drivers/net/cnxk/cnxk_ethdev.h

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(C) 2021 Marvell.
   3  */
   4 #ifndef __CNXK_ETHDEV_H__
   5 #define __CNXK_ETHDEV_H__
   6
   7 #include <math.h>
   8 #include <stdint.h>
   9
  10 #include <ethdev_driver.h>
  11 #include <ethdev_pci.h>
  12 #include <rte_kvargs.h>
  13 #include <rte_mbuf.h>
  14 #include <rte_mbuf_pool_ops.h>
  15 #include <rte_mempool.h>
  16 #include <rte_mtr_driver.h>
  17 #include <rte_security.h>
  18 #include <rte_security_driver.h>
  19 #include <rte_tailq.h>
  20 #include <rte_time.h>
  21 #include <rte_tm_driver.h>
  22
  23 #include "roc_api.h"
  24
  25 #define CNXK_ETH_DEV_PMD_VERSION "1.0"
  26
  27 /* Used for struct cnxk_eth_dev::flags */
  28 #define CNXK_LINK_CFG_IN_PROGRESS_F BIT_ULL(0)
  29
  30 /* VLAN tag inserted by NIX_TX_VTAG_ACTION.
  31  * In Tx space is always reserved for this in FRS.
  32  */
  33 #define CNXK_NIX_MAX_VTAG_INS      2
  34 #define CNXK_NIX_MAX_VTAG_ACT_SIZE (4 * CNXK_NIX_MAX_VTAG_INS)
  35
  36 /* ETH_HLEN+ETH_FCS+2*VLAN_HLEN */
  37 #define CNXK_NIX_L2_OVERHEAD (RTE_ETHER_HDR_LEN + \
  38                               RTE_ETHER_CRC_LEN + \
  39                               CNXK_NIX_MAX_VTAG_ACT_SIZE)
  40
  41 #define CNXK_NIX_RX_MIN_DESC        16
  42 #define CNXK_NIX_RX_MIN_DESC_ALIGN  16
  43 #define CNXK_NIX_RX_NB_SEG_MAX      6
  44 #define CNXK_NIX_RX_DEFAULT_RING_SZ 4096
  45 /* Max supported SQB count */
  46 #define CNXK_NIX_TX_MAX_SQB 512
  47
  48 /* If PTP is enabled additional SEND MEM DESC is required which
  49  * takes 2 words, hence max 7 iova address are possible
  50  */
  51 #if defined(RTE_LIBRTE_IEEE1588)
  52 #define CNXK_NIX_TX_NB_SEG_MAX 7
  53 #else
  54 #define CNXK_NIX_TX_NB_SEG_MAX 9
  55 #endif
  56
  57 #define CNXK_NIX_TX_MSEG_SG_DWORDS                                             \
  58         ((RTE_ALIGN_MUL_CEIL(CNXK_NIX_TX_NB_SEG_MAX, 3) / 3) +                 \
  59          CNXK_NIX_TX_NB_SEG_MAX)
  60
  61 #define CNXK_NIX_RSS_L3_L4_SRC_DST                                             \
  62         (RTE_ETH_RSS_L3_SRC_ONLY | RTE_ETH_RSS_L3_DST_ONLY |                   \
  63          RTE_ETH_RSS_L4_SRC_ONLY | RTE_ETH_RSS_L4_DST_ONLY)
  64
  65 #define CNXK_NIX_RSS_OFFLOAD                                                   \
  66         (RTE_ETH_RSS_PORT | RTE_ETH_RSS_IP | RTE_ETH_RSS_UDP |                 \
  67          RTE_ETH_RSS_TCP | RTE_ETH_RSS_SCTP | RTE_ETH_RSS_TUNNEL |             \
  68          RTE_ETH_RSS_L2_PAYLOAD | CNXK_NIX_RSS_L3_L4_SRC_DST |                 \
  69          RTE_ETH_RSS_LEVEL_MASK | RTE_ETH_RSS_C_VLAN)
  70
  71 #define CNXK_NIX_TX_OFFLOAD_CAPA                                               \
  72         (RTE_ETH_TX_OFFLOAD_MBUF_FAST_FREE | RTE_ETH_TX_OFFLOAD_MT_LOCKFREE |          \
  73          RTE_ETH_TX_OFFLOAD_VLAN_INSERT | RTE_ETH_TX_OFFLOAD_QINQ_INSERT |             \
  74          RTE_ETH_TX_OFFLOAD_OUTER_IPV4_CKSUM | RTE_ETH_TX_OFFLOAD_OUTER_UDP_CKSUM |    \
  75          RTE_ETH_TX_OFFLOAD_TCP_CKSUM | RTE_ETH_TX_OFFLOAD_UDP_CKSUM |                 \
  76          RTE_ETH_TX_OFFLOAD_SCTP_CKSUM | RTE_ETH_TX_OFFLOAD_TCP_TSO |                  \
  77          RTE_ETH_TX_OFFLOAD_VXLAN_TNL_TSO | RTE_ETH_TX_OFFLOAD_GENEVE_TNL_TSO |        \
  78          RTE_ETH_TX_OFFLOAD_GRE_TNL_TSO | RTE_ETH_TX_OFFLOAD_MULTI_SEGS |              \
  79          RTE_ETH_TX_OFFLOAD_IPV4_CKSUM | RTE_ETH_TX_OFFLOAD_SECURITY)
  80
  81 #define CNXK_NIX_RX_OFFLOAD_CAPA                                               \
  82         (RTE_ETH_RX_OFFLOAD_CHECKSUM | RTE_ETH_RX_OFFLOAD_SCTP_CKSUM |         \
  83          RTE_ETH_RX_OFFLOAD_OUTER_IPV4_CKSUM | RTE_ETH_RX_OFFLOAD_SCATTER |    \
  84          RTE_ETH_RX_OFFLOAD_OUTER_UDP_CKSUM | RTE_ETH_RX_OFFLOAD_RSS_HASH |    \
  85          RTE_ETH_RX_OFFLOAD_TIMESTAMP | RTE_ETH_RX_OFFLOAD_VLAN_STRIP |        \
  86          RTE_ETH_RX_OFFLOAD_SECURITY)
  87
