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1/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */2/* Copyright (C) 2023 Corigine, Inc. */3 4#ifndef __NFP_NIC_H__5#define __NFP_NIC_H__ 16 7#include <linux/netdevice.h>8 9#ifdef CONFIG_DCB10/* DCB feature definitions */11#define NFP_NET_MAX_DSCP 6412#define NFP_NET_MAX_TC IEEE_8021QAZ_MAX_TCS13#define NFP_NET_MAX_PRIO 814#define NFP_DCB_CFG_STRIDE 25615 16struct nfp_dcb {17 u8 dscp2prio[NFP_NET_MAX_DSCP];18 u8 prio2tc[NFP_NET_MAX_PRIO];19 u8 tc2idx[IEEE_8021QAZ_MAX_TCS];20 u64 tc_maxrate[IEEE_8021QAZ_MAX_TCS];21 u8 tc_tx_pct[IEEE_8021QAZ_MAX_TCS];22 u8 tc_tsa[IEEE_8021QAZ_MAX_TCS];23 u8 dscp_cnt;24 u8 trust_status;25 bool rate_init;26 bool ets_init;27 28 struct nfp_cpp_area *dcbcfg_tbl_area;29 u8 __iomem *dcbcfg_tbl;30 u32 cfg_offset;31};32 33int nfp_nic_dcb_init(struct nfp_net *nn);34void nfp_nic_dcb_clean(struct nfp_net *nn);35#else36static inline int nfp_nic_dcb_init(struct nfp_net *nn) { return 0; }37static inline void nfp_nic_dcb_clean(struct nfp_net *nn) {}38#endif39 40struct nfp_app_nic_private {41#ifdef CONFIG_DCB42 struct nfp_dcb dcb;43#endif44};45 46#endif47