mixer_quirks.c 46.5 KB
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/*
 *   USB Audio Driver for ALSA
 *
 *   Quirks and vendor-specific extensions for mixer interfaces
 *
 *   Copyright (c) 2002 by Takashi Iwai <tiwai@suse.de>
 *
 *   Many codes borrowed from audio.c by
 *	    Alan Cox (alan@lxorguk.ukuu.org.uk)
 *	    Thomas Sailer (sailer@ife.ee.ethz.ch)
 *
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 *   Audio Advantage Micro II support added by:
 *	    Przemek Rudy (prudy1@o2.pl)
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 *
 *   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; either version 2 of the License, or
 *   (at your option) any later version.
 *
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this program; if not, write to the Free Software
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 */

#include <linux/init.h>
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#include <linux/slab.h>
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#include <linux/usb.h>
#include <linux/usb/audio.h>

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#include <sound/asoundef.h>
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#include <sound/core.h>
#include <sound/control.h>
#include <sound/hwdep.h>
#include <sound/info.h>

#include "usbaudio.h"
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#include "mixer.h"
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#include "mixer_quirks.h"
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#include "mixer_scarlett.h"
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#include "helper.h"

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extern struct snd_kcontrol_new *snd_usb_feature_unit_ctl;

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struct std_mono_table {
	unsigned int unitid, control, cmask;
	int val_type;
	const char *name;
	snd_kcontrol_tlv_rw_t *tlv_callback;
};

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/* This function allows for the creation of standard UAC controls.
 * See the quirks for M-Audio FTUs or Ebox-44.
 * If you don't want to set a TLV callback pass NULL.
 *
 * Since there doesn't seem to be a devices that needs a multichannel
 * version, we keep it mono for simplicity.
 */
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static int snd_create_std_mono_ctl_offset(struct usb_mixer_interface *mixer,
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				unsigned int unitid,
				unsigned int control,
				unsigned int cmask,
				int val_type,
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				unsigned int idx_off,
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				const char *name,
				snd_kcontrol_tlv_rw_t *tlv_callback)
{
	struct usb_mixer_elem_info *cval;
	struct snd_kcontrol *kctl;

	cval = kzalloc(sizeof(*cval), GFP_KERNEL);
	if (!cval)
		return -ENOMEM;

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	snd_usb_mixer_elem_init_std(&cval->head, mixer, unitid);
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	cval->val_type = val_type;
	cval->channels = 1;
	cval->control = control;
	cval->cmask = cmask;
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	cval->idx_off = idx_off;
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	/* get_min_max() is called only for integer volumes later,
	 * so provide a short-cut for booleans */
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	cval->min = 0;
	cval->max = 1;
	cval->res = 0;
	cval->dBmin = 0;
	cval->dBmax = 0;

	/* Create control */
	kctl = snd_ctl_new1(snd_usb_feature_unit_ctl, cval);
	if (!kctl) {
		kfree(cval);
		return -ENOMEM;
	}

	/* Set name */
	snprintf(kctl->id.name, sizeof(kctl->id.name), name);
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	kctl->private_free = snd_usb_mixer_elem_free;
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	/* set TLV */
	if (tlv_callback) {
		kctl->tlv.c = tlv_callback;
		kctl->vd[0].access |=
			SNDRV_CTL_ELEM_ACCESS_TLV_READ |
			SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK;
	}
	/* Add control to mixer */
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	return snd_usb_mixer_add_control(&cval->head, kctl);
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}

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static int snd_create_std_mono_ctl(struct usb_mixer_interface *mixer,
				unsigned int unitid,
				unsigned int control,
				unsigned int cmask,
				int val_type,
				const char *name,
				snd_kcontrol_tlv_rw_t *tlv_callback)
{
	return snd_create_std_mono_ctl_offset(mixer, unitid, control, cmask,
		val_type, 0 /* Offset */, name, tlv_callback);
}

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/*
 * Create a set of standard UAC controls from a table
 */
static int snd_create_std_mono_table(struct usb_mixer_interface *mixer,
				struct std_mono_table *t)
{
	int err;

	while (t->name != NULL) {
		err = snd_create_std_mono_ctl(mixer, t->unitid, t->control,
				t->cmask, t->val_type, t->name, t->tlv_callback);
		if (err < 0)
			return err;
		t++;
	}

	return 0;
}

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static int add_single_ctl_with_resume(struct usb_mixer_interface *mixer,
				      int id,
				      usb_mixer_elem_resume_func_t resume,
				      const struct snd_kcontrol_new *knew,
				      struct usb_mixer_elem_list **listp)
{
	struct usb_mixer_elem_list *list;
	struct snd_kcontrol *kctl;

	list = kzalloc(sizeof(*list), GFP_KERNEL);
	if (!list)
		return -ENOMEM;
	if (listp)
		*listp = list;
	list->mixer = mixer;
	list->id = id;
	list->resume = resume;
	kctl = snd_ctl_new1(knew, list);
	if (!kctl) {
		kfree(list);
		return -ENOMEM;
	}
	kctl->private_free = snd_usb_mixer_elem_free;
	return snd_usb_mixer_add_control(list, kctl);
}

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/*
 * Sound Blaster remote control configuration
 *
 * format of remote control data:
 * Extigy:       xx 00
 * Audigy 2 NX:  06 80 xx 00 00 00
 * Live! 24-bit: 06 80 xx yy 22 83
 */
static const struct rc_config {
	u32 usb_id;
	u8  offset;
	u8  length;
	u8  packet_length;
	u8  min_packet_length; /* minimum accepted length of the URB result */
	u8  mute_mixer_id;
	u32 mute_code;
} rc_configs[] = {
	{ USB_ID(0x041e, 0x3000), 0, 1, 2, 1,  18, 0x0013 }, /* Extigy       */
	{ USB_ID(0x041e, 0x3020), 2, 1, 6, 6,  18, 0x0013 }, /* Audigy 2 NX  */
	{ USB_ID(0x041e, 0x3040), 2, 2, 6, 6,  2,  0x6e91 }, /* Live! 24-bit */
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	{ USB_ID(0x041e, 0x3042), 0, 1, 1, 1,  1,  0x000d }, /* Usb X-Fi S51 */
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	{ USB_ID(0x041e, 0x30df), 0, 1, 1, 1,  1,  0x000d }, /* Usb X-Fi S51 Pro */
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	{ USB_ID(0x041e, 0x3237), 0, 1, 1, 1,  1,  0x000d }, /* Usb X-Fi S51 Pro */
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	{ USB_ID(0x041e, 0x3048), 2, 2, 6, 6,  2,  0x6e91 }, /* Toshiba SB0500 */
};

static void snd_usb_soundblaster_remote_complete(struct urb *urb)
{
	struct usb_mixer_interface *mixer = urb->context;
	const struct rc_config *rc = mixer->rc_cfg;
	u32 code;

	if (urb->status < 0 || urb->actual_length < rc->min_packet_length)
		return;

	code = mixer->rc_buffer[rc->offset];
	if (rc->length == 2)
		code |= mixer->rc_buffer[rc->offset + 1] << 8;

