|  | /* | 
|  | *  linux/include/asm-arm/mach/irq.h | 
|  | * | 
|  | *  Copyright (C) 1995-2000 Russell King. | 
|  | * | 
|  | * This program is free software; you can redistribute it and/or modify | 
|  | * it under the terms of the GNU General Public License version 2 as | 
|  | * published by the Free Software Foundation. | 
|  | */ | 
|  | #ifndef __ASM_ARM_MACH_IRQ_H | 
|  | #define __ASM_ARM_MACH_IRQ_H | 
|  |  | 
|  | #include <linux/irq.h> | 
|  |  | 
|  | struct seq_file; | 
|  |  | 
|  | /* | 
|  | * This is internal.  Do not use it. | 
|  | */ | 
|  | extern void (*init_arch_irq)(void); | 
|  | extern void init_FIQ(void); | 
|  | extern int show_fiq_list(struct seq_file *, void *); | 
|  |  | 
|  | /* | 
|  | * Obsolete inline function for calling irq descriptor handlers. | 
|  | */ | 
|  | static inline void desc_handle_irq(unsigned int irq, struct irq_desc *desc) | 
|  | { | 
|  | desc->handle_irq(irq, desc); | 
|  | } | 
|  |  | 
|  | void set_irq_flags(unsigned int irq, unsigned int flags); | 
|  |  | 
|  | #define IRQF_VALID	(1 << 0) | 
|  | #define IRQF_PROBE	(1 << 1) | 
|  | #define IRQF_NOAUTOEN	(1 << 2) | 
|  |  | 
|  | /* | 
|  | * This is for easy migration, but should be changed in the source | 
|  | */ | 
|  | #define do_bad_IRQ(irq,desc)				\ | 
|  | do {							\ | 
|  | spin_lock(&desc->lock);				\ | 
|  | handle_bad_irq(irq, desc);			\ | 
|  | spin_unlock(&desc->lock);			\ | 
|  | } while(0) | 
|  |  | 
|  | extern unsigned long irq_err_count; | 
|  | static inline void ack_bad_irq(int irq) | 
|  | { | 
|  | irq_err_count++; | 
|  | } | 
|  |  | 
|  | #endif |