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_MDD_EVENTS_ALLOWED     3
  14#define I40E_DEFAULT_NUM_INVALID_MSGS_ALLOWED   10
  15
  16#define I40E_VLAN_PRIORITY_SHIFT        13
  17#define I40E_VLAN_MASK                  0xFFF
  18#define I40E_PRIORITY_MASK              0xE000
  19
  20#define I40E_MAX_VF_PROMISC_FLAGS       3
  21
  22/* Various queue ctrls */
  23enum i40e_queue_ctrl {
  24        I40E_QUEUE_CTRL_UNKNOWN = 0,
  25        I40E_QUEUE_CTRL_ENABLE,
  26        I40E_QUEUE_CTRL_ENABLECHECK,
  27        I40E_QUEUE_CTRL_DISABLE,
  28        I40E_QUEUE_CTRL_DISABLECHECK,
  29        I40E_QUEUE_CTRL_FASTDISABLE,
  30        I40E_QUEUE_CTRL_FASTDISABLECHECK,
  31};
  32
  33/* VF states */
  34enum i40e_vf_states {
  35        I40E_VF_STATE_INIT = 0,
  36        I40E_VF_STATE_ACTIVE,
  37        I40E_VF_STATE_IWARPENA,
  38        I40E_VF_STATE_DISABLED,
  39        I40E_VF_STATE_MC_PROMISC,
  40        I40E_VF_STATE_UC_PROMISC,
  41        I40E_VF_STATE_PRE_ENABLE,
  42};
  43
  44/* VF capabilities */
  45enum i40e_vf_capabilities {
  46        I40E_VIRTCHNL_VF_CAP_PRIVILEGE = 0,
  47        I40E_VIRTCHNL_VF_CAP_L2,
  48        I40E_VIRTCHNL_VF_CAP_IWARP,
  49};
  50
  51/* In ADq, max 4 VSI's can be allocated per VF including primary VF VSI.
  52 * These variables are used to store indices, id's and number of queues
  53 * for each VSI including that of primary VF VSI. Each Traffic class is
  54 * termed as channel and each channel can in-turn have 4 queues which
  55 * means max 16 queues overall per VF.
  56 */
  57struct i40evf_channel {
  58        u16 vsi_idx; /* index in PF struct for all channel VSIs */
  59        u16 vsi_id; /* VSI ID used by firmware */
  60        u16 num_qps; /* number of queue pairs requested by user */
  61        u64 max_tx_rate; /* bandwidth rate allocation for VSIs */
  62};
  63
  64/* VF information structure */
  65struct i40e_vf {
  66        struct i40e_pf *pf;
  67
  68        /* VF id in the PF space */
  69        s16 vf_id;
  70        /* all VF vsis connect to the same parent */
  71        enum i40e_switch_element_types parent_type;
  72        struct virtchnl_version_info vf_ver;
  73        u32 driver_caps; /* reported by VF driver */
  74
  75        /* VF Port Extender (PE) stag if used */
  76        u16 stag;
  77
  78        struct virtchnl_ether_addr default_lan_addr;
  79        u16 port_vlan_id;
  80        bool pf_set_mac;        /* The VMM admin set the VF MAC address */
  81        bool trusted;
  82
  83        /* VSI indices - actual VSI pointers are maintained in the PF structure
  84         * When assigned, these will be non-zero, because VSI 0 is always
  85         * the main LAN VSI for the PF.
  86         */
  87        u16 lan_vsi_idx;        /* index into PF struct */
  88        u16 lan_vsi_id;         /* ID as used by firmware */
  89
  90        u8 num_queue_pairs;     /* num of qps assigned to VF vsis */
  91        u8 num_req_queues;      /* num of requested qps */
  92        u64 num_mdd_events;     /* num of mdd events detected */
  93        /* num of continuous malformed or invalid msgs detected */
  94        u64 num_invalid_msgs;
  95        u64 num_valid_msgs;     /* num of valid msgs 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_mac;
 104        u16 num_vlan;
 105
 106        /* ADq related variables */
 107        bool adq_enabled; /* flag to enable adq */
 108        u8 num_tc;
 109        struct i40evf_channel ch[I40E_MAX_VF_VSI];
 110        struct hlist_head cloud_filter_list;
 111        u16 num_cloud_filters;
 112
 113        /* RDMA Client */
 114        struct virtchnl_iwarp_qvlist_info *qvlist_info;
 115};
 116
 117void i40e_free_vfs(struct i40e_pf *pf);
 118int i40e_pci_sriov_configure(struct pci_dev *dev, int num_vfs);
 119int i40e_alloc_vfs(struct i40e_pf *pf, u16 num_alloc_vfs);
 120int i40e_vc_process_vf_msg(struct i40e_pf *pf, s16 vf_id, u32 v_opcode,
 121                           u32 v_retval, u8 *msg, u16 msglen);
 122int i40e_vc_process_vflr_event(struct i40e_pf *pf);
 123bool i40e_reset_vf(struct i40e_vf *vf, bool flr);
 124bool i40e_reset_all_vfs(struct i40e_pf *pf, bool flr);
 125void i40e_vc_notify_vf_reset(struct i40e_vf *vf);
 126
 127/* VF configuration related iplink handlers */
 128int i40e_ndo_set_vf_mac(struct net_device *netdev, int vf_id, u8 *mac);
 129int i40e_ndo_set_vf_port_vlan(struct net_device *netdev, int vf_id,
 130                              u16 vlan_id, u8 qos, __be16 vlan_proto);
 131int i40e_ndo_set_vf_bw(struct net_device *netdev, int vf_id, int min_tx_rate,
 132                       int max_tx_rate);
 133int i40e_ndo_set_vf_trust(struct net_device *netdev, int vf_id, bool setting);
 134int i40e_ndo_get_vf_config(struct net_device *netdev,
 135                           int vf_id, struct ifla_vf_info *ivi);
 136int i40e_ndo_set_vf_link_state(struct net_device *netdev, int vf_id, int link);
 137int i40e_ndo_set_vf_spoofchk(struct net_device *netdev, int vf_id, bool enable);
 138
 139void i40e_vc_notify_link_state(struct i40e_pf *pf);
 140void i40e_vc_notify_reset(struct i40e_pf *pf);
 141
 142#endif /* _I40E_VIRTCHNL_PF_H_ */
 143