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v5.9
   1// SPDX-License-Identifier: GPL-2.0-or-later
   2/*
   3 *   USB Audio Driver for ALSA
   4 *
   5 *   Quirks and vendor-specific extensions for mixer interfaces
   6 *
   7 *   Copyright (c) 2002 by Takashi Iwai <tiwai@suse.de>
   8 *
   9 *   Many codes borrowed from audio.c by
  10 *	    Alan Cox (alan@lxorguk.ukuu.org.uk)
  11 *	    Thomas Sailer (sailer@ife.ee.ethz.ch)
  12 *
  13 *   Audio Advantage Micro II support added by:
  14 *	    Przemek Rudy (prudy1@o2.pl)
  15 */
  16
  17#include <linux/hid.h>
  18#include <linux/init.h>
  19#include <linux/math64.h>
  20#include <linux/slab.h>
  21#include <linux/usb.h>
  22#include <linux/usb/audio.h>
  23
  24#include <sound/asoundef.h>
  25#include <sound/core.h>
  26#include <sound/control.h>
 
  27#include <sound/hwdep.h>
  28#include <sound/info.h>
  29#include <sound/tlv.h>
  30
  31#include "usbaudio.h"
  32#include "mixer.h"
  33#include "mixer_quirks.h"
  34#include "mixer_scarlett.h"
  35#include "mixer_scarlett_gen2.h"
  36#include "mixer_us16x08.h"
  37#include "mixer_s1810c.h"
  38#include "helper.h"
  39
  40struct std_mono_table {
  41	unsigned int unitid, control, cmask;
  42	int val_type;
  43	const char *name;
  44	snd_kcontrol_tlv_rw_t *tlv_callback;
  45};
  46
  47/* This function allows for the creation of standard UAC controls.
  48 * See the quirks for M-Audio FTUs or Ebox-44.
  49 * If you don't want to set a TLV callback pass NULL.
  50 *
  51 * Since there doesn't seem to be a devices that needs a multichannel
  52 * version, we keep it mono for simplicity.
  53 */
  54static int snd_create_std_mono_ctl_offset(struct usb_mixer_interface *mixer,
  55				unsigned int unitid,
  56				unsigned int control,
  57				unsigned int cmask,
  58				int val_type,
  59				unsigned int idx_off,
  60				const char *name,
  61				snd_kcontrol_tlv_rw_t *tlv_callback)
  62{
  63	struct usb_mixer_elem_info *cval;
  64	struct snd_kcontrol *kctl;
  65
  66	cval = kzalloc(sizeof(*cval), GFP_KERNEL);
  67	if (!cval)
  68		return -ENOMEM;
  69
  70	snd_usb_mixer_elem_init_std(&cval->head, mixer, unitid);
  71	cval->val_type = val_type;
  72	cval->channels = 1;
  73	cval->control = control;
  74	cval->cmask = cmask;
  75	cval->idx_off = idx_off;
  76
  77	/* get_min_max() is called only for integer volumes later,
  78	 * so provide a short-cut for booleans */
  79	cval->min = 0;
  80	cval->max = 1;
  81	cval->res = 0;
  82	cval->dBmin = 0;
  83	cval->dBmax = 0;
  84
  85	/* Create control */
  86	kctl = snd_ctl_new1(snd_usb_feature_unit_ctl, cval);
  87	if (!kctl) {
  88		kfree(cval);
  89		return -ENOMEM;
  90	}
  91
  92	/* Set name */
  93	snprintf(kctl->id.name, sizeof(kctl->id.name), name);
  94	kctl->private_free = snd_usb_mixer_elem_free;
  95
  96	/* set TLV */
  97	if (tlv_callback) {
  98		kctl->tlv.c = tlv_callback;
  99		kctl->vd[0].access |=
 100			SNDRV_CTL_ELEM_ACCESS_TLV_READ |
 101			SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK;
 102	}
 103	/* Add control to mixer */
 104	return snd_usb_mixer_add_control(&cval->head, kctl);
 105}
 106
 107static int snd_create_std_mono_ctl(struct usb_mixer_interface *mixer,
 108				unsigned int unitid,
 109				unsigned int control,
 110				unsigned int cmask,
 111				int val_type,
 112				const char *name,
 113				snd_kcontrol_tlv_rw_t *tlv_callback)
 114{
 115	return snd_create_std_mono_ctl_offset(mixer, unitid, control, cmask,
 116		val_type, 0 /* Offset */, name, tlv_callback);
 117}
 118
 119/*
 120 * Create a set of standard UAC controls from a table
 121 */
 122static int snd_create_std_mono_table(struct usb_mixer_interface *mixer,
 123				     const struct std_mono_table *t)
 124{
 125	int err;
 126
 127	while (t->name != NULL) {
 128		err = snd_create_std_mono_ctl(mixer, t->unitid, t->control,
 129				t->cmask, t->val_type, t->name, t->tlv_callback);
 130		if (err < 0)
 131			return err;
 132		t++;
 133	}
 134
 135	return 0;
 136}
 137
 138static int add_single_ctl_with_resume(struct usb_mixer_interface *mixer,
 139				      int id,
 140				      usb_mixer_elem_resume_func_t resume,
 141				      const struct snd_kcontrol_new *knew,
 142				      struct usb_mixer_elem_list **listp)
 143{
 144	struct usb_mixer_elem_list *list;
 145	struct snd_kcontrol *kctl;
 146
 147	list = kzalloc(sizeof(*list), GFP_KERNEL);
 148	if (!list)
 149		return -ENOMEM;
 150	if (listp)
 151		*listp = list;
 152	list->mixer = mixer;
 153	list->id = id;
 154	list->resume = resume;
 155	kctl = snd_ctl_new1(knew, list);
 156	if (!kctl) {
 157		kfree(list);
 158		return -ENOMEM;
 159	}
 160	kctl->private_free = snd_usb_mixer_elem_free;
 161	/* don't use snd_usb_mixer_add_control() here, this is a special list element */
 162	return snd_usb_mixer_add_list(list, kctl, false);
 163}
 164
 165/*
 166 * Sound Blaster remote control configuration
 167 *
 168 * format of remote control data:
 169 * Extigy:       xx 00
 170 * Audigy 2 NX:  06 80 xx 00 00 00
 171 * Live! 24-bit: 06 80 xx yy 22 83
 172 */
 173static const struct rc_config {
 174	u32 usb_id;
 175	u8  offset;
 176	u8  length;
 177	u8  packet_length;
 178	u8  min_packet_length; /* minimum accepted length of the URB result */
 179	u8  mute_mixer_id;
 180	u32 mute_code;
 181} rc_configs[] = {
 182	{ USB_ID(0x041e, 0x3000), 0, 1, 2, 1,  18, 0x0013 }, /* Extigy       */
 183	{ USB_ID(0x041e, 0x3020), 2, 1, 6, 6,  18, 0x0013 }, /* Audigy 2 NX  */
 184	{ USB_ID(0x041e, 0x3040), 2, 2, 6, 6,  2,  0x6e91 }, /* Live! 24-bit */
 185	{ USB_ID(0x041e, 0x3042), 0, 1, 1, 1,  1,  0x000d }, /* Usb X-Fi S51 */
 186	{ USB_ID(0x041e, 0x30df), 0, 1, 1, 1,  1,  0x000d }, /* Usb X-Fi S51 Pro */
 187	{ USB_ID(0x041e, 0x3237), 0, 1, 1, 1,  1,  0x000d }, /* Usb X-Fi S51 Pro */
 188	{ USB_ID(0x041e, 0x3263), 0, 1, 1, 1,  1,  0x000d }, /* Usb X-Fi S51 Pro */
 189	{ USB_ID(0x041e, 0x3048), 2, 2, 6, 6,  2,  0x6e91 }, /* Toshiba SB0500 */
 190};
 191
 192static void snd_usb_soundblaster_remote_complete(struct urb *urb)
 193{
 194	struct usb_mixer_interface *mixer = urb->context;
 195	const struct rc_config *rc = mixer->rc_cfg;
 196	u32 code;
 197
 198	if (urb->status < 0 || urb->actual_length < rc->min_packet_length)
 199		return;
 200
 201	code = mixer->rc_buffer[rc->offset];
 202	if (rc->length == 2)
 203		code |= mixer->rc_buffer[rc->offset + 1] << 8;
 204
 205	/* the Mute button actually changes the mixer control */
 206	if (code == rc->mute_code)
 207		snd_usb_mixer_notify_id(mixer, rc->mute_mixer_id);
 208	mixer->rc_code = code;
 209	wmb();
 210	wake_up(&mixer->rc_waitq);
 211}
 212
 213static long snd_usb_sbrc_hwdep_read(struct snd_hwdep *hw, char __user *buf,
 214				     long count, loff_t *offset)
 215{
 216	struct usb_mixer_interface *mixer = hw->private_data;
 217	int err;
 218	u32 rc_code;
 219
 220	if (count != 1 && count != 4)
 221		return -EINVAL;
 222	err = wait_event_interruptible(mixer->rc_waitq,
 223				       (rc_code = xchg(&mixer->rc_code, 0)) != 0);
 224	if (err == 0) {
 225		if (count == 1)
 226			err = put_user(rc_code, buf);
 227		else
 228			err = put_user(rc_code, (u32 __user *)buf);
 229	}
 230	return err < 0 ? err : count;
 231}
 232
 233static __poll_t snd_usb_sbrc_hwdep_poll(struct snd_hwdep *hw, struct file *file,
 234					    poll_table *wait)
 235{
 236	struct usb_mixer_interface *mixer = hw->private_data;
 237
 238	poll_wait(file, &mixer->rc_waitq, wait);
 239	return mixer->rc_code ? EPOLLIN | EPOLLRDNORM : 0;
 240}
 241
 242static int snd_usb_soundblaster_remote_init(struct usb_mixer_interface *mixer)
 243{
 244	struct snd_hwdep *hwdep;
 245	int err, len, i;
 246
 247	for (i = 0; i < ARRAY_SIZE(rc_configs); ++i)
 248		if (rc_configs[i].usb_id == mixer->chip->usb_id)
 249			break;
 250	if (i >= ARRAY_SIZE(rc_configs))
 251		return 0;
 252	mixer->rc_cfg = &rc_configs[i];
 253
 254	len = mixer->rc_cfg->packet_length;
 255
 256	init_waitqueue_head(&mixer->rc_waitq);
 257	err = snd_hwdep_new(mixer->chip->card, "SB remote control", 0, &hwdep);
 258	if (err < 0)
 259		return err;
 260	snprintf(hwdep->name, sizeof(hwdep->name),
 261		 "%s remote control", mixer->chip->card->shortname);
 262	hwdep->iface = SNDRV_HWDEP_IFACE_SB_RC;
 263	hwdep->private_data = mixer;
 264	hwdep->ops.read = snd_usb_sbrc_hwdep_read;
 265	hwdep->ops.poll = snd_usb_sbrc_hwdep_poll;
 266	hwdep->exclusive = 1;
 267
 268	mixer->rc_urb = usb_alloc_urb(0, GFP_KERNEL);
 269	if (!mixer->rc_urb)
 270		return -ENOMEM;
 271	mixer->rc_setup_packet = kmalloc(sizeof(*mixer->rc_setup_packet), GFP_KERNEL);
 272	if (!mixer->rc_setup_packet) {
 273		usb_free_urb(mixer->rc_urb);
 274		mixer->rc_urb = NULL;
 275		return -ENOMEM;
 276	}
 277	mixer->rc_setup_packet->bRequestType =
 278		USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE;
 279	mixer->rc_setup_packet->bRequest = UAC_GET_MEM;
 280	mixer->rc_setup_packet->wValue = cpu_to_le16(0);
 281	mixer->rc_setup_packet->wIndex = cpu_to_le16(0);
 282	mixer->rc_setup_packet->wLength = cpu_to_le16(len);
 283	usb_fill_control_urb(mixer->rc_urb, mixer->chip->dev,
 284			     usb_rcvctrlpipe(mixer->chip->dev, 0),
 285			     (u8*)mixer->rc_setup_packet, mixer->rc_buffer, len,
 286			     snd_usb_soundblaster_remote_complete, mixer);
 287	return 0;
 288}
 289
 290#define snd_audigy2nx_led_info		snd_ctl_boolean_mono_info
 291
 292static int snd_audigy2nx_led_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 293{
 294	ucontrol->value.integer.value[0] = kcontrol->private_value >> 8;
 295	return 0;
 296}
 297
 298static int snd_audigy2nx_led_update(struct usb_mixer_interface *mixer,
 299				    int value, int index)
 300{
 301	struct snd_usb_audio *chip = mixer->chip;
 302	int err;
 303
 304	err = snd_usb_lock_shutdown(chip);
 305	if (err < 0)
 306		return err;
 307
 308	if (chip->usb_id == USB_ID(0x041e, 0x3042))
 309		err = snd_usb_ctl_msg(chip->dev,
 310			      usb_sndctrlpipe(chip->dev, 0), 0x24,
 311			      USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
 312			      !value, 0, NULL, 0);
 313	/* USB X-Fi S51 Pro */
 314	if (chip->usb_id == USB_ID(0x041e, 0x30df))
 315		err = snd_usb_ctl_msg(chip->dev,
 316			      usb_sndctrlpipe(chip->dev, 0), 0x24,
 317			      USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
 318			      !value, 0, NULL, 0);
 319	else
 320		err = snd_usb_ctl_msg(chip->dev,
 321			      usb_sndctrlpipe(chip->dev, 0), 0x24,
 322			      USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
 323			      value, index + 2, NULL, 0);
 324	snd_usb_unlock_shutdown(chip);
 325	return err;
 326}
 327
 328static int snd_audigy2nx_led_put(struct snd_kcontrol *kcontrol,
 329				 struct snd_ctl_elem_value *ucontrol)
 330{
 331	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
 332	struct usb_mixer_interface *mixer = list->mixer;
 333	int index = kcontrol->private_value & 0xff;
 334	unsigned int value = ucontrol->value.integer.value[0];
 335	int old_value = kcontrol->private_value >> 8;
 336	int err;
 337
 338	if (value > 1)
 339		return -EINVAL;
 340	if (value == old_value)
 341		return 0;
 342	kcontrol->private_value = (value << 8) | index;
 343	err = snd_audigy2nx_led_update(mixer, value, index);
 344	return err < 0 ? err : 1;
 345}
 346
 347static int snd_audigy2nx_led_resume(struct usb_mixer_elem_list *list)
 348{
 349	int priv_value = list->kctl->private_value;
 350
 351	return snd_audigy2nx_led_update(list->mixer, priv_value >> 8,
 352					priv_value & 0xff);
 353}
 354
 355/* name and private_value are set dynamically */
 356static const struct snd_kcontrol_new snd_audigy2nx_control = {
 357	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 358	.info = snd_audigy2nx_led_info,
 359	.get = snd_audigy2nx_led_get,
 360	.put = snd_audigy2nx_led_put,
 361};
 362
 363static const char * const snd_audigy2nx_led_names[] = {
 364	"CMSS LED Switch",
 365	"Power LED Switch",
 366	"Dolby Digital LED Switch",
 367};
 368
 369static int snd_audigy2nx_controls_create(struct usb_mixer_interface *mixer)
 370{
 371	int i, err;
 372
 373	for (i = 0; i < ARRAY_SIZE(snd_audigy2nx_led_names); ++i) {
 374		struct snd_kcontrol_new knew;
 375
 376		/* USB X-Fi S51 doesn't have a CMSS LED */
 377		if ((mixer->chip->usb_id == USB_ID(0x041e, 0x3042)) && i == 0)
 378			continue;
 379		/* USB X-Fi S51 Pro doesn't have one either */
 380		if ((mixer->chip->usb_id == USB_ID(0x041e, 0x30df)) && i == 0)
 381			continue;
 382		if (i > 1 && /* Live24ext has 2 LEDs only */
 383			(mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
 384			 mixer->chip->usb_id == USB_ID(0x041e, 0x3042) ||
 385			 mixer->chip->usb_id == USB_ID(0x041e, 0x30df) ||
 386			 mixer->chip->usb_id == USB_ID(0x041e, 0x3048)))
 387			break; 
 388
 389		knew = snd_audigy2nx_control;
 390		knew.name = snd_audigy2nx_led_names[i];
 391		knew.private_value = (1 << 8) | i; /* LED on as default */
 392		err = add_single_ctl_with_resume(mixer, 0,
 393						 snd_audigy2nx_led_resume,
 394						 &knew, NULL);
 395		if (err < 0)
 396			return err;
 397	}
 398	return 0;
 399}
 400
 401static void snd_audigy2nx_proc_read(struct snd_info_entry *entry,
 402				    struct snd_info_buffer *buffer)
 403{
 404	static const struct sb_jack {
 405		int unitid;
 406		const char *name;
 407	}  jacks_audigy2nx[] = {
 408		{4,  "dig in "},
 409		{7,  "line in"},
 410		{19, "spk out"},
 411		{20, "hph out"},
 412		{-1, NULL}
 413	}, jacks_live24ext[] = {
 414		{4,  "line in"}, /* &1=Line, &2=Mic*/
 415		{3,  "hph out"}, /* headphones */
 416		{0,  "RC     "}, /* last command, 6 bytes see rc_config above */
 417		{-1, NULL}
 418	};
 419	const struct sb_jack *jacks;
 420	struct usb_mixer_interface *mixer = entry->private_data;
 421	int i, err;
 422	u8 buf[3];
 423
 424	snd_iprintf(buffer, "%s jacks\n\n", mixer->chip->card->shortname);
 425	if (mixer->chip->usb_id == USB_ID(0x041e, 0x3020))
 426		jacks = jacks_audigy2nx;
 427	else if (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
 428		 mixer->chip->usb_id == USB_ID(0x041e, 0x3048))
 429		jacks = jacks_live24ext;
 430	else
 431		return;
 432
 433	for (i = 0; jacks[i].name; ++i) {
 434		snd_iprintf(buffer, "%s: ", jacks[i].name);
 435		err = snd_usb_lock_shutdown(mixer->chip);
 436		if (err < 0)
 437			return;
 438		err = snd_usb_ctl_msg(mixer->chip->dev,
 439				      usb_rcvctrlpipe(mixer->chip->dev, 0),
 440				      UAC_GET_MEM, USB_DIR_IN | USB_TYPE_CLASS |
 441				      USB_RECIP_INTERFACE, 0,
 442				      jacks[i].unitid << 8, buf, 3);
 443		snd_usb_unlock_shutdown(mixer->chip);
 444		if (err == 3 && (buf[0] == 3 || buf[0] == 6))
 445			snd_iprintf(buffer, "%02x %02x\n", buf[1], buf[2]);
 446		else
 447			snd_iprintf(buffer, "?\n");
 448	}
 449}
 450
 451/* EMU0204 */
 452static int snd_emu0204_ch_switch_info(struct snd_kcontrol *kcontrol,
 453				      struct snd_ctl_elem_info *uinfo)
 454{
 455	static const char * const texts[2] = {"1/2", "3/4"};
 456
 457	return snd_ctl_enum_info(uinfo, 1, ARRAY_SIZE(texts), texts);
 458}
 459
 460static int snd_emu0204_ch_switch_get(struct snd_kcontrol *kcontrol,
 461				     struct snd_ctl_elem_value *ucontrol)
 462{
 463	ucontrol->value.enumerated.item[0] = kcontrol->private_value;
 464	return 0;
 465}
 466
 467static int snd_emu0204_ch_switch_update(struct usb_mixer_interface *mixer,
 468					int value)
 469{
 470	struct snd_usb_audio *chip = mixer->chip;
 471	int err;
 472	unsigned char buf[2];
 473
 474	err = snd_usb_lock_shutdown(chip);
 475	if (err < 0)
 476		return err;
 477
 478	buf[0] = 0x01;
 479	buf[1] = value ? 0x02 : 0x01;
 480	err = snd_usb_ctl_msg(chip->dev,
 481		      usb_sndctrlpipe(chip->dev, 0), UAC_SET_CUR,
 482		      USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_OUT,
 483		      0x0400, 0x0e00, buf, 2);
 484	snd_usb_unlock_shutdown(chip);
 485	return err;
 486}
 487
 488static int snd_emu0204_ch_switch_put(struct snd_kcontrol *kcontrol,
 489				     struct snd_ctl_elem_value *ucontrol)
 490{
 491	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
 492	struct usb_mixer_interface *mixer = list->mixer;
 493	unsigned int value = ucontrol->value.enumerated.item[0];
 494	int err;
 495
 496	if (value > 1)
 497		return -EINVAL;
 498
 499	if (value == kcontrol->private_value)
 500		return 0;
 501
 502	kcontrol->private_value = value;
 503	err = snd_emu0204_ch_switch_update(mixer, value);
 504	return err < 0 ? err : 1;
 505}
 506
 507static int snd_emu0204_ch_switch_resume(struct usb_mixer_elem_list *list)
 508{
 509	return snd_emu0204_ch_switch_update(list->mixer,
 510					    list->kctl->private_value);
 511}
 512
 513static const struct snd_kcontrol_new snd_emu0204_control = {
 514	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 515	.name = "Front Jack Channels",
 516	.info = snd_emu0204_ch_switch_info,
 517	.get = snd_emu0204_ch_switch_get,
 518	.put = snd_emu0204_ch_switch_put,
 519	.private_value = 0,
 520};
 521
 522static int snd_emu0204_controls_create(struct usb_mixer_interface *mixer)
 523{
 524	return add_single_ctl_with_resume(mixer, 0,
 525					  snd_emu0204_ch_switch_resume,
 526					  &snd_emu0204_control, NULL);
 527}
 528
 529/* ASUS Xonar U1 / U3 controls */
 530
 531static int snd_xonar_u1_switch_get(struct snd_kcontrol *kcontrol,
 532				   struct snd_ctl_elem_value *ucontrol)
 533{
 534	ucontrol->value.integer.value[0] = !!(kcontrol->private_value & 0x02);
 535	return 0;
 536}
 537
 538static int snd_xonar_u1_switch_update(struct usb_mixer_interface *mixer,
 539				      unsigned char status)
 540{
 541	struct snd_usb_audio *chip = mixer->chip;
 542	int err;
 543
 544	err = snd_usb_lock_shutdown(chip);
 545	if (err < 0)
 546		return err;
 547	err = snd_usb_ctl_msg(chip->dev,
 548			      usb_sndctrlpipe(chip->dev, 0), 0x08,
 549			      USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
 550			      50, 0, &status, 1);
 551	snd_usb_unlock_shutdown(chip);
 552	return err;
 553}
 554
 555static int snd_xonar_u1_switch_put(struct snd_kcontrol *kcontrol,
 556				   struct snd_ctl_elem_value *ucontrol)
 557{
 558	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
 559	u8 old_status, new_status;
 560	int err;
 561
 562	old_status = kcontrol->private_value;
 563	if (ucontrol->value.integer.value[0])
 564		new_status = old_status | 0x02;
 565	else
 566		new_status = old_status & ~0x02;
 567	if (new_status == old_status)
 568		return 0;
 569
 570	kcontrol->private_value = new_status;
 571	err = snd_xonar_u1_switch_update(list->mixer, new_status);
 572	return err < 0 ? err : 1;
 573}
 574
 575static int snd_xonar_u1_switch_resume(struct usb_mixer_elem_list *list)
 576{
 577	return snd_xonar_u1_switch_update(list->mixer,
 578					  list->kctl->private_value);
 579}
 580
 581static const struct snd_kcontrol_new snd_xonar_u1_output_switch = {
 582	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 583	.name = "Digital Playback Switch",
 584	.info = snd_ctl_boolean_mono_info,
 585	.get = snd_xonar_u1_switch_get,
 586	.put = snd_xonar_u1_switch_put,
 587	.private_value = 0x05,
 588};
 589
 590static int snd_xonar_u1_controls_create(struct usb_mixer_interface *mixer)
 591{
 592	return add_single_ctl_with_resume(mixer, 0,
 593					  snd_xonar_u1_switch_resume,
 594					  &snd_xonar_u1_output_switch, NULL);
 595}
 596
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 597/* Digidesign Mbox 1 clock source switch (internal/spdif) */
 598
 599static int snd_mbox1_switch_get(struct snd_kcontrol *kctl,
 600				struct snd_ctl_elem_value *ucontrol)
 601{
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 602	ucontrol->value.enumerated.item[0] = kctl->private_value;
 603	return 0;
 
 
 604}
 605
 606static int snd_mbox1_switch_update(struct usb_mixer_interface *mixer, int val)
 607{
 608	struct snd_usb_audio *chip = mixer->chip;
 609	int err;
 610	unsigned char buff[3];
 611
 612	err = snd_usb_lock_shutdown(chip);
 613	if (err < 0)
 614		return err;
 615
 616	/* Prepare for magic command to toggle clock source */
 617	err = snd_usb_ctl_msg(chip->dev,
 618				usb_rcvctrlpipe(chip->dev, 0), 0x81,
 619				USB_DIR_IN |
 620				USB_TYPE_CLASS |
 621				USB_RECIP_INTERFACE, 0x00, 0x500, buff, 1);
 622	if (err < 0)
 623		goto err;
 624	err = snd_usb_ctl_msg(chip->dev,
 625				usb_rcvctrlpipe(chip->dev, 0), 0x81,
 626				USB_DIR_IN |
 627				USB_TYPE_CLASS |
 628				USB_RECIP_ENDPOINT, 0x100, 0x81, buff, 3);
 629	if (err < 0)
 630		goto err;
 631
 632	/* 2 possibilities:	Internal    -> send sample rate
 633	 *			S/PDIF sync -> send zeroes
 634	 * NB: Sample rate locked to 48kHz on purpose to
 635	 *     prevent user from resetting the sample rate
 636	 *     while S/PDIF sync is enabled and confusing
 637	 *     this configuration.
 638	 */
 639	if (val == 0) {
 640		buff[0] = 0x80;
 641		buff[1] = 0xbb;
 642		buff[2] = 0x00;
 643	} else {
 644		buff[0] = buff[1] = buff[2] = 0x00;
 645	}
 646
 647	/* Send the magic command to toggle the clock source */
 648	err = snd_usb_ctl_msg(chip->dev,
 649				usb_sndctrlpipe(chip->dev, 0), 0x1,
 650				USB_TYPE_CLASS |
 651				USB_RECIP_ENDPOINT, 0x100, 0x81, buff, 3);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 652	if (err < 0)
 653		goto err;
 654	err = snd_usb_ctl_msg(chip->dev,
 655				usb_rcvctrlpipe(chip->dev, 0), 0x81,
 656				USB_DIR_IN |
 657				USB_TYPE_CLASS |
 658				USB_RECIP_ENDPOINT, 0x100, 0x81, buff, 3);
 659	if (err < 0)
 660		goto err;
 661	err = snd_usb_ctl_msg(chip->dev,
 662				usb_rcvctrlpipe(chip->dev, 0), 0x81,
 663				USB_DIR_IN |
 664				USB_TYPE_CLASS |
 665				USB_RECIP_ENDPOINT, 0x100, 0x2, buff, 3);
 666	if (err < 0)
 667		goto err;
 668
 
 669err:
 670	snd_usb_unlock_shutdown(chip);
 671	return err;
 672}
 673
 674static int snd_mbox1_switch_put(struct snd_kcontrol *kctl,
 675				struct snd_ctl_elem_value *ucontrol)
 676{
 677	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kctl);
 678	struct usb_mixer_interface *mixer = list->mixer;
 679	int err;
 680	bool cur_val, new_val;
 681
 682	cur_val = kctl->private_value;
 683	new_val = ucontrol->value.enumerated.item[0];
 684	if (cur_val == new_val)
 685		return 0;
 686
 687	kctl->private_value = new_val;
 688	err = snd_mbox1_switch_update(mixer, new_val);
 689	return err < 0 ? err : 1;
 690}
 691
 692static int snd_mbox1_switch_info(struct snd_kcontrol *kcontrol,
 693				 struct snd_ctl_elem_info *uinfo)
 694{
 695	static const char *const texts[2] = {
 696		"Internal",
 697		"S/PDIF"
 698	};
 699
 700	return snd_ctl_enum_info(uinfo, 1, ARRAY_SIZE(texts), texts);
 701}
 702
 703static int snd_mbox1_switch_resume(struct usb_mixer_elem_list *list)
 704{
 705	return snd_mbox1_switch_update(list->mixer, list->kctl->private_value);
 706}
 707
 708static const struct snd_kcontrol_new snd_mbox1_switch = {
 709	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 710	.name = "Clock Source",
 711	.index = 0,
 712	.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
 713	.info = snd_mbox1_switch_info,
 714	.get = snd_mbox1_switch_get,
 715	.put = snd_mbox1_switch_put,
 
 
 
 
 
 
 
 
 
 
 
 716	.private_value = 0
 717};
 718
 719static int snd_mbox1_create_sync_switch(struct usb_mixer_interface *mixer)
 720{
 721	return add_single_ctl_with_resume(mixer, 0,
 722					  snd_mbox1_switch_resume,
 723					  &snd_mbox1_switch, NULL);
 
 
 
 
 
 
 
