diff options
| author | Christian Lamparter <chunkeey@googlemail.com> | 2017-03-14 17:02:20 +0100 |
|---|---|---|
| committer | John Crispin <john@phrozen.org> | 2017-03-22 09:45:18 +0100 |
| commit | c2d50bdeb34cfc359f28aeb2fe7648cc335bc623 (patch) | |
| tree | 0c901aab89f6a160292b0b8d5b5aa161064eebdc /target/linux | |
| parent | 5c617aec051de5c9dc788d592931a673d58b053d (diff) | |
| download | mtk-20170518-c2d50bdeb34cfc359f28aeb2fe7648cc335bc623.zip mtk-20170518-c2d50bdeb34cfc359f28aeb2fe7648cc335bc623.tar.gz mtk-20170518-c2d50bdeb34cfc359f28aeb2fe7648cc335bc623.tar.bz2 | |
ipq806x: add ipq4019 support
Signed-off-by: Christian Lamparter <chunkeey@googlemail.com>
Signed-off-by: John Crispin <john@phrozen.org>
Diffstat (limited to 'target/linux')
29 files changed, 21249 insertions, 327 deletions
diff --git a/target/linux/ipq806x/config-4.9 b/target/linux/ipq806x/config-4.9 index b66717d..3897284 100644 --- a/target/linux/ipq806x/config-4.9 +++ b/target/linux/ipq806x/config-4.9 @@ -2,6 +2,7 @@ CONFIG_ALIGNMENT_TRAP=y # CONFIG_AMBA_PL08X is not set CONFIG_APQ_GCC_8084=y CONFIG_APQ_MMCC_8084=y +CONFIG_AR40XX_PHY=y CONFIG_AR8216_PHY=y CONFIG_ARCH_CLOCKSOURCE_DATA=y CONFIG_ARCH_HAS_ELF_RANDOMIZE=y @@ -10,6 +11,7 @@ CONFIG_ARCH_HAS_SG_CHAIN=y CONFIG_ARCH_HAS_TICK_BROADCAST=y CONFIG_ARCH_HAVE_CUSTOM_GPIO_H=y CONFIG_ARCH_HIBERNATION_POSSIBLE=y +CONFIG_ARCH_IPQ40XX=y # CONFIG_ARCH_MDM9615 is not set CONFIG_ARCH_MIGHT_HAVE_PC_PARPORT=y CONFIG_ARCH_MSM8960=y @@ -66,6 +68,7 @@ CONFIG_BLK_MQ_PCI=y # CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC is not set CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC_VALUE=0 CONFIG_BOUNCE=y +CONFIG_BUS_TOPOLOGY_ADHOC=y # CONFIG_CACHE_L2X0 is not set CONFIG_CLKDEV_LOOKUP=y CONFIG_CLKSRC_OF=y @@ -143,6 +146,7 @@ CONFIG_DYNAMIC_DEBUG=y CONFIG_EARLY_PRINTK=y CONFIG_EDAC_ATOMIC_SCRUB=y CONFIG_EDAC_SUPPORT=y +CONFIG_ESSEDMA=y CONFIG_ETHERNET_PACKET_MANGLE=y CONFIG_FIXED_PHY=y CONFIG_FIX_EARLYCON_MEM=y @@ -253,6 +257,7 @@ CONFIG_LZO_DECOMPRESS=y CONFIG_MDIO_BITBANG=y CONFIG_MDIO_BOARDINFO=y CONFIG_MDIO_GPIO=y +CONFIG_MDIO_IPQ40XX=y # CONFIG_MDM_GCC_9615 is not set # CONFIG_MDM_LCC_9615 is not set # CONFIG_MFD_MAX77620 is not set @@ -272,6 +277,7 @@ CONFIG_MMC_SDHCI_MSM=y CONFIG_MMC_SDHCI_PLTFM=y # CONFIG_MMC_TIFM_SD is not set CONFIG_MODULES_USE_ELF_REL=y +CONFIG_MSM_BUS_SCALING=y CONFIG_MSM_GCC_8660=y # CONFIG_MSM_GCC_8916 is not set CONFIG_MSM_GCC_8960=y @@ -291,6 +297,7 @@ CONFIG_MTD_NAND_QCOM=y CONFIG_MTD_QCOM_SMEM_PARTS=y CONFIG_MTD_SPI_NOR=y CONFIG_MTD_SPLIT_FIRMWARE=y +CONFIG_MTD_SPLIT_FIRMWARE_NAME="firmware" CONFIG_MTD_SPLIT_FIT_FW=y CONFIG_MTD_UBI=y CONFIG_MTD_UBI_BEB_LIMIT=20 @@ -389,6 +396,7 @@ CONFIG_QCOM_SCM_32=y CONFIG_QCOM_SMEM=y # CONFIG_QCOM_SMP2P is not set # CONFIG_QCOM_SMSM is not set +CONFIG_QCOM_TCSR=y CONFIG_QCOM_TSENS=y # CONFIG_QCOM_WCNSS_PIL is not set CONFIG_QCOM_WDT=y diff --git a/target/linux/ipq806x/files-4.9/arch/arm/boot/dts/qcom-ipq4019-bus.dtsi b/target/linux/ipq806x/files-4.9/arch/arm/boot/dts/qcom-ipq4019-bus.dtsi new file mode 100644 index 0000000..1695059 --- /dev/null +++ b/target/linux/ipq806x/files-4.9/arch/arm/boot/dts/qcom-ipq4019-bus.dtsi @@ -0,0 +1,1142 @@ +/* Copyright (c) 2015, The Linux Foundation. All rights reserved. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + * + */ + +#include <dt-bindings/msm/msm-bus-ids.h> + +/ { + +soc { + ad_hoc_bus: ad-hoc-bus { + compatible = "qcom,msm-bus-device"; + reg = <0x580000 0x14000>, + <0x500000 0x11000>; + reg-names = "snoc-base", "pcnoc-base"; + + /*Buses*/ + + fab_pcnoc: fab-pcnoc { + cell-id = <MSM_BUS_FAB_PERIPH_NOC>; + label = "fab-pcnoc"; + qcom,fab-dev; + qcom,base-name = "pcnoc-base"; + qcom,bypass-qos-prg; + qcom,bus-type = <1>; + qcom,qos-off = <0x1000>; + qcom,base-offset = <0x0>; + clocks = <>; + }; + + fab_snoc: fab-snoc { + cell-id = <MSM_BUS_FAB_SYS_NOC>; + label = "fab-snoc"; + qcom,fab-dev; + qcom,base-name = "snoc-base"; + qcom,bypass-qos-prg; + qcom,bus-type = <1>; + qcom,qos-off = <0x80>; + qcom,base-offset = <0x0>; + clocks = <>; + }; + + /*Masters*/ + + mas_blsp_bam: mas-blsp-bam { + cell-id = <MSM_BUS_MASTER_BLSP_BAM>; + label = "mas-blsp-bam"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,connections = <&pcnoc_m_0>; + qcom,bus-dev = <&fab_pcnoc>; + qcom,mas-rpm-id = <ICBID_MASTER_BLSP_BAM>; + qcom,blacklist = <&slv_tcsr &slv_mdio &slv_adss_cfg + &slv_fephy_cfg &slv_wss1_apu_cfg &slv_ddrc_mpu1_cfg + &slv_ddrc_mpu0_cfg &slv_qpic_cfg &slv_ddrc_cfg + &slv_pcnoc_cfg &slv_ess_apu_cfg &slv_imem_cfg + &slv_srif &slv_prng &slv_qdss_cfg + &slv_wss0_apu_cfg &slv_ddrc_apu_cfg &slv_gcnt + &slv_tlmm &slv_wss0_vmidmt_cfg &slv_prng_apu_cfg + &slv_boot_rom &slv_security &slv_spdm + &slv_pcnoc_mpu_cfg &slv_ddrc_mpu2_cfg &slv_ess_vmidmt_cfg + &slv_qhss_apu_cfg &slv_adss_vmidmt_cfg &slv_clk_ctl + &slv_adss_apu &slv_blsp_cfg &slv_usb2_cfg + &slv_srvc_pcnoc &slv_snoc_mpu_cfg &slv_wss1_vmidmt_cfg + &slv_sdcc_cfg &slv_snoc_cfg>; + }; + + mas_usb2_bam: mas-usb2-bam { + cell-id = <MSM_BUS_MASTER_USB2_BAM>; + label = "mas-usb2-bam"; + qcom,buswidth = <8>; + qcom,ap-owned; + qcom,qport = <15>; + qcom,qos-mode = "fixed"; + qcom,connections = <&slv_pcnoc_snoc>; + qcom,prio1 = <1>; + qcom,prio0 = <1>; + qcom,bus-dev = <&fab_pcnoc>; + qcom,mas-rpm-id = <ICBID_MASTER_USB2_BAM>; + qcom,blacklist = <&slv_tcsr &slv_mdio &slv_adss_cfg + &slv_fephy_cfg &slv_wss1_apu_cfg &slv_ddrc_mpu1_cfg + &slv_ddrc_mpu0_cfg &slv_qpic_cfg &slv_ddrc_cfg + &slv_pcnoc_cfg &slv_ess_apu_cfg &slv_imem_cfg + &slv_srif &slv_prng &slv_qdss_cfg + &slv_wss0_apu_cfg &slv_ddrc_apu_cfg &slv_gcnt + &slv_tlmm &slv_wss0_vmidmt_cfg &slv_prng_apu_cfg + &slv_boot_rom &slv_security &slv_spdm + &slv_pcnoc_mpu_cfg &slv_ddrc_mpu2_cfg &slv_ess_vmidmt_cfg + &slv_qhss_apu_cfg &slv_adss_vmidmt_cfg &slv_clk_ctl + &slv_adss_apu &slv_blsp_cfg &slv_usb2_cfg + &slv_srvc_pcnoc &slv_snoc_mpu_cfg &slv_wss1_vmidmt_cfg + &slv_sdcc_cfg &slv_snoc_cfg>; + }; + + mas_adss_dma0: mas-adss-dma0 { + cell-id = <MSM_BUS_MASTER_ADDS_DMA0>; + label = "mas-adss-dma0"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,connections = <&pcnoc_m_1>; + qcom,bus-dev = <&fab_pcnoc>; + qcom,mas-rpm-id = <ICBID_MASTER_ADSS_DMA0>; + qcom,blacklist = <&slv_tcsr &slv_mdio &slv_adss_cfg + &slv_fephy_cfg &slv_wss1_apu_cfg &slv_ddrc_mpu1_cfg + &slv_ddrc_mpu0_cfg &slv_qpic_cfg &slv_ddrc_cfg + &slv_pcnoc_cfg &slv_ess_apu_cfg &slv_imem_cfg + &slv_srif &slv_prng &slv_qdss_cfg + &slv_wss0_apu_cfg &slv_ddrc_apu_cfg &slv_gcnt + &slv_tlmm &slv_wss0_vmidmt_cfg &slv_prng_apu_cfg + &slv_boot_rom &slv_security &slv_spdm + &slv_pcnoc_mpu_cfg &slv_ddrc_mpu2_cfg &slv_ess_vmidmt_cfg + &slv_qhss_apu_cfg &slv_adss_vmidmt_cfg &slv_clk_ctl + &slv_adss_apu &slv_blsp_cfg &slv_usb2_cfg + &slv_srvc_pcnoc &slv_snoc_mpu_cfg &slv_wss1_vmidmt_cfg + &slv_sdcc_cfg &slv_snoc_cfg>; + }; + + mas_adss_dma1: mas-adss-dma1 { + cell-id = <MSM_BUS_MASTER_ADDS_DMA1>; + label = "mas-adss-dma1"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,connections = <&pcnoc_m_1>; + qcom,bus-dev = <&fab_pcnoc>; + qcom,mas-rpm-id = <ICBID_MASTER_ADSS_DMA1>; + qcom,blacklist = <&slv_tcsr &slv_mdio &slv_adss_cfg + &slv_fephy_cfg &slv_wss1_apu_cfg &slv_ddrc_mpu1_cfg + &slv_ddrc_mpu0_cfg &slv_qpic_cfg &slv_ddrc_cfg + &slv_pcnoc_cfg &slv_ess_apu_cfg &slv_imem_cfg + &slv_srif &slv_prng &slv_qdss_cfg + &slv_wss0_apu_cfg &slv_ddrc_apu_cfg &slv_gcnt + &slv_tlmm &slv_wss0_vmidmt_cfg &slv_prng_apu_cfg + &slv_boot_rom &slv_security &slv_spdm + &slv_pcnoc_mpu_cfg &slv_ddrc_mpu2_cfg &slv_ess_vmidmt_cfg + &slv_qhss_apu_cfg &slv_adss_vmidmt_cfg &slv_clk_ctl + &slv_adss_apu &slv_blsp_cfg &slv_usb2_cfg + &slv_srvc_pcnoc &slv_snoc_mpu_cfg &slv_wss1_vmidmt_cfg + &slv_sdcc_cfg &slv_snoc_cfg>; + }; + + mas_adss_dma2: mas-adss-dma2 { + cell-id = <MSM_BUS_MASTER_ADDS_DMA2>; + label = "mas-adss-dma2"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,connections = <&pcnoc_m_1>; + qcom,bus-dev = <&fab_pcnoc>; + qcom,mas-rpm-id = <ICBID_MASTER_ADSS_DMA2>; + qcom,blacklist = <&slv_tcsr &slv_mdio &slv_adss_cfg + &slv_fephy_cfg &slv_wss1_apu_cfg &slv_ddrc_mpu1_cfg + &slv_ddrc_mpu0_cfg &slv_qpic_cfg &slv_ddrc_cfg + &slv_pcnoc_cfg &slv_ess_apu_cfg &slv_imem_cfg + &slv_srif &slv_prng &slv_qdss_cfg + &slv_wss0_apu_cfg &slv_ddrc_apu_cfg &slv_gcnt + &slv_tlmm &slv_wss0_vmidmt_cfg &slv_prng_apu_cfg + &slv_boot_rom &slv_security &slv_spdm + &slv_pcnoc_mpu_cfg &slv_ddrc_mpu2_cfg &slv_ess_vmidmt_cfg + &slv_qhss_apu_cfg &slv_adss_vmidmt_cfg &slv_clk_ctl + &slv_adss_apu &slv_blsp_cfg &slv_usb2_cfg + &slv_srvc_pcnoc &slv_snoc_mpu_cfg &slv_wss1_vmidmt_cfg + &slv_sdcc_cfg &slv_snoc_cfg>; + }; + + mas_adss_dma3: mas-adss-dma3 { + cell-id = <MSM_BUS_MASTER_ADDS_DMA3>; + label = "mas-adss-dma3"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,connections = <&pcnoc_m_1>; + qcom,bus-dev = <&fab_pcnoc>; + qcom,mas-rpm-id = <ICBID_MASTER_ADSS_DMA3>; + qcom,blacklist = <&slv_tcsr &slv_mdio &slv_adss_cfg + &slv_fephy_cfg &slv_wss1_apu_cfg &slv_ddrc_mpu1_cfg + &slv_ddrc_mpu0_cfg &slv_qpic_cfg &slv_ddrc_cfg + &slv_pcnoc_cfg &slv_ess_apu_cfg &slv_imem_cfg + &slv_srif &slv_prng &slv_qdss_cfg + &slv_wss0_apu_cfg &slv_ddrc_apu_cfg &slv_gcnt + &slv_tlmm &slv_wss0_vmidmt_cfg &slv_prng_apu_cfg + &slv_boot_rom &slv_security &slv_spdm + &slv_pcnoc_mpu_cfg &slv_ddrc_mpu2_cfg &slv_ess_vmidmt_cfg + &slv_qhss_apu_cfg &slv_adss_vmidmt_cfg &slv_clk_ctl + &slv_adss_apu &slv_blsp_cfg &slv_usb2_cfg + &slv_srvc_pcnoc &slv_snoc_mpu_cfg &slv_wss1_vmidmt_cfg + &slv_sdcc_cfg &slv_snoc_cfg>; + }; + + mas_qpic_bam: mas-qpic-bam { + cell-id = <MSM_BUS_MASTER_QPIC_BAM>; + label = "mas-qpic-bam"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,connections = <&pcnoc_m_0>; + qcom,bus-dev = <&fab_pcnoc>; + qcom,mas-rpm-id = <ICBID_MASTER_QPIC_BAM>; + qcom,blacklist = <&slv_tcsr &slv_mdio &slv_adss_cfg + &slv_fephy_cfg &slv_wss1_apu_cfg &slv_ddrc_mpu1_cfg + &slv_ddrc_mpu0_cfg &slv_qpic_cfg &slv_ddrc_cfg + &slv_pcnoc_cfg &slv_ess_apu_cfg &slv_imem_cfg + &slv_srif &slv_prng &slv_qdss_cfg + &slv_wss0_apu_cfg &slv_ddrc_apu_cfg &slv_gcnt + &slv_tlmm &slv_wss0_vmidmt_cfg &slv_prng_apu_cfg + &slv_boot_rom &slv_security &slv_spdm + &slv_pcnoc_mpu_cfg &slv_ddrc_mpu2_cfg &slv_ess_vmidmt_cfg + &slv_qhss_apu_cfg &slv_adss_vmidmt_cfg &slv_clk_ctl + &slv_adss_apu &slv_blsp_cfg &slv_usb2_cfg + &slv_srvc_pcnoc &slv_snoc_mpu_cfg &slv_wss1_vmidmt_cfg + &slv_sdcc_cfg &slv_snoc_cfg>; + }; + + mas_spdm: mas-spdm { + cell-id = <MSM_BUS_MASTER_SPDM>; + label = "mas-spdm"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,connections = <&pcnoc_m_0>; + qcom,bus-dev = <&fab_pcnoc>; + qcom,mas-rpm-id = <ICBID_MASTER_SPDM>; + qcom,blacklist = <&slv_tcsr &slv_mdio &slv_adss_cfg + &slv_fephy_cfg &slv_wss1_apu_cfg &slv_ddrc_mpu1_cfg + &slv_ddrc_mpu0_cfg &slv_qpic_cfg &slv_ddrc_cfg + &slv_pcnoc_cfg &slv_ess_apu_cfg &slv_imem_cfg + &slv_srif &slv_prng &slv_qdss_cfg + &slv_wss0_apu_cfg &slv_ddrc_apu_cfg &slv_gcnt + &slv_tlmm &slv_wss0_vmidmt_cfg &slv_prng_apu_cfg + &slv_boot_rom &slv_security &slv_spdm + &slv_pcnoc_mpu_cfg &slv_ddrc_mpu2_cfg &slv_ess_vmidmt_cfg + &slv_qhss_apu_cfg &slv_adss_vmidmt_cfg &slv_clk_ctl + &slv_adss_apu &slv_blsp_cfg &slv_usb2_cfg + &slv_srvc_pcnoc &slv_snoc_mpu_cfg &slv_wss1_vmidmt_cfg + &slv_sdcc_cfg &slv_snoc_cfg>; + }; + + mas_pcnoc_cfg: mas-pcnoc-cfg { + cell-id = <MSM_BUS_MASTER_PNOC_CFG>; + label = "mas-pcnoc-cfg"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,connections = <&slv_srvc_pcnoc>; + qcom,bus-dev = <&fab_pcnoc>; + qcom,mas-rpm-id = <ICBID_MASTER_PCNOC_CFG>; + }; + + mas_tic: mas-tic { + cell-id = <MSM_BUS_MASTER_TIC>; + label = "mas-tic"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,connections = <&pcnoc_int_0 &slv_pcnoc_snoc>; + qcom,bus-dev = <&fab_pcnoc>; + qcom,mas-rpm-id = <ICBID_MASTER_TIC>; + }; + + mas_sdcc_bam: mas-sdcc-bam { + cell-id = <MSM_BUS_MASTER_SDCC_BAM>; + label = "mas-sdcc-bam"; + qcom,buswidth = <8>; + qcom,ap-owned; + qcom,qport = <14>; + qcom,qos-mode = "fixed"; + qcom,connections = <&slv_pcnoc_snoc>; + qcom,prio1 = <0>; + qcom,prio0 = <0>; + qcom,bus-dev = <&fab_pcnoc>; + qcom,mas-rpm-id = <ICBID_MASTER_SDCC_BAM>; + qcom,blacklist = <&slv_tcsr &slv_mdio &slv_adss_cfg + &slv_fephy_cfg &slv_wss1_apu_cfg &slv_ddrc_mpu1_cfg + &slv_ddrc_mpu0_cfg &slv_qpic_cfg &slv_ddrc_cfg + &slv_pcnoc_cfg &slv_ess_apu_cfg &slv_imem_cfg + &slv_srif &slv_prng &slv_qdss_cfg + &slv_wss0_apu_cfg &slv_ddrc_apu_cfg &slv_gcnt + &slv_tlmm &slv_wss0_vmidmt_cfg &slv_prng_apu_cfg + &slv_boot_rom &slv_security &slv_spdm + &slv_pcnoc_mpu_cfg &slv_ddrc_mpu2_cfg &slv_ess_vmidmt_cfg + &slv_qhss_apu_cfg &slv_adss_vmidmt_cfg &slv_clk_ctl + &slv_adss_apu &slv_blsp_cfg &slv_usb2_cfg + &slv_srvc_pcnoc &slv_snoc_mpu_cfg &slv_wss1_vmidmt_cfg + &slv_sdcc_cfg &slv_snoc_cfg>; + }; + + mas_snoc_pcnoc: mas-snoc-pcnoc { + cell-id = <MSM_BUS_SNOC_PNOC_MAS>; + label = "mas-snoc-pcnoc"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,qport = <16>; + qcom,qos-mode = "fixed"; + qcom,connections = <&pcnoc_int_0>; + qcom,prio1 = <0>; + qcom,prio0 = <0>; + qcom,bus-dev = <&fab_pcnoc>; + qcom,mas-rpm-id = <ICBID_MASTER_SNOC_PCNOC>; + }; + + mas_qdss_dap: mas-qdss-dap { + cell-id = <MSM_BUS_MASTER_QDSS_DAP>; + label = "mas-qdss-dap"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,connections = <&pcnoc_int_0 &slv_pcnoc_snoc>; + qcom,bus-dev = <&fab_pcnoc>; + qcom,mas-rpm-id = <ICBID_MASTER_QDSS_DAP>; + }; + + mas_ddrc_snoc: mas-ddrc-snoc { + cell-id = <MSM_BUS_MASTER_DDRC_SNOC>; + label = "mas-ddrc-snoc"; + qcom,buswidth = <16>; + qcom,ap-owned; + qcom,connections = <&snoc_int_0 &snoc_int_1 + &slv_pcie>; + qcom,bus-dev = <&fab_snoc>; + qcom,mas-rpm-id = <ICBID_MASTER_DDRC_SNOC>; + qcom,blacklist = <&slv_snoc_ddrc_m1 &slv_srvc_snoc>; + }; + + mas_wss_0: mas-wss-0 { + cell-id = <MSM_BUS_MASTER_WSS_0>; + label = "mas-wss-0"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,qport = <26>; + qcom,qos-mode = "fixed"; + qcom,connections = <&snoc_int_0 &slv_snoc_ddrc_m1>; + qcom,prio1 = <0>; + qcom,prio0 = <0>; + qcom,bus-dev = <&fab_snoc>; + qcom,mas-rpm-id = <ICBID_MASTER_WSS_0>; + qcom,blacklist = <&slv_usb3_cfg &slv_ess_cfg &slv_pcie + &slv_wss1_cfg &slv_wss0_cfg &slv_crypto_cfg + &slv_srvc_snoc>; + }; + + mas_wss_1: mas-wss-1 { + cell-id = <MSM_BUS_MASTER_WSS_1>; + label = "mas-wss-1"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,qport = <27>; + qcom,qos-mode = "fixed"; + qcom,connections = <&snoc_int_0 &slv_snoc_ddrc_m1>; + qcom,prio1 = <0>; + qcom,prio0 = <0>; + qcom,bus-dev = <&fab_snoc>; + qcom,mas-rpm-id = <ICBID_MASTER_WSS_1>; + qcom,blacklist = <&slv_usb3_cfg &slv_ess_cfg &slv_pcie + &slv_wss1_cfg &slv_wss0_cfg &slv_crypto_cfg + &slv_srvc_snoc>; + }; + + mas_crypto: mas-crypto { + cell-id = <MSM_BUS_MASTER_CRYPTO>; + label = "mas-crypto"; + qcom,buswidth = <8>; + qcom,ap-owned; + qcom,qport = <5>; + qcom,qos-mode = "fixed"; + qcom,connections = <&snoc_int_0 &snoc_int_1 + &slv_snoc_ddrc_m1>; + qcom,prio1 = <0>; + qcom,prio0 = <0>; + qcom,bus-dev = <&fab_snoc>; + qcom,mas-rpm-id = <ICBID_MASTER_CRYPTO>; + qcom,blacklist = <&slv_usb3_cfg &slv_ess_cfg &slv_a7ss + &slv_pcie &slv_qdss_stm &slv_crypto_cfg + &slv_srvc_snoc>; + }; + + mas_ess: mas-ess { + cell-id = <MSM_BUS_MASTER_ESS>; + label = "mas-ess"; + qcom,buswidth = <8>; + qcom,ap-owned; + qcom,qport = <44>; + qcom,qos-mode = "fixed"; + qcom,connections = <&snoc_int_0 &slv_snoc_ddrc_m1>; + qcom,prio1 = <0>; + qcom,prio0 = <0>; + qcom,bus-dev = <&fab_snoc>; + qcom,mas-rpm-id = <ICBID_MASTER_ESS>; + qcom,blacklist = <&slv_usb3_cfg &slv_ess_cfg &slv_a7ss + &slv_pcie &slv_qdss_stm &slv_wss1_cfg + &slv_wss0_cfg &slv_crypto_cfg &slv_srvc_snoc>; + }; + + mas_pcie: mas-pcie { + cell-id = <MSM_BUS_MASTER_PCIE>; + label = "mas-pcie"; + qcom,buswidth = <8>; + qcom,ap-owned; + qcom,qport = <6>; + qcom,qos-mode = "fixed"; + qcom,connections = <&snoc_int_0 &slv_snoc_ddrc_m1>; + qcom,prio1 = <0>; + qcom,prio0 = <0>; + qcom,bus-dev = <&fab_snoc>; + qcom,mas-rpm-id = <ICBID_MASTER_PCIE>; + qcom,blacklist = <&slv_usb3_cfg &slv_ess_cfg &slv_pcie + &slv_qdss_stm &slv_wss1_cfg &slv_wss0_cfg + &slv_crypto_cfg &slv_srvc_snoc>; + }; + + mas_usb3: mas-usb3 { + cell-id = <MSM_BUS_MASTER_USB3>; + label = "mas-usb3"; + qcom,buswidth = <8>; + qcom,ap-owned; + qcom,qport = <7>; + qcom,qos-mode = "fixed"; + qcom,connections = <&snoc_int_0 &slv_snoc_ddrc_m1>; + qcom,prio1 = <0>; + qcom,prio0 = <0>; + qcom,bus-dev = <&fab_snoc>; + qcom,mas-rpm-id = <ICBID_MASTER_USB3>; + qcom,blacklist = <&slv_usb3_cfg &slv_ess_cfg &slv_a7ss + &slv_pcie &slv_qdss_stm &slv_wss1_cfg + &slv_wss0_cfg &slv_crypto_cfg &slv_srvc_snoc>; + }; + + mas_qdss_etr: mas-qdss-etr { + cell-id = <MSM_BUS_MASTER_QDSS_ETR>; + label = "mas-qdss-etr"; + qcom,buswidth = <8>; + qcom,ap-owned; + qcom,qport = <544>; + qcom,qos-mode = "fixed"; + qcom,connections = <&qdss_int>; + qcom,prio1 = <0>; + qcom,prio0 = <0>; + qcom,bus-dev = <&fab_snoc>; + qcom,mas-rpm-id = <ICBID_MASTER_QDSS_ETR>; + qcom,blacklist = <&slv_usb3_cfg &slv_ess_cfg &slv_a7ss + &slv_pcie &slv_qdss_stm &slv_wss1_cfg + &slv_wss0_cfg &slv_crypto_cfg &slv_srvc_snoc>; + }; + + mas_qdss_bamndp: mas-qdss-bamndp { + cell-id = <MSM_BUS_MASTER_QDSS_BAMNDP>; + label = "mas-qdss-bamndp"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,qport = <576>; + qcom,qos-mode = "fixed"; + qcom,connections = <&qdss_int>; + qcom,prio1 = <0>; + qcom,prio0 = <0>; + qcom,bus-dev = <&fab_snoc>; + qcom,mas-rpm-id = <ICBID_MASTER_QDSS_BAMNDP>; + qcom,blacklist = <&slv_usb3_cfg &slv_ess_cfg &slv_a7ss + &slv_pcie &slv_qdss_stm &slv_wss1_cfg + &slv_wss0_cfg &slv_crypto_cfg &slv_srvc_snoc>; + }; + + mas_pcnoc_snoc: mas-pcnoc-snoc { + cell-id = <MSM_BUS_PNOC_SNOC_MAS>; + label = "mas-pcnoc-snoc"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,qport = <384>; + qcom,qos-mode = "fixed"; + qcom,connections = <&snoc_int_0 &snoc_int_1 + &slv_snoc_ddrc_m1>; + qcom,prio1 = <0>; + qcom,prio0 = <0>; + qcom,bus-dev = <&fab_snoc>; + qcom,mas-rpm-id = <ICBID_MASTER_PNOC_SNOC>; + qcom,blacklist = <&slv_srvc_snoc>; + }; + + mas_snoc_cfg: mas-snoc-cfg { + cell-id = <MSM_BUS_MASTER_QDSS_SNOC_CFG>; + label = "mas-snoc-cfg"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,connections = <&slv_srvc_snoc>; + qcom,bus-dev = <&fab_snoc>; + qcom,mas-rpm-id = <ICBID_MASTER_QDSS_SNOC_CFG>; + }; + + /*Internal nodes*/ + + + pcnoc_m_0: pcnoc-m-0 { + cell-id = <MSM_BUS_PNOC_M_0>; + label = "pcnoc-m-0"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,qport = <12>; + qcom,qos-mode = "fixed"; + qcom,connections = <&slv_pcnoc_snoc>; + qcom,prio1 = <1>; + qcom,prio0 = <1>; + qcom,bus-dev = <&fab_pcnoc>; + qcom,mas-rpm-id = <ICBID_MASTER_PCNOC_M_0>; + qcom,slv-rpm-id = <ICBID_SLAVE_PCNOC_M_0>; + }; + + pcnoc_m_1: pcnoc-m-1 { + cell-id = <MSM_BUS_PNOC_M_1>; + label = "pcnoc-m-1"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,qport = <13>; + qcom,qos-mode = "fixed"; + qcom,connections = <&slv_pcnoc_snoc>; + qcom,prio1 = <1>; + qcom,prio0 = <1>; + qcom,bus-dev = <&fab_pcnoc>; + qcom,mas-rpm-id = <ICBID_MASTER_PCNOC_M_1>; + qcom,slv-rpm-id = <ICBID_SLAVE_PCNOC_M_1>; + }; + + pcnoc_int_0: pcnoc-int-0 { + cell-id = <MSM_BUS_PNOC_INT_0>; + label = "pcnoc-int-0"; + qcom,buswidth = <8>; + qcom,ap-owned; + qcom,connections = < &pcnoc_s_1 &pcnoc_s_2 &pcnoc_s_0 + &pcnoc_s_4 &pcnoc_s_5 + &pcnoc_s_6 &pcnoc_s_7 + &pcnoc_s_8 &pcnoc_s_9 + &pcnoc_s_3>; + qcom,bus-dev = <&fab_pcnoc>; + qcom,mas-rpm-id = <ICBID_MASTER_PCNOC_INT_0>; + qcom,slv-rpm-id = <ICBID_SLAVE_PCNOC_INT_0>; + }; + + pcnoc_s_0: pcnoc-s-0 { + cell-id = <MSM_BUS_PNOC_SLV_0>; + label = "pcnoc-s-0"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,connections = <&slv_clk_ctl &slv_tcsr &slv_security + &slv_tlmm>; + qcom,bus-dev = <&fab_pcnoc>; + qcom,mas-rpm-id = <ICBID_MASTER_PCNOC_S_0>; + qcom,slv-rpm-id = <ICBID_SLAVE_PCNOC_S_0>; + }; + + pcnoc_s_1: pcnoc-s-1 { + cell-id = <MSM_BUS_PNOC_SLV_1>; + label = "pcnoc-s-1"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,connections = < &slv_prng_apu_cfg &slv_prng&slv_imem_cfg>; + qcom,bus-dev = <&fab_pcnoc>; + qcom,mas-rpm-id = <ICBID_MASTER_PCNOC_S_1>; + qcom,slv-rpm-id = <ICBID_SLAVE_PCNOC_S_1>; + }; + + pcnoc_s_2: pcnoc-s-2 { + cell-id = <MSM_BUS_PNOC_SLV_2>; + label = "pcnoc-s-2"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,connections = < &slv_spdm &slv_pcnoc_mpu_cfg &slv_pcnoc_cfg + &slv_boot_rom>; + qcom,bus-dev = <&fab_pcnoc>; + qcom,mas-rpm-id = <ICBID_MASTER_PCNOC_S_2>; + qcom,slv-rpm-id = <ICBID_SLAVE_PCNOC_S_2>; + }; + + pcnoc_s_3: pcnoc-s-3 { + cell-id = <MSM_BUS_PNOC_SLV_3>; + label = "pcnoc-s-3"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,connections = < &slv_qdss_cfg&slv_gcnt &slv_snoc_cfg + &slv_snoc_mpu_cfg>; + qcom,bus-dev = <&fab_pcnoc>; + qcom,mas-rpm-id = <ICBID_MASTER_PCNOC_S_3>; + qcom,slv-rpm-id = <ICBID_SLAVE_PCNOC_S_3>; + }; + + pcnoc_s_4: pcnoc-s-4 { + cell-id = <MSM_BUS_PNOC_SLV_4>; + label = "pcnoc-s-4"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,connections = <&slv_adss_cfg &slv_adss_vmidmt_cfg &slv_adss_apu>; + qcom,bus-dev = <&fab_pcnoc>; + qcom,mas-rpm-id = <ICBID_MASTER_PCNOC_S_4>; + qcom,slv-rpm-id = <ICBID_SLAVE_PCNOC_S_4>; + }; + + pcnoc_s_5: pcnoc-s-5 { + cell-id = <MSM_BUS_PNOC_SLV_5>; + label = "pcnoc-s-5"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,connections = <&slv_qhss_apu_cfg &slv_fephy_cfg &slv_mdio + &slv_srif>; + qcom,bus-dev = <&fab_pcnoc>; + qcom,mas-rpm-id = <ICBID_MASTER_PCNOC_S_5>; + qcom,slv-rpm-id = <ICBID_SLAVE_PCNOC_S_5>; + }; + + pcnoc_s_6: pcnoc-s-6 { + cell-id = <MSM_BUS_PNOC_SLV_6>; + label = "pcnoc-s-6"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,connections = < &slv_ddrc_mpu0_cfg &slv_ddrc_apu_cfg &slv_ddrc_mpu2_cfg + &slv_ddrc_cfg &slv_ddrc_mpu1_cfg>; + qcom,bus-dev = <&fab_pcnoc>; + qcom,mas-rpm-id = <ICBID_MASTER_PCNOC_S_6>; + qcom,slv-rpm-id = <ICBID_SLAVE_PCNOC_S_6>; + }; + + pcnoc_s_7: pcnoc-s-7 { + cell-id = <MSM_BUS_PNOC_SLV_7>; + label = "pcnoc-s-7"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,connections = < &slv_ess_apu_cfg &slv_usb2_cfg&slv_ess_vmidmt_cfg>; + qcom,bus-dev = <&fab_pcnoc>; + qcom,mas-rpm-id = <ICBID_MASTER_PCNOC_S_7>; + qcom,slv-rpm-id = <ICBID_SLAVE_PCNOC_S_7>; + }; + + pcnoc_s_8: pcnoc-s-8 { + cell-id = <MSM_BUS_PNOC_SLV_8>; + label = "pcnoc-s-8"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,connections = < &slv_sdcc_cfg &slv_qpic_cfg&slv_blsp_cfg>; + qcom,bus-dev = <&fab_pcnoc>; + qcom,mas-rpm-id = <ICBID_MASTER_PCNOC_S_8>; + qcom,slv-rpm-id = <ICBID_SLAVE_PCNOC_S_8>; + }; + + pcnoc_s_9: pcnoc-s-9 { + cell-id = <MSM_BUS_PNOC_SLV_9>; + label = "pcnoc-s-9"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,connections = < &slv_wss1_apu_cfg &slv_wss1_vmidmt_cfg&slv_wss0_vmidmt_cfg + &slv_wss0_apu_cfg>; + qcom,bus-dev = <&fab_pcnoc>; + qcom,mas-rpm-id = <ICBID_MASTER_PCNOC_S_9>; + qcom,slv-rpm-id = <ICBID_SLAVE_PCNOC_S_9>; + }; + + snoc_int_0: snoc-int-0 { + cell-id = <MSM_BUS_SNOC_INT_0>; + label = "snoc-int-0"; + qcom,buswidth = <8>; + qcom,ap-owned; + qcom,connections = < &slv_ocimem&slv_qdss_stm>; + qcom,bus-dev = <&fab_snoc>; + qcom,mas-rpm-id = <ICBID_MASTER_SNOC_INT_0>; + qcom,slv-rpm-id = <ICBID_SLAVE_SNOC_INT_0>; + }; + + snoc_int_1: snoc-int-1 { + cell-id = <MSM_BUS_SNOC_INT_1>; + label = "snoc-int-1"; + qcom,buswidth = <8>; + qcom,ap-owned; + qcom,connections = < &slv_crypto_cfg &slv_a7ss &slv_ess_cfg + &slv_usb3_cfg &slv_wss1_cfg + &slv_wss0_cfg>; + qcom,bus-dev = <&fab_snoc>; + qcom,mas-rpm-id = <ICBID_MASTER_SNOC_INT_1>; + qcom,slv-rpm-id = <ICBID_SLAVE_SNOC_INT_1>; + }; + + qdss_int: qdss-int { + cell-id = <MSM_BUS_SNOC_QDSS_INT>; + label = "qdss-int"; + qcom,buswidth = <8>; + qcom,ap-owned; + qcom,connections = <&snoc_int_0 &slv_snoc_ddrc_m1>; + qcom,bus-dev = <&fab_snoc>; + qcom,mas-rpm-id = <ICBID_MASTER_QDSS_INT>; + qcom,slv-rpm-id = <ICBID_SLAVE_QDSS_INT>; + }; + /*Slaves*/ + + slv_clk_ctl:slv-clk-ctl { + cell-id = <MSM_BUS_SLAVE_CLK_CTL>; + label = "slv-clk-ctl"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_CLK_CTL>; + }; + + slv_security:slv-security { + cell-id = <MSM_BUS_SLAVE_SECURITY>; + label = "slv-security"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_SECURITY>; + }; + + slv_tcsr:slv-tcsr { + cell-id = <MSM_BUS_SLAVE_TCSR>; + label = "slv-tcsr"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_TCSR>; + }; + + slv_tlmm:slv-tlmm { + cell-id = <MSM_BUS_SLAVE_TLMM>; + label = "slv-tlmm"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_TLMM>; + }; + + slv_imem_cfg:slv-imem-cfg { + cell-id = <MSM_BUS_SLAVE_IMEM_CFG>; + label = "slv-imem-cfg"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_IMEM_CFG>; + }; + + slv_prng:slv-prng { + cell-id = <MSM_BUS_SLAVE_PRNG>; + label = "slv-prng"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_PRNG>; + }; + + slv_prng_apu_cfg:slv-prng-apu-cfg { + cell-id = <MSM_BUS_SLAVE_PRNG_APU_CFG>; + label = "slv-prng-apu-cfg"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_PRNG_APU_CFG>; + }; + + slv_boot_rom:slv-boot-rom { + cell-id = <MSM_BUS_SLAVE_BOOT_ROM>; + label = "slv-boot-rom"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_BOOT_ROM>; + }; + + slv_spdm:slv-spdm { + cell-id = <MSM_BUS_SLAVE_SPDM_WRAPPER>; + label = "slv-spdm"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_SPDM_WRAPPER>; + }; + + slv_pcnoc_cfg:slv-pcnoc-cfg { + cell-id = <MSM_BUS_SLAVE_PNOC_CFG>; + label = "slv-pcnoc-cfg"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_PNOC_CFG>; + }; + + slv_pcnoc_mpu_cfg:slv-pcnoc-mpu-cfg { + cell-id = <MSM_BUS_SLAVE_PERIPH_MPU_CFG>; + label = "slv-pcnoc-mpu-cfg"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_PERIPH_MPU_CFG>; + }; + + slv_gcnt:slv-gcnt { + cell-id = <MSM_BUS_SLAVE_GCNT>; + label = "slv-gcnt"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_GCNT>; + }; + + slv_qdss_cfg:slv-qdss-cfg { + cell-id = <MSM_BUS_SLAVE_QDSS_CFG>; + label = "slv-qdss-cfg"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_QDSS_CFG>; + }; + + slv_snoc_cfg:slv-snoc-cfg { + cell-id = <MSM_BUS_SLAVE_SNOC_CFG>; + label = "slv-snoc-cfg"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_SNOC_CFG>; + }; + + slv_snoc_mpu_cfg:slv-snoc-mpu-cfg { + cell-id = <MSM_BUS_SLAVE_SNOC_MPU_CFG>; + label = "slv-snoc-mpu-cfg"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_SNOC_MPU_CFG>; + }; + + slv_adss_cfg:slv-adss-cfg { + cell-id = <MSM_BUS_SLAVE_ADSS_CFG>; + label = "slv-adss-cfg"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_ADSS_CFG>; + }; + + slv_adss_apu:slv-adss-apu { + cell-id = <MSM_BUS_SLAVE_ADSS_VMIDMT_CFG>; + label = "slv-adss-apu"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_ADSS_APU>; + }; + + slv_adss_vmidmt_cfg:slv-adss-vmidmt-cfg { + cell-id = <MSM_BUS_SLAVE_ADSS_VMIDMT_CFG>; + label = "slv-adss-vmidmt-cfg"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_ADSS_VMIDMT_CFG>; + }; + + slv_qhss_apu_cfg:slv-qhss-apu-cfg { + cell-id = <MSM_BUS_SLAVE_QHSS_APU_CFG>; + label = "slv-qhss-apu-cfg"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_QHSS_APU_CFG>; + }; + + slv_mdio:slv-mdio { + cell-id = <MSM_BUS_SLAVE_MDIO>; + label = "slv-mdio"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_MDIO>; + }; + + slv_fephy_cfg:slv-fephy-cfg { + cell-id = <MSM_BUS_SLAVE_FEPHY_CFG>; + label = "slv-fephy-cfg"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_FEPHY_CFG>; + }; + + slv_srif:slv-srif { + cell-id = <MSM_BUS_SLAVE_SRIF>; + label = "slv-srif"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_SRIF>; + }; + + slv_ddrc_cfg:slv-ddrc-cfg { + cell-id = <MSM_BUS_SLAVE_DDRC_CFG>; + label = "slv-ddrc-cfg"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_DDRC_CFG>; + }; + + slv_ddrc_apu_cfg:slv-ddrc-apu-cfg { + cell-id = <MSM_BUS_SLAVE_DDRC_APU_CFG>; + label = "slv-ddrc-apu-cfg"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_DDRC_APU_CFG>; + }; + + slv_ddrc_mpu0_cfg:slv-ddrc-mpu0-cfg { + cell-id = <MSM_BUS_SLAVE_MPU0_CFG>; + label = "slv-ddrc-mpu0-cfg"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_DDRC_MPU0_CFG>; + }; + + slv_ddrc_mpu1_cfg:slv-ddrc-mpu1-cfg { + cell-id = <MSM_BUS_SLAVE_MPU1_CFG>; + label = "slv-ddrc-mpu1-cfg"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_DDRC_MPU1_CFG>; + }; + + slv_ddrc_mpu2_cfg:slv-ddrc-mpu2-cfg { + cell-id = <MSM_BUS_SLAVE_MPU2_CFG>; + label = "slv-ddrc-mpu2-cfg"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_DDRC_MPU2_CFG>; + }; + + slv_ess_vmidmt_cfg:slv-ess-vmidmt-cfg { + cell-id = <MSM_BUS_SLAVE_ESS_VMIDMT_CFG>; + label = "slv-ess-vmidmt-cfg"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_ESS_VMIDMT_CFG>; + }; + + slv_ess_apu_cfg:slv-ess-apu-cfg { + cell-id = <MSM_BUS_SLAVE_ESS_APU_CFG>; + label = "slv-ess-apu-cfg"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_ESS_APU_CFG>; + }; + + slv_usb2_cfg:slv-usb2-cfg { + cell-id = <MSM_BUS_SLAVE_USB2_CFG>; + label = "slv-usb2-cfg"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_USB2_CFG>; + }; + + slv_blsp_cfg:slv-blsp-cfg { + cell-id = <MSM_BUS_SLAVE_BLSP_CFG>; + label = "slv-blsp-cfg"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_BLSP_CFG>; + }; + + slv_qpic_cfg:slv-qpic-cfg { + cell-id = <MSM_BUS_SLAVE_QPIC_CFG>; + label = "slv-qpic-cfg"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_QPIC_CFG>; + }; + + slv_sdcc_cfg:slv-sdcc-cfg { + cell-id = <MSM_BUS_SLAVE_SDCC_CFG>; + label = "slv-sdcc-cfg"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_SDCC_CFG>; + }; + + slv_wss0_vmidmt_cfg:slv-wss0-vmidmt-cfg { + cell-id = <MSM_BUS_SLAVE_WSS0_VMIDMT_CFG>; + label = "slv-wss0-vmidmt-cfg"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_WSS0_VMIDMT_CFG>; + }; + + slv_wss0_apu_cfg:slv-wss0-apu-cfg { + cell-id = <MSM_BUS_SLAVE_WSS0_APU_CFG>; + label = "slv-wss0-apu-cfg"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_WSS0_APU_CFG>; + }; + + slv_wss1_vmidmt_cfg:slv-wss1-vmidmt-cfg { + cell-id = <MSM_BUS_SLAVE_WSS1_VMIDMT_CFG>; + label = "slv-wss1-vmidmt-cfg"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_WSS1_VMIDMT_CFG>; + }; + + slv_wss1_apu_cfg:slv-wss1-apu-cfg { + cell-id = <MSM_BUS_SLAVE_WSS1_APU_CFG>; + label = "slv-wss1-apu-cfg"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_WSS1_APU_CFG>; + }; + + slv_pcnoc_snoc:slv-pcnoc-snoc { + cell-id = <MSM_BUS_PNOC_SNOC_SLV>; + label = "slv-pcnoc-snoc"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_PCNOC_SNOC>; + }; + + slv_srvc_pcnoc:slv-srvc-pcnoc { + cell-id = <MSM_BUS_SLAVE_SRVC_PCNOC>; + label = "slv-srvc-pcnoc"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_pcnoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_SRVC_PCNOC>; + }; + + slv_snoc_ddrc_m1:slv-snoc-ddrc-m1 { + cell-id = <MSM_BUS_SLAVE_SNOC_DDRC>; + label = "slv-snoc-ddrc-m1"; + qcom,buswidth = <8>; + qcom,ap-owned; + qcom,bus-dev = <&fab_snoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_SNOC_DDRC>; + }; + + slv_a7ss:slv-a7ss { + cell-id = <MSM_BUS_SLAVE_A7SS>; + label = "slv-a7ss"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_snoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_A7SS>; + }; + + slv_ocimem:slv-ocimem { + cell-id = <MSM_BUS_SLAVE_OCIMEM>; + label = "slv-ocimem"; + qcom,buswidth = <8>; + qcom,ap-owned; + qcom,bus-dev = <&fab_snoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_OCIMEM>; + }; + + slv_wss0_cfg:slv-wss0-cfg { + cell-id = <MSM_BUS_SLAVE_WSS0_CFG>; + label = "slv-wss0-cfg"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_snoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_WSS0_CFG>; + }; + + slv_wss1_cfg:slv-wss1-cfg { + cell-id = <MSM_BUS_SLAVE_WSS1_CFG>; + label = "slv-wss1-cfg"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_snoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_WSS1_CFG>; + }; + + slv_pcie:slv-pcie { + cell-id = <MSM_BUS_SLAVE_PCIE>; + label = "slv-pcie"; + qcom,buswidth = <8>; + qcom,ap-owned; + qcom,bus-dev = <&fab_snoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_PCIE>; + }; + + slv_usb3_cfg:slv-usb3-cfg { + cell-id = <MSM_BUS_SLAVE_USB3_CFG>; + label = "slv-usb3-cfg"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_snoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_USB3_CFG>; + }; + + slv_crypto_cfg:slv-crypto-cfg { + cell-id = <MSM_BUS_SLAVE_CRYPTO_CFG>; + label = "slv-crypto-cfg"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_snoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_CRYPTO_CFG>; + }; + + slv_ess_cfg:slv-ess-cfg { + cell-id = <MSM_BUS_SLAVE_ESS_CFG>; + label = "slv-ess-cfg"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_snoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_ESS_CFG>; + }; + + slv_qdss_stm:slv-qdss-stm { + cell-id = <MSM_BUS_SLAVE_QDSS_STM>; + label = "slv-qdss-stm"; + qcom,buswidth = <4>; + qcom,ap-owned; + qcom,bus-dev = <&fab_snoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_QDSS_STM>; + }; + + slv_srvc_snoc:slv-srvc-snoc { + cell-id = <MSM_BUS_SLAVE_SRVC_SNOC>; + label = "slv-srvc-snoc"; + qcom,buswidth = <8>; + qcom,ap-owned; + qcom,bus-dev = <&fab_snoc>; + qcom,slv-rpm-id = <ICBID_SLAVE_SRVC_SNOC>; + }; + }; +}; + +}; diff --git a/target/linux/ipq806x/files-4.9/arch/arm/boot/dts/qcom-ipq4019-fritz4040.dts b/target/linux/ipq806x/files-4.9/arch/arm/boot/dts/qcom-ipq4019-fritz4040.dts new file mode 100644 index 0000000..fdd565c --- /dev/null +++ b/target/linux/ipq806x/files-4.9/arch/arm/boot/dts/qcom-ipq4019-fritz4040.dts @@ -0,0 +1,293 @@ +/* Copyright (c) 2015, The Linux Foundation. All rights reserved. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + * + */ + +#include "qcom-ipq4019-ap.dk01.1.dtsi" +#include "qcom-ipq4019-bus.dtsi" +#include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/input/input.h> +#include <dt-bindings/soc/qcom,tcsr.h> + +/ { + model = "AVM FRITZ!Box 4040"; + compatible = "avm,fritzbox-4040", "qcom,ipq4019"; + + reserved-memory { + #address-cells = <0x1>; + #size-cells = <0x1>; + ranges; + + rsvd1@87000000 { + reg = <0x87000000 0x500000>; + no-map; + }; + + wifi_dump@87500000 { + reg = <0x87500000 0x600000>; + no-map; + }; + + rsvd2@87B00000 { + reg = <0x87b00000 0x500000>; + no-map; + }; + }; +/* + This also works. Maybe it could be smaller still. + + reserved-memory { + #address-cells = <0x1>; + #size-cells = <0x1>; + ranges; + + rsvd1@87E00000 { + reg = <0x87e00000 0x200000>; + no-map; + }; + }; +*/ + + soc { + tcsr@194b000 { + /* select hostmode */ + compatible = "qcom,tcsr"; + reg = <0x194b000 0x100>; + qcom,usb-hsphy-mode-select = <TCSR_USB_HSPHY_HOST_MODE>; + status = "ok"; + }; + + ess_tcsr@1953000 { + compatible = "qcom,tcsr"; + reg = <0x1953000 0x1000>; + qcom,ess-interface-select = <TCSR_ESS_PSGMII>; + }; + + + tcsr@1949000 { + compatible = "qcom,tcsr"; + reg = <0x1949000 0x100>; + qcom,wifi_glb_cfg = <TCSR_WIFI_GLB_CFG>; + }; + + tcsr@1957000 { + compatible = "qcom,tcsr"; + reg = <0x1957000 0x100>; + qcom,wifi_noc_memtype_m0_m2 = <TCSR_WIFI_NOC_MEMTYPE_M0_M2>; + }; + + counter@4a1000 { + compatible = "qcom,qca-gcnt"; + reg = <0x4a1000 0x4>; + }; + + mdio@90000 { + status = "okay"; + }; + + qca8075: ess-switch@c000000 { + status = "okay"; + + #gpio-cells = <2>; + gpio-controller; + + enable-usb-power { + gpio-hog; + line-name = "enable USB3 power"; + gpios = <0x7 GPIO_ACTIVE_HIGH>; + output-high; + }; + }; + + ess-psgmii@98000 { + status = "okay"; + }; + + edma@c080000 { + status = "okay"; + }; + + wifi@a000000 { + status = "okay"; + }; + + wifi@a800000 { + status = "okay"; + }; + + cryptobam: dma@8e04000 { + status = "okay"; + }; + + crypto@8e3a000 { + status = "okay"; + }; + }; + + gpio-keys { + compatible = "gpio-keys"; + + wlan { + label = "wlan"; + gpios = <&tlmm 0x3a GPIO_ACTIVE_LOW>; + linux,code = <KEY_RFKILL>; + }; + + wps { + label = "wps"; + gpios = <&tlmm 63 GPIO_ACTIVE_LOW>; + linux,code = <KEY_WPS_BUTTON>; + }; + }; + + aliases { + led-boot = &power; + led-failsafe = &flash; + led-running = &power; + led-upgrade = &flash; + }; + + gpio-leds { + compatible = "gpio-leds"; + + wlan { + label = "fritz4040:green:wlan"; + gpios = <&qca8075 0x1 GPIO_ACTIVE_HIGH>; + }; + + panic: info_red { + label = "fritz4040:red:info"; + gpios = <&qca8075 0x3 GPIO_ACTIVE_HIGH>; + panic-indicator; + }; + + wan { + label = "fritz4040:green:wan"; + gpios = <&qca8075 0x5 GPIO_ACTIVE_HIGH>; + }; + + power: power { + label = "fritz4040:green:power"; + gpios = <&qca8075 0xb GPIO_ACTIVE_HIGH>; + }; + + lan { + label = "fritz4040:green:lan"; + gpios = <&qca8075 0xd GPIO_ACTIVE_HIGH>; + }; + + flash: info_amber { + label = "fritz4040:amber:info"; + gpios = <&qca8075 0xf GPIO_ACTIVE_HIGH>; + }; + }; +}; + +&spi_0 { /* BLSP1 QUP1 */ + status = "ok"; + + mx25l25635e@0 { + status = "disabled"; + }; + + mx25l25635f@0 { + compatible = "mx25l25635f", "jedec,spi-nor"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0>; + spi-max-frequency = <24000000>; + status = "ok"; + m25p,fast-read; + + partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + partition0@0 { + label = "SBL1"; + reg = <0x00000000 0x00040000>; + read-only; + }; + partition1@40000 { + label = "MIBIB"; + reg = <0x00040000 0x00020000>; + read-only; + }; + partition2@60000 { + label = "QSEE"; + reg = <0x00060000 0x00060000>; + read-only; + }; + partition3@c0000 { + label = "CDT"; + reg = <0x000c0000 0x00010000>; + read-only; + }; + partition4@d0000 { + label = "DDRPARAMS"; + reg = <0x000d0000 0x00010000>; + read-only; + }; + partition5@e0000 { + label = "APPSBLENV"; /* uboot env - empty */ + reg = <0x000e0000 0x00010000>; + read-only; + }; + partition6@f0000 { + label = "urlader"; /* APPSBL */ + reg = <0x000f0000 0x0002dc000>; + read-only; + }; + partition7@11dc00 { + /* make a backup of this partition! */ + label = "urlader_config"; + reg = <0x0011dc00 0x00002400>; + read-only; + }; + partition8@120000 { + label = "tffs1"; + reg = <0x00120000 0x00080000>; + read-only; + }; + partition9@1a0000 { + label = "tffs2"; + reg = <0x001a0000 0x00080000>; + read-only; + }; + partition10@220000 { + label = "uboot"; + reg = <0x00220000 0x00080000>; + read-only; + }; + partition11@2A0000 { + label = "image"; /* firmware */ + reg = <0x002A0000 0x01C60000>; + }; + partition12@1f00000 { + label = "jffs2"; + reg = <0x01F00000 0x00100000>; + }; + }; + }; +}; + +&cpu0_opp_table { + /delete-node/ opp@666000000; + + opp@710000000 { + opp-hz = /bits/ 64 <710000000>; + clock-latency-ns = <256000>; + }; +}; diff --git a/target/linux/ipq806x/files-4.9/arch/arm/boot/dts/qcom-ipq4019-nbg6617.dts b/target/linux/ipq806x/files-4.9/arch/arm/boot/dts/qcom-ipq4019-nbg6617.dts new file mode 100644 index 0000000..b58f4db --- /dev/null +++ b/target/linux/ipq806x/files-4.9/arch/arm/boot/dts/qcom-ipq4019-nbg6617.dts @@ -0,0 +1,208 @@ +/* Copyright (c) 2015, The Linux Foundation. All rights reserved. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + * + */ + +#include "qcom-ipq4019-ap.dk01.1.dtsi" +#include "qcom-ipq4019-bus.dtsi" +#include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/input/input.h> +#include <dt-bindings/soc/qcom,tcsr.h> + +/ { + model = "ZyXEL NBG6617"; + compatible = "zyxel,nbg6617", "qcom,ipq4019"; + + memory { + device_type = "memory"; + reg = <0x80000000 0x10000000>; + }; + + aliases { + led-boot = &power; + led-failsafe = &power; + led-running = &power; + led-upgrade = &power; + }; + + reserved-memory { + #address-cells = <0x1>; + #size-cells = <0x1>; + ranges; + + rsvd1@87000000 { + reg = <0x87000000 0x0500000>; + no-map; + }; + + wifi_dump@87500000 { + reg = <0x87500000 0x600000>; + no-map; + }; + + rsvd2@87B00000 { + reg = <0x87b00000 0x500000>; + no-map; + }; + }; + + soc { + pinctrl@0x01000000 { + led_pinmux { + mux { + pins = "gpio0", "gpio1", "gpio3", "gpio5", "gpio58"; + drive-strength = <0x8>; + bias-pull-up; + output-high; + }; + }; + }; + + tcsr@194b000 { + /* select hostmode */ + compatible = "qcom,tcsr"; + reg = <0x194b000 0x100>; + qcom,usb-hsphy-mode-select = <TCSR_USB_HSPHY_HOST_MODE>; + status = "ok"; + }; + + ess_tcsr@1953000 { + compatible = "qcom,tcsr"; + reg = <0x1953000 0x1000>; + qcom,ess-interface-select = <TCSR_ESS_PSGMII>; + }; + + + tcsr@1949000 { + compatible = "qcom,tcsr"; + reg = <0x1949000 0x100>; + qcom,wifi_glb_cfg = <TCSR_WIFI_GLB_CFG>; + }; + + tcsr@1957000 { + compatible = "qcom,tcsr"; + reg = <0x1957000 0x100>; + qcom,wifi_noc_memtype_m0_m2 = <TCSR_WIFI_NOC_MEMTYPE_M0_M2>; + }; + + counter@4a1000 { + compatible = "qcom,qca-gcnt"; + reg = <0x4a1000 0x4>; + }; + + mdio@90000 { + status = "okay"; + }; + + ess-switch@c000000 { + status = "okay"; + }; + + ess-psgmii@98000 { + status = "okay"; + }; + + edma@c080000 { + status = "okay"; + }; + + wifi@a000000 { + status = "okay"; + }; + + wifi@a800000 { + status = "okay"; + }; + + cryptobam: dma@8e04000 { + status = "okay"; + }; + + crypto@8e3a000 { + status = "okay"; + }; + }; + + gpio-keys { + compatible = "gpio-keys"; + + wlan { + label = "wlan"; + gpios = <&tlmm 0x2 GPIO_ACTIVE_HIGH>; + linux,code = <KEY_RFKILL>; + }; + + wps { + label = "wps"; + gpios = <&tlmm 0x3f GPIO_ACTIVE_LOW>; + linux,code = <KEY_WPS_BUTTON>; + }; + + reset { + label = "reset"; + gpios = <&tlmm 0x4 GPIO_ACTIVE_LOW>; + linux,code = <KEY_RESTART>; + }; + }; + + gpio-leds { + compatible = "gpio-leds"; + + power: power { + label = "nbg6617:green:power"; + gpios = <&tlmm 0x3 GPIO_ACTIVE_HIGH>; + }; + + wps { + label = "nbg6617:green:wps"; + gpios = <&tlmm 0x1 GPIO_ACTIVE_HIGH>; + }; + + wlan2G { + label = "nbg6617:green:wlan2G"; + gpios = <&tlmm 0x3a GPIO_ACTIVE_HIGH>; + }; + + wlan5G { + label = "nbg6617:green:wlan5G"; + gpios = <&tlmm 0x5 GPIO_ACTIVE_HIGH>; + }; + }; +}; + + +&spi_0 { /* BLSP1 QUP1 */ + status = "ok"; + + mx25l25635e@0 { + status = "disabled"; + }; + + n25q128a11@0 { + status = "okay"; + + partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + partition0@0 { + label = "all"; + reg = <0x00000000 0x08000000>; + read-only; /* for now */ + }; + }; + + }; +}; diff --git a/target/linux/ipq806x/files-4.9/arch/arm/boot/dts/qcom-ipq4019-rt-ac58u.dts b/target/linux/ipq806x/files-4.9/arch/arm/boot/dts/qcom-ipq4019-rt-ac58u.dts new file mode 100644 index 0000000..e11868d --- /dev/null +++ b/target/linux/ipq806x/files-4.9/arch/arm/boot/dts/qcom-ipq4019-rt-ac58u.dts @@ -0,0 +1,271 @@ +/* Copyright (c) 2015, The Linux Foundation. All rights reserved. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + * + */ + +#include "qcom-ipq4019-ap.dk01.1.dtsi" +#include "qcom-ipq4019-bus.dtsi" +#include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/input/input.h> +#include <dt-bindings/soc/qcom,tcsr.h> + +/ { + model = "ASUS RT-AC58U"; + compatible = "asus,rt-ac58u", "qcom,ipq4019"; + + memory { + device_type = "memory"; + reg = <0x80000000 0x8000000>; + }; + + aliases { + led-boot = &power; + led-failsafe = &power; + led-running = &power; + led-upgrade = &power; + }; + + reserved-memory { + #address-cells = <0x1>; + #size-cells = <0x1>; + ranges; + + rsvd1@87E00000 { + reg = <0x87e00000 0x200000>; + no-map; + }; + }; + + soc { + + tcsr@194b000 { + /* select hostmode */ + compatible = "qcom,tcsr"; + reg = <0x194b000 0x100>; + qcom,usb-hsphy-mode-select = <TCSR_USB_HSPHY_HOST_MODE>; + status = "ok"; + }; + + ess_tcsr@1953000 { + compatible = "qcom,tcsr"; + reg = <0x1953000 0x1000>; + qcom,ess-interface-select = <TCSR_ESS_PSGMII>; + }; + + + tcsr@1949000 { + compatible = "qcom,tcsr"; + reg = <0x1949000 0x100>; + qcom,wifi_glb_cfg = <TCSR_WIFI_GLB_CFG>; + }; + + tcsr@1957000 { + compatible = "qcom,tcsr"; + reg = <0x1957000 0x100>; + qcom,wifi_noc_memtype_m0_m2 = <TCSR_WIFI_NOC_MEMTYPE_M0_M2>; + }; + + counter@4a1000 { + compatible = "qcom,qca-gcnt"; + reg = <0x4a1000 0x4>; + }; + + mdio@90000 { + status = "okay"; + }; + + ess-switch@c000000 { + status = "okay"; + }; + + ess-psgmii@98000 { + status = "okay"; + }; + + edma@c080000 { + status = "okay"; + }; + + wifi@a000000 { + status = "okay"; + }; + + wifi@a800000 { + status = "okay"; + }; + + cryptobam: dma@8e04000 { + status = "okay"; + }; + + crypto@8e3a000 { + status = "okay"; + }; + }; + + gpio-keys { + compatible = "gpio-keys"; + + reset { + label = "reset"; + gpios = <&tlmm 4 GPIO_ACTIVE_LOW>; + linux,code = <KEY_RESTART>; + }; + + wps { + label = "wps"; + gpios = <&tlmm 63 GPIO_ACTIVE_LOW>; + linux,code = <KEY_WPS_BUTTON>; + }; + }; + + gpio-leds { + compatible = "gpio-leds"; + + power: status { + label = "rt-ac58u:blue:status"; + gpios = <&tlmm 3 GPIO_ACTIVE_HIGH>; + }; + + wan { + label = "rt-ac58u:blue:wan"; + gpios = <&tlmm 1 GPIO_ACTIVE_HIGH>; + }; + + wlan2G { + label = "rt-ac58u:blue:wlan2G"; + gpios = <&tlmm 58 GPIO_ACTIVE_HIGH>; + }; + + wan5G { + label = "rt-ac58u:blue:wlan5G"; + gpios = <&tlmm 5 GPIO_ACTIVE_HIGH>; + }; + + usb { + label = "rt-ac58u:blue:usb"; + gpios = <&tlmm 0 GPIO_ACTIVE_HIGH>; + }; + + lan { + label = "rt-ac58u:blue:lan"; + gpios = <&tlmm 2 GPIO_ACTIVE_HIGH>; + }; + }; +}; + +&spi_0_pins { + pinmux_cs { + function = "gpio"; + pins = "gpio54", "gpio59"; + }; + pinconf_cs { + pins = "gpio54", "gpio59"; + drive-strength = <2>; + bias-disable; + output-high; + }; +}; + + +&spi_0 { /* BLSP1 QUP1 */ + status = "ok"; + cs-gpios = <&tlmm 54 0>, + <&tlmm 59 0>; + + mx25l25635e@0 { + status = "disabled"; + }; + + m25p80@0 { + #address-cells = <1>; + #size-cells = <0>; + /* + * U-boot looks for "n25q128a11" node, + * if we don't have it, it will spit out the following warning: + * "ipq: fdt fixup unable to find compatible node". + */ + compatible = "mx25l1606e", "n25q128a11"; + reg = <0>; + linux,modalias = "m25p80", "mx25l1606e", "n25q128a11"; + spi-max-frequency = <24000000>; + + partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + partition0@0 { + label = "SBL1"; + reg = <0x00000000 0x00040000>; + read-only; + }; + partition1@40000 { + label = "MIBIB"; + reg = <0x00040000 0x00020000>; + read-only; + }; + partition2@60000 { + label = "QSEE"; + reg = <0x00060000 0x00060000>; + read-only; + }; + partition3@c0000 { + label = "CDT"; + reg = <0x000c0000 0x00010000>; + read-only; + }; + partition4@d0000 { + label = "DDRPARAMS"; + reg = <0x000d0000 0x00010000>; + read-only; + }; + partition5@e0000 { + label = "APPSBLENV"; /* uboot env*/ + reg = <0x000e0000 0x00010000>; + read-only; + }; + partition5@f0000 { + label = "APPSBL"; /* uboot */ + reg = <0x000f0000 0x00080000>; + read-only; + }; + partition5@170000 { + label = "ART"; + reg = <0x00170000 0x00010000>; + read-only; + }; + /* 0x00180000 - 0x00200000 unused */ + }; + }; + + mt29f@1 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "spinand,mt29f", "w25n01gv"; + reg = <1>; + spi-max-frequency = <24000000>; + + partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + partition0@0 { + label = "ubi"; + reg = <0x00000000 0x08000000>; + }; + }; + }; +}; diff --git a/target/linux/ipq806x/patches-4.9/0022-dts-ipq4019-support-ARMv7-PMU.patch b/target/linux/ipq806x/patches-4.9/0022-dts-ipq4019-support-ARMv7-PMU.patch index e5dbba7..c427d66 100644 --- a/target/linux/ipq806x/patches-4.9/0022-dts-ipq4019-support-ARMv7-PMU.patch +++ b/target/linux/ipq806x/patches-4.9/0022-dts-ipq4019-support-ARMv7-PMU.patch @@ -13,7 +13,7 @@ Signed-off-by: Matthew McClintock <mmcclint@qca.qualcomm.com> --- a/arch/arm/boot/dts/qcom-ipq4019.dtsi +++ b/arch/arm/boot/dts/qcom-ipq4019.dtsi -@@ -118,6 +118,12 @@ +@@ -108,6 +108,12 @@ IRQ_TYPE_LEVEL_HIGH)>; }; diff --git a/target/linux/ipq806x/patches-4.9/0024-qcom-ipq4019-add-USB-nodes-to-ipq4019-SoC-device-tre.patch b/target/linux/ipq806x/patches-4.9/0024-qcom-ipq4019-add-USB-nodes-to-ipq4019-SoC-device-tre.patch deleted file mode 100644 index cea6bd0..0000000 --- a/target/linux/ipq806x/patches-4.9/0024-qcom-ipq4019-add-USB-nodes-to-ipq4019-SoC-device-tre.patch +++ /dev/null @@ -1,87 +0,0 @@ -From 0fba6eceb6e16fa8fd5834d65fcb771fa263a44b Mon Sep 17 00:00:00 2001 -From: Matthew McClintock <mmcclint@codeaurora.org> -Date: Thu, 17 Mar 2016 16:22:28 -0500 -Subject: [PATCH 24/69] qcom: ipq4019: add USB nodes to ipq4019 SoC device tree - -This adds the SoC nodes to the ipq4019 device tree - -Signed-off-by: Matthew McClintock <mmcclint@codeaurora.org> ---- - arch/arm/boot/dts/qcom-ipq4019.dtsi | 67 +++++++++++++++++++++++++++++++++++++ - 1 file changed, 67 insertions(+) - ---- a/arch/arm/boot/dts/qcom-ipq4019.dtsi -+++ b/arch/arm/boot/dts/qcom-ipq4019.dtsi -@@ -313,5 +313,72 @@ - compatible = "qcom,pshold"; - reg = <0x4ab000 0x4>; - }; -+ -+ usb3_ss_phy: ssphy@9a000 { -+ compatible = "qca,uni-ssphy"; -+ reg = <0x9a000 0x800>; -+ reg-names = "phy_base"; -+ resets = <&gcc USB3_UNIPHY_PHY_ARES>; -+ reset-names = "por_rst"; -+ status = "disabled"; -+ }; -+ -+ usb3_hs_phy: hsphy@a6000 { -+ compatible = "qca,baldur-usb3-hsphy"; -+ reg = <0xa6000 0x40>; -+ reg-names = "phy_base"; -+ resets = <&gcc USB3_HSPHY_POR_ARES>, <&gcc USB3_HSPHY_S_ARES>; -+ reset-names = "por_rst", "srif_rst"; -+ status = "disabled"; -+ }; -+ -+ usb3@0 { -+ compatible = "qcom,dwc3"; -+ #address-cells = <1>; -+ #size-cells = <1>; -+ clocks = <&gcc GCC_USB3_MASTER_CLK>; -+ clock-names = "core"; -+ ranges; -+ status = "disabled"; -+ -+ dwc3@8a00000 { -+ compatible = "snps,dwc3"; -+ reg = <0x8a00000 0xf8000>; -+ interrupts = <0 132 0>; -+ usb-phy = <&usb3_hs_phy>, <&usb3_ss_phy>; -+ phy-names = "usb2-phy", "usb3-phy"; -+ tx-fifo-resize; -+ dr_mode = "host"; -+ }; -+ }; -+ -+ usb2_hs_phy: hsphy@a8000 { -+ compatible = "qca,baldur-usb2-hsphy"; -+ reg = <0xa8000 0x40>; -+ reg-names = "phy_base"; -+ resets = <&gcc USB2_HSPHY_POR_ARES>, <&gcc USB2_HSPHY_S_ARES>; -+ reset-names = "por_rst", "srif_rst"; -+ status = "disabled"; -+ }; -+ -+ usb2@0 { -+ compatible = "qcom,dwc3"; -+ #address-cells = <1>; -+ #size-cells = <1>; -+ clocks = <&gcc GCC_USB2_MASTER_CLK>; -+ clock-names = "core"; -+ ranges; -+ status = "disabled"; -+ -+ dwc3@6000000 { -+ compatible = "snps,dwc3"; -+ reg = <0x6000000 0xf8000>; -+ interrupts = <0 136 0>; -+ usb-phy = <&usb2_hs_phy>; -+ phy-names = "usb2-phy"; -+ tx-fifo-resize; -+ dr_mode = "host"; -+ }; -+ }; - }; - }; diff --git a/target/linux/ipq806x/patches-4.9/0025-qcom-ipq4019-enable-USB-bus-for-DK01.1-board.patch b/target/linux/ipq806x/patches-4.9/0025-qcom-ipq4019-enable-USB-bus-for-DK01.1-board.patch deleted file mode 100644 index 975f42f..0000000 --- a/target/linux/ipq806x/patches-4.9/0025-qcom-ipq4019-enable-USB-bus-for-DK01.1-board.patch +++ /dev/null @@ -1,45 +0,0 @@ -From ae5e11c926f710595d0080e51bd10e704776669d Mon Sep 17 00:00:00 2001 -From: Matthew McClintock <mmcclint@codeaurora.org> -Date: Mon, 21 Mar 2016 16:12:05 -0500 -Subject: [PATCH 25/69] qcom: ipq4019: enable USB bus for DK01.1 board - -This enables the USB block - -Change-Id: I384dd1874bba341713f384cf6199abd446e3f3c0 -Signed-off-by: Matthew McClintock <mmcclint@codeaurora.org> ---- - arch/arm/boot/dts/qcom-ipq4019-ap.dk01.1.dtsi | 24 ++++++++++++++++++++++++ - 1 file changed, 24 insertions(+) - ---- a/arch/arm/boot/dts/qcom-ipq4019-ap.dk01.1.dtsi -+++ b/arch/arm/boot/dts/qcom-ipq4019-ap.dk01.1.dtsi -@@ -108,5 +108,29 @@ - watchdog@b017000 { - status = "ok"; - }; -+ -+ usb3_ss_phy: ssphy@0 { -+ status = "ok"; -+ }; -+ -+ dummy_ss_phy: ssphy@1 { -+ status = "ok"; -+ }; -+ -+ usb3_hs_phy: hsphy@a6000 { -+ status = "ok"; -+ }; -+ -+ usb2_hs_phy: hsphy@a8000 { -+ status = "ok"; -+ }; -+ -+ usb3: usb3@8a00000 { -+ status = "ok"; -+ }; -+ -+ usb2: usb2@6000000 { -+ status = "ok"; -+ }; - }; - }; diff --git a/target/linux/ipq806x/patches-4.9/0026-dts-ipq4019-Add-support-for-IPQ4019-DK04-board.patch b/target/linux/ipq806x/patches-4.9/0026-dts-ipq4019-Add-support-for-IPQ4019-DK04-board.patch index 32c52b0..de0ea8e 100644 --- a/target/linux/ipq806x/patches-4.9/0026-dts-ipq4019-Add-support-for-IPQ4019-DK04-board.patch +++ b/target/linux/ipq806x/patches-4.9/0026-dts-ipq4019-Add-support-for-IPQ4019-DK04-board.patch @@ -32,40 +32,6 @@ Signed-off-by: Matthew McClintock <mmcclint@codeaurora.org> qcom-ipq8064-ap148.dtb \ qcom-msm8660-surf.dtb \ qcom-msm8960-cdp.dtb \ ---- a/arch/arm/boot/dts/qcom-ipq4019-ap.dk01.1.dtsi -+++ b/arch/arm/boot/dts/qcom-ipq4019-ap.dk01.1.dtsi -@@ -109,11 +109,7 @@ - status = "ok"; - }; - -- usb3_ss_phy: ssphy@0 { -- status = "ok"; -- }; -- -- dummy_ss_phy: ssphy@1 { -+ usb3_ss_phy: ssphy@9a000 { - status = "ok"; - }; - -@@ -121,15 +117,15 @@ - status = "ok"; - }; - -- usb2_hs_phy: hsphy@a8000 { -+ usb3@0 { - status = "ok"; - }; - -- usb3: usb3@8a00000 { -+ usb2_hs_phy: hsphy@a8000 { - status = "ok"; - }; - -- usb2: usb2@6000000 { -+ usb2@0{ - status = "ok"; - }; - }; --- /dev/null +++ b/arch/arm/boot/dts/qcom-ipq4019-ap.dk04.1-c1.dts @@ -0,0 +1,21 @@ @@ -142,13 +108,13 @@ Signed-off-by: Matthew McClintock <mmcclint@codeaurora.org> + }; + }; + -+ serial_1_pins: serial1_pinmux { -+ mux { -+ pins = "gpio8", "gpio9"; -+ function = "blsp_uart1"; -+ bias-disable; -+ }; -+ }; ++ serial_1_pins: serial1_pinmux { ++ mux { ++ pins = "gpio8", "gpio9"; ++ function = "blsp_uart1"; ++ bias-disable; ++ }; ++ }; + + spi_0_pins: spi_0_pinmux { + pinmux { @@ -204,12 +170,12 @@ Signed-off-by: Matthew McClintock <mmcclint@codeaurora.org> + }; + }; + -+ i2c_0: i2c@78b7000 { /* BLSP1 QUP2 */ -+ pinctrl-0 = <&i2c_0_pins>; -+ pinctrl-names = "default"; ++ i2c_0: i2c@78b7000 { /* BLSP1 QUP2 */ ++ pinctrl-0 = <&i2c_0_pins>; ++ pinctrl-names = "default"; + + status = "ok"; -+ }; ++ }; + + serial@78af000 { + pinctrl-0 = <&serial_0_pins>; @@ -217,31 +183,31 @@ Signed-off-by: Matthew McClintock <mmcclint@codeaurora.org> + status = "ok"; + }; + -+ serial@78b0000 { -+ pinctrl-0 = <&serial_1_pins>; -+ pinctrl-names = "default"; -+ status = "ok"; -+ }; ++ serial@78b0000 { ++ pinctrl-0 = <&serial_1_pins>; ++ pinctrl-names = "default"; ++ status = "ok"; ++ }; + -+ usb3_ss_phy: ssphy@9a000 { -+ status = "ok"; -+ }; ++ usb3_ss_phy: ssphy@9a000 { ++ status = "ok"; ++ }; + -+ usb3_hs_phy: hsphy@a6000 { -+ status = "ok"; -+ }; ++ usb3_hs_phy: hsphy@a6000 { ++ status = "ok"; ++ }; + -+ usb3: usb3@0 { -+ status = "ok"; -+ }; ++ usb3: usb3@8af8800 { ++ status = "ok"; ++ }; + -+ usb2_hs_phy: hsphy@a8000 { -+ status = "ok"; -+ }; ++ usb2_hs_phy: hsphy@a8000 { ++ status = "ok"; ++ }; + -+ usb2: usb2@6000000 { -+ status = "ok"; -+ }; ++ usb2: usb2@60f8800 { ++ status = "ok"; ++ }; + + cryptobam: dma@8e04000 { + status = "ok"; diff --git a/target/linux/ipq806x/patches-4.9/0069-arm-boot-add-dts-files.patch b/target/linux/ipq806x/patches-4.9/0069-arm-boot-add-dts-files.patch index 860ee62..bab2808 100644 --- a/target/linux/ipq806x/patches-4.9/0069-arm-boot-add-dts-files.patch +++ b/target/linux/ipq806x/patches-4.9/0069-arm-boot-add-dts-files.patch @@ -10,9 +10,13 @@ Signed-off-by: John Crispin <john@phrozen.org> --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile -@@ -619,6 +619,14 @@ dtb-$(CONFIG_ARCH_QCOM) += \ +@@ -618,7 +618,18 @@ dtb-$(CONFIG_ARCH_QCOM) += \ + qcom-apq8084-mtp.dtb \ qcom-ipq4019-ap.dk01.1-c1.dtb \ qcom-ipq4019-ap.dk04.1-c1.dtb \ ++ qcom-ipq4019-fritz4040.dtb \ ++ qcom-ipq4019-nbg6617.dtb \ ++ qcom-ipq4019-rt-ac58u.dtb \ qcom-ipq8064-ap148.dtb \ + qcom-ipq8064-c2600.dtb \ + qcom-ipq8064-d7800.dtb \ diff --git a/target/linux/ipq806x/patches-4.9/104-mtd-nand-add-Winbond-manufacturer-and-chip.patch b/target/linux/ipq806x/patches-4.9/104-mtd-nand-add-Winbond-manufacturer-and-chip.patch new file mode 100644 index 0000000..5aa37db --- /dev/null +++ b/target/linux/ipq806x/patches-4.9/104-mtd-nand-add-Winbond-manufacturer-and-chip.patch @@ -0,0 +1,56 @@ +From 07b6d0cdbbda8c917480eceaec668f09e4cf24a5 Mon Sep 17 00:00:00 2001 +From: Christian Lamparter <chunkeey@gmail.com> +Date: Mon, 14 Nov 2016 23:49:22 +0100 +Subject: [PATCH] mtd: nand: add Winbond manufacturer and chip + +This patch adds the W25N01GV NAND to the table of +known devices. Without this patch the device gets detected: + +nand: device found, Manufacturer ID: 0xef, Chip ID: 0xaa +nand: Unknown NAND 256MiB 1,8V 8-bit +nand: 256 MiB, SLC, erase size: 64 KiB, page size: 1024, OOB size : 16 + +Whereas the u-boot identifies it as: +spi_nand: spi_nand_flash_probe SF NAND ID 00:ef:aa:21 +SF: Detected W25N01GV with page size 2 KiB, total 128 MiB + +Due to the page size discrepancy, it's impossible to attach +ubi volumes on the device. + +Signed-off-by: Christian Lamparter <chunkeey@gmail.com> +--- + drivers/mtd/nand/nand_ids.c | 4 ++++ + include/linux/mtd/nand.h | 1 + + 2 files changed, 5 insertions(+) + +--- a/drivers/mtd/nand/nand_ids.c ++++ b/drivers/mtd/nand/nand_ids.c +@@ -52,6 +52,10 @@ struct nand_flash_dev nand_flash_ids[] = + { .id = {0xad, 0xde, 0x94, 0xda, 0x74, 0xc4} }, + SZ_8K, SZ_8K, SZ_2M, NAND_NEED_SCRAMBLING, 6, 640, + NAND_ECC_INFO(40, SZ_1K), 4 }, ++ {"W25N01GV 1G 3.3V 8-bit", ++ { .id = {0xef, 0xaa} }, ++ SZ_2K, SZ_128, SZ_128K, NAND_NO_SUBPAGE_WRITE, ++ 2, 64, NAND_ECC_INFO(1, SZ_512) }, + + LEGACY_ID_NAND("NAND 4MiB 5V 8-bit", 0x6B, 4, SZ_8K, SP_OPTIONS), + LEGACY_ID_NAND("NAND 4MiB 3,3V 8-bit", 0xE3, 4, SZ_8K, SP_OPTIONS), +@@ -182,6 +186,7 @@ struct nand_manufacturers nand_manuf_ids + {NAND_MFR_SANDISK, "SanDisk"}, + {NAND_MFR_INTEL, "Intel"}, + {NAND_MFR_ATO, "ATO"}, ++ {NAND_MFR_WINBOND, "Winbond"}, + {0x0, "Unknown"} + }; + +--- a/include/linux/mtd/nand.h ++++ b/include/linux/mtd/nand.h +@@ -924,6 +924,7 @@ static inline void nand_set_controller_d + #define NAND_MFR_MICRON 0x2c + #define NAND_MFR_AMD 0x01 + #define NAND_MFR_MACRONIX 0xc2 ++#define NAND_MFR_WINBOND 0xef + #define NAND_MFR_EON 0x92 + #define NAND_MFR_SANDISK 0x45 + #define NAND_MFR_INTEL 0x89 diff --git a/target/linux/ipq806x/patches-4.9/105-mtd-nor-add-mx25l25635f.patch b/target/linux/ipq806x/patches-4.9/105-mtd-nor-add-mx25l25635f.patch new file mode 100644 index 0000000..de54dba --- /dev/null +++ b/target/linux/ipq806x/patches-4.9/105-mtd-nor-add-mx25l25635f.patch @@ -0,0 +1,22 @@ +Subject: mtd: spi-nor: add mx25l25635f with SECT_4K + +This patch fixes an issue with the creation of the +ubi volume on the AVM FRITZ!Box 4040. The mx25l25635f +and mx25l25635e support SECT_4K which will set the +erase size to 4K. This is used by ubi to calculate +VID header offsets. Without this, uboot and linux +disagrees about the layout and refuse to attach +the ubi volume created by the other. + +--- +--- a/drivers/mtd/spi-nor/spi-nor.c ++++ b/drivers/mtd/spi-nor/spi-nor.c +@@ -1018,7 +1018,7 @@ static const struct flash_info spi_nor_i + { "mx25u6435f", INFO(0xc22537, 0, 64 * 1024, 128, SECT_4K) }, + { "mx25l12805d", INFO(0xc22018, 0, 64 * 1024, 256, 0) }, + { "mx25l12855e", INFO(0xc22618, 0, 64 * 1024, 256, 0) }, +- { "mx25l25635e", INFO(0xc22019, 0, 64 * 1024, 512, 0) }, ++ { "mx25l25635f", INFO(0xc22019, 0, 64 * 1024, 512, SECT_4K) }, + { "mx25u25635f", INFO(0xc22539, 0, 64 * 1024, 512, SECT_4K) }, + { "mx25l25655e", INFO(0xc22619, 0, 64 * 1024, 512, 0) }, + { "mx66l51235l", INFO(0xc2201a, 0, 64 * 1024, 1024, SPI_NOR_QUAD_READ) }, diff --git a/target/linux/ipq806x/patches-4.9/130-pinctrl-ipq4019-add-pinctrl.patch b/target/linux/ipq806x/patches-4.9/130-pinctrl-ipq4019-add-pinctrl.patch new file mode 100644 index 0000000..2c285df --- /dev/null +++ b/target/linux/ipq806x/patches-4.9/130-pinctrl-ipq4019-add-pinctrl.patch @@ -0,0 +1,51 @@ +From e7748d641ae37081e2034869491f1629461ae13c Mon Sep 17 00:00:00 2001 +From: Christian Lamparter <chunkeey@gmail.com> +Date: Thu, 16 Mar 2017 21:00:18 +0100 +Subject: [PATCH] pinctrl: ipq4019: Add missing pingroups + +This patch adds the missing PINGROUP for GPIO70-99. +This fixes a crash that happens in pinctrl-msm, if any +of the GPIO70-99 are accessed. + +Fixes: 5303f7827fcd41d ("pinctrl: qcom: ipq4019: set ngpios to correct value") +Signed-off-by: Christian Lamparter <chunkeey@gmail.com> +--- +--- a/drivers/pinctrl/qcom/pinctrl-ipq4019.c ++++ b/drivers/pinctrl/qcom/pinctrl-ipq4019.c +@@ -405,6 +405,36 @@ static const struct msm_pingroup ipq4019 + PINGROUP(67, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA), + PINGROUP(68, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA), + PINGROUP(69, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA), ++ PINGROUP(70, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA), ++ PINGROUP(71, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA), ++ PINGROUP(72, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA), ++ PINGROUP(73, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA), ++ PINGROUP(74, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA), ++ PINGROUP(75, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA), ++ PINGROUP(76, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA), ++ PINGROUP(77, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA), ++ PINGROUP(78, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA), ++ PINGROUP(79, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA), ++ PINGROUP(80, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA), ++ PINGROUP(81, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA), ++ PINGROUP(82, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA), ++ PINGROUP(83, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA), ++ PINGROUP(84, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA), ++ PINGROUP(85, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA), ++ PINGROUP(86, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA), ++ PINGROUP(87, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA), ++ PINGROUP(88, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA), ++ PINGROUP(89, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA), ++ PINGROUP(90, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA), ++ PINGROUP(91, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA), ++ PINGROUP(92, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA), ++ PINGROUP(93, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA), ++ PINGROUP(94, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA), ++ PINGROUP(95, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA), ++ PINGROUP(96, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA), ++ PINGROUP(97, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA), ++ PINGROUP(98, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA), ++ PINGROUP(99, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA), + }; + + static const struct msm_pinctrl_soc_data ipq4019_pinctrl = { diff --git a/target/linux/ipq806x/patches-4.9/0021-qcom-ipq4019-use-v2-of-the-kpss-bringup-mechanism.patch b/target/linux/ipq806x/patches-4.9/305-qcom-ipq4019-use-v2-of-the-kpss-bringup-mechanism.patch index 887ebf3..560eee7 100644 --- a/target/linux/ipq806x/patches-4.9/0021-qcom-ipq4019-use-v2-of-the-kpss-bringup-mechanism.patch +++ b/target/linux/ipq806x/patches-4.9/305-qcom-ipq4019-use-v2-of-the-kpss-bringup-mechanism.patch @@ -1,19 +1,23 @@ -From 644ad7209637b02a0ca6d72f0715a9f52532fc70 Mon Sep 17 00:00:00 2001 +From 6a6c067b7ce2b3de4efbafddc134afbea3ddc1a3 Mon Sep 17 00:00:00 2001 From: Matthew McClintock <mmcclint@codeaurora.org> Date: Fri, 8 Apr 2016 15:26:10 -0500 -Subject: [PATCH 21/69] qcom: ipq4019: use v2 of the kpss bringup mechanism +Subject: [PATCH] qcom: ipq4019: use v2 of the kpss bringup mechanism -v1 was the incorrect choice here and sometimes the board would not come -up properly +v1 was the incorrect choice here and sometimes the board +would not come up properly. Signed-off-by: Matthew McClintock <mmcclint@codeaurora.org> +Signed-off-by: Christian Lamparter <chunkeey@gmail.com> +--- +Changes: + - moved L2-Cache to be a subnode of cpu0 --- arch/arm/boot/dts/qcom-ipq4019.dtsi | 32 ++++++++++++++++++++++++-------- 1 file changed, 24 insertions(+), 8 deletions(-) --- a/arch/arm/boot/dts/qcom-ipq4019.dtsi +++ b/arch/arm/boot/dts/qcom-ipq4019.dtsi -@@ -34,7 +34,8 @@ +@@ -34,19 +34,27 @@ cpu@0 { device_type = "cpu"; compatible = "arm,cortex-a7"; @@ -23,7 +27,17 @@ Signed-off-by: Matthew McClintock <mmcclint@codeaurora.org> qcom,acc = <&acc0>; qcom,saw = <&saw0>; reg = <0x0>; -@@ -46,7 +47,8 @@ + clocks = <&gcc GCC_APPS_CLK_SRC>; + clock-frequency = <0>; + operating-points-v2 = <&cpu0_opp_table>; ++ ++ L2: l2-cache { ++ compatible = "qcom,arch-cache"; ++ cache-level = <2>; ++ qcom,saw = <&saw_l2>; ++ }; + }; + cpu@1 { device_type = "cpu"; compatible = "arm,cortex-a7"; @@ -33,7 +47,7 @@ Signed-off-by: Matthew McClintock <mmcclint@codeaurora.org> qcom,acc = <&acc1>; qcom,saw = <&saw1>; reg = <0x1>; -@@ -58,7 +60,8 @@ +@@ -58,7 +66,8 @@ cpu@2 { device_type = "cpu"; compatible = "arm,cortex-a7"; @@ -43,7 +57,7 @@ Signed-off-by: Matthew McClintock <mmcclint@codeaurora.org> qcom,acc = <&acc2>; qcom,saw = <&saw2>; reg = <0x2>; -@@ -70,7 +73,8 @@ +@@ -70,7 +79,8 @@ cpu@3 { device_type = "cpu"; compatible = "arm,cortex-a7"; @@ -53,20 +67,7 @@ Signed-off-by: Matthew McClintock <mmcclint@codeaurora.org> qcom,acc = <&acc3>; qcom,saw = <&saw3>; reg = <0x3>; -@@ -100,6 +104,12 @@ - opp-hz = /bits/ 64 <666000000>; - clock-latency-ns = <256000>; - }; -+ -+ L2: l2-cache { -+ compatible = "qcom,arch-cache"; -+ cache-level = <2>; -+ qcom,saw = <&saw_l2>; -+ }; - }; - - pmu { -@@ -212,22 +222,22 @@ +@@ -218,22 +228,22 @@ }; acc0: clock-controller@b088000 { @@ -93,7 +94,7 @@ Signed-off-by: Matthew McClintock <mmcclint@codeaurora.org> reg = <0x0b0b8000 0x1000>, <0xb008000 0x1000>; }; -@@ -255,6 +265,12 @@ +@@ -261,6 +271,12 @@ regulator; }; diff --git a/target/linux/ipq806x/patches-4.9/306-qcom-ipq4019-add-USB-nodes-to-ipq4019-SoC-device-tre.patch b/target/linux/ipq806x/patches-4.9/306-qcom-ipq4019-add-USB-nodes-to-ipq4019-SoC-device-tre.patch new file mode 100644 index 0000000..b780d78 --- /dev/null +++ b/target/linux/ipq806x/patches-4.9/306-qcom-ipq4019-add-USB-nodes-to-ipq4019-SoC-device-tre.patch @@ -0,0 +1,130 @@ +From ea5f4d6f4716f3a0bb4fc3614b7a0e8c0df1cb81 Mon Sep 17 00:00:00 2001 +From: Matthew McClintock <mmcclint@codeaurora.org> +Date: Thu, 17 Mar 2016 16:22:28 -0500 +Subject: [PATCH] qcom: ipq4019: add USB nodes to ipq4019 SoC device tree + +This adds the SoC nodes to the ipq4019 device tree and +enable it for the DK01.1 board. + +Signed-off-by: Matthew McClintock <mmcclint@codeaurora.org> +Signed-off-by: Christian Lamparter <chunkeey@gmail.com> +--- +Changes: + - replaced space with tab + - added sleep and mock_utmi clocks + - added registers for usb2 and usb3 parent node + - changed compatible to qca,ipa4019-dwc3 + - updated usb2 and usb3 names + (included the reg - in case they become necessary later) +--- + arch/arm/boot/dts/qcom-ipq4019-ap.dk01.1.dtsi | 20 ++++++++ + arch/arm/boot/dts/qcom-ipq4019.dtsi | 71 +++++++++++++++++++++++++++ + 2 files changed, 91 insertions(+) + +--- a/arch/arm/boot/dts/qcom-ipq4019-ap.dk01.1.dtsi ++++ b/arch/arm/boot/dts/qcom-ipq4019-ap.dk01.1.dtsi +@@ -108,5 +108,25 @@ + watchdog@b017000 { + status = "ok"; + }; ++ ++ usb3_ss_phy: ssphy@9a000 { ++ status = "ok"; ++ }; ++ ++ usb3_hs_phy: hsphy@a6000 { ++ status = "ok"; ++ }; ++ ++ usb3: usb3@8af8800 { ++ status = "ok"; ++ }; ++ ++ usb2_hs_phy: hsphy@a8000 { ++ status = "ok"; ++ }; ++ ++ usb2: usb2@60f8800 { ++ status = "ok"; ++ }; + }; + }; +--- a/arch/arm/boot/dts/qcom-ipq4019.dtsi ++++ b/arch/arm/boot/dts/qcom-ipq4019.dtsi +@@ -313,5 +313,76 @@ + compatible = "qcom,pshold"; + reg = <0x4ab000 0x4>; + }; ++ ++ usb3_ss_phy: ssphy@9a000 { ++ compatible = "qca,uni-ssphy"; ++ reg = <0x9a000 0x800>; ++ reg-names = "phy_base"; ++ resets = <&gcc USB3_UNIPHY_PHY_ARES>; ++ reset-names = "por_rst"; ++ status = "disabled"; ++ }; ++ ++ usb3_hs_phy: hsphy@a6000 { ++ compatible = "qca,baldur-usb3-hsphy"; ++ reg = <0xa6000 0x40>; ++ reg-names = "phy_base"; ++ resets = <&gcc USB3_HSPHY_POR_ARES>, <&gcc USB3_HSPHY_S_ARES>; ++ reset-names = "por_rst", "srif_rst"; ++ status = "disabled"; ++ }; ++ ++ usb3@8af8800 { ++ compatible = "qca,ipq4019-dwc3"; ++ reg = <0x8af8800 0x100>; ++ #address-cells = <1>; ++ #size-cells = <1>; ++ clocks = <&gcc GCC_USB3_MASTER_CLK>, ++ <&gcc GCC_USB3_SLEEP_CLK>, ++ <&gcc GCC_USB3_MOCK_UTMI_CLK>; ++ clock-names = "master", "sleep", "mock_utmi"; ++ ranges; ++ status = "disabled"; ++ ++ dwc3@8a00000 { ++ compatible = "snps,dwc3"; ++ reg = <0x8a00000 0xf8000>; ++ interrupts = <0 132 0>; ++ usb-phy = <&usb3_hs_phy>, <&usb3_ss_phy>; ++ phy-names = "usb2-phy", "usb3-phy"; ++ dr_mode = "host"; ++ }; ++ }; ++ ++ usb2_hs_phy: hsphy@a8000 { ++ compatible = "qca,baldur-usb2-hsphy"; ++ reg = <0xa8000 0x40>; ++ reg-names = "phy_base"; ++ resets = <&gcc USB2_HSPHY_POR_ARES>, <&gcc USB2_HSPHY_S_ARES>; ++ reset-names = "por_rst", "srif_rst"; ++ status = "disabled"; ++ }; ++ ++ usb2@60f8800 { ++ compatible = "qca,ipq4019-dwc3"; ++ reg = <0x60f8800 0x100>; ++ #address-cells = <1>; ++ #size-cells = <1>; ++ clocks = <&gcc GCC_USB2_MASTER_CLK>, ++ <&gcc GCC_USB2_SLEEP_CLK>, ++ <&gcc GCC_USB2_MOCK_UTMI_CLK>; ++ clock-names = "master", "sleep", "mock_utmi"; ++ ranges; ++ status = "disabled"; ++ ++ dwc3@6000000 { ++ compatible = "snps,dwc3"; ++ reg = <0x6000000 0xf8000>; ++ interrupts = <0 136 0>; ++ usb-phy = <&usb2_hs_phy>; ++ phy-names = "usb2-phy"; ++ dr_mode = "host"; ++ }; ++ }; + }; + }; diff --git a/target/linux/ipq806x/patches-4.9/307-ARM-qcom-Add-IPQ4019-SoC-support.patch b/target/linux/ipq806x/patches-4.9/307-ARM-qcom-Add-IPQ4019-SoC-support.patch new file mode 100644 index 0000000..4cbcc0a --- /dev/null +++ b/target/linux/ipq806x/patches-4.9/307-ARM-qcom-Add-IPQ4019-SoC-support.patch @@ -0,0 +1,35 @@ +From e7748d641ae37081e2034869491f1629461ae13c Mon Sep 17 00:00:00 2001 +From: Christian Lamparter <chunkeey@gmail.com> +Date: Sat, 19 Nov 2016 00:58:18 +0100 +Subject: [PATCH] ARM: qcom: Add IPQ4019 SoC support + +Add support for the Qualcomm Atheros IPQ4019 SoC. + +Signed-off-by: Christian Lamparter <chunkeey@gmail.com> +--- + arch/arm/Makefile | 1 + + arch/arm/mach-qcom/Kconfig | 5 +++++ + 2 files changed, 6 insertions(+) + +--- a/arch/arm/Makefile ++++ b/arch/arm/Makefile +@@ -147,6 +147,7 @@ textofs-$(CONFIG_SA1111) := 0x00208000 + endif + textofs-$(CONFIG_ARCH_MSM8X60) := 0x00208000 + textofs-$(CONFIG_ARCH_MSM8960) := 0x00208000 ++textofs-$(CONFIG_ARCH_IPQ40XX) := 0x00208000 + textofs-$(CONFIG_ARCH_AXXIA) := 0x00308000 + + # Machine directory name. This list is sorted alphanumerically +--- a/arch/arm/mach-qcom/Kconfig ++++ b/arch/arm/mach-qcom/Kconfig +@@ -28,4 +28,9 @@ config ARCH_MDM9615 + bool "Enable support for MDM9615" + select CLKSRC_QCOM + ++config ARCH_IPQ40XX ++ bool "Enable support for IPQ40XX" ++ select CLKSRC_QCOM ++ select HAVE_ARM_ARCH_TIMER ++ + endif diff --git a/target/linux/ipq806x/patches-4.9/308-dts-ipq4019-add-both-IPQ4019-wifi-block-definitions.patch b/target/linux/ipq806x/patches-4.9/308-dts-ipq4019-add-both-IPQ4019-wifi-block-definitions.patch new file mode 100644 index 0000000..ad7ce16 --- /dev/null +++ b/target/linux/ipq806x/patches-4.9/308-dts-ipq4019-add-both-IPQ4019-wifi-block-definitions.patch @@ -0,0 +1,105 @@ +From 6091a49b0b06bf838fed80498c4f5f40d0fbd447 Mon Sep 17 00:00:00 2001 +From: Christian Lamparter <chunkeey@gmail.com> +Date: Sat, 19 Nov 2016 01:22:46 +0100 +Subject: [PATCH] dts: ipq4019: add both IPQ4019 wifi block definitions + +The IPQ4019 has two ath10k blocks on the AHB. Both wifi's +are already supported by ath10k. + +Signed-off-by: Christian Lamparter <chunkeey@gmail.com> +--- + arch/arm/boot/dts/qcom-ipq4019.dtsi | 84 +++++++++++++++++++++++++++++++++++++ + 1 file changed, 84 insertions(+) + +--- a/arch/arm/boot/dts/qcom-ipq4019.dtsi ++++ b/arch/arm/boot/dts/qcom-ipq4019.dtsi +@@ -384,5 +384,89 @@ + dr_mode = "host"; + }; + }; ++ ++ wifi0: wifi@a000000 { ++ compatible = "qcom,ipq4019-wifi"; ++ reg = <0xa000000 0x200000>; ++ resets = <&gcc WIFI0_CPU_INIT_RESET ++ &gcc WIFI0_RADIO_SRIF_RESET ++ &gcc WIFI0_RADIO_WARM_RESET ++ &gcc WIFI0_RADIO_COLD_RESET ++ &gcc WIFI0_CORE_WARM_RESET ++ &gcc WIFI0_CORE_COLD_RESET>; ++ reset-names = "wifi_cpu_init", "wifi_radio_srif", ++ "wifi_radio_warm", "wifi_radio_cold", ++ "wifi_core_warm", "wifi_core_cold"; ++ clocks = <&gcc GCC_WCSS2G_CLK ++ &gcc GCC_WCSS2G_REF_CLK ++ &gcc GCC_WCSS2G_RTC_CLK>; ++ clock-names = "wifi_wcss_cmd", "wifi_wcss_ref", ++ "wifi_wcss_rtc"; ++ interrupts = <0 32 IRQ_TYPE_EDGE_RISING ++ 0 33 IRQ_TYPE_EDGE_RISING ++ 0 34 IRQ_TYPE_EDGE_RISING ++ 0 35 IRQ_TYPE_EDGE_RISING ++ 0 36 IRQ_TYPE_EDGE_RISING ++ 0 37 IRQ_TYPE_EDGE_RISING ++ 0 38 IRQ_TYPE_EDGE_RISING ++ 0 39 IRQ_TYPE_EDGE_RISING ++ 0 40 IRQ_TYPE_EDGE_RISING ++ 0 41 IRQ_TYPE_EDGE_RISING ++ 0 42 IRQ_TYPE_EDGE_RISING ++ 0 43 IRQ_TYPE_EDGE_RISING ++ 0 44 IRQ_TYPE_EDGE_RISING ++ 0 45 IRQ_TYPE_EDGE_RISING ++ 0 46 IRQ_TYPE_EDGE_RISING ++ 0 47 IRQ_TYPE_EDGE_RISING ++ 0 168 IRQ_TYPE_NONE>; ++ interrupt-names = "msi0", "msi1", "msi2", "msi3", ++ "msi4", "msi5", "msi6", "msi7", ++ "msi8", "msi9", "msi10", "msi11", ++ "msi12", "msi13", "msi14", "msi15", ++ "legacy"; ++ status = "disabled"; ++ }; ++ ++ wifi1: wifi@a800000 { ++ compatible = "qcom,ipq4019-wifi"; ++ reg = <0xa800000 0x200000>; ++ resets = <&gcc WIFI1_CPU_INIT_RESET ++ &gcc WIFI1_RADIO_SRIF_RESET ++ &gcc WIFI1_RADIO_WARM_RESET ++ &gcc WIFI1_RADIO_COLD_RESET ++ &gcc WIFI1_CORE_WARM_RESET ++ &gcc WIFI1_CORE_COLD_RESET>; ++ reset-names = "wifi_cpu_init", "wifi_radio_srif", ++ "wifi_radio_warm", "wifi_radio_cold", ++ "wifi_core_warm", "wifi_core_cold"; ++ clocks = <&gcc GCC_WCSS5G_CLK ++ &gcc GCC_WCSS5G_REF_CLK ++ &gcc GCC_WCSS5G_RTC_CLK>; ++ clock-names = "wifi_wcss_cmd", "wifi_wcss_ref", ++ "wifi_wcss_rtc"; ++ interrupts = <0 48 IRQ_TYPE_EDGE_RISING ++ 0 49 IRQ_TYPE_EDGE_RISING ++ 0 50 IRQ_TYPE_EDGE_RISING ++ 0 51 IRQ_TYPE_EDGE_RISING ++ 0 52 IRQ_TYPE_EDGE_RISING ++ 0 53 IRQ_TYPE_EDGE_RISING ++ 0 54 IRQ_TYPE_EDGE_RISING ++ 0 55 IRQ_TYPE_EDGE_RISING ++ 0 56 IRQ_TYPE_EDGE_RISING ++ 0 57 IRQ_TYPE_EDGE_RISING ++ 0 58 IRQ_TYPE_EDGE_RISING ++ 0 59 IRQ_TYPE_EDGE_RISING ++ 0 60 IRQ_TYPE_EDGE_RISING ++ 0 61 IRQ_TYPE_EDGE_RISING ++ 0 62 IRQ_TYPE_EDGE_RISING ++ 0 63 IRQ_TYPE_EDGE_RISING ++ 0 169 IRQ_TYPE_NONE>; ++ interrupt-names = "msi0", "msi1", "msi2", "msi3", ++ "msi4", "msi5", "msi6", "msi7", ++ "msi8", "msi9", "msi10", "msi11", ++ "msi12", "msi13", "msi14", "msi15", ++ "legacy"; ++ status = "disabled"; ++ }; + }; + }; diff --git a/target/linux/ipq806x/patches-4.9/309-dts-ipq4019-add-pseudo-random-number-generator.patch b/target/linux/ipq806x/patches-4.9/309-dts-ipq4019-add-pseudo-random-number-generator.patch new file mode 100644 index 0000000..8323ff0 --- /dev/null +++ b/target/linux/ipq806x/patches-4.9/309-dts-ipq4019-add-pseudo-random-number-generator.patch @@ -0,0 +1,29 @@ +From 26fa6fdc627b523277c7a79907233596b2f8a3ef Mon Sep 17 00:00:00 2001 +From: Christian Lamparter <chunkeey@gmail.com> +Date: Sat, 19 Nov 2016 03:29:04 +0100 +Subject: [PATCH] dts: ipq4019: add pseudo random number generator + +This architecture has a pseudo random number generator +supported by the existing "qcom,prng" binding. + +Signed-off-by: Christian Lamparter <chunkeey@gmail.com> +--- + arch/arm/boot/dts/qcom-ipq4019.dtsi | 7 +++++++ + 1 file changed, 7 insertions(+) + +--- a/arch/arm/boot/dts/qcom-ipq4019.dtsi ++++ b/arch/arm/boot/dts/qcom-ipq4019.dtsi +@@ -277,6 +277,13 @@ + regulator; + }; + ++ rng@22000 { ++ compatible = "qcom,prng"; ++ reg = <0x22000 0x140>; ++ clocks = <&gcc GCC_PRNG_AHB_CLK>; ++ clock-names = "core"; ++ }; ++ + serial@78af000 { + compatible = "qcom,msm-uartdm-v1.4", "qcom,msm-uartdm"; + reg = <0x78af000 0x200>; diff --git a/target/linux/ipq806x/patches-4.9/310-msm-adhoc-bus-support.patch b/target/linux/ipq806x/patches-4.9/310-msm-adhoc-bus-support.patch new file mode 100644 index 0000000..ff0e1e0 --- /dev/null +++ b/target/linux/ipq806x/patches-4.9/310-msm-adhoc-bus-support.patch @@ -0,0 +1,11026 @@ +From: Christian Lamparter <chunkeey@googlemail.com> +Subject: BUS: add MSM_BUS +--- a/drivers/bus/Makefile ++++ b/drivers/bus/Makefile +@@ -10,6 +10,7 @@ obj-$(CONFIG_BRCMSTB_GISB_ARB) += brcmst + obj-$(CONFIG_IMX_WEIM) += imx-weim.o + obj-$(CONFIG_MIPS_CDMM) += mips_cdmm.o + obj-$(CONFIG_MVEBU_MBUS) += mvebu-mbus.o ++obj-$(CONFIG_BUS_TOPOLOGY_ADHOC)+= msm_bus/ + + # Interconnect bus driver for OMAP SoCs. + obj-$(CONFIG_OMAP_INTERCONNECT) += omap_l3_smx.o omap_l3_noc.o +--- a/drivers/bus/Kconfig ++++ b/drivers/bus/Kconfig +@@ -92,6 +92,8 @@ config MVEBU_MBUS + Driver needed for the MBus configuration on Marvell EBU SoCs + (Kirkwood, Dove, Orion5x, MV78XX0 and Armada 370/XP). + ++source "drivers/bus/msm_bus/Kconfig" ++ + config OMAP_INTERCONNECT + tristate "OMAP INTERCONNECT DRIVER" + depends on ARCH_OMAP2PLUS +--- /dev/null ++++ b/include/dt-bindings/msm/msm-bus-ids.h +@@ -0,0 +1,869 @@ ++/* Copyright (c) 2014, The Linux Foundation. All rights reserved. ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 and ++ * only version 2 as published by the Free Software Foundation. