1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(C) 2019 Marvell International Ltd.
5 #ifndef __OTX2_ETHDEV_H__
6 #define __OTX2_ETHDEV_H__
10 #include <rte_common.h>
11 #include <rte_ethdev.h>
12 #include <rte_kvargs.h>
14 #include <rte_mempool.h>
15 #include <rte_string_fns.h>
18 #include "otx2_common.h"
20 #include "otx2_flow.h"
22 #include "otx2_mempool.h"
27 #define OTX2_ETH_DEV_PMD_VERSION "1.0"
29 /* Ethdev HWCAP and Fixup flags. Use from MSB bits to avoid conflict with dev */
31 /* Minimum CQ size should be 4K */
32 #define OTX2_FIXUP_F_MIN_4K_Q BIT_ULL(63)
33 #define otx2_ethdev_fixup_is_min_4k_q(dev) \
34 ((dev)->hwcap & OTX2_FIXUP_F_MIN_4K_Q)
35 /* Limit CQ being full */
36 #define OTX2_FIXUP_F_LIMIT_CQ_FULL BIT_ULL(62)
37 #define otx2_ethdev_fixup_is_limit_cq_full(dev) \
38 ((dev)->hwcap & OTX2_FIXUP_F_LIMIT_CQ_FULL)
40 /* Used for struct otx2_eth_dev::flags */
41 #define OTX2_LINK_CFG_IN_PROGRESS_F BIT_ULL(0)
43 /* VLAN tag inserted by NIX_TX_VTAG_ACTION.
44 * In Tx space is always reserved for this in FRS.
46 #define NIX_MAX_VTAG_INS 2
47 #define NIX_MAX_VTAG_ACT_SIZE (4 * NIX_MAX_VTAG_INS)
49 /* ETH_HLEN+ETH_FCS+2*VLAN_HLEN */
50 #define NIX_L2_OVERHEAD \
51 (RTE_ETHER_HDR_LEN + RTE_ETHER_CRC_LEN + 8)
53 /* HW config of frame size doesn't include FCS */
54 #define NIX_MAX_HW_FRS 9212
55 #define NIX_MIN_HW_FRS 60
57 /* Since HW FRS includes NPC VTAG insertion space, user has reduced FRS */
59 (NIX_MAX_HW_FRS + RTE_ETHER_CRC_LEN - NIX_MAX_VTAG_ACT_SIZE)
62 (NIX_MIN_HW_FRS + RTE_ETHER_CRC_LEN)
65 (NIX_MAX_FRS - NIX_L2_OVERHEAD)
67 #define NIX_MAX_SQB 512
68 #define NIX_MIN_SQB 32
69 #define NIX_SQB_LIST_SPACE 2
70 #define NIX_RSS_RETA_SIZE_MAX 256
71 /* Group 0 will be used for RSS, 1 -7 will be used for rte_flow RSS action*/
72 #define NIX_RSS_GRPS 8
73 #define NIX_HASH_KEY_SIZE 48 /* 352 Bits */
74 #define NIX_RSS_RETA_SIZE 64
75 #define NIX_RX_MIN_DESC 16
76 #define NIX_RX_MIN_DESC_ALIGN 16
77 #define NIX_RX_NB_SEG_MAX 6
78 #define NIX_CQ_ENTRY_SZ 128
79 #define NIX_CQ_ALIGN 512
80 #define NIX_SQB_LOWER_THRESH 90
81 #define LMT_SLOT_MASK 0x7f
83 /* If PTP is enabled additional SEND MEM DESC is required which
84 * takes 2 words, hence max 7 iova address are possible
86 #if defined(RTE_LIBRTE_IEEE1588)
87 #define NIX_TX_NB_SEG_MAX 7
89 #define NIX_TX_NB_SEG_MAX 9
92 /* Apply BP when CQ is 75% full */
93 #define NIX_CQ_BP_LEVEL (25 * 256 / 100)
95 #define CQ_OP_STAT_OP_ERR 63
96 #define CQ_OP_STAT_CQ_ERR 46
98 #define OP_ERR BIT_ULL(CQ_OP_STAT_OP_ERR)
99 #define CQ_ERR BIT_ULL(CQ_OP_STAT_CQ_ERR)
