From: Vaibhav Hiremath <hvaib...@ti.com>
Driver should switch to AutoSwitch mode on S_INPUT and QUERYSTD ioctls.
It has been observed that, if user configure the standard explicitely
then driver preserves the old settings.
Reviewed by: Vaibhav Hiremath <hvaib...@ti.com>
Signed-off-by: Brijesh Jadav <brijes...@ti.com>
---
drivers/media/video/tvp514x.c | 17 +++++++++++++++++
1 files changed, 17 insertions(+), 0 deletions(-)
diff --git a/drivers/media/video/tvp514x.c b/drivers/media/video/tvp514x.c
index 2443726..0b0412d 100644
--- a/drivers/media/video/tvp514x.c
+++ b/drivers/media/video/tvp514x.c
@@ -523,10 +523,18 @@ static int tvp514x_querystd(struct v4l2_subdev *sd,
v4l2_std_id *std_id)
enum tvp514x_std current_std;
enum tvp514x_input input_sel;
u8 sync_lock_status, lock_mask;
+ int err;
if (std_id == NULL)
return -EINVAL;
+ err = tvp514x_write_reg(sd, REG_VIDEO_STD,
+ VIDEO_STD_AUTO_SWITCH_BIT);
+ if (err < 0)
+ return err;
+
+ msleep(LOCK_RETRY_DELAY);
+
/* get the current standard */
current_std = tvp514x_get_current_std(sd);
if (current_std == STD_INVALID)
@@ -643,6 +651,15 @@ static int tvp514x_s_routing(struct v4l2_subdev *sd,
/* Index out of bound */
return -EINVAL;
+ /* Since this api is goint to detect the input, it is required
+ to set the standard in the auto switch mode */
+ err = tvp514x_write_reg(sd, REG_VIDEO_STD,
+ VIDEO_STD_AUTO_SWITCH_BIT);
+ if (err < 0)
+ return err;
+
+ msleep(LOCK_RETRY_DELAY);
+
input_sel = input;
output_sel = output;
--
1.6.2.4
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