1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2018-2021 HiSilicon Limited.
9 #include <rte_mbuf_core.h>
11 #define HNS3_MIN_RING_DESC 64
12 #define HNS3_MAX_RING_DESC 32768
13 #define HNS3_DEFAULT_RING_DESC 1024
14 #define HNS3_ALIGN_RING_DESC 32
15 #define HNS3_RING_BASE_ALIGN 128
16 #define HNS3_BULK_ALLOC_MBUF_NUM 32
18 #define HNS3_DEFAULT_RX_FREE_THRESH 32
19 #define HNS3_DEFAULT_TX_FREE_THRESH 32
20 #define HNS3_DEFAULT_TX_RS_THRESH 32
21 #define HNS3_TX_FAST_FREE_AHEAD 64
23 #define HNS3_DEFAULT_RX_BURST 32
24 #if (HNS3_DEFAULT_RX_BURST > 64)
25 #error "PMD HNS3: HNS3_DEFAULT_RX_BURST must <= 64\n"
27 #define HNS3_DEFAULT_DESCS_PER_LOOP 4
28 #define HNS3_SVE_DEFAULT_DESCS_PER_LOOP 8
29 #if (HNS3_DEFAULT_DESCS_PER_LOOP > HNS3_SVE_DEFAULT_DESCS_PER_LOOP)
30 #define HNS3_VECTOR_RX_OFFSET_TABLE_LEN HNS3_DEFAULT_DESCS_PER_LOOP
32 #define HNS3_VECTOR_RX_OFFSET_TABLE_LEN HNS3_SVE_DEFAULT_DESCS_PER_LOOP
34 #define HNS3_DEFAULT_RXQ_REARM_THRESH 64
35 #define HNS3_UINT8_BIT 8
36 #define HNS3_UINT16_BIT 16
37 #define HNS3_UINT32_BIT 32
39 #define HNS3_512_BD_BUF_SIZE 512
40 #define HNS3_1K_BD_BUF_SIZE 1024
41 #define HNS3_2K_BD_BUF_SIZE 2048
42 #define HNS3_4K_BD_BUF_SIZE 4096
44 #define HNS3_MIN_BD_BUF_SIZE HNS3_512_BD_BUF_SIZE
45 #define HNS3_MAX_BD_BUF_SIZE HNS3_4K_BD_BUF_SIZE
47 #define HNS3_BD_SIZE_512_TYPE 0
48 #define HNS3_BD_SIZE_1024_TYPE 1
49 #define HNS3_BD_SIZE_2048_TYPE 2
50 #define HNS3_BD_SIZE_4096_TYPE 3
52 #define HNS3_RX_FLAG_VLAN_PRESENT 0x1
53 #define HNS3_RX_FLAG_L3ID_IPV4 0x0
54 #define HNS3_RX_FLAG_L3ID_IPV6 0x1
55 #define HNS3_RX_FLAG_L4ID_UDP 0x0
56 #define HNS3_RX_FLAG_L4ID_TCP 0x1
58 #define HNS3_RXD_DMAC_S 0
59 #define HNS3_RXD_DMAC_M (0x3 << HNS3_RXD_DMAC_S)
60 #define HNS3_RXD_VLAN_S 2
61 #define HNS3_RXD_VLAN_M (0x3 << HNS3_RXD_VLAN_S)
62 #define HNS3_RXD_L3ID_S 4
63 #define HNS3_RXD_L3ID_M (0xf << HNS3_RXD_L3ID_S)
64 #define HNS3_RXD_L4ID_S 8
65 #define HNS3_RXD_L4ID_M (0xf << HNS3_RXD_L4ID_S)
66 #define HNS3_RXD_FRAG_B 12
67 #define HNS3_RXD_STRP_TAGP_S 13
68 #define HNS3_RXD_STRP_TAGP_M (0x3 << HNS3_RXD_STRP_TAGP_S)
70 #define HNS3_RXD_L2E_B 16
71 #define HNS3_RXD_L3E_B 17
72 #define HNS3_RXD_L4E_B 18
73 #define HNS3_RXD_TRUNCATE_B 19
74 #define HNS3_RXD_HOI_B 20
75 #define HNS3_RXD_DOI_B 21
76 #define HNS3_RXD_OL3E_B 22