	/* the Mute button actually changes the mixer control */
	if (code == rc->mute_code)
		snd_usb_mixer_notify_id(mixer, rc->mute_mixer_id);
	mixer->rc_code = code;
	wmb();
	wake_up(&mixer->rc_waitq);
}

static long snd_usb_sbrc_hwdep_read(struct snd_hwdep *hw, char __user *buf,
				     long count, loff_t *offset)
{
	struct usb_mixer_interface *mixer = hw->private_data;
	int err;
	u32 rc_code;

	if (count != 1 && count != 4)
		return -EINVAL;
	err = wait_event_interruptible(mixer->rc_waitq,
				       (rc_code = xchg(&mixer->rc_code, 0)) != 0);
	if (err == 0) {
		if (count == 1)
			err = put_user(rc_code, buf);
		else
			err = put_user(rc_code, (u32 __user *)buf);
	}
	return err < 0 ? err : count;
}

static unsigned int snd_usb_sbrc_hwdep_poll(struct snd_hwdep *hw, struct file *file,
					    poll_table *wait)
{
	struct usb_mixer_interface *mixer = hw->private_data;

	poll_wait(file, &mixer->rc_waitq, wait);
	return mixer->rc_code ? POLLIN | POLLRDNORM : 0;
}

static int snd_usb_soundblaster_remote_init(struct usb_mixer_interface *mixer)
{
	struct snd_hwdep *hwdep;
	int err, len, i;

	for (i = 0; i < ARRAY_SIZE(rc_configs); ++i)
		if (rc_configs[i].usb_id == mixer->chip->usb_id)
			break;
	if (i >= ARRAY_SIZE(rc_configs))
		return 0;
	mixer->rc_cfg = &rc_configs[i];

	len = mixer->rc_cfg->packet_length;

	init_waitqueue_head(&mixer->rc_waitq);
	err = snd_hwdep_new(mixer->chip->card, "SB remote control", 0, &hwdep);
	if (err < 0)
		return err;
	snprintf(hwdep->name, sizeof(hwdep->name),
		 "%s remote control", mixer->chip->card->shortname);
	hwdep->iface = SNDRV_HWDEP_IFACE_SB_RC;
	hwdep->private_data = mixer;
	hwdep->ops.read = snd_usb_sbrc_hwdep_read;
	hwdep->ops.poll = snd_usb_sbrc_hwdep_poll;
	hwdep->exclusive = 1;

	mixer->rc_urb = usb_alloc_urb(0, GFP_KERNEL);
	if (!mixer->rc_urb)
		return -ENOMEM;
	mixer->rc_setup_packet = kmalloc(sizeof(*mixer->rc_setup_packet), GFP_KERNEL);
	if (!mixer->rc_setup_packet) {
		usb_free_urb(mixer->rc_urb);
		mixer->rc_urb = NULL;
		return -ENOMEM;
	}
	mixer->rc_setup_packet->bRequestType =
		USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE;
	mixer->rc_setup_packet->bRequest = UAC_GET_MEM;
	mixer->rc_setup_packet->wValue = cpu_to_le16(0);
	mixer->rc_setup_packet->wIndex = cpu_to_le16(0);
	mixer->rc_setup_packet->wLength = cpu_to_le16(len);
	usb_fill_control_urb(mixer->rc_urb, mixer->chip->dev,
			     usb_rcvctrlpipe(mixer->chip->dev, 0),
			     (u8*)mixer->rc_setup_packet, mixer->rc_buffer, len,
			     snd_usb_soundblaster_remote_complete, mixer);
	return 0;
}

#define snd_audigy2nx_led_info		snd_ctl_boolean_mono_info

static int snd_audigy2nx_led_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
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	ucontrol->value.integer.value[0] = kcontrol->private_value >> 8;
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	return 0;
}

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static int snd_audigy2nx_led_update(struct usb_mixer_interface *mixer,
				    int value, int index)
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{
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	struct snd_usb_audio *chip = mixer->chip;
	int err;
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	err = snd_usb_lock_shutdown(chip);
	if (err < 0)
		return err;

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	if (chip->usb_id == USB_ID(0x041e, 0x3042))
		err = snd_usb_ctl_msg(chip->dev,
			      usb_sndctrlpipe(chip->dev, 0), 0x24,
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			      USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
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			      !value, 0, NULL, 0);
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	/* USB X-Fi S51 Pro */
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	if (chip->usb_id == USB_ID(0x041e, 0x30df))
		err = snd_usb_ctl_msg(chip->dev,
			      usb_sndctrlpipe(chip->dev, 0), 0x24,
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			      USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
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			      !value, 0, NULL, 0);
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	else
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		err = snd_usb_ctl_msg(chip->dev,
			      usb_sndctrlpipe(chip->dev, 0), 0x24,
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			      USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
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			      value, index + 2, NULL, 0);
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	snd_usb_unlock_shutdown(chip);
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	return err;
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}

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static int snd_audigy2nx_led_put(struct snd_kcontrol *kcontrol,
				 struct snd_ctl_elem_value *ucontrol)
{
	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
	struct usb_mixer_interface *mixer = list->mixer;
	int index = kcontrol->private_value & 0xff;
	int value = ucontrol->value.integer.value[0];
	int old_value = kcontrol->private_value >> 8;
	int err;

	if (value > 1)
		return -EINVAL;
	if (value == old_value)
		return 0;
	kcontrol->private_value = (value << 8) | index;
	err = snd_audigy2nx_led_update(mixer, value, index);
	return err < 0 ? err : 1;
}

static int snd_audigy2nx_led_resume(struct usb_mixer_elem_list *list)
{
	int priv_value = list->kctl->private_value;

	return snd_audigy2nx_led_update(list->mixer, priv_value >> 8,
					priv_value & 0xff);
}

/* name and private_value are set dynamically */
static struct snd_kcontrol_new snd_audigy2nx_control = {
	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
	.info = snd_audigy2nx_led_info,
	.get = snd_audigy2nx_led_get,
	.put = snd_audigy2nx_led_put,
};

static const char * const snd_audigy2nx_led_names[] = {
	"CMSS LED Switch",
	"Power LED Switch",
	"Dolby Digital LED Switch",
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};

static int snd_audigy2nx_controls_create(struct usb_mixer_interface *mixer)
{
	int i, err;

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	for (i = 0; i < ARRAY_SIZE(snd_audigy2nx_led_names); ++i) {
		struct snd_kcontrol_new knew;

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		/* USB X-Fi S51 doesn't have a CMSS LED */
		if ((mixer->chip->usb_id == USB_ID(0x041e, 0x3042)) && i == 0)
			continue;
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		/* USB X-Fi S51 Pro doesn't have one either */
		if ((mixer->chip->usb_id == USB_ID(0x041e, 0x30df)) && i == 0)
			continue;
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		if (i > 1 && /* Live24ext has 2 LEDs only */
			(mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
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			 mixer->chip->usb_id == USB_ID(0x041e, 0x3042) ||
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			 mixer->chip->usb_id == USB_ID(0x041e, 0x30df) ||
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			 mixer->chip->usb_id == USB_ID(0x041e, 0x3048)))
			break; 
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		knew = snd_audigy2nx_control;
		knew.name = snd_audigy2nx_led_names[i];
		knew.private_value = (1 << 8) | i; /* LED on as default */
		err = add_single_ctl_with_resume(mixer, 0,
						 snd_audigy2nx_led_resume,
						 &knew, NULL);
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		if (err < 0)
			return err;
	}
	return 0;
}

static void snd_audigy2nx_proc_read(struct snd_info_entry *entry,
				    struct snd_info_buffer *buffer)
{
	static const struct sb_jack {
		int unitid;
		const char *name;
	}  jacks_audigy2nx[] = {
		{4,  "dig in "},
		{7,  "line in"},
		{19, "spk out"},
		{20, "hph out"},
		{-1, NULL}
	}, jacks_live24ext[] = {
		{4,  "line in"}, /* &1=Line, &2=Mic*/
		{3,  "hph out"}, /* headphones */
		{0,  "RC     "}, /* last command, 6 bytes see rc_config above */
		{-1, NULL}
	};
	const struct sb_jack *jacks;
	struct usb_mixer_interface *mixer = entry->private_data;
	int i, err;
	u8 buf[3];

	snd_iprintf(buffer, "%s jacks\n\n", mixer->chip->card->shortname);
	if (mixer->chip->usb_id == USB_ID(0x041e, 0x3020))
		jacks = jacks_audigy2nx;
	else if (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
		 mixer->chip->usb_id == USB_ID(0x041e, 0x3048))
		jacks = jacks_live24ext;
	else
		return;

	for (i = 0; jacks[i].name; ++i) {
		snd_iprintf(buffer, "%s: ", jacks[i].name);
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		err = snd_usb_lock_shutdown(mixer->chip);
		if (err < 0)
			return;
		err = snd_usb_ctl_msg(mixer->chip->dev,
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				      usb_rcvctrlpipe(mixer->chip->dev, 0),
				      UAC_GET_MEM, USB_DIR_IN | USB_TYPE_CLASS |
				      USB_RECIP_INTERFACE, 0,
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				      jacks[i].unitid << 8, buf, 3);
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		snd_usb_unlock_shutdown(mixer->chip);
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		if (err == 3 && (buf[0] == 3 || buf[0] == 6))
			snd_iprintf(buffer, "%02x %02x\n", buf[1], buf[2]);
		else
			snd_iprintf(buffer, "?\n");
	}
}

