Hi Philippe On Wed, 8 May 2013, Philippe Rétornaz wrote: > 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> There is already a patch for this: https://patchwork.kernel.org/patch/2462501/ Thanks Guennadi > --- > 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 > --- Guennadi Liakhovetski, Ph.D. Freelance Open-Source Software Developer http://www.open-technology.de/ -- 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
