770 lines
25 KiB
C
770 lines
25 KiB
C
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
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/*
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* Copyright (c) 2008-2011, Intel Corporation.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc., 59 Temple
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* Place - Suite 330, Boston, MA 02111-1307 USA.
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*
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* Author: Lucy Liu <lucy.liu@intel.com>
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*/
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#ifndef __LINUX_DCBNL_H__
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#define __LINUX_DCBNL_H__
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#include <linux/types.h>
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/* IEEE 802.1Qaz std supported values */
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#define IEEE_8021QAZ_MAX_TCS 8
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#define IEEE_8021QAZ_TSA_STRICT 0
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#define IEEE_8021QAZ_TSA_CB_SHAPER 1
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#define IEEE_8021QAZ_TSA_ETS 2
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#define IEEE_8021QAZ_TSA_VENDOR 255
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/* This structure contains the IEEE 802.1Qaz ETS managed object
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*
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* @willing: willing bit in ETS configuration TLV
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* @ets_cap: indicates supported capacity of ets feature
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* @cbs: credit based shaper ets algorithm supported
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* @tc_tx_bw: tc tx bandwidth indexed by traffic class
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* @tc_rx_bw: tc rx bandwidth indexed by traffic class
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* @tc_tsa: TSA Assignment table, indexed by traffic class
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* @prio_tc: priority assignment table mapping 8021Qp to traffic class
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* @tc_reco_bw: recommended tc bandwidth indexed by traffic class for TLV
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* @tc_reco_tsa: recommended tc bandwidth indexed by traffic class for TLV
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* @reco_prio_tc: recommended tc tx bandwidth indexed by traffic class for TLV
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*
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* Recommended values are used to set fields in the ETS recommendation TLV
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* with hardware offloaded LLDP.
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*
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* ----
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* TSA Assignment 8 bit identifiers
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* 0 strict priority
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* 1 credit-based shaper
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* 2 enhanced transmission selection
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* 3-254 reserved
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* 255 vendor specific
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*/
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struct ieee_ets {
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__u8 willing;
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__u8 ets_cap;
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__u8 cbs;
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__u8 tc_tx_bw[IEEE_8021QAZ_MAX_TCS];
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__u8 tc_rx_bw[IEEE_8021QAZ_MAX_TCS];
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__u8 tc_tsa[IEEE_8021QAZ_MAX_TCS];
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__u8 prio_tc[IEEE_8021QAZ_MAX_TCS];
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__u8 tc_reco_bw[IEEE_8021QAZ_MAX_TCS];
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__u8 tc_reco_tsa[IEEE_8021QAZ_MAX_TCS];
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__u8 reco_prio_tc[IEEE_8021QAZ_MAX_TCS];
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};
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/* This structure contains rate limit extension to the IEEE 802.1Qaz ETS
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* managed object.
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* Values are 64 bits long and specified in Kbps to enable usage over both
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* slow and very fast networks.
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*
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* @tc_maxrate: maximal tc tx bandwidth indexed by traffic class
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*/
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struct ieee_maxrate {
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__u64 tc_maxrate[IEEE_8021QAZ_MAX_TCS];
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};
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enum dcbnl_cndd_states {
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DCB_CNDD_RESET = 0,
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DCB_CNDD_EDGE,
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DCB_CNDD_INTERIOR,
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DCB_CNDD_INTERIOR_READY,
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};
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/* This structure contains the IEEE 802.1Qau QCN managed object.
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*
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*@rpg_enable: enable QCN RP
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*@rppp_max_rps: maximum number of RPs allowed for this CNPV on this port
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*@rpg_time_reset: time between rate increases if no CNMs received.
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* given in u-seconds
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*@rpg_byte_reset: transmitted data between rate increases if no CNMs received.
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* given in Bytes
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*@rpg_threshold: The number of times rpByteStage or rpTimeStage can count
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* before RP rate control state machine advances states
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*@rpg_max_rate: the maxinun rate, in Mbits per second,
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* at which an RP can transmit
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*@rpg_ai_rate: The rate, in Mbits per second,
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* used to increase rpTargetRate in the RPR_ACTIVE_INCREASE
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*@rpg_hai_rate: The rate, in Mbits per second,
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* used to increase rpTargetRate in the RPR_HYPER_INCREASE state
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*@rpg_gd: Upon CNM receive, flow rate is limited to (Fb/Gd)*CurrentRate.
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* rpgGd is given as log2(Gd), where Gd may only be powers of 2
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*@rpg_min_dec_fac: The minimum factor by which the current transmit rate
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* can be changed by reception of a CNM.
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* value is given as percentage (1-100)
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*@rpg_min_rate: The minimum value, in bits per second, for rate to limit
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*@cndd_state_machine: The state of the congestion notification domain
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* defense state machine, as defined by IEEE 802.3Qau
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* section 32.1.1. In the interior ready state,
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* the QCN capable hardware may add CN-TAG TLV to the
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* outgoing traffic, to specifically identify outgoing
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* flows.