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ */ ++ ++#ifndef __MSM_BUS_IDS_H ++#define __MSM_BUS_IDS_H ++ ++/* Topology related enums */ ++#define MSM_BUS_FAB_DEFAULT 0 ++#define MSM_BUS_FAB_APPSS 0 ++#define MSM_BUS_FAB_SYSTEM 1024 ++#define MSM_BUS_FAB_MMSS 2048 ++#define MSM_BUS_FAB_SYSTEM_FPB 3072 ++#define MSM_BUS_FAB_CPSS_FPB 4096 ++ ++#define MSM_BUS_FAB_BIMC 0 ++#define MSM_BUS_FAB_SYS_NOC 1024 ++#define MSM_BUS_FAB_MMSS_NOC 2048 ++#define MSM_BUS_FAB_OCMEM_NOC 3072 ++#define MSM_BUS_FAB_PERIPH_NOC 4096 ++#define MSM_BUS_FAB_CONFIG_NOC 5120 ++#define MSM_BUS_FAB_OCMEM_VNOC 6144 ++#define MSM_BUS_FAB_MMSS_AHB 2049 ++#define MSM_BUS_FAB_A0_NOC 6145 ++#define MSM_BUS_FAB_A1_NOC 6146 ++#define MSM_BUS_FAB_A2_NOC 6147 ++ ++#define MSM_BUS_MASTER_FIRST 1 ++#define MSM_BUS_MASTER_AMPSS_M0 1 ++#define MSM_BUS_MASTER_AMPSS_M1 2 ++#define MSM_BUS_APPSS_MASTER_FAB_MMSS 3 ++#define MSM_BUS_APPSS_MASTER_FAB_SYSTEM 4 ++#define MSM_BUS_SYSTEM_MASTER_FAB_APPSS 5 ++#define MSM_BUS_MASTER_SPS 6 ++#define MSM_BUS_MASTER_ADM_PORT0 7 ++#define MSM_BUS_MASTER_ADM_PORT1 8 ++#define MSM_BUS_SYSTEM_MASTER_ADM1_PORT0 9 ++#define MSM_BUS_MASTER_ADM1_PORT1 10 ++#define MSM_BUS_MASTER_LPASS_PROC 11 ++#define MSM_BUS_MASTER_MSS_PROCI 12 ++#define MSM_BUS_MASTER_MSS_PROCD 13 ++#define MSM_BUS_MASTER_MSS_MDM_PORT0 14 ++#define MSM_BUS_MASTER_LPASS 15 ++#define MSM_BUS_SYSTEM_MASTER_CPSS_FPB 16 ++#define MSM_BUS_SYSTEM_MASTER_SYSTEM_FPB 17 ++#define MSM_BUS_SYSTEM_MASTER_MMSS_FPB 18 ++#define MSM_BUS_MASTER_ADM1_CI 19 ++#define MSM_BUS_MASTER_ADM0_CI 20 ++#define MSM_BUS_MASTER_MSS_MDM_PORT1 21 ++#define MSM_BUS_MASTER_MDP_PORT0 22 ++#define MSM_BUS_MASTER_MDP_PORT1 23 ++#define MSM_BUS_MMSS_MASTER_ADM1_PORT0 24 ++#define MSM_BUS_MASTER_ROTATOR 25 ++#define MSM_BUS_MASTER_GRAPHICS_3D 26 ++#define MSM_BUS_MASTER_JPEG_DEC 27 ++#define MSM_BUS_MASTER_GRAPHICS_2D_CORE0 28 ++#define MSM_BUS_MASTER_VFE 29 ++#define MSM_BUS_MASTER_VPE 30 ++#define MSM_BUS_MASTER_JPEG_ENC 31 ++#define MSM_BUS_MASTER_GRAPHICS_2D_CORE1 32 ++#define MSM_BUS_MMSS_MASTER_APPS_FAB 33 ++#define MSM_BUS_MASTER_HD_CODEC_PORT0 34 ++#define MSM_BUS_MASTER_HD_CODEC_PORT1 35 ++#define MSM_BUS_MASTER_SPDM 36 ++#define MSM_BUS_MASTER_RPM 37 ++#define MSM_BUS_MASTER_MSS 38 ++#define MSM_BUS_MASTER_RIVA 39 ++#define MSM_BUS_MASTER_SNOC_VMEM 40 ++#define MSM_BUS_MASTER_MSS_SW_PROC 41 ++#define MSM_BUS_MASTER_MSS_FW_PROC 42 ++#define MSM_BUS_MASTER_HMSS 43 ++#define MSM_BUS_MASTER_GSS_NAV 44 ++#define MSM_BUS_MASTER_PCIE 45 ++#define MSM_BUS_MASTER_SATA 46 ++#define MSM_BUS_MASTER_CRYPTO 47 ++#define MSM_BUS_MASTER_VIDEO_CAP 48 ++#define MSM_BUS_MASTER_GRAPHICS_3D_PORT1 49 ++#define MSM_BUS_MASTER_VIDEO_ENC 50 ++#define MSM_BUS_MASTER_VIDEO_DEC 51 ++#define MSM_BUS_MASTER_LPASS_AHB 52 ++#define MSM_BUS_MASTER_QDSS_BAM 53 ++#define MSM_BUS_MASTER_SNOC_CFG 54 ++#define MSM_BUS_MASTER_CRYPTO_CORE0 55 ++#define MSM_BUS_MASTER_CRYPTO_CORE1 56 ++#define MSM_BUS_MASTER_MSS_NAV 57 ++#define MSM_BUS_MASTER_OCMEM_DMA 58 ++#define MSM_BUS_MASTER_WCSS 59 ++#define MSM_BUS_MASTER_QDSS_ETR 60 ++#define MSM_BUS_MASTER_USB3 61 ++#define MSM_BUS_MASTER_JPEG 62 ++#define MSM_BUS_MASTER_VIDEO_P0 63 ++#define MSM_BUS_MASTER_VIDEO_P1 64 ++#define MSM_BUS_MASTER_MSS_PROC 65 ++#define MSM_BUS_MASTER_JPEG_OCMEM 66 ++#define MSM_BUS_MASTER_MDP_OCMEM 67 ++#define MSM_BUS_MASTER_VIDEO_P0_OCMEM 68 ++#define MSM_BUS_MASTER_VIDEO_P1_OCMEM 69 ++#define MSM_BUS_MASTER_VFE_OCMEM 70 ++#define MSM_BUS_MASTER_CNOC_ONOC_CFG 71 ++#define MSM_BUS_MASTER_RPM_INST 72 ++#define MSM_BUS_MASTER_RPM_DATA 73 ++#define MSM_BUS_MASTER_RPM_SYS 74 ++#define MSM_BUS_MASTER_DEHR 75 ++#define MSM_BUS_MASTER_QDSS_DAP 76 ++#define MSM_BUS_MASTER_TIC 77 ++#define MSM_BUS_MASTER_SDCC_1 78 ++#define MSM_BUS_MASTER_SDCC_3 79 ++#define MSM_BUS_MASTER_SDCC_4 80 ++#define MSM_BUS_MASTER_SDCC_2 81 ++#define MSM_BUS_MASTER_TSIF 82 ++#define MSM_BUS_MASTER_BAM_DMA 83 ++#define MSM_BUS_MASTER_BLSP_2 84 ++#define MSM_BUS_MASTER_USB_HSIC 85 ++#define MSM_BUS_MASTER_BLSP_1 86 ++#define MSM_BUS_MASTER_USB_HS 87 ++#define MSM_BUS_MASTER_PNOC_CFG 88 ++#define MSM_BUS_MASTER_V_OCMEM_GFX3D 89 ++#define MSM_BUS_MASTER_IPA 90 ++#define MSM_BUS_MASTER_QPIC 91 ++#define MSM_BUS_MASTER_MDPE 92 ++#define MSM_BUS_MASTER_USB_HS2 93 ++#define MSM_BUS_MASTER_VPU 94 ++#define MSM_BUS_MASTER_UFS 95 ++#define MSM_BUS_MASTER_BCAST 96 ++#define MSM_BUS_MASTER_CRYPTO_CORE2 97 ++#define MSM_BUS_MASTER_EMAC 98 ++#define MSM_BUS_MASTER_VPU_1 99 ++#define MSM_BUS_MASTER_PCIE_1 100 ++#define MSM_BUS_MASTER_USB3_1 101 ++#define MSM_BUS_MASTER_CNOC_MNOC_MMSS_CFG 102 ++#define MSM_BUS_MASTER_CNOC_MNOC_CFG 103 ++#define MSM_BUS_MASTER_TCU_0 104 ++#define MSM_BUS_MASTER_TCU_1 105 ++#define MSM_BUS_MASTER_CPP 106 ++#define MSM_BUS_MASTER_AUDIO 107 ++#define MSM_BUS_MASTER_PCIE_2 108 ++#define MSM_BUS_MASTER_BLSP_BAM 109 ++#define MSM_BUS_MASTER_USB2_BAM 110 ++#define MSM_BUS_MASTER_ADDS_DMA0 111 ++#define MSM_BUS_MASTER_ADDS_DMA1 112 ++#define MSM_BUS_MASTER_ADDS_DMA2 113 ++#define MSM_BUS_MASTER_ADDS_DMA3 114 ++#define MSM_BUS_MASTER_QPIC_BAM 115 ++#define MSM_BUS_MASTER_SDCC_BAM 116 ++#define MSM_BUS_MASTER_DDRC_SNOC 117 ++#define MSM_BUS_MASTER_WSS_0 118 ++#define MSM_BUS_MASTER_WSS_1 119 ++#define MSM_BUS_MASTER_ESS 120 ++#define MSM_BUS_MASTER_QDSS_BAMNDP 121 ++#define MSM_BUS_MASTER_QDSS_SNOC_CFG 122 ++#define MSM_BUS_MASTER_LAST 130 ++ ++#define MSM_BUS_SYSTEM_FPB_MASTER_SYSTEM MSM_BUS_SYSTEM_MASTER_SYSTEM_FPB ++#define MSM_BUS_CPSS_FPB_MASTER_SYSTEM MSM_BUS_SYSTEM_MASTER_CPSS_FPB ++ ++#define MSM_BUS_SNOC_MM_INT_0 10000 ++#define MSM_BUS_SNOC_MM_INT_1 10001 ++#define MSM_BUS_SNOC_MM_INT_2 10002 ++#define MSM_BUS_SNOC_MM_INT_BIMC 10003 ++#define MSM_BUS_SNOC_INT_0 10004 ++#define MSM_BUS_SNOC_INT_1 10005 ++#define MSM_BUS_SNOC_INT_BIMC 10006 ++#define MSM_BUS_SNOC_BIMC_0_MAS 10007 ++#define MSM_BUS_SNOC_BIMC_1_MAS 10008 ++#define MSM_BUS_SNOC_QDSS_INT 10009 ++#define MSM_BUS_PNOC_SNOC_MAS 10010 ++#define MSM_BUS_PNOC_SNOC_SLV 10011 ++#define MSM_BUS_PNOC_INT_0 10012 ++#define MSM_BUS_PNOC_INT_1 10013 ++#define MSM_BUS_PNOC_M_0 10014 ++#define MSM_BUS_PNOC_M_1 10015 ++#define MSM_BUS_BIMC_SNOC_MAS 10016 ++#define MSM_BUS_BIMC_SNOC_SLV 10017 ++#define MSM_BUS_PNOC_SLV_0 10018 ++#define MSM_BUS_PNOC_SLV_1 10019 ++#define MSM_BUS_PNOC_SLV_2 10020 ++#define MSM_BUS_PNOC_SLV_3 10021 ++#define MSM_BUS_PNOC_SLV_4 10022 ++#define MSM_BUS_PNOC_SLV_8 10023 ++#define MSM_BUS_PNOC_SLV_9 10024 ++#define MSM_BUS_SNOC_BIMC_0_SLV 10025 ++#define MSM_BUS_SNOC_BIMC_1_SLV 10026 ++#define MSM_BUS_MNOC_BIMC_MAS 10027 ++#define MSM_BUS_MNOC_BIMC_SLV 10028 ++#define MSM_BUS_BIMC_MNOC_MAS 10029 ++#define MSM_BUS_BIMC_MNOC_SLV 10030 ++#define MSM_BUS_SNOC_BIMC_MAS 10031 ++#define MSM_BUS_SNOC_BIMC_SLV 10032 ++#define MSM_BUS_CNOC_SNOC_MAS 10033 ++#define MSM_BUS_CNOC_SNOC_SLV 10034 ++#define MSM_BUS_SNOC_CNOC_MAS 10035 ++#define MSM_BUS_SNOC_CNOC_SLV 10036 ++#define MSM_BUS_OVNOC_SNOC_MAS 10037 ++#define MSM_BUS_OVNOC_SNOC_SLV 10038 ++#define MSM_BUS_SNOC_OVNOC_MAS 10039 ++#define MSM_BUS_SNOC_OVNOC_SLV 10040 ++#define MSM_BUS_SNOC_PNOC_MAS 10041 ++#define MSM_BUS_SNOC_PNOC_SLV 10042 ++#define MSM_BUS_BIMC_INT_APPS_EBI 10043 ++#define MSM_BUS_BIMC_INT_APPS_SNOC 10044 ++#define MSM_BUS_SNOC_BIMC_2_MAS 10045 ++#define MSM_BUS_SNOC_BIMC_2_SLV 10046 ++#define MSM_BUS_PNOC_SLV_5 10047 ++#define MSM_BUS_PNOC_SLV_6 10048 ++#define MSM_BUS_PNOC_INT_2 10049 ++#define MSM_BUS_PNOC_INT_3 10050 ++#define MSM_BUS_PNOC_INT_4 10051 ++#define MSM_BUS_PNOC_INT_5 10052 ++#define MSM_BUS_PNOC_INT_6 10053 ++#define MSM_BUS_PNOC_INT_7 10054 ++#define MSM_BUS_BIMC_SNOC_1_MAS 10055 ++#define MSM_BUS_BIMC_SNOC_1_SLV 10056 ++#define MSM_BUS_PNOC_A1NOC_MAS 10057 ++#define MSM_BUS_PNOC_A1NOC_SLV 10058 ++#define MSM_BUS_CNOC_A1NOC_MAS 10059 ++#define MSM_BUS_A0NOC_SNOC_MAS 10060 ++#define MSM_BUS_A0NOC_SNOC_SLV 10061 ++#define MSM_BUS_A1NOC_SNOC_SLV 10062 ++#define MSM_BUS_A1NOC_SNOC_MAS 10063 ++#define MSM_BUS_A2NOC_SNOC_MAS 10064 ++#define MSM_BUS_A2NOC_SNOC_SLV 10065 ++#define MSM_BUS_PNOC_SLV_7 10066 ++#define MSM_BUS_INT_LAST 10067 ++ ++#define MSM_BUS_SLAVE_FIRST 512 ++#define MSM_BUS_SLAVE_EBI_CH0 512 ++#define MSM_BUS_SLAVE_EBI_CH1 513 ++#define MSM_BUS_SLAVE_AMPSS_L2 514 ++#define MSM_BUS_APPSS_SLAVE_FAB_MMSS 515 ++#define MSM_BUS_APPSS_SLAVE_FAB_SYSTEM 516 ++#define MSM_BUS_SYSTEM_SLAVE_FAB_APPS 517 ++#define MSM_BUS_SLAVE_SPS 518 ++#define MSM_BUS_SLAVE_SYSTEM_IMEM 519 ++#define MSM_BUS_SLAVE_AMPSS 520 ++#define MSM_BUS_SLAVE_MSS 521 ++#define MSM_BUS_SLAVE_LPASS 522 ++#define MSM_BUS_SYSTEM_SLAVE_CPSS_FPB 523 ++#define MSM_BUS_SYSTEM_SLAVE_SYSTEM_FPB 524 ++#define MSM_BUS_SYSTEM_SLAVE_MMSS_FPB 525 ++#define MSM_BUS_SLAVE_CORESIGHT 526 ++#define MSM_BUS_SLAVE_RIVA 527 ++#define MSM_BUS_SLAVE_SMI 528 ++#define MSM_BUS_MMSS_SLAVE_FAB_APPS 529 ++#define MSM_BUS_MMSS_SLAVE_FAB_APPS_1 530 ++#define MSM_BUS_SLAVE_MM_IMEM 531 ++#define MSM_BUS_SLAVE_CRYPTO 532 ++#define MSM_BUS_SLAVE_SPDM 533 ++#define MSM_BUS_SLAVE_RPM 534 ++#define MSM_BUS_SLAVE_RPM_MSG_RAM 535 ++#define MSM_BUS_SLAVE_MPM 536 ++#define MSM_BUS_SLAVE_PMIC1_SSBI1_A 537 ++#define MSM_BUS_SLAVE_PMIC1_SSBI1_B 538 ++#define MSM_BUS_SLAVE_PMIC1_SSBI1_C 539 ++#define MSM_BUS_SLAVE_PMIC2_SSBI2_A 540 ++#define MSM_BUS_SLAVE_PMIC2_SSBI2_B 541 ++#define MSM_BUS_SLAVE_GSBI1_UART 542 ++#define MSM_BUS_SLAVE_GSBI2_UART 543 ++#define MSM_BUS_SLAVE_GSBI3_UART 544 ++#define MSM_BUS_SLAVE_GSBI4_UART 545 ++#define MSM_BUS_SLAVE_GSBI5_UART 546 ++#define MSM_BUS_SLAVE_GSBI6_UART 547 ++#define MSM_BUS_SLAVE_GSBI7_UART 548 ++#define MSM_BUS_SLAVE_GSBI8_UART 549 ++#define MSM_BUS_SLAVE_GSBI9_UART 550 ++#define MSM_BUS_SLAVE_GSBI10_UART 551 ++#define MSM_BUS_SLAVE_GSBI11_UART 552 ++#define MSM_BUS_SLAVE_GSBI12_UART 553 ++#define MSM_BUS_SLAVE_GSBI1_QUP 554 ++#define MSM_BUS_SLAVE_GSBI2_QUP 555 ++#define MSM_BUS_SLAVE_GSBI3_QUP 556 ++#define MSM_BUS_SLAVE_GSBI4_QUP 557 ++#define MSM_BUS_SLAVE_GSBI5_QUP 558 ++#define MSM_BUS_SLAVE_GSBI6_QUP 559 ++#define MSM_BUS_SLAVE_GSBI7_QUP 560 ++#define MSM_BUS_SLAVE_GSBI8_QUP 561 ++#define MSM_BUS_SLAVE_GSBI9_QUP 562 ++#define MSM_BUS_SLAVE_GSBI10_QUP 563 ++#define MSM_BUS_SLAVE_GSBI11_QUP 564 ++#define MSM_BUS_SLAVE_GSBI12_QUP 565 ++#define MSM_BUS_SLAVE_EBI2_NAND 566 ++#define MSM_BUS_SLAVE_EBI2_CS0 567 ++#define MSM_BUS_SLAVE_EBI2_CS1 568 ++#define MSM_BUS_SLAVE_EBI2_CS2 569 ++#define MSM_BUS_SLAVE_EBI2_CS3 570 ++#define MSM_BUS_SLAVE_EBI2_CS4 571 ++#define MSM_BUS_SLAVE_EBI2_CS5 572 ++#define MSM_BUS_SLAVE_USB_FS1 573 ++#define MSM_BUS_SLAVE_USB_FS2 574 ++#define MSM_BUS_SLAVE_TSIF 575 ++#define MSM_BUS_SLAVE_MSM_TSSC 576 ++#define MSM_BUS_SLAVE_MSM_PDM 577 ++#define MSM_BUS_SLAVE_MSM_DIMEM 578 ++#define MSM_BUS_SLAVE_MSM_TCSR 579 ++#define MSM_BUS_SLAVE_MSM_PRNG 580 ++#define MSM_BUS_SLAVE_GSS 581 ++#define MSM_BUS_SLAVE_SATA 582 ++#define MSM_BUS_SLAVE_USB3 583 ++#define MSM_BUS_SLAVE_WCSS 584 ++#define MSM_BUS_SLAVE_OCIMEM 585 ++#define MSM_BUS_SLAVE_SNOC_OCMEM 586 ++#define MSM_BUS_SLAVE_SERVICE_SNOC 587 ++#define MSM_BUS_SLAVE_QDSS_STM 588 ++#define MSM_BUS_SLAVE_CAMERA_CFG 589 ++#define MSM_BUS_SLAVE_DISPLAY_CFG 590 ++#define MSM_BUS_SLAVE_OCMEM_CFG 591 ++#define MSM_BUS_SLAVE_CPR_CFG 592 ++#define MSM_BUS_SLAVE_CPR_XPU_CFG 593 ++#define MSM_BUS_SLAVE_MISC_CFG 594 ++#define MSM_BUS_SLAVE_MISC_XPU_CFG 595 ++#define MSM_BUS_SLAVE_VENUS_CFG 596 ++#define MSM_BUS_SLAVE_MISC_VENUS_CFG 597 ++#define MSM_BUS_SLAVE_GRAPHICS_3D_CFG 598 ++#define MSM_BUS_SLAVE_MMSS_CLK_CFG 599 ++#define MSM_BUS_SLAVE_MMSS_CLK_XPU_CFG 600 ++#define MSM_BUS_SLAVE_MNOC_MPU_CFG 601 ++#define MSM_BUS_SLAVE_ONOC_MPU_CFG 602 ++#define MSM_BUS_SLAVE_SERVICE_MNOC 603 ++#define MSM_BUS_SLAVE_OCMEM 604 ++#define MSM_BUS_SLAVE_SERVICE_ONOC 605 ++#define MSM_BUS_SLAVE_SDCC_1 606 ++#define MSM_BUS_SLAVE_SDCC_3 607 ++#define MSM_BUS_SLAVE_SDCC_2 608 ++#define MSM_BUS_SLAVE_SDCC_4 609 ++#define MSM_BUS_SLAVE_BAM_DMA 610 ++#define MSM_BUS_SLAVE_BLSP_2 611 ++#define MSM_BUS_SLAVE_USB_HSIC 612 ++#define MSM_BUS_SLAVE_BLSP_1 613 ++#define MSM_BUS_SLAVE_USB_HS 614 ++#define MSM_BUS_SLAVE_PDM 615 ++#define MSM_BUS_SLAVE_PERIPH_APU_CFG 616 ++#define MSM_BUS_SLAVE_PNOC_MPU_CFG 617 ++#define MSM_BUS_SLAVE_PRNG 618 ++#define MSM_BUS_SLAVE_SERVICE_PNOC 619 ++#define MSM_BUS_SLAVE_CLK_CTL 620 ++#define MSM_BUS_SLAVE_CNOC_MSS 621 ++#define MSM_BUS_SLAVE_SECURITY 622 ++#define MSM_BUS_SLAVE_TCSR 623 ++#define MSM_BUS_SLAVE_TLMM 624 ++#define MSM_BUS_SLAVE_CRYPTO_0_CFG 625 ++#define MSM_BUS_SLAVE_CRYPTO_1_CFG 626 ++#define MSM_BUS_SLAVE_IMEM_CFG 627 ++#define MSM_BUS_SLAVE_MESSAGE_RAM 628 ++#define MSM_BUS_SLAVE_BIMC_CFG 629 ++#define MSM_BUS_SLAVE_BOOT_ROM 630 ++#define MSM_BUS_SLAVE_CNOC_MNOC_MMSS_CFG 631 ++#define MSM_BUS_SLAVE_PMIC_ARB 632 ++#define MSM_BUS_SLAVE_SPDM_WRAPPER 633 ++#define MSM_BUS_SLAVE_DEHR_CFG 634 ++#define MSM_BUS_SLAVE_QDSS_CFG 635 ++#define MSM_BUS_SLAVE_RBCPR_CFG 636 ++#define MSM_BUS_SLAVE_RBCPR_QDSS_APU_CFG 637 ++#define MSM_BUS_SLAVE_SNOC_MPU_CFG 638 ++#define MSM_BUS_SLAVE_CNOC_ONOC_CFG 639 ++#define MSM_BUS_SLAVE_CNOC_MNOC_CFG 640 ++#define MSM_BUS_SLAVE_PNOC_CFG 641 ++#define MSM_BUS_SLAVE_SNOC_CFG 642 ++#define MSM_BUS_SLAVE_EBI1_DLL_CFG 643 ++#define MSM_BUS_SLAVE_PHY_APU_CFG 644 ++#define MSM_BUS_SLAVE_EBI1_PHY_CFG 645 ++#define MSM_BUS_SLAVE_SERVICE_CNOC 646 ++#define MSM_BUS_SLAVE_IPS_CFG 647 ++#define MSM_BUS_SLAVE_QPIC 648 ++#define MSM_BUS_SLAVE_DSI_CFG 649 ++#define MSM_BUS_SLAVE_UFS_CFG 650 ++#define MSM_BUS_SLAVE_RBCPR_CX_CFG 651 ++#define MSM_BUS_SLAVE_RBCPR_MX_CFG 652 ++#define MSM_BUS_SLAVE_PCIE_CFG 653 ++#define MSM_BUS_SLAVE_USB_PHYS_CFG 654 ++#define MSM_BUS_SLAVE_VIDEO_CAP_CFG 655 ++#define MSM_BUS_SLAVE_AVSYNC_CFG 656 ++#define MSM_BUS_SLAVE_CRYPTO_2_CFG 657 ++#define MSM_BUS_SLAVE_VPU_CFG 658 ++#define MSM_BUS_SLAVE_BCAST_CFG 659 ++#define MSM_BUS_SLAVE_KLM_CFG 660 ++#define MSM_BUS_SLAVE_GENI_IR_CFG 661 ++#define MSM_BUS_SLAVE_OCMEM_GFX 662 ++#define MSM_BUS_SLAVE_CATS_128 663 ++#define MSM_BUS_SLAVE_OCMEM_64 664 ++#define MSM_BUS_SLAVE_PCIE_0 665 ++#define MSM_BUS_SLAVE_PCIE_1 666 ++#define MSM_BUS_SLAVE_PCIE_0_CFG 667 ++#define MSM_BUS_SLAVE_PCIE_1_CFG 668 ++#define MSM_BUS_SLAVE_SRVC_MNOC 669 ++#define MSM_BUS_SLAVE_USB_HS2 670 ++#define MSM_BUS_SLAVE_AUDIO 671 ++#define MSM_BUS_SLAVE_TCU 672 ++#define MSM_BUS_SLAVE_APPSS 673 ++#define MSM_BUS_SLAVE_PCIE_PARF 674 ++#define MSM_BUS_SLAVE_USB3_PHY_CFG 675 ++#define MSM_BUS_SLAVE_IPA_CFG 676 ++#define MSM_BUS_SLAVE_A0NOC_SNOC 677 ++#define MSM_BUS_SLAVE_A1NOC_SNOC 678 ++#define MSM_BUS_SLAVE_A2NOC_SNOC 679 ++#define MSM_BUS_SLAVE_HMSS_L3 680 ++#define MSM_BUS_SLAVE_PIMEM_CFG 681 ++#define MSM_BUS_SLAVE_DCC_CFG 682 ++#define MSM_BUS_SLAVE_QDSS_RBCPR_APU_CFG 683 ++#define MSM_BUS_SLAVE_PCIE_2_CFG 684 ++#define MSM_BUS_SLAVE_PCIE20_AHB2PHY 685 ++#define MSM_BUS_SLAVE_A0NOC_CFG 686 ++#define MSM_BUS_SLAVE_A1NOC_CFG 687 ++#define MSM_BUS_SLAVE_A2NOC_CFG 688 ++#define MSM_BUS_SLAVE_A1NOC_MPU_CFG 689 ++#define MSM_BUS_SLAVE_A2NOC_MPU_CFG 690 ++#define MSM_BUS_SLAVE_A0NOC_SMMU_CFG 691 ++#define MSM_BUS_SLAVE_A1NOC_SMMU_CFG 692 ++#define MSM_BUS_SLAVE_A2NOC_SMMU_CFG 693 ++#define MSM_BUS_SLAVE_LPASS_SMMU_CFG 694 ++#define MSM_BUS_SLAVE_MMAGIC_CFG 695 ++#define MSM_BUS_SLAVE_VENUS_THROTTLE_CFG 696 ++#define MSM_BUS_SLAVE_SSC_CFG 697 ++#define MSM_BUS_SLAVE_DSA_CFG 698 ++#define MSM_BUS_SLAVE_DSA_MPU_CFG 699 ++#define MSM_BUS_SLAVE_DISPLAY_THROTTLE_CFG 700 ++#define MSM_BUS_SLAVE_SMMU_CPP_CFG 701 ++#define MSM_BUS_SLAVE_SMMU_JPEG_CFG 702 ++#define MSM_BUS_SLAVE_SMMU_MDP_CFG 703 ++#define MSM_BUS_SLAVE_SMMU_ROTATOR_CFG 704 ++#define MSM_BUS_SLAVE_SMMU_VENUS_CFG 705 ++#define MSM_BUS_SLAVE_SMMU_VFE_CFG 706 ++#define MSM_BUS_SLAVE_A0NOC_MPU_CFG 707 ++#define MSM_BUS_SLAVE_VMEM_CFG 708 ++#define MSM_BUS_SLAVE_CAMERA_THROTTLE_CFG 700 ++#define MSM_BUS_SLAVE_VMEM 709 ++#define MSM_BUS_SLAVE_AHB2PHY 710 ++#define MSM_BUS_SLAVE_PIMEM 711 ++#define MSM_BUS_SLAVE_SNOC_VMEM 712 ++#define MSM_BUS_SLAVE_PCIE_2 713 ++#define MSM_BUS_SLAVE_RBCPR_MX 714 ++#define MSM_BUS_SLAVE_RBCPR_CX 715 ++#define MSM_BUS_SLAVE_PRNG_APU_CFG 716 ++#define MSM_BUS_SLAVE_PERIPH_MPU_CFG 717 ++#define MSM_BUS_SLAVE_GCNT 718 ++#define MSM_BUS_SLAVE_ADSS_CFG 719 ++#define MSM_BUS_SLAVE_ADSS_VMIDMT_CFG 720 ++#define MSM_BUS_SLAVE_QHSS_APU_CFG 721 ++#define MSM_BUS_SLAVE_MDIO 722 ++#define MSM_BUS_SLAVE_FEPHY_CFG 723 ++#define MSM_BUS_SLAVE_SRIF 724 ++#define MSM_BUS_SLAVE_LAST 730 ++#define MSM_BUS_SLAVE_DDRC_CFG 731 ++#define MSM_BUS_SLAVE_DDRC_APU_CFG 732 ++#define MSM_BUS_SLAVE_MPU0_CFG 733 ++#define MSM_BUS_SLAVE_MPU1_CFG 734 ++#define MSM_BUS_SLAVE_MPU2_CFG 734 ++#define MSM_BUS_SLAVE_ESS_VMIDMT_CFG 735 ++#define MSM_BUS_SLAVE_ESS_APU_CFG 736 ++#define MSM_BUS_SLAVE_USB2_CFG 737 ++#define MSM_BUS_SLAVE_BLSP_CFG 738 ++#define MSM_BUS_SLAVE_QPIC_CFG 739 ++#define MSM_BUS_SLAVE_SDCC_CFG 740 ++#define MSM_BUS_SLAVE_WSS0_VMIDMT_CFG 741 ++#define MSM_BUS_SLAVE_WSS0_APU_CFG 742 ++#define MSM_BUS_SLAVE_WSS1_VMIDMT_CFG 743 ++#define MSM_BUS_SLAVE_WSS1_APU_CFG 744 ++#define MSM_BUS_SLAVE_SRVC_PCNOC 745 ++#define MSM_BUS_SLAVE_SNOC_DDRC 746 ++#define MSM_BUS_SLAVE_A7SS 747 ++#define MSM_BUS_SLAVE_WSS0_CFG 748 ++#define MSM_BUS_SLAVE_WSS1_CFG 749 ++#define MSM_BUS_SLAVE_PCIE 750 ++#define MSM_BUS_SLAVE_USB3_CFG 751 ++#define MSM_BUS_SLAVE_CRYPTO_CFG 752 ++#define MSM_BUS_SLAVE_ESS_CFG 753 ++#define MSM_BUS_SLAVE_SRVC_SNOC 754 ++ ++#define MSM_BUS_SYSTEM_FPB_SLAVE_SYSTEM MSM_BUS_SYSTEM_SLAVE_SYSTEM_FPB ++#define MSM_BUS_CPSS_FPB_SLAVE_SYSTEM MSM_BUS_SYSTEM_SLAVE_CPSS_FPB ++ ++/* ++ * ID's used in RPM messages ++ */ ++#define ICBID_MASTER_APPSS_PROC 0 ++#define ICBID_MASTER_MSS_PROC 1 ++#define ICBID_MASTER_MNOC_BIMC 2 ++#define ICBID_MASTER_SNOC_BIMC 3 ++#define ICBID_MASTER_SNOC_BIMC_0 ICBID_MASTER_SNOC_BIMC ++#define ICBID_MASTER_CNOC_MNOC_MMSS_CFG 4 ++#define ICBID_MASTER_CNOC_MNOC_CFG 5 ++#define ICBID_MASTER_GFX3D 6 ++#define ICBID_MASTER_JPEG 7 ++#define ICBID_MASTER_MDP 8 ++#define ICBID_MASTER_MDP0 ICBID_MASTER_MDP ++#define ICBID_MASTER_MDPS ICBID_MASTER_MDP ++#define ICBID_MASTER_VIDEO 9 ++#define ICBID_MASTER_VIDEO_P0 ICBID_MASTER_VIDEO ++#define ICBID_MASTER_VIDEO_P1 10 ++#define ICBID_MASTER_VFE 11 ++#define ICBID_MASTER_CNOC_ONOC_CFG 12 ++#define ICBID_MASTER_JPEG_OCMEM 13 ++#define ICBID_MASTER_MDP_OCMEM 14 ++#define ICBID_MASTER_VIDEO_P0_OCMEM 15 ++#define ICBID_MASTER_VIDEO_P1_OCMEM 16 ++#define ICBID_MASTER_VFE_OCMEM 17 ++#define ICBID_MASTER_LPASS_AHB 18 ++#define ICBID_MASTER_QDSS_BAM 19 ++#define ICBID_MASTER_SNOC_CFG 20 ++#define ICBID_MASTER_BIMC_SNOC 21 ++#define ICBID_MASTER_CNOC_SNOC 22 ++#define ICBID_MASTER_CRYPTO 23 ++#define ICBID_MASTER_CRYPTO_CORE0 ICBID_MASTER_CRYPTO ++#define ICBID_MASTER_CRYPTO_CORE1 24 ++#define ICBID_MASTER_LPASS_PROC 25 ++#define ICBID_MASTER_MSS 26 ++#define ICBID_MASTER_MSS_NAV 27 ++#define ICBID_MASTER_OCMEM_DMA 28 ++#define ICBID_MASTER_PNOC_SNOC 29 ++#define ICBID_MASTER_WCSS 30 ++#define ICBID_MASTER_QDSS_ETR 31 ++#define ICBID_MASTER_USB3 32 ++#define ICBID_MASTER_USB3_0 ICBID_MASTER_USB3 ++#define ICBID_MASTER_SDCC_1 33 ++#define ICBID_MASTER_SDCC_3 34 ++#define ICBID_MASTER_SDCC_2 35 ++#define ICBID_MASTER_SDCC_4 36 ++#define ICBID_MASTER_TSIF 37 ++#define ICBID_MASTER_BAM_DMA 38 ++#define ICBID_MASTER_BLSP_2 39 ++#define ICBID_MASTER_USB_HSIC 40 ++#define ICBID_MASTER_BLSP_1 41 ++#define ICBID_MASTER_USB_HS 42 ++#define ICBID_MASTER_USB_HS1 ICBID_MASTER_USB_HS ++#define ICBID_MASTER_PNOC_CFG 43 ++#define ICBID_MASTER_SNOC_PNOC 44 ++#define ICBID_MASTER_RPM_INST 45 ++#define ICBID_MASTER_RPM_DATA 46 ++#define ICBID_MASTER_RPM_SYS 47 ++#define ICBID_MASTER_DEHR 48 ++#define ICBID_MASTER_QDSS_DAP 49 ++#define ICBID_MASTER_SPDM 50 ++#define ICBID_MASTER_TIC 51 ++#define ICBID_MASTER_SNOC_CNOC 52 ++#define ICBID_MASTER_GFX3D_OCMEM 53 ++#define ICBID_MASTER_GFX3D_GMEM ICBID_MASTER_GFX3D_OCMEM ++#define ICBID_MASTER_OVIRT_SNOC 54 ++#define ICBID_MASTER_SNOC_OVIRT 55 ++#define ICBID_MASTER_SNOC_GVIRT ICBID_MASTER_SNOC_OVIRT ++#define ICBID_MASTER_ONOC_OVIRT 56 ++#define ICBID_MASTER_USB_HS2 57 ++#define ICBID_MASTER_QPIC 58 ++#define ICBID_MASTER_IPA 59 ++#define ICBID_MASTER_DSI 60 ++#define ICBID_MASTER_MDP1 61 ++#define ICBID_MASTER_MDPE ICBID_MASTER_MDP1 ++#define ICBID_MASTER_VPU_PROC 62 ++#define ICBID_MASTER_VPU 63 ++#define ICBID_MASTER_VPU0 ICBID_MASTER_VPU ++#define ICBID_MASTER_CRYPTO_CORE2 64 ++#define ICBID_MASTER_PCIE_0 65 ++#define ICBID_MASTER_PCIE_1 66 ++#define ICBID_MASTER_SATA 67 ++#define ICBID_MASTER_UFS 68 ++#define ICBID_MASTER_USB3_1 69 ++#define ICBID_MASTER_VIDEO_OCMEM 70 ++#define ICBID_MASTER_VPU1 71 ++#define ICBID_MASTER_VCAP 72 ++#define ICBID_MASTER_EMAC 73 ++#define ICBID_MASTER_BCAST 74 ++#define ICBID_MASTER_MMSS_PROC 75 ++#define ICBID_MASTER_SNOC_BIMC_1 76 ++#define ICBID_MASTER_SNOC_PCNOC 77 ++#define ICBID_MASTER_AUDIO 78 ++#define ICBID_MASTER_MM_INT_0 79 ++#define ICBID_MASTER_MM_INT_1 80 ++#define ICBID_MASTER_MM_INT_2 81 ++#define ICBID_MASTER_MM_INT_BIMC 82 ++#define ICBID_MASTER_MSS_INT 83 ++#define ICBID_MASTER_PCNOC_CFG 84 ++#define ICBID_MASTER_PCNOC_INT_0 85 ++#define ICBID_MASTER_PCNOC_INT_1 86 ++#define ICBID_MASTER_PCNOC_M_0 87 ++#define ICBID_MASTER_PCNOC_M_1 88 ++#define ICBID_MASTER_PCNOC_S_0 89 ++#define ICBID_MASTER_PCNOC_S_1 90 ++#define ICBID_MASTER_PCNOC_S_2 91 ++#define ICBID_MASTER_PCNOC_S_3 92 ++#define ICBID_MASTER_PCNOC_S_4 93 ++#define ICBID_MASTER_PCNOC_S_6 94 ++#define ICBID_MASTER_PCNOC_S_7 95 ++#define ICBID_MASTER_PCNOC_S_8 96 ++#define ICBID_MASTER_PCNOC_S_9 97 ++#define ICBID_MASTER_QDSS_INT 98 ++#define ICBID_MASTER_SNOC_INT_0 99 ++#define ICBID_MASTER_SNOC_INT_1 100 ++#define ICBID_MASTER_SNOC_INT_BIMC 101 ++#define ICBID_MASTER_TCU_0 102 ++#define ICBID_MASTER_TCU_1 103 ++#define ICBID_MASTER_BIMC_INT_0 104 ++#define ICBID_MASTER_BIMC_INT_1 105 ++#define ICBID_MASTER_CAMERA 106 ++#define ICBID_MASTER_RICA 107 ++#define ICBID_MASTER_PCNOC_S_5 129 ++#define ICBID_MASTER_PCNOC_INT_2 124 ++#define ICBID_MASTER_PCNOC_INT_3 125 ++#define ICBID_MASTER_PCNOC_INT_4 126 ++#define ICBID_MASTER_PCNOC_INT_5 127 ++#define ICBID_MASTER_PCNOC_INT_6 128 ++#define ICBID_MASTER_PCIE_2 119 ++#define ICBID_MASTER_MASTER_CNOC_A1NOC 116 ++#define ICBID_MASTER_A0NOC_SNOC 110 ++#define ICBID_MASTER_A1NOC_SNOC 111 ++#define ICBID_MASTER_A2NOC_SNOC 112 ++#define ICBID_MASTER_PNOC_A1NOC 117 ++#define ICBID_MASTER_ROTATOR 120 ++#define ICBID_MASTER_SNOC_VMEM 114 ++#define ICBID_MASTER_VENUS_VMEM 121 ++#define ICBID_MASTER_HMSS 118 ++#define ICBID_MASTER_BIMC_SNOC_1 109 ++#define ICBID_MASTER_CNOC_A1NOC 116 ++#define ICBID_MASTER_CPP 115 ++#define ICBID_MASTER_BLSP_BAM 130 ++#define ICBID_MASTER_USB2_BAM 131 ++#define ICBID_MASTER_ADSS_DMA0 132 ++#define ICBID_MASTER_ADSS_DMA1 133 ++#define ICBID_MASTER_ADSS_DMA2 134 ++#define ICBID_MASTER_ADSS_DMA3 135 ++#define ICBID_MASTER_QPIC_BAM 136 ++#define ICBID_MASTER_SDCC_BAM 137 ++#define ICBID_MASTER_DDRC_SNOC 138 ++#define ICBID_MASTER_WSS_0 139 ++#define ICBID_MASTER_WSS_1 140 ++#define ICBID_MASTER_ESS 141 ++#define ICBID_MASTER_PCIE 142 ++#define ICBID_MASTER_QDSS_BAMNDP 143 ++#define ICBID_MASTER_QDSS_SNOC_CFG 144 ++ ++#define ICBID_SLAVE_EBI1 0 ++#define ICBID_SLAVE_APPSS_L2 1 ++#define ICBID_SLAVE_BIMC_SNOC 2 ++#define ICBID_SLAVE_CAMERA_CFG 3 ++#define ICBID_SLAVE_DISPLAY_CFG 4 ++#define ICBID_SLAVE_OCMEM_CFG 5 ++#define ICBID_SLAVE_CPR_CFG 6 ++#define ICBID_SLAVE_CPR_XPU_CFG 7 ++#define ICBID_SLAVE_MISC_CFG 8 ++#define ICBID_SLAVE_MISC_XPU_CFG 9 ++#define ICBID_SLAVE_VENUS_CFG 10 ++#define ICBID_SLAVE_GFX3D_CFG 11 ++#define ICBID_SLAVE_MMSS_CLK_CFG 12 ++#define ICBID_SLAVE_MMSS_CLK_XPU_CFG 13 ++#define ICBID_SLAVE_MNOC_MPU_CFG 14 ++#define ICBID_SLAVE_ONOC_MPU_CFG 15 ++#define ICBID_SLAVE_MNOC_BIMC 16 ++#define ICBID_SLAVE_SERVICE_MNOC 17 ++#define ICBID_SLAVE_OCMEM 18 ++#define ICBID_SLAVE_GMEM ICBID_SLAVE_OCMEM ++#define ICBID_SLAVE_SERVICE_ONOC 19 ++#define ICBID_SLAVE_APPSS 20 ++#define ICBID_SLAVE_LPASS 21 ++#define ICBID_SLAVE_USB3 22 ++#define ICBID_SLAVE_USB3_0 ICBID_SLAVE_USB3 ++#define ICBID_SLAVE_WCSS 23 ++#define ICBID_SLAVE_SNOC_BIMC 24 ++#define ICBID_SLAVE_SNOC_BIMC_0 ICBID_SLAVE_SNOC_BIMC ++#define ICBID_SLAVE_SNOC_CNOC 25 ++#define ICBID_SLAVE_IMEM 26 ++#define ICBID_SLAVE_OCIMEM ICBID_SLAVE_IMEM ++#define ICBID_SLAVE_SNOC_OVIRT 27 ++#define ICBID_SLAVE_SNOC_GVIRT ICBID_SLAVE_SNOC_OVIRT ++#define ICBID_SLAVE_SNOC_PNOC 28 ++#define ICBID_SLAVE_SNOC_PCNOC ICBID_SLAVE_SNOC_PNOC ++#define ICBID_SLAVE_SERVICE_SNOC 29 ++#define ICBID_SLAVE_QDSS_STM 30 ++#define ICBID_SLAVE_SDCC_1 31 ++#define ICBID_SLAVE_SDCC_3 32 ++#define ICBID_SLAVE_SDCC_2 33 ++#define ICBID_SLAVE_SDCC_4 34 ++#define ICBID_SLAVE_TSIF 35 ++#define ICBID_SLAVE_BAM_DMA 36 ++#define ICBID_SLAVE_BLSP_2 37 ++#define ICBID_SLAVE_USB_HSIC 38 ++#define ICBID_SLAVE_BLSP_1 39 ++#define ICBID_SLAVE_USB_HS 40 ++#define ICBID_SLAVE_USB_HS1 ICBID_SLAVE_USB_HS ++#define ICBID_SLAVE_PDM 41 ++#define ICBID_SLAVE_PERIPH_APU_CFG 42 ++#define ICBID_SLAVE_PNOC_MPU_CFG 43 ++#define ICBID_SLAVE_PRNG 44 ++#define ICBID_SLAVE_PNOC_SNOC 45 ++#define ICBID_SLAVE_PCNOC_SNOC ICBID_SLAVE_PNOC_SNOC ++#define ICBID_SLAVE_SERVICE_PNOC 46 ++#define ICBID_SLAVE_CLK_CTL 47 ++#define ICBID_SLAVE_CNOC_MSS 48 ++#define ICBID_SLAVE_PCNOC_MSS ICBID_SLAVE_CNOC_MSS ++#define ICBID_SLAVE_SECURITY 49 ++#define ICBID_SLAVE_TCSR 50 ++#define ICBID_SLAVE_TLMM 51 ++#define ICBID_SLAVE_CRYPTO_0_CFG 52 ++#define ICBID_SLAVE_CRYPTO_1_CFG 53 ++#define ICBID_SLAVE_IMEM_CFG 54 ++#define ICBID_SLAVE_MESSAGE_RAM 55 ++#define ICBID_SLAVE_BIMC_CFG 56 ++#define ICBID_SLAVE_BOOT_ROM 57 ++#define ICBID_SLAVE_CNOC_MNOC_MMSS_CFG 58 ++#define ICBID_SLAVE_PMIC_ARB 59 ++#define ICBID_SLAVE_SPDM_WRAPPER 60 ++#define ICBID_SLAVE_DEHR_CFG 61 ++#define ICBID_SLAVE_MPM 62 ++#define ICBID_SLAVE_QDSS_CFG 63 ++#define ICBID_SLAVE_RBCPR_CFG 64 ++#define ICBID_SLAVE_RBCPR_CX_CFG ICBID_SLAVE_RBCPR_CFG ++#define ICBID_SLAVE_RBCPR_QDSS_APU_CFG 65 ++#define ICBID_SLAVE_CNOC_MNOC_CFG 66 ++#define ICBID_SLAVE_SNOC_MPU_CFG 67 ++#define ICBID_SLAVE_CNOC_ONOC_CFG 68 ++#define ICBID_SLAVE_PNOC_CFG 69 ++#define ICBID_SLAVE_SNOC_CFG 70 ++#define ICBID_SLAVE_EBI1_DLL_CFG 71 ++#define ICBID_SLAVE_PHY_APU_CFG 72 ++#define ICBID_SLAVE_EBI1_PHY_CFG 73 ++#define ICBID_SLAVE_RPM 74 ++#define ICBID_SLAVE_CNOC_SNOC 75 ++#define ICBID_SLAVE_SERVICE_CNOC 76 ++#define ICBID_SLAVE_OVIRT_SNOC 77 ++#define ICBID_SLAVE_OVIRT_OCMEM 78 ++#define ICBID_SLAVE_USB_HS2 79 ++#define ICBID_SLAVE_QPIC 80 ++#define ICBID_SLAVE_IPS_CFG 81 ++#define ICBID_SLAVE_DSI_CFG 82 ++#define ICBID_SLAVE_USB3_1 83 ++#define ICBID_SLAVE_PCIE_0 84 ++#define ICBID_SLAVE_PCIE_1 85 ++#define ICBID_SLAVE_PSS_SMMU_CFG 86 ++#define ICBID_SLAVE_CRYPTO_2_CFG 87 ++#define ICBID_SLAVE_PCIE_0_CFG 88 ++#define ICBID_SLAVE_PCIE_1_CFG 89 ++#define ICBID_SLAVE_SATA_CFG 90 ++#define ICBID_SLAVE_SPSS_GENI_IR 91 ++#define ICBID_SLAVE_UFS_CFG 92 ++#define ICBID_SLAVE_AVSYNC_CFG 93 ++#define ICBID_SLAVE_VPU_CFG 94 ++#define ICBID_SLAVE_USB_PHY_CFG 95 ++#define ICBID_SLAVE_RBCPR_MX_CFG 96 ++#define ICBID_SLAVE_PCIE_PARF 97 ++#define ICBID_SLAVE_VCAP_CFG 98 ++#define ICBID_SLAVE_EMAC_CFG 99 ++#define ICBID_SLAVE_BCAST_CFG 100 ++#define ICBID_SLAVE_KLM_CFG 101 ++#define ICBID_SLAVE_DISPLAY_PWM 102 ++#define ICBID_SLAVE_GENI 103 ++#define ICBID_SLAVE_SNOC_BIMC_1 104 ++#define ICBID_SLAVE_AUDIO 105 ++#define ICBID_SLAVE_CATS_0 106 ++#define ICBID_SLAVE_CATS_1 107 ++#define ICBID_SLAVE_MM_INT_0 108 ++#define ICBID_SLAVE_MM_INT_1 109 ++#define ICBID_SLAVE_MM_INT_2 110 ++#define ICBID_SLAVE_MM_INT_BIMC 111 ++#define ICBID_SLAVE_MMU_MODEM_XPU_CFG 112 ++#define ICBID_SLAVE_MSS_INT 113 ++#define ICBID_SLAVE_PCNOC_INT_0 114 ++#define ICBID_SLAVE_PCNOC_INT_1 115 ++#define ICBID_SLAVE_PCNOC_M_0 116 ++#define ICBID_SLAVE_PCNOC_M_1 117 ++#define ICBID_SLAVE_PCNOC_S_0 118 ++#define ICBID_SLAVE_PCNOC_S_1 119 ++#define ICBID_SLAVE_PCNOC_S_2 120 ++#define ICBID_SLAVE_PCNOC_S_3 121 ++#define ICBID_SLAVE_PCNOC_S_4 122 ++#define ICBID_SLAVE_PCNOC_S_6 123 ++#define ICBID_SLAVE_PCNOC_S_7 124 ++#define ICBID_SLAVE_PCNOC_S_8 125 ++#define ICBID_SLAVE_PCNOC_S_9 126 ++#define ICBID_SLAVE_PRNG_XPU_CFG 127 ++#define ICBID_SLAVE_QDSS_INT 128 ++#define ICBID_SLAVE_RPM_XPU_CFG 129 ++#define ICBID_SLAVE_SNOC_INT_0 130 ++#define ICBID_SLAVE_SNOC_INT_1 131 ++#define ICBID_SLAVE_SNOC_INT_BIMC 132 ++#define ICBID_SLAVE_TCU 133 ++#define ICBID_SLAVE_BIMC_INT_0 134 ++#define ICBID_SLAVE_BIMC_INT_1 135 ++#define ICBID_SLAVE_RICA_CFG 136 ++#define ICBID_SLAVE_PCNOC_S_5 189 ++#define ICBID_SLAVE_PCNOC_S_7 124 ++#define ICBID_SLAVE_PCNOC_INT_2 184 ++#define ICBID_SLAVE_PCNOC_INT_3 185 ++#define ICBID_SLAVE_PCNOC_INT_4 186 ++#define ICBID_SLAVE_PCNOC_INT_5 187 ++#define ICBID_SLAVE_PCNOC_INT_6 188 ++#define ICBID_SLAVE_USB3_PHY_CFG 182 ++#define ICBID_SLAVE_IPA_CFG 183 ++ ++#define ICBID_SLAVE_A0NOC_SNOC 141 ++#define ICBID_SLAVE_A1NOC_SNOC 142 ++#define ICBID_SLAVE_A2NOC_SNOC 143 ++#define ICBID_SLAVE_BIMC_SNOC_1 138 ++#define ICBID_SLAVE_PIMEM 167 ++#define ICBID_SLAVE_PIMEM_CFG 168 ++#define ICBID_SLAVE_DCC_CFG 155 ++#define ICBID_SLAVE_QDSS_RBCPR_APU_CFG 168 ++#define ICBID_SLAVE_A0NOC_CFG 144 ++#define ICBID_SLAVE_PCIE_2_CFG 165 ++#define ICBID_SLAVE_PCIE20_AHB2PHY 163 ++#define ICBID_SLAVE_PCIE_2 164 ++#define ICBID_SLAVE_A1NOC_CFG 147 ++#define ICBID_SLAVE_A1NOC_MPU_CFG 148 ++#define ICBID_SLAVE_A1NOC_SMMU_CFG 149 ++#define ICBID_SLAVE_A2NOC_CFG 150 ++#define ICBID_SLAVE_A2NOC_MPU_CFG 151 ++#define ICBID_SLAVE_A2NOC_SMMU_CFG 152 ++#define ICBID_SLAVE_AHB2PHY 153 ++#define ICBID_SLAVE_HMSS_L3 161 ++#define ICBID_SLAVE_LPASS_SMMU_CFG 161 ++#define ICBID_SLAVE_MMAGIC_CFG 162 ++#define ICBID_SLAVE_SSC_CFG 177 ++#define ICBID_SLAVE_VENUS_THROTTLE_CFG 178 ++#define ICBID_SLAVE_DISPLAY_THROTTLE_CFG 156 ++#define ICBID_SLAVE_CAMERA_THROTTLE_CFG 154 ++#define ICBID_SLAVE_DSA_CFG 157 ++#define ICBID_SLAVE_DSA_MPU_CFG 158 ++#define ICBID_SLAVE_SMMU_CPP_CFG 171 ++#define ICBID_SLAVE_SMMU_JPEG_CFG 172 ++#define ICBID_SLAVE_SMMU_MDP_CFG 173 ++#define ICBID_SLAVE_SMMU_ROTATOR_CFG 174 ++#define ICBID_SLAVE_SMMU_VENUS_CFG 175 ++#define ICBID_SLAVE_SMMU_VFE_CFG 176 ++#define ICBID_SLAVE_A0NOC_MPU_CFG 145 ++#define ICBID_SLAVE_A0NOC_SMMU_CFG 146 ++#define ICBID_SLAVE_VMEM_CFG 180 ++#define ICBID_SLAVE_VMEM 179 ++#define ICBID_SLAVE_PNOC_A1NOC 139 ++#define ICBID_SLAVE_SNOC_VMEM 140 ++#define ICBID_SLAVE_RBCPR_MX 170 ++#define ICBID_SLAVE_RBCPR_CX 169 ++#define ICBID_SLAVE_PRNG_APU_CFG 190 ++#define ICBID_SLAVE_PERIPH_MPU_CFG 191 ++#define ICBID_SLAVE_GCNT 192 ++#define ICBID_SLAVE_ADSS_CFG 193 ++#define ICBID_SLAVE_ADSS_APU 194 ++#define ICBID_SLAVE_ADSS_VMIDMT_CFG 195 ++#define ICBID_SLAVE_QHSS_APU_CFG 196 ++#define ICBID_SLAVE_MDIO 197 ++#define ICBID_SLAVE_FEPHY_CFG 198 ++#define ICBID_SLAVE_SRIF 199 ++#define ICBID_SLAVE_DDRC_CFG 200 ++#define ICBID_SLAVE_DDRC_APU_CFG 201 ++#define ICBID_SLAVE_DDRC_MPU0_CFG 202 ++#define ICBID_SLAVE_DDRC_MPU1_CFG 203 ++#define ICBID_SLAVE_DDRC_MPU2_CFG 210 ++#define ICBID_SLAVE_ESS_VMIDMT_CFG 211 ++#define ICBID_SLAVE_ESS_APU_CFG 212 ++#define ICBID_SLAVE_USB2_CFG 213 ++#define ICBID_SLAVE_BLSP_CFG 214 ++#define ICBID_SLAVE_QPIC_CFG 215 ++#define ICBID_SLAVE_SDCC_CFG 216 ++#define ICBID_SLAVE_WSS0_VMIDMT_CFG 217 ++#define ICBID_SLAVE_WSS0_APU_CFG 218 ++#define ICBID_SLAVE_WSS1_VMIDMT_CFG 219 ++#define ICBID_SLAVE_WSS1_APU_CFG 220 ++#define ICBID_SLAVE_SRVC_PCNOC 221 ++#define ICBID_SLAVE_SNOC_DDRC 222 ++#define ICBID_SLAVE_A7SS 223 ++#define ICBID_SLAVE_WSS0_CFG 224 ++#define ICBID_SLAVE_WSS1_CFG 225 ++#define ICBID_SLAVE_PCIE 226 ++#define ICBID_SLAVE_USB3_CFG 227 ++#define ICBID_SLAVE_CRYPTO_CFG 228 ++#define ICBID_SLAVE_ESS_CFG 229 ++#define ICBID_SLAVE_SRVC_SNOC 230 ++#endif +--- /dev/null ++++ b/include/dt-bindings/msm/msm-bus-rule-ops.h +@@ -0,0 +1,32 @@ ++/* Copyright (c) 2014, The Linux Foundation. All rights reserved. ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 and ++ * only version 2 as published by the Free Software Foundation. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ */ ++ ++#ifndef __MSM_BUS_RULE_OPS_H ++#define __MSM_BUS_RULE_OPS_H ++ ++#define FLD_IB 0 ++#define FLD_AB 1 ++#define FLD_CLK 2 ++ ++#define OP_LE 0 ++#define OP_LT 1 ++#define OP_GE 2 ++#define OP_GT 3 ++#define OP_NOOP 4 ++ ++#define RULE_STATE_NOT_APPLIED 0 ++#define RULE_STATE_APPLIED 1 ++ ++#define THROTTLE_ON 0 ++#define THROTTLE_OFF 1 ++ ++#endif +--- /dev/null ++++ b/drivers/bus/msm_bus/Kconfig +@@ -0,0 +1,19 @@ ++config BUS_TOPOLOGY_ADHOC ++ bool "ad-hoc bus scaling topology" ++ depends on ARCH_QCOM ++ default n ++ help ++ This option enables a driver that can handle adhoc bus topologies. ++ Adhoc bus topology driver allows one to many connections and maintains ++ directionality of connections by explicitly listing device connections ++ thus avoiding illegal routes. ++ ++config MSM_BUS_SCALING ++ bool "Bus scaling driver" ++ depends on BUS_TOPOLOGY_ADHOC ++ default n ++ help ++ This option enables bus scaling on MSM devices. Bus scaling ++ allows devices to request the clocks be set to rates sufficient ++ for the active devices needs without keeping the clocks at max ++ frequency when a slower speed is sufficient. +--- /dev/null ++++ b/drivers/bus/msm_bus/Makefile +@@ -0,0 +1,12 @@ ++# ++# Makefile for msm-bus driver specific files ++# ++obj-y += msm_bus_bimc.o msm_bus_noc.o msm_bus_core.o msm_bus_client_api.o \ ++ msm_bus_id.o ++obj-$(CONFIG_OF) += msm_bus_of.o ++ ++obj-y += msm_bus_fabric_adhoc.o msm_bus_arb_adhoc.o msm_bus_rules.o ++obj-$(CONFIG_OF) += msm_bus_of_adhoc.o ++obj-$(CONFIG_CORESIGHT) += msm_buspm_coresight_adhoc.o ++ ++obj-$(CONFIG_DEBUG_FS) += msm_bus_dbg.o +--- /dev/null ++++ b/drivers/bus/msm_bus/msm-bus-board.h +@@ -0,0 +1,198 @@ ++/* Copyright (c) 2010-2014, The Linux Foundation. All rights reserved. ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 and ++ * only version 2 as published by the Free Software Foundation. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ */ ++ ++#ifndef __ASM_ARCH_MSM_BUS_BOARD_H ++#define __ASM_ARCH_MSM_BUS_BOARD_H ++ ++#include <linux/types.h> ++#include <linux/input.h> ++ ++enum context { ++ DUAL_CTX, ++ ACTIVE_CTX, ++ NUM_CTX ++}; ++ ++struct msm_bus_fabric_registration { ++ unsigned int id; ++ const char *name; ++ struct msm_bus_node_info *info; ++ unsigned int len; ++ int ahb; ++ const char *fabclk[NUM_CTX]; ++ const char *iface_clk; ++ unsigned int offset; ++ unsigned int haltid; ++ unsigned int rpm_enabled; ++ unsigned int nmasters; ++ unsigned int nslaves; ++ unsigned int ntieredslaves; ++ bool il_flag; ++ const struct msm_bus_board_algorithm *board_algo; ++ int hw_sel; ++ void *hw_data; ++ uint32_t qos_freq; ++ uint32_t qos_baseoffset; ++ u64 nr_lim_thresh; ++ uint32_t eff_fact; ++ uint32_t qos_delta; ++ bool virt; ++}; ++ ++struct msm_bus_device_node_registration { ++ struct msm_bus_node_device_type *info; ++ unsigned int num_devices; ++ bool virt; ++}; ++ ++enum msm_bus_bw_tier_type { ++ MSM_BUS_BW_TIER1 = 1, ++ MSM_BUS_BW_TIER2, ++ MSM_BUS_BW_COUNT, ++ MSM_BUS_BW_SIZE = 0x7FFFFFFF, ++}; ++ ++struct msm_bus_halt_vector { ++ uint32_t haltval; ++ uint32_t haltmask; ++}; ++ ++extern struct msm_bus_fabric_registration msm_bus_apps_fabric_pdata; ++extern struct msm_bus_fabric_registration msm_bus_sys_fabric_pdata; ++extern struct msm_bus_fabric_registration msm_bus_mm_fabric_pdata; ++extern struct msm_bus_fabric_registration msm_bus_sys_fpb_pdata; ++extern struct msm_bus_fabric_registration msm_bus_cpss_fpb_pdata; ++extern struct msm_bus_fabric_registration msm_bus_def_fab_pdata; ++ ++extern struct msm_bus_fabric_registration msm_bus_8960_apps_fabric_pdata; ++extern struct msm_bus_fabric_registration msm_bus_8960_sys_fabric_pdata; ++extern struct msm_bus_fabric_registration msm_bus_8960_mm_fabric_pdata; ++extern struct msm_bus_fabric_registration msm_bus_8960_sg_mm_fabric_pdata; ++extern struct msm_bus_fabric_registration msm_bus_8960_sys_fpb_pdata; ++extern struct msm_bus_fabric_registration msm_bus_8960_cpss_fpb_pdata; ++ ++extern struct msm_bus_fabric_registration msm_bus_8064_apps_fabric_pdata; ++extern struct msm_bus_fabric_registration msm_bus_8064_sys_fabric_pdata; ++extern struct msm_bus_fabric_registration msm_bus_8064_mm_fabric_pdata; ++extern struct msm_bus_fabric_registration msm_bus_8064_sys_fpb_pdata; ++extern struct msm_bus_fabric_registration msm_bus_8064_cpss_fpb_pdata; ++ ++extern struct msm_bus_fabric_registration msm_bus_9615_sys_fabric_pdata; ++extern struct msm_bus_fabric_registration msm_bus_9615_def_fab_pdata; ++ ++extern struct msm_bus_fabric_registration msm_bus_8930_apps_fabric_pdata; ++extern struct msm_bus_fabric_registration msm_bus_8930_sys_fabric_pdata; ++extern struct msm_bus_fabric_registration msm_bus_8930_mm_fabric_pdata; ++extern struct msm_bus_fabric_registration msm_bus_8930_sys_fpb_pdata; ++extern struct msm_bus_fabric_registration msm_bus_8930_cpss_fpb_pdata; ++ ++extern struct msm_bus_fabric_registration msm_bus_8974_sys_noc_pdata; ++extern struct msm_bus_fabric_registration msm_bus_8974_mmss_noc_pdata; ++extern struct msm_bus_fabric_registration msm_bus_8974_bimc_pdata; ++extern struct msm_bus_fabric_registration msm_bus_8974_ocmem_noc_pdata; ++extern struct msm_bus_fabric_registration msm_bus_8974_periph_noc_pdata; ++extern struct msm_bus_fabric_registration msm_bus_8974_config_noc_pdata; ++extern struct msm_bus_fabric_registration msm_bus_8974_ocmem_vnoc_pdata; ++ ++extern struct msm_bus_fabric_registration msm_bus_9625_sys_noc_pdata; ++extern struct msm_bus_fabric_registration msm_bus_9625_bimc_pdata; ++extern struct msm_bus_fabric_registration msm_bus_9625_periph_noc_pdata; ++extern struct msm_bus_fabric_registration msm_bus_9625_config_noc_pdata; ++ ++extern int msm_bus_device_match_adhoc(struct device *dev, void *id); ++ ++void msm_bus_rpm_set_mt_mask(void); ++int msm_bus_board_rpm_get_il_ids(uint16_t *id); ++int msm_bus_board_get_iid(int id); ++ ++#define NFAB_MSM8226 6 ++#define NFAB_MSM8610 5 ++ ++/* ++ * These macros specify the convention followed for allocating ++ * ids to fabrics, masters and slaves for 8x60. ++ * ++ * A node can be identified as a master/slave/fabric by using ++ * these ids. ++ */ ++#define FABRIC_ID_KEY 1024 ++#define SLAVE_ID_KEY ((FABRIC_ID_KEY) >> 1) ++#define MAX_FAB_KEY 7168 /* OR(All fabric ids) */ ++#define INT_NODE_START 10000 ++ ++#define GET_FABID(id) ((id) & MAX_FAB_KEY) ++ ++#define NODE_ID(id) ((id) & (FABRIC_ID_KEY - 1)) ++#define IS_SLAVE(id) ((NODE_ID(id)) >= SLAVE_ID_KEY ? 1 : 0) ++#define CHECK_ID(iid, id) (((iid & id) != id) ? -ENXIO : iid) ++ ++/* ++ * The following macros are used to format the data for port halt ++ * and unhalt requests. ++ */ ++#define MSM_BUS_CLK_HALT 0x1 ++#define MSM_BUS_CLK_HALT_MASK 0x1 ++#define MSM_BUS_CLK_HALT_FIELDSIZE 0x1 ++#define MSM_BUS_CLK_UNHALT 0x0 ++ ++#define MSM_BUS_MASTER_SHIFT(master, fieldsize) \ ++ ((master) * (fieldsize)) ++ ++#define MSM_BUS_SET_BITFIELD(word, fieldmask, fieldvalue) \ ++ { \ ++ (word) &= ~(fieldmask); \ ++ (word) |= (fieldvalue); \ ++ } ++ ++ ++#define MSM_BUS_MASTER_HALT(u32haltmask, u32haltval, master) \ ++ MSM_BUS_SET_BITFIELD(u32haltmask, \ ++ MSM_BUS_CLK_HALT_MASK<<MSM_BUS_MASTER_SHIFT((master),\ ++ MSM_BUS_CLK_HALT_FIELDSIZE), \ ++ MSM_BUS_CLK_HALT_MASK<<MSM_BUS_MASTER_SHIFT((master),\ ++ MSM_BUS_CLK_HALT_FIELDSIZE))\ ++ MSM_BUS_SET_BITFIELD(u32haltval, \ ++ MSM_BUS_CLK_HALT_MASK<<MSM_BUS_MASTER_SHIFT((master),\ ++ MSM_BUS_CLK_HALT_FIELDSIZE), \ ++ MSM_BUS_CLK_HALT<<MSM_BUS_MASTER_SHIFT((master),\ ++ MSM_BUS_CLK_HALT_FIELDSIZE))\ ++ ++#define MSM_BUS_MASTER_UNHALT(u32haltmask, u32haltval, master) \ ++ MSM_BUS_SET_BITFIELD(u32haltmask, \ ++ MSM_BUS_CLK_HALT_MASK<<MSM_BUS_MASTER_SHIFT((master),\ ++ MSM_BUS_CLK_HALT_FIELDSIZE), \ ++ MSM_BUS_CLK_HALT_MASK<<MSM_BUS_MASTER_SHIFT((master),\ ++ MSM_BUS_CLK_HALT_FIELDSIZE))\ ++ MSM_BUS_SET_BITFIELD(u32haltval, \ ++ MSM_BUS_CLK_HALT_MASK<<MSM_BUS_MASTER_SHIFT((master),\ ++ MSM_BUS_CLK_HALT_FIELDSIZE), \ ++ MSM_BUS_CLK_UNHALT<<MSM_BUS_MASTER_SHIFT((master),\ ++ MSM_BUS_CLK_HALT_FIELDSIZE))\ ++ ++#define RPM_BUS_SLAVE_REQ 0x766c7362 ++#define RPM_BUS_MASTER_REQ 0x73616d62 ++ ++enum msm_bus_rpm_slave_field_type { ++ RPM_SLAVE_FIELD_BW = 0x00007762, ++}; ++ ++enum msm_bus_rpm_mas_field_type { ++ RPM_MASTER_FIELD_BW = 0x00007762, ++ RPM_MASTER_FIELD_BW_T0 = 0x30747762, ++ RPM_MASTER_FIELD_BW_T1 = 0x31747762, ++ RPM_MASTER_FIELD_BW_T2 = 0x32747762, ++}; ++ ++#include <dt-bindings/msm/msm-bus-ids.h> ++ ++ ++#endif /*__ASM_ARCH_MSM_BUS_BOARD_H */ +--- /dev/null ++++ b/drivers/bus/msm_bus/msm-bus.h +@@ -0,0 +1,139 @@ ++/* Copyright (c) 2010-2014, The Linux Foundation. All rights reserved. ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 and ++ * only version 2 as published by the Free Software Foundation. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ */ ++ ++#ifndef _ARCH_ARM_MACH_MSM_BUS_H ++#define _ARCH_ARM_MACH_MSM_BUS_H ++ ++#include <linux/types.h> ++#include <linux/input.h> ++#include <linux/platform_device.h> ++ ++/* ++ * Macros for clients to convert their data to ib and ab ++ * Ws : Time window over which to transfer the data in SECONDS ++ * Bs : Size of the data block in bytes ++ * Per : Recurrence period ++ * Tb : Throughput bandwidth to prevent stalling ++ * R : Ratio of actual bandwidth used to Tb ++ * Ib : Instantaneous bandwidth ++ * Ab : Arbitrated bandwidth ++ * ++ * IB_RECURRBLOCK and AB_RECURRBLOCK: ++ * These are used if the requirement is to transfer a ++ * recurring block of data over a known time window. ++ * ++ * IB_THROUGHPUTBW and AB_THROUGHPUTBW: ++ * These are used for CPU style masters. Here the requirement ++ * is to have minimum throughput bandwidth available to avoid ++ * stalling. ++ */ ++#define IB_RECURRBLOCK(Ws, Bs) ((Ws) == 0 ? 0 : ((Bs)/(Ws))) ++#define AB_RECURRBLOCK(Ws, Per) ((Ws) == 0 ? 0 : ((Bs)/(Per))) ++#define IB_THROUGHPUTBW(Tb) (Tb) ++#define AB_THROUGHPUTBW(Tb, R) ((Tb) * (R)) ++ ++struct msm_bus_vectors { ++ int src; /* Master */ ++ int dst; /* Slave */ ++ uint64_t ab; /* Arbitrated bandwidth */ ++ uint64_t ib; /* Instantaneous bandwidth */ ++}; ++ ++struct msm_bus_paths { ++ int num_paths; ++ struct msm_bus_vectors *vectors; ++}; ++ ++struct msm_bus_scale_pdata { ++ struct msm_bus_paths *usecase; ++ int num_usecases; ++ const char *name; ++ /* ++ * If the active_only flag is set to 1, the BW request is applied ++ * only when at least one CPU is active (powered on). If the flag ++ * is set to 0, then the BW request is always applied irrespective ++ * of the CPU state. ++ */ ++ unsigned int active_only; ++}; ++ ++/* Scaling APIs */ ++ ++/* ++ * This function returns a handle to the client. This should be used to ++ * call msm_bus_scale_client_update_request. ++ * The function returns 0 if bus driver is unable to register a client ++ */ ++ ++#if (defined(CONFIG_MSM_BUS_SCALING) || defined(CONFIG_BUS_TOPOLOGY_ADHOC)) ++int __init msm_bus_fabric_init_driver(void); ++uint32_t msm_bus_scale_register_client(struct msm_bus_scale_pdata *pdata); ++int msm_bus_scale_client_update_request(uint32_t cl, unsigned int index); ++void msm_bus_scale_unregister_client(uint32_t cl); ++/* AXI Port configuration APIs */ ++int msm_bus_axi_porthalt(int master_port); ++int msm_bus_axi_portunhalt(int master_port); ++ ++#else ++static inline int __init msm_bus_fabric_init_driver(void) { return 0; } ++ ++static inline uint32_t ++msm_bus_scale_register_client(struct msm_bus_scale_pdata *pdata) ++{ ++ return 1; ++} ++ ++static inline int ++msm_bus_scale_client_update_request(uint32_t cl, unsigned int index) ++{ ++ return 0; ++} ++ ++static inline void ++msm_bus_scale_unregister_client(uint32_t cl) ++{ ++} ++ ++static inline int msm_bus_axi_porthalt(int master_port) ++{ ++ return 0; ++} ++ ++static inline int msm_bus_axi_portunhalt(int master_port) ++{ ++ return 0; ++} ++#endif ++ ++#if defined(CONFIG_OF) && defined(CONFIG_MSM_BUS_SCALING) ++struct msm_bus_scale_pdata *msm_bus_pdata_from_node( ++ struct platform_device *pdev, struct device_node *of_node); ++struct msm_bus_scale_pdata *msm_bus_cl_get_pdata(struct platform_device *pdev); ++void msm_bus_cl_clear_pdata(struct msm_bus_scale_pdata *pdata); ++#else ++static inline struct msm_bus_scale_pdata ++*msm_bus_cl_get_pdata(struct platform_device *pdev) ++{ ++ return NULL; ++} ++ ++static inline struct msm_bus_scale_pdata *msm_bus_pdata_from_node( ++ struct platform_device *pdev, struct device_node *of_node) ++{ ++ return NULL; ++} ++ ++static inline void msm_bus_cl_clear_pdata(struct msm_bus_scale_pdata *pdata) ++{ ++} ++#endif ++#endif /*_ARCH_ARM_MACH_MSM_BUS_H*/ +--- /dev/null ++++ b/drivers/bus/msm_bus/msm_bus_adhoc.h +@@ -0,0 +1,141 @@ ++/* Copyright (c) 2014, The Linux Foundation. All rights reserved. ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 and ++ * only version 2 as published by the Free Software Foundation. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ */ ++ ++#ifndef _ARCH_ARM_MACH_MSM_BUS_ADHOC_H ++#define _ARCH_ARM_MACH_MSM_BUS_ADHOC_H ++ ++#include <linux/types.h> ++#include <linux/device.h> ++#include "msm-bus-board.h" ++#include "msm-bus.h" ++#include "msm_bus_rules.h" ++#include "msm_bus_core.h" ++ ++struct msm_bus_node_device_type; ++struct link_node { ++ uint64_t lnode_ib[NUM_CTX]; ++ uint64_t lnode_ab[NUM_CTX]; ++ int next; ++ struct device *next_dev; ++ struct list_head link; ++ uint32_t in_use; ++}; ++ ++/* New types introduced for adhoc topology */ ++struct msm_bus_noc_ops { ++ int (*qos_init)(struct msm_bus_node_device_type *dev, ++ void __iomem *qos_base, uint32_t qos_off, ++ uint32_t qos_delta, uint32_t qos_freq); ++ int (*set_bw)(struct msm_bus_node_device_type *dev, ++ void __iomem *qos_base, uint32_t qos_off, ++ uint32_t qos_delta, uint32_t qos_freq); ++ int (*limit_mport)(struct msm_bus_node_device_type *dev, ++ void __iomem *qos_base, uint32_t qos_off, ++ uint32_t qos_delta, uint32_t qos_freq, bool enable_lim, ++ uint64_t lim_bw); ++ bool (*update_bw_reg)(int mode); ++}; ++ ++struct nodebw { ++ uint64_t ab[NUM_CTX]; ++ bool dirty; ++}; ++ ++struct msm_bus_fab_device_type { ++ void __iomem *qos_base; ++ phys_addr_t pqos_base; ++ size_t qos_range; ++ uint32_t base_offset; ++ uint32_t qos_freq; ++ uint32_t qos_off; ++ uint32_t util_fact; ++ uint32_t vrail_comp; ++ struct msm_bus_noc_ops noc_ops; ++ enum msm_bus_hw_sel bus_type; ++ bool bypass_qos_prg; ++}; ++ ++struct qos_params_type { ++ int mode; ++ unsigned int prio_lvl; ++ unsigned int prio_rd; ++ unsigned int prio_wr; ++ unsigned int prio1; ++ unsigned int prio0; ++ unsigned int gp; ++ unsigned int thmp; ++ unsigned int ws; ++ int cur_mode; ++ u64 bw_buffer; ++}; ++ ++struct msm_bus_node_info_type { ++ const char *name; ++ unsigned int id; ++ int mas_rpm_id; ++ int slv_rpm_id; ++ int num_ports; ++ int num_qports; ++ int *qport; ++ struct qos_params_type qos_params; ++ unsigned int num_connections; ++ unsigned int num_blist; ++ bool is_fab_dev; ++ bool virt_dev; ++ bool is_traversed; ++ unsigned int *connections; ++ unsigned int *black_listed_connections; ++ struct device **dev_connections; ++ struct device **black_connections; ++ unsigned int bus_device_id; ++ struct device *bus_device; ++ unsigned int buswidth; ++ struct rule_update_path_info rule; ++ uint64_t lim_bw; ++ uint32_t util_fact; ++ uint32_t vrail_comp; ++}; ++ ++struct msm_bus_node_device_type { ++ struct msm_bus_node_info_type *node_info; ++ struct msm_bus_fab_device_type *fabdev; ++ int num_lnodes; ++ struct link_node *lnode_list; ++ uint64_t cur_clk_hz[NUM_CTX]; ++ struct nodebw node_ab; ++ struct list_head link; ++ unsigned int ap_owned; ++ struct nodeclk clk[NUM_CTX]; ++ struct nodeclk qos_clk; ++}; ++ ++int msm_bus_enable_limiter(struct msm_bus_node_device_type *nodedev, ++ bool throttle_en, uint64_t lim_bw); ++int msm_bus_update_clks(struct msm_bus_node_device_type *nodedev, ++ int ctx, int **dirty_nodes, int *num_dirty); ++int msm_bus_commit_data(int *dirty_nodes, int ctx, int num_dirty); ++int msm_bus_update_bw(struct msm_bus_node_device_type *nodedev, int ctx, ++ int64_t add_bw, int **dirty_nodes, int *num_dirty); ++void *msm_bus_realloc_devmem(struct device *dev, void *p, size_t old_size, ++ size_t new_size, gfp_t flags); ++ ++extern struct msm_bus_device_node_registration ++ *msm_bus_of_to_pdata(struct platform_device *pdev); ++extern void msm_bus_arb_setops_adhoc(struct msm_bus_arb_ops *arb_ops); ++extern int msm_bus_bimc_set_ops(struct msm_bus_node_device_type *bus_dev); ++extern int msm_bus_noc_set_ops(struct msm_bus_node_device_type *bus_dev); ++extern int msm_bus_of_get_static_rules(struct platform_device *pdev, ++ struct bus_rule_type **static_rule); ++extern int msm_rules_update_path(struct list_head *input_list, ++ struct list_head *output_list); ++extern void print_all_rules(void); ++#endif /* _ARCH_ARM_MACH_MSM_BUS_ADHOC_H */ +--- /dev/null ++++ b/drivers/bus/msm_bus/msm_bus_arb_adhoc.c +@@ -0,0 +1,998 @@ ++/* Copyright (c) 2014, The Linux Foundation. All rights reserved. ++ * ++ * This program is Mree software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 and ++ * only version 2 as published by the Free Software Foundation. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ */ ++#include <linux/kernel.h> ++#include <linux/init.h> ++#include <linux/list.h> ++#include <linux/module.h> ++#include <linux/slab.h> ++#include <linux/mutex.h> ++#include <linux/clk.h> ++#include "msm-bus.h" ++#include "msm_bus_core.h" ++#include "msm_bus_adhoc.h" ++ ++#define NUM_CL_HANDLES 50 ++#define NUM_LNODES 3 ++ ++struct bus_search_type { ++ struct list_head link; ++ struct list_head node_list; ++}; ++ ++struct handle_type { ++ int num_entries; ++ struct msm_bus_client **cl_list; ++}; ++ ++static struct handle_type handle_list; ++struct list_head input_list; ++struct list_head apply_list; ++ ++DEFINE_MUTEX(msm_bus_adhoc_lock); ++ ++static bool chk_bl_list(struct list_head *black_list, unsigned int id) ++{ ++ struct msm_bus_node_device_type *bus_node = NULL; ++ ++ list_for_each_entry(bus_node, black_list, link) { ++ if (bus_node->node_info->id == id) ++ return true; ++ } ++ return false; ++} ++ ++static void copy_remaining_nodes(struct list_head *edge_list, struct list_head ++ *traverse_list, struct list_head *route_list) ++{ ++ struct bus_search_type *search_node; ++ ++ if (list_empty(edge_list) && list_empty(traverse_list)) ++ return; ++ ++ search_node = kzalloc(sizeof(struct bus_search_type), GFP_KERNEL); ++ INIT_LIST_HEAD(&search_node->node_list); ++ list_splice_init(edge_list, traverse_list); ++ list_splice_init(traverse_list, &search_node->node_list); ++ list_add_tail(&search_node->link, route_list); ++} ++ ++/* ++ * Duplicate instantiaion from msm_bus_arb.c. Todo there needs to be a ++ * "util" file for these common func/macros. ++ * ++ * */ ++uint64_t msm_bus_div64(unsigned int w, uint64_t bw) ++{ ++ uint64_t *b = &bw; ++ ++ if ((bw > 0) && (bw < w)) ++ return 1; ++ ++ switch (w) { ++ case 0: ++ WARN(1, "AXI: Divide by 0 attempted\n"); ++ case 1: return bw; ++ case 2: return (bw >> 1); ++ case 4: return (bw >> 2); ++ case 8: return (bw >> 3); ++ case 16: return (bw >> 4); ++ case 32: return (bw >> 5); ++ } ++ ++ do_div(*b, w); ++ return *b; ++} ++ ++int msm_bus_device_match_adhoc(struct device *dev, void *id) ++{ ++ int ret = 0; ++ struct msm_bus_node_device_type *bnode = dev->platform_data; ++ ++ if (bnode) ++ ret = (bnode->node_info->id == *(unsigned int *)id); ++ else ++ ret = 0; ++ ++ return ret; ++} ++ ++static int gen_lnode(struct device *dev, ++ int next_hop, int prev_idx) ++{ ++ struct link_node *lnode; ++ struct msm_bus_node_device_type *cur_dev = NULL; ++ int lnode_idx = -1; ++ ++ if (!dev) ++ goto exit_gen_lnode; ++ ++ cur_dev = dev->platform_data; ++ if (!cur_dev) { ++ MSM_BUS_ERR("%s: Null device ptr", __func__); ++ goto exit_gen_lnode; ++ } ++ ++ if (!cur_dev->num_lnodes) { ++ cur_dev->lnode_list = devm_kzalloc(dev, ++ sizeof(struct link_node) * NUM_LNODES, ++ GFP_KERNEL); ++ if (!cur_dev->lnode_list) ++ goto exit_gen_lnode; ++ ++ lnode = cur_dev->lnode_list; ++ cur_dev->num_lnodes = NUM_LNODES; ++ lnode_idx = 0; ++ } else { ++ int i; ++ for (i = 0; i < cur_dev->num_lnodes; i++) { ++ if (!cur_dev->lnode_list[i].in_use) ++ break; ++ } ++ ++ if (i < cur_dev->num_lnodes) { ++ lnode = &cur_dev->lnode_list[i]; ++ lnode_idx = i; ++ } else { ++ struct link_node *realloc_list; ++ size_t cur_size = sizeof(struct link_node) * ++ cur_dev->num_lnodes; ++ ++ cur_dev->num_lnodes += NUM_LNODES; ++ realloc_list = msm_bus_realloc_devmem( ++ dev, ++ cur_dev->lnode_list, ++ cur_size, ++ sizeof(struct link_node) * ++ cur_dev->num_lnodes, GFP_KERNEL); ++ ++ if (!realloc_list) ++ goto exit_gen_lnode; ++ ++ cur_dev->lnode_list = realloc_list; ++ lnode = &cur_dev->lnode_list[i]; ++ lnode_idx = i; ++ } ++ } ++ ++ lnode->in_use = 1; ++ if (next_hop == cur_dev->node_info->id) { ++ lnode->next = -1; ++ lnode->next_dev = NULL; ++ } else { ++ lnode->next = prev_idx; ++ lnode->next_dev = bus_find_device(&msm_bus_type, NULL, ++ (void *) &next_hop, ++ msm_bus_device_match_adhoc); ++ } ++ ++ memset(lnode->lnode_ib, 0, sizeof(uint64_t) * NUM_CTX); ++ memset(lnode->lnode_ab, 0, sizeof(uint64_t) * NUM_CTX); ++ ++exit_gen_lnode: ++ return lnode_idx; ++} ++ ++static int remove_lnode(struct msm_bus_node_device_type *cur_dev, ++ int lnode_idx) ++{ ++ int ret = 0; ++ ++ if (!cur_dev) { ++ MSM_BUS_ERR("%s: Null device ptr", __func__); ++ ret = -ENODEV; ++ goto exit_remove_lnode; ++ } ++ ++ if (lnode_idx != -1) { ++ if (!cur_dev->num_lnodes || ++ (lnode_idx > (cur_dev->num_lnodes - 1))) { ++ MSM_BUS_ERR("%s: Invalid Idx %d, num_lnodes %d", ++ __func__, lnode_idx, cur_dev->num_lnodes); ++ ret = -ENODEV; ++ goto exit_remove_lnode; ++ } ++ ++ cur_dev->lnode_list[lnode_idx].next = -1; ++ cur_dev->lnode_list[lnode_idx].next_dev = NULL; ++ cur_dev->lnode_list[lnode_idx].in_use = 0; ++ } ++ ++exit_remove_lnode: ++ return ret; ++} ++ ++static int prune_path(struct list_head *route_list, int dest, int src, ++ struct list_head *black_list, int found) ++{ ++ struct bus_search_type *search_node, *temp_search_node; ++ struct msm_bus_node_device_type *bus_node; ++ struct list_head *bl_list; ++ struct list_head *temp_bl_list; ++ int search_dev_id = dest; ++ struct device *dest_dev = bus_find_device(&msm_bus_type, NULL, ++ (void *) &dest, ++ msm_bus_device_match_adhoc); ++ int lnode_hop = -1; ++ ++ if (!found) ++ goto reset_links; ++ ++ if (!dest_dev) { ++ MSM_BUS_ERR("%s: Can't find dest dev %d", __func__, dest); ++ goto exit_prune_path; ++ } ++ ++ lnode_hop = gen_lnode(dest_dev, search_dev_id, lnode_hop); ++ ++ list_for_each_entry_reverse(search_node, route_list, link) { ++ list_for_each_entry(bus_node, &search_node->node_list, link) { ++ unsigned int i; ++ for (i = 0; i < bus_node->node_info->num_connections; ++ i++) { ++ if (bus_node->node_info->connections[i] == ++ search_dev_id) { ++ dest_dev = bus_find_device( ++ &msm_bus_type, ++ NULL, ++ (void *) ++ &bus_node->node_info-> ++ id, ++ msm_bus_device_match_adhoc); ++ ++ if (!dest_dev) { ++ lnode_hop = -1; ++ goto reset_links; ++ } ++ ++ lnode_hop = gen_lnode(dest_dev, ++ search_dev_id, ++ lnode_hop); ++ search_dev_id = ++ bus_node->node_info->id; ++ break; ++ } ++ } ++ } ++ } ++reset_links: ++ list_for_each_entry_safe(search_node, temp_search_node, route_list, ++ link) { ++ list_for_each_entry(bus_node, &search_node->node_list, ++ link) ++ bus_node->node_info->is_traversed = false; ++ ++ list_del(&search_node->link); ++ kfree(search_node); ++ } ++ ++ list_for_each_safe(bl_list, temp_bl_list, black_list) ++ list_del(bl_list); ++ ++exit_prune_path: ++ return lnode_hop; ++} ++ ++static void setup_bl_list(struct msm_bus_node_device_type *node, ++ struct list_head *black_list) ++{ ++ unsigned int i; ++ ++ for (i = 0; i < node->node_info->num_blist; i++) { ++ struct msm_bus_node_device_type *bdev; ++ bdev = node->node_info->black_connections[i]->platform_data; ++ list_add_tail(&bdev->link, black_list); ++ } ++} ++ ++static int getpath(int src, int dest) ++{ ++ struct list_head traverse_list; ++ struct list_head edge_list; ++ struct list_head route_list; ++ struct list_head black_list; ++ struct device *src_dev = bus_find_device(&msm_bus_type, NULL, ++ (void *) &src, ++ msm_bus_device_match_adhoc); ++ struct msm_bus_node_device_type *src_node; ++ struct bus_search_type *search_node; ++ int found = 0; ++ int depth_index = 0; ++ int first_hop = -1; ++ ++ INIT_LIST_HEAD(&traverse_list); ++ INIT_LIST_HEAD(&edge_list); ++ INIT_LIST_HEAD(&route_list); ++ INIT_LIST_HEAD(&black_list); ++ ++ if (!src_dev) { ++ MSM_BUS_ERR("%s: Cannot locate src dev %d", __func__, src); ++ goto exit_getpath; ++ } ++ ++ src_node = src_dev->platform_data; ++ if (!src_node) { ++ MSM_BUS_ERR("%s:Fatal, Source dev %d not found", __func__, src); ++ goto exit_getpath; ++ } ++ list_add_tail(&src_node->link, &traverse_list); ++ ++ while ((!found && !list_empty(&traverse_list))) { ++ struct msm_bus_node_device_type *bus_node = NULL; ++ /* Locate dest_id in the traverse list */ ++ list_for_each_entry(bus_node, &traverse_list, link) { ++ if (bus_node->node_info->id == dest) { ++ found = 1; ++ break; ++ } ++ } ++ ++ if (!found) { ++ unsigned int i; ++ /* Setup the new edge list */ ++ list_for_each_entry(bus_node, &traverse_list, link) { ++ /* Setup list of black-listed nodes */ ++ setup_bl_list(bus_node, &black_list); ++ ++ for (i = 0; i < bus_node->node_info-> ++ num_connections; i++) { ++ bool skip; ++ struct msm_bus_node_device_type ++ *node_conn; ++ node_conn = bus_node->node_info-> ++ dev_connections[i]-> ++ platform_data; ++ if (node_conn->node_info-> ++ is_traversed) { ++ MSM_BUS_ERR("Circ Path %d\n", ++ node_conn->node_info->id); ++ goto reset_traversed; ++ } ++ skip = chk_bl_list(&black_list, ++ bus_node->node_info-> ++ connections[i]); ++ if (!skip) { ++ list_add_tail(&node_conn->link, ++ &edge_list); ++ node_conn->node_info-> ++ is_traversed = true; ++ } ++ } ++ } ++ ++ /* Keep tabs of the previous search list */ ++ search_node = kzalloc(sizeof(struct bus_search_type), ++ GFP_KERNEL); ++ INIT_LIST_HEAD(&search_node->node_list); ++ list_splice_init(&traverse_list, ++ &search_node->node_list); ++ /* Add the previous search list to a route list */ ++ list_add_tail(&search_node->link, &route_list); ++ /* Advancing the list depth */ ++ depth_index++; ++ list_splice_init(&edge_list, &traverse_list); ++ } ++ } ++reset_traversed: ++ copy_remaining_nodes(&edge_list, &traverse_list, &route_list); ++ first_hop = prune_path(&route_list, dest, src, &black_list, found); ++ ++exit_getpath: ++ return first_hop; ++} ++ ++static uint64_t arbitrate_bus_req(struct msm_bus_node_device_type *bus_dev, ++ int ctx) ++{ ++ int i; ++ uint64_t max_ib = 0; ++ uint64_t sum_ab = 0; ++ uint64_t bw_max_hz; ++ struct msm_bus_node_device_type *fab_dev = NULL; ++ uint32_t util_fact = 0; ++ uint32_t vrail_comp = 0; ++ ++ /* Find max ib */ ++ for (i = 0; i < bus_dev->num_lnodes; i++) { ++ max_ib = max(max_ib, bus_dev->lnode_list[i].lnode_ib[ctx]); ++ sum_ab += bus_dev->lnode_list[i].lnode_ab[ctx]; ++ } ++ /* ++ * Account for Util factor and vrail comp. The new aggregation ++ * formula is: ++ * Freq_hz = max((sum(ab) * util_fact)/num_chan, max(ib)/vrail_comp) ++ * / bus-width ++ * util_fact and vrail comp are obtained from fabric/Node's dts ++ * properties. ++ * They default to 100 if absent. ++ */ ++ fab_dev = bus_dev->node_info->bus_device->platform_data; ++ /* Don't do this for virtual fabrics */ ++ if (fab_dev && fab_dev->fabdev) { ++ util_fact = bus_dev->node_info->util_fact ? ++ bus_dev->node_info->util_fact : ++ fab_dev->fabdev->util_fact; ++ vrail_comp = bus_dev->node_info->vrail_comp ? ++ bus_dev->node_info->vrail_comp : ++ fab_dev->fabdev->vrail_comp; ++ sum_ab *= util_fact; ++ sum_ab = msm_bus_div64(100, sum_ab); ++ max_ib *= 100; ++ max_ib = msm_bus_div64(vrail_comp, max_ib); ++ } ++ ++ /* Account for multiple channels if any */ ++ if (bus_dev->node_info->num_qports > 1) ++ sum_ab = msm_bus_div64(bus_dev->node_info->num_qports, ++ sum_ab); ++ ++ if (!bus_dev->node_info->buswidth) { ++ MSM_BUS_WARN("No bus width found for %d. Using default\n", ++ bus_dev->node_info->id); ++ bus_dev->node_info->buswidth = 8; ++ } ++ ++ bw_max_hz = max(max_ib, sum_ab); ++ bw_max_hz = msm_bus_div64(bus_dev->node_info->buswidth, ++ bw_max_hz); ++ ++ return bw_max_hz; ++} ++ ++static void del_inp_list(struct list_head *list) ++{ ++ struct rule_update_path_info *rule_node; ++ struct rule_update_path_info *rule_node_tmp; ++ ++ list_for_each_entry_safe(rule_node, rule_node_tmp, list, link) ++ list_del(&rule_node->link); ++} ++ ++static void del_op_list(struct list_head *list) ++{ ++ struct rule_apply_rcm_info *rule; ++ struct rule_apply_rcm_info *rule_tmp; ++ ++ list_for_each_entry_safe(rule, rule_tmp, list, link) ++ list_del(&rule->link); ++} ++ ++static int msm_bus_apply_rules(struct list_head *list, bool after_clk_commit) ++{ ++ struct rule_apply_rcm_info *rule; ++ struct device *dev = NULL; ++ struct msm_bus_node_device_type *dev_info = NULL; ++ int ret = 0; ++ bool throttle_en = false; ++ ++ list_for_each_entry(rule, list, link) { ++ if (!rule) ++ break; ++ ++ if (rule && (rule->after_clk_commit != after_clk_commit)) ++ continue; ++ ++ dev = bus_find_device(&msm_bus_type, NULL, ++ (void *) &rule->id, ++ msm_bus_device_match_adhoc); ++ ++ if (!dev) { ++ MSM_BUS_ERR("Can't find dev node for %d", rule->id); ++ continue; ++ } ++ dev_info = dev->platform_data; ++ ++ throttle_en = ((rule->throttle == THROTTLE_ON) ? true : false); ++ ret = msm_bus_enable_limiter(dev_info, throttle_en, ++ rule->lim_bw); ++ if (ret) ++ MSM_BUS_ERR("Failed to set limiter for %d", rule->id); ++ } ++ ++ return ret; ++} ++ ++static uint64_t get_node_aggab(struct msm_bus_node_device_type *bus_dev) ++{ ++ int i; ++ int ctx; ++ uint64_t max_agg_ab = 0; ++ uint64_t agg_ab = 0; ++ ++ for (ctx = 0; ctx < NUM_CTX; ctx++) { ++ for (i = 0; i < bus_dev->num_lnodes; i++) ++ agg_ab += bus_dev->lnode_list[i].lnode_ab[ctx]; ++ ++ if (bus_dev->node_info->num_qports > 1) ++ agg_ab = msm_bus_div64(bus_dev->node_info->num_qports, ++ agg_ab); ++ ++ max_agg_ab = max(max_agg_ab, agg_ab); ++ } ++ ++ return max_agg_ab; ++} ++ ++static uint64_t get_node_ib(struct msm_bus_node_device_type *bus_dev) ++{ ++ int i; ++ int ctx; ++ uint64_t max_ib = 0; ++ ++ for (ctx = 0; ctx < NUM_CTX; ctx++) { ++ for (i = 0; i < bus_dev->num_lnodes; i++) ++ max_ib = max(max_ib, ++ bus_dev->lnode_list[i].lnode_ib[ctx]); ++ } ++ return max_ib; ++} ++ ++static int update_path(int src, int dest, uint64_t req_ib, uint64_t req_bw, ++ uint64_t cur_ib, uint64_t cur_bw, int src_idx, int ctx) ++{ ++ struct device *src_dev = NULL; ++ struct device *next_dev = NULL; ++ struct link_node *lnode = NULL; ++ struct msm_bus_node_device_type *dev_info = NULL; ++ int curr_idx; ++ int ret = 0; ++ int *dirty_nodes = NULL; ++ int num_dirty = 0; ++ struct rule_update_path_info *rule_node; ++ bool rules_registered = msm_rule_are_rules_registered(); ++ ++ src_dev = bus_find_device(&msm_bus_type, NULL, ++ (void *) &src, ++ msm_bus_device_match_adhoc); ++ ++ if (!src_dev) { ++ MSM_BUS_ERR("%s: Can't find source device %d", __func__, src); ++ ret = -ENODEV; ++ goto exit_update_path; ++ } ++ ++ next_dev = src_dev; ++ ++ if (src_idx < 0) { ++ MSM_BUS_ERR("%s: Invalid lnode idx %d", __func__, src_idx); ++ ret = -ENXIO; ++ goto exit_update_path; ++ } ++ curr_idx = src_idx; ++ ++ INIT_LIST_HEAD(&input_list); ++ INIT_LIST_HEAD(&apply_list); ++ ++ while (next_dev) { ++ dev_info = next_dev->platform_data; ++ ++ if (curr_idx >= dev_info->num_lnodes) { ++ MSM_BUS_ERR("%s: Invalid lnode Idx %d num lnodes %d", ++ __func__, curr_idx, dev_info->num_lnodes); ++ ret = -ENXIO; ++ goto exit_update_path; ++ } ++ ++ lnode = &dev_info->lnode_list[curr_idx]; ++ lnode->lnode_ib[ctx] = req_ib; ++ lnode->lnode_ab[ctx] = req_bw; ++ ++ dev_info->cur_clk_hz[ctx] = arbitrate_bus_req(dev_info, ctx); ++ ++ /* Start updating the clocks at the first hop. ++ * Its ok to figure out the aggregated ++ * request at this node. ++ */ ++ if (src_dev != next_dev) { ++ ret = msm_bus_update_clks(dev_info, ctx, &dirty_nodes, ++ &num_dirty); ++ if (ret) { ++ MSM_BUS_ERR("%s: Failed to update clks dev %d", ++ __func__, dev_info->node_info->id); ++ goto exit_update_path; ++ } ++ } ++ ++ ret = msm_bus_update_bw(dev_info, ctx, req_bw, &dirty_nodes, ++ &num_dirty); ++ if (ret) { ++ MSM_BUS_ERR("%s: Failed to update bw dev %d", ++ __func__, dev_info->node_info->id); ++ goto exit_update_path; ++ } ++ ++ if (rules_registered) { ++ rule_node = &dev_info->node_info->rule; ++ rule_node->id = dev_info->node_info->id; ++ rule_node->ib = get_node_ib(dev_info); ++ rule_node->ab = get_node_aggab(dev_info); ++ rule_node->clk = max(dev_info->cur_clk_hz[ACTIVE_CTX], ++ dev_info->cur_clk_hz[DUAL_CTX]); ++ list_add_tail(&rule_node->link, &input_list); ++ } ++ ++ next_dev = lnode->next_dev; ++ curr_idx = lnode->next; ++ } ++ ++ if (rules_registered) { ++ msm_rules_update_path(&input_list, &apply_list); ++ msm_bus_apply_rules(&apply_list, false); ++ } ++ ++ msm_bus_commit_data(dirty_nodes, ctx, num_dirty); ++ ++ if (rules_registered) { ++ msm_bus_apply_rules(&apply_list, true); ++ del_inp_list(&input_list); ++ del_op_list(&apply_list); ++ } ++exit_update_path: ++ return ret; ++} ++ ++static int remove_path(int src, int dst, uint64_t cur_ib, uint64_t cur_ab, ++ int src_idx, int active_only) ++{ ++ struct device *src_dev = NULL; ++ struct device *next_dev = NULL; ++ struct link_node *lnode = NULL; ++ struct msm_bus_node_device_type *dev_info = NULL; ++ int ret = 0; ++ int cur_idx = src_idx; ++ int next_idx; ++ ++ /* Update the current path to zero out all request from ++ * this cient on all paths ++ */ ++ ++ ret = update_path(src, dst, 0, 0, cur_ib, cur_ab, src_idx, ++ active_only); ++ if (ret) { ++ MSM_BUS_ERR("%s: Error zeroing out path ctx %d", ++ __func__, ACTIVE_CTX); ++ goto exit_remove_path; ++ } ++ ++ src_dev = bus_find_device(&msm_bus_type, NULL, ++ (void *) &src, ++ msm_bus_device_match_adhoc); ++ if (!src_dev) { ++ MSM_BUS_ERR("%s: Can't find source device %d", __func__, src); ++ ret = -ENODEV; ++ goto exit_remove_path; ++ } ++ ++ next_dev = src_dev; ++ ++ while (next_dev) { ++ dev_info = next_dev->platform_data; ++ lnode = &dev_info->lnode_list[cur_idx]; ++ next_idx = lnode->next; ++ next_dev = lnode->next_dev; ++ remove_lnode(dev_info, cur_idx); ++ cur_idx = next_idx; ++ } ++ ++exit_remove_path: ++ return ret; ++} ++ ++static void getpath_debug(int src, int curr, int active_only) ++{ ++ struct device *dev_node; ++ struct device *dev_it; ++ unsigned int hop = 1; ++ int idx; ++ struct msm_bus_node_device_type *devinfo; ++ int i; ++ ++ dev_node = bus_find_device(&msm_bus_type, NULL, ++ (void *) &src, ++ msm_bus_device_match_adhoc); ++ ++ if (!dev_node) { ++ MSM_BUS_ERR("SRC NOT FOUND %d", src); ++ return; ++ } ++ ++ idx = curr; ++ devinfo = dev_node->platform_data; ++ dev_it = dev_node; ++ ++ MSM_BUS_ERR("Route list Src %d", src); ++ while (dev_it) { ++ struct msm_bus_node_device_type *busdev = ++ devinfo->node_info->bus_device->platform_data; ++ ++ MSM_BUS_ERR("Hop[%d] at Device %d ctx %d", hop, ++ devinfo->node_info->id, active_only); ++ ++ for (i = 0; i < NUM_CTX; i++) { ++ MSM_BUS_ERR("dev info sel ib %llu", ++ devinfo->cur_clk_hz[i]); ++ MSM_BUS_ERR("dev info sel ab %llu", ++ devinfo->node_ab.ab[i]); ++ } ++ ++ dev_it = devinfo->lnode_list[idx].next_dev; ++ idx = devinfo->lnode_list[idx].next; ++ if (dev_it) ++ devinfo = dev_it->platform_data; ++ ++ MSM_BUS_ERR("Bus Device %d", busdev->node_info->id); ++ MSM_BUS_ERR("Bus Clock %llu", busdev->clk[active_only].rate); ++ ++ if (idx < 0) ++ break; ++ hop++; ++ } ++} ++ ++static void unregister_client_adhoc(uint32_t cl) ++{ ++ int i; ++ struct msm_bus_scale_pdata *pdata; ++ int lnode, src, curr, dest; ++ uint64_t cur_clk, cur_bw; ++ struct msm_bus_client *client; ++ ++ mutex_lock(&msm_bus_adhoc_lock); ++ if (!cl) { ++ MSM_BUS_ERR("%s: Null cl handle passed unregister\n", ++ __func__); ++ goto exit_unregister_client; ++ } ++ client = handle_list.cl_list[cl]; ++ pdata = client->pdata; ++ if (!pdata) { ++ MSM_BUS_ERR("%s: Null pdata passed to unregister\n", ++ __func__); ++ goto exit_unregister_client; ++ } ++ ++ curr = client->curr; ++ if (curr >= pdata->num_usecases) { ++ MSM_BUS_ERR("Invalid index Defaulting curr to 0"); ++ curr = 0; ++ } ++ ++ MSM_BUS_DBG("%s: Unregistering client %p", __func__, client); ++ ++ for (i = 0; i < pdata->usecase->num_paths; i++) { ++ src = client->pdata->usecase[curr].vectors[i].src; ++ dest = client->pdata->usecase[curr].vectors[i].dst; ++ ++ lnode = client->src_pnode[i]; ++ cur_clk = client->pdata->usecase[curr].vectors[i].ib; ++ cur_bw = client->pdata->usecase[curr].vectors[i].ab; ++ remove_path(src, dest, cur_clk, cur_bw, lnode, ++ pdata->active_only); ++ } ++ msm_bus_dbg_client_data(client->pdata, MSM_BUS_DBG_UNREGISTER, cl); ++ kfree(client->src_pnode); ++ kfree(client); ++ handle_list.cl_list[cl] = NULL; ++exit_unregister_client: ++ mutex_unlock(&msm_bus_adhoc_lock); ++ return; ++} ++ ++static int alloc_handle_lst(int size) ++{ ++ int ret = 0; ++ struct msm_bus_client **t_cl_list; ++ ++ if (!handle_list.num_entries) { ++ t_cl_list = kzalloc(sizeof(struct msm_bus_client *) ++ * NUM_CL_HANDLES, GFP_KERNEL); ++ if (ZERO_OR_NULL_PTR(t_cl_list)) { ++ ret = -ENOMEM; ++ MSM_BUS_ERR("%s: Failed to allocate handles list", ++ __func__); ++ goto exit_alloc_handle_lst; ++ } ++ handle_list.cl_list = t_cl_list; ++ handle_list.num_entries += NUM_CL_HANDLES; ++ } else { ++ t_cl_list = krealloc(handle_list.cl_list, ++ sizeof(struct msm_bus_client *) * ++ handle_list.num_entries + NUM_CL_HANDLES, ++ GFP_KERNEL); ++ if (ZERO_OR_NULL_PTR(t_cl_list)) { ++ ret = -ENOMEM; ++ MSM_BUS_ERR("%s: Failed to allocate handles list", ++ __func__); ++ goto exit_alloc_handle_lst; ++ } ++ ++ memset(&handle_list.cl_list[handle_list.num_entries], 0, ++ NUM_CL_HANDLES * sizeof(struct msm_bus_client *)); ++ handle_list.num_entries += NUM_CL_HANDLES; ++ handle_list.cl_list = t_cl_list; ++ } ++exit_alloc_handle_lst: ++ return ret; ++} ++ ++static uint32_t gen_handle(struct msm_bus_client *client) ++{ ++ uint32_t handle = 0; ++ int i; ++ int ret = 0; ++ ++ for (i = 0; i < handle_list.num_entries; i++) { ++ if (i && !handle_list.cl_list[i]) { ++ handle = i; ++ break; ++ } ++ } ++ ++ if (!handle) { ++ ret = alloc_handle_lst(NUM_CL_HANDLES); ++ ++ if (ret) { ++ MSM_BUS_ERR("%s: Failed to allocate handle list", ++ __func__); ++ goto exit_gen_handle; ++ } ++ handle = i + 1; ++ } ++ handle_list.cl_list[handle] = client; ++exit_gen_handle: ++ return handle; ++} ++ ++static uint32_t register_client_adhoc(struct msm_bus_scale_pdata *pdata) ++{ ++ int src, dest; ++ int i; ++ struct msm_bus_client *client = NULL; ++ int *lnode; ++ uint32_t handle = 0; ++ ++ mutex_lock(&msm_bus_adhoc_lock); ++ client = kzalloc(sizeof(struct msm_bus_client), GFP_KERNEL); ++ if (!client) { ++ MSM_BUS_ERR("%s: Error allocating client data", __func__); ++ goto exit_register_client; ++ } ++ client->pdata = pdata; ++ ++ lnode = kzalloc(pdata->usecase->num_paths * sizeof(int), GFP_KERNEL); ++ if (ZERO_OR_NULL_PTR(lnode)) { ++ MSM_BUS_ERR("%s: Error allocating pathnode ptr!", __func__); ++ goto exit_register_client; ++ } ++ client->src_pnode = lnode; ++ ++ for (i = 0; i < pdata->usecase->num_paths; i++) { ++ src = pdata->usecase->vectors[i].src; ++ dest = pdata->usecase->vectors[i].dst; ++ ++ if ((src < 0) || (dest < 0)) { ++ MSM_BUS_ERR("%s:Invalid src/dst.src %d dest %d", ++ __func__, src, dest); ++ goto exit_register_client; ++ } ++ ++ lnode[i] = getpath(src, dest); ++ if (lnode[i] < 0) { ++ MSM_BUS_ERR("%s:Failed to find path.src %d dest %d", ++ __func__, src, dest); ++ goto exit_register_client; ++ } ++ } ++ ++ handle = gen_handle(client); ++ msm_bus_dbg_client_data(client->pdata, MSM_BUS_DBG_REGISTER, ++ handle); ++ MSM_BUS_DBG("%s:Client handle %d %s", __func__, handle, ++ client->pdata->name); ++exit_register_client: ++ mutex_unlock(&msm_bus_adhoc_lock); ++ return handle; ++} ++ ++static int update_request_adhoc(uint32_t cl, unsigned int index) ++{ ++ int i, ret = 0; ++ struct msm_bus_scale_pdata *pdata; ++ int lnode, src, curr, dest; ++ uint64_t req_clk, req_bw, curr_clk, curr_bw; ++ struct msm_bus_client *client; ++ const char *test_cl = "Null"; ++ bool log_transaction = false; ++ ++ mutex_lock(&msm_bus_adhoc_lock); ++ ++ if (!cl) { ++ MSM_BUS_ERR("%s: Invalid client handle %d", __func__, cl); ++ ret = -ENXIO; ++ goto exit_update_request; ++ } ++ ++ client = handle_list.cl_list[cl]; ++ pdata = client->pdata; ++ if (!pdata) { ++ MSM_BUS_ERR("%s: Client data Null.[client didn't register]", ++ __func__); ++ ret = -ENXIO; ++ goto exit_update_request; ++ } ++ ++ if (index >= pdata->num_usecases) { ++ MSM_BUS_ERR("Client %u passed invalid index: %d\n", ++ cl, index); ++ ret = -ENXIO; ++ goto exit_update_request; ++ } ++ ++ if (client->curr == index) { ++ MSM_BUS_DBG("%s: Not updating client request idx %d unchanged", ++ __func__, index); ++ goto exit_update_request; ++ } ++ ++ curr = client->curr; ++ client->curr = index; ++ ++ if (!strcmp(test_cl, pdata->name)) ++ log_transaction = true; ++ ++ MSM_BUS_DBG("%s: cl: %u index: %d curr: %d num_paths: %d\n", __func__, ++ cl, index, client->curr, client->pdata->usecase->num_paths); ++ ++ for (i = 0; i < pdata->usecase->num_paths; i++) { ++ src = client->pdata->usecase[index].vectors[i].src; ++ dest = client->pdata->usecase[index].vectors[i].dst; ++ ++ lnode = client->src_pnode[i]; ++ req_clk = client->pdata->usecase[index].vectors[i].ib; ++ req_bw = client->pdata->usecase[index].vectors[i].ab; ++ if (curr < 0) { ++ curr_clk = 0; ++ curr_bw = 0; ++ } else { ++ curr_clk = client->pdata->usecase[curr].vectors[i].ib; ++ curr_bw = client->pdata->usecase[curr].vectors[i].ab; ++ MSM_BUS_DBG("%s:ab: %llu ib: %llu\n", __func__, ++ curr_bw, curr_clk); ++ } ++ ++ ret = update_path(src, dest, req_clk, req_bw, ++ curr_clk, curr_bw, lnode, pdata->active_only); ++ ++ if (ret) { ++ MSM_BUS_ERR("%s: Update path failed! %d ctx %d\n", ++ __func__, ret, ACTIVE_CTX); ++ goto exit_update_request; ++ } ++ ++ if (log_transaction) ++ getpath_debug(src, lnode, pdata->active_only); ++ } ++ msm_bus_dbg_client_data(client->pdata, index , cl); ++exit_update_request: ++ mutex_unlock(&msm_bus_adhoc_lock); ++ return ret; ++} ++ ++/** ++ * msm_bus_arb_setops_adhoc() : Setup the bus arbitration ops ++ * @ arb_ops: pointer to the arb ops. ++ */ ++void msm_bus_arb_setops_adhoc(struct msm_bus_arb_ops *arb_ops) ++{ ++ arb_ops->register_client = register_client_adhoc; ++ arb_ops->update_request = update_request_adhoc; ++ arb_ops->unregister_client = unregister_client_adhoc; ++} +--- /dev/null ++++ b/drivers/bus/msm_bus/msm_bus_bimc.c +@@ -0,0 +1,2112 @@ ++/* Copyright (c) 2012-2014, The Linux Foundation. All rights reserved. ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 and ++ * only version 2 as published by the Free Software Foundation. