int psc_present;
volatile __u8 *psc;
-irqreturn_t psc_irq(int, void *, struct pt_regs *);
+irqreturn_t psc_irq(int, void *);
/*
* Debugging dump, used in various places to see what's going on.
*/
-void psc_debug_dump(void)
+static void psc_debug_dump(void)
{
int i;
* expanded to cover what I think are the other 7 channels.
*/
-void psc_dma_die_die_die(void)
+static void psc_dma_die_die_die(void)
{
int i;
* PSC interrupt handler. It's a lot like the VIA interrupt handler.
*/
-irqreturn_t psc_irq(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t psc_irq(int irq, void *dev_id)
{
int pIFR = pIFRbase + ((int) dev_id);
int pIER = pIERbase + ((int) dev_id);
- int base_irq;
- int irq_bit,i;
- unsigned char events;
-
- base_irq = irq << 3;
+ int irq_num;
+ unsigned char irq_bit, events;
#ifdef DEBUG_IRQS
printk("psc_irq: irq %d pIFR = 0x%02X pIER = 0x%02X\n",
if (!events)
return IRQ_NONE;
- for (i = 0, irq_bit = 1 ; i < 4 ; i++, irq_bit <<= 1) {
- if (events & irq_bit) {
- psc_write_byte(pIER, irq_bit);
- m68k_handle_int(base_irq + i, regs);
+ irq_num = irq << 3;
+ irq_bit = 1;
+ do {
+ if (events & irq_bit) {
psc_write_byte(pIFR, irq_bit);
- psc_write_byte(pIER, irq_bit | 0x80);
+ m68k_handle_int(irq_num);
}
- }
+ irq_num++;
+ irq_bit <<= 1;
+ } while (events >= irq_bit);
return IRQ_HANDLED;
}