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*/
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struct ieee_qcn {
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__u8 rpg_enable[IEEE_8021QAZ_MAX_TCS];
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__u32 rppp_max_rps[IEEE_8021QAZ_MAX_TCS];
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__u32 rpg_time_reset[IEEE_8021QAZ_MAX_TCS];
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__u32 rpg_byte_reset[IEEE_8021QAZ_MAX_TCS];
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__u32 rpg_threshold[IEEE_8021QAZ_MAX_TCS];
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__u32 rpg_max_rate[IEEE_8021QAZ_MAX_TCS];
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__u32 rpg_ai_rate[IEEE_8021QAZ_MAX_TCS];
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__u32 rpg_hai_rate[IEEE_8021QAZ_MAX_TCS];
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__u32 rpg_gd[IEEE_8021QAZ_MAX_TCS];
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__u32 rpg_min_dec_fac[IEEE_8021QAZ_MAX_TCS];
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__u32 rpg_min_rate[IEEE_8021QAZ_MAX_TCS];
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__u32 cndd_state_machine[IEEE_8021QAZ_MAX_TCS];
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};
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/* This structure contains the IEEE 802.1Qau QCN statistics.
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*
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*@rppp_rp_centiseconds: the number of RP-centiseconds accumulated
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* by RPs at this priority level on this Port
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*@rppp_created_rps: number of active RPs(flows) that react to CNMs
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*/
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struct ieee_qcn_stats {
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__u64 rppp_rp_centiseconds[IEEE_8021QAZ_MAX_TCS];
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__u32 rppp_created_rps[IEEE_8021QAZ_MAX_TCS];
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};
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/* This structure contains the IEEE 802.1Qaz PFC managed object
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*
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* @pfc_cap: Indicates the number of traffic classes on the local device
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* that may simultaneously have PFC enabled.
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* @pfc_en: bitmap indicating pfc enabled traffic classes
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* @mbc: enable macsec bypass capability
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* @delay: the allowance made for a round-trip propagation delay of the
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* link in bits.
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* @requests: count of the sent pfc frames
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* @indications: count of the received pfc frames
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*/
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struct ieee_pfc {
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__u8 pfc_cap;
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__u8 pfc_en;
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__u8 mbc;
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__u16 delay;
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__u64 requests[IEEE_8021QAZ_MAX_TCS];
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__u64 indications[IEEE_8021QAZ_MAX_TCS];
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};
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#define IEEE_8021Q_MAX_PRIORITIES 8
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#define DCBX_MAX_BUFFERS 8
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struct dcbnl_buffer {
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/* priority to buffer mapping */
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__u8 prio2buffer[IEEE_8021Q_MAX_PRIORITIES];
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/* buffer size in Bytes */
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__u32 buffer_size[DCBX_MAX_BUFFERS];
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__u32 total_size;
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};
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/* CEE DCBX std supported values */
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#define CEE_DCBX_MAX_PGS 8
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#define CEE_DCBX_MAX_PRIO 8
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/**
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* struct cee_pg - CEE Priority-Group managed object
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*
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* @willing: willing bit in the PG tlv
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* @error: error bit in the PG tlv
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* @pg_en: enable bit of the PG feature
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* @tcs_supported: number of traffic classes supported
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* @pg_bw: bandwidth percentage for each priority group
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* @prio_pg: priority to PG mapping indexed by priority
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*/
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struct cee_pg {
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__u8 willing;
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__u8 error;
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__u8 pg_en;
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__u8 tcs_supported;
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__u8 pg_bw[CEE_DCBX_MAX_PGS];
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__u8 prio_pg[CEE_DCBX_MAX_PGS];
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};
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/**
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* struct cee_pfc - CEE PFC managed object
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*
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* @willing: willing bit in the PFC tlv
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* @error: error bit in the PFC tlv
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* @pfc_en: bitmap indicating pfc enabled traffic classes
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* @tcs_supported: number of traffic classes supported
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*/
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struct cee_pfc {
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__u8 willing;
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__u8 error;
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__u8 pfc_en;
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__u8 tcs_supported;
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};
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/* IEEE 802.1Qaz std supported values */
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#define IEEE_8021QAZ_APP_SEL_ETHERTYPE 1
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#define IEEE_8021QAZ_APP_SEL_STREAM 2
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#define IEEE_8021QAZ_APP_SEL_DGRAM 3
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#define IEEE_8021QAZ_APP_SEL_ANY 4
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#define IEEE_8021QAZ_APP_SEL_DSCP 5
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/* This structure contains the IEEE 802.1Qaz APP managed object. This
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* object is also used for the CEE std as well.
