From f239aed5e674965691846e8ce3f187dd47523689 Mon Sep 17 00:00:00 2001 From: Luca Boccassi Date: Wed, 16 Aug 2017 18:42:05 +0100 Subject: New upstream version 17.08 Change-Id: I288b50990f52646089d6b1f3aaa6ba2f091a51d7 Signed-off-by: Luca Boccassi --- drivers/net/bnxt/bnxt_rxr.c | 393 ++++++++++++++++++++++++++++++++++++++++---- 1 file changed, 360 insertions(+), 33 deletions(-) (limited to 'drivers/net/bnxt/bnxt_rxr.c') diff --git a/drivers/net/bnxt/bnxt_rxr.c b/drivers/net/bnxt/bnxt_rxr.c index 5d93de26..bee67d33 100644 --- a/drivers/net/bnxt/bnxt_rxr.c +++ b/drivers/net/bnxt/bnxt_rxr.c @@ -34,6 +34,7 @@ #include #include +#include #include #include #include @@ -67,8 +68,37 @@ static inline int bnxt_alloc_rx_data(struct bnxt_rx_queue *rxq, struct rte_mbuf *data; data = __bnxt_alloc_rx_data(rxq->mb_pool); - if (!data) + if (!data) { + rte_atomic64_inc(&rxq->bp->rx_mbuf_alloc_fail); return -ENOMEM; + } + + rx_buf->mbuf = data; + + rxbd->addr = rte_cpu_to_le_64(RTE_MBUF_DATA_DMA_ADDR(rx_buf->mbuf)); + + return 0; +} + +static inline int bnxt_alloc_ag_data(struct bnxt_rx_queue *rxq, + struct bnxt_rx_ring_info *rxr, + uint16_t prod) +{ + struct rx_prod_pkt_bd *rxbd = &rxr->ag_desc_ring[prod]; + struct bnxt_sw_rx_bd *rx_buf = &rxr->ag_buf_ring[prod]; + struct rte_mbuf *data; + + data = __bnxt_alloc_rx_data(rxq->mb_pool); + if (!data) { + rte_atomic64_inc(&rxq->bp->rx_mbuf_alloc_fail); + return -ENOMEM; + } + + if (rxbd == NULL) + RTE_LOG(ERR, PMD, "Jumbo Frame. rxbd is NULL\n"); + if (rx_buf == NULL) + RTE_LOG(ERR, PMD, "Jumbo Frame. rx_buf is NULL\n"); + rx_buf->mbuf = data; @@ -77,24 +107,232 @@ static inline int bnxt_alloc_rx_data(struct bnxt_rx_queue *rxq, return 0; } -static void bnxt_reuse_rx_mbuf(struct bnxt_rx_ring_info *rxr, uint16_t cons, +static inline void bnxt_reuse_rx_mbuf(struct bnxt_rx_ring_info *rxr, struct rte_mbuf *mbuf) { - uint16_t prod = rxr->rx_prod; + uint16_t prod = RING_NEXT(rxr->rx_ring_struct, rxr->rx_prod); struct bnxt_sw_rx_bd *prod_rx_buf; - struct rx_prod_pkt_bd *prod_bd, *cons_bd; + struct rx_prod_pkt_bd *prod_bd; prod_rx_buf = &rxr->rx_buf_ring[prod]; + RTE_ASSERT(prod_rx_buf->mbuf == NULL); + RTE_ASSERT(mbuf != NULL); + prod_rx_buf->mbuf = mbuf; prod_bd = &rxr->rx_desc_ring[prod]; - cons_bd = &rxr->rx_desc_ring[cons]; + + prod_bd->addr = rte_cpu_to_le_64(RTE_MBUF_DATA_DMA_ADDR(mbuf)); + + rxr->rx_prod = prod; +} + +#ifdef BNXT_DEBUG +static void bnxt_reuse_ag_mbuf(struct bnxt_rx_ring_info *rxr, uint16_t cons, + struct rte_mbuf *mbuf) +{ + uint16_t prod = rxr->ag_prod; + struct bnxt_sw_rx_bd *prod_rx_buf; + struct rx_prod_pkt_bd *prod_bd, *cons_bd; + + prod_rx_buf = &rxr->ag_buf_ring[prod]; + + prod_rx_buf->mbuf = mbuf; + + prod_bd = &rxr->ag_desc_ring[prod]; + cons_bd = &rxr->ag_desc_ring[cons]; prod_bd->addr = cons_bd->addr; } +#endif + +static inline +struct rte_mbuf *bnxt_consume_rx_buf(struct bnxt_rx_ring_info *rxr, + uint16_t cons) +{ + struct bnxt_sw_rx_bd *cons_rx_buf; + struct rte_mbuf *mbuf; + + cons_rx_buf = &rxr->rx_buf_ring[cons]; + RTE_ASSERT(cons_rx_buf->mbuf != NULL); + mbuf = cons_rx_buf->mbuf; + cons_rx_buf->mbuf = NULL; + return mbuf; +} + +static void bnxt_tpa_start(struct bnxt_rx_queue *rxq, + struct rx_tpa_start_cmpl *tpa_start, + struct rx_tpa_start_cmpl_hi *tpa_start1) +{ + struct bnxt_rx_ring_info *rxr = rxq->rx_ring; + uint8_t agg_id = rte_le_to_cpu_32(tpa_start->agg_id & + RX_TPA_START_CMPL_AGG_ID_MASK) >> RX_TPA_START_CMPL_AGG_ID_SFT; + uint16_t data_cons; + struct bnxt_tpa_info *tpa_info; + struct rte_mbuf *mbuf; + + data_cons = tpa_start->opaque; + tpa_info = &rxr->tpa_info[agg_id]; + + mbuf = bnxt_consume_rx_buf(rxr, data_cons); + + bnxt_reuse_rx_mbuf(rxr, tpa_info->mbuf); + + tpa_info->mbuf = mbuf; + tpa_info->len = rte_le_to_cpu_32(tpa_start->len); + + mbuf->nb_segs = 1; + mbuf->next = NULL; + mbuf->pkt_len = rte_le_to_cpu_32(tpa_start->len); + mbuf->data_len = mbuf->pkt_len; + mbuf->port = rxq->port_id; + mbuf->ol_flags = PKT_RX_LRO; + if (likely(tpa_start->flags_type & + rte_cpu_to_le_32(RX_TPA_START_CMPL_FLAGS_RSS_VALID))) { + mbuf->hash.rss = rte_le_to_cpu_32(tpa_start->rss_hash); + mbuf->ol_flags |= PKT_RX_RSS_HASH; + } else { + mbuf->hash.fdir.id = rte_le_to_cpu_16(tpa_start1->cfa_code); + mbuf->ol_flags |= PKT_RX_FDIR | PKT_RX_FDIR_ID; + } + if (tpa_start1->flags2 & + rte_cpu_to_le_32(RX_TPA_START_CMPL_FLAGS2_META_FORMAT_VLAN)) { + mbuf->vlan_tci = rte_le_to_cpu_32(tpa_start1->metadata); + mbuf->ol_flags |= PKT_RX_VLAN_PKT; + } + if (likely(tpa_start1->flags2 & + rte_cpu_to_le_32(RX_TPA_START_CMPL_FLAGS2_L4_CS_CALC))) + mbuf->ol_flags |= PKT_RX_L4_CKSUM_GOOD; + + /* recycle next mbuf */ + data_cons = RING_NEXT(rxr->rx_ring_struct, data_cons); + bnxt_reuse_rx_mbuf(rxr, bnxt_consume_rx_buf(rxr, data_cons)); +} + +static int bnxt_agg_bufs_valid(struct bnxt_cp_ring_info *cpr, + uint8_t agg_bufs, uint32_t raw_cp_cons) +{ + uint16_t last_cp_cons; + struct rx_pkt_cmpl *agg_cmpl; + + raw_cp_cons = ADV_RAW_CMP(raw_cp_cons, agg_bufs); + last_cp_cons = RING_CMP(cpr->cp_ring_struct, raw_cp_cons); + agg_cmpl = (struct rx_pkt_cmpl *)&cpr->cp_desc_ring[last_cp_cons]; + return CMP_VALID(agg_cmpl, raw_cp_cons, cpr->cp_ring_struct); +} + +/* TPA consume agg buffer out of order, allocate connected data only */ +static int bnxt_prod_ag_mbuf(struct bnxt_rx_queue *rxq) +{ + struct bnxt_rx_ring_info *rxr = rxq->rx_ring; + uint16_t next = RING_NEXT(rxr->ag_ring_struct, rxr->ag_prod); + + /* TODO batch allocation for better performance */ + while (rte_bitmap_get(rxr->ag_bitmap, next)) { + if (unlikely(bnxt_alloc_ag_data(rxq, rxr, next))) { + RTE_LOG(ERR, PMD, + "agg mbuf alloc failed: prod=0x%x\n", next); + break; + } + rte_bitmap_clear(rxr->ag_bitmap, next); + rxr->ag_prod = next; + next = RING_NEXT(rxr->ag_ring_struct, next); + } + + return 0; +} + +static int bnxt_rx_pages(struct bnxt_rx_queue *rxq, + struct rte_mbuf *mbuf, uint32_t *tmp_raw_cons, + uint8_t agg_buf) +{ + struct bnxt_cp_ring_info *cpr = rxq->cp_ring; + struct bnxt_rx_ring_info *rxr = rxq->rx_ring; + int i; + uint16_t cp_cons, ag_cons; + struct rx_pkt_cmpl *rxcmp; + struct rte_mbuf *last = mbuf; + + for (i = 0; i < agg_buf; i++) { + struct bnxt_sw_rx_bd *ag_buf; + struct rte_mbuf *ag_mbuf; + *tmp_raw_cons = NEXT_RAW_CMP(*tmp_raw_cons); + cp_cons = RING_CMP(cpr->cp_ring_struct, *tmp_raw_cons); + rxcmp = (struct rx_pkt_cmpl *) + &cpr->cp_desc_ring[cp_cons]; + +#ifdef BNXT_DEBUG + bnxt_dump_cmpl(cp_cons, rxcmp); +#endif + + ag_cons = rxcmp->opaque; + RTE_ASSERT(ag_cons <= rxr->ag_ring_struct->ring_mask); + ag_buf = &rxr->ag_buf_ring[ag_cons]; + ag_mbuf = ag_buf->mbuf; + RTE_ASSERT(ag_mbuf != NULL); -static uint16_t bnxt_rx_pkt(struct rte_mbuf **rx_pkt, + ag_mbuf->data_len = rte_le_to_cpu_16(rxcmp->len); + + mbuf->nb_segs++; + mbuf->pkt_len += ag_mbuf->data_len; + + last->next = ag_mbuf; + last = ag_mbuf; + + ag_buf->mbuf = NULL; + + /* + * As aggregation buffer consumed out of order in TPA module, + * use bitmap to track freed slots to be allocated and notified + * to NIC + */ + rte_bitmap_set(rxr->ag_bitmap, ag_cons); + } + bnxt_prod_ag_mbuf(rxq); + return 0; +} + +static inline struct rte_mbuf *bnxt_tpa_end( + struct bnxt_rx_queue *rxq, + uint32_t *raw_cp_cons, + struct rx_tpa_end_cmpl *tpa_end, + struct rx_tpa_end_cmpl_hi *tpa_end1 __rte_unused) +{ + struct bnxt_cp_ring_info *cpr = rxq->cp_ring; + struct bnxt_rx_ring_info *rxr = rxq->rx_ring; + uint8_t agg_id = (tpa_end->agg_id & RX_TPA_END_CMPL_AGG_ID_MASK) + >> RX_TPA_END_CMPL_AGG_ID_SFT; + struct rte_mbuf *mbuf; + uint8_t agg_bufs; + struct bnxt_tpa_info *tpa_info; + + tpa_info = &rxr->tpa_info[agg_id]; + mbuf = tpa_info->mbuf; + RTE_ASSERT(mbuf != NULL); + + rte_prefetch0(mbuf); + agg_bufs = (rte_le_to_cpu_32(tpa_end->agg_bufs_v1) & + RX_TPA_END_CMPL_AGG_BUFS_MASK) >> RX_TPA_END_CMPL_AGG_BUFS_SFT; + if (agg_bufs) { + if (!bnxt_agg_bufs_valid(cpr, agg_bufs, *raw_cp_cons)) + return NULL; + bnxt_rx_pages(rxq, mbuf, raw_cp_cons, agg_bufs); + } + mbuf->l4_len = tpa_end->payload_offset; + + struct rte_mbuf *new_data = __bnxt_alloc_rx_data(rxq->mb_pool); + RTE_ASSERT(new_data != NULL); + if (!new_data) { + rte_atomic64_inc(&rxq->bp->rx_mbuf_alloc_fail); + return NULL; + } + tpa_info->mbuf = new_data; + + return mbuf; +} + +static int bnxt_rx_pkt(struct rte_mbuf **rx_pkt, struct bnxt_rx_queue *rxq, uint32_t *raw_cons) { struct bnxt_cp_ring_info *cpr = rxq->cp_ring; @@ -104,9 +342,13 @@ static uint16_t bnxt_rx_pkt(struct rte_mbuf **rx_pkt, uint32_t tmp_raw_cons = *raw_cons; uint16_t cons, prod, cp_cons = RING_CMP(cpr->cp_ring_struct, tmp_raw_cons); - struct bnxt_sw_rx_bd *rx_buf; +#ifdef BNXT_DEBUG + uint16_t ag_cons; +#endif struct rte_mbuf *mbuf; int rc = 0; + uint8_t agg_buf = 0; + uint16_t cmp_type; rxcmp = (struct rx_pkt_cmpl *) &cpr->cp_desc_ring[cp_cons]; @@ -118,14 +360,39 @@ static uint16_t bnxt_rx_pkt(struct rte_mbuf **rx_pkt, if (!CMP_VALID(rxcmp1, tmp_raw_cons, cpr->cp_ring_struct)) return -EBUSY; + cmp_type = CMP_TYPE(rxcmp); + if (cmp_type == RX_PKT_CMPL_TYPE_RX_L2_TPA_START) { + bnxt_tpa_start(rxq, (struct rx_tpa_start_cmpl *)rxcmp, + (struct rx_tpa_start_cmpl_hi *)rxcmp1); + rc = -EINVAL; /* Continue w/o new mbuf */ + goto next_rx; + } else if (cmp_type == RX_PKT_CMPL_TYPE_RX_L2_TPA_END) { + mbuf = bnxt_tpa_end(rxq, &tmp_raw_cons, + (struct rx_tpa_end_cmpl *)rxcmp, + (struct rx_tpa_end_cmpl_hi *)rxcmp1); + if (unlikely(!mbuf)) + return -EBUSY; + *rx_pkt = mbuf; + goto next_rx; + } else if (cmp_type != 0x11) { + rc = -EINVAL; + goto next_rx; + } + + agg_buf = (rxcmp->agg_bufs_v1 & RX_PKT_CMPL_AGG_BUFS_MASK) + >> RX_PKT_CMPL_AGG_BUFS_SFT; + if (agg_buf && !bnxt_agg_bufs_valid(cpr, agg_buf, tmp_raw_cons)) + return -EBUSY; + prod = rxr->rx_prod; - /* EW - GRO deferred to phase 3 */ cons = rxcmp->opaque; - rx_buf = &rxr->rx_buf_ring[cons]; - mbuf = rx_buf->mbuf; + mbuf = bnxt_consume_rx_buf(rxr, cons); rte_prefetch0(mbuf); + if (mbuf == NULL) + return -ENOMEM; + mbuf->nb_segs = 1; mbuf->next = NULL; mbuf->pkt_len = rxcmp->len; @@ -139,6 +406,10 @@ static uint16_t bnxt_rx_pkt(struct rte_mbuf **rx_pkt, mbuf->hash.fdir.id = rxcmp1->cfa_code; mbuf->ol_flags |= PKT_RX_FDIR | PKT_RX_FDIR_ID; } + + if (agg_buf) + bnxt_rx_pages(rxq, mbuf, &tmp_raw_cons, agg_buf); + if (rxcmp1->flags2 & RX_PKT_CMPL_FLAGS2_META_FORMAT_VLAN) { mbuf->vlan_tci = rxcmp1->metadata & (RX_PKT_CMPL_METADATA_VID_MASK | @@ -147,14 +418,17 @@ static uint16_t bnxt_rx_pkt(struct rte_mbuf **rx_pkt, mbuf->ol_flags |= PKT_RX_VLAN_PKT; } - rx_buf->mbuf = NULL; +#ifdef BNXT_DEBUG if (rxcmp1->errors_v2 & RX_CMP_L2_ERRORS) { /* Re-install the mbuf back to the rx ring */ bnxt_reuse_rx_mbuf(rxr, cons, mbuf); + if (agg_buf) + bnxt_reuse_ag_mbuf(rxr, ag_cons, mbuf); rc = -EIO; goto next_rx; } +#endif /* * TODO: Redesign this.... * If the allocation fails, the packet does not get received. @@ -170,24 +444,20 @@ static uint16_t bnxt_rx_pkt(struct rte_mbuf **rx_pkt, * calls in favour of a tight loop with the same function being called * in it. */ + prod = RING_NEXT(rxr->rx_ring_struct, prod); if (bnxt_alloc_rx_data(rxq, rxr, prod)) { RTE_LOG(ERR, PMD, "mbuf alloc failed with prod=0x%x\n", prod); rc = -ENOMEM; - goto next_rx; } - + rxr->rx_prod = prod; /* * All MBUFs are allocated with the same size under DPDK, * no optimization for rx_copy_thresh */ - /* AGG buf operation is deferred */ - - /* EW - VLAN reception. Must compare against the ol_flags */ - *rx_pkt = mbuf; + next_rx: - rxr->rx_prod = RING_NEXT(rxr->rx_ring_struct, prod); *raw_cons = tmp_raw_cons; @@ -203,8 +473,9 @@ uint16_t bnxt_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, uint32_t raw_cons = cpr->cp_raw_cons; uint32_t cons; int nb_rx_pkts = 0; - bool rx_event = false; struct rx_pkt_cmpl *rxcmp; + uint16_t prod = rxr->rx_prod; + uint16_t ag_prod = rxr->ag_prod; /* Handle RX burst request */ while (1) { @@ -222,26 +493,27 @@ uint16_t bnxt_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, rc = bnxt_rx_pkt(&rx_pkts[nb_rx_pkts], rxq, &raw_cons); if (likely(!rc)) nb_rx_pkts++; - else if (rc == -EBUSY) /* partial completion */ + if (rc == -EBUSY) /* partial completion */ break; - rx_event = true; } raw_cons = NEXT_RAW_CMP(raw_cons); if (nb_rx_pkts == nb_pkts) break; } - if (raw_cons == cpr->cp_raw_cons) { + + cpr->cp_raw_cons = raw_cons; + if (prod == rxr->rx_prod && ag_prod == rxr->ag_prod) { /* * For PMD, there is no need to keep on pushing to REARM * the doorbell if there are no new completions */ return nb_rx_pkts; } - cpr->cp_raw_cons = raw_cons; B_CP_DIS_DB(cpr, cpr->cp_raw_cons); - if (rx_event) - B_RX_DB(rxr->rx_doorbell, rxr->rx_prod); + B_RX_DB(rxr->rx_doorbell, rxr->rx_prod); + /* Ring the AGG ring DB */ + B_RX_DB(rxr->ag_doorbell, rxr->ag_prod); return nb_rx_pkts; } @@ -257,6 +529,12 @@ void bnxt_free_rx_rings(struct bnxt *bp) bnxt_free_ring(rxq->rx_ring->rx_ring_struct); rte_free(rxq->rx_ring->rx_ring_struct); + + /* Free the Aggregator ring */ + bnxt_free_ring(rxq->rx_ring->ag_ring_struct); + rte_free(rxq->rx_ring->ag_ring_struct); + rxq->rx_ring->ag_ring_struct = NULL; + rte_free(rxq->rx_ring); bnxt_free_ring(rxq->cp_ring->cp_ring_struct); @@ -270,13 +548,11 @@ void bnxt_free_rx_rings(struct bnxt *bp) int bnxt_init_rx_ring_struct(struct bnxt_rx_queue *rxq, unsigned int socket_id) { - struct bnxt *bp = rxq->bp; struct bnxt_cp_ring_info *cpr; struct bnxt_rx_ring_info *rxr; struct bnxt_ring *ring; - rxq->rx_buf_use_size = bp->eth_dev->data->mtu + - ETHER_HDR_LEN + ETHER_CRC_LEN + + rxq->rx_buf_use_size = BNXT_MAX_MTU + ETHER_HDR_LEN + ETHER_CRC_LEN + (2 * VLAN_TAG_SIZE); rxq->rx_buf_size = rxq->rx_buf_use_size + sizeof(struct rte_mbuf); @@ -313,13 +589,29 @@ int bnxt_init_rx_ring_struct(struct bnxt_rx_queue *rxq, unsigned int socket_id) if (ring == NULL) return -ENOMEM; cpr->cp_ring_struct = ring; - ring->ring_size = rxr->rx_ring_struct->ring_size * 2; + ring->ring_size = rte_align32pow2(rxr->rx_ring_struct->ring_size * + (2 + AGG_RING_SIZE_FACTOR)); ring->ring_mask = ring->ring_size - 1; ring->bd = (void *)cpr->cp_desc_ring; ring->bd_dma = cpr->cp_desc_mapping; ring->vmem_size = 0; ring->vmem = NULL; + /* Allocate Aggregator rings */ + ring = rte_zmalloc_socket("bnxt_rx_ring_struct", + sizeof(struct bnxt_ring), + RTE_CACHE_LINE_SIZE, socket_id); + if (ring == NULL) + return -ENOMEM; + rxr->ag_ring_struct = ring; + ring->ring_size = rte_align32pow2(rxq->nb_rx_desc * + AGG_RING_SIZE_FACTOR); + ring->ring_mask = ring->ring_size - 1; + ring->bd = (void *)rxr->ag_desc_ring; + ring->bd_dma = rxr->ag_desc_mapping; + ring->vmem_size = ring->ring_size * sizeof(struct bnxt_sw_rx_bd); + ring->vmem = (void **)&rxr->ag_buf_ring; + return 0; } @@ -332,8 +624,8 @@ static void bnxt_init_rxbds(struct bnxt_ring *ring, uint32_t type, if (!rx_bd_ring) return; for (j = 0; j < ring->ring_size; j++) { - rx_bd_ring[j].flags_type = type; - rx_bd_ring[j].len = len; + rx_bd_ring[j].flags_type = rte_cpu_to_le_16(type); + rx_bd_ring[j].len = rte_cpu_to_le_16(len); rx_bd_ring[j].opaque = j; } } @@ -344,12 +636,17 @@ int bnxt_init_one_rx_ring(struct bnxt_rx_queue *rxq) struct bnxt_ring *ring; uint32_t prod, type; unsigned int i; + uint16_t size; + + size = rte_pktmbuf_data_room_size(rxq->mb_pool) - RTE_PKTMBUF_HEADROOM; + if (rxq->rx_buf_use_size <= size) + size = rxq->rx_buf_use_size; - type = RX_PROD_PKT_BD_TYPE_RX_PROD_PKT | RX_PROD_PKT_BD_FLAGS_EOP_PAD; + type = RX_PROD_PKT_BD_TYPE_RX_PROD_PKT; rxr = rxq->rx_ring; ring = rxr->rx_ring_struct; - bnxt_init_rxbds(ring, type, rxq->rx_buf_use_size); + bnxt_init_rxbds(ring, type, size); prod = rxr->rx_prod; for (i = 0; i < ring->ring_size; i++) { @@ -362,6 +659,36 @@ int bnxt_init_one_rx_ring(struct bnxt_rx_queue *rxq) rxr->rx_prod = prod; prod = RING_NEXT(rxr->rx_ring_struct, prod); } + RTE_LOG(DEBUG, PMD, "%s\n", __func__); + + ring = rxr->ag_ring_struct; + type = RX_PROD_AGG_BD_TYPE_RX_PROD_AGG; + bnxt_init_rxbds(ring, type, size); + prod = rxr->ag_prod; + + for (i = 0; i < ring->ring_size; i++) { + if (bnxt_alloc_ag_data(rxq, rxr, prod) != 0) { + RTE_LOG(WARNING, PMD, + "init'ed AG ring %d with %d/%d mbufs only\n", + rxq->queue_id, i, ring->ring_size); + break; + } + rxr->ag_prod = prod; + prod = RING_NEXT(rxr->ag_ring_struct, prod); + } + RTE_LOG(DEBUG, PMD, "%s AGG Done!\n", __func__); + + if (rxr->tpa_info) { + for (i = 0; i < BNXT_TPA_MAX; i++) { + rxr->tpa_info[i].mbuf = + __bnxt_alloc_rx_data(rxq->mb_pool); + if (!rxr->tpa_info[i].mbuf) { + rte_atomic64_inc(&rxq->bp->rx_mbuf_alloc_fail); + return -ENOMEM; + } + } + } + RTE_LOG(DEBUG, PMD, "%s TPA alloc Done!\n", __func__); return 0; } -- cgit 1.2.3-korg