1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2019 Intel Corporation
5 #include "ice_rxtx_vec_common.h"
9 #ifndef __INTEL_COMPILER
10 #pragma GCC diagnostic ignored "-Wcast-qual"
14 ice_rxq_rearm(struct ice_rx_queue *rxq)
18 volatile union ice_rx_flex_desc *rxdp;
19 struct ice_rx_entry *rxep = &rxq->sw_ring[rxq->rxrearm_start];
20 struct rte_mbuf *mb0, *mb1;
21 __m128i hdr_room = _mm_set_epi64x(RTE_PKTMBUF_HEADROOM,
22 RTE_PKTMBUF_HEADROOM);
23 __m128i dma_addr0, dma_addr1;
25 rxdp = rxq->rx_ring + rxq->rxrearm_start;
27 /* Pull 'n' more MBUFs into the software ring */
28 if (rte_mempool_get_bulk(rxq->mp,
30 ICE_RXQ_REARM_THRESH) < 0) {
31 if (rxq->rxrearm_nb + ICE_RXQ_REARM_THRESH >=
33 dma_addr0 = _mm_setzero_si128();
34 for (i = 0; i < ICE_DESCS_PER_LOOP; i++) {
35 rxep[i].mbuf = &rxq->fake_mbuf;
36 _mm_store_si128((__m128i *)&rxdp[i].read,
40 rte_eth_devices[rxq->port_id].data->rx_mbuf_alloc_failed +=
45 /* Initialize the mbufs in vector, process 2 mbufs in one loop */
46 for (i = 0; i < ICE_RXQ_REARM_THRESH; i += 2, rxep += 2) {
47 __m128i vaddr0, vaddr1;
52 /* load buf_addr(lo 64bit) and buf_iova(hi 64bit) */
53 RTE_BUILD_BUG_ON(offsetof(struct rte_mbuf, buf_iova) !=
54 offsetof(struct rte_mbuf, buf_addr) + 8);
55 vaddr0 = _mm_loadu_si128((__m128i *)&mb0->buf_addr);
56 vaddr1 = _mm_loadu_si128((__m128i *)&mb1->buf_addr);
58 /* convert pa to dma_addr hdr/data */
59 dma_addr0 = _mm_unpackhi_epi64(vaddr0, vaddr0);
60 dma_addr1 = _mm_unpackhi_epi64(vaddr1, vaddr1);
62 /* add headroom to pa values */
63 dma_addr0 = _mm_add_epi64(dma_addr0, hdr_room);
64 dma_addr1 = _mm_add_epi64(dma_addr1, hdr_room);
66 /* flush desc with pa dma_addr */
67 _mm_store_si128((__m128i *)&rxdp++->read, dma_addr0);
68 _mm_store_si128((__m128i *)&rxdp++->read, dma_addr1);
71 rxq->rxrearm_start += ICE_RXQ_REARM_THRESH;
72 if (rxq->rxrearm_start >= rxq->nb_rx_desc)
73 rxq->rxrearm_start = 0;
75 rxq->rxrearm_nb -= ICE_RXQ_REARM_THRESH;
77 rx_id = (uint16_t)((rxq->rxrearm_start == 0) ?
78 (rxq->nb_rx_desc - 1) : (rxq->rxrearm_start - 1));
80 /* Update the tail pointer on the NIC */
81 ICE_PCI_REG_WRITE(rxq->qrx_tail, rx_id);
85 ice_rx_desc_to_olflags_v(struct ice_rx_queue *rxq, __m128i descs[4],
86 struct rte_mbuf **rx_pkts)
88 const __m128i mbuf_init = _mm_set_epi64x(0, rxq->mbuf_initializer);
89 __m128i rearm0, rearm1, rearm2, rearm3;
91 __m128i tmp_desc, flags, rss_vlan;
93 /* mask everything except checksum, RSS and VLAN flags.
94 * bit6:4 for checksum.
95 * bit12 for RSS indication.
96 * bit13 for VLAN indication.
