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[PATCH] genirq: cleanup: no_irq_type cleanups

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Clean up no_irq_type: share the NOP functions where possible, and properly
name the ack_bad() function.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Ingo Molnar 2006-06-29 02:24:46 -07:00 committed by Linus Torvalds
parent 8d28bc751b
commit 77a5afecdb
1 changed files with 25 additions and 20 deletions
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45
kernel/irq/handle.c
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@ -40,32 +40,37 @@ struct irq_desc irq_desc[NR_IRQS] __cacheline_aligned = {
};
/*
* Generic 'no controller' code
* What should we do if we get a hw irq event on an illegal vector?
* Each architecture has to answer this themself.
*/
static void end_none(unsigned int irq) { }
static void enable_none(unsigned int irq) { }
static void disable_none(unsigned int irq) { }
static void shutdown_none(unsigned int irq) { }
static unsigned int startup_none(unsigned int irq) { return 0; }
static void ack_none(unsigned int irq)
static void ack_bad(unsigned int irq)
{
/*
* 'what should we do if we get a hw irq event on an illegal vector'.
* each architecture has to answer this themself.
*/
ack_bad_irq(irq);
}
/*
* NOP functions
*/
static void noop(unsigned int irq)
{
}
static unsigned int noop_ret(unsigned int irq)
{
return 0;
}
/*
* Generic no controller implementation
*/
struct hw_interrupt_type no_irq_type = {
.typename = "none",
.startup = startup_none,
.shutdown = shutdown_none,
.enable = enable_none,
.disable = disable_none,
.ack = ack_none,
.end = end_none,
.set_affinity = NULL
.typename = "none",
.startup = noop_ret,
.shutdown = noop,
.enable = noop,
.disable = noop,
.ack = ack_bad,
.end = noop,
};
/*