1#ifndef _LINUX_IRQNR_H
2#define _LINUX_IRQNR_H
3
4#include <uapi/linux/irqnr.h>
5
6
7extern int nr_irqs;
8extern struct irq_desc *irq_to_desc(unsigned int irq);
9unsigned int irq_get_next_irq(unsigned int offset);
10
11# define for_each_irq_desc(irq, desc)					\
12	for (irq = 0, desc = irq_to_desc(irq); irq < nr_irqs;		\
13	     irq++, desc = irq_to_desc(irq))				\
14		if (!desc)						\
15			;						\
16		else
17
18
19# define for_each_irq_desc_reverse(irq, desc)				\
20	for (irq = nr_irqs - 1, desc = irq_to_desc(irq); irq >= 0;	\
21	     irq--, desc = irq_to_desc(irq))				\
22		if (!desc)						\
23			;						\
24		else
25
26# define for_each_active_irq(irq)			\
27	for (irq = irq_get_next_irq(0); irq < nr_irqs;	\
28	     irq = irq_get_next_irq(irq + 1))
29
30#define for_each_irq_nr(irq)                   \
31       for (irq = 0; irq < nr_irqs; irq++)
32
33#endif
34