[deliverable/linux.git] / sound / usb / line6 / toneport.c

/*
 * Line6 Linux USB driver - 0.9.1beta
 *
 * Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at)
 *                         Emil Myhrman (emil.myhrman@gmail.com)
 *
 *	This program is free software; you can redistribute it and/or
 *	modify it under the terms of the GNU General Public License as
 *	published by the Free Software Foundation, version 2.
 *
 */

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

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

enum line6_device_type {
	LINE6_GUITARPORT,
	LINE6_PODSTUDIO_GX,
	LINE6_PODSTUDIO_UX1,
	LINE6_PODSTUDIO_UX2,
	LINE6_TONEPORT_GX,
	LINE6_TONEPORT_UX1,
	LINE6_TONEPORT_UX2,
};

struct usb_line6_toneport {
	/**
		Generic Line6 USB data.
	*/
	struct usb_line6 line6;

	/**
		Source selector.
	*/
	int source;

	/**
		Serial number of device.
	*/
	int serial_number;

	/**
		Firmware version (x 100).
	*/
	int firmware_version;

	/**
		 Timer for delayed PCM startup.
	*/
	struct timer_list timer;

	/**
		 Device type.
	*/
	enum line6_device_type type;
};

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

#define TONEPORT_PCM_DELAY 1

static struct snd_ratden toneport_ratden = {
	.num_min = 44100,
	.num_max = 44100,
	.num_step = 1,
	.den = 1
};

static struct line6_pcm_properties toneport_pcm_properties = {
	.snd_line6_playback_hw = {
				  .info = (SNDRV_PCM_INFO_MMAP |
					   SNDRV_PCM_INFO_INTERLEAVED |
					   SNDRV_PCM_INFO_BLOCK_TRANSFER |
					   SNDRV_PCM_INFO_MMAP_VALID |
					   SNDRV_PCM_INFO_PAUSE |
					   SNDRV_PCM_INFO_SYNC_START),
				  .formats = SNDRV_PCM_FMTBIT_S16_LE,
				  .rates = SNDRV_PCM_RATE_KNOT,
				  .rate_min = 44100,
				  .rate_max = 44100,
				  .channels_min = 2,
				  .channels_max = 2,
				  .buffer_bytes_max = 60000,
				  .period_bytes_min = 64,
				  .period_bytes_max = 8192,
				  .periods_min = 1,
				  .periods_max = 1024},
	.snd_line6_capture_hw = {
				 .info = (SNDRV_PCM_INFO_MMAP |
					  SNDRV_PCM_INFO_INTERLEAVED |
					  SNDRV_PCM_INFO_BLOCK_TRANSFER |
					  SNDRV_PCM_INFO_MMAP_VALID |
					  SNDRV_PCM_INFO_SYNC_START),
				 .formats = SNDRV_PCM_FMTBIT_S16_LE,
				 .rates = SNDRV_PCM_RATE_KNOT,
				 .rate_min = 44100,
				 .rate_max = 44100,
				 .channels_min = 2,
				 .channels_max = 2,
				 .buffer_bytes_max = 60000,
				 .period_bytes_min = 64,
				 .period_bytes_max = 8192,
				 .periods_min = 1,
				 .periods_max = 1024},
	.snd_line6_rates = {
			    .nrats = 1,
			    .rats = &toneport_ratden},
	.bytes_per_frame = 4
};

/*
	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 int led_red = 0x00;
static int led_green = 0x26;

static const struct {
	const char *name;
	int code;
} toneport_source_info[] = {
	{"Microphone", 0x0a01},
	{"Line", 0x0801},
	{"Instrument", 0x0b01},
	{"Inst & Mic", 0x0901}
};

static bool toneport_has_led(enum line6_device_type type)
{
	return
	    (type == LINE6_GUITARPORT) ||
	    (type == LINE6_TONEPORT_GX);
	/* add your device here if you are missing support for the LEDs */
}

static void toneport_update_led(struct device *dev)
{
	struct usb_interface *interface = to_usb_interface(dev);
	struct usb_line6_toneport *tp = usb_get_intfdata(interface);
	struct usb_line6 *line6;

	if (!tp)
		return;

	line6 = &tp->line6;
	if (line6)
		toneport_send_cmd(line6->usbdev, (led_red << 8) | 0x0002,
				  led_green);
}

static ssize_t toneport_set_led_red(struct device *dev,
				    struct device_attribute *attr,
				    const char *buf, size_t count)
{
	int retval;

	retval = kstrtoint(buf, 10, &led_red);
	if (retval)
		return retval;

	toneport_update_led(dev);
	return count;
}

static ssize_t toneport_set_led_green(struct device *dev,
				      struct device_attribute *attr,
				      const char *buf, size_t count)
{
	int retval;

	retval = kstrtoint(buf, 10, &led_green);
	if (retval)
		return retval;

	toneport_update_led(dev);
	return count;
}

static DEVICE_ATTR(led_red, S_IWUSR | S_IRUGO, line6_nop_read,
		   toneport_set_led_red);
static DEVICE_ATTR(led_green, S_IWUSR | S_IRUGO, line6_nop_read,
		   toneport_set_led_green);

