usb_get_maximum_speed (9) Linux Manual Page
usb_get_maximum_speed – Get maximum requested speed for a given USB controller.
Synopsis
- enum usb_device_speed usb_get_maximum_speed(struct device
* dev);
Arguments
dev
-
- Pointer to the given USB controller device
Description
The function gets the maximum speed string from property “maximum-speed”, and returns the corresponding enum usb_device_speed.