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*
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* @selector: protocol identifier type
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* @protocol: protocol of type indicated
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* @priority: 3-bit unsigned integer indicating priority for IEEE
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* 8-bit 802.1p user priority bitmap for CEE
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*
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* ----
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* Selector field values for IEEE 802.1Qaz
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* 0 Reserved
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* 1 Ethertype
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* 2 Well known port number over TCP or SCTP
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* 3 Well known port number over UDP or DCCP
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* 4 Well known port number over TCP, SCTP, UDP, or DCCP
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* 5 Differentiated Services Code Point (DSCP) value
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* 6-7 Reserved
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*
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* Selector field values for CEE
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* 0 Ethertype
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* 1 Well known port number over TCP or UDP
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* 2-3 Reserved
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*/
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struct dcb_app {
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__u8 selector;
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__u8 priority;
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__u16 protocol;
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};
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/**
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* struct dcb_peer_app_info - APP feature information sent by the peer
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*
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* @willing: willing bit in the peer APP tlv
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* @error: error bit in the peer APP tlv
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*
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* In addition to this information the full peer APP tlv also contains
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* a table of 'app_count' APP objects defined above.
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*/
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struct dcb_peer_app_info {
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__u8 willing;
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__u8 error;
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};
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struct dcbmsg {
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__u8 dcb_family;
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__u8 cmd;
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__u16 dcb_pad;
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};
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/**
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* enum dcbnl_commands - supported DCB commands
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*
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* @DCB_CMD_UNDEFINED: unspecified command to catch errors
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* @DCB_CMD_GSTATE: request the state of DCB in the device
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* @DCB_CMD_SSTATE: set the state of DCB in the device
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* @DCB_CMD_PGTX_GCFG: request the priority group configuration for Tx
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* @DCB_CMD_PGTX_SCFG: set the priority group configuration for Tx
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* @DCB_CMD_PGRX_GCFG: request the priority group configuration for Rx
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* @DCB_CMD_PGRX_SCFG: set the priority group configuration for Rx
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* @DCB_CMD_PFC_GCFG: request the priority flow control configuration
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* @DCB_CMD_PFC_SCFG: set the priority flow control configuration
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* @DCB_CMD_SET_ALL: apply all changes to the underlying device
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* @DCB_CMD_GPERM_HWADDR: get the permanent MAC address of the underlying
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* device. Only useful when using bonding.
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* @DCB_CMD_GCAP: request the DCB capabilities of the device
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* @DCB_CMD_GNUMTCS: get the number of traffic classes currently supported
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* @DCB_CMD_SNUMTCS: set the number of traffic classes
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* @DCB_CMD_GBCN: set backward congestion notification configuration
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* @DCB_CMD_SBCN: get backward congestion notification configuration.
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* @DCB_CMD_GAPP: get application protocol configuration
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* @DCB_CMD_SAPP: set application protocol configuration
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* @DCB_CMD_IEEE_SET: set IEEE 802.1Qaz configuration
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* @DCB_CMD_IEEE_GET: get IEEE 802.1Qaz configuration
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* @DCB_CMD_GDCBX: get DCBX engine configuration
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* @DCB_CMD_SDCBX: set DCBX engine configuration
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* @DCB_CMD_GFEATCFG: get DCBX features flags
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* @DCB_CMD_SFEATCFG: set DCBX features negotiation flags
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* @DCB_CMD_CEE_GET: get CEE aggregated configuration
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* @DCB_CMD_IEEE_DEL: delete IEEE 802.1Qaz configuration
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*/
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enum dcbnl_commands {
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DCB_CMD_UNDEFINED,
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DCB_CMD_GSTATE,
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DCB_CMD_SSTATE,
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DCB_CMD_PGTX_GCFG,
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DCB_CMD_PGTX_SCFG,
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DCB_CMD_PGRX_GCFG,
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DCB_CMD_PGRX_SCFG,
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DCB_CMD_PFC_GCFG,
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DCB_CMD_PFC_SCFG,
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DCB_CMD_SET_ALL,
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DCB_CMD_GPERM_HWADDR,
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DCB_CMD_GCAP,
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DCB_CMD_GNUMTCS,
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DCB_CMD_SNUMTCS,
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DCB_CMD_PFC_GSTATE,
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DCB_CMD_PFC_SSTATE,
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DCB_CMD_BCN_GCFG,
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DCB_CMD_BCN_SCFG,
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DCB_CMD_GAPP,
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DCB_CMD_SAPP,
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DCB_CMD_IEEE_SET,
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DCB_CMD_IEEE_GET,
