diff options
Diffstat (limited to 'target/linux/generic')
6 files changed, 1209 insertions, 455 deletions
diff --git a/target/linux/generic/patches-3.10/025-bcma_backport.patch b/target/linux/generic/patches-3.10/025-bcma_backport.patch index 853d524..ca911cd 100644 --- a/target/linux/generic/patches-3.10/025-bcma_backport.patch +++ b/target/linux/generic/patches-3.10/025-bcma_backport.patch @@ -25,6 +25,14 @@ config BCMA_DRIVER_MIPS bool "BCMA Broadcom MIPS core driver" +@@ -68,6 +75,7 @@ config BCMA_DRIVER_GMAC_CMN + config BCMA_DRIVER_GPIO + bool "BCMA GPIO driver" + depends on BCMA && GPIOLIB ++ select IRQ_DOMAIN if BCMA_HOST_SOC + help + Driver to provide access to the GPIO pins of the bcma bus. + --- a/drivers/bcma/bcma_private.h +++ b/drivers/bcma/bcma_private.h @@ -22,6 +22,8 @@ @@ -36,6 +44,15 @@ int bcma_bus_register(struct bcma_bus *bus); void bcma_bus_unregister(struct bcma_bus *bus); int __init bcma_bus_early_register(struct bcma_bus *bus, +@@ -31,8 +33,6 @@ int __init bcma_bus_early_register(struc + int bcma_bus_suspend(struct bcma_bus *bus); + int bcma_bus_resume(struct bcma_bus *bus); + #endif +-struct bcma_device *bcma_find_core_unit(struct bcma_bus *bus, u16 coreid, +- u8 unit); + + /* scan.c */ + int bcma_bus_scan(struct bcma_bus *bus); --- a/drivers/bcma/core.c +++ b/drivers/bcma/core.c @@ -9,6 +9,25 @@ @@ -268,8 +285,12 @@ { "M25P20", 0x11, 0x10000, 4, }, { "M25P40", 0x12, 0x10000, 8, }, -@@ -41,7 +41,7 @@ static struct bcma_sflash_tbl_e bcma_sfl - { 0 }, +@@ -38,10 +38,10 @@ static struct bcma_sflash_tbl_e bcma_sfl + { "M25P32", 0x15, 0x10000, 64, }, + { "M25P64", 0x16, 0x10000, 128, }, + { "M25FL128", 0x17, 0x10000, 256, }, +- { 0 }, ++ { NULL }, }; -static struct bcma_sflash_tbl_e bcma_sflash_sst_tbl[] = { @@ -277,8 +298,12 @@ { "SST25WF512", 1, 0x1000, 16, }, { "SST25VF512", 0x48, 0x1000, 16, }, { "SST25WF010", 2, 0x1000, 32, }, -@@ -59,7 +59,7 @@ static struct bcma_sflash_tbl_e bcma_sfl - { 0 }, +@@ -56,10 +56,10 @@ static struct bcma_sflash_tbl_e bcma_sfl + { "SST25VF016", 0x41, 0x1000, 512, }, + { "SST25VF032", 0x4a, 0x1000, 1024, }, + { "SST25VF064", 0x4b, 0x1000, 2048, }, +- { 0 }, ++ { NULL }, }; -static struct bcma_sflash_tbl_e bcma_sflash_at_tbl[] = { @@ -286,6 +311,15 @@ { "AT45DB011", 0xc, 256, 512, }, { "AT45DB021", 0x14, 256, 1024, }, { "AT45DB041", 0x1c, 256, 2048, }, +@@ -67,7 +67,7 @@ static struct bcma_sflash_tbl_e bcma_sfl + { "AT45DB161", 0x2c, 512, 4096, }, + { "AT45DB321", 0x34, 512, 8192, }, + { "AT45DB642", 0x3c, 1024, 8192, }, +- { 0 }, ++ { NULL }, + }; + + static void bcma_sflash_cmd(struct bcma_drv_cc *cc, u32 opcode) @@ -89,7 +89,7 @@ int bcma_sflash_init(struct bcma_drv_cc { struct bcma_bus *bus = cc->core->bus; @@ -295,6 +329,327 @@ u32 id, id2; switch (cc->capabilities & BCMA_CC_CAP_FLASHT) { +--- a/drivers/bcma/driver_gpio.c ++++ b/drivers/bcma/driver_gpio.c +@@ -9,6 +9,9 @@ + */ + + #include <linux/gpio.h> ++#include <linux/irq.h> ++#include <linux/interrupt.h> ++#include <linux/irqdomain.h> + #include <linux/export.h> + #include <linux/bcma/bcma.h> + +@@ -73,19 +76,136 @@ static void bcma_gpio_free(struct gpio_c + bcma_chipco_gpio_pullup(cc, 1 << gpio, 0); + } + ++#if IS_BUILTIN(CONFIG_BCMA_HOST_SOC) + static int bcma_gpio_to_irq(struct gpio_chip *chip, unsigned gpio) + { + struct bcma_drv_cc *cc = bcma_gpio_get_cc(chip); + + if (cc->core->bus->hosttype == BCMA_HOSTTYPE_SOC) +- return bcma_core_irq(cc->core); ++ return irq_find_mapping(cc->irq_domain, gpio); + else + return -EINVAL; + } + ++static void bcma_gpio_irq_unmask(struct irq_data *d) ++{ ++ struct bcma_drv_cc *cc = irq_data_get_irq_chip_data(d); ++ int gpio = irqd_to_hwirq(d); ++ u32 val = bcma_chipco_gpio_in(cc, BIT(gpio)); ++ ++ bcma_chipco_gpio_polarity(cc, BIT(gpio), val); ++ bcma_chipco_gpio_intmask(cc, BIT(gpio), BIT(gpio)); ++} ++ ++static void bcma_gpio_irq_mask(struct irq_data *d) ++{ ++ struct bcma_drv_cc *cc = irq_data_get_irq_chip_data(d); ++ int gpio = irqd_to_hwirq(d); ++ ++ bcma_chipco_gpio_intmask(cc, BIT(gpio), 0); ++} ++ ++static struct irq_chip bcma_gpio_irq_chip = { ++ .name = "BCMA-GPIO", ++ .irq_mask = bcma_gpio_irq_mask, ++ .irq_unmask = bcma_gpio_irq_unmask, ++}; ++ ++static irqreturn_t bcma_gpio_irq_handler(int irq, void *dev_id) ++{ ++ struct bcma_drv_cc *cc = dev_id; ++ u32 val = bcma_cc_read32(cc, BCMA_CC_GPIOIN); ++ u32 mask = bcma_cc_read32(cc, BCMA_CC_GPIOIRQ); ++ u32 pol = bcma_cc_read32(cc, BCMA_CC_GPIOPOL); ++ unsigned long irqs = (val ^ pol) & mask; ++ int gpio; ++ ++ if (!irqs) ++ return IRQ_NONE; ++ ++ for_each_set_bit(gpio, &irqs, cc->gpio.ngpio) ++ generic_handle_irq(bcma_gpio_to_irq(&cc->gpio, gpio)); ++ bcma_chipco_gpio_polarity(cc, irqs, val & irqs); ++ ++ return IRQ_HANDLED; ++} ++ ++static int bcma_gpio_irq_domain_init(struct bcma_drv_cc *cc) ++{ ++ struct gpio_chip *chip = &cc->gpio; ++ int gpio, hwirq, err; ++ ++ if (cc->core->bus->hosttype != BCMA_HOSTTYPE_SOC) ++ return 0; ++ ++ cc->irq_domain = irq_domain_add_linear(NULL, chip->ngpio, ++ &irq_domain_simple_ops, cc); ++ if (!cc->irq_domain) { ++ err = -ENODEV; ++ goto err_irq_domain; ++ } ++ for (gpio = 0; gpio < chip->ngpio; gpio++) { ++ int irq = irq_create_mapping(cc->irq_domain, gpio); ++ ++ irq_set_chip_data(irq, cc); ++ irq_set_chip_and_handler(irq, &bcma_gpio_irq_chip, ++ handle_simple_irq); ++ } ++ ++ hwirq = bcma_core_irq(cc->core); ++ err = request_irq(hwirq, bcma_gpio_irq_handler, IRQF_SHARED, "gpio", ++ cc); ++ if (err) ++ goto err_req_irq; ++ ++ bcma_chipco_gpio_intmask(cc, ~0, 0); ++ bcma_cc_set32(cc, BCMA_CC_IRQMASK, BCMA_CC_IRQ_GPIO); ++ ++ return 0; ++ ++err_req_irq: ++ for (gpio = 0; gpio < chip->ngpio; gpio++) { ++ int irq = irq_find_mapping(cc->irq_domain, gpio); ++ ++ irq_dispose_mapping(irq); ++ } ++ irq_domain_remove(cc->irq_domain); ++err_irq_domain: ++ return err; ++} ++ ++static void bcma_gpio_irq_domain_exit(struct bcma_drv_cc *cc) ++{ ++ struct gpio_chip *chip = &cc->gpio; ++ int gpio; ++ ++ if (cc->core->bus->hosttype != BCMA_HOSTTYPE_SOC) ++ return; ++ ++ bcma_cc_mask32(cc, BCMA_CC_IRQMASK, ~BCMA_CC_IRQ_GPIO); ++ free_irq(bcma_core_irq(cc->core), cc); ++ for (gpio = 0; gpio < chip->ngpio; gpio++) { ++ int irq = irq_find_mapping(cc->irq_domain, gpio); ++ ++ irq_dispose_mapping(irq); ++ } ++ irq_domain_remove(cc->irq_domain); ++} ++#else ++static int bcma_gpio_irq_domain_init(struct bcma_drv_cc *cc) ++{ ++ return 0; ++} ++ ++static void bcma_gpio_irq_domain_exit(struct bcma_drv_cc *cc) ++{ ++} ++#endif ++ + int bcma_gpio_init(struct bcma_drv_cc *cc) + { + struct gpio_chip *chip = &cc->gpio; ++ int err; + + chip->label = "bcma_gpio"; + chip->owner = THIS_MODULE; +@@ -95,7 +215,9 @@ int bcma_gpio_init(struct bcma_drv_cc *c + chip->set = bcma_gpio_set_value; + chip->direction_input = bcma_gpio_direction_input; + chip->direction_output = bcma_gpio_direction_output; ++#if