[media] ak881x: simplify standard checks

Simplify confusing conditions. This also swaps the checks for NTSC and PAL:
to be consistent with other drivers check for NTSC first. So if the user
sets both NTSC and PAL bits, then NTSC wins.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
This commit is contained in:
Hans Verkuil 2015-06-15 08:33:32 -03:00 committed by Mauro Carvalho Chehab
parent 1f3375e0b2
commit 517ef25521

View file

@ -156,12 +156,12 @@ static int ak881x_s_std_output(struct v4l2_subdev *sd, v4l2_std_id std)
} else if (std == V4L2_STD_PAL_60) {
vp1 = 7;
ak881x->lines = 480;
} else if (std && !(std & ~V4L2_STD_PAL)) {
vp1 = 0xf;
ak881x->lines = 576;
} else if (std && !(std & ~V4L2_STD_NTSC)) {
} else if (std & V4L2_STD_NTSC) {
vp1 = 0;
ak881x->lines = 480;
} else if (std & V4L2_STD_PAL) {
vp1 = 0xf;
ak881x->lines = 576;
} else {
/* No SECAM or PAL_N/Nc supported */
return -EINVAL;