[PATCH v3 03/12] irqchip: mtk-sysirq: prevent unnecessary visibility when set_type

From: Mars Cheng
Date: Sun Mar 19 2017 - 11:27:29 EST


This prevent unnecessary visibility when configuring trigger type

Signed-off-by: Mars Cheng <mars.cheng@xxxxxxxxxxxx>
---
drivers/irqchip/irq-mtk-sysirq.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/irqchip/irq-mtk-sysirq.c b/drivers/irqchip/irq-mtk-sysirq.c
index 9ba969c..eeac512 100644
--- a/drivers/irqchip/irq-mtk-sysirq.c
+++ b/drivers/irqchip/irq-mtk-sysirq.c
@@ -57,7 +57,7 @@ static int mtk_sysirq_set_type(struct irq_data *data, unsigned int type)
value &= ~(1 << offset);
}

- writel(value, base + reg_index * 4);
+ writel_relaxed(value, base + reg_index * 4);

data = data->parent_data;
ret = data->chip->irq_set_type(data, type);
--
1.7.9.5