198 lines
5.9 KiB
C
198 lines
5.9 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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/* Copyright (c) 2018, Intel Corporation. */
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#ifndef _ICE_VIRTCHNL_PF_H_
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#define _ICE_VIRTCHNL_PF_H_
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#include "ice.h"
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#define ICE_MAX_VLANID 4095
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#define ICE_VLAN_PRIORITY_S 12
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#define ICE_VLAN_M 0xFFF
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#define ICE_PRIORITY_M 0x7000
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/* Restrict number of MAC Addr and VLAN that non-trusted VF can programmed */
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#define ICE_MAX_VLAN_PER_VF 8
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#define ICE_MAX_MACADDR_PER_VF 12
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/* Malicious Driver Detection */
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#define ICE_DFLT_NUM_INVAL_MSGS_ALLOWED 10
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#define ICE_MDD_EVENTS_THRESHOLD 30
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/* Static VF transaction/status register def */
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#define VF_DEVICE_STATUS 0xAA
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#define VF_TRANS_PENDING_M 0x20
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/* wait defines for polling PF_PCI_CIAD register status */
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#define ICE_PCI_CIAD_WAIT_COUNT 100
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#define ICE_PCI_CIAD_WAIT_DELAY_US 1
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/* VF resources default values and limitation */
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#define ICE_MAX_VF_COUNT 256
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#define ICE_MAX_QS_PER_VF 256
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#define ICE_MIN_QS_PER_VF 1
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#define ICE_DFLT_QS_PER_VF 4
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#define ICE_NONQ_VECS_VF 1
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#define ICE_MAX_SCATTER_QS_PER_VF 16
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#define ICE_MAX_BASE_QS_PER_VF 16
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#define ICE_MAX_INTR_PER_VF 65
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#define ICE_MAX_POLICY_INTR_PER_VF 33
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#define ICE_MIN_INTR_PER_VF (ICE_MIN_QS_PER_VF + 1)
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#define ICE_DFLT_INTR_PER_VF (ICE_DFLT_QS_PER_VF + 1)
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/* Specific VF states */
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enum ice_vf_states {
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ICE_VF_STATE_INIT = 0, /* PF is initializing VF */
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ICE_VF_STATE_ACTIVE, /* VF resources are allocated for use */
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ICE_VF_STATE_QS_ENA, /* VF queue(s) enabled */
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ICE_VF_STATE_DIS,
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ICE_VF_STATE_MC_PROMISC,
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ICE_VF_STATE_UC_PROMISC,
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ICE_VF_STATES_NBITS
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};
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/* VF capabilities */
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enum ice_virtchnl_cap {
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ICE_VIRTCHNL_VF_CAP_L2 = 0,
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ICE_VIRTCHNL_VF_CAP_PRIVILEGE,
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};
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/* VF information structure */
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struct ice_vf {
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struct ice_pf *pf;
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s16 vf_id; /* VF ID in the PF space */
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u16 lan_vsi_idx; /* index into PF struct */
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/* first vector index of this VF in the PF space */
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int first_vector_idx;
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struct ice_sw *vf_sw_id; /* switch ID the VF VSIs connect to */
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struct virtchnl_version_info vf_ver;
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u32 driver_caps; /* reported by VF driver */
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struct virtchnl_ether_addr dflt_lan_addr;
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DECLARE_BITMAP(txq_ena, ICE_MAX_BASE_QS_PER_VF);
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DECLARE_BITMAP(rxq_ena, ICE_MAX_BASE_QS_PER_VF);
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u16 port_vlan_id;
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u8 pf_set_mac:1; /* VF MAC address set by VMM admin */
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u8 trusted:1;
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u8 spoofchk:1;
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u8 link_forced:1;
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u8 link_up:1; /* only valid if VF link is forced */
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/* VSI indices - actual VSI pointers are maintained in the PF structure
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* When assigned, these will be non-zero, because VSI 0 is always
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* the main LAN VSI for the PF.
