LXR linux/include/linux/qed/qed_eth

   1/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
   2/* QLogic qed NIC Driver
   3 * Copyright (c) 2015-2017  QLogic Corporation
   4 * Copyright (c) 2019-2020 Marvell International Ltd.
   5 */
   6
   7#ifndef _QED_ETH_IF_H
   8#define _QED_ETH_IF_H
   9
  10#include <linux/list.h>
  11#include <linux/if_link.h>
  12#include <linux/qed/eth_common.h>
  13#include <linux/qed/qed_if.h>
  14#include <linux/qed/qed_iov_if.h>
  15
  16/* 64 max queues * (1 rx + 4 tx-cos + 1 xdp) */
  17#define QED_MIN_L2_CONS (2 + NUM_PHYS_TCS_4PORT_K2)
  18#define QED_MAX_L2_CONS (64 * (QED_MIN_L2_CONS))
  19
  20struct qed_queue_start_common_params {
  21        /* Should always be relative to entity sending this. */
  22        u8 vport_id;
  23        u16 queue_id;
  24
  25        /* Relative, but relevant only for PFs */
  26        u8 stats_id;
  27
  28        struct qed_sb_info *p_sb;
  29        u8 sb_idx;
  30
  31        u8 tc;
  32};
  33
  34struct qed_rxq_start_ret_params {
  35        void __iomem *p_prod;
  36        void *p_handle;
  37};
  38
  39struct qed_txq_start_ret_params {
  40        void __iomem *p_doorbell;
  41        void *p_handle;
  42};
  43
  44enum qed_filter_config_mode {
  45        QED_FILTER_CONFIG_MODE_DISABLE,
  46        QED_FILTER_CONFIG_MODE_5_TUPLE,
  47        QED_FILTER_CONFIG_MODE_L4_PORT,
  48        QED_FILTER_CONFIG_MODE_IP_DEST,
  49        QED_FILTER_CONFIG_MODE_IP_SRC,
  50};
  51
  52struct qed_ntuple_filter_params {
  53        /* Physically mapped address containing header of buffer to be used
  54         * as filter.
  55         */
  56        dma_addr_t addr;
  57
  58        /* Length of header in bytes */
  59        u16 length;
  60
  61        /* Relative queue-id to receive classified packet */
  62#define QED_RFS_NTUPLE_QID_RSS ((u16)-1)
  63        u16 qid;
  64
  65        /* Identifier can either be according to vport-id or vfid */
  66        bool b_is_vf;
  67        u8 vport_id;
  68        u8 vf_id;
  69
  70        /* true iff this filter is to be added. Else to be removed */
  71        bool b_is_add;
  72
  73        /* If flow needs to be dropped */
  74        bool b_is_drop;
  75};
  76
  77struct qed_dev_eth_info {
  78        struct qed_dev_info common;
  79
  80        u8      num_queues;
  81        u8      num_tc;
  82
  83        u8      port_mac[ETH_ALEN];
  84        u16     num_vlan_filters;
  85        u16     num_mac_filters;
  86
  87        /* Legacy VF - this affects the datapath, so qede has to know */
  88        bool is_legacy;
  89
  90        /* Might depend on available resources [in case of VF] */
  91        bool xdp_supported;
  92};
  93
  94struct qed_update_vport_rss_params {
  95        void    *rss_ind_table[128];
  96        u32     rss_key[10];
  97        u8      rss_caps;
  98};
  99
 100struct qed_update_vport_params {
 101        u8 vport_id;