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

	ret = usb_control_msg(usbdev, usb_sndctrlpipe(usbdev, 0), 0x67,
			      USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_OUT,
			      cmd1, cmd2, NULL, 0, LINE6_TIMEOUT * HZ);

	if (ret < 0) {
		dev_err(&usbdev->dev, "send failed (error %d)\n", ret);
		return ret;
	}

	return 0;
}

/* monitor info callback */
static int snd_toneport_monitor_info(struct snd_kcontrol *kcontrol,
				     struct snd_ctl_elem_info *uinfo)
{
	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
	uinfo->count = 1;
	uinfo->value.integer.min = 0;
	uinfo->value.integer.max = 256;
	return 0;
}

/* monitor get callback */
static int snd_toneport_monitor_get(struct snd_kcontrol *kcontrol,
				    struct snd_ctl_elem_value *ucontrol)
{
	struct snd_line6_pcm *line6pcm = snd_kcontrol_chip(kcontrol);

	ucontrol->value.integer.value[0] = line6pcm->volume_monitor;
	return 0;
}

/* monitor put callback */
static int snd_toneport_monitor_put(struct snd_kcontrol *kcontrol,
				    struct snd_ctl_elem_value *ucontrol)
{
	struct snd_line6_pcm *line6pcm = snd_kcontrol_chip(kcontrol);

	if (ucontrol->value.integer.value[0] == line6pcm->volume_monitor)
		return 0;

	line6pcm->volume_monitor = ucontrol->value.integer.value[0];

	if (line6pcm->volume_monitor > 0)
		line6_pcm_acquire(line6pcm, LINE6_BITS_PCM_MONITOR);
	else
		line6_pcm_release(line6pcm, LINE6_BITS_PCM_MONITOR);

	return 1;
}

/* source info callback */
static int snd_toneport_source_info(struct snd_kcontrol *kcontrol,
				    struct snd_ctl_elem_info *uinfo)
{
	const int size = ARRAY_SIZE(toneport_source_info);

	uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
	uinfo->count = 1;
	uinfo->value.enumerated.items = size;

	if (uinfo->value.enumerated.item >= size)
		uinfo->value.enumerated.item = size - 1;

	strcpy(uinfo->value.enumerated.name,
	       toneport_source_info[uinfo->value.enumerated.item].name);

	return 0;
}

/* source get callback */
static int snd_toneport_source_get(struct snd_kcontrol *kcontrol,
				   struct snd_ctl_elem_value *ucontrol)
{
	struct snd_line6_pcm *line6pcm = snd_kcontrol_chip(kcontrol);
	struct usb_line6_toneport *toneport =
	    (struct usb_line6_toneport *)line6pcm->line6;
	ucontrol->value.enumerated.item[0] = toneport->source;
	return 0;
}

/* source put callback */
static int snd_toneport_source_put(struct snd_kcontrol *kcontrol,
				   struct snd_ctl_elem_value *ucontrol)
{
	struct snd_line6_pcm *line6pcm = snd_kcontrol_chip(kcontrol);
	struct usb_line6_toneport *toneport =
	    (struct usb_line6_toneport *)line6pcm->line6;
	unsigned int source;

	source = ucontrol->value.enumerated.item[0];
	if (source >= ARRAY_SIZE(toneport_source_info))
		return -EINVAL;
	if (source == toneport->source)
		return 0;

	toneport->source = source;
	toneport_send_cmd(toneport->line6.usbdev,
			  toneport_source_info[source].code, 0x0000);
	return 1;
}

static void toneport_start_pcm(unsigned long arg)
{
	struct usb_line6_toneport *toneport = (struct usb_line6_toneport *)arg;
	struct usb_line6 *line6 = &toneport->line6;

	line6_pcm_acquire(line6->line6pcm, LINE6_BITS_PCM_MONITOR);
}

/* control definition */
static struct snd_kcontrol_new toneport_control_monitor = {
	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
	.name = "Monitor Playback Volume",
	.index = 0,
	.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
	.info = snd_toneport_monitor_info,
	.get = snd_toneport_monitor_get,
	.put = snd_toneport_monitor_put
};

/* source selector definition */
static struct snd_kcontrol_new toneport_control_source = {
	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
	.name = "PCM Capture Source",
	.index = 0,
	.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
	.info = snd_toneport_source_info,
	.get = snd_toneport_source_get,
	.put = snd_toneport_source_put
};

/*
	Setup Toneport device.
*/
static void toneport_setup(struct usb_line6_toneport *toneport)
{
	int ticks;
	struct usb_line6 *line6 = &toneport->line6;
	struct usb_device *usbdev = line6->usbdev;

	/* sync time on device with host: */
	ticks = (int)get_seconds();
	line6_write_data(line6, 0x80c6, &ticks, 4);

	/* enable device: */
	toneport_send_cmd(usbdev, 0x0301, 0x0000);

	/* initialize source select: */
	switch (toneport->type) {
	case LINE6_TONEPORT_UX1:
	case LINE6_TONEPORT_UX2:
	case LINE6_PODSTUDIO_UX1:
	case LINE6_PODSTUDIO_UX2:
		toneport_send_cmd(usbdev,
				  toneport_source_info[toneport->source].code,
				  0x0000);
	default:
		break;
	}

	if (toneport_has_led(toneport->type))
		toneport_update_led(&usbdev->dev);
}

/*
	Toneport device disconnected.
*/
static void line6_toneport_disconnect(struct usb_interface *interface)
{
	struct usb_line6_toneport *toneport;
	u16 idProduct;

	if (interface == NULL)
		return;

	toneport = usb_get_intfdata(interface);
	del_timer_sync(&toneport->timer);
	idProduct = le16_to_cpu(toneport->line6.usbdev->descriptor.idProduct);

	if (toneport_has_led(idProduct)) {
		device_remove_file(&interface->dev, &dev_attr_led_red);
		device_remove_file(&interface->dev, &dev_attr_led_green);
	}
}


