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      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