genirq: Mark wakeup sources as armed on suspend

This allows us to utilize this information in the irq_may_run() check
without adding another conditional to the fast path.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/kernel/irq/pm.c b/kernel/irq/pm.c
index cf0ce0163db9..766930eaeed9 100644
--- a/kernel/irq/pm.c
+++ b/kernel/irq/pm.c
@@ -54,6 +54,9 @@ static bool suspend_device_irq(struct irq_desc *desc, int irq)
         if (!desc->action || desc->no_suspend_depth)
                 return false;
 
+        if (irqd_is_wakeup_set(&desc->irq_data))
+                irqd_set(&desc->irq_data, IRQD_WAKEUP_ARMED);
+
         desc->istate |= IRQS_SUSPENDED;
         __disable_irq(desc, irq);
 
@@ -101,6 +104,8 @@ EXPORT_SYMBOL_GPL(suspend_device_irqs);
 
 static void resume_irq(struct irq_desc *desc, int irq)
 {
+        irqd_clear(&desc->irq_data, IRQD_WAKEUP_ARMED);
+
         if (desc->istate & IRQS_SUSPENDED)
                 goto resume;