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/* EMU0204 */
static int snd_emu0204_ch_switch_info(struct snd_kcontrol *kcontrol,
				      struct snd_ctl_elem_info *uinfo)
{
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	static const char * const texts[2] = {"1/2", "3/4"};
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	return snd_ctl_enum_info(uinfo, 1, ARRAY_SIZE(texts), texts);
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}

static int snd_emu0204_ch_switch_get(struct snd_kcontrol *kcontrol,
				     struct snd_ctl_elem_value *ucontrol)
{
	ucontrol->value.enumerated.item[0] = kcontrol->private_value;
	return 0;
}

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static int snd_emu0204_ch_switch_update(struct usb_mixer_interface *mixer,
					int value)
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{
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	struct snd_usb_audio *chip = mixer->chip;
	int err;
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	unsigned char buf[2];

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	err = snd_usb_lock_shutdown(chip);
	if (err < 0)
		return err;
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	buf[0] = 0x01;
	buf[1] = value ? 0x02 : 0x01;
	err = snd_usb_ctl_msg(chip->dev,
		      usb_sndctrlpipe(chip->dev, 0), UAC_SET_CUR,
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		      USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_OUT,
		      0x0400, 0x0e00, buf, 2);
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	snd_usb_unlock_shutdown(chip);
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	return err;
}

static int snd_emu0204_ch_switch_put(struct snd_kcontrol *kcontrol,
				     struct snd_ctl_elem_value *ucontrol)
{
	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
	struct usb_mixer_interface *mixer = list->mixer;
	unsigned int value = ucontrol->value.enumerated.item[0];
	int err;

	if (value > 1)
		return -EINVAL;

	if (value == kcontrol->private_value)
		return 0;

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	kcontrol->private_value = value;
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	err = snd_emu0204_ch_switch_update(mixer, value);
	return err < 0 ? err : 1;
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}

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static int snd_emu0204_ch_switch_resume(struct usb_mixer_elem_list *list)
{
	return snd_emu0204_ch_switch_update(list->mixer,
					    list->kctl->private_value);
}
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static struct snd_kcontrol_new snd_emu0204_control = {
	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
	.name = "Front Jack Channels",
	.info = snd_emu0204_ch_switch_info,
	.get = snd_emu0204_ch_switch_get,
	.put = snd_emu0204_ch_switch_put,
	.private_value = 0,
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};

static int snd_emu0204_controls_create(struct usb_mixer_interface *mixer)
{
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	return add_single_ctl_with_resume(mixer, 0,
					  snd_emu0204_ch_switch_resume,
					  &snd_emu0204_control, NULL);
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}
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/* ASUS Xonar U1 / U3 controls */

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static int snd_xonar_u1_switch_get(struct snd_kcontrol *kcontrol,
				   struct snd_ctl_elem_value *ucontrol)
{
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	ucontrol->value.integer.value[0] = !!(kcontrol->private_value & 0x02);
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	return 0;
}

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static int snd_xonar_u1_switch_update(struct usb_mixer_interface *mixer,
				      unsigned char status)
{
	struct snd_usb_audio *chip = mixer->chip;
	int err;

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	err = snd_usb_lock_shutdown(chip);
	if (err < 0)
		return err;
	err = snd_usb_ctl_msg(chip->dev,
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			      usb_sndctrlpipe(chip->dev, 0), 0x08,
			      USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
			      50, 0, &status, 1);
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	snd_usb_unlock_shutdown(chip);
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	return err;
}

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static int snd_xonar_u1_switch_put(struct snd_kcontrol *kcontrol,
				   struct snd_ctl_elem_value *ucontrol)
{
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	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
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	u8 old_status, new_status;
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	int err;
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	old_status = kcontrol->private_value;
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	if (ucontrol->value.integer.value[0])
		new_status = old_status | 0x02;
	else
		new_status = old_status & ~0x02;
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	if (new_status == old_status)
		return 0;

	kcontrol->private_value = new_status;
	err = snd_xonar_u1_switch_update(list->mixer, new_status);
	return err < 0 ? err : 1;
}

static int snd_xonar_u1_switch_resume(struct usb_mixer_elem_list *list)
{
	return snd_xonar_u1_switch_update(list->mixer,
					  list->kctl->private_value);
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}

static struct snd_kcontrol_new snd_xonar_u1_output_switch = {
	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
	.name = "Digital Playback Switch",
	.info = snd_ctl_boolean_mono_info,
	.get = snd_xonar_u1_switch_get,
	.put = snd_xonar_u1_switch_put,
594
	.private_value = 0x05,
595 596 597 598
};

static int snd_xonar_u1_controls_create(struct usb_mixer_interface *mixer)
{
599 600 601
	return add_single_ctl_with_resume(mixer, 0,
					  snd_xonar_u1_switch_resume,
					  &snd_xonar_u1_output_switch, NULL);
602 603
}

604 605 606 607 608 609 610 611 612
/* Digidesign Mbox 1 clock source switch (internal/spdif) */

static int snd_mbox1_switch_get(struct snd_kcontrol *kctl,
				struct snd_ctl_elem_value *ucontrol)
{
	ucontrol->value.enumerated.item[0] = kctl->private_value;
	return 0;
}

613
static int snd_mbox1_switch_update(struct usb_mixer_interface *mixer, int val)
614
{
615
	struct snd_usb_audio *chip = mixer->chip;
616 617 618
	int err;
	unsigned char buff[3];

619 620 621
	err = snd_usb_lock_shutdown(chip);
	if (err < 0)
		return err;
622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645

	/* Prepare for magic command to toggle clock source */
	err = snd_usb_ctl_msg(chip->dev,
				usb_rcvctrlpipe(chip->dev, 0), 0x81,
				USB_DIR_IN |
				USB_TYPE_CLASS |
				USB_RECIP_INTERFACE, 0x00, 0x500, buff, 1);
	if (err < 0)
		goto err;
	err = snd_usb_ctl_msg(chip->dev,
				usb_rcvctrlpipe(chip->dev, 0), 0x81,
				USB_DIR_IN |
				USB_TYPE_CLASS |
				USB_RECIP_ENDPOINT, 0x100, 0x81, buff, 3);
	if (err < 0)
		goto err;

	/* 2 possibilities:	Internal    -> send sample rate
	 *			S/PDIF sync -> send zeroes
	 * NB: Sample rate locked to 48kHz on purpose to
	 *     prevent user from resetting the sample rate
	 *     while S/PDIF sync is enabled and confusing
	 *     this configuration.
	 */
646
	if (val == 0) {
647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676
		buff[0] = 0x80;
		buff[1] = 0xbb;
		buff[2] = 0x00;
	} else {
		buff[0] = buff[1] = buff[2] = 0x00;
	}

	/* Send the magic command to toggle the clock source */
	err = snd_usb_ctl_msg(chip->dev,
				usb_sndctrlpipe(chip->dev, 0), 0x1,
				USB_TYPE_CLASS |
				USB_RECIP_ENDPOINT, 0x100, 0x81, buff, 3);
	if (err < 0)
		goto err;
	err = snd_usb_ctl_msg(chip->dev,
				usb_rcvctrlpipe(chip->dev, 0), 0x81,
				USB_DIR_IN |
				USB_TYPE_CLASS |
				USB_RECIP_ENDPOINT, 0x100, 0x81, buff, 3);
	if (err < 0)
		goto err;
	err = snd_usb_ctl_msg(chip->dev,
				usb_rcvctrlpipe(chip->dev, 0), 0x81,
				USB_DIR_IN |
				USB_TYPE_CLASS |
				USB_RECIP_ENDPOINT, 0x100, 0x2, buff, 3);
	if (err < 0)
		goto err;

err:
677
	snd_usb_unlock_shutdown(chip);
678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695
	return err;
}

static int snd_mbox1_switch_put(struct snd_kcontrol *kctl,
				struct snd_ctl_elem_value *ucontrol)
{
	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kctl);
	struct usb_mixer_interface *mixer = list->mixer;
	int err;
	bool cur_val, new_val;

	cur_val = kctl->private_value;
	new_val = ucontrol->value.enumerated.item[0];
	if (cur_val == new_val)
		return 0;

	kctl->private_value = new_val;
	err = snd_mbox1_switch_update(mixer, new_val);
696 697 698 699 700 701 702 703 704 705 706 707 708 709
	return err < 0 ? err : 1;
}

static int snd_mbox1_switch_info(struct snd_kcontrol *kcontrol,
				 struct snd_ctl_elem_info *uinfo)
{
	static const char *const texts[2] = {
		"Internal",
		"S/PDIF"
	};

	return snd_ctl_enum_info(uinfo, 1, ARRAY_SIZE(texts), texts);
}

710 711 712 713 714
static int snd_mbox1_switch_resume(struct usb_mixer_elem_list *list)
{
	return snd_mbox1_switch_update(list->mixer, list->kctl->private_value);
}

