> Hi, > > Does anyone know how to support the RSS for receiving packets with double > VLAN or QinQ vlan (0x88A8), for I350 NIC card? > In the I350 datasheet, it is mentioned: > > 7.4.5 > A packet is defined as a VLAN/802.1q packet if its type field matches the > VET. > Double VLAN Support > The I350 supports a mode where most of the received and sent packet have > at least one VLAN tag in > addition to the regular tagging which might optionally be added. This mode > is used for systems where > the switches add an additional tag containing switching information. > Note: > The only packets that may not have the additional VLAN are local packets > that will not have > any VLAN tag. > This mode is activated by setting CTRL_EXT.EXT_VLAN bit. The default value > of this bit is set according > to the EXT_VLAN (bit 1) in the Initialization Control 3 EEPROM word for > ports 0 to 3. See Section 6.2.26 > for more information. > The type of the VLAN tag used for the additional VLAN is defined in the > VET.VET_EXT field. > > Based on above, I can use the > rte_eth_dev_set_vlan_offload(port_id, ETH_VLAN_EXTEND_OFFLOAD) > and > rte_eth_dev_set_vlan_ether_type(port_id, ETH_VLAN_TYPE_OUTER, 0x88A8) > to set the vlan extend offload and the corresponding eth type successfully. > > But the RSS still does not work for QinQ traffic. > > Can anyone have some input? > > Thanks, >
-- Alex,
