61 lines
1.9 KiB
C
61 lines
1.9 KiB
C
/*
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* Copyright (C) 2012-2017 ARM Limited or its affiliates.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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/* \file request_mgr.h
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* Request Manager
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*/
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#ifndef __REQUEST_MGR_H__
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#define __REQUEST_MGR_H__
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#include "cc_hw_queue_defs.h"
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int request_mgr_init(struct ssi_drvdata *drvdata);
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/*!
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* Enqueue caller request to crypto hardware.
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*
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* \param drvdata
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* \param ssi_req The request to enqueue
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* \param desc The crypto sequence
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* \param len The crypto sequence length
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* \param is_dout If "true": completion is handled by the caller
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* If "false": this function adds a dummy descriptor completion
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* and waits upon completion signal.
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*
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* \return int Returns -EINPROGRESS if "is_dout=ture"; "0" if "is_dout=false"
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*/
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int send_request(
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struct ssi_drvdata *drvdata, struct ssi_crypto_req *ssi_req,
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struct cc_hw_desc *desc, unsigned int len, bool is_dout);
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int send_request_init(
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struct ssi_drvdata *drvdata, struct cc_hw_desc *desc, unsigned int len);
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void complete_request(struct ssi_drvdata *drvdata);
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void request_mgr_fini(struct ssi_drvdata *drvdata);
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#if defined(CONFIG_PM_RUNTIME) || defined(CONFIG_PM_SLEEP)
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int ssi_request_mgr_runtime_resume_queue(struct ssi_drvdata *drvdata);
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int ssi_request_mgr_runtime_suspend_queue(struct ssi_drvdata *drvdata);
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bool ssi_request_mgr_is_queue_runtime_suspend(struct ssi_drvdata *drvdata);
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#endif
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#endif /*__REQUEST_MGR_H__*/
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