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[SCSI] bfa: Add support to register node symbolic name with name server 

- Changes to register node symbolic name with name server on the fabric
  by sending CT commands RNN_ID and RSNN_NN.

Signed-off-by: Vijaya Mohan Guvva <vmohan@brocade.com>
Signed-off-by: Krishna Gudipati <kgudipat@brocade.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
Krishna Gudipati 2012-08-22 19:52:43 -07:00 committed by James Bottomley
parent 9aec024975
commit ce7242b802
7 changed files with 454 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
drivers/scsi/bfa/bfa_defs_fcs.h
View File

@ -93,6 +93,7 @@ struct bfa_lport_cfg_s {
wwn_t pwwn; /* port wwn */
wwn_t nwwn; /* node wwn */
struct bfa_lport_symname_s sym_name; /* vm port symbolic name */
struct bfa_lport_symname_s node_sym_name; /* Node symbolic name */
enum bfa_lport_role roles; /* FCS port roles */
u32 rsvd;
bfa_boolean_t preboot_vp; /* vport created from PBC */
@ -192,6 +193,18 @@ struct bfa_lport_stats_s {
u32 ns_gidft_unknown_rsp;
u32 ns_gidft_alloc_wait;
u32 ns_rnnid_sent;
u32 ns_rnnid_accepts;
u32 ns_rnnid_rsp_err;
u32 ns_rnnid_rejects;
u32 ns_rnnid_alloc_wait;
u32 ns_rsnn_nn_sent;
u32 ns_rsnn_nn_accepts;
u32 ns_rsnn_nn_rsp_err;
u32 ns_rsnn_nn_rejects;
u32 ns_rsnn_nn_alloc_wait;
/*
* Mgmt Server stats
*/

10
drivers/scsi/bfa/bfa_fc.h
View File

@ -1279,6 +1279,7 @@ enum {
GS_GSPN_ID = 0x0118, /* Get symbolic PN on ID */
GS_RFT_ID = 0x0217, /* Register fc4type on ID */
GS_RSPN_ID = 0x0218, /* Register symbolic PN on ID */
GS_RSNN_NN = 0x0239, /* Register symbolic NN on NN */
GS_RPN_ID = 0x0212, /* Register port name */
GS_RNN_ID = 0x0213, /* Register node name */
GS_RCS_ID = 0x0214, /* Register class of service */
@ -1356,6 +1357,15 @@ struct fcgs_rspnid_req_s {
u8 spn[256]; /* symbolic port name */
};
/*
* RSNN_NN
*/
struct fcgs_rsnn_nn_req_s {
wwn_t node_name; /* Node name */
u8 snn_len; /* symbolic node name length */
u8 snn[256]; /* symbolic node name */
};
/*
* RPN_ID
*/

21
drivers/scsi/bfa/bfa_fcbuild.c
View File

@ -1251,6 +1251,27 @@ fc_rspnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id,
return sizeof(struct fcgs_rspnid_req_s) + sizeof(struct ct_hdr_s);
}
u16
fc_rsnn_nn_build(struct fchs_s *fchs, void *pyld, u32 s_id,
wwn_t node_name, u8 *name)
{
struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld;
struct fcgs_rsnn_nn_req_s *rsnn_nn =
(struct fcgs_rsnn_nn_req_s *) (cthdr + 1);
u32 d_id = bfa_hton3b(FC_NAME_SERVER);
fc_gs_fchdr_build(fchs, d_id, s_id, 0);
fc_gs_cthdr_build(cthdr, s_id, GS_RSNN_NN);
memset(rsnn_nn, 0, sizeof(struct fcgs_rsnn_nn_req_s));
rsnn_nn->node_name = node_name;
rsnn_nn->snn_len = (u8) strlen((char *)name);
strncpy((char *)rsnn_nn->snn, (char *)name, rsnn_nn->snn_len);
return sizeof(struct fcgs_rsnn_nn_req_s) + sizeof(struct ct_hdr_s);
}
u16
fc_gid_ft_build(struct fchs_s *fchs, void *pyld, u32 s_id, u8 fc4_type)
{

