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| author | Ingo Molnar <mingo@elte.hu> | 2006-06-29 02:24:46 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-06-29 10:26:23 -0700 |
| commit | 77a5afecdb15e65034ab8390b46b824c186c62a8 (patch) | |
| tree | a01c9d567f74ac979f3e4ab1122312eca1e693d7 /kernel/irq | |
| parent | 8d28bc751bb9ad479e33964d5d9eedfe5fb488a5 (diff) | |
| download | linux-77a5afecdb15e65034ab8390b46b824c186c62a8.tar.gz linux-77a5afecdb15e65034ab8390b46b824c186c62a8.tar.bz2 linux-77a5afecdb15e65034ab8390b46b824c186c62a8.zip | |
[PATCH] genirq: cleanup: no_irq_type cleanups
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>
Diffstat (limited to 'kernel/irq')
| -rw-r--r-- | kernel/irq/handle.c | 45 |
1 files changed, 25 insertions, 20 deletions
diff --git a/kernel/irq/handle.c b/kernel/irq/handle.c index 7fc7bc33d497..402fa3aec1e4 100644 --- a/kernel/irq/handle.c +++ b/kernel/irq/handle.c @@ -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, }; /* |