/*
	 Try to init Toneport device.
*/
static int toneport_init(struct usb_interface *interface,
			 struct usb_line6 *line6)
{
	int err;
	struct usb_line6_toneport *toneport =  (struct usb_line6_toneport *) line6;

	if ((interface == NULL) || (toneport == NULL))
		return -ENODEV;

	line6->disconnect = line6_toneport_disconnect;

	/* initialize PCM subsystem: */
	err = line6_init_pcm(line6, &toneport_pcm_properties);
	if (err < 0)
		return err;

	/* register monitor control: */
	err = snd_ctl_add(line6->card,
			  snd_ctl_new1(&toneport_control_monitor,
				       line6->line6pcm));
	if (err < 0)
		return err;

	/* register source select control: */
	switch (toneport->type) {
	case LINE6_TONEPORT_UX1:
	case LINE6_TONEPORT_UX2:
	case LINE6_PODSTUDIO_UX1:
	case LINE6_PODSTUDIO_UX2:
		err =
		    snd_ctl_add(line6->card,
				snd_ctl_new1(&toneport_control_source,
					     line6->line6pcm));
		if (err < 0)
			return err;

	default:
		break;
	}

	line6_read_serial_number(line6, &toneport->serial_number);
	line6_read_data(line6, 0x80c2, &toneport->firmware_version, 1);

	if (toneport_has_led(toneport->type)) {
		CHECK_RETURN(device_create_file
			     (&interface->dev, &dev_attr_led_red));
		CHECK_RETURN(device_create_file
			     (&interface->dev, &dev_attr_led_green));
	}

	toneport_setup(toneport);

	setup_timer(&toneport->timer, toneport_start_pcm,
		    (unsigned long)toneport);
	mod_timer(&toneport->timer, jiffies + TONEPORT_PCM_DELAY * HZ);

	/* register audio system: */
	return snd_card_register(line6->card);
}

#ifdef CONFIG_PM
/*
	Resume Toneport device after reset.
*/
static int toneport_reset_resume(struct usb_interface *interface)
{
	toneport_setup(usb_get_intfdata(interface));
	return line6_resume(interface);
}
#endif

#define LINE6_DEVICE(prod) USB_DEVICE(0x0e41, prod)
#define LINE6_IF_NUM(prod, n) USB_DEVICE_INTERFACE_NUMBER(0x0e41, prod, n)

/* table of devices that work with this driver */
static const struct usb_device_id toneport_id_table[] = {
	{ LINE6_DEVICE(0x4750),    .driver_info = LINE6_GUITARPORT },
	{ LINE6_DEVICE(0x4153),    .driver_info = LINE6_PODSTUDIO_GX },
	{ LINE6_DEVICE(0x4150),    .driver_info = LINE6_PODSTUDIO_UX1 },
	{ LINE6_IF_NUM(0x4151, 0), .driver_info = LINE6_PODSTUDIO_UX2 },
	{ LINE6_DEVICE(0x4147),    .driver_info = LINE6_TONEPORT_GX },
	{ LINE6_DEVICE(0x4141),    .driver_info = LINE6_TONEPORT_UX1 },
	{ LINE6_IF_NUM(0x4142, 0), .driver_info = LINE6_TONEPORT_UX2 },
	{}
};

MODULE_DEVICE_TABLE(usb, toneport_id_table);

static const struct line6_properties toneport_properties_table[] = {
	[LINE6_GUITARPORT] = {
		.id = "GuitarPort",
		.name = "GuitarPort",
		.capabilities	= LINE6_CAP_PCM,
		.altsetting = 2,  /* 1..4 seem to be ok */
		/* no control channel */
		.ep_audio_r = 0x82,
		.ep_audio_w = 0x01,
	},
	[LINE6_PODSTUDIO_GX] = {
		.id = "PODStudioGX",
		.name = "POD Studio GX",
		.capabilities	= LINE6_CAP_PCM,
		.altsetting = 2,  /* 1..4 seem to be ok */
		/* no control channel */
		.ep_audio_r = 0x82,
		.ep_audio_w = 0x01,
	},
	[LINE6_PODSTUDIO_UX1] = {
		.id = "PODStudioUX1",
		.name = "POD Studio UX1",
		.capabilities	= LINE6_CAP_PCM,
		.altsetting = 2,  /* 1..4 seem to be ok */
		/* no control channel */
		.ep_audio_r = 0x82,
		.ep_audio_w = 0x01,
	},
	[LINE6_PODSTUDIO_UX2] = {
		.id = "PODStudioUX2",
		.name = "POD Studio UX2",
		.capabilities	= LINE6_CAP_PCM,
		.altsetting = 2,  /* defaults to 44.1kHz, 16-bit */
		/* no control channel */
		.ep_audio_r = 0x82,
		.ep_audio_w = 0x01,
	},
	[LINE6_TONEPORT_GX] = {
		.id = "TonePortGX",
		.name = "TonePort GX",
		.capabilities	= LINE6_CAP_PCM,
		.altsetting = 2,  /* 1..4 seem to be ok */
		/* no control channel */
		.ep_audio_r = 0x82,
		.ep_audio_w = 0x01,
	},
	[LINE6_TONEPORT_UX1] = {
		.id = "TonePortUX1",
		.name = "TonePort UX1",
		.capabilities	= LINE6_CAP_PCM,
		.altsetting = 2,  /* 1..4 seem to be ok */
		/* no control channel */
		.ep_audio_r = 0x82,
		.ep_audio_w = 0x01,
	},
	[LINE6_TONEPORT_UX2] = {
		.id = "TonePortUX2",
		.name = "TonePort UX2",
		.capabilities	= LINE6_CAP_PCM,
		.altsetting = 2,  /* defaults to 44.1kHz, 16-bit */
		/* no control channel */
		.ep_audio_r = 0x82,
		.ep_audio_w = 0x01,
	},
};

