| #ifndef _OPA_VNIC_ENCAP_H |
| #define _OPA_VNIC_ENCAP_H |
| /* |
| * Copyright(c) 2017 Intel Corporation. |
| * |
| * This file is provided under a dual BSD/GPLv2 license. When using or |
| * redistributing this file, you may do so under either license. |
| * |
| * GPL LICENSE SUMMARY |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of version 2 of the GNU General Public License as |
| * published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope that it will be useful, but |
| * WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * General Public License for more details. |
| * |
| * BSD LICENSE |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * - Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * - Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * - Neither the name of Intel Corporation nor the names of its |
| * contributors may be used to endorse or promote products derived |
| * from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| */ |
| |
| /* |
| * This file contains all OPA VNIC declaration required for encapsulation |
| * and decapsulation of Ethernet packets |
| */ |
| |
| #include <linux/types.h> |
| #include <rdma/ib_mad.h> |
| |
| /* EMA class version */ |
| #define OPA_EMA_CLASS_VERSION 0x80 |
| |
| /* |
| * Define the Intel vendor management class for OPA |
| * ETHERNET MANAGEMENT |
| */ |
| #define OPA_MGMT_CLASS_INTEL_EMA 0x34 |
| |
| /* EM attribute IDs */ |
| #define OPA_EM_ATTR_CLASS_PORT_INFO 0x0001 |
| #define OPA_EM_ATTR_VESWPORT_INFO 0x0011 |
| #define OPA_EM_ATTR_VESWPORT_MAC_ENTRIES 0x0012 |
| #define OPA_EM_ATTR_IFACE_UCAST_MACS 0x0013 |
| #define OPA_EM_ATTR_IFACE_MCAST_MACS 0x0014 |
| #define OPA_EM_ATTR_DELETE_VESW 0x0015 |
| #define OPA_EM_ATTR_VESWPORT_SUMMARY_COUNTERS 0x0020 |
| #define OPA_EM_ATTR_VESWPORT_ERROR_COUNTERS 0x0022 |
| |
| /* VNIC configured and operational state values */ |
| #define OPA_VNIC_STATE_DROP_ALL 0x1 |
| #define OPA_VNIC_STATE_FORWARDING 0x3 |
| |
| #define OPA_VESW_MAX_NUM_DEF_PORT 16 |
| #define OPA_VNIC_MAX_NUM_PCP 8 |
| |
| #define OPA_VNIC_EMA_DATA (OPA_MGMT_MAD_SIZE - IB_MGMT_VENDOR_HDR) |
| |
| /* Defines for vendor specific notice(trap) attributes */ |
| #define OPA_INTEL_EMA_NOTICE_TYPE_INFO 0x04 |
| |
| /* INTEL OUI */ |
| #define INTEL_OUI_1 0x00 |
| #define INTEL_OUI_2 0x06 |
| #define INTEL_OUI_3 0x6a |
| |
| /* Trap opcodes sent from VNIC */ |
| #define OPA_VESWPORT_TRAP_IFACE_UCAST_MAC_CHANGE 0x1 |
| #define OPA_VESWPORT_TRAP_IFACE_MCAST_MAC_CHANGE 0x2 |
| #define OPA_VESWPORT_TRAP_ETH_LINK_STATUS_CHANGE 0x3 |
| |
| #define OPA_VNIC_DLID_SD_IS_SRC_MAC(dlid_sd) (!!((dlid_sd) & 0x20)) |
| #define OPA_VNIC_DLID_SD_GET_DLID(dlid_sd) ((dlid_sd) >> 8) |
| |
| /* VNIC Ethernet link status */ |
| #define OPA_VNIC_ETH_LINK_UP 1 |
| #define OPA_VNIC_ETH_LINK_DOWN 2 |
| |
| /** |
| * struct opa_vesw_info - OPA vnic switch information |
| * @fabric_id: 10-bit fabric id |
| * @vesw_id: 12-bit virtual ethernet switch id |
| * @def_port_mask: bitmask of default ports |
| * @pkey: partition key |
| * @u_mcast_dlid: unknown multicast dlid |
| * @u_ucast_dlid: array of unknown unicast dlids |
| * @eth_mtu: MTUs for each vlan PCP |
| * @eth_mtu_non_vlan: MTU for non vlan packets |
| */ |
| struct opa_vesw_info { |
| __be16 fabric_id; |
| __be16 vesw_id; |
| |
| u8 rsvd0[6]; |
| __be16 def_port_mask; |
| |
| u8 rsvd1[2]; |
| __be16 pkey; |
| |
| u8 rsvd2[4]; |
| __be32 u_mcast_dlid; |
| __be32 u_ucast_dlid[OPA_VESW_MAX_NUM_DEF_PORT]; |
| |
| u8 rsvd3[44]; |
| __be16 eth_mtu[OPA_VNIC_MAX_NUM_PCP]; |
| __be16 eth_mtu_non_vlan; |
| u8 rsvd4[2]; |
| } __packed; |
| |
| /** |
| * struct opa_per_veswport_info - OPA vnic per port information |
