}
EXPORT_SYMBOL(rdma_query_gid);
+/**
+ * rdma_read_gid_hw_context - Read the HW GID context from GID attribute
+ * @attr: Potinter to the GID attribute
+ *
+ * rdma_read_gid_hw_context() reads the drivers GID HW context corresponding
+ * to the SGID attr. Callers are required to already be holding the reference
+ * to an existing GID entry.
+ *
+ * Returns the HW GID context
+ *
+ */
+void *rdma_read_gid_hw_context(const struct ib_gid_attr *attr)
+{
+ return container_of(attr, struct ib_gid_table_entry, attr)->context;
+}
+EXPORT_SYMBOL(rdma_read_gid_hw_context);
+
/**
* rdma_find_gid - Returns SGID attributes if the matching GID is found.
* @device: The device to query.
int rdma_query_gid(struct ib_device *device, u8 port_num, int index,
union ib_gid *gid);
+void *rdma_read_gid_hw_context(const struct ib_gid_attr *attr);
const struct ib_gid_attr *rdma_find_gid(struct ib_device *device,
const union ib_gid *gid,
enum ib_gid_type gid_type,