[GitHub/mt8127/android_kernel_alcatel_ttab.git] / include / rdma / rdma_netlink.h

#ifndef _RDMA_NETLINK_H
#define _RDMA_NETLINK_H


#include <linux/netlink.h>
#include <uapi/rdma/rdma_netlink.h>

struct ibnl_client_cbs {
	int (*dump)(struct sk_buff *skb, struct netlink_callback *nlcb);
	struct module *module;
};

int ibnl_init(void);
void ibnl_cleanup(void);

/**
 * Add a a client to the list of IB netlink exporters.
 * @index: Index of the added client
 * @nops: Number of supported ops by the added client.
 * @cb_table: A table for op->callback
 *
 * Returns 0 on success or a negative error code.
 */
int ibnl_add_client(int index, int nops,
		    const struct ibnl_client_cbs cb_table[]);

/**
 * Remove a client from IB netlink.
 * @index: Index of the removed IB client.
 *
 * Returns 0 on success or a negative error code.
 */
int ibnl_remove_client(int index);

/**
 * Put a new message in a supplied skb.
 * @skb: The netlink skb.
 * @nlh: Pointer to put the header of the new netlink message.
 * @seq: The message sequence number.
 * @len: The requested message length to allocate.
 * @client: Calling IB netlink client.
 * @op: message content op.
 * Returns the allocated buffer on success and NULL on failure.
 */
void *ibnl_put_msg(struct sk_buff *skb, struct nlmsghdr **nlh, int seq,
		   int len, int client, int op);
/**
 * Put a new attribute in a supplied skb.
 * @skb: The netlink skb.
 * @nlh: Header of the netlink message to append the attribute to.
 * @len: The length of the attribute data.
 * @data: The attribute data to put.
 * @type: The attribute type.
 * Returns the 0 and a negative error code on failure.
 */
int ibnl_put_attr(struct sk_buff *skb, struct nlmsghdr *nlh,
		  int len, void *data, int type);

#endif /* _RDMA_NETLINK_H */
Commit	Line	Data
b2cbae2c RD	1	#ifndef _RDMA_NETLINK_H
	2	#define _RDMA_NETLINK_H
	3
b2cbae2c RD	4
b2cbae2c RD	5	#include <linux/netlink.h>
7235aa79	6	#include <uapi/rdma/rdma_netlink.h>
b2cbae2c RD	7
	8	struct ibnl_client_cbs {
	9	int (dump)(struct sk_buff skb, struct netlink_callback *nlcb);
809d5fc9	10	struct module *module;
b2cbae2c RD	11	};
	12
	13	int ibnl_init(void);
	14	void ibnl_cleanup(void);
	15
	16	/**
	17	* Add a a client to the list of IB netlink exporters.
	18	* @index: Index of the added client
	19	* @nops: Number of supported ops by the added client.
	20	* @cb_table: A table for op->callback
	21	*
	22	* Returns 0 on success or a negative error code.
	23	*/
	24	int ibnl_add_client(int index, int nops,
	25	const struct ibnl_client_cbs cb_table[]);
	26
	27	/**
	28	* Remove a client from IB netlink.
	29	* @index: Index of the removed IB client.
	30	*
	31	* Returns 0 on success or a negative error code.
	32	*/
	33	int ibnl_remove_client(int index);
	34
	35	/**
	36	* Put a new message in a supplied skb.
	37	* @skb: The netlink skb.
	38	* @nlh: Pointer to put the header of the new netlink message.
	39	* @seq: The message sequence number.
	40	* @len: The requested message length to allocate.
	41	* @client: Calling IB netlink client.
	42	* @op: message content op.
	43	* Returns the allocated buffer on success and NULL on failure.
	44	*/
	45	void ibnl_put_msg(struct sk_buff skb, struct nlmsghdr **nlh, int seq,
	46	int len, int client, int op);
	47	/**
	48	* Put a new attribute in a supplied skb.
	49	* @skb: The netlink skb.
	50	* @nlh: Header of the netlink message to append the attribute to.
	51	* @len: The length of the attribute data.
	52	* @data: The attribute data to put.
	53	* @type: The attribute type.
	54	* Returns the 0 and a negative error code on failure.
	55	*/
	56	int ibnl_put_attr(struct sk_buff skb, struct nlmsghdr nlh,
	57	int len, void *data, int type);
	58
b2cbae2c	59	#endif /* _RDMA_NETLINK_H */