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 ice_pf *pf, u16 vf_id, const u8 *mac);
32 int ice_set_vf_mac(struct net_device *netdev, int vf_id, u8 *mac);
33 int
34 ice_get_vf_cfg(struct net_device *netdev, int vf_id, struct ifla_vf_info *ivi);
35
36 void ice_free_vfs(struct ice_pf *pf);
37 void ice_restore_all_vfs_msi_state(struct ice_pf *pf);
38
39 int
40 ice_set_vf_port_vlan(struct net_device *netdev, int vf_id, u16 vlan_id, u8 qos,
41 __be16 vlan_proto);
42
43 int
44 ice_set_vf_bw(struct net_device *netdev, int vf_id, int min_tx_rate,
45 int max_tx_rate);
46
47 int ice_set_vf_trust(struct net_device *netdev, int vf_id, bool trusted);
48
49 int ice_set_vf_link_state(struct net_device *netdev, int vf_id, int link_state);
50
51 int ice_set_vf_spoofchk(struct net_device *netdev, int vf_id, bool ena);
52
53 void ice_calc_vf_reg_idx(struct ice_vf *vf, struct ice_q_vector *q_vector);
54
55 int
56 ice_get_vf_stats(struct net_device *netdev, int vf_id,
57 struct ifla_vf_stats *vf_stats);
58 void
59 ice_vf_lan_overflow_event(struct ice_pf *pf, struct ice_rq_event_info *event);
60 void ice_print_vfs_mdd_events(struct ice_pf *pf);
61 void ice_print_vf_rx_mdd_event(struct ice_vf *vf);
62 void ice_print_vf_tx_mdd_event(struct ice_vf *vf);
63 bool
64 ice_vc_validate_pattern(struct ice_vf *vf, struct virtchnl_proto_hdrs *proto);
65 u32 ice_sriov_get_vf_total_msix(struct pci_dev *pdev);
66 int ice_sriov_set_msix_vec_count(struct pci_dev *vf_dev, int msix_vec_count);
67 #else /* CONFIG_PCI_IOV */
ice_process_vflr_event(struct ice_pf * pf)68 static inline void ice_process_vflr_event(struct ice_pf *pf) { }
ice_free_vfs(struct ice_pf * pf)69 static inline void ice_free_vfs(struct ice_pf *pf) { }
70 static inline
ice_vf_lan_overflow_event(struct ice_pf * pf,struct ice_rq_event_info * event)71 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)72 static inline void ice_print_vfs_mdd_events(struct ice_pf *pf) { }
ice_print_vf_rx_mdd_event(struct ice_vf * vf)73 static inline void ice_print_vf_rx_mdd_event(struct ice_vf *vf) { }
ice_print_vf_tx_mdd_event(struct ice_vf * vf)74 static inline void ice_print_vf_tx_mdd_event(struct ice_vf *vf) { }
ice_restore_all_vfs_msi_state(struct ice_pf * pf)75 static inline void ice_restore_all_vfs_msi_state(struct ice_pf *pf) { }
76
77 static inline int
ice_sriov_configure(struct pci_dev __always_unused * pdev,int __always_unused num_vfs)78 ice_sriov_configure(struct pci_dev __always_unused *pdev,
79 int __always_unused num_vfs)
80 {
81 return -EOPNOTSUPP;
82 }
83
84 static inline int
__ice_set_vf_mac(struct ice_pf __always_unused * pf,u16 __always_unused vf_id,const u8 __always_unused * mac)85 __ice_set_vf_mac(struct ice_pf __always_unused *pf,
86 u16 __always_unused vf_id, const u8 __always_unused *mac)
87 {
88 return -EOPNOTSUPP;
89 }
90
91 static inline int
ice_set_vf_mac(struct net_device __always_unused * netdev,int __always_unused vf_id,u8 __always_unused * mac)92 ice_set_vf_mac(struct net_device __always_unused *netdev,
93 int __always_unused vf_id, u8 __always_unused *mac)
94 {
95 return -EOPNOTSUPP;
96 }
97
98 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)99 ice_get_vf_cfg(struct net_device __always_unused *netdev,
100 int __always_unused vf_id,
101 struct ifla_vf_info __always_unused *ivi)
102 {
103 return -EOPNOTSUPP;
104 }
105
106 static inline int
ice_set_vf_trust(struct net_device __always_unused * netdev,int __always_unused vf_id,bool __always_unused trusted)107 ice_set_vf_trust(struct net_device __always_unused *netdev,
108 int __always_unused vf_id, bool __always_unused trusted)
109 {
110 return -EOPNOTSUPP;
111 }
112
113 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)114 ice_set_vf_port_vlan(struct net_device __always_unused *netdev,
115 int __always_unused vf_id, u16 __always_unused vid,
116 u8 __always_unused qos, __be16 __always_unused v_proto)
117 {
118 return -EOPNOTSUPP;
119 }
120
121 static inline int
ice_set_vf_spoofchk(struct net_device __always_unused * netdev,int __always_unused vf_id,bool __always_unused ena)122 ice_set_vf_spoofchk(struct net_device __always_unused *netdev,
123 int __always_unused vf_id, bool __always_unused ena)
124 {
125 return -EOPNOTSUPP;
126 }
127
128 static inline int
ice_set_vf_link_state(struct net_device __always_unused * netdev,int __always_unused vf_id,int __always_unused link_state)129 ice_set_vf_link_state(struct net_device __always_unused *netdev,
130 int __always_unused vf_id, int __always_unused link_state)
131 {
132 return -EOPNOTSUPP;
133 }
134
135 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)136 ice_set_vf_bw(struct net_device __always_unused *netdev,
137 int __always_unused vf_id, int __always_unused min_tx_rate,
138 int __always_unused max_tx_rate)
139 {
140 return -EOPNOTSUPP;
141 }
142
143 static inline void
ice_calc_vf_reg_idx(struct ice_vf __always_unused * vf,struct ice_q_vector __always_unused * q_vector)144 ice_calc_vf_reg_idx(struct ice_vf __always_unused *vf,
145 struct ice_q_vector __always_unused *q_vector)
146 {
147 }
148
149 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)150 ice_get_vf_stats(struct net_device __always_unused *netdev,
151 int __always_unused vf_id,
152 struct ifla_vf_stats __always_unused *vf_stats)
153 {
154 return -EOPNOTSUPP;
155 }
156
ice_sriov_get_vf_total_msix(struct pci_dev * pdev)157 static inline u32 ice_sriov_get_vf_total_msix(struct pci_dev *pdev)
158 {
159 return 0;
160 }
161
162 static inline int
ice_sriov_set_msix_vec_count(struct pci_dev * vf_dev,int msix_vec_count)163 ice_sriov_set_msix_vec_count(struct pci_dev *vf_dev, int msix_vec_count)
164 {
165 return -EOPNOTSUPP;
166 }
167 #endif /* CONFIG_PCI_IOV */
168 #endif /* _ICE_SRIOV_H_ */
169