1/*
   2 *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
   3 *  Routines for control of CS4235/4236B/4237B/4238B/4239 chips
   4 *
   5 *  Note:
   6 *     -----
   7 *
   8 *  Bugs:
   9 *     -----
  10 *
  11 *   This program is free software; you can redistribute it and/or modify
  12 *   it under the terms of the GNU General Public License as published by
  13 *   the Free Software Foundation; either version 2 of the License, or
  14 *   (at your option) any later version.
  15 *
  16 *   This program is distributed in the hope that it will be useful,
  17 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  18 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19 *   GNU General Public License for more details.
  20 *
  21 *   You should have received a copy of the GNU General Public License
  22 *   along with this program; if not, write to the Free Software
  23 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  24 *
  25 */
  26
  27/*
  28 *  Indirect control registers (CS4236B+)
  29 * 
  30 *  C0
  31 *     D8: WSS reset (all chips)
  32 *
  33 *  C1 (all chips except CS4236)
  34 *     D7-D5: version 
  35 *     D4-D0: chip id
  36 *             11101 - CS4235
  37 *             01011 - CS4236B
  38 *             01000 - CS4237B
  39 *             01001 - CS4238B
  40 *             11110 - CS4239
  41 *
  42 *  C2
  43 *     D7-D4: 3D Space (CS4235,CS4237B,CS4238B,CS4239)
  44 *     D3-D0: 3D Center (CS4237B); 3D Volume (CS4238B)
  45 * 
  46 *  C3
  47 *     D7: 3D Enable (CS4237B)
  48 *     D6: 3D Mono Enable (CS4237B)
  49 *     D5: 3D Serial Output (CS4237B,CS4238B)
  50 *     D4: 3D Enable (CS4235,CS4238B,CS4239)
  51 *
  52 *  C4
  53 *     D7: consumer serial port enable (CS4237B,CS4238B)
  54 *     D6: channels status block reset (CS4237B,CS4238B)
  55 *     D5: user bit in sub-frame of digital audio data (CS4237B,CS4238B)
  56 *     D4: validity bit bit in sub-frame of digital audio data (CS4237B,CS4238B)
  57 * 
  58 *  C5  lower channel status (digital serial data description) (CS4237B,CS4238B)
  59 *     D7-D6: first two bits of category code
  60 *     D5: lock
  61 *     D4-D3: pre-emphasis (0 = none, 1 = 50/15us)
  62 *     D2: copy/copyright (0 = copy inhibited)
  63 *     D1: 0 = digital audio / 1 = non-digital audio
  64 *     
  65 *  C6  upper channel status (digital serial data description) (CS4237B,CS4238B)
  66 *     D7-D6: sample frequency (0 = 44.1kHz)
  67 *     D5: generation status (0 = no indication, 1 = original/commercially precaptureed data)
  68 *     D4-D0: category code (upper bits)
  69 *
  70 *  C7  reserved (must write 0)
  71 *
  72 *  C8  wavetable control
  73 *     D7: volume control interrupt enable (CS4235,CS4239)
  74 *     D6: hardware volume control format (CS4235,CS4239)
  75 *     D3: wavetable serial port enable (all chips)
  76 *     D2: DSP serial port switch (all chips)
  77 *     D1: disable MCLK (all chips)
  78 *     D0: force BRESET low (all chips)
  79 *
  80 */
  81
  82#include <linux/io.h>
  83#include <linux/delay.h>
  84#include <linux/init.h>
  85#include <linux/time.h>
  86#include <linux/wait.h>
  87#include <sound/core.h>
  88#include <sound/wss.h>
  89#include <sound/asoundef.h>
  90#include <sound/initval.h>
  91#include <sound/tlv.h>
  92
  93/*
  94 *
  95 */
  96
  97static unsigned char snd_cs4236_ext_map[18] = {
  98	/* CS4236_LEFT_LINE */		0xff,
  99	/* CS4236_RIGHT_LINE */		0xff,
 100	/* CS4236_LEFT_MIC */		0xdf,
 101	/* CS4236_RIGHT_MIC */		0xdf,
 102	/* CS4236_LEFT_MIX_CTRL */	0xe0 | 0x18,
 103	/* CS4236_RIGHT_MIX_CTRL */	0xe0,
 104	/* CS4236_LEFT_FM */		0xbf,
 105	/* CS4236_RIGHT_FM */		0xbf,
 106	/* CS4236_LEFT_DSP */		0xbf,
 107	/* CS4236_RIGHT_DSP */		0xbf,
 108	/* CS4236_RIGHT_LOOPBACK */	0xbf,
 109	/* CS4236_DAC_MUTE */		0xe0,
 110	/* CS4236_ADC_RATE */		0x01,	/* 48kHz */
 111	/* CS4236_DAC_RATE */		0x01,	/* 48kHz */
 112	/* CS4236_LEFT_MASTER */	0xbf,
 113	/* CS4236_RIGHT_MASTER */	0xbf,
 114	/* CS4236_LEFT_WAVE */		0xbf,
 115	/* CS4236_RIGHT_WAVE */		0xbf
 116};
 117
 118/*
 119 *
 120 */
 121
 122static void snd_cs4236_ctrl_out(struct snd_wss *chip,
 123				unsigned char reg, unsigned char val)
 124{
 125	outb(reg, chip->cport + 3);
 126	outb(chip->cimage[reg] = val, chip->cport + 4);
 127}
 128
 129static unsigned char snd_cs4236_ctrl_in(struct snd_wss *chip, unsigned char reg)
 130{
 131	outb(reg, chip->cport + 3);
 132	return inb(chip->cport + 4);
 133}
 134
 135/*
 136 *  PCM
 137 */
