Re: VIA 8233A, 8235 with ALC650 codec

[Takashi Iwai <tiwai@suse.de>]

At Mon, 24 Feb 2003 00:50:27 +0300,
Anton Worshevsky wrote:
> 
> >> All working fine with this for VIA8235 + ALC650
> >> It does not affect on VIA8233A as you remembered. =)
> >> What chip combination is working wrong with this ?
> 
> TI> no idea.  i hope both via8233 and 8233c follow to the same rule.
> 
> I suggest to add ALC650 specific control for 0x6a.14 "Slot Modify" (see my
> patch). I think this will make a life of future testers a little bit easy.
> There is also small fix (i think) for ac97_patch.c in my patch.

that would be nice.  applied a similar patch to the cvs.


> I found that "Exchange Center/LFE" is not working on my hardware.
> After changing bit 0x6a.3 by snd_ac97_write_cache() it still has 0 value.
> All other controls for 0x6a register works fine
> ( "Duplicate Front", "Mic As Center/LFE", "Line-In As Surround",
> "Center/LFE Down Mix", "Surround Down Mix" and my new "Slot Modify" ).
> I think that bit 0x6a.3 can not be set on my combination of hardware.
> Is it possible ? Or just another software bug ?

i believe it's a hardware bug (or feature).


Takashi


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