linux-kernel - [PATCH 2/2] clocksource: sun4i: add definition of clear interrupt

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Message-Id: <20220725083522.82931-2-victor@allwinnertech.com>
Date:   Mon, 25 Jul 2022 16:35:22 +0800
From:   Victor Hassan <victor@...winnertech.com>
To:     daniel.lezcano@...aro.org, tglx@...utronix.de, wens@...e.org,
        jernej.skrabec@...il.com, samuel@...lland.org
Cc:     linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-sunxi@...ts.linux.dev,
        allwinner-opensource-support@...winnertech.com
Subject: [PATCH 2/2] clocksource: sun4i: add definition of clear interrupt

To prevent misunderstanding, use TIMER_IRQ_CLEAR instead of TIMER_IRQ_EN
in function sun4i_timer_clear_interrupt.

Signed-off-by: Victor Hassan <victor@...winnertech.com>
---
 drivers/clocksource/timer-sun4i.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/clocksource/timer-sun4i.c b/drivers/clocksource/timer-sun4i.c
index afc26de963af..dd74405a2666 100644
--- a/drivers/clocksource/timer-sun4i.c
+++ b/drivers/clocksource/timer-sun4i.c
@@ -26,6 +26,7 @@
 #define TIMER_IRQ_EN_REG	0x00
 #define TIMER_IRQ_EN(val)		BIT(val)
 #define TIMER_IRQ_ST_REG	0x04
+#define TIMER_IRQ_CLEAR(val)		BIT(val)
 #define TIMER_CTL_REG(val)	(0x10 * val + 0x10)
 #define TIMER_CTL_ENABLE		BIT(0)
 #define TIMER_CTL_RELOAD		BIT(1)
@@ -167,7 +168,7 @@ static int sun4i_clkevt_next_event(unsigned long evt,
 
 static void sun4i_timer_clear_interrupt(void __iomem *base)
 {
-	writel(TIMER_IRQ_EN(0), base + TIMER_IRQ_ST_REG);
+	writel(TIMER_IRQ_CLEAR(0), base + TIMER_IRQ_ST_REG);
 }
 
 static irqreturn_t sun4i_timer_interrupt(int irq, void *dev_id)
-- 
2.29.0