 724}
 725
 726/* Native Instruments device quirks */
 727
 728#define _MAKE_NI_CONTROL(bRequest,wIndex) ((bRequest) << 16 | (wIndex))
 729
 730static int snd_ni_control_init_val(struct usb_mixer_interface *mixer,
 731				   struct snd_kcontrol *kctl)
 732{
 733	struct usb_device *dev = mixer->chip->dev;
 734	unsigned int pval = kctl->private_value;
 735	u8 value;
 736	int err;
 737
 738	err = snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0),
 739			      (pval >> 16) & 0xff,
 740			      USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
 741			      0, pval & 0xffff, &value, 1);
 742	if (err < 0) {
 743		dev_err(&dev->dev,
 744			"unable to issue vendor read request (ret = %d)", err);
 745		return err;
 746	}
 747
 748	kctl->private_value |= ((unsigned int)value << 24);
 749	return 0;
 750}
 751
 752static int snd_nativeinstruments_control_get(struct snd_kcontrol *kcontrol,
 753					     struct snd_ctl_elem_value *ucontrol)
 754{
 755	ucontrol->value.integer.value[0] = kcontrol->private_value >> 24;
 756	return 0;
 757}
 758
 759static int snd_ni_update_cur_val(struct usb_mixer_elem_list *list)
 760{
 761	struct snd_usb_audio *chip = list->mixer->chip;
 762	unsigned int pval = list->kctl->private_value;
 763	int err;
 764
 765	err = snd_usb_lock_shutdown(chip);
 766	if (err < 0)
 767		return err;
 768	err = usb_control_msg(chip->dev, usb_sndctrlpipe(chip->dev, 0),
 769			      (pval >> 16) & 0xff,
 770			      USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_OUT,
 771			      pval >> 24, pval & 0xffff, NULL, 0, 1000);
 772	snd_usb_unlock_shutdown(chip);
 773	return err;
 774}
 775
 776static int snd_nativeinstruments_control_put(struct snd_kcontrol *kcontrol,
 777					     struct snd_ctl_elem_value *ucontrol)
 778{
 779	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
 780	u8 oldval = (kcontrol->private_value >> 24) & 0xff;
 781	u8 newval = ucontrol->value.integer.value[0];
 782	int err;
 783
 784	if (oldval == newval)
 785		return 0;
 786
 787	kcontrol->private_value &= ~(0xff << 24);
 788	kcontrol->private_value |= (unsigned int)newval << 24;
 789	err = snd_ni_update_cur_val(list);
 790	return err < 0 ? err : 1;
 791}
 792
 793static const struct snd_kcontrol_new snd_nativeinstruments_ta6_mixers[] = {
 794	{
 795		.name = "Direct Thru Channel A",
 796		.private_value = _MAKE_NI_CONTROL(0x01, 0x03),
 797	},
 798	{
 799		.name = "Direct Thru Channel B",
 800		.private_value = _MAKE_NI_CONTROL(0x01, 0x05),
 801	},
 802	{
 803		.name = "Phono Input Channel A",
 804		.private_value = _MAKE_NI_CONTROL(0x02, 0x03),
 805	},
 806	{
 807		.name = "Phono Input Channel B",
 808		.private_value = _MAKE_NI_CONTROL(0x02, 0x05),
 809	},
 810};
 811
 812static const struct snd_kcontrol_new snd_nativeinstruments_ta10_mixers[] = {
 813	{
 814		.name = "Direct Thru Channel A",
 815		.private_value = _MAKE_NI_CONTROL(0x01, 0x03),
 816	},
 817	{
 818		.name = "Direct Thru Channel B",
 819		.private_value = _MAKE_NI_CONTROL(0x01, 0x05),
 820	},
 821	{
 822		.name = "Direct Thru Channel C",
 823		.private_value = _MAKE_NI_CONTROL(0x01, 0x07),
 824	},
 825	{
 826		.name = "Direct Thru Channel D",
 827		.private_value = _MAKE_NI_CONTROL(0x01, 0x09),
 828	},
 829	{
 830		.name = "Phono Input Channel A",
 831		.private_value = _MAKE_NI_CONTROL(0x02, 0x03),
 832	},
 833	{
 834		.name = "Phono Input Channel B",
 835		.private_value = _MAKE_NI_CONTROL(0x02, 0x05),
 836	},
 837	{
 838		.name = "Phono Input Channel C",
 839		.private_value = _MAKE_NI_CONTROL(0x02, 0x07),
 840	},
 841	{
 842		.name = "Phono Input Channel D",
 843		.private_value = _MAKE_NI_CONTROL(0x02, 0x09),
 844	},
 845};
 846
 847static int snd_nativeinstruments_create_mixer(struct usb_mixer_interface *mixer,
 848					      const struct snd_kcontrol_new *kc,
 849					      unsigned int count)
 850{
 851	int i, err = 0;
 852	struct snd_kcontrol_new template = {
 853		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 854		.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
 855		.get = snd_nativeinstruments_control_get,
 856		.put = snd_nativeinstruments_control_put,
 857		.info = snd_ctl_boolean_mono_info,
 858	};
 859
 860	for (i = 0; i < count; i++) {
 861		struct usb_mixer_elem_list *list;
 862
 863		template.name = kc[i].name;
 864		template.private_value = kc[i].private_value;
 865
 866		err = add_single_ctl_with_resume(mixer, 0,
 867						 snd_ni_update_cur_val,
 868						 &template, &list);
 869		if (err < 0)
 870			break;
 871		snd_ni_control_init_val(mixer, list->kctl);
 872	}
 873
 874	return err;
 875}
 876
 877/* M-Audio FastTrack Ultra quirks */
 878/* FTU Effect switch (also used by C400/C600) */
 879static int snd_ftu_eff_switch_info(struct snd_kcontrol *kcontrol,
 880					struct snd_ctl_elem_info *uinfo)
 881{
 882	static const char *const texts[8] = {
 883		"Room 1", "Room 2", "Room 3", "Hall 1",
 884		"Hall 2", "Plate", "Delay", "Echo"
 885	};
 886
 887	return snd_ctl_enum_info(uinfo, 1, ARRAY_SIZE(texts), texts);
 888}
 889
 890static int snd_ftu_eff_switch_init(struct usb_mixer_interface *mixer,
 891				   struct snd_kcontrol *kctl)
 892{
 893	struct usb_device *dev = mixer->chip->dev;
 894	unsigned int pval = kctl->private_value;
 895	int err;
 896	unsigned char value[2];
 897
 898	value[0] = 0x00;
 899	value[1] = 0x00;
 900
 901	err = snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0), UAC_GET_CUR,
 902			      USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_IN,
 903			      pval & 0xff00,
 904			      snd_usb_ctrl_intf(mixer->chip) | ((pval & 0xff) << 8),
 905			      value, 2);
 906	if (err < 0)
 907		return err;
 908
 909	kctl->private_value |= (unsigned int)value[0] << 24;
 910	return 0;
 911}
 912
 913static int snd_ftu_eff_switch_get(struct snd_kcontrol *kctl,
 914					struct snd_ctl_elem_value *ucontrol)
 915{
 916	ucontrol->value.enumerated.item[0] = kctl->private_value >> 24;
 917	return 0;
 918}
 919
 920static int snd_ftu_eff_switch_update(struct usb_mixer_elem_list *list)
 921{
 922	struct snd_usb_audio *chip = list->mixer->chip;
 923	unsigned int pval = list->kctl->private_value;
 924	unsigned char value[2];
 925	int err;
 926
 927	value[0] = pval >> 24;
 928	value[1] = 0;
 929
 930	err = snd_usb_lock_shutdown(chip);
 931	if (err < 0)
 932		return err;
 933	err = snd_usb_ctl_msg(chip->dev,
 934			      usb_sndctrlpipe(chip->dev, 0),
 935			      UAC_SET_CUR,
 936			      USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_OUT,
 937			      pval & 0xff00,
 938			      snd_usb_ctrl_intf(chip) | ((pval & 0xff) << 8),
 939			      value, 2);
 940	snd_usb_unlock_shutdown(chip);
 941	return err;
 942}
 943
 944static int snd_ftu_eff_switch_put(struct snd_kcontrol *kctl,
 945					struct snd_ctl_elem_value *ucontrol)
 946{
 947	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kctl);
 948	unsigned int pval = list->kctl->private_value;
 949	int cur_val, err, new_val;
 950
 951	cur_val = pval >> 24;
 952	new_val = ucontrol->value.enumerated.item[0];
 953	if (cur_val == new_val)
 954		return 0;
 955
 956	kctl->private_value &= ~(0xff << 24);
 957	kctl->private_value |= new_val << 24;
 958	err = snd_ftu_eff_switch_update(list);
 959	return err < 0 ? err : 1;
 960}
 961
 962static int snd_ftu_create_effect_switch(struct usb_mixer_interface *mixer,
 963	int validx, int bUnitID)
 964{
 965	static struct snd_kcontrol_new template = {
 966		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 967		.name = "Effect Program Switch",
 968		.index = 0,
 969		.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
 970		.info = snd_ftu_eff_switch_info,
 971		.get = snd_ftu_eff_switch_get,
 972		.put = snd_ftu_eff_switch_put
 973	};
 974	struct usb_mixer_elem_list *list;
 975	int err;
 976
 977	err = add_single_ctl_with_resume(mixer, bUnitID,
 978					 snd_ftu_eff_switch_update,
 979					 &template, &list);
 980	if (err < 0)
 981		return err;
 982	list->kctl->private_value = (validx << 8) | bUnitID;
 983	snd_ftu_eff_switch_init(mixer, list->kctl);
 984	return 0;
 985}
 986
 987/* Create volume controls for FTU devices*/
 988static int snd_ftu_create_volume_ctls(struct usb_mixer_interface *mixer)
 989{
 990	char name[64];
 991	unsigned int control, cmask;
 992	int in, out, err;
 993
 994	const unsigned int id = 5;
 995	const int val_type = USB_MIXER_S16;
 996
 997	for (out = 0; out < 8; out++) {
 998		control = out + 1;
 999		for (in = 0; in < 8; in++) {
1000			cmask = 1 << in;
1001			snprintf(name, sizeof(name),
1002				"AIn%d - Out%d Capture Volume",
1003				in  + 1, out + 1);
1004			err = snd_create_std_mono_ctl(mixer, id, control,
1005							cmask, val_type, name,
1006							&snd_usb_mixer_vol_tlv);
1007			if (err < 0)
1008				return err;
1009		}
1010		for (in = 8; in < 16; in++) {
1011			cmask = 1 << in;
1012			snprintf(name, sizeof(name),
1013				"DIn%d - Out%d Playback Volume",
1014				in - 7, out + 1);
1015			err = snd_create_std_mono_ctl(mixer, id, control,
1016							cmask, val_type, name,
1017							&snd_usb_mixer_vol_tlv);
1018			if (err < 0)
1019				return err;
1020		}
1021	}
1022
1023	return 0;
1024}
1025
1026/* This control needs a volume quirk, see mixer.c */
1027static int snd_ftu_create_effect_volume_ctl(struct usb_mixer_interface *mixer)
1028{
1029	static const char name[] = "Effect Volume";
1030	const unsigned int id = 6;
1031	const int val_type = USB_MIXER_U8;
1032	const unsigned int control = 2;
1033	const unsigned int cmask = 0;
1034
1035	return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
1036					name, snd_usb_mixer_vol_tlv);
1037}
1038
1039/* This control needs a volume quirk, see mixer.c */
1040static int snd_ftu_create_effect_duration_ctl(struct usb_mixer_interface *mixer)
1041{
1042	static const char name[] = "Effect Duration";
1043	const unsigned int id = 6;
1044	const int val_type = USB_MIXER_S16;
1045	const unsigned int control = 3;
1046	const unsigned int cmask = 0;
1047
1048	return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
1049					name, snd_usb_mixer_vol_tlv);
1050}
1051
1052/* This control needs a volume quirk, see mixer.c */
1053static int snd_ftu_create_effect_feedback_ctl(struct usb_mixer_interface *mixer)
1054{
1055	static const char name[] = "Effect Feedback Volume";
1056	const unsigned int id = 6;
1057	const int val_type = USB_MIXER_U8;
1058	const unsigned int control = 4;
1059	const unsigned int cmask = 0;
1060
1061	return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
1062					name, NULL);
1063}
1064
1065static int snd_ftu_create_effect_return_ctls(struct usb_mixer_interface *mixer)
1066{
1067	unsigned int cmask;
1068	int err, ch;
1069	char name[48];
1070
1071	const unsigned int id = 7;
1072	const int val_type = USB_MIXER_S16;
1073	const unsigned int control = 7;
1074
1075	for (ch = 0; ch < 4; ++ch) {
1076		cmask = 1 << ch;
1077		snprintf(name, sizeof(name),
1078			"Effect Return %d Volume", ch + 1);
1079		err = snd_create_std_mono_ctl(mixer, id, control,
1080						cmask, val_type, name,
1081						snd_usb_mixer_vol_tlv);
1082		if (err < 0)
1083			return err;
1084	}
1085
1086	return 0;
1087}
1088
1089static int snd_ftu_create_effect_send_ctls(struct usb_mixer_interface *mixer)
1090{
1091	unsigned int  cmask;
1092	int err, ch;
1093	char name[48];
1094
1095	const unsigned int id = 5;
1096	const int val_type = USB_MIXER_S16;
1097	const unsigned int control = 9;
1098
1099	for (ch = 0; ch < 8; ++ch) {
1100		cmask = 1 << ch;
1101		snprintf(name, sizeof(name),
1102			"Effect Send AIn%d Volume", ch + 1);
1103		err = snd_create_std_mono_ctl(mixer, id, control, cmask,
1104						val_type, name,
1105						snd_usb_mixer_vol_tlv);
1106		if (err < 0)
1107			return err;
1108	}
1109	for (ch = 8; ch < 16; ++ch) {
1110		cmask = 1 << ch;
1111		snprintf(name, sizeof(name),
1112			"Effect Send DIn%d Volume", ch - 7);
1113		err = snd_create_std_mono_ctl(mixer, id, control, cmask,
1114						val_type, name,
1115						snd_usb_mixer_vol_tlv);
1116		if (err < 0)
1117			return err;
1118	}
1119	return 0;
1120}
1121
1122static int snd_ftu_create_mixer(struct usb_mixer_interface *mixer)
1123{
1124	int err;
1125
1126	err = snd_ftu_create_volume_ctls(mixer);
1127	if (err < 0)
1128		return err;
1129
1130	err = snd_ftu_create_effect_switch(mixer, 1, 6);
1131	if (err < 0)
1132		return err;
1133
1134	err = snd_ftu_create_effect_volume_ctl(mixer);
1135	if (err < 0)
1136		return err;
1137
1138	err = snd_ftu_create_effect_duration_ctl(mixer);
1139	if (err < 0)
1140		return err;
1141
1142	err = snd_ftu_create_effect_feedback_ctl(mixer);
1143	if (err < 0)
1144		return err;
1145
1146	err = snd_ftu_create_effect_return_ctls(mixer);
1147	if (err < 0)
1148		return err;
1149
1150	err = snd_ftu_create_effect_send_ctls(mixer);
1151	if (err < 0)
1152		return err;
1153
1154	return 0;
1155}
1156
1157void snd_emuusb_set_samplerate(struct snd_usb_audio *chip,
1158			       unsigned char samplerate_id)
1159{
1160	struct usb_mixer_interface *mixer;
1161	struct usb_mixer_elem_info *cval;
1162	int unitid = 12; /* SampleRate ExtensionUnit ID */
1163
1164	list_for_each_entry(mixer, &chip->mixer_list, list) {
1165		if (mixer->id_elems[unitid]) {
1166			cval = mixer_elem_list_to_info(mixer->id_elems[unitid]);
1167			snd_usb_mixer_set_ctl_value(cval, UAC_SET_CUR,
1168						    cval->control << 8,
1169						    samplerate_id);
1170			snd_usb_mixer_notify_id(mixer, unitid);
1171			break;
1172		}
1173	}
1174}
1175
1176/* M-Audio Fast Track C400/C600 */
1177/* C400/C600 volume controls, this control needs a volume quirk, see mixer.c */
1178static int snd_c400_create_vol_ctls(struct usb_mixer_interface *mixer)
1179{
1180	char name[64];
1181	unsigned int cmask, offset;
1182	int out, chan, err;
1183	int num_outs = 0;
1184	int num_ins = 0;
1185
1186	const unsigned int id = 0x40;
1187	const int val_type = USB_MIXER_S16;
1188	const int control = 1;
1189
1190	switch (mixer->chip->usb_id) {
1191	case USB_ID(0x0763, 0x2030):
1192		num_outs = 6;
1193		num_ins = 4;
1194		break;
1195	case USB_ID(0x0763, 0x2031):
1196		num_outs = 8;
1197		num_ins = 6;
1198		break;
1199	}
1200
1201	for (chan = 0; chan < num_outs + num_ins; chan++) {
1202		for (out = 0; out < num_outs; out++) {
1203			if (chan < num_outs) {
1204				snprintf(name, sizeof(name),
1205					"PCM%d-Out%d Playback Volume",
1206					chan + 1, out + 1);
1207			} else {
1208				snprintf(name, sizeof(name),
1209					"In%d-Out%d Playback Volume",
1210					chan - num_outs + 1, out + 1);
1211			}
1212
1213			cmask = (out == 0) ? 0 : 1 << (out - 1);
1214			offset = chan * num_outs;
1215			err = snd_create_std_mono_ctl_offset(mixer, id, control,
1216						cmask, val_type, offset, name,
1217						&snd_usb_mixer_vol_tlv);
1218			if (err < 0)
1219				return err;
1220		}
1221	}
1222
1223	return 0;
1224}
1225
1226/* This control needs a volume quirk, see mixer.c */
1227static int snd_c400_create_effect_volume_ctl(struct usb_mixer_interface *mixer)
1228{
1229	static const char name[] = "Effect Volume";
1230	const unsigned int id = 0x43;
1231	const int val_type = USB_MIXER_U8;
1232	const unsigned int control = 3;
1233	const unsigned int cmask = 0;
1234
1235	return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
1236					name, snd_usb_mixer_vol_tlv);
1237}
1238
1239/* This control needs a volume quirk, see mixer.c */
1240static int snd_c400_create_effect_duration_ctl(struct usb_mixer_interface *mixer)
1241{
1242	static const char name[] = "Effect Duration";
1243	const unsigned int id = 0x43;
1244	const int val_type = USB_MIXER_S16;
1245	const unsigned int control = 4;
1246	const unsigned int cmask = 0;
1247
1248	return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
1249					name, snd_usb_mixer_vol_tlv);
1250}
1251
1252/* This control needs a volume quirk, see mixer.c */
1253static int snd_c400_create_effect_feedback_ctl(struct usb_mixer_interface *mixer)
1254{
1255	static const char name[] = "Effect Feedback Volume";
1256	const unsigned int id = 0x43;
1257	const int val_type = USB_MIXER_U8;
1258	const unsigned int control = 5;
1259	const unsigned int cmask = 0;
1260
1261	return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
1262					name, NULL);
1263}
1264
1265static int snd_c400_create_effect_vol_ctls(struct usb_mixer_interface *mixer)
1266{
1267	char name[64];
1268	unsigned int cmask;
1269	int chan, err;
1270	int num_outs = 0;
1271	int num_ins = 0;
1272
1273	const unsigned int id = 0x42;
1274	const int val_type = USB_MIXER_S16;
1275	const int control = 1;
1276
1277	switch (mixer->chip->usb_id) {
1278	case USB_ID(0x0763, 0x2030):
1279		num_outs = 6;
1280		num_ins = 4;
1281		break;
1282	case USB_ID(0x0763, 0x2031):
1283		num_outs = 8;
1284		num_ins = 6;
1285		break;
1286	}
1287
1288	for (chan = 0; chan < num_outs + num_ins; chan++) {
1289		if (chan < num_outs) {
1290			snprintf(name, sizeof(name),
1291				"Effect Send DOut%d",
1292				chan + 1);
1293		} else {
1294			snprintf(name, sizeof(name),
1295				"Effect Send AIn%d",
1296				chan - num_outs + 1);
1297		}
1298
1299		cmask = (chan == 0) ? 0 : 1 << (chan - 1);
1300		err = snd_create_std_mono_ctl(mixer, id, control,
1301						cmask, val_type, name,
1302						&snd_usb_mixer_vol_tlv);
1303		if (err < 0)
1304			return err;
1305	}
1306
1307	return 0;
1308}
1309
1310static int snd_c400_create_effect_ret_vol_ctls(struct usb_mixer_interface *mixer)
1311{
1312	char name[64];
1313	unsigned int cmask;
1314	int chan, err;
1315	int num_outs = 0;
1316	int offset = 0;
1317
1318	const unsigned int id = 0x40;
1319	const int val_type = USB_MIXER_S16;
1320	const int control = 1;
1321
1322	switch (mixer->chip->usb_id) {
1323	case USB_ID(0x0763, 0x2030):
1324		num_outs = 6;
1325		offset = 0x3c;
1326		/* { 0x3c, 0x43, 0x3e, 0x45, 0x40, 0x47 } */
1327		break;
1328	case USB_ID(0x0763, 0x2031):
1329		num_outs = 8;
1330		offset = 0x70;
1331		/* { 0x70, 0x79, 0x72, 0x7b, 0x74, 0x7d, 0x76, 0x7f } */
1332		break;
1333	}
1334
1335	for (chan = 0; chan < num_outs; chan++) {
1336		snprintf(name, sizeof(name),
1337			"Effect Return %d",
1338			chan + 1);
1339
1340		cmask = (chan == 0) ? 0 :
1341			1 << (chan + (chan % 2) * num_outs - 1);
1342		err = snd_create_std_mono_ctl_offset(mixer, id, control,
1343						cmask, val_type, offset, name,
1344						&snd_usb_mixer_vol_tlv);
1345		if (err < 0)
1346			return err;
1347	}
1348
1349	return 0;
1350}
1351
1352static int snd_c400_create_mixer(struct usb_mixer_interface *mixer)
1353{
1354	int err;
1355
1356	err = snd_c400_create_vol_ctls(mixer);
1357	if (err < 0)
1358		return err;
1359
1360	err = snd_c400_create_effect_vol_ctls(mixer);
1361	if (err < 0)
1362		return err;
1363
1364	err = snd_c400_create_effect_ret_vol_ctls(mixer);
1365	if (err < 0)
1366		return err;
1367
1368	err = snd_ftu_create_effect_switch(mixer, 2, 0x43);
1369	if (err < 0)
1370		return err;
1371
1372	err = snd_c400_create_effect_volume_ctl(mixer);
1373	if (err < 0)
1374		return err;
1375
1376	err = snd_c400_create_effect_duration_ctl(mixer);
1377	if (err < 0)
1378		return err;
1379
1380	err = snd_c400_create_effect_feedback_ctl(mixer);
1381	if (err < 0)
1382		return err;
1383
1384	return 0;
1385}
1386
1387/*
1388 * The mixer units for Ebox-44 are corrupt, and even where they
1389 * are valid they presents mono controls as L and R channels of
1390 * stereo. So we provide a good mixer here.
1391 */
1392static const struct std_mono_table ebox44_table[] = {
1393	{
1394		.unitid = 4,
1395		.control = 1,
1396		.cmask = 0x0,
1397		.val_type = USB_MIXER_INV_BOOLEAN,
1398		.name = "Headphone Playback Switch"
1399	},
1400	{
1401		.unitid = 4,
1402		.control = 2,
1403		.cmask = 0x1,
1404		.val_type = USB_MIXER_S16,
1405		.name = "Headphone A Mix Playback Volume"
1406	},
1407	{
1408		.unitid = 4,
1409		.control = 2,
1410		.cmask = 0x2,
1411		.val_type = USB_MIXER_S16,
1412		.name = "Headphone B Mix Playback Volume"
1413	},
1414
1415	{
1416		.unitid = 7,
1417		.control = 1,
1418		.cmask = 0x0,
1419		.val_type = USB_MIXER_INV_BOOLEAN,
1420		.name = "Output Playback Switch"
1421	},
1422	{
1423		.unitid = 7,
1424		.control = 2,
1425		.cmask = 0x1,
1426		.val_type = USB_MIXER_S16,
1427		.name = "Output A Playback Volume"
1428	},
1429	{
1430		.unitid = 7,
1431		.control = 2,
1432		.cmask = 0x2,
1433		.val_type = USB_MIXER_S16,
1434		.name = "Output B Playback Volume"
1435	},
1436
1437	{
1438		.unitid = 10,
1439		.control = 1,
1440		.cmask = 0x0,
1441		.val_type = USB_MIXER_INV_BOOLEAN,
1442		.name = "Input Capture Switch"
1443	},
1444	{
1445		.unitid = 10,
1446		.control = 2,
1447		.cmask = 0x1,
1448		.val_type = USB_MIXER_S16,
1449		.name = "Input A Capture Volume"
1450	},
1451	{
1452		.unitid = 10,
1453		.control = 2,
1454		.cmask = 0x2,
1455		.val_type = USB_MIXER_S16,
1456		.name = "Input B Capture Volume"
1457	},
1458
1459	{}
1460};
1461
1462/* Audio Advantage Micro II findings:
1463 *
1464 * Mapping spdif AES bits to vendor register.bit:
1465 * AES0: [0 0 0 0 2.3 2.2 2.1 2.0] - default 0x00
1466 * AES1: [3.3 3.2.3.1.3.0 2.7 2.6 2.5 2.4] - default: 0x01
1467 * AES2: [0 0 0 0 0 0 0 0]
1468 * AES3: [0 0 0 0 0 0 x 0] - 'x' bit is set basing on standard usb request
1469 *                           (UAC_EP_CS_ATTR_SAMPLE_RATE) for Audio Devices
1470 *
1471 * power on values:
1472 * r2: 0x10
1473 * r3: 0x20 (b7 is zeroed just before playback (except IEC61937) and set
1474 *           just after it to 0xa0, presumably it disables/mutes some analog
1475 *           parts when there is no audio.)
1476 * r9: 0x28
1477 *
1478 * Optical transmitter on/off:
1479 * vendor register.bit: 9.1
1480 * 0 - on (0x28 register value)
1481 * 1 - off (0x2a register value)
1482 *
1483 */
1484static int snd_microii_spdif_info(struct snd_kcontrol *kcontrol,
1485	struct snd_ctl_elem_info *uinfo)
1486{
1487	uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1488	uinfo->count = 1;
1489	return 0;
1490}
1491
1492static int snd_microii_spdif_default_get(struct snd_kcontrol *kcontrol,
1493	struct snd_ctl_elem_value *ucontrol)
1494{
1495	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
1496	struct snd_usb_audio *chip = list->mixer->chip;
1497	int err;
1498	struct usb_interface *iface;
1499	struct usb_host_interface *alts;
1500	unsigned int ep;
1501	unsigned char data[3];
1502	int rate;
1503
1504	err = snd_usb_lock_shutdown(chip);
1505	if (err < 0)
1506		return err;
1507
1508	ucontrol->value.iec958.status[0] = kcontrol->private_value & 0xff;
1509	ucontrol->value.iec958.status[1] = (kcontrol->private_value >> 8) & 0xff;
1510	ucontrol->value.iec958.status[2] = 0x00;
1511
1512	/* use known values for that card: interface#1 altsetting#1 */
1513	iface = usb_ifnum_to_if(chip->dev, 1);
1514	if (!iface || iface->num_altsetting < 2) {
1515		err = -EINVAL;
1516		goto end;
1517	}
1518	alts = &iface->altsetting[1];
1519	if (get_iface_desc(alts)->bNumEndpoints < 1) {
1520		err = -EINVAL;
1521		goto end;
1522	}
1523	ep = get_endpoint(alts, 0)->bEndpointAddress;
1524
1525	err = snd_usb_ctl_msg(chip->dev,
1526			usb_rcvctrlpipe(chip->dev, 0),
1527			UAC_GET_CUR,
1528			USB_TYPE_CLASS | USB_RECIP_ENDPOINT | USB_DIR_IN,
1529			UAC_EP_CS_ATTR_SAMPLE_RATE << 8,
1530			ep,
1531			data,
1532			sizeof(data));
1533	if (err < 0)
1534		goto end;
1535
1536	rate = data[0] | (data[1] << 8) | (data[2] << 16);
1537	ucontrol->value.iec958.status[3] = (rate == 48000) ?
1538			IEC958_AES3_CON_FS_48000 : IEC958_AES3_CON_FS_44100;
1539
1540	err = 0;
1541 end:
1542	snd_usb_unlock_shutdown(chip);
1543	return err;
1544}
1545
1546static int snd_microii_spdif_default_update(struct usb_mixer_elem_list *list)
1547{
1548	struct snd_usb_audio *chip = list->mixer->chip;
1549	unsigned int pval = list->kctl->private_value;
1550	u8 reg;
1551	int err;
1552
1553	err = snd_usb_lock_shutdown(chip);
1554	if (err < 0)
1555		return err;
1556
1557	reg = ((pval >> 4) & 0xf0) | (pval & 0x0f);
1558	err = snd_usb_ctl_msg(chip->dev,
1559			usb_sndctrlpipe(chip->dev, 0),
1560			UAC_SET_CUR,
1561			USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
1562			reg,
1563			2,
1564			NULL,
1565			0);
1566	if (err < 0)
1567		goto end;
1568
1569	reg = (pval & IEC958_AES0_NONAUDIO) ? 0xa0 : 0x20;
1570	reg |= (pval >> 12) & 0x0f;
1571	err = snd_usb_ctl_msg(chip->dev,
1572			usb_sndctrlpipe(chip->dev, 0),
1573			UAC_SET_CUR,
1574			USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
1575			reg,
1576			3,
1577			NULL,
1578			0);
1579	if (err < 0)
1580		goto end;
1581
1582 end:
1583	snd_usb_unlock_shutdown(chip);
1584	return err;
1585}
1586
1587static int snd_microii_spdif_default_put(struct snd_kcontrol *kcontrol,
1588	struct snd_ctl_elem_value *ucontrol)
1589{
1590	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
1591	unsigned int pval, pval_old;
1592	int err;
1593
1594	pval = pval_old = kcontrol->private_value;
1595	pval &= 0xfffff0f0;
1596	pval |= (ucontrol->value.iec958.status[1] & 0x0f) << 8;
1597	pval |= (ucontrol->value.iec958.status[0] & 0x0f);
1598
1599	pval &= 0xffff0fff;
1600	pval |= (ucontrol->value.iec958.status[1] & 0xf0) << 8;
1601
1602	/* The frequency bits in AES3 cannot be set via register access. */
1603
1604	/* Silently ignore any bits from the request that cannot be set. */
1605
1606	if (pval == pval_old)
1607		return 0;
1608
1609	kcontrol->private_value = pval;
1610	err = snd_microii_spdif_default_update(list);
1611	return err < 0 ? err : 1;
1612}
1613
1614static int snd_microii_spdif_mask_get(struct snd_kcontrol *kcontrol,
1615	struct snd_ctl_elem_value *ucontrol)
1616{
1617	ucontrol->value.iec958.status[0] = 0x0f;
1618	ucontrol->value.iec958.status[1] = 0xff;
1619	ucontrol->value.iec958.status[2] = 0x00;
1620	ucontrol->value.iec958.status[3] = 0x00;
1621
1622	return 0;
1623}
1624
1625static int snd_microii_spdif_switch_get(struct snd_kcontrol *kcontrol,
1626	struct snd_ctl_elem_value *ucontrol)
1627{
1628	ucontrol->value.integer.value[0] = !(kcontrol->private_value & 0x02);
1629
1630	return 0;
1631}
1632
1633static int snd_microii_spdif_switch_update(struct usb_mixer_elem_list *list)
1634{
1635	struct snd_usb_audio *chip = list->mixer->chip;
1636	u8 reg = list->kctl->private_value;
1637	int err;
1638
1639	err = snd_usb_lock_shutdown(chip);
1640	if (err < 0)
1641		return err;
1642
1643	err = snd_usb_ctl_msg(chip->dev,
1644			usb_sndctrlpipe(chip->dev, 0),
1645			UAC_SET_CUR,
1646			USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
1647			reg,
1648			9,
1649			NULL,
1650			0);
1651
1652	snd_usb_unlock_shutdown(chip);
1653	return err;
1654}
1655
1656static int snd_microii_spdif_switch_put(struct snd_kcontrol *kcontrol,
1657	struct snd_ctl_elem_value *ucontrol)
1658{
1659	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
1660	u8 reg;
1661	int err;
1662
1663	reg = ucontrol->value.integer.value[0] ? 0x28 : 0x2a;
1664	if (reg != list->kctl->private_value)
1665		return 0;
1666
1667	kcontrol->private_value = reg;
1668	err = snd_microii_spdif_switch_update(list);
1669	return err < 0 ? err : 1;
1670}
1671
1672static const struct snd_kcontrol_new snd_microii_mixer_spdif[] = {
1673	{
1674		.iface =    SNDRV_CTL_ELEM_IFACE_PCM,
1675		.name =     SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT),
1676		.info =     snd_microii_spdif_info,
1677		.get =      snd_microii_spdif_default_get,
1678		.put =      snd_microii_spdif_default_put,
1679		.private_value = 0x00000100UL,/* reset value */
1680	},
1681	{
1682		.access =   SNDRV_CTL_ELEM_ACCESS_READ,
1683		.iface =    SNDRV_CTL_ELEM_IFACE_PCM,
1684		.name =     SNDRV_CTL_NAME_IEC958("", PLAYBACK, MASK),
1685		.info =     snd_microii_spdif_info,
1686		.get =      snd_microii_spdif_mask_get,
1687	},
1688	{
1689		.iface =    SNDRV_CTL_ELEM_IFACE_MIXER,
1690		.name =     SNDRV_CTL_NAME_IEC958("", PLAYBACK, SWITCH),
1691		.info =     snd_ctl_boolean_mono_info,
1692		.get =      snd_microii_spdif_switch_get,
1693		.put =      snd_microii_spdif_switch_put,
1694		.private_value = 0x00000028UL,/* reset value */
1695	}
1696};
1697
1698static int snd_microii_controls_create(struct usb_mixer_interface *mixer)
1699{
1700	int err, i;
1701	static const usb_mixer_elem_resume_func_t resume_funcs[] = {
1702		snd_microii_spdif_default_update,
1703		NULL,
1704		snd_microii_spdif_switch_update
1705	};
1706
1707	for (i = 0; i < ARRAY_SIZE(snd_microii_mixer_spdif); ++i) {
1708		err = add_single_ctl_with_resume(mixer, 0,
1709						 resume_funcs[i],
1710						 &snd_microii_mixer_spdif[i],
1711						 NULL);
1712		if (err < 0)
1713			return err;
1714	}
1715
1716	return 0;
1717}
1718
1719/* Creative Sound Blaster E1 */
1720
1721static int snd_soundblaster_e1_switch_get(struct snd_kcontrol *kcontrol,
1722					  struct snd_ctl_elem_value *ucontrol)
1723{
1724	ucontrol->value.integer.value[0] = kcontrol->private_value;
1725	return 0;
1726}
1727
1728static int snd_soundblaster_e1_switch_update(struct usb_mixer_interface *mixer,
1729					     unsigned char state)
1730{
1731	struct snd_usb_audio *chip = mixer->chip;
1732	int err;
1733	unsigned char buff[2];
1734
1735	buff[0] = 0x02;
1736	buff[1] = state ? 0x02 : 0x00;
1737
1738	err = snd_usb_lock_shutdown(chip);
1739	if (err < 0)
1740		return err;
1741	err = snd_usb_ctl_msg(chip->dev,
1742			usb_sndctrlpipe(chip->dev, 0), HID_REQ_SET_REPORT,
1743			USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_OUT,
1744			0x0202, 3, buff, 2);
1745	snd_usb_unlock_shutdown(chip);
1746	return err;
1747}
1748
1749static int snd_soundblaster_e1_switch_put(struct snd_kcontrol *kcontrol,
1750					  struct snd_ctl_elem_value *ucontrol)
1751{
1752	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
1753	unsigned char value = !!ucontrol->value.integer.value[0];
1754	int err;
1755
1756	if (kcontrol->private_value == value)
1757		return 0;
1758	kcontrol->private_value = value;
1759	err = snd_soundblaster_e1_switch_update(list->mixer, value);
1760	return err < 0 ? err : 1;
1761}
1762
1763static int snd_soundblaster_e1_switch_resume(struct usb_mixer_elem_list *list)
1764{
1765	return snd_soundblaster_e1_switch_update(list->mixer,
1766						 list->kctl->private_value);
1767}
1768
1769static int snd_soundblaster_e1_switch_info(struct snd_kcontrol *kcontrol,
1770					   struct snd_ctl_elem_info *uinfo)
1771{
1772	static const char *const texts[2] = {
1773		"Mic", "Aux"
1774	};
1775
1776	return snd_ctl_enum_info(uinfo, 1, ARRAY_SIZE(texts), texts);
1777}
1778
1779static const struct snd_kcontrol_new snd_soundblaster_e1_input_switch = {
1780	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1781	.name = "Input Source",
1782	.info = snd_soundblaster_e1_switch_info,
1783	.get = snd_soundblaster_e1_switch_get,
1784	.put = snd_soundblaster_e1_switch_put,
1785	.private_value = 0,
1786};
1787
1788static int snd_soundblaster_e1_switch_create(struct usb_mixer_interface *mixer)
1789{
1790	return add_single_ctl_with_resume(mixer, 0,
1791					  snd_soundblaster_e1_switch_resume,
1792					  &snd_soundblaster_e1_input_switch,
1793					  NULL);
1794}
1795
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1796static void dell_dock_init_vol(struct snd_usb_audio *chip, int ch, int id)
1797{
1798	u16 buf = 0;
1799
1800	snd_usb_ctl_msg(chip->dev, usb_sndctrlpipe(chip->dev, 0), UAC_SET_CUR,
1801			USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_OUT,
1802			ch, snd_usb_ctrl_intf(chip) | (id << 8),
 
