C++ (Cpp) g_dnl_config_register示例

示例#1

文件： g_dnl.c 项目： khadas/u-boot

static int g_dnl_bind(struct usb_composite_dev *cdev)
{
	struct usb_gadget *gadget = cdev->gadget;
	int id, ret;
	int gcnum;
	char *s=NULL;

	debug("%s: gadget: 0x%p cdev: 0x%p\n", __func__, gadget, cdev);

	id = usb_string_id(cdev);

	if (id < 0)
		return id;
	g_dnl_string_defs[0].id = id;
	device_desc.iManufacturer = id;

	id = usb_string_id(cdev);
	if (id < 0)
		return id;

	g_dnl_string_defs[1].id = id;
	device_desc.iProduct = id;

	id = usb_string_id(cdev);
	if (id < 0)
		return id;

	g_dnl_string_defs[2].id = id;
	device_desc.iSerialNumber = id;

	s = get_usid_string();
	if (s)
		g_dnl_set_serialnumber(s);

	g_dnl_bind_fixup(&device_desc, cdev->driver->name);
	ret = g_dnl_config_register(cdev);
	if (ret)
		goto error;

	gcnum = g_dnl_get_bcd_device_number(cdev);
	if (gcnum >= 0)
		device_desc.bcdDevice = cpu_to_le16(gcnum);
	else {
		debug("%s: controller '%s' not recognized\n",
			__func__, gadget->name);
		device_desc.bcdDevice = __constant_cpu_to_le16(0x9999);
	}

	debug("%s: calling usb_gadget_connect for "
			"controller '%s'\n", __func__, gadget->name);
	usb_gadget_connect(gadget);

	return 0;

 error:
	g_dnl_unbind(cdev);
	return -ENOMEM;
}

示例#2

文件： g_dnl.c 项目： suriyanr/u-boot-odroid-c1

static int g_dnl_config_register(struct usb_composite_dev *cdev)
{
	static struct usb_configuration config = {
		.label = "usb_dnload",
		.bmAttributes =	USB_CONFIG_ATT_ONE | USB_CONFIG_ATT_SELFPOWER,
		.bConfigurationValue =	CONFIG_USBDOWNLOADER,
		.iConfiguration =	STRING_USBDOWN,

		.bind = g_dnl_do_config,
	};

	return usb_add_config(cdev, &config);
}

static int g_dnl_bind(struct usb_composite_dev *cdev)
{
	struct usb_gadget *gadget = cdev->gadget;
	int id, ret;
	int gcnum;

	debug("%s: gadget: 0x%p cdev: 0x%p\n", __func__, gadget, cdev);

	id = usb_string_id(cdev);

	if (id < 0)
		return id;
	g_dnl_string_defs[0].id = id;
	device_desc.iManufacturer = id;

	id = usb_string_id(cdev);
	if (id < 0)
		return id;

	g_dnl_string_defs[1].id = id;
	device_desc.iProduct = id;

	id = usb_string_id(cdev);
	if (id < 0)
		return id;
        char *s = getenv("fbt_id#");
        if (s)
                g_dnl_string_defs[2].s = s;
	g_dnl_string_defs[2].id = id;
	device_desc.iSerialNumber = id;

	ret = g_dnl_config_register(cdev);
	if (ret)
		goto error;

	gcnum = usb_gadget_controller_number(gadget);

	debug("gcnum: %d\n", gcnum);
	if (gcnum >= 0)
		device_desc.bcdDevice = cpu_to_le16(0x0200 + gcnum);
	else {
		debug("%s: controller '%s' not recognized\n",
			shortname, gadget->name);
		device_desc.bcdDevice = __constant_cpu_to_le16(0x9999);
	}

	return 0;

 error:
	g_dnl_unbind(cdev);
	return -ENOMEM;
}

static struct usb_composite_driver g_dnl_driver = {
	.name = NULL,
	.dev = &device_desc,
	.strings = g_dnl_composite_strings,

	.bind = g_dnl_bind,
	.unbind = g_dnl_unbind,
};

int g_dnl_register(const char *type)
{
	/* We only allow "dfu" atm, so 3 should be enough */
	static char name[sizeof(shortname) + 3];
	int ret;

	if (!strcmp(type, "dfu")) {
		strcpy(name, shortname);
		strcat(name, type);
#if defined(CONFIG_CMD_FASTBOOT)
        } else if (!strcmp(type, "fastboot")) {
		strcpy(name, shortname);
		strcat(name, type);
#endif
#if defined(CONFIG_USB_GADGET_MASS_STORAGE)
	} else if (!strcmp(type, "ums")) {
		strcpy(name, shortname);
		strcat(name, type);
#endif
	} else {
		printf("%s: unknown command: %s\n", __func__, type);
		return -EINVAL;
	}

	g_dnl_driver.name = name;

	debug("%s: g_dnl_driver.name: %s\n", __func__, g_dnl_driver.name);
	ret = usb_composite_register(&g_dnl_driver);

	if (ret) {
		printf("%s: failed!, error: %d\n", __func__, ret);
		return ret;
	}

	return 0;
}

void g_dnl_unregister(void)
{
	usb_composite_unregister(&g_dnl_driver);
}