/* SPDX-License-Identifier: GPL-2.0 * Marvell OcteonTX CPT driver * * Copyright (C) 2019 Marvell International Ltd. * * 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. */ #ifndef __OTX_CPTVF_REQUEST_MANAGER_H #define __OTX_CPTVF_REQUEST_MANAGER_H #include <linux/types.h> #include <linux/crypto.h> #include <linux/pci.h> #include "otx_cpt_hw_types.h" /* * Maximum total number of SG buffers is 100, we divide it equally * between input and output */ #define OTX_CPT_MAX_SG_IN_CNT … #define OTX_CPT_MAX_SG_OUT_CNT … /* DMA mode direct or SG */ #define OTX_CPT_DMA_DIRECT_DIRECT … #define OTX_CPT_DMA_GATHER_SCATTER … /* Context source CPTR or DPTR */ #define OTX_CPT_FROM_CPTR … #define OTX_CPT_FROM_DPTR … /* CPT instruction queue alignment */ #define OTX_CPT_INST_Q_ALIGNMENT … #define OTX_CPT_MAX_REQ_SIZE … /* Default command timeout in seconds */ #define OTX_CPT_COMMAND_TIMEOUT … #define OTX_CPT_TIMER_HOLD … #define OTX_CPT_COUNT_HOLD … #define OTX_CPT_TIME_IN_RESET_COUNT … /* Minimum and maximum values for interrupt coalescing */ #define OTX_CPT_COALESC_MIN_TIME_WAIT … #define OTX_CPT_COALESC_MAX_TIME_WAIT … #define OTX_CPT_COALESC_MIN_NUM_WAIT … #define OTX_CPT_COALESC_MAX_NUM_WAIT … otx_cpt_opcode_info; struct otx_cptvf_request { … }; struct otx_cpt_buf_ptr { … }; otx_cpt_ctrl_info; /* * CPT_INST_S software command definitions * Words EI (0-3) */ otx_cpt_iq_cmd_word0; otx_cpt_iq_cmd_word3; struct otx_cpt_iq_cmd { … }; struct otx_cpt_sglist_component { … }; struct otx_cpt_pending_entry { … }; struct otx_cpt_pending_queue { … }; struct otx_cpt_req_info { … }; struct otx_cpt_info_buffer { … }; static inline void do_request_cleanup(struct pci_dev *pdev, struct otx_cpt_info_buffer *info) { … } struct otx_cptvf_wqe; void otx_cpt_dump_sg_list(struct pci_dev *pdev, struct otx_cpt_req_info *req); void otx_cpt_post_process(struct otx_cptvf_wqe *wqe); int otx_cpt_do_request(struct pci_dev *pdev, struct otx_cpt_req_info *req, int cpu_num); #endif /* __OTX_CPTVF_REQUEST_MANAGER_H */
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