1803			&buf, 2);
1804}
1805
1806static int dell_dock_mixer_init(struct usb_mixer_interface *mixer)
1807{
1808	/* fix to 0dB playback volumes */
1809	dell_dock_init_vol(mixer->chip, 1, 16);
1810	dell_dock_init_vol(mixer->chip, 2, 16);
1811	dell_dock_init_vol(mixer->chip, 1, 19);
1812	dell_dock_init_vol(mixer->chip, 2, 19);
1813	return 0;
1814}
1815
1816/* RME Class Compliant device quirks */
1817
1818#define SND_RME_GET_STATUS1			23
1819#define SND_RME_GET_CURRENT_FREQ		17
1820#define SND_RME_CLK_SYSTEM_SHIFT		16
1821#define SND_RME_CLK_SYSTEM_MASK			0x1f
1822#define SND_RME_CLK_AES_SHIFT			8
1823#define SND_RME_CLK_SPDIF_SHIFT			12
1824#define SND_RME_CLK_AES_SPDIF_MASK		0xf
1825#define SND_RME_CLK_SYNC_SHIFT			6
1826#define SND_RME_CLK_SYNC_MASK			0x3
1827#define SND_RME_CLK_FREQMUL_SHIFT		18
1828#define SND_RME_CLK_FREQMUL_MASK		0x7
1829#define SND_RME_CLK_SYSTEM(x) \
1830	((x >> SND_RME_CLK_SYSTEM_SHIFT) & SND_RME_CLK_SYSTEM_MASK)
1831#define SND_RME_CLK_AES(x) \
1832	((x >> SND_RME_CLK_AES_SHIFT) & SND_RME_CLK_AES_SPDIF_MASK)
1833#define SND_RME_CLK_SPDIF(x) \
1834	((x >> SND_RME_CLK_SPDIF_SHIFT) & SND_RME_CLK_AES_SPDIF_MASK)
1835#define SND_RME_CLK_SYNC(x) \
1836	((x >> SND_RME_CLK_SYNC_SHIFT) & SND_RME_CLK_SYNC_MASK)
1837#define SND_RME_CLK_FREQMUL(x) \
1838	((x >> SND_RME_CLK_FREQMUL_SHIFT) & SND_RME_CLK_FREQMUL_MASK)
1839#define SND_RME_CLK_AES_LOCK			0x1
1840#define SND_RME_CLK_AES_SYNC			0x4
1841#define SND_RME_CLK_SPDIF_LOCK			0x2
1842#define SND_RME_CLK_SPDIF_SYNC			0x8
1843#define SND_RME_SPDIF_IF_SHIFT			4
1844#define SND_RME_SPDIF_FORMAT_SHIFT		5
1845#define SND_RME_BINARY_MASK			0x1
1846#define SND_RME_SPDIF_IF(x) \
1847	((x >> SND_RME_SPDIF_IF_SHIFT) & SND_RME_BINARY_MASK)
1848#define SND_RME_SPDIF_FORMAT(x) \
1849	((x >> SND_RME_SPDIF_FORMAT_SHIFT) & SND_RME_BINARY_MASK)
1850
1851static const u32 snd_rme_rate_table[] = {
1852	32000, 44100, 48000, 50000,
1853	64000, 88200, 96000, 100000,
1854	128000, 176400, 192000, 200000,
1855	256000,	352800, 384000, 400000,
1856	512000, 705600, 768000, 800000
1857};
1858/* maximum number of items for AES and S/PDIF rates for above table */
1859#define SND_RME_RATE_IDX_AES_SPDIF_NUM		12
1860
1861enum snd_rme_domain {
1862	SND_RME_DOMAIN_SYSTEM,
1863	SND_RME_DOMAIN_AES,
1864	SND_RME_DOMAIN_SPDIF
1865};
1866
1867enum snd_rme_clock_status {
1868	SND_RME_CLOCK_NOLOCK,
1869	SND_RME_CLOCK_LOCK,
1870	SND_RME_CLOCK_SYNC
1871};
1872
1873static int snd_rme_read_value(struct snd_usb_audio *chip,
1874			      unsigned int item,
1875			      u32 *value)
1876{
1877	struct usb_device *dev = chip->dev;
1878	int err;
1879
1880	err = snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0),
1881			      item,
1882			      USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
1883			      0, 0,
1884			      value, sizeof(*value));
1885	if (err < 0)
1886		dev_err(&dev->dev,
1887			"unable to issue vendor read request %d (ret = %d)",
1888			item, err);
1889	return err;
1890}
1891
1892static int snd_rme_get_status1(struct snd_kcontrol *kcontrol,
1893			       u32 *status1)
1894{
1895	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
1896	struct snd_usb_audio *chip = list->mixer->chip;
1897	int err;
1898
1899	err = snd_usb_lock_shutdown(chip);
1900	if (err < 0)
1901		return err;
1902	err = snd_rme_read_value(chip, SND_RME_GET_STATUS1, status1);
1903	snd_usb_unlock_shutdown(chip);
1904	return err;
1905}
1906
1907static int snd_rme_rate_get(struct snd_kcontrol *kcontrol,
1908			    struct snd_ctl_elem_value *ucontrol)
1909{
1910	u32 status1;
1911	u32 rate = 0;
1912	int idx;
1913	int err;
1914
1915	err = snd_rme_get_status1(kcontrol, &status1);
1916	if (err < 0)
1917		return err;
1918	switch (kcontrol->private_value) {
1919	case SND_RME_DOMAIN_SYSTEM:
1920		idx = SND_RME_CLK_SYSTEM(status1);
1921		if (idx < ARRAY_SIZE(snd_rme_rate_table))
1922			rate = snd_rme_rate_table[idx];
1923		break;
1924	case SND_RME_DOMAIN_AES:
1925		idx = SND_RME_CLK_AES(status1);
1926		if (idx < SND_RME_RATE_IDX_AES_SPDIF_NUM)
1927			rate = snd_rme_rate_table[idx];
1928		break;
1929	case SND_RME_DOMAIN_SPDIF:
1930		idx = SND_RME_CLK_SPDIF(status1);
1931		if (idx < SND_RME_RATE_IDX_AES_SPDIF_NUM)
1932			rate = snd_rme_rate_table[idx];
1933		break;
1934	default:
1935		return -EINVAL;
1936	}
1937	ucontrol->value.integer.value[0] = rate;
1938	return 0;
1939}
1940
1941static int snd_rme_sync_state_get(struct snd_kcontrol *kcontrol,
1942				  struct snd_ctl_elem_value *ucontrol)
1943{
1944	u32 status1;
1945	int idx = SND_RME_CLOCK_NOLOCK;
1946	int err;
1947
1948	err = snd_rme_get_status1(kcontrol, &status1);
1949	if (err < 0)
1950		return err;
1951	switch (kcontrol->private_value) {
1952	case SND_RME_DOMAIN_AES:  /* AES */
1953		if (status1 & SND_RME_CLK_AES_SYNC)
1954			idx = SND_RME_CLOCK_SYNC;
1955		else if (status1 & SND_RME_CLK_AES_LOCK)
1956			idx = SND_RME_CLOCK_LOCK;
1957		break;
1958	case SND_RME_DOMAIN_SPDIF:  /* SPDIF */
1959		if (status1 & SND_RME_CLK_SPDIF_SYNC)
1960			idx = SND_RME_CLOCK_SYNC;
1961		else if (status1 & SND_RME_CLK_SPDIF_LOCK)
1962			idx = SND_RME_CLOCK_LOCK;
1963		break;
1964	default:
1965		return -EINVAL;
1966	}
1967	ucontrol->value.enumerated.item[0] = idx;
1968	return 0;
1969}
1970
1971static int snd_rme_spdif_if_get(struct snd_kcontrol *kcontrol,
1972				struct snd_ctl_elem_value *ucontrol)
1973{
1974	u32 status1;
1975	int err;
1976
1977	err = snd_rme_get_status1(kcontrol, &status1);
1978	if (err < 0)
1979		return err;
1980	ucontrol->value.enumerated.item[0] = SND_RME_SPDIF_IF(status1);
1981	return 0;
1982}
1983
1984static int snd_rme_spdif_format_get(struct snd_kcontrol *kcontrol,
1985				    struct snd_ctl_elem_value *ucontrol)
1986{
1987	u32 status1;
1988	int err;
1989
1990	err = snd_rme_get_status1(kcontrol, &status1);
1991	if (err < 0)
1992		return err;
1993	ucontrol->value.enumerated.item[0] = SND_RME_SPDIF_FORMAT(status1);
1994	return 0;
1995}
1996
1997static int snd_rme_sync_source_get(struct snd_kcontrol *kcontrol,
1998				   struct snd_ctl_elem_value *ucontrol)
1999{
2000	u32 status1;
2001	int err;
2002
2003	err = snd_rme_get_status1(kcontrol, &status1);
2004	if (err < 0)
2005		return err;
2006	ucontrol->value.enumerated.item[0] = SND_RME_CLK_SYNC(status1);
2007	return 0;
2008}
2009
2010static int snd_rme_current_freq_get(struct snd_kcontrol *kcontrol,
2011				    struct snd_ctl_elem_value *ucontrol)
2012{
2013	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
2014	struct snd_usb_audio *chip = list->mixer->chip;
2015	u32 status1;
2016	const u64 num = 104857600000000ULL;
2017	u32 den;
2018	unsigned int freq;
2019	int err;
2020
2021	err = snd_usb_lock_shutdown(chip);
2022	if (err < 0)
2023		return err;
2024	err = snd_rme_read_value(chip, SND_RME_GET_STATUS1, &status1);
2025	if (err < 0)
2026		goto end;
2027	err = snd_rme_read_value(chip, SND_RME_GET_CURRENT_FREQ, &den);
2028	if (err < 0)
2029		goto end;
2030	freq = (den == 0) ? 0 : div64_u64(num, den);
2031	freq <<= SND_RME_CLK_FREQMUL(status1);
2032	ucontrol->value.integer.value[0] = freq;
2033
2034end:
2035	snd_usb_unlock_shutdown(chip);
2036	return err;
2037}
2038
2039static int snd_rme_rate_info(struct snd_kcontrol *kcontrol,
2040			     struct snd_ctl_elem_info *uinfo)
2041{
2042	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2043	uinfo->count = 1;
2044	switch (kcontrol->private_value) {
2045	case SND_RME_DOMAIN_SYSTEM:
2046		uinfo->value.integer.min = 32000;
2047		uinfo->value.integer.max = 800000;
2048		break;
2049	case SND_RME_DOMAIN_AES:
2050	case SND_RME_DOMAIN_SPDIF:
2051	default:
2052		uinfo->value.integer.min = 0;
2053		uinfo->value.integer.max = 200000;
2054	}
2055	uinfo->value.integer.step = 0;
2056	return 0;
2057}
2058
2059static int snd_rme_sync_state_info(struct snd_kcontrol *kcontrol,
2060				   struct snd_ctl_elem_info *uinfo)
2061{
2062	static const char *const sync_states[] = {
2063		"No Lock", "Lock", "Sync"
2064	};
2065
2066	return snd_ctl_enum_info(uinfo, 1,
2067				 ARRAY_SIZE(sync_states), sync_states);
2068}
2069
2070static int snd_rme_spdif_if_info(struct snd_kcontrol *kcontrol,
2071				 struct snd_ctl_elem_info *uinfo)
2072{
2073	static const char *const spdif_if[] = {
2074		"Coaxial", "Optical"
2075	};
2076
2077	return snd_ctl_enum_info(uinfo, 1,
2078				 ARRAY_SIZE(spdif_if), spdif_if);
2079}
2080
2081static int snd_rme_spdif_format_info(struct snd_kcontrol *kcontrol,
2082				     struct snd_ctl_elem_info *uinfo)
2083{
2084	static const char *const optical_type[] = {
2085		"Consumer", "Professional"
2086	};
2087
2088	return snd_ctl_enum_info(uinfo, 1,
2089				 ARRAY_SIZE(optical_type), optical_type);
2090}
2091
2092static int snd_rme_sync_source_info(struct snd_kcontrol *kcontrol,
2093				    struct snd_ctl_elem_info *uinfo)
2094{
2095	static const char *const sync_sources[] = {
2096		"Internal", "AES", "SPDIF", "Internal"
2097	};
2098
2099	return snd_ctl_enum_info(uinfo, 1,
2100				 ARRAY_SIZE(sync_sources), sync_sources);
2101}
2102
2103static const struct snd_kcontrol_new snd_rme_controls[] = {
2104	{
2105		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2106		.name = "AES Rate",
2107		.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2108		.info = snd_rme_rate_info,
2109		.get = snd_rme_rate_get,
2110		.private_value = SND_RME_DOMAIN_AES
2111	},
2112	{
2113		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2114		.name = "AES Sync",
2115		.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2116		.info = snd_rme_sync_state_info,
2117		.get = snd_rme_sync_state_get,
2118		.private_value = SND_RME_DOMAIN_AES
2119	},
2120	{
2121		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2122		.name = "SPDIF Rate",
2123		.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2124		.info = snd_rme_rate_info,
2125		.get = snd_rme_rate_get,
2126		.private_value = SND_RME_DOMAIN_SPDIF
2127	},
2128	{
2129		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2130		.name = "SPDIF Sync",
2131		.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2132		.info = snd_rme_sync_state_info,
2133		.get = snd_rme_sync_state_get,
2134		.private_value = SND_RME_DOMAIN_SPDIF
2135	},
2136	{
2137		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2138		.name = "SPDIF Interface",
2139		.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2140		.info = snd_rme_spdif_if_info,
2141		.get = snd_rme_spdif_if_get,
2142	},
2143	{
2144		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2145		.name = "SPDIF Format",
2146		.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2147		.info = snd_rme_spdif_format_info,
2148		.get = snd_rme_spdif_format_get,
2149	},
2150	{
2151		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2152		.name = "Sync Source",
2153		.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2154		.info = snd_rme_sync_source_info,
2155		.get = snd_rme_sync_source_get
2156	},
2157	{
2158		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2159		.name = "System Rate",
2160		.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2161		.info = snd_rme_rate_info,
2162		.get = snd_rme_rate_get,
2163		.private_value = SND_RME_DOMAIN_SYSTEM
2164	},
2165	{
2166		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2167		.name = "Current Frequency",
2168		.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2169		.info = snd_rme_rate_info,
2170		.get = snd_rme_current_freq_get
2171	}
2172};
2173
2174static int snd_rme_controls_create(struct usb_mixer_interface *mixer)
2175{
2176	int err, i;
2177
2178	for (i = 0; i < ARRAY_SIZE(snd_rme_controls); ++i) {
2179		err = add_single_ctl_with_resume(mixer, 0,
2180						 NULL,
2181						 &snd_rme_controls[i],
2182						 NULL);
2183		if (err < 0)
2184			return err;
2185	}
2186
2187	return 0;
2188}
2189
2190/*
2191 * RME Babyface Pro (FS)
2192 *
2193 * These devices exposes a couple of DSP functions via request to EP0.
2194 * Switches are available via control registers, while routing is controlled
2195 * by controlling the volume on each possible crossing point.
2196 * Volume control is linear, from -inf (dec. 0) to +6dB (dec. 65536) with
2197 * 0dB being at dec. 32768.
2198 */
2199enum {
2200	SND_BBFPRO_CTL_REG1 = 0,
2201	SND_BBFPRO_CTL_REG2
2202};
2203
2204#define SND_BBFPRO_CTL_REG_MASK 1
2205#define SND_BBFPRO_CTL_IDX_MASK 0xff
2206#define SND_BBFPRO_CTL_IDX_SHIFT 1
2207#define SND_BBFPRO_CTL_VAL_MASK 1
2208#define SND_BBFPRO_CTL_VAL_SHIFT 9
2209#define SND_BBFPRO_CTL_REG1_CLK_MASTER 0
2210#define SND_BBFPRO_CTL_REG1_CLK_OPTICAL 1
2211#define SND_BBFPRO_CTL_REG1_SPDIF_PRO 7
2212#define SND_BBFPRO_CTL_REG1_SPDIF_EMPH 8
2213#define SND_BBFPRO_CTL_REG1_SPDIF_OPTICAL 10
2214#define SND_BBFPRO_CTL_REG2_48V_AN1 0
2215#define SND_BBFPRO_CTL_REG2_48V_AN2 1
2216#define SND_BBFPRO_CTL_REG2_SENS_IN3 2
2217#define SND_BBFPRO_CTL_REG2_SENS_IN4 3
2218#define SND_BBFPRO_CTL_REG2_PAD_AN1 4
2219#define SND_BBFPRO_CTL_REG2_PAD_AN2 5
2220
2221#define SND_BBFPRO_MIXER_IDX_MASK 0x1ff
2222#define SND_BBFPRO_MIXER_VAL_MASK 0x3ffff
2223#define SND_BBFPRO_MIXER_VAL_SHIFT 9
2224#define SND_BBFPRO_MIXER_VAL_MIN 0 // -inf
2225#define SND_BBFPRO_MIXER_VAL_MAX 65536 // +6dB
2226
2227#define SND_BBFPRO_USBREQ_CTL_REG1 0x10
2228#define SND_BBFPRO_USBREQ_CTL_REG2 0x17
2229#define SND_BBFPRO_USBREQ_MIXER 0x12
2230
2231static int snd_bbfpro_ctl_update(struct usb_mixer_interface *mixer, u8 reg,
2232				 u8 index, u8 value)
2233{
2234	int err;
2235	u16 usb_req, usb_idx, usb_val;
2236	struct snd_usb_audio *chip = mixer->chip;
2237
2238	err = snd_usb_lock_shutdown(chip);
2239	if (err < 0)
2240		return err;
2241
2242	if (reg == SND_BBFPRO_CTL_REG1) {
2243		usb_req = SND_BBFPRO_USBREQ_CTL_REG1;
2244		if (index == SND_BBFPRO_CTL_REG1_CLK_OPTICAL) {
2245			usb_idx = 3;
2246			usb_val = value ? 3 : 0;
2247		} else {
2248			usb_idx = 1 << index;
2249			usb_val = value ? usb_idx : 0;
2250		}
2251	} else {
2252		usb_req = SND_BBFPRO_USBREQ_CTL_REG2;
2253		usb_idx = 1 << index;
2254		usb_val = value ? usb_idx : 0;
2255	}
2256
2257	err = snd_usb_ctl_msg(chip->dev,
2258			      usb_sndctrlpipe(chip->dev, 0), usb_req,
2259			      USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
2260			      usb_val, usb_idx, NULL, 0);
2261
2262	snd_usb_unlock_shutdown(chip);
2263	return err;
2264}
2265
2266static int snd_bbfpro_ctl_get(struct snd_kcontrol *kcontrol,
2267			      struct snd_ctl_elem_value *ucontrol)
2268{
2269	u8 reg, idx, val;
2270	int pv;
2271
2272	pv = kcontrol->private_value;
2273	reg = pv & SND_BBFPRO_CTL_REG_MASK;
2274	idx = (pv >> SND_BBFPRO_CTL_IDX_SHIFT) & SND_BBFPRO_CTL_IDX_MASK;
2275	val = kcontrol->private_value >> SND_BBFPRO_CTL_VAL_SHIFT;
2276
2277	if ((reg == SND_BBFPRO_CTL_REG1 &&
2278	     idx == SND_BBFPRO_CTL_REG1_CLK_OPTICAL) ||
2279	    (reg == SND_BBFPRO_CTL_REG2 &&
2280	    (idx == SND_BBFPRO_CTL_REG2_SENS_IN3 ||
2281	     idx == SND_BBFPRO_CTL_REG2_SENS_IN4))) {
2282		ucontrol->value.enumerated.item[0] = val;
2283	} else {
2284		ucontrol->value.integer.value[0] = val;
2285	}
2286	return 0;
2287}
2288
2289static int snd_bbfpro_ctl_info(struct snd_kcontrol *kcontrol,
2290			       struct snd_ctl_elem_info *uinfo)
2291{
2292	u8 reg, idx;
2293	int pv;
2294
2295	pv = kcontrol->private_value;
2296	reg = pv & SND_BBFPRO_CTL_REG_MASK;
2297	idx = (pv >> SND_BBFPRO_CTL_IDX_SHIFT) & SND_BBFPRO_CTL_IDX_MASK;
2298
2299	if (reg == SND_BBFPRO_CTL_REG1 &&
2300	    idx == SND_BBFPRO_CTL_REG1_CLK_OPTICAL) {
2301		static const char * const texts[2] = {
2302			"AutoSync",
2303			"Internal"
2304		};
2305		return snd_ctl_enum_info(uinfo, 1, 2, texts);
2306	} else if (reg == SND_BBFPRO_CTL_REG2 &&
2307		   (idx == SND_BBFPRO_CTL_REG2_SENS_IN3 ||
2308		    idx == SND_BBFPRO_CTL_REG2_SENS_IN4)) {
2309		static const char * const texts[2] = {
2310			"-10dBV",
2311			"+4dBu"
2312		};
2313		return snd_ctl_enum_info(uinfo, 1, 2, texts);
2314	}
2315
2316	uinfo->count = 1;
2317	uinfo->value.integer.min = 0;
2318	uinfo->value.integer.max = 1;
2319	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
2320	return 0;
2321}
2322
2323static int snd_bbfpro_ctl_put(struct snd_kcontrol *kcontrol,
2324			      struct snd_ctl_elem_value *ucontrol)
2325{
2326	int err;
2327	u8 reg, idx;
2328	int old_value, pv, val;
2329
2330	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
2331	struct usb_mixer_interface *mixer = list->mixer;
2332
2333	pv = kcontrol->private_value;
2334	reg = pv & SND_BBFPRO_CTL_REG_MASK;
2335	idx = (pv >> SND_BBFPRO_CTL_IDX_SHIFT) & SND_BBFPRO_CTL_IDX_MASK;
2336	old_value = (pv >> SND_BBFPRO_CTL_VAL_SHIFT) & SND_BBFPRO_CTL_VAL_MASK;
2337
2338	if ((reg == SND_BBFPRO_CTL_REG1 &&
2339	     idx == SND_BBFPRO_CTL_REG1_CLK_OPTICAL) ||
2340	    (reg == SND_BBFPRO_CTL_REG2 &&
2341	    (idx == SND_BBFPRO_CTL_REG2_SENS_IN3 ||
2342	     idx == SND_BBFPRO_CTL_REG2_SENS_IN4))) {
2343		val = ucontrol->value.enumerated.item[0];
2344	} else {
2345		val = ucontrol->value.integer.value[0];
2346	}
2347
2348	if (val > 1)
2349		return -EINVAL;
2350
2351	if (val == old_value)
2352		return 0;
2353
2354	kcontrol->private_value = reg
2355		| ((idx & SND_BBFPRO_CTL_IDX_MASK) << SND_BBFPRO_CTL_IDX_SHIFT)
2356		| ((val & SND_BBFPRO_CTL_VAL_MASK) << SND_BBFPRO_CTL_VAL_SHIFT);
2357
2358	err = snd_bbfpro_ctl_update(mixer, reg, idx, val);
2359	return err < 0 ? err : 1;
2360}
2361
2362static int snd_bbfpro_ctl_resume(struct usb_mixer_elem_list *list)
2363{
2364	u8 reg, idx;
2365	int value, pv;
2366
2367	pv = list->kctl->private_value;
2368	reg = pv & SND_BBFPRO_CTL_REG_MASK;
2369	idx = (pv >> SND_BBFPRO_CTL_IDX_SHIFT) & SND_BBFPRO_CTL_IDX_MASK;
2370	value = (pv >> SND_BBFPRO_CTL_VAL_SHIFT) & SND_BBFPRO_CTL_VAL_MASK;
2371
2372	return snd_bbfpro_ctl_update(list->mixer, reg, idx, value);
2373}
2374
2375static int snd_bbfpro_vol_update(struct usb_mixer_interface *mixer, u16 index,
2376				 u32 value)
2377{
2378	struct snd_usb_audio *chip = mixer->chip;
2379	int err;
2380	u16 idx;
2381	u16 usb_idx, usb_val;
2382	u32 v;
2383
2384	err = snd_usb_lock_shutdown(chip);
2385	if (err < 0)
2386		return err;
2387
2388	idx = index & SND_BBFPRO_MIXER_IDX_MASK;
2389	// 18 bit linear volume, split so 2 bits end up in index.
2390	v = value & SND_BBFPRO_MIXER_VAL_MASK;
2391	usb_idx = idx | (v & 0x3) << 14;
2392	usb_val = (v >> 2) & 0xffff;
2393
2394	err = snd_usb_ctl_msg(chip->dev,
2395			      usb_sndctrlpipe(chip->dev, 0),
2396			      SND_BBFPRO_USBREQ_MIXER,
2397			      USB_DIR_OUT | USB_TYPE_VENDOR |
2398			      USB_RECIP_DEVICE,
2399			      usb_val, usb_idx, NULL, 0);
2400
2401	snd_usb_unlock_shutdown(chip);
2402	return err;
2403}
2404
2405static int snd_bbfpro_vol_get(struct snd_kcontrol *kcontrol,
2406			      struct snd_ctl_elem_value *ucontrol)
2407{
2408	ucontrol->value.integer.value[0] =
2409		kcontrol->private_value >> SND_BBFPRO_MIXER_VAL_SHIFT;
2410	return 0;
2411}
2412
2413static int snd_bbfpro_vol_info(struct snd_kcontrol *kcontrol,
2414			       struct snd_ctl_elem_info *uinfo)
2415{
2416	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2417	uinfo->count = 1;
2418	uinfo->value.integer.min = SND_BBFPRO_MIXER_VAL_MIN;
2419	uinfo->value.integer.max = SND_BBFPRO_MIXER_VAL_MAX;
2420	return 0;
2421}
2422
2423static int snd_bbfpro_vol_put(struct snd_kcontrol *kcontrol,
2424			      struct snd_ctl_elem_value *ucontrol)
2425{
2426	int err;
2427	u16 idx;
2428	u32 new_val, old_value, uvalue;
2429	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
2430	struct usb_mixer_interface *mixer = list->mixer;
2431
2432	uvalue = ucontrol->value.integer.value[0];
2433	idx = kcontrol->private_value & SND_BBFPRO_MIXER_IDX_MASK;
2434	old_value = kcontrol->private_value >> SND_BBFPRO_MIXER_VAL_SHIFT;
2435
2436	if (uvalue > SND_BBFPRO_MIXER_VAL_MAX)
2437		return -EINVAL;
2438
2439	if (uvalue == old_value)
2440		return 0;
2441
2442	new_val = uvalue & SND_BBFPRO_MIXER_VAL_MASK;
2443
2444	kcontrol->private_value = idx
2445		| (new_val << SND_BBFPRO_MIXER_VAL_SHIFT);
2446
2447	err = snd_bbfpro_vol_update(mixer, idx, new_val);
2448	return err < 0 ? err : 1;
2449}
2450
2451static int snd_bbfpro_vol_resume(struct usb_mixer_elem_list *list)
2452{
2453	int pv = list->kctl->private_value;
2454	u16 idx = pv & SND_BBFPRO_MIXER_IDX_MASK;
2455	u32 val = (pv >> SND_BBFPRO_MIXER_VAL_SHIFT)
2456		& SND_BBFPRO_MIXER_VAL_MASK;
2457	return snd_bbfpro_vol_update(list->mixer, idx, val);
2458}
2459
2460// Predfine elements
2461static const struct snd_kcontrol_new snd_bbfpro_ctl_control = {
2462	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2463	.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
2464	.index = 0,
2465	.info = snd_bbfpro_ctl_info,
2466	.get = snd_bbfpro_ctl_get,
2467	.put = snd_bbfpro_ctl_put
2468};
2469
2470static const struct snd_kcontrol_new snd_bbfpro_vol_control = {
2471	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2472	.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
2473	.index = 0,
2474	.info = snd_bbfpro_vol_info,
2475	.get = snd_bbfpro_vol_get,
2476	.put = snd_bbfpro_vol_put
2477};
2478
2479static int snd_bbfpro_ctl_add(struct usb_mixer_interface *mixer, u8 reg,
2480			      u8 index, char *name)
2481{
2482	struct snd_kcontrol_new knew = snd_bbfpro_ctl_control;
2483
2484	knew.name = name;
2485	knew.private_value = (reg & SND_BBFPRO_CTL_REG_MASK)
2486		| ((index & SND_BBFPRO_CTL_IDX_MASK)
2487			<< SND_BBFPRO_CTL_IDX_SHIFT);
2488
2489	return add_single_ctl_with_resume(mixer, 0, snd_bbfpro_ctl_resume,
2490		&knew, NULL);
2491}
2492
2493static int snd_bbfpro_vol_add(struct usb_mixer_interface *mixer, u16 index,
2494			      char *name)
2495{
2496	struct snd_kcontrol_new knew = snd_bbfpro_vol_control;
2497
2498	knew.name = name;
2499	knew.private_value = index & SND_BBFPRO_MIXER_IDX_MASK;
2500
2501	return add_single_ctl_with_resume(mixer, 0, snd_bbfpro_vol_resume,
2502		&knew, NULL);
2503}
2504
2505static int snd_bbfpro_controls_create(struct usb_mixer_interface *mixer)
2506{
2507	int err, i, o;
2508	char name[48];
2509
2510	static const char * const input[] = {
2511		"AN1", "AN2", "IN3", "IN4", "AS1", "AS2", "ADAT3",
2512		"ADAT4", "ADAT5", "ADAT6", "ADAT7", "ADAT8"};
2513
2514	static const char * const output[] = {
2515		"AN1", "AN2", "PH3", "PH4", "AS1", "AS2", "ADAT3", "ADAT4",
2516		"ADAT5", "ADAT6", "ADAT7", "ADAT8"};
2517
2518	for (o = 0 ; o < 12 ; ++o) {
2519		for (i = 0 ; i < 12 ; ++i) {
2520			// Line routing
2521			snprintf(name, sizeof(name),
2522				 "%s-%s-%s Playback Volume",
2523				 (i < 2 ? "Mic" : "Line"),
2524				 input[i], output[o]);
2525			err = snd_bbfpro_vol_add(mixer, (26 * o + i), name);
2526			if (err < 0)
2527				return err;
2528
2529			// PCM routing... yes, it is output remapping
2530			snprintf(name, sizeof(name),
2531				 "PCM-%s-%s Playback Volume",
2532				 output[i], output[o]);
2533			err = snd_bbfpro_vol_add(mixer, (26 * o + 12 + i),
2534						 name);
2535			if (err < 0)
2536				return err;
2537		}
2538	}
2539
2540	// Control Reg 1
2541	err = snd_bbfpro_ctl_add(mixer, SND_BBFPRO_CTL_REG1,
2542				 SND_BBFPRO_CTL_REG1_CLK_OPTICAL,
2543				 "Sample Clock Source");
2544	if (err < 0)
2545		return err;
2546
2547	err = snd_bbfpro_ctl_add(mixer, SND_BBFPRO_CTL_REG1,
2548				 SND_BBFPRO_CTL_REG1_SPDIF_PRO,
2549				 "IEC958 Pro Mask");
2550	if (err < 0)
2551		return err;
2552
2553	err = snd_bbfpro_ctl_add(mixer, SND_BBFPRO_CTL_REG1,
2554				 SND_BBFPRO_CTL_REG1_SPDIF_EMPH,
2555				 "IEC958 Emphasis");
2556	if (err < 0)
2557		return err;
2558
2559	err = snd_bbfpro_ctl_add(mixer, SND_BBFPRO_CTL_REG1,
2560				 SND_BBFPRO_CTL_REG1_SPDIF_OPTICAL,
2561				 "IEC958 Switch");
2562	if (err < 0)
2563		return err;
2564
2565	// Control Reg 2
2566	err = snd_bbfpro_ctl_add(mixer, SND_BBFPRO_CTL_REG2,
2567				 SND_BBFPRO_CTL_REG2_48V_AN1,
2568				 "Mic-AN1 48V");
2569	if (err < 0)
2570		return err;
2571
2572	err = snd_bbfpro_ctl_add(mixer, SND_BBFPRO_CTL_REG2,
2573				 SND_BBFPRO_CTL_REG2_48V_AN2,
2574				 "Mic-AN2 48V");
2575	if (err < 0)
2576		return err;
2577
2578	err = snd_bbfpro_ctl_add(mixer, SND_BBFPRO_CTL_REG2,
2579				 SND_BBFPRO_CTL_REG2_SENS_IN3,
2580				 "Line-IN3 Sens.");
2581	if (err < 0)
2582		return err;
2583
2584	err = snd_bbfpro_ctl_add(mixer, SND_BBFPRO_CTL_REG2,
2585				 SND_BBFPRO_CTL_REG2_SENS_IN4,
2586				 "Line-IN4 Sens.");
2587	if (err < 0)
2588		return err;
2589
2590	err = snd_bbfpro_ctl_add(mixer, SND_BBFPRO_CTL_REG2,
2591				 SND_BBFPRO_CTL_REG2_PAD_AN1,
2592				 "Mic-AN1 PAD");
2593	if (err < 0)
2594		return err;
2595
2596	err = snd_bbfpro_ctl_add(mixer, SND_BBFPRO_CTL_REG2,
2597				 SND_BBFPRO_CTL_REG2_PAD_AN2,
2598				 "Mic-AN2 PAD");
2599	if (err < 0)
2600		return err;
2601
2602	return 0;
2603}
2604
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
2605int snd_usb_mixer_apply_create_quirk(struct usb_mixer_interface *mixer)
2606{
2607	int err = 0;
2608
2609	err = snd_usb_soundblaster_remote_init(mixer);
2610	if (err < 0)
2611		return err;
2612
2613	switch (mixer->chip->usb_id) {
2614	/* Tascam US-16x08 */
2615	case USB_ID(0x0644, 0x8047):
2616		err = snd_us16x08_controls_create(mixer);
2617		break;
2618	case USB_ID(0x041e, 0x3020):
2619	case USB_ID(0x041e, 0x3040):
2620	case USB_ID(0x041e, 0x3042):
2621	case USB_ID(0x041e, 0x30df):
2622	case USB_ID(0x041e, 0x3048):
2623		err = snd_audigy2nx_controls_create(mixer);
2624		if (err < 0)
2625			break;
2626		snd_card_ro_proc_new(mixer->chip->card, "audigy2nx",
2627				     mixer, snd_audigy2nx_proc_read);
2628		break;
2629
2630	/* EMU0204 */
2631	case USB_ID(0x041e, 0x3f19):
2632		err = snd_emu0204_controls_create(mixer);
2633		break;
2634
2635	case USB_ID(0x0763, 0x2030): /* M-Audio Fast Track C400 */
2636	case USB_ID(0x0763, 0x2031): /* M-Audio Fast Track C400 */
2637		err = snd_c400_create_mixer(mixer);
2638		break;
2639
2640	case USB_ID(0x0763, 0x2080): /* M-Audio Fast Track Ultra */
2641	case USB_ID(0x0763, 0x2081): /* M-Audio Fast Track Ultra 8R */
2642		err = snd_ftu_create_mixer(mixer);
2643		break;
2644
2645	case USB_ID(0x0b05, 0x1739): /* ASUS Xonar U1 */
2646	case USB_ID(0x0b05, 0x1743): /* ASUS Xonar U1 (2) */
2647	case USB_ID(0x0b05, 0x17a0): /* ASUS Xonar U3 */
2648		err = snd_xonar_u1_controls_create(mixer);
2649		break;
2650
2651	case USB_ID(0x0d8c, 0x0103): /* Audio Advantage Micro II */
2652		err = snd_microii_controls_create(mixer);
2653		break;
2654
2655	case USB_ID(0x0dba, 0x1000): /* Digidesign Mbox 1 */
2656		err = snd_mbox1_create_sync_switch(mixer);
2657		break;
2658
2659	case USB_ID(0x17cc, 0x1011): /* Traktor Audio 6 */
2660		err = snd_nativeinstruments_create_mixer(mixer,
2661				snd_nativeinstruments_ta6_mixers,
2662				ARRAY_SIZE(snd_nativeinstruments_ta6_mixers));
2663		break;
2664
2665	case USB_ID(0x17cc, 0x1021): /* Traktor Audio 10 */
2666		err = snd_nativeinstruments_create_mixer(mixer,
2667				snd_nativeinstruments_ta10_mixers,
2668				ARRAY_SIZE(snd_nativeinstruments_ta10_mixers));
2669		break;
2670
2671	case USB_ID(0x200c, 0x1018): /* Electrix Ebox-44 */
2672		/* detection is disabled in mixer_maps.c */
2673		err = snd_create_std_mono_table(mixer, ebox44_table);
2674		break;
2675
2676	case USB_ID(0x1235, 0x8012): /* Focusrite Scarlett 6i6 */
2677	case USB_ID(0x1235, 0x8002): /* Focusrite Scarlett 8i6 */
2678	case USB_ID(0x1235, 0x8004): /* Focusrite Scarlett 18i6 */
2679	case USB_ID(0x1235, 0x8014): /* Focusrite Scarlett 18i8 */
2680	case USB_ID(0x1235, 0x800c): /* Focusrite Scarlett 18i20 */
2681		err = snd_scarlett_controls_create(mixer);
2682		break;
2683
2684	case USB_ID(0x1235, 0x8203): /* Focusrite Scarlett 6i6 2nd Gen */
2685	case USB_ID(0x1235, 0x8204): /* Focusrite Scarlett 18i8 2nd Gen */
2686	case USB_ID(0x1235, 0x8201): /* Focusrite Scarlett 18i20 2nd Gen */
2687		err = snd_scarlett_gen2_controls_create(mixer);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
2688		break;
2689
2690	case USB_ID(0x041e, 0x323b): /* Creative Sound Blaster E1 */
2691		err = snd_soundblaster_e1_switch_create(mixer);
2692		break;
2693	case USB_ID(0x0bda, 0x4014): /* Dell WD15 dock */
 
