kernel: mac80211: backport bcma patch renaming IRQ control function

This backports upstream commit 702131e2a393b45174be326f1dbe20b658b4f157
bcma: move PCI IRQ control function to host specific code

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>

SVN-Revision: 44969
lede-17.01
Rafał Miłecki 2015-03-24 10:38:59 +00:00
parent a4d7571367
commit a7724918c9
3 changed files with 272 additions and 54 deletions

View File

@ -0,0 +1,104 @@
--- a/drivers/bcma/driver_pci.c
+++ b/drivers/bcma/driver_pci.c
@@ -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_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_core_pci_irq_ctl);
-
static void bcma_core_pci_extend_L1timer(struct bcma_drv_pci *pc, bool extend)
{
u32 w;
--- a/drivers/bcma/host_pci.c
+++ b/drivers/bcma/host_pci.c
@@ -351,3 +351,37 @@ void bcma_host_pci_down(struct bcma_bus
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/net/wireless/b43/main.c
+++ b/drivers/net/wireless/b43/main.c
@@ -4866,7 +4866,7 @@ static int b43_wireless_core_init(struct
switch (dev->dev->bus_type) {
#ifdef CPTCFG_B43_BCMA
case B43_BUS_BCMA:
- bcma_core_pci_irq_ctl(dev->dev->bdev->bus,
+ bcma_host_pci_irq_ctl(dev->dev->bdev->bus,
dev->dev->bdev, true);
bcma_host_pci_up(dev->dev->bdev->bus);
break;
--- a/drivers/net/wireless/brcm80211/brcmsmac/main.c
+++ b/drivers/net/wireless/brcm80211/brcmsmac/main.c
@@ -4959,7 +4959,7 @@ static int brcms_b_up_prep(struct brcms_
* Configure pci/pcmcia here instead of in brcms_c_attach()
* to allow mfg hotswap: down, hotswap (chip power cycle), up.
*/
- 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);
/*

View File

@ -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);

View File

@ -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);