Merge branch 'core/topology' of git://git.kernel.org/pub/scm/linux/kernel/git/tip...

[pandora-kernel.git] / drivers / infiniband / core / smi.c

diff --git a/drivers/infiniband/core/smi.c b/drivers/infiniband/core/smi.c
index 2bca753..8723675 100644 (file)
--- a/drivers/infiniband/core/smi.c
+++ b/drivers/infiniband/core/smi.c
@@ -192,7 +192,7 @@ enum smi_action smi_handle_dr_smp_recv(struct ib_smp *smp, u8 node_type,
                        }
                        /* smp->hop_ptr updated when sending */
                        return (node_type == RDMA_NODE_IB_SWITCH ?
-                               IB_SMI_HANDLE: IB_SMI_DISCARD);
+                               IB_SMI_HANDLE : IB_SMI_DISCARD);
                }
 
                /* C14-13:4 -- hop_ptr = 0 -> give to SM */
@@ -211,7 +211,7 @@ enum smi_forward_action smi_check_forward_dr_smp(struct ib_smp *smp)
        if (!ib_get_smp_direction(smp)) {
                /* C14-9:2 -- intermediate hop */
                if (hop_ptr && hop_ptr < hop_cnt)
-                       return IB_SMI_SEND;
+                       return IB_SMI_FORWARD;
 
                /* C14-9:3 -- at the end of the DR segment of path */
                if (hop_ptr == hop_cnt)
@@ -224,7 +224,7 @@ enum smi_forward_action smi_check_forward_dr_smp(struct ib_smp *smp)
        } else {
                /* C14-13:2  -- intermediate hop */
                if (2 <= hop_ptr && hop_ptr <= hop_cnt)
-                       return IB_SMI_SEND;
+                       return IB_SMI_FORWARD;
 
                /* C14-13:3 -- at the end of the DR segment of path */
                if (hop_ptr == 1)
@@ -233,3 +233,13 @@ enum smi_forward_action smi_check_forward_dr_smp(struct ib_smp *smp)
        }
        return IB_SMI_LOCAL;
 }
+
+/*
+ * Return the forwarding port number from initial_path for outgoing SMP and
+ * from return_path for returning SMP
+ */
+int smi_get_fwd_port(struct ib_smp *smp)
+{
+       return (!ib_get_smp_direction(smp) ? smp->initial_path[smp->hop_ptr+1] :
+               smp->return_path[smp->hop_ptr-1]);
+}