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DCB_CMD_GDCBX,
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DCB_CMD_SDCBX,
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DCB_CMD_GFEATCFG,
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DCB_CMD_SFEATCFG,
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DCB_CMD_CEE_GET,
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DCB_CMD_IEEE_DEL,
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__DCB_CMD_ENUM_MAX,
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DCB_CMD_MAX = __DCB_CMD_ENUM_MAX - 1,
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};
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/**
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* enum dcbnl_attrs - DCB top-level netlink attributes
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*
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* @DCB_ATTR_UNDEFINED: unspecified attribute to catch errors
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* @DCB_ATTR_IFNAME: interface name of the underlying device (NLA_STRING)
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* @DCB_ATTR_STATE: enable state of DCB in the device (NLA_U8)
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* @DCB_ATTR_PFC_STATE: enable state of PFC in the device (NLA_U8)
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* @DCB_ATTR_PFC_CFG: priority flow control configuration (NLA_NESTED)
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* @DCB_ATTR_NUM_TC: number of traffic classes supported in the device (NLA_U8)
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* @DCB_ATTR_PG_CFG: priority group configuration (NLA_NESTED)
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* @DCB_ATTR_SET_ALL: bool to commit changes to hardware or not (NLA_U8)
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* @DCB_ATTR_PERM_HWADDR: MAC address of the physical device (NLA_NESTED)
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* @DCB_ATTR_CAP: DCB capabilities of the device (NLA_NESTED)
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* @DCB_ATTR_NUMTCS: number of traffic classes supported (NLA_NESTED)
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* @DCB_ATTR_BCN: backward congestion notification configuration (NLA_NESTED)
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* @DCB_ATTR_IEEE: IEEE 802.1Qaz supported attributes (NLA_NESTED)
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* @DCB_ATTR_DCBX: DCBX engine configuration in the device (NLA_U8)
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* @DCB_ATTR_FEATCFG: DCBX features flags (NLA_NESTED)
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* @DCB_ATTR_CEE: CEE std supported attributes (NLA_NESTED)
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*/
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enum dcbnl_attrs {
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DCB_ATTR_UNDEFINED,
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DCB_ATTR_IFNAME,
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DCB_ATTR_STATE,
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DCB_ATTR_PFC_STATE,
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DCB_ATTR_PFC_CFG,
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DCB_ATTR_NUM_TC,
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DCB_ATTR_PG_CFG,
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DCB_ATTR_SET_ALL,
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DCB_ATTR_PERM_HWADDR,
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DCB_ATTR_CAP,
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DCB_ATTR_NUMTCS,
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DCB_ATTR_BCN,
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DCB_ATTR_APP,
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/* IEEE std attributes */
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DCB_ATTR_IEEE,
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DCB_ATTR_DCBX,
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DCB_ATTR_FEATCFG,
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/* CEE nested attributes */
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DCB_ATTR_CEE,
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__DCB_ATTR_ENUM_MAX,
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DCB_ATTR_MAX = __DCB_ATTR_ENUM_MAX - 1,
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};
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/**
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* enum ieee_attrs - IEEE 802.1Qaz get/set attributes
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*
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* @DCB_ATTR_IEEE_UNSPEC: unspecified
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* @DCB_ATTR_IEEE_ETS: negotiated ETS configuration
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* @DCB_ATTR_IEEE_PFC: negotiated PFC configuration
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* @DCB_ATTR_IEEE_APP_TABLE: negotiated APP configuration
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* @DCB_ATTR_IEEE_PEER_ETS: peer ETS configuration - get only
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* @DCB_ATTR_IEEE_PEER_PFC: peer PFC configuration - get only
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* @DCB_ATTR_IEEE_PEER_APP: peer APP tlv - get only
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*/
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enum ieee_attrs {
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DCB_ATTR_IEEE_UNSPEC,
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DCB_ATTR_IEEE_ETS,
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DCB_ATTR_IEEE_PFC,
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DCB_ATTR_IEEE_APP_TABLE,
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DCB_ATTR_IEEE_PEER_ETS,
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DCB_ATTR_IEEE_PEER_PFC,
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DCB_ATTR_IEEE_PEER_APP,
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DCB_ATTR_IEEE_MAXRATE,
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DCB_ATTR_IEEE_QCN,
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DCB_ATTR_IEEE_QCN_STATS,
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DCB_ATTR_DCB_BUFFER,
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__DCB_ATTR_IEEE_MAX
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};
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#define DCB_ATTR_IEEE_MAX (__DCB_ATTR_IEEE_MAX - 1)
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enum ieee_attrs_app {
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DCB_ATTR_IEEE_APP_UNSPEC,
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DCB_ATTR_IEEE_APP,
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__DCB_ATTR_IEEE_APP_MAX
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};
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#define DCB_ATTR_IEEE_APP_MAX (__DCB_ATTR_IEEE_APP_MAX - 1)
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/**
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* enum cee_attrs - CEE DCBX get attributes.
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*
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* @DCB_ATTR_CEE_UNSPEC: unspecified
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* @DCB_ATTR_CEE_PEER_PG: peer PG configuration - get only
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* @DCB_ATTR_CEE_PEER_PFC: peer PFC configuration - get only
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* @DCB_ATTR_CEE_PEER_APP_TABLE: peer APP tlv - get only
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* @DCB_ATTR_CEE_TX_PG: TX PG configuration (DCB_CMD_PGTX_GCFG)
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* @DCB_ATTR_CEE_RX_PG: RX PG configuration (DCB_CMD_PGRX_GCFG)
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* @DCB_ATTR_CEE_PFC: PFC configuration (DCB_CMD_PFC_GCFG)
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* @DCB_ATTR_CEE_APP_TABLE: APP configuration (multi DCB_CMD_GAPP)
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* @DCB_ATTR_CEE_FEAT: DCBX features flags (DCB_CMD_GFEATCFG)
|
|
*
|
|
* An aggregated collection of the cee std negotiated parameters.
