diff options
Diffstat (limited to 'drivers/leds/led-core.c')
| -rw-r--r-- | drivers/leds/led-core.c | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/drivers/leds/led-core.c b/drivers/leds/led-core.c index 6940da35f99b..001c290bc07b 100644 --- a/drivers/leds/led-core.c +++ b/drivers/leds/led-core.c @@ -122,15 +122,22 @@ static void led_timer_function(struct timer_list *t) static void set_brightness_delayed_set_brightness(struct led_classdev *led_cdev, unsigned int value) { - int ret = 0; + int ret; ret = __led_set_brightness(led_cdev, value); - if (ret == -ENOTSUPP) + if (ret == -ENOTSUPP) { ret = __led_set_brightness_blocking(led_cdev, value); - if (ret < 0 && - /* LED HW might have been unplugged, therefore don't warn */ - !(ret == -ENODEV && (led_cdev->flags & LED_UNREGISTERING) && - (led_cdev->flags & LED_HW_PLUGGABLE))) + if (ret == -ENOTSUPP) + /* No back-end support to set a fixed brightness value */ + return; + } + + /* LED HW might have been unplugged, therefore don't warn */ + if (ret == -ENODEV && led_cdev->flags & LED_UNREGISTERING && + led_cdev->flags & LED_HW_PLUGGABLE) + return; + + if (ret < 0) dev_err(led_cdev->dev, "Setting an LED's brightness failed (%d)\n", ret); } |