/**
* FC transport template entry, get SCSI host port type.
*/
static void
bfad_im_get_host_port_type(struct Scsi_Host *shost)
{
struct bfad_im_port_s *im_port =
(struct bfad_im_port_s *) shost->hostdata[0];
struct bfad_s *bfad = im_port->bfad;
struct bfa_pport_attr_s attr;
bfa_fcport_get_attr(&bfad->bfa, &attr);
switch (attr.port_type) {
case BFA_PPORT_TYPE_NPORT:
fc_host_port_type(shost) = FC_PORTTYPE_NPORT;
break;
case BFA_PPORT_TYPE_NLPORT:
fc_host_port_type(shost) = FC_PORTTYPE_NLPORT;
break;
case BFA_PPORT_TYPE_P2P:
fc_host_port_type(shost) = FC_PORTTYPE_PTP;
break;
case BFA_PPORT_TYPE_LPORT:
fc_host_port_type(shost) = FC_PORTTYPE_LPORT;
break;
default:
fc_host_port_type(shost) = FC_PORTTYPE_UNKNOWN;
break;
}
}
/*
* csio_get_port_type - Return FC local port type.
* @shost: scsi host.
*
*/
static void
csio_get_host_port_type(struct Scsi_Host *shost)
{
struct csio_lnode *ln = shost_priv(shost);
struct csio_hw *hw = csio_lnode_to_hw(ln);
spin_lock_irq(&hw->lock);
if (csio_is_npiv_ln(ln))
fc_host_port_type(shost) = FC_PORTTYPE_NPIV;
else
fc_host_port_type(shost) = FC_PORTTYPE_NPORT;
spin_unlock_irq(&hw->lock);
}
static int zfcp_erp_port_strategy_open_common(struct zfcp_erp_action *act)
{
struct zfcp_adapter *adapter = act->adapter;
struct zfcp_port *port = act->port;
int p_status = atomic_read(&port->status);
switch (act->step) {
case ZFCP_ERP_STEP_UNINITIALIZED:
case ZFCP_ERP_STEP_PHYS_PORT_CLOSING:
case ZFCP_ERP_STEP_PORT_CLOSING:
if (fc_host_port_type(adapter->scsi_host) == FC_PORTTYPE_PTP)
return zfcp_erp_open_ptp_port(act);
if (!port->d_id) {
zfcp_fc_trigger_did_lookup(port);
return ZFCP_ERP_EXIT;
}
return zfcp_erp_port_strategy_open_port(act);
case ZFCP_ERP_STEP_PORT_OPENING:
/* D_ID might have changed during open */
if (p_status & ZFCP_STATUS_COMMON_OPEN) {
if (!port->d_id) {
zfcp_fc_trigger_did_lookup(port);
return ZFCP_ERP_EXIT;
}
return ZFCP_ERP_SUCCEEDED;
}
if (port->d_id && !(p_status & ZFCP_STATUS_COMMON_NOESC)) {
port->d_id = 0;
return ZFCP_ERP_FAILED;
}
/* fall through otherwise */
}
return ZFCP_ERP_FAILED;
}
/**
* fc_lport_init() - Initialize the lport layer for a local port
* @lport: The local port to initialize the exchange layer for
*/
int fc_lport_init(struct fc_lport *lport)
{
if (!lport->tt.lport_recv)
lport->tt.lport_recv = fc_lport_recv_req;
if (!lport->tt.lport_reset)
lport->tt.lport_reset = fc_lport_reset;
fc_host_port_type(lport->host) = FC_PORTTYPE_NPORT;
fc_host_node_name(lport->host) = lport->wwnn;
fc_host_port_name(lport->host) = lport->wwpn;
fc_host_supported_classes(lport->host) = FC_COS_CLASS3;
memset(fc_host_supported_fc4s(lport->host), 0,
sizeof(fc_host_supported_fc4s(lport->host)));
fc_host_supported_fc4s(lport->host)[2] = 1;
fc_host_supported_fc4s(lport->host)[7] = 1;
/* This value is also unchanging */
memset(fc_host_active_fc4s(lport->host), 0,
sizeof(fc_host_active_fc4s(lport->host)));
fc_host_active_fc4s(lport->host)[2] = 1;
fc_host_active_fc4s(lport->host)[7] = 1;
fc_host_maxframe_size(lport->host) = lport->mfs;
fc_host_supported_speeds(lport->host) = 0;
if (lport->link_supported_speeds & FC_PORTSPEED_1GBIT)
fc_host_supported_speeds(lport->host) |= FC_PORTSPEED_1GBIT;
if (lport->link_supported_speeds & FC_PORTSPEED_10GBIT)
fc_host_supported_speeds(lport->host) |= FC_PORTSPEED_10GBIT;
return 0;
}
static int zfcp_erp_adapter_strat_fsf_xconf(struct zfcp_erp_action *erp_action)
{
int retries;
int sleep = 1;
struct zfcp_adapter *adapter = erp_action->adapter;
atomic_clear_mask(ZFCP_STATUS_ADAPTER_XCONFIG_OK, &adapter->status);
