linux-kernel - Re: [PATCH 0/2] drm/meson: Allow using optional canvas provider

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Date:   Mon, 5 Nov 2018 13:51:46 +0100
From:   Neil Armstrong <narmstrong@...libre.com>
To:     Maxime Jourdan <mjourdan@...libre.com>
Cc:     Kevin Hilman <khilman@...libre.com>,
        Jerome Brunet <jbrunet@...libre.com>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-amlogic@...ts.infradead.org, dri-devel@...ts.freedesktop.org
Subject: Re: [PATCH 0/2] drm/meson: Allow using optional canvas provider

Hi Maxime,

On 05/11/2018 11:45, Maxime Jourdan wrote:
> The meson DRM driver currently uses constant, static canvas indexes.
> 
> This is not optimal and could conflict with other drivers also using
> canvases.

Indeed, it's now time to use the canvas provider merged in 4.20-rc1 !

> 
> This patch series allows the driver to optionnally use a canvas provider
> module that is able to dispatch canvases, on demand and free of conflict.
> 
> In the future, the current way of doing things will be deprecated.

Do you confirm you will send a patch to remove the legacy canvas code when
everything is merged (including DT changes) ?

I'll wait until the bindings are reviewed, then I'll push the serie to drm-misc-next.

Thanks,
Neil

> 
> Maxime Jourdan (2):
>   dt-bindings: display: amlogic, meson-vpu: Add optional canvas provider
>     node
>   drm/meson: Use optional canvas provider
> 
>  .../bindings/display/amlogic,meson-vpu.txt    |  2 +
>  drivers/gpu/drm/meson/Kconfig                 |  1 +
>  drivers/gpu/drm/meson/meson_crtc.c            | 14 ++++--
>  drivers/gpu/drm/meson/meson_drv.c             | 46 ++++++++++++-------
>  drivers/gpu/drm/meson/meson_drv.h             |  4 ++
>  drivers/gpu/drm/meson/meson_plane.c           |  8 +++-
>  6 files changed, 53 insertions(+), 22 deletions(-)
>