 
 
2694		err = dell_dock_mixer_init(mixer);
2695		break;
2696
2697	case USB_ID(0x2a39, 0x3fd2): /* RME ADI-2 Pro */
2698	case USB_ID(0x2a39, 0x3fd3): /* RME ADI-2 DAC */
2699	case USB_ID(0x2a39, 0x3fd4): /* RME */
2700		err = snd_rme_controls_create(mixer);
2701		break;
2702
2703	case USB_ID(0x0194f, 0x010c): /* Presonus Studio 1810c */
2704		err = snd_sc1810_init_mixer(mixer);
2705		break;
2706	case USB_ID(0x2a39, 0x3fb0): /* RME Babyface Pro FS */
2707		err = snd_bbfpro_controls_create(mixer);
2708		break;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
2709	}
2710
2711	return err;
2712}
2713
2714#ifdef CONFIG_PM
2715void snd_usb_mixer_resume_quirk(struct usb_mixer_interface *mixer)
2716{
2717	switch (mixer->chip->usb_id) {
2718	case USB_ID(0x0bda, 0x4014): /* Dell WD15 dock */
2719		dell_dock_mixer_init(mixer);
2720		break;
2721	}
2722}
2723#endif
2724
2725void snd_usb_mixer_rc_memory_change(struct usb_mixer_interface *mixer,
2726				    int unitid)
2727{
2728	if (!mixer->rc_cfg)
2729		return;
2730	/* unit ids specific to Extigy/Audigy 2 NX: */
2731	switch (unitid) {
2732	case 0: /* remote control */
2733		mixer->rc_urb->dev = mixer->chip->dev;
2734		usb_submit_urb(mixer->rc_urb, GFP_ATOMIC);
2735		break;
2736	case 4: /* digital in jack */
2737	case 7: /* line in jacks */
2738	case 19: /* speaker out jacks */
2739	case 20: /* headphones out jack */
2740		break;
2741	/* live24ext: 4 = line-in jack */
2742	case 3:	/* hp-out jack (may actuate Mute) */
2743		if (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
2744		    mixer->chip->usb_id == USB_ID(0x041e, 0x3048))
2745			snd_usb_mixer_notify_id(mixer, mixer->rc_cfg->mute_mixer_id);
2746		break;
2747	default:
2748		usb_audio_dbg(mixer->chip, "memory change in unknown unit %d\n", unitid);
2749		break;
2750	}
2751}
2752
2753static void snd_dragonfly_quirk_db_scale(struct usb_mixer_interface *mixer,
2754					 struct usb_mixer_elem_info *cval,
2755					 struct snd_kcontrol *kctl)
2756{
2757	/* Approximation using 10 ranges based on output measurement on hw v1.2.
2758	 * This seems close to the cubic mapping e.g. alsamixer uses. */
2759	static const DECLARE_TLV_DB_RANGE(scale,
2760		 0,  1, TLV_DB_MINMAX_ITEM(-5300, -4970),
2761		 2,  5, TLV_DB_MINMAX_ITEM(-4710, -4160),
2762		 6,  7, TLV_DB_MINMAX_ITEM(-3884, -3710),
2763		 8, 14, TLV_DB_MINMAX_ITEM(-3443, -2560),
2764		15, 16, TLV_DB_MINMAX_ITEM(-2475, -2324),
2765		17, 19, TLV_DB_MINMAX_ITEM(-2228, -2031),
2766		20, 26, TLV_DB_MINMAX_ITEM(-1910, -1393),
2767		27, 31, TLV_DB_MINMAX_ITEM(-1322, -1032),
2768		32, 40, TLV_DB_MINMAX_ITEM(-968, -490),
2769		41, 50, TLV_DB_MINMAX_ITEM(-441, 0),
2770	);
2771
2772	if (cval->min == 0 && cval->max == 50) {
2773		usb_audio_info(mixer->chip, "applying DragonFly dB scale quirk (0-50 variant)\n");
2774		kctl->tlv.p = scale;
2775		kctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_TLV_READ;
2776		kctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK;
2777
2778	} else if (cval->min == 0 && cval->max <= 1000) {
2779		/* Some other clearly broken DragonFly variant.
2780		 * At least a 0..53 variant (hw v1.0) exists.
2781		 */
2782		usb_audio_info(mixer->chip, "ignoring too narrow dB range on a DragonFly device");
2783		kctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK;
2784	}
2785}
2786
2787void snd_usb_mixer_fu_apply_quirk(struct usb_mixer_interface *mixer,
2788				  struct usb_mixer_elem_info *cval, int unitid,
2789				  struct snd_kcontrol *kctl)
2790{
2791	switch (mixer->chip->usb_id) {
2792	case USB_ID(0x21b4, 0x0081): /* AudioQuest DragonFly */
2793		if (unitid == 7 && cval->control == UAC_FU_VOLUME)
2794			snd_dragonfly_quirk_db_scale(mixer, cval, kctl);
2795		break;
2796	/* lowest playback value is muted on C-Media devices */
2797	case USB_ID(0x0d8c, 0x000c):
2798	case USB_ID(0x0d8c, 0x0014):
 
2799		if (strstr(kctl->id.name, "Playback"))
2800			cval->min_mute = 1;
2801		break;
2802	}
2803}
2804
v6.9.4
   1// SPDX-License-Identifier: GPL-2.0-or-later
   2/*
   3 *   USB Audio Driver for ALSA
   4 *
   5 *   Quirks and vendor-specific extensions for mixer interfaces
   6 *
   7 *   Copyright (c) 2002 by Takashi Iwai <tiwai@suse.de>
   8 *
   9 *   Many codes borrowed from audio.c by
  10 *	    Alan Cox (alan@lxorguk.ukuu.org.uk)
  11 *	    Thomas Sailer (sailer@ife.ee.ethz.ch)
  12 *
  13 *   Audio Advantage Micro II support added by:
  14 *	    Przemek Rudy (prudy1@o2.pl)
  15 */
  16
  17#include <linux/hid.h>
  18#include <linux/init.h>
  19#include <linux/math64.h>
  20#include <linux/slab.h>
  21#include <linux/usb.h>
  22#include <linux/usb/audio.h>
  23
  24#include <sound/asoundef.h>
  25#include <sound/core.h>
  26#include <sound/control.h>
  27#include <sound/hda_verbs.h>
  28#include <sound/hwdep.h>
  29#include <sound/info.h>
  30#include <sound/tlv.h>
  31
  32#include "usbaudio.h"
  33#include "mixer.h"
  34#include "mixer_quirks.h"
  35#include "mixer_scarlett.h"
  36#include "mixer_scarlett2.h"
  37#include "mixer_us16x08.h"
  38#include "mixer_s1810c.h"
  39#include "helper.h"
  40
  41struct std_mono_table {
  42	unsigned int unitid, control, cmask;
  43	int val_type;
  44	const char *name;
  45	snd_kcontrol_tlv_rw_t *tlv_callback;
  46};
  47
  48/* This function allows for the creation of standard UAC controls.
  49 * See the quirks for M-Audio FTUs or Ebox-44.
  50 * If you don't want to set a TLV callback pass NULL.
  51 *
  52 * Since there doesn't seem to be a devices that needs a multichannel
  53 * version, we keep it mono for simplicity.
  54 */
  55static int snd_create_std_mono_ctl_offset(struct usb_mixer_interface *mixer,
  56				unsigned int unitid,
  57				unsigned int control,
  58				unsigned int cmask,
  59				int val_type,
  60				unsigned int idx_off,
  61				const char *name,
  62				snd_kcontrol_tlv_rw_t *tlv_callback)
  63{
  64	struct usb_mixer_elem_info *cval;
  65	struct snd_kcontrol *kctl;
  66
  67	cval = kzalloc(sizeof(*cval), GFP_KERNEL);
  68	if (!cval)
  69		return -ENOMEM;
  70
  71	snd_usb_mixer_elem_init_std(&cval->head, mixer, unitid);
  72	cval->val_type = val_type;
  73	cval->channels = 1;
  74	cval->control = control;
  75	cval->cmask = cmask;
  76	cval->idx_off = idx_off;
  77
  78	/* get_min_max() is called only for integer volumes later,
  79	 * so provide a short-cut for booleans */
  80	cval->min = 0;
  81	cval->max = 1;
  82	cval->res = 0;
  83	cval->dBmin = 0;
  84	cval->dBmax = 0;
  85
  86	/* Create control */
  87	kctl = snd_ctl_new1(snd_usb_feature_unit_ctl, cval);
  88	if (!kctl) {
  89		kfree(cval);
  90		return -ENOMEM;
  91	}
  92
  93	/* Set name */
  94	snprintf(kctl->id.name, sizeof(kctl->id.name), name);
  95	kctl->private_free = snd_usb_mixer_elem_free;
  96
  97	/* set TLV */
  98	if (tlv_callback) {
  99		kctl->tlv.c = tlv_callback;
 100		kctl->vd[0].access |=
 101			SNDRV_CTL_ELEM_ACCESS_TLV_READ |
 102			SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK;
 103	}
 104	/* Add control to mixer */
 105	return snd_usb_mixer_add_control(&cval->head, kctl);
 106}
 107
 108static int snd_create_std_mono_ctl(struct usb_mixer_interface *mixer,
 109				unsigned int unitid,
 110				unsigned int control,
 111				unsigned int cmask,
 112				int val_type,
 113				const char *name,
 114				snd_kcontrol_tlv_rw_t *tlv_callback)
 115{
 116	return snd_create_std_mono_ctl_offset(mixer, unitid, control, cmask,
 117		val_type, 0 /* Offset */, name, tlv_callback);
 118}
 119
 120/*
 121 * Create a set of standard UAC controls from a table
 122 */
 123static int snd_create_std_mono_table(struct usb_mixer_interface *mixer,
 124				     const struct std_mono_table *t)
 125{
 126	int err;
 127
 128	while (t->name != NULL) {
 129		err = snd_create_std_mono_ctl(mixer, t->unitid, t->control,
 130				t->cmask, t->val_type, t->name, t->tlv_callback);
 131		if (err < 0)
 132			return err;
 133		t++;
 134	}
 135
 136	return 0;
 137}
 138
 139static int add_single_ctl_with_resume(struct usb_mixer_interface *mixer,
 140				      int id,
 141				      usb_mixer_elem_resume_func_t resume,
 142				      const struct snd_kcontrol_new *knew,
 143				      struct usb_mixer_elem_list **listp)
 144{
 145	struct usb_mixer_elem_list *list;
 146	struct snd_kcontrol *kctl;
 147
 148	list = kzalloc(sizeof(*list), GFP_KERNEL);
 149	if (!list)
 150		return -ENOMEM;
 151	if (listp)
 152		*listp = list;
 153	list->mixer = mixer;
 154	list->id = id;
 155	list->resume = resume;
 156	kctl = snd_ctl_new1(knew, list);
 157	if (!kctl) {
 158		kfree(list);
 159		return -ENOMEM;
 160	}
 161	kctl->private_free = snd_usb_mixer_elem_free;
 162	/* don't use snd_usb_mixer_add_control() here, this is a special list element */
 163	return snd_usb_mixer_add_list(list, kctl, false);
 164}
 165
 166/*
 167 * Sound Blaster remote control configuration
 168 *
 169 * format of remote control data:
 170 * Extigy:       xx 00
 171 * Audigy 2 NX:  06 80 xx 00 00 00
 172 * Live! 24-bit: 06 80 xx yy 22 83
 173 */
 174static const struct rc_config {
 175	u32 usb_id;
 176	u8  offset;
 177	u8  length;
 178	u8  packet_length;
 179	u8  min_packet_length; /* minimum accepted length of the URB result */
 180	u8  mute_mixer_id;
 181	u32 mute_code;
 182} rc_configs[] = {
 183	{ USB_ID(0x041e, 0x3000), 0, 1, 2, 1,  18, 0x0013 }, /* Extigy       */
 184	{ USB_ID(0x041e, 0x3020), 2, 1, 6, 6,  18, 0x0013 }, /* Audigy 2 NX  */
 185	{ USB_ID(0x041e, 0x3040), 2, 2, 6, 6,  2,  0x6e91 }, /* Live! 24-bit */
 186	{ USB_ID(0x041e, 0x3042), 0, 1, 1, 1,  1,  0x000d }, /* Usb X-Fi S51 */
 187	{ USB_ID(0x041e, 0x30df), 0, 1, 1, 1,  1,  0x000d }, /* Usb X-Fi S51 Pro */
 188	{ USB_ID(0x041e, 0x3237), 0, 1, 1, 1,  1,  0x000d }, /* Usb X-Fi S51 Pro */
 189	{ USB_ID(0x041e, 0x3263), 0, 1, 1, 1,  1,  0x000d }, /* Usb X-Fi S51 Pro */
 190	{ USB_ID(0x041e, 0x3048), 2, 2, 6, 6,  2,  0x6e91 }, /* Toshiba SB0500 */
 191};
 192
 193static void snd_usb_soundblaster_remote_complete(struct urb *urb)
 194{
 195	struct usb_mixer_interface *mixer = urb->context;
 196	const struct rc_config *rc = mixer->rc_cfg;
 197	u32 code;
 198
 199	if (urb->status < 0 || urb->actual_length < rc->min_packet_length)
 200		return;
 201
 202	code = mixer->rc_buffer[rc->offset];
 203	if (rc->length == 2)
 204		code |= mixer->rc_buffer[rc->offset + 1] << 8;
 205
 206	/* the Mute button actually changes the mixer control */
 207	if (code == rc->mute_code)
 208		snd_usb_mixer_notify_id(mixer, rc->mute_mixer_id);
 209	mixer->rc_code = code;
 210	wmb();
 211	wake_up(&mixer->rc_waitq);
 212}
 213
 214static long snd_usb_sbrc_hwdep_read(struct snd_hwdep *hw, char __user *buf,
 215				     long count, loff_t *offset)
 216{
 217	struct usb_mixer_interface *mixer = hw->private_data;
 218	int err;
 219	u32 rc_code;
 220
 221	if (count != 1 && count != 4)
 222		return -EINVAL;
 223	err = wait_event_interruptible(mixer->rc_waitq,
 224				       (rc_code = xchg(&mixer->rc_code, 0)) != 0);
 225	if (err == 0) {
 226		if (count == 1)
 227			err = put_user(rc_code, buf);
 228		else
 229			err = put_user(rc_code, (u32 __user *)buf);
 230	}
 231	return err < 0 ? err : count;
 232}
 233
 234static __poll_t snd_usb_sbrc_hwdep_poll(struct snd_hwdep *hw, struct file *file,
 235					    poll_table *wait)
 236{
 237	struct usb_mixer_interface *mixer = hw->private_data;
 238
 239	poll_wait(file, &mixer->rc_waitq, wait);
 240	return mixer->rc_code ? EPOLLIN | EPOLLRDNORM : 0;
 241}
 242
 243static int snd_usb_soundblaster_remote_init(struct usb_mixer_interface *mixer)
 244{
 245	struct snd_hwdep *hwdep;
 246	int err, len, i;
 247
 248	for (i = 0; i < ARRAY_SIZE(rc_configs); ++i)
 249		if (rc_configs[i].usb_id == mixer->chip->usb_id)
 250			break;
 251	if (i >= ARRAY_SIZE(rc_configs))
 252		return 0;
 253	mixer->rc_cfg = &rc_configs[i];
 254
 255	len = mixer->rc_cfg->packet_length;
 256
 257	init_waitqueue_head(&mixer->rc_waitq);
 258	err = snd_hwdep_new(mixer->chip->card, "SB remote control", 0, &hwdep);
 259	if (err < 0)
 260		return err;
 261	snprintf(hwdep->name, sizeof(hwdep->name),
 262		 "%s remote control", mixer->chip->card->shortname);
 263	hwdep->iface = SNDRV_HWDEP_IFACE_SB_RC;
 264	hwdep->private_data = mixer;
 265	hwdep->ops.read = snd_usb_sbrc_hwdep_read;
 266	hwdep->ops.poll = snd_usb_sbrc_hwdep_poll;
 267	hwdep->exclusive = 1;
 268
 269	mixer->rc_urb = usb_alloc_urb(0, GFP_KERNEL);
 270	if (!mixer->rc_urb)
 271		return -ENOMEM;
 272	mixer->rc_setup_packet = kmalloc(sizeof(*mixer->rc_setup_packet), GFP_KERNEL);
 273	if (!mixer->rc_setup_packet) {
 274		usb_free_urb(mixer->rc_urb);
 275		mixer->rc_urb = NULL;
 276		return -ENOMEM;
 277	}
 278	mixer->rc_setup_packet->bRequestType =
 279		USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE;
 280	mixer->rc_setup_packet->bRequest = UAC_GET_MEM;
 281	mixer->rc_setup_packet->wValue = cpu_to_le16(0);
 282	mixer->rc_setup_packet->wIndex = cpu_to_le16(0);
 283	mixer->rc_setup_packet->wLength = cpu_to_le16(len);
 284	usb_fill_control_urb(mixer->rc_urb, mixer->chip->dev,
 285			     usb_rcvctrlpipe(mixer->chip->dev, 0),
 286			     (u8*)mixer->rc_setup_packet, mixer->rc_buffer, len,
 287			     snd_usb_soundblaster_remote_complete, mixer);
 288	return 0;
 289}
 290
 291#define snd_audigy2nx_led_info		snd_ctl_boolean_mono_info
 292
 293static int snd_audigy2nx_led_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 294{
 295	ucontrol->value.integer.value[0] = kcontrol->private_value >> 8;
 296	return 0;
 297}
 298
 299static int snd_audigy2nx_led_update(struct usb_mixer_interface *mixer,
 300				    int value, int index)
 301{
 302	struct snd_usb_audio *chip = mixer->chip;
 303	int err;
 304
 305	err = snd_usb_lock_shutdown(chip);
 306	if (err < 0)
 307		return err;
 308
 309	if (chip->usb_id == USB_ID(0x041e, 0x3042))
 310		err = snd_usb_ctl_msg(chip->dev,
 311			      usb_sndctrlpipe(chip->dev, 0), 0x24,
 312			      USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
 313			      !value, 0, NULL, 0);
 314	/* USB X-Fi S51 Pro */
 315	if (chip->usb_id == USB_ID(0x041e, 0x30df))
 316		err = snd_usb_ctl_msg(chip->dev,
 317			      usb_sndctrlpipe(chip->dev, 0), 0x24,
 318			      USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
 319			      !value, 0, NULL, 0);
 320	else
 321		err = snd_usb_ctl_msg(chip->dev,
 322			      usb_sndctrlpipe(chip->dev, 0), 0x24,
 323			      USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
 324			      value, index + 2, NULL, 0);
 325	snd_usb_unlock_shutdown(chip);
 326	return err;
 327}
 328
 329static int snd_audigy2nx_led_put(struct snd_kcontrol *kcontrol,
 330				 struct snd_ctl_elem_value *ucontrol)
 331{
 332	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
 333	struct usb_mixer_interface *mixer = list->mixer;
 334	int index = kcontrol->private_value & 0xff;
 335	unsigned int value = ucontrol->value.integer.value[0];
 336	int old_value = kcontrol->private_value >> 8;
 337	int err;
 338
 339	if (value > 1)
 340		return -EINVAL;
 341	if (value == old_value)
 342		return 0;
 343	kcontrol->private_value = (value << 8) | index;
 344	err = snd_audigy2nx_led_update(mixer, value, index);
 345	return err < 0 ? err : 1;
 346}
 347
 348static int snd_audigy2nx_led_resume(struct usb_mixer_elem_list *list)
 349{
 350	int priv_value = list->kctl->private_value;
 351
 352	return snd_audigy2nx_led_update(list->mixer, priv_value >> 8,
 353					priv_value & 0xff);
 354}
 355
 356/* name and private_value are set dynamically */
 357static const struct snd_kcontrol_new snd_audigy2nx_control = {
 358	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 359	.info = snd_audigy2nx_led_info,
 360	.get = snd_audigy2nx_led_get,
 361	.put = snd_audigy2nx_led_put,
 362};
 363
 364static const char * const snd_audigy2nx_led_names[] = {
 365	"CMSS LED Switch",
 366	"Power LED Switch",
 367	"Dolby Digital LED Switch",
 368};
 369
 370static int snd_audigy2nx_controls_create(struct usb_mixer_interface *mixer)
 371{
 372	int i, err;
 373
 374	for (i = 0; i < ARRAY_SIZE(snd_audigy2nx_led_names); ++i) {
 375		struct snd_kcontrol_new knew;
 376
 377		/* USB X-Fi S51 doesn't have a CMSS LED */
 378		if ((mixer->chip->usb_id == USB_ID(0x041e, 0x3042)) && i == 0)
 379			continue;
 380		/* USB X-Fi S51 Pro doesn't have one either */
 381		if ((mixer->chip->usb_id == USB_ID(0x041e, 0x30df)) && i == 0)
 382			continue;
 383		if (i > 1 && /* Live24ext has 2 LEDs only */
 384			(mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
 385			 mixer->chip->usb_id == USB_ID(0x041e, 0x3042) ||
 386			 mixer->chip->usb_id == USB_ID(0x041e, 0x30df) ||
 387			 mixer->chip->usb_id == USB_ID(0x041e, 0x3048)))
 388			break; 
 389
 390		knew = snd_audigy2nx_control;
 391		knew.name = snd_audigy2nx_led_names[i];
 392		knew.private_value = (1 << 8) | i; /* LED on as default */
 393		err = add_single_ctl_with_resume(mixer, 0,
 394						 snd_audigy2nx_led_resume,
 395						 &knew, NULL);
 396		if (err < 0)
 397			return err;
 398	}
 399	return 0;
 400}
 401
 402static void snd_audigy2nx_proc_read(struct snd_info_entry *entry,
 403				    struct snd_info_buffer *buffer)
 404{
 405	static const struct sb_jack {
 406		int unitid;
 407		const char *name;
 408	}  jacks_audigy2nx[] = {
 409		{4,  "dig in "},
 410		{7,  "line in"},
 411		{19, "spk out"},
 412		{20, "hph out"},
 413		{-1, NULL}
 414	}, jacks_live24ext[] = {
 415		{4,  "line in"}, /* &1=Line, &2=Mic*/
 416		{3,  "hph out"}, /* headphones */
 417		{0,  "RC     "}, /* last command, 6 bytes see rc_config above */
 418		{-1, NULL}
 419	};
 420	const struct sb_jack *jacks;
 421	struct usb_mixer_interface *mixer = entry->private_data;
 422	int i, err;
 423	u8 buf[3];
 424
 425	snd_iprintf(buffer, "%s jacks\n\n", mixer->chip->card->shortname);
 426	if (mixer->chip->usb_id == USB_ID(0x041e, 0x3020))
 427		jacks = jacks_audigy2nx;
 428	else if (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
 429		 mixer->chip->usb_id == USB_ID(0x041e, 0x3048))
 430		jacks = jacks_live24ext;
 431	else
 432		return;
 433
 434	for (i = 0; jacks[i].name; ++i) {
 435		snd_iprintf(buffer, "%s: ", jacks[i].name);
 436		err = snd_usb_lock_shutdown(mixer->chip);
 437		if (err < 0)
 438			return;
 439		err = snd_usb_ctl_msg(mixer->chip->dev,
 440				      usb_rcvctrlpipe(mixer->chip->dev, 0),
 441				      UAC_GET_MEM, USB_DIR_IN | USB_TYPE_CLASS |
 442				      USB_RECIP_INTERFACE, 0,
 443				      jacks[i].unitid << 8, buf, 3);
 444		snd_usb_unlock_shutdown(mixer->chip);
 445		if (err == 3 && (buf[0] == 3 || buf[0] == 6))
 446			snd_iprintf(buffer, "%02x %02x\n", buf[1], buf[2]);
 447		else
 448			snd_iprintf(buffer, "?\n");
 449	}
 450}
 451
 452/* EMU0204 */
 453static int snd_emu0204_ch_switch_info(struct snd_kcontrol *kcontrol,
 454				      struct snd_ctl_elem_info *uinfo)
 455{
 456	static const char * const texts[2] = {"1/2", "3/4"};
 457
 458	return snd_ctl_enum_info(uinfo, 1, ARRAY_SIZE(texts), texts);
 459}
 460
 461static int snd_emu0204_ch_switch_get(struct snd_kcontrol *kcontrol,
 462				     struct snd_ctl_elem_value *ucontrol)
 463{
 464	ucontrol->value.enumerated.item[0] = kcontrol->private_value;
 465	return 0;
 466}
 467
 468static int snd_emu0204_ch_switch_update(struct usb_mixer_interface *mixer,
 469					int value)
 470{
 471	struct snd_usb_audio *chip = mixer->chip;
 472	int err;
 473	unsigned char buf[2];
 474
 475	err = snd_usb_lock_shutdown(chip);
 476	if (err < 0)
 477		return err;
 478
 479	buf[0] = 0x01;
 480	buf[1] = value ? 0x02 : 0x01;
 481	err = snd_usb_ctl_msg(chip->dev,
 482		      usb_sndctrlpipe(chip->dev, 0), UAC_SET_CUR,
 483		      USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_OUT,
 484		      0x0400, 0x0e00, buf, 2);
 485	snd_usb_unlock_shutdown(chip);
 486	return err;
 487}
 488
 489static int snd_emu0204_ch_switch_put(struct snd_kcontrol *kcontrol,
 490				     struct snd_ctl_elem_value *ucontrol)
 491{
 492	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
 493	struct usb_mixer_interface *mixer = list->mixer;
 494	unsigned int value = ucontrol->value.enumerated.item[0];
 495	int err;
 496
 497	if (value > 1)
 498		return -EINVAL;
 499
 500	if (value == kcontrol->private_value)
 501		return 0;
 502
 503	kcontrol->private_value = value;
 504	err = snd_emu0204_ch_switch_update(mixer, value);
 505	return err < 0 ? err : 1;
 506}
 507
 508static int snd_emu0204_ch_switch_resume(struct usb_mixer_elem_list *list)
 509{
 510	return snd_emu0204_ch_switch_update(list->mixer,
 511					    list->kctl->private_value);
 512}
 513
 514static const struct snd_kcontrol_new snd_emu0204_control = {
 515	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 516	.name = "Front Jack Channels",
 517	.info = snd_emu0204_ch_switch_info,
 518	.get = snd_emu0204_ch_switch_get,
 519	.put = snd_emu0204_ch_switch_put,
 520	.private_value = 0,
 521};
 522
 523static int snd_emu0204_controls_create(struct usb_mixer_interface *mixer)
 524{
 525	return add_single_ctl_with_resume(mixer, 0,
 526					  snd_emu0204_ch_switch_resume,
 527					  &snd_emu0204_control, NULL);
 528}
 529
 530/* ASUS Xonar U1 / U3 controls */
 531
 532static int snd_xonar_u1_switch_get(struct snd_kcontrol *kcontrol,
 533				   struct snd_ctl_elem_value *ucontrol)
 534{
 535	ucontrol->value.integer.value[0] = !!(kcontrol->private_value & 0x02);
 536	return 0;
 537}
 538
 539static int snd_xonar_u1_switch_update(struct usb_mixer_interface *mixer,
 540				      unsigned char status)
 541{
 542	struct snd_usb_audio *chip = mixer->chip;
 543	int err;
 544
 545	err = snd_usb_lock_shutdown(chip);
 546	if (err < 0)
 547		return err;
 548	err = snd_usb_ctl_msg(chip->dev,
 549			      usb_sndctrlpipe(chip->dev, 0), 0x08,
 550			      USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
 551			      50, 0, &status, 1);
 552	snd_usb_unlock_shutdown(chip);
 553	return err;
 554}
 555
 556static int snd_xonar_u1_switch_put(struct snd_kcontrol *kcontrol,
 557				   struct snd_ctl_elem_value *ucontrol)
 558{
 559	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
 560	u8 old_status, new_status;
 561	int err;
 562
 563	old_status = kcontrol->private_value;
 564	if (ucontrol->value.integer.value[0])
 565		new_status = old_status | 0x02;
 566	else
 567		new_status = old_status & ~0x02;
 568	if (new_status == old_status)
 569		return 0;
 570
 571	kcontrol->private_value = new_status;
 572	err = snd_xonar_u1_switch_update(list->mixer, new_status);
 573	return err < 0 ? err : 1;
 574}
 575
 576static int snd_xonar_u1_switch_resume(struct usb_mixer_elem_list *list)
 577{
 578	return snd_xonar_u1_switch_update(list->mixer,
 579					  list->kctl->private_value);
 580}
 581
 582static const struct snd_kcontrol_new snd_xonar_u1_output_switch = {
 583	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 584	.name = "Digital Playback Switch",
 585	.info = snd_ctl_boolean_mono_info,
 586	.get = snd_xonar_u1_switch_get,
 587	.put = snd_xonar_u1_switch_put,
 588	.private_value = 0x05,
 589};
 590
 591static int snd_xonar_u1_controls_create(struct usb_mixer_interface *mixer)
 592{
 593	return add_single_ctl_with_resume(mixer, 0,
 594					  snd_xonar_u1_switch_resume,
 595					  &snd_xonar_u1_output_switch, NULL);
 596}
 597
 598/* Digidesign Mbox 1 helper functions */
 599
 600static int snd_mbox1_is_spdif_synced(struct snd_usb_audio *chip)
 601{
 602	unsigned char buff[3];
 603	int err;
 604	int is_spdif_synced;
 605
 606	/* Read clock source */
 607	err = snd_usb_ctl_msg(chip->dev,
 608			      usb_rcvctrlpipe(chip->dev, 0), 0x81,
 609			      USB_DIR_IN |
 610			      USB_TYPE_CLASS |
 611			      USB_RECIP_ENDPOINT, 0x100, 0x81, buff, 3);
 612	if (err < 0)
 613		return err;
 614
 615	/* spdif sync: buff is all zeroes */
 616	is_spdif_synced = !(buff[0] | buff[1] | buff[2]);
 617	return is_spdif_synced;
 618}
 619
 620static int snd_mbox1_set_clk_source(struct snd_usb_audio *chip, int rate_or_zero)
 621{
 622	/* 2 possibilities:	Internal    -> expects sample rate
 623	 *			S/PDIF sync -> expects rate = 0
 624	 */
 625	unsigned char buff[3];
 626
 627	buff[0] = (rate_or_zero >>  0) & 0xff;
 628	buff[1] = (rate_or_zero >>  8) & 0xff;
 629	buff[2] = (rate_or_zero >> 16) & 0xff;
 630
 631	/* Set clock source */
 632	return snd_usb_ctl_msg(chip->dev,
 633			       usb_sndctrlpipe(chip->dev, 0), 0x1,
 634			       USB_TYPE_CLASS |
 635			       USB_RECIP_ENDPOINT, 0x100, 0x81, buff, 3);
 636}
 637
 638static int snd_mbox1_is_spdif_input(struct snd_usb_audio *chip)
 639{
 640	/* Hardware gives 2 possibilities:	ANALOG Source  -> 0x01
 641	 *					S/PDIF Source  -> 0x02
 642	 */
 643	int err;
 644	unsigned char source[1];
 645
 646	/* Read input source */
 647	err = snd_usb_ctl_msg(chip->dev,
 648			      usb_rcvctrlpipe(chip->dev, 0), 0x81,
 649			      USB_DIR_IN |
 650			      USB_TYPE_CLASS |
 651			      USB_RECIP_INTERFACE, 0x00, 0x500, source, 1);
 652	if (err < 0)
 653		return err;
 654
 655	return (source[0] == 2);
 656}
 657
 658static int snd_mbox1_set_input_source(struct snd_usb_audio *chip, int is_spdif)
 659{
 660	/* NB: Setting the input source to S/PDIF resets the clock source to S/PDIF
 661	 * Hardware expects 2 possibilities:	ANALOG Source  -> 0x01
 662	 *					S/PDIF Source  -> 0x02
 663	 */
 664	unsigned char buff[1];
 665
 666	buff[0] = (is_spdif & 1) + 1;
 667
 668	/* Set input source */
 669	return snd_usb_ctl_msg(chip->dev,
 670			       usb_sndctrlpipe(chip->dev, 0), 0x1,
 671			       USB_TYPE_CLASS |
 672			       USB_RECIP_INTERFACE, 0x00, 0x500, buff, 1);
 673}
 674
 675/* Digidesign Mbox 1 clock source switch (internal/spdif) */
 676
 677static int snd_mbox1_clk_switch_get(struct snd_kcontrol *kctl,
 678				    struct snd_ctl_elem_value *ucontrol)
 679{
 680	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kctl);
 681	struct snd_usb_audio *chip = list->mixer->chip;
 682	int err;
 683
 684	err = snd_usb_lock_shutdown(chip);
 685	if (err < 0)
 686		goto err;
 687
 688	err = snd_mbox1_is_spdif_synced(chip);
 689	if (err < 0)
 690		goto err;
 691
 692	kctl->private_value = err;
 693	err = 0;
 694	ucontrol->value.enumerated.item[0] = kctl->private_value;
 695err:
 696	snd_usb_unlock_shutdown(chip);
 697	return err;
 698}
 699
 700static int snd_mbox1_clk_switch_update(struct usb_mixer_interface *mixer, int is_spdif_sync)
 701{
 702	struct snd_usb_audio *chip = mixer->chip;
 703	int err;
 
