1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2017 Huawei Technologies Co., Ltd
14 #include "base/hinic_compat.h"
15 #include "base/hinic_pmd_hwdev.h"
16 #include "base/hinic_pmd_hwif.h"
17 #include "base/hinic_pmd_wq.h"
18 #include "base/hinic_pmd_nicio.h"
19 #include "hinic_pmd_ethdev.h"
20 #include "hinic_pmd_tx.h"
22 /* packet header and tx offload info */
23 #define ETHER_LEN_NO_VLAN 14
24 #define ETHER_LEN_WITH_VLAN 18
25 #define HEADER_LEN_OFFSET 2
27 #define MAX_PLD_OFFSET 221
28 #define MAX_SINGLE_SGE_SIZE 65536
30 #define TX_MSS_DEFAULT 0x3E00
31 #define TX_MSS_MIN 0x50
33 #define HINIC_NONTSO_PKT_MAX_SGE 17 /* non-tso max sge 17 */
34 #define HINIC_NONTSO_SEG_NUM_INVALID(num) \
35 ((num) > HINIC_NONTSO_PKT_MAX_SGE)
37 #define HINIC_TSO_PKT_MAX_SGE 127 /* tso max sge 127 */
38 #define HINIC_TSO_SEG_NUM_INVALID(num) ((num) > HINIC_TSO_PKT_MAX_SGE)
40 #define HINIC_TX_OUTER_CHECKSUM_FLAG_SET 1
41 #define HINIC_TX_OUTER_CHECKSUM_FLAG_NO_SET 0
43 /* sizeof(struct hinic_sq_bufdesc) == 16, shift 4 */
44 #define HINIC_BUF_DESC_SIZE(nr_descs) (SIZE_8BYTES(((u32)nr_descs) << 4))
46 #define MASKED_SQ_IDX(sq, idx) ((idx) & (sq)->wq->mask)
49 #define SQ_CTRL_BUFDESC_SECT_LEN_SHIFT 0
50 #define SQ_CTRL_TASKSECT_LEN_SHIFT 16
51 #define SQ_CTRL_DATA_FORMAT_SHIFT 22
52 #define SQ_CTRL_LEN_SHIFT 29
53 #define SQ_CTRL_OWNER_SHIFT 31
55 #define SQ_CTRL_BUFDESC_SECT_LEN_MASK 0xFFU
56 #define SQ_CTRL_TASKSECT_LEN_MASK 0x1FU
57 #define SQ_CTRL_DATA_FORMAT_MASK 0x1U
58 #define SQ_CTRL_LEN_MASK 0x3U
59 #define SQ_CTRL_OWNER_MASK 0x1U
61 #define SQ_CTRL_SET(val, member) \
62 (((val) & SQ_CTRL_##member##_MASK) << SQ_CTRL_##member##_SHIFT)
64 #define SQ_CTRL_QUEUE_INFO_PLDOFF_SHIFT 2
65 #define SQ_CTRL_QUEUE_INFO_UFO_SHIFT 10
66 #define SQ_CTRL_QUEUE_INFO_TSO_SHIFT 11
67 #define SQ_CTRL_QUEUE_INFO_TCPUDP_CS_SHIFT 12
68 #define SQ_CTRL_QUEUE_INFO_MSS_SHIFT 13
69 #define SQ_CTRL_QUEUE_INFO_SCTP_SHIFT 27
70 #define SQ_CTRL_QUEUE_INFO_UC_SHIFT 28
71 #define SQ_CTRL_QUEUE_INFO_PRI_SHIFT 29
73 #define SQ_CTRL_QUEUE_INFO_PLDOFF_MASK 0xFFU
74 #define SQ_CTRL_QUEUE_INFO_UFO_MASK 0x1U
75 #define SQ_CTRL_QUEUE_INFO_TSO_MASK 0x1U
76 #define SQ_CTRL_QUEUE_INFO_TCPUDP_CS_MASK 0x1U
77 #define SQ_CTRL_QUEUE_INFO_MSS_MASK 0x3FFFU
78 #define SQ_CTRL_QUEUE_INFO_SCTP_MASK 0x1U
79 #define SQ_CTRL_QUEUE_INFO_UC_MASK 0x1U
80 #define SQ_CTRL_QUEUE_INFO_PRI_MASK 0x7U
82 #define SQ_CTRL_QUEUE_INFO_SET(val, member) \
83 (((u32)(val) & SQ_CTRL_QUEUE_INFO_##member##_MASK) << \
84 SQ_CTRL_QUEUE_INFO_##member##_SHIFT)
86 #define SQ_CTRL_QUEUE_INFO_GET(val, member) \
87 (((val) >> SQ_CTRL_QUEUE_INFO_##member##_SHIFT) & \
88 SQ_CTRL_QUEUE_INFO_##member##_MASK)
90 #define SQ_CTRL_QUEUE_INFO_CLEAR(val, member) \
91 ((val) & (~(SQ_CTRL_QUEUE_INFO_##member##_MASK << \
92 SQ_CTRL_QUEUE_INFO_##member##_SHIFT)))
94 #define SQ_TASK_INFO0_L2HDR_LEN_SHIFT 0
95 #define SQ_TASK_INFO0_L4OFFLOAD_SHIFT 8
96 #define SQ_TASK_INFO0_INNER_L3TYPE_SHIFT 10
97 #define SQ_TASK_INFO0_VLAN_OFFLOAD_SHIFT 12
98 #define SQ_TASK_INFO0_PARSE_FLAG_SHIFT 13
99 #define SQ_TASK_INFO0_UFO_AVD_SHIFT 14
100 #define SQ_TASK_INFO0_TSO_UFO_SHIFT 15
101 #define SQ_TASK_INFO0_VLAN_TAG_SHIFT 16
103 #define SQ_TASK_INFO0_L2HDR_LEN_MASK 0xFFU
104 #define SQ_TASK_INFO0_L4OFFLOAD_MASK 0x3U
105 #define SQ_TASK_INFO0_INNER_L3TYPE_MASK 0x3U
106 #define SQ_TASK_INFO0_VLAN_OFFLOAD_MASK 0x1U
107 #define SQ_TASK_INFO0_PARSE_FLAG_MASK 0x1U
108 #define SQ_TASK_INFO0_UFO_AVD_MASK 0x1U
109 #define SQ_TASK_INFO0_TSO_UFO_MASK 0x1U
110 #define SQ_TASK_INFO0_VLAN_TAG_MASK 0xFFFFU
112 #define SQ_TASK_INFO0_SET(val, member) \
113 (((u32)(val) & SQ_TASK_INFO0_##member##_MASK) << \
114 SQ_TASK_INFO0_##member##_SHIFT)
116 #define SQ_TASK_INFO1_MD_TYPE_SHIFT 8
117 #define SQ_TASK_INFO1_INNER_L4LEN_SHIFT 16
118 #define SQ_TASK_INFO1_INNER_L3LEN_SHIFT 24
120 #define SQ_TASK_INFO1_MD_TYPE_MASK 0xFFU
121 #define SQ_TASK_INFO1_INNER_L4LEN_MASK 0xFFU
122 #define SQ_TASK_INFO1_INNER_L3LEN_MASK 0xFFU
124 #define SQ_TASK_INFO1_SET(val, member) \
125 (((val) & SQ_TASK_INFO1_##member##_MASK) << \
126 SQ_TASK_INFO1_##member##_SHIFT)
128 #define SQ_TASK_INFO2_TUNNEL_L4LEN_SHIFT 0
