diff options
| author | Jingoo Han <jg1.han@samsung.com> | 2012-10-23 05:17:11 -0700 |
|---|---|---|
| committer | Bryan Wu <cooloney@gmail.com> | 2012-11-26 14:28:43 -0800 |
| commit | a99d76f9eb5336291fa6af713844d1c779484e30 (patch) | |
| tree | d48484ba53d7b3fb007d57f571f4e74976493ac3 /drivers/leds | |
| parent | 14ce82e536455ace3d6ca70f77bbc2c6b25b8268 (diff) | |
| download | op-kernel-dev-a99d76f9eb5336291fa6af713844d1c779484e30.zip op-kernel-dev-a99d76f9eb5336291fa6af713844d1c779484e30.tar.gz | |
leds: leds-gpio: use gpio_request_one
Using gpio_request_one can make the code simpler because it can
set the direction and initial value in one shot.
Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Bryan Wu <cooloney@gmail.com>
Diffstat (limited to 'drivers/leds')
| -rw-r--r-- | drivers/leds/leds-gpio.c | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/drivers/leds/leds-gpio.c b/drivers/leds/leds-gpio.c index 087d1e6..0b41853 100644 --- a/drivers/leds/leds-gpio.c +++ b/drivers/leds/leds-gpio.c @@ -106,10 +106,6 @@ static int __devinit create_gpio_led(const struct gpio_led *template, return 0; } - ret = gpio_request(template->gpio, template->name); - if (ret < 0) - return ret; - led_dat->cdev.name = template->name; led_dat->cdev.default_trigger = template->default_trigger; led_dat->gpio = template->gpio; @@ -129,10 +125,12 @@ static int __devinit create_gpio_led(const struct gpio_led *template, if (!template->retain_state_suspended) led_dat->cdev.flags |= LED_CORE_SUSPENDRESUME; - ret = gpio_direction_output(led_dat->gpio, led_dat->active_low ^ state); + ret = gpio_request_one(template->gpio, + GPIOF_DIR_OUT | (led_dat->active_low ^ state), + template->name); if (ret < 0) - goto err; - + return ret; + INIT_WORK(&led_dat->work, gpio_led_work); ret = led_classdev_register(parent, &led_dat->cdev); |
