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authorHeikki Krogerus <heikki.krogerus@linux.intel.com>2022-04-18 20:59:32 +0300
committerMika Westerberg <mika.westerberg@linux.intel.com>2022-04-29 12:17:48 +0300
commit5dddb41692849594862473e4ddf57fb52e1249d6 (patch)
tree53b9a3dc8713e72bf4d3ceb4bd13540af229a0ce /Documentation/ABI
parent84d4333c1e28cedfad37c5347b4a94a3565a454f (diff)
downloadlinux-5dddb41692849594862473e4ddf57fb52e1249d6.tar.xz
thunderbolt: Link USB4 ports to their USB Type-C connectors
Creating a symlink pointing to the correct USB Type-C connector for the on-board USB4 ports when they are created. The link will be created only if the firmware is able to describe the connection between the port and its connector. Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com> Signed-off-by: Won Chung <wonchung@google.com> Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Diffstat (limited to 'Documentation/ABI')
-rw-r--r--Documentation/ABI/testing/sysfs-bus-thunderbolt10
1 files changed, 10 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-thunderbolt b/Documentation/ABI/testing/sysfs-bus-thunderbolt
index b7e87f6c7d47..f7570c240ce8 100644
--- a/Documentation/ABI/testing/sysfs-bus-thunderbolt
+++ b/Documentation/ABI/testing/sysfs-bus-thunderbolt
@@ -293,6 +293,16 @@ Contact: thunderbolt-software@lists.01.org
Description: This contains XDomain service specific settings as
bitmask. Format: %x
+What: /sys/bus/thunderbolt/devices/usb4_portX/connector
+Date: April 2022
+Contact: Heikki Krogerus <heikki.krogerus@linux.intel.com>
+Description:
+ Symlink to the USB Type-C connector. This link is only
+ created when USB Type-C Connector Class is enabled,
+ and only if the system firmware is capable of
+ describing the connection between a port and its
+ connector.
+
What: /sys/bus/thunderbolt/devices/usb4_portX/link
Date: Sep 2021
KernelVersion: v5.14