/*
* Copyright ( c ) 2016 Intel Corporation
*
* Permission to use , copy , modify , distribute , and sell this software and its
* documentation for any purpose is hereby granted without fee , provided that
* the above copyright notice appear in all copies and that both that copyright
* notice and this permission notice appear in supporting documentation , and
* that the name of the copyright holders not be used in advertising or
* publicity pertaining to distribution of the software without specific ,
* written prior permission . The copyright holders make no representations
* about the suitability of this software for any purpose . It is provided " as
* is " without express or implied warranty .
*
* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE ,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS , IN NO
* EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL , INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE ,
* DATA OR PROFITS , WHETHER IN AN ACTION OF CONTRACT , NEGLIGENCE OR OTHER
* TORTIOUS ACTION , ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
* OF THIS SOFTWARE .
*/
#ifndef __DRM_BLEND_H__
#define __DRM_BLEND_H__
#include <linux/list.h>
#include <linux/ctype.h>
#include <drm/drm_mode.h>
#define DRM_MODE_BLEND_PREMULTI 0
#define DRM_MODE_BLEND_COVERAGE 1
#define DRM_MODE_BLEND_PIXEL_NONE 2
struct drm_device;
struct drm_atomic_state;
struct drm_plane;
static inline bool drm_rotation_90_or_270(unsigned int rotation)
{
return rotation & (DRM_MODE_ROTATE_90 | DRM_MODE_ROTATE_270);
}
#define DRM_BLEND_ALPHA_OPAQUE 0 xffff
int drm_plane_create_alpha_property(struct drm_plane *plane);
int drm_plane_create_rotation_property(struct drm_plane *plane,
unsigned int rotation,
unsigned int supported_rotations);
unsigned int drm_rotation_simplify(unsigned int rotation,
unsigned int supported_rotations);
int drm_plane_create_zpos_property(struct drm_plane *plane,
unsigned int zpos,
unsigned int min, unsigned int max);
int drm_plane_create_zpos_immutable_property(struct drm_plane *plane,
unsigned int zpos);
int drm_atomic_normalize_zpos(struct drm_device *dev,
struct drm_atomic_state *state);
int drm_plane_create_blend_mode_property(struct drm_plane *plane,
unsigned int supported_modes);
#endif
Messung V0.5 in Prozent C=99 H=100 G=99
¤ Dauer der Verarbeitung: 0.10 Sekunden
(vorverarbeitet am 2026-09-29)
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