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1/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */2/* Copyright (C) 2017-2018 Netronome Systems, Inc. */3 4#ifndef _NFP_PORT_H_5#define _NFP_PORT_H_6 7#include <net/devlink.h>8 9struct net_device;10struct netdev_phys_item_id;11struct nfp_app;12struct nfp_pf;13struct nfp_port;14 15/**16 * enum nfp_port_type - type of port NFP can switch traffic to17 * @NFP_PORT_INVALID: port is invalid, %NFP_PORT_PHYS_PORT transitions to this18 * state when port disappears because of FW fault or config19 * change20 * @NFP_PORT_PHYS_PORT: external NIC port21 * @NFP_PORT_PF_PORT: logical port of PCI PF22 * @NFP_PORT_VF_PORT: logical port of PCI VF23 */24enum nfp_port_type {25 NFP_PORT_INVALID,26 NFP_PORT_PHYS_PORT,27 NFP_PORT_PF_PORT,28 NFP_PORT_VF_PORT,29};30 31/**32 * enum nfp_port_flags - port flags (can be type-specific)33 * @NFP_PORT_CHANGED: port state has changed since last eth table refresh;34 * for NFP_PORT_PHYS_PORT, never set otherwise; must hold35 * rtnl_lock to clear36 */37enum nfp_port_flags {38 NFP_PORT_CHANGED = 0,39};40 41enum {42 NFP_SPEED_1G,43 NFP_SPEED_10G,44 NFP_SPEED_25G,45 NFP_SPEED_40G,46 NFP_SPEED_50G,47 NFP_SPEED_100G,48 NFP_SUP_SPEED_NUMBER49};50 51/**52 * struct nfp_port - structure representing NFP port53 * @netdev: backpointer to associated netdev54 * @type: what port type does the entity represent55 * @flags: port flags56 * @tc_offload_cnt: number of active TC offloads, how offloads are counted57 * is not defined, use as a boolean58 * @app: backpointer to the app structure59 * @link_cb: callback when link status changed60 * @dl_port: devlink port structure61 * @eth_id: for %NFP_PORT_PHYS_PORT port ID in NFP enumeration scheme62 * @eth_forced: for %NFP_PORT_PHYS_PORT port is forced UP or DOWN, don't change63 * @eth_port: for %NFP_PORT_PHYS_PORT translated ETH Table port entry64 * @eth_stats: for %NFP_PORT_PHYS_PORT MAC stats if available65 * @speed_bitmap: for %NFP_PORT_PHYS_PORT supported speed bitmap66 * @pf_id: for %NFP_PORT_PF_PORT, %NFP_PORT_VF_PORT ID of the PCI PF (0-3)67 * @vf_id: for %NFP_PORT_VF_PORT ID of the PCI VF within @pf_id68 * @pf_split: for %NFP_PORT_PF_PORT %true if PCI PF has more than one vNIC69 * @pf_split_id:for %NFP_PORT_PF_PORT ID of PCI PF vNIC (valid if @pf_split)70 * @vnic: for %NFP_PORT_PF_PORT, %NFP_PORT_VF_PORT vNIC ctrl memory71 * @port_list: entry on pf's list of ports72 */73struct nfp_port {74 struct net_device *netdev;75 enum nfp_port_type type;76 77 unsigned long flags;78 unsigned long tc_offload_cnt;79 80 struct nfp_app *app;81 void (*link_cb)(struct nfp_port *port);82 83 struct devlink_port dl_port;84 85 union {86 /* NFP_PORT_PHYS_PORT */87 struct {88 unsigned int eth_id;89 bool eth_forced;90 struct nfp_eth_table_port *eth_port;91 u8 __iomem *eth_stats;92 DECLARE_BITMAP(speed_bitmap, NFP_SUP_SPEED_NUMBER);93 };94 /* NFP_PORT_PF_PORT, NFP_PORT_VF_PORT */95 struct {96 unsigned int pf_id;97 unsigned int vf_id;98 bool pf_split;99 unsigned int pf_split_id;100 u8 __iomem *vnic;101 };102 };103 104 struct list_head