#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, int flags);
/**
 * 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);

/**
 * Send the supplied skb to a specific userspace PID.
 * @skb: The netlink skb
 * @nlh: Header of the netlink message to send
 * @pid: Userspace netlink process ID
 * Returns 0 on success or a negative error code.
 */
int ibnl_unicast(struct sk_buff *skb, struct nlmsghdr *nlh,
			__u32 pid);

/**
 * Send the supplied skb to a netlink group.
 * @skb: The netlink skb
 * @nlh: Header of the netlink message to send
 * @group: Netlink group ID
 * @flags: allocation flags
 * Returns 0 on success or a negative error code.
 */
int ibnl_multicast(struct sk_buff *skb, struct nlmsghdr *nlh,
			unsigned int group, gfp_t flags);

/**
 * Check if there are any listeners to the netlink group
 * @group: the netlink group ID
 * Returns 0 on success or a negative for no listeners.
 */
int ibnl_chk_listeners(unsigned int group);

#endif /* _RDMA_NETLINK_H */
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<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/log/?id=da9f33018e2c0b2f341cb574e3c08363e3b0dd28&amp;showmsg=1'>root</a>/<a href='/cgit.cgi/linux/net-next.git/log/drivers?id=da9f33018e2c0b2f341cb574e3c08363e3b0dd28&amp;showmsg=1'>drivers</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/cgit.cgi/linux/net-next.git/log/drivers?id=da9f33018e2c0b2f341cb574e3c08363e3b0dd28'>Collapse</a>)</th><th class='left'>Author</th><th class='left'>Files</th><th class='left'>Lines</th></tr>
<tr class='logheader'><td><span title='2017-02-02 21:50:51 -0500'>2017-02-02</span></td><td class='logsubject'><a href='/cgit.cgi/linux/net-next.git/commit/drivers?id=da9f33018e2c0b2f341cb574e3c08363e3b0dd28'>net: dsa: mv88e6xxx: Workaround missing PHY ID on mv88e6390</a></td><td>Andrew Lunn</td><td>1</td><td><span class='deletions'>-0</span>/<span class='insertions'>+8</span></td></tr>
<tr class='nohover-highlight'><td/><td colspan='5' class='logmsg'>
The internal PHYs of the mv88e6390 do not have a model ID. Trap any
calls to the ID register, and if it is zero, return the ID for the
mv88e6390. The Marvell PHY driver can then bind to this ID.

Signed-off-by: Andrew Lunn &lt;andrew@lunn.ch&gt;
Reviewed-by: Florian Fainelli &lt;f.fainelli@gmail.com&gt;
Reviewed-by: Vivien Didelot &lt;vivien.didelot@savoirfairelinux.com&gt;
Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;


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