77 #define HNS3_RXD_OL4E_B 23
78 #define HNS3_RXD_GRO_COUNT_S 24
79 #define HNS3_RXD_GRO_COUNT_M (0x3f << HNS3_RXD_GRO_COUNT_S)
80 #define HNS3_RXD_GRO_FIXID_B 30
81 #define HNS3_RXD_GRO_ECN_B 31
83 #define HNS3_RXD_ODMAC_S 0
84 #define HNS3_RXD_ODMAC_M (0x3 << HNS3_RXD_ODMAC_S)
85 #define HNS3_RXD_OVLAN_S 2
86 #define HNS3_RXD_OVLAN_M (0x3 << HNS3_RXD_OVLAN_S)
87 #define HNS3_RXD_OL3ID_S 4
88 #define HNS3_RXD_OL3ID_M (0xf << HNS3_RXD_OL3ID_S)
89 #define HNS3_RXD_OL4ID_S 8
90 #define HNS3_RXD_OL4ID_M (0xf << HNS3_RXD_OL4ID_S)
91 #define HNS3_RXD_PTYPE_S 4
92 #define HNS3_RXD_PTYPE_M (0xff << HNS3_RXD_PTYPE_S)
93 #define HNS3_RXD_FBHI_S 12
94 #define HNS3_RXD_FBHI_M (0x3 << HNS3_RXD_FBHI_S)
95 #define HNS3_RXD_FBLI_S 14
96 #define HNS3_RXD_FBLI_M (0x3 << HNS3_RXD_FBLI_S)
98 #define HNS3_RXD_BDTYPE_S 0
99 #define HNS3_RXD_BDTYPE_M (0xf << HNS3_RXD_BDTYPE_S)
100 #define HNS3_RXD_VLD_B 4
101 #define HNS3_RXD_UDP0_B 5
102 #define HNS3_RXD_EXTEND_B 7
103 #define HNS3_RXD_FE_B 8
104 #define HNS3_RXD_LUM_B 9
105 #define HNS3_RXD_CRCP_B 10
106 #define HNS3_RXD_L3L4P_B 11
107 #define HNS3_RXD_TSIND_S 12
108 #define HNS3_RXD_TSIND_M (0x7 << HNS3_RXD_TSIND_S)
110 #define HNS3_RXD_TS_VLD_B 14
111 #define HNS3_RXD_LKBK_B 15
112 #define HNS3_RXD_GRO_SIZE_S 16
113 #define HNS3_RXD_GRO_SIZE_M (0x3fff << HNS3_RXD_GRO_SIZE_S)
115 #define HNS3_TXD_L3T_S 0
116 #define HNS3_TXD_L3T_M (0x3 << HNS3_TXD_L3T_S)
117 #define HNS3_TXD_L4T_S 2
118 #define HNS3_TXD_L4T_M (0x3 << HNS3_TXD_L4T_S)
119 #define HNS3_TXD_L3CS_B 4
120 #define HNS3_TXD_L4CS_B 5
121 #define HNS3_TXD_VLAN_B 6
122 #define HNS3_TXD_TSO_B 7
124 #define HNS3_TXD_L2LEN_S 8
125 #define HNS3_TXD_L2LEN_M (0xff << HNS3_TXD_L2LEN_S)
126 #define HNS3_TXD_L3LEN_S 16
127 #define HNS3_TXD_L3LEN_M (0xff << HNS3_TXD_L3LEN_S)
128 #define HNS3_TXD_L4LEN_S 24
129 #define HNS3_TXD_L4LEN_M (0xffUL << HNS3_TXD_L4LEN_S)
131 #define HNS3_TXD_OL3T_S 0
132 #define HNS3_TXD_OL3T_M (0x3 << HNS3_TXD_OL3T_S)
133 #define HNS3_TXD_OVLAN_B 2
134 #define HNS3_TXD_MACSEC_B 3
135 #define HNS3_TXD_TUNTYPE_S 4
136 #define HNS3_TXD_TUNTYPE_M (0xf << HNS3_TXD_TUNTYPE_S)
138 #define HNS3_TXD_BDTYPE_S 0
139 #define HNS3_TXD_BDTYPE_M (0xf << HNS3_TXD_BDTYPE_S)
140 #define HNS3_TXD_FE_B 4
141 #define HNS3_TXD_SC_S 5
142 #define HNS3_TXD_SC_M (0x3 << HNS3_TXD_SC_S)
143 #define HNS3_TXD_EXTEND_B 7
