1#ifndef _LINUX_IRQNR_H 2#define _LINUX_IRQNR_H 3 4#include <uapi/linux/irqnr.h> 5 6 7#ifndef CONFIG_GENERIC_HARDIRQS 8#include <asm/irq.h> 9 10/* 11 * Wrappers for non-genirq architectures: 12 */ 13#define nr_irqs NR_IRQS 14#define irq_to_desc(irq) (&irq_desc[irq]) 15 16# define for_each_irq_desc(irq, desc) \ 17 for (irq = 0; irq < nr_irqs; irq++) 18 19# define for_each_irq_desc_reverse(irq, desc) \ 20 for (irq = nr_irqs - 1; irq >= 0; irq--) 21 22#else /* CONFIG_GENERIC_HARDIRQS */ 23 24extern int nr_irqs; 25extern struct irq_desc *irq_to_desc(unsigned int irq); 26unsigned int irq_get_next_irq(unsigned int offset); 27 28# define for_each_irq_desc(irq, desc) \ 29 for (irq = 0, desc = irq_to_desc(irq); irq < nr_irqs; \ 30 irq++, desc = irq_to_desc(irq)) \ 31 if (!desc) \ 32 ; \ 33 else 34 35 36# define for_each_irq_desc_reverse(irq, desc) \ 37 for (irq = nr_irqs - 1, desc = irq_to_desc(irq); irq >= 0; \ 38 irq--, desc = irq_to_desc(irq)) \ 39 if (!desc) \ 40 ; \ 41 else 42 43#ifdef CONFIG_SMP 44#define irq_node(irq) (irq_get_irq_data(irq)->node) 45#else 46#define irq_node(irq) 0 47#endif 48 49# define for_each_active_irq(irq) \ 50 for (irq = irq_get_next_irq(0); irq < nr_irqs; \ 51 irq = irq_get_next_irq(irq + 1)) 52 53#endif /* CONFIG_GENERIC_HARDIRQS */ 54 55#define for_each_irq_nr(irq) \ 56 for (irq = 0; irq < nr_irqs; irq++) 57 58#endif 59