 138
 139#define CLOCKS 8
 140
 141static struct snd_ratnum clocks[CLOCKS] = {
 142	{ .num = 16934400, .den_min = 353, .den_max = 353, .den_step = 1 },
 143	{ .num = 16934400, .den_min = 529, .den_max = 529, .den_step = 1 },
 144	{ .num = 16934400, .den_min = 617, .den_max = 617, .den_step = 1 },
 145	{ .num = 16934400, .den_min = 1058, .den_max = 1058, .den_step = 1 },
 146	{ .num = 16934400, .den_min = 1764, .den_max = 1764, .den_step = 1 },
 147	{ .num = 16934400, .den_min = 2117, .den_max = 2117, .den_step = 1 },
 148	{ .num = 16934400, .den_min = 2558, .den_max = 2558, .den_step = 1 },
 149	{ .num = 16934400/16, .den_min = 21, .den_max = 192, .den_step = 1 }
 150};
 151
 152static struct snd_pcm_hw_constraint_ratnums hw_constraints_clocks = {
 153	.nrats = CLOCKS,
 154	.rats = clocks,
 155};
 156
 157static int snd_cs4236_xrate(struct snd_pcm_runtime *runtime)
 158{
 159	return snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
 160					     &hw_constraints_clocks);
 161}
 162
 163static unsigned char divisor_to_rate_register(unsigned int divisor)
 164{
 165	switch (divisor) {
 166	case 353:	return 1;
 167	case 529:	return 2;
 168	case 617:	return 3;
 169	case 1058:	return 4;
 170	case 1764:	return 5;
 171	case 2117:	return 6;
 172	case 2558:	return 7;
 173	default:
 174		if (divisor < 21 || divisor > 192) {
 175			snd_BUG();
 176			return 192;
 177		}
 178		return divisor;
 179	}
 180}
 181
 182static void snd_cs4236_playback_format(struct snd_wss *chip,
 183				       struct snd_pcm_hw_params *params,
 184				       unsigned char pdfr)
 185{
 186	unsigned long flags;
 187	unsigned char rate = divisor_to_rate_register(params->rate_den);
 188	
 189	spin_lock_irqsave(&chip->reg_lock, flags);
 190	/* set fast playback format change and clean playback FIFO */
 191	snd_wss_out(chip, CS4231_ALT_FEATURE_1,
 192		    chip->image[CS4231_ALT_FEATURE_1] | 0x10);
 193	snd_wss_out(chip, CS4231_PLAYBK_FORMAT, pdfr & 0xf0);
 194	snd_wss_out(chip, CS4231_ALT_FEATURE_1,
 195		    chip->image[CS4231_ALT_FEATURE_1] & ~0x10);
 196	snd_cs4236_ext_out(chip, CS4236_DAC_RATE, rate);
 197	spin_unlock_irqrestore(&chip->reg_lock, flags);
 198}
 199
 200static void snd_cs4236_capture_format(struct snd_wss *chip,
 201				      struct snd_pcm_hw_params *params,
 202				      unsigned char cdfr)
 203{
 204	unsigned long flags;
 205	unsigned char rate = divisor_to_rate_register(params->rate_den);
 206	
 207	spin_lock_irqsave(&chip->reg_lock, flags);
 208	/* set fast capture format change and clean capture FIFO */
 209	snd_wss_out(chip, CS4231_ALT_FEATURE_1,
 210		    chip->image[CS4231_ALT_FEATURE_1] | 0x20);
 211	snd_wss_out(chip, CS4231_REC_FORMAT, cdfr & 0xf0);
 212	snd_wss_out(chip, CS4231_ALT_FEATURE_1,
 213		    chip->image[CS4231_ALT_FEATURE_1] & ~0x20);
 214	snd_cs4236_ext_out(chip, CS4236_ADC_RATE, rate);
 215	spin_unlock_irqrestore(&chip->reg_lock, flags);
 216}
 217
 218#ifdef CONFIG_PM
 219
 220static void snd_cs4236_suspend(struct snd_wss *chip)
 221{
 222	int reg;
 223	unsigned long flags;
 224	
 225	spin_lock_irqsave(&chip->reg_lock, flags);
 226	for (reg = 0; reg < 32; reg++)
 227		chip->image[reg] = snd_wss_in(chip, reg);
 228	for (reg = 0; reg < 18; reg++)
 229		chip->eimage[reg] = snd_cs4236_ext_in(chip, CS4236_I23VAL(reg));
 230	for (reg = 2; reg < 9; reg++)
 231		chip->cimage[reg] = snd_cs4236_ctrl_in(chip, reg);
 232	spin_unlock_irqrestore(&chip->reg_lock, flags);
 233}
 234
 235static void snd_cs4236_resume(struct snd_wss *chip)
 236{
 237	int reg;
 238	unsigned long flags;
 239	
 240	snd_wss_mce_up(chip);
 241	spin_lock_irqsave(&chip->reg_lock, flags);
 242	for (reg = 0; reg < 32; reg++) {
 243		switch (reg) {
 244		case CS4236_EXT_REG:
 245		case CS4231_VERSION:
 246		case 27:	/* why? CS4235 - master left */
 247		case 29:	/* why? CS4235 - master right */
 248			break;
 249		default:
 250			snd_wss_out(chip, reg, chip->image[reg]);
 251			break;
 252		}
 253	}
 254	for (reg = 0; reg < 18; reg++)
 255		snd_cs4236_ext_out(chip, CS4236_I23VAL(reg), chip->eimage[reg]);
 256	for (reg = 2; reg < 9; reg++) {
 257		switch (reg) {
 258		case 7:
 259			break;
 260		default:
 261			snd_cs4236_ctrl_out(chip, reg, chip->cimage[reg]);
 262		}
 263	}
 264	spin_unlock_irqrestore(&chip->reg_lock, flags);
 265	snd_wss_mce_down(chip);
 266}
 267
 268#endif /* CONFIG_PM */
 269/*
 270 * This function does no fail if the chip is not CS4236B or compatible.
 271 * It just an equivalent to the snd_wss_create() then.