  88 #define RSS_IPV4_ENABLE                                                        \
  89         (RTE_ETH_RSS_IPV4 | RTE_ETH_RSS_FRAG_IPV4 |                            \
  90          RTE_ETH_RSS_NONFRAG_IPV4_UDP | RTE_ETH_RSS_NONFRAG_IPV4_TCP |         \
  91          RTE_ETH_RSS_NONFRAG_IPV4_SCTP)
  92
  93 #define RSS_IPV6_ENABLE                                                        \
  94         (RTE_ETH_RSS_IPV6 | RTE_ETH_RSS_FRAG_IPV6 |                            \
  95          RTE_ETH_RSS_NONFRAG_IPV6_UDP | RTE_ETH_RSS_NONFRAG_IPV6_TCP |         \
  96          RTE_ETH_RSS_NONFRAG_IPV6_SCTP)
  97
  98 #define RSS_IPV6_EX_ENABLE                                                     \
  99         (RTE_ETH_RSS_IPV6_EX | RTE_ETH_RSS_IPV6_TCP_EX | RTE_ETH_RSS_IPV6_UDP_EX)
 100
 101 #define RSS_MAX_LEVELS 3
 102
 103 #define RSS_IPV4_INDEX 0
 104 #define RSS_IPV6_INDEX 1
 105 #define RSS_TCP_INDEX  2
 106 #define RSS_UDP_INDEX  3
 107 #define RSS_SCTP_INDEX 4
 108 #define RSS_DMAC_INDEX 5
 109
 110 /* Default mark value used when none is provided. */
 111 #define CNXK_FLOW_ACTION_FLAG_DEFAULT 0xffff
 112
 113 /* Default cycle counter mask */
 114 #define CNXK_CYCLECOUNTER_MASK     0xffffffffffffffffULL
 115 #define CNXK_NIX_TIMESYNC_RX_OFFSET 8
 116
 117 #define PTYPE_NON_TUNNEL_WIDTH    16
 118 #define PTYPE_TUNNEL_WIDTH        12
 119 #define PTYPE_NON_TUNNEL_ARRAY_SZ BIT(PTYPE_NON_TUNNEL_WIDTH)
 120 #define PTYPE_TUNNEL_ARRAY_SZ     BIT(PTYPE_TUNNEL_WIDTH)
 121 #define PTYPE_ARRAY_SZ                                                         \
 122         ((PTYPE_NON_TUNNEL_ARRAY_SZ + PTYPE_TUNNEL_ARRAY_SZ) * sizeof(uint16_t))
 123
 124 /* NIX_RX_PARSE_S's ERRCODE + ERRLEV (12 bits) */
 125 #define ERRCODE_ERRLEN_WIDTH 12
 126 #define ERR_ARRAY_SZ         ((BIT(ERRCODE_ERRLEN_WIDTH)) * sizeof(uint32_t))
 127
 128 /* Fastpath lookup */
 129 #define CNXK_NIX_FASTPATH_LOOKUP_MEM "cnxk_nix_fastpath_lookup_mem"
 130
 131 #define CNXK_NIX_UDP_TUN_BITMASK                                               \
 132         ((1ull << (RTE_MBUF_F_TX_TUNNEL_VXLAN >> 45)) |                               \
 133          (1ull << (RTE_MBUF_F_TX_TUNNEL_GENEVE >> 45)))
 134
 135 /* Subtype from inline outbound error event */
 136 #define CNXK_ETHDEV_SEC_OUTB_EV_SUB 0xFFUL
 137
 138 /* SPI will be in 20 bits of tag */
 139 #define CNXK_ETHDEV_SPI_TAG_MASK 0xFFFFFUL
 140
 141 #define CNXK_NIX_PFC_CHAN_COUNT 16
 142
 143 #define CNXK_TM_MARK_VLAN_DEI BIT_ULL(0)
 144 #define CNXK_TM_MARK_IP_DSCP  BIT_ULL(1)
 145 #define CNXK_TM_MARK_IP_ECN   BIT_ULL(2)
 146
 147 #define CNXK_TM_MARK_MASK                                                      \
 148         (CNXK_TM_MARK_VLAN_DEI | CNXK_TM_MARK_IP_DSCP | CNXK_TM_MARK_IP_ECN)
 149
 150 #define CNXK_TX_MARK_FMT_MASK (0xFFFFFFFFFFFFull)
 151
 152 struct cnxk_fc_cfg {
 153         enum rte_eth_fc_mode mode;
 154         uint8_t rx_pause;
 155         uint8_t tx_pause;
 156 };
 157
 158 struct cnxk_pfc_cfg {
 159         struct cnxk_fc_cfg fc_cfg;
 160         uint16_t class_en;
 161         uint16_t pause_time;
 162         uint8_t rx_tc;
 163         uint8_t rx_qid;
 164         uint8_t tx_tc;
 165         uint8_t tx_qid;
 166 };
 167
 168 struct cnxk_eth_qconf {
 169         union {
 170                 struct rte_eth_txconf tx;
 171                 struct rte_eth_rxconf rx;
 172         } conf;
 173         struct rte_mempool *mp;
 174         uint16_t nb_desc;
 175         uint8_t valid;
 176 };
 177
 178 struct cnxk_timesync_info {
 179         uint8_t rx_ready;
 180         uint64_t rx_tstamp;
 181         uint64_t rx_tstamp_dynflag;
 182         int tstamp_dynfield_offset;
 183         rte_iova_t tx_tstamp_iova;
 184         uint64_t *tx_tstamp;
 185 } __plt_cache_aligned;
 186
 187 struct cnxk_meter_node {
 188 #define MAX_PRV_MTR_NODES 10
 189         TAILQ_ENTRY(cnxk_meter_node) next;
 190         /**< Pointer to the next flow meter structure. */
 191         uint32_t id; /**< Usr mtr id. */
