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brcm47xx: return the real irq number in bcma_core_irq

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The irq signal numbers that are send by the cpu are increased by 2 from 
the number programmed into the mips core by bcma.
Return the irq number on which the irqs are send in bcma_core_irq() now.

Signed-off-by: Nathan Hintz <nlhintz@hotmail.com>


git-svn-id: svn://svn.openwrt.org/openwrt/trunk@34669 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
hauke 2012-12-13 18:51:10 +00:00
parent 1ffe2259c5
commit 7b216e0fe3
1 changed files with 87 additions and 0 deletions
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87
target/linux/brcm47xx/patches-3.6/235-bcma-dont-expose-mips-irq.patch Normal file
View File

@ -0,0 +1,87 @@
--- a/include/linux/bcma/bcma_driver_mips.h
+++ b/include/linux/bcma/bcma_driver_mips.h
@@ -49,6 +49,6 @@ static inline void bcma_core_mips_early_
extern u32 bcma_cpu_clock(struct bcma_drv_mips *mcore);
-extern unsigned int bcma_core_mips_irq(struct bcma_device *dev);
+extern unsigned int bcma_core_irq(struct bcma_device *core);
#endif /* LINUX_BCMA_DRIVER_MIPS_H_ */
--- a/drivers/bcma/driver_chipcommon.c
+++ b/drivers/bcma/driver_chipcommon.c
@@ -258,7 +258,7 @@ void bcma_chipco_serial_init(struct bcma
return;
}
- irq = bcma_core_mips_irq(cc->core);
+ irq = bcma_core_irq(cc->core);
/* Determine the registers of the UARTs */
cc->nr_serial_ports = (cc->capabilities & BCMA_CC_CAP_NRUART);
--- a/drivers/bcma/driver_mips.c
+++ b/drivers/bcma/driver_mips.c
@@ -81,7 +81,7 @@ static u32 bcma_core_mips_irqflag(struct
/* Get the MIPS IRQ assignment for a specified device.
* If unassigned, 0 is returned.
*/
-unsigned int bcma_core_mips_irq(struct bcma_device *dev)
+static unsigned int bcma_core_mips_irq(struct bcma_device *dev)
{
struct bcma_device *mdev = dev->bus->drv_mips.core;
u32 irqflag;
@@ -96,7 +96,12 @@ unsigned int bcma_core_mips_irq(struct b
return 0;
}
-EXPORT_SYMBOL(bcma_core_mips_irq);
+
+unsigned int bcma_core_irq(struct bcma_device *dev)
+{
+ return bcma_core_mips_irq(dev) + 2;
+}
+EXPORT_SYMBOL(bcma_core_irq);
static void bcma_core_mips_set_irq(struct bcma_device *dev, unsigned int irq)
{
--- a/drivers/bcma/driver_pci_host.c
+++ b/drivers/bcma/driver_pci_host.c
@@ -577,7 +577,7 @@ int bcma_core_pci_plat_dev_init(struct p
pr_info("PCI: Fixing up device %s\n", pci_name(dev));
/* Fix up interrupt lines */
- dev->irq = bcma_core_mips_irq(pc_host->pdev->core) + 2;
+ dev->irq = bcma_core_irq(pc_host->pdev->core);
pci_write_config_byte(dev, PCI_INTERRUPT_LINE, dev->irq);
return 0;
@@ -596,6 +596,6 @@ int bcma_core_pci_pcibios_map_irq(const
pc_host = container_of(dev->bus->ops, struct bcma_drv_pci_host,
pci_ops);
- return bcma_core_mips_irq(pc_host->pdev->core) + 2;
+ return bcma_core_irq(pc_host->pdev->core);
}
EXPORT_SYMBOL(bcma_core_pci_pcibios_map_irq);
--- a/arch/mips/bcm47xx/gpio.c
+++ b/arch/mips/bcm47xx/gpio.c
@@ -94,7 +94,7 @@ int gpio_to_irq(unsigned gpio)
#endif
#ifdef CONFIG_BCM47XX_BCMA
case BCM47XX_BUS_TYPE_BCMA:
- return bcma_core_mips_irq(bcm47xx_bus.bcma.bus.drv_cc.core) + 2;
+ return bcma_core_irq(bcm47xx_bus.bcma.bus.drv_cc.core);
#endif
}
return -EINVAL;
--- a/arch/mips/bcm47xx/serial.c
+++ b/arch/mips/bcm47xx/serial.c
@@ -62,7 +62,7 @@ static int __init uart8250_init_bcma(voi
p->mapbase = (unsigned int) bcma_port->regs;
p->membase = (void *) bcma_port->regs;
- p->irq = bcma_port->irq + 2;
+ p->irq = bcma_port->irq;
p->uartclk = bcma_port->baud_base;
p->regshift = bcma_port->reg_shift;
p->iotype = UPIO_MEM;