sh: Cleanup IRQ disabling for hardirq handlers.

The generic hardirq layer already takes care of a lot of the
appropriate locking and disabling for us, no need to duplicate
it in the handlers..

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Paul Mundt
2006-09-27 18:03:34 +09:00
parent ba463937ef
commit 8599cf0592
15 changed files with 38 additions and 156 deletions

View File

@ -57,12 +57,9 @@ static void shutdown_systemh_irq(unsigned int irq)
static void disable_systemh_irq(unsigned int irq)
{
if (systemh_irq_mask_register) {
unsigned long flags;
unsigned long val, mask = 0x01 << 1;
/* Clear the "irq"th bit in the mask and set it in the request */
local_irq_save(flags);
val = ctrl_inl((unsigned long)systemh_irq_mask_register);
val &= ~mask;
ctrl_outl(val, (unsigned long)systemh_irq_mask_register);
@ -70,23 +67,18 @@ static void disable_systemh_irq(unsigned int irq)
val = ctrl_inl((unsigned long)systemh_irq_request_register);
val |= mask;
ctrl_outl(val, (unsigned long)systemh_irq_request_register);
local_irq_restore(flags);
}
}
static void enable_systemh_irq(unsigned int irq)
{
if (systemh_irq_mask_register) {
unsigned long flags;
unsigned long val, mask = 0x01 << 1;
/* Set "irq"th bit in the mask register */
local_irq_save(flags);
val = ctrl_inl((unsigned long)systemh_irq_mask_register);
val |= mask;
ctrl_outl(val, (unsigned long)systemh_irq_mask_register);
local_irq_restore(flags);
}
}