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 */ 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_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 */ 48 enum 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 */ 60 struct 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 */ 68 struct 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 bool is_disabled_from_host; /* PF ctrl of VF enable/disable */ 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_rdma_qvlist_info *qvlist_info; 115 }; 116 117 void i40e_free_vfs(struct i40e_pf *pf); 118 int i40e_pci_sriov_configure(struct pci_dev *dev, int num_vfs); 119 int i40e_alloc_vfs(struct i40e_pf *pf, u16 num_alloc_vfs); 120 int i40e_vc_process_vf_msg(struct i40e_pf *pf, s16 vf_id, u32 v_opcode, 121 u32 v_retval, u8 *msg, u16 msglen); 122 int i40e_vc_process_vflr_event(struct i40e_pf *pf); 123 bool i40e_reset_vf(struct i40e_vf *vf, bool flr); 124 bool i40e_reset_all_vfs(struct i40e_pf *pf, bool flr); 125 void i40e_vc_notify_vf_reset(struct i40e_vf *vf); 126 127 /* VF configuration related iplink handlers */ 128 int i40e_ndo_set_vf_mac(struct net_device *netdev, int vf_id, u8 *mac); 129 int i40e_ndo_set_vf_port_vlan(struct net_device *netdev, int vf_id, 130 u16 vlan_id, u8 qos, __be16 vlan_proto); 131 int i40e_ndo_set_vf_bw(struct net_device *netdev, int vf_id, int min_tx_rate, 132 int max_tx_rate); 133 int i40e_ndo_set_vf_trust(struct net_device *netdev, int vf_id, bool setting); 134 int i40e_ndo_get_vf_config(struct net_device *netdev, 135 int vf_id, struct ifla_vf_info *ivi); 136 int i40e_ndo_set_vf_link_state(struct net_device *netdev, int vf_id, int link); 137 int i40e_ndo_set_vf_spoofchk(struct net_device *netdev, int vf_id, bool enable); 138 139 void i40e_vc_notify_link_state(struct i40e_pf *pf); 140 void i40e_vc_notify_reset(struct i40e_pf *pf); 141 #ifdef CONFIG_PCI_IOV 142 void i40e_restore_all_vfs_msi_state(struct pci_dev *pdev); 143 #endif /* CONFIG_PCI_IOV */ 144 int i40e_get_vf_stats(struct net_device *netdev, int vf_id, 145 struct ifla_vf_stats *vf_stats); 146 147 #endif /* _I40E_VIRTCHNL_PF_H_ */ 148