1/* SPDX-License-Identifier: GPL-2.0 */
  2/*******************************************************************************
  3 *
  4 * Intel Ethernet Controller XL710 Family Linux Driver
  5 * Copyright(c) 2013 - 2015 Intel Corporation.
  6 *
  7 * This program is free software; you can redistribute it and/or modify it
  8 * under the terms and conditions of the GNU General Public License,
  9 * version 2, as published by the Free Software Foundation.
 10 *
 11 * This program is distributed in the hope it will be useful, but WITHOUT
 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 13 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 14 * more details.
 15 *
 16 * You should have received a copy of the GNU General Public License along
 17 * with this program.  If not, see <http://www.gnu.org/licenses/>.
 18 *
 19 * The full GNU General Public License is included in this distribution in
 20 * the file called "COPYING".
 21 *
 22 * Contact Information:
 23 * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
 24 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
 25 *
 26 ******************************************************************************/
 27
 28#ifndef _I40E_VIRTCHNL_PF_H_
 29#define _I40E_VIRTCHNL_PF_H_
 30
 31#include "i40e.h"
 32
 33#define I40E_MAX_VLANID 4095
 34
 35#define I40E_VIRTCHNL_SUPPORTED_QTYPES 2
 36
 37#define I40E_DEFAULT_NUM_MDD_EVENTS_ALLOWED	3
 38#define I40E_DEFAULT_NUM_INVALID_MSGS_ALLOWED	10
 39
 40#define I40E_VLAN_PRIORITY_SHIFT	12
 41#define I40E_VLAN_MASK			0xFFF
 42#define I40E_PRIORITY_MASK		0x7000
 43
 44/* Various queue ctrls */
 45enum i40e_queue_ctrl {
 46	I40E_QUEUE_CTRL_UNKNOWN = 0,
 47	I40E_QUEUE_CTRL_ENABLE,
 48	I40E_QUEUE_CTRL_ENABLECHECK,
 49	I40E_QUEUE_CTRL_DISABLE,
 50	I40E_QUEUE_CTRL_DISABLECHECK,
 51	I40E_QUEUE_CTRL_FASTDISABLE,
 52	I40E_QUEUE_CTRL_FASTDISABLECHECK,
 53};
 54
 55/* VF states */
 56enum i40e_vf_states {
 57	I40E_VF_STATE_INIT = 0,
 58	I40E_VF_STATE_ACTIVE,
 59	I40E_VF_STATE_IWARPENA,
 60	I40E_VF_STATE_DISABLED,
 61	I40E_VF_STATE_MC_PROMISC,
 62	I40E_VF_STATE_UC_PROMISC,
 63	I40E_VF_STATE_PRE_ENABLE,
 64};
 65
 66/* VF capabilities */
 67enum i40e_vf_capabilities {
 68	I40E_VIRTCHNL_VF_CAP_PRIVILEGE = 0,
 69	I40E_VIRTCHNL_VF_CAP_L2,
 70	I40E_VIRTCHNL_VF_CAP_IWARP,
 71};
 72
 73/* In ADq, max 4 VSI's can be allocated per VF including primary VF VSI.
 74 * These variables are used to store indices, id's and number of queues
 75 * for each VSI including that of primary VF VSI. Each Traffic class is
 76 * termed as channel and each channel can in-turn have 4 queues which
 77 * means max 16 queues overall per VF.
