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1da177e4 LT |
1 | /* |
2 | * linux/include/asm-arm/mach/irq.h | |
3 | * | |
4 | * Copyright (C) 1995-2000 Russell King. | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License version 2 as | |
8 | * published by the Free Software Foundation. | |
9 | */ | |
10 | #ifndef __ASM_ARM_MACH_IRQ_H | |
11 | #define __ASM_ARM_MACH_IRQ_H | |
12 | ||
4a2581a0 | 13 | #include <linux/irq.h> |
1da177e4 | 14 | |
4a2581a0 | 15 | struct seq_file; |
664399e1 | 16 | |
1da177e4 LT |
17 | /* |
18 | * This is internal. Do not use it. | |
19 | */ | |
20 | extern void (*init_arch_irq)(void); | |
21 | extern void init_FIQ(void); | |
22 | extern int show_fiq_list(struct seq_file *, void *); | |
1da177e4 | 23 | |
4a2581a0 TG |
24 | /* |
25 | * Obsolete inline function for calling irq descriptor handlers. | |
1da177e4 | 26 | */ |
0cd61b68 | 27 | static inline void desc_handle_irq(unsigned int irq, struct irq_desc *desc) |
4a2581a0 | 28 | { |
0cd61b68 | 29 | desc->handle_irq(irq, desc); |
4a2581a0 | 30 | } |
1da177e4 | 31 | |
1da177e4 LT |
32 | void set_irq_flags(unsigned int irq, unsigned int flags); |
33 | ||
34 | #define IRQF_VALID (1 << 0) | |
35 | #define IRQF_PROBE (1 << 1) | |
36 | #define IRQF_NOAUTOEN (1 << 2) | |
37 | ||
38 | /* | |
4a2581a0 | 39 | * This is for easy migration, but should be changed in the source |
1da177e4 | 40 | */ |
0cd61b68 | 41 | #define do_bad_IRQ(irq,desc) \ |
4a2581a0 TG |
42 | do { \ |
43 | spin_lock(&desc->lock); \ | |
0cd61b68 | 44 | handle_bad_irq(irq, desc); \ |
4a2581a0 TG |
45 | spin_unlock(&desc->lock); \ |
46 | } while(0) | |
47 | ||
48 | extern unsigned long irq_err_count; | |
49 | static inline void ack_bad_irq(int irq) | |
50 | { | |
51 | irq_err_count++; | |
52 | } | |
1da177e4 LT |
53 | |
54 | #endif |