 704
 705	err = snd_usb_lock_shutdown(chip);
 706	if (err < 0)
 707		return err;
 708
 709	err = snd_mbox1_is_spdif_input(chip);
 
 
 
 
 
 710	if (err < 0)
 711		goto err;
 712
 713	err = snd_mbox1_is_spdif_synced(chip);
 
 
 
 714	if (err < 0)
 715		goto err;
 716
 717	/* FIXME: hardcoded sample rate */
 718	err = snd_mbox1_set_clk_source(chip, is_spdif_sync ? 0 : 48000);
 719	if (err < 0)
 720		goto err;
 
 
 
 
 
 
 
 
 
 
 721
 722	err = snd_mbox1_is_spdif_synced(chip);
 723err:
 724	snd_usb_unlock_shutdown(chip);
 725	return err;
 726}
 727
 728static int snd_mbox1_clk_switch_put(struct snd_kcontrol *kctl,
 729				    struct snd_ctl_elem_value *ucontrol)
 730{
 731	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kctl);
 732	struct usb_mixer_interface *mixer = list->mixer;
 733	int err;
 734	bool cur_val, new_val;
 735
 736	cur_val = kctl->private_value;
 737	new_val = ucontrol->value.enumerated.item[0];
 738	if (cur_val == new_val)
 739		return 0;
 740
 741	kctl->private_value = new_val;
 742	err = snd_mbox1_clk_switch_update(mixer, new_val);
 743	return err < 0 ? err : 1;
 744}
 745
 746static int snd_mbox1_clk_switch_info(struct snd_kcontrol *kcontrol,
 747				     struct snd_ctl_elem_info *uinfo)
 748{
 749	static const char *const texts[2] = {
 750		"Internal",
 751		"S/PDIF"
 752	};
 753
 754	return snd_ctl_enum_info(uinfo, 1, ARRAY_SIZE(texts), texts);
 755}
 756
 757static int snd_mbox1_clk_switch_resume(struct usb_mixer_elem_list *list)
 758{
 759	return snd_mbox1_clk_switch_update(list->mixer, list->kctl->private_value);
 760}
 761
 762/* Digidesign Mbox 1 input source switch (analog/spdif) */
 763
 764static int snd_mbox1_src_switch_get(struct snd_kcontrol *kctl,
 765				    struct snd_ctl_elem_value *ucontrol)
 766{
 767	ucontrol->value.enumerated.item[0] = kctl->private_value;
 768	return 0;
 769}
 770
 771static int snd_mbox1_src_switch_update(struct usb_mixer_interface *mixer, int is_spdif_input)
 772{
 773	struct snd_usb_audio *chip = mixer->chip;
 774	int err;
 775
 776	err = snd_usb_lock_shutdown(chip);
 777	if (err < 0)
 778		return err;
 779
 780	err = snd_mbox1_is_spdif_input(chip);
 781	if (err < 0)
 782		goto err;
 783
 784	err = snd_mbox1_set_input_source(chip, is_spdif_input);
 
 
 
 785	if (err < 0)
 786		goto err;
 787
 788	err = snd_mbox1_is_spdif_input(chip);
 
 
 
