1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2018-2019 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)
109 #define HNS3_RXD_LKBK_B 15
110 #define HNS3_RXD_GRO_SIZE_S 16
111 #define HNS3_RXD_GRO_SIZE_M (0x3fff << HNS3_RXD_GRO_SIZE_S)
113 #define HNS3_TXD_L3T_S 0
114 #define HNS3_TXD_L3T_M (0x3 << HNS3_TXD_L3T_S)
115 #define HNS3_TXD_L4T_S 2
116 #define HNS3_TXD_L4T_M (0x3 << HNS3_TXD_L4T_S)
117 #define HNS3_TXD_L3CS_B 4
118 #define HNS3_TXD_L4CS_B 5
119 #define HNS3_TXD_VLAN_B 6
120 #define HNS3_TXD_TSO_B 7
122 #define HNS3_TXD_L2LEN_S 8
123 #define HNS3_TXD_L2LEN_M (0xff << HNS3_TXD_L2LEN_S)
124 #define HNS3_TXD_L3LEN_S 16
125 #define HNS3_TXD_L3LEN_M (0xff << HNS3_TXD_L3LEN_S)
126 #define HNS3_TXD_L4LEN_S 24
127 #define HNS3_TXD_L4LEN_M (0xffUL << HNS3_TXD_L4LEN_S)
129 #define HNS3_TXD_OL3T_S 0
130 #define HNS3_TXD_OL3T_M (0x3 << HNS3_TXD_OL3T_S)
131 #define HNS3_TXD_OVLAN_B 2
132 #define HNS3_TXD_MACSEC_B 3
133 #define HNS3_TXD_TUNTYPE_S 4
134 #define HNS3_TXD_TUNTYPE_M (0xf << HNS3_TXD_TUNTYPE_S)
136 #define HNS3_TXD_BDTYPE_S 0
137 #define HNS3_TXD_BDTYPE_M (0xf << HNS3_TXD_BDTYPE_S)
138 #define HNS3_TXD_FE_B 4
139 #define HNS3_TXD_SC_S 5
140 #define HNS3_TXD_SC_M (0x3 << HNS3_TXD_SC_S)
141 #define HNS3_TXD_EXTEND_B 7
142 #define HNS3_TXD_VLD_B 8
143 #define HNS3_TXD_RI_B 9
144 #define HNS3_TXD_RA_B 10
145 #define HNS3_TXD_TSYN_B 11
146 #define HNS3_TXD_DECTTL_S 12
147 #define HNS3_TXD_DECTTL_M (0xf << HNS3_TXD_DECTTL_S)
149 #define HNS3_TXD_MSS_S 0
150 #define HNS3_TXD_MSS_M (0x3fff << HNS3_TXD_MSS_S)
152 #define HNS3_TXD_OL4CS_B 22
153 #define HNS3_L2_LEN_UNIT 1UL
154 #define HNS3_L3_LEN_UNIT 2UL
155 #define HNS3_L4_LEN_UNIT 2UL
157 #define HNS3_TXD_DEFAULT_BDTYPE 0
158 #define HNS3_TXD_VLD_CMD (0x1 << HNS3_TXD_VLD_B)
159 #define HNS3_TXD_FE_CMD (0x1 << HNS3_TXD_FE_B)
160 #define HNS3_TXD_DEFAULT_VLD_FE_BDTYPE \
161 (HNS3_TXD_VLD_CMD | HNS3_TXD_FE_CMD | HNS3_TXD_DEFAULT_BDTYPE)
162 #define HNS3_TXD_SEND_SIZE_SHIFT 16
164 enum hns3_pkt_l2t_type {
165 HNS3_L2_TYPE_UNICAST,
166 HNS3_L2_TYPE_MULTICAST,
167 HNS3_L2_TYPE_BROADCAST,
168 HNS3_L2_TYPE_INVALID,
171 enum hns3_pkt_l3t_type {
178 enum hns3_pkt_l4t_type {
185 enum hns3_pkt_ol3t_type {
188 HNS3_OL3T_IPV4_NO_CSUM,
192 enum hns3_pkt_tun_type {
199 /* hardware spec ring buffer format */
214 * L3T | L4T | L3CS | L4CS | VLAN | TSO |