 102        u8 update_vport_active_flg;
 103        u8 vport_active_flg;
 104        u8 update_tx_switching_flg;
 105        u8 tx_switching_flg;
 106        u8 update_accept_any_vlan_flg;
 107        u8 accept_any_vlan;
 108        u8 update_rss_flg;
 109        struct qed_update_vport_rss_params rss_params;
 110};
 111
 112struct qed_start_vport_params {
 113        bool remove_inner_vlan;
 114        bool handle_ptp_pkts;
 115        bool gro_enable;
 116        bool drop_ttl0;
 117        u8 vport_id;
 118        u16 mtu;
 119        bool clear_stats;
 120};
 121
 122enum qed_filter_rx_mode_type {
 123        QED_FILTER_RX_MODE_TYPE_REGULAR,
 124        QED_FILTER_RX_MODE_TYPE_MULTI_PROMISC,
 125        QED_FILTER_RX_MODE_TYPE_PROMISC,
 126};
 127
 128enum qed_filter_xcast_params_type {
 129        QED_FILTER_XCAST_TYPE_ADD,
 130        QED_FILTER_XCAST_TYPE_DEL,
 131        QED_FILTER_XCAST_TYPE_REPLACE,
 132};
 133
 134struct qed_filter_ucast_params {
 135        enum qed_filter_xcast_params_type type;
 136        u8 vlan_valid;
 137        u16 vlan;
 138        u8 mac_valid;
 139        unsigned char mac[ETH_ALEN];
 140};
 141
 142struct qed_filter_mcast_params {
 143        enum qed_filter_xcast_params_type type;
 144        u8 num;
 145        unsigned char mac[64][ETH_ALEN];
 146};
 147
 148union qed_filter_type_params {
 149        enum qed_filter_rx_mode_type accept_flags;
 150        struct qed_filter_ucast_params ucast;
 151        struct qed_filter_mcast_params mcast;
 152};
 153
 154enum qed_filter_type {
 155        QED_FILTER_TYPE_UCAST,
 156        QED_FILTER_TYPE_MCAST,
 157        QED_FILTER_TYPE_RX_MODE,
 158        QED_MAX_FILTER_TYPES,
 159};
 160
 161struct qed_filter_params {
 162        enum qed_filter_type type;
 163        union qed_filter_type_params filter;
 164};
 165
 166struct qed_tunn_params {
 167        u16 vxlan_port;
 168        u8 update_vxlan_port;
 169        u16 geneve_port;
 170        u8 update_geneve_port;
 171};
 172
 173struct qed_eth_cb_ops {
 174        struct qed_common_cb_ops common;
 175        void (*force_mac) (void *dev, u8 *mac, bool forced);
 176        void (*ports_update)(void *dev, u16 vxlan_port, u16 geneve_port);
 177};
 178
 179#define QED_MAX_PHC_DRIFT_PPB   291666666
 180
 181enum qed_ptp_filter_type {
 182        QED_PTP_FILTER_NONE,
 183        QED_PTP_FILTER_ALL,
 184        QED_PTP_FILTER_V1_L4_EVENT,
 185        QED_PTP_FILTER_V1_L4_GEN,
 186        QED_PTP_FILTER_V2_L4_EVENT,
 187        QED_PTP_FILTER_V2_L4_GEN,
 188        QED_PTP_FILTER_V2_L2_EVENT,
 189        QED_PTP_FILTER_V2_L2_GEN,
 190        QED_PTP_FILTER_V2_EVENT,
 191        QED_PTP_FILTER_V2_GEN
 192};
 193
 194enum qed_ptp_hwtstamp_tx_type {
 195        QED_PTP_HWTSTAMP_TX_OFF,
 196        QED_PTP_HWTSTAMP_TX_ON,
 197};
 198
 199#ifdef CONFIG_DCB
 200/* Prototype declaration of qed_eth_dcbnl_ops should match with the declaration
 201 * of dcbnl_rtnl_ops structure.
