linux-kernel - Re: [PATCH v5 2/2] ASoC: cs35l41: Read System Name from ACPI

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Message-ID: <Yr36wcXf1/bNS0a3@sirena.org.uk>
Date:   Thu, 30 Jun 2022 20:34:25 +0100
From:   Mark Brown <broonie@...nel.org>
To:     Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
Cc:     Stefan Binding <sbinding@...nsource.cirrus.com>,
        "Rafael J . Wysocki" <rafael@...nel.org>,
        Len Brown <lenb@...nel.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        linux-acpi@...r.kernel.org, alsa-devel@...a-project.org,
        linux-kernel@...r.kernel.org, patches@...nsource.cirrus.com
Subject: Re: [PATCH v5 2/2] ASoC: cs35l41: Read System Name from ACPI _SUB to
 identify firmware

On Thu, Jun 30, 2022 at 01:35:05PM -0500, Pierre-Louis Bossart wrote:

> It's my understanding that the _SUB method is optional, not required. It
> may be wise to plan for a fallback, e.g to use DMI quirks or other
> identifiers, no?

Presumably the fallback would go into cs35l41_acpi_get_name()?

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