 272 */
 273int snd_cs4236_create(struct snd_card *card,
 274		      unsigned long port,
 275		      unsigned long cport,
 276		      int irq, int dma1, int dma2,
 277		      unsigned short hardware,
 278		      unsigned short hwshare,
 279		      struct snd_wss **rchip)
 280{
 281	struct snd_wss *chip;
 282	unsigned char ver1, ver2;
 283	unsigned int reg;
 284	int err;
 285
 286	*rchip = NULL;
 287	if (hardware == WSS_HW_DETECT)
 288		hardware = WSS_HW_DETECT3;
 289
 290	err = snd_wss_create(card, port, cport,
 291			     irq, dma1, dma2, hardware, hwshare, &chip);
 292	if (err < 0)
 293		return err;
 294
 295	if ((chip->hardware & WSS_HW_CS4236B_MASK) == 0) {
 296		snd_printd("chip is not CS4236+, hardware=0x%x\n",
 297			   chip->hardware);
 298		*rchip = chip;
 299		return 0;
 300	}
 301#if 0
 302	{
 303		int idx;
 304		for (idx = 0; idx < 8; idx++)
 305			snd_printk(KERN_DEBUG "CD%i = 0x%x\n",
 306				   idx, inb(chip->cport + idx));
 307		for (idx = 0; idx < 9; idx++)
 308			snd_printk(KERN_DEBUG "C%i = 0x%x\n",
 309				   idx, snd_cs4236_ctrl_in(chip, idx));
 310	}
 311#endif
 312	if (cport < 0x100 || cport == SNDRV_AUTO_PORT) {
 313		snd_printk(KERN_ERR "please, specify control port "
 314			   "for CS4236+ chips\n");
 315		snd_device_free(card, chip);
 316		return -ENODEV;
 317	}
 318	ver1 = snd_cs4236_ctrl_in(chip, 1);
 319	ver2 = snd_cs4236_ext_in(chip, CS4236_VERSION);
 320	snd_printdd("CS4236: [0x%lx] C1 (version) = 0x%x, ext = 0x%x\n",
 321			cport, ver1, ver2);
 322	if (ver1 != ver2) {
 323		snd_printk(KERN_ERR "CS4236+ chip detected, but "
 324			   "control port 0x%lx is not valid\n", cport);
 325		snd_device_free(card, chip);
 326		return -ENODEV;
 327	}
 328	snd_cs4236_ctrl_out(chip, 0, 0x00);
 329	snd_cs4236_ctrl_out(chip, 2, 0xff);
 330	snd_cs4236_ctrl_out(chip, 3, 0x00);
 331	snd_cs4236_ctrl_out(chip, 4, 0x80);
 332	reg = ((IEC958_AES1_CON_PCM_CODER & 3) << 6) |
 333	      IEC958_AES0_CON_EMPHASIS_NONE;
 334	snd_cs4236_ctrl_out(chip, 5, reg);
 335	snd_cs4236_ctrl_out(chip, 6, IEC958_AES1_CON_PCM_CODER >> 2);
 336	snd_cs4236_ctrl_out(chip, 7, 0x00);
 337	/*
 338	 * 0x8c for C8 is valid for Turtle Beach Malibu - the IEC-958
 339	 * output is working with this setup, other hardware should
 340	 * have different signal paths and this value should be
 341	 * selectable in the future
 342	 */
 343	snd_cs4236_ctrl_out(chip, 8, 0x8c);
 344	chip->rate_constraint = snd_cs4236_xrate;
 345	chip->set_playback_format = snd_cs4236_playback_format;
 346	chip->set_capture_format = snd_cs4236_capture_format;
 347#ifdef CONFIG_PM
 348	chip->suspend = snd_cs4236_suspend;
 349	chip->resume = snd_cs4236_resume;
 350#endif
 351
 352	/* initialize extended registers */
 353	for (reg = 0; reg < sizeof(snd_cs4236_ext_map); reg++)
 354		snd_cs4236_ext_out(chip, CS4236_I23VAL(reg),
 355				   snd_cs4236_ext_map[reg]);
 356
 357	/* initialize compatible but more featured registers */
 358	snd_wss_out(chip, CS4231_LEFT_INPUT, 0x40);
 359	snd_wss_out(chip, CS4231_RIGHT_INPUT, 0x40);
 360	snd_wss_out(chip, CS4231_AUX1_LEFT_INPUT, 0xff);
 361	snd_wss_out(chip, CS4231_AUX1_RIGHT_INPUT, 0xff);
 362	snd_wss_out(chip, CS4231_AUX2_LEFT_INPUT, 0xdf);
 363	snd_wss_out(chip, CS4231_AUX2_RIGHT_INPUT, 0xdf);
 364	snd_wss_out(chip, CS4231_RIGHT_LINE_IN, 0xff);
 365	snd_wss_out(chip, CS4231_LEFT_LINE_IN, 0xff);
 366	snd_wss_out(chip, CS4231_RIGHT_LINE_IN, 0xff);
 367	switch (chip->hardware) {
 368	case WSS_HW_CS4235:
 369	case WSS_HW_CS4239:
 370		snd_wss_out(chip, CS4235_LEFT_MASTER, 0xff);
 371		snd_wss_out(chip, CS4235_RIGHT_MASTER, 0xff);
 372		break;
 373	}
 374
 375	*rchip = chip;
 376	return 0;
 377}
 378
 379int snd_cs4236_pcm(struct snd_wss *chip, int device)
 380{
 381	int err;
 382	
 383	err = snd_wss_pcm(chip, device);
 384	if (err < 0)
 385		return err;
 386	chip->pcm->info_flags &= ~SNDRV_PCM_INFO_JOINT_DUPLEX;
 387	return 0;
 388}
 389
 390/*
 391 *  MIXER
 392 */
 393
 394#define CS4236_SINGLE(xname, xindex, reg, shift, mask, invert) \
 395{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 396  .info = snd_cs4236_info_single, \
 397  .get = snd_cs4236_get_single, .put = snd_cs4236_put_single, \
 398  .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
 399
 400#define CS4236_SINGLE_TLV(xname, xindex, reg, shift, mask, invert, xtlv) \
 401{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 402  .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
 403  .info = snd_cs4236_info_single, \
 404  .get = snd_cs4236_get_single, .put = snd_cs4236_put_single, \
 405  .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24), \
 406  .tlv = { .p = (xtlv) } }
 407
 408static int snd_cs4236_info_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 409{
 410	int mask = (kcontrol->private_value >> 16) & 0xff;
 411
 412	uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
 413	uinfo->count = 1;
 414	uinfo->value.integer.min = 0;
 415	uinfo->value.integer.max = mask;
 416	return 0;
 417}
 418
 419static int snd_cs4236_get_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 420{
 421	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 422	unsigned long flags;
 423	int reg = kcontrol->private_value & 0xff;
 424	int shift = (kcontrol->private_value >> 8) & 0xff;
 425	int mask = (kcontrol->private_value >> 16) & 0xff;
 426	int invert = (kcontrol->private_value >> 24) & 0xff;
 427	
 428	spin_lock_irqsave(&chip->reg_lock, flags);
 429	ucontrol->value.integer.value[0] = (chip->eimage[CS4236_REG(reg)] >> shift) & mask;
