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: Louis Davis <louis_davis@xxxxxxxx>
CC: Jim Dailey <jim_dailey@xxxxxxxx>
Signed-off-by: Stas Sergeev <stsp@xxxxxxxxxxxxxxxxxxxxx>
---
drivers/leds/dell-led.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/leds/dell-led.c b/drivers/leds/dell-led.c
index c36acaf..159231b 100644
--- a/drivers/leds/dell-led.c
+++ b/drivers/leds/dell-led.c
@@ -320,7 +320,7 @@ static struct led_classdev dell_led = {
.max_brightness = 1,
.brightness_set = dell_led_set,
.blink_set = dell_led_blink,
- .flags = LED_CORE_SUSPENDRESUME,
+ .flags = LED_CORE_SUSPENDRESUME | LED_BRIGHTNESS_FAST,
};
static int __init dell_led_init(void)
--
1.7.9.5
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