diff options
Diffstat (limited to 'drivers/scsi/bfa/include/fcs/bfa_fcs_lport.h')
| -rw-r--r-- | drivers/scsi/bfa/include/fcs/bfa_fcs_lport.h | 226 |
1 files changed, 226 insertions, 0 deletions
diff --git a/drivers/scsi/bfa/include/fcs/bfa_fcs_lport.h b/drivers/scsi/bfa/include/fcs/bfa_fcs_lport.h new file mode 100644 index 00000000000..b85cba884b9 --- /dev/null +++ b/drivers/scsi/bfa/include/fcs/bfa_fcs_lport.h @@ -0,0 +1,226 @@ +/* + * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. + * All rights reserved + * www.brocade.com + * + * Linux driver for Brocade Fibre Channel Host Bus Adapter. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License (GPL) Version 2 as + * published by the Free Software Foundation + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + */ + +/** + * bfa_fcs_port.h BFA fcs port module public interface + */ + +#ifndef __BFA_FCS_PORT_H__ +#define __BFA_FCS_PORT_H__ + +#include <defs/bfa_defs_status.h> +#include <defs/bfa_defs_port.h> +#include <defs/bfa_defs_pport.h> +#include <defs/bfa_defs_rport.h> +#include <cs/bfa_q.h> +#include <bfa_svc.h> +#include <cs/bfa_wc.h> + +struct bfa_fcs_s; +struct bfa_fcs_fabric_s; + +/* +* @todo : need to move to a global config file. + * Maximum Vports supported per physical port or vf. + */ +#define BFA_FCS_MAX_VPORTS_SUPP_CB 255 +#define BFA_FCS_MAX_VPORTS_SUPP_CT 191 + +/* +* @todo : need to move to a global config file. + * Maximum Rports supported per port (physical/logical). + */ +#define BFA_FCS_MAX_RPORTS_SUPP 256 /* @todo : tentative value */ + + +struct bfa_fcs_port_ns_s { + bfa_sm_t sm; /* state machine */ + struct bfa_timer_s timer; + struct bfa_fcs_port_s *port; /* parent port */ + struct bfa_fcxp_s *fcxp; + struct bfa_fcxp_wqe_s fcxp_wqe; +}; + + +struct bfa_fcs_port_scn_s { + bfa_sm_t sm; /* state machine */ + struct bfa_timer_s timer; + struct bfa_fcs_port_s *port; /* parent port */ + struct bfa_fcxp_s *fcxp; + struct bfa_fcxp_wqe_s fcxp_wqe; +}; + + +struct bfa_fcs_port_fdmi_s { + bfa_sm_t sm; /* state machine */ + struct bfa_timer_s timer; + struct bfa_fcs_port_ms_s *ms; /* parent ms */ + struct bfa_fcxp_s *fcxp; + struct bfa_fcxp_wqe_s fcxp_wqe; + u8 retry_cnt; /* retry count */ + u8 rsvd[3]; +}; + + +struct bfa_fcs_port_ms_s { + bfa_sm_t sm; /* state machine */ + struct bfa_timer_s timer; + struct bfa_fcs_port_s *port; /* parent port */ + struct bfa_fcxp_s *fcxp; + struct bfa_fcxp_wqe_s fcxp_wqe; + struct bfa_fcs_port_fdmi_s fdmi; /* FDMI component of MS */ + u8 retry_cnt; /* retry count */ + u8 rsvd[3]; +}; + + +struct bfa_fcs_port_fab_s { + struct bfa_fcs_port_ns_s ns; /* NS component of port */ + struct bfa_fcs_port_scn_s scn; /* scn component of port */ + struct bfa_fcs_port_ms_s ms; /* MS component of port */ +}; + + + +#define MAX_ALPA_COUNT 127 + +struct bfa_fcs_port_loop_s { + u8 num_alpa; /* Num of ALPA entries in the map */ + u8 alpa_pos_map[MAX_ALPA_COUNT]; /* ALPA Positional + *Map */ + struct bfa_fcs_port_s *port; /* parent port */ +}; + + + +struct bfa_fcs_port_n2n_s { + u32 rsvd; + u16 reply_oxid; /* ox_id from the req flogi to be + *used in flogi acc */ + wwn_t rem_port_wwn; /* Attached port's wwn */ +}; + + +union bfa_fcs_port_topo_u { + struct bfa_fcs_port_fab_s pfab; + struct bfa_fcs_port_loop_s ploop; + struct bfa_fcs_port_n2n_s pn2n; +}; + + +struct bfa_fcs_port_s { + struct list_head qe; /* used by port/vport */ + bfa_sm_t sm; /* state machine */ + struct bfa_fcs_fabric_s *fabric; /* parent fabric */ + struct bfa_port_cfg_s port_cfg; /* port configuration */ + struct bfa_timer_s link_timer; /* timer for link offline */ + u32 pid : 24; /* FC address */ + u8 lp_tag; /* lport tag */ + u16 num_rports; /* Num of r-ports */ + struct list_head rport_q; /* queue of discovered r-ports */ + struct bfa_fcs_s *fcs; /* FCS instance */ + union bfa_fcs_port_topo_u port_topo; /* fabric/loop/n2n details */ + struct bfad_port_s *bfad_port; /* driver peer instance */ + struct bfa_fcs_vport_s *vport; /* NULL for base ports */ + struct bfa_fcxp_s *fcxp; + struct bfa_fcxp_wqe_s fcxp_wqe; + struct bfa_port_stats_s stats; + struct bfa_wc_s wc; /* waiting counter for events */ +}; + +#define bfa_fcs_lport_t struct bfa_fcs_port_s + +/** + * Symbolic Name related defines + * Total bytes 255. + * Physical Port's symbolic name 128 bytes. + * For Vports, Vport's symbolic name is appended to the Physical port's + * Symbolic Name. + * + * Physical Port's symbolic name Format : (Total 128 bytes) + * Adapter Model number/name : 12 bytes + * Driver Version : 10 bytes + * Host Machine Name : 30 bytes + * Host OS Info : 48 bytes + * Host OS PATCH Info : 16 bytes + * ( remaining 12 bytes reserved to be used for separator) + */ +#define BFA_FCS_PORT_SYMBNAME_SEPARATOR " | " + +#define BFA_FCS_PORT_SYMBNAME_MODEL_SZ 12 +#define BFA_FCS_PORT_SYMBNAME_VERSION_SZ 10 +#define BFA_FCS_PORT_SYMBNAME_MACHINENAME_SZ 30 +#define BFA_FCS_PORT_SYMBNAME_OSINFO_SZ 48 +#define BFA_FCS_PORT_SYMBNAME_OSPATCH_SZ 16 + +/** + * Get FC port ID for a logical port. + */ +#define bfa_fcs_port_get_fcid(_lport) ((_lport)->pid) +#define bfa_fcs_port_get_pwwn(_lport) ((_lport)->port_cfg.pwwn) +#define bfa_fcs_port_get_nwwn(_lport) ((_lport)->port_cfg.nwwn) +#define bfa_fcs_port_get_psym_name(_lport) ((_lport)->port_cfg.sym_name) +#define bfa_fcs_port_is_initiator(_lport) \ + ((_lport)->port_cfg.roles & BFA_PORT_ROLE_FCP_IM) +#define bfa_fcs_port_is_target(_lport) \ + ((_lport)->port_cfg.roles & BFA_PORT_ROLE_FCP_TM) +#define bfa_fcs_port_get_nrports(_lport) \ + ((_lport) ? (_lport)->num_rports : 0) + +static inline struct bfad_port_s * +bfa_fcs_port_get_drvport(struct bfa_fcs_port_s *port) +{ + return port->bfad_port; +} + + +#define bfa_fcs_port_get_opertype(_lport) (_lport)->fabric->oper_type + + +#define bfa_fcs_port_get_fabric_name(_lport) (_lport)->fabric->fabric_name + + +#define bfa_fcs_port_get_fabric_ipaddr(_lport) (_lport)->fabric->fabric_ip_addr + +/** + * bfa fcs port public functions + */ +void bfa_fcs_cfg_base_port(struct bfa_fcs_s *fcs, + struct bfa_port_cfg_s *port_cfg); +struct bfa_fcs_port_s *bfa_fcs_get_base_port(struct bfa_fcs_s *fcs); +void bfa_fcs_port_get_rports(struct bfa_fcs_port_s *port, + wwn_t rport_wwns[], int *nrports); + +wwn_t bfa_fcs_port_get_rport(struct bfa_fcs_port_s *port, wwn_t wwn, + int index, int nrports, bfa_boolean_t bwwn); + +struct bfa_fcs_port_s *bfa_fcs_lookup_port(struct bfa_fcs_s *fcs, + u16 vf_id, wwn_t lpwwn); + +void bfa_fcs_port_get_info(struct bfa_fcs_port_s *port, + struct bfa_port_info_s *port_info); +void bfa_fcs_port_get_attr(struct bfa_fcs_port_s *port, + struct bfa_port_attr_s *port_attr); +void bfa_fcs_port_get_stats(struct bfa_fcs_port_s *fcs_port, + struct bfa_port_stats_s *port_stats); +void bfa_fcs_port_clear_stats(struct bfa_fcs_port_s *fcs_port); +enum bfa_pport_speed bfa_fcs_port_get_rport_max_speed( + struct bfa_fcs_port_s *port); +void bfa_fcs_port_enable_ipfc_roles(struct bfa_fcs_port_s *fcs_port); +void bfa_fcs_port_disable_ipfc_roles(struct bfa_fcs_port_s *fcs_port); + +#endif /* __BFA_FCS_PORT_H__ */ |