 430	spin_unlock_irqrestore(&chip->reg_lock, flags);
 431	if (invert)
 432		ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
 433	return 0;
 434}
 435
 436static int snd_cs4236_put_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 437{
 438	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 439	unsigned long flags;
 440	int reg = kcontrol->private_value & 0xff;
 441	int shift = (kcontrol->private_value >> 8) & 0xff;
 442	int mask = (kcontrol->private_value >> 16) & 0xff;
 443	int invert = (kcontrol->private_value >> 24) & 0xff;
 444	int change;
 445	unsigned short val;
 446	
 447	val = (ucontrol->value.integer.value[0] & mask);
 448	if (invert)
 449		val = mask - val;
 450	val <<= shift;
 451	spin_lock_irqsave(&chip->reg_lock, flags);
 452	val = (chip->eimage[CS4236_REG(reg)] & ~(mask << shift)) | val;
 453	change = val != chip->eimage[CS4236_REG(reg)];
 454	snd_cs4236_ext_out(chip, reg, val);
 455	spin_unlock_irqrestore(&chip->reg_lock, flags);
 456	return change;
 457}
 458
 459#define CS4236_SINGLEC(xname, xindex, reg, shift, mask, invert) \
 460{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 461  .info = snd_cs4236_info_single, \
 462  .get = snd_cs4236_get_singlec, .put = snd_cs4236_put_singlec, \
 463  .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
 464
 465static int snd_cs4236_get_singlec(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 466{
 467	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 468	unsigned long flags;
 469	int reg = kcontrol->private_value & 0xff;
 470	int shift = (kcontrol->private_value >> 8) & 0xff;
 471	int mask = (kcontrol->private_value >> 16) & 0xff;
 472	int invert = (kcontrol->private_value >> 24) & 0xff;
 473	
 474	spin_lock_irqsave(&chip->reg_lock, flags);
 475	ucontrol->value.integer.value[0] = (chip->cimage[reg] >> shift) & mask;
 476	spin_unlock_irqrestore(&chip->reg_lock, flags);
 477	if (invert)
 478		ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
 479	return 0;
 480}
 481
 482static int snd_cs4236_put_singlec(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 483{
 484	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 485	unsigned long flags;
 486	int reg = kcontrol->private_value & 0xff;
 487	int shift = (kcontrol->private_value >> 8) & 0xff;
 488	int mask = (kcontrol->private_value >> 16) & 0xff;
 489	int invert = (kcontrol->private_value >> 24) & 0xff;
 490	int change;
 491	unsigned short val;
 492	
 493	val = (ucontrol->value.integer.value[0] & mask);
 494	if (invert)
 495		val = mask - val;
 496	val <<= shift;
 497	spin_lock_irqsave(&chip->reg_lock, flags);
 498	val = (chip->cimage[reg] & ~(mask << shift)) | val;
 499	change = val != chip->cimage[reg];
 500	snd_cs4236_ctrl_out(chip, reg, val);
 501	spin_unlock_irqrestore(&chip->reg_lock, flags);
 502	return change;
 503}
 504
 505#define CS4236_DOUBLE(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert) \
 506{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 507  .info = snd_cs4236_info_double, \
 508  .get = snd_cs4236_get_double, .put = snd_cs4236_put_double, \
 509  .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22) }
 510
 511#define CS4236_DOUBLE_TLV(xname, xindex, left_reg, right_reg, shift_left, \
 512			  shift_right, mask, invert, xtlv) \
 513{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 514  .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
 515  .info = snd_cs4236_info_double, \
 516  .get = snd_cs4236_get_double, .put = snd_cs4236_put_double, \
 517  .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | \
 518		   (shift_right << 19) | (mask << 24) | (invert << 22), \
 519  .tlv = { .p = (xtlv) } }
 520
 521static int snd_cs4236_info_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 522{
 523	int mask = (kcontrol->private_value >> 24) & 0xff;
 524
 525	uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
 526	uinfo->count = 2;
 527	uinfo->value.integer.min = 0;
 528	uinfo->value.integer.max = mask;
 529	return 0;
 530}
 531
 532static int snd_cs4236_get_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 533{
 534	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 535	unsigned long flags;
 536	int left_reg = kcontrol->private_value & 0xff;
 537	int right_reg = (kcontrol->private_value >> 8) & 0xff;
 538	int shift_left = (kcontrol->private_value >> 16) & 0x07;
 539	int shift_right = (kcontrol->private_value >> 19) & 0x07;
 540	int mask = (kcontrol->private_value >> 24) & 0xff;
 541	int invert = (kcontrol->private_value >> 22) & 1;
 542	
 543	spin_lock_irqsave(&chip->reg_lock, flags);
 544	ucontrol->value.integer.value[0] = (chip->eimage[CS4236_REG(left_reg)] >> shift_left) & mask;
 545	ucontrol->value.integer.value[1] = (chip->eimage[CS4236_REG(right_reg)] >> shift_right) & mask;
 546	spin_unlock_irqrestore(&chip->reg_lock, flags);
 547	if (invert) {
 548		ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
 549		ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1];
 550	}
 551	return 0;
 552}
 553
 554static int snd_cs4236_put_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 555{
 556	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 557	unsigned long flags;
 558	int left_reg = kcontrol->private_value & 0xff;
 559	int right_reg = (kcontrol->private_value >> 8) & 0xff;
 560	int shift_left = (kcontrol->private_value >> 16) & 0x07;
 561	int shift_right = (kcontrol->private_value >> 19) & 0x07;
 562	int mask = (kcontrol->private_value >> 24) & 0xff;
 563	int invert = (kcontrol->private_value >> 22) & 1;
