linux-kernel - Re: [PATCH 2/2] video: fbdev: Enable Xilinx FB for ZynqMP

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Message-ID: <CACRpkdZkppxer7KBdnb+G=7j1tK4EkQjT8ZDf7iPt7AgvQ_hCA@mail.gmail.com>
Date:   Mon, 14 Aug 2017 15:42:26 +0200
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Michal Simek <michal.simek@...inx.com>
Cc:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "monstr@...str.eu" <monstr@...str.eu>,
        Daniel Vetter <daniel.vetter@...ll.ch>,
        Benjamin Gaignard <benjamin.gaignard@...aro.org>,
        Tomi Valkeinen <tomi.valkeinen@...com>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
        Arnd Bergmann <arnd@...db.de>,
        "linux-fbdev@...r.kernel.org" <linux-fbdev@...r.kernel.org>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Paul Burton <paul.burton@...tec.com>
Subject: Re: [PATCH 2/2] video: fbdev: Enable Xilinx FB for ZynqMP

On Tue, Aug 8, 2017 at 10:10 AM, Michal Simek <michal.simek@...inx.com> wrote:

> Enable this driver for Xilinx ZynqMP.
>
> Signed-off-by: Michal Simek <michal.simek@...inx.com>

Not a comment on the patch per se, but I would advice you to look into
migrating the Xilinx frame buffer to DRI/DRM/KMS.

The recent CMA helpers has made it very simple and focused to write
DRM drivers. See for example drivers/gpu/drm/pl111

Yours,
Linus Walleij