From: Simon Yuan <[email protected]>
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: 3e89586a64df ("media: i2c: adv748x: add adv748x driver")
Signed-off-by: Simon Yuan <[email protected]>
[Kieran: Obtain the std from the afe->curr_norm]
Signed-off-by: Kieran Bingham <[email protected]>
---
Simon,
I've added your implicit Signed-off-by tag as part of resubmitting this
patch. Please confirm your agreement to this!
drivers/media/i2c/adv748x/adv748x-afe.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/drivers/media/i2c/adv748x/adv748x-afe.c
b/drivers/media/i2c/adv748x/adv748x-afe.c
index 134d981d69d3..5188178588c9 100644
--- a/drivers/media/i2c/adv748x/adv748x-afe.c
+++ b/drivers/media/i2c/adv748x/adv748x-afe.c
@@ -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);
--
2.7.4
