1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(C) 2021 Marvell.
4 #ifndef __CNXK_ETHDEV_H__
5 #define __CNXK_ETHDEV_H__
10 #include <ethdev_driver.h>
11 #include <ethdev_pci.h>
12 #include <rte_kvargs.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>
24 #define CNXK_ETH_DEV_PMD_VERSION "1.0"
26 /* Used for struct cnxk_eth_dev::flags */
27 #define CNXK_LINK_CFG_IN_PROGRESS_F BIT_ULL(0)
29 /* VLAN tag inserted by NIX_TX_VTAG_ACTION.
30 * In Tx space is always reserved for this in FRS.
32 #define CNXK_NIX_MAX_VTAG_INS 2
33 #define CNXK_NIX_MAX_VTAG_ACT_SIZE (4 * CNXK_NIX_MAX_VTAG_INS)
35 /* ETH_HLEN+ETH_FCS+2*VLAN_HLEN */
36 #define CNXK_NIX_L2_OVERHEAD (RTE_ETHER_HDR_LEN + \
38 CNXK_NIX_MAX_VTAG_ACT_SIZE)
40 #define CNXK_NIX_RX_MIN_DESC 16
41 #define CNXK_NIX_RX_MIN_DESC_ALIGN 16
42 #define CNXK_NIX_RX_NB_SEG_MAX 6
43 #define CNXK_NIX_RX_DEFAULT_RING_SZ 4096
44 /* Max supported SQB count */
45 #define CNXK_NIX_TX_MAX_SQB 512
47 /* If PTP is enabled additional SEND MEM DESC is required which
48 * takes 2 words, hence max 7 iova address are possible
50 #if defined(RTE_LIBRTE_IEEE1588)
51 #define CNXK_NIX_TX_NB_SEG_MAX 7
53 #define CNXK_NIX_TX_NB_SEG_MAX 9
56 #define CNXK_NIX_TX_MSEG_SG_DWORDS \
57 ((RTE_ALIGN_MUL_CEIL(CNXK_NIX_TX_NB_SEG_MAX, 3) / 3) + \
58 CNXK_NIX_TX_NB_SEG_MAX)
60 #define CNXK_NIX_RSS_L3_L4_SRC_DST \
61 (RTE_ETH_RSS_L3_SRC_ONLY | RTE_ETH_RSS_L3_DST_ONLY | \
62 RTE_ETH_RSS_L4_SRC_ONLY | RTE_ETH_RSS_L4_DST_ONLY)
64 #define CNXK_NIX_RSS_OFFLOAD \
65 (RTE_ETH_RSS_PORT | RTE_ETH_RSS_IP | RTE_ETH_RSS_UDP | \
66 RTE_ETH_RSS_TCP | RTE_ETH_RSS_SCTP | RTE_ETH_RSS_TUNNEL | \
67 RTE_ETH_RSS_L2_PAYLOAD | CNXK_NIX_RSS_L3_L4_SRC_DST | \
68 RTE_ETH_RSS_LEVEL_MASK | RTE_ETH_RSS_C_VLAN)
70 #define CNXK_NIX_TX_OFFLOAD_CAPA \
71 (RTE_ETH_TX_OFFLOAD_MBUF_FAST_FREE | RTE_ETH_TX_OFFLOAD_MT_LOCKFREE | \
72 RTE_ETH_TX_OFFLOAD_VLAN_INSERT | RTE_ETH_TX_OFFLOAD_QINQ_INSERT | \
73 RTE_ETH_TX_OFFLOAD_OUTER_IPV4_CKSUM | RTE_ETH_TX_OFFLOAD_OUTER_UDP_CKSUM | \
74 RTE_ETH_TX_OFFLOAD_TCP_CKSUM | RTE_ETH_TX_OFFLOAD_UDP_CKSUM | \
75 RTE_ETH_TX_OFFLOAD_SCTP_CKSUM | RTE_ETH_TX_OFFLOAD_TCP_TSO | \
76 RTE_ETH_TX_OFFLOAD_VXLAN_TNL_TSO | RTE_ETH_TX_OFFLOAD_GENEVE_TNL_TSO | \
77 RTE_ETH_TX_OFFLOAD_GRE_TNL_TSO | RTE_ETH_TX_OFFLOAD_MULTI_SEGS | \
78 RTE_ETH_TX_OFFLOAD_IPV4_CKSUM | RTE_ETH_TX_OFFLOAD_SECURITY)
80 #define CNXK_NIX_RX_OFFLOAD_CAPA \
81 (RTE_ETH_RX_OFFLOAD_CHECKSUM | RTE_ETH_RX_OFFLOAD_SCTP_CKSUM | \
82 RTE_ETH_RX_OFFLOAD_OUTER_IPV4_CKSUM | RTE_ETH_RX_OFFLOAD_SCATTER | \
83 RTE_ETH_RX_OFFLOAD_OUTER_UDP_CKSUM | RTE_ETH_RX_OFFLOAD_RSS_HASH | \
84 RTE_ETH_RX_OFFLOAD_TIMESTAMP | RTE_ETH_RX_OFFLOAD_VLAN_STRIP | \