 564	int change;
 565	unsigned short val1, val2;
 566	
 567	val1 = ucontrol->value.integer.value[0] & mask;
 568	val2 = ucontrol->value.integer.value[1] & mask;
 569	if (invert) {
 570		val1 = mask - val1;
 571		val2 = mask - val2;
 572	}
 573	val1 <<= shift_left;
 574	val2 <<= shift_right;
 575	spin_lock_irqsave(&chip->reg_lock, flags);
 576	if (left_reg != right_reg) {
 577		val1 = (chip->eimage[CS4236_REG(left_reg)] & ~(mask << shift_left)) | val1;
 578		val2 = (chip->eimage[CS4236_REG(right_reg)] & ~(mask << shift_right)) | val2;
 579		change = val1 != chip->eimage[CS4236_REG(left_reg)] || val2 != chip->eimage[CS4236_REG(right_reg)];
 580		snd_cs4236_ext_out(chip, left_reg, val1);
 581		snd_cs4236_ext_out(chip, right_reg, val2);
 582	} else {
 583		val1 = (chip->eimage[CS4236_REG(left_reg)] & ~((mask << shift_left) | (mask << shift_right))) | val1 | val2;
 584		change = val1 != chip->eimage[CS4236_REG(left_reg)];
 585		snd_cs4236_ext_out(chip, left_reg, val1);
 586	}
 587	spin_unlock_irqrestore(&chip->reg_lock, flags);
 588	return change;
 589}
 590
 591#define CS4236_DOUBLE1(xname, xindex, left_reg, right_reg, shift_left, \
 592			shift_right, mask, invert) \
 593{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 594  .info = snd_cs4236_info_double, \
 595  .get = snd_cs4236_get_double1, .put = snd_cs4236_put_double1, \
 596  .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22) }
 597
 598#define CS4236_DOUBLE1_TLV(xname, xindex, left_reg, right_reg, shift_left, \
 599			   shift_right, mask, invert, xtlv) \
 600{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 601  .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
 602  .info = snd_cs4236_info_double, \
 603  .get = snd_cs4236_get_double1, .put = snd_cs4236_put_double1, \
 604  .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | \
 605		   (shift_right << 19) | (mask << 24) | (invert << 22), \
 606  .tlv = { .p = (xtlv) } }
 607
 608static int snd_cs4236_get_double1(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 609{
 610	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 611	unsigned long flags;
 612	int left_reg = kcontrol->private_value & 0xff;
 613	int right_reg = (kcontrol->private_value >> 8) & 0xff;
 614	int shift_left = (kcontrol->private_value >> 16) & 0x07;
 615	int shift_right = (kcontrol->private_value >> 19) & 0x07;
 616	int mask = (kcontrol->private_value >> 24) & 0xff;
 617	int invert = (kcontrol->private_value >> 22) & 1;
 618	
 619	spin_lock_irqsave(&chip->reg_lock, flags);
 620	ucontrol->value.integer.value[0] = (chip->image[left_reg] >> shift_left) & mask;
 621	ucontrol->value.integer.value[1] = (chip->eimage[CS4236_REG(right_reg)] >> shift_right) & mask;
 622	spin_unlock_irqrestore(&chip->reg_lock, flags);
 623	if (invert) {
 624		ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
 625		ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1];
 626	}
 627	return 0;
 628}
 629
 630static int snd_cs4236_put_double1(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 631{
 632	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 633	unsigned long flags;
 634	int left_reg = kcontrol->private_value & 0xff;
 635	int right_reg = (kcontrol->private_value >> 8) & 0xff;
 636	int shift_left = (kcontrol->private_value >> 16) & 0x07;
 637	int shift_right = (kcontrol->private_value >> 19) & 0x07;
 638	int mask = (kcontrol->private_value >> 24) & 0xff;
 639	int invert = (kcontrol->private_value >> 22) & 1;
 640	int change;
 641	unsigned short val1, val2;
 642	
 643	val1 = ucontrol->value.integer.value[0] & mask;
 644	val2 = ucontrol->value.integer.value[1] & mask;
 645	if (invert) {
 646		val1 = mask - val1;
 647		val2 = mask - val2;
 648	}
 649	val1 <<= shift_left;
 650	val2 <<= shift_right;
 651	spin_lock_irqsave(&chip->reg_lock, flags);
 652	val1 = (chip->image[left_reg] & ~(mask << shift_left)) | val1;
 653	val2 = (chip->eimage[CS4236_REG(right_reg)] & ~(mask << shift_right)) | val2;
 654	change = val1 != chip->image[left_reg] || val2 != chip->eimage[CS4236_REG(right_reg)];
 655	snd_wss_out(chip, left_reg, val1);
 656	snd_cs4236_ext_out(chip, right_reg, val2);
 657	spin_unlock_irqrestore(&chip->reg_lock, flags);
 658	return change;
 659}
 660
 661#define CS4236_MASTER_DIGITAL(xname, xindex, xtlv) \
 662{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 663  .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
 664  .info = snd_cs4236_info_double, \
 665  .get = snd_cs4236_get_master_digital, .put = snd_cs4236_put_master_digital, \
 666  .private_value = 71 << 24, \
 667  .tlv = { .p = (xtlv) } }
 668
 669static inline int snd_cs4236_mixer_master_digital_invert_volume(int vol)
 670{
 671	return (vol < 64) ? 63 - vol : 64 + (71 - vol);
 672}
 673
 674static int snd_cs4236_get_master_digital(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 675{
 676	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 677	unsigned long flags;
 678	
 679	spin_lock_irqsave(&chip->reg_lock, flags);
 680	ucontrol->value.integer.value[0] = snd_cs4236_mixer_master_digital_invert_volume(chip->eimage[CS4236_REG(CS4236_LEFT_MASTER)] & 0x7f);
 681	ucontrol->value.integer.value[1] = snd_cs4236_mixer_master_digital_invert_volume(chip->eimage[CS4236_REG(CS4236_RIGHT_MASTER)] & 0x7f);
 682	spin_unlock_irqrestore(&chip->reg_lock, flags);
 683	return 0;
 684}
 685
 686static int snd_cs4236_put_master_digital(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 687{
 688	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 689	unsigned long flags;