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ */ ++ ++#define pr_fmt(fmt) "AXI: BIMC: %s(): " fmt, __func__ ++ ++#include <linux/slab.h> ++#include <linux/io.h> ++#include "msm-bus-board.h" ++#include "msm_bus_core.h" ++#include "msm_bus_bimc.h" ++#include "msm_bus_adhoc.h" ++#include <trace/events/trace_msm_bus.h> ++ ++enum msm_bus_bimc_slave_block { ++ SLAVE_BLOCK_RESERVED = 0, ++ SLAVE_BLOCK_SLAVE_WAY, ++ SLAVE_BLOCK_XPU, ++ SLAVE_BLOCK_ARBITER, ++ SLAVE_BLOCK_SCMO, ++}; ++ ++enum bke_sw { ++ BKE_OFF = 0, ++ BKE_ON = 1, ++}; ++ ++/* M_Generic */ ++ ++#define M_REG_BASE(b) ((b) + 0x00008000) ++ ++#define M_COMPONENT_INFO_ADDR(b, n) \ ++ (M_REG_BASE(b) + (0x4000 * (n)) + 0x00000000) ++enum bimc_m_component_info { ++ M_COMPONENT_INFO_RMSK = 0xffffff, ++ M_COMPONENT_INFO_INSTANCE_BMSK = 0xff0000, ++ M_COMPONENT_INFO_INSTANCE_SHFT = 0x10, ++ M_COMPONENT_INFO_SUB_TYPE_BMSK = 0xff00, ++ M_COMPONENT_INFO_SUB_TYPE_SHFT = 0x8, ++ M_COMPONENT_INFO_TYPE_BMSK = 0xff, ++ M_COMPONENT_INFO_TYPE_SHFT = 0x0, ++}; ++ ++#define M_CONFIG_INFO_0_ADDR(b, n) \ ++ (M_REG_BASE(b) + (0x4000 * (n)) + 0x00000020) ++enum bimc_m_config_info_0 { ++ M_CONFIG_INFO_0_RMSK = 0xff00ffff, ++ M_CONFIG_INFO_0_SYNC_MODE_BMSK = 0xff000000, ++ M_CONFIG_INFO_0_SYNC_MODE_SHFT = 0x18, ++ M_CONFIG_INFO_0_CONNECTION_TYPE_BMSK = 0xff00, ++ M_CONFIG_INFO_0_CONNECTION_TYPE_SHFT = 0x8, ++ M_CONFIG_INFO_0_FUNC_BMSK = 0xff, ++ M_CONFIG_INFO_0_FUNC_SHFT = 0x0, ++}; ++ ++#define M_CONFIG_INFO_1_ADDR(b, n) \ ++ (M_REG_BASE(b) + (0x4000 * (n)) + 0x00000030) ++enum bimc_m_config_info_1 { ++ M_CONFIG_INFO_1_RMSK = 0xffffffff, ++ M_CONFIG_INFO_1_SWAY_CONNECTIVITY_BMSK = 0xffffffff, ++ M_CONFIG_INFO_1_SWAY_CONNECTIVITY_SHFT = 0x0, ++}; ++ ++#define M_CONFIG_INFO_2_ADDR(b, n) \ ++ (M_REG_BASE(b) + (0x4000 * (n)) + 0x00000040) ++enum bimc_m_config_info_2 { ++ M_CONFIG_INFO_2_RMSK = 0xffffffff, ++ M_CONFIG_INFO_2_M_DATA_WIDTH_BMSK = 0xffff0000, ++ M_CONFIG_INFO_2_M_DATA_WIDTH_SHFT = 0x10, ++ M_CONFIG_INFO_2_M_TID_WIDTH_BMSK = 0xff00, ++ M_CONFIG_INFO_2_M_TID_WIDTH_SHFT = 0x8, ++ M_CONFIG_INFO_2_M_MID_WIDTH_BMSK = 0xff, ++ M_CONFIG_INFO_2_M_MID_WIDTH_SHFT = 0x0, ++}; ++ ++#define M_CONFIG_INFO_3_ADDR(b, n) \ ++ (M_REG_BASE(b) + (0x4000 * (n)) + 0x00000050) ++enum bimc_m_config_info_3 { ++ M_CONFIG_INFO_3_RMSK = 0xffffffff, ++ M_CONFIG_INFO_3_RCH_DEPTH_BMSK = 0xff000000, ++ M_CONFIG_INFO_3_RCH_DEPTH_SHFT = 0x18, ++ M_CONFIG_INFO_3_BCH_DEPTH_BMSK = 0xff0000, ++ M_CONFIG_INFO_3_BCH_DEPTH_SHFT = 0x10, ++ M_CONFIG_INFO_3_WCH_DEPTH_BMSK = 0xff00, ++ M_CONFIG_INFO_3_WCH_DEPTH_SHFT = 0x8, ++ M_CONFIG_INFO_3_ACH_DEPTH_BMSK = 0xff, ++ M_CONFIG_INFO_3_ACH_DEPTH_SHFT = 0x0, ++}; ++ ++#define M_CONFIG_INFO_4_ADDR(b, n) \ ++ (M_REG_BASE(b) + (0x4000 * (n)) + 0x00000060) ++enum bimc_m_config_info_4 { ++ M_CONFIG_INFO_4_RMSK = 0xffff, ++ M_CONFIG_INFO_4_REORDER_BUF_DEPTH_BMSK = 0xff00, ++ M_CONFIG_INFO_4_REORDER_BUF_DEPTH_SHFT = 0x8, ++ M_CONFIG_INFO_4_REORDER_TABLE_DEPTH_BMSK = 0xff, ++ M_CONFIG_INFO_4_REORDER_TABLE_DEPTH_SHFT = 0x0, ++}; ++ ++#define M_CONFIG_INFO_5_ADDR(b, n) \ ++ (M_REG_BASE(b) + (0x4000 * (n)) + 0x00000070) ++enum bimc_m_config_info_5 { ++ M_CONFIG_INFO_5_RMSK = 0x111, ++ M_CONFIG_INFO_5_MP2ARB_PIPELINE_EN_BMSK = 0x100, ++ M_CONFIG_INFO_5_MP2ARB_PIPELINE_EN_SHFT = 0x8, ++ M_CONFIG_INFO_5_MPBUF_PIPELINE_EN_BMSK = 0x10, ++ M_CONFIG_INFO_5_MPBUF_PIPELINE_EN_SHFT = 0x4, ++ M_CONFIG_INFO_5_M2MP_PIPELINE_EN_BMSK = 0x1, ++ M_CONFIG_INFO_5_M2MP_PIPELINE_EN_SHFT = 0x0, ++}; ++ ++#define M_INT_STATUS_ADDR(b, n) \ ++ (M_REG_BASE(b) + (0x4000 * (n)) + 0x00000100) ++enum bimc_m_int_status { ++ M_INT_STATUS_RMSK = 0x3, ++}; ++ ++#define M_INT_CLR_ADDR(b, n) \ ++ (M_REG_BASE(b) + (0x4000 * (n)) + 0x00000108) ++enum bimc_m_int_clr { ++ M_INT_CLR_RMSK = 0x3, ++}; ++ ++#define M_INT_EN_ADDR(b, n) \ ++ (M_REG_BASE(b) + (0x4000 * (n)) + 0x0000010c) ++enum bimc_m_int_en { ++ M_INT_EN_RMSK = 0x3, ++}; ++ ++#define M_CLK_CTRL_ADDR(b, n) \ ++ (M_REG_BASE(b) + (0x4000 * (n)) + 0x00000200) ++enum bimc_m_clk_ctrl { ++ M_CLK_CTRL_RMSK = 0x3, ++ M_CLK_CTRL_MAS_CLK_GATING_EN_BMSK = 0x2, ++ M_CLK_CTRL_MAS_CLK_GATING_EN_SHFT = 0x1, ++ M_CLK_CTRL_CORE_CLK_GATING_EN_BMSK = 0x1, ++ M_CLK_CTRL_CORE_CLK_GATING_EN_SHFT = 0x0, ++}; ++ ++#define M_MODE_ADDR(b, n) \ ++ (M_REG_BASE(b) + (0x4000 * (n)) + 0x00000210) ++enum bimc_m_mode { ++ M_MODE_RMSK = 0xf0000011, ++ M_MODE_WR_GATHER_BEATS_BMSK = 0xf0000000, ++ M_MODE_WR_GATHER_BEATS_SHFT = 0x1c, ++ M_MODE_NARROW_WR_BMSK = 0x10, ++ M_MODE_NARROW_WR_SHFT = 0x4, ++ M_MODE_ORDERING_MODEL_BMSK = 0x1, ++ M_MODE_ORDERING_MODEL_SHFT = 0x0, ++}; ++ ++#define M_PRIOLVL_OVERRIDE_ADDR(b, n) \ ++ (M_REG_BASE(b) + (0x4000 * (n)) + 0x00000230) ++enum bimc_m_priolvl_override { ++ M_PRIOLVL_OVERRIDE_RMSK = 0x301, ++ M_PRIOLVL_OVERRIDE_BMSK = 0x300, ++ M_PRIOLVL_OVERRIDE_SHFT = 0x8, ++ M_PRIOLVL_OVERRIDE_OVERRIDE_PRIOLVL_BMSK = 0x1, ++ M_PRIOLVL_OVERRIDE_OVERRIDE_PRIOLVL_SHFT = 0x0, ++}; ++ ++#define M_RD_CMD_OVERRIDE_ADDR(b, n) \ ++ (M_REG_BASE(b) + (0x4000 * (n)) + 0x00000240) ++enum bimc_m_read_command_override { ++ M_RD_CMD_OVERRIDE_RMSK = 0x3071f7f, ++ M_RD_CMD_OVERRIDE_AREQPRIO_BMSK = 0x3000000, ++ M_RD_CMD_OVERRIDE_AREQPRIO_SHFT = 0x18, ++ M_RD_CMD_OVERRIDE_AMEMTYPE_BMSK = 0x70000, ++ M_RD_CMD_OVERRIDE_AMEMTYPE_SHFT = 0x10, ++ M_RD_CMD_OVERRIDE_ATRANSIENT_BMSK = 0x1000, ++ M_RD_CMD_OVERRIDE_ATRANSIENT_SHFT = 0xc, ++ M_RD_CMD_OVERRIDE_ASHARED_BMSK = 0x800, ++ M_RD_CMD_OVERRIDE_ASHARED_SHFT = 0xb, ++ M_RD_CMD_OVERRIDE_AREDIRECT_BMSK = 0x400, ++ M_RD_CMD_OVERRIDE_AREDIRECT_SHFT = 0xa, ++ M_RD_CMD_OVERRIDE_AOOO_BMSK = 0x200, ++ M_RD_CMD_OVERRIDE_AOOO_SHFT = 0x9, ++ M_RD_CMD_OVERRIDE_AINNERSHARED_BMSK = 0x100, ++ M_RD_CMD_OVERRIDE_AINNERSHARED_SHFT = 0x8, ++ M_RD_CMD_OVERRIDE_OVERRIDE_AREQPRIO_BMSK = 0x40, ++ M_RD_CMD_OVERRIDE_OVERRIDE_AREQPRIO_SHFT = 0x6, ++ M_RD_CMD_OVERRIDE_OVERRIDE_ATRANSIENT_BMSK = 0x20, ++ M_RD_CMD_OVERRIDE_OVERRIDE_ATRANSIENT_SHFT = 0x5, ++ M_RD_CMD_OVERRIDE_OVERRIDE_AMEMTYPE_BMSK = 0x10, ++ M_RD_CMD_OVERRIDE_OVERRIDE_AMEMTYPE_SHFT = 0x4, ++ M_RD_CMD_OVERRIDE_OVERRIDE_ASHARED_BMSK = 0x8, ++ M_RD_CMD_OVERRIDE_OVERRIDE_ASHARED_SHFT = 0x3, ++ M_RD_CMD_OVERRIDE_OVERRIDE_AREDIRECT_BMSK = 0x4, ++ M_RD_CMD_OVERRIDE_OVERRIDE_AREDIRECT_SHFT = 0x2, ++ M_RD_CMD_OVERRIDE_OVERRIDE_AOOO_BMSK = 0x2, ++ M_RD_CMD_OVERRIDE_OVERRIDE_AOOO_SHFT = 0x1, ++ M_RD_CMD_OVERRIDE_OVERRIDE_AINNERSHARED_BMSK = 0x1, ++ M_RD_CMD_OVERRIDE_OVERRIDE_AINNERSHARED_SHFT = 0x0, ++}; ++ ++#define M_WR_CMD_OVERRIDE_ADDR(b, n) \ ++ (M_REG_BASE(b) + (0x4000 * (n)) + 0x00000250) ++enum bimc_m_write_command_override { ++ M_WR_CMD_OVERRIDE_RMSK = 0x3071f7f, ++ M_WR_CMD_OVERRIDE_AREQPRIO_BMSK = 0x3000000, ++ M_WR_CMD_OVERRIDE_AREQPRIO_SHFT = 0x18, ++ M_WR_CMD_OVERRIDE_AMEMTYPE_BMSK = 0x70000, ++ M_WR_CMD_OVERRIDE_AMEMTYPE_SHFT = 0x10, ++ M_WR_CMD_OVERRIDE_ATRANSIENT_BMSK = 0x1000, ++ M_WR_CMD_OVERRIDE_ATRANSIENT_SHFT = 0xc, ++ M_WR_CMD_OVERRIDE_ASHARED_BMSK = 0x800, ++ M_WR_CMD_OVERRIDE_ASHARED_SHFT = 0xb, ++ M_WR_CMD_OVERRIDE_AREDIRECT_BMSK = 0x400, ++ M_WR_CMD_OVERRIDE_AREDIRECT_SHFT = 0xa, ++ M_WR_CMD_OVERRIDE_AOOO_BMSK = 0x200, ++ M_WR_CMD_OVERRIDE_AOOO_SHFT = 0x9, ++ M_WR_CMD_OVERRIDE_AINNERSHARED_BMSK = 0x100, ++ M_WR_CMD_OVERRIDE_AINNERSHARED_SHFT = 0x8, ++ M_WR_CMD_OVERRIDE_OVERRIDE_AREQPRIO_BMSK = 0x40, ++ M_WR_CMD_OVERRIDE_OVERRIDE_AREQPRIO_SHFT = 0x6, ++ M_WR_CMD_OVERRIDE_OVERRIDE_ATRANSIENT_BMSK = 0x20, ++ M_WR_CMD_OVERRIDE_OVERRIDE_ATRANSIENT_SHFT = 0x5, ++ M_WR_CMD_OVERRIDE_OVERRIDE_AMEMTYPE_BMSK = 0x10, ++ M_WR_CMD_OVERRIDE_OVERRIDE_AMEMTYPE_SHFT = 0x4, ++ M_WR_CMD_OVERRIDE_OVERRIDE_ASHARED_BMSK = 0x8, ++ M_WR_CMD_OVERRIDE_OVERRIDE_ASHARED_SHFT = 0x3, ++ M_WR_CMD_OVERRIDE_OVERRIDE_AREDIRECT_BMSK = 0x4, ++ M_WR_CMD_OVERRIDE_OVERRIDE_AREDIRECT_SHFT = 0x2, ++ M_WR_CMD_OVERRIDE_OVERRIDE_AOOO_BMSK = 0x2, ++ M_WR_CMD_OVERRIDE_OVERRIDE_AOOO_SHFT = 0x1, ++ M_WR_CMD_OVERRIDE_OVERRIDE_AINNERSHARED_BMSK = 0x1, ++ M_WR_CMD_OVERRIDE_OVERRIDE_AINNERSHARED_SHFT = 0x0, ++}; ++ ++#define M_BKE_EN_ADDR(b, n) \ ++ (M_REG_BASE(b) + (0x4000 * (n)) + 0x00000300) ++enum bimc_m_bke_en { ++ M_BKE_EN_RMSK = 0x1, ++ M_BKE_EN_EN_BMSK = 0x1, ++ M_BKE_EN_EN_SHFT = 0x0, ++}; ++ ++/* Grant Period registers */ ++#define M_BKE_GP_ADDR(b, n) \ ++ (M_REG_BASE(b) + (0x4000 * (n)) + 0x00000304) ++enum bimc_m_bke_grant_period { ++ M_BKE_GP_RMSK = 0x3ff, ++ M_BKE_GP_GP_BMSK = 0x3ff, ++ M_BKE_GP_GP_SHFT = 0x0, ++}; ++ ++/* Grant count register. ++ * The Grant count register represents a signed 16 bit ++ * value, range 0-0x7fff ++ */ ++#define M_BKE_GC_ADDR(b, n) \ ++ (M_REG_BASE(b) + (0x4000 * (n)) + 0x00000308) ++enum bimc_m_bke_grant_count { ++ M_BKE_GC_RMSK = 0xffff, ++ M_BKE_GC_GC_BMSK = 0xffff, ++ M_BKE_GC_GC_SHFT = 0x0, ++}; ++ ++/* Threshold High Registers */ ++#define M_BKE_THH_ADDR(b, n) \ ++ (M_REG_BASE(b) + (0x4000 * (n)) + 0x00000320) ++enum bimc_m_bke_thresh_high { ++ M_BKE_THH_RMSK = 0xffff, ++ M_BKE_THH_THRESH_BMSK = 0xffff, ++ M_BKE_THH_THRESH_SHFT = 0x0, ++}; ++ ++/* Threshold Medium Registers */ ++#define M_BKE_THM_ADDR(b, n) \ ++ (M_REG_BASE(b) + (0x4000 * (n)) + 0x00000324) ++enum bimc_m_bke_thresh_medium { ++ M_BKE_THM_RMSK = 0xffff, ++ M_BKE_THM_THRESH_BMSK = 0xffff, ++ M_BKE_THM_THRESH_SHFT = 0x0, ++}; ++ ++/* Threshold Low Registers */ ++#define M_BKE_THL_ADDR(b, n) \ ++ (M_REG_BASE(b) + (0x4000 * (n)) + 0x00000328) ++enum bimc_m_bke_thresh_low { ++ M_BKE_THL_RMSK = 0xffff, ++ M_BKE_THL_THRESH_BMSK = 0xffff, ++ M_BKE_THL_THRESH_SHFT = 0x0, ++}; ++ ++#define M_BKE_HEALTH_0_CONFIG_ADDR(b, n) \ ++ (M_REG_BASE(b) + (0x4000 * (n)) + 0x00000340) ++enum bimc_m_bke_health_0 { ++ M_BKE_HEALTH_0_CONFIG_RMSK = 0x80000303, ++ M_BKE_HEALTH_0_CONFIG_LIMIT_CMDS_BMSK = 0x80000000, ++ M_BKE_HEALTH_0_CONFIG_LIMIT_CMDS_SHFT = 0x1f, ++ M_BKE_HEALTH_0_CONFIG_AREQPRIO_BMSK = 0x300, ++ M_BKE_HEALTH_0_CONFIG_AREQPRIO_SHFT = 0x8, ++ M_BKE_HEALTH_0_CONFIG_PRIOLVL_BMSK = 0x3, ++ M_BKE_HEALTH_0_CONFIG_PRIOLVL_SHFT = 0x0, ++}; ++ ++#define M_BKE_HEALTH_1_CONFIG_ADDR(b, n) \ ++ (M_REG_BASE(b) + (0x4000 * (n)) + 0x00000344) ++enum bimc_m_bke_health_1 { ++ M_BKE_HEALTH_1_CONFIG_RMSK = 0x80000303, ++ M_BKE_HEALTH_1_CONFIG_LIMIT_CMDS_BMSK = 0x80000000, ++ M_BKE_HEALTH_1_CONFIG_LIMIT_CMDS_SHFT = 0x1f, ++ M_BKE_HEALTH_1_CONFIG_AREQPRIO_BMSK = 0x300, ++ M_BKE_HEALTH_1_CONFIG_AREQPRIO_SHFT = 0x8, ++ M_BKE_HEALTH_1_CONFIG_PRIOLVL_BMSK = 0x3, ++ M_BKE_HEALTH_1_CONFIG_PRIOLVL_SHFT = 0x0, ++}; ++ ++#define M_BKE_HEALTH_2_CONFIG_ADDR(b, n) \ ++ (M_REG_BASE(b) + (0x4000 * (n)) + 0x00000348) ++enum bimc_m_bke_health_2 { ++ M_BKE_HEALTH_2_CONFIG_RMSK = 0x80000303, ++ M_BKE_HEALTH_2_CONFIG_LIMIT_CMDS_BMSK = 0x80000000, ++ M_BKE_HEALTH_2_CONFIG_LIMIT_CMDS_SHFT = 0x1f, ++ M_BKE_HEALTH_2_CONFIG_AREQPRIO_BMSK = 0x300, ++ M_BKE_HEALTH_2_CONFIG_AREQPRIO_SHFT = 0x8, ++ M_BKE_HEALTH_2_CONFIG_PRIOLVL_BMSK = 0x3, ++ M_BKE_HEALTH_2_CONFIG_PRIOLVL_SHFT = 0x0, ++}; ++ ++#define M_BKE_HEALTH_3_CONFIG_ADDR(b, n) \ ++ (M_REG_BASE(b) + (0x4000 * (n)) + 0x0000034c) ++enum bimc_m_bke_health_3 { ++ M_BKE_HEALTH_3_CONFIG_RMSK = 0x303, ++ M_BKE_HEALTH_3_CONFIG_AREQPRIO_BMSK = 0x300, ++ M_BKE_HEALTH_3_CONFIG_AREQPRIO_SHFT = 0x8, ++ M_BKE_HEALTH_3_CONFIG_PRIOLVL_BMSK = 0x3, ++ M_BKE_HEALTH_3_CONFIG_PRIOLVL_SHFT = 0x0, ++}; ++ ++#define M_BUF_STATUS_ADDR(b, n) \ ++ (M_REG_BASE(b) + (0x4000 * (n)) + 0x00000400) ++enum bimc_m_buf_status { ++ M_BUF_STATUS_RMSK = 0xf03f030, ++ M_BUF_STATUS_RCH_DATA_WR_FULL_BMSK = 0x8000000, ++ M_BUF_STATUS_RCH_DATA_WR_FULL_SHFT = 0x1b, ++ M_BUF_STATUS_RCH_DATA_WR_EMPTY_BMSK = 0x4000000, ++ M_BUF_STATUS_RCH_DATA_WR_EMPTY_SHFT = 0x1a, ++ M_BUF_STATUS_RCH_CTRL_WR_FULL_BMSK = 0x2000000, ++ M_BUF_STATUS_RCH_CTRL_WR_FULL_SHFT = 0x19, ++ M_BUF_STATUS_RCH_CTRL_WR_EMPTY_BMSK = 0x1000000, ++ M_BUF_STATUS_RCH_CTRL_WR_EMPTY_SHFT = 0x18, ++ M_BUF_STATUS_BCH_WR_FULL_BMSK = 0x20000, ++ M_BUF_STATUS_BCH_WR_FULL_SHFT = 0x11, ++ M_BUF_STATUS_BCH_WR_EMPTY_BMSK = 0x10000, ++ M_BUF_STATUS_BCH_WR_EMPTY_SHFT = 0x10, ++ M_BUF_STATUS_WCH_DATA_RD_FULL_BMSK = 0x8000, ++ M_BUF_STATUS_WCH_DATA_RD_FULL_SHFT = 0xf, ++ M_BUF_STATUS_WCH_DATA_RD_EMPTY_BMSK = 0x4000, ++ M_BUF_STATUS_WCH_DATA_RD_EMPTY_SHFT = 0xe, ++ M_BUF_STATUS_WCH_CTRL_RD_FULL_BMSK = 0x2000, ++ M_BUF_STATUS_WCH_CTRL_RD_FULL_SHFT = 0xd, ++ M_BUF_STATUS_WCH_CTRL_RD_EMPTY_BMSK = 0x1000, ++ M_BUF_STATUS_WCH_CTRL_RD_EMPTY_SHFT = 0xc, ++ M_BUF_STATUS_ACH_RD_FULL_BMSK = 0x20, ++ M_BUF_STATUS_ACH_RD_FULL_SHFT = 0x5, ++ M_BUF_STATUS_ACH_RD_EMPTY_BMSK = 0x10, ++ M_BUF_STATUS_ACH_RD_EMPTY_SHFT = 0x4, ++}; ++/*BIMC Generic */ ++ ++#define S_REG_BASE(b) ((b) + 0x00048000) ++ ++#define S_COMPONENT_INFO_ADDR(b, n) \ ++ (S_REG_BASE(b) + (0x8000 * (n)) + 0x00000000) ++enum bimc_s_component_info { ++ S_COMPONENT_INFO_RMSK = 0xffffff, ++ S_COMPONENT_INFO_INSTANCE_BMSK = 0xff0000, ++ S_COMPONENT_INFO_INSTANCE_SHFT = 0x10, ++ S_COMPONENT_INFO_SUB_TYPE_BMSK = 0xff00, ++ S_COMPONENT_INFO_SUB_TYPE_SHFT = 0x8, ++ S_COMPONENT_INFO_TYPE_BMSK = 0xff, ++ S_COMPONENT_INFO_TYPE_SHFT = 0x0, ++}; ++ ++#define S_HW_INFO_ADDR(b, n) \ ++ (S_REG_BASE(b) + (0x80000 * (n)) + 0x00000010) ++enum bimc_s_hw_info { ++ S_HW_INFO_RMSK = 0xffffffff, ++ S_HW_INFO_MAJOR_BMSK = 0xff000000, ++ S_HW_INFO_MAJOR_SHFT = 0x18, ++ S_HW_INFO_BRANCH_BMSK = 0xff0000, ++ S_HW_INFO_BRANCH_SHFT = 0x10, ++ S_HW_INFO_MINOR_BMSK = 0xff00, ++ S_HW_INFO_MINOR_SHFT = 0x8, ++ S_HW_INFO_ECO_BMSK = 0xff, ++ S_HW_INFO_ECO_SHFT = 0x0, ++}; ++ ++ ++/* S_SCMO_GENERIC */ ++ ++#define S_SCMO_REG_BASE(b) ((b) + 0x00048000) ++ ++#define S_SCMO_CONFIG_INFO_0_ADDR(b, n) \ ++ (S_SCMO_REG_BASE(b) + (0x8000 * (n)) + 0x00000020) ++enum bimc_s_scmo_config_info_0 { ++ S_SCMO_CONFIG_INFO_0_RMSK = 0xffffffff, ++ S_SCMO_CONFIG_INFO_0_DATA_WIDTH_BMSK = 0xffff0000, ++ S_SCMO_CONFIG_INFO_0_DATA_WIDTH_SHFT = 0x10, ++ S_SCMO_CONFIG_INFO_0_TID_WIDTH_BMSK = 0xff00, ++ S_SCMO_CONFIG_INFO_0_TID_WIDTH_SHFT = 0x8, ++ S_SCMO_CONFIG_INFO_0_MID_WIDTH_BMSK = 0xff, ++ S_SCMO_CONFIG_INFO_0_MID_WIDTH_SHFT = 0x0, ++}; ++ ++#define S_SCMO_CONFIG_INFO_1_ADDR(b, n) \ ++ (S_SCMO_REG_BASE(b) + (0x8000 * (n)) + 0x00000030) ++enum bimc_s_scmo_config_info_1 { ++ S_SCMO_CONFIG_INFO_1_RMSK = 0xffffffff, ++ S_SCMO_CONFIG_INFO_1_MPORT_CONNECTIVITY_BMSK = 0xffffffff, ++ S_SCMO_CONFIG_INFO_1_MPORT_CONNECTIVITY_SHFT = 0x0, ++}; ++ ++#define S_SCMO_CONFIG_INFO_2_ADDR(b, n) \ ++ (S_SCMO_REG_BASE(b) + (0x8000 * (n)) + 0x00000040) ++enum bimc_s_scmo_config_info_2 { ++ S_SCMO_CONFIG_INFO_2_RMSK = 0xff00ff, ++ S_SCMO_CONFIG_INFO_2_NUM_GLOBAL_MONS_BMSK = 0xff0000, ++ S_SCMO_CONFIG_INFO_2_NUM_GLOBAL_MONS_SHFT = 0x10, ++ S_SCMO_CONFIG_INFO_2_VMID_WIDTH_BMSK = 0xff, ++ S_SCMO_CONFIG_INFO_2_VMID_WIDTH_SHFT = 0x0, ++}; ++ ++#define S_SCMO_CONFIG_INFO_3_ADDR(b, n) \ ++ (S_SCMO_REG_BASE(b) + (0x8000 * (n)) + 0x00000050) ++enum bimc_s_scmo_config_info_3 { ++ S_SCMO_CONFIG_INFO_3_RMSK = 0xffffffff, ++ S_SCMO_CONFIG_INFO_3_RCH0_CTRL_DEPTH_BMSK = 0xff000000, ++ S_SCMO_CONFIG_INFO_3_RCH0_CTRL_DEPTH_SHFT = 0x18, ++ S_SCMO_CONFIG_INFO_3_RCH0_DEPTH_BMSK = 0xff0000, ++ S_SCMO_CONFIG_INFO_3_RCH0_DEPTH_SHFT = 0x10, ++ S_SCMO_CONFIG_INFO_3_BCH_DEPTH_BMSK = 0xff00, ++ S_SCMO_CONFIG_INFO_3_BCH_DEPTH_SHFT = 0x8, ++ S_SCMO_CONFIG_INFO_3_WCH_DEPTH_BMSK = 0xff, ++ S_SCMO_CONFIG_INFO_3_WCH_DEPTH_SHFT = 0x0, ++}; ++ ++#define S_SCMO_CONFIG_INFO_4_ADDR(b, n) \ ++ (S_SCMO_REG_BASE(b) + (0x8000 * (n)) + 0x00000060) ++enum bimc_s_scmo_config_info_4 { ++ S_SCMO_CONFIG_INFO_4_RMSK = 0xffff, ++ S_SCMO_CONFIG_INFO_4_RCH1_CTRL_DEPTH_BMSK = 0xff00, ++ S_SCMO_CONFIG_INFO_4_RCH1_CTRL_DEPTH_SHFT = 0x8, ++ S_SCMO_CONFIG_INFO_4_RCH1_DEPTH_BMSK = 0xff, ++ S_SCMO_CONFIG_INFO_4_RCH1_DEPTH_SHFT = 0x0, ++}; ++ ++#define S_SCMO_CONFIG_INFO_5_ADDR(b, n) \ ++ (S_SCMO_REG_BASE(b) + (0x8000 * (n)) + 0x00000070) ++enum bimc_s_scmo_config_info_5 { ++ S_SCMO_CONFIG_INFO_5_RMSK = 0xffff, ++ S_SCMO_CONFIG_INFO_5_DPE_CQ_DEPTH_BMSK = 0xff00, ++ S_SCMO_CONFIG_INFO_5_DPE_CQ_DEPTH_SHFT = 0x8, ++ S_SCMO_CONFIG_INFO_5_DDR_BUS_WIDTH_BMSK = 0xff, ++ S_SCMO_CONFIG_INFO_5_DDR_BUS_WIDTH_SHFT = 0x0, ++}; ++ ++#define S_SCMO_CONFIG_INFO_6_ADDR(b, n) \ ++ (S_SCMO_REG_BASE(b) + (0x8000 * (n)) + 0x00000080) ++enum bimc_s_scmo_config_info_6 { ++ S_SCMO_CONFIG_INFO_6_RMSK = 0x1111, ++ S_SCMO_CONFIG_INFO_6_WBUFC_PIPE_BMSK = 0x1000, ++ S_SCMO_CONFIG_INFO_6_WBUFC_PIPE_SHFT = 0xc, ++ S_SCMO_CONFIG_INFO_6_RDOPT_PIPE_BMSK = 0x100, ++ S_SCMO_CONFIG_INFO_6_RDOPT_PIPE_SHFT = 0x8, ++ S_SCMO_CONFIG_INFO_6_ACHAN_INTF_PIPE_BMSK = 0x10, ++ S_SCMO_CONFIG_INFO_6_ACHAN_INTF_PIPE_SHFT = 0x4, ++ S_SCMO_CONFIG_INFO_6_ADDR_DECODE_HT_BMSK = 0x1, ++ S_SCMO_CONFIG_INFO_6_ADDR_DECODE_HT_SHFT = 0x0, ++}; ++ ++#define S_SCMO_INT_STATUS_ADDR(b, n) \ ++ (S_SCMO_REG_BASE(b) + (0x8000 * (n)) + 0x00000100) ++enum bimc_s_scmo_int_status { ++ S_SCMO_INT_STATUS_RMSK = 0x1, ++ S_SCMO_INT_STATUS_ERR_OCCURED_BMSK = 0x1, ++ S_SCMO_INT_STATUS_ERR_OCCURED_SHFT = 0x0, ++}; ++ ++#define S_SCMO_INT_CLR_ADDR(b, n) \ ++ (S_SCMO_REG_BASE(b) + (0x8000 * (n)) + 0x00000108) ++enum bimc_s_scmo_int_clr { ++ S_SCMO_INT_CLR_RMSK = 0x1, ++ S_SCMO_INT_CLR_IRQ_CLR_BMSK = 0x1, ++ S_SCMO_INT_CLR_IRQ_CLR_SHFT = 0x0, ++}; ++ ++#define S_SCMO_INT_EN_ADDR(b, n) \ ++ (S_SCMO_REG_BASE(b) + (0x8000 * (n)) + 0x0000010c) ++enum bimc_s_scmo_int_en { ++ S_SCMO_INT_EN_RMSK = 0x1, ++ S_SCMO_INT_EN_IRQ_EN_BMSK = 0x1, ++ S_SCMO_INT_EN_IRQ_EN_SHFT = 0x0, ++}; ++ ++#define S_SCMO_ESYN_ADDR_ADDR(b, n) \ ++ (S_SCMO_REG_BASE(b) + (0x8000 * (n)) + 0x00000120) ++enum bimc_s_scmo_esyn_addr { ++ S_SCMO_ESYN_ADDR_RMSK = 0xffffffff, ++ S_SCMO_ESYN_ADDR_ESYN_ADDR_ERR_ADDR_BMSK = 0xffffffff, ++ S_SCMO_ESYN_ADDR_ESYN_ADDR_ERR_ADDR_SHFT = 0x0, ++}; ++ ++#define S_SCMO_ESYN_APACKET_0_ADDR(b, n) \ ++ (S_SCMO_REG_BASE(b) + (0x8000 * (n)) + 0x00000128) ++enum bimc_s_scmo_esyn_apacket_0 { ++ S_SCMO_ESYN_APACKET_0_RMSK = 0xff1fffff, ++ S_SCMO_ESYN_APACKET_0_ERR_ATID_BMSK = 0xff000000, ++ S_SCMO_ESYN_APACKET_0_ERR_ATID_SHFT = 0x18, ++ S_SCMO_ESYN_APACKET_0_ERR_AVMID_BMSK = 0x1f0000, ++ S_SCMO_ESYN_APACKET_0_ERR_AVMID_SHFT = 0x10, ++ S_SCMO_ESYN_APACKET_0_ERR_AMID_BMSK = 0xffff, ++ S_SCMO_ESYN_APACKET_0_ERR_AMID_SHFT = 0x0, ++}; ++ ++#define S_SCMO_ESYN_APACKET_1_ADDR(b, n) \ ++ (S_SCMO_REG_BASE(b) + (0x8000 * (n)) + 0x0000012c) ++enum bimc_s_scmo_esyn_apacket_1 { ++ S_SCMO_ESYN_APACKET_1_RMSK = 0x10ff117, ++ S_SCMO_ESYN_APACKET_1_ERR_CODE_BMSK = 0x1000000, ++ S_SCMO_ESYN_APACKET_1_ERR_CODE_SHFT = 0x18, ++ S_SCMO_ESYN_APACKET_1_ERR_ALEN_BMSK = 0xf0000, ++ S_SCMO_ESYN_APACKET_1_ERR_ALEN_SHFT = 0x10, ++ S_SCMO_ESYN_APACKET_1_ERR_ASIZE_BMSK = 0xe000, ++ S_SCMO_ESYN_APACKET_1_ERR_ASIZE_SHFT = 0xd, ++ S_SCMO_ESYN_APACKET_1_ERR_ABURST_BMSK = 0x1000, ++ S_SCMO_ESYN_APACKET_1_ERR_ABURST_SHFT = 0xc, ++ S_SCMO_ESYN_APACKET_1_ERR_AEXCLUSIVE_BMSK = 0x100, ++ S_SCMO_ESYN_APACKET_1_ERR_AEXCLUSIVE_SHFT = 0x8, ++ S_SCMO_ESYN_APACKET_1_ERR_APRONTS_BMSK = 0x10, ++ S_SCMO_ESYN_APACKET_1_ERR_APRONTS_SHFT = 0x4, ++ S_SCMO_ESYN_APACKET_1_ERR_AOOORD_BMSK = 0x4, ++ S_SCMO_ESYN_APACKET_1_ERR_AOOORD_SHFT = 0x2, ++ S_SCMO_ESYN_APACKET_1_ERR_AOOOWR_BMSK = 0x2, ++ S_SCMO_ESYN_APACKET_1_ERR_AOOOWR_SHFT = 0x1, ++ S_SCMO_ESYN_APACKET_1_ERR_AWRITE_BMSK = 0x1, ++ S_SCMO_ESYN_APACKET_1_ERR_AWRITE_SHFT = 0x0, ++}; ++ ++#define S_SCMO_CLK_CTRL_ADDR(b, n) \ ++ (S_SCMO_REG_BASE(b) + (0x8000 * (n)) + 0x00000200) ++enum bimc_s_scmo_clk_ctrl { ++ S_SCMO_CLK_CTRL_RMSK = 0xffff1111, ++ S_SCMO_CLK_CTRL_PEN_CMD_CG_EN_BMSK = 0x10000, ++ S_SCMO_CLK_CTRL_PEN_CMD_CG_EN_SHFT = 0x10, ++ S_SCMO_CLK_CTRL_RCH_CG_EN_BMSK = 0x1000, ++ S_SCMO_CLK_CTRL_RCH_CG_EN_SHFT = 0xc, ++ S_SCMO_CLK_CTRL_FLUSH_CG_EN_BMSK = 0x100, ++ S_SCMO_CLK_CTRL_FLUSH_CG_EN_SHFT = 0x8, ++ S_SCMO_CLK_CTRL_WCH_CG_EN_BMSK = 0x10, ++ S_SCMO_CLK_CTRL_WCH_CG_EN_SHFT = 0x4, ++ S_SCMO_CLK_CTRL_ACH_CG_EN_BMSK = 0x1, ++ S_SCMO_CLK_CTRL_ACH_CG_EN_SHFT = 0x0, ++}; ++ ++#define S_SCMO_SLV_INTERLEAVE_CFG_ADDR(b, n) \ ++ (S_SCMO_REG_BASE(b) + (0x8000 * (n)) + 0x00000400) ++enum bimc_s_scmo_slv_interleave_cfg { ++ S_SCMO_SLV_INTERLEAVE_CFG_RMSK = 0xff, ++ S_SCMO_SLV_INTERLEAVE_CFG_INTERLEAVE_CS1_BMSK = 0x10, ++ S_SCMO_SLV_INTERLEAVE_CFG_INTERLEAVE_CS1_SHFT = 0x4, ++ S_SCMO_SLV_INTERLEAVE_CFG_INTERLEAVE_CS0_BMSK = 0x1, ++ S_SCMO_SLV_INTERLEAVE_CFG_INTERLEAVE_CS0_SHFT = 0x0, ++}; ++ ++#define S_SCMO_ADDR_BASE_CSn_ADDR(b, n, o) \ ++ (S_SCMO_REG_BASE(b) + (0x8000 * (n)) + 0x00000410 + 0x4 * (o)) ++enum bimc_s_scmo_addr_base_csn { ++ S_SCMO_ADDR_BASE_CSn_RMSK = 0xffff, ++ S_SCMO_ADDR_BASE_CSn_MAXn = 1, ++ S_SCMO_ADDR_BASE_CSn_ADDR_BASE_BMSK = 0xfc, ++ S_SCMO_ADDR_BASE_CSn_ADDR_BASE_SHFT = 0x2, ++}; ++ ++#define S_SCMO_ADDR_MAP_CSn_ADDR(b, n, o) \ ++ (S_SCMO_REG_BASE(b) + (0x8000 * (n)) + 0x00000420 + 0x4 * (o)) ++enum bimc_s_scmo_addr_map_csn { ++ S_SCMO_ADDR_MAP_CSn_RMSK = 0xffff, ++ S_SCMO_ADDR_MAP_CSn_MAXn = 1, ++ S_SCMO_ADDR_MAP_CSn_RANK_EN_BMSK = 0x8000, ++ S_SCMO_ADDR_MAP_CSn_RANK_EN_SHFT = 0xf, ++ S_SCMO_ADDR_MAP_CSn_ADDR_MODE_BMSK = 0x1000, ++ S_SCMO_ADDR_MAP_CSn_ADDR_MODE_SHFT = 0xc, ++ S_SCMO_ADDR_MAP_CSn_BANK_SIZE_BMSK = 0x100, ++ S_SCMO_ADDR_MAP_CSn_BANK_SIZE_SHFT = 0x8, ++ S_SCMO_ADDR_MAP_CSn_ROW_SIZE_BMSK = 0x30, ++ S_SCMO_ADDR_MAP_CSn_ROW_SIZE_SHFT = 0x4, ++ S_SCMO_ADDR_MAP_CSn_COL_SIZE_BMSK = 0x3, ++ S_SCMO_ADDR_MAP_CSn_COL_SIZE_SHFT = 0x0, ++}; ++ ++#define S_SCMO_ADDR_MASK_CSn_ADDR(b, n, o) \ ++ (S_SCMO_REG_BASE(b) + (0x8000 * (n)) + 0x00000430 + 0x4 * (0)) ++enum bimc_s_scmo_addr_mask_csn { ++ S_SCMO_ADDR_MASK_CSn_RMSK = 0xffff, ++ S_SCMO_ADDR_MASK_CSn_MAXn = 1, ++ S_SCMO_ADDR_MASK_CSn_ADDR_MASK_BMSK = 0xfc, ++ S_SCMO_ADDR_MASK_CSn_ADDR_MASK_SHFT = 0x2, ++}; ++ ++#define S_SCMO_SLV_STATUS_ADDR(b, n) \ ++ (S_SCMO_REG_BASE(b) + (0x8000 * (n)) + 0x00000450) ++enum bimc_s_scmo_slv_status { ++ S_SCMO_SLV_STATUS_RMSK = 0xff3, ++ S_SCMO_SLV_STATUS_GLOBAL_MONS_IN_USE_BMSK = 0xff0, ++ S_SCMO_SLV_STATUS_GLOBAL_MONS_IN_USE_SHFT = 0x4, ++ S_SCMO_SLV_STATUS_SLAVE_IDLE_BMSK = 0x3, ++ S_SCMO_SLV_STATUS_SLAVE_IDLE_SHFT = 0x0, ++}; ++ ++#define S_SCMO_CMD_BUF_CFG_ADDR(b, n) \ ++ (S_SCMO_REG_BASE(b) + (0x8000 * (n)) + 0x00000500) ++enum bimc_s_scmo_cmd_buf_cfg { ++ S_SCMO_CMD_BUF_CFG_RMSK = 0xf1f, ++ S_SCMO_CMD_BUF_CFG_CMD_ORDERING_BMSK = 0x300, ++ S_SCMO_CMD_BUF_CFG_CMD_ORDERING_SHFT = 0x8, ++ S_SCMO_CMD_BUF_CFG_HP_CMD_AREQPRIO_MAP_BMSK = 0x10, ++ S_SCMO_CMD_BUF_CFG_HP_CMD_AREQPRIO_MAP_SHFT = 0x4, ++ S_SCMO_CMD_BUF_CFG_HP_CMD_Q_DEPTH_BMSK = 0x7, ++ S_SCMO_CMD_BUF_CFG_HP_CMD_Q_DEPTH_SHFT = 0x0, ++}; ++ ++#define S_SCM_CMD_BUF_STATUS_ADDR(b, n) \ ++ (S_SCMO_REG_BASE(b) + (0x8000 * (n)) + 0x00000520) ++enum bimc_s_scm_cmd_buf_status { ++ S_SCMO_CMD_BUF_STATUS_RMSK = 0x77, ++ S_SCMO_CMD_BUF_STATUS_HP_CMD_BUF_ENTRIES_IN_USE_BMSK = 0x70, ++ S_SCMO_CMD_BUF_STATUS_HP_CMD_BUF_ENTRIES_IN_USE_SHFT = 0x4, ++ S_SCMO_CMD_BUF_STATUS_LP_CMD_BUF_ENTRIES_IN_USE_BMSK = 0x7, ++ S_SCMO_CMD_BUF_STATUS_LP_CMD_BUF_ENTRIES_IN_USE_SHFT = 0x0, ++}; ++ ++#define S_SCMO_RCH_SEL_ADDR(b, n) \ ++ (S_SCMO_REG_BASE(b) + (0x8000 * (n)) + 0x00000540) ++enum bimc_s_scmo_rch_sel { ++ S_SCMO_RCH_SEL_RMSK = 0xffffffff, ++ S_SCMO_CMD_BUF_STATUS_RCH_PORTS_BMSK = 0xffffffff, ++ S_SCMO_CMD_BUF_STATUS_RCH_PORTS_SHFT = 0x0, ++}; ++ ++#define S_SCMO_RCH_BKPR_CFG_ADDR(b, n) \ ++ (S_SCMO_REG_BASE(b) + (0x8000 * (n)) + 0x00000544) ++enum bimc_s_scmo_rch_bkpr_cfg { ++ S_SCMO_RCH_BKPR_CFG_RMSK = 0xffffffff, ++ S_SCMO_RCH_BKPR_CFG_RCH1_FIFO_BKPR_HI_TH_BMSK = 0x3f000000, ++ S_SCMO_RCH_BKPR_CFG_RCH1_FIFO_BKPR_HI_TH_SHFT = 0x18, ++ S_SCMO_RCH_BKPR_CFG_RCH1_FIFO_BKPR_LO_TH_BMSK = 0x3f0000, ++ S_SCMO_RCH_BKPR_CFG_RCH1_FIFO_BKPR_LO_TH_SHFT = 0x10, ++ S_SCMO_RCH_BKPR_CFG_RCH0_FIFO_BKPR_HI_TH_BMSK = 0x3f00, ++ S_SCMO_RCH_BKPR_CFG_RCH0_FIFO_BKPR_HI_TH_SHFT = 0x8, ++ S_SCMO_RCH_BKPR_CFG_RCH0_FIFO_BKPR_LO_TH_BMSK = 0x3f, ++ S_SCMO_RCH_BKPR_CFG_RCH0_FIFO_BKPR_LO_TH_SHFT = 0x0, ++}; ++ ++#define S_SCMO_RCH_STATUS_ADDR(b, n) \ ++ (S_SCMO_REG_BASE(b) + (0x8000 * (n)) + 0x00000560) ++enum bimc_s_scmo_rch_status { ++ S_SCMO_RCH_STATUS_RMSK = 0x33333, ++ S_SCMO_RCH_STATUS_PRQ_FIFO_FULL_BMSK = 0x20000, ++ S_SCMO_RCH_STATUS_PRQ_FIFO_FULL_SHFT = 0x11, ++ S_SCMO_RCH_STATUS_PRQ_FIFO_EMPTY_BMSK = 0x10000, ++ S_SCMO_RCH_STATUS_PRQ_FIFO_EMPTY_SHFT = 0x10, ++ S_SCMO_RCH_STATUS_RCH1_QUAL_FIFO_FULL_BMSK = 0x2000, ++ S_SCMO_RCH_STATUS_RCH1_QUAL_FIFO_FULL_SHFT = 0xd, ++ S_SCMO_RCH_STATUS_RCH1_QUAL_FIFO_EMPTY_BMSK = 0x1000, ++ S_SCMO_RCH_STATUS_RCH1_QUAL_FIFO_EMPTY_SHFT = 0xc, ++ S_SCMO_RCH_STATUS_RCH1_DATA_FIFO_FULL_BMSK = 0x200, ++ S_SCMO_RCH_STATUS_RCH1_DATA_FIFO_FULL_SHFT = 0x9, ++ S_SCMO_RCH_STATUS_RCH1_DATA_FIFO_EMPTY_BMSK = 0x100, ++ S_SCMO_RCH_STATUS_RCH1_DATA_FIFO_EMPTY_SHFT = 0x8, ++ S_SCMO_RCH_STATUS_RCH0_QUAL_FIFO_FULL_BMSK = 0x20, ++ S_SCMO_RCH_STATUS_RCH0_QUAL_FIFO_FULL_SHFT = 0x5, ++ S_SCMO_RCH_STATUS_RCH0_QUAL_FIFO_EMPTY_BMSK = 0x10, ++ S_SCMO_RCH_STATUS_RCH0_QUAL_FIFO_EMPTY_SHFT = 0x4, ++ S_SCMO_RCH_STATUS_RCH0_DATA_FIFO_FULL_BMSK = 0x2, ++ S_SCMO_RCH_STATUS_RCH0_DATA_FIFO_FULL_SHFT = 0x1, ++ S_SCMO_RCH_STATUS_RCH0_DATA_FIFO_EMPTY_BMSK = 0x1, ++ S_SCMO_RCH_STATUS_RCH0_DATA_FIFO_EMPTY_SHFT = 0x0, ++}; ++ ++#define S_SCMO_WCH_BUF_CFG_ADDR(b, n) \ ++ (S_SCMO_REG_BASE(b) + (0x8000 * (n)) + 0x00000580) ++enum bimc_s_scmo_wch_buf_cfg { ++ S_SCMO_WCH_BUF_CFG_RMSK = 0xff, ++ S_SCMO_WCH_BUF_CFG_WRITE_BLOCK_READ_BMSK = 0x10, ++ S_SCMO_WCH_BUF_CFG_WRITE_BLOCK_READ_SHFT = 0x4, ++ S_SCMO_WCH_BUF_CFG_COALESCE_EN_BMSK = 0x1, ++ S_SCMO_WCH_BUF_CFG_COALESCE_EN_SHFT = 0x0, ++}; ++ ++#define S_SCMO_WCH_STATUS_ADDR(b, n) \ ++ (S_SCMO_REG_BASE(b) + (0x8000 * (n)) + 0x000005a0) ++enum bimc_s_scmo_wch_status { ++ S_SCMO_WCH_STATUS_RMSK = 0x333, ++ S_SCMO_WCH_STATUS_BRESP_FIFO_FULL_BMSK = 0x200, ++ S_SCMO_WCH_STATUS_BRESP_FIFO_FULL_SHFT = 0x9, ++ S_SCMO_WCH_STATUS_BRESP_FIFO_EMPTY_BMSK = 0x100, ++ S_SCMO_WCH_STATUS_BRESP_FIFO_EMPTY_SHFT = 0x8, ++ S_SCMO_WCH_STATUS_WDATA_FIFO_FULL_BMSK = 0x20, ++ S_SCMO_WCH_STATUS_WDATA_FIFO_FULL_SHFT = 0x5, ++ S_SCMO_WCH_STATUS_WDATA_FIFO_EMPTY_BMSK = 0x10, ++ S_SCMO_WCH_STATUS_WDATA_FIFO_EMPTY_SHFT = 0x4, ++ S_SCMO_WCH_STATUS_WBUF_FULL_BMSK = 0x2, ++ S_SCMO_WCH_STATUS_WBUF_FULL_SHFT = 0x1, ++ S_SCMO_WCH_STATUS_WBUF_EMPTY_BMSK = 0x1, ++ S_SCMO_WCH_STATUS_WBUF_EMPTY_SHFT = 0x0, ++}; ++ ++#define S_SCMO_FLUSH_CFG_ADDR(b, n) \ ++ (S_SCMO_REG_BASE(b) + (0x8000 * (n)) + 0x000005c0) ++enum bimc_s_scmo_flush_cfg { ++ S_SCMO_FLUSH_CFG_RMSK = 0xffffffff, ++ S_SCMO_FLUSH_CFG_FLUSH_IN_ORDER_BMSK = 0x10000000, ++ S_SCMO_FLUSH_CFG_FLUSH_IN_ORDER_SHFT = 0x1c, ++ S_SCMO_FLUSH_CFG_FLUSH_IDLE_DELAY_BMSK = 0x3ff0000, ++ S_SCMO_FLUSH_CFG_FLUSH_IDLE_DELAY_SHFT = 0x10, ++ S_SCMO_FLUSH_CFG_FLUSH_UPPER_LIMIT_BMSK = 0xf00, ++ S_SCMO_FLUSH_CFG_FLUSH_UPPER_LIMIT_SHFT = 0x8, ++ S_SCMO_FLUSH_CFG_FLUSH_LOWER_LIMIT_BMSK = 0xf, ++ S_SCMO_FLUSH_CFG_FLUSH_LOWER_LIMIT_SHFT = 0x0, ++}; ++ ++#define S_SCMO_FLUSH_CMD_ADDR(b, n) \ ++ (S_SCMO_REG_BASE(b) + (0x8000 * (n)) + 0x000005c4) ++enum bimc_s_scmo_flush_cmd { ++ S_SCMO_FLUSH_CMD_RMSK = 0xf, ++ S_SCMO_FLUSH_CMD_FLUSH_ALL_BUF_BMSK = 0x3, ++ S_SCMO_FLUSH_CMD_FLUSH_ALL_BUF_SHFT = 0x0, ++}; ++ ++#define S_SCMO_CMD_OPT_CFG0_ADDR(b, n) \ ++ (S_SCM0_REG_BASE(b) + (0x8000 * (n)) + 0x00000700) ++enum bimc_s_scmo_cmd_opt_cfg0 { ++ S_SCMO_CMD_OPT_CFG0_RMSK = 0xffffff, ++ S_SCMO_CMD_OPT_CFG0_IGNORE_BANK_UNAVL_BMSK = 0x100000, ++ S_SCMO_CMD_OPT_CFG0_IGNORE_BANK_UNAVL_SHFT = 0x14, ++ S_SCMO_CMD_OPT_CFG0_MASK_CMDOUT_PRI_BMSK = 0x10000, ++ S_SCMO_CMD_OPT_CFG0_MASK_CMDOUT_PRI_SHFT = 0x10, ++ S_SCMO_CMD_OPT_CFG0_DPE_CMD_REORDERING_BMSK = 0x1000, ++ S_SCMO_CMD_OPT_CFG0_DPE_CMD_REORDERING_SHFT = 0xc, ++ S_SCMO_CMD_OPT_CFG0_WR_OPT_EN_BMSK = 0x100, ++ S_SCMO_CMD_OPT_CFG0_WR_OPT_EN_SHFT = 0x8, ++ S_SCMO_CMD_OPT_CFG0_RD_OPT_EN_BMSK = 0x10, ++ S_SCMO_CMD_OPT_CFG0_RD_OPT_EN_SHFT = 0x4, ++ S_SCMO_CMD_OPT_CFG0_PAGE_MGMT_POLICY_BMSK = 0x1, ++ S_SCMO_CMD_OPT_CFG0_PAGE_MGMT_POLICY_SHFT = 0x0, ++}; ++ ++#define S_SCMO_CMD_OPT_CFG1_ADDR(b, n) \ ++ (S_SCMO_REG_BASE(b) + (0x8000 * (n)) + 0x00000704) ++enum bimc_s_scmo_cmd_opt_cfg1 { ++ S_SCMO_CMD_OPT_CFG1_RMSK = 0xffffffff, ++ S_SCMO_CMD_OPT_CFG1_HSTP_CMD_TIMEOUT_BMSK = 0x1f000000, ++ S_SCMO_CMD_OPT_CFG1_HSTP_CMD_TIMEOUT_SHFT = 0x18, ++ S_SCMO_CMD_OPT_CFG1_HP_CMD_TIMEOUT_BMSK = 0x1f0000, ++ S_SCMO_CMD_OPT_CFG1_HP_CMD_TIMEOUT_SHFT = 0x10, ++ S_SCMO_CMD_OPT_CFG1_MP_CMD_TIMEOUT_BMSK = 0x1f00, ++ S_SCMO_CMD_OPT_CFG1_MP_CMD_TIMEOUT_SHFT = 0x8, ++ S_SCMO_CMD_OPT_CFG1_LP_CMD_TIMEOUT_BMSK = 0x1f, ++ S_SCMO_CMD_OPT_CFG1_LP_CMD_TIMEOUT_SHFT = 0x0, ++}; ++ ++#define S_SCMO_CMD_OPT_CFG2_ADDR(b, n) \ ++ (S_SCMO_REG_BASE(b) + (0x8000 * (n)) + 0x00000708) ++enum bimc_s_scmo_cmd_opt_cfg2 { ++ S_SCMO_CMD_OPT_CFG2_RMSK = 0xff, ++ S_SCMO_CMD_OPT_CFG2_RWOPT_CMD_TIMEOUT_BMSK = 0xf, ++ S_SCMO_CMD_OPT_CFG2_RWOPT_CMD_TIMEOUT_SHFT = 0x0, ++}; ++ ++#define S_SCMO_CMD_OPT_CFG3_ADDR(b, n) \ ++ (S_SCMO_REG_BASE(b) + (0x8000 * (n)) + 0x0000070c) ++enum bimc_s_scmo_cmd_opt_cfg3 { ++ S_SCMO_CMD_OPT_CFG3_RMSK = 0xff, ++ S_SCMO_CMD_OPT_CFG3_FLUSH_CMD_TIMEOUT_BMSK = 0xf, ++ S_SCMO_CMD_OPT_CFG3_FLUSH_CMD_TIMEOUT_SHFT = 0x0, ++}; ++ ++/* S_SWAY_GENERIC */ ++#define S_SWAY_REG_BASE(b) ((b) + 0x00048000) ++ ++#define S_SWAY_CONFIG_INFO_0_ADDR(b, n) \ ++ (S_SWAY_REG_BASE(b) + (0x8000 * (n)) + 0x00000020) ++enum bimc_s_sway_config_info_0 { ++ S_SWAY_CONFIG_INFO_0_RMSK = 0xff0000ff, ++ S_SWAY_CONFIG_INFO_0_SYNC_MODE_BMSK = 0xff000000, ++ S_SWAY_CONFIG_INFO_0_SYNC_MODE_SHFT = 0x18, ++ S_SWAY_CONFIG_INFO_0_FUNC_BMSK = 0xff, ++ S_SWAY_CONFIG_INFO_0_FUNC_SHFT = 0x0, ++}; ++ ++#define S_SWAY_CONFIG_INFO_1_ADDR(b, n) \ ++ (S_SWAY_REG_BASE(b) + (0x8000 * (n)) + 0x00000030) ++enum bimc_s_sway_config_info_1 { ++ S_SWAY_CONFIG_INFO_1_RMSK = 0xffffffff, ++ S_SWAY_CONFIG_INFO_1_MPORT_CONNECTIVITY_BMSK = 0xffffffff, ++ S_SWAY_CONFIG_INFO_1_MPORT_CONNECTIVITY_SHFT = 0x0, ++}; ++ ++#define S_SWAY_CONFIG_INFO_2_ADDR(b, n) \ ++ (S_SWAY_REG_BASE(b) + (0x8000 * (n)) + 0x00000040) ++enum bimc_s_sway_config_info_2 { ++ S_SWAY_CONFIG_INFO_2_RMSK = 0xffff0000, ++ S_SWAY_CONFIG_INFO_2_MPORT_CONNECTIVITY_BMSK = 0xffff0000, ++ S_SWAY_CONFIG_INFO_2_MPORT_CONNECTIVITY_SHFT = 0x10, ++}; ++ ++#define S_SWAY_CONFIG_INFO_3_ADDR(b, n) \ ++ (S_SWAY_REG_BASE(b) + (0x8000 * (n)) + 0x00000050) ++enum bimc_s_sway_config_info_3 { ++ S_SWAY_CONFIG_INFO_3_RMSK = 0xffffffff, ++ S_SWAY_CONFIG_INFO_3_RCH0_DEPTH_BMSK = 0xff000000, ++ S_SWAY_CONFIG_INFO_3_RCH0_DEPTH_SHFT = 0x18, ++ S_SWAY_CONFIG_INFO_3_BCH_DEPTH_BMSK = 0xff0000, ++ S_SWAY_CONFIG_INFO_3_BCH_DEPTH_SHFT = 0x10, ++ S_SWAY_CONFIG_INFO_3_WCH_DEPTH_BMSK = 0xff, ++ S_SWAY_CONFIG_INFO_3_WCH_DEPTH_SHFT = 0x0, ++}; ++ ++#define S_SWAY_CONFIG_INFO_4_ADDR(b, n) \ ++ (S_SWAY_REG_BASE(b) + (0x8000 * (n)) + 0x00000060) ++enum bimc_s_sway_config_info_4 { ++ S_SWAY_CONFIG_INFO_4_RMSK = 0x800000ff, ++ S_SWAY_CONFIG_INFO_4_DUAL_RCH_EN_BMSK = 0x80000000, ++ S_SWAY_CONFIG_INFO_4_DUAL_RCH_EN_SHFT = 0x1f, ++ S_SWAY_CONFIG_INFO_4_RCH1_DEPTH_BMSK = 0xff, ++ S_SWAY_CONFIG_INFO_4_RCH1_DEPTH_SHFT = 0x0, ++}; ++ ++#define S_SWAY_CONFIG_INFO_5_ADDR(b, n) \ ++ (S_SWAY_REG_BASE(b) + (0x8000 * (n)) + 0x00000070) ++enum bimc_s_sway_config_info_5 { ++ S_SWAY_CONFIG_INFO_5_RMSK = 0x800000ff, ++ S_SWAY_CONFIG_INFO_5_QCH_EN_BMSK = 0x80000000, ++ S_SWAY_CONFIG_INFO_5_QCH_EN_SHFT = 0x1f, ++ S_SWAY_CONFIG_INFO_5_QCH_DEPTH_BMSK = 0xff, ++ S_SWAY_CONFIG_INFO_5_QCH_DEPTH_SHFT = 0x0, ++}; ++ ++#define S_SWAY_CONFIG_INFO_6_ADDR(b, n) \ ++ (S_SWAY_REG_BASE(b) + (0x8000 * (n)) + 0x00000080) ++enum bimc_s_sway_config_info_6 { ++ S_SWAY_CONFIG_INFO_6_RMSK = 0x1, ++ S_SWAY_CONFIG_INFO_6_S2SW_PIPELINE_EN_BMSK = 0x1, ++ S_SWAY_CONFIG_INFO_6_S2SW_PIPELINE_EN_SHFT = 0x0, ++}; ++ ++#define S_SWAY_INT_STATUS_ADDR(b, n) \ ++ (S_SWAY_REG_BASE(b) + (0x8000 * (n)) + 0x00000100) ++enum bimc_s_sway_int_status { ++ S_SWAY_INT_STATUS_RMSK = 0x3, ++ S_SWAY_INT_STATUS_RFU_BMSK = 0x3, ++ S_SWAY_INT_STATUS_RFU_SHFT = 0x0, ++}; ++ ++#define S_SWAY_INT_CLR_ADDR(b, n) \ ++ (S_SWAY_REG_BASE(b) + (0x8000 * (n)) + 0x00000108) ++enum bimc_s_sway_int_clr { ++ S_SWAY_INT_CLR_RMSK = 0x3, ++ S_SWAY_INT_CLR_RFU_BMSK = 0x3, ++ S_SWAY_INT_CLR_RFU_SHFT = 0x0, ++}; ++ ++ ++#define S_SWAY_INT_EN_ADDR(b, n) \ ++ (S_SWAY_REG_BASE(b) + (0x8000 * (n)) + 0x0000010c) ++enum bimc_s_sway_int_en { ++ S_SWAY_INT_EN_RMSK = 0x3, ++ S_SWAY_INT_EN_RFU_BMSK = 0x3, ++ S_SWAY_INT_EN_RFU_SHFT = 0x0, ++}; ++ ++#define S_SWAY_CLK_CTRL_ADDR(b, n) \ ++ (S_SWAY_REG_BASE(b) + (0x8000 * (n)) + 0x00000200) ++enum bimc_s_sway_clk_ctrl { ++ S_SWAY_CLK_CTRL_RMSK = 0x3, ++ S_SWAY_CLK_CTRL_SLAVE_CLK_GATING_EN_BMSK = 0x2, ++ S_SWAY_CLK_CTRL_SLAVE_CLK_GATING_EN_SHFT = 0x1, ++ S_SWAY_CLK_CTRL_CORE_CLK_GATING_EN_BMSK = 0x1, ++ S_SWAY_CLK_CTRL_CORE_CLK_GATING_EN_SHFT = 0x0, ++}; ++ ++#define S_SWAY_RCH_SEL_ADDR(b, n) \ ++ (S_SWAY_REG_BASE(b) + (0x8000 * (n)) + 0x00000210) ++enum bimc_s_sway_rch_sel { ++ S_SWAY_RCH_SEL_RMSK = 0x7f, ++ S_SWAY_RCH_SEL_UNUSED_BMSK = 0x7f, ++ S_SWAY_RCH_SEL_UNUSED_SHFT = 0x0, ++}; ++ ++ ++#define S_SWAY_MAX_OUTSTANDING_REQS_ADDR(b, n) \ ++ (S_SWAY_REG_BASE(b) + (0x8000 * (n)) + 0x00000220) ++enum bimc_s_sway_max_outstanding_reqs { ++ S_SWAY_MAX_OUTSTANDING_REQS_RMSK = 0xffff, ++ S_SWAY_MAX_OUTSTANDING_REQS_WRITE_BMSK = 0xff00, ++ S_SWAY_MAX_OUTSTANDING_REQS_WRITE_SHFT = 0x8, ++ S_SWAY_MAX_OUTSTANDING_REQS_READ_BMSK = 0xff, ++ S_SWAY_MAX_OUTSTANDING_REQS_READ_SHFT = 0x0, ++}; ++ ++ ++#define S_SWAY_BUF_STATUS_0_ADDR(b, n) \ ++ (S_SWAY_REG_BASE(b) + (0x8000 * (n)) + 0x00000400) ++enum bimc_s_sway_buf_status_0 { ++ S_SWAY_BUF_STATUS_0_RMSK = 0xf0300f03, ++ S_SWAY_BUF_STATUS_0_RCH0_DATA_RD_FULL_BMSK = 0x80000000, ++ S_SWAY_BUF_STATUS_0_RCH0_DATA_RD_FULL_SHFT = 0x1f, ++ S_SWAY_BUF_STATUS_0_RCH0_DATA_RD_EMPTY_BMSK = 0x40000000, ++ S_SWAY_BUF_STATUS_0_RCH0_DATA_RD_EMPTY_SHFT = 0x1e, ++ S_SWAY_BUF_STATUS_0_RCH0_CTRL_RD_FULL_BMSK = 0x20000000, ++ S_SWAY_BUF_STATUS_0_RCH0_CTRL_RD_FULL_SHFT = 0x1d, ++ S_SWAY_BUF_STATUS_0_RCH0_CTRL_RD_EMPTY_BMSK = 0x10000000, ++ S_SWAY_BUF_STATUS_0_RCH0_CTRL_RD_EMPTY_SHFT = 0x1c, ++ S_SWAY_BUF_STATUS_0_BCH_RD_FULL_BMSK = 0x200000, ++ S_SWAY_BUF_STATUS_0_BCH_RD_FULL_SHFT = 0x15, ++ S_SWAY_BUF_STATUS_0_BCH_RD_EMPTY_BMSK = 0x100000, ++ S_SWAY_BUF_STATUS_0_BCH_RD_EMPTY_SHFT = 0x14, ++ S_SWAY_BUF_STATUS_0_WCH_DATA_WR_FULL_BMSK = 0x800, ++ S_SWAY_BUF_STATUS_0_WCH_DATA_WR_FULL_SHFT = 0xb, ++ S_SWAY_BUF_STATUS_0_WCH_DATA_WR_EMPTY_BMSK = 0x400, ++ S_SWAY_BUF_STATUS_0_WCH_DATA_WR_EMPTY_SHFT = 0xa, ++ S_SWAY_BUF_STATUS_0_WCH_CTRL_WR_FULL_BMSK = 0x200, ++ S_SWAY_BUF_STATUS_0_WCH_CTRL_WR_FULL_SHFT = 0x9, ++ S_SWAY_BUF_STATUS_0_WCH_CTRL_WR_EMPTY_BMSK = 0x100, ++ S_SWAY_BUF_STATUS_0_WCH_CTRL_WR_EMPTY_SHFT = 0x8, ++ S_SWAY_BUF_STATUS_0_ACH_WR_FULL_BMSK = 0x2, ++ S_SWAY_BUF_STATUS_0_ACH_WR_FULL_SHFT = 0x1, ++ S_SWAY_BUF_STATUS_0_ACH_WR_EMPTY_BMSK = 0x1, ++ S_SWAY_BUF_STATUS_0_ACH_WR_EMPTY_SHFT = 0x0, ++}; ++ ++#define S_SWAY_BUF_STATUS_1_ADDR(b, n) \ ++ (S_SWAY_REG_BASE(b) + (0x8000 * (n)) + 0x00000410) ++enum bimc_s_sway_buf_status_1 { ++ S_SWAY_BUF_STATUS_1_RMSK = 0xf0, ++ S_SWAY_BUF_STATUS_1_RCH1_DATA_RD_FULL_BMSK = 0x80, ++ S_SWAY_BUF_STATUS_1_RCH1_DATA_RD_FULL_SHFT = 0x7, ++ S_SWAY_BUF_STATUS_1_RCH1_DATA_RD_EMPTY_BMSK = 0x40, ++ S_SWAY_BUF_STATUS_1_RCH1_DATA_RD_EMPTY_SHFT = 0x6, ++ S_SWAY_BUF_STATUS_1_RCH1_CTRL_RD_FULL_BMSK = 0x20, ++ S_SWAY_BUF_STATUS_1_RCH1_CTRL_RD_FULL_SHFT = 0x5, ++ S_SWAY_BUF_STATUS_1_RCH1_CTRL_RD_EMPTY_BMSK = 0x10, ++ S_SWAY_BUF_STATUS_1_RCH1_CTRL_RD_EMPTY_SHFT = 0x4, ++}; ++ ++#define S_SWAY_BUF_STATUS_2_ADDR(b, n) \ ++ (S_SWAY_REG_BASE(b) + (0x8000 * (n)) + 0x00000420) ++enum bimc_s_sway_buf_status_2 { ++ S_SWAY_BUF_STATUS_2_RMSK = 0x30, ++ S_SWAY_BUF_STATUS_2_QCH_RD_FULL_BMSK = 0x20, ++ S_SWAY_BUF_STATUS_2_QCH_RD_FULL_SHFT = 0x5, ++ S_SWAY_BUF_STATUS_2_QCH_RD_EMPTY_BMSK = 0x10, ++ S_SWAY_BUF_STATUS_2_QCH_RD_EMPTY_SHFT = 0x4, ++}; ++ ++/* S_ARB_GENERIC */ ++ ++#define S_ARB_REG_BASE(b) ((b) + 0x00049000) ++ ++#define S_ARB_COMPONENT_INFO_ADDR(b, n) \ ++ (S_SWAY_REG_BASE(b) + (0x8000 * (n)) + 0x00000000) ++enum bimc_s_arb_component_info { ++ S_ARB_COMPONENT_INFO_RMSK = 0xffffff, ++ S_ARB_COMPONENT_INFO_INSTANCE_BMSK = 0xff0000, ++ S_ARB_COMPONENT_INFO_INSTANCE_SHFT = 0x10, ++ S_ARB_COMPONENT_INFO_SUB_TYPE_BMSK = 0xff00, ++ S_ARB_COMPONENT_INFO_SUB_TYPE_SHFT = 0x8, ++ S_ARB_COMPONENT_INFO_TYPE_BMSK = 0xff, ++ S_ARB_COMPONENT_INFO_TYPE_SHFT = 0x0, ++}; ++ ++#define S_ARB_CONFIG_INFO_0_ADDR(b, n) \ ++ (S_ARB_REG_BASE(b) + (0x8000 * (n)) + 0x00000020) ++enum bimc_s_arb_config_info_0 { ++ S_ARB_CONFIG_INFO_0_RMSK = 0x800000ff, ++ S_ARB_CONFIG_INFO_0_ARB2SW_PIPELINE_EN_BMSK = 0x80000000, ++ S_ARB_CONFIG_INFO_0_ARB2SW_PIPELINE_EN_SHFT = 0x1f, ++ S_ARB_CONFIG_INFO_0_FUNC_BMSK = 0xff, ++ S_ARB_CONFIG_INFO_0_FUNC_SHFT = 0x0, ++}; ++ ++#define S_ARB_CONFIG_INFO_1_ADDR(b, n) \ ++ (S_ARB_REG_BASE(b) + (0x8000 * (n)) + 0x00000030) ++enum bimc_s_arb_config_info_1 { ++ S_ARB_CONFIG_INFO_1_RMSK = 0xffffffff, ++ S_ARB_CONFIG_INFO_1_MPORT_CONNECTIVITY_BMSK = 0xffffffff, ++ S_ARB_CONFIG_INFO_1_MPORT_CONNECTIVITY_SHFT = 0x0, ++}; ++ ++#define S_ARB_CLK_CTRL_ADDR(b) \ ++ (S_ARB_REG_BASE(b) + (0x8000 * (n)) + 0x00000200) ++enum bimc_s_arb_clk_ctrl { ++ S_ARB_CLK_CTRL_RMSK = 0x1, ++ S_ARB_CLK_CTRL_SLAVE_CLK_GATING_EN_BMSK = 0x2, ++ S_ARB_CLK_CTRL_SLAVE_CLK_GATING_EN_SHFT = 0x1, ++ S_ARB_CLK_CTRL_CORE_CLK_GATING_EN_BMSK = 0x1, ++ S_ARB_CLK_CTRL_CORE_CLK_GATING_EN_SHFT = 0x0, ++ S_ARB_CLK_CTRL_CLK_GATING_EN_BMSK = 0x1, ++ S_ARB_CLK_CTRL_CLK_GATING_EN_SHFT = 0x0, ++}; ++ ++#define S_ARB_MODE_ADDR(b, n) \ ++ (S_ARB_REG_BASE(b) + (0x8000 * (n)) + 0x00000210) ++enum bimc_s_arb_mode { ++ S_ARB_MODE_RMSK = 0xf0000001, ++ S_ARB_MODE_WR_GRANTS_AHEAD_BMSK = 0xf0000000, ++ S_ARB_MODE_WR_GRANTS_AHEAD_SHFT = 0x1c, ++ S_ARB_MODE_PRIO_RR_EN_BMSK = 0x1, ++ S_ARB_MODE_PRIO_RR_EN_SHFT = 0x0, ++}; ++ ++#define BKE_HEALTH_MASK \ ++ (M_BKE_HEALTH_0_CONFIG_LIMIT_CMDS_BMSK |\ ++ M_BKE_HEALTH_0_CONFIG_AREQPRIO_BMSK |\ ++ M_BKE_HEALTH_0_CONFIG_PRIOLVL_BMSK) ++ ++#define BKE_HEALTH_VAL(limit, areq, plvl) \ ++ ((((limit) << M_BKE_HEALTH_0_CONFIG_LIMIT_CMDS_SHFT) & \ ++ M_BKE_HEALTH_0_CONFIG_LIMIT_CMDS_BMSK) | \ ++ (((areq) << M_BKE_HEALTH_0_CONFIG_AREQPRIO_SHFT) & \ ++ M_BKE_HEALTH_0_CONFIG_AREQPRIO_BMSK) | \ ++ (((plvl) << M_BKE_HEALTH_0_CONFIG_PRIOLVL_SHFT) & \ ++ M_BKE_HEALTH_0_CONFIG_PRIOLVL_BMSK)) ++ ++#define MAX_GRANT_PERIOD \ ++ (M_BKE_GP_GP_BMSK >> \ ++ M_BKE_GP_GP_SHFT) ++ ++#define MAX_GC \ ++ (M_BKE_GC_GC_BMSK >> \ ++ (M_BKE_GC_GC_SHFT + 1)) ++ ++static int bimc_div(int64_t *a, uint32_t b) ++{ ++ if ((*a > 0) && (*a < b)) { ++ *a = 0; ++ return 1; ++ } else { ++ return do_div(*a, b); ++ } ++} ++ ++#define ENABLE(val) ((val) == 1 ? 1 : 0) ++void msm_bus_bimc_set_mas_clk_gate(struct msm_bus_bimc_info *binfo, ++ uint32_t mas_index, struct msm_bus_bimc_clk_gate *bgate) ++{ ++ uint32_t val, mask, reg_val; ++ void __iomem *addr; ++ ++ reg_val = readl_relaxed(M_CLK_CTRL_ADDR(binfo->base, ++ mas_index)) & M_CLK_CTRL_RMSK; ++ addr = M_CLK_CTRL_ADDR(binfo->base, mas_index); ++ mask = (M_CLK_CTRL_MAS_CLK_GATING_EN_BMSK | ++ M_CLK_CTRL_CORE_CLK_GATING_EN_BMSK); ++ val = (bgate->core_clk_gate_en << ++ M_CLK_CTRL_MAS_CLK_GATING_EN_SHFT) | ++ bgate->port_clk_gate_en; ++ writel_relaxed(((reg_val & (~mask)) | (val & mask)), addr); ++ /* Ensure clock gating enable mask is set before exiting */ ++ wmb(); ++} ++ ++void msm_bus_bimc_arb_en(struct msm_bus_bimc_info *binfo, ++ uint32_t slv_index, bool en) ++{ ++ uint32_t reg_val, reg_mask_val, enable, val; ++ ++ reg_mask_val = (readl_relaxed(S_ARB_CONFIG_INFO_0_ADDR(binfo-> ++ base, slv_index)) & S_ARB_CONFIG_INFO_0_FUNC_BMSK) ++ >> S_ARB_CONFIG_INFO_0_FUNC_SHFT; ++ enable = ENABLE(en); ++ val = enable << S_ARB_MODE_PRIO_RR_EN_SHFT; ++ if (reg_mask_val == BIMC_ARB_MODE_PRIORITY_RR) { ++ reg_val = readl_relaxed(S_ARB_CONFIG_INFO_0_ADDR(binfo-> ++ base, slv_index)) & S_ARB_MODE_RMSK; ++ writel_relaxed(((reg_val & (~(S_ARB_MODE_PRIO_RR_EN_BMSK))) | ++ (val & S_ARB_MODE_PRIO_RR_EN_BMSK)), ++ S_ARB_MODE_ADDR(binfo->base, slv_index)); ++ /* Ensure arbitration mode is set before returning */ ++ wmb(); ++ } ++} ++ ++static void set_qos_mode(void __iomem *baddr, uint32_t index, uint32_t val0, ++ uint32_t val1, uint32_t val2) ++{ ++ uint32_t reg_val, val; ++ ++ reg_val = readl_relaxed(M_PRIOLVL_OVERRIDE_ADDR(baddr, ++ index)) & M_PRIOLVL_OVERRIDE_RMSK; ++ val = val0 << M_PRIOLVL_OVERRIDE_OVERRIDE_PRIOLVL_SHFT; ++ writel_relaxed(((reg_val & ~(M_PRIOLVL_OVERRIDE_OVERRIDE_PRIOLVL_BMSK)) ++ | (val & M_PRIOLVL_OVERRIDE_OVERRIDE_PRIOLVL_BMSK)), ++ M_PRIOLVL_OVERRIDE_ADDR(baddr, index)); ++ reg_val = readl_relaxed(M_RD_CMD_OVERRIDE_ADDR(baddr, index)) & ++ M_RD_CMD_OVERRIDE_RMSK; ++ val = val1 << M_RD_CMD_OVERRIDE_OVERRIDE_AREQPRIO_SHFT; ++ writel_relaxed(((reg_val & ~(M_RD_CMD_OVERRIDE_OVERRIDE_AREQPRIO_BMSK ++ )) | (val & M_RD_CMD_OVERRIDE_OVERRIDE_AREQPRIO_BMSK)), ++ M_RD_CMD_OVERRIDE_ADDR(baddr, index)); ++ reg_val = readl_relaxed(M_WR_CMD_OVERRIDE_ADDR(baddr, index)) & ++ M_WR_CMD_OVERRIDE_RMSK; ++ val = val2 << M_WR_CMD_OVERRIDE_OVERRIDE_AREQPRIO_SHFT; ++ writel_relaxed(((reg_val & ~(M_WR_CMD_OVERRIDE_OVERRIDE_AREQPRIO_BMSK ++ )) | (val & M_WR_CMD_OVERRIDE_OVERRIDE_AREQPRIO_BMSK)), ++ M_WR_CMD_OVERRIDE_ADDR(baddr, index)); ++ /* Ensure the priority register writes go through */ ++ wmb(); ++} ++ ++static void msm_bus_bimc_set_qos_mode(void __iomem *base, ++ uint32_t mas_index, uint8_t qmode_sel) ++{ ++ uint32_t reg_val, val; ++ ++ switch (qmode_sel) { ++ case BIMC_QOS_MODE_FIXED: ++ reg_val = readl_relaxed(M_BKE_EN_ADDR(base, ++ mas_index)); ++ writel_relaxed((reg_val & (~M_BKE_EN_EN_BMSK)), ++ M_BKE_EN_ADDR(base, mas_index)); ++ /* Ensure that the book-keeping register writes ++ * go through before setting QoS mode. ++ * QoS mode registers might write beyond 1K ++ * boundary in future ++ */ ++ wmb(); ++ set_qos_mode(base, mas_index, 1, 1, 1); ++ break; ++ ++ case BIMC_QOS_MODE_BYPASS: ++ reg_val = readl_relaxed(M_BKE_EN_ADDR(base, ++ mas_index)); ++ writel_relaxed((reg_val & (~M_BKE_EN_EN_BMSK)), ++ M_BKE_EN_ADDR(base, mas_index)); ++ /* Ensure that the book-keeping register writes ++ * go through before setting QoS mode. ++ * QoS mode registers might write beyond 1K ++ * boundary in future ++ */ ++ wmb(); ++ set_qos_mode(base, mas_index, 0, 0, 0); ++ break; ++ ++ case BIMC_QOS_MODE_REGULATOR: ++ case BIMC_QOS_MODE_LIMITER: ++ set_qos_mode(base, mas_index, 0, 0, 0); ++ reg_val = readl_relaxed(M_BKE_EN_ADDR(base, ++ mas_index)); ++ val = 1 << M_BKE_EN_EN_SHFT; ++ /* Ensure that the book-keeping register writes ++ * go through before setting QoS mode. ++ * QoS mode registers might write beyond 1K ++ * boundary in future ++ */ ++ wmb(); ++ writel_relaxed(((reg_val & (~M_BKE_EN_EN_BMSK)) | (val & ++ M_BKE_EN_EN_BMSK)), M_BKE_EN_ADDR(base, ++ mas_index)); ++ break; ++ default: ++ break; ++ } ++} ++ ++static void set_qos_prio_rl(void __iomem *addr, uint32_t rmsk, ++ uint8_t index, struct msm_bus_bimc_qos_mode *qmode) ++{ ++ uint32_t reg_val, val0, val; ++ ++ /* Note, addr is already passed with right mas_index */ ++ reg_val = readl_relaxed(addr) & rmsk; ++ val0 = BKE_HEALTH_VAL(qmode->rl.qhealth[index].limit_commands, ++ qmode->rl.qhealth[index].areq_prio, ++ qmode->rl.qhealth[index].prio_level); ++ val = ((reg_val & (~(BKE_HEALTH_MASK))) | (val0 & BKE_HEALTH_MASK)); ++ writel_relaxed(val, addr); ++ /* Ensure that priority for regulator/limiter modes are ++ * set before returning ++ */ ++ wmb(); ++ ++} ++ ++static void msm_bus_bimc_set_qos_prio(void __iomem *base, ++ uint32_t mas_index, uint8_t qmode_sel, ++ struct msm_bus_bimc_qos_mode *qmode) ++{ ++ uint32_t reg_val, val; ++ ++ switch (qmode_sel) { ++ case BIMC_QOS_MODE_FIXED: ++ reg_val = readl_relaxed(M_PRIOLVL_OVERRIDE_ADDR( ++ base, mas_index)) & M_PRIOLVL_OVERRIDE_RMSK; ++ val = qmode->fixed.prio_level << ++ M_PRIOLVL_OVERRIDE_SHFT; ++ writel_relaxed(((reg_val & ++ ~(M_PRIOLVL_OVERRIDE_BMSK)) | (val ++ & M_PRIOLVL_OVERRIDE_BMSK)), ++ M_PRIOLVL_OVERRIDE_ADDR(base, mas_index)); ++ ++ reg_val = readl_relaxed(M_RD_CMD_OVERRIDE_ADDR( ++ base, mas_index)) & M_RD_CMD_OVERRIDE_RMSK; ++ val = qmode->fixed.areq_prio_rd << ++ M_RD_CMD_OVERRIDE_AREQPRIO_SHFT; ++ writel_relaxed(((reg_val & ~(M_RD_CMD_OVERRIDE_AREQPRIO_BMSK)) ++ | (val & M_RD_CMD_OVERRIDE_AREQPRIO_BMSK)), ++ M_RD_CMD_OVERRIDE_ADDR(base, mas_index)); ++ ++ reg_val = readl_relaxed(M_WR_CMD_OVERRIDE_ADDR( ++ base, mas_index)) & M_WR_CMD_OVERRIDE_RMSK; ++ val = qmode->fixed.areq_prio_wr << ++ M_WR_CMD_OVERRIDE_AREQPRIO_SHFT; ++ writel_relaxed(((reg_val & ~(M_WR_CMD_OVERRIDE_AREQPRIO_BMSK)) ++ | (val & M_WR_CMD_OVERRIDE_AREQPRIO_BMSK)), ++ M_WR_CMD_OVERRIDE_ADDR(base, mas_index)); ++ /* Ensure that fixed mode register writes go through ++ * before returning ++ */ ++ wmb(); ++ break; ++ ++ case BIMC_QOS_MODE_REGULATOR: ++ case BIMC_QOS_MODE_LIMITER: ++ set_qos_prio_rl(M_BKE_HEALTH_3_CONFIG_ADDR(base, ++ mas_index), M_BKE_HEALTH_3_CONFIG_RMSK, 3, qmode); ++ set_qos_prio_rl(M_BKE_HEALTH_2_CONFIG_ADDR(base, ++ mas_index), M_BKE_HEALTH_2_CONFIG_RMSK, 2, qmode); ++ set_qos_prio_rl(M_BKE_HEALTH_1_CONFIG_ADDR(base, ++ mas_index), M_BKE_HEALTH_1_CONFIG_RMSK, 1, qmode); ++ set_qos_prio_rl(M_BKE_HEALTH_0_CONFIG_ADDR(base, ++ mas_index), M_BKE_HEALTH_0_CONFIG_RMSK, 0 , qmode); ++ break; ++ case BIMC_QOS_MODE_BYPASS: ++ default: ++ break; ++ } ++} ++ ++static void set_qos_bw_regs(void __iomem *baddr, uint32_t mas_index, ++ int32_t th, int32_t tm, int32_t tl, uint32_t gp, ++ uint32_t gc) ++{ ++ int32_t reg_val, val; ++ int32_t bke_reg_val; ++ int16_t val2; ++ ++ /* Disable BKE before writing to registers as per spec */ ++ bke_reg_val = readl_relaxed(M_BKE_EN_ADDR(baddr, mas_index)); ++ writel_relaxed((bke_reg_val & ~(M_BKE_EN_EN_BMSK)), ++ M_BKE_EN_ADDR(baddr, mas_index)); ++ ++ /* Write values of registers calculated */ ++ reg_val = readl_relaxed(M_BKE_GP_ADDR(baddr, mas_index)) ++ & M_BKE_GP_RMSK; ++ val = gp << M_BKE_GP_GP_SHFT; ++ writel_relaxed(((reg_val & ~(M_BKE_GP_GP_BMSK)) | (val & ++ M_BKE_GP_GP_BMSK)), M_BKE_GP_ADDR(baddr, mas_index)); ++ ++ reg_val = readl_relaxed(M_BKE_GC_ADDR(baddr, mas_index)) & ++ M_BKE_GC_RMSK; ++ val = gc << M_BKE_GC_GC_SHFT; ++ writel_relaxed(((reg_val & ~(M_BKE_GC_GC_BMSK)) | (val & ++ M_BKE_GC_GC_BMSK)), M_BKE_GC_ADDR(baddr, mas_index)); ++ ++ reg_val = readl_relaxed(M_BKE_THH_ADDR(baddr, mas_index)) & ++ M_BKE_THH_RMSK; ++ val = th << M_BKE_THH_THRESH_SHFT; ++ writel_relaxed(((reg_val & ~(M_BKE_THH_THRESH_BMSK)) | (val & ++ M_BKE_THH_THRESH_BMSK)), M_BKE_THH_ADDR(baddr, mas_index)); ++ ++ reg_val = readl_relaxed(M_BKE_THM_ADDR(baddr, mas_index)) & ++ M_BKE_THM_RMSK; ++ val2 = tm << M_BKE_THM_THRESH_SHFT; ++ writel_relaxed(((reg_val & ~(M_BKE_THM_THRESH_BMSK)) | (val2 & ++ M_BKE_THM_THRESH_BMSK)), M_BKE_THM_ADDR(baddr, mas_index)); ++ ++ reg_val = readl_relaxed(M_BKE_THL_ADDR(baddr, mas_index)) & ++ M_BKE_THL_RMSK; ++ val2 = tl << M_BKE_THL_THRESH_SHFT; ++ writel_relaxed(((reg_val & ~(M_BKE_THL_THRESH_BMSK)) | ++ (val2 & M_BKE_THL_THRESH_BMSK)), M_BKE_THL_ADDR(baddr, ++ mas_index)); ++ ++ /* Ensure that all bandwidth register writes have completed ++ * before returning ++ */ ++ wmb(); ++} ++ ++static void msm_bus_bimc_set_qos_bw(void __iomem *base, uint32_t qos_freq, ++ uint32_t mas_index, struct msm_bus_bimc_qos_bw *qbw) ++{ ++ uint32_t bke_en; ++ ++ /* Validate QOS Frequency */ ++ if (qos_freq == 0) { ++ MSM_BUS_DBG("Zero frequency\n"); ++ return; ++ } ++ ++ /* Get enable bit for BKE before programming the period */ ++ bke_en = (readl_relaxed(M_BKE_EN_ADDR(base, mas_index)) & ++ M_BKE_EN_EN_BMSK) >> M_BKE_EN_EN_SHFT; ++ ++ /* Only calculate if there's a requested bandwidth and window */ ++ if (qbw->bw && qbw->ws) { ++ int64_t th, tm, tl; ++ uint32_t gp, gc; ++ int64_t gp_nominal, gp_required, gp_calc, data, temp; ++ int64_t win = qbw->ws * qos_freq; ++ temp = win; ++ /* ++ * Calculate nominal grant period defined by requested ++ * window size. ++ * Ceil this value to max grant period. ++ */ ++ bimc_div(&temp, 1000000); ++ gp_nominal = min_t(uint64_t, MAX_GRANT_PERIOD, temp); ++ /* ++ * Calculate max window size, defined by bw request. ++ * Units: (KHz, MB/s) ++ */ ++ gp_calc = MAX_GC * qos_freq * 1000; ++ gp_required = gp_calc; ++ bimc_div(&gp_required, qbw->bw); ++ ++ /* User min of two grant periods */ ++ gp = min_t(int64_t, gp_nominal, gp_required); ++ ++ /* Calculate bandwith in grants and ceil. */ ++ temp = qbw->bw * gp; ++ data = qos_freq * 1000; ++ bimc_div(&temp, data); ++ gc = min_t(int64_t, MAX_GC, temp); ++ ++ /* Calculate thresholds */ ++ th = qbw->bw - qbw->thh; ++ tm = qbw->bw - qbw->thm; ++ tl = qbw->bw - qbw->thl; ++ ++ th = th * gp; ++ bimc_div(&th, data); ++ tm = tm * gp; ++ bimc_div(&tm, data); ++ tl = tl * gp; ++ bimc_div(&tl, data); ++ ++ MSM_BUS_DBG("BIMC: BW: mas_index: %d, th: %llu tm: %llu\n", ++ mas_index, th, tm); ++ MSM_BUS_DBG("BIMC: tl: %llu gp:%u gc: %u bke_en: %u\n", ++ tl, gp, gc, bke_en); ++ set_qos_bw_regs(base, mas_index, th, tm, tl, gp, gc); ++ } else ++ /* Clear bandwidth registers */ ++ set_qos_bw_regs(base, mas_index, 0, 0, 0, 0, 0); ++} ++ ++static int msm_bus_bimc_allocate_commit_data(struct msm_bus_fabric_registration ++ *fab_pdata, void **cdata, int ctx) ++{ ++ struct msm_bus_bimc_commit **cd = (struct msm_bus_bimc_commit **)cdata; ++ struct msm_bus_bimc_info *binfo = ++ (struct msm_bus_bimc_info *)fab_pdata->hw_data; ++ ++ MSM_BUS_DBG("Allocating BIMC commit data\n"); ++ *cd = kzalloc(sizeof(struct msm_bus_bimc_commit), GFP_KERNEL); ++ if (!*cd) { ++ MSM_BUS_DBG("Couldn't alloc mem for cdata\n"); ++ return -ENOMEM; ++ } ++ ++ (*cd)->mas = binfo->cdata[ctx].mas; ++ (*cd)->slv = binfo->cdata[ctx].slv; ++ ++ return 0; ++} ++ ++static void *msm_bus_bimc_allocate_bimc_data(struct platform_device *pdev, ++ struct msm_bus_fabric_registration *fab_pdata) ++{ ++ struct resource *bimc_mem; ++ struct resource *bimc_io; ++ struct msm_bus_bimc_info *binfo; ++ int i; ++ ++ MSM_BUS_DBG("Allocating BIMC data\n"); ++ binfo = kzalloc(sizeof(struct msm_bus_bimc_info), GFP_KERNEL); ++ if (!binfo) { ++ WARN(!binfo, "Couldn't alloc mem for bimc_info\n"); ++ return NULL; ++ } ++ ++ binfo->qos_freq = fab_pdata->qos_freq; ++ ++ binfo->params.nmasters = fab_pdata->nmasters; ++ binfo->params.nslaves = fab_pdata->nslaves; ++ binfo->params.bus_id = fab_pdata->id; ++ ++ for (i = 0; i < NUM_CTX; i++) { ++ binfo->cdata[i].mas = kzalloc(sizeof(struct ++ msm_bus_node_hw_info) * fab_pdata->nmasters * 2, ++ GFP_KERNEL); ++ if (!binfo->cdata[i].mas) { ++ MSM_BUS_ERR("Couldn't alloc mem for bimc master hw\n"); ++ kfree(binfo); ++ return NULL; ++ } ++ ++ binfo->cdata[i].slv = kzalloc(sizeof(struct ++ msm_bus_node_hw_info) * fab_pdata->nslaves * 2, ++ GFP_KERNEL); ++ if (!binfo->cdata[i].slv) { ++ MSM_BUS_DBG("Couldn't alloc mem for bimc slave hw\n"); ++ kfree(binfo->cdata[i].mas); ++ kfree(binfo); ++ return NULL; ++ } ++ } ++ ++ if (fab_pdata->virt) { ++ MSM_BUS_DBG("Don't get memory regions for virtual fabric\n"); ++ goto skip_mem; ++ } ++ ++ bimc_mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); ++ if (!bimc_mem) { ++ MSM_BUS_ERR("Cannot get BIMC Base address\n"); ++ kfree(binfo); ++ return NULL; ++ } ++ ++ bimc_io = request_mem_region(bimc_mem->start, ++ resource_size(bimc_mem), pdev->name); ++ if (!bimc_io) { ++ MSM_BUS_ERR("BIMC memory unavailable\n"); ++ kfree(binfo); ++ return NULL; ++ } ++ ++ binfo->base = ioremap(bimc_mem->start, resource_size(bimc_mem)); ++ if (!binfo->base) { ++ MSM_BUS_ERR("IOremap failed for BIMC!\n"); ++ release_mem_region(bimc_mem->start, resource_size(bimc_mem)); ++ kfree(binfo); ++ return NULL; ++ } ++ ++skip_mem: ++ fab_pdata->hw_data = (void *)binfo; ++ return (void *)binfo; ++} ++ ++static void free_commit_data(void *cdata) ++{ ++ struct msm_bus_bimc_commit *cd = (struct msm_bus_bimc_commit *)cdata; ++ ++ kfree(cd->mas); ++ kfree(cd->slv); ++ kfree(cd); ++} ++ ++static void bke_switch( ++ void __iomem *baddr, uint32_t mas_index, bool req, int mode) ++{ ++ uint32_t reg_val, val, cur_val; ++ ++ val = req << M_BKE_EN_EN_SHFT; ++ reg_val = readl_relaxed(M_BKE_EN_ADDR(baddr, mas_index)); ++ cur_val = reg_val & M_BKE_EN_RMSK; ++ if (val == cur_val) ++ return; ++ ++ if (!req && mode == BIMC_QOS_MODE_FIXED) ++ set_qos_mode(baddr, mas_index, 1, 1, 1); ++ ++ writel_relaxed(((reg_val & ~(M_BKE_EN_EN_BMSK)) | (val & ++ M_BKE_EN_EN_BMSK)), M_BKE_EN_ADDR(baddr, mas_index)); ++ /* Make sure BKE on/off goes through before changing priorities */ ++ wmb(); ++ ++ if (req) ++ set_qos_mode(baddr, mas_index, 0, 0, 0); ++} ++ ++static void bimc_set_static_qos_bw(void __iomem *base, unsigned int qos_freq, ++ int mport, struct msm_bus_bimc_qos_bw *qbw) ++{ ++ int32_t bw_mbps, thh = 0, thm, thl, gc; ++ int32_t gp; ++ u64 temp; ++ ++ if (qos_freq == 0) { ++ MSM_BUS_DBG("No QoS Frequency.\n"); ++ return; ++ } ++ ++ if (!(qbw->bw && qbw->gp)) { ++ MSM_BUS_DBG("No QoS Bandwidth or Window size\n"); ++ return; ++ } ++ ++ /* Convert bandwidth to MBPS */ ++ temp = qbw->bw; ++ bimc_div(&temp, 1000000); ++ bw_mbps = temp; ++ ++ /* Grant period in clock cycles ++ * Grant period from bandwidth structure ++ * is in nano seconds, QoS freq is in KHz. ++ * Divide by 1000 to get clock cycles. ++ */ ++ gp = (qos_freq * qbw->gp) / (1000 * NSEC_PER_USEC); ++ ++ /* Grant count = BW in MBps * Grant period ++ * in micro seconds ++ */ ++ gc = bw_mbps * (qbw->gp / NSEC_PER_USEC); ++ gc = min(gc, MAX_GC); ++ ++ /* Medium threshold = -((Medium Threshold percentage * ++ * Grant count) / 100) ++ */ ++ thm = -((qbw->thmp * gc) / 100); ++ qbw->thm = thm; ++ ++ /* Low threshold = -(Grant count) */ ++ thl = -gc; ++ qbw->thl = thl; ++ ++ MSM_BUS_DBG("%s: BKE parameters: gp %d, gc %d, thm %d thl %d thh %d", ++ __func__, gp, gc, thm, thl, thh); ++ ++ trace_bus_bke_params(gc, gp, thl, thm, thl); ++ set_qos_bw_regs(base, mport, thh, thm, thl, gp, gc); ++} ++ ++static void msm_bus_bimc_config_master( ++ struct msm_bus_fabric_registration *fab_pdata, ++ struct msm_bus_inode_info *info, ++ uint64_t req_clk, uint64_t req_bw) ++{ ++ int mode, i, ports; ++ struct msm_bus_bimc_info *binfo; ++ uint64_t bw = 0; ++ ++ binfo = (struct msm_bus_bimc_info *)fab_pdata->hw_data; ++ ports = info->node_info->num_mports; ++ ++ /** ++ * Here check the details of dual configuration. ++ * Take actions based on different modes. ++ * Check for threshold if limiter mode, etc. ++ */ ++ ++ if (req_clk <= info->node_info->th[0]) { ++ mode = info->node_info->mode; ++ bw = info->node_info->bimc_bw[0]; ++ } else if ((info->node_info->num_thresh > 1) && ++ (req_clk <= info->node_info->th[1])) { ++ mode = info->node_info->mode; ++ bw = info->node_info->bimc_bw[1]; ++ } else ++ mode = info->node_info->mode_thresh; ++ ++ switch (mode) { ++ case BIMC_QOS_MODE_BYPASS: ++ case BIMC_QOS_MODE_FIXED: ++ for (i = 0; i < ports; i++) ++ bke_switch(binfo->base, info->node_info->qport[i], ++ BKE_OFF, mode); ++ break; ++ case BIMC_QOS_MODE_REGULATOR: ++ case BIMC_QOS_MODE_LIMITER: ++ for (i = 0; i < ports; i++) { ++ /* If not in fixed mode, update bandwidth */ ++ if ((info->node_info->cur_lim_bw != bw) ++ && (mode != BIMC_QOS_MODE_FIXED)) { ++ struct msm_bus_bimc_qos_bw qbw; ++ qbw.ws = info->node_info->ws; ++ qbw.bw = bw; ++ qbw.gp = info->node_info->bimc_gp; ++ qbw.thmp = info->node_info->bimc_thmp; ++ bimc_set_static_qos_bw(binfo->base, ++ binfo->qos_freq, ++ info->node_info->qport[i], &qbw); ++ info->node_info->cur_lim_bw = bw; ++ MSM_BUS_DBG("%s: Qos is %d reqclk %llu bw %llu", ++ __func__, mode, req_clk, bw); ++ } ++ bke_switch(binfo->base, info->node_info->qport[i], ++ BKE_ON, mode); ++ } ++ break; ++ default: ++ break; ++ } ++} ++ ++static void msm_bus_bimc_update_bw(struct msm_bus_inode_info *hop, ++ struct msm_bus_inode_info *info, ++ struct msm_bus_fabric_registration *fab_pdata, ++ void *sel_cdata, int *master_tiers, ++ int64_t add_bw) ++{ ++ struct msm_bus_bimc_info *binfo; ++ struct msm_bus_bimc_qos_bw qbw; ++ int i; ++ int64_t bw; ++ int ports = info->node_info->num_mports; ++ struct msm_bus_bimc_commit *sel_cd = ++ (struct msm_bus_bimc_commit *)sel_cdata; ++ ++ MSM_BUS_DBG("BIMC: Update bw for ID %d, with IID: %d: %lld\n", ++ info->node_info->id, info->node_info->priv_id, add_bw); ++ ++ binfo = (struct msm_bus_bimc_info *)fab_pdata->hw_data; ++ ++ if (info->node_info->num_mports == 0) { ++ MSM_BUS_DBG("BIMC: Skip Master BW\n"); ++ goto skip_mas_bw; ++ } ++ ++ ports = info->node_info->num_mports; ++ bw = INTERLEAVED_BW(fab_pdata, add_bw, ports); ++ ++ for (i = 0; i < ports; i++) { ++ sel_cd->mas[info->node_info->masterp[i]].bw += bw; ++ sel_cd->mas[info->node_info->masterp[i]].hw_id = ++ info->node_info->mas_hw_id; ++ MSM_BUS_DBG("BIMC: Update mas_bw for ID: %d -> %llu\n", ++ info->node_info->priv_id, ++ sel_cd->mas[info->node_info->masterp[i]].bw); ++ if (info->node_info->hw_sel == MSM_BUS_RPM) ++ sel_cd->mas[info->node_info->masterp[i]].dirty = 1; ++ else { ++ if (!info->node_info->qport) { ++ MSM_BUS_DBG("No qos ports to update!\n"); ++ break; ++ } ++ if (!(info->node_info->mode == BIMC_QOS_MODE_REGULATOR) ++ || (info->node_info->mode == ++ BIMC_QOS_MODE_LIMITER)) { ++ MSM_BUS_DBG("Skip QoS reg programming\n"); ++ break; ++ } ++ ++ MSM_BUS_DBG("qport: %d\n", info->node_info->qport[i]); ++ qbw.bw = sel_cd->mas[info->node_info->masterp[i]].bw; ++ qbw.ws = info->node_info->ws; ++ /* Threshold low = 90% of bw */ ++ qbw.thl = div_s64((90 * bw), 100); ++ /* Threshold medium = bw */ ++ qbw.thm = bw; ++ /* Threshold high = 10% more than bw */ ++ qbw.thh = div_s64((110 * bw), 100); ++ /* Check if info is a shared master. ++ * If it is, mark it dirty ++ * If it isn't, then set QOS Bandwidth. ++ * Also if dual-conf is set, don't program bw regs. ++ **/ ++ if (!info->node_info->dual_conf && ++ ((info->node_info->mode == BIMC_QOS_MODE_LIMITER) || ++ (info->node_info->mode == BIMC_QOS_MODE_REGULATOR))) ++ msm_bus_bimc_set_qos_bw(binfo->base, ++ binfo->qos_freq, ++ info->node_info->qport[i], &qbw); ++ } ++ } ++ ++skip_mas_bw: ++ ports = hop->node_info->num_sports; ++ MSM_BUS_DBG("BIMC: ID: %d, Sports: %d\n", hop->node_info->priv_id, ++ ports); ++ ++ for (i = 0; i < ports; i++) { ++ sel_cd->slv[hop->node_info->slavep[i]].bw += add_bw; ++ sel_cd->slv[hop->node_info->slavep[i]].hw_id = ++ hop->node_info->slv_hw_id; ++ MSM_BUS_DBG("BIMC: Update slave_bw: ID: %d -> %llu\n", ++ hop->node_info->priv_id, ++ sel_cd->slv[hop->node_info->slavep[i]].bw); ++ MSM_BUS_DBG("BIMC: Update slave_bw: index: %d\n", ++ hop->node_info->slavep[i]); ++ /* Check if hop is a shared slave. ++ * If it is, mark it dirty ++ * If it isn't, then nothing to be done as the ++ * slaves are in bypass mode. ++ **/ ++ if (hop->node_info->hw_sel == MSM_BUS_RPM) { ++ MSM_BUS_DBG("Slave dirty: %d, slavep: %d\n", ++ hop->node_info->priv_id, ++ hop->node_info->slavep[i]); ++ sel_cd->slv[hop->node_info->slavep[i]].dirty = 1; ++ } ++ } ++} ++ ++static int msm_bus_bimc_commit(struct msm_bus_fabric_registration ++ *fab_pdata, void *hw_data, void **cdata) ++{ ++ MSM_BUS_DBG("\nReached BIMC Commit\n"); ++ msm_bus_remote_hw_commit(fab_pdata, hw_data, cdata); ++ return 0; ++} ++ ++static void msm_bus_bimc_config_limiter( ++ struct msm_bus_fabric_registration *fab_pdata, ++ struct msm_bus_inode_info *info) ++{ ++ struct msm_bus_bimc_info *binfo; ++ int mode, i, ports; ++ ++ binfo = (struct msm_bus_bimc_info *)fab_pdata->hw_data; ++ ports = info->node_info->num_mports; ++ ++ if (!info->node_info->qport) { ++ MSM_BUS_DBG("No QoS Ports to init\n"); ++ return; ++ } ++ ++ if (info->cur_lim_bw) ++ mode = BIMC_QOS_MODE_LIMITER; ++ else ++ mode = info->node_info->mode; ++ ++ switch (mode) { ++ case BIMC_QOS_MODE_BYPASS: ++ case BIMC_QOS_MODE_FIXED: ++ for (i = 0; i < ports; i++) ++ bke_switch(binfo->base, info->node_info->qport[i], ++ BKE_OFF, mode); ++ break; ++ case BIMC_QOS_MODE_REGULATOR: ++ case BIMC_QOS_MODE_LIMITER: ++ if (info->cur_lim_bw != info->cur_prg_bw) { ++ MSM_BUS_DBG("Enabled BKE throttling node %d to %llu\n", ++ info->node_info->id, info->cur_lim_bw); ++ trace_bus_bimc_config_limiter(info->node_info->id, ++ info->cur_lim_bw); ++ for (i = 0; i < ports; i++) { ++ /* If not in fixed mode, update bandwidth */ ++ struct msm_bus_bimc_qos_bw qbw; ++ ++ qbw.ws = info->node_info->ws; ++ qbw.bw = info->cur_lim_bw; ++ qbw.gp = info->node_info->bimc_gp; ++ qbw.thmp = info->node_info->bimc_thmp; ++ bimc_set_static_qos_bw(binfo->base, ++ binfo->qos_freq, ++ info->node_info->qport[i], &qbw); ++ bke_switch(binfo->base, ++ info->node_info->qport[i], ++ BKE_ON, mode); ++ info->cur_prg_bw = qbw.bw; ++ } ++ } ++ break; ++ default: ++ break; ++ } ++} ++ ++static void bimc_init_mas_reg(struct msm_bus_bimc_info *binfo, ++ struct msm_bus_inode_info *info, ++ struct msm_bus_bimc_qos_mode *qmode, int mode) ++{ ++ int i; ++ ++ switch (mode) { ++ case BIMC_QOS_MODE_FIXED: ++ qmode->fixed.prio_level = info->node_info->prio_lvl; ++ qmode->fixed.areq_prio_rd = info->node_info->prio_rd; ++ qmode->fixed.areq_prio_wr = info->node_info->prio_wr; ++ break; ++ case BIMC_QOS_MODE_LIMITER: ++ qmode->rl.qhealth[0].limit_commands = 1; ++ qmode->rl.qhealth[1].limit_commands = 0; ++ qmode->rl.qhealth[2].limit_commands = 0; ++ qmode->rl.qhealth[3].limit_commands = 0; ++ break; ++ default: ++ break; ++ } ++ ++ if (!info->node_info->qport) { ++ MSM_BUS_DBG("No QoS Ports to init\n"); ++ return; ++ } ++ ++ for (i = 0; i < info->node_info->num_mports; i++) { ++ /* If not in bypass mode, update priority */ ++ if (mode != BIMC_QOS_MODE_BYPASS) { ++ msm_bus_bimc_set_qos_prio(binfo->base, ++ info->node_info-> ++ qport[i], mode, qmode); ++ ++ /* If not in fixed mode, update bandwidth */ ++ if (mode != BIMC_QOS_MODE_FIXED) { ++ struct msm_bus_bimc_qos_bw qbw; ++ qbw.ws = info->node_info->ws; ++ qbw.bw = info->node_info->bimc_bw[0]; ++ qbw.gp = info->node_info->bimc_gp; ++ qbw.thmp = info->node_info->bimc_thmp; ++ bimc_set_static_qos_bw(binfo->base, ++ binfo->qos_freq, ++ info->node_info->qport[i], &qbw); ++ } ++ } ++ ++ /* set mode */ ++ msm_bus_bimc_set_qos_mode(binfo->base, ++ info->node_info->qport[i], ++ mode); ++ } ++} ++ ++static void init_health_regs(struct msm_bus_bimc_info *binfo, ++ struct msm_bus_inode_info *info, ++ struct msm_bus_bimc_qos_mode *qmode, ++ int mode) ++{ ++ int i; ++ ++ if (mode == BIMC_QOS_MODE_LIMITER) { ++ qmode->rl.qhealth[0].limit_commands = 1; ++ qmode->rl.qhealth[1].limit_commands = 0; ++ qmode->rl.qhealth[2].limit_commands = 0; ++ qmode->rl.qhealth[3].limit_commands = 0; ++ ++ if (!info->node_info->qport) { ++ MSM_BUS_DBG("No QoS Ports to init\n"); ++ return; ++ } ++ ++ for (i = 0; i < info->node_info->num_mports; i++) { ++ /* If not in bypass mode, update priority */ ++ if (mode != BIMC_QOS_MODE_BYPASS) ++ msm_bus_bimc_set_qos_prio(binfo->base, ++ info->node_info->qport[i], mode, qmode); ++ } ++ } ++} ++ ++ ++static int msm_bus_bimc_mas_init(struct msm_bus_bimc_info *binfo, ++ struct msm_bus_inode_info *info) ++{ ++ struct msm_bus_bimc_qos_mode *qmode; ++ qmode = kzalloc(sizeof(struct msm_bus_bimc_qos_mode), ++ GFP_KERNEL); ++ if (!qmode) { ++ MSM_BUS_WARN("Couldn't alloc prio data for node: %d\n", ++ info->node_info->id); ++ return -ENOMEM; ++ } ++ ++ info->hw_data = (void *)qmode; ++ ++ /** ++ * If the master supports dual configuration, ++ * configure registers for both modes ++ */ ++ if (info->node_info->dual_conf) ++ bimc_init_mas_reg(binfo, info, qmode, ++ info->node_info->mode_thresh); ++ else if (info->node_info->nr_lim) ++ init_health_regs(binfo, info, qmode, BIMC_QOS_MODE_LIMITER); ++ ++ bimc_init_mas_reg(binfo, info, qmode, info->node_info->mode); ++ return 0; ++} ++ ++static void msm_bus_bimc_node_init(void *hw_data, ++ struct msm_bus_inode_info *info) ++{ ++ struct msm_bus_bimc_info *binfo = ++ (struct msm_bus_bimc_info *)hw_data; ++ ++ if (!IS_SLAVE(info->node_info->priv_id) && ++ (info->node_info->hw_sel != MSM_BUS_RPM)) ++ msm_bus_bimc_mas_init(binfo, info); ++} ++ ++static int msm_bus_bimc_port_halt(uint32_t haltid, uint8_t mport) ++{ ++ return 0; ++} ++ ++static int msm_bus_bimc_port_unhalt(uint32_t haltid, uint8_t mport) ++{ ++ return 0; ++} ++ ++static int msm_bus_bimc_limit_mport(struct msm_bus_node_device_type *info, ++ void __iomem *qos_base, uint32_t qos_off, ++ uint32_t qos_delta, uint32_t qos_freq, ++ bool enable_lim, u64 lim_bw) ++{ ++ int mode; ++ int i; ++ ++ if (ZERO_OR_NULL_PTR(info->node_info->qport)) { ++ MSM_BUS_DBG("No QoS Ports to limit\n"); ++ return 0; ++ } ++ ++ if (enable_lim && lim_bw) { ++ mode = BIMC_QOS_MODE_LIMITER; ++ ++ if (!info->node_info->lim_bw) { ++ struct msm_bus_bimc_qos_mode qmode; ++ qmode.rl.qhealth[0].limit_commands = 1; ++ qmode.rl.qhealth[1].limit_commands = 0; ++ qmode.rl.qhealth[2].limit_commands = 0; ++ qmode.rl.qhealth[3].limit_commands = 0; ++ ++ for (i = 0; i < info->node_info->num_qports; i++) { ++ /* If not in bypass mode, update priority */ ++ if (mode != BIMC_QOS_MODE_BYPASS) ++ msm_bus_bimc_set_qos_prio(qos_base, ++ info->node_info->qport[i], mode, ++ &qmode); ++ } ++ } ++ ++ for (i = 0; i < info->node_info->num_qports; i++) { ++ struct msm_bus_bimc_qos_bw qbw; ++ /* If not in fixed mode, update bandwidth */ ++ if ((info->node_info->lim_bw != lim_bw)) { ++ qbw.ws = info->node_info->qos_params.ws; ++ qbw.bw = lim_bw; ++ qbw.gp = info->node_info->qos_params.gp; ++ qbw.thmp = info->node_info->qos_params.thmp; ++ bimc_set_static_qos_bw(qos_base, qos_freq, ++ info->node_info->qport[i], &qbw); ++ } ++ bke_switch(qos_base, info->node_info->qport[i], ++ BKE_ON, mode); ++ } ++ info->node_info->lim_bw = lim_bw; ++ } else { ++ mode = info->node_info->qos_params.mode; ++ for (i = 0; i < info->node_info->num_qports; i++) { ++ bke_switch(qos_base, info->node_info->qport[i], ++ BKE_OFF, mode); ++ } ++ } ++ info->node_info->qos_params.cur_mode = mode; ++ return 0; ++} ++ ++static bool msm_bus_bimc_update_bw_reg(int mode) ++{ ++ bool ret = false; ++ ++ if ((mode == BIMC_QOS_MODE_LIMITER) ++ || (mode == BIMC_QOS_MODE_REGULATOR)) ++ ret = true; ++ ++ return ret; ++} ++ ++static int msm_bus_bimc_qos_init(struct msm_bus_node_device_type *info, ++ void __iomem *qos_base, ++ uint32_t qos_off, uint32_t qos_delta, ++ uint32_t qos_freq) ++{ ++ int i; ++ struct msm_bus_bimc_qos_mode qmode; ++ ++ switch (info->node_info->qos_params.mode) { ++ case BIMC_QOS_MODE_FIXED: ++ qmode.fixed.prio_level = info->node_info->qos_params.prio_lvl; ++ qmode.fixed.areq_prio_rd = info->node_info->qos_params.prio_rd; ++ qmode.fixed.areq_prio_wr = info->node_info->qos_params.prio_wr; ++ break; ++ case BIMC_QOS_MODE_LIMITER: ++ qmode.rl.qhealth[0].limit_commands = 1; ++ qmode.rl.qhealth[1].limit_commands = 0; ++ qmode.rl.qhealth[2].limit_commands = 0; ++ qmode.rl.qhealth[3].limit_commands = 0; ++ break; ++ default: ++ break; ++ } ++ ++ if (ZERO_OR_NULL_PTR(info->node_info->qport)) { ++ MSM_BUS_DBG("No QoS Ports to init\n"); ++ return 0; ++ } ++ ++ for (i = 0; i < info->node_info->num_qports; i++) { ++ /* If not in bypass mode, update priority */ ++ if (info->node_info->qos_params.mode != BIMC_QOS_MODE_BYPASS) ++ msm_bus_bimc_set_qos_prio(qos_base, info->node_info-> ++ qport[i], info->node_info->qos_params.mode, ++ &qmode); ++ ++ /* set mode */ ++ if (info->node_info->qos_params.mode == BIMC_QOS_MODE_LIMITER) ++ bke_switch(qos_base, info->node_info->qport[i], ++ BKE_OFF, BIMC_QOS_MODE_FIXED); ++ else ++ msm_bus_bimc_set_qos_mode(qos_base, ++ info->node_info->qport[i], ++ info->node_info->qos_params.mode); ++ } ++ ++ return 0; ++} ++ ++static int msm_bus_bimc_set_bw(struct msm_bus_node_device_type *dev, ++ void __iomem *qos_base, uint32_t qos_off, ++ uint32_t qos_delta, uint32_t qos_freq) ++{ ++ struct msm_bus_bimc_qos_bw qbw; ++ int i; ++ int64_t bw = 0; ++ int ret = 0; ++ struct msm_bus_node_info_type *info = dev->node_info; ++ ++ if (info && info->num_qports && ++ ((info->qos_params.mode == BIMC_QOS_MODE_LIMITER) || ++ (info->qos_params.mode == BIMC_QOS_MODE_REGULATOR))) { ++ bw = msm_bus_div64(info->num_qports, ++ dev->node_ab.ab[DUAL_CTX]); ++ ++ for (i = 0; i < info->num_qports; i++) { ++ MSM_BUS_DBG("BIMC: Update mas_bw for ID: %d -> %llu\n", ++ info->id, bw); ++ ++ if (!info->qport) { ++ MSM_BUS_DBG("No qos ports to update!\n"); ++ break; ++ } ++ ++ qbw.bw = bw + info->qos_params.bw_buffer; ++ trace_bus_bimc_config_limiter(info->id, bw); ++ ++ /* Default to gp of 5us */ ++ qbw.gp = (info->qos_params.gp ? ++ info->qos_params.gp : 5000); ++ /* Default to thmp of 50% */ ++ qbw.thmp = (info->qos_params.thmp ? ++ info->qos_params.thmp : 50); ++ /* ++ * If the BW vote is 0 then set the QoS mode to ++ * Fixed. ++ */ ++ if (bw) { ++ bimc_set_static_qos_bw(qos_base, qos_freq, ++ info->qport[i], &qbw); ++ bke_switch(qos_base, info->qport[i], ++ BKE_ON, info->qos_params.mode); ++ } else { ++ bke_switch(qos_base, info->qport[i], ++ BKE_OFF, BIMC_QOS_MODE_FIXED); ++ } ++ } ++ } ++ return ret; ++} ++ ++int msm_bus_bimc_hw_init(struct msm_bus_fabric_registration *pdata, ++ struct msm_bus_hw_algorithm *hw_algo) ++{ ++ /* Set interleaving to true by default */ ++ MSM_BUS_DBG("\nInitializing BIMC...\n"); ++ pdata->il_flag = true; ++ hw_algo->allocate_commit_data = msm_bus_bimc_allocate_commit_data; ++ hw_algo->allocate_hw_data = msm_bus_bimc_allocate_bimc_data; ++ hw_algo->node_init = msm_bus_bimc_node_init; ++ hw_algo->free_commit_data = free_commit_data; ++ hw_algo->update_bw = msm_bus_bimc_update_bw; ++ hw_algo->commit = msm_bus_bimc_commit; ++ hw_algo->port_halt = msm_bus_bimc_port_halt; ++ hw_algo->port_unhalt = msm_bus_bimc_port_unhalt; ++ hw_algo->config_master = msm_bus_bimc_config_master; ++ hw_algo->config_limiter = msm_bus_bimc_config_limiter; ++ hw_algo->update_bw_reg = msm_bus_bimc_update_bw_reg; ++ /* BIMC slaves are shared. Slave registers are set through RPM */ ++ if (!pdata->ahb) ++ pdata->rpm_enabled = 1; ++ return 0; ++} ++ ++int msm_bus_bimc_set_ops(struct msm_bus_node_device_type *bus_dev) ++{ ++ if (!bus_dev) ++ return -ENODEV; ++ else { ++ bus_dev->fabdev->noc_ops.qos_init = msm_bus_bimc_qos_init; ++ bus_dev->fabdev->noc_ops.set_bw = msm_bus_bimc_set_bw; ++ bus_dev->fabdev->noc_ops.limit_mport = msm_bus_bimc_limit_mport; ++ bus_dev->fabdev->noc_ops.update_bw_reg = ++ msm_bus_bimc_update_bw_reg; ++ } ++ return 0; ++} ++EXPORT_SYMBOL(msm_bus_bimc_set_ops); +--- /dev/null ++++ b/drivers/bus/msm_bus/msm_bus_bimc.h +@@ -0,0 +1,127 @@ ++/* Copyright (c) 2012-2013, The Linux Foundation. All rights reserved. ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 and ++ * only version 2 as published by the Free Software Foundation. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ */ ++ ++#ifndef _ARCH_ARM_MACH_MSM_BUS_BIMC_H ++#define _ARCH_ARM_MACH_MSM_BUS_BIMC_H ++ ++struct msm_bus_bimc_params { ++ uint32_t bus_id; ++ uint32_t addr_width; ++ uint32_t data_width; ++ uint32_t nmasters; ++ uint32_t nslaves; ++}; ++ ++struct msm_bus_bimc_commit { ++ struct msm_bus_node_hw_info *mas; ++ struct msm_bus_node_hw_info *slv; ++}; ++ ++struct msm_bus_bimc_info { ++ void __iomem *base; ++ uint32_t base_addr; ++ uint32_t qos_freq; ++ struct msm_bus_bimc_params params; ++ struct msm_bus_bimc_commit cdata[NUM_CTX]; ++}; ++ ++struct msm_bus_bimc_node { ++ uint32_t conn_mask; ++ uint32_t data_width; ++ uint8_t slv_arb_mode; ++}; ++ ++enum msm_bus_bimc_arb_mode { ++ BIMC_ARB_MODE_RR = 0, ++ BIMC_ARB_MODE_PRIORITY_RR, ++ BIMC_ARB_MODE_TIERED_RR, ++}; ++ ++ ++enum msm_bus_bimc_interleave { ++ BIMC_INTERLEAVE_NONE = 0, ++ BIMC_INTERLEAVE_ODD, ++ BIMC_INTERLEAVE_EVEN, ++}; ++ ++struct msm_bus_bimc_slave_seg { ++ bool enable; ++ uint64_t start_addr; ++ uint64_t seg_size; ++ uint8_t interleave; ++}; ++ ++enum msm_bus_bimc_qos_mode_type { ++ BIMC_QOS_MODE_FIXED = 0, ++ BIMC_QOS_MODE_LIMITER, ++ BIMC_QOS_MODE_BYPASS, ++ BIMC_QOS_MODE_REGULATOR, ++}; ++ ++struct msm_bus_bimc_qos_health { ++ bool limit_commands; ++ uint32_t areq_prio; ++ uint32_t prio_level; ++}; ++ ++struct msm_bus_bimc_mode_fixed { ++ uint32_t prio_level; ++ uint32_t areq_prio_rd; ++ uint32_t areq_prio_wr; ++}; ++ ++struct msm_bus_bimc_mode_rl { ++ uint8_t qhealthnum; ++ struct msm_bus_bimc_qos_health qhealth[4]; ++}; ++ ++struct msm_bus_bimc_qos_mode { ++ uint8_t mode; ++ struct msm_bus_bimc_mode_fixed fixed; ++ struct msm_bus_bimc_mode_rl rl; ++}; ++ ++struct msm_bus_bimc_qos_bw { ++ uint64_t bw; /* bw is in Bytes/sec */ ++ uint32_t ws; /* Window size in nano seconds*/ ++ int64_t thh; /* Threshold high, bytes per second */ ++ int64_t thm; /* Threshold medium, bytes per second */ ++ int64_t thl; /* Threshold low, bytes per second */ ++ u32 gp; /* Grant Period in micro seconds */ ++ u32 thmp; /* Threshold medium in percentage */ ++}; ++ ++struct msm_bus_bimc_clk_gate { ++ bool core_clk_gate_en; ++ bool arb_clk_gate_en; /* For arbiter */ ++ bool port_clk_gate_en; /* For regs on BIMC core clock */ ++}; ++ ++void msm_bus_bimc_set_slave_seg(struct msm_bus_bimc_info *binfo, ++ uint32_t slv_index, uint32_t seg_index, ++ struct msm_bus_bimc_slave_seg *bsseg); ++void msm_bus_bimc_set_slave_clk_gate(struct msm_bus_bimc_info *binfo, ++ uint32_t slv_index, struct msm_bus_bimc_clk_gate *bgate); ++void msm_bus_bimc_set_mas_clk_gate(struct msm_bus_bimc_info *binfo, ++ uint32_t mas_index, struct msm_bus_bimc_clk_gate *bgate); ++void msm_bus_bimc_arb_en(struct msm_bus_bimc_info *binfo, ++ uint32_t slv_index, bool en); ++void msm_bus_bimc_get_params(struct msm_bus_bimc_info *binfo, ++ struct msm_bus_bimc_params *params); ++void msm_bus_bimc_get_mas_params(struct msm_bus_bimc_info *binfo, ++ uint32_t mas_index, struct msm_bus_bimc_node *mparams); ++void msm_bus_bimc_get_slv_params(struct msm_bus_bimc_info *binfo, ++ uint32_t slv_index, struct msm_bus_bimc_node *sparams); ++bool msm_bus_bimc_get_arb_en(struct msm_bus_bimc_info *binfo, ++ uint32_t slv_index); ++ ++#endif /*_ARCH_ARM_MACH_MSM_BUS_BIMC_H*/ +--- /dev/null ++++ b/drivers/bus/msm_bus/msm_bus_client_api.c +@@ -0,0 +1,83 @@ ++/* Copyright (c) 2014, The Linux Foundation. All rights reserved. ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 and ++ * only version 2 as published by the Free Software Foundation. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ */ ++ ++#define pr_fmt(fmt) "AXI: %s(): " fmt, __func__ ++ ++#include <linux/kernel.h> ++#include <linux/init.h> ++#include <linux/list.h> ++#include <linux/module.h> ++#include <linux/slab.h> ++#include <linux/mutex.h> ++#include <linux/radix-tree.h> ++#include <linux/clk.h> ++#include "msm-bus.h" ++#include "msm_bus_core.h" ++ ++struct msm_bus_arb_ops arb_ops; ++ ++/** ++ * msm_bus_scale_register_client() - Register the clients with the msm bus ++ * driver ++ * @pdata: Platform data of the client, containing src, dest, ab, ib. ++ * Return non-zero value in case of success, 0 in case of failure. ++ * ++ * Client data contains the vectors specifying arbitrated bandwidth (ab) ++ * and instantaneous bandwidth (ib) requested between a particular ++ * src and dest. ++ */ ++uint32_t msm_bus_scale_register_client(struct msm_bus_scale_pdata *pdata) ++{ ++ if (arb_ops.register_client) ++ return arb_ops.register_client(pdata); ++ else { ++ pr_err("%s: Bus driver not ready.", ++ __func__); ++ return 0; ++ } ++} ++EXPORT_SYMBOL(msm_bus_scale_register_client); ++ ++/** ++ * msm_bus_scale_client_update_request() - Update the request for bandwidth ++ * from a particular client ++ * ++ * cl: Handle to the client ++ * index: Index into the vector, to which the bw and clock values need to be ++ * updated ++ */ ++int msm_bus_scale_client_update_request(uint32_t cl, unsigned int index) ++{ ++ if (arb_ops.update_request) ++ return arb_ops.update_request(cl, index); ++ else { ++ pr_err("%s: Bus driver not ready.", ++ __func__); ++ return -EPROBE_DEFER; ++ } ++} ++EXPORT_SYMBOL(msm_bus_scale_client_update_request); ++ ++/** ++ * msm_bus_scale_unregister_client() - Unregister the client from the bus driver ++ * @cl: Handle to the client ++ */ ++void msm_bus_scale_unregister_client(uint32_t cl) ++{ ++ if (arb_ops.unregister_client) ++ arb_ops.unregister_client(cl); ++ else { ++ pr_err("%s: Bus driver not ready.", ++ __func__); ++ } ++} ++EXPORT_SYMBOL(msm_bus_scale_unregister_client); +--- /dev/null ++++ b/drivers/bus/msm_bus/msm_bus_core.c +@@ -0,0 +1,125 @@ ++/* Copyright (c) 2010-2014, The Linux Foundation. All rights reserved. ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 and ++ * only version 2 as published by the Free Software Foundation. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ */ ++ ++#define pr_fmt(fmt) "AXI: %s(): " fmt, __func__ ++ ++#include <linux/kernel.h> ++#include <linux/init.h> ++#include <linux/module.h> ++#include <linux/slab.h> ++#include <linux/mutex.h> ++#include <linux/radix-tree.h> ++#include <linux/clk.h> ++#include "msm-bus-board.h" ++#include "msm-bus.h" ++#include "msm_bus_core.h" ++ ++static atomic_t num_fab = ATOMIC_INIT(0); ++ ++int msm_bus_get_num_fab(void) ++{ ++ return atomic_read(&num_fab); ++} ++ ++int msm_bus_device_match(struct device *dev, void *id) ++{ ++ struct msm_bus_fabric_device *fabdev = to_msm_bus_fabric_device(dev); ++ ++ if (!fabdev) { ++ MSM_BUS_WARN("Fabric %p returning 0\n", fabdev); ++ return 0; ++ } ++ return fabdev->id == *(int *)id; ++} ++ ++static void msm_bus_release(struct device *device) ++{ ++} ++ ++struct bus_type msm_bus_type = { ++ .name = "msm-bus-type", ++}; ++EXPORT_SYMBOL(msm_bus_type); ++ ++/** ++ * msm_bus_get_fabric_device() - This function is used to search for ++ * the fabric device on the bus ++ * @fabid: Fabric id ++ * Function returns: Pointer to the fabric device ++ */ ++struct msm_bus_fabric_device *msm_bus_get_fabric_device(int fabid) ++{ ++ struct device *dev; ++ struct msm_bus_fabric_device *fabric; ++ dev = bus_find_device(&msm_bus_type, NULL, (void *)&fabid, ++ msm_bus_device_match); ++ if (!dev) ++ return NULL; ++ fabric = to_msm_bus_fabric_device(dev); ++ return fabric; ++} ++ ++/** ++ * msm_bus_fabric_device_register() - Registers a fabric on msm bus ++ * @fabdev: Fabric device to be registered ++ */ ++int msm_bus_fabric_device_register(struct msm_bus_fabric_device *fabdev) ++{ ++ int ret = 0; ++ fabdev->dev.bus = &msm_bus_type; ++ fabdev->dev.release = msm_bus_release; ++ ret = dev_set_name(&fabdev->dev, fabdev->name); ++ if (ret) { ++ MSM_BUS_ERR("error setting dev name\n"); ++ goto err; ++ } ++ ++ ret = device_register(&fabdev->dev); ++ if (ret < 0) { ++ MSM_BUS_ERR("error registering device%d %s\n", ++ ret, fabdev->name); ++ goto err; ++ } ++ atomic_inc(&num_fab); ++err: ++ return ret; ++} ++ ++/** ++ * msm_bus_fabric_device_unregister() - Unregisters the fabric ++ * devices from the msm bus ++ */ ++void msm_bus_fabric_device_unregister(struct msm_bus_fabric_device *fabdev) ++{ ++ device_unregister(&fabdev->dev); ++ atomic_dec(&num_fab); ++} ++ ++static void __exit msm_bus_exit(void) ++{ ++ bus_unregister(&msm_bus_type); ++} ++ ++static int __init msm_bus_init(void) ++{ ++ int retval = 0; ++ retval = bus_register(&msm_bus_type); ++ if (retval) ++ MSM_BUS_ERR("bus_register error! %d\n", ++ retval); ++ return retval; ++} ++postcore_initcall(msm_bus_init); ++module_exit(msm_bus_exit); ++MODULE_LICENSE("GPL v2"); ++MODULE_VERSION("0.2"); ++MODULE_ALIAS("platform:msm_bus"); +--- /dev/null ++++ b/drivers/bus/msm_bus/msm_bus_core.h +@@ -0,0 +1,375 @@ ++/* Copyright (c) 2011-2014, The Linux Foundation. All rights reserved. ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 and ++ * only version 2 as published by the Free Software Foundation. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ */ ++ ++#ifndef _ARCH_ARM_MACH_MSM_BUS_CORE_H ++#define _ARCH_ARM_MACH_MSM_BUS_CORE_H ++ ++#include <linux/types.h> ++#include <linux/device.h> ++#include <linux/radix-tree.h> ++#include <linux/platform_device.h> ++#include "msm-bus-board.h" ++#include "msm-bus.h" ++ ++#define MSM_BUS_DBG(msg, ...) \ ++ pr_debug(msg, ## __VA_ARGS__) ++#define MSM_BUS_ERR(msg, ...) \ ++ pr_err(msg, ## __VA_ARGS__) ++#define MSM_BUS_WARN(msg, ...) \ ++ pr_warn(msg, ## __VA_ARGS__) ++#define MSM_FAB_ERR(msg, ...) \ ++ dev_err(&fabric->fabdev.dev, msg, ## __VA_ARGS__) ++ ++#define IS_MASTER_VALID(mas) \ ++ (((mas >= MSM_BUS_MASTER_FIRST) && (mas <= MSM_BUS_MASTER_LAST)) \ ++ ? 1 : 0) ++#define IS_SLAVE_VALID(slv) \ ++ (((slv >= MSM_BUS_SLAVE_FIRST) && (slv <= MSM_BUS_SLAVE_LAST)) ? 