src/gallium/winsys/drm/vmware/core/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
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  13  * included in all copies or substantial portions of the Software.
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  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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  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 /** Cast from a pipe_fence_handle pointer into a SVGA fence */
  40 static INLINE uint32_t
  41 vmw_fence( struct pipe_fence_handle *fence )
  42 {
  43    return (uint32_t)(uintptr_t)fence;
  44 }
  45
  46
  47 /** Cast from a SVGA fence number to pipe_fence_handle pointer */
  48 static INLINE struct pipe_fence_handle *
  49 vmw_pipe_fence( uint32_t fence )
  50 {
  51    return (struct pipe_fence_handle *)(uintptr_t)fence;
  52 }
  53
  54
  55 struct pb_fence_ops *
  56 vmw_fence_ops_create(struct vmw_winsys_screen *vws);
  57
  58
  59 #endif /* VMW_FENCE_H_ */