2
drivers/scsi/bfa/bfa_fcbuild.h
View File

@ -166,6 +166,8 @@ enum fc_parse_status fc_rrq_rsp_parse(struct fchs_s *buf, int len);
u16 fc_rspnid_build(struct fchs_s *fchs, void *pld, u32 s_id,
u16 ox_id, u8 *name);
u16 fc_rsnn_nn_build(struct fchs_s *fchs, void *pld, u32 s_id,
wwn_t node_name, u8 *name);
u16 fc_rftid_build(struct fchs_s *fchs, void *pld, u32 s_id,
u16 ox_id, enum bfa_lport_role role);

39
drivers/scsi/bfa/bfa_fcs.c
View File

@ -165,6 +165,7 @@ bfa_fcs_driver_info_init(struct bfa_fcs_s *fcs,
fcs->driver_info = *driver_info;
bfa_fcs_fabric_psymb_init(&fcs->fabric);
bfa_fcs_fabric_nsymb_init(&fcs->fabric);
}
/*
@ -842,6 +843,44 @@ bfa_fcs_fabric_psymb_init(struct bfa_fcs_fabric_s *fabric)
port_cfg->sym_name.symname[BFA_SYMNAME_MAXLEN - 1] = 0;
}
/*
* Node Symbolic Name Creation for base port and all vports
*/
void
bfa_fcs_fabric_nsymb_init(struct bfa_fcs_fabric_s *fabric)
{
struct bfa_lport_cfg_s *port_cfg = &fabric->bport.port_cfg;
char model[BFA_ADAPTER_MODEL_NAME_LEN] = {0};
struct bfa_fcs_driver_info_s *driver_info = &fabric->fcs->driver_info;
bfa_ioc_get_adapter_model(&fabric->fcs->bfa->ioc, model);
/* Model name/number */
strncpy((char *)&port_cfg->node_sym_name, model,
BFA_FCS_PORT_SYMBNAME_MODEL_SZ);
strncat((char *)&port_cfg->node_sym_name,
BFA_FCS_PORT_SYMBNAME_SEPARATOR,
sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR));
/* Driver Version */
strncat((char *)&port_cfg->node_sym_name, (char *)driver_info->version,
BFA_FCS_PORT_SYMBNAME_VERSION_SZ);
strncat((char *)&port_cfg->node_sym_name,
BFA_FCS_PORT_SYMBNAME_SEPARATOR,
sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR));
/* Host machine name */
strncat((char *)&port_cfg->node_sym_name,
(char *)driver_info->host_machine_name,
BFA_FCS_PORT_SYMBNAME_MACHINENAME_SZ);
strncat((char *)&port_cfg->node_sym_name,
BFA_FCS_PORT_SYMBNAME_SEPARATOR,
sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR));
/* null terminate */
port_cfg->node_sym_name.symname[BFA_SYMNAME_MAXLEN - 1] = 0;
}
/*
* bfa lps login completion callback
*/

5
drivers/scsi/bfa/bfa_fcs.h
View File

@ -62,6 +62,7 @@ struct bfa_fcs_s;
#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)
@ -72,6 +73,8 @@ struct bfa_fcs_lport_ns_s {
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;
};
@ -265,6 +268,7 @@ struct bfa_fcs_fabric_s;
#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) \
@ -780,6 +784,7 @@ 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);

