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v3.15
 
   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 <asm/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, struct snd_pcm **rpcm)
 380{
 381	struct snd_pcm *pcm;
 382	int err;
 383	
 384	err = snd_wss_pcm(chip, device, &pcm);
 385	if (err < 0)
 386		return err;
 387	pcm->info_flags &= ~SNDRV_PCM_INFO_JOINT_DUPLEX;
 388	if (rpcm)
 389		*rpcm = pcm;
 390	return 0;
 391}
 392
 393/*
 394 *  MIXER
 395 */
 396
 397#define CS4236_SINGLE(xname, xindex, reg, shift, mask, invert) \
 398{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 399  .info = snd_cs4236_info_single, \
 400  .get = snd_cs4236_get_single, .put = snd_cs4236_put_single, \
 401  .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
 402
 403#define CS4236_SINGLE_TLV(xname, xindex, reg, shift, mask, invert, xtlv) \
 404{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 405  .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
 406  .info = snd_cs4236_info_single, \
 407  .get = snd_cs4236_get_single, .put = snd_cs4236_put_single, \
 408  .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24), \
 409  .tlv = { .p = (xtlv) } }
 410
 411static int snd_cs4236_info_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 412{
 413	int mask = (kcontrol->private_value >> 16) & 0xff;
 414
 415	uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
 416	uinfo->count = 1;
 417	uinfo->value.integer.min = 0;
 418	uinfo->value.integer.max = mask;
 419	return 0;
 420}
 421
 422static int snd_cs4236_get_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 423{
 424	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 425	unsigned long flags;
 426	int reg = kcontrol->private_value & 0xff;
 427	int shift = (kcontrol->private_value >> 8) & 0xff;
 428	int mask = (kcontrol->private_value >> 16) & 0xff;
 429	int invert = (kcontrol->private_value >> 24) & 0xff;
 430	
 431	spin_lock_irqsave(&chip->reg_lock, flags);
 432	ucontrol->value.integer.value[0] = (chip->eimage[CS4236_REG(reg)] >> shift) & mask;
 433	spin_unlock_irqrestore(&chip->reg_lock, flags);
 434	if (invert)
 435		ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
 436	return 0;
 437}
 438
 439static int snd_cs4236_put_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 440{
 441	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 442	unsigned long flags;
 443	int reg = kcontrol->private_value & 0xff;
 444	int shift = (kcontrol->private_value >> 8) & 0xff;
 445	int mask = (kcontrol->private_value >> 16) & 0xff;
 446	int invert = (kcontrol->private_value >> 24) & 0xff;
 447	int change;
 448	unsigned short val;
 449	
 450	val = (ucontrol->value.integer.value[0] & mask);
 451	if (invert)
 452		val = mask - val;
 453	val <<= shift;
 454	spin_lock_irqsave(&chip->reg_lock, flags);
 455	val = (chip->eimage[CS4236_REG(reg)] & ~(mask << shift)) | val;
 456	change = val != chip->eimage[CS4236_REG(reg)];
 457	snd_cs4236_ext_out(chip, reg, val);
 458	spin_unlock_irqrestore(&chip->reg_lock, flags);
 459	return change;
 460}
 461
 462#define CS4236_SINGLEC(xname, xindex, reg, shift, mask, invert) \
 463{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 464  .info = snd_cs4236_info_single, \
 465  .get = snd_cs4236_get_singlec, .put = snd_cs4236_put_singlec, \
 466  .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
 467
 468static int snd_cs4236_get_singlec(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 469{
 470	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 471	unsigned long flags;
