Re: Mixer problem with cmipci

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On Wed, 2007-08-29 13:53:07 +0200, Clemens Ladisch <cladisch@xxxxxxxxxxxxxx> wrote:
> Jan-Benedict Glaw wrote:
> > On Tue, 2007-08-28 08:28:39 +0200, Clemens Ladisch <cladisch@xxxxxxxxxxxxxx> wrote:
> > > Jan-Benedict Glaw wrote:
> > > > jbglaw@d2:~$ amixer cset numid=35 off
> > > > numid=35,iface=MIXER,name='IEC958 In Monitor'
> > > >   ; type=BOOLEAN,access=rw------,values=1
> > > >   : values=on
> > > > 
> > > > Seems it cannot change this control's value?
> > > 
> > > Strange.  Please show the contents of /proc/asounc/card0/cmipci.
> > 
> > Since I just bought that card and never tested it somewhere else:
> > Could this just be a hardware problem / defect?  From a look at the
> > driver's sources, it seems that this mixer element directly maps to
> > the low bit of CM_REG_MIXER1.
> 
> Indeed.  (This is why I asked for the cmipci file and not the cards
> file, to see how the mixer control affects this bit in register 0x24.)

Ah, I'm sorry.  I've mis-read your email.

> Please unload the snd-cmipci module, then remove (or rename) the
> /etc/asound.state file, then reboot.  This should reset the card without
> changing this mixer control.  If it is still set (and stuck), then it
> looks like some hardware problem.  (It would still be a good idea to
> test with the Windows driver.)

This mixer is still stuck:

d2:~# amixer cset numid=35 off
numid=35,iface=MIXER,name='IEC958 In Monitor'
  ; type=BOOLEAN,access=rw------,values=1
  : values=on

d2:~# cat /proc/asound/card0/cmipci 
C-Media PCI CMI8738-MC6 (model 55) at 0x1800, irq 16

00: 00 00 00 00
04: 10 00 00 00
08: 00 00 09 00
0c: 00 00 00 09
10: c0 00 00 00
14: 00 00 00 00
18: 20 80 80 0c
1c: 00 00 ee ee
20: 10 40 80 00
24: 01 0d 00 04
28: ff ff ff ff
2c: ff ff ff ff
30: 00 00 00 00
34: 00 00 00 00
38: 00 00 00 00
3c: 00 00 00 00

So I'll see where to find a Windows box and try there. (Though I'm
quite Windows-free, as well as most of my friends...)

MfG, JBG

-- 
      Jan-Benedict Glaw      jbglaw@xxxxxxxxxx              +49-172-7608481
Signature of:         Alles wird gut! ...und heute wirds schon ein bißchen besser.
the second  :

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