cregit-Linux how code gets into the kernel

Release 4.18 drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h

/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright(c) 2013 - 2018 Intel Corporation. */

#ifndef _I40E_VIRTCHNL_PF_H_

#define _I40E_VIRTCHNL_PF_H_

#include "i40e.h"


#define I40E_MAX_VLANID 4095


#define I40E_VIRTCHNL_SUPPORTED_QTYPES 2


#define I40E_DEFAULT_NUM_MDD_EVENTS_ALLOWED	3

#define I40E_DEFAULT_NUM_INVALID_MSGS_ALLOWED	10


#define I40E_VLAN_PRIORITY_SHIFT	12

#define I40E_VLAN_MASK			0xFFF

#define I40E_PRIORITY_MASK		0x7000

/* Various queue ctrls */

enum i40e_queue_ctrl {
	
I40E_QUEUE_CTRL_UNKNOWN = 0,
	
I40E_QUEUE_CTRL_ENABLE,
	
I40E_QUEUE_CTRL_ENABLECHECK,
	
I40E_QUEUE_CTRL_DISABLE,
	
I40E_QUEUE_CTRL_DISABLECHECK,
	
I40E_QUEUE_CTRL_FASTDISABLE,
	
I40E_QUEUE_CTRL_FASTDISABLECHECK,
};

/* VF states */

enum i40e_vf_states {
	
I40E_VF_STATE_INIT = 0,
	
I40E_VF_STATE_ACTIVE,
	
I40E_VF_STATE_IWARPENA,
	
I40E_VF_STATE_DISABLED,
	
I40E_VF_STATE_MC_PROMISC,
	
I40E_VF_STATE_UC_PROMISC,
	
I40E_VF_STATE_PRE_ENABLE,
};

/* VF capabilities */

enum i40e_vf_capabilities {
	
I40E_VIRTCHNL_VF_CAP_PRIVILEGE = 0,
	
I40E_VIRTCHNL_VF_CAP_L2,
	
I40E_VIRTCHNL_VF_CAP_IWARP,
};

/* In ADq, max 4 VSI's can be allocated per VF including primary VF VSI.
 * These variables are used to store indices, id's and number of queues
 * for each VSI including that of primary VF VSI. Each Traffic class is
 * termed as channel and each channel can in-turn have 4 queues which
 * means max 16 queues overall per VF.
 */

struct i40evf_channel {
	
u16 vsi_idx; /* index in PF struct for all channel VSIs */
	
u16 vsi_id; /* VSI ID used by firmware */
	
u16 num_qps; /* number of queue pairs requested by user */
	
u64 max_tx_rate; /* bandwidth rate allocation for VSIs */
};

/* VF information structure */

struct i40e_vf {
	
struct i40e_pf *pf;

	/* VF id in the PF space */
	
s16 vf_id;
	/* all VF vsis connect to the same parent */
	
enum i40e_switch_element_types parent_type;
	
struct virtchnl_version_info vf_ver;
	
u32 driver_caps; /* reported by VF driver */

	/* VF Port Extender (PE) stag if used */
	
u16 stag;

	
struct virtchnl_ether_addr default_lan_addr;
	
u16 port_vlan_id;
	
bool pf_set_mac;	/* The VMM admin set the VF MAC address */
	
bool trusted;

	/* VSI indices - actual VSI pointers are maintained in the PF structure
         * When assigned, these will be non-zero, because VSI 0 is always
         * the main LAN VSI for the PF.
         */
	
u16 lan_vsi_idx;	/* index into PF struct */
	
u16 lan_vsi_id;		/* ID as used by firmware */

	
u8 num_queue_pairs;	/* num of qps assigned to VF vsis */
	
u8 num_req_queues;	/* num of requested qps */
	
u64 num_mdd_events;	/* num of mdd events detected */
	/* num of continuous malformed or invalid msgs detected */
	
u64 num_invalid_msgs;
	
u64 num_valid_msgs;	/* num of valid msgs detected */

	
unsigned long vf_caps;	/* vf's adv. capabilities */
	
unsigned long vf_states;	/* vf's runtime states */
	
unsigned int tx_rate;	/* Tx bandwidth limit in Mbps */
	
bool link_forced;
	
bool link_up;		/* only valid if VF link is forced */
	
bool spoofchk;
	
u16 num_mac;
	
u16 num_vlan;

	/* ADq related variables */
	
bool adq_enabled; /* flag to enable adq */
	
u8 num_tc;
	
struct i40evf_channel ch[I40E_MAX_VF_VSI];
	
struct hlist_head cloud_filter_list;
	
u16 num_cloud_filters;

	/* RDMA Client */
	
struct virtchnl_iwarp_qvlist_info *qvlist_info;
};

void i40e_free_vfs(struct i40e_pf *pf);
int i40e_pci_sriov_configure(struct pci_dev *dev, int num_vfs);
int i40e_alloc_vfs(struct i40e_pf *pf, u16 num_alloc_vfs);
int i40e_vc_process_vf_msg(struct i40e_pf *pf, s16 vf_id, u32 v_opcode,
			   u32 v_retval, u8 *msg, u16 msglen);
int i40e_vc_process_vflr_event(struct i40e_pf *pf);
bool i40e_reset_vf(struct i40e_vf *vf, bool flr);
bool i40e_reset_all_vfs(struct i40e_pf *pf, bool flr);
void i40e_vc_notify_vf_reset(struct i40e_vf *vf);

/* VF configuration related iplink handlers */
int i40e_ndo_set_vf_mac(struct net_device *netdev, int vf_id, u8 *mac);
int i40e_ndo_set_vf_port_vlan(struct net_device *netdev, int vf_id,
			      u16 vlan_id, u8 qos, __be16 vlan_proto);
int i40e_ndo_set_vf_bw(struct net_device *netdev, int vf_id, int min_tx_rate,
		       int max_tx_rate);
int i40e_ndo_set_vf_trust(struct net_device *netdev, int vf_id, bool setting);
int i40e_ndo_get_vf_config(struct net_device *netdev,
			   int vf_id, struct ifla_vf_info *ivi);
int i40e_ndo_set_vf_link_state(struct net_device *netdev, int vf_id, int link);
int i40e_ndo_set_vf_spoofchk(struct net_device *netdev, int vf_id, bool enable);

void i40e_vc_notify_link_state(struct i40e_pf *pf);
void i40e_vc_notify_reset(struct i40e_pf *pf);

#endif /* _I40E_VIRTCHNL_PF_H_ */

Overall Contributors

PersonTokensPropCommitsCommitProp
Jesse Brandeburg29660.53%39.68%
Mitch A Williams6212.68%516.13%
Avinash Dayanand449.00%39.68%
Anjali Singhai Jain357.16%516.13%
Jacob E Keller224.50%412.90%
Jeff Kirsher81.64%39.68%
Greg Rose71.43%26.45%
Sucheta Chakraborty40.82%13.23%
Alan Brady40.82%13.23%
Moshe Shemesh30.61%13.23%
Pandi Kumar Maharajan20.41%13.23%
Serey Kong10.20%13.23%
Jingjing Wu10.20%13.23%
Total489100.00%31100.00%
Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.
Created with cregit.