Re: [PATCH v4 1/2] drm: Add per-plane pixel blend mode property

From: Maarten Lankhorst
Date: Tue Aug 14 2018 - 09:28:17 EST

Op 14-08-18 om 13:32 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.
> Adds 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.

The changelog's missing?