src/gallium/state_trackers/clover/api/interop.cpp

   1 //
   2 // Copyright 2015 Advanced Micro Devices, Inc.
   3 // All Rights Reserved.
   4 //
   5 // Permission is hereby granted, free of charge, to any person obtaining a
   6 // copy of this software and associated documentation files (the "Software"),
   7 // to deal in the Software without restriction, including without limitation
   8 // the rights to use, copy, modify, merge, publish, distribute, sublicense,
   9 // and/or sell copies of the Software, and to permit persons to whom the
  10 // Software is furnished to do so, subject to the following conditions:
  11 //
  12 // The above copyright notice and this permission notice shall be included in
  13 // all copies or substantial portions of the 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 NONINFRINGEMENT.  IN NO EVENT SHALL
  18 // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  19 // OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  20 // ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  21 // OTHER DEALINGS IN THE SOFTWARE.
  22 //
  23
  24 #include "core/event.hpp"
  25 #include "api/util.hpp"
  26
  27 using namespace clover;
  28
  29 extern "C" {
  30
  31 PUBLIC bool
  32 opencl_dri_event_add_ref(cl_event event)
  33 {
  34    /* This should fail if the event hasn't been created by
  35     * clEnqueueReleaseGLObjects or clEnqueueReleaseEGLObjects.
  36     *
  37     * TODO: implement the CL functions
  38     */
  39    return false; /*return clRetainEvent(event) == CL_SUCCESS;*/
  40 }
  41
  42 PUBLIC bool
  43 opencl_dri_event_release(cl_event event)
  44 {
  45    return clReleaseEvent(event) == CL_SUCCESS;
  46 }
  47
  48 PUBLIC bool
  49 opencl_dri_event_wait(cl_event event, uint64_t timeout) try {
  50    if (!timeout) {
  51       return obj(event).status() == CL_COMPLETE;
  52    }
  53
  54    obj(event).wait();
  55    return true;
  56
  57 } catch (error &) {
  58    return false;
  59 }
  60
  61 PUBLIC struct pipe_fence_handle *
  62 opencl_dri_event_get_fence(cl_event event) try {
  63    return obj(event).fence();
  64
  65 } catch (error &) {
  66    return NULL;
  67 }
  68
  69 }