[PATCH 2/2] IB/Verbs: Use helpers to check IBoE technology

From: Michael Wang
Date: Wed Mar 25 2015 - 07:16:24 EST



This patch will introduce rdma_tech_is_iboe() and use it to save some code.

Cc: Ira Weiny <ira.weiny@xxxxxxxxx>
Cc: Sean Hefty <sean.hefty@xxxxxxxxx>
Signed-off-by: Michael Wang <yun.wang@xxxxxxxxxxxxxxxx>
---
drivers/infiniband/core/cma.c | 6 ++----
include/rdma/ib_verbs.h | 6 ++++++
2 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index 668e955..d354857 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -375,8 +375,7 @@ static int cma_acquire_dev(struct rdma_id_private *id_priv,
listen_id_priv->id.port_num) == dev_ll) {
cma_dev = listen_id_priv->cma_dev;
port = listen_id_priv->id.port_num;
- if (rdma_transport_is_ib(cma_dev->device) &&
- rdma_port_ll_is_eth(cma_dev->device, port))
+ if (rdma_tech_is_iboe(cma_dev->device, port))
ret = ib_find_cached_gid(cma_dev->device, &iboe_gid,
&found_port, NULL);
else
@@ -395,8 +394,7 @@ static int cma_acquire_dev(struct rdma_id_private *id_priv,
listen_id_priv->id.port_num == port)
continue;
if (rdma_port_get_link_layer(cma_dev->device, port) == dev_ll) {
- if (rdma_transport_is_ib(cma_dev->device) &&
- rdma_port_ll_is_eth(cma_dev->device, port))
+ if (rdma_tech_is_iboe(cma_dev->device, port))
ret = ib_find_cached_gid(cma_dev->device, &iboe_gid, &found_port, NULL);
else
ret = ib_find_cached_gid(cma_dev->device, &gid, &found_port, NULL);
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
index 2bf9094..9a811f8 100644
--- a/include/rdma/ib_verbs.h
+++ b/include/rdma/ib_verbs.h
@@ -1767,6 +1767,12 @@ static inline int rdma_port_ll_is_eth(struct ib_device *device, u8 port_num)
== IB_LINK_LAYER_ETHERNET;
}

+static inline int rdma_tech_is_iboe(struct ib_device *device, u8 port_num)
+{
+ return rdma_transport_is_ib(device) &&
+ rdma_port_ll_is_eth(device, port_num);
+}
+
int ib_query_gid(struct ib_device *device,
u8 port_num, int index, union ib_gid *gid);

--
2.1.0

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