linux_dsm_epyc7002/arch/arm/include/asm/mach/irq.h
eric miao 354e6f72d6 ARM: 6197/2: preliminary support for sparse IRQ
So to allow NR_IRQS to be dynamic and platforms to specify the number
of IRQs really needed.

Acked-by: Paul Mundt <lethal@linux-sh.org>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2010-07-09 14:41:33 +01:00

36 lines
815 B
C

/*
* arch/arm/include/asm/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 unsigned int arch_nr_irqs;
extern void (*init_arch_irq)(void);
extern void init_FIQ(void);
extern int show_fiq_list(struct seq_file *, void *);
/*
* This is for easy migration, but should be changed in the source
*/
#define do_bad_IRQ(irq,desc) \
do { \
raw_spin_lock(&desc->lock); \
handle_bad_irq(irq, desc); \
raw_spin_unlock(&desc->lock); \
} while(0)
#endif