IS_BUILTIN(CONFIG_BCMA_HOST_SOC) + chip->to_irq = bcma_gpio_to_irq; ++#endif + chip->ngpio = 16; + /* There is just one SoC in one device and its GPIO addresses should be + * deterministic to address them more easily. The other buses could get +@@ -105,10 +227,21 @@ int bcma_gpio_init(struct bcma_drv_cc *c + else + chip->base = -1; + +- return gpiochip_add(chip); ++ err = bcma_gpio_irq_domain_init(cc); ++ if (err) ++ return err; ++ ++ err = gpiochip_add(chip); ++ if (err) { ++ bcma_gpio_irq_domain_exit(cc); ++ return err; ++ } ++ ++ return 0; + } + + int bcma_gpio_unregister(struct bcma_drv_cc *cc) + { ++ bcma_gpio_irq_domain_exit(cc); + return gpiochip_remove(&cc->gpio); + } +--- a/drivers/bcma/driver_pci.c ++++ b/drivers/bcma/driver_pci.c +@@ -31,7 +31,7 @@ static void bcma_pcie_write(struct bcma_ + pcicore_write32(pc, BCMA_CORE_PCI_PCIEIND_DATA, data); + } + +-static void bcma_pcie_mdio_set_phy(struct bcma_drv_pci *pc, u8 phy) ++static void bcma_pcie_mdio_set_phy(struct bcma_drv_pci *pc, u16 phy) + { + u32 v; + int i; +@@ -55,7 +55,7 @@ static void bcma_pcie_mdio_set_phy(struc + } + } + +-static u16 bcma_pcie_mdio_read(struct bcma_drv_pci *pc, u8 device, u8 address) ++static u16 bcma_pcie_mdio_read(struct bcma_drv_pci *pc, u16 device, u8 address) + { + int max_retries = 10; + u16 ret = 0; +@@ -98,7 +98,7 @@ static u16 bcma_pcie_mdio_read(struct bc + return ret; + } + +-static void bcma_pcie_mdio_write(struct bcma_drv_pci *pc, u8 device, ++static void bcma_pcie_mdio_write(struct bcma_drv_pci *pc, u16 device, + u8 address, u16 data) + { + int max_retries = 10; +@@ -137,6 +137,13 @@ static void bcma_pcie_mdio_write(struct + pcicore_write32(pc, BCMA_CORE_PCI_MDIO_CONTROL, 0); + } + ++static u16 bcma_pcie_mdio_writeread(struct bcma_drv_pci *pc, u16 device, ++ u8 address, u16 data) ++{ ++ bcma_pcie_mdio_write(pc, device, address, data); ++ return bcma_pcie_mdio_read(pc, device, address); ++} ++ + /************************************************** + * Workarounds. + **************************************************/ +@@ -229,6 +236,32 @@ void bcma_core_pci_init(struct bcma_drv_ + bcma_core_pci_clientmode_init(pc); + } + ++void bcma_core_pci_power_save(struct bcma_bus *bus, bool up) ++{ ++ struct bcma_drv_pci *pc; ++ u16 data; ++ ++ if (bus->hosttype != BCMA_HOSTTYPE_PCI) ++ return; ++ ++ pc = &bus->drv_pci[0]; ++ ++ if (pc->core->id.rev >= 15 && pc->core->id.rev <= 20) { ++ data = up ? 0x74 : 0x7C; ++ bcma_pcie_mdio_writeread(pc, BCMA_CORE_PCI_MDIO_BLK1, ++ BCMA_CORE_PCI_MDIO_BLK1_MGMT1, 0x7F64); ++ bcma_pcie_mdio_writeread(pc, BCMA_CORE_PCI_MDIO_BLK1, ++ BCMA_CORE_PCI_MDIO_BLK1_MGMT3, data); ++ } else if (pc->core->id.rev >= 21 && pc->core->id.rev <= 22) { ++ data = up ? 0x75 : 0x7D; ++ bcma_pcie_mdio_writeread(pc, BCMA_CORE_PCI_MDIO_BLK1, ++ BCMA_CORE_PCI_MDIO_BLK1_MGMT1, 0x7E65); ++ bcma_pcie_mdio_writeread(pc, BCMA_CORE_PCI_MDIO_BLK1, ++ BCMA_CORE_PCI_MDIO_BLK1_MGMT3, data); ++ } ++} ++EXPORT_SYMBOL_GPL(bcma_core_pci_power_save); ++ + int bcma_core_pci_irq_ctl(struct bcma_drv_pci *pc, struct bcma_device *core, + bool enable) + { +@@ -262,7 +295,7 @@ out: + } + EXPORT_SYMBOL_GPL(bcma_core_pci_irq_ctl); + +-void bcma_core_pci_extend_L1timer(struct bcma_drv_pci *pc, bool extend) ++static void bcma_core_pci_extend_L1timer(struct bcma_drv_pci *pc, bool extend) + { + u32 w; + +@@ -274,4 +307,29 @@ void bcma_core_pci_extend_L1timer(struct + bcma_pcie_write(pc, BCMA_CORE_PCI_DLLP_PMTHRESHREG, w); + bcma_pcie_read(pc, BCMA_CORE_PCI_DLLP_PMTHRESHREG); + } +-EXPORT_SYMBOL_GPL(bcma_core_pci_extend_L1timer); ++ ++void bcma_core_pci_up(struct bcma_bus *bus) ++{ ++ struct bcma_drv_pci *pc; ++ ++ if (bus->hosttype != BCMA_HOSTTYPE_PCI) ++ return; ++ ++ pc = &bus->drv_pci[0]; ++ ++ bcma_core_pci_extend_L1timer(pc, true); ++} ++EXPORT_SYMBOL_GPL(bcma_core_pci_up); ++ ++void bcma_core_pci_down(struct bcma_bus *bus) ++{ ++ struct bcma_drv_pci *pc; ++ ++ if (bus->hosttype != BCMA_HOSTTYPE_PCI) ++ return; ++ ++ pc = &bus->drv_pci[0]; ++ ++ bcma_core_pci_extend_L1timer(pc, false); ++} ++EXPORT_SYMBOL_GPL(bcma_core_pci_down); +--- a/drivers/bcma/driver_pci_host.c ++++ b/drivers/bcma/driver_pci_host.c +@@ -581,6 +581,7 @@ DECLARE_PCI_FIXUP_HEADER(PCI_ANY_ID, PCI + int bcma_core_pci_plat_dev_init(struct pci_dev *dev) + { + struct bcma_drv_pci_host *pc_host; ++ int readrq; + + if (dev->bus->ops->read != bcma_core_pci_hostmode_read_config) { + /* This is not a device on the PCI-core bridge. */ +@@ -595,6 +596,11 @@ int bcma_core_pci_plat_dev_init(struct p + dev->irq = bcma_core_irq(pc_host->pdev->core); + pci_write_config_byte(dev, PCI_INTERRUPT_LINE, dev->irq); + ++ readrq = pcie_get_readrq(dev); ++ if (readrq > 128) { ++ pr_info("change PCIe max read request size from %i to 128\n", readrq); ++ pcie_set_readrq(dev, 128); ++ } + return 0; + } + EXPORT_SYMBOL(bcma_core_pci_plat_dev_init); --- a/drivers/bcma/host_pci.c +++ b/drivers/bcma/host_pci.c @@ -188,8 +188,11 @@ static int bcma_host_pci_probe(struct pc @@ -311,9 +666,20 @@ /* Map MMIO */ err = -ENOMEM; -@@ -269,12 +272,14 @@ static SIMPLE_DEV_PM_OPS(bcma_pm_ops, bc +@@ -235,7 +238,6 @@ static void bcma_host_pci_remove(struct + pci_release_regions(dev); + pci_disable_device(dev); + kfree(bus); +- pci_set_drvdata(dev, NULL); + } + + #ifdef CONFIG_PM_SLEEP +@@ -267,14 +269,16 @@ static SIMPLE_DEV_PM_OPS(bcma_pm_ops, bc - static DEFINE_PCI_DEVICE_TABLE(bcma_pci_bridge_tbl) = { + #endif /* CONFIG_PM_SLEEP */ + +-static DEFINE_PCI_DEVICE_TABLE(bcma_pci_bridge_tbl) = { ++static const struct pci_device_id bcma_pci_bridge_tbl[] = { { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x0576) }, + { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4313) }, { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 43224) }, @@ -328,16 +694,40 @@ }; --- a/drivers/bcma/main.c +++ b/drivers/bcma/main.c -@@ -93,6 +93,25 @@ struct bcma_device *bcma_find_core_unit( +@@ -69,28 +69,36 @@ static u16 bcma_cc_core_id(struct bcma_b + return BCMA_CORE_CHIPCOMMON; + } + +-struct bcma_device *bcma_find_core(struct bcma_bus *bus, u16 coreid) ++struct bcma_device *bcma_find_core_unit(struct bcma_bus *bus, u16 coreid, ++ u8 unit) + { + struct bcma_device *core; + + list_for_each_entry(core, &bus->cores, list) { +- if (core->id.id == coreid) ++ if (core->id.id == coreid && core->core_unit == unit) + return core; + } return NULL; } +-EXPORT_SYMBOL_GPL(bcma_find_core); ++EXPORT_SYMBOL_GPL(bcma_find_core_unit); +-struct bcma_device *bcma_find_core_unit(struct bcma_bus *bus, u16 coreid, +- u8 unit) +bool bcma_wait_value(struct bcma_device *core, u16 reg, u32 mask, u32 value, + int timeout) -+{ + { +- struct bcma_device *core; + unsigned long deadline = jiffies + timeout; + u32 val; -+ + +- list_for_each_entry(core, &bus->cores, list) { +- if (core->id.id == coreid && core->core_unit == unit) +- return core; +- } +- return NULL; + do { + val = bcma_read32(core, reg); + if ((val & mask) == value) @@ -349,12 +739,18 @@ + bcma_warn(core->bus, "Timeout waiting for register 0x%04X!