From 886a4e7fc69b0e9fbb12848246c685bbef6b9c48 Mon Sep 17 00:00:00 2001 From: Qi Zhang Date: Tue, 2 Mar 2021 15:23:50 +0800 Subject: [PATCH] net/ice/base: support switch filter (GTP tunnel+IP flow) Enabled support for advanced switch filter to satisfy match criteria such as: GTP tunnel + Inner IPv4[6] Signed-off-by: Kiran Patil Signed-off-by: Qi Zhang Acked-by: Qiming Yang --- drivers/net/ice/base/ice_protocol_type.h | 8 +- drivers/net/ice/base/ice_switch.c | 114 ++++++++++++----------- 2 files changed, 63 insertions(+), 59 deletions(-) diff --git a/drivers/net/ice/base/ice_protocol_type.h b/drivers/net/ice/base/ice_protocol_type.h index d769ad0580..ee1f29d41f 100644 --- a/drivers/net/ice/base/ice_protocol_type.h +++ b/drivers/net/ice/base/ice_protocol_type.h @@ -75,10 +75,6 @@ enum ice_sw_tunnel_type { ICE_SW_TUN_GTP, ICE_SW_TUN_IPV4_GTPU_NO_PAY, ICE_SW_TUN_IPV6_GTPU_NO_PAY, - ICE_SW_TUN_IPV4_GTPU_IPV4, - ICE_SW_TUN_IPV4_GTPU_IPV6, - ICE_SW_TUN_IPV6_GTPU_IPV4, - ICE_SW_TUN_IPV6_GTPU_IPV6, ICE_SW_TUN_PPPOE, ICE_SW_TUN_PPPOE_PAY, ICE_SW_TUN_PPPOE_IPV4, @@ -109,6 +105,10 @@ enum ice_sw_tunnel_type { ICE_SW_TUN_PPPOE_PAY_QINQ, ICE_SW_TUN_PPPOE_IPV4_QINQ, ICE_SW_TUN_PPPOE_IPV6_QINQ, + ICE_SW_TUN_IPV4_GTPU_IPV4, + ICE_SW_TUN_IPV4_GTPU_IPV6, + ICE_SW_TUN_IPV6_GTPU_IPV4, + ICE_SW_TUN_IPV6_GTPU_IPV6, ICE_ALL_TUNNELS /* All tunnel types including NVGRE */ }; diff --git a/drivers/net/ice/base/ice_switch.c b/drivers/net/ice/base/ice_switch.c index 4568242c10..2d0dd4b28c 100644 --- a/drivers/net/ice/base/ice_switch.c +++ b/drivers/net/ice/base/ice_switch.c @@ -912,39 +912,7 @@ static const u8 dummy_ipv6_gtpu_ipv6_udp_packet[] = { 0x00, 0x00, /* 2 bytes for 4 byte alignment */ }; -static const struct ice_dummy_pkt_offsets dummy_udp_gtp_packet_offsets[] = { - { ICE_MAC_OFOS, 0 }, - { ICE_IPV4_OFOS, 14 }, - { ICE_UDP_OF, 34 }, - { ICE_GTP, 42 }, - { ICE_PROTOCOL_LAST, 0 }, -}; - -static const u8 dummy_udp_gtp_packet[] = { - 0x00, 0x00, 0x00, 0x00, /* ICE_MAC_OFOS 0 */ - 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, - 0x08, 0x00, - - 0x45, 0x00, 0x00, 0x30, /* ICE_IPV4_OFOS 14 */ - 0x00, 0x00, 0x00, 0x00, - 0x00, 0x11, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, - - 0x00, 0x00, 0x08, 0x68, /* ICE_UDP_OF 34 */ - 0x00, 0x1c, 0x00, 0x00, - - 0x34, 0xff, 0x00, 0x0c, /* ICE_GTP 42 */ - 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x85, - - 0x02, 0x00, 0x00, 0x00, /* PDU Session extension header */ - 0x00, 0x00, 0x00, 0x00, -}; - -static const -struct ice_dummy_pkt_offsets dummy_ipv4_gtpu_ipv4_packet_offsets[] = { +static const struct ice_dummy_pkt_offsets dummy_ipv4_gtpu_ipv4_packet_offsets[] = { { ICE_MAC_OFOS, 0 }, { ICE_IPV4_OFOS, 14 }, { ICE_UDP_OF, 34 }, @@ -1126,8 +1094,38 @@ static const u8 dummy_ipv6_gtpu_ipv6_packet[] = { 0x00, 0x00, }; -static const -struct ice_dummy_pkt_offsets dummy_ipv4_gtp_no_pay_packet_offsets[] = { +static const struct ice_dummy_pkt_offsets