144 #define HNS3_TXD_VLD_B 8
145 #define HNS3_TXD_RI_B 9
146 #define HNS3_TXD_RA_B 10
147 #define HNS3_TXD_TSYN_B 11
148 #define HNS3_TXD_DECTTL_S 12
149 #define HNS3_TXD_DECTTL_M (0xf << HNS3_TXD_DECTTL_S)
151 #define HNS3_TXD_MSS_S 0
152 #define HNS3_TXD_MSS_M (0x3fff << HNS3_TXD_MSS_S)
154 #define HNS3_TXD_OL4CS_B 22
155 #define HNS3_L2_LEN_UNIT 1UL
156 #define HNS3_L3_LEN_UNIT 2UL
157 #define HNS3_L4_LEN_UNIT 2UL
159 #define HNS3_TXD_DEFAULT_BDTYPE 0
160 #define HNS3_TXD_VLD_CMD (0x1 << HNS3_TXD_VLD_B)
161 #define HNS3_TXD_FE_CMD (0x1 << HNS3_TXD_FE_B)
162 #define HNS3_TXD_DEFAULT_VLD_FE_BDTYPE \
163 (HNS3_TXD_VLD_CMD | HNS3_TXD_FE_CMD | HNS3_TXD_DEFAULT_BDTYPE)
164 #define HNS3_TXD_SEND_SIZE_SHIFT 16
166 enum hns3_pkt_l2t_type {
167 HNS3_L2_TYPE_UNICAST,
168 HNS3_L2_TYPE_MULTICAST,
169 HNS3_L2_TYPE_BROADCAST,
170 HNS3_L2_TYPE_INVALID,
173 enum hns3_pkt_l3t_type {
180 enum hns3_pkt_l4t_type {
187 enum hns3_pkt_ol3t_type {
190 HNS3_OL3T_IPV4_NO_CSUM,
194 enum hns3_pkt_tun_type {
201 /* hardware spec ring buffer format */
218 * L3T | L4T | L3CS | L4CS | VLAN | TSO |
221 uint32_t type_cs_vlan_tso_len;
223 uint8_t type_cs_vlan_tso;
229 uint16_t outer_vlan_tag;
232 /* OL3T | OVALAN | MACSEC */
233 uint32_t ol_type_vlan_len_msec;
235 uint8_t ol_type_vlan_msec;
242 uint32_t paylen_fd_dop_ol4cs;
243 uint16_t tp_fe_sc_vld_ra_ri;
257 uint16_t o_dm_vlan_id_fb;
258 uint16_t ot_vlan_tag;
262 uint32_t bd_base_info;
264 uint16_t bdtype_vld_udp0;
265 uint16_t fe_lum_crcp_l3l4p;
273 struct rte_mbuf *mbuf;
276 struct hns3_rx_basic_stats {
282 struct hns3_rx_dfx_stats {
283 uint64_t l3_csum_errors;
284 uint64_t l4_csum_errors;
285 uint64_t ol3_csum_errors;
286 uint64_t ol4_csum_errors;
289 struct hns3_rx_bd_errors_stats {
291 uint64_t pkt_len_errors;
294 struct hns3_rx_queue {
296 volatile void *io_head_reg;
297 struct hns3_adapter *hns;
298 struct hns3_ptype_table *ptype_tbl;
299 struct rte_mempool *mb_pool;
300 struct hns3_desc *rx_ring;
301 uint64_t rx_ring_phys_addr; /* RX ring DMA address */
302 const struct rte_memzone *mz;
303 struct hns3_entry *sw_ring;
304 struct rte_mbuf *pkt_first_seg;
305 struct rte_mbuf *pkt_last_seg;
312 * threshold for the number of BDs waited to passed to hardware. If the
313 * number exceeds the threshold, driver will pass these BDs to hardware.
