queue.hpp revision 60e7b08101295099618a3c1f879440b257265253
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 BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
18// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
19// OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20// SOFTWARE.
21//
22
23#ifndef __CORE_QUEUE_HPP__
24#define __CORE_QUEUE_HPP__
25
26#include "core/base.hpp"
27#include "core/context.hpp"
28#include "pipe/p_context.h"
29
30namespace clover {
31   typedef struct _cl_command_queue command_queue;
32   class resource;
33   class mapping;
34   class hard_event;
35}
36
37struct _cl_command_queue : public clover::ref_counter {
38public:
39   _cl_command_queue(clover::context &ctx, clover::device &dev,
40                     cl_command_queue_properties props);
41   _cl_command_queue(const _cl_command_queue &q) = delete;
42   ~_cl_command_queue();
43
44   void flush();
45
46   cl_command_queue_properties props() const {
47      return __props;
48   }
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
60private:
61   /// Serialize a hardware event with respect to the previous ones,
62   /// and push it to the pending list.
63   void sequence(clover::hard_event *ev);
64
65   cl_command_queue_properties __props;
66   pipe_context *pipe;
67
68   typedef clover::ref_ptr<clover::hard_event> event_ptr;
69   std::vector<event_ptr> queued_events;
70};
71
72#endif
73