[thirdparty/linux.git] / sound / usb / caiaq / device.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * caiaq.c: ALSA driver for caiaq/NativeInstruments devices
 *
 *   Copyright (c) 2007 Daniel Mack <daniel@caiaq.de>
 *                      Karsten Wiese <fzu@wemgehoertderstaat.de>
*/

#include <linux/moduleparam.h>
#include <linux/device.h>
#include <linux/interrupt.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/gfp.h>
#include <linux/usb.h>
#include <sound/initval.h>
#include <sound/core.h>
#include <sound/pcm.h>

#include "device.h"
#include "audio.h"
#include "midi.h"
#include "control.h"
#include "input.h"

MODULE_AUTHOR("Daniel Mack <daniel@caiaq.de>");
MODULE_DESCRIPTION("caiaq USB audio");
MODULE_LICENSE("GPL");
MODULE_SUPPORTED_DEVICE("{{Native Instruments,RigKontrol2},"
			 "{Native Instruments,RigKontrol3},"
			 "{Native Instruments,Kore Controller},"
			 "{Native Instruments,Kore Controller 2},"
			 "{Native Instruments,Audio Kontrol 1},"
			 "{Native Instruments,Audio 2 DJ},"
			 "{Native Instruments,Audio 4 DJ},"
			 "{Native Instruments,Audio 8 DJ},"
			 "{Native Instruments,Traktor Audio 2},"
			 "{Native Instruments,Session I/O},"
			 "{Native Instruments,GuitarRig mobile},"
			 "{Native Instruments,Traktor Kontrol X1},"
			 "{Native Instruments,Traktor Kontrol S4},"
			 "{Native Instruments,Maschine Controller}}");

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

module_param_array(index, int, NULL, 0444);
MODULE_PARM_DESC(index, "Index value for the caiaq sound device");
module_param_array(id, charp, NULL, 0444);
MODULE_PARM_DESC(id, "ID string for the caiaq soundcard.");
module_param_array(enable, bool, NULL, 0444);
MODULE_PARM_DESC(enable, "Enable the caiaq soundcard.");

enum {
	SAMPLERATE_44100	= 0,
	SAMPLERATE_48000	= 1,
	SAMPLERATE_96000	= 2,
	SAMPLERATE_192000	= 3,
	SAMPLERATE_88200	= 4,
	SAMPLERATE_INVALID	= 0xff
};

enum {
	DEPTH_NONE	= 0,
	DEPTH_16	= 1,
	DEPTH_24	= 2,
	DEPTH_32	= 3
};

static const struct usb_device_id snd_usb_id_table[] = {
	{
		.match_flags =	USB_DEVICE_ID_MATCH_DEVICE,
		.idVendor =	USB_VID_NATIVEINSTRUMENTS,
		.idProduct =	USB_PID_RIGKONTROL2
	},
	{
		.match_flags =	USB_DEVICE_ID_MATCH_DEVICE,
		.idVendor =	USB_VID_NATIVEINSTRUMENTS,
		.idProduct =	USB_PID_RIGKONTROL3
	},
	{
		.match_flags =	USB_DEVICE_ID_MATCH_DEVICE,
		.idVendor =	USB_VID_NATIVEINSTRUMENTS,
		.idProduct =	USB_PID_KORECONTROLLER
	},
	{
		.match_flags =	USB_DEVICE_ID_MATCH_DEVICE,
		.idVendor =	USB_VID_NATIVEINSTRUMENTS,
		.idProduct =	USB_PID_KORECONTROLLER2
	},
	{
		.match_flags =  USB_DEVICE_ID_MATCH_DEVICE,
		.idVendor =     USB_VID_NATIVEINSTRUMENTS,
		.idProduct =    USB_PID_AK1
	},
	{
		.match_flags =  USB_DEVICE_ID_MATCH_DEVICE,
		.idVendor =     USB_VID_NATIVEINSTRUMENTS,
		.idProduct =    USB_PID_AUDIO8DJ
	},
	{
		.match_flags =  USB_DEVICE_ID_MATCH_DEVICE,
		.idVendor =     USB_VID_NATIVEINSTRUMENTS,
		.idProduct =    USB_PID_SESSIONIO
	},
	{
		.match_flags =  USB_DEVICE_ID_MATCH_DEVICE,
		.idVendor =     USB_VID_NATIVEINSTRUMENTS,
		.idProduct =    USB_PID_GUITARRIGMOBILE
	},
	{
		.match_flags =  USB_DEVICE_ID_MATCH_DEVICE,
		.idVendor =     USB_VID_NATIVEINSTRUMENTS,
		.idProduct =    USB_PID_AUDIO4DJ
	},
	{
		.match_flags =  USB_DEVICE_ID_MATCH_DEVICE,
		.idVendor =     USB_VID_NATIVEINSTRUMENTS,
		.idProduct =    USB_PID_AUDIO2DJ
	},
	{
		.match_flags =  USB_DEVICE_ID_MATCH_DEVICE,
		.idVendor =     USB_VID_NATIVEINSTRUMENTS,
		.idProduct =    USB_PID_TRAKTORKONTROLX1
	},
	{
		.match_flags =  USB_DEVICE_ID_MATCH_DEVICE,
		.idVendor =     USB_VID_NATIVEINSTRUMENTS,
		.idProduct =    USB_PID_TRAKTORKONTROLS4
	},
	{
		.match_flags =  USB_DEVICE_ID_MATCH_DEVICE,
		.idVendor =     USB_VID_NATIVEINSTRUMENTS,
		.idProduct =    USB_PID_TRAKTORAUDIO2
	},
	{
		.match_flags =  USB_DEVICE_ID_MATCH_DEVICE,
		.idVendor =     USB_VID_NATIVEINSTRUMENTS,
		.idProduct =    USB_PID_MASCHINECONTROLLER
	},
	{ /* terminator */ }
};

static void usb_ep1_command_reply_dispatch (struct urb* urb)
{
	int ret;
	struct device *dev = &urb->dev->dev;
	struct snd_usb_caiaqdev *cdev = urb->context;
	unsigned char *buf = urb->transfer_buffer;

	if (urb->status || !cdev) {
		dev_warn(dev, "received EP1 urb->status = %i\n", urb->status);
		return;
	}

