Messages in this thread | | | From | Christian Gmeiner <> | Date | Tue, 26 May 2015 11:16:38 +0200 | Subject | Re: [PATCH 15/20] leds: mark ot200 driver with LED_BRIGHTNESS_FAST flag |
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> > 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@gmail.com> > CC: Richard Purdie <rpurdie@rpsys.net> > CC: Jacek Anaszewski <j.anaszewski@samsung.com> > CC: linux-leds@vger.kernel.org > CC: linux-kernel@vger.kernel.org > CC: Sebastian Andrzej Siewior <bigeasy@linutronix.de> > CC: Christian Gmeiner <christian.gmeiner@gmail.com> > > Signed-off-by: Stas Sergeev <stsp@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
Reviewed-by: Christian Gmeiner <christian.gmeiner@gmail.com>
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