From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stas Sergeev Subject: [PATCH 15/20] leds: mark ot200 driver with LED_BRIGHTNESS_FAST flag Date: Thu, 21 May 2015 18:21:01 +0300 Message-ID: <555DF7DD.9080907@list.ru> References: <555CA58A.10700@list.ru> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <555CA58A.10700@list.ru> Sender: linux-kernel-owner@vger.kernel.org To: linux-leds@vger.kernel.org Cc: Linux kernel , Stas Sergeev , Bryan Wu , Richard Purdie , Jacek Anaszewski , Sebastian Andrzej Siewior , Christian Gmeiner List-Id: linux-leds@vger.kernel.org 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