	switch(buf[0]) {
	case EP1_CMD_GET_DEVICE_INFO:
	 	memcpy(&cdev->spec, buf+1, sizeof(struct caiaq_device_spec));
		cdev->spec.fw_version = le16_to_cpu(cdev->spec.fw_version);
		dev_dbg(dev, "device spec (firmware %d): audio: %d in, %d out, "
			"MIDI: %d in, %d out, data alignment %d\n",
			cdev->spec.fw_version,
			cdev->spec.num_analog_audio_in,
			cdev->spec.num_analog_audio_out,
			cdev->spec.num_midi_in,
			cdev->spec.num_midi_out,
			cdev->spec.data_alignment);

		cdev->spec_received++;
		wake_up(&cdev->ep1_wait_queue);
		break;
	case EP1_CMD_AUDIO_PARAMS:
		cdev->audio_parm_answer = buf[1];
		wake_up(&cdev->ep1_wait_queue);
		break;
	case EP1_CMD_MIDI_READ:
		snd_usb_caiaq_midi_handle_input(cdev, buf[1], buf + 3, buf[2]);
		break;
	case EP1_CMD_READ_IO:
		if (cdev->chip.usb_id ==
			USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO8DJ)) {
			if (urb->actual_length > sizeof(cdev->control_state))
				urb->actual_length = sizeof(cdev->control_state);
			memcpy(cdev->control_state, buf + 1, urb->actual_length);
			wake_up(&cdev->ep1_wait_queue);
			break;
		}
#ifdef CONFIG_SND_USB_CAIAQ_INPUT
		/* fall through */
	case EP1_CMD_READ_ERP:
	case EP1_CMD_READ_ANALOG:
		snd_usb_caiaq_input_dispatch(cdev, buf, urb->actual_length);
#endif
		break;
	}

	cdev->ep1_in_urb.actual_length = 0;
	ret = usb_submit_urb(&cdev->ep1_in_urb, GFP_ATOMIC);
	if (ret < 0)
		dev_err(dev, "unable to submit urb. OOM!?\n");
}

int snd_usb_caiaq_send_command(struct snd_usb_caiaqdev *cdev,
			       unsigned char command,
			       const unsigned char *buffer,
			       int len)
{
	int actual_len;
	struct usb_device *usb_dev = cdev->chip.dev;

	if (!usb_dev)
		return -EIO;

	if (len > EP1_BUFSIZE - 1)
		len = EP1_BUFSIZE - 1;

	if (buffer && len > 0)
		memcpy(cdev->ep1_out_buf+1, buffer, len);

	cdev->ep1_out_buf[0] = command;
	return usb_bulk_msg(usb_dev, usb_sndbulkpipe(usb_dev, 1),
			   cdev->ep1_out_buf, len+1, &actual_len, 200);
}

int snd_usb_caiaq_send_command_bank(struct snd_usb_caiaqdev *cdev,
			       unsigned char command,
			       unsigned char bank,
			       const unsigned char *buffer,
			       int len)
{
	int actual_len;
	struct usb_device *usb_dev = cdev->chip.dev;

	if (!usb_dev)
		return -EIO;

	if (len > EP1_BUFSIZE - 2)
		len = EP1_BUFSIZE - 2;

	if (buffer && len > 0)
		memcpy(cdev->ep1_out_buf+2, buffer, len);

	cdev->ep1_out_buf[0] = command;
	cdev->ep1_out_buf[1] = bank;

	return usb_bulk_msg(usb_dev, usb_sndbulkpipe(usb_dev, 1),
			   cdev->ep1_out_buf, len+2, &actual_len, 200);
}

int snd_usb_caiaq_set_audio_params (struct snd_usb_caiaqdev *cdev,
		   		    int rate, int depth, int bpp)
{
	int ret;
	char tmp[5];
	struct device *dev = caiaqdev_to_dev(cdev);

	switch (rate) {
	case 44100:	tmp[0] = SAMPLERATE_44100;   break;
	case 48000:	tmp[0] = SAMPLERATE_48000;   break;
	case 88200:	tmp[0] = SAMPLERATE_88200;   break;
	case 96000:	tmp[0] = SAMPLERATE_96000;   break;
	case 192000:	tmp[0] = SAMPLERATE_192000;  break;
	default:	return -EINVAL;
	}

	switch (depth) {
	case 16:	tmp[1] = DEPTH_16;   break;
	case 24:	tmp[1] = DEPTH_24;   break;
	default:	return -EINVAL;
	}

	tmp[2] = bpp & 0xff;
	tmp[3] = bpp >> 8;
	tmp[4] = 1; /* packets per microframe */

	dev_dbg(dev, "setting audio params: %d Hz, %d bits, %d bpp\n",
		rate, depth, bpp);

	cdev->audio_parm_answer = -1;
	ret = snd_usb_caiaq_send_command(cdev, EP1_CMD_AUDIO_PARAMS,
					 tmp, sizeof(tmp));

	if (ret)
		return ret;

	if (!wait_event_timeout(cdev->ep1_wait_queue,
	    cdev->audio_parm_answer >= 0, HZ))
		return -EPIPE;

	if (cdev->audio_parm_answer != 1)
		dev_dbg(dev, "unable to set the device's audio params\n");
	else
		cdev->bpp = bpp;

	return cdev->audio_parm_answer == 1 ? 0 : -EINVAL;
}

int snd_usb_caiaq_set_auto_msg(struct snd_usb_caiaqdev *cdev,
			       int digital, int analog, int erp)
{
	char tmp[3] = { digital, analog, erp };
	return snd_usb_caiaq_send_command(cdev, EP1_CMD_AUTO_MSG,
					  tmp, sizeof(tmp));
}

static void setup_card(struct snd_usb_caiaqdev *cdev)
{
	int ret;
	char val[4];
	struct device *dev = caiaqdev_to_dev(cdev);

