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authorHans Verkuil <hverkuil@xs4all.nl>2006-01-23 17:11:09 -0200
committerMauro Carvalho Chehab <mchehab@brturbo.com.br>2006-01-23 17:11:09 -0200
commit8a4b275f9c192921797f45c2d4b5e4bc3875500a (patch)
treeda12ba774968078df22718a58221e87b71387fca /drivers/media/video/tvaudio.c
parent9aeb4b051b65c0248ea6589096950413c4da9d63 (diff)
V4L/DVB (3427): audmode and rxsubchans fixes (VIDIOC_G/S_TUNER)
- Audmode and rxsubchans fixes in msp3400, tuner, tvaudio and cx25840. - msp3400 cleanups Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/tvaudio.c')
-rw-r--r--drivers/media/video/tvaudio.c26
1 files changed, 12 insertions, 14 deletions
diff --git a/drivers/media/video/tvaudio.c b/drivers/media/video/tvaudio.c
index c8e5ad0e818..4efb01bb44a 100644
--- a/drivers/media/video/tvaudio.c
+++ b/drivers/media/video/tvaudio.c
@@ -130,6 +130,7 @@ struct CHIPSTATE {
struct timer_list wt;
int done;
int watch_stereo;
+ int audmode;
};
/* ---------------------------------------------------------------------- */
@@ -1514,6 +1515,7 @@ static int chip_attach(struct i2c_adapter *adap, int addr, int kind)
chip->type = desc-chiplist;
chip->shadow.count = desc->registers+1;
chip->prevmode = -1;
+ chip->audmode = V4L2_TUNER_MODE_LANG1;
/* register */
i2c_attach_client(&chip->c);
@@ -1671,6 +1673,8 @@ static int chip_command(struct i2c_client *client,
struct v4l2_tuner *vt = arg;
int mode = 0;
+ if (chip->radio)
+ break;
switch (vt->audmode) {
case V4L2_TUNER_MODE_MONO:
mode = VIDEO_SOUND_MONO;
@@ -1685,8 +1689,9 @@ static int chip_command(struct i2c_client *client,
mode = VIDEO_SOUND_LANG2;
break;
default:
- break;
+ return -EINVAL;
}
+ chip->audmode = vt->audmode;
if (desc->setmode && mode) {
chip->watch_stereo = 0;
@@ -1704,7 +1709,7 @@ static int chip_command(struct i2c_client *client,
if (chip->radio)
break;
- vt->audmode = 0;
+ vt->audmode = chip->audmode;
vt->rxsubchans = 0;
vt->capability = V4L2_TUNER_CAP_STEREO |
V4L2_TUNER_CAP_LANG1 | V4L2_TUNER_CAP_LANG2;
@@ -1716,19 +1721,12 @@ static int chip_command(struct i2c_client *client,
vt->rxsubchans |= V4L2_TUNER_SUB_MONO;
if (mode & VIDEO_SOUND_STEREO)
vt->rxsubchans |= V4L2_TUNER_SUB_STEREO;
+ /* Note: for SAP it should be mono/lang2 or stereo/lang2.
+ When this module is converted fully to v4l2, then this
+ should change for those chips that can detect SAP. */
if (mode & VIDEO_SOUND_LANG1)
- vt->rxsubchans |= V4L2_TUNER_SUB_LANG1 |
- V4L2_TUNER_SUB_LANG2;
-
- mode = chip->mode;
- if (mode & VIDEO_SOUND_MONO)
- vt->audmode = V4L2_TUNER_MODE_MONO;
- if (mode & VIDEO_SOUND_STEREO)
- vt->audmode = V4L2_TUNER_MODE_STEREO;
- if (mode & VIDEO_SOUND_LANG1)
- vt->audmode = V4L2_TUNER_MODE_LANG1;
- if (mode & VIDEO_SOUND_LANG2)
- vt->audmode = V4L2_TUNER_MODE_LANG2;
+ vt->rxsubchans = V4L2_TUNER_SUB_LANG1 |
+ V4L2_TUNER_SUB_LANG2;
break;
}