\n", reg); + + return false; -+} -+ + } + static void bcma_release_core_dev(struct device *dev) - { - struct bcma_device *core = container_of(dev, struct bcma_device, dev); -@@ -218,7 +237,7 @@ int bcma_bus_register(struct bcma_bus *b +@@ -148,6 +156,7 @@ static int bcma_register_cores(struct bc + bcma_err(bus, + "Could not register dev for core 0x%03X\n", + core->id.id); ++ put_device(&core->dev); + continue; + } + core->dev_registered = true; +@@ -218,7 +227,7 @@ int bcma_bus_register(struct bcma_bus *b err = bcma_bus_scan(bus); if (err) { bcma_err(bus, "Failed to scan: %d\n", err); @@ -363,6 +759,101 @@ } /* Early init CC core */ +--- a/drivers/bcma/scan.c ++++ b/drivers/bcma/scan.c +@@ -32,6 +32,18 @@ static const struct bcma_device_id_name + { BCMA_CORE_4706_CHIPCOMMON, "BCM4706 ChipCommon" }, + { BCMA_CORE_4706_SOC_RAM, "BCM4706 SOC RAM" }, + { BCMA_CORE_4706_MAC_GBIT, "BCM4706 GBit MAC" }, ++ { BCMA_CORE_PCIEG2, "PCIe Gen 2" }, ++ { BCMA_CORE_DMA, "DMA" }, ++ { BCMA_CORE_SDIO3, "SDIO3" }, ++ { BCMA_CORE_USB20, "USB 2.0" }, ++ { BCMA_CORE_USB30, "USB 3.0" }, ++ { BCMA_CORE_A9JTAG, "ARM Cortex A9 JTAG" }, ++ { BCMA_CORE_DDR23, "Denali DDR2/DDR3 memory controller" }, ++ { BCMA_CORE_ROM, "ROM" }, ++ { BCMA_CORE_NAND, "NAND flash controller" }, ++ { BCMA_CORE_QSPI, "SPI flash controller" }, ++ { BCMA_CORE_CHIPCOMMON_B, "Chipcommon B" }, ++ { BCMA_CORE_ARMCA9, "ARM Cortex A9 core (ihost)" }, + { BCMA_CORE_AMEMC, "AMEMC (DDR)" }, + { BCMA_CORE_ALTA, "ALTA (I2S)" }, + { BCMA_CORE_INVALID, "Invalid" }, +@@ -201,7 +213,7 @@ static s32 bcma_erom_get_mst_port(struct + return ent; + } + +-static s32 bcma_erom_get_addr_desc(struct bcma_bus *bus, u32 __iomem **eromptr, ++static u32 bcma_erom_get_addr_desc(struct bcma_bus *bus, u32 __iomem **eromptr, + u32 type, u8 port) + { + u32 addrl, addrh, sizel, sizeh = 0; +@@ -213,7 +225,7 @@ static s32 bcma_erom_get_addr_desc(struc + ((ent & SCAN_ADDR_TYPE) != type) || + (((ent & SCAN_ADDR_PORT) >> SCAN_ADDR_PORT_SHIFT) != port)) { + bcma_erom_push_ent(eromptr); +- return -EINVAL; ++ return (u32)-EINVAL; + } + + addrl = ent & SCAN_ADDR_ADDR; +@@ -257,11 +269,13 @@ static struct bcma_device *bcma_find_cor + return NULL; + } + ++#define IS_ERR_VALUE_U32(x) ((x) >= (u32)-MAX_ERRNO) ++ + static int bcma_get_next_core(struct bcma_bus *bus, u32 __iomem **eromptr, + struct bcma_device_id *match, int core_num, + struct bcma_device *core) + { +- s32 tmp; ++ u32 tmp; + u8 i, j; + s32 cia, cib; + u8 ports[2], wrappers[2]; +@@ -339,11 +353,11 @@ static int bcma_get_next_core(struct bcm + * the main register space for the core + */ + tmp = bcma_erom_get_addr_desc(bus, eromptr, SCAN_ADDR_TYPE_SLAVE, 0); +- if (tmp <= 0) { ++ if (tmp == 0 || IS_ERR_VALUE_U32(tmp)) { + /* Try again to see if it is a bridge */ + tmp = bcma_erom_get_addr_desc(bus, eromptr, + SCAN_ADDR_TYPE_BRIDGE, 0); +- if (tmp <= 0) { ++ if (tmp == 0 || IS_ERR_VALUE_U32(tmp)) { + return -EILSEQ; + } else { + bcma_info(bus, "Bridge found\n"); +@@ -357,7 +371,7 @@ static int bcma_get_next_core(struct bcm + for (j = 0; ; j++) { + tmp = bcma_erom_get_addr_desc(bus, eromptr, + SCAN_ADDR_TYPE_SLAVE, i); +- if (tmp < 0) { ++ if (IS_ERR_VALUE_U32(tmp)) { + /* no more entries for port _i_ */ + /* pr_debug("erom: slave port %d " + * "has %d descriptors\n", i, j); */ +@@ -374,7 +388,7 @@ static int bcma_get_next_core(struct bcm + for (j = 0; ; j++) { + tmp = bcma_erom_get_addr_desc(bus, eromptr, + SCAN_ADDR_TYPE_MWRAP, i); +- if (tmp < 0) { ++ if (IS_ERR_VALUE_U32(tmp)) { + /* no more entries for port _i_ */ + /* pr_debug("erom: master wrapper %d " + * "has %d descriptors\n", i, j); */ +@@ -392,7 +406,7 @@ static int bcma_get_next_core(struct bcm + for (j = 0; ; j++) { + tmp = bcma_erom_get_addr_desc(bus, eromptr, + SCAN_ADDR_TYPE_SWRAP, i + hack); +- if (tmp < 0) { ++ if (IS_ERR_VALUE_U32(tmp)) { + /* no more entries for port _i_ */ + /* pr_debug("erom: master wrapper %d " + * has %d descriptors\n", i, j); */ --- a/drivers/bcma/sprom.c +++ b/drivers/bcma/sprom.c @@ -72,12 +72,12 @@ fail: @@ -571,6 +1062,22 @@ /* Board types (on PCI usually equals to the subsystem dev id) */ /* BCM4313 */ +@@ -400,7 +418,14 @@ static inline void bcma_maskset16(struct + bcma_write16(cc, offset, (bcma_read16(cc, offset) & mask) | set); + } + +-extern struct bcma_device *bcma_find_core(struct bcma_bus *bus, u16 coreid); ++extern struct bcma_device *bcma_find_core_unit(struct bcma_bus *bus, u16 coreid, ++ u8 unit); ++static inline struct bcma_device *bcma_find_core(struct bcma_bus *bus, ++ u16 coreid) ++{ ++ return bcma_find_core_unit(bus, coreid, 0); ++} ++ + extern bool bcma_core_is_enabled(struct bcma_device *core); + extern void bcma_core_disable(struct bcma_device *core, u32 flags); + extern int bcma_core_enable(struct bcma_device *core, u32 flags); --- a/include/linux/bcma/bcma_driver_chipcommon.h +++ b/include/linux/bcma/bcma_driver_chipcommon.h @@ -330,6 +330,8 @@ @@ -656,239 +1163,14 @@ /* Data for the PMU, if available. * Check availability with ((struct bcma_chipcommon)->capabilities & BCMA_CC_CAP_PMU) */ ---- a/drivers/bcma/driver_pci.c -+++ b/drivers/bcma/driver_pci.c -@@ -31,7 +31,7 @@ static void bcma_pcie_write(struct bcma_ - pcicore_write32(pc, BCMA_CORE_PCI_PCIEIND_DATA, data); - } - --static void bcma_pcie_mdio_set_phy(struct bcma_drv_pci *pc, u8 phy) -+static void bcma_pcie_mdio_set_phy(struct bcma_drv_pci *pc, u16 phy) - { - u32 v; - int i; -@@ -55,7 +55,7 @@ static void bcma_pcie_mdio_set_phy(struc - } - } - --static u16 bcma_pcie_mdio_read(struct bcma_drv_pci *pc, u8 device, u8 address) -+static u16 bcma_pcie_mdio_read(struct bcma_drv_pci *pc, u16 device, u8 address) - { - int max_retries = 10; - u16 ret = 0; -@@ -98,7 +98,7 @@ static u16 bcma_pcie_mdio_read(struct bc - return ret; - } - --static void bcma_pcie_mdio_write(struct bcma_drv_pci *pc, u8 device, -+static void bcma_pcie_mdio_write(struct bcma_drv_pci *pc, u16 device, - u8 address, u16 data) - { - int max_retries = 10; -@@ -137,6 +137,13 @@ static void bcma_pcie_mdio_write(struct - pcicore_write32(pc, BCMA_CORE_PCI_MDIO_CONTROL, 0); - } - -+static u16 bcma_pcie_mdio_writeread(struct bcma_drv_pci *pc, u16 device, -+ u8 address, u16 data) -+{ -+ bcma_pcie_mdio_write(pc, device, address, data); -+ return bcma_pcie_mdio_read(pc, device, address); -+} -+ - /************************************************** - * Workarounds. - **************************************************/ -@@ -229,6 +236,32 @@ void bcma_core_pci_init(struct bcma_drv_ - bcma_core_pci_clientmode_init(pc); - } - -+void bcma_core_pci_power_save(struct bcma_bus *bus, bool up) -+{ -+ struct bcma_drv_pci *pc; -+ u16 data; -+ -+ if (bus->hosttype != BCMA_HOSTTYPE_PCI) -+ return; -+ -+ pc = &bus->drv_pci[0]; -+ -+ if (pc->core->id.rev >= 15 && pc->core->id.rev <= 20) { -+ data = up ? 