linux-kernel - Re: [PATCH v3 4/5] drm/solomon: Move device info from ssd130x-i2c to the core driver

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Date:   Wed, 13 Apr 2022 13:46:10 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Javier Martinez Canillas <javierm@...hat.com>
Cc:     linux-kernel@...r.kernel.org,
        Geert Uytterhoeven <geert@...ux-m68k.org>,
        Neil Armstrong <narmstrong@...libre.com>,
        Rob Herring <robh@...nel.org>, dri-devel@...ts.freedesktop.org,
        Mark Brown <broonie@...nel.org>,
        Chen-Yu Tsai <wens@...nel.org>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Daniel Vetter <daniel@...ll.ch>,
        David Airlie <airlied@...ux.ie>
Subject: Re: [PATCH v3 4/5] drm/solomon: Move device info from ssd130x-i2c to
 the core driver

On Tue, Apr 12, 2022 at 06:27:28PM +0200, Javier Martinez Canillas wrote:
> These are declared in the ssd130x-i2c transport driver but the information
> is not I2C specific, and could be used by other SSD130x transport drivers.
> 
> Move them to the ssd130x core driver and just set the OF device entries to
> an ID that could be used to lookup the correct device info from an array.
> 
> While being there, also move the SSD130X_DATA and SSD130X_COMMAND control
> bytes. Since even though they are used by the I2C interface, they could
> also be useful for other transport protocols such as SPI.

...

> +EXPORT_SYMBOL_GPL(ssd130x_variants);

What I meant is to use EXPORT_SYMBOL_NS_GPL() here. It might require a separate
patch to move other exports to that namespace first.

-- 
With Best Regards,
Andy Shevchenko