217 uint32_t type_cs_vlan_tso_len;
219 uint8_t type_cs_vlan_tso;
225 uint16_t outer_vlan_tag;
228 /* OL3T | OVALAN | MACSEC */
229 uint32_t ol_type_vlan_len_msec;
231 uint8_t ol_type_vlan_msec;
238 uint32_t paylen_fd_dop_ol4cs;
239 uint16_t tp_fe_sc_vld_ra_ri;
253 uint16_t o_dm_vlan_id_fb;
254 uint16_t ot_vlan_tag;
258 uint32_t bd_base_info;
260 uint16_t bdtype_vld_udp0;
261 uint16_t fe_lum_crcp_l3l4p;
269 struct rte_mbuf *mbuf;
272 struct hns3_rx_basic_stats {
278 struct hns3_rx_dfx_stats {
279 uint64_t l3_csum_errors;
280 uint64_t l4_csum_errors;
281 uint64_t ol3_csum_errors;
282 uint64_t ol4_csum_errors;
285 struct hns3_rx_bd_errors_stats {
287 uint64_t pkt_len_errors;
290 struct hns3_rx_queue {
292 volatile void *io_head_reg;
293 struct hns3_adapter *hns;
294 struct hns3_ptype_table *ptype_tbl;
295 struct rte_mempool *mb_pool;
296 struct hns3_desc *rx_ring;
297 uint64_t rx_ring_phys_addr; /* RX ring DMA address */
298 const struct rte_memzone *mz;
299 struct hns3_entry *sw_ring;
300 struct rte_mbuf *pkt_first_seg;
301 struct rte_mbuf *pkt_last_seg;
308 * threshold for the number of BDs waited to passed to hardware. If the
309 * number exceeds the threshold, driver will pass these BDs to hardware.
311 uint16_t rx_free_thresh;
312 uint16_t next_to_use; /* index of next BD to be polled */
313 uint16_t rx_free_hold; /* num of BDs waited to passed to hardware */
314 uint16_t rx_rearm_start; /* index of BD that driver re-arming from */
315 uint16_t rx_rearm_nb; /* number of remaining BDs to be re-armed */
317 /* 4 if DEV_RX_OFFLOAD_KEEP_CRC offload set, 0 otherwise */
320 bool rx_deferred_start; /* don't start this queue in dev start */
321 bool configured; /* indicate if rx queue has been configured */
323 * Indicate whether ignore the outer VLAN field in the Rx BD reported
324 * by the Hardware. Because the outer VLAN is the PVID if the PVID is
325 * set for some version of hardware network engine whose vlan mode is
326 * HNS3_SW_SHIFT_AND_DISCARD_MODE, such as kunpeng 920. And this VLAN
327 * should not be transitted to the upper-layer application. For hardware
328 * network engine whose vlan mode is HNS3_HW_SHIFT_AND_DISCARD_MODE,
329 * such as kunpeng 930, PVID will not be reported to the BDs. So, PMD
330 * driver does not need to perform PVID-related operation in Rx. At this
331 * point, the pvid_sw_discard_en will be false.
