1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun /* Copyright (c) 2018, Intel Corporation. */ 3*4882a593Smuzhiyun 4*4882a593Smuzhiyun #ifndef _FAILOVER_H 5*4882a593Smuzhiyun #define _FAILOVER_H 6*4882a593Smuzhiyun 7*4882a593Smuzhiyun #include <linux/netdevice.h> 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun struct failover_ops { 10*4882a593Smuzhiyun int (*slave_pre_register)(struct net_device *slave_dev, 11*4882a593Smuzhiyun struct net_device *failover_dev); 12*4882a593Smuzhiyun int (*slave_register)(struct net_device *slave_dev, 13*4882a593Smuzhiyun struct net_device *failover_dev); 14*4882a593Smuzhiyun int (*slave_pre_unregister)(struct net_device *slave_dev, 15*4882a593Smuzhiyun struct net_device *failover_dev); 16*4882a593Smuzhiyun int (*slave_unregister)(struct net_device *slave_dev, 17*4882a593Smuzhiyun struct net_device *failover_dev); 18*4882a593Smuzhiyun int (*slave_link_change)(struct net_device *slave_dev, 19*4882a593Smuzhiyun struct net_device *failover_dev); 20*4882a593Smuzhiyun int (*slave_name_change)(struct net_device *slave_dev, 21*4882a593Smuzhiyun struct net_device *failover_dev); 22*4882a593Smuzhiyun rx_handler_result_t (*slave_handle_frame)(struct sk_buff **pskb); 23*4882a593Smuzhiyun }; 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun struct failover { 26*4882a593Smuzhiyun struct list_head list; 27*4882a593Smuzhiyun struct net_device __rcu *failover_dev; 28*4882a593Smuzhiyun struct failover_ops __rcu *ops; 29*4882a593Smuzhiyun }; 30*4882a593Smuzhiyun 31*4882a593Smuzhiyun struct failover *failover_register(struct net_device *dev, 32*4882a593Smuzhiyun struct failover_ops *ops); 33*4882a593Smuzhiyun void failover_unregister(struct failover *failover); 34*4882a593Smuzhiyun int failover_slave_unregister(struct net_device *slave_dev); 35*4882a593Smuzhiyun 36*4882a593Smuzhiyun #endif /* _FAILOVER_H */ 37