snd_hda_intel/sst-acpi sound breakage on suspend/resume since 5.6-rc1

[Mark Brown]

On Thu, Mar 19, 2020 at 12:21:47PM -0500, Pierre-Louis Bossart wrote:
> On 3/19/20 11:51 AM, Dominik Brodowski wrote:

> > That patch fixes the issue(s). I didn't even need to revert 64df6afa0dab
> > ("ASoC: Intel: broadwell: change cpu_dai and platform components for SOF")
> > on top of that. But you can assess better whether that patch needs care for
> > other reasons; for me, this one-liner you have suggested is perfect.

Good news!

> .ignore_suspend is set for bdw-rt5677.c and bdw-rt5650.c as well. I don't
> know if that was intentional.

The intended use case is for applications doing audio during suspend
like telephony audio between the modem and CODEC on a phone or
compressed audio playback.  I guess the compressed audio playback case
could possibly apply with these systems though x86 suspend/resume is
usually sufficiently heavyweight that it's surprising.
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