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irqchip: gic: fix irq_trigger return

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The genirq layer expects a 0 in case that the retrigger function is
not able to resend the irq in hardware, but the code is returning
-ENXIO. Fix it.

[ tglx: Reworked comment and changelog ]

Signed-off-by: Abhijeet Dharmapurikar <adharmap@codeaurora.org>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Cc: linux-arm-kernel@lists.infradead.org
Link: http://lkml.kernel.org/r/1363734349-32635-1-git-send-email-sboyd@codeaurora.org
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Abhijeet Dharmapurikar 2013-03-19 16:05:49 -07:00 committed by Thomas Gleixner
parent c4052ba9da
commit bad9a43a20
1 changed files with 2 additions and 1 deletions
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3
drivers/irqchip/irq-gic.c
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@ -236,7 +236,8 @@ static int gic_retrigger(struct irq_data *d)
if (gic_arch_extn.irq_retrigger)
return gic_arch_extn.irq_retrigger(d);
return -ENXIO;
/* the genirq layer expects 0 if we can't retrigger in hardware */
return 0;
}
#ifdef CONFIG_SMP