/* SPDX-License-Identifier: GPL-2.0 */ /* Copyright (C) 2012-2019 ARM Limited (or its affiliates). */ /* \file cc_request_mgr.h * Request Manager */ #ifndef __REQUEST_MGR_H__ #define __REQUEST_MGR_H__ #include "cc_hw_queue_defs.h" int cc_req_mgr_init(struct cc_drvdata *drvdata); /*! * Enqueue caller request to crypto hardware. * * \param drvdata * \param cc_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 or error */ int cc_send_request(struct cc_drvdata *drvdata, struct cc_crypto_req *cc_req, struct cc_hw_desc *desc, unsigned int len, struct crypto_async_request *req); int cc_send_sync_request(struct cc_drvdata *drvdata, struct cc_crypto_req *cc_req, struct cc_hw_desc *desc, unsigned int len); int send_request_init(struct cc_drvdata *drvdata, struct cc_hw_desc *desc, unsigned int len); void complete_request(struct cc_drvdata *drvdata); void cc_req_mgr_fini(struct cc_drvdata *drvdata); #if defined(CONFIG_PM) int cc_resume_req_queue(struct cc_drvdata *drvdata); int cc_suspend_req_queue(struct cc_drvdata *drvdata); bool cc_req_queue_suspended(struct cc_drvdata *drvdata); #endif #endif /*__REQUEST_MGR_H__*/