[PATCH v7 1/7] ethtool: Add 10base-T1L link mode entry

From: alexandru.tachici
Date: Fri Apr 29 2022 - 11:27:48 EST


From: Alexandru Tachici <alexandru.tachici@xxxxxxxxxx>

Add entry for the 10base-T1L full duplex mode.

Reviewed-by: Andrew Lunn <andrew@xxxxxxx>
Reviewed-by: Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx>
Signed-off-by: Alexandru Tachici <alexandru.tachici@xxxxxxxxxx>
---
drivers/net/phy/phy-core.c | 3 ++-
drivers/net/phy/phy_device.c | 3 ++-
drivers/net/phy/phylink.c | 4 +++-
include/linux/phy.h | 2 +-
include/uapi/linux/ethtool.h | 1 +
net/ethtool/common.c | 3 +++
6 files changed, 12 insertions(+), 4 deletions(-)

diff --git a/drivers/net/phy/phy-core.c b/drivers/net/phy/phy-core.c
index 2001f3329133..1f2531a1a876 100644
--- a/drivers/net/phy/phy-core.c
+++ b/drivers/net/phy/phy-core.c
@@ -13,7 +13,7 @@
*/
const char *phy_speed_to_str(int speed)
{
- BUILD_BUG_ON_MSG(__ETHTOOL_LINK_MODE_MASK_NBITS != 92,
+ BUILD_BUG_ON_MSG(__ETHTOOL_LINK_MODE_MASK_NBITS != 93,
"Enum ethtool_link_mode_bit_indices and phylib are out of sync. "
"If a speed or mode has been added please update phy_speed_to_str "
"and the PHY settings array.\n");
@@ -176,6 +176,7 @@ static const struct phy_setting settings[] = {
/* 10M */
PHY_SETTING( 10, FULL, 10baseT_Full ),
PHY_SETTING( 10, HALF, 10baseT_Half ),
+ PHY_SETTING( 10, FULL, 10baseT1L_Full ),
};
#undef PHY_SETTING

diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c
index f867042b2eb4..1369daeded14 100644
--- a/drivers/net/phy/phy_device.c
+++ b/drivers/net/phy/phy_device.c
@@ -90,8 +90,9 @@ const int phy_10_100_features_array[4] = {
};
EXPORT_SYMBOL_GPL(phy_10_100_features_array);

-const int phy_basic_t1_features_array[2] = {
+const int phy_basic_t1_features_array[3] = {
ETHTOOL_LINK_MODE_TP_BIT,
+ ETHTOOL_LINK_MODE_10baseT1L_Full_BIT,
ETHTOOL_LINK_MODE_100baseT1_Full_BIT,
};
EXPORT_SYMBOL_GPL(phy_basic_t1_features_array);
diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c
index 33c285252584..d707604d1d5a 100644
--- a/drivers/net/phy/phylink.c
+++ b/drivers/net/phy/phylink.c
@@ -168,8 +168,10 @@ static void phylink_caps_to_linkmodes(unsigned long *linkmodes,
if (caps & MAC_10HD)
__set_bit(ETHTOOL_LINK_MODE_10baseT_Half_BIT, linkmodes);

- if (caps & MAC_10FD)
+ if (caps & MAC_10FD) {
__set_bit(ETHTOOL_LINK_MODE_10baseT_Full_BIT, linkmodes);
+ __set_bit(ETHTOOL_LINK_MODE_10baseT1L_Full_BIT, linkmodes);
+ }

if (caps & MAC_100HD) {
__set_bit(ETHTOOL_LINK_MODE_100baseT_Half_BIT, linkmodes);
diff --git a/include/linux/phy.h b/include/linux/phy.h
index 36ca2b5c2253..b12af9e2f389 100644
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
@@ -65,7 +65,7 @@ extern const int phy_basic_ports_array[3];
extern const int phy_fibre_port_array[1];
extern const int phy_all_ports_features_array[7];
extern const int phy_10_100_features_array[4];
-extern const int phy_basic_t1_features_array[2];
+extern const int phy_basic_t1_features_array[3];
extern const int phy_gbit_features_array[2];
extern const int phy_10gbit_features_array[1];

diff --git a/include/uapi/linux/ethtool.h b/include/uapi/linux/ethtool.h
index 7bc4b8def12c..e0f0ee9bc89e 100644
--- a/include/uapi/linux/ethtool.h
+++ b/include/uapi/linux/ethtool.h
@@ -1691,6 +1691,7 @@ enum ethtool_link_mode_bit_indices {
ETHTOOL_LINK_MODE_400000baseCR4_Full_BIT = 89,
ETHTOOL_LINK_MODE_100baseFX_Half_BIT = 90,
ETHTOOL_LINK_MODE_100baseFX_Full_BIT = 91,
+ ETHTOOL_LINK_MODE_10baseT1L_Full_BIT = 92,
/* must be last entry */
__ETHTOOL_LINK_MODE_MASK_NBITS
};
diff --git a/net/ethtool/common.c b/net/ethtool/common.c
index 0c5210015911..566adf85e658 100644
--- a/net/ethtool/common.c
+++ b/net/ethtool/common.c
@@ -201,6 +201,7 @@ const char link_mode_names[][ETH_GSTRING_LEN] = {
__DEFINE_LINK_MODE_NAME(400000, CR4, Full),
__DEFINE_LINK_MODE_NAME(100, FX, Half),
__DEFINE_LINK_MODE_NAME(100, FX, Full),
+ __DEFINE_LINK_MODE_NAME(10, T1L, Full),
};
static_assert(ARRAY_SIZE(link_mode_names) == __ETHTOOL_LINK_MODE_MASK_NBITS);

@@ -236,6 +237,7 @@ static_assert(ARRAY_SIZE(link_mode_names) == __ETHTOOL_LINK_MODE_MASK_NBITS);
#define __LINK_MODE_LANES_T1 1
#define __LINK_MODE_LANES_X 1
#define __LINK_MODE_LANES_FX 1
+#define __LINK_MODE_LANES_T1L 1

#define __DEFINE_LINK_MODE_PARAMS(_speed, _type, _duplex) \
[ETHTOOL_LINK_MODE(_speed, _type, _duplex)] = { \
@@ -349,6 +351,7 @@ const struct link_mode_info link_mode_params[] = {
__DEFINE_LINK_MODE_PARAMS(400000, CR4, Full),
__DEFINE_LINK_MODE_PARAMS(100, FX, Half),
__DEFINE_LINK_MODE_PARAMS(100, FX, Full),
+ __DEFINE_LINK_MODE_PARAMS(10, T1L, Full),
};
static_assert(ARRAY_SIZE(link_mode_params) == __ETHTOOL_LINK_MODE_MASK_NBITS);

--
2.25.1