227 lines
6.8 KiB
C
227 lines
6.8 KiB
C
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/*
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* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
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* All rights reserved
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* www.brocade.com
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*
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* Linux driver for Brocade Fibre Channel Host Bus Adapter.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License (GPL) Version 2 as
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* published by the Free Software Foundation
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*/
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/**
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* bfa_fcs_port.h BFA fcs port module public interface
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*/
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#ifndef __BFA_FCS_PORT_H__
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#define __BFA_FCS_PORT_H__
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#include <defs/bfa_defs_status.h>
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#include <defs/bfa_defs_port.h>
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#include <defs/bfa_defs_pport.h>
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#include <defs/bfa_defs_rport.h>
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#include <cs/bfa_q.h>
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#include <bfa_svc.h>
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#include <cs/bfa_wc.h>
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struct bfa_fcs_s;
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struct bfa_fcs_fabric_s;
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/*
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* @todo : need to move to a global config file.
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* Maximum Vports supported per physical port or vf.
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*/
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#define BFA_FCS_MAX_VPORTS_SUPP_CB 255
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#define BFA_FCS_MAX_VPORTS_SUPP_CT 191
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/*
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* @todo : need to move to a global config file.
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* Maximum Rports supported per port (physical/logical).
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*/
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#define BFA_FCS_MAX_RPORTS_SUPP 256 /* @todo : tentative value */
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struct bfa_fcs_port_ns_s {
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bfa_sm_t sm; /* state machine */
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struct bfa_timer_s timer;
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struct bfa_fcs_port_s *port; /* parent port */
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struct bfa_fcxp_s *fcxp;
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struct bfa_fcxp_wqe_s fcxp_wqe;
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};
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struct bfa_fcs_port_scn_s {
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bfa_sm_t sm; /* state machine */
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struct bfa_timer_s timer;
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struct bfa_fcs_port_s *port; /* parent port */
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struct bfa_fcxp_s *fcxp;
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struct bfa_fcxp_wqe_s fcxp_wqe;
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};
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struct bfa_fcs_port_fdmi_s {
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bfa_sm_t sm; /* state machine */
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struct bfa_timer_s timer;
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struct bfa_fcs_port_ms_s *ms; /* parent ms */
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struct bfa_fcxp_s *fcxp;
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struct bfa_fcxp_wqe_s fcxp_wqe;
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u8 retry_cnt; /* retry count */
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u8 rsvd[3];
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};
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struct bfa_fcs_port_ms_s {
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bfa_sm_t sm; /* state machine */
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struct bfa_timer_s timer;
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struct bfa_fcs_port_s *port; /* parent port */
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struct bfa_fcxp_s *fcxp;
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struct bfa_fcxp_wqe_s fcxp_wqe;
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struct bfa_fcs_port_fdmi_s fdmi; /* FDMI component of MS */
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u8 retry_cnt; /* retry count */
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u8 rsvd[3];
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};
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struct bfa_fcs_port_fab_s {
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struct bfa_fcs_port_ns_s ns; /* NS component of port */
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struct bfa_fcs_port_scn_s scn; /* scn component of port */
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struct bfa_fcs_port_ms_s ms; /* MS component of port */
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};
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#define MAX_ALPA_COUNT 127
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struct bfa_fcs_port_loop_s {
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u8 num_alpa; /* Num of ALPA entries in the map */
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u8 alpa_pos_map[MAX_ALPA_COUNT]; /* ALPA Positional
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*Map */
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struct bfa_fcs_port_s *port; /* parent port */
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};
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struct bfa_fcs_port_n2n_s {
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u32 rsvd;
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u16 reply_oxid; /* ox_id from the req flogi to be
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*used in flogi acc */
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wwn_t rem_port_wwn; /* Attached port's wwn */
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};
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union bfa_fcs_port_topo_u {
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struct bfa_fcs_port_fab_s pfab;
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struct bfa_fcs_port_loop_s ploop;
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struct bfa_fcs_port_n2n_s pn2n;
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};
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struct bfa_fcs_port_s {
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struct list_head qe; /* used by port/vport */
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bfa_sm_t sm; /* state machine */
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struct bfa_fcs_fabric_s *fabric; /* parent fabric */
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struct bfa_port_cfg_s port_cfg; /* port configuration */
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struct bfa_timer_s link_timer; /* timer for link offline */
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u32 pid : 24; /* FC address */
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u8 lp_tag; /* lport tag */
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u16 num_rports; /* Num of r-ports */
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struct list_head rport_q; /* queue of discovered r-ports */
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struct bfa_fcs_s *fcs; /* FCS instance */
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union bfa_fcs_port_topo_u port_topo; /* fabric/loop/n2n details */
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struct bfad_port_s *bfad_port; /* driver peer instance */
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struct bfa_fcs_vport_s *vport; /* NULL for base ports */
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struct bfa_fcxp_s *fcxp;
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struct bfa_fcxp_wqe_s fcxp_wqe;
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struct bfa_port_stats_s stats;
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struct bfa_wc_s wc; /* waiting counter for events */
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};
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#define bfa_fcs_lport_t struct bfa_fcs_port_s
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/**
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* Symbolic Name related defines
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* Total bytes 255.
