PCI: add routines for debugging and handling lost interrupts

[linux-2.6-omap-h63xx.git] / drivers / parisc / gsc.c

diff --git a/drivers/parisc/gsc.c b/drivers/parisc/gsc.c
index b45aa5c675a0a88981e97b913ef756ec9e3de46f..e76db9e4d504968fd774ca6fc877d3b462dda33a 100644 (file)
--- a/drivers/parisc/gsc.c
+++ b/drivers/parisc/gsc.c
@@ -73,7 +73,7 @@ EXPORT_SYMBOL(gsc_alloc_irq);
 EXPORT_SYMBOL(gsc_claim_irq);
 
 /* Common interrupt demultiplexer used by Asp, Lasi & Wax.  */
-irqreturn_t gsc_asic_intr(int gsc_asic_irq, void *dev, struct pt_regs *regs)
+irqreturn_t gsc_asic_intr(int gsc_asic_irq, void *dev)
 {
        unsigned long irr;
        struct gsc_asic *gsc_asic = dev;
@@ -87,7 +87,7 @@ irqreturn_t gsc_asic_intr(int gsc_asic_irq, void *dev, struct pt_regs *regs)
        do {
                int local_irq = __ffs(irr);
                unsigned int irq = gsc_asic->global_irq[local_irq];
-               __do_IRQ(irq, regs);
+               __do_IRQ(irq);
                irr &= ~(1 << local_irq);
        } while (irr);
 
@@ -108,11 +108,12 @@ int gsc_find_local_irq(unsigned int irq, int *global_irqs, int limit)
 
 static void gsc_asic_disable_irq(unsigned int irq)
 {
-       struct gsc_asic *irq_dev = irq_desc[irq].chip_data;
+       struct irq_desc *desc = irq_to_desc(irq);
+       struct gsc_asic *irq_dev = desc->chip_data;
        int local_irq = gsc_find_local_irq(irq, irq_dev->global_irq, 32);
        u32 imr;
 
-       DEBPRINTK(KERN_DEBUG "%s(%d) %s: IMR 0x%x\n", __FUNCTION__, irq,
+       DEBPRINTK(KERN_DEBUG "%s(%d) %s: IMR 0x%x\n", __func__, irq,
                        irq_dev->name, imr);
 
        /* Disable the IRQ line by clearing the bit in the IMR */
@@ -123,11 +124,12 @@ static void gsc_asic_disable_irq(unsigned int irq)
 
 static void gsc_asic_enable_irq(unsigned int irq)
 {
-       struct gsc_asic *irq_dev = irq_desc[irq].chip_data;
+       struct irq_desc *desc = irq_to_desc(irq);
+       struct gsc_asic *irq_dev = desc->chip_data;
        int local_irq = gsc_find_local_irq(irq, irq_dev->global_irq, 32);
        u32 imr;
 
-       DEBPRINTK(KERN_DEBUG "%s(%d) %s: IMR 0x%x\n", __FUNCTION__, irq,
+       DEBPRINTK(KERN_DEBUG "%s(%d) %s: IMR 0x%x\n", __func__, irq,
                        irq_dev->name, imr);
 
        /* Enable the IRQ line by setting the bit in the IMR */
@@ -159,12 +161,14 @@ static struct hw_interrupt_type gsc_asic_interrupt_type = {
 int gsc_assign_irq(struct hw_interrupt_type *type, void *data)
 {
        static int irq = GSC_IRQ_BASE;
+       struct irq_desc *desc;
 
        if (irq > GSC_IRQ_MAX)
                return NO_IRQ;
 
-       irq_desc[irq].chip = type;
-       irq_desc[irq].chip_data = data;
+       desc = irq_to_desc(irq);
+       desc->chip = type;
+       desc->chip_data = data;
        return irq++;
 }