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rk3066b: fix gpio usage
[firefly-linux-kernel-4.4.55.git]
/
drivers
/
gpio
/
langwell_gpio.c
diff --git
a/drivers/gpio/langwell_gpio.c
b/drivers/gpio/langwell_gpio.c
index bd6571e0097a8be17b8fe3c27db173f3c8d9438b..644ba1255d3c8f0777e7d519efb8c7030c46f39d 100644
(file)
--- a/
drivers/gpio/langwell_gpio.c
+++ b/
drivers/gpio/langwell_gpio.c
@@
-223,7
+223,7
@@
static void lnw_irq_handler(unsigned irq, struct irq_desc *desc)
gedr = gpio_reg(&lnw->chip, base, GEDR);
pending = readl(gedr);
while (pending) {
- gpio = __ffs(pending)
- 1
;
+ gpio = __ffs(pending);
mask = BIT(gpio);
pending &= ~mask;
/* Clear before handling so we can't lose an edge */