| * @port_num: port number |
| * @eth_link_status: current ethernet link state |
| * @base_mac_addr: base mac address |
| * @config_state: configured port state |
| * @oper_state: operational port state |
| * @max_mac_tbl_ent: max number of mac table entries |
| * @max_smac_ent: max smac entries in mac table |
| * @mac_tbl_digest: mac table digest |
| * @encap_slid: base slid for the port |
| * @pcp_to_sc_uc: sc by pcp index for unicast ethernet packets |
| * @pcp_to_vl_uc: vl by pcp index for unicast ethernet packets |
| * @pcp_to_sc_mc: sc by pcp index for multicast ethernet packets |
| * @pcp_to_vl_mc: vl by pcp index for multicast ethernet packets |
| * @non_vlan_sc_uc: sc for non-vlan unicast ethernet packets |
| * @non_vlan_vl_uc: vl for non-vlan unicast ethernet packets |
| * @non_vlan_sc_mc: sc for non-vlan multicast ethernet packets |
| * @non_vlan_vl_mc: vl for non-vlan multicast ethernet packets |
| * @uc_macs_gen_count: generation count for unicast macs list |
| * @mc_macs_gen_count: generation count for multicast macs list |
| */ |
| struct opa_per_veswport_info { |
| __be32 port_num; |
| |
| u8 eth_link_status; |
| u8 rsvd0[3]; |
| |
| u8 base_mac_addr[ETH_ALEN]; |
| u8 config_state; |
| u8 oper_state; |
| |
| __be16 max_mac_tbl_ent; |
| __be16 max_smac_ent; |
| __be32 mac_tbl_digest; |
| u8 rsvd1[4]; |
| |
| __be32 encap_slid; |
| |
| u8 pcp_to_sc_uc[OPA_VNIC_MAX_NUM_PCP]; |
| u8 pcp_to_vl_uc[OPA_VNIC_MAX_NUM_PCP]; |
| u8 pcp_to_sc_mc[OPA_VNIC_MAX_NUM_PCP]; |
| u8 pcp_to_vl_mc[OPA_VNIC_MAX_NUM_PCP]; |
| |
| u8 non_vlan_sc_uc; |
| u8 non_vlan_vl_uc; |
| u8 non_vlan_sc_mc; |
| u8 non_vlan_vl_mc; |
| |
| u8 rsvd2[48]; |
| |
| __be16 uc_macs_gen_count; |
| __be16 mc_macs_gen_count; |
| |
| u8 rsvd3[8]; |
| } __packed; |
| |
| /** |
| * struct opa_veswport_info - OPA vnic port information |
| * @vesw: OPA vnic switch information |
| * @vport: OPA vnic per port information |
| * |
| * On host, each of the virtual ethernet ports belongs |
| * to a different virtual ethernet switches. |
| */ |
| struct opa_veswport_info { |
| struct opa_vesw_info vesw; |
| struct opa_per_veswport_info vport; |
| }; |
| |
| /** |
| * struct opa_veswport_mactable_entry - single entry in the forwarding table |
| * @mac_addr: MAC address |
| * @mac_addr_mask: MAC address bit mask |
| * @dlid_sd: Matching DLID and side data |
| * |
| * On the host each virtual ethernet port will have |
| * a forwarding table. These tables are used to |
| * map a MAC to a LID and other data. For more |
| * details see struct opa_veswport_mactable_entries. |
| * This is the structure of a single mactable entry |
| */ |
| struct opa_veswport_mactable_entry { |
| u8 mac_addr[ETH_ALEN]; |
| u8 mac_addr_mask[ETH_ALEN]; |
| __be32 dlid_sd; |
| } __packed; |
| |
| /** |
| * struct opa_veswport_mactable - Forwarding table array |
| * @offset: mac table starting offset |
| * @num_entries: Number of entries to get or set |
| * @mac_tbl_digest: mac table digest |
| * @tbl_entries[]: Array of table entries |
| * |
| * The EM sends down this structure in a MAD indicating |
| * the starting offset in the forwarding table that this |
| * entry is to be loaded into and the number of entries |
| * that that this MAD instance contains |
| * The mac_tbl_digest has been added to this MAD structure. It will be set by |
| * the EM and it will be used by the EM to check if there are any |
| * discrepancies with this value and the value |
| * maintained by the EM in the case of VNIC port being deleted or unloaded |
| * A new instantiation of a VNIC will always have a value of zero. |
| * This value is stored as part of the vnic adapter structure and will be |
