1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * QLogic iSCSI Offload Driver 4*4882a593Smuzhiyun * Copyright (c) 2016 Cavium Inc. 5*4882a593Smuzhiyun */ 6*4882a593Smuzhiyun 7*4882a593Smuzhiyun #ifndef _QEDI_GBL_H_ 8*4882a593Smuzhiyun #define _QEDI_GBL_H_ 9*4882a593Smuzhiyun 10*4882a593Smuzhiyun #include "qedi_iscsi.h" 11*4882a593Smuzhiyun 12*4882a593Smuzhiyun #ifdef CONFIG_DEBUG_FS 13*4882a593Smuzhiyun extern int qedi_do_not_recover; 14*4882a593Smuzhiyun #else 15*4882a593Smuzhiyun #define qedi_do_not_recover (0) 16*4882a593Smuzhiyun #endif 17*4882a593Smuzhiyun 18*4882a593Smuzhiyun extern uint qedi_io_tracing; 19*4882a593Smuzhiyun 20*4882a593Smuzhiyun extern struct scsi_host_template qedi_host_template; 21*4882a593Smuzhiyun extern struct iscsi_transport qedi_iscsi_transport; 22*4882a593Smuzhiyun extern const struct qed_iscsi_ops *qedi_ops; 23*4882a593Smuzhiyun extern const struct qedi_debugfs_ops qedi_debugfs_ops[]; 24*4882a593Smuzhiyun extern const struct file_operations qedi_dbg_fops[]; 25*4882a593Smuzhiyun extern struct device_attribute *qedi_shost_attrs[]; 26*4882a593Smuzhiyun 27*4882a593Smuzhiyun int qedi_alloc_sq(struct qedi_ctx *qedi, struct qedi_endpoint *ep); 28*4882a593Smuzhiyun void qedi_free_sq(struct qedi_ctx *qedi, struct qedi_endpoint *ep); 29*4882a593Smuzhiyun 30*4882a593Smuzhiyun int qedi_send_iscsi_login(struct qedi_conn *qedi_conn, 31*4882a593Smuzhiyun struct iscsi_task *task); 32*4882a593Smuzhiyun int qedi_send_iscsi_logout(struct qedi_conn *qedi_conn, 33*4882a593Smuzhiyun struct iscsi_task *task); 34*4882a593Smuzhiyun int qedi_iscsi_abort_work(struct qedi_conn *qedi_conn, 35*4882a593Smuzhiyun struct iscsi_task *mtask); 36*4882a593Smuzhiyun int qedi_send_iscsi_text(struct qedi_conn *qedi_conn, 37*4882a593Smuzhiyun struct iscsi_task *task); 38*4882a593Smuzhiyun int qedi_send_iscsi_nopout(struct qedi_conn *qedi_conn, 39*4882a593Smuzhiyun struct iscsi_task *task, 40*4882a593Smuzhiyun char *datap, int data_len, int unsol); 41*4882a593Smuzhiyun int qedi_iscsi_send_ioreq(struct iscsi_task *task); 42*4882a593Smuzhiyun int qedi_get_task_idx(struct qedi_ctx *qedi); 43*4882a593Smuzhiyun void qedi_clear_task_idx(struct qedi_ctx *qedi, int idx); 44*4882a593Smuzhiyun int qedi_iscsi_cleanup_task(struct iscsi_task *task, 45*4882a593Smuzhiyun bool mark_cmd_node_deleted); 46*4882a593Smuzhiyun void qedi_iscsi_unmap_sg_list(struct qedi_cmd *cmd); 47*4882a593Smuzhiyun void qedi_update_itt_map(struct qedi_ctx *qedi, u32 tid, u32 proto_itt, 48*4882a593Smuzhiyun struct qedi_cmd *qedi_cmd); 49*4882a593Smuzhiyun void qedi_get_proto_itt(struct qedi_ctx *qedi, u32 tid, u32 *proto_itt); 50*4882a593Smuzhiyun void qedi_get_task_tid(struct qedi_ctx *qedi, u32 itt, int16_t *tid); 51*4882a593Smuzhiyun void qedi_process_iscsi_error(struct qedi_endpoint *ep, 52*4882a593Smuzhiyun struct iscsi_eqe_data *data); 53*4882a593Smuzhiyun void qedi_start_conn_recovery(struct qedi_ctx *qedi, 54*4882a593Smuzhiyun struct qedi_conn *qedi_conn); 55*4882a593Smuzhiyun struct qedi_conn *qedi_get_conn_from_id(struct qedi_ctx *qedi, u32 iscsi_cid); 56*4882a593Smuzhiyun void qedi_process_tcp_error(struct qedi_endpoint *ep, 57*4882a593Smuzhiyun struct iscsi_eqe_data *data); 58*4882a593Smuzhiyun void qedi_mark_device_missing(struct iscsi_cls_session *cls_session); 59*4882a593Smuzhiyun void qedi_mark_device_available(struct iscsi_cls_session *cls_session); 60*4882a593Smuzhiyun void qedi_reset_host_mtu(struct qedi_ctx *qedi, u16 mtu); 61*4882a593Smuzhiyun int qedi_recover_all_conns(struct qedi_ctx *qedi); 62*4882a593Smuzhiyun void qedi_fp_process_cqes(struct qedi_work *work); 63*4882a593Smuzhiyun int qedi_cleanup_all_io(struct qedi_ctx *qedi, 64*4882a593Smuzhiyun struct qedi_conn *qedi_conn, 65*4882a593Smuzhiyun struct iscsi_task *task, bool in_recovery); 66*4882a593Smuzhiyun void qedi_trace_io(struct qedi_ctx *qedi, struct iscsi_task *task, 67*4882a593Smuzhiyun u16 tid, int8_t direction); 68*4882a593Smuzhiyun int qedi_alloc_id(struct qedi_portid_tbl *id_tbl, u16 id); 69*4882a593Smuzhiyun u16 qedi_alloc_new_id(struct qedi_portid_tbl *id_tbl); 70*4882a593Smuzhiyun void qedi_free_id(struct qedi_portid_tbl *id_tbl, u16 id); 71*4882a593Smuzhiyun int qedi_create_sysfs_ctx_attr(struct qedi_ctx *qedi); 72*4882a593Smuzhiyun void qedi_remove_sysfs_ctx_attr(struct qedi_ctx *qedi); 73*4882a593Smuzhiyun void qedi_clearsq(struct qedi_ctx *qedi, 74*4882a593Smuzhiyun struct qedi_conn *qedi_conn, 75*4882a593Smuzhiyun struct iscsi_task *task); 76*4882a593Smuzhiyun void qedi_clear_session_ctx(struct iscsi_cls_session *cls_sess); 77*4882a593Smuzhiyun 78*4882a593Smuzhiyun #endif 79