715 716 717 718 719 720 721 722 723 724 725 726 727
static struct snd_kcontrol_new snd_mbox1_switch = {
	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
	.name = "Clock Source",
	.index = 0,
	.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
	.info = snd_mbox1_switch_info,
	.get = snd_mbox1_switch_get,
	.put = snd_mbox1_switch_put,
	.private_value = 0
};

static int snd_mbox1_create_sync_switch(struct usb_mixer_interface *mixer)
{
728 729 730
	return add_single_ctl_with_resume(mixer, 0,
					  snd_mbox1_switch_resume,
					  &snd_mbox1_switch, NULL);
731 732
}

733 734 735 736
/* Native Instruments device quirks */

#define _MAKE_NI_CONTROL(bRequest,wIndex) ((bRequest) << 16 | (wIndex))

737 738
static int snd_ni_control_init_val(struct usb_mixer_interface *mixer,
				   struct snd_kcontrol *kctl)
739 740
{
	struct usb_device *dev = mixer->chip->dev;
741 742 743
	unsigned int pval = kctl->private_value;
	u8 value;
	int err;
744

745 746 747 748 749
	err = snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0),
			      (pval >> 16) & 0xff,
			      USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
			      0, pval & 0xffff, &value, 1);
	if (err < 0) {
750
		dev_err(&dev->dev,
751 752
			"unable to issue vendor read request (ret = %d)", err);
		return err;
753 754
	}

755 756 757
	kctl->private_value |= (value << 24);
	return 0;
}
758

759 760 761 762
static int snd_nativeinstruments_control_get(struct snd_kcontrol *kcontrol,
					     struct snd_ctl_elem_value *ucontrol)
{
	ucontrol->value.integer.value[0] = kcontrol->private_value >> 24;
763 764 765
	return 0;
}

766 767 768 769 770 771
static int snd_ni_update_cur_val(struct usb_mixer_elem_list *list)
{
	struct snd_usb_audio *chip = list->mixer->chip;
	unsigned int pval = list->kctl->private_value;
	int err;

772 773 774 775 776 777 778 779
	err = snd_usb_lock_shutdown(chip);
	if (err < 0)
		return err;
	err = usb_control_msg(chip->dev, usb_sndctrlpipe(chip->dev, 0),
			      (pval >> 16) & 0xff,
			      USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_OUT,
			      pval >> 24, pval & 0xffff, NULL, 0, 1000);
	snd_usb_unlock_shutdown(chip);
780 781 782
	return err;
}

783 784 785
static int snd_nativeinstruments_control_put(struct snd_kcontrol *kcontrol,
					     struct snd_ctl_elem_value *ucontrol)
{
786 787 788 789
	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
	u8 oldval = (kcontrol->private_value >> 24) & 0xff;
	u8 newval = ucontrol->value.integer.value[0];
	int err;
790

791 792
	if (oldval == newval)
		return 0;
793

794 795 796 797
	kcontrol->private_value &= ~(0xff << 24);
	kcontrol->private_value |= newval;
	err = snd_ni_update_cur_val(list);
	return err < 0 ? err : 1;
798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867
}

static struct snd_kcontrol_new snd_nativeinstruments_ta6_mixers[] = {
	{
		.name = "Direct Thru Channel A",
		.private_value = _MAKE_NI_CONTROL(0x01, 0x03),
	},
	{
		.name = "Direct Thru Channel B",
		.private_value = _MAKE_NI_CONTROL(0x01, 0x05),
	},
	{
		.name = "Phono Input Channel A",
		.private_value = _MAKE_NI_CONTROL(0x02, 0x03),
	},
	{
		.name = "Phono Input Channel B",
		.private_value = _MAKE_NI_CONTROL(0x02, 0x05),
	},
};

static struct snd_kcontrol_new snd_nativeinstruments_ta10_mixers[] = {
	{
		.name = "Direct Thru Channel A",
		.private_value = _MAKE_NI_CONTROL(0x01, 0x03),
	},
	{
		.name = "Direct Thru Channel B",
		.private_value = _MAKE_NI_CONTROL(0x01, 0x05),
	},
	{
		.name = "Direct Thru Channel C",
		.private_value = _MAKE_NI_CONTROL(0x01, 0x07),
	},
	{
		.name = "Direct Thru Channel D",
		.private_value = _MAKE_NI_CONTROL(0x01, 0x09),
	},
	{
		.name = "Phono Input Channel A",
		.private_value = _MAKE_NI_CONTROL(0x02, 0x03),
	},
	{
		.name = "Phono Input Channel B",
		.private_value = _MAKE_NI_CONTROL(0x02, 0x05),
	},
	{
		.name = "Phono Input Channel C",
		.private_value = _MAKE_NI_CONTROL(0x02, 0x07),
	},
	{
		.name = "Phono Input Channel D",
		.private_value = _MAKE_NI_CONTROL(0x02, 0x09),
	},
};

static int snd_nativeinstruments_create_mixer(struct usb_mixer_interface *mixer,
					      const struct snd_kcontrol_new *kc,
					      unsigned int count)
{
	int i, err = 0;
	struct snd_kcontrol_new template = {
		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
		.get = snd_nativeinstruments_control_get,
		.put = snd_nativeinstruments_control_put,
		.info = snd_ctl_boolean_mono_info,
	};

	for (i = 0; i < count; i++) {
868
		struct usb_mixer_elem_list *list;
869 870 871 872

		template.name = kc[i].name;
		template.private_value = kc[i].private_value;

873 874 875
		err = add_single_ctl_with_resume(mixer, 0,
						 snd_ni_update_cur_val,
						 &template, &list);
876 877
		if (err < 0)
			break;
878
		snd_ni_control_init_val(mixer, list->kctl);
879 880 881 882 883
	}

	return err;
}

884
/* M-Audio FastTrack Ultra quirks */
885
/* FTU Effect switch (also used by C400/C600) */
886 887 888
static int snd_ftu_eff_switch_info(struct snd_kcontrol *kcontrol,
					struct snd_ctl_elem_info *uinfo)
{
889 890 891
	static const char *const texts[8] = {
		"Room 1", "Room 2", "Room 3", "Hall 1",
		"Hall 2", "Plate", "Delay", "Echo"
892 893
	};

894
	return snd_ctl_enum_info(uinfo, 1, ARRAY_SIZE(texts), texts);
895 896
}

897 898
static int snd_ftu_eff_switch_init(struct usb_mixer_interface *mixer,
				   struct snd_kcontrol *kctl)
899
{
900 901
	struct usb_device *dev = mixer->chip->dev;
	unsigned int pval = kctl->private_value;
902 903 904 905 906 907
	int err;
	unsigned char value[2];

	value[0] = 0x00;
	value[1] = 0x00;

908 909 910 911 912 913 914
	err = snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0), UAC_GET_CUR,
			      USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_IN,
			      pval & 0xff00,
			      snd_usb_ctrl_intf(mixer->chip) | ((pval & 0xff) << 8),
			      value, 2);
	if (err < 0)
		return err;
915

916 917 918
	kctl->private_value |= value[0] << 24;
	return 0;
}
919

920 921 922 923 924 925
static int snd_ftu_eff_switch_get(struct snd_kcontrol *kctl,
					struct snd_ctl_elem_value *ucontrol)
{
	ucontrol->value.enumerated.item[0] = kctl->private_value >> 24;
	return 0;
}
926

927 928 929 930 931 932
static int snd_ftu_eff_switch_update(struct usb_mixer_elem_list *list)
{
	struct snd_usb_audio *chip = list->mixer->chip;
	unsigned int pval = list->kctl->private_value;
	unsigned char value[2];
	int err;
933