dummy_udp_gtp_packet_offsets[] = { + { ICE_MAC_OFOS, 0 }, + { ICE_IPV4_OFOS, 14 }, + { ICE_UDP_OF, 34 }, + { ICE_GTP, 42 }, + { ICE_PROTOCOL_LAST, 0 }, +}; + +static const u8 dummy_udp_gtp_packet[] = { + 0x00, 0x00, 0x00, 0x00, /* ICE_MAC_OFOS 0 */ + 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, + 0x08, 0x00, + + 0x45, 0x00, 0x00, 0x30, /* ICE_IPV4_OFOS 14 */ + 0x00, 0x00, 0x00, 0x00, + 0x00, 0x11, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, + + 0x00, 0x00, 0x08, 0x68, /* ICE_UDP_OF 34 */ + 0x00, 0x1c, 0x00, 0x00, + + 0x34, 0xff, 0x00, 0x0c, /* ICE_GTP 42 */ + 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x85, + + 0x02, 0x00, 0x00, 0x00, /* PDU Session extension header */ + 0x00, 0x00, 0x00, 0x00, +}; + +static const struct ice_dummy_pkt_offsets dummy_ipv4_gtp_no_pay_packet_offsets[] = { { ICE_MAC_OFOS, 0 }, { ICE_IPV4_OFOS, 14 }, { ICE_UDP_OF, 34 }, @@ -7808,26 +7806,6 @@ ice_find_dummy_packet(struct ice_adv_lkup_elem *lkups, u16 lkups_cnt, *pkt_len = sizeof(dummy_ipv6_gtpu_ipv6_packet); *offsets = dummy_ipv6_gtp_no_pay_packet_offsets; return; - } else if (tun_type == ICE_SW_TUN_IPV4_GTPU_IPV4) { - *pkt = dummy_ipv4_gtpu_ipv4_packet; - *pkt_len = sizeof(dummy_ipv4_gtpu_ipv4_packet); - *offsets = dummy_ipv4_gtpu_ipv4_packet_offsets; - return; - } else if (tun_type == ICE_SW_TUN_IPV4_GTPU_IPV6) { - *pkt = dummy_ipv4_gtpu_ipv6_packet; - *pkt_len = sizeof(dummy_ipv4_gtpu_ipv6_packet); - *offsets = dummy_ipv4_gtpu_ipv6_packet_offsets; - return; - } else if (tun_type == ICE_SW_TUN_IPV6_GTPU_IPV4) { - *pkt = dummy_ipv6_gtpu_ipv4_packet; - *pkt_len = sizeof(dummy_ipv6_gtpu_ipv4_packet); - *offsets = dummy_ipv6_gtpu_ipv4_packet_offsets; - return; - } else if (tun_type == ICE_SW_TUN_IPV6_GTPU_IPV6) { - *pkt = dummy_ipv6_gtpu_ipv6_packet; - *pkt_len = sizeof(dummy_ipv6_gtpu_ipv6_packet); - *offsets = dummy_ipv6_gtpu_ipv6_packet_offsets; - return; } if (tun_type == ICE_SW_TUN_IPV4_ESP) { @@ -7976,6 +7954,32 @@ ice_find_dummy_packet(struct ice_adv_lkup_elem *lkups, u16 lkups_cnt, return; } + /* Support GTP tunnel + L3 */ + if (tun_type == ICE_SW_TUN_IPV4_GTPU_IPV4) { + *pkt = dummy_ipv4_gtpu_ipv4_packet; + *pkt_len = sizeof(dummy_ipv4_gtpu_ipv4_packet); + *offsets = dummy_ipv4_gtpu_ipv4_packet_offsets; + return; + } + if (tun_type == ICE_SW_TUN_IPV4_GTPU_IPV6) { + *pkt = dummy_ipv4_gtpu_ipv6_packet; + *pkt_len = sizeof(dummy_ipv4_gtpu_ipv6_packet); + *offsets = dummy_ipv4_gtpu_ipv6_packet_offsets; + return; + } + if (tun_type == ICE_SW_TUN_IPV6_GTPU_IPV4) { + *pkt = dummy_ipv6_gtpu_ipv4_packet; + *pkt_len = sizeof(dummy_ipv6_gtpu_ipv4_packet); + *offsets = dummy_ipv6_gtpu_ipv4_packet_offsets; + return; + } + if (tun_type == ICE_SW_TUN_IPV6_GTPU_IPV6) { + *pkt = dummy_ipv6_gtpu_ipv6_packet; + *pkt_len = sizeof(dummy_ipv6_gtpu_ipv6_packet); + *offsets = dummy_ipv6_gtpu_ipv6_packet_offsets; + return; + } + if (tun_type == ICE_ALL_TUNNELS) { *pkt = dummy_gre_udp_packet; *pkt_len = sizeof(dummy_gre_udp_packet); -- 2.20.1