| * accessed by the GET and SET routines for both the mactable entries and the |
| * veswport info. |
| */ |
| struct opa_veswport_mactable { |
| __be16 offset; |
| __be16 num_entries; |
| __be32 mac_tbl_digest; |
| struct opa_veswport_mactable_entry tbl_entries[0]; |
| } __packed; |
| |
| /** |
| * struct opa_veswport_summary_counters - summary 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 |
| * @tx_packets: transmit packets |
| * @rx_packets: receive packets |
| * @tx_bytes: transmit bytes |
| * @rx_bytes: receive bytes |
| * @tx_unicast: unicast packets transmitted |
| * @tx_mcastbcast: multicast/broadcast packets transmitted |
| * @tx_untagged: non-vlan packets transmitted |
| * @tx_vlan: vlan packets transmitted |
| * @tx_64_size: transmit packet length is 64 bytes |
| * @tx_65_127: transmit packet length is >=65 and < 127 bytes |
| * @tx_128_255: transmit packet length is >=128 and < 255 bytes |
| * @tx_256_511: transmit packet length is >=256 and < 511 bytes |
| * @tx_512_1023: transmit packet length is >=512 and < 1023 bytes |
| * @tx_1024_1518: transmit packet length is >=1024 and < 1518 bytes |
| * @tx_1519_max: transmit packet length >= 1519 bytes |
| * @rx_unicast: unicast packets received |
| * @rx_mcastbcast: multicast/broadcast packets received |
| * @rx_untagged: non-vlan packets received |
| * @rx_vlan: vlan packets received |
| * @rx_64_size: received packet length is 64 bytes |
| * @rx_65_127: received packet length is >=65 and < 127 bytes |
| * @rx_128_255: received packet length is >=128 and < 255 bytes |
| * @rx_256_511: received packet length is >=256 and < 511 bytes |
| * @rx_512_1023: received packet length is >=512 and < 1023 bytes |
| * @rx_1024_1518: received packet length is >=1024 and < 1518 bytes |
| * @rx_1519_max: received packet length >= 1519 bytes |
| * |
| * All the above are counters of corresponding conditions. |
| */ |
| struct opa_veswport_summary_counters { |
| __be16 vp_instance; |
| __be16 vesw_id; |
| __be32 veswport_num; |
| |
| __be64 tx_errors; |
| __be64 rx_errors; |
| __be64 tx_packets; |
| __be64 rx_packets; |
| __be64 tx_bytes; |
| __be64 rx_bytes; |
| |
| __be64 tx_unicast; |
| __be64 tx_mcastbcast; |
| |
| __be64 tx_untagged; |
| __be64 tx_vlan; |
| |
| __be64 tx_64_size; |
| __be64 tx_65_127; |
| __be64 tx_128_255; |
| __be64 tx_256_511; |
| __be64 tx_512_1023; |
| __be64 tx_1024_1518; |
| __be64 tx_1519_max; |
| |
| __be64 rx_unicast; |
| __be64 rx_mcastbcast; |
| |
| __be64 rx_untagged; |
| __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 |
| * @tx_smac_filt: smac filter errors |
| * @tx_dlid_zero: transmit packets with invalid dlid |
| * @tx_logic: other transmit errors |
| * @tx_drop_state: packet tansmission in non-forward port state |
| * @rx_bad_veswid: received packet with invalid vesw id |
| * @rx_runt: received ethernet packet with length < 64 bytes |
| * @rx_oversize: received ethernet packet with length > MTU size |
| * @rx_eth_down: received packets when interface is down |
| * @rx_drop_state: received packets in non-forwarding port state |
| * @rx_logic: other receive errors |
| * |
| * All the above are counters of corresponding erorr 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_macs_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[0]; |
| } __packed; |
| |
| /** |
| * struct opa_vnic_vema_mad - Generic VEMA MAD |
| * @mad_hdr: Generic MAD header |
| * @rmpp_hdr: RMPP header for vendor specific MADs |
| * @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 |
| * @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 |
| * @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 */ |
