From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 4B4FDA04DB; Thu, 10 Dec 2020 00:59:37 +0100 (CET) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id F3BF8CA63; Thu, 10 Dec 2020 00:54:24 +0100 (CET) Received: from mail-pf1-f194.google.com (mail-pf1-f194.google.com [209.85.210.194]) by dpdk.org (Postfix) with ESMTP id 64E97CA34 for ; Thu, 10 Dec 2020 00:54:17 +0100 (CET) Received: by mail-pf1-f194.google.com with SMTP id t8so2290637pfg.8 for ; Wed, 09 Dec 2020 15:54:17 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:subject:date:message-id:in-reply-to:references:mime-version :content-transfer-encoding; bh=LUcPuUcdWJStMt6YpBS2+lOIGCHNPY1gXi+dEgkoHTE=; b=gEFVBEW0DDf9tXLlch6/cGIPL9xYtasU39w1lgvvWAjjcZjVKF+/w087zluNsDuUI4 0hwj6oOsAwo+rZZSkBGdtjSssuumRrUJyBMCXUx+x3QVOj3W/Huz9hsXm5vnTnud/nnr CXVVPoGyLPTljs47Ich86HeUQfHIG2ceILGnDB32xCWAdHoWfltbKge89jPuL4W+HVGn EthTXkcGF6pvLqkVcGWduJDrKil0A+eBi05eG9Z8av2un04nfyzCW7bM7rGrfEq5Y9ea LdKCG24+h/oQ33y5GFgRgWEKvwQv5HREj74wL66w06N7yorahfxb+F/sHQoJsPXriMhf 0Orw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=LUcPuUcdWJStMt6YpBS2+lOIGCHNPY1gXi+dEgkoHTE=; b=LYUtWYQjrQ/eQ/urazuoX8YTsQgRwWgvr1fHUMNkUc/Zia5ST6iSzCX0sm8mdIE59V KezWMNIGneUxfIx/Y8qKtwWS7UwLgqQVt+5m/9sHB8pUNyiubqOEzG60jJvlouVFjuLo u7W1z+XAxNV00cKg7lPXAiYhuR5d/vAqJsDgVbNkAxQLNjD03aKhILNqNkvlQ6UlQnCZ zwXsD3DGLOoyNORtF5jF0ZtAD8ILF2WAH3Hpe9jNYttvlFZ1LTY4OOSQe+QWCKUZwbjb 4RHcjHIhmkuYd6S7NxPOC3g7bvXT1i/SF94o981TacWmLKBEFbqDYZPBRPhX2hVcTi9m GxLg== X-Gm-Message-State: AOAM5327CbO99QRvEBBnC8+WKnHlCTecKmxf2gTEsdkvDTG1LXl79NjJ 6/19xjMUnITKH+Xea8yD3xxiaVo3shwXQULn X-Google-Smtp-Source: ABdhPJxzygF/1DuAEOEOJSvISdgTy3Fe7xtQpHbUG+OiA9g7OEZ3hZAEiyKs+nyqK6L+TmeosS/SUw== X-Received: by 2002:a65:5903:: with SMTP id f3mr4078778pgu.109.1607558055943; Wed, 09 Dec 2020 15:54:15 -0800 (PST) Received: from localhost.localdomain ([192.19.228.250]) by smtp.gmail.com with ESMTPSA id s7sm4047693pfh.207.2020.12.09.15.54.14 for (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Wed, 09 Dec 2020 15:54:15 -0800 (PST) From: Ajit Khaparde X-Google-Original-From: Ajit Khaparde To: dev@dpdk.org Date: Wed, 9 Dec 2020 15:53:47 -0800 Message-Id: <20201209235347.16180-18-ajit.khaparde@broadcom.com> X-Mailer: git-send-email 2.21.1 (Apple Git-122.3) In-Reply-To: <20201209235347.16180-1-ajit.khaparde@broadcom.com> References: <20201209192233.6518-1-ajit.khaparde@broadcom.com> <20201209235347.16180-1-ajit.khaparde@broadcom.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: [dpdk-dev] [PATCH v3 17/17] net/bnxt: modify ring index logic X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Change the ring logic so that the index increments unbounded and mask it only when needed. Modify the existing macros so that the index is not masked. Add a new macro RING_IDX() to mask it only when needed. - v2->v3: Updated the index calculation in Tx completion processing. Signed-off-by: Ajit Khaparde --- drivers/net/bnxt/bnxt_cpr.h | 10 ++- drivers/net/bnxt/bnxt_hwrm.c | 4 +- drivers/net/bnxt/bnxt_reps.c | 4 +- drivers/net/bnxt/bnxt_ring.c | 39 +++++---- drivers/net/bnxt/bnxt_ring.h | 40 ++++++--- drivers/net/bnxt/bnxt_rxr.c | 110 +++++++++++++----------- drivers/net/bnxt/bnxt_rxr.h | 4 +- drivers/net/bnxt/bnxt_rxtx_vec_common.h | 14 +-- drivers/net/bnxt/bnxt_rxtx_vec_neon.c | 16 ++-- drivers/net/bnxt/bnxt_rxtx_vec_sse.c | 16 ++-- drivers/net/bnxt/bnxt_txr.c | 51 ++++++----- drivers/net/bnxt/bnxt_txr.h | 6 +- 12 files changed, 179 insertions(+), 135 deletions(-) diff --git a/drivers/net/bnxt/bnxt_cpr.h b/drivers/net/bnxt/bnxt_cpr.h index ff9697f4c..a763f6006 100644 --- a/drivers/net/bnxt/bnxt_cpr.h +++ b/drivers/net/bnxt/bnxt_cpr.h @@ -45,7 +45,7 @@ struct bnxt_db_info; } while (0) #define B_CP_DB_REARM(cpr, raw_cons) \ rte_write32((DB_CP_REARM_FLAGS | \ - RING_CMP(((cpr)->cp_ring_struct), raw_cons)), \ + DB_RING_IDX(&((cpr)->cp_db), raw_cons)), \ ((cpr)->cp_db.doorbell)) #define B_CP_DB_ARM(cpr) rte_write32((DB_KEY_CP), \ @@ -65,8 +65,8 @@ struct bnxt_db_info; } while (0) #define B_CP_DIS_DB(cpr, raw_cons) \ rte_write32_relaxed((DB_CP_FLAGS | \ - RING_CMP(((cpr)->cp_ring_struct), raw_cons)), \ - ((cpr)->cp_db.doorbell)) + DB_RING_IDX(&((cpr)->cp_db), raw_cons)), \ + ((cpr)->cp_db.doorbell)) #define B_CP_DB(cpr, raw_cons, ring_mask) \ rte_write32((DB_CP_FLAGS | \ @@ -80,8 +80,11 @@ struct bnxt_db_info { uint32_t db_key32; }; bool db_64; + uint32_t db_ring_mask; }; +#define DB_RING_IDX(db, idx) ((idx) & (db)->db_ring_mask) + struct bnxt_ring; struct bnxt_cp_ring_info { uint32_t cp_raw_cons; @@ -95,7 +98,6 @@ struct bnxt_cp_ring_info { uint32_t hw_stats_ctx_id; struct bnxt_ring *cp_ring_struct; - uint16_t cp_cons; bool valid; }; diff --git a/drivers/net/bnxt/bnxt_hwrm.c b/drivers/net/bnxt/bnxt_hwrm.c index a3eb133c0..73647fba8 100644 --- a/drivers/net/bnxt/bnxt_hwrm.c +++ b/drivers/net/bnxt/bnxt_hwrm.c @@ -2601,8 +2601,8 @@ bnxt_free_all_hwrm_rings(struct bnxt *bp) memset(txr->tx_buf_ring, 0, txr->tx_ring_struct->ring_size * sizeof(*txr->tx_buf_ring)); - txr->tx_prod = 0; - txr->tx_cons = 0; + txr->tx_raw_prod = 0; + txr->tx_raw_cons = 0; } if (cpr->cp_ring_struct->fw_ring_id != INVALID_HW_RING_ID) { bnxt_free_cp_ring(bp, cpr); diff --git a/drivers/net/bnxt/bnxt_reps.c b/drivers/net/bnxt/bnxt_reps.c index 12d677d32..f7bbf77d3 100644 --- a/drivers/net/bnxt/bnxt_reps.c +++ b/drivers/net/bnxt/bnxt_reps.c @@ -55,12 +55,12 @@ bnxt_vfr_recv(uint16_t port_id, uint16_t queue_id, struct rte_mbuf *mbuf) mask = rep_rxr->rx_ring_struct->ring_mask; /* Put this mbuf on the RxQ of the Representor */ - prod_rx_buf = &rep_rxr->rx_buf_ring[rep_rxr->rx_prod & mask]; + prod_rx_buf = &rep_rxr->rx_buf_ring[rep_rxr->rx_raw_prod & mask]; if (*prod_rx_buf == NULL) { *prod_rx_buf = mbuf; vfr_bp->rx_bytes[que] += mbuf->pkt_len; vfr_bp->rx_pkts[que]++; - rep_rxr->rx_prod++; + rep_rxr->rx_raw_prod++; } else { /* Representor Rx ring full, drop pkt */ vfr_bp->rx_drop_bytes[que] += mbuf->pkt_len; diff --git a/drivers/net/bnxt/bnxt_ring.c b/drivers/net/bnxt/bnxt_ring.c index f83bcaba2..adddf9bc4 100644 --- a/drivers/net/bnxt/bnxt_ring.c +++ b/drivers/net/bnxt/bnxt_ring.c @@ -342,7 +342,8 @@ static void bnxt_set_db(struct bnxt *bp, struct bnxt_db_info *db, uint32_t ring_type, uint32_t map_idx, - uint32_t fid) + uint32_t fid, + uint32_t ring_mask) { if (BNXT_CHIP_P5(bp)) { if (BNXT_PF(bp)) @@ -381,6 +382,7 @@ static void bnxt_set_db(struct bnxt *bp, } db->db_64 = false; } + db->db_ring_mask = ring_mask; } static int bnxt_alloc_cmpl_ring(struct bnxt *bp, int queue_index, @@ -409,9 +411,9 @@ static int bnxt_alloc_cmpl_ring(struct bnxt *bp, int queue_index, if (rc) return rc; - cpr->cp_cons = 0; + cpr->cp_raw_cons = 0; bnxt_set_db(bp, &cpr->cp_db, ring_type, cp_ring_index, - cp_ring->fw_ring_id); + cp_ring->fw_ring_id, cp_ring->ring_mask); bnxt_db_cq(cpr); return 0; @@ -472,7 +474,7 @@ int bnxt_alloc_rxtx_nq_ring(struct bnxt *bp) } bnxt_set_db(bp, &nqr->cp_db, ring_type, ring_index, - ring->fw_ring_id); + ring->fw_ring_id, ring->ring_mask); bnxt_db_nq(nqr); bp->rxtx_nq_ring = nqr; @@ -515,11 +517,12 @@ static int bnxt_alloc_rx_ring(struct bnxt *bp, int queue_index) if (rc) return rc; - rxr->rx_prod = 0; + rxr->rx_raw_prod = 0; if (BNXT_HAS_RING_GRPS(bp)) bp->grp_info[queue_index].rx_fw_ring_id = ring->fw_ring_id; - bnxt_set_db(bp, &rxr->rx_db, ring_type, queue_index, ring->fw_ring_id); - bnxt_db_write(&rxr->rx_db, rxr->rx_prod); + bnxt_set_db(bp, &rxr->rx_db, ring_type, queue_index, ring->fw_ring_id, + ring->ring_mask); + bnxt_db_write(&rxr->rx_db, rxr->rx_raw_prod); return 0; } @@ -551,11 +554,12 @@ static int bnxt_alloc_rx_agg_ring(struct bnxt *bp, int queue_index) if (rc) return rc; - rxr->ag_prod = 0; + rxr->ag_raw_prod = 0; if (BNXT_HAS_RING_GRPS(bp)) bp->grp_info[queue_index].ag_fw_ring_id = ring->fw_ring_id; - bnxt_set_db(bp, &rxr->ag_db, ring_type, map_idx, ring->fw_ring_id); - bnxt_db_write(&rxr->ag_db, rxr->ag_prod); + bnxt_set_db(bp, &rxr->ag_db, ring_type, map_idx, ring->fw_ring_id, + ring->ring_mask); + bnxt_db_write(&rxr->ag_db, rxr->ag_raw_prod); return 0; } @@ -604,8 +608,8 @@ int bnxt_alloc_hwrm_rx_ring(struct bnxt *bp, int queue_index) rc = -ENOMEM; goto