333 bool pvid_sw_discard_en;
334 bool ptype_en; /* indicate if the ptype field enabled */
335 bool enabled; /* indicate if Rx queue has been enabled */
337 struct hns3_rx_basic_stats basic_stats;
338 /* DFX statistics that driver does not need to discard packets */
339 struct hns3_rx_dfx_stats dfx_stats;
340 /* Error statistics that driver needs to discard packets */
341 struct hns3_rx_bd_errors_stats err_stats;
343 struct rte_mbuf *bulk_mbuf[HNS3_BULK_ALLOC_MBUF_NUM];
344 uint16_t bulk_mbuf_num;
346 /* offset_table: used for vector, to solve execute re-order problem */
347 uint8_t offset_table[HNS3_VECTOR_RX_OFFSET_TABLE_LEN + 1];
348 uint64_t mbuf_initializer; /* value to init mbufs used with vector rx */
349 struct rte_mbuf fake_mbuf; /* fake mbuf used with vector rx */
352 struct hns3_tx_basic_stats {
358 * The following items are used for the abnormal errors statistics in
359 * the Tx datapath. When upper level application calls the
360 * rte_eth_tx_burst API function to send multiple packets at a time with
361 * burst mode based on hns3 network engine, there are some abnormal
362 * conditions that cause the driver to fail to operate the hardware to
363 * send packets correctly.
364 * Note: When using burst mode to call the rte_eth_tx_burst API function
365 * to send multiple packets at a time. When the first abnormal error is
366 * detected, add one to the relevant error statistics item, and then
367 * exit the loop of sending multiple packets of the function. That is to
368 * say, even if there are multiple packets in which abnormal errors may
369 * be detected in the burst, the relevant error statistics in the driver
370 * will only be increased by one.
371 * The detail description of the Tx abnormal errors statistic items as
373 * - over_length_pkt_cnt
374 * Total number of greater than HNS3_MAX_FRAME_LEN the driver
377 * - exceed_limit_bd_pkt_cnt
378 * Total number of exceeding the hardware limited bd which process
379 * a packet needed bd numbers.
381 * - exceed_limit_bd_reassem_fail
382 * Total number of exceeding the hardware limited bd fail which
383 * process a packet needed bd numbers and reassemble fail.
385 * - unsupported_tunnel_pkt_cnt
386 * Total number of unsupported tunnel packet. The unsupported tunnel
387 * type: vxlan_gpe, gtp, ipip and MPLSINUDP, MPLSINUDP is a packet
388 * with MPLS-in-UDP RFC 7510 header.
391 * Total count which the available bd numbers in current bd queue is
392 * less than the bd numbers with the pkt process needed.
394 * - pkt_padding_fail_cnt
395 * Total count which the packet length is less than minimum packet
396 * length(struct hns3_tx_queue::min_tx_pkt_len) supported by
397 * hardware in Tx direction and fail to be appended with 0.
399 struct hns3_tx_dfx_stats {
400 uint64_t over_length_pkt_cnt;
401 uint64_t exceed_limit_bd_pkt_cnt;
402 uint64_t exceed_limit_bd_reassem_fail;
403 uint64_t unsupported_tunnel_pkt_cnt;
404 uint64_t queue_full_cnt;
405 uint64_t pkt_padding_fail_cnt;
408 struct hns3_tx_queue {
410 volatile void *io_tail_reg;
411 struct hns3_adapter *hns;
412 struct hns3_desc *tx_ring;
413 uint64_t tx_ring_phys_addr; /* TX ring DMA address */
414 const struct rte_memzone *mz;
415 struct hns3_entry *sw_ring;
421 * index of next BD whose corresponding rte_mbuf can be released by
424 uint16_t next_to_clean;
425 /* index of next BD to be filled by driver to send packet */
426 uint16_t next_to_use;
427 /* num of remaining BDs ready to be filled by driver to send packet */
428 uint16_t tx_bd_ready;
430 /* threshold for free tx buffer if available BDs less than this value */
431 uint16_t tx_free_thresh;
434 * For better performance in tx datapath, releasing mbuf in batches is
436 * Only checking the VLD bit of the last descriptor in a batch of the
437 * thresh descriptors does not mean that these descriptors are all sent
438 * by hardware successfully. So we need to check that the VLD bits of
439 * all descriptors are cleared. and then free all mbufs in the batch.
441 * Number of mbufs released at a time.
444 * Tx mbuf free array used for preserving temporarily address of mbuf
445 * released back to mempool, when releasing mbuf in batches.
