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linux/drivers/scsi/bfa/bfa_fcs.h
Anil Gurumurthy 31e1d56957 bfa: File header and user visible string changes 
Signed-off-by: Sudarsana Kalluru <sudarsana.kalluru@qlogic.com>
Signed-off-by: Anil Gurumurthy <anil.gurumurthy@qlogic.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2015-12-02 17:07:38 -05:00

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/*
* Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
* Copyright (c) 2014- QLogic Corporation.
* All rights reserved
* www.qlogic.com
*
* Linux driver for QLogic BR-series 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.
*/
#ifndef __BFA_FCS_H__
#define __BFA_FCS_H__
#include "bfa_cs.h"
#include "bfa_defs.h"
#include "bfa_defs_fcs.h"
#include "bfa_modules.h"
#include "bfa_fc.h"
#define BFA_FCS_OS_STR_LEN 64
/*
* lps_pvt BFA LPS private functions
*/
enum bfa_lps_event {
BFA_LPS_SM_LOGIN = 1, /* login request from user */
BFA_LPS_SM_LOGOUT = 2, /* logout request from user */
BFA_LPS_SM_FWRSP = 3, /* f/w response to login/logout */
BFA_LPS_SM_RESUME = 4, /* space present in reqq queue */
BFA_LPS_SM_DELETE = 5, /* lps delete from user */
BFA_LPS_SM_OFFLINE = 6, /* Link is offline */
BFA_LPS_SM_RX_CVL = 7, /* Rx clear virtual link */
BFA_LPS_SM_SET_N2N_PID = 8, /* Set assigned PID for n2n */
};
/*
* !!! Only append to the enums defined here to avoid any versioning
* !!! needed between trace utility and driver version
*/
enum {
BFA_TRC_FCS_FCS = 1,
BFA_TRC_FCS_PORT = 2,
BFA_TRC_FCS_RPORT = 3,
BFA_TRC_FCS_FCPIM = 4,
};
struct bfa_fcs_s;
#define __fcs_min_cfg(__fcs) ((__fcs)->min_cfg)
#define BFA_FCS_BRCD_SWITCH_OUI 0x051e
#define N2N_LOCAL_PID 0x010000
#define N2N_REMOTE_PID 0x020000
#define BFA_FCS_RETRY_TIMEOUT 2000
#define BFA_FCS_MAX_NS_RETRIES 5
#define BFA_FCS_PID_IS_WKA(pid) ((bfa_ntoh3b(pid) > 0xFFF000) ? 1 : 0)
#define BFA_FCS_MAX_RPORT_LOGINS 1024
struct bfa_fcs_lport_ns_s {
bfa_sm_t sm; /* state machine */
struct bfa_timer_s timer;
struct bfa_fcs_lport_s *port; /* parent port */
struct bfa_fcxp_s *fcxp;
struct bfa_fcxp_wqe_s fcxp_wqe;
u8 num_rnnid_retries;
u8 num_rsnn_nn_retries;
};
struct bfa_fcs_lport_scn_s {
bfa_sm_t sm; /* state machine */
struct bfa_timer_s timer;
struct bfa_fcs_lport_s *port; /* parent port */
struct bfa_fcxp_s *fcxp;
struct bfa_fcxp_wqe_s fcxp_wqe;
};
struct bfa_fcs_lport_fdmi_s {
bfa_sm_t sm; /* state machine */
struct bfa_timer_s timer;
struct bfa_fcs_lport_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_lport_ms_s {
bfa_sm_t sm; /* state machine */
struct bfa_timer_s timer;
struct bfa_fcs_lport_s *port; /* parent port */
struct bfa_fcxp_s *fcxp;
struct bfa_fcxp_wqe_s fcxp_wqe;
struct bfa_fcs_lport_fdmi_s fdmi; /* FDMI component of MS */
u8 retry_cnt; /* retry count */
u8 rsvd[3];
};
struct bfa_fcs_lport_fab_s {
struct bfa_fcs_lport_ns_s ns; /* NS component of port */
struct bfa_fcs_lport_scn_s scn; /* scn component of port */
struct bfa_fcs_lport_ms_s ms; /* MS component of port */
};
#define MAX_ALPA_COUNT 127
struct bfa_fcs_lport_loop_s {
u8 num_alpa; /* Num of ALPA entries in the map */
u8 alpabm_valid; /* alpa bitmap valid or not (1 or 0) */
u8 alpa_pos_map[MAX_ALPA_COUNT]; /* ALPA Positional Map */
struct bfa_fcs_lport_s *port; /* parent port */
};
struct bfa_fcs_lport_n2n_s {
u32 rsvd;
__be16 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_lport_topo_u {
struct bfa_fcs_lport_fab_s pfab;
struct bfa_fcs_lport_loop_s ploop;
struct bfa_fcs_lport_n2n_s pn2n;
};
struct bfa_fcs_lport_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_lport_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_lport_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_lport_stats_s stats;
