X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=include%2Frdma%2Fib_addr.h;h=c36750ff6ae82caf596aaee36d25de55e9d4316a;hb=13a6ddb08e58a1bd344da7898c4e2f13bdf18c2f;hp=fcb5ba87dcc5f76263c30c8293cb76ebbe9f2449;hpb=2a2ed2db353d949c06b6ef8b6913f65b39111eab;p=linux-2.6

diff --git a/include/rdma/ib_addr.h b/include/rdma/ib_addr.h
index fcb5ba87dc..c36750ff6a 100644
--- a/include/rdma/ib_addr.h
+++ b/include/rdma/ib_addr.h
@@ -36,11 +36,27 @@
 #include <linux/socket.h>
 #include <rdma/ib_verbs.h>
 
+struct rdma_addr_client {
+	atomic_t refcount;
+	struct completion comp;
+};
+
+/**
+ * rdma_addr_register_client - Register an address client.
+ */
+void rdma_addr_register_client(struct rdma_addr_client *client);
+
+/**
+ * rdma_addr_unregister_client - Deregister an address client.
+ * @client: Client object to deregister.
+ */
+void rdma_addr_unregister_client(struct rdma_addr_client *client);
+
 struct rdma_dev_addr {
 	unsigned char src_dev_addr[MAX_ADDR_LEN];
 	unsigned char dst_dev_addr[MAX_ADDR_LEN];
 	unsigned char broadcast[MAX_ADDR_LEN];
-	enum ib_node_type dev_type;
+	enum rdma_node_type dev_type;
 };
 
 /**
@@ -52,6 +68,7 @@ int rdma_translate_ip(struct sockaddr *addr, struct rdma_dev_addr *dev_addr);
 /**
  * rdma_resolve_ip - Resolve source and destination IP addresses to
  *   RDMA hardware addresses.
+ * @client: Address client associated with request.
  * @src_addr: An optional source address to use in the resolution.  If a
  *   source address is not provided, a usable address will be returned via
  *   the callback.
@@ -64,7 +81,8 @@ int rdma_translate_ip(struct sockaddr *addr, struct rdma_dev_addr *dev_addr);
  *   or been canceled.  A status of 0 indicates success.
  * @context: User-specified context associated with the call.
  */
-int rdma_resolve_ip(struct sockaddr *src_addr, struct sockaddr *dst_addr,
+int rdma_resolve_ip(struct rdma_addr_client *client,
+		    struct sockaddr *src_addr, struct sockaddr *dst_addr,
 		    struct rdma_dev_addr *addr, int timeout_ms,
 		    void (*callback)(int status, struct sockaddr *src_addr,
 				     struct rdma_dev_addr *addr, void *context),
@@ -72,6 +90,9 @@ int rdma_resolve_ip(struct sockaddr *src_addr, struct sockaddr *dst_addr,
 
 void rdma_addr_cancel(struct rdma_dev_addr *addr);
 
+int rdma_copy_addr(struct rdma_dev_addr *dev_addr, struct net_device *dev,
+	      const unsigned char *dst_dev_addr);
+
 static inline int ip_addr_size(struct sockaddr *addr)
 {
 	return addr->sa_family == AF_INET6 ?
@@ -89,9 +110,16 @@ static inline void ib_addr_set_pkey(struct rdma_dev_addr *dev_addr, u16 pkey)
 	dev_addr->broadcast[9] = (unsigned char) pkey;
 }
 
-static inline union ib_gid *ib_addr_get_sgid(struct rdma_dev_addr *dev_addr)
+static inline void ib_addr_get_mgid(struct rdma_dev_addr *dev_addr,
+				    union ib_gid *gid)
 {
-	return 	(union ib_gid *) (dev_addr->src_dev_addr + 4);
+	memcpy(gid, dev_addr->broadcast + 4, sizeof *gid);
+}
+
+static inline void ib_addr_get_sgid(struct rdma_dev_addr *dev_addr,
+				    union ib_gid *gid)
+{
+	memcpy(gid, dev_addr->src_dev_addr + 4, sizeof *gid);
 }
 
 static inline void ib_addr_set_sgid(struct rdma_dev_addr *dev_addr,
@@ -100,9 +128,10 @@ static inline void ib_addr_set_sgid(struct rdma_dev_addr *dev_addr,
 	memcpy(dev_addr->src_dev_addr + 4, gid, sizeof *gid);
 }
 
-static inline union ib_gid *ib_addr_get_dgid(struct rdma_dev_addr *dev_addr)
+static inline void ib_addr_get_dgid(struct rdma_dev_addr *dev_addr,
+				    union ib_gid *gid)
 {
-	return 	(union ib_gid *) (dev_addr->dst_dev_addr + 4);
+	memcpy(gid, dev_addr->dst_dev_addr + 4, sizeof *gid);
 }
 
 static inline void ib_addr_set_dgid(struct rdma_dev_addr *dev_addr,
@@ -111,4 +140,16 @@ static inline void ib_addr_set_dgid(struct rdma_dev_addr *dev_addr,
 	memcpy(dev_addr->dst_dev_addr + 4, gid, sizeof *gid);
 }
 
+static inline void iw_addr_get_sgid(struct rdma_dev_addr *dev_addr,
+				    union ib_gid *gid)
+{
+	memcpy(gid, dev_addr->src_dev_addr, sizeof *gid);
+}
+
+static inline void iw_addr_get_dgid(struct rdma_dev_addr *dev_addr,
+				    union ib_gid *gid)
+{
+	memcpy(gid, dev_addr->dst_dev_addr, sizeof *gid);
+}
+
 #endif /* IB_ADDR_H */