 78 */
 79struct i40evf_channel {
 80	u16 vsi_idx; /* index in PF struct for all channel VSIs */
 81	u16 vsi_id; /* VSI ID used by firmware */
 82	u16 num_qps; /* number of queue pairs requested by user */
 83	u64 max_tx_rate; /* bandwidth rate allocation for VSIs */
 84};
 85
 86/* VF information structure */
 87struct i40e_vf {
 88	struct i40e_pf *pf;
 89
 90	/* VF id in the PF space */
 91	s16 vf_id;
 92	/* all VF vsis connect to the same parent */
 93	enum i40e_switch_element_types parent_type;
 94	struct virtchnl_version_info vf_ver;
 95	u32 driver_caps; /* reported by VF driver */
 96
 97	/* VF Port Extender (PE) stag if used */
 98	u16 stag;
 99
100	struct virtchnl_ether_addr default_lan_addr;
101	u16 port_vlan_id;
102	bool pf_set_mac;	/* The VMM admin set the VF MAC address */
103	bool trusted;
104
105	/* VSI indices - actual VSI pointers are maintained in the PF structure
106	 * When assigned, these will be non-zero, because VSI 0 is always
107	 * the main LAN VSI for the PF.
108	 */
109	u16 lan_vsi_idx;	/* index into PF struct */
110	u16 lan_vsi_id;		/* ID as used by firmware */
111
112	u8 num_queue_pairs;	/* num of qps assigned to VF vsis */
113	u8 num_req_queues;	/* num of requested qps */
114	u64 num_mdd_events;	/* num of mdd events detected */
115	/* num of continuous malformed or invalid msgs detected */
116	u64 num_invalid_msgs;
117	u64 num_valid_msgs;	/* num of valid msgs detected */
118
119	unsigned long vf_caps;	/* vf's adv. capabilities */
120	unsigned long vf_states;	/* vf's runtime states */
121	unsigned int tx_rate;	/* Tx bandwidth limit in Mbps */
122	bool link_forced;
123	bool link_up;		/* only valid if VF link is forced */
124	bool spoofchk;
125	u16 num_mac;
126	u16 num_vlan;
127
128	/* ADq related variables */
129	bool adq_enabled; /* flag to enable adq */
130	u8 num_tc;
131	struct i40evf_channel ch[I40E_MAX_VF_VSI];
132	struct hlist_head cloud_filter_list;
133	u16 num_cloud_filters;
134
135	/* RDMA Client */
136	struct virtchnl_iwarp_qvlist_info *qvlist_info;
137};
138
139void i40e_free_vfs(struct i40e_pf *pf);
140int i40e_pci_sriov_configure(struct pci_dev *dev, int num_vfs);
141int i40e_alloc_vfs(struct i40e_pf *pf, u16 num_alloc_vfs);
142int i40e_vc_process_vf_msg(struct i40e_pf *pf, s16 vf_id, u32 v_opcode,
143			   u32 v_retval, u8 *msg, u16 msglen);
144int i40e_vc_process_vflr_event(struct i40e_pf *pf);
145bool i40e_reset_vf(struct i40e_vf *vf, bool flr);
146bool i40e_reset_all_vfs(struct i40e_pf *pf, bool flr);
147void i40e_vc_notify_vf_reset(struct i40e_vf *vf);
148
149/* VF configuration related iplink handlers */
150int i40e_ndo_set_vf_mac(struct net_device *netdev, int vf_id, u8 *mac);
151int i40e_ndo_set_vf_port_vlan(struct net_device *netdev, int vf_id,
152			      u16 vlan_id, u8 qos, __be16 vlan_proto);
153int i40e_ndo_set_vf_bw(struct net_device *netdev, int vf_id, int min_tx_rate,
154		       int max_tx_rate);
155int i40e_ndo_set_vf_trust(struct net_device *netdev, int vf_id, bool setting);
156int i40e_ndo_get_vf_config(struct net_device *netdev,
157			   int vf_id, struct ifla_vf_info *ivi);
158int i40e_ndo_set_vf_link_state(struct net_device *netdev, int vf_id, int link);
159int i40e_ndo_set_vf_spoofchk(struct net_device *netdev, int vf_id, bool enable);
160
161void i40e_vc_notify_link_state(struct i40e_pf *pf);
162void i40e_vc_notify_reset(struct i40e_pf *pf);
163
164#endif /* _I40E_VIRTCHNL_PF_H_ */