1 : 0) ++ ++#define INTERLEAVED_BW(fab_pdata, bw, ports) \ ++ ((fab_pdata->il_flag) ? ((bw < 0) \ ++ ? -msm_bus_div64((ports), (-bw)) : msm_bus_div64((ports), (bw))) : (bw)) ++#define INTERLEAVED_VAL(fab_pdata, n) \ ++ ((fab_pdata->il_flag) ? (n) : 1) ++#define KBTOB(a) (a * 1000ULL) ++ ++enum msm_bus_dbg_op_type { ++ MSM_BUS_DBG_UNREGISTER = -2, ++ MSM_BUS_DBG_REGISTER, ++ MSM_BUS_DBG_OP = 1, ++}; ++ ++enum msm_bus_hw_sel { ++ MSM_BUS_RPM = 0, ++ MSM_BUS_NOC, ++ MSM_BUS_BIMC, ++}; ++ ++struct msm_bus_arb_ops { ++ uint32_t (*register_client)(struct msm_bus_scale_pdata *pdata); ++ int (*update_request)(uint32_t cl, unsigned int index); ++ void (*unregister_client)(uint32_t cl); ++}; ++ ++enum { ++ SLAVE_NODE, ++ MASTER_NODE, ++ CLK_NODE, ++ NR_LIM_NODE, ++}; ++ ++ ++extern struct bus_type msm_bus_type; ++extern struct msm_bus_arb_ops arb_ops; ++extern void msm_bus_arb_setops_legacy(struct msm_bus_arb_ops *arb_ops); ++ ++struct msm_bus_node_info { ++ unsigned int id; ++ unsigned int priv_id; ++ unsigned int mas_hw_id; ++ unsigned int slv_hw_id; ++ int gateway; ++ int *masterp; ++ int *qport; ++ int num_mports; ++ int *slavep; ++ int num_sports; ++ int *tier; ++ int num_tiers; ++ int ahb; ++ int hw_sel; ++ const char *slaveclk[NUM_CTX]; ++ const char *memclk[NUM_CTX]; ++ const char *iface_clk_node; ++ unsigned int buswidth; ++ unsigned int ws; ++ unsigned int mode; ++ unsigned int perm_mode; ++ unsigned int prio_lvl; ++ unsigned int prio_rd; ++ unsigned int prio_wr; ++ unsigned int prio1; ++ unsigned int prio0; ++ unsigned int num_thresh; ++ u64 *th; ++ u64 cur_lim_bw; ++ unsigned int mode_thresh; ++ bool dual_conf; ++ u64 *bimc_bw; ++ bool nr_lim; ++ u32 ff; ++ bool rt_mas; ++ u32 bimc_gp; ++ u32 bimc_thmp; ++ u64 floor_bw; ++ const char *name; ++}; ++ ++struct path_node { ++ uint64_t clk[NUM_CTX]; ++ uint64_t bw[NUM_CTX]; ++ uint64_t *sel_clk; ++ uint64_t *sel_bw; ++ int next; ++}; ++ ++struct msm_bus_link_info { ++ uint64_t clk[NUM_CTX]; ++ uint64_t *sel_clk; ++ uint64_t memclk; ++ int64_t bw[NUM_CTX]; ++ int64_t *sel_bw; ++ int *tier; ++ int num_tiers; ++}; ++ ++struct nodeclk { ++ struct clk *clk; ++ uint64_t rate; ++ bool dirty; ++ bool enable; ++}; ++ ++struct msm_bus_inode_info { ++ struct msm_bus_node_info *node_info; ++ uint64_t max_bw; ++ uint64_t max_clk; ++ uint64_t cur_lim_bw; ++ uint64_t cur_prg_bw; ++ struct msm_bus_link_info link_info; ++ int num_pnodes; ++ struct path_node *pnode; ++ int commit_index; ++ struct nodeclk nodeclk[NUM_CTX]; ++ struct nodeclk memclk[NUM_CTX]; ++ struct nodeclk iface_clk; ++ void *hw_data; ++}; ++ ++struct msm_bus_node_hw_info { ++ bool dirty; ++ unsigned int hw_id; ++ uint64_t bw; ++}; ++ ++struct msm_bus_hw_algorithm { ++ int (*allocate_commit_data)(struct msm_bus_fabric_registration ++ *fab_pdata, void **cdata, int ctx); ++ void *(*allocate_hw_data)(struct platform_device *pdev, ++ struct msm_bus_fabric_registration *fab_pdata); ++ void (*node_init)(void *hw_data, struct msm_bus_inode_info *info); ++ void (*free_commit_data)(void *cdata); ++ void (*update_bw)(struct msm_bus_inode_info *hop, ++ struct msm_bus_inode_info *info, ++ struct msm_bus_fabric_registration *fab_pdata, ++ void *sel_cdata, int *master_tiers, ++ int64_t add_bw); ++ void (*fill_cdata_buffer)(int *curr, char *buf, const int max_size, ++ void *cdata, int nmasters, int nslaves, int ntslaves); ++ int (*commit)(struct msm_bus_fabric_registration ++ *fab_pdata, void *hw_data, void **cdata); ++ int (*port_unhalt)(uint32_t haltid, uint8_t mport); ++ int (*port_halt)(uint32_t haltid, uint8_t mport); ++ void (*config_master)(struct msm_bus_fabric_registration *fab_pdata, ++ struct msm_bus_inode_info *info, ++ uint64_t req_clk, uint64_t req_bw); ++ void (*config_limiter)(struct msm_bus_fabric_registration *fab_pdata, ++ struct msm_bus_inode_info *info); ++ bool (*update_bw_reg)(int mode); ++}; ++ ++struct msm_bus_fabric_device { ++ int id; ++ const char *name; ++ struct device dev; ++ const struct msm_bus_fab_algorithm *algo; ++ const struct msm_bus_board_algorithm *board_algo; ++ struct msm_bus_hw_algorithm hw_algo; ++ int visited; ++ int num_nr_lim; ++ u64 nr_lim_thresh; ++ u32 eff_fact; ++}; ++#define to_msm_bus_fabric_device(d) container_of(d, \ ++ struct msm_bus_fabric_device, d) ++ ++struct msm_bus_fabric { ++ struct msm_bus_fabric_device fabdev; ++ int ahb; ++ void *cdata[NUM_CTX]; ++ bool arb_dirty; ++ bool clk_dirty; ++ struct radix_tree_root fab_tree; ++ int num_nodes; ++ struct list_head gateways; ++ struct msm_bus_inode_info info; ++ struct msm_bus_fabric_registration *pdata; ++ void *hw_data; ++}; ++#define to_msm_bus_fabric(d) container_of(d, \ ++ struct msm_bus_fabric, d) ++ ++ ++struct msm_bus_fab_algorithm { ++ int (*update_clks)(struct msm_bus_fabric_device *fabdev, ++ struct msm_bus_inode_info *pme, int index, ++ uint64_t curr_clk, uint64_t req_clk, ++ uint64_t bwsum, int flag, int ctx, ++ unsigned int cl_active_flag); ++ int (*port_halt)(struct msm_bus_fabric_device *fabdev, int portid); ++ int (*port_unhalt)(struct msm_bus_fabric_device *fabdev, int portid); ++ int (*commit)(struct msm_bus_fabric_device *fabdev); ++ struct msm_bus_inode_info *(*find_node)(struct msm_bus_fabric_device ++ *fabdev, int id); ++ struct msm_bus_inode_info *(*find_gw_node)(struct msm_bus_fabric_device ++ *fabdev, int id); ++ struct list_head *(*get_gw_list)(struct msm_bus_fabric_device *fabdev); ++ void (*update_bw)(struct msm_bus_fabric_device *fabdev, struct ++ msm_bus_inode_info * hop, struct msm_bus_inode_info *info, ++ int64_t add_bw, int *master_tiers, int ctx); ++ void (*config_master)(struct msm_bus_fabric_device *fabdev, ++ struct msm_bus_inode_info *info, uint64_t req_clk, ++ uint64_t req_bw); ++ void (*config_limiter)(struct msm_bus_fabric_device *fabdev, ++ struct msm_bus_inode_info *info); ++}; ++ ++struct msm_bus_board_algorithm { ++ int board_nfab; ++ void (*assign_iids)(struct msm_bus_fabric_registration *fabreg, ++ int fabid); ++ int (*get_iid)(int id); ++}; ++ ++/** ++ * Used to store the list of fabrics and other info to be ++ * maintained outside the fabric structure. ++ * Used while calculating path, and to find fabric ptrs ++ */ ++struct msm_bus_fabnodeinfo { ++ struct list_head list; ++ struct msm_bus_inode_info *info; ++}; ++ ++struct msm_bus_client { ++ int id; ++ struct msm_bus_scale_pdata *pdata; ++ int *src_pnode; ++ int curr; ++}; ++ ++uint64_t msm_bus_div64(unsigned int width, uint64_t bw); ++int msm_bus_fabric_device_register(struct msm_bus_fabric_device *fabric); ++void msm_bus_fabric_device_unregister(struct msm_bus_fabric_device *fabric); ++struct msm_bus_fabric_device *msm_bus_get_fabric_device(int fabid); ++int msm_bus_get_num_fab(void); ++ ++ ++int msm_bus_hw_fab_init(struct msm_bus_fabric_registration *pdata, ++ struct msm_bus_hw_algorithm *hw_algo); ++void msm_bus_board_init(struct msm_bus_fabric_registration *pdata); ++void msm_bus_board_set_nfab(struct msm_bus_fabric_registration *pdata, ++ int nfab); ++#if defined(CONFIG_MSM_RPM_SMD) ++int msm_bus_rpm_hw_init(struct msm_bus_fabric_registration *pdata, ++ struct msm_bus_hw_algorithm *hw_algo); ++int msm_bus_remote_hw_commit(struct msm_bus_fabric_registration ++ *fab_pdata, void *hw_data, void **cdata); ++void msm_bus_rpm_fill_cdata_buffer(int *curr, char *buf, const int max_size, ++ void *cdata, int nmasters, int nslaves, int ntslaves); ++#else ++static inline int msm_bus_rpm_hw_init(struct msm_bus_fabric_registration *pdata, ++ struct msm_bus_hw_algorithm *hw_algo) ++{ ++ return 0; ++} ++static inline int msm_bus_remote_hw_commit(struct msm_bus_fabric_registration ++ *fab_pdata, void *hw_data, void **cdata) ++{ ++ return 0; ++} ++static inline void msm_bus_rpm_fill_cdata_buffer(int *curr, char *buf, ++ const int max_size, void *cdata, int nmasters, int nslaves, ++ int ntslaves) ++{ ++} ++#endif ++ ++int msm_bus_noc_hw_init(struct msm_bus_fabric_registration *pdata, ++ struct msm_bus_hw_algorithm *hw_algo); ++int msm_bus_bimc_hw_init(struct msm_bus_fabric_registration *pdata, ++ struct msm_bus_hw_algorithm *hw_algo); ++#if defined(CONFIG_DEBUG_FS) && defined(CONFIG_MSM_BUS_SCALING) ++void msm_bus_dbg_client_data(struct msm_bus_scale_pdata *pdata, int index, ++ uint32_t cl); ++void msm_bus_dbg_commit_data(const char *fabname, void *cdata, ++ int nmasters, int nslaves, int ntslaves, int op); ++#else ++static inline void msm_bus_dbg_client_data(struct msm_bus_scale_pdata *pdata, ++ int index, uint32_t cl) ++{ ++} ++static inline void msm_bus_dbg_commit_data(const char *fabname, ++ void *cdata, int nmasters, int nslaves, int ntslaves, ++ int op) ++{ ++} ++#endif ++ ++#ifdef CONFIG_CORESIGHT ++int msmbus_coresight_init(struct platform_device *pdev); ++void msmbus_coresight_remove(struct platform_device *pdev); ++int msmbus_coresight_init_adhoc(struct platform_device *pdev, ++ struct device_node *of_node); ++void msmbus_coresight_remove_adhoc(struct platform_device *pdev); ++#else ++static inline int msmbus_coresight_init(struct platform_device *pdev) ++{ ++ return 0; ++} ++ ++static inline void msmbus_coresight_remove(struct platform_device *pdev) ++{ ++} ++ ++static inline int msmbus_coresight_init_adhoc(struct platform_device *pdev, ++ struct device_node *of_node) ++{ ++ return 0; ++} ++ ++static inline void msmbus_coresight_remove_adhoc(struct platform_device *pdev) ++{ ++} ++#endif ++ ++ ++#ifdef CONFIG_OF ++void msm_bus_of_get_nfab(struct platform_device *pdev, ++ struct msm_bus_fabric_registration *pdata); ++struct msm_bus_fabric_registration ++ *msm_bus_of_get_fab_data(struct platform_device *pdev); ++#else ++static inline void msm_bus_of_get_nfab(struct platform_device *pdev, ++ struct msm_bus_fabric_registration *pdata) ++{ ++ return; ++} ++ ++static inline struct msm_bus_fabric_registration ++ *msm_bus_of_get_fab_data(struct platform_device *pdev) ++{ ++ return NULL; ++} ++#endif ++ ++#endif /*_ARCH_ARM_MACH_MSM_BUS_CORE_H*/ +--- /dev/null ++++ b/drivers/bus/msm_bus/msm_bus_dbg.c +@@ -0,0 +1,810 @@ ++/* Copyright (c) 2010-2012, 2014, The Linux Foundation. All rights reserved. ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 and ++ * only version 2 as published by the Free Software Foundation. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ * ++ */ ++ ++#define pr_fmt(fmt) "AXI: %s(): " fmt, __func__ ++ ++#include <linux/kernel.h> ++#include <linux/module.h> ++#include <linux/seq_file.h> ++#include <linux/debugfs.h> ++#include <linux/slab.h> ++#include <linux/mutex.h> ++#include <linux/string.h> ++#include <linux/uaccess.h> ++#include <linux/hrtimer.h> ++#include "msm-bus-board.h" ++#include "msm-bus.h" ++#include "msm_bus_rules.h" ++#include "msm_bus_core.h" ++#include "msm_bus_adhoc.h" ++ ++#define CREATE_TRACE_POINTS ++#include <trace/events/trace_msm_bus.h> ++ ++#define MAX_BUFF_SIZE 4096 ++#define FILL_LIMIT 128 ++ ++static struct dentry *clients; ++static struct dentry *dir; ++static DEFINE_MUTEX(msm_bus_dbg_fablist_lock); ++struct msm_bus_dbg_state { ++ uint32_t cl; ++ uint8_t enable; ++ uint8_t current_index; ++} clstate; ++ ++struct msm_bus_cldata { ++ const struct msm_bus_scale_pdata *pdata; ++ int index; ++ uint32_t clid; ++ int size; ++ struct dentry *file; ++ struct list_head list; ++ char buffer[MAX_BUFF_SIZE]; ++}; ++ ++struct msm_bus_fab_list { ++ const char *name; ++ int size; ++ struct dentry *file; ++ struct list_head list; ++ char buffer[MAX_BUFF_SIZE]; ++}; ++ ++static char *rules_buf; ++ ++LIST_HEAD(fabdata_list); ++LIST_HEAD(cl_list); ++ ++/** ++ * The following structures and funtions are used for ++ * the test-client which can be created at run-time. ++ */ ++ ++static struct msm_bus_vectors init_vectors[1]; ++static struct msm_bus_vectors current_vectors[1]; ++static struct msm_bus_vectors requested_vectors[1]; ++ ++static struct msm_bus_paths shell_client_usecases[] = { ++ { ++ .num_paths = ARRAY_SIZE(init_vectors), ++ .vectors = init_vectors, ++ }, ++ { ++ .num_paths = ARRAY_SIZE(current_vectors), ++ .vectors = current_vectors, ++ }, ++ { ++ .num_paths = ARRAY_SIZE(requested_vectors), ++ .vectors = requested_vectors, ++ }, ++}; ++ ++static struct msm_bus_scale_pdata shell_client = { ++ .usecase = shell_client_usecases, ++ .num_usecases = ARRAY_SIZE(shell_client_usecases), ++ .name = "test-client", ++}; ++ ++static void msm_bus_dbg_init_vectors(void) ++{ ++ init_vectors[0].src = -1; ++ init_vectors[0].dst = -1; ++ init_vectors[0].ab = 0; ++ init_vectors[0].ib = 0; ++ current_vectors[0].src = -1; ++ current_vectors[0].dst = -1; ++ current_vectors[0].ab = 0; ++ current_vectors[0].ib = 0; ++ requested_vectors[0].src = -1; ++ requested_vectors[0].dst = -1; ++ requested_vectors[0].ab = 0; ++ requested_vectors[0].ib = 0; ++ clstate.enable = 0; ++ clstate.current_index = 0; ++} ++ ++static int msm_bus_dbg_update_cl_request(uint32_t cl) ++{ ++ int ret = 0; ++ ++ if (clstate.current_index < 2) ++ clstate.current_index = 2; ++ else { ++ clstate.current_index = 1; ++ current_vectors[0].ab = requested_vectors[0].ab; ++ current_vectors[0].ib = requested_vectors[0].ib; ++ } ++ ++ if (clstate.enable) { ++ MSM_BUS_DBG("Updating request for shell client, index: %d\n", ++ clstate.current_index); ++ ret = msm_bus_scale_client_update_request(clstate.cl, ++ clstate.current_index); ++ } else ++ MSM_BUS_DBG("Enable bit not set. Skipping update request\n"); ++ ++ return ret; ++} ++ ++static void msm_bus_dbg_unregister_client(uint32_t cl) ++{ ++ MSM_BUS_DBG("Unregistering shell client\n"); ++ msm_bus_scale_unregister_client(clstate.cl); ++ clstate.cl = 0; ++} ++ ++static uint32_t msm_bus_dbg_register_client(void) ++{ ++ int ret = 0; ++ ++ if (init_vectors[0].src != requested_vectors[0].src) { ++ MSM_BUS_DBG("Shell client master changed. Unregistering\n"); ++ msm_bus_dbg_unregister_client(clstate.cl); ++ } ++ if (init_vectors[0].dst != requested_vectors[0].dst) { ++ MSM_BUS_DBG("Shell client slave changed. Unregistering\n"); ++ msm_bus_dbg_unregister_client(clstate.cl); ++ } ++ ++ current_vectors[0].src = init_vectors[0].src; ++ requested_vectors[0].src = init_vectors[0].src; ++ current_vectors[0].dst = init_vectors[0].dst; ++ requested_vectors[0].dst = init_vectors[0].dst; ++ ++ if (!clstate.enable) { ++ MSM_BUS_DBG("Enable bit not set, skipping registration: cl " ++ "%d\n", clstate.cl); ++ return 0; ++ } ++ ++ if (clstate.cl) { ++ MSM_BUS_DBG("Client registered, skipping registration\n"); ++ return clstate.cl; ++ } ++ ++ MSM_BUS_DBG("Registering shell client\n"); ++ ret = msm_bus_scale_register_client(&shell_client); ++ return ret; ++} ++ ++static int msm_bus_dbg_mas_get(void *data, u64 *val) ++{ ++ *val = init_vectors[0].src; ++ MSM_BUS_DBG("Get master: %llu\n", *val); ++ return 0; ++} ++ ++static int msm_bus_dbg_mas_set(void *data, u64 val) ++{ ++ init_vectors[0].src = val; ++ MSM_BUS_DBG("Set master: %llu\n", val); ++ clstate.cl = msm_bus_dbg_register_client(); ++ return 0; ++} ++DEFINE_SIMPLE_ATTRIBUTE(shell_client_mas_fops, msm_bus_dbg_mas_get, ++ msm_bus_dbg_mas_set, "%llu\n"); ++ ++static int msm_bus_dbg_slv_get(void *data, u64 *val) ++{ ++ *val = init_vectors[0].dst; ++ MSM_BUS_DBG("Get slave: %llu\n", *val); ++ return 0; ++} ++ ++static int msm_bus_dbg_slv_set(void *data, u64 val) ++{ ++ init_vectors[0].dst = val; ++ MSM_BUS_DBG("Set slave: %llu\n", val); ++ clstate.cl = msm_bus_dbg_register_client(); ++ return 0; ++} ++DEFINE_SIMPLE_ATTRIBUTE(shell_client_slv_fops, msm_bus_dbg_slv_get, ++ msm_bus_dbg_slv_set, "%llu\n"); ++ ++static int msm_bus_dbg_ab_get(void *data, u64 *val) ++{ ++ *val = requested_vectors[0].ab; ++ MSM_BUS_DBG("Get ab: %llu\n", *val); ++ return 0; ++} ++ ++static int msm_bus_dbg_ab_set(void *data, u64 val) ++{ ++ requested_vectors[0].ab = val; ++ MSM_BUS_DBG("Set ab: %llu\n", val); ++ return 0; ++} ++DEFINE_SIMPLE_ATTRIBUTE(shell_client_ab_fops, msm_bus_dbg_ab_get, ++ msm_bus_dbg_ab_set, "%llu\n"); ++ ++static int msm_bus_dbg_ib_get(void *data, u64 *val) ++{ ++ *val = requested_vectors[0].ib; ++ MSM_BUS_DBG("Get ib: %llu\n", *val); ++ return 0; ++} ++ ++static int msm_bus_dbg_ib_set(void *data, u64 val) ++{ ++ requested_vectors[0].ib = val; ++ MSM_BUS_DBG("Set ib: %llu\n", val); ++ return 0; ++} ++DEFINE_SIMPLE_ATTRIBUTE(shell_client_ib_fops, msm_bus_dbg_ib_get, ++ msm_bus_dbg_ib_set, "%llu\n"); ++ ++static int msm_bus_dbg_en_get(void *data, u64 *val) ++{ ++ *val = clstate.enable; ++ MSM_BUS_DBG("Get enable: %llu\n", *val); ++ return 0; ++} ++ ++static int msm_bus_dbg_en_set(void *data, u64 val) ++{ ++ int ret = 0; ++ ++ clstate.enable = val; ++ if (clstate.enable) { ++ if (!clstate.cl) { ++ MSM_BUS_DBG("client: %u\n", clstate.cl); ++ clstate.cl = msm_bus_dbg_register_client(); ++ if (clstate.cl) ++ ret = msm_bus_dbg_update_cl_request(clstate.cl); ++ } else { ++ MSM_BUS_DBG("update request for cl: %u\n", clstate.cl); ++ ret = msm_bus_dbg_update_cl_request(clstate.cl); ++ } ++ } ++ ++ MSM_BUS_DBG("Set enable: %llu\n", val); ++ return ret; ++} ++DEFINE_SIMPLE_ATTRIBUTE(shell_client_en_fops, msm_bus_dbg_en_get, ++ msm_bus_dbg_en_set, "%llu\n"); ++ ++/** ++ * The following funtions are used for viewing the client data ++ * and changing the client request at run-time ++ */ ++ ++static ssize_t client_data_read(struct file *file, char __user *buf, ++ size_t count, loff_t *ppos) ++{ ++ int bsize = 0; ++ uint32_t cl = (uint32_t)(uintptr_t)file->private_data; ++ struct msm_bus_cldata *cldata = NULL; ++ int found = 0; ++ ++ list_for_each_entry(cldata, &cl_list, list) { ++ if (cldata->clid == cl) { ++ found = 1; ++ break; ++ } ++ } ++ if (!found) ++ return 0; ++ ++ bsize = cldata->size; ++ return simple_read_from_buffer(buf, count, ppos, ++ cldata->buffer, bsize); ++} ++ ++static int client_data_open(struct inode *inode, struct file *file) ++{ ++ file->private_data = inode->i_private; ++ return 0; ++} ++ ++static const struct file_operations client_data_fops = { ++ .open = client_data_open, ++ .read = client_data_read, ++}; ++ ++struct dentry *msm_bus_dbg_create(const char *name, mode_t mode, ++ struct dentry *dent, uint32_t clid) ++{ ++ if (dent == NULL) { ++ MSM_BUS_DBG("debugfs not ready yet\n"); ++ return NULL; ++ } ++ return debugfs_create_file(name, mode, dent, (void *)(uintptr_t)clid, ++ &client_data_fops); ++} ++ ++#if defined(CONFIG_DEBUG_FS) && defined(CONFIG_MSM_BUS_SCALING) ++static int msm_bus_dbg_record_client(const struct msm_bus_scale_pdata *pdata, ++ int index, uint32_t clid, struct dentry *file) ++{ ++ struct msm_bus_cldata *cldata; ++ ++ cldata = kmalloc(sizeof(struct msm_bus_cldata), GFP_KERNEL); ++ if (!cldata) { ++ MSM_BUS_DBG("Failed to allocate memory for client data\n"); ++ return -ENOMEM; ++ } ++ cldata->pdata = pdata; ++ cldata->index = index; ++ cldata->clid = clid; ++ cldata->file = file; ++ cldata->size = 0; ++ list_add_tail(&cldata->list, &cl_list); ++ return 0; ++} ++ ++static void msm_bus_dbg_free_client(uint32_t clid) ++{ ++ struct msm_bus_cldata *cldata = NULL; ++ ++ list_for_each_entry(cldata, &cl_list, list) { ++ if (cldata->clid == clid) { ++ debugfs_remove(cldata->file); ++ list_del(&cldata->list); ++ kfree(cldata); ++ break; ++ } ++ } ++} ++ ++static int msm_bus_dbg_fill_cl_buffer(const struct msm_bus_scale_pdata *pdata, ++ int index, uint32_t clid) ++{ ++ int i = 0, j; ++ char *buf = NULL; ++ struct msm_bus_cldata *cldata = NULL; ++ struct timespec ts; ++ int found = 0; ++ ++ list_for_each_entry(cldata, &cl_list, list) { ++ if (cldata->clid == clid) { ++ found = 1; ++ break; ++ } ++ } ++ ++ if (!found) ++ return -ENOENT; ++ ++ if (cldata->file == NULL) { ++ if (pdata->name == NULL) { ++ MSM_BUS_DBG("Client doesn't have a name\n"); ++ return -EINVAL; ++ } ++ cldata->file = msm_bus_dbg_create(pdata->name, S_IRUGO, ++ clients, clid); ++ } ++ ++ if (cldata->size < (MAX_BUFF_SIZE - FILL_LIMIT)) ++ i = cldata->size; ++ else { ++ i = 0; ++ cldata->size = 0; ++ } ++ buf = cldata->buffer; ++ ts = ktime_to_timespec(ktime_get()); ++ i += scnprintf(buf + i, MAX_BUFF_SIZE - i, "\n%d.%d\n", ++ (int)ts.tv_sec, (int)ts.tv_nsec); ++ i += scnprintf(buf + i, MAX_BUFF_SIZE - i, "curr : %d\n", index); ++ i += scnprintf(buf + i, MAX_BUFF_SIZE - i, "masters: "); ++ ++ for (j = 0; j < pdata->usecase->num_paths; j++) ++ i += scnprintf(buf + i, MAX_BUFF_SIZE - i, "%d ", ++ pdata->usecase[index].vectors[j].src); ++ i += scnprintf(buf + i, MAX_BUFF_SIZE - i, "\nslaves : "); ++ for (j = 0; j < pdata->usecase->num_paths; j++) ++ i += scnprintf(buf + i, MAX_BUFF_SIZE - i, "%d ", ++ pdata->usecase[index].vectors[j].dst); ++ i += scnprintf(buf + i, MAX_BUFF_SIZE - i, "\nab : "); ++ for (j = 0; j < pdata->usecase->num_paths; j++) ++ i += scnprintf(buf + i, MAX_BUFF_SIZE - i, "%llu ", ++ pdata->usecase[index].vectors[j].ab); ++ i += scnprintf(buf + i, MAX_BUFF_SIZE - i, "\nib : "); ++ for (j = 0; j < pdata->usecase->num_paths; j++) ++ i += scnprintf(buf + i, MAX_BUFF_SIZE - i, "%llu ", ++ pdata->usecase[index].vectors[j].ib); ++ i += scnprintf(buf + i, MAX_BUFF_SIZE - i, "\n"); ++ ++ for (j = 0; j < pdata->usecase->num_paths; j++) ++ trace_bus_update_request((int)ts.tv_sec, (int)ts.tv_nsec, ++ pdata->name, index, ++ pdata->usecase[index].vectors[j].src, ++ pdata->usecase[index].vectors[j].dst, ++ pdata->usecase[index].vectors[j].ab, ++ pdata->usecase[index].vectors[j].ib); ++ ++ cldata->size = i; ++ return i; ++} ++#endif ++ ++static int msm_bus_dbg_update_request(struct msm_bus_cldata *cldata, int index) ++{ ++ int ret = 0; ++ ++ if ((index < 0) || (index > cldata->pdata->num_usecases)) { ++ MSM_BUS_DBG("Invalid index!\n"); ++ return -EINVAL; ++ } ++ ret = msm_bus_scale_client_update_request(cldata->clid, index); ++ return ret; ++} ++ ++static ssize_t msm_bus_dbg_update_request_write(struct file *file, ++ const char __user *ubuf, size_t cnt, loff_t *ppos) ++{ ++ struct msm_bus_cldata *cldata; ++ unsigned long index = 0; ++ int ret = 0; ++ char *chid; ++ char *buf = kmalloc((sizeof(char) * (cnt + 1)), GFP_KERNEL); ++ int found = 0; ++ ++ if (!buf || IS_ERR(buf)) { ++ MSM_BUS_ERR("Memory allocation for buffer failed\n"); ++ return -ENOMEM; ++ } ++ if (cnt == 0) { ++ kfree(buf); ++ return 0; ++ } ++ if (copy_from_user(buf, ubuf, cnt)) { ++ kfree(buf); ++ return -EFAULT; ++ } ++ buf[cnt] = '\0'; ++ chid = buf; ++ MSM_BUS_DBG("buffer: %s\n size: %zu\n", buf, sizeof(ubuf)); ++ ++ list_for_each_entry(cldata, &cl_list, list) { ++ if (strnstr(chid, cldata->pdata->name, cnt)) { ++ found = 1; ++ cldata = cldata; ++ strsep(&chid, " "); ++ if (chid) { ++ ret = kstrtoul(chid, 10, &index); ++ if (ret) { ++ MSM_BUS_DBG("Index conversion" ++ " failed\n"); ++ return -EFAULT; ++ } ++ } else { ++ MSM_BUS_DBG("Error parsing input. Index not" ++ " found\n"); ++ found = 0; ++ } ++ break; ++ } ++ } ++ ++ if (found) ++ msm_bus_dbg_update_request(cldata, index); ++ kfree(buf); ++ return cnt; ++} ++ ++/** ++ * The following funtions are used for viewing the commit data ++ * for each fabric ++ */ ++static ssize_t fabric_data_read(struct file *file, char __user *buf, ++ size_t count, loff_t *ppos) ++{ ++ struct msm_bus_fab_list *fablist = NULL; ++ int bsize = 0; ++ ssize_t ret; ++ const char *name = file->private_data; ++ int found = 0; ++ ++ mutex_lock(&msm_bus_dbg_fablist_lock); ++ list_for_each_entry(fablist, &fabdata_list, list) { ++ if (strcmp(fablist->name, name) == 0) { ++ found = 1; ++ break; ++ } ++ } ++ if (!found) ++ return -ENOENT; ++ bsize = fablist->size; ++ ret = simple_read_from_buffer(buf, count, ppos, ++ fablist->buffer, bsize); ++ mutex_unlock(&msm_bus_dbg_fablist_lock); ++ return ret; ++} ++ ++static const struct file_operations fabric_data_fops = { ++ .open = client_data_open, ++ .read = fabric_data_read, ++}; ++ ++static ssize_t rules_dbg_read(struct file *file, char __user *buf, ++ size_t count, loff_t *ppos) ++{ ++ ssize_t ret; ++ memset(rules_buf, 0, MAX_BUFF_SIZE); ++ print_rules_buf(rules_buf, MAX_BUFF_SIZE); ++ ret = simple_read_from_buffer(buf, count, ppos, ++ rules_buf, MAX_BUFF_SIZE); ++ return ret; ++} ++ ++static int rules_dbg_open(struct inode *inode, struct file *file) ++{ ++ file->private_data = inode->i_private; ++ return 0; ++} ++ ++static const struct file_operations rules_dbg_fops = { ++ .open = rules_dbg_open, ++ .read = rules_dbg_read, ++}; ++ ++#if defined(CONFIG_DEBUG_FS) && defined(CONFIG_MSM_BUS_SCALING) ++static int msm_bus_dbg_record_fabric(const char *fabname, struct dentry *file) ++{ ++ struct msm_bus_fab_list *fablist; ++ int ret = 0; ++ ++ mutex_lock(&msm_bus_dbg_fablist_lock); ++ fablist = kmalloc(sizeof(struct msm_bus_fab_list), GFP_KERNEL); ++ if (!fablist) { ++ MSM_BUS_DBG("Failed to allocate memory for commit data\n"); ++ ret = -ENOMEM; ++ goto err; ++ } ++ ++ fablist->name = fabname; ++ fablist->size = 0; ++ list_add_tail(&fablist->list, &fabdata_list); ++err: ++ mutex_unlock(&msm_bus_dbg_fablist_lock); ++ return ret; ++} ++ ++static void msm_bus_dbg_free_fabric(const char *fabname) ++{ ++ struct msm_bus_fab_list *fablist = NULL; ++ ++ mutex_lock(&msm_bus_dbg_fablist_lock); ++ list_for_each_entry(fablist, &fabdata_list, list) { ++ if (strcmp(fablist->name, fabname) == 0) { ++ debugfs_remove(fablist->file); ++ list_del(&fablist->list); ++ kfree(fablist); ++ break; ++ } ++ } ++ mutex_unlock(&msm_bus_dbg_fablist_lock); ++} ++ ++static int msm_bus_dbg_fill_fab_buffer(const char *fabname, ++ void *cdata, int nmasters, int nslaves, ++ int ntslaves) ++{ ++ int i; ++ char *buf = NULL; ++ struct msm_bus_fab_list *fablist = NULL; ++ struct timespec ts; ++ int found = 0; ++ ++ mutex_lock(&msm_bus_dbg_fablist_lock); ++ list_for_each_entry(fablist, &fabdata_list, list) { ++ if (strcmp(fablist->name, fabname) == 0) { ++ found = 1; ++ break; ++ } ++ } ++ if (!found) ++ return -ENOENT; ++ ++ if (fablist->file == NULL) { ++ MSM_BUS_DBG("Fabric dbg entry does not exist\n"); ++ mutex_unlock(&msm_bus_dbg_fablist_lock); ++ return -EFAULT; ++ } ++ ++ if (fablist->size < MAX_BUFF_SIZE - 256) ++ i = fablist->size; ++ else { ++ i = 0; ++ fablist->size = 0; ++ } ++ buf = fablist->buffer; ++ mutex_unlock(&msm_bus_dbg_fablist_lock); ++ ts = ktime_to_timespec(ktime_get()); ++ i += scnprintf(buf + i, MAX_BUFF_SIZE - i, "\n%d.%d\n", ++ (int)ts.tv_sec, (int)ts.tv_nsec); ++ ++ msm_bus_rpm_fill_cdata_buffer(&i, buf, MAX_BUFF_SIZE, cdata, ++ nmasters, nslaves, ntslaves); ++ i += scnprintf(buf + i, MAX_BUFF_SIZE - i, "\n"); ++ mutex_lock(&msm_bus_dbg_fablist_lock); ++ fablist->size = i; ++ mutex_unlock(&msm_bus_dbg_fablist_lock); ++ return 0; ++} ++#endif ++ ++static const struct file_operations msm_bus_dbg_update_request_fops = { ++ .open = client_data_open, ++ .write = msm_bus_dbg_update_request_write, ++}; ++ ++#if defined(CONFIG_DEBUG_FS) && defined(CONFIG_MSM_BUS_SCALING) ++/** ++ * msm_bus_dbg_client_data() - Add debug data for clients ++ * @pdata: Platform data of the client ++ * @index: The current index or operation to be performed ++ * @clid: Client handle obtained during registration ++ */ ++void msm_bus_dbg_client_data(struct msm_bus_scale_pdata *pdata, int index, ++ uint32_t clid) ++{ ++ struct dentry *file = NULL; ++ ++ if (index == MSM_BUS_DBG_REGISTER) { ++ msm_bus_dbg_record_client(pdata, index, clid, file); ++ if (!pdata->name) { ++ MSM_BUS_DBG("Cannot create debugfs entry. Null name\n"); ++ return; ++ } ++ } else if (index == MSM_BUS_DBG_UNREGISTER) { ++ msm_bus_dbg_free_client(clid); ++ MSM_BUS_DBG("Client %d unregistered\n", clid); ++ } else ++ msm_bus_dbg_fill_cl_buffer(pdata, index, clid); ++} ++EXPORT_SYMBOL(msm_bus_dbg_client_data); ++ ++/** ++ * msm_bus_dbg_commit_data() - Add commit data from fabrics ++ * @fabname: Fabric name specified in platform data ++ * @cdata: Commit Data ++ * @nmasters: Number of masters attached to fabric ++ * @nslaves: Number of slaves attached to fabric ++ * @ntslaves: Number of tiered slaves attached to fabric ++ * @op: Operation to be performed ++ */ ++void msm_bus_dbg_commit_data(const char *fabname, void *cdata, ++ int nmasters, int nslaves, int ntslaves, int op) ++{ ++ struct dentry *file = NULL; ++ ++ if (op == MSM_BUS_DBG_REGISTER) ++ msm_bus_dbg_record_fabric(fabname, file); ++ else if (op == MSM_BUS_DBG_UNREGISTER) ++ msm_bus_dbg_free_fabric(fabname); ++ else ++ msm_bus_dbg_fill_fab_buffer(fabname, cdata, nmasters, ++ nslaves, ntslaves); ++} ++EXPORT_SYMBOL(msm_bus_dbg_commit_data); ++#endif ++ ++static int __init msm_bus_debugfs_init(void) ++{ ++ struct dentry *commit, *shell_client, *rules_dbg; ++ struct msm_bus_fab_list *fablist; ++ struct msm_bus_cldata *cldata = NULL; ++ uint64_t val = 0; ++ ++ dir = debugfs_create_dir("msm-bus-dbg", NULL); ++ if ((!dir) || IS_ERR(dir)) { ++ MSM_BUS_ERR("Couldn't create msm-bus-dbg\n"); ++ goto err; ++ } ++ ++ clients = debugfs_create_dir("client-data", dir); ++ if ((!dir) || IS_ERR(dir)) { ++ MSM_BUS_ERR("Couldn't create clients\n"); ++ goto err; ++ } ++ ++ shell_client = debugfs_create_dir("shell-client", dir); ++ if ((!dir) || IS_ERR(dir)) { ++ MSM_BUS_ERR("Couldn't create clients\n"); ++ goto err; ++ } ++ ++ commit = debugfs_create_dir("commit-data", dir); ++ if ((!dir) || IS_ERR(dir)) { ++ MSM_BUS_ERR("Couldn't create commit\n"); ++ goto err; ++ } ++ ++ rules_dbg = debugfs_create_dir("rules-dbg", dir); ++ if ((!rules_dbg) || IS_ERR(rules_dbg)) { ++ MSM_BUS_ERR("Couldn't create rules-dbg\n"); ++ goto err; ++ } ++ ++ if (debugfs_create_file("print_rules", S_IRUGO | S_IWUSR, ++ rules_dbg, &val, &rules_dbg_fops) == NULL) ++ goto err; ++ ++ if (debugfs_create_file("update_request", S_IRUGO | S_IWUSR, ++ shell_client, &val, &shell_client_en_fops) == NULL) ++ goto err; ++ if (debugfs_create_file("ib", S_IRUGO | S_IWUSR, shell_client, &val, ++ &shell_client_ib_fops) == NULL) ++ goto err; ++ if (debugfs_create_file("ab", S_IRUGO | S_IWUSR, shell_client, &val, ++ &shell_client_ab_fops) == NULL) ++ goto err; ++ if (debugfs_create_file("slv", S_IRUGO | S_IWUSR, shell_client, ++ &val, &shell_client_slv_fops) == NULL) ++ goto err; ++ if (debugfs_create_file("mas", S_IRUGO | S_IWUSR, shell_client, ++ &val, &shell_client_mas_fops) == NULL) ++ goto err; ++ if (debugfs_create_file("update-request", S_IRUGO | S_IWUSR, ++ clients, NULL, &msm_bus_dbg_update_request_fops) == NULL) ++ goto err; ++ ++ rules_buf = kzalloc(MAX_BUFF_SIZE, GFP_KERNEL); ++ if (!rules_buf) { ++ MSM_BUS_ERR("Failed to alloc rules_buf"); ++ goto err; ++ } ++ ++ list_for_each_entry(cldata, &cl_list, list) { ++ if (cldata->pdata->name == NULL) { ++ MSM_BUS_DBG("Client name not found\n"); ++ continue; ++ } ++ cldata->file = msm_bus_dbg_create(cldata-> ++ pdata->name, S_IRUGO, clients, cldata->clid); ++ } ++ ++ mutex_lock(&msm_bus_dbg_fablist_lock); ++ list_for_each_entry(fablist, &fabdata_list, list) { ++ fablist->file = debugfs_create_file(fablist->name, S_IRUGO, ++ commit, (void *)fablist->name, &fabric_data_fops); ++ if (fablist->file == NULL) { ++ MSM_BUS_DBG("Cannot create files for commit data\n"); ++ kfree(rules_buf); ++ goto err; ++ } ++ } ++ mutex_unlock(&msm_bus_dbg_fablist_lock); ++ ++ msm_bus_dbg_init_vectors(); ++ return 0; ++err: ++ debugfs_remove_recursive(dir); ++ return -ENODEV; ++} ++late_initcall(msm_bus_debugfs_init); ++ ++static void __exit msm_bus_dbg_teardown(void) ++{ ++ struct msm_bus_fab_list *fablist = NULL, *fablist_temp; ++ struct msm_bus_cldata *cldata = NULL, *cldata_temp; ++ ++ debugfs_remove_recursive(dir); ++ list_for_each_entry_safe(cldata, cldata_temp, &cl_list, list) { ++ list_del(&cldata->list); ++ kfree(cldata); ++ } ++ mutex_lock(&msm_bus_dbg_fablist_lock); ++ list_for_each_entry_safe(fablist, fablist_temp, &fabdata_list, list) { ++ list_del(&fablist->list); ++ kfree(fablist); ++ } ++ kfree(rules_buf); ++ mutex_unlock(&msm_bus_dbg_fablist_lock); ++} ++module_exit(msm_bus_dbg_teardown); ++MODULE_DESCRIPTION("Debugfs for msm bus scaling client"); ++MODULE_LICENSE("GPL v2"); ++MODULE_AUTHOR("Gagan Mac <gmac@codeaurora.org>"); +--- /dev/null ++++ b/drivers/bus/msm_bus/msm_bus_fabric_adhoc.c +@@ -0,0 +1,1281 @@ ++/* Copyright (c) 2014, Linux Foundation. All rights reserved. ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 and ++ * only version 2 as published by the Free Software Foundation. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ */ ++ ++#include <linux/clk.h> ++#include <linux/device.h> ++#include <linux/init.h> ++#include <linux/io.h> ++#include <linux/kernel.h> ++#include <linux/module.h> ++#include <linux/slab.h> ++#include "rpm-smd.h" ++#include "msm_bus_core.h" ++#include "msm_bus_adhoc.h" ++#include "msm_bus_noc.h" ++#include "msm_bus_bimc.h" ++ ++ssize_t vrail_show(struct device *dev, struct device_attribute *attr, ++ char *buf) ++{ ++ struct msm_bus_node_info_type *node_info = NULL; ++ struct msm_bus_node_device_type *bus_node = NULL; ++ ++ bus_node = dev->platform_data; ++ if (!bus_node) ++ return -EINVAL; ++ node_info = bus_node->node_info; ++ ++ return snprintf(buf, PAGE_SIZE, "%u", node_info->vrail_comp); ++} ++ ++ssize_t vrail_store(struct device *dev, struct device_attribute *attr, ++ const char *buf, size_t count) ++{ ++ struct msm_bus_node_info_type *node_info = NULL; ++ struct msm_bus_node_device_type *bus_node = NULL; ++ int ret = 0; ++ ++ bus_node = dev->platform_data; ++ if (!bus_node) ++ return -EINVAL; ++ node_info = bus_node->node_info; ++ ++ ret = sscanf(buf, "%u", &node_info->vrail_comp); ++ if (ret != 1) ++ return -EINVAL; ++ return count; ++} ++ ++DEVICE_ATTR(vrail, 0600, vrail_show, vrail_store); ++ ++struct static_rules_type { ++ int num_rules; ++ struct bus_rule_type *rules; ++}; ++ ++static struct static_rules_type static_rules; ++ ++static int enable_nodeclk(struct nodeclk *nclk) ++{ ++ int ret = 0; ++ ++ if (!nclk->enable) { ++ ret = clk_prepare_enable(nclk->clk); ++ ++ if (ret) { ++ MSM_BUS_ERR("%s: failed to enable clk ", __func__); ++ nclk->enable = false; ++ } else ++ nclk->enable = true; ++ } ++ return ret; ++} ++ ++static int disable_nodeclk(struct nodeclk *nclk) ++{ ++ int ret = 0; ++ ++ if (nclk->enable) { ++ clk_disable_unprepare(nclk->clk); ++ nclk->enable = false; ++ } ++ return ret; ++} ++ ++static int setrate_nodeclk(struct nodeclk *nclk, long rate) ++{ ++ int ret = 0; ++ ++ ret = clk_set_rate(nclk->clk, rate); ++ ++ if (ret) ++ MSM_BUS_ERR("%s: failed to setrate clk", __func__); ++ return ret; ++} ++ ++static int msm_bus_agg_fab_clks(struct device *bus_dev, void *data) ++{ ++ struct msm_bus_node_device_type *node = NULL; ++ int ret = 0; ++ int ctx = *(int *)data; ++ ++ if (ctx >= NUM_CTX) { ++ MSM_BUS_ERR("%s: Invalid Context %d", __func__, ctx); ++ goto exit_agg_fab_clks; ++ } ++ ++ node = bus_dev->platform_data; ++ if (!node) { ++ MSM_BUS_ERR("%s: Can't get device info", __func__); ++ goto exit_agg_fab_clks; ++ } ++ ++ if (!node->node_info->is_fab_dev) { ++ struct msm_bus_node_device_type *bus_dev = NULL; ++ ++ bus_dev = node->node_info->bus_device->platform_data; ++ ++ if (node->cur_clk_hz[ctx] >= bus_dev->cur_clk_hz[ctx]) ++ bus_dev->cur_clk_hz[ctx] = node->cur_clk_hz[ctx]; ++ } ++ ++exit_agg_fab_clks: ++ return ret; ++} ++ ++static int msm_bus_reset_fab_clks(struct device *bus_dev, void *data) ++{ ++ struct msm_bus_node_device_type *node = NULL; ++ int ret = 0; ++ int ctx = *(int *)data; ++ ++ if (ctx >= NUM_CTX) { ++ MSM_BUS_ERR("%s: Invalid Context %d", __func__, ctx); ++ goto exit_reset_fab_clks; ++ } ++ ++ node = bus_dev->platform_data; ++ if (!node) { ++ MSM_BUS_ERR("%s: Can't get device info", __func__); ++ goto exit_reset_fab_clks; ++ } ++ ++ if (node->node_info->is_fab_dev) { ++ node->cur_clk_hz[ctx] = 0; ++ MSM_BUS_DBG("Resetting for node %d", node->node_info->id); ++ } ++exit_reset_fab_clks: ++ return ret; ++} ++ ++ ++static int send_rpm_msg(struct device *device) ++{ ++ int ret = 0; ++ int ctx; ++ int rsc_type; ++ struct msm_bus_node_device_type *ndev = ++ device->platform_data; ++ struct msm_rpm_kvp rpm_kvp; ++ ++ if (!ndev) { ++ MSM_BUS_ERR("%s: Error getting node info.", __func__); ++ ret = -ENODEV; ++ goto exit_send_rpm_msg; ++ } ++ ++ rpm_kvp.length = sizeof(uint64_t); ++ rpm_kvp.key = RPM_MASTER_FIELD_BW; ++ ++ for (ctx = MSM_RPM_CTX_ACTIVE_SET; ctx <= MSM_RPM_CTX_SLEEP_SET; ++ ctx++) { ++ if (ctx == MSM_RPM_CTX_ACTIVE_SET) ++ rpm_kvp.data = ++ (uint8_t *)&ndev->node_ab.ab[MSM_RPM_CTX_ACTIVE_SET]; ++ else { ++ rpm_kvp.data = ++ (uint8_t *) &ndev->node_ab.ab[MSM_RPM_CTX_SLEEP_SET]; ++ } ++ ++ if (ndev->node_info->mas_rpm_id != -1) { ++ rsc_type = RPM_BUS_MASTER_REQ; ++ ret = msm_rpm_send_message(ctx, rsc_type, ++ ndev->node_info->mas_rpm_id, &rpm_kvp, 1); ++ if (ret) { ++ MSM_BUS_ERR("%s: Failed to send RPM message:", ++ __func__); ++ MSM_BUS_ERR("%s:Node Id %d RPM id %d", ++ __func__, ndev->node_info->id, ++ ndev->node_info->mas_rpm_id); ++ goto exit_send_rpm_msg; ++ } ++ } ++ ++ if (ndev->node_info->slv_rpm_id != -1) { ++ rsc_type = RPM_BUS_SLAVE_REQ; ++ ret = msm_rpm_send_message(ctx, rsc_type, ++ ndev->node_info->slv_rpm_id, &rpm_kvp, 1); ++ if (ret) { ++ MSM_BUS_ERR("%s: Failed to send RPM message:", ++ __func__); ++ MSM_BUS_ERR("%s: Node Id %d RPM id %d", ++ __func__, ndev->node_info->id, ++ ndev->node_info->slv_rpm_id); ++ goto exit_send_rpm_msg; ++ } ++ } ++ } ++exit_send_rpm_msg: ++ return ret; ++} ++ ++static int flush_bw_data(struct device *node_device, int ctx) ++{ ++ struct msm_bus_node_device_type *node_info; ++ int ret = 0; ++ ++ node_info = node_device->platform_data; ++ if (!node_info) { ++ MSM_BUS_ERR("%s: Unable to find bus device for device", ++ __func__); ++ ret = -ENODEV; ++ goto exit_flush_bw_data; ++ } ++ ++ if (node_info->node_ab.dirty) { ++ if (node_info->ap_owned) { ++ struct msm_bus_node_device_type *bus_device = ++ node_info->node_info->bus_device->platform_data; ++ struct msm_bus_fab_device_type *fabdev = ++ bus_device->fabdev; ++ ++ if (fabdev && fabdev->noc_ops.update_bw_reg && ++ fabdev->noc_ops.update_bw_reg ++ (node_info->node_info->qos_params.mode)) ++ ret = fabdev->noc_ops.set_bw(node_info, ++ fabdev->qos_base, ++ fabdev->base_offset, ++ fabdev->qos_off, ++ fabdev->qos_freq); ++ } else { ++ ret = send_rpm_msg(node_device); ++ ++ if (ret) ++ MSM_BUS_ERR("%s: Failed to send RPM msg for%d", ++ __func__, node_info->node_info->id); ++ } ++ node_info->node_ab.dirty = false; ++ } ++ ++exit_flush_bw_data: ++ return ret; ++ ++} ++ ++static int flush_clk_data(struct device *node_device, int ctx) ++{ ++ struct msm_bus_node_device_type *node; ++ struct nodeclk *nodeclk = NULL; ++ int ret = 0; ++ ++ node = node_device->platform_data; ++ if (!node) { ++ MSM_BUS_ERR("Unable to find bus device"); ++ ret = -ENODEV; ++ goto exit_flush_clk_data; ++ } ++ ++ nodeclk = &node->clk[ctx]; ++ if (node->node_info->is_fab_dev) { ++ if (nodeclk->rate != node->cur_clk_hz[ctx]) { ++ nodeclk->rate = node->cur_clk_hz[ctx]; ++ nodeclk->dirty = true; ++ } ++ } ++ ++ if (nodeclk && nodeclk->clk && nodeclk->dirty) { ++ long rounded_rate; ++ ++ if (nodeclk->rate) { ++ rounded_rate = clk_round_rate(nodeclk->clk, ++ nodeclk->rate); ++ ret = setrate_nodeclk(nodeclk, rounded_rate); ++ ++ if (ret) { ++ MSM_BUS_ERR("%s: Failed to set_rate %lu for %d", ++ __func__, rounded_rate, ++ node->node_info->id); ++ ret = -ENODEV; ++ goto exit_flush_clk_data; ++ } ++ ++ ret = enable_nodeclk(nodeclk); ++ } else ++ ret = disable_nodeclk(nodeclk); ++ ++ if (ret) { ++ MSM_BUS_ERR("%s: Failed to enable for %d", __func__, ++ node->node_info->id); ++ ret = -ENODEV; ++ goto exit_flush_clk_data; ++ } ++ MSM_BUS_DBG("%s: Updated %d clk to %llu", __func__, ++ node->node_info->id, nodeclk->rate); ++ ++ } ++exit_flush_clk_data: ++ /* Reset the aggregated clock rate for fab devices*/ ++ if (node && node->node_info->is_fab_dev) ++ node->cur_clk_hz[ctx] = 0; ++ ++ if (nodeclk) ++ nodeclk->dirty = 0; ++ return ret; ++} ++ ++int msm_bus_commit_data(int *dirty_nodes, int ctx, int num_dirty) ++{ ++ int ret = 0; ++ int i = 0; ++ ++ /* Aggregate the bus clocks */ ++ bus_for_each_dev(&msm_bus_type, NULL, (void *)&ctx, ++ msm_bus_agg_fab_clks); ++ ++ for (i = 0; i < num_dirty; i++) { ++ struct device *node_device = ++ bus_find_device(&msm_bus_type, NULL, ++ (void *)&dirty_nodes[i], ++ msm_bus_device_match_adhoc); ++ ++ if (!node_device) { ++ MSM_BUS_ERR("Can't find device for %d", dirty_nodes[i]); ++ continue; ++ } ++ ++ ret = flush_bw_data(node_device, ctx); ++ if (ret) ++ MSM_BUS_ERR("%s: Error flushing bw data for node %d", ++ __func__, dirty_nodes[i]); ++ ++ ret = flush_clk_data(node_device, ctx); ++ if (ret) ++ MSM_BUS_ERR("%s: Error flushing clk data for node %d", ++ __func__, dirty_nodes[i]); ++ } ++ kfree(dirty_nodes); ++ /* Aggregate the bus clocks */ ++ bus_for_each_dev(&msm_bus_type, NULL, (void *)&ctx, ++ msm_bus_reset_fab_clks); ++ return ret; ++} ++ ++void *msm_bus_realloc_devmem(struct device *dev, void *p, size_t old_size, ++ size_t new_size, gfp_t flags) ++{ ++ void *ret; ++ size_t copy_size = old_size; ++ ++ if (!new_size) { ++ devm_kfree(dev, p); ++ return ZERO_SIZE_PTR; ++ } ++ ++ if (new_size < old_size) ++ copy_size = new_size; ++ ++ ret = devm_kzalloc(dev, new_size, flags); ++ if (!ret) { ++ MSM_BUS_ERR("%s: Error Reallocating memory", __func__); ++ goto exit_realloc_devmem; ++ } ++ ++ memcpy(ret, p, copy_size); ++ devm_kfree(dev, p); ++exit_realloc_devmem: ++ return ret; ++} ++ ++ ++static int add_dirty_node(int **dirty_nodes, int id, int *num_dirty) ++{ ++ int i; ++ int found = 0; ++ int ret = 0; ++ int *dnode = NULL; ++ ++ for (i = 0; i < *num_dirty; i++) { ++ if ((*dirty_nodes)[i] == id) { ++ found = 1; ++ break; ++ } ++ } ++ ++ if (!found) { ++ (*num_dirty)++; ++ dnode = ++ krealloc(*dirty_nodes, sizeof(int) * (*num_dirty), ++ GFP_KERNEL); ++ ++ if (ZERO_OR_NULL_PTR(dnode)) { ++ MSM_BUS_ERR("%s: Failure allocating dirty nodes array", ++ __func__); ++ ret = -ENOMEM; ++ } else { ++ *dirty_nodes = dnode; ++ (*dirty_nodes)[(*num_dirty) - 1] = id; ++ } ++ } ++ ++ return ret; ++} ++ ++int msm_bus_update_bw(struct msm_bus_node_device_type *nodedev, int ctx, ++ int64_t add_bw, int **dirty_nodes, int *num_dirty) ++{ ++ int ret = 0; ++ int i, j; ++ uint64_t cur_ab_slp = 0; ++ uint64_t cur_ab_act = 0; ++ ++ if (nodedev->node_info->virt_dev) ++ goto exit_update_bw; ++ ++ for (i = 0; i < NUM_CTX; i++) { ++ for (j = 0; j < nodedev->num_lnodes; j++) { ++ if (i == DUAL_CTX) { ++ cur_ab_act += ++ nodedev->lnode_list[j].lnode_ab[i]; ++ cur_ab_slp += ++ nodedev->lnode_list[j].lnode_ab[i]; ++ } else ++ cur_ab_act += ++ nodedev->lnode_list[j].lnode_ab[i]; ++ } ++ } ++ ++ if (nodedev->node_ab.ab[MSM_RPM_CTX_ACTIVE_SET] != cur_ab_act) { ++ nodedev->node_ab.ab[MSM_RPM_CTX_ACTIVE_SET] = cur_ab_act; ++ nodedev->node_ab.ab[MSM_RPM_CTX_SLEEP_SET] = cur_ab_slp; ++ nodedev->node_ab.dirty = true; ++ ret = add_dirty_node(dirty_nodes, nodedev->node_info->id, ++ num_dirty); ++ ++ if (ret) { ++ MSM_BUS_ERR("%s: Failed to add dirty node %d", __func__, ++ nodedev->node_info->id); ++ goto exit_update_bw; ++ } ++ } ++ ++exit_update_bw: ++ return ret; ++} ++ ++int msm_bus_update_clks(struct msm_bus_node_device_type *nodedev, ++ int ctx, int **dirty_nodes, int *num_dirty) ++{ ++ int status = 0; ++ struct nodeclk *nodeclk; ++ struct nodeclk *busclk; ++ struct msm_bus_node_device_type *bus_info = NULL; ++ uint64_t req_clk; ++ ++ bus_info = nodedev->node_info->bus_device->platform_data; ++ ++ if (!bus_info) { ++ MSM_BUS_ERR("%s: Unable to find bus device for device %d", ++ __func__, nodedev->node_info->id); ++ status = -ENODEV; ++ goto exit_set_clks; ++ } ++ ++ req_clk = nodedev->cur_clk_hz[ctx]; ++ busclk = &bus_info->clk[ctx]; ++ ++ if (busclk->rate != req_clk) { ++ busclk->rate = req_clk; ++ busclk->dirty = 1; ++ MSM_BUS_DBG("%s: Modifying bus clk %d Rate %llu", __func__, ++ bus_info->node_info->id, req_clk); ++ status = add_dirty_node(dirty_nodes, bus_info->node_info->id, ++ num_dirty); ++ ++ if (status) { ++ MSM_BUS_ERR("%s: Failed to add dirty node %d", __func__, ++ bus_info->node_info->id); ++ goto exit_set_clks; ++ } ++ } ++ ++ req_clk = nodedev->cur_clk_hz[ctx]; ++ nodeclk = &nodedev->clk[ctx]; ++ ++ if (IS_ERR_OR_NULL(nodeclk)) ++ goto exit_set_clks; ++ ++ if (!nodeclk->dirty || (nodeclk->dirty && (nodeclk->rate < req_clk))) { ++ nodeclk->rate = req_clk; ++ nodeclk->dirty = 1; ++ MSM_BUS_DBG("%s: Modifying node clk %d Rate %llu", __func__, ++ nodedev->node_info->id, req_clk); ++ status = add_dirty_node(dirty_nodes, nodedev->node_info->id, ++ num_dirty); ++ if (status) { ++ MSM_BUS_ERR("%s: Failed to add dirty node %d", __func__, ++ nodedev->node_info->id); ++ goto exit_set_clks; ++ } ++ } ++ ++exit_set_clks: ++ return status; ++} ++ ++static void msm_bus_fab_init_noc_ops(struct msm_bus_node_device_type *bus_dev) ++{ ++ switch (bus_dev->fabdev->bus_type) { ++ case MSM_BUS_NOC: ++ msm_bus_noc_set_ops(bus_dev); ++ break; ++ case MSM_BUS_BIMC: ++ msm_bus_bimc_set_ops(bus_dev); ++ break; ++ default: ++ MSM_BUS_ERR("%s: Invalid Bus type", __func__); ++ } ++} ++ ++static int msm_bus_qos_disable_clk(struct msm_bus_node_device_type *node, ++ int disable_bus_qos_clk) ++{ ++ struct msm_bus_node_device_type *bus_node = NULL; ++ int ret = 0; ++ ++ if (!node) { ++ ret = -ENXIO; ++ goto exit_disable_qos_clk; ++ } ++ ++ bus_node = node->node_info->bus_device->platform_data; ++ ++ if (!bus_node) { ++ ret = -ENXIO; ++ goto exit_disable_qos_clk; ++ } ++ ++ if (disable_bus_qos_clk) ++ ret = disable_nodeclk(&bus_node->clk[DUAL_CTX]); ++ ++ if (ret) { ++ MSM_BUS_ERR("%s: Failed to disable bus clk, node %d", ++ __func__, node->node_info->id); ++ goto exit_disable_qos_clk; ++ } ++ ++ if (!IS_ERR_OR_NULL(node->qos_clk.clk)) { ++ ret = disable_nodeclk(&node->qos_clk); ++ ++ if (ret) { ++ MSM_BUS_ERR("%s: Failed to disable mas qos clk,node %d", ++ __func__, node->node_info->id); ++ goto exit_disable_qos_clk; ++ } ++ } ++ ++exit_disable_qos_clk: ++ return ret; ++} ++ ++static int msm_bus_qos_enable_clk(struct msm_bus_node_device_type *node) ++{ ++ struct msm_bus_node_device_type *bus_node = NULL; ++ long rounded_rate; ++ int ret = 0; ++ int bus_qos_enabled = 0; ++ ++ if (!node) { ++ ret = -ENXIO; ++ goto exit_enable_qos_clk; ++ } ++ ++ bus_node = node->node_info->bus_device->platform_data; ++ ++ if (!bus_node) { ++ ret = -ENXIO; ++ goto exit_enable_qos_clk; ++ } ++ ++ /* Check if the bus clk is already set before trying to set it ++ * Do this only during ++ * a. Bootup ++ * b. Only for bus clks ++ **/ ++ if (!clk_get_rate(bus_node->clk[DUAL_CTX].clk)) { ++ rounded_rate = clk_round_rate(bus_node->clk[DUAL_CTX].clk, 1); ++ ret = setrate_nodeclk(&bus_node->clk[DUAL_CTX], rounded_rate); ++ if (ret) { ++ MSM_BUS_ERR("%s: Failed to set bus clk, node %d", ++ __func__, node->node_info->id); ++ goto exit_enable_qos_clk; ++ } ++ ++ ret = enable_nodeclk(&bus_node->clk[DUAL_CTX]); ++ if (ret) { ++ MSM_BUS_ERR("%s: Failed to enable bus clk, node %d", ++ __func__, node->node_info->id); ++ goto exit_enable_qos_clk; ++ } ++ bus_qos_enabled = 1; ++ } ++ ++ if (!IS_ERR_OR_NULL(node->qos_clk.clk)) { ++ rounded_rate = clk_round_rate(node->qos_clk.clk, 1); ++ ret = setrate_nodeclk(&node->qos_clk, rounded_rate); ++ if (ret) { ++ MSM_BUS_ERR("%s: Failed to enable mas qos clk, node %d", ++ __func__, node->node_info->id); ++ goto exit_enable_qos_clk; ++ } ++ ++ ret = enable_nodeclk(&node->qos_clk); ++ if (ret) { ++ MSM_BUS_ERR("Err enable mas qos clk, node %d ret %d", ++ node->node_info->id, ret); ++ goto exit_enable_qos_clk; ++ } ++ } ++ ret = bus_qos_enabled; ++ ++exit_enable_qos_clk: ++ return ret; ++} ++ ++int msm_bus_enable_limiter(struct msm_bus_node_device_type *node_dev, ++ bool enable, uint64_t lim_bw) ++{ ++ int ret = 0; ++ struct msm_bus_node_device_type *bus_node_dev; ++ ++ if (!node_dev) { ++ MSM_BUS_ERR("No device specified"); ++ ret = -ENXIO; ++ goto exit_enable_limiter; ++ } ++ ++ if (!node_dev->ap_owned) { ++ MSM_BUS_ERR("Device is not AP owned %d.", ++ node_dev->node_info->id); ++ ret = -ENXIO; ++ goto exit_enable_limiter; ++ } ++ ++ bus_node_dev = node_dev->node_info->bus_device->platform_data; ++ if (!bus_node_dev) { ++ MSM_BUS_ERR("Unable to get bus device infofor %d", ++ node_dev->node_info->id); ++ ret = -ENXIO; ++ goto exit_enable_limiter; ++ } ++ if (bus_node_dev->fabdev && ++ bus_node_dev->fabdev->noc_ops.limit_mport) { ++ ret = msm_bus_qos_enable_clk(node_dev); ++ if (ret < 0) { ++ MSM_BUS_ERR("Can't Enable QoS clk %d", ++ node_dev->node_info->id); ++ goto exit_enable_limiter; ++ } ++ bus_node_dev->fabdev->noc_ops.limit_mport( ++ node_dev, ++ bus_node_dev->fabdev->qos_base, ++ bus_node_dev->fabdev->base_offset, ++ bus_node_dev->fabdev->qos_off, ++ bus_node_dev->fabdev->qos_freq, ++ enable, lim_bw); ++ msm_bus_qos_disable_clk(node_dev, ret); ++ } ++ ++exit_enable_limiter: ++ return ret; ++} ++ ++static int msm_bus_dev_init_qos(struct device *dev, void *data) ++{ ++ int ret = 0; ++ struct msm_bus_node_device_type *node_dev = NULL; ++ ++ node_dev = dev->platform_data; ++ ++ if (!node_dev) { ++ MSM_BUS_ERR("%s: Unable to get node device info" , __func__); ++ ret = -ENXIO; ++ goto exit_init_qos; ++ } ++ ++ MSM_BUS_DBG("Device = %d", node_dev->node_info->id); ++ ++ if (node_dev->ap_owned) { ++ struct msm_bus_node_device_type *bus_node_info; ++ ++ bus_node_info = node_dev->node_info->bus_device->platform_data; ++ ++ if (!bus_node_info) { ++ MSM_BUS_ERR("%s: Unable to get bus device infofor %d", ++ __func__, ++ node_dev->node_info->id); ++ ret = -ENXIO; ++ goto exit_init_qos; ++ } ++ ++ if (bus_node_info->fabdev && ++ bus_node_info->fabdev->noc_ops.qos_init) { ++ int ret = 0; ++ ++ if (node_dev->ap_owned && ++ (node_dev->node_info->qos_params.mode) != -1) { ++ ++ if (bus_node_info->fabdev->bypass_qos_prg) ++ goto exit_init_qos; ++ ++ ret = msm_bus_qos_enable_clk(node_dev); ++ if (ret < 0) { ++ MSM_BUS_ERR("Can't Enable QoS clk %d", ++ node_dev->node_info->id); ++ goto exit_init_qos; ++ } ++ ++ bus_node_info->fabdev->noc_ops.qos_init( ++ node_dev, ++ bus_node_info->fabdev->qos_base, ++ bus_node_info->fabdev->base_offset, ++ bus_node_info->fabdev->qos_off, ++ bus_node_info->fabdev->qos_freq); ++ msm_bus_qos_disable_clk(node_dev, ret); ++ } ++ } else ++ MSM_BUS_ERR("%s: Skipping QOS init for %d", ++ __func__, node_dev->node_info->id); ++ } ++exit_init_qos: ++ return ret; ++} ++ ++static int msm_bus_fabric_init(struct device *dev, ++ struct msm_bus_node_device_type *pdata) ++{ ++ struct msm_bus_fab_device_type *fabdev; ++ struct msm_bus_node_device_type *node_dev = NULL; ++ int ret = 0; ++ ++ node_dev = dev->platform_data; ++ if (!node_dev) { ++ MSM_BUS_ERR("%s: Unable to get bus device info" , __func__); ++ ret = -ENXIO; ++ goto exit_fabric_init; ++ } ++ ++ if (node_dev->node_info->virt_dev) { ++ MSM_BUS_ERR("%s: Skip Fab init for virtual device %d", __func__, ++ node_dev->node_info->id); ++ goto exit_fabric_init; ++ } ++ ++ fabdev = devm_kzalloc(dev, sizeof(struct msm_bus_fab_device_type), ++ GFP_KERNEL); ++ if (!fabdev) { ++ MSM_BUS_ERR("Fabric alloc failed\n"); ++ ret = -ENOMEM; ++ goto exit_fabric_init; ++ } ++ ++ node_dev->fabdev = fabdev; ++ fabdev->pqos_base = pdata->fabdev->pqos_base; ++ fabdev->qos_range = pdata->fabdev->qos_range; ++ fabdev->base_offset = pdata->fabdev->base_offset; ++ fabdev->qos_off = pdata->fabdev->qos_off; ++ fabdev->qos_freq = pdata->fabdev->qos_freq; ++ fabdev->bus_type = pdata->fabdev->bus_type; ++ fabdev->bypass_qos_prg = pdata->fabdev->bypass_qos_prg; ++ fabdev->util_fact = pdata->fabdev->util_fact; ++ fabdev->vrail_comp = pdata->fabdev->vrail_comp; ++ msm_bus_fab_init_noc_ops(node_dev); ++ ++ fabdev->qos_base = devm_ioremap(dev, ++ fabdev->pqos_base, fabdev->qos_range); ++ if (!fabdev->qos_base) { ++ MSM_BUS_ERR("%s: Error remapping address 0x%zx :bus device %d", ++ __func__, ++ (size_t)fabdev->pqos_base, node_dev->node_info->id); ++ ret = -ENOMEM; ++ goto exit_fabric_init; ++ } ++ ++ /*if (msmbus_coresight_init(pdev)) ++ pr_warn("Coresight support absent for bus: %d\n", pdata->id);*/ ++exit_fabric_init: ++ return ret; ++} ++ ++static int msm_bus_init_clk(struct device *bus_dev, ++ struct msm_bus_node_device_type *pdata) ++{ ++ unsigned int ctx; ++ int ret = 0; ++ struct msm_bus_node_device_type *node_dev = bus_dev->platform_data; ++ ++ for (ctx = 0; ctx < NUM_CTX; ctx++) { ++ if (!IS_ERR_OR_NULL(pdata->clk[ctx].clk)) { ++ node_dev->clk[ctx].clk = pdata->clk[ctx].clk; ++ node_dev->clk[ctx].enable = false; ++ node_dev->clk[ctx].dirty = false; ++ MSM_BUS_ERR("%s: Valid node clk node %d ctx %d", ++ __func__, node_dev->node_info->id, ctx); ++ } ++ } ++ ++ if (!IS_ERR_OR_NULL(pdata->qos_clk.clk)) { ++ node_dev->qos_clk.clk = pdata->qos_clk.clk; ++ node_dev->qos_clk.enable = false; ++ MSM_BUS_ERR("%s: Valid Iface clk node %d", __func__, ++ node_dev->node_info->id); ++ } ++ ++ return ret; ++} ++ ++static int msm_bus_copy_node_info(struct msm_bus_node_device_type *pdata, ++ struct device *bus_dev) ++{ ++ int ret = 0; ++ struct msm_bus_node_info_type *node_info = NULL; ++ struct msm_bus_node_info_type *pdata_node_info = NULL; ++ struct msm_bus_node_device_type *bus_node = NULL; ++ ++ bus_node = bus_dev->platform_data; ++ ++ if (!bus_node || !pdata) { ++ ret = -ENXIO; ++ MSM_BUS_ERR("%s: Invalid pointers pdata %p, bus_node %p", ++ __func__, pdata, bus_node); ++ goto exit_copy_node_info; ++ } ++ ++ node_info = bus_node->node_info; ++ pdata_node_info = pdata->node_info; ++ ++ node_info->name = pdata_node_info->name; ++ node_info->id = pdata_node_info->id; ++ node_info->bus_device_id = pdata_node_info->bus_device_id; ++ node_info->mas_rpm_id = pdata_node_info->mas_rpm_id; ++ node_info->slv_rpm_id = pdata_node_info->slv_rpm_id; ++ node_info->num_connections = pdata_node_info->num_connections; ++ node_info->num_blist = pdata_node_info->num_blist; ++ node_info->num_qports = pdata_node_info->num_qports; ++ node_info->buswidth = pdata_node_info->buswidth; ++ node_info->virt_dev = pdata_node_info->virt_dev; ++ node_info->is_fab_dev = pdata_node_info->is_fab_dev; ++ node_info->qos_params.mode = pdata_node_info->qos_params.mode; ++ node_info->qos_params.prio1 = pdata_node_info->qos_params.prio1; ++ node_info->qos_params.prio0 = pdata_node_info->qos_params.prio0; ++ node_info->qos_params.prio_lvl = pdata_node_info->qos_params.prio_lvl; ++ node_info->qos_params.prio_rd = pdata_node_info->qos_params.prio_rd; ++ node_info->qos_params.prio_wr = pdata_node_info->qos_params.prio_wr; ++ node_info->qos_params.gp = pdata_node_info->qos_params.gp; ++ node_info->qos_params.thmp = pdata_node_info->qos_params.thmp; ++ node_info->qos_params.ws = pdata_node_info->qos_params.ws; ++ node_info->qos_params.bw_buffer = pdata_node_info->qos_params.bw_buffer; ++ node_info->util_fact = pdata_node_info->util_fact; ++ node_info->vrail_comp = pdata_node_info->vrail_comp; ++ ++ node_info->dev_connections = devm_kzalloc(bus_dev, ++ sizeof(struct device *) * ++ pdata_node_info->num_connections, ++ GFP_KERNEL); ++ if (!node_info->dev_connections) { ++ MSM_BUS_ERR("%s:Bus dev connections alloc failed\n", __func__); ++ ret = -ENOMEM; ++ goto exit_copy_node_info; ++ } ++ ++ node_info->connections = devm_kzalloc(bus_dev, ++ sizeof(int) * pdata_node_info->num_connections, ++ GFP_KERNEL); ++ if (!node_info->connections) { ++ MSM_BUS_ERR("%s:Bus connections alloc failed\n", __func__); ++ devm_kfree(bus_dev, node_info->dev_connections); ++ ret = -ENOMEM; ++ goto exit_copy_node_info; ++ } ++ ++ memcpy(node_info->connections, ++ pdata_node_info->connections, ++ sizeof(int) * pdata_node_info->num_connections); ++ ++ node_info->black_connections = devm_kzalloc(bus_dev, ++ sizeof(struct device *) * ++ pdata_node_info->num_blist, ++ GFP_KERNEL); ++ if (!node_info->black_connections) { ++ MSM_BUS_ERR("%s: Bus black connections alloc failed\n", ++ __func__); ++ devm_kfree(bus_dev, node_info->dev_connections); ++ devm_kfree(bus_dev, node_info->connections); ++ ret = -ENOMEM; ++ goto exit_copy_node_info; ++ } ++ ++ node_info->black_listed_connections = devm_kzalloc(bus_dev, ++ pdata_node_info->num_blist * sizeof(int), ++ GFP_KERNEL); ++ if (!node_info->black_listed_connections) { ++ MSM_BUS_ERR("%s:Bus black list connections alloc failed\n", ++ __func__); ++ devm_kfree(bus_dev, node_info->black_connections); ++ devm_kfree(bus_dev, node_info->dev_connections); ++ devm_kfree(bus_dev, node_info->connections); ++ ret = -ENOMEM; ++ goto exit_copy_node_info; ++ } ++ ++ memcpy(node_info->black_listed_connections, ++ pdata_node_info->black_listed_connections, ++ sizeof(int) * pdata_node_info->num_blist); ++ ++ node_info->qport = devm_kzalloc(bus_dev, ++ sizeof(int) * pdata_node_info->num_qports, ++ GFP_KERNEL); ++ if (!node_info->qport) { ++ MSM_BUS_ERR("%s:Bus qport allocation failed\n", __func__); ++ devm_kfree(bus_dev, node_info->dev_connections); ++ devm_kfree(bus_dev, node_info->connections); ++ devm_kfree(bus_dev, node_info->black_listed_connections); ++ ret = -ENOMEM; ++ goto exit_copy_node_info; ++ } ++ ++ memcpy(node_info->qport, ++ pdata_node_info->qport, ++ sizeof(int) * pdata_node_info->num_qports); ++ ++exit_copy_node_info: ++ return ret; ++} ++ ++static struct device *msm_bus_device_init( ++ struct msm_bus_node_device_type *pdata) ++{ ++ struct device *bus_dev = NULL; ++ struct msm_bus_node_device_type *bus_node = NULL; ++ struct msm_bus_node_info_type *node_info = NULL; ++ int ret = 0; ++ ++ bus_dev = kzalloc(sizeof(struct device), GFP_KERNEL); ++ if (!bus_dev) { ++ MSM_BUS_ERR("%s:Device alloc failed\n", __func__); ++ bus_dev = NULL; ++ goto exit_device_init; ++ } ++ /** ++ * Init here so we can use devm calls ++ */ ++ device_initialize(bus_dev); ++ ++ bus_node = devm_kzalloc(bus_dev, ++ sizeof(struct msm_bus_node_device_type), GFP_KERNEL); ++ if (!bus_node) { ++ MSM_BUS_ERR("%s:Bus node alloc failed\n", __func__); ++ kfree(bus_dev); ++ bus_dev = NULL; ++ goto exit_device_init; ++ } ++ ++ node_info = devm_kzalloc(bus_dev, ++ sizeof(struct msm_bus_node_info_type), GFP_KERNEL); ++ if (!node_info) { ++ MSM_BUS_ERR("%s:Bus node info alloc failed\n", __func__); ++ devm_kfree(bus_dev, bus_node); ++ kfree(bus_dev); ++ bus_dev = NULL; ++ goto exit_device_init; ++ } ++ ++ bus_node->node_info = node_info; ++ bus_node->ap_owned = pdata->ap_owned; ++ bus_dev->platform_data = bus_node; ++ ++ if (msm_bus_copy_node_info(pdata, bus_dev) < 0) { ++ devm_kfree(bus_dev, bus_node); ++ devm_kfree(bus_dev, node_info); ++ kfree(bus_dev); ++ bus_dev = NULL; ++ goto exit_device_init; ++ } ++ ++ bus_dev->bus = &msm_bus_type; ++ dev_set_name(bus_dev, bus_node->node_info->name); ++ ++ ret = device_add(bus_dev); ++ if (ret < 0) { ++ MSM_BUS_ERR("%s: Error registering device %d", ++ __func__, pdata->node_info->id); ++ devm_kfree(bus_dev, bus_node); ++ devm_kfree(bus_dev, node_info->dev_connections); ++ devm_kfree(bus_dev, node_info->connections); ++ devm_kfree(bus_dev, node_info->black_connections); ++ devm_kfree(bus_dev, node_info->black_listed_connections); ++ devm_kfree(bus_dev, node_info); ++ kfree(bus_dev); ++ bus_dev = NULL; ++ goto exit_device_init; ++ } ++ device_create_file(bus_dev, &dev_attr_vrail); ++ ++exit_device_init: ++ return bus_dev; ++} ++ ++static int msm_bus_setup_dev_conn(struct device *bus_dev, void *data) ++{ ++ struct msm_bus_node_device_type *bus_node = NULL; ++ int ret = 0; ++ int j; ++ ++ bus_node = bus_dev->platform_data; ++ if (!bus_node) { ++ MSM_BUS_ERR("%s: Can't get device info", __func__); ++ ret = -ENODEV; ++ goto exit_setup_dev_conn; ++ } ++ ++ /* Setup parent bus device for this node */ ++ if (!bus_node->node_info->is_fab_dev) { ++ struct device *bus_parent_device = ++ bus_find_device(&msm_bus_type, NULL, ++ (void *)&bus_node->node_info->bus_device_id, ++ msm_bus_device_match_adhoc); ++ ++ if (!bus_parent_device) { ++ MSM_BUS_ERR("%s: Error finding parentdev %d parent %d", ++ __func__, ++ bus_node->node_info->id, ++ bus_node->node_info->bus_device_id); ++ ret = -ENXIO; ++ goto exit_setup_dev_conn; ++ } ++ bus_node->node_info->bus_device = bus_parent_device; ++ } ++ ++ bus_node->node_info->is_traversed = false; ++ ++ for (j = 0; j < bus_node->node_info->num_connections; j++) { ++ bus_node->node_info->dev_connections[j] = ++ bus_find_device(&msm_bus_type, NULL, ++ (void *)&bus_node->node_info->connections[j], ++ msm_bus_device_match_adhoc); ++ ++ if (!bus_node->node_info->dev_connections[j]) { ++ MSM_BUS_ERR("%s: Error finding conn %d for device %d", ++ __func__, bus_node->node_info->connections[j], ++ bus_node->node_info->id); ++ ret = -ENODEV; ++ goto exit_setup_dev_conn; ++ } ++ } ++ ++ for (j = 0; j < bus_node->node_info->num_blist; j++) { ++ bus_node->node_info->black_connections[j] = ++ bus_find_device(&msm_bus_type, NULL, ++ (void *)&bus_node->node_info-> ++ black_listed_connections[j], ++ msm_bus_device_match_adhoc); ++ ++ if (!bus_node->node_info->black_connections[j]) { ++ MSM_BUS_ERR("%s: Error finding conn %d for device %d\n", ++ __func__, bus_node->node_info-> ++ black_listed_connections[j], ++ bus_node->node_info->id); ++ ret = -ENODEV; ++ goto exit_setup_dev_conn; ++ } ++ } ++ ++exit_setup_dev_conn: ++ return ret; ++} ++ ++static int msm_bus_node_debug(struct device *bus_dev, void *data) ++{ ++ int j; ++ int ret = 0; ++ struct msm_bus_node_device_type *bus_node = NULL; ++ ++ bus_node = bus_dev->platform_data; ++ if (!bus_node) { ++ MSM_BUS_ERR("%s: Can't get device info", __func__); ++ ret = -ENODEV; ++ goto exit_node_debug; ++ } ++ ++ MSM_BUS_DBG("Device = %d buswidth %u", bus_node->node_info->id, ++ bus_node->node_info->buswidth); ++ for (j = 0; j < bus_node->node_info->num_connections; j++) { ++ struct msm_bus_node_device_type *bdev = ++ (struct msm_bus_node_device_type *) ++ bus_node->node_info->dev_connections[j]->platform_data; ++ MSM_BUS_DBG("\n\t Connection[%d] %d", j, bdev->node_info->id); ++ } ++ ++exit_node_debug: ++ return ret; ++} ++ ++static int msm_bus_device_probe(struct platform_device *pdev) ++{ ++ unsigned int i, ret; ++ struct msm_bus_device_node_registration *pdata; ++ ++ /* If possible, get pdata from device-tree */ ++ if (pdev->dev.of_node) ++ pdata = msm_bus_of_to_pdata(pdev); ++ else { ++ pdata = (struct msm_bus_device_node_registration *)pdev-> ++ dev.platform_data; ++ } ++ ++ if (IS_ERR_OR_NULL(pdata)) { ++ MSM_BUS_ERR("No platform data found"); ++ ret = -ENODATA; ++ goto exit_device_probe; ++ } ++ ++ for (i = 0; i < pdata->num_devices; i++) { ++ struct device *node_dev = NULL; ++ ++ node_dev = msm_bus_device_init(&pdata->info[i]); ++ ++ if (!node_dev) { ++ MSM_BUS_ERR("%s: Error during dev init for %d", ++ __func__, pdata->info[i].node_info->id); ++ ret = -ENXIO; ++ goto exit_device_probe; ++ } ++ ++ ret = msm_bus_init_clk(node_dev, &pdata->info[i]); ++ /*Is this a fabric device ?*/ ++ if (pdata->info[i].node_info->is_fab_dev) { ++ MSM_BUS_DBG("%s: %d is a fab", __func__, ++ pdata->info[i].node_info->id); ++ ret = msm_bus_fabric_init(node_dev, &pdata->info[i]); ++ if (ret) { ++ MSM_BUS_ERR("%s: Error intializing fab %d", ++ __func__, pdata->info[i].node_info->id); ++ goto exit_device_probe; ++ } ++ } ++ } ++ ++ ret = bus_for_each_dev(&msm_bus_type, NULL, NULL, ++ msm_bus_setup_dev_conn); ++ if (ret) { ++ MSM_BUS_ERR("%s: Error setting up dev connections", __func__); ++ goto exit_device_probe; ++ } ++ ++ ret = bus_for_each_dev(&msm_bus_type, NULL, NULL, msm_bus_dev_init_qos); ++ if (ret) { ++ MSM_BUS_ERR("%s: Error during qos init", __func__); ++ goto exit_device_probe; ++ } ++ ++ bus_for_each_dev(&msm_bus_type, NULL, NULL, msm_bus_node_debug); ++ ++ /* Register the arb layer ops */ ++ msm_bus_arb_setops_adhoc(&arb_ops); ++ devm_kfree(&pdev->dev, pdata->info); ++ devm_kfree(&pdev->dev, pdata); ++exit_device_probe: ++ return ret; ++} ++ ++static int msm_bus_device_rules_probe(struct platform_device *pdev) ++{ ++ struct bus_rule_type *rule_data = NULL; ++ int num_rules = 0; ++ ++ num_rules = msm_bus_of_get_static_rules(pdev, &rule_data); ++ ++ if (!rule_data) ++ goto exit_rules_probe; ++ ++ msm_rule_register(num_rules, rule_data, NULL); ++ static_rules.num_rules = num_rules; ++ static_rules.rules = rule_data; ++ pdev->dev.platform_data = &static_rules; ++ ++exit_rules_probe: ++ return 0; ++} ++ ++int msm_bus_device_rules_remove(struct platform_device *pdev) ++{ ++ struct static_rules_type *static_rules = NULL; ++ ++ static_rules = pdev->dev.platform_data; ++ if (static_rules) ++ msm_rule_unregister(static_rules->num_rules, ++ static_rules->rules, NULL); ++ return 0; ++} ++ ++static int msm_bus_free_dev(struct device *dev, void *data) ++{ ++ struct msm_bus_node_device_type *bus_node = NULL; ++ ++ bus_node = dev->platform_data; ++ ++ if (bus_node) ++ MSM_BUS_ERR("\n%s: Removing device %d", __func__, ++ bus_node->node_info->id); ++ device_unregister(dev); ++ return 0; ++} ++ ++int msm_bus_device_remove(struct platform_device *pdev) ++{ ++ bus_for_each_dev(&msm_bus_type, NULL, NULL, msm_bus_free_dev); ++ return 0; ++} ++ ++static struct of_device_id rules_match[] = { ++ {.compatible = "qcom,msm-bus-static-bw-rules"}, ++ {} ++}; ++ ++static struct platform_driver msm_bus_rules_driver = { ++ .probe = msm_bus_device_rules_probe, ++ .remove = msm_bus_device_rules_remove, ++ .driver = { ++ .name = "msm_bus_rules_device", ++ .owner = THIS_MODULE, ++ .of_match_table = rules_match, ++ }, ++}; ++ ++static struct of_device_id fabric_match[] = { ++ {.compatible = "qcom,msm-bus-device"}, ++ {} ++}; ++ ++static struct platform_driver msm_bus_device_driver = { ++ .probe = msm_bus_device_probe, ++ .remove = msm_bus_device_remove, ++ .driver = { ++ .name = "msm_bus_device", ++ .owner = THIS_MODULE, ++ .of_match_table = fabric_match, ++ }, ++}; ++ ++int __init msm_bus_device_init_driver(void) ++{ ++ int rc; ++ ++ MSM_BUS_ERR("msm_bus_fabric_init_driver\n"); ++ rc = platform_driver_register(&msm_bus_device_driver); ++ ++ if (rc) { ++ MSM_BUS_ERR("Failed to register bus device driver"); ++ return rc; ++ } ++ return platform_driver_register(&msm_bus_rules_driver); ++} ++subsys_initcall(msm_bus_device_init_driver); +--- /dev/null ++++ b/drivers/bus/msm_bus/msm_bus_id.c +@@ -0,0 +1,94 @@ ++/* Copyright (c) 2013-2014, The Linux Foundation. All rights reserved. ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 and ++ * only version 2 as published by the Free Software Foundation. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ * ++ */ ++ ++#include <linux/kernel.h> ++#include <linux/init.h> ++#include <linux/device.h> ++#include <linux/module.h> ++#include "msm-bus.h" ++#include "msm-bus-board.h" ++#include "msm_bus_core.h" ++#include "msm_bus_noc.h" ++#include "msm_bus_bimc.h" ++ ++static uint32_t master_iids[MSM_BUS_MASTER_LAST]; ++static uint32_t slave_iids[MSM_BUS_SLAVE_LAST - SLAVE_ID_KEY]; ++ ++static void msm_bus_assign_iids(struct msm_bus_fabric_registration ++ *fabreg, int fabid) ++{ ++ int i; ++ for (i = 0; i < fabreg->len; i++) { ++ if (!fabreg->info[i].gateway) { ++ fabreg->info[i].priv_id = fabid + fabreg->info[i].id; ++ if (fabreg->info[i].id < SLAVE_ID_KEY) { ++ if (fabreg->info[i].id >= MSM_BUS_MASTER_LAST) { ++ WARN(1, "id %d exceeds array size!\n", ++ fabreg->info[i].id); ++ continue; ++ } ++ ++ master_iids[fabreg->info[i].id] = ++ fabreg->info[i].priv_id; ++ } else { ++ if ((fabreg->info[i].id - SLAVE_ID_KEY) >= ++ (MSM_BUS_SLAVE_LAST - SLAVE_ID_KEY)) { ++ WARN(1, "id %d exceeds array size!\n", ++ fabreg->info[i].id); ++ continue; ++ } ++ ++ slave_iids[fabreg->info[i].id - (SLAVE_ID_KEY)] ++ = fabreg->info[i].priv_id; ++ } ++ } else { ++ fabreg->info[i].priv_id = fabreg->info[i].id; ++ } ++ } ++} ++ ++static int msm_bus_get_iid(int id) ++{ ++ if ((id < SLAVE_ID_KEY && id >= MSM_BUS_MASTER_LAST) || ++ id >= MSM_BUS_SLAVE_LAST) { ++ MSM_BUS_ERR("Cannot get iid. Invalid id %d passed\n", id); ++ return -EINVAL; ++ } ++ ++ return CHECK_ID(((id < SLAVE_ID_KEY) ? master_iids[id] : ++ slave_iids[id - SLAVE_ID_KEY]), id); ++} ++ ++static struct msm_bus_board_algorithm msm_bus_id_algo = { ++ .get_iid = msm_bus_get_iid, ++ .assign_iids = msm_bus_assign_iids, ++}; ++ ++int msm_bus_board_rpm_get_il_ids(uint16_t *id) ++{ ++ return -ENXIO; ++} ++ ++void msm_bus_board_init(struct msm_bus_fabric_registration *pdata) ++{ ++ pdata->board_algo = &msm_bus_id_algo; ++} ++ ++void msm_bus_board_set_nfab(struct msm_bus_fabric_registration *pdata, ++ int nfab) ++{ ++ if (nfab <= 0) ++ return; ++ ++ msm_bus_id_algo.board_nfab = nfab; ++} +--- /dev/null ++++ b/drivers/bus/msm_bus/msm_bus_noc.c +@@ -0,0 +1,770 @@ ++/* Copyright (c) 2012-2014, The Linux Foundation. All rights reserved. ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 and ++ * only version 2 as published by the Free Software Foundation. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ */ ++ ++#define pr_fmt(fmt) "AXI: NOC: %s(): " fmt, __func__ ++ ++#include <linux/slab.h> ++#include <linux/io.h> ++#include "msm-bus-board.h" ++#include "msm_bus_core.h" ++#include "msm_bus_noc.h" ++#include "msm_bus_adhoc.h" ++ ++/* NOC_QOS generic */ ++#define __CLZ(x) ((8 * sizeof(uint32_t)) - 1 - __fls(x)) ++#define SAT_SCALE 16 /* 16 bytes minimum for saturation */ ++#define BW_SCALE 256 /* 1/256 byte per cycle unit */ ++#define QOS_DEFAULT_BASEOFFSET 0x00003000 ++#define QOS_DEFAULT_DELTA 0x80 ++#define MAX_BW_FIELD (NOC_QOS_BWn_BW_BMSK >> NOC_QOS_BWn_BW_SHFT) ++#define MAX_SAT_FIELD (NOC_QOS_SATn_SAT_BMSK >> NOC_QOS_SATn_SAT_SHFT) ++ ++#define NOC_QOS_REG_BASE(b, o) ((b) + (o)) ++ ++#define NOC_QOS_ID_COREIDn_ADDR(b, o, n, d) \ ++ (NOC_QOS_REG_BASE(b, o) + (d) * (n)) ++enum noc_qos_id_coreidn { ++ NOC_QOS_ID_COREIDn_RMSK = 0xffffffff, ++ NOC_QOS_ID_COREIDn_MAXn = 32, ++ NOC_QOS_ID_COREIDn_CORECHSUM_BMSK = 0xffffff00, ++ NOC_QOS_ID_COREIDn_CORECHSUM_SHFT = 0x8, ++ NOC_QOS_ID_COREIDn_CORETYPEID_BMSK = 0xff, ++ NOC_QOS_ID_COREIDn_CORETYPEID_SHFT = 0x0, ++}; ++ ++#define NOC_QOS_ID_REVISIONIDn_ADDR(b, o, n, d) \ ++ (NOC_QOS_REG_BASE(b, o) + 0x4 + (d) * (n)) ++enum noc_qos_id_revisionidn { ++ NOC_QOS_ID_REVISIONIDn_RMSK = 0xffffffff, ++ NOC_QOS_ID_REVISIONIDn_MAXn = 32, ++ NOC_QOS_ID_REVISIONIDn_FLEXNOCID_BMSK = 0xffffff00, ++ NOC_QOS_ID_REVISIONIDn_FLEXNOCID_SHFT = 0x8, ++ NOC_QOS_ID_REVISIONIDn_USERID_BMSK = 0xff, ++ NOC_QOS_ID_REVISIONIDn_USERID_SHFT = 0x0, ++}; ++ ++#define NOC_QOS_PRIORITYn_ADDR(b, o, n, d) \ ++ (NOC_QOS_REG_BASE(b, o) + 0x8 + (d) * (n)) ++enum noc_qos_id_priorityn { ++ NOC_QOS_PRIORITYn_RMSK = 0x0000000f, ++ NOC_QOS_PRIORITYn_MAXn = 32, ++ NOC_QOS_PRIORITYn_P1_BMSK = 0xc, ++ NOC_QOS_PRIORITYn_P1_SHFT = 0x2, ++ NOC_QOS_PRIORITYn_P0_BMSK = 0x3, ++ NOC_QOS_PRIORITYn_P0_SHFT = 0x0, ++}; ++ ++#define NOC_QOS_MODEn_ADDR(b, o, n, d) \ ++ (NOC_QOS_REG_BASE(b, o) + 0xC + (d) * (n)) ++enum noc_qos_id_moden_rmsk { ++ NOC_QOS_MODEn_RMSK = 0x00000003, ++ NOC_QOS_MODEn_MAXn = 32, ++ NOC_QOS_MODEn_MODE_BMSK = 0x3, ++ NOC_QOS_MODEn_MODE_SHFT = 0x0, ++}; ++ ++#define NOC_QOS_BWn_ADDR(b, o, n, d) \ ++ (NOC_QOS_REG_BASE(b, o) + 0x10 + (d) * (n)) ++enum noc_qos_id_bwn { ++ NOC_QOS_BWn_RMSK = 0x0000ffff, ++ NOC_QOS_BWn_MAXn = 32, ++ NOC_QOS_BWn_BW_BMSK = 0xffff, ++ NOC_QOS_BWn_BW_SHFT = 0x0, ++}; ++ ++/* QOS Saturation registers */ ++#define NOC_QOS_SATn_ADDR(b, o, n, d) \ ++ (NOC_QOS_REG_BASE(b, o) + 0x14 + (d) * (n)) ++enum noc_qos_id_saturationn { ++ NOC_QOS_SATn_RMSK = 0x000003ff, ++ NOC_QOS_SATn_MAXn = 32, ++ NOC_QOS_SATn_SAT_BMSK = 0x3ff, ++ NOC_QOS_SATn_SAT_SHFT = 0x0, ++}; ++ ++static int noc_div(uint64_t *a, uint32_t b) ++{ ++ if ((*a > 0) && (*a < b)) ++ return 1; ++ else ++ return do_div(*a, b); ++} ++ ++/** ++ * Calculates bw hardware is using from register values ++ * bw returned is in bytes/sec ++ */ ++static uint64_t noc_bw(uint32_t bw_field, uint32_t qos_freq) ++{ ++ uint64_t res; ++ uint32_t rem, scale; ++ ++ res = 2 * qos_freq * bw_field; ++ scale = BW_SCALE * 1000; ++ rem = noc_div(&res, scale); ++ MSM_BUS_DBG("NOC: Calculated bw: %llu\n", res * 1000000ULL); ++ return res * 1000000ULL; ++} ++ ++static uint32_t noc_bw_ceil(long int bw_field, uint32_t qos_freq) ++{ ++ uint64_t bw_temp = 2 * qos_freq * bw_field; ++ uint32_t scale = 1000 * BW_SCALE; ++ noc_div(&bw_temp, scale); ++ return bw_temp * 1000000; ++} ++#define MAX_BW(timebase) noc_bw_ceil(MAX_BW_FIELD, (timebase)) ++ ++/** ++ * Calculates ws hardware is using from register values ++ * ws returned is in nanoseconds ++ */ ++static uint32_t noc_ws(uint64_t bw, uint32_t sat, uint32_t qos_freq) ++{ ++ if (bw && qos_freq) { ++ uint32_t bwf = bw * qos_freq; ++ uint64_t scale = 1000000000000LL * BW_SCALE * ++ SAT_SCALE * sat; ++ noc_div(&scale, bwf); ++ MSM_BUS_DBG("NOC: Calculated ws: %llu\n", scale); ++ return scale; ++ } ++ ++ return 0; ++} ++#define MAX_WS(bw, timebase) noc_ws((bw), MAX_SAT_FIELD, (timebase)) ++ ++/* Calculate bandwidth field value for requested bandwidth */ ++static uint32_t noc_bw_field(uint64_t bw, uint32_t qos_freq) ++{ ++ uint32_t bw_field = 0; ++ ++ if (bw) { ++ uint32_t rem; ++ uint64_t bw_capped = min_t(uint64_t, bw, MAX_BW(qos_freq)); ++ uint64_t bwc = bw_capped * BW_SCALE; ++ uint64_t qf = 2 * qos_freq * 1000; ++ ++ rem = noc_div(&bwc, qf); ++ bw_field = (uint32_t)min_t(uint64_t, bwc, MAX_BW_FIELD); ++ } ++ ++ MSM_BUS_DBG("NOC: bw_field: %u\n", bw_field); ++ return bw_field; ++} ++ ++static uint32_t noc_sat_field(uint64_t bw, uint32_t ws, uint32_t qos_freq) ++{ ++ uint32_t sat_field = 0, win; ++ ++ if (bw) { ++ /* Limit to max bw and scale bw to 100 KB increments */ ++ uint64_t tbw, tscale; ++ uint64_t bw_scaled = min_t(uint64_t, bw, MAX_BW(qos_freq)); ++ uint32_t rem = noc_div(&bw_scaled, 100000); ++ ++ /** ++ * Calculate saturation from windows size. ++ * WS must be at least one arb period. ++ * Saturation must not exceed max field size ++ * ++ * Bandwidth is in 100KB increments ++ * Window size is in ns ++ * qos_freq is in KHz ++ */ ++ win = max(ws, 1000000 / qos_freq); ++ tbw = bw_scaled * win * qos_freq; ++ tscale = 10000000ULL * BW_SCALE * SAT_SCALE; ++ rem = noc_div(&tbw, tscale); ++ sat_field = (uint32_t)min_t(uint64_t, tbw, MAX_SAT_FIELD); ++ } ++ ++ MSM_BUS_DBG("NOC: sat_field: %d\n", sat_field); ++ return sat_field; ++} ++ ++static void noc_set_qos_mode(void __iomem *base, uint32_t qos_off, ++ uint32_t mport, uint32_t qos_delta, uint8_t mode, ++ uint8_t perm_mode) ++{ ++ if (mode < NOC_QOS_MODE_MAX && ++ ((1 << mode) & perm_mode)) { ++ uint32_t reg_val; ++ ++ reg_val = readl_relaxed(NOC_QOS_MODEn_ADDR(base, qos_off, ++ mport, qos_delta)) & NOC_QOS_MODEn_RMSK; ++ writel_relaxed(((reg_val & (~(NOC_QOS_MODEn_MODE_BMSK))) | ++ (mode & NOC_QOS_MODEn_MODE_BMSK)), ++ NOC_QOS_MODEn_ADDR(base, qos_off, mport, qos_delta)); ++ } ++ /* Ensure qos mode is set before exiting */ ++ wmb(); ++} ++ ++static void noc_set_qos_priority(void __iomem *base, uint32_t qos_off, ++ uint32_t mport, uint32_t qos_delta, ++ struct msm_bus_noc_qos_priority *priority) ++{ ++ uint32_t reg_val, val; ++ ++ reg_val = readl_relaxed(NOC_QOS_PRIORITYn_ADDR(base, qos_off, mport, ++ qos_delta)) & NOC_QOS_PRIORITYn_RMSK; ++ val = priority->p1 << NOC_QOS_PRIORITYn_P1_SHFT; ++ writel_relaxed(((reg_val & (~(NOC_QOS_PRIORITYn_P1_BMSK))) | ++ (val & NOC_QOS_PRIORITYn_P1_BMSK)), ++ NOC_QOS_PRIORITYn_ADDR(base, qos_off, mport, qos_delta)); ++ ++ reg_val = readl_relaxed(NOC_QOS_PRIORITYn_ADDR(base, qos_off, mport, ++ qos_delta)) ++ & NOC_QOS_PRIORITYn_RMSK; ++ writel_relaxed(((reg_val & (~(NOC_QOS_PRIORITYn_P0_BMSK))) | ++ (priority->p0 & NOC_QOS_PRIORITYn_P0_BMSK)), ++ NOC_QOS_PRIORITYn_ADDR(base, qos_off, mport, qos_delta)); ++ /* Ensure qos priority is set before exiting */ ++ wmb(); ++} ++ ++static void msm_bus_noc_set_qos_bw(void __iomem *base, uint32_t qos_off, ++ uint32_t qos_freq, uint32_t mport, uint32_t qos_delta, ++ uint8_t perm_mode, struct msm_bus_noc_qos_bw *qbw) ++{ ++ uint32_t reg_val, val, mode; ++ ++ if (!qos_freq) { ++ MSM_BUS_DBG("Zero QoS Freq\n"); ++ return; ++ } ++ ++ ++ /* If Limiter or Regulator modes are not supported, bw not available*/ ++ if (perm_mode & (NOC_QOS_PERM_MODE_LIMITER | ++ NOC_QOS_PERM_MODE_REGULATOR)) { ++ uint32_t bw_val = noc_bw_field(qbw->bw, qos_freq); ++ uint32_t sat_val = noc_sat_field(qbw->bw, qbw->ws, ++ qos_freq); ++ ++ MSM_BUS_DBG("NOC: BW: perm_mode: %d bw_val: %d, sat_val: %d\n", ++ perm_mode, bw_val, sat_val); ++ /* ++ * If in Limiter/Regulator mode, first go to fixed mode. ++ * Clear QoS accumulator ++ **/ ++ mode = readl_relaxed(NOC_QOS_MODEn_ADDR(base, qos_off, ++ mport, qos_delta)) & NOC_QOS_MODEn_MODE_BMSK; ++ if (mode == NOC_QOS_MODE_REGULATOR || mode == ++ NOC_QOS_MODE_LIMITER) { ++ reg_val = readl_relaxed(NOC_QOS_MODEn_ADDR( ++ base, qos_off, mport, qos_delta)); ++ val = NOC_QOS_MODE_FIXED; ++ writel_relaxed((reg_val & (~(NOC_QOS_MODEn_MODE_BMSK))) ++ | (val & NOC_QOS_MODEn_MODE_BMSK), ++ NOC_QOS_MODEn_ADDR(base, qos_off, mport, ++ qos_delta)); ++ } ++ ++ reg_val = readl_relaxed(NOC_QOS_BWn_ADDR(base, qos_off, mport, ++ qos_delta)); ++ val = bw_val << NOC_QOS_BWn_BW_SHFT; ++ writel_relaxed(((reg_val & (~(NOC_QOS_BWn_BW_BMSK))) | ++ (val & NOC_QOS_BWn_BW_BMSK)), ++ NOC_QOS_BWn_ADDR(base, qos_off, mport, qos_delta)); ++ ++ MSM_BUS_DBG("NOC: BW: Wrote value: 0x%x\n", ((reg_val & ++ (~NOC_QOS_BWn_BW_BMSK)) | (val & ++ NOC_QOS_BWn_BW_BMSK))); ++ ++ reg_val = readl_relaxed(NOC_QOS_SATn_ADDR(base, qos_off, ++ mport, qos_delta)); ++ val = sat_val << NOC_QOS_SATn_SAT_SHFT; ++ writel_relaxed(((reg_val & (~(NOC_QOS_SATn_SAT_BMSK))) | ++ (val & NOC_QOS_SATn_SAT_BMSK)), ++ NOC_QOS_SATn_ADDR(base, qos_off, mport, qos_delta)); ++ ++ MSM_BUS_DBG("NOC: SAT: Wrote value: 0x%x\n", ((reg_val & ++ (~NOC_QOS_SATn_SAT_BMSK)) | (val & ++ NOC_QOS_SATn_SAT_BMSK))); ++ ++ /* Set mode back to what it was initially */ ++ reg_val = readl_relaxed(NOC_QOS_MODEn_ADDR(base, qos_off, ++ mport, qos_delta)); ++ writel_relaxed((reg_val & (~(NOC_QOS_MODEn_MODE_BMSK))) ++ | (mode & NOC_QOS_MODEn_MODE_BMSK), ++ NOC_QOS_MODEn_ADDR(base, qos_off, mport, qos_delta)); ++ /* Ensure that all writes for bandwidth registers have ++ * completed before returning ++ */ ++ wmb(); ++ } ++} ++ ++uint8_t msm_bus_noc_get_qos_mode(void __iomem *base, uint32_t qos_off, ++ uint32_t mport, uint32_t qos_delta, uint32_t mode, uint32_t perm_mode) ++{ ++ if (NOC_QOS_MODES_ALL_PERM == perm_mode) ++ return readl_relaxed(NOC_QOS_MODEn_ADDR(base, qos_off, ++ mport, qos_delta)) & NOC_QOS_MODEn_MODE_BMSK; ++ else ++ return 31 - __CLZ(mode & ++ NOC_QOS_MODES_ALL_PERM); ++} ++ ++void msm_bus_noc_get_qos_priority(void __iomem *base, uint32_t qos_off, ++ uint32_t mport, uint32_t qos_delta, ++ struct msm_bus_noc_qos_priority *priority) ++{ ++ priority->p1 = (readl_relaxed(NOC_QOS_PRIORITYn_ADDR(base, qos_off, ++ mport, qos_delta)) & NOC_QOS_PRIORITYn_P1_BMSK) >> ++ NOC_QOS_PRIORITYn_P1_SHFT; ++ ++ priority->p0 = (readl_relaxed(NOC_QOS_PRIORITYn_ADDR(base, qos_off, ++ mport, qos_delta)) & NOC_QOS_PRIORITYn_P0_BMSK) >> ++ NOC_QOS_PRIORITYn_P0_SHFT; ++} ++ ++void msm_bus_noc_get_qos_bw(void __iomem *base, uint32_t qos_off, ++ uint32_t qos_freq, ++ uint32_t mport, uint32_t qos_delta, uint8_t perm_mode, ++ struct msm_bus_noc_qos_bw *qbw) ++{ ++ if (perm_mode & (NOC_QOS_PERM_MODE_LIMITER | ++ NOC_QOS_PERM_MODE_REGULATOR)) { ++ uint32_t bw_val = readl_relaxed(NOC_QOS_BWn_ADDR( ++ base, qos_off, mport, qos_delta)) & NOC_QOS_BWn_BW_BMSK; ++ uint32_t sat = readl_relaxed(NOC_QOS_SATn_ADDR( ++ base, qos_off, mport, qos_delta)) ++ & NOC_QOS_SATn_SAT_BMSK; ++ ++ qbw->bw = noc_bw(bw_val, qos_freq); ++ qbw->ws = noc_ws(qbw->bw, sat, qos_freq); ++ } else { ++ qbw->bw = 0; ++ qbw->ws = 0; ++ } ++} ++ ++static int msm_bus_noc_mas_init(struct msm_bus_noc_info *ninfo, ++ struct msm_bus_inode_info *info) ++{ ++ int i; ++ struct msm_bus_noc_qos_priority *prio; ++ prio = kzalloc(sizeof(struct msm_bus_noc_qos_priority), ++ GFP_KERNEL); ++ if (!prio) { ++ MSM_BUS_WARN("Couldn't alloc prio data for node: %d\n", ++ info->node_info->id); ++ return -ENOMEM; ++ } ++ ++ prio->read_prio = info->node_info->prio_rd; ++ prio->write_prio = info->node_info->prio_wr; ++ prio->p1 = info->node_info->prio1; ++ prio->p0 = info->node_info->prio0; ++ info->hw_data = (void *)prio; ++ ++ if (!info->node_info->qport) { ++ MSM_BUS_DBG("No QoS Ports to init\n"); ++ return 0; ++ } ++ ++ for (i = 0; i < info->node_info->num_mports; i++) { ++ if (info->node_info->mode != NOC_QOS_MODE_BYPASS) { ++ noc_set_qos_priority(ninfo->base, ninfo->qos_baseoffset, ++ info->node_info->qport[i], ninfo->qos_delta, ++ prio); ++ ++ if (info->node_info->mode != NOC_QOS_MODE_FIXED) { ++ struct msm_bus_noc_qos_bw qbw; ++ qbw.ws = info->node_info->ws; ++ qbw.bw = 0; ++ msm_bus_noc_set_qos_bw(ninfo->base, ++ ninfo->qos_baseoffset, ++ ninfo->qos_freq, info->node_info-> ++ qport[i], ninfo->qos_delta, ++ info->node_info->perm_mode, ++ &qbw); ++ } ++ } ++ ++ noc_set_qos_mode(ninfo->base, ninfo->qos_baseoffset, ++ info->node_info->qport[i], ninfo->qos_delta, ++ info->node_info->mode, ++ info->node_info->perm_mode); ++ } ++ ++ return 0; ++} ++ ++static void msm_bus_noc_node_init(void *hw_data, ++ struct msm_bus_inode_info *info) ++{ ++ struct msm_bus_noc_info *ninfo = ++ (struct msm_bus_noc_info *)hw_data; ++ ++ if (!IS_SLAVE(info->node_info->priv_id)) ++ if (info->node_info->hw_sel != MSM_BUS_RPM) ++ msm_bus_noc_mas_init(ninfo, info); ++} ++ ++static int msm_bus_noc_allocate_commit_data(struct msm_bus_fabric_registration ++ *fab_pdata, void **cdata, int ctx) ++{ ++ struct msm_bus_noc_commit **cd = (struct msm_bus_noc_commit **)cdata; ++ struct msm_bus_noc_info *ninfo = ++ (struct msm_bus_noc_info *)fab_pdata->hw_data; ++ ++ *cd = kzalloc(sizeof(struct msm_bus_noc_commit), GFP_KERNEL); ++ if (!*cd) { ++ MSM_BUS_DBG("Couldn't alloc mem for cdata\n"); ++ return -ENOMEM; ++ } ++ ++ (*cd)->mas = ninfo->cdata[ctx].mas; ++ (*cd)->slv = ninfo->cdata[ctx].slv; ++ ++ return 0; ++} ++ ++static void *msm_bus_noc_allocate_noc_data(struct platform_device *pdev, ++ struct msm_bus_fabric_registration *fab_pdata) ++{ ++ struct resource *noc_mem; ++ struct resource *noc_io; ++ struct msm_bus_noc_info *ninfo; ++ int i; ++ ++ ninfo = kzalloc(sizeof(struct msm_bus_noc_info), GFP_KERNEL); ++ if (!ninfo) { ++ MSM_BUS_DBG("Couldn't alloc mem for noc info\n"); ++ return NULL; ++ } ++ ++ ninfo->nmasters = fab_pdata->nmasters; ++ ninfo->nqos_masters = fab_pdata->nmasters; ++ ninfo->nslaves = fab_pdata->nslaves; ++ ninfo->qos_freq = fab_pdata->qos_freq; ++ ++ if (!fab_pdata->qos_baseoffset) ++ ninfo->qos_baseoffset = QOS_DEFAULT_BASEOFFSET; ++ else ++ ninfo->qos_baseoffset = fab_pdata->qos_baseoffset; ++ ++ if (!fab_pdata->qos_delta) ++ ninfo->qos_delta = QOS_DEFAULT_DELTA; ++ else ++ ninfo->qos_delta = fab_pdata->qos_delta; ++ ++ ninfo->mas_modes = kzalloc(sizeof(uint32_t) * fab_pdata->nmasters, ++ GFP_KERNEL); ++ if (!ninfo->mas_modes) { ++ MSM_BUS_DBG("Couldn't alloc mem for noc master-modes\n"); ++ kfree(ninfo); ++ return NULL; ++ } ++ ++ for (i = 0; i < NUM_CTX; i++) { ++ ninfo->cdata[i].mas = kzalloc(sizeof(struct ++ msm_bus_node_hw_info) * fab_pdata->nmasters * 2, ++ GFP_KERNEL); ++ if (!ninfo->cdata[i].mas) { ++ MSM_BUS_DBG("Couldn't alloc mem for noc master-bw\n"); ++ kfree(ninfo->mas_modes); ++ kfree(ninfo); ++ return NULL; ++ } ++ ++ ninfo->cdata[i].slv = kzalloc(sizeof(struct ++ msm_bus_node_hw_info) * fab_pdata->nslaves * 2, ++ GFP_KERNEL); ++ if (!ninfo->cdata[i].slv) { ++ MSM_BUS_DBG("Couldn't alloc mem for noc master-bw\n"); ++ kfree(ninfo->cdata[i].mas); ++ goto err; ++ } ++ } ++ ++ /* If it's a virtual fabric, don't get memory info */ ++ if (fab_pdata->virt) ++ goto skip_mem; ++ ++ noc_mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); ++ if (!noc_mem && !fab_pdata->virt) { ++ MSM_BUS_ERR("Cannot get NoC Base address\n"); ++ goto err; ++ } ++ ++ noc_io = request_mem_region(noc_mem->start, ++ resource_size(noc_mem), pdev->name); ++ if (!noc_io) { ++ MSM_BUS_ERR("NoC memory unavailable\n"); ++ goto err; ++ } ++ ++ ninfo->base = ioremap(noc_mem->start, resource_size(noc_mem)); ++ if (!ninfo->base) { ++ MSM_BUS_ERR("IOremap failed for NoC!\n"); ++ release_mem_region(noc_mem->start, resource_size(noc_mem)); ++ goto err; ++ } ++ ++skip_mem: ++ fab_pdata->hw_data = (void *)ninfo; ++ return (void *)ninfo; ++ ++err: ++ kfree(ninfo->mas_modes); ++ kfree(ninfo); ++ return NULL; ++} ++ ++static void free_commit_data(void *cdata) ++{ ++ struct msm_bus_noc_commit *cd = (struct msm_bus_noc_commit *)cdata; ++ ++ kfree(cd->mas); ++ kfree(cd->slv); ++ kfree(cd); ++} ++ ++static bool msm_bus_noc_update_bw_reg(int mode) ++{ ++ bool ret = false; ++ ++ if ((mode == NOC_QOS_MODE_LIMITER) || ++ (mode == NOC_QOS_MODE_REGULATOR)) ++ ret = true; ++ ++ return ret; ++} ++ ++static void msm_bus_noc_update_bw(struct msm_bus_inode_info *hop, ++ struct msm_bus_inode_info *info, ++ struct msm_bus_fabric_registration *fab_pdata, ++ void *sel_cdata, int *master_tiers, ++ int64_t add_bw) ++{ ++ struct msm_bus_noc_info *ninfo; ++ struct msm_bus_noc_qos_bw qos_bw; ++ int i, ports; ++ int64_t bw; ++ struct msm_bus_noc_commit *sel_cd = ++ (struct msm_bus_noc_commit *)sel_cdata; ++ ++ ninfo = (struct msm_bus_noc_info *)fab_pdata->hw_data; ++ if (!ninfo->qos_freq) { ++ MSM_BUS_DBG("NOC: No qos frequency to update bw\n"); ++ return; ++ } ++ ++ if (info->node_info->num_mports == 0) { ++ MSM_BUS_DBG("NOC: Skip Master BW\n"); ++ goto skip_mas_bw; ++ } ++ ++ ports = info->node_info->num_mports; ++ bw = INTERLEAVED_BW(fab_pdata, add_bw, ports); ++ ++ MSM_BUS_DBG("NOC: Update bw for: %d: %lld\n", ++ info->node_info->priv_id, add_bw); ++ for (i = 0; i < ports; i++) { ++ sel_cd->mas[info->node_info->masterp[i]].bw += bw; ++ sel_cd->mas[info->node_info->masterp[i]].hw_id = ++ info->node_info->mas_hw_id; ++ MSM_BUS_DBG("NOC: Update mas_bw: ID: %d, BW: %llu ports:%d\n", ++ info->node_info->priv_id, ++ sel_cd->mas[info->node_info->masterp[i]].bw, ++ ports); ++ /* Check if info is a shared master. ++ * If it is, mark it dirty ++ * If it isn't, then set QOS Bandwidth ++ **/ ++ if (info->node_info->hw_sel == MSM_BUS_RPM) ++ sel_cd->mas[info->node_info->masterp[i]].dirty = 1; ++ else { ++ if (!info->node_info->qport) { ++ MSM_BUS_DBG("No qos ports to update!\n"); ++ break; ++ } ++ ++ if (!(info->node_info->mode == NOC_QOS_MODE_REGULATOR) ++ || (info->node_info->mode == ++ NOC_QOS_MODE_LIMITER)) { ++ MSM_BUS_DBG("Skip QoS reg programming\n"); ++ break; ++ } ++ qos_bw.bw = sel_cd->mas[info->node_info->masterp[i]]. ++ bw; ++ qos_bw.ws = info->node_info->ws; ++ msm_bus_noc_set_qos_bw(ninfo->base, ++ ninfo->qos_baseoffset, ++ ninfo->qos_freq, ++ info->node_info->qport[i], ninfo->qos_delta, ++ info->node_info->perm_mode, &qos_bw); ++ MSM_BUS_DBG("NOC: QoS: Update mas_bw: ws: %u\n", ++ qos_bw.ws); ++ } ++ } ++ ++skip_mas_bw: ++ ports = hop->node_info->num_sports; ++ for (i = 0; i < ports; i++) { ++ sel_cd->slv[hop->node_info->slavep[i]].bw += add_bw; ++ sel_cd->slv[hop->node_info->slavep[i]].hw_id = ++ hop->node_info->slv_hw_id; ++ MSM_BUS_DBG("NOC: Update slave_bw for ID: %d -> %llu\n", ++ hop->node_info->priv_id, ++ sel_cd->slv[hop->node_info->slavep[i]].bw); ++ MSM_BUS_DBG("NOC: Update slave_bw for hw_id: %d, index: %d\n", ++ hop->node_info->slv_hw_id, hop->node_info->slavep[i]); ++ /* Check if hop is a shared slave. ++ * If it is, mark it dirty ++ * If it isn't, then nothing to be done as the ++ * slaves are in bypass mode. ++ **/ ++ if (hop->node_info->hw_sel == MSM_BUS_RPM) ++ sel_cd->slv[hop->node_info->slavep[i]].dirty = 1; ++ } ++} ++ ++static int msm_bus_noc_commit(struct msm_bus_fabric_registration ++ *fab_pdata, void *hw_data, void **cdata) ++{ ++ MSM_BUS_DBG("\nReached NOC Commit\n"); ++ msm_bus_remote_hw_commit(fab_pdata, hw_data, cdata); ++ return 0; ++} ++ ++static int msm_bus_noc_port_halt(uint32_t haltid, uint8_t mport) ++{ ++ return 0; ++} ++ ++static int msm_bus_noc_port_unhalt(uint32_t haltid, uint8_t mport) ++{ ++ return 0; ++} ++ ++static int msm_bus_noc_qos_init(struct msm_bus_node_device_type *info, ++ void __iomem *qos_base, ++ uint32_t qos_off, uint32_t qos_delta, ++ uint32_t qos_freq) ++{ ++ struct msm_bus_noc_qos_priority prio; ++ int ret = 0; ++ int i; ++ ++ prio.p1 = info->node_info->qos_params.prio1; ++ prio.p0 = info->node_info->qos_params.prio0; ++ ++ if (!info->node_info->qport) { ++ MSM_BUS_DBG("No QoS Ports to init\n"); ++ ret = 0; ++ goto err_qos_init; ++ } ++ ++ for (i = 0; i < info->node_info->num_qports; i++) { ++ if (info->node_info->qos_params.mode != NOC_QOS_MODE_BYPASS) { ++ noc_set_qos_priority(qos_base, qos_off, ++ info->node_info->qport[i], qos_delta, ++ &prio); ++ ++ if (info->node_info->qos_params.mode != ++ NOC_QOS_MODE_FIXED) { ++ struct msm_bus_noc_qos_bw qbw; ++ qbw.ws = info->node_info->qos_params.ws; ++ qbw.bw = 0; ++ msm_bus_noc_set_qos_bw(qos_base, qos_off, ++ qos_freq, ++ info->node_info->qport[i], ++ qos_delta, ++ info->node_info->qos_params.mode, ++ &qbw); ++ } ++ } ++ ++ noc_set_qos_mode(qos_base, qos_off, info->node_info->qport[i], ++ qos_delta, info->node_info->qos_params.mode, ++ (1 << info->node_info->qos_params.mode)); ++ } ++err_qos_init: ++ return ret; ++} ++ ++static int msm_bus_noc_set_bw(struct msm_bus_node_device_type *dev, ++ void __iomem *qos_base, ++ uint32_t qos_off, uint32_t qos_delta, ++ uint32_t qos_freq) ++{ ++ int ret = 0; ++ uint64_t bw = 0; ++ int i; ++ struct msm_bus_node_info_type *info = dev->node_info; ++ ++ if (info && info->num_qports && ++ ((info->qos_params.mode == NOC_QOS_MODE_REGULATOR) || ++ (info->qos_params.mode == ++ NOC_QOS_MODE_LIMITER))) { ++ struct msm_bus_noc_qos_bw qos_bw; ++ ++ bw = msm_bus_div64(info->num_qports, ++ dev->node_ab.ab[DUAL_CTX]); ++ ++ for (i = 0; i < info->num_qports; i++) { ++ if (!info->qport) { ++ MSM_BUS_DBG("No qos ports to update!\n"); ++ break; ++ } ++ ++ qos_bw.bw = bw; ++ qos_bw.ws = info->qos_params.ws; ++ msm_bus_noc_set_qos_bw(qos_base, qos_off, qos_freq, ++ info->qport[i], qos_delta, ++ info->qos_params.mode, &qos_bw); ++ MSM_BUS_DBG("NOC: QoS: Update mas_bw: ws: %u\n", ++ qos_bw.ws); ++ } ++ } ++ return ret; ++} ++int msm_bus_noc_hw_init(struct msm_bus_fabric_registration *pdata, ++ struct msm_bus_hw_algorithm *hw_algo) ++{ ++ /* Set interleaving to true by default */ ++ pdata->il_flag = true; ++ hw_algo->allocate_commit_data = msm_bus_noc_allocate_commit_data; ++ hw_algo->allocate_hw_data = msm_bus_noc_allocate_noc_data; ++ hw_algo->node_init = msm_bus_noc_node_init; ++ hw_algo->free_commit_data = free_commit_data; ++ hw_algo->update_bw = msm_bus_noc_update_bw; ++ hw_algo->commit = msm_bus_noc_commit; ++ hw_algo->port_halt = msm_bus_noc_port_halt; ++ hw_algo->port_unhalt = msm_bus_noc_port_unhalt; ++ hw_algo->update_bw_reg = msm_bus_noc_update_bw_reg; ++ hw_algo->config_master = NULL; ++ hw_algo->config_limiter = NULL; ++ ++ return 0; ++} ++ ++int msm_bus_noc_set_ops(struct msm_bus_node_device_type *bus_dev) ++{ ++ if (!bus_dev) ++ return -ENODEV; ++ else { ++ bus_dev->fabdev->noc_ops.qos_init = msm_bus_noc_qos_init; ++ bus_dev->fabdev->noc_ops.set_bw = msm_bus_noc_set_bw; ++ bus_dev->fabdev->noc_ops.limit_mport = NULL; ++ bus_dev->fabdev->noc_ops.update_bw_reg = ++ msm_bus_noc_update_bw_reg; ++ } ++ return 0; ++} ++EXPORT_SYMBOL(msm_bus_noc_set_ops); +--- /dev/null ++++ b/drivers/bus/msm_bus/msm_bus_noc.h +@@ -0,0 +1,76 @@ ++/* Copyright (c) 2012-2014, The Linux Foundation. All rights reserved. ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 and ++ * only version 2 as published by the Free Software Foundation. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ */ ++ ++#ifndef _ARCH_ARM_MACH_MSM_BUS_BIMC_H ++#define _ARCH_ARM_MACH_MSM_BUS_BIMC_H ++ ++enum msm_bus_noc_qos_mode_type { ++ NOC_QOS_MODE_FIXED = 0, ++ NOC_QOS_MODE_LIMITER, ++ NOC_QOS_MODE_BYPASS, ++ NOC_QOS_MODE_REGULATOR, ++ NOC_QOS_MODE_MAX, ++}; ++ ++enum msm_bus_noc_qos_mode_perm { ++ NOC_QOS_PERM_MODE_FIXED = (1 << NOC_QOS_MODE_FIXED), ++ NOC_QOS_PERM_MODE_LIMITER = (1 << NOC_QOS_MODE_LIMITER), ++ NOC_QOS_PERM_MODE_BYPASS = (1 << NOC_QOS_MODE_BYPASS), ++ NOC_QOS_PERM_MODE_REGULATOR = (1 << NOC_QOS_MODE_REGULATOR), ++}; ++ ++#define NOC_QOS_MODES_ALL_PERM (NOC_QOS_PERM_MODE_FIXED | \ ++ NOC_QOS_PERM_MODE_LIMITER | NOC_QOS_PERM_MODE_BYPASS | \ ++ NOC_QOS_PERM_MODE_REGULATOR) ++ ++struct msm_bus_noc_commit { ++ struct msm_bus_node_hw_info *mas; ++ struct msm_bus_node_hw_info *slv; ++}; ++ ++struct msm_bus_noc_info { ++ void __iomem *base; ++ uint32_t base_addr; ++ uint32_t nmasters; ++ uint32_t nqos_masters; ++ uint32_t nslaves; ++ uint32_t qos_freq; /* QOS Clock in KHz */ ++ uint32_t qos_baseoffset; ++ uint32_t qos_delta; ++ uint32_t *mas_modes; ++ struct msm_bus_noc_commit cdata[NUM_CTX]; ++}; ++ ++struct msm_bus_noc_qos_priority { ++ uint32_t high_prio; ++ uint32_t low_prio; ++ uint32_t read_prio; ++ uint32_t write_prio; ++ uint32_t p1; ++ uint32_t p0; ++}; ++ ++struct msm_bus_noc_qos_bw { ++ uint64_t bw; /* Bandwidth in bytes per second */ ++ uint32_t ws; /* Window size in nano seconds */ ++}; ++ ++void msm_bus_noc_init(struct msm_bus_noc_info *ninfo); ++uint8_t msm_bus_noc_get_qos_mode(void __iomem *base, uint32_t qos_off, ++ uint32_t mport, uint32_t qos_delta, uint32_t mode, uint32_t perm_mode); ++void msm_bus_noc_get_qos_priority(void __iomem *base, uint32_t qos_off, ++ uint32_t mport, uint32_t qos_delta, ++ struct msm_bus_noc_qos_priority *qprio); ++void msm_bus_noc_get_qos_bw(void __iomem *base, uint32_t qos_off, ++ uint32_t qos_freq, uint32_t mport, uint32_t qos_delta, ++ uint8_t perm_mode, struct msm_bus_noc_qos_bw *qbw); ++#endif /*_ARCH_ARM_MACH_MSM_BUS_NOC_H */ +--- /dev/null ++++ b/drivers/bus/msm_bus/msm_bus_of.c +@@ -0,0 +1,705 @@ ++/* Copyright (c) 2012-2014, The Linux Foundation. All rights reserved. ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 and ++ * only version 2 as published by the Free Software Foundation. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ */ ++ ++#define pr_fmt(fmt) "AXI: %s(): " fmt, __func__ ++ ++#include <linux/module.h> ++#include <linux/slab.h> ++#include <linux/string.h> ++#include <linux/of.h> ++#include <linux/of_device.h> ++#include <linux/platform_device.h> ++#include "msm-bus.h" ++#include "msm-bus-board.h" ++#include "msm_bus_core.h" ++ ++static const char * const hw_sel_name[] = {"RPM", "NoC", "BIMC", NULL}; ++static const char * const mode_sel_name[] = {"Fixed", "Limiter", "Bypass", ++ "Regulator", NULL}; ++ ++static int get_num(const char *const str[], const char *name) ++{ ++ int i = 0; ++ ++ do { ++ if (!strcmp(name, str[i])) ++ return i; ++ ++ i++; ++ } while (str[i] != NULL); ++ ++ pr_err("Error: string %s not found\n", name); ++ return -EINVAL; ++} ++ ++#if defined(CONFIG_DEBUG_FS) && defined(CONFIG_MSM_BUS_SCALING) ++static struct msm_bus_scale_pdata *get_pdata(struct platform_device *pdev, ++ struct device_node *of_node) ++{ ++ struct msm_bus_scale_pdata *pdata = NULL; ++ struct msm_bus_paths *usecase = NULL; ++ int i = 0, j, ret, num_usecases = 0, num_paths, len; ++ const uint32_t *vec_arr = NULL; ++ bool mem_err = false; ++ ++ if (!pdev) { ++ pr_err("Error: Null Platform device\n"); ++ return NULL; ++ } ++ ++ pdata = devm_kzalloc(&pdev->dev, sizeof(struct msm_bus_scale_pdata), ++ GFP_KERNEL); ++ if (!pdata) { ++ pr_err("Error: Memory allocation for pdata failed\n"); ++ mem_err = true; ++ goto err; ++ } ++ ++ ret = of_property_read_string(of_node, "qcom,msm-bus,name", ++ &pdata->name); ++ if (ret) { ++ pr_err("Error: Client name not found\n"); ++ goto err; ++ } ++ ++ ret = of_property_read_u32(of_node, "qcom,msm-bus,num-cases", ++ &num_usecases); ++ if (ret) { ++ pr_err("Error: num-usecases not found\n"); ++ goto err; ++ } ++ ++ pdata->num_usecases = num_usecases; ++ ++ if (of_property_read_bool(of_node, "qcom,msm-bus,active-only")) ++ pdata->active_only = 1; ++ else { ++ pr_debug("active_only flag absent.\n"); ++ pr_debug("Using dual context by default\n"); ++ } ++ ++ usecase = devm_kzalloc(&pdev->dev, (sizeof(struct msm_bus_paths) * ++ pdata->num_usecases), GFP_KERNEL); ++ if (!usecase) { ++ pr_err("Error: Memory allocation for paths failed\n"); ++ mem_err = true; ++ goto err; ++ } ++ ++ ret = of_property_read_u32(of_node, "qcom,msm-bus,num-paths", ++ &num_paths); ++ if (ret) { ++ pr_err("Error: num_paths not found\n"); ++ goto err; ++ } ++ ++ vec_arr = of_get_property(of_node, "qcom,msm-bus,vectors-KBps", &len); ++ if (vec_arr == NULL) { ++ pr_err("Error: Vector array not found\n"); ++ goto err; ++ } ++ ++ if (len != num_usecases * num_paths * sizeof(uint32_t) * 4) { ++ pr_err("Error: Length-error on getting vectors\n"); ++ goto err; ++ } ++ ++ for (i = 0; i < num_usecases; i++) { ++ usecase[i].num_paths = num_paths; ++ usecase[i].vectors = devm_kzalloc(&pdev->dev, num_paths * ++ sizeof(struct msm_bus_vectors), GFP_KERNEL); ++ if (!usecase[i].vectors) { ++ mem_err = true; ++ pr_err("Error: Mem alloc failure in vectors\n"); ++ goto err; ++ } ++ ++ for (j = 0; j < num_paths; j++) { ++ int index = ((i * num_paths) + j) * 4; ++ usecase[i].vectors[j].src = be32_to_cpu(vec_arr[index]); ++ usecase[i].vectors[j].dst = ++ be32_to_cpu(vec_arr[index + 1]); ++ usecase[i].vectors[j].ab = (uint64_t) ++ KBTOB(be32_to_cpu(vec_arr[index + 2])); ++ usecase[i].vectors[j].ib = (uint64_t) ++ KBTOB(be32_to_cpu(vec_arr[index + 3])); ++ } ++ } ++ ++ pdata->usecase = usecase; ++ return pdata; ++err: ++ if (mem_err) { ++ for (; i > 0; i--) ++ kfree(usecase[i-1].vectors); ++ ++ kfree(usecase); ++ kfree(pdata); ++ } ++ ++ return NULL; ++} ++ ++/** ++ * msm_bus_cl_get_pdata() - Generate bus client data from device tree ++ * provided by clients. ++ * ++ * of_node: Device tree node to extract information from ++ * ++ * The function returns a valid pointer to the allocated bus-scale-pdata ++ * if the vectors were correctly read from the client's device node. ++ * Any error in reading or parsing the device node will return NULL ++ * to the caller. ++ */ ++struct msm_bus_scale_pdata *msm_bus_cl_get_pdata(struct platform_device *pdev) ++{ ++ struct device_node *of_node; ++ struct msm_bus_scale_pdata *pdata = NULL; ++ ++ if (!pdev) { ++ pr_err("Error: Null Platform device\n"); ++ return NULL; ++ } ++ ++ of_node = pdev->dev.of_node; ++ pdata = get_pdata(pdev, of_node); ++ if (!pdata) { ++ pr_err("client has to provide missing entry for successful registration\n"); ++ return NULL; ++ } ++ ++ return pdata; ++} ++EXPORT_SYMBOL(msm_bus_cl_get_pdata); ++ ++/** ++ * msm_bus_cl_pdata_from_node() - Generate bus client data from device tree ++ * node provided by clients. This function should be used when a client ++ * driver needs to register multiple bus-clients from a single device-tree ++ * node associated with the platform-device. ++ * ++ * of_node: The subnode containing information about the bus scaling ++ * data ++ * ++ * pdev: Platform device associated with the device-tree node ++ * ++ * The function returns a valid pointer to the allocated bus-scale-pdata ++ * if the vectors were correctly read from the client's device node. ++ * Any error in reading or parsing the device node will return NULL ++ * to the caller. ++ */ ++struct msm_bus_scale_pdata *msm_bus_pdata_from_node( ++ struct platform_device *pdev, struct device_node *of_node) ++{ ++ struct msm_bus_scale_pdata *pdata = NULL; ++ ++ if (!pdev) { ++ pr_err("Error: Null Platform device\n"); ++ return NULL; ++ } ++ ++ if (!of_node) { ++ pr_err("Error: Null of_node passed to bus driver\n"); ++ return NULL; ++ } ++ ++ pdata = get_pdata(pdev, of_node); ++ if (!pdata) { ++ pr_err("client has to provide missing entry for successful registration\n"); ++ return NULL; ++ } ++ ++ return pdata; ++} ++EXPORT_SYMBOL(msm_bus_pdata_from_node); ++ ++/** ++ * msm_bus_cl_clear_pdata() - Clear pdata allocated from device-tree ++ * of_node: Device tree node to extract information from ++ */ ++void msm_bus_cl_clear_pdata(struct msm_bus_scale_pdata *pdata) ++{ ++ int i; ++ ++ for (i = 0; i < pdata->num_usecases; i++) ++ kfree(pdata->usecase[i].vectors); ++ ++ kfree(pdata->usecase); ++ kfree(pdata); ++} ++EXPORT_SYMBOL(msm_bus_cl_clear_pdata); ++#endif ++ ++static int *get_arr(struct platform_device *pdev, ++ const struct device_node *node, const char *prop, ++ int *nports) ++{ ++ int size = 0, ret; ++ int *arr = NULL; ++ ++ if (of_get_property(node, prop, &size)) { ++ *nports = size / sizeof(int); ++ } else { ++ pr_debug("Property %s not available\n", prop); ++ *nports = 0; ++ return NULL; ++ } ++ ++ if (!size) { ++ *nports = 0; ++ return NULL; ++ } ++ ++ arr = devm_kzalloc(&pdev->dev, size, GFP_KERNEL); ++ if (ZERO_OR_NULL_PTR(arr)) { ++ pr_err("Error: Failed to alloc mem for %s\n", prop); ++ return NULL; ++ } ++ ++ ret = of_property_read_u32_array(node, prop, (u32 *)arr, *nports); ++ if (ret) { ++ pr_err("Error in reading property: %s\n", prop); ++ goto err; ++ } ++ ++ return arr; ++err: ++ devm_kfree(&pdev->dev, arr); ++ return NULL; ++} ++ ++static u64 *get_th_params(struct platform_device *pdev, ++ const struct device_node *node, const char *prop, ++ int *nports) ++{ ++ int size = 0, ret; ++ u64 *ret_arr = NULL; ++ int *arr = NULL; ++ int i; ++ ++ if (of_get_property(node, prop, &size)) { ++ *nports = size / sizeof(int); ++ } else { ++ pr_debug("Property %s not available\n", prop); ++ *nports = 0; ++ return NULL; ++ } ++ ++ if (!size) { ++ *nports = 0; ++ return NULL; ++ } ++ ++ ret_arr = devm_kzalloc(&pdev->dev, (*nports * sizeof(u64)), ++ GFP_KERNEL); ++ if (ZERO_OR_NULL_PTR(ret_arr)) { ++ pr_err("Error: Failed to alloc mem for ret arr %s\n", prop); ++ return NULL; ++ } ++ ++ arr = kzalloc(size, GFP_KERNEL); ++ if ((ZERO_OR_NULL_PTR(arr))) { ++ pr_err("Error: Failed to alloc temp mem for %s\n", prop); ++ return NULL; ++ } ++ ++ ret = of_property_read_u32_array(node, prop, (u32 *)arr, *nports); ++ if (ret) { ++ pr_err("Error in reading property: %s\n", prop); ++ goto err; ++ } ++ ++ for (i = 0; i < *nports; i++) ++ ret_arr[i] = (uint64_t)KBTOB(arr[i]); ++ ++ MSM_BUS_DBG("%s: num entries %d prop %s", __func__, *nports, prop); ++ ++ for (i = 0; i < *nports; i++) ++ MSM_BUS_DBG("Th %d val %llu", i, ret_arr[i]); ++ ++ kfree(arr); ++ return ret_arr; ++err: ++ kfree(arr); ++ devm_kfree(&pdev->dev, ret_arr); ++ return NULL; ++} ++ ++static struct msm_bus_node_info *get_nodes(struct device_node *of_node, ++ struct platform_device *pdev, ++ struct msm_bus_fabric_registration *pdata) ++{ ++ struct msm_bus_node_info *info; ++ struct device_node *child_node = NULL; ++ int i = 0, ret; ++ int num_bw = 0; ++ u32 temp; ++ ++ for_each_child_of_node(of_node, child_node) { ++ i++; ++ } ++ ++ pdata->len = i; ++ info = (struct msm_bus_node_info *) ++ devm_kzalloc(&pdev->dev, sizeof(struct msm_bus_node_info) * ++ pdata->len, GFP_KERNEL); ++ if (ZERO_OR_NULL_PTR(info)) { ++ pr_err("Failed to alloc memory for nodes: %d\n", pdata->len); ++ goto err; ++ } ++ ++ i = 0; ++ child_node = NULL; ++ for_each_child_of_node(of_node, child_node) { ++ const char *sel_str; ++ ++ ret = of_property_read_string(child_node, "label", ++ &info[i].name); ++ if (ret) ++ pr_err("Error reading node label\n"); ++ ++ ret = of_property_read_u32(child_node, "cell-id", &info[i].id); ++ if (ret) { ++ pr_err("Error reading node id\n"); ++ goto err; ++ } ++ ++ if (of_property_read_bool(child_node, "qcom,gateway")) ++ info[i].gateway = 1; ++ ++ of_property_read_u32(child_node, "qcom,mas-hw-id", ++ &info[i].mas_hw_id); ++ ++ of_property_read_u32(child_node, "qcom,slv-hw-id", ++ &info[i].slv_hw_id); ++ info[i].masterp = get_arr(pdev, child_node, ++ "qcom,masterp", &info[i].num_mports); ++ /* No need to store number of qports */ ++ info[i].qport = get_arr(pdev, child_node, ++ "qcom,qport", &ret); ++ pdata->nmasters += info[i].num_mports; ++ ++ ++ info[i].slavep = get_arr(pdev, child_node, ++ "qcom,slavep", &info[i].num_sports); ++ pdata->nslaves += info[i].num_sports; ++ ++ ++ info[i].tier = get_arr(pdev, child_node, ++ "qcom,tier", &info[i].num_tiers); ++ ++ if (of_property_read_bool(child_node, "qcom,ahb")) ++ info[i].ahb = 1; ++ ++ ret = of_property_read_string(child_node, "qcom,hw-sel", ++ &sel_str); ++ if (ret) ++ info[i].hw_sel = 0; ++ else { ++ ret = get_num(hw_sel_name, sel_str); ++ if (ret < 0) { ++ pr_err("Invalid hw-sel\n"); ++ goto err; ++ } ++ ++ info[i].hw_sel = ret; ++ } ++ ++ of_property_read_u32(child_node, "qcom,buswidth", ++ &info[i].buswidth); ++ of_property_read_u32(child_node, "qcom,ws", &info[i].ws); ++ ++ info[i].dual_conf = ++ of_property_read_bool(child_node, "qcom,dual-conf"); ++ ++ ++ info[i].th = get_th_params(pdev, child_node, "qcom,thresh", ++ &info[i].num_thresh); ++ ++ info[i].bimc_bw = get_th_params(pdev, child_node, ++ "qcom,bimc,bw", &num_bw); ++ ++ if (num_bw != info[i].num_thresh) { ++ pr_err("%s:num_bw %d must equal num_thresh %d", ++ __func__, num_bw, info[i].num_thresh); ++ pr_err("%s:Err setting up dual conf for %s", ++ __func__, info[i].name); ++ goto err; ++ } ++ ++ of_property_read_u32(child_node, "qcom,bimc,gp", ++ &info[i].bimc_gp); ++ of_property_read_u32(child_node, "qcom,bimc,thmp", ++ &info[i].bimc_thmp); ++ ++ ret = of_property_read_string(child_node, "qcom,mode-thresh", ++ &sel_str); ++ if (ret) ++ info[i].mode_thresh = 0; ++ else { ++ ret = get_num(mode_sel_name, sel_str); ++ if (ret < 0) { ++ pr_err("Unknown mode :%s\n", sel_str); ++ goto err; ++ } ++ ++ info[i].mode_thresh = ret; ++ MSM_BUS_DBG("AXI: THreshold mode set: %d\n", ++ info[i].mode_thresh); ++ } ++ ++ ret = of_property_read_string(child_node, "qcom,mode", ++ &sel_str); ++ ++ if (ret) ++ info[i].mode = 0; ++ else { ++ ret = get_num(mode_sel_name, sel_str); ++ if (ret < 0) { ++ pr_err("Unknown mode :%s\n", sel_str); ++ goto err; ++ } ++ ++ info[i].mode = ret; ++ } ++ ++ info[i].nr_lim = ++ of_property_read_bool(child_node, "qcom,nr-lim"); ++ ++ ret = of_property_read_u32(child_node, "qcom,ff", ++ &info[i].ff); ++ if (ret) { ++ pr_debug("fudge factor not present %d", info[i].id); ++ info[i].ff = 0; ++ } ++ ++ ret = of_property_read_u32(child_node, "qcom,floor-bw", ++ &temp); ++ if (ret) { ++ pr_debug("fabdev floor bw not present %d", info[i].id); ++ info[i].floor_bw = 0; ++ } else { ++ info[i].floor_bw = KBTOB(temp); ++ } ++ ++ info[i].rt_mas = ++ of_property_read_bool(child_node, "qcom,rt-mas"); ++ ++ ret = of_property_read_string(child_node, "qcom,perm-mode", ++ &sel_str); ++ if (ret) ++ info[i].perm_mode = 0; ++ else { ++ ret = get_num(mode_sel_name, sel_str); ++ if (ret < 0) ++ goto err; ++ ++ info[i].perm_mode = 1 << ret; ++ } ++ ++ of_property_read_u32(child_node, "qcom,prio-lvl", ++ &info[i].prio_lvl); ++ of_property_read_u32(child_node, "qcom,prio-rd", ++ &info[i].prio_rd); ++ of_property_read_u32(child_node, "qcom,prio-wr", ++ &info[i].prio_wr); ++ of_property_read_u32(child_node, "qcom,prio0", &info[i].prio0); ++ of_property_read_u32(child_node, "qcom,prio1", &info[i].prio1); ++ ret = of_property_read_string(child_node, "qcom,slaveclk-dual", ++ &info[i].slaveclk[DUAL_CTX]); ++ if (!ret) ++ pr_debug("Got slaveclk_dual: %s\n", ++ info[i].slaveclk[DUAL_CTX]); ++ else ++ info[i].slaveclk[DUAL_CTX] = NULL; ++ ++ ret = of_property_read_string(child_node, ++ "qcom,slaveclk-active", &info[i].slaveclk[ACTIVE_CTX]); ++ if (!ret) ++ pr_debug("Got slaveclk_active\n"); ++ else ++ info[i].slaveclk[ACTIVE_CTX] = NULL; ++ ++ ret = of_property_read_string(child_node, "qcom,memclk-dual", ++ &info[i].memclk[DUAL_CTX]); ++ if (!ret) ++ pr_debug("Got memclk_dual\n"); ++ else ++ info[i].memclk[DUAL_CTX] = NULL; ++ ++ ret = of_property_read_string(child_node, "qcom,memclk-active", ++ &info[i].memclk[ACTIVE_CTX]); ++ if (!ret) ++ pr_debug("Got memclk_active\n"); ++ else ++ info[i].memclk[ACTIVE_CTX] = NULL; ++ ++ ret = of_property_read_string(child_node, "qcom,iface-clk-node", ++ &info[i].iface_clk_node); ++ if (!ret) ++ pr_debug("Got iface_clk_node\n"); ++ else ++ info[i].iface_clk_node = NULL; ++ ++ pr_debug("Node name: %s\n", info[i].name); ++ of_node_put(child_node); ++ i++; ++ } ++ ++ pr_debug("Bus %d added: %d masters\n", pdata->id, pdata->nmasters); ++ pr_debug("Bus %d added: %d slaves\n", pdata->id, pdata->nslaves); ++ return info; ++err: ++ return NULL; ++} ++ ++void msm_bus_of_get_nfab(struct platform_device *pdev, ++ struct msm_bus_fabric_registration *pdata) ++{ ++ struct device_node *of_node; ++ int ret, nfab = 0; ++ ++ if (!pdev) { ++ pr_err("Error: Null platform device\n"); ++ return; ++ } ++ ++ of_node = pdev->dev.of_node; ++ ret = of_property_read_u32(of_node, "qcom,nfab", ++ &nfab); ++ if (!ret) ++ pr_debug("Fab_of: Read number of buses: %u\n", nfab); ++ ++ msm_bus_board_set_nfab(pdata, nfab); ++} ++ ++struct msm_bus_fabric_registration ++ *msm_bus_of_get_fab_data(struct platform_device *pdev) ++{ ++ struct device_node *of_node; ++ struct msm_bus_fabric_registration *pdata; ++ bool mem_err = false; ++ int ret = 0; ++ const char *sel_str; ++ u32 temp; ++ ++ if (!pdev) { ++ pr_err("Error: Null platform device\n"); ++ return NULL; ++ } ++ ++ of_node = pdev->dev.of_node; ++ pdata = devm_kzalloc(&pdev->dev, ++ sizeof(struct msm_bus_fabric_registration), GFP_KERNEL); ++ if (!pdata) { ++ pr_err("Error: Memory allocation for pdata failed\n"); ++ mem_err = true; ++ goto err; ++ } ++ ++ ret = of_property_read_string(of_node, "label", &pdata->name); ++ if (ret) { ++ pr_err("Error: label not found\n"); ++ goto err; ++ } ++ pr_debug("Fab_of: Read name: %s\n", pdata->name); ++ ++ ret = of_property_read_u32(of_node, "cell-id", ++ &pdata->id); ++ if (ret) { ++ pr_err("Error: num-usecases not found\n"); ++ goto err; ++ } ++ pr_debug("Fab_of: Read id: %u\n", pdata->id); ++ ++ if (of_property_read_bool(of_node, "qcom,ahb")) ++ pdata->ahb = 1; ++ ++ ret = of_property_read_string(of_node, "qcom,fabclk-dual", ++ &pdata->fabclk[DUAL_CTX]); ++ if (ret) { ++ pr_debug("fabclk_dual not available\n"); ++ pdata->fabclk[DUAL_CTX] = NULL; ++ } else ++ pr_debug("Fab_of: Read clk dual ctx: %s\n", ++ pdata->fabclk[DUAL_CTX]); ++ ret = of_property_read_string(of_node, "qcom,fabclk-active", ++ &pdata->fabclk[ACTIVE_CTX]); ++ if (ret) { ++ pr_debug("Error: fabclk_active not available\n"); ++ pdata->fabclk[ACTIVE_CTX] = NULL; ++ } else ++ pr_debug("Fab_of: Read clk act ctx: %s\n", ++ pdata->fabclk[ACTIVE_CTX]); ++ ++ ret = of_property_read_u32(of_node, "qcom,ntieredslaves", ++ &pdata->ntieredslaves); ++ if (ret) { ++ pr_err("Error: ntieredslaves not found\n"); ++ goto err; ++ } ++ ++ ret = of_property_read_u32(of_node, "qcom,qos-freq", &pdata->qos_freq); ++ if (ret) ++ pr_debug("qos_freq not available\n"); ++ ++ ret = of_property_read_string(of_node, "qcom,hw-sel", &sel_str); ++ if (ret) { ++ pr_err("Error: hw_sel not found\n"); ++ goto err; ++ } else { ++ ret = get_num(hw_sel_name, sel_str); ++ if (ret < 0) ++ goto err; ++ ++ pdata->hw_sel = ret; ++ } ++ ++ if (of_property_read_bool(of_node, "qcom,virt")) ++ pdata->virt = true; ++ ++ ret = of_property_read_u32(of_node, "qcom,qos-baseoffset", ++ &pdata->qos_baseoffset); ++ if (ret) ++ pr_debug("%s:qos_baseoffset not available\n", __func__); ++ ++ ret = of_property_read_u32(of_node, "qcom,qos-delta", ++ &pdata->qos_delta); ++ if (ret) ++ pr_debug("%s:qos_delta not available\n", __func__); ++ ++ if (of_property_read_bool(of_node, "qcom,rpm-en")) ++ pdata->rpm_enabled = 1; ++ ++ ret = of_property_read_u32(of_node, "qcom,nr-lim-thresh", ++ &temp); ++ ++ if (ret) { ++ pr_err("nr-lim threshold not specified"); ++ pdata->nr_lim_thresh = 0; ++ } else { ++ pdata->nr_lim_thresh = KBTOB(temp); ++ } ++ ++ ret = of_property_read_u32(of_node, "qcom,eff-fact", ++ &pdata->eff_fact); ++ if (ret) { ++ pr_err("Fab eff-factor not present"); ++ pdata->eff_fact = 0; ++ } ++ ++ pdata->info = get_nodes(of_node, pdev, pdata); ++ return pdata; ++err: ++ return NULL; ++} ++EXPORT_SYMBOL(msm_bus_of_get_fab_data); +--- /dev/null ++++ b/drivers/bus/msm_bus/msm_bus_of_adhoc.c +@@ -0,0 +1,641 @@ ++/* Copyright (c) 2014, The Linux Foundation. All rights reserved. ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 and ++ * only version 2 as published by the Free Software Foundation. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ */ ++ ++#define pr_fmt(fmt) "AXI: %s(): " fmt, __func__ ++ ++#include <linux/clk.h> ++#include <linux/device.h> ++#include <linux/module.h> ++#include <linux/slab.h> ++#include <linux/string.h> ++#include <linux/of.h> ++#include <linux/of_device.h> ++#include <linux/platform_device.h> ++#include "msm-bus.h" ++#include "msm-bus-board.h" ++#include "msm_bus_rules.h" ++#include "msm_bus_core.h" ++#include "msm_bus_adhoc.h" ++ ++#define DEFAULT_QOS_FREQ 19200 ++#define DEFAULT_UTIL_FACT 100 ++#define DEFAULT_VRAIL_COMP 100 ++ ++static int get_qos_mode(struct platform_device *pdev, ++ struct device_node *node, const char *qos_mode) ++{ ++ const char *qos_names[] = {"fixed", "limiter", "bypass", "regulator"}; ++ int i = 0; ++ int ret = -1; ++ ++ if (!qos_mode) ++ goto exit_get_qos_mode; ++ ++ for (i = 0; i < ARRAY_SIZE(qos_names); i++) { ++ if (!strcmp(qos_mode, qos_names[i])) ++ break; ++ } ++ if (i == ARRAY_SIZE(qos_names)) ++ dev_err(&pdev->dev, "Cannot match mode qos %s using Bypass", ++ qos_mode); ++ else ++ ret = i; ++ ++exit_get_qos_mode: ++ return ret; ++} ++ ++static int *get_arr(struct platform_device *pdev, ++ struct device_node *node, const char *prop, ++ int *nports) ++{ ++ int size = 0, ret; ++ int *arr = NULL; ++ ++ if (of_get_property(node, prop, &size)) { ++ *nports = size / sizeof(int); ++ } else { ++ dev_dbg(&pdev->dev, "Property %s not available\n", prop); ++ *nports = 0; ++ return NULL; ++ } ++ ++ arr = devm_kzalloc(&pdev->dev, size, GFP_KERNEL); ++ if ((size > 0) && ZERO_OR_NULL_PTR(arr)) { ++ dev_err(&pdev->dev, "Error: Failed to alloc mem for %s\n", ++ prop); ++ return NULL; ++ } ++ ++ ret = of_property_read_u32_array(node, prop, (u32 *)arr, *nports); ++ if (ret) { ++ dev_err(&pdev->dev, "Error in reading property: %s\n", prop); ++ goto arr_err; ++ } ++ ++ return arr; ++arr_err: ++ devm_kfree(&pdev->dev, arr); ++ return NULL; ++} ++ ++static struct msm_bus_fab_device_type *get_fab_device_info( ++ struct device_node *dev_node, ++ struct platform_device *pdev) ++{ ++ struct msm_bus_fab_device_type *fab_dev; ++ unsigned int ret; ++ struct resource *res; ++ const char *base_name; ++ ++ fab_dev = devm_kzalloc(&pdev->dev, ++ sizeof(struct msm_bus_fab_device_type), ++ GFP_KERNEL); ++ if (!fab_dev) { ++ dev_err(&pdev->dev, ++ "Error: Unable to allocate memory for fab_dev\n"); ++ return NULL; ++ } ++ ++ ret = of_property_read_string(dev_node, "qcom,base-name", &base_name); ++ if (ret) { ++ dev_err(&pdev->dev, "Error: Unable to get base address name\n"); ++ goto fab_dev_err; ++ } ++ ++ res = platform_get_resource_byname(pdev, IORESOURCE_MEM, base_name); ++ if (!res) { ++ dev_err(&pdev->dev, "Error getting qos base addr %s\n", ++ base_name); ++ goto fab_dev_err; ++ } ++ fab_dev->pqos_base = res->start; ++ fab_dev->qos_range = resource_size(res); ++ fab_dev->bypass_qos_prg = of_property_read_bool(dev_node, ++ "qcom,bypass-qos-prg"); ++ ++ ret = of_property_read_u32(dev_node, "qcom,base-offset", ++ &fab_dev->base_offset); ++ if (ret) ++ dev_dbg(&pdev->dev, "Bus base offset is missing\n"); ++ ++ ret = of_property_read_u32(dev_node, "qcom,qos-off", ++ &fab_dev->qos_off); ++ if (ret) ++ dev_dbg(&pdev->dev, "Bus qos off is missing\n"); ++ ++ ++ ret = of_property_read_u32(dev_node, "qcom,bus-type", ++ &fab_dev->bus_type); ++ if (ret) { ++ dev_warn(&pdev->dev, "Bus type is missing\n"); ++ goto fab_dev_err; ++ } ++ ++ ret = of_property_read_u32(dev_node, "qcom,qos-freq", ++ &fab_dev->qos_freq); ++ if (ret) { ++ dev_dbg(&pdev->dev, "Bus qos freq is missing\n"); ++ fab_dev->qos_freq = DEFAULT_QOS_FREQ; ++ } ++ ++ ret = of_property_read_u32(dev_node, "qcom,util-fact", ++ &fab_dev->util_fact); ++ if (ret) { ++ dev_info(&pdev->dev, "Util-fact is missing, default to %d\n", ++ DEFAULT_UTIL_FACT); ++ fab_dev->util_fact = DEFAULT_UTIL_FACT; ++ } ++ ++ ret = of_property_read_u32(dev_node, "qcom,vrail-comp", ++ &fab_dev->vrail_comp); ++ if (ret) { ++ dev_info(&pdev->dev, "Vrail-comp is missing, default to %d\n", ++ DEFAULT_VRAIL_COMP); ++ fab_dev->vrail_comp = DEFAULT_VRAIL_COMP; ++ } ++ ++ return fab_dev; ++ ++fab_dev_err: ++ devm_kfree(&pdev->dev, fab_dev); ++ fab_dev = 0; ++ return NULL; ++} ++ ++static void get_qos_params( ++ struct device_node * const dev_node, ++ struct platform_device * const pdev, ++ struct msm_bus_node_info_type *node_info) ++{ ++ const char *qos_mode = NULL; ++ unsigned int ret; ++ unsigned int temp; ++ ++ ret = of_property_read_string(dev_node, "qcom,qos-mode", &qos_mode); ++ ++ if (ret) ++ node_info->qos_params.mode = -1; ++ else ++ node_info->qos_params.mode = get_qos_mode(pdev, dev_node, ++ qos_mode); ++ ++ of_property_read_u32(dev_node, "qcom,prio-lvl", ++ &node_info->qos_params.prio_lvl); ++ ++ of_property_read_u32(dev_node, "qcom,prio1", ++ &node_info->qos_params.prio1); ++ ++ of_property_read_u32(dev_node, "qcom,prio0", ++ &node_info->qos_params.prio0); ++ ++ of_property_read_u32(dev_node, "qcom,prio-rd", ++ &node_info->qos_params.prio_rd); ++ ++ of_property_read_u32(dev_node, "qcom,prio-wr", ++ &node_info->qos_params.prio_wr); ++ ++ of_property_read_u32(dev_node, "qcom,gp", ++ &node_info->qos_params.gp); ++ ++ of_property_read_u32(dev_node, "qcom,thmp", ++ &node_info->qos_params.thmp); ++ ++ of_property_read_u32(dev_node, "qcom,ws", ++ &node_info->qos_params.ws); ++ ++ ret = of_property_read_u32(dev_node, "qcom,bw_buffer", &temp); ++ ++ if (ret) ++ node_info->qos_params.bw_buffer = 0; ++ else ++ node_info->qos_params.bw_buffer = KBTOB(temp); ++ ++} ++ ++ ++static struct msm_bus_node_info_type *get_node_info_data( ++ struct device_node * const dev_node, ++ struct platform_device * const pdev) ++{ ++ struct msm_bus_node_info_type *node_info; ++ unsigned int ret; ++ int size; ++ int i; ++ struct device_node *con_node; ++ struct device_node *bus_dev; ++ ++ node_info = devm_kzalloc(&pdev->dev, ++ sizeof(struct msm_bus_node_info_type), ++ GFP_KERNEL); ++ if (!node_info) { ++ dev_err(&pdev->dev, ++ "Error: Unable to allocate memory for node_info\n"); ++ return NULL; ++ } ++ ++ ret = of_property_read_u32(dev_node, "cell-id", &node_info->id); ++ if (ret) { ++ dev_warn(&pdev->dev, "Bus node is missing cell-id\n"); ++ goto node_info_err; ++ } ++ ret = of_property_read_string(dev_node, "label", &node_info->name); ++ if (ret) { ++ dev_warn(&pdev->dev, "Bus node is missing name\n"); ++ goto node_info_err; ++ } ++ node_info->qport = get_arr(pdev, dev_node, "qcom,qport", ++ &node_info->num_qports); ++ ++ if (of_get_property(dev_node, "qcom,connections", &size)) { ++ node_info->num_connections = size / sizeof(int); ++ node_info->connections = devm_kzalloc(&pdev->dev, size, ++ GFP_KERNEL); ++ } else { ++ node_info->num_connections = 0; ++ node_info->connections = 0; ++ } ++ ++ for (i = 0; i < node_info->num_connections; i++) { ++ con_node = of_parse_phandle(dev_node, "qcom,connections", i); ++ if (IS_ERR_OR_NULL(con_node)) ++ goto node_info_err; ++ ++ if (of_property_read_u32(con_node, "cell-id", ++ &node_info->connections[i])) ++ goto node_info_err; ++ of_node_put(con_node); ++ } ++ ++ if (of_get_property(dev_node, "qcom,blacklist", &size)) { ++ node_info->num_blist = size/sizeof(u32); ++ node_info->black_listed_connections = devm_kzalloc(&pdev->dev, ++ size, GFP_KERNEL); ++ } else { ++ node_info->num_blist = 0; ++ node_info->black_listed_connections = 0; ++ } ++ ++ for (i = 0; i < node_info->num_blist; i++) { ++ con_node = of_parse_phandle(dev_node, "qcom,blacklist", i); ++ if (IS_ERR_OR_NULL(con_node)) ++ goto node_info_err; ++ ++ if (of_property_read_u32(con_node, "cell-id", ++ &node_info->black_listed_connections[i])) ++ goto node_info_err; ++ of_node_put(con_node); ++ } ++ ++ bus_dev = of_parse_phandle(dev_node, "qcom,bus-dev", 0); ++ if (!IS_ERR_OR_NULL(bus_dev)) { ++ if (of_property_read_u32(bus_dev, "cell-id", ++ &node_info->bus_device_id)) { ++ dev_err(&pdev->dev, "Can't find bus device. Node %d", ++ node_info->id); ++ goto node_info_err; ++ } ++ ++ of_node_put(bus_dev); ++ } else ++ dev_dbg(&pdev->dev, "Can't find bdev phandle for %d", ++ node_info->id); ++ ++ node_info->is_fab_dev = of_property_read_bool(dev_node, "qcom,fab-dev"); ++ node_info->virt_dev = of_property_read_bool(dev_node, "qcom,virt-dev"); ++ ++ ret = of_property_read_u32(dev_node, "qcom,buswidth", ++ &node_info->buswidth); ++ if (ret) { ++ dev_dbg(&pdev->dev, "Using default 8 bytes %d", node_info->id); ++ node_info->buswidth = 8; ++ } ++ ++ ret = of_property_read_u32(dev_node, "qcom,mas-rpm-id", ++ &node_info->mas_rpm_id); ++ if (ret) { ++ dev_dbg(&pdev->dev, "mas rpm id is missing\n"); ++ node_info->mas_rpm_id = -1; ++ } ++ ++ ret = of_property_read_u32(dev_node, "qcom,slv-rpm-id", ++ &node_info->slv_rpm_id); ++ if (ret) { ++ dev_dbg(&pdev->dev, "slv rpm id is missing\n"); ++ node_info->slv_rpm_id = -1; ++ } ++ ret = of_property_read_u32(dev_node, "qcom,util-fact", ++ &node_info->util_fact); ++ if (ret) ++ node_info->util_fact = 0; ++ ret = of_property_read_u32(dev_node, "qcom,vrail-comp", ++ &node_info->vrail_comp); ++ if (ret) ++ node_info->vrail_comp = 0; ++ get_qos_params(dev_node, pdev, node_info); ++ ++ return node_info; ++ ++node_info_err: ++ devm_kfree(&pdev->dev, node_info); ++ node_info = 0; ++ return NULL; ++} ++ ++static unsigned int get_bus_node_device_data( ++ struct device_node * const dev_node, ++ struct platform_device * const pdev, ++ struct msm_bus_node_device_type * const node_device) ++{ ++ node_device->node_info = get_node_info_data(dev_node, pdev); ++ if (IS_ERR_OR_NULL(node_device->node_info)) { ++ dev_err(&pdev->dev, "Error: Node info missing\n"); ++ return -ENODATA; ++ } ++ node_device->ap_owned = of_property_read_bool(dev_node, ++ "qcom,ap-owned"); ++ ++ if (node_device->node_info->is_fab_dev) { ++ dev_dbg(&pdev->dev, "Dev %d\n", node_device->node_info->id); ++ ++ if (!node_device->node_info->virt_dev) { ++ node_device->fabdev = ++ get_fab_device_info(dev_node, pdev); ++ if (IS_ERR_OR_NULL(node_device->fabdev)) { ++ dev_err(&pdev->dev, ++ "Error: Fabric device info missing\n"); ++ devm_kfree(&pdev->dev, node_device->node_info); ++ return -ENODATA; ++ } ++ } ++ node_device->clk[DUAL_CTX].clk = of_clk_get_by_name(dev_node, ++ "bus_clk"); ++ ++ if (IS_ERR_OR_NULL(node_device->clk[DUAL_CTX].clk)) ++ dev_dbg(&pdev->dev, ++ "%s:Failed to get bus clk for bus%d ctx%d", ++ __func__, node_device->node_info->id, ++ DUAL_CTX); ++ ++ node_device->clk[ACTIVE_CTX].clk = of_clk_get_by_name(dev_node, ++ "bus_a_clk"); ++ if (IS_ERR_OR_NULL(node_device->clk[ACTIVE_CTX].clk)) ++ dev_err(&pdev->dev, ++ "Failed to get bus clk for bus%d ctx%d", ++ node_device->node_info->id, ACTIVE_CTX); ++ if (msmbus_coresight_init_adhoc(pdev, dev_node)) ++ dev_warn(&pdev->dev, ++ "Coresight support absent for bus: %d\n", ++ node_device->node_info->id); ++ } else { ++ node_device->qos_clk.clk = of_clk_get_by_name(dev_node, ++ "bus_qos_clk"); ++ ++ if (IS_ERR_OR_NULL(node_device->qos_clk.clk)) ++ dev_dbg(&pdev->dev, ++ "%s:Failed to get bus qos clk for mas%d", ++ __func__, node_device->node_info->id); ++ ++ node_device->clk[DUAL_CTX].clk = of_clk_get_by_name(dev_node, ++ "node_clk"); ++ ++ if (IS_ERR_OR_NULL(node_device->clk[DUAL_CTX].clk)) ++ dev_dbg(&pdev->dev, ++ "%s:Failed to get bus clk for bus%d ctx%d", ++ __func__, node_device->node_info->id, ++ DUAL_CTX); ++ ++ } ++ return 0; ++} ++ ++struct msm_bus_device_node_registration ++ *msm_bus_of_to_pdata(struct platform_device *pdev) ++{ ++ struct device_node *of_node, *child_node; ++ struct msm_bus_device_node_registration *pdata; ++ unsigned int i = 0, j; ++ unsigned int ret; ++ ++ if (!pdev) { ++ pr_err("Error: Null platform device\n"); ++ return NULL; ++ } ++ ++ of_node = pdev->dev.of_node; ++ ++ pdata = devm_kzalloc(&pdev->dev, ++ sizeof(struct msm_bus_device_node_registration), ++ GFP_KERNEL); ++ if (!pdata) { ++ dev_err(&pdev->dev, ++ "Error: Memory allocation for pdata failed\n"); ++ return NULL; ++ } ++ ++ pdata->num_devices = of_get_child_count(of_node); ++ ++ pdata->info = devm_kzalloc(&pdev->dev, ++ sizeof(struct msm_bus_node_device_type) * ++ pdata->num_devices, GFP_KERNEL); ++ ++ if (!pdata->info) { ++ dev_err(&pdev->dev, ++ "Error: Memory allocation for pdata->info failed\n"); ++ goto node_reg_err; ++ } ++ ++ ret = 0; ++ for_each_child_of_node(of_node, child_node) { ++ ret = get_bus_node_device_data(child_node, pdev, ++ &pdata->info[i]); ++ if (ret) { ++ dev_err(&pdev->dev, "Error: unable to initialize bus nodes\n"); ++ goto node_reg_err_1; ++ } ++ i++; ++ } ++ ++ dev_dbg(&pdev->dev, "bus topology:\n"); ++ for (i = 0; i < pdata->num_devices; i++) { ++ dev_dbg(&pdev->dev, "id %d\nnum_qports %d\nnum_connections %d", ++ pdata->info[i].node_info->id, ++ pdata->info[i].node_info->num_qports, ++ pdata->info[i].node_info->num_connections); ++ dev_dbg(&pdev->dev, "\nbus_device_id %d\n buswidth %d\n", ++ pdata->info[i].node_info->bus_device_id, ++ pdata->info[i].node_info->buswidth); ++ for (j = 0; j < pdata->info[i].node_info->num_connections; ++ j++) { ++ dev_dbg(&pdev->dev, "connection[%d]: %d\n", j, ++ pdata->info[i].node_info->connections[j]); ++ } ++ for (j = 0; j < pdata->info[i].node_info->num_blist; ++ j++) { ++ dev_dbg(&pdev->dev, "black_listed_node[%d]: %d\n", j, ++ pdata->info[i].node_info-> ++ black_listed_connections[j]); ++ } ++ if (pdata->info[i].fabdev) ++ dev_dbg(&pdev->dev, "base_addr %zu\nbus_type %d\n", ++ (size_t)pdata->info[i]. ++ fabdev->pqos_base, ++ pdata->info[i].fabdev->bus_type); ++ } ++ return pdata; ++ ++node_reg_err_1: ++ devm_kfree(&pdev->dev, pdata->info); ++node_reg_err: ++ devm_kfree(&pdev->dev, pdata); ++ pdata = NULL; ++ return NULL; ++} ++ ++static int msm_bus_of_get_ids(struct platform_device *pdev, ++ struct device_node *dev_node, int **dev_ids, ++ int *num_ids, char *prop_name) ++{ ++ int ret = 0; ++ int size, i; ++ struct device_node *rule_node; ++ int *ids = NULL; ++ ++ if (of_get_property(dev_node, prop_name, &size)) { ++ *num_ids = size / sizeof(int); ++ ids = devm_kzalloc(&pdev->dev, size, GFP_KERNEL); ++ } else { ++ dev_err(&pdev->dev, "No rule nodes, skipping node"); ++ ret = -ENXIO; ++ goto exit_get_ids; ++ } ++ ++ *dev_ids = ids; ++ for (i = 0; i < *num_ids; i++) { ++ rule_node = of_parse_phandle(dev_node, prop_name, i); ++ if (IS_ERR_OR_NULL(rule_node)) { ++ dev_err(&pdev->dev, "Can't get rule node id"); ++ ret = -ENXIO; ++ goto err_get_ids; ++ } ++ ++ if (of_property_read_u32(rule_node, "cell-id", ++ &ids[i])) { ++ dev_err(&pdev->dev, "Can't get rule node id"); ++ ret = -ENXIO; ++ goto err_get_ids; ++ } ++ of_node_put(rule_node); ++ } ++exit_get_ids: ++ return ret; ++err_get_ids: ++ devm_kfree(&pdev->dev, ids); ++ of_node_put(rule_node); ++ ids = NULL; ++ return ret; ++} ++ ++int msm_bus_of_get_static_rules(struct platform_device *pdev, ++ struct bus_rule_type **static_rules) ++{ ++ int ret = 0; ++ struct device_node *of_node, *child_node; ++ int num_rules = 0; ++ int rule_idx = 0; ++ int bw_fld = 0; ++ int i; ++ struct bus_rule_type *static_rule = NULL; ++ ++ of_node = pdev->dev.of_node; ++ num_rules = of_get_child_count(of_node); ++ static_rule = devm_kzalloc(&pdev->dev, ++ sizeof(struct bus_rule_type) * num_rules, ++ GFP_KERNEL); ++ ++ if (IS_ERR_OR_NULL(static_rule)) { ++ ret = -ENOMEM; ++ goto exit_static_rules; ++ } ++ ++ *static_rules = static_rule; ++ for_each_child_of_node(of_node, child_node) { ++ ret = msm_bus_of_get_ids(pdev, child_node, ++ &static_rule[rule_idx].src_id, ++ &static_rule[rule_idx].num_src, ++ "qcom,src-nodes"); ++ ++ ret = msm_bus_of_get_ids(pdev, child_node, ++ &static_rule[rule_idx].dst_node, ++ &static_rule[rule_idx].num_dst, ++ "qcom,dest-node"); ++ ++ ret = of_property_read_u32(child_node, "qcom,src-field", ++ &static_rule[rule_idx].src_field); ++ if (ret) { ++ dev_err(&pdev->dev, "src-field missing"); ++ ret = -ENXIO; ++ goto err_static_rules; ++ } ++ ++ ret = of_property_read_u32(child_node, "qcom,src-op", ++ &static_rule[rule_idx].op); ++ if (ret) { ++ dev_err(&pdev->dev, "src-op missing"); ++ ret = -ENXIO; ++ goto err_static_rules; ++ } ++ ++ ret = of_property_read_u32(child_node, "qcom,mode", ++ &static_rule[rule_idx].mode); ++ if (ret) { ++ dev_err(&pdev->dev, "mode missing"); ++ ret = -ENXIO; ++ goto err_static_rules; ++ } ++ ++ ret = of_property_read_u32(child_node, "qcom,thresh", &bw_fld); ++ if (ret) { ++ dev_err(&pdev->dev, "thresh missing"); ++ ret = -ENXIO; ++ goto err_static_rules; ++ } else ++ static_rule[rule_idx].thresh = KBTOB(bw_fld); ++ ++ ret = of_property_read_u32(child_node, "qcom,dest-bw", ++ &bw_fld); ++ if (ret) ++ static_rule[rule_idx].dst_bw = 0; ++ else ++ static_rule[rule_idx].dst_bw = KBTOB(bw_fld); ++ ++ rule_idx++; ++ } ++ ret = rule_idx; ++exit_static_rules: ++ return ret; ++err_static_rules: ++ for (i = 0; i < num_rules; i++) { ++ if (!IS_ERR_OR_NULL(static_rule)) { ++ if (!IS_ERR_OR_NULL(static_rule[i].src_id)) ++ devm_kfree(&pdev->dev, ++ static_rule[i].src_id); ++ if (!IS_ERR_OR_NULL(static_rule[i].dst_node)) ++ devm_kfree(&pdev->dev, ++ static_rule[i].dst_node); ++ devm_kfree(&pdev->dev, static_rule); ++ } ++ } ++ devm_kfree(&pdev->dev, *static_rules); ++ static_rules = NULL; ++ return ret; ++} +--- /dev/null ++++ b/drivers/bus/msm_bus/msm_bus_rules.c +@@ -0,0 +1,624 @@ ++/* Copyright (c) 2014, The Linux Foundation. All rights reserved. ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 and ++ * only version 2 as published by the Free Software Foundation. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ */ ++ ++#include <linux/list_sort.h> ++#include <linux/slab.h> ++#include <linux/types.h> ++#include "msm-bus-board.h" ++#include "msm_bus_rules.h" ++#include <trace/events/trace_msm_bus.h> ++ ++struct node_vote_info { ++ int id; ++ u64 ib; ++ u64 ab; ++ u64 clk; ++}; ++ ++struct rules_def { ++ int rule_id; ++ int num_src; ++ int state; ++ struct node_vote_info *src_info; ++ struct bus_rule_type rule_ops; ++ bool state_change; ++ struct list_head link; ++}; ++ ++struct rule_node_info { ++ int id; ++ void *data; ++ struct raw_notifier_head rule_notify_list; ++ int cur_rule; ++ int num_rules; ++ struct list_head node_rules; ++ struct list_head link; ++ struct rule_apply_rcm_info apply; ++}; ++ ++DEFINE_MUTEX(msm_bus_rules_lock); ++static LIST_HEAD(node_list); ++static struct rule_node_info *get_node(u32 id, void *data); ++ ++#define LE(op1, op2) (op1 <= op2) ++#define LT(op1, op2) (op1 < op2) ++#define GE(op1, op2) (op1 >= op2) ++#define GT(op1, op2) (op1 > op2) ++#define NB_ID (0x201) ++ ++static struct rule_node_info *get_node(u32 id, void *data) ++{ ++ struct rule_node_info *node_it = NULL; ++ struct rule_node_info *node_match = NULL; ++ ++ list_for_each_entry(node_it, &node_list, link) { ++ if (node_it->id == id) { ++ if ((id == NB_ID)) { ++ if ((node_it->data == data)) { ++ node_match = node_it; ++ break; ++ } ++ } else { ++ node_match = node_it; ++ break; ++ } ++ } ++ } ++ return node_match; ++} ++ ++static struct rule_node_info *gen_node(u32 id, void *data) ++{ ++ struct rule_node_info *node_it = NULL; ++ struct rule_node_info *node_match = NULL; ++ ++ list_for_each_entry(node_it, &node_list, link) { ++ if (node_it->id == id) { ++ node_match = node_it; ++ break; ++ } ++ } ++ ++ if (!node_match) { ++ node_match = kzalloc(sizeof(struct rule_node_info), GFP_KERNEL); ++ if (!node_match) { ++ pr_err("%s: Cannot allocate memory", __func__); ++ goto exit_node_match; ++ } ++ ++ node_match->id = id; ++ node_match->cur_rule = -1; ++ node_match->num_rules = 0; ++ node_match->data = data; ++ list_add_tail(&node_match->link, &node_list); ++ INIT_LIST_HEAD(&node_match->node_rules); ++ RAW_INIT_NOTIFIER_HEAD(&node_match->rule_notify_list); ++ pr_debug("Added new node %d to list\n", id); ++ } ++exit_node_match: ++ return node_match; ++} ++ ++static bool do_compare_op(u64 op1, u64 op2, int op) ++{ ++ bool ret = false; ++ ++ switch (op) { ++ case OP_LE: ++ ret = LE(op1, op2); ++ break; ++ case OP_LT: ++ ret = LT(op1, op2); ++ break; ++ case OP_GT: ++ ret = GT(op1, op2); ++ break; ++ case OP_GE: ++ ret = GE(op1, op2); ++ break; ++ case OP_NOOP: ++ ret = true; ++ break; ++ default: ++ pr_info("Invalid OP %d", op); ++ break; ++ } ++ return ret; ++} ++ ++static void update_src_id_vote(struct rule_update_path_info *inp_node, ++ struct rule_node_info *rule_node) ++{ ++ struct rules_def *rule; ++ int i; ++ ++ list_for_each_entry(rule, &rule_node->node_rules, link) { ++ for (i = 0; i < rule->num_src; i++) { ++ if (rule->src_info[i].id == inp_node->id) { ++ rule->src_info[i].ib = inp_node->ib; ++ rule->src_info[i].ab = inp_node->ab; ++ rule->src_info[i].clk = inp_node->clk; ++ } ++ } ++ } ++} ++ ++static u64 get_field(struct rules_def *rule, int src_id) ++{ ++ u64 field = 0; ++ int i; ++ ++ for (i = 0; i < rule->num_src; i++) { ++ switch (rule->rule_ops.src_field) { ++ case FLD_IB: ++ field += rule->src_info[i].ib; ++ break; ++ case FLD_AB: ++ field += rule->src_info[i].ab; ++ break; ++ case FLD_CLK: ++ field += rule->src_info[i].clk; ++ break; ++ } ++ } ++ ++ return field; ++} ++ ++static bool check_rule(struct rules_def *rule, ++ struct rule_update_path_info *inp) ++{ ++ bool ret = false; ++ ++ if (!rule) ++ return ret; ++ ++ switch (rule->rule_ops.op) { ++ case OP_LE: ++ case OP_LT: ++ case OP_GT: ++ case OP_GE: ++ { ++ u64 src_field = get_field(rule, inp->id); ++ if (!src_field) ++ ret = false; ++ else ++ ret = do_compare_op(src_field, rule->rule_ops.thresh, ++ rule->rule_ops.op); ++ break; ++ } ++ default: ++ pr_err("Unsupported op %d", rule->rule_ops.op); ++ break; ++ } ++ return ret; ++} ++ ++static void match_rule(struct rule_update_path_info *inp_node, ++ struct rule_node_info *node) ++{ ++ struct rules_def *rule; ++ int i; ++ ++ list_for_each_entry(rule, &node->node_rules, link) { ++ for (i = 0; i < rule->num_src; i++) { ++ if (rule->src_info[i].id == inp_node->id) { ++ if (check_rule(rule, inp_node)) { ++ trace_bus_rules_matches(node->cur_rule, ++ inp_node->id, inp_node->ab, ++ inp_node->ib, inp_node->clk); ++ if (rule->state == ++ RULE_STATE_NOT_APPLIED) ++ rule->state_change = true; ++ rule->state = RULE_STATE_APPLIED; ++ } else { ++ if (rule->state == ++ RULE_STATE_APPLIED) ++ rule->state_change = true; ++ rule->state = RULE_STATE_NOT_APPLIED; ++ } ++ } ++ } ++ } ++} ++ ++static void apply_rule(struct rule_node_info *node, ++ struct list_head *output_list) ++{ ++ struct rules_def *rule; ++ ++ node->cur_rule = -1; ++ list_for_each_entry(rule, &node->node_rules, link) { ++ if ((rule->state == RULE_STATE_APPLIED) && ++ (node->cur_rule == -1)) ++ node->cur_rule = rule->rule_id; ++ ++ if (node->id == NB_ID) { ++ if (rule->state_change) { ++ rule->state_change = false; ++ raw_notifier_call_chain(&node->rule_notify_list, ++ rule->state, (void *)&rule->rule_ops); ++ } ++ } else { ++ if ((rule->state == RULE_STATE_APPLIED) && ++ (node->cur_rule == rule->rule_id)) { ++ node->apply.id = rule->rule_ops.dst_node[0]; ++ node->apply.throttle = rule->rule_ops.mode; ++ node->apply.lim_bw = rule->rule_ops.dst_bw; ++ list_add_tail(&node->apply.link, output_list); ++ } ++ rule->state_change = false; ++ } ++ } ++ ++} ++ ++int msm_rules_update_path(struct list_head *input_list, ++ struct list_head *output_list) ++{ ++ int ret = 0; ++ struct rule_update_path_info *inp_node; ++ struct rule_node_info *node_it = NULL; ++ ++ mutex_lock(&msm_bus_rules_lock); ++ list_for_each_entry(inp_node, input_list, link) { ++ list_for_each_entry(node_it, &node_list, link) { ++ update_src_id_vote(inp_node, node_it); ++ match_rule(inp_node, node_it); ++ } ++ } ++ ++ list_for_each_entry(node_it, &node_list, link) ++ apply_rule(node_it, output_list); ++ ++ mutex_unlock(&msm_bus_rules_lock); ++ return ret; ++} ++ ++static bool ops_equal(int op1, int op2) ++{ ++ bool ret = false; ++ ++ switch (op1) { ++ case OP_GT: ++ case OP_GE: ++ case OP_LT: ++ case OP_LE: ++ if (abs(op1 - op2) <= 1) ++ ret = true; ++ break; ++ default: ++ ret = (op1 == op2); ++ } ++ ++ return ret; ++} ++ ++static int node_rules_compare(void *priv, struct list_head *a, ++ struct list_head *b) ++{ ++ struct rules_def *ra = container_of(a, struct rules_def, link); ++ struct rules_def *rb = container_of(b, struct rules_def, link); ++ int ret = -1; ++ int64_t th_diff = 0; ++ ++ ++ if (ra->rule_ops.mode == rb->rule_ops.mode) { ++ if (ops_equal(ra->rule_ops.op, rb->rule_ops.op)) { ++ if ((ra->rule_ops.op == OP_LT) || ++ (ra->rule_ops.op == OP_LE)) { ++ th_diff = ra->rule_ops.thresh - ++ rb->rule_ops.thresh; ++ if (th_diff > 0) ++ ret = 1; ++ else ++ ret = -1; ++ } else if ((ra->rule_ops.op == OP_GT) || ++ (ra->rule_ops.op == OP_GE)) { ++ th_diff = rb->rule_ops.thresh - ++ ra->rule_ops.thresh; ++ if (th_diff > 0) ++ ret = 1; ++ else ++ ret = -1; ++ } ++ } else ++ ret = ra->rule_ops.op - rb->rule_ops.op; ++ } else if ((ra->rule_ops.mode == THROTTLE_OFF) && ++ (rb->rule_ops.mode == THROTTLE_ON)) { ++ ret = 1; ++ } else if ((ra->rule_ops.mode == THROTTLE_ON) && ++ (rb->rule_ops.mode == THROTTLE_OFF)) { ++ ret = -1; ++ } ++ ++ return ret; ++} ++ ++static void print_rules(struct rule_node_info *node_it) ++{ ++ struct rules_def *node_rule = NULL; ++ int i; ++ ++ if (!node_it) { ++ pr_err("%s: no node for found", __func__); ++ return; ++ } ++ ++ pr_info("\n Now printing rules for Node %d cur rule %d\n", ++ node_it->id, node_it->cur_rule); ++ list_for_each_entry(node_rule, &node_it->node_rules, link) { ++ pr_info("\n num Rules %d rule Id %d\n", ++ node_it->num_rules, node_rule->rule_id); ++ pr_info("Rule: src_field %d\n", node_rule->rule_ops.src_field); ++ for (i = 0; i < node_rule->rule_ops.num_src; i++) ++ pr_info("Rule: src %d\n", ++ node_rule->rule_ops.src_id[i]); ++ for (i = 0; i < node_rule->rule_ops.num_dst; i++) ++ pr_info("Rule: dst %d dst_bw %llu\n", ++ node_rule->rule_ops.dst_node[i], ++ node_rule->rule_ops.dst_bw); ++ pr_info("Rule: thresh %llu op %d mode %d State %d\n", ++ node_rule->rule_ops.thresh, ++ node_rule->rule_ops.op, ++ node_rule->rule_ops.mode, ++ node_rule->state); ++ } ++} ++ ++void print_all_rules(void) ++{ ++ struct rule_node_info *node_it = NULL; ++ ++ list_for_each_entry(node_it, &node_list, link) ++ print_rules(node_it); ++} ++ ++void print_rules_buf(char *buf, int max_buf) ++{ ++ struct rule_node_info *node_it = NULL; ++ struct rules_def *node_rule = NULL; ++ int i; ++ int cnt = 0; ++ ++ list_for_each_entry(node_it, &node_list, link) { ++ cnt += scnprintf(buf + cnt, max_buf - cnt, ++ "\n Now printing rules for Node %d cur_rule %d\n", ++ node_it->id, node_it->cur_rule); ++ list_for_each_entry(node_rule, &node_it->node_rules, link) { ++ cnt += scnprintf(buf + cnt, max_buf - cnt, ++ "\nNum Rules:%d ruleId %d STATE:%d change:%d\n", ++ node_it->num_rules, node_rule->rule_id, ++ node_rule->state, node_rule->state_change); ++ cnt += scnprintf(buf + cnt, max_buf - cnt, ++ "Src_field %d\n", ++ node_rule->rule_ops.src_field); ++ for (i = 0; i < node_rule->rule_ops.num_src; i++) ++ cnt += scnprintf(buf + cnt, max_buf - cnt, ++ "Src %d Cur Ib %llu Ab %llu\n", ++ node_rule->rule_ops.src_id[i], ++ node_rule->src_info[i].ib, ++ node_rule->src_info[i].ab); ++ for (i = 0; i < node_rule->rule_ops.num_dst; i++) ++ cnt += scnprintf(buf + cnt, max_buf - cnt, ++ "Dst %d dst_bw %llu\n", ++ node_rule->rule_ops.dst_node[0], ++ node_rule->rule_ops.dst_bw); ++ cnt += scnprintf(buf + cnt, max_buf - cnt, ++ "Thresh %llu op %d mode %d\n", ++ node_rule->rule_ops.thresh, ++ node_rule->rule_ops.op, ++ node_rule->rule_ops.mode); ++ } ++ } ++} ++ ++static int copy_rule(struct bus_rule_type *src, struct rules_def *node_rule, ++ struct notifier_block *nb) ++{ ++ int i; ++ int ret = 0; ++ ++ memcpy(&node_rule->rule_ops, src, ++ sizeof(struct bus_rule_type)); ++ node_rule->rule_ops.src_id = kzalloc( ++ (sizeof(int) * node_rule->rule_ops.num_src), ++ GFP_KERNEL); ++ if (!node_rule->rule_ops.src_id) { ++ pr_err("%s:Failed to allocate for src_id", ++ __func__); ++ return -ENOMEM; ++ } ++ memcpy(node_rule->rule_ops.src_id, src->src_id, ++ sizeof(int) * src->num_src); ++ ++ ++ if (!nb) { ++ node_rule->rule_ops.dst_node = kzalloc( ++ (sizeof(int) * node_rule->rule_ops.num_dst), ++ GFP_KERNEL); ++ if (!node_rule->rule_ops.dst_node) { ++ pr_err("%s:Failed to allocate for src_id", ++ __func__); ++ return -ENOMEM; ++ } ++ memcpy(node_rule->rule_ops.dst_node, src->dst_node, ++ sizeof(int) * src->num_dst); ++ } ++ ++ node_rule->num_src = src->num_src; ++ node_rule->src_info = kzalloc( ++ (sizeof(struct node_vote_info) * node_rule->rule_ops.num_src), ++ GFP_KERNEL); ++ if (!node_rule->src_info) { ++ pr_err("%s:Failed to allocate for src_id", ++ __func__); ++ return -ENOMEM; ++ } ++ for (i = 0; i < src->num_src; i++) ++ node_rule->src_info[i].id = src->src_id[i]; ++ ++ return ret; ++} ++ ++void msm_rule_register(int num_rules, struct bus_rule_type *rule, ++ struct notifier_block *nb) ++{ ++ struct rule_node_info *node = NULL; ++ int i, j; ++ struct rules_def *node_rule = NULL; ++ int num_dst = 0; ++ ++ if (!rule) ++ return; ++ ++ mutex_lock(&msm_bus_rules_lock); ++ for (i = 0; i < num_rules; i++) { ++ if (nb) ++ num_dst = 1; ++ else ++ num_dst = rule[i].num_dst; ++ ++ for (j = 0; j < num_dst; j++) { ++ int id = 0; ++ ++ if (nb) ++ id = NB_ID; ++ else ++ id = rule[i].dst_node[j]; ++ ++ node = gen_node(id, nb); ++ if (!node) { ++ pr_info("Error getting rule"); ++ goto exit_rule_register; ++ } ++ node_rule = kzalloc(sizeof(struct rules_def), ++ GFP_KERNEL); ++ if (!node_rule) { ++ pr_err("%s: Failed to allocate for rule", ++ __func__); ++ goto exit_rule_register; ++ } ++ ++ if (copy_rule(&rule[i], node_rule, nb)) { ++ pr_err("Error copying rule"); ++ goto exit_rule_register; ++ } ++ ++ node_rule->rule_id = node->num_rules++; ++ if (nb) ++ node->data = nb; ++ ++ list_add_tail(&node_rule->link, &node->node_rules); ++ } ++ } ++ list_sort(NULL, &node->node_rules, node_rules_compare); ++ ++ if (nb) ++ raw_notifier_chain_register(&node->rule_notify_list, nb); ++exit_rule_register: ++ mutex_unlock(&msm_bus_rules_lock); ++ return; ++} ++ ++static int comp_rules(struct bus_rule_type *rulea, struct bus_rule_type *ruleb) ++{ ++ int ret = 1; ++ ++ if (rulea->num_src == ruleb->num_src) ++ ret = memcmp(rulea->src_id, ruleb->src_id, ++ (sizeof(int) * rulea->num_src)); ++ if (!ret && (rulea->num_dst == ruleb->num_dst)) ++ ret = memcmp(rulea->dst_node, ruleb->dst_node, ++ (sizeof(int) * rulea->num_dst)); ++ if (!ret && (rulea->dst_bw == ruleb->dst_bw) && ++ (rulea->op == ruleb->op) && (rulea->thresh == ruleb->thresh)) ++ ret = 0; ++ ++ return ret; ++} ++ ++void msm_rule_unregister(int num_rules, struct bus_rule_type *rule, ++ struct notifier_block *nb) ++{ ++ int i; ++ struct rule_node_info *node = NULL; ++ struct rule_node_info *node_tmp = NULL; ++ struct rules_def *node_rule; ++ struct rules_def *node_rule_tmp; ++ bool match_found = false; ++ ++ if (!rule) ++ return; ++ ++ mutex_lock(&msm_bus_rules_lock); ++ if (nb) { ++ node = get_node(NB_ID, nb); ++ if (!node) { ++ pr_err("%s: Can't find node", __func__); ++ goto exit_unregister_rule; ++ } ++ ++ list_for_each_entry_safe(node_rule, node_rule_tmp, ++ &node->node_rules, link) { ++ list_del(&node_rule->link); ++ kfree(node_rule); ++ node->num_rules--; ++ } ++ raw_notifier_chain_unregister(&node->rule_notify_list, nb); ++ } else { ++ for (i = 0; i < num_rules; i++) { ++ match_found = false; ++ ++ list_for_each_entry(node, &node_list, link) { ++ list_for_each_entry_safe(node_rule, ++ node_rule_tmp, &node->node_rules, link) { ++ if (comp_rules(&node_rule->rule_ops, ++ &rule[i]) == 0) { ++ list_del(&node_rule->link); ++ kfree(node_rule); ++ match_found = true; ++ node->num_rules--; ++ list_sort(NULL, ++ &node->node_rules, ++ node_rules_compare); ++ break; ++ } ++ } ++ } ++ } ++ } ++ ++ list_for_each_entry_safe(node, node_tmp, ++ &node_list, link) { ++ if (!node->num_rules) { ++ pr_debug("Deleting Rule node %d", node->id); ++ list_del(&node->link); ++ kfree(node); ++ } ++ } ++exit_unregister_rule: ++ mutex_unlock(&msm_bus_rules_lock); ++} ++ ++bool msm_rule_are_rules_registered(void) ++{ ++ bool ret = false; ++ ++ if (list_empty(&node_list)) ++ ret = false; ++ else ++ ret = true; ++ ++ return ret; ++} ++ +--- /dev/null ++++ b/drivers/bus/msm_bus/msm_bus_rules.h +@@ -0,0 +1,77 @@ ++/* Copyright (c) 2014, The Linux Foundation. All rights reserved. ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 and ++ * only version 2 as published by the Free Software Foundation. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ */ ++ ++#ifndef _ARCH_ARM_MACH_MSM_BUS_RULES_H ++#define _ARCH_ARM_MACH_MSM_BUS_RULES_H ++ ++#include <linux/types.h> ++#include <linux/list.h> ++#include <linux/notifier.h> ++#include <dt-bindings/msm/msm-bus-rule-ops.h> ++ ++#define MAX_NODES (5) ++ ++struct rule_update_path_info { ++ u32 id; ++ u64 ab; ++ u64 ib; ++ u64 clk; ++ struct list_head link; ++}; ++ ++struct rule_apply_rcm_info { ++ u32 id; ++ u64 lim_bw; ++ int throttle; ++ bool after_clk_commit; ++ struct list_head link; ++}; ++ ++struct bus_rule_type { ++ int num_src; ++ int *src_id; ++ int src_field; ++ int op; ++ u64 thresh; ++ int num_dst; ++ int *dst_node; ++ u64 dst_bw; ++ int mode; ++ void *client_data; ++}; ++ ++#if (defined(CONFIG_BUS_TOPOLOGY_ADHOC)) ++void msm_rule_register(int num_rules, struct bus_rule_type *rule, ++ struct notifier_block *nb); ++void msm_rule_unregister(int num_rules, struct bus_rule_type *rule, ++ struct notifier_block *nb); ++void print_rules_buf(char *buf, int count); ++bool msm_rule_are_rules_registered(void); ++#else ++static inline void msm_rule_register(int num_rules, struct bus_rule_type *rule, ++ struct notifier_block *nb) ++{ ++} ++static inline void msm_rule_unregister(int num_rules, ++ struct bus_rule_type *rule, ++ struct notifier_block *nb) ++{ ++} ++static inline void print_rules_buf(char *buf, int count) ++{ ++} ++static inline bool msm_rule_are_rules_registered(void) ++{ ++ return false; ++} ++#endif /* defined(CONFIG_BUS_TOPOLOGY_ADHOC) */ ++#endif /* _ARCH_ARM_MACH_MSM_BUS_RULES_H */ +--- /dev/null ++++ b/drivers/bus/msm_bus/msm_buspm_coresight_adhoc.c +@@ -0,0 +1,189 @@ ++/* Copyright (c) 2014 The Linux Foundation. All rights reserved. ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 and ++ * only version 2 as published by the Free Software Foundation. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ */ ++ ++#include <linux/clk.h> ++#include <linux/module.h> ++#include <linux/device.h> ++#include <linux/platform_device.h> ++#include <linux/err.h> ++#include <linux/slab.h> ++#include <linux/errno.h> ++#include <linux/uaccess.h> ++#include <linux/miscdevice.h> ++#include <linux/of_coresight.h> ++#include <linux/coresight.h> ++#include <linux/io.h> ++#include <linux/of.h> ++#include <linux/list.h> ++ ++struct msmbus_coresight_adhoc_clock_drvdata { ++ int id; ++ struct clk *clk; ++ struct list_head list; ++}; ++ ++struct msmbus_coresight_adhoc_drvdata { ++ struct device *dev; ++ struct coresight_device *csdev; ++ struct coresight_desc *desc; ++ struct list_head clocks; ++}; ++ ++static int msmbus_coresight_enable_adhoc(struct coresight_device *csdev) ++{ ++ struct msmbus_coresight_adhoc_clock_drvdata *clk; ++ struct msmbus_coresight_adhoc_drvdata *drvdata = ++ dev_get_drvdata(csdev->dev.parent); ++ long rate; ++ ++ list_for_each_entry(clk, &drvdata->clocks, list) { ++ if (clk->id == csdev->id) { ++ rate = clk_round_rate(clk->clk, 1L); ++ clk_set_rate(clk->clk, rate); ++ return clk_prepare_enable(clk->clk); ++ } ++ } ++ ++ return -ENOENT; ++} ++ ++static void msmbus_coresight_disable_adhoc(struct coresight_device *csdev) ++{ ++ struct msmbus_coresight_adhoc_clock_drvdata *clk; ++ struct msmbus_coresight_adhoc_drvdata *drvdata = ++ dev_get_drvdata(csdev->dev.parent); ++ ++ list_for_each_entry(clk, &drvdata->clocks, list) { ++ if (clk->id == csdev->id) ++ clk_disable_unprepare(clk->clk); ++ } ++} ++ ++static const struct coresight_ops_source msmbus_coresight_adhoc_source_ops = { ++ .enable = msmbus_coresight_enable_adhoc, ++ .disable = msmbus_coresight_disable_adhoc, ++}; ++ ++static const struct coresight_ops msmbus_coresight_cs_ops = { ++ .source_ops = &msmbus_coresight_adhoc_source_ops, ++}; ++ ++void msmbus_coresight_remove_adhoc(struct platform_device *pdev) ++{ ++ struct msmbus_coresight_adhoc_clock_drvdata *clk, *next_clk; ++ struct msmbus_coresight_adhoc_drvdata *drvdata = ++ platform_get_drvdata(pdev); ++ ++ msmbus_coresight_disable_adhoc(drvdata->csdev); ++ coresight_unregister(drvdata->csdev); ++ list_for_each_entry_safe(clk, next_clk, &drvdata->clocks, list) { ++ list_del(&clk->list); ++ devm_kfree(&pdev->dev, clk); ++ } ++ devm_kfree(&pdev->dev, drvdata->desc); ++ devm_kfree(&pdev->dev, drvdata); ++ platform_set_drvdata(pdev, NULL); ++} ++EXPORT_SYMBOL(msmbus_coresight_remove_adhoc); ++ ++static int buspm_of_get_clk_adhoc(struct device_node *of_node, ++ struct msmbus_coresight_adhoc_drvdata *drvdata, int id) ++{ ++ struct msmbus_coresight_adhoc_clock_drvdata *clk; ++ clk = devm_kzalloc(drvdata->dev, sizeof(*clk), GFP_KERNEL); ++ ++ if (!clk) ++ return -ENOMEM; ++ ++ clk->id = id; ++ ++ clk->clk = of_clk_get_by_name(of_node, "bus_clk"); ++ if (IS_ERR(clk->clk)) { ++ pr_err("Error: unable to get clock for coresight node %d\n", ++ id); ++ goto err; ++ } ++ ++ list_add(&clk->list, &drvdata->clocks); ++ return 0; ++ ++err: ++ devm_kfree(drvdata->dev, clk); ++ return -EINVAL; ++} ++ ++int msmbus_coresight_init_adhoc(struct platform_device *pdev, ++ struct device_node *of_node) ++{ ++ int ret; ++ struct device *dev = &pdev->dev; ++ struct coresight_platform_data *pdata; ++ struct msmbus_coresight_adhoc_drvdata *drvdata; ++ struct coresight_desc *desc; ++ ++ pdata = of_get_coresight_platform_data(dev, of_node); ++ if (IS_ERR(pdata)) ++ return PTR_ERR(pdata); ++ ++ drvdata = platform_get_drvdata(pdev); ++ if (IS_ERR_OR_NULL(drvdata)) { ++ drvdata = devm_kzalloc(dev, sizeof(*drvdata), GFP_KERNEL); ++ if (!drvdata) { ++ pr_err("coresight: Alloc for drvdata failed\n"); ++ return -ENOMEM; ++ } ++ INIT_LIST_HEAD(&drvdata->clocks); ++ drvdata->dev = &pdev->dev; ++ platform_set_drvdata(pdev, drvdata); ++ } ++ ret = buspm_of_get_clk_adhoc(of_node, drvdata, pdata->id); ++ if (ret) { ++ pr_err("Error getting clocks\n"); ++ ret = -ENXIO; ++ goto err1; ++ } ++ ++ desc = devm_kzalloc(dev, sizeof(*desc), GFP_KERNEL); ++ if (!desc) { ++ pr_err("coresight: Error allocating memory\n"); ++ ret = -ENOMEM; ++ goto err1; ++ } ++ ++ desc->type = CORESIGHT_DEV_TYPE_SOURCE; ++ desc->subtype.source_subtype = CORESIGHT_DEV_SUBTYPE_SOURCE_BUS; ++ desc->ops = &msmbus_coresight_cs_ops; ++ desc->pdata = pdata; ++ desc->dev = &pdev->dev; ++ desc->owner = THIS_MODULE; ++ drvdata->desc = desc; ++ drvdata->csdev = coresight_register(desc); ++ if (IS_ERR(drvdata->csdev)) { ++ pr_err("coresight: Coresight register failed\n"); ++ ret = PTR_ERR(drvdata->csdev); ++ goto err0; ++ } ++ ++ dev_info(dev, "msmbus_coresight initialized\n"); ++ ++ return 0; ++err0: ++ devm_kfree(dev, desc); ++err1: ++ devm_kfree(dev, drvdata); ++ platform_set_drvdata(pdev, NULL); ++ return ret; ++} ++EXPORT_SYMBOL(msmbus_coresight_init_adhoc); ++ ++MODULE_LICENSE("GPL v2"); ++MODULE_DESCRIPTION("MSM BusPM Adhoc CoreSight Driver"); +--- /dev/null ++++ b/drivers/bus/msm_bus/rpm-smd.h +@@ -0,0 +1,268 @@ ++/* Copyright (c) 2012, 2014, The Linux Foundation. All rights reserved. ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 and ++ * only version 2 as published by the Free Software Foundation. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ * ++ */ ++ ++#ifndef __ARCH_ARM_MACH_MSM_RPM_SMD_H ++#define __ARCH_ARM_MACH_MSM_RPM_SMD_H ++ ++/** ++ * enum msm_rpm_set - RPM enumerations for sleep/active set ++ * %MSM_RPM_CTX_SET_0: Set resource parameters for active mode. ++ * %MSM_RPM_CTX_SET_SLEEP: Set resource parameters for sleep. ++ */ ++enum msm_rpm_set { ++ MSM_RPM_CTX_ACTIVE_SET, ++ MSM_RPM_CTX_SLEEP_SET, ++}; ++ ++struct msm_rpm_request; ++ ++struct msm_rpm_kvp { ++ uint32_t key; ++ uint32_t length; ++ uint8_t *data; ++}; ++#ifdef CONFIG_MSM_RPM_SMD ++/** ++ * msm_rpm_request() - Creates a parent element to identify the ++ * resource on the RPM, that stores the KVPs for different fields modified ++ * for a hardware resource ++ * ++ * @set: if the device is setting the active/sleep set parameter ++ * for the resource ++ * @rsc_type: unsigned 32 bit integer that identifies the type of the resource ++ * @rsc_id: unsigned 32 bit that uniquely identifies a resource within a type ++ * @num_elements: number of KVPs pairs associated with the resource ++ * ++ * returns pointer to a msm_rpm_request on success, NULL on error ++ */ ++struct msm_rpm_request *msm_rpm_create_request( ++ enum msm_rpm_set set, uint32_t rsc_type, ++ uint32_t rsc_id, int num_elements); ++ ++/** ++ * msm_rpm_request_noirq() - Creates a parent element to identify the ++ * resource on the RPM, that stores the KVPs for different fields modified ++ * for a hardware resource. This function is similar to msm_rpm_create_request ++ * except that it has to be called with interrupts masked. ++ * ++ * @set: if the device is setting the active/sleep set parameter ++ * for the resource ++ * @rsc_type: unsigned 32 bit integer that identifies the type of the resource ++ * @rsc_id: unsigned 32 bit that uniquely identifies a resource within a type ++ * @num_elements: number of KVPs pairs associated with the resource ++ * ++ * returns pointer to a msm_rpm_request on success, NULL on error ++ */ ++struct msm_rpm_request *msm_rpm_create_request_noirq( ++ enum msm_rpm_set set, uint32_t rsc_type, ++ uint32_t rsc_id, int num_elements); ++ ++/** ++ * msm_rpm_add_kvp_data() - Adds a Key value pair to a existing RPM resource. ++ * ++ * @handle: RPM resource handle to which the data should be appended ++ * @key: unsigned integer identify the parameter modified ++ * @data: byte array that contains the value corresponding to key. ++ * @size: size of data in bytes. ++ * ++ * returns 0 on success or errno ++ */ ++int msm_rpm_add_kvp_data(struct msm_rpm_request *handle, ++ uint32_t key, const uint8_t *data, int size); ++ ++/** ++ * msm_rpm_add_kvp_data_noirq() - Adds a Key value pair to a existing RPM ++ * resource. This function is similar to msm_rpm_add_kvp_data except that it ++ * has to be called with interrupts masked. ++ * ++ * @handle: RPM resource handle to which the data should be appended ++ * @key: unsigned integer identify the parameter modified ++ * @data: byte array that contains the value corresponding to key. ++ * @size: size of data in bytes. ++ * ++ * returns 0 on success or errno ++ */ ++int msm_rpm_add_kvp_data_noirq(struct msm_rpm_request *handle, ++ uint32_t key, const uint8_t *data, int size); ++ ++/** msm_rpm_free_request() - clean up the RPM request handle created with ++ * msm_rpm_create_request ++ * ++ * @handle: RPM resource handle to be cleared. ++ */ ++ ++void msm_rpm_free_request(struct msm_rpm_request *handle); ++ ++/** ++ * msm_rpm_send_request() - Send the RPM messages using SMD. The function ++ * assigns a message id before sending the data out to the RPM. RPM hardware ++ * uses the message id to acknowledge the messages. ++ * ++ * @handle: pointer to the msm_rpm_request for the resource being modified. ++ * ++ * returns non-zero message id on success and zero on a failed transaction. ++ * The drivers use message id to wait for ACK from RPM. ++ */ ++int msm_rpm_send_request(struct msm_rpm_request *handle); ++ ++/** ++ * msm_rpm_send_request_noirq() - Send the RPM messages using SMD. The ++ * function assigns a message id before sending the data out to the RPM. ++ * RPM hardware uses the message id to acknowledge the messages. This function ++ * is similar to msm_rpm_send_request except that it has to be called with ++ * interrupts masked. ++ * ++ * @handle: pointer to the msm_rpm_request for the resource being modified. ++ * ++ * returns non-zero message id on success and zero on a failed transaction. ++ * The drivers use message id to wait for ACK from RPM. ++ */ ++int msm_rpm_send_request_noirq(struct msm_rpm_request *handle); ++ ++/** ++ * msm_rpm_wait_for_ack() - A blocking call that waits for acknowledgment of ++ * a message from RPM. ++ * ++ * @msg_id: the return from msm_rpm_send_requests ++ * ++ * returns 0 on success or errno ++ */ ++int msm_rpm_wait_for_ack(uint32_t msg_id); ++ ++/** ++ * msm_rpm_wait_for_ack_noirq() - A blocking call that waits for acknowledgment ++ * of a message from RPM. This function is similar to msm_rpm_wait_for_ack ++ * except that it has to be called with interrupts masked. ++ * ++ * @msg_id: the return from msm_rpm_send_request ++ * ++ * returns 0 on success or errno ++ */ ++int msm_rpm_wait_for_ack_noirq(uint32_t msg_id); ++ ++/** ++ * msm_rpm_send_message() -Wrapper function for clients to send data given an ++ * array of key value pairs. ++ * ++ * @set: if the device is setting the active/sleep set parameter ++ * for the resource ++ * @rsc_type: unsigned 32 bit integer that identifies the type of the resource ++ * @rsc_id: unsigned 32 bit that uniquely identifies a resource within a type ++ * @kvp: array of KVP data. ++ * @nelem: number of KVPs pairs associated with the message. ++ * ++ * returns 0 on success and errno on failure. ++ */ ++int msm_rpm_send_message(enum msm_rpm_set set, uint32_t rsc_type, ++ uint32_t rsc_id, struct msm_rpm_kvp *kvp, int nelems); ++ ++/** ++ * msm_rpm_send_message_noirq() -Wrapper function for clients to send data ++ * given an array of key value pairs. This function is similar to the ++ * msm_rpm_send_message() except that it has to be called with interrupts ++ * disabled. Clients should choose the irq version when possible for system ++ * performance. ++ * ++ * @set: if the device is setting the active/sleep set parameter ++ * for the resource ++ * @rsc_type: unsigned 32 bit integer that identifies the type of the resource ++ * @rsc_id: unsigned 32 bit that uniquely identifies a resource within a type ++ * @kvp: array of KVP data. ++ * @nelem: number of KVPs pairs associated with the message. ++ * ++ * returns 0 on success and errno on failure. ++ */ ++int msm_rpm_send_message_noirq(enum msm_rpm_set set, uint32_t rsc_type, ++ uint32_t rsc_id, struct msm_rpm_kvp *kvp, int nelems); ++ ++/** ++ * msm_rpm_driver_init() - Initialization function that registers for a ++ * rpm platform driver. ++ * ++ * returns 0 on success. ++ */ ++int __init msm_rpm_driver_init(void); ++ ++#else ++ ++static inline struct msm_rpm_request *msm_rpm_create_request( ++ enum msm_rpm_set set, uint32_t rsc_type, ++ uint32_t rsc_id, int num_elements) ++{ ++ return NULL; ++} ++ ++static inline struct msm_rpm_request *msm_rpm_create_request_noirq( ++ enum msm_rpm_set set, uint32_t rsc_type, ++ uint32_t rsc_id, int num_elements) ++{ ++ return NULL; ++ ++} ++static inline uint32_t msm_rpm_add_kvp_data(struct msm_rpm_request *handle, ++ uint32_t key, const uint8_t *data, int count) ++{ ++ return 0; ++} ++static inline uint32_t msm_rpm_add_kvp_data_noirq( ++ struct msm_rpm_request *handle, uint32_t key, ++ const uint8_t *data, int count) ++{ ++ return 0; ++} ++ ++static inline void msm_rpm_free_request(struct msm_rpm_request *handle) ++{ ++ return; ++} ++ ++static inline int msm_rpm_send_request(struct msm_rpm_request *handle) ++{ ++ return 0; ++} ++ ++static inline int msm_rpm_send_request_noirq(struct msm_rpm_request *handle) ++{ ++ return 0; ++ ++} ++ ++static inline int msm_rpm_send_message(enum msm_rpm_set set, uint32_t rsc_type, ++ uint32_t rsc_id, struct msm_rpm_kvp *kvp, int nelems) ++{ ++ return 0; ++} ++ ++static inline int msm_rpm_send_message_noirq(enum msm_rpm_set set, ++ uint32_t rsc_type, uint32_t rsc_id, struct msm_rpm_kvp *kvp, ++ int nelems) ++{ ++ return 0; ++} ++ ++static inline int msm_rpm_wait_for_ack(uint32_t msg_id) ++{ ++ return 0; ++ ++} ++static inline int msm_rpm_wait_for_ack_noirq(uint32_t msg_id) ++{ ++ return 0; ++} ++ ++static inline int __init msm_rpm_driver_init(void) ++{ ++ return 0; ++} ++#endif ++#endif /*__ARCH_ARM_MACH_MSM_RPM_SMD_H*/ +--- /dev/null ++++ b/include/trace/events/trace_msm_bus.h +@@ -0,0 +1,163 @@ ++/* Copyright (c) 2014, The Linux Foundation. All rights reserved. ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 and ++ * only version 2 as published by the Free Software Foundation. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ */ ++ ++#undef TRACE_SYSTEM ++#define TRACE_SYSTEM msm_bus ++ ++#if !defined(_TRACE_MSM_BUS_H) || defined(TRACE_HEADER_MULTI_READ) ++#define _TRACE_MSM_BUS_H ++ ++#include <linux/tracepoint.h> ++ ++TRACE_EVENT(bus_update_request, ++ ++ TP_PROTO(int sec, int nsec, const char *name, unsigned int index, ++ int src, int dest, unsigned long long ab, ++ unsigned long long ib), ++ ++ TP_ARGS(sec, nsec, name, index, src, dest, ab, ib), ++ ++ TP_STRUCT__entry( ++ __field(int, sec) ++ __field(int, nsec) ++ __string(name, name) ++ __field(u32, index) ++ __field(int, src) ++ __field(int, dest) ++ __field(u64, ab) ++ __field(u64, ib) ++ ), ++ ++ TP_fast_assign( ++ __entry->sec = sec; ++ __entry->nsec = nsec; ++ __assign_str(name, name); ++ __entry->index = index; ++ __entry->src = src; ++ __entry->dest = dest; ++ __entry->ab = ab; ++ __entry->ib = ib; ++ ), ++ ++ TP_printk("time= %d.%d name=%s index=%u src=%d dest=%d ab=%llu ib=%llu", ++ __entry->sec, ++ __entry->nsec, ++ __get_str(name), ++ (unsigned int)__entry->index, ++ __entry->src, ++ __entry->dest, ++ (unsigned long long)__entry->ab, ++ (unsigned long long)__entry->ib) ++); ++ ++TRACE_EVENT(bus_bimc_config_limiter, ++ ++ TP_PROTO(int mas_id, unsigned long long cur_lim_bw), ++ ++ TP_ARGS(mas_id, cur_lim_bw), ++ ++ TP_STRUCT__entry( ++ __field(int, mas_id) ++ __field(u64, cur_lim_bw) ++ ), ++ ++ TP_fast_assign( ++ __entry->mas_id = mas_id; ++ __entry->cur_lim_bw = cur_lim_bw; ++ ), ++ ++ TP_printk("Master=%d cur_lim_bw=%llu", ++ __entry->mas_id, ++ (unsigned long long)__entry->cur_lim_bw) ++); ++ ++TRACE_EVENT(bus_avail_bw, ++ ++ TP_PROTO(unsigned long long cur_bimc_bw, unsigned long long cur_mdp_bw), ++ ++ TP_ARGS(cur_bimc_bw, cur_mdp_bw), ++ ++ TP_STRUCT__entry( ++ __field(u64, cur_bimc_bw) ++ __field(u64, cur_mdp_bw) ++ ), ++ ++ TP_fast_assign( ++ __entry->cur_bimc_bw = cur_bimc_bw; ++ __entry->cur_mdp_bw = cur_mdp_bw; ++ ), ++ ++ TP_printk("cur_bimc_bw = %llu cur_mdp_bw = %llu", ++ (unsigned long long)__entry->cur_bimc_bw, ++ (unsigned long long)__entry->cur_mdp_bw) ++); ++ ++TRACE_EVENT(bus_rules_matches, ++ ++ TP_PROTO(int node_id, int rule_id, unsigned long long node_ab, ++ unsigned long long node_ib, unsigned long long node_clk), ++ ++ TP_ARGS(node_id, rule_id, node_ab, node_ib, node_clk), ++ ++ TP_STRUCT__entry( ++ __field(int, node_id) ++ __field(int, rule_id) ++ __field(u64, node_ab) ++ __field(u64, node_ib) ++ __field(u64, node_clk) ++ ), ++ ++ TP_fast_assign( ++ __entry->node_id = node_id; ++ __entry->rule_id = rule_id; ++ __entry->node_ab = node_ab; ++ __entry->node_ib = node_ib; ++ __entry->node_clk = node_clk; ++ ), ++ ++ TP_printk("Rule match node%d rule%d node-ab%llu:ib%llu:clk%llu", ++ __entry->node_id, __entry->rule_id, ++ (unsigned long long)__entry->node_ab, ++ (unsigned long long)__entry->node_ib, ++ (unsigned long long)__entry->node_clk) ++); ++ ++TRACE_EVENT(bus_bke_params, ++ ++ TP_PROTO(u32 gc, u32 gp, u32 thl, u32 thm, u32 thh), ++ ++ TP_ARGS(gc, gp, thl, thm, thh), ++ ++ TP_STRUCT__entry( ++ __field(u32, gc) ++ __field(u32, gp) ++ __field(u32, thl) ++ __field(u32, thm) ++ __field(u32, thh) ++ ), ++ ++ TP_fast_assign( ++ __entry->gc = gc; ++ __entry->gp = gp; ++ __entry->thl = thl; ++ __entry->thm = thm; ++ __entry->thh = thh; ++ ), ++ ++ TP_printk("BKE Params GC=0x%x GP=0x%x THL=0x%x THM=0x%x THH=0x%x", ++ __entry->gc, __entry->gp, __entry->thl, __entry->thm, ++ __entry->thh) ++); ++ ++#endif ++#define TRACE_INCLUDE_FILE trace_msm_bus ++#include <trace/define_trace.h> diff --git a/target/linux/ipq806x/patches-4.9/400-mtd-ubi-add-quirk-to-autoload-ubi-on-rt-ac58u.patch b/target/linux/ipq806x/patches-4.9/400-mtd-ubi-add-quirk-to-autoload-ubi-on-rt-ac58u.patch new file mode 100644 index 0000000..ee19f36 --- /dev/null +++ b/target/linux/ipq806x/patches-4.9/400-mtd-ubi-add-quirk-to-autoload-ubi-on-rt-ac58u.patch @@ -0,0 +1,29 @@ +From b8f3a7ccbeca5bdbd1b6210b94b38d3fef2dd0bd Mon Sep 17 00:00:00 2001 +From: Christian Lamparter <chunkeey@googlemail.com> +Date: Thu, 19 Jan 2017 01:57:22 +0100 +Subject: [PATCH 16/38] mtd: ubi: add auto_attach HACK for the ASUS RT-AC58U + +This patch adds a hack that allows UBI's autoattach feature +to work with the custom ASUS UBI_DEV partition name. + +This is necessary because the vendor's u-boot doesn't leave +the bootargs / cmdline alone, so the it can't be overwritten +easily otherwise. + +Signed-off-by: Christian Lamparter <chunkeey@googlemail.com> +--- + drivers/mtd/ubi/build.c | 3 +++ + 1 file changed, 3 insertions(+) + +--- a/drivers/mtd/ubi/build.c ++++ b/drivers/mtd/ubi/build.c +@@ -1225,6 +1225,9 @@ static void __init ubi_auto_attach(void) + mtd = open_mtd_device("ubi"); + if (IS_ERR(mtd)) + mtd = open_mtd_device("data"); ++ /* Hack for the Asus RT-AC58U */ ++ if (IS_ERR(mtd)) ++ mtd = open_mtd_device("UBI_DEV"); + + if (!IS_ERR(mtd)) { + size_t len; diff --git a/target/linux/ipq806x/patches-4.9/605-net-IPQ4019-needs-rfs-vlan_tag-callbacks-in.patch b/target/linux/ipq806x/patches-4.9/605-net-IPQ4019-needs-rfs-vlan_tag-callbacks-in.patch new file mode 100644 index 0000000..e7ff121 --- /dev/null +++ b/target/linux/ipq806x/patches-4.9/605-net-IPQ4019-needs-rfs-vlan_tag-callbacks-in.patch @@ -0,0 +1,53 @@ +From 7c129254adb1093d10a62ed7bf7b956fcc6ffe34 Mon Sep 17 00:00:00 2001 +From: Rakesh Nair <ranair@codeaurora.org> +Date: Wed, 20 Jul 2016 15:02:01 +0530 +Subject: [PATCH] net: IPQ4019 needs rfs/vlan_tag callbacks in + netdev_ops + +Add callback support to get default vlan tag and register +receive flow steering filter. + +Used by IPQ4019 ess-edma driver. + +BUG=chrome-os-partner:33096 +TEST=none + +Change-Id: I266070e4a0fbe4a0d9966fe79a71e50ec4f26c75 +Signed-off-by: Rakesh Nair <ranair@codeaurora.org> +Reviewed-on: https://chromium-review.googlesource.com/362203 +Commit-Ready: Grant Grundler <grundler@chromium.org> +Tested-by: Grant Grundler <grundler@chromium.org> +Reviewed-by: Grant Grundler <grundler@chromium.org> +--- + include/linux/netdevice.h | 13 +++++++++++++ + 1 file changed, 13 insertions(+) + +--- a/include/linux/netdevice.h ++++ b/include/linux/netdevice.h +@@ -725,6 +725,16 @@ struct xps_map { + #define XPS_MIN_MAP_ALLOC ((L1_CACHE_ALIGN(offsetof(struct xps_map, queues[1])) \ + - sizeof(struct xps_map)) / sizeof(u16)) + ++#ifdef CONFIG_RFS_ACCEL ++typedef int (*set_rfs_filter_callback_t)(struct net_device *dev, ++ __be32 src, ++ __be32 dst, ++ __be16 sport, ++ __be16 dport, ++ u8 proto, ++ u16 rxq_index, ++ u32 action); ++#endif + /* + * This structure holds all XPS maps for device. Maps are indexed by CPU. + */ +@@ -1250,6 +1260,9 @@ struct net_device_ops { + const struct sk_buff *skb, + u16 rxq_index, + u32 flow_id); ++ int (*ndo_register_rfs_filter)(struct net_device *dev, ++ set_rfs_filter_callback_t set_filter); ++ int (*ndo_get_default_vlan_tag)(struct net_device *net); + #endif + int (*ndo_add_slave)(struct net_device *dev, + struct net_device *slave_dev); diff --git a/target/linux/ipq806x/patches-4.9/700-net-add-qualcomm-mdio-and-phy.patch b/target/linux/ipq806x/patches-4.9/700-net-add-qualcomm-mdio-and-phy.patch new file mode 100644 index 0000000..0035243 --- /dev/null +++ b/target/linux/ipq806x/patches-4.9/700-net-add-qualcomm-mdio-and-phy.patch @@ -0,0 +1,2690 @@ +From 5a71a2005a2e1e6bbe36f00386c495ad6626beb2 Mon Sep 17 00:00:00 2001 +From: Christian Lamparter <chunkeey@googlemail.com> +Date: Thu, 19 Jan 2017 01:59:43 +0100 +Subject: [PATCH 30/38] NET: add qualcomm mdio and PHY + +--- + drivers/net/phy/Kconfig | 14 ++++++++++++++ + drivers/net/phy/Makefile | 2 ++ + 2 files changed, 16 insertions(+) + +--- a/drivers/net/phy/Kconfig ++++ b/drivers/net/phy/Kconfig +@@ -408,6 +408,20 @@ config XILINX_GMII2RGMII + the Reduced Gigabit Media Independent Interface(RGMII) between + Ethernet physical media devices and the Gigabit Ethernet controller. + ++config MDIO_IPQ40XX ++ tristate "Qualcomm Atheros ipq40xx MDIO interface" ++ depends on HAS_IOMEM && OF ++ ---help--- ++ This driver supports the MDIO interface found in Qualcomm ++ Atheros ipq40xx Soc chip. ++ ++config AR40XX_PHY ++ tristate "Driver for Qualcomm Atheros IPQ40XX switches" ++ depends on HAS_IOMEM && OF ++ select SWCONFIG ++ ---help--- ++ This is the driver for Qualcomm Atheros IPQ40XX ESS switches. ++ + endif # PHYLIB + + config MICREL_KS8995MA +--- a/drivers/net/phy/Makefile ++++ b/drivers/net/phy/Makefile +@@ -32,6 +32,7 @@ obj-$(CONFIG_MDIO_BUS_MUX_MMIOREG) += md + obj-$(CONFIG_MDIO_CAVIUM) += mdio-cavium.o + obj-$(CONFIG_MDIO_GPIO) += mdio-gpio.o + obj-$(CONFIG_MDIO_HISI_FEMAC) += mdio-hisi-femac.o ++obj-$(CONFIG_MDIO_IPQ40XX) += mdio-ipq40xx.o + obj-$(CONFIG_MDIO_MOXART) += mdio-moxart.o + obj-$(CONFIG_MDIO_OCTEON) += mdio-octeon.o + obj-$(CONFIG_MDIO_SUN4I) += mdio-sun4i.o +@@ -40,6 +41,7 @@ obj-$(CONFIG_MDIO_XGENE) += mdio-xgene.o + + obj-$(CONFIG_AMD_PHY) += amd.o + obj-$(CONFIG_AQUANTIA_PHY) += aquantia.o ++obj-$(CONFIG_AR40XX_PHY) += ar40xx.o + obj-$(CONFIG_AT803X_PHY) += at803x.o + obj-$(CONFIG_BCM63XX_PHY) += bcm63xx.o + obj-$(CONFIG_BCM7XXX_PHY) += bcm7xxx.o +--- /dev/null ++++ b/drivers/net/phy/ar40xx.c +@@ -0,0 +1,2090 @@ ++/* ++ * Copyright (c) 2016, The Linux Foundation. All rights reserved. ++ * ++ * Permission to use, copy, modify, and/or distribute this software for ++ * any purpose with or without fee is hereby granted, provided that the ++ * above copyright notice and this permission notice appear in all copies. ++ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES ++ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF ++ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ++ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES ++ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ++ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT ++ * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. ++ */ ++ ++#include <linux/module.h> ++#include <linux/list.h> ++#include <linux/bitops.h> ++#include <linux/switch.h> ++#include <linux/delay.h> ++#include <linux/phy.h> ++#include <linux/clk.h> ++#include <linux/reset.h> ++#include <linux/lockdep.h> ++#include <linux/workqueue.h> ++#include <linux/of_device.h> ++#include <linux/of_address.h> ++#include <linux/mdio.h> ++#include <linux/gpio.h> ++ ++#include "ar40xx.h" ++ ++static struct ar40xx_priv *ar40xx_priv; ++ ++#define MIB_DESC(_s , _o, _n) \ ++ { \ ++ .size = (_s), \ ++ .offset = (_o), \ ++ .name = (_n), \ ++ } ++ ++static const struct ar40xx_mib_desc ar40xx_mibs[] = { ++ MIB_DESC(1, AR40XX_STATS_RXBROAD, "RxBroad"), ++ MIB_DESC(1, AR40XX_STATS_RXPAUSE, "RxPause"), ++ MIB_DESC(1, AR40XX_STATS_RXMULTI, "RxMulti"), ++ MIB_DESC(1, AR40XX_STATS_RXFCSERR, "RxFcsErr"), ++ MIB_DESC(1, AR40XX_STATS_RXALIGNERR, "RxAlignErr"), ++ MIB_DESC(1, AR40XX_STATS_RXRUNT, "RxRunt"), ++ MIB_DESC(1, AR40XX_STATS_RXFRAGMENT, "RxFragment"), ++ MIB_DESC(1, AR40XX_STATS_RX64BYTE, "Rx64Byte"), ++ MIB_DESC(1, AR40XX_STATS_RX128BYTE, "Rx128Byte"), ++ MIB_DESC(1, AR40XX_STATS_RX256BYTE, "Rx256Byte"), ++ MIB_DESC(1, AR40XX_STATS_RX512BYTE, "Rx512Byte"), ++ MIB_DESC(1, AR40XX_STATS_RX1024BYTE, "Rx1024Byte"), ++ MIB_DESC(1, AR40XX_STATS_RX1518BYTE, "Rx1518Byte"), ++ MIB_DESC(1, AR40XX_STATS_RXMAXBYTE, "RxMaxByte"), ++ MIB_DESC(1, AR40XX_STATS_RXTOOLONG, "RxTooLong"), ++ MIB_DESC(2, AR40XX_STATS_RXGOODBYTE, "RxGoodByte"), ++ MIB_DESC(2, AR40XX_STATS_RXBADBYTE, "RxBadByte"), ++ MIB_DESC(1, AR40XX_STATS_RXOVERFLOW, "RxOverFlow"), ++ MIB_DESC(1, AR40XX_STATS_FILTERED, "Filtered"), ++ MIB_DESC(1, AR40XX_STATS_TXBROAD, "TxBroad"), ++ MIB_DESC(1, AR40XX_STATS_TXPAUSE, "TxPause"), ++ MIB_DESC(1, AR40XX_STATS_TXMULTI, "TxMulti"), ++ MIB_DESC(1, AR40XX_STATS_TXUNDERRUN, "TxUnderRun"), ++ MIB_DESC(1, AR40XX_STATS_TX64BYTE, "Tx64Byte"), ++ MIB_DESC(1, AR40XX_STATS_TX128BYTE, "Tx128Byte"), ++ MIB_DESC(1, AR40XX_STATS_TX256BYTE, "Tx256Byte"), ++ MIB_DESC(1, AR40XX_STATS_TX512BYTE, "Tx512Byte"), ++ MIB_DESC(1, AR40XX_STATS_TX1024BYTE, "Tx1024Byte"), ++ MIB_DESC(1, AR40XX_STATS_TX1518BYTE, "Tx1518Byte"), ++ MIB_DESC(1, AR40XX_STATS_TXMAXBYTE, "TxMaxByte"), ++ MIB_DESC(1, AR40XX_STATS_TXOVERSIZE, "TxOverSize"), ++ MIB_DESC(2, AR40XX_STATS_TXBYTE, "TxByte"), ++ MIB_DESC(1, AR40XX_STATS_TXCOLLISION, "TxCollision"), ++ MIB_DESC(1, AR40XX_STATS_TXABORTCOL, "TxAbortCol"), ++ MIB_DESC(1, AR40XX_STATS_TXMULTICOL, "TxMultiCol"), ++ MIB_DESC(1, AR40XX_STATS_TXSINGLECOL, "TxSingleCol"), ++ MIB_DESC(1, AR40XX_STATS_TXEXCDEFER, "TxExcDefer"), ++ MIB_DESC(1, AR40XX_STATS_TXDEFER, "TxDefer"), ++ MIB_DESC(1, AR40XX_STATS_TXLATECOL, "TxLateCol"), ++}; ++ ++static u32 ++ar40xx_read(struct ar40xx_priv *priv, int reg) ++{ ++ return readl(priv->hw_addr + reg); ++} ++ ++static u32 ++ar40xx_psgmii_read(struct ar40xx_priv *priv, int reg) ++{ ++ return readl(priv->psgmii_hw_addr + reg); ++} ++ ++static void ++ar40xx_write(struct ar40xx_priv *priv, int reg, u32 val) ++{ ++ writel(val, priv->hw_addr + reg); ++} ++ ++static u32 ++ar40xx_rmw(struct ar40xx_priv *priv, int reg, u32 mask, u32 val) ++{ ++ u32 ret; ++ ++ ret = ar40xx_read(priv, reg); ++ ret &= ~mask; ++ ret |= val; ++ ar40xx_write(priv, reg, ret); ++ return ret; ++} ++ ++static void ++ar40xx_psgmii_write(struct ar40xx_priv *priv, int reg, u32 val) ++{ ++ writel(val, priv->psgmii_hw_addr + reg); ++} ++ ++static void ++ar40xx_phy_dbg_write(struct ar40xx_priv *priv, int phy_addr, ++ u16 dbg_addr, u16 dbg_data) ++{ ++ struct mii_bus *bus = priv->mii_bus; ++ ++ mutex_lock(&bus->mdio_lock); ++ bus->write(bus, phy_addr, AR40XX_MII_ATH_DBG_ADDR, dbg_addr); ++ bus->write(bus, phy_addr, AR40XX_MII_ATH_DBG_DATA, dbg_data); ++ mutex_unlock(&bus->mdio_lock); ++} ++ ++static void ++ar40xx_phy_dbg_read(struct ar40xx_priv *priv, int phy_addr, ++ u16 dbg_addr, u16 *dbg_data) ++{ ++ struct mii_bus *bus = priv->mii_bus; ++ ++ mutex_lock(&bus->mdio_lock); ++ bus->write(bus, phy_addr, AR40XX_MII_ATH_DBG_ADDR, dbg_addr); ++ *dbg_data = bus->read(bus, phy_addr, AR40XX_MII_ATH_DBG_DATA); ++ mutex_unlock(&bus->mdio_lock); ++} ++ ++static void ++ar40xx_phy_mmd_write(struct ar40xx_priv *priv, u32 phy_id, ++ u16 mmd_num, u16 reg_id, u16 reg_val) ++{ ++ struct mii_bus *bus = priv->mii_bus; ++ ++ mutex_lock(&bus->mdio_lock); ++ bus->write(bus, phy_id, ++ AR40XX_MII_ATH_MMD_ADDR, mmd_num); ++ bus->write(bus, phy_id, ++ AR40XX_MII_ATH_MMD_DATA, reg_id); ++ bus->write(bus, phy_id, ++ AR40XX_MII_ATH_MMD_ADDR, ++ 0x4000 | mmd_num); ++ bus->write(bus, phy_id, ++ AR40XX_MII_ATH_MMD_DATA, reg_val); ++ mutex_unlock(&bus->mdio_lock); ++} ++ ++static u16 ++ar40xx_phy_mmd_read(struct ar40xx_priv *priv, u32 phy_id, ++ u16 mmd_num, u16 reg_id) ++{ ++ u16 value; ++ struct mii_bus *bus = priv->mii_bus; ++ ++ mutex_lock(&bus->mdio_lock); ++ bus->write(bus, phy_id, ++ AR40XX_MII_ATH_MMD_ADDR, mmd_num); ++ bus->write(bus, phy_id, ++ AR40XX_MII_ATH_MMD_DATA, reg_id); ++ bus->write(bus, phy_id, ++ AR40XX_MII_ATH_MMD_ADDR, ++ 0x4000 | mmd_num); ++ value = bus->read(bus, phy_id, AR40XX_MII_ATH_MMD_DATA); ++ mutex_unlock(&bus->mdio_lock); ++ return value; ++} ++ ++/* Start of swconfig support */ ++ ++static void ++ar40xx_phy_poll_reset(struct ar40xx_priv *priv) ++{ ++ u32 i, in_reset, retries = 500; ++ struct mii_bus *bus = priv->mii_bus; ++ ++ /* Assume RESET was recently issued to some or all of the phys */ ++ in_reset = GENMASK(AR40XX_NUM_PHYS - 1, 0); ++ ++ while (retries--) { ++ /* 1ms should be plenty of time. ++ * 802.3 spec allows for a max wait time of 500ms ++ */ ++ usleep_range(1000, 2000); ++ ++ for (i = 0; i < AR40XX_NUM_PHYS; i++) { ++ int val; ++ ++ /* skip devices which have completed reset */ ++ if (!(in_reset & BIT(i))) ++ continue; ++ ++ val = mdiobus_read(bus, i, MII_BMCR); ++ if (val < 0) ++ continue; ++ ++ /* mark when phy is no longer in reset state */ ++ if (!(val & BMCR_RESET)) ++ in_reset &= ~BIT(i); ++ } ++ ++ if (!in_reset) ++ return; ++ } ++ ++ dev_warn(&bus->dev, "Failed to reset all phys! (in_reset: 0x%x)\n", ++ in_reset); ++} ++ ++static void ++ar40xx_phy_init(struct ar40xx_priv *priv) ++{ ++ int i; ++ struct mii_bus *bus; ++ u16 val; ++ ++ bus = priv->mii_bus; ++ for (i = 0; i < AR40XX_NUM_PORTS - 1; i++) { ++ ar40xx_phy_dbg_read(priv, i, AR40XX_PHY_DEBUG_0, &val); ++ val &= ~AR40XX_PHY_MANU_CTRL_EN; ++ ar40xx_phy_dbg_write(priv, i, AR40XX_PHY_DEBUG_0, val); ++ mdiobus_write(bus, i, ++ MII_ADVERTISE, ADVERTISE_ALL | ++ ADVERTISE_PAUSE_CAP | ++ ADVERTISE_PAUSE_ASYM); ++ mdiobus_write(bus, i, MII_CTRL1000, ADVERTISE_1000FULL); ++ mdiobus_write(bus, i, MII_BMCR, BMCR_RESET | BMCR_ANENABLE); ++ } ++ ++ ar40xx_phy_poll_reset(priv); ++} ++ ++static void ++ar40xx_port_phy_linkdown(struct ar40xx_priv *priv) ++{ ++ struct mii_bus *bus; ++ int i; ++ u16 val; ++ ++ bus = priv->mii_bus; ++ for (i = 0; i < AR40XX_NUM_PORTS - 1; i++) { ++ mdiobus_write(bus, i, MII_CTRL1000, 0); ++ mdiobus_write(bus, i, MII_ADVERTISE, 0); ++ mdiobus_write(bus, i, MII_BMCR, BMCR_RESET | BMCR_ANENABLE); ++ ar40xx_phy_dbg_read(priv, i, AR40XX_PHY_DEBUG_0, &val); ++ val |= AR40XX_PHY_MANU_CTRL_EN; ++ ar40xx_phy_dbg_write(priv, i, AR40XX_PHY_DEBUG_0, val); ++ /* disable transmit */ ++ ar40xx_phy_dbg_read(priv, i, AR40XX_PHY_DEBUG_2, &val); ++ val &= 0xf00f; ++ ar40xx_phy_dbg_write(priv, i, AR40XX_PHY_DEBUG_2, val); ++ } ++} ++ ++static void ++ar40xx_set_mirror_regs(struct ar40xx_priv *priv) ++{ ++ int port; ++ ++ /* reset all mirror registers */ ++ ar40xx_rmw(priv, AR40XX_REG_FWD_CTRL0, ++ AR40XX_FWD_CTRL0_MIRROR_PORT, ++ (0xF << AR40XX_FWD_CTRL0_MIRROR_PORT_S)); ++ for (port = 0; port < AR40XX_NUM_PORTS; port++) { ++ ar40xx_rmw(priv, AR40XX_REG_PORT_LOOKUP(port), ++ AR40XX_PORT_LOOKUP_ING_MIRROR_EN, 0); ++ ++ ar40xx_rmw(priv, AR40XX_REG_PORT_HOL_CTRL1(port), ++ AR40XX_PORT_HOL_CTRL1_EG_MIRROR_EN, 0); ++ } ++ ++ /* now enable mirroring if necessary */ ++ if (priv->source_port >= AR40XX_NUM_PORTS || ++ priv->monitor_port >= AR40XX_NUM_PORTS || ++ priv->source_port == priv->monitor_port) { ++ return; ++ } ++ ++ ar40xx_rmw(priv, AR40XX_REG_FWD_CTRL0, ++ AR40XX_FWD_CTRL0_MIRROR_PORT, ++ (priv->monitor_port << AR40XX_FWD_CTRL0_MIRROR_PORT_S)); ++ ++ if (priv->mirror_rx) ++ ar40xx_rmw(priv, AR40XX_REG_PORT_LOOKUP(priv->source_port), 0, ++ AR40XX_PORT_LOOKUP_ING_MIRROR_EN); ++ ++ if (priv->mirror_tx) ++ ar40xx_rmw(priv, AR40XX_REG_PORT_HOL_CTRL1(priv->source_port), ++ 0, AR40XX_PORT_HOL_CTRL1_EG_MIRROR_EN); ++} ++ ++static int ++ar40xx_sw_get_ports(struct switch_dev *dev, struct switch_val *val) ++{ ++ struct ar40xx_priv *priv = swdev_to_ar40xx(dev); ++ u8 ports = priv->vlan_table[val->port_vlan]; ++ int i; ++ ++ val->len = 0; ++ for (i = 0; i < dev->ports; i++) { ++ struct switch_port *p; ++ ++ if (!(ports & BIT(i))) ++ continue; ++ ++ p = &val->value.ports[val->len++]; ++ p->id = i; ++ if ((priv->vlan_tagged & BIT(i)) || ++ (priv->pvid[i] != val->port_vlan)) ++ p->flags = BIT(SWITCH_PORT_FLAG_TAGGED); ++ else ++ p->flags = 0; ++ } ++ return 0; ++} ++ ++static int ++ar40xx_sw_set_ports(struct switch_dev *dev, struct switch_val *val) ++{ ++ struct ar40xx_priv *priv = swdev_to_ar40xx(dev); ++ u8 *vt = &priv->vlan_table[val->port_vlan]; ++ int i; ++ ++ *vt = 0; ++ for (i = 0; i < val->len; i++) { ++ struct switch_port *p = &val->value.ports[i]; ++ ++ if (p->flags & BIT(SWITCH_PORT_FLAG_TAGGED)) { ++ if (val->port_vlan == priv->pvid[p->id]) ++ priv->vlan_tagged |= BIT(p->id); ++ } else { ++ priv->vlan_tagged &= ~BIT(p->id); ++ priv->pvid[p->id] = val->port_vlan; ++ } ++ ++ *vt |= BIT(p->id); ++ } ++ return 0; ++} ++ ++static int ++ar40xx_reg_wait(struct ar40xx_priv *priv, u32 reg, u32 mask, u32 val, ++ unsigned timeout) ++{ ++ int i; ++ ++ for (i = 0; i < timeout; i++) { ++ u32 t; ++ ++ t = ar40xx_read(priv, reg); ++ if ((t & mask) == val) ++ return 0; ++ ++ usleep_range(1000, 2000); ++ } ++ ++ return -ETIMEDOUT; ++} ++ ++static int ++ar40xx_mib_op(struct ar40xx_priv *priv, u32 op) ++{ ++ int ret; ++ ++ lockdep_assert_held(&priv->mib_lock); ++ ++ /* Capture the hardware statistics for all ports */ ++ ar40xx_rmw(priv, AR40XX_REG_MIB_FUNC, ++ AR40XX_MIB_FUNC, (op << AR40XX_MIB_FUNC_S)); ++ ++ /* Wait for the capturing to complete. */ ++ ret = ar40xx_reg_wait(priv, AR40XX_REG_MIB_FUNC, ++ AR40XX_MIB_BUSY, 0, 10); ++ ++ return ret; ++} ++ ++static void ++ar40xx_mib_fetch_port_stat(struct ar40xx_priv *priv, int port, bool flush) ++{ ++ unsigned int base; ++ u64 *mib_stats; ++ int i; ++ u32 num_mibs = ARRAY_SIZE(ar40xx_mibs); ++ ++ WARN_ON(port >= priv->dev.ports); ++ ++ lockdep_assert_held(&priv->mib_lock); ++ ++ base = AR40XX_REG_PORT_STATS_START + ++ AR40XX_REG_PORT_STATS_LEN * port; ++ ++ mib_stats = &priv->mib_stats[port * num_mibs]; ++ if (flush) { ++ u32 len; ++ ++ len = num_mibs * sizeof(*mib_stats); ++ memset(mib_stats, 0, len); ++ return; ++ } ++ for (i = 0; i < num_mibs; i++) { ++ const struct ar40xx_mib_desc *mib; ++ u64 t; ++ ++ mib = &ar40xx_mibs[i]; ++ t = ar40xx_read(priv, base + mib->offset); ++ if (mib->size == 2) { ++ u64 hi; ++ ++ hi = ar40xx_read(priv, base + mib->offset + 4); ++ t |= hi << 32; ++ } ++ ++ mib_stats[i] += t; ++ } ++} ++ ++static int ++ar40xx_mib_capture(struct ar40xx_priv *priv) ++{ ++ return ar40xx_mib_op(priv, AR40XX_MIB_FUNC_CAPTURE); ++} ++ ++static int ++ar40xx_mib_flush(struct ar40xx_priv *priv) ++{ ++ return ar40xx_mib_op(priv, AR40XX_MIB_FUNC_FLUSH); ++} ++ ++static int ++ar40xx_sw_set_reset_mibs(struct switch_dev *dev, ++ const struct switch_attr *attr, ++ struct switch_val *val) ++{ ++ struct ar40xx_priv *priv = swdev_to_ar40xx(dev); ++ unsigned int len; ++ int ret; ++ u32 num_mibs = ARRAY_SIZE(ar40xx_mibs); ++ ++ mutex_lock(&priv->mib_lock); ++ ++ len = priv->dev.ports * num_mibs * sizeof(*priv->mib_stats); ++ memset(priv->mib_stats, 0, len); ++ ret = ar40xx_mib_flush(priv); ++ ++ mutex_unlock(&priv->mib_lock); ++ return ret; ++} ++ ++static int ++ar40xx_sw_set_vlan(struct switch_dev *dev, const struct switch_attr *attr, ++ struct switch_val *val) ++{ ++ struct ar40xx_priv *priv = swdev_to_ar40xx(dev); ++ ++ priv->vlan = !!val->value.i; ++ return 0; ++} ++ ++static int ++ar40xx_sw_get_vlan(struct switch_dev *dev, const struct switch_attr *attr, ++ struct switch_val *val) ++{ ++ struct ar40xx_priv *priv = swdev_to_ar40xx(dev); ++ ++ val->value.i = priv->vlan; ++ return 0; ++} ++ ++static int ++ar40xx_sw_set_mirror_rx_enable(struct switch_dev *dev, ++ const struct switch_attr *attr, ++ struct switch_val *val) ++{ ++ struct ar40xx_priv *priv = swdev_to_ar40xx(dev); ++ ++ mutex_lock(&priv->reg_mutex); ++ priv->mirror_rx = !!val->value.i; ++ ar40xx_set_mirror_regs(priv); ++ mutex_unlock(&priv->reg_mutex); ++ ++ return 0; ++} ++ ++static int ++ar40xx_sw_get_mirror_rx_enable(struct switch_dev *dev, ++ const struct switch_attr *attr, ++ struct switch_val *val) ++{ ++ struct ar40xx_priv *priv = swdev_to_ar40xx(dev); ++ ++ mutex_lock(&priv->reg_mutex); ++ val->value.i = priv->mirror_rx; ++ mutex_unlock(&priv->reg_mutex); ++ return 0; ++} ++ ++static int ++ar40xx_sw_set_mirror_tx_enable(struct switch_dev *dev, ++ const struct switch_attr *attr, ++ struct switch_val *val) ++{ ++ struct ar40xx_priv *priv = swdev_to_ar40xx(dev); ++ ++ mutex_lock(&priv->reg_mutex); ++ priv->mirror_tx = !!val->value.i; ++ ar40xx_set_mirror_regs(priv); ++ mutex_unlock(&priv->reg_mutex); ++ ++ return 0; ++} ++ ++static int ++ar40xx_sw_get_mirror_tx_enable(struct switch_dev *dev, ++ const struct switch_attr *attr, ++ struct switch_val *val) ++{ ++ struct ar40xx_priv *priv = swdev_to_ar40xx(dev); ++ ++ mutex_lock(&priv->reg_mutex); ++ val->value.i = priv->mirror_tx; ++ mutex_unlock(&priv->reg_mutex); ++ return 0; ++} ++ ++static int ++ar40xx_sw_set_mirror_monitor_port(struct switch_dev *dev, ++ const struct switch_attr *attr, ++ struct switch_val *val) ++{ ++ struct ar40xx_priv *priv = swdev_to_ar40xx(dev); ++ ++ mutex_lock(&priv->reg_mutex); ++ priv->monitor_port = val->value.i; ++ ar40xx_set_mirror_regs(priv); ++ mutex_unlock(&priv->reg_mutex); ++ ++ return 0; ++} ++ ++static int ++ar40xx_sw_get_mirror_monitor_port(struct switch_dev *dev, ++ const struct switch_attr *attr, ++ struct switch_val *val) ++{ ++ struct ar40xx_priv *priv = swdev_to_ar40xx(dev); ++ ++ mutex_lock(&priv->reg_mutex); ++ val->value.i = priv->monitor_port; ++ mutex_unlock(&priv->reg_mutex); ++ return 0; ++} ++ ++static int ++ar40xx_sw_set_mirror_source_port(struct switch_dev *dev, ++ const struct switch_attr *attr, ++ struct switch_val *val) ++{ ++ struct ar40xx_priv *priv = swdev_to_ar40xx(dev); ++ ++ mutex_lock(&priv->reg_mutex); ++ priv->source_port = val->value.i; ++ ar40xx_set_mirror_regs(priv); ++ mutex_unlock(&priv->reg_mutex); ++ ++ return 0; ++} ++ ++static int ++ar40xx_sw_get_mirror_source_port(struct switch_dev *dev, ++ const struct switch_attr *attr, ++ struct switch_val *val) ++{ ++ struct ar40xx_priv *priv = swdev_to_ar40xx(dev); ++ ++ mutex_lock(&priv->reg_mutex); ++ val->value.i = priv->source_port; ++ mutex_unlock(&priv->reg_mutex); ++ return 0; ++} ++ ++static int ++ar40xx_sw_set_linkdown(struct switch_dev *dev, ++ const struct switch_attr *attr, ++ struct switch_val *val) ++{ ++ struct ar40xx_priv *priv = swdev_to_ar40xx(dev); ++ ++ if (val->value.i == 1) ++ ar40xx_port_phy_linkdown(priv); ++ else ++ ar40xx_phy_init(priv); ++ ++ return 0; ++} ++ ++static int ++ar40xx_sw_set_port_reset_mib(struct switch_dev *dev, ++ const struct switch_attr *attr, ++ struct switch_val *val) ++{ ++ struct ar40xx_priv *priv = swdev_to_ar40xx(dev); ++ int port; ++ int ret; ++ ++ port = val->port_vlan; ++ if (port >= dev->ports) ++ return -EINVAL; ++ ++ mutex_lock(&priv->mib_lock); ++ ret = ar40xx_mib_capture(priv); ++ if (ret) ++ goto unlock; ++ ++ ar40xx_mib_fetch_port_stat(priv, port, true); ++ ++unlock: ++ mutex_unlock(&priv->mib_lock); ++ return ret; ++} ++ ++static int ++ar40xx_sw_get_port_mib(struct switch_dev *dev, ++ const struct switch_attr *attr, ++ struct switch_val *val) ++{ ++ struct ar40xx_priv *priv = swdev_to_ar40xx(dev); ++ u64 *mib_stats; ++ int port; ++ int ret; ++ char *buf = priv->buf; ++ int i, len = 0; ++ u32 num_mibs = ARRAY_SIZE(ar40xx_mibs); ++ ++ port = val->port_vlan; ++ if (port >= dev->ports) ++ return -EINVAL; ++ ++ mutex_lock(&priv->mib_lock); ++ ret = ar40xx_mib_capture(priv); ++ if (ret) ++ goto unlock; ++ ++ ar40xx_mib_fetch_port_stat(priv, port, false); ++ ++ len += snprintf(buf + len, sizeof(priv->buf) - len, ++ "Port %d MIB counters\n", ++ port); ++ ++ mib_stats = &priv->mib_stats[port * num_mibs]; ++ for (i = 0; i < num_mibs; i++) ++ len += snprintf(buf + len, sizeof(priv->buf) - len, ++ "%-12s: %llu\n", ++ ar40xx_mibs[i].name, ++ mib_stats[i]); ++ ++ val->value.s = buf; ++ val->len = len; ++ ++unlock: ++ mutex_unlock(&priv->mib_lock); ++ return ret; ++} ++ ++static int ++ar40xx_sw_set_vid(struct switch_dev *dev, const struct switch_attr *attr, ++ struct switch_val *val) ++{ ++ struct ar40xx_priv *priv = swdev_to_ar40xx(dev); ++ ++ priv->vlan_id[val->port_vlan] = val->value.i; ++ return 0; ++} ++ ++static int ++ar40xx_sw_get_vid(struct switch_dev *dev, const struct switch_attr *attr, ++ struct switch_val *val) ++{ ++ struct ar40xx_priv *priv = swdev_to_ar40xx(dev); ++ ++ val->value.i = priv->vlan_id[val->port_vlan]; ++ return 0; ++} ++ ++static int ++ar40xx_sw_get_pvid(struct switch_dev *dev, int port, int *vlan) ++{ ++ struct ar40xx_priv *priv = swdev_to_ar40xx(dev); ++ *vlan = priv->pvid[port]; ++ return 0; ++} ++ ++static int ++ar40xx_sw_set_pvid(struct switch_dev *dev, int port, int vlan) ++{ ++ struct ar40xx_priv *priv = swdev_to_ar40xx(dev); ++ ++ /* make sure no invalid PVIDs get set */ ++ if (vlan >= dev->vlans) ++ return -EINVAL; ++ ++ priv->pvid[port] = vlan; ++ return 0; ++} ++ ++static void ++ar40xx_read_port_link(struct ar40xx_priv *priv, int port, ++ struct switch_port_link *link) ++{ ++ u32 status; ++ u32 speed; ++ ++ memset(link, 0, sizeof(*link)); ++ ++ status = ar40xx_read(priv, AR40XX_REG_PORT_STATUS(port)); ++ ++ link->aneg = !!(status & AR40XX_PORT_AUTO_LINK_EN); ++ if (link->aneg || (port != AR40XX_PORT_CPU)) ++ link->link = !!(status & AR40XX_PORT_STATUS_LINK_UP); ++ else ++ link->link = true; ++ ++ if (!link->link) ++ return; ++ ++ link->duplex = !!(status & AR40XX_PORT_DUPLEX); ++ link->tx_flow = !!(status & AR40XX_PORT_STATUS_TXFLOW); ++ link->rx_flow = !!(status & AR40XX_PORT_STATUS_RXFLOW); ++ ++ speed = (status & AR40XX_PORT_SPEED) >> ++ AR40XX_PORT_STATUS_SPEED_S; ++ ++ switch (speed) { ++ case AR40XX_PORT_SPEED_10M: ++ link->speed = SWITCH_PORT_SPEED_10; ++ break; ++ case AR40XX_PORT_SPEED_100M: ++ link->speed = SWITCH_PORT_SPEED_100; ++ break; ++ case AR40XX_PORT_SPEED_1000M: ++ link->speed = SWITCH_PORT_SPEED_1000; ++ break; ++ default: ++ link->speed = SWITCH_PORT_SPEED_UNKNOWN; ++ break; ++ } ++} ++ ++static int ++ar40xx_sw_get_port_link(struct switch_dev *dev, int port, ++ struct switch_port_link *link) ++{ ++ struct ar40xx_priv *priv = swdev_to_ar40xx(dev); ++ ++ ar40xx_read_port_link(priv, port, link); ++ return 0; ++} ++ ++static const struct switch_attr ar40xx_sw_attr_globals[] = { ++ { ++ .type = SWITCH_TYPE_INT, ++ .name = "enable_vlan", ++ .description = "Enable VLAN mode", ++ .set = ar40xx_sw_set_vlan, ++ .get = ar40xx_sw_get_vlan, ++ .max = 1 ++ }, ++ { ++ .type = SWITCH_TYPE_NOVAL, ++ .name = "reset_mibs", ++ .description = "Reset all MIB counters", ++ .set = ar40xx_sw_set_reset_mibs, ++ }, ++ { ++ .type = SWITCH_TYPE_INT, ++ .name = "enable_mirror_rx", ++ .description = "Enable mirroring of RX packets", ++ .set = ar40xx_sw_set_mirror_rx_enable, ++ .get = ar40xx_sw_get_mirror_rx_enable, ++ .max = 1 ++ }, ++ { ++ .type = SWITCH_TYPE_INT, ++ .name = "enable_mirror_tx", ++ .description = "Enable mirroring of TX packets", ++ .set = ar40xx_sw_set_mirror_tx_enable, ++ .get = ar40xx_sw_get_mirror_tx_enable, ++ .max = 1 ++ }, ++ { ++ .type = SWITCH_TYPE_INT, ++ .name = "mirror_monitor_port", ++ .description = "Mirror monitor port", ++ .set = ar40xx_sw_set_mirror_monitor_port, ++ .get = ar40xx_sw_get_mirror_monitor_port, ++ .max = AR40XX_NUM_PORTS - 1 ++ }, ++ { ++ .type = SWITCH_TYPE_INT, ++ .name = "mirror_source_port", ++ .description = "Mirror source port", ++ .set = ar40xx_sw_set_mirror_source_port, ++ .get = ar40xx_sw_get_mirror_source_port, ++ .max = AR40XX_NUM_PORTS - 1 ++ }, ++ { ++ .type = SWITCH_TYPE_INT, ++ .name = "linkdown", ++ .description = "Link down all the PHYs", ++ .set = ar40xx_sw_set_linkdown, ++ .max = 1 ++ }, ++}; ++ ++static const struct switch_attr ar40xx_sw_attr_port[] = { ++ { ++ .type = SWITCH_TYPE_NOVAL, ++ .name = "reset_mib", ++ .description = "Reset single port MIB counters", ++ .set = ar40xx_sw_set_port_reset_mib, ++ }, ++ { ++ .type = SWITCH_TYPE_STRING, ++ .name = "mib", ++ .description = "Get port's MIB counters", ++ .set = NULL, ++ .get = ar40xx_sw_get_port_mib, ++ }, ++}; ++ ++const struct switch_attr ar40xx_sw_attr_vlan[] = { ++ { ++ .type = SWITCH_TYPE_INT, ++ .name = "vid", ++ .description = "VLAN ID (0-4094)", ++ .set = ar40xx_sw_set_vid, ++ .get = ar40xx_sw_get_vid, ++ .max = 4094, ++ }, ++}; ++ ++/* End of swconfig support */ ++ ++static int ++ar40xx_wait_bit(struct ar40xx_priv *priv, int reg, u32 mask, u32 val) ++{ ++ int timeout = 20; ++ u32 t; ++ ++ while (1) { ++ t = ar40xx_read(priv, reg); ++ if ((t & mask) == val) ++ return 0; ++ ++ if (timeout-- <= 0) ++ break; ++ ++ usleep_range(10, 20); ++ } ++ ++ pr_err("ar40xx: timeout for reg %08x: %08x & %08x != %08x\n", ++ (unsigned int)reg, t, mask, val); ++ return -ETIMEDOUT; ++} ++ ++static int ++ar40xx_atu_flush(struct ar40xx_priv *priv) ++{ ++ int ret; ++ ++ ret = ar40xx_wait_bit(priv, AR40XX_REG_ATU_FUNC, ++ AR40XX_ATU_FUNC_BUSY, 0); ++ if (!ret) ++ ar40xx_write(priv, AR40XX_REG_ATU_FUNC, ++ AR40XX_ATU_FUNC_OP_FLUSH | ++ AR40XX_ATU_FUNC_BUSY); ++ ++ return ret; ++} ++ ++static void ++ar40xx_ess_reset(struct ar40xx_priv *priv) ++{ ++ reset_control_assert(priv->ess_rst); ++ mdelay(10); ++ reset_control_deassert(priv->ess_rst); ++ /* Waiting for all inner tables init done. ++ * It cost 5~10ms. ++ */ ++ mdelay(10); ++ ++ pr_info("ESS reset ok!\n"); ++} ++ ++/* Start of psgmii self test */ ++ ++static void ++ar40xx_malibu_psgmii_ess_reset(struct ar40xx_priv *priv) ++{ ++ u32 n; ++ struct mii_bus *bus = priv->mii_bus; ++ /* reset phy psgmii */ ++ /* fix phy psgmii RX 20bit */ ++ mdiobus_write(bus, 5, 0x0, 0x005b); ++ /* reset phy psgmii */ ++ mdiobus_write(bus, 5, 0x0, 0x001b); ++ /* release reset phy psgmii */ ++ mdiobus_write(bus, 5, 0x0, 0x005b); ++ ++ for (n = 0; n < AR40XX_PSGMII_CALB_NUM; n++) { ++ u16 status; ++ ++ status = ar40xx_phy_mmd_read(priv, 5, 1, 0x28); ++ if (status & BIT(0)) ++ break; ++ /* Polling interval to check PSGMII PLL in malibu is ready ++ * the worst time is 8.67ms ++ * for 25MHz reference clock ++ * [512+(128+2048)*49]*80ns+100us ++ */ ++ mdelay(2); ++ } ++ ++ /*check malibu psgmii calibration done end..*/ ++ ++ /*freeze phy psgmii RX CDR*/ ++ mdiobus_write(bus, 5, 0x1a, 0x2230); ++ ++ ar40xx_ess_reset(priv); ++ ++ /*check psgmii calibration done start*/ ++ for (n = 0; n < AR40XX_PSGMII_CALB_NUM; n++) { ++ u32 status; ++ ++ status = ar40xx_psgmii_read(priv, 0xa0); ++ if (status & BIT(0)) ++ break; ++ /* Polling interval to check PSGMII PLL in ESS is ready */ ++ mdelay(2); ++ } ++ ++ /* check dakota psgmii calibration done end..*/ ++ ++ /* relesae phy psgmii RX CDR */ ++ mdiobus_write(bus, 5, 0x1a, 0x3230); ++ /* release phy psgmii RX 20bit */ ++ mdiobus_write(bus, 5, 0x0, 0x005f); ++} ++ ++static void ++ar40xx_psgmii_single_phy_testing(struct ar40xx_priv *priv, int phy) ++{ ++ int j; ++ u32 tx_ok, tx_error; ++ u32 rx_ok, rx_error; ++ u32 tx_ok_high16; ++ u32 rx_ok_high16; ++ u32 tx_all_ok, rx_all_ok; ++ struct mii_bus *bus = priv->mii_bus; ++ ++ mdiobus_write(bus, phy, 0x0, 0x9000); ++ mdiobus_write(bus, phy, 0x0, 0x4140); ++ ++ for (j = 0; j < AR40XX_PSGMII_CALB_NUM; j++) { ++ u16 status; ++ ++ status = mdiobus_read(bus, phy, 0x11); ++ if (status & AR40XX_PHY_SPEC_STATUS_LINK) ++ break; ++ /* the polling interval to check if the PHY link up or not ++ * maxwait_timer: 750 ms +/-10 ms ++ * minwait_timer : 1 us +/- 0.1us ++ * time resides in minwait_timer ~ maxwait_timer ++ * see IEEE 802.3 section 40.4.5.2 ++ */ ++ mdelay(8); ++ } ++ ++ /* enable check */ ++ ar40xx_phy_mmd_write(priv, phy, 7, 0x8029, 0x0000); ++ ar40xx_phy_mmd_write(priv, phy, 7, 0x8029, 0x0003); ++ ++ /* start traffic */ ++ ar40xx_phy_mmd_write(priv, phy, 7, 0x8020, 0xa000); ++ /* wait for all traffic end ++ * 4096(pkt num)*1524(size)*8ns(125MHz)=49.9ms ++ */ ++ mdelay(50); ++ ++ /* check counter */ ++ tx_ok = ar40xx_phy_mmd_read(priv, phy, 7, 0x802e); ++ tx_ok_high16 = ar40xx_phy_mmd_read(priv, phy, 7, 0x802d); ++ tx_error = ar40xx_phy_mmd_read(priv, phy, 7, 0x802f); ++ rx_ok = ar40xx_phy_mmd_read(priv, phy, 7, 0x802b); ++ rx_ok_high16 = ar40xx_phy_mmd_read(priv, phy, 7, 0x802a); ++ rx_error = ar40xx_phy_mmd_read(priv, phy, 7, 0x802c); ++ tx_all_ok = tx_ok + (tx_ok_high16 << 16); ++ rx_all_ok = rx_ok + (rx_ok_high16 << 16); ++ if (tx_all_ok == 0x1000 && tx_error == 0) { ++ /* success */ ++ priv->phy_t_status &= (~BIT(phy)); ++ } else { ++ pr_info("PHY %d single test PSGMII issue happen!\n", phy); ++ priv->phy_t_status |= BIT(phy); ++ } ++ ++ mdiobus_write(bus, phy, 0x0, 0x1840); ++} ++ ++static void ++ar40xx_psgmii_all_phy_testing(struct ar40xx_priv *priv) ++{ ++ int phy, j; ++ struct mii_bus *bus = priv->mii_bus; ++ ++ mdiobus_write(bus, 0x1f, 0x0, 0x9000); ++ mdiobus_write(bus, 0x1f, 0x0, 0x4140); ++ ++ for (j = 0; j < AR40XX_PSGMII_CALB_NUM; j++) { ++ for (phy = 0; phy < AR40XX_NUM_PORTS - 1; phy++) { ++ u16 status; ++ ++ status = mdiobus_read(bus, phy, 0x11); ++ if (!(status & BIT(10))) ++ break; ++ } ++ ++ if (phy >= (AR40XX_NUM_PORTS - 1)) ++ break; ++ /* The polling interva to check if the PHY link up or not */ ++ mdelay(8); ++ } ++ /* enable check */ ++ ar40xx_phy_mmd_write(priv, 0x1f, 7, 0x8029, 0x0000); ++ ar40xx_phy_mmd_write(priv, 0x1f, 7, 0x8029, 0x0003); ++ ++ /* start traffic */ ++ ar40xx_phy_mmd_write(priv, 0x1f, 7, 0x8020, 0xa000); ++ /* wait for all traffic end ++ * 4096(pkt num)*1524(size)*8ns(125MHz)=49.9ms ++ */ ++ mdelay(50); ++ ++ for (phy = 0; phy < AR40XX_NUM_PORTS - 1; phy++) { ++ u32 tx_ok, tx_error; ++ u32 rx_ok, rx_error; ++ u32 tx_ok_high16; ++ u32 rx_ok_high16; ++ u32 tx_all_ok, rx_all_ok; ++ ++ /* check counter */ ++ tx_ok = ar40xx_phy_mmd_read(priv, phy, 7, 0x802e); ++ tx_ok_high16 = ar40xx_phy_mmd_read(priv, phy, 7, 0x802d); ++ tx_error = ar40xx_phy_mmd_read(priv, phy, 7, 0x802f); ++ rx_ok = ar40xx_phy_mmd_read(priv, phy, 7, 0x802b); ++ rx_ok_high16 = ar40xx_phy_mmd_read(priv, phy, 7, 0x802a); ++ rx_error = ar40xx_phy_mmd_read(priv, phy, 7, 0x802c); ++ tx_all_ok = tx_ok + (tx_ok_high16<<16); ++ rx_all_ok = rx_ok + (rx_ok_high16<<16); ++ if (tx_all_ok == 0x1000 && tx_error == 0) { ++ /* success */ ++ priv->phy_t_status &= ~BIT(phy + 8); ++ } else { ++ pr_info("PHY%d test see issue!\n", phy); ++ priv->phy_t_status |= BIT(phy + 8); ++ } ++ } ++ ++ pr_debug("PHY all test 0x%x \r\n", priv->phy_t_status); ++} ++ ++void ++ar40xx_psgmii_self_test(struct ar40xx_priv *priv) ++{ ++ u32 i, phy; ++ struct mii_bus *bus = priv->mii_bus; ++ ++ ar40xx_malibu_psgmii_ess_reset(priv); ++ ++ /* switch to access MII reg for copper */ ++ mdiobus_write(bus, 4, 0x1f, 0x8500); ++ for (phy = 0; phy < AR40XX_NUM_PORTS - 1; phy++) { ++ /*enable phy mdio broadcast write*/ ++ ar40xx_phy_mmd_write(priv, phy, 7, 0x8028, 0x801f); ++ } ++ /* force no link by power down */ ++ mdiobus_write(bus, 0x1f, 0x0, 0x1840); ++ /*packet number*/ ++ ar40xx_phy_mmd_write(priv, 0x1f, 7, 0x8021, 0x1000); ++ ar40xx_phy_mmd_write(priv, 0x1f, 7, 0x8062, 0x05e0); ++ ++ /*fix mdi status */ ++ mdiobus_write(bus, 0x1f, 0x10, 0x6800); ++ for (i = 0; i < AR40XX_PSGMII_CALB_NUM; i++) { ++ priv->phy_t_status = 0; ++ ++ for (phy = 0; phy < AR40XX_NUM_PORTS - 1; phy++) { ++ ar40xx_rmw(priv, AR40XX_REG_PORT_LOOKUP(phy + 1), ++ AR40XX_PORT_LOOKUP_LOOPBACK, ++ AR40XX_PORT_LOOKUP_LOOPBACK); ++ } ++ ++ for (phy = 0; phy < AR40XX_NUM_PORTS - 1; phy++) ++ ar40xx_psgmii_single_phy_testing(priv, phy); ++ ++ ar40xx_psgmii_all_phy_testing(priv); ++ ++ if (priv->phy_t_status) ++ ar40xx_malibu_psgmii_ess_reset(priv); ++ else ++ break; ++ } ++ ++ if (i >= AR40XX_PSGMII_CALB_NUM) ++ pr_info("PSGMII cannot recover\n"); ++ else ++ pr_debug("PSGMII recovered after %d times reset\n", i); ++ ++ /* configuration recover */ ++ /* packet number */ ++ ar40xx_phy_mmd_write(priv, 0x1f, 7, 0x8021, 0x0); ++ /* disable check */ ++ ar40xx_phy_mmd_write(priv, 0x1f, 7, 0x8029, 0x0); ++ /* disable traffic */ ++ ar40xx_phy_mmd_write(priv, 0x1f, 7, 0x8020, 0x0); ++} ++ ++void ++ar40xx_psgmii_self_test_clean(struct ar40xx_priv *priv) ++{ ++ int phy; ++ struct mii_bus *bus = priv->mii_bus; ++ ++ /* disable phy internal loopback */ ++ mdiobus_write(bus, 0x1f, 0x10, 0x6860); ++ mdiobus_write(bus, 0x1f, 0x0, 0x9040); ++ ++ for (phy = 0; phy < AR40XX_NUM_PORTS - 1; phy++) { ++ /* disable mac loop back */ ++ ar40xx_rmw(priv, AR40XX_REG_PORT_LOOKUP(phy + 1), ++ AR40XX_PORT_LOOKUP_LOOPBACK, 0); ++ /* disable phy mdio broadcast write */ ++ ar40xx_phy_mmd_write(priv, phy, 7, 0x8028, 0x001f); ++ } ++ ++ /* clear fdb entry */ ++ ar40xx_atu_flush(priv); ++} ++ ++/* End of psgmii self test */ ++ ++static void ++ar40xx_mac_mode_init(struct ar40xx_priv *priv, u32 mode) ++{ ++ if (mode == PORT_WRAPPER_PSGMII) { ++ ar40xx_psgmii_write(priv, AR40XX_PSGMII_MODE_CONTROL, 0x2200); ++ ar40xx_psgmii_write(priv, AR40XX_PSGMIIPHY_TX_CONTROL, 0x8380); ++ } ++} ++ ++static ++int ar40xx_cpuport_setup(struct ar40xx_priv *priv) ++{ ++ u32 t; ++ ++ t = AR40XX_PORT_STATUS_TXFLOW | ++ AR40XX_PORT_STATUS_RXFLOW | ++ AR40XX_PORT_TXHALF_FLOW | ++ AR40XX_PORT_DUPLEX | ++ AR40XX_PORT_SPEED_1000M; ++ ar40xx_write(priv, AR40XX_REG_PORT_STATUS(0), t); ++ usleep_range(10, 20); ++ ++ t |= AR40XX_PORT_TX_EN | ++ AR40XX_PORT_RX_EN; ++ ar40xx_write(priv, AR40XX_REG_PORT_STATUS(0), t); ++ ++ return 0; ++} ++ ++static void ++ar40xx_init_port(struct ar40xx_priv *priv, int port) ++{ ++ u32 t; ++ ++ ar40xx_rmw(priv, AR40XX_REG_PORT_STATUS(port), ++ AR40XX_PORT_AUTO_LINK_EN, 0); ++ ++ ar40xx_write(priv, AR40XX_REG_PORT_HEADER(port), 0); ++ ++ ar40xx_write(priv, AR40XX_REG_PORT_VLAN0(port), 0); ++ ++ t = AR40XX_PORT_VLAN1_OUT_MODE_UNTOUCH << AR40XX_PORT_VLAN1_OUT_MODE_S; ++ ar40xx_write(priv, AR40XX_REG_PORT_VLAN1(port), t); ++ ++ t = AR40XX_PORT_LOOKUP_LEARN; ++ t |= AR40XX_PORT_STATE_FORWARD << AR40XX_PORT_LOOKUP_STATE_S; ++ ar40xx_write(priv, AR40XX_REG_PORT_LOOKUP(port), t); ++} ++ ++void ++ar40xx_init_globals(struct ar40xx_priv *priv) ++{ ++ u32 t; ++ ++ /* enable CPU port and disable mirror port */ ++ t = AR40XX_FWD_CTRL0_CPU_PORT_EN | ++ AR40XX_FWD_CTRL0_MIRROR_PORT; ++ ar40xx_write(priv, AR40XX_REG_FWD_CTRL0, t); ++ ++ /* forward multicast and broadcast frames to CPU */ ++ t = (AR40XX_PORTS_ALL << AR40XX_FWD_CTRL1_UC_FLOOD_S) | ++ (AR40XX_PORTS_ALL << AR40XX_FWD_CTRL1_MC_FLOOD_S) | ++ (AR40XX_PORTS_ALL << AR40XX_FWD_CTRL1_BC_FLOOD_S); ++ ar40xx_write(priv, AR40XX_REG_FWD_CTRL1, t); ++ ++ /* enable jumbo frames */ ++ ar40xx_rmw(priv, AR40XX_REG_MAX_FRAME_SIZE, ++ AR40XX_MAX_FRAME_SIZE_MTU, 9018 + 8 + 2); ++ ++ /* Enable MIB counters */ ++ ar40xx_rmw(priv, AR40XX_REG_MODULE_EN, 0, ++ AR40XX_MODULE_EN_MIB); ++ ++ /* Disable AZ */ ++ ar40xx_write(priv, AR40XX_REG_EEE_CTRL, 0); ++ ++ /* set flowctrl thershold for cpu port */ ++ t = (AR40XX_PORT0_FC_THRESH_ON_DFLT << 16) | ++ AR40XX_PORT0_FC_THRESH_OFF_DFLT; ++ ar40xx_write(priv, AR40XX_REG_PORT_FLOWCTRL_THRESH(0), t); ++} ++ ++static void ++ar40xx_malibu_init(struct ar40xx_priv *priv) ++{ ++ int i; ++ struct mii_bus *bus; ++ u16 val; ++ ++ bus = priv->mii_bus; ++ ++ /* war to enable AZ transmitting ability */ ++ ar40xx_phy_mmd_write(priv, AR40XX_PSGMII_ID, 1, ++ AR40XX_MALIBU_PSGMII_MODE_CTRL, ++ AR40XX_MALIBU_PHY_PSGMII_MODE_CTRL_ADJUST_VAL); ++ for (i = 0; i < AR40XX_NUM_PORTS - 1; i++) { ++ /* change malibu control_dac */ ++ val = ar40xx_phy_mmd_read(priv, i, 7, ++ AR40XX_MALIBU_PHY_MMD7_DAC_CTRL); ++ val &= ~AR40XX_MALIBU_DAC_CTRL_MASK; ++ val |= AR40XX_MALIBU_DAC_CTRL_VALUE; ++ ar40xx_phy_mmd_write(priv, i, 7, ++ AR40XX_MALIBU_PHY_MMD7_DAC_CTRL, val); ++ if (i == AR40XX_MALIBU_PHY_LAST_ADDR) { ++ /* to avoid goes into hibernation */ ++ val = ar40xx_phy_mmd_read(priv, i, 3, ++ AR40XX_MALIBU_PHY_RLP_CTRL); ++ val &= (~(1<<1)); ++ ar40xx_phy_mmd_write(priv, i, 3, ++ AR40XX_MALIBU_PHY_RLP_CTRL, val); ++ } ++ } ++ ++ /* adjust psgmii serdes tx amp */ ++ mdiobus_write(bus, AR40XX_PSGMII_ID, AR40XX_PSGMII_TX_DRIVER_1_CTRL, ++ AR40XX_MALIBU_PHY_PSGMII_REDUCE_SERDES_TX_AMP); ++} ++ ++static int ++ar40xx_hw_init(struct ar40xx_priv *priv) ++{ ++ u32 i; ++ ++ ar40xx_ess_reset(priv); ++ ++ if (priv->mii_bus) ++ ar40xx_malibu_init(priv); ++ else ++ return -1; ++ ++ ar40xx_psgmii_self_test(priv); ++ ar40xx_psgmii_self_test_clean(priv); ++ ++ ar40xx_mac_mode_init(priv, priv->mac_mode); ++ ++ for (i = 0; i < priv->dev.ports; i++) ++ ar40xx_init_port(priv, i); ++ ++ ar40xx_init_globals(priv); ++ ++ return 0; ++} ++ ++/* Start of qm error WAR */ ++ ++static ++int ar40xx_force_1g_full(struct ar40xx_priv *priv, u32 port_id) ++{ ++ u32 reg; ++ ++ if (port_id < 0 || port_id > 6) ++ return -1; ++ ++ reg = AR40XX_REG_PORT_STATUS(port_id); ++ return ar40xx_rmw(priv, reg, AR40XX_PORT_SPEED, ++ (AR40XX_PORT_SPEED_1000M | AR40XX_PORT_DUPLEX)); ++} ++ ++static ++int ar40xx_get_qm_status(struct ar40xx_priv *priv, ++ u32 port_id, u32 *qm_buffer_err) ++{ ++ u32 reg; ++ u32 qm_val; ++ ++ if (port_id < 1 || port_id > 5) { ++ *qm_buffer_err = 0; ++ return -1; ++ } ++ ++ if (port_id < 4) { ++ reg = AR40XX_REG_QM_PORT0_3_QNUM; ++ ar40xx_write(priv, AR40XX_REG_QM_DEBUG_ADDR, reg); ++ qm_val = ar40xx_read(priv, AR40XX_REG_QM_DEBUG_VALUE); ++ /* every 8 bits for each port */ ++ *qm_buffer_err = (qm_val >> (port_id * 8)) & 0xFF; ++ } else { ++ reg = AR40XX_REG_QM_PORT4_6_QNUM; ++ ar40xx_write(priv, AR40XX_REG_QM_DEBUG_ADDR, reg); ++ qm_val = ar40xx_read(priv, AR40XX_REG_QM_DEBUG_VALUE); ++ /* every 8 bits for each port */ ++ *qm_buffer_err = (qm_val >> ((port_id-4) * 8)) & 0xFF; ++ } ++ ++ return 0; ++} ++ ++static void ++ar40xx_sw_mac_polling_task(struct ar40xx_priv *priv) ++{ ++ static int task_count; ++ u32 i; ++ u32 reg, value; ++ u32 link, speed, duplex; ++ u32 qm_buffer_err; ++ u16 port_phy_status[AR40XX_NUM_PORTS]; ++ static u32 qm_err_cnt[AR40XX_NUM_PORTS] = {0, 0, 0, 0, 0, 0}; ++ static u32 link_cnt[AR40XX_NUM_PORTS] = {0, 0, 0, 0, 0, 0}; ++ struct mii_bus *bus = NULL; ++ ++ if (!priv || !priv->mii_bus) ++ return; ++ ++ bus = priv->mii_bus; ++ ++ ++task_count; ++ ++ for (i = 1; i < AR40XX_NUM_PORTS; ++i) { ++ port_phy_status[i] = ++ mdiobus_read(bus, i-1, AR40XX_PHY_SPEC_STATUS); ++ speed = link = duplex = port_phy_status[i]; ++ speed &= AR40XX_PHY_SPEC_STATUS_SPEED; ++ speed >>= 14; ++ link &= AR40XX_PHY_SPEC_STATUS_LINK; ++ link >>= 10; ++ duplex &= AR40XX_PHY_SPEC_STATUS_DUPLEX; ++ duplex >>= 13; ++ ++ if (link != priv->ar40xx_port_old_link[i]) { ++ ++link_cnt[i]; ++ /* Up --> Down */ ++ if ((priv->ar40xx_port_old_link[i] == ++ AR40XX_PORT_LINK_UP) && ++ (link == AR40XX_PORT_LINK_DOWN)) { ++ /* LINK_EN disable(MAC force mode)*/ ++ reg = AR40XX_REG_PORT_STATUS(i); ++ ar40xx_rmw(priv, reg, ++ AR40XX_PORT_AUTO_LINK_EN, 0); ++ ++ /* Check queue buffer */ ++ qm_err_cnt[i] = 0; ++ ar40xx_get_qm_status(priv, i, &qm_buffer_err); ++ if (qm_buffer_err) { ++ priv->ar40xx_port_qm_buf[i] = ++ AR40XX_QM_NOT_EMPTY; ++ } else { ++ u16 phy_val = 0; ++ ++ priv->ar40xx_port_qm_buf[i] = ++ AR40XX_QM_EMPTY; ++ ar40xx_force_1g_full(priv, i); ++ /* Ref:QCA8337 Datasheet,Clearing ++ * MENU_CTRL_EN prevents phy to ++ * stuck in 100BT mode when ++ * bringing up the link ++ */ ++ ar40xx_phy_dbg_read(priv, i-1, ++ AR40XX_PHY_DEBUG_0, ++ &phy_val); ++ phy_val &= (~AR40XX_PHY_MANU_CTRL_EN); ++ ar40xx_phy_dbg_write(priv, i-1, ++ AR40XX_PHY_DEBUG_0, ++ phy_val); ++ } ++ priv->ar40xx_port_old_link[i] = link; ++ } else if ((priv->ar40xx_port_old_link[i] == ++ AR40XX_PORT_LINK_DOWN) && ++ (link == AR40XX_PORT_LINK_UP)) { ++ /* Down --> Up */ ++ if (priv->port_link_up[i] < 1) { ++ ++priv->port_link_up[i]; ++ } else { ++ /* Change port status */ ++ reg = AR40XX_REG_PORT_STATUS(i); ++ value = ar40xx_read(priv, reg); ++ priv->port_link_up[i] = 0; ++ ++ value &= ~(AR40XX_PORT_DUPLEX | ++ AR40XX_PORT_SPEED); ++ value |= speed | (duplex ? BIT(6) : 0); ++ ar40xx_write(priv, reg, value); ++ /* clock switch need such time ++ * to avoid glitch ++ */ ++ usleep_range(100, 200); ++ ++ value |= AR40XX_PORT_AUTO_LINK_EN; ++ ar40xx_write(priv, reg, value); ++ /* HW need such time to make sure link ++ * stable before enable MAC ++ */ ++ usleep_range(100, 200); ++ ++ if (speed == AR40XX_PORT_SPEED_100M) { ++ u16 phy_val = 0; ++ /* Enable @100M, if down to 10M ++ * clock will change smoothly ++ */ ++ ar40xx_phy_dbg_read(priv, i-1, ++ 0, ++ &phy_val); ++ phy_val |= ++ AR40XX_PHY_MANU_CTRL_EN; ++ ar40xx_phy_dbg_write(priv, i-1, ++ 0, ++ phy_val); ++ } ++ priv->ar40xx_port_old_link[i] = link; ++ } ++ } ++ } ++ ++ if (priv->ar40xx_port_qm_buf[i] == AR40XX_QM_NOT_EMPTY) { ++ /* Check QM */ ++ ar40xx_get_qm_status(priv, i, &qm_buffer_err); ++ if (qm_buffer_err) { ++ ++qm_err_cnt[i]; ++ } else { ++ priv->ar40xx_port_qm_buf[i] = ++ AR40XX_QM_EMPTY; ++ qm_err_cnt[i] = 0; ++ ar40xx_force_1g_full(priv, i); ++ } ++ } ++ } ++} ++ ++static void ++ar40xx_qm_err_check_work_task(struct work_struct *work) ++{ ++ struct ar40xx_priv *priv = container_of(work, struct ar40xx_priv, ++ qm_dwork.work); ++ ++ mutex_lock(&priv->qm_lock); ++ ++ ar40xx_sw_mac_polling_task(priv); ++ ++ mutex_unlock(&priv->qm_lock); ++ ++ schedule_delayed_work(&priv->qm_dwork, ++ msecs_to_jiffies(AR40XX_QM_WORK_DELAY)); ++} ++ ++static int ++ar40xx_qm_err_check_work_start(struct ar40xx_priv *priv) ++{ ++ mutex_init(&priv->qm_lock); ++ ++ INIT_DELAYED_WORK(&priv->qm_dwork, ar40xx_qm_err_check_work_task); ++ ++ schedule_delayed_work(&priv->qm_dwork, ++ msecs_to_jiffies(AR40XX_QM_WORK_DELAY)); ++ ++ return 0; ++} ++ ++/* End of qm error WAR */ ++ ++static int ++ar40xx_vlan_init(struct ar40xx_priv *priv) ++{ ++ int port; ++ unsigned long bmp; ++ ++ /* By default Enable VLAN */ ++ priv->vlan = 1; ++ priv->vlan_table[AR40XX_LAN_VLAN] = priv->cpu_bmp | priv->lan_bmp; ++ priv->vlan_table[AR40XX_WAN_VLAN] = priv->cpu_bmp | priv->wan_bmp; ++ priv->vlan_tagged = priv->cpu_bmp; ++ bmp = priv->lan_bmp; ++ for_each_set_bit(port, &bmp, AR40XX_NUM_PORTS) ++ priv->pvid[port] = AR40XX_LAN_VLAN; ++ ++ bmp = priv->wan_bmp; ++ for_each_set_bit(port, &bmp, AR40XX_NUM_PORTS) ++ priv->pvid[port] = AR40XX_WAN_VLAN; ++ ++ return 0; ++} ++ ++static void ++ar40xx_mib_work_func(struct work_struct *work) ++{ ++ struct ar40xx_priv *priv; ++ int err; ++ ++ priv = container_of(work, struct ar40xx_priv, mib_work.work); ++ ++ mutex_lock(&priv->mib_lock); ++ ++ err = ar40xx_mib_capture(priv); ++ if (err) ++ goto next_port; ++ ++ ar40xx_mib_fetch_port_stat(priv, priv->mib_next_port, false); ++ ++next_port: ++ priv->mib_next_port++; ++ if (priv->mib_next_port >= priv->dev.ports) ++ priv->mib_next_port = 0; ++ ++ mutex_unlock(&priv->mib_lock); ++ ++ schedule_delayed_work(&priv->mib_work, ++ msecs_to_jiffies(AR40XX_MIB_WORK_DELAY)); ++} ++ ++static void ++ar40xx_setup_port(struct ar40xx_priv *priv, int port, u32 members) ++{ ++ u32 t; ++ u32 egress, ingress; ++ u32 pvid = priv->vlan_id[priv->pvid[port]]; ++ ++ if (priv->vlan) { ++ egress = AR40XX_PORT_VLAN1_OUT_MODE_UNMOD; ++ ingress = AR40XX_IN_SECURE; ++ } else { ++ egress = AR40XX_PORT_VLAN1_OUT_MODE_UNTOUCH; ++ ingress = AR40XX_IN_PORT_ONLY; ++ } ++ ++ t = pvid << AR40XX_PORT_VLAN0_DEF_SVID_S; ++ t |= pvid << AR40XX_PORT_VLAN0_DEF_CVID_S; ++ ar40xx_write(priv, AR40XX_REG_PORT_VLAN0(port), t); ++ ++ t = AR40XX_PORT_VLAN1_PORT_VLAN_PROP; ++ t |= egress << AR40XX_PORT_VLAN1_OUT_MODE_S; ++ ar40xx_write(priv, AR40XX_REG_PORT_VLAN1(port), t); ++ ++ t = members; ++ t |= AR40XX_PORT_LOOKUP_LEARN; ++ t |= ingress << AR40XX_PORT_LOOKUP_IN_MODE_S; ++ t |= AR40XX_PORT_STATE_FORWARD << AR40XX_PORT_LOOKUP_STATE_S; ++ ar40xx_write(priv, AR40XX_REG_PORT_LOOKUP(port), t); ++} ++ ++static void ++ar40xx_vtu_op(struct ar40xx_priv *priv, u32 op, u32 val) ++{ ++ if (ar40xx_wait_bit(priv, AR40XX_REG_VTU_FUNC1, ++ AR40XX_VTU_FUNC1_BUSY, 0)) ++ return; ++ ++ if ((op & AR40XX_VTU_FUNC1_OP) == AR40XX_VTU_FUNC1_OP_LOAD) ++ ar40xx_write(priv, AR40XX_REG_VTU_FUNC0, val); ++ ++ op |= AR40XX_VTU_FUNC1_BUSY; ++ ar40xx_write(priv, AR40XX_REG_VTU_FUNC1, op); ++} ++ ++static void ++ar40xx_vtu_load_vlan(struct ar40xx_priv *priv, u32 vid, u32 port_mask) ++{ ++ u32 op; ++ u32 val; ++ int i; ++ ++ op = AR40XX_VTU_FUNC1_OP_LOAD | (vid << AR40XX_VTU_FUNC1_VID_S); ++ val = AR40XX_VTU_FUNC0_VALID | AR40XX_VTU_FUNC0_IVL; ++ for (i = 0; i < AR40XX_NUM_PORTS; i++) { ++ u32 mode; ++ ++ if ((port_mask & BIT(i)) == 0) ++ mode = AR40XX_VTU_FUNC0_EG_MODE_NOT; ++ else if (priv->vlan == 0) ++ mode = AR40XX_VTU_FUNC0_EG_MODE_KEEP; ++ else if ((priv->vlan_tagged & BIT(i)) || ++ (priv->vlan_id[priv->pvid[i]] != vid)) ++ mode = AR40XX_VTU_FUNC0_EG_MODE_TAG; ++ else ++ mode = AR40XX_VTU_FUNC0_EG_MODE_UNTAG; ++ ++ val |= mode << AR40XX_VTU_FUNC0_EG_MODE_S(i); ++ } ++ ar40xx_vtu_op(priv, op, val); ++} ++ ++static void ++ar40xx_vtu_flush(struct ar40xx_priv *priv) ++{ ++ ar40xx_vtu_op(priv, AR40XX_VTU_FUNC1_OP_FLUSH, 0); ++} ++ ++static int ++ar40xx_sw_hw_apply(struct switch_dev *dev) ++{ ++ struct ar40xx_priv *priv = swdev_to_ar40xx(dev); ++ u8 portmask[AR40XX_NUM_PORTS]; ++ int i, j; ++ ++ mutex_lock(&priv->reg_mutex); ++ /* flush all vlan entries */ ++ ar40xx_vtu_flush(priv); ++ ++ memset(portmask, 0, sizeof(portmask)); ++ if (priv->vlan) { ++ for (j = 0; j < AR40XX_MAX_VLANS; j++) { ++ u8 vp = priv->vlan_table[j]; ++ ++ if (!vp) ++ continue; ++ ++ for (i = 0; i < dev->ports; i++) { ++ u8 mask = BIT(i); ++ ++ if (vp & mask) ++ portmask[i] |= vp & ~mask; ++ } ++ ++ ar40xx_vtu_load_vlan(priv, priv->vlan_id[j], ++ priv->vlan_table[j]); ++ } ++ } else { ++ /* 8021q vlan disabled */ ++ for (i = 0; i < dev->ports; i++) { ++ if (i == AR40XX_PORT_CPU) ++ continue; ++ ++ portmask[i] = BIT(AR40XX_PORT_CPU); ++ portmask[AR40XX_PORT_CPU] |= BIT(i); ++ } ++ } ++ ++ /* update the port destination mask registers and tag settings */ ++ for (i = 0; i < dev->ports; i++) ++ ar40xx_setup_port(priv, i, portmask[i]); ++ ++ ar40xx_set_mirror_regs(priv); ++ ++ mutex_unlock(&priv->reg_mutex); ++ return 0; ++} ++ ++static int ++ar40xx_sw_reset_switch(struct switch_dev *dev) ++{ ++ struct ar40xx_priv *priv = swdev_to_ar40xx(dev); ++ int i, rv; ++ ++ mutex_lock(&priv->reg_mutex); ++ memset(&priv->vlan, 0, sizeof(struct ar40xx_priv) - ++ offsetof(struct ar40xx_priv, vlan)); ++ ++ for (i = 0; i < AR40XX_MAX_VLANS; i++) ++ priv->vlan_id[i] = i; ++ ++ ar40xx_vlan_init(priv); ++ ++ priv->mirror_rx = false; ++ priv->mirror_tx = false; ++ priv->source_port = 0; ++ priv->monitor_port = 0; ++ ++ mutex_unlock(&priv->reg_mutex); ++ ++ rv = ar40xx_sw_hw_apply(dev); ++ return rv; ++} ++ ++static int ++ar40xx_start(struct ar40xx_priv *priv) ++{ ++ int ret; ++ ++ ret = ar40xx_hw_init(priv); ++ if (ret) ++ return ret; ++ ++ ret = ar40xx_sw_reset_switch(&priv->dev); ++ if (ret) ++ return ret; ++ ++ /* at last, setup cpu port */ ++ ret = ar40xx_cpuport_setup(priv); ++ if (ret) ++ return ret; ++ ++ schedule_delayed_work(&priv->mib_work, ++ msecs_to_jiffies(AR40XX_MIB_WORK_DELAY)); ++ ++ ar40xx_qm_err_check_work_start(priv); ++ ++ return 0; ++} ++ ++static const struct switch_dev_ops ar40xx_sw_ops = { ++ .attr_global = { ++ .attr = ar40xx_sw_attr_globals, ++ .n_attr = ARRAY_SIZE(ar40xx_sw_attr_globals), ++ }, ++ .attr_port = { ++ .attr = ar40xx_sw_attr_port, ++ .n_attr = ARRAY_SIZE(ar40xx_sw_attr_port), ++ }, ++ .attr_vlan = { ++ .attr = ar40xx_sw_attr_vlan, ++ .n_attr = ARRAY_SIZE(ar40xx_sw_attr_vlan), ++ }, ++ .get_port_pvid = ar40xx_sw_get_pvid, ++ .set_port_pvid = ar40xx_sw_set_pvid, ++ .get_vlan_ports = ar40xx_sw_get_ports, ++ .set_vlan_ports = ar40xx_sw_set_ports, ++ .apply_config = ar40xx_sw_hw_apply, ++ .reset_switch = ar40xx_sw_reset_switch, ++ .get_port_link = ar40xx_sw_get_port_link, ++}; ++ ++/* Start of phy driver support */ ++ ++static const u32 ar40xx_phy_ids[] = { ++ 0x004dd0b1, ++ 0x004dd0b2, /* AR40xx */ ++}; ++ ++static bool ++ar40xx_phy_match(u32 phy_id) ++{ ++ int i; ++ ++ for (i = 0; i < ARRAY_SIZE(ar40xx_phy_ids); i++) ++ if (phy_id == ar40xx_phy_ids[i]) ++ return true; ++ ++ return false; ++} ++ ++static bool ++is_ar40xx_phy(struct mii_bus *bus) ++{ ++ unsigned i; ++ ++ for (i = 0; i < 4; i++) { ++ u32 phy_id; ++ ++ phy_id = mdiobus_read(bus, i, MII_PHYSID1) << 16; ++ phy_id |= mdiobus_read(bus, i, MII_PHYSID2); ++ if (!ar40xx_phy_match(phy_id)) ++ return false; ++ } ++ ++ return true; ++} ++ ++static int ++ar40xx_phy_probe(struct phy_device *phydev) ++{ ++ if (!is_ar40xx_phy(phydev->mdio.bus)) ++ return -ENODEV; ++ ++ ar40xx_priv->mii_bus = phydev->mdio.bus; ++ phydev->priv = ar40xx_priv; ++ if (phydev->mdio.addr == 0) ++ ar40xx_priv->phy = phydev; ++ ++ phydev->supported |= SUPPORTED_1000baseT_Full; ++ phydev->advertising |= ADVERTISED_1000baseT_Full; ++ return 0; ++} ++ ++static void ++ar40xx_phy_remove(struct phy_device *phydev) ++{ ++ ar40xx_priv->mii_bus = NULL; ++ phydev->priv = NULL; ++} ++ ++static int ++ar40xx_phy_config_init(struct phy_device *phydev) ++{ ++ return 0; ++} ++ ++static int ++ar40xx_phy_read_status(struct phy_device *phydev) ++{ ++ if (phydev->mdio.addr != 0) ++ return genphy_read_status(phydev); ++ ++ return 0; ++} ++ ++static int ++ar40xx_phy_config_aneg(struct phy_device *phydev) ++{ ++ if (phydev->mdio.addr == 0) ++ return 0; ++ ++ return genphy_config_aneg(phydev); ++} ++ ++static struct phy_driver ar40xx_phy_driver = { ++ .phy_id = 0x004d0000, ++ .name = "QCA Malibu", ++ .phy_id_mask = 0xffff0000, ++ .features = PHY_BASIC_FEATURES, ++ .probe = ar40xx_phy_probe, ++ .remove = ar40xx_phy_remove, ++ .config_init = ar40xx_phy_config_init, ++ .config_aneg = ar40xx_phy_config_aneg, ++ .read_status = ar40xx_phy_read_status, ++}; ++ ++static uint16_t ar40xx_gpio_get_phy(unsigned int offset) ++{ ++ return offset / 4; ++} ++ ++static uint16_t ar40xx_gpio_get_reg(unsigned int offset) ++{ ++ return 0x8074 + offset % 4; ++} ++ ++static void ar40xx_gpio_set(struct gpio_chip *gc, unsigned int offset, ++ int value) ++{ ++ struct ar40xx_priv *priv = gpiochip_get_data(gc); ++ ++ ar40xx_phy_mmd_write(priv, ar40xx_gpio_get_phy(offset), 0x7, ++ ar40xx_gpio_get_reg(offset), ++ value ? 0xA000 : 0x8000); ++} ++ ++static int ar40xx_gpio_get(struct gpio_chip *gc, unsigned offset) ++{ ++ struct ar40xx_priv *priv = gpiochip_get_data(gc); ++ ++ return ar40xx_phy_mmd_read(priv, ar40xx_gpio_get_phy(offset), 0x7, ++ ar40xx_gpio_get_reg(offset)) == 0xA000; ++} ++ ++static int ar40xx_gpio_get_dir(struct gpio_chip *gc, unsigned offset) ++{ ++ return 0; /* only out direction */ ++} ++ ++static int ar40xx_gpio_dir_out(struct gpio_chip *gc, unsigned offset, ++ int value) ++{ ++ /* ++ * the direction out value is used to set the initial value. ++ * support of this function is required by leds-gpio.c ++ */ ++ ar40xx_gpio_set(gc, offset, value); ++ return 0; ++} ++ ++static void ar40xx_register_gpio(struct device *pdev, ++ struct ar40xx_priv *priv, ++ struct device_node *switch_node) ++{ ++ struct gpio_chip *gc; ++ int err; ++ ++ gc = devm_kzalloc(pdev, sizeof(*gc), GFP_KERNEL); ++ if (!gc) ++ return; ++ ++ gc->label = "ar40xx_gpio", ++ gc->base = -1, ++ gc->ngpio = 5 /* mmd 0 - 4 */ * 4 /* 0x8074 - 0x8077 */, ++ gc->parent = pdev; ++ gc->owner = THIS_MODULE; ++ ++ gc->get_direction = ar40xx_gpio_get_dir; ++ gc->direction_output = ar40xx_gpio_dir_out; ++ gc->get = ar40xx_gpio_get; ++ gc->set = ar40xx_gpio_set; ++ gc->can_sleep = true; ++ gc->label = priv->dev.name; ++ gc->of_node = switch_node; ++ ++ err = devm_gpiochip_add_data(pdev, gc, priv); ++ if (err != 0) ++ dev_err(pdev, "Failed to register gpio %d.\n", err); ++} ++ ++/* End of phy driver support */ ++ ++/* Platform driver probe function */ ++ ++static int ar40xx_probe(struct platform_device *pdev) ++{ ++ struct device_node *switch_node; ++ struct device_node *psgmii_node; ++ const __be32 *mac_mode; ++ struct clk *ess_clk; ++ struct switch_dev *swdev; ++ struct ar40xx_priv *priv; ++ u32 len; ++ u32 num_mibs; ++ struct resource psgmii_base = {0}; ++ struct resource switch_base = {0}; ++ int ret; ++ ++ priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); ++ if (!priv) ++ return -ENOMEM; ++ ++ platform_set_drvdata(pdev, priv); ++ ar40xx_priv = priv; ++ ++ switch_node = of_node_get(pdev->dev.of_node); ++ if (of_address_to_resource(switch_node, 0, &switch_base) != 0) ++ return -EIO; ++ ++ priv->hw_addr = devm_ioremap_resource(&pdev->dev, &switch_base); ++ if (IS_ERR(priv->hw_addr)) { ++ dev_err(&pdev->dev, "Failed to ioremap switch_base!\n"); ++ return PTR_ERR(priv->hw_addr); ++ } ++ ++ /*psgmii dts get*/ ++ psgmii_node = of_find_node_by_name(NULL, "ess-psgmii"); ++ if (!psgmii_node) { ++ dev_err(&pdev->dev, "Failed to find ess-psgmii node!\n"); ++ return -EINVAL; ++ } ++ ++ if (of_address_to_resource(psgmii_node, 0, &psgmii_base) != 0) ++ return -EIO; ++ ++ priv->psgmii_hw_addr = devm_ioremap_resource(&pdev->dev, &psgmii_base); ++ if (IS_ERR(priv->psgmii_hw_addr)) { ++ dev_err(&pdev->dev, "psgmii ioremap fail!\n"); ++ return PTR_ERR(priv->psgmii_hw_addr); ++ } ++ ++ mac_mode = of_get_property(switch_node, "switch_mac_mode", &len); ++ if (!mac_mode) { ++ dev_err(&pdev->dev, "Failed to read switch_mac_mode\n"); ++ return -EINVAL; ++ } ++ priv->mac_mode = be32_to_cpup(mac_mode); ++ ++ ess_clk = of_clk_get_by_name(switch_node, "ess_clk"); ++ if (ess_clk) ++ clk_prepare_enable(ess_clk); ++ ++ priv->ess_rst = devm_reset_control_get(&pdev->dev, "ess_rst"); ++ if (IS_ERR(priv->ess_rst)) { ++ dev_err(&pdev->dev, "Failed to get ess_rst control!\n"); ++ return PTR_ERR(priv->ess_rst); ++ } ++ ++ if (of_property_read_u32(switch_node, "switch_cpu_bmp", ++ &priv->cpu_bmp) || ++ of_property_read_u32(switch_node, "switch_lan_bmp", ++ &priv->lan_bmp) || ++ of_property_read_u32(switch_node, "switch_wan_bmp", ++ &priv->wan_bmp)) { ++ dev_err(&pdev->dev, "Failed to read port properties\n"); ++ return -EIO; ++ } ++ ++ ret = phy_driver_register(&ar40xx_phy_driver, THIS_MODULE); ++ if (ret) { ++ dev_err(&pdev->dev, "Failed to register ar40xx phy driver!\n"); ++ return -EIO; ++ } ++ ++ mutex_init(&priv->reg_mutex); ++ mutex_init(&priv->mib_lock); ++ INIT_DELAYED_WORK(&priv->mib_work, ar40xx_mib_work_func); ++ ++ /* register switch */ ++ swdev = &priv->dev; ++ ++ swdev->alias = dev_name(&priv->mii_bus->dev); ++ ++ swdev->cpu_port = AR40XX_PORT_CPU; ++ swdev->name = "QCA AR40xx"; ++ swdev->vlans = AR40XX_MAX_VLANS; ++ swdev->ports = AR40XX_NUM_PORTS; ++ swdev->ops = &ar40xx_sw_ops; ++ ret = register_switch(swdev, NULL); ++ if (ret) ++ goto err_unregister_phy; ++ ++ num_mibs = ARRAY_SIZE(ar40xx_mibs); ++ len = priv->dev.ports * num_mibs * ++ sizeof(*priv->mib_stats); ++ priv->mib_stats = devm_kzalloc(&pdev->dev, len, GFP_KERNEL); ++ if (!priv->mib_stats) { ++ ret = -ENOMEM; ++ goto err_unregister_switch; ++ } ++ ++ ar40xx_start(priv); ++ ++ if (of_property_read_bool(switch_node, "gpio-controller")) ++ ar40xx_register_gpio(&pdev->dev, ar40xx_priv, switch_node); ++ ++ return 0; ++ ++err_unregister_switch: ++ unregister_switch(&priv->dev); ++err_unregister_phy: ++ phy_driver_unregister(&ar40xx_phy_driver); ++ platform_set_drvdata(pdev, NULL); ++ return ret; ++} ++ ++static int ar40xx_remove(struct platform_device *pdev) ++{ ++ struct ar40xx_priv *priv = platform_get_drvdata(pdev); ++ ++ cancel_delayed_work_sync(&priv->qm_dwork); ++ cancel_delayed_work_sync(&priv->mib_work); ++ ++ unregister_switch(&priv->dev); ++ ++ phy_driver_unregister(&ar40xx_phy_driver); ++ ++ return 0; ++} ++ ++static const struct of_device_id ar40xx_of_mtable[] = { ++ {.compatible = "qcom,ess-switch" }, ++ {} ++}; ++ ++struct platform_driver ar40xx_drv = { ++ .probe = ar40xx_probe, ++ .remove = ar40xx_remove, ++ .driver = { ++ .name = "ar40xx", ++ .of_match_table = ar40xx_of_mtable, ++ }, ++}; ++ ++module_platform_driver(ar40xx_drv); ++ ++MODULE_DESCRIPTION("IPQ40XX ESS driver"); ++MODULE_LICENSE("Dual BSD/GPL"); +--- /dev/null ++++ b/drivers/net/phy/ar40xx.h +@@ -0,0 +1,337 @@ ++/* ++ * Copyright (c) 2016, The Linux Foundation. All rights reserved. ++ * ++ * Permission to use, copy, modify, and/or distribute this software for ++ * any purpose with or without fee is hereby granted, provided that the ++ * above copyright notice and this permission notice appear in all copies. ++ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES ++ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF ++ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ++ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES ++ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ++ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT ++ * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. ++ */ ++ ++ #ifndef __AR40XX_H ++#define __AR40XX_H ++ ++#define AR40XX_MAX_VLANS 128 ++#define AR40XX_NUM_PORTS 6 ++#define AR40XX_NUM_PHYS 5 ++ ++#define BITS(_s, _n) (((1UL << (_n)) - 1) << _s) ++ ++struct ar40xx_priv { ++ struct switch_dev dev; ++ ++ u8 __iomem *hw_addr; ++ u8 __iomem *psgmii_hw_addr; ++ u32 mac_mode; ++ struct reset_control *ess_rst; ++ u32 cpu_bmp; ++ u32 lan_bmp; ++ u32 wan_bmp; ++ ++ struct mii_bus *mii_bus; ++ struct phy_device *phy; ++ ++ /* mutex for qm task */ ++ struct mutex qm_lock; ++ struct delayed_work qm_dwork; ++ u32 port_link_up[AR40XX_NUM_PORTS]; ++ u32 ar40xx_port_old_link[AR40XX_NUM_PORTS]; ++ u32 ar40xx_port_qm_buf[AR40XX_NUM_PORTS]; ++ ++ u32 phy_t_status; ++ ++ /* mutex for switch reg access */ ++ struct mutex reg_mutex; ++ ++ /* mutex for mib task */ ++ struct mutex mib_lock; ++ struct delayed_work mib_work; ++ int mib_next_port; ++ u64 *mib_stats; ++ ++ char buf[2048]; ++ ++ /* all fields below will be cleared on reset */ ++ bool vlan; ++ u16 vlan_id[AR40XX_MAX_VLANS]; ++ u8 vlan_table[AR40XX_MAX_VLANS]; ++ u8 vlan_tagged; ++ u16 pvid[AR40XX_NUM_PORTS]; ++ ++ /* mirror */ ++ bool mirror_rx; ++ bool mirror_tx; ++ int source_port; ++ int monitor_port; ++}; ++ ++#define AR40XX_PORT_LINK_UP 1 ++#define AR40XX_PORT_LINK_DOWN 0 ++#define AR40XX_QM_NOT_EMPTY 1 ++#define AR40XX_QM_EMPTY 0 ++ ++#define AR40XX_LAN_VLAN 1 ++#define AR40XX_WAN_VLAN 2 ++ ++enum ar40xx_port_wrapper_cfg { ++ PORT_WRAPPER_PSGMII = 0, ++}; ++ ++struct ar40xx_mib_desc { ++ u32 size; ++ u32 offset; ++ const char *name; ++}; ++ ++#define AR40XX_PORT_CPU 0 ++ ++#define AR40XX_PSGMII_MODE_CONTROL 0x1b4 ++#define AR40XX_PSGMII_ATHR_CSCO_MODE_25M BIT(0) ++ ++#define AR40XX_PSGMIIPHY_TX_CONTROL 0x288 ++ ++#define AR40XX_MII_ATH_MMD_ADDR 0x0d ++#define AR40XX_MII_ATH_MMD_DATA 0x0e ++#define AR40XX_MII_ATH_DBG_ADDR 0x1d ++#define AR40XX_MII_ATH_DBG_DATA 0x1e ++ ++#define AR40XX_STATS_RXBROAD 0x00 ++#define AR40XX_STATS_RXPAUSE 0x04 ++#define AR40XX_STATS_RXMULTI 0x08 ++#define AR40XX_STATS_RXFCSERR 0x0c ++#define AR40XX_STATS_RXALIGNERR 0x10 ++#define AR40XX_STATS_RXRUNT 0x14 ++#define AR40XX_STATS_RXFRAGMENT 0x18 ++#define AR40XX_STATS_RX64BYTE 0x1c ++#define AR40XX_STATS_RX128BYTE 0x20 ++#define AR40XX_STATS_RX256BYTE 0x24 ++#define AR40XX_STATS_RX512BYTE 0x28 ++#define AR40XX_STATS_RX1024BYTE 0x2c ++#define AR40XX_STATS_RX1518BYTE 0x30 ++#define AR40XX_STATS_RXMAXBYTE 0x34 ++#define AR40XX_STATS_RXTOOLONG 0x38 ++#define AR40XX_STATS_RXGOODBYTE 0x3c ++#define AR40XX_STATS_RXBADBYTE 0x44 ++#define AR40XX_STATS_RXOVERFLOW 0x4c ++#define AR40XX_STATS_FILTERED 0x50 ++#define AR40XX_STATS_TXBROAD 0x54 ++#define AR40XX_STATS_TXPAUSE 0x58 ++#define AR40XX_STATS_TXMULTI 0x5c ++#define AR40XX_STATS_TXUNDERRUN 0x60 ++#define AR40XX_STATS_TX64BYTE 0x64 ++#define AR40XX_STATS_TX128BYTE 0x68 ++#define AR40XX_STATS_TX256BYTE 0x6c ++#define AR40XX_STATS_TX512BYTE 0x70 ++#define AR40XX_STATS_TX1024BYTE 0x74 ++#define AR40XX_STATS_TX1518BYTE 0x78 ++#define AR40XX_STATS_TXMAXBYTE 0x7c ++#define AR40XX_STATS_TXOVERSIZE 0x80 ++#define AR40XX_STATS_TXBYTE 0x84 ++#define AR40XX_STATS_TXCOLLISION 0x8c ++#define AR40XX_STATS_TXABORTCOL 0x90 ++#define AR40XX_STATS_TXMULTICOL 0x94 ++#define AR40XX_STATS_TXSINGLECOL 0x98 ++#define AR40XX_STATS_TXEXCDEFER 0x9c ++#define AR40XX_STATS_TXDEFER 0xa0 ++#define AR40XX_STATS_TXLATECOL 0xa4 ++ ++#define AR40XX_REG_MODULE_EN 0x030 ++#define AR40XX_MODULE_EN_MIB BIT(0) ++ ++#define AR40XX_REG_MIB_FUNC 0x034 ++#define AR40XX_MIB_BUSY BIT(17) ++#define AR40XX_MIB_CPU_KEEP BIT(20) ++#define AR40XX_MIB_FUNC BITS(24, 3) ++#define AR40XX_MIB_FUNC_S 24 ++#define AR40XX_MIB_FUNC_NO_OP 0x0 ++#define AR40XX_MIB_FUNC_FLUSH 0x1 ++ ++#define AR40XX_REG_PORT_STATUS(_i) (0x07c + (_i) * 4) ++#define AR40XX_PORT_SPEED BITS(0, 2) ++#define AR40XX_PORT_STATUS_SPEED_S 0 ++#define AR40XX_PORT_TX_EN BIT(2) ++#define AR40XX_PORT_RX_EN BIT(3) ++#define AR40XX_PORT_STATUS_TXFLOW BIT(4) ++#define AR40XX_PORT_STATUS_RXFLOW BIT(5) ++#define AR40XX_PORT_DUPLEX BIT(6) ++#define AR40XX_PORT_TXHALF_FLOW BIT(7) ++#define AR40XX_PORT_STATUS_LINK_UP BIT(8) ++#define AR40XX_PORT_AUTO_LINK_EN BIT(9) ++#define AR40XX_PORT_STATUS_FLOW_CONTROL BIT(12) ++ ++#define AR40XX_REG_MAX_FRAME_SIZE 0x078 ++#define AR40XX_MAX_FRAME_SIZE_MTU BITS(0, 14) ++ ++#define AR40XX_REG_PORT_HEADER(_i) (0x09c + (_i) * 4) ++ ++#define AR40XX_REG_EEE_CTRL 0x100 ++#define AR40XX_EEE_CTRL_DISABLE_PHY(_i) BIT(4 + (_i) * 2) ++ ++#define AR40XX_REG_PORT_VLAN0(_i) (0x420 + (_i) * 0x8) ++#define AR40XX_PORT_VLAN0_DEF_SVID BITS(0, 12) ++#define AR40XX_PORT_VLAN0_DEF_SVID_S 0 ++#define AR40XX_PORT_VLAN0_DEF_CVID BITS(16, 12) ++#define AR40XX_PORT_VLAN0_DEF_CVID_S 16 ++ ++#define AR40XX_REG_PORT_VLAN1(_i) (0x424 + (_i) * 0x8) ++#define AR40XX_PORT_VLAN1_PORT_VLAN_PROP BIT(6) ++#define AR40XX_PORT_VLAN1_OUT_MODE BITS(12, 2) ++#define AR40XX_PORT_VLAN1_OUT_MODE_S 12 ++#define AR40XX_PORT_VLAN1_OUT_MODE_UNMOD 0 ++#define AR40XX_PORT_VLAN1_OUT_MODE_UNTAG 1 ++#define AR40XX_PORT_VLAN1_OUT_MODE_TAG 2 ++#define AR40XX_PORT_VLAN1_OUT_MODE_UNTOUCH 3 ++ ++#define AR40XX_REG_VTU_FUNC0 0x0610 ++#define AR40XX_VTU_FUNC0_EG_MODE BITS(4, 14) ++#define AR40XX_VTU_FUNC0_EG_MODE_S(_i) (4 + (_i) * 2) ++#define AR40XX_VTU_FUNC0_EG_MODE_KEEP 0 ++#define AR40XX_VTU_FUNC0_EG_MODE_UNTAG 1 ++#define AR40XX_VTU_FUNC0_EG_MODE_TAG 2 ++#define AR40XX_VTU_FUNC0_EG_MODE_NOT 3 ++#define AR40XX_VTU_FUNC0_IVL BIT(19) ++#define AR40XX_VTU_FUNC0_VALID BIT(20) ++ ++#define AR40XX_REG_VTU_FUNC1 0x0614 ++#define AR40XX_VTU_FUNC1_OP BITS(0, 3) ++#define AR40XX_VTU_FUNC1_OP_NOOP 0 ++#define AR40XX_VTU_FUNC1_OP_FLUSH 1 ++#define AR40XX_VTU_FUNC1_OP_LOAD 2 ++#define AR40XX_VTU_FUNC1_OP_PURGE 3 ++#define AR40XX_VTU_FUNC1_OP_REMOVE_PORT 4 ++#define AR40XX_VTU_FUNC1_OP_GET_NEXT 5 ++#define AR40XX7_VTU_FUNC1_OP_GET_ONE 6 ++#define AR40XX_VTU_FUNC1_FULL BIT(4) ++#define AR40XX_VTU_FUNC1_PORT BIT(8, 4) ++#define AR40XX_VTU_FUNC1_PORT_S 8 ++#define AR40XX_VTU_FUNC1_VID BIT(16, 12) ++#define AR40XX_VTU_FUNC1_VID_S 16 ++#define AR40XX_VTU_FUNC1_BUSY BIT(31) ++ ++#define AR40XX_REG_FWD_CTRL0 0x620 ++#define AR40XX_FWD_CTRL0_CPU_PORT_EN BIT(10) ++#define AR40XX_FWD_CTRL0_MIRROR_PORT BITS(4, 4) ++#define AR40XX_FWD_CTRL0_MIRROR_PORT_S 4 ++ ++#define AR40XX_REG_FWD_CTRL1 0x624 ++#define AR40XX_FWD_CTRL1_UC_FLOOD BITS(0, 7) ++#define AR40XX_FWD_CTRL1_UC_FLOOD_S 0 ++#define AR40XX_FWD_CTRL1_MC_FLOOD BITS(8, 7) ++#define AR40XX_FWD_CTRL1_MC_FLOOD_S 8 ++#define AR40XX_FWD_CTRL1_BC_FLOOD BITS(16, 7) ++#define AR40XX_FWD_CTRL1_BC_FLOOD_S 16 ++#define AR40XX_FWD_CTRL1_IGMP BITS(24, 7) ++#define AR40XX_FWD_CTRL1_IGMP_S 24 ++ ++#define AR40XX_REG_PORT_LOOKUP(_i) (0x660 + (_i) * 0xc) ++#define AR40XX_PORT_LOOKUP_MEMBER BITS(0, 7) ++#define AR40XX_PORT_LOOKUP_IN_MODE BITS(8, 2) ++#define AR40XX_PORT_LOOKUP_IN_MODE_S 8 ++#define AR40XX_PORT_LOOKUP_STATE BITS(16, 3) ++#define AR40XX_PORT_LOOKUP_STATE_S 16 ++#define AR40XX_PORT_LOOKUP_LEARN BIT(20) ++#define AR40XX_PORT_LOOKUP_LOOPBACK BIT(21) ++#define AR40XX_PORT_LOOKUP_ING_MIRROR_EN BIT(25) ++ ++#define AR40XX_REG_ATU_FUNC 0x60c ++#define AR40XX_ATU_FUNC_OP BITS(0, 4) ++#define AR40XX_ATU_FUNC_OP_NOOP 0x0 ++#define AR40XX_ATU_FUNC_OP_FLUSH 0x1 ++#define AR40XX_ATU_FUNC_OP_LOAD 0x2 ++#define AR40XX_ATU_FUNC_OP_PURGE 0x3 ++#define AR40XX_ATU_FUNC_OP_FLUSH_LOCKED 0x4 ++#define AR40XX_ATU_FUNC_OP_FLUSH_UNICAST 0x5 ++#define AR40XX_ATU_FUNC_OP_GET_NEXT 0x6 ++#define AR40XX_ATU_FUNC_OP_SEARCH_MAC 0x7 ++#define AR40XX_ATU_FUNC_OP_CHANGE_TRUNK 0x8 ++#define AR40XX_ATU_FUNC_BUSY BIT(31) ++ ++#define AR40XX_REG_QM_DEBUG_ADDR 0x820 ++#define AR40XX_REG_QM_DEBUG_VALUE 0x824 ++#define AR40XX_REG_QM_PORT0_3_QNUM 0x1d ++#define AR40XX_REG_QM_PORT4_6_QNUM 0x1e ++ ++#define AR40XX_REG_PORT_HOL_CTRL1(_i) (0x974 + (_i) * 0x8) ++#define AR40XX_PORT_HOL_CTRL1_EG_MIRROR_EN BIT(16) ++ ++#define AR40XX_REG_PORT_FLOWCTRL_THRESH(_i) (0x9b0 + (_i) * 0x4) ++#define AR40XX_PORT0_FC_THRESH_ON_DFLT 0x60 ++#define AR40XX_PORT0_FC_THRESH_OFF_DFLT 0x90 ++ ++#define AR40XX_PHY_DEBUG_0 0 ++#define AR40XX_PHY_MANU_CTRL_EN BIT(12) ++ ++#define AR40XX_PHY_DEBUG_2 2 ++ ++#define AR40XX_PHY_SPEC_STATUS 0x11 ++#define AR40XX_PHY_SPEC_STATUS_LINK BIT(10) ++#define AR40XX_PHY_SPEC_STATUS_DUPLEX BIT(13) ++#define AR40XX_PHY_SPEC_STATUS_SPEED BITS(14, 2) ++ ++/* port forwarding state */ ++enum { ++ AR40XX_PORT_STATE_DISABLED = 0, ++ AR40XX_PORT_STATE_BLOCK = 1, ++ AR40XX_PORT_STATE_LISTEN = 2, ++ AR40XX_PORT_STATE_LEARN = 3, ++ AR40XX_PORT_STATE_FORWARD = 4 ++}; ++ ++/* ingress 802.1q mode */ ++enum { ++ AR40XX_IN_PORT_ONLY = 0, ++ AR40XX_IN_PORT_FALLBACK = 1, ++ AR40XX_IN_VLAN_ONLY = 2, ++ AR40XX_IN_SECURE = 3 ++}; ++ ++/* egress 802.1q mode */ ++enum { ++ AR40XX_OUT_KEEP = 0, ++ AR40XX_OUT_STRIP_VLAN = 1, ++ AR40XX_OUT_ADD_VLAN = 2 ++}; ++ ++/* port speed */ ++enum { ++ AR40XX_PORT_SPEED_10M = 0, ++ AR40XX_PORT_SPEED_100M = 1, ++ AR40XX_PORT_SPEED_1000M = 2, ++ AR40XX_PORT_SPEED_ERR = 3, ++}; ++ ++#define AR40XX_MIB_WORK_DELAY 2000 /* msecs */ ++ ++#define AR40XX_QM_WORK_DELAY 100 ++ ++#define AR40XX_MIB_FUNC_CAPTURE 0x3 ++ ++#define AR40XX_REG_PORT_STATS_START 0x1000 ++#define AR40XX_REG_PORT_STATS_LEN 0x100 ++ ++#define AR40XX_PORTS_ALL 0x3f ++ ++#define AR40XX_PSGMII_ID 5 ++#define AR40XX_PSGMII_CALB_NUM 100 ++#define AR40XX_MALIBU_PSGMII_MODE_CTRL 0x6d ++#define AR40XX_MALIBU_PHY_PSGMII_MODE_CTRL_ADJUST_VAL 0x220c ++#define AR40XX_MALIBU_PHY_MMD7_DAC_CTRL 0x801a ++#define AR40XX_MALIBU_DAC_CTRL_MASK 0x380 ++#define AR40XX_MALIBU_DAC_CTRL_VALUE 0x280 ++#define AR40XX_MALIBU_PHY_RLP_CTRL 0x805a ++#define AR40XX_PSGMII_TX_DRIVER_1_CTRL 0xb ++#define AR40XX_MALIBU_PHY_PSGMII_REDUCE_SERDES_TX_AMP 0x8a ++#define AR40XX_MALIBU_PHY_LAST_ADDR 4 ++ ++static inline struct ar40xx_priv * ++swdev_to_ar40xx(struct switch_dev *swdev) ++{ ++ return container_of(swdev, struct ar40xx_priv, dev); ++} ++ ++#endif +--- /dev/null ++++ b/drivers/net/phy/mdio-ipq40xx.c +@@ -0,0 +1,203 @@ ++/* ++ * Copyright (c) 2015-2016, The Linux Foundation. All rights reserved. ++ * ++ * Permission to use, copy, modify, and/or distribute this software for ++ * any purpose with or without fee is hereby granted, provided that the ++ * above copyright notice and this permission notice appear in all copies. ++ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES ++ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF ++ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ++ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES ++ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ++ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT ++ * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. ++ */ ++ ++#include <linux/delay.h> ++#include <linux/kernel.h> ++#include <linux/module.h> ++#include <linux/mutex.h> ++#include <linux/io.h> ++#include <linux/of_address.h> ++#include <linux/of_mdio.h> ++#include <linux/phy.h> ++#include <linux/platform_device.h> ++ ++#define MDIO_CTRL_0_REG 0x40 ++#define MDIO_CTRL_1_REG 0x44 ++#define MDIO_CTRL_2_REG 0x48 ++#define MDIO_CTRL_3_REG 0x4c ++#define MDIO_CTRL_4_REG 0x50 ++#define MDIO_CTRL_4_ACCESS_BUSY BIT(16) ++#define MDIO_CTRL_4_ACCESS_START BIT(8) ++#define MDIO_CTRL_4_ACCESS_CODE_READ 0 ++#define MDIO_CTRL_4_ACCESS_CODE_WRITE 1 ++#define CTRL_0_REG_DEFAULT_VALUE 0x150FF ++ ++#define IPQ40XX_MDIO_RETRY 1000 ++#define IPQ40XX_MDIO_DELAY 10 ++ ++struct ipq40xx_mdio_data { ++ struct mii_bus *mii_bus; ++ void __iomem *membase; ++ int phy_irq[PHY_MAX_ADDR]; ++ struct device *dev; ++}; ++ ++static int ipq40xx_mdio_wait_busy(struct ipq40xx_mdio_data *am) ++{ ++ int i; ++ ++ for (i = 0; i < IPQ40XX_MDIO_RETRY; i++) { ++ unsigned int busy; ++ ++ busy = readl(am->membase + MDIO_CTRL_4_REG) & ++ MDIO_CTRL_4_ACCESS_BUSY; ++ if (!busy) ++ return 0; ++ ++ /* BUSY might take to be cleard by 15~20 times of loop */ ++ udelay(IPQ40XX_MDIO_DELAY); ++ } ++ ++ dev_err(am->dev, "%s: MDIO operation timed out\n", am->mii_bus->name); ++ ++ return -ETIMEDOUT; ++} ++ ++static int ipq40xx_mdio_read(struct mii_bus *bus, int mii_id, int regnum) ++{ ++ struct ipq40xx_mdio_data *am = bus->priv; ++ int value = 0; ++ unsigned int cmd = 0; ++ ++ lockdep_assert_held(&bus->mdio_lock); ++ ++ if (ipq40xx_mdio_wait_busy(am)) ++ return -ETIMEDOUT; ++ ++ /* issue the phy address and reg */ ++ writel((mii_id << 8) | regnum, am->membase + MDIO_CTRL_1_REG); ++ ++ cmd = MDIO_CTRL_4_ACCESS_START|MDIO_CTRL_4_ACCESS_CODE_READ; ++ ++ /* issue read command */ ++ writel(cmd, am->membase + MDIO_CTRL_4_REG); ++ ++ /* Wait read complete */ ++ if (ipq40xx_mdio_wait_busy(am)) ++ return -ETIMEDOUT; ++ ++ /* Read data */ ++ value = readl(am->membase + MDIO_CTRL_3_REG); ++ ++ return value; ++} ++ ++static int ipq40xx_mdio_write(struct mii_bus *bus, int mii_id, int regnum, ++ u16 value) ++{ ++ struct ipq40xx_mdio_data *am = bus->priv; ++ unsigned int cmd = 0; ++ ++ lockdep_assert_held(&bus->mdio_lock); ++ ++ if (ipq40xx_mdio_wait_busy(am)) ++ return -ETIMEDOUT; ++ ++ /* issue the phy address and reg */ ++ writel((mii_id << 8) | regnum, am->membase + MDIO_CTRL_1_REG); ++ ++ /* issue write data */ ++ writel(value, am->membase + MDIO_CTRL_2_REG); ++ ++ cmd = MDIO_CTRL_4_ACCESS_START|MDIO_CTRL_4_ACCESS_CODE_WRITE; ++ /* issue write command */ ++ writel(cmd, am->membase + MDIO_CTRL_4_REG); ++ ++ /* Wait write complete */ ++ if (ipq40xx_mdio_wait_busy(am)) ++ return -ETIMEDOUT; ++ ++ return 0; ++} ++ ++static int ipq40xx_mdio_probe(struct platform_device *pdev) ++{ ++ struct ipq40xx_mdio_data *am; ++ struct resource *res; ++ int i; ++ ++ am = devm_kzalloc(&pdev->dev, sizeof(*am), GFP_KERNEL); ++ if (!am) ++ return -ENOMEM; ++ ++ res = platform_get_resource(pdev, IORESOURCE_MEM, 0); ++ if (!res) { ++ dev_err(&pdev->dev, "no iomem resource found\n"); ++ return -ENXIO; ++ } ++ ++ am->membase = devm_ioremap_resource(&pdev->dev, res); ++ if (IS_ERR(am->membase)) { ++ dev_err(&pdev->dev, "unable to ioremap registers\n"); ++ return PTR_ERR(am->membase); ++ } ++ ++ am->mii_bus = devm_mdiobus_alloc(&pdev->dev); ++ if (!am->mii_bus) ++ return -ENOMEM; ++ ++ writel(CTRL_0_REG_DEFAULT_VALUE, am->membase + MDIO_CTRL_0_REG); ++ ++ am->mii_bus->name = "ipq40xx_mdio"; ++ am->mii_bus->read = ipq40xx_mdio_read; ++ am->mii_bus->write = ipq40xx_mdio_write; ++ memcpy(am->mii_bus->irq, am->phy_irq, sizeof(am->phy_irq)); ++ am->mii_bus->priv = am; ++ am->mii_bus->parent = &pdev->dev; ++ snprintf(am->mii_bus->id, MII_BUS_ID_SIZE, "%s", dev_name(&pdev->dev)); ++ ++ for (i = 0; i < PHY_MAX_ADDR; i++) ++ am->phy_irq[i] = PHY_POLL; ++ ++ am->dev = &pdev->dev; ++ platform_set_drvdata(pdev, am); ++ ++ /* edma_axi_probe() use "am" drvdata. ++ * ipq40xx_mdio_probe() must be called first. ++ */ ++ return of_mdiobus_register(am->mii_bus, pdev->dev.of_node); ++} ++ ++static int ipq40xx_mdio_remove(struct platform_device *pdev) ++{ ++ struct ipq40xx_mdio_data *am = platform_get_drvdata(pdev); ++ ++ mdiobus_unregister(am->mii_bus); ++ return 0; ++} ++ ++static const struct of_device_id ipq40xx_mdio_dt_ids[] = { ++ { .compatible = "qcom,ipq4019-mdio" }, ++ { } ++}; ++MODULE_DEVICE_TABLE(of, ipq40xx_mdio_dt_ids); ++ ++static struct platform_driver ipq40xx_mdio_driver = { ++ .probe = ipq40xx_mdio_probe, ++ .remove = ipq40xx_mdio_remove, ++ .driver = { ++ .name = "ipq40xx-mdio", ++ .of_match_table = ipq40xx_mdio_dt_ids, ++ }, ++}; ++ ++module_platform_driver(ipq40xx_mdio_driver); ++ ++#define DRV_VERSION "1.0" ++ ++MODULE_DESCRIPTION("IPQ40XX MDIO interface driver"); ++MODULE_AUTHOR("Qualcomm Atheros"); ++MODULE_VERSION(DRV_VERSION); ++MODULE_LICENSE("Dual BSD/GPL"); diff --git a/target/linux/ipq806x/patches-4.9/701-dts-ipq4019-add-mdio-node.patch b/target/linux/ipq806x/patches-4.9/701-dts-ipq4019-add-mdio-node.patch new file mode 100644 index 0000000..d19be27 --- /dev/null +++ b/target/linux/ipq806x/patches-4.9/701-dts-ipq4019-add-mdio-node.patch @@ -0,0 +1,52 @@ +From 09ed737593f71bcca08a537a6c15264a1a6add08 Mon Sep 17 00:00:00 2001 +From: Christian Lamparter <chunkeey@gmail.com> +Date: Sun, 20 Nov 2016 01:10:33 +0100 +Subject: [PATCH] dts: ipq4019: add mdio node for ethernet + +This patch adds the mdio device-tree node. +This is where the switch is connected to, so it's needed +for the ethernet interfaces. + +Note: The driver isn't anywhere close to be upstream, +so the info might change. +--- + arch/arm/boot/dts/qcom-ipq4019.dtsi | 28 ++++++++++++++++++++++++++++ + 1 file changed, 28 insertions(+) + +--- a/arch/arm/boot/dts/qcom-ipq4019.dtsi ++++ b/arch/arm/boot/dts/qcom-ipq4019.dtsi +@@ -321,6 +321,34 @@ + reg = <0x4ab000 0x4>; + }; + ++ mdio@90000 { ++ #address-cells = <1>; ++ #size-cells = <0>; ++ compatible = "qcom,ipq4019-mdio"; ++ reg = <0x90000 0x64>; ++ status = "disabled"; ++ ++ ethernet-phy@0 { ++ reg = <0>; ++ }; ++ ++ ethernet-phy@1 { ++ reg = <1>; ++ }; ++ ++ ethernet-phy@2 { ++ reg = <2>; ++ }; ++ ++ ethernet-phy@3 { ++ reg = <3>; ++ }; ++ ++ ethernet-phy@4 { ++ reg = <4>; ++ }; ++ }; ++ + usb3_ss_phy: ssphy@9a000 { + compatible = "qca,uni-ssphy"; + reg = <0x9a000 0x800>; diff --git a/target/linux/ipq806x/patches-4.9/702-dts-ipq4019-add-PHY-switch-nodes.patch b/target/linux/ipq806x/patches-4.9/702-dts-ipq4019-add-PHY-switch-nodes.patch new file mode 100644 index 0000000..b1b18b4 --- /dev/null +++ b/target/linux/ipq806x/patches-4.9/702-dts-ipq4019-add-PHY-switch-nodes.patch @@ -0,0 +1,46 @@ +From 9deeec35dd3b628b95624e41d4e04acf728991ba Mon Sep 17 00:00:00 2001 +From: Christian Lamparter <chunkeey@gmail.com> +Date: Sun, 20 Nov 2016 02:20:54 +0100 +Subject: [PATCH] dts: ipq4019: add PHY/switch nodes + +This patch adds both the "qcom,ess-switch" and "qcom,ess-psgmii" +nodes which are needed for the ar40xx.c driver to initialize the +switch. + +Signed-off-by: Christian Lamparter <chunkeey@gmail.com> +--- + arch/arm/boot/dts/qcom-ipq4019.dtsi | 23 +++++++++++++++++++++++ + 1 file changed, 23 insertions(+) + +--- a/arch/arm/boot/dts/qcom-ipq4019.dtsi ++++ b/arch/arm/boot/dts/qcom-ipq4019.dtsi +@@ -349,6 +349,29 @@ + }; + }; + ++ ess-switch@c000000 { ++ compatible = "qcom,ess-switch"; ++ reg = <0xc000000 0x80000>; ++ switch_access_mode = "local bus"; ++ resets = <&gcc ESS_RESET>; ++ reset-names = "ess_rst"; ++ clocks = <&gcc GCC_ESS_CLK>; ++ clock-names = "ess_clk"; ++ switch_cpu_bmp = <0x1>; ++ switch_lan_bmp = <0x1e>; ++ switch_wan_bmp = <0x20>; ++ switch_mac_mode = <0>; /* PORT_WRAPPER_PSGMII */ ++ switch_initvlas = <0x7c 0x54>; ++ status = "disabled"; ++ }; ++ ++ ess-psgmii@98000 { ++ compatible = "qcom,ess-psgmii"; ++ reg = <0x98000 0x800>; ++ psgmii_access_mode = "local bus"; ++ status = "disabled"; ++ }; ++ + usb3_ss_phy: ssphy@9a000 { + compatible = "qca,uni-ssphy"; + reg = <0x9a000 0x800>; diff --git a/target/linux/ipq806x/patches-4.9/710-net-add-qualcomm-essedma-ethernet-driver.patch b/target/linux/ipq806x/patches-4.9/710-net-add-qualcomm-essedma-ethernet-driver.patch new file mode 100644 index 0000000..eb84124 --- /dev/null +++ b/target/linux/ipq806x/patches-4.9/710-net-add-qualcomm-essedma-ethernet-driver.patch @@ -0,0 +1,4602 @@ +From 12e9319da1adacac92930c899c99f0e1970cac11 Mon Sep 17 00:00:00 2001 +From: Christian Lamparter <chunkeey@googlemail.com> +Date: Thu, 19 Jan 2017 02:01:31 +0100 +Subject: [PATCH 33/38] NET: add qualcomm essedma ethernet driver + +Signed-off-by: Christian Lamparter <chunkeey@gmail.com> +--- + drivers/net/ethernet/qualcomm/Kconfig | 9 +++++++++ + drivers/net/ethernet/qualcomm/Makefile | 1 + + 2 files changed, 10 insertions(+) + +--- a/drivers/net/ethernet/qualcomm/Kconfig ++++ b/drivers/net/ethernet/qualcomm/Kconfig +@@ -37,4 +37,13 @@ config QCOM_EMAC + low power, Receive-Side Scaling (RSS), and IEEE 1588-2008 + Precision Clock Synchronization Protocol. + ++config ESSEDMA ++ tristate "Qualcomm Atheros ESS Edma support" ++ ---help--- ++ This driver supports ethernet edma adapter. ++ Say Y to build this driver. ++ ++ To compile this driver as a module, choose M here. The module ++ will be called essedma.ko. ++ + endif # NET_VENDOR_QUALCOMM +--- a/drivers/net/ethernet/qualcomm/Makefile ++++ b/drivers/net/ethernet/qualcomm/Makefile +@@ -6,3 +6,4 @@ obj-$(CONFIG_QCA7000) += qcaspi.o + qcaspi-objs := qca_spi.o qca_framing.o qca_7k.o qca_debug.o + + obj-y += emac/ ++obj-$(CONFIG_ESSEDMA) += essedma/ +--- /dev/null ++++ b/drivers/net/ethernet/qualcomm/essedma/Makefile +@@ -0,0 +1,9 @@ ++# ++## Makefile for the Qualcomm Atheros ethernet edma driver ++# ++ ++ ++obj-$(CONFIG_ESSEDMA) += essedma.o ++ ++essedma-objs := edma_axi.o edma.o edma_ethtool.o ++ +--- /dev/null ++++ b/drivers/net/ethernet/qualcomm/essedma/edma.c +@@ -0,0 +1,2168 @@ ++/* ++ * Copyright (c) 2014 - 2016, The Linux Foundation. All rights reserved. ++ * ++ * Permission to use, copy, modify, and/or distribute this software for ++ * any purpose with or without fee is hereby granted, provided that the ++ * above copyright notice and this permission notice appear in all copies. ++ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES ++ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF ++ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ++ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES ++ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ++ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT ++ * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. ++ */ ++ ++#include <linux/platform_device.h> ++#include <linux/if_vlan.h> ++#include "ess_edma.h" ++#include "edma.h" ++ ++extern struct net_device *edma_netdev[EDMA_MAX_PORTID_SUPPORTED]; ++bool edma_stp_rstp; ++u16 edma_ath_eth_type; ++ ++/* edma_skb_priority_offset() ++ * get edma skb priority ++ */ ++static unsigned int edma_skb_priority_offset(struct sk_buff *skb) ++{ ++ return (skb->priority >> 2) & 1; ++} ++ ++/* edma_alloc_tx_ring() ++ * Allocate Tx descriptors ring ++ */ ++static int edma_alloc_tx_ring(struct edma_common_info *edma_cinfo, ++ struct edma_tx_desc_ring *etdr) ++{ ++ struct platform_device *pdev = edma_cinfo->pdev; ++ ++ /* Initialize ring */ ++ etdr->size = sizeof(struct edma_sw_desc) * etdr->count; ++ etdr->sw_next_to_fill = 0; ++ etdr->sw_next_to_clean = 0; ++ ++ /* Allocate SW descriptors */ ++ etdr->sw_desc = vzalloc(etdr->size); ++ if (!etdr->sw_desc) { ++ dev_err(&pdev->dev, "buffer alloc of tx ring failed=%p", etdr); ++ return -ENOMEM; ++ } ++ ++ /* Allocate HW descriptors */ ++ etdr->hw_desc = dma_alloc_coherent(&pdev->dev, etdr->size, &etdr->dma, ++ GFP_KERNEL); ++ if (!etdr->hw_desc) { ++ dev_err(&pdev->dev, "descriptor allocation for tx ring failed"); ++ vfree(etdr->sw_desc); ++ return -ENOMEM; ++ } ++ ++ return 0; ++} ++ ++/* edma_free_tx_ring() ++ * Free tx rings allocated by edma_alloc_tx_rings ++ */ ++static void edma_free_tx_ring(struct edma_common_info *edma_cinfo, ++ struct edma_tx_desc_ring *etdr) ++{ ++ struct platform_device *pdev = edma_cinfo->pdev; ++ ++ if (likely(etdr->dma)) ++ dma_free_coherent(&pdev->dev, etdr->size, etdr->hw_desc, ++ etdr->dma); ++ ++ vfree(etdr->sw_desc); ++ etdr->sw_desc = NULL; ++} ++ ++/* edma_alloc_rx_ring() ++ * allocate rx descriptor ring ++ */ ++static int edma_alloc_rx_ring(struct edma_common_info *edma_cinfo, ++ struct edma_rfd_desc_ring *erxd) ++{ ++ struct platform_device *pdev = edma_cinfo->pdev; ++ ++ erxd->size = sizeof(struct edma_sw_desc) * erxd->count; ++ erxd->sw_next_to_fill = 0; ++ erxd->sw_next_to_clean = 0; ++ ++ /* Allocate SW descriptors */ ++ erxd->sw_desc = vzalloc(erxd->size); ++ if (!erxd->sw_desc) ++ return -ENOMEM; ++ ++ /* Alloc HW descriptors */ ++ erxd->hw_desc = dma_alloc_coherent(&pdev->dev, erxd->size, &erxd->dma, ++ GFP_KERNEL); ++ if (!erxd->hw_desc) { ++ vfree(erxd->sw_desc); ++ return -ENOMEM; ++ } ++ ++ return 0; ++} ++ ++/* edma_free_rx_ring() ++ * Free rx ring allocated by alloc_rx_ring ++ */ ++static void edma_free_rx_ring(struct edma_common_info *edma_cinfo, ++ struct edma_rfd_desc_ring *rxdr) ++{ ++ struct platform_device *pdev = edma_cinfo->pdev; ++ ++ if (likely(rxdr->dma)) ++ dma_free_coherent(&pdev->dev, rxdr->size, rxdr->hw_desc, ++ rxdr->dma); ++ ++ vfree(rxdr->sw_desc); ++ rxdr->sw_desc = NULL; ++} ++ ++/* edma_configure_tx() ++ * Configure transmission control data ++ */ ++static void edma_configure_tx(struct edma_common_info *edma_cinfo) ++{ ++ u32 txq_ctrl_data; ++ ++ txq_ctrl_data = (EDMA_TPD_BURST << EDMA_TXQ_NUM_TPD_BURST_SHIFT); ++ txq_ctrl_data |= EDMA_TXQ_CTRL_TPD_BURST_EN; ++ txq_ctrl_data |= (EDMA_TXF_BURST << EDMA_TXQ_TXF_BURST_NUM_SHIFT); ++ edma_write_reg(EDMA_REG_TXQ_CTRL, txq_ctrl_data); ++} ++ ++ ++/* edma_configure_rx() ++ * configure reception control data ++ */ ++static void edma_configure_rx(struct edma_common_info *edma_cinfo) ++{ ++ struct edma_hw *hw = &edma_cinfo->hw; ++ u32 rss_type, rx_desc1, rxq_ctrl_data; ++ ++ /* Set RSS type */ ++ rss_type = hw->rss_type; ++ edma_write_reg(EDMA_REG_RSS_TYPE, rss_type); ++ ++ /* Set RFD burst number */ ++ rx_desc1 = (EDMA_RFD_BURST << EDMA_RXQ_RFD_BURST_NUM_SHIFT); ++ ++ /* Set RFD prefetch threshold */ ++ rx_desc1 |= (EDMA_RFD_THR << EDMA_RXQ_RFD_PF_THRESH_SHIFT); ++ ++ /* Set RFD in host ring low threshold to generte interrupt */ ++ rx_desc1 |= (EDMA_RFD_LTHR << EDMA_RXQ_RFD_LOW_THRESH_SHIFT); ++ edma_write_reg(EDMA_REG_RX_DESC1, rx_desc1); ++ ++ /* Set Rx FIFO threshold to start to DMA data to host */ ++ rxq_ctrl_data = EDMA_FIFO_THRESH_128_BYTE; ++ ++ /* Set RX remove vlan bit */ ++ rxq_ctrl_data |= EDMA_RXQ_CTRL_RMV_VLAN; ++ ++ edma_write_reg(EDMA_REG_RXQ_CTRL, rxq_ctrl_data); ++} ++ ++/* edma_alloc_rx_buf() ++ * does skb allocation for the received packets. ++ */ ++static int edma_alloc_rx_buf(struct edma_common_info ++ *edma_cinfo, ++ struct edma_rfd_desc_ring *erdr, ++ int cleaned_count, int queue_id) ++{ ++ struct platform_device *pdev = edma_cinfo->pdev; ++ struct edma_rx_free_desc *rx_desc; ++ struct edma_sw_desc *sw_desc; ++ struct sk_buff *skb; ++ unsigned int i; ++ u16 prod_idx, length; ++ u32 reg_data; ++ ++ if (cleaned_count > erdr->count) { ++ dev_err(&pdev->dev, "Incorrect cleaned_count %d", ++ cleaned_count); ++ return -1; ++ } ++ ++ i = erdr->sw_next_to_fill; ++ ++ while (cleaned_count) { ++ sw_desc = &erdr->sw_desc[i]; ++ length = edma_cinfo->rx_head_buffer_len; ++ ++ if (sw_desc->flags & EDMA_SW_DESC_FLAG_SKB_REUSE) { ++ skb = sw_desc->skb; ++ } else { ++ /* alloc skb */ ++ skb = netdev_alloc_skb(edma_netdev[0], length); ++ if (!skb) { ++ /* Better luck next round */ ++ break; ++ } ++ } ++ ++ if (edma_cinfo->page_mode) { ++ struct page *pg = alloc_page(GFP_ATOMIC); ++ ++ if (!pg) { ++ dev_kfree_skb_any(skb); ++ break; ++ } ++ ++ sw_desc->dma = dma_map_page(&pdev->dev, pg, 0, ++ edma_cinfo->rx_page_buffer_len, ++ DMA_FROM_DEVICE); ++ if (dma_mapping_error(&pdev->dev, ++ sw_desc->dma)) { ++ __free_page(pg); ++ dev_kfree_skb_any(skb); ++ break; ++ } ++ ++ skb_fill_page_desc(skb, 0, pg, 0, ++ edma_cinfo->rx_page_buffer_len); ++ sw_desc->flags = EDMA_SW_DESC_FLAG_SKB_FRAG; ++ sw_desc->length = edma_cinfo->rx_page_buffer_len; ++ } else { ++ sw_desc->dma = dma_map_single(&pdev->dev, skb->data, ++ length, DMA_FROM_DEVICE); ++ if (dma_mapping_error(&pdev->dev, ++ sw_desc->dma)) { ++ dev_kfree_skb_any(skb); ++ break; ++ } ++ ++ sw_desc->flags = EDMA_SW_DESC_FLAG_SKB_HEAD; ++ sw_desc->length = length; ++ } ++ ++ /* Update the buffer info */ ++ sw_desc->skb = skb; ++ rx_desc = (&((struct edma_rx_free_desc *)(erdr->hw_desc))[i]); ++ rx_desc->buffer_addr = cpu_to_le64(sw_desc->dma); ++ if (++i == erdr->count) ++ i = 0; ++ cleaned_count--; ++ } ++ ++ erdr->sw_next_to_fill = i; ++ ++ if (i == 0) ++ prod_idx = erdr->count - 1; ++ else ++ prod_idx = i - 1; ++ ++ /* Update the producer index */ ++ edma_read_reg(EDMA_REG_RFD_IDX_Q(queue_id), ®_data); ++ reg_data &= ~EDMA_RFD_PROD_IDX_BITS; ++ reg_data |= prod_idx; ++ edma_write_reg(EDMA_REG_RFD_IDX_Q(queue_id), reg_data); ++ return cleaned_count; ++} ++ ++/* edma_init_desc() ++ * update descriptor ring size, buffer and producer/consumer index ++ */ ++static void edma_init_desc(struct edma_common_info *edma_cinfo) ++{ ++ struct edma_rfd_desc_ring *rfd_ring; ++ struct edma_tx_desc_ring *etdr; ++ int i = 0, j = 0; ++ u32 data = 0; ++ u16 hw_cons_idx = 0; ++ ++ /* Set the base address of every TPD ring. */ ++ for (i = 0; i < edma_cinfo->num_tx_queues; i++) { ++ etdr = edma_cinfo->tpd_ring[i]; ++ ++ /* Update descriptor ring base address */ ++ edma_write_reg(EDMA_REG_TPD_BASE_ADDR_Q(i), (u32)etdr->dma); ++ edma_read_reg(EDMA_REG_TPD_IDX_Q(i), &data); ++ ++ /* Calculate hardware consumer index */ ++ hw_cons_idx = (data >> EDMA_TPD_CONS_IDX_SHIFT) & 0xffff; ++ etdr->sw_next_to_fill = hw_cons_idx; ++ etdr->sw_next_to_clean = hw_cons_idx; ++ data &= ~(EDMA_TPD_PROD_IDX_MASK << EDMA_TPD_PROD_IDX_SHIFT); ++ data |= hw_cons_idx; ++ ++ /* update producer index */ ++ edma_write_reg(EDMA_REG_TPD_IDX_Q(i), data); ++ ++ /* update SW consumer index register */ ++ edma_write_reg(EDMA_REG_TX_SW_CONS_IDX_Q(i), hw_cons_idx); ++ ++ /* Set TPD ring size */ ++ edma_write_reg(EDMA_REG_TPD_RING_SIZE, ++ edma_cinfo->tx_ring_count & ++ EDMA_TPD_RING_SIZE_MASK); ++ } ++ ++ for (i = 0, j = 0; i < edma_cinfo->num_rx_queues; i++) { ++ rfd_ring = edma_cinfo->rfd_ring[j]; ++ /* Update Receive Free descriptor ring base address */ ++ edma_write_reg(EDMA_REG_RFD_BASE_ADDR_Q(j), ++ (u32)(rfd_ring->dma)); ++ j += ((edma_cinfo->num_rx_queues == 4) ? 