Add support to enable GTP filtering using advanced switch filter mechanism.
Example of GTP filter criteria:
Outer UDP + GTP (Optional) + Inner IPv4[6] + Inner TCP/UDP
Signed-off-by: Kiran Patil <kiran.pa...@intel.com>
Signed-off-by: Qi Zhang <qi.z.zh...@intel.com>
---
drivers/net/ice/base/ice_flex_type.h | 1 +
drivers/net/ice/base/ice_switch.c | 407 +++++++++++++++++++++++++++
2 files changed, 408 insertions(+)
diff --git a/drivers/net/ice/base/ice_flex_type.h
b/drivers/net/ice/base/ice_flex_type.h
index 1dd57baccd..7d0204fa50 100644
--- a/drivers/net/ice/base/ice_flex_type.h
+++ b/drivers/net/ice/base/ice_flex_type.h
@@ -516,6 +516,7 @@ struct ice_pkg_enum {
enum ice_tunnel_type {
TNL_VXLAN = 0,
TNL_GENEVE,
+ TNL_GTP,
TNL_LAST = 0xFF,
TNL_ALL = 0xFF,
};
diff --git a/drivers/net/ice/base/ice_switch.c
b/drivers/net/ice/base/ice_switch.c
index dc55d7e3ce..45c44ca256 100644
--- a/drivers/net/ice/base/ice_switch.c
+++ b/drivers/net/ice/base/ice_switch.c
@@ -504,6 +504,413 @@ static const u8 dummy_vlan_udp_ipv6_packet[] = {
0x00, 0x00, /* 2 bytes for 4 byte alignment */
};
+/* Outer IPv4 + Outer UDP + GTP + Inner IPv4 + Inner TCP */
+static const struct ice_dummy_pkt_offsets
dummy_ipv4_gtpu_ipv4_tcp_packet_offsets[] = {
+ { ICE_MAC_OFOS, 0 },
+ { ICE_IPV4_OFOS, 14 },
+ { ICE_UDP_OF, 34 },
+ { ICE_GTP, 42 },
+ { ICE_IPV4_IL, 62 },
+ { ICE_TCP_IL, 82 },
+ { ICE_PROTOCOL_LAST, 0 },
+};
+
+static const u8 dummy_ipv4_gtpu_ipv4_tcp_packet[] = {
+ 0x00, 0x00, 0x00, 0x00, /* Ethernet 0 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x08, 0x00,
+
+ 0x45, 0x00, 0x00, 0x58, /* IP 14 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x11, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x00, 0x00, 0x08, 0x68, /* UDP 34 */
+ 0x00, 0x44, 0x00, 0x00,
+
+ 0x34, 0xff, 0x00, 0x34, /* GTP-U Header 42 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x85,
+
+ 0x02, 0x00, 0x00, 0x00, /* GTP_PDUSession_ExtensionHeader 54 */
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x45, 0x00, 0x00, 0x28, /* IP 62 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x06, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x00, 0x00, 0x00, 0x00, /* TCP 82 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x50, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x00, 0x00, /* 2 bytes for 4 byte alignment */
+};
+
+/* Outer IPv4 + Outer UDP + GTP + Inner IPv4 + Inner UDP */
+static const struct ice_dummy_pkt_offsets
dummy_ipv4_gtpu_ipv4_udp_packet_offsets[] = {
+ { ICE_MAC_OFOS, 0 },
+ { ICE_IPV4_OFOS, 14 },
+ { ICE_UDP_OF, 34 },
+ { ICE_GTP, 42 },
+ { ICE_IPV4_IL, 62 },
+ { ICE_UDP_ILOS, 82 },
+ { ICE_PROTOCOL_LAST, 0 },
+};
+
+static const u8 dummy_ipv4_gtpu_ipv4_udp_packet[] = {
+ 0x00, 0x00, 0x00, 0x00, /* Ethernet 0 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x08, 0x00,
+
+ 0x45, 0x00, 0x00, 0x4c, /* IP 14 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x11, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x00, 0x00, 0x08, 0x68, /* UDP 34 */
+ 0x00, 0x38, 0x00, 0x00,
+
+ 0x34, 0xff, 0x00, 0x28, /* GTP-U Header 42 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x85,
+
+ 0x02, 0x00, 0x00, 0x00, /* GTP_PDUSession_ExtensionHeader 54 */
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x45, 0x00, 0x00, 0x1c, /* IP 62 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x11, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x00, 0x00, 0x00, 0x00, /* UDP 82 */
