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[v4,02/27] IB/Verbs: Implement raw management helpers

Message ID 552F6D3D.9060206@profitbricks.com (mailing list archive)
State Rejected
Headers show

Commit Message

Michael Wang April 16, 2015, 8:05 a.m. UTC 
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@opengridcomputing.com>
Cc: Tom Talpey <tom@talpey.com>
Cc: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
Cc: Doug Ledford <dledford@redhat.com>
Cc: Ira Weiny <ira.weiny@intel.com>
Cc: Sean Hefty <sean.hefty@intel.com>
Signed-off-by: Michael Wang <yun.wang@profitbricks.com>
---
 include/rdma/ib_verbs.h | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)
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Patch

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);