0x74 : 0x7C; -+ bcma_pcie_mdio_writeread(pc, BCMA_CORE_PCI_MDIO_BLK1, -+ BCMA_CORE_PCI_MDIO_BLK1_MGMT1, 0x7F64); -+ bcma_pcie_mdio_writeread(pc, BCMA_CORE_PCI_MDIO_BLK1, -+ BCMA_CORE_PCI_MDIO_BLK1_MGMT3, data); -+ } else if (pc->core->id.rev >= 21 && pc->core->id.rev <= 22) { -+ data = up ? 0x75 : 0x7D; -+ bcma_pcie_mdio_writeread(pc, BCMA_CORE_PCI_MDIO_BLK1, -+ BCMA_CORE_PCI_MDIO_BLK1_MGMT1, 0x7E65); -+ bcma_pcie_mdio_writeread(pc, BCMA_CORE_PCI_MDIO_BLK1, -+ BCMA_CORE_PCI_MDIO_BLK1_MGMT3, data); -+ } -+} -+EXPORT_SYMBOL_GPL(bcma_core_pci_power_save); -+ - int bcma_core_pci_irq_ctl(struct bcma_drv_pci *pc, struct bcma_device *core, - bool enable) - { -@@ -262,7 +295,7 @@ out: - } - EXPORT_SYMBOL_GPL(bcma_core_pci_irq_ctl); - --void bcma_core_pci_extend_L1timer(struct bcma_drv_pci *pc, bool extend) -+static void bcma_core_pci_extend_L1timer(struct bcma_drv_pci *pc, bool extend) - { - u32 w; - -@@ -274,4 +307,29 @@ void bcma_core_pci_extend_L1timer(struct - bcma_pcie_write(pc, BCMA_CORE_PCI_DLLP_PMTHRESHREG, w); - bcma_pcie_read(pc, BCMA_CORE_PCI_DLLP_PMTHRESHREG); - } --EXPORT_SYMBOL_GPL(bcma_core_pci_extend_L1timer); -+ -+void bcma_core_pci_up(struct bcma_bus *bus) -+{ -+ struct bcma_drv_pci *pc; -+ -+ if (bus->hosttype != BCMA_HOSTTYPE_PCI) -+ return; -+ -+ pc = &bus->drv_pci[0]; -+ -+ bcma_core_pci_extend_L1timer(pc, true); -+} -+EXPORT_SYMBOL_GPL(bcma_core_pci_up); -+ -+void bcma_core_pci_down(struct bcma_bus *bus) -+{ -+ struct bcma_drv_pci *pc; -+ -+ if (bus->hosttype != BCMA_HOSTTYPE_PCI) -+ return; -+ -+ pc = &bus->drv_pci[0]; -+ -+ bcma_core_pci_extend_L1timer(pc, false); -+} -+EXPORT_SYMBOL_GPL(bcma_core_pci_down); ---- a/drivers/bcma/driver_pci_host.c -+++ b/drivers/bcma/driver_pci_host.c -@@ -581,6 +581,7 @@ DECLARE_PCI_FIXUP_HEADER(PCI_ANY_ID, PCI - int bcma_core_pci_plat_dev_init(struct pci_dev *dev) - { - struct bcma_drv_pci_host *pc_host; -+ int readrq; - - if (dev->bus->ops->read != bcma_core_pci_hostmode_read_config) { - /* This is not a device on the PCI-core bridge. */ -@@ -595,6 +596,11 @@ int bcma_core_pci_plat_dev_init(struct p - dev->irq = bcma_core_irq(pc_host->pdev->core); - pci_write_config_byte(dev, PCI_INTERRUPT_LINE, dev->irq); - -+ readrq = pcie_get_readrq(dev); -+ if (readrq > 128) { -+ pr_info("change PCIe max read request size from %i to 128\n", readrq); -+ pcie_set_readrq(dev, 128); -+ } - return 0; - } - EXPORT_SYMBOL(bcma_core_pci_plat_dev_init); ---- a/drivers/bcma/scan.c -+++ b/drivers/bcma/scan.c -@@ -32,6 +32,18 @@ static const struct bcma_device_id_name - { BCMA_CORE_4706_CHIPCOMMON, "BCM4706 ChipCommon" }, - { BCMA_CORE_4706_SOC_RAM, "BCM4706 SOC RAM" }, - { BCMA_CORE_4706_MAC_GBIT, "BCM4706 GBit MAC" }, -+ { BCMA_CORE_PCIEG2, "PCIe Gen 2" }, -+ { BCMA_CORE_DMA, "DMA" }, -+ { BCMA_CORE_SDIO3, "SDIO3" }, -+ { BCMA_CORE_USB20, "USB 2.0" }, -+ { BCMA_CORE_USB30, "USB 3.0" }, -+ { BCMA_CORE_A9JTAG, "ARM Cortex A9 JTAG" }, -+ { BCMA_CORE_DDR23, "Denali DDR2/DDR3 memory controller" }, -+ { BCMA_CORE_ROM, "ROM" }, -+ { BCMA_CORE_NAND, "NAND flash controller" }, -+ { BCMA_CORE_QSPI, "SPI flash controller" }, -+ { BCMA_CORE_CHIPCOMMON_B, "Chipcommon B" }, -+ { BCMA_CORE_ARMCA9, "ARM Cortex A9 core (ihost)" }, - { BCMA_CORE_AMEMC, "AMEMC (DDR)" }, - { BCMA_CORE_ALTA, "ALTA (I2S)" }, - { BCMA_CORE_INVALID, "Invalid" }, -@@ -201,7 +213,7 @@ static s32 bcma_erom_get_mst_port(struct - return ent; - } - --static s32 bcma_erom_get_addr_desc(struct bcma_bus *bus, u32 __iomem **eromptr, -+static u32 bcma_erom_get_addr_desc(struct bcma_bus *bus, u32 __iomem **eromptr, - u32 type, u8 port) - { - u32 addrl, addrh, sizel, sizeh = 0; -@@ -213,7 +225,7 @@ static s32 bcma_erom_get_addr_desc(struc - ((ent & SCAN_ADDR_TYPE) != type) || - (((ent & SCAN_ADDR_PORT) >> SCAN_ADDR_PORT_SHIFT) != port)) { - bcma_erom_push_ent(eromptr); -- return -EINVAL; -+ return (u32)-EINVAL; - } - - addrl = ent & SCAN_ADDR_ADDR; -@@ -257,11 +269,13 @@ static struct bcma_device *bcma_find_cor - return NULL; - } +@@ -585,6 +640,7 @@ struct bcma_drv_cc { + spinlock_t gpio_lock; + #ifdef CONFIG_BCMA_DRIVER_GPIO + struct gpio_chip gpio; ++ struct irq_domain *irq_domain; + #endif + }; -+#define IS_ERR_VALUE_U32(x) ((x) >= (u32)-MAX_ERRNO) -+ - static int bcma_get_next_core(struct bcma_bus *bus, u32 __iomem **eromptr, - struct bcma_device_id *match, int core_num, - struct bcma_device *core) - { -- s32 tmp; -+ u32 tmp; - u8 i, j; - s32 cia, cib; - u8 ports[2], wrappers[2]; -@@ -339,11 +353,11 @@ static int bcma_get_next_core(struct bcm - * the main register space for the core - */ - tmp = bcma_erom_get_addr_desc(bus, eromptr, SCAN_ADDR_TYPE_SLAVE, 0); -- if (tmp <= 0) { -+ if (tmp == 0 || IS_ERR_VALUE_U32(tmp)) { - /* Try again to see if it is a bridge */ - tmp = bcma_erom_get_addr_desc(bus, eromptr, - SCAN_ADDR_TYPE_BRIDGE, 0); -- if (tmp <= 0) { -+ if (tmp == 0 || IS_ERR_VALUE_U32(tmp)) { - return -EILSEQ; - } else { - bcma_info(bus, "Bridge found\n"); -@@ -357,7 +371,7 @@ static int bcma_get_next_core(struct bcm - for (j = 0; ; j++) { - tmp = bcma_erom_get_addr_desc(bus, eromptr, - SCAN_ADDR_TYPE_SLAVE, i); -- if (tmp < 0) { -+ if (IS_ERR_VALUE_U32(tmp)) { - /* no more entries for port _i_ */ - /* pr_debug("erom: slave port %d " - * "has %d descriptors\n", i, j); */ -@@ -374,7 +388,7 @@ static int bcma_get_next_core(struct bcm - for (j = 0; ; j++) { - tmp = bcma_erom_get_addr_desc(bus, eromptr, - SCAN_ADDR_TYPE_MWRAP, i); -- if (tmp < 0) { -+ if (IS_ERR_VALUE_U32(tmp)) { - /* no more entries for port _i_ */ - /* pr_debug("erom: master wrapper %d " - * "has %d descriptors\n", i, j); */ -@@ -392,7 +406,7 @@ static int bcma_get_next_core(struct bcm - for (j = 0; ; j++) { - tmp = bcma_erom_get_addr_desc(bus, eromptr, - SCAN_ADDR_TYPE_SWRAP, i + hack); -- if (tmp < 0) { -+ if (IS_ERR_VALUE_U32(tmp)) { - /* no more entries for port _i_ */ - /* pr_debug("erom: master wrapper %d " - * has %d descriptors\n", i, j); */ --- a/include/linux/bcma/bcma_driver_pci.h +++ b/include/linux/bcma/bcma_driver_pci.h @@ -181,10 +181,31 @@ struct pci_dev; diff --git a/target/linux/generic/patches-3.10/026-bcma-export-bcma_find_core_unit.patch b/target/linux/generic/patches-3.10/026-bcma-export-bcma_find_core_unit.patch deleted file mode 100644 index 86bce67..0000000 --- a/target/linux/generic/patches-3.10/026-bcma-export-bcma_find_core_unit.patch +++ /dev/null @@ -1,69 +0,0 @@ -From 0fc9d696e4855f1e03910c431499d68e75904929 Mon Sep 17 00:00:00 2001 -From: Hauke Mehrtens <hauke@hauke-m.de> -Date: Sun, 10 Nov 2013 20:43:46 +0100 -Subject: [PATCH] bcma: export bcma_find_core_unit() - ---- - drivers/bcma/bcma_private.h | 2 -- - drivers/bcma/main.c | 13 +------------ - include/linux/bcma/bcma.h | 9 ++++++++- - 3 files changed, 9 insertions(+), 15 