 472	int reg = kcontrol->private_value & 0xff;
 473	int shift = (kcontrol->private_value >> 8) & 0xff;
 474	int mask = (kcontrol->private_value >> 16) & 0xff;
 475	int invert = (kcontrol->private_value >> 24) & 0xff;
 476	
 477	spin_lock_irqsave(&chip->reg_lock, flags);
 478	ucontrol->value.integer.value[0] = (chip->cimage[reg] >> shift) & mask;
 479	spin_unlock_irqrestore(&chip->reg_lock, flags);
 480	if (invert)
 481		ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
 482	return 0;
 483}
 484
 485static int snd_cs4236_put_singlec(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 486{
 487	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 488	unsigned long flags;
 489	int reg = kcontrol->private_value & 0xff;
 490	int shift = (kcontrol->private_value >> 8) & 0xff;
 491	int mask = (kcontrol->private_value >> 16) & 0xff;
 492	int invert = (kcontrol->private_value >> 24) & 0xff;
 493	int change;
 494	unsigned short val;
 495	
 496	val = (ucontrol->value.integer.value[0] & mask);
 497	if (invert)
 498		val = mask - val;
 499	val <<= shift;
 500	spin_lock_irqsave(&chip->reg_lock, flags);
 501	val = (chip->cimage[reg] & ~(mask << shift)) | val;
 502	change = val != chip->cimage[reg];
 503	snd_cs4236_ctrl_out(chip, reg, val);
 504	spin_unlock_irqrestore(&chip->reg_lock, flags);
 505	return change;
 506}
 507
 508#define CS4236_DOUBLE(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert) \
 509{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 510  .info = snd_cs4236_info_double, \
 511  .get = snd_cs4236_get_double, .put = snd_cs4236_put_double, \
 512  .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22) }
 513
 514#define CS4236_DOUBLE_TLV(xname, xindex, left_reg, right_reg, shift_left, \
 515			  shift_right, mask, invert, xtlv) \
 516{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 517  .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
 518  .info = snd_cs4236_info_double, \
 519  .get = snd_cs4236_get_double, .put = snd_cs4236_put_double, \
 520  .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | \
 521		   (shift_right << 19) | (mask << 24) | (invert << 22), \
 522  .tlv = { .p = (xtlv) } }
 523
 524static int snd_cs4236_info_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 525{
 526	int mask = (kcontrol->private_value >> 24) & 0xff;
 527
 528	uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
 529	uinfo->count = 2;
 530	uinfo->value.integer.min = 0;
 531	uinfo->value.integer.max = mask;
 532	return 0;
 533}
 534
 535static int snd_cs4236_get_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 536{
 537	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 538	unsigned long flags;
 539	int left_reg = kcontrol->private_value & 0xff;
 540	int right_reg = (kcontrol->private_value >> 8) & 0xff;
 541	int shift_left = (kcontrol->private_value >> 16) & 0x07;
 542	int shift_right = (kcontrol->private_value >> 19) & 0x07;
 543	int mask = (kcontrol->private_value >> 24) & 0xff;
 544	int invert = (kcontrol->private_value >> 22) & 1;
 545	
 546	spin_lock_irqsave(&chip->reg_lock, flags);
 547	ucontrol->value.integer.value[0] = (chip->eimage[CS4236_REG(left_reg)] >> shift_left) & mask;
 548	ucontrol->value.integer.value[1] = (chip->eimage[CS4236_REG(right_reg)] >> shift_right) & mask;
 549	spin_unlock_irqrestore(&chip->reg_lock, flags);
 550	if (invert) {
 551		ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
 552		ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1];
 553	}
 554	return 0;
 555}
 556
 557static int snd_cs4236_put_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 558{
