Re: [PATCH 1/3] ASoC: amd: acp: add DMI override for ACP70 flag

[Mark Brown <broonie@kernel.org>]

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On Mon, Mar 09, 2026 at 10:31:00AM -0500, Mario Limonciello wrote:
> On 3/9/2026 6:34 AM, Mark Brown wrote:
> > On Mon, Mar 09, 2026 at 11:03:21AM +0530, Mukunda,Vijendar wrote:

> > > ASUS has to update the BIOS by changing "acp-audio-config-flag" to zero.

> > This is a good thing to have going forward but I don't think we can
> > require that people get or apply firmware updates for existing systems,
> > there's no guarantee that vendors will make them and the process of
> > getting and applying the update may not be trivial, particularly for
> > people running Linux on a system the vendor shipped with Windows.

> At least for pre-production hardware we should not accept quirks like this.
> Vendors should populate their BIOS properly.

Yeah, for preproduction that's definitely reasonable in the normal
course of affairs.

> But I gather this is a production hardware and the vendor made a mistake.
> In this case I guess the vendor doesn't make Linux BIOS update easy either,
> and thus the reporter suffers.

> So maybe we should let this one go, but let's look through these closely if
> more come.

> We really don't want to end up with a giant quirk table of BIOS mistakes.

I mean, that's idiomatic for ACPI :(

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