cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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i40e_virtchnl_pf.h (4502B)


      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_VLAN_PRIORITY_SHIFT	13
     14#define I40E_VLAN_MASK			0xFFF
     15#define I40E_PRIORITY_MASK		0xE000
     16
     17#define I40E_MAX_VF_PROMISC_FLAGS	3
     18
     19#define I40E_VF_STATE_WAIT_COUNT	20
     20#define I40E_VFR_WAIT_COUNT		100
     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
     94	unsigned long vf_caps;	/* vf's adv. capabilities */
     95	unsigned long vf_states;	/* vf's runtime states */
     96	unsigned int tx_rate;	/* Tx bandwidth limit in Mbps */
     97	bool link_forced;
     98	bool link_up;		/* only valid if VF link is forced */
     99	bool spoofchk;
    100	u16 num_vlan;
    101
    102	/* ADq related variables */
    103	bool adq_enabled; /* flag to enable adq */
    104	u8 num_tc;
    105	struct i40evf_channel ch[I40E_MAX_VF_VSI];
    106	struct hlist_head cloud_filter_list;
    107	u16 num_cloud_filters;
    108
    109	/* RDMA Client */
    110	struct virtchnl_iwarp_qvlist_info *qvlist_info;
    111};
    112
    113void i40e_free_vfs(struct i40e_pf *pf);
    114int i40e_pci_sriov_configure(struct pci_dev *dev, int num_vfs);
    115int i40e_alloc_vfs(struct i40e_pf *pf, u16 num_alloc_vfs);
    116int i40e_vc_process_vf_msg(struct i40e_pf *pf, s16 vf_id, u32 v_opcode,
    117			   u32 v_retval, u8 *msg, u16 msglen);
    118int i40e_vc_process_vflr_event(struct i40e_pf *pf);
    119bool i40e_reset_vf(struct i40e_vf *vf, bool flr);
    120bool i40e_reset_all_vfs(struct i40e_pf *pf, bool flr);
    121void i40e_vc_notify_vf_reset(struct i40e_vf *vf);
    122
    123/* VF configuration related iplink handlers */
    124int i40e_ndo_set_vf_mac(struct net_device *netdev, int vf_id, u8 *mac);
    125int i40e_ndo_set_vf_port_vlan(struct net_device *netdev, int vf_id,
    126			      u16 vlan_id, u8 qos, __be16 vlan_proto);
    127int i40e_ndo_set_vf_bw(struct net_device *netdev, int vf_id, int min_tx_rate,
    128		       int max_tx_rate);
    129int i40e_ndo_set_vf_trust(struct net_device *netdev, int vf_id, bool setting);
    130int i40e_ndo_get_vf_config(struct net_device *netdev,
    131			   int vf_id, struct ifla_vf_info *ivi);
    132int i40e_ndo_set_vf_link_state(struct net_device *netdev, int vf_id, int link);
    133int i40e_ndo_set_vf_spoofchk(struct net_device *netdev, int vf_id, bool enable);
    134
    135void i40e_vc_notify_link_state(struct i40e_pf *pf);
    136void i40e_vc_notify_reset(struct i40e_pf *pf);
    137int i40e_get_vf_stats(struct net_device *netdev, int vf_id,
    138		      struct ifla_vf_stats *vf_stats);
    139
    140#endif /* _I40E_VIRTCHNL_PF_H_ */