port_list;105};106 107extern const struct ethtool_ops nfp_port_ethtool_ops;108 109int nfp_port_setup_tc(struct net_device *netdev, enum tc_setup_type type,110 void *type_data);111 112static inline bool nfp_port_is_vnic(const struct nfp_port *port)113{114 return port->type == NFP_PORT_PF_PORT || port->type == NFP_PORT_VF_PORT;115}116 117int118nfp_port_set_features(struct net_device *netdev, netdev_features_t features);119 120struct nfp_port *nfp_port_from_netdev(struct net_device *netdev);121int nfp_port_get_port_parent_id(struct net_device *netdev,122 struct netdev_phys_item_id *ppid);123struct nfp_eth_table_port *__nfp_port_get_eth_port(struct nfp_port *port);124struct nfp_eth_table_port *nfp_port_get_eth_port(struct nfp_port *port);125 126int127nfp_port_get_phys_port_name(struct net_device *netdev, char *name, size_t len);128int nfp_port_configure(struct net_device *netdev, bool configed);129 130struct nfp_port *131nfp_port_alloc(struct nfp_app *app, enum nfp_port_type type,132 struct net_device *netdev);133void nfp_port_free(struct nfp_port *port);134 135int nfp_port_init_phy_port(struct nfp_pf *pf, struct nfp_app *app,136 struct nfp_port *port, unsigned int id);137 138int nfp_net_refresh_eth_port(struct nfp_port *port);139void nfp_net_refresh_port_table(struct nfp_port *port);140int nfp_net_refresh_port_table_sync(struct nfp_pf *pf);141 142int nfp_devlink_port_register(struct nfp_app *app, struct nfp_port *port);143void nfp_devlink_port_unregister(struct nfp_port *port);144 145/* Mac stats (0x0000 - 0x0200)146 * all counters are 64bit.147 */148#define NFP_MAC_STATS_BASE 0x0000149#define NFP_MAC_STATS_SIZE 0x0200150 151#define NFP_MAC_STATS_RX_IN_OCTETS (NFP_MAC_STATS_BASE + 0x000)152 /* unused 0x008 */153#define NFP_MAC_STATS_RX_FRAME_TOO_LONG_ERRORS (NFP_MAC_STATS_BASE + 0x010)154#define NFP_MAC_STATS_RX_RANGE_LENGTH_ERRORS (NFP_MAC_STATS_BASE + 0x018)155#define NFP_MAC_STATS_RX_VLAN_RECEIVED_OK (NFP_MAC_STATS_BASE + 0x020)156#define NFP_MAC_STATS_RX_IN_ERRORS (NFP_MAC_STATS_BASE + 0x028)157#define NFP_MAC_STATS_RX_IN_BROADCAST_PKTS (NFP_MAC_STATS_BASE + 0x030)158#define NFP_MAC_STATS_RX_DROP_EVENTS (NFP_MAC_STATS_BASE + 0x038)159#define NFP_MAC_STATS_RX_ALIGNMENT_ERRORS (NFP_MAC_STATS_BASE + 0x040)160#define NFP_MAC_STATS_RX_PAUSE_MAC_CTRL_FRAMES (NFP_MAC_STATS_BASE + 0x048)161#define NFP_MAC_STATS_RX_FRAMES_RECEIVED_OK (NFP_MAC_STATS_BASE + 0x050)162#define NFP_MAC_STATS_RX_FRAME_CHECK_SEQUENCE_ERRORS (NFP_MAC_STATS_BASE + 0x058)163#define NFP_MAC_STATS_RX_UNICAST_PKTS (NFP_MAC_STATS_BASE + 0x060)164#define NFP_MAC_STATS_RX_MULTICAST_PKTS (NFP_MAC_STATS_BASE + 0x068)165#define NFP_MAC_STATS_RX_PKTS (NFP_MAC_STATS_BASE + 0x070)166#define NFP_MAC_STATS_RX_UNDERSIZE_PKTS (NFP_MAC_STATS_BASE + 0x078)167#define NFP_MAC_STATS_RX_PKTS_64_OCTETS (NFP_MAC_STATS_BASE + 0x080)168#define NFP_MAC_STATS_RX_PKTS_65_TO_127_OCTETS (NFP_MAC_STATS_BASE + 0x088)169#define NFP_MAC_STATS_RX_PKTS_512_TO_1023_OCTETS (NFP_MAC_STATS_BASE + 0x090)170#define NFP_MAC_STATS_RX_PKTS_1024_TO_1518_OCTETS (NFP_MAC_STATS_BASE + 0x098)171#define