From: Vaibhav Hiremath <hvaibhav@xxxxxx> 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 <hvaibhav@xxxxxx> Signed-off-by: Brijesh Jadav <brijesh.j@xxxxxx> --- 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 -- 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