+ 0x00, 0x08, 0x00, 0x00,
+
+ 0x00, 0x00, /* 2 bytes for 4 byte alignment */
+};
+
+/* Outer IPv6 + Outer UDP + GTP + Inner IPv4 + Inner TCP */
+static const struct ice_dummy_pkt_offsets
dummy_ipv4_gtpu_ipv6_tcp_packet_offsets[] = {
+ { ICE_MAC_OFOS, 0 },
+ { ICE_IPV4_OFOS, 14 },
+ { ICE_UDP_OF, 34 },
+ { ICE_GTP, 42 },
+ { ICE_IPV6_IL, 62 },
+ { ICE_TCP_IL, 102 },
+ { ICE_PROTOCOL_LAST, 0 },
+};
+
+static const u8 dummy_ipv4_gtpu_ipv6_tcp_packet[] = {
+ 0x00, 0x00, 0x00, 0x00, /* Ethernet 0 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x08, 0x00,
+
+ 0x45, 0x00, 0x00, 0x6c, /* IP 14 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x11, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x00, 0x00, 0x08, 0x68, /* UDP 34 */
+ 0x00, 0x58, 0x00, 0x00,
+
+ 0x34, 0xff, 0x00, 0x48, /* GTP-U Header 42 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x85,
+
+ 0x02, 0x00, 0x00, 0x00, /* GTP_PDUSession_ExtensionHeader 54 */
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x60, 0x00, 0x00, 0x00, /* IPv6 62 */
+ 0x00, 0x14, 0x06, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x00, 0x00, 0x00, 0x00, /* TCP 102 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x50, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x00, 0x00, /* 2 bytes for 4 byte alignment */
+};
+
+static const struct ice_dummy_pkt_offsets
dummy_ipv4_gtpu_ipv6_udp_packet_offsets[] = {
+ { ICE_MAC_OFOS, 0 },
+ { ICE_IPV4_OFOS, 14 },
+ { ICE_UDP_OF, 34 },
+ { ICE_GTP, 42 },
+ { ICE_IPV6_IL, 62 },
+ { ICE_UDP_ILOS, 102 },
+ { ICE_PROTOCOL_LAST, 0 },
+};
+
+static const u8 dummy_ipv4_gtpu_ipv6_udp_packet[] = {
+ 0x00, 0x00, 0x00, 0x00, /* Ethernet 0 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x08, 0x00,
+
+ 0x45, 0x00, 0x00, 0x60, /* IP 14 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x11, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x00, 0x00, 0x08, 0x68, /* UDP 34 */
+ 0x00, 0x4c, 0x00, 0x00,
+
+ 0x34, 0xff, 0x00, 0x3c, /* GTP-U Header 42 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x85,
+
+ 0x02, 0x00, 0x00, 0x00, /* GTP_PDUSession_ExtensionHeader 54 */
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x60, 0x00, 0x00, 0x00, /* IPv6 62 */
+ 0x00, 0x08, 0x11, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x00, 0x00, 0x00, 0x00, /* UDP 102 */
+ 0x00, 0x08, 0x00, 0x00,
+
+ 0x00, 0x00, /* 2 bytes for 4 byte alignment */
+};
+
+static const struct ice_dummy_pkt_offsets
dummy_ipv6_gtpu_ipv4_tcp_packet_offsets[] = {
+ { ICE_MAC_OFOS, 0 },
+ { ICE_IPV6_OFOS, 14 },
+ { ICE_UDP_OF, 54 },
+ { ICE_GTP, 62 },
+ { ICE_IPV4_IL, 82 },
+ { ICE_TCP_IL, 102 },
+ { ICE_PROTOCOL_LAST, 0 },
+};
+
+static const u8 dummy_ipv6_gtpu_ipv4_tcp_packet[] = {
+ 0x00, 0x00, 0x00, 0x00, /* Ethernet 0 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x86, 0xdd,
+
+ 0x60, 0x00, 0x00, 0x00, /* IPv6 14 */
+ 0x00, 0x44, 0x11, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x00, 0x00, 0x08, 0x68, /* UDP 54 */
+ 0x00, 0x44, 0x00, 0x00,
+
+ 0x34, 0xff, 0x00, 0x34, /* GTP-U Header 62 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x85,
+
+ 0x02, 0x00, 0x00, 0x00, /* GTP_PDUSession_ExtensionHeader 74 */
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x45, 0x00, 0x00, 0x28, /* IP 82 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x06, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x00, 0x00, 0x00, 0x00, /* TCP 102 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x50, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x00, 0x00, /* 2 bytes for 4 byte alignment */
