/*
* Copyright 2015-2017, Intel Corporation
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* * Neither the name of the copyright holder nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
* benchmark_worker.hpp -- benchmark_worker module declarations
*/
#include "benchmark.hpp"
#include "os_thread.h"
/*
*
* The following table shows valid state transitions upon specified
* API calls and operations performed by the worker thread:
*
* +========================+==========================+=============+
* | Application | State | Worker |
* +========================+==========================+=============+
* | benchmark_worker_alloc | WORKER_STATE_IDLE | wait |
* +------------------------+--------------------------+-------------+
* | benchmark_worker_init | WORKER_STATE_INIT | invoke init |
* +------------------------+--------------------------+-------------+
* | wait | WORKER_STATE_INITIALIZED | end of init |
* +------------------------+--------------------------+-------------+
* | benchmark_worker_run | WORKER_STATE_RUN | invoke func |
* +------------------------+--------------------------+-------------+
* | benchmark_worker_join | WORKER_STATE_END | end of func |
* +------------------------+--------------------------+-------------+
* | benchmark_worker_exit | WORKER_STATE_EXIT | invoke exit |
* +------------------------+--------------------------+-------------+
* | wait | WORKER_STATE_DONE | end of exit |
* +------------------------+--------------------------+-------------+
*/
enum benchmark_worker_state {
WORKER_STATE_IDLE,
WORKER_STATE_INIT,
WORKER_STATE_INITIALIZED,
WORKER_STATE_RUN,
WORKER_STATE_END,
WORKER_STATE_EXIT,
WORKER_STATE_DONE,
MAX_WORKER_STATE,
};
struct benchmark_worker {
os_thread_t thread;
struct benchmark *bench;
struct benchmark_args *args;
struct worker_info info;
int ret;
int ret_init;
int (*func)(struct benchmark *bench, struct worker_info *info);
int (*init)(struct benchmark *bench, struct benchmark_args *args,
struct worker_info *info);
void (*exit)(struct benchmark *bench, struct benchmark_args *args,
struct worker_info *info);
os_cond_t cond;
os_mutex_t lock;
enum benchmark_worker_state state;
};
struct benchmark_worker *benchmark_worker_alloc(void);
void benchmark_worker_free(struct benchmark_worker *);
int benchmark_worker_init(struct benchmark_worker *);
void benchmark_worker_exit(struct benchmark_worker *);
int benchmark_worker_run(struct benchmark_worker *);
int benchmark_worker_join(struct benchmark_worker *);