usb_create_hcd (9) Linux Manual Page
usb_create_hcd – create and initialize an HCD structure
Synopsis
struct usb_hcd *usb_create_hcd(const struct hc_driver *driver, struct device *dev, const char *bus_name);Arguments
driver
-
- HC driver that will use this hcd
dev
- device for this HC, stored in hcd->self.controller
bus_name
- value to store in hcd->self.bus_name
Context
!in_interrupt
Description
Allocate a struct usb_hcd, with extra space at the end for the HC driver’s private data. Initialize the generic members of the hcd structure.
Return
On success, a pointer to the created and initialized HCD structure. On failure (e.g. if memory is unavailable), NULL.