129 #define SQ_TASK_INFO2_OUTER_L3LEN_SHIFT 8
130 #define SQ_TASK_INFO2_TUNNEL_L4TYPE_SHIFT 16
131 #define SQ_TASK_INFO2_OUTER_L3TYPE_SHIFT 24
133 #define SQ_TASK_INFO2_TUNNEL_L4LEN_MASK 0xFFU
134 #define SQ_TASK_INFO2_OUTER_L3LEN_MASK 0xFFU
135 #define SQ_TASK_INFO2_TUNNEL_L4TYPE_MASK 0x7U
136 #define SQ_TASK_INFO2_OUTER_L3TYPE_MASK 0x3U
138 #define SQ_TASK_INFO2_SET(val, member) \
139 (((val) & SQ_TASK_INFO2_##member##_MASK) << \
140 SQ_TASK_INFO2_##member##_SHIFT)
142 #define SQ_TASK_INFO4_L2TYPE_SHIFT 31
144 #define SQ_TASK_INFO4_L2TYPE_MASK 0x1U
146 #define SQ_TASK_INFO4_SET(val, member) \
147 (((u32)(val) & SQ_TASK_INFO4_##member##_MASK) << \
148 SQ_TASK_INFO4_##member##_SHIFT)
151 #define SQ_DB_OFF 0x00000800
152 #define SQ_DB_INFO_HI_PI_SHIFT 0
153 #define SQ_DB_INFO_QID_SHIFT 8
154 #define SQ_DB_INFO_CFLAG_SHIFT 23
155 #define SQ_DB_INFO_COS_SHIFT 24
156 #define SQ_DB_INFO_TYPE_SHIFT 27
158 #define SQ_DB_INFO_HI_PI_MASK 0xFFU
159 #define SQ_DB_INFO_QID_MASK 0x3FFU
160 #define SQ_DB_INFO_CFLAG_MASK 0x1U
161 #define SQ_DB_INFO_COS_MASK 0x7U
162 #define SQ_DB_INFO_TYPE_MASK 0x1FU
163 #define SQ_DB_INFO_SET(val, member) \
164 (((u32)(val) & SQ_DB_INFO_##member##_MASK) << \
165 SQ_DB_INFO_##member##_SHIFT)
168 #define SQ_CFLAG_DP 0 /* CFLAG_DATA_PATH */
170 #define SQ_DB_PI_LOW_MASK 0xFF
171 #define SQ_DB_PI_LOW(pi) ((pi) & SQ_DB_PI_LOW_MASK)
172 #define SQ_DB_PI_HI_SHIFT 8
173 #define SQ_DB_PI_HIGH(pi) ((pi) >> SQ_DB_PI_HI_SHIFT)
174 #define SQ_DB_ADDR(sq, pi) \
175 ((u64 *)((u8 __iomem *)((sq)->db_addr) + SQ_DB_OFF) + SQ_DB_PI_LOW(pi))
177 /* txq wq operations */
178 #define HINIC_GET_SQ_WQE_MASK(txq) ((txq)->wq->mask)
180 #define HINIC_GET_SQ_HW_CI(txq) \
181 ((be16_to_cpu(*(txq)->cons_idx_addr)) & HINIC_GET_SQ_WQE_MASK(txq))
183 #define HINIC_GET_SQ_LOCAL_CI(txq) \
184 (((txq)->wq->cons_idx) & HINIC_GET_SQ_WQE_MASK(txq))
186 #define HINIC_UPDATE_SQ_LOCAL_CI(txq, wqebb_cnt) \
188 (txq)->wq->cons_idx += wqebb_cnt; \
189 (txq)->wq->delta += wqebb_cnt; \
192 #define HINIC_GET_SQ_FREE_WQEBBS(txq) ((txq)->wq->delta - 1)
194 #define HINIC_IS_SQ_EMPTY(txq) (((txq)->wq->delta) == ((txq)->q_depth))
196 #define BUF_DESC_SIZE_SHIFT 4
198 #define HINIC_SQ_WQE_SIZE(num_sge) \
199 (sizeof(struct hinic_sq_ctrl) + sizeof(struct hinic_sq_task) + \
200 (unsigned int)((num_sge) << BUF_DESC_SIZE_SHIFT))
202 #define HINIC_SQ_WQEBB_CNT(num_sge) \
203 (int)(ALIGN(HINIC_SQ_WQE_SIZE((u32)num_sge), \
204 HINIC_SQ_WQEBB_SIZE) >> HINIC_SQ_WQEBB_SHIFT)
207 static inline void hinic_sq_wqe_cpu_to_be32(void *data, int nr_wqebb)
209 #if defined(__X86_64_SSE__)
211 __m128i *wqe_line = (__m128i *)data;
212 __m128i shuf_mask = _mm_set_epi8(12, 13, 14, 15, 8, 9, 10,
213 11, 4, 5, 6, 7, 0, 1, 2, 3);
215 for (i = 0; i < nr_wqebb; i++) {
216 /* convert 64B wqebb using 4 SSE instructions */
217 wqe_line[0] = _mm_shuffle_epi8(wqe_line[0], shuf_mask);
218 wqe_line[1] = _mm_shuffle_epi8(wqe_line[1], shuf_mask);
219 wqe_line[2] = _mm_shuffle_epi8(wqe_line[2], shuf_mask);
220 wqe_line[3] = _mm_shuffle_epi8(wqe_line[3], shuf_mask);
223 #elif defined(__ARM64_NEON__)
225 uint8x16_t *wqe_line = (uint8x16_t *)data;
226 const uint8x16_t shuf_mask = {3, 2, 1, 0, 7, 6, 5, 4, 11, 10,
227 9, 8, 15, 14, 13, 12};
229 for (i = 0; i < nr_wqebb; i++) {
230 wqe_line[0] = vqtbl1q_u8(wqe_line[0], shuf_mask);
231 wqe_line[1] = vqtbl1q_u8(wqe_line[1], shuf_mask);
232 wqe_line[2] = vqtbl1q_u8(wqe_line[2], shuf_mask);
233 wqe_line[3] = vqtbl1q_u8(wqe_line[3], shuf_mask);
237 hinic_cpu_to_be32(data, nr_wqebb * HINIC_SQ_WQEBB_SIZE);
241 static inline void hinic_sge_cpu_to_be32(void *data, int nr_sge)
243 #if defined(__X86_64_SSE__)
245 __m128i *sge_line = (__m128i *)data;
246 __m128i shuf_mask = _mm_set_epi8(12, 13, 14, 15, 8, 9, 10,
247 11, 4, 5, 6, 7, 0, 1, 2, 3);
249 for (i = 0; i < nr_sge; i++) {
250 /* convert 16B sge using 1 SSE instructions */
251 *sge_line = _mm_shuffle_epi8(*sge_line, shuf_mask);
254 #elif defined(__ARM64_NEON__)
256 uint8x16_t *sge_line = (uint8x16_t *)data;
257 const uint8x16_t shuf_mask = {3, 2, 1, 0, 7, 6, 5, 4, 11, 10,
258 9, 8, 15, 14, 13, 12};
260 for (i = 0; i < nr_sge; i++) {