366
drivers/scsi/bfa/bfa_fcs_lport.c
View File

@ -3229,6 +3229,10 @@ static void bfa_fcs_lport_ns_send_rff_id(void *ns_cbarg,
struct bfa_fcxp_s *fcxp_alloced);
static void bfa_fcs_lport_ns_send_gid_ft(void *ns_cbarg,
struct bfa_fcxp_s *fcxp_alloced);
static void bfa_fcs_lport_ns_send_rnn_id(void *ns_cbarg,
struct bfa_fcxp_s *fcxp_alloced);
static void bfa_fcs_lport_ns_send_rsnn_nn(void *ns_cbarg,
struct bfa_fcxp_s *fcxp_alloced);
static void bfa_fcs_lport_ns_timeout(void *arg);
static void bfa_fcs_lport_ns_plogi_response(void *fcsarg,
struct bfa_fcxp_s *fcxp,
@ -3265,6 +3269,20 @@ static void bfa_fcs_lport_ns_gid_ft_response(void *fcsarg,
u32 rsp_len,
u32 resid_len,
struct fchs_s *rsp_fchs);
static void bfa_fcs_lport_ns_rnn_id_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);
static void bfa_fcs_lport_ns_rsnn_nn_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);
static void bfa_fcs_lport_ns_process_gidft_pids(
struct bfa_fcs_lport_s *port,
u32 *pid_buf, u32 n_pids);
@ -3289,6 +3307,8 @@ enum vport_ns_event {
NSSM_EVENT_RFTID_SENT = 9,
NSSM_EVENT_RFFID_SENT = 10,
NSSM_EVENT_GIDFT_SENT = 11,
NSSM_EVENT_RNNID_SENT = 12,
NSSM_EVENT_RSNN_NN_SENT = 13,
};
static void bfa_fcs_lport_ns_sm_offline(struct bfa_fcs_lport_ns_s *ns,
@ -3329,6 +3349,21 @@ static void bfa_fcs_lport_ns_sm_gid_ft_retry(struct bfa_fcs_lport_ns_s *ns,
enum vport_ns_event event);
static void bfa_fcs_lport_ns_sm_online(struct bfa_fcs_lport_ns_s *ns,
enum vport_ns_event event);
static void bfa_fcs_lport_ns_sm_sending_rnn_id(
struct bfa_fcs_lport_ns_s *ns,
enum vport_ns_event event);
static void bfa_fcs_lport_ns_sm_rnn_id(struct bfa_fcs_lport_ns_s *ns,
enum vport_ns_event event);
static void bfa_fcs_lport_ns_sm_rnn_id_retry(struct bfa_fcs_lport_ns_s *ns,
enum vport_ns_event event);
static void bfa_fcs_lport_ns_sm_sending_rsnn_nn(
struct bfa_fcs_lport_ns_s *ns,
enum vport_ns_event event);
static void bfa_fcs_lport_ns_sm_rsnn_nn(struct bfa_fcs_lport_ns_s *ns,
enum vport_ns_event event);
static void bfa_fcs_lport_ns_sm_rsnn_nn_retry(
struct bfa_fcs_lport_ns_s *ns,
enum vport_ns_event event);
/*
* Start in offline state - awaiting linkup
*/
@ -3396,8 +3431,9 @@ bfa_fcs_lport_ns_sm_plogi(struct bfa_fcs_lport_ns_s *ns,
break;
case NSSM_EVENT_RSP_OK:
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rspn_id);
bfa_fcs_lport_ns_send_rspn_id(ns, NULL);
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rnn_id);
ns->num_rnnid_retries = 0;
bfa_fcs_lport_ns_send_rnn_id(ns, NULL);
break;
case NSSM_EVENT_PORT_OFFLINE:
@ -3436,6 +3472,176 @@ bfa_fcs_lport_ns_sm_plogi_retry(struct bfa_fcs_lport_ns_s *ns,
}
}
static void
bfa_fcs_lport_ns_sm_sending_rnn_id(struct bfa_fcs_lport_ns_s *ns,
enum vport_ns_event event)
{
bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
bfa_trc(ns->port->fcs, event);
switch (event) {
case NSSM_EVENT_RNNID_SENT:
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rnn_id);
break;
case NSSM_EVENT_PORT_OFFLINE:
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
&ns->fcxp_wqe);
break;
default:
bfa_sm_fault(ns->port->fcs, event);
}
}
static void
bfa_fcs_lport_ns_sm_rnn_id(struct bfa_fcs_lport_ns_s *ns,
enum vport_ns_event event)
{
bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
bfa_trc(ns->port->fcs, event);
switch (event) {
case NSSM_EVENT_RSP_OK:
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rsnn_nn);
ns->num_rnnid_retries = 0;
ns->num_rsnn_nn_retries = 0;
bfa_fcs_lport_ns_send_rsnn_nn(ns, NULL);
break;
case NSSM_EVENT_RSP_ERROR:
