1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Copyright (c) 2018, Intel Corporation. */
3
4 #ifndef _ICE_SRIOV_H_
5 #define _ICE_SRIOV_H_
6 #include "ice_virtchnl_fdir.h"
7 #include "ice_vf_lib.h"
8 #include "ice_virtchnl.h"
9
10 /* Static VF transaction/status register def */
11 #define VF_DEVICE_STATUS 0xAA
12 #define VF_TRANS_PENDING_M 0x20
13
14 /* wait defines for polling PF_PCI_CIAD register status */
15 #define ICE_PCI_CIAD_WAIT_COUNT 100
16 #define ICE_PCI_CIAD_WAIT_DELAY_US 1
17
18 /* VF resource constraints */
19 #define ICE_MIN_QS_PER_VF 1
20 #define ICE_NONQ_VECS_VF 1
21 #define ICE_NUM_VF_MSIX_MED 17
22 #define ICE_NUM_VF_MSIX_SMALL 5
23 #define ICE_NUM_VF_MSIX_MULTIQ_MIN 3
24 #define ICE_MIN_INTR_PER_VF (ICE_MIN_QS_PER_VF + 1)
25 #define ICE_MAX_VF_RESET_TRIES 40
26 #define ICE_MAX_VF_RESET_SLEEP_MS 20
27
28 #ifdef CONFIG_PCI_IOV
29 void ice_process_vflr_event(struct ice_pf *pf);
30 int ice_sriov_configure(struct pci_dev *pdev, int num_vfs);
31 int ice_set_vf_mac(struct net_device *netdev, int vf_id, u8 *mac);
32 int
33 ice_get_vf_cfg(struct net_device *netdev, int vf_id, struct ifla_vf_info *ivi);
34
35 void ice_free_vfs(struct ice_pf *pf);
36 void ice_restore_all_vfs_msi_state(struct ice_pf *pf);
37
38 int
39 ice_set_vf_port_vlan(struct net_device *netdev, int vf_id, u16 vlan_id, u8 qos,
40 __be16 vlan_proto);
41
42 int
43 ice_set_vf_bw(struct net_device *netdev, int vf_id, int min_tx_rate,
44 int max_tx_rate);
45
46 int ice_set_vf_trust(struct net_device *netdev, int vf_id, bool trusted);
47
48 int ice_set_vf_link_state(struct net_device *netdev, int vf_id, int link_state);
49
50 int ice_set_vf_spoofchk(struct net_device *netdev, int vf_id, bool ena);
51
52 int ice_calc_vf_reg_idx(struct ice_vf *vf, struct ice_q_vector *q_vector);
53
54 int
55 ice_get_vf_stats(struct net_device *netdev, int vf_id,
56 struct ifla_vf_stats *vf_stats);
57 void
58 ice_vf_lan_overflow_event(struct ice_pf *pf, struct ice_rq_event_info *event);
59 void ice_print_vfs_mdd_events(struct ice_pf *pf);
60 void ice_print_vf_rx_mdd_event(struct ice_vf *vf);
61 bool
62 ice_vc_validate_pattern(struct ice_vf *vf, struct virtchnl_proto_hdrs *proto);
63 u32 ice_sriov_get_vf_total_msix(struct pci_dev *pdev);
64 int ice_sriov_set_msix_vec_count(struct pci_dev *vf_dev, int msix_vec_count);
65 #else /* CONFIG_PCI_IOV */
ice_process_vflr_event(struct ice_pf * pf)66 static inline void ice_process_vflr_event(struct ice_pf *pf) { }
ice_free_vfs(struct ice_pf * pf)67 static inline void ice_free_vfs(struct ice_pf *pf) { }
68 static inline
ice_vf_lan_overflow_event(struct ice_pf * pf,struct ice_rq_event_info * event)69 void ice_vf_lan_overflow_event(struct ice_pf *pf, struct ice_rq_event_info *event) { }
ice_print_vfs_mdd_events(struct ice_pf * pf)70 static inline void ice_print_vfs_mdd_events(struct ice_pf *pf) { }
ice_print_vf_rx_mdd_event(struct ice_vf * vf)71 static inline void ice_print_vf_rx_mdd_event(struct ice_vf *vf) { }
ice_restore_all_vfs_msi_state(struct ice_pf * pf)72 static inline void ice_restore_all_vfs_msi_state(struct ice_pf *pf) { }
73
74 static inline int
ice_sriov_configure(struct pci_dev __always_unused * pdev,int __always_unused num_vfs)75 ice_sriov_configure(struct pci_dev __always_unused *pdev,
76 int __always_unused num_vfs)
77 {
78 return -EOPNOTSUPP;
79 }
80