err_out; } - bnxt_db_write(&rxr->rx_db, rxr->rx_prod); - bnxt_db_write(&rxr->ag_db, rxr->ag_prod); + bnxt_db_write(&rxr->rx_db, rxr->rx_raw_prod); + bnxt_db_write(&rxr->ag_db, rxr->ag_raw_prod); } rxq->index = queue_index; #if defined(RTE_ARCH_X86) || defined(RTE_ARCH_ARM64) @@ -710,8 +714,8 @@ int bnxt_alloc_hwrm_rings(struct bnxt *bp) bnxt_rx_queue_release_op(rxq); return -ENOMEM; } - bnxt_db_write(&rxr->rx_db, rxr->rx_prod); - bnxt_db_write(&rxr->ag_db, rxr->ag_prod); + bnxt_db_write(&rxr->rx_db, rxr->rx_raw_prod); + bnxt_db_write(&rxr->ag_db, rxr->ag_raw_prod); rxq->index = i; #if defined(RTE_ARCH_X86) || defined(RTE_ARCH_ARM64) bnxt_rxq_vec_setup(rxq); @@ -744,7 +748,8 @@ int bnxt_alloc_hwrm_rings(struct bnxt *bp) if (rc) goto err_out; - bnxt_set_db(bp, &txr->tx_db, ring_type, i, ring->fw_ring_id); + bnxt_set_db(bp, &txr->tx_db, ring_type, i, ring->fw_ring_id, + ring->ring_mask); txq->index = idx; bnxt_hwrm_set_ring_coal(bp, &coal, cp_ring->fw_ring_id); } @@ -777,10 +782,10 @@ int bnxt_alloc_async_cp_ring(struct bnxt *bp) if (rc) return rc; - cpr->cp_cons = 0; + cpr->cp_raw_cons = 0; cpr->valid = 0; bnxt_set_db(bp, &cpr->cp_db, ring_type, 0, - cp_ring->fw_ring_id); + cp_ring->fw_ring_id, cp_ring->ring_mask); if (BNXT_HAS_NQ(bp)) bnxt_db_nq(cpr); diff --git a/drivers/net/bnxt/bnxt_ring.h b/drivers/net/bnxt/bnxt_ring.h index 0a4685d16..49ae5c3c6 100644 --- a/drivers/net/bnxt/bnxt_ring.h +++ b/drivers/net/bnxt/bnxt_ring.h @@ -10,8 +10,9 @@ #include -#define RING_ADV(ring, idx, n) (((idx) + (n)) & (ring)->ring_mask) -#define RING_NEXT(ring, idx) RING_ADV(ring, idx, 1) +#define RING_ADV(idx, n) ((idx) + (n)) +#define RING_NEXT(idx) RING_ADV(idx, 1) +#define RING_IDX(ring, idx) ((idx) & (ring)->ring_mask) #define DB_IDX_MASK 0xffffff #define DB_IDX_VALID (0x1 << 26) @@ -82,38 +83,51 @@ void bnxt_free_rxtx_nq_ring(struct bnxt *bp); static inline void bnxt_db_write(struct bnxt_db_info *db, uint32_t idx) { - if (db->db_64) - rte_write64(db->db_key64 | idx, db->doorbell); - else - rte_write32(db->db_key32 | idx, db->doorbell); + uint32_t db_idx = DB_RING_IDX(db, idx); + void *doorbell = db->doorbell; + + if (db->db_64) { + uint64_t key_idx = db->db_key64 | db_idx; + + rte_write64(key_idx, doorbell); + } else { + uint32_t key_idx = db->db_key32 | db_idx; + + rte_write32(key_idx, doorbell); + } } /* Ring an NQ doorbell and disable interrupts for the ring. */ static inline void bnxt_db_nq(struct bnxt_cp_ring_info *cpr) { + uint32_t db_idx = DB_RING_IDX(&cpr->cp_db, cpr->cp_raw_cons); + uint64_t key_idx = cpr->cp_db.db_key64 | DBR_TYPE_NQ | db_idx; + void *doorbell = cpr->cp_db.doorbell; + + if (unlikely(!cpr->cp_db.db_64)) return; - rte_write64(cpr->cp_db.db_key64 | DBR_TYPE_NQ | - RING_CMP(cpr->cp_ring_struct, cpr->cp_raw_cons), - cpr->cp_db.doorbell); + rte_write64(key_idx, doorbell); } /* Ring an NQ doorbell and enable interrupts for the ring. */ static inline void bnxt_db_nq_arm(struct bnxt_cp_ring_info *cpr) { + uint32_t db_idx = DB_RING_IDX(&cpr->cp_db, cpr->cp_raw_cons); + uint64_t key_idx = cpr->cp_db.db_key64 | DBR_TYPE_NQ_ARM | db_idx; + void *doorbell = cpr->cp_db.doorbell; + if (unlikely(!cpr->cp_db.db_64)) return; - rte_write64(cpr->cp_db.db_key64 | DBR_TYPE_NQ_ARM | - RING_CMP(cpr->cp_ring_struct, cpr->cp_raw_cons), - cpr->cp_db.doorbell); + rte_write64(key_idx, doorbell); } static inline void bnxt_db_cq(struct bnxt_cp_ring_info *cpr) { struct bnxt_db_info *db = &cpr->cp_db; - uint32_t idx = RING_CMP(cpr->cp_ring_struct, cpr->cp_raw_cons); + uint32_t idx = DB_RING_IDX(&cpr->cp_db, cpr->cp_raw_cons); if (db->db_64) { uint64_t key_idx = db->db_key64 | idx; diff --git a/drivers/net/bnxt/bnxt_rxr.c b/drivers/net/bnxt/bnxt_rxr.c index e9c4fffed..445e6150d 100644 --- a/drivers/net/bnxt/bnxt_rxr.c +++ b/drivers/net/bnxt/bnxt_rxr.c @@ -39,12 +39,15 @@ static inline struct rte_mbuf *__bnxt_alloc_rx_data(struct rte_mempool *mb) static inline int bnxt_alloc_rx_data(struct bnxt_rx_queue *rxq, struct bnxt_rx_ring_info *rxr, - uint16_t prod) + uint16_t raw_prod) { - struct rx_prod_pkt_bd *rxbd = &rxr->rx_desc_ring[prod]; - struct rte_mbuf **rx_buf = &rxr->rx_buf_ring[prod]; + uint16_t prod = RING_IDX(rxr->rx_ring_struct, raw_prod); + struct rx_prod_pkt_bd *rxbd; + struct rte_mbuf **rx_buf; struct rte_mbuf *mbuf; + rxbd = &rxr->rx_desc_ring[prod]; + rx_buf = &rxr->rx_buf_ring[prod]; mbuf = __bnxt_alloc_rx_data(rxq->mb_pool); if (!mbuf) { rte_atomic64_inc(&rxq->rx_mbuf_alloc_fail); @@ -61,12 +64,15 @@ static inline int bnxt_alloc_rx_data(struct bnxt_rx_queue *rxq, static inline int bnxt_alloc_ag_data(struct bnxt_rx_queue *rxq, struct bnxt_rx_ring_info *rxr, - uint16_t prod) + uint16_t raw_prod) { - struct rx_prod_pkt_bd *rxbd = &rxr->ag_desc_ring[prod]; - struct rte_mbuf **rx_buf = &rxr->ag_buf_ring[prod]; + uint16_t prod = RING_IDX(rxr->ag_ring_struct, raw_prod); + struct rx_prod_pkt_bd *rxbd; + struct rte_mbuf **rx_buf; struct rte_mbuf *mbuf; + rxbd = &rxr->ag_desc_ring[prod]; + rx_buf = &rxr->ag_buf_ring[prod]; if (rxbd == NULL) { PMD_DRV_LOG(ERR, "Jumbo Frame. rxbd is NULL\n"); return -EINVAL; @@ -94,10 +100,11 @@ static inline int bnxt_alloc_ag_data(struct bnxt_rx_queue *rxq, static inline void bnxt_reuse_rx_mbuf(struct bnxt_rx_ring_info *rxr, struct rte_mbuf *mbuf) { - uint16_t prod = RING_NEXT(rxr->rx_ring_struct, rxr->rx_prod); + uint16_t prod, raw_prod = RING_NEXT(rxr->rx_raw_prod); struct rte_mbuf **prod_rx_buf; struct rx_prod_pkt_bd *prod_bd; + prod = RING_IDX(rxr->rx_ring_struct, raw_prod); prod_rx_buf = &rxr->rx_buf_ring[prod]; RTE_ASSERT(*prod_rx_buf == NULL); @@ -109,7 +116,7 @@ static inline void bnxt_reuse_rx_mbuf(struct bnxt_rx_ring_info *rxr, prod_bd->address = rte_cpu_to_le_64(rte_mbuf_data_iova_default(mbuf)); - rxr->rx_prod = prod; + rxr->rx_raw_prod = raw_prod; } static inline @@ -119,7 +126,7 @@ struct rte_mbuf *bnxt_consume_rx_buf(struct bnxt_rx_ring_info *rxr, struct rte_mbuf **cons_rx_buf; struct rte_mbuf *mbuf; - cons_rx_buf = &rxr->rx_buf_ring[cons]; + cons_rx_buf = &rxr->rx_buf_ring[RING_IDX(rxr->rx_ring_struct, cons)]; RTE_ASSERT(*cons_rx_buf != NULL); mbuf = *cons_rx_buf; *cons_rx_buf = NULL; @@ -175,7 +182,7 @@ static void bnxt_tpa_start(struct bnxt_rx_queue *rxq, mbuf->ol_flags |= PKT_RX_L4_CKSUM_GOOD; /* recycle next mbuf */ - data_cons = RING_NEXT(rxr->rx_ring_struct, data_cons); + data_cons = RING_NEXT(data_cons); bnxt_reuse_rx_mbuf(rxr, bnxt_consume_rx_buf(rxr, data_cons)); } @@ -198,18 +205,20 @@ static int bnxt_agg_bufs_valid(struct bnxt_cp_ring_info *cpr, 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); + uint16_t raw_next = RING_NEXT(rxr->ag_raw_prod); + uint16_t bmap_next = RING_IDX(rxr->ag_ring_struct, raw_next); /* TODO batch allocation for better performance */ - while (rte_bitmap_get(rxr->ag_bitmap, next)) { - if (unlikely(bnxt_alloc_ag_data(rxq, rxr, next))) { - PMD_DRV_LOG(ERR, - "agg mbuf alloc failed: prod=0x%x\n", next); + while (rte_bitmap_get(rxr->ag_bitmap, bmap_next)) { + if (unlikely(bnxt_alloc_ag_data(rxq, rxr, raw_next))) { + PMD_DRV_LOG(ERR, "agg mbuf alloc failed: prod=0x%x\n", + raw_next); break; } - rte_bitmap_clear(rxr->ag_bitmap, next); - rxr->ag_prod = next; - next = RING_NEXT(rxr->ag_ring_struct, next); + rte_bitmap_clear(rxr->ag_bitmap, bmap_next); + rxr->ag_raw_prod = raw_next; + raw_next = RING_NEXT(raw_next); + bmap_next = RING_IDX(rxr->ag_ring_struct, raw_next); } return 0; @@ -666,7 +675,7 @@ static int bnxt_rx_pkt(struct rte_mbuf **rx_pkt, struct rx_pkt_cmpl *rxcmp; struct rx_pkt_cmpl_hi *rxcmp1; uint32_t tmp_raw_cons = *raw_cons; - uint16_t cons, prod, cp_cons = + uint16_t cons, raw_prod, cp_cons = RING_CMP(cpr->cp_ring_struct, tmp_raw_cons); struct rte_mbuf *mbuf; int rc = 0; @@ -726,7 +735,7 @@ static int bnxt_rx_pkt(struct rte_mbuf **rx_pkt, if (agg_buf && !bnxt_agg_bufs_valid(cpr, agg_buf, tmp_raw_cons)) return -EBUSY; - prod = rxr->rx_prod; + raw_prod = rxr->rx_raw_prod; cons = rxcmp->opaque; mbuf = bnxt_consume_rx_buf(rxr, cons); @@ -786,13 +795,14 @@ static int 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)) { - PMD_DRV_LOG(ERR, "mbuf alloc failed with prod=0x%x\n", prod); + raw_prod = RING_NEXT(raw_prod); + if (bnxt_alloc_rx_data(rxq, rxr, raw_prod)) { + PMD_DRV_LOG(ERR, "mbuf alloc failed with prod=0x%x\n", + raw_prod); rc = -ENOMEM; goto rx; } - rxr->rx_prod = prod; + rxr->rx_raw_prod = raw_prod; if (BNXT_TRUFLOW_EN(bp) && (BNXT_VF_IS_TRUSTED(bp) || BNXT_PF(bp)) && vfr_flag) { @@ -826,13 +836,13 @@ uint16_t bnxt_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, struct bnxt_rx_queue *rxq = rx_queue; struct bnxt_cp_ring_info *cpr = rxq->cp_ring; struct bnxt_rx_ring_info *rxr = rxq->rx_ring; + uint16_t rx_raw_prod = rxr->rx_raw_prod; + uint16_t ag_raw_prod = rxr->ag_raw_prod; uint32_t raw_cons = cpr->cp_raw_cons; uint32_t cons; int nb_rx_pkts = 0; int nb_rep_rx_pkts = 0; struct rx_pkt_cmpl *rxcmp; - uint16_t prod = rxr->rx_prod; - uint16_t ag_prod = rxr->ag_prod; int rc = 0; bool evt = false; @@ -850,8 +860,8 @@ uint16_t bnxt_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, */ while (unlikely(rxq->rxrearm_nb)) { if (!bnxt_alloc_rx_data(rxq, rxr, rxq->rxrearm_start)) { - rxr->rx_prod = rxq->rxrearm_start; - bnxt_db_write(&rxr->rx_db, rxr->rx_prod); + rxr->rx_raw_prod = rxq->rxrearm_start; + bnxt_db_write(&rxr->rx_db, rxr->rx_raw_prod); rxq->rxrearm_start++; rxq->rxrearm_nb--; } else { @@ -895,7 +905,7 @@ uint16_t bnxt_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, break; /* Post some Rx buf early in case of larger burst processing */ if (nb_rx_pkts == BNXT_RX_POST_THRESH) - bnxt_db_write(&rxr->rx_db, rxr->rx_prod); + bnxt_db_write(&rxr->rx_db, rxr->rx_raw_prod); } cpr->cp_raw_cons = raw_cons; @@ -907,23 +917,27 @@ uint16_t bnxt_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, goto done; } - if (prod != rxr->rx_prod) - bnxt_db_write(&rxr->rx_db, rxr->rx_prod); + rte_compiler_barrier(); + if (rx_raw_prod != rxr->rx_raw_prod) + bnxt_db_write(&rxr->rx_db, rxr->rx_raw_prod); + rte_compiler_barrier(); /* Ring the AGG ring DB */ - if (ag_prod != rxr->ag_prod) - bnxt_db_write(&rxr->ag_db, rxr->ag_prod); + if (ag_raw_prod != rxr->ag_raw_prod) + bnxt_db_write(&rxr->ag_db, rxr->ag_raw_prod); bnxt_db_cq(cpr); /* Attempt to alloc Rx buf in case of a previous allocation failure. */ if (rc == -ENOMEM) { - int i = RING_NEXT(rxr->rx_ring_struct, prod); + int i = RING_NEXT(rx_raw_prod); int cnt = nb_rx_pkts; - for (; cnt; - i = RING_NEXT(rxr->rx_ring_struct, i), cnt--) { - struct rte_mbuf **rx_buf = &rxr->rx_buf_ring[i]; + for (; nb_rx_pkts; i = RING_NEXT(i), cnt--) { + struct rte_mbuf **rx_buf; + uint16_t rx_raw_prod = RING_IDX(rxr->rx_ring_struct, i); + + rx_buf = &rxr->rx_buf_ring[rx_raw_prod]; /* Buffer already allocated for this index. */ if (*rx_buf != NULL && *rx_buf != &rxq->fake_mbuf) @@ -931,8 +945,8 @@ uint16_t bnxt_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, /* This slot is empty. Alloc buffer for Rx */ if (!bnxt_alloc_rx_data(rxq, rxr, i)) { - rxr->rx_prod = i; - bnxt_db_write(&rxr->rx_db, rxr->rx_prod); + rxr->rx_raw_prod = i; + bnxt_db_write(&rxr->rx_db, rxr->rx_raw_prod); } else { PMD_DRV_LOG(ERR, "Alloc mbuf failed\n"); break; @@ -1100,7 +1114,7 @@ int bnxt_init_one_rx_ring(struct bnxt_rx_queue *rxq) { struct bnxt_rx_ring_info *rxr; struct bnxt_ring *ring; - uint32_t prod, type; + uint32_t raw_prod, type; unsigned int i; uint16_t size; @@ -1119,18 +1133,18 @@ int bnxt_init_one_rx_ring(struct bnxt_rx_queue *rxq) ring = rxr->rx_ring_struct; bnxt_init_rxbds(ring, type, size); - prod = rxr->rx_prod; + raw_prod = rxr->rx_raw_prod; for (i = 0; i < ring->ring_size; i++) { if (unlikely(!rxr->rx_buf_ring[i])) { - if (bnxt_alloc_rx_data(rxq, rxr, prod) != 0) { + if (bnxt_alloc_rx_data(rxq, rxr, raw_prod) != 0) { PMD_DRV_LOG(WARNING, "init'ed rx ring %d with %d/%d mbufs only\n", rxq->queue_id, i, ring->ring_size); break; } } - rxr->rx_prod = prod; - prod = RING_NEXT(rxr->rx_ring_struct, prod); + rxr->rx_raw_prod = raw_prod; + raw_prod = RING_NEXT(raw_prod); } /* Initialize dummy mbuf pointers for vector mode rx. */ @@ -1142,19 +1156,19 @@ int bnxt_init_one_rx_ring(struct bnxt_rx_queue *rxq) ring = rxr->ag_ring_struct; type = RX_PROD_AGG_BD_TYPE_RX_PROD_AGG; bnxt_init_rxbds(ring, type, size); - prod = rxr->ag_prod; + raw_prod = rxr->ag_raw_prod; for (i = 0; i < ring->ring_size; i++) { if (unlikely(!rxr->ag_buf_ring[i])) { - if (bnxt_alloc_ag_data(rxq, rxr, prod) != 0) { + if (bnxt_alloc_ag_data(rxq, rxr, raw_prod) != 0) { PMD_DRV_LOG(WARNING, "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); + rxr->ag_raw_prod = raw_prod; + raw_prod = RING_NEXT(raw_prod); } PMD_DRV_LOG(DEBUG, "AGG Done!