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
29void ice_process_vflr_event(struct ice_pf *pf);
30int ice_sriov_configure(struct pci_dev *pdev, int num_vfs);
31int ice_set_vf_mac(struct net_device *netdev, int vf_id, u8 *mac);
32int
33ice_get_vf_cfg(struct net_device *netdev, int vf_id, struct ifla_vf_info *ivi);
34
35void ice_free_vfs(struct ice_pf *pf);
36void ice_restore_all_vfs_msi_state(struct ice_pf *pf);
37
38int
39ice_set_vf_port_vlan(struct net_device *netdev, int vf_id, u16 vlan_id, u8 qos,
40 __be16 vlan_proto);
41
42int
43ice_set_vf_bw(struct net_device *netdev, int vf_id, int min_tx_rate,
44 int max_tx_rate);
45
46int ice_set_vf_trust(struct net_device *netdev, int vf_id, bool trusted);
47
48int ice_set_vf_link_state(struct net_device *netdev, int vf_id, int link_state);
49
50int ice_set_vf_spoofchk(struct net_device *netdev, int vf_id, bool ena);
51
52int ice_calc_vf_reg_idx(struct ice_vf *vf, struct ice_q_vector *q_vector);
53
54int
55ice_get_vf_stats(struct net_device *netdev, int vf_id,
56 struct ifla_vf_stats *vf_stats);
57void
58ice_vf_lan_overflow_event(struct ice_pf *pf, struct ice_rq_event_info *event);
59void ice_print_vfs_mdd_events(struct ice_pf *pf);
60void ice_print_vf_rx_mdd_event(struct ice_vf *vf);
61bool
62ice_vc_validate_pattern(struct ice_vf *vf, struct virtchnl_proto_hdrs *proto);
63u32 ice_sriov_get_vf_total_msix(struct pci_dev *pdev);
64int ice_sriov_set_msix_vec_count(struct pci_dev *vf_dev, int msix_vec_count);
65#else /* CONFIG_PCI_IOV */
66static inline void ice_process_vflr_event(struct ice_pf *pf) { }
67static inline void ice_free_vfs(struct ice_pf *pf) { }
68static inline
69void ice_vf_lan_overflow_event(struct ice_pf *pf, struct ice_rq_event_info *event) { }
70static inline void ice_print_vfs_mdd_events(struct ice_pf *pf) { }
71static inline void ice_print_vf_rx_mdd_event(struct ice_vf *vf) { }
72static inline void ice_restore_all_vfs_msi_state(struct ice_pf *pf) { }
73
74static inline int
75ice_sriov_configure(struct pci_dev __always_unused *pdev,
76 int __always_unused num_vfs)
77{
78 return -EOPNOTSUPP;
79}
80
81static inline int
82ice_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
88static inline int
89ice_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
96static inline int
97ice_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
103static inline int
104ice_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
111static inline int
112ice_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
118static inline int
119ice_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
125static inline int
126ice_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
133static inline int
134ice_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
140static inline int
141ice_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
148static inline u32 ice_sriov_get_vf_total_msix(struct pci_dev *pdev)
149{
150 return 0;
151}
152
153static inline int
154ice_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

source code of linux/drivers/net/ethernet/intel/ice/ice_sriov.h