diff options
| author | Martyna Szapar-Mudlaw <martyna.szapar-mudlaw@intel.com> | 2022-03-25 11:30:49 +0100 |
|---|---|---|
| committer | Tony Nguyen <anthony.l.nguyen@intel.com> | 2022-06-30 13:53:33 -0700 |
| commit | ea71b967a50785fed7129aaf0e7cb201944c01e7 (patch) | |
| tree | 0eddb9d530d9ca7086f08257850d2bac8a379cfe /drivers/net/ethernet/intel/ice/ice_tc_lib.c | |
| parent | 06bca7c2685a9ab129ede0272de00d92c40347ac (diff) | |
ice: Add support for VLAN TPID filters in switchdev
Enable support for adding TC rules that filter on the VLAN tag type
in switchdev mode.
Signed-off-by: Martyna Szapar-Mudlaw <martyna.szapar-mudlaw@intel.com>
Tested-by: Sandeep Penigalapati <sandeep.penigalapati@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_tc_lib.c')
| -rw-r--r-- | drivers/net/ethernet/intel/ice/ice_tc_lib.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_tc_lib.c b/drivers/net/ethernet/intel/ice/ice_tc_lib.c index faf5bfd8d157..2fb3ef918e3b 100644 --- a/drivers/net/ethernet/intel/ice/ice_tc_lib.c +++ b/drivers/net/ethernet/intel/ice/ice_tc_lib.c @@ -138,6 +138,18 @@ ice_sw_type_from_tunnel(enum ice_tunnel_type type) } } +static u16 ice_check_supported_vlan_tpid(u16 vlan_tpid) +{ + switch (vlan_tpid) { + case ETH_P_8021Q: + case ETH_P_8021AD: + case ETH_P_QINQ1: + return vlan_tpid; + default: + return 0; + } +} + static int ice_tc_fill_tunnel_outer(u32 flags, struct ice_tc_flower_fltr *fltr, struct ice_adv_lkup_elem *list) @@ -273,8 +285,11 @@ ice_tc_fill_rules(struct ice_hw *hw, u32 flags, { struct ice_tc_flower_lyr_2_4_hdrs *headers = &tc_fltr->outer_headers; bool inner = false; + u16 vlan_tpid = 0; int i = 0; + rule_info->vlan_type = vlan_tpid; + rule_info->tun_type = ice_sw_type_from_tunnel(tc_fltr->tunnel_type); if (tc_fltr->tunnel_type != TNL_LAST) { i = ice_tc_fill_tunnel_outer(flags, tc_fltr, list); @@ -315,6 +330,10 @@ ice_tc_fill_rules(struct ice_hw *hw, u32 flags, /* copy VLAN info */ if (flags & ICE_TC_FLWR_FIELD_VLAN) { + vlan_tpid = be16_to_cpu(headers->vlan_hdr.vlan_tpid); + rule_info->vlan_type = + ice_check_supported_vlan_tpid(vlan_tpid); + if (flags & ICE_TC_FLWR_FIELD_CVLAN) list[i].type = ICE_VLAN_EX; else @@ -1075,6 +1094,8 @@ ice_parse_cls_flower(struct net_device *filter_dev, struct ice_vsi *vsi, cpu_to_be16(match.key->vlan_id & VLAN_VID_MASK); if (match.mask->vlan_priority) headers->vlan_hdr.vlan_prio = match.key->vlan_priority; + if (match.mask->vlan_tpid) + headers->vlan_hdr.vlan_tpid = match.key->vlan_tpid; } if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_CVLAN)) { |