include/linux/qed/qed_eth_if.h

   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
  20 struct 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
  34 struct qed_rxq_start_ret_params {
  35         void __iomem *p_prod;
  36         void *p_handle;
  37 };
  38
  39 struct qed_txq_start_ret_params {
  40         void __iomem *p_doorbell;
  41         void *p_handle;
  42 };
  43
  44 enum 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
  52 struct 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
  77 struct 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
  94 struct qed_update_vport_rss_params {
  95         void    *rss_ind_table[128];
  96         u32     rss_key[10];
  97         u8      rss_caps;
  98 };
  99
 100 struct 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
 112 struct 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
 122 enum 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
 128 enum 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
 134 struct 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
 142 struct qed_filter_mcast_params {
 143         enum qed_filter_xcast_params_type type;
 144         u8 num;
 145         unsigned char mac[64][ETH_ALEN];
 146 };
 147
 148 enum qed_filter_type {
 149         QED_FILTER_TYPE_UCAST,
 150         QED_FILTER_TYPE_MCAST,
 151         QED_FILTER_TYPE_RX_MODE,
 152         QED_MAX_FILTER_TYPES,
 153 };
 154
 155 struct qed_tunn_params {
 156         u16 vxlan_port;
 157         u8 update_vxlan_port;
 158         u16 geneve_port;
 159         u8 update_geneve_port;
 160 };
 161
 162 struct qed_eth_cb_ops {
 163         struct qed_common_cb_ops common;
 164         void (*force_mac) (void *dev, u8 *mac, bool forced);
 165         void (*ports_update)(void *dev, u16 vxlan_port, u16 geneve_port);
 166 };
 167
 168 #define QED_MAX_PHC_DRIFT_PPB   291666666
 169
 170 enum qed_ptp_filter_type {
 171         QED_PTP_FILTER_NONE,
 172         QED_PTP_FILTER_ALL,
 173         QED_PTP_FILTER_V1_L4_EVENT,
 174         QED_PTP_FILTER_V1_L4_GEN,
 175         QED_PTP_FILTER_V2_L4_EVENT,
 176         QED_PTP_FILTER_V2_L4_GEN,
 177         QED_PTP_FILTER_V2_L2_EVENT,
 178         QED_PTP_FILTER_V2_L2_GEN,
 179         QED_PTP_FILTER_V2_EVENT,
 180         QED_PTP_FILTER_V2_GEN
 181 };
 182
 183 enum qed_ptp_hwtstamp_tx_type {
 184         QED_PTP_HWTSTAMP_TX_OFF,
 185         QED_PTP_HWTSTAMP_TX_ON,
 186 };
 187
 188 #ifdef CONFIG_DCB
 189 /* Prototype declaration of qed_eth_dcbnl_ops should match with the declaration
 190  * of dcbnl_rtnl_ops structure.
 191  */
 192 struct qed_eth_dcbnl_ops {
 193         /* IEEE 802.1Qaz std */
 194         int (*ieee_getpfc)(struct qed_dev *cdev, struct ieee_pfc *pfc);
 195         int (*ieee_setpfc)(struct qed_dev *cdev, struct ieee_pfc *pfc);
 196         int (*ieee_getets)(struct qed_dev *cdev, struct ieee_ets *ets);
 197         int (*ieee_setets)(struct qed_dev *cdev, struct ieee_ets *ets);
 198         int (*ieee_peer_getets)(struct qed_dev *cdev, struct ieee_ets *ets);
 199         int (*ieee_peer_getpfc)(struct qed_dev *cdev, struct ieee_pfc *pfc);
 200         int (*ieee_getapp)(struct qed_dev *cdev, struct dcb_app *app);
 201         int (*ieee_setapp)(struct qed_dev *cdev, struct dcb_app *app);
 202
 203         /* CEE std */
 204         u8 (*getstate)(struct qed_dev *cdev);
 205         u8 (*setstate)(struct qed_dev *cdev, u8 state);
 206         void (*getpgtccfgtx)(struct qed_dev *cdev, int prio, u8 *prio_type,
 207                              u8 *pgid, u8 *bw_pct, u8 *up_map);
 208         void (*getpgbwgcfgtx)(struct qed_dev *cdev, int pgid, u8 *bw_pct);
 209         void (*getpgtccfgrx)(struct qed_dev *cdev, int prio, u8 *prio_type,
 210                              u8 *pgid, u8 *bw_pct, u8 *up_map);
 211         void (*getpgbwgcfgrx)(struct qed_dev *cdev, int pgid, u8 *bw_pct);
 212         void (*getpfccfg)(struct qed_dev *cdev, int prio, u8 *setting);
 213         void (*setpfccfg)(struct qed_dev *cdev, int prio, u8 setting);
 214         u8 (*getcap)(struct qed_dev *cdev, int capid, u8 *cap);
 215         int (*getnumtcs)(struct qed_dev *cdev, int tcid, u8 *num);
 216         u8 (*getpfcstate)(struct qed_dev *cdev);
 217         int (*getapp)(struct qed_dev *cdev, u8 idtype, u16 id);
 218         u8 (*getfeatcfg)(struct qed_dev *cdev, int featid, u8 *flags);
 219
 220         /* DCBX configuration */
 221         u8 (*getdcbx)(struct qed_dev *cdev);
 222         void (*setpgtccfgtx)(struct qed_dev *cdev, int prio,
 223                              u8 pri_type, u8 pgid, u8 bw_pct, u8 up_map);
 224         void (*setpgtccfgrx)(struct qed_dev *cdev, int prio,
 225                              u8 pri_type, u8 pgid, u8 bw_pct, u8 up_map);
 226         void (*setpgbwgcfgtx)(struct qed_dev *cdev, int pgid, u8 bw_pct);
 227         void (*setpgbwgcfgrx)(struct qed_dev *cdev, int pgid, u8 bw_pct);
 228         u8 (*setall)(struct qed_dev *cdev);
 229         int (*setnumtcs)(struct qed_dev *cdev, int tcid, u8 num);
 230         void (*setpfcstate)(struct qed_dev *cdev, u8 state);
 231         int (*setapp)(struct qed_dev *cdev, u8 idtype, u16 idval, u8 up);
 232         u8 (*setdcbx)(struct qed_dev *cdev, u8 state);
 233         u8 (*setfeatcfg)(struct qed_dev *cdev, int featid, u8 flags);
 234
 235         /* Peer apps */
 236         int (*peer_getappinfo)(struct qed_dev *cdev,
 237                                struct dcb_peer_app_info *info,
 238                                u16 *app_count);
 239         int (*peer_getapptable)(struct qed_dev *cdev, struct dcb_app *table);
 240
 241         /* CEE peer */
 242         int (*cee_peer_getpfc)(struct qed_dev *cdev, struct cee_pfc *pfc);
 243         int (*cee_peer_getpg)(struct qed_dev *cdev, struct cee_pg *pg);
 244 };
 245 #endif
 246
 247 struct qed_eth_ptp_ops {
 248         int (*cfg_filters)(struct qed_dev *, enum qed_ptp_filter_type,
 249                            enum qed_ptp_hwtstamp_tx_type);
 250         int (*read_rx_ts)(struct qed_dev *, u64 *);
 251         int (*read_tx_ts)(struct qed_dev *, u64 *);
 252         int (*read_cc)(struct qed_dev *, u64 *);
 253         int (*disable)(struct qed_dev *);
 254         int (*adjfreq)(struct qed_dev *, s32);
 255         int (*enable)(struct qed_dev *);
 256 };
 257
 258 struct qed_eth_ops {
 259         const struct qed_common_ops *common;
 260 #ifdef CONFIG_QED_SRIOV
 261         const struct qed_iov_hv_ops *iov;
 262 #endif
 263 #ifdef CONFIG_DCB
 264         const struct qed_eth_dcbnl_ops *dcb;
 265 #endif
 266         const struct qed_eth_ptp_ops *ptp;
 267
 268         int (*fill_dev_info)(struct qed_dev *cdev,
 269                              struct qed_dev_eth_info *info);
 270
 271         void (*register_ops)(struct qed_dev *cdev,
 272                              struct qed_eth_cb_ops *ops,
 273                              void *cookie);
 274
 275          bool(*check_mac) (struct qed_dev *cdev, u8 *mac);
 276
 277         int (*vport_start)(struct qed_dev *cdev,
 278                            struct qed_start_vport_params *params);
 279
 280         int (*vport_stop)(struct qed_dev *cdev,
 281                           u8 vport_id);
 282
 283         int (*vport_update)(struct qed_dev *cdev,
 284                             struct qed_update_vport_params *params);
 285
 286         int (*q_rx_start)(struct qed_dev *cdev,
 287                           u8 rss_num,
 288                           struct qed_queue_start_common_params *params,
 289                           u16 bd_max_bytes,
 290                           dma_addr_t bd_chain_phys_addr,
 291                           dma_addr_t cqe_pbl_addr,
 292                           u16 cqe_pbl_size,
 293                           struct qed_rxq_start_ret_params *ret_params);
 294
 295         int (*q_rx_stop)(struct qed_dev *cdev, u8 rss_id, void *handle);
 296
 297         int (*q_tx_start)(struct qed_dev *cdev,
 298                           u8 rss_num,
 299                           struct qed_queue_start_common_params *params,
 300                           dma_addr_t pbl_addr,
 301                           u16 pbl_size,
 302                           struct qed_txq_start_ret_params *ret_params);
 303
 304         int (*q_tx_stop)(struct qed_dev *cdev, u8 rss_id, void *handle);
 305
 306         int (*filter_config_rx_mode)(struct qed_dev *cdev,
 307                                      enum qed_filter_rx_mode_type type);
 308
 309         int (*filter_config_ucast)(struct qed_dev *cdev,
 310                                    struct qed_filter_ucast_params *params);
 311
 312         int (*filter_config_mcast)(struct qed_dev *cdev,
 313                                    struct qed_filter_mcast_params *params);
 314
 315         int (*fastpath_stop)(struct qed_dev *cdev);
 316
 317         int (*eth_cqe_completion)(struct qed_dev *cdev,
 318                                   u8 rss_id,
 319                                   struct eth_slow_path_rx_cqe *cqe);
 320
 321         void (*get_vport_stats)(struct qed_dev *cdev,
 322                                 struct qed_eth_stats *stats);
 323
 324         int (*tunn_config)(struct qed_dev *cdev,
 325                            struct qed_tunn_params *params);
 326
 327         int (*ntuple_filter_config)(struct qed_dev *cdev,
 328                                     void *cookie,
 329                                     struct qed_ntuple_filter_params *params);
 330
 331         int (*configure_arfs_searcher)(struct qed_dev *cdev,
 332                                        enum qed_filter_config_mode mode);
 333         int (*get_coalesce)(struct qed_dev *cdev, u16 *coal, void *handle);
 334         int (*req_bulletin_update_mac)(struct qed_dev *cdev, const u8 *mac);
 335 };
 336
 337 const struct qed_eth_ops *qed_get_eth_ops(void);
 338 void qed_put_eth_ops(void);
 339
 340 #endif