1 /*
2  * Copyright (C) 2014 Red Hat
3  * Copyright (C) 2014 Intel Corp.
4  *
5  * Permission is hereby granted, free of charge, to any person obtaining a
6  * copy of this software and associated documentation files (the "Software"),
7  * to deal in the Software without restriction, including without limitation
8  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9  * and/or sell copies of the Software, and to permit persons to whom the
10  * Software is furnished to do so, subject to the following conditions:
11  *
12  * The above copyright notice and this permission notice shall be included in
13  * all copies or substantial portions of the Software.
14  *
15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
19  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
20  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
21  * OTHER DEALINGS IN THE SOFTWARE.
22  *
23  * Authors:
24  * Rob Clark <robdclark@gmail.com>
25  * Daniel Vetter <daniel.vetter@ffwll.ch>
26  */
27 
28 #ifndef DRM_ATOMIC_HELPER_H_
29 #define DRM_ATOMIC_HELPER_H_
30 
31 int drm_atomic_helper_check(struct drm_device *dev,
32 			    struct drm_atomic_state *state);
33 int drm_atomic_helper_commit(struct drm_device *dev,
34 			     struct drm_atomic_state *state,
35 			     bool async);
36 
37 void drm_atomic_helper_commit_pre_planes(struct drm_device *dev,
38 					 struct drm_atomic_state *state);
39 void drm_atomic_helper_commit_post_planes(struct drm_device *dev,
40 					  struct drm_atomic_state *old_state);
41 
42 int drm_atomic_helper_prepare_planes(struct drm_device *dev,
43 				     struct drm_atomic_state *state);
44 void drm_atomic_helper_commit_planes(struct drm_device *dev,
45 				     struct drm_atomic_state *state);
46 void drm_atomic_helper_cleanup_planes(struct drm_device *dev,
47 				      struct drm_atomic_state *old_state);
48 
49 void drm_atomic_helper_swap_state(struct drm_device *dev,
50 				  struct drm_atomic_state *state);
51 
52 /* implementations for legacy interfaces */
53 int drm_atomic_helper_update_plane(struct drm_plane *plane,
54 				   struct drm_crtc *crtc,
55 				   struct drm_framebuffer *fb,
56 				   int crtc_x, int crtc_y,
57 				   unsigned int crtc_w, unsigned int crtc_h,
58 				   uint32_t src_x, uint32_t src_y,
59 				   uint32_t src_w, uint32_t src_h);
60 int drm_atomic_helper_disable_plane(struct drm_plane *plane);
61 int drm_atomic_helper_set_config(struct drm_mode_set *set);
62 
63 int drm_atomic_helper_crtc_set_property(struct drm_crtc *crtc,
64 					struct drm_property *property,
65 					uint64_t val);
66 int drm_atomic_helper_plane_set_property(struct drm_plane *plane,
67 					struct drm_property *property,
68 					uint64_t val);
69 int drm_atomic_helper_connector_set_property(struct drm_connector *connector,
70 					struct drm_property *property,
71 					uint64_t val);
72 int drm_atomic_helper_page_flip(struct drm_crtc *crtc,
73 				struct drm_framebuffer *fb,
74 				struct drm_pending_vblank_event *event,
75 				uint32_t flags);
76 
77 
78 #endif /* DRM_ATOMIC_HELPER_H_ */
79