98 const __m128i desc_mask = _mm_set_epi32(0x3070, 0x3070,
101 const __m128i cksum_mask = _mm_set_epi32(PKT_RX_IP_CKSUM_MASK |
102 PKT_RX_L4_CKSUM_MASK |
103 PKT_RX_EIP_CKSUM_BAD,
104 PKT_RX_IP_CKSUM_MASK |
105 PKT_RX_L4_CKSUM_MASK |
106 PKT_RX_EIP_CKSUM_BAD,
107 PKT_RX_IP_CKSUM_MASK |
108 PKT_RX_L4_CKSUM_MASK |
109 PKT_RX_EIP_CKSUM_BAD,
110 PKT_RX_IP_CKSUM_MASK |
111 PKT_RX_L4_CKSUM_MASK |
112 PKT_RX_EIP_CKSUM_BAD);
114 /* map the checksum, rss and vlan fields to the checksum, rss
117 const __m128i cksum_flags = _mm_set_epi8(0, 0, 0, 0, 0, 0, 0, 0,
118 /* shift right 1 bit to make sure it not exceed 255 */
119 (PKT_RX_EIP_CKSUM_BAD | PKT_RX_L4_CKSUM_BAD |
120 PKT_RX_IP_CKSUM_BAD) >> 1,
121 (PKT_RX_EIP_CKSUM_BAD | PKT_RX_L4_CKSUM_BAD |
122 PKT_RX_IP_CKSUM_GOOD) >> 1,
123 (PKT_RX_EIP_CKSUM_BAD | PKT_RX_L4_CKSUM_GOOD |
124 PKT_RX_IP_CKSUM_BAD) >> 1,
125 (PKT_RX_EIP_CKSUM_BAD | PKT_RX_L4_CKSUM_GOOD |
126 PKT_RX_IP_CKSUM_GOOD) >> 1,
127 (PKT_RX_L4_CKSUM_BAD | PKT_RX_IP_CKSUM_BAD) >> 1,
128 (PKT_RX_L4_CKSUM_BAD | PKT_RX_IP_CKSUM_GOOD) >> 1,
129 (PKT_RX_L4_CKSUM_GOOD | PKT_RX_IP_CKSUM_BAD) >> 1,
130 (PKT_RX_L4_CKSUM_GOOD | PKT_RX_IP_CKSUM_GOOD) >> 1);
132 const __m128i rss_vlan_flags = _mm_set_epi8(0, 0, 0, 0,
135 PKT_RX_RSS_HASH | PKT_RX_VLAN | PKT_RX_VLAN_STRIPPED,
136 PKT_RX_VLAN | PKT_RX_VLAN_STRIPPED,
139 /* merge 4 descriptors */
140 flags = _mm_unpackhi_epi32(descs[0], descs[1]);
141 tmp_desc = _mm_unpackhi_epi32(descs[2], descs[3]);
142 tmp_desc = _mm_unpacklo_epi64(flags, tmp_desc);
143 tmp_desc = _mm_and_si128(flags, desc_mask);
146 tmp_desc = _mm_srli_epi32(tmp_desc, 4);
147 flags = _mm_shuffle_epi8(cksum_flags, tmp_desc);
148 /* then we shift left 1 bit */
149 flags = _mm_slli_epi32(flags, 1);
150 /* we need to mask out the reduntant bits introduced by RSS or
153 flags = _mm_and_si128(flags, cksum_mask);
156 tmp_desc = _mm_srli_epi32(tmp_desc, 8);
157 rss_vlan = _mm_shuffle_epi8(rss_vlan_flags, tmp_desc);
159 /* merge the flags */
160 flags = _mm_or_si128(flags, rss_vlan);
163 * At this point, we have the 4 sets of flags in the low 16-bits
164 * of each 32-bit value in flags.
165 * We want to extract these, and merge them with the mbuf init data
166 * so we can do a single 16-byte write to the mbuf to set the flags
167 * and all the other initialization fields. Extracting the
168 * appropriate flags means that we have to do a shift and blend for
169 * each mbuf before we do the write.
