diff options
| author | Johan Hovold <jhovold@gmail.com> | 2013-11-12 15:09:46 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-11-13 12:09:22 +0900 |
| commit | 9b3521ee8f35faa73459cda9a8b9b6e0a08a8d30 (patch) | |
| tree | 8328ad4e007c1f1d7f063d0a0995d2cb91d49e30 | |
| parent | 81b62db56dbdfef8f3b596dc2845df7ee3ab2165 (diff) | |
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 <jhovold@gmail.com>
Cc: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | drivers/video/backlight/atmel-pwm-bl.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/drivers/video/backlight/atmel-pwm-bl.c b/drivers/video/backlight/atmel-pwm-bl.c index bd1ed342f87..261b1a4ec3d 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; } |