[PATCH v8 22/23] IB/Verbs: Use management helper rdma_cap_af_ib()

From: Michael Wang
Date: Tue May 05 2015 - 08:53:19 EST


Introduce helper rdma_cap_af_ib() to help us check if the port of an
IB device support Native Infiniband Address.

Signed-off-by: Michael Wang <yun.wang@xxxxxxxxxxxxxxxx>
---
drivers/infiniband/core/cma.c | 2 +-
include/rdma/ib_verbs.h | 15 +++++++++++++++
2 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index 101e9cc..a6cbf42 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -448,7 +448,7 @@ static int cma_resolve_ib_dev(struct rdma_id_private *id_priv)

list_for_each_entry(cur_dev, &dev_list, list) {
for (p = 1; p <= cur_dev->device->phys_port_cnt; ++p) {
- if (!rdma_ib_or_iboe(cur_dev->device, p))
+ if (!rdma_cap_af_ib(cur_dev->device, p))
continue;

if (ib_find_cached_pkey(cur_dev->device, p, pkey, &index))
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
index ac1e7f1..41f8445 100644
--- a/include/rdma/ib_verbs.h
+++ b/include/rdma/ib_verbs.h
@@ -1865,6 +1865,21 @@ static inline bool rdma_cap_ib_mcast(struct ib_device *device, u8 port_num)
}

/**
+ * rdma_cap_af_ib - Check if the port of device has the capability
+ * Native Infiniband Address.
+ *
+ * @device: Device to be checked
+ * @port_num: Port number of the device
+ *
+ * Return false when port of the device don't support
+ * Native Infiniband Address.
+ */
+static inline bool rdma_cap_af_ib(struct ib_device *device, u8 port_num)
+{
+ return rdma_ib_or_iboe(device, port_num);
+}
+
+/**
* rdma_cap_read_multi_sge - Check if the port of device has the capability
* RDMA Read Multiple Scatter-Gather Entries.
*
--
2.1.0

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