[media] tvp5150: fix s_std support

- do exact matching for special formats like PAL-M
- drop autodetect support: it's non-standard, and it is bogus as well since there
  is no way to get back the detected standard since neither g_std nor querystd are
  implemented.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Hans Verkuil 2013-05-29 10:19:06 -03:00 committed by Mauro Carvalho Chehab
parent f41c4332cf
commit 26811ae035

View File

@ -726,13 +726,11 @@ static int tvp5150_set_std(struct v4l2_subdev *sd, v4l2_std_id std)
/* First tests should be against specific std */
if (std == V4L2_STD_ALL) {
fmt = VIDEO_STD_AUTO_SWITCH_BIT; /* Autodetect mode */
} else if (std & V4L2_STD_NTSC_443) {
if (std == V4L2_STD_NTSC_443) {
fmt = VIDEO_STD_NTSC_4_43_BIT;
} else if (std & V4L2_STD_PAL_M) {
} else if (std == V4L2_STD_PAL_M) {
fmt = VIDEO_STD_PAL_M_BIT;
} else if (std & (V4L2_STD_PAL_N | V4L2_STD_PAL_Nc)) {
} else if (std == V4L2_STD_PAL_N || std == V4L2_STD_PAL_Nc) {
fmt = VIDEO_STD_PAL_COMBINATION_N_BIT;
} else {
/* Then, test against generic ones */