linux-kernel - [PATCH v7 8/9] gpio/rockchip: drop irq_gc_lock/irq_gc

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Date:   Mon, 26 Jul 2021 09:35:39 +0800
From:   Jianqun Xu <jay.xu@...k-chips.com>
To:     linus.walleij@...aro.org, heiko@...ech.de
Cc:     bgolaszewski@...libre.com, robh+dt@...nel.org,
        linux-gpio@...r.kernel.org, devicetree@...r.kernel.org,
        linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Jianqun Xu <jay.xu@...k-chips.com>
Subject: [PATCH v7 8/9] gpio/rockchip: drop irq_gc_lock/irq_gc_unlock for irq set type

There has spin lock for irq set type already, so drop irq_gc_lock and
irq_gc_unlock.

Reviewed-by: Heiko Stuebner <heiko@...ech.de>
Signed-off-by: Jianqun Xu <jay.xu@...k-chips.com>
---
v7:
 - none
v6:
 - add reviewed by heiko

 drivers/gpio/gpio-rockchip.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/gpio/gpio-rockchip.c b/drivers/gpio/gpio-rockchip.c
index b2be56040289..036b2d959503 100644
--- a/drivers/gpio/gpio-rockchip.c
+++ b/drivers/gpio/gpio-rockchip.c
@@ -406,7 +406,6 @@ static int rockchip_irq_set_type(struct irq_data *d, unsigned int type)
 		irq_set_handler_locked(d, handle_level_irq);
 
 	raw_spin_lock_irqsave(&bank->slock, flags);
-	irq_gc_lock(gc);
 
 	level = rockchip_gpio_readl(bank, bank->gpio_regs->int_type);
 	polarity = rockchip_gpio_readl(bank, bank->gpio_regs->int_polarity);
@@ -461,7 +460,6 @@ static int rockchip_irq_set_type(struct irq_data *d, unsigned int type)
 	rockchip_gpio_writel(bank, level, bank->gpio_regs->int_type);
 	rockchip_gpio_writel(bank, polarity, bank->gpio_regs->int_polarity);
 out:
-	irq_gc_unlock(gc);
 	raw_spin_unlock_irqrestore(&bank->slock, flags);
 
 	return ret;
-- 
2.25.1