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 <coolo...@gmail.com>
CC: Richard Purdie <rpur...@rpsys.net>
CC: Jacek Anaszewski <j.anaszew...@samsung.com>
CC: linux-l...@vger.kernel.org
CC: linux-kernel@vger.kernel.org
CC: Sebastian Andrzej Siewior <bige...@linutronix.de>
CC: Christian Gmeiner <christian.gmei...@gmail.com>
Signed-off-by: Stas Sergeev <s...@users.sourceforge.net>
---
drivers/leds/leds-ot200.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/leds/leds-ot200.c b/drivers/leds/leds-ot200.c
index 39870de..d357c14 100644
--- a/drivers/leds/leds-ot200.c
+++ b/drivers/leds/leds-ot200.c
@@ -123,6 +123,7 @@ static int ot200_led_probe(struct platform_device *pdev)
leds[i].cdev.name = leds[i].name;
leds[i].cdev.brightness_set = ot200_led_brightness_set;
+ leds[i].cdev.flags |= LED_BRIGHTNESS_FAST;
ret = led_classdev_register(&pdev->dev, &leds[i].cdev);
if (ret < 0)
--
1.7.9.5
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