Add testcase for checking speed and duplex states for
lan743x network driver.
Testcase comprises of varying the network speed and duplex
state to 10/100/1000Mbps and half/full via ethtool.
Signed-off-by: Mohan Prasad J <mohan.prasad@xxxxxxxxxxxxx>
---
.../net/hw/microchip/lan743x/lan743x.py | 33 +++++++++++++++++++
1 file changed, 33 insertions(+)
diff --git a/tools/testing/selftests/drivers/net/hw/microchip/lan743x/lan743x.py b/tools/testing/selftests/drivers/net/hw/microchip/lan743x/lan743x.py
index f1ad97dc2..59f0be2a7 100755
--- a/tools/testing/selftests/drivers/net/hw/microchip/lan743x/lan743x.py
+++ b/tools/testing/selftests/drivers/net/hw/microchip/lan743x/lan743x.py
@@ -36,12 +36,45 @@ def verify_autonegotiation(ifname: str, expected_state: str) -> None:
actual_state = autoneg_match.group(1)
ksft_eq(actual_state, expected_state)
+def set_speed_and_duplex(ifname: str, speed: str, duplex: str) -> None:
+ """Set the speed and duplex state for the interface"""
+ process = ethtool(f"--change {ifname} speed {speed} duplex {duplex} autoneg on")
+
+ if process.ret != 0:
+ raise KsftFailEx(f"Not able to set speeed and duplex parameters for {ifname}")
+ ksft_pr(f"Speed: {speed} Mbps, Duplex: {duplex} set for Interface: {ifname}")
+
+def verify_speed_and_duplex(ifname: str, expected_speed: str, expected_duplex: str) -> None:
+ verify_link_up(ifname)
+ """Verifying the speed and duplex state for the interface"""
+ output = ethtool(f"{ifname}")
+ with open(f"/sys/class/net/{ifname}/speed", "r") as fp:
+ actual_speed = fp.read().strip()
+ with open(f"/sys/class/net/{ifname}/duplex", "r") as fp:
+ actual_duplex = fp.read().strip()
+
+ ksft_eq(actual_speed, expected_speed)
+ ksft_eq(actual_duplex, expected_duplex)
+
def test_autonegotiation(cfg) -> None:
for state in ["off", "on"]:
set_autonegotiation_state(cfg.ifname, state)
time.sleep(5)
verify_autonegotiation(cfg.ifname, state)
+def test_network_speed(cfg) -> None:
+ speeds = ["10", "100", "1000"]
+ duplex_modes = ["half", "full"]
+
+ for speed in speeds:
+ for duplex in duplex_modes:
+ # Skip for speed = 1000Mbps, duplex = Half
+ if speed == "1000" and duplex == "half":
+ continue
+ set_speed_and_duplex(cfg.ifname, speed, duplex)
+ time.sleep(5)
+ verify_speed_and_duplex(cfg.ifname, speed, duplex)
+
def main() -> None:
with NetDrvEpEnv(__file__) as cfg:
ksft_run(globs=globals(), case_pfx={"test_"}, args=(cfg,))
--
2.43.0