\n"); diff --git a/drivers/net/bnxt/bnxt_rxr.h b/drivers/net/bnxt/bnxt_rxr.h index 2a53cf87b..af6ff0972 100644 --- a/drivers/net/bnxt/bnxt_rxr.h +++ b/drivers/net/bnxt/bnxt_rxr.h @@ -50,8 +50,8 @@ struct bnxt_tpa_info { }; struct bnxt_rx_ring_info { - uint16_t rx_prod; - uint16_t ag_prod; + uint16_t rx_raw_prod; + uint16_t ag_raw_prod; uint16_t rx_cons; /* Needed for representor */ struct bnxt_db_info rx_db; struct bnxt_db_info ag_db; diff --git a/drivers/net/bnxt/bnxt_rxtx_vec_common.h b/drivers/net/bnxt/bnxt_rxtx_vec_common.h index d540e9eee..8a7772a7e 100644 --- a/drivers/net/bnxt/bnxt_rxtx_vec_common.h +++ b/drivers/net/bnxt/bnxt_rxtx_vec_common.h @@ -103,23 +103,23 @@ static inline void bnxt_tx_cmp_vec_fast(struct bnxt_tx_queue *txq, int nr_pkts) { struct bnxt_tx_ring_info *txr = txq->tx_ring; - uint32_t ring_mask = txr->tx_ring_struct->ring_mask; struct rte_mbuf **free = txq->free; - uint16_t cons = txr->tx_cons; + uint16_t cons, raw_cons = txr->tx_raw_cons; unsigned int blk = 0; + uint32_t ring_mask = txr->tx_ring_struct->ring_mask; while (nr_pkts--) { struct bnxt_sw_tx_bd *tx_buf; + cons = raw_cons++ & ring_mask; tx_buf = &txr->tx_buf_ring[cons]; - cons = (cons + 1) & ring_mask; free[blk++] = tx_buf->mbuf; tx_buf->mbuf = NULL; } if (blk) rte_mempool_put_bulk(free[0]->pool, (void **)free, blk); - txr->tx_cons = cons; + txr->tx_raw_cons = raw_cons; } static inline void @@ -127,7 +127,7 @@ bnxt_tx_cmp_vec(struct bnxt_tx_queue *txq, int nr_pkts) { struct bnxt_tx_ring_info *txr = txq->tx_ring; struct rte_mbuf **free = txq->free; - uint16_t cons = txr->tx_cons; + uint16_t cons, raw_cons = txr->tx_raw_cons; unsigned int blk = 0; uint32_t ring_mask = txr->tx_ring_struct->ring_mask; @@ -135,8 +135,8 @@ bnxt_tx_cmp_vec(struct bnxt_tx_queue *txq, int nr_pkts) struct bnxt_sw_tx_bd *tx_buf; struct rte_mbuf *mbuf; + cons = raw_cons++ & ring_mask; tx_buf = &txr->tx_buf_ring[cons]; - cons = (cons + 1) & ring_mask; mbuf = rte_pktmbuf_prefree_seg(tx_buf->mbuf); if (unlikely(mbuf == NULL)) continue; @@ -151,6 +151,6 @@ bnxt_tx_cmp_vec(struct bnxt_tx_queue *txq, int nr_pkts) if (blk) rte_mempool_put_bulk(free[0]->pool, (void **)free, blk); - txr->tx_cons = cons; + txr->tx_raw_cons = raw_cons; } #endif /* _BNXT_RXTX_VEC_COMMON_H_ */ diff --git a/drivers/net/bnxt/bnxt_rxtx_vec_neon.c b/drivers/net/bnxt/bnxt_rxtx_vec_neon.c index de1d96570..81f9a7da2 100644 --- a/drivers/net/bnxt/bnxt_rxtx_vec_neon.c +++ b/drivers/net/bnxt/bnxt_rxtx_vec_neon.c @@ -295,8 +295,7 @@ bnxt_recv_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts, out: if (nb_rx_pkts) { - rxr->rx_prod = - RING_ADV(rxr->rx_ring_struct, rxr->rx_prod, nb_rx_pkts); + rxr->rx_raw_prod = RING_ADV(rxr->rx_raw_prod, nb_rx_pkts); rxq->rxrearm_nb += nb_rx_pkts; cpr->cp_raw_cons += 2 * nb_rx_pkts; @@ -353,7 +352,7 @@ bnxt_xmit_fixed_burst_vec(void *tx_queue, struct rte_mbuf **tx_pkts, { struct bnxt_tx_queue *txq = tx_queue; struct bnxt_tx_ring_info *txr = txq->tx_ring; - uint16_t prod = txr->tx_prod; + uint16_t tx_prod, tx_raw_prod = txr->tx_raw_prod; struct rte_mbuf *tx_mbuf; struct tx_bd_long *txbd = NULL; struct bnxt_sw_tx_bd *tx_buf; @@ -370,16 +369,17 @@ bnxt_xmit_fixed_burst_vec(void *tx_queue, struct rte_mbuf **tx_pkts, tx_mbuf = *tx_pkts++; rte_prefetch0(tx_mbuf); - tx_buf = &txr->tx_buf_ring[prod]; + tx_prod = RING_IDX(txr->tx_ring_struct, tx_raw_prod); + tx_buf = &txr->tx_buf_ring[tx_prod]; tx_buf->mbuf = tx_mbuf; tx_buf->nr_bds = 1; - txbd = &txr->tx_desc_ring[prod]; + txbd = &txr->tx_desc_ring[tx_prod]; txbd->address = tx_mbuf->buf_iova + tx_mbuf->data_off; txbd->len = tx_mbuf->data_len; txbd->flags_type = bnxt_xmit_flags_len(tx_mbuf->data_len, TX_BD_FLAGS_NOCMPL); - prod = RING_NEXT(txr->tx_ring_struct, prod); + tx_raw_prod = RING_NEXT(tx_raw_prod); to_send--; } @@ -390,9 +390,9 @@ bnxt_xmit_fixed_burst_vec(void *tx_queue, struct rte_mbuf **tx_pkts, } rte_compiler_barrier(); - bnxt_db_write(&txr->tx_db, prod); + bnxt_db_write(&txr->tx_db, tx_raw_prod); - txr->tx_prod = prod; + txr->tx_raw_prod = tx_raw_prod; return nb_pkts; } diff --git a/drivers/net/bnxt/bnxt_rxtx_vec_sse.c b/drivers/net/bnxt/bnxt_rxtx_vec_sse.c index e12bf8bb7..ce92629ab 100644 --- a/drivers/net/bnxt/bnxt_rxtx_vec_sse.c +++ b/drivers/net/bnxt/bnxt_rxtx_vec_sse.c @@ -277,8 +277,7 @@ bnxt_recv_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts, out: if (nb_rx_pkts) { - rxr->rx_prod = - RING_ADV(rxr->rx_ring_struct, rxr->rx_prod, nb_rx_pkts); + rxr->rx_raw_prod = RING_ADV(rxr->rx_raw_prod, nb_rx_pkts); rxq->rxrearm_nb += nb_rx_pkts; cpr->cp_raw_cons += 2 * nb_rx_pkts; @@ -351,11 +350,12 @@ bnxt_xmit_fixed_burst_vec(struct bnxt_tx_queue *txq, struct rte_mbuf **tx_pkts, uint16_t nb_pkts) { struct bnxt_tx_ring_info *txr = txq->tx_ring; - uint16_t tx_prod = txr->tx_prod; + uint16_t tx_prod, tx_raw_prod = txr->tx_raw_prod; struct tx_bd_long *txbd; struct bnxt_sw_tx_bd *tx_buf; uint16_t to_send; + tx_prod = RING_IDX(txr->tx_ring_struct, tx_raw_prod); txbd = &txr->tx_desc_ring[tx_prod]; tx_buf = &txr->tx_buf_ring[tx_prod]; @@ -395,10 +395,10 @@ bnxt_xmit_fixed_burst_vec(struct bnxt_tx_queue *txq, struct rte_mbuf **tx_pkts, txbd[-1].opaque = nb_pkts; txbd[-1].flags_type &= ~TX_BD_LONG_FLAGS_NO_CMPL; - tx_prod = RING_ADV(txr->tx_ring_struct, tx_prod, nb_pkts); - bnxt_db_write(&txr->tx_db, tx_prod); + tx_raw_prod += nb_pkts; + bnxt_db_write(&txr->tx_db, tx_raw_prod); - txr->tx_prod = tx_prod; + txr->tx_raw_prod = tx_raw_prod; return nb_pkts; } @@ -435,8 +435,8 @@ bnxt_xmit_pkts_vec(void *tx_queue, struct rte_mbuf **tx_pkts, * Ensure that a ring wrap does not occur within a call to * bnxt_xmit_fixed_burst_vec(). */ - num = RTE_MIN(num, - ring_size - (txr->tx_prod & (ring_size - 1))); + num = RTE_MIN(num, ring_size - + (txr->tx_raw_prod & (ring_size - 1))); ret = bnxt_xmit_fixed_burst_vec(txq, &tx_pkts[nb_sent], num); nb_sent += ret; nb_pkts -= ret; diff --git a/drivers/net/bnxt/bnxt_txr.c b/drivers/net/bnxt/bnxt_txr.c index fb358d6f1..9cf0126d2 100644 --- a/drivers/net/bnxt/bnxt_txr.c +++ b/drivers/net/bnxt/bnxt_txr.c @@ -110,12 +110,14 @@ static uint16_t bnxt_start_xmit(struct rte_mbuf *tx_pkt, struct tx_bd_long **last_txbd) { struct bnxt_tx_ring_info *txr = txq->tx_ring; + struct bnxt_ring *ring = txr->tx_ring_struct; uint32_t outer_tpid_bd = 0; struct tx_bd_long *txbd; struct tx_bd_long_hi *txbd1 = NULL; uint32_t vlan_tag_flags; bool long_bd = false; unsigned short nr_bds = 0; + uint16_t prod; struct rte_mbuf *m_seg; struct bnxt_sw_tx_bd *tx_buf; static const uint32_t lhint_arr[4] = { @@ -168,11 +170,12 @@ static uint16_t bnxt_start_xmit(struct rte_mbuf *tx_pkt, /* Check non zero data_len */ RTE_VERIFY(tx_pkt->data_len); - tx_buf = &txr->tx_buf_ring[txr->tx_prod]; + prod = RING_IDX(ring, txr->tx_raw_prod); + tx_buf = &txr->tx_buf_ring[prod]; tx_buf->mbuf = tx_pkt; tx_buf->nr_bds = nr_bds; - txbd = &txr->tx_desc_ring[txr->tx_prod]; + txbd = &txr->tx_desc_ring[prod]; txbd->opaque = *coal_pkts; txbd->flags_type = nr_bds << TX_BD_LONG_FLAGS_BD_CNT_SFT; txbd->flags_type |= TX_BD_SHORT_FLAGS_COAL_NOW; @@ -210,10 +213,10 @@ static uint16_t bnxt_start_xmit(struct rte_mbuf *tx_pkt, TX_BD_LONG_CFA_META_VLAN_TPID_TPID8100; } - txr->tx_prod = RING_NEXT(txr->tx_ring_struct, txr->tx_prod); + txr->tx_raw_prod = RING_NEXT(txr->tx_raw_prod); - txbd1 = (struct tx_bd_long_hi *) - &txr->tx_desc_ring[txr->tx_prod]; + prod = RING_IDX(ring, txr->tx_raw_prod); + txbd1 = (struct tx_bd_long_hi *)&txr->tx_desc_ring[prod]; txbd1->lflags = 0; txbd1->cfa_meta = vlan_tag_flags; /* Legacy tx_bd_long_hi->mss = @@ -318,11 +321,13 @@ static uint16_t bnxt_start_xmit(struct rte_mbuf *tx_pkt, while (m_seg) { /* Check non zero data_len */ RTE_VERIFY(m_seg->data_len); - txr->tx_prod = RING_NEXT(txr->tx_ring_struct, txr->tx_prod); - tx_buf = &txr->tx_buf_ring[txr->tx_prod]; + txr->tx_raw_prod = RING_NEXT(txr->tx_raw_prod); + + prod = RING_IDX(ring, txr->tx_raw_prod); + tx_buf = &txr->tx_buf_ring[prod]; tx_buf->mbuf = m_seg; - txbd = &txr->tx_desc_ring[txr->tx_prod]; + txbd = &txr->tx_desc_ring[prod]; txbd->address = rte_cpu_to_le_64(rte_mbuf_data_iova(m_seg)); txbd->flags_type = TX_BD_SHORT_TYPE_TX_BD_SHORT; txbd->len = m_seg->data_len; @@ -332,7 +337,7 @@ static uint16_t bnxt_start_xmit(struct rte_mbuf *tx_pkt, txbd->flags_type |= TX_BD_LONG_FLAGS_PACKET_END; - txr->tx_prod = RING_NEXT(txr->tx_ring_struct, txr->tx_prod); + txr->tx_raw_prod = RING_NEXT(txr->tx_raw_prod); return 0; } @@ -344,8 +349,9 @@ static uint16_t bnxt_start_xmit(struct rte_mbuf *tx_pkt, static void bnxt_tx_cmp_fast(struct bnxt_tx_queue *txq, int nr_pkts) { struct bnxt_tx_ring_info *txr = txq->tx_ring; + struct bnxt_ring *ring = txr->tx_ring_struct; struct rte_mbuf **free = txq->free; - uint16_t cons = txr->tx_cons; + uint16_t raw_cons = txr->tx_raw_cons; unsigned int blk = 0; int i, j; @@ -353,7 +359,7 @@ static void bnxt_tx_cmp_fast(struct bnxt_tx_queue *txq, int nr_pkts) struct bnxt_sw_tx_bd *tx_buf; unsigned short nr_bds; - tx_buf = &txr->tx_buf_ring[cons]; + tx_buf = &txr->tx_buf_ring[RING_IDX(ring, raw_cons)]; nr_bds = tx_buf->nr_bds; for (j = 0; j < nr_bds; j++) { if (tx_buf->mbuf) { @@ -361,35 +367,38 @@ static void bnxt_tx_cmp_fast(struct bnxt_tx_queue *txq, int nr_pkts) free[blk++] = tx_buf->mbuf; tx_buf->mbuf = NULL; } - cons = RING_NEXT(txr->tx_ring_struct, cons); - tx_buf = &txr->tx_buf_ring[cons]; + raw_cons = RING_NEXT(raw_cons); + tx_buf = &txr->tx_buf_ring[RING_IDX(ring, raw_cons)]; } } if (blk) rte_mempool_put_bulk(free[0]->pool, (void *)free, blk); - txr->tx_cons = cons; + txr->tx_raw_cons = raw_cons; } static void bnxt_tx_cmp(struct bnxt_tx_queue *txq, int nr_pkts) { struct bnxt_tx_ring_info *txr = txq->tx_ring; + struct bnxt_ring *ring = txr->tx_ring_struct; struct rte_mempool *pool = NULL; struct rte_mbuf **free = txq->free; - uint16_t cons = txr->tx_cons; + uint16_t raw_cons = txr->tx_raw_cons; unsigned int blk = 0; int i, j; for (i = 0; i < nr_pkts; i++) { struct rte_mbuf *mbuf; - struct bnxt_sw_tx_bd *tx_buf = &txr->tx_buf_ring[cons]; - unsigned short nr_bds = tx_buf->nr_bds; + struct bnxt_sw_tx_bd *tx_buf; + unsigned short nr_bds; + tx_buf = &txr->tx_buf_ring[RING_IDX(ring, raw_cons)]; + nr_bds = tx_buf->nr_bds; for (j = 0; j < nr_bds; j++) { mbuf = tx_buf->mbuf; tx_buf->mbuf = NULL; - cons = RING_NEXT(txr->tx_ring_struct, cons); - tx_buf = &txr->tx_buf_ring[cons]; + raw_cons = RING_NEXT(raw_cons); + tx_buf = &txr->tx_buf_ring[RING_IDX(ring, raw_cons)]; if (!mbuf) /* long_bd's tx_buf ? */ continue; @@ -422,7 +431,7 @@ static void bnxt_tx_cmp(struct bnxt_tx_queue *txq, int nr_pkts) if (blk) rte_mempool_put_bulk(pool, (void *)free, blk); - txr->tx_cons = cons; + txr->tx_raw_cons = raw_cons; } static int bnxt_handle_tx_cp(struct bnxt_tx_queue *txq) @@ -504,7 +513,7 @@ uint16_t bnxt_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, if (likely(nb_tx_pkts)) { /* Request a completion on the last packet */ last_txbd->flags_type &= ~TX_BD_LONG_FLAGS_NO_CMPL; - bnxt_db_write(&txq->tx_ring->tx_db, txq->tx_ring->tx_prod); + bnxt_db_write(&txq->tx_ring->tx_db, txq->tx_ring->tx_raw_prod); } return nb_tx_pkts; diff --git a/drivers/net/bnxt/bnxt_txr.h b/drivers/net/bnxt/bnxt_txr.h index 3dfc8ef9b..447c68b7d 100644 --- a/drivers/net/bnxt/bnxt_txr.h +++ b/drivers/net/bnxt/bnxt_txr.h @@ -12,8 +12,8 @@ #define BNXT_MIN_PKT_SIZE 52 struct bnxt_tx_ring_info { - uint16_t tx_prod; - uint16_t tx_cons; + uint16_t tx_raw_prod; + uint16_t tx_raw_cons; struct bnxt_db_info tx_db; struct tx_bd_long *tx_desc_ring; @@ -31,7 +31,7 @@ struct bnxt_sw_tx_bd { static inline uint32_t bnxt_tx_bds_in_hw(struct bnxt_tx_queue *txq) { - return ((txq->tx_ring->tx_prod - txq->tx_ring->tx_cons) & + return ((txq->tx_ring->tx_raw_prod - txq->tx_ring->tx_raw_cons) & txq->tx_ring->tx_ring_struct->ring_mask); } -- 2.21.1 (Apple Git-122.3)