934 935
	value[0] = pval >> 24;
	value[1] = 0;
936

937 938 939 940 941 942 943 944 945 946 947
	err = snd_usb_lock_shutdown(chip);
	if (err < 0)
		return err;
	err = snd_usb_ctl_msg(chip->dev,
			      usb_sndctrlpipe(chip->dev, 0),
			      UAC_SET_CUR,
			      USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_OUT,
			      pval & 0xff00,
			      snd_usb_ctrl_intf(chip) | ((pval & 0xff) << 8),
			      value, 2);
	snd_usb_unlock_shutdown(chip);
948
	return err;
949 950 951 952 953
}

static int snd_ftu_eff_switch_put(struct snd_kcontrol *kctl,
					struct snd_ctl_elem_value *ucontrol)
{
954 955 956
	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kctl);
	unsigned int pval = list->kctl->private_value;
	int cur_val, err, new_val;
957

958
	cur_val = pval >> 24;
959
	new_val = ucontrol->value.enumerated.item[0];
960 961
	if (cur_val == new_val)
		return 0;
962

963 964 965 966
	kctl->private_value &= ~(0xff << 24);
	kctl->private_value |= new_val << 24;
	err = snd_ftu_eff_switch_update(list);
	return err < 0 ? err : 1;
967 968
}

969 970
static int snd_ftu_create_effect_switch(struct usb_mixer_interface *mixer,
	int validx, int bUnitID)
971 972 973 974 975 976 977 978 979 980
{
	static struct snd_kcontrol_new template = {
		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.name = "Effect Program Switch",
		.index = 0,
		.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
		.info = snd_ftu_eff_switch_info,
		.get = snd_ftu_eff_switch_get,
		.put = snd_ftu_eff_switch_put
	};
981
	struct usb_mixer_elem_list *list;
982 983
	int err;

984 985 986
	err = add_single_ctl_with_resume(mixer, bUnitID,
					 snd_ftu_eff_switch_update,
					 &template, &list);
987 988
	if (err < 0)
		return err;
989 990
	list->kctl->private_value = (validx << 8) | bUnitID;
	snd_ftu_eff_switch_init(mixer, list->kctl);
991 992
	return 0;
}
993

994 995
/* Create volume controls for FTU devices*/
static int snd_ftu_create_volume_ctls(struct usb_mixer_interface *mixer)
996 997
{
	char name[64];
998
	unsigned int control, cmask;
999 1000
	int in, out, err;

1001 1002 1003
	const unsigned int id = 5;
	const int val_type = USB_MIXER_S16;

1004
	for (out = 0; out < 8; out++) {
1005
		control = out + 1;
1006
		for (in = 0; in < 8; in++) {
1007
			cmask = 1 << in;
1008
			snprintf(name, sizeof(name),
1009 1010 1011 1012
				"AIn%d - Out%d Capture Volume",
				in  + 1, out + 1);
			err = snd_create_std_mono_ctl(mixer, id, control,
							cmask, val_type, name,
1013
							&snd_usb_mixer_vol_tlv);
1014 1015 1016 1017
			if (err < 0)
				return err;
		}
		for (in = 8; in < 16; in++) {
1018
			cmask = 1 << in;
1019
			snprintf(name, sizeof(name),
1020 1021 1022 1023
				"DIn%d - Out%d Playback Volume",
				in - 7, out + 1);
			err = snd_create_std_mono_ctl(mixer, id, control,
							cmask, val_type, name,
1024
							&snd_usb_mixer_vol_tlv);
1025 1026 1027 1028 1029 1030 1031 1032
			if (err < 0)
				return err;
		}
	}

	return 0;
}

1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128
/* This control needs a volume quirk, see mixer.c */
static int snd_ftu_create_effect_volume_ctl(struct usb_mixer_interface *mixer)
{
	static const char name[] = "Effect Volume";
	const unsigned int id = 6;
	const int val_type = USB_MIXER_U8;
	const unsigned int control = 2;
	const unsigned int cmask = 0;

	return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
					name, snd_usb_mixer_vol_tlv);
}

/* This control needs a volume quirk, see mixer.c */
static int snd_ftu_create_effect_duration_ctl(struct usb_mixer_interface *mixer)
{
	static const char name[] = "Effect Duration";
	const unsigned int id = 6;
	const int val_type = USB_MIXER_S16;
	const unsigned int control = 3;
	const unsigned int cmask = 0;

	return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
					name, snd_usb_mixer_vol_tlv);
}

/* This control needs a volume quirk, see mixer.c */
static int snd_ftu_create_effect_feedback_ctl(struct usb_mixer_interface *mixer)
{
	static const char name[] = "Effect Feedback Volume";
	const unsigned int id = 6;
	const int val_type = USB_MIXER_U8;
	const unsigned int control = 4;
	const unsigned int cmask = 0;

	return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
					name, NULL);
}

static int snd_ftu_create_effect_return_ctls(struct usb_mixer_interface *mixer)
{
	unsigned int cmask;
	int err, ch;
	char name[48];

	const unsigned int id = 7;
	const int val_type = USB_MIXER_S16;
	const unsigned int control = 7;

	for (ch = 0; ch < 4; ++ch) {
		cmask = 1 << ch;
		snprintf(name, sizeof(name),
			"Effect Return %d Volume", ch + 1);
		err = snd_create_std_mono_ctl(mixer, id, control,
						cmask, val_type, name,
						snd_usb_mixer_vol_tlv);
		if (err < 0)
			return err;
	}

	return 0;
}

static int snd_ftu_create_effect_send_ctls(struct usb_mixer_interface *mixer)
{
	unsigned int  cmask;
	int err, ch;
	char name[48];

	const unsigned int id = 5;
	const int val_type = USB_MIXER_S16;
	const unsigned int control = 9;

	for (ch = 0; ch < 8; ++ch) {
		cmask = 1 << ch;
		snprintf(name, sizeof(name),
			"Effect Send AIn%d Volume", ch + 1);
		err = snd_create_std_mono_ctl(mixer, id, control, cmask,
						val_type, name,
						snd_usb_mixer_vol_tlv);
		if (err < 0)
			return err;
	}
	for (ch = 8; ch < 16; ++ch) {
		cmask = 1 << ch;
		snprintf(name, sizeof(name),
			"Effect Send DIn%d Volume", ch - 7);
		err = snd_create_std_mono_ctl(mixer, id, control, cmask,
						val_type, name,
						snd_usb_mixer_vol_tlv);
		if (err < 0)
			return err;
	}
	return 0;
}

1129
static int snd_ftu_create_mixer(struct usb_mixer_interface *mixer)
1130
{
1131
	int err;
1132

1133
	err = snd_ftu_create_volume_ctls(mixer);
1134 1135
	if (err < 0)
		return err;
1136

1137
	err = snd_ftu_create_effect_switch(mixer, 1, 6);
1138 1139
	if (err < 0)
		return err;
1140

1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159 1160
	err = snd_ftu_create_effect_volume_ctl(mixer);
	if (err < 0)
		return err;

	err = snd_ftu_create_effect_duration_ctl(mixer);
	if (err < 0)
		return err;

	err = snd_ftu_create_effect_feedback_ctl(mixer);
	if (err < 0)
		return err;

	err = snd_ftu_create_effect_return_ctls(mixer);
	if (err < 0)
		return err;

	err = snd_ftu_create_effect_send_ctls(mixer);
	if (err < 0)
		return err;

1161
	return 0;
1162 1163
}

1164 1165 1166 1167 1168 1169 1170 1171
void snd_emuusb_set_samplerate(struct snd_usb_audio *chip,
			       unsigned char samplerate_id)
{
	struct usb_mixer_interface *mixer;
	struct usb_mixer_elem_info *cval;
	int unitid = 12; /* SamleRate ExtensionUnit ID */

	list_for_each_entry(mixer, &chip->mixer_list, list) {
1172
		cval = (struct usb_mixer_elem_info *)mixer->id_elems[unitid];
1173 1174 1175 1176 1177 1178 1179 1180 1181 1182
		if (cval) {
			snd_usb_mixer_set_ctl_value(cval, UAC_SET_CUR,
						    cval->control << 8,
						    samplerate_id);
			snd_usb_mixer_notify_id(mixer, unitid);
		}
		break;
	}
}

