Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754167AbbEZNWT (ORCPT ); Tue, 26 May 2015 09:22:19 -0400 Received: from mail-wi0-f177.google.com ([209.85.212.177]:32987 "EHLO mail-wi0-f177.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753549AbbEZNWO (ORCPT ); Tue, 26 May 2015 09:22:14 -0400 MIME-Version: 1.0 In-Reply-To: <555DF7DD.9080907@list.ru> References: <555CA58A.10700@list.ru> <555DF7DD.9080907@list.ru> From: Christian Gmeiner Date: Tue, 26 May 2015 11:16:38 +0200 Message-ID: Subject: Re: [PATCH 15/20] leds: mark ot200 driver with LED_BRIGHTNESS_FAST flag To: Stas Sergeev Cc: linux-leds@vger.kernel.org, Linux kernel , Stas Sergeev , Bryan Wu , Richard Purdie , Jacek Anaszewski , Sebastian Andrzej Siewior Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1507 Lines: 39 > > 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 > CC: Richard Purdie > CC: Jacek Anaszewski > CC: linux-leds@vger.kernel.org > CC: linux-kernel@vger.kernel.org > CC: Sebastian Andrzej Siewior > CC: Christian Gmeiner > > Signed-off-by: Stas Sergeev > --- > 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 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/