447 uint16_t tx_rs_thresh;
448 struct rte_mbuf **free;
453 * HNS3_TSO_SW_CAL_PSEUDO_H_CSUM/HNS3_TSO_HW_CAL_PSEUDO_H_CSUM
455 * - HNS3_TSO_SW_CAL_PSEUDO_H_CSUM
456 * In this mode, because of the hardware constraint, network driver
457 * software need erase the L4 len value of the TCP pseudo header
458 * and recalculate the TCP pseudo header checksum of packets that
461 * - HNS3_TSO_HW_CAL_PSEUDO_H_CSUM
462 * In this mode, hardware support recalculate the TCP pseudo header
463 * checksum of packets that need TSO, so network driver software
464 * not need to recalculate it.
470 * HNS3_SPECIAL_PORT_HW_CKSUM_MODE/HNS3_SPECIAL_PORT_SW_CKSUM_MODE
472 * - HNS3_SPECIAL_PORT_SW_CKSUM_MODE
473 * In this mode, HW can not do checksum for special UDP port like
474 * 4789, 4790, 6081 for non-tunnel UDP packets and UDP tunnel
475 * packets without the PKT_TX_TUNEL_MASK in the mbuf. So, PMD need
476 * do the checksum for these packets to avoid a checksum error.
478 * - HNS3_SPECIAL_PORT_HW_CKSUM_MODE
479 * In this mode, HW does not have the preceding problems and can
480 * directly calculate the checksum of these UDP packets.
482 uint8_t udp_cksum_mode;
484 * The minimum length of the packet supported by hardware in the Tx
487 uint32_t min_tx_pkt_len;
489 uint8_t max_non_tso_bd_num; /* max BD number of one non-TSO packet */
490 bool tx_deferred_start; /* don't start this queue in dev start */
491 bool configured; /* indicate if tx queue has been configured */
493 * Indicate whether add the vlan_tci of the mbuf to the inner VLAN field
494 * of Tx BD. Because the outer VLAN will always be the PVID when the
495 * PVID is set and for some version of hardware network engine whose
496 * vlan mode is HNS3_SW_SHIFT_AND_DISCARD_MODE, such as kunpeng 920, the
497 * PVID will overwrite the outer VLAN field of Tx BD. For the hardware
498 * network engine whose vlan mode is HNS3_HW_SHIFT_AND_DISCARD_MODE,
499 * such as kunpeng 930, if the PVID is set, the hardware will shift the
500 * VLAN field automatically. So, PMD driver does not need to do
501 * PVID-related operations in Tx. And pvid_sw_shift_en will be false at
504 bool pvid_sw_shift_en;
505 bool enabled; /* indicate if Tx queue has been enabled */
507 struct hns3_tx_basic_stats basic_stats;
508 struct hns3_tx_dfx_stats dfx_stats;
511 #define HNS3_GET_TX_QUEUE_PEND_BD_NUM(txq) \
512 ((txq)->nb_tx_desc - 1 - (txq)->tx_bd_ready)
514 struct hns3_queue_info {
515 const char *type; /* point to queue memory name */
516 const char *ring_name; /* point to hardware ring name */
519 unsigned int socket_id;
522 #define HNS3_TX_CKSUM_OFFLOAD_MASK ( \
523 PKT_TX_OUTER_UDP_CKSUM | \
524 PKT_TX_OUTER_IP_CKSUM | \
529 enum hns3_cksum_status {
531 HNS3_L3_CKSUM_ERR = 1,
532 HNS3_L4_CKSUM_ERR = 2,
533 HNS3_OUTER_L3_CKSUM_ERR = 4,
534 HNS3_OUTER_L4_CKSUM_ERR = 8
538 hns3_handle_bdinfo(struct hns3_rx_queue *rxq, struct rte_mbuf *rxm,
539 uint32_t bd_base_info, uint32_t l234_info,
542 #define L2E_TRUNC_ERR_FLAG (BIT(HNS3_RXD_L2E_B) | \
543 BIT(HNS3_RXD_TRUNCATE_B))
544 #define CHECKSUM_ERR_FLAG (BIT(HNS3_RXD_L3E_B) | \
545 BIT(HNS3_RXD_L4E_B) | \
546 BIT(HNS3_RXD_OL3E_B) | \
547 BIT(HNS3_RXD_OL4E_B))
552 * If packet len bigger than mtu when recv with no-scattered algorithm,
553 * the first n bd will without FE bit, we need process this sisution.
