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net/ice: support IPv6 NAT-T

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This patch add switch filter support for IPv6 NAT-T packets,
it enable switch filter to direct IPv6 packets with
NAT-T payload to specific action.

Signed-off-by: Wei Zhao <wei.zhao1@intel.com>
Acked-by: Qi Zhang <qi.z.zhang@intel.com>
This commit is contained in:
Wei Zhao 2020-04-03 12:46:05 +08:00 committed by Ferruh Yigit
parent 277f125f00
commit 45b53ed370
3 changed files with 33 additions and 2 deletions
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14
drivers/net/ice/ice_generic_flow.c
View File

@ -1394,6 +1394,20 @@ enum rte_flow_item_type pattern_eth_ipv6_ah[] = {
RTE_FLOW_ITEM_TYPE_AH,
RTE_FLOW_ITEM_TYPE_END,
};
enum rte_flow_item_type pattern_eth_ipv6_udp_esp[] = {
RTE_FLOW_ITEM_TYPE_ETH,
RTE_FLOW_ITEM_TYPE_IPV6,
RTE_FLOW_ITEM_TYPE_UDP,
RTE_FLOW_ITEM_TYPE_ESP,
RTE_FLOW_ITEM_TYPE_END,
};
enum rte_flow_item_type pattern_eth_ipv6_udp_ah[] = {
RTE_FLOW_ITEM_TYPE_ETH,
RTE_FLOW_ITEM_TYPE_IPV6,
RTE_FLOW_ITEM_TYPE_UDP,
RTE_FLOW_ITEM_TYPE_AH,
RTE_FLOW_ITEM_TYPE_END,
};
enum rte_flow_item_type pattern_eth_ipv6_l2tp[] = {
RTE_FLOW_ITEM_TYPE_ETH,
RTE_FLOW_ITEM_TYPE_IPV6,

2
drivers/net/ice/ice_generic_flow.h
View File

@ -393,9 +393,11 @@ extern enum rte_flow_item_type pattern_eth_qinq_pppoes_ipv6_icmp6[];
/* ESP */
extern enum rte_flow_item_type pattern_eth_ipv6_esp[];
extern enum rte_flow_item_type pattern_eth_ipv6_udp_esp[];
/* AH */
extern enum rte_flow_item_type pattern_eth_ipv6_ah[];
extern enum rte_flow_item_type pattern_eth_ipv6_udp_ah[];
/* L2TP */
extern enum rte_flow_item_type pattern_eth_ipv6_l2tp[];

19
drivers/net/ice/ice_switch_filter.c
View File

@ -150,8 +150,12 @@ ice_pattern_match_item ice_switch_pattern_dist_comms[] = {
ICE_SW_INSET_MAC_PPPOE_PROTO, ICE_INSET_NONE},
{pattern_eth_ipv6_esp,
ICE_INSET_NONE, ICE_INSET_NONE},
{pattern_eth_ipv6_udp_esp,
ICE_INSET_NONE, ICE_INSET_NONE},
{pattern_eth_ipv6_ah,
ICE_INSET_NONE, ICE_INSET_NONE},
{pattern_eth_ipv6_udp_ah,
ICE_INSET_NONE, ICE_INSET_NONE},
{pattern_eth_ipv6_l2tp,
ICE_INSET_NONE, ICE_INSET_NONE},
{pattern_eth_ipv4_pfcp,
@ -224,8 +228,12 @@ ice_pattern_match_item ice_switch_pattern_perm[] = {
ICE_SW_INSET_PERM_TUNNEL_IPV4_TCP, ICE_INSET_NONE},
{pattern_eth_ipv6_esp,
ICE_INSET_NONE, ICE_INSET_NONE},
{pattern_eth_ipv6_udp_esp,
ICE_INSET_NONE, ICE_INSET_NONE},
{pattern_eth_ipv6_ah,
ICE_INSET_NONE, ICE_INSET_NONE},
{pattern_eth_ipv6_udp_ah,
ICE_INSET_NONE, ICE_INSET_NONE},
{pattern_eth_ipv6_l2tp,
ICE_INSET_NONE, ICE_INSET_NONE},
{pattern_eth_ipv4_pfcp,
@ -364,6 +372,7 @@ ice_switch_inset_get(const struct rte_flow_item pattern[],
uint16_t tunnel_valid = 0;
uint16_t pppoe_valid = 0;
uint16_t ipv6_valiad = 0;
uint16_t udp_valiad = 0;
for (item = pattern; item->type !=
@ -642,6 +651,7 @@ ice_switch_inset_get(const struct rte_flow_item pattern[],
case RTE_FLOW_ITEM_TYPE_UDP:
udp_spec = item->spec;
udp_mask = item->mask;
udp_valiad = 1;
if (udp_spec && udp_mask) {
/* Check UDP mask and update input set*/
if (udp_mask->hdr.dgram_len ||
@ -974,7 +984,9 @@ ice_switch_inset_get(const struct rte_flow_item pattern[],
"Invalid esp item");
return -ENOTSUP;
}
if (ipv6_valiad)
if (ipv6_valiad && udp_valiad)
*tun_type = ICE_SW_TUN_PROFID_IPV6_NAT_T;
else if (ipv6_valiad)
*tun_type = ICE_SW_TUN_PROFID_IPV6_ESP;
break;
@ -988,7 +1000,9 @@ ice_switch_inset_get(const struct rte_flow_item pattern[],
"Invalid ah item");
return -ENOTSUP;
}
if (ipv6_valiad)
if (ipv6_valiad && udp_valiad)
*tun_type = ICE_SW_TUN_PROFID_IPV6_NAT_T;
else if (ipv6_valiad)
*tun_type = ICE_SW_TUN_PROFID_IPV6_AH;
break;
@ -1237,6 +1251,7 @@ ice_is_profile_rule(enum ice_sw_tunnel_type tun_type)
case ICE_SW_TUN_PROFID_IPV6_ESP:
case ICE_SW_TUN_PROFID_IPV6_AH:
case ICE_SW_TUN_PROFID_MAC_IPV6_L2TPV3:
case ICE_SW_TUN_PROFID_IPV6_NAT_T:
case ICE_SW_TUN_PROFID_IPV4_PFCP_NODE:
case ICE_SW_TUN_PROFID_IPV4_PFCP_SESSION:
case ICE_SW_TUN_PROFID_IPV6_PFCP_NODE: