diff options
Diffstat (limited to 'package/kernel/mac80211/patches/344-0009-brcmfmac-use-bar1-window-size-as-provided-by-pci-sub.patch')
| -rw-r--r-- | package/kernel/mac80211/patches/344-0009-brcmfmac-use-bar1-window-size-as-provided-by-pci-sub.patch | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/344-0009-brcmfmac-use-bar1-window-size-as-provided-by-pci-sub.patch b/package/kernel/mac80211/patches/344-0009-brcmfmac-use-bar1-window-size-as-provided-by-pci-sub.patch new file mode 100644 index 0000000..ca03ffe --- /dev/null +++ b/package/kernel/mac80211/patches/344-0009-brcmfmac-use-bar1-window-size-as-provided-by-pci-sub.patch @@ -0,0 +1,58 @@ +From: Hante Meuleman <meuleman@broadcom.com> +Date: Wed, 17 Feb 2016 11:26:58 +0100 +Subject: [PATCH] brcmfmac: use bar1 window size as provided by pci subsystem + +The PCIE bar1 window size is specified by chip. Currently the +ioremap of bar1 was using a define which always matched the size +of bar1, but newer chips can have a different bar1 sizes. With +this patch the ioremap will be called with the by chip provided +window size. + +Reviewed-by: Arend Van Spriel <arend@broadcom.com> +Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> +Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> +Signed-off-by: Hante Meuleman <meuleman@broadcom.com> +Signed-off-by: Arend van Spriel <arend@broadcom.com> +Signed-off-by: Kalle Valo <kvalo@codeaurora.org> +--- + +--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c ++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c +@@ -72,7 +72,6 @@ static struct brcmf_firmware_mapping brc + + #define BRCMF_PCIE_FW_UP_TIMEOUT 2000 /* msec */ + +-#define BRCMF_PCIE_TCM_MAP_SIZE (4096 * 1024) + #define BRCMF_PCIE_REG_MAP_SIZE (32 * 1024) + + /* backplane addres space accessed by BAR0 */ +@@ -252,7 +251,6 @@ struct brcmf_pciedev_info { + char nvram_name[BRCMF_FW_NAME_LEN]; + void __iomem *regs; + void __iomem *tcm; +- u32 tcm_size; + u32 ram_base; + u32 ram_size; + struct brcmf_chip *ci; +@@ -1592,8 +1590,7 @@ static int brcmf_pcie_get_resource(struc + } + + devinfo->regs = ioremap_nocache(bar0_addr, BRCMF_PCIE_REG_MAP_SIZE); +- devinfo->tcm = ioremap_nocache(bar1_addr, BRCMF_PCIE_TCM_MAP_SIZE); +- devinfo->tcm_size = BRCMF_PCIE_TCM_MAP_SIZE; ++ devinfo->tcm = ioremap_nocache(bar1_addr, bar1_size); + + if (!devinfo->regs || !devinfo->tcm) { + brcmf_err("ioremap() failed (%p,%p)\n", devinfo->regs, +@@ -1602,8 +1599,9 @@ static int brcmf_pcie_get_resource(struc + } + brcmf_dbg(PCIE, "Phys addr : reg space = %p base addr %#016llx\n", + devinfo->regs, (unsigned long long)bar0_addr); +- brcmf_dbg(PCIE, "Phys addr : mem space = %p base addr %#016llx\n", +- devinfo->tcm, (unsigned long long)bar1_addr); ++ brcmf_dbg(PCIE, "Phys addr : mem space = %p base addr %#016llx size 0x%x\n", ++ devinfo->tcm, (unsigned long long)bar1_addr, ++ (unsigned int)bar1_size); + + return 0; + } |