+};
+
+static const struct ice_dummy_pkt_offsets
dummy_ipv6_gtpu_ipv4_udp_packet_offsets[] = {
+ { ICE_MAC_OFOS, 0 },
+ { ICE_IPV6_OFOS, 14 },
+ { ICE_UDP_OF, 54 },
+ { ICE_GTP, 62 },
+ { ICE_IPV4_IL, 82 },
+ { ICE_UDP_ILOS, 102 },
+ { ICE_PROTOCOL_LAST, 0 },
+};
+
+static const u8 dummy_ipv6_gtpu_ipv4_udp_packet[] = {
+ 0x00, 0x00, 0x00, 0x00, /* Ethernet 0 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x86, 0xdd,
+
+ 0x60, 0x00, 0x00, 0x00, /* IPv6 14 */
+ 0x00, 0x38, 0x11, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x00, 0x00, 0x08, 0x68, /* UDP 54 */
+ 0x00, 0x38, 0x00, 0x00,
+
+ 0x34, 0xff, 0x00, 0x28, /* GTP-U Header 62 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x85,
+
+ 0x02, 0x00, 0x00, 0x00, /* GTP_PDUSession_ExtensionHeader 74 */
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x45, 0x00, 0x00, 0x1c, /* IP 82 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x11, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x00, 0x00, 0x00, 0x00, /* UDP 102 */
+ 0x00, 0x08, 0x00, 0x00,
+
+ 0x00, 0x00, /* 2 bytes for 4 byte alignment */
+};
+
+static const struct ice_dummy_pkt_offsets
dummy_ipv6_gtpu_ipv6_tcp_packet_offsets[] = {
+ { ICE_MAC_OFOS, 0 },
+ { ICE_IPV6_OFOS, 14 },
+ { ICE_UDP_OF, 54 },
+ { ICE_GTP, 62 },
+ { ICE_IPV6_IL, 82 },
+ { ICE_TCP_IL, 102 },
+ { ICE_PROTOCOL_LAST, 0 },
+};
+
+static const u8 dummy_ipv6_gtpu_ipv6_tcp_packet[] = {
+ 0x00, 0x00, 0x00, 0x00, /* Ethernet 0 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x86, 0xdd,
+
+ 0x60, 0x00, 0x00, 0x00, /* IPv6 14 */
+ 0x00, 0x58, 0x11, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x00, 0x00, 0x08, 0x68, /* UDP 54 */
+ 0x00, 0x58, 0x00, 0x00,
+
+ 0x34, 0xff, 0x00, 0x48, /* GTP-U Header 62 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x85,
+
+ 0x02, 0x00, 0x00, 0x00, /* GTP_PDUSession_ExtensionHeader 74 */
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x60, 0x00, 0x00, 0x00, /* IPv6 82 */
+ 0x00, 0x14, 0x06, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x00, 0x00, 0x00, 0x00, /* TCP 122 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x50, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x00, 0x00, /* 2 bytes for 4 byte alignment */
+};
+
+static const struct ice_dummy_pkt_offsets
dummy_ipv6_gtpu_ipv6_udp_packet_offsets[] = {
+ { ICE_MAC_OFOS, 0 },
+ { ICE_IPV6_OFOS, 14 },
+ { ICE_UDP_OF, 54 },
+ { ICE_GTP, 62 },
+ { ICE_IPV6_IL, 82 },
+ { ICE_UDP_ILOS, 102 },
+ { ICE_PROTOCOL_LAST, 0 },
+};
+
+static const u8 dummy_ipv6_gtpu_ipv6_udp_packet[] = {
+ 0x00, 0x00, 0x00, 0x00, /* Ethernet 0 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x86, 0xdd,
+
+ 0x60, 0x00, 0x00, 0x00, /* IPv6 14 */
+ 0x00, 0x4c, 0x11, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x00, 0x00, 0x08, 0x68, /* UDP 54 */
+ 0x00, 0x4c, 0x00, 0x00,
+
+ 0x34, 0xff, 0x00, 0x3c, /* GTP-U Header 62 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x85,
+
+ 0x02, 0x00, 0x00, 0x00, /* GTP_PDUSession_ExtensionHeader 74 */
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x60, 0x00, 0x00, 0x00, /* IPv6 82 */
+ 0x00, 0x08, 0x11, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x00, 0x00, 0x00, 0x00, /* UDP 122 */
+ 0x00, 0x08, 0x00, 0x00,
+
+ 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 },
--
2.26.2
