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-rw-r--r--net/ethtool/common.c86
-rw-r--r--net/ethtool/common.h5
-rw-r--r--net/ethtool/ioctl.c6
3 files changed, 97 insertions, 0 deletions
diff --git a/net/ethtool/common.c b/net/ethtool/common.c
index 8b5e11e7e0a6..0a8728565356 100644
--- a/net/ethtool/common.c
+++ b/net/ethtool/common.c
@@ -83,3 +83,89 @@ phy_tunable_strings[__ETHTOOL_PHY_TUNABLE_COUNT][ETH_GSTRING_LEN] = {
[ETHTOOL_PHY_FAST_LINK_DOWN] = "phy-fast-link-down",
[ETHTOOL_PHY_EDPD] = "phy-energy-detect-power-down",
};
+
+#define __LINK_MODE_NAME(speed, type, duplex) \
+ #speed "base" #type "/" #duplex
+#define __DEFINE_LINK_MODE_NAME(speed, type, duplex) \
+ [ETHTOOL_LINK_MODE(speed, type, duplex)] = \
+ __LINK_MODE_NAME(speed, type, duplex)
+#define __DEFINE_SPECIAL_MODE_NAME(_mode, _name) \
+ [ETHTOOL_LINK_MODE_ ## _mode ## _BIT] = _name
+
+const char link_mode_names[][ETH_GSTRING_LEN] = {
+ __DEFINE_LINK_MODE_NAME(10, T, Half),
+ __DEFINE_LINK_MODE_NAME(10, T, Full),
+ __DEFINE_LINK_MODE_NAME(100, T, Half),
+ __DEFINE_LINK_MODE_NAME(100, T, Full),
+ __DEFINE_LINK_MODE_NAME(1000, T, Half),
+ __DEFINE_LINK_MODE_NAME(1000, T, Full),
+ __DEFINE_SPECIAL_MODE_NAME(Autoneg, "Autoneg"),
+ __DEFINE_SPECIAL_MODE_NAME(TP, "TP"),
+ __DEFINE_SPECIAL_MODE_NAME(AUI, "AUI"),
+ __DEFINE_SPECIAL_MODE_NAME(MII, "MII"),
+ __DEFINE_SPECIAL_MODE_NAME(FIBRE, "FIBRE"),
+ __DEFINE_SPECIAL_MODE_NAME(BNC, "BNC"),
+ __DEFINE_LINK_MODE_NAME(10000, T, Full),
+ __DEFINE_SPECIAL_MODE_NAME(Pause, "Pause"),
+ __DEFINE_SPECIAL_MODE_NAME(Asym_Pause, "Asym_Pause"),
+ __DEFINE_LINK_MODE_NAME(2500, X, Full),
+ __DEFINE_SPECIAL_MODE_NAME(Backplane, "Backplane"),
+ __DEFINE_LINK_MODE_NAME(1000, KX, Full),
+ __DEFINE_LINK_MODE_NAME(10000, KX4, Full),
+ __DEFINE_LINK_MODE_NAME(10000, KR, Full),
+ __DEFINE_SPECIAL_MODE_NAME(10000baseR_FEC, "10000baseR_FEC"),
+ __DEFINE_LINK_MODE_NAME(20000, MLD2, Full),
+ __DEFINE_LINK_MODE_NAME(20000, KR2, Full),
+ __DEFINE_LINK_MODE_NAME(40000, KR4, Full),
+ __DEFINE_LINK_MODE_NAME(40000, CR4, Full),
+ __DEFINE_LINK_MODE_NAME(40000, SR4, Full),
+ __DEFINE_LINK_MODE_NAME(40000, LR4, Full),
+ __DEFINE_LINK_MODE_NAME(56000, KR4, Full),
+ __DEFINE_LINK_MODE_NAME(56000, CR4, Full),
+ __DEFINE_LINK_MODE_NAME(56000, SR4, Full),
+ __DEFINE_LINK_MODE_NAME(56000, LR4, Full),
+ __DEFINE_LINK_MODE_NAME(25000, CR, Full),
+ __DEFINE_LINK_MODE_NAME(25000, KR, Full),
+ __DEFINE_LINK_MODE_NAME(25000, SR, Full),
+ __DEFINE_LINK_MODE_NAME(50000, CR2, Full),
+ __DEFINE_LINK_MODE_NAME(50000, KR2, Full),
+ __DEFINE_LINK_MODE_NAME(100000, KR4, Full),
+ __DEFINE_LINK_MODE_NAME(100000, SR4, Full),
+ __DEFINE_LINK_MODE_NAME(100000, CR4, Full),
+ __DEFINE_LINK_MODE_NAME(100000, LR4_ER4, Full),
+ __DEFINE_LINK_MODE_NAME(50000, SR2, Full),
+ __DEFINE_LINK_MODE_NAME(1000, X, Full),
+ __DEFINE_LINK_MODE_NAME(10000, CR, Full),
+ __DEFINE_LINK_MODE_NAME(10000, SR, Full),
+ __DEFINE_LINK_MODE_NAME(10000, LR, Full),
+ __DEFINE_LINK_MODE_NAME(10000, LRM, Full),