 192         struct cnxk_mtr_profile_node *profile;
 193         struct cnxk_mtr_policy_node *policy;
 194         uint32_t bpf_id; /**< Hw mtr id. */
 195         uint32_t rq_num;
 196         uint32_t *rq_id;
 197         uint16_t level;
 198         uint32_t prev_id[MAX_PRV_MTR_NODES]; /**< Prev mtr id for chaining */
 199         uint32_t prev_cnt;
 200         uint32_t next_id; /**< Next mtr id for chaining */
 201         bool is_prev;
 202         bool is_next;
 203         struct rte_mtr_params params;
 204         struct roc_nix_bpf_objs profs;
 205         bool is_used;
 206         uint32_t ref_cnt;
 207 };
 208
 209 struct action_rss {
 210         enum rte_eth_hash_function func;
 211         uint32_t level;
 212         uint64_t types;
 213         uint32_t key_len;
 214         uint32_t queue_num;
 215         uint8_t *key;
 216         uint16_t *queue;
 217 };
 218
 219 struct policy_actions {
 220         uint32_t action_fate;
 221         union {
 222                 uint16_t queue;
 223                 uint32_t mtr_id;
 224                 struct action_rss *rss_desc;
 225         };
 226 };
 227
 228 struct cnxk_mtr_policy_node {
 229         TAILQ_ENTRY(cnxk_mtr_policy_node) next;
 230         /**< Pointer to the next flow meter structure. */
 231         uint32_t id;     /**< Policy id */
 232         uint32_t mtr_id; /** Meter id */
 233         struct rte_mtr_meter_policy_params policy;
 234         struct policy_actions actions[RTE_COLORS];
 235         uint32_t ref_cnt;
 236 };
 237
 238 struct cnxk_mtr_profile_node {
 239         TAILQ_ENTRY(cnxk_mtr_profile_node) next;
 240         struct rte_mtr_meter_profile profile; /**< Profile detail. */
 241         uint32_t ref_cnt;                     /**< Use count. */
 242         uint32_t id;                          /**< Profile id. */
 243 };
 244
 245 TAILQ_HEAD(cnxk_mtr_profiles, cnxk_mtr_profile_node);
 246 TAILQ_HEAD(cnxk_mtr_policy, cnxk_mtr_policy_node);
 247 TAILQ_HEAD(cnxk_mtr, cnxk_meter_node);
 248
 249 /* Security session private data */
 250 struct cnxk_eth_sec_sess {
 251         /* List entry */
 252         TAILQ_ENTRY(cnxk_eth_sec_sess) entry;
 253
 254         /* Inbound SA is from NIX_RX_IPSEC_SA_BASE or
 255          * Outbound SA from roc_nix_inl_outb_sa_base_get()
 256          */
 257         void *sa;
 258
 259         /* SA index */
 260         uint32_t sa_idx;
 261
 262         /* SPI */
 263         uint32_t spi;
 264
 265         /* Back pointer to session */
 266         struct rte_security_session *sess;
 267
 268         /* Inbound */
 269         bool inb;
 270
 271         /* Inbound session on inl dev */
 272         bool inl_dev;
 273 };
 274
 275 TAILQ_HEAD(cnxk_eth_sec_sess_list, cnxk_eth_sec_sess);
 276
 277 /* Inbound security data */
 278 struct cnxk_eth_dev_sec_inb {
 279         /* IPSec inbound max SPI */
 280         uint16_t max_spi;
 281
 282         /* Using inbound with inline device */
 283         bool inl_dev;
 284
 285         /* Device argument to disable inline device usage for inb */
 286         bool no_inl_dev;
 287
 288         /* Active sessions */
 289         uint16_t nb_sess;
 290
 291         /* List of sessions */
 292         struct cnxk_eth_sec_sess_list list;
 293
 294         /* DPTR for WRITE_SA microcode op */
 295         void *sa_dptr;
 296
 297         /* Lock to synchronize sa setup/release */
 298         rte_spinlock_t lock;
 299 };
 300
 301 /* Outbound security data */
 302 struct cnxk_eth_dev_sec_outb {
 303         /* IPSec outbound max SA */
 304         uint16_t max_sa;
 305
 306         /* Per CPT LF descriptor count */
 307         uint32_t nb_desc;
 308
 309         /* SA Bitmap */
 310         struct plt_bitmap *sa_bmap;
 311
 312         /* SA bitmap memory */
 313         void *sa_bmap_mem;
 314
 315         /* SA base */
 316         uint64_t sa_base;
 317
 318         /* CPT LF base */
 319         struct roc_cpt_lf *lf_base;
