On 06-05-08 17:38, Pete Clements wrote:

quoted text
> Quoting Takashi Iwai
>   > At Mon, 5 May 2008 10:06:51 -0400 (EDT),
>   > Pete Clements wrote:
>   > > 
>   > > Looks like sound card stops functioning between
>   > > 2.6.24 and 2.6.25.
>   > 
>   > Could you elaborate what do you mean exactly "stop"?  Fail to load or
>   > initialize the driver, or silent output, DMA error...?
>   > 
>   > >  Sorry but don't know at what
>   > > point.  Card is an isa CS4236. Glad to provide
>   > > any other info/testing.
>   > 
>   > Any relevant kernel messages are welcome.  Also, if you passed any
>   > (module) options for the sound driver, show it, too.
>   > 
>   > The biggest change in ISA sound driver codes between 2.6.24 and 2.6.25
>   > is that we dropped the PnP resource re-configuration via module
>   > options of sound drivers.  They have to be adjusted via sysfs now 
>   > (if really needed).
>   > 
>   > Otherwise, if it really worked on 2.6.24, we have a good chance to
>   > identify the affecting changeset via bisect.  There are only a few
>   > changes for sound/isa.

quoted text
> All I get is a cyclic noise burst (about 500ms frequency). 
> No options to module load, prior to 25 manually loaded modules
> with 'modprobe snd-cs4236',  with 25+ modules auto load at boot.
> 
> By removing "CONFIG_PNPBIOS" get total silence. So would assume the
> PNP change the source.
> 
> Currently running 26-rc1-git4.

There have been quite a few post .25 changes to PnP. Is there a difference 
between .24 and .25 or between .24/.25 on the one hand and .26-rc1-git4 on 
the other?

Also, does using PNPACPI instead of PNPBIOS change anything?

Rene.
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