for (retries = 7; retries; retries--) {
atomic_clear_mask(ZFCP_STATUS_ADAPTER_HOST_CON_INIT,
&adapter->status);
write_lock_irq(&adapter->erp_lock);
zfcp_erp_action_to_running(erp_action);
write_unlock_irq(&adapter->erp_lock);
if (zfcp_fsf_exchange_config_data(erp_action)) {
atomic_clear_mask(ZFCP_STATUS_ADAPTER_HOST_CON_INIT,
&adapter->status);
return ZFCP_ERP_FAILED;
}
zfcp_dbf_rec_thread_lock("erasfx1", adapter->dbf);
wait_event(adapter->erp_ready_wq,
!list_empty(&adapter->erp_ready_head));
zfcp_dbf_rec_thread_lock("erasfx2", adapter->dbf);
if (erp_action->status & ZFCP_STATUS_ERP_TIMEDOUT)
break;
if (!(atomic_read(&adapter->status) &
ZFCP_STATUS_ADAPTER_HOST_CON_INIT))
break;
ssleep(sleep);
sleep *= 2;
}
atomic_clear_mask(ZFCP_STATUS_ADAPTER_HOST_CON_INIT,
&adapter->status);
if (!(atomic_read(&adapter->status) & ZFCP_STATUS_ADAPTER_XCONFIG_OK))
return ZFCP_ERP_FAILED;
if (fc_host_port_type(adapter->scsi_host) == FC_PORTTYPE_PTP)
zfcp_erp_enqueue_ptp_port(adapter);
return ZFCP_ERP_SUCCEEDED;
}
static int zfcp_erp_port_strategy_open_common(struct zfcp_erp_action *act)
{
struct zfcp_adapter *adapter = act->adapter;
struct zfcp_port *port = act->port;
int p_status = atomic_read(&port->status);
switch (act->step) {
case ZFCP_ERP_STEP_UNINITIALIZED:
case ZFCP_ERP_STEP_PHYS_PORT_CLOSING:
case ZFCP_ERP_STEP_PORT_CLOSING:
if (fc_host_port_type(adapter->scsi_host) == FC_PORTTYPE_PTP)
return zfcp_erp_open_ptp_port(act);
if (!port->d_id) {
zfcp_port_get(port);
if (!queue_work(adapter->work_queue,
&port->gid_pn_work))
zfcp_port_put(port);
return ZFCP_ERP_EXIT;
}
return zfcp_erp_port_strategy_open_port(act);
case ZFCP_ERP_STEP_PORT_OPENING:
/* D_ID might have changed during open */
if (p_status & ZFCP_STATUS_COMMON_OPEN) {
if (port->d_id)
return ZFCP_ERP_SUCCEEDED;
else {
act->step = ZFCP_ERP_STEP_PORT_CLOSING;
return ZFCP_ERP_CONTINUES;
}
}
if (port->d_id && !(p_status & ZFCP_STATUS_COMMON_NOESC)) {
port->d_id = 0;
_zfcp_erp_port_reopen(port, 0, "erpsoc1", NULL);
return ZFCP_ERP_EXIT;
}
/* fall through otherwise */
}
return ZFCP_ERP_FAILED;
}
static int zfcp_erp_port_strategy_open_common(struct zfcp_erp_action *act)
{
struct zfcp_adapter *adapter = act->adapter;
struct zfcp_port *port = act->port;
int p_status = atomic_read(&port->status);
switch (act->step) {
case ZFCP_ERP_STEP_UNINITIALIZED:
case ZFCP_ERP_STEP_PHYS_PORT_CLOSING:
case ZFCP_ERP_STEP_PORT_CLOSING:
if (fc_host_port_type(adapter->scsi_host) == FC_PORTTYPE_PTP)
return zfcp_erp_open_ptp_port(act);
if (!port->d_id) {
queue_work(zfcp_data.work_queue, &port->gid_pn_work);
return ZFCP_ERP_CONTINUES;
}
case ZFCP_ERP_STEP_NAMESERVER_LOOKUP:
if (!port->d_id) {
if (p_status & (ZFCP_STATUS_PORT_INVALID_WWPN)) {
zfcp_erp_port_failed(port, 26, NULL);
return ZFCP_ERP_EXIT;
}
return ZFCP_ERP_FAILED;
}
return zfcp_erp_port_strategy_open_port(act);
case ZFCP_ERP_STEP_PORT_OPENING:
/* D_ID might have changed during open */
if (p_status & ZFCP_STATUS_COMMON_OPEN) {
if (port->d_id)
return ZFCP_ERP_SUCCEEDED;
else {
act->step = ZFCP_ERP_STEP_PORT_CLOSING;
return ZFCP_ERP_CONTINUES;
}
/* fall through otherwise */
}
}
return ZFCP_ERP_FAILED;
}
/**
* fc_get_host_port_type() - Return the port type of the given Scsi_Host
* @shost: The SCSI host whose port type is to be determined
*/
void fc_get_host_port_type(struct Scsi_Host *shost)
{
/* TODO - currently just NPORT */
fc_host_port_type(shost) = FC_PORTTYPE_NPORT;
}
void fc_get_host_port_type(struct Scsi_Host *shost)
{
fc_host_port_type(shost) = FC_PORTTYPE_NPORT;
}
