From f10258e39ec2a08d79585ecaf494198ba49bc6eb Mon Sep 17 00:00:00 2001 From: Ajit Khaparde Date: Thu, 28 Jun 2018 13:15:33 -0700 Subject: [PATCH] net/bnxt: fix HW Tx checksum offload check Add more checks for checksum calculation offload. Also check for tunnel frames and select the proper buffer descriptor size. Fixes: 6eb3cc2294fd ("net/bnxt: add initial Tx code") Cc: stable@dpdk.org Signed-off-by: Xiaoxin Peng Signed-off-by: Ajit Khaparde Reviewed-by: Jason He Reviewed-by: Qingmin Liu --- drivers/net/bnxt/bnxt_txr.c | 51 ++++++++++++++++++++++++++++++++++--- drivers/net/bnxt/bnxt_txr.h | 10 ++++++++ 2 files changed, 58 insertions(+), 3 deletions(-) diff --git a/drivers/net/bnxt/bnxt_txr.c b/drivers/net/bnxt/bnxt_txr.c index 0fdf0fd084..68645b2f77 100644 --- a/drivers/net/bnxt/bnxt_txr.c +++ b/drivers/net/bnxt/bnxt_txr.c @@ -135,7 +135,9 @@ static uint16_t bnxt_start_xmit(struct rte_mbuf *tx_pkt, if (tx_pkt->ol_flags & (PKT_TX_TCP_SEG | PKT_TX_TCP_CKSUM | PKT_TX_UDP_CKSUM | PKT_TX_IP_CKSUM | - PKT_TX_VLAN_PKT | PKT_TX_OUTER_IP_CKSUM)) + PKT_TX_VLAN_PKT | PKT_TX_OUTER_IP_CKSUM | + PKT_TX_TUNNEL_GRE | PKT_TX_TUNNEL_VXLAN | + PKT_TX_TUNNEL_GENEVE)) long_bd = true; tx_buf = &txr->tx_buf_ring[txr->tx_prod]; @@ -203,16 +205,46 @@ static uint16_t bnxt_start_xmit(struct rte_mbuf *tx_pkt, /* Outer IP, Inner IP, Inner TCP/UDP CSO */ txbd1->lflags |= TX_BD_FLG_TIP_IP_TCP_UDP_CHKSUM; txbd1->mss = 0; + } else if ((tx_pkt->ol_flags & PKT_TX_OIP_IIP_TCP_CKSUM) == + PKT_TX_OIP_IIP_TCP_CKSUM) { + /* Outer IP, Inner IP, Inner TCP/UDP CSO */ + txbd1->lflags |= TX_BD_FLG_TIP_IP_TCP_UDP_CHKSUM; + txbd1->mss = 0; + } else if ((tx_pkt->ol_flags & PKT_TX_OIP_IIP_UDP_CKSUM) == + PKT_TX_OIP_IIP_UDP_CKSUM) { + /* Outer IP, Inner IP, Inner TCP/UDP CSO */ + txbd1->lflags |= TX_BD_FLG_TIP_IP_TCP_UDP_CHKSUM; + txbd1->mss = 0; } else if ((tx_pkt->ol_flags & PKT_TX_IIP_TCP_UDP_CKSUM) == PKT_TX_IIP_TCP_UDP_CKSUM) { /* (Inner) IP, (Inner) TCP/UDP CSO */ txbd1->lflags |= TX_BD_FLG_IP_TCP_UDP_CHKSUM; txbd1->mss = 0; + } else if ((tx_pkt->ol_flags & PKT_TX_IIP_UDP_CKSUM) == + PKT_TX_IIP_UDP_CKSUM) { + /* (Inner) IP, (Inner) TCP/UDP CSO */ + txbd1->lflags |= TX_BD_FLG_IP_TCP_UDP_CHKSUM; + txbd1->mss = 0; + } else if ((tx_pkt->ol_flags & PKT_TX_IIP_TCP_CKSUM) == + PKT_TX_IIP_TCP_CKSUM) { + /* (Inner) IP, (Inner) TCP/UDP CSO */ + txbd1->lflags |= TX_BD_FLG_IP_TCP_UDP_CHKSUM; + txbd1->mss = 0; } else if ((tx_pkt->ol_flags & PKT_TX_OIP_TCP_UDP_CKSUM) == PKT_TX_OIP_TCP_UDP_CKSUM) { /* Outer IP, (Inner) TCP/UDP CSO */ txbd1->lflags |= TX_BD_FLG_TIP_TCP_UDP_CHKSUM; txbd1->mss = 0; + } else if ((tx_pkt->ol_flags & PKT_TX_OIP_UDP_CKSUM) == + PKT_TX_OIP_UDP_CKSUM) { + /* Outer IP, (Inner) TCP/UDP CSO */ + txbd1->lflags |= TX_BD_FLG_TIP_TCP_UDP_CHKSUM; + txbd1->mss = 0; + } else if ((tx_pkt->ol_flags & PKT_TX_OIP_TCP_CKSUM) == + PKT_TX_OIP_TCP_CKSUM) { + /* Outer IP, (Inner) TCP/UDP CSO */ + txbd1->lflags |= TX_BD_FLG_TIP_TCP_UDP_CHKSUM; + txbd1->mss = 0; } else if ((tx_pkt->ol_flags & PKT_TX_OIP_IIP_CKSUM) == PKT_TX_OIP_IIP_CKSUM) { /* Outer IP, Inner IP CSO */ @@ -223,11 +255,23 @@ static uint16_t bnxt_start_xmit(struct rte_mbuf *tx_pkt, /* TCP/UDP CSO */ txbd1->lflags |= TX_BD_LONG_LFLAGS_TCP_UDP_CHKSUM; txbd1->mss = 0; - } else if (tx_pkt->ol_flags & PKT_TX_IP_CKSUM) { + } else if ((tx_pkt->ol_flags & PKT_TX_TCP_CKSUM) == + PKT_TX_TCP_CKSUM) { + /* TCP/UDP CSO */ + txbd1->lflags |= TX_BD_LONG_LFLAGS_TCP_UDP_CHKSUM; + txbd1->mss = 0; + } else if ((tx_pkt->ol_flags & PKT_TX_UDP_CKSUM) == + PKT_TX_UDP_CKSUM) { + /* TCP/UDP CSO */ + txbd1->lflags |= TX_BD_LONG_LFLAGS_TCP_UDP_CHKSUM; + txbd1->mss = 0; + } else if ((tx_pkt->ol_flags & PKT_TX_IP_CKSUM) == + PKT_TX_IP_CKSUM) { /* IP CSO */ txbd1->lflags |= TX_BD_LONG_LFLAGS_IP_CHKSUM; txbd1->mss = 0; - } else if (tx_pkt->ol_flags & PKT_TX_OUTER_IP_CKSUM) { + } else if ((tx_pkt->ol_flags & PKT_TX_OUTER_IP_CKSUM) == + PKT_TX_OUTER_IP_CKSUM) { /* IP CSO */ txbd1->lflags |= TX_BD_LONG_LFLAGS_T_IP_CHKSUM; txbd1->mss = 0; @@ -251,6 +295,7 @@ static uint16_t bnxt_start_xmit(struct rte_mbuf *tx_pkt, } txbd->flags_type |= TX_BD_LONG_FLAGS_PACKET_END; + txbd1->lflags = rte_cpu_to_le_32(txbd1->lflags); txr->tx_prod = RING_NEXT(txr->tx_ring_struct, txr->tx_prod); diff --git a/drivers/net/bnxt/bnxt_txr.h b/drivers/net/bnxt/bnxt_txr.h index 15c7e5a096..7f3c7cdb04 100644 --- a/drivers/net/bnxt/bnxt_txr.h +++ b/drivers/net/bnxt/bnxt_txr.h @@ -45,10 +45,20 @@ int bnxt_tx_queue_stop(struct rte_eth_dev *dev, uint16_t tx_queue_id); #define PKT_TX_OIP_IIP_TCP_UDP_CKSUM (PKT_TX_TCP_CKSUM | PKT_TX_UDP_CKSUM | \ PKT_TX_IP_CKSUM | PKT_TX_OUTER_IP_CKSUM) +#define PKT_TX_OIP_IIP_UDP_CKSUM (PKT_TX_UDP_CKSUM | \ + PKT_TX_IP_CKSUM | PKT_TX_OUTER_IP_CKSUM) +#define PKT_TX_OIP_IIP_TCP_CKSUM (PKT_TX_TCP_CKSUM | \ + PKT_TX_IP_CKSUM | PKT_TX_OUTER_IP_CKSUM) #define PKT_TX_IIP_TCP_UDP_CKSUM (PKT_TX_TCP_CKSUM | PKT_TX_UDP_CKSUM | \ PKT_TX_IP_CKSUM) +#define PKT_TX_IIP_TCP_CKSUM (PKT_TX_TCP_CKSUM | PKT_TX_IP_CKSUM) +#define PKT_TX_IIP_UDP_CKSUM (PKT_TX_UDP_CKSUM | PKT_TX_IP_CKSUM) #define PKT_TX_OIP_TCP_UDP_CKSUM (PKT_TX_TCP_CKSUM | PKT_TX_UDP_CKSUM | \ PKT_TX_OUTER_IP_CKSUM) +#define PKT_TX_OIP_UDP_CKSUM (PKT_TX_UDP_CKSUM | \ + PKT_TX_OUTER_IP_CKSUM) +#define PKT_TX_OIP_TCP_CKSUM (PKT_TX_TCP_CKSUM | \ + PKT_TX_OUTER_IP_CKSUM) #define PKT_TX_OIP_IIP_CKSUM (PKT_TX_IP_CKSUM | \ PKT_TX_OUTER_IP_CKSUM) #define PKT_TX_TCP_UDP_CKSUM (PKT_TX_TCP_CKSUM | PKT_TX_UDP_CKSUM) -- 2.20.1