|
|
*/
|
|
enum cee_attrs {
|
|
DCB_ATTR_CEE_UNSPEC,
|
|
DCB_ATTR_CEE_PEER_PG,
|
|
DCB_ATTR_CEE_PEER_PFC,
|
|
DCB_ATTR_CEE_PEER_APP_TABLE,
|
|
DCB_ATTR_CEE_TX_PG,
|
|
DCB_ATTR_CEE_RX_PG,
|
|
DCB_ATTR_CEE_PFC,
|
|
DCB_ATTR_CEE_APP_TABLE,
|
|
DCB_ATTR_CEE_FEAT,
|
|
__DCB_ATTR_CEE_MAX
|
|
};
|
|
#define DCB_ATTR_CEE_MAX (__DCB_ATTR_CEE_MAX - 1)
|
|
|
|
enum peer_app_attr {
|
|
DCB_ATTR_CEE_PEER_APP_UNSPEC,
|
|
DCB_ATTR_CEE_PEER_APP_INFO,
|
|
DCB_ATTR_CEE_PEER_APP,
|
|
__DCB_ATTR_CEE_PEER_APP_MAX
|
|
};
|
|
#define DCB_ATTR_CEE_PEER_APP_MAX (__DCB_ATTR_CEE_PEER_APP_MAX - 1)
|
|
|
|
enum cee_attrs_app {
|
|
DCB_ATTR_CEE_APP_UNSPEC,
|
|
DCB_ATTR_CEE_APP,
|
|
__DCB_ATTR_CEE_APP_MAX
|
|
};
|
|
#define DCB_ATTR_CEE_APP_MAX (__DCB_ATTR_CEE_APP_MAX - 1)
|
|
|
|
/**
|
|
* enum dcbnl_pfc_attrs - DCB Priority Flow Control user priority nested attrs
|
|
*
|
|
* @DCB_PFC_UP_ATTR_UNDEFINED: unspecified attribute to catch errors
|
|
* @DCB_PFC_UP_ATTR_0: Priority Flow Control value for User Priority 0 (NLA_U8)
|
|
* @DCB_PFC_UP_ATTR_1: Priority Flow Control value for User Priority 1 (NLA_U8)
|
|
* @DCB_PFC_UP_ATTR_2: Priority Flow Control value for User Priority 2 (NLA_U8)
|
|
* @DCB_PFC_UP_ATTR_3: Priority Flow Control value for User Priority 3 (NLA_U8)
|
|
* @DCB_PFC_UP_ATTR_4: Priority Flow Control value for User Priority 4 (NLA_U8)
|
|
* @DCB_PFC_UP_ATTR_5: Priority Flow Control value for User Priority 5 (NLA_U8)
|
|
* @DCB_PFC_UP_ATTR_6: Priority Flow Control value for User Priority 6 (NLA_U8)
|
|
* @DCB_PFC_UP_ATTR_7: Priority Flow Control value for User Priority 7 (NLA_U8)
|
|
* @DCB_PFC_UP_ATTR_MAX: highest attribute number currently defined
|
|
* @DCB_PFC_UP_ATTR_ALL: apply to all priority flow control attrs (NLA_FLAG)
|
|
*
|
|
*/
|
|
enum dcbnl_pfc_up_attrs {
|
|
DCB_PFC_UP_ATTR_UNDEFINED,
|
|
|
|
DCB_PFC_UP_ATTR_0,
|
|
DCB_PFC_UP_ATTR_1,
|
|
DCB_PFC_UP_ATTR_2,
|
|
DCB_PFC_UP_ATTR_3,
|
|
DCB_PFC_UP_ATTR_4,
|
|
DCB_PFC_UP_ATTR_5,
|
|
DCB_PFC_UP_ATTR_6,
|
|
DCB_PFC_UP_ATTR_7,
|
|
DCB_PFC_UP_ATTR_ALL,
|
|
|
|
__DCB_PFC_UP_ATTR_ENUM_MAX,
|
|
DCB_PFC_UP_ATTR_MAX = __DCB_PFC_UP_ATTR_ENUM_MAX - 1,
|
|
};
|
|
|
|
/**
|
|
* enum dcbnl_pg_attrs - DCB Priority Group attributes
|
|
*
|
|
* @DCB_PG_ATTR_UNDEFINED: unspecified attribute to catch errors
|
|
* @DCB_PG_ATTR_TC_0: Priority Group Traffic Class 0 configuration (NLA_NESTED)
|
|
* @DCB_PG_ATTR_TC_1: Priority Group Traffic Class 1 configuration (NLA_NESTED)
|
|