 789	if (err < 0)
 790		goto err;
 791
 792	err = snd_mbox1_is_spdif_synced(chip);
 793err:
 794	snd_usb_unlock_shutdown(chip);
 795	return err;
 796}
 797
 798static int snd_mbox1_src_switch_put(struct snd_kcontrol *kctl,
 799				    struct snd_ctl_elem_value *ucontrol)
 800{
 801	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kctl);
 802	struct usb_mixer_interface *mixer = list->mixer;
 803	int err;
 804	bool cur_val, new_val;
 805
 806	cur_val = kctl->private_value;
 807	new_val = ucontrol->value.enumerated.item[0];
 808	if (cur_val == new_val)
 809		return 0;
 810
 811	kctl->private_value = new_val;
 812	err = snd_mbox1_src_switch_update(mixer, new_val);
 813	return err < 0 ? err : 1;
 814}
 815
 816static int snd_mbox1_src_switch_info(struct snd_kcontrol *kcontrol,
 817				     struct snd_ctl_elem_info *uinfo)
 818{
 819	static const char *const texts[2] = {
 820		"Analog",
 821		"S/PDIF"
 822	};
 823
 824	return snd_ctl_enum_info(uinfo, 1, ARRAY_SIZE(texts), texts);
 825}
 826
 827static int snd_mbox1_src_switch_resume(struct usb_mixer_elem_list *list)
 828{
 829	return snd_mbox1_src_switch_update(list->mixer, list->kctl->private_value);
 830}
 831
 832static const struct snd_kcontrol_new snd_mbox1_clk_switch = {
 833	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 834	.name = "Clock Source",
 835	.index = 0,
 836	.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
 837	.info = snd_mbox1_clk_switch_info,
 838	.get = snd_mbox1_clk_switch_get,
 839	.put = snd_mbox1_clk_switch_put,
 840	.private_value = 0
 841};
 842
 843static const struct snd_kcontrol_new snd_mbox1_src_switch = {
 844	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 845	.name = "Input Source",
 846	.index = 1,
 847	.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
 848	.info = snd_mbox1_src_switch_info,
 849	.get = snd_mbox1_src_switch_get,
 850	.put = snd_mbox1_src_switch_put,
 851	.private_value = 0
 852};
 853
 854static int snd_mbox1_controls_create(struct usb_mixer_interface *mixer)
 855{
 856	int err;
 857	err = add_single_ctl_with_resume(mixer, 0,
 858					 snd_mbox1_clk_switch_resume,
 859					 &snd_mbox1_clk_switch, NULL);
 860	if (err < 0)
 861		return err;
 862
 863	return add_single_ctl_with_resume(mixer, 1,
 864					  snd_mbox1_src_switch_resume,
 865					  &snd_mbox1_src_switch, NULL);
 866}
 867
 868/* Native Instruments device quirks */
 869
 870#define _MAKE_NI_CONTROL(bRequest,wIndex) ((bRequest) << 16 | (wIndex))
 871
 872static int snd_ni_control_init_val(struct usb_mixer_interface *mixer,
 873				   struct snd_kcontrol *kctl)
 874{
 875	struct usb_device *dev = mixer->chip->dev;
 876	unsigned int pval = kctl->private_value;
 877	u8 value;
 878	int err;
 879
 880	err = snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0),
 881			      (pval >> 16) & 0xff,
 882			      USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
 883			      0, pval & 0xffff, &value, 1);
 884	if (err < 0) {
 885		dev_err(&dev->dev,
 886			"unable to issue vendor read request (ret = %d)", err);
 887		return err;
 888	}
 889
 890	kctl->private_value |= ((unsigned int)value << 24);
 891	return 0;
 892}
 893
 894static int snd_nativeinstruments_control_get(struct snd_kcontrol *kcontrol,
 895					     struct snd_ctl_elem_value *ucontrol)
 896{
 897	ucontrol->value.integer.value[0] = kcontrol->private_value >> 24;
 898	return 0;
 899}
 900
 901static int snd_ni_update_cur_val(struct usb_mixer_elem_list *list)
 902{
 903	struct snd_usb_audio *chip = list->mixer->chip;
 904	unsigned int pval = list->kctl->private_value;
 905	int err;
 906
 907	err = snd_usb_lock_shutdown(chip);
 908	if (err < 0)
 909		return err;
 910	err = usb_control_msg(chip->dev, usb_sndctrlpipe(chip->dev, 0),
 911			      (pval >> 16) & 0xff,
 912			      USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_OUT,
 913			      pval >> 24, pval & 0xffff, NULL, 0, 1000);
 914	snd_usb_unlock_shutdown(chip);
 915	return err;
 916}
 917
 918static int snd_nativeinstruments_control_put(struct snd_kcontrol *kcontrol,
 919					     struct snd_ctl_elem_value *ucontrol)
 920{
 921	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
 922	u8 oldval = (kcontrol->private_value >> 24) & 0xff;
 923	u8 newval = ucontrol->value.integer.value[0];
 924	int err;
 925
 926	if (oldval == newval)
 927		return 0;
 928
 929	kcontrol->private_value &= ~(0xff << 24);
 930	kcontrol->private_value |= (unsigned int)newval << 24;
 931	err = snd_ni_update_cur_val(list);
 932	return err < 0 ? err : 1;
 933}
 934
 935static const struct snd_kcontrol_new snd_nativeinstruments_ta6_mixers[] = {
 936	{
 937		.name = "Direct Thru Channel A",
 938		.private_value = _MAKE_NI_CONTROL(0x01, 0x03),
 939	},
 940	{
 941		.name = "Direct Thru Channel B",
 942		.private_value = _MAKE_NI_CONTROL(0x01, 0x05),
 943	},
 944	{
 945		.name = "Phono Input Channel A",
 946		.private_value = _MAKE_NI_CONTROL(0x02, 0x03),
 947	},
 948	{
 949		.name = "Phono Input Channel B",
 950		.private_value = _MAKE_NI_CONTROL(0x02, 0x05),
 951	},
 952};
 953
 954static const struct snd_kcontrol_new snd_nativeinstruments_ta10_mixers[] = {
 955	{
 956		.name = "Direct Thru Channel A",
 957		.private_value = _MAKE_NI_CONTROL(0x01, 0x03),
 958	},
 959	{
 960		.name = "Direct Thru Channel B",
 961		.private_value = _MAKE_NI_CONTROL(0x01, 0x05),
 962	},
 963	{
 964		.name = "Direct Thru Channel C",
 965		.private_value = _MAKE_NI_CONTROL(0x01, 0x07),
 966	},
 967	{
 968		.name = "Direct Thru Channel D",
 969		.private_value = _MAKE_NI_CONTROL(0x01, 0x09),
 970	},
 971	{
 972		.name = "Phono Input Channel A",
 973		.private_value = _MAKE_NI_CONTROL(0x02, 0x03),
 974	},
 975	{
 976		.name = "Phono Input Channel B",
 977		.private_value = _MAKE_NI_CONTROL(0x02, 0x05),
 978	},
 979	{
 980		.name = "Phono Input Channel C",
 981		.private_value = _MAKE_NI_CONTROL(0x02, 0x07),
 982	},
 983	{
 984		.name = "Phono Input Channel D",
 985		.private_value = _MAKE_NI_CONTROL(0x02, 0x09),
 986	},
 987};
 988
 989static int snd_nativeinstruments_create_mixer(struct usb_mixer_interface *mixer,
 990					      const struct snd_kcontrol_new *kc,
 991					      unsigned int count)
 992{
 993	int i, err = 0;
 994	struct snd_kcontrol_new template = {
 995		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 996		.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
 997		.get = snd_nativeinstruments_control_get,
 998		.put = snd_nativeinstruments_control_put,
 999		.info = snd_ctl_boolean_mono_info,
1000	};
1001
1002	for (i = 0; i < count; i++) {
1003		struct usb_mixer_elem_list *list;
1004
1005		template.name = kc[i].name;
1006		template.private_value = kc[i].private_value;
1007
1008		err = add_single_ctl_with_resume(mixer, 0,
1009						 snd_ni_update_cur_val,
1010						 &template, &list);
1011		if (err < 0)
1012			break;
1013		snd_ni_control_init_val(mixer, list->kctl);
1014	}
1015
1016	return err;
1017}
1018
1019/* M-Audio FastTrack Ultra quirks */
1020/* FTU Effect switch (also used by C400/C600) */
1021static int snd_ftu_eff_switch_info(struct snd_kcontrol *kcontrol,
1022					struct snd_ctl_elem_info *uinfo)
1023{
1024	static const char *const texts[8] = {
1025		"Room 1", "Room 2", "Room 3", "Hall 1",
1026		"Hall 2", "Plate", "Delay", "Echo"
1027	};
1028
1029	return snd_ctl_enum_info(uinfo, 1, ARRAY_SIZE(texts), texts);
1030}
1031
1032static int snd_ftu_eff_switch_init(struct usb_mixer_interface *mixer,
1033				   struct snd_kcontrol *kctl)
1034{
1035	struct usb_device *dev = mixer->chip->dev;
1036	unsigned int pval = kctl->private_value;
1037	int err;
1038	unsigned char value[2];
1039
1040	value[0] = 0x00;
1041	value[1] = 0x00;
1042
1043	err = snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0), UAC_GET_CUR,
1044			      USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_IN,
1045			      pval & 0xff00,
1046			      snd_usb_ctrl_intf(mixer->chip) | ((pval & 0xff) << 8),
1047			      value, 2);
1048	if (err < 0)
1049		return err;
1050
1051	kctl->private_value |= (unsigned int)value[0] << 24;
1052	return 0;
1053}
1054
1055static int snd_ftu_eff_switch_get(struct snd_kcontrol *kctl,
1056					struct snd_ctl_elem_value *ucontrol)
1057{
1058	ucontrol->value.enumerated.item[0] = kctl->private_value >> 24;
1059	return 0;
1060}
1061
1062static int snd_ftu_eff_switch_update(struct usb_mixer_elem_list *list)
1063{
1064	struct snd_usb_audio *chip = list->mixer->chip;
1065	unsigned int pval = list->kctl->private_value;
1066	unsigned char value[2];
1067	int err;
1068
1069	value[0] = pval >> 24;
1070	value[1] = 0;
1071
1072	err = snd_usb_lock_shutdown(chip);
1073	if (err < 0)
1074		return err;
1075	err = snd_usb_ctl_msg(chip->dev,
1076			      usb_sndctrlpipe(chip->dev, 0),
1077			      UAC_SET_CUR,
1078			      USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_OUT,
1079			      pval & 0xff00,
1080			      snd_usb_ctrl_intf(chip) | ((pval & 0xff) << 8),
1081			      value, 2);
1082	snd_usb_unlock_shutdown(chip);
1083	return err;
1084}
1085
1086static int snd_ftu_eff_switch_put(struct snd_kcontrol *kctl,
1087					struct snd_ctl_elem_value *ucontrol)
1088{
1089	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kctl);
1090	unsigned int pval = list->kctl->private_value;
1091	int cur_val, err, new_val;
1092
1093	cur_val = pval >> 24;
1094	new_val = ucontrol->value.enumerated.item[0];
1095	if (cur_val == new_val)
1096		return 0;
1097
1098	kctl->private_value &= ~(0xff << 24);
1099	kctl->private_value |= new_val << 24;
1100	err = snd_ftu_eff_switch_update(list);
1101	return err < 0 ? err : 1;
1102}
1103
1104static int snd_ftu_create_effect_switch(struct usb_mixer_interface *mixer,
1105	int validx, int bUnitID)
1106{
1107	static struct snd_kcontrol_new template = {
1108		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1109		.name = "Effect Program Switch",
1110		.index = 0,
1111		.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
1112		.info = snd_ftu_eff_switch_info,
1113		.get = snd_ftu_eff_switch_get,
1114		.put = snd_ftu_eff_switch_put
1115	};
1116	struct usb_mixer_elem_list *list;
1117	int err;
1118
1119	err = add_single_ctl_with_resume(mixer, bUnitID,
1120					 snd_ftu_eff_switch_update,
1121					 &template, &list);
1122	if (err < 0)
1123		return err;
1124	list->kctl->private_value = (validx << 8) | bUnitID;
1125	snd_ftu_eff_switch_init(mixer, list->kctl);
1126	return 0;
1127}
1128
1129/* Create volume controls for FTU devices*/
1130static int snd_ftu_create_volume_ctls(struct usb_mixer_interface *mixer)
1131{
1132	char name[64];
1133	unsigned int control, cmask;
1134	int in, out, err;
1135
1136	const unsigned int id = 5;
1137	const int val_type = USB_MIXER_S16;
1138
1139	for (out = 0; out < 8; out++) {
1140		control = out + 1;
1141		for (in = 0; in < 8; in++) {
1142			cmask = 1 << in;
1143			snprintf(name, sizeof(name),
1144				"AIn%d - Out%d Capture Volume",
1145				in  + 1, out + 1);
1146			err = snd_create_std_mono_ctl(mixer, id, control,
1147							cmask, val_type, name,
1148							&snd_usb_mixer_vol_tlv);
1149			if (err < 0)
1150				return err;
1151		}
1152		for (in = 8; in < 16; in++) {
1153			cmask = 1 << in;
1154			snprintf(name, sizeof(name),
1155				"DIn%d - Out%d Playback Volume",
1156				in - 7, out + 1);
1157			err = snd_create_std_mono_ctl(mixer, id, control,
1158							cmask, val_type, name,
1159							&snd_usb_mixer_vol_tlv);
1160			if (err < 0)
1161				return err;
1162		}
1163	}
1164
1165	return 0;
1166}
1167
1168/* This control needs a volume quirk, see mixer.c */
1169static int snd_ftu_create_effect_volume_ctl(struct usb_mixer_interface *mixer)
1170{
1171	static const char name[] = "Effect Volume";
1172	const unsigned int id = 6;
1173	const int val_type = USB_MIXER_U8;
1174	const unsigned int control = 2;
1175	const unsigned int cmask = 0;
1176
1177	return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
1178					name, snd_usb_mixer_vol_tlv);
1179}
1180
1181/* This control needs a volume quirk, see mixer.c */
1182static int snd_ftu_create_effect_duration_ctl(struct usb_mixer_interface *mixer)
1183{
1184	static const char name[] = "Effect Duration";
1185	const unsigned int id = 6;
1186	const int val_type = USB_MIXER_S16;
1187	const unsigned int control = 3;
1188	const unsigned int cmask = 0;
1189
1190	return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
1191					name, snd_usb_mixer_vol_tlv);
1192}
1193
1194/* This control needs a volume quirk, see mixer.c */
1195static int snd_ftu_create_effect_feedback_ctl(struct usb_mixer_interface *mixer)
1196{
1197	static const char name[] = "Effect Feedback Volume";
1198	const unsigned int id = 6;
1199	const int val_type = USB_MIXER_U8;
1200	const unsigned int control = 4;
1201	const unsigned int cmask = 0;
1202
1203	return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
1204					name, NULL);
1205}
1206
1207static int snd_ftu_create_effect_return_ctls(struct usb_mixer_interface *mixer)
1208{
1209	unsigned int cmask;
1210	int err, ch;
1211	char name[48];
1212
1213	const unsigned int id = 7;
1214	const int val_type = USB_MIXER_S16;
1215	const unsigned int control = 7;
1216
1217	for (ch = 0; ch < 4; ++ch) {
1218		cmask = 1 << ch;
1219		snprintf(name, sizeof(name),
1220			"Effect Return %d Volume", ch + 1);
1221		err = snd_create_std_mono_ctl(mixer, id, control,
1222						cmask, val_type, name,
1223						snd_usb_mixer_vol_tlv);
1224		if (err < 0)
1225			return err;
1226	}
1227
1228	return 0;
1229}
1230
1231static int snd_ftu_create_effect_send_ctls(struct usb_mixer_interface *mixer)
1232{
1233	unsigned int  cmask;
1234	int err, ch;
1235	char name[48];
1236
1237	const unsigned int id = 5;
1238	const int val_type = USB_MIXER_S16;
1239	const unsigned int control = 9;
1240
1241	for (ch = 0; ch < 8; ++ch) {
1242		cmask = 1 << ch;
1243		snprintf(name, sizeof(name),
1244			"Effect Send AIn%d Volume", ch + 1);
1245		err = snd_create_std_mono_ctl(mixer, id, control, cmask,
1246						val_type, name,
1247						snd_usb_mixer_vol_tlv);
1248		if (err < 0)
1249			return err;
1250	}
1251	for (ch = 8; ch < 16; ++ch) {
1252		cmask = 1 << ch;
1253		snprintf(name, sizeof(name),
1254			"Effect Send DIn%d Volume", ch - 7);
1255		err = snd_create_std_mono_ctl(mixer, id, control, cmask,
1256						val_type, name,
1257						snd_usb_mixer_vol_tlv);
1258		if (err < 0)
1259			return err;
1260	}
1261	return 0;
1262}
1263
1264static int snd_ftu_create_mixer(struct usb_mixer_interface *mixer)
1265{
1266	int err;
1267
1268	err = snd_ftu_create_volume_ctls(mixer);
1269	if (err < 0)
1270		return err;
1271
1272	err = snd_ftu_create_effect_switch(mixer, 1, 6);
1273	if (err < 0)
1274		return err;
1275
1276	err = snd_ftu_create_effect_volume_ctl(mixer);
1277	if (err < 0)
1278		return err;
1279
1280	err = snd_ftu_create_effect_duration_ctl(mixer);
1281	if (err < 0)
1282		return err;
1283
1284	err = snd_ftu_create_effect_feedback_ctl(mixer);
1285	if (err < 0)
1286		return err;
1287
1288	err = snd_ftu_create_effect_return_ctls(mixer);
1289	if (err < 0)
1290		return err;
1291
1292	err = snd_ftu_create_effect_send_ctls(mixer);
1293	if (err < 0)
1294		return err;
1295
1296	return 0;
1297}
1298
1299void snd_emuusb_set_samplerate(struct snd_usb_audio *chip,
1300			       unsigned char samplerate_id)
1301{
1302	struct usb_mixer_interface *mixer;
1303	struct usb_mixer_elem_info *cval;
1304	int unitid = 12; /* SampleRate ExtensionUnit ID */
1305
1306	list_for_each_entry(mixer, &chip->mixer_list, list) {
1307		if (mixer->id_elems[unitid]) {
1308			cval = mixer_elem_list_to_info(mixer->id_elems[unitid]);
1309			snd_usb_mixer_set_ctl_value(cval, UAC_SET_CUR,
1310						    cval->control << 8,
1311						    samplerate_id);
1312			snd_usb_mixer_notify_id(mixer, unitid);
1313			break;
1314		}
1315	}
1316}
1317
1318/* M-Audio Fast Track C400/C600 */
1319/* C400/C600 volume controls, this control needs a volume quirk, see mixer.c */
1320static int snd_c400_create_vol_ctls(struct usb_mixer_interface *mixer)
1321{
1322	char name[64];
1323	unsigned int cmask, offset;
1324	int out, chan, err;
1325	int num_outs = 0;
1326	int num_ins = 0;
1327
1328	const unsigned int id = 0x40;
1329	const int val_type = USB_MIXER_S16;
1330	const int control = 1;
1331
1332	switch (mixer->chip->usb_id) {
1333	case USB_ID(0x0763, 0x2030):
1334		num_outs = 6;
1335		num_ins = 4;
1336		break;
1337	case USB_ID(0x0763, 0x2031):
1338		num_outs = 8;
1339		num_ins = 6;
1340		break;
1341	}
1342
1343	for (chan = 0; chan < num_outs + num_ins; chan++) {
1344		for (out = 0; out < num_outs; out++) {
1345			if (chan < num_outs) {
1346				snprintf(name, sizeof(name),
1347					"PCM%d-Out%d Playback Volume",
1348					chan + 1, out + 1);
1349			} else {
1350				snprintf(name, sizeof(name),
1351					"In%d-Out%d Playback Volume",
1352					chan - num_outs + 1, out + 1);
1353			}
1354
1355			cmask = (out == 0) ? 0 : 1 << (out - 1);
1356			offset = chan * num_outs;
1357			err = snd_create_std_mono_ctl_offset(mixer, id, control,
1358						cmask, val_type, offset, name,
1359						&snd_usb_mixer_vol_tlv);
1360			if (err < 0)
1361				return err;
1362		}
1363	}
1364
1365	return 0;
1366}
1367
1368/* This control needs a volume quirk, see mixer.c */
1369static int snd_c400_create_effect_volume_ctl(struct usb_mixer_interface *mixer)
1370{
1371	static const char name[] = "Effect Volume";
1372	const unsigned int id = 0x43;
1373	const int val_type = USB_MIXER_U8;
1374	const unsigned int control = 3;
1375	const unsigned int cmask = 0;
1376
1377	return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
1378					name, snd_usb_mixer_vol_tlv);
1379}
1380
1381/* This control needs a volume quirk, see mixer.c */
1382static int snd_c400_create_effect_duration_ctl(struct usb_mixer_interface *mixer)
1383{
1384	static const char name[] = "Effect Duration";
1385	const unsigned int id = 0x43;
1386	const int val_type = USB_MIXER_S16;
1387	const unsigned int control = 4;
1388	const unsigned int cmask = 0;
1389
1390	return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
1391					name, snd_usb_mixer_vol_tlv);
1392}
1393
1394/* This control needs a volume quirk, see mixer.c */
1395static int snd_c400_create_effect_feedback_ctl(struct usb_mixer_interface *mixer)
1396{
1397	static const char name[] = "Effect Feedback Volume";
1398	const unsigned int id = 0x43;
1399	const int val_type = USB_MIXER_U8;
1400	const unsigned int control = 5;
1401	const unsigned int cmask = 0;
1402
1403	return snd_create_std_mono_ctl(mixer, id, control, cmask, val_type,
1404					name, NULL);
1405}
1406
1407static int snd_c400_create_effect_vol_ctls(struct usb_mixer_interface *mixer)
1408{
1409	char name[64];
1410	unsigned int cmask;
1411	int chan, err;
1412	int num_outs = 0;
1413	int num_ins = 0;
1414
1415	const unsigned int id = 0x42;
1416	const int val_type = USB_MIXER_S16;
1417	const int control = 1;
1418
1419	switch (mixer->chip->usb_id) {
1420	case USB_ID(0x0763, 0x2030):
1421		num_outs = 6;
1422		num_ins = 4;
1423		break;
1424	case USB_ID(0x0763, 0x2031):
1425		num_outs = 8;
1426		num_ins = 6;
1427		break;
1428	}
1429
1430	for (chan = 0; chan < num_outs + num_ins; chan++) {
1431		if (chan < num_outs) {
1432			snprintf(name, sizeof(name),
1433				"Effect Send DOut%d",
1434				chan + 1);
1435		} else {
1436			snprintf(name, sizeof(name),
1437				"Effect Send AIn%d",
1438				chan - num_outs + 1);
1439		}
1440
1441		cmask = (chan == 0) ? 0 : 1 << (chan - 1);
1442		err = snd_create_std_mono_ctl(mixer, id, control,
1443						cmask, val_type, name,
1444						&snd_usb_mixer_vol_tlv);
1445		if (err < 0)
1446			return err;
1447	}
1448
1449	return 0;
1450}
1451
1452static int snd_c400_create_effect_ret_vol_ctls(struct usb_mixer_interface *mixer)
1453{
1454	char name[64];
1455	unsigned int cmask;
1456	int chan, err;
1457	int num_outs = 0;
1458	int offset = 0;
1459
1460	const unsigned int id = 0x40;
1461	const int val_type = USB_MIXER_S16;
1462	const int control = 1;
1463
1464	switch (mixer->chip->usb_id) {
1465	case USB_ID(0x0763, 0x2030):
1466		num_outs = 6;
1467		offset = 0x3c;
1468		/* { 0x3c, 0x43, 0x3e, 0x45, 0x40, 0x47 } */
1469		break;
1470	case USB_ID(0x0763, 0x2031):
1471		num_outs = 8;
1472		offset = 0x70;
1473		/* { 0x70, 0x79, 0x72, 0x7b, 0x74, 0x7d, 0x76, 0x7f } */
1474		break;
1475	}
1476
1477	for (chan = 0; chan < num_outs; chan++) {
1478		snprintf(name, sizeof(name),
1479			"Effect Return %d",
1480			chan + 1);
1481
1482		cmask = (chan == 0) ? 0 :
1483			1 << (chan + (chan % 2) * num_outs - 1);
1484		err = snd_create_std_mono_ctl_offset(mixer, id, control,
1485						cmask, val_type, offset, name,
1486						&snd_usb_mixer_vol_tlv);
1487		if (err < 0)
1488			return err;
1489	}
1490
1491	return 0;
1492}
1493
1494static int snd_c400_create_mixer(struct usb_mixer_interface *mixer)
1495{
1496	int err;
1497
1498	err = snd_c400_create_vol_ctls(mixer);
1499	if (err < 0)
1500		return err;
1501
1502	err = snd_c400_create_effect_vol_ctls(mixer);
1503	if (err < 0)
1504		return err;
1505
1506	err = snd_c400_create_effect_ret_vol_ctls(mixer);
1507	if (err < 0)
1508		return err;
1509
1510	err = snd_ftu_create_effect_switch(mixer, 2, 0x43);
1511	if (err < 0)
1512		return err;
1513
1514	err = snd_c400_create_effect_volume_ctl(mixer);
1515	if (err < 0)
1516		return err;
1517
1518	err = snd_c400_create_effect_duration_ctl(mixer);
1519	if (err < 0)
1520		return err;
1521
1522	err = snd_c400_create_effect_feedback_ctl(mixer);
1523	if (err < 0)
1524		return err;
1525
1526	return 0;
1527}
1528
1529/*
1530 * The mixer units for Ebox-44 are corrupt, and even where they
1531 * are valid they presents mono controls as L and R channels of
1532 * stereo. So we provide a good mixer here.
1533 */
1534static const struct std_mono_table ebox44_table[] = {
1535	{
1536		.unitid = 4,
1537		.control = 1,
1538		.cmask = 0x0,
1539		.val_type = USB_MIXER_INV_BOOLEAN,
1540		.name = "Headphone Playback Switch"
1541	},
1542	{
1543		.unitid = 4,
1544		.control = 2,
1545		.cmask = 0x1,
1546		.val_type = USB_MIXER_S16,
1547		.name = "Headphone A Mix Playback Volume"
1548	},
1549	{
1550		.unitid = 4,
1551		.control = 2,
1552		.cmask = 0x2,
1553		.val_type = USB_MIXER_S16,
1554		.name = "Headphone B Mix Playback Volume"
1555	},
1556
1557	{
1558		.unitid = 7,
1559		.control = 1,
1560		.cmask = 0x0,
1561		.val_type = USB_MIXER_INV_BOOLEAN,
1562		.name = "Output Playback Switch"
1563	},
1564	{
1565		.unitid = 7,
1566		.control = 2,
1567		.cmask = 0x1,
1568		.val_type = USB_MIXER_S16,
1569		.name = "Output A Playback Volume"
1570	},
1571	{
1572		.unitid = 7,
1573		.control = 2,
1574		.cmask = 0x2,
1575		.val_type = USB_MIXER_S16,
1576		.name = "Output B Playback Volume"
1577	},
1578
1579	{
1580		.unitid = 10,
1581		.control = 1,
1582		.cmask = 0x0,
1583		.val_type = USB_MIXER_INV_BOOLEAN,
1584		.name = "Input Capture Switch"
1585	},
1586	{
1587		.unitid = 10,
1588		.control = 2,
1589		.cmask = 0x1,
1590		.val_type = USB_MIXER_S16,
1591		.name = "Input A Capture Volume"
1592	},
1593	{
1594		.unitid = 10,
1595		.control = 2,
1596		.cmask = 0x2,
1597		.val_type = USB_MIXER_S16,
1598		.name = "Input B Capture Volume"
1599	},
1600
1601	{}
1602};
1603
1604/* Audio Advantage Micro II findings:
1605 *
1606 * Mapping spdif AES bits to vendor register.bit:
1607 * AES0: [0 0 0 0 2.3 2.2 2.1 2.0] - default 0x00
1608 * AES1: [3.3 3.2.3.1.3.0 2.7 2.6 2.5 2.4] - default: 0x01
1609 * AES2: [0 0 0 0 0 0 0 0]
1610 * AES3: [0 0 0 0 0 0 x 0] - 'x' bit is set basing on standard usb request
1611 *                           (UAC_EP_CS_ATTR_SAMPLE_RATE) for Audio Devices
1612 *
1613 * power on values:
1614 * r2: 0x10
1615 * r3: 0x20 (b7 is zeroed just before playback (except IEC61937) and set
1616 *           just after it to 0xa0, presumably it disables/mutes some analog
1617 *           parts when there is no audio.)
1618 * r9: 0x28
1619 *
1620 * Optical transmitter on/off:
1621 * vendor register.bit: 9.1
1622 * 0 - on (0x28 register value)
1623 * 1 - off (0x2a register value)
1624 *
1625 */
1626static int snd_microii_spdif_info(struct snd_kcontrol *kcontrol,
1627	struct snd_ctl_elem_info *uinfo)
1628{
1629	uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1630	uinfo->count = 1;
1631	return 0;
1632}
1633
1634static int snd_microii_spdif_default_get(struct snd_kcontrol *kcontrol,
1635	struct snd_ctl_elem_value *ucontrol)
1636{
1637	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
1638	struct snd_usb_audio *chip = list->mixer->chip;
1639	int err;
1640	struct usb_interface *iface;
1641	struct usb_host_interface *alts;
1642	unsigned int ep;
1643	unsigned char data[3];
1644	int rate;
1645
1646	err = snd_usb_lock_shutdown(chip);
1647	if (err < 0)
1648		return err;
1649
1650	ucontrol->value.iec958.status[0] = kcontrol->private_value & 0xff;
1651	ucontrol->value.iec958.status[1] = (kcontrol->private_value >> 8) & 0xff;
1652	ucontrol->value.iec958.status[2] = 0x00;
1653
1654	/* use known values for that card: interface#1 altsetting#1 */
1655	iface = usb_ifnum_to_if(chip->dev, 1);
1656	if (!iface || iface->num_altsetting < 2) {
1657		err = -EINVAL;
1658		goto end;
1659	}
1660	alts = &iface->altsetting[1];
1661	if (get_iface_desc(alts)->bNumEndpoints < 1) {
1662		err = -EINVAL;
1663		goto end;
1664	}
1665	ep = get_endpoint(alts, 0)->bEndpointAddress;
1666
1667	err = snd_usb_ctl_msg(chip->dev,
1668			usb_rcvctrlpipe(chip->dev, 0),
1669			UAC_GET_CUR,
1670			USB_TYPE_CLASS | USB_RECIP_ENDPOINT | USB_DIR_IN,
1671			UAC_EP_CS_ATTR_SAMPLE_RATE << 8,
1672			ep,
1673			data,
1674			sizeof(data));
1675	if (err < 0)
1676		goto end;
1677
1678	rate = data[0] | (data[1] << 8) | (data[2] << 16);
1679	ucontrol->value.iec958.status[3] = (rate == 48000) ?
1680			IEC958_AES3_CON_FS_48000 : IEC958_AES3_CON_FS_44100;
1681
1682	err = 0;
1683 end:
1684	snd_usb_unlock_shutdown(chip);
1685	return err;
1686}
1687
1688static int snd_microii_spdif_default_update(struct usb_mixer_elem_list *list)
1689{
1690	struct snd_usb_audio *chip = list->mixer->chip;
1691	unsigned int pval = list->kctl->private_value;
1692	u8 reg;
1693	int err;
1694
1695	err = snd_usb_lock_shutdown(chip);
1696	if (err < 0)
1697		return err;
1698
1699	reg = ((pval >> 4) & 0xf0) | (pval & 0x0f);
1700	err = snd_usb_ctl_msg(chip->dev,
1701			usb_sndctrlpipe(chip->dev, 0),
1702			UAC_SET_CUR,
1703			USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
1704			reg,
1705			2,
1706			NULL,
1707			0);
1708	if (err < 0)
1709		goto end;
1710
1711	reg = (pval & IEC958_AES0_NONAUDIO) ? 0xa0 : 0x20;
1712	reg |= (pval >> 12) & 0x0f;
1713	err = snd_usb_ctl_msg(chip->dev,
1714			usb_sndctrlpipe(chip->dev, 0),
1715			UAC_SET_CUR,
1716			USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
1717			reg,
1718			3,
1719			NULL,
1720			0);
1721	if (err < 0)
1722		goto end;
1723
1724 end:
1725	snd_usb_unlock_shutdown(chip);
1726	return err;
1727}
1728
1729static int snd_microii_spdif_default_put(struct snd_kcontrol *kcontrol,
1730	struct snd_ctl_elem_value *ucontrol)
1731{
1732	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
1733	unsigned int pval, pval_old;
1734	int err;
1735
1736	pval = pval_old = kcontrol->private_value;
1737	pval &= 0xfffff0f0;
1738	pval |= (ucontrol->value.iec958.status[1] & 0x0f) << 8;
1739	pval |= (ucontrol->value.iec958.status[0] & 0x0f);
1740
1741	pval &= 0xffff0fff;
1742	pval |= (ucontrol->value.iec958.status[1] & 0xf0) << 8;
1743
1744	/* The frequency bits in AES3 cannot be set via register access. */
1745
1746	/* Silently ignore any bits from the request that cannot be set. */
1747
1748	if (pval == pval_old)
1749		return 0;
1750
1751	kcontrol->private_value = pval;
1752	err = snd_microii_spdif_default_update(list);
1753	return err < 0 ? err : 1;
1754}
1755
1756static int snd_microii_spdif_mask_get(struct snd_kcontrol *kcontrol,
1757	struct snd_ctl_elem_value *ucontrol)
1758{
1759	ucontrol->value.iec958.status[0] = 0x0f;
1760	ucontrol->value.iec958.status[1] = 0xff;
1761	ucontrol->value.iec958.status[2] = 0x00;
1762	ucontrol->value.iec958.status[3] = 0x00;
1763
1764	return 0;
1765}
1766
1767static int snd_microii_spdif_switch_get(struct snd_kcontrol *kcontrol,
1768	struct snd_ctl_elem_value *ucontrol)
1769{
1770	ucontrol->value.integer.value[0] = !(kcontrol->private_value & 0x02);
1771
1772	return 0;
1773}
1774
1775static int snd_microii_spdif_switch_update(struct usb_mixer_elem_list *list)
1776{
1777	struct snd_usb_audio *chip = list->mixer->chip;
1778	u8 reg = list->kctl->private_value;
1779	int err;
1780
1781	err = snd_usb_lock_shutdown(chip);
1782	if (err < 0)
1783		return err;
1784
1785	err = snd_usb_ctl_msg(chip->dev,
1786			usb_sndctrlpipe(chip->dev, 0),
1787			UAC_SET_CUR,
1788			USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
1789			reg,
1790			9,
1791			NULL,
1792			0);
1793
1794	snd_usb_unlock_shutdown(chip);
1795	return err;
1796}
1797
1798static int snd_microii_spdif_switch_put(struct snd_kcontrol *kcontrol,
1799	struct snd_ctl_elem_value *ucontrol)
1800{
1801	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
1802	u8 reg;
1803	int err;
1804
1805	reg = ucontrol->value.integer.value[0] ? 0x28 : 0x2a;
1806	if (reg != list->kctl->private_value)
1807		return 0;
1808
1809	kcontrol->private_value = reg;
1810	err = snd_microii_spdif_switch_update(list);
1811	return err < 0 ? err : 1;
1812}
1813
1814static const struct snd_kcontrol_new snd_microii_mixer_spdif[] = {
1815	{
1816		.iface =    SNDRV_CTL_ELEM_IFACE_PCM,
1817		.name =     SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT),
1818		.info =     snd_microii_spdif_info,
1819		.get =      snd_microii_spdif_default_get,
1820		.put =      snd_microii_spdif_default_put,
1821		.private_value = 0x00000100UL,/* reset value */
1822	},
1823	{
1824		.access =   SNDRV_CTL_ELEM_ACCESS_READ,
1825		.iface =    SNDRV_CTL_ELEM_IFACE_PCM,
1826		.name =     SNDRV_CTL_NAME_IEC958("", PLAYBACK, MASK),
1827		.info =     snd_microii_spdif_info,
1828		.get =      snd_microii_spdif_mask_get,
1829	},
1830	{
1831		.iface =    SNDRV_CTL_ELEM_IFACE_MIXER,
1832		.name =     SNDRV_CTL_NAME_IEC958("", PLAYBACK, SWITCH),
1833		.info =     snd_ctl_boolean_mono_info,
1834		.get =      snd_microii_spdif_switch_get,
1835		.put =      snd_microii_spdif_switch_put,
1836		.private_value = 0x00000028UL,/* reset value */
1837	}
1838};
1839
1840static int snd_microii_controls_create(struct usb_mixer_interface *mixer)
1841{
1842	int err, i;
1843	static const usb_mixer_elem_resume_func_t resume_funcs[] = {
1844		snd_microii_spdif_default_update,
1845		NULL,
1846		snd_microii_spdif_switch_update
1847	};
1848
1849	for (i = 0; i < ARRAY_SIZE(snd_microii_mixer_spdif); ++i) {
1850		err = add_single_ctl_with_resume(mixer, 0,
1851						 resume_funcs[i],
1852						 &snd_microii_mixer_spdif[i],
1853						 NULL);
1854		if (err < 0)
1855			return err;
1856	}
1857
1858	return 0;
1859}
1860
1861/* Creative Sound Blaster E1 */
1862
1863static int snd_soundblaster_e1_switch_get(struct snd_kcontrol *kcontrol,
1864					  struct snd_ctl_elem_value *ucontrol)
1865{
1866	ucontrol->value.integer.value[0] = kcontrol->private_value;
1867	return 0;
1868}
1869
1870static int snd_soundblaster_e1_switch_update(struct usb_mixer_interface *mixer,
1871					     unsigned char state)
1872{
1873	struct snd_usb_audio *chip = mixer->chip;
1874	int err;
1875	unsigned char buff[2];
1876
1877	buff[0] = 0x02;
1878	buff[1] = state ? 0x02 : 0x00;
1879
1880	err = snd_usb_lock_shutdown(chip);
1881	if (err < 0)
1882		return err;
1883	err = snd_usb_ctl_msg(chip->dev,
1884			usb_sndctrlpipe(chip->dev, 0), HID_REQ_SET_REPORT,
1885			USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_OUT,
1886			0x0202, 3, buff, 2);
1887	snd_usb_unlock_shutdown(chip);
1888	return err;
1889}
1890
1891static int snd_soundblaster_e1_switch_put(struct snd_kcontrol *kcontrol,
1892					  struct snd_ctl_elem_value *ucontrol)
1893{
1894	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
1895	unsigned char value = !!ucontrol->value.integer.value[0];
1896	int err;
1897
1898	if (kcontrol->private_value == value)
1899		return 0;
1900	kcontrol->private_value = value;
1901	err = snd_soundblaster_e1_switch_update(list->mixer, value);
1902	return err < 0 ? err : 1;
1903}
1904
1905static int snd_soundblaster_e1_switch_resume(struct usb_mixer_elem_list *list)
1906{
1907	return snd_soundblaster_e1_switch_update(list->mixer,
1908						 list->kctl->private_value);
1909}
1910
1911static int snd_soundblaster_e1_switch_info(struct snd_kcontrol *kcontrol,
1912					   struct snd_ctl_elem_info *uinfo)
1913{
1914	static const char *const texts[2] = {
1915		"Mic", "Aux"
1916	};
1917
1918	return snd_ctl_enum_info(uinfo, 1, ARRAY_SIZE(texts), texts);
1919}
1920
1921static const struct snd_kcontrol_new snd_soundblaster_e1_input_switch = {
1922	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1923	.name = "Input Source",
1924	.info = snd_soundblaster_e1_switch_info,
1925	.get = snd_soundblaster_e1_switch_get,
1926	.put = snd_soundblaster_e1_switch_put,
1927	.private_value = 0,
1928};
1929
1930static int snd_soundblaster_e1_switch_create(struct usb_mixer_interface *mixer)
1931{
1932	return add_single_ctl_with_resume(mixer, 0,
1933					  snd_soundblaster_e1_switch_resume,
1934					  &snd_soundblaster_e1_input_switch,
1935					  NULL);
1936}
1937
1938/*
1939 * Dell WD15 dock jack detection
1940 *
1941 * The WD15 contains an ALC4020 USB audio controller and ALC3263 audio codec
1942 * from Realtek. It is a UAC 1 device, and UAC 1 does not support jack
1943 * detection. Instead, jack detection works by sending HD Audio commands over
1944 * vendor-type USB messages.
1945 */
1946
1947#define HDA_VERB_CMD(V, N, D) (((N) << 20) | ((V) << 8) | (D))
1948
1949#define REALTEK_HDA_VALUE 0x0038
1950
1951#define REALTEK_HDA_SET		62
1952#define REALTEK_MANUAL_MODE	72
1953#define REALTEK_HDA_GET_OUT	88
1954#define REALTEK_HDA_GET_IN	89
1955
1956#define REALTEK_AUDIO_FUNCTION_GROUP	0x01
1957#define REALTEK_LINE1			0x1a
1958#define REALTEK_VENDOR_REGISTERS	0x20
1959#define REALTEK_HP_OUT			0x21
1960
1961#define REALTEK_CBJ_CTRL2 0x50
1962
1963#define REALTEK_JACK_INTERRUPT_NODE 5
1964
1965#define REALTEK_MIC_FLAG 0x100
1966
1967static int realtek_hda_set(struct snd_usb_audio *chip, u32 cmd)
1968{
1969	struct usb_device *dev = chip->dev;
1970	__be32 buf = cpu_to_be32(cmd);
1971
1972	return snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), REALTEK_HDA_SET,
1973			       USB_RECIP_DEVICE | USB_TYPE_VENDOR | USB_DIR_OUT,
1974			       REALTEK_HDA_VALUE, 0, &buf, sizeof(buf));
1975}
1976
1977static int realtek_hda_get(struct snd_usb_audio *chip, u32 cmd, u32 *value)
1978{
1979	struct usb_device *dev = chip->dev;
1980	int err;
1981	__be32 buf = cpu_to_be32(cmd);
1982
1983	err = snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), REALTEK_HDA_GET_OUT,
1984			      USB_RECIP_DEVICE | USB_TYPE_VENDOR | USB_DIR_OUT,
1985			      REALTEK_HDA_VALUE, 0, &buf, sizeof(buf));
1986	if (err < 0)
1987		return err;
1988	err = snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0), REALTEK_HDA_GET_IN,
1989			      USB_RECIP_DEVICE | USB_TYPE_VENDOR | USB_DIR_IN,
1990			      REALTEK_HDA_VALUE, 0, &buf, sizeof(buf));
1991	if (err < 0)
1992		return err;
1993
1994	*value = be32_to_cpu(buf);
1995	return 0;
1996}
1997
1998static int realtek_ctl_connector_get(struct snd_kcontrol *kcontrol,
1999				     struct snd_ctl_elem_value *ucontrol)
2000{
2001	struct usb_mixer_elem_info *cval = kcontrol->private_data;
2002	struct snd_usb_audio *chip = cval->head.mixer->chip;
2003	u32 pv = kcontrol->private_value;
2004	u32 node_id = pv & 0xff;
2005	u32 sense;
2006	u32 cbj_ctrl2;
2007	bool presence;
2008	int err;
2009
2010	err = snd_usb_lock_shutdown(chip);
2011	if (err < 0)
2012		return err;
2013	err = realtek_hda_get(chip,
2014			      HDA_VERB_CMD(AC_VERB_GET_PIN_SENSE, node_id, 0),
2015			      &sense);
2016	if (err < 0)
2017		goto err;
2018	if (pv & REALTEK_MIC_FLAG) {
2019		err = realtek_hda_set(chip,
2020				      HDA_VERB_CMD(AC_VERB_SET_COEF_INDEX,
2021						   REALTEK_VENDOR_REGISTERS,
2022						   REALTEK_CBJ_CTRL2));
2023		if (err < 0)
2024			goto err;
2025		err = realtek_hda_get(chip,
2026				      HDA_VERB_CMD(AC_VERB_GET_PROC_COEF,
2027						   REALTEK_VENDOR_REGISTERS, 0),
2028				      &cbj_ctrl2);
2029		if (err < 0)
2030			goto err;
2031	}
2032err:
2033	snd_usb_unlock_shutdown(chip);
2034	if (err < 0)
2035		return err;
2036
2037	presence = sense & AC_PINSENSE_PRESENCE;
2038	if (pv & REALTEK_MIC_FLAG)
2039		presence = presence && (cbj_ctrl2 & 0x0070) == 0x0070;
2040	ucontrol->value.integer.value[0] = presence;
2041	return 0;
2042}
2043
2044static const struct snd_kcontrol_new realtek_connector_ctl_ro = {
2045	.iface = SNDRV_CTL_ELEM_IFACE_CARD,
2046	.name = "", /* will be filled later manually */
2047	.access = SNDRV_CTL_ELEM_ACCESS_READ,
2048	.info = snd_ctl_boolean_mono_info,
2049	.get = realtek_ctl_connector_get,
2050};
2051
2052static int realtek_resume_jack(struct usb_mixer_elem_list *list)
2053{
2054	snd_ctl_notify(list->mixer->chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
2055		       &list->kctl->id);
2056	return 0;
2057}
2058
2059static int realtek_add_jack(struct usb_mixer_interface *mixer,
2060			    char *name, u32 val)
2061{
2062	struct usb_mixer_elem_info *cval;
2063	struct snd_kcontrol *kctl;
2064
2065	cval = kzalloc(sizeof(*cval), GFP_KERNEL);
2066	if (!cval)
2067		return -ENOMEM;
2068	snd_usb_mixer_elem_init_std(&cval->head, mixer,
2069				    REALTEK_JACK_INTERRUPT_NODE);
2070	cval->head.resume = realtek_resume_jack;
2071	cval->val_type = USB_MIXER_BOOLEAN;
2072	cval->channels = 1;
2073	cval->min = 0;
2074	cval->max = 1;
2075	kctl = snd_ctl_new1(&realtek_connector_ctl_ro, cval);
2076	if (!kctl) {
2077		kfree(cval);
2078		return -ENOMEM;
2079	}
2080	kctl->private_value = val;
2081	strscpy(kctl->id.name, name, sizeof(kctl->id.name));
2082	kctl->private_free = snd_usb_mixer_elem_free;
2083	return snd_usb_mixer_add_control(&cval->head, kctl);
2084}
2085
2086static int dell_dock_mixer_create(struct usb_mixer_interface *mixer)
2087{
2088	int err;
2089	struct usb_device *dev = mixer->chip->dev;
2090
2091	/* Power down the audio codec to avoid loud pops in the next step. */
2092	realtek_hda_set(mixer->chip,
2093			HDA_VERB_CMD(AC_VERB_SET_POWER_STATE,
2094				     REALTEK_AUDIO_FUNCTION_GROUP,
2095				     AC_PWRST_D3));
2096
2097	/*
2098	 * Turn off 'manual mode' in case it was enabled. This removes the need
2099	 * to power cycle the dock after it was attached to a Windows machine.
2100	 */
2101	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), REALTEK_MANUAL_MODE,
2102			USB_RECIP_DEVICE | USB_TYPE_VENDOR | USB_DIR_OUT,
2103			0, 0, NULL, 0);
2104
2105	err = realtek_add_jack(mixer, "Line Out Jack", REALTEK_LINE1);
2106	if (err < 0)
2107		return err;
2108	err = realtek_add_jack(mixer, "Headphone Jack", REALTEK_HP_OUT);
2109	if (err < 0)
2110		return err;
2111	err = realtek_add_jack(mixer, "Headset Mic Jack",
2112			       REALTEK_HP_OUT | REALTEK_MIC_FLAG);
2113	if (err < 0)
2114		return err;
2115	return 0;
2116}
2117
2118static void dell_dock_init_vol(struct snd_usb_audio *chip, int ch, int id)
2119{
2120	u16 buf = 0;
2121
2122	snd_usb_ctl_msg(chip->dev, usb_sndctrlpipe(chip->dev, 0), UAC_SET_CUR,
2123			USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_OUT,
2124			(UAC_FU_VOLUME << 8) | ch,
2125			snd_usb_ctrl_intf(chip) | (id << 8),
2126			&buf, 2);
2127}
2128
2129static int dell_dock_mixer_init(struct usb_mixer_interface *mixer)
2130{
2131	/* fix to 0dB playback volumes */
2132	dell_dock_init_vol(mixer->chip, 1, 16);
2133	dell_dock_init_vol(mixer->chip, 2, 16);
2134	dell_dock_init_vol(mixer->chip, 1, 19);
2135	dell_dock_init_vol(mixer->chip, 2, 19);
2136	return 0;
2137}
2138
2139/* RME Class Compliant device quirks */
2140
2141#define SND_RME_GET_STATUS1			23
2142#define SND_RME_GET_CURRENT_FREQ		17
2143#define SND_RME_CLK_SYSTEM_SHIFT		16
2144#define SND_RME_CLK_SYSTEM_MASK			0x1f
2145#define SND_RME_CLK_AES_SHIFT			8
2146#define SND_RME_CLK_SPDIF_SHIFT			12
2147#define SND_RME_CLK_AES_SPDIF_MASK		0xf
2148#define SND_RME_CLK_SYNC_SHIFT			6
2149#define SND_RME_CLK_SYNC_MASK			0x3
2150#define SND_RME_CLK_FREQMUL_SHIFT		18
2151#define SND_RME_CLK_FREQMUL_MASK		0x7
2152#define SND_RME_CLK_SYSTEM(x) \
2153	((x >> SND_RME_CLK_SYSTEM_SHIFT) & SND_RME_CLK_SYSTEM_MASK)
2154#define SND_RME_CLK_AES(x) \
2155	((x >> SND_RME_CLK_AES_SHIFT) & SND_RME_CLK_AES_SPDIF_MASK)
2156#define SND_RME_CLK_SPDIF(x) \
2157	((x >> SND_RME_CLK_SPDIF_SHIFT) & SND_RME_CLK_AES_SPDIF_MASK)
2158#define SND_RME_CLK_SYNC(x) \
2159	((x >> SND_RME_CLK_SYNC_SHIFT) & SND_RME_CLK_SYNC_MASK)
2160#define SND_RME_CLK_FREQMUL(x) \
2161	((x >> SND_RME_CLK_FREQMUL_SHIFT) & SND_RME_CLK_FREQMUL_MASK)
2162#define SND_RME_CLK_AES_LOCK			0x1
2163#define SND_RME_CLK_AES_SYNC			0x4
2164#define SND_RME_CLK_SPDIF_LOCK			0x2
2165#define SND_RME_CLK_SPDIF_SYNC			0x8
2166#define SND_RME_SPDIF_IF_SHIFT			4
2167#define SND_RME_SPDIF_FORMAT_SHIFT		5
2168#define SND_RME_BINARY_MASK			0x1
2169#define SND_RME_SPDIF_IF(x) \
2170	((x >> SND_RME_SPDIF_IF_SHIFT) & SND_RME_BINARY_MASK)
2171#define SND_RME_SPDIF_FORMAT(x) \
2172	((x >> SND_RME_SPDIF_FORMAT_SHIFT) & SND_RME_BINARY_MASK)
2173
2174static const u32 snd_rme_rate_table[] = {
2175	32000, 44100, 48000, 50000,
2176	64000, 88200, 96000, 100000,
2177	128000, 176400, 192000, 200000,
2178	256000,	352800, 384000, 400000,
2179	512000, 705600, 768000, 800000
2180};
2181/* maximum number of items for AES and S/PDIF rates for above table */
2182#define SND_RME_RATE_IDX_AES_SPDIF_NUM		12
2183
2184enum snd_rme_domain {
2185	SND_RME_DOMAIN_SYSTEM,
2186	SND_RME_DOMAIN_AES,
2187	SND_RME_DOMAIN_SPDIF
2188};
2189
2190enum snd_rme_clock_status {
2191	SND_RME_CLOCK_NOLOCK,
2192	SND_RME_CLOCK_LOCK,
2193	SND_RME_CLOCK_SYNC
2194};
2195
2196static int snd_rme_read_value(struct snd_usb_audio *chip,
2197			      unsigned int item,
2198			      u32 *value)
2199{
2200	struct usb_device *dev = chip->dev;
2201	int err;
2202
2203	err = snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0),
2204			      item,
2205			      USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
2206			      0, 0,
2207			      value, sizeof(*value));
2208	if (err < 0)
2209		dev_err(&dev->dev,
2210			"unable to issue vendor read request %d (ret = %d)",
2211			item, err);
2212	return err;
2213}
2214
2215static int snd_rme_get_status1(struct snd_kcontrol *kcontrol,
2216			       u32 *status1)
2217{
2218	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
2219	struct snd_usb_audio *chip = list->mixer->chip;
2220	int err;
2221
2222	err = snd_usb_lock_shutdown(chip);
2223	if (err < 0)
2224		return err;
2225	err = snd_rme_read_value(chip, SND_RME_GET_STATUS1, status1);
2226	snd_usb_unlock_shutdown(chip);
2227	return err;
2228}
2229
2230static int snd_rme_rate_get(struct snd_kcontrol *kcontrol,
2231			    struct snd_ctl_elem_value *ucontrol)
2232{
2233	u32 status1;
2234	u32 rate = 0;
2235	int idx;
2236	int err;
2237
2238	err = snd_rme_get_status1(kcontrol, &status1);
2239	if (err < 0)
2240		return err;
2241	switch (kcontrol->private_value) {
2242	case SND_RME_DOMAIN_SYSTEM:
2243		idx = SND_RME_CLK_SYSTEM(status1);
2244		if (idx < ARRAY_SIZE(snd_rme_rate_table))
2245			rate = snd_rme_rate_table[idx];
2246		break;
2247	case SND_RME_DOMAIN_AES:
2248		idx = SND_RME_CLK_AES(status1);
2249		if (idx < SND_RME_RATE_IDX_AES_SPDIF_NUM)
2250			rate = snd_rme_rate_table[idx];
2251		break;
2252	case SND_RME_DOMAIN_SPDIF:
2253		idx = SND_RME_CLK_SPDIF(status1);
2254		if (idx < SND_RME_RATE_IDX_AES_SPDIF_NUM)
2255			rate = snd_rme_rate_table[idx];
2256		break;
2257	default:
2258		return -EINVAL;
2259	}
2260	ucontrol->value.integer.value[0] = rate;
2261	return 0;
2262}
2263
2264static int snd_rme_sync_state_get(struct snd_kcontrol *kcontrol,
2265				  struct snd_ctl_elem_value *ucontrol)
2266{
2267	u32 status1;
2268	int idx = SND_RME_CLOCK_NOLOCK;
2269	int err;
2270
2271	err = snd_rme_get_status1(kcontrol, &status1);
2272	if (err < 0)
2273		return err;
2274	switch (kcontrol->private_value) {
2275	case SND_RME_DOMAIN_AES:  /* AES */
2276		if (status1 & SND_RME_CLK_AES_SYNC)
2277			idx = SND_RME_CLOCK_SYNC;
2278		else if (status1 & SND_RME_CLK_AES_LOCK)
2279			idx = SND_RME_CLOCK_LOCK;
2280		break;
2281	case SND_RME_DOMAIN_SPDIF:  /* SPDIF */
2282		if (status1 & SND_RME_CLK_SPDIF_SYNC)
2283			idx = SND_RME_CLOCK_SYNC;
2284		else if (status1 & SND_RME_CLK_SPDIF_LOCK)
2285			idx = SND_RME_CLOCK_LOCK;
2286		break;
2287	default:
2288		return -EINVAL;
2289	}
2290	ucontrol->value.enumerated.item[0] = idx;
2291	return 0;
2292}
2293
2294static int snd_rme_spdif_if_get(struct snd_kcontrol *kcontrol,
2295				struct snd_ctl_elem_value *ucontrol)
2296{
2297	u32 status1;
2298	int err;
2299
2300	err = snd_rme_get_status1(kcontrol, &status1);
2301	if (err < 0)
2302		return err;
2303	ucontrol->value.enumerated.item[0] = SND_RME_SPDIF_IF(status1);
2304	return 0;
2305}
2306
2307static int snd_rme_spdif_format_get(struct snd_kcontrol *kcontrol,
2308				    struct snd_ctl_elem_value *ucontrol)
2309{
2310	u32 status1;
2311	int err;
2312
2313	err = snd_rme_get_status1(kcontrol, &status1);
2314	if (err < 0)
2315		return err;
2316	ucontrol->value.enumerated.item[0] = SND_RME_SPDIF_FORMAT(status1);
2317	return 0;
2318}
2319
2320static int snd_rme_sync_source_get(struct snd_kcontrol *kcontrol,
2321				   struct snd_ctl_elem_value *ucontrol)
2322{
2323	u32 status1;
2324	int err;
2325
2326	err = snd_rme_get_status1(kcontrol, &status1);
2327	if (err < 0)
2328		return err;
2329	ucontrol->value.enumerated.item[0] = SND_RME_CLK_SYNC(status1);
2330	return 0;
2331}
2332
2333static int snd_rme_current_freq_get(struct snd_kcontrol *kcontrol,
2334				    struct snd_ctl_elem_value *ucontrol)
2335{
2336	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
2337	struct snd_usb_audio *chip = list->mixer->chip;
2338	u32 status1;
2339	const u64 num = 104857600000000ULL;
2340	u32 den;
2341	unsigned int freq;
2342	int err;
2343
2344	err = snd_usb_lock_shutdown(chip);
2345	if (err < 0)
2346		return err;
2347	err = snd_rme_read_value(chip, SND_RME_GET_STATUS1, &status1);
2348	if (err < 0)
2349		goto end;
2350	err = snd_rme_read_value(chip, SND_RME_GET_CURRENT_FREQ, &den);
2351	if (err < 0)
2352		goto end;
2353	freq = (den == 0) ? 0 : div64_u64(num, den);
2354	freq <<= SND_RME_CLK_FREQMUL(status1);
2355	ucontrol->value.integer.value[0] = freq;
2356
2357end:
2358	snd_usb_unlock_shutdown(chip);
2359	return err;
2360}
2361
2362static int snd_rme_rate_info(struct snd_kcontrol *kcontrol,
2363			     struct snd_ctl_elem_info *uinfo)
2364{
2365	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2366	uinfo->count = 1;
2367	switch (kcontrol->private_value) {
2368	case SND_RME_DOMAIN_SYSTEM:
2369		uinfo->value.integer.min = 32000;
2370		uinfo->value.integer.max = 800000;
2371		break;
2372	case SND_RME_DOMAIN_AES:
2373	case SND_RME_DOMAIN_SPDIF:
2374	default:
2375		uinfo->value.integer.min = 0;
2376		uinfo->value.integer.max = 200000;
2377	}
2378	uinfo->value.integer.step = 0;
2379	return 0;
2380}
2381
2382static int snd_rme_sync_state_info(struct snd_kcontrol *kcontrol,
2383				   struct snd_ctl_elem_info *uinfo)
2384{
2385	static const char *const sync_states[] = {
2386		"No Lock", "Lock", "Sync"
2387	};
2388
2389	return snd_ctl_enum_info(uinfo, 1,
2390				 ARRAY_SIZE(sync_states), sync_states);
2391}
2392
2393static int snd_rme_spdif_if_info(struct snd_kcontrol *kcontrol,
2394				 struct snd_ctl_elem_info *uinfo)
2395{
2396	static const char *const spdif_if[] = {
2397		"Coaxial", "Optical"
2398	};
2399
2400	return snd_ctl_enum_info(uinfo, 1,
2401				 ARRAY_SIZE(spdif_if), spdif_if);
2402}
2403
2404static int snd_rme_spdif_format_info(struct snd_kcontrol *kcontrol,
2405				     struct snd_ctl_elem_info *uinfo)
2406{
2407	static const char *const optical_type[] = {
2408		"Consumer", "Professional"
2409	};
2410
2411	return snd_ctl_enum_info(uinfo, 1,
2412				 ARRAY_SIZE(optical_type), optical_type);
2413}
2414
2415static int snd_rme_sync_source_info(struct snd_kcontrol *kcontrol,
2416				    struct snd_ctl_elem_info *uinfo)
2417{
2418	static const char *const sync_sources[] = {
2419		"Internal", "AES", "SPDIF", "Internal"
2420	};
2421
2422	return snd_ctl_enum_info(uinfo, 1,
2423				 ARRAY_SIZE(sync_sources), sync_sources);
2424}
2425
2426static const struct snd_kcontrol_new snd_rme_controls[] = {
2427	{
2428		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2429		.name = "AES Rate",
2430		.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2431		.info = snd_rme_rate_info,
2432		.get = snd_rme_rate_get,
2433		.private_value = SND_RME_DOMAIN_AES
2434	},
2435	{
2436		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2437		.name = "AES Sync",
2438		.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2439		.info = snd_rme_sync_state_info,
2440		.get = snd_rme_sync_state_get,
2441		.private_value = SND_RME_DOMAIN_AES
2442	},
2443	{
2444		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2445		.name = "SPDIF Rate",
2446		.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2447		.info = snd_rme_rate_info,
2448		.get = snd_rme_rate_get,
2449		.private_value = SND_RME_DOMAIN_SPDIF
2450	},
2451	{
2452		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2453		.name = "SPDIF Sync",
2454		.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2455		.info = snd_rme_sync_state_info,
2456		.get = snd_rme_sync_state_get,
2457		.private_value = SND_RME_DOMAIN_SPDIF
2458	},
2459	{
2460		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2461		.name = "SPDIF Interface",
2462		.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2463		.info = snd_rme_spdif_if_info,
2464		.get = snd_rme_spdif_if_get,
2465	},
2466	{
2467		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2468		.name = "SPDIF Format",
2469		.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2470		.info = snd_rme_spdif_format_info,
2471		.get = snd_rme_spdif_format_get,
2472	},
2473	{
2474		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2475		.name = "Sync Source",
2476		.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2477		.info = snd_rme_sync_source_info,
2478		.get = snd_rme_sync_source_get
2479	},
2480	{
2481		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2482		.name = "System Rate",
2483		.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2484		.info = snd_rme_rate_info,
2485		.get = snd_rme_rate_get,
2486		.private_value = SND_RME_DOMAIN_SYSTEM
2487	},
2488	{
2489		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2490		.name = "Current Frequency",
2491		.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2492		.info = snd_rme_rate_info,
2493		.get = snd_rme_current_freq_get
2494	}
2495};
2496
2497static int snd_rme_controls_create(struct usb_mixer_interface *mixer)
2498{
2499	int err, i;
2500
2501	for (i = 0; i < ARRAY_SIZE(snd_rme_controls); ++i) {
2502		err = add_single_ctl_with_resume(mixer, 0,
2503						 NULL,
2504						 &snd_rme_controls[i],
2505						 NULL);
2506		if (err < 0)
2507			return err;
2508	}
2509
2510	return 0;
2511}
2512
2513/*
2514 * RME Babyface Pro (FS)
2515 *
2516 * These devices exposes a couple of DSP functions via request to EP0.
2517 * Switches are available via control registers, while routing is controlled
2518 * by controlling the volume on each possible crossing point.
2519 * Volume control is linear, from -inf (dec. 0) to +6dB (dec. 65536) with
2520 * 0dB being at dec. 32768.
2521 */
2522enum {
2523	SND_BBFPRO_CTL_REG1 = 0,
2524	SND_BBFPRO_CTL_REG2
2525};
2526
2527#define SND_BBFPRO_CTL_REG_MASK 1
2528#define SND_BBFPRO_CTL_IDX_MASK 0xff
2529#define SND_BBFPRO_CTL_IDX_SHIFT 1
2530#define SND_BBFPRO_CTL_VAL_MASK 1
2531#define SND_BBFPRO_CTL_VAL_SHIFT 9
2532#define SND_BBFPRO_CTL_REG1_CLK_MASTER 0
2533#define SND_BBFPRO_CTL_REG1_CLK_OPTICAL 1
2534#define SND_BBFPRO_CTL_REG1_SPDIF_PRO 7
2535#define SND_BBFPRO_CTL_REG1_SPDIF_EMPH 8
2536#define SND_BBFPRO_CTL_REG1_SPDIF_OPTICAL 10
2537#define SND_BBFPRO_CTL_REG2_48V_AN1 0
2538#define SND_BBFPRO_CTL_REG2_48V_AN2 1
2539#define SND_BBFPRO_CTL_REG2_SENS_IN3 2
2540#define SND_BBFPRO_CTL_REG2_SENS_IN4 3
2541#define SND_BBFPRO_CTL_REG2_PAD_AN1 4
2542#define SND_BBFPRO_CTL_REG2_PAD_AN2 5
2543
2544#define SND_BBFPRO_MIXER_IDX_MASK 0x1ff
2545#define SND_BBFPRO_MIXER_VAL_MASK 0x3ffff
2546#define SND_BBFPRO_MIXER_VAL_SHIFT 9
2547#define SND_BBFPRO_MIXER_VAL_MIN 0 // -inf
2548#define SND_BBFPRO_MIXER_VAL_MAX 65536 // +6dB
2549
2550#define SND_BBFPRO_USBREQ_CTL_REG1 0x10
2551#define SND_BBFPRO_USBREQ_CTL_REG2 0x17
2552#define SND_BBFPRO_USBREQ_MIXER 0x12
2553
2554static int snd_bbfpro_ctl_update(struct usb_mixer_interface *mixer, u8 reg,
2555				 u8 index, u8 value)
2556{
2557	int err;
2558	u16 usb_req, usb_idx, usb_val;
2559	struct snd_usb_audio *chip = mixer->chip;
2560
2561	err = snd_usb_lock_shutdown(chip);
2562	if (err < 0)
2563		return err;
2564
2565	if (reg == SND_BBFPRO_CTL_REG1) {
2566		usb_req = SND_BBFPRO_USBREQ_CTL_REG1;
2567		if (index == SND_BBFPRO_CTL_REG1_CLK_OPTICAL) {
2568			usb_idx = 3;
2569			usb_val = value ? 3 : 0;
2570		} else {
2571			usb_idx = 1 << index;
2572			usb_val = value ? usb_idx : 0;
2573		}
2574	} else {
2575		usb_req = SND_BBFPRO_USBREQ_CTL_REG2;
2576		usb_idx = 1 << index;
2577		usb_val = value ? usb_idx : 0;
2578	}
2579
2580	err = snd_usb_ctl_msg(chip->dev,
2581			      usb_sndctrlpipe(chip->dev, 0), usb_req,
2582			      USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
2583			      usb_val, usb_idx, NULL, 0);
2584
2585	snd_usb_unlock_shutdown(chip);
2586	return err;
2587}
2588
2589static int snd_bbfpro_ctl_get(struct snd_kcontrol *kcontrol,
2590			      struct snd_ctl_elem_value *ucontrol)
2591{
2592	u8 reg, idx, val;
2593	int pv;
2594
2595	pv = kcontrol->private_value;
2596	reg = pv & SND_BBFPRO_CTL_REG_MASK;
2597	idx = (pv >> SND_BBFPRO_CTL_IDX_SHIFT) & SND_BBFPRO_CTL_IDX_MASK;
2598	val = kcontrol->private_value >> SND_BBFPRO_CTL_VAL_SHIFT;
2599
2600	if ((reg == SND_BBFPRO_CTL_REG1 &&
2601	     idx == SND_BBFPRO_CTL_REG1_CLK_OPTICAL) ||
2602	    (reg == SND_BBFPRO_CTL_REG2 &&
2603	    (idx == SND_BBFPRO_CTL_REG2_SENS_IN3 ||
2604	     idx == SND_BBFPRO_CTL_REG2_SENS_IN4))) {
2605		ucontrol->value.enumerated.item[0] = val;
2606	} else {
2607		ucontrol->value.integer.value[0] = val;
2608	}
2609	return 0;
2610}
2611
2612static int snd_bbfpro_ctl_info(struct snd_kcontrol *kcontrol,
2613			       struct snd_ctl_elem_info *uinfo)
2614{
2615	u8 reg, idx;
2616	int pv;
2617
2618	pv = kcontrol->private_value;
2619	reg = pv & SND_BBFPRO_CTL_REG_MASK;
2620	idx = (pv >> SND_BBFPRO_CTL_IDX_SHIFT) & SND_BBFPRO_CTL_IDX_MASK;
2621
2622	if (reg == SND_BBFPRO_CTL_REG1 &&
2623	    idx == SND_BBFPRO_CTL_REG1_CLK_OPTICAL) {
2624		static const char * const texts[2] = {
2625			"AutoSync",
2626			"Internal"
2627		};
2628		return snd_ctl_enum_info(uinfo, 1, 2, texts);
2629	} else if (reg == SND_BBFPRO_CTL_REG2 &&
2630		   (idx == SND_BBFPRO_CTL_REG2_SENS_IN3 ||
2631		    idx == SND_BBFPRO_CTL_REG2_SENS_IN4)) {
2632		static const char * const texts[2] = {
2633			"-10dBV",
2634			"+4dBu"
2635		};
2636		return snd_ctl_enum_info(uinfo, 1, 2, texts);
2637	}
2638
2639	uinfo->count = 1;
2640	uinfo->value.integer.min = 0;
2641	uinfo->value.integer.max = 1;
2642	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
2643	return 0;
2644}
2645
2646static int snd_bbfpro_ctl_put(struct snd_kcontrol *kcontrol,
2647			      struct snd_ctl_elem_value *ucontrol)
2648{
2649	int err;
2650	u8 reg, idx;
2651	int old_value, pv, val;
2652
2653	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
2654	struct usb_mixer_interface *mixer = list->mixer;
2655
2656	pv = kcontrol->private_value;
2657	reg = pv & SND_BBFPRO_CTL_REG_MASK;
2658	idx = (pv >> SND_BBFPRO_CTL_IDX_SHIFT) & SND_BBFPRO_CTL_IDX_MASK;
2659	old_value = (pv >> SND_BBFPRO_CTL_VAL_SHIFT) & SND_BBFPRO_CTL_VAL_MASK;
2660
2661	if ((reg == SND_BBFPRO_CTL_REG1 &&
2662	     idx == SND_BBFPRO_CTL_REG1_CLK_OPTICAL) ||
2663	    (reg == SND_BBFPRO_CTL_REG2 &&
2664	    (idx == SND_BBFPRO_CTL_REG2_SENS_IN3 ||
2665	     idx == SND_BBFPRO_CTL_REG2_SENS_IN4))) {
2666		val = ucontrol->value.enumerated.item[0];
2667	} else {
2668		val = ucontrol->value.integer.value[0];
2669	}
2670
2671	if (val > 1)
2672		return -EINVAL;
2673
2674	if (val == old_value)
2675		return 0;
2676
2677	kcontrol->private_value = reg
2678		| ((idx & SND_BBFPRO_CTL_IDX_MASK) << SND_BBFPRO_CTL_IDX_SHIFT)
2679		| ((val & SND_BBFPRO_CTL_VAL_MASK) << SND_BBFPRO_CTL_VAL_SHIFT);
2680
2681	err = snd_bbfpro_ctl_update(mixer, reg, idx, val);
2682	return err < 0 ? err : 1;
2683}
2684
2685static int snd_bbfpro_ctl_resume(struct usb_mixer_elem_list *list)
2686{
2687	u8 reg, idx;
2688	int value, pv;
2689
2690	pv = list->kctl->private_value;
2691	reg = pv & SND_BBFPRO_CTL_REG_MASK;
2692	idx = (pv >> SND_BBFPRO_CTL_IDX_SHIFT) & SND_BBFPRO_CTL_IDX_MASK;
2693	value = (pv >> SND_BBFPRO_CTL_VAL_SHIFT) & SND_BBFPRO_CTL_VAL_MASK;
2694
2695	return snd_bbfpro_ctl_update(list->mixer, reg, idx, value);
2696}
2697
2698static int snd_bbfpro_vol_update(struct usb_mixer_interface *mixer, u16 index,
2699				 u32 value)
2700{
2701	struct snd_usb_audio *chip = mixer->chip;
2702	int err;
2703	u16 idx;
2704	u16 usb_idx, usb_val;
2705	u32 v;
2706
2707	err = snd_usb_lock_shutdown(chip);
2708	if (err < 0)
2709		return err;
2710
2711	idx = index & SND_BBFPRO_MIXER_IDX_MASK;
2712	// 18 bit linear volume, split so 2 bits end up in index.
2713	v = value & SND_BBFPRO_MIXER_VAL_MASK;
2714	usb_idx = idx | (v & 0x3) << 14;
2715	usb_val = (v >> 2) & 0xffff;
2716
2717	err = snd_usb_ctl_msg(chip->dev,
2718			      usb_sndctrlpipe(chip->dev, 0),
2719			      SND_BBFPRO_USBREQ_MIXER,
2720			      USB_DIR_OUT | USB_TYPE_VENDOR |
2721			      USB_RECIP_DEVICE,
2722			      usb_val, usb_idx, NULL, 0);
2723
2724	snd_usb_unlock_shutdown(chip);
2725	return err;
2726}
2727
2728static int snd_bbfpro_vol_get(struct snd_kcontrol *kcontrol,
2729			      struct snd_ctl_elem_value *ucontrol)
2730{
2731	ucontrol->value.integer.value[0] =
2732		kcontrol->private_value >> SND_BBFPRO_MIXER_VAL_SHIFT;
2733	return 0;
2734}
2735
2736static int snd_bbfpro_vol_info(struct snd_kcontrol *kcontrol,
2737			       struct snd_ctl_elem_info *uinfo)
2738{
2739	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2740	uinfo->count = 1;
2741	uinfo->value.integer.min = SND_BBFPRO_MIXER_VAL_MIN;
2742	uinfo->value.integer.max = SND_BBFPRO_MIXER_VAL_MAX;
2743	return 0;
2744}
2745
2746static int snd_bbfpro_vol_put(struct snd_kcontrol *kcontrol,
2747			      struct snd_ctl_elem_value *ucontrol)
2748{
2749	int err;
2750	u16 idx;
2751	u32 new_val, old_value, uvalue;
2752	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
2753	struct usb_mixer_interface *mixer = list->mixer;
2754
2755	uvalue = ucontrol->value.integer.value[0];
2756	idx = kcontrol->private_value & SND_BBFPRO_MIXER_IDX_MASK;
2757	old_value = kcontrol->private_value >> SND_BBFPRO_MIXER_VAL_SHIFT;
2758
2759	if (uvalue > SND_BBFPRO_MIXER_VAL_MAX)
2760		return -EINVAL;
2761
2762	if (uvalue == old_value)
2763		return 0;
2764
2765	new_val = uvalue & SND_BBFPRO_MIXER_VAL_MASK;
2766
2767	kcontrol->private_value = idx
2768		| (new_val << SND_BBFPRO_MIXER_VAL_SHIFT);
2769
2770	err = snd_bbfpro_vol_update(mixer, idx, new_val);
2771	return err < 0 ? err : 1;
2772}
2773
2774static int snd_bbfpro_vol_resume(struct usb_mixer_elem_list *list)
2775{
2776	int pv = list->kctl->private_value;
2777	u16 idx = pv & SND_BBFPRO_MIXER_IDX_MASK;
2778	u32 val = (pv >> SND_BBFPRO_MIXER_VAL_SHIFT)
2779		& SND_BBFPRO_MIXER_VAL_MASK;
2780	return snd_bbfpro_vol_update(list->mixer, idx, val);
2781}
2782
2783// Predfine elements
2784static const struct snd_kcontrol_new snd_bbfpro_ctl_control = {
2785	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2786	.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
2787	.index = 0,
2788	.info = snd_bbfpro_ctl_info,
2789	.get = snd_bbfpro_ctl_get,
2790	.put = snd_bbfpro_ctl_put
2791};
2792
2793static const struct snd_kcontrol_new snd_bbfpro_vol_control = {
2794	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2795	.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
2796	.index = 0,
2797	.info = snd_bbfpro_vol_info,
2798	.get = snd_bbfpro_vol_get,
2799	.put = snd_bbfpro_vol_put
2800};
2801
2802static int snd_bbfpro_ctl_add(struct usb_mixer_interface *mixer, u8 reg,
2803			      u8 index, char *name)
2804{
2805	struct snd_kcontrol_new knew = snd_bbfpro_ctl_control;
2806
2807	knew.name = name;
2808	knew.private_value = (reg & SND_BBFPRO_CTL_REG_MASK)
2809		| ((index & SND_BBFPRO_CTL_IDX_MASK)
2810			<< SND_BBFPRO_CTL_IDX_SHIFT);
2811
2812	return add_single_ctl_with_resume(mixer, 0, snd_bbfpro_ctl_resume,
2813		&knew, NULL);
2814}
2815
2816static int snd_bbfpro_vol_add(struct usb_mixer_interface *mixer, u16 index,
2817			      char *name)
2818{
2819	struct snd_kcontrol_new knew = snd_bbfpro_vol_control;
2820
2821	knew.name = name;
2822	knew.private_value = index & SND_BBFPRO_MIXER_IDX_MASK;
2823
2824	return add_single_ctl_with_resume(mixer, 0, snd_bbfpro_vol_resume,
2825		&knew, NULL);
2826}
2827
2828static int snd_bbfpro_controls_create(struct usb_mixer_interface *mixer)
2829{
2830	int err, i, o;
2831	char name[48];
2832
2833	static const char * const input[] = {
2834		"AN1", "AN2", "IN3", "IN4", "AS1", "AS2", "ADAT3",
2835		"ADAT4", "ADAT5", "ADAT6", "ADAT7", "ADAT8"};
2836
2837	static const char * const output[] = {
2838		"AN1", "AN2", "PH3", "PH4", "AS1", "AS2", "ADAT3", "ADAT4",
2839		"ADAT5", "ADAT6", "ADAT7", "ADAT8"};
2840
2841	for (o = 0 ; o < 12 ; ++o) {
2842		for (i = 0 ; i < 12 ; ++i) {
2843			// Line routing
2844			snprintf(name, sizeof(name),
2845				 "%s-%s-%s Playback Volume",
2846				 (i < 2 ? "Mic" : "Line"),
2847				 input[i], output[o]);
2848			err = snd_bbfpro_vol_add(mixer, (26 * o + i), name);
2849			if (err < 0)
2850				return err;
2851
2852			// PCM routing... yes, it is output remapping
2853			snprintf(name, sizeof(name),
2854				 "PCM-%s-%s Playback Volume",
2855				 output[i], output[o]);
2856			err = snd_bbfpro_vol_add(mixer, (26 * o + 12 + i),
2857						 name);
2858			if (err < 0)
2859				return err;
2860		}
2861	}
2862
2863	// Control Reg 1
2864	err = snd_bbfpro_ctl_add(mixer, SND_BBFPRO_CTL_REG1,
2865				 SND_BBFPRO_CTL_REG1_CLK_OPTICAL,
2866				 "Sample Clock Source");
2867	if (err < 0)
2868		return err;
2869
2870	err = snd_bbfpro_ctl_add(mixer, SND_BBFPRO_CTL_REG1,
2871				 SND_BBFPRO_CTL_REG1_SPDIF_PRO,
2872				 "IEC958 Pro Mask");
2873	if (err < 0)
2874		return err;
2875
2876	err = snd_bbfpro_ctl_add(mixer, SND_BBFPRO_CTL_REG1,
2877				 SND_BBFPRO_CTL_REG1_SPDIF_EMPH,
2878				 "IEC958 Emphasis");
2879	if (err < 0)
2880		return err;
2881
2882	err = snd_bbfpro_ctl_add(mixer, SND_BBFPRO_CTL_REG1,
2883				 SND_BBFPRO_CTL_REG1_SPDIF_OPTICAL,
2884				 "IEC958 Switch");
2885	if (err < 0)
2886		return err;
2887
2888	// Control Reg 2
2889	err = snd_bbfpro_ctl_add(mixer, SND_BBFPRO_CTL_REG2,
2890				 SND_BBFPRO_CTL_REG2_48V_AN1,
2891				 "Mic-AN1 48V");
2892	if (err < 0)
2893		return err;
2894
2895	err = snd_bbfpro_ctl_add(mixer, SND_BBFPRO_CTL_REG2,
2896				 SND_BBFPRO_CTL_REG2_48V_AN2,
2897				 "Mic-AN2 48V");
2898	if (err < 0)
2899		return err;
2900
2901	err = snd_bbfpro_ctl_add(mixer, SND_BBFPRO_CTL_REG2,
2902				 SND_BBFPRO_CTL_REG2_SENS_IN3,
2903				 "Line-IN3 Sens.");
2904	if (err < 0)
2905		return err;
2906
2907	err = snd_bbfpro_ctl_add(mixer, SND_BBFPRO_CTL_REG2,
2908				 SND_BBFPRO_CTL_REG2_SENS_IN4,
2909				 "Line-IN4 Sens.");
2910	if (err < 0)
2911		return err;
2912
2913	err = snd_bbfpro_ctl_add(mixer, SND_BBFPRO_CTL_REG2,
2914				 SND_BBFPRO_CTL_REG2_PAD_AN1,
2915				 "Mic-AN1 PAD");
2916	if (err < 0)
2917		return err;
2918
2919	err = snd_bbfpro_ctl_add(mixer, SND_BBFPRO_CTL_REG2,
2920				 SND_BBFPRO_CTL_REG2_PAD_AN2,
2921				 "Mic-AN2 PAD");
2922	if (err < 0)
2923		return err;
2924
2925	return 0;
2926}
2927
2928/*
2929 * Pioneer DJ DJM Mixers
2930 *
2931 * These devices generally have options for soft-switching the playback and
2932 * capture sources in addition to the recording level. Although different
2933 * devices have different configurations, there seems to be canonical values
2934 * for specific capture/playback types:  See the definitions of these below.
2935 *
2936 * The wValue is masked with the stereo channel number. e.g. Setting Ch2 to
2937 * capture phono would be 0x0203. Capture, playback and capture level have
2938 * different wIndexes.
2939 */
2940
2941// Capture types
2942#define SND_DJM_CAP_LINE	0x00
2943#define SND_DJM_CAP_CDLINE	0x01
2944#define SND_DJM_CAP_DIGITAL	0x02
2945#define SND_DJM_CAP_PHONO	0x03
2946#define SND_DJM_CAP_PFADER	0x06
2947#define SND_DJM_CAP_XFADERA	0x07
2948#define SND_DJM_CAP_XFADERB	0x08
2949#define SND_DJM_CAP_MIC		0x09
2950#define SND_DJM_CAP_AUX		0x0d
2951#define SND_DJM_CAP_RECOUT	0x0a
2952#define SND_DJM_CAP_NONE	0x0f
2953#define SND_DJM_CAP_CH1PFADER	0x11
2954#define SND_DJM_CAP_CH2PFADER	0x12
2955#define SND_DJM_CAP_CH3PFADER	0x13
2956#define SND_DJM_CAP_CH4PFADER	0x14
2957
2958// Playback types
2959#define SND_DJM_PB_CH1		0x00
2960#define SND_DJM_PB_CH2		0x01
2961#define SND_DJM_PB_AUX		0x04
2962
2963#define SND_DJM_WINDEX_CAP	0x8002
2964#define SND_DJM_WINDEX_CAPLVL	0x8003
2965#define SND_DJM_WINDEX_PB	0x8016
2966
2967// kcontrol->private_value layout
2968#define SND_DJM_VALUE_MASK	0x0000ffff
2969#define SND_DJM_GROUP_MASK	0x00ff0000
2970#define SND_DJM_DEVICE_MASK	0xff000000
2971#define SND_DJM_GROUP_SHIFT	16
2972#define SND_DJM_DEVICE_SHIFT	24
2973
2974// device table index
2975// used for the snd_djm_devices table, so please update accordingly
2976#define SND_DJM_250MK2_IDX	0x0
2977#define SND_DJM_750_IDX		0x1
2978#define SND_DJM_850_IDX		0x2
2979#define SND_DJM_900NXS2_IDX	0x3
2980#define SND_DJM_750MK2_IDX	0x4
2981#define SND_DJM_450_IDX		0x5
2982
2983
2984#define SND_DJM_CTL(_name, suffix, _default_value, _windex) { \
2985	.name = _name, \
2986	.options = snd_djm_opts_##suffix, \
2987	.noptions = ARRAY_SIZE(snd_djm_opts_##suffix), \
2988	.default_value = _default_value, \
2989	.wIndex = _windex }
2990
2991#define SND_DJM_DEVICE(suffix) { \
2992	.controls = snd_djm_ctls_##suffix, \
2993	.ncontrols = ARRAY_SIZE(snd_djm_ctls_##suffix) }
2994
2995
2996struct snd_djm_device {
2997	const char *name;
2998	const struct snd_djm_ctl *controls;
2999	size_t ncontrols;
3000};
3001
3002struct snd_djm_ctl {
3003	const char *name;
3004	const u16 *options;
3005	size_t noptions;
3006	u16 default_value;
3007	u16 wIndex;
3008};
3009
3010static const char *snd_djm_get_label_caplevel(u16 wvalue)
3011{
3012	switch (wvalue) {
3013	case 0x0000:	return "-19dB";
3014	case 0x0100:	return "-15dB";
3015	case 0x0200:	return "-10dB";
3016	case 0x0300:	return "-5dB";
3017	default:	return NULL;
3018	}
3019};
3020
3021static const char *snd_djm_get_label_cap_common(u16 wvalue)
3022{
3023	switch (wvalue & 0x00ff) {
3024	case SND_DJM_CAP_LINE:		return "Control Tone LINE";
3025	case SND_DJM_CAP_CDLINE:	return "Control Tone CD/LINE";
3026	case SND_DJM_CAP_DIGITAL:	return "Control Tone DIGITAL";
3027	case SND_DJM_CAP_PHONO:		return "Control Tone PHONO";
3028	case SND_DJM_CAP_PFADER:	return "Post Fader";
3029	case SND_DJM_CAP_XFADERA:	return "Cross Fader A";
3030	case SND_DJM_CAP_XFADERB:	return "Cross Fader B";
3031	case SND_DJM_CAP_MIC:		return "Mic";
3032	case SND_DJM_CAP_RECOUT:	return "Rec Out";
3033	case SND_DJM_CAP_AUX:		return "Aux";
3034	case SND_DJM_CAP_NONE:		return "None";
3035	case SND_DJM_CAP_CH1PFADER:	return "Post Fader Ch1";
3036	case SND_DJM_CAP_CH2PFADER:	return "Post Fader Ch2";
3037	case SND_DJM_CAP_CH3PFADER:	return "Post Fader Ch3";
3038	case SND_DJM_CAP_CH4PFADER:	return "Post Fader Ch4";
3039	default:			return NULL;
3040	}
3041};
3042
3043// The DJM-850 has different values for CD/LINE and LINE capture
3044// control options than the other DJM declared in this file.
3045static const char *snd_djm_get_label_cap_850(u16 wvalue)
3046{
3047	switch (wvalue & 0x00ff) {
3048	case 0x00:		return "Control Tone CD/LINE";
3049	case 0x01:		return "Control Tone LINE";
3050	default:		return snd_djm_get_label_cap_common(wvalue);
3051	}
3052};
3053
3054static const char *snd_djm_get_label_cap(u8 device_idx, u16 wvalue)
3055{
3056	switch (device_idx) {
3057	case SND_DJM_850_IDX:		return snd_djm_get_label_cap_850(wvalue);
3058	default:			return snd_djm_get_label_cap_common(wvalue);
3059	}
3060};
3061
3062static const char *snd_djm_get_label_pb(u16 wvalue)
3063{
3064	switch (wvalue & 0x00ff) {
3065	case SND_DJM_PB_CH1:	return "Ch1";
3066	case SND_DJM_PB_CH2:	return "Ch2";
3067	case SND_DJM_PB_AUX:	return "Aux";
3068	default:		return NULL;
3069	}
3070};
3071
3072static const char *snd_djm_get_label(u8 device_idx, u16 wvalue, u16 windex)
3073{
3074	switch (windex) {
3075	case SND_DJM_WINDEX_CAPLVL:	return snd_djm_get_label_caplevel(wvalue);
3076	case SND_DJM_WINDEX_CAP:	return snd_djm_get_label_cap(device_idx, wvalue);
3077	case SND_DJM_WINDEX_PB:		return snd_djm_get_label_pb(wvalue);
3078	default:			return NULL;
3079	}
3080};
3081
3082// common DJM capture level option values
3083static const u16 snd_djm_opts_cap_level[] = {
3084	0x0000, 0x0100, 0x0200, 0x0300 };
3085
3086
3087// DJM-250MK2
3088static const u16 snd_djm_opts_250mk2_cap1[] = {
3089	0x0103, 0x0100, 0x0106, 0x0107, 0x0108, 0x0109, 0x010d, 0x010a };
3090
3091static const u16 snd_djm_opts_250mk2_cap2[] = {
3092	0x0203, 0x0200, 0x0206, 0x0207, 0x0208, 0x0209, 0x020d, 0x020a };
3093
3094static const u16 snd_djm_opts_250mk2_cap3[] = {
3095	0x030a, 0x0311, 0x0312, 0x0307, 0x0308, 0x0309, 0x030d };
3096
3097static const u16 snd_djm_opts_250mk2_pb1[] = { 0x0100, 0x0101, 0x0104 };
3098static const u16 snd_djm_opts_250mk2_pb2[] = { 0x0200, 0x0201, 0x0204 };
3099static const u16 snd_djm_opts_250mk2_pb3[] = { 0x0300, 0x0301, 0x0304 };
3100
3101static const struct snd_djm_ctl snd_djm_ctls_250mk2[] = {
3102	SND_DJM_CTL("Capture Level", cap_level, 0, SND_DJM_WINDEX_CAPLVL),
3103	SND_DJM_CTL("Ch1 Input",   250mk2_cap1, 2, SND_DJM_WINDEX_CAP),
3104	SND_DJM_CTL("Ch2 Input",   250mk2_cap2, 2, SND_DJM_WINDEX_CAP),
3105	SND_DJM_CTL("Ch3 Input",   250mk2_cap3, 0, SND_DJM_WINDEX_CAP),
3106	SND_DJM_CTL("Ch1 Output",   250mk2_pb1, 0, SND_DJM_WINDEX_PB),
3107	SND_DJM_CTL("Ch2 Output",   250mk2_pb2, 1, SND_DJM_WINDEX_PB),
3108	SND_DJM_CTL("Ch3 Output",   250mk2_pb3, 2, SND_DJM_WINDEX_PB)
3109};
3110
3111
3112// DJM-450
3113static const u16 snd_djm_opts_450_cap1[] = {
3114	0x0103, 0x0100, 0x0106, 0x0107, 0x0108, 0x0109, 0x010d, 0x010a };
3115
3116static const u16 snd_djm_opts_450_cap2[] = {
3117	0x0203, 0x0200, 0x0206, 0x0207, 0x0208, 0x0209, 0x020d, 0x020a };
3118
3119static const u16 snd_djm_opts_450_cap3[] = {
3120	0x030a, 0x0311, 0x0312, 0x0307, 0x0308, 0x0309, 0x030d };
3121
3122static const u16 snd_djm_opts_450_pb1[] = { 0x0100, 0x0101, 0x0104 };
3123static const u16 snd_djm_opts_450_pb2[] = { 0x0200, 0x0201, 0x0204 };
3124static const u16 snd_djm_opts_450_pb3[] = { 0x0300, 0x0301, 0x0304 };
3125
3126static const struct snd_djm_ctl snd_djm_ctls_450[] = {
3127	SND_DJM_CTL("Capture Level", cap_level, 0, SND_DJM_WINDEX_CAPLVL),
3128	SND_DJM_CTL("Ch1 Input",   450_cap1, 2, SND_DJM_WINDEX_CAP),
3129	SND_DJM_CTL("Ch2 Input",   450_cap2, 2, SND_DJM_WINDEX_CAP),
3130	SND_DJM_CTL("Ch3 Input",   450_cap3, 0, SND_DJM_WINDEX_CAP),
3131	SND_DJM_CTL("Ch1 Output",   450_pb1, 0, SND_DJM_WINDEX_PB),
3132	SND_DJM_CTL("Ch2 Output",   450_pb2, 1, SND_DJM_WINDEX_PB),
3133	SND_DJM_CTL("Ch3 Output",   450_pb3, 2, SND_DJM_WINDEX_PB)
3134};
3135
3136
3137// DJM-750
3138static const u16 snd_djm_opts_750_cap1[] = {
3139	0x0101, 0x0103, 0x0106, 0x0107, 0x0108, 0x0109, 0x010a, 0x010f };
3140static const u16 snd_djm_opts_750_cap2[] = {
3141	0x0200, 0x0201, 0x0206, 0x0207, 0x0208, 0x0209, 0x020a, 0x020f };
3142static const u16 snd_djm_opts_750_cap3[] = {
3143	0x0300, 0x0301, 0x0306, 0x0307, 0x0308, 0x0309, 0x030a, 0x030f };
3144static const u16 snd_djm_opts_750_cap4[] = {
3145	0x0401, 0x0403, 0x0406, 0x0407, 0x0408, 0x0409, 0x040a, 0x040f };
3146
3147static const struct snd_djm_ctl snd_djm_ctls_750[] = {
3148	SND_DJM_CTL("Capture Level", cap_level, 0, SND_DJM_WINDEX_CAPLVL),
3149	SND_DJM_CTL("Ch1 Input",   750_cap1, 2, SND_DJM_WINDEX_CAP),
3150	SND_DJM_CTL("Ch2 Input",   750_cap2, 2, SND_DJM_WINDEX_CAP),
3151	SND_DJM_CTL("Ch3 Input",   750_cap3, 0, SND_DJM_WINDEX_CAP),
3152	SND_DJM_CTL("Ch4 Input",   750_cap4, 0, SND_DJM_WINDEX_CAP)
3153};
3154
3155
3156// DJM-850
3157static const u16 snd_djm_opts_850_cap1[] = {
3158	0x0100, 0x0103, 0x0106, 0x0107, 0x0108, 0x0109, 0x010a, 0x010f };
3159static const u16 snd_djm_opts_850_cap2[] = {
3160	0x0200, 0x0201, 0x0206, 0x0207, 0x0208, 0x0209, 0x020a, 0x020f };
3161static const u16 snd_djm_opts_850_cap3[] = {
3162	0x0300, 0x0301, 0x0306, 0x0307, 0x0308, 0x0309, 0x030a, 0x030f };
3163static const u16 snd_djm_opts_850_cap4[] = {
3164	0x0400, 0x0403, 0x0406, 0x0407, 0x0408, 0x0409, 0x040a, 0x040f };
3165
3166static const struct snd_djm_ctl snd_djm_ctls_850[] = {
3167	SND_DJM_CTL("Capture Level", cap_level, 0, SND_DJM_WINDEX_CAPLVL),
3168	SND_DJM_CTL("Ch1 Input",   850_cap1, 1, SND_DJM_WINDEX_CAP),
3169	SND_DJM_CTL("Ch2 Input",   850_cap2, 0, SND_DJM_WINDEX_CAP),
3170	SND_DJM_CTL("Ch3 Input",   850_cap3, 0, SND_DJM_WINDEX_CAP),
3171	SND_DJM_CTL("Ch4 Input",   850_cap4, 1, SND_DJM_WINDEX_CAP)
3172};
3173
3174
3175// DJM-900NXS2
3176static const u16 snd_djm_opts_900nxs2_cap1[] = {
3177	0x0100, 0x0102, 0x0103, 0x0106, 0x0107, 0x0108, 0x0109, 0x010a };
3178static const u16 snd_djm_opts_900nxs2_cap2[] = {
3179	0x0200, 0x0202, 0x0203, 0x0206, 0x0207, 0x0208, 0x0209, 0x020a };
3180static const u16 snd_djm_opts_900nxs2_cap3[] = {
3181	0x0300, 0x0302, 0x0303, 0x0306, 0x0307, 0x0308, 0x0309, 0x030a };
3182static const u16 snd_djm_opts_900nxs2_cap4[] = {
3183	0x0400, 0x0402, 0x0403, 0x0406, 0x0407, 0x0408, 0x0409, 0x040a };
3184static const u16 snd_djm_opts_900nxs2_cap5[] = {
3185	0x0507, 0x0508, 0x0509, 0x050a, 0x0511, 0x0512, 0x0513, 0x0514 };
3186
3187static const struct snd_djm_ctl snd_djm_ctls_900nxs2[] = {
3188	SND_DJM_CTL("Capture Level", cap_level, 0, SND_DJM_WINDEX_CAPLVL),
3189	SND_DJM_CTL("Ch1 Input",   900nxs2_cap1, 2, SND_DJM_WINDEX_CAP),
3190	SND_DJM_CTL("Ch2 Input",   900nxs2_cap2, 2, SND_DJM_WINDEX_CAP),
3191	SND_DJM_CTL("Ch3 Input",   900nxs2_cap3, 2, SND_DJM_WINDEX_CAP),
3192	SND_DJM_CTL("Ch4 Input",   900nxs2_cap4, 2, SND_DJM_WINDEX_CAP),
3193	SND_DJM_CTL("Ch5 Input",   900nxs2_cap5, 3, SND_DJM_WINDEX_CAP)
3194};
3195
3196// DJM-750MK2
3197static const u16 snd_djm_opts_750mk2_cap1[] = {
3198	0x0100, 0x0102, 0x0103, 0x0106, 0x0107, 0x0108, 0x0109, 0x010a };
3199static const u16 snd_djm_opts_750mk2_cap2[] = {
3200	0x0200, 0x0202, 0x0203, 0x0206, 0x0207, 0x0208, 0x0209, 0x020a };
3201static const u16 snd_djm_opts_750mk2_cap3[] = {
3202	0x0300, 0x0302, 0x0303, 0x0306, 0x0307, 0x0308, 0x0309, 0x030a };
3203static const u16 snd_djm_opts_750mk2_cap4[] = {
3204	0x0400, 0x0402, 0x0403, 0x0406, 0x0407, 0x0408, 0x0409, 0x040a };
3205static const u16 snd_djm_opts_750mk2_cap5[] = {
3206	0x0507, 0x0508, 0x0509, 0x050a, 0x0511, 0x0512, 0x0513, 0x0514 };
3207
3208static const u16 snd_djm_opts_750mk2_pb1[] = { 0x0100, 0x0101, 0x0104 };
3209static const u16 snd_djm_opts_750mk2_pb2[] = { 0x0200, 0x0201, 0x0204 };
3210static const u16 snd_djm_opts_750mk2_pb3[] = { 0x0300, 0x0301, 0x0304 };
3211
3212
3213static const struct snd_djm_ctl snd_djm_ctls_750mk2[] = {
3214	SND_DJM_CTL("Capture Level", cap_level, 0, SND_DJM_WINDEX_CAPLVL),
3215	SND_DJM_CTL("Ch1 Input",   750mk2_cap1, 2, SND_DJM_WINDEX_CAP),
3216	SND_DJM_CTL("Ch2 Input",   750mk2_cap2, 2, SND_DJM_WINDEX_CAP),
3217	SND_DJM_CTL("Ch3 Input",   750mk2_cap3, 2, SND_DJM_WINDEX_CAP),
3218	SND_DJM_CTL("Ch4 Input",   750mk2_cap4, 2, SND_DJM_WINDEX_CAP),
3219	SND_DJM_CTL("Ch5 Input",   750mk2_cap5, 3, SND_DJM_WINDEX_CAP),
3220	SND_DJM_CTL("Ch1 Output",   750mk2_pb1, 0, SND_DJM_WINDEX_PB),
3221	SND_DJM_CTL("Ch2 Output",   750mk2_pb2, 1, SND_DJM_WINDEX_PB),
3222	SND_DJM_CTL("Ch3 Output",   750mk2_pb3, 2, SND_DJM_WINDEX_PB)
3223};
3224
3225
3226static const struct snd_djm_device snd_djm_devices[] = {
3227	[SND_DJM_250MK2_IDX] = SND_DJM_DEVICE(250mk2),
3228	[SND_DJM_750_IDX] = SND_DJM_DEVICE(750),
3229	[SND_DJM_850_IDX] = SND_DJM_DEVICE(850),
3230	[SND_DJM_900NXS2_IDX] = SND_DJM_DEVICE(900nxs2),
3231	[SND_DJM_750MK2_IDX] = SND_DJM_DEVICE(750mk2),
3232	[SND_DJM_450_IDX] = SND_DJM_DEVICE(450),
3233};
3234
3235
3236static int snd_djm_controls_info(struct snd_kcontrol *kctl,
3237				struct snd_ctl_elem_info *info)
3238{
3239	unsigned long private_value = kctl->private_value;
3240	u8 device_idx = (private_value & SND_DJM_DEVICE_MASK) >> SND_DJM_DEVICE_SHIFT;
3241	u8 ctl_idx = (private_value & SND_DJM_GROUP_MASK) >> SND_DJM_GROUP_SHIFT;
3242	const struct snd_djm_device *device = &snd_djm_devices[device_idx];
3243	const char *name;
3244	const struct snd_djm_ctl *ctl;
3245	size_t noptions;
3246
3247	if (ctl_idx >= device->ncontrols)
3248		return -EINVAL;
3249
3250	ctl = &device->controls[ctl_idx];
3251	noptions = ctl->noptions;
3252	if (info->value.enumerated.item >= noptions)
3253		info->value.enumerated.item = noptions - 1;
3254
3255	name = snd_djm_get_label(device_idx,
3256				ctl->options[info->value.enumerated.item],
3257				ctl->wIndex);
3258	if (!name)
3259		return -EINVAL;
3260
3261	strscpy(info->value.enumerated.name, name, sizeof(info->value.enumerated.name));
3262	info->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
3263	info->count = 1;
3264	info->value.enumerated.items = noptions;
3265	return 0;
3266}
3267
3268static int snd_djm_controls_update(struct usb_mixer_interface *mixer,
3269				u8 device_idx, u8 group, u16 value)
3270{
3271	int err;
3272	const struct snd_djm_device *device = &snd_djm_devices[device_idx];
3273
3274	if ((group >= device->ncontrols) || value >= device->controls[group].noptions)
3275		return -EINVAL;
3276
3277	err = snd_usb_lock_shutdown(mixer->chip);
3278	if (err)
3279		return err;
3280
3281	err = snd_usb_ctl_msg(
3282		mixer->chip->dev, usb_sndctrlpipe(mixer->chip->dev, 0),
3283		USB_REQ_SET_FEATURE,
3284		USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
3285		device->controls[group].options[value],
3286		device->controls[group].wIndex,
3287		NULL, 0);
3288
3289	snd_usb_unlock_shutdown(mixer->chip);
3290	return err;
3291}
3292
3293static int snd_djm_controls_get(struct snd_kcontrol *kctl,
3294				struct snd_ctl_elem_value *elem)
3295{
3296	elem->value.enumerated.item[0] = kctl->private_value & SND_DJM_VALUE_MASK;
3297	return 0;
3298}
3299
3300static int snd_djm_controls_put(struct snd_kcontrol *kctl, struct snd_ctl_elem_value *elem)
3301{
3302	struct usb_mixer_elem_list *list = snd_kcontrol_chip(kctl);
3303	struct usb_mixer_interface *mixer = list->mixer;
3304	unsigned long private_value = kctl->private_value;
3305
3306	u8 device = (private_value & SND_DJM_DEVICE_MASK) >> SND_DJM_DEVICE_SHIFT;
3307	u8 group = (private_value & SND_DJM_GROUP_MASK) >> SND_DJM_GROUP_SHIFT;
3308	u16 value = elem->value.enumerated.item[0];
3309
3310	kctl->private_value = (((unsigned long)device << SND_DJM_DEVICE_SHIFT) |
3311			      (group << SND_DJM_GROUP_SHIFT) |
3312			      value);
3313
3314	return snd_djm_controls_update(mixer, device, group, value);
3315}
3316
3317static int snd_djm_controls_resume(struct usb_mixer_elem_list *list)
3318{
3319	unsigned long private_value = list->kctl->private_value;
3320	u8 device = (private_value & SND_DJM_DEVICE_MASK) >> SND_DJM_DEVICE_SHIFT;
3321	u8 group = (private_value & SND_DJM_GROUP_MASK) >> SND_DJM_GROUP_SHIFT;
3322	u16 value = (private_value & SND_DJM_VALUE_MASK);
3323
3324	return snd_djm_controls_update(list->mixer, device, group, value);
3325}
3326
3327static int snd_djm_controls_create(struct usb_mixer_interface *mixer,
3328		const u8 device_idx)
3329{
3330	int err, i;
3331	u16 value;
3332
3333	const struct snd_djm_device *device = &snd_djm_devices[device_idx];
3334
3335	struct snd_kcontrol_new knew = {
3336		.iface  = SNDRV_CTL_ELEM_IFACE_MIXER,
3337		.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
3338		.index = 0,
3339		.info = snd_djm_controls_info,
3340		.get  = snd_djm_controls_get,
3341		.put  = snd_djm_controls_put
3342	};
3343
3344	for (i = 0; i < device->ncontrols; i++) {
3345		value = device->controls[i].default_value;
3346		knew.name = device->controls[i].name;
3347		knew.private_value = (
3348			((unsigned long)device_idx << SND_DJM_DEVICE_SHIFT) |
3349			(i << SND_DJM_GROUP_SHIFT) |
3350			value);
3351		err = snd_djm_controls_update(mixer, device_idx, i, value);
3352		if (err)
3353			return err;
3354		err = add_single_ctl_with_resume(mixer, 0, snd_djm_controls_resume,
3355						 &knew, NULL);
3356		if (err)
3357			return err;
3358	}
3359	return 0;
3360}
3361
3362int snd_usb_mixer_apply_create_quirk(struct usb_mixer_interface *mixer)
3363{
3364	int err = 0;
3365
3366	err = snd_usb_soundblaster_remote_init(mixer);
3367	if (err < 0)
3368		return err;
3369
3370	switch (mixer->chip->usb_id) {
3371	/* Tascam US-16x08 */
3372	case USB_ID(0x0644, 0x8047):
3373		err = snd_us16x08_controls_create(mixer);
3374		break;
3375	case USB_ID(0x041e, 0x3020):
3376	case USB_ID(0x041e, 0x3040):
3377	case USB_ID(0x041e, 0x3042):
3378	case USB_ID(0x041e, 0x30df):
3379	case USB_ID(0x041e, 0x3048):
3380		err = snd_audigy2nx_controls_create(mixer);
3381		if (err < 0)
3382			break;
3383		snd_card_ro_proc_new(mixer->chip->card, "audigy2nx",
3384				     mixer, snd_audigy2nx_proc_read);
3385		break;
3386
3387	/* EMU0204 */
3388	case USB_ID(0x041e, 0x3f19):
3389		err = snd_emu0204_controls_create(mixer);
3390		break;
3391
3392	case USB_ID(0x0763, 0x2030): /* M-Audio Fast Track C400 */
3393	case USB_ID(0x0763, 0x2031): /* M-Audio Fast Track C400 */
3394		err = snd_c400_create_mixer(mixer);
3395		break;
3396
3397	case USB_ID(0x0763, 0x2080): /* M-Audio Fast Track Ultra */
3398	case USB_ID(0x0763, 0x2081): /* M-Audio Fast Track Ultra 8R */
3399		err = snd_ftu_create_mixer(mixer);
3400		break;
3401
3402	case USB_ID(0x0b05, 0x1739): /* ASUS Xonar U1 */
3403	case USB_ID(0x0b05, 0x1743): /* ASUS Xonar U1 (2) */
3404	case USB_ID(0x0b05, 0x17a0): /* ASUS Xonar U3 */
3405		err = snd_xonar_u1_controls_create(mixer);
3406		break;
3407
3408	case USB_ID(0x0d8c, 0x0103): /* Audio Advantage Micro II */
3409		err = snd_microii_controls_create(mixer);
3410		break;
3411
3412	case USB_ID(0x0dba, 0x1000): /* Digidesign Mbox 1 */
3413		err = snd_mbox1_controls_create(mixer);
3414		break;
3415
3416	case USB_ID(0x17cc, 0x1011): /* Traktor Audio 6 */
3417		err = snd_nativeinstruments_create_mixer(mixer,
3418				snd_nativeinstruments_ta6_mixers,
3419				ARRAY_SIZE(snd_nativeinstruments_ta6_mixers));
3420		break;
3421
3422	case USB_ID(0x17cc, 0x1021): /* Traktor Audio 10 */
3423		err = snd_nativeinstruments_create_mixer(mixer,
3424				snd_nativeinstruments_ta10_mixers,
3425				ARRAY_SIZE(snd_nativeinstruments_ta10_mixers));
3426		break;
3427
3428	case USB_ID(0x200c, 0x1018): /* Electrix Ebox-44 */
3429		/* detection is disabled in mixer_maps.c */
3430		err = snd_create_std_mono_table(mixer, ebox44_table);
3431		break;
3432
3433	case USB_ID(0x1235, 0x8012): /* Focusrite Scarlett 6i6 */
3434	case USB_ID(0x1235, 0x8002): /* Focusrite Scarlett 8i6 */
3435	case USB_ID(0x1235, 0x8004): /* Focusrite Scarlett 18i6 */
3436	case USB_ID(0x1235, 0x8014): /* Focusrite Scarlett 18i8 */
3437	case USB_ID(0x1235, 0x800c): /* Focusrite Scarlett 18i20 */
3438		err = snd_scarlett_controls_create(mixer);
3439		break;
3440
3441	case USB_ID(0x1235, 0x8203): /* Focusrite Scarlett 6i6 2nd Gen */
3442	case USB_ID(0x1235, 0x8204): /* Focusrite Scarlett 18i8 2nd Gen */
3443	case USB_ID(0x1235, 0x8201): /* Focusrite Scarlett 18i20 2nd Gen */
3444	case USB_ID(0x1235, 0x8211): /* Focusrite Scarlett Solo 3rd Gen */
3445	case USB_ID(0x1235, 0x8210): /* Focusrite Scarlett 2i2 3rd Gen */
3446	case USB_ID(0x1235, 0x8212): /* Focusrite Scarlett 4i4 3rd Gen */
3447	case USB_ID(0x1235, 0x8213): /* Focusrite Scarlett 8i6 3rd Gen */
3448	case USB_ID(0x1235, 0x8214): /* Focusrite Scarlett 18i8 3rd Gen */
3449	case USB_ID(0x1235, 0x8215): /* Focusrite Scarlett 18i20 3rd Gen */
3450	case USB_ID(0x1235, 0x8218): /* Focusrite Scarlett Solo 4th Gen */
3451	case USB_ID(0x1235, 0x8219): /* Focusrite Scarlett 2i2 4th Gen */
3452	case USB_ID(0x1235, 0x821a): /* Focusrite Scarlett 4i4 4th Gen */
3453	case USB_ID(0x1235, 0x8206): /* Focusrite Clarett 2Pre USB */
3454	case USB_ID(0x1235, 0x8207): /* Focusrite Clarett 4Pre USB */
3455	case USB_ID(0x1235, 0x8208): /* Focusrite Clarett 8Pre USB */
3456	case USB_ID(0x1235, 0x820a): /* Focusrite Clarett+ 2Pre */
3457	case USB_ID(0x1235, 0x820b): /* Focusrite Clarett+ 4Pre */
3458	case USB_ID(0x1235, 0x820c): /* Focusrite Clarett+ 8Pre */
3459		err = snd_scarlett2_init(mixer);
3460		break;
3461
3462	case USB_ID(0x041e, 0x323b): /* Creative Sound Blaster E1 */
3463		err = snd_soundblaster_e1_switch_create(mixer);
3464		break;
3465	case USB_ID(0x0bda, 0x4014): /* Dell WD15 dock */
3466		err = dell_dock_mixer_create(mixer);
3467		if (err < 0)
3468			break;
3469		err = dell_dock_mixer_init(mixer);
3470		break;
3471
3472	case USB_ID(0x2a39, 0x3fd2): /* RME ADI-2 Pro */
3473	case USB_ID(0x2a39, 0x3fd3): /* RME ADI-2 DAC */
3474	case USB_ID(0x2a39, 0x3fd4): /* RME */
3475		err = snd_rme_controls_create(mixer);
3476		break;
3477
3478	case USB_ID(0x194f, 0x010c): /* Presonus Studio 1810c */
3479		err = snd_sc1810_init_mixer(mixer);
3480		break;
3481	case USB_ID(0x2a39, 0x3fb0): /* RME Babyface Pro FS */
3482		err = snd_bbfpro_controls_create(mixer);
3483		break;
3484	case USB_ID(0x2b73, 0x0017): /* Pioneer DJ DJM-250MK2 */
3485		err = snd_djm_controls_create(mixer, SND_DJM_250MK2_IDX);
3486		break;
3487	case USB_ID(0x2b73, 0x0013): /* Pioneer DJ DJM-450 */
3488		err = snd_djm_controls_create(mixer, SND_DJM_450_IDX);
3489		break;
3490	case USB_ID(0x08e4, 0x017f): /* Pioneer DJ DJM-750 */
3491		err = snd_djm_controls_create(mixer, SND_DJM_750_IDX);
3492		break;
3493	case USB_ID(0x2b73, 0x001b): /* Pioneer DJ DJM-750MK2 */
3494		err = snd_djm_controls_create(mixer, SND_DJM_750MK2_IDX);
3495		break;
3496	case USB_ID(0x08e4, 0x0163): /* Pioneer DJ DJM-850 */
3497		err = snd_djm_controls_create(mixer, SND_DJM_850_IDX);
3498		break;
3499	case USB_ID(0x2b73, 0x000a): /* Pioneer DJ DJM-900NXS2 */
3500		err = snd_djm_controls_create(mixer, SND_DJM_900NXS2_IDX);
3501		break;
3502	}
3503
3504	return err;
3505}
3506
 
