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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_EVENT_H__
#define __CL_EVENT_H__
#include <stdint.h>
#include "CL/cl.h"
typedef void (CL_CALLBACK *cl_event_notify)(cl_event event, cl_int event_command_exec_status, void *user_data);
typedef struct _cl_event_user_cb {
cl_int status; /* The execution status */
cl_bool executed; /* Indicat the callback function been called or not */
cl_event_notify pfn_notify; /* Callback function */
void* user_data; /* Callback user data */
struct _cl_event_user_cb* next; /* Next event callback in list */
} _cl_event_user_cb;
typedef struct _cl_event_user_cb* cl_event_user_cb;
typedef struct _cl_event {
uint64_t magic; /* To identify it as a sampler object */
volatile int ref_n; /* We reference count this object */
cl_event prev, next; /* We chain the event in context together */
cl_context ctx; /* The context associated with event */
cl_command_queue queue; /* The command queue associated with event, NULL for usr event */
cl_command_type type; /* The command type associated with event */
cl_int status; /* The execution status */
cl_event_user_cb user_cb; /* User set callback. */
cl_bool user_event; /* User create event. */
cl_int marker_or_barrier; /* Is marker or barrier. 1 for marker, 2 for barrier. */
cl_ulong timestamp[4]; /* The time stamps for profiling. */
cl_event* wait_events; /* The events we are waiting for. */
cl_uint wait_event_num; /* The waiting list number. */
cl_int (*set_status)(cl_event event, cl_int status); /* The function to update the status. */
pthread_mutex_t lock; /* The lock to protect the struct. */
} _cl_event;
typedef _cl_event* cl_event;
#define IS_MARKER_EVENT(E) (E->marker_or_barrier == 1)
#define IS_BARRIER_EVENT(E) (E->marker_or_barrier == 2)
#define SET_MARKER_EVENT(E) (E->marker_or_barrier = 1)
#define SET_BARRIER_EVENT(E) (E->marker_or_barrier = 2)
#endif /* __CL_EVENT_H__ */
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