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1/* SPDX-License-Identifier: GPL-2.0-only */2/*3 * QLogic iSCSI Offload Driver4 * Copyright (c) 2016 Cavium Inc.5 */6 7#ifndef _QEDI_GBL_H_8#define _QEDI_GBL_H_9 10#include "qedi_iscsi.h"11 12#ifdef CONFIG_DEBUG_FS13extern int qedi_do_not_recover;14#else15#define qedi_do_not_recover (0)16#endif17 18extern uint qedi_io_tracing;19 20extern const struct scsi_host_template qedi_host_template;21extern struct iscsi_transport qedi_iscsi_transport;22extern const struct qed_iscsi_ops *qedi_ops;23extern const struct qedi_debugfs_ops qedi_debugfs_ops[];24extern const struct file_operations qedi_dbg_fops[];25extern const struct attribute_group *qedi_shost_groups[];26 27int qedi_alloc_sq(struct qedi_ctx *qedi, struct qedi_endpoint *ep);28void qedi_free_sq(struct qedi_ctx *qedi, struct qedi_endpoint *ep);29 30int qedi_send_iscsi_login(struct qedi_conn *qedi_conn,31			  struct iscsi_task *task);32int qedi_send_iscsi_logout(struct qedi_conn *qedi_conn,33			   struct iscsi_task *task);34int qedi_send_iscsi_tmf(struct qedi_conn *qedi_conn, struct iscsi_task *mtask);35int qedi_send_iscsi_text(struct qedi_conn *qedi_conn,36			 struct iscsi_task *task);37int qedi_send_iscsi_nopout(struct qedi_conn *qedi_conn,38			   struct iscsi_task *task,39			   char *datap, int data_len, int unsol);40int qedi_iscsi_send_ioreq(struct iscsi_task *task);41int qedi_get_task_idx(struct qedi_ctx *qedi);42void qedi_clear_task_idx(struct qedi_ctx *qedi, int idx);43int qedi_iscsi_cleanup_task(struct iscsi_task *task,44			    bool mark_cmd_node_deleted);45void qedi_iscsi_unmap_sg_list(struct qedi_cmd *cmd);46void qedi_update_itt_map(struct qedi_ctx *qedi, u32 tid, u32 proto_itt,47			 struct qedi_cmd *qedi_cmd);48void qedi_get_proto_itt(struct qedi_ctx *qedi, u32 tid, u32 *proto_itt);49void qedi_get_task_tid(struct qedi_ctx *qedi, u32 itt, int16_t *tid);50void qedi_process_iscsi_error(struct qedi_endpoint *ep,51			      struct iscsi_eqe_data *data);52void qedi_start_conn_recovery(struct qedi_ctx *qedi,53			      struct qedi_conn *qedi_conn);54struct qedi_conn *qedi_get_conn_from_id(struct qedi_ctx *qedi, u32 iscsi_cid);55void qedi_process_tcp_error(struct qedi_endpoint *ep,56			    struct iscsi_eqe_data *data);57void qedi_mark_device_missing(struct iscsi_cls_session *cls_session);58void qedi_mark_device_available(struct iscsi_cls_session *cls_session);59void qedi_reset_host_mtu(struct qedi_ctx *qedi, u16 mtu);60int qedi_recover_all_conns(struct qedi_ctx *qedi);61void qedi_fp_process_cqes(struct qedi_work *work);62int qedi_cleanup_all_io(struct qedi_ctx *qedi,63			struct qedi_conn *qedi_conn,64			struct iscsi_task *task, bool in_recovery);65void qedi_trace_io(struct qedi_ctx *qedi, struct iscsi_task *task,66		   u16 tid, int8_t direction);67int qedi_alloc_id(struct qedi_portid_tbl *id_tbl, u16 id);68u16 qedi_alloc_new_id(struct qedi_portid_tbl *id_tbl);69void qedi_free_id(struct qedi_portid_tbl *id_tbl, u16 id);70void qedi_clearsq(struct qedi_ctx *qedi,71		  struct qedi_conn *qedi_conn,72		  struct iscsi_task *task);73 74#endif75