Re: ALSA sound/pci/hda/hda_intel.c:2624: no codecs found

From: Takashi Iwai
Date: Wed Oct 27 2010 - 01:48:50 EST


At Wed, 27 Oct 2010 10:05:06 +0530,
Jaswinder Singh wrote:
>
> Hello,
>
> On Tue, Oct 26, 2010 at 8:49 PM, Takashi Iwai <tiwai@xxxxxxx> wrote:
> > At Tue, 26 Oct 2010 20:24:23 +0530,
> > Jaswinder Singh wrote:
> >>
> >> Hello,
> >>
> >> Audio is not working with new Intel WX58BP Motherboard :
> >>
> >> [ Â Â4.843163] IOAPIC[0]: Set routing entry (8-22 -> 0xa9 -> IRQ 22
> >> Mode:1 Active:1)
> >> [ Â Â4.843168] HDA Intel 0000:00:1b.0: PCI INT A -> GSI 22 (level,
> >> low) -> IRQ 22
> >> [ Â Â4.861627] HDA Intel 0000:00:1b.0: irq 47 for MSI/MSI-X
> >> [ Â Â4.861645] HDA Intel 0000:00:1b.0: setting latency timer to 64
> >> [ Â Â4.866678] ALSA sound/pci/hda/hda_intel.c:2624: no codecs found!
> >> [ Â Â4.876300] HDA Intel 0000:00:1b.0: PCI INT A disabled
> >> [ Â Â4.885826] HDA Intel 0000:02:00.1: PCI INT B -> GSI 17 (level,
> >> low) -> IRQ 17
> >> [ Â Â4.905269] HDA Intel 0000:02:00.1: irq 47 for MSI/MSI-X
> >> [ Â Â4.905282] HDA Intel 0000:02:00.1: setting latency timer to 64
> >> [ Â Â4.909136] ALSA device list:
> >> [ Â Â4.918895] Â #0: HDA ATI HDMI at 0xd0110000 irq 47
> >>
> >> dmesg : http://userweb.kernel.org/~jaswinder/Corei7/dmesg_b18cae4224b.txt
> >> config : http://userweb.kernel.org/~jaswinder/Corei7/configs_b18cae4224b.txt
> >>
> >> $ lspci | grep Audio
> >> 00:1b.0 Audio device: Intel Corporation 82801JI (ICH10 Family) HD
> >> Audio Controller
> >> 02:00.1 Audio device: ATI Technologies Inc RV620 Audio device [Radeon
> >> HD 34xx Series]
> >>
> >> lspci : http://userweb.kernel.org/~jaswinder/Corei7/lspci.txt
> >
> > I don't see anything wrong.
> > Are you sure that the analog on-board audio is enabled in BIOS?
> >
>
> Yes, audio is enabled in BIOS.

OK, and does it work with other kernel versions or other OS?

> But Audio is not working and on-board Intel audio device is not
> visible in Sound Preferences only RV620 Audio device [Radeon HD 34xx
> Series] Digital Stereo (HDMI) Output device is available which I can
> not use as Radeon HD 3450 is a graphics card.
>
> Why I am getting "[ 4.866678] ALSA sound/pci/hda/hda_intel.c:2624:
> no codecs found!"

This is about the Intel HD-audio codec controller.
Your machine have two controllers, and the second one is fine, used
for ATI HDMI.

> In my old WX58BP motherboard audio was working and I was not getting
> codecs error and shows on-board Intel device is ALSA device list with
> irq 31 :
> [ 3.439490] HDA Intel 0000:00:1b.0: PCI INT A -> GSI 22 (level,
> low) -> IRQ 22
> [ 3.439526] HDA Intel 0000:00:1b.0: irq 31 for MSI/MSI-X
> [ 3.439548] HDA Intel 0000:00:1b.0: setting latency timer to 64
> ..
> [ 3.746498] input: HDA Digital PCBeep as
> /devices/pci0000:00/0000:00:1b.0/input/input3
> [ 3.749532] HDA Intel 0000:02:00.1: PCI INT B -> GSI 17 (level,
> low) -> IRQ 17
> [ 3.749573] HDA Intel 0000:02:00.1: irq 32 for MSI/MSI-X
> [ 3.749597] HDA Intel 0000:02:00.1: setting latency timer to 64
> [ 3.753833] ALSA device list:
> [ 3.753837] #0: HDA Intel at 0xf0000000 irq 31
> [ 3.753838] #1: HDA ATI HDMI at 0xd0110000 irq 32
>
> dmesg of old WX58BP Motherboard :
> http://userweb.kernel.org/~jaswinder/Corei7/dmesg_apic_verbose.txt
>
> If more information is needed or need to run some tests, please let me know.

Try probing as a module. It makes easier to debug.
Other than that, I have no idea. The probing works nowadays fairly
stably...


Takashi
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/