Reserve the legacy transport type for the 'transport' member
of 'struct rdma_dev_addr' until we make sure this is no
longer needed.
Cc: Jason Gunthorpe <jguntho...@obsidianresearch.com>
Cc: Doug Ledford <dledf...@redhat.com>
Cc: Ira Weiny <ira.we...@intel.com>
Cc: Sean Hefty <sean.he...@intel.com>
Signed-off-by: Michael Wang <yun.w...@profitbricks.com>
---
drivers/infiniband/core/cma.c | 25 +++++++++++++++++++++++--
1 file changed, 23 insertions(+), 2 deletions(-)
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index c23f483..e26b42e 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -244,14 +244,35 @@ static inline void cma_set_ip_ver(struct cma_hdr *hdr, u8
ip_ver)
hdr->ip_version = (ip_ver << 4) | (hdr->ip_version & 0xF);
}
+static inline void cma_set_legacy_transport(struct rdma_cm_id *id)
+{
+ switch (id->device->node_type) {
+ case RDMA_NODE_IB_CA:
+ case RDMA_NODE_IB_SWITCH:
+ case RDMA_NODE_IB_ROUTER:
+ id->route.addr.dev_addr.transport = RDMA_TRANSPORT_IB;
+ break;
+ case RDMA_NODE_RNIC:
+ id->route.addr.dev_addr.transport = RDMA_TRANSPORT_IWARP;
+ break;
+ case RDMA_NODE_USNIC:
+ id->route.addr.dev_addr.transport = RDMA_TRANSPORT_USNIC;
+ break;
+ case RDMA_NODE_USNIC_UDP:
+ id->route.addr.dev_addr.transport = RDMA_TRANSPORT_USNIC_UDP;
+ break;
+ default:
+ BUG();
+ }
+}
+
static void cma_attach_to_dev(struct rdma_id_private *id_priv,
struct cma_device *cma_dev)
{
atomic_inc(&cma_dev->refcount);
id_priv->cma_dev = cma_dev;
id_priv->id.device = cma_dev->device;
- id_priv->id.route.addr.dev_addr.transport =
- rdma_node_get_transport(cma_dev->device->node_type);
+ cma_set_legacy_transport(&id_priv->id);
list_add_tail(&id_priv->list, &cma_dev->id_list);
}
--
2.1.0
--
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