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authorReshma Pattan <reshma.pattan@intel.com>2018-10-16 15:29:07 +0100
committerCristian Dumitrescu <cristian.dumitrescu@intel.com>2018-10-17 15:04:39 +0200
commit636e5af0380e461895e666d41039c1acf877a08d (patch)
tree50b313c1c02565210737fe6b61c0f04f69fce88e /drivers/net/softnic
parent0dac5d7ea0c08753e297772d343a969bb3edc0b6 (diff)
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net/softnic: support flow API VXLAN encap action
Added support for ethdev flow API VXLAN encap action. Signed-off-by: Reshma Pattan <reshma.pattan@intel.com> Acked-by: Cristian Dumitrescu <cristian.dumitrescu@intel.com>
Diffstat (limited to 'drivers/net/softnic')
-rw-r--r--drivers/net/softnic/rte_eth_softnic_flow.c192
1 files changed, 192 insertions, 0 deletions
diff --git a/drivers/net/softnic/rte_eth_softnic_flow.c b/drivers/net/softnic/rte_eth_softnic_flow.c
index 23ef329..285af46 100644
--- a/drivers/net/softnic/rte_eth_softnic_flow.c
+++ b/drivers/net/softnic/rte_eth_softnic_flow.c
@@ -1634,6 +1634,198 @@ flow_rule_action_get(struct pmd_internals *softnic,
break;
} /* RTE_FLOW_ACTION_TYPE_METER */
+ case RTE_FLOW_ACTION_TYPE_VXLAN_ENCAP:
+ {
+ const struct rte_flow_action_vxlan_encap *conf =
+ action->conf;
+ const struct rte_flow_item *item;
+ union flow_item spec, mask;
+ int disabled = 0, status;
+ size_t size;
+
+ if (conf == NULL)
+ return rte_flow_error_set(error,
+ EINVAL,
+ RTE_FLOW_ERROR_TYPE_ACTION,
+ action,
+ "VXLAN ENCAP: Null configuration");
+
+ item = conf->definition;
+ if (item == NULL)
+ return rte_flow_error_set(error,
+ EINVAL,
+ RTE_FLOW_ERROR_TYPE_ACTION,
+ action,
+ "VXLAN ENCAP: Null configuration definition");
+
+ if (!(params->action_mask &
+ (1LLU << RTE_TABLE_ACTION_ENCAP)))
+ return rte_flow_error_set(error,
+ EINVAL,
+ RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
+ NULL,
+ "VXLAN ENCAP: Encap action not enabled for this table");
+
+ /* Check for Ether. */
+ flow_item_skip_void(&item);
+ status = flow_item_proto_preprocess(item, &spec, &mask,
+ &size, &disabled, error);
+ if (status)
+ return status;
+
+ if (item->type != RTE_FLOW_ITEM_TYPE_ETH) {
+ return rte_flow_error_set(error,
+ EINVAL,
+ RTE_FLOW_ERROR_TYPE_ITEM,
+ item,
+ "VXLAN ENCAP: first encap item should be ether");
+ }
+ ether_addr_copy(&spec.eth.dst,
+ &rule_action->encap.vxlan.ether.da);
+ ether_addr_copy(&spec.eth.src,
+ &rule_action->encap.vxlan.ether.sa);
+
+ item++;
+
+ /* Check for VLAN. */
+ flow_item_skip_void(&item);
+ status = flow_item_proto_preprocess(item, &spec, &mask,
+ &size, &disabled, error);
+ if (status)
+ return status;
+
+ if (item->type == RTE_FLOW_ITEM_TYPE_VLAN) {
+ if (!params->encap.vxlan.vlan)
+ return rte_flow_error_set(error,
+ ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_ITEM,
+ item,
+ "VXLAN ENCAP: vlan encap not supported by table");
+
+ uint16_t tci = rte_ntohs(spec.vlan.tci);
+ rule_action->encap.vxlan.vlan.pcp =
+ tci >> 13;
+ rule_action->encap.vxlan.vlan.dei =
