525 lines
16 KiB
C
525 lines
16 KiB
C
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#ifndef _OPA_VNIC_ENCAP_H
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#define _OPA_VNIC_ENCAP_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 all OPA VNIC declaration required for encapsulation
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* and decapsulation of Ethernet packets
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*/
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#include <linux/types.h>
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#include <rdma/ib_mad.h>
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/* EMA class version */
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#define OPA_EMA_CLASS_VERSION 0x80
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/*
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* Define the Intel vendor management class for OPA
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* ETHERNET MANAGEMENT
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*/
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#define OPA_MGMT_CLASS_INTEL_EMA 0x34
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/* EM attribute IDs */
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#define OPA_EM_ATTR_CLASS_PORT_INFO 0x0001
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#define OPA_EM_ATTR_VESWPORT_INFO 0x0011
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#define OPA_EM_ATTR_VESWPORT_MAC_ENTRIES 0x0012
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#define OPA_EM_ATTR_IFACE_UCAST_MACS 0x0013
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#define OPA_EM_ATTR_IFACE_MCAST_MACS 0x0014
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#define OPA_EM_ATTR_DELETE_VESW 0x0015
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#define OPA_EM_ATTR_VESWPORT_SUMMARY_COUNTERS 0x0020
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#define OPA_EM_ATTR_VESWPORT_ERROR_COUNTERS 0x0022
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/* VNIC configured and operational state values */
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#define OPA_VNIC_STATE_DROP_ALL 0x1
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#define OPA_VNIC_STATE_FORWARDING 0x3
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#define OPA_VESW_MAX_NUM_DEF_PORT 16
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#define OPA_VNIC_MAX_NUM_PCP 8
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#define OPA_VNIC_EMA_DATA (OPA_MGMT_MAD_SIZE - IB_MGMT_VENDOR_HDR)
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/* Defines for vendor specific notice(trap) attributes */
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#define OPA_INTEL_EMA_NOTICE_TYPE_INFO 0x04
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/* INTEL OUI */
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#define INTEL_OUI_1 0x00
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#define INTEL_OUI_2 0x06
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#define INTEL_OUI_3 0x6a
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/* Trap opcodes sent from VNIC */
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#define OPA_VESWPORT_TRAP_IFACE_UCAST_MAC_CHANGE 0x1
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#define OPA_VESWPORT_TRAP_IFACE_MCAST_MAC_CHANGE 0x2
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#define OPA_VESWPORT_TRAP_ETH_LINK_STATUS_CHANGE 0x3
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#define OPA_VNIC_DLID_SD_IS_SRC_MAC(dlid_sd) (!!((dlid_sd) & 0x20))
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#define OPA_VNIC_DLID_SD_GET_DLID(dlid_sd) ((dlid_sd) >> 8)
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/* VNIC Ethernet link status */
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#define OPA_VNIC_ETH_LINK_UP 1
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#define OPA_VNIC_ETH_LINK_DOWN 2
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/* routing control */
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#define OPA_VNIC_ENCAP_RC_DEFAULT 0
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#define OPA_VNIC_ENCAP_RC_IPV4 4
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#define OPA_VNIC_ENCAP_RC_IPV4_UDP 8
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#define OPA_VNIC_ENCAP_RC_IPV4_TCP 12
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#define OPA_VNIC_ENCAP_RC_IPV6 16
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#define OPA_VNIC_ENCAP_RC_IPV6_TCP 20
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#define OPA_VNIC_ENCAP_RC_IPV6_UDP 24
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#define OPA_VNIC_ENCAP_RC_EXT(w, b) (((w) >> OPA_VNIC_ENCAP_RC_ ## b) & 0x7)
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/**
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* struct opa_vesw_info - OPA vnic switch information
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* @fabric_id: 10-bit fabric id
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* @vesw_id: 12-bit virtual ethernet switch id
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* @rsvd0: reserved bytes
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* @def_port_mask: bitmask of default ports
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* @rsvd1: reserved bytes
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* @pkey: partition key
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* @rsvd2: reserved bytes
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* @u_mcast_dlid: unknown multicast dlid
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* @u_ucast_dlid: array of unknown unicast dlids
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* @rsvd3: reserved bytes
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* @rc: routing control
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* @eth_mtu: Ethernet MTU
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* @rsvd4: reserved bytes
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*/
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struct opa_vesw_info {
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__be16 fabric_id;
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__be16 vesw_id;
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u8 rsvd0[6];
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__be16 def_port_mask;
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u8 rsvd1[2];
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__be16 pkey;
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u8 rsvd2[4];
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__be32 u_mcast_dlid;
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__be32 u_ucast_dlid[OPA_VESW_MAX_NUM_DEF_PORT];
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__be32 rc;
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u8 rsvd3[56];