315 uint16_t rx_free_thresh;
316 uint16_t next_to_use; /* index of next BD to be polled */
317 uint16_t rx_free_hold; /* num of BDs waited to passed to hardware */
318 uint16_t rx_rearm_start; /* index of BD that driver re-arming from */
319 uint16_t rx_rearm_nb; /* number of remaining BDs to be re-armed */
321 /* 4 if DEV_RX_OFFLOAD_KEEP_CRC offload set, 0 otherwise */
324 bool rx_deferred_start; /* don't start this queue in dev start */
325 bool configured; /* indicate if rx queue has been configured */
327 * Indicate whether ignore the outer VLAN field in the Rx BD reported
328 * by the Hardware. Because the outer VLAN is the PVID if the PVID is
329 * set for some version of hardware network engine whose vlan mode is
330 * HNS3_SW_SHIFT_AND_DISCARD_MODE, such as kunpeng 920. And this VLAN
331 * should not be transitted to the upper-layer application. For hardware
332 * network engine whose vlan mode is HNS3_HW_SHIFT_AND_DISCARD_MODE,
333 * such as kunpeng 930, PVID will not be reported to the BDs. So, PMD
334 * driver does not need to perform PVID-related operation in Rx. At this
335 * point, the pvid_sw_discard_en will be false.
337 bool pvid_sw_discard_en;
338 bool ptype_en; /* indicate if the ptype field enabled */
339 bool enabled; /* indicate if Rx queue has been enabled */
341 struct hns3_rx_basic_stats basic_stats;
342 /* DFX statistics that driver does not need to discard packets */
343 struct hns3_rx_dfx_stats dfx_stats;
344 /* Error statistics that driver needs to discard packets */
345 struct hns3_rx_bd_errors_stats err_stats;
347 struct rte_mbuf *bulk_mbuf[HNS3_BULK_ALLOC_MBUF_NUM];
348 uint16_t bulk_mbuf_num;
350 /* offset_table: used for vector, to solve execute re-order problem */
351 uint8_t offset_table[HNS3_VECTOR_RX_OFFSET_TABLE_LEN + 1];
352 uint64_t mbuf_initializer; /* value to init mbufs used with vector rx */
353 struct rte_mbuf fake_mbuf; /* fake mbuf used with vector rx */
356 struct hns3_tx_basic_stats {
362 * The following items are used for the abnormal errors statistics in
363 * the Tx datapath. When upper level application calls the
364 * rte_eth_tx_burst API function to send multiple packets at a time with
365 * burst mode based on hns3 network engine, there are some abnormal
366 * conditions that cause the driver to fail to operate the hardware to
367 * send packets correctly.
368 * Note: When using burst mode to call the rte_eth_tx_burst API function
369 * to send multiple packets at a time. When the first abnormal error is
370 * detected, add one to the relevant error statistics item, and then
371 * exit the loop of sending multiple packets of the function. That is to
372 * say, even if there are multiple packets in which abnormal errors may
373 * be detected in the burst, the relevant error statistics in the driver
374 * will only be increased by one.
375 * The detail description of the Tx abnormal errors statistic items as
377 * - over_length_pkt_cnt
378 * Total number of greater than HNS3_MAX_FRAME_LEN the driver
381 * - exceed_limit_bd_pkt_cnt
382 * Total number of exceeding the hardware limited bd which process
383 * a packet needed bd numbers.
385 * - exceed_limit_bd_reassem_fail
386 * Total number of exceeding the hardware limited bd fail which
387 * process a packet needed bd numbers and reassemble fail.
389 * - unsupported_tunnel_pkt_cnt
390 * Total number of unsupported tunnel packet. The unsupported tunnel
391 * type: vxlan_gpe, gtp, ipip and MPLSINUDP, MPLSINUDP is a packet
392 * with MPLS-in-UDP RFC 7510 header.
395 * Total count which the available bd numbers in current bd queue is
396 * less than the bd numbers with the pkt process needed.
398 * - pkt_padding_fail_cnt
399 * Total count which the packet length is less than minimum packet
400 * length(struct hns3_tx_queue::min_tx_pkt_len) supported by
401 * hardware in Tx direction and fail to be appended with 0.