+ (tci >> 12) & 0x1;
+ rule_action->encap.vxlan.vlan.vid =
+ tci & 0xfff;
+
+ item++;
+
+ flow_item_skip_void(&item);
+ status = flow_item_proto_preprocess(item, &spec,
+ &mask, &size, &disabled, error);
+ if (status)
+ return status;
+ } else {
+ if (params->encap.vxlan.vlan)
+ return rte_flow_error_set(error,
+ ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_ITEM,
+ item,
+ "VXLAN ENCAP: expecting vlan encap item");
+ }
+
+ /* Check for IPV4/IPV6. */
+ switch (item->type) {
+ case RTE_FLOW_ITEM_TYPE_IPV4:
+ {
+ rule_action->encap.vxlan.ipv4.sa =
+ rte_ntohl(spec.ipv4.hdr.src_addr);
+ rule_action->encap.vxlan.ipv4.da =
+ rte_ntohl(spec.ipv4.hdr.dst_addr);
+ rule_action->encap.vxlan.ipv4.dscp =
+ spec.ipv4.hdr.type_of_service >> 2;
+ rule_action->encap.vxlan.ipv4.ttl =
+ spec.ipv4.hdr.time_to_live;
+ break;
+ }
+ case RTE_FLOW_ITEM_TYPE_IPV6:
+ {
+ uint32_t vtc_flow;
+
+ memcpy(&rule_action->encap.vxlan.ipv6.sa,
+ &spec.ipv6.hdr.src_addr,
+ sizeof(spec.ipv6.hdr.src_addr));
+ memcpy(&rule_action->encap.vxlan.ipv6.da,
+ &spec.ipv6.hdr.dst_addr,
+ sizeof(spec.ipv6.hdr.dst_addr));
+ vtc_flow = rte_ntohl(spec.ipv6.hdr.vtc_flow);
+ rule_action->encap.vxlan.ipv6.flow_label =
+ vtc_flow & 0xfffff;
+ rule_action->encap.vxlan.ipv6.dscp =
+ (vtc_flow >> 22) & 0x3f;
+ rule_action->encap.vxlan.ipv6.hop_limit =
+ spec.ipv6.hdr.hop_limits;
+ break;
+ }
+ default:
+ return rte_flow_error_set(error,
+ EINVAL,
+ RTE_FLOW_ERROR_TYPE_ITEM,
+ item,
+ "VXLAN ENCAP: encap item after ether should be ipv4/ipv6");
+ }
+
+ item++;
+
+ /* Check for UDP. */
+ flow_item_skip_void(&item);
+ status = flow_item_proto_preprocess(item, &spec, &mask,
+ &size, &disabled, error);
+ if (status)
+ return status;
+
+ if (item->type != RTE_FLOW_ITEM_TYPE_UDP) {
+ return rte_flow_error_set(error,
+ EINVAL,
+ RTE_FLOW_ERROR_TYPE_ITEM,
+ item,
+ "VXLAN ENCAP: encap item after ipv4/ipv6 should be udp");
+ }
+ rule_action->encap.vxlan.udp.sp =
+ rte_ntohs(spec.udp.hdr.src_port);
+ rule_action->encap.vxlan.udp.dp =
+ rte_ntohs(spec.udp.hdr.dst_port);
+
+ item++;
+
+ /* Check for VXLAN. */
+ flow_item_skip_void(&item);
+ status = flow_item_proto_preprocess(item, &spec, &mask,
+ &size, &disabled, error);
+ if (status)
+ return status;
+
+ if (item->type != RTE_FLOW_ITEM_TYPE_VXLAN) {
+ return rte_flow_error_set(error,
+ EINVAL,
+ RTE_FLOW_ERROR_TYPE_ITEM,
+ item,
+ "VXLAN ENCAP: encap item after udp should be vxlan");
+ }
+ rule_action->encap.vxlan.vxlan.vni =
+ (spec.vxlan.vni[0] << 16U |
+ spec.vxlan.vni[1] << 8U
+ | spec.vxlan.vni[2]);
+
+ item++;
+
+ /* Check for END. */
+ flow_item_skip_void(&item);
+
+ if (item->type != RTE_FLOW_ITEM_TYPE_END)
+ return rte_flow_error_set(error,
+ EINVAL,
+ RTE_FLOW_ERROR_TYPE_ITEM,
+ item,
+ "VXLAN ENCAP: expecting END item");
+
+ rule_action->encap.type = RTE_TABLE_ACTION_ENCAP_VXLAN;
+ rule_action->action_mask |= 1 << RTE_TABLE_ACTION_ENCAP;
+ break;
+ } /* RTE_FLOW_ACTION_TYPE_VXLAN_ENCAP */
+
default:
return -ENOTSUP;
}