261 *sge_line = vqtbl1q_u8(*sge_line, shuf_mask);
265 hinic_cpu_to_be32(data, nr_sge * sizeof(struct hinic_sq_bufdesc));
269 void hinic_txq_get_stats(struct hinic_txq *txq, struct hinic_txq_stats *stats)
271 if (!txq || !stats) {
272 PMD_DRV_LOG(ERR, "Txq or stats is NULL");
276 memcpy(stats, &txq->txq_stats, sizeof(txq->txq_stats));
279 void hinic_txq_stats_reset(struct hinic_txq *txq)
281 struct hinic_txq_stats *txq_stats;
286 txq_stats = &txq->txq_stats;
287 memset(txq_stats, 0, sizeof(*txq_stats));
290 static inline struct rte_mbuf *hinic_copy_tx_mbuf(struct hinic_nic_dev *nic_dev,
291 struct rte_mbuf *mbuf,
294 struct rte_mbuf *dst_mbuf;
298 if (unlikely(!nic_dev->cpy_mpool))
301 dst_mbuf = rte_pktmbuf_alloc(nic_dev->cpy_mpool);
302 if (unlikely(!dst_mbuf))
305 dst_mbuf->data_off = 0;
306 for (i = 0; i < sge_cnt; i++) {
307 rte_memcpy((char *)dst_mbuf->buf_addr + offset,
308 (char *)mbuf->buf_addr + mbuf->data_off,
310 dst_mbuf->data_len += mbuf->data_len;
311 offset += mbuf->data_len;
318 static inline bool hinic_mbuf_dma_map_sge(struct hinic_txq *txq,
319 struct rte_mbuf *mbuf,
320 struct hinic_sq_bufdesc *sges,
321 struct hinic_wqe_info *sqe_info)
325 u16 nb_segs = sqe_info->sge_cnt - sqe_info->cpy_mbuf_cnt;
326 u16 real_nb_segs = mbuf->nb_segs;
327 struct hinic_sq_bufdesc *sge_idx = sges;
329 if (unlikely(sqe_info->around)) {
330 /* parts of wqe is in sq bottom while parts
331 * of wqe is in sq head
334 for (sge_idx = sges; (u64)sge_idx <= txq->sq_bot_sge_addr;
336 dma_addr = rte_mbuf_data_iova(mbuf);
337 hinic_set_sge((struct hinic_sge *)sge_idx, dma_addr,
343 around_sges = nb_segs - i;
344 sge_idx = (struct hinic_sq_bufdesc *)
345 ((void *)txq->sq_head_addr);
346 for (; i < nb_segs; i++) {
347 dma_addr = rte_mbuf_data_iova(mbuf);
348 hinic_set_sge((struct hinic_sge *)sge_idx, dma_addr,
354 /* covert sges at head to big endian */
355 hinic_sge_cpu_to_be32((void *)txq->sq_head_addr, around_sges);
357 /* wqe is in continuous space */
358 for (i = 0; i < nb_segs; i++) {
359 dma_addr = rte_mbuf_data_iova(mbuf);
360 hinic_set_sge((struct hinic_sge *)sge_idx, dma_addr,
367 /* for now: support non-tso over 17 sge, copy the last 2 mbuf */
368 if (unlikely(sqe_info->cpy_mbuf_cnt != 0)) {
369 /* copy invalid mbuf segs to a valid buffer, lost performance */
370 txq->txq_stats.cpy_pkts += 1;
371 mbuf = hinic_copy_tx_mbuf(txq->nic_dev, mbuf,
372 real_nb_segs - nb_segs);
376 txq->tx_info[sqe_info->pi].cpy_mbuf = mbuf;
378 /* deal with the last mbuf */
379 dma_addr = rte_mbuf_data_iova(mbuf);
380 hinic_set_sge((struct hinic_sge *)sge_idx, dma_addr,
382 if (unlikely(sqe_info->around))
383 hinic_sge_cpu_to_be32((void *)sge_idx, 1);
389 static inline void hinic_fill_sq_wqe_header(struct hinic_sq_ctrl *ctrl,
390 u32 queue_info, int nr_descs,
393 u32 ctrl_size, task_size, bufdesc_size;
395 ctrl_size = SIZE_8BYTES(sizeof(struct hinic_sq_ctrl));
396 task_size = SIZE_8BYTES(sizeof(struct hinic_sq_task));
397 bufdesc_size = HINIC_BUF_DESC_SIZE(nr_descs);
399 ctrl->ctrl_fmt = SQ_CTRL_SET(bufdesc_size, BUFDESC_SECT_LEN) |
400 SQ_CTRL_SET(task_size, TASKSECT_LEN) |
401 SQ_CTRL_SET(SQ_NORMAL_WQE, DATA_FORMAT) |
402 SQ_CTRL_SET(ctrl_size, LEN) |
403 SQ_CTRL_SET(owner, OWNER);
405 ctrl->queue_info = queue_info;
406 ctrl->queue_info |= SQ_CTRL_QUEUE_INFO_SET(1U, UC);
408 if (!SQ_CTRL_QUEUE_INFO_GET(ctrl->queue_info, MSS)) {
410 SQ_CTRL_QUEUE_INFO_SET(TX_MSS_DEFAULT, MSS);
411 } else if (SQ_CTRL_QUEUE_INFO_GET(ctrl->queue_info, MSS) < TX_MSS_MIN) {
412 /* mss should not be less than 80 */
414 SQ_CTRL_QUEUE_INFO_CLEAR(ctrl->queue_info, MSS);
415 ctrl->queue_info |= SQ_CTRL_QUEUE_INFO_SET(TX_MSS_MIN, MSS);
419 static inline bool hinic_is_tso_sge_valid(struct rte_mbuf *mbuf,
420 struct hinic_tx_offload_info
422 struct hinic_wqe_info *sqe_info)
424 u32 total_len, limit_len, checked_len, left_len;
425 u32 i, first_mss_sges, left_sges;
426 struct rte_mbuf *mbuf_head, *mbuf_pre;
428 left_sges = mbuf->nb_segs;
431 /* tso sge number validation */
432 if (unlikely(left_sges >= HINIC_NONTSO_PKT_MAX_SGE)) {
434 limit_len = mbuf->tso_segsz + poff_info->payload_offset;
435 first_mss_sges = HINIC_NONTSO_PKT_MAX_SGE;
