1 #ifndef _RDMA_NETLINK_H
2 #define _RDMA_NETLINK_H
4 #include <linux/types.h>
10 #define RDMA_NL_GET_CLIENT(type) ((type & (((1 << 6) - 1) << 10)) >> 10)
11 #define RDMA_NL_GET_OP(type) (type & ((1 << 10) - 1))
12 #define RDMA_NL_GET_TYPE(client, op) ((client << 10) + op)
15 RDMA_NL_RDMA_CM_ID_STATS = 0,
16 RDMA_NL_RDMA_CM_NUM_OPS
20 RDMA_NL_RDMA_CM_ATTR_SRC_ADDR = 1,
21 RDMA_NL_RDMA_CM_ATTR_DST_ADDR,
22 RDMA_NL_RDMA_CM_NUM_ATTR,
25 struct rdma_cm_id_stats {
38 #include <linux/netlink.h>
40 struct ibnl_client_cbs {
41 int (*dump)(struct sk_buff *skb, struct netlink_callback *nlcb);
42 struct module *module;
46 void ibnl_cleanup(void);
49 * Add a a client to the list of IB netlink exporters.
50 * @index: Index of the added client
51 * @nops: Number of supported ops by the added client.
52 * @cb_table: A table for op->callback
54 * Returns 0 on success or a negative error code.
56 int ibnl_add_client(int index, int nops,
57 const struct ibnl_client_cbs cb_table[]);
60 * Remove a client from IB netlink.
61 * @index: Index of the removed IB client.
63 * Returns 0 on success or a negative error code.
65 int ibnl_remove_client(int index);
68 * Put a new message in a supplied skb.
69 * @skb: The netlink skb.
70 * @nlh: Pointer to put the header of the new netlink message.
71 * @seq: The message sequence number.
72 * @len: The requested message length to allocate.
73 * @client: Calling IB netlink client.
74 * @op: message content op.
75 * Returns the allocated buffer on success and NULL on failure.
77 void *ibnl_put_msg(struct sk_buff *skb, struct nlmsghdr **nlh, int seq,
78 int len, int client, int op);
80 * Put a new attribute in a supplied skb.
81 * @skb: The netlink skb.
82 * @nlh: Header of the netlink message to append the attribute to.
83 * @len: The length of the attribute data.
84 * @data: The attribute data to put.
85 * @type: The attribute type.
86 * Returns the 0 and a negative error code on failure.
88 int ibnl_put_attr(struct sk_buff *skb, struct nlmsghdr *nlh,
89 int len, void *data, int type);
91 #endif /* __KERNEL__ */
93 #endif /* _RDMA_NETLINK_H */