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//
// Copyright 2012 Francisco Jerez
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
// OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.
//
#ifndef CLOVER_CORE_QUEUE_HPP
#define CLOVER_CORE_QUEUE_HPP
#include <deque>
#include <mutex>
#include "core/object.hpp"
#include "core/context.hpp"
#include "core/timestamp.hpp"
#include "pipe/p_context.h"
namespace clover {
class resource;
class mapping;
class hard_event;
class command_queue : public ref_counter, public _cl_command_queue {
public:
command_queue(clover::context &ctx, clover::device &dev,
cl_command_queue_properties props);
~command_queue();
command_queue(const command_queue &q) = delete;
command_queue &
operator=(const command_queue &q) = delete;
void flush();
cl_command_queue_properties properties() const;
bool profiling_enabled() const;
const intrusive_ref<clover::context> context;
const intrusive_ref<clover::device> device;
friend class resource;
friend class root_resource;
friend class mapping;
friend class hard_event;
friend class sampler;
friend class kernel;
friend class clover::timestamp::query;
friend class clover::timestamp::current;
private:
/// Serialize a hardware event with respect to the previous ones,
/// and push it to the pending list.
void sequence(hard_event &ev);
cl_command_queue_properties props;
pipe_context *pipe;
std::mutex queued_events_mutex;
std::deque<intrusive_ref<hard_event>> queued_events;
};
}
#endif
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