171 rearm0 = _mm_blend_epi16(mbuf_init, _mm_slli_si128(flags, 8), 0x10);
172 rearm1 = _mm_blend_epi16(mbuf_init, _mm_slli_si128(flags, 4), 0x10);
173 rearm2 = _mm_blend_epi16(mbuf_init, flags, 0x10);
174 rearm3 = _mm_blend_epi16(mbuf_init, _mm_srli_si128(flags, 4), 0x10);
176 /* write the rearm data and the olflags in one write */
177 RTE_BUILD_BUG_ON(offsetof(struct rte_mbuf, ol_flags) !=
178 offsetof(struct rte_mbuf, rearm_data) + 8);
179 RTE_BUILD_BUG_ON(offsetof(struct rte_mbuf, rearm_data) !=
180 RTE_ALIGN(offsetof(struct rte_mbuf, rearm_data), 16));
181 _mm_store_si128((__m128i *)&rx_pkts[0]->rearm_data, rearm0);
182 _mm_store_si128((__m128i *)&rx_pkts[1]->rearm_data, rearm1);
183 _mm_store_si128((__m128i *)&rx_pkts[2]->rearm_data, rearm2);
184 _mm_store_si128((__m128i *)&rx_pkts[3]->rearm_data, rearm3);
188 ice_rx_desc_to_ptype_v(__m128i descs[4], struct rte_mbuf **rx_pkts,
191 const __m128i ptype_mask = _mm_set_epi16(0, ICE_RX_FLEX_DESC_PTYPE_M,
192 0, ICE_RX_FLEX_DESC_PTYPE_M,
193 0, ICE_RX_FLEX_DESC_PTYPE_M,
194 0, ICE_RX_FLEX_DESC_PTYPE_M);
195 __m128i ptype_01 = _mm_unpacklo_epi32(descs[0], descs[1]);
196 __m128i ptype_23 = _mm_unpacklo_epi32(descs[2], descs[3]);
197 __m128i ptype_all = _mm_unpacklo_epi64(ptype_01, ptype_23);
199 ptype_all = _mm_and_si128(ptype_all, ptype_mask);
201 rx_pkts[0]->packet_type = ptype_tbl[_mm_extract_epi16(ptype_all, 1)];
202 rx_pkts[1]->packet_type = ptype_tbl[_mm_extract_epi16(ptype_all, 3)];
203 rx_pkts[2]->packet_type = ptype_tbl[_mm_extract_epi16(ptype_all, 5)];
204 rx_pkts[3]->packet_type = ptype_tbl[_mm_extract_epi16(ptype_all, 7)];
209 * - nb_pkts < ICE_DESCS_PER_LOOP, just return no packet
210 * - nb_pkts > ICE_VPMD_RX_BURST, only scan ICE_VPMD_RX_BURST
213 static inline uint16_t
214 _ice_recv_raw_pkts_vec(struct ice_rx_queue *rxq, struct rte_mbuf **rx_pkts,
215 uint16_t nb_pkts, uint8_t *split_packet)
217 volatile union ice_rx_flex_desc *rxdp;
218 struct ice_rx_entry *sw_ring;
219 uint16_t nb_pkts_recd;
222 uint32_t *ptype_tbl = rxq->vsi->adapter->ptype_tbl;
223 __m128i crc_adjust = _mm_set_epi16
224 (0, 0, 0, /* ignore non-length fields */
225 -rxq->crc_len, /* sub crc on data_len */
226 0, /* ignore high-16bits of pkt_len */
227 -rxq->crc_len, /* sub crc on pkt_len */
228 0, 0 /* ignore pkt_type field */
230 const __m128i zero = _mm_setzero_si128();
231 /* mask to shuffle from desc. to mbuf */
232 const __m128i shuf_msk = _mm_set_epi8
234 0xFF, 0xFF, /* rss hash parsed separately */
235 11, 10, /* octet 10~11, 16 bits vlan_macip */
236 5, 4, /* octet 4~5, 16 bits data_len */
237 0xFF, 0xFF, /* skip high 16 bits pkt_len, zero out */
238 5, 4, /* octet 4~5, low 16 bits pkt_len */
239 0xFF, 0xFF, /* pkt_type set as unknown */
240 0xFF, 0xFF /* pkt_type set as unknown */
242 const __m128i eop_shuf_mask = _mm_set_epi8(0xFF, 0xFF,
252 * compile-time check the above crc_adjust layout is correct.
