Commit bc66c99a authored by Simon Yuan's avatar Simon Yuan Committed by Mauro Carvalho Chehab

[media] media: i2c: adv748x: Map v4l2_std_id to the internal reg value

The video standard was not mapped to the corresponding value of the
internal video standard in adv748x_afe_querystd, causing the wrong
video standard to be selected.

Fixes: 3e89586a ("media: i2c: adv748x: add adv748x driver")
[Kieran: Obtain the std from the afe->curr_norm]
Signed-off-by: default avatarSimon Yuan <simon.yuan@navico.com>
Signed-off-by: default avatarKieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Signed-off-by: default avatarHans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@osg.samsung.com>
parent 15a35ca6
......@@ -217,6 +217,7 @@ static int adv748x_afe_querystd(struct v4l2_subdev *sd, v4l2_std_id *std)
{
struct adv748x_afe *afe = adv748x_sd_to_afe(sd);
struct adv748x_state *state = adv748x_afe_to_state(afe);
int afe_std;
int ret;
mutex_lock(&state->mutex);
......@@ -235,8 +236,12 @@ static int adv748x_afe_querystd(struct v4l2_subdev *sd, v4l2_std_id *std)
/* Read detected standard */
ret = adv748x_afe_status(afe, NULL, std);
afe_std = adv748x_afe_std(afe->curr_norm);
if (afe_std < 0)
goto unlock;
/* Restore original state */
adv748x_afe_set_video_standard(state, afe->curr_norm);
adv748x_afe_set_video_standard(state, afe_std);
unlock:
mutex_unlock(&state->mutex);
......
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