554 * Note: we don't need add statistic counter because latest BD which
555 * with FE bit will mark HNS3_RXD_L2E_B bit.
557 if (unlikely((bd_base_info & BIT(HNS3_RXD_FE_B)) == 0))
560 if (unlikely((l234_info & L2E_TRUNC_ERR_FLAG) || rxm->pkt_len == 0)) {
561 if (l234_info & BIT(HNS3_RXD_L2E_B))
562 rxq->err_stats.l2_errors++;
564 rxq->err_stats.pkt_len_errors++;
568 if (bd_base_info & BIT(HNS3_RXD_L3L4P_B)) {
569 if (likely((l234_info & CHECKSUM_ERR_FLAG) == 0)) {
574 if (unlikely(l234_info & BIT(HNS3_RXD_L3E_B))) {
575 rxm->ol_flags |= PKT_RX_IP_CKSUM_BAD;
576 rxq->dfx_stats.l3_csum_errors++;
577 tmp |= HNS3_L3_CKSUM_ERR;
580 if (unlikely(l234_info & BIT(HNS3_RXD_L4E_B))) {
581 rxm->ol_flags |= PKT_RX_L4_CKSUM_BAD;
582 rxq->dfx_stats.l4_csum_errors++;
583 tmp |= HNS3_L4_CKSUM_ERR;
586 if (unlikely(l234_info & BIT(HNS3_RXD_OL3E_B))) {
587 rxq->dfx_stats.ol3_csum_errors++;
588 tmp |= HNS3_OUTER_L3_CKSUM_ERR;
591 if (unlikely(l234_info & BIT(HNS3_RXD_OL4E_B))) {
592 rxm->ol_flags |= PKT_RX_OUTER_L4_CKSUM_BAD;
593 rxq->dfx_stats.ol4_csum_errors++;
594 tmp |= HNS3_OUTER_L4_CKSUM_ERR;
603 hns3_rx_set_cksum_flag(struct rte_mbuf *rxm, const uint64_t packet_type,
604 const uint32_t cksum_err)
606 if (unlikely((packet_type & RTE_PTYPE_TUNNEL_MASK))) {
607 if (likely(packet_type & RTE_PTYPE_INNER_L3_MASK) &&
608 (cksum_err & HNS3_L3_CKSUM_ERR) == 0)
609 rxm->ol_flags |= PKT_RX_IP_CKSUM_GOOD;
610 if (likely(packet_type & RTE_PTYPE_INNER_L4_MASK) &&
611 (cksum_err & HNS3_L4_CKSUM_ERR) == 0)
612 rxm->ol_flags |= PKT_RX_L4_CKSUM_GOOD;
613 if (likely(packet_type & RTE_PTYPE_L4_MASK) &&
614 (cksum_err & HNS3_OUTER_L4_CKSUM_ERR) == 0)
615 rxm->ol_flags |= PKT_RX_OUTER_L4_CKSUM_GOOD;
617 if (likely(packet_type & RTE_PTYPE_L3_MASK) &&
618 (cksum_err & HNS3_L3_CKSUM_ERR) == 0)
619 rxm->ol_flags |= PKT_RX_IP_CKSUM_GOOD;
620 if (likely(packet_type & RTE_PTYPE_L4_MASK) &&
621 (cksum_err & HNS3_L4_CKSUM_ERR) == 0)
622 rxm->ol_flags |= PKT_RX_L4_CKSUM_GOOD;
626 static inline uint32_t
627 hns3_rx_calc_ptype(struct hns3_rx_queue *rxq, const uint32_t l234_info,
628 const uint32_t ol_info)
630 const struct hns3_ptype_table * const ptype_tbl = rxq->ptype_tbl;
631 uint32_t l2id, l3id, l4id;
632 uint32_t ol3id, ol4id, ol2id;
636 ptype = hns3_get_field(ol_info, HNS3_RXD_PTYPE_M,
638 return ptype_tbl->ptype[ptype];
641 ol4id = hns3_get_field(ol_info, HNS3_RXD_OL4ID_M, HNS3_RXD_OL4ID_S);
642 ol3id = hns3_get_field(ol_info, HNS3_RXD_OL3ID_M, HNS3_RXD_OL3ID_S);
643 ol2id = hns3_get_field(ol_info, HNS3_RXD_OVLAN_M, HNS3_RXD_OVLAN_S);
