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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_FENCE_H_
  28. #define VMW_FENCE_H_
  29.  
  30.  
  31. #include "pipe/p_compiler.h"
  32. #include "pipebuffer/pb_buffer_fenced.h"
  33.  
  34. struct pipe_fence_handle;
  35. struct pb_fence_ops;
  36. struct vmw_winsys_screen;
  37.  
  38.  
  39. struct pipe_fence_handle *
  40. vmw_fence_create(struct pb_fence_ops *fence_ops,
  41.                  uint32_t handle, uint32_t seqno, uint32_t mask);
  42.  
  43. int
  44. vmw_fence_finish(struct vmw_winsys_screen *vws,
  45.                  struct pipe_fence_handle *fence,
  46.                  unsigned flag);
  47. int
  48. vmw_fence_signalled(struct vmw_winsys_screen *vws,
  49.                     struct pipe_fence_handle *fence,
  50.                     unsigned flag);
  51. void
  52. vmw_fence_reference(struct vmw_winsys_screen *vws,
  53.                     struct pipe_fence_handle **ptr,
  54.                     struct pipe_fence_handle *fence);
  55.  
  56. struct pb_fence_ops *
  57. vmw_fence_ops_create(struct vmw_winsys_screen *vws);
  58.  
  59.  
  60.  
  61. #endif /* VMW_FENCE_H_ */
  62.