	/* device-specific startup specials */
	switch (cdev->chip.usb_id) {
	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL2):
		/* RigKontrol2 - display centered dash ('-') */
		val[0] = 0x00;
		val[1] = 0x00;
		val[2] = 0x01;
		snd_usb_caiaq_send_command(cdev, EP1_CMD_WRITE_IO, val, 3);
		break;
	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL3):
		/* RigKontrol2 - display two centered dashes ('--') */
		val[0] = 0x00;
		val[1] = 0x40;
		val[2] = 0x40;
		val[3] = 0x00;
		snd_usb_caiaq_send_command(cdev, EP1_CMD_WRITE_IO, val, 4);
		break;
	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AK1):
		/* Audio Kontrol 1 - make USB-LED stop blinking */
		val[0] = 0x00;
		snd_usb_caiaq_send_command(cdev, EP1_CMD_WRITE_IO, val, 1);
		break;
	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO8DJ):
		/* Audio 8 DJ - trigger read of current settings */
		cdev->control_state[0] = 0xff;
		snd_usb_caiaq_set_auto_msg(cdev, 1, 0, 0);
		snd_usb_caiaq_send_command(cdev, EP1_CMD_READ_IO, NULL, 0);

		if (!wait_event_timeout(cdev->ep1_wait_queue,
					cdev->control_state[0] != 0xff, HZ))
			return;

		/* fix up some defaults */
		if ((cdev->control_state[1] != 2) ||
		    (cdev->control_state[2] != 3) ||
		    (cdev->control_state[4] != 2)) {
			cdev->control_state[1] = 2;
			cdev->control_state[2] = 3;
			cdev->control_state[4] = 2;
			snd_usb_caiaq_send_command(cdev,
				EP1_CMD_WRITE_IO, cdev->control_state, 6);
		}

		break;
	}

	if (cdev->spec.num_analog_audio_out +
	    cdev->spec.num_analog_audio_in +
	    cdev->spec.num_digital_audio_out +
	    cdev->spec.num_digital_audio_in > 0) {
		ret = snd_usb_caiaq_audio_init(cdev);
		if (ret < 0)
			dev_err(dev, "Unable to set up audio system (ret=%d)\n", ret);
	}

	if (cdev->spec.num_midi_in +
	    cdev->spec.num_midi_out > 0) {
		ret = snd_usb_caiaq_midi_init(cdev);
		if (ret < 0)
			dev_err(dev, "Unable to set up MIDI system (ret=%d)\n", ret);
	}

#ifdef CONFIG_SND_USB_CAIAQ_INPUT
	ret = snd_usb_caiaq_input_init(cdev);
	if (ret < 0)
		dev_err(dev, "Unable to set up input system (ret=%d)\n", ret);
#endif

	/* finally, register the card and all its sub-instances */
	ret = snd_card_register(cdev->chip.card);
	if (ret < 0) {
		dev_err(dev, "snd_card_register() returned %d\n", ret);
		snd_card_free(cdev->chip.card);
	}

	ret = snd_usb_caiaq_control_init(cdev);
	if (ret < 0)
		dev_err(dev, "Unable to set up control system (ret=%d)\n", ret);
}

static int create_card(struct usb_device *usb_dev,
		       struct usb_interface *intf,
		       struct snd_card **cardp)
{
	int devnum;
	int err;
	struct snd_card *card;
	struct snd_usb_caiaqdev *cdev;

	for (devnum = 0; devnum < SNDRV_CARDS; devnum++)
		if (enable[devnum])
			break;

	if (devnum >= SNDRV_CARDS)
		return -ENODEV;

	err = snd_card_new(&intf->dev,
			   index[devnum], id[devnum], THIS_MODULE,
			   sizeof(struct snd_usb_caiaqdev), &card);
	if (err < 0)
		return err;

	cdev = caiaqdev(card);
	cdev->chip.dev = usb_dev;
	cdev->chip.card = card;
	cdev->chip.usb_id = USB_ID(le16_to_cpu(usb_dev->descriptor.idVendor),
				  le16_to_cpu(usb_dev->descriptor.idProduct));
	spin_lock_init(&cdev->spinlock);

	*cardp = card;
	return 0;
}

static int init_card(struct snd_usb_caiaqdev *cdev)
{
	char *c, usbpath[32];
	struct usb_device *usb_dev = cdev->chip.dev;
	struct snd_card *card = cdev->chip.card;
	struct device *dev = caiaqdev_to_dev(cdev);
	int err, len;

	if (usb_set_interface(usb_dev, 0, 1) != 0) {
		dev_err(dev, "can't set alt interface.\n");
		return -EIO;
	}

	usb_init_urb(&cdev->ep1_in_urb);
	usb_init_urb(&cdev->midi_out_urb);

	usb_fill_bulk_urb(&cdev->ep1_in_urb, usb_dev,
			  usb_rcvbulkpipe(usb_dev, 0x1),
			  cdev->ep1_in_buf, EP1_BUFSIZE,
			  usb_ep1_command_reply_dispatch, cdev);

	usb_fill_bulk_urb(&cdev->midi_out_urb, usb_dev,
			  usb_sndbulkpipe(usb_dev, 0x1),
			  cdev->midi_out_buf, EP1_BUFSIZE,
			  snd_usb_caiaq_midi_output_done, cdev);

	/* sanity checks of EPs before actually submitting */
	if (usb_urb_ep_type_check(&cdev->ep1_in_urb) ||
	    usb_urb_ep_type_check(&cdev->midi_out_urb)) {
		dev_err(dev, "invalid EPs\n");
		return -EINVAL;
	}

	init_waitqueue_head(&cdev->ep1_wait_queue);
	init_waitqueue_head(&cdev->prepare_wait_queue);

	if (usb_submit_urb(&cdev->ep1_in_urb, GFP_KERNEL) != 0)
		return -EIO;

	err = snd_usb_caiaq_send_command(cdev, EP1_CMD_GET_DEVICE_INFO, NULL, 0);
	if (err)
		goto err_kill_urb;

	if (!wait_event_timeout(cdev->ep1_wait_queue, cdev->spec_received, HZ)) {
		err = -ENODEV;
		goto err_kill_urb;
	}

	usb_string(usb_dev, usb_dev->descriptor.iManufacturer,
		   cdev->vendor_name, CAIAQ_USB_STR_LEN);

	usb_string(usb_dev, usb_dev->descriptor.iProduct,
		   cdev->product_name, CAIAQ_USB_STR_LEN);

	strlcpy(card->driver, MODNAME, sizeof(card->driver));
	strlcpy(card->shortname, cdev->product_name, sizeof(card->shortname));
	strlcpy(card->mixername, cdev->product_name, sizeof(card->mixername));

