* rport.c Remote port implementation.
*/
+#include "bfad_drv.h"
#include "bfa_fcs.h"
#include "bfa_fcbuild.h"
-#include "bfad_drv.h"
BFA_TRC_FILE(FCS, RPORT);
static void bfa_fcs_rport_process_adisc(struct bfa_fcs_rport_s *rport,
struct fchs_s *rx_fchs, u16 len);
static void bfa_fcs_rport_send_prlo_acc(struct bfa_fcs_rport_s *rport);
-/*
- * 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_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 continously */
-};
static void bfa_fcs_rport_sm_uninit(struct bfa_fcs_rport_s *rport,
enum rport_event event);
case RPSM_EVENT_LOGO_RCVD:
bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_logorcv);
- bfa_rport_offline(rport->bfa_rport);
+ bfa_sm_send_event(rport->bfa_rport, BFA_RPORT_SM_OFFLINE);
break;
case RPSM_EVENT_LOGO_IMP:
case RPSM_EVENT_ADDRESS_CHANGE:
bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_offline);
- bfa_rport_offline(rport->bfa_rport);
+ bfa_sm_send_event(rport->bfa_rport, BFA_RPORT_SM_OFFLINE);
break;
case RPSM_EVENT_PLOGI_RCVD:
bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending);
- bfa_rport_offline(rport->bfa_rport);
+ bfa_sm_send_event(rport->bfa_rport, BFA_RPORT_SM_OFFLINE);
bfa_fcs_rport_send_plogiacc(rport, NULL);
break;
case RPSM_EVENT_DELETE:
bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_logosend);
- bfa_rport_offline(rport->bfa_rport);
+ bfa_sm_send_event(rport->bfa_rport, BFA_RPORT_SM_OFFLINE);
break;
case RPSM_EVENT_SCN:
switch (event) {
case RPSM_EVENT_FC4_OFFLINE:
bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_logorcv);
- bfa_rport_offline(rport->bfa_rport);
+ bfa_sm_send_event(rport->bfa_rport, BFA_RPORT_SM_OFFLINE);
break;
case RPSM_EVENT_DELETE:
switch (event) {
case RPSM_EVENT_FC4_OFFLINE:
bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_logosend);
- bfa_rport_offline(rport->bfa_rport);
+ bfa_sm_send_event(rport->bfa_rport, BFA_RPORT_SM_OFFLINE);
break;
default:
switch (event) {
case RPSM_EVENT_FC4_OFFLINE:
bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_offline);
- bfa_rport_offline(rport->bfa_rport);
+ bfa_sm_send_event(rport->bfa_rport, BFA_RPORT_SM_OFFLINE);
break;
case RPSM_EVENT_SCN:
twin->stats.plogi_rcvd += rport->stats.plogi_rcvd;
twin->stats.plogi_accs++;
- bfa_fcs_rport_delete(rport);
+ bfa_sm_send_event(rport, RPSM_EVENT_DELETE);
bfa_fcs_rport_update(twin, plogi_rsp);
twin->pid = rsp_fchs->s_id;
/*
* allocate FC-4s
*/
- bfa_assert(bfa_fcs_lport_is_initiator(port));
+ WARN_ON(!bfa_fcs_lport_is_initiator(port));
if (bfa_fcs_lport_is_initiator(port)) {
rport->itnim = bfa_fcs_itnim_create(rport);
if (!rport->itnim) {
bfa_trc(fcs, rpid);
- bfa_rport_delete(rport->bfa_rport);
+ bfa_sm_send_event(rport->bfa_rport,
+ BFA_RPORT_SM_DELETE);
kfree(rport_drv);
return NULL;
}
bfa_fcs_rpf_rport_offline(rport);
}
- bfa_rport_delete(rport->bfa_rport);
+ bfa_sm_send_event(rport->bfa_rport, BFA_RPORT_SM_DELETE);
bfa_fcs_lport_del_rport(port, rport);
kfree(rport->rp_drv);
}
bfa_sm_send_event(rport, RPSM_EVENT_PLOGI_RCVD);
}
-/*
- * Called by bport/vport to delete a remote port instance.
- *
- * Rport delete is called under the following conditions:
- * - vport is deleted
- * - vf is deleted
- * - explicit request from OS to delete rport
- */
-void
-bfa_fcs_rport_delete(struct bfa_fcs_rport_s *rport)
-{
- bfa_sm_send_event(rport, RPSM_EVENT_DELETE);
-}
-/*
- * Called by bport/vport to when a target goes offline.
