/* SPDX-License-Identifier: GPL-2.0 */#ifndef __NET_NCSI_H#define __NET_NCSI_H #include <linux/types.h> /* * The NCSI device states seen from external. More NCSI device states are * only visible internally (in net/ncsi/internal.h). When the NCSI device * is registered, it's in ncsi_dev_state_registered state. The state * ncsi_dev_state_start is used to drive to choose active package and * channel. After that, its state is changed to ncsi_dev_state_functional. * * The state ncsi_dev_state_stop helps to shut down the currently active * package and channel while ncsi_dev_state_config helps to reconfigure * them. */enum {	ncsi_dev_state_registered	= 0x0000,	ncsi_dev_state_functional	= 0x0100,	ncsi_dev_state_probe		= 0x0200,	ncsi_dev_state_config		= 0x0300,	ncsi_dev_state_suspend		= 0x0400,}; struct ncsi_dev {	int               state;	int		  link_up;	struct net_device *dev;	void		  (*handler)(struct ncsi_dev *ndev);}; #ifdef CONFIG_NET_NCSIint ncsi_vlan_rx_add_vid(struct net_device *dev, __be16 proto, u16 vid);int ncsi_vlan_rx_kill_vid(struct net_device *dev, __be16 proto, u16 vid);struct ncsi_dev *ncsi_register_dev(struct net_device *dev,				   void (*notifier)(struct ncsi_dev *nd));int ncsi_start_dev(struct ncsi_dev *nd);void ncsi_stop_dev(struct ncsi_dev *nd);void ncsi_unregister_dev(struct ncsi_dev *nd);#else /* !CONFIG_NET_NCSI */static inline int ncsi_vlan_rx_add_vid(struct net_device *dev, __be16 proto, u16 vid){	return -EINVAL;} static inline int ncsi_vlan_rx_kill_vid(struct net_device *dev, __be16 proto, u16 vid){	return -EINVAL;} static inline struct ncsi_dev *ncsi_register_dev(struct net_device *dev,					void (*notifier)(struct ncsi_dev *nd)){	return NULL;} static inline int ncsi_start_dev(struct ncsi_dev *nd){	return -ENOTTY;} static inline void ncsi_stop_dev(struct ncsi_dev *nd){} static inline void ncsi_unregister_dev(struct ncsi_dev *nd){}#endif /* CONFIG_NET_NCSI */ #endif /* __NET_NCSI_H */