101 #define NIX_RSS_OFFLOAD (ETH_RSS_PORT | ETH_RSS_IP | ETH_RSS_UDP |\
102 ETH_RSS_TCP | ETH_RSS_SCTP | \
103 ETH_RSS_TUNNEL | ETH_RSS_L2_PAYLOAD)
105 #define NIX_TX_OFFLOAD_CAPA ( \
106 DEV_TX_OFFLOAD_MBUF_FAST_FREE | \
107 DEV_TX_OFFLOAD_MT_LOCKFREE | \
108 DEV_TX_OFFLOAD_VLAN_INSERT | \
109 DEV_TX_OFFLOAD_QINQ_INSERT | \
110 DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM | \
111 DEV_TX_OFFLOAD_OUTER_UDP_CKSUM | \
112 DEV_TX_OFFLOAD_TCP_CKSUM | \
113 DEV_TX_OFFLOAD_UDP_CKSUM | \
114 DEV_TX_OFFLOAD_SCTP_CKSUM | \
115 DEV_TX_OFFLOAD_MULTI_SEGS | \
116 DEV_TX_OFFLOAD_IPV4_CKSUM)
118 #define NIX_RX_OFFLOAD_CAPA ( \
119 DEV_RX_OFFLOAD_CHECKSUM | \
120 DEV_RX_OFFLOAD_SCTP_CKSUM | \
121 DEV_RX_OFFLOAD_OUTER_IPV4_CKSUM | \
122 DEV_RX_OFFLOAD_SCATTER | \
123 DEV_RX_OFFLOAD_JUMBO_FRAME | \
124 DEV_RX_OFFLOAD_OUTER_UDP_CKSUM | \
125 DEV_RX_OFFLOAD_VLAN_STRIP | \
126 DEV_RX_OFFLOAD_VLAN_FILTER | \
127 DEV_RX_OFFLOAD_QINQ_STRIP | \
128 DEV_RX_OFFLOAD_TIMESTAMP)
130 #define NIX_DEFAULT_RSS_CTX_GROUP 0
131 #define NIX_DEFAULT_RSS_MCAM_IDX -1
133 #define otx2_ethdev_is_ptp_en(dev) ((dev)->ptp_en)
135 #define NIX_TIMESYNC_TX_CMD_LEN 8
136 /* Additional timesync values. */
137 #define OTX2_CYCLECOUNTER_MASK 0xffffffffffffffffULL
140 nix_q_size_16, /* 16 entries */
141 nix_q_size_64, /* 64 entries */
148 nix_q_size_1M, /* Million entries */
153 struct rte_eth_dev *eth_dev;
157 struct otx2_rss_info {
159 uint32_t flowkey_cfg;
162 uint8_t alg_idx; /* Selected algo index */
163 uint16_t ind_tbl[NIX_RSS_RETA_SIZE_MAX];
164 uint8_t key[NIX_HASH_KEY_SIZE];
167 struct otx2_eth_qconf {
169 struct rte_eth_txconf tx;
170 struct rte_eth_rxconf rx;
177 struct otx2_fc_info {
178 enum rte_eth_fc_mode mode; /**< Link flow control mode */
182 uint16_t bpid[NIX_MAX_CHAN];
185 struct otx2_eth_dev {
186 OTX2_DEV; /* Base class */
187 MARKER otx2_eth_dev_data_start;
189 uint16_t rx_chan_base;
190 uint16_t tx_chan_base;
193 uint8_t lso_tsov4_idx;
194 uint8_t lso_tsov6_idx;
195 uint8_t mac_addr[RTE_ETHER_ADDR_LEN];
196 uint8_t max_mac_entries;
203 uint8_t configured_qints;
204 uint8_t configured_nb_rx_qs;
205 uint8_t configured_nb_tx_qs;
206 uint16_t nix_msixoff;
210 uint16_t max_sqb_count;
211 uint16_t rx_offload_flags; /* Selected Rx offload flags(NIX_RX_*_F) */
212 uint64_t rx_offloads;
213 uint16_t tx_offload_flags; /* Selected Tx offload flags(NIX_TX_*_F) */
214 uint64_t tx_offloads;
215 uint64_t rx_offload_capa;
216 uint64_t tx_offload_capa;
217 struct otx2_qint qints_mem[RTE_MAX_QUEUES_PER_PORT];
218 uint16_t txschq[NIX_TXSCH_LVL_CNT];
219 uint16_t txschq_contig[NIX_TXSCH_LVL_CNT];