	/* if the id was not passed as module option, fill it with a shortened
	 * version of the product string which does not contain any
	 * whitespaces */

	if (*card->id == '\0') {
		char id[sizeof(card->id)];

		memset(id, 0, sizeof(id));

		for (c = card->shortname, len = 0;
			*c && len < sizeof(card->id); c++)
			if (*c != ' ')
				id[len++] = *c;

		snd_card_set_id(card, id);
	}

	usb_make_path(usb_dev, usbpath, sizeof(usbpath));
	snprintf(card->longname, sizeof(card->longname), "%s %s (%s)",
		       cdev->vendor_name, cdev->product_name, usbpath);

	setup_card(cdev);
	return 0;

 err_kill_urb:
	usb_kill_urb(&cdev->ep1_in_urb);
	return err;
}

static int snd_probe(struct usb_interface *intf,
		     const struct usb_device_id *id)
{
	int ret;
	struct snd_card *card = NULL;
	struct usb_device *usb_dev = interface_to_usbdev(intf);

	ret = create_card(usb_dev, intf, &card);

	if (ret < 0)
		return ret;

	usb_set_intfdata(intf, card);
	ret = init_card(caiaqdev(card));
	if (ret < 0) {
		dev_err(&usb_dev->dev, "unable to init card! (ret=%d)\n", ret);
		snd_card_free(card);
		return ret;
	}

	return 0;
}

static void snd_disconnect(struct usb_interface *intf)
{
	struct snd_card *card = usb_get_intfdata(intf);
	struct device *dev = intf->usb_dev;
	struct snd_usb_caiaqdev *cdev;

	if (!card)
		return;

	cdev = caiaqdev(card);
	dev_dbg(dev, "%s(%p)\n", __func__, intf);

	snd_card_disconnect(card);

#ifdef CONFIG_SND_USB_CAIAQ_INPUT
	snd_usb_caiaq_input_free(cdev);
#endif
	snd_usb_caiaq_audio_free(cdev);

	usb_kill_urb(&cdev->ep1_in_urb);
	usb_kill_urb(&cdev->midi_out_urb);

	snd_card_free(card);
	usb_reset_device(interface_to_usbdev(intf));
}


MODULE_DEVICE_TABLE(usb, snd_usb_id_table);
static struct usb_driver snd_usb_driver = {
	.name 		= MODNAME,
	.probe 		= snd_probe,
	.disconnect	= snd_disconnect,
	.id_table 	= snd_usb_id_table,
};

