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"
21 #include "otx2_mempool.h"
26 #define OTX2_ETH_DEV_PMD_VERSION "1.0"
28 /* Ethdev HWCAP and Fixup flags. Use from MSB bits to avoid conflict with dev */
30 /* Minimum CQ size should be 4K */
31 #define OTX2_FIXUP_F_MIN_4K_Q BIT_ULL(63)
32 #define otx2_ethdev_fixup_is_min_4k_q(dev) \
33 ((dev)->hwcap & OTX2_FIXUP_F_MIN_4K_Q)
34 /* Limit CQ being full */
35 #define OTX2_FIXUP_F_LIMIT_CQ_FULL BIT_ULL(62)
36 #define otx2_ethdev_fixup_is_limit_cq_full(dev) \
37 ((dev)->hwcap & OTX2_FIXUP_F_LIMIT_CQ_FULL)
39 /* Used for struct otx2_eth_dev::flags */
40 #define OTX2_LINK_CFG_IN_PROGRESS_F BIT_ULL(0)
42 /* VLAN tag inserted by NIX_TX_VTAG_ACTION.
43 * In Tx space is always reserved for this in FRS.
45 #define NIX_MAX_VTAG_INS 2
46 #define NIX_MAX_VTAG_ACT_SIZE (4 * NIX_MAX_VTAG_INS)
48 /* ETH_HLEN+ETH_FCS+2*VLAN_HLEN */
49 #define NIX_L2_OVERHEAD \
50 (RTE_ETHER_HDR_LEN + RTE_ETHER_CRC_LEN + 8)
52 /* HW config of frame size doesn't include FCS */
53 #define NIX_MAX_HW_FRS 9212
54 #define NIX_MIN_HW_FRS 60
56 /* Since HW FRS includes NPC VTAG insertion space, user has reduced FRS */
58 (NIX_MAX_HW_FRS + RTE_ETHER_CRC_LEN - NIX_MAX_VTAG_ACT_SIZE)
61 (NIX_MIN_HW_FRS + RTE_ETHER_CRC_LEN)
64 (NIX_MAX_FRS - NIX_L2_OVERHEAD)
66 #define NIX_MAX_SQB 512
67 #define NIX_MIN_SQB 32
68 #define NIX_SQB_LIST_SPACE 2
69 #define NIX_RSS_RETA_SIZE_MAX 256
70 /* Group 0 will be used for RSS, 1 -7 will be used for rte_flow RSS action*/
71 #define NIX_RSS_GRPS 8
72 #define NIX_HASH_KEY_SIZE 48 /* 352 Bits */
73 #define NIX_RSS_RETA_SIZE 64
74 #define NIX_RX_MIN_DESC 16
75 #define NIX_RX_MIN_DESC_ALIGN 16
76 #define NIX_RX_NB_SEG_MAX 6
77 #define NIX_CQ_ENTRY_SZ 128
78 #define NIX_CQ_ALIGN 512
79 #define NIX_SQB_LOWER_THRESH 90
80 #define LMT_SLOT_MASK 0x7f
82 /* If PTP is enabled additional SEND MEM DESC is required which
83 * takes 2 words, hence max 7 iova address are possible
85 #if defined(RTE_LIBRTE_IEEE1588)
86 #define NIX_TX_NB_SEG_MAX 7
88 #define NIX_TX_NB_SEG_MAX 9
91 /* Apply BP when CQ is 75% full */
92 #define NIX_CQ_BP_LEVEL (25 * 256 / 100)
94 #define CQ_OP_STAT_OP_ERR 63
95 #define CQ_OP_STAT_CQ_ERR 46
97 #define OP_ERR BIT_ULL(CQ_OP_STAT_OP_ERR)
98 #define CQ_ERR BIT_ULL(CQ_OP_STAT_CQ_ERR)
100 #define NIX_RSS_OFFLOAD (ETH_RSS_PORT | ETH_RSS_IP | ETH_RSS_UDP |\
101 ETH_RSS_TCP | ETH_RSS_SCTP | \
102 ETH_RSS_TUNNEL | ETH_RSS_L2_PAYLOAD)
104 #define NIX_TX_OFFLOAD_CAPA ( \
105 DEV_TX_OFFLOAD_MBUF_FAST_FREE | \
106 DEV_TX_OFFLOAD_MT_LOCKFREE | \
107 DEV_TX_OFFLOAD_VLAN_INSERT | \
108 DEV_TX_OFFLOAD_QINQ_INSERT | \
109 DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM | \
110 DEV_TX_OFFLOAD_OUTER_UDP_CKSUM | \
111 DEV_TX_OFFLOAD_TCP_CKSUM | \
112 DEV_TX_OFFLOAD_UDP_CKSUM | \
113 DEV_TX_OFFLOAD_SCTP_CKSUM | \
114 DEV_TX_OFFLOAD_MULTI_SEGS | \
115 DEV_TX_OFFLOAD_IPV4_CKSUM)
117 #define NIX_RX_OFFLOAD_CAPA ( \
118 DEV_RX_OFFLOAD_CHECKSUM | \
119 DEV_RX_OFFLOAD_SCTP_CKSUM | \
120 DEV_RX_OFFLOAD_OUTER_IPV4_CKSUM | \
121 DEV_RX_OFFLOAD_SCATTER | \
