c5ca4560de
It appears that openrisc copied arm64's GENERIC_IRQ_MULTI_HANDLER code (which came from arm). Cnvert it to use the generic version. Signed-off-by: Palmer Dabbelt <palmer@sifive.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Stafford Horne <shorne@gmail.com> Cc: linux@armlinux.org.uk Cc: catalin.marinas@arm.com Cc: Will Deacon <will.deacon@arm.com> Cc: jonas@southpole.se Cc: stefan.kristiansson@saunalahti.fi Cc: jason@lakedaemon.net Cc: marc.zyngier@arm.com Cc: Arnd Bergmann <arnd@arndb.de> Cc: nicolas.pitre@linaro.org Cc: vladimir.murzin@arm.com Cc: keescook@chromium.org Cc: jinb.park7@gmail.com Cc: yamada.masahiro@socionext.com Cc: alexandre.belloni@bootlin.com Cc: pombredanne@nexb.com Cc: Greg KH <gregkh@linuxfoundation.org> Cc: kstewart@linuxfoundation.org Cc: jhogan@kernel.org Cc: mark.rutland@arm.com Cc: ard.biesheuvel@linaro.org Cc: james.morse@arm.com Cc: linux-arm-kernel@lists.infradead.org Cc: openrisc@lists.librecores.org Link: https://lkml.kernel.org/r/20180622170126.6308-5-palmer@sifive.com
48 lines
1.2 KiB
C
48 lines
1.2 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();
|
|
}
|
|
|
|
void __irq_entry do_IRQ(struct pt_regs *regs)
|
|
{
|
|
handle_arch_irq(regs);
|
|
}
|