+ __DEFINE_LINK_MODE_NAME(10000, ER, Full),
+ __DEFINE_LINK_MODE_NAME(2500, T, Full),
+ __DEFINE_LINK_MODE_NAME(5000, T, Full),
+ __DEFINE_SPECIAL_MODE_NAME(FEC_NONE, "None"),
+ __DEFINE_SPECIAL_MODE_NAME(FEC_RS, "RS"),
+ __DEFINE_SPECIAL_MODE_NAME(FEC_BASER, "BASER"),
+ __DEFINE_LINK_MODE_NAME(50000, KR, Full),
+ __DEFINE_LINK_MODE_NAME(50000, SR, Full),
+ __DEFINE_LINK_MODE_NAME(50000, CR, Full),
+ __DEFINE_LINK_MODE_NAME(50000, LR_ER_FR, Full),
+ __DEFINE_LINK_MODE_NAME(50000, DR, Full),
+ __DEFINE_LINK_MODE_NAME(100000, KR2, Full),
+ __DEFINE_LINK_MODE_NAME(100000, SR2, Full),
+ __DEFINE_LINK_MODE_NAME(100000, CR2, Full),
+ __DEFINE_LINK_MODE_NAME(100000, LR2_ER2_FR2, Full),
+ __DEFINE_LINK_MODE_NAME(100000, DR2, Full),
+ __DEFINE_LINK_MODE_NAME(200000, KR4, Full),
+ __DEFINE_LINK_MODE_NAME(200000, SR4, Full),
+ __DEFINE_LINK_MODE_NAME(200000, LR4_ER4_FR4, Full),
+ __DEFINE_LINK_MODE_NAME(200000, DR4, Full),
+ __DEFINE_LINK_MODE_NAME(200000, CR4, Full),
+ __DEFINE_LINK_MODE_NAME(100, T1, Full),
+ __DEFINE_LINK_MODE_NAME(1000, T1, Full),
+ __DEFINE_LINK_MODE_NAME(400000, KR8, Full),
+ __DEFINE_LINK_MODE_NAME(400000, SR8, Full),
+ __DEFINE_LINK_MODE_NAME(400000, LR8_ER8_FR8, Full),
+ __DEFINE_LINK_MODE_NAME(400000, DR8, Full),
+ __DEFINE_LINK_MODE_NAME(400000, CR8, Full),
+};
+static_assert(ARRAY_SIZE(link_mode_names) == __ETHTOOL_LINK_MODE_MASK_NBITS);
diff --git a/net/ethtool/common.h b/net/ethtool/common.h
index 336566430be4..bbb788908cb1 100644
--- a/net/ethtool/common.h
+++ b/net/ethtool/common.h
@@ -5,6 +5,10 @@
#include <linux/ethtool.h>
+/* compose link mode index from speed, type and duplex */
+#define ETHTOOL_LINK_MODE(speed, type, duplex) \
+ ETHTOOL_LINK_MODE_ ## speed ## base ## type ## _ ## duplex ## _BIT
+
extern const char
netdev_features_strings[NETDEV_FEATURE_COUNT][ETH_GSTRING_LEN];
extern const char
@@ -13,5 +17,6 @@ extern const char
tunable_strings[__ETHTOOL_TUNABLE_COUNT][ETH_GSTRING_LEN];
extern const char
phy_tunable_strings[__ETHTOOL_PHY_TUNABLE_COUNT][ETH_GSTRING_LEN];
+extern const char link_mode_names[][ETH_GSTRING_LEN];
#endif /* _ETHTOOL_COMMON_H */
diff --git a/net/ethtool/ioctl.c b/net/ethtool/ioctl.c
index b262db5a1d91..aed2c2cf1623 100644
--- a/net/ethtool/ioctl.c
+++ b/net/ethtool/ioctl.c
@@ -154,6 +154,9 @@ static int __ethtool_get_sset_count(struct net_device *dev, int sset)
!ops->get_ethtool_phy_stats)
return phy_ethtool_get_sset_count(dev->phydev);
+ if (sset == ETH_SS_LINK_MODES)
+ return __ETHTOOL_LINK_MODE_MASK_NBITS;
+
if (ops->get_sset_count && ops->get_strings)
return ops->get_sset_count(dev, sset);
else
@@ -178,6 +181,9 @@ static void __ethtool_get_strings(struct net_device *dev,
else if (stringset == ETH_SS_PHY_STATS && dev->phydev &&
!ops->get_ethtool_phy_stats)
phy_ethtool_get_strings(dev->phydev, data);
+ else if (stringset == ETH_SS_LINK_MODES)
+ memcpy(data, link_mode_names,
+ __ETHTOOL_LINK_MODE_MASK_NBITS * ETH_GSTRING_LEN);
else
/* ops->get_strings is valid because checked earlier */
ops->get_strings(dev, stringset, data);