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dd3a1db9 TG |
1 | #ifndef _LINUX_IRQNR_H |
2 | #define _LINUX_IRQNR_H | |
3 | ||
607ca46e DH |
4 | #include <uapi/linux/irqnr.h> |
5 | ||
0ebb26e7 | 6 | |
dd3a1db9 TG |
7 | #ifndef CONFIG_GENERIC_HARDIRQS |
8 | #include <asm/irq.h> | |
be92d7af IM |
9 | |
10 | /* | |
11 | * Wrappers for non-genirq architectures: | |
12 | */ | |
13 | #define nr_irqs NR_IRQS | |
14 | #define irq_to_desc(irq) (&irq_desc[irq]) | |
dd3a1db9 TG |
15 | |
16 | # define for_each_irq_desc(irq, desc) \ | |
17 | for (irq = 0; irq < nr_irqs; irq++) | |
dd3a1db9 | 18 | |
240d367b YL |
19 | # define for_each_irq_desc_reverse(irq, desc) \ |
20 | for (irq = nr_irqs - 1; irq >= 0; irq--) | |
9332fccd | 21 | |
f9af0e70 | 22 | #else /* CONFIG_GENERIC_HARDIRQS */ |
0ebb26e7 IM |
23 | |
24 | extern int nr_irqs; | |
f9af0e70 | 25 | extern struct irq_desc *irq_to_desc(unsigned int irq); |
a98d24b7 | 26 | unsigned int irq_get_next_irq(unsigned int offset); |
0ebb26e7 | 27 | |
f9af0e70 KM |
28 | # define for_each_irq_desc(irq, desc) \ |
29 | for (irq = 0, desc = irq_to_desc(irq); irq < nr_irqs; \ | |
18eefedf | 30 | irq++, desc = irq_to_desc(irq)) \ |
01d07820 KM |
31 | if (!desc) \ |
32 | ; \ | |
33 | else | |
18eefedf KM |
34 | |
35 | ||
f9af0e70 KM |
36 | # define for_each_irq_desc_reverse(irq, desc) \ |
37 | for (irq = nr_irqs - 1, desc = irq_to_desc(irq); irq >= 0; \ | |
18eefedf | 38 | irq--, desc = irq_to_desc(irq)) \ |
01d07820 KM |
39 | if (!desc) \ |
40 | ; \ | |
41 | else | |
240d367b | 42 | |
5bfb5b51 | 43 | #ifdef CONFIG_SMP |
4600d7c4 | 44 | #define irq_node(irq) (irq_get_irq_data(irq)->node) |
5bfb5b51 YL |
45 | #else |
46 | #define irq_node(irq) 0 | |
47 | #endif | |
48 | ||
a98d24b7 TG |
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 | ||
f9af0e70 | 53 | #endif /* CONFIG_GENERIC_HARDIRQS */ |
240d367b YL |
54 | |
55 | #define for_each_irq_nr(irq) \ | |
56 | for (irq = 0; irq < nr_irqs; irq++) | |
dd3a1db9 | 57 | |
dd3a1db9 | 58 | #endif |