3507void snd_usb_mixer_resume_quirk(struct usb_mixer_interface *mixer)
3508{
3509	switch (mixer->chip->usb_id) {
3510	case USB_ID(0x0bda, 0x4014): /* Dell WD15 dock */
3511		dell_dock_mixer_init(mixer);
3512		break;
3513	}
3514}
 
3515
3516void snd_usb_mixer_rc_memory_change(struct usb_mixer_interface *mixer,
3517				    int unitid)
3518{
3519	if (!mixer->rc_cfg)
3520		return;
3521	/* unit ids specific to Extigy/Audigy 2 NX: */
3522	switch (unitid) {
3523	case 0: /* remote control */
3524		mixer->rc_urb->dev = mixer->chip->dev;
3525		usb_submit_urb(mixer->rc_urb, GFP_ATOMIC);
3526		break;
3527	case 4: /* digital in jack */
3528	case 7: /* line in jacks */
3529	case 19: /* speaker out jacks */
3530	case 20: /* headphones out jack */
3531		break;
3532	/* live24ext: 4 = line-in jack */
3533	case 3:	/* hp-out jack (may actuate Mute) */
3534		if (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
3535		    mixer->chip->usb_id == USB_ID(0x041e, 0x3048))
3536			snd_usb_mixer_notify_id(mixer, mixer->rc_cfg->mute_mixer_id);
3537		break;
3538	default:
3539		usb_audio_dbg(mixer->chip, "memory change in unknown unit %d\n", unitid);
3540		break;
3541	}
3542}
3543
3544static void snd_dragonfly_quirk_db_scale(struct usb_mixer_interface *mixer,
3545					 struct usb_mixer_elem_info *cval,
3546					 struct snd_kcontrol *kctl)
3547{
3548	/* Approximation using 10 ranges based on output measurement on hw v1.2.
3549	 * This seems close to the cubic mapping e.g. alsamixer uses. */
3550	static const DECLARE_TLV_DB_RANGE(scale,
3551		 0,  1, TLV_DB_MINMAX_ITEM(-5300, -4970),
3552		 2,  5, TLV_DB_MINMAX_ITEM(-4710, -4160),
3553		 6,  7, TLV_DB_MINMAX_ITEM(-3884, -3710),
3554		 8, 14, TLV_DB_MINMAX_ITEM(-3443, -2560),
3555		15, 16, TLV_DB_MINMAX_ITEM(-2475, -2324),
3556		17, 19, TLV_DB_MINMAX_ITEM(-2228, -2031),
3557		20, 26, TLV_DB_MINMAX_ITEM(-1910, -1393),
3558		27, 31, TLV_DB_MINMAX_ITEM(-1322, -1032),
3559		32, 40, TLV_DB_MINMAX_ITEM(-968, -490),
3560		41, 50, TLV_DB_MINMAX_ITEM(-441, 0),
3561	);
3562
3563	if (cval->min == 0 && cval->max == 50) {
3564		usb_audio_info(mixer->chip, "applying DragonFly dB scale quirk (0-50 variant)\n");
3565		kctl->tlv.p = scale;
3566		kctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_TLV_READ;
3567		kctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK;
3568
3569	} else if (cval->min == 0 && cval->max <= 1000) {
3570		/* Some other clearly broken DragonFly variant.
3571		 * At least a 0..53 variant (hw v1.0) exists.
3572		 */
3573		usb_audio_info(mixer->chip, "ignoring too narrow dB range on a DragonFly device");
3574		kctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK;
3575	}
3576}
3577
3578void snd_usb_mixer_fu_apply_quirk(struct usb_mixer_interface *mixer,
3579				  struct usb_mixer_elem_info *cval, int unitid,
3580				  struct snd_kcontrol *kctl)
3581{
3582	switch (mixer->chip->usb_id) {
3583	case USB_ID(0x21b4, 0x0081): /* AudioQuest DragonFly */
3584		if (unitid == 7 && cval->control == UAC_FU_VOLUME)
3585			snd_dragonfly_quirk_db_scale(mixer, cval, kctl);
3586		break;
3587	/* lowest playback value is muted on some devices */
3588	case USB_ID(0x0d8c, 0x000c): /* C-Media */
3589	case USB_ID(0x0d8c, 0x0014): /* C-Media */
3590	case USB_ID(0x19f7, 0x0003): /* RODE NT-USB */
3591		if (strstr(kctl->id.name, "Playback"))
3592			cval->min_mute = 1;
3593		break;
3594	}
3595}
3596