220 uint16_t txschq_index[NIX_TXSCH_LVL_CNT];
221 uint16_t txschq_contig_index[NIX_TXSCH_LVL_CNT];
222 /* Dis-contiguous queues */
223 uint16_t txschq_list[NIX_TXSCH_LVL_CNT][MAX_TXSCHQ_PER_FUNC];
224 /* Contiguous queues */
225 uint16_t txschq_contig_list[NIX_TXSCH_LVL_CNT][MAX_TXSCHQ_PER_FUNC];
226 uint16_t otx2_tm_root_lvl;
228 uint16_t tm_leaf_cnt;
229 struct otx2_nix_tm_node_list node_list;
230 struct otx2_nix_tm_shaper_profile_list shaper_profile_list;
231 struct otx2_rss_info rss_info;
232 struct otx2_fc_info fc_info;
233 uint32_t txmap[RTE_ETHDEV_QUEUE_STAT_CNTRS];
234 uint32_t rxmap[RTE_ETHDEV_QUEUE_STAT_CNTRS];
235 struct otx2_npc_flow_info npc_flow;
236 struct otx2_eth_qconf *tx_qconf;
237 struct otx2_eth_qconf *rx_qconf;
238 struct rte_eth_dev *eth_dev;
241 struct otx2_timesync_info tstamp;
242 struct rte_timecounter systime_tc;
243 struct rte_timecounter rx_tstamp_tc;
244 struct rte_timecounter tx_tstamp_tc;
245 } __rte_cache_aligned;
247 struct otx2_eth_txq {
249 int64_t fc_cache_pkts;
254 uint16_t sqes_per_sqb_log2;
255 int16_t nb_sqb_bufs_adj;
256 MARKER slow_path_start;
257 uint16_t nb_sqb_bufs;
260 struct otx2_eth_dev *dev;
261 struct rte_mempool *sqb_pool;
262 struct otx2_eth_qconf qconf;
263 } __rte_cache_aligned;
265 struct otx2_eth_rxq {
266 uint64_t mbuf_initializer;
277 struct otx2_timesync_info *tstamp;
278 MARKER slow_path_start;
282 struct rte_mempool *pool;
283 enum nix_q_size_e qsize;
284 struct rte_eth_dev *eth_dev;
285 struct otx2_eth_qconf qconf;
286 } __rte_cache_aligned;
288 static inline struct otx2_eth_dev *
289 otx2_eth_pmd_priv(struct rte_eth_dev *eth_dev)
291 return eth_dev->data->dev_private;
295 void otx2_nix_info_get(struct rte_eth_dev *eth_dev,
296 struct rte_eth_dev_info *dev_info);
297 int otx2_nix_get_module_info(struct rte_eth_dev *eth_dev,
298 struct rte_eth_dev_module_info *modinfo);
299 int otx2_nix_get_module_eeprom(struct rte_eth_dev *eth_dev,
300 struct rte_dev_eeprom_info *info);
301 int otx2_nix_pool_ops_supported(struct rte_eth_dev *eth_dev, const char *pool);
302 void otx2_nix_rxq_info_get(struct rte_eth_dev *eth_dev, uint16_t queue_id,
303 struct rte_eth_rxq_info *qinfo);
304 void otx2_nix_txq_info_get(struct rte_eth_dev *eth_dev, uint16_t queue_id,
305 struct rte_eth_txq_info *qinfo);
306 uint32_t otx2_nix_rx_queue_count(struct rte_eth_dev *eth_dev, uint16_t qidx);
307 int otx2_nix_tx_done_cleanup(void *txq, uint32_t free_cnt);
308 int otx2_nix_rx_descriptor_done(void *rxq, uint16_t offset);
309 int otx2_nix_rx_descriptor_status(void *rx_queue, uint16_t offset);