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__be16 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 information
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* @port_num: port number
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* @eth_link_status: current ethernet link state
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* @rsvd0: reserved bytes
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* @base_mac_addr: base mac address
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* @config_state: configured port state
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* @oper_state: operational port state
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* @max_mac_tbl_ent: max number of mac table entries
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* @max_smac_ent: max smac entries in mac table
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* @mac_tbl_digest: mac table digest
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* @rsvd1: reserved bytes
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* @encap_slid: base slid for the port
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* @pcp_to_sc_uc: sc by pcp index for unicast ethernet packets
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* @pcp_to_vl_uc: vl by pcp index for unicast ethernet packets
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* @pcp_to_sc_mc: sc by pcp index for multicast ethernet packets
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* @pcp_to_vl_mc: vl by pcp index for multicast ethernet packets
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* @non_vlan_sc_uc: sc for non-vlan unicast ethernet packets
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* @non_vlan_vl_uc: vl for non-vlan unicast ethernet packets
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* @non_vlan_sc_mc: sc for non-vlan multicast ethernet packets
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* @non_vlan_vl_mc: vl for non-vlan multicast ethernet packets
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* @rsvd2: reserved bytes
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* @uc_macs_gen_count: generation count for unicast macs list
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* @mc_macs_gen_count: generation count for multicast macs list
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* @rsvd3: reserved bytes
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*/
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struct opa_per_veswport_info {
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__be32 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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__be16 max_mac_tbl_ent;
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__be16 max_smac_ent;
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__be32 mac_tbl_digest;
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u8 rsvd1[4];
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__be32 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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__be16 uc_macs_gen_count;
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__be16 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 information
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* @vesw: OPA vnic switch information
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* @vport: OPA vnic per port information
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*
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* On host, each of the virtual ethernet ports belongs
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* to a different virtual ethernet switches.
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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_mactable_entry - single entry in the forwarding table
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* @mac_addr: MAC address
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* @mac_addr_mask: MAC address bit mask
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* @dlid_sd: Matching DLID and side data
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*
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* On the host each virtual ethernet port will have
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* a forwarding table. These tables are used to
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* map a MAC to a LID and other data. For more
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* details see struct opa_veswport_mactable_entries.
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* This is the structure of a single mactable entry
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*/
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struct opa_veswport_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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__be32 dlid_sd;
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} __packed;
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/**
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* struct opa_veswport_mactable - Forwarding table array
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* @offset: mac table starting offset
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* @num_entries: Number of entries to get or set
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* @mac_tbl_digest: mac table digest
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* @tbl_entries: Array of table entries
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*
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* The EM sends down this structure in a MAD indicating
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* the starting offset in the forwarding table that this
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* entry is to be loaded into and the number of entries
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* that that this MAD instance contains
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* The mac_tbl_digest has been added to this MAD structure. It will be set by
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* the EM and it will be used by the EM to check if there are any
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* discrepancies with this value and the value
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* maintained by the EM in the case of VNIC port being deleted or unloaded
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* A new instantiation of a VNIC will always have a value of zero.
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* This value is stored as part of the vnic adapter structure and will be
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* accessed by the GET and SET routines for both the mactable entries and the
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* veswport info.