253 * NOTE: the first field (lowest address) is given last in set_epi16
256 RTE_BUILD_BUG_ON(offsetof(struct rte_mbuf, pkt_len) !=
257 offsetof(struct rte_mbuf, rx_descriptor_fields1) + 4);
258 RTE_BUILD_BUG_ON(offsetof(struct rte_mbuf, data_len) !=
259 offsetof(struct rte_mbuf, rx_descriptor_fields1) + 8);
261 /* 4 packets DD mask */
262 const __m128i dd_check = _mm_set_epi64x(0x0000000100000001LL,
263 0x0000000100000001LL);
264 /* 4 packets EOP mask */
265 const __m128i eop_check = _mm_set_epi64x(0x0000000200000002LL,
266 0x0000000200000002LL);
268 /* nb_pkts shall be less equal than ICE_MAX_RX_BURST */
269 nb_pkts = RTE_MIN(nb_pkts, ICE_MAX_RX_BURST);
271 /* nb_pkts has to be floor-aligned to ICE_DESCS_PER_LOOP */
272 nb_pkts = RTE_ALIGN_FLOOR(nb_pkts, ICE_DESCS_PER_LOOP);
274 /* Just the act of getting into the function from the application is
275 * going to cost about 7 cycles
277 rxdp = rxq->rx_ring + rxq->rx_tail;
281 /* See if we need to rearm the RX queue - gives the prefetch a bit
284 if (rxq->rxrearm_nb > ICE_RXQ_REARM_THRESH)
287 /* Before we start moving massive data around, check to see if
288 * there is actually a packet available
290 if (!(rxdp->wb.status_error0 &
291 rte_cpu_to_le_32(1 << ICE_RX_FLEX_DESC_STATUS0_DD_S)))
295 * Compile-time verify the shuffle mask
296 * NOTE: some field positions already verified above, but duplicated
297 * here for completeness in case of future modifications.
299 RTE_BUILD_BUG_ON(offsetof(struct rte_mbuf, pkt_len) !=
300 offsetof(struct rte_mbuf, rx_descriptor_fields1) + 4);
301 RTE_BUILD_BUG_ON(offsetof(struct rte_mbuf, data_len) !=
302 offsetof(struct rte_mbuf, rx_descriptor_fields1) + 8);
303 RTE_BUILD_BUG_ON(offsetof(struct rte_mbuf, vlan_tci) !=
304 offsetof(struct rte_mbuf, rx_descriptor_fields1) + 10);
305 RTE_BUILD_BUG_ON(offsetof(struct rte_mbuf, hash) !=
306 offsetof(struct rte_mbuf, rx_descriptor_fields1) + 12);
308 /* Cache is empty -> need to scan the buffer rings, but first move
309 * the next 'n' mbufs into the cache
311 sw_ring = &rxq->sw_ring[rxq->rx_tail];
313 /* A. load 4 packet in one loop
314 * [A*. mask out 4 unused dirty field in desc]
315 * B. copy 4 mbuf point from swring to rx_pkts
316 * C. calc the number of DD bits among the 4 packets
317 * [C*. extract the end-of-packet bit, if requested]
318 * D. fill info. from desc to mbuf
321 for (pos = 0, nb_pkts_recd = 0; pos < nb_pkts;
322 pos += ICE_DESCS_PER_LOOP,
323 rxdp += ICE_DESCS_PER_LOOP) {
324 __m128i descs[ICE_DESCS_PER_LOOP];
325 __m128i pkt_mb0, pkt_mb1, pkt_mb2, pkt_mb3;
326 __m128i staterr, sterr_tmp1, sterr_tmp2;
327 /* 2 64 bit or 4 32 bit mbuf pointers in one XMM reg. */
329 #if defined(RTE_ARCH_X86_64)
333 /* B.1 load 2 (64 bit) or 4 (32 bit) mbuf points */
334 mbp1 = _mm_loadu_si128((__m128i *)&sw_ring[pos]);
335 /* Read desc statuses backwards to avoid race condition */
336 /* A.1 load 4 pkts desc */
337 descs[3] = _mm_loadu_si128((__m128i *)(rxdp + 3));
338 rte_compiler_barrier();