 320
 321         /* Crypto queues => CPT lf count */
 322         uint16_t nb_crypto_qs;
 323
 324         /* FC sw mem */
 325         uint64_t *fc_sw_mem;
 326
 327         /* Active sessions */
 328         uint16_t nb_sess;
 329
 330         /* List of sessions */
 331         struct cnxk_eth_sec_sess_list list;
 332
 333         /* DPTR for WRITE_SA microcode op */
 334         void *sa_dptr;
 335
 336         /* Lock to synchronize sa setup/release */
 337         rte_spinlock_t lock;
 338 };
 339
 340 struct cnxk_eth_dev {
 341         /* ROC NIX */
 342         struct roc_nix nix;
 343
 344         /* ROC NPC */
 345         struct roc_npc npc;
 346
 347         /* ROC RQs, SQs and CQs */
 348         struct roc_nix_rq *rqs;
 349         struct roc_nix_sq *sqs;
 350         struct roc_nix_cq *cqs;
 351
 352         /* Configured queue count */
 353         uint16_t nb_rxq;
 354         uint16_t nb_txq;
 355         uint16_t nb_rxq_sso;
 356         uint8_t configured;
 357
 358         /* Max macfilter entries */
 359         uint8_t dmac_filter_count;
 360         uint8_t max_mac_entries;
 361         bool dmac_filter_enable;
 362
 363         uint16_t flags;
 364         uint8_t ptype_disable;
 365         bool scalar_ena;
 366         bool tx_mark;
 367         bool ptp_en;
 368         bool rx_mark_update; /* Enable/Disable mark update to mbuf */
 369
 370         /* Pointer back to rte */
 371         struct rte_eth_dev *eth_dev;
 372
 373         /* HW capabilities / Limitations */
 374         union {
 375                 struct {
 376                         uint64_t cq_min_4k : 1;
 377                         uint64_t ipsecd_drop_re_dis : 1;
 378                         uint64_t vec_drop_re_dis : 1;
 379                 };
 380                 uint64_t hwcap;
 381         };
 382
 383         /* Rx and Tx offload capabilities */
 384         uint64_t rx_offload_capa;
 385         uint64_t tx_offload_capa;
 386         uint32_t speed_capa;
 387         /* Configured Rx and Tx offloads */
 388         uint64_t rx_offloads;
 389         uint64_t tx_offloads;
 390         /* Platform specific offload flags */
 391         uint16_t rx_offload_flags;
 392         uint16_t tx_offload_flags;
 393
 394         /* ETHDEV RSS HF bitmask */
 395         uint64_t ethdev_rss_hf;
 396
 397         /* Saved qconf before lf realloc */
 398         struct cnxk_eth_qconf *tx_qconf;
 399         struct cnxk_eth_qconf *rx_qconf;
 400
 401         /* Flow control configuration */
 402         uint16_t pfc_tc_sq_map[CNXK_NIX_PFC_CHAN_COUNT];
 403         struct cnxk_pfc_cfg pfc_cfg;
 404         struct cnxk_fc_cfg fc_cfg;
 405
 406         /* PTP Counters */
 407         struct cnxk_timesync_info tstamp;
 408         struct rte_timecounter systime_tc;
 409         struct rte_timecounter rx_tstamp_tc;
 410         struct rte_timecounter tx_tstamp_tc;
 411         double clk_freq_mult;
 412         uint64_t clk_delta;
 413
 414         /* Ingress policer */
 415         enum roc_nix_bpf_color precolor_tbl[ROC_NIX_BPF_PRE_COLOR_MAX];
 416         struct cnxk_mtr_profiles mtr_profiles;
 417         struct cnxk_mtr_policy mtr_policy;
 418         struct cnxk_mtr mtr;
 419
 420         /* Rx burst for cleanup(Only Primary) */
 421         eth_rx_burst_t rx_pkt_burst_no_offload;
 422
 423         /* Default mac address */
 424         uint8_t mac_addr[RTE_ETHER_ADDR_LEN];
 425
 426         /* LSO Tunnel format indices */
 427         uint64_t lso_tun_fmt;
 428
 429         /* Per queue statistics counters */
 430         uint32_t txq_stat_map[RTE_ETHDEV_QUEUE_STAT_CNTRS];
 431         uint32_t rxq_stat_map[RTE_ETHDEV_QUEUE_STAT_CNTRS];
 432
 433         /* Security data */
 434         struct cnxk_eth_dev_sec_inb inb;
 435         struct cnxk_eth_dev_sec_outb outb;
 436
 437         /* Reassembly dynfield/flag offsets */
 438         int reass_dynfield_off;
 439         int reass_dynflag_bit;
