mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-18 09:44:18 +08:00
e5760fdac8
This splits the gadget zero "loopback" configuration into a standalone "configuration driver", building on the composite gadget framework code. It doesn't yet pull the original code out of gadget zero or update how that driver is built. Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
26 lines
717 B
C
26 lines
717 B
C
/*
|
|
* This header declares the utility functions used by "Gadget Zero", plus
|
|
* interfaces to its two single-configuration function drivers.
|
|
*/
|
|
|
|
#ifndef __G_ZERO_H
|
|
#define __G_ZERO_H
|
|
|
|
#include <linux/usb/composite.h>
|
|
|
|
/* global state */
|
|
extern unsigned buflen;
|
|
extern const struct usb_descriptor_header *otg_desc[];
|
|
|
|
/* common utilities */
|
|
struct usb_request *alloc_ep_req(struct usb_ep *ep);
|
|
void free_ep_req(struct usb_ep *ep, struct usb_request *req);
|
|
void disable_endpoints(struct usb_composite_dev *cdev,
|
|
struct usb_ep *in, struct usb_ep *out);
|
|
|
|
/* configuration-specific linkup */
|
|
int sourcesink_add(struct usb_composite_dev *cdev);
|
|
int loopback_add(struct usb_composite_dev *cdev);
|
|
|
|
#endif /* __G_ZERO_H */
|