403 struct hns3_tx_dfx_stats {
404 uint64_t over_length_pkt_cnt;
405 uint64_t exceed_limit_bd_pkt_cnt;
406 uint64_t exceed_limit_bd_reassem_fail;
407 uint64_t unsupported_tunnel_pkt_cnt;
408 uint64_t queue_full_cnt;
409 uint64_t pkt_padding_fail_cnt;
412 struct hns3_tx_queue {
414 volatile void *io_tail_reg;
415 struct hns3_adapter *hns;
416 struct hns3_desc *tx_ring;
417 uint64_t tx_ring_phys_addr; /* TX ring DMA address */
418 const struct rte_memzone *mz;
419 struct hns3_entry *sw_ring;
425 * index of next BD whose corresponding rte_mbuf can be released by
428 uint16_t next_to_clean;
429 /* index of next BD to be filled by driver to send packet */
430 uint16_t next_to_use;
431 /* num of remaining BDs ready to be filled by driver to send packet */
432 uint16_t tx_bd_ready;
434 /* threshold for free tx buffer if available BDs less than this value */
435 uint16_t tx_free_thresh;
438 * For better performance in tx datapath, releasing mbuf in batches is
440 * Only checking the VLD bit of the last descriptor in a batch of the
441 * thresh descriptors does not mean that these descriptors are all sent
442 * by hardware successfully. So we need to check that the VLD bits of
443 * all descriptors are cleared. and then free all mbufs in the batch.
445 * Number of mbufs released at a time.
448 * Tx mbuf free array used for preserving temporarily address of mbuf
449 * released back to mempool, when releasing mbuf in batches.
451 uint16_t tx_rs_thresh;
452 struct rte_mbuf **free;
457 * HNS3_TSO_SW_CAL_PSEUDO_H_CSUM/HNS3_TSO_HW_CAL_PSEUDO_H_CSUM
459 * - HNS3_TSO_SW_CAL_PSEUDO_H_CSUM
460 * In this mode, because of the hardware constraint, network driver
461 * software need erase the L4 len value of the TCP pseudo header
462 * and recalculate the TCP pseudo header checksum of packets that
465 * - HNS3_TSO_HW_CAL_PSEUDO_H_CSUM
466 * In this mode, hardware support recalculate the TCP pseudo header
467 * checksum of packets that need TSO, so network driver software
468 * not need to recalculate it.
474 * HNS3_SPECIAL_PORT_HW_CKSUM_MODE/HNS3_SPECIAL_PORT_SW_CKSUM_MODE
476 * - HNS3_SPECIAL_PORT_SW_CKSUM_MODE
477 * In this mode, HW can not do checksum for special UDP port like
478 * 4789, 4790, 6081 for non-tunnel UDP packets and UDP tunnel
479 * packets without the PKT_TX_TUNEL_MASK in the mbuf. So, PMD need
480 * do the checksum for these packets to avoid a checksum error.
482 * - HNS3_SPECIAL_PORT_HW_CKSUM_MODE
483 * In this mode, HW does not have the preceding problems and can
484 * directly calculate the checksum of these UDP packets.
486 uint8_t udp_cksum_mode;
488 * The minimum length of the packet supported by hardware in the Tx
491 uint32_t min_tx_pkt_len;
493 uint8_t max_non_tso_bd_num; /* max BD number of one non-TSO packet */
494 bool tx_deferred_start; /* don't start this queue in dev start */
495 bool configured; /* indicate if tx queue has been configured */
497 * Indicate whether add the vlan_tci of the mbuf to the inner VLAN field
498 * of Tx BD. Because the outer VLAN will always be the PVID when the
