linux/drivers/usb/serial/visor.c

// SPDX-License-Identifier: GPL-2.0
/*
 * USB HandSpring Visor, Palm m50x, and Sony Clie driver
 * (supports all of the Palm OS USB devices)
 *
 *	Copyright (C) 1999 - 2004
 *	    Greg Kroah-Hartman ([email protected])
 *
 * See Documentation/usb/usb-serial.rst for more information on using this
 * driver
 *
 */

#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/slab.h>
#include <linux/tty.h>
#include <linux/tty_driver.h>
#include <linux/tty_flip.h>
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/spinlock.h>
#include <linux/uaccess.h>
#include <linux/usb.h>
#include <linux/usb/serial.h>
#include <linux/usb/cdc.h>
#include "visor.h"

/*
 * Version Information
 */
#define DRIVER_AUTHOR …
#define DRIVER_DESC …

/* function prototypes for a handspring visor */
static int  visor_open(struct tty_struct *tty, struct usb_serial_port *port);
static void visor_close(struct usb_serial_port *port);
static int  visor_probe(struct usb_serial *serial,
					const struct usb_device_id *id);
static int  visor_calc_num_ports(struct usb_serial *serial,
					struct usb_serial_endpoints *epds);
static int  clie_5_calc_num_ports(struct usb_serial *serial,
					struct usb_serial_endpoints *epds);
static void visor_read_int_callback(struct urb *urb);
static int  clie_3_5_startup(struct usb_serial *serial);
static int palm_os_3_probe(struct usb_serial *serial,
					const struct usb_device_id *id);
static int palm_os_4_probe(struct usb_serial *serial,
					const struct usb_device_id *id);

static const struct usb_device_id id_table[] = …;

static const struct usb_device_id clie_id_5_table[] = …;

static const struct usb_device_id clie_id_3_5_table[] = …;

static const struct usb_device_id id_table_combined[] = …;

MODULE_DEVICE_TABLE(usb, id_table_combined);

/* All of the device info needed for the Handspring Visor,
   and Palm 4.0 devices */
static struct usb_serial_driver handspring_device = …;

/* All of the device info needed for the Clie UX50, TH55 Palm 5.0 devices */
static struct usb_serial_driver clie_5_device = …;

/* device info for the Sony Clie OS version 3.5 */
static struct usb_serial_driver clie_3_5_device = …;

static struct usb_serial_driver * const serial_drivers[] = …;

/******************************************************************************
 * Handspring Visor specific driver functions
 ******************************************************************************/
static int visor_open(struct tty_struct *tty, struct usb_serial_port *port)
{ … }


static void visor_close(struct usb_serial_port *port)
{ … }

static void visor_read_int_callback(struct urb *urb)
{ … }

static int palm_os_3_probe(struct usb_serial *serial,
						const struct usb_device_id *id)
{ … }

static int palm_os_4_probe(struct usb_serial *serial,
						const struct usb_device_id *id)
{ … }


static int visor_probe(struct usb_serial *serial,
					const struct usb_device_id *id)
{ … }

static int visor_calc_num_ports(struct usb_serial *serial,
					struct usb_serial_endpoints *epds)
{ … }

static int clie_5_calc_num_ports(struct usb_serial *serial,
					struct usb_serial_endpoints *epds)
{ … }

static int clie_3_5_startup(struct usb_serial *serial)
{ … }

module_usb_serial_driver(…);

MODULE_AUTHOR(…);
MODULE_DESCRIPTION(…);
MODULE_LICENSE(…) …;