linux-kernel - [PATCH 20/20] leds: mark wrap driver with LED_BRIGHTNESS

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Message-ID: <555CAA4E.4000702@list.ru>
Date:	Wed, 20 May 2015 18:37:50 +0300
From:	Stas Sergeev <stsp@...t.ru>
To:	linux-leds@...r.kernel.org
CC:	Linux kernel <linux-kernel@...r.kernel.org>,
	Stas Sergeev <stsp@...rs.sourceforge.net>,
	Bryan Wu <cooloney@...il.com>,
	Richard Purdie <rpurdie@...ys.net>,
	Jacek Anaszewski <j.anaszewski@...sung.com>
Subject: [PATCH 20/20] leds: mark wrap driver with LED_BRIGHTNESS_FAST flag


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@...il.com>
CC: Richard Purdie <rpurdie@...ys.net>
CC: Jacek Anaszewski <j.anaszewski@...sung.com>
CC: linux-leds@...r.kernel.org
CC: linux-kernel@...r.kernel.org

Signed-off-by: Stas Sergeev <stsp@...rs.sourceforge.net>
---
 drivers/leds/leds-wrap.c |    6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/leds/leds-wrap.c b/drivers/leds/leds-wrap.c
index 1ba3def..dfc9e73 100644
--- a/drivers/leds/leds-wrap.c
+++ b/drivers/leds/leds-wrap.c
@@ -57,19 +57,19 @@ static struct led_classdev wrap_power_led = {
 	.name			= "wrap::power",
 	.brightness_set		= wrap_power_led_set,
 	.default_trigger	= "default-on",
-	.flags			= LED_CORE_SUSPENDRESUME,
+	.flags			= LED_CORE_SUSPENDRESUME | LED_BRIGHTNESS_FAST,
 };

 static struct led_classdev wrap_error_led = {
 	.name		= "wrap::error",
 	.brightness_set	= wrap_error_led_set,
-	.flags			= LED_CORE_SUSPENDRESUME,
+	.flags			= LED_CORE_SUSPENDRESUME | LED_BRIGHTNESS_FAST,
 };

 static struct led_classdev wrap_extra_led = {
 	.name           = "wrap::extra",
 	.brightness_set = wrap_extra_led_set,
-	.flags			= LED_CORE_SUSPENDRESUME,
+	.flags			= LED_CORE_SUSPENDRESUME | LED_BRIGHTNESS_FAST,
 };

 static int wrap_led_probe(struct platform_device *pdev)
-- 
1.7.9.5
--
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