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*/
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struct opa_veswport_mactable {
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__be16 offset;
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__be16 num_entries;
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__be32 mac_tbl_digest;
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struct opa_veswport_mactable_entry tbl_entries[];
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} __packed;
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/**
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* struct opa_veswport_summary_counters - summary counters
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* @vp_instance: vport instance on the OPA port
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* @vesw_id: virtual ethernet switch id
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* @veswport_num: virtual ethernet switch port number
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* @tx_errors: transmit errors
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* @rx_errors: receive errors
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* @tx_packets: transmit packets
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* @rx_packets: receive packets
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* @tx_bytes: transmit bytes
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* @rx_bytes: receive bytes
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* @tx_unicast: unicast packets transmitted
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* @tx_mcastbcast: multicast/broadcast packets transmitted
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* @tx_untagged: non-vlan packets transmitted
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* @tx_vlan: vlan packets transmitted
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* @tx_64_size: transmit packet length is 64 bytes
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* @tx_65_127: transmit packet length is >=65 and < 127 bytes
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* @tx_128_255: transmit packet length is >=128 and < 255 bytes
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* @tx_256_511: transmit packet length is >=256 and < 511 bytes
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* @tx_512_1023: transmit packet length is >=512 and < 1023 bytes
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* @tx_1024_1518: transmit packet length is >=1024 and < 1518 bytes
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* @tx_1519_max: transmit packet length >= 1519 bytes
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* @rx_unicast: unicast packets received
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* @rx_mcastbcast: multicast/broadcast packets received
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* @rx_untagged: non-vlan packets received
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* @rx_vlan: vlan packets received
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* @rx_64_size: received packet length is 64 bytes
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* @rx_65_127: received packet length is >=65 and < 127 bytes
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* @rx_128_255: received packet length is >=128 and < 255 bytes
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* @rx_256_511: received packet length is >=256 and < 511 bytes
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* @rx_512_1023: received packet length is >=512 and < 1023 bytes
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* @rx_1024_1518: received packet length is >=1024 and < 1518 bytes
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* @rx_1519_max: received packet length >= 1519 bytes
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* @reserved: reserved bytes
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*
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* All the above are counters of corresponding conditions.
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*/
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struct opa_veswport_summary_counters {
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__be16 vp_instance;
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__be16 vesw_id;
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__be32 veswport_num;
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__be64 tx_errors;
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__be64 rx_errors;
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__be64 tx_packets;
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__be64 rx_packets;
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__be64 tx_bytes;
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__be64 rx_bytes;
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__be64 tx_unicast;
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__be64 tx_mcastbcast;
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__be64 tx_untagged;
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__be64 tx_vlan;
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__be64 tx_64_size;
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__be64 tx_65_127;
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__be64 tx_128_255;
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__be64 tx_256_511;
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__be64 tx_512_1023;
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__be64 tx_1024_1518;
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__be64 tx_1519_max;
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__be64 rx_unicast;
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__be64 rx_mcastbcast;
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__be64 rx_untagged;
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|
|
__be64 rx_vlan;
|
||
|
|
|
||
|
|
__be64 rx_64_size;
|
||
|
|
__be64 rx_65_127;
|
||
|
|
__be64 rx_128_255;
|
||
|
|
__be64 rx_256_511;
|
||
|
|
__be64 rx_512_1023;
|
||
|
|
__be64 rx_1024_1518;
|
||
|
|
__be64 rx_1519_max;
|
||
|
|
|
||
|
|
__be64 reserved[16];
|
||
|
|
} __packed;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* struct opa_veswport_error_counters - error counters
|
||
|
|
* @vp_instance: vport instance on the OPA port
|
||
|
|
* @vesw_id: virtual ethernet switch id
|
||
|
|
* @veswport_num: virtual ethernet switch port number
|
||
|
|
* @tx_errors: transmit errors
|
||
|
|
* @rx_errors: receive errors
|
||
|
|
* @rsvd0: reserved bytes
|
||
|
|
* @tx_smac_filt: smac filter errors
|
||
|
|
* @rsvd1: reserved bytes
|
||
|
|
* @rsvd2: reserved bytes
|
||
|
|
* @rsvd3: reserved bytes
|
||
|
|
* @tx_dlid_zero: transmit packets with invalid dlid
|
||
|
|
* @rsvd4: reserved bytes
|
||
|
|
* @tx_logic: other transmit errors
|
||
|
|
* @rsvd5: reserved bytes
|
||
|
|
* @tx_drop_state: packet tansmission in non-forward port state
|
||
|
|
* @rx_bad_veswid: received packet with invalid vesw id
|
||
|
|
* @rsvd6: reserved bytes
|
||
|
|
* @rx_runt: received ethernet packet with length < 64 bytes
|
||
|
|
* @rx_oversize: received ethernet packet with length > MTU size
|
||
|
|
* @rsvd7: reserved bytes
|
||
|
|
* @rx_eth_down: received packets when interface is down
|
||
|
|
* @rx_drop_state: received packets in non-forwarding port state
|
||
|
|
* @rx_logic: other receive errors
|
||
|
|
* @rsvd8: reserved bytes
|
||
|
|
* @rsvd9: reserved bytes
|
||
|
|
*
|
||
|
|
* All the above are counters of corresponding error conditions.
