kernel/2.6.29.6-aldebaran-rt/include/linux/irqreturn.h

   1 #ifndef _LINUX_IRQRETURN_H
   2 #define _LINUX_IRQRETURN_H
   3
   4 /**
   5  * enum irqreturn
   6  * @IRQ_NONE            interrupt was not from this device
   7  * @IRQ_HANDLED         interrupt was handled by this device
   8  */
   9 enum irqreturn {
  10         IRQ_NONE,
  11         IRQ_HANDLED,
  12 };
  13
  14 typedef enum irqreturn irqreturn_t;
  15 #define IRQ_RETVAL(x)   ((x) != IRQ_NONE)
  16
  17 #endif