85 RTE_ETH_RX_OFFLOAD_SECURITY)
87 #define RSS_IPV4_ENABLE \
88 (RTE_ETH_RSS_IPV4 | RTE_ETH_RSS_FRAG_IPV4 | \
89 RTE_ETH_RSS_NONFRAG_IPV4_UDP | RTE_ETH_RSS_NONFRAG_IPV4_TCP | \
90 RTE_ETH_RSS_NONFRAG_IPV4_SCTP)
92 #define RSS_IPV6_ENABLE \
93 (RTE_ETH_RSS_IPV6 | RTE_ETH_RSS_FRAG_IPV6 | \
94 RTE_ETH_RSS_NONFRAG_IPV6_UDP | RTE_ETH_RSS_NONFRAG_IPV6_TCP | \
95 RTE_ETH_RSS_NONFRAG_IPV6_SCTP)
97 #define RSS_IPV6_EX_ENABLE \
98 (RTE_ETH_RSS_IPV6_EX | RTE_ETH_RSS_IPV6_TCP_EX | RTE_ETH_RSS_IPV6_UDP_EX)
100 #define RSS_MAX_LEVELS 3
102 #define RSS_IPV4_INDEX 0
103 #define RSS_IPV6_INDEX 1
104 #define RSS_TCP_INDEX 2
105 #define RSS_UDP_INDEX 3
106 #define RSS_SCTP_INDEX 4
107 #define RSS_DMAC_INDEX 5
109 /* Default mark value used when none is provided. */
110 #define CNXK_FLOW_ACTION_FLAG_DEFAULT 0xffff
112 /* Default cycle counter mask */
113 #define CNXK_CYCLECOUNTER_MASK 0xffffffffffffffffULL
114 #define CNXK_NIX_TIMESYNC_RX_OFFSET 8
116 #define PTYPE_NON_TUNNEL_WIDTH 16
117 #define PTYPE_TUNNEL_WIDTH 12
118 #define PTYPE_NON_TUNNEL_ARRAY_SZ BIT(PTYPE_NON_TUNNEL_WIDTH)
119 #define PTYPE_TUNNEL_ARRAY_SZ BIT(PTYPE_TUNNEL_WIDTH)
120 #define PTYPE_ARRAY_SZ \
121 ((PTYPE_NON_TUNNEL_ARRAY_SZ + PTYPE_TUNNEL_ARRAY_SZ) * sizeof(uint16_t))
123 /* NIX_RX_PARSE_S's ERRCODE + ERRLEV (12 bits) */
124 #define ERRCODE_ERRLEN_WIDTH 12
125 #define ERR_ARRAY_SZ ((BIT(ERRCODE_ERRLEN_WIDTH)) * sizeof(uint32_t))
127 /* Fastpath lookup */
128 #define CNXK_NIX_FASTPATH_LOOKUP_MEM "cnxk_nix_fastpath_lookup_mem"
130 #define CNXK_NIX_UDP_TUN_BITMASK \
131 ((1ull << (RTE_MBUF_F_TX_TUNNEL_VXLAN >> 45)) | \
132 (1ull << (RTE_MBUF_F_TX_TUNNEL_GENEVE >> 45)))
134 /* Subtype from inline outbound error event */
135 #define CNXK_ETHDEV_SEC_OUTB_EV_SUB 0xFFUL
137 /* SPI will be in 20 bits of tag */
138 #define CNXK_ETHDEV_SPI_TAG_MASK 0xFFFFFUL
140 #define CNXK_NIX_PFC_CHAN_COUNT 16
143 enum rte_eth_fc_mode mode;
148 struct cnxk_pfc_cfg {
149 struct cnxk_fc_cfg fc_cfg;
158 struct cnxk_eth_qconf {
160 struct rte_eth_txconf tx;
161 struct rte_eth_rxconf rx;
163 struct rte_mempool *mp;
168 struct cnxk_timesync_info {
171 uint64_t rx_tstamp_dynflag;
172 int tstamp_dynfield_offset;
173 rte_iova_t tx_tstamp_iova;
175 } __plt_cache_aligned;
177 struct cnxk_meter_node {
178 #define MAX_PRV_MTR_NODES 10
179 TAILQ_ENTRY(cnxk_meter_node) next;
180 /**< Pointer to the next flow meter structure. */
181 uint32_t id; /**< Usr mtr id. */
182 struct cnxk_mtr_profile_node *profile;
183 struct cnxk_mtr_policy_node *policy;
184 uint32_t bpf_id; /**< Hw mtr id. */
188 uint32_t prev_id[MAX_PRV_MTR_NODES]; /**< Prev mtr id for chaining */
190 uint32_t next_id; /**< Next mtr id for chaining */
