From: Takashi Iwai <tiwai@suse.de>
To: Jaswinder Singh <jaswinderlinux@gmail.com>
Cc: Jaroslav Kysela <perex@perex.cz>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: ALSA sound/pci/hda/hda_intel.c:2624: no codecs found
Date: Wed, 27 Oct 2010 15:05:02 +0200 [thread overview]
Message-ID: <s5h7hh3zszl.wl%tiwai@suse.de> (raw)
In-Reply-To: <AANLkTincmwKyA+rDrHmcFhvT8z+b7kcyT60SW3EMjfzk@mail.gmail.com>
At Wed, 27 Oct 2010 17:53:52 +0530,
Jaswinder Singh wrote:
>
> On Wed, Oct 27, 2010 at 1:14 PM, Takashi Iwai <tiwai@suse.de> wrote:
> > At Wed, 27 Oct 2010 12:57:35 +0530,
> > Jaswinder Singh wrote:
> >>
> >>
> >> [ 7.854510] IOAPIC[0]: Set routing entry (8-22 -> 0xa9 -> IRQ 22
> >> Mode:1 Active:1)
> >> [ 7.854515] HDA Intel 0000:00:1b.0: PCI INT A -> GSI 22 (level,
> >> low) -> IRQ 22
> >> [ 7.854569] HDA Intel 0000:00:1b.0: irq 47 for MSI/MSI-X
> >> [ 7.854589] HDA Intel 0000:00:1b.0: setting latency timer to 64
> >> [ 7.854593] ALSA sound/pci/hda/hda_intel.c:2529: chipset global
> >> capabilities = 0x4401
> >> [ 7.859681] ALSA sound/pci/hda/hda_intel.c:913: codec_mask = 0x0
> >> [ 7.859687] ALSA sound/pci/hda/hda_intel.c:2624: no codecs found!
> >
> > So, the hardware (BIOS) tells no codec is connected to this bus.
> >
>
> Hmm, very strange, but In BIOS sound is enable. How is this possible.
No idea. Any jumpers?
> > As a last resort, you can try to load with probe_mask=0x10f. This
> > will probe the codec chips forcibly no matter whether it's present or
> > not.
> >
>
> # /sbin/insmod sound/pci/hda/snd-hda-intel.ko probe_mask=0x10f
>
> [ 536.851846] HDA Intel 0000:00:1b.0: PCI INT A -> GSI 22 (level,
> low) -> IRQ 22
> [ 536.851849] hda_intel: codec_mask forced to 0xf
> [ 536.851908] HDA Intel 0000:00:1b.0: irq 47 for MSI/MSI-X
> [ 536.851927] HDA Intel 0000:00:1b.0: setting latency timer to 64
> [ 536.851932] ALSA sound/pci/hda/hda_intel.c:2529: chipset global
> capabilities = 0x4401
> [ 537.857929] ALSA sound/pci/hda/hda_intel.c:706: azx_get_response
> timeout, polling the codec once: last cmd=0x000f0000
> [ 538.856516] ALSA sound/pci/hda/hda_intel.c:706: azx_get_response
> timeout, polling the codec once: last cmd=0x000f0000
> [ 539.855096] ALSA sound/pci/hda/hda_intel.c:716: azx_get_response
> timeout, switching to polling mode: last cmd=0x000f0000
> [ 540.853681] ALSA sound/pci/hda/hda_intel.c:724: No response from
> codec, disabling MSI: last cmd=0x000f0000
> [ 541.852269] ALSA sound/pci/hda/hda_intel.c:1429: Codec #0 probe
> error; disabling it...
> [ 542.858837] ALSA sound/pci/hda/hda_intel.c:1429: Codec #1 probe
> error; disabling it...
> [ 543.865396] ALSA sound/pci/hda/hda_intel.c:1429: Codec #2 probe
> error; disabling it...
> [ 544.871963] ALSA sound/pci/hda/hda_intel.c:1429: Codec #3 probe
> error; disabling it...
So, the driver tries to probe all slots, but in vain.
Takashi
next prev parent reply other threads:[~2010-10-27 13:05 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-10-26 14:54 Jaswinder Singh
2010-10-26 15:19 ` Takashi Iwai
2010-10-27 4:35 ` Jaswinder Singh
2010-10-27 5:48 ` Takashi Iwai
2010-10-27 7:27 ` Jaswinder Singh
2010-10-27 7:44 ` Takashi Iwai
2010-10-27 12:23 ` Jaswinder Singh
2010-10-27 13:05 ` Takashi Iwai [this message]
2010-10-27 13:11 ` Jaswinder Singh
2010-10-27 14:49 ` Jaswinder Singh
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