[tip:irq/urgent] genirq: Set IRQCHIP_SKIP_SET_WAKE flag for dummy_irq_chip

[tip-bot for Roger Quadros]

Commit-ID:  10a50f1ab5f06c9a3ee5ece3ec52e607ed53c79f
Gitweb:     http://git.kernel.org/tip/10a50f1ab5f06c9a3ee5ece3ec52e607ed53c79f
Author:     Roger Quadros <rogerq@xxxxxx>
AuthorDate: Wed, 15 Apr 2015 11:14:11 +0300
Committer:  Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Fri, 24 Apr 2015 20:57:06 +0200

genirq: Set IRQCHIP_SKIP_SET_WAKE flag for dummy_irq_chip

Without this system suspend is broken on systems that have
drivers calling enable/disable_irq_wake() for interrupts based off
the dummy irq hook. (e.g. drivers/gpio/gpio-pcf857x.c)

Signed-off-by: Roger Quadros <rogerq@xxxxxx>
Cc: <cw00.choi@xxxxxxxxxxx>
Cc: <balbi@xxxxxx>
Cc: <tony@xxxxxxxxxxx>
Cc: Gregory Clement <gregory.clement@xxxxxxxxxxxxxxxxxx>
Link: http://lkml.kernel.org/r/552E1DD3.4040106@xxxxxx
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
---
 kernel/irq/dummychip.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/kernel/irq/dummychip.c b/kernel/irq/dummychip.c
index 988dc58..2feb6fe 100644
--- a/kernel/irq/dummychip.c
+++ b/kernel/irq/dummychip.c
@@ -57,5 +57,6 @@ struct irq_chip dummy_irq_chip = {
 	.irq_ack	= noop,
 	.irq_mask	= noop,
 	.irq_unmask	= noop,
+	.flags		= IRQCHIP_SKIP_SET_WAKE,
 };
 EXPORT_SYMBOL_GPL(dummy_irq_chip);
--
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