193 struct rte_mtr_params params;
194 struct roc_nix_bpf_objs profs;
200 enum rte_eth_hash_function func;
209 struct policy_actions {
210 uint32_t action_fate;
214 struct action_rss *rss_desc;
218 struct cnxk_mtr_policy_node {
219 TAILQ_ENTRY(cnxk_mtr_policy_node) next;
220 /**< Pointer to the next flow meter structure. */
221 uint32_t id; /**< Policy id */
222 uint32_t mtr_id; /** Meter id */
223 struct rte_mtr_meter_policy_params policy;
224 struct policy_actions actions[RTE_COLORS];
228 struct cnxk_mtr_profile_node {
229 TAILQ_ENTRY(cnxk_mtr_profile_node) next;
230 struct rte_mtr_meter_profile profile; /**< Profile detail. */
231 uint32_t ref_cnt; /**< Use count. */
232 uint32_t id; /**< Profile id. */
235 TAILQ_HEAD(cnxk_mtr_profiles, cnxk_mtr_profile_node);
236 TAILQ_HEAD(cnxk_mtr_policy, cnxk_mtr_policy_node);
237 TAILQ_HEAD(cnxk_mtr, cnxk_meter_node);
239 /* Security session private data */
240 struct cnxk_eth_sec_sess {
242 TAILQ_ENTRY(cnxk_eth_sec_sess) entry;
244 /* Inbound SA is from NIX_RX_IPSEC_SA_BASE or
245 * Outbound SA from roc_nix_inl_outb_sa_base_get()
255 /* Back pointer to session */
256 struct rte_security_session *sess;
261 /* Inbound session on inl dev */
265 TAILQ_HEAD(cnxk_eth_sec_sess_list, cnxk_eth_sec_sess);
267 /* Inbound security data */
268 struct cnxk_eth_dev_sec_inb {
269 /* IPSec inbound max SPI */
272 /* Using inbound with inline device */
275 /* Device argument to force inline device for inb */
278 /* Active sessions */
281 /* List of sessions */
282 struct cnxk_eth_sec_sess_list list;
284 /* DPTR for WRITE_SA microcode op */
287 /* Lock to synchronize sa setup/release */
291 /* Outbound security data */
292 struct cnxk_eth_dev_sec_outb {
293 /* IPSec outbound max SA */
296 /* Per CPT LF descriptor count */
300 struct plt_bitmap *sa_bmap;
302 /* SA bitmap memory */
309 struct roc_cpt_lf *lf_base;
311 /* Crypto queues => CPT lf count */
312 uint16_t nb_crypto_qs;
314 /* Active sessions */
317 /* List of sessions */
318 struct cnxk_eth_sec_sess_list list;
320 /* DPTR for WRITE_SA microcode op */
323 /* Lock to synchronize sa setup/release */
327 struct cnxk_eth_dev {
334 /* ROC RQs, SQs and CQs */
335 struct roc_nix_rq *rqs;
336 struct roc_nix_sq *sqs;
337 struct roc_nix_cq *cqs;
339 /* Configured queue count */
345 /* Max macfilter entries */
346 uint8_t dmac_filter_count;
347 uint8_t max_mac_entries;
348 bool dmac_filter_enable;
351 uint8_t ptype_disable;
354 bool rx_mark_update; /* Enable/Disable mark update to mbuf */
356 /* Pointer back to rte */
357 struct rte_eth_dev *eth_dev;
359 /* HW capabilities / Limitations */
362 uint64_t cq_min_4k : 1;
