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1 | #ifndef _LINUX_IRQNR_H | |
2 | #define _LINUX_IRQNR_H | |
3 | ||
4 | #include <uapi/linux/irqnr.h> | |
5 | ||
6 | ||
7 | extern int nr_irqs; | |
8 | extern struct irq_desc *irq_to_desc(unsigned int irq); | |
9 | unsigned 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 |