499 * PVID is set and for some version of hardware network engine whose
500 * vlan mode is HNS3_SW_SHIFT_AND_DISCARD_MODE, such as kunpeng 920, the
501 * PVID will overwrite the outer VLAN field of Tx BD. For the hardware
502 * network engine whose vlan mode is HNS3_HW_SHIFT_AND_DISCARD_MODE,
503 * such as kunpeng 930, if the PVID is set, the hardware will shift the
504 * VLAN field automatically. So, PMD driver does not need to do
505 * PVID-related operations in Tx. And pvid_sw_shift_en will be false at
508 bool pvid_sw_shift_en;
509 bool enabled; /* indicate if Tx queue has been enabled */
511 struct hns3_tx_basic_stats basic_stats;
512 struct hns3_tx_dfx_stats dfx_stats;
515 #define HNS3_GET_TX_QUEUE_PEND_BD_NUM(txq) \
516 ((txq)->nb_tx_desc - 1 - (txq)->tx_bd_ready)
518 struct hns3_queue_info {
519 const char *type; /* point to queue memory name */
520 const char *ring_name; /* point to hardware ring name */
523 unsigned int socket_id;
526 #define HNS3_TX_CKSUM_OFFLOAD_MASK ( \
527 PKT_TX_OUTER_UDP_CKSUM | \
528 PKT_TX_OUTER_IP_CKSUM | \
533 enum hns3_cksum_status {
535 HNS3_L3_CKSUM_ERR = 1,
536 HNS3_L4_CKSUM_ERR = 2,
537 HNS3_OUTER_L3_CKSUM_ERR = 4,
538 HNS3_OUTER_L4_CKSUM_ERR = 8
541 extern uint64_t hns3_timestamp_rx_dynflag;
542 extern int hns3_timestamp_dynfield_offset;
545 hns3_handle_bdinfo(struct hns3_rx_queue *rxq, struct rte_mbuf *rxm,
546 uint32_t bd_base_info, uint32_t l234_info,
549 #define L2E_TRUNC_ERR_FLAG (BIT(HNS3_RXD_L2E_B) | \
550 BIT(HNS3_RXD_TRUNCATE_B))
551 #define CHECKSUM_ERR_FLAG (BIT(HNS3_RXD_L3E_B) | \
552 BIT(HNS3_RXD_L4E_B) | \
553 BIT(HNS3_RXD_OL3E_B) | \
554 BIT(HNS3_RXD_OL4E_B))
559 * If packet len bigger than mtu when recv with no-scattered algorithm,
560 * the first n bd will without FE bit, we need process this sisution.
561 * Note: we don't need add statistic counter because latest BD which
562 * with FE bit will mark HNS3_RXD_L2E_B bit.
564 if (unlikely((bd_base_info & BIT(HNS3_RXD_FE_B)) == 0))
567 if (unlikely((l234_info & L2E_TRUNC_ERR_FLAG) || rxm->pkt_len == 0)) {
568 if (l234_info & BIT(HNS3_RXD_L2E_B))
569 rxq->err_stats.l2_errors++;
571 rxq->err_stats.pkt_len_errors++;
575 if (bd_base_info & BIT(HNS3_RXD_L3L4P_B)) {
576 if (likely((l234_info & CHECKSUM_ERR_FLAG) == 0)) {
581 if (unlikely(l234_info & BIT(HNS3_RXD_L3E_B))) {
582 rxm->ol_flags |= PKT_RX_IP_CKSUM_BAD;
583 rxq->dfx_stats.l3_csum_errors++;
584 tmp |= HNS3_L3_CKSUM_ERR;
587 if (unlikely(l234_info & BIT(HNS3_RXD_L4E_B))) {
588 rxm->ol_flags |= PKT_RX_L4_CKSUM_BAD;
589 rxq->dfx_stats.l4_csum_errors++;
590 tmp |= HNS3_L4_CKSUM_ERR;
593 if (unlikely(l234_info & BIT(HNS3_RXD_OL3E_B))) {
594 rxq->dfx_stats.ol3_csum_errors++;
595 tmp |= HNS3_OUTER_L3_CKSUM_ERR;
598 if (unlikely(l234_info & BIT(HNS3_RXD_OL4E_B))) {
599 rxm->ol_flags |= PKT_RX_OUTER_L4_CKSUM_BAD;
600 rxq->dfx_stats.ol4_csum_errors++;
601 tmp |= HNS3_OUTER_L4_CKSUM_ERR;
610 hns3_rx_set_cksum_flag(struct rte_mbuf *rxm, const uint64_t packet_type,
611 const uint32_t cksum_err)