* @DCB_PG_ATTR_TC_2: Priority Group Traffic Class 2 configuration (NLA_NESTED)
|
|
* @DCB_PG_ATTR_TC_3: Priority Group Traffic Class 3 configuration (NLA_NESTED)
|
|
* @DCB_PG_ATTR_TC_4: Priority Group Traffic Class 4 configuration (NLA_NESTED)
|
|
* @DCB_PG_ATTR_TC_5: Priority Group Traffic Class 5 configuration (NLA_NESTED)
|
|
* @DCB_PG_ATTR_TC_6: Priority Group Traffic Class 6 configuration (NLA_NESTED)
|
|
* @DCB_PG_ATTR_TC_7: Priority Group Traffic Class 7 configuration (NLA_NESTED)
|
|
* @DCB_PG_ATTR_TC_MAX: highest attribute number currently defined
|
|
* @DCB_PG_ATTR_TC_ALL: apply to all traffic classes (NLA_NESTED)
|
|
* @DCB_PG_ATTR_BW_ID_0: Percent of link bandwidth for Priority Group 0 (NLA_U8)
|
|
* @DCB_PG_ATTR_BW_ID_1: Percent of link bandwidth for Priority Group 1 (NLA_U8)
|
|
* @DCB_PG_ATTR_BW_ID_2: Percent of link bandwidth for Priority Group 2 (NLA_U8)
|
|
* @DCB_PG_ATTR_BW_ID_3: Percent of link bandwidth for Priority Group 3 (NLA_U8)
|
|
* @DCB_PG_ATTR_BW_ID_4: Percent of link bandwidth for Priority Group 4 (NLA_U8)
|
|
* @DCB_PG_ATTR_BW_ID_5: Percent of link bandwidth for Priority Group 5 (NLA_U8)
|
|
* @DCB_PG_ATTR_BW_ID_6: Percent of link bandwidth for Priority Group 6 (NLA_U8)
|
|
* @DCB_PG_ATTR_BW_ID_7: Percent of link bandwidth for Priority Group 7 (NLA_U8)
|
|
* @DCB_PG_ATTR_BW_ID_MAX: highest attribute number currently defined
|
|
* @DCB_PG_ATTR_BW_ID_ALL: apply to all priority groups (NLA_FLAG)
|
|
*
|
|
*/
|
|
enum dcbnl_pg_attrs {
|
|
DCB_PG_ATTR_UNDEFINED,
|
|
|
|
DCB_PG_ATTR_TC_0,
|
|
DCB_PG_ATTR_TC_1,
|
|
DCB_PG_ATTR_TC_2,
|
|
DCB_PG_ATTR_TC_3,
|
|
DCB_PG_ATTR_TC_4,
|
|
DCB_PG_ATTR_TC_5,
|
|
DCB_PG_ATTR_TC_6,
|
|
DCB_PG_ATTR_TC_7,
|
|
DCB_PG_ATTR_TC_MAX,
|
|
DCB_PG_ATTR_TC_ALL,
|
|
|
|
DCB_PG_ATTR_BW_ID_0,
|
|
DCB_PG_ATTR_BW_ID_1,
|
|
DCB_PG_ATTR_BW_ID_2,
|
|
DCB_PG_ATTR_BW_ID_3,
|
|
DCB_PG_ATTR_BW_ID_4,
|
|
DCB_PG_ATTR_BW_ID_5,
|
|
DCB_PG_ATTR_BW_ID_6,
|
|
DCB_PG_ATTR_BW_ID_7,
|
|
DCB_PG_ATTR_BW_ID_MAX,
|
|
DCB_PG_ATTR_BW_ID_ALL,
|
|
|
|
__DCB_PG_ATTR_ENUM_MAX,
|
|
DCB_PG_ATTR_MAX = __DCB_PG_ATTR_ENUM_MAX - 1,
|
|
};
|
|
|
|
/**
|
|
* enum dcbnl_tc_attrs - DCB Traffic Class attributes
|
|
*
|
|
* @DCB_TC_ATTR_PARAM_UNDEFINED: unspecified attribute to catch errors
|
|
* @DCB_TC_ATTR_PARAM_PGID: (NLA_U8) Priority group the traffic class belongs to
|
|
* Valid values are: 0-7
|
|
* @DCB_TC_ATTR_PARAM_UP_MAPPING: (NLA_U8) Traffic class to user priority map
|
|
* Some devices may not support changing the
|
|
* user priority map of a TC.
