/* Copyright 2012, Google Inc.
 * All rights reserved.
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 * 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 Google Inc. 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,
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 */

#include "mosys/ipc_lock.h"
#include "mosys/locks.h"

#include "drivers/google/cros_ec_lock.h"

#if defined(CONFIG_USE_SYSV_SEMAPHORE_LOCK)
static struct ipc_lock cros_ec_lock = SYSV_IPC_LOCK_INIT(CROS_EC_LOCK);
#else
static struct ipc_lock cros_ec_lock = LOCKFILE_INIT(CROS_EC_LOCKFILE_NAME);
#endif

int acquire_cros_ec_lock(int timeout_secs)
{
	return mosys_lock(&cros_ec_lock, timeout_secs*1000);
}

int release_cros_ec_lock(void)
{
	return mosys_unlock(&cros_ec_lock);
}