From mboxrd@z Thu Jan 1 00:00:00 1970 From: Markus Pargmann Date: Mon, 06 Oct 2014 19:22:44 +0000 Subject: [PATCH] pwm-backlight: Turn off pwm backlight in probe Message-Id: <1412623364-14583-1-git-send-email-mpa@pengutronix.de> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-arm-kernel@lists.infradead.org The backlight will be enabled by the panel again if it is used. So we can save the default brightness and disable the pwm backlight when probing. Signed-off-by: Markus Pargmann --- drivers/video/backlight/pwm_bl.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/video/backlight/pwm_bl.c b/drivers/video/backlight/pwm_bl.c index 336b83be7e2d..b4f433a6f106 100644 --- a/drivers/video/backlight/pwm_bl.c +++ b/drivers/video/backlight/pwm_bl.c @@ -317,9 +317,11 @@ static int pwm_backlight_probe(struct platform_device *pdev) data->dft_brightness = data->max_brightness; } - bl->props.brightness = data->dft_brightness; + bl->props.brightness = 0; backlight_update_status(bl); + bl->props.brightness = data->dft_brightness; + platform_set_drvdata(pdev, bl); return 0; -- 2.1.0