Re: HDA Intel Audio hang on boot

From: Takashi Iwai
Date: Mon Jan 25 2010 - 16:54:33 EST


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.
The MSI is enabled as default on 2.6.33 kernel, and this might be
problematic on non-Intel mobo.


Takashi
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