/*
	Probe USB device.
*/
static int toneport_probe(struct usb_interface *interface,
			  const struct usb_device_id *id)
{
	struct usb_line6_toneport *toneport;

	toneport = kzalloc(sizeof(*toneport), GFP_KERNEL);
	if (!toneport)
		return -ENODEV;
	toneport->type = id->driver_info;
	return line6_probe(interface, &toneport->line6,
			   &toneport_properties_table[id->driver_info],
			   toneport_init);
}

static struct usb_driver toneport_driver = {
	.name = KBUILD_MODNAME,
	.probe = toneport_probe,
	.disconnect = line6_disconnect,
#ifdef CONFIG_PM
	.suspend = line6_suspend,
	.resume = line6_resume,
	.reset_resume = toneport_reset_resume,
#endif
	.id_table = toneport_id_table,
};

module_usb_driver(toneport_driver);

MODULE_DESCRIPTION("TonePort USB driver");
MODULE_LICENSE("GPL");
Commit	Line	Data
705ececd	1	/*
e1a164d7	2	* Line6 Linux USB driver - 0.9.1beta
705ececd	3	*
1027f476	4	* Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at)
705ececd MG	5	* Emil Myhrman (emil.myhrman@gmail.com)
	6	*
	7	* This program is free software; you can redistribute it and/or
	8	* modify it under the terms of the GNU General Public License as
	9	* published by the Free Software Foundation, version 2.
	10	*
	11	*/
	12
1027f476	13	#include <linux/wait.h>
ccddbe4a TI	14	#include <linux/usb.h>
	15	#include <linux/slab.h>
	16	#include <linux/module.h>
	17	#include <sound/core.h>
1027f476	18	#include <sound/control.h>
705ececd	19
705ececd	20	#include "capture.h"
1027f476	21	#include "driver.h"
705ececd	22	#include "playback.h"
ccddbe4a TI	23	#include "usbdefs.h"
	24
	25	enum line6_device_type {
	26	LINE6_GUITARPORT,
	27	LINE6_PODSTUDIO_GX,
	28	LINE6_PODSTUDIO_UX1,
	29	LINE6_PODSTUDIO_UX2,
	30	LINE6_TONEPORT_GX,
	31	LINE6_TONEPORT_UX1,
	32	LINE6_TONEPORT_UX2,
	33	};
	34
	35	struct usb_line6_toneport {
	36	/**
	37	Generic Line6 USB data.
	38	*/
	39	struct usb_line6 line6;
	40
	41	/**
	42	Source selector.
	43	*/
	44	int source;
	45
	46	/**
	47	Serial number of device.
	48	*/
	49	int serial_number;
	50
	51	/**
	52	Firmware version (x 100).
	53	*/
	54	int firmware_version;
	55
	56	/**
	57	Timer for delayed PCM startup.
	58	*/
	59	struct timer_list timer;
	60
	61	/**
	62	Device type.
	63	*/
	64	enum line6_device_type type;
	65	};
705ececd	66
705ececd MG	67	static int toneport_send_cmd(struct usb_device *usbdev, int cmd1, int cmd2);
705ececd MG	68
1027f476 MG	69	#define TONEPORT_PCM_DELAY 1
1027f476 MG	70
705ececd MG	71	static struct snd_ratden toneport_ratden = {
	72	.num_min = 44100,
	73	.num_max = 44100,
	74	.num_step = 1,
	75	.den = 1
	76	};
	77
	78	static struct line6_pcm_properties toneport_pcm_properties = {
63a4a8ba	79	.snd_line6_playback_hw = {
e1a164d7 MG	80	.info = (SNDRV_PCM_INFO_MMAP \|
	81	SNDRV_PCM_INFO_INTERLEAVED \|
	82	SNDRV_PCM_INFO_BLOCK_TRANSFER \|
	83	SNDRV_PCM_INFO_MMAP_VALID \|
	84	SNDRV_PCM_INFO_PAUSE \|
e1a164d7 MG	85	SNDRV_PCM_INFO_SYNC_START),
	86	.formats = SNDRV_PCM_FMTBIT_S16_LE,
	87	.rates = SNDRV_PCM_RATE_KNOT,
	88	.rate_min = 44100,
	89	.rate_max = 44100,
	90	.channels_min = 2,
	91	.channels_max = 2,
	92	.buffer_bytes_max = 60000,
	93	.period_bytes_min = 64,
	94	.period_bytes_max = 8192,
	95	.periods_min = 1,
	96	.periods_max = 1024},
63a4a8ba	97	.snd_line6_capture_hw = {
e1a164d7 MG	98	.info = (SNDRV_PCM_INFO_MMAP \|
	99	SNDRV_PCM_INFO_INTERLEAVED \|
	100	SNDRV_PCM_INFO_BLOCK_TRANSFER \|
	101	SNDRV_PCM_INFO_MMAP_VALID \|
e1a164d7 MG	102	SNDRV_PCM_INFO_SYNC_START),
	103	.formats = SNDRV_PCM_FMTBIT_S16_LE,
	104	.rates = SNDRV_PCM_RATE_KNOT,
	105	.rate_min = 44100,
	106	.rate_max = 44100,
	107	.channels_min = 2,
	108	.channels_max = 2,
	109	.buffer_bytes_max = 60000,
	110	.period_bytes_min = 64,
	111	.period_bytes_max = 8192,
	112	.periods_min = 1,
	113	.periods_max = 1024},