81 static inline int
ice_set_vf_mac(struct net_device __always_unused * netdev,int __always_unused vf_id,u8 __always_unused * mac)82 ice_set_vf_mac(struct net_device __always_unused *netdev,
83 int __always_unused vf_id, u8 __always_unused *mac)
84 {
85 return -EOPNOTSUPP;
86 }
87
88 static inline int
ice_get_vf_cfg(struct net_device __always_unused * netdev,int __always_unused vf_id,struct ifla_vf_info __always_unused * ivi)89 ice_get_vf_cfg(struct net_device __always_unused *netdev,
90 int __always_unused vf_id,
91 struct ifla_vf_info __always_unused *ivi)
92 {
93 return -EOPNOTSUPP;
94 }
95
96 static inline int
ice_set_vf_trust(struct net_device __always_unused * netdev,int __always_unused vf_id,bool __always_unused trusted)97 ice_set_vf_trust(struct net_device __always_unused *netdev,
98 int __always_unused vf_id, bool __always_unused trusted)
99 {
100 return -EOPNOTSUPP;
101 }
102
103 static inline int
ice_set_vf_port_vlan(struct net_device __always_unused * netdev,int __always_unused vf_id,u16 __always_unused vid,u8 __always_unused qos,__be16 __always_unused v_proto)104 ice_set_vf_port_vlan(struct net_device __always_unused *netdev,
105 int __always_unused vf_id, u16 __always_unused vid,
106 u8 __always_unused qos, __be16 __always_unused v_proto)
107 {
108 return -EOPNOTSUPP;
109 }
110
111 static inline int
ice_set_vf_spoofchk(struct net_device __always_unused * netdev,int __always_unused vf_id,bool __always_unused ena)112 ice_set_vf_spoofchk(struct net_device __always_unused *netdev,
113 int __always_unused vf_id, bool __always_unused ena)
114 {
115 return -EOPNOTSUPP;
116 }
117
118 static inline int
ice_set_vf_link_state(struct net_device __always_unused * netdev,int __always_unused vf_id,int __always_unused link_state)119 ice_set_vf_link_state(struct net_device __always_unused *netdev,
120 int __always_unused vf_id, int __always_unused link_state)
121 {
122 return -EOPNOTSUPP;
123 }
124
125 static inline int
ice_set_vf_bw(struct net_device __always_unused * netdev,int __always_unused vf_id,int __always_unused min_tx_rate,int __always_unused max_tx_rate)126 ice_set_vf_bw(struct net_device __always_unused *netdev,
127 int __always_unused vf_id, int __always_unused min_tx_rate,
128 int __always_unused max_tx_rate)
129 {
130 return -EOPNOTSUPP;
131 }
132
133 static inline int
ice_calc_vf_reg_idx(struct ice_vf __always_unused * vf,struct ice_q_vector __always_unused * q_vector)134 ice_calc_vf_reg_idx(struct ice_vf __always_unused *vf,
135 struct ice_q_vector __always_unused *q_vector)
136 {
137 return 0;
138 }
139
140 static inline int
ice_get_vf_stats(struct net_device __always_unused * netdev,int __always_unused vf_id,struct ifla_vf_stats __always_unused * vf_stats)141 ice_get_vf_stats(struct net_device __always_unused *netdev,
142 int __always_unused vf_id,
143 struct ifla_vf_stats __always_unused *vf_stats)
144 {
145 return -EOPNOTSUPP;
146 }
147
ice_sriov_get_vf_total_msix(struct pci_dev * pdev)148 static inline u32 ice_sriov_get_vf_total_msix(struct pci_dev *pdev)
149 {
150 return 0;
151 }
152
153 static inline int
ice_sriov_set_msix_vec_count(struct pci_dev * vf_dev,int msix_vec_count)154 ice_sriov_set_msix_vec_count(struct pci_dev *vf_dev, int msix_vec_count)
155 {
156 return -EOPNOTSUPP;
157 }
158 #endif /* CONFIG_PCI_IOV */
159 #endif /* _ICE_SRIOV_H_ */
160