1183 1184
/* M-Audio Fast Track C400/C600 */
/* C400/C600 volume controls, this control needs a volume quirk, see mixer.c */
1185 1186 1187 1188 1189
static int snd_c400_create_vol_ctls(struct usb_mixer_interface *mixer)
{
	char name[64];
	unsigned int cmask, offset;
	int out, chan, err;
1190 1191
	int num_outs = 0;
	int num_ins = 0;
1192 1193 1194 1195 1196

	const unsigned int id = 0x40;
	const int val_type = USB_MIXER_S16;
	const int control = 1;

1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210
	switch (mixer->chip->usb_id) {
	case USB_ID(0x0763, 0x2030):
		num_outs = 6;
		num_ins = 4;
		break;
	case USB_ID(0x0763, 0x2031):
		num_outs = 8;
		num_ins = 6;
		break;
	}

	for (chan = 0; chan < num_outs + num_ins; chan++) {
		for (out = 0; out < num_outs; out++) {
			if (chan < num_outs) {
1211 1212 1213 1214 1215 1216
				snprintf(name, sizeof(name),
					"PCM%d-Out%d Playback Volume",
					chan + 1, out + 1);
			} else {
				snprintf(name, sizeof(name),
					"In%d-Out%d Playback Volume",
1217
					chan - num_outs + 1, out + 1);
1218 1219 1220
			}

			cmask = (out == 0) ? 0 : 1 << (out - 1);
1221
			offset = chan * num_outs;
1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232 1233 1234 1235 1236 1237 1238 1239 1240 1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 1252 1253 1254 1255 1256 1257 1258 1259 1260 1261 1262 1263 1264 1265 1266 1267 1268 1269 1270 1271 1272 1273 1274 1275 1276
			err = snd_create_std_mono_ctl_offset(mixer, id, control,
						cmask, val_type, offset, name,
						&snd_usb_mixer_vol_tlv);
			if (err < 0)
				return err;
		}
	}

	return 0;
}

/* This control needs a volume quirk, see mixer.c */
static int snd_c400_create_effect_volume_ctl(struct usb_mixer_interface *mixer)
{
	static const char name[] = "Effect Volume";
	const unsigned int id = 0x43;
	const int val_type = USB_MIXER_U8;
	const unsigned int control = 3;
	const unsigned int cmask = 0;

	return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
					name, snd_usb_mixer_vol_tlv);
}

/* This control needs a volume quirk, see mixer.c */
static int snd_c400_create_effect_duration_ctl(struct usb_mixer_interface *mixer)
{
	static const char name[] = "Effect Duration";
	const unsigned int id = 0x43;
	const int val_type = USB_MIXER_S16;
	const unsigned int control = 4;
	const unsigned int cmask = 0;

	return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
					name, snd_usb_mixer_vol_tlv);
}

/* This control needs a volume quirk, see mixer.c */
static int snd_c400_create_effect_feedback_ctl(struct usb_mixer_interface *mixer)
{
	static const char name[] = "Effect Feedback Volume";
	const unsigned int id = 0x43;
	const int val_type = USB_MIXER_U8;
	const unsigned int control = 5;
	const unsigned int cmask = 0;

	return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
					name, NULL);
}

static int snd_c400_create_effect_vol_ctls(struct usb_mixer_interface *mixer)
{
	char name[64];
	unsigned int cmask;
	int chan, err;
1277 1278
	int num_outs = 0;
	int num_ins = 0;
1279 1280 1281 1282 1283

	const unsigned int id = 0x42;
	const int val_type = USB_MIXER_S16;
	const int control = 1;

1284 1285 1286 1287 1288 1289 1290 1291 1292 1293 1294 1295 1296
	switch (mixer->chip->usb_id) {
	case USB_ID(0x0763, 0x2030):
		num_outs = 6;
		num_ins = 4;
		break;
	case USB_ID(0x0763, 0x2031):
		num_outs = 8;
		num_ins = 6;
		break;
	}

	for (chan = 0; chan < num_outs + num_ins; chan++) {
		if (chan < num_outs) {
1297 1298 1299 1300 1301 1302
			snprintf(name, sizeof(name),
				"Effect Send DOut%d",
				chan + 1);
		} else {
			snprintf(name, sizeof(name),
				"Effect Send AIn%d",
1303
				chan - num_outs + 1);
1304 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317 1318 1319 1320 1321
		}

		cmask = (chan == 0) ? 0 : 1 << (chan - 1);
		err = snd_create_std_mono_ctl(mixer, id, control,
						cmask, val_type, name,
						&snd_usb_mixer_vol_tlv);
		if (err < 0)
			return err;
	}

	return 0;
}

static int snd_c400_create_effect_ret_vol_ctls(struct usb_mixer_interface *mixer)
{
	char name[64];
	unsigned int cmask;
	int chan, err;
1322 1323
	int num_outs = 0;
	int offset = 0;
1324 1325 1326 1327 1328

	const unsigned int id = 0x40;
	const int val_type = USB_MIXER_S16;
	const int control = 1;

1329 1330 1331 1332 1333 1334 1335 1336 1337 1338 1339 1340 1341 1342
	switch (mixer->chip->usb_id) {
	case USB_ID(0x0763, 0x2030):
		num_outs = 6;
		offset = 0x3c;
		/* { 0x3c, 0x43, 0x3e, 0x45, 0x40, 0x47 } */
		break;
	case USB_ID(0x0763, 0x2031):
		num_outs = 8;
		offset = 0x70;
		/* { 0x70, 0x79, 0x72, 0x7b, 0x74, 0x7d, 0x76, 0x7f } */
		break;
	}

	for (chan = 0; chan < num_outs; chan++) {
1343 1344 1345 1346
		snprintf(name, sizeof(name),
			"Effect Return %d",
			chan + 1);

1347 1348
		cmask = (chan == 0) ? 0 :
			1 << (chan + (chan % 2) * num_outs - 1);
1349 1350 1351 1352 1353 1354 1355 1356 1357 1358 1359 1360 1361 1362 1363 1364 1365 1366 1367 1368 1369 1370 1371 1372 1373 1374 1375 1376 1377 1378 1379 1380 1381 1382 1383 1384 1385 1386 1387 1388 1389 1390 1391 1392 1393
		err = snd_create_std_mono_ctl_offset(mixer, id, control,
						cmask, val_type, offset, name,
						&snd_usb_mixer_vol_tlv);
		if (err < 0)
			return err;
	}

	return 0;
}

static int snd_c400_create_mixer(struct usb_mixer_interface *mixer)
{
	int err;

	err = snd_c400_create_vol_ctls(mixer);
	if (err < 0)
		return err;

	err = snd_c400_create_effect_vol_ctls(mixer);
	if (err < 0)
		return err;

	err = snd_c400_create_effect_ret_vol_ctls(mixer);
	if (err < 0)
		return err;

	err = snd_ftu_create_effect_switch(mixer, 2, 0x43);
	if (err < 0)
		return err;

	err = snd_c400_create_effect_volume_ctl(mixer);
	if (err < 0)
		return err;

	err = snd_c400_create_effect_duration_ctl(mixer);
	if (err < 0)
		return err;

	err = snd_c400_create_effect_feedback_ctl(mixer);
	if (err < 0)
		return err;

	return 0;
}

1394 1395 1396 1397 1398
/*
 * The mixer units for Ebox-44 are corrupt, and even where they
 * are valid they presents mono controls as L and R channels of
 * stereo. So we provide a good mixer here.
 */
1399
static struct std_mono_table ebox44_table[] = {
1400 1401 1402 1403 1404 1405 1406 1407 1408 1409 1410 1411 1412 1413 1414 1415 1416 1417 1418 1419 1420
	{
		.unitid = 4,
		.control = 1,
		.cmask = 0x0,
		.val_type = USB_MIXER_INV_BOOLEAN,
		.name = "Headphone Playback Switch"
	},
	{
		.unitid = 4,
		.control = 2,
		.cmask = 0x1,
		.val_type = USB_MIXER_S16,
		.name = "Headphone A Mix Playback Volume"
	},
	{
		.unitid = 4,
		.control = 2,
		.cmask = 0x2,
		.val_type = USB_MIXER_S16,
		.name = "Headphone B Mix Playback Volume"
	},
1421

