linux/sound/usb/hiface/chip.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * Linux driver for M2Tech hiFace compatible devices
 *
 * Copyright 2012-2013 (C) M2TECH S.r.l and Amarula Solutions B.V.
 *
 * Authors:  Michael Trimarchi <[email protected]>
 *           Antonio Ospite <[email protected]>
 *
 * The driver is based on the work done in TerraTec DMX 6Fire USB
 */

#include <linux/module.h>
#include <linux/slab.h>
#include <sound/initval.h>

#include "chip.h"
#include "pcm.h"

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

static int index[SNDRV_CARDS] = …; /* Index 0-max */
static char *id[SNDRV_CARDS] = …; /* Id for card */
static bool enable[SNDRV_CARDS] = …; /* Enable this card */

#define DRIVER_NAME …
#define CARD_NAME …

module_param_array(…);
MODULE_PARM_DESC(…) …;
module_param_array(…);
MODULE_PARM_DESC(…) …;
module_param_array(…);
MODULE_PARM_DESC(…) …;

static DEFINE_MUTEX(register_mutex);

struct hiface_vendor_quirk { … };

static int hiface_chip_create(struct usb_interface *intf,
			      struct usb_device *device, int idx,
			      const struct hiface_vendor_quirk *quirk,
			      struct hiface_chip **rchip)
{ … }

static int hiface_chip_probe(struct usb_interface *intf,
			     const struct usb_device_id *usb_id)
{ … }

static void hiface_chip_disconnect(struct usb_interface *intf)
{ … }

static const struct usb_device_id device_table[] = …;

MODULE_DEVICE_TABLE(usb, device_table);

static struct usb_driver hiface_usb_driver = …;

module_usb_driver(…) …;