linux-kernel - Re: [PATCH 2/3] hwmon: (nct6775) Implement custom lock by ACPI mutex.

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Date:   Thu, 25 Nov 2021 22:09:46 +0200
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     Eugene Shalygin <eugene.shalygin@...il.com>
Cc:     Guenter Roeck <linux@...ck-us.net>,
        Denis Pauk <pauk.denis@...il.com>,
        Platform Driver <platform-driver-x86@...r.kernel.org>,
        thomas@...ssschuh.net, Jean Delvare <jdelvare@...e.com>,
        linux-hwmon@...r.kernel.org,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/3] hwmon: (nct6775) Implement custom lock by ACPI mutex.

On Thu, Nov 25, 2021 at 10:05 PM Eugene Shalygin
<eugene.shalygin@...il.com> wrote:
>
> On Thu, 25 Nov 2021 at 20:54, Guenter Roeck <linux@...ck-us.net> wrote:
> > We won't be heving two drivers with the same functionality. Give me one
> > reason why I should not drop the wmi driver (or both of them; I am not
> > sure which one we are talking about here).
> >
> > On top of all that, this submission isn't about any of the wmi drivers,
> > but for the nct6775 driver, which just adds to the confusion.
>
> Let me try to explain once again, please. I began to dig into the ASUS
> sensors and how to read their values and at first found the WMI
> function to do that, wrote a driver and Denis submitted it as
> asus_wmi_ec_sensors. Now, I know a better and simpler way to read
> those sensors, which uses ACPI mutex directly. I suggested Denis to
> use the mutex way for the nct6775 driver for motherboards without WMI
> functions to read from the nct chip. With that change entering the nct
> driver, I want to submit my updated driver for EC sensors, replacing
> the asus_wmi_ec_sensors code (which is essentially my old driver).
>
> So, now I ask to rename asus_wmi_sensors to asus_ec_sensors (source
> file and KBuild options) already before 5.16 is released, because the
> updated code, which I will submit later, and which will replace that
> in asus_wmi_ec_sensors.c, does not use WMI.
>
> Hope this clarifies my request and intention.

Since you are talking about something which is not ready yet (as I
read "will" above), I propose a compromise variant, i.e. let's leave
current driver(s) as is for v5.17 and after v5.17-rc1 you submit your
proposal for review. Okay?

-- 
With Best Regards,
Andy Shevchenko