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The default version provided by "ethtool -i" it the correct way to identify Driver version. There is no need to overwrite it. Link: https://lore.kernel.org/r/20200220071239.231800-3-leon@kernel.org Signed-off-by: Leon Romanovsky <leonro@mellanox.com> Reviewed-by: Dennis Dalessandro <dennis.dalessandro@intel.com> Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
330 lines
10 KiB
C
330 lines
10 KiB
C
#ifndef _OPA_VNIC_INTERNAL_H
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#define _OPA_VNIC_INTERNAL_H
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/*
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* Copyright(c) 2017 Intel Corporation.
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*
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* This file is provided under a dual BSD/GPLv2 license. When using or
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* redistributing this file, you may do so under either license.
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*
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* GPL LICENSE SUMMARY
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* BSD LICENSE
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* - Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* - Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* - Neither the name of Intel Corporation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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/*
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* This file contains OPA VNIC driver internal declarations
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*/
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#include <linux/bitops.h>
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#include <linux/etherdevice.h>
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#include <linux/hashtable.h>
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#include <linux/sizes.h>
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#include <rdma/opa_vnic.h>
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#include "opa_vnic_encap.h"
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#define OPA_VNIC_VLAN_PCP(vlan_tci) \
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(((vlan_tci) & VLAN_PRIO_MASK) >> VLAN_PRIO_SHIFT)
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/* Flow to default port redirection table size */
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#define OPA_VNIC_FLOW_TBL_SIZE 32
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/* Invalid port number */
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#define OPA_VNIC_INVALID_PORT 0xff
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struct opa_vnic_adapter;
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/*
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* struct __opa_vesw_info - OPA vnic virtual switch info
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*
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* Same as opa_vesw_info without bitwise attribute.
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*/
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struct __opa_vesw_info {
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u16 fabric_id;
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u16 vesw_id;
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u8 rsvd0[6];
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u16 def_port_mask;
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u8 rsvd1[2];
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u16 pkey;
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u8 rsvd2[4];
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u32 u_mcast_dlid;
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u32 u_ucast_dlid[OPA_VESW_MAX_NUM_DEF_PORT];
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u32 rc;
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u8 rsvd3[56];
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u16 eth_mtu;
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u8 rsvd4[2];
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} __packed;
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/*
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* struct __opa_per_veswport_info - OPA vnic per port info
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*
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* Same as opa_per_veswport_info without bitwise attribute.
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*/
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struct __opa_per_veswport_info {
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u32 port_num;
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u8 eth_link_status;
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u8 rsvd0[3];
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u8 base_mac_addr[ETH_ALEN];
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u8 config_state;
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u8 oper_state;
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u16 max_mac_tbl_ent;
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u16 max_smac_ent;
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u32 mac_tbl_digest;
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u8 rsvd1[4];
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u32 encap_slid;
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u8 pcp_to_sc_uc[OPA_VNIC_MAX_NUM_PCP];
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u8 pcp_to_vl_uc[OPA_VNIC_MAX_NUM_PCP];
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u8 pcp_to_sc_mc[OPA_VNIC_MAX_NUM_PCP];
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u8 pcp_to_vl_mc[OPA_VNIC_MAX_NUM_PCP];
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u8 non_vlan_sc_uc;
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u8 non_vlan_vl_uc;
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u8 non_vlan_sc_mc;
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u8 non_vlan_vl_mc;
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u8 rsvd2[48];
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u16 uc_macs_gen_count;
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u16 mc_macs_gen_count;
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u8 rsvd3[8];
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} __packed;
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/*
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* struct __opa_veswport_info - OPA vnic port info
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*
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* Same as opa_veswport_info without bitwise attribute.
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*/
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struct __opa_veswport_info {
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struct __opa_vesw_info vesw;
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struct __opa_per_veswport_info vport;
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};
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/*
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* struct __opa_veswport_trap - OPA vnic trap info
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*
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* Same as opa_veswport_trap without bitwise attribute.
