src/gallium/state_trackers/clover/core/queue.hpp

   1 //
   2 // Copyright 2012 Francisco Jerez
   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 // the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8 // and/or sell copies of the Software, and to permit persons to whom the
   9 // Software is furnished to do so, subject to the following conditions:
  10 //
  11 // The above copyright notice and this permission notice shall be included in
  12 // all copies or substantial portions of the Software.
  13 //
  14 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17 // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  18 // OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  19 // ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  20 // OTHER DEALINGS IN THE SOFTWARE.
  21 //
  22
  23 #ifndef CLOVER_CORE_QUEUE_HPP
  24 #define CLOVER_CORE_QUEUE_HPP
  25
  26 #include "core/object.hpp"
  27 #include "core/context.hpp"
  28 #include "core/timestamp.hpp"
  29 #include "pipe/p_context.h"
  30
  31 namespace clover {
  32    typedef struct _cl_command_queue command_queue;
  33    class resource;
  34    class mapping;
  35    class hard_event;
  36 }
  37
  38 struct _cl_command_queue : public clover::ref_counter {
  39 public:
  40    _cl_command_queue(clover::context &ctx, clover::device &dev,
  41                      cl_command_queue_properties props);
  42    _cl_command_queue(const _cl_command_queue &q) = delete;
  43    ~_cl_command_queue();
  44
  45    void flush();
  46
  47    cl_command_queue_properties props() const;
  48    bool profiling_enabled() const;
  49
  50    clover::context &ctx;
  51    clover::device &dev;
  52
  53    friend class clover::resource;
  54    friend class clover::root_resource;
  55    friend class clover::mapping;
  56    friend class clover::hard_event;
  57    friend struct _cl_sampler;
  58    friend struct _cl_kernel;
  59    friend class clover::timestamp::query;
  60    friend class clover::timestamp::current;
  61
  62 private:
  63    /// Serialize a hardware event with respect to the previous ones,
  64    /// and push it to the pending list.
  65    void sequence(clover::hard_event *ev);
  66
  67    cl_command_queue_properties _props;
  68    pipe_context *pipe;
  69
  70    typedef clover::ref_ptr<clover::hard_event> event_ptr;
  71    std::vector<event_ptr> queued_events;
  72 };
  73
  74 #endif