340 /* B.2 copy 2 64 bit or 4 32 bit mbuf point into rx_pkts */
341 _mm_storeu_si128((__m128i *)&rx_pkts[pos], mbp1);
343 #if defined(RTE_ARCH_X86_64)
344 /* B.1 load 2 64 bit mbuf points */
345 mbp2 = _mm_loadu_si128((__m128i *)&sw_ring[pos + 2]);
348 descs[2] = _mm_loadu_si128((__m128i *)(rxdp + 2));
349 rte_compiler_barrier();
350 /* B.1 load 2 mbuf point */
351 descs[1] = _mm_loadu_si128((__m128i *)(rxdp + 1));
352 rte_compiler_barrier();
353 descs[0] = _mm_loadu_si128((__m128i *)(rxdp));
355 #if defined(RTE_ARCH_X86_64)
356 /* B.2 copy 2 mbuf point into rx_pkts */
357 _mm_storeu_si128((__m128i *)&rx_pkts[pos + 2], mbp2);
361 rte_mbuf_prefetch_part2(rx_pkts[pos]);
362 rte_mbuf_prefetch_part2(rx_pkts[pos + 1]);
363 rte_mbuf_prefetch_part2(rx_pkts[pos + 2]);
364 rte_mbuf_prefetch_part2(rx_pkts[pos + 3]);
367 /* avoid compiler reorder optimization */
368 rte_compiler_barrier();
370 /* D.1 pkt 3,4 convert format from desc to pktmbuf */
371 pkt_mb3 = _mm_shuffle_epi8(descs[3], shuf_msk);
372 pkt_mb2 = _mm_shuffle_epi8(descs[2], shuf_msk);
374 /* D.1 pkt 1,2 convert format from desc to pktmbuf */
375 pkt_mb1 = _mm_shuffle_epi8(descs[1], shuf_msk);
376 pkt_mb0 = _mm_shuffle_epi8(descs[0], shuf_msk);
378 /* C.1 4=>2 filter staterr info only */
379 sterr_tmp2 = _mm_unpackhi_epi32(descs[3], descs[2]);
380 /* C.1 4=>2 filter staterr info only */
381 sterr_tmp1 = _mm_unpackhi_epi32(descs[1], descs[0]);
383 ice_rx_desc_to_olflags_v(rxq, descs, &rx_pkts[pos]);
385 /* D.2 pkt 3,4 set in_port/nb_seg and remove crc */
386 pkt_mb3 = _mm_add_epi16(pkt_mb3, crc_adjust);
387 pkt_mb2 = _mm_add_epi16(pkt_mb2, crc_adjust);
389 /* D.2 pkt 1,2 set in_port/nb_seg and remove crc */
390 pkt_mb1 = _mm_add_epi16(pkt_mb1, crc_adjust);
391 pkt_mb0 = _mm_add_epi16(pkt_mb0, crc_adjust);
393 #ifndef RTE_LIBRTE_ICE_16BYTE_RX_DESC
395 * needs to load 2nd 16B of each desc for RSS hash parsing,
396 * will cause performance drop to get into this context.
398 if (rxq->vsi->adapter->eth_dev->data->dev_conf.rxmode.offloads &
399 DEV_RX_OFFLOAD_RSS_HASH) {
400 /* load bottom half of every 32B desc */
401 const __m128i raw_desc_bh3 =
403 ((void *)(&rxdp[3].wb.status_error1));
404 rte_compiler_barrier();
405 const __m128i raw_desc_bh2 =
407 ((void *)(&rxdp[2].wb.status_error1));
408 rte_compiler_barrier();
409 const __m128i raw_desc_bh1 =
411 ((void *)(&rxdp[1].wb.status_error1));
412 rte_compiler_barrier();
413 const __m128i raw_desc_bh0 =
415 ((void *)(&rxdp[0].wb.status_error1));
418 * to shift the 32b RSS hash value to the
419 * highest 32b of each 128b before mask
422 _mm_slli_epi64(raw_desc_bh3, 32);
424 _mm_slli_epi64(raw_desc_bh2, 32);
426 _mm_slli_epi64(raw_desc_bh1, 32);
428 _mm_slli_epi64(raw_desc_bh0, 32);
430 __m128i rss_hash_msk =
431 _mm_set_epi32(0xFFFFFFFF, 0, 0, 0);
433 rss_hash3 = _mm_and_si128
434 (rss_hash3, rss_hash_msk);
435 rss_hash2 = _mm_and_si128
436 (rss_hash2, rss_hash_msk);
437 rss_hash1 = _mm_and_si128
438 (rss_hash1, rss_hash_msk);
