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| author | Mauro Carvalho Chehab <mchehab@infradead.org> | 2007-06-20 05:37:27 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2007-06-20 05:37:27 -0300 |
| commit | 8a2c474623f3a2d99b064b42c074becd6656495f (patch) | |
| tree | 66e2d39deb6cec1afb7bc56765ef4ef81ab9450b | |
| parent | bfa0b519e11de46cb9f89c55924d1c4ecec0b9bb (diff) | |
| download | mediapointer-dvb-s2-8a2c474623f3a2d99b064b42c074becd6656495f.tar.gz mediapointer-dvb-s2-8a2c474623f3a2d99b064b42c074becd6656495f.tar.bz2 | |
Hardware MPEG audio fix for SAA7134 based "KNC One TV-Station DVR" card
From: Rafael Bilski <rafalbilski@interia.pl>
With previous patch card is generating MPEG audio stream too.
Unfortunatly I2S audio output is muted. Unmute it.
Signed-off-by: Rafal Bilski <rafalbilski@interia.pl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
| -rw-r--r-- | linux/drivers/media/video/saa7134/saa7134-empress.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/linux/drivers/media/video/saa7134/saa7134-empress.c b/linux/drivers/media/video/saa7134/saa7134-empress.c index dc4593fdd..398f36b98 100644 --- a/linux/drivers/media/video/saa7134/saa7134-empress.c +++ b/linux/drivers/media/video/saa7134/saa7134-empress.c @@ -106,6 +106,10 @@ static int ts_open(struct inode *inode, struct file *file) if (dev->empress_users) goto done_up; + /* Unmute audio */ + saa_writeb(SAA7134_AUDIO_MUTE_CTRL, + saa_readb(SAA7134_AUDIO_MUTE_CTRL) & ~(1 << 6)); + dev->empress_users++; file->private_data = dev; err = 0; @@ -131,6 +135,10 @@ static int ts_release(struct inode *inode, struct file *file) /* stop the encoder */ ts_reset_encoder(dev); + /* Mute audio */ + saa_writeb(SAA7134_AUDIO_MUTE_CTRL, + saa_readb(SAA7134_AUDIO_MUTE_CTRL) | (1 << 6)); + mutex_unlock(&dev->empress_tsq.lock); return 0; } |