613 if (unlikely((packet_type & RTE_PTYPE_TUNNEL_MASK))) {
614 if (likely(packet_type & RTE_PTYPE_INNER_L3_MASK) &&
615 (cksum_err & HNS3_L3_CKSUM_ERR) == 0)
616 rxm->ol_flags |= PKT_RX_IP_CKSUM_GOOD;
617 if (likely(packet_type & RTE_PTYPE_INNER_L4_MASK) &&
618 (cksum_err & HNS3_L4_CKSUM_ERR) == 0)
619 rxm->ol_flags |= PKT_RX_L4_CKSUM_GOOD;
620 if (likely(packet_type & RTE_PTYPE_L4_MASK) &&
621 (cksum_err & HNS3_OUTER_L4_CKSUM_ERR) == 0)
622 rxm->ol_flags |= PKT_RX_OUTER_L4_CKSUM_GOOD;
624 if (likely(packet_type & RTE_PTYPE_L3_MASK) &&
625 (cksum_err & HNS3_L3_CKSUM_ERR) == 0)
626 rxm->ol_flags |= PKT_RX_IP_CKSUM_GOOD;
627 if (likely(packet_type & RTE_PTYPE_L4_MASK) &&
628 (cksum_err & HNS3_L4_CKSUM_ERR) == 0)
629 rxm->ol_flags |= PKT_RX_L4_CKSUM_GOOD;
633 static inline uint32_t
634 hns3_rx_calc_ptype(struct hns3_rx_queue *rxq, const uint32_t l234_info,
635 const uint32_t ol_info)
637 const struct hns3_ptype_table * const ptype_tbl = rxq->ptype_tbl;
638 uint32_t ol3id, ol4id;
643 ptype = hns3_get_field(ol_info, HNS3_RXD_PTYPE_M,
645 return ptype_tbl->ptype[ptype];
648 ol4id = hns3_get_field(ol_info, HNS3_RXD_OL4ID_M, HNS3_RXD_OL4ID_S);
649 ol3id = hns3_get_field(ol_info, HNS3_RXD_OL3ID_M, HNS3_RXD_OL3ID_S);
650 l3id = hns3_get_field(l234_info, HNS3_RXD_L3ID_M, HNS3_RXD_L3ID_S);
651 l4id = hns3_get_field(l234_info, HNS3_RXD_L4ID_M, HNS3_RXD_L4ID_S);
653 if (unlikely(ptype_tbl->ol4table[ol4id]))
654 return ptype_tbl->inner_l3table[l3id] |
655 ptype_tbl->inner_l4table[l4id] |
656 ptype_tbl->ol3table[ol3id] |
657 ptype_tbl->ol4table[ol4id];
659 return ptype_tbl->l3table[l3id] | ptype_tbl->l4table[l4id];
662 void hns3_dev_rx_queue_release(void *queue);
663 void hns3_dev_tx_queue_release(void *queue);
664 void hns3_free_all_queues(struct rte_eth_dev *dev);
665 int hns3_reset_all_tqps(struct hns3_adapter *hns);
666 void hns3_dev_all_rx_queue_intr_enable(struct hns3_hw *hw, bool en);
667 int hns3_dev_rx_queue_intr_enable(struct rte_eth_dev *dev, uint16_t queue_id);
668 int hns3_dev_rx_queue_intr_disable(struct rte_eth_dev *dev, uint16_t queue_id);
669 void hns3_enable_all_queues(struct hns3_hw *hw, bool en);
670 int hns3_init_queues(struct hns3_adapter *hns, bool reset_queue);
671 void hns3_start_tqps(struct hns3_hw *hw);
672 void hns3_stop_tqps(struct hns3_hw *hw);
673 int hns3_rxq_iterate(struct rte_eth_dev *dev,
674 int (*callback)(struct hns3_rx_queue *, void *), void *arg);
675 void hns3_dev_release_mbufs(struct hns3_adapter *hns);
676 int hns3_rx_queue_setup(struct rte_eth_dev *dev, uint16_t idx, uint16_t nb_desc,
677 unsigned int socket, const struct rte_eth_rxconf *conf,
678 struct rte_mempool *mp);
679 int hns3_tx_queue_setup(struct rte_eth_dev *dev, uint16_t idx, uint16_t nb_desc,
680 unsigned int socket, const struct rte_eth_txconf *conf);
681 uint32_t hns3_rx_queue_count(struct rte_eth_dev *dev, uint16_t rx_queue_id);
682 int hns3_dev_rx_queue_start(struct rte_eth_dev *dev, uint16_t rx_queue_id);
683 int hns3_dev_rx_queue_stop(struct rte_eth_dev *dev, uint16_t rx_queue_id);
