diff options
| author | Sascha Hauer <s.hauer@pengutronix.de> | 2015-09-23 13:40:42 +0200 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2015-10-01 08:26:07 +0200 |
| commit | 7bc30c827603ef0c070ca2ccc29146fff70928da (patch) | |
| tree | 73842cfe025b53450c47abee04e2f5c063849a8b /drivers/video | |
| parent | ec54ba6b31e5a445f9a85d58b7fa440542426f50 (diff) | |
| download | barebox-7bc30c827603ef0c070ca2ccc29146fff70928da.tar.gz barebox-7bc30c827603ef0c070ca2ccc29146fff70928da.tar.xz | |
video: backlight-pwm: Add error message
Inform the user when we can't find a pwm for the backlight driver.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'drivers/video')
| -rw-r--r-- | drivers/video/backlight-pwm.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/video/backlight-pwm.c b/drivers/video/backlight-pwm.c index 91b148109b..8f17f21d79 100644 --- a/drivers/video/backlight-pwm.c +++ b/drivers/video/backlight-pwm.c @@ -160,8 +160,10 @@ static int backlight_pwm_of_probe(struct device_d *dev) struct pwm_device *pwm; pwm = of_pwm_request(dev->device_node, NULL); - if (IS_ERR(pwm)) + if (IS_ERR(pwm)) { + dev_err(dev, "Cannot find PWM device\n"); return PTR_ERR(pwm); + } pwm_backlight = xzalloc(sizeof(*pwm_backlight)); pwm_backlight->pwm = pwm; |