1422 1423 1424 1425 1426 1427 1428 1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440 1441 1442
	{
		.unitid = 7,
		.control = 1,
		.cmask = 0x0,
		.val_type = USB_MIXER_INV_BOOLEAN,
		.name = "Output Playback Switch"
	},
	{
		.unitid = 7,
		.control = 2,
		.cmask = 0x1,
		.val_type = USB_MIXER_S16,
		.name = "Output A Playback Volume"
	},
	{
		.unitid = 7,
		.control = 2,
		.cmask = 0x2,
		.val_type = USB_MIXER_S16,
		.name = "Output B Playback Volume"
	},
1443

1444 1445 1446 1447 1448 1449 1450 1451 1452 1453 1454 1455 1456 1457 1458 1459 1460 1461 1462 1463 1464
	{
		.unitid = 10,
		.control = 1,
		.cmask = 0x0,
		.val_type = USB_MIXER_INV_BOOLEAN,
		.name = "Input Capture Switch"
	},
	{
		.unitid = 10,
		.control = 2,
		.cmask = 0x1,
		.val_type = USB_MIXER_S16,
		.name = "Input A Capture Volume"
	},
	{
		.unitid = 10,
		.control = 2,
		.cmask = 0x2,
		.val_type = USB_MIXER_S16,
		.name = "Input B Capture Volume"
	},
1465

1466
	{}
1467 1468
};

1469 1470 1471 1472 1473 1474 1475 1476 1477 1478 1479 1480 1481 1482 1483 1484 1485 1486 1487 1488 1489 1490 1491 1492 1493 1494 1495 1496 1497 1498 1499 1500 1501
/* Audio Advantage Micro II findings:
 *
 * Mapping spdif AES bits to vendor register.bit:
 * AES0: [0 0 0 0 2.3 2.2 2.1 2.0] - default 0x00
 * AES1: [3.3 3.2.3.1.3.0 2.7 2.6 2.5 2.4] - default: 0x01
 * AES2: [0 0 0 0 0 0 0 0]
 * AES3: [0 0 0 0 0 0 x 0] - 'x' bit is set basing on standard usb request
 *                           (UAC_EP_CS_ATTR_SAMPLE_RATE) for Audio Devices
 *
 * power on values:
 * r2: 0x10
 * r3: 0x20 (b7 is zeroed just before playback (except IEC61937) and set
 *           just after it to 0xa0, presumably it disables/mutes some analog
 *           parts when there is no audio.)
 * r9: 0x28
 *
 * Optical transmitter on/off:
 * vendor register.bit: 9.1
 * 0 - on (0x28 register value)
 * 1 - off (0x2a register value)
 *
 */
static int snd_microii_spdif_info(struct snd_kcontrol *kcontrol,
	struct snd_ctl_elem_info *uinfo)
{
	uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
	uinfo->count = 1;
	return 0;
}

static int snd_microii_spdif_default_get(struct snd_kcontrol *kcontrol,
	struct snd_ctl_elem_value *ucontrol)
{
1502 1503
	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
	struct snd_usb_audio *chip = list->mixer->chip;
1504 1505 1506 1507 1508 1509 1510
	int err;
	struct usb_interface *iface;
	struct usb_host_interface *alts;
	unsigned int ep;
	unsigned char data[3];
	int rate;

1511 1512 1513
	err = snd_usb_lock_shutdown(chip);
	if (err < 0)
		return err;
1514

1515 1516 1517 1518 1519
	ucontrol->value.iec958.status[0] = kcontrol->private_value & 0xff;
	ucontrol->value.iec958.status[1] = (kcontrol->private_value >> 8) & 0xff;
	ucontrol->value.iec958.status[2] = 0x00;

	/* use known values for that card: interface#1 altsetting#1 */
1520
	iface = usb_ifnum_to_if(chip->dev, 1);
1521 1522 1523
	alts = &iface->altsetting[1];
	ep = get_endpoint(alts, 0)->bEndpointAddress;

1524 1525
	err = snd_usb_ctl_msg(chip->dev,
			usb_rcvctrlpipe(chip->dev, 0),
1526 1527 1528 1529 1530 1531 1532 1533 1534 1535 1536 1537 1538 1539
			UAC_GET_CUR,
			USB_TYPE_CLASS | USB_RECIP_ENDPOINT | USB_DIR_IN,
			UAC_EP_CS_ATTR_SAMPLE_RATE << 8,
			ep,
			data,
			sizeof(data));
	if (err < 0)
		goto end;

	rate = data[0] | (data[1] << 8) | (data[2] << 16);
	ucontrol->value.iec958.status[3] = (rate == 48000) ?
			IEC958_AES3_CON_FS_48000 : IEC958_AES3_CON_FS_44100;

	err = 0;
1540
 end:
1541
	snd_usb_unlock_shutdown(chip);
1542 1543 1544
	return err;
}

1545
static int snd_microii_spdif_default_update(struct usb_mixer_elem_list *list)
1546
{
1547 1548
	struct snd_usb_audio *chip = list->mixer->chip;
	unsigned int pval = list->kctl->private_value;
1549
	u8 reg;
1550 1551
	int err;

1552 1553 1554
	err = snd_usb_lock_shutdown(chip);
	if (err < 0)
		return err;
1555

1556 1557 1558
	reg = ((pval >> 4) & 0xf0) | (pval & 0x0f);
	err = snd_usb_ctl_msg(chip->dev,
			usb_sndctrlpipe(chip->dev, 0),
1559 1560 1561 1562 1563 1564 1565 1566 1567
			UAC_SET_CUR,
			USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
			reg,
			2,
			NULL,
			0);
	if (err < 0)
		goto end;

1568 1569 1570 1571
	reg = (pval & IEC958_AES0_NONAUDIO) ? 0xa0 : 0x20;
	reg |= (pval >> 12) & 0x0f;
	err = snd_usb_ctl_msg(chip->dev,
			usb_sndctrlpipe(chip->dev, 0),
1572 1573 1574 1575 1576 1577 1578 1579 1580
			UAC_SET_CUR,
			USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
			reg,
			3,
			NULL,
			0);
	if (err < 0)
		goto end;

1581
 end:
1582
	snd_usb_unlock_shutdown(chip);
1583 1584 1585 1586 1587 1588 1589 1590 1591 1592 1593 1594 1595 1596 1597 1598 1599
	return err;
}

static int snd_microii_spdif_default_put(struct snd_kcontrol *kcontrol,
	struct snd_ctl_elem_value *ucontrol)
{
	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
	unsigned int pval, pval_old;
	int err;

	pval = pval_old = kcontrol->private_value;
	pval &= 0xfffff0f0;
	pval |= (ucontrol->value.iec958.status[1] & 0x0f) << 8;
	pval |= (ucontrol->value.iec958.status[0] & 0x0f);

	pval &= 0xffff0fff;
	pval |= (ucontrol->value.iec958.status[1] & 0xf0) << 8;
1600 1601 1602 1603 1604

	/* The frequency bits in AES3 cannot be set via register access. */

	/* Silently ignore any bits from the request that cannot be set. */

1605 1606 1607 1608 1609 1610
	if (pval == pval_old)
		return 0;

	kcontrol->private_value = pval;
	err = snd_microii_spdif_default_update(list);
	return err < 0 ? err : 1;
1611 1612 1613 1614 1615 1616 1617 1618 1619 1620 1621 1622 1623 1624 1625 1626 1627 1628 1629 1630 1631
}

static int snd_microii_spdif_mask_get(struct snd_kcontrol *kcontrol,
	struct snd_ctl_elem_value *ucontrol)
{
	ucontrol->value.iec958.status[0] = 0x0f;
	ucontrol->value.iec958.status[1] = 0xff;
	ucontrol->value.iec958.status[2] = 0x00;
	ucontrol->value.iec958.status[3] = 0x00;

	return 0;
}

static int snd_microii_spdif_switch_get(struct snd_kcontrol *kcontrol,
	struct snd_ctl_elem_value *ucontrol)
{
	ucontrol->value.integer.value[0] = !(kcontrol->private_value & 0x02);

	return 0;
}

1632
static int snd_microii_spdif_switch_update(struct usb_mixer_elem_list *list)
1633
{
1634 1635
	struct snd_usb_audio *chip = list->mixer->chip;
	u8 reg = list->kctl->private_value;
1636 1637
	int err;

