| Message ID | 1388200940-9113-8-git-send-email-jeffrey.t.kirsher@intel.com |
|---|---|
| State | Changes Requested, archived |
| Delegated to: | David Miller |
| Headers | show |
On Sat, Dec 28, 2013 at 5:22 AM, Jeff Kirsher <jeffrey.t.kirsher@intel.com> wrote: > From: Joseph Gasparakis <joseph.gasparakis@intel.com> > > This implements receive offload for VXLAN for i40e. The hardware > supports checksum offload/verification of the inner/outer header. > > Change-Id: I450db300af6713f2044fef1191a0d1d294c13369 > Signed-off-by: Joseph Gasparakis <joseph.gasparakis@intel.com> > Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com> > Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> > --- > drivers/net/ethernet/intel/i40e/i40e.h | 1 + > drivers/net/ethernet/intel/i40e/i40e_txrx.c | 57 ++++++++++++++++++++++++++--- > drivers/net/ethernet/intel/i40e/i40e_type.h | 51 ++++++++++++++------------ > 3 files changed, 81 insertions(+), 28 deletions(-) > > diff --git a/drivers/net/ethernet/intel/i40e/i40e.h b/drivers/net/ethernet/intel/i40e/i40e.h > index 6f1edc1..34a54e7 100644 > --- a/drivers/net/ethernet/intel/i40e/i40e.h > +++ b/drivers/net/ethernet/intel/i40e/i40e.h > @@ -29,6 +29,7 @@ > #define _I40E_H_ > > #include <net/tcp.h> > +#include <net/udp.h> > #include <linux/init.h> > #include <linux/types.h> > #include <linux/errno.h> > diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c > index 01d0334..a978451 100644 > --- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c > +++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c > @@ -860,12 +860,25 @@ static void i40e_receive_skb(struct i40e_ring *rx_ring, > * @skb: skb currently being received and modified > * @rx_status: status value of last descriptor in packet > * @rx_error: error value of last descriptor in packet > + * @rx_ptype: ptype value of last descriptor in packet > **/ > static inline void i40e_rx_checksum(struct i40e_vsi *vsi, > struct sk_buff *skb, > u32 rx_status, > - u32 rx_error) > + u32 rx_error, > + u16 rx_ptype) > { > + bool ipv4_tunnel, ipv6_tunnel; > + __wsum rx_udp_csum; > + __sum16 csum; > + struct iphdr *iph; > + > + ipv4_tunnel = (rx_ptype > I40E_RX_PTYPE_GRENAT4_MAC_PAY3) && > + (rx_ptype < I40E_RX_PTYPE_GRENAT4_MACVLAN_IPV6_ICMP_PAY4); > + ipv6_tunnel = (rx_ptype > I40E_RX_PTYPE_GRENAT6_MAC_PAY3) && > + (rx_ptype < I40E_RX_PTYPE_GRENAT6_MACVLAN_IPV6_ICMP_PAY4); > + > + skb->encapsulation = ipv4_tunnel || ipv6_tunnel; > skb->ip_summed = CHECKSUM_NONE; > > /* Rx csum enabled and ip headers found? */ > @@ -873,13 +886,43 @@ static inline void i40e_rx_checksum(struct i40e_vsi *vsi, > rx_status & (1 << I40E_RX_DESC_STATUS_L3L4P_SHIFT))) > return; > > - /* IP or L4 checksum error */ > + /* IP or L4 or outmost IP checksum error */ > if (rx_error & ((1 << I40E_RX_DESC_ERROR_IPE_SHIFT) | > - (1 << I40E_RX_DESC_ERROR_L4E_SHIFT))) { > + (1 << I40E_RX_DESC_ERROR_L4E_SHIFT) | > + (1 << I40E_RX_DESC_ERROR_EIPE_SHIFT))) { > vsi->back->hw_csum_rx_error++; > return; > } > > + if (ipv4_tunnel && > + !