RDMA: iWARP Core Changes.

Modifications to the existing rdma header files, core files, drivers,
and ulp files to support iWARP, including:
 - Hook iWARP CM into the build system and use it in rdma_cm.
 - Convert enum ib_node_type to enum rdma_node_type, which includes
   the possibility of RDMA_NODE_RNIC, and update everything for this.

Signed-off-by: Tom Tucker <tom@opengridcomputing.com>
Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

1 files changed, 17 insertions, 0 deletions

diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c
index 06f98e9e14f..8b5dd3649bb 100644
--- a/drivers/infiniband/core/verbs.c
+++ b/drivers/infiniband/core/verbs.c
@@ -79,6 +79,23 @@ enum ib_rate mult_to_ib_rate(int mult)
 }
 EXPORT_SYMBOL(mult_to_ib_rate);
 
+enum rdma_transport_type
+rdma_node_get_transport(enum rdma_node_type node_type)
+{
+        switch (node_type) {
+        case RDMA_NODE_IB_CA:
+        case RDMA_NODE_IB_SWITCH:
+        case RDMA_NODE_IB_ROUTER:
+                return RDMA_TRANSPORT_IB;
+        case RDMA_NODE_RNIC:
+                return RDMA_TRANSPORT_IWARP;
+        default:
+                BUG();
+                return 0;
+        }
+}
+EXPORT_SYMBOL(rdma_node_get_transport);
+
 /* Protection domains */
 
 struct ib_pd *ib_alloc_pd(struct ib_device *device)