 559	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 560	unsigned long flags;
 561	int left_reg = kcontrol->private_value & 0xff;
 562	int right_reg = (kcontrol->private_value >> 8) & 0xff;
 563	int shift_left = (kcontrol->private_value >> 16) & 0x07;
 564	int shift_right = (kcontrol->private_value >> 19) & 0x07;
 565	int mask = (kcontrol->private_value >> 24) & 0xff;
 566	int invert = (kcontrol->private_value >> 22) & 1;
 567	int change;
 568	unsigned short val1, val2;
 569	
 570	val1 = ucontrol->value.integer.value[0] & mask;
 571	val2 = ucontrol->value.integer.value[1] & mask;
 572	if (invert) {
 573		val1 = mask - val1;
 574		val2 = mask - val2;
 575	}
 576	val1 <<= shift_left;
 577	val2 <<= shift_right;
 578	spin_lock_irqsave(&chip->reg_lock, flags);
 579	if (left_reg != right_reg) {
 580		val1 = (chip->eimage[CS4236_REG(left_reg)] & ~(mask << shift_left)) | val1;
 581		val2 = (chip->eimage[CS4236_REG(right_reg)] & ~(mask << shift_right)) | val2;
 582		change = val1 != chip->eimage[CS4236_REG(left_reg)] || val2 != chip->eimage[CS4236_REG(right_reg)];
 583		snd_cs4236_ext_out(chip, left_reg, val1);
 584		snd_cs4236_ext_out(chip, right_reg, val2);
 585	} else {
 586		val1 = (chip->eimage[CS4236_REG(left_reg)] & ~((mask << shift_left) | (mask << shift_right))) | val1 | val2;
 587		change = val1 != chip->eimage[CS4236_REG(left_reg)];
 588		snd_cs4236_ext_out(chip, left_reg, val1);
 589	}
 590	spin_unlock_irqrestore(&chip->reg_lock, flags);
 591	return change;
 592}
 593
 594#define CS4236_DOUBLE1(xname, xindex, left_reg, right_reg, shift_left, \
 595			shift_right, mask, invert) \
 596{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 597  .info = snd_cs4236_info_double, \
 598  .get = snd_cs4236_get_double1, .put = snd_cs4236_put_double1, \
 599  .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22) }
 600
 601#define CS4236_DOUBLE1_TLV(xname, xindex, left_reg, right_reg, shift_left, \
 602			   shift_right, mask, invert, xtlv) \
 603{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 604  .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
 605  .info = snd_cs4236_info_double, \
 606  .get = snd_cs4236_get_double1, .put = snd_cs4236_put_double1, \
 607  .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | \
 608		   (shift_right << 19) | (mask << 24) | (invert << 22), \
 609  .tlv = { .p = (xtlv) } }
 610
 611static int snd_cs4236_get_double1(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 612{
 613	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 614	unsigned long flags;
 615	int left_reg = kcontrol->private_value & 0xff;
 616	int right_reg = (kcontrol->private_value >> 8) & 0xff;
 617	int shift_left = (kcontrol->private_value >> 16) & 0x07;
 618	int shift_right = (kcontrol->private_value >> 19) & 0x07;
 619	int mask = (kcontrol->private_value >> 24) & 0xff;
 620	int invert = (kcontrol->private_value >> 22) & 1;
 621	
 622	spin_lock_irqsave(&chip->reg_lock, flags);
 623	ucontrol->value.integer.value[0] = (chip->image[left_reg] >> shift_left) & mask;
 624	ucontrol->value.integer.value[1] = (chip->eimage[CS4236_REG(right_reg)] >> shift_right) & mask;
 625	spin_unlock_irqrestore(&chip->reg_lock, flags);
 626	if (invert) {
 627		ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
 628		ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1];
 629	}
 630	return 0;
 631}
 632
 633static int snd_cs4236_put_double1(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 634{
 635	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 636	unsigned long flags;
 637	int left_reg = kcontrol->private_value & 0xff;
 638	int right_reg = (kcontrol->private_value >> 8) & 0xff;
 639	int shift_left = (kcontrol->private_value >> 16) & 0x07;
 640	int shift_right = (kcontrol->private_value >> 19) & 0x07;
 641	int mask = (kcontrol->private_value >> 24) & 0xff;
 642	int invert = (kcontrol->private_value >> 22) & 1;
 643	int change;
 644	unsigned short val1, val2;
 645	
 646	val1 = ucontrol->value.integer.value[0] & mask;
 647	val2 = ucontrol->value.integer.value[1] & mask;
 648	if (invert) {
 649		val1 = mask - val1;
 650		val2 = mask - val2;
 651	}
 652	val1 <<= shift_left;
 653	val2 <<= shift_right;
 654	spin_lock_irqsave(&chip->reg_lock, flags);
 655	val1 = (chip->image[left_reg] & ~(mask << shift_left)) | val1;
 656	val2 = (chip->eimage[CS4236_REG(right_reg)] & ~(mask << shift_right)) | val2;
 657	change = val1 != chip->image[left_reg] || val2 != chip->eimage[CS4236_REG(right_reg)];
 658	snd_wss_out(chip, left_reg, val1);
 659	snd_cs4236_ext_out(chip, right_reg, val2);
 660	spin_unlock_irqrestore(&chip->reg_lock, flags);
 661	return change;
 662}
 663
 664#define CS4236_MASTER_DIGITAL(xname, xindex, xtlv) \
 665{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 666  .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
 667  .info = snd_cs4236_info_double, \
 668  .get = snd_cs4236_get_master_digital, .put = snd_cs4236_put_master_digital, \
 669  .private_value = 71 << 24, \
 670  .tlv = { .p = (xtlv) } }
 671
 672static inline int snd_cs4236_mixer_master_digital_invert_volume(int vol)
 673{
 674	return (vol < 64) ? 63 - vol : 64 + (71 - vol);
 675}
 676
 677static int snd_cs4236_get_master_digital(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 678{
 679	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 680	unsigned long flags;
 681	
 682	spin_lock_irqsave(&chip->reg_lock, flags);
 683	ucontrol->value.integer.value[0] = snd_cs4236_mixer_master_digital_invert_volume(chip->eimage[CS4236_REG(CS4236_LEFT_MASTER)] & 0x7f);
 684	ucontrol->value.integer.value[1] = snd_cs4236_mixer_master_digital_invert_volume(chip->eimage[CS4236_REG(CS4236_RIGHT_MASTER)] & 0x7f);
 685	spin_unlock_irqrestore(&chip->reg_lock, flags);
 686	return 0;
 687}
 688
 689static int snd_cs4236_put_master_digital(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 690{
 691	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 692	unsigned long flags;
 693	int change;
 694	unsigned short val1, val2;
 695	
 696	val1 = snd_cs4236_mixer_master_digital_invert_volume(ucontrol->value.integer.value[0] & 0x7f);
 697	val2 = snd_cs4236_mixer_master_digital_invert_volume(ucontrol->value.integer.value[1] & 0x7f);
 698	spin_lock_irqsave(&chip->reg_lock, flags);
 699	val1 = (chip->eimage[CS4236_REG(CS4236_LEFT_MASTER)] & ~0x7f) | val1;
 700	val2 = (chip->eimage[CS4236_REG(CS4236_RIGHT_MASTER)] & ~0x7f) | val2;
 701	change = val1 != chip->eimage[CS4236_REG(CS4236_LEFT_MASTER)] || val2 != chip->eimage[CS4236_REG(CS4236_RIGHT_MASTER)];
 702	snd_cs4236_ext_out(chip, CS4236_LEFT_MASTER, val1);
 703	snd_cs4236_ext_out(chip, CS4236_RIGHT_MASTER, val2);
 704	spin_unlock_irqrestore(&chip->reg_lock, flags);
 705	return change;
 706}
 707
 708#define CS4235_OUTPUT_ACCU(xname, xindex, xtlv) \
 709{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 710  .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
 711  .info = snd_cs4236_info_double, \
 712  .get = snd_cs4235_get_output_accu, .put = snd_cs4235_put_output_accu, \
 713  .private_value = 3 << 24, \
 714  .tlv = { .p = (xtlv) } }
 715
 716static inline int snd_cs4235_mixer_output_accu_get_volume(int vol)
 717{
 718	switch ((vol >> 5) & 3) {
 719	case 0: return 1;
 720	case 1: return 3;
 721	case 2: return 2;
 722	case 3: return 0;
 723 	}
 724	return 3;
 725}
 726
 727static inline int snd_cs4235_mixer_output_accu_set_volume(int vol)
 728{
 729	switch (vol & 3) {
 730	case 0: return 3 << 5;
 731	case 1: return 0 << 5;
 732	case 2: return 2 << 5;
 733	case 3: return 1 << 5;
 734	}
 735	return 1 << 5;
 736}
 737
 738static int snd_cs4235_get_output_accu(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 739{
 740	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 741	unsigned long flags;
 742	
 743	spin_lock_irqsave(&chip->reg_lock, flags);
 744	ucontrol->value.integer.value[0] = snd_cs4235_mixer_output_accu_get_volume(chip->image[CS4235_LEFT_MASTER]);
 745	ucontrol->value.integer.value[1] = snd_cs4235_mixer_output_accu_get_volume(chip->image[CS4235_RIGHT_MASTER]);
 746	spin_unlock_irqrestore(&chip->reg_lock, flags);
 747	return 0;
 748}
 749
 750static int snd_cs4235_put_output_accu(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 751{
 752	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 753	unsigned long flags;
 754	int change;
 755	unsigned short val1, val2;
 756	
 757	val1 = snd_cs4235_mixer_output_accu_set_volume(ucontrol->value.integer.value[0]);
 758	val2 = snd_cs4235_mixer_output_accu_set_volume(ucontrol->value.integer.value[1]);
 759	spin_lock_irqsave(&chip->reg_lock, flags);
 760	val1 = (chip->image[CS4235_LEFT_MASTER] & ~(3 << 5)) | val1;
 761	val2 = (chip->image[CS4235_RIGHT_MASTER] & ~(3 << 5)) | val2;
 762	change = val1 != chip->image[CS4235_LEFT_MASTER] || val2 != chip->image[CS4235_RIGHT_MASTER];
 763	snd_wss_out(chip, CS4235_LEFT_MASTER, val1);
 764	snd_wss_out(chip, CS4235_RIGHT_MASTER, val2);
 765	spin_unlock_irqrestore(&chip->reg_lock, flags);
 766	return change;
 767}
 768
 769static const DECLARE_TLV_DB_SCALE(db_scale_7bit, -9450, 150, 0);
 770static const DECLARE_TLV_DB_SCALE(db_scale_6bit, -9450, 150, 0);
 771static const DECLARE_TLV_DB_SCALE(db_scale_6bit_12db_max, -8250, 150, 0);
 772static const DECLARE_TLV_DB_SCALE(db_scale_5bit_12db_max, -3450, 150, 0);
 773static const DECLARE_TLV_DB_SCALE(db_scale_5bit_22db_max, -2400, 150, 0);
 774static const DECLARE_TLV_DB_SCALE(db_scale_4bit, -4500, 300, 0);
 775static const DECLARE_TLV_DB_SCALE(db_scale_2bit, -1800, 600, 0);
 776static const DECLARE_TLV_DB_SCALE(db_scale_rec_gain, 0, 150, 0);
 777
 778static struct snd_kcontrol_new snd_cs4236_controls[] = {
 779
 780CS4236_DOUBLE("Master Digital Playback Switch", 0,
 781		CS4236_LEFT_MASTER, CS4236_RIGHT_MASTER, 7, 7, 1, 1),
 782CS4236_DOUBLE("Master Digital Capture Switch", 0,
 783		CS4236_DAC_MUTE, CS4236_DAC_MUTE, 7, 6, 1, 1),
 784CS4236_MASTER_DIGITAL("Master Digital Volume", 0, db_scale_7bit),
 785
 786CS4236_DOUBLE_TLV("Capture Boost Volume", 0,
 787		  CS4236_LEFT_MIX_CTRL, CS4236_RIGHT_MIX_CTRL, 5, 5, 3, 1,
 788		  db_scale_2bit),
 789
 790WSS_DOUBLE("PCM Playback Switch", 0,
 791		CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 7, 7, 1, 1),
 792WSS_DOUBLE_TLV("PCM Playback Volume", 0,
 793		CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 0, 0, 63, 1,
 794		db_scale_6bit),
 795
 796CS4236_DOUBLE("DSP Playback Switch", 0,
 797		CS4236_LEFT_DSP, CS4236_RIGHT_DSP, 7, 7, 1, 1),
 798CS4236_DOUBLE_TLV("DSP Playback Volume", 0,
 799		  CS4236_LEFT_DSP, CS4236_RIGHT_DSP, 0, 0, 63, 1,
 800		  db_scale_6bit),
 801
 802CS4236_DOUBLE("FM Playback Switch", 0,
 803		CS4236_LEFT_FM, CS4236_RIGHT_FM, 7, 7, 