 440 };
 441
 442 struct cnxk_eth_rxq_sp {
 443         struct cnxk_eth_dev *dev;
 444         struct cnxk_eth_qconf qconf;
 445         uint16_t qid;
 446 } __plt_cache_aligned;
 447
 448 struct cnxk_eth_txq_sp {
 449         struct cnxk_eth_dev *dev;
 450         struct cnxk_eth_qconf qconf;
 451         uint16_t qid;
 452 } __plt_cache_aligned;
 453
 454 static inline struct cnxk_eth_dev *
 455 cnxk_eth_pmd_priv(const struct rte_eth_dev *eth_dev)
 456 {
 457         return eth_dev->data->dev_private;
 458 }
 459
 460 static inline struct cnxk_eth_rxq_sp *
 461 cnxk_eth_rxq_to_sp(void *__rxq)
 462 {
 463         return ((struct cnxk_eth_rxq_sp *)__rxq) - 1;
 464 }
 465
 466 static inline struct cnxk_eth_txq_sp *
 467 cnxk_eth_txq_to_sp(void *__txq)
 468 {
 469         return ((struct cnxk_eth_txq_sp *)__txq) - 1;
 470 }
 471
 472 /* Common ethdev ops */
 473 extern struct eth_dev_ops cnxk_eth_dev_ops;
 474
 475 /* Common flow ops */
 476 extern struct rte_flow_ops cnxk_flow_ops;
 477
 478 /* Common security ops */
 479 extern struct rte_security_ops cnxk_eth_sec_ops;
 480
 481 /* Common tm ops */
 482 extern struct rte_tm_ops cnxk_tm_ops;
 483
 484 /* Ops */
 485 int cnxk_nix_probe(struct rte_pci_driver *pci_drv,
 486                    struct rte_pci_device *pci_dev);
 487 int cnxk_nix_remove(struct rte_pci_device *pci_dev);
 488 int cnxk_nix_mtu_set(struct rte_eth_dev *eth_dev, uint16_t mtu);
 489 int cnxk_nix_mc_addr_list_configure(struct rte_eth_dev *eth_dev,
 490                                     struct rte_ether_addr *mc_addr_set,
 491                                     uint32_t nb_mc_addr);
 492 int cnxk_nix_mac_addr_add(struct rte_eth_dev *eth_dev,
 493                           struct rte_ether_addr *addr, uint32_t index,
 494                           uint32_t pool);
 495 void cnxk_nix_mac_addr_del(struct rte_eth_dev *eth_dev, uint32_t index);
 496 int cnxk_nix_mac_addr_set(struct rte_eth_dev *eth_dev,
 497                           struct rte_ether_addr *addr);
 498 int cnxk_nix_promisc_enable(struct rte_eth_dev *eth_dev);
 499 int cnxk_nix_promisc_disable(struct rte_eth_dev *eth_dev);
 500 int cnxk_nix_allmulticast_enable(struct rte_eth_dev *eth_dev);
 501 int cnxk_nix_allmulticast_disable(struct rte_eth_dev *eth_dev);
 502 int cnxk_nix_info_get(struct rte_eth_dev *eth_dev,
 503                       struct rte_eth_dev_info *dev_info);
 504 int cnxk_nix_rx_burst_mode_get(struct rte_eth_dev *eth_dev, uint16_t queue_id,
 505                                struct rte_eth_burst_mode *mode);
 506 int cnxk_nix_tx_burst_mode_get(struct rte_eth_dev *eth_dev, uint16_t queue_id,
 507                                struct rte_eth_burst_mode *mode);
 508 int cnxk_nix_flow_ctrl_set(struct rte_eth_dev *eth_dev,
 509                            struct rte_eth_fc_conf *fc_conf);
 510 int cnxk_nix_flow_ctrl_get(struct rte_eth_dev *eth_dev,
 511                            struct rte_eth_fc_conf *fc_conf);
 512 int cnxk_nix_priority_flow_ctrl_queue_config(struct rte_eth_dev *eth_dev,
 513                                              struct rte_eth_pfc_queue_conf *pfc_conf);
 514 int cnxk_nix_priority_flow_ctrl_queue_info_get(struct rte_eth_dev *eth_dev,
 515                                                struct rte_eth_pfc_queue_info *pfc_info);
 516 int cnxk_nix_set_link_up(struct rte_eth_dev *eth_dev);
 517 int cnxk_nix_set_link_down(struct rte_eth_dev *eth_dev);
 518 int cnxk_nix_get_module_info(struct rte_eth_dev *eth_dev,
 519                              struct rte_eth_dev_module_info *modinfo);
 520 int cnxk_nix_get_module_eeprom(struct rte_eth_dev *eth_dev,
 521                                struct rte_dev_eeprom_info *info);
 522 int cnxk_nix_rx_queue_intr_enable(struct rte_eth_dev *eth_dev,
 523                                   uint16_t rx_queue_id);
 524 int cnxk_nix_rx_queue_intr_disable(struct rte_eth_dev *eth_dev,
 525                                    uint16_t rx_queue_id);
