[SCSI] libfc: move rport_lookup into fc_rport.c

Move the libfc remote port lookup function into fc_rport.c.
This seems like the best place for it.

Signed-off-by: Joe Eykholt <jeykholt@cisco.com>
Signed-off-by: Robert Love <robert.w.love@intel.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>

1 files changed, 20 insertions, 0 deletions

diff --git a/drivers/scsi/libfc/fc_rport.c b/drivers/scsi/libfc/fc_rport.c
index 406049c13a0e..99ac056293f5 100644
--- a/drivers/scsi/libfc/fc_rport.c
+++ b/drivers/scsi/libfc/fc_rport.c
@@ -87,6 +87,23 @@ static const char *fc_rport_state_names[] = {
 };
 
 /**
+ * fc_rport_lookup() - lookup a remote port by port_id
+ * @lport: Fibre Channel host port instance
+ * @port_id: remote port port_id to match
+ */
+static struct fc_rport_priv *fc_rport_lookup(const struct fc_lport *lport,
+                                             u32 port_id)
+{
+        struct fc_rport_priv *rdata;
+
+        list_for_each_entry(rdata, &lport->disc.rports, peers)
+                if (rdata->ids.port_id == port_id &&
+                    rdata->rp_state != RPORT_ST_DELETE)
+                        return rdata;
+        return NULL;
+}
+
+/**
  * fc_rport_create() - create remote port in INIT state.
  * @lport: local port.
  * @ids: remote port identifiers.
@@ -1292,6 +1309,9 @@ static void fc_rport_flush_queue(void)
 
 int fc_rport_init(struct fc_lport *lport)
 {
+        if (!lport->tt.rport_lookup)
+                lport->tt.rport_lookup = fc_rport_lookup;
+
         if (!lport->tt.rport_create)
                 lport->tt.rport_create = fc_rport_create;