644 l2id = hns3_get_field(l234_info, HNS3_RXD_VLAN_M, HNS3_RXD_VLAN_S);
645 l3id = hns3_get_field(l234_info, HNS3_RXD_L3ID_M, HNS3_RXD_L3ID_S);
646 l4id = hns3_get_field(l234_info, HNS3_RXD_L4ID_M, HNS3_RXD_L4ID_S);
648 if (unlikely(ptype_tbl->ol4table[ol4id]))
649 return ptype_tbl->inner_l2table[l2id] |
650 ptype_tbl->inner_l3table[l3id] |
651 ptype_tbl->inner_l4table[l4id] |
652 ptype_tbl->ol3table[ol3id] |
653 ptype_tbl->ol4table[ol4id] | ptype_tbl->ol2table[ol2id];
655 return ptype_tbl->l2l3table[l2id][l3id] |
656 ptype_tbl->l4table[l4id];
659 void hns3_dev_rx_queue_release(void *queue);
660 void hns3_dev_tx_queue_release(void *queue);
661 void hns3_free_all_queues(struct rte_eth_dev *dev);
662 int hns3_reset_all_tqps(struct hns3_adapter *hns);
663 void hns3_dev_all_rx_queue_intr_enable(struct hns3_hw *hw, bool en);
664 int hns3_dev_rx_queue_intr_enable(struct rte_eth_dev *dev, uint16_t queue_id);
665 int hns3_dev_rx_queue_intr_disable(struct rte_eth_dev *dev, uint16_t queue_id);
666 void hns3_enable_all_queues(struct hns3_hw *hw, bool en);
667 int hns3_init_queues(struct hns3_adapter *hns, bool reset_queue);
668 void hns3_start_tqps(struct hns3_hw *hw);
669 void hns3_stop_tqps(struct hns3_hw *hw);
670 int hns3_rxq_iterate(struct rte_eth_dev *dev,
671 int (*callback)(struct hns3_rx_queue *, void *), void *arg);
672 void hns3_dev_release_mbufs(struct hns3_adapter *hns);
673 int hns3_rx_queue_setup(struct rte_eth_dev *dev, uint16_t idx, uint16_t nb_desc,
674 unsigned int socket, const struct rte_eth_rxconf *conf,
675 struct rte_mempool *mp);
676 int hns3_tx_queue_setup(struct rte_eth_dev *dev, uint16_t idx, uint16_t nb_desc,
677 unsigned int socket, const struct rte_eth_txconf *conf);
678 uint32_t hns3_rx_queue_count(struct rte_eth_dev *dev, uint16_t rx_queue_id);
679 int hns3_dev_rx_queue_start(struct rte_eth_dev *dev, uint16_t rx_queue_id);
680 int hns3_dev_rx_queue_stop(struct rte_eth_dev *dev, uint16_t rx_queue_id);
681 int hns3_dev_tx_queue_start(struct rte_eth_dev *dev, uint16_t tx_queue_id);
682 int hns3_dev_tx_queue_stop(struct rte_eth_dev *dev, uint16_t tx_queue_id);
683 uint16_t hns3_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
685 uint16_t hns3_recv_scattered_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
687 uint16_t hns3_recv_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,
689 uint16_t hns3_recv_pkts_vec_sve(void *rx_queue, struct rte_mbuf **rx_pkts,
691 int hns3_rx_burst_mode_get(struct rte_eth_dev *dev,