|
|
* @DCB_TC_ATTR_PARAM_STRICT_PRIO: (NLA_U8) Strict priority setting
|
|
* 0 - none
|
|
* 1 - group strict
|
|
* 2 - link strict
|
|
* @DCB_TC_ATTR_PARAM_BW_PCT: optional - (NLA_U8) If supported by the device and
|
|
* not configured to use link strict priority,
|
|
* this is the percentage of bandwidth of the
|
|
* priority group this traffic class belongs to
|
|
* @DCB_TC_ATTR_PARAM_ALL: (NLA_FLAG) all traffic class parameters
|
|
*
|
|
*/
|
|
enum dcbnl_tc_attrs {
|
|
DCB_TC_ATTR_PARAM_UNDEFINED,
|
|
|
|
DCB_TC_ATTR_PARAM_PGID,
|
|
DCB_TC_ATTR_PARAM_UP_MAPPING,
|
|
DCB_TC_ATTR_PARAM_STRICT_PRIO,
|
|
DCB_TC_ATTR_PARAM_BW_PCT,
|
|
DCB_TC_ATTR_PARAM_ALL,
|
|
|
|
__DCB_TC_ATTR_PARAM_ENUM_MAX,
|
|
DCB_TC_ATTR_PARAM_MAX = __DCB_TC_ATTR_PARAM_ENUM_MAX - 1,
|
|
};
|
|
|
|
/**
|
|
* enum dcbnl_cap_attrs - DCB Capability attributes
|
|
*
|
|
* @DCB_CAP_ATTR_UNDEFINED: unspecified attribute to catch errors
|
|
* @DCB_CAP_ATTR_ALL: (NLA_FLAG) all capability parameters
|
|
* @DCB_CAP_ATTR_PG: (NLA_U8) device supports Priority Groups
|
|
* @DCB_CAP_ATTR_PFC: (NLA_U8) device supports Priority Flow Control
|
|
* @DCB_CAP_ATTR_UP2TC: (NLA_U8) device supports user priority to
|
|
* traffic class mapping
|
|
* @DCB_CAP_ATTR_PG_TCS: (NLA_U8) bitmap where each bit represents a
|
|
* number of traffic classes the device
|
|
* can be configured to use for Priority Groups
|
|
* @DCB_CAP_ATTR_PFC_TCS: (NLA_U8) bitmap where each bit represents a
|
|
* number of traffic classes the device can be
|
|
* configured to use for Priority Flow Control
|
|
* @DCB_CAP_ATTR_GSP: (NLA_U8) device supports group strict priority
|
|
* @DCB_CAP_ATTR_BCN: (NLA_U8) device supports Backwards Congestion
|
|
* Notification
|
|
* @DCB_CAP_ATTR_DCBX: (NLA_U8) device supports DCBX engine
|
|
*
|
|
*/
|
|
enum dcbnl_cap_attrs {
|
|
DCB_CAP_ATTR_UNDEFINED,
|
|
DCB_CAP_ATTR_ALL,
|
|
DCB_CAP_ATTR_PG,
|
|
DCB_CAP_ATTR_PFC,
|
|
DCB_CAP_ATTR_UP2TC,
|
|
DCB_CAP_ATTR_PG_TCS,
|
|
DCB_CAP_ATTR_PFC_TCS,
|
|
DCB_CAP_ATTR_GSP,
|
|
DCB_CAP_ATTR_BCN,
|
|
DCB_CAP_ATTR_DCBX,
|
|
|
|
__DCB_CAP_ATTR_ENUM_MAX,
|
|
DCB_CAP_ATTR_MAX = __DCB_CAP_ATTR_ENUM_MAX - 1,
|
|
};
|
|
|
|
/**
|
|
* DCBX capability flags
|
|
*
|
|
* @DCB_CAP_DCBX_HOST: DCBX negotiation is performed by the host LLDP agent.
|
|
* 'set' routines are used to configure the device with
|
|
* the negotiated parameters
|
|
*
|
|
* @DCB_CAP_DCBX_LLD_MANAGED: DCBX negotiation is not performed in the host but
|
|
* by another entity
|
|
* 'get' routines are used to retrieve the
|
|
* negotiated parameters
|
|
* 'set' routines can be used to set the initial
|
|
* negotiation configuration
|
|
*
|
|
* @DCB_CAP_DCBX_VER_CEE: for a non-host DCBX engine, indicates the engine
|
|
* supports the CEE protocol flavor
|
|
*
|
|
* @DCB_CAP_DCBX_VER_IEEE: for a non-host DCBX engine, indicates the engine
|
|
* supports the IEEE protocol flavor
|
|
*
|
|
* @DCB_CAP_DCBX_STATIC: for a non-host DCBX engine, indicates the engine
|
|
* supports static configuration (i.e no actual
|
|
* negotiation is performed negotiated parameters equal
|
|
* the initial configuration)
|
|
*
|
|
*/
|
|
#define DCB_CAP_DCBX_HOST 0x01
|
