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: / usr / src / kernels / 3.10.0-1062.9.1.el7.x86_64 / include / linux /

Filename : irqreturn.h

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#ifndef _LINUX_IRQRETURN_H
#define _LINUX_IRQRETURN_H

/**
 * enum irqreturn
 * @IRQ_NONE		interrupt was not from this device
 * @IRQ_HANDLED		interrupt was handled by this device
 * @IRQ_WAKE_THREAD	handler requests to wake the handler thread
 */
enum irqreturn {
	IRQ_NONE		= (0 << 0),
	IRQ_HANDLED		= (1 << 0),
	IRQ_WAKE_THREAD		= (1 << 1),
};

typedef enum irqreturn irqreturn_t;
#define IRQ_RETVAL(x)	((x) != IRQ_NONE)

#endif