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  1. /**********************************************************
  2.  * Copyright 2009 VMware, Inc.  All rights reserved.
  3.  *
  4.  * Permission is hereby granted, free of charge, to any person
  5.  * obtaining a copy of this software and associated documentation
  6.  * files (the "Software"), to deal in the Software without
  7.  * restriction, including without limitation the rights to use, copy,
  8.  * modify, merge, publish, distribute, sublicense, and/or sell copies
  9.  * of the Software, and to permit persons to whom the Software is
  10.  * furnished to do so, subject to the following conditions:
  11.  *
  12.  * The above copyright notice and this permission notice shall be
  13.  * included in all copies or substantial portions of the Software.
  14.  *
  15.  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  16.  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  17.  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  18.  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  19.  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  20.  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  21.  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  22.  * SOFTWARE.
  23.  *
  24.  **********************************************************/
  25.  
  26.  
  27. #ifndef VMW_BUFFER_H_
  28. #define VMW_BUFFER_H_
  29.  
  30. #include <assert.h>
  31. #include "pipe/p_compiler.h"
  32. #include "pipebuffer/pb_bufmgr.h"
  33. #include "util/u_debug_flush.h"
  34.  
  35.  
  36. #define VMW_BUFFER_USAGE_SHARED    (1 << 20)
  37. #define VMW_BUFFER_USAGE_SYNC      (1 << 21)
  38.  
  39. struct SVGAGuestPtr;
  40. struct pb_buffer;
  41. struct pb_manager;
  42. struct svga_winsys_buffer;
  43. struct svga_winsys_surface;
  44. struct vmw_winsys_screen;
  45.  
  46. struct vmw_buffer_desc {
  47.    struct pb_desc pb_desc;
  48.    struct vmw_region *region;
  49. };
  50.  
  51.  
  52. #ifdef DEBUG
  53.  
  54. struct pb_buffer *
  55. vmw_pb_buffer(struct svga_winsys_buffer *buffer);
  56. struct svga_winsys_buffer *
  57. vmw_svga_winsys_buffer_wrap(struct pb_buffer *buffer);
  58. struct debug_flush_buf *
  59. vmw_debug_flush_buf(struct svga_winsys_buffer *buffer);
  60.  
  61. #else
  62. static INLINE struct pb_buffer *
  63. vmw_pb_buffer(struct svga_winsys_buffer *buffer)
  64. {
  65.    assert(buffer);
  66.    return (struct pb_buffer *)buffer;
  67. }
  68.  
  69.  
  70. static INLINE struct svga_winsys_buffer *
  71. vmw_svga_winsys_buffer_wrap(struct pb_buffer *buffer)
  72. {
  73.    return (struct svga_winsys_buffer *)buffer;
  74. }
  75. #endif
  76.  
  77. void
  78. vmw_svga_winsys_buffer_destroy(struct svga_winsys_screen *sws,
  79.                                struct svga_winsys_buffer *buf);
  80. void *
  81. vmw_svga_winsys_buffer_map(struct svga_winsys_screen *sws,
  82.                            struct svga_winsys_buffer *buf,
  83.                            unsigned flags);
  84.  
  85. void
  86. vmw_svga_winsys_buffer_unmap(struct svga_winsys_screen *sws,
  87.                              struct svga_winsys_buffer *buf);
  88.  
  89. struct pb_manager *
  90. vmw_gmr_bufmgr_create(struct vmw_winsys_screen *vws);
  91.  
  92. boolean
  93. vmw_gmr_bufmgr_region_ptr(struct pb_buffer *buf,
  94.                           struct SVGAGuestPtr *ptr);
  95.  
  96.  
  97. #endif /* VMW_BUFFER_H_ */
  98.