 690	int change;
 691	unsigned short val1, val2;
 692	
 693	val1 = snd_cs4236_mixer_master_digital_invert_volume(ucontrol->value.integer.value[0] & 0x7f);
 694	val2 = snd_cs4236_mixer_master_digital_invert_volume(ucontrol->value.integer.value[1] & 0x7f);
 695	spin_lock_irqsave(&chip->reg_lock, flags);
 696	val1 = (chip->eimage[CS4236_REG(CS4236_LEFT_MASTER)] & ~0x7f) | val1;
 697	val2 = (chip->eimage[CS4236_REG(CS4236_RIGHT_MASTER)] & ~0x7f) | val2;
 698	change = val1 != chip->eimage[CS4236_REG(CS4236_LEFT_MASTER)] || val2 != chip->eimage[CS4236_REG(CS4236_RIGHT_MASTER)];
 699	snd_cs4236_ext_out(chip, CS4236_LEFT_MASTER, val1);
 700	snd_cs4236_ext_out(chip, CS4236_RIGHT_MASTER, val2);
 701	spin_unlock_irqrestore(&chip->reg_lock, flags);
 702	return change;
 703}
 704
 705#define CS4235_OUTPUT_ACCU(xname, xindex, xtlv) \
 706{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 707  .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
 708  .info = snd_cs4236_info_double, \
 709  .get = snd_cs4235_get_output_accu, .put = snd_cs4235_put_output_accu, \
 710  .private_value = 3 << 24, \
 711  .tlv = { .p = (xtlv) } }
 712
 713static inline int snd_cs4235_mixer_output_accu_get_volume(int vol)
 714{
 715	switch ((vol >> 5) & 3) {
 716	case 0: return 1;
 717	case 1: return 3;
 718	case 2: return 2;
 719	case 3: return 0;
 720 	}
 721	return 3;
 722}
 723
 724static inline int snd_cs4235_mixer_output_accu_set_volume(int vol)
 725{
 726	switch (vol & 3) {
 727	case 0: return 3 << 5;
 728	case 1: return 0 << 5;
 729	case 2: return 2 << 5;
 730	case 3: return 1 << 5;
 731	}
 732	return 1 << 5;
 733}
 734
 735static int snd_cs4235_get_output_accu(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 736{
 737	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 738	unsigned long flags;
 739	
 740	spin_lock_irqsave(&chip->reg_lock, flags);
 741	ucontrol->value.integer.value[0] = snd_cs4235_mixer_output_accu_get_volume(chip->image[CS4235_LEFT_MASTER]);
 742	ucontrol->value.integer.value[1] = snd_cs4235_mixer_output_accu_get_volume(chip->image[CS4235_RIGHT_MASTER]);
 743	spin_unlock_irqrestore(&chip->reg_lock, flags);
 744	return 0;
 745}
 746
 747static int snd_cs4235_put_output_accu(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 748{
 749	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 750	unsigned long flags;
 751	int change;
 752	unsigned short val1, val2;
 753	
 754	val1 = snd_cs4235_mixer_output_accu_set_volume(ucontrol->value.integer.value[0]);
 755	val2 = snd_cs4235_mixer_output_accu_set_volume(ucontrol->value.integer.value[1]);
 756	spin_lock_irqsave(&chip->reg_lock, flags);
 757	val1 = (chip->image[CS4235_LEFT_MASTER] & ~(3 << 5)) | val1;
 758	val2 = (chip->image[CS4235_RIGHT_MASTER] & ~(3 << 5)) | val2;
 759	change = val1 != chip->image[CS4235_LEFT_MASTER] || val2 != chip->image[CS4235_RIGHT_MASTER];
 760	snd_wss_out(chip, CS4235_LEFT_MASTER, val1);
 761	snd_wss_out(chip, CS4235_RIGHT_MASTER, val2);
 762	spin_unlock_irqrestore(&chip->reg_lock, flags);
 763	return change;
 764}
 765
 766static const DECLARE_TLV_DB_SCALE(db_scale_7bit, -9450, 150, 0);
 767static const DECLARE_TLV_DB_SCALE(db_scale_6bit, -9450, 150, 0);
 768static const DECLARE_TLV_DB_SCALE(db_scale_6bit_12db_max, -8250, 150, 0);
 769static const DECLARE_TLV_DB_SCALE(db_scale_5bit_12db_max, -3450, 150, 0);
 770static const DECLARE_TLV_DB_SCALE(db_scale_5bit_22db_max, -2400, 150, 0);
 771static const DECLARE_TLV_DB_SCALE(db_scale_4bit, -4500, 300, 0);
 772static const DECLARE_TLV_DB_SCALE(db_scale_2bit, -1800, 600, 0);
 773static const DECLARE_TLV_DB_SCALE(db_scale_rec_gain, 0, 150, 0);
 774
 775static struct snd_kcontrol_new snd_cs4236_controls[] = {
 776
 777CS4236_DOUBLE("Master Digital Playback Switch", 0,
 778		CS4236_LEFT_MASTER, CS4236_RIGHT_MASTER, 7, 7, 1, 1),
 779CS4236_DOUBLE("Master Digital Capture Switch", 0,
 780		CS4236_DAC_MUTE, CS4236_DAC_MUTE, 7, 6, 1, 1),
 781CS4236_MASTER_DIGITAL("Master Digital Volume", 0, db_scale_7bit),
 782
 783CS4236_DOUBLE_TLV("Capture Boost Volume", 0,
 784		  CS4236_LEFT_MIX_CTRL, CS4236_RIGHT_MIX_CTRL, 5, 5, 3, 1,
 785		  db_scale_2bit),
 786
 787WSS_DOUBLE("PCM Playback Switch", 0,
 788		CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 7, 7, 1, 1),
 789WSS_DOUBLE_TLV("PCM Playback Volume", 0,
 790		CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 0, 0, 63, 1,
 791		db_scale_6bit),
 792
 793CS4236_DOUBLE("DSP Playback Switch", 0,
 794		CS4236_LEFT_DSP, CS4236_RIGHT_DSP, 7, 7, 1, 1),
 795CS4236_DOUBLE_TLV("DSP Playback Volume", 0,
 796		  CS4236_LEFT_DSP, CS4236_RIGHT_DSP, 0, 0, 63, 1,
 797		  db_scale_6bit),
 798
 799CS4236_DOUBLE("FM Playback Switch", 0,
 800		CS4236_LEFT_FM, CS4236_RIGHT_FM, 7, 7, 1, 1),
 801CS4236_DOUBLE_TLV("FM Playback Volume", 0,
 802		  CS4236_LEFT_FM, CS4236_RIGHT_FM, 0, 0, 63, 1,
 803		  db_scale_6bit),
 804
 805CS4236_DOUBLE("Wavetable Playback Switch", 0,
 806		CS4236_LEFT_WAVE, CS4236_RIGHT_WAVE, 7, 7, 1, 1),
 807CS4236_DOUBLE_TLV("Wavetable Playback Volume", 0,
 808		  CS4236_LEFT_WAVE, CS4236_RIGHT_WAVE, 0, 0, 63, 1,
 809		  db_scale_6bit_12db_max),
 810
 811WSS_DOUBLE("Synth Playback Switch", 0,
 812		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 7, 7, 1, 1),
 813WSS_DOUBLE_TLV("Synth Volume", 0,
 814		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 0, 0, 31, 1,
 815		db_scale_5bit_12db_max),
 816WSS_DOUBLE("Synth Capture Switch", 0,
 817		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 6, 6, 1, 1),