struct bfa_wc_s wc; /* waiting counter for events */
};
#define BFA_FCS_GET_HAL_FROM_PORT(port) (port->fcs->bfa)
#define BFA_FCS_GET_NS_FROM_PORT(port) (&port->port_topo.pfab.ns)
#define BFA_FCS_GET_SCN_FROM_PORT(port) (&port->port_topo.pfab.scn)
#define BFA_FCS_GET_MS_FROM_PORT(port) (&port->port_topo.pfab.ms)
#define BFA_FCS_GET_FDMI_FROM_PORT(port) (&port->port_topo.pfab.ms.fdmi)
#define BFA_FCS_VPORT_IS_INITIATOR_MODE(port) \
(port->port_cfg.roles & BFA_LPORT_ROLE_FCP_IM)
/*
* forward declaration
*/
struct bfad_vf_s;
enum bfa_fcs_fabric_type {
BFA_FCS_FABRIC_UNKNOWN = 0,
BFA_FCS_FABRIC_SWITCHED = 1,
BFA_FCS_FABRIC_N2N = 2,
BFA_FCS_FABRIC_LOOP = 3,
};
struct bfa_fcs_fabric_s {
struct list_head qe; /* queue element */
bfa_sm_t sm; /* state machine */
struct bfa_fcs_s *fcs; /* FCS instance */
struct bfa_fcs_lport_s bport; /* base logical port */
enum bfa_fcs_fabric_type fab_type; /* fabric type */
enum bfa_port_type oper_type; /* current link topology */
u8 is_vf; /* is virtual fabric? */
u8 is_npiv; /* is NPIV supported ? */
u8 is_auth; /* is Security/Auth supported ? */
u16 bb_credit; /* BB credit from fabric */
u16 vf_id; /* virtual fabric ID */
u16 num_vports; /* num vports */
u16 rsvd;
struct list_head vport_q; /* queue of virtual ports */
struct list_head vf_q; /* queue of virtual fabrics */
struct bfad_vf_s *vf_drv; /* driver vf structure */
struct bfa_timer_s link_timer; /* Link Failure timer. Vport */
wwn_t fabric_name; /* attached fabric name */
bfa_boolean_t auth_reqd; /* authentication required */
struct bfa_timer_s delay_timer; /* delay timer */
union {
u16 swp_vfid;/* switch port VF id */
} event_arg;
struct bfa_wc_s wc; /* wait counter for delete */
struct bfa_vf_stats_s stats; /* fabric/vf stats */
struct bfa_lps_s *lps; /* lport login services */
u8 fabric_ip_addr[BFA_FCS_FABRIC_IPADDR_SZ];
/* attached fabric's ip addr */
struct bfa_wc_s stop_wc; /* wait counter for stop */
};
#define bfa_fcs_fabric_npiv_capable(__f) ((__f)->is_npiv)
#define bfa_fcs_fabric_is_switched(__f) \
((__f)->fab_type == BFA_FCS_FABRIC_SWITCHED)
/*
* The design calls for a single implementation of base fabric and vf.
*/
#define bfa_fcs_vf_t struct bfa_fcs_fabric_s
struct bfa_vf_event_s {
u32 undefined;
};
struct bfa_fcs_s;
struct bfa_fcs_fabric_s;
/*
* @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 */
#define bfa_fcs_lport_t struct bfa_fcs_lport_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 : 16 bytes
* Driver Version : 10 bytes
* Host Machine Name : 30 bytes
* Host OS Info : 44 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 16
#define BFA_FCS_PORT_SYMBNAME_VERSION_SZ 10
#define BFA_FCS_PORT_SYMBNAME_MACHINENAME_SZ 30
#define BFA_FCS_PORT_SYMBNAME_OSINFO_SZ 44
#define BFA_FCS_PORT_SYMBNAME_OSPATCH_SZ 16
/*
* Get FC port ID for a logical port.
*/
#define bfa_fcs_lport_get_fcid(_lport) ((_lport)->pid)
#define bfa_fcs_lport_get_pwwn(_lport) ((_lport)->port_cfg.pwwn)
#define bfa_fcs_lport_get_nwwn(_lport) ((_lport)->port_cfg.nwwn)
#define bfa_fcs_lport_get_psym_name(_lport) ((_lport)->port_cfg.sym_name)
#define bfa_fcs_lport_get_nsym_name(_lport) ((_lport)->port_cfg.node_sym_name)
#define bfa_fcs_lport_is_initiator(_lport) \
((_lport)->port_cfg.roles & BFA_LPORT_ROLE_FCP_IM)
#define bfa_fcs_lport_get_nrports(_lport) \
((_lport) ? (_lport)->num_rports : 0)
static inline struct bfad_port_s *
bfa_fcs_lport_get_drvport(struct bfa_fcs_lport_s *port)
{
return port->bfad_port;
}
#define bfa_fcs_lport_get_opertype(_lport) ((_lport)->fabric->oper_type)