705ececd	114	.snd_line6_rates = {
e1a164d7 MG	115	.nrats = 1,
e1a164d7 MG	116	.rats = &toneport_ratden},
705ececd MG	117	.bytes_per_frame = 4
	118	};
	119
	120	/*
	121	For the led on Guitarport.
6353773b GKH	122	Brightness goes from 0x00 to 0x26. Set a value above this to have led
6353773b GKH	123	blink.
705ececd MG	124	(void cmd_0x02(byte red, byte green)
	125	*/
	126	static int led_red = 0x00;
	127	static int led_green = 0x26;
	128
709b2fae	129	static const struct {
1027f476 MG	130	const char *name;
1027f476 MG	131	int code;
709b2fae	132	} toneport_source_info[] = {
e1a164d7 MG	133	{"Microphone", 0x0a01},
	134	{"Line", 0x0801},
	135	{"Instrument", 0x0b01},
	136	{"Inst & Mic", 0x0901}
1027f476 MG	137	};
1027f476 MG	138
a23a8bff	139	static bool toneport_has_led(enum line6_device_type type)
1027f476 MG	140	{
1027f476 MG	141	return
a23a8bff CR	142	(type == LINE6_GUITARPORT) \|\|
a23a8bff CR	143	(type == LINE6_TONEPORT_GX);
1027f476 MG	144	/* add your device here if you are missing support for the LEDs */
	145	}
	146
6353773b GKH	147	static void toneport_update_led(struct device *dev)
	148	{
	149	struct usb_interface *interface = to_usb_interface(dev);
	150	struct usb_line6_toneport *tp = usb_get_intfdata(interface);
	151	struct usb_line6 *line6;
705ececd	152
6353773b GKH	153	if (!tp)
	154	return;
	155
	156	line6 = &tp->line6;
	157	if (line6)
	158	toneport_send_cmd(line6->usbdev, (led_red << 8) \| 0x0002,
	159	led_green);
705ececd	160	}
6353773b	161
77491e52 GKH	162	static ssize_t toneport_set_led_red(struct device *dev,
77491e52 GKH	163	struct device_attribute *attr,
6353773b GKH	164	const char *buf, size_t count)
6353773b GKH	165	{
bb950a16	166	int retval;
bb950a16	167
b07d9452	168	retval = kstrtoint(buf, 10, &led_red);
bb950a16 SB	169	if (retval)
	170	return retval;
	171
705ececd MG	172	toneport_update_led(dev);
	173	return count;
	174	}
6353773b	175
77491e52 GKH	176	static ssize_t toneport_set_led_green(struct device *dev,
77491e52 GKH	177	struct device_attribute *attr,
6353773b GKH	178	const char *buf, size_t count)
6353773b GKH	179	{
bb950a16	180	int retval;
bb950a16	181
b07d9452	182	retval = kstrtoint(buf, 10, &led_green);
bb950a16 SB	183	if (retval)
	184	return retval;
	185
705ececd MG	186	toneport_update_led(dev);
	187	return count;
	188	}
	189
a3a972a0	190	static DEVICE_ATTR(led_red, S_IWUSR \| S_IRUGO, line6_nop_read,
63a4a8ba	191	toneport_set_led_red);
a3a972a0	192	static DEVICE_ATTR(led_green, S_IWUSR \| S_IRUGO, line6_nop_read,
63a4a8ba	193	toneport_set_led_green);
705ececd MG	194
	195	static int toneport_send_cmd(struct usb_device *usbdev, int cmd1, int cmd2)
	196	{
	197	int ret;
705ececd	198
6353773b GKH	199	ret = usb_control_msg(usbdev, usb_sndctrlpipe(usbdev, 0), 0x67,
	200	USB_TYPE_VENDOR \| USB_RECIP_DEVICE \| USB_DIR_OUT,
	201	cmd1, cmd2, NULL, 0, LINE6_TIMEOUT * HZ);
	202
	203	if (ret < 0) {
d86938fb	204	dev_err(&usbdev->dev, "send failed (error %d)\n", ret);
705ececd MG	205	return ret;
	206	}
	207
	208	return 0;
	209	}
	210
1027f476 MG	211	/* monitor info callback */
	212	static int snd_toneport_monitor_info(struct snd_kcontrol *kcontrol,
	213	struct snd_ctl_elem_info *uinfo)
	214	{
	215	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
	216	uinfo->count = 1;
	217	uinfo->value.integer.min = 0;
	218	uinfo->value.integer.max = 256;
	219	return 0;
	220	}
	221
	222	/* monitor get callback */
	223	static int snd_toneport_monitor_get(struct snd_kcontrol *kcontrol,
	224	struct snd_ctl_elem_value *ucontrol)
	225	{
	226	struct snd_line6_pcm *line6pcm = snd_kcontrol_chip(kcontrol);
f3c5261e	227
1027f476 MG	228	ucontrol->value.integer.value[0] = line6pcm->volume_monitor;
	229	return 0;
	230	}
	231
	232	/* monitor put callback */
	233	static int snd_toneport_monitor_put(struct snd_kcontrol *kcontrol,
