src/gallium/winsys/svga/drm/vmw_fence.h

   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
  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(uint32_t handle, uint32_t mask);
  41
  42 int
  43 vmw_fence_finish(struct vmw_winsys_screen *vws,
  44                  struct pipe_fence_handle *fence,
  45                  unsigned flag);
  46 int
  47 vmw_fence_signalled(struct vmw_winsys_screen *vws,
  48                     struct pipe_fence_handle *fence,
  49                     unsigned flag);
  50 void
  51 vmw_fence_reference(struct vmw_winsys_screen *vws,
  52                     struct pipe_fence_handle **ptr,
  53                     struct pipe_fence_handle *fence);
  54
  55 struct pb_fence_ops *
  56 vmw_fence_ops_create(struct vmw_winsys_screen *vws);
  57
  58
  59
  60 #endif /* VMW_FENCE_H_ */