#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;
};
/**
/**
* 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.
* 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),
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 ?
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_sgid(struct rdma_dev_addr *dev_addr,
+ union ib_gid *gid)
{
- return (union ib_gid *) (dev_addr->src_dev_addr + 4);
+ memcpy(gid, dev_addr->src_dev_addr + 4, sizeof *gid);
}
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,
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 */