The video device is not yet valid when probe() is called. Call directly soc_camera_power_on/off() instead of calling mt9t031_s_power(). Signed-off-by: Philippe Rétornaz <philippe.retornaz@xxxxxxx> --- drivers/media/i2c/soc_camera/mt9t031.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/media/i2c/soc_camera/mt9t031.c b/drivers/media/i2c/soc_camera/mt9t031.c index d80d044..71c0b16 100644 --- a/drivers/media/i2c/soc_camera/mt9t031.c +++ b/drivers/media/i2c/soc_camera/mt9t031.c @@ -632,10 +632,11 @@ static int mt9t031_s_power(struct v4l2_subdev *sd, int on) static int mt9t031_video_probe(struct i2c_client *client) { struct mt9t031 *mt9t031 = to_mt9t031(client); + struct soc_camera_subdev_desc *ssdd = soc_camera_i2c_to_desc(client); s32 data; int ret; - ret = mt9t031_s_power(&mt9t031->subdev, 1); + ret = soc_camera_power_on(&client->dev, ssdd); if (ret < 0) return ret; @@ -664,7 +665,7 @@ static int mt9t031_video_probe(struct i2c_client *client) ret = v4l2_ctrl_handler_setup(&mt9t031->hdl); done: - mt9t031_s_power(&mt9t031->subdev, 0); + soc_camera_power_off(&client->dev, ssdd); return ret; } -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html