 526 int cnxk_nix_pool_ops_supported(struct rte_eth_dev *eth_dev, const char *pool);
 527 int cnxk_nix_tx_done_cleanup(void *txq, uint32_t free_cnt);
 528 int cnxk_nix_flow_ops_get(struct rte_eth_dev *eth_dev,
 529                           const struct rte_flow_ops **ops);
 530 int cnxk_nix_configure(struct rte_eth_dev *eth_dev);
 531 int cnxk_nix_tx_queue_setup(struct rte_eth_dev *eth_dev, uint16_t qid,
 532                             uint16_t nb_desc, uint16_t fp_tx_q_sz,
 533                             const struct rte_eth_txconf *tx_conf);
 534 int cnxk_nix_rx_queue_setup(struct rte_eth_dev *eth_dev, uint16_t qid,
 535                             uint16_t nb_desc, uint16_t fp_rx_q_sz,
 536                             const struct rte_eth_rxconf *rx_conf,
 537                             struct rte_mempool *mp);
 538 int cnxk_nix_tx_queue_start(struct rte_eth_dev *eth_dev, uint16_t qid);
 539 int cnxk_nix_tx_queue_stop(struct rte_eth_dev *eth_dev, uint16_t qid);
 540 int cnxk_nix_dev_start(struct rte_eth_dev *eth_dev);
 541 int cnxk_nix_timesync_enable(struct rte_eth_dev *eth_dev);
 542 int cnxk_nix_timesync_disable(struct rte_eth_dev *eth_dev);
 543 int cnxk_nix_timesync_read_rx_timestamp(struct rte_eth_dev *eth_dev,
 544                                         struct timespec *timestamp,
 545                                         uint32_t flags);
 546 int cnxk_nix_timesync_read_tx_timestamp(struct rte_eth_dev *eth_dev,
 547                                         struct timespec *timestamp);
 548 int cnxk_nix_timesync_read_time(struct rte_eth_dev *eth_dev,
 549                                 struct timespec *ts);
 550 int cnxk_nix_timesync_write_time(struct rte_eth_dev *eth_dev,
 551                                  const struct timespec *ts);
 552 int cnxk_nix_timesync_adjust_time(struct rte_eth_dev *eth_dev, int64_t delta);
 553 int cnxk_nix_tsc_convert(struct cnxk_eth_dev *dev);
 554 int cnxk_nix_read_clock(struct rte_eth_dev *eth_dev, uint64_t *clock);
 555
 556 uint64_t cnxk_nix_rxq_mbuf_setup(struct cnxk_eth_dev *dev);
 557 int cnxk_nix_tm_ops_get(struct rte_eth_dev *eth_dev, void *ops);
 558 int cnxk_nix_tm_set_queue_rate_limit(struct rte_eth_dev *eth_dev,
 559                                      uint16_t queue_idx, uint16_t tx_rate);
 560 int cnxk_nix_tm_mark_vlan_dei(struct rte_eth_dev *eth_dev, int mark_green,
 561                               int mark_yellow, int mark_red,
 562                               struct rte_tm_error *error);
 563 int cnxk_nix_tm_mark_ip_ecn(struct rte_eth_dev *eth_dev, int mark_green,
 564                             int mark_yellow, int mark_red,
 565                             struct rte_tm_error *error);
 566 int cnxk_nix_tm_mark_ip_dscp(struct rte_eth_dev *eth_dev, int mark_green,
 567                              int mark_yellow, int mark_red,
 568                              struct rte_tm_error *error);
 569
 570 /* MTR */
 571 int cnxk_nix_mtr_ops_get(struct rte_eth_dev *dev, void *ops);
 572
 573 /* RSS */
 574 uint32_t cnxk_rss_ethdev_to_nix(struct cnxk_eth_dev *dev, uint64_t ethdev_rss,
 575                                 uint8_t rss_level);
 576 int cnxk_nix_reta_update(struct rte_eth_dev *eth_dev,
 577                          struct rte_eth_rss_reta_entry64 *reta_conf,
 578                          uint16_t reta_size);
 579 int cnxk_nix_reta_query(struct rte_eth_dev *eth_dev,
 580                         struct rte_eth_rss_reta_entry64 *reta_conf,
 581                         uint16_t reta_size);
 582 int cnxk_nix_rss_hash_update(struct rte_eth_dev *eth_dev,
 583                              struct rte_eth_rss_conf *rss_conf);
 584 int cnxk_nix_rss_hash_conf_get(struct rte_eth_dev *eth_dev,
 585                                struct rte_eth_rss_conf *rss_conf);
 586
 587 /* Link */
 588 void cnxk_nix_toggle_flag_link_cfg(struct cnxk_eth_dev *dev, bool set);
 589 void cnxk_eth_dev_link_status_cb(struct roc_nix *nix,
