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 <kiran.patil@intel.com>
Signed-off-by: Qi Zhang <qi.z.zhang@intel.com>
Acked-by: Qiming Yang <qiming.yang@intel.com>

diff --git a/drivers/net/ice/base/ice_protocol_type.h b/drivers/net/ice/base/ice_protocol_type.h
index d769ad0..ee1f29d 100644 (file)
--- 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 4568242..2d0dd4b 100644 (file)
--- 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);