NFP_MAC_STATS_RX_JABBERS (NFP_MAC_STATS_BASE + 0x0a0)172#define NFP_MAC_STATS_RX_FRAGMENTS (NFP_MAC_STATS_BASE + 0x0a8)173#define NFP_MAC_STATS_RX_PAUSE_FRAMES_CLASS2 (NFP_MAC_STATS_BASE + 0x0b0)174#define NFP_MAC_STATS_RX_PAUSE_FRAMES_CLASS3 (NFP_MAC_STATS_BASE + 0x0b8)175#define NFP_MAC_STATS_RX_PKTS_128_TO_255_OCTETS (NFP_MAC_STATS_BASE + 0x0c0)176#define NFP_MAC_STATS_RX_PKTS_256_TO_511_OCTETS (NFP_MAC_STATS_BASE + 0x0c8)177#define NFP_MAC_STATS_RX_PKTS_1519_TO_MAX_OCTETS (NFP_MAC_STATS_BASE + 0x0d0)178#define NFP_MAC_STATS_RX_OVERSIZE_PKTS (NFP_MAC_STATS_BASE + 0x0d8)179#define NFP_MAC_STATS_RX_PAUSE_FRAMES_CLASS0 (NFP_MAC_STATS_BASE + 0x0e0)180#define NFP_MAC_STATS_RX_PAUSE_FRAMES_CLASS1 (NFP_MAC_STATS_BASE + 0x0e8)181#define NFP_MAC_STATS_RX_PAUSE_FRAMES_CLASS4 (NFP_MAC_STATS_BASE + 0x0f0)182#define NFP_MAC_STATS_RX_PAUSE_FRAMES_CLASS5 (NFP_MAC_STATS_BASE + 0x0f8)183#define NFP_MAC_STATS_RX_PAUSE_FRAMES_CLASS6 (NFP_MAC_STATS_BASE + 0x100)184#define NFP_MAC_STATS_RX_PAUSE_FRAMES_CLASS7 (NFP_MAC_STATS_BASE + 0x108)185#define NFP_MAC_STATS_RX_MAC_CTRL_FRAMES_RECEIVED (NFP_MAC_STATS_BASE + 0x110)186#define NFP_MAC_STATS_RX_MAC_HEAD_DROP (NFP_MAC_STATS_BASE + 0x118)187 /* unused 0x120 */188 /* unused 0x128 */189 /* unused 0x130 */190#define NFP_MAC_STATS_TX_QUEUE_DROP (NFP_MAC_STATS_BASE + 0x138)191#define NFP_MAC_STATS_TX_OUT_OCTETS (NFP_MAC_STATS_BASE + 0x140)192 /* unused 0x148 */193#define NFP_MAC_STATS_TX_VLAN_TRANSMITTED_OK (NFP_MAC_STATS_BASE + 0x150)194#define NFP_MAC_STATS_TX_OUT_ERRORS (NFP_MAC_STATS_BASE + 0x158)195#define NFP_MAC_STATS_TX_BROADCAST_PKTS (NFP_MAC_STATS_BASE + 0x160)196#define NFP_MAC_STATS_TX_PKTS_64_OCTETS (NFP_MAC_STATS_BASE + 0x168)197#define NFP_MAC_STATS_TX_PKTS_256_TO_511_OCTETS (NFP_MAC_STATS_BASE + 0x170)198#define NFP_MAC_STATS_TX_PKTS_512_TO_1023_OCTETS (NFP_MAC_STATS_BASE + 0x178)199#define NFP_MAC_STATS_TX_PAUSE_MAC_CTRL_FRAMES (NFP_MAC_STATS_BASE + 0x180)200#define NFP_MAC_STATS_TX_FRAMES_TRANSMITTED_OK (NFP_MAC_STATS_BASE + 0x188)201#define NFP_MAC_STATS_TX_UNICAST_PKTS (NFP_MAC_STATS_BASE + 0x190)202#define NFP_MAC_STATS_TX_MULTICAST_PKTS (NFP_MAC_STATS_BASE + 0x198)203#define NFP_MAC_STATS_TX_PKTS_65_TO_127_OCTETS (NFP_MAC_STATS_BASE + 0x1a0)204#define NFP_MAC_STATS_TX_PKTS_128_TO_255_OCTETS (NFP_MAC_STATS_BASE + 0x1a8)205#define NFP_MAC_STATS_TX_PKTS_1024_TO_1518_OCTETS (NFP_MAC_STATS_BASE + 0x1b0)206#define NFP_MAC_STATS_TX_PKTS_1519_TO_MAX_OCTETS (NFP_MAC_STATS_BASE + 0x1b8)207#define NFP_MAC_STATS_TX_PAUSE_FRAMES_CLASS0 (NFP_MAC_STATS_BASE + 0x1c0)208#define NFP_MAC_STATS_TX_PAUSE_FRAMES_CLASS1 (NFP_MAC_STATS_BASE + 0x1c8)209#define NFP_MAC_STATS_TX_PAUSE_FRAMES_CLASS4 (NFP_MAC_STATS_BASE + 0x1d0)210#define NFP_MAC_STATS_TX_PAUSE_FRAMES_CLASS5 (NFP_MAC_STATS_BASE + 0x1d8)211#define NFP_MAC_STATS_TX_PAUSE_FRAMES_CLASS2 (NFP_MAC_STATS_BASE + 0x1e0)212#define NFP_MAC_STATS_TX_PAUSE_FRAMES_CLASS3 (NFP_MAC_STATS_BASE + 0x1e8)213#define NFP_MAC_STATS_TX_PAUSE_FRAMES_CLASS6 (NFP_MAC_STATS_BASE + 0x1f0)214#define NFP_MAC_STATS_TX_PAUSE_FRAMES_CLASS7 (NFP_MAC_STATS_BASE + 0x1f8)215 216#endif217