deletions(-) - ---- a/drivers/bcma/bcma_private.h -+++ b/drivers/bcma/bcma_private.h -@@ -33,8 +33,6 @@ int __init bcma_bus_early_register(struc - int bcma_bus_suspend(struct bcma_bus *bus); - int bcma_bus_resume(struct bcma_bus *bus); - #endif --struct bcma_device *bcma_find_core_unit(struct bcma_bus *bus, u16 coreid, -- u8 unit); - - /* scan.c */ - int bcma_bus_scan(struct bcma_bus *bus); ---- a/drivers/bcma/main.c -+++ b/drivers/bcma/main.c -@@ -69,18 +69,6 @@ static u16 bcma_cc_core_id(struct bcma_b - return BCMA_CORE_CHIPCOMMON; - } - --struct bcma_device *bcma_find_core(struct bcma_bus *bus, u16 coreid) --{ -- struct bcma_device *core; -- -- list_for_each_entry(core, &bus->cores, list) { -- if (core->id.id == coreid) -- return core; -- } -- return NULL; --} --EXPORT_SYMBOL_GPL(bcma_find_core); -- - struct bcma_device *bcma_find_core_unit(struct bcma_bus *bus, u16 coreid, - u8 unit) - { -@@ -92,6 +80,7 @@ struct bcma_device *bcma_find_core_unit( - } - return NULL; - } -+EXPORT_SYMBOL_GPL(bcma_find_core_unit); - - bool bcma_wait_value(struct bcma_device *core, u16 reg, u32 mask, u32 value, - int timeout) ---- a/include/linux/bcma/bcma.h -+++ b/include/linux/bcma/bcma.h -@@ -418,7 +418,14 @@ static inline void bcma_maskset16(struct - bcma_write16(cc, offset, (bcma_read16(cc, offset) & mask) | set); - } - --extern struct bcma_device *bcma_find_core(struct bcma_bus *bus, u16 coreid); -+extern struct bcma_device *bcma_find_core_unit(struct bcma_bus *bus, u16 coreid, -+ u8 unit); -+static inline struct bcma_device *bcma_find_core(struct bcma_bus *bus, -+ u16 coreid) -+{ -+ return bcma_find_core_unit(bus, coreid, 0); -+} -+ - extern bool bcma_core_is_enabled(struct bcma_device *core); - extern void bcma_core_disable(struct bcma_device *core, u32 flags); - extern int bcma_core_enable(struct bcma_device *core, u32 flags); diff --git a/target/linux/generic/patches-3.12/025-bcma_backport.patch b/target/linux/generic/patches-3.12/025-bcma_backport.patch index 9fc946c..3e86f69 100644 --- a/target/linux/generic/patches-3.12/025-bcma_backport.patch +++ b/target/linux/generic/patches-3.12/025-bcma_backport.patch @@ -1,3 +1,236 @@ +--- a/drivers/bcma/Kconfig ++++ b/drivers/bcma/Kconfig +@@ -75,6 +75,7 @@ config BCMA_DRIVER_GMAC_CMN + config BCMA_DRIVER_GPIO + bool "BCMA GPIO driver" + depends on BCMA && GPIOLIB ++ select IRQ_DOMAIN if BCMA_HOST_SOC + help + Driver to provide access to the GPIO pins of the bcma bus. + +--- a/drivers/bcma/bcma_private.h ++++ b/drivers/bcma/bcma_private.h +@@ -33,8 +33,6 @@ int __init bcma_bus_early_register(struc + int bcma_bus_suspend(struct bcma_bus *bus); + int bcma_bus_resume(struct bcma_bus *bus); + #endif +-struct bcma_device *bcma_find_core_unit(struct bcma_bus *bus, u16 coreid, +- u8 unit); + + /* scan.c */ + int bcma_bus_scan(struct bcma_bus *bus); +--- a/drivers/bcma/driver_chipcommon_sflash.c ++++ b/drivers/bcma/driver_chipcommon_sflash.c +@@ -38,7 +38,7 @@ static const struct bcma_sflash_tbl_e bc + { "M25P32", 0x15, 0x10000, 64, }, + { "M25P64", 0x16, 0x10000, 128, }, + { "M25FL128", 0x17, 0x10000, 256, }, +- { 0 }, ++ { NULL }, + }; + + static const struct bcma_sflash_tbl_e bcma_sflash_sst_tbl[] = { +@@ -56,7 +56,7 @@ static const struct bcma_sflash_tbl_e bc + { "SST25VF016", 0x41, 0x1000, 512, }, + { "SST25VF032", 0x4a, 0x1000, 1024, }, + { "SST25VF064", 0x4b, 0x1000, 2048, }, +- { 0 }, ++ { NULL }, + }; + + static const struct bcma_sflash_tbl_e bcma_sflash_at_tbl[] = { +@@ -67,7 +67,7 @@ static const struct bcma_sflash_tbl_e bc + { "AT45DB161", 0x2c, 512, 4096, }, + { "AT45DB321", 0x34, 512, 8192, }, + { "AT45DB642", 0x3c, 1024, 8192, }, +- { 0 }, ++ { NULL }, + }; + + static void bcma_sflash_cmd(struct bcma_drv_cc *cc, u32 opcode) +--- a/drivers/bcma/driver_gpio.c ++++ b/drivers/bcma/driver_gpio.c +@@ -9,6 +9,9 @@ + */ + + #include <linux/gpio.h> ++#include <linux/irq.h> ++#include <linux/interrupt.h> ++#include <linux/irqdomain.h> + #include <linux/export.h> + #include <linux/bcma/bcma.h> + +@@ -73,19 +76,136 @@ static void bcma_gpio_free(struct gpio_c + bcma_chipco_gpio_pullup(cc, 1 << gpio, 0); + } + ++#if IS_BUILTIN(CONFIG_BCMA_HOST_SOC) + static int bcma_gpio_to_irq(struct gpio_chip *chip, unsigned gpio) + { + struct bcma_drv_cc *cc = bcma_gpio_get_cc(chip); + + if (cc->core->bus->hosttype == BCMA_HOSTTYPE_SOC) +- return bcma_core_irq(cc->core); ++ return irq_find_mapping(cc->irq_domain, gpio); + else + return -EINVAL; + } + ++static void bcma_gpio_irq_unmask(struct irq_data *d) ++{ ++ struct bcma_drv_cc *cc = irq_data_get_irq_chip_data(d); ++ int gpio = irqd_to_hwirq(d); ++ u32 val = bcma_chipco_gpio_in(cc, BIT(gpio)); ++ ++ bcma_chipco_gpio_polarity(cc, BIT(gpio), val); ++ bcma_chipco_gpio_intmask(cc, BIT(gpio), BIT(gpio)); ++} ++ ++static void bcma_gpio_irq_mask(struct irq_data *d) ++{ ++ struct bcma_drv_cc *cc = irq_data_get_irq_chip_data(d); ++ int gpio = irqd_to_hwirq(d); ++ ++ bcma_chipco_gpio_intmask(cc, BIT(gpio), 0); ++} ++ ++static struct irq_chip bcma_gpio_irq_chip = { ++ .name = "BCMA-GPIO", ++ .irq_mask = bcma_gpio_irq_mask, ++ .irq_unmask = bcma_gpio_irq_unmask, ++}; ++ ++static irqreturn_t bcma_gpio_irq_handler(int irq, void *dev_id) ++{ ++ struct bcma_drv_cc *cc = dev_id; ++ u32 val = bcma_cc_read32(cc, BCMA_CC_GPIOIN); ++ u32 mask = bcma_cc_read32(cc, BCMA_CC_GPIOIRQ); ++ u32 pol = bcma_cc_read32(cc, BCMA_CC_GPIOPOL); ++ unsigned long irqs = (val ^ pol) & mask; ++ int gpio; ++ ++ if (!irqs) ++ return IRQ_NONE; ++ ++ for_each_set_bit(gpio, &irqs, cc->gpio.ngpio) ++ generic_handle_irq(bcma_gpio_to_irq(&cc->gpio, gpio)); ++ bcma_chipco_gpio_polarity(cc, irqs, val & irqs); ++ ++ return IRQ_HANDLED; ++} ++ ++static int bcma_gpio_irq_domain_init(struct bcma_drv_cc *cc) ++{ ++ struct gpio_chip *chip = &cc->gpio; ++ int gpio, hwirq, err; ++ ++ if (cc->core->bus->hosttype != BCMA_HOSTTYPE_SOC) ++ return 0; ++ ++ cc->irq_domain = irq_domain_add_linear(NULL, chip->ngpio, ++ &irq_domain_simple_ops, cc); ++ if (!cc->irq_domain) { ++ err = -ENODEV; ++ goto err_irq_domain; ++ } ++ for (gpio = 0; gpio < chip->ngpio; gpio++) { ++ int irq = irq_create_mapping(cc->irq_domain, gpio); ++ ++ irq_set_chip_data(irq, cc); ++ irq_set_chip_and_handler(irq, &bcma_gpio_irq_chip, ++ handle_simple_irq); ++ } ++ ++ hwirq = bcma_core_irq(cc->core); ++ err = request_irq(hwirq, bcma_gpio_irq_handler, IRQF_SHARED, "gpio", ++ cc); ++ if (err) ++ goto err_req_irq; ++ ++ bcma_chipco_gpio_intmask(cc, ~0, 0); ++ bcma_cc_set32(cc, BCMA_CC_IRQMASK, BCMA_CC_IRQ_GPIO); ++ ++ return 0; ++ ++err_req_irq: ++ for (gpio = 0; gpio < chip->ngpio; gpio++) { ++ int irq = irq_find_mapping(cc->irq_domain, gpio); ++ ++ irq_dispose_mapping(irq); ++ } ++ irq_domain_remove(cc->irq_domain); ++err_irq_domain: ++ return err; ++} ++ ++static void bcma_gpio_irq_domain_exit(struct bcma_drv_cc *cc) ++{ ++ struct gpio_chip *chip = &cc->gpio; ++ int gpio; ++ ++ if (cc->core->bus->hosttype != BCMA_HOSTTYPE_SOC) ++ return; ++ ++ bcma_cc_mask32(cc, BCMA_CC_IRQMASK, ~BCMA_CC_IRQ_GPIO); ++ free_irq(bcma_core_irq(cc->core), cc); ++ for (gpio = 0; gpio < chip->ngpio; gpio++) { ++ int irq = irq_find_mapping(cc->irq_domain, gpio); ++ ++ irq_dispose_mapping(irq); ++ } ++ irq_domain_remove(cc->irq_domain); ++} ++#else ++static int bcma_gpio_irq_domain_init(struct bcma_drv_cc *cc) ++{ ++ return 0; ++} ++ ++static void bcma_gpio_irq_domain_exit(struct bcma_drv_cc *cc) ++{ ++} ++#endif ++ + int bcma_gpio_init(struct bcma_drv_cc *cc) + { + struct gpio_chip *chip = &cc->gpio; ++ int err; + + chip->label = "bcma_gpio"; + chip->owner = THIS_MODULE; +@@ -95,7 +215,9 @@ int bcma_gpio_init(struct bcma_drv_cc *c + chip->set = bcma_gpio_set_value; + chip->direction_input = bcma_gpio_direction_input; + chip->direction_output = bcma_gpio_direction_output; ++#if IS_BUILTIN(CONFIG_BCMA_HOST_SOC) + chip->to_irq = bcma_gpio_to_irq; ++#endif + chip->ngpio = 16; + /* There is just one SoC in one device and its GPIO addresses should be + * deterministic to address them more easily. The other buses could get +@@ -105,10 +227,21 @@ int bcma_gpio_init(struct bcma_drv_cc *c + else + chip->base = -1; + +- return gpiochip_add(chip); ++ err = bcma_gpio_irq_domain_init(cc); ++ if (err) ++ return err; ++ ++ err = gpiochip_add(chip); ++ if (err) { ++ bcma_gpio_irq_domain_exit(cc); ++ return err; ++ } ++ ++ return 0; + } + + int bcma_gpio_unregister(struct bcma_drv_cc *cc) + { ++ bcma_gpio_irq_domain_exit(cc); + return gpiochip_remove(&cc->gpio); + } --- a/drivers/bcma/host_pci.c +++ b/drivers/bcma/host_pci.c @@ -188,8 +188,11 @@ static int bcma_host_pci_probe(struct pc @@ -14,11 +247,140 @@ /* Map MMIO */ err = -ENOMEM; -@@ -269,6 +272,7 @@ static SIMPLE_DEV_PM_OPS(bcma_pm_ops, bc +@@ -235,7 +238,6 @@ static void bcma_host_pci_remove(struct + pci_release_regions(dev); + pci_disable_device(dev); + kfree(bus); +- pci_set_drvdata(dev, NULL); + } + + #ifdef CONFIG_PM_SLEEP +@@ -267,8 +269,9 @@ static SIMPLE_DEV_PM_OPS(bcma_pm_ops, bc + + #endif /* CONFIG_PM_SLEEP */ - static DEFINE_PCI_DEVICE_TABLE(bcma_pci_bridge_tbl) = { +-static DEFINE_PCI_DEVICE_TABLE(bcma_pci_bridge_tbl) = { ++static const struct pci_device_id bcma_pci_bridge_tbl[] = { { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x0576) }, + { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4313) }, { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 43224) }, { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4331) }, { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4353) }, +--- a/drivers/bcma/main.c ++++ b/drivers/bcma/main.c +@@ -30,28 +30,37 @@ static ssize_t manuf_show(struct device + struct bcma_device *core = container_of(dev, struct bcma_device, dev); + return sprintf(buf, "0x%03X\n", core->id.manuf); + } ++static DEVICE_ATTR_RO(manuf); ++ + static ssize_t id_show(struct device *dev, struct device_attribute *attr, char *buf) + { + struct bcma_device *core = container_of(dev, struct bcma_device, dev); + return sprintf(buf, "0x%03X\n", core->id.id); + } ++static DEVICE_ATTR_RO(id); ++ + static ssize_t rev_show(struct device *dev, struct device_attribute *attr, char *buf) + { + struct bcma_device *core = container_of(dev, struct bcma_device, dev); + return sprintf(buf, "0x%02X\n", core->id.rev); + } ++static DEVICE_ATTR_RO(rev); ++ + static ssize_t class_show(struct device *dev, struct device_attribute *attr, char *buf) + { + struct bcma_device *core = container_of(dev, struct bcma_device, dev); + return sprintf(buf, "0x%X\n", core->id.class); + } +-static struct device_attribute bcma_device_attrs[] = { +- __ATTR_RO(manuf), +- __ATTR_RO(id), +- __ATTR_RO(rev), +- __ATTR_RO(class), +- __ATTR_NULL, ++static DEVICE_ATTR_RO(class); ++ ++static struct attribute *bcma_device_attrs[] = { ++ &dev_attr_manuf.attr, ++ &dev_attr_id.attr, ++ &dev_attr_rev.attr, ++ &dev_attr_class.attr, ++ NULL, + }; ++ATTRIBUTE_GROUPS(bcma_device); + + static struct bus_type bcma_bus_type = { + .name = "bcma", +@@ -59,7 +68,7 @@ static struct bus_type bcma_bus_type = { + .probe = bcma_device_probe, + .remove = bcma_device_remove, + .uevent = bcma_device_uevent, +- .dev_attrs = bcma_device_attrs, ++ .dev_groups = bcma_device_groups, + }; + + static u16 bcma_cc_core_id(struct bcma_bus *bus) +@@ -69,18 +78,6 @@ static u16 bcma_cc_core_id(struct bcma_b + return BCMA_CORE_CHIPCOMMON; + } + +-struct bcma_device *bcma_find_core(struct bcma_bus *bus, u16 coreid) +-{ +- struct bcma_device *core; +- +- list_for_each_entry(core, &bus->cores, list) { +- if (core->id.id == coreid) +- return core; +- } +- return NULL; +-} +-EXPORT_SYMBOL_GPL(bcma_find_core); +- + struct bcma_device *bcma_find_core_unit(struct bcma_bus *bus, u16 coreid, + u8 unit) + { +@@ -92,6 +89,7 @@ struct bcma_device *bcma_find_core_unit( + } + return NULL; + } ++EXPORT_SYMBOL_GPL(bcma_find_core_unit); + + bool bcma_wait_value(struct bcma_device *core, u16 reg, u32 mask, u32 value, + int timeout) +@@ -167,6 +165,7 @@ static int bcma_register_cores(struct bc + bcma_err(bus, + "Could not register dev for core 0x%03X\n", + core->id.id); ++ put_device(&core->dev); + continue; + } + core->dev_registered = true; +--- a/include/linux/bcma/bcma.h ++++ b/include/linux/bcma/bcma.h +@@ -418,7 +418,14 @@ static inline void bcma_maskset16(struct + bcma_write16(cc, offset, (bcma_read16(cc, offset) & mask) | set); + } + +-extern struct bcma_device *bcma_find_core(struct bcma_bus *bus, u16 coreid); ++extern struct bcma_device *bcma_find_core_unit(struct bcma_bus *bus, u16 coreid, ++ u8 unit); ++static inline struct bcma_device *bcma_find_core(struct bcma_bus *bus, ++ u16 coreid) ++{ ++ return bcma_find_core_unit(bus, coreid, 0); ++} ++ + extern bool bcma_core_is_enabled(struct bcma_device *core); + extern void bcma_core_disable(struct bcma_device *core, u32 flags); + extern int bcma_core_enable(struct bcma_device *core, u32 flags); +--- a/include/linux/bcma/bcma_driver_chipcommon.h ++++ b/include/linux/bcma/bcma_driver_chipcommon.h +@@ -640,6 +640,7 @@ struct bcma_drv_cc { + spinlock_t gpio_lock; + #ifdef CONFIG_BCMA_DRIVER_GPIO + struct gpio_chip gpio; ++ struct irq_domain *irq_domain; + #endif + }; + diff --git a/target/linux/generic/patches-3.12/026-bcma-export-bcma_find_core_unit.patch b/target/linux/generic/patches-3.12/026-bcma-export-bcma_find_core_unit.patch deleted file mode 100644 index 86bce67..0000000 --- a/target/linux/generic/patches-3.12/026-bcma-export-bcma_find_core_unit.patch +++ /dev/null @@ -1,69 +0,0 @@ -From 0fc9d696e4855f1e03910c431499d68e75904929 Mon Sep 17 00:00:00 2001 -From: Hauke Mehrtens <hauke@hauke-m.de> -Date: Sun, 10 Nov 2013 20:43:46 +0100 -Subject: [PATCH] bcma: export bcma_find_core_unit() - ---- - drivers/bcma/bcma_private.h | 2 -- - drivers/bcma/main.c | 13 +------------ - include/linux/bcma/bcma.h | 9 ++++++++- - 3 files changed, 9 insertions(+), 15 deletions(-) - ---- a/drivers/bcma/bcma_private.h -+++ b/drivers/bcma/bcma_private.h -@@ -33,8 +33,6 @@ int __init bcma_bus_early_register(struc - int bcma_bus_suspend(struct bcma_bus *bus); - int bcma_bus_resume(struct bcma_bus *bus); - #endif --struct bcma_device *bcma_find_core_unit(struct bcma_bus *bus, u16 coreid, -- u8 unit); - - /* scan.c */ - int bcma_bus_scan(struct bcma_bus *bus); ---- a/drivers/bcma/main.c -+++ b/drivers/bcma/main.c -@@ -69,18 +69,6 @@ static u16 bcma_cc_core_id(struct bcma_b - return BCMA_CORE_CHIPCOMMON; - } - --struct bcma_device *bcma_find_core(struct bcma_bus *bus, u16 coreid) --{ -- struct bcma_device *core; -- -- list_for_each_entry(core, &bus->cores, list) { -- if (core->id.id == coreid) -- return core; -- } -- return NULL; --} --EXPORT_SYMBOL_GPL(bcma_find_core); -- - struct bcma_device *bcma_find_core_unit(struct bcma_bus *bus, u16 coreid, - u8 unit) - { -@@ -92,6 +80,7 @@ struct bcma_device *bcma_find_core_unit( - } - return NULL; - } -+EXPORT_SYMBOL_GPL(bcma_find_core_unit); - - bool bcma_wait_value(struct bcma_device *core, u16 reg, u32 mask, u32 value, - int timeout) ---- a/include/linux/bcma/bcma.h -+++ b/include/linux/bcma/bcma.h -@@ -418,7 +418,14 @@ static inline void bcma_maskset16(struct - bcma_write16(cc, offset, (bcma_read16(cc, offset) & mask) | set); - } - --extern struct bcma_device *bcma_find_core(struct bcma_bus *bus, u16 coreid); -+extern struct bcma_device *bcma_find_core_unit(struct bcma_bus *bus, u16 coreid, -+ u8 unit); -+static inline struct bcma_device *bcma_find_core(struct bcma_bus *bus, -+ u16 coreid) -+{ -+ return bcma_find_core_unit(bus, coreid, 0); -+} -+ - extern bool bcma_core_is_enabled(struct bcma_device *core); - extern void bcma_core_disable(struct bcma_device *core, u32 flags); - extern int bcma_core_enable(struct bcma_device *core, u32 flags); diff --git a/target/linux/generic/patches-3.13/025-bcma_backport.patch b/target/linux/generic/patches-3.13/025-bcma_backport.patch new file mode 100644 index 0000000..3aad2a1 --- /dev/null +++ b/target/linux/generic/patches-3.13/025-bcma_backport.patch @@ -0,0 +1,317 @@ +--- a/drivers/bcma/Kconfig ++++ b/drivers/bcma/Kconfig +@@ -75,6 +75,7 @@ config BCMA_DRIVER_GMAC_CMN + config BCMA_DRIVER_GPIO + bool "BCMA GPIO driver" + depends on BCMA && GPIOLIB ++ select IRQ_DOMAIN if BCMA_HOST_SOC + help + Driver to provide access to the GPIO pins of the bcma bus. + +--- a/drivers/bcma/bcma_private.h ++++ b/drivers/bcma/bcma_private.h +@@ -33,8 +33,6 @@ int __init bcma_bus_early_register(struc + int bcma_bus_suspend(struct bcma_bus *bus); + int bcma_bus_resume(struct bcma_bus *bus); + #endif +-struct bcma_device *bcma_find_core_unit(struct bcma_bus *bus, u16 coreid, +- u8 unit); + + /* scan.c */ + int bcma_bus_scan(struct bcma_bus *bus); +--- a/drivers/bcma/driver_chipcommon_sflash.c ++++ b/drivers/bcma/driver_chipcommon_sflash.c +@@ -38,7 +38,7 @@ static const struct bcma_sflash_tbl_e bc + { "M25P32", 0x15, 0x10000, 64, }, + { "M25P64", 0x16, 0x10000, 128, }, + { "M25FL128", 0x17, 0x10000, 256, }, +- { 0 }, ++ { NULL }, + }; + + static const struct bcma_sflash_tbl_e bcma_sflash_sst_tbl[] = { +@@ -56,7 +56,7 @@ static const struct bcma_sflash_tbl_e bc + { "SST25VF016", 0x41, 0x1000, 512, }, + { "SST25VF032", 0x4a, 0x1000, 1024, }, + { "SST25VF064", 0x4b, 0x1000, 2048, }, +- { 0 }, ++ { NULL }, + }; + + static const struct bcma_sflash_tbl_e bcma_sflash_at_tbl[] = { +@@ -67,7 +67,7 @@ static const struct bcma_sflash_tbl_e bc + { "AT45DB161", 0x2c, 512, 4096, }, + { "AT45DB321", 0x34, 512, 8192, }, + { "AT45DB642", 0x3c, 1024, 8192, }, +- { 0 }, ++ { NULL }, + }; + + static void bcma_sflash_cmd(struct bcma_drv_cc *cc, u32 opcode) +--- a/drivers/bcma/driver_gpio.c ++++ b/drivers/bcma/driver_gpio.c +@@ -9,6 +9,9 @@ + */ + + #include <linux/gpio.h> ++#include <linux/irq.h> ++#include <linux/interrupt.h> ++#include <linux/irqdomain.h> + #include <linux/export.h> + #include <linux/bcma/bcma.h> + +@@ -73,19 +76,136 @@ static void bcma_gpio_free(struct gpio_c + bcma_chipco_gpio_pullup(cc, 1 << gpio, 0); + } + ++#if IS_BUILTIN(CONFIG_BCMA_HOST_SOC) + static int bcma_gpio_to_irq(struct gpio_chip *chip, unsigned gpio) + { + struct bcma_drv_cc *cc = bcma_gpio_get_cc(chip); + + if (cc->core->bus->hosttype == BCMA_HOSTTYPE_SOC) +- return bcma_core_irq(cc->core); ++ return irq_find_mapping(cc->irq_domain, gpio); + else + return -EINVAL; + } + ++static void bcma_gpio_irq_unmask(struct irq_data *d) ++{ ++ struct bcma_drv_cc *cc = irq_data_get_irq_chip_data(d); ++ int gpio = irqd_to_hwirq(d); ++ u32 val = bcma_chipco_gpio_in(cc, BIT(gpio)); ++ ++ bcma_chipco_gpio_polarity(cc, BIT(gpio), val); ++ bcma_chipco_gpio_intmask(cc, BIT(gpio), BIT(gpio)); ++} ++ ++static void bcma_gpio_irq_mask(struct irq_data *d) ++{ ++ struct bcma_drv_cc *cc = irq_data_get_irq_chip_data(d); ++ int gpio = irqd_to_hwirq(d); ++ ++ bcma_chipco_gpio_intmask(cc, BIT(gpio), 0); ++} ++ ++static struct irq_chip bcma_gpio_irq_chip = { ++ .name = "BCMA-GPIO", ++ .irq_mask = bcma_gpio_irq_mask, ++ .irq_unmask = bcma_gpio_irq_unmask, ++}; ++ ++static irqreturn_t bcma_gpio_irq_handler(int irq, void *dev_id) ++{ ++ struct bcma_drv_cc *cc = dev_id; ++ u32 val = bcma_cc_read32(cc, BCMA_CC_GPIOIN); ++ u32 mask = bcma_cc_read32(cc, BCMA_CC_GPIOIRQ); ++ u32 pol = bcma_cc_read32(cc, BCMA_CC_GPIOPOL); ++ unsigned long irqs = (val ^ pol) & mask; ++ int gpio; ++ ++ if (!irqs) ++ return IRQ_NONE; ++ ++ for_each_set_bit(gpio, &irqs, cc->gpio.ngpio) ++ generic_handle_irq(bcma_gpio_to_irq(&cc->gpio, gpio)); ++ bcma_chipco_gpio_polarity(cc, irqs, val & irqs); ++ ++ return IRQ_HANDLED; ++} ++ ++static int bcma_gpio_irq_domain_init(struct bcma_drv_cc *cc) ++{ ++ struct gpio_chip *chip = &cc->gpio; ++ int gpio, hwirq, err; ++ ++ if (cc->core->bus->hosttype != BCMA_HOSTTYPE_SOC) ++ return 0; ++ ++ cc->irq_domain = irq_domain_add_linear(NULL, chip->ngpio, ++ &irq_domain_simple_ops, cc); ++ if (!cc->irq_domain) { ++ err = -ENODEV; ++ goto err_irq_domain; ++ } ++ for (gpio = 0; gpio < chip->ngpio; gpio++) { ++ int irq = irq_create_mapping(cc->irq_domain, gpio); ++ ++ irq_set_chip_data(irq, cc); ++ irq_set_chip_and_handler(irq, &bcma_gpio_irq_chip, ++ handle_simple_irq); ++ } ++ ++ hwirq = bcma_core_irq(cc->core); ++ err = request_irq(hwirq, bcma_gpio_irq_handler, IRQF_SHARED, "gpio", ++ cc); ++ if (err) ++ goto err_req_irq; ++ ++ bcma_chipco_gpio_intmask(cc, ~0, 0); ++ bcma_cc_set32(cc, BCMA_CC_IRQMASK, BCMA_CC_IRQ_GPIO); ++ ++ return 0; ++ ++err_req_irq: ++ for (gpio = 0; gpio < chip->ngpio; gpio++) { ++ int irq = irq_find_mapping(cc->irq_domain, gpio); ++ ++ irq_dispose_mapping(irq); ++ } ++ irq_domain_remove(cc->irq_domain); ++err_irq_domain: ++ return err; ++} ++ ++static void