diff options
Diffstat (limited to 'drivers/video/backlight/pwm_bl.c')
| -rw-r--r-- | drivers/video/backlight/pwm_bl.c | 14 |
1 files changed, 3 insertions, 11 deletions
diff --git a/drivers/video/backlight/pwm_bl.c b/drivers/video/backlight/pwm_bl.c index 38ca88bc5c3e..b85983e97f0a 100644 --- a/drivers/video/backlight/pwm_bl.c +++ b/drivers/video/backlight/pwm_bl.c @@ -115,11 +115,6 @@ static int pwm_backlight_update_status(struct backlight_device *bl) return 0; } -static int pwm_backlight_get_brightness(struct backlight_device *bl) -{ - return bl->props.brightness; -} - static int pwm_backlight_check_fb(struct backlight_device *bl, struct fb_info *info) { @@ -130,7 +125,6 @@ static int pwm_backlight_check_fb(struct backlight_device *bl, static const struct backlight_ops pwm_backlight_ops = { .update_status = pwm_backlight_update_status, - .get_brightness = pwm_backlight_get_brightness, .check_fb = pwm_backlight_check_fb, }; @@ -179,6 +173,7 @@ static int pwm_backlight_parse_dt(struct device *dev, data->max_brightness--; } + data->enable_gpio = -EINVAL; return 0; } @@ -245,13 +240,10 @@ static int pwm_backlight_probe(struct platform_device *pdev) pb->dev = &pdev->dev; pb->enabled = false; - pb->enable_gpio = devm_gpiod_get(&pdev->dev, "enable"); + pb->enable_gpio = devm_gpiod_get_optional(&pdev->dev, "enable"); if (IS_ERR(pb->enable_gpio)) { ret = PTR_ERR(pb->enable_gpio); - if (ret == -ENOENT) - pb->enable_gpio = NULL; - else - goto err_alloc; + goto err_alloc; } /* |