#define bfa_fcs_lport_get_fabric_name(_lport) ((_lport)->fabric->fabric_name)
#define bfa_fcs_lport_get_fabric_ipaddr(_lport) \
((_lport)->fabric->fabric_ip_addr)
/*
* bfa fcs port public functions
*/
bfa_boolean_t bfa_fcs_lport_is_online(struct bfa_fcs_lport_s *port);
struct bfa_fcs_lport_s *bfa_fcs_get_base_port(struct bfa_fcs_s *fcs);
void bfa_fcs_lport_get_rport_quals(struct bfa_fcs_lport_s *port,
struct bfa_rport_qualifier_s rport[], int *nrports);
wwn_t bfa_fcs_lport_get_rport(struct bfa_fcs_lport_s *port, wwn_t wwn,
int index, int nrports, bfa_boolean_t bwwn);
struct bfa_fcs_lport_s *bfa_fcs_lookup_port(struct bfa_fcs_s *fcs,
u16 vf_id, wwn_t lpwwn);
void bfa_fcs_lport_set_symname(struct bfa_fcs_lport_s *port, char *symname);
void bfa_fcs_lport_get_info(struct bfa_fcs_lport_s *port,
struct bfa_lport_info_s *port_info);
void bfa_fcs_lport_get_attr(struct bfa_fcs_lport_s *port,
struct bfa_lport_attr_s *port_attr);
void bfa_fcs_lport_get_stats(struct bfa_fcs_lport_s *fcs_port,
struct bfa_lport_stats_s *port_stats);
void bfa_fcs_lport_clear_stats(struct bfa_fcs_lport_s *fcs_port);
enum bfa_port_speed bfa_fcs_lport_get_rport_max_speed(
struct bfa_fcs_lport_s *port);
/* MS FCS routines */
void bfa_fcs_lport_ms_init(struct bfa_fcs_lport_s *port);
void bfa_fcs_lport_ms_offline(struct bfa_fcs_lport_s *port);
void bfa_fcs_lport_ms_online(struct bfa_fcs_lport_s *port);
void bfa_fcs_lport_ms_fabric_rscn(struct bfa_fcs_lport_s *port);
/* FDMI FCS routines */
void bfa_fcs_lport_fdmi_init(struct bfa_fcs_lport_ms_s *ms);
void bfa_fcs_lport_fdmi_offline(struct bfa_fcs_lport_ms_s *ms);
void bfa_fcs_lport_fdmi_online(struct bfa_fcs_lport_ms_s *ms);
void bfa_fcs_lport_uf_recv(struct bfa_fcs_lport_s *lport, struct fchs_s *fchs,
u16 len);
void bfa_fcs_lport_attach(struct bfa_fcs_lport_s *lport, struct bfa_fcs_s *fcs,
u16 vf_id, struct bfa_fcs_vport_s *vport);
void bfa_fcs_lport_init(struct bfa_fcs_lport_s *lport,
struct bfa_lport_cfg_s *port_cfg);
void bfa_fcs_lport_online(struct bfa_fcs_lport_s *port);
void bfa_fcs_lport_offline(struct bfa_fcs_lport_s *port);
void bfa_fcs_lport_delete(struct bfa_fcs_lport_s *port);
void bfa_fcs_lport_stop(struct bfa_fcs_lport_s *port);
struct bfa_fcs_rport_s *bfa_fcs_lport_get_rport_by_pid(
struct bfa_fcs_lport_s *port, u32 pid);
struct bfa_fcs_rport_s *bfa_fcs_lport_get_rport_by_old_pid(
struct bfa_fcs_lport_s *port, u32 pid);
struct bfa_fcs_rport_s *bfa_fcs_lport_get_rport_by_pwwn(
struct bfa_fcs_lport_s *port, wwn_t pwwn);
struct bfa_fcs_rport_s *bfa_fcs_lport_get_rport_by_nwwn(
struct bfa_fcs_lport_s *port, wwn_t nwwn);
struct bfa_fcs_rport_s *bfa_fcs_lport_get_rport_by_qualifier(
struct bfa_fcs_lport_s *port, wwn_t pwwn, u32 pid);
void bfa_fcs_lport_add_rport(struct bfa_fcs_lport_s *port,
struct bfa_fcs_rport_s *rport);
void bfa_fcs_lport_del_rport(struct bfa_fcs_lport_s *port,
struct bfa_fcs_rport_s *rport);
void bfa_fcs_lport_ns_init(struct bfa_fcs_lport_s *vport);
void bfa_fcs_lport_ns_offline(struct bfa_fcs_lport_s *vport);
void bfa_fcs_lport_ns_online(struct bfa_fcs_lport_s *vport);
void bfa_fcs_lport_ns_query(struct bfa_fcs_lport_s *port);
void bfa_fcs_lport_ns_util_send_rspn_id(void *cbarg,
struct bfa_fcxp_s *fcxp_alloced);
void bfa_fcs_lport_scn_init(struct bfa_fcs_lport_s *vport);
void bfa_fcs_lport_scn_offline(struct bfa_fcs_lport_s *vport);
void bfa_fcs_lport_fab_scn_online(struct bfa_fcs_lport_s *vport);
void bfa_fcs_lport_scn_process_rscn(struct bfa_fcs_lport_s *port,
struct fchs_s *rx_frame, u32 len);
void bfa_fcs_lport_lip_scn_online(bfa_fcs_lport_t *port);
struct bfa_fcs_vport_s {
