13287e96aSThomas Gleixner /* SPDX-License-Identifier: GPL-2.0-only */ 2ace7f46bSManish Rangankar /* 3ace7f46bSManish Rangankar * QLogic iSCSI Offload Driver 4ace7f46bSManish Rangankar * Copyright (c) 2016 Cavium Inc. 5ace7f46bSManish Rangankar */ 6ace7f46bSManish Rangankar 7ace7f46bSManish Rangankar #ifndef _QEDI_GBL_H_ 8ace7f46bSManish Rangankar #define _QEDI_GBL_H_ 9ace7f46bSManish Rangankar 10ace7f46bSManish Rangankar #include "qedi_iscsi.h" 11ace7f46bSManish Rangankar 12bd571195SArnd Bergmann #ifdef CONFIG_DEBUG_FS 13bd571195SArnd Bergmann extern int qedi_do_not_recover; 14bd571195SArnd Bergmann #else 15bd571195SArnd Bergmann #define qedi_do_not_recover (0) 16bd571195SArnd Bergmann #endif 17bd571195SArnd Bergmann 18ace7f46bSManish Rangankar extern uint qedi_io_tracing; 19bd571195SArnd Bergmann 20*80602acaSBart Van Assche extern const struct scsi_host_template qedi_host_template; 21ace7f46bSManish Rangankar extern struct iscsi_transport qedi_iscsi_transport; 22ace7f46bSManish Rangankar extern const struct qed_iscsi_ops *qedi_ops; 23779936faSArnd Bergmann extern const struct qedi_debugfs_ops qedi_debugfs_ops[]; 24779936faSArnd Bergmann extern const struct file_operations qedi_dbg_fops[]; 251ebbd3b1SBart Van Assche extern const struct attribute_group *qedi_shost_groups[]; 26ace7f46bSManish Rangankar 27ace7f46bSManish Rangankar int qedi_alloc_sq(struct qedi_ctx *qedi, struct qedi_endpoint *ep); 28ace7f46bSManish Rangankar void qedi_free_sq(struct qedi_ctx *qedi, struct qedi_endpoint *ep); 29ace7f46bSManish Rangankar 30ace7f46bSManish Rangankar int qedi_send_iscsi_login(struct qedi_conn *qedi_conn, 31ace7f46bSManish Rangankar struct iscsi_task *task); 32ace7f46bSManish Rangankar int qedi_send_iscsi_logout(struct qedi_conn *qedi_conn, 33ace7f46bSManish Rangankar struct iscsi_task *task); 34f7eea752SMike Christie int qedi_send_iscsi_tmf(struct qedi_conn *qedi_conn, struct iscsi_task *mtask); 35ace7f46bSManish Rangankar int qedi_send_iscsi_text(struct qedi_conn *qedi_conn, 36ace7f46bSManish Rangankar struct iscsi_task *task); 37ace7f46bSManish Rangankar int qedi_send_iscsi_nopout(struct qedi_conn *qedi_conn, 38ace7f46bSManish Rangankar struct iscsi_task *task, 39ace7f46bSManish Rangankar char *datap, int data_len, int unsol); 40ace7f46bSManish Rangankar int qedi_iscsi_send_ioreq(struct iscsi_task *task); 41ace7f46bSManish Rangankar int qedi_get_task_idx(struct qedi_ctx *qedi); 42ace7f46bSManish Rangankar void qedi_clear_task_idx(struct qedi_ctx *qedi, int idx); 43ace7f46bSManish Rangankar int qedi_iscsi_cleanup_task(struct iscsi_task *task, 44ace7f46bSManish Rangankar bool mark_cmd_node_deleted); 45ace7f46bSManish Rangankar void qedi_iscsi_unmap_sg_list(struct qedi_cmd *cmd); 46ace7f46bSManish Rangankar void qedi_update_itt_map(struct qedi_ctx *qedi, u32 tid, u32 proto_itt, 47ace7f46bSManish Rangankar struct qedi_cmd *qedi_cmd); 48ace7f46bSManish Rangankar void qedi_get_proto_itt(struct qedi_ctx *qedi, u32 tid, u32 *proto_itt); 49ace7f46bSManish Rangankar void qedi_get_task_tid(struct qedi_ctx *qedi, u32 itt, int16_t *tid); 50ace7f46bSManish Rangankar void qedi_process_iscsi_error(struct qedi_endpoint *ep, 51da090917STomer Tayar struct iscsi_eqe_data *data); 52ace7f46bSManish Rangankar void qedi_start_conn_recovery(struct qedi_ctx *qedi, 53ace7f46bSManish Rangankar struct qedi_conn *qedi_conn); 54ace7f46bSManish Rangankar struct qedi_conn *qedi_get_conn_from_id(struct qedi_ctx *qedi, u32 iscsi_cid); 55da090917STomer Tayar void qedi_process_tcp_error(struct qedi_endpoint *ep, 56da090917STomer Tayar struct iscsi_eqe_data *data); 57ace7f46bSManish Rangankar void qedi_mark_device_missing(struct iscsi_cls_session *cls_session); 58ace7f46bSManish Rangankar void qedi_mark_device_available(struct iscsi_cls_session *cls_session); 59ace7f46bSManish Rangankar void qedi_reset_host_mtu(struct qedi_ctx *qedi, u16 mtu); 60ace7f46bSManish Rangankar int qedi_recover_all_conns(struct qedi_ctx *qedi); 61ace7f46bSManish Rangankar void qedi_fp_process_cqes(struct qedi_work *work); 62ace7f46bSManish Rangankar int qedi_cleanup_all_io(struct qedi_ctx *qedi, 63ace7f46bSManish Rangankar struct qedi_conn *qedi_conn, 64ace7f46bSManish Rangankar struct iscsi_task *task, bool in_recovery); 65ace7f46bSManish Rangankar void qedi_trace_io(struct qedi_ctx *qedi, struct iscsi_task *task, 66ace7f46bSManish Rangankar u16 tid, int8_t direction); 67ace7f46bSManish Rangankar int qedi_alloc_id(struct qedi_portid_tbl *id_tbl, u16 id); 68ace7f46bSManish Rangankar u16 qedi_alloc_new_id(struct qedi_portid_tbl *id_tbl); 69ace7f46bSManish Rangankar void qedi_free_id(struct qedi_portid_tbl *id_tbl, u16 id); 70ace7f46bSManish Rangankar void qedi_clearsq(struct qedi_ctx *qedi, 71ace7f46bSManish Rangankar struct qedi_conn *qedi_conn, 72ace7f46bSManish Rangankar struct iscsi_task *task); 73ace7f46bSManish Rangankar 74ace7f46bSManish Rangankar #endif 75