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authorKusanagi Kouichi <slash@ac.auone-net.jp>2010-01-22 08:54:46 +0100
committerMauro Carvalho Chehab <mchehab@redhat.com>2010-02-26 19:10:50 +0100
commit10e43d90da572f088f15cadfb5cc83cd762041c3 (patch)
treec0085b2ac7c65424b7007b97c80954365a372758 /drivers/media/video/cx25840
parentV4L/DVB: gspca - main: Change version to 2.9.0. (diff)
downloadlinux-10e43d90da572f088f15cadfb5cc83cd762041c3.tar.xz
linux-10e43d90da572f088f15cadfb5cc83cd762041c3.zip
V4L/DVB: cx25840: Fix composite detection
If CX25840_VIN1_CH1 and the like is used, input is not detected as composite. Their value is 0x800000XX and CX25840_COMPONENT_ON is 0x80000200. So 739 else if ((vid_input & CX25840_COMPONENT_ON) == 0) this condition never be true. Signed-off-by: Kusanagi Kouichi <slash@ac.auone-net.jp> Reviewed-by: Andy Walls <awalls@radix.net> Acked-by: Andy Walls <awalls@radix.net> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/cx25840')
-rw-r--r--drivers/media/video/cx25840/cx25840-core.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/media/video/cx25840/cx25840-core.c b/drivers/media/video/cx25840/cx25840-core.c
index 796f12d59daa..f2461cd3de5a 100644
--- a/drivers/media/video/cx25840/cx25840-core.c
+++ b/drivers/media/video/cx25840/cx25840-core.c
@@ -734,10 +734,8 @@ static int set_input(struct i2c_client *client, enum cx25840_video_input vid_inp
v4l_dbg(1, cx25840_debug, client, "vid_input 0x%x\n",
vid_input);
reg = vid_input & 0xff;
- if ((vid_input & CX25840_SVIDEO_ON) == CX25840_SVIDEO_ON)
- is_composite = 0;
- else if ((vid_input & CX25840_COMPONENT_ON) == 0)
- is_composite = 1;
+ is_composite = !is_component &&
+ ((vid_input & CX25840_SVIDEO_ON) != CX25840_SVIDEO_ON);
v4l_dbg(1, cx25840_debug, client, "mux cfg 0x%x comp=%d\n",
reg, is_composite);