From: Oliver Neukum Date: Mon, 24 Jul 2023 09:28:43 +0000 (+0200) Subject: USB: document ioctl USBDEVFS_GET_SPEED X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=7713aaf464599091d7a43fdae69fd69f0dd942f9;p=linux.git 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 --- diff --git a/Documentation/driver-api/usb/usb.rst b/Documentation/driver-api/usb/usb.rst index 2c94ff2f43857..0fcd75ee5897b 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