From a99d76f9eb5336291fa6af713844d1c779484e30 Mon Sep 17 00:00:00 2001 From: Jingoo Han Date: Tue, 23 Oct 2012 05:17:11 -0700 Subject: [PATCH] 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 Signed-off-by: Bryan Wu --- drivers/leds/leds-gpio.c | 12 +++++------- 1 file 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); -- 2.7.4