 590                                  struct roc_nix_link_info *link);
 591 void cnxk_eth_dev_link_status_get_cb(struct roc_nix *nix,
 592                                      struct roc_nix_link_info *link);
 593 int cnxk_nix_link_update(struct rte_eth_dev *eth_dev, int wait_to_complete);
 594 int cnxk_nix_queue_stats_mapping(struct rte_eth_dev *dev, uint16_t queue_id,
 595                                  uint8_t stat_idx, uint8_t is_rx);
 596 int cnxk_nix_stats_reset(struct rte_eth_dev *dev);
 597 int cnxk_nix_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats);
 598 int cnxk_nix_xstats_get(struct rte_eth_dev *eth_dev,
 599                         struct rte_eth_xstat *xstats, unsigned int n);
 600 int cnxk_nix_xstats_get_names(struct rte_eth_dev *eth_dev,
 601                               struct rte_eth_xstat_name *xstats_names,
 602                               unsigned int limit);
 603 int cnxk_nix_xstats_get_names_by_id(struct rte_eth_dev *eth_dev,
 604                                     const uint64_t *ids,
 605                                     struct rte_eth_xstat_name *xstats_names,
 606                                     unsigned int limit);
 607 int cnxk_nix_xstats_get_by_id(struct rte_eth_dev *eth_dev, const uint64_t *ids,
 608                               uint64_t *values, unsigned int n);
 609 int cnxk_nix_xstats_reset(struct rte_eth_dev *eth_dev);
 610 int cnxk_nix_fw_version_get(struct rte_eth_dev *eth_dev, char *fw_version,
 611                             size_t fw_size);
 612 void cnxk_nix_rxq_info_get(struct rte_eth_dev *eth_dev, uint16_t qid,
 613                            struct rte_eth_rxq_info *qinfo);
 614 void cnxk_nix_txq_info_get(struct rte_eth_dev *eth_dev, uint16_t qid,
 615                            struct rte_eth_txq_info *qinfo);
 616
 617 /* Queue status */
 618 int cnxk_nix_rx_descriptor_status(void *rxq, uint16_t offset);
 619 int cnxk_nix_tx_descriptor_status(void *txq, uint16_t offset);
 620 uint32_t cnxk_nix_rx_queue_count(void *rxq);
 621
 622 /* Lookup configuration */
 623 const uint32_t *cnxk_nix_supported_ptypes_get(struct rte_eth_dev *eth_dev);
 624 void *cnxk_nix_fastpath_lookup_mem_get(void);
 625
 626 /* Devargs */
 627 int cnxk_ethdev_parse_devargs(struct rte_devargs *devargs,
 628                               struct cnxk_eth_dev *dev);
 629
 630 /* Debug */
 631 int cnxk_nix_dev_get_reg(struct rte_eth_dev *eth_dev,
 632                          struct rte_dev_reg_info *regs);
 633 /* Security */
 634 int cnxk_eth_outb_sa_idx_get(struct cnxk_eth_dev *dev, uint32_t *idx_p,
 635                              uint32_t spi);
 636 int cnxk_eth_outb_sa_idx_put(struct cnxk_eth_dev *dev, uint32_t idx);
 637 int cnxk_nix_lookup_mem_sa_base_set(struct cnxk_eth_dev *dev);
 638 int cnxk_nix_lookup_mem_sa_base_clear(struct cnxk_eth_dev *dev);
 639 __rte_internal
 640 int cnxk_nix_inb_mode_set(struct cnxk_eth_dev *dev, bool use_inl_dev);
 641 struct cnxk_eth_sec_sess *cnxk_eth_sec_sess_get_by_spi(struct cnxk_eth_dev *dev,
 642                                                        uint32_t spi, bool inb);
 643 struct cnxk_eth_sec_sess *
 644 cnxk_eth_sec_sess_get_by_sess(struct cnxk_eth_dev *dev,
 645                               struct rte_security_session *sess);
 646
 647 /* Other private functions */
 648 int nix_recalc_mtu(struct rte_eth_dev *eth_dev);
 649 int nix_mtr_validate(struct rte_eth_dev *dev, uint32_t id);
 650 int nix_mtr_policy_act_get(struct rte_eth_dev *eth_dev, uint32_t id,
 651                            struct cnxk_mtr_policy_node **policy);
 652 int nix_mtr_rq_update(struct rte_eth_dev *eth_dev, uint32_t id,
 653                       uint32_t queue_num, const uint16_t *queue);
 654 int nix_mtr_chain_update(struct rte_eth_dev *eth_dev, uint32_t cur_id,
 655                          uint32_t prev_id, uint32_t next_id);
 656 int nix_mtr_chain_reset(struct rte_eth_dev *eth_dev, uint32_t cur_id);
