[PATCH] qla2xxx: add remote port codes...

Add initial support for FC remote port infrastructure.

     o Use fc_remote_port...() registration and block/unlock
       functions.
     o Consolidate 'attribute' (fc-remote/sysfs) helpers into
       new qla_attr.c file.

Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

1 files changed, 29 insertions, 2 deletions

diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index 00bfbd42bdb6..29b301ecd2ff 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -19,6 +19,7 @@
 #include "qla_def.h"
 
 #include <linux/delay.h>
+#include <scsi/scsi_transport_fc.h>
 
 #include "qla_devtbl.h"
 
@@ -1927,8 +1928,35 @@ qla2x00_update_fcport(scsi_qla_host_t *ha, fc_port_t *fcport)
                 qla2x00_lun_discovery(ha, fcport);
         }
         atomic_set(&fcport->state, FCS_ONLINE);
+        if (ha->flags.init_done)
+                qla2x00_reg_remote_port(ha, fcport);
 }
 
+void
+qla2x00_reg_remote_port(scsi_qla_host_t *ha, fc_port_t *fcport)
+{
+        struct fc_rport_identifiers rport_ids;
+
+        if (fcport->rport) {
+                fc_remote_port_unblock(fcport->rport);
+                return;
+        }
+
+        rport_ids.node_name = be64_to_cpu(*(uint64_t *)fcport->node_name);
+        rport_ids.port_name = be64_to_cpu(*(uint64_t *)fcport->port_name);
+        rport_ids.port_id = fcport->d_id.b.domain << 16 |
+            fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa;
+        rport_ids.roles = FC_RPORT_ROLE_UNKNOWN;
+        if (fcport->port_type == FCT_INITIATOR)
+                rport_ids.roles |= FC_RPORT_ROLE_FCP_INITIATOR;
+        if (fcport->port_type == FCT_TARGET)
+                rport_ids.roles |= FC_RPORT_ROLE_FCP_TARGET;
+
+        fcport->rport = fc_remote_port_add(ha->host, 0, &rport_ids);
+        if (!fcport->rport)
+                qla_printk(KERN_WARNING, ha,
+                    "Unable to allocate fc remote port!\n");
+}
 /*
  * qla2x00_lun_discovery
  *      Issue SCSI inquiry command for LUN discovery.
@@ -2895,8 +2923,7 @@ qla2x00_device_resync(scsi_qla_host_t *ha)
                         if (atomic_read(&fcport->state) == FCS_ONLINE) {
                                 if (format != 3 ||
                                     fcport->port_type != FCT_INITIATOR) {
-                                        atomic_set(&fcport->state,
-                                            FCS_DEVICE_LOST);
+                                        qla2x00_mark_device_lost(ha, fcport, 0);
                                 }
                         }
                         fcport->flags &= ~FCF_FARP_DONE;