(rx_status & (1 << I40E_RX_DESC_STATUS_UDP_0_SHIFT))) { > + /* If VXLAN traffic has an outer UDPv4 checksum we need to check > + * it in the driver, hardware does not do it for us. > + * Since L3L4P bit was set we assume a valid IHL value (>=5) > + * so the total length of IPv4 header is IHL*4 bytes > + */ The comment says that the driver has to compute the udp checksum **if** the packet has an outer udp checksum, but the driver call to issue checksumming is done unconditionally > + skb->transport_header = skb->mac_header + > + sizeof(struct ethhdr) + > + (ip_hdr(skb)->ihl * 4); > + > + /* Add 4 bytes for VLAN tagged packets */ > + skb->transport_header += (skb->protocol == htons(ETH_P_8021Q) || > + skb->protocol == htons(ETH_P_8021AD)) > + ? VLAN_HLEN : 0; > + > + rx_udp_csum = udp_csum(skb); > + iph = ip_hdr(skb); > + csum = csum_tcpudp_magic( > + iph->saddr, iph->daddr, > + (skb->len - skb_transport_offset(skb)), > + IPPROTO_UDP, rx_udp_csum); > + > + if (udp_hdr(skb)->check != csum) { > + vsi->back->hw_csum_rx_error++; > + return; > + } > + } > + > skb->ip_summed = CHECKSUM_UNNECESSARY; > } Commit 0afb1666fe4 "vxlan: Add capability of Rx checksum offload for inner packet" dictates that the driver is expected to set the skb->encapsulation bit, this is missing here, and indeed in vxlan_udp_encap_recv your setting of ip_summed will be ignored and over-rided with CHECKSUM_NONE, agree? -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On Thu, 2 Jan 2014, Or Gerlitz wrote: > On Sat, Dec 28, 2013 at 5:22 AM, Jeff Kirsher > <jeffrey.t.kirsher@intel.com> wrote: > > From: Joseph Gasparakis <joseph.gasparakis@intel.com> > > > > This implements receive offload for VXLAN for i40e. The hardware > > supports checksum offload/verification of the inner/outer header. > > > > Change-Id: I450db300af6713f2044fef1191a0d1d294c13369 > > Signed-off-by: Joseph Gasparakis <joseph.gasparakis@intel.com> > > Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com> > > Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> > > --- > > drivers/net/ethernet/intel/i40e/i40e.h | 1 + > > drivers/net/ethernet/intel/i40e/i40e_txrx.c | 57 ++++++++++++++++++++++++++--- > > drivers/net/ethernet/intel/i40e/i40e_type.h | 51 ++++++++++++++------------ > > 3 files changed, 81 insertions(+), 28 deletions(-) > > > > diff --git a/drivers/net/ethernet/intel/i40e/i40e.h b/drivers/net/ethernet/intel/i40e/i40e.h > > index 6f1edc1..34a54e7 100644 > > --- a/drivers/net/ethernet/intel/i40e/i40e.h > > +++ b/drivers/net/ethernet/intel/i40e/i40e.h > > @@ -29,6 +29,7 @@ > > #define _I40E_H_ > > > > #include <net/tcp.h> > > +#include <net/udp.h> > > #include <linux/init.h> > > #include <linux/types.h> > > #include <linux/errno.h> > > diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c > > index 01d0334..a978451 100644 > > --- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c > > +++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c > > @@ -860,12 +860,25 @@ static void i40e_receive_skb(struct i40e_ring *rx_ring, > > * @skb: skb currently being received and modified > > * @rx_status: status value of last descriptor in packet > > * @rx_error: error value of last descriptor in packet > > + * @rx_ptype: ptype value of last descriptor in packet > > **/ > > static inline void i40e_rx_checksum(struct i40e_vsi *vsi, > > struct sk_buff *skb, > > u32 rx_status, > > - u32 rx_error) > > + u32 rx_error, > > + u16 rx_ptype) > > { > > + bool ipv4_tunnel, ipv6_tunnel; > > + __wsum rx_udp_csum; > > + __sum16 csum; > > + struct iphdr *iph; > > + > > + ipv4_tunnel = (rx_ptype > I40E_RX_PTYPE_GRENAT4_MAC_PAY3) && > > + (rx_ptype < I40E_RX_PTYPE_GRENAT4_MACVLAN_IPV6_ICMP_PAY4); > > + ipv6_tunnel = (rx_ptype > I40E_RX_PTYPE_GRENAT6_MAC_PAY3) && > > + (rx_ptype < I40E_RX_PTYPE_GRENAT6_MACVLAN_IPV6_ICMP_PAY4); > > + > > + skb->encapsulation = ipv4_tunnel || ipv6_tunnel; skb->encapulation is set (or not) here. > > skb->ip_summed = CHECKSUM_NONE; > > > > /* Rx csum enabled and ip headers found? */ > > @@ -873,13 +886,43 @@ static inline void i40e_rx_checksum(struct i40e_vsi *vsi, > > rx_status & (1 << I40E_RX_DESC_STATUS_L3L4P_SHIFT))) > > return; > > > > - /* IP or L4 checksum error */ > > + /* IP or L4 or outmost IP checksum error */ > > if (rx_error & ((1 << I40E_RX_DESC_ERROR_IPE_SHIFT) | > > - (1 << I40E_RX_DESC_ERROR_L4E_SHIFT))) { > > + (1 << I40E_RX_DESC_ERROR_L4E_SHIFT) | > > + (1 << I40E_RX_DESC_ERROR_EIPE_SHIFT))) { > > vsi->back->hw_csum_rx_error++; > > return; > > } > > > > + if (ipv4_tunnel && > > + !(rx_status & (1 << I40E_RX_DESC_STATUS_UDP_0_SHIFT))) { > > + /* If VXLAN traffic has an outer UDPv4 checksum we need to check > > + * it in the driver, hardware does not do it for us. > > + * Since L3L4P bit was set we assume a valid IHL value (>=5) > > + * so the total length of IPv4 header is IHL*4 bytes > > + */ > > The comment says that the driver has to compute the udp checksum > **if** the packet has an outer udp checksum, > but the driver call to issue checksumming is done unconditionally > This code runs when the right bits are set in the rx hardware descriptor field (rx_ptype and rx_status), which implies the hardware has detected ipv4 tunneling and there is non zero UDP csum. > > + skb->transport_header = skb->mac_header + > > + sizeof(struct ethhdr) + > > + (ip_hdr(skb)->ihl * 4); > > + > > + /* Add 4 bytes for VLAN tagged packets */ > > + skb->transport_header += (skb->protocol == htons(ETH_P_8021Q) || > > + skb->protocol == htons(ETH_P_8021AD)) > > + ? VLAN_HLEN : 0; > > + > > + rx_udp_csum = udp_csum(skb); > > + iph = ip_hdr(skb); > > + csum = csum_tcpudp_magic( > > + iph->saddr, iph->daddr, > > + (skb->len - skb_transport_offset(skb)), > > + IPPROTO_UDP, rx_udp_csum); > > + > > + if (udp_hdr(skb)->check != csum) { > > + vsi->back->hw_csum_rx_error++; > > + return; > > + } > > + } > > + > > skb->ip_summed = CHECKSUM_UNNECESSARY; > > } > > Commit 0afb1666fe4 "vxlan: Add capability of Rx checksum offload for > inner packet" dictates that > the driver is expected to set the skb->encapsulation bit, this is > missing here, and indeed in vxlan_udp_encap_recv > your setting of ip_summed will be ignored and over-rided with > CHECKSUM_NONE, agree? It is setting skb->encapsulation when hw detects it. I have pointed it out above. > -- > To unsubscribe from this list: send the line "unsubscribe netdev" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On Thu, Jan 2, 2014 at 10:57 PM, Joseph Gasparakis <joseph.gasparakis@intel.com> wrote: > > > The comment says that the driver has to compute the udp checksum > > **if** the packet has an outer udp checksum, > > but the driver call to issue checksumming is done unconditionally > > > This code runs when the right bits are set in the rx hardware descriptor > field (rx_ptype and rx_status), which implies the hardware has detected > ipv4 tunneling and there is non zero UDP csum. Got it -- thanks for explaining, also for the pointer on where skb->encapsulation is set -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On Thu, 2 Jan 2014, Or Gerlitz wrote: > On Thu, Jan 2, 2014 at 10:57 PM, Joseph Gasparakis > <joseph.gasparakis@intel.com> wrote: > > > > > > The comment says that the driver has to compute the udp checksum > > > **if** the packet has an outer udp checksum, > > > but the driver call to issue checksumming is done unconditionally > > > > > > This code runs when the right bits are set in the rx hardware descriptor > > field (rx_ptype and rx_status), which implies the hardware has detected > > ipv4 tunneling and there is non zero UDP csum. > > > Got it -- thanks for explaining, also for the pointer on where > skb->encapsulation is set > Any time Or. And thanks for your reviews. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/drivers/net/ethernet/intel/i40e/i40e.h b/drivers/net/ethernet/intel/i40e/i40e.h index 6f1edc1..34a54e7 100644 --- a/drivers/net/ethernet/intel/i40e/i40e.h +++ b/drivers/net/ethernet/intel/i40e/i40e.h @@ -29,6 +29,7 @@ #define _I40E_H_ #include <net/tcp.h> +#include <net/udp.h> #include <linux/init.h> #include <linux/types.h> #include <linux/errno.h> diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c index 01d0334..a978451 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c +++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c @@ -860,12 +860,25 @@ static void i40e_receive_skb(struct i40e_ring *rx_ring, * @skb: skb currently being received and modified * @rx_status: status value of last descriptor in packet * @rx_error: error value of last descriptor in packet + * @rx_ptype: ptype value of last descriptor in packet **/ static inline void i40e_rx_checksum(struct i40e_vsi *vsi, struct sk_buff *skb, u32 rx_status, - u32 rx_error) + u32 rx_error, + u16 rx_ptype) { + bool ipv4_tunnel, ipv6_tunnel; + __wsum rx_udp_csum; + __sum16 csum; + struct iphdr *iph; + + ipv4_tunnel = (rx_ptype > I40E_RX_PTYPE_GRENAT4_MAC_PAY3) && + (rx_ptype < I40E_RX_PTYPE_GRENAT4_MACVLAN_IPV6_ICMP_PAY4); + ipv6_tunnel = (rx_ptype > I40E_RX_PTYPE_GRENAT6_MAC_PAY3) && + (rx_ptype < I40E_RX_PTYPE_GRENAT6_MACVLAN_IPV6_ICMP_PAY4); + + skb->encapsulation = ipv4_tunnel || ipv6_tunnel; skb->ip_summed = CHECKSUM_NONE; /* Rx csum enabled and ip headers found? */ @@ -873,13 +886,43 @@ static inline void i40e_rx_checksum(struct i40e_vsi *vsi, rx_status & (1 << I40E_RX_DESC_STATUS_L3L4P_SHIFT))) return; - /* IP or L4 checksum error */ + /* IP or L4 or outmost IP checksum error */ if (rx_error & ((1 << I40E_RX_DESC_ERROR_IPE_SHIFT) | - (1 << I40E_RX_DESC_ERROR_L4E_SHIFT))) { + (1 << I40E_RX_DESC_ERROR_L4E_SHIFT) | + (1 << I40E_RX_DESC_ERROR_EIPE_SHIFT))) { vsi->back->hw_csum_rx_error++; return; } + if (ipv4_tunnel && + !(rx_status & (1 << I40E_RX_DESC_STATUS_UDP_0_SHIFT))) { + /* If VXLAN traffic has an outer UDPv4 checksum we need to check + * it in the driver, hardware does not do it for us. + * Since L3L4P bit was set we assume a valid IHL value (>=5) + * so the total length of IPv4 header is IHL*4 bytes + */ + skb->transport_header = skb->mac_header + + sizeof(struct ethhdr) + + (ip_hdr(skb)->ihl * 4); + + /* Add 4 bytes for VLAN tagged packets */ + skb->transport_header += (skb->protocol == htons(ETH_P_8021Q) || + skb->protocol == htons(ETH_P_8021AD)) + ? VLAN_HLEN : 0; + + rx_udp_csum = udp_csum(skb); + iph = ip_hdr(skb); + csum = csum_tcpudp_magic( + iph->saddr, iph->daddr, + (skb->len - skb_transport_offset(skb)), + IPPROTO_UDP, rx_udp_csum); + + if (udp_hdr(skb)->check != csum) { + vsi->back->hw_csum_rx_error++; + return; + } + } + skb->ip_summed = CHECKSUM_UNNECESSARY; } @@ -920,6 +963,7 @@ static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget) union i40e_rx_desc *rx_desc; u32 rx_error, rx_status; u64 qword; + u16 rx_ptype; rx_desc = I40E_RX_DESC(rx_ring, i); qword = le64_to_cpu(rx_desc->wb.qword1.status_error_len); @@ -952,6 +996,8 @@ static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget) rx_hbo = rx_error & (1 << I40E_RX_DESC_ERROR_HBO_SHIFT); rx_error &= ~(1 << I40E_RX_DESC_ERROR_HBO_SHIFT); + rx_ptype = (qword & I40E_RXD_QW1_PTYPE_MASK) >> + I40E_RXD_QW1_PTYPE_SHIFT; rx_bi->skb = NULL; /* This memory barrier is needed to keep us from reading @@ -1032,13 +1078,14 @@ static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget) } skb->rxhash = i40e_rx_hash(rx_ring, rx_desc); - i40e_rx_checksum(vsi, skb, rx_status, rx_error); - /* probably a little skewed due