	234	struct snd_ctl_elem_value *ucontrol)
	235	{
	236	struct snd_line6_pcm *line6pcm = snd_kcontrol_chip(kcontrol);
	237
e1a164d7	238	if (ucontrol->value.integer.value[0] == line6pcm->volume_monitor)
1027f476 MG	239	return 0;
	240
	241	line6pcm->volume_monitor = ucontrol->value.integer.value[0];
e1a164d7 MG	242
e1a164d7 MG	243	if (line6pcm->volume_monitor > 0)
0ca54888	244	line6_pcm_acquire(line6pcm, LINE6_BITS_PCM_MONITOR);
e1a164d7	245	else
0ca54888	246	line6_pcm_release(line6pcm, LINE6_BITS_PCM_MONITOR);
e1a164d7	247
1027f476 MG	248	return 1;
	249	}
	250
	251	/* source info callback */
	252	static int snd_toneport_source_info(struct snd_kcontrol *kcontrol,
	253	struct snd_ctl_elem_info *uinfo)
	254	{
	255	const int size = ARRAY_SIZE(toneport_source_info);
a6b4699d	256
1027f476 MG	257	uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
	258	uinfo->count = 1;
	259	uinfo->value.enumerated.items = size;
	260
e1a164d7	261	if (uinfo->value.enumerated.item >= size)
1027f476 MG	262	uinfo->value.enumerated.item = size - 1;
	263
	264	strcpy(uinfo->value.enumerated.name,
	265	toneport_source_info[uinfo->value.enumerated.item].name);
	266
	267	return 0;
	268	}
	269
	270	/* source get callback */
	271	static int snd_toneport_source_get(struct snd_kcontrol *kcontrol,
	272	struct snd_ctl_elem_value *ucontrol)
	273	{
	274	struct snd_line6_pcm *line6pcm = snd_kcontrol_chip(kcontrol);
e1a164d7 MG	275	struct usb_line6_toneport *toneport =
e1a164d7 MG	276	(struct usb_line6_toneport *)line6pcm->line6;
1027f476 MG	277	ucontrol->value.enumerated.item[0] = toneport->source;
	278	return 0;
	279	}
	280
	281	/* source put callback */
	282	static int snd_toneport_source_put(struct snd_kcontrol *kcontrol,
	283	struct snd_ctl_elem_value *ucontrol)
	284	{
	285	struct snd_line6_pcm *line6pcm = snd_kcontrol_chip(kcontrol);
e1a164d7 MG	286	struct usb_line6_toneport *toneport =
e1a164d7 MG	287	(struct usb_line6_toneport *)line6pcm->line6;
c3cb718a	288	unsigned int source;
1027f476	289
c3cb718a DC	290	source = ucontrol->value.enumerated.item[0];
	291	if (source >= ARRAY_SIZE(toneport_source_info))
	292	return -EINVAL;
	293	if (source == toneport->source)
1027f476 MG	294	return 0;
1027f476 MG	295
c3cb718a	296	toneport->source = source;
e1a164d7	297	toneport_send_cmd(toneport->line6.usbdev,
c3cb718a	298	toneport_source_info[source].code, 0x0000);
1027f476 MG	299	return 1;
	300	}
	301
	302	static void toneport_start_pcm(unsigned long arg)
	303	{
	304	struct usb_line6_toneport toneport = (struct usb_line6_toneport )arg;
	305	struct usb_line6 *line6 = &toneport->line6;
f3c5261e	306
0ca54888	307	line6_pcm_acquire(line6->line6pcm, LINE6_BITS_PCM_MONITOR);
1027f476 MG	308	}
	309
	310	/* control definition */
	311	static struct snd_kcontrol_new toneport_control_monitor = {
	312	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
	313	.name = "Monitor Playback Volume",
	314	.index = 0,
	315	.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
	316	.info = snd_toneport_monitor_info,
	317	.get = snd_toneport_monitor_get,
	318	.put = snd_toneport_monitor_put
	319	};
	320
	321	/* source selector definition */
	322	static struct snd_kcontrol_new toneport_control_source = {
	323	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
	324	.name = "PCM Capture Source",
	325	.index = 0,
	326	.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
	327	.info = snd_toneport_source_info,
	328	.get = snd_toneport_source_get,
	329	.put = snd_toneport_source_put
	330	};
	331
705ececd	332	/*
1027f476	333	Setup Toneport device.
705ececd	334	*/
1027f476	335	static void toneport_setup(struct usb_line6_toneport *toneport)
705ececd	336	{
1027f476	337	int ticks;
705ececd	338	struct usb_line6 *line6 = &toneport->line6;