692 __rte_unused uint16_t queue_id,
693 struct rte_eth_burst_mode *mode);
694 int hns3_rx_check_vec_support(struct rte_eth_dev *dev);
695 uint16_t hns3_prep_pkts(__rte_unused void *tx_queue, struct rte_mbuf **tx_pkts,
697 uint16_t hns3_xmit_pkts_simple(void *tx_queue, struct rte_mbuf **tx_pkts,
699 uint16_t hns3_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,
701 uint16_t hns3_xmit_pkts_vec(void *tx_queue, struct rte_mbuf **tx_pkts,
703 uint16_t hns3_xmit_pkts_vec_sve(void *tx_queue, struct rte_mbuf **tx_pkts,
705 int hns3_tx_burst_mode_get(struct rte_eth_dev *dev,
706 __rte_unused uint16_t queue_id,
707 struct rte_eth_burst_mode *mode);
708 const uint32_t *hns3_dev_supported_ptypes_get(struct rte_eth_dev *dev);
709 void hns3_init_rx_ptype_tble(struct rte_eth_dev *dev);
710 void hns3_set_rxtx_function(struct rte_eth_dev *eth_dev);
711 uint32_t hns3_get_tqp_intr_reg_offset(uint16_t tqp_intr_id);
712 void hns3_set_queue_intr_gl(struct hns3_hw *hw, uint16_t queue_id,
713 uint8_t gl_idx, uint16_t gl_value);
714 void hns3_set_queue_intr_rl(struct hns3_hw *hw, uint16_t queue_id,
716 void hns3_set_queue_intr_ql(struct hns3_hw *hw, uint16_t queue_id,
718 int hns3_set_fake_rx_or_tx_queues(struct rte_eth_dev *dev, uint16_t nb_rx_q,
720 int hns3_config_gro(struct hns3_hw *hw, bool en);
721 int hns3_restore_gro_conf(struct hns3_hw *hw);
722 void hns3_update_all_queues_pvid_proc_en(struct hns3_hw *hw);
723 void hns3_rx_scattered_reset(struct rte_eth_dev *dev);
724 void hns3_rx_scattered_calc(struct rte_eth_dev *dev);
725 int hns3_rx_check_vec_support(struct rte_eth_dev *dev);
726 int hns3_tx_check_vec_support(struct rte_eth_dev *dev);
727 void hns3_rxq_vec_setup(struct hns3_rx_queue *rxq);
728 void hns3_rxq_info_get(struct rte_eth_dev *dev, uint16_t queue_id,
729 struct rte_eth_rxq_info *qinfo);
730 void hns3_txq_info_get(struct rte_eth_dev *dev, uint16_t queue_id,
731 struct rte_eth_txq_info *qinfo);
732 uint32_t hns3_get_tqp_reg_offset(uint16_t idx);
733 int hns3_start_all_txqs(struct rte_eth_dev *dev);
734 int hns3_start_all_rxqs(struct rte_eth_dev *dev);
735 void hns3_stop_all_txqs(struct rte_eth_dev *dev);
736 void hns3_restore_tqp_enable_state(struct hns3_hw *hw);
737 int hns3_tx_done_cleanup(void *txq, uint32_t free_cnt);
738 void hns3_enable_rxd_adv_layout(struct hns3_hw *hw);
739 int hns3_dev_rx_descriptor_status(void *rx_queue, uint16_t offset);
740 int hns3_dev_tx_descriptor_status(void *tx_queue, uint16_t offset);
742 #endif /* _HNS3_RXTX_H_ */