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1 /*
2  * Copyright © 2012, 2013 Thierry Reding
3  * Copyright © 2013 Erik Faye-Lund
4  * Copyright © 2014 NVIDIA Corporation
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a
7  * copy of this software and associated documentation files (the "Software"),
8  * to deal in the Software without restriction, including without limitation
9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10  * and/or sell copies of the Software, and to permit persons to whom the
11  * Software is furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included in
14  * all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
19  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22  * OTHER DEALINGS IN THE SOFTWARE.
23  */
24 
25 #ifndef __DRM_TEGRA_H__
26 #define __DRM_TEGRA_H__ 1
27 
28 #include <stdint.h>
29 #include <stdlib.h>
30 
31 struct drm_tegra_bo;
32 struct drm_tegra;
33 
34 int drm_tegra_new(struct drm_tegra **drmp, int fd);
35 void drm_tegra_close(struct drm_tegra *drm);
36 
37 int drm_tegra_bo_new(struct drm_tegra_bo **bop, struct drm_tegra *drm,
38 		     uint32_t flags, uint32_t size);
39 int drm_tegra_bo_wrap(struct drm_tegra_bo **bop, struct drm_tegra *drm,
40 		      uint32_t handle, uint32_t flags, uint32_t size);
41 
42 int drm_tegra_bo_name_ref(struct drm_tegra *drm, uint32_t name, uint32_t size,
43 			 struct drm_tegra_bo **bop);
44 int drm_tegra_bo_name_get(struct drm_tegra_bo *bo, uint32_t *name);
45 
46 struct drm_tegra_bo *drm_tegra_bo_ref(struct drm_tegra_bo *bo);
47 void drm_tegra_bo_unref(struct drm_tegra_bo *bo);
48 int drm_tegra_bo_get_handle(struct drm_tegra_bo *bo, uint32_t *handle);
49 int drm_tegra_bo_map(struct drm_tegra_bo *bo, void **ptr);
50 int drm_tegra_bo_unmap(struct drm_tegra_bo *bo);
51 
52 int drm_tegra_bo_get_flags(struct drm_tegra_bo *bo, uint32_t *flags);
53 int drm_tegra_bo_set_flags(struct drm_tegra_bo *bo, uint32_t flags);
54 
55 struct drm_tegra_bo_tiling {
56 	uint32_t mode;
57 	uint32_t value;
58 };
59 
60 int drm_tegra_bo_get_tiling(struct drm_tegra_bo *bo,
61 			    struct drm_tegra_bo_tiling *tiling);
62 int drm_tegra_bo_set_tiling(struct drm_tegra_bo *bo,
63 			    const struct drm_tegra_bo_tiling *tiling);
64 
65 #endif /* __DRM_TEGRA_H__ */
66