[media] tvp5150: fix tvp5150_fill_fmt()

The tvp5150 output video is interlaced so mark the format
field as alternate and reduce the height to the half.

[javier: split patch and write commit message]

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>

diff --git a/drivers/media/i2c/tvp5150.c b/drivers/media/i2c/tvp5150.c
index 437f1a7ecb96e0280cc6b39745e530fe63af35fb..c277caaad8be8e8645d99f11ac46a3018ddd199a 100644 (file)
--- a/drivers/media/i2c/tvp5150.c
+++ b/drivers/media/i2c/tvp5150.c
@@ -852,10 +852,10 @@ static int tvp5150_fill_fmt(struct v4l2_subdev *sd,
        tvp5150_reset(sd, 0);
 
        f->width = decoder->rect.width;
-       f->height = decoder->rect.height;
+       f->height = decoder->rect.height / 2;
 
        f->code = MEDIA_BUS_FMT_UYVY8_2X8;
-       f->field = V4L2_FIELD_SEQ_TB;
+       f->field = V4L2_FIELD_ALTERNATE;
        f->colorspace = V4L2_COLORSPACE_SMPTE170M;
 
        v4l2_dbg(1, debug, sd, "width = %d, height = %d\n", f->width,