[PATCH net-next] selftests: drv-net: tso: add new tests for ip6tnl, ipip, and sit tunnels

[Daniel Zahka <daniel.zahka@gmail.com>]

Add new tunnel test cases for ip6tnl, ipip, and sit. ip6tnl supports
ipv[46] as inner l3 header, and the other two tunnels only support a
single inner l3 type.

Signed-off-by: Daniel Zahka <daniel.zahka@gmail.com>
---
Example run:

  # Detected qstat for LSO wire-packets
  TAP version 13
  1..18
  ok 1 tso.ipv4
  # Testing with mangleid enabled
  ok 2 tso.vxlan4_ipv4
  ok 3 tso.vxlan4_ipv6
  # Testing with mangleid enabled
  ok 4 tso.vxlan_csum4_ipv4
  ok 5 tso.vxlan_csum4_ipv6
  # Testing with mangleid enabled
  ok 6 tso.gre4_ipv4
  ok 7 tso.gre4_ipv6
  ok 8 tso.ip4_ipv6
  # Testing with mangleid enabled
  ok 9 tso.ip4_ipv4
  ok 10 tso.ipv6
  # Testing with mangleid enabled
  ok 11 tso.vxlan6_ipv4
  ok 12 tso.vxlan6_ipv6
  # Testing with mangleid enabled
  ok 13 tso.vxlan_csum6_ipv4
  ok 14 tso.vxlan_csum6_ipv6
  # Testing with mangleid enabled
  ok 15 tso.gre6_ipv4
  ok 16 tso.gre6_ipv6
  ok 17 tso.ip6_ipv4
  ok 18 tso.ip6_ipv6
  # Totals: pass:18 fail:0 xfail:0 xpass:0 skip:0 error:0
---
 tools/testing/selftests/drivers/net/hw/config | 3 +++
 tools/testing/selftests/drivers/net/hw/tso.py | 3 +++
 2 files changed, 6 insertions(+)

diff --git a/tools/testing/selftests/drivers/net/hw/config b/tools/testing/selftests/drivers/net/hw/config
index 8c132ace2b8d..b9f406dd7282 100644
--- a/tools/testing/selftests/drivers/net/hw/config
+++ b/tools/testing/selftests/drivers/net/hw/config
@@ -10,10 +10,13 @@ CONFIG_INET_ESP_OFFLOAD=y
 CONFIG_IO_URING=y
 CONFIG_IPV6=y
 CONFIG_IPV6_GRE=y
+CONFIG_IPV6_SIT=y
+CONFIG_IPV6_TUNNEL=y
 CONFIG_NET_CLS_ACT=y
 CONFIG_NET_CLS_BPF=y
 CONFIG_NET_IPGRE=y
 CONFIG_NET_IPGRE_DEMUX=y
+CONFIG_NET_IPIP=y
 CONFIG_NETKIT=y
 CONFIG_NET_SCH_INGRESS=y
 CONFIG_UDMABUF=y
diff --git a/tools/testing/selftests/drivers/net/hw/tso.py b/tools/testing/selftests/drivers/net/hw/tso.py
index bb675e3dac88..1b789fea8929 100755
--- a/tools/testing/selftests/drivers/net/hw/tso.py
+++ b/tools/testing/selftests/drivers/net/hw/tso.py
@@ -239,6 +239,9 @@ def main() -> None:
             ("vxlan_csum", "", "tx-udp_tnl-csum-segmentation", ("vxlan", "id 100 dstport 4789 udpcsum", ("4", "6"))),
             ("gre",        "4", "tx-gre-segmentation",         ("gre",   "", ("4", "6"))),
             ("gre",        "6", "tx-gre-segmentation",         ("ip6gre","", ("4", "6"))),
+            ("ip",         "6", "tx-ipxip6-segmentation",      ("ip6tnl","mode any", ("4", "6"))),
+            ("ip",         "4", "tx-ipxip4-segmentation",      ("sit","", ("6", ))),
+            ("ip",         "4", "tx-ipxip4-segmentation",      ("ipip","", ("4", ))),
         )
 
         cases = []

---
base-commit: 8415598365503ced2e3d019491b0a2756c85c494
change-id: 20260529-tso-tunnels-3fa1b9f07099

Best regards,
-- 
Daniel Zahka <daniel.zahka@gmail.com>