*(vuip)MCPCIA_INT_MASK0(MCPCIA_HOSE2MID(hose));
}
+#define hose_exists(h) \
+ (((h) < MCPCIA_MAX_HOSES) && (cached_irq_masks[(h)] != 0))
+
static inline void
rawhide_enable_irq(unsigned int irq)
{
irq -= 16;
hose = irq / 24;
+ if (!hose_exists(hose)) /* if hose non-existent, exit */
+ return;
+
irq -= hose * 24;
mask = 1 << irq;
irq -= 16;
hose = irq / 24;
+ if (!hose_exists(hose)) /* if hose non-existent, exit */
+ return;
+
irq -= hose * 24;
mask = ~(1 << irq) | hose_irq_masks[hose];
irq -= 16;
hose = irq / 24;
+ if (!hose_exists(hose)) /* if hose non-existent, exit */
+ return;
+
irq -= hose * 24;
mask1 = 1 << irq;
mask = ~mask1 | hose_irq_masks[hose];
rawhide_enable_irq(irq);
}
-static struct hw_interrupt_type rawhide_irq_type = {
+static struct irq_chip rawhide_irq_type = {
.typename = "RAWHIDE",
.startup = rawhide_startup_irq,
.shutdown = rawhide_disable_irq,
};
static void
-rawhide_srm_device_interrupt(unsigned long vector, struct pt_regs * regs)
+rawhide_srm_device_interrupt(unsigned long vector)
{
int irq;
/* Adjust by which hose it is from. */
irq -= ((irq + 16) >> 2) & 0x38;
- handle_irq(irq, regs);
+ handle_irq(irq);
}
static void __init
mcpcia_init_hoses();
+ /* Clear them all; only hoses that exist will be non-zero. */
+ for (i = 0; i < MCPCIA_MAX_HOSES; i++) cached_irq_masks[i] = 0;
+
for (hose = hose_head; hose; hose = hose->next) {
unsigned int h = hose->index;
unsigned int mask = hose_irq_masks[h];