@@ -255,6 +255,15 @@ Description:
is permitted, "u2" if only u2 is permitted, "u1_u2" if both u1 and
u2 are permitted.
+What: /sys/bus/usb/devices/.../(hub interface)/portX/connector
+Date: April 2021
+Contact: Heikki Krogerus <heikki.krogerus@linux.intel.com>
+Description:
+ Link to the USB Type-C connector when available. 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/usb/devices/.../power/usb2_lpm_l1_timeout
Date: May 2013
Contact: Mathias Nyman <mathias.nyman@linux.intel.com>
@@ -9,6 +9,7 @@
#include <linux/slab.h>
#include <linux/pm_qos.h>
+#include <linux/usb/typec.h>
#include "hub.h"
@@ -576,6 +577,7 @@ int usb_hub_create_port_device(struct usb_hub *hub, int port1)
}
find_and_link_peer(hub, port1);
+ typec_link_port(&port_dev->dev);
/*
* Enable runtime pm and hold a refernce that hub_configure()
@@ -619,5 +621,6 @@ void usb_hub_remove_port_device(struct usb_hub *hub, int port1)
peer = port_dev->peer;
if (peer)
unlink_peers(port_dev, peer);
+ typec_unlink_port(&port_dev->dev);
device_unregister(&port_dev->dev);
}
Creating link to the USB Type-C connector for every new port that is added when possible. Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com> --- Documentation/ABI/testing/sysfs-bus-usb | 9 +++++++++ drivers/usb/core/port.c | 3 +++ 2 files changed, 12 insertions(+)