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* Physical Port's symbolic name 128 bytes.
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* For Vports, Vport's symbolic name is appended to the Physical port's
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* Symbolic Name.
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*
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* Physical Port's symbolic name Format : (Total 128 bytes)
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* Adapter Model number/name : 12 bytes
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* Driver Version : 10 bytes
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* Host Machine Name : 30 bytes
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* Host OS Info : 48 bytes
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* Host OS PATCH Info : 16 bytes
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* ( remaining 12 bytes reserved to be used for separator)
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*/
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#define BFA_FCS_PORT_SYMBNAME_SEPARATOR " | "
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#define BFA_FCS_PORT_SYMBNAME_MODEL_SZ 12
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#define BFA_FCS_PORT_SYMBNAME_VERSION_SZ 10
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#define BFA_FCS_PORT_SYMBNAME_MACHINENAME_SZ 30
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#define BFA_FCS_PORT_SYMBNAME_OSINFO_SZ 48
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#define BFA_FCS_PORT_SYMBNAME_OSPATCH_SZ 16
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/**
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* Get FC port ID for a logical port.
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*/
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#define bfa_fcs_port_get_fcid(_lport) ((_lport)->pid)
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#define bfa_fcs_port_get_pwwn(_lport) ((_lport)->port_cfg.pwwn)
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#define bfa_fcs_port_get_nwwn(_lport) ((_lport)->port_cfg.nwwn)
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#define bfa_fcs_port_get_psym_name(_lport) ((_lport)->port_cfg.sym_name)
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#define bfa_fcs_port_is_initiator(_lport) \
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((_lport)->port_cfg.roles & BFA_PORT_ROLE_FCP_IM)
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#define bfa_fcs_port_is_target(_lport) \
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((_lport)->port_cfg.roles & BFA_PORT_ROLE_FCP_TM)
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#define bfa_fcs_port_get_nrports(_lport) \
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((_lport) ? (_lport)->num_rports : 0)
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static inline struct bfad_port_s *
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bfa_fcs_port_get_drvport(struct bfa_fcs_port_s *port)
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{
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return port->bfad_port;
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}
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#define bfa_fcs_port_get_opertype(_lport) (_lport)->fabric->oper_type
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#define bfa_fcs_port_get_fabric_name(_lport) (_lport)->fabric->fabric_name
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#define bfa_fcs_port_get_fabric_ipaddr(_lport) (_lport)->fabric->fabric_ip_addr
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/**
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* bfa fcs port public functions
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*/
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void bfa_fcs_cfg_base_port(struct bfa_fcs_s *fcs,
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struct bfa_port_cfg_s *port_cfg);
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struct bfa_fcs_port_s *bfa_fcs_get_base_port(struct bfa_fcs_s *fcs);
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void bfa_fcs_port_get_rports(struct bfa_fcs_port_s *port,
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wwn_t rport_wwns[], int *nrports);
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wwn_t bfa_fcs_port_get_rport(struct bfa_fcs_port_s *port, wwn_t wwn,
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int index, int nrports, bfa_boolean_t bwwn);
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struct bfa_fcs_port_s *bfa_fcs_lookup_port(struct bfa_fcs_s *fcs,
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u16 vf_id, wwn_t lpwwn);
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void bfa_fcs_port_get_info(struct bfa_fcs_port_s *port,
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struct bfa_port_info_s *port_info);
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void bfa_fcs_port_get_attr(struct bfa_fcs_port_s *port,
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struct bfa_port_attr_s *port_attr);
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void bfa_fcs_port_get_stats(struct bfa_fcs_port_s *fcs_port,
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struct bfa_port_stats_s *port_stats);
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void bfa_fcs_port_clear_stats(struct bfa_fcs_port_s *fcs_port);
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enum bfa_pport_speed bfa_fcs_port_get_rport_max_speed(
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struct bfa_fcs_port_s *port);
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void bfa_fcs_port_enable_ipfc_roles(struct bfa_fcs_port_s *fcs_port);
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void bfa_fcs_port_disable_ipfc_roles(struct bfa_fcs_port_s *fcs_port);
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#endif /* __BFA_FCS_PORT_H__ */
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