684 int hns3_dev_tx_queue_start(struct rte_eth_dev *dev, uint16_t tx_queue_id);
685 int hns3_dev_tx_queue_stop(struct rte_eth_dev *dev, uint16_t tx_queue_id);
686 uint16_t hns3_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
688 uint16_t hns3_recv_scattered_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
690 uint16_t hns3_recv_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,
692 uint16_t hns3_recv_pkts_vec_sve(void *rx_queue, struct rte_mbuf **rx_pkts,
694 int hns3_rx_burst_mode_get(struct rte_eth_dev *dev,
695 __rte_unused uint16_t queue_id,
696 struct rte_eth_burst_mode *mode);
697 int hns3_rx_check_vec_support(struct rte_eth_dev *dev);
698 uint16_t hns3_prep_pkts(__rte_unused void *tx_queue, struct rte_mbuf **tx_pkts,
700 uint16_t hns3_xmit_pkts_simple(void *tx_queue, struct rte_mbuf **tx_pkts,
702 uint16_t hns3_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,
704 uint16_t hns3_xmit_pkts_vec(void *tx_queue, struct rte_mbuf **tx_pkts,
706 uint16_t hns3_xmit_pkts_vec_sve(void *tx_queue, struct rte_mbuf **tx_pkts,
708 int hns3_tx_burst_mode_get(struct rte_eth_dev *dev,
709 __rte_unused uint16_t queue_id,
710 struct rte_eth_burst_mode *mode);
711 const uint32_t *hns3_dev_supported_ptypes_get(struct rte_eth_dev *dev);
712 void hns3_init_rx_ptype_tble(struct rte_eth_dev *dev);
713 void hns3_set_rxtx_function(struct rte_eth_dev *eth_dev);
714 uint32_t hns3_get_tqp_intr_reg_offset(uint16_t tqp_intr_id);
715 void hns3_set_queue_intr_gl(struct hns3_hw *hw, uint16_t queue_id,
716 uint8_t gl_idx, uint16_t gl_value);
717 void hns3_set_queue_intr_rl(struct hns3_hw *hw, uint16_t queue_id,
719 void hns3_set_queue_intr_ql(struct hns3_hw *hw, uint16_t queue_id,
721 int hns3_set_fake_rx_or_tx_queues(struct rte_eth_dev *dev, uint16_t nb_rx_q,
723 int hns3_config_gro(struct hns3_hw *hw, bool en);
724 int hns3_restore_gro_conf(struct hns3_hw *hw);
725 void hns3_update_all_queues_pvid_proc_en(struct hns3_hw *hw);
726 void hns3_rx_scattered_reset(struct rte_eth_dev *dev);
727 void hns3_rx_scattered_calc(struct rte_eth_dev *dev);
728 int hns3_rx_check_vec_support(struct rte_eth_dev *dev);
729 int hns3_tx_check_vec_support(struct rte_eth_dev *dev);
730 void hns3_rxq_vec_setup(struct hns3_rx_queue *rxq);
731 void hns3_rxq_info_get(struct rte_eth_dev *dev, uint16_t queue_id,
732 struct rte_eth_rxq_info *qinfo);
733 void hns3_txq_info_get(struct rte_eth_dev *dev, uint16_t queue_id,
734 struct rte_eth_txq_info *qinfo);
735 uint32_t hns3_get_tqp_reg_offset(uint16_t idx);
736 int hns3_start_all_txqs(struct rte_eth_dev *dev);
737 int hns3_start_all_rxqs(struct rte_eth_dev *dev);
738 void hns3_stop_all_txqs(struct rte_eth_dev *dev);
739 void hns3_restore_tqp_enable_state(struct hns3_hw *hw);
740 int hns3_tx_done_cleanup(void *txq, uint32_t free_cnt);
741 void hns3_enable_rxd_adv_layout(struct hns3_hw *hw);
742 int hns3_dev_rx_descriptor_status(void *rx_queue, uint16_t offset);
743 int hns3_dev_tx_descriptor_status(void *tx_queue, uint16_t offset);
745 #endif /* _HNS3_RXTX_H_ */