linux-kernel - Re: snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=

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Message-ID: <20191104131024.GB2552@lahna.fi.intel.com>
Date:   Mon, 4 Nov 2019 15:10:24 +0200
From:   Mika Westerberg <mika.westerberg@...ux.intel.com>
To:     Paul Menzel <pmenzel@...gen.mpg.de>
Cc:     Andreas Noever <andreas.noever@...il.com>,
        Michael Jamet <michael.jamet@...el.com>,
        Yehezkel Bernat <YehezkelShB@...il.com>,
        Christian Kellner <ck@...om.net>,
        intel-gfx@...ts.freedesktop.org, Takashi Iwai <tiwai@...e.de>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Mario Limonciello <mario.limonciello@...l.com>
Subject: Re: snd_hda_intel 0000:00:1f.3: No response from codec, resetting
 bus: last cmd=

Hi,

On Mon, Nov 04, 2019 at 01:57:54PM +0100, Paul Menzel wrote:
> Dear Linux folks,
> 
> 
> On the Dell XPS 13 9380 with Debian Sid/unstable with Linux 5.3.7
> resuming0with Dell’s Thunderbolt TB16 dock connected, Linux spews
> the errors below.

I have this machine here so can try to reproduce it as well.

> ```
> [    0.000000] Linux version 5.3.0-1-amd64 (debian-kernel@...ts.debian.org) (gcc version 9.2.1 20191008 (Debian 9.2.1-9)) #1 SMP Debian 5.3.7-1 (2019-10-19)
> […]
> [    1.596619] pci 0000:00:1f.3: Adding to iommu group 12
> [   14.536274] snd_hda_intel 0000:00:1f.3: enabling device (0000 -> 0002)
> [   14.544100] snd_hda_intel 0000:00:1f.3: bound 0000:00:02.0 (ops i915_audio_component_bind_ops [i915])
> [   14.760751] input: HDA Intel PCH Headphone Mic as /devices/pci0000:00/0000:00:1f.3/sound/card0/input16
> [   14.760790] input: HDA Intel PCH HDMI as /devices/pci0000:00/0000:00:1f.3/sound/card0/input17
> [  156.614284] snd_hda_intel 0000:00:1f.3: No response from codec, disabling MSI: last cmd=0x20270503
> [  157.622232] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20270503
> [  158.626371] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20370503
> [  159.634102] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x201f0500
> [  161.678121] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20270503
> [  162.682272] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20370503
> [  163.694234] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x201f0500
> [  165.730142] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20270503
> […]
> ```
> 
> In the bug report *[Intel Ice Lake, snd-hda-intel, HDMI] "No
> response from codec" (after display hotplug?)* [1], note it’s a
> different model, Takashi comments that this is a Thunderbolt or
> i915 issue.

0000:00:1f.3 is on PCH so not sure how it could be related to
Thunderbolt, well or i915 for that matter.

> Please tell me, how to debug this further.

Unfortunately I don't know much about the HDA driver so can't really
suggest anything.