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*/
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struct __opa_veswport_trap {
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u16 fabric_id;
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u16 veswid;
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u32 veswportnum;
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u16 opaportnum;
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u8 veswportindex;
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u8 opcode;
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u32 reserved;
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} __packed;
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/**
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* struct opa_vnic_ctrl_port - OPA virtual NIC control port
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* @ibdev: pointer to ib device
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* @ops: opa vnic control operations
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* @num_ports: number of opa ports
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*/
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struct opa_vnic_ctrl_port {
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struct ib_device *ibdev;
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struct opa_vnic_ctrl_ops *ops;
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u8 num_ports;
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};
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/**
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* struct opa_vnic_adapter - OPA VNIC netdev private data structure
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* @netdev: pointer to associated netdev
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* @ibdev: ib device
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* @cport: pointer to opa vnic control port
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* @rn_ops: rdma netdev's net_device_ops
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* @port_num: OPA port number
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* @vport_num: vesw port number
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* @lock: adapter lock
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* @info: virtual ethernet switch port information
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* @vema_mac_addr: mac address configured by vema
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* @umac_hash: unicast maclist hash
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* @mmac_hash: multicast maclist hash
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* @mactbl: hash table of MAC entries
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* @mactbl_lock: mac table lock
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* @stats_lock: statistics lock
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* @flow_tbl: flow to default port redirection table
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* @trap_timeout: trap timeout
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* @trap_count: no. of traps allowed within timeout period
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*/
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struct opa_vnic_adapter {
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struct net_device *netdev;
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struct ib_device *ibdev;
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struct opa_vnic_ctrl_port *cport;
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const struct net_device_ops *rn_ops;
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u8 port_num;
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u8 vport_num;
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/* Lock used around concurrent updates to netdev */
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struct mutex lock;
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struct __opa_veswport_info info;
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u8 vema_mac_addr[ETH_ALEN];
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u32 umac_hash;
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u32 mmac_hash;
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struct hlist_head __rcu *mactbl;
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/* Lock used to protect updates to mac table */
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struct mutex mactbl_lock;
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/* Lock used to protect access to vnic counters */
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spinlock_t stats_lock;
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u8 flow_tbl[OPA_VNIC_FLOW_TBL_SIZE];
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unsigned long trap_timeout;
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u8 trap_count;
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};
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/* Same as opa_veswport_mactable_entry, but without bitwise attribute */
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struct __opa_vnic_mactable_entry {
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u8 mac_addr[ETH_ALEN];
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u8 mac_addr_mask[ETH_ALEN];
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u32 dlid_sd;
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} __packed;
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/**
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* struct opa_vnic_mac_tbl_node - OPA VNIC mac table node
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* @hlist: hash list handle
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* @index: index of entry in the mac table
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* @entry: entry in the table
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*/
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struct opa_vnic_mac_tbl_node {
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struct hlist_node hlist;
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u16 index;
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struct __opa_vnic_mactable_entry entry;
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};
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#define v_dbg(format, arg...) \
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netdev_dbg(adapter->netdev, format, ## arg)
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#define v_err(format, arg...) \
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netdev_err(adapter->netdev, format, ## arg)
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#define v_info(format, arg...) \
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netdev_info(adapter->netdev, format, ## arg)
