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authorSantosh Shilimkar <santosh.shilimkar@ti.com>2011-09-09 13:59:35 +0530
committerThomas Gleixner <tglx@linutronix.de>2011-09-12 09:52:49 +0200
commit60f96b41f71d2a13d1c0a457b8b77958f77142d1 (patch)
tree3fdfa3f9a2e762139383938f0199ed2ed9ee5640 /include/linux/irq.h
parented585a651681e822089087b426e6ebfb6d3d9873 (diff)
genirq: Add IRQCHIP_SKIP_SET_WAKE flag
Some irq chips need the irq_set_wake() functionality, but do not require a irq_set_wake() callback. Instead of forcing an empty callback to be implemented add a flag which notes this fact. Check for the flag in set_irq_wake_real() and return success when set. Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com> Cc: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include/linux/irq.h')
-rw-r--r--include/linux/irq.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/irq.h b/include/linux/irq.h
index 59517300a31..73e31abeba1 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -336,12 +336,14 @@ struct irq_chip {
* IRQCHIP_MASK_ON_SUSPEND: Mask non wake irqs in the suspend path
* IRQCHIP_ONOFFLINE_ENABLED: Only call irq_on/off_line callbacks
* when irq enabled
+ * IRQCHIP_SKIP_SET_WAKE: Skip chip.irq_set_wake(), for this irq chip
*/
enum {
IRQCHIP_SET_TYPE_MASKED = (1 << 0),
IRQCHIP_EOI_IF_HANDLED = (1 << 1),
IRQCHIP_MASK_ON_SUSPEND = (1 << 2),
IRQCHIP_ONOFFLINE_ENABLED = (1 << 3),
+ IRQCHIP_SKIP_SET_WAKE = (1 << 4),
};
/* This include will go away once we isolated irq_desc usage to core code */