if (ns->num_rnnid_retries < BFA_FCS_MAX_NS_RETRIES) {
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rnn_id_retry);
ns->port->stats.ns_retries++;
ns->num_rnnid_retries++;
bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
&ns->timer, bfa_fcs_lport_ns_timeout, ns,
BFA_FCS_RETRY_TIMEOUT);
} else {
bfa_sm_set_state(ns,
bfa_fcs_lport_ns_sm_sending_rspn_id);
bfa_fcs_lport_ns_send_rspn_id(ns, NULL);
}
break;
case NSSM_EVENT_PORT_OFFLINE:
bfa_fcxp_discard(ns->fcxp);
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
break;
default:
bfa_sm_fault(ns->port->fcs, event);
}
}
static void
bfa_fcs_lport_ns_sm_rnn_id_retry(struct bfa_fcs_lport_ns_s *ns,
enum vport_ns_event event)
{
bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
bfa_trc(ns->port->fcs, event);
switch (event) {
case NSSM_EVENT_TIMEOUT:
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rnn_id);
bfa_fcs_lport_ns_send_rnn_id(ns, NULL);
break;
case NSSM_EVENT_PORT_OFFLINE:
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
bfa_timer_stop(&ns->timer);
break;
default:
bfa_sm_fault(ns->port->fcs, event);
}
}
static void
bfa_fcs_lport_ns_sm_sending_rsnn_nn(struct bfa_fcs_lport_ns_s *ns,
enum vport_ns_event event)
{
bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
bfa_trc(ns->port->fcs, event);
switch (event) {
case NSSM_EVENT_RSNN_NN_SENT:
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rsnn_nn);
break;
case NSSM_EVENT_PORT_OFFLINE:
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
&ns->fcxp_wqe);
break;
default:
bfa_sm_fault(ns->port->fcs, event);
}
}
static void
bfa_fcs_lport_ns_sm_rsnn_nn(struct bfa_fcs_lport_ns_s *ns,
enum vport_ns_event event)
{
bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
bfa_trc(ns->port->fcs, event);
switch (event) {
case NSSM_EVENT_RSP_OK:
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rspn_id);
ns->num_rsnn_nn_retries = 0;
bfa_fcs_lport_ns_send_rspn_id(ns, NULL);
break;
case NSSM_EVENT_RSP_ERROR:
if (ns->num_rsnn_nn_retries < BFA_FCS_MAX_NS_RETRIES) {
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rsnn_nn_retry);
ns->port->stats.ns_retries++;
ns->num_rsnn_nn_retries++;
bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
&ns->timer, bfa_fcs_lport_ns_timeout,
ns, BFA_FCS_RETRY_TIMEOUT);
} else {
bfa_sm_set_state(ns,
bfa_fcs_lport_ns_sm_sending_rspn_id);
bfa_fcs_lport_ns_send_rspn_id(ns, NULL);
}
break;
case NSSM_EVENT_PORT_OFFLINE:
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
bfa_fcxp_discard(ns->fcxp);
break;
default:
bfa_sm_fault(ns->port->fcs, event);
}
}
static void
bfa_fcs_lport_ns_sm_rsnn_nn_retry(struct bfa_fcs_lport_ns_s *ns,
enum vport_ns_event event)
{
bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
bfa_trc(ns->port->fcs, event);
switch (event) {
case NSSM_EVENT_TIMEOUT:
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rsnn_nn);
bfa_fcs_lport_ns_send_rsnn_nn(ns, NULL);
break;
case NSSM_EVENT_PORT_OFFLINE:
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
bfa_timer_stop(&ns->timer);
break;
default:
bfa_sm_fault(ns->port->fcs, event);
}
}
static void
bfa_fcs_lport_ns_sm_sending_rspn_id(struct bfa_fcs_lport_ns_s *ns,
enum vport_ns_event event)
@ -3916,6 +4122,162 @@ bfa_fcs_lport_ns_plogi_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
}
}
/*
* Register node name for port_id
*/
static void
bfa_fcs_lport_ns_send_rnn_id(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced)
{
struct bfa_fcs_lport_ns_s *ns = ns_cbarg;
struct bfa_fcs_lport_s *port = ns->port;
struct fchs_s fchs;
int len;
