1/* SPDX-License-Identifier: GPL-2.0 */
2/* Copyright(c) 2013 - 2018 Intel Corporation. */
3
4#ifndef _I40E_VIRTCHNL_PF_H_
5#define _I40E_VIRTCHNL_PF_H_
6
7#include <linux/avf/virtchnl.h>
8#include <linux/netdevice.h>
9#include "i40e_type.h"
10
11#define I40E_MAX_VLANID 4095
12
13#define I40E_VIRTCHNL_SUPPORTED_QTYPES 2
14
15#define I40E_VLAN_PRIORITY_SHIFT 13
16#define I40E_VLAN_MASK 0xFFF
17#define I40E_PRIORITY_MASK 0xE000
18
19#define I40E_MAX_VF_PROMISC_FLAGS 3
20
21#define I40E_VF_STATE_WAIT_COUNT 20
22#define I40E_VFR_WAIT_COUNT 100
23
24/* Various queue ctrls */
25enum i40e_queue_ctrl {
26 I40E_QUEUE_CTRL_UNKNOWN = 0,
27 I40E_QUEUE_CTRL_ENABLE,
28 I40E_QUEUE_CTRL_ENABLECHECK,
29 I40E_QUEUE_CTRL_DISABLE,
30 I40E_QUEUE_CTRL_DISABLECHECK,
31 I40E_QUEUE_CTRL_FASTDISABLE,
32 I40E_QUEUE_CTRL_FASTDISABLECHECK,
33};
34
35/* VF states */
36enum i40e_vf_states {
37 I40E_VF_STATE_INIT = 0,
38 I40E_VF_STATE_ACTIVE,
39 I40E_VF_STATE_RDMAENA,
40 I40E_VF_STATE_DISABLED,
41 I40E_VF_STATE_MC_PROMISC,
42 I40E_VF_STATE_UC_PROMISC,
43 I40E_VF_STATE_PRE_ENABLE,
44 I40E_VF_STATE_RESETTING
45};
46
47/* VF capabilities */
48enum i40e_vf_capabilities {
49 I40E_VIRTCHNL_VF_CAP_PRIVILEGE = 0,
50 I40E_VIRTCHNL_VF_CAP_L2,
51 I40E_VIRTCHNL_VF_CAP_RDMA,
52};
53
54/* In ADq, max 4 VSI's can be allocated per VF including primary VF VSI.
55 * These variables are used to store indices, id's and number of queues
56 * for each VSI including that of primary VF VSI. Each Traffic class is
57 * termed as channel and each channel can in-turn have 4 queues which
58 * means max 16 queues overall per VF.
59 */
60struct i40evf_channel {
61 u16 vsi_idx; /* index in PF struct for all channel VSIs */
62 u16 vsi_id; /* VSI ID used by firmware */
63 u16 num_qps; /* number of queue pairs requested by user */
64 u64 max_tx_rate; /* bandwidth rate allocation for VSIs */
65};
66
67/* VF information structure */
68struct i40e_vf {
69 struct i40e_pf *pf;
70
71 /* VF id in the PF space */
72 s16 vf_id;
73 /* all VF vsis connect to the same parent */
74 enum i40e_switch_element_types parent_type;
75 struct virtchnl_version_info vf_ver;
76 u32 driver_caps; /* reported by VF driver */
77
78 /* VF Port Extender (PE) stag if used */
79 u16 stag;
80
81 struct virtchnl_ether_addr default_lan_addr;
82 u16 port_vlan_id;
83 bool pf_set_mac; /* The VMM admin set the VF MAC address */
84 bool trusted;
85
86 /* VSI indices - actual VSI pointers are maintained in the PF structure
87 * When assigned, these will be non-zero, because VSI 0 is always
88 * the main LAN VSI for the PF.
89 */
90 u16 lan_vsi_idx; /* index into PF struct */
91 u16 lan_vsi_id; /* ID as used by firmware */
92
93 u8 num_queue_pairs; /* num of qps assigned to VF vsis */
94 u8 num_req_queues; /* num of requested qps */
95 u64 num_mdd_events; /* num of mdd events detected */
96
97 unsigned long vf_caps; /* vf's adv. capabilities */
98 unsigned long vf_states; /* vf's runtime states */
99 unsigned int tx_rate; /* Tx bandwidth limit in Mbps */
100 bool link_forced;
101 bool link_up; /* only valid if VF link is forced */
102 bool spoofchk;
103 u16 num_vlan;
104
105 /* ADq related variables */
106 bool adq_enabled; /* flag to enable adq */
107 u8 num_tc;
108 struct i40evf_channel ch[I40E_MAX_VF_VSI];
109 struct hlist_head cloud_filter_list;
110 u16 num_cloud_filters;
111
112 /* RDMA Client */
113 struct virtchnl_rdma_qvlist_info *qvlist_info;
114};
115
116void i40e_free_vfs(struct i40e_pf *pf);
117int i40e_pci_sriov_configure(struct pci_dev *dev, int num_vfs);
118int i40e_alloc_vfs(struct i40e_pf *pf, u16 num_alloc_vfs);
119int i40e_vc_process_vf_msg(struct i40e_pf *pf, s16 vf_id, u32 v_opcode,
120 u32 v_retval, u8 *msg, u16 msglen);
121int i40e_vc_process_vflr_event(struct i40e_pf *pf);
122bool i40e_reset_vf(struct i40e_vf *vf, bool flr);
123bool i40e_reset_all_vfs(struct i40e_pf *pf, bool flr);
124void i40e_vc_notify_vf_reset(struct i40e_vf *vf);
125
126/* VF configuration related iplink handlers */
127int i40e_ndo_set_vf_mac(struct net_device *netdev, int vf_id, u8 *mac);
128int i40e_ndo_set_vf_port_vlan(struct net_device *netdev, int vf_id,
129 u16 vlan_id, u8 qos, __be16 vlan_proto);
130int i40e_ndo_set_vf_bw(struct net_device *netdev, int vf_id, int min_tx_rate,
131 int max_tx_rate);
132int i40e_ndo_set_vf_trust(struct net_device *netdev, int vf_id, bool setting);
133int i40e_ndo_get_vf_config(struct net_device *netdev,
134 int vf_id, struct ifla_vf_info *ivi);
135int i40e_ndo_set_vf_link_state(struct net_device *netdev, int vf_id, int link);
136int i40e_ndo_set_vf_spoofchk(struct net_device *netdev, int vf_id, bool enable);
137
138void i40e_vc_notify_link_state(struct i40e_pf *pf);
139void i40e_vc_notify_reset(struct i40e_pf *pf);
140int i40e_get_vf_stats(struct net_device *netdev, int vf_id,
141 struct ifla_vf_stats *vf_stats);
142
143#endif /* _I40E_VIRTCHNL_PF_H_ */
144

source code of linux/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h