- *
- */
-void
-bfa_fcs_rport_offline(struct bfa_fcs_rport_s *rport)
-{
- bfa_sm_send_event(rport, RPSM_EVENT_LOGO_IMP);
-}
-
-/*
- * Called by bport in n2n when a target (attached port) becomes online.
- *
- */
-void
-bfa_fcs_rport_online(struct bfa_fcs_rport_s *rport)
-{
- bfa_sm_send_event(rport, RPSM_EVENT_PLOGI_SEND);
-}
/*
* Called by bport/vport to notify SCN for the remote port
*/
bfa_sm_send_event(rport, RPSM_EVENT_SCN);
}
-/*
- * Called by fcpim to notify that the ITN cleanup is done.
- */
-void
-bfa_fcs_rport_itnim_ack(struct bfa_fcs_rport_s *rport)
-{
- bfa_sm_send_event(rport, RPSM_EVENT_FC4_OFFLINE);
-}
-
-/*
- * Called by fcptm to notify that the ITN cleanup is done.
- */
-void
-bfa_fcs_rport_tin_ack(struct bfa_fcs_rport_s *rport)
-{
- bfa_sm_send_event(rport, RPSM_EVENT_FC4_OFFLINE);
-}
/*
* brief
bfa_trc(rport->fcs, rport->pwwn);
}
-/*
- * Called to process any unsolicted frames from this remote port
- */
-void
-bfa_fcs_rport_logo_imp(struct bfa_fcs_rport_s *rport)
-{
- bfa_sm_send_event(rport, RPSM_EVENT_LOGO_IMP);
-}
-
/*
* Called to process any unsolicted frames from this remote port
*/
return bfa_sm_to_state(rport_sm_table, rport->sm);
}
+
/*
* brief
* Called by the Driver to set rport delete/ageout timeout
bfa_fcs_rport_del_timeout = rport_tmo * 1000;
}
void
-bfa_fcs_rport_prlo(struct bfa_fcs_rport_s *rport, u16 ox_id)
+bfa_fcs_rport_prlo(struct bfa_fcs_rport_s *rport, __be16 ox_id)
{
bfa_trc(rport->fcs, rport->pid);
* 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_lport_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 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_lport_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;
- bfa_fcs_lport_t *port = rport->port;
- bfa_port_speed_t rport_speed = rport->rpf.rpsc_speed;
-
- 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_fcport_is_ratelim(port->fcs->bfa)) {
- if (rport_speed == BFA_PORT_SPEED_UNKNOWN) {
- /* Use default ratelim speed setting */
- rport_speed =
- bfa_fcport_get_ratelim_speed(rport->fcs->bfa);
- }
-
- if (rport_speed < bfa_fcs_lport_get_rport_max_speed(port))
- rport_attr->trl_enforced = BFA_TRUE;
- }
-}
-
-/*
- * 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)
-{
- memset((char *)&rport->stats, 0,
- sizeof(struct bfa_rport_stats_s));
-}
-
struct bfa_fcs_rport_s *
bfa_fcs_rport_lookup(struct bfa_fcs_lport_s *port, wwn_t rpwwn)
{
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, bfa_port_speed_t 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_PORT_SPEED_UNKNOWN)
- bfa_rport_speed(rport->bfa_rport, speed);
-}
-
-
-
/*
* Remote port features (RPF) implementation.
*/
case RPFSM_EVENT_RPORT_ONLINE:
/* Send RPSC2 to a Brocade fabric only. */
if ((!BFA_FCS_PID_IS_WKA(rport->pid)) &&
- ((bfa_lps_is_brcd_fabric(rport->port->fabric->lps)) ||
+ ((rport->port->fabric->lps->brcd_switch) ||
(bfa_fcs_fabric_get_switch_oui(fabric) ==
BFA_FCS_BRCD_SWITCH_OUI))) {
bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_rpsc_sending);
num_ents = be16_to_cpu(rpsc2_acc->num_pids);
bfa_trc(rport->fcs, num_ents);
if (num_ents > 0) {
- bfa_assert(rpsc2_acc->port_info[0].pid != rport->pid);
+ WARN_ON(rpsc2_acc->port_info[0].pid == rport->pid);
bfa_trc(rport->fcs,
be16_to_cpu(rpsc2_acc->port_info[0].pid));
bfa_trc(rport->fcs,
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