struct list_head qe; /* queue elem */
bfa_sm_t sm; /* state machine */
bfa_fcs_lport_t lport; /* logical port */
struct bfa_timer_s timer;
struct bfad_vport_s *vport_drv; /* Driver private */
struct bfa_vport_stats_s vport_stats; /* vport statistics */
struct bfa_lps_s *lps; /* Lport login service*/
int fdisc_retries;
};
#define bfa_fcs_vport_get_port(vport) \
((struct bfa_fcs_lport_s *)(&vport->port))
/*
* bfa fcs vport public functions
*/
bfa_status_t bfa_fcs_vport_create(struct bfa_fcs_vport_s *vport,
struct bfa_fcs_s *fcs, u16 vf_id,
struct bfa_lport_cfg_s *port_cfg,
struct bfad_vport_s *vport_drv);
bfa_status_t bfa_fcs_pbc_vport_create(struct bfa_fcs_vport_s *vport,
struct bfa_fcs_s *fcs, u16 vf_id,
struct bfa_lport_cfg_s *port_cfg,
struct bfad_vport_s *vport_drv);
bfa_boolean_t bfa_fcs_is_pbc_vport(struct bfa_fcs_vport_s *vport);
bfa_status_t bfa_fcs_vport_delete(struct bfa_fcs_vport_s *vport);
bfa_status_t bfa_fcs_vport_start(struct bfa_fcs_vport_s *vport);
bfa_status_t bfa_fcs_vport_stop(struct bfa_fcs_vport_s *vport);
void bfa_fcs_vport_get_attr(struct bfa_fcs_vport_s *vport,
struct bfa_vport_attr_s *vport_attr);
struct bfa_fcs_vport_s *bfa_fcs_vport_lookup(struct bfa_fcs_s *fcs,
u16 vf_id, wwn_t vpwwn);
void bfa_fcs_vport_cleanup(struct bfa_fcs_vport_s *vport);
void bfa_fcs_vport_online(struct bfa_fcs_vport_s *vport);
void bfa_fcs_vport_offline(struct bfa_fcs_vport_s *vport);
void bfa_fcs_vport_delete_comp(struct bfa_fcs_vport_s *vport);
void bfa_fcs_vport_fcs_delete(struct bfa_fcs_vport_s *vport);
void bfa_fcs_vport_fcs_stop(struct bfa_fcs_vport_s *vport);
void bfa_fcs_vport_stop_comp(struct bfa_fcs_vport_s *vport);
#define BFA_FCS_RPORT_DEF_DEL_TIMEOUT 90 /* in secs */
#define BFA_FCS_RPORT_MAX_RETRIES (5)
/*
* forward declarations
*/
struct bfad_rport_s;
struct bfa_fcs_itnim_s;
struct bfa_fcs_tin_s;
struct bfa_fcs_iprp_s;
/* Rport Features (RPF) */
struct bfa_fcs_rpf_s {
bfa_sm_t sm; /* state machine */
struct bfa_fcs_rport_s *rport; /* parent rport */
struct bfa_timer_s timer; /* general purpose timer */
struct bfa_fcxp_s *fcxp; /* FCXP needed for discarding */
struct bfa_fcxp_wqe_s fcxp_wqe; /* fcxp wait queue element */
int rpsc_retries; /* max RPSC retry attempts */
enum bfa_port_speed rpsc_speed;
/* Current Speed from RPSC. O if RPSC fails */
enum bfa_port_speed assigned_speed;
/*
* Speed assigned by the user. will be used if RPSC is
* not supported by the rport.
*/
};
struct bfa_fcs_rport_s {
struct list_head qe; /* used by port/vport */
struct bfa_fcs_lport_s *port; /* parent FCS port */
struct bfa_fcs_s *fcs; /* fcs instance */
struct bfad_rport_s *rp_drv; /* driver peer instance */
u32 pid; /* port ID of rport */
u32 old_pid; /* PID before rport goes offline */
u16 maxfrsize; /* maximum frame size */
__be16 reply_oxid; /* OX_ID of inbound requests */
enum fc_cos fc_cos; /* FC classes of service supp */
bfa_boolean_t cisc; /* CISC capable device */
bfa_boolean_t prlo; /* processing prlo or LOGO */
bfa_boolean_t plogi_pending; /* Rx Plogi Pending */
wwn_t pwwn; /* port wwn of rport */
wwn_t nwwn; /* node wwn of rport */
struct bfa_rport_symname_s psym_name; /* port symbolic name */
bfa_sm_t sm; /* state machine */
struct bfa_timer_s timer; /* general purpose timer */
struct bfa_fcs_itnim_s *itnim; /* ITN initiator mode role */
struct bfa_fcs_tin_s *tin; /* ITN initiator mode role */
struct bfa_fcs_iprp_s *iprp; /* IP/FC role */
struct bfa_rport_s *bfa_rport; /* BFA Rport */
struct bfa_fcxp_s *fcxp; /* FCXP needed for discarding */
int plogi_retries; /* max plogi retry attempts */
int ns_retries; /* max NS query retry attempts */
