src/gallium/drivers/zink/zink_fence.h

   1 /*
   2  * Copyright 2018 Collabora Ltd.
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * on the rights to use, copy, modify, merge, publish, distribute, sub
   8  * license, and/or sell copies of the Software, and to permit persons to whom
   9  * the Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
  18  * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
  19  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
  20  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
  21  * USE OR OTHER DEALINGS IN THE SOFTWARE.
  22  */
  23
  24 #ifndef ZINK_FENCE_H
  25 #define ZINK_FENCE_H
  26
  27 #include "util/u_inlines.h"
  28
  29 #include <vulkan/vulkan.h>
  30
  31 struct pipe_screen;
  32 struct zink_screen;
  33
  34 struct zink_fence {
  35    struct pipe_reference reference;
  36    VkFence fence;
  37    struct set *active_queries; /* zink_query objects which were active at some point in this batch */
  38 };
  39
  40 static inline struct zink_fence *
  41 zink_fence(struct pipe_fence_handle *pfence)
  42 {
  43    return (struct zink_fence *)pfence;
  44 }
  45
  46 struct zink_fence *
  47 zink_create_fence(struct pipe_screen *pscreen, struct zink_batch *batch);
  48
  49 void
  50 zink_fence_reference(struct zink_screen *screen,
  51                      struct zink_fence **ptr,
  52                      struct zink_fence *fence);
  53
  54 bool
  55 zink_fence_finish(struct zink_screen *screen, struct zink_fence *fence,
  56                   uint64_t timeout_ns);
  57
  58 void
  59 zink_screen_fence_init(struct pipe_screen *pscreen);
  60
  61 #endif