 818WSS_DOUBLE("Synth Capture Bypass", 0,
 819		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 5, 5, 1, 1),
 820
 821CS4236_DOUBLE("Mic Playback Switch", 0,
 822		CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 6, 6, 1, 1),
 823CS4236_DOUBLE("Mic Capture Switch", 0,
 824		CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 7, 7, 1, 1),
 825CS4236_DOUBLE_TLV("Mic Volume", 0, CS4236_LEFT_MIC, CS4236_RIGHT_MIC,
 826		  0, 0, 31, 1, db_scale_5bit_22db_max),
 827CS4236_DOUBLE("Mic Playback Boost (+20dB)", 0,
 828		CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 5, 5, 1, 0),
 829
 830WSS_DOUBLE("Line Playback Switch", 0,
 831		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 7, 7, 1, 1),
 832WSS_DOUBLE_TLV("Line Volume", 0,
 833		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 0, 0, 31, 1,
 834		db_scale_5bit_12db_max),
 835WSS_DOUBLE("Line Capture Switch", 0,
 836		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 6, 6, 1, 1),
 837WSS_DOUBLE("Line Capture Bypass", 0,
 838		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 5, 5, 1, 1),
 839
 840WSS_DOUBLE("CD Playback Switch", 0,
 841		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 7, 7, 1, 1),
 842WSS_DOUBLE_TLV("CD Volume", 0,
 843		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 0, 0, 31, 1,
 844		db_scale_5bit_12db_max),
 845WSS_DOUBLE("CD Capture Switch", 0,
 846		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 6, 6, 1, 1),
 847
 848CS4236_DOUBLE1("Mono Output Playback Switch", 0,
 849		CS4231_MONO_CTRL, CS4236_RIGHT_MIX_CTRL, 6, 7, 1, 1),
 850CS4236_DOUBLE1("Beep Playback Switch", 0,
 851		CS4231_MONO_CTRL, CS4236_LEFT_MIX_CTRL, 7, 7, 1, 1),
 852WSS_SINGLE_TLV("Beep Playback Volume", 0, CS4231_MONO_CTRL, 0, 15, 1,
 853		db_scale_4bit),
 854WSS_SINGLE("Beep Bypass Playback Switch", 0, CS4231_MONO_CTRL, 5, 1, 0),
 855
 856WSS_DOUBLE_TLV("Capture Volume", 0, CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT,
 857		0, 0, 15, 0, db_scale_rec_gain),
 858WSS_DOUBLE("Analog Loopback Capture Switch", 0,
 859		CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT, 7, 7, 1, 0),
 860
 861WSS_SINGLE("Loopback Digital Playback Switch", 0, CS4231_LOOPBACK, 0, 1, 0),
 862CS4236_DOUBLE1_TLV("Loopback Digital Playback Volume", 0,
 863		   CS4231_LOOPBACK, CS4236_RIGHT_LOOPBACK, 2, 0, 63, 1,
 864		   db_scale_6bit),
 865};
 866
 867static const DECLARE_TLV_DB_SCALE(db_scale_5bit_6db_max, -5600, 200, 0);
 868static const DECLARE_TLV_DB_SCALE(db_scale_2bit_16db_max, -2400, 800, 0);
 869
 870static struct snd_kcontrol_new snd_cs4235_controls[] = {
 871
 872WSS_DOUBLE("Master Playback Switch", 0,
 873		CS4235_LEFT_MASTER, CS4235_RIGHT_MASTER, 7, 7, 1, 1),
 874WSS_DOUBLE_TLV("Master Playback Volume", 0,
 875		CS4235_LEFT_MASTER, CS4235_RIGHT_MASTER, 0, 0, 31, 1,
 876		db_scale_5bit_6db_max),
 877
 878CS4235_OUTPUT_ACCU("Playback Volume", 0, db_scale_2bit_16db_max),
 879
 880WSS_DOUBLE("Synth Playback Switch", 1,
 881		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 7, 7, 1, 1),
 882WSS_DOUBLE("Synth Capture Switch", 1,
 883		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 6, 6, 1, 1),
 884WSS_DOUBLE_TLV("Synth Volume", 1,
 885		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 0, 0, 31, 1,
 886		db_scale_5bit_12db_max),
 887
 888CS4236_DOUBLE_TLV("Capture Volume", 0,
 889		  CS4236_LEFT_MIX_CTRL, CS4236_RIGHT_MIX_CTRL, 5, 5, 3, 1,
 890		  db_scale_2bit),
 891
 892WSS_DOUBLE("PCM Playback Switch", 0,
 893		CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 7, 7, 1, 1),
 894WSS_DOUBLE("PCM Capture Switch", 0,
 895		CS4236_DAC_MUTE, CS4236_DAC_MUTE, 7, 6, 1, 1),
 896WSS_DOUBLE_TLV("PCM Volume", 0,
 897		CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 0, 0, 63, 1,
 898		db_scale_6bit),
 899
 900CS4236_DOUBLE("DSP Switch", 0, CS4236_LEFT_DSP, CS4236_RIGHT_DSP, 7, 7, 1, 1),
 901
 902CS4236_DOUBLE("FM Switch", 0, CS4236_LEFT_FM, CS4236_RIGHT_FM, 7, 7, 1, 1),
 903
 904CS4236_DOUBLE("Wavetable Switch", 0,
 905		CS4236_LEFT_WAVE, CS4236_RIGHT_WAVE, 7, 7, 1, 1),
 906
 907CS4236_DOUBLE("Mic Capture Switch", 0,
 908		CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 7, 7, 1, 1),
 909CS4236_DOUBLE("Mic Playback Switch", 0,
 910		CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 6, 6, 1, 1),
 911CS4236_SINGLE_TLV("Mic Volume", 0, CS4236_LEFT_MIC, 0, 31, 1,
 912		  db_scale_5bit_22db_max),
 913CS4236_SINGLE("Mic Boost (+20dB)", 0, CS4236_LEFT_MIC, 5, 1, 0),
 914
 915WSS_DOUBLE("Line Playback Switch", 0,
 916		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 7, 7, 1, 1),
 917WSS_DOUBLE("Line Capture Switch", 0,
 918		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 6, 6, 1, 1),
 919WSS_DOUBLE_TLV("Line Volume", 0,
 920		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 0, 0, 31, 1,
 921		db_scale_5bit_12db_max),
 922
 923WSS_DOUBLE("CD Playback Switch", 1,
 924		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 7, 7, 1, 1),
 925WSS_DOUBLE("CD Capture Switch", 1,
 926		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 6, 6, 1, 1),
 927WSS_DOUBLE_TLV("CD Volume", 1,
 928		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 0, 0, 31, 1,
 929		db_scale_5bit_12db_max),
 930
 931CS4236_DOUBLE1("Beep Playback Switch", 0,
 932		CS4231_MONO_CTRL, CS4236_LEFT_MIX_CTRL, 7, 7, 1, 1),
 933WSS_SINGLE("Beep Playback Volume", 0, CS4231_MONO_CTRL, 0, 15, 1),
 934
 935WSS_DOUBLE("Analog Loopback Switch", 0,
 936		CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT, 7, 7, 1, 0),
 937};
