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path: root/drivers/gpio/gpiolib.c
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Diffstat (limited to 'drivers/gpio/gpiolib.c')
-rw-r--r--drivers/gpio/gpiolib.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 93ed0e00c578..868128a676ba 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -2737,8 +2737,11 @@ int gpiochip_lock_as_irq(struct gpio_chip *chip, unsigned int offset)
if (IS_ERR(desc))
return PTR_ERR(desc);
- /* Flush direction if something changed behind our back */
- if (chip->get_direction) {
+ /*
+ * If it's fast: flush the direction setting if something changed
+ * behind our back
+ */
+ if (!chip->can_sleep && chip->get_direction) {
int dir = chip->get_direction(chip, offset);
if (dir)