|
#define DCB_CAP_DCBX_LLD_MANAGED 0x02
|
|
#define DCB_CAP_DCBX_VER_CEE 0x04
|
|
#define DCB_CAP_DCBX_VER_IEEE 0x08
|
|
#define DCB_CAP_DCBX_STATIC 0x10
|
|
|
|
/**
|
|
* enum dcbnl_numtcs_attrs - number of traffic classes
|
|
*
|
|
* @DCB_NUMTCS_ATTR_UNDEFINED: unspecified attribute to catch errors
|
|
* @DCB_NUMTCS_ATTR_ALL: (NLA_FLAG) all traffic class attributes
|
|
* @DCB_NUMTCS_ATTR_PG: (NLA_U8) number of traffic classes used for
|
|
* priority groups
|
|
* @DCB_NUMTCS_ATTR_PFC: (NLA_U8) number of traffic classes which can
|
|
* support priority flow control
|
|
*/
|
|
enum dcbnl_numtcs_attrs {
|
|
DCB_NUMTCS_ATTR_UNDEFINED,
|
|
DCB_NUMTCS_ATTR_ALL,
|
|
DCB_NUMTCS_ATTR_PG,
|
|
DCB_NUMTCS_ATTR_PFC,
|
|
|
|
__DCB_NUMTCS_ATTR_ENUM_MAX,
|
|
DCB_NUMTCS_ATTR_MAX = __DCB_NUMTCS_ATTR_ENUM_MAX - 1,
|
|
};
|
|
|
|
enum dcbnl_bcn_attrs{
|
|
DCB_BCN_ATTR_UNDEFINED = 0,
|
|
|
|
DCB_BCN_ATTR_RP_0,
|
|
DCB_BCN_ATTR_RP_1,
|
|
DCB_BCN_ATTR_RP_2,
|
|
DCB_BCN_ATTR_RP_3,
|
|
DCB_BCN_ATTR_RP_4,
|
|
DCB_BCN_ATTR_RP_5,
|
|
DCB_BCN_ATTR_RP_6,
|
|
DCB_BCN_ATTR_RP_7,
|
|
DCB_BCN_ATTR_RP_ALL,
|
|
|
|
DCB_BCN_ATTR_BCNA_0,
|
|
DCB_BCN_ATTR_BCNA_1,
|
|
DCB_BCN_ATTR_ALPHA,
|
|
DCB_BCN_ATTR_BETA,
|
|
DCB_BCN_ATTR_GD,
|
|
DCB_BCN_ATTR_GI,
|
|
DCB_BCN_ATTR_TMAX,
|
|
DCB_BCN_ATTR_TD,
|
|
DCB_BCN_ATTR_RMIN,
|
|
DCB_BCN_ATTR_W,
|
|
DCB_BCN_ATTR_RD,
|
|
DCB_BCN_ATTR_RU,
|
|
DCB_BCN_ATTR_WRTT,
|
|
DCB_BCN_ATTR_RI,
|
|
DCB_BCN_ATTR_C,
|
|
DCB_BCN_ATTR_ALL,
|
|
|
|
__DCB_BCN_ATTR_ENUM_MAX,
|
|
DCB_BCN_ATTR_MAX = __DCB_BCN_ATTR_ENUM_MAX - 1,
|
|
};
|
|
|
|
/**
|
|
* enum dcb_general_attr_values - general DCB attribute values
|
|
*
|
|
* @DCB_ATTR_UNDEFINED: value used to indicate an attribute is not supported
|
|
*
|
|
*/
|
|
enum dcb_general_attr_values {
|
|
DCB_ATTR_VALUE_UNDEFINED = 0xff
|
|
};
|
|
|
|
#define DCB_APP_IDTYPE_ETHTYPE 0x00
|
|
#define DCB_APP_IDTYPE_PORTNUM 0x01
|
|
enum dcbnl_app_attrs {
|
|
DCB_APP_ATTR_UNDEFINED,
|
|
|
|
DCB_APP_ATTR_IDTYPE,
|
|
DCB_APP_ATTR_ID,
|
|
DCB_APP_ATTR_PRIORITY,
|
|
|
|
__DCB_APP_ATTR_ENUM_MAX,
|
|
DCB_APP_ATTR_MAX = __DCB_APP_ATTR_ENUM_MAX - 1,
|
|
};
|
|
|
|
/**
|
|
* enum dcbnl_featcfg_attrs - features conifiguration flags
|
|
*
|
|
* @DCB_FEATCFG_ATTR_UNDEFINED: unspecified attribute to catch errors
|
|
* @DCB_FEATCFG_ATTR_ALL: (NLA_FLAG) all features configuration attributes
|
|
* @DCB_FEATCFG_ATTR_PG: (NLA_U8) configuration flags for priority groups
|
|
* @DCB_FEATCFG_ATTR_PFC: (NLA_U8) configuration flags for priority
|
|
* flow control
|
|
* @DCB_FEATCFG_ATTR_APP: (NLA_U8) configuration flags for application TLV
|
|
*
|
|
*/
|
|
#define DCB_FEATCFG_ERROR 0x01 /* error in feature resolution */
|
|
#define DCB_FEATCFG_ENABLE 0x02 /* enable feature */
|
|
#define DCB_FEATCFG_WILLING 0x04 /* feature is willing */
|
|
#define DCB_FEATCFG_ADVERTISE 0x08 /* advertise feature */
|
|
enum dcbnl_featcfg_attrs {
|
|
DCB_FEATCFG_ATTR_UNDEFINED,
|
|
DCB_FEATCFG_ATTR_ALL,
|
|
DCB_FEATCFG_ATTR_PG,
|
|
DCB_FEATCFG_ATTR_PFC,
|
|
DCB_FEATCFG_ATTR_APP,
|
|
|
|
__DCB_FEATCFG_ATTR_ENUM_MAX,
|
|
DCB_FEATCFG_ATTR_MAX = __DCB_FEATCFG_ATTR_ENUM_MAX - 1,
|
|
};
|
|
|
|
#endif /* __LINUX_DCBNL_H__ */
|