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/*
* Copyright © 2012 Intel Corporation
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef __CL_COMMAND_QUEUE_H__
#define __CL_COMMAND_QUEUE_H__
#include <stdint.h>
#include "CL/cl.h"
typedef struct _cl_command_queue {
uint64_t magic; /* To identify it as a command queue */
volatile int ref_n; /* We reference count this object */
cl_device_id device; /* Its device. */
cl_context ctx; /* The context it belongs to. */
cl_event* barrier_events; /* Point to array of non-complete user events that block this command queue */
cl_int barrier_events_num; /* Number of Non-complete user events */
cl_int barrier_events_size; /* The size of array that wait_events point to */
cl_event* wait_events; /* Point to array of non-complete user events that block this command queue */
cl_int wait_events_num; /* Number of Non-complete user events */
cl_int wait_events_size; /* The size of array that wait_events point to */
cl_command_queue_properties props; /* Queue properties */
cl_command_queue prev, next; /* We chain the command queues together */
void* pdata; /* The private data for driver. */
void* worker; /* The worker thread related info. */
} _cl_command_queue;
/* Represent one enqueued work item, eg, EnqueueNDRange. */
typedef struct _cl_command_queue_work_item {
struct _cl_command_queue_work_item *prev, *next;
cl_event event; // The event represent this work.
cl_event* depend_events;
cl_uint depend_event_num;
void* content;
} _cl_command_queue_work_item;
typedef _cl_command_queue_work_item* cl_command_queue_work_item;
#endif /* __CL_COMMAND_QUEUE_H__ */
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