diff options
| author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-11-30 18:50:18 -0300 |
|---|---|---|
| committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-11-30 18:50:18 -0300 |
| commit | 62e27076b7a48d1c8fc4eed59ff75f6382915c46 (patch) | |
| tree | bf42384a97f0367a9fac81f3aa29da7815396958 /drivers/gpio/gpiolib.c | |
| parent | d26f4ddb48463e2ff798859505af1cc520e75685 (diff) | |
Linux-libre 4.8.11-gnupck-4.8.11-gnu
Diffstat (limited to 'drivers/gpio/gpiolib.c')
| -rw-r--r-- | drivers/gpio/gpiolib.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c index b2dee1024..15704aaf9 100644 --- a/drivers/gpio/gpiolib.c +++ b/drivers/gpio/gpiolib.c @@ -2667,8 +2667,11 @@ 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) |