lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <555DF8A1.9060308@list.ru>
Date:	Thu, 21 May 2015 18:24:17 +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>,
	Kristian Kielhofner <kris@...sk.org>
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
CC: Kristian Kielhofner <kris@...sk.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
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