[media] ov2640: Don't access the device in the g_mbus_fmt operation
The g_mbus_fmt operation only needs to return the current mbus frame format and doesn't need to configure the hardware to do so. Fix it to avoid requiring the chip to be powered on when calling the operation. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
parent
2744782ef1
commit
f985983912
|
@ -837,10 +837,8 @@ static int ov2640_g_fmt(struct v4l2_subdev *sd,
|
|||
|
||||
if (!priv->win) {
|
||||
u32 width = W_SVGA, height = H_SVGA;
|
||||
int ret = ov2640_set_params(client, &width, &height,
|
||||
V4L2_MBUS_FMT_UYVY8_2X8);
|
||||
if (ret < 0)
|
||||
return ret;
|
||||
priv->win = ov2640_select_win(&width, &height);
|
||||
priv->cfmt_code = V4L2_MBUS_FMT_UYVY8_2X8;
|
||||
}
|
||||
|
||||
mf->width = priv->win->width;
|
||||
|
|
Loading…
Reference in a new issue