437 /* each continues 17 mbufs segmust do one check */
438 while (left_sges >= HINIC_NONTSO_PKT_MAX_SGE) {
439 /* total len of first 16 mbufs must equal
440 * or more than limit_len
443 for (i = 0; i < first_mss_sges; i++) {
444 total_len += mbuf->data_len;
447 if (total_len >= limit_len) {
448 limit_len = mbuf_head->tso_segsz;
453 checked_len += total_len;
455 /* try to copy if not valid */
456 if (unlikely(first_mss_sges == i)) {
457 left_sges -= first_mss_sges;
458 checked_len -= mbuf_pre->data_len;
460 left_len = mbuf_head->pkt_len - checked_len;
461 if (left_len > HINIC_COPY_MBUF_SIZE)
464 sqe_info->sge_cnt = mbuf_head->nb_segs -
466 sqe_info->cpy_mbuf_cnt = 1;
470 first_mss_sges = (HINIC_NONTSO_PKT_MAX_SGE - 1);
472 /* continue next 16 mbufs */
473 left_sges -= (i + 1);
477 sqe_info->sge_cnt = mbuf_head->nb_segs;
482 hinic_set_l4_csum_info(struct hinic_sq_task *task,
483 u32 *queue_info, struct hinic_tx_offload_info *poff_info)
485 u32 tcp_udp_cs, sctp = 0;
488 if (unlikely(poff_info->inner_l4_type == SCTP_OFFLOAD_ENABLE))
491 tcp_udp_cs = poff_info->inner_l4_tcp_udp;
493 if (poff_info->tunnel_type == TUNNEL_UDP_CSUM ||
494 poff_info->tunnel_type == TUNNEL_UDP_NO_CSUM) {
495 l2hdr_len = poff_info->outer_l2_len;
498 SQ_TASK_INFO2_SET(poff_info->outer_l3_type, OUTER_L3TYPE) |
499 SQ_TASK_INFO2_SET(poff_info->outer_l3_len, OUTER_L3LEN);
501 SQ_TASK_INFO2_SET(poff_info->tunnel_type, TUNNEL_L4TYPE) |
502 SQ_TASK_INFO2_SET(poff_info->tunnel_length, TUNNEL_L4LEN);
504 l2hdr_len = poff_info->inner_l2_len;
507 task->pkt_info0 |= SQ_TASK_INFO0_SET(l2hdr_len, L2HDR_LEN);
509 SQ_TASK_INFO1_SET(poff_info->inner_l3_len, INNER_L3LEN);
511 SQ_TASK_INFO0_SET(poff_info->inner_l3_type, INNER_L3TYPE);
513 SQ_TASK_INFO1_SET(poff_info->inner_l4_len, INNER_L4LEN);
515 SQ_TASK_INFO0_SET(poff_info->inner_l4_type, L4OFFLOAD);
517 SQ_CTRL_QUEUE_INFO_SET(poff_info->payload_offset, PLDOFF) |
518 SQ_CTRL_QUEUE_INFO_SET(tcp_udp_cs, TCPUDP_CS) |
519 SQ_CTRL_QUEUE_INFO_SET(sctp, SCTP);
523 hinic_set_tso_info(struct hinic_sq_task *task,
524 u32 *queue_info, struct rte_mbuf *mbuf,
525 struct hinic_tx_offload_info *poff_info)
527 hinic_set_l4_csum_info(task, queue_info, poff_info);
531 SQ_TASK_INFO0_SET(poff_info->inner_l3_type, INNER_L3TYPE);
532 task->pkt_info0 |= SQ_TASK_INFO0_SET(TSO_ENABLE, TSO_UFO);
533 *queue_info |= SQ_CTRL_QUEUE_INFO_SET(TSO_ENABLE, TSO);
534 /* qsf was initialized in prepare_sq_wqe */
535 *queue_info = SQ_CTRL_QUEUE_INFO_CLEAR(*queue_info, MSS);
536 *queue_info |= SQ_CTRL_QUEUE_INFO_SET(mbuf->tso_segsz, MSS);
540 hinic_set_vlan_tx_offload(struct hinic_sq_task *task,
541 u32 *queue_info, u16 vlan_tag, u16 vlan_pri)
543 task->pkt_info0 |= SQ_TASK_INFO0_SET(vlan_tag, VLAN_TAG) |
544 SQ_TASK_INFO0_SET(1U, VLAN_OFFLOAD);
546 *queue_info |= SQ_CTRL_QUEUE_INFO_SET(vlan_pri, PRI);
550 hinic_fill_tx_offload_info(struct rte_mbuf *mbuf,
551 struct hinic_sq_task *task, u32 *queue_info,
552 struct hinic_tx_offload_info *tx_off_info)
555 uint64_t ol_flags = mbuf->ol_flags;
557 /* clear DW0~2 of task section for offload */
563 if (unlikely(ol_flags & PKT_TX_VLAN_PKT)) {
564 vlan_tag = mbuf->vlan_tci;
565 hinic_set_vlan_tx_offload(task, queue_info, vlan_tag,
566 vlan_tag >> VLAN_PRIO_SHIFT);
569 /* non checksum or tso */
570 if (unlikely(!(ol_flags & HINIC_TX_CKSUM_OFFLOAD_MASK)))
573 if ((ol_flags & PKT_TX_TCP_SEG))
574 /* set tso info for task and qsf */
575 hinic_set_tso_info(task, queue_info, mbuf, tx_off_info);
576 else /* just support l4 checksum offload */
577 hinic_set_l4_csum_info(task, queue_info, tx_off_info);
580 static inline void hinic_xmit_mbuf_cleanup(struct hinic_txq *txq)
582 struct hinic_tx_info *tx_info;
583 struct rte_mbuf *mbuf, *m, *mbuf_free[HINIC_MAX_TX_FREE_BULK];
585 u16 hw_ci, sw_ci, sq_mask;
588 hw_ci = HINIC_GET_SQ_HW_CI(txq);
589 sw_ci = HINIC_GET_SQ_LOCAL_CI(txq);
590 sq_mask = HINIC_GET_SQ_WQE_MASK(txq);
592 for (i = 0; i < txq->tx_free_thresh; ++i) {
593 tx_info = &txq->tx_info[sw_ci];
594 if (hw_ci == sw_ci ||
595 (((hw_ci - sw_ci) & sq_mask) < tx_info->wqebb_cnt))
598 sw_ci = (sw_ci + tx_info->wqebb_cnt) & sq_mask;
