linux-kernel - Re: [PATCH v2] pinctrl: cherryview: limit Strago DMI workarounds to version 1.0

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Message-ID: <CACRpkdabMV1Vy5dGjW-eRVxY9yAcVhukMY1RNnb7nbYc7keHGw@mail.gmail.com>
Date:   Thu, 24 May 2018 10:19:55 +0200
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Dmitry Torokhov <dmitry.torokhov@...il.com>
Cc:     Mika Westerberg <mika.westerberg@...ux.intel.com>,
        Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Guenter Roeck <linux@...ck-us.net>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2] pinctrl: cherryview: limit Strago DMI workarounds to
 version 1.0

On Tue, May 22, 2018 at 10:47 PM, Dmitry Torokhov
<dmitry.torokhov@...il.com> wrote:

> As Google/Intel will fix the BIOS/Coreboot issues with hardcoding
> virtual interrupt numbers for keyboard/touchpad/touchscreen controllers
> in ACPI tables, they will also update BOARD version number from 1.0
> to 1.1. Let's limit the DMI quirks that try to preserve virtual IRQ
> numbers on Strago boards to those that still carry older BIOSes.
>
> Note that ideally not BOARD but BIOS version should have been updated.
> However the BIOS version used by Chrome devices has format of
> Google_BUILD.BRANCH.PATCH which is not well suited for DMI matching as
> we do not have "less than" match mode for DMI data.
>
> Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=197953
> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@...il.com>
> ---
>
> v1->v2:
>
> - switch from matching on DMI_BIOS_VERSION to DMI_BOARD_VERSION

Patch applied for fixes.

Should this also be tagged for stable?

Yours,
Linus Walleij