struct bfa_fcxp_wqe_s fcxp_wqe; /* fcxp wait queue element */
struct bfa_rport_stats_s stats; /* rport stats */
enum bfa_rport_function scsi_function; /* Initiator/Target */
struct bfa_fcs_rpf_s rpf; /* Rport features module */
bfa_boolean_t scn_online; /* SCN online flag */
};
static inline struct bfa_rport_s *
bfa_fcs_rport_get_halrport(struct bfa_fcs_rport_s *rport)
{
return rport->bfa_rport;
}
/*
* bfa fcs rport API functions
*/
void bfa_fcs_rport_get_attr(struct bfa_fcs_rport_s *rport,
struct bfa_rport_attr_s *attr);
struct bfa_fcs_rport_s *bfa_fcs_rport_lookup(struct bfa_fcs_lport_s *port,
wwn_t rpwwn);
struct bfa_fcs_rport_s *bfa_fcs_rport_lookup_by_nwwn(
struct bfa_fcs_lport_s *port, wwn_t rnwwn);
void bfa_fcs_rport_set_del_timeout(u8 rport_tmo);
void bfa_fcs_rport_set_max_logins(u32 max_logins);
void bfa_fcs_rport_uf_recv(struct bfa_fcs_rport_s *rport,
struct fchs_s *fchs, u16 len);
void bfa_fcs_rport_scn(struct bfa_fcs_rport_s *rport);
struct bfa_fcs_rport_s *bfa_fcs_rport_create(struct bfa_fcs_lport_s *port,
u32 pid);
void bfa_fcs_rport_start(struct bfa_fcs_lport_s *port, struct fchs_s *rx_fchs,
struct fc_logi_s *plogi_rsp);
void bfa_fcs_rport_plogi_create(struct bfa_fcs_lport_s *port,
struct fchs_s *rx_fchs,
struct fc_logi_s *plogi);
void bfa_fcs_rport_plogi(struct bfa_fcs_rport_s *rport, struct fchs_s *fchs,
struct fc_logi_s *plogi);
void bfa_fcs_rport_prlo(struct bfa_fcs_rport_s *rport, __be16 ox_id);
void bfa_fcs_rport_itntm_ack(struct bfa_fcs_rport_s *rport);
void bfa_fcs_rport_fcptm_offline_done(struct bfa_fcs_rport_s *rport);
int bfa_fcs_rport_get_state(struct bfa_fcs_rport_s *rport);
struct bfa_fcs_rport_s *bfa_fcs_rport_create_by_wwn(
struct bfa_fcs_lport_s *port, wwn_t wwn);
void bfa_fcs_rpf_init(struct bfa_fcs_rport_s *rport);
void bfa_fcs_rpf_rport_online(struct bfa_fcs_rport_s *rport);
void bfa_fcs_rpf_rport_offline(struct bfa_fcs_rport_s *rport);
/*
* forward declarations
*/
struct bfad_itnim_s;
struct bfa_fcs_itnim_s {
bfa_sm_t sm; /* state machine */
struct bfa_fcs_rport_s *rport; /* parent remote rport */
struct bfad_itnim_s *itnim_drv; /* driver peer instance */
struct bfa_fcs_s *fcs; /* fcs instance */
struct bfa_timer_s timer; /* timer functions */
struct bfa_itnim_s *bfa_itnim; /* BFA itnim struct */
u32 prli_retries; /* max prli retry attempts */
bfa_boolean_t seq_rec; /* seq recovery support */
bfa_boolean_t rec_support; /* REC supported */
bfa_boolean_t conf_comp; /* FCP_CONF support */
bfa_boolean_t task_retry_id; /* task retry id supp */
struct bfa_fcxp_wqe_s fcxp_wqe; /* wait qelem for fcxp */
struct bfa_fcxp_s *fcxp; /* FCXP in use */
struct bfa_itnim_stats_s stats; /* itn statistics */
};
#define bfa_fcs_fcxp_alloc(__fcs, __req) \
bfa_fcxp_req_rsp_alloc(NULL, (__fcs)->bfa, 0, 0, \
NULL, NULL, NULL, NULL, __req)
#define bfa_fcs_fcxp_alloc_wait(__bfa, __wqe, __alloc_cbfn, \
__alloc_cbarg, __req) \
bfa_fcxp_req_rsp_alloc_wait(__bfa, __wqe, __alloc_cbfn, \
__alloc_cbarg, NULL, 0, 0, NULL, NULL, NULL, NULL, __req)
static inline struct bfad_port_s *
bfa_fcs_itnim_get_drvport(struct bfa_fcs_itnim_s *itnim)
{
return itnim->rport->port->bfad_port;
}
static inline struct bfa_fcs_lport_s *
bfa_fcs_itnim_get_port(struct bfa_fcs_itnim_s *itnim)
{
return itnim->rport->port;
}
static inline wwn_t
bfa_fcs_itnim_get_nwwn(struct bfa_fcs_itnim_s *itnim)
{
return itnim->rport->nwwn;
}
static inline wwn_t
bfa_fcs_itnim_get_pwwn(struct bfa_fcs_itnim_s *itnim)
{
return itnim->rport->pwwn;
}
static inline u32
bfa_fcs_itnim_get_fcid(struct bfa_fcs_itnim_s *itnim)
{
return itnim->rport->pid;
}
static inline u32
