linux-kernel - Re: [PATCH 2/5] input: misc: bma150: Conditionally disable bma023 support

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Date:   Wed, 6 May 2020 14:46:20 +0200
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Jonathan Bakker <xc-racer2@...e.ca>
Cc:     Jonathan Cameron <jic23@...nel.org>,
        Hartmut Knaack <knaack.h@....de>,
        Lars-Peter Clausen <lars@...afoo.de>,
        Peter Meerwald <pmeerw@...erw.net>,
        Rob Herring <robh+dt@...nel.org>,
        linux-iio <linux-iio@...r.kernel.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Dmitry Torokhov <dmitry.torokhov@...il.com>,
        Kate Stewart <kstewart@...uxfoundation.org>,
        Greg KH <gregkh@...uxfoundation.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Linux Input <linux-input@...r.kernel.org>
Subject: Re: [PATCH 2/5] input: misc: bma150: Conditionally disable bma023 support

On Sun, May 3, 2020 at 7:22 PM Jonathan Bakker <xc-racer2@...e.ca> wrote:

> The bma180 IIO driver has been extended for support for bma023.
> However, this could cause conflicts with this driver.  Since some
> setups may depend upon the evdev setup, disable support in this
> driver for the bma023 only when the IIO driver is being built.
>
> Signed-off-by: Jonathan Bakker <xc-racer2@...e.ca>

I would just fix this with KConfig instead, like add mutually
exclusive depends on these two drivers.

Set this input driver as:
depends on BMA180=n

And the IIO driver as:
depends on INPUT_BMA150=n

It's a rough measure but this input driver should anyway
go away.

Yours,
Linus Walleij