Re: HDA Intel Audio hang on boot

[Takashi Iwai]

At Tue, 26 Jan 2010 19:22:35 +0100,
Rafael J. Wysocki wrote:
> 
> On Tuesday 26 January 2010, Sid Boyce wrote:
> > On 26/01/10 12:55, Takashi Iwai wrote:
> > > At Tue, 26 Jan 2010 12:02:44 +0000,
> > > Sid Boyce wrote:
> > >>
> > >> On 26/01/10 06:58, Takashi Iwai wrote:
> > >>> At Tue, 26 Jan 2010 07:40:03 +0100,
> > >>> I wrote:
> > >>>>
> > >>>> At Tue, 26 Jan 2010 00:59:15 +0000,
> > >>>> Sid Boyce wrote:
> > >>>>>
> > >>>>> On 25/01/10 21:55, Takashi Iwai wrote:
> > >>>>>> At Mon, 25 Jan 2010 22:54:23 +0100,
> > >>>>>> I wrote:
> > >>>>>>>
> > >>>>>>> At Mon, 25 Jan 2010 22:39:02 +0100,
> > >>>>>>> Rafael J. Wysocki wrote:
> > >>>>>>>>
> > >>>>>>>> On Monday 25 January 2010, Sid Boyce wrote:
> > >>>>>>>>> On 15/01/10 01:24, Sid Boyce wrote:
> > >>>>>>>>> This is the only outstanding bug. No problems up 2.6.32-git1, but I get
> > >>>>>>>>> a solid lock-up on 2.6.32-git2 through 2.6.33-rc5 if the on-board audio
> > >>>>>>>>> is not disabled in the BIOS.
> > >>>>>>>>
> > >>>>>>>> I guess we should let Takashi know.
> > >>>>>>>
> > >>>>>>> Thanks.
> > >>>>>>>
> > >>>>>>>>>> tindog:~ # uname -r
> > >>>>>>>>>> 2.6.33-rc4-smp
> > >>>>>>>>>> On 2.6.32-git1 which boots, hwinfo shows:-
> > >>>>>>>>>>   oss.card_id = 'HDA NVidia'
> > >>>>>>>>>>   oss.card_id = 'HDA NVidia'
> > >>>>>>>>>>   oss.card_id = 'HDA NVidia'
> > >>>>>>>>>>   alsa.card_id = 'HDA NVidia'
> > >>>>>>>>>>   alsa.card_id = 'HDA NVidia'
> > >>>>>>>>>>   alsa.card_id = 'HDA NVidia'
> > >>>>>>>>>>   alsa.card_id = 'HDA NVidia'
> > >>>>>>>>>>   info.product = 'HDA NVidia ALSA hardware specific Device'
> > >>>>>>>>>>   alsa.card_id = 'HDA NVidia'
> > >>>>>>>>>>   info.product = 'HDA NVidia ALSA Control Device'
> > >>>>>>>>>>   alsa.card_id = 'HDA NVidia'
> > >>>>>>>>>>   info.product = 'HDA NVidia Sound Card'
> > >>>>>>>>>>   sound.card_id = 'HDA NVidia'
> > >>>>>>>>>>   info.linux.driver = 'HDA Intel'
> > >>>>>>>>>>     22:     489835        578   IO-APIC-fasteoi   sata_nv, HDA Intel
> > >>>>>>>>>>        HDA Intel: /devices/pci0000:00/0000:00:0e.1
> > >>>>>>>>>>        HDA Intel: module = snd_hda_intel
> > >>>>>>>>>> irq:0 22 (   490413) "sata_nv" "HDA Intel"
> > >>>>>>>>>>        HDA Intel: /devices/pci0000:00/0000:00:0e.1
> > >>>>>>>>>>        HDA Intel: module = snd_hda_intel
> > >>>>>>>>>>        HDA Intel: /devices/pci0000:00/0000:00:0e.1
> > >>>>>>>>>>        HDA Intel: module = snd_hda_intel
> > >>>>>>>>>>   E: DRIVER=HDA Intel
> > >>>>>>>>>>   <6>HDA Intel 0000:00:0e.1: PCI INT B -> Link[AAZA] -> GSI 22 (level,
> > >>>>>>>>>> low) -> IRQ 22
> > >>>>>>>>>>   <7>HDA Intel 0000:00:0e.1: setting latency timer to 64
> > >>>>>>>>>>   Driver: "HDA Intel"
> > >>>>>>>
> > >>>>>>> What I'd try first is to pass enable_msi=0 option.
> > >>>>>>
> > >>>>>> Just to be sure -- it's an option for snd-hda-intel module.
> > >>>>>>
> > >>>>>>
> > >>>>>> Takashi
> > >>>>>>
> > >>>>>
> > >>>>> I passed "modprobe snd-hda-intel enable_msi=0" on the kernel command
> > >>>>> line,
> > >>>
> > >>> Oh, I overlooked this text.  Of course, this can't work :)
> > >>>
> > >>> "modprobe..." isn't for the kernel command line but for modprobe
> > >>> configs, usually specified in /etc/modprobe.d/* file.
> > >>>
> > >> I had already tried that... it locks up at the same point also with
> > >> "enable_msi=1".
> > >> tindog:/etc/modprobe.d # less 50-sound.conf
> > >>
> > >> options snd slots=snd-hda-intel,enable_msi=0
> > > 
> > > This is the option for module snd, not snd-hda-intel.
> > > 
> > > 
> > > Takashi
> > > 
> > options snd,enable_msi=0 slots=snd-hda-intel
> 
> options snd enable_msi=0 slots=snd-hda-intel
> 
> (ie. the comma shouldn't be present in there).

Heh, not quite right :)
You need just a new line containing:

    options snd-hda-intel enable_msi=0


Takashi
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