linux/sound/usb/line6/toneport.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Line 6 Linux USB driver
 *
 * Copyright (C) 2004-2010 Markus Grabner ([email protected])
 *                         Emil Myhrman ([email protected])
 */

#include <linux/wait.h>
#include <linux/usb.h>
#include <linux/slab.h>
#include <linux/module.h>
#include <linux/leds.h>
#include <sound/core.h>
#include <sound/control.h>

#include "capture.h"
#include "driver.h"
#include "playback.h"

enum line6_device_type { … };

struct usb_line6_toneport;

struct toneport_led { … };

struct usb_line6_toneport { … };

#define line6_to_toneport(x) …

static int toneport_send_cmd(struct usb_device *usbdev, int cmd1, int cmd2);

#define TONEPORT_PCM_DELAY …

static const struct snd_ratden toneport_ratden = …;

static struct line6_pcm_properties toneport_pcm_properties = …;

static const struct { … } toneport_source_info[] = …;

static int toneport_send_cmd(struct usb_device *usbdev, int cmd1, int cmd2)
{ … }

/* monitor info callback */
static int snd_toneport_monitor_info(struct snd_kcontrol *kcontrol,
				     struct snd_ctl_elem_info *uinfo)
{ … }

/* monitor get callback */
static int snd_toneport_monitor_get(struct snd_kcontrol *kcontrol,
				    struct snd_ctl_elem_value *ucontrol)
{ … }

/* monitor put callback */
static int snd_toneport_monitor_put(struct snd_kcontrol *kcontrol,
				    struct snd_ctl_elem_value *ucontrol)
{ … }

/* source info callback */
static int snd_toneport_source_info(struct snd_kcontrol *kcontrol,
				    struct snd_ctl_elem_info *uinfo)
{ … }

/* source get callback */
static int snd_toneport_source_get(struct snd_kcontrol *kcontrol,
				   struct snd_ctl_elem_value *ucontrol)
{ … }

/* source put callback */
static int snd_toneport_source_put(struct snd_kcontrol *kcontrol,
				   struct snd_ctl_elem_value *ucontrol)
{ … }

static void toneport_startup(struct usb_line6 *line6)
{ … }

/* control definition */
static const struct snd_kcontrol_new toneport_control_monitor = …;

/* source selector definition */
static const struct snd_kcontrol_new toneport_control_source = …;

/*
	For the led on Guitarport.
	Brightness goes from 0x00 to 0x26. Set a value above this to have led
	blink.
	(void cmd_0x02(byte red, byte green)
*/

static bool toneport_has_led(struct usb_line6_toneport *toneport)
{ … }

static const char * const toneport_led_colors[2] = …;
static const int toneport_led_init_vals[2] = …;

static void toneport_update_led(struct usb_line6_toneport *toneport)
{ … }

static void toneport_led_brightness_set(struct led_classdev *led_cdev,
					enum led_brightness brightness)
{ … }

static int toneport_init_leds(struct usb_line6_toneport *toneport)
{ … }

static void toneport_remove_leds(struct usb_line6_toneport *toneport)
{ … }

static bool toneport_has_source_select(struct usb_line6_toneport *toneport)
{ … }

/*
	Setup Toneport device.
*/
static int toneport_setup(struct usb_line6_toneport *toneport)
{ … }

/*
	Toneport device disconnected.
*/
static void line6_toneport_disconnect(struct usb_line6 *line6)
{ … }


/*
	 Try to init Toneport device.
*/
static int toneport_init(struct usb_line6 *line6,
			 const struct usb_device_id *id)
{ … }

#ifdef CONFIG_PM
/*
	Resume Toneport device after reset.
*/
static int toneport_reset_resume(struct usb_interface *interface)
{ … }
#endif

#define LINE6_DEVICE(prod) …
#define LINE6_IF_NUM(prod, n) …

/* table of devices that work with this driver */
static const struct usb_device_id toneport_id_table[] = …;

MODULE_DEVICE_TABLE(usb, toneport_id_table);

static const struct line6_properties toneport_properties_table[] = …;

/*
	Probe USB device.
*/
static int toneport_probe(struct usb_interface *interface,
			  const struct usb_device_id *id)
{ … }

static struct usb_driver toneport_driver = …;

module_usb_driver(…) …;

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