1 files changed, 3 insertions, 0 deletions

diff --git a/include/linux/irq.h b/include/linux/irq.h
index b48eae32dc61..6e59ac05ef2a 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -58,6 +58,7 @@
 #define IRQ_NOREQUEST           0x04000000      /* IRQ cannot be requested */
 #define IRQ_NOAUTOEN            0x08000000      /* IRQ will not be enabled on request irq */
 #define IRQ_DELAYED_DISABLE     0x10000000      /* IRQ disable (masking) happens delayed. */
+#define IRQ_WAKEUP              0x20000000      /* IRQ triggers system wakeup */
 
 struct proc_dir_entry;
 
@@ -124,6 +125,7 @@ struct irq_chip {
  * @action:             the irq action chain
  * @status:             status information
  * @depth:              disable-depth, for nested irq_disable() calls
+ * @wake_depth:         enable depth, for multiple set_irq_wake() callers
  * @irq_count:          stats field to detect stalled irqs
  * @irqs_unhandled:     stats field for spurious unhandled interrupts
  * @lock:               locking for SMP
@@ -147,6 +149,7 @@ struct irq_desc {
         unsigned int            status;         /* IRQ status */
 
         unsigned int            depth;          /* nested irq disables */
+        unsigned int            wake_depth;     /* nested wake enables */
         unsigned int            irq_count;      /* For detecting broken IRQs */
         unsigned int            irqs_unhandled;
         spinlock_t              lock;