![Jing Huang](/assets/img/avatar_default.png)
Add new driver for Brocade Hardware Signed-off-by: Jing Huang <huangj@brocade.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
181 lines
4.2 KiB
C
181 lines
4.2 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.
|
|
*/
|
|
#include <bfa.h>
|
|
#include <bfa_svc.h>
|
|
#include "fcs_vport.h"
|
|
#include "fcs_lport.h"
|
|
#include "fcs_rport.h"
|
|
#include "fcs_trcmod.h"
|
|
|
|
BFA_TRC_FILE(FCS, RPORT_API);
|
|
|
|
/**
|
|
* rport_api.c Remote port implementation.
|
|
*/
|
|
|
|
/**
|
|
* fcs_rport_api FCS rport API.
|
|
*/
|
|
|
|
/**
|
|
* Direct API to add a target by port wwn. This interface is used, for
|
|
* example, by bios when target pwwn is known from boot lun configuration.
|
|
*/
|
|
bfa_status_t
|
|
bfa_fcs_rport_add(struct bfa_fcs_port_s *port, wwn_t *pwwn,
|
|
struct bfa_fcs_rport_s *rport,
|
|
struct bfad_rport_s *rport_drv)
|
|
{
|
|
bfa_trc(port->fcs, *pwwn);
|
|
|
|
return BFA_STATUS_OK;
|
|
}
|
|
|
|
/**
|
|
* Direct API to remove a target and its associated resources. This
|
|
* interface is used, for example, by vmware driver to remove target
|
|
* ports from the target list for a VM.
|
|
*/
|
|
bfa_status_t
|
|
bfa_fcs_rport_remove(struct bfa_fcs_rport_s *rport_in)
|
|
{
|
|
|
|
struct bfa_fcs_rport_s *rport;
|
|
|
|
bfa_trc(rport_in->fcs, rport_in->pwwn);
|
|
|
|
rport = bfa_fcs_port_get_rport_by_pwwn(rport_in->port, rport_in->pwwn);
|
|
if (rport == NULL) {
|
|
/*
|
|
* TBD Error handling
|
|
*/
|
|
bfa_trc(rport_in->fcs, rport_in->pid);
|
|
return BFA_STATUS_UNKNOWN_RWWN;
|
|
}
|
|
|
|
/*
|
|
* TBD if this remote port is online, send a logo
|
|
*/
|
|
return BFA_STATUS_OK;
|
|
|
|
}
|
|
|
|
/**
|
|
* Remote device status for display/debug.
|
|
*/
|
|
void
|
|
bfa_fcs_rport_get_attr(struct bfa_fcs_rport_s *rport,
|
|
struct bfa_rport_attr_s *rport_attr)
|
|
{
|
|
struct bfa_rport_qos_attr_s qos_attr;
|
|
struct bfa_fcs_port_s *port = rport->port;
|
|
|
|
bfa_os_memset(rport_attr, 0, sizeof(struct bfa_rport_attr_s));
|
|
|
|
rport_attr->pid = rport->pid;
|
|
rport_attr->pwwn = rport->pwwn;
|
|
rport_attr->nwwn = rport->nwwn;
|
|
rport_attr->cos_supported = rport->fc_cos;
|
|
rport_attr->df_sz = rport->maxfrsize;
|
|
rport_attr->state = bfa_fcs_rport_get_state(rport);
|
|
rport_attr->fc_cos = rport->fc_cos;
|
|
rport_attr->cisc = rport->cisc;
|
|
rport_attr->scsi_function = rport->scsi_function;
|
|
rport_attr->curr_speed = rport->rpf.rpsc_speed;
|
|
rport_attr->assigned_speed = rport->rpf.assigned_speed;
|
|
|
|
bfa_rport_get_qos_attr(rport->bfa_rport, &qos_attr);
|
|
rport_attr->qos_attr = qos_attr;
|
|
|
|
rport_attr->trl_enforced = BFA_FALSE;
|
|
if (bfa_pport_is_ratelim(port->fcs->bfa)) {
|
|
if ((rport->rpf.rpsc_speed == BFA_PPORT_SPEED_UNKNOWN) ||
|
|
(rport->rpf.rpsc_speed <
|
|
bfa_fcs_port_get_rport_max_speed(port)))
|
|
rport_attr->trl_enforced = BFA_TRUE;
|
|
}
|
|
|
|
/*
|
|
* TODO
|
|
* rport->symname
|
|
*/
|
|
}
|
|
|
|
/**
|
|
* Per remote device statistics.
|
|
*/
|
|
void
|
|
bfa_fcs_rport_get_stats(struct bfa_fcs_rport_s *rport,
|
|
struct bfa_rport_stats_s *stats)
|
|
{
|
|
*stats = rport->stats;
|
|
}
|
|
|
|
void
|
|
bfa_fcs_rport_clear_stats(struct bfa_fcs_rport_s *rport)
|
|
{
|
|
bfa_os_memset((char *)&rport->stats, 0,
|
|
sizeof(struct bfa_rport_stats_s));
|
|
}
|
|
|
|
struct bfa_fcs_rport_s *
|
|
bfa_fcs_rport_lookup(struct bfa_fcs_port_s *port, wwn_t rpwwn)
|
|
{
|
|
struct bfa_fcs_rport_s *rport;
|
|
|
|
rport = bfa_fcs_port_get_rport_by_pwwn(port, rpwwn);
|
|
if (rport == NULL) {
|
|
/*
|
|
* TBD Error handling
|
|
*/
|
|
}
|
|
|
|
return rport;
|
|
}
|
|
|
|
struct bfa_fcs_rport_s *
|
|
bfa_fcs_rport_lookup_by_nwwn(struct bfa_fcs_port_s *port, wwn_t rnwwn)
|
|
{
|
|
struct bfa_fcs_rport_s *rport;
|
|
|
|
rport = bfa_fcs_port_get_rport_by_nwwn(port, rnwwn);
|
|
if (rport == NULL) {
|
|
/*
|
|
* TBD Error handling
|
|
*/
|
|
}
|
|
|
|
return rport;
|
|
}
|
|
|
|
/*
|
|
* This API is to set the Rport's speed. Should be used when RPSC is not
|
|
* supported by the rport.
|
|
*/
|
|
void
|
|
bfa_fcs_rport_set_speed(struct bfa_fcs_rport_s *rport,
|
|
enum bfa_pport_speed speed)
|
|
{
|
|
rport->rpf.assigned_speed = speed;
|
|
|
|
/* Set this speed in f/w only if the RPSC speed is not available */
|
|
if (rport->rpf.rpsc_speed == BFA_PPORT_SPEED_UNKNOWN)
|
|
bfa_rport_speed(rport->bfa_rport, speed);
|
|
}
|
|
|
|
|