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net/ice/base: add ethertype check for dummy packet

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In order to support switch rule for ethertype filter
with ipv6 ethertype id, it has to check ethertype
then find a proper dummy packet.

Signed-off-by: Wei Zhao <wei.zhao1@intel.com>
Signed-off-by: Paul M Stillwell Jr <paul.m.stillwell.jr@intel.com>
Signed-off-by: Qi Zhang <qi.z.zhang@intel.com>
Acked-by: Qiming Yang <qiming.yang@intel.com>
This commit is contained in:
Qi Zhang 2020-03-30 19:45:26 +08:00 committed by Ferruh Yigit
parent e40daec8c6
commit 25a6a176b4
1 changed files with 7 additions and 0 deletions
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7
drivers/net/ice/base/ice_switch.c
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@ -12,6 +12,7 @@
#define ICE_MAX_VLAN_ID 0xFFF
#define ICE_IPV4_NVGRE_PROTO_ID 0x002F
#define ICE_PPP_IPV6_PROTO_ID 0x0057
#define ICE_IPV6_ETHER_ID 0x86DD
/* Dummy ethernet header needed in the ice_aqc_sw_rules_elem
* struct to configure any switch filter rules.
@ -5962,6 +5963,12 @@ ice_find_dummy_packet(struct ice_adv_lkup_elem *lkups, u16 lkups_cnt,
lkups[i].m_u.pppoe_hdr.ppp_prot_id ==
0xFFFF)
ipv6 = true;
else if (lkups[i].type == ICE_ETYPE_OL &&
lkups[i].h_u.ethertype.ethtype_id ==
CPU_TO_BE16(ICE_IPV6_ETHER_ID) &&
lkups[i].m_u.ethertype.ethtype_id ==
0xFFFF)
ipv6 = true;
}
if (tun_type == ICE_SW_TUN_GTP) {