[PATCH] ALSA: hda: Fix hang during shutdown due to link reset

[Takashi Iwai]

On Mon, 16 Aug 2021 19:42:59 +0200,
Imre Deak wrote:
> 
> During system shutdown codecs may be still active, and resetting the
> controller->codec HW link in this state - based on the bug reporter's
> tests - leads to the shutdown sequence to get stuck. This happens at
> least on the reporter's KBL system with an ALC662 codec.
> 
> For now fix the issue by skipping the link reset step.
> 
> Fixes: 472e18f63c42 ("ALSA: hda: Release controller display power during shutdown/reboot")
> References: https://bugzilla.kernel.org/show_bug.cgi?id=214045
> References: https://gitlab.freedesktop.org/drm/intel/-/issues/3618#note_1024665
> Reported-and-tested-by: youling257 at gmail.com
> Cc: Takashi Iwai <tiwai at suse.de>
> Cc: youling257 at gmail.com
> Signed-off-by: Imre Deak <imre.deak at intel.com>

Thanks, applied now.


Takashi