600 if (unlikely(tx_info->cpy_mbuf != NULL)) {
601 rte_pktmbuf_free(tx_info->cpy_mbuf);
602 tx_info->cpy_mbuf = NULL;
605 wqebb_cnt += tx_info->wqebb_cnt;
606 mbuf = tx_info->mbuf;
608 if (likely(mbuf->nb_segs == 1)) {
609 m = rte_pktmbuf_prefree_seg(mbuf);
610 tx_info->mbuf = NULL;
612 if (unlikely(m == NULL))
615 mbuf_free[nb_free++] = m;
616 if (unlikely(m->pool != mbuf_free[0]->pool ||
617 nb_free >= HINIC_MAX_TX_FREE_BULK)) {
618 rte_mempool_put_bulk(mbuf_free[0]->pool,
619 (void **)mbuf_free, (nb_free - 1));
621 mbuf_free[nb_free++] = m;
624 rte_pktmbuf_free(mbuf);
625 tx_info->mbuf = NULL;
630 rte_mempool_put_bulk(mbuf_free[0]->pool, (void **)mbuf_free,
633 HINIC_UPDATE_SQ_LOCAL_CI(txq, wqebb_cnt);
636 static inline struct hinic_sq_wqe *
637 hinic_get_sq_wqe(struct hinic_txq *txq, int wqebb_cnt,
638 struct hinic_wqe_info *wqe_info)
642 struct hinic_sq *sq = txq->sq;
643 struct hinic_wq *wq = txq->wq;
645 /* record current pi */
646 cur_pi = MASKED_WQE_IDX(wq, wq->prod_idx);
647 end_pi = cur_pi + wqebb_cnt;
649 /* update next pi and delta */
650 wq->prod_idx += wqebb_cnt;
651 wq->delta -= wqebb_cnt;
653 /* return current pi and owner */
654 wqe_info->pi = cur_pi;
655 wqe_info->owner = sq->owner;
656 wqe_info->around = 0;
657 wqe_info->seq_wqebbs = wqebb_cnt;
659 if (unlikely(end_pi >= txq->q_depth)) {
660 /* update owner of next prod_idx */
661 sq->owner = !sq->owner;
663 /* turn around to head */
664 if (unlikely(end_pi > txq->q_depth)) {
665 wqe_info->around = 1;
666 remain_wqebbs = txq->q_depth - cur_pi;
667 wqe_info->seq_wqebbs = remain_wqebbs;
671 return (struct hinic_sq_wqe *)WQ_WQE_ADDR(wq, cur_pi);
674 static inline uint16_t
675 hinic_ipv4_phdr_cksum(const struct rte_ipv4_hdr *ipv4_hdr, uint64_t ol_flags)
677 struct ipv4_psd_header {
678 uint32_t src_addr; /* IP address of source host. */
679 uint32_t dst_addr; /* IP address of destination host. */
680 uint8_t zero; /* zero. */
681 uint8_t proto; /* L4 protocol type. */
682 uint16_t len; /* L4 length. */
686 psd_hdr.src_addr = ipv4_hdr->src_addr;
687 psd_hdr.dst_addr = ipv4_hdr->dst_addr;
689 psd_hdr.proto = ipv4_hdr->next_proto_id;
690 if (ol_flags & PKT_TX_TCP_SEG) {
693 /* ipv4_hdr->version_ihl is uint8_t big endian, ihl locates
694 * lower 4 bits and unit is 4 bytes
696 ihl = (ipv4_hdr->version_ihl & 0xF) << 2;
698 rte_cpu_to_be_16(rte_be_to_cpu_16(ipv4_hdr->total_length) -
701 return rte_raw_cksum(&psd_hdr, sizeof(psd_hdr));
704 static inline uint16_t
705 hinic_ipv6_phdr_cksum(const struct rte_ipv6_hdr *ipv6_hdr, uint64_t ol_flags)
709 uint32_t len; /* L4 length. */
710 uint32_t proto; /* L4 protocol - top 3 bytes must be zero */
713 psd_hdr.proto = (ipv6_hdr->proto << 24);
714 if (ol_flags & PKT_TX_TCP_SEG)
717 psd_hdr.len = ipv6_hdr->payload_len;
719 sum = __rte_raw_cksum(ipv6_hdr->src_addr,
720 sizeof(ipv6_hdr->src_addr) + sizeof(ipv6_hdr->dst_addr), 0);
721 sum = __rte_raw_cksum(&psd_hdr, sizeof(psd_hdr), sum);
722 return __rte_raw_cksum_reduce(sum);
726 hinic_get_pld_offset(struct rte_mbuf *m, struct hinic_tx_offload_info *off_info,
729 uint64_t ol_flags = m->ol_flags;
731 if (outer_cs_flag == 1) {
732 if ((ol_flags & PKT_TX_UDP_CKSUM) == PKT_TX_UDP_CKSUM) {
733 off_info->payload_offset = m->outer_l2_len +
734 m->outer_l3_len + m->l2_len + m->l3_len;
735 } else if ((ol_flags & PKT_TX_TCP_CKSUM) ||
736 (ol_flags & PKT_TX_TCP_SEG)) {
737 off_info->payload_offset = m->outer_l2_len +
738 m->outer_l3_len + m->l2_len +
739 m->l3_len + m->l4_len;
742 if ((ol_flags & PKT_TX_UDP_CKSUM) == PKT_TX_UDP_CKSUM) {
743 off_info->payload_offset = m->l2_len + m->l3_len;
744 } else if ((ol_flags & PKT_TX_TCP_CKSUM) ||
745 (ol_flags & PKT_TX_TCP_SEG)) {
746 off_info->payload_offset = m->l2_len + m->l3_len +
753 hinic_analyze_tx_info(struct rte_mbuf *mbuf,
754 struct hinic_tx_offload_info *off_info)
756 struct rte_ether_hdr *eth_hdr;
757 struct rte_vlan_hdr *vlan_hdr;
758 struct rte_ipv4_hdr *ip4h;
762 hdr = (u8 *)rte_pktmbuf_mtod(mbuf, u8*);
763 eth_hdr = (struct rte_ether_hdr *)hdr;
764 pkt_type = rte_be_to_cpu_16(eth_hdr->ether_type);
766 if (pkt_type == RTE_ETHER_TYPE_VLAN) {
767 off_info->outer_l2_len = ETHER_LEN_WITH_VLAN;
