IB: Add caching of ports' LMC

[linux-2.6-omap-h63xx.git] / include / rdma / ib_cache.h

diff --git a/include/rdma/ib_cache.h b/include/rdma/ib_cache.h
index 5bf9834f7dcae588f126a8800f6685654e1bb881..f179d233ffc34f22aa02ee2d928d74c691566938 100644 (file)
--- a/include/rdma/ib_cache.h
+++ b/include/rdma/ib_cache.h
@@ -102,4 +102,17 @@ int ib_find_cached_pkey(struct ib_device    *device,
                        u16                  pkey,
                        u16                 *index);
 
+/**
+ * ib_get_cached_lmc - Returns a cached lmc table entry
+ * @device: The device to query.
+ * @port_num: The port number of the device to query.
+ * @lmc: The lmc value for the specified port for that device.
+ *
+ * ib_get_cached_lmc() fetches the specified lmc table entry stored in
+ * the local software cache.
+ */
+int ib_get_cached_lmc(struct ib_device *device,
+                     u8                port_num,
+                     u8                *lmc);
+
 #endif /* _IB_CACHE_H */