1 /*
2  * Copyright (C) 2015 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef ANDROID_DRMHWCGRALLOC_H_
18 #define ANDROID_DRMHWCGRALLOC_H_
19 
20 #include <stdint.h>
21 
22 enum {
23   /* perform(const struct gralloc_module_t *mod,
24    *	   int op,
25    *	   int drm_fd,
26    *	   buffer_handle_t buffer,
27    *	   struct hwc_drm_bo *bo);
28    */
29   GRALLOC_MODULE_PERFORM_DRM_IMPORT = 0xffeeff00,
30 
31   /* perform(const struct gralloc_module_t *mod,
32    *	   int op,
33    *	   buffer_handle_t buffer,
34    *	   void (*free_callback)(void *),
35    *	   void *priv);
36    */
37   GRALLOC_MODULE_PERFORM_SET_IMPORTER_PRIVATE = 0xffeeff01,
38 
39   /* perform(const struct gralloc_module_t *mod,
40    *	   int op,
41    *	   buffer_handle_t buffer,
42    *	   void (*free_callback)(void *),
43    *	   void **priv);
44    */
45   GRALLOC_MODULE_PERFORM_GET_IMPORTER_PRIVATE = 0xffeeff02,
46 
47   /* perform(const struct gralloc_module_t *mod,
48    *     int op,
49    *     buffer_handle_t buffer,
50    *     int *usage);
51    */
52   GRALLOC_MODULE_PERFORM_GET_USAGE = 0xffeeff03,
53 };
54 
55 typedef struct hwc_drm_bo {
56   uint32_t width;
57   uint32_t height;
58   uint32_t format; /* DRM_FORMAT_* from drm_fourcc.h */
59   uint32_t pitches[4];
60   uint32_t offsets[4];
61   uint32_t gem_handles[4];
62   uint32_t fb_id;
63   int acquire_fence_fd;
64   void *priv;
65 } hwc_drm_bo_t;
66 
67 #endif  // ANDROID_DRMHWCGRALLOC_H_
68