1027f476 MG	339	struct usb_device *usbdev = line6->usbdev;
	340
	341	/* sync time on device with host: */
	342	ticks = (int)get_seconds();
	343	line6_write_data(line6, 0x80c6, &ticks, 4);
	344
	345	/* enable device: */
	346	toneport_send_cmd(usbdev, 0x0301, 0x0000);
	347
	348	/* initialize source select: */
ccddbe4a	349	switch (toneport->type) {
a23a8bff CR	350	case LINE6_TONEPORT_UX1:
	351	case LINE6_TONEPORT_UX2:
	352	case LINE6_PODSTUDIO_UX1:
	353	case LINE6_PODSTUDIO_UX2:
e1a164d7 MG	354	toneport_send_cmd(usbdev,
	355	toneport_source_info[toneport->source].code,
	356	0x0000);
a23a8bff CR	357	default:
a23a8bff CR	358	break;
1027f476 MG	359	}
1027f476 MG	360
ccddbe4a	361	if (toneport_has_led(toneport->type))
1027f476 MG	362	toneport_update_led(&usbdev->dev);
	363	}
	364
d29b854f CR	365	/*
	366	Toneport device disconnected.
	367	*/
	368	static void line6_toneport_disconnect(struct usb_interface *interface)
	369	{
	370	struct usb_line6_toneport *toneport;
	371	u16 idProduct;
	372
	373	if (interface == NULL)
	374	return;
	375
	376	toneport = usb_get_intfdata(interface);
	377	del_timer_sync(&toneport->timer);
	378	idProduct = le16_to_cpu(toneport->line6.usbdev->descriptor.idProduct);
	379
	380	if (toneport_has_led(idProduct)) {
	381	device_remove_file(&interface->dev, &dev_attr_led_red);
	382	device_remove_file(&interface->dev, &dev_attr_led_green);
	383	}
d29b854f CR	384	}
	385
	386
1027f476 MG	387	/*
	388	Try to init Toneport device.
	389	*/
85a9339b TI	390	static int toneport_init(struct usb_interface *interface,
85a9339b TI	391	struct usb_line6 *line6)
1027f476 MG	392	{
1027f476 MG	393	int err;
a221dd45	394	struct usb_line6_toneport toneport = (struct usb_line6_toneport ) line6;
705ececd	395
6353773b	396	if ((interface == NULL) \|\| (toneport == NULL))
705ececd MG	397	return -ENODEV;
705ececd MG	398
a46c4672 CR	399	line6->disconnect = line6_toneport_disconnect;
a46c4672 CR	400
705ececd	401	/* initialize PCM subsystem: */
6353773b	402	err = line6_init_pcm(line6, &toneport_pcm_properties);
027360c5	403	if (err < 0)
705ececd	404	return err;
705ececd	405
1027f476	406	/* register monitor control: */
027360c5 GKH	407	err = snd_ctl_add(line6->card,
	408	snd_ctl_new1(&toneport_control_monitor,
	409	line6->line6pcm));
	410	if (err < 0)
1027f476	411	return err;
1027f476 MG	412
1027f476 MG	413	/* register source select control: */
ccddbe4a	414	switch (toneport->type) {
a23a8bff CR	415	case LINE6_TONEPORT_UX1:
	416	case LINE6_TONEPORT_UX2:
	417	case LINE6_PODSTUDIO_UX1:
	418	case LINE6_PODSTUDIO_UX2:
e1a164d7 MG	419	err =
	420	snd_ctl_add(line6->card,
	421	snd_ctl_new1(&toneport_control_source,
	422	line6->line6pcm));
027360c5	423	if (err < 0)
1027f476	424	return err;
a23a8bff CR	425
	426	default:
	427	break;
1027f476 MG	428	}
1027f476 MG	429
705ececd MG	430	line6_read_serial_number(line6, &toneport->serial_number);
	431	line6_read_data(line6, 0x80c2, &toneport->firmware_version, 1);
	432
ccddbe4a	433	if (toneport_has_led(toneport->type)) {
e1a164d7 MG	434	CHECK_RETURN(device_create_file
	435	(&interface->dev, &dev_attr_led_red));
	436	CHECK_RETURN(device_create_file
	437	(&interface->dev, &dev_attr_led_green));
1027f476	438	}
705ececd	439
1027f476	440	toneport_setup(toneport);
705ececd	441
0f2524b3 TI	442	setup_timer(&toneport->timer, toneport_start_pcm,
	443	(unsigned long)toneport);
	444	mod_timer(&toneport->timer, jiffies + TONEPORT_PCM_DELAY * HZ);
705ececd	445
85a9339b TI	446	/* register audio system: */
85a9339b TI	447	return snd_card_register(line6->card);
1027f476 MG	448	}
1027f476 MG	449
ccddbe4a	450	#ifdef CONFIG_PM
1027f476 MG	451	/*
	452	Resume Toneport device after reset.
	453	*/
ccddbe4a	454	static int toneport_reset_resume(struct usb_interface *interface)
1027f476	455	{