module_usb_driver(snd_usb_driver);
Commit	Line	Data
1a59d1b8	1	// SPDX-License-Identifier: GPL-2.0-or-later
523f1dce DM	2	/*
	3	* caiaq.c: ALSA driver for caiaq/NativeInstruments devices
	4	*
	5	* Copyright (c) 2007 Daniel Mack <daniel@caiaq.de>
	6	* Karsten Wiese <fzu@wemgehoertderstaat.de>
523f1dce DM	7	*/
523f1dce DM	8
523f1dce	9	#include <linux/moduleparam.h>
f1f6b8f6	10	#include <linux/device.h>
523f1dce	11	#include <linux/interrupt.h>
e431cf45 DM	12	#include <linux/module.h>
e431cf45 DM	13	#include <linux/init.h>
5a0e3ad6	14	#include <linux/gfp.h>
523f1dce	15	#include <linux/usb.h>
523f1dce	16	#include <sound/initval.h>
e431cf45	17	#include <sound/core.h>
523f1dce	18	#include <sound/pcm.h>
523f1dce	19
936e7d03 DM	20	#include "device.h"
	21	#include "audio.h"
	22	#include "midi.h"
	23	#include "control.h"
	24	#include "input.h"
523f1dce DM	25
523f1dce DM	26	MODULE_AUTHOR("Daniel Mack <daniel@caiaq.de>");
6008fd5a	27	MODULE_DESCRIPTION("caiaq USB audio");
523f1dce	28	MODULE_LICENSE("GPL");
0af49ffe AO	29	MODULE_SUPPORTED_DEVICE("{{Native Instruments,RigKontrol2},"
	30	"{Native Instruments,RigKontrol3},"
	31	"{Native Instruments,Kore Controller},"
	32	"{Native Instruments,Kore Controller 2},"
	33	"{Native Instruments,Audio Kontrol 1},"
	34	"{Native Instruments,Audio 2 DJ},"
	35	"{Native Instruments,Audio 4 DJ},"
	36	"{Native Instruments,Audio 8 DJ},"
	37	"{Native Instruments,Traktor Audio 2},"
	38	"{Native Instruments,Session I/O},"
	39	"{Native Instruments,GuitarRig mobile},"
	40	"{Native Instruments,Traktor Kontrol X1},"
	41	"{Native Instruments,Traktor Kontrol S4},"
	42	"{Native Instruments,Maschine Controller}}");
523f1dce DM	43
	44	static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-max */
	45	static char* id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* Id for this card */
a67ff6a5	46	static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */
523f1dce DM	47
	48	module_param_array(index, int, NULL, 0444);
	49	MODULE_PARM_DESC(index, "Index value for the caiaq sound device");
	50	module_param_array(id, charp, NULL, 0444);
	51	MODULE_PARM_DESC(id, "ID string for the caiaq soundcard.");
	52	module_param_array(enable, bool, NULL, 0444);
	53	MODULE_PARM_DESC(enable, "Enable the caiaq soundcard.");
	54
	55	enum {
	56	SAMPLERATE_44100 = 0,
	57	SAMPLERATE_48000 = 1,
	58	SAMPLERATE_96000 = 2,
	59	SAMPLERATE_192000 = 3,
	60	SAMPLERATE_88200 = 4,
	61	SAMPLERATE_INVALID = 0xff
	62	};
	63
	64	enum {
	65	DEPTH_NONE = 0,
	66	DEPTH_16 = 1,
	67	DEPTH_24 = 2,
	68	DEPTH_32 = 3
	69	};
	70
57ee11ea	71	static const struct usb_device_id snd_usb_id_table[] = {
523f1dce DM	72	{
	73	.match_flags = USB_DEVICE_ID_MATCH_DEVICE,
	74	.idVendor = USB_VID_NATIVEINSTRUMENTS,
9318dce5	75	.idProduct = USB_PID_RIGKONTROL2
523f1dce	76	},
ad1e34b5 DM	77	{
	78	.match_flags = USB_DEVICE_ID_MATCH_DEVICE,
	79	.idVendor = USB_VID_NATIVEINSTRUMENTS,
	80	.idProduct = USB_PID_RIGKONTROL3
	81	},
523f1dce DM	82	{
	83	.match_flags = USB_DEVICE_ID_MATCH_DEVICE,
	84	.idVendor = USB_VID_NATIVEINSTRUMENTS,
	85	.idProduct = USB_PID_KORECONTROLLER
	86	},
7829d0ec DM	87	{
	88	.match_flags = USB_DEVICE_ID_MATCH_DEVICE,
	89	.idVendor = USB_VID_NATIVEINSTRUMENTS,
	90	.idProduct = USB_PID_KORECONTROLLER2
	91	},
523f1dce DM	92	{
	93	.match_flags = USB_DEVICE_ID_MATCH_DEVICE,
	94	.idVendor = USB_VID_NATIVEINSTRUMENTS,
	95	.idProduct = USB_PID_AK1
	96	},
	97	{
	98	.match_flags = USB_DEVICE_ID_MATCH_DEVICE,
	99	.idVendor = USB_VID_NATIVEINSTRUMENTS,
	100	.idProduct = USB_PID_AUDIO8DJ
	101	},
f3e9d5d1 DM	102	{
	103	.match_flags = USB_DEVICE_ID_MATCH_DEVICE,
	104	.idVendor = USB_VID_NATIVEINSTRUMENTS,
	105	.idProduct = USB_PID_SESSIONIO
	106	},
2165592b DM	107	{
	108	.match_flags = USB_DEVICE_ID_MATCH_DEVICE,
	109	.idVendor = USB_VID_NATIVEINSTRUMENTS,
	110	.idProduct = USB_PID_GUITARRIGMOBILE
	111	},
	112	{
	113	.match_flags = USB_DEVICE_ID_MATCH_DEVICE,
	114	.idVendor = USB_VID_NATIVEINSTRUMENTS,
	115	.idProduct = USB_PID_AUDIO4DJ
	116	},
b30c4947 DM	117	{
	118	.match_flags = USB_DEVICE_ID_MATCH_DEVICE,
	119	.idVendor = USB_VID_NATIVEINSTRUMENTS,
	120	.idProduct = USB_PID_AUDIO2DJ
	121	},
6da7a2aa DM	122	{
	123	.match_flags = USB_DEVICE_ID_MATCH_DEVICE,
	124	.idVendor = USB_VID_NATIVEINSTRUMENTS,
	125	.idProduct = USB_PID_TRAKTORKONTROLX1
	126	},
15c5ab60 DM	127	{
	128	.match_flags = USB_DEVICE_ID_MATCH_DEVICE,
	129	.idVendor = USB_VID_NATIVEINSTRUMENTS,
	130	.idProduct = USB_PID_TRAKTORKONTROLS4
	131	},
df8d81a3 DM	132	{
	133	.match_flags = USB_DEVICE_ID_MATCH_DEVICE,
	134	.idVendor = USB_VID_NATIVEINSTRUMENTS,
	135	.idProduct = USB_PID_TRAKTORAUDIO2
	136	},
e653510a WL	137	{
	138	.match_flags = USB_DEVICE_ID_MATCH_DEVICE,
	139	.idVendor = USB_VID_NATIVEINSTRUMENTS,
	140	.idProduct = USB_PID_MASCHINECONTROLLER
	141	},
523f1dce DM	142	{ /* terminator */ }
	143	};
	144
	145	static void usb_ep1_command_reply_dispatch (struct urb* urb)
	146	{
	147	int ret;
2dad9402	148	struct device *dev = &urb->dev->dev;