363 uint64_t ipsecd_drop_re_dis : 1;
364 uint64_t vec_drop_re_dis : 1;
369 /* Rx and Tx offload capabilities */
370 uint64_t rx_offload_capa;
371 uint64_t tx_offload_capa;
373 /* Configured Rx and Tx offloads */
374 uint64_t rx_offloads;
375 uint64_t tx_offloads;
376 /* Platform specific offload flags */
377 uint16_t rx_offload_flags;
378 uint16_t tx_offload_flags;
380 /* ETHDEV RSS HF bitmask */
381 uint64_t ethdev_rss_hf;
383 /* Saved qconf before lf realloc */
384 struct cnxk_eth_qconf *tx_qconf;
385 struct cnxk_eth_qconf *rx_qconf;
387 /* Flow control configuration */
388 uint16_t pfc_tc_sq_map[CNXK_NIX_PFC_CHAN_COUNT];
389 struct cnxk_pfc_cfg pfc_cfg;
390 struct cnxk_fc_cfg fc_cfg;
393 struct cnxk_timesync_info tstamp;
394 struct rte_timecounter systime_tc;
395 struct rte_timecounter rx_tstamp_tc;
396 struct rte_timecounter tx_tstamp_tc;
397 double clk_freq_mult;
400 /* Ingress policer */
401 enum roc_nix_bpf_color precolor_tbl[ROC_NIX_BPF_PRE_COLOR_MAX];
402 struct cnxk_mtr_profiles mtr_profiles;
403 struct cnxk_mtr_policy mtr_policy;
406 /* Rx burst for cleanup(Only Primary) */
407 eth_rx_burst_t rx_pkt_burst_no_offload;
409 /* Default mac address */
410 uint8_t mac_addr[RTE_ETHER_ADDR_LEN];
412 /* LSO Tunnel format indices */
413 uint64_t lso_tun_fmt;
415 /* Per queue statistics counters */
416 uint32_t txq_stat_map[RTE_ETHDEV_QUEUE_STAT_CNTRS];
417 uint32_t rxq_stat_map[RTE_ETHDEV_QUEUE_STAT_CNTRS];
420 struct cnxk_eth_dev_sec_inb inb;
421 struct cnxk_eth_dev_sec_outb outb;
424 struct cnxk_eth_rxq_sp {
425 struct cnxk_eth_dev *dev;
426 struct cnxk_eth_qconf qconf;
428 } __plt_cache_aligned;
430 struct cnxk_eth_txq_sp {
431 struct cnxk_eth_dev *dev;
432 struct cnxk_eth_qconf qconf;
434 } __plt_cache_aligned;
436 static inline struct cnxk_eth_dev *
437 cnxk_eth_pmd_priv(const struct rte_eth_dev *eth_dev)
439 return eth_dev->data->dev_private;
442 static inline struct cnxk_eth_rxq_sp *
443 cnxk_eth_rxq_to_sp(void *__rxq)
445 return ((struct cnxk_eth_rxq_sp *)__rxq) - 1;
448 static inline struct cnxk_eth_txq_sp *
449 cnxk_eth_txq_to_sp(void *__txq)
451 return ((struct cnxk_eth_txq_sp *)__txq) - 1;
454 /* Common ethdev ops */
455 extern struct eth_dev_ops cnxk_eth_dev_ops;
457 /* Common flow ops */
458 extern struct rte_flow_ops cnxk_flow_ops;
460 /* Common security ops */
461 extern struct rte_security_ops cnxk_eth_sec_ops;
464 int cnxk_nix_probe(struct rte_pci_driver *pci_drv,
465 struct rte_pci_device *pci_dev);
466 int cnxk_nix_remove(struct rte_pci_device *pci_dev);
467 int cnxk_nix_mtu_set(struct rte_eth_dev *eth_dev, uint16_t mtu);
468 int cnxk_nix_mc_addr_list_configure(struct rte_eth_dev *eth_dev,
