Re: SB600 sound module disabled on kexec

[Loïc Grenié]

2009/10/7 Takashi Iwai <tiwai@xxxxxxx>:
> At Sun, 4 Oct 2009 15:39:41 +0200,
> Loïc Grenié wrote:
>>
>>     Hi,
>>
>>     I have had this problem for a long time and not reported
>>   it earlier. Sorry. This might have been true already for
>>   2.6.18...
>>
>>     I have a laptop with an ATI (AMD) SB600 south bridge
>>   including a sound module. When I boot the kernel from the
>>   bootloader, there is no problem: hda-intel drives the module.
>>   When I kexec the kernel, there is a problem with IRQ
>>   configuration and the sound is disabled.
>
> Could you check whether enable_msi=1 option for snd-hda-intel has
> any influence?  I enabled this as default for 2.6.33, and I'd like to
> know any good/bad influence by that.

    No, it does not: on bootloader-boot snd-hda-intel  loads correctly and
  sound is enabled, on kexec however sound is disabled with the same
  "cannot grab IRQ 0" message.

     Thanks,

       Loïc
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