void mac_irq_enable(struct irq_data *data)
{
int irq = data->irq;
int irq_src = IRQ_SRC(irq);
switch(irq_src) {
case 1:
via_irq_enable(irq);
break;
case 2:
case 7:
if (oss_present)
oss_irq_enable(irq);
else
via_irq_enable(irq);
break;
case 3:
case 5:
case 6:
if (psc_present)
psc_irq_enable(irq);
else if (oss_present)
oss_irq_enable(irq);
break;
case 4:
if (psc_present)
psc_irq_enable(irq);
break;
case 8:
if (baboon_present)
baboon_irq_enable(irq);
break;
}
}
void mac_enable_irq (unsigned int irq)
{
int irq_src = IRQ_SRC(irq);
switch(irq_src) {
case 1: via_irq_enable(irq);
break;
case 2:
case 7: if (oss_present) {
oss_irq_enable(irq);
} else {
via_irq_enable(irq);
}
break;
case 3:
case 4:
case 5:
case 6: if (psc_present) {
psc_irq_enable(irq);
} else if (oss_present) {
oss_irq_enable(irq);
} else if (irq_src == 4) {
scc_irq_enable(irq);
}
break;
case 8: if (baboon_present) {
baboon_irq_enable(irq);
}
break;
}
}