1638 1639 1640
	err = snd_usb_lock_shutdown(chip);
	if (err < 0)
		return err;
1641 1642 1643

	err = snd_usb_ctl_msg(chip->dev,
			usb_sndctrlpipe(chip->dev, 0),
1644 1645 1646 1647 1648 1649 1650
			UAC_SET_CUR,
			USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
			reg,
			9,
			NULL,
			0);

1651
	snd_usb_unlock_shutdown(chip);
1652 1653 1654
	return err;
}

1655 1656 1657 1658 1659 1660 1661 1662 1663 1664 1665 1666 1667 1668 1669 1670
static int snd_microii_spdif_switch_put(struct snd_kcontrol *kcontrol,
	struct snd_ctl_elem_value *ucontrol)
{
	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
	u8 reg;
	int err;

	reg = ucontrol->value.integer.value[0] ? 0x28 : 0x2a;
	if (reg != list->kctl->private_value)
		return 0;

	kcontrol->private_value = reg;
	err = snd_microii_spdif_switch_update(list);
	return err < 0 ? err : 1;
}

1671 1672 1673 1674 1675 1676 1677 1678 1679 1680 1681 1682 1683 1684 1685 1686 1687 1688 1689 1690 1691 1692 1693 1694 1695 1696 1697 1698 1699
static struct snd_kcontrol_new snd_microii_mixer_spdif[] = {
	{
		.iface =    SNDRV_CTL_ELEM_IFACE_PCM,
		.name =     SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT),
		.info =     snd_microii_spdif_info,
		.get =      snd_microii_spdif_default_get,
		.put =      snd_microii_spdif_default_put,
		.private_value = 0x00000100UL,/* reset value */
	},
	{
		.access =   SNDRV_CTL_ELEM_ACCESS_READ,
		.iface =    SNDRV_CTL_ELEM_IFACE_PCM,
		.name =     SNDRV_CTL_NAME_IEC958("", PLAYBACK, MASK),
		.info =     snd_microii_spdif_info,
		.get =      snd_microii_spdif_mask_get,
	},
	{
		.iface =    SNDRV_CTL_ELEM_IFACE_MIXER,
		.name =     SNDRV_CTL_NAME_IEC958("", PLAYBACK, SWITCH),
		.info =     snd_ctl_boolean_mono_info,
		.get =      snd_microii_spdif_switch_get,
		.put =      snd_microii_spdif_switch_put,
		.private_value = 0x00000028UL,/* reset value */
	}
};

static int snd_microii_controls_create(struct usb_mixer_interface *mixer)
{
	int err, i;
1700 1701 1702 1703 1704
	static usb_mixer_elem_resume_func_t resume_funcs[] = {
		snd_microii_spdif_default_update,
		NULL,
		snd_microii_spdif_switch_update
	};
1705 1706

	for (i = 0; i < ARRAY_SIZE(snd_microii_mixer_spdif); ++i) {
1707 1708 1709 1710
		err = add_single_ctl_with_resume(mixer, 0,
						 resume_funcs[i],
						 &snd_microii_mixer_spdif[i],
						 NULL);
1711 1712 1713 1714
		if (err < 0)
			return err;
	}

1715
	return 0;
1716 1717
}

1718 1719
int snd_usb_mixer_apply_create_quirk(struct usb_mixer_interface *mixer)
{
1720
	int err = 0;
1721 1722 1723 1724 1725
	struct snd_info_entry *entry;

	if ((err = snd_usb_soundblaster_remote_init(mixer)) < 0)
		return err;

1726 1727 1728 1729
	switch (mixer->chip->usb_id) {
	case USB_ID(0x041e, 0x3020):
	case USB_ID(0x041e, 0x3040):
	case USB_ID(0x041e, 0x3042):
1730
	case USB_ID(0x041e, 0x30df):
1731 1732 1733 1734
	case USB_ID(0x041e, 0x3048):
		err = snd_audigy2nx_controls_create(mixer);
		if (err < 0)
			break;
1735 1736 1737
		if (!snd_card_proc_new(mixer->chip->card, "audigy2nx", &entry))
			snd_info_set_text_ops(entry, mixer,
					      snd_audigy2nx_proc_read);
1738
		break;
1739

1740 1741 1742 1743 1744 1745 1746
	/* EMU0204 */
	case USB_ID(0x041e, 0x3f19):
		err = snd_emu0204_controls_create(mixer);
		if (err < 0)
			break;
		break;

1747
	case USB_ID(0x0763, 0x2030): /* M-Audio Fast Track C400 */
1748
	case USB_ID(0x0763, 0x2031): /* M-Audio Fast Track C400 */
1749 1750 1751
		err = snd_c400_create_mixer(mixer);
		break;

1752 1753
	case USB_ID(0x0763, 0x2080): /* M-Audio Fast Track Ultra */
	case USB_ID(0x0763, 0x2081): /* M-Audio Fast Track Ultra 8R */
1754
		err = snd_ftu_create_mixer(mixer);
1755 1756
		break;

1757 1758 1759
	case USB_ID(0x0b05, 0x1739): /* ASUS Xonar U1 */
	case USB_ID(0x0b05, 0x1743): /* ASUS Xonar U1 (2) */
	case USB_ID(0x0b05, 0x17a0): /* ASUS Xonar U3 */
1760
		err = snd_xonar_u1_controls_create(mixer);
1761
		break;
1762

1763 1764 1765 1766
	case USB_ID(0x0d8c, 0x0103): /* Audio Advantage Micro II */
		err = snd_microii_controls_create(mixer);
		break;

1767 1768 1769 1770
	case USB_ID(0x0dba, 0x1000): /* Digidesign Mbox 1 */
		err = snd_mbox1_create_sync_switch(mixer);
		break;

1771
	case USB_ID(0x17cc, 0x1011): /* Traktor Audio 6 */
1772 1773 1774
		err = snd_nativeinstruments_create_mixer(mixer,
				snd_nativeinstruments_ta6_mixers,
				ARRAY_SIZE(snd_nativeinstruments_ta6_mixers));
1775
		break;
1776

1777
	case USB_ID(0x17cc, 0x1021): /* Traktor Audio 10 */
1778 1779 1780
		err = snd_nativeinstruments_create_mixer(mixer,
				snd_nativeinstruments_ta10_mixers,
				ARRAY_SIZE(snd_nativeinstruments_ta10_mixers));
1781
		break;
1782 1783

	case USB_ID(0x200c, 0x1018): /* Electrix Ebox-44 */
1784 1785
		/* detection is disabled in mixer_maps.c */
		err = snd_create_std_mono_table(mixer, ebox44_table);
1786
		break;
1787 1788 1789 1790 1791 1792 1793 1794

	case USB_ID(0x1235, 0x8012): /* Focusrite Scarlett 6i6 */
	case USB_ID(0x1235, 0x8002): /* Focusrite Scarlett 8i6 */
	case USB_ID(0x1235, 0x8004): /* Focusrite Scarlett 18i6 */
	case USB_ID(0x1235, 0x8014): /* Focusrite Scarlett 18i8 */
	case USB_ID(0x1235, 0x800c): /* Focusrite Scarlett 18i20 */
		err = snd_scarlett_controls_create(mixer);
		break;
1795 1796
	}

1797
	return err;
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}

void snd_usb_mixer_rc_memory_change(struct usb_mixer_interface *mixer,
				    int unitid)
{
	if (!mixer->rc_cfg)
		return;
	/* unit ids specific to Extigy/Audigy 2 NX: */
	switch (unitid) {
	case 0: /* remote control */
		mixer->rc_urb->dev = mixer->chip->dev;
		usb_submit_urb(mixer->rc_urb, GFP_ATOMIC);
		break;
	case 4: /* digital in jack */
	case 7: /* line in jacks */
	case 19: /* speaker out jacks */
	case 20: /* headphones out jack */
		break;
	/* live24ext: 4 = line-in jack */
	case 3:	/* hp-out jack (may actuate Mute) */
		if (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
		    mixer->chip->usb_id == USB_ID(0x041e, 0x3048))
			snd_usb_mixer_notify_id(mixer, mixer->rc_cfg->mute_mixer_id);
		break;
	default:
1823
		usb_audio_dbg(mixer->chip, "memory change in unknown unit %d\n", unitid);
1824 1825 1826 1827
		break;
	}
}