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  1. /*
  2.  * Copyright © 2008 Jérôme Glisse
  3.  * Copyright © 2011 Marek Olšák <maraeo@gmail.com>
  4.  * All Rights Reserved.
  5.  *
  6.  * Permission is hereby granted, free of charge, to any person obtaining
  7.  * a copy of this software and associated documentation files (the
  8.  * "Software"), to deal in the Software without restriction, including
  9.  * without limitation the rights to use, copy, modify, merge, publish,
  10.  * distribute, sub license, and/or sell copies of the Software, and to
  11.  * permit persons to whom the Software is furnished to do so, subject to
  12.  * the following conditions:
  13.  *
  14.  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  15.  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  16.  * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  17.  * NON-INFRINGEMENT. IN NO EVENT SHALL THE COPYRIGHT HOLDERS, AUTHORS
  18.  * AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19.  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  20.  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
  21.  * USE OR OTHER DEALINGS IN THE SOFTWARE.
  22.  *
  23.  * The above copyright notice and this permission notice (including the
  24.  * next paragraph) shall be included in all copies or substantial portions
  25.  * of the Software.
  26.  */
  27. /*
  28.  * Authors:
  29.  *      Jérôme Glisse <glisse@freedesktop.org>
  30.  *      Marek Olšák <maraeo@gmail.com>
  31.  */
  32. #ifndef RADEON_DRM_BO_H
  33. #define RADEON_DRM_BO_H
  34.  
  35. #include "radeon_drm_winsys.h"
  36. #include "pipebuffer/pb_bufmgr.h"
  37. #include "os/os_thread.h"
  38.  
  39. struct radeon_bomgr;
  40.  
  41. struct radeon_bo_desc {
  42.     struct pb_desc base;
  43.  
  44.     unsigned initial_domains;
  45.     unsigned flags;
  46. };
  47.  
  48. struct radeon_bo {
  49.     struct pb_buffer base;
  50.  
  51.     struct radeon_bomgr *mgr;
  52.     struct radeon_drm_winsys *rws;
  53.     void *user_ptr; /* from buffer_from_ptr */
  54.  
  55.     void *ptr;
  56.     pipe_mutex map_mutex;
  57.  
  58.     uint32_t handle;
  59.     uint32_t flink_name;
  60.     uint64_t va;
  61.     enum radeon_bo_domain initial_domain;
  62.  
  63.     /* how many command streams is this bo referenced in? */
  64.     int num_cs_references;
  65.  
  66.     /* how many command streams, which are being emitted in a separate
  67.      * thread, is this bo referenced in? */
  68.     int num_active_ioctls;
  69. };
  70.  
  71. struct pb_manager *radeon_bomgr_create(struct radeon_drm_winsys *rws);
  72. void radeon_bomgr_init_functions(struct radeon_drm_winsys *ws);
  73.  
  74. static INLINE
  75. void radeon_bo_reference(struct radeon_bo **dst, struct radeon_bo *src)
  76. {
  77.     pb_reference((struct pb_buffer**)dst, (struct pb_buffer*)src);
  78. }
  79.  
  80. void *radeon_bo_do_map(struct radeon_bo *bo);
  81.  
  82. #endif
  83.