1 #ifndef _LINUX_IRQNR_H 2 #define _LINUX_IRQNR_H 3 4 #ifndef CONFIG_GENERIC_HARDIRQS 5 #include <asm/irq.h> 6 # define nr_irqs NR_IRQS 7 8 # define for_each_irq_desc(irq, desc) \ 9 for (irq = 0; irq < nr_irqs; irq++) 10 #else 11 extern int nr_irqs; 12 13 # define for_each_irq_desc(irq, desc) \ 14 for (irq = 0, desc = irq_desc; irq < nr_irqs; irq++, desc++) 15 16 # define for_each_irq_desc_reverse(irq, desc) \ 17 for (irq = nr_irqs - 1, desc = irq_desc + (nr_irqs - 1); \ 18 irq >= 0; irq--, desc--) 19 #endif 20 21 #define for_each_irq_nr(irq) \ 22 for (irq = 0; irq < nr_irqs; irq++) 23 24 #endif 25