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62 lines
2.5 KiB
62 lines
2.5 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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struct drm_device; |
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struct drm_atomic_state; |
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/* |
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* Rotation property bits. DRM_ROTATE_<degrees> rotates the image by the |
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* specified amount in degrees in counter clockwise direction. DRM_REFLECT_X and |
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* DRM_REFLECT_Y reflects the image along the specified axis prior to rotation |
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* |
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* WARNING: These defines are UABI since they're exposed in the rotation |
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* property. |
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*/ |
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#define DRM_ROTATE_0 BIT(0) |
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#define DRM_ROTATE_90 BIT(1) |
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#define DRM_ROTATE_180 BIT(2) |
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#define DRM_ROTATE_270 BIT(3) |
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#define DRM_ROTATE_MASK (DRM_ROTATE_0 | DRM_ROTATE_90 | \ |
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DRM_ROTATE_180 | DRM_ROTATE_270) |
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#define DRM_REFLECT_X BIT(4) |
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#define DRM_REFLECT_Y BIT(5) |
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#define DRM_REFLECT_MASK (DRM_REFLECT_X | DRM_REFLECT_Y) |
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struct drm_property *drm_mode_create_rotation_property(struct drm_device *dev, |
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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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#endif
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