netdev - [PATCH net-next v7 7/8] net: selftests: Add selftests sets with fixed speed

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Message-Id: <20250219194213.10448-8-gerhard@engleder-embedded.com>
Date: Wed, 19 Feb 2025 20:42:12 +0100
From: Gerhard Engleder <gerhard@...leder-embedded.com>
To: andrew@...n.ch,
	hkallweit1@...il.com,
	linux@...linux.org.uk,
	davem@...emloft.net,
	edumazet@...gle.com,
	kuba@...nel.org,
	pabeni@...hat.com
Cc: netdev@...r.kernel.org,
	Gerhard Engleder <gerhard@...leder-embedded.com>
Subject: [PATCH net-next v7 7/8] net: selftests: Add selftests sets with fixed speed

Add PHY loopback selftest sets with fixed 100 Mbps and 1000 Mbps speed.

Signed-off-by: Gerhard Engleder <gerhard@...leder-embedded.com>
---
 include/net/selftests.h |  4 ++++
 net/core/selftests.c    | 46 +++++++++++++++++++++++++++++++++++++++++
 2 files changed, 50 insertions(+)

diff --git a/include/net/selftests.h b/include/net/selftests.h
index a3e9bb959e3d..ba781fa6249a 100644
--- a/include/net/selftests.h
+++ b/include/net/selftests.h
@@ -7,9 +7,13 @@
 /**
  * enum net_selftest_set - selftest set ID
  * @NET_SELFTEST_CARRIER: Loopback tests based on carrier speed
+ * @NET_SELFTEST_100: Loopback tests with 100 Mbps
+ * @NET_SELFTEST_1000: Loopback tests with 1000 Mbps
  */
 enum net_selftest_set {
 	NET_TEST_LOOPBACK_CARRIER = 0,
+	NET_TEST_LOOPBACK_100,
+	NET_TEST_LOOPBACK_1000,
 };
 
 #if IS_ENABLED(CONFIG_NET_SELFTESTS)
diff --git a/net/core/selftests.c b/net/core/selftests.c
index 3a597a38566e..3149bd1f15d3 100644
--- a/net/core/selftests.c
+++ b/net/core/selftests.c
@@ -324,6 +324,26 @@ static int net_test_phy_loopback_enable_fn(struct net_device *ndev)
 
 static const NET_TEST(phy_loopback_enable, "PHY loopback enable");
 
+static int net_test_phy_loopback_100_enable_fn(struct net_device *ndev)
+{
+	if (!ndev->phydev)
+		return -EOPNOTSUPP;
+
+	return phy_loopback(ndev->phydev, true, 100);
+}
+
+static const NET_TEST(phy_loopback_100_enable, "PHY loopback 100 Mbps");
+
+static int net_test_phy_loopback_1000_enable_fn(struct net_device *ndev)
+{
+	if (!ndev->phydev)
+		return -EOPNOTSUPP;
+
+	return phy_loopback(ndev->phydev, true, 1000);
+}
+
+static const NET_TEST(phy_loopback_1000_enable, "PHY loopback 1000 Mbps");
+
 static int net_test_phy_loopback_disable_fn(struct net_device *ndev)
 {
 	if (!ndev->phydev)
@@ -376,11 +396,33 @@ static const struct net_test *net_selftests_carrier[] = {
 	&net_test_phy_loopback_disable,
 };
 
+static const struct net_test *net_selftests_100[] = {
+	&net_test_phy_phydev,
+	&net_test_phy_loopback_100_enable,
+	&net_test_phy_loopback_udp,
+	&net_test_phy_loopback_udp_mtu,
+	&net_test_phy_loopback_tcp,
+	&net_test_phy_loopback_disable,
+};
+
+static const struct net_test *net_selftests_1000[] = {
+	&net_test_phy_phydev,
+	&net_test_phy_loopback_1000_enable,
+	&net_test_phy_loopback_udp,
+	&net_test_phy_loopback_udp_mtu,
+	&net_test_phy_loopback_tcp,
+	&net_test_phy_loopback_disable,
+};
+
 static const struct net_test **net_selftests_set_get(int set)
 {
 	switch (set) {
 	case NET_TEST_LOOPBACK_CARRIER:
 		return net_selftests_carrier;
+	case NET_TEST_LOOPBACK_100:
+		return net_selftests_100;
+	case NET_TEST_LOOPBACK_1000:
+		return net_selftests_1000;
 	}
 
 	return NULL;
@@ -415,6 +457,10 @@ int net_selftest_set_get_count(int set)
 	switch (set) {
 	case NET_TEST_LOOPBACK_CARRIER:
 		return ARRAY_SIZE(net_selftests_carrier);
+	case NET_TEST_LOOPBACK_100:
+		return ARRAY_SIZE(net_selftests_100);
+	case NET_TEST_LOOPBACK_1000:
+		return ARRAY_SIZE(net_selftests_1000);
 	default:
 		return -EINVAL;
 	}
-- 
2.39.5