2 : 1); ++ } ++ ++ data = edma_cinfo->rx_head_buffer_len; ++ if (edma_cinfo->page_mode) ++ data = edma_cinfo->rx_page_buffer_len; ++ ++ data &= EDMA_RX_BUF_SIZE_MASK; ++ data <<= EDMA_RX_BUF_SIZE_SHIFT; ++ ++ /* Update RFD ring size and RX buffer size */ ++ data |= (edma_cinfo->rx_ring_count & EDMA_RFD_RING_SIZE_MASK) ++ << EDMA_RFD_RING_SIZE_SHIFT; ++ ++ edma_write_reg(EDMA_REG_RX_DESC0, data); ++ ++ /* Disable TX FIFO low watermark and high watermark */ ++ edma_write_reg(EDMA_REG_TXF_WATER_MARK, 0); ++ ++ /* Load all of base address above */ ++ edma_read_reg(EDMA_REG_TX_SRAM_PART, &data); ++ data |= 1 << EDMA_LOAD_PTR_SHIFT; ++ edma_write_reg(EDMA_REG_TX_SRAM_PART, data); ++} ++ ++/* edma_receive_checksum ++ * Api to check checksum on receive packets ++ */ ++static void edma_receive_checksum(struct edma_rx_return_desc *rd, ++ struct sk_buff *skb) ++{ ++ skb_checksum_none_assert(skb); ++ ++ /* check the RRD IP/L4 checksum bit to see if ++ * its set, which in turn indicates checksum ++ * failure. ++ */ ++ if (rd->rrd6 & EDMA_RRD_CSUM_FAIL_MASK) ++ return; ++ ++ skb->ip_summed = CHECKSUM_UNNECESSARY; ++} ++ ++/* edma_clean_rfd() ++ * clean up rx resourcers on error ++ */ ++static void edma_clean_rfd(struct edma_rfd_desc_ring *erdr, u16 index) ++{ ++ struct edma_rx_free_desc *rx_desc; ++ struct edma_sw_desc *sw_desc; ++ ++ rx_desc = (&((struct edma_rx_free_desc *)(erdr->hw_desc))[index]); ++ sw_desc = &erdr->sw_desc[index]; ++ if (sw_desc->skb) { ++ dev_kfree_skb_any(sw_desc->skb); ++ sw_desc->skb = NULL; ++ } ++ ++ memset(rx_desc, 0, sizeof(struct edma_rx_free_desc)); ++} ++ ++/* edma_rx_complete_fraglist() ++ * Complete Rx processing for fraglist skbs ++ */ ++static void edma_rx_complete_stp_rstp(struct sk_buff *skb, int port_id, struct edma_rx_return_desc *rd) ++{ ++ int i; ++ u32 priority; ++ u16 port_type; ++ u8 mac_addr[EDMA_ETH_HDR_LEN]; ++ ++ port_type = (rd->rrd1 >> EDMA_RRD_PORT_TYPE_SHIFT) ++ & EDMA_RRD_PORT_TYPE_MASK; ++ /* if port type is 0x4, then only proceed with ++ * other stp/rstp calculation ++ */ ++ if (port_type == EDMA_RX_ATH_HDR_RSTP_PORT_TYPE) { ++ u8 bpdu_mac[6] = {0x01, 0x80, 0xc2, 0x00, 0x00, 0x00}; ++ ++ /* calculate the frame priority */ ++ priority = (rd->rrd1 >> EDMA_RRD_PRIORITY_SHIFT) ++ & EDMA_RRD_PRIORITY_MASK; ++ ++ for (i = 0; i < EDMA_ETH_HDR_LEN; i++) ++ mac_addr[i] = skb->data[i]; ++ ++ /* Check if destination mac addr is bpdu addr */ ++ if (!memcmp(mac_addr, bpdu_mac, 6)) { ++ /* destination mac address is BPDU ++ * destination mac address, then add ++ * atheros header to the packet. ++ */ ++ u16 athr_hdr = (EDMA_RX_ATH_HDR_VERSION << EDMA_RX_ATH_HDR_VERSION_SHIFT) | ++ (priority << EDMA_RX_ATH_HDR_PRIORITY_SHIFT) | ++ (EDMA_RX_ATH_HDR_RSTP_PORT_TYPE << EDMA_RX_ATH_PORT_TYPE_SHIFT) | port_id; ++ skb_push(skb, 4); ++ memcpy(skb->data, mac_addr, EDMA_ETH_HDR_LEN); ++ *(uint16_t *)&skb->data[12] = htons(edma_ath_eth_type); ++ *(uint16_t *)&skb->data[14] = htons(athr_hdr); ++ } ++ } ++} ++ ++/* ++ * edma_rx_complete_fraglist() ++ * Complete Rx processing for fraglist skbs ++ */ ++static int edma_rx_complete_fraglist(struct sk_buff *skb, u16 num_rfds, u16 length, u32 sw_next_to_clean, ++ u16 *cleaned_count, struct edma_rfd_desc_ring *erdr, struct edma_common_info *edma_cinfo) ++{ ++ struct platform_device *pdev = edma_cinfo->pdev; ++ struct edma_hw *hw = &edma_cinfo->hw; ++ struct sk_buff *skb_temp; ++ struct edma_sw_desc *sw_desc; ++ int i; ++ u16 size_remaining; ++ ++ skb->data_len = 0; ++ skb->tail += (hw->rx_head_buff_size - 16); ++ skb->len = skb->truesize = length; ++ size_remaining = length - (hw->rx_head_buff_size - 16); ++ ++ /* clean-up all related sw_descs */ ++ for (i = 1; i < num_rfds; i++) { ++ struct sk_buff *skb_prev; ++ sw_desc = &erdr->sw_desc[sw_next_to_clean]; ++ skb_temp = sw_desc->skb; ++ ++ dma_unmap_single(&pdev->dev, sw_desc->dma, ++ sw_desc->length, DMA_FROM_DEVICE); ++ ++ if (size_remaining < hw->rx_head_buff_size) ++ skb_put(skb_temp, size_remaining); ++ else ++ skb_put(skb_temp, hw->rx_head_buff_size); ++ ++ /* ++ * If we are processing the first rfd, we link ++ * skb->frag_list to the skb corresponding to the ++ * first RFD ++ */ ++ if (i == 1) ++ skb_shinfo(skb)->frag_list = skb_temp; ++ else ++ skb_prev->next = skb_temp; ++ skb_prev = skb_temp; ++ skb_temp->next = NULL; ++ ++ skb->data_len += skb_temp->len; ++ size_remaining -= skb_temp->len; ++ ++ /* Increment SW index */ ++ sw_next_to_clean = (sw_next_to_clean + 1) & (erdr->count - 1); ++ (*cleaned_count)++; ++ } ++ ++ return sw_next_to_clean; ++} ++ ++/* edma_rx_complete_paged() ++ * Complete Rx processing for paged skbs ++ */ ++static int edma_rx_complete_paged(struct sk_buff *skb, u16 num_rfds, u16 length, u32 sw_next_to_clean, ++ u16 *cleaned_count, struct edma_rfd_desc_ring *erdr, struct edma_common_info *edma_cinfo) ++{ ++ struct platform_device *pdev = edma_cinfo->pdev; ++ struct sk_buff *skb_temp; ++ struct edma_sw_desc *sw_desc; ++ int i; ++ u16 size_remaining; ++ ++ skb_frag_t *frag = &skb_shinfo(skb)->frags[0]; ++ ++ /* Setup skbuff fields */ ++ skb->len = length; ++ ++ if (likely(num_rfds <= 1)) { ++ skb->data_len = length; ++ skb->truesize += edma_cinfo->rx_page_buffer_len; ++ skb_fill_page_desc(skb, 0, skb_frag_page(frag), ++ 16, length); ++ } else { ++ frag->size -= 16; ++ skb->data_len = frag->size; ++ skb->truesize += edma_cinfo->rx_page_buffer_len; ++ size_remaining = length - frag->size; ++ ++ skb_fill_page_desc(skb, 0, skb_frag_page(frag), ++ 16, frag->size); ++ ++ /* clean-up all related sw_descs */ ++ for (i = 1; i < num_rfds; i++) { ++ sw_desc = &erdr->sw_desc[sw_next_to_clean]; ++ skb_temp = sw_desc->skb; ++ frag = &skb_shinfo(skb_temp)->frags[0]; ++ dma_unmap_page(&pdev->dev, sw_desc->dma, ++ sw_desc->length, DMA_FROM_DEVICE); ++ ++ if (size_remaining < edma_cinfo->rx_page_buffer_len) ++ frag->size = size_remaining; ++ ++ skb_fill_page_desc(skb, i, skb_frag_page(frag), ++ 0, frag->size); ++ ++ skb_shinfo(skb_temp)->nr_frags = 0; ++ dev_kfree_skb_any(skb_temp); ++ ++ skb->data_len += frag->size; ++ skb->truesize += edma_cinfo->rx_page_buffer_len; ++ size_remaining -= frag->size; ++ ++ /* Increment SW index */ ++ sw_next_to_clean = (sw_next_to_clean + 1) & (erdr->count - 1); ++ (*cleaned_count)++; ++ } ++ } ++ ++ return sw_next_to_clean; ++} ++ ++/* ++ * edma_rx_complete() ++ * Main api called from the poll function to process rx packets. ++ */ ++static void edma_rx_complete(struct edma_common_info *edma_cinfo, ++ int *work_done, int work_to_do, int queue_id, ++ struct napi_struct *napi) ++{ ++ struct platform_device *pdev = edma_cinfo->pdev; ++ struct edma_rfd_desc_ring *erdr = edma_cinfo->rfd_ring[queue_id]; ++ struct net_device *netdev; ++ struct edma_adapter *adapter; ++ struct edma_sw_desc *sw_desc; ++ struct sk_buff *skb; ++ struct edma_rx_return_desc *rd; ++ u16 hash_type, rrd[8], cleaned_count = 0, length = 0, num_rfds = 1, ++ sw_next_to_clean, hw_next_to_clean = 0, vlan = 0, ret_count = 0; ++ u32 data = 0; ++ u8 *vaddr; ++ int port_id, i, drop_count = 0; ++ u32 priority; ++ u16 count = erdr->count, rfd_avail; ++ u8 queue_to_rxid[8] = {0, 0, 1, 1, 2, 2, 3, 3}; ++ ++ sw_next_to_clean = erdr->sw_next_to_clean; ++ ++ edma_read_reg(EDMA_REG_RFD_IDX_Q(queue_id), &data); ++ hw_next_to_clean = (data >> EDMA_RFD_CONS_IDX_SHIFT) & ++ EDMA_RFD_CONS_IDX_MASK; ++ ++ do { ++ while (sw_next_to_clean != hw_next_to_clean) { ++ if (!work_to_do) ++ break; ++ ++ sw_desc = &erdr->sw_desc[sw_next_to_clean]; ++ skb = sw_desc->skb; ++ ++ /* Unmap the allocated buffer */ ++ if (likely(sw_desc->flags & EDMA_SW_DESC_FLAG_SKB_HEAD)) ++ dma_unmap_single(&pdev->dev, sw_desc->dma, ++ sw_desc->length, DMA_FROM_DEVICE); ++ else ++ dma_unmap_page(&pdev->dev, sw_desc->dma, ++ sw_desc->length, DMA_FROM_DEVICE); ++ ++ /* Get RRD */ ++ if (edma_cinfo->page_mode) { ++ vaddr = kmap_atomic(skb_frag_page(&skb_shinfo(skb)->frags[0])); ++ memcpy((uint8_t *)&rrd[0], vaddr, 16); ++ rd = (struct edma_rx_return_desc *)rrd; ++ kunmap_atomic(vaddr); ++ } else { ++ rd = (struct edma_rx_return_desc *)skb->data; ++ } ++ ++ /* Check if RRD is valid */ ++ if (!(rd->rrd7 & EDMA_RRD_DESC_VALID)) { ++ edma_clean_rfd(erdr, sw_next_to_clean); ++ sw_next_to_clean = (sw_next_to_clean + 1) & ++ (erdr->count - 1); ++ cleaned_count++; ++ continue; ++ } ++ ++ /* Get the number of RFDs from RRD */ ++ num_rfds = rd->rrd1 & EDMA_RRD_NUM_RFD_MASK; ++ ++ /* Get Rx port ID from switch */ ++ port_id = (rd->rrd1 >> EDMA_PORT_ID_SHIFT) & EDMA_PORT_ID_MASK; ++ if ((!port_id) || (port_id > EDMA_MAX_PORTID_SUPPORTED)) { ++ dev_err(&pdev->dev, "Invalid RRD source port bit set"); ++ for (i = 0; i < num_rfds; i++) { ++ edma_clean_rfd(erdr, sw_next_to_clean); ++ sw_next_to_clean = (sw_next_to_clean + 1) & (erdr->count - 1); ++ cleaned_count++; ++ } ++ continue; ++ } ++ ++ /* check if we have a sink for the data we receive. ++ * If the interface isn't setup, we have to drop the ++ * incoming data for now. ++ */ ++ netdev = edma_cinfo->portid_netdev_lookup_tbl[port_id]; ++ if (!netdev) { ++ edma_clean_rfd(erdr, sw_next_to_clean); ++ sw_next_to_clean = (sw_next_to_clean + 1) & ++ (erdr->count - 1); ++ cleaned_count++; ++ continue; ++ } ++ adapter = netdev_priv(netdev); ++ ++ /* This code is added to handle a usecase where high ++ * priority stream and a low priority stream are ++ * received simultaneously on DUT. The problem occurs ++ * if one of the Rx rings is full and the corresponding ++ * core is busy with other stuff. This causes ESS CPU ++ * port to backpressure all incoming traffic including ++ * high priority one. We monitor free descriptor count ++ * on each CPU and whenever it reaches threshold (< 80), ++ * we drop all low priority traffic and let only high ++ * priotiy traffic pass through. We can hence avoid ++ * ESS CPU port to send backpressure on high priroity ++ * stream. ++ */ ++ priority = (rd->rrd1 >> EDMA_RRD_PRIORITY_SHIFT) ++ & EDMA_RRD_PRIORITY_MASK; ++ if (likely(!priority && !edma_cinfo->page_mode && (num_rfds <= 1))) { ++ rfd_avail = (count + sw_next_to_clean - hw_next_to_clean - 1) & (count - 1); ++ if (rfd_avail < EDMA_RFD_AVAIL_THR) { ++ sw_desc->flags = EDMA_SW_DESC_FLAG_SKB_REUSE; ++ sw_next_to_clean = (sw_next_to_clean + 1) & (erdr->count - 1); ++ adapter->stats.rx_dropped++; ++ cleaned_count++; ++ drop_count++; ++ if (drop_count == 3) { ++ work_to_do--; ++ (*work_done)++; ++ drop_count = 0; ++ } ++ if (cleaned_count == EDMA_RX_BUFFER_WRITE) { ++ /* If buffer clean count reaches 16, we replenish HW buffers. */ ++ ret_count = edma_alloc_rx_buf(edma_cinfo, erdr, cleaned_count, queue_id); ++ edma_write_reg(EDMA_REG_RX_SW_CONS_IDX_Q(queue_id), ++ sw_next_to_clean); ++ cleaned_count = ret_count; ++ } ++ continue; ++ } ++ } ++ ++ work_to_do--; ++ (*work_done)++; ++ ++ /* Increment SW index */ ++ sw_next_to_clean = (sw_next_to_clean + 1) & ++ (erdr->count - 1); ++ ++ cleaned_count++; ++ ++ /* Get the packet size and allocate buffer */ ++ length = rd->rrd6 & EDMA_RRD_PKT_SIZE_MASK; ++ ++ if (edma_cinfo->page_mode) { ++ /* paged skb */ ++ sw_next_to_clean = edma_rx_complete_paged(skb, num_rfds, length, sw_next_to_clean, &cleaned_count, erdr, edma_cinfo); ++ if (!pskb_may_pull(skb, ETH_HLEN)) { ++ dev_kfree_skb_any(skb); ++ continue; ++ } ++ } else { ++ /* single or fraglist skb */ ++ ++ /* Addition of 16 bytes is required, as in the packet ++ * first 16 bytes are rrd descriptors, so actual data ++ * starts from an offset of 16. ++ */ ++ skb_reserve(skb, 16); ++ if (likely((num_rfds <= 1) || !edma_cinfo->fraglist_mode)) { ++ skb_put(skb, length); ++ } else { ++ sw_next_to_clean = edma_rx_complete_fraglist(skb, num_rfds, length, sw_next_to_clean, &cleaned_count, erdr, edma_cinfo); ++ } ++ } ++ ++ if (edma_stp_rstp) { ++ edma_rx_complete_stp_rstp(skb, port_id, rd); ++ } ++ ++ skb->protocol = eth_type_trans(skb, netdev); ++ ++ /* Record Rx queue for RFS/RPS and fill flow hash from HW */ ++ skb_record_rx_queue(skb, queue_to_rxid[queue_id]); ++ if (netdev->features & NETIF_F_RXHASH) { ++ hash_type = (rd->rrd5 >> EDMA_HASH_TYPE_SHIFT); ++ if ((hash_type > EDMA_HASH_TYPE_START) && (hash_type < EDMA_HASH_TYPE_END)) ++ skb_set_hash(skb, rd->rrd2, PKT_HASH_TYPE_L4); ++ } ++ ++#ifdef CONFIG_NF_FLOW_COOKIE ++ skb->flow_cookie = rd->rrd3 & EDMA_RRD_FLOW_COOKIE_MASK; ++#endif ++ edma_receive_checksum(rd, skb); ++ ++ /* Process VLAN HW acceleration indication provided by HW */ ++ if (unlikely(adapter->default_vlan_tag != rd->rrd4)) { ++ vlan = rd->rrd4; ++ if (likely(rd->rrd7 & EDMA_RRD_CVLAN)) ++ __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q), vlan); ++ else if (rd->rrd1 & EDMA_RRD_SVLAN) ++ __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021AD), vlan); ++ } ++ ++ /* Update rx statistics */ ++ adapter->stats.rx_packets++; ++ adapter->stats.rx_bytes += length; ++ ++ /* Check if we reached refill threshold */ ++ if (cleaned_count == EDMA_RX_BUFFER_WRITE) { ++ ret_count = edma_alloc_rx_buf(edma_cinfo, erdr, cleaned_count, queue_id); ++ edma_write_reg(EDMA_REG_RX_SW_CONS_IDX_Q(queue_id), ++ sw_next_to_clean); ++ cleaned_count = ret_count; ++ } ++ ++ /* At this point skb should go to stack */ ++ napi_gro_receive(napi, skb); ++ } ++ ++ /* Check if we still have NAPI budget */ ++ if (!work_to_do) ++ break; ++ ++ /* Read index once again since we still have NAPI budget */ ++ edma_read_reg(EDMA_REG_RFD_IDX_Q(queue_id), &data); ++ hw_next_to_clean = (data >> EDMA_RFD_CONS_IDX_SHIFT) & ++ EDMA_RFD_CONS_IDX_MASK; ++ } while (hw_next_to_clean != sw_next_to_clean); ++ ++ erdr->sw_next_to_clean = sw_next_to_clean; ++ ++ /* Refill here in case refill threshold wasn't reached */ ++ if (likely(cleaned_count)) { ++ ret_count = edma_alloc_rx_buf(edma_cinfo, erdr, cleaned_count, queue_id); ++ if (ret_count) ++ dev_dbg(&pdev->dev, "Not all buffers was reallocated"); ++ edma_write_reg(EDMA_REG_RX_SW_CONS_IDX_Q(queue_id), ++ erdr->sw_next_to_clean); ++ } ++} ++ ++/* edma_delete_rfs_filter() ++ * Remove RFS filter from switch ++ */ ++static int edma_delete_rfs_filter(struct edma_adapter *adapter, ++ struct edma_rfs_filter_node *filter_node) ++{ ++ int res = -1; ++ ++ struct flow_keys *keys = &filter_node->keys; ++ ++ if (likely(adapter->set_rfs_rule)) ++ res = (*adapter->set_rfs_rule)(adapter->netdev, ++ flow_get_u32_src(keys), flow_get_u32_dst(keys), ++ keys->ports.src, keys->ports.dst, ++ keys->basic.ip_proto, filter_node->rq_id, 0); ++ ++ return res; ++} ++ ++/* edma_add_rfs_filter() ++ * Add RFS filter to switch ++ */ ++static int edma_add_rfs_filter(struct edma_adapter *adapter, ++ struct flow_keys *keys, u16 rq, ++ struct edma_rfs_filter_node *filter_node) ++{ ++ int res = -1; ++ ++ struct flow_keys *dest_keys = &filter_node->keys; ++ ++ memcpy(dest_keys, &filter_node->keys, sizeof(*dest_keys)); ++/* ++ dest_keys->control = keys->control; ++ dest_keys->basic = keys->basic; ++ dest_keys->addrs = keys->addrs; ++ dest_keys->ports = keys->ports; ++ dest_keys.ip_proto = keys->ip_proto; ++*/ ++ /* Call callback registered by ESS driver */ ++ if (likely(adapter->set_rfs_rule)) ++ res = (*adapter->set_rfs_rule)(adapter->netdev, flow_get_u32_src(keys), ++ flow_get_u32_dst(keys), keys->ports.src, keys->ports.dst, ++ keys->basic.ip_proto, rq, 1); ++ ++ return res; ++} ++ ++/* edma_rfs_key_search() ++ * Look for existing RFS entry ++ */ ++static struct edma_rfs_filter_node *edma_rfs_key_search(struct hlist_head *h, ++ struct flow_keys *key) ++{ ++ struct edma_rfs_filter_node *p; ++ ++ hlist_for_each_entry(p, h, node) ++ if (flow_get_u32_src(&p->keys) == flow_get_u32_src(key) && ++ flow_get_u32_dst(&p->keys) == flow_get_u32_dst(key) && ++ p->keys.ports.src == key->ports.src && ++ p->keys.ports.dst == key->ports.dst && ++ p->keys.basic.ip_proto == key->basic.ip_proto) ++ return p; ++ return NULL; ++} ++ ++/* edma_initialise_rfs_flow_table() ++ * Initialise EDMA RFS flow table ++ */ ++static void edma_initialise_rfs_flow_table(struct edma_adapter *adapter) ++{ ++ int i; ++ ++ spin_lock_init(&adapter->rfs.rfs_ftab_lock); ++ ++ /* Initialize EDMA flow hash table */ ++ for (i = 0; i < EDMA_RFS_FLOW_ENTRIES; i++) ++ INIT_HLIST_HEAD(&adapter->rfs.hlist_head[i]); ++ ++ adapter->rfs.max_num_filter = EDMA_RFS_FLOW_ENTRIES; ++ adapter->rfs.filter_available = adapter->rfs.max_num_filter; ++ adapter->rfs.hashtoclean = 0; ++ ++ /* Add timer to get periodic RFS updates from OS */ ++ init_timer(&adapter->rfs.expire_rfs); ++ adapter->rfs.expire_rfs.function = edma_flow_may_expire; ++ adapter->rfs.expire_rfs.data = (unsigned long)adapter; ++ mod_timer(&adapter->rfs.expire_rfs, jiffies + HZ / 4); ++} ++ ++/* edma_free_rfs_flow_table() ++ * Free EDMA RFS flow table ++ */ ++static void edma_free_rfs_flow_table(struct edma_adapter *adapter) ++{ ++ int i; ++ ++ /* Remove sync timer */ ++ del_timer_sync(&adapter->rfs.expire_rfs); ++ spin_lock_bh(&adapter->rfs.rfs_ftab_lock); ++ ++ /* Free EDMA RFS table entries */ ++ adapter->rfs.filter_available = 0; ++ ++ /* Clean-up EDMA flow hash table */ ++ for (i = 0; i < EDMA_RFS_FLOW_ENTRIES; i++) { ++ struct hlist_head *hhead; ++ struct hlist_node *tmp; ++ struct edma_rfs_filter_node *filter_node; ++ int res; ++ ++ hhead = &adapter->rfs.hlist_head[i]; ++ hlist_for_each_entry_safe(filter_node, tmp, hhead, node) { ++ res = edma_delete_rfs_filter(adapter, filter_node); ++ if (res < 0) ++ dev_warn(&adapter->netdev->dev, ++ "EDMA going down but RFS entry %d not allowed to be flushed by Switch", ++ filter_node->flow_id); ++ hlist_del(&filter_node->node); ++ kfree(filter_node); ++ } ++ } ++ spin_unlock_bh(&adapter->rfs.rfs_ftab_lock); ++} ++ ++/* edma_tx_unmap_and_free() ++ * clean TX buffer ++ */ ++static inline void edma_tx_unmap_and_free(struct platform_device *pdev, ++ struct edma_sw_desc *sw_desc) ++{ ++ struct sk_buff *skb = sw_desc->skb; ++ ++ if (likely((sw_desc->flags & EDMA_SW_DESC_FLAG_SKB_HEAD) || ++ (sw_desc->flags & EDMA_SW_DESC_FLAG_SKB_FRAGLIST))) ++ /* unmap_single for skb head area */ ++ dma_unmap_single(&pdev->dev, sw_desc->dma, ++ sw_desc->length, DMA_TO_DEVICE); ++ else if (sw_desc->flags & EDMA_SW_DESC_FLAG_SKB_FRAG) ++ /* unmap page for paged fragments */ ++ dma_unmap_page(&pdev->dev, sw_desc->dma, ++ sw_desc->length, DMA_TO_DEVICE); ++ ++ if (likely(sw_desc->flags & EDMA_SW_DESC_FLAG_LAST)) ++ dev_kfree_skb_any(skb); ++ ++ sw_desc->flags = 0; ++} ++ ++/* edma_tx_complete() ++ * Used to clean tx queues and update hardware and consumer index ++ */ ++static void edma_tx_complete(struct edma_common_info *edma_cinfo, int queue_id) ++{ ++ struct edma_tx_desc_ring *etdr = edma_cinfo->tpd_ring[queue_id]; ++ struct edma_sw_desc *sw_desc; ++ struct platform_device *pdev = edma_cinfo->pdev; ++ int i; ++ ++ u16 sw_next_to_clean = etdr->sw_next_to_clean; ++ u16 hw_next_to_clean; ++ u32 data = 0; ++ ++ edma_read_reg(EDMA_REG_TPD_IDX_Q(queue_id), &data); ++ hw_next_to_clean = (data >> EDMA_TPD_CONS_IDX_SHIFT) & EDMA_TPD_CONS_IDX_MASK; ++ ++ /* clean the buffer here */ ++ while (sw_next_to_clean != hw_next_to_clean) { ++ sw_desc = &etdr->sw_desc[sw_next_to_clean]; ++ edma_tx_unmap_and_free(pdev, sw_desc); ++ sw_next_to_clean = (sw_next_to_clean + 1) & (etdr->count - 1); ++ } ++ ++ etdr->sw_next_to_clean = sw_next_to_clean; ++ ++ /* update the TPD consumer index register */ ++ edma_write_reg(EDMA_REG_TX_SW_CONS_IDX_Q(queue_id), sw_next_to_clean); ++ ++ /* Wake the queue if queue is stopped and netdev link is up */ ++ for (i = 0; i < EDMA_MAX_NETDEV_PER_QUEUE && etdr->nq[i] ; i++) { ++ if (netif_tx_queue_stopped(etdr->nq[i])) { ++ if ((etdr->netdev[i]) && netif_carrier_ok(etdr->netdev[i])) ++ netif_tx_wake_queue(etdr->nq[i]); ++ } ++ } ++} ++ ++/* edma_get_tx_buffer() ++ * Get sw_desc corresponding to the TPD ++ */ ++static struct edma_sw_desc *edma_get_tx_buffer(struct edma_common_info *edma_cinfo, ++ struct edma_tx_desc *tpd, int queue_id) ++{ ++ struct edma_tx_desc_ring *etdr = edma_cinfo->tpd_ring[queue_id]; ++ return &etdr->sw_desc[tpd - (struct edma_tx_desc *)etdr->hw_desc]; ++} ++ ++/* edma_get_next_tpd() ++ * Return a TPD descriptor for transfer ++ */ ++static struct edma_tx_desc *edma_get_next_tpd(struct edma_common_info *edma_cinfo, ++ int queue_id) ++{ ++ struct edma_tx_desc_ring *etdr = edma_cinfo->tpd_ring[queue_id]; ++ u16 sw_next_to_fill = etdr->sw_next_to_fill; ++ struct edma_tx_desc *tpd_desc = ++ (&((struct edma_tx_desc *)(etdr->hw_desc))[sw_next_to_fill]); ++ ++ etdr->sw_next_to_fill = (etdr->sw_next_to_fill + 1) & (etdr->count - 1); ++ ++ return tpd_desc; ++} ++ ++/* edma_tpd_available() ++ * Check number of free TPDs ++ */ ++static inline u16 edma_tpd_available(struct edma_common_info *edma_cinfo, ++ int queue_id) ++{ ++ struct edma_tx_desc_ring *etdr = edma_cinfo->tpd_ring[queue_id]; ++ ++ u16 sw_next_to_fill; ++ u16 sw_next_to_clean; ++ u16 count = 0; ++ ++ sw_next_to_clean = etdr->sw_next_to_clean; ++ sw_next_to_fill = etdr->sw_next_to_fill; ++ ++ if (likely(sw_next_to_clean <= sw_next_to_fill)) ++ count = etdr->count; ++ ++ return count + sw_next_to_clean - sw_next_to_fill - 1; ++} ++ ++/* edma_tx_queue_get() ++ * Get the starting number of the queue ++ */ ++static inline int edma_tx_queue_get(struct edma_adapter *adapter, ++ struct sk_buff *skb, int txq_id) ++{ ++ /* skb->priority is used as an index to skb priority table ++ * and based on packet priority, correspong queue is assigned. ++ */ ++ return adapter->tx_start_offset[txq_id] + edma_skb_priority_offset(skb); ++} ++ ++/* edma_tx_update_hw_idx() ++ * update the producer index for the ring transmitted ++ */ ++static void edma_tx_update_hw_idx(struct edma_common_info *edma_cinfo, ++ struct sk_buff *skb, int queue_id) ++{ ++ struct edma_tx_desc_ring *etdr = edma_cinfo->tpd_ring[queue_id]; ++ u32 tpd_idx_data; ++ ++ /* Read and update the producer index */ ++ edma_read_reg(EDMA_REG_TPD_IDX_Q(queue_id), &tpd_idx_data); ++ tpd_idx_data &= ~EDMA_TPD_PROD_IDX_BITS; ++ tpd_idx_data |= (etdr->sw_next_to_fill & EDMA_TPD_PROD_IDX_MASK) ++ << EDMA_TPD_PROD_IDX_SHIFT; ++ ++ edma_write_reg(EDMA_REG_TPD_IDX_Q(queue_id), tpd_idx_data); ++} ++ ++/* edma_rollback_tx() ++ * Function to retrieve tx resources in case of error ++ */ ++static void edma_rollback_tx(struct edma_adapter *adapter, ++ struct edma_tx_desc *start_tpd, int queue_id) ++{ ++ struct edma_tx_desc_ring *etdr = adapter->edma_cinfo->tpd_ring[queue_id]; ++ struct edma_sw_desc *sw_desc; ++ struct edma_tx_desc *tpd = NULL; ++ u16 start_index, index; ++ ++ start_index = start_tpd - (struct edma_tx_desc *)(etdr->hw_desc); ++ ++ index = start_index; ++ while (index != etdr->sw_next_to_fill) { ++ tpd = (&((struct edma_tx_desc *)(etdr->hw_desc))[index]); ++ sw_desc = &etdr->sw_desc[index]; ++ edma_tx_unmap_and_free(adapter->pdev, sw_desc); ++ memset(tpd, 0, sizeof(struct edma_tx_desc)); ++ if (++index == etdr->count) ++ index = 0; ++ } ++ etdr->sw_next_to_fill = start_index; ++} ++ ++/* edma_tx_map_and_fill() ++ * gets called from edma_xmit_frame ++ * ++ * This is where the dma of the buffer to be transmitted ++ * gets mapped ++ */ ++static int edma_tx_map_and_fill(struct edma_common_info *edma_cinfo, ++ struct edma_adapter *adapter, struct sk_buff *skb, int queue_id, ++ unsigned int flags_transmit, u16 from_cpu, u16 dp_bitmap, ++ bool packet_is_rstp, int nr_frags) ++{ ++ struct edma_sw_desc *sw_desc = NULL; ++ struct platform_device *pdev = edma_cinfo->pdev; ++ struct edma_tx_desc *tpd = NULL, *start_tpd = NULL; ++ struct sk_buff *iter_skb; ++ int i = 0; ++ u32 word1 = 0, word3 = 0, lso_word1 = 0, svlan_tag = 0; ++ u16 buf_len, lso_desc_len = 0; ++ ++ /* It should either be a nr_frags skb or fraglist skb but not both */ ++ BUG_ON(nr_frags && skb_has_frag_list(skb)); ++ ++ if (skb_is_gso(skb)) { ++ /* TODO: What additional checks need to be performed here */ ++ if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV4) { ++ lso_word1 |= EDMA_TPD_IPV4_EN; ++ ip_hdr(skb)->check = 0; ++ tcp_hdr(skb)->check = ~csum_tcpudp_magic(ip_hdr(skb)->saddr, ++ ip_hdr(skb)->daddr, 0, IPPROTO_TCP, 0); ++ } else if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6) { ++ lso_word1 |= EDMA_TPD_LSO_V2_EN; ++ ipv6_hdr(skb)->payload_len = 0; ++ tcp_hdr(skb)->check = ~csum_ipv6_magic(&ipv6_hdr(skb)->saddr, ++ &ipv6_hdr(skb)->daddr, 0, IPPROTO_TCP, 0); ++ } else ++ return -EINVAL; ++ ++ lso_word1 |= EDMA_TPD_LSO_EN | ((skb_shinfo(skb)->gso_size & EDMA_TPD_MSS_MASK) << EDMA_TPD_MSS_SHIFT) | ++ (skb_transport_offset(skb) << EDMA_TPD_HDR_SHIFT); ++ } else if (flags_transmit & EDMA_HW_CHECKSUM) { ++ u8 css, cso; ++ cso = skb_checksum_start_offset(skb); ++ css = cso + skb->csum_offset; ++ ++ word1 |= (EDMA_TPD_CUSTOM_CSUM_EN); ++ word1 |= (cso >> 1) << EDMA_TPD_HDR_SHIFT; ++ word1 |= ((css >> 1) << EDMA_TPD_CUSTOM_CSUM_SHIFT); ++ } ++ ++ if (skb->protocol == htons(ETH_P_PPP_SES)) ++ word1 |= EDMA_TPD_PPPOE_EN; ++ ++ if (flags_transmit & EDMA_VLAN_TX_TAG_INSERT_FLAG) { ++ switch(skb->vlan_proto) { ++ case htons(ETH_P_8021Q): ++ word3 |= (1 << EDMA_TX_INS_CVLAN); ++ word3 |= skb_vlan_tag_get(skb) << EDMA_TX_CVLAN_TAG_SHIFT; ++ break; ++ case htons(ETH_P_8021AD): ++ word1 |= (1 << EDMA_TX_INS_SVLAN); ++ svlan_tag = skb_vlan_tag_get(skb) << EDMA_TX_SVLAN_TAG_SHIFT; ++ break; ++ default: ++ dev_err(&pdev->dev, "no ctag or stag present\n"); ++ goto vlan_tag_error; ++ } ++ } else if (flags_transmit & EDMA_VLAN_TX_TAG_INSERT_DEFAULT_FLAG) { ++ word3 |= (1 << EDMA_TX_INS_CVLAN); ++ word3 |= (adapter->default_vlan_tag) << EDMA_TX_CVLAN_TAG_SHIFT; ++ } ++ ++ if (packet_is_rstp) { ++ word3 |= dp_bitmap << EDMA_TPD_PORT_BITMAP_SHIFT; ++ word3 |= from_cpu << EDMA_TPD_FROM_CPU_SHIFT; ++ } else { ++ word3 |= adapter->dp_bitmap << EDMA_TPD_PORT_BITMAP_SHIFT; ++ } ++ ++ buf_len = skb_headlen(skb); ++ ++ if (lso_word1) { ++ if (lso_word1 & EDMA_TPD_LSO_V2_EN) { ++ ++ /* IPv6 LSOv2 descriptor */ ++ start_tpd = tpd = edma_get_next_tpd(edma_cinfo, queue_id); ++ sw_desc = edma_get_tx_buffer(edma_cinfo, tpd, queue_id); ++ sw_desc->flags |= EDMA_SW_DESC_FLAG_SKB_NONE; ++ ++ /* LSOv2 descriptor overrides addr field to pass length */ ++ tpd->addr = cpu_to_le16(skb->len); ++ tpd->svlan_tag = svlan_tag; ++ tpd->word1 = word1 | lso_word1; ++ tpd->word3 = word3; ++ } ++ ++ tpd = edma_get_next_tpd(edma_cinfo, queue_id); ++ if (!start_tpd) ++ start_tpd = tpd; ++ sw_desc = edma_get_tx_buffer(edma_cinfo, tpd, queue_id); ++ ++ /* The last buffer info contain the skb address, ++ * so skb will be freed after unmap ++ */ ++ sw_desc->length = lso_desc_len; ++ sw_desc->flags |= EDMA_SW_DESC_FLAG_SKB_HEAD; ++ ++ sw_desc->dma = dma_map_single(&adapter->pdev->dev, ++ skb->data, buf_len, DMA_TO_DEVICE); ++ if (dma_mapping_error(&pdev->dev, sw_desc->dma)) ++ goto dma_error; ++ ++ tpd->addr = cpu_to_le32(sw_desc->dma); ++ tpd->len = cpu_to_le16(buf_len); ++ ++ tpd->svlan_tag = svlan_tag; ++ tpd->word1 = word1 | lso_word1; ++ tpd->word3 = word3; ++ ++ /* The last buffer info contain the skb address, ++ * so it will be freed after unmap ++ */ ++ sw_desc->length = lso_desc_len; ++ sw_desc->flags |= EDMA_SW_DESC_FLAG_SKB_HEAD; ++ ++ buf_len = 0; ++ } ++ ++ if (likely(buf_len)) { ++ ++ /* TODO Do not dequeue descriptor if there is a potential error */ ++ tpd = edma_get_next_tpd(edma_cinfo, queue_id); ++ ++ if (!start_tpd) ++ start_tpd = tpd; ++ ++ sw_desc = edma_get_tx_buffer(edma_cinfo, tpd, queue_id); ++ ++ /* The last buffer info contain the skb address, ++ * so it will be free after unmap ++ */ ++ sw_desc->length = buf_len; ++ sw_desc->flags |= EDMA_SW_DESC_FLAG_SKB_HEAD; ++ sw_desc->dma = dma_map_single(&adapter->pdev->dev, ++ skb->data, buf_len, DMA_TO_DEVICE); ++ if (dma_mapping_error(&pdev->dev, sw_desc->dma)) ++ goto dma_error; ++ ++ tpd->addr = cpu_to_le32(sw_desc->dma); ++ tpd->len = cpu_to_le16(buf_len); ++ ++ tpd->svlan_tag = svlan_tag; ++ tpd->word1 = word1 | lso_word1; ++ tpd->word3 = word3; ++ } ++ ++ /* Walk through all paged fragments */ ++ while (nr_frags--) { ++ skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; ++ buf_len = skb_frag_size(frag); ++ tpd = edma_get_next_tpd(edma_cinfo, queue_id); ++ sw_desc = edma_get_tx_buffer(edma_cinfo, tpd, queue_id); ++ sw_desc->length = buf_len; ++ sw_desc->flags |= EDMA_SW_DESC_FLAG_SKB_FRAG; ++ ++ sw_desc->dma = skb_frag_dma_map(&pdev->dev, frag, 0, buf_len, DMA_TO_DEVICE); ++ ++ if (dma_mapping_error(NULL, sw_desc->dma)) ++ goto dma_error; ++ ++ tpd->addr = cpu_to_le32(sw_desc->dma); ++ tpd->len = cpu_to_le16(buf_len); ++ ++ tpd->svlan_tag = svlan_tag; ++ tpd->word1 = word1 | lso_word1; ++ tpd->word3 = word3; ++ i++; ++ } ++ ++ /* Walk through all fraglist skbs */ ++ skb_walk_frags(skb, iter_skb) { ++ buf_len = iter_skb->len; ++ tpd = edma_get_next_tpd(edma_cinfo, queue_id); ++ sw_desc = edma_get_tx_buffer(edma_cinfo, tpd, queue_id); ++ sw_desc->length = buf_len; ++ sw_desc->dma = dma_map_single(&adapter->pdev->dev, ++ iter_skb->data, buf_len, DMA_TO_DEVICE); ++ ++ if (dma_mapping_error(NULL, sw_desc->dma)) ++ goto dma_error; ++ ++ tpd->addr = cpu_to_le32(sw_desc->dma); ++ tpd->len = cpu_to_le16(buf_len); ++ tpd->svlan_tag = svlan_tag; ++ tpd->word1 = word1 | lso_word1; ++ tpd->word3 = word3; ++ sw_desc->flags |= EDMA_SW_DESC_FLAG_SKB_FRAGLIST; ++ } ++ ++ if (tpd) ++ tpd->word1 |= 1 << EDMA_TPD_EOP_SHIFT; ++ ++ sw_desc->skb = skb; ++ sw_desc->flags |= EDMA_SW_DESC_FLAG_LAST; ++ ++ return 0; ++ ++dma_error: ++ edma_rollback_tx(adapter, start_tpd, queue_id); ++ dev_err(&pdev->dev, "TX DMA map failed\n"); ++vlan_tag_error: ++ return -ENOMEM; ++} ++ ++/* edma_check_link() ++ * check Link status ++ */ ++static int edma_check_link(struct edma_adapter *adapter) ++{ ++ struct phy_device *phydev = adapter->phydev; ++ ++ if (!(adapter->poll_required)) ++ return __EDMA_LINKUP; ++ ++ if (phydev->link) ++ return __EDMA_LINKUP; ++ ++ return __EDMA_LINKDOWN; ++} ++ ++/* edma_adjust_link() ++ * check for edma link status ++ */ ++void edma_adjust_link(struct net_device *netdev) ++{ ++ int status; ++ struct edma_adapter *adapter = netdev_priv(netdev); ++ struct phy_device *phydev = adapter->phydev; ++ ++ if (!test_bit(__EDMA_UP, &adapter->state_flags)) ++ return; ++ ++ status = edma_check_link(adapter); ++ ++ if (status == __EDMA_LINKUP && adapter->link_state == __EDMA_LINKDOWN) { ++ dev_info(&adapter->pdev->dev, "%s: GMAC Link is up with phy_speed=%d\n", netdev->name, phydev->speed); ++ adapter->link_state = __EDMA_LINKUP; ++ netif_carrier_on(netdev); ++ if (netif_running(netdev)) ++ netif_tx_wake_all_queues(netdev); ++ } else if (status == __EDMA_LINKDOWN && adapter->link_state == __EDMA_LINKUP) { ++ dev_info(&adapter->pdev->dev, "%s: GMAC Link is down\n", netdev->name); ++ adapter->link_state = __EDMA_LINKDOWN; ++ netif_carrier_off(netdev); ++ netif_tx_stop_all_queues(netdev); ++ } ++} ++ ++/* edma_get_stats() ++ * Statistics api used to retreive the tx/rx statistics ++ */ ++struct net_device_stats *edma_get_stats(struct net_device *netdev) ++{ ++ struct edma_adapter *adapter = netdev_priv(netdev); ++ ++ return &adapter->stats; ++} ++ ++/* edma_xmit() ++ * Main api to be called by the core for packet transmission ++ */ ++netdev_tx_t edma_xmit(struct sk_buff *skb, ++ struct net_device *net_dev) ++{ ++ struct edma_adapter *adapter = netdev_priv(net_dev); ++ struct edma_common_info *edma_cinfo = adapter->edma_cinfo; ++ struct edma_tx_desc_ring *etdr; ++ u16 from_cpu, dp_bitmap, txq_id; ++ int ret, nr_frags = 0, num_tpds_needed = 1, queue_id; ++ unsigned int flags_transmit = 0; ++ bool packet_is_rstp = false; ++ struct netdev_queue *nq = NULL; ++ ++ if (skb_shinfo(skb)->nr_frags) { ++ nr_frags = skb_shinfo(skb)->nr_frags; ++ num_tpds_needed += nr_frags; ++ } else if (skb_has_frag_list(skb)) { ++ struct sk_buff *iter_skb; ++ ++ skb_walk_frags(skb, iter_skb) ++ num_tpds_needed++; ++ } ++ ++ if (num_tpds_needed > EDMA_MAX_SKB_FRAGS) { ++ dev_err(&net_dev->dev, ++ "skb received with fragments %d which is more than %lu", ++ num_tpds_needed, EDMA_MAX_SKB_FRAGS); ++ dev_kfree_skb_any(skb); ++ adapter->stats.tx_errors++; ++ return NETDEV_TX_OK; ++ } ++ ++ if (edma_stp_rstp) { ++ u16 ath_hdr, ath_eth_type; ++ u8 mac_addr[EDMA_ETH_HDR_LEN]; ++ ath_eth_type = ntohs(*(uint16_t *)&skb->data[12]); ++ if (ath_eth_type == edma_ath_eth_type) { ++ packet_is_rstp = true; ++ ath_hdr = htons(*(uint16_t *)&skb->data[14]); ++ dp_bitmap = ath_hdr & EDMA_TX_ATH_HDR_PORT_BITMAP_MASK; ++ from_cpu = (ath_hdr & EDMA_TX_ATH_HDR_FROM_CPU_MASK) >> EDMA_TX_ATH_HDR_FROM_CPU_SHIFT; ++ memcpy(mac_addr, skb->data, EDMA_ETH_HDR_LEN); ++ ++ skb_pull(skb, 4); ++ ++ memcpy(skb->data, mac_addr, EDMA_ETH_HDR_LEN); ++ } ++ } ++ ++ /* this will be one of the 4 TX queues exposed to linux kernel */ ++ txq_id = skb_get_queue_mapping(skb); ++ queue_id = edma_tx_queue_get(adapter, skb, txq_id); ++ etdr = edma_cinfo->tpd_ring[queue_id]; ++ nq = netdev_get_tx_queue(net_dev, txq_id); ++ ++ local_bh_disable(); ++ /* Tx is not handled in bottom half context. Hence, we need to protect ++ * Tx from tasks and bottom half ++ */ ++ ++ if (num_tpds_needed > edma_tpd_available(edma_cinfo, queue_id)) { ++ /* not enough descriptor, just stop queue */ ++ netif_tx_stop_queue(nq); ++ local_bh_enable(); ++ dev_dbg(&net_dev->dev, "Not enough descriptors available"); ++ edma_cinfo->edma_ethstats.tx_desc_error++; ++ return NETDEV_TX_BUSY; ++ } ++ ++ /* Check and mark VLAN tag offload */ ++ if (skb_vlan_tag_present(skb)) ++ flags_transmit |= EDMA_VLAN_TX_TAG_INSERT_FLAG; ++ else if (adapter->default_vlan_tag) ++ flags_transmit |= EDMA_VLAN_TX_TAG_INSERT_DEFAULT_FLAG; ++ ++ /* Check and mark checksum offload */ ++ if (likely(skb->ip_summed == CHECKSUM_PARTIAL)) ++ flags_transmit |= EDMA_HW_CHECKSUM; ++ ++ /* Map and fill descriptor for Tx */ ++ ret = edma_tx_map_and_fill(edma_cinfo, adapter, skb, queue_id, ++ flags_transmit, from_cpu, dp_bitmap, packet_is_rstp, nr_frags); ++ if (ret) { ++ dev_kfree_skb_any(skb); ++ adapter->stats.tx_errors++; ++ goto netdev_okay; ++ } ++ ++ /* Update SW producer index */ ++ edma_tx_update_hw_idx(edma_cinfo, skb, queue_id); ++ ++ /* update tx statistics */ ++ adapter->stats.tx_packets++; ++ adapter->stats.tx_bytes += skb->len; ++ ++netdev_okay: ++ local_bh_enable(); ++ return NETDEV_TX_OK; ++} ++ ++/* ++ * edma_flow_may_expire() ++ * Timer function called periodically to delete the node ++ */ ++void edma_flow_may_expire(unsigned long data) ++{ ++ struct edma_adapter *adapter = (struct edma_adapter *)data; ++ int j; ++ ++ spin_lock_bh(&adapter->rfs.rfs_ftab_lock); ++ for (j = 0; j < EDMA_RFS_EXPIRE_COUNT_PER_CALL; j++) { ++ struct hlist_head *hhead; ++ struct hlist_node *tmp; ++ struct edma_rfs_filter_node *n; ++ bool res; ++ ++ hhead = &adapter->rfs.hlist_head[adapter->rfs.hashtoclean++]; ++ hlist_for_each_entry_safe(n, tmp, hhead, node) { ++ res = rps_may_expire_flow(adapter->netdev, n->rq_id, ++ n->flow_id, n->filter_id); ++ if (res) { ++ int ret; ++ ret = edma_delete_rfs_filter(adapter, n); ++ if (ret < 0) ++ dev_dbg(&adapter->netdev->dev, ++ "RFS entry %d not allowed to be flushed by Switch", ++ n->flow_id); ++ else { ++ hlist_del(&n->node); ++ kfree(n); ++ adapter->rfs.filter_available++; ++ } ++ } ++ } ++ } ++ ++ adapter->rfs.hashtoclean = adapter->rfs.hashtoclean & (EDMA_RFS_FLOW_ENTRIES - 1); ++ spin_unlock_bh(&adapter->rfs.rfs_ftab_lock); ++ mod_timer(&adapter->rfs.expire_rfs, jiffies + HZ / 4); ++} ++ ++/* edma_rx_flow_steer() ++ * Called by core to to steer the flow to CPU ++ */ ++int edma_rx_flow_steer(struct net_device *dev, const struct sk_buff *skb, ++ u16 rxq, u32 flow_id) ++{ ++ struct flow_keys keys; ++ struct edma_rfs_filter_node *filter_node; ++ struct edma_adapter *adapter = netdev_priv(dev); ++ u16 hash_tblid; ++ int res; ++ ++ if (skb->protocol == htons(ETH_P_IPV6)) { ++ dev_err(&adapter->pdev->dev, "IPv6 not supported\n"); ++ res = -EINVAL; ++ goto no_protocol_err; ++ } ++ ++ /* Dissect flow parameters ++ * We only support IPv4 + TCP/UDP ++ */ ++ res = skb_flow_dissect_flow_keys(skb, &keys, 0); ++ if (!((keys.basic.ip_proto == IPPROTO_TCP) || (keys.basic.ip_proto == IPPROTO_UDP))) { ++ res = -EPROTONOSUPPORT; ++ goto no_protocol_err; ++ } ++ ++ /* Check if table entry exists */ ++ hash_tblid = skb_get_hash_raw(skb) & EDMA_RFS_FLOW_ENTRIES_MASK; ++ ++ spin_lock_bh(&adapter->rfs.rfs_ftab_lock); ++ filter_node = edma_rfs_key_search(&adapter->rfs.hlist_head[hash_tblid], &keys); ++ ++ if (filter_node) { ++ if (rxq == filter_node->rq_id) { ++ res = -EEXIST; ++ goto out; ++ } else { ++ res = edma_delete_rfs_filter(adapter, filter_node); ++ if (res < 0) ++ dev_warn(&adapter->netdev->dev, ++ "Cannot steer flow %d to different queue", ++ filter_node->flow_id); ++ else { ++ adapter->rfs.filter_available++; ++ res = edma_add_rfs_filter(adapter, &keys, rxq, filter_node); ++ if (res < 0) { ++ dev_warn(&adapter->netdev->dev, ++ "Cannot steer flow %d to different queue", ++ filter_node->flow_id); ++ } else { ++ adapter->rfs.filter_available--; ++ filter_node->rq_id = rxq; ++ filter_node->filter_id = res; ++ } ++ } ++ } ++ } else { ++ if (adapter->rfs.filter_available == 0) { ++ res = -EBUSY; ++ goto out; ++ } ++ ++ filter_node = kmalloc(sizeof(*filter_node), GFP_ATOMIC); ++ if (!filter_node) { ++ res = -ENOMEM; ++ goto out; ++ } ++ ++ res = edma_add_rfs_filter(adapter, &keys, rxq, filter_node); ++ if (res < 0) { ++ kfree(filter_node); ++ goto out; ++ } ++ ++ adapter->rfs.filter_available--; ++ filter_node->rq_id = rxq; ++ filter_node->filter_id = res; ++ filter_node->flow_id = flow_id; ++ filter_node->keys = keys; ++ INIT_HLIST_NODE(&filter_node->node); ++ hlist_add_head(&filter_node->node, &adapter->rfs.hlist_head[hash_tblid]); ++ } ++ ++out: ++ spin_unlock_bh(&adapter->rfs.rfs_ftab_lock); ++no_protocol_err: ++ return res; ++} ++ ++/* edma_register_rfs_filter() ++ * Add RFS filter callback ++ */ ++int edma_register_rfs_filter(struct net_device *netdev, ++ set_rfs_filter_callback_t set_filter) ++{ ++ struct edma_adapter *adapter = netdev_priv(netdev); ++ ++ spin_lock_bh(&adapter->rfs.rfs_ftab_lock); ++ ++ if (adapter->set_rfs_rule) { ++ spin_unlock_bh(&adapter->rfs.rfs_ftab_lock); ++ return -1; ++ } ++ ++ adapter->set_rfs_rule = set_filter; ++ spin_unlock_bh(&adapter->rfs.rfs_ftab_lock); ++ ++ return 0; ++} ++ ++/* edma_alloc_tx_rings() ++ * Allocate rx rings ++ */ ++int edma_alloc_tx_rings(struct edma_common_info *edma_cinfo) ++{ ++ struct platform_device *pdev = edma_cinfo->pdev; ++ int i, err = 0; ++ ++ for (i = 0; i < edma_cinfo->num_tx_queues; i++) { ++ err = edma_alloc_tx_ring(edma_cinfo, edma_cinfo->tpd_ring[i]); ++ if (err) { ++ dev_err(&pdev->dev, "Tx Queue alloc %u failed\n", i); ++ return err; ++ } ++ } ++ ++ return 0; ++} ++ ++/* edma_free_tx_rings() ++ * Free tx rings ++ */ ++void edma_free_tx_rings(struct edma_common_info *edma_cinfo) ++{ ++ int i; ++ ++ for (i = 0; i < edma_cinfo->num_tx_queues; i++) ++ edma_free_tx_ring(edma_cinfo, edma_cinfo->tpd_ring[i]); ++} ++ ++/* edma_free_tx_resources() ++ * Free buffers associated with tx rings ++ */ ++void edma_free_tx_resources(struct edma_common_info *edma_cinfo) ++{ ++ struct edma_tx_desc_ring *etdr; ++ struct edma_sw_desc *sw_desc; ++ struct platform_device *pdev = edma_cinfo->pdev; ++ int i, j; ++ ++ for (i = 0; i < edma_cinfo->num_tx_queues; i++) { ++ etdr = edma_cinfo->tpd_ring[i]; ++ for (j = 0; j < EDMA_TX_RING_SIZE; j++) { ++ sw_desc = &etdr->sw_desc[j]; ++ if (sw_desc->flags & (EDMA_SW_DESC_FLAG_SKB_HEAD | ++ EDMA_SW_DESC_FLAG_SKB_FRAG | EDMA_SW_DESC_FLAG_SKB_FRAGLIST)) ++ edma_tx_unmap_and_free(pdev, sw_desc); ++ } ++ } ++} ++ ++/* edma_alloc_rx_rings() ++ * Allocate rx rings ++ */ ++int edma_alloc_rx_rings(struct edma_common_info *edma_cinfo) ++{ ++ struct platform_device *pdev = edma_cinfo->pdev; ++ int i, j, err = 0; ++ ++ for (i = 0, j = 0; i < edma_cinfo->num_rx_queues; i++) { ++ err = edma_alloc_rx_ring(edma_cinfo, edma_cinfo->rfd_ring[j]); ++ if (err) { ++ dev_err(&pdev->dev, "Rx Queue alloc%u failed\n", i); ++ return err; ++ } ++ j += ((edma_cinfo->num_rx_queues == 4) ? 2 : 1); ++ } ++ ++ return 0; ++} ++ ++/* edma_free_rx_rings() ++ * free rx rings ++ */ ++void edma_free_rx_rings(struct edma_common_info *edma_cinfo) ++{ ++ int i, j; ++ ++ for (i = 0, j = 0; i < edma_cinfo->num_rx_queues; i++) { ++ edma_free_rx_ring(edma_cinfo, edma_cinfo->rfd_ring[j]); ++ j += ((edma_cinfo->num_rx_queues == 4) ? 2 : 1); ++ } ++} ++ ++/* edma_free_queues() ++ * Free the queues allocaated ++ */ ++void edma_free_queues(struct edma_common_info *edma_cinfo) ++{ ++ int i , j; ++ ++ for (i = 0; i < edma_cinfo->num_tx_queues; i++) { ++ if (edma_cinfo->tpd_ring[i]) ++ kfree(edma_cinfo->tpd_ring[i]); ++ edma_cinfo->tpd_ring[i] = NULL; ++ } ++ ++ for (i = 0, j = 0; i < edma_cinfo->num_rx_queues; i++) { ++ if (edma_cinfo->rfd_ring[j]) ++ kfree(edma_cinfo->rfd_ring[j]); ++ edma_cinfo->rfd_ring[j] = NULL; ++ j += ((edma_cinfo->num_rx_queues == 4) ? 2 : 1); ++ } ++ ++ edma_cinfo->num_rx_queues = 0; ++ edma_cinfo->num_tx_queues = 0; ++ ++ return; ++} ++ ++/* edma_free_rx_resources() ++ * Free buffers associated with tx rings ++ */ ++void edma_free_rx_resources(struct edma_common_info *edma_cinfo) ++{ ++ struct edma_rfd_desc_ring *erdr; ++ struct edma_sw_desc *sw_desc; ++ struct platform_device *pdev = edma_cinfo->pdev; ++ int i, j, k; ++ ++ for (i = 0, k = 0; i < edma_cinfo->num_rx_queues; i++) { ++ erdr = edma_cinfo->rfd_ring[k]; ++ for (j = 0; j < EDMA_RX_RING_SIZE; j++) { ++ sw_desc = &erdr->sw_desc[j]; ++ if (likely(sw_desc->flags & EDMA_SW_DESC_FLAG_SKB_HEAD)) { ++ dma_unmap_single(&pdev->dev, sw_desc->dma, ++ sw_desc->length, DMA_FROM_DEVICE); ++ edma_clean_rfd(erdr, j); ++ } else if ((sw_desc->flags & EDMA_SW_DESC_FLAG_SKB_FRAG)) { ++ dma_unmap_page(&pdev->dev, sw_desc->dma, ++ sw_desc->length, DMA_FROM_DEVICE); ++ edma_clean_rfd(erdr, j); ++ } ++ } ++ k += ((edma_cinfo->num_rx_queues == 4) ? 2 : 1); ++ ++ } ++} ++ ++/* edma_alloc_queues_tx() ++ * Allocate memory for all rings ++ */ ++int edma_alloc_queues_tx(struct edma_common_info *edma_cinfo) ++{ ++ int i; ++ ++ for (i = 0; i < edma_cinfo->num_tx_queues; i++) { ++ struct edma_tx_desc_ring *etdr; ++ etdr = kzalloc(sizeof(struct edma_tx_desc_ring), GFP_KERNEL); ++ if (!etdr) ++ goto err; ++ etdr->count = edma_cinfo->tx_ring_count; ++ edma_cinfo->tpd_ring[i] = etdr; ++ } ++ ++ return 0; ++err: ++ edma_free_queues(edma_cinfo); ++ return -1; ++} ++ ++/* edma_alloc_queues_rx() ++ * Allocate memory for all rings ++ */ ++int edma_alloc_queues_rx(struct edma_common_info *edma_cinfo) ++{ ++ int i, j; ++ ++ for (i = 0, j = 0; i < edma_cinfo->num_rx_queues; i++) { ++ struct edma_rfd_desc_ring *rfd_ring; ++ rfd_ring = kzalloc(sizeof(struct edma_rfd_desc_ring), ++ GFP_KERNEL); ++ if (!rfd_ring) ++ goto err; ++ rfd_ring->count = edma_cinfo->rx_ring_count; ++ edma_cinfo->rfd_ring[j] = rfd_ring; ++ j += ((edma_cinfo->num_rx_queues == 4) ? 2 : 1); ++ } ++ return 0; ++err: ++ edma_free_queues(edma_cinfo); ++ return -1; ++} ++ ++/* edma_clear_irq_status() ++ * Clear interrupt status ++ */ ++void edma_clear_irq_status() ++{ ++ edma_write_reg(EDMA_REG_RX_ISR, 0xff); ++ edma_write_reg(EDMA_REG_TX_ISR, 0xffff); ++ edma_write_reg(EDMA_REG_MISC_ISR, 0x1fff); ++ edma_write_reg(EDMA_REG_WOL_ISR, 0x1); ++}; ++ ++/* edma_configure() ++ * Configure skb, edma interrupts and control register. ++ */ ++int edma_configure(struct edma_common_info *edma_cinfo) ++{ ++ struct edma_hw *hw = &edma_cinfo->hw; ++ u32 intr_modrt_data; ++ u32 intr_ctrl_data = 0; ++ int i, j, ret_count; ++ ++ edma_read_reg(EDMA_REG_INTR_CTRL, &intr_ctrl_data); ++ intr_ctrl_data &= ~(1 << EDMA_INTR_SW_IDX_W_TYP_SHIFT); ++ intr_ctrl_data |= hw->intr_sw_idx_w << EDMA_INTR_SW_IDX_W_TYP_SHIFT; ++ edma_write_reg(EDMA_REG_INTR_CTRL, intr_ctrl_data); ++ ++ edma_clear_irq_status(); ++ ++ /* Clear any WOL status */ ++ edma_write_reg(EDMA_REG_WOL_CTRL, 0); ++ intr_modrt_data = (EDMA_TX_IMT << EDMA_IRQ_MODRT_TX_TIMER_SHIFT); ++ intr_modrt_data |= (EDMA_RX_IMT << EDMA_IRQ_MODRT_RX_TIMER_SHIFT); ++ edma_write_reg(EDMA_REG_IRQ_MODRT_TIMER_INIT, intr_modrt_data); ++ edma_configure_tx(edma_cinfo); ++ edma_configure_rx(edma_cinfo); ++ ++ /* Allocate the RX buffer */ ++ for (i = 0, j = 0; i < edma_cinfo->num_rx_queues; i++) { ++ struct edma_rfd_desc_ring *ring = edma_cinfo->rfd_ring[j]; ++ ret_count = edma_alloc_rx_buf(edma_cinfo, ring, ring->count, j); ++ if (ret_count) { ++ dev_dbg(&edma_cinfo->pdev->dev, "not all rx buffers allocated\n"); ++ } ++ j += ((edma_cinfo->num_rx_queues == 4) ? 2 : 1); ++ } ++ ++ /* Configure descriptor Ring */ ++ edma_init_desc(edma_cinfo); ++ return 0; ++} ++ ++/* edma_irq_enable() ++ * Enable default interrupt generation settings ++ */ ++void edma_irq_enable(struct edma_common_info *edma_cinfo) ++{ ++ struct edma_hw *hw = &edma_cinfo->hw; ++ int i, j; ++ ++ edma_write_reg(EDMA_REG_RX_ISR, 0xff); ++ for (i = 0, j = 0; i < edma_cinfo->num_rx_queues; i++) { ++ edma_write_reg(EDMA_REG_RX_INT_MASK_Q(j), hw->rx_intr_mask); ++ j += ((edma_cinfo->num_rx_queues == 4) ? 2 : 1); ++ } ++ edma_write_reg(EDMA_REG_TX_ISR, 0xffff); ++ for (i = 0; i < edma_cinfo->num_tx_queues; i++) ++ edma_write_reg(EDMA_REG_TX_INT_MASK_Q(i), hw->tx_intr_mask); ++} ++ ++/* edma_irq_disable() ++ * Disable Interrupt ++ */ ++void edma_irq_disable(struct edma_common_info *edma_cinfo) ++{ ++ int i; ++ ++ for (i = 0; i < EDMA_MAX_RECEIVE_QUEUE; i++) ++ edma_write_reg(EDMA_REG_RX_INT_MASK_Q(i), 0x0); ++ ++ for (i = 0; i < EDMA_MAX_TRANSMIT_QUEUE; i++) ++ edma_write_reg(EDMA_REG_TX_INT_MASK_Q(i), 0x0); ++ edma_write_reg(EDMA_REG_MISC_IMR, 0); ++ edma_write_reg(EDMA_REG_WOL_IMR, 0); ++} ++ ++/* edma_free_irqs() ++ * Free All IRQs ++ */ ++void edma_free_irqs(struct edma_adapter *adapter) ++{ ++ struct edma_common_info *edma_cinfo = adapter->edma_cinfo; ++ int i, j; ++ int k = ((edma_cinfo->num_rx_queues == 4) ? 1 : 2); ++ ++ for (i = 0; i < CONFIG_NR_CPUS; i++) { ++ for (j = edma_cinfo->edma_percpu_info[i].tx_start; j < (edma_cinfo->edma_percpu_info[i].tx_start + 4); j++) ++ free_irq(edma_cinfo->tx_irq[j], &edma_cinfo->edma_percpu_info[i]); ++ ++ for (j = edma_cinfo->edma_percpu_info[i].rx_start; j < (edma_cinfo->edma_percpu_info[i].rx_start + k); j++) ++ free_irq(edma_cinfo->rx_irq[j], &edma_cinfo->edma_percpu_info[i]); ++ } ++} ++ ++/* edma_enable_rx_ctrl() ++ * Enable RX queue control ++ */ ++void edma_enable_rx_ctrl(struct edma_hw *hw) ++{ ++ u32 data; ++ ++ edma_read_reg(EDMA_REG_RXQ_CTRL, &data); ++ data |= EDMA_RXQ_CTRL_EN; ++ edma_write_reg(EDMA_REG_RXQ_CTRL, data); ++} ++ ++ ++/* edma_enable_tx_ctrl() ++ * Enable TX queue control ++ */ ++void edma_enable_tx_ctrl(struct edma_hw *hw) ++{ ++ u32 data; ++ ++ edma_read_reg(EDMA_REG_TXQ_CTRL, &data); ++ data |= EDMA_TXQ_CTRL_TXQ_EN; ++ edma_write_reg(EDMA_REG_TXQ_CTRL, data); ++} ++ ++/* edma_stop_rx_tx() ++ * Disable RX/TQ Queue control ++ */ ++void edma_stop_rx_tx(struct edma_hw *hw) ++{ ++ u32 data; ++ ++ edma_read_reg(EDMA_REG_RXQ_CTRL, &data); ++ data &= ~EDMA_RXQ_CTRL_EN; ++ edma_write_reg(EDMA_REG_RXQ_CTRL, data); ++ edma_read_reg(EDMA_REG_TXQ_CTRL, &data); ++ data &= ~EDMA_TXQ_CTRL_TXQ_EN; ++ edma_write_reg(EDMA_REG_TXQ_CTRL, data); ++} ++ ++/* edma_reset() ++ * Reset the EDMA ++ */ ++int edma_reset(struct edma_common_info *edma_cinfo) ++{ ++ struct edma_hw *hw = &edma_cinfo->hw; ++ ++ edma_irq_disable(edma_cinfo); ++ ++ edma_clear_irq_status(); ++ ++ edma_stop_rx_tx(hw); ++ ++ return 0; ++} ++ ++/* edma_fill_netdev() ++ * Fill netdev for each etdr ++ */ ++int edma_fill_netdev(struct edma_common_info *edma_cinfo, int queue_id, ++ int dev, int txq_id) ++{ ++ struct edma_tx_desc_ring *etdr; ++ int i = 0; ++ ++ etdr = edma_cinfo->tpd_ring[queue_id]; ++ ++ while (etdr->netdev[i]) ++ i++; ++ ++ if (i >= EDMA_MAX_NETDEV_PER_QUEUE) ++ return -1; ++ ++ /* Populate the netdev associated with the tpd ring */ ++ etdr->netdev[i] = edma_netdev[dev]; ++ etdr->nq[i] = netdev_get_tx_queue(edma_netdev[dev], txq_id); ++ ++ return 0; ++} ++ ++/* edma_change_mtu() ++ * change the MTU of the NIC. ++ */ ++int edma_change_mtu(struct net_device *netdev, int new_mtu) ++{ ++ struct edma_adapter *adapter = netdev_priv(netdev); ++ struct edma_common_info *edma_cinfo = adapter->edma_cinfo; ++ int old_mtu = netdev->mtu; ++ int max_frame_size = new_mtu + ETH_HLEN + ETH_FCS_LEN + (2 * VLAN_HLEN); ++ ++ if ((max_frame_size < ETH_ZLEN + ETH_FCS_LEN) || ++ (max_frame_size > EDMA_MAX_JUMBO_FRAME_SIZE)) { ++ dev_err(&edma_cinfo->pdev->dev, "MTU setting not correct\n"); ++ return -EINVAL; ++ } ++ ++ /* set MTU */ ++ if (old_mtu != new_mtu) { ++ netdev->mtu = new_mtu; ++ netdev_update_features(netdev); ++ } ++ ++ return 0; ++} ++ ++/* edma_set_mac() ++ * Change the Ethernet Address of the NIC ++ */ ++int edma_set_mac_addr(struct net_device *netdev, void *p) ++{ ++ struct sockaddr *addr = p; ++ ++ if (!is_valid_ether_addr(addr->sa_data)) ++ return -EINVAL; ++ ++ if (netif_running(netdev)) ++ return -EBUSY; ++ ++ memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len); ++ return 0; ++} ++ ++/* edma_set_stp_rstp() ++ * set stp/rstp ++ */ ++void edma_set_stp_rstp(bool rstp) ++{ ++ edma_stp_rstp = rstp; ++} ++ ++/* edma_assign_ath_hdr_type() ++ * assign atheros header eth type ++ */ ++void edma_assign_ath_hdr_type(int eth_type) ++{ ++ edma_ath_eth_type = eth_type & EDMA_ETH_TYPE_MASK; ++} ++ ++/* edma_get_default_vlan_tag() ++ * Used by other modules to get the default vlan tag ++ */ ++int edma_get_default_vlan_tag(struct net_device *netdev) ++{ ++ struct edma_adapter *adapter = netdev_priv(netdev); ++ ++ if (adapter->default_vlan_tag) ++ return adapter->default_vlan_tag; ++ ++ return 0; ++} ++ ++/* edma_open() ++ * gets called when netdevice is up, start the queue. ++ */ ++int edma_open(struct net_device *netdev) ++{ ++ struct edma_adapter *adapter = netdev_priv(netdev); ++ struct platform_device *pdev = adapter->edma_cinfo->pdev; ++ ++ netif_tx_start_all_queues(netdev); ++ edma_initialise_rfs_flow_table(adapter); ++ set_bit(__EDMA_UP, &adapter->state_flags); ++ ++ /* if Link polling is enabled, in our case enabled for WAN, then ++ * do a phy start, else always set link as UP ++ */ ++ if (adapter->poll_required) { ++ if (!IS_ERR(adapter->phydev)) { ++ phy_start(adapter->phydev); ++ phy_start_aneg(adapter->phydev); ++ adapter->link_state = __EDMA_LINKDOWN; ++ } else { ++ dev_dbg(&pdev->dev, "Invalid PHY device for a link polled interface\n"); ++ } ++ } else { ++ adapter->link_state = __EDMA_LINKUP; ++ netif_carrier_on(netdev); ++ } ++ ++ return 0; ++} ++ ++ ++/* edma_close() ++ * gets called when netdevice is down, stops the queue. ++ */ ++int edma_close(struct net_device *netdev) ++{ ++ struct edma_adapter *adapter = netdev_priv(netdev); ++ ++ edma_free_rfs_flow_table(adapter); ++ netif_carrier_off(netdev); ++ netif_tx_stop_all_queues(netdev); ++ ++ if (adapter->poll_required) { ++ if (!IS_ERR(adapter->phydev)) ++ phy_stop(adapter->phydev); ++ } ++ ++ adapter->link_state = __EDMA_LINKDOWN; ++ ++ /* Set GMAC state to UP before link state is checked ++ */ ++ clear_bit(__EDMA_UP, &adapter->state_flags); ++ ++ return 0; ++} ++ ++/* edma_poll ++ * polling function that gets called when the napi gets scheduled. ++ * ++ * Main sequence of task performed in this api ++ * is clear irq status -> clear_tx_irq -> clean_rx_irq-> ++ * enable interrupts. ++ */ ++int edma_poll(struct napi_struct *napi, int budget) ++{ ++ struct edma_per_cpu_queues_info *edma_percpu_info = container_of(napi, ++ struct edma_per_cpu_queues_info, napi); ++ struct edma_common_info *edma_cinfo = edma_percpu_info->edma_cinfo; ++ u32 reg_data; ++ u32 shadow_rx_status, shadow_tx_status; ++ int queue_id; ++ int i, work_done = 0; ++ ++ /* Store the Rx/Tx status by ANDing it with ++ * appropriate CPU RX?TX mask ++ */ ++ edma_read_reg(EDMA_REG_RX_ISR, ®_data); ++ edma_percpu_info->rx_status |= reg_data & edma_percpu_info->rx_mask; ++ shadow_rx_status = edma_percpu_info->rx_status; ++ edma_read_reg(EDMA_REG_TX_ISR, ®_data); ++ edma_percpu_info->tx_status |= reg_data & edma_percpu_info->tx_mask; ++ shadow_tx_status = edma_percpu_info->tx_status; ++ ++ /* Every core will have a start, which will be computed ++ * in probe and stored in edma_percpu_info->tx_start variable. ++ * We will shift the status bit by tx_start to obtain ++ * status bits for the core on which the current processing ++ * is happening. Since, there are 4 tx queues per core, ++ * we will run the loop till we get the correct queue to clear. ++ */ ++ while (edma_percpu_info->tx_status) { ++ queue_id = ffs(edma_percpu_info->tx_status) - 1; ++ edma_tx_complete(edma_cinfo, queue_id); ++ edma_percpu_info->tx_status &= ~(1 << queue_id); ++ } ++ ++ /* Every core will have a start, which will be computed ++ * in probe and stored in edma_percpu_info->tx_start variable. ++ * We will shift the status bit by tx_start to obtain ++ * status bits for the core on which the current processing ++ * is happening. Since, there are 4 tx queues per core, we ++ * will run the loop till we get the correct queue to clear. ++ */ ++ while (edma_percpu_info->rx_status) { ++ queue_id = ffs(edma_percpu_info->rx_status) - 1; ++ edma_rx_complete(edma_cinfo, &work_done, ++ budget, queue_id, napi); ++ ++ if (likely(work_done < budget)) ++ edma_percpu_info->rx_status &= ~(1 << queue_id); ++ else ++ break; ++ } ++ ++ /* Clear the status register, to avoid the interrupts to ++ * reoccur.This clearing of interrupt status register is ++ * done here as writing to status register only takes place ++ * once the producer/consumer index has been updated to ++ * reflect that the packet transmission/reception went fine. ++ */ ++ edma_write_reg(EDMA_REG_RX_ISR, shadow_rx_status); ++ edma_write_reg(EDMA_REG_TX_ISR, shadow_tx_status); ++ ++ /* If budget not fully consumed, exit the polling mode */ ++ if (likely(work_done < budget)) { ++ napi_complete(napi); ++ ++ /* re-enable the interrupts */ ++ for (i = 0; i < edma_cinfo->num_rxq_per_core; i++) ++ edma_write_reg(EDMA_REG_RX_INT_MASK_Q(edma_percpu_info->rx_start + i), 0x1); ++ for (i = 0; i < edma_cinfo->num_txq_per_core; i++) ++ edma_write_reg(EDMA_REG_TX_INT_MASK_Q(edma_percpu_info->tx_start + i), 0x1); ++ } ++ ++ return work_done; ++} ++ ++/* edma interrupt() ++ * interrupt handler ++ */ ++irqreturn_t edma_interrupt(int irq, void *dev) ++{ ++ struct edma_per_cpu_queues_info *edma_percpu_info = (struct edma_per_cpu_queues_info *) dev; ++ struct edma_common_info *edma_cinfo = edma_percpu_info->edma_cinfo; ++ int i; ++ ++ /* Unmask the TX/RX interrupt register */ ++ for (i = 0; i < edma_cinfo->num_rxq_per_core; i++) ++ edma_write_reg(EDMA_REG_RX_INT_MASK_Q(edma_percpu_info->rx_start + i), 0x0); ++ ++ for (i = 0; i < edma_cinfo->num_txq_per_core; i++) ++ edma_write_reg(EDMA_REG_TX_INT_MASK_Q(edma_percpu_info->tx_start + i), 0x0); ++ ++ napi_schedule(&edma_percpu_info->napi); ++ ++ return IRQ_HANDLED; ++} +--- /dev/null ++++ b/drivers/net/ethernet/qualcomm/essedma/edma.h +@@ -0,0 +1,447 @@ ++/* ++ * Copyright (c) 2014 - 2016, The Linux Foundation. All rights reserved. ++ * ++ * Permission to use, copy, modify, and/or distribute this software for ++ * any purpose with or without fee is hereby granted, provided that the ++ * above copyright notice and this permission notice appear in all copies. ++ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES ++ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF ++ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ++ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES ++ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ++ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT ++ * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. ++ */ ++ ++#ifndef _EDMA_H_ ++#define _EDMA_H_ ++ ++#include <linux/init.h> ++#include <linux/interrupt.h> ++#include <linux/types.h> ++#include <linux/errno.h> ++#include <linux/module.h> ++#include <linux/netdevice.h> ++#include <linux/etherdevice.h> ++#include <linux/skbuff.h> ++#include <linux/io.h> ++#include <linux/vmalloc.h> ++#include <linux/pagemap.h> ++#include <linux/smp.h> ++#include <linux/platform_device.h> ++#include <linux/of.h> ++#include <linux/of_device.h> ++#include <linux/kernel.h> ++#include <linux/device.h> ++#include <linux/sysctl.h> ++#include <linux/phy.h> ++#include <linux/of_net.h> ++#include <net/checksum.h> ++#include <net/ip6_checksum.h> ++#include <asm-generic/bug.h> ++#include "ess_edma.h" ++ ++#define EDMA_CPU_CORES_SUPPORTED 4 ++#define EDMA_MAX_PORTID_SUPPORTED 5 ++#define EDMA_MAX_VLAN_SUPPORTED EDMA_MAX_PORTID_SUPPORTED ++#define EDMA_MAX_PORTID_BITMAP_INDEX (EDMA_MAX_PORTID_SUPPORTED + 1) ++#define EDMA_MAX_PORTID_BITMAP_SUPPORTED 0x1f /* 0001_1111 = 0x1f */ ++#define EDMA_MAX_NETDEV_PER_QUEUE 4 /* 3 Netdev per queue, 1 space for indexing */ ++ ++#define EDMA_MAX_RECEIVE_QUEUE 8 ++#define EDMA_MAX_TRANSMIT_QUEUE 16 ++ ++/* WAN/LAN adapter number */ ++#define EDMA_WAN 0 ++#define EDMA_LAN 1 ++ ++/* VLAN tag */ ++#define EDMA_LAN_DEFAULT_VLAN 1 ++#define EDMA_WAN_DEFAULT_VLAN 2 ++ ++#define EDMA_DEFAULT_GROUP1_VLAN 1 ++#define EDMA_DEFAULT_GROUP2_VLAN 2 ++#define EDMA_DEFAULT_GROUP3_VLAN 3 ++#define EDMA_DEFAULT_GROUP4_VLAN 4 ++#define EDMA_DEFAULT_GROUP5_VLAN 5 ++ ++/* Queues exposed to linux kernel */ ++#define EDMA_NETDEV_TX_QUEUE 4 ++#define EDMA_NETDEV_RX_QUEUE 4 ++ ++/* Number of queues per core */ ++#define EDMA_NUM_TXQ_PER_CORE 4 ++#define EDMA_NUM_RXQ_PER_CORE 2 ++ ++#define EDMA_TPD_EOP_SHIFT 31 ++ ++#define EDMA_PORT_ID_SHIFT 12 ++#define EDMA_PORT_ID_MASK 0x7 ++ ++/* tpd word 3 bit 18-28 */ ++#define EDMA_TPD_PORT_BITMAP_SHIFT 18 ++ ++#define EDMA_TPD_FROM_CPU_SHIFT 25 ++ ++#define EDMA_FROM_CPU_MASK 0x80 ++#define EDMA_SKB_PRIORITY_MASK 0x38 ++ ++/* TX/RX descriptor ring count */ ++/* should be a power of 2 */ ++#define EDMA_RX_RING_SIZE 128 ++#define EDMA_TX_RING_SIZE 128 ++ ++/* Flags used in paged/non paged mode */ ++#define EDMA_RX_HEAD_BUFF_SIZE_JUMBO 256 ++#define EDMA_RX_HEAD_BUFF_SIZE 1540 ++ ++/* MAX frame size supported by switch */ ++#define EDMA_MAX_JUMBO_FRAME_SIZE 9216 ++ ++/* Configurations */ ++#define EDMA_INTR_CLEAR_TYPE 0 ++#define EDMA_INTR_SW_IDX_W_TYPE 0 ++#define EDMA_FIFO_THRESH_TYPE 0 ++#define EDMA_RSS_TYPE 0 ++#define EDMA_RX_IMT 0x0020 ++#define EDMA_TX_IMT 0x0050 ++#define EDMA_TPD_BURST 5 ++#define EDMA_TXF_BURST 0x100 ++#define EDMA_RFD_BURST 8 ++#define EDMA_RFD_THR 16 ++#define EDMA_RFD_LTHR 0 ++ ++/* RX/TX per CPU based mask/shift */ ++#define EDMA_TX_PER_CPU_MASK 0xF ++#define EDMA_RX_PER_CPU_MASK 0x3 ++#define EDMA_TX_PER_CPU_MASK_SHIFT 0x2 ++#define EDMA_RX_PER_CPU_MASK_SHIFT 0x1 ++#define EDMA_TX_CPU_START_SHIFT 0x2 ++#define EDMA_RX_CPU_START_SHIFT 0x1 ++ ++/* FLags used in transmit direction */ ++#define EDMA_HW_CHECKSUM 0x00000001 ++#define EDMA_VLAN_TX_TAG_INSERT_FLAG 0x00000002 ++#define EDMA_VLAN_TX_TAG_INSERT_DEFAULT_FLAG 0x00000004 ++ ++#define EDMA_SW_DESC_FLAG_LAST 0x1 ++#define EDMA_SW_DESC_FLAG_SKB_HEAD 0x2 ++#define EDMA_SW_DESC_FLAG_SKB_FRAG 0x4 ++#define EDMA_SW_DESC_FLAG_SKB_FRAGLIST 0x8 ++#define EDMA_SW_DESC_FLAG_SKB_NONE 0x10 ++#define EDMA_SW_DESC_FLAG_SKB_REUSE 0x20 ++ ++ ++#define EDMA_MAX_SKB_FRAGS (MAX_SKB_FRAGS + 1) ++ ++/* Ethtool specific list of EDMA supported features */ ++#define EDMA_SUPPORTED_FEATURES (SUPPORTED_10baseT_Half \ ++ | SUPPORTED_10baseT_Full \ ++ | SUPPORTED_100baseT_Half \ ++ | SUPPORTED_100baseT_Full \ ++ | SUPPORTED_1000baseT_Full) ++ ++/* Recevie side atheros Header */ ++#define EDMA_RX_ATH_HDR_VERSION 0x2 ++#define EDMA_RX_ATH_HDR_VERSION_SHIFT 14 ++#define EDMA_RX_ATH_HDR_PRIORITY_SHIFT 11 ++#define EDMA_RX_ATH_PORT_TYPE_SHIFT 6 ++#define EDMA_RX_ATH_HDR_RSTP_PORT_TYPE 0x4 ++ ++/* Transmit side atheros Header */ ++#define EDMA_TX_ATH_HDR_PORT_BITMAP_MASK 0x7F ++#define EDMA_TX_ATH_HDR_FROM_CPU_MASK 0x80 ++#define EDMA_TX_ATH_HDR_FROM_CPU_SHIFT 7 ++ ++#define EDMA_TXQ_START_CORE0 8 ++#define EDMA_TXQ_START_CORE1 12 ++#define EDMA_TXQ_START_CORE2 0 ++#define EDMA_TXQ_START_CORE3 4 ++ ++#define EDMA_TXQ_IRQ_MASK_CORE0 0x0F00 ++#define EDMA_TXQ_IRQ_MASK_CORE1 0xF000 ++#define EDMA_TXQ_IRQ_MASK_CORE2 0x000F ++#define EDMA_TXQ_IRQ_MASK_CORE3 0x00F0 ++ ++#define EDMA_ETH_HDR_LEN 12 ++#define EDMA_ETH_TYPE_MASK 0xFFFF ++ ++#define EDMA_RX_BUFFER_WRITE 16 ++#define EDMA_RFD_AVAIL_THR 80 ++ ++#define EDMA_GMAC_NO_MDIO_PHY PHY_MAX_ADDR ++ ++extern int ssdk_rfs_ipct_rule_set(__be32 ip_src, __be32 ip_dst, ++ __be16 sport, __be16 dport, ++ uint8_t proto, u16 loadbalance, bool action); ++struct edma_ethtool_statistics { ++ u32 tx_q0_pkt; ++ u32 tx_q1_pkt; ++ u32 tx_q2_pkt; ++ u32 tx_q3_pkt; ++ u32 tx_q4_pkt; ++ u32 tx_q5_pkt; ++ u32 tx_q6_pkt; ++ u32 tx_q7_pkt; ++ u32 tx_q8_pkt; ++ u32 tx_q9_pkt; ++ u32 tx_q10_pkt; ++ u32 tx_q11_pkt; ++ u32 tx_q12_pkt; ++ u32 tx_q13_pkt; ++ u32 tx_q14_pkt; ++ u32 tx_q15_pkt; ++ u32 tx_q0_byte; ++ u32 tx_q1_byte; ++ u32 tx_q2_byte; ++ u32 tx_q3_byte; ++ u32 tx_q4_byte; ++ u32 tx_q5_byte; ++ u32 tx_q6_byte; ++ u32 tx_q7_byte; ++ u32 tx_q8_byte; ++ u32 tx_q9_byte; ++ u32 tx_q10_byte; ++ u32 tx_q11_byte; ++ u32 tx_q12_byte; ++ u32 tx_q13_byte; ++ u32 tx_q14_byte; ++ u32 tx_q15_byte; ++ u32 rx_q0_pkt; ++ u32 rx_q1_pkt; ++ u32 rx_q2_pkt; ++ u32 rx_q3_pkt; ++ u32 rx_q4_pkt; ++ u32 rx_q5_pkt; ++ u32 rx_q6_pkt; ++ u32 rx_q7_pkt; ++ u32 rx_q0_byte; ++ u32 rx_q1_byte; ++ u32 rx_q2_byte; ++ u32 rx_q3_byte; ++ u32 rx_q4_byte; ++ u32 rx_q5_byte; ++ u32 rx_q6_byte; ++ u32 rx_q7_byte; ++ u32 tx_desc_error; ++}; ++ ++struct edma_mdio_data { ++ struct mii_bus *mii_bus; ++ void __iomem *membase; ++ int phy_irq[PHY_MAX_ADDR]; ++}; ++ ++/* EDMA LINK state */ ++enum edma_link_state { ++ __EDMA_LINKUP, /* Indicate link is UP */ ++ __EDMA_LINKDOWN /* Indicate link is down */ ++}; ++ ++/* EDMA GMAC state */ ++enum edma_gmac_state { ++ __EDMA_UP /* use to indicate GMAC is up */ ++}; ++ ++/* edma transmit descriptor */ ++struct edma_tx_desc { ++ __le16 len; /* full packet including CRC */ ++ __le16 svlan_tag; /* vlan tag */ ++ __le32 word1; /* byte 4-7 */ ++ __le32 addr; /* address of buffer */ ++ __le32 word3; /* byte 12 */ ++}; ++ ++/* edma receive return descriptor */ ++struct edma_rx_return_desc { ++ u16 rrd0; ++ u16 rrd1; ++ u16 rrd2; ++ u16 rrd3; ++ u16 rrd4; ++ u16 rrd5; ++ u16 rrd6; ++ u16 rrd7; ++}; ++ ++/* RFD descriptor */ ++struct edma_rx_free_desc { ++ __le32 buffer_addr; /* buffer address */ ++}; ++ ++/* edma hw specific data */ ++struct edma_hw { ++ u32 __iomem *hw_addr; /* inner register address */ ++ struct edma_adapter *adapter; /* netdevice adapter */ ++ u32 rx_intr_mask; /*rx interrupt mask */ ++ u32 tx_intr_mask; /* tx interrupt nask */ ++ u32 misc_intr_mask; /* misc interrupt mask */ ++ u32 wol_intr_mask; /* wake on lan interrupt mask */ ++ bool intr_clear_type; /* interrupt clear */ ++ bool intr_sw_idx_w; /* interrupt software index */ ++ u32 rx_head_buff_size; /* Rx buffer size */ ++ u8 rss_type; /* rss protocol type */ ++}; ++ ++/* edma_sw_desc stores software descriptor ++ * SW descriptor has 1:1 map with HW descriptor ++ */ ++struct edma_sw_desc { ++ struct sk_buff *skb; ++ dma_addr_t dma; /* dma address */ ++ u16 length; /* Tx/Rx buffer length */ ++ u32 flags; ++}; ++ ++/* per core related information */ ++struct edma_per_cpu_queues_info { ++ struct napi_struct napi; /* napi associated with the core */ ++ u32 tx_mask; /* tx interrupt mask */ ++ u32 rx_mask; /* rx interrupt mask */ ++ u32 tx_status; /* tx interrupt status */ ++ u32 rx_status; /* rx interrupt status */ ++ u32 tx_start; /* tx queue start */ ++ u32 rx_start; /* rx queue start */ ++ struct edma_common_info *edma_cinfo; /* edma common info */ ++}; ++ ++/* edma specific common info */ ++struct edma_common_info { ++ struct edma_tx_desc_ring *tpd_ring[16]; /* 16 Tx queues */ ++ struct edma_rfd_desc_ring *rfd_ring[8]; /* 8 Rx queues */ ++ struct platform_device *pdev; /* device structure */ ++ struct net_device *netdev[EDMA_MAX_PORTID_SUPPORTED]; ++ struct net_device *portid_netdev_lookup_tbl[EDMA_MAX_PORTID_BITMAP_INDEX]; ++ struct ctl_table_header *edma_ctl_table_hdr; ++ int num_gmac; ++ struct edma_ethtool_statistics edma_ethstats; /* ethtool stats */ ++ int num_rx_queues; /* number of rx queue */ ++ u32 num_tx_queues; /* number of tx queue */ ++ u32 tx_irq[16]; /* number of tx irq */ ++ u32 rx_irq[8]; /* number of rx irq */ ++ u32 from_cpu; /* from CPU TPD field */ ++ u32 num_rxq_per_core; /* Rx queues per core */ ++ u32 num_txq_per_core; /* Tx queues per core */ ++ u16 tx_ring_count; /* Tx ring count */ ++ u16 rx_ring_count; /* Rx ring*/ ++ u16 rx_head_buffer_len; /* rx buffer length */ ++ u16 rx_page_buffer_len; /* rx buffer length */ ++ u32 page_mode; /* Jumbo frame supported flag */ ++ u32 fraglist_mode; /* fraglist supported flag */ ++ struct edma_hw hw; /* edma hw specific structure */ ++ struct edma_per_cpu_queues_info edma_percpu_info[CONFIG_NR_CPUS]; /* per cpu information */ ++ spinlock_t stats_lock; /* protect edma stats area for updation */ ++}; ++ ++/* transimit packet descriptor (tpd) ring */ ++struct edma_tx_desc_ring { ++ struct netdev_queue *nq[EDMA_MAX_NETDEV_PER_QUEUE]; /* Linux queue index */ ++ struct net_device *netdev[EDMA_MAX_NETDEV_PER_QUEUE]; ++ /* Array of netdevs associated with the tpd ring */ ++ void *hw_desc; /* descriptor ring virtual address */ ++ struct edma_sw_desc *sw_desc; /* buffer associated with ring */ ++ int netdev_bmp; /* Bitmap for per-ring netdevs */ ++ u32 size; /* descriptor ring length in bytes */ ++ u16 count; /* number of descriptors in the ring */ ++ dma_addr_t dma; /* descriptor ring physical address */ ++ u16 sw_next_to_fill; /* next Tx descriptor to fill */ ++ u16 sw_next_to_clean; /* next Tx descriptor to clean */ ++}; ++ ++/* receive free descriptor (rfd) ring */ ++struct edma_rfd_desc_ring { ++ void *hw_desc; /* descriptor ring virtual address */ ++ struct edma_sw_desc *sw_desc; /* buffer associated with ring */ ++ u16 size; /* bytes allocated to sw_desc */ ++ u16 count; /* number of descriptors in the ring */ ++ dma_addr_t dma; /* descriptor ring physical address */ ++ u16 sw_next_to_fill; /* next descriptor to fill */ ++ u16 sw_next_to_clean; /* next descriptor to clean */ ++}; ++ ++/* edma_rfs_flter_node - rfs filter node in hash table */ ++struct edma_rfs_filter_node { ++ struct flow_keys keys; ++ u32 flow_id; /* flow_id of filter provided by kernel */ ++ u16 filter_id; /* filter id of filter returned by adaptor */ ++ u16 rq_id; /* desired rq index */ ++ struct hlist_node node; /* edma rfs list node */ ++}; ++ ++/* edma_rfs_flow_tbl - rfs flow table */ ++struct edma_rfs_flow_table { ++ u16 max_num_filter; /* Maximum number of filters edma supports */ ++ u16 hashtoclean; /* hash table index to clean next */ ++ int filter_available; /* Number of free filters available */ ++ struct hlist_head hlist_head[EDMA_RFS_FLOW_ENTRIES]; ++ spinlock_t rfs_ftab_lock; ++ struct timer_list expire_rfs; /* timer function for edma_rps_may_expire_flow */ ++}; ++ ++/* EDMA net device structure */ ++struct edma_adapter { ++ struct net_device *netdev; /* netdevice */ ++ struct platform_device *pdev; /* platform device */ ++ struct edma_common_info *edma_cinfo; /* edma common info */ ++ struct phy_device *phydev; /* Phy device */ ++ struct edma_rfs_flow_table rfs; /* edma rfs flow table */ ++ struct net_device_stats stats; /* netdev statistics */ ++ set_rfs_filter_callback_t set_rfs_rule; ++ u32 flags;/* status flags */ ++ unsigned long state_flags; /* GMAC up/down flags */ ++ u32 forced_speed; /* link force speed */ ++ u32 forced_duplex; /* link force duplex */ ++ u32 link_state; /* phy link state */ ++ u32 phy_mdio_addr; /* PHY device address on MII interface */ ++ u32 poll_required; /* check if link polling is required */ ++ u32 tx_start_offset[CONFIG_NR_CPUS]; /* tx queue start */ ++ u32 default_vlan_tag; /* vlan tag */ ++ u32 dp_bitmap; ++ uint8_t phy_id[MII_BUS_ID_SIZE + 3]; ++}; ++ ++int edma_alloc_queues_tx(struct edma_common_info *edma_cinfo); ++int edma_alloc_queues_rx(struct edma_common_info *edma_cinfo); ++int edma_open(struct net_device *netdev); ++int edma_close(struct net_device *netdev); ++void edma_free_tx_resources(struct edma_common_info *edma_c_info); ++void edma_free_rx_resources(struct edma_common_info *edma_c_info); ++int edma_alloc_tx_rings(struct edma_common_info *edma_cinfo); ++int edma_alloc_rx_rings(struct edma_common_info *edma_cinfo); ++void edma_free_tx_rings(struct edma_common_info *edma_cinfo); ++void edma_free_rx_rings(struct edma_common_info *edma_cinfo); ++void edma_free_queues(struct edma_common_info *edma_cinfo); ++void edma_irq_disable(struct edma_common_info *edma_cinfo); ++int edma_reset(struct edma_common_info *edma_cinfo); ++int edma_poll(struct napi_struct *napi, int budget); ++netdev_tx_t edma_xmit(struct sk_buff *skb, ++ struct net_device *netdev); ++int edma_configure(struct edma_common_info *edma_cinfo); ++void edma_irq_enable(struct edma_common_info *edma_cinfo); ++void edma_enable_tx_ctrl(struct edma_hw *hw); ++void edma_enable_rx_ctrl(struct edma_hw *hw); ++void edma_stop_rx_tx(struct edma_hw *hw); ++void edma_free_irqs(struct edma_adapter *adapter); ++irqreturn_t edma_interrupt(int irq, void *dev); ++void edma_write_reg(u16 reg_addr, u32 reg_value); ++void edma_read_reg(u16 reg_addr, volatile u32 *reg_value); ++struct net_device_stats *edma_get_stats(struct net_device *netdev); ++int edma_set_mac_addr(struct net_device *netdev, void *p); ++int edma_rx_flow_steer(struct net_device *dev, const struct sk_buff *skb, ++ u16 rxq, u32 flow_id); ++int edma_register_rfs_filter(struct net_device *netdev, ++ set_rfs_filter_callback_t set_filter); ++void edma_flow_may_expire(unsigned long data); ++void edma_set_ethtool_ops(struct net_device *netdev); ++int edma_change_mtu(struct net_device *netdev, int new_mtu); ++void edma_set_stp_rstp(bool tag); ++void edma_assign_ath_hdr_type(int tag); ++int edma_get_default_vlan_tag(struct net_device *netdev); ++void edma_adjust_link(struct net_device *netdev); ++int edma_fill_netdev(struct edma_common_info *edma_cinfo, int qid, int num, int txq_id); ++void edma_read_append_stats(struct edma_common_info *edma_cinfo); ++void edma_change_tx_coalesce(int usecs); ++void edma_change_rx_coalesce(int usecs); ++void edma_get_tx_rx_coalesce(u32 *reg_val); ++void edma_clear_irq_status(void); ++#endif /* _EDMA_H_ */ +--- /dev/null ++++ b/drivers/net/ethernet/qualcomm/essedma/edma_axi.c +@@ -0,0 +1,1220 @@ ++/* ++ * Copyright (c) 2014 - 2016, The Linux Foundation. All rights reserved. ++ * ++ * Permission to use, copy, modify, and/or distribute this software for ++ * any purpose with or without fee is hereby granted, provided that the ++ * above copyright notice and this permission notice appear in all copies. ++ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES ++ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF ++ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ++ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES ++ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ++ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT ++ * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. ++ */ ++ ++#include <linux/cpu_rmap.h> ++#include <linux/of.h> ++#include <linux/of_net.h> ++#include <linux/timer.h> ++#include "edma.h" ++#include "ess_edma.h" ++ ++/* Weight round robin and virtual QID mask */ ++#define EDMA_WRR_VID_SCTL_MASK 0xffff ++ ++/* Weight round robin and virtual QID shift */ ++#define EDMA_WRR_VID_SCTL_SHIFT 16 ++ ++char edma_axi_driver_name[] = "ess_edma"; ++static const u32 default_msg = NETIF_MSG_DRV | NETIF_MSG_PROBE | ++ NETIF_MSG_LINK | NETIF_MSG_TIMER | NETIF_MSG_IFDOWN | NETIF_MSG_IFUP; ++ ++static u32 edma_hw_addr; ++ ++struct timer_list edma_stats_timer; ++ ++char edma_tx_irq[16][64]; ++char edma_rx_irq[8][64]; ++struct net_device *edma_netdev[EDMA_MAX_PORTID_SUPPORTED]; ++static u16 tx_start[4] = {EDMA_TXQ_START_CORE0, EDMA_TXQ_START_CORE1, ++ EDMA_TXQ_START_CORE2, EDMA_TXQ_START_CORE3}; ++static u32 tx_mask[4] = {EDMA_TXQ_IRQ_MASK_CORE0, EDMA_TXQ_IRQ_MASK_CORE1, ++ EDMA_TXQ_IRQ_MASK_CORE2, EDMA_TXQ_IRQ_MASK_CORE3}; ++ ++static u32 edma_default_ltag __read_mostly = EDMA_LAN_DEFAULT_VLAN; ++static u32 edma_default_wtag __read_mostly = EDMA_WAN_DEFAULT_VLAN; ++static u32 edma_default_group1_vtag __read_mostly = EDMA_DEFAULT_GROUP1_VLAN; ++static u32 edma_default_group2_vtag __read_mostly = EDMA_DEFAULT_GROUP2_VLAN; ++static u32 edma_default_group3_vtag __read_mostly = EDMA_DEFAULT_GROUP3_VLAN; ++static u32 edma_default_group4_vtag __read_mostly = EDMA_DEFAULT_GROUP4_VLAN; ++static u32 edma_default_group5_vtag __read_mostly = EDMA_DEFAULT_GROUP5_VLAN; ++static u32 edma_rss_idt_val = EDMA_RSS_IDT_VALUE; ++static u32 edma_rss_idt_idx; ++ ++static int edma_weight_assigned_to_q __read_mostly; ++static int edma_queue_to_virtual_q __read_mostly; ++static bool edma_enable_rstp __read_mostly; ++static int edma_athr_hdr_eth_type __read_mostly; ++ ++static int page_mode; ++module_param(page_mode, int, 0); ++MODULE_PARM_DESC(page_mode, "enable page mode"); ++ ++static int overwrite_mode; ++module_param(overwrite_mode, int, 0); ++MODULE_PARM_DESC(overwrite_mode, "overwrite default page_mode setting"); ++ ++static int jumbo_mru = EDMA_RX_HEAD_BUFF_SIZE; ++module_param(jumbo_mru, int, 0); ++MODULE_PARM_DESC(jumbo_mru, "enable fraglist support"); ++ ++static int num_rxq = 4; ++module_param(num_rxq, int, 0); ++MODULE_PARM_DESC(num_rxq, "change the number of rx queues"); ++ ++void edma_write_reg(u16 reg_addr, u32 reg_value) ++{ ++ writel(reg_value, ((void __iomem *)(edma_hw_addr + reg_addr))); ++} ++ ++void edma_read_reg(u16 reg_addr, volatile u32 *reg_value) ++{ ++ *reg_value = readl((void __iomem *)(edma_hw_addr + reg_addr)); ++} ++ ++/* edma_change_tx_coalesce() ++ * change tx interrupt moderation timer ++ */ ++void edma_change_tx_coalesce(int usecs) ++{ ++ u32 reg_value; ++ ++ /* Here, we right shift the value from the user by 1, this is ++ * done because IMT resolution timer is 2usecs. 