 202 */
 203struct qed_eth_dcbnl_ops {
 204        /* IEEE 802.1Qaz std */
 205        int (*ieee_getpfc)(struct qed_dev *cdev, struct ieee_pfc *pfc);
 206        int (*ieee_setpfc)(struct qed_dev *cdev, struct ieee_pfc *pfc);
 207        int (*ieee_getets)(struct qed_dev *cdev, struct ieee_ets *ets);
 208        int (*ieee_setets)(struct qed_dev *cdev, struct ieee_ets *ets);
 209        int (*ieee_peer_getets)(struct qed_dev *cdev, struct ieee_ets *ets);
 210        int (*ieee_peer_getpfc)(struct qed_dev *cdev, struct ieee_pfc *pfc);
 211        int (*ieee_getapp)(struct qed_dev *cdev, struct dcb_app *app);
 212        int (*ieee_setapp)(struct qed_dev *cdev, struct dcb_app *app);
 213
 214        /* CEE std */
 215        u8 (*getstate)(struct qed_dev *cdev);
 216        u8 (*setstate)(struct qed_dev *cdev, u8 state);
 217        void (*getpgtccfgtx)(struct qed_dev *cdev, int prio, u8 *prio_type,
 218                             u8 *pgid, u8 *bw_pct, u8 *up_map);
 219        void (*getpgbwgcfgtx)(struct qed_dev *cdev, int pgid, u8 *bw_pct);
 220        void (*getpgtccfgrx)(struct qed_dev *cdev, int prio, u8 *prio_type,
 221                             u8 *pgid, u8 *bw_pct, u8 *up_map);
 222        void (*getpgbwgcfgrx)(struct qed_dev *cdev, int pgid, u8 *bw_pct);
 223        void (*getpfccfg)(struct qed_dev *cdev, int prio, u8 *setting);
 224        void (*setpfccfg)(struct qed_dev *cdev, int prio, u8 setting);
 225        u8 (*getcap)(struct qed_dev *cdev, int capid, u8 *cap);
 226        int (*getnumtcs)(struct qed_dev *cdev, int tcid, u8 *num);
 227        u8 (*getpfcstate)(struct qed_dev *cdev);
 228        int (*getapp)(struct qed_dev *cdev, u8 idtype, u16 id);
 229        u8 (*getfeatcfg)(struct qed_dev *cdev, int featid, u8 *flags);
 230
 231        /* DCBX configuration */
 232        u8 (*getdcbx)(struct qed_dev *cdev);
 233        void (*setpgtccfgtx)(struct qed_dev *cdev, int prio,
 234                             u8 pri_type, u8 pgid, u8 bw_pct, u8 up_map);
 235        void (*setpgtccfgrx)(struct qed_dev *cdev, int prio,
 236                             u8 pri_type, u8 pgid, u8 bw_pct, u8 up_map);
 237        void (*setpgbwgcfgtx)(struct qed_dev *cdev, int pgid, u8 bw_pct);
 238        void (*setpgbwgcfgrx)(struct qed_dev *cdev, int pgid, u8 bw_pct);
 239        u8 (*setall)(struct qed_dev *cdev);
 240        int (*setnumtcs)(struct qed_dev *cdev, int tcid, u8 num);
 241        void (*setpfcstate)(struct qed_dev *cdev, u8 state);
 242        int (*setapp)(struct qed_dev *cdev, u8 idtype, u16 idval, u8 up);
 243        u8 (*setdcbx)(struct qed_dev *cdev, u8 state);
 244        u8 (*setfeatcfg)(struct qed_dev *cdev, int featid, u8 flags);
 245
 246        /* Peer apps */
 247        int (*peer_getappinfo)(struct qed_dev *cdev,
 248                               struct dcb_peer_app_info *info,
 249                               u16 *app_count);
 250        int (*peer_getapptable)(struct qed_dev *cdev, struct dcb_app *table);
 251
 252        /* CEE peer */
 253        int (*cee_peer_getpfc)(struct qed_dev *cdev, struct cee_pfc *pfc);
 254        int (*cee_peer_getpg)(struct qed_dev *cdev, struct cee_pg *pg);
 255};
 256#endif
 257
 258struct qed_eth_ptp_ops {
 259        int (*cfg_filters)(struct qed_dev *, enum qed_ptp_filter_type,
 260                           enum qed_ptp_hwtstamp_tx_type);
 261        int (*read_rx_ts)(struct qed_dev *, u64 *);
 262        int (*read_tx_ts)(struct qed_dev *, u64 *);
