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  * @IRQ_WAKE_THREAD	handler requests to wake the handler thread
9  */
10 enum irqreturn {
11 	IRQ_NONE		= (0 << 0),
12 	IRQ_HANDLED		= (1 << 0),
13 	IRQ_WAKE_THREAD		= (1 << 1),
14 };
15 
16 typedef enum irqreturn irqreturn_t;
17 #define IRQ_RETVAL(x)	((x) != IRQ_NONE)
18 
19 #endif
20