@@ -177,6 +177,166 @@ sfc_ef100_rx_qrefill(struct sfc_ef100_rxq *rxq)
sfc_ef100_rx_qpush(rxq, added);
}
+static inline uint64_t
+sfc_ef100_rx_nt_or_inner_l4_csum(const efx_word_t class)
+{
+ return EFX_WORD_FIELD(class,
+ ESF_GZ_RX_PREFIX_HCLASS_NT_OR_INNER_L4_CSUM) ==
+ ESE_GZ_RH_HCLASS_L4_CSUM_GOOD ?
+ PKT_RX_L4_CKSUM_GOOD : PKT_RX_L4_CKSUM_BAD;
+}
+
+static inline uint64_t
+sfc_ef100_rx_tun_outer_l4_csum(const efx_word_t class)
+{
+ return EFX_WORD_FIELD(class,
+ ESF_GZ_RX_PREFIX_HCLASS_TUN_OUTER_L4_CSUM) ==
+ ESE_GZ_RH_HCLASS_L4_CSUM_GOOD ?
+ PKT_RX_OUTER_L4_CKSUM_GOOD : PKT_RX_OUTER_L4_CKSUM_GOOD;
+}
+
+static uint32_t
+sfc_ef100_rx_class_decode(const efx_word_t class, uint64_t *ol_flags)
+{
+ uint32_t ptype;
+ bool no_tunnel = false;
+
+ if (unlikely(EFX_WORD_FIELD(class, ESF_GZ_RX_PREFIX_HCLASS_L2_CLASS) !=
+ ESE_GZ_RH_HCLASS_L2_CLASS_E2_0123VLAN))
+ return 0;
+
+ switch (EFX_WORD_FIELD(class, ESF_GZ_RX_PREFIX_HCLASS_L2_N_VLAN)) {
+ case 0:
+ ptype = RTE_PTYPE_L2_ETHER;
+ break;
+ case 1:
+ ptype = RTE_PTYPE_L2_ETHER_VLAN;
+ break;
+ default:
+ ptype = RTE_PTYPE_L2_ETHER_QINQ;
+ break;
+ }
+
+ switch (EFX_WORD_FIELD(class, ESF_GZ_RX_PREFIX_HCLASS_TUNNEL_CLASS)) {
+ case ESE_GZ_RH_HCLASS_TUNNEL_CLASS_NONE:
+ no_tunnel = true;
+ break;
+ case ESE_GZ_RH_HCLASS_TUNNEL_CLASS_VXLAN:
+ ptype |= RTE_PTYPE_TUNNEL_VXLAN | RTE_PTYPE_L4_UDP;
+ *ol_flags |= sfc_ef100_rx_tun_outer_l4_csum(class);
+ break;
+ case ESE_GZ_RH_HCLASS_TUNNEL_CLASS_NVGRE:
+ ptype |= RTE_PTYPE_TUNNEL_NVGRE;
+ break;
+ case ESE_GZ_RH_HCLASS_TUNNEL_CLASS_GENEVE:
+ ptype |= RTE_PTYPE_TUNNEL_GENEVE | RTE_PTYPE_L4_UDP;
+ *ol_flags |= sfc_ef100_rx_tun_outer_l4_csum(class);
+ break;
+ default:
+ /*
+ * Driver does not know the tunnel, but it is
+ * still a tunnel and NT_OR_INNER refer to inner
+ * frame.
+ */
+ no_tunnel = false;
+ }
+
+ if (no_tunnel) {
+ bool l4_valid = true;
+
+ switch (EFX_WORD_FIELD(class,
+ ESF_GZ_RX_PREFIX_HCLASS_NT_OR_INNER_L3_CLASS)) {
+ case ESE_GZ_RH_HCLASS_L3_CLASS_IP4GOOD:
+ ptype |= RTE_PTYPE_L3_IPV4_EXT_UNKNOWN;
+ *ol_flags |= PKT_RX_IP_CKSUM_GOOD;
+ break;
+ case ESE_GZ_RH_HCLASS_L3_CLASS_IP4BAD:
+ ptype |= RTE_PTYPE_L3_IPV4_EXT_UNKNOWN;
+ *ol_flags |= PKT_RX_IP_CKSUM_BAD;
+ break;
+ case ESE_GZ_RH_HCLASS_L3_CLASS_IP6:
+ ptype |= RTE_PTYPE_L3_IPV6_EXT_UNKNOWN;
+ break;
+ default:
+ l4_valid = false;
+ }
+
+ if (l4_valid) {
+ switch (EFX_WORD_FIELD(class,
+ ESF_GZ_RX_PREFIX_HCLASS_NT_OR_INNER_L4_CLASS)) {
+ case ESE_GZ_RH_HCLASS_L4_CLASS_TCP:
+ ptype |= RTE_PTYPE_L4_TCP;
+ *ol_flags |=
+ sfc_ef100_rx_nt_or_inner_l4_csum(class);
+ break;
+ case ESE_GZ_RH_HCLASS_L4_CLASS_UDP:
+ ptype |= RTE_PTYPE_L4_UDP;
+ *ol_flags |=
+ sfc_ef100_rx_nt_or_inner_l4_csum(class);
+ break;
+ case ESE_GZ_RH_HCLASS_L4_CLASS_FRAG:
+ ptype |= RTE_PTYPE_L4_FRAG;
+ break;
+ }
+ }
+ } else {
+ bool l4_valid = true;
+
+ switch (EFX_WORD_FIELD(class,
