linux-kernel - Re: [PATCH 0/3] drm/meson: Add support for Overlay and OSD Plane scaling

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Date:   Tue, 13 Nov 2018 14:33:09 +0100
From:   Neil Armstrong <narmstrong@...libre.com>
To:     dri-devel@...ts.freedesktop.org
Cc:     linux-amlogic@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/3] drm/meson: Add support for Overlay and OSD Plane
 scaling

On 06/11/2018 10:39, Neil Armstrong wrote:
> This serie adds support for :
> - Overlay Plane blended with the primary plane, we can describe as "behind"
> - Primary Plane up-scaling up to 5x factor to support the OSD plane being
>   upscaled from 1920x1080 when the display mode is set as 3840x2160.
> 
> These patches depends on the "drm/meson: Allow using optional canvas provider"
> patchset from Maxime Jourdan at [1]
> 
> [1] https://patchwork.kernel.org/project/linux-amlogic/list/?series=38355
> 
> Neil Armstrong (3):
>   drm/meson: Support Overlay plane for video rendering
>   drm/meson: move OSD scaler management into plane atomic update
>   drm/meson: Add primary plane scaling
> 
>  drivers/gpu/drm/meson/Makefile          |   2 +-
>  drivers/gpu/drm/meson/meson_canvas.c    |   7 +-
>  drivers/gpu/drm/meson/meson_canvas.h    |  11 +-
>  drivers/gpu/drm/meson/meson_crtc.c      | 251 +++++++++++++-
>  drivers/gpu/drm/meson/meson_drv.c       |  29 +-
>  drivers/gpu/drm/meson/meson_drv.h       |  62 ++++
>  drivers/gpu/drm/meson/meson_overlay.c   | 586 ++++++++++++++++++++++++++++++++
>  drivers/gpu/drm/meson/meson_overlay.h   |  14 +
>  drivers/gpu/drm/meson/meson_plane.c     | 177 ++++++++--
>  drivers/gpu/drm/meson/meson_registers.h |   3 +
>  drivers/gpu/drm/meson/meson_viu.c       |  15 +
>  drivers/gpu/drm/meson/meson_vpp.c       |  90 +++--
>  12 files changed, 1156 insertions(+), 91 deletions(-)
>  create mode 100644 drivers/gpu/drm/meson/meson_overlay.c
>  create mode 100644 drivers/gpu/drm/meson/meson_overlay.h
> 

Applied