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UPSTREAM: drm: Describe pixel_blend_mode in drm_plane_state

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Adds docs for pixel_blend_mode in drm_plane_state. Fixes the warning
found by kbuild test robot:

htmldocs: include/drm/drm_plane.h:189: warning: Function parameter or member 'pixel_blend_mode' not described in 'drm_plane_state'

Change-Id: Ife448dca43ae262ecfccf312fe94142f0eaac5e0
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Lowry Li <lowry.li@arm.com>
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20180831150934.202332-1-sean@poorly.run
Signed-off-by: Tao Huang <huangtao@rock-chips.com>
(cherry picked from commit b972cece94)
This commit is contained in:
Sean Paul
2018-08-31 11:09:25 -04:00
committed by Tao Huang
parent e254a8b9df
commit 8d7cdbbea2
1 changed files with 7 additions and 0 deletions
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7
include/drm/drm_plane.h
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@@ -117,6 +117,13 @@ struct drm_plane_state {
* details.
*/
u16 alpha;
/**
* @pixel_blend_mode:
* The alpha blending equation selection, describing how the pixels from
* the current plane are composited with the background. Value can be
* one of DRM_MODE_BLEND_*
*/
uint16_t pixel_blend_mode;
/**