u-boot/include/g_dnl.h
Mateusz Zalega c4d0e85604 USB: gadget: added a saner gadget downloader registration API
Preprocessor definitions and hardcoded implementation selection in
g_dnl core were replaced by a linker list made of (usb_function_name,
bind_callback) pairs.

Signed-off-by: Mateusz Zalega <m.zalega@samsung.com>
Acked-by: Lukasz Majewski <l.majewski@samsung.com>
Acked-by: Marek Vasut <marex@denx.de>
2014-05-05 08:21:47 +02:00

43 lines
1.1 KiB
C

/*
* Copyright (C) 2012 Samsung Electronics
* Lukasz Majewski <l.majewski@samsung.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __G_DOWNLOAD_H_
#define __G_DOWNLOAD_H_
#include <linux/usb/ch9.h>
#include <linux/usb/gadget.h>
#include <linux/usb/composite.h>
#include <linker_lists.h>
/*
* @usb_fname: unescaped USB function name
* @callback_ptr: bind callback, one per function name
*/
#define DECLARE_GADGET_BIND_CALLBACK(usb_fname, callback_ptr) \
ll_entry_declare(struct g_dnl_bind_callback, \
__usb_function_name_##usb_fname, \
g_dnl_bind_callbacks) = { \
.usb_function_name = #usb_fname, \
.fptr = callback_ptr \
}
typedef int (*g_dnl_bind_callback_f)(struct usb_configuration *);
/* used in Gadget downloader callback linker list */
struct g_dnl_bind_callback {
const char *usb_function_name;
g_dnl_bind_callback_f fptr;
};
int g_dnl_bind_fixup(struct usb_device_descriptor *, const char *);
int g_dnl_board_usb_cable_connected(void);
int g_dnl_register(const char *s);
void g_dnl_unregister(void);
void g_dnl_set_serialnumber(char *);
#endif /* __G_DOWNLOAD_H_ */