ccddbe4a TI	456	toneport_setup(usb_get_intfdata(interface));
ccddbe4a TI	457	return line6_resume(interface);
1027f476	458	}
ccddbe4a TI	459	#endif
	460
	461	#define LINE6_DEVICE(prod) USB_DEVICE(0x0e41, prod)
	462	#define LINE6_IF_NUM(prod, n) USB_DEVICE_INTERFACE_NUMBER(0x0e41, prod, n)
	463
	464	/* table of devices that work with this driver */
	465	static const struct usb_device_id toneport_id_table[] = {
	466	{ LINE6_DEVICE(0x4750), .driver_info = LINE6_GUITARPORT },
	467	{ LINE6_DEVICE(0x4153), .driver_info = LINE6_PODSTUDIO_GX },
	468	{ LINE6_DEVICE(0x4150), .driver_info = LINE6_PODSTUDIO_UX1 },
	469	{ LINE6_IF_NUM(0x4151, 0), .driver_info = LINE6_PODSTUDIO_UX2 },
	470	{ LINE6_DEVICE(0x4147), .driver_info = LINE6_TONEPORT_GX },
	471	{ LINE6_DEVICE(0x4141), .driver_info = LINE6_TONEPORT_UX1 },
	472	{ LINE6_IF_NUM(0x4142, 0), .driver_info = LINE6_TONEPORT_UX2 },
	473	{}
	474	};
	475
	476	MODULE_DEVICE_TABLE(usb, toneport_id_table);
	477
	478	static const struct line6_properties toneport_properties_table[] = {
	479	[LINE6_GUITARPORT] = {
	480	.id = "GuitarPort",
	481	.name = "GuitarPort",
	482	.capabilities = LINE6_CAP_PCM,
	483	.altsetting = 2, /* 1..4 seem to be ok */
	484	/* no control channel */
	485	.ep_audio_r = 0x82,
	486	.ep_audio_w = 0x01,
	487	},
	488	[LINE6_PODSTUDIO_GX] = {
	489	.id = "PODStudioGX",
	490	.name = "POD Studio GX",
	491	.capabilities = LINE6_CAP_PCM,
	492	.altsetting = 2, /* 1..4 seem to be ok */
	493	/* no control channel */
	494	.ep_audio_r = 0x82,
	495	.ep_audio_w = 0x01,
	496	},
	497	[LINE6_PODSTUDIO_UX1] = {
	498	.id = "PODStudioUX1",
	499	.name = "POD Studio UX1",
	500	.capabilities = LINE6_CAP_PCM,
	501	.altsetting = 2, /* 1..4 seem to be ok */
	502	/* no control channel */
	503	.ep_audio_r = 0x82,
	504	.ep_audio_w = 0x01,
	505	},
	506	[LINE6_PODSTUDIO_UX2] = {
	507	.id = "PODStudioUX2",
	508	.name = "POD Studio UX2",
	509	.capabilities = LINE6_CAP_PCM,
	510	.altsetting = 2, /* defaults to 44.1kHz, 16-bit */
	511	/* no control channel */
	512	.ep_audio_r = 0x82,
	513	.ep_audio_w = 0x01,
	514	},
	515	[LINE6_TONEPORT_GX] = {
	516	.id = "TonePortGX",
	517	.name = "TonePort GX",
	518	.capabilities = LINE6_CAP_PCM,
	519	.altsetting = 2, /* 1..4 seem to be ok */
	520	/* no control channel */
	521	.ep_audio_r = 0x82,
	522	.ep_audio_w = 0x01,
523	},
524	[LINE6_TONEPORT_UX1] = {
525	.id = "TonePortUX1",
526	.name = "TonePort UX1",
527	.capabilities = LINE6_CAP_PCM,
528	.altsetting = 2, /* 1..4 seem to be ok */
529	/* no control channel */
530	.ep_audio_r = 0x82,
531	.ep_audio_w = 0x01,
532	},
533	[LINE6_TONEPORT_UX2] = {
534	.id = "TonePortUX2",
535	.name = "TonePort UX2",
536	.capabilities = LINE6_CAP_PCM,
537	.altsetting = 2, /* defaults to 44.1kHz, 16-bit */
538	/* no control channel */
539	.ep_audio_r = 0x82,
540	.ep_audio_w = 0x01,
541	},
542	};
543
544	/*
545	Probe USB device.
546	*/
547	static int toneport_probe(struct usb_interface *interface,
548	const struct usb_device_id *id)
549	{
550	struct usb_line6_toneport *toneport;
ccddbe4a TI	551
	552	toneport = kzalloc(sizeof(*toneport), GFP_KERNEL);
	553	if (!toneport)
	554	return -ENODEV;
	555	toneport->type = id->driver_info;
85a9339b TI	556	return line6_probe(interface, &toneport->line6,
	557	&toneport_properties_table[id->driver_info],
	558	toneport_init);
ccddbe4a TI	559	}
	560
	561	static struct usb_driver toneport_driver = {
	562	.name = KBUILD_MODNAME,
	563	.probe = toneport_probe,
	564	.disconnect = line6_disconnect,
	565	#ifdef CONFIG_PM
	566	.suspend = line6_suspend,
	567	.resume = line6_resume,
	568	.reset_resume = toneport_reset_resume,
	569	#endif
	570	.id_table = toneport_id_table,
	571	};
	572
	573	module_usb_driver(toneport_driver);
	574
	575	MODULE_DESCRIPTION("TonePort USB driver");
	576	MODULE_LICENSE("GPL");