[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>

diff --git a/drivers/media/i2c/tvp5150.c b/drivers/media/i2c/tvp5150.c
index bef5282..89c0b13 100644 (file)
--- a/drivers/media/i2c/tvp5150.c
+++ b/drivers/media/i2c/tvp5150.c
@@ -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 */