[PATCH v3 02/28] IB/Verbs: Implement raw management helpers

From: Michael Wang
Date: Mon Apr 13 2015 - 08:22:47 EST



Add raw helpers:
rdma_tech_ib
rdma_tech_iboe
rdma_tech_iwarp
rdma_ib_or_iboe (transition, clean up later)
To help us detect which technology the port supported.

Cc: Steve Wise <swise@xxxxxxxxxxxxxxxxxxxxx>
Cc: Tom Talpey <tom@xxxxxxxxxx>
Cc: Jason Gunthorpe <jgunthorpe@xxxxxxxxxxxxxxxxxxxx>
Cc: Doug Ledford <dledford@xxxxxxxxxx>
Cc: Ira Weiny <ira.weiny@xxxxxxxxx>
Cc: Sean Hefty <sean.hefty@xxxxxxxxx>
Signed-off-by: Michael Wang <yun.wang@xxxxxxxxxxxxxxxx>
---
include/rdma/ib_verbs.h | 25 +++++++++++++++++++++++++
1 file changed, 25 insertions(+)

diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
index d54f91e..a12e876 100644
--- a/include/rdma/ib_verbs.h
+++ b/include/rdma/ib_verbs.h
@@ -1748,6 +1748,31 @@ int ib_query_port(struct ib_device *device,
enum rdma_link_layer rdma_port_get_link_layer(struct ib_device *device,
u8 port_num);

+static inline int rdma_tech_ib(struct ib_device *device, u8 port_num)
+{
+ return device->query_transport(device, port_num)
+ == RDMA_TRANSPORT_IB;
+}
+
+static inline int rdma_tech_iboe(struct ib_device *device, u8 port_num)
+{
+ return device->query_transport(device, port_num)
+ == RDMA_TRANSPORT_IBOE;
+}
+
+static inline int rdma_tech_iwarp(struct ib_device *device, u8 port_num)
+{
+ return device->query_transport(device, port_num)
+ == RDMA_TRANSPORT_IWARP;
+}
+
+static inline int rdma_ib_or_iboe(struct ib_device *device, u8 port_num)
+{
+ enum rdma_transport_type tp = device->query_transport(device, port_num);
+
+ return (tp == RDMA_TRANSPORT_IB || tp == RDMA_TRANSPORT_IBOE);
+}
+
int ib_query_gid(struct ib_device *device,
u8 port_num, int index, union ib_gid *gid);

--
2.1.0
--
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