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