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#define v_warn(format, arg...) \
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netdev_warn(adapter->netdev, format, ## arg)
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#define c_err(format, arg...) \
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dev_err(&cport->ibdev->dev, format, ## arg)
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#define c_info(format, arg...) \
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dev_info(&cport->ibdev->dev, format, ## arg)
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#define c_dbg(format, arg...) \
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dev_dbg(&cport->ibdev->dev, format, ## arg)
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/* The maximum allowed entries in the mac table */
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#define OPA_VNIC_MAC_TBL_MAX_ENTRIES 2048
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/* Limit of smac entries in mac table */
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#define OPA_VNIC_MAX_SMAC_LIMIT 256
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/* The last octet of the MAC address is used as the key to the hash table */
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#define OPA_VNIC_MAC_HASH_IDX 5
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/* The VNIC MAC hash table is of size 2^8 */
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#define OPA_VNIC_MAC_TBL_HASH_BITS 8
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#define OPA_VNIC_MAC_TBL_SIZE BIT(OPA_VNIC_MAC_TBL_HASH_BITS)
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/* VNIC HASH MACROS */
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#define vnic_hash_init(hashtable) __hash_init(hashtable, OPA_VNIC_MAC_TBL_SIZE)
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#define vnic_hash_add(hashtable, node, key) \
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hlist_add_head(node, \
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&hashtable[hash_min(key, ilog2(OPA_VNIC_MAC_TBL_SIZE))])
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#define vnic_hash_for_each_safe(name, bkt, tmp, obj, member) \
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for ((bkt) = 0, obj = NULL; \
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!obj && (bkt) < OPA_VNIC_MAC_TBL_SIZE; (bkt)++) \
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hlist_for_each_entry_safe(obj, tmp, &name[bkt], member)
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#define vnic_hash_for_each_possible(name, obj, member, key) \
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hlist_for_each_entry(obj, \
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&name[hash_min(key, ilog2(OPA_VNIC_MAC_TBL_SIZE))], member)
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#define vnic_hash_for_each(name, bkt, obj, member) \
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for ((bkt) = 0, obj = NULL; \
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!obj && (bkt) < OPA_VNIC_MAC_TBL_SIZE; (bkt)++) \
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hlist_for_each_entry(obj, &name[bkt], member)
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extern char opa_vnic_driver_name[];
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struct opa_vnic_adapter *opa_vnic_add_netdev(struct ib_device *ibdev,
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u8 port_num, u8 vport_num);
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void opa_vnic_rem_netdev(struct opa_vnic_adapter *adapter);
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void opa_vnic_encap_skb(struct opa_vnic_adapter *adapter, struct sk_buff *skb);
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u8 opa_vnic_get_vl(struct opa_vnic_adapter *adapter, struct sk_buff *skb);
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u8 opa_vnic_calc_entropy(struct sk_buff *skb);
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void opa_vnic_process_vema_config(struct opa_vnic_adapter *adapter);
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void opa_vnic_release_mac_tbl(struct opa_vnic_adapter *adapter);
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void opa_vnic_query_mac_tbl(struct opa_vnic_adapter *adapter,
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struct opa_veswport_mactable *tbl);
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int opa_vnic_update_mac_tbl(struct opa_vnic_adapter *adapter,
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struct opa_veswport_mactable *tbl);
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void opa_vnic_query_ucast_macs(struct opa_vnic_adapter *adapter,
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struct opa_veswport_iface_macs *macs);
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void opa_vnic_query_mcast_macs(struct opa_vnic_adapter *adapter,
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struct opa_veswport_iface_macs *macs);
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void opa_vnic_get_summary_counters(struct opa_vnic_adapter *adapter,
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struct opa_veswport_summary_counters *cntrs);
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void opa_vnic_get_error_counters(struct opa_vnic_adapter *adapter,
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struct opa_veswport_error_counters *cntrs);
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void opa_vnic_get_vesw_info(struct opa_vnic_adapter *adapter,
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struct opa_vesw_info *info);
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void opa_vnic_set_vesw_info(struct opa_vnic_adapter *adapter,
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struct opa_vesw_info *info);
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void opa_vnic_get_per_veswport_info(struct opa_vnic_adapter *adapter,
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struct opa_per_veswport_info *info);
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void opa_vnic_set_per_veswport_info(struct opa_vnic_adapter *adapter,
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struct opa_per_veswport_info *info);
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void opa_vnic_vema_report_event(struct opa_vnic_adapter *adapter, u8 event);
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void opa_vnic_set_ethtool_ops(struct net_device *netdev);
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void opa_vnic_vema_send_trap(struct opa_vnic_adapter *adapter,
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struct __opa_veswport_trap *data, u32 lid);
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#endif /* _OPA_VNIC_INTERNAL_H */
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