From 9b3521ee8f35faa73459cda9a8b9b6e0a08a8d30 Mon Sep 17 00:00:00 2001 From: Johan Hovold Date: Tue, 12 Nov 2013 15:09:46 -0800 Subject: [PATCH] backlight: atmel-pwm-bl: use gpio_request_one Use devm_gpio_request_one rather than requesting and setting direction in two calls. Signed-off-by: Johan Hovold Cc: Jingoo Han Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- drivers/video/backlight/atmel-pwm-bl.c | 15 ++++++++------- 1 file changed, 8 insertions(+), 7 deletions(-) diff --git a/drivers/video/backlight/atmel-pwm-bl.c b/drivers/video/backlight/atmel-pwm-bl.c index bd1ed342f87a..261b1a4ec3d8 100644 --- a/drivers/video/backlight/atmel-pwm-bl.c +++ b/drivers/video/backlight/atmel-pwm-bl.c @@ -124,6 +124,7 @@ static int atmel_pwm_bl_probe(struct platform_device *pdev) const struct atmel_pwm_bl_platform_data *pdata; struct backlight_device *bldev; struct atmel_pwm_bl *pwmbl; + unsigned long flags; int retval; pdata = dev_get_platdata(&pdev->dev); @@ -149,14 +150,14 @@ static int atmel_pwm_bl_probe(struct platform_device *pdev) return retval; if (gpio_is_valid(pwmbl->gpio_on)) { - retval = devm_gpio_request(&pdev->dev, pwmbl->gpio_on, - "gpio_atmel_pwm_bl"); - if (retval) - goto err_free_pwm; - /* Turn display off by default. */ - retval = gpio_direction_output(pwmbl->gpio_on, - 0 ^ pdata->on_active_low); + if (pdata->on_active_low) + flags = GPIOF_OUT_INIT_HIGH; + else + flags = GPIOF_OUT_INIT_LOW; + + retval = devm_gpio_request_one(&pdev->dev, pwmbl->gpio_on, + flags, "gpio_atmel_pwm_bl"); if (retval) goto err_free_pwm; } -- 2.39.5