1c8470ce	149	struct snd_usb_caiaqdev *cdev = urb->context;
523f1dce DM	150	unsigned char *buf = urb->transfer_buffer;
523f1dce DM	151
1c8470ce	152	if (urb->status \|\| !cdev) {
f1f6b8f6	153	dev_warn(dev, "received EP1 urb->status = %i\n", urb->status);
523f1dce DM	154	return;
	155	}
	156
	157	switch(buf[0]) {
	158	case EP1_CMD_GET_DEVICE_INFO:
1c8470ce DM	159	memcpy(&cdev->spec, buf+1, sizeof(struct caiaq_device_spec));
1c8470ce DM	160	cdev->spec.fw_version = le16_to_cpu(cdev->spec.fw_version);
f1f6b8f6	161	dev_dbg(dev, "device spec (firmware %d): audio: %d in, %d out, "
523f1dce	162	"MIDI: %d in, %d out, data alignment %d\n",
1c8470ce DM	163	cdev->spec.fw_version,
	164	cdev->spec.num_analog_audio_in,
	165	cdev->spec.num_analog_audio_out,
	166	cdev->spec.num_midi_in,
	167	cdev->spec.num_midi_out,
	168	cdev->spec.data_alignment);
	169
	170	cdev->spec_received++;
	171	wake_up(&cdev->ep1_wait_queue);
523f1dce DM	172	break;
523f1dce DM	173	case EP1_CMD_AUDIO_PARAMS:
1c8470ce DM	174	cdev->audio_parm_answer = buf[1];
1c8470ce DM	175	wake_up(&cdev->ep1_wait_queue);
523f1dce DM	176	break;
523f1dce DM	177	case EP1_CMD_MIDI_READ:
1c8470ce	178	snd_usb_caiaq_midi_handle_input(cdev, buf[1], buf + 3, buf[2]);
523f1dce	179	break;
8e3cd08e	180	case EP1_CMD_READ_IO:
1c8470ce	181	if (cdev->chip.usb_id ==
8e3cd08e	182	USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO8DJ)) {
1c8470ce DM	183	if (urb->actual_length > sizeof(cdev->control_state))
	184	urb->actual_length = sizeof(cdev->control_state);
	185	memcpy(cdev->control_state, buf + 1, urb->actual_length);
	186	wake_up(&cdev->ep1_wait_queue);
8e3cd08e DM	187	break;
8e3cd08e DM	188	}
523f1dce	189	#ifdef CONFIG_SND_USB_CAIAQ_INPUT
590b516e	190	/* fall through */
523f1dce DM	191	case EP1_CMD_READ_ERP:
523f1dce DM	192	case EP1_CMD_READ_ANALOG:
1c8470ce	193	snd_usb_caiaq_input_dispatch(cdev, buf, urb->actual_length);
523f1dce	194	#endif
8e3cd08e	195	break;
523f1dce DM	196	}
523f1dce DM	197
1c8470ce DM	198	cdev->ep1_in_urb.actual_length = 0;
1c8470ce DM	199	ret = usb_submit_urb(&cdev->ep1_in_urb, GFP_ATOMIC);
523f1dce	200	if (ret < 0)
f1f6b8f6	201	dev_err(dev, "unable to submit urb. OOM!?\n");
523f1dce DM	202	}
523f1dce DM	203
1c8470ce	204	int snd_usb_caiaq_send_command(struct snd_usb_caiaqdev *cdev,
8e3cd08e DM	205	unsigned char command,
	206	const unsigned char *buffer,
	207	int len)
523f1dce DM	208	{
523f1dce DM	209	int actual_len;
1c8470ce	210	struct usb_device *usb_dev = cdev->chip.dev;
523f1dce DM	211
	212	if (!usb_dev)
	213	return -EIO;
	214
	215	if (len > EP1_BUFSIZE - 1)
	216	len = EP1_BUFSIZE - 1;
	217
	218	if (buffer && len > 0)
1c8470ce	219	memcpy(cdev->ep1_out_buf+1, buffer, len);
9318dce5	220
1c8470ce	221	cdev->ep1_out_buf[0] = command;
523f1dce	222	return usb_bulk_msg(usb_dev, usb_sndbulkpipe(usb_dev, 1),
1c8470ce	223	cdev->ep1_out_buf, len+1, &actual_len, 200);
523f1dce DM	224	}
523f1dce DM	225
d2724de1 HG	226	int snd_usb_caiaq_send_command_bank(struct snd_usb_caiaqdev *cdev,
	227	unsigned char command,
	228	unsigned char bank,
	229	const unsigned char *buffer,
	230	int len)
	231	{
	232	int actual_len;
	233	struct usb_device *usb_dev = cdev->chip.dev;
	234
	235	if (!usb_dev)
	236	return -EIO;
	237
	238	if (len > EP1_BUFSIZE - 2)
	239	len = EP1_BUFSIZE - 2;
	240
	241	if (buffer && len > 0)
	242	memcpy(cdev->ep1_out_buf+2, buffer, len);
	243
	244	cdev->ep1_out_buf[0] = command;
	245	cdev->ep1_out_buf[1] = bank;
	246
	247	return usb_bulk_msg(usb_dev, usb_sndbulkpipe(usb_dev, 1),
	248	cdev->ep1_out_buf, len+2, &actual_len, 200);
	249	}
	250
1c8470ce	251	int snd_usb_caiaq_set_audio_params (struct snd_usb_caiaqdev *cdev,
523f1dce DM	252	int rate, int depth, int bpp)
	253	{
	254	int ret;
	255	char tmp[5];
f1f6b8f6	256	struct device *dev = caiaqdev_to_dev(cdev);
9318dce5	257
523f1dce DM	258	switch (rate) {
	259	case 44100: tmp[0] = SAMPLERATE_44100; break;
	260	case 48000: tmp[0] = SAMPLERATE_48000; break;
	261	case 88200: tmp[0] = SAMPLERATE_88200; break;
	262	case 96000: tmp[0] = SAMPLERATE_96000; break;
	263	case 192000: tmp[0] = SAMPLERATE_192000; break;
	264	default: return -EINVAL;
	265	}
	266
	267	switch (depth) {
	268	case 16: tmp[1] = DEPTH_16; break;
	269	case 24: tmp[1] = DEPTH_24; break;
	270	default: return -EINVAL;
	271	}
	272
	273	tmp[2] = bpp & 0xff;
	274	tmp[3] = bpp >> 8;
	275	tmp[4] = 1; /* packets per microframe */
	276
f1f6b8f6	277	dev_dbg(dev, "setting audio params: %d Hz, %d bits, %d bpp\n",
523f1dce DM	278	rate, depth, bpp);
523f1dce DM	279
1c8470ce DM	280	cdev->audio_parm_answer = -1;
1c8470ce DM	281	ret = snd_usb_caiaq_send_command(cdev, EP1_CMD_AUDIO_PARAMS,
8e3cd08e	282	tmp, sizeof(tmp));
523f1dce DM	283
	284	if (ret)
	285	return ret;
9318dce5	286
1c8470ce DM	287	if (!wait_event_timeout(cdev->ep1_wait_queue,
1c8470ce DM	288	cdev->audio_parm_answer >= 0, HZ))
523f1dce	289	return -EPIPE;
9318dce5	290
1c8470ce	291	if (cdev->audio_parm_answer != 1)
f1f6b8f6	292	dev_dbg(dev, "unable to set the device's audio params\n");