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*/
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u16 lan_vsi_num; /* ID as used by firmware */
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unsigned int tx_rate; /* Tx bandwidth limit in Mbps */
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DECLARE_BITMAP(vf_states, ICE_VF_STATES_NBITS); /* VF runtime states */
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u64 num_mdd_events; /* number of MDD events detected */
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u64 num_inval_msgs; /* number of continuous invalid msgs */
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u64 num_valid_msgs; /* number of valid msgs detected */
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unsigned long vf_caps; /* VF's adv. capabilities */
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u8 num_req_qs; /* num of queue pairs requested by VF */
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u16 num_mac;
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u16 num_vlan;
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u16 num_vf_qs; /* num of queue configured per VF */
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u16 num_qs_ena; /* total num of Tx/Rx queue enabled */
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};
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#ifdef CONFIG_PCI_IOV
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void ice_process_vflr_event(struct ice_pf *pf);
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int ice_sriov_configure(struct pci_dev *pdev, int num_vfs);
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int ice_set_vf_mac(struct net_device *netdev, int vf_id, u8 *mac);
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int
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ice_get_vf_cfg(struct net_device *netdev, int vf_id, struct ifla_vf_info *ivi);
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void ice_free_vfs(struct ice_pf *pf);
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void ice_vc_process_vf_msg(struct ice_pf *pf, struct ice_rq_event_info *event);
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void ice_vc_notify_link_state(struct ice_pf *pf);
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void ice_vc_notify_reset(struct ice_pf *pf);
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bool ice_reset_all_vfs(struct ice_pf *pf, bool is_vflr);
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int
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ice_set_vf_port_vlan(struct net_device *netdev, int vf_id, u16 vlan_id, u8 qos,
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__be16 vlan_proto);
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int ice_set_vf_trust(struct net_device *netdev, int vf_id, bool trusted);
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int ice_set_vf_link_state(struct net_device *netdev, int vf_id, int link_state);
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int ice_set_vf_spoofchk(struct net_device *netdev, int vf_id, bool ena);
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int ice_calc_vf_reg_idx(struct ice_vf *vf, struct ice_q_vector *q_vector);
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void ice_set_vf_state_qs_dis(struct ice_vf *vf);
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#else /* CONFIG_PCI_IOV */
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#define ice_process_vflr_event(pf) do {} while (0)
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#define ice_free_vfs(pf) do {} while (0)
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#define ice_vc_process_vf_msg(pf, event) do {} while (0)
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#define ice_vc_notify_link_state(pf) do {} while (0)
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#define ice_vc_notify_reset(pf) do {} while (0)
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#define ice_set_vf_state_qs_dis(vf) do {} while (0)
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static inline bool
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ice_reset_all_vfs(struct ice_pf __always_unused *pf,
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bool __always_unused is_vflr)
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{
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return true;
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}
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static inline int
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ice_sriov_configure(struct pci_dev __always_unused *pdev,
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int __always_unused num_vfs)
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{
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return -EOPNOTSUPP;
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}
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static inline int
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ice_set_vf_mac(struct net_device __always_unused *netdev,
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int __always_unused vf_id, u8 __always_unused *mac)
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{
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return -EOPNOTSUPP;
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}
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static inline int
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ice_get_vf_cfg(struct net_device __always_unused *netdev,
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int __always_unused vf_id,
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struct ifla_vf_info __always_unused *ivi)
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{
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return -EOPNOTSUPP;
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}
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static inline int
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ice_set_vf_trust(struct net_device __always_unused *netdev,
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int __always_unused vf_id, bool __always_unused trusted)
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{
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return -EOPNOTSUPP;
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}
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static inline int
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ice_set_vf_port_vlan(struct net_device __always_unused *netdev,
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int __always_unused vf_id, u16 __always_unused vid,
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u8 __always_unused qos, __be16 __always_unused v_proto)
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{
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return -EOPNOTSUPP;
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}
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static inline int
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ice_set_vf_spoofchk(struct net_device __always_unused *netdev,
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int __always_unused vf_id, bool __always_unused ena)
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{
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return -EOPNOTSUPP;
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}
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static inline int
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ice_set_vf_link_state(struct net_device __always_unused *netdev,
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int __always_unused vf_id, int __always_unused link_state)
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{
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return -EOPNOTSUPP;
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}
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static inline int
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ice_calc_vf_reg_idx(struct ice_vf __always_unused *vf,
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struct ice_q_vector __always_unused *q_vector)
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{
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return 0;
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}
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#endif /* CONFIG_PCI_IOV */
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#endif /* _ICE_VIRTCHNL_PF_H_ */
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