to removing CRC */ total_rx_bytes += skb->len; total_rx_packets++; skb->protocol = eth_type_trans(skb, rx_ring->netdev); + + i40e_rx_checksum(vsi, skb, rx_status, rx_error, rx_ptype); + vlan_tag = rx_status & (1 << I40E_RX_DESC_STATUS_L2TAG1P_SHIFT) ? le16_to_cpu(rx_desc->wb.qword0.lo_dword.l2tag1) : 0; diff --git a/drivers/net/ethernet/intel/i40e/i40e_type.h b/drivers/net/ethernet/intel/i40e/i40e_type.h index bb960cd..6e5f35e7 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_type.h +++ b/drivers/net/ethernet/intel/i40e/i40e_type.h @@ -522,7 +522,8 @@ enum i40e_rx_desc_status_bits { I40E_RX_DESC_STATUS_UMBCAST_SHIFT = 9, /* 2 BITS */ I40E_RX_DESC_STATUS_FLM_SHIFT = 11, I40E_RX_DESC_STATUS_FLTSTAT_SHIFT = 12, /* 2 BITS */ - I40E_RX_DESC_STATUS_LPBK_SHIFT = 14 + I40E_RX_DESC_STATUS_LPBK_SHIFT = 14, + I40E_RX_DESC_STATUS_UDP_0_SHIFT = 16 }; #define I40E_RXD_QW1_STATUS_TSYNINDX_SHIFT I40E_RX_DESC_STATUS_TSYNINDX_SHIFT @@ -568,28 +569,32 @@ enum i40e_rx_desc_error_l3l4e_fcoe_masks { /* Packet type non-ip values */ enum i40e_rx_l2_ptype { - I40E_RX_PTYPE_L2_RESERVED = 0, - I40E_RX_PTYPE_L2_MAC_PAY2 = 1, - I40E_RX_PTYPE_L2_TIMESYNC_PAY2 = 2, - I40E_RX_PTYPE_L2_FIP_PAY2 = 3, - I40E_RX_PTYPE_L2_OUI_PAY2 = 4, - I40E_RX_PTYPE_L2_MACCNTRL_PAY2 = 5, - I40E_RX_PTYPE_L2_LLDP_PAY2 = 6, - I40E_RX_PTYPE_L2_ECP_PAY2 = 7, - I40E_RX_PTYPE_L2_EVB_PAY2 = 8, - I40E_RX_PTYPE_L2_QCN_PAY2 = 9, - I40E_RX_PTYPE_L2_EAPOL_PAY2 = 10, - I40E_RX_PTYPE_L2_ARP = 11, - I40E_RX_PTYPE_L2_FCOE_PAY3 = 12, - I40E_RX_PTYPE_L2_FCOE_FCDATA_PAY3 = 13, - I40E_RX_PTYPE_L2_FCOE_FCRDY_PAY3 = 14, - I40E_RX_PTYPE_L2_FCOE_FCRSP_PAY3 = 15, - I40E_RX_PTYPE_L2_FCOE_FCOTHER_PA = 16, - I40E_RX_PTYPE_L2_FCOE_VFT_PAY3 = 17, - I40E_RX_PTYPE_L2_FCOE_VFT_FCDATA = 18, - I40E_RX_PTYPE_L2_FCOE_VFT_FCRDY = 19, - I40E_RX_PTYPE_L2_FCOE_VFT_FCRSP = 20, - I40E_RX_PTYPE_L2_FCOE_VFT_FCOTHER = 21 + I40E_RX_PTYPE_L2_RESERVED = 0, + I40E_RX_PTYPE_L2_MAC_PAY2 = 1, + I40E_RX_PTYPE_L2_TIMESYNC_PAY2 = 2, + I40E_RX_PTYPE_L2_FIP_PAY2 = 3, + I40E_RX_PTYPE_L2_OUI_PAY2 = 4, + I40E_RX_PTYPE_L2_MACCNTRL_PAY2 = 5, + I40E_RX_PTYPE_L2_LLDP_PAY2 = 6, + I40E_RX_PTYPE_L2_ECP_PAY2 = 7, + I40E_RX_PTYPE_L2_EVB_PAY2 = 8, + I40E_RX_PTYPE_L2_QCN_PAY2 = 9, + I40E_RX_PTYPE_L2_EAPOL_PAY2 = 10, + I40E_RX_PTYPE_L2_ARP = 11, + I40E_RX_PTYPE_L2_FCOE_PAY3 = 12, + I40E_RX_PTYPE_L2_FCOE_FCDATA_PAY3 = 13, + I40E_RX_PTYPE_L2_FCOE_FCRDY_PAY3 = 14, + I40E_RX_PTYPE_L2_FCOE_FCRSP_PAY3 = 15, + I40E_RX_PTYPE_L2_FCOE_FCOTHER_PA = 16, + I40E_RX_PTYPE_L2_FCOE_VFT_PAY3 = 17, + I40E_RX_PTYPE_L2_FCOE_VFT_FCDATA = 18, + I40E_RX_PTYPE_L2_FCOE_VFT_FCRDY = 19, + I40E_RX_PTYPE_L2_FCOE_VFT_FCRSP = 20, + I40E_RX_PTYPE_L2_FCOE_VFT_FCOTHER = 21, + I40E_RX_PTYPE_GRENAT4_MAC_PAY3 = 58, + I40E_RX_PTYPE_GRENAT4_MACVLAN_IPV6_ICMP_PAY4 = 87, + I40E_RX_PTYPE_GRENAT6_MAC_PAY3 = 124, + I40E_RX_PTYPE_GRENAT6_MACVLAN_IPV6_ICMP_PAY4 = 153 }; struct i40e_rx_ptype_decoded {