122 DEV_RX_OFFLOAD_JUMBO_FRAME | \
123 DEV_RX_OFFLOAD_OUTER_UDP_CKSUM | \
124 DEV_RX_OFFLOAD_VLAN_STRIP | \
125 DEV_RX_OFFLOAD_VLAN_FILTER | \
126 DEV_RX_OFFLOAD_QINQ_STRIP | \
127 DEV_RX_OFFLOAD_TIMESTAMP)
129 #define NIX_DEFAULT_RSS_CTX_GROUP 0
130 #define NIX_DEFAULT_RSS_MCAM_IDX -1
132 #define otx2_ethdev_is_ptp_en(dev) ((dev)->ptp_en)
134 #define NIX_TIMESYNC_TX_CMD_LEN 8
135 /* Additional timesync values. */
136 #define OTX2_CYCLECOUNTER_MASK 0xffffffffffffffffULL
139 nix_q_size_16, /* 16 entries */
140 nix_q_size_64, /* 64 entries */
147 nix_q_size_1M, /* Million entries */
152 struct rte_eth_dev *eth_dev;
156 struct otx2_rss_info {
158 uint32_t flowkey_cfg;
161 uint8_t alg_idx; /* Selected algo index */
162 uint16_t ind_tbl[NIX_RSS_RETA_SIZE_MAX];
163 uint8_t key[NIX_HASH_KEY_SIZE];
166 struct otx2_eth_qconf {
168 struct rte_eth_txconf tx;
169 struct rte_eth_rxconf rx;
176 struct otx2_npc_flow_info {
177 uint16_t channel; /*rx channel */
178 uint16_t flow_prealloc_size;
179 uint16_t flow_max_priority;
182 struct otx2_fc_info {
183 enum rte_eth_fc_mode mode; /**< Link flow control mode */
187 uint16_t bpid[NIX_MAX_CHAN];
190 struct otx2_eth_dev {
191 OTX2_DEV; /* Base class */
192 MARKER otx2_eth_dev_data_start;
194 uint16_t rx_chan_base;
195 uint16_t tx_chan_base;
198 uint8_t lso_tsov4_idx;
199 uint8_t lso_tsov6_idx;
200 uint8_t mac_addr[RTE_ETHER_ADDR_LEN];
201 uint8_t max_mac_entries;
208 uint8_t configured_qints;
209 uint8_t configured_nb_rx_qs;
210 uint8_t configured_nb_tx_qs;
211 uint16_t nix_msixoff;
215 uint16_t max_sqb_count;
216 uint16_t rx_offload_flags; /* Selected Rx offload flags(NIX_RX_*_F) */
217 uint64_t rx_offloads;
218 uint16_t tx_offload_flags; /* Selected Tx offload flags(NIX_TX_*_F) */
219 uint64_t tx_offloads;
220 uint64_t rx_offload_capa;
221 uint64_t tx_offload_capa;
222 struct otx2_qint qints_mem[RTE_MAX_QUEUES_PER_PORT];
223 uint16_t txschq[NIX_TXSCH_LVL_CNT];
224 uint16_t txschq_contig[NIX_TXSCH_LVL_CNT];
225 uint16_t txschq_index[NIX_TXSCH_LVL_CNT];
226 uint16_t txschq_contig_index[NIX_TXSCH_LVL_CNT];
227 /* Dis-contiguous queues */
228 uint16_t txschq_list[NIX_TXSCH_LVL_CNT][MAX_TXSCHQ_PER_FUNC];
229 /* Contiguous queues */
230 uint16_t txschq_contig_list[NIX_TXSCH_LVL_CNT][MAX_TXSCHQ_PER_FUNC];
231 uint16_t otx2_tm_root_lvl;
233 uint16_t tm_leaf_cnt;
234 struct otx2_nix_tm_node_list node_list;
235 struct otx2_nix_tm_shaper_profile_list shaper_profile_list;
236 struct otx2_rss_info rss_info;
237 struct otx2_fc_info fc_info;
238 uint32_t txmap[RTE_ETHDEV_QUEUE_STAT_CNTRS];
239 uint32_t rxmap[RTE_ETHDEV_QUEUE_STAT_CNTRS];
240 struct otx2_npc_flow_info npc_flow;
241 struct otx2_eth_qconf *tx_qconf;
242 struct otx2_eth_qconf *rx_qconf;
243 struct rte_eth_dev *eth_dev;
246 struct otx2_timesync_info tstamp;
247 struct rte_timecounter systime_tc;
248 struct rte_timecounter rx_tstamp_tc;
249 struct rte_timecounter tx_tstamp_tc;
250 } __rte_cache_aligned;
252 struct otx2_eth_txq {
254 int64_t fc_cache_pkts;
259 uint16_t sqes_per_sqb_log2;
260 int16_t nb_sqb_bufs_adj;