768 vlan_hdr = (struct rte_vlan_hdr *)(hdr + 1);
769 pkt_type = rte_be_to_cpu_16(vlan_hdr->eth_proto);
771 off_info->outer_l2_len = ETHER_LEN_NO_VLAN;
774 if (pkt_type == RTE_ETHER_TYPE_IPV4) {
775 ip4h = (struct rte_ipv4_hdr *)(hdr + off_info->outer_l2_len);
776 off_info->outer_l3_len = (ip4h->version_ihl & 0xf) <<
778 } else if (pkt_type == RTE_ETHER_TYPE_IPV6) {
779 /* not support ipv6 extension header */
780 off_info->outer_l3_len = sizeof(struct rte_ipv6_hdr);
785 hinic_tx_offload_pkt_prepare(struct rte_mbuf *m,
786 struct hinic_tx_offload_info *off_info)
788 struct rte_ipv4_hdr *ipv4_hdr;
789 struct rte_ipv6_hdr *ipv6_hdr;
790 struct rte_tcp_hdr *tcp_hdr;
791 struct rte_udp_hdr *udp_hdr;
792 struct rte_ether_hdr *eth_hdr;
793 struct rte_vlan_hdr *vlan_hdr;
795 uint64_t inner_l3_offset;
796 uint64_t ol_flags = m->ol_flags;
798 /* Check if the packets set available offload flags */
799 if (!(ol_flags & HINIC_TX_CKSUM_OFFLOAD_MASK))
802 /* Support only vxlan offload */
803 if ((ol_flags & PKT_TX_TUNNEL_MASK) &&
804 !(ol_flags & PKT_TX_TUNNEL_VXLAN))
807 #ifdef RTE_LIBRTE_ETHDEV_DEBUG
808 if (rte_validate_tx_offload(m) != 0)
812 if (ol_flags & PKT_TX_TUNNEL_VXLAN) {
813 if ((ol_flags & PKT_TX_OUTER_IP_CKSUM) ||
814 (ol_flags & PKT_TX_OUTER_IPV6) ||
815 (ol_flags & PKT_TX_TCP_SEG)) {
816 inner_l3_offset = m->l2_len + m->outer_l2_len +
818 off_info->outer_l2_len = m->outer_l2_len;
819 off_info->outer_l3_len = m->outer_l3_len;
820 /* just support vxlan tunneling pkt */
821 off_info->inner_l2_len = m->l2_len - VXLANLEN -
823 off_info->inner_l3_len = m->l3_len;
824 off_info->inner_l4_len = m->l4_len;
825 off_info->tunnel_length = m->l2_len;
826 off_info->tunnel_type = TUNNEL_UDP_NO_CSUM;
828 hinic_get_pld_offset(m, off_info,
829 HINIC_TX_OUTER_CHECKSUM_FLAG_SET);
831 inner_l3_offset = m->l2_len;
832 hinic_analyze_tx_info(m, off_info);
833 /* just support vxlan tunneling pkt */
834 off_info->inner_l2_len = m->l2_len - VXLANLEN -
835 sizeof(*udp_hdr) - off_info->outer_l2_len -
836 off_info->outer_l3_len;
837 off_info->inner_l3_len = m->l3_len;
838 off_info->inner_l4_len = m->l4_len;
839 off_info->tunnel_length = m->l2_len -
840 off_info->outer_l2_len - off_info->outer_l3_len;
841 off_info->tunnel_type = TUNNEL_UDP_NO_CSUM;
843 hinic_get_pld_offset(m, off_info,
844 HINIC_TX_OUTER_CHECKSUM_FLAG_NO_SET);
847 inner_l3_offset = m->l2_len;
848 off_info->inner_l2_len = m->l2_len;
849 off_info->inner_l3_len = m->l3_len;
850 off_info->inner_l4_len = m->l4_len;
851 off_info->tunnel_type = NOT_TUNNEL;
853 hinic_get_pld_offset(m, off_info,
854 HINIC_TX_OUTER_CHECKSUM_FLAG_NO_SET);
857 /* invalid udp or tcp header */
858 if (unlikely(off_info->payload_offset > MAX_PLD_OFFSET))
861 /* Process outter udp pseudo-header checksum */
862 if ((ol_flags & PKT_TX_TUNNEL_VXLAN) && ((ol_flags & PKT_TX_TCP_SEG) ||
863 (ol_flags & PKT_TX_OUTER_IP_CKSUM) ||
864 (ol_flags & PKT_TX_OUTER_IPV6))) {
866 /* inner_l4_tcp_udp csum should be setted to calculate outter
867 * udp checksum when vxlan packets without inner l3 and l4
869 off_info->inner_l4_tcp_udp = 1;
871 eth_hdr = rte_pktmbuf_mtod(m, struct rte_ether_hdr *);
872 eth_type = rte_be_to_cpu_16(eth_hdr->ether_type);
874 if (eth_type == RTE_ETHER_TYPE_VLAN) {
875 vlan_hdr = (struct rte_vlan_hdr *)(eth_hdr + 1);
876 eth_type = rte_be_to_cpu_16(vlan_hdr->eth_proto);
879 if (eth_type == RTE_ETHER_TYPE_IPV4) {
881 rte_pktmbuf_mtod_offset(m, struct rte_ipv4_hdr *,
883 off_info->outer_l3_type = IPV4_PKT_WITH_CHKSUM_OFFLOAD;
884 ipv4_hdr->hdr_checksum = 0;
886 udp_hdr = (struct rte_udp_hdr *)((char *)ipv4_hdr +
888 udp_hdr->dgram_cksum = 0;
889 } else if (eth_type == RTE_ETHER_TYPE_IPV6) {
890 off_info->outer_l3_type = IPV6_PKT;
892 rte_pktmbuf_mtod_offset(m, struct rte_ipv6_hdr *,
896 rte_pktmbuf_mtod_offset(m, struct rte_udp_hdr *,
899 udp_hdr->dgram_cksum = 0;
901 } else if (ol_flags & PKT_TX_OUTER_IPV4) {
902 off_info->tunnel_type = TUNNEL_UDP_NO_CSUM;
903 off_info->inner_l4_tcp_udp = 1;
904 off_info->outer_l3_type = IPV4_PKT_NO_CHKSUM_OFFLOAD;
907 if (ol_flags & PKT_TX_IPV4)
908 off_info->inner_l3_type = (ol_flags & PKT_TX_IP_CKSUM) ?
