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[PATCH] genirq: add irq-chip support

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Enable platforms to use the irq-chip and irq-flow abstractions: allow setting
of the chip, the type and provide highlevel handlers for common irq-flows.

[rostedt@goodmis.org: misroute-irq: Don't call desc->chip->end because of edge interrupts]
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Thomas Gleixner
2006-06-29 02:24:53 -07:00
committed by Linus Torvalds
parent dae8620421
commit dd87eb3a24
4 changed files with 538 additions and 2 deletions
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2
kernel/irq/spurious.c
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@@ -79,7 +79,7 @@ static int misrouted_irq(int irq, struct pt_regs *regs)
* If we did actual work for the real IRQ line we must let the
* IRQ controller clean up too
*/
if (work)
if (work && desc->chip && desc->chip->end)
desc->chip->end(i);
spin_unlock(&desc->lock);
}