 938
 939#define CS4236_IEC958_ENABLE(xname, xindex) \
 940{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 941  .info = snd_cs4236_info_single, \
 942  .get = snd_cs4236_get_iec958_switch, .put = snd_cs4236_put_iec958_switch, \
 943  .private_value = 1 << 16 }
 944
 945static int snd_cs4236_get_iec958_switch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 946{
 947	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 948	unsigned long flags;
 949	
 950	spin_lock_irqsave(&chip->reg_lock, flags);
 951	ucontrol->value.integer.value[0] = chip->image[CS4231_ALT_FEATURE_1] & 0x02 ? 1 : 0;
 952#if 0
 953	printk(KERN_DEBUG "get valid: ALT = 0x%x, C3 = 0x%x, C4 = 0x%x, "
 954	       "C5 = 0x%x, C6 = 0x%x, C8 = 0x%x\n",
 955			snd_wss_in(chip, CS4231_ALT_FEATURE_1),
 956			snd_cs4236_ctrl_in(chip, 3),
 957			snd_cs4236_ctrl_in(chip, 4),
 958			snd_cs4236_ctrl_in(chip, 5),
 959			snd_cs4236_ctrl_in(chip, 6),
 960			snd_cs4236_ctrl_in(chip, 8));
 961#endif
 962	spin_unlock_irqrestore(&chip->reg_lock, flags);
 963	return 0;
 964}
 965
 966static int snd_cs4236_put_iec958_switch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 967{
 968	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 969	unsigned long flags;
 970	int change;
 971	unsigned short enable, val;
 972	
 973	enable = ucontrol->value.integer.value[0] & 1;
 974
 975	mutex_lock(&chip->mce_mutex);
 976	snd_wss_mce_up(chip);
 977	spin_lock_irqsave(&chip->reg_lock, flags);
 978	val = (chip->image[CS4231_ALT_FEATURE_1] & ~0x0e) | (0<<2) | (enable << 1);
 979	change = val != chip->image[CS4231_ALT_FEATURE_1];
 980	snd_wss_out(chip, CS4231_ALT_FEATURE_1, val);
 981	val = snd_cs4236_ctrl_in(chip, 4) | 0xc0;
 982	snd_cs4236_ctrl_out(chip, 4, val);
 983	udelay(100);
 984	val &= ~0x40;
 985	snd_cs4236_ctrl_out(chip, 4, val);
 986	spin_unlock_irqrestore(&chip->reg_lock, flags);
 987	snd_wss_mce_down(chip);
 988	mutex_unlock(&chip->mce_mutex);
 989
 990#if 0
 991	printk(KERN_DEBUG "set valid: ALT = 0x%x, C3 = 0x%x, C4 = 0x%x, "
 992	       "C5 = 0x%x, C6 = 0x%x, C8 = 0x%x\n",
 993			snd_wss_in(chip, CS4231_ALT_FEATURE_1),
 994			snd_cs4236_ctrl_in(chip, 3),
 995			snd_cs4236_ctrl_in(chip, 4),
 996			snd_cs4236_ctrl_in(chip, 5),
 997			snd_cs4236_ctrl_in(chip, 6),
 998			snd_cs4236_ctrl_in(chip, 8));
 999#endif
1000	return change;
1001}
1002
1003static struct snd_kcontrol_new snd_cs4236_iec958_controls[] = {
1004CS4236_IEC958_ENABLE("IEC958 Output Enable", 0),
1005CS4236_SINGLEC("IEC958 Output Validity", 0, 4, 4, 1, 0),
1006CS4236_SINGLEC("IEC958 Output User", 0, 4, 5, 1, 0),
1007CS4236_SINGLEC("IEC958 Output CSBR", 0, 4, 6, 1, 0),
1008CS4236_SINGLEC("IEC958 Output Channel Status Low", 0, 5, 1, 127, 0),
1009CS4236_SINGLEC("IEC958 Output Channel Status High", 0, 6, 0, 255, 0)
1010};
1011
1012static struct snd_kcontrol_new snd_cs4236_3d_controls_cs4235[] = {
1013CS4236_SINGLEC("3D Control - Switch", 0, 3, 4, 1, 0),
1014CS4236_SINGLEC("3D Control - Space", 0, 2, 4, 15, 1)
1015};
1016
1017static struct snd_kcontrol_new snd_cs4236_3d_controls_cs4237[] = {
1018CS4236_SINGLEC("3D Control - Switch", 0, 3, 7, 1, 0),
1019CS4236_SINGLEC("3D Control - Space", 0, 2, 4, 15, 1),
1020CS4236_SINGLEC("3D Control - Center", 0, 2, 0, 15, 1),
1021CS4236_SINGLEC("3D Control - Mono", 0, 3, 6, 1, 0),
1022CS4236_SINGLEC("3D Control - IEC958", 0, 3, 5, 1, 0)
1023};
1024
1025static struct snd_kcontrol_new snd_cs4236_3d_controls_cs4238[] = {
1026CS4236_SINGLEC("3D Control - Switch", 0, 3, 4, 1, 0),
1027CS4236_SINGLEC("3D Control - Space", 0, 2, 4, 15, 1),
1028CS4236_SINGLEC("3D Control - Volume", 0, 2, 0, 15, 1),
1029CS4236_SINGLEC("3D Control - IEC958", 0, 3, 5, 1, 0)
1030};
1031
1032int snd_cs4236_mixer(struct snd_wss *chip)
1033{
1034	struct snd_card *card;
1035	unsigned int idx, count;
1036	int err;
1037	struct snd_kcontrol_new *kcontrol;
1038
1039	if (snd_BUG_ON(!chip || !chip->card))
1040		return -EINVAL;
1041	card = chip->card;
1042	strcpy(card->mixername, snd_wss_chip_id(chip));
1043
1044	if (chip->hardware == WSS_HW_CS4235 ||
1045	    chip->hardware == WSS_HW_CS4239) {
1046		for (idx = 0; idx < ARRAY_SIZE(snd_cs4235_controls); idx++) {
1047			if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_cs4235_controls[idx], chip))) < 0)
1048				return err;
1049		}
1050	} else {
1051		for (idx = 0; idx < ARRAY_SIZE(snd_cs4236_controls); idx++) {
1052			if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_cs4236_controls[idx], chip))) < 0)
1053				return err;
1054		}
1055	}
1056	switch (chip->hardware) {
1057	case WSS_HW_CS4235:
1058	case WSS_HW_CS4239:
1059		count = ARRAY_SIZE(snd_cs4236_3d_controls_cs4235);
1060		kcontrol = snd_cs4236_3d_controls_cs4235;
1061		break;
1062	case WSS_HW_CS4237B:
1063		count = ARRAY_SIZE(snd_cs4236_3d_controls_cs4237);
1064		kcontrol = snd_cs4236_3d_controls_cs4237;
1065		break;
1066	case WSS_HW_CS4238B:
1067		count = ARRAY_SIZE(snd_cs4236_3d_controls_cs4238);
1068		kcontrol = snd_cs4236_3d_controls_cs4238;
1069		break;
1070	default:
1071		count = 0;
1072		kcontrol = NULL;
1073	}
1074	for (idx = 0; idx < count; idx++, kcontrol++) {
1075		if ((err = snd_ctl_add(card, snd_ctl_new1(kcontrol, chip))) < 0)
1076			return err;
1077	}
1078	if (chip->hardware == WSS_HW_CS4237B ||
1079	    chip->hardware == WSS_HW_CS4238B) {
1080		for (idx = 0; idx < ARRAY_SIZE(snd_cs4236_iec958_controls); idx++) {
1081			if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_cs4236_iec958_controls[idx], chip))) < 0)
1082				return err;
1083		}
1084	}
1085	return 0;
1086}