bfa_fcs_itnim_get_maxfrsize(struct bfa_fcs_itnim_s *itnim)
{
return itnim->rport->maxfrsize;
}
static inline enum fc_cos
bfa_fcs_itnim_get_cos(struct bfa_fcs_itnim_s *itnim)
{
return itnim->rport->fc_cos;
}
static inline struct bfad_itnim_s *
bfa_fcs_itnim_get_drvitn(struct bfa_fcs_itnim_s *itnim)
{
return itnim->itnim_drv;
}
static inline struct bfa_itnim_s *
bfa_fcs_itnim_get_halitn(struct bfa_fcs_itnim_s *itnim)
{
return itnim->bfa_itnim;
}
/*
* bfa fcs FCP Initiator mode API functions
*/
void bfa_fcs_itnim_get_attr(struct bfa_fcs_itnim_s *itnim,
struct bfa_itnim_attr_s *attr);
void bfa_fcs_itnim_get_stats(struct bfa_fcs_itnim_s *itnim,
struct bfa_itnim_stats_s *stats);
struct bfa_fcs_itnim_s *bfa_fcs_itnim_lookup(struct bfa_fcs_lport_s *port,
wwn_t rpwwn);
bfa_status_t bfa_fcs_itnim_attr_get(struct bfa_fcs_lport_s *port, wwn_t rpwwn,
struct bfa_itnim_attr_s *attr);
bfa_status_t bfa_fcs_itnim_stats_get(struct bfa_fcs_lport_s *port, wwn_t rpwwn,
struct bfa_itnim_stats_s *stats);
bfa_status_t bfa_fcs_itnim_stats_clear(struct bfa_fcs_lport_s *port,
wwn_t rpwwn);
struct bfa_fcs_itnim_s *bfa_fcs_itnim_create(struct bfa_fcs_rport_s *rport);
void bfa_fcs_itnim_delete(struct bfa_fcs_itnim_s *itnim);
void bfa_fcs_itnim_rport_offline(struct bfa_fcs_itnim_s *itnim);
void bfa_fcs_itnim_brp_online(struct bfa_fcs_itnim_s *itnim);
bfa_status_t bfa_fcs_itnim_get_online_state(struct bfa_fcs_itnim_s *itnim);
void bfa_fcs_itnim_is_initiator(struct bfa_fcs_itnim_s *itnim);
void bfa_fcs_fcpim_uf_recv(struct bfa_fcs_itnim_s *itnim,
struct fchs_s *fchs, u16 len);
#define BFA_FCS_FDMI_SUPP_SPEEDS_4G (FDMI_TRANS_SPEED_1G | \
FDMI_TRANS_SPEED_2G | \
FDMI_TRANS_SPEED_4G)
#define BFA_FCS_FDMI_SUPP_SPEEDS_8G (FDMI_TRANS_SPEED_1G | \
FDMI_TRANS_SPEED_2G | \
FDMI_TRANS_SPEED_4G | \
FDMI_TRANS_SPEED_8G)
#define BFA_FCS_FDMI_SUPP_SPEEDS_16G (FDMI_TRANS_SPEED_2G | \
FDMI_TRANS_SPEED_4G | \
FDMI_TRANS_SPEED_8G | \
FDMI_TRANS_SPEED_16G)
#define BFA_FCS_FDMI_SUPP_SPEEDS_10G FDMI_TRANS_SPEED_10G
#define BFA_FCS_FDMI_VENDOR_INFO_LEN 8
#define BFA_FCS_FDMI_FC4_TYPE_LEN 32
/*
* HBA Attribute Block : BFA internal representation. Note : Some variable
* sizes have been trimmed to suit BFA For Ex : Model will be "QLogic ". Based
* on this the size has been reduced to 16 bytes from the standard's 64 bytes.
*/
struct bfa_fcs_fdmi_hba_attr_s {
wwn_t node_name;
u8 manufacturer[64];
u8 serial_num[64];
u8 model[16];
u8 model_desc[128];
u8 hw_version[8];
u8 driver_version[BFA_VERSION_LEN];
u8 option_rom_ver[BFA_VERSION_LEN];
u8 fw_version[BFA_VERSION_LEN];
u8 os_name[256];
__be32 max_ct_pyld;
struct bfa_lport_symname_s node_sym_name;
u8 vendor_info[BFA_FCS_FDMI_VENDOR_INFO_LEN];
__be32 num_ports;
wwn_t fabric_name;
u8 bios_ver[BFA_VERSION_LEN];
};
/*
* Port Attribute Block
*/
struct bfa_fcs_fdmi_port_attr_s {
u8 supp_fc4_types[BFA_FCS_FDMI_FC4_TYPE_LEN];
__be32 supp_speed; /* supported speed */
__be32 curr_speed; /* current Speed */
__be32 max_frm_size; /* max frame size */
u8 os_device_name[256]; /* OS device Name */
u8 host_name[256]; /* host name */
wwn_t port_name;
wwn_t node_name;
struct bfa_lport_symname_s port_sym_name;
__be32 port_type;
enum fc_cos scos;
wwn_t port_fabric_name;
u8 port_act_fc4_type[BFA_FCS_FDMI_FC4_TYPE_LEN];
__be32 port_state;
__be32 num_ports;
};
struct bfa_fcs_stats_s {
struct {
u32 untagged; /* untagged receive frames */
u32 tagged; /* tagged receive frames */
u32 vfid_unknown; /* VF id is unknown */
} uf;
};
struct bfa_fcs_driver_info_s {
u8 version[BFA_VERSION_LEN]; /* Driver Version */
u8 host_machine_name[BFA_FCS_OS_STR_LEN];
u8 host_os_name[BFA_FCS_OS_STR_LEN]; /* OS name and version */
