> -----Original Message----- > From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of Wenzhuo Lu > Sent: Thursday, January 14, 2016 1:39 AM > To: dev at dpdk.org > Subject: [dpdk-dev] [PATCH v2 4/6] ixgbe: support VxLAN & NVGRE RX checksum > off-load > > X550 will do VxLAN & NVGRE RX checksum off-load automatically. > This patch exposes the result of the checksum off-load. > > Signed-off-by: Wenzhuo Lu <wenzhuo.lu at intel.com> > --- > drivers/net/ixgbe/ixgbe_rxtx.c | 11 ++++++++++- > lib/librte_mbuf/rte_mbuf.c | 1 + > lib/librte_mbuf/rte_mbuf.h | 1 + > 3 files changed, 12 insertions(+), 1 deletion(-)
Do we need a new DEV_RX_OFFLOAD_ here? > > diff --git a/drivers/net/ixgbe/ixgbe_rxtx.c b/drivers/net/ixgbe/ixgbe_rxtx.c > index 52a263c..512ac3a 100644 > --- a/drivers/net/ixgbe/ixgbe_rxtx.c > +++ b/drivers/net/ixgbe/ixgbe_rxtx.c > @@ -1003,6 +1003,8 @@ rx_desc_status_to_pkt_flags(uint32_t rx_status) > static inline uint64_t > rx_desc_error_to_pkt_flags(uint32_t rx_status) > { > + uint64_t pkt_flags; > + > /* > * Bit 31: IPE, IPv4 checksum error > * Bit 30: L4I, L4I integrity error > @@ -1011,8 +1013,15 @@ rx_desc_error_to_pkt_flags(uint32_t rx_status) > 0, PKT_RX_L4_CKSUM_BAD, PKT_RX_IP_CKSUM_BAD, > PKT_RX_IP_CKSUM_BAD | PKT_RX_L4_CKSUM_BAD > }; > - return error_to_pkt_flags_map[(rx_status >> > + pkt_flags = error_to_pkt_flags_map[(rx_status >> > IXGBE_RXDADV_ERR_CKSUM_BIT) & IXGBE_RXDADV_ERR_CKSUM_MSK]; > + > + if ((rx_status & IXGBE_RXD_STAT_OUTERIPCS) && > + (rx_status & IXGBE_RXDADV_ERR_OUTERIPER)) { > + pkt_flags |= PKT_RX_OUTER_IP_CKSUM_BAD; > + } > + > + return pkt_flags; > } > > /* > diff --git a/lib/librte_mbuf/rte_mbuf.c b/lib/librte_mbuf/rte_mbuf.c > index c18b438..5d4af39 100644 > --- a/lib/librte_mbuf/rte_mbuf.c > +++ b/lib/librte_mbuf/rte_mbuf.c > @@ -260,6 +260,7 @@ const char *rte_get_rx_ol_flag_name(uint64_t mask) > /* case PKT_RX_MAC_ERR: return "PKT_RX_MAC_ERR"; */ > case PKT_RX_IEEE1588_PTP: return "PKT_RX_IEEE1588_PTP"; > case PKT_RX_IEEE1588_TMST: return "PKT_RX_IEEE1588_TMST"; > + case PKT_RX_OUTER_IP_CKSUM_BAD: return "PKT_RX_OUTER_IP_CKSUM_BAD"; > default: return NULL; > } > } > diff --git a/lib/librte_mbuf/rte_mbuf.h b/lib/librte_mbuf/rte_mbuf.h > index f234ac9..5ad5e59 100644 > --- a/lib/librte_mbuf/rte_mbuf.h > +++ b/lib/librte_mbuf/rte_mbuf.h > @@ -98,6 +98,7 @@ extern "C" { > #define PKT_RX_FDIR_ID (1ULL << 13) /**< FD id reported if FDIR match. > */ > #define PKT_RX_FDIR_FLX (1ULL << 14) /**< Flexible bytes reported if > FDIR match. */ > #define PKT_RX_QINQ_PKT (1ULL << 15) /**< RX packet with double VLAN > stripped. */ > +#define PKT_RX_OUTER_IP_CKSUM_BAD (1ULL << 16) /**< Outer IP cksum of RX > pkt. is not OK. */ There is #define PKT_RX_EIP_CKSUM_BAD (0ULL << 0) /**< External IP header checksum error. */ Probably need either redefine it, or remove it. Konstantin > /* add new RX flags here */ > > /* add new TX flags here */ > -- > 1.9.3