|
||
|
|
*/
|
||
|
|
struct opa_veswport_error_counters {
|
||
|
|
__be16 vp_instance;
|
||
|
|
__be16 vesw_id;
|
||
|
|
__be32 veswport_num;
|
||
|
|
|
||
|
|
__be64 tx_errors;
|
||
|
|
__be64 rx_errors;
|
||
|
|
|
||
|
|
__be64 rsvd0;
|
||
|
|
__be64 tx_smac_filt;
|
||
|
|
__be64 rsvd1;
|
||
|
|
__be64 rsvd2;
|
||
|
|
__be64 rsvd3;
|
||
|
|
__be64 tx_dlid_zero;
|
||
|
|
__be64 rsvd4;
|
||
|
|
__be64 tx_logic;
|
||
|
|
__be64 rsvd5;
|
||
|
|
__be64 tx_drop_state;
|
||
|
|
|
||
|
|
__be64 rx_bad_veswid;
|
||
|
|
__be64 rsvd6;
|
||
|
|
__be64 rx_runt;
|
||
|
|
__be64 rx_oversize;
|
||
|
|
__be64 rsvd7;
|
||
|
|
__be64 rx_eth_down;
|
||
|
|
__be64 rx_drop_state;
|
||
|
|
__be64 rx_logic;
|
||
|
|
__be64 rsvd8;
|
||
|
|
|
||
|
|
__be64 rsvd9[16];
|
||
|
|
} __packed;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* struct opa_veswport_trap - Trap message sent to EM by VNIC
|
||
|
|
* @fabric_id: 10 bit fabric id
|
||
|
|
* @veswid: 12 bit virtual ethernet switch id
|
||
|
|
* @veswportnum: logical port number on the Virtual switch
|
||
|
|
* @opaportnum: physical port num (redundant on host)
|
||
|
|
* @veswportindex: switch port index on opa port 0 based
|
||
|
|
* @opcode: operation
|
||
|
|
* @reserved: 32 bit for alignment
|
||
|
|
*
|
||
|
|
* The VNIC will send trap messages to the Ethernet manager to
|
||
|
|
* inform it about changes to the VNIC config, behaviour etc.
|
||
|
|
* This is the format of the trap payload.