u8 host_os_patch[BFA_FCS_OS_STR_LEN]; /* patch or service pack */
u8 os_device_name[BFA_FCS_OS_STR_LEN]; /* Driver Device Name */
};
struct bfa_fcs_s {
struct bfa_s *bfa; /* corresponding BFA bfa instance */
struct bfad_s *bfad; /* corresponding BDA driver instance */
struct bfa_trc_mod_s *trcmod; /* tracing module */
bfa_boolean_t vf_enabled; /* VF mode is enabled */
bfa_boolean_t fdmi_enabled; /* FDMI is enabled */
bfa_boolean_t min_cfg; /* min cfg enabled/disabled */
u16 port_vfid; /* port default VF ID */
struct bfa_fcs_driver_info_s driver_info;
struct bfa_fcs_fabric_s fabric; /* base fabric state machine */
struct bfa_fcs_stats_s stats; /* FCS statistics */
struct bfa_wc_s wc; /* waiting counter */
int fcs_aen_seq;
u32 num_rport_logins;
};
/*
* fcs_fabric_sm fabric state machine functions
*/
/*
* Fabric state machine events
*/
enum bfa_fcs_fabric_event {
BFA_FCS_FABRIC_SM_CREATE = 1, /* create from driver */
BFA_FCS_FABRIC_SM_DELETE = 2, /* delete from driver */
BFA_FCS_FABRIC_SM_LINK_DOWN = 3, /* link down from port */
BFA_FCS_FABRIC_SM_LINK_UP = 4, /* link up from port */
BFA_FCS_FABRIC_SM_CONT_OP = 5, /* flogi/auth continue op */
BFA_FCS_FABRIC_SM_RETRY_OP = 6, /* flogi/auth retry op */
BFA_FCS_FABRIC_SM_NO_FABRIC = 7, /* from flogi/auth */
BFA_FCS_FABRIC_SM_PERF_EVFP = 8, /* from flogi/auth */
BFA_FCS_FABRIC_SM_ISOLATE = 9, /* from EVFP processing */
BFA_FCS_FABRIC_SM_NO_TAGGING = 10, /* no VFT tagging from EVFP */
BFA_FCS_FABRIC_SM_DELAYED = 11, /* timeout delay event */
BFA_FCS_FABRIC_SM_AUTH_FAILED = 12, /* auth failed */
BFA_FCS_FABRIC_SM_AUTH_SUCCESS = 13, /* auth successful */
BFA_FCS_FABRIC_SM_DELCOMP = 14, /* all vports deleted event */
BFA_FCS_FABRIC_SM_LOOPBACK = 15, /* Received our own FLOGI */
BFA_FCS_FABRIC_SM_START = 16, /* from driver */
BFA_FCS_FABRIC_SM_STOP = 17, /* Stop from driver */
BFA_FCS_FABRIC_SM_STOPCOMP = 18, /* Stop completion */
BFA_FCS_FABRIC_SM_LOGOCOMP = 19, /* FLOGO completion */
};
/*
* fcs_rport_sm FCS rport state machine events
*/
enum rport_event {
RPSM_EVENT_PLOGI_SEND = 1, /* new rport; start with PLOGI */
RPSM_EVENT_PLOGI_RCVD = 2, /* Inbound PLOGI from remote port */
RPSM_EVENT_PLOGI_COMP = 3, /* PLOGI completed to rport */
RPSM_EVENT_LOGO_RCVD = 4, /* LOGO from remote device */
RPSM_EVENT_LOGO_IMP = 5, /* implicit logo for SLER */
RPSM_EVENT_FCXP_SENT = 6, /* Frame from has been sent */
RPSM_EVENT_DELETE = 7, /* RPORT delete request */
RPSM_EVENT_FAB_SCN = 8, /* state change notification */
RPSM_EVENT_ACCEPTED = 9, /* Good response from remote device */
RPSM_EVENT_FAILED = 10, /* Request to rport failed. */
RPSM_EVENT_TIMEOUT = 11, /* Rport SM timeout event */
RPSM_EVENT_HCB_ONLINE = 12, /* BFA rport online callback */
RPSM_EVENT_HCB_OFFLINE = 13, /* BFA rport offline callback */
RPSM_EVENT_FC4_OFFLINE = 14, /* FC-4 offline complete */
RPSM_EVENT_ADDRESS_CHANGE = 15, /* Rport's PID has changed */
RPSM_EVENT_ADDRESS_DISC = 16, /* Need to Discover rport's PID */
RPSM_EVENT_PRLO_RCVD = 17, /* PRLO from remote device */
RPSM_EVENT_PLOGI_RETRY = 18, /* Retry PLOGI continuously */
RPSM_EVENT_SCN_OFFLINE = 19, /* loop scn offline */
RPSM_EVENT_SCN_ONLINE = 20, /* loop scn online */
RPSM_EVENT_FC4_FCS_ONLINE = 21, /* FC-4 FCS online complete */
};
/*
* fcs_itnim_sm FCS itnim state machine events
*/
enum bfa_fcs_itnim_event {
BFA_FCS_ITNIM_SM_FCS_ONLINE = 1, /* rport online event */
BFA_FCS_ITNIM_SM_OFFLINE = 2, /* rport offline */
BFA_FCS_ITNIM_SM_FRMSENT = 3, /* prli frame is sent */
BFA_FCS_ITNIM_SM_RSP_OK = 4, /* good response */
BFA_FCS_ITNIM_SM_RSP_ERROR = 5, /* error response */