439 rss_hash0 = _mm_and_si128
440 (rss_hash0, rss_hash_msk);
442 pkt_mb3 = _mm_or_si128(pkt_mb3, rss_hash3);
443 pkt_mb2 = _mm_or_si128(pkt_mb2, rss_hash2);
444 pkt_mb1 = _mm_or_si128(pkt_mb1, rss_hash1);
445 pkt_mb0 = _mm_or_si128(pkt_mb0, rss_hash0);
446 } /* if() on RSS hash parsing */
449 /* C.2 get 4 pkts staterr value */
450 staterr = _mm_unpacklo_epi32(sterr_tmp1, sterr_tmp2);
452 /* D.3 copy final 3,4 data to rx_pkts */
454 ((void *)&rx_pkts[pos + 3]->rx_descriptor_fields1,
457 ((void *)&rx_pkts[pos + 2]->rx_descriptor_fields1,
460 /* C* extract and record EOP bit */
462 /* and with mask to extract bits, flipping 1-0 */
463 __m128i eop_bits = _mm_andnot_si128(staterr, eop_check);
464 /* the staterr values are not in order, as the count
465 * count of dd bits doesn't care. However, for end of
466 * packet tracking, we do care, so shuffle. This also
467 * compresses the 32-bit values to 8-bit
469 eop_bits = _mm_shuffle_epi8(eop_bits, eop_shuf_mask);
470 /* store the resulting 32-bit value */
471 *(int *)split_packet = _mm_cvtsi128_si32(eop_bits);
472 split_packet += ICE_DESCS_PER_LOOP;
475 /* C.3 calc available number of desc */
476 staterr = _mm_and_si128(staterr, dd_check);
477 staterr = _mm_packs_epi32(staterr, zero);
479 /* D.3 copy final 1,2 data to rx_pkts */
481 ((void *)&rx_pkts[pos + 1]->rx_descriptor_fields1,
483 _mm_storeu_si128((void *)&rx_pkts[pos]->rx_descriptor_fields1,
485 ice_rx_desc_to_ptype_v(descs, &rx_pkts[pos], ptype_tbl);
486 /* C.4 calc avaialbe number of desc */
487 var = __builtin_popcountll(_mm_cvtsi128_si64(staterr));
489 if (likely(var != ICE_DESCS_PER_LOOP))
493 /* Update our internal tail pointer */
494 rxq->rx_tail = (uint16_t)(rxq->rx_tail + nb_pkts_recd);
495 rxq->rx_tail = (uint16_t)(rxq->rx_tail & (rxq->nb_rx_desc - 1));
496 rxq->rxrearm_nb = (uint16_t)(rxq->rxrearm_nb + nb_pkts_recd);
503 * - nb_pkts < ICE_DESCS_PER_LOOP, just return no packet
504 * - nb_pkts > ICE_VPMD_RX_BURST, only scan ICE_VPMD_RX_BURST
508 ice_recv_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,
511 return _ice_recv_raw_pkts_vec(rx_queue, rx_pkts, nb_pkts, NULL);
514 /* vPMD receive routine that reassembles scattered packets
516 * - nb_pkts < ICE_DESCS_PER_LOOP, just return no packet
517 * - nb_pkts > ICE_VPMD_RX_BURST, only scan ICE_VPMD_RX_BURST
521 ice_recv_scattered_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,
524 struct ice_rx_queue *rxq = rx_queue;
525 uint8_t split_flags[ICE_VPMD_RX_BURST] = {0};
527 /* get some new buffers */
528 uint16_t nb_bufs = _ice_recv_raw_pkts_vec(rxq, rx_pkts, nb_pkts,
533 /* happy day case, full burst + no packets to be joined */
534 const uint64_t *split_fl64 = (uint64_t *)split_flags;
536 if (!rxq->pkt_first_seg &&
537 split_fl64[0] == 0 && split_fl64[1] == 0 &&
538 split_fl64[2] == 0 && split_fl64[3] == 0)
541 /* reassemble any packets that need reassembly*/
544 if (!rxq->pkt_first_seg) {
545 /* find the first split flag, and only reassemble then*/
