91 lines
2.9 KiB
C
91 lines
2.9 KiB
C
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/* SPDX-License-Identifier: GPL-2.0-only */
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/* QLogic FCoE Offload Driver
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* Copyright (c) 2016-2018 Cavium Inc.
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*/
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#ifndef _FCOE_FW_FUNCS_H
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#define _FCOE_FW_FUNCS_H
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#include "drv_scsi_fw_funcs.h"
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#include "qedf_hsi.h"
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#include <linux/qed/qed_if.h>
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struct fcoe_task_params {
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/* Output parameter [set/filled by the HSI function] */
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struct fcoe_task_context *context;
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/* Output parameter [set/filled by the HSI function] */
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struct fcoe_wqe *sqe;
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enum fcoe_task_type task_type;
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u32 tx_io_size; /* in bytes */
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u32 rx_io_size; /* in bytes */
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u32 conn_cid;
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u16 itid;
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u8 cq_rss_number;
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/* Whether it's Tape device or not (0=Disk, 1=Tape) */
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u8 is_tape_device;
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};
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/**
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* @brief init_initiator_rw_fcoe_task - Initializes FCoE task context for
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* read/write task types and init fcoe_sqe
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*
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* @param task_params - Pointer to task parameters struct
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* @param sgl_task_params - Pointer to SGL task params
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* @param sense_data_buffer_phys_addr - Pointer to sense data buffer
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* @param task_retry_id - retry identification - Used only for Tape device
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* @param fcp_cmnd_payload - FCP CMD Payload
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*/
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int init_initiator_rw_fcoe_task(struct fcoe_task_params *task_params,
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struct scsi_sgl_task_params *sgl_task_params,
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struct regpair sense_data_buffer_phys_addr,
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u32 task_retry_id,
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u8 fcp_cmd_payload[32]);
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/**
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* @brief init_initiator_midpath_fcoe_task - Initializes FCoE task context for
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* midpath/unsolicited task types and init fcoe_sqe
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*
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* @param task_params - Pointer to task parameters struct
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* @param mid_path_fc_header - FC header
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* @param tx_sgl_task_params - Pointer to Tx SGL task params
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* @param rx_sgl_task_params - Pointer to Rx SGL task params
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* @param fw_to_place_fc_header - Indication if the FW will place the FC header
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* in addition to the data arrives.
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*/
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int init_initiator_midpath_unsolicited_fcoe_task(
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struct fcoe_task_params *task_params,
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struct fcoe_tx_mid_path_params *mid_path_fc_header,
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struct scsi_sgl_task_params *tx_sgl_task_params,
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struct scsi_sgl_task_params *rx_sgl_task_params,
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u8 fw_to_place_fc_header);
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/**
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* @brief init_initiator_abort_fcoe_task - Initializes FCoE task context for
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* abort task types and init fcoe_sqe
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*
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* @param task_params - Pointer to task parameters struct
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*/
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int init_initiator_abort_fcoe_task(struct fcoe_task_params *task_params);
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/**
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* @brief init_initiator_cleanup_fcoe_task - Initializes FCoE task context for
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* cleanup task types and init fcoe_sqe
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*
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*
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* @param task_params - Pointer to task parameters struct
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*/
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int init_initiator_cleanup_fcoe_task(struct fcoe_task_params *task_params);
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/**
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* @brief init_initiator_cleanup_fcoe_task - Initializes FCoE task context for
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* sequence recovery task types and init fcoe_sqe
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*
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*
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* @param task_params - Pointer to task parameters struct
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* @param desired_offset - The desired offest the task will be re-sent from
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*/
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int init_initiator_sequence_recovery_fcoe_task(
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struct fcoe_task_params *task_params,
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u32 desired_offset);
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#endif
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