diff options
Diffstat (limited to 'Documentation/ABI/testing/sysfs-bus-thunderbolt')
-rw-r--r-- | Documentation/ABI/testing/sysfs-bus-thunderbolt | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-thunderbolt b/Documentation/ABI/testing/sysfs-bus-thunderbolt index 82e80de78dd0..bd504ed323e8 100644 --- a/Documentation/ABI/testing/sysfs-bus-thunderbolt +++ b/Documentation/ABI/testing/sysfs-bus-thunderbolt @@ -236,3 +236,36 @@ KernelVersion: 4.15 Contact: thunderbolt-software@lists.01.org Description: This contains XDomain service specific settings as bitmask. Format: %x + +What: /sys/bus/thunderbolt/devices/<device>:<port>.<index>/device +Date: Oct 2020 +KernelVersion: v5.9 +Contact: Mika Westerberg <mika.westerberg@linux.intel.com> +Description: Retimer device identifier read from the hardware. + +What: /sys/bus/thunderbolt/devices/<device>:<port>.<index>/nvm_authenticate +Date: Oct 2020 +KernelVersion: v5.9 +Contact: Mika Westerberg <mika.westerberg@linux.intel.com> +Description: When new NVM image is written to the non-active NVM + area (through non_activeX NVMem device), the + authentication procedure is started by writing 1 to + this file. If everything goes well, the device is + restarted with the new NVM firmware. If the image + verification fails an error code is returned instead. + + When read holds status of the last authentication + operation if an error occurred during the process. + Format: %x. + +What: /sys/bus/thunderbolt/devices/<device>:<port>.<index>/nvm_version +Date: Oct 2020 +KernelVersion: v5.9 +Contact: Mika Westerberg <mika.westerberg@linux.intel.com> +Description: Holds retimer NVM version number. Format: %x.%x, major.minor. + +What: /sys/bus/thunderbolt/devices/<device>:<port>.<index>/vendor +Date: Oct 2020 +KernelVersion: v5.9 +Contact: Mika Westerberg <mika.westerberg@linux.intel.com> +Description: Retimer vendor identifier read from the hardware. |