469 struct rte_ether_addr *mc_addr_set,
470 uint32_t nb_mc_addr);
471 int cnxk_nix_mac_addr_add(struct rte_eth_dev *eth_dev,
472 struct rte_ether_addr *addr, uint32_t index,
474 void cnxk_nix_mac_addr_del(struct rte_eth_dev *eth_dev, uint32_t index);
475 int cnxk_nix_mac_addr_set(struct rte_eth_dev *eth_dev,
476 struct rte_ether_addr *addr);
477 int cnxk_nix_promisc_enable(struct rte_eth_dev *eth_dev);
478 int cnxk_nix_promisc_disable(struct rte_eth_dev *eth_dev);
479 int cnxk_nix_allmulticast_enable(struct rte_eth_dev *eth_dev);
480 int cnxk_nix_allmulticast_disable(struct rte_eth_dev *eth_dev);
481 int cnxk_nix_info_get(struct rte_eth_dev *eth_dev,
482 struct rte_eth_dev_info *dev_info);
483 int cnxk_nix_rx_burst_mode_get(struct rte_eth_dev *eth_dev, uint16_t queue_id,
484 struct rte_eth_burst_mode *mode);
485 int cnxk_nix_tx_burst_mode_get(struct rte_eth_dev *eth_dev, uint16_t queue_id,
486 struct rte_eth_burst_mode *mode);
487 int cnxk_nix_flow_ctrl_set(struct rte_eth_dev *eth_dev,
488 struct rte_eth_fc_conf *fc_conf);
489 int cnxk_nix_flow_ctrl_get(struct rte_eth_dev *eth_dev,
490 struct rte_eth_fc_conf *fc_conf);
491 int cnxk_nix_priority_flow_ctrl_queue_config(struct rte_eth_dev *eth_dev,
492 struct rte_eth_pfc_queue_conf *pfc_conf);
493 int cnxk_nix_priority_flow_ctrl_queue_info_get(struct rte_eth_dev *eth_dev,
494 struct rte_eth_pfc_queue_info *pfc_info);
495 int cnxk_nix_set_link_up(struct rte_eth_dev *eth_dev);
496 int cnxk_nix_set_link_down(struct rte_eth_dev *eth_dev);
497 int cnxk_nix_get_module_info(struct rte_eth_dev *eth_dev,
498 struct rte_eth_dev_module_info *modinfo);
499 int cnxk_nix_get_module_eeprom(struct rte_eth_dev *eth_dev,
500 struct rte_dev_eeprom_info *info);
501 int cnxk_nix_rx_queue_intr_enable(struct rte_eth_dev *eth_dev,
502 uint16_t rx_queue_id);
503 int cnxk_nix_rx_queue_intr_disable(struct rte_eth_dev *eth_dev,
504 uint16_t rx_queue_id);
505 int cnxk_nix_pool_ops_supported(struct rte_eth_dev *eth_dev, const char *pool);
506 int cnxk_nix_tx_done_cleanup(void *txq, uint32_t free_cnt);
507 int cnxk_nix_flow_ops_get(struct rte_eth_dev *eth_dev,
508 const struct rte_flow_ops **ops);
509 int cnxk_nix_configure(struct rte_eth_dev *eth_dev);
510 int cnxk_nix_tx_queue_setup(struct rte_eth_dev *eth_dev, uint16_t qid,
511 uint16_t nb_desc, uint16_t fp_tx_q_sz,
512 const struct rte_eth_txconf *tx_conf);
513 int cnxk_nix_rx_queue_setup(struct rte_eth_dev *eth_dev, uint16_t qid,
514 uint16_t nb_desc, uint16_t fp_rx_q_sz,
515 const struct rte_eth_rxconf *rx_conf,
516 struct rte_mempool *mp);
517 int cnxk_nix_tx_queue_start(struct rte_eth_dev *eth_dev, uint16_t qid);
518 int cnxk_nix_tx_queue_stop(struct rte_eth_dev *eth_dev, uint16_t qid);
519 int cnxk_nix_dev_start(struct rte_eth_dev *eth_dev);
520 int cnxk_nix_timesync_enable(struct rte_eth_dev *eth_dev);
521 int cnxk_nix_timesync_disable(struct rte_eth_dev *eth_dev);
522 int cnxk_nix_timesync_read_rx_timestamp(struct rte_eth_dev *eth_dev,
523 struct timespec *timestamp,
525 int cnxk_nix_timesync_read_tx_timestamp(struct rte_eth_dev *eth_dev,
526 struct timespec *timestamp);
527 int cnxk_nix_timesync_read_time(struct rte_eth_dev *eth_dev,
528 struct timespec *ts);
529 int cnxk_nix_timesync_write_time(struct rte_eth_dev *eth_dev,
530 const struct timespec *ts);
531 int cnxk_nix_timesync_adjust_time(struct rte_eth_dev *eth_dev, int64_t delta);
532 int cnxk_nix_tsc_convert(struct cnxk_eth_dev *dev);
533 int cnxk_nix_read_clock(struct rte_eth_dev *eth_dev, uint64_t *clock);
535 uint64_t cnxk_nix_rxq_mbuf_setup(struct cnxk_eth_dev *dev);
536 int cnxk_nix_tm_ops_get(struct rte_eth_dev *eth_dev, void *ops);
537 int cnxk_nix_tm_set_queue_rate_limit(struct rte_eth_dev *eth_dev,
538 uint16_t queue_idx, uint16_t tx_rate);
541 int cnxk_nix_mtr_ops_get(struct rte_eth_dev *dev, void *ops);
544 uint32_t cnxk_rss_ethdev_to_nix(struct cnxk_eth_dev *dev, uint64_t ethdev_rss,
546 int cnxk_nix_reta_update(struct rte_eth_dev *eth_dev,
547 struct rte_eth_rss_reta_entry64 *reta_conf,
549 int cnxk_nix_reta_query(struct rte_eth_dev *eth_dev,
550 struct rte_eth_rss_reta_entry64 *reta_conf,
552 int cnxk_nix_rss_hash_update(struct rte_eth_dev *eth_dev,
553 struct rte_eth_rss_conf *rss_conf);
554 int cnxk_nix_rss_hash_conf_get(struct rte_eth_dev *eth_dev,
555 struct rte_eth_rss_conf *rss_conf);
558 void cnxk_nix_toggle_flag_link_cfg(struct cnxk_eth_dev *dev, bool set);
559 void cnxk_eth_dev_link_status_cb(struct roc_nix *nix,
560 struct roc_nix_link_info *link);
561 void cnxk_eth_dev_link_status_get_cb(struct roc_nix *nix,
562 struct roc_nix_link_info *link);
563 int cnxk_nix_link_update(struct rte_eth_dev *eth_dev, int wait_to_complete);
564 int cnxk_nix_queue_stats_mapping(struct rte_eth_dev *dev, uint16_t queue_id,
565 uint8_t stat_idx, uint8_t is_rx);
566 int cnxk_nix_stats_reset(struct rte_eth_dev *dev);
567 int cnxk_nix_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats);
568 int cnxk_nix_xstats_get(struct rte_eth_dev *eth_dev,
569 struct rte_eth_xstat *xstats, unsigned int n);
570 int cnxk_nix_xstats_get_names(struct rte_eth_dev *eth_dev,
571 struct rte_eth_xstat_name *xstats_names,
573 int cnxk_nix_xstats_get_names_by_id(struct rte_eth_dev *eth_dev,
575 struct rte_eth_xstat_name *xstats_names,
577 int cnxk_nix_xstats_get_by_id(struct rte_eth_dev *eth_dev, const uint64_t *ids,
578 uint64_t *values, unsigned int n);
579 int cnxk_nix_xstats_reset(struct rte_eth_dev *eth_dev);
580 int cnxk_nix_fw_version_get(struct rte_eth_dev *eth_dev, char *fw_version,
582 void cnxk_nix_rxq_info_get(struct rte_eth_dev *eth_dev, uint16_t qid,
583 struct rte_eth_rxq_info *qinfo);
584 void cnxk_nix_txq_info_get(struct rte_eth_dev *eth_dev, uint16_t qid,
585 struct rte_eth_txq_info *qinfo);
588 int cnxk_nix_rx_descriptor_status(void *rxq, uint16_t offset);
589 int cnxk_nix_tx_descriptor_status(void *txq, uint16_t offset);
590 uint32_t cnxk_nix_rx_queue_count(void *rxq);
592 /* Lookup configuration */
593 const uint32_t *cnxk_nix_supported_ptypes_get(struct rte_eth_dev *eth_dev);
594 void *cnxk_nix_fastpath_lookup_mem_get(void);
597 int cnxk_ethdev_parse_devargs(struct rte_devargs *devargs,
598 struct cnxk_eth_dev *dev);
601 int cnxk_nix_dev_get_reg(struct rte_eth_dev *eth_dev,
602 struct rte_dev_reg_info *regs);
604 int cnxk_eth_outb_sa_idx_get(struct cnxk_eth_dev *dev, uint32_t *idx_p);
605 int cnxk_eth_outb_sa_idx_put(struct cnxk_eth_dev *dev, uint32_t idx);
606 int cnxk_nix_lookup_mem_sa_base_set(struct cnxk_eth_dev *dev);
607 int cnxk_nix_lookup_mem_sa_base_clear(struct cnxk_eth_dev *dev);
609 int cnxk_nix_inb_mode_set(struct cnxk_eth_dev *dev, bool use_inl_dev);
610 struct cnxk_eth_sec_sess *cnxk_eth_sec_sess_get_by_spi(struct cnxk_eth_dev *dev,
611 uint32_t spi, bool inb);
612 struct cnxk_eth_sec_sess *
613 cnxk_eth_sec_sess_get_by_sess(struct cnxk_eth_dev *dev,
614 struct rte_security_session *sess);
616 /* Other private functions */
617 int nix_recalc_mtu(struct rte_eth_dev *eth_dev);
618 int nix_mtr_validate(struct rte_eth_dev *dev, uint32_t id);
619 int nix_mtr_policy_act_get(struct rte_eth_dev *eth_dev, uint32_t id,
620 struct cnxk_mtr_policy_node **policy);
621 int nix_mtr_rq_update(struct rte_eth_dev *eth_dev, uint32_t id,
622 uint32_t queue_num, const uint16_t *queue);
623 int nix_mtr_chain_update(struct rte_eth_dev *eth_dev, uint32_t cur_id,
624 uint32_t prev_id, uint32_t next_id);
625 int nix_mtr_chain_reset(struct rte_eth_dev *eth_dev, uint32_t cur_id);
626 struct cnxk_meter_node *nix_get_mtr(struct rte_eth_dev *eth_dev,
628 int nix_mtr_level_update(struct rte_eth_dev *eth_dev, uint32_t id,
630 int nix_mtr_capabilities_init(struct rte_eth_dev *eth_dev);
631 int nix_mtr_configure(struct rte_eth_dev *eth_dev, uint32_t id);
632 int nix_mtr_connect(struct rte_eth_dev *eth_dev, uint32_t id);
633 int nix_mtr_destroy(struct rte_eth_dev *eth_dev, uint32_t id,
634 struct rte_mtr_error *error);
635 int nix_mtr_color_action_validate(struct rte_eth_dev *eth_dev, uint32_t id,
636 uint32_t *prev_id, uint32_t *next_id,
637 struct cnxk_mtr_policy_node *policy,
639 int nix_priority_flow_ctrl_configure(struct rte_eth_dev *eth_dev,
640 struct cnxk_pfc_cfg *conf);
643 static __rte_always_inline uint64_t
644 cnxk_pktmbuf_detach(struct rte_mbuf *m)
646 struct rte_mempool *mp = m->pool;
647 uint32_t mbuf_size, buf_len;
652 /* Update refcount of direct mbuf */
653 md = rte_mbuf_from_indirect(m);
654 refcount = rte_mbuf_refcnt_update(md, -1);
656 priv_size = rte_pktmbuf_priv_size(mp);
657 mbuf_size = (uint32_t)(sizeof(struct rte_mbuf) + priv_size);
658 buf_len = rte_pktmbuf_data_room_size(mp);
660 m->priv_size = priv_size;
661 m->buf_addr = (char *)m + mbuf_size;
662 m->buf_iova = rte_mempool_virt2iova(m) + mbuf_size;
663 m->buf_len = (uint16_t)buf_len;
664 rte_pktmbuf_reset_headroom(m);
670 /* Now indirect mbuf is safe to free */
674 rte_mbuf_refcnt_set(md, 1);
685 static __rte_always_inline uint64_t
686 cnxk_nix_prefree_seg(struct rte_mbuf *m)
688 if (likely(rte_mbuf_refcnt_read(m) == 1)) {
689 if (!RTE_MBUF_DIRECT(m))
690 return cnxk_pktmbuf_detach(m);
695 } else if (rte_mbuf_refcnt_update(m, -1) == 0) {
696 if (!RTE_MBUF_DIRECT(m))
697 return cnxk_pktmbuf_detach(m);
699 rte_mbuf_refcnt_set(m, 1);
705 /* Mbuf is having refcount more than 1 so need not to be freed */
709 static inline rte_mbuf_timestamp_t *
710 cnxk_nix_timestamp_dynfield(struct rte_mbuf *mbuf,
711 struct cnxk_timesync_info *info)
713 return RTE_MBUF_DYNFIELD(mbuf, info->tstamp_dynfield_offset,
714 rte_mbuf_timestamp_t *);
717 static __rte_always_inline void
718 cnxk_nix_mbuf_to_tstamp(struct rte_mbuf *mbuf,
719 struct cnxk_timesync_info *tstamp,
720 const uint8_t ts_enable, uint64_t *tstamp_ptr)
723 mbuf->pkt_len -= CNXK_NIX_TIMESYNC_RX_OFFSET;
724 mbuf->data_len -= CNXK_NIX_TIMESYNC_RX_OFFSET;
726 /* Reading the rx timestamp inserted by CGX, viz at
727 * starting of the packet data.
729 *cnxk_nix_timestamp_dynfield(mbuf, tstamp) =
730 rte_be_to_cpu_64(*tstamp_ptr);
731 /* RTE_MBUF_F_RX_IEEE1588_TMST flag needs to be set only in case
732 * PTP packets are received.
734 if (mbuf->packet_type == RTE_PTYPE_L2_ETHER_TIMESYNC) {
736 *cnxk_nix_timestamp_dynfield(mbuf, tstamp);
737 tstamp->rx_ready = 1;
738 mbuf->ol_flags |= RTE_MBUF_F_RX_IEEE1588_PTP |
739 RTE_MBUF_F_RX_IEEE1588_TMST |
740 tstamp->rx_tstamp_dynflag;
745 static __rte_always_inline uintptr_t
746 cnxk_nix_sa_base_get(uint16_t port, const void *lookup_mem)
748 uintptr_t sa_base_tbl;
750 sa_base_tbl = (uintptr_t)lookup_mem;
751 sa_base_tbl += PTYPE_ARRAY_SZ + ERR_ARRAY_SZ;
752 return *((const uintptr_t *)sa_base_tbl + port);
755 #endif /* __CNXK_ETHDEV_H__ */