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Subject: Re: [PATCH v2 1/2] drm/blend: Add per-plane pixel blend mode property
To:     Lowry Li <lowry.li@arm.com>, liviu.dudau@arm.com
Cc:     gustavo@padovan.org, daniel.vetter@intel.com,
        jani.nikula@linux.intel.com, seanpaul@chromium.org,
        airlied@linux.ie, ville.syrjala@linux.intel.com,
        dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org,
        brian.starkey@arm.com, malidp@foss.arm.com, nd@arm.com
References: <1527679434-13228-1-git-send-email-lowry.li@arm.com>
 <1527679434-13228-2-git-send-email-lowry.li@arm.com>
From:   Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Message-ID: <b249fdf2-1a72-5d0c-6fea-a92370cae9a5@linux.intel.com>
Date:   Thu, 31 May 2018 11:36:47 +0200
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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@arm.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