linux-kernel - Re: [PATCH v1] ALSA: hda: intel-dsp-config: Fix JSL Chromebook quirk detection

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Message-ID: <CANg-bXCaUOxSTfR1oXKrdnDozA9Hn-NL7mqg+zvLASLQyouChA@mail.gmail.com>
Date:   Fri, 20 Oct 2023 09:36:40 -0600
From:   Mark Hasemeyer <markhas@...omium.org>
To:     Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
Cc:     Amadeusz Sławiński 
        <amadeuszx.slawinski@...ux.intel.com>,
        LKML <linux-kernel@...r.kernel.org>,
        Dmitry Torokhov <dmitry.torokhov@...il.com>,
        Guenter Roeck <linux@...ck-us.net>, stable@...r.kernel.org,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Bard Liao <yung-chuan.liao@...ux.intel.com>,
        Brady Norander <bradynorander@...il.com>,
        Jaroslav Kysela <perex@...ex.cz>,
        Mark Brown <broonie@...nel.org>, Takashi Iwai <tiwai@...e.com>,
        alsa-devel@...a-project.org
Subject: Re: [PATCH v1] ALSA: hda: intel-dsp-config: Fix JSL Chromebook quirk detection

> FWIW we use this other quirk:
> DMI_MATCH(DMI_PRODUCT_FAMILY, "Google"),

Unfortunately DMI_PRODUCT_FAMILY is empty on these particular devices.
The coreboot version field is the only entry that has "Google" in it.

> How many engineers does it take to identify a Chromebook, eh?

Ha! There has been some discussion about this: to come up with a
canonical way for Chromebook identification throughout the kernel. But
nothing has been settled on AFAIK.