iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

irqchip: ingenic: Drop redundant irq_suspend / irq_resume functions

Browse Source 
The same behaviour can be obtained by using the IRQCHIP_MASK_ON_SUSPEND
flag on the IRQ chip.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/1570015525-27018-2-git-send-email-zhouyanjie@zoho.com
This commit is contained in:
Paul Cercueil 2019-10-02 19:25:21 +08:00 committed by Marc Zyngier
parent 0149385537
commit 20b44b4de6
2 changed files with 1 additions and 37 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
drivers/irqchip/irq-ingenic.c
View File

@ -10,7 +10,6 @@
#include <linux/interrupt.h>
#include <linux/ioport.h>
#include <linux/irqchip.h>
#include <linux/irqchip/ingenic.h>
#include <linux/of_address.h>
#include <linux/of_irq.h>
#include <linux/timex.h>
@ -50,26 +49,6 @@ static irqreturn_t intc_cascade(int irq, void *data)
return IRQ_HANDLED;
}
static void intc_irq_set_mask(struct irq_chip_generic *gc, uint32_t mask)
{
struct irq_chip_regs *regs = &gc->chip_types->regs;
writel(mask, gc->reg_base + regs->enable);
writel(~mask, gc->reg_base + regs->disable);
}
void ingenic_intc_irq_suspend(struct irq_data *data)
{
struct irq_chip_generic *gc = irq_data_get_irq_chip_data(data);
intc_irq_set_mask(gc, gc->wake_active);
}
void ingenic_intc_irq_resume(struct irq_data *data)
{
struct irq_chip_generic *gc = irq_data_get_irq_chip_data(data);
intc_irq_set_mask(gc, gc->mask_cache);
}
static struct irqaction intc_cascade_action = {
.handler = intc_cascade,
.name = "SoC intc cascade interrupt",
@ -127,8 +106,7 @@ static int __init ingenic_intc_of_init(struct device_node *node,
ct->chip.irq_mask = irq_gc_mask_disable_reg;
ct->chip.irq_mask_ack = irq_gc_mask_disable_reg;
ct->chip.irq_set_wake = irq_gc_set_wake;
ct->chip.irq_suspend = ingenic_intc_irq_suspend;
ct->chip.irq_resume = ingenic_intc_irq_resume;
ct->chip.flags = IRQCHIP_MASK_ON_SUSPEND;
irq_setup_generic_chip(gc, IRQ_MSK(32), 0, 0,
IRQ_NOPROBE | IRQ_LEVEL);

14
include/linux/irqchip/ingenic.h
View File

@ -1,14 +0,0 @@
/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (C) 2010, Lars-Peter Clausen <lars@metafoo.de>
*/
#ifndef __LINUX_IRQCHIP_INGENIC_H__
#define __LINUX_IRQCHIP_INGENIC_H__
#include <linux/irq.h>
extern void ingenic_intc_irq_suspend(struct irq_data *data);
extern void ingenic_intc_irq_resume(struct irq_data *data);
#endif