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[PATCH] dvb: av7110: audio out fix

Switch analog output of the Crystal sound chip to left/stereo/right mode.
This will fix problems with some (most?) channels which do not encode
2-channel audio correctly.  (Oliver Endriss)

Signed-off-by: Johannes Stezenbach <js@linuxtv.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
hifive-unleashed-5.1
Johannes Stezenbach 2005-05-16 21:54:22 -07:00 committed by Linus Torvalds
parent f4f009a776
commit 6074b36715
1 changed files with 6 additions and 0 deletions

View File

@ -1230,14 +1230,20 @@ static int dvb_audio_ioctl(struct inode *inode, struct file *file,
switch(av7110->audiostate.channel_select) {
case AUDIO_STEREO:
audcom(av7110, AUDIO_CMD_STEREO);
if (av7110->adac_type == DVB_ADAC_CRYSTAL)
i2c_writereg(av7110, 0x20, 0x02, 0x49);
break;
case AUDIO_MONO_LEFT:
audcom(av7110, AUDIO_CMD_MONO_L);
if (av7110->adac_type == DVB_ADAC_CRYSTAL)
i2c_writereg(av7110, 0x20, 0x02, 0x4a);
break;
case AUDIO_MONO_RIGHT:
audcom(av7110, AUDIO_CMD_MONO_R);
if (av7110->adac_type == DVB_ADAC_CRYSTAL)
i2c_writereg(av7110, 0x20, 0x02, 0x45);
break;
default: