linux-kernel - Re: [PATCH v2 1/2] drm/blend: Add per-plane pixel blend mode property

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Date:   Thu, 31 May 2018 11:36:47 +0200
From:   Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>
To:     Lowry Li <lowry.li@....com>, liviu.dudau@....com
Cc:     gustavo@...ovan.org, daniel.vetter@...el.com,
        jani.nikula@...ux.intel.com, seanpaul@...omium.org,
        airlied@...ux.ie, ville.syrjala@...ux.intel.com,
        dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        brian.starkey@....com, malidp@...s.arm.com, nd@....com
Subject: Re: [PATCH v2 1/2] drm/blend: Add per-plane pixel blend mode property

Hey,

Op 30-05-18 om 13:23 schreef Lowry Li:
> Pixel blend modes represent the alpha blending equation
> selection, describing how the pixels from the current
> plane are composited with the background.
>
> Add a pixel_blend_mode to drm_plane_state and a
> blend_mode_property to drm_plane, and related support
> functions.
>
> Defines three blend modes in drm_blend.h.
>
> Signed-off-by: Lowry Li <lowry.li@....com>
> ---
>  drivers/gpu/drm/drm_atomic.c        |   4 ++
>  drivers/gpu/drm/drm_atomic_helper.c |   1 +
>  drivers/gpu/drm/drm_blend.c         | 110 ++++++++++++++++++++++++++++++++++++
>  include/drm/drm_blend.h             |   6 ++
>  include/drm/drm_plane.h             |   6 ++
>  5 files changed, 127 insertions(+)
Can you rebase this on top of a kernel with alpha property support? Getting some nasty conflicts otherwise..

~Maarten