 657 struct cnxk_meter_node *nix_get_mtr(struct rte_eth_dev *eth_dev,
 658                                     uint32_t cur_id);
 659 int nix_mtr_level_update(struct rte_eth_dev *eth_dev, uint32_t id,
 660                          uint32_t level);
 661 int nix_mtr_capabilities_init(struct rte_eth_dev *eth_dev);
 662 int nix_mtr_configure(struct rte_eth_dev *eth_dev, uint32_t id);
 663 int nix_mtr_connect(struct rte_eth_dev *eth_dev, uint32_t id);
 664 int nix_mtr_destroy(struct rte_eth_dev *eth_dev, uint32_t id,
 665                     struct rte_mtr_error *error);
 666 int nix_mtr_color_action_validate(struct rte_eth_dev *eth_dev, uint32_t id,
 667                                   uint32_t *prev_id, uint32_t *next_id,
 668                                   struct cnxk_mtr_policy_node *policy,
 669                                   int *tree_level);
 670 int nix_priority_flow_ctrl_configure(struct rte_eth_dev *eth_dev,
 671                                      struct cnxk_pfc_cfg *conf);
 672
 673 /* Inlines */
 674 static __rte_always_inline uint64_t
 675 cnxk_pktmbuf_detach(struct rte_mbuf *m)
 676 {
 677         struct rte_mempool *mp = m->pool;
 678         uint32_t mbuf_size, buf_len;
 679         struct rte_mbuf *md;
 680         uint16_t priv_size;
 681         uint16_t refcount;
 682
 683         /* Update refcount of direct mbuf */
 684         md = rte_mbuf_from_indirect(m);
 685         refcount = rte_mbuf_refcnt_update(md, -1);
 686
 687         priv_size = rte_pktmbuf_priv_size(mp);
 688         mbuf_size = (uint32_t)(sizeof(struct rte_mbuf) + priv_size);
 689         buf_len = rte_pktmbuf_data_room_size(mp);
 690
 691         m->priv_size = priv_size;
 692         m->buf_addr = (char *)m + mbuf_size;
 693         m->buf_iova = rte_mempool_virt2iova(m) + mbuf_size;
 694         m->buf_len = (uint16_t)buf_len;
 695         rte_pktmbuf_reset_headroom(m);
 696         m->data_len = 0;
 697         m->ol_flags = 0;
 698         m->next = NULL;
 699         m->nb_segs = 1;
 700
 701         /* Now indirect mbuf is safe to free */
 702         rte_pktmbuf_free(m);
 703
 704         if (refcount == 0) {
 705                 rte_mbuf_refcnt_set(md, 1);
 706                 md->data_len = 0;
 707                 md->ol_flags = 0;
 708                 md->next = NULL;
 709                 md->nb_segs = 1;
 710                 return 0;
 711         } else {
 712                 return 1;
 713         }
 714 }
 715
 716 static __rte_always_inline uint64_t
 717 cnxk_nix_prefree_seg(struct rte_mbuf *m)
 718 {
 719         if (likely(rte_mbuf_refcnt_read(m) == 1)) {
 720                 if (!RTE_MBUF_DIRECT(m))
 721                         return cnxk_pktmbuf_detach(m);
 722
 723                 m->next = NULL;
 724                 m->nb_segs = 1;
 725                 return 0;
 726         } else if (rte_mbuf_refcnt_update(m, -1) == 0) {
 727                 if (!RTE_MBUF_DIRECT(m))
 728                         return cnxk_pktmbuf_detach(m);
 729
 730                 rte_mbuf_refcnt_set(m, 1);
 731                 m->next = NULL;
 732                 m->nb_segs = 1;
 733                 return 0;
 734         }
 735
 736         /* Mbuf is having refcount more than 1 so need not to be freed */
 737         return 1;
 738 }
 739
 740 static inline rte_mbuf_timestamp_t *
 741 cnxk_nix_timestamp_dynfield(struct rte_mbuf *mbuf,
 742                             struct cnxk_timesync_info *info)
 743 {
 744         return RTE_MBUF_DYNFIELD(mbuf, info->tstamp_dynfield_offset,
 745                                  rte_mbuf_timestamp_t *);
 746 }
 747
 748 static __rte_always_inline uintptr_t
 749 cnxk_nix_sa_base_get(uint16_t port, const void *lookup_mem)
 750 {
 751         uintptr_t sa_base_tbl;
 752
 753         sa_base_tbl = (uintptr_t)lookup_mem;
 754         sa_base_tbl += PTYPE_ARRAY_SZ + ERR_ARRAY_SZ;
 755         return *((const uintptr_t *)sa_base_tbl + port);
 756 }
 757
 758 #endif /* __CNXK_ETHDEV_H__ */