+ ESF_GZ_RX_PREFIX_HCLASS_TUN_OUTER_L3_CLASS)) {
+ case ESE_GZ_RH_HCLASS_L3_CLASS_IP4GOOD:
+ ptype |= RTE_PTYPE_L3_IPV4_EXT_UNKNOWN;
+ break;
+ case ESE_GZ_RH_HCLASS_L3_CLASS_IP4BAD:
+ ptype |= RTE_PTYPE_L3_IPV4_EXT_UNKNOWN;
+ *ol_flags |= PKT_RX_EIP_CKSUM_BAD;
+ break;
+ case ESE_GZ_RH_HCLASS_L3_CLASS_IP6:
+ ptype |= RTE_PTYPE_L3_IPV6_EXT_UNKNOWN;
+ break;
+ }
+
+ switch (EFX_WORD_FIELD(class,
+ ESF_GZ_RX_PREFIX_HCLASS_NT_OR_INNER_L3_CLASS)) {
+ case ESE_GZ_RH_HCLASS_L3_CLASS_IP4GOOD:
+ ptype |= RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN;
+ *ol_flags |= PKT_RX_IP_CKSUM_GOOD;
+ break;
+ case ESE_GZ_RH_HCLASS_L3_CLASS_IP4BAD:
+ ptype |= RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN;
+ *ol_flags |= PKT_RX_IP_CKSUM_BAD;
+ break;
+ case ESE_GZ_RH_HCLASS_L3_CLASS_IP6:
+ ptype |= RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN;
+ break;
+ default:
+ l4_valid = false;
+ break;
+ }
+
+ if (l4_valid) {
+ switch (EFX_WORD_FIELD(class,
+ ESF_GZ_RX_PREFIX_HCLASS_NT_OR_INNER_L4_CLASS)) {
+ case ESE_GZ_RH_HCLASS_L4_CLASS_TCP:
+ ptype |= RTE_PTYPE_INNER_L4_TCP;
+ *ol_flags |=
+ sfc_ef100_rx_nt_or_inner_l4_csum(class);
+ break;
+ case ESE_GZ_RH_HCLASS_L4_CLASS_UDP:
+ ptype |= RTE_PTYPE_INNER_L4_UDP;
+ *ol_flags |=
+ sfc_ef100_rx_nt_or_inner_l4_csum(class);
+ break;
+ case ESE_GZ_RH_HCLASS_L4_CLASS_FRAG:
+ ptype |= RTE_PTYPE_INNER_L4_FRAG;
+ break;
+ }
+ }
+ }
+
+ return ptype;
+}
+
static bool
sfc_ef100_rx_prefix_to_offloads(const efx_oword_t *rx_prefix,
struct rte_mbuf *m)
@@ -195,6 +355,8 @@ sfc_ef100_rx_prefix_to_offloads(const efx_oword_t *rx_prefix,
ESE_GZ_RH_HCLASS_L2_STATUS_OK))
return false;
+ m->packet_type = sfc_ef100_rx_class_decode(*class, &ol_flags);
+
m->ol_flags = ol_flags;
return true;
}
@@ -374,6 +536,22 @@ static const uint32_t *
sfc_ef100_supported_ptypes_get(__rte_unused uint32_t tunnel_encaps)
{
static const uint32_t ef100_native_ptypes[] = {
+ RTE_PTYPE_L2_ETHER,
+ RTE_PTYPE_L2_ETHER_VLAN,
+ RTE_PTYPE_L2_ETHER_QINQ,
+ RTE_PTYPE_L3_IPV4_EXT_UNKNOWN,
+ RTE_PTYPE_L3_IPV6_EXT_UNKNOWN,
+ RTE_PTYPE_L4_TCP,
+ RTE_PTYPE_L4_UDP,
+ RTE_PTYPE_L4_FRAG,
+ RTE_PTYPE_TUNNEL_VXLAN,
+ RTE_PTYPE_TUNNEL_NVGRE,
+ RTE_PTYPE_TUNNEL_GENEVE,
+ RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN,
+ RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN,
+ RTE_PTYPE_INNER_L4_TCP,
+ RTE_PTYPE_INNER_L4_UDP,
+ RTE_PTYPE_INNER_L4_FRAG,
RTE_PTYPE_UNKNOWN
};
@@ -596,7 +774,10 @@ struct sfc_dp_rx sfc_ef100_rx = {
},
.features = SFC_DP_RX_FEAT_MULTI_PROCESS,
.dev_offload_capa = 0,
- .queue_offload_capa = DEV_RX_OFFLOAD_SCATTER,
+ .queue_offload_capa = DEV_RX_OFFLOAD_CHECKSUM |
+ DEV_RX_OFFLOAD_OUTER_IPV4_CKSUM |
+ DEV_RX_OFFLOAD_OUTER_UDP_CKSUM |
+ DEV_RX_OFFLOAD_SCATTER,
.get_dev_info = sfc_ef100_rx_get_dev_info,
.qsize_up_rings = sfc_ef100_rx_qsize_up_rings,
.qcreate = sfc_ef100_rx_qcreate,