From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stas Sergeev Subject: [PATCH 18/20] leds: mark ss4200 driver with LED_BRIGHTNESS_FAST flag Date: Wed, 20 May 2015 18:35:53 +0300 Message-ID: <555CA9D9.50703@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 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 Signed-off-by: Stas Sergeev --- drivers/leds/leds-ss4200.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/leds/leds-ss4200.c b/drivers/leds/leds-ss4200.c index 046cb70..99e8348 100644 --- a/drivers/leds/leds-ss4200.c +++ b/drivers/leds/leds-ss4200.c @@ -487,6 +487,7 @@ static int register_nasgpio_led(int led_nr) led->brightness = LED_FULL; led->brightness_set = nasgpio_led_set_brightness; led->blink_set = nasgpio_led_set_blink; + led->flags |= LED_BRIGHTNESS_FAST; led->groups = nasgpio_led_groups; ret = led_classdev_register(&nas_gpio_pci_dev->dev, led); if (ret) -- 1.7.9.5