diff options
Diffstat (limited to 'target/linux/generic/patches-3.18/027-bcma-from-4.1.patch')
| -rw-r--r-- | target/linux/generic/patches-3.18/027-bcma-from-4.1.patch | 111 |
1 files changed, 84 insertions, 27 deletions
diff --git a/target/linux/generic/patches-3.18/027-bcma-from-4.1.patch b/target/linux/generic/patches-3.18/027-bcma-from-4.1.patch index 83d1f31f42..3a9ea3098f 100644 --- a/target/linux/generic/patches-3.18/027-bcma-from-4.1.patch +++ b/target/linux/generic/patches-3.18/027-bcma-from-4.1.patch @@ -154,32 +154,47 @@ if (err) --- a/drivers/bcma/driver_pci.c +++ b/drivers/bcma/driver_pci.c -@@ -282,21 +282,21 @@ void bcma_core_pci_power_save(struct bcm +@@ -282,39 +282,6 @@ void bcma_core_pci_power_save(struct bcm } EXPORT_SYMBOL_GPL(bcma_core_pci_power_save); -int bcma_core_pci_irq_ctl(struct bcma_drv_pci *pc, struct bcma_device *core, -+int bcma_core_pci_irq_ctl(struct bcma_bus *bus, struct bcma_device *core, - bool enable) - { - struct pci_dev *pdev; - u32 coremask, tmp; - int err = 0; - +- bool enable) +-{ +- struct pci_dev *pdev; +- u32 coremask, tmp; +- int err = 0; +- - if (!pc || core->bus->hosttype != BCMA_HOSTTYPE_PCI) { -+ if (bus->hosttype != BCMA_HOSTTYPE_PCI) { - /* This bcma device is not on a PCI host-bus. So the IRQs are - * not routed through the PCI core. - * So we must not enable routing through the PCI core. */ - goto out; - } - +- /* This bcma device is not on a PCI host-bus. So the IRQs are +- * not routed through the PCI core. +- * So we must not enable routing through the PCI core. */ +- goto out; +- } +- - pdev = pc->core->bus->host_pci; -+ pdev = bus->host_pci; - - err = pci_read_config_dword(pdev, BCMA_PCI_IRQMASK, &tmp); - if (err) -@@ -328,28 +328,12 @@ static void bcma_core_pci_extend_L1timer +- +- err = pci_read_config_dword(pdev, BCMA_PCI_IRQMASK, &tmp); +- if (err) +- goto out; +- +- coremask = BIT(core->core_index) << 8; +- if (enable) +- tmp |= coremask; +- else +- tmp &= ~coremask; +- +- err = pci_write_config_dword(pdev, BCMA_PCI_IRQMASK, tmp); +- +-out: +- return err; +-} +-EXPORT_SYMBOL_GPL(bcma_core_pci_irq_ctl); +- + static void bcma_core_pci_extend_L1timer(struct bcma_drv_pci *pc, bool extend) + { + u32 w; +@@ -328,28 +295,12 @@ static void bcma_core_pci_extend_L1timer bcma_pcie_read(pc, BCMA_CORE_PCI_DLLP_PMTHRESHREG); } @@ -318,7 +333,7 @@ { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4727) }, { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 43227) }, /* 0xa8db, BCM43217 (sic!) */ { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 43228) }, /* 0xa8dc */ -@@ -310,3 +323,31 @@ void __exit bcma_host_pci_exit(void) +@@ -310,3 +323,65 @@ void __exit bcma_host_pci_exit(void) { pci_unregister_driver(&bcma_pci_bridge_driver); } @@ -350,6 +365,40 @@ + bcma_core_pci_down(&bus->drv_pci[0]); +} +EXPORT_SYMBOL_GPL(bcma_host_pci_down); ++ ++/* See also si_pci_setup */ ++int bcma_host_pci_irq_ctl(struct bcma_bus *bus, struct bcma_device *core, ++ bool enable) ++{ ++ struct pci_dev *pdev; ++ u32 coremask, tmp; ++ int err = 0; ++ ++ if (bus->hosttype != BCMA_HOSTTYPE_PCI) { ++ /* This bcma device is not on a PCI host-bus. So the IRQs are ++ * not routed through the PCI core. ++ * So we must not enable routing through the PCI core. */ ++ goto out; ++ } ++ ++ pdev = bus->host_pci; ++ ++ err = pci_read_config_dword(pdev, BCMA_PCI_IRQMASK, &tmp); ++ if (err) ++ goto out; ++ ++ coremask = BIT(core->core_index) << 8; ++ if (enable) ++ tmp |= coremask; ++ else ++ tmp &= ~coremask; ++ ++ err = pci_write_config_dword(pdev, BCMA_PCI_IRQMASK, tmp); ++ ++out: ++ return err; ++} ++EXPORT_SYMBOL_GPL(bcma_host_pci_irq_ctl); --- a/drivers/bcma/main.c +++ b/drivers/bcma/main.c @@ -363,7 +363,7 @@ static int bcma_register_devices(struct @@ -377,7 +426,7 @@ #ifdef CONFIG_B43_BCMA case B43_BUS_BCMA: - bcma_core_pci_irq_ctl(&dev->dev->bdev->bus->drv_pci[0], -+ bcma_core_pci_irq_ctl(dev->dev->bdev->bus, ++ bcma_host_pci_irq_ctl(dev->dev->bdev->bus, dev->dev->bdev, true); - bcma_core_pci_up(dev->dev->bdev->bus); + bcma_host_pci_up(dev->dev->bdev->bus); @@ -400,7 +449,7 @@ * to allow mfg hotswap: down, hotswap (chip power cycle), up. */ - bcma_core_pci_irq_ctl(&wlc_hw->d11core->bus->drv_pci[0], wlc_hw->d11core, -+ bcma_core_pci_irq_ctl(wlc_hw->d11core->bus, wlc_hw->d11core, ++ bcma_host_pci_irq_ctl(wlc_hw->d11core->bus, wlc_hw->d11core, true); /* @@ -430,13 +479,15 @@ } --- a/include/linux/bcma/bcma.h +++ b/include/linux/bcma/bcma.h -@@ -434,6 +434,18 @@ static inline struct bcma_device *bcma_f +@@ -434,6 +434,27 @@ static inline struct bcma_device *bcma_f return bcma_find_core_unit(bus, coreid, 0); } +#ifdef CONFIG_BCMA_HOST_PCI +extern void bcma_host_pci_up(struct bcma_bus *bus); +extern void bcma_host_pci_down(struct bcma_bus *bus); ++extern int bcma_host_pci_irq_ctl(struct bcma_bus *bus, ++ struct bcma_device *core, bool enable); +#else +static inline void bcma_host_pci_up(struct bcma_bus *bus) +{ @@ -444,6 +495,13 @@ +static inline void bcma_host_pci_down(struct bcma_bus *bus) +{ +} ++static inline int bcma_host_pci_irq_ctl(struct bcma_bus *bus, ++ struct bcma_device *core, bool enable) ++{ ++ if (bus->hosttype == BCMA_HOSTTYPE_PCI) ++ return -ENOTSUPP; ++ return 0; ++} +#endif + extern bool bcma_core_is_enabled(struct bcma_device *core); @@ -451,15 +509,14 @@ extern int bcma_core_enable(struct bcma_device *core, u32 flags); --- a/include/linux/bcma/bcma_driver_pci.h +++ b/include/linux/bcma/bcma_driver_pci.h -@@ -238,12 +238,8 @@ struct bcma_drv_pci { +@@ -238,12 +238,6 @@ struct bcma_drv_pci { #define pcicore_write16(pc, offset, val) bcma_write16((pc)->core, offset, val) #define pcicore_write32(pc, offset, val) bcma_write32((pc)->core, offset, val) -extern void bcma_core_pci_early_init(struct bcma_drv_pci *pc); -extern void bcma_core_pci_init(struct bcma_drv_pci *pc); -extern int bcma_core_pci_irq_ctl(struct bcma_drv_pci *pc, -+extern int bcma_core_pci_irq_ctl(struct bcma_bus *bus, - struct bcma_device *core, bool enable); +- struct bcma_device *core, bool enable); -extern void bcma_core_pci_up(struct bcma_bus *bus); -extern void bcma_core_pci_down(struct bcma_bus *bus); extern void bcma_core_pci_power_save(struct bcma_bus *bus, bool up); |