mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-12-05 01:54:09 +08:00
087fe000f0
The openrisc irqchip driver has been converted to handle_domain_irq, making it possible to remove the handle_IRQ stub entierely. Signed-off-by: Marc Zyngier <marc.zyngier@arm.com> Acked-by: Stefan Kristiansson <stefan.kristiansson@saunalahti.fi> Link: https://lkml.kernel.org/r/1409047421-27649-27-git-send-email-marc.zyngier@arm.com Signed-off-by: Jason Cooper <jason@lakedaemon.net>
55 lines
1.4 KiB
C
55 lines
1.4 KiB
C
/*
|
|
* OpenRISC irq.c
|
|
*
|
|
* Linux architectural port borrowing liberally from similar works of
|
|
* others. All original copyrights apply as per the original source
|
|
* declaration.
|
|
*
|
|
* Modifications for the OpenRISC architecture:
|
|
* Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se>
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
* as published by the Free Software Foundation; either version
|
|
* 2 of the License, or (at your option) any later version.
|
|
*/
|
|
|
|
#include <linux/interrupt.h>
|
|
#include <linux/init.h>
|
|
#include <linux/ftrace.h>
|
|
#include <linux/irq.h>
|
|
#include <linux/irqchip.h>
|
|
#include <linux/export.h>
|
|
#include <linux/irqflags.h>
|
|
|
|
/* read interrupt enabled status */
|
|
unsigned long arch_local_save_flags(void)
|
|
{
|
|
return mfspr(SPR_SR) & (SPR_SR_IEE|SPR_SR_TEE);
|
|
}
|
|
EXPORT_SYMBOL(arch_local_save_flags);
|
|
|
|
/* set interrupt enabled status */
|
|
void arch_local_irq_restore(unsigned long flags)
|
|
{
|
|
mtspr(SPR_SR, ((mfspr(SPR_SR) & ~(SPR_SR_IEE|SPR_SR_TEE)) | flags));
|
|
}
|
|
EXPORT_SYMBOL(arch_local_irq_restore);
|
|
|
|
void __init init_IRQ(void)
|
|
{
|
|
irqchip_init();
|
|
}
|
|
|
|
static void (*handle_arch_irq)(struct pt_regs *);
|
|
|
|
void __init set_handle_irq(void (*handle_irq)(struct pt_regs *))
|
|
{
|
|
handle_arch_irq = handle_irq;
|
|
}
|
|
|
|
void __irq_entry do_IRQ(struct pt_regs *regs)
|
|
{
|
|
handle_arch_irq(regs);
|
|
}
|