/**
* Called by fcs/port to notify transition to online state.
*/
void
bfa_fcs_port_n2n_online(struct bfa_fcs_port_s *port)
{
struct bfa_fcs_port_n2n_s *n2n_port = &port->port_topo.pn2n;
struct bfa_port_cfg_s *pcfg = &port->port_cfg;
struct bfa_fcs_rport_s *rport;
bfa_trc(port->fcs, pcfg->pwwn);
/*
* If our PWWN is > than that of the r-port, we have to initiate PLOGI
* and assign an Address. if not, we need to wait for its PLOGI.
*
* If our PWWN is < than that of the remote port, it will send a PLOGI
* with the PIDs assigned. The rport state machine take care of this
* incoming PLOGI.
*/
if (memcmp
((void *)&pcfg->pwwn, (void *)&n2n_port->rem_port_wwn,
sizeof(wwn_t)) > 0) {
port->pid = N2N_LOCAL_PID;
/**
* First, check if we know the device by pwwn.
*/
rport = bfa_fcs_port_get_rport_by_pwwn(port,
n2n_port->rem_port_wwn);
if (rport) {
bfa_trc(port->fcs, rport->pid);
bfa_trc(port->fcs, rport->pwwn);
rport->pid = N2N_REMOTE_PID;
bfa_fcs_rport_online(rport);
return;
}
/*
* In n2n there can be only one rport. Delete the old one whose
* pid should be zero, because it is offline.
*/
if (port->num_rports > 0) {
rport = bfa_fcs_port_get_rport_by_pid(port, 0);
bfa_assert(rport != NULL);
if (rport) {
bfa_trc(port->fcs, rport->pwwn);
bfa_fcs_rport_delete(rport);
}
}
bfa_fcs_rport_create(port, N2N_REMOTE_PID);
}
}
/*
* Process the PID list in GID_FT response
*/
static void
bfa_fcs_port_ns_process_gidft_pids(struct bfa_fcs_port_s *port,
u32 *pid_buf, u32 n_pids)
{
struct fcgs_gidft_resp_s *gidft_entry;
struct bfa_fcs_rport_s *rport;
u32 ii;
for (ii = 0; ii < n_pids; ii++) {
gidft_entry = (struct fcgs_gidft_resp_s *) &pid_buf[ii];
if (gidft_entry->pid == port->pid)
continue;
/*
* Check if this rport already exists
*/
rport = bfa_fcs_port_get_rport_by_pid(port, gidft_entry->pid);
if (rport == NULL) {
/*
* this is a new device. create rport
*/
rport = bfa_fcs_rport_create(port, gidft_entry->pid);
} else {
/*
* this rport already exists
*/
bfa_fcs_rport_scn(rport);
}
bfa_trc(port->fcs, gidft_entry->pid);
/*
* if the last entry bit is set, bail out.
*/
if (gidft_entry->last)
return;
}
}
void
bfa_fcs_port_loop_adisc_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
void *cbarg, bfa_status_t req_status,
u32 rsp_len, u32 resid_len,
struct fchs_s *rsp_fchs)
{
struct bfa_fcs_port_s *port = (struct bfa_fcs_port_s *) cbarg;
struct bfa_fcs_rport_s *rport;
struct fc_adisc_s *adisc_resp;
struct fc_els_cmd_s *els_cmd;
u32 pid = rsp_fchs->s_id;
bfa_trc(port->fcs, req_status);
if (req_status != BFA_STATUS_OK) {
bfa_fcxp_free(fcxp);
return;
}
els_cmd = (struct fc_els_cmd_s *) BFA_FCXP_RSP_PLD(fcxp);
adisc_resp = (struct fc_adisc_s *) els_cmd;
if (els_cmd->els_code == FC_ELS_ACC) {
} else {
bfa_trc(port->fcs, adisc_resp->els_cmd.els_code);
rport = bfa_fcs_port_get_rport_by_pid(port, pid);
if (rport) {
list_del(&rport->qe);
bfa_fcs_rport_delete(rport);
}
}
return;
}