BFA_FCS_ITNIM_SM_TIMEOUT = 6, /* delay timeout */
BFA_FCS_ITNIM_SM_HCB_OFFLINE = 7, /* BFA online callback */
BFA_FCS_ITNIM_SM_HCB_ONLINE = 8, /* BFA offline callback */
BFA_FCS_ITNIM_SM_INITIATOR = 9, /* rport is initiator */
BFA_FCS_ITNIM_SM_DELETE = 10, /* delete event from rport */
BFA_FCS_ITNIM_SM_PRLO = 11, /* delete event from rport */
BFA_FCS_ITNIM_SM_RSP_NOT_SUPP = 12, /* cmd not supported rsp */
BFA_FCS_ITNIM_SM_HAL_ONLINE = 13, /* bfa rport online event */
};
/*
* bfa fcs API functions
*/
void bfa_fcs_attach(struct bfa_fcs_s *fcs, struct bfa_s *bfa,
struct bfad_s *bfad,
bfa_boolean_t min_cfg);
void bfa_fcs_init(struct bfa_fcs_s *fcs);
void bfa_fcs_pbc_vport_init(struct bfa_fcs_s *fcs);
void bfa_fcs_update_cfg(struct bfa_fcs_s *fcs);
void bfa_fcs_driver_info_init(struct bfa_fcs_s *fcs,
struct bfa_fcs_driver_info_s *driver_info);
void bfa_fcs_exit(struct bfa_fcs_s *fcs);
void bfa_fcs_stop(struct bfa_fcs_s *fcs);
/*
* bfa fcs vf public functions
*/
bfa_fcs_vf_t *bfa_fcs_vf_lookup(struct bfa_fcs_s *fcs, u16 vf_id);
void bfa_fcs_vf_get_ports(bfa_fcs_vf_t *vf, wwn_t vpwwn[], int *nports);
/*
* fabric protected interface functions
*/
void bfa_fcs_fabric_attach(struct bfa_fcs_s *fcs);
void bfa_fcs_fabric_modinit(struct bfa_fcs_s *fcs);
void bfa_fcs_fabric_modexit(struct bfa_fcs_s *fcs);
void bfa_fcs_fabric_link_up(struct bfa_fcs_fabric_s *fabric);
void bfa_fcs_fabric_link_down(struct bfa_fcs_fabric_s *fabric);
void bfa_fcs_fabric_addvport(struct bfa_fcs_fabric_s *fabric,
struct bfa_fcs_vport_s *vport);
void bfa_fcs_fabric_delvport(struct bfa_fcs_fabric_s *fabric,
struct bfa_fcs_vport_s *vport);
struct bfa_fcs_vport_s *bfa_fcs_fabric_vport_lookup(
struct bfa_fcs_fabric_s *fabric, wwn_t pwwn);
void bfa_fcs_fabric_modstart(struct bfa_fcs_s *fcs);
void bfa_fcs_fabric_uf_recv(struct bfa_fcs_fabric_s *fabric,
struct fchs_s *fchs, u16 len);
void bfa_fcs_fabric_psymb_init(struct bfa_fcs_fabric_s *fabric);
void bfa_fcs_fabric_nsymb_init(struct bfa_fcs_fabric_s *fabric);
void bfa_fcs_fabric_set_fabric_name(struct bfa_fcs_fabric_s *fabric,
wwn_t fabric_name);
u16 bfa_fcs_fabric_get_switch_oui(struct bfa_fcs_fabric_s *fabric);
void bfa_fcs_uf_attach(struct bfa_fcs_s *fcs);
void bfa_fcs_port_attach(struct bfa_fcs_s *fcs);
void bfa_fcs_fabric_modstop(struct bfa_fcs_s *fcs);
void bfa_fcs_fabric_sm_online(struct bfa_fcs_fabric_s *fabric,
enum bfa_fcs_fabric_event event);
void bfa_fcs_fabric_sm_loopback(struct bfa_fcs_fabric_s *fabric,
enum bfa_fcs_fabric_event event);
void bfa_fcs_fabric_sm_auth_failed(struct bfa_fcs_fabric_s *fabric,
enum bfa_fcs_fabric_event event);
/*
* BFA FCS callback interfaces
*/
/*
* fcb Main fcs callbacks
*/
struct bfad_port_s;
struct bfad_vf_s;
struct bfad_vport_s;
struct bfad_rport_s;
/*
* lport callbacks
*/
struct bfad_port_s *bfa_fcb_lport_new(struct bfad_s *bfad,
struct bfa_fcs_lport_s *port,
enum bfa_lport_role roles,
struct bfad_vf_s *vf_drv,
struct bfad_vport_s *vp_drv);
/*
* vport callbacks
*/
void bfa_fcb_pbc_vport_create(struct bfad_s *bfad, struct bfi_pbc_vport_s);
/*
* rport callbacks
*/
bfa_status_t bfa_fcb_rport_alloc(struct bfad_s *bfad,
struct bfa_fcs_rport_s **rport,
struct bfad_rport_s **rport_drv);
/*
* itnim callbacks
*/
void bfa_fcb_itnim_alloc(struct bfad_s *bfad, struct bfa_fcs_itnim_s **itnim,
struct bfad_itnim_s **itnim_drv);
void bfa_fcb_itnim_free(struct bfad_s *bfad,
struct bfad_itnim_s *itnim_drv);
void bfa_fcb_itnim_online(struct bfad_itnim_s *itnim_drv);
void bfa_fcb_itnim_offline(struct bfad_itnim_s *itnim_drv);
#endif /* __BFA_FCS_H__ */
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