LXR linux/drivers/net/ethernet/intel/i40e/i40e_virtchnl

   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/* Various queue ctrls */
  22enum i40e_queue_ctrl {
  23        I40E_QUEUE_CTRL_UNKNOWN = 0,
  24        I40E_QUEUE_CTRL_ENABLE,
  25        I40E_QUEUE_CTRL_ENABLECHECK,
  26        I40E_QUEUE_CTRL_DISABLE,
  27        I40E_QUEUE_CTRL_DISABLECHECK,
  28        I40E_QUEUE_CTRL_FASTDISABLE,
  29        I40E_QUEUE_CTRL_FASTDISABLECHECK,
  30};
  31
  32/* VF states */
  33enum i40e_vf_states {
  34        I40E_VF_STATE_INIT = 0,
  35        I40E_VF_STATE_ACTIVE,
  36        I40E_VF_STATE_IWARPENA,
  37        I40E_VF_STATE_DISABLED,
  38        I40E_VF_STATE_MC_PROMISC,
  39        I40E_VF_STATE_UC_PROMISC,
  40        I40E_VF_STATE_PRE_ENABLE,
  41};
  42
  43/* VF capabilities */
  44enum i40e_vf_capabilities {
  45        I40E_VIRTCHNL_VF_CAP_PRIVILEGE = 0,
  46        I40E_VIRTCHNL_VF_CAP_L2,
  47        I40E_VIRTCHNL_VF_CAP_IWARP,
  48};
  49
  50/* In ADq, max 4 VSI's can be allocated per VF including primary VF VSI.
  51 * These variables are used to store indices, id's and number of queues
  52 * for each VSI including that of primary VF VSI. Each Traffic class is
  53 * termed as channel and each channel can in-turn have 4 queues which
  54 * means max 16 queues overall per VF.
  55 */
  56struct i40evf_channel {
  57        u16 vsi_idx; /* index in PF struct for all channel VSIs */
  58        u16 vsi_id; /* VSI ID used by firmware */
  59        u16 num_qps; /* number of queue pairs requested by user */
  60        u64 max_tx_rate; /* bandwidth rate allocation for VSIs */
  61};
  62
  63/* VF information structure */
  64struct i40e_vf {
  65        struct i40e_pf *pf;
  66
  67        /* VF id in the PF space */
  68        s16 vf_id;
  69        /* all VF vsis connect to the same parent */
  70        enum i40e_switch_element_types parent_type;
  71        struct virtchnl_version_info vf_ver;
  72        u32 driver_caps; /* reported by VF driver */
  73
  74        /* VF Port Extender (PE) stag if used */
  75        u16 stag;
  76
  77        struct virtchnl_ether_addr default_lan_addr;
  78        u16 port_vlan_id;
  79        bool pf_set_mac;        /* The VMM admin set the VF MAC address */
  80        bool trusted;
  81
  82        /* VSI indices - actual VSI pointers are maintained in the PF structure
  83         * When assigned, these will be non-zero, because VSI 0 is always
  84         * the main LAN VSI for the PF.
  85         */
  86        u16 lan_vsi_idx;        /* index into PF struct */
  87        u16 lan_vsi_id;         /* ID as used by firmware */
  88
  89        u8 num_queue_pairs;     /* num of qps assigned to VF vsis */
  90        u8 num_req_queues;      /* num of requested qps */
  91        u64 num_mdd_events;     /* num of mdd events detected */
  92        /* num of continuous malformed or invalid msgs detected */
  93        u64 num_invalid_msgs;
  94        u64 num_valid_msgs;     /* num of valid msgs detected */
  95
  96        unsigned long vf_caps;  /* vf's adv. capabilities */
  97        unsigned long vf_states;        /* vf's runtime states */
  98        unsigned int tx_rate;   /* Tx bandwidth limit in Mbps */
  99        bool link_forced;
 100        bool link_up;           /* only valid if VF link is forced */
 101        bool spoofchk;
 102        u16 num_vlan;
 103
 104        /* ADq related variables */
 105        bool adq_enabled; /* flag to enable adq */
 106        u8 num_tc;
 107        struct i40evf_channel ch[I40E_MAX_VF_VSI];
 108        struct hlist_head cloud_filter_list;
 109        u16 num_cloud_filters;
 110
 111        /* RDMA Client */
 112        struct virtchnl_iwarp_qvlist_info *qvlist_info;
 113};
 114
 115void i40e_free_vfs(struct i40e_pf *pf);
 116int i40e_pci_sriov_configure(struct pci_dev *dev, int num_vfs);
 117int i40e_alloc_vfs(struct i40e_pf *pf, u16 num_alloc_vfs);
 118int i40e_vc_process_vf_msg(struct i40e_pf *pf, s16 vf_id, u32 v_opcode,
 119                           u32 v_retval, u8 *msg, u16 msglen);
 120int i40e_vc_process_vflr_event(struct i40e_pf *pf);
 121bool i40e_reset_vf(struct i40e_vf *vf, bool flr);
 122bool i40e_reset_all_vfs(struct i40e_pf *pf, bool flr);
 123void i40e_vc_notify_vf_reset(struct i40e_vf *vf);
 124
 125/* VF configuration related iplink handlers */
 126int i40e_ndo_set_vf_mac(struct net_device *netdev, int vf_id, u8 *mac);
 127int i40e_ndo_set_vf_port_vlan(struct net_device *netdev, int vf_id,
 128                              u16 vlan_id, u8 qos, __be16 vlan_proto);
 129int i40e_ndo_set_vf_bw(struct net_device *netdev, int vf_id, int min_tx_rate,
 130                       int max_tx_rate);
 131int i40e_ndo_set_vf_trust(struct net_device *netdev, int vf_id, bool setting);
 132int i40e_ndo_get_vf_config(struct net_device *netdev,
 133                           int vf_id, struct ifla_vf_info *ivi);
 134int i40e_ndo_set_vf_link_state(struct net_device *netdev, int vf_id, int link);
 135int i40e_ndo_set_vf_spoofchk(struct net_device *netdev, int vf_id, bool enable);
 136
 137void i40e_vc_notify_link_state(struct i40e_pf *pf);
 138void i40e_vc_notify_reset(struct i40e_pf *pf);
 139int i40e_get_vf_stats(struct net_device *netdev, int vf_id,
 140                      struct ifla_vf_stats *vf_stats);
 141
 142#endif /* _I40E_VIRTCHNL_PF_H_ */
 143