| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 |  | 
| Thomas Gleixner | 4a2581a | 2006-07-01 22:30:09 +0100 | [diff] [blame] | 13 | #include <linux/irq.h> | 
|  | 14 |  | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 15 | struct seq_file; | 
|  | 16 |  | 
| Russell King | 664399e | 2005-09-04 19:45:00 +0100 | [diff] [blame] | 17 | /* | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 *); | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 23 |  | 
|  | 24 | /* | 
| Thomas Gleixner | 4a2581a | 2006-07-01 22:30:09 +0100 | [diff] [blame] | 25 | * Obsolete inline function for calling irq descriptor handlers. | 
|  | 26 | */ | 
| Linus Torvalds | 0cd61b6 | 2006-10-06 10:53:39 -0700 | [diff] [blame] | 27 | static inline void desc_handle_irq(unsigned int irq, struct irq_desc *desc) | 
| Thomas Gleixner | 4a2581a | 2006-07-01 22:30:09 +0100 | [diff] [blame] | 28 | { | 
| Linus Torvalds | 0cd61b6 | 2006-10-06 10:53:39 -0700 | [diff] [blame] | 29 | desc->handle_irq(irq, desc); | 
| Thomas Gleixner | 4a2581a | 2006-07-01 22:30:09 +0100 | [diff] [blame] | 30 | } | 
|  | 31 |  | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | /* | 
| Thomas Gleixner | 4a2581a | 2006-07-01 22:30:09 +0100 | [diff] [blame] | 39 | * This is for easy migration, but should be changed in the source | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 40 | */ | 
| Linus Torvalds | 0cd61b6 | 2006-10-06 10:53:39 -0700 | [diff] [blame] | 41 | #define do_bad_IRQ(irq,desc)				\ | 
| Thomas Gleixner | 4a2581a | 2006-07-01 22:30:09 +0100 | [diff] [blame] | 42 | do {							\ | 
|  | 43 | spin_lock(&desc->lock);				\ | 
| Linus Torvalds | 0cd61b6 | 2006-10-06 10:53:39 -0700 | [diff] [blame] | 44 | handle_bad_irq(irq, desc);			\ | 
| Thomas Gleixner | 4a2581a | 2006-07-01 22:30:09 +0100 | [diff] [blame] | 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 | } | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 53 |  | 
|  | 54 | #endif |