|
||
|
|
*/
|
||
|
|
struct opa_veswport_trap {
|
||
|
|
__be16 fabric_id;
|
||
|
|
__be16 veswid;
|
||
|
|
__be32 veswportnum;
|
||
|
|
__be16 opaportnum;
|
||
|
|
u8 veswportindex;
|
||
|
|
u8 opcode;
|
||
|
|
__be32 reserved;
|
||
|
|
} __packed;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* struct opa_vnic_iface_mac_entry - single entry in the mac list
|
||
|
|
* @mac_addr: MAC address
|
||
|
|
*/
|
||
|
|
struct opa_vnic_iface_mac_entry {
|
||
|
|
u8 mac_addr[ETH_ALEN];
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* struct opa_veswport_iface_macs - Msg to set globally administered MAC
|
||
|
|
* @start_idx: position of first entry (0 based)
|
||
|
|
* @num_macs_in_msg: number of MACs in this message
|
||
|
|
* @tot_macs_in_lst: The total number of MACs the agent has
|
||
|
|
* @gen_count: gen_count to indicate change
|
||
|
|
* @entry: The mac list entry
|
||
|
|
*
|
||
|
|
* Same attribute IDS and attribute modifiers as in locally administered
|
||
|
|
* addresses used to set globally administered addresses
|
||
|
|
*/
|
||
|
|
struct opa_veswport_iface_macs {
|
||
|
|
__be16 start_idx;
|
||
|
|
__be16 num_macs_in_msg;
|
||
|
|
__be16 tot_macs_in_lst;
|
||
|
|
__be16 gen_count;
|
||
|
|
struct opa_vnic_iface_mac_entry entry[];
|
||
|
|
} __packed;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* struct opa_vnic_vema_mad - Generic VEMA MAD
|
||
|
|
* @mad_hdr: Generic MAD header
|
||
|
|
* @rmpp_hdr: RMPP header for vendor specific MADs
|
||
|
|
* @reserved: reserved bytes
|
||
|
|
* @oui: Unique org identifier
|
||
|
|
* @data: MAD data
|
||
|
|
*/
|
||
|
|
struct opa_vnic_vema_mad {
|
||
|
|
struct ib_mad_hdr mad_hdr;
|
||
|
|
struct ib_rmpp_hdr rmpp_hdr;
|
||
|
|
u8 reserved;
|
||
|
|
u8 oui[3];
|
||
|
|
u8 data[OPA_VNIC_EMA_DATA];
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* struct opa_vnic_notice_attr - Generic Notice MAD
|
||
|
|
* @gen_type: Generic/Specific bit and type of notice
|
||
|
|
* @oui_1: Vendor ID byte 1
|
||
|
|
* @oui_2: Vendor ID byte 2
|
||
|
|
* @oui_3: Vendor ID byte 3
|
||
|
|
* @trap_num: Trap number
|
||
|
|
* @toggle_count: Notice toggle bit and count value
|
||
|
|
* @issuer_lid: Trap issuer's lid
|
||
|
|
* @reserved: reserved bytes
|
||
|
|
* @issuer_gid: Issuer GID (only if Report method)
|
||
|
|
* @raw_data: Trap message body
|
||
|
|
*/
|
||
|
|
struct opa_vnic_notice_attr {
|
||
|
|
u8 gen_type;
|
||
|
|
u8 oui_1;
|
||
|
|
u8 oui_2;
|
||
|
|
u8 oui_3;
|
||
|
|
__be16 trap_num;
|
||
|
|
__be16 toggle_count;
|
||
|
|
__be32 issuer_lid;
|
||
|
|
__be32 reserved;
|
||
|
|
u8 issuer_gid[16];
|
||
|
|
u8 raw_data[64];
|
||
|
|
} __packed;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* struct opa_vnic_vema_mad_trap - Generic VEMA MAD Trap
|
||
|
|
* @mad_hdr: Generic MAD header
|
||
|
|
* @rmpp_hdr: RMPP header for vendor specific MADs
|
||
|
|
* @reserved: reserved bytes
|
||
|
|
* @oui: Unique org identifier
|
||
|
|
* @notice: Notice structure
|
||
|
|
*/
|
||
|
|
struct opa_vnic_vema_mad_trap {
|
||
|
|
struct ib_mad_hdr mad_hdr;
|
||
|
|
struct ib_rmpp_hdr rmpp_hdr;
|
||
|
|
u8 reserved;
|
||
|
|
u8 oui[3];
|
||
|
|
struct opa_vnic_notice_attr notice;
|
||
|
|
};
|
||
|
|
|
||
|
|
#endif /* _OPA_VNIC_ENCAP_H */
|