1 count ++ * of this register corresponds to 2 usecs. ++ */ ++ edma_read_reg(EDMA_REG_IRQ_MODRT_TIMER_INIT, ®_value); ++ reg_value = ((reg_value & 0xffff) | ((usecs >> 1) << 16)); ++ edma_write_reg(EDMA_REG_IRQ_MODRT_TIMER_INIT, reg_value); ++} ++ ++/* edma_change_rx_coalesce() ++ * change rx interrupt moderation timer ++ */ ++void edma_change_rx_coalesce(int usecs) ++{ ++ u32 reg_value; ++ ++ /* Here, we right shift the value from the user by 1, this is ++ * done because IMT resolution timer is 2usecs. 1 count ++ * of this register corresponds to 2 usecs. ++ */ ++ edma_read_reg(EDMA_REG_IRQ_MODRT_TIMER_INIT, ®_value); ++ reg_value = ((reg_value & 0xffff0000) | (usecs >> 1)); ++ edma_write_reg(EDMA_REG_IRQ_MODRT_TIMER_INIT, reg_value); ++} ++ ++/* edma_get_tx_rx_coalesce() ++ * Get tx/rx interrupt moderation value ++ */ ++void edma_get_tx_rx_coalesce(u32 *reg_val) ++{ ++ edma_read_reg(EDMA_REG_IRQ_MODRT_TIMER_INIT, reg_val); ++} ++ ++void edma_read_append_stats(struct edma_common_info *edma_cinfo) ++{ ++ uint32_t *p; ++ int i; ++ u32 stat; ++ ++ spin_lock(&edma_cinfo->stats_lock); ++ p = (uint32_t *)&(edma_cinfo->edma_ethstats); ++ ++ for (i = 0; i < EDMA_MAX_TRANSMIT_QUEUE; i++) { ++ edma_read_reg(EDMA_REG_TX_STAT_PKT_Q(i), &stat); ++ *p += stat; ++ p++; ++ } ++ ++ for (i = 0; i < EDMA_MAX_TRANSMIT_QUEUE; i++) { ++ edma_read_reg(EDMA_REG_TX_STAT_BYTE_Q(i), &stat); ++ *p += stat; ++ p++; ++ } ++ ++ for (i = 0; i < EDMA_MAX_RECEIVE_QUEUE; i++) { ++ edma_read_reg(EDMA_REG_RX_STAT_PKT_Q(i), &stat); ++ *p += stat; ++ p++; ++ } ++ ++ for (i = 0; i < EDMA_MAX_RECEIVE_QUEUE; i++) { ++ edma_read_reg(EDMA_REG_RX_STAT_BYTE_Q(i), &stat); ++ *p += stat; ++ p++; ++ } ++ ++ spin_unlock(&edma_cinfo->stats_lock); ++} ++ ++static void edma_statistics_timer(unsigned long data) ++{ ++ struct edma_common_info *edma_cinfo = (struct edma_common_info *)data; ++ ++ edma_read_append_stats(edma_cinfo); ++ ++ mod_timer(&edma_stats_timer, jiffies + 1*HZ); ++} ++ ++static int edma_enable_stp_rstp(struct ctl_table *table, int write, ++ void __user *buffer, size_t *lenp, ++ loff_t *ppos) ++{ ++ int ret; ++ ++ ret = proc_dointvec(table, write, buffer, lenp, ppos); ++ if (write) ++ edma_set_stp_rstp(edma_enable_rstp); ++ ++ return ret; ++} ++ ++static int edma_ath_hdr_eth_type(struct ctl_table *table, int write, ++ void __user *buffer, size_t *lenp, ++ loff_t *ppos) ++{ ++ int ret; ++ ++ ret = proc_dointvec(table, write, buffer, lenp, ppos); ++ if (write) ++ edma_assign_ath_hdr_type(edma_athr_hdr_eth_type); ++ ++ return ret; ++} ++ ++static int edma_change_default_lan_vlan(struct ctl_table *table, int write, ++ void __user *buffer, size_t *lenp, ++ loff_t *ppos) ++{ ++ struct edma_adapter *adapter; ++ int ret; ++ ++ if (!edma_netdev[1]) { ++ pr_err("Netdevice for default_lan does not exist\n"); ++ return -1; ++ } ++ ++ adapter = netdev_priv(edma_netdev[1]); ++ ++ ret = proc_dointvec(table, write, buffer, lenp, ppos); ++ ++ if (write) ++ adapter->default_vlan_tag = edma_default_ltag; ++ ++ return ret; ++} ++ ++static int edma_change_default_wan_vlan(struct ctl_table *table, int write, ++ void __user *buffer, size_t *lenp, ++ loff_t *ppos) ++{ ++ struct edma_adapter *adapter; ++ int ret; ++ ++ if (!edma_netdev[0]) { ++ pr_err("Netdevice for default_wan does not exist\n"); ++ return -1; ++ } ++ ++ adapter = netdev_priv(edma_netdev[0]); ++ ++ ret = proc_dointvec(table, write, buffer, lenp, ppos); ++ ++ if (write) ++ adapter->default_vlan_tag = edma_default_wtag; ++ ++ return ret; ++} ++ ++static int edma_change_group1_vtag(struct ctl_table *table, int write, ++ void __user *buffer, size_t *lenp, ++ loff_t *ppos) ++{ ++ struct edma_adapter *adapter; ++ struct edma_common_info *edma_cinfo; ++ int ret; ++ ++ if (!edma_netdev[0]) { ++ pr_err("Netdevice for Group 1 does not exist\n"); ++ return -1; ++ } ++ ++ adapter = netdev_priv(edma_netdev[0]); ++ edma_cinfo = adapter->edma_cinfo; ++ ++ ret = proc_dointvec(table, write, buffer, lenp, ppos); ++ ++ if (write) ++ adapter->default_vlan_tag = edma_default_group1_vtag; ++ ++ return ret; ++} ++ ++static int edma_change_group2_vtag(struct ctl_table *table, int write, ++ void __user *buffer, size_t *lenp, ++ loff_t *ppos) ++{ ++ struct edma_adapter *adapter; ++ struct edma_common_info *edma_cinfo; ++ int ret; ++ ++ if (!edma_netdev[1]) { ++ pr_err("Netdevice for Group 2 does not exist\n"); ++ return -1; ++ } ++ ++ adapter = netdev_priv(edma_netdev[1]); ++ edma_cinfo = adapter->edma_cinfo; ++ ++ ret = proc_dointvec(table, write, buffer, lenp, ppos); ++ ++ if (write) ++ adapter->default_vlan_tag = edma_default_group2_vtag; ++ ++ return ret; ++} ++ ++static int edma_change_group3_vtag(struct ctl_table *table, int write, ++ void __user *buffer, size_t *lenp, ++ loff_t *ppos) ++{ ++ struct edma_adapter *adapter; ++ struct edma_common_info *edma_cinfo; ++ int ret; ++ ++ if (!edma_netdev[2]) { ++ pr_err("Netdevice for Group 3 does not exist\n"); ++ return -1; ++ } ++ ++ adapter = netdev_priv(edma_netdev[2]); ++ edma_cinfo = adapter->edma_cinfo; ++ ++ ret = proc_dointvec(table, write, buffer, lenp, ppos); ++ ++ if (write) ++ adapter->default_vlan_tag = edma_default_group3_vtag; ++ ++ return ret; ++} ++ ++static int edma_change_group4_vtag(struct ctl_table *table, int write, ++ void __user *buffer, size_t *lenp, ++ loff_t *ppos) ++{ ++ struct edma_adapter *adapter; ++ struct edma_common_info *edma_cinfo; ++ int ret; ++ ++ if (!edma_netdev[3]) { ++ pr_err("Netdevice for Group 4 does not exist\n"); ++ return -1; ++ } ++ ++ adapter = netdev_priv(edma_netdev[3]); ++ edma_cinfo = adapter->edma_cinfo; ++ ++ ret = proc_dointvec(table, write, buffer, lenp, ppos); ++ ++ if (write) ++ adapter->default_vlan_tag = edma_default_group4_vtag; ++ ++ return ret; ++} ++ ++static int edma_change_group5_vtag(struct ctl_table *table, int write, ++ void __user *buffer, size_t *lenp, ++ loff_t *ppos) ++{ ++ struct edma_adapter *adapter; ++ struct edma_common_info *edma_cinfo; ++ int ret; ++ ++ if (!edma_netdev[4]) { ++ pr_err("Netdevice for Group 5 does not exist\n"); ++ return -1; ++ } ++ ++ adapter = netdev_priv(edma_netdev[4]); ++ edma_cinfo = adapter->edma_cinfo; ++ ++ ret = proc_dointvec(table, write, buffer, lenp, ppos); ++ ++ if (write) ++ adapter->default_vlan_tag = edma_default_group5_vtag; ++ ++ return ret; ++} ++ ++static int edma_set_rss_idt_value(struct ctl_table *table, int write, ++ void __user *buffer, size_t *lenp, ++ loff_t *ppos) ++{ ++ int ret; ++ ++ ret = proc_dointvec(table, write, buffer, lenp, ppos); ++ if (write && !ret) ++ edma_write_reg(EDMA_REG_RSS_IDT(edma_rss_idt_idx), ++ edma_rss_idt_val); ++ return ret; ++} ++ ++static int edma_set_rss_idt_idx(struct ctl_table *table, int write, ++ void __user *buffer, size_t *lenp, ++ loff_t *ppos) ++{ ++ int ret; ++ u32 old_value = edma_rss_idt_idx; ++ ++ ret = proc_dointvec(table, write, buffer, lenp, ppos); ++ if (!write || ret) ++ return ret; ++ ++ if (edma_rss_idt_idx >= EDMA_NUM_IDT) { ++ pr_err("Invalid RSS indirection table index %d\n", ++ edma_rss_idt_idx); ++ edma_rss_idt_idx = old_value; ++ return -EINVAL; ++ } ++ return ret; ++} ++ ++static int edma_weight_assigned_to_queues(struct ctl_table *table, int write, ++ void __user *buffer, size_t *lenp, ++ loff_t *ppos) ++{ ++ int ret, queue_id, weight; ++ u32 reg_data, data, reg_addr; ++ ++ ret = proc_dointvec(table, write, buffer, lenp, ppos); ++ if (write) { ++ queue_id = edma_weight_assigned_to_q & EDMA_WRR_VID_SCTL_MASK; ++ if (queue_id < 0 || queue_id > 15) { ++ pr_err("queue_id not within desired range\n"); ++ return -EINVAL; ++ } ++ ++ weight = edma_weight_assigned_to_q >> EDMA_WRR_VID_SCTL_SHIFT; ++ if (weight < 0 || weight > 0xF) { ++ pr_err("queue_id not within desired range\n"); ++ return -EINVAL; ++ } ++ ++ data = weight << EDMA_WRR_SHIFT(queue_id); ++ ++ reg_addr = EDMA_REG_WRR_CTRL_Q0_Q3 + (queue_id & ~0x3); ++ edma_read_reg(reg_addr, ®_data); ++ reg_data &= ~(1 << EDMA_WRR_SHIFT(queue_id)); ++ edma_write_reg(reg_addr, data | reg_data); ++ } ++ ++ return ret; ++} ++ ++static int edma_queue_to_virtual_queue_map(struct ctl_table *table, int write, ++ void __user *buffer, size_t *lenp, ++ loff_t *ppos) ++{ ++ int ret, queue_id, virtual_qid; ++ u32 reg_data, data, reg_addr; ++ ++ ret = proc_dointvec(table, write, buffer, lenp, ppos); ++ if (write) { ++ queue_id = edma_queue_to_virtual_q & EDMA_WRR_VID_SCTL_MASK; ++ if (queue_id < 0 || queue_id > 15) { ++ pr_err("queue_id not within desired range\n"); ++ return -EINVAL; ++ } ++ ++ virtual_qid = edma_queue_to_virtual_q >> ++ EDMA_WRR_VID_SCTL_SHIFT; ++ if (virtual_qid < 0 || virtual_qid > 8) { ++ pr_err("queue_id not within desired range\n"); ++ return -EINVAL; ++ } ++ ++ data = virtual_qid << EDMA_VQ_ID_SHIFT(queue_id); ++ ++ reg_addr = EDMA_REG_VQ_CTRL0 + (queue_id & ~0x3); ++ edma_read_reg(reg_addr, ®_data); ++ reg_data &= ~(1 << EDMA_VQ_ID_SHIFT(queue_id)); ++ edma_write_reg(reg_addr, data | reg_data); ++ } ++ ++ return ret; ++} ++ ++static struct ctl_table edma_table[] = { ++ { ++ .procname = "default_lan_tag", ++ .data = &edma_default_ltag, ++ .maxlen = sizeof(int), ++ .mode = 0644, ++ .proc_handler = edma_change_default_lan_vlan ++ }, ++ { ++ .procname = "default_wan_tag", ++ .data = &edma_default_wtag, ++ .maxlen = sizeof(int), ++ .mode = 0644, ++ .proc_handler = edma_change_default_wan_vlan ++ }, ++ { ++ .procname = "weight_assigned_to_queues", ++ .data = &edma_weight_assigned_to_q, ++ .maxlen = sizeof(int), ++ .mode = 0644, ++ .proc_handler = edma_weight_assigned_to_queues ++ }, ++ { ++ .procname = "queue_to_virtual_queue_map", ++ .data = &edma_queue_to_virtual_q, ++ .maxlen = sizeof(int), ++ .mode = 0644, ++ .proc_handler = edma_queue_to_virtual_queue_map ++ }, ++ { ++ .procname = "enable_stp_rstp", ++ .data = &edma_enable_rstp, ++ .maxlen = sizeof(int), ++ .mode = 0644, ++ .proc_handler = edma_enable_stp_rstp ++ }, ++ { ++ .procname = "athr_hdr_eth_type", ++ .data = &edma_athr_hdr_eth_type, ++ .maxlen = sizeof(int), ++ .mode = 0644, ++ .proc_handler = edma_ath_hdr_eth_type ++ }, ++ { ++ .procname = "default_group1_vlan_tag", ++ .data = &edma_default_group1_vtag, ++ .maxlen = sizeof(int), ++ .mode = 0644, ++ .proc_handler = edma_change_group1_vtag ++ }, ++ { ++ .procname = "default_group2_vlan_tag", ++ .data = &edma_default_group2_vtag, ++ .maxlen = sizeof(int), ++ .mode = 0644, ++ .proc_handler = edma_change_group2_vtag ++ }, ++ { ++ .procname = "default_group3_vlan_tag", ++ .data = &edma_default_group3_vtag, ++ .maxlen = sizeof(int), ++ .mode = 0644, ++ .proc_handler = edma_change_group3_vtag ++ }, ++ { ++ .procname = "default_group4_vlan_tag", ++ .data = &edma_default_group4_vtag, ++ .maxlen = sizeof(int), ++ .mode = 0644, ++ .proc_handler = edma_change_group4_vtag ++ }, ++ { ++ .procname = "default_group5_vlan_tag", ++ .data = &edma_default_group5_vtag, ++ .maxlen = sizeof(int), ++ .mode = 0644, ++ .proc_handler = edma_change_group5_vtag ++ }, ++ { ++ .procname = "edma_rss_idt_value", ++ .data = &edma_rss_idt_val, ++ .maxlen = sizeof(int), ++ .mode = 0644, ++ .proc_handler = edma_set_rss_idt_value ++ }, ++ { ++ .procname = "edma_rss_idt_idx", ++ .data = &edma_rss_idt_idx, ++ .maxlen = sizeof(int), ++ .mode = 0644, ++ .proc_handler = edma_set_rss_idt_idx ++ }, ++ {} ++}; ++ ++/* edma_axi_netdev_ops ++ * Describe the operations supported by registered netdevices ++ * ++ * static const struct net_device_ops edma_axi_netdev_ops = { ++ * .ndo_open = edma_open, ++ * .ndo_stop = edma_close, ++ * .ndo_start_xmit = edma_xmit_frame, ++ * .ndo_set_mac_address = edma_set_mac_addr, ++ * } ++ */ ++static const struct net_device_ops edma_axi_netdev_ops = { ++ .ndo_open = edma_open, ++ .ndo_stop = edma_close, ++ .ndo_start_xmit = edma_xmit, ++ .ndo_set_mac_address = edma_set_mac_addr, ++#ifdef CONFIG_RFS_ACCEL ++ .ndo_rx_flow_steer = edma_rx_flow_steer, ++ .ndo_register_rfs_filter = edma_register_rfs_filter, ++ .ndo_get_default_vlan_tag = edma_get_default_vlan_tag, ++#endif ++ .ndo_get_stats = edma_get_stats, ++ .ndo_change_mtu = edma_change_mtu, ++}; ++ ++/* edma_axi_probe() ++ * Initialise an adapter identified by a platform_device structure. ++ * ++ * The OS initialization, configuring of the adapter private structure, ++ * and a hardware reset occur in the probe. ++ */ ++static int edma_axi_probe(struct platform_device *pdev) ++{ ++ struct edma_common_info *edma_cinfo; ++ struct edma_hw *hw; ++ struct edma_adapter *adapter[EDMA_MAX_PORTID_SUPPORTED]; ++ struct resource *res; ++ struct device_node *np = pdev->dev.of_node; ++ struct device_node *pnp; ++ struct device_node *mdio_node = NULL; ++ struct platform_device *mdio_plat = NULL; ++ struct mii_bus *miibus = NULL; ++ struct edma_mdio_data *mdio_data = NULL; ++ int i, j, k, err = 0; ++ int portid_bmp; ++ int idx = 0, idx_mac = 0; ++ ++ if (CONFIG_NR_CPUS != EDMA_CPU_CORES_SUPPORTED) { ++ dev_err(&pdev->dev, "Invalid CPU Cores\n"); ++ return -EINVAL; ++ } ++ ++ if ((num_rxq != 4) && (num_rxq != 8)) { ++ dev_err(&pdev->dev, "Invalid RX queue, edma probe failed\n"); ++ return -EINVAL; ++ } ++ edma_cinfo = kzalloc(sizeof(struct edma_common_info), GFP_KERNEL); ++ if (!edma_cinfo) { ++ err = -ENOMEM; ++ goto err_alloc; ++ } ++ ++ edma_cinfo->pdev = pdev; ++ ++ of_property_read_u32(np, "qcom,num_gmac", &edma_cinfo->num_gmac); ++ if (edma_cinfo->num_gmac > EDMA_MAX_PORTID_SUPPORTED) { ++ pr_err("Invalid DTSI Entry for qcom,num_gmac\n"); ++ err = -EINVAL; ++ goto err_cinfo; ++ } ++ ++ /* Initialize the netdev array before allocation ++ * to avoid double free ++ */ ++ for (i = 0 ; i < edma_cinfo->num_gmac ; i++) ++ edma_netdev[i] = NULL; ++ ++ for (i = 0 ; i < edma_cinfo->num_gmac ; i++) { ++ edma_netdev[i] = alloc_etherdev_mqs(sizeof(struct edma_adapter), ++ EDMA_NETDEV_TX_QUEUE, EDMA_NETDEV_RX_QUEUE); ++ ++ if (!edma_netdev[i]) { ++ dev_err(&pdev->dev, ++ "net device alloc fails for index=%d\n", i); ++ err = -ENODEV; ++ goto err_ioremap; ++ } ++ ++ SET_NETDEV_DEV(edma_netdev[i], &pdev->dev); ++ platform_set_drvdata(pdev, edma_netdev[i]); ++ edma_cinfo->netdev[i] = edma_netdev[i]; ++ } ++ ++ /* Fill ring details */ ++ edma_cinfo->num_tx_queues = EDMA_MAX_TRANSMIT_QUEUE; ++ edma_cinfo->num_txq_per_core = (EDMA_MAX_TRANSMIT_QUEUE / 4); ++ edma_cinfo->tx_ring_count = EDMA_TX_RING_SIZE; ++ ++ /* Update num rx queues based on module parameter */ ++ edma_cinfo->num_rx_queues = num_rxq; ++ edma_cinfo->num_rxq_per_core = ((num_rxq == 4) ? 1 : 2); ++ ++ edma_cinfo->rx_ring_count = EDMA_RX_RING_SIZE; ++ ++ hw = &edma_cinfo->hw; ++ ++ /* Fill HW defaults */ ++ hw->tx_intr_mask = EDMA_TX_IMR_NORMAL_MASK; ++ hw->rx_intr_mask = EDMA_RX_IMR_NORMAL_MASK; ++ ++ of_property_read_u32(np, "qcom,page-mode", &edma_cinfo->page_mode); ++ of_property_read_u32(np, "qcom,rx_head_buf_size", ++ &hw->rx_head_buff_size); ++ ++ if (overwrite_mode) { ++ dev_info(&pdev->dev, "page mode overwritten"); ++ edma_cinfo->page_mode = page_mode; ++ } ++ ++ if (jumbo_mru) ++ edma_cinfo->fraglist_mode = 1; ++ ++ if (edma_cinfo->page_mode) ++ hw->rx_head_buff_size = EDMA_RX_HEAD_BUFF_SIZE_JUMBO; ++ else if (edma_cinfo->fraglist_mode) ++ hw->rx_head_buff_size = jumbo_mru; ++ else if (!hw->rx_head_buff_size) ++ hw->rx_head_buff_size = EDMA_RX_HEAD_BUFF_SIZE; ++ ++ hw->misc_intr_mask = 0; ++ hw->wol_intr_mask = 0; ++ ++ hw->intr_clear_type = EDMA_INTR_CLEAR_TYPE; ++ hw->intr_sw_idx_w = EDMA_INTR_SW_IDX_W_TYPE; ++ ++ /* configure RSS type to the different protocol that can be ++ * supported ++ */ ++ hw->rss_type = EDMA_RSS_TYPE_IPV4TCP | EDMA_RSS_TYPE_IPV6_TCP | ++ EDMA_RSS_TYPE_IPV4_UDP | EDMA_RSS_TYPE_IPV6UDP | ++ EDMA_RSS_TYPE_IPV4 | EDMA_RSS_TYPE_IPV6; ++ ++ res = platform_get_resource(pdev, IORESOURCE_MEM, 0); ++ ++ edma_cinfo->hw.hw_addr = devm_ioremap_resource(&pdev->dev, res); ++ if (IS_ERR(edma_cinfo->hw.hw_addr)) { ++ err = PTR_ERR(edma_cinfo->hw.hw_addr); ++ goto err_ioremap; ++ } ++ ++ edma_hw_addr = (u32)edma_cinfo->hw.hw_addr; ++ ++ /* Parse tx queue interrupt number from device tree */ ++ for (i = 0; i < edma_cinfo->num_tx_queues; i++) ++ edma_cinfo->tx_irq[i] = platform_get_irq(pdev, i); ++ ++ /* Parse rx queue interrupt number from device tree ++ * Here we are setting j to point to the point where we ++ * left tx interrupt parsing(i.e 16) and run run the loop ++ * from 0 to 7 to parse rx interrupt number. ++ */ ++ for (i = 0, j = edma_cinfo->num_tx_queues, k = 0; ++ i < edma_cinfo->num_rx_queues; i++) { ++ edma_cinfo->rx_irq[k] = platform_get_irq(pdev, j); ++ k += ((num_rxq == 4) ? 2 : 1); ++ j += ((num_rxq == 4) ? 2 : 1); ++ } ++ ++ edma_cinfo->rx_head_buffer_len = edma_cinfo->hw.rx_head_buff_size; ++ edma_cinfo->rx_page_buffer_len = PAGE_SIZE; ++ ++ err = edma_alloc_queues_tx(edma_cinfo); ++ if (err) { ++ dev_err(&pdev->dev, "Allocation of TX queue failed\n"); ++ goto err_tx_qinit; ++ } ++ ++ err = edma_alloc_queues_rx(edma_cinfo); ++ if (err) { ++ dev_err(&pdev->dev, "Allocation of RX queue failed\n"); ++ goto err_rx_qinit; ++ } ++ ++ err = edma_alloc_tx_rings(edma_cinfo); ++ if (err) { ++ dev_err(&pdev->dev, "Allocation of TX resources failed\n"); ++ goto err_tx_rinit; ++ } ++ ++ err = edma_alloc_rx_rings(edma_cinfo); ++ if (err) { ++ dev_err(&pdev->dev, "Allocation of RX resources failed\n"); ++ goto err_rx_rinit; ++ } ++ ++ /* Initialize netdev and netdev bitmap for transmit descriptor rings */ ++ for (i = 0; i < edma_cinfo->num_tx_queues; i++) { ++ struct edma_tx_desc_ring *etdr = edma_cinfo->tpd_ring[i]; ++ int j; ++ ++ etdr->netdev_bmp = 0; ++ for (j = 0; j < EDMA_MAX_NETDEV_PER_QUEUE; j++) { ++ etdr->netdev[j] = NULL; ++ etdr->nq[j] = NULL; ++ } ++ } ++ ++ if (of_property_read_bool(np, "qcom,mdio_supported")) { ++ mdio_node = of_find_compatible_node(NULL, NULL, ++ "qcom,ipq4019-mdio"); ++ if (!mdio_node) { ++ dev_err(&pdev->dev, "cannot find mdio node by phandle"); ++ err = -EIO; ++ goto err_mdiobus_init_fail; ++ } ++ ++ mdio_plat = of_find_device_by_node(mdio_node); ++ if (!mdio_plat) { ++ dev_err(&pdev->dev, ++ "cannot find platform device from mdio node"); ++ of_node_put(mdio_node); ++ err = -EIO; ++ goto err_mdiobus_init_fail; ++ } ++ ++ mdio_data = dev_get_drvdata(&mdio_plat->dev); ++ if (!mdio_data) { ++ dev_err(&pdev->dev, ++ "cannot get mii bus reference from device data"); ++ of_node_put(mdio_node); ++ err = -EIO; ++ goto err_mdiobus_init_fail; ++ } ++ ++ miibus = mdio_data->mii_bus; ++ } ++ ++ for_each_available_child_of_node(np, pnp) { ++ const char *mac_addr; ++ ++ /* this check is needed if parent and daughter dts have ++ * different number of gmac nodes ++ */ ++ if (idx_mac == edma_cinfo->num_gmac) { ++ of_node_put(np); ++ break; ++ } ++ ++ mac_addr = of_get_mac_address(pnp); ++ if (mac_addr) ++ memcpy(edma_netdev[idx_mac]->dev_addr, mac_addr, ETH_ALEN); ++ ++ idx_mac++; ++ } ++ ++ /* Populate the adapter structure register the netdevice */ ++ for (i = 0; i < edma_cinfo->num_gmac; i++) { ++ int k, m; ++ ++ adapter[i] = netdev_priv(edma_netdev[i]); ++ adapter[i]->netdev = edma_netdev[i]; ++ adapter[i]->pdev = pdev; ++ for (j = 0; j < CONFIG_NR_CPUS; j++) { ++ m = i % 2; ++ adapter[i]->tx_start_offset[j] = ++ ((j << EDMA_TX_CPU_START_SHIFT) + (m << 1)); ++ /* Share the queues with available net-devices. ++ * For instance , with 5 net-devices ++ * eth0/eth2/eth4 will share q0,q1,q4,q5,q8,q9,q12,q13 ++ * and eth1/eth3 will get the remaining. ++ */ ++ for (k = adapter[i]->tx_start_offset[j]; k < ++ (adapter[i]->tx_start_offset[j] + 2); k++) { ++ if (edma_fill_netdev(edma_cinfo, k, i, j)) { ++ pr_err("Netdev overflow Error\n"); ++ goto err_register; ++ } ++ } ++ } ++ ++ adapter[i]->edma_cinfo = edma_cinfo; ++ edma_netdev[i]->netdev_ops = &edma_axi_netdev_ops; ++ edma_netdev[i]->features = NETIF_F_HW_CSUM | NETIF_F_RXCSUM ++ | NETIF_F_HW_VLAN_CTAG_TX ++ | NETIF_F_HW_VLAN_CTAG_RX | NETIF_F_SG | ++ NETIF_F_TSO | NETIF_F_TSO6 | NETIF_F_GRO; ++ edma_netdev[i]->hw_features = NETIF_F_HW_CSUM | NETIF_F_RXCSUM | ++ NETIF_F_HW_VLAN_CTAG_RX ++ | NETIF_F_SG | NETIF_F_TSO | NETIF_F_TSO6 | ++ NETIF_F_GRO; ++ edma_netdev[i]->vlan_features = NETIF_F_HW_CSUM | NETIF_F_SG | ++ NETIF_F_TSO | NETIF_F_TSO6 | ++ NETIF_F_GRO; ++ edma_netdev[i]->wanted_features = NETIF_F_HW_CSUM | NETIF_F_SG | ++ NETIF_F_TSO | NETIF_F_TSO6 | ++ NETIF_F_GRO; ++ ++#ifdef CONFIG_RFS_ACCEL ++ edma_netdev[i]->features |= NETIF_F_RXHASH | NETIF_F_NTUPLE; ++ edma_netdev[i]->hw_features |= NETIF_F_RXHASH | NETIF_F_NTUPLE; ++ edma_netdev[i]->vlan_features |= NETIF_F_RXHASH | NETIF_F_NTUPLE; ++ edma_netdev[i]->wanted_features |= NETIF_F_RXHASH | NETIF_F_NTUPLE; ++#endif ++ edma_set_ethtool_ops(edma_netdev[i]); ++ ++ /* This just fill in some default MAC address ++ */ ++ if (!is_valid_ether_addr(edma_netdev[i]->dev_addr)) { ++ random_ether_addr(edma_netdev[i]->dev_addr); ++ pr_info("EDMA using MAC@ - using"); ++ pr_info("%02x:%02x:%02x:%02x:%02x:%02x\n", ++ *(edma_netdev[i]->dev_addr), ++ *(edma_netdev[i]->dev_addr + 1), ++ *(edma_netdev[i]->dev_addr + 2), ++ *(edma_netdev[i]->dev_addr + 3), ++ *(edma_netdev[i]->dev_addr + 4), ++ *(edma_netdev[i]->dev_addr + 5)); ++ } ++ ++ err = register_netdev(edma_netdev[i]); ++ if (err) ++ goto err_register; ++ ++ /* carrier off reporting is important to ++ * ethtool even BEFORE open ++ */ ++ netif_carrier_off(edma_netdev[i]); ++ ++ /* Allocate reverse irq cpu mapping structure for ++ * receive queues ++ */ ++#ifdef CONFIG_RFS_ACCEL ++ edma_netdev[i]->rx_cpu_rmap = ++ alloc_irq_cpu_rmap(EDMA_NETDEV_RX_QUEUE); ++ if (!edma_netdev[i]->rx_cpu_rmap) { ++ err = -ENOMEM; ++ goto err_rmap_alloc_fail; ++ } ++#endif ++ } ++ ++ for (i = 0; i < EDMA_MAX_PORTID_BITMAP_INDEX; i++) ++ edma_cinfo->portid_netdev_lookup_tbl[i] = NULL; ++ ++ for_each_available_child_of_node(np, pnp) { ++ const uint32_t *vlan_tag = NULL; ++ int len; ++ ++ /* this check is needed if parent and daughter dts have ++ * different number of gmac nodes ++ */ ++ if (idx == edma_cinfo->num_gmac) ++ break; ++ ++ /* Populate port-id to netdev lookup table */ ++ vlan_tag = of_get_property(pnp, "vlan_tag", &len); ++ if (!vlan_tag) { ++ pr_err("Vlan tag parsing Failed.\n"); ++ goto err_rmap_alloc_fail; ++ } ++ ++ adapter[idx]->default_vlan_tag = of_read_number(vlan_tag, 1); ++ vlan_tag++; ++ portid_bmp = of_read_number(vlan_tag, 1); ++ adapter[idx]->dp_bitmap = portid_bmp; ++ ++ portid_bmp = portid_bmp >> 1; /* We ignore CPU Port bit 0 */ ++ while (portid_bmp) { ++ int port_bit = ffs(portid_bmp); ++ ++ if (port_bit > EDMA_MAX_PORTID_SUPPORTED) ++ goto err_rmap_alloc_fail; ++ edma_cinfo->portid_netdev_lookup_tbl[port_bit] = ++ edma_netdev[idx]; ++ portid_bmp &= ~(1 << (port_bit - 1)); ++ } ++ ++ if (!of_property_read_u32(pnp, "qcom,poll_required", ++ &adapter[idx]->poll_required)) { ++ if (adapter[idx]->poll_required) { ++ of_property_read_u32(pnp, "qcom,phy_mdio_addr", ++ &adapter[idx]->phy_mdio_addr); ++ of_property_read_u32(pnp, "qcom,forced_speed", ++ &adapter[idx]->forced_speed); ++ of_property_read_u32(pnp, "qcom,forced_duplex", ++ &adapter[idx]->forced_duplex); ++ ++ /* create a phyid using MDIO bus id ++ * and MDIO bus address ++ */ ++ snprintf(adapter[idx]->phy_id, ++ MII_BUS_ID_SIZE + 3, PHY_ID_FMT, ++ miibus->id, ++ adapter[idx]->phy_mdio_addr); ++ } ++ } else { ++ adapter[idx]->poll_required = 0; ++ adapter[idx]->forced_speed = SPEED_1000; ++ adapter[idx]->forced_duplex = DUPLEX_FULL; ++ } ++ ++ idx++; ++ } ++ ++ edma_cinfo->edma_ctl_table_hdr = register_net_sysctl(&init_net, ++ "net/edma", ++ edma_table); ++ if (!edma_cinfo->edma_ctl_table_hdr) { ++ dev_err(&pdev->dev, "edma sysctl table hdr not registered\n"); ++ goto err_unregister_sysctl_tbl; ++ } ++ ++ /* Disable all 16 Tx and 8 rx irqs */ ++ edma_irq_disable(edma_cinfo); ++ ++ err = edma_reset(edma_cinfo); ++ if (err) { ++ err = -EIO; ++ goto err_reset; ++ } ++ ++ /* populate per_core_info, do a napi_Add, request 16 TX irqs, ++ * 8 RX irqs, do a napi enable ++ */ ++ for (i = 0; i < CONFIG_NR_CPUS; i++) { ++ u8 rx_start; ++ ++ edma_cinfo->edma_percpu_info[i].napi.state = 0; ++ ++ netif_napi_add(edma_netdev[0], ++ &edma_cinfo->edma_percpu_info[i].napi, ++ edma_poll, 64); ++ napi_enable(&edma_cinfo->edma_percpu_info[i].napi); ++ edma_cinfo->edma_percpu_info[i].tx_mask = tx_mask[i]; ++ edma_cinfo->edma_percpu_info[i].rx_mask = EDMA_RX_PER_CPU_MASK ++ << (i << EDMA_RX_PER_CPU_MASK_SHIFT); ++ edma_cinfo->edma_percpu_info[i].tx_start = tx_start[i]; ++ edma_cinfo->edma_percpu_info[i].rx_start = ++ i << EDMA_RX_CPU_START_SHIFT; ++ rx_start = i << EDMA_RX_CPU_START_SHIFT; ++ edma_cinfo->edma_percpu_info[i].tx_status = 0; ++ edma_cinfo->edma_percpu_info[i].rx_status = 0; ++ edma_cinfo->edma_percpu_info[i].edma_cinfo = edma_cinfo; ++ ++ /* Request irq per core */ ++ for (j = edma_cinfo->edma_percpu_info[i].tx_start; ++ j < tx_start[i] + 4; j++) { ++ sprintf(&edma_tx_irq[j][0], "edma_eth_tx%d", j); ++ err = request_irq(edma_cinfo->tx_irq[j], ++ edma_interrupt, ++ 0, ++ &edma_tx_irq[j][0], ++ &edma_cinfo->edma_percpu_info[i]); ++ if (err) ++ goto err_reset; ++ } ++ ++ for (j = edma_cinfo->edma_percpu_info[i].rx_start; ++ j < (rx_start + ++ ((edma_cinfo->num_rx_queues == 4) ? 1 : 2)); ++ j++) { ++ sprintf(&edma_rx_irq[j][0], "edma_eth_rx%d", j); ++ err = request_irq(edma_cinfo->rx_irq[j], ++ edma_interrupt, ++ 0, ++ &edma_rx_irq[j][0], ++ &edma_cinfo->edma_percpu_info[i]); ++ if (err) ++ goto err_reset; ++ } ++ ++#ifdef CONFIG_RFS_ACCEL ++ for (j = edma_cinfo->edma_percpu_info[i].rx_start; ++ j < rx_start + 2; j += 2) { ++ err = irq_cpu_rmap_add(edma_netdev[0]->rx_cpu_rmap, ++ edma_cinfo->rx_irq[j]); ++ if (err) ++ goto err_rmap_add_fail; ++ } ++#endif ++ } ++ ++ /* Used to clear interrupt status, allocate rx buffer, ++ * configure edma descriptors registers ++ */ ++ err = edma_configure(edma_cinfo); ++ if (err) { ++ err = -EIO; ++ goto err_configure; ++ } ++ ++ /* Configure RSS indirection table. ++ * 128 hash will be configured in the following ++ * pattern: hash{0,1,2,3} = {Q0,Q2,Q4,Q6} respectively ++ * and so on ++ */ ++ for (i = 0; i < EDMA_NUM_IDT; i++) ++ edma_write_reg(EDMA_REG_RSS_IDT(i), EDMA_RSS_IDT_VALUE); ++ ++ /* Configure load balance mapping table. ++ * 4 table entry will be configured according to the ++ * following pattern: load_balance{0,1,2,3} = {Q0,Q1,Q3,Q4} ++ * respectively. ++ */ ++ edma_write_reg(EDMA_REG_LB_RING, EDMA_LB_REG_VALUE); ++ ++ /* Configure Virtual queue for Tx rings ++ * User can also change this value runtime through ++ * a sysctl ++ */ ++ edma_write_reg(EDMA_REG_VQ_CTRL0, EDMA_VQ_REG_VALUE); ++ edma_write_reg(EDMA_REG_VQ_CTRL1, EDMA_VQ_REG_VALUE); ++ ++ /* Configure Max AXI Burst write size to 128 bytes*/ ++ edma_write_reg(EDMA_REG_AXIW_CTRL_MAXWRSIZE, ++ EDMA_AXIW_MAXWRSIZE_VALUE); ++ ++ /* Enable All 16 tx and 8 rx irq mask */ ++ edma_irq_enable(edma_cinfo); ++ edma_enable_tx_ctrl(&edma_cinfo->hw); ++ edma_enable_rx_ctrl(&edma_cinfo->hw); ++ ++ for (i = 0; i < edma_cinfo->num_gmac; i++) { ++ if (adapter[i]->poll_required) { ++ adapter[i]->phydev = ++ phy_connect(edma_netdev[i], ++ (const char *)adapter[i]->phy_id, ++ &edma_adjust_link, ++ PHY_INTERFACE_MODE_SGMII); ++ if (IS_ERR(adapter[i]->phydev)) { ++ dev_dbg(&pdev->dev, "PHY attach FAIL"); ++ err = -EIO; ++ goto edma_phy_attach_fail; ++ } else { ++ adapter[i]->phydev->advertising |= ++ ADVERTISED_Pause | ++ ADVERTISED_Asym_Pause; ++ adapter[i]->phydev->supported |= ++ SUPPORTED_Pause | ++ SUPPORTED_Asym_Pause; ++ } ++ } else { ++ adapter[i]->phydev = NULL; ++ } ++ } ++ ++ spin_lock_init(&edma_cinfo->stats_lock); ++ ++ init_timer(&edma_stats_timer); ++ edma_stats_timer.expires = jiffies + 1*HZ; ++ edma_stats_timer.data = (unsigned long)edma_cinfo; ++ edma_stats_timer.function = edma_statistics_timer; /* timer handler */ ++ add_timer(&edma_stats_timer); ++ ++ return 0; ++ ++edma_phy_attach_fail: ++ miibus = NULL; ++err_configure: ++#ifdef CONFIG_RFS_ACCEL ++ for (i = 0; i < edma_cinfo->num_gmac; i++) { ++ free_irq_cpu_rmap(adapter[i]->netdev->rx_cpu_rmap); ++ adapter[i]->netdev->rx_cpu_rmap = NULL; ++ } ++#endif ++err_rmap_add_fail: ++ edma_free_irqs(adapter[0]); ++ for (i = 0; i < CONFIG_NR_CPUS; i++) ++ napi_disable(&edma_cinfo->edma_percpu_info[i].napi); ++err_reset: ++err_unregister_sysctl_tbl: ++err_rmap_alloc_fail: ++ for (i = 0; i < edma_cinfo->num_gmac; i++) ++ unregister_netdev(edma_netdev[i]); ++err_register: ++err_mdiobus_init_fail: ++ edma_free_rx_rings(edma_cinfo); ++err_rx_rinit: ++ edma_free_tx_rings(edma_cinfo); ++err_tx_rinit: ++ edma_free_queues(edma_cinfo); ++err_rx_qinit: ++err_tx_qinit: ++ iounmap(edma_cinfo->hw.hw_addr); ++err_ioremap: ++ for (i = 0; i < edma_cinfo->num_gmac; i++) { ++ if (edma_netdev[i]) ++ free_netdev(edma_netdev[i]); ++ } ++err_cinfo: ++ kfree(edma_cinfo); ++err_alloc: ++ return err; ++} ++ ++/* edma_axi_remove() ++ * Device Removal Routine ++ * ++ * edma_axi_remove is called by the platform subsystem to alert the driver ++ * that it should release a platform device. ++ */ ++static int edma_axi_remove(struct platform_device *pdev) ++{ ++ struct edma_adapter *adapter = netdev_priv(edma_netdev[0]); ++ struct edma_common_info *edma_cinfo = adapter->edma_cinfo; ++ struct edma_hw *hw = &edma_cinfo->hw; ++ int i; ++ ++ for (i = 0; i < edma_cinfo->num_gmac; i++) ++ unregister_netdev(edma_netdev[i]); ++ ++ edma_stop_rx_tx(hw); ++ for (i = 0; i < CONFIG_NR_CPUS; i++) ++ napi_disable(&edma_cinfo->edma_percpu_info[i].napi); ++ ++ edma_irq_disable(edma_cinfo); ++ edma_write_reg(EDMA_REG_RX_ISR, 0xff); ++ edma_write_reg(EDMA_REG_TX_ISR, 0xffff); ++#ifdef CONFIG_RFS_ACCEL ++ for (i = 0; i < edma_cinfo->num_gmac; i++) { ++ free_irq_cpu_rmap(edma_netdev[i]->rx_cpu_rmap); ++ edma_netdev[i]->rx_cpu_rmap = NULL; ++ } ++#endif ++ ++ for (i = 0; i < edma_cinfo->num_gmac; i++) { ++ struct edma_adapter *adapter = netdev_priv(edma_netdev[i]); ++ ++ if (adapter->phydev) ++ phy_disconnect(adapter->phydev); ++ } ++ ++ del_timer_sync(&edma_stats_timer); ++ edma_free_irqs(adapter); ++ unregister_net_sysctl_table(edma_cinfo->edma_ctl_table_hdr); ++ edma_free_tx_resources(edma_cinfo); ++ edma_free_rx_resources(edma_cinfo); ++ edma_free_tx_rings(edma_cinfo); ++ edma_free_rx_rings(edma_cinfo); ++ edma_free_queues(edma_cinfo); ++ for (i = 0; i < edma_cinfo->num_gmac; i++) ++ free_netdev(edma_netdev[i]); ++ ++ kfree(edma_cinfo); ++ ++ return 0; ++} ++ ++static const struct of_device_id edma_of_mtable[] = { ++ {.compatible = "qcom,ess-edma" }, ++ {} ++}; ++MODULE_DEVICE_TABLE(of, edma_of_mtable); ++ ++static struct platform_driver edma_axi_driver = { ++ .driver = { ++ .name = edma_axi_driver_name, ++ .of_match_table = edma_of_mtable, ++ }, ++ .probe = edma_axi_probe, ++ .remove = edma_axi_remove, ++}; ++ ++module_platform_driver(edma_axi_driver); ++ ++MODULE_AUTHOR("Qualcomm Atheros Inc"); ++MODULE_DESCRIPTION("QCA ESS EDMA driver"); ++MODULE_LICENSE("GPL"); +--- /dev/null ++++ b/drivers/net/ethernet/qualcomm/essedma/edma_ethtool.c +@@ -0,0 +1,374 @@ ++/* ++ * Copyright (c) 2015 - 2016, The Linux Foundation. All rights reserved. ++ * ++ * Permission to use, copy, modify, and/or distribute this software for ++ * any purpose with or without fee is hereby granted, provided that the ++ * above copyright notice and this permission notice appear in all copies. ++ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES ++ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF ++ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ++ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES ++ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ++ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT ++ * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. ++ */ ++ ++#include <linux/ethtool.h> ++#include <linux/netdevice.h> ++#include <linux/string.h> ++#include "edma.h" ++ ++struct edma_ethtool_stats { ++ uint8_t stat_string[ETH_GSTRING_LEN]; ++ uint32_t stat_offset; ++}; ++ ++#define EDMA_STAT(m) offsetof(struct edma_ethtool_statistics, m) ++#define DRVINFO_LEN 32 ++ ++/* Array of strings describing statistics ++ */ ++static const struct edma_ethtool_stats edma_gstrings_stats[] = { ++ {"tx_q0_pkt", EDMA_STAT(tx_q0_pkt)}, ++ {"tx_q1_pkt", EDMA_STAT(tx_q1_pkt)}, ++ {"tx_q2_pkt", EDMA_STAT(tx_q2_pkt)}, ++ {"tx_q3_pkt", EDMA_STAT(tx_q3_pkt)}, ++ {"tx_q4_pkt", EDMA_STAT(tx_q4_pkt)}, ++ {"tx_q5_pkt", EDMA_STAT(tx_q5_pkt)}, ++ {"tx_q6_pkt", EDMA_STAT(tx_q6_pkt)}, ++ {"tx_q7_pkt", EDMA_STAT(tx_q7_pkt)}, ++ {"tx_q8_pkt", EDMA_STAT(tx_q8_pkt)}, ++ {"tx_q9_pkt", EDMA_STAT(tx_q9_pkt)}, ++ {"tx_q10_pkt", EDMA_STAT(tx_q10_pkt)}, ++ {"tx_q11_pkt", EDMA_STAT(tx_q11_pkt)}, ++ {"tx_q12_pkt", EDMA_STAT(tx_q12_pkt)}, ++ {"tx_q13_pkt", EDMA_STAT(tx_q13_pkt)}, ++ {"tx_q14_pkt", EDMA_STAT(tx_q14_pkt)}, ++ {"tx_q15_pkt", EDMA_STAT(tx_q15_pkt)}, ++ {"tx_q0_byte", EDMA_STAT(tx_q0_byte)}, ++ {"tx_q1_byte", EDMA_STAT(tx_q1_byte)}, ++ {"tx_q2_byte", EDMA_STAT(tx_q2_byte)}, ++ {"tx_q3_byte", EDMA_STAT(tx_q3_byte)}, ++ {"tx_q4_byte", EDMA_STAT(tx_q4_byte)}, ++ {"tx_q5_byte", EDMA_STAT(tx_q5_byte)}, ++ {"tx_q6_byte", EDMA_STAT(tx_q6_byte)}, ++ {"tx_q7_byte", EDMA_STAT(tx_q7_byte)}, ++ {"tx_q8_byte", EDMA_STAT(tx_q8_byte)}, ++ {"tx_q9_byte", EDMA_STAT(tx_q9_byte)}, ++ {"tx_q10_byte", EDMA_STAT(tx_q10_byte)}, ++ {"tx_q11_byte", EDMA_STAT(tx_q11_byte)}, ++ {"tx_q12_byte", EDMA_STAT(tx_q12_byte)}, ++ {"tx_q13_byte", EDMA_STAT(tx_q13_byte)}, ++ {"tx_q14_byte", EDMA_STAT(tx_q14_byte)}, ++ {"tx_q15_byte", EDMA_STAT(tx_q15_byte)}, ++ {"rx_q0_pkt", EDMA_STAT(rx_q0_pkt)}, ++ {"rx_q1_pkt", EDMA_STAT(rx_q1_pkt)}, ++ {"rx_q2_pkt", EDMA_STAT(rx_q2_pkt)}, ++ {"rx_q3_pkt", EDMA_STAT(rx_q3_pkt)}, ++ {"rx_q4_pkt", EDMA_STAT(rx_q4_pkt)}, ++ {"rx_q5_pkt", EDMA_STAT(rx_q5_pkt)}, ++ {"rx_q6_pkt", EDMA_STAT(rx_q6_pkt)}, ++ {"rx_q7_pkt", EDMA_STAT(rx_q7_pkt)}, ++ {"rx_q0_byte", EDMA_STAT(rx_q0_byte)}, ++ {"rx_q1_byte", EDMA_STAT(rx_q1_byte)}, ++ {"rx_q2_byte", EDMA_STAT(rx_q2_byte)}, ++ {"rx_q3_byte", EDMA_STAT(rx_q3_byte)}, ++ {"rx_q4_byte", EDMA_STAT(rx_q4_byte)}, ++ {"rx_q5_byte", EDMA_STAT(rx_q5_byte)}, ++ {"rx_q6_byte", EDMA_STAT(rx_q6_byte)}, ++ {"rx_q7_byte", EDMA_STAT(rx_q7_byte)}, ++ {"tx_desc_error", EDMA_STAT(tx_desc_error)}, ++}; ++ ++#define EDMA_STATS_LEN ARRAY_SIZE(edma_gstrings_stats) ++ ++/* edma_get_strset_count() ++ * Get strset count ++ */ ++static int edma_get_strset_count(struct net_device *netdev, ++ int sset) ++{ ++ switch (sset) { ++ case ETH_SS_STATS: ++ return EDMA_STATS_LEN; ++ default: ++ netdev_dbg(netdev, "%s: Invalid string set", __func__); ++ return -EOPNOTSUPP; ++ } ++} ++ ++ ++/* edma_get_strings() ++ * get stats string ++ */ ++static void edma_get_strings(struct net_device *netdev, uint32_t stringset, ++ uint8_t *data) ++{ ++ uint8_t *p = data; ++ uint32_t i; ++ ++ switch (stringset) { ++ case ETH_SS_STATS: ++ for (i = 0; i < EDMA_STATS_LEN; i++) { ++ memcpy(p, edma_gstrings_stats[i].stat_string, ++ min((size_t)ETH_GSTRING_LEN, ++ strlen(edma_gstrings_stats[i].stat_string) ++ + 1)); ++ p += ETH_GSTRING_LEN; ++ } ++ break; ++ } ++} ++ ++/* edma_get_ethtool_stats() ++ * Get ethtool statistics ++ */ ++static void edma_get_ethtool_stats(struct net_device *netdev, ++ struct ethtool_stats *stats, uint64_t *data) ++{ ++ struct edma_adapter *adapter = netdev_priv(netdev); ++ struct edma_common_info *edma_cinfo = adapter->edma_cinfo; ++ int i; ++ uint8_t *p = NULL; ++ ++ edma_read_append_stats(edma_cinfo); ++ ++ for(i = 0; i < EDMA_STATS_LEN; i++) { ++ p = (uint8_t *)&(edma_cinfo->edma_ethstats) + ++ edma_gstrings_stats[i].stat_offset; ++ data[i] = *(uint32_t *)p; ++ } ++} ++ ++/* edma_get_drvinfo() ++ * get edma driver info ++ */ ++static void edma_get_drvinfo(struct net_device *dev, ++ struct ethtool_drvinfo *info) ++{ ++ strlcpy(info->driver, "ess_edma", DRVINFO_LEN); ++ strlcpy(info->bus_info, "axi", ETHTOOL_BUSINFO_LEN); ++} ++ ++/* edma_nway_reset() ++ * Reset the phy, if available. ++ */ ++static int edma_nway_reset(struct net_device *netdev) ++{ ++ return -EINVAL; ++} ++ ++/* edma_get_wol() ++ * get wake on lan info ++ */ ++static void edma_get_wol(struct net_device *netdev, ++ struct ethtool_wolinfo *wol) ++{ ++ wol->supported = 0; ++ wol->wolopts = 0; ++} ++ ++/* edma_get_msglevel() ++ * get message level. ++ */ ++static uint32_t edma_get_msglevel(struct net_device *netdev) ++{ ++ return 0; ++} ++ ++/* edma_get_settings() ++ * Get edma settings ++ */ ++static int edma_get_settings(struct net_device *netdev, ++ struct ethtool_cmd *ecmd) ++{ ++ struct edma_adapter *adapter = netdev_priv(netdev); ++ ++ if (adapter->poll_required) { ++ struct phy_device *phydev = NULL; ++ uint16_t phyreg; ++ ++ if ((adapter->forced_speed != SPEED_UNKNOWN) ++ && !(adapter->poll_required)) ++ return -EPERM; ++ ++ phydev = adapter->phydev; ++ ++ ecmd->advertising = phydev->advertising; ++ ecmd->autoneg = phydev->autoneg; ++ ++ if (adapter->link_state == __EDMA_LINKDOWN) { ++ ecmd->speed = SPEED_UNKNOWN; ++ ecmd->duplex = DUPLEX_UNKNOWN; ++ } else { ++ ecmd->speed = phydev->speed; ++ ecmd->duplex = phydev->duplex; ++ } ++ ++ ecmd->phy_address = adapter->phy_mdio_addr; ++ ++ phyreg = (uint16_t)phy_read(adapter->phydev, MII_LPA); ++ if (phyreg & LPA_10HALF) ++ ecmd->lp_advertising |= ADVERTISED_10baseT_Half; ++ ++ if (phyreg & LPA_10FULL) ++ ecmd->lp_advertising |= ADVERTISED_10baseT_Full; ++ ++ if (phyreg & LPA_100HALF) ++ ecmd->lp_advertising |= ADVERTISED_100baseT_Half; ++ ++ if (phyreg & LPA_100FULL) ++ ecmd->lp_advertising |= ADVERTISED_100baseT_Full; ++ ++ phyreg = (uint16_t)phy_read(adapter->phydev, MII_STAT1000); ++ if (phyreg & LPA_1000HALF) ++ ecmd->lp_advertising |= ADVERTISED_1000baseT_Half; ++ ++ if (phyreg & LPA_1000FULL) ++ ecmd->lp_advertising |= ADVERTISED_1000baseT_Full; ++ } else { ++ /* If the speed/duplex for this GMAC is forced and we ++ * are not polling for link state changes, return the ++ * values as specified by platform. This will be true ++ * for GMACs connected to switch, and interfaces that ++ * do not use a PHY. ++ */ ++ if (!(adapter->poll_required)) { ++ if (adapter->forced_speed != SPEED_UNKNOWN) { ++ /* set speed and duplex */ ++ ethtool_cmd_speed_set(ecmd, SPEED_1000); ++ ecmd->duplex = DUPLEX_FULL; ++ ++ /* Populate capabilities advertised by self */ ++ ecmd->advertising = 0; ++ ecmd->autoneg = 0; ++ ecmd->port = PORT_TP; ++ ecmd->transceiver = XCVR_EXTERNAL; ++ } else { ++ /* non link polled and non ++ * forced speed/duplex interface ++ */ ++ return -EIO; ++ } ++ } ++ } ++ ++ return 0; ++} ++ ++/* edma_set_settings() ++ * Set EDMA settings ++ */ ++static int edma_set_settings(struct net_device *netdev, ++ struct ethtool_cmd *ecmd) ++{ ++ struct edma_adapter *adapter = netdev_priv(netdev); ++ struct phy_device *phydev = NULL; ++ ++ if ((adapter->forced_speed != SPEED_UNKNOWN) && ++ !adapter->poll_required) ++ return -EPERM; ++ ++ phydev = adapter->phydev; ++ phydev->advertising = ecmd->advertising; ++ phydev->autoneg = ecmd->autoneg; ++ phydev->speed = ethtool_cmd_speed(ecmd); ++ phydev->duplex = ecmd->duplex; ++ ++ genphy_config_aneg(phydev); ++ ++ return 0; ++} ++ ++/* edma_get_coalesce ++ * get interrupt mitigation ++ */ ++static int edma_get_coalesce(struct net_device *netdev, ++ struct ethtool_coalesce *ec) ++{ ++ u32 reg_val; ++ ++ edma_get_tx_rx_coalesce(®_val); ++ ++ /* We read the Interrupt Moderation Timer(IMT) register value, ++ * use lower 16 bit for rx and higher 16 bit for Tx. We do a ++ * left shift by 1, because IMT resolution timer is 2usecs. ++ * Hence the value given by the register is multiplied by 2 to ++ * get the actual time in usecs. ++ */ ++ ec->tx_coalesce_usecs = (((reg_val >> 16) & 0xffff) << 1); ++ ec->rx_coalesce_usecs = ((reg_val & 0xffff) << 1); ++ ++ return 0; ++} ++ ++/* edma_set_coalesce ++ * set interrupt mitigation ++ */ ++static int edma_set_coalesce(struct net_device *netdev, ++ struct ethtool_coalesce *ec) ++{ ++ if (ec->tx_coalesce_usecs) ++ edma_change_tx_coalesce(ec->tx_coalesce_usecs); ++ if (ec->rx_coalesce_usecs) ++ edma_change_rx_coalesce(ec->rx_coalesce_usecs); ++ ++ return 0; ++} ++ ++/* edma_set_priv_flags() ++ * Set EDMA private flags ++ */ ++static int edma_set_priv_flags(struct net_device *netdev, u32 flags) ++{ ++ return 0; ++} ++ ++/* edma_get_priv_flags() ++ * get edma driver flags ++ */ ++static u32 edma_get_priv_flags(struct net_device *netdev) ++{ ++ return 0; ++} ++ ++/* edma_get_ringparam() ++ * get ring size ++ */ ++static void edma_get_ringparam(struct net_device *netdev, ++ struct ethtool_ringparam *ring) ++{ ++ struct edma_adapter *adapter = netdev_priv(netdev); ++ struct edma_common_info *edma_cinfo = adapter->edma_cinfo; ++ ++ ring->tx_max_pending = edma_cinfo->tx_ring_count; ++ ring->rx_max_pending = edma_cinfo->rx_ring_count; ++} ++ ++/* Ethtool operations ++ */ ++static const struct ethtool_ops edma_ethtool_ops = { ++ .get_drvinfo = &edma_get_drvinfo, ++ .get_link = ðtool_op_get_link, ++ .get_msglevel = &edma_get_msglevel, ++ .nway_reset = &edma_nway_reset, ++ .get_wol = &edma_get_wol, ++ .get_settings = &edma_get_settings, ++ .set_settings = &edma_set_settings, ++ .get_strings = &edma_get_strings, ++ .get_sset_count = &edma_get_strset_count, ++ .get_ethtool_stats = &edma_get_ethtool_stats, ++ .get_coalesce = &edma_get_coalesce, ++ .set_coalesce = &edma_set_coalesce, ++ .get_priv_flags = edma_get_priv_flags, ++ .set_priv_flags = edma_set_priv_flags, ++ .get_ringparam = edma_get_ringparam, ++}; ++ ++/* edma_set_ethtool_ops ++ * Set ethtool operations ++ */ ++void edma_set_ethtool_ops(struct net_device *netdev) ++{ ++ netdev->ethtool_ops = &edma_ethtool_ops; ++} +--- /dev/null ++++ b/drivers/net/ethernet/qualcomm/essedma/ess_edma.h +@@ -0,0 +1,332 @@ ++/* ++ * Copyright (c) 2014 - 2016, The Linux Foundation. All rights reserved. ++ * ++ * Permission to use, copy, modify, and/or distribute this software for ++ * any purpose with or without fee is hereby granted, provided that the ++ * above copyright notice and this permission notice appear in all copies. ++ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES ++ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF ++ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ++ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES ++ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ++ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT ++ * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. ++ */ ++ ++#ifndef _ESS_EDMA_H_ ++#define _ESS_EDMA_H_ ++ ++#include <linux/types.h> ++ ++struct edma_adapter; ++struct edma_hw; ++ ++/* register definition */ ++#define EDMA_REG_MAS_CTRL 0x0 ++#define EDMA_REG_TIMEOUT_CTRL 0x004 ++#define EDMA_REG_DBG0 0x008 ++#define EDMA_REG_DBG1 0x00C ++#define EDMA_REG_SW_CTRL0 0x100 ++#define EDMA_REG_SW_CTRL1 0x104 ++ ++/* Interrupt Status Register */ ++#define EDMA_REG_RX_ISR 0x200 ++#define EDMA_REG_TX_ISR 0x208 ++#define EDMA_REG_MISC_ISR 0x210 ++#define EDMA_REG_WOL_ISR 0x218 ++ ++#define EDMA_MISC_ISR_RX_URG_Q(x) (1 << x) ++ ++#define EDMA_MISC_ISR_AXIR_TIMEOUT 0x00000100 ++#define EDMA_MISC_ISR_AXIR_ERR 0x00000200 ++#define EDMA_MISC_ISR_TXF_DEAD 0x00000400 ++#define EDMA_MISC_ISR_AXIW_ERR 0x00000800 ++#define EDMA_MISC_ISR_AXIW_TIMEOUT 0x00001000 ++ ++#define EDMA_WOL_ISR 0x00000001 ++ ++/* Interrupt Mask Register */ ++#define EDMA_REG_MISC_IMR 0x214 ++#define EDMA_REG_WOL_IMR 0x218 ++ ++#define EDMA_RX_IMR_NORMAL_MASK 0x1 ++#define EDMA_TX_IMR_NORMAL_MASK 0x1 ++#define EDMA_MISC_IMR_NORMAL_MASK 0x80001FFF ++#define EDMA_WOL_IMR_NORMAL_MASK 0x1 ++ ++/* Edma receive consumer index */ ++#define EDMA_REG_RX_SW_CONS_IDX_Q(x) (0x220 + ((x) << 2)) /* x is the queue id */ ++/* Edma transmit consumer index */ ++#define EDMA_REG_TX_SW_CONS_IDX_Q(x) (0x240 + ((x) << 2)) /* x is the queue id */ ++ ++/* IRQ Moderator Initial Timer Register */ ++#define EDMA_REG_IRQ_MODRT_TIMER_INIT 0x280 ++#define EDMA_IRQ_MODRT_TIMER_MASK 0xFFFF ++#define EDMA_IRQ_MODRT_RX_TIMER_SHIFT 0 ++#define EDMA_IRQ_MODRT_TX_TIMER_SHIFT 16 ++ ++/* Interrupt Control Register */ ++#define EDMA_REG_INTR_CTRL 0x284 ++#define EDMA_INTR_CLR_TYP_SHIFT 0 ++#define EDMA_INTR_SW_IDX_W_TYP_SHIFT 1 ++#define EDMA_INTR_CLEAR_TYPE_W1 0 ++#define EDMA_INTR_CLEAR_TYPE_R 1 ++ ++/* RX Interrupt Mask Register */ ++#define EDMA_REG_RX_INT_MASK_Q(x) (0x300 + ((x) << 2)) /* x = queue id */ ++ ++/* TX Interrupt mask register */ ++#define EDMA_REG_TX_INT_MASK_Q(x) (0x340 + ((x) << 2)) /* x = queue id */ ++ ++/* Load Ptr Register ++ * Software sets this bit after the initialization of the head and tail ++ */ ++#define EDMA_REG_TX_SRAM_PART 0x400 ++#define EDMA_LOAD_PTR_SHIFT 16 ++ ++/* TXQ Control Register */ ++#define EDMA_REG_TXQ_CTRL 0x404 ++#define EDMA_TXQ_CTRL_IP_OPTION_EN 0x10 ++#define EDMA_TXQ_CTRL_TXQ_EN 0x20 ++#define EDMA_TXQ_CTRL_ENH_MODE 0x40 ++#define EDMA_TXQ_CTRL_LS_8023_EN 0x80 ++#define EDMA_TXQ_CTRL_TPD_BURST_EN 0x100 ++#define EDMA_TXQ_CTRL_LSO_BREAK_EN 0x200 ++#define EDMA_TXQ_NUM_TPD_BURST_MASK 0xF ++#define EDMA_TXQ_TXF_BURST_NUM_MASK 0xFFFF ++#define EDMA_TXQ_NUM_TPD_BURST_SHIFT 0 ++#define EDMA_TXQ_TXF_BURST_NUM_SHIFT 16 ++ ++#define EDMA_REG_TXF_WATER_MARK 0x408 /* In 8-bytes */ ++#define EDMA_TXF_WATER_MARK_MASK 0x0FFF ++#define EDMA_TXF_LOW_WATER_MARK_SHIFT 0 ++#define EDMA_TXF_HIGH_WATER_MARK_SHIFT 16 ++#define EDMA_TXQ_CTRL_BURST_MODE_EN 0x80000000 ++ ++/* WRR Control Register */ ++#define EDMA_REG_WRR_CTRL_Q0_Q3 0x40c ++#define EDMA_REG_WRR_CTRL_Q4_Q7 0x410 ++#define EDMA_REG_WRR_CTRL_Q8_Q11 0x414 ++#define EDMA_REG_WRR_CTRL_Q12_Q15 0x418 ++ ++/* Weight round robin(WRR), it takes queue as input, and computes ++ * starting bits where we need to write the weight for a particular ++ * queue ++ */ ++#define EDMA_WRR_SHIFT(x) (((x) * 5) % 20) ++ ++/* Tx Descriptor Control Register */ ++#define EDMA_REG_TPD_RING_SIZE 0x41C ++#define EDMA_TPD_RING_SIZE_SHIFT 0 ++#define EDMA_TPD_RING_SIZE_MASK 0xFFFF ++ ++/* Transmit descriptor base address */ ++#define EDMA_REG_TPD_BASE_ADDR_Q(x) (0x420 + ((x) << 2)) /* x = queue id */ ++ ++/* TPD Index Register */ ++#define EDMA_REG_TPD_IDX_Q(x) (0x460 + ((x) << 2)) /* x = queue id */ ++ ++#define EDMA_TPD_PROD_IDX_BITS 0x0000FFFF ++#define EDMA_TPD_CONS_IDX_BITS 0xFFFF0000 ++#define EDMA_TPD_PROD_IDX_MASK 0xFFFF ++#define EDMA_TPD_CONS_IDX_MASK 0xFFFF ++#define EDMA_TPD_PROD_IDX_SHIFT 0 ++#define EDMA_TPD_CONS_IDX_SHIFT 16 ++ ++/* TX Virtual Queue Mapping Control Register */ ++#define EDMA_REG_VQ_CTRL0 0x4A0 ++#define EDMA_REG_VQ_CTRL1 0x4A4 ++ ++/* Virtual QID shift, it takes queue as input, and computes ++ * Virtual QID position in virtual qid control register ++ */ ++#define EDMA_VQ_ID_SHIFT(i) (((i) * 3) % 24) ++ ++/* Virtual Queue Default Value */ ++#define EDMA_VQ_REG_VALUE 0x240240 ++ ++/* Tx side Port Interface Control Register */ ++#define EDMA_REG_PORT_CTRL 0x4A8 ++#define EDMA_PAD_EN_SHIFT 15 ++ ++/* Tx side VLAN Configuration Register */ ++#define EDMA_REG_VLAN_CFG 0x4AC ++ ++#define EDMA_TX_CVLAN 16 ++#define EDMA_TX_INS_CVLAN 17 ++#define EDMA_TX_CVLAN_TAG_SHIFT 0 ++ ++#define EDMA_TX_SVLAN 14 ++#define EDMA_TX_INS_SVLAN 15 ++#define EDMA_TX_SVLAN_TAG_SHIFT 16 ++ ++/* Tx Queue Packet Statistic Register */ ++#define EDMA_REG_TX_STAT_PKT_Q(x) (0x700 + ((x) << 3)) /* x = queue id */ ++ ++#define EDMA_TX_STAT_PKT_MASK 0xFFFFFF ++ ++/* Tx Queue Byte Statistic Register */ ++#define EDMA_REG_TX_STAT_BYTE_Q(x) (0x704 + ((x) << 3)) /* x = queue id */ ++ ++/* Load Balance Based Ring Offset Register */ ++#define EDMA_REG_LB_RING 0x800 ++#define EDMA_LB_RING_ENTRY_MASK 0xff ++#define EDMA_LB_RING_ID_MASK 0x7 ++#define EDMA_LB_RING_PROFILE_ID_MASK 0x3 ++#define EDMA_LB_RING_ENTRY_BIT_OFFSET 8 ++#define EDMA_LB_RING_ID_OFFSET 0 ++#define EDMA_LB_RING_PROFILE_ID_OFFSET 3 ++#define EDMA_LB_REG_VALUE 0x6040200 ++ ++/* Load Balance Priority Mapping Register */ ++#define EDMA_REG_LB_PRI_START 0x804 ++#define EDMA_REG_LB_PRI_END 0x810 ++#define EDMA_LB_PRI_REG_INC 4 ++#define EDMA_LB_PRI_ENTRY_BIT_OFFSET 4 ++#define EDMA_LB_PRI_ENTRY_MASK 0xf ++ ++/* RSS Priority Mapping Register */ ++#define EDMA_REG_RSS_PRI 0x820 ++#define EDMA_RSS_PRI_ENTRY_MASK 0xf ++#define EDMA_RSS_RING_ID_MASK 0x7 ++#define EDMA_RSS_PRI_ENTRY_BIT_OFFSET 4 ++ ++/* RSS Indirection Register */ ++#define EDMA_REG_RSS_IDT(x) (0x840 + ((x) << 2)) /* x = No. of indirection table */ ++#define EDMA_NUM_IDT 16 ++#define EDMA_RSS_IDT_VALUE 0x64206420 ++ ++/* Default RSS Ring Register */ ++#define EDMA_REG_DEF_RSS 0x890 ++#define EDMA_DEF_RSS_MASK 0x7 ++ ++/* RSS Hash Function Type Register */ ++#define EDMA_REG_RSS_TYPE 0x894 ++#define EDMA_RSS_TYPE_NONE 0x01 ++#define EDMA_RSS_TYPE_IPV4TCP 0x02 ++#define EDMA_RSS_TYPE_IPV6_TCP 0x04 ++#define EDMA_RSS_TYPE_IPV4_UDP 0x08 ++#define EDMA_RSS_TYPE_IPV6UDP 0x10 ++#define EDMA_RSS_TYPE_IPV4 0x20 ++#define EDMA_RSS_TYPE_IPV6 0x40 ++#define EDMA_RSS_HASH_MODE_MASK 0x7f ++ ++#define EDMA_REG_RSS_HASH_VALUE 0x8C0 ++ ++#define EDMA_REG_RSS_TYPE_RESULT 0x8C4 ++ ++#define EDMA_HASH_TYPE_START 0 ++#define EDMA_HASH_TYPE_END 5 ++#define EDMA_HASH_TYPE_SHIFT 12 ++ ++#define EDMA_RFS_FLOW_ENTRIES 1024 ++#define EDMA_RFS_FLOW_ENTRIES_MASK (EDMA_RFS_FLOW_ENTRIES - 1) ++#define EDMA_RFS_EXPIRE_COUNT_PER_CALL 128 ++ ++/* RFD Base Address Register */ ++#define EDMA_REG_RFD_BASE_ADDR_Q(x) (0x950 + ((x) << 2)) /* x = queue id */ ++ ++/* RFD Index Register */ ++#define EDMA_REG_RFD_IDX_Q(x) (0x9B0 + ((x) << 2)) ++ ++#define EDMA_RFD_PROD_IDX_BITS 0x00000FFF ++#define EDMA_RFD_CONS_IDX_BITS 0x0FFF0000 ++#define EDMA_RFD_PROD_IDX_MASK 0xFFF ++#define EDMA_RFD_CONS_IDX_MASK 0xFFF ++#define EDMA_RFD_PROD_IDX_SHIFT 0 ++#define EDMA_RFD_CONS_IDX_SHIFT 16 ++ ++/* Rx Descriptor Control Register */ ++#define EDMA_REG_RX_DESC0 0xA10 ++#define EDMA_RFD_RING_SIZE_MASK 0xFFF ++#define EDMA_RX_BUF_SIZE_MASK 0xFFFF ++#define EDMA_RFD_RING_SIZE_SHIFT 0 ++#define EDMA_RX_BUF_SIZE_SHIFT 16 ++ ++#define EDMA_REG_RX_DESC1 0xA14 ++#define EDMA_RXQ_RFD_BURST_NUM_MASK 0x3F ++#define EDMA_RXQ_RFD_PF_THRESH_MASK 0x1F ++#define EDMA_RXQ_RFD_LOW_THRESH_MASK 0xFFF ++#define EDMA_RXQ_RFD_BURST_NUM_SHIFT 0 ++#define EDMA_RXQ_RFD_PF_THRESH_SHIFT 8 ++#define EDMA_RXQ_RFD_LOW_THRESH_SHIFT 16 ++ ++/* RXQ Control Register */ ++#define EDMA_REG_RXQ_CTRL 0xA18 ++#define EDMA_FIFO_THRESH_TYPE_SHIF 0 ++#define EDMA_FIFO_THRESH_128_BYTE 0x0 ++#define EDMA_FIFO_THRESH_64_BYTE 0x1 ++#define EDMA_RXQ_CTRL_RMV_VLAN 0x00000002 ++#define EDMA_RXQ_CTRL_EN 0x0000FF00 ++ ++/* AXI Burst Size Config */ ++#define EDMA_REG_AXIW_CTRL_MAXWRSIZE 0xA1C ++#define EDMA_AXIW_MAXWRSIZE_VALUE 0x0 ++ ++/* Rx Statistics Register */ ++#define EDMA_REG_RX_STAT_BYTE_Q(x) (0xA30 + ((x) << 2)) /* x = queue id */ ++#define EDMA_REG_RX_STAT_PKT_Q(x) (0xA50 + ((x) << 2)) /* x = queue id */ ++ ++/* WoL Pattern Length Register */ ++#define EDMA_REG_WOL_PATTERN_LEN0 0xC00 ++#define EDMA_WOL_PT_LEN_MASK 0xFF ++#define EDMA_WOL_PT0_LEN_SHIFT 0 ++#define EDMA_WOL_PT1_LEN_SHIFT 8 ++#define EDMA_WOL_PT2_LEN_SHIFT 16 ++#define EDMA_WOL_PT3_LEN_SHIFT 24 ++ ++#define EDMA_REG_WOL_PATTERN_LEN1 0xC04 ++#define EDMA_WOL_PT4_LEN_SHIFT 0 ++#define EDMA_WOL_PT5_LEN_SHIFT 8 ++#define EDMA_WOL_PT6_LEN_SHIFT 16 ++ ++/* WoL Control Register */ ++#define EDMA_REG_WOL_CTRL 0xC08 ++#define EDMA_WOL_WK_EN 0x00000001 ++#define EDMA_WOL_MG_EN 0x00000002 ++#define EDMA_WOL_PT0_EN 0x00000004 ++#define EDMA_WOL_PT1_EN 0x00000008 ++#define EDMA_WOL_PT2_EN 0x00000010 ++#define EDMA_WOL_PT3_EN 0x00000020 ++#define EDMA_WOL_PT4_EN 0x00000040 ++#define EDMA_WOL_PT5_EN 0x00000080 ++#define EDMA_WOL_PT6_EN 0x00000100 ++ ++/* MAC Control Register */ ++#define EDMA_REG_MAC_CTRL0 0xC20 ++#define EDMA_REG_MAC_CTRL1 0xC24 ++ ++/* WoL Pattern Register */ ++#define EDMA_REG_WOL_PATTERN_START 0x5000 ++#define EDMA_PATTERN_PART_REG_OFFSET 0x40 ++ ++ ++/* TX descriptor fields */ ++#define EDMA_TPD_HDR_SHIFT 0 ++#define EDMA_TPD_PPPOE_EN 0x00000100 ++#define EDMA_TPD_IP_CSUM_EN 0x00000200 ++#define EDMA_TPD_TCP_CSUM_EN 0x0000400 ++#define EDMA_TPD_UDP_CSUM_EN 0x00000800 ++#define EDMA_TPD_CUSTOM_CSUM_EN 0x00000C00 ++#define EDMA_TPD_LSO_EN 0x00001000 ++#define EDMA_TPD_LSO_V2_EN 0x00002000 ++#define EDMA_TPD_IPV4_EN 0x00010000 ++#define EDMA_TPD_MSS_MASK 0x1FFF ++#define EDMA_TPD_MSS_SHIFT 18 ++#define EDMA_TPD_CUSTOM_CSUM_SHIFT 18 ++ ++/* RRD descriptor fields */ ++#define EDMA_RRD_NUM_RFD_MASK 0x000F ++#define EDMA_RRD_SVLAN 0x8000 ++#define EDMA_RRD_FLOW_COOKIE_MASK 0x07FF; ++ ++#define EDMA_RRD_PKT_SIZE_MASK 0x3FFF ++#define EDMA_RRD_CSUM_FAIL_MASK 0xC000 ++#define EDMA_RRD_CVLAN 0x0001 ++#define EDMA_RRD_DESC_VALID 0x8000 ++ ++#define EDMA_RRD_PRIORITY_SHIFT 4 ++#define EDMA_RRD_PRIORITY_MASK 0x7 ++#define EDMA_RRD_PORT_TYPE_SHIFT 7 ++#define EDMA_RRD_PORT_TYPE_MASK 0x1F ++#endif /* _ESS_EDMA_H_ */ diff --git a/target/linux/ipq806x/patches-4.9/711-dts-ipq4019-add-ethernet-essedma-node.patch b/target/linux/ipq806x/patches-4.9/711-dts-ipq4019-add-ethernet-essedma-node.patch new file mode 100644 index 0000000..ad3c9fc --- /dev/null +++ b/target/linux/ipq806x/patches-4.9/711-dts-ipq4019-add-ethernet-essedma-node.patch @@ -0,0 +1,92 @@ +From c611d3780fa101662a822d10acf8feb04ca97409 Mon Sep 17 00:00:00 2001 +From: Christian Lamparter <chunkeey@gmail.com> +Date: Sun, 20 Nov 2016 01:01:10 +0100 +Subject: [PATCH] dts: ipq4019: add ethernet essedma node + +This patch adds the device-tree node for the ethernet +interfaces. + +Note: The driver isn't anywhere close to be upstream, +so the info might change. + +Signed-off-by: Christian Lamparter <chunkeey@gmail.com> +--- + arch/arm/boot/dts/qcom-ipq4019.dtsi | 60 +++++++++++++++++++++++++++++++++++++ + 1 file changed, 60 insertions(+) + +--- a/arch/arm/boot/dts/qcom-ipq4019.dtsi ++++ b/arch/arm/boot/dts/qcom-ipq4019.dtsi +@@ -26,6 +26,8 @@ + aliases { + spi0 = &spi_0; + i2c0 = &i2c_0; ++ ethernet0 = &gmac0; ++ ethernet1 = &gmac1; + }; + + cpus { +@@ -372,6 +374,64 @@ + status = "disabled"; + }; + ++ edma@c080000 { ++ compatible = "qcom,ess-edma"; ++ reg = <0xc080000 0x8000>; ++ qcom,page-mode = <0>; ++ qcom,rx_head_buf_size = <1540>; ++ qcom,mdio_supported; ++ qcom,poll_required = <1>; ++ qcom,num_gmac = <2>; ++ interrupts = <0 65 IRQ_TYPE_EDGE_RISING ++ 0 66 IRQ_TYPE_EDGE_RISING ++ 0 67 IRQ_TYPE_EDGE_RISING ++ 0 68 IRQ_TYPE_EDGE_RISING ++ 0 69 IRQ_TYPE_EDGE_RISING ++ 0 70 IRQ_TYPE_EDGE_RISING ++ 0 71 IRQ_TYPE_EDGE_RISING ++ 0 72 IRQ_TYPE_EDGE_RISING ++ 0 73 IRQ_TYPE_EDGE_RISING ++ 0 74 IRQ_TYPE_EDGE_RISING ++ 0 75 IRQ_TYPE_EDGE_RISING ++ 0 76 IRQ_TYPE_EDGE_RISING ++ 0 77 IRQ_TYPE_EDGE_RISING ++ 0 78 IRQ_TYPE_EDGE_RISING ++ 0 79 IRQ_TYPE_EDGE_RISING ++ 0 80 IRQ_TYPE_EDGE_RISING ++ 0 240 IRQ_TYPE_EDGE_RISING ++ 0 241 IRQ_TYPE_EDGE_RISING ++ 0 242 IRQ_TYPE_EDGE_RISING ++ 0 243 IRQ_TYPE_EDGE_RISING ++ 0 244 IRQ_TYPE_EDGE_RISING ++ 0 245 IRQ_TYPE_EDGE_RISING ++ 0 246 IRQ_TYPE_EDGE_RISING ++ 0 247 IRQ_TYPE_EDGE_RISING ++ 0 248 IRQ_TYPE_EDGE_RISING ++ 0 249 IRQ_TYPE_EDGE_RISING ++ 0 250 IRQ_TYPE_EDGE_RISING ++ 0 251 IRQ_TYPE_EDGE_RISING ++ 0 252 IRQ_TYPE_EDGE_RISING ++ 0 253 IRQ_TYPE_EDGE_RISING ++ 0 254 IRQ_TYPE_EDGE_RISING ++ 0 255 IRQ_TYPE_EDGE_RISING>; ++ ++ status = "disabled"; ++ ++ gmac0: gmac0 { ++ local-mac-address = [00 00 00 00 00 00]; ++ vlan_tag = <1 0x1f>; ++ }; ++ ++ gmac1: gmac1 { ++ local-mac-address = [00 00 00 00 00 00]; ++ qcom,phy_mdio_addr = <4>; ++ qcom,poll_required = <1>; ++ qcom,forced_speed = <1000>; ++ qcom,forced_duplex = <1>; ++ vlan_tag = <2 0x20>; ++ }; ++ }; ++ + usb3_ss_phy: ssphy@9a000 { + compatible = "qca,uni-ssphy"; + reg = <0x9a000 0x800>; diff --git a/target/linux/ipq806x/patches-4.9/0023-qcom-ipq4019-Add-IPQ4019-USB-HS-SS-PHY-drivers.patch b/target/linux/ipq806x/patches-4.9/820-qcom-ipq4019-Add-IPQ4019-USB-HS-SS-PHY-drivers.patch index e8f4bfc..3636c5c 100644 --- a/target/linux/ipq806x/patches-4.9/0023-qcom-ipq4019-Add-IPQ4019-USB-HS-SS-PHY-drivers.patch +++ b/target/linux/ipq806x/patches-4.9/820-qcom-ipq4019-Add-IPQ4019-USB-HS-SS-PHY-drivers.patch @@ -1,18 +1,24 @@ -From 04d3f9be0ce80fac99d4ca1f46faf3605258ca1f Mon Sep 17 00:00:00 2001 +From e73682ec4455c34f3f3edc7f40d90ed297521012 Mon Sep 17 00:00:00 2001 From: Senthilkumar N L <snlakshm@codeaurora.org> Date: Tue, 6 Jan 2015 12:52:23 +0530 -Subject: [PATCH 23/69] qcom: ipq4019: Add IPQ4019 USB HS/SS PHY drivers +Subject: [PATCH] qcom: ipq4019: Add IPQ4019 USB HS/SS PHY drivers These drivers handles control and configuration of the HS and SS USB PHY transceivers. Signed-off-by: Senthilkumar N L <snlakshm@codeaurora.org> +Signed-off-by: Christian Lamparter <chunkeey@gmail.com> + +--- +Changed: + - replaced spaces with tabs + - remove emulation and host variables --- drivers/usb/phy/Kconfig | 11 ++ drivers/usb/phy/Makefile | 2 + - drivers/usb/phy/phy-qca-baldur.c | 262 +++++++++++++++++++++++++++++++++++++++ - drivers/usb/phy/phy-qca-uniphy.c | 171 +++++++++++++++++++++++++ - 4 files changed, 446 insertions(+) + drivers/usb/phy/phy-qca-baldur.c | 233 +++++++++++++++++++++++++++++++++++++++ + drivers/usb/phy/phy-qca-uniphy.c | 141 +++++++++++++++++++++++ + 4 files changed, 387 insertions(+) create mode 100644 drivers/usb/phy/phy-qca-baldur.c create mode 100644 drivers/usb/phy/phy-qca-uniphy.c @@ -42,14 +48,14 @@ Signed-off-by: Senthilkumar N L <snlakshm@codeaurora.org> obj-$(CONFIG_USB_ISP1301) += phy-isp1301.o obj-$(CONFIG_USB_MSM_OTG) += phy-msm-usb.o obj-$(CONFIG_USB_QCOM_8X16_PHY) += phy-qcom-8x16-usb.o -+obj-$(CONFIG_USB_IPQ4019_PHY) += phy-qca-baldur.o -+obj-$(CONFIG_USB_IPQ4019_PHY) += phy-qca-uniphy.o ++obj-$(CONFIG_USB_IPQ4019_PHY) += phy-qca-baldur.o ++obj-$(CONFIG_USB_IPQ4019_PHY) += phy-qca-uniphy.o obj-$(CONFIG_USB_MV_OTG) += phy-mv-usb.o obj-$(CONFIG_USB_MXS_PHY) += phy-mxs-usb.o obj-$(CONFIG_USB_ULPI) += phy-ulpi.o --- /dev/null +++ b/drivers/usb/phy/phy-qca-baldur.c -@@ -0,0 +1,262 @@ +@@ -0,0 +1,233 @@ +/* Copyright (c) 2015, The Linux Foundation. All rights reserved. + * + * Permission to use, copy, modify, and/or distribute this software for any @@ -88,29 +94,13 @@ Signed-off-by: Senthilkumar N L <snlakshm@codeaurora.org> +#define PHY_MISC_ADDR 0x024 +#define PHY_IPG_ADDR 0x030 + -+#define PHY_CTRL0_EMU_ADDR 0x180 -+#define PHY_CTRL1_EMU_ADDR 0x184 -+#define PHY_CTRL2_EMU_ADDR 0x188 -+#define PHY_CTRL3_EMU_ADDR 0x18C -+#define PHY_CTRL4_EMU_ADDR 0x190 -+#define PHY_MISC_EMU_ADDR 0x1A4 -+#define PHY_IPG_EMU_ADDR 0x1B0 -+ +#define PHY_CTRL0_VAL 0xA4600015 +#define PHY_CTRL1_VAL 0x09500000 +#define PHY_CTRL2_VAL 0x00058180 +#define PHY_CTRL3_VAL 0x6DB6DCD6 +#define PHY_CTRL4_VAL 0x836DB6DB +#define PHY_MISC_VAL 0x3803FB0C -+#define PHY_IPG_VAL 0x47323232 -+ -+#define PHY_CTRL0_EMU_VAL 0xb4000015 -+#define PHY_CTRL1_EMU_VAL 0x09500000 -+#define PHY_CTRL2_EMU_VAL 0x00058180 -+#define PHY_CTRL3_EMU_VAL 0x6DB6DCD6 -+#define PHY_CTRL4_EMU_VAL 0x836DB6DB -+#define PHY_MISC_EMU_VAL 0x3803FB0C -+#define PHY_IPG_EMU_VAL 0x47323232 ++#define PHY_IPG_VAL 0x47323232 + +#define USB30_HS_PHY_HOST_MODE (0x01 << 21) +#define USB20_HS_PHY_HOST_MODE (0x01 << 5) @@ -131,12 +121,10 @@ Signed-off-by: Senthilkumar N L <snlakshm@codeaurora.org> + struct reset_control *por_rst; + struct reset_control *srif_rst; + -+ unsigned int host; -+ unsigned int emulation; + const struct qca_baldur_hs_data *data; +}; + -+#define phy_to_dw_phy(x) container_of((x), struct qca_baldur_hs_phy, phy) ++#define phy_to_dw_phy(x) container_of((x), struct qca_baldur_hs_phy, phy) + +static int qca_baldur_phy_read(struct usb_phy *x, u32 reg) +{ @@ -155,7 +143,7 @@ Signed-off-by: Senthilkumar N L <snlakshm@codeaurora.org> + +static int qca_baldur_hs_phy_init(struct usb_phy *x) +{ -+ struct qca_baldur_hs_phy *phy = phy_to_dw_phy(x); ++ struct qca_baldur_hs_phy *phy = phy_to_dw_phy(x); + + /* assert HS PHY POR reset */ + reset_control_assert(phy->por_rst); @@ -169,25 +157,14 @@ Signed-off-by: Senthilkumar N L <snlakshm@codeaurora.org> + reset_control_deassert(phy->srif_rst); + msleep(10); + -+ if (!phy->emulation) { -+ /* perform PHY register writes */ -+ writel(PHY_CTRL0_VAL, phy->base + PHY_CTRL0_ADDR); -+ writel(PHY_CTRL1_VAL, phy->base + PHY_CTRL1_ADDR); -+ writel(PHY_CTRL2_VAL, phy->base + PHY_CTRL2_ADDR); -+ writel(PHY_CTRL3_VAL, phy->base + PHY_CTRL3_ADDR); -+ writel(PHY_CTRL4_VAL, phy->base + PHY_CTRL4_ADDR); -+ writel(PHY_MISC_VAL, phy->base + PHY_MISC_ADDR); -+ writel(PHY_IPG_VAL, phy->base + PHY_IPG_ADDR); -+ } else { -+ /* perform PHY register writes */ -+ writel(PHY_CTRL0_EMU_VAL, phy->base + PHY_CTRL0_EMU_ADDR); -+ writel(PHY_CTRL1_EMU_VAL, phy->base + PHY_CTRL1_EMU_ADDR); -+ writel(PHY_CTRL2_EMU_VAL, phy->base + PHY_CTRL2_EMU_ADDR); -+ writel(PHY_CTRL3_EMU_VAL, phy->base + PHY_CTRL3_EMU_ADDR); -+ writel(PHY_CTRL4_EMU_VAL, phy->base + PHY_CTRL4_EMU_ADDR); -+ writel(PHY_MISC_EMU_VAL, phy->base + PHY_MISC_EMU_ADDR); -+ writel(PHY_IPG_EMU_VAL, phy->base + PHY_IPG_EMU_ADDR); -+ } ++ /* perform PHY register writes */ ++ writel(PHY_CTRL0_VAL, phy->base + PHY_CTRL0_ADDR); ++ writel(PHY_CTRL1_VAL, phy->base + PHY_CTRL1_ADDR); ++ writel(PHY_CTRL2_VAL, phy->base + PHY_CTRL2_ADDR); ++ writel(PHY_CTRL3_VAL, phy->base + PHY_CTRL3_ADDR); ++ writel(PHY_CTRL4_VAL, phy->base + PHY_CTRL4_ADDR); ++ writel(PHY_MISC_VAL, phy->base + PHY_MISC_ADDR); ++ writel(PHY_IPG_VAL, phy->base + PHY_IPG_ADDR); + + msleep(10); + @@ -234,7 +211,7 @@ Signed-off-by: Senthilkumar N L <snlakshm@codeaurora.org> + +static void qca_baldur_hs_phy_shutdown(struct usb_phy *x) +{ -+ struct qca_baldur_hs_phy *phy = phy_to_dw_phy(x); ++ struct qca_baldur_hs_phy *phy = phy_to_dw_phy(x); + + qca_baldur_hs_put_resources(phy); +} @@ -286,12 +263,12 @@ Signed-off-by: Senthilkumar N L <snlakshm@codeaurora.org> + return err; + } + -+ phy->phy.dev = phy->dev; -+ phy->phy.label = "qca-baldur-hsphy"; -+ phy->phy.init = qca_baldur_hs_phy_init; -+ phy->phy.shutdown = qca_baldur_hs_phy_shutdown; -+ phy->phy.type = USB_PHY_TYPE_USB2; -+ phy->phy.io_ops = &qca_baldur_io_ops; ++ phy->phy.dev = phy->dev; ++ phy->phy.label = "qca-baldur-hsphy"; ++ phy->phy.init = qca_baldur_hs_phy_init; ++ phy->phy.shutdown = qca_baldur_hs_phy_shutdown; ++ phy->phy.type = USB_PHY_TYPE_USB2; ++ phy->phy.io_ops = &qca_baldur_io_ops; + + err = usb_add_phy_dev(&phy->phy); + return err; @@ -314,7 +291,7 @@ Signed-off-by: Senthilkumar N L <snlakshm@codeaurora.org> +MODULE_DESCRIPTION("USB3 QCA BALDUR HSPHY driver"); --- /dev/null +++ b/drivers/usb/phy/phy-qca-uniphy.c -@@ -0,0 +1,171 @@ +@@ -0,0 +1,135 @@ +/* Copyright (c) 2015, The Linux Foundation. All rights reserved. + * + * Permission to use, copy, modify, and/or distribute this software for any @@ -349,37 +326,9 @@ Signed-off-by: Senthilkumar N L <snlakshm@codeaurora.org> + void __iomem *base; + + struct reset_control *por_rst; -+ -+ unsigned int host; +}; + -+#define phy_to_dw_phy(x) container_of((x), struct qca_uni_ss_phy, phy) -+ -+/** -+ * Write register -+ * -+ * @base - PHY base virtual address. -+ * @offset - register offset. -+ */ -+static u32 qca_uni_ss_read(void __iomem *base, u32 offset) -+{ -+ u32 value; -+ value = readl_relaxed(base + offset); -+ return value; -+} -+ -+/** -+ * Write register -+ * -+ * @base - PHY base virtual address. -+ * @offset - register offset. -+ * @val - value to write. -+ */ -+static void qca_uni_ss_write(void __iomem *base, u32 offset, u32 val) -+{ -+ writel(val, base + offset); -+ udelay(100); -+} ++#define phy_to_dw_phy(x) container_of((x), struct qca_uni_ss_phy, phy) + +static void qca_uni_ss_phy_shutdown(struct usb_phy *x) +{ @@ -396,9 +345,7 @@ Signed-off-by: Senthilkumar N L <snlakshm@codeaurora.org> + /* assert SS PHY POR reset */ + reset_control_assert(phy->por_rst); + -+ msleep(10); -+ -+ msleep(10); ++ msleep(20); + + /* deassert SS PHY POR reset */ + reset_control_deassert(phy->por_rst); @@ -439,15 +386,9 @@ Signed-off-by: Senthilkumar N L <snlakshm@codeaurora.org> + +static int qca_uni_ss_probe(struct platform_device *pdev) +{ -+ const struct of_device_id *match; -+ struct device_node *np = pdev->dev.of_node; -+ struct qca_uni_ss_phy *phy; ++ struct qca_uni_ss_phy *phy; + int ret; + -+ match = of_match_device(qca_uni_ss_id_table, &pdev->dev); -+ if (!match) -+ return -ENODEV; -+ + phy = devm_kzalloc(&pdev->dev, sizeof(*phy), GFP_KERNEL); + if (!phy) + return -ENOMEM; @@ -461,22 +402,22 @@ Signed-off-by: Senthilkumar N L <snlakshm@codeaurora.org> + return ret; + } + -+ phy->phy.dev = phy->dev; -+ phy->phy.label = "qca-uni-ssphy"; -+ phy->phy.init = qca_uni_ss_phy_init; -+ phy->phy.shutdown = qca_uni_ss_phy_shutdown; -+ phy->phy.type = USB_PHY_TYPE_USB3; ++ phy->phy.dev = phy->dev; ++ phy->phy.label = "qca-uni-ssphy"; ++ phy->phy.init = qca_uni_ss_phy_init; ++ phy->phy.shutdown = qca_uni_ss_phy_shutdown; ++ phy->phy.type = USB_PHY_TYPE_USB3; + + ret = usb_add_phy_dev(&phy->phy); + return ret; +} + +static struct platform_driver qca_uni_ss_driver = { -+ .probe = qca_uni_ss_probe, -+ .remove = qca_uni_ss_remove, -+ .driver = { -+ .name = "qca-uni-ssphy", -+ .owner = THIS_MODULE, ++ .probe = qca_uni_ss_probe, ++ .remove = qca_uni_ss_remove, ++ .driver = { ++ .name = "qca-uni-ssphy", ++ .owner = THIS_MODULE, + .of_match_table = qca_uni_ss_id_table, + }, +}; diff --git a/target/linux/ipq806x/patches-4.9/830-usb-dwc3-register-qca-ipq4019-dwc3-in-dwc3-of-simple.patch b/target/linux/ipq806x/patches-4.9/830-usb-dwc3-register-qca-ipq4019-dwc3-in-dwc3-of-simple.patch new file mode 100644 index 0000000..18591b2 --- /dev/null +++ b/target/linux/ipq806x/patches-4.9/830-usb-dwc3-register-qca-ipq4019-dwc3-in-dwc3-of-simple.patch @@ -0,0 +1,25 @@ +From 08c18ab774368feb610d1eb952957bb1bb35129f Mon Sep 17 00:00:00 2001 +From: Christian Lamparter <chunkeey@gmail.com> +Date: Sat, 19 Nov 2016 00:52:35 +0100 +Subject: [PATCH 37/38] usb: dwc3: register qca,ipq4019-dwc3 in dwc3-of-simple + +For host mode, the dwc3 found in the IPQ4019 can be driven +by the dwc3-of-simple module. It will get more tricky for +OTG since they'll need to enable VBUS and reconfigure the +registers. + +Signed-off-by: Christian Lamparter <chunkeey@gmail.com> +--- + drivers/usb/dwc3/dwc3-of-simple.c | 1 + + 1 file changed, 1 insertion(+) + +--- a/drivers/usb/dwc3/dwc3-of-simple.c ++++ b/drivers/usb/dwc3/dwc3-of-simple.c +@@ -174,6 +174,7 @@ static const struct dev_pm_ops dwc3_of_s + + static const struct of_device_id of_dwc3_simple_match[] = { + { .compatible = "qcom,dwc3" }, ++ { .compatible = "qca,ipq4019-dwc3" }, + { .compatible = "rockchip,rk3399-dwc3" }, + { .compatible = "xlnx,zynqmp-dwc3" }, + { .compatible = "cavium,octeon-7130-usb-uctl" }, diff --git a/target/linux/ipq806x/patches-4.9/850-soc-add-qualcomm-syscon.patch b/target/linux/ipq806x/patches-4.9/850-soc-add-qualcomm-syscon.patch new file mode 100644 index 0000000..beb85e7 --- /dev/null +++ b/target/linux/ipq806x/patches-4.9/850-soc-add-qualcomm-syscon.patch @@ -0,0 +1,177 @@ +From: Christian Lamparter <chunkeey@googlemail.com> +Subject: SoC: add qualcomm syscon +--- a/drivers/soc/qcom/Makefile ++++ b/drivers/soc/qcom/Makefile +@@ -7,3 +7,4 @@ obj-$(CONFIG_QCOM_SMEM_STATE) += smem_st + obj-$(CONFIG_QCOM_SMP2P) += smp2p.o + obj-$(CONFIG_QCOM_SMSM) += smsm.o + obj-$(CONFIG_QCOM_WCNSS_CTRL) += wcnss_ctrl.o ++obj-$(CONFIG_QCOM_TCSR) += qcom_tcsr.o +--- a/drivers/soc/qcom/Kconfig ++++ b/drivers/soc/qcom/Kconfig +@@ -70,6 +70,13 @@ config QCOM_SMSM + Say yes here to support the Qualcomm Shared Memory State Machine. + The state machine is represented by bits in shared memory. + ++config QCOM_TCSR ++ tristate "QCOM Top Control and Status Registers" ++ depends on ARCH_QCOM ++ help ++ Say y here to enable TCSR support. The TCSR provides control ++ functions for various peripherals. ++ + config QCOM_WCNSS_CTRL + tristate "Qualcomm WCNSS control driver" + depends on QCOM_SMD +--- /dev/null ++++ b/drivers/soc/qcom/qcom_tcsr.c +@@ -0,0 +1,98 @@ ++/* ++ * Copyright (c) 2014, The Linux foundation. All rights reserved. ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License rev 2 and ++ * only rev 2 as published by the free Software foundation. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or fITNESS fOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ */ ++ ++#include <linux/clk.h> ++#include <linux/err.h> ++#include <linux/io.h> ++#include <linux/module.h> ++#include <linux/of.h> ++#include <linux/of_platform.h> ++#include <linux/platform_device.h> ++ ++#define TCSR_USB_PORT_SEL 0xb0 ++#define TCSR_USB_HSPHY_CONFIG 0xC ++ ++#define TCSR_ESS_INTERFACE_SEL_OFFSET 0x0 ++#define TCSR_ESS_INTERFACE_SEL_MASK 0xf ++ ++#define TCSR_WIFI0_GLB_CFG_OFFSET 0x0 ++#define TCSR_WIFI1_GLB_CFG_OFFSET 0x4 ++#define TCSR_PNOC_SNOC_MEMTYPE_M0_M2 0x4 ++ ++static int tcsr_probe(struct platform_device *pdev) ++{ ++ struct resource *res; ++ const struct device_node *node = pdev->dev.of_node; ++ void __iomem *base; ++ u32 val; ++ ++ res = platform_get_resource(pdev, IORESOURCE_MEM, 0); ++ base = devm_ioremap_resource(&pdev->dev, res); ++ if (IS_ERR(base)) ++ return PTR_ERR(base); ++ ++ if (!of_property_read_u32(node, "qcom,usb-ctrl-select", &val)) { ++ dev_err(&pdev->dev, "setting usb port select = %d\n", val); ++ writel(val, base + TCSR_USB_PORT_SEL); ++ } ++ ++ if (!of_property_read_u32(node, "qcom,usb-hsphy-mode-select", &val)) { ++ dev_info(&pdev->dev, "setting usb hs phy mode select = %x\n", val); ++ writel(val, base + TCSR_USB_HSPHY_CONFIG); ++ } ++ ++ if (!of_property_read_u32(node, "qcom,ess-interface-select", &val)) { ++ u32 tmp = 0; ++ dev_info(&pdev->dev, "setting ess interface select = %x\n", val); ++ tmp = readl(base + TCSR_ESS_INTERFACE_SEL_OFFSET); ++ tmp = tmp & (~TCSR_ESS_INTERFACE_SEL_MASK); ++ tmp = tmp | (val&TCSR_ESS_INTERFACE_SEL_MASK); ++ writel(tmp, base + TCSR_ESS_INTERFACE_SEL_OFFSET); ++ } ++ ++ if (!of_property_read_u32(node, "qcom,wifi_glb_cfg", &val)) { ++ dev_info(&pdev->dev, "setting wifi_glb_cfg = %x\n", val); ++ writel(val, base + TCSR_WIFI0_GLB_CFG_OFFSET); ++ writel(val, base + TCSR_WIFI1_GLB_CFG_OFFSET); ++ } ++ ++ if (!of_property_read_u32(node, "qcom,wifi_noc_memtype_m0_m2", &val)) { ++ dev_info(&pdev->dev, ++ "setting wifi_noc_memtype_m0_m2 = %x\n", val); ++ writel(val, base + TCSR_PNOC_SNOC_MEMTYPE_M0_M2); ++ } ++ ++ return 0; ++} ++ ++static const struct of_device_id tcsr_dt_match[] = { ++ { .compatible = "qcom,tcsr", }, ++ { }, ++}; ++ ++MODULE_DEVICE_TABLE(of, tcsr_dt_match); ++ ++static struct platform_driver tcsr_driver = { ++ .driver = { ++ .name = "tcsr", ++ .owner = THIS_MODULE, ++ .of_match_table = tcsr_dt_match, ++ }, ++ .probe = tcsr_probe, ++}; ++ ++module_platform_driver(tcsr_driver); ++ ++MODULE_AUTHOR("Andy Gross <agross@codeaurora.org>"); ++MODULE_DESCRIPTION("QCOM TCSR driver"); ++MODULE_LICENSE("GPL v2"); +--- /dev/null ++++ b/include/dt-bindings/soc/qcom,tcsr.h +@@ -0,0 +1,48 @@ ++/* Copyright (c) 2014, The Linux Foundation. All rights reserved. ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 and ++ * only version 2 as published by the Free Software Foundation. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ */ ++#ifndef __DT_BINDINGS_QCOM_TCSR_H ++#define __DT_BINDINGS_QCOM_TCSR_H ++ ++#define TCSR_USB_SELECT_USB3_P0 0x1 ++#define TCSR_USB_SELECT_USB3_P1 0x2 ++#define TCSR_USB_SELECT_USB3_DUAL 0x3 ++ ++/* IPQ40xx HS PHY Mode Select */ ++#define TCSR_USB_HSPHY_HOST_MODE 0x00E700E7 ++#define TCSR_USB_HSPHY_DEVICE_MODE 0x00C700E7 ++ ++/* IPQ40xx ess interface mode select */ ++#define TCSR_ESS_PSGMII 0 ++#define TCSR_ESS_PSGMII_RGMII5 1 ++#define TCSR_ESS_PSGMII_RMII0 2 ++#define TCSR_ESS_PSGMII_RMII1 4 ++#define TCSR_ESS_PSGMII_RMII0_RMII1 6 ++#define TCSR_ESS_PSGMII_RGMII4 9 ++ ++/* ++ * IPQ40xx WiFi Global Config ++ * Bit 30:AXID_EN ++ * Enable AXI master bus Axid translating to confirm all txn submitted by order ++ * Bit 24: Use locally generated socslv_wxi_bvalid ++ * 1: use locally generate socslv_wxi_bvalid for performance. ++ * 0: use SNOC socslv_wxi_bvalid. ++ */ ++#define TCSR_WIFI_GLB_CFG 0x41000000 ++ ++/* IPQ40xx MEM_TYPE_SEL_M0_M2 Select Bit 26:24 - 2 NORMAL */ ++#define TCSR_WIFI_NOC_MEMTYPE_M0_M2 0x02222222 ++ ++/* TCSR A/B REG */ ++#define IPQ806X_TCSR_REG_A_ADM_CRCI_MUX_SEL 0 ++#define IPQ806X_TCSR_REG_B_ADM_CRCI_MUX_SEL 1 ++ ++#endif |