1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Copyright (C) 2019-2021, Intel Corporation. */
3 
4 #ifndef _ICE_ESWITCH_H_
5 #define _ICE_ESWITCH_H_
6 
7 #include <net/devlink.h>
8 
9 #ifdef CONFIG_ICE_SWITCHDEV
10 void ice_eswitch_release(struct ice_pf *pf);
11 int ice_eswitch_configure(struct ice_pf *pf);
12 int ice_eswitch_rebuild(struct ice_pf *pf);
13 
14 int ice_eswitch_mode_get(struct devlink *devlink, u16 *mode);
15 int
16 ice_eswitch_mode_set(struct devlink *devlink, u16 mode,
17 		     struct netlink_ext_ack *extack);
18 bool ice_is_eswitch_mode_switchdev(struct ice_pf *pf);
19 
20 void ice_eswitch_update_repr(struct ice_vsi *vsi);
21 
22 void ice_eswitch_stop_all_tx_queues(struct ice_pf *pf);
23 
24 struct net_device *
25 ice_eswitch_get_target_netdev(struct ice_rx_ring *rx_ring,
26 			      union ice_32b_rx_flex_desc *rx_desc);
27 
28 void ice_eswitch_set_target_vsi(struct sk_buff *skb,
29 				struct ice_tx_offload_params *off);
30 netdev_tx_t
31 ice_eswitch_port_start_xmit(struct sk_buff *skb, struct net_device *netdev);
32 #else /* CONFIG_ICE_SWITCHDEV */
33 static inline void ice_eswitch_release(struct ice_pf *pf) { }
34 
35 static inline void ice_eswitch_stop_all_tx_queues(struct ice_pf *pf) { }
36 
37 static inline void
38 ice_eswitch_set_target_vsi(struct sk_buff *skb,
39 			   struct ice_tx_offload_params *off) { }
40 
41 static inline void ice_eswitch_update_repr(struct ice_vsi *vsi) { }
42 
43 static inline int ice_eswitch_configure(struct ice_pf *pf)
44 {
45 	return -EOPNOTSUPP;
46 }
47 
48 static inline int ice_eswitch_rebuild(struct ice_pf *pf)
49 {
50 	return -EOPNOTSUPP;
51 }
52 
53 static inline int ice_eswitch_mode_get(struct devlink *devlink, u16 *mode)
54 {
55 	return DEVLINK_ESWITCH_MODE_LEGACY;
56 }
57 
58 static inline int
59 ice_eswitch_mode_set(struct devlink *devlink, u16 mode,
60 		     struct netlink_ext_ack *extack)
61 {
62 	return -EOPNOTSUPP;
63 }
64 
65 static inline bool ice_is_eswitch_mode_switchdev(struct ice_pf *pf)
66 {
67 	return false;
68 }
69 
70 static inline struct net_device *
71 ice_eswitch_get_target_netdev(struct ice_rx_ring *rx_ring,
72 			      union ice_32b_rx_flex_desc *rx_desc)
73 {
74 	return rx_ring->netdev;
75 }
76 
77 static inline netdev_tx_t
78 ice_eswitch_port_start_xmit(struct sk_buff *skb, struct net_device *netdev)
79 {
80 	return NETDEV_TX_BUSY;
81 }
82 #endif /* CONFIG_ICE_SWITCHDEV */
83 #endif /* _ICE_ESWITCH_H_ */
84