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linux/drivers/scsi/bfa/fcs_lport.h
Krishna Gudipati e67143243a [SCSI] bfa: Resume BFA operations after firmware mismatch is resolved.
bfad.c & bfad_drv.h:
  * Created a kernel thread from pci_probe that does the bfad start
    operations after BFA init done on a firmware mismatch.
  * The kernel thread on a fw mismatch waits for an event from IOC
    call back and is woken up from bfa_cb_init() on BFA init success.
  * In normal cases of no firmware mismatch this thread is terminated
    in pci_probe.

bfa_fcs_lport.c, fabric.c, fcs_lport.h & vport.c:
  * Split the lport init to attach time and init time code, so that
    proper config attributes are set after firmware mismatch.

bfa_iocfc.c:
  * Handle an IOC timer issue, where the IOC timer would expire before
    the init completion and send Init fail event to the driver,
    however IOC init continues and completes successfully at the later
    stage. The bfa and driver were not handling this kind of deferred
    init completion.

Signed-off-by: Krishna Gudipati <kgudipat@brocade.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
2010-03-04 16:17:02 +05:30

119 lines
3.4 KiB
C

/*
* 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.
*/
/**
* fcs_lport.h FCS logical port interfaces
*/
#ifndef __FCS_LPORT_H__
#define __FCS_LPORT_H__
#define __VPORT_H__
#include <defs/bfa_defs_port.h>
#include <bfa_svc.h>
#include <fcs/bfa_fcs_lport.h>
#include <fcs/bfa_fcs_rport.h>
#include <fcs/bfa_fcs_vport.h>
#include <fcs_fabric.h>
#include <fcs_ms.h>
#include <cs/bfa_q.h>
#include <fcbuild.h>
/*
* PID used in P2P/N2N ( In Big Endian)
*/
#define N2N_LOCAL_PID 0x010000
#define N2N_REMOTE_PID 0x020000
/*
* Misc Timeouts
*/
/*
* To be used when spawning a timer before retrying a failed command. Milli
* Secs.
*/
#define BFA_FCS_RETRY_TIMEOUT 2000
/*
* Check for Port/Vport Mode/Role
*/
#define BFA_FCS_VPORT_IS_INITIATOR_MODE(port) \
(port->port_cfg.roles & BFA_PORT_ROLE_FCP_IM)
#define BFA_FCS_VPORT_IS_TARGET_MODE(port) \
(port->port_cfg.roles & BFA_PORT_ROLE_FCP_TM)
#define BFA_FCS_VPORT_IS_IPFC_MODE(port) \
(port->port_cfg.roles & BFA_PORT_ROLE_FCP_IPFC)
/*
* Is this a Well Known Address
*/
#define BFA_FCS_PID_IS_WKA(pid) ((bfa_os_ntoh3b(pid) > 0xFFF000) ? 1 : 0)
/*
* Pointer to elements within Port
*/
#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)
/*
* handler for unsolicied frames
*/
void bfa_fcs_port_uf_recv(struct bfa_fcs_port_s *lport, struct fchs_s *fchs,
u16 len);
/*
* Following routines will be called by Fabric to indicate port
* online/offline to vport.
*/
void bfa_fcs_lport_attach(struct bfa_fcs_port_s *lport, struct bfa_fcs_s *fcs,
uint16_t vf_id, struct bfa_fcs_vport_s *vport);
void bfa_fcs_lport_init(struct bfa_fcs_port_s *lport,
struct bfa_port_cfg_s *port_cfg);
void bfa_fcs_port_online(struct bfa_fcs_port_s *port);
void bfa_fcs_port_offline(struct bfa_fcs_port_s *port);
void bfa_fcs_port_delete(struct bfa_fcs_port_s *port);
bfa_boolean_t bfa_fcs_port_is_online(struct bfa_fcs_port_s *port);
/*
* Lookup rport based on PID
*/
struct bfa_fcs_rport_s *bfa_fcs_port_get_rport_by_pid(
struct bfa_fcs_port_s *port, u32 pid);
/*
* Lookup rport based on PWWN
*/
struct bfa_fcs_rport_s *bfa_fcs_port_get_rport_by_pwwn(
struct bfa_fcs_port_s *port, wwn_t pwwn);
struct bfa_fcs_rport_s *bfa_fcs_port_get_rport_by_nwwn(
struct bfa_fcs_port_s *port, wwn_t nwwn);
void bfa_fcs_port_add_rport(struct bfa_fcs_port_s *port,
struct bfa_fcs_rport_s *rport);
void bfa_fcs_port_del_rport(struct bfa_fcs_port_s *port,
struct bfa_fcs_rport_s *rport);
void bfa_fcs_port_modinit(struct bfa_fcs_s *fcs);
void bfa_fcs_port_modexit(struct bfa_fcs_s *fcs);
void bfa_fcs_port_lip(struct bfa_fcs_port_s *port);
#endif /* __FCS_LPORT_H__ */