struct bfa_fcxp_s *fcxp;
bfa_trc(port->fcs, port->port_cfg.pwwn);
fcxp = fcxp_alloced ? fcxp_alloced :
bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE);
if (!fcxp) {
port->stats.ns_rnnid_alloc_wait++;
bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe,
bfa_fcs_lport_ns_send_rnn_id, ns, BFA_TRUE);
return;
}
ns->fcxp = fcxp;
len = fc_rnnid_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
bfa_fcs_lport_get_fcid(port),
bfa_fcs_lport_get_fcid(port),
bfa_fcs_lport_get_nwwn(port));
bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
FC_CLASS_3, len, &fchs,
bfa_fcs_lport_ns_rnn_id_response, (void *)ns,
FC_MAX_PDUSZ, FC_FCCT_TOV);
port->stats.ns_rnnid_sent++;
bfa_sm_send_event(ns, NSSM_EVENT_RNNID_SENT);
}
static void
bfa_fcs_lport_ns_rnn_id_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_lport_ns_s *ns = (struct bfa_fcs_lport_ns_s *) cbarg;
struct bfa_fcs_lport_s *port = ns->port;
struct ct_hdr_s *cthdr = NULL;
bfa_trc(port->fcs, port->port_cfg.pwwn);
/*
* Sanity Checks
*/
if (req_status != BFA_STATUS_OK) {
bfa_trc(port->fcs, req_status);
port->stats.ns_rnnid_rsp_err++;
bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
return;
}
cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code);
if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
port->stats.ns_rnnid_accepts++;
bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK);
return;
}
port->stats.ns_rnnid_rejects++;
bfa_trc(port->fcs, cthdr->reason_code);
bfa_trc(port->fcs, cthdr->exp_code);
bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
}
/*
* Register the symbolic node name for a given node name.
*/
static void
bfa_fcs_lport_ns_send_rsnn_nn(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced)
{
struct bfa_fcs_lport_ns_s *ns = ns_cbarg;
struct bfa_fcs_lport_s *port = ns->port;
struct fchs_s fchs;
int len;
struct bfa_fcxp_s *fcxp;
u8 *nsymbl;
bfa_trc(port->fcs, port->port_cfg.pwwn);
fcxp = fcxp_alloced ? fcxp_alloced :
bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE);
if (!fcxp) {
port->stats.ns_rsnn_nn_alloc_wait++;
bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe,
bfa_fcs_lport_ns_send_rsnn_nn, ns, BFA_TRUE);
return;
}
ns->fcxp = fcxp;
nsymbl = (u8 *) &(bfa_fcs_lport_get_nsym_name(
bfa_fcs_get_base_port(port->fcs)));
len = fc_rsnn_nn_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
bfa_fcs_lport_get_fcid(port),
bfa_fcs_lport_get_nwwn(port), nsymbl);
bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
FC_CLASS_3, len, &fchs,
bfa_fcs_lport_ns_rsnn_nn_response, (void *)ns,
FC_MAX_PDUSZ, FC_FCCT_TOV);
port->stats.ns_rsnn_nn_sent++;
bfa_sm_send_event(ns, NSSM_EVENT_RSNN_NN_SENT);
}
static void
bfa_fcs_lport_ns_rsnn_nn_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_lport_ns_s *ns = (struct bfa_fcs_lport_ns_s *) cbarg;
struct bfa_fcs_lport_s *port = ns->port;
struct ct_hdr_s *cthdr = NULL;
bfa_trc(port->fcs, port->port_cfg.pwwn);
/*
* Sanity Checks
*/
if (req_status != BFA_STATUS_OK) {
bfa_trc(port->fcs, req_status);
port->stats.ns_rsnn_nn_rsp_err++;
bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
return;
}
cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code);
if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
port->stats.ns_rsnn_nn_accepts++;
bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK);
return;
}
port->stats.ns_rsnn_nn_rejects++;
bfa_trc(port->fcs, cthdr->reason_code);
bfa_trc(port->fcs, cthdr->exp_code);
bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
}
/*
* Register the symbolic port name.
*/