From 7713aaf464599091d7a43fdae69fd69f0dd942f9 Mon Sep 17 00:00:00 2001 From: Oliver Neukum Date: Mon, 24 Jul 2023 11:28:43 +0200 Subject: USB: document ioctl USBDEVFS_GET_SPEED Documenting this ioctl along with the other ioctls Signed-off-by: Oliver Neukum Link: https://lore.kernel.org/r/20230724092843.18410-1-oneukum@suse.com Signed-off-by: Greg Kroah-Hartman --- Documentation/driver-api/usb/usb.rst | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'Documentation/driver-api') diff --git a/Documentation/driver-api/usb/usb.rst b/Documentation/driver-api/usb/usb.rst index 2c94ff2f4385..0fcd75ee5897 100644 --- a/Documentation/driver-api/usb/usb.rst +++ b/Documentation/driver-api/usb/usb.rst @@ -420,6 +420,12 @@ USBDEVFS_CONNECTINFO know the devnum value already, it's the DDD value of the device file name. +USBDEVFS_GET_SPEED + Returns the speed of the device. The speed is returned as a + nummerical value in accordance with enum usb_device_speed + + File modification time is not updated by this request. + USBDEVFS_GETDRIVER Returns the name of the kernel driver bound to a given interface (a string). Parameter is a pointer to this structure, which is -- cgit v1.2.3