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/*
* Copyright (C) 2012-2017 ARM Limited or its affiliates.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
/* \file request_mgr.h
* Request Manager
*/
#ifndef __REQUEST_MGR_H__
#define __REQUEST_MGR_H__
#include "cc_hw_queue_defs.h"
int request_mgr_init(struct ssi_drvdata *drvdata);
/*!
* Enqueue caller request to crypto hardware.
*
* \param drvdata
* \param ssi_req The request to enqueue
* \param desc The crypto sequence
* \param len The crypto sequence length
* \param is_dout If "true": completion is handled by the caller
* If "false": this function adds a dummy descriptor completion
* and waits upon completion signal.
*
* \return int Returns -EINPROGRESS if "is_dout=ture"; "0" if "is_dout=false"
*/
int send_request(
struct ssi_drvdata *drvdata, struct ssi_crypto_req *ssi_req,
struct cc_hw_desc *desc, unsigned int len, bool is_dout);
int send_request_init(
struct ssi_drvdata *drvdata, struct cc_hw_desc *desc, unsigned int len);
void complete_request(struct ssi_drvdata *drvdata);
void request_mgr_fini(struct ssi_drvdata *drvdata);
#if defined(CONFIG_PM_RUNTIME) || defined(CONFIG_PM_SLEEP)
int ssi_request_mgr_runtime_resume_queue(struct ssi_drvdata *drvdata);
int ssi_request_mgr_runtime_suspend_queue(struct ssi_drvdata *drvdata);
bool ssi_request_mgr_is_queue_runtime_suspend(struct ssi_drvdata *drvdata);
#endif
#endif /*__REQUEST_MGR_H__*/
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