diff mbox series

[net-next,v3,2/3] selftests: nic_link_layer: Add selftest case for speed and duplex states

Message ID 20241016215014.401476-3-mohan.prasad@microchip.com
State New
Headers show
Series selftests: Add selftest for link layer and performance testing | expand

Commit Message

Mohan Prasad J Oct. 16, 2024, 9:50 p.m. UTC 
Add selftest case for testing the speed and duplex state of
local NIC driver and the partner based on the supported
link modes obtained from the ethtool. Speed and duplex states
are varied and verified using ethtool.

Signed-off-by: Mohan Prasad J <mohan.prasad@microchip.com>
---
 .../drivers/net/hw/nic_link_layer.py          | 21 +++++++++++++++++++
 1 file changed, 21 insertions(+)
diff mbox series

Patch

diff --git a/tools/testing/selftests/drivers/net/hw/nic_link_layer.py b/tools/testing/selftests/drivers/net/hw/nic_link_layer.py
index fb046efbe..4548da3d9 100644
--- a/tools/testing/selftests/drivers/net/hw/nic_link_layer.py
+++ b/tools/testing/selftests/drivers/net/hw/nic_link_layer.py
@@ -73,6 +73,27 @@  def test_autonegotiation(cfg, link_config) -> None:
         time.sleep(time_delay)
         verify_autonegotiation(cfg, state, link_config)
 
+def test_network_speed(cfg, link_config) -> None:
+    common_link_modes = link_config.common_link_modes
+    if not common_link_modes:
+        KsftSkipEx("No common link modes exist")
+    speeds, duplex_modes = link_config.get_speed_duplex_values(common_link_modes)
+
+    if speeds and duplex_modes and len(speeds) == len(duplex_modes):
+        for idx in range(len(speeds)):
+            speed = speeds[idx]
+            duplex = duplex_modes[idx]
+            if link_config.set_speed_and_duplex(speed, duplex) == False:
+                raise KsftFailEx(f"Unable to set speed and duplex parameters for {cfg.ifname}")
+            time.sleep(time_delay)
+            if link_config.verify_speed_and_duplex(speed, duplex) == False:
+                raise KsftSkipEx(f"Unable to verify speed and duplex states for interface {cfg.ifname}")
+    else:
+        if not speeds or not duplex_modes:
+            KsftSkipEx(f"No supported speeds or duplex modes found for interface {cfg.ifname}")
+        else:
+            KsftSkipEx("Mismatch in the number of speeds and duplex modes")
+
 def main() -> None:
     with NetDrvEpEnv(__file__, nsim_test=False) as cfg:
         link_config = LinkConfig(cfg)