261 MARKER slow_path_start;
262 uint16_t nb_sqb_bufs;
265 struct otx2_eth_dev *dev;
266 struct rte_mempool *sqb_pool;
267 struct otx2_eth_qconf qconf;
268 } __rte_cache_aligned;
270 struct otx2_eth_rxq {
271 uint64_t mbuf_initializer;
282 struct otx2_timesync_info *tstamp;
283 MARKER slow_path_start;
287 struct rte_mempool *pool;
288 enum nix_q_size_e qsize;
289 struct rte_eth_dev *eth_dev;
290 struct otx2_eth_qconf qconf;
291 } __rte_cache_aligned;
293 static inline struct otx2_eth_dev *
294 otx2_eth_pmd_priv(struct rte_eth_dev *eth_dev)
296 return eth_dev->data->dev_private;
300 void otx2_nix_info_get(struct rte_eth_dev *eth_dev,
301 struct rte_eth_dev_info *dev_info);
302 int otx2_nix_get_module_info(struct rte_eth_dev *eth_dev,
303 struct rte_eth_dev_module_info *modinfo);
304 int otx2_nix_get_module_eeprom(struct rte_eth_dev *eth_dev,
305 struct rte_dev_eeprom_info *info);
306 int otx2_nix_pool_ops_supported(struct rte_eth_dev *eth_dev, const char *pool);
307 void otx2_nix_rxq_info_get(struct rte_eth_dev *eth_dev, uint16_t queue_id,
308 struct rte_eth_rxq_info *qinfo);
309 void otx2_nix_txq_info_get(struct rte_eth_dev *eth_dev, uint16_t queue_id,
310 struct rte_eth_txq_info *qinfo);
311 uint32_t otx2_nix_rx_queue_count(struct rte_eth_dev *eth_dev, uint16_t qidx);
312 int otx2_nix_tx_done_cleanup(void *txq, uint32_t free_cnt);
313 int otx2_nix_rx_descriptor_done(void *rxq, uint16_t offset);
314 int otx2_nix_rx_descriptor_status(void *rx_queue, uint16_t offset);
316 void otx2_nix_promisc_config(struct rte_eth_dev *eth_dev, int en);
317 void otx2_nix_promisc_enable(struct rte_eth_dev *eth_dev);
318 void otx2_nix_promisc_disable(struct rte_eth_dev *eth_dev);
319 void otx2_nix_allmulticast_enable(struct rte_eth_dev *eth_dev);
320 void otx2_nix_allmulticast_disable(struct rte_eth_dev *eth_dev);
321 int otx2_nix_tx_queue_start(struct rte_eth_dev *eth_dev, uint16_t qidx);
322 int otx2_nix_tx_queue_stop(struct rte_eth_dev *eth_dev, uint16_t qidx);
323 uint64_t otx2_nix_rxq_mbuf_setup(struct otx2_eth_dev *dev, uint16_t port_id);
326 void otx2_nix_toggle_flag_link_cfg(struct otx2_eth_dev *dev, bool set);
327 int otx2_nix_link_update(struct rte_eth_dev *eth_dev, int wait_to_complete);
328 void otx2_eth_dev_link_status_update(struct otx2_dev *dev,
329 struct cgx_link_user_info *link);
332 int otx2_nix_register_irqs(struct rte_eth_dev *eth_dev);
333 int oxt2_nix_register_queue_irqs(struct rte_eth_dev *eth_dev);
334 void otx2_nix_unregister_irqs(struct rte_eth_dev *eth_dev);
335 void oxt2_nix_unregister_queue_irqs(struct rte_eth_dev *eth_dev);
338 int otx2_nix_reg_dump(struct otx2_eth_dev *dev, uint64_t *data);
339 int otx2_nix_dev_get_reg(struct rte_eth_dev *eth_dev,
340 struct rte_dev_reg_info *regs);
341 int otx2_nix_queues_ctx_dump(struct rte_eth_dev *eth_dev);
342 void otx2_nix_cqe_dump(const struct nix_cqe_hdr_s *cq);
345 int otx2_nix_dev_stats_get(struct rte_eth_dev *eth_dev,
346 struct rte_eth_stats *stats);
347 void otx2_nix_dev_stats_reset(struct rte_eth_dev *eth_dev);