bcma_gpio_irq_domain_exit(struct bcma_drv_cc *cc) ++{ ++ struct gpio_chip *chip = &cc->gpio; ++ int gpio; ++ ++ if (cc->core->bus->hosttype != BCMA_HOSTTYPE_SOC) ++ return; ++ ++ bcma_cc_mask32(cc, BCMA_CC_IRQMASK, ~BCMA_CC_IRQ_GPIO); ++ free_irq(bcma_core_irq(cc->core), cc); ++ for (gpio = 0; gpio < chip->ngpio; gpio++) { ++ int irq = irq_find_mapping(cc->irq_domain, gpio); ++ ++ irq_dispose_mapping(irq); ++ } ++ irq_domain_remove(cc->irq_domain); ++} ++#else ++static int bcma_gpio_irq_domain_init(struct bcma_drv_cc *cc) ++{ ++ return 0; ++} ++ ++static void bcma_gpio_irq_domain_exit(struct bcma_drv_cc *cc) ++{ ++} ++#endif ++ + int bcma_gpio_init(struct bcma_drv_cc *cc) + { + struct gpio_chip *chip = &cc->gpio; ++ int err; + + chip->label = "bcma_gpio"; + chip->owner = THIS_MODULE; +@@ -95,7 +215,9 @@ int bcma_gpio_init(struct bcma_drv_cc *c + chip->set = bcma_gpio_set_value; + chip->direction_input = bcma_gpio_direction_input; + chip->direction_output = bcma_gpio_direction_output; ++#if IS_BUILTIN(CONFIG_BCMA_HOST_SOC) + chip->to_irq = bcma_gpio_to_irq; ++#endif + chip->ngpio = 16; + /* There is just one SoC in one device and its GPIO addresses should be + * deterministic to address them more easily. The other buses could get +@@ -105,10 +227,21 @@ int bcma_gpio_init(struct bcma_drv_cc *c + else + chip->base = -1; + +- return gpiochip_add(chip); ++ err = bcma_gpio_irq_domain_init(cc); ++ if (err) ++ return err; ++ ++ err = gpiochip_add(chip); ++ if (err) { ++ bcma_gpio_irq_domain_exit(cc); ++ return err; ++ } ++ ++ return 0; + } + + int bcma_gpio_unregister(struct bcma_drv_cc *cc) + { ++ bcma_gpio_irq_domain_exit(cc); + return gpiochip_remove(&cc->gpio); + } +--- a/drivers/bcma/host_pci.c ++++ b/drivers/bcma/host_pci.c +@@ -238,7 +238,6 @@ static void bcma_host_pci_remove(struct + pci_release_regions(dev); + pci_disable_device(dev); + kfree(bus); +- pci_set_drvdata(dev, NULL); + } + + #ifdef CONFIG_PM_SLEEP +@@ -270,7 +269,7 @@ static SIMPLE_DEV_PM_OPS(bcma_pm_ops, bc + + #endif /* CONFIG_PM_SLEEP */ + +-static DEFINE_PCI_DEVICE_TABLE(bcma_pci_bridge_tbl) = { ++static const struct pci_device_id bcma_pci_bridge_tbl[] = { + { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x0576) }, + { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4313) }, + { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 43224) }, +--- a/drivers/bcma/main.c ++++ b/drivers/bcma/main.c +@@ -78,18 +78,6 @@ static u16 bcma_cc_core_id(struct bcma_b + return BCMA_CORE_CHIPCOMMON; + } + +-struct bcma_device *bcma_find_core(struct bcma_bus *bus, u16 coreid) +-{ +- struct bcma_device *core; +- +- list_for_each_entry(core, &bus->cores, list) { +- if (core->id.id == coreid) +- return core; +- } +- return NULL; +-} +-EXPORT_SYMBOL_GPL(bcma_find_core); +- + struct bcma_device *bcma_find_core_unit(struct bcma_bus *bus, u16 coreid, + u8 unit) + { +@@ -101,6 +89,7 @@ struct bcma_device *bcma_find_core_unit( + } + return NULL; + } ++EXPORT_SYMBOL_GPL(bcma_find_core_unit); + + bool bcma_wait_value(struct bcma_device *core, u16 reg, u32 mask, u32 value, + int timeout) +@@ -176,6 +165,7 @@ static int bcma_register_cores(struct bc + bcma_err(bus, + "Could not register dev for core 0x%03X\n", + core->id.id); ++ put_device(&core->dev); + continue; + } + core->dev_registered = true; +--- a/include/linux/bcma/bcma.h ++++ b/include/linux/bcma/bcma.h +@@ -418,7 +418,14 @@ static inline void bcma_maskset16(struct + bcma_write16(cc, offset, (bcma_read16(cc, offset) & mask) | set); + } + +-extern struct bcma_device *bcma_find_core(struct bcma_bus *bus, u16 coreid); ++extern struct bcma_device *bcma_find_core_unit(struct bcma_bus *bus, u16 coreid, ++ u8 unit); ++static inline struct bcma_device *bcma_find_core(struct bcma_bus *bus, ++ u16 coreid) ++{ ++ return bcma_find_core_unit(bus, coreid, 0); ++} ++ + extern bool bcma_core_is_enabled(struct bcma_device *core); + extern void bcma_core_disable(struct bcma_device *core, u32 flags); + extern int bcma_core_enable(struct bcma_device *core, u32 flags); +--- a/include/linux/bcma/bcma_driver_chipcommon.h ++++ b/include/linux/bcma/bcma_driver_chipcommon.h +@@ -640,6 +640,7 @@ struct bcma_drv_cc { + spinlock_t gpio_lock; + #ifdef CONFIG_BCMA_DRIVER_GPIO + struct gpio_chip gpio; ++ struct irq_domain *irq_domain; + #endif + }; + diff --git a/target/linux/generic/patches-3.13/026-bcma-export-bcma_find_core_unit.patch b/target/linux/generic/patches-3.13/026-bcma-export-bcma_find_core_unit.patch deleted file mode 100644 index 20b7368..0000000 --- a/target/linux/generic/patches-3.13/026-bcma-export-bcma_find_core_unit.patch +++ /dev/null @@ -1,69 +0,0 @@ -From 0fc9d696e4855f1e03910c431499d68e75904929 Mon Sep 17 00:00:00 2001 -From: Hauke Mehrtens <hauke@hauke-m.de> -Date: Sun, 10 Nov 2013 20:43:46 +0100 -Subject: [PATCH] bcma: export bcma_find_core_unit() - ---- - drivers/bcma/bcma_private.h | 2 -- - drivers/bcma/main.c | 13 +------------ - include/linux/bcma/bcma.h | 9 ++++++++- - 3 files changed, 9 insertions(+), 15 deletions(-) - ---- a/drivers/bcma/bcma_private.h -+++ b/drivers/bcma/bcma_private.h -@@ -33,8 +33,6 @@ int __init bcma_bus_early_register(struc - int bcma_bus_suspend(struct bcma_bus *bus); - int bcma_bus_resume(struct bcma_bus *bus); - #endif --struct bcma_device *bcma_find_core_unit(struct bcma_bus *bus, u16 coreid, -- u8 unit); - - /* scan.c */ - int bcma_bus_scan(struct bcma_bus *bus); ---- a/drivers/bcma/main.c -+++ b/drivers/bcma/main.c -@@ -78,18 +78,6 @@ static u16 bcma_cc_core_id(struct bcma_b - return BCMA_CORE_CHIPCOMMON; - } - --struct bcma_device *bcma_find_core(struct bcma_bus *bus, u16 coreid) --{ -- struct bcma_device *core; -- -- list_for_each_entry(core, &bus->cores, list) { -- if (core->id.id == coreid) -- return core; -- } -- return NULL; --} --EXPORT_SYMBOL_GPL(bcma_find_core); -- - struct bcma_device *bcma_find_core_unit(struct bcma_bus *bus, u16 coreid, - u8 unit) - { -@@ -101,6 +89,7 @@ struct bcma_device *bcma_find_core_unit( - } - return NULL; - } -+EXPORT_SYMBOL_GPL(bcma_find_core_unit); - - bool bcma_wait_value(struct bcma_device *core, u16 reg, u32 mask, u32 value, - int timeout) ---- a/include/linux/bcma/bcma.h -+++ b/include/linux/bcma/bcma.h -@@ -418,7 +418,14 @@ static inline void bcma_maskset16(struct - bcma_write16(cc, offset, (bcma_read16(cc, offset) & mask) | set); - } - --extern struct bcma_device *bcma_find_core(struct bcma_bus *bus, u16 coreid); -+extern struct bcma_device *bcma_find_core_unit(struct bcma_bus *bus, u16 coreid, -+ u8 unit); -+static inline struct bcma_device *bcma_find_core(struct bcma_bus *bus, -+ u16 coreid) -+{ -+ return bcma_find_core_unit(bus, coreid, 0); -+} -+ - extern bool bcma_core_is_enabled(struct bcma_device *core); - extern void bcma_core_disable(struct bcma_device *core, u32 flags); - extern int bcma_core_enable(struct bcma_device *core, u32 flags); |