include/fastboot_usb.h

/*
 * Copyright (c) 2024 The Fuchsia Authors
 *
 * SPDX-License-Identifier:	BSD-3-Clause
 */

#include <linux/usb/gadget.h>
#include <linux/usb/composite.h>

#define EP_BUFFER_SIZE 4096

typedef void (*usb_req_cb)(struct usb_ep *ep, struct usb_request *req);

struct f_fastboot {
	struct usb_function usb_function;

	/* IN/OUT EP's and corresponding requests */
	struct usb_ep *in_ep, *out_ep;
	struct usb_request *in_req, *out_req;
};

// `fastboot_func` contains USB IN/OUT EP's and the corresponding USB requests.
extern struct f_fastboot *fastboot_func;

// Sets custom Fastboot USB completion callback.
int set_fastboot_usb_completion_cb(usb_req_cb out_req, usb_req_cb in_req);

// Resets to default Fastboot USB completion callback.
void reset_fastboot_usb_completion_cb(void);