On 11/11/2020 6:49 AM, Jiawen Wu wrote:
Add support to parse flow for ethertype filter.
Signed-off-by: Jiawen Wu <jiawe...@trustnetic.com>
<...>
+static int
+txgbe_parse_ethertype_filter(struct rte_eth_dev *dev,
+ const struct rte_flow_attr *attr,
+ const struct rte_flow_item pattern[],
+ const struct rte_flow_action actions[],
+ struct rte_eth_ethertype_filter *filter,
+ struct rte_flow_error *error)
+{
+ int ret;
+
+ ret = cons_parse_ethertype_filter(attr, pattern,
+ actions, filter, error);
+
+ if (ret)
+ return ret;
+
+ /* txgbe doesn't support MAC address. */
+ if (filter->flags & RTE_ETHTYPE_FLAGS_MAC) {
+ memset(filter, 0, sizeof(struct rte_eth_ethertype_filter));
+ rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ITEM,
+ NULL, "Not supported by ethertype filter");
+ return -rte_errno;
+ }
+
+ if (filter->queue >= dev->data->nb_rx_queues) {
+ memset(filter, 0, sizeof(struct rte_eth_ethertype_filter));
+ rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ITEM,
+ NULL, "queue index much too big");
+ return -rte_errno;
+ }
+
+ if (filter->ether_type == RTE_ETHER_TYPE_IPV4 ||
+ filter->ether_type == RTE_ETHER_TYPE_IPV6) {
+ memset(filter, 0, sizeof(struct rte_eth_ethertype_filter));
+ rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ITEM,
+ NULL, "IPv4/IPv6 not supported by ethertype filter");
+ return -rte_errno;
+ }
+
+ if (filter->flags & RTE_ETHTYPE_FLAGS_MAC) {
+ memset(filter, 0, sizeof(struct rte_eth_ethertype_filter));
+ rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ITEM,
+ NULL, "mac compare is unsupported");
+ return -rte_errno;
+ }
Isn't 'RTE_ETHTYPE_FLAGS_MAC' already checked a few blocks above, that time
error message was ""Not supported by ethertype filter"
+
+ if (filter->flags & RTE_ETHTYPE_FLAGS_DROP) {
+ memset(filter, 0, sizeof(struct rte_eth_ethertype_filter));
+ rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ITEM,
+ NULL, "drop option is unsupported");
+ return -rte_errno;
+ }
+
+ return 0;
+}
+
