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From:   Zhou Yanjie <zhouyanjie@zoho.com>
To:     linux-mips@vger.kernel.org
Cc:     linux-kernel@vger.kernel.org, jason@lakedaemon.net,
        paul.burton@mips.com, allison@lohutok.net, syq@debian.org,
        rfontana@redhat.com, tglx@linutronix.de, paul@crapouillou.net,
        maz@kernel.org
Subject: [PATCH 1/5 v6] irqchip: ingenic: Drop redundant irq_suspend / irq_resume functions
Date:   Sat, 12 Oct 2019 13:53:46 +0800
Message-Id: <1570859630-50942-2-git-send-email-zhouyanjie@zoho.com>
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 <1570859630-50942-1-git-send-email-zhouyanjie@zoho.com>
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From: Paul Cercueil <paul@crapouillou.net>

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: Zhou Yanjie <zhouyanjie@zoho.com>
---
 drivers/irqchip/irq-ingenic.c   | 24 +-----------------------
 include/linux/irqchip/ingenic.h | 14 --------------
 2 files changed, 1 insertion(+), 37 deletions(-)
 delete mode 100644 include/linux/irqchip/ingenic.h

diff --git a/drivers/irqchip/irq-ingenic.c b/drivers/irqchip/irq-ingenic.c
index f126255..06fa810 100644
--- a/drivers/irqchip/irq-ingenic.c
+++ b/drivers/irqchip/irq-ingenic.c
@@ -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);
diff --git a/include/linux/irqchip/ingenic.h b/include/linux/irqchip/ingenic.h
deleted file mode 100644
index 1465588..00000000
--- a/include/linux/irqchip/ingenic.h
+++ /dev/null
@@ -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
-- 
2.7.4