546 while (i < nb_bufs && !split_flags[i])
550 rxq->pkt_first_seg = rx_pkts[i];
552 return i + ice_rx_reassemble_packets(rxq, &rx_pkts[i], nb_bufs - i,
557 ice_vtx1(volatile struct ice_tx_desc *txdp, struct rte_mbuf *pkt,
561 (ICE_TX_DESC_DTYPE_DATA |
562 ((uint64_t)flags << ICE_TXD_QW1_CMD_S) |
563 ((uint64_t)pkt->data_len << ICE_TXD_QW1_TX_BUF_SZ_S));
565 __m128i descriptor = _mm_set_epi64x(high_qw,
566 pkt->buf_iova + pkt->data_off);
567 _mm_store_si128((__m128i *)txdp, descriptor);
571 ice_vtx(volatile struct ice_tx_desc *txdp, struct rte_mbuf **pkt,
572 uint16_t nb_pkts, uint64_t flags)
576 for (i = 0; i < nb_pkts; ++i, ++txdp, ++pkt)
577 ice_vtx1(txdp, *pkt, flags);
581 ice_xmit_fixed_burst_vec(void *tx_queue, struct rte_mbuf **tx_pkts,
584 struct ice_tx_queue *txq = (struct ice_tx_queue *)tx_queue;
585 volatile struct ice_tx_desc *txdp;
586 struct ice_tx_entry *txep;
587 uint16_t n, nb_commit, tx_id;
588 uint64_t flags = ICE_TD_CMD;
589 uint64_t rs = ICE_TX_DESC_CMD_RS | ICE_TD_CMD;
592 /* cross rx_thresh boundary is not allowed */
593 nb_pkts = RTE_MIN(nb_pkts, txq->tx_rs_thresh);
595 if (txq->nb_tx_free < txq->tx_free_thresh)
596 ice_tx_free_bufs(txq);
598 nb_pkts = (uint16_t)RTE_MIN(txq->nb_tx_free, nb_pkts);
600 if (unlikely(nb_pkts == 0))
603 tx_id = txq->tx_tail;
604 txdp = &txq->tx_ring[tx_id];
605 txep = &txq->sw_ring[tx_id];
607 txq->nb_tx_free = (uint16_t)(txq->nb_tx_free - nb_pkts);
609 n = (uint16_t)(txq->nb_tx_desc - tx_id);
610 if (nb_commit >= n) {
611 ice_tx_backlog_entry(txep, tx_pkts, n);
613 for (i = 0; i < n - 1; ++i, ++tx_pkts, ++txdp)
614 ice_vtx1(txdp, *tx_pkts, flags);
616 ice_vtx1(txdp, *tx_pkts++, rs);
618 nb_commit = (uint16_t)(nb_commit - n);
621 txq->tx_next_rs = (uint16_t)(txq->tx_rs_thresh - 1);
623 /* avoid reach the end of ring */
624 txdp = &txq->tx_ring[tx_id];
625 txep = &txq->sw_ring[tx_id];
628 ice_tx_backlog_entry(txep, tx_pkts, nb_commit);
630 ice_vtx(txdp, tx_pkts, nb_commit, flags);
632 tx_id = (uint16_t)(tx_id + nb_commit);
633 if (tx_id > txq->tx_next_rs) {
634 txq->tx_ring[txq->tx_next_rs].cmd_type_offset_bsz |=
635 rte_cpu_to_le_64(((uint64_t)ICE_TX_DESC_CMD_RS) <<
638 (uint16_t)(txq->tx_next_rs + txq->tx_rs_thresh);
641 txq->tx_tail = tx_id;
643 ICE_PCI_REG_WRITE(txq->qtx_tail, txq->tx_tail);
649 ice_xmit_pkts_vec(void *tx_queue, struct rte_mbuf **tx_pkts,
653 struct ice_tx_queue *txq = (struct ice_tx_queue *)tx_queue;
658 num = (uint16_t)RTE_MIN(nb_pkts, txq->tx_rs_thresh);
659 ret = ice_xmit_fixed_burst_vec(tx_queue, &tx_pkts[nb_tx], num);
670 ice_rxq_vec_setup(struct ice_rx_queue *rxq)
675 rxq->rx_rel_mbufs = _ice_rx_queue_release_mbufs_vec;
676 return ice_rxq_vec_setup_default(rxq);
680 ice_txq_vec_setup(struct ice_tx_queue __rte_unused *txq)
685 txq->tx_rel_mbufs = _ice_tx_queue_release_mbufs_vec;
690 ice_rx_vec_dev_check(struct rte_eth_dev *dev)
692 return ice_rx_vec_dev_check_default(dev);
696 ice_tx_vec_dev_check(struct rte_eth_dev *dev)
698 return ice_tx_vec_dev_check_default(dev);