This driver doesn't use sleeping operations in .brightness_set method, and can be marked with LED_BRIGHTNESS_FAST flag. That flag allows changing brightness at high rates (over 100Hz). CC: Bryan Wu <cooloney@xxxxxxxxx> CC: Richard Purdie <rpurdie@xxxxxxxxx> CC: Jacek Anaszewski <j.anaszewski@xxxxxxxxxxx> CC: linux-leds@xxxxxxxxxxxxxxx CC: linux-kernel@xxxxxxxxxxxxxxx CC: Linus Walleij <triad@xxxxxxxxx> Signed-off-by: Stas Sergeev <stsp@xxxxxxxxxxxxxxxxxxxxx> --- drivers/leds/leds-versatile.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/leds/leds-versatile.c b/drivers/leds/leds-versatile.c index 8055302..4061257 100644 --- a/drivers/leds/leds-versatile.c +++ b/drivers/leds/leds-versatile.c @@ -84,6 +84,7 @@ static int versatile_leds_probe(struct platform_device *dev) led->cdev.name = versatile_leds[i].name; led->cdev.brightness_set = versatile_led_set; led->cdev.brightness_get = versatile_led_get; + led->cdev.flags |= LED_BRIGHTNESS_FAST; led->cdev.default_trigger = versatile_leds[i].trigger; led->mask = BIT(i); -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-leds" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html