diff options
| author | Yajun Deng <yajun.deng@linux.dev> | 2025-06-13 21:19:03 +0800 |
|---|---|---|
| committer | Paolo Abeni <pabeni@redhat.com> | 2025-06-17 15:11:51 +0200 |
| commit | 170e4e3944aa39accf64d869b27c187f8c08abc7 (patch) | |
| tree | 0ed608e44088aad7a25085aa8d2e5a654f720676 /Documentation/ABI/testing/sysfs-class-net-phydev | |
| parent | 9149a6328897acf718e68684ff432f03b40ba61a (diff) | |
net: phy: Add c45_phy_ids sysfs directory entry
The phy_id field only shows the PHY ID of the C22 device, and the C45
device did not store its PHY ID in this field.
Add a new phy_mmd_group, and export the mmd<n>_device_id for the C45
device. These files are invisible to the C22 device.
Signed-off-by: Yajun Deng <yajun.deng@linux.dev>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Link: https://patch.msgid.link/20250613131903.2961-1-yajun.deng@linux.dev
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Diffstat (limited to 'Documentation/ABI/testing/sysfs-class-net-phydev')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-class-net-phydev | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-class-net-phydev b/Documentation/ABI/testing/sysfs-class-net-phydev index ac722dd5e694..31615c59bff9 100644 --- a/Documentation/ABI/testing/sysfs-class-net-phydev +++ b/Documentation/ABI/testing/sysfs-class-net-phydev @@ -26,6 +26,16 @@ Description: This ID is used to match the device with the appropriate driver. +What: /sys/class/mdio_bus/<bus>/<device>/c45_phy_ids/mmd<n>_device_id +Date: June 2025 +KernelVersion: 6.17 +Contact: netdev@vger.kernel.org +Description: + This attribute contains the 32-bit PHY Identifier as reported + by the device during bus enumeration, encoded in hexadecimal. + These C45 IDs are used to match the device with the appropriate + driver. These files are invisible to the C22 device. + What: /sys/class/mdio_bus/<bus>/<device>/phy_interface Date: February 2014 KernelVersion: 3.15 |