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[05/14] ak881x: simplify standard checks

Message ID 1434368021-7467-6-git-send-email-hverkuil@xs4all.nl (mailing list archive)
State New, archived
Headers show

Commit Message

Hans Verkuil June 15, 2015, 11:33 a.m. UTC 
From: Hans Verkuil <hans.verkuil@cisco.com>

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>
---
 drivers/media/i2c/ak881x.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)
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Patch

diff --git a/drivers/media/i2c/ak881x.c b/drivers/media/i2c/ak881x.c
index 2984624..d3b965e 100644
--- a/drivers/media/i2c/ak881x.c
+++ b/drivers/media/i2c/ak881x.c
@@ -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;