 263        int (*read_cc)(struct qed_dev *, u64 *);
 264        int (*disable)(struct qed_dev *);
 265        int (*adjfreq)(struct qed_dev *, s32);
 266        int (*enable)(struct qed_dev *);
 267};
 268
 269struct qed_eth_ops {
 270        const struct qed_common_ops *common;
 271#ifdef CONFIG_QED_SRIOV
 272        const struct qed_iov_hv_ops *iov;
 273#endif
 274#ifdef CONFIG_DCB
 275        const struct qed_eth_dcbnl_ops *dcb;
 276#endif
 277        const struct qed_eth_ptp_ops *ptp;
 278
 279        int (*fill_dev_info)(struct qed_dev *cdev,
 280                             struct qed_dev_eth_info *info);
 281
 282        void (*register_ops)(struct qed_dev *cdev,
 283                             struct qed_eth_cb_ops *ops,
 284                             void *cookie);
 285
 286         bool(*check_mac) (struct qed_dev *cdev, u8 *mac);
 287
 288        int (*vport_start)(struct qed_dev *cdev,
 289                           struct qed_start_vport_params *params);
 290
 291        int (*vport_stop)(struct qed_dev *cdev,
 292                          u8 vport_id);
 293
 294        int (*vport_update)(struct qed_dev *cdev,
 295                            struct qed_update_vport_params *params);
 296
 297        int (*q_rx_start)(struct qed_dev *cdev,
 298                          u8 rss_num,
 299                          struct qed_queue_start_common_params *params,
 300                          u16 bd_max_bytes,
 301                          dma_addr_t bd_chain_phys_addr,
 302                          dma_addr_t cqe_pbl_addr,
 303                          u16 cqe_pbl_size,
 304                          struct qed_rxq_start_ret_params *ret_params);
 305
 306        int (*q_rx_stop)(struct qed_dev *cdev, u8 rss_id, void *handle);
 307
 308        int (*q_tx_start)(struct qed_dev *cdev,
 309                          u8 rss_num,
 310                          struct qed_queue_start_common_params *params,
 311                          dma_addr_t pbl_addr,
 312                          u16 pbl_size,
 313                          struct qed_txq_start_ret_params *ret_params);
 314
 315        int (*q_tx_stop)(struct qed_dev *cdev, u8 rss_id, void *handle);
 316
 317        int (*filter_config)(struct qed_dev *cdev,
 318                             struct qed_filter_params *params);
 319
 320        int (*fastpath_stop)(struct qed_dev *cdev);
 321
 322        int (*eth_cqe_completion)(struct qed_dev *cdev,
 323                                  u8 rss_id,
 324                                  struct eth_slow_path_rx_cqe *cqe);
 325
 326        void (*get_vport_stats)(struct qed_dev *cdev,
 327                                struct qed_eth_stats *stats);
 328
 329        int (*tunn_config)(struct qed_dev *cdev,
 330                           struct qed_tunn_params *params);
 331
 332        int (*ntuple_filter_config)(struct qed_dev *cdev,
 333                                    void *cookie,
 334                                    struct qed_ntuple_filter_params *params);
 335
 336        int (*configure_arfs_searcher)(struct qed_dev *cdev,
 337                                       enum qed_filter_config_mode mode);
 338        int (*get_coalesce)(struct qed_dev *cdev, u16 *coal, void *handle);
 339        int (*req_bulletin_update_mac)(struct qed_dev *cdev, u8 *mac);
 340};
 341
 342const struct qed_eth_ops *qed_get_eth_ops(void);
 343void qed_put_eth_ops(void);
 344
 345#endif
 346