349 int otx2_nix_queue_stats_mapping(struct rte_eth_dev *dev,
350 uint16_t queue_id, uint8_t stat_idx,
352 int otx2_nix_xstats_get(struct rte_eth_dev *eth_dev,
353 struct rte_eth_xstat *xstats, unsigned int n);
354 int otx2_nix_xstats_get_names(struct rte_eth_dev *eth_dev,
355 struct rte_eth_xstat_name *xstats_names,
357 void otx2_nix_xstats_reset(struct rte_eth_dev *eth_dev);
359 int otx2_nix_xstats_get_by_id(struct rte_eth_dev *eth_dev,
361 uint64_t *values, unsigned int n);
362 int otx2_nix_xstats_get_names_by_id(struct rte_eth_dev *eth_dev,
363 struct rte_eth_xstat_name *xstats_names,
364 const uint64_t *ids, unsigned int limit);
367 void otx2_nix_rss_set_key(struct otx2_eth_dev *dev,
368 uint8_t *key, uint32_t key_len);
369 uint32_t otx2_rss_ethdev_to_nix(struct otx2_eth_dev *dev,
370 uint64_t ethdev_rss, uint8_t rss_level);
371 int otx2_rss_set_hf(struct otx2_eth_dev *dev,
372 uint32_t flowkey_cfg, uint8_t *alg_idx,
373 uint8_t group, int mcam_index);
374 int otx2_nix_rss_tbl_init(struct otx2_eth_dev *dev, uint8_t group,
376 int otx2_nix_rss_config(struct rte_eth_dev *eth_dev);
378 int otx2_nix_dev_reta_update(struct rte_eth_dev *eth_dev,
379 struct rte_eth_rss_reta_entry64 *reta_conf,
381 int otx2_nix_dev_reta_query(struct rte_eth_dev *eth_dev,
382 struct rte_eth_rss_reta_entry64 *reta_conf,
384 int otx2_nix_rss_hash_update(struct rte_eth_dev *eth_dev,
385 struct rte_eth_rss_conf *rss_conf);
387 int otx2_nix_rss_hash_conf_get(struct rte_eth_dev *eth_dev,
388 struct rte_eth_rss_conf *rss_conf);
391 int otx2_cgx_rxtx_start(struct otx2_eth_dev *dev);
392 int otx2_cgx_rxtx_stop(struct otx2_eth_dev *dev);
393 int otx2_cgx_mac_addr_set(struct rte_eth_dev *eth_dev,
394 struct rte_ether_addr *addr);
397 int otx2_nix_flow_ctrl_get(struct rte_eth_dev *eth_dev,
398 struct rte_eth_fc_conf *fc_conf);
400 int otx2_nix_flow_ctrl_set(struct rte_eth_dev *eth_dev,
401 struct rte_eth_fc_conf *fc_conf);
403 int otx2_nix_rxchan_bpid_cfg(struct rte_eth_dev *eth_dev, bool enb);
405 int otx2_nix_update_flow_ctrl_mode(struct rte_eth_dev *eth_dev);
407 /* Lookup configuration */
408 void *otx2_nix_fastpath_lookup_mem_get(void);
411 const uint32_t *otx2_nix_supported_ptypes_get(struct rte_eth_dev *dev);
413 /* Mac address handling */
414 int otx2_nix_mac_addr_set(struct rte_eth_dev *eth_dev,
415 struct rte_ether_addr *addr);
416 int otx2_nix_mac_addr_get(struct rte_eth_dev *eth_dev, uint8_t *addr);
417 int otx2_nix_mac_addr_add(struct rte_eth_dev *eth_dev,
418 struct rte_ether_addr *addr,
419 uint32_t index, uint32_t pool);
420 void otx2_nix_mac_addr_del(struct rte_eth_dev *eth_dev, uint32_t index);
421 int otx2_cgx_mac_max_entries_get(struct otx2_eth_dev *dev);
424 int otx2_ethdev_parse_devargs(struct rte_devargs *devargs,
425 struct otx2_eth_dev *dev);
427 /* Rx and Tx routines */
428 void otx2_nix_form_default_desc(struct otx2_eth_txq *txq);
430 /* Timesync - PTP routines */
431 int otx2_nix_timesync_enable(struct rte_eth_dev *eth_dev);
432 int otx2_nix_timesync_disable(struct rte_eth_dev *eth_dev);
434 #endif /* __OTX2_ETHDEV_H__ */