drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h

   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 "i40e.h"
   8
   9 #define I40E_MAX_VLANID 4095
  10
  11 #define I40E_VIRTCHNL_SUPPORTED_QTYPES 2
  12
  13 #define I40E_DEFAULT_NUM_INVALID_MSGS_ALLOWED   10
  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 */
  25 enum 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 */
  36 enum i40e_vf_states {
  37         I40E_VF_STATE_INIT = 0,
  38         I40E_VF_STATE_ACTIVE,
  39         I40E_VF_STATE_IWARPENA,
  40         I40E_VF_STATE_DISABLED,
  41         I40E_VF_STATE_MC_PROMISC,
  42         I40E_VF_STATE_UC_PROMISC,
  43         I40E_VF_STATE_PRE_ENABLE,
  44 };
  45
  46 /* VF capabilities */
  47 enum i40e_vf_capabilities {
  48         I40E_VIRTCHNL_VF_CAP_PRIVILEGE = 0,
  49         I40E_VIRTCHNL_VF_CAP_L2,
  50         I40E_VIRTCHNL_VF_CAP_IWARP,
  51 };
  52
  53 /* In ADq, max 4 VSI's can be allocated per VF including primary VF VSI.
  54  * These variables are used to store indices, id's and number of queues
  55  * for each VSI including that of primary VF VSI. Each Traffic class is
  56  * termed as channel and each channel can in-turn have 4 queues which
  57  * means max 16 queues overall per VF.
  58  */
  59 struct i40evf_channel {
  60         u16 vsi_idx; /* index in PF struct for all channel VSIs */
  61         u16 vsi_id; /* VSI ID used by firmware */
  62         u16 num_qps; /* number of queue pairs requested by user */
  63         u64 max_tx_rate; /* bandwidth rate allocation for VSIs */
  64 };
  65
  66 /* VF information structure */
  67 struct i40e_vf {
  68         struct i40e_pf *pf;
  69
  70         /* VF id in the PF space */
  71         s16 vf_id;
  72         /* all VF vsis connect to the same parent */
  73         enum i40e_switch_element_types parent_type;
  74         struct virtchnl_version_info vf_ver;
  75         u32 driver_caps; /* reported by VF driver */
  76
  77         /* VF Port Extender (PE) stag if used */
  78         u16 stag;
  79
  80         struct virtchnl_ether_addr default_lan_addr;
  81         u16 port_vlan_id;
  82         bool pf_set_mac;        /* The VMM admin set the VF MAC address */
  83         bool trusted;
  84
  85         /* VSI indices - actual VSI pointers are maintained in the PF structure
  86          * When assigned, these will be non-zero, because VSI 0 is always
  87          * the main LAN VSI for the PF.
  88          */
  89         u16 lan_vsi_idx;        /* index into PF struct */
  90         u16 lan_vsi_id;         /* ID as used by firmware */
  91
  92         u8 num_queue_pairs;     /* num of qps assigned to VF vsis */
  93         u8 num_req_queues;      /* num of requested qps */
  94         u64 num_mdd_events;     /* num of mdd events detected */
  95         /* num of continuous malformed or invalid msgs detected */
  96         u64 num_invalid_msgs;
  97         u64 num_valid_msgs;     /* num of valid msgs detected */
  98
  99         unsigned long vf_caps;  /* vf's adv. capabilities */
 100         unsigned long vf_states;        /* vf's runtime states */
 101         unsigned int tx_rate;   /* Tx bandwidth limit in Mbps */
 102         bool link_forced;
 103         bool link_up;           /* only valid if VF link is forced */
 104         bool spoofchk;
 105         u16 num_vlan;
 106
 107         /* ADq related variables */
 108         bool adq_enabled; /* flag to enable adq */
 109         u8 num_tc;
 110         struct i40evf_channel ch[I40E_MAX_VF_VSI];
 111         struct hlist_head cloud_filter_list;
 112         u16 num_cloud_filters;
 113
 114         /* RDMA Client */
 115         struct virtchnl_iwarp_qvlist_info *qvlist_info;
 116 };
 117
 118 void i40e_free_vfs(struct i40e_pf *pf);
 119 int i40e_pci_sriov_configure(struct pci_dev *dev, int num_vfs);
 120 int i40e_alloc_vfs(struct i40e_pf *pf, u16 num_alloc_vfs);
 121 int i40e_vc_process_vf_msg(struct i40e_pf *pf, s16 vf_id, u32 v_opcode,
 122                            u32 v_retval, u8 *msg, u16 msglen);
 123 int i40e_vc_process_vflr_event(struct i40e_pf *pf);
 124 bool i40e_reset_vf(struct i40e_vf *vf, bool flr);
 125 bool i40e_reset_all_vfs(struct i40e_pf *pf, bool flr);
 126 void i40e_vc_notify_vf_reset(struct i40e_vf *vf);
 127
 128 /* VF configuration related iplink handlers */
 129 int i40e_ndo_set_vf_mac(struct net_device *netdev, int vf_id, u8 *mac);
 130 int i40e_ndo_set_vf_port_vlan(struct net_device *netdev, int vf_id,
 131                               u16 vlan_id, u8 qos, __be16 vlan_proto);
 132 int i40e_ndo_set_vf_bw(struct net_device *netdev, int vf_id, int min_tx_rate,
 133                        int max_tx_rate);
 134 int i40e_ndo_set_vf_trust(struct net_device *netdev, int vf_id, bool setting);
 135 int i40e_ndo_get_vf_config(struct net_device *netdev,
 136                            int vf_id, struct ifla_vf_info *ivi);
 137 int i40e_ndo_set_vf_link_state(struct net_device *netdev, int vf_id, int link);
 138 int i40e_ndo_set_vf_spoofchk(struct net_device *netdev, int vf_id, bool enable);
 139
 140 void i40e_vc_notify_link_state(struct i40e_pf *pf);
 141 void i40e_vc_notify_reset(struct i40e_pf *pf);
 142 int i40e_get_vf_stats(struct net_device *netdev, int vf_id,
 143                       struct ifla_vf_stats *vf_stats);
 144
 145 #endif /* _I40E_VIRTCHNL_PF_H_ */