909 IPV4_PKT_WITH_CHKSUM_OFFLOAD :
910 IPV4_PKT_NO_CHKSUM_OFFLOAD;
911 else if (ol_flags & PKT_TX_IPV6)
912 off_info->inner_l3_type = IPV6_PKT;
914 /* Process the pseudo-header checksum */
915 if ((ol_flags & PKT_TX_L4_MASK) == PKT_TX_UDP_CKSUM) {
916 if (ol_flags & PKT_TX_IPV4) {
918 rte_pktmbuf_mtod_offset(m, struct rte_ipv4_hdr *,
921 if (ol_flags & PKT_TX_IP_CKSUM)
922 ipv4_hdr->hdr_checksum = 0;
924 udp_hdr = (struct rte_udp_hdr *)((char *)ipv4_hdr +
926 udp_hdr->dgram_cksum =
927 hinic_ipv4_phdr_cksum(ipv4_hdr, ol_flags);
930 rte_pktmbuf_mtod_offset(m, struct rte_ipv6_hdr *,
934 rte_pktmbuf_mtod_offset(m, struct rte_udp_hdr *,
935 (inner_l3_offset + m->l3_len));
936 udp_hdr->dgram_cksum =
937 hinic_ipv6_phdr_cksum(ipv6_hdr, ol_flags);
940 off_info->inner_l4_type = UDP_OFFLOAD_ENABLE;
941 off_info->inner_l4_tcp_udp = 1;
942 } else if (((ol_flags & PKT_TX_L4_MASK) == PKT_TX_TCP_CKSUM) ||
943 (ol_flags & PKT_TX_TCP_SEG)) {
944 if (ol_flags & PKT_TX_IPV4) {
946 rte_pktmbuf_mtod_offset(m, struct rte_ipv4_hdr *,
949 if (ol_flags & PKT_TX_IP_CKSUM)
950 ipv4_hdr->hdr_checksum = 0;
953 tcp_hdr = (struct rte_tcp_hdr *)((char *)ipv4_hdr +
956 hinic_ipv4_phdr_cksum(ipv4_hdr, ol_flags);
959 rte_pktmbuf_mtod_offset(m, struct rte_ipv6_hdr *,
963 rte_pktmbuf_mtod_offset(m, struct rte_tcp_hdr *,
964 (inner_l3_offset + m->l3_len));
966 hinic_ipv6_phdr_cksum(ipv6_hdr, ol_flags);
969 off_info->inner_l4_type = TCP_OFFLOAD_ENABLE;
970 off_info->inner_l4_tcp_udp = 1;
971 } else if ((ol_flags & PKT_TX_L4_MASK) == PKT_TX_SCTP_CKSUM) {
972 off_info->inner_l4_type = SCTP_OFFLOAD_ENABLE;
973 off_info->inner_l4_tcp_udp = 0;
974 off_info->inner_l4_len = sizeof(struct rte_sctp_hdr);
980 static inline bool hinic_get_sge_txoff_info(struct rte_mbuf *mbuf_pkt,
981 struct hinic_wqe_info *sqe_info,
982 struct hinic_tx_offload_info
985 u16 i, total_len, sge_cnt = mbuf_pkt->nb_segs;
986 struct rte_mbuf *mbuf;
989 memset(off_info, 0, sizeof(*off_info));
991 ret = hinic_tx_offload_pkt_prepare(mbuf_pkt, off_info);
995 sqe_info->cpy_mbuf_cnt = 0;
998 if (likely(!(mbuf_pkt->ol_flags & PKT_TX_TCP_SEG))) {
999 if (unlikely(mbuf_pkt->pkt_len > MAX_SINGLE_SGE_SIZE)) {
1000 /* non tso packet len must less than 64KB */
1002 } else if (unlikely(HINIC_NONTSO_SEG_NUM_INVALID(sge_cnt))) {
1003 /* non tso packet buffer number must less than 17
1004 * the mbuf segs more than 17 must copy to one buffer
1008 for (i = 0; i < (HINIC_NONTSO_PKT_MAX_SGE - 1) ; i++) {
1009 total_len += mbuf->data_len;
1013 /* default support copy total 4k mbuf segs */
1014 if ((u32)(total_len + (u16)HINIC_COPY_MBUF_SIZE) <
1018 sqe_info->sge_cnt = HINIC_NONTSO_PKT_MAX_SGE;
1019 sqe_info->cpy_mbuf_cnt = 1;
1023 /* valid non tso mbuf */
1024 sqe_info->sge_cnt = sge_cnt;
1027 if (unlikely(HINIC_TSO_SEG_NUM_INVALID(sge_cnt)))
1028 /* too many mbuf segs */
1031 /* check tso mbuf segs are valid or not */
1032 if (unlikely(!hinic_is_tso_sge_valid(mbuf_pkt,
1033 off_info, sqe_info)))
1040 static inline void hinic_sq_write_db(struct hinic_sq *sq, int cos)
1044 struct hinic_sq_db sq_db;
1046 prod_idx = MASKED_SQ_IDX(sq, sq->wq->prod_idx);
1047 hi_prod_idx = SQ_DB_PI_HIGH(prod_idx);
1049 sq_db.db_info = SQ_DB_INFO_SET(hi_prod_idx, HI_PI) |
1050 SQ_DB_INFO_SET(SQ_DB, TYPE) |
1051 SQ_DB_INFO_SET(SQ_CFLAG_DP, CFLAG) |
1052 SQ_DB_INFO_SET(cos, COS) |
1053 SQ_DB_INFO_SET(sq->q_id, QID);
1055 /* Data should be written to HW in Big Endian Format */
1056 sq_db.db_info = cpu_to_be32(sq_db.db_info);
1058 /* Write all before the doorbell */
1060 writel(sq_db.db_info, SQ_DB_ADDR(sq, prod_idx));
1063 u16 hinic_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, u16 nb_pkts)
1065 int free_wqebb_cnt, wqe_wqebb_cnt;
1066 u32 queue_info, tx_bytes = 0;
1068 struct hinic_wqe_info sqe_info;
1069 struct hinic_tx_offload_info off_info;
1070 struct rte_mbuf *mbuf_pkt;
1071 struct hinic_txq *txq = tx_queue;
1072 struct hinic_tx_info *tx_info;
1073 struct hinic_sq_wqe *sq_wqe;
1074 struct hinic_sq_task *task;
1076 /* reclaim tx mbuf before xmit new packet */
1077 if (HINIC_GET_SQ_FREE_WQEBBS(txq) < txq->tx_free_thresh)
1078 hinic_xmit_mbuf_cleanup(txq);
1080 /* tx loop routine */
1081 for (nb_tx = 0; nb_tx < nb_pkts; nb_tx++) {
1082 mbuf_pkt = *tx_pkts++;
1085 /* 1. parse sge and tx offlod info from mbuf */
1086 if (unlikely(!hinic_get_sge_txoff_info(mbuf_pkt,
1087 &sqe_info, &off_info))) {
1088 txq->txq_stats.off_errs++;
1092 /* 2. try to get enough wqebb */
1093 wqe_wqebb_cnt = HINIC_SQ_WQEBB_CNT(sqe_info.sge_cnt);