9311c9b4	293	else
1c8470ce	294	cdev->bpp = bpp;
523f1dce	295
1c8470ce	296	return cdev->audio_parm_answer == 1 ? 0 : -EINVAL;
523f1dce DM	297	}
523f1dce DM	298
1c8470ce	299	int snd_usb_caiaq_set_auto_msg(struct snd_usb_caiaqdev *cdev,
9318dce5	300	int digital, int analog, int erp)
523f1dce DM	301	{
523f1dce DM	302	char tmp[3] = { digital, analog, erp };
1c8470ce	303	return snd_usb_caiaq_send_command(cdev, EP1_CMD_AUTO_MSG,
8e3cd08e	304	tmp, sizeof(tmp));
523f1dce DM	305	}
523f1dce DM	306
1c8470ce	307	static void setup_card(struct snd_usb_caiaqdev *cdev)
523f1dce DM	308	{
523f1dce DM	309	int ret;
ad1e34b5	310	char val[4];
f1f6b8f6	311	struct device *dev = caiaqdev_to_dev(cdev);
9318dce5	312
523f1dce	313	/* device-specific startup specials */
1c8470ce	314	switch (cdev->chip.usb_id) {
523f1dce DM	315	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL2):
	316	/* RigKontrol2 - display centered dash ('-') */
	317	val[0] = 0x00;
	318	val[1] = 0x00;
	319	val[2] = 0x01;
1c8470ce	320	snd_usb_caiaq_send_command(cdev, EP1_CMD_WRITE_IO, val, 3);
523f1dce	321	break;
ad1e34b5 DM	322	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL3):
	323	/* RigKontrol2 - display two centered dashes ('--') */
	324	val[0] = 0x00;
	325	val[1] = 0x40;
	326	val[2] = 0x40;
	327	val[3] = 0x00;
1c8470ce	328	snd_usb_caiaq_send_command(cdev, EP1_CMD_WRITE_IO, val, 4);
ad1e34b5	329	break;
523f1dce DM	330	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AK1):
	331	/* Audio Kontrol 1 - make USB-LED stop blinking */
	332	val[0] = 0x00;
1c8470ce	333	snd_usb_caiaq_send_command(cdev, EP1_CMD_WRITE_IO, val, 1);
8e3cd08e DM	334	break;
	335	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO8DJ):
	336	/* Audio 8 DJ - trigger read of current settings */
1c8470ce DM	337	cdev->control_state[0] = 0xff;
	338	snd_usb_caiaq_set_auto_msg(cdev, 1, 0, 0);
	339	snd_usb_caiaq_send_command(cdev, EP1_CMD_READ_IO, NULL, 0);
8e3cd08e	340
1c8470ce DM	341	if (!wait_event_timeout(cdev->ep1_wait_queue,
1c8470ce DM	342	cdev->control_state[0] != 0xff, HZ))
8e3cd08e DM	343	return;
	344
	345	/* fix up some defaults */
1c8470ce DM	346	if ((cdev->control_state[1] != 2) \|\|
	347	(cdev->control_state[2] != 3) \|\|
	348	(cdev->control_state[4] != 2)) {
	349	cdev->control_state[1] = 2;
	350	cdev->control_state[2] = 3;
	351	cdev->control_state[4] = 2;
	352	snd_usb_caiaq_send_command(cdev,
	353	EP1_CMD_WRITE_IO, cdev->control_state, 6);
8e3cd08e DM	354	}
8e3cd08e DM	355
523f1dce DM	356	break;
523f1dce DM	357	}
9318dce5	358
1c8470ce DM	359	if (cdev->spec.num_analog_audio_out +
	360	cdev->spec.num_analog_audio_in +
	361	cdev->spec.num_digital_audio_out +
	362	cdev->spec.num_digital_audio_in > 0) {
	363	ret = snd_usb_caiaq_audio_init(cdev);
7829d0ec	364	if (ret < 0)
f1f6b8f6	365	dev_err(dev, "Unable to set up audio system (ret=%d)\n", ret);
7829d0ec	366	}
9318dce5	367
1c8470ce DM	368	if (cdev->spec.num_midi_in +
	369	cdev->spec.num_midi_out > 0) {
	370	ret = snd_usb_caiaq_midi_init(cdev);
7829d0ec	371	if (ret < 0)
f1f6b8f6	372	dev_err(dev, "Unable to set up MIDI system (ret=%d)\n", ret);
7829d0ec	373	}
523f1dce DM	374
523f1dce DM	375	#ifdef CONFIG_SND_USB_CAIAQ_INPUT
1c8470ce	376	ret = snd_usb_caiaq_input_init(cdev);
523f1dce	377	if (ret < 0)
f1f6b8f6	378	dev_err(dev, "Unable to set up input system (ret=%d)\n", ret);
523f1dce DM	379	#endif
	380
	381	/* finally, register the card and all its sub-instances */
1c8470ce	382	ret = snd_card_register(cdev->chip.card);
523f1dce	383	if (ret < 0) {
f1f6b8f6	384	dev_err(dev, "snd_card_register() returned %d\n", ret);
1c8470ce	385	snd_card_free(cdev->chip.card);
523f1dce	386	}
8e3cd08e	387
1c8470ce	388	ret = snd_usb_caiaq_control_init(cdev);
8e3cd08e	389	if (ret < 0)
f1f6b8f6	390	dev_err(dev, "Unable to set up control system (ret=%d)\n", ret);
523f1dce DM	391	}
523f1dce DM	392
563c2bf5 DM	393	static int create_card(struct usb_device *usb_dev,
	394	struct usb_interface *intf,
	395	struct snd_card **cardp)
523f1dce DM	396	{
523f1dce DM	397	int devnum;
bd7dd77c	398	int err;
523f1dce	399	struct snd_card *card;
1c8470ce	400	struct snd_usb_caiaqdev *cdev;
523f1dce DM	401
523f1dce DM	402	for (devnum = 0; devnum < SNDRV_CARDS; devnum++)
3dd446a7	403	if (enable[devnum])
523f1dce DM	404	break;
	405
	406	if (devnum >= SNDRV_CARDS)
51721f70	407	return -ENODEV;
523f1dce	408
874b8d42 TI	409	err = snd_card_new(&intf->dev,
	410	index[devnum], id[devnum], THIS_MODULE,
	411	sizeof(struct snd_usb_caiaqdev), &card);
bd7dd77c	412	if (err < 0)
51721f70	413	return err;
523f1dce	414
1c8470ce DM	415	cdev = caiaqdev(card);
	416	cdev->chip.dev = usb_dev;
	417	cdev->chip.card = card;
	418	cdev->chip.usb_id = USB_ID(le16_to_cpu(usb_dev->descriptor.idVendor),
8c5330a5	419	le16_to_cpu(usb_dev->descriptor.idProduct));
1c8470ce	420	spin_lock_init(&cdev->spinlock);
523f1dce	421
51721f70 TI	422	*cardp = card;
51721f70 TI	423	return 0;
523f1dce DM	424	}
523f1dce DM	425
1c8470ce	426	static int init_card(struct snd_usb_caiaqdev *cdev)
