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authorAbhijeet Dharmapurikar <adharmap@codeaurora.org>2013-03-20 03:05:49 +0400
committerThomas Gleixner <tglx@linutronix.de>2013-03-26 23:52:25 +0400
commitbad9a43a20372a3b41e15e8aa03b918c76f360f0 (patch)
treed31abd3598860548f8cdbdb5513bab15e61298a4 /drivers/irqchip
parentc4052ba9dad9cc86cb3a1f0f8cb032514fa414be (diff)
downloadlinux-bad9a43a20372a3b41e15e8aa03b918c76f360f0.tar.xz
irqchip: gic: fix irq_trigger return
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>
Diffstat (limited to 'drivers/irqchip')
-rw-r--r--drivers/irqchip/irq-gic.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/irqchip/irq-gic.c b/drivers/irqchip/irq-gic.c
index a32e0d5aa45f..fc6aebf1e4b2 100644
--- a/drivers/irqchip/irq-gic.c
+++ b/drivers/irqchip/irq-gic.c
@@ -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