1094 free_wqebb_cnt = HINIC_GET_SQ_FREE_WQEBBS(txq);
1095 if (unlikely(wqe_wqebb_cnt > free_wqebb_cnt)) {
1097 hinic_xmit_mbuf_cleanup(txq);
1098 free_wqebb_cnt = HINIC_GET_SQ_FREE_WQEBBS(txq);
1099 if (unlikely(wqe_wqebb_cnt > free_wqebb_cnt)) {
1100 txq->txq_stats.tx_busy += (nb_pkts - nb_tx);
1105 /* 3. get sq tail wqe address from wqe_page,
1106 * sq have enough wqebb for this packet
1108 sq_wqe = hinic_get_sq_wqe(txq, wqe_wqebb_cnt, &sqe_info);
1110 /* 4. fill sq wqe sge section */
1111 if (unlikely(!hinic_mbuf_dma_map_sge(txq, mbuf_pkt,
1114 hinic_return_sq_wqe(txq->nic_dev->hwdev, txq->q_id,
1115 wqe_wqebb_cnt, sqe_info.owner);
1116 txq->txq_stats.off_errs++;
1120 /* 5. fill sq wqe task section and queue info */
1121 task = &sq_wqe->task;
1123 /* tx packet offload configure */
1124 hinic_fill_tx_offload_info(mbuf_pkt, task, &queue_info,
1127 /* 6. record tx info */
1128 tx_info = &txq->tx_info[sqe_info.pi];
1129 tx_info->mbuf = mbuf_pkt;
1130 tx_info->wqebb_cnt = wqe_wqebb_cnt;
1132 /* 7. fill sq wqe header section */
1133 hinic_fill_sq_wqe_header(&sq_wqe->ctrl, queue_info,
1134 sqe_info.sge_cnt, sqe_info.owner);
1136 /* 8.convert continue or bottom wqe byteorder to big endian */
1137 hinic_sq_wqe_cpu_to_be32(sq_wqe, sqe_info.seq_wqebbs);
1139 tx_bytes += mbuf_pkt->pkt_len;
1142 /* 9. write sq doorbell in burst mode */
1144 hinic_sq_write_db(txq->sq, txq->cos);
1146 txq->txq_stats.packets += nb_tx;
1147 txq->txq_stats.bytes += tx_bytes;
1149 txq->txq_stats.burst_pkts = nb_tx;
1154 void hinic_free_all_tx_mbufs(struct hinic_txq *txq)
1157 struct hinic_nic_dev *nic_dev = txq->nic_dev;
1158 struct hinic_tx_info *tx_info;
1159 int free_wqebbs = hinic_get_sq_free_wqebbs(nic_dev->hwdev,
1162 while (free_wqebbs < txq->q_depth) {
1163 ci = hinic_get_sq_local_ci(nic_dev->hwdev, txq->q_id);
1165 tx_info = &txq->tx_info[ci];
1167 if (unlikely(tx_info->cpy_mbuf != NULL)) {
1168 rte_pktmbuf_free(tx_info->cpy_mbuf);
1169 tx_info->cpy_mbuf = NULL;
1172 rte_pktmbuf_free(tx_info->mbuf);
1173 hinic_update_sq_local_ci(nic_dev->hwdev, txq->q_id,
1174 tx_info->wqebb_cnt);
1176 free_wqebbs += tx_info->wqebb_cnt;
1177 tx_info->mbuf = NULL;
1181 void hinic_free_all_tx_resources(struct rte_eth_dev *eth_dev)
1184 struct hinic_nic_dev *nic_dev =
1185 HINIC_ETH_DEV_TO_PRIVATE_NIC_DEV(eth_dev);
1187 for (q_id = 0; q_id < nic_dev->num_sq; q_id++) {
1188 eth_dev->data->tx_queues[q_id] = NULL;
1190 if (nic_dev->txqs[q_id] == NULL)
1193 /* stop tx queue free tx mbuf */
1194 hinic_free_all_tx_mbufs(nic_dev->txqs[q_id]);
1195 hinic_free_tx_resources(nic_dev->txqs[q_id]);
1198 kfree(nic_dev->txqs[q_id]);
1199 nic_dev->txqs[q_id] = NULL;
1203 void hinic_free_all_tx_mbuf(struct rte_eth_dev *eth_dev)
1206 struct hinic_nic_dev *nic_dev =
1207 HINIC_ETH_DEV_TO_PRIVATE_NIC_DEV(eth_dev);
1209 for (q_id = 0; q_id < nic_dev->num_sq; q_id++)
1210 /* stop tx queue free tx mbuf */
1211 hinic_free_all_tx_mbufs(nic_dev->txqs[q_id]);
1214 int hinic_setup_tx_resources(struct hinic_txq *txq)
1218 tx_info_sz = txq->q_depth * sizeof(*txq->tx_info);
1219 txq->tx_info = kzalloc_aligned(tx_info_sz, GFP_KERNEL);
1226 void hinic_free_tx_resources(struct hinic_txq *txq)
1228 if (txq->tx_info == NULL)
1231 kfree(txq->tx_info);
1232 txq->tx_info = NULL;
1235 int hinic_create_sq(struct hinic_hwdev *hwdev, u16 q_id, u16 sq_depth)
1238 struct hinic_nic_io *nic_io = hwdev->nic_io;
1239 struct hinic_qp *qp = &nic_io->qps[q_id];
1240 struct hinic_sq *sq = &qp->sq;
1241 void __iomem *db_addr;
1242 volatile u32 *ci_addr;
1244 sq->sq_depth = sq_depth;
1245 nic_io->sq_depth = sq_depth;
1248 err = hinic_wq_allocate(nic_io->hwdev, &nic_io->sq_wq[q_id],
1249 HINIC_SQ_WQEBB_SHIFT, nic_io->sq_depth);
1251 PMD_DRV_LOG(ERR, "Failed to allocate WQ for SQ");
1255 /* alloc sq doorbell space */
1256 err = hinic_alloc_db_addr(nic_io->hwdev, &db_addr);
1258 PMD_DRV_LOG(ERR, "Failed to init db addr");
1262 /* clear hardware ci */
1263 ci_addr = (volatile u32 *)HINIC_CI_VADDR(nic_io->ci_vaddr_base, q_id);
1267 sq->wq = &nic_io->sq_wq[q_id];
1269 sq->cons_idx_addr = (volatile u16 *)ci_addr;
1270 sq->db_addr = db_addr;
1275 hinic_wq_free(nic_io->hwdev, &nic_io->sq_wq[q_id]);
1280 void hinic_destroy_sq(struct hinic_hwdev *hwdev, u16 q_id)
1282 struct hinic_nic_io *nic_io;
1283 struct hinic_qp *qp;
1285 nic_io = hwdev->nic_io;
1286 qp = &nic_io->qps[q_id];
1288 if (qp->sq.wq == NULL)
1291 hinic_free_db_addr(nic_io->hwdev, qp->sq.db_addr);
1292 hinic_wq_free(nic_io->hwdev, qp->sq.wq);