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-rw-r--r--Documentation/ABI/testing/sysfs-bus-usb10
1 files changed, 10 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-usb b/Documentation/ABI/testing/sysfs-bus-usb
index 2b7108e219..af9b653422 100644
--- a/Documentation/ABI/testing/sysfs-bus-usb
+++ b/Documentation/ABI/testing/sysfs-bus-usb
@@ -442,6 +442,16 @@ What: /sys/bus/usb/devices/usbX/descriptors
Description:
Contains the interface descriptors, in binary.
+What: /sys/bus/usb/devices/usbX/bos_descriptors
+Date: March 2024
+Contact: Elbert Mai <code@elbertmai.com>
+Description:
+ Binary file containing the cached binary device object store (BOS)
+ of the device. This consists of the BOS descriptor followed by the
+ set of device capability descriptors. All descriptors read from
+ this file are in bus-endian format. Note that the kernel will not
+ request the BOS from a device if its bcdUSB is less than 0x0201.
+
What: /sys/bus/usb/devices/usbX/idProduct
Description:
Product ID, in hexadecimal.