523f1dce	427	{
bafeee5b	428	char *c, usbpath[32];
1c8470ce DM	429	struct usb_device *usb_dev = cdev->chip.dev;
1c8470ce DM	430	struct snd_card *card = cdev->chip.card;
f1f6b8f6	431	struct device *dev = caiaqdev_to_dev(cdev);
bafeee5b	432	int err, len;
9318dce5	433
523f1dce	434	if (usb_set_interface(usb_dev, 0, 1) != 0) {
f1f6b8f6	435	dev_err(dev, "can't set alt interface.\n");
523f1dce DM	436	return -EIO;
	437	}
	438
1c8470ce DM	439	usb_init_urb(&cdev->ep1_in_urb);
1c8470ce DM	440	usb_init_urb(&cdev->midi_out_urb);
523f1dce	441
1c8470ce	442	usb_fill_bulk_urb(&cdev->ep1_in_urb, usb_dev,
523f1dce	443	usb_rcvbulkpipe(usb_dev, 0x1),
1c8470ce DM	444	cdev->ep1_in_buf, EP1_BUFSIZE,
1c8470ce DM	445	usb_ep1_command_reply_dispatch, cdev);
523f1dce	446
1c8470ce	447	usb_fill_bulk_urb(&cdev->midi_out_urb, usb_dev,
523f1dce	448	usb_sndbulkpipe(usb_dev, 0x1),
1c8470ce DM	449	cdev->midi_out_buf, EP1_BUFSIZE,
1c8470ce DM	450	snd_usb_caiaq_midi_output_done, cdev);
9318dce5	451
58fc7f73 TI	452	/* sanity checks of EPs before actually submitting */
	453	if (usb_urb_ep_type_check(&cdev->ep1_in_urb) \|\|
	454	usb_urb_ep_type_check(&cdev->midi_out_urb)) {
	455	dev_err(dev, "invalid EPs\n");
	456	return -EINVAL;
	457	}
	458
1c8470ce DM	459	init_waitqueue_head(&cdev->ep1_wait_queue);
1c8470ce DM	460	init_waitqueue_head(&cdev->prepare_wait_queue);
9318dce5	461
1c8470ce	462	if (usb_submit_urb(&cdev->ep1_in_urb, GFP_KERNEL) != 0)
523f1dce DM	463	return -EIO;
523f1dce DM	464
1c8470ce	465	err = snd_usb_caiaq_send_command(cdev, EP1_CMD_GET_DEVICE_INFO, NULL, 0);
523f1dce	466	if (err)
99fee508	467	goto err_kill_urb;
523f1dce	468
99fee508 TI	469	if (!wait_event_timeout(cdev->ep1_wait_queue, cdev->spec_received, HZ)) {
	470	err = -ENODEV;
	471	goto err_kill_urb;
	472	}
523f1dce DM	473
523f1dce DM	474	usb_string(usb_dev, usb_dev->descriptor.iManufacturer,
1c8470ce	475	cdev->vendor_name, CAIAQ_USB_STR_LEN);
9318dce5	476
523f1dce	477	usb_string(usb_dev, usb_dev->descriptor.iProduct,
1c8470ce	478	cdev->product_name, CAIAQ_USB_STR_LEN);
9318dce5	479
d3873a1b	480	strlcpy(card->driver, MODNAME, sizeof(card->driver));
1c8470ce DM	481	strlcpy(card->shortname, cdev->product_name, sizeof(card->shortname));
1c8470ce DM	482	strlcpy(card->mixername, cdev->product_name, sizeof(card->mixername));
523f1dce	483
bafeee5b DM	484	/* if the id was not passed as module option, fill it with a shortened
	485	* version of the product string which does not contain any
	486	* whitespaces */
	487
	488	if (*card->id == '\0') {
	489	char id[sizeof(card->id)];
	490
	491	memset(id, 0, sizeof(id));
	492
	493	for (c = card->shortname, len = 0;
	494	*c && len < sizeof(card->id); c++)
	495	if (*c != ' ')
	496	id[len++] = *c;
	497
	498	snd_card_set_id(card, id);
	499	}
	500
1a1df6f0	501	usb_make_path(usb_dev, usbpath, sizeof(usbpath));
f1f6b8f6	502	snprintf(card->longname, sizeof(card->longname), "%s %s (%s)",
1c8470ce	503	cdev->vendor_name, cdev->product_name, usbpath);
523f1dce	504
1c8470ce	505	setup_card(cdev);
523f1dce	506	return 0;
99fee508 TI	507
	508	err_kill_urb:
	509	usb_kill_urb(&cdev->ep1_in_urb);
	510	return err;
523f1dce DM	511	}
523f1dce DM	512
14c56706	513	static int snd_probe(struct usb_interface *intf,
523f1dce DM	514	const struct usb_device_id *id)
	515	{
	516	int ret;
da185443	517	struct snd_card *card = NULL;
1c8470ce	518	struct usb_device *usb_dev = interface_to_usbdev(intf);
9318dce5	519
1c8470ce	520	ret = create_card(usb_dev, intf, &card);
9318dce5	521
51721f70 TI	522	if (ret < 0)
51721f70 TI	523	return ret;
9318dce5	524
f4e9749f	525	usb_set_intfdata(intf, card);
523f1dce DM	526	ret = init_card(caiaqdev(card));
523f1dce DM	527	if (ret < 0) {
f1f6b8f6	528	dev_err(&usb_dev->dev, "unable to init card! (ret=%d)\n", ret);
523f1dce DM	529	snd_card_free(card);
	530	return ret;
	531	}
9318dce5	532
523f1dce DM	533	return 0;
	534	}
	535
	536	static void snd_disconnect(struct usb_interface *intf)
	537	{
f4e9749f	538	struct snd_card *card = usb_get_intfdata(intf);
2dad9402 DM	539	struct device *dev = intf->usb_dev;
2dad9402 DM	540	struct snd_usb_caiaqdev *cdev;
523f1dce DM	541
	542	if (!card)
	543	return;
	544
2dad9402	545	cdev = caiaqdev(card);
f1f6b8f6 DM	546	dev_dbg(dev, "%s(%p)\n", __func__, intf);
f1f6b8f6 DM	547
523f1dce DM	548	snd_card_disconnect(card);
	549
	550	#ifdef CONFIG_SND_USB_CAIAQ_INPUT
1c8470ce	551	snd_usb_caiaq_input_free(cdev);
523f1dce	552	#endif
1c8470ce	553	snd_usb_caiaq_audio_free(cdev);
9318dce5	554
1c8470ce DM	555	usb_kill_urb(&cdev->ep1_in_urb);
1c8470ce DM	556	usb_kill_urb(&cdev->midi_out_urb);
9318dce5	557
523f1dce DM	558	snd_card_free(card);
	559	usb_reset_device(interface_to_usbdev(intf));
	560	}
	561
	562
	563	MODULE_DEVICE_TABLE(usb, snd_usb_id_table);
	564	static struct usb_driver snd_usb_driver = {
	565	.name = MODNAME,
	566	.probe = snd_probe,
	567	.disconnect = snd_disconnect,
	568	.id_table = snd_usb_id_table,
	569	};
	570
424f0750	571	module_usb_driver(snd_usb_driver);