311 void otx2_nix_promisc_config(struct rte_eth_dev *eth_dev, int en);
312 void otx2_nix_promisc_enable(struct rte_eth_dev *eth_dev);
313 void otx2_nix_promisc_disable(struct rte_eth_dev *eth_dev);
314 void otx2_nix_allmulticast_enable(struct rte_eth_dev *eth_dev);
315 void otx2_nix_allmulticast_disable(struct rte_eth_dev *eth_dev);
316 int otx2_nix_tx_queue_start(struct rte_eth_dev *eth_dev, uint16_t qidx);
317 int otx2_nix_tx_queue_stop(struct rte_eth_dev *eth_dev, uint16_t qidx);
318 uint64_t otx2_nix_rxq_mbuf_setup(struct otx2_eth_dev *dev, uint16_t port_id);
321 void otx2_nix_toggle_flag_link_cfg(struct otx2_eth_dev *dev, bool set);
322 int otx2_nix_link_update(struct rte_eth_dev *eth_dev, int wait_to_complete);
323 void otx2_eth_dev_link_status_update(struct otx2_dev *dev,
324 struct cgx_link_user_info *link);
327 int otx2_nix_register_irqs(struct rte_eth_dev *eth_dev);
328 int oxt2_nix_register_queue_irqs(struct rte_eth_dev *eth_dev);
329 void otx2_nix_unregister_irqs(struct rte_eth_dev *eth_dev);
330 void oxt2_nix_unregister_queue_irqs(struct rte_eth_dev *eth_dev);
333 int otx2_nix_reg_dump(struct otx2_eth_dev *dev, uint64_t *data);
334 int otx2_nix_dev_get_reg(struct rte_eth_dev *eth_dev,
335 struct rte_dev_reg_info *regs);
336 int otx2_nix_queues_ctx_dump(struct rte_eth_dev *eth_dev);
337 void otx2_nix_cqe_dump(const struct nix_cqe_hdr_s *cq);
340 int otx2_nix_dev_stats_get(struct rte_eth_dev *eth_dev,
341 struct rte_eth_stats *stats);
342 void otx2_nix_dev_stats_reset(struct rte_eth_dev *eth_dev);
344 int otx2_nix_queue_stats_mapping(struct rte_eth_dev *dev,
345 uint16_t queue_id, uint8_t stat_idx,
347 int otx2_nix_xstats_get(struct rte_eth_dev *eth_dev,
348 struct rte_eth_xstat *xstats, unsigned int n);
349 int otx2_nix_xstats_get_names(struct rte_eth_dev *eth_dev,
350 struct rte_eth_xstat_name *xstats_names,
352 void otx2_nix_xstats_reset(struct rte_eth_dev *eth_dev);
354 int otx2_nix_xstats_get_by_id(struct rte_eth_dev *eth_dev,
356 uint64_t *values, unsigned int n);
357 int otx2_nix_xstats_get_names_by_id(struct rte_eth_dev *eth_dev,
358 struct rte_eth_xstat_name *xstats_names,
359 const uint64_t *ids, unsigned int limit);
362 void otx2_nix_rss_set_key(struct otx2_eth_dev *dev,
363 uint8_t *key, uint32_t key_len);
364 uint32_t otx2_rss_ethdev_to_nix(struct otx2_eth_dev *dev,
365 uint64_t ethdev_rss, uint8_t rss_level);
366 int otx2_rss_set_hf(struct otx2_eth_dev *dev,
367 uint32_t flowkey_cfg, uint8_t *alg_idx,
368 uint8_t group, int mcam_index);
369 int otx2_nix_rss_tbl_init(struct otx2_eth_dev *dev, uint8_t group,
371 int otx2_nix_rss_config(struct rte_eth_dev *eth_dev);
373 int otx2_nix_dev_reta_update(struct rte_eth_dev *eth_dev,
374 struct rte_eth_rss_reta_entry64 *reta_conf,
376 int otx2_nix_dev_reta_query(struct rte_eth_dev *eth_dev,
377 struct rte_eth_rss_reta_entry64 *reta_conf,
379 int otx2_nix_rss_hash_update(struct rte_eth_dev *eth_dev,
380 struct rte_eth_rss_conf *rss_conf);
382 int otx2_nix_rss_hash_conf_get(struct rte_eth_dev *eth_dev,
383 struct rte_eth_rss_conf *rss_conf);
386 int otx2_cgx_rxtx_start(struct otx2_eth_dev *dev);
387 int otx2_cgx_rxtx_stop(struct otx2_eth_dev *dev);
388 int otx2_cgx_mac_addr_set(struct rte_eth_dev *eth_dev,
389 struct rte_ether_addr *addr);
392 int otx2_nix_flow_ctrl_get(struct rte_eth_dev *eth_dev,
393 struct rte_eth_fc_conf *fc_conf);
395 int otx2_nix_flow_ctrl_set(struct rte_eth_dev *eth_dev,
396 struct rte_eth_fc_conf *fc_conf);
398 int otx2_nix_rxchan_bpid_cfg(struct rte_eth_dev *eth_dev, bool enb);
400 int otx2_nix_update_flow_ctrl_mode(struct rte_eth_dev *eth_dev);
402 /* Lookup configuration */
403 void *otx2_nix_fastpath_lookup_mem_get(void);
406 const uint32_t *otx2_nix_supported_ptypes_get(struct rte_eth_dev *dev);
408 /* Mac address handling */
409 int otx2_nix_mac_addr_set(struct rte_eth_dev *eth_dev,
410 struct rte_ether_addr *addr);
411 int otx2_nix_mac_addr_get(struct rte_eth_dev *eth_dev, uint8_t *addr);
412 int otx2_nix_mac_addr_add(struct rte_eth_dev *eth_dev,
413 struct rte_ether_addr *addr,
414 uint32_t index, uint32_t pool);
415 void otx2_nix_mac_addr_del(struct rte_eth_dev *eth_dev, uint32_t index);
416 int otx2_cgx_mac_max_entries_get(struct otx2_eth_dev *dev);
419 int otx2_ethdev_parse_devargs(struct rte_devargs *devargs,
420 struct otx2_eth_dev *dev);
422 /* Rx and Tx routines */
423 void otx2_nix_form_default_desc(struct otx2_eth_txq *txq);
425 /* Timesync - PTP routines */
426 int otx2_nix_timesync_enable(struct rte_eth_dev *eth_dev);
427 int otx2_nix_timesync_disable(struct rte_eth_dev *eth_dev);
428 int otx2_nix_timesync_read_rx_timestamp(struct rte_eth_dev *eth_dev,
429 struct timespec *timestamp,
431 int otx2_nix_timesync_read_tx_timestamp(struct rte_eth_dev *eth_dev,
432 struct timespec *timestamp);
433 int otx2_nix_timesync_adjust_time(struct rte_eth_dev *eth_dev, int64_t delta);
434 int otx2_nix_timesync_write_time(struct rte_eth_dev *eth_dev,
435 const struct timespec *ts);
436 int otx2_nix_timesync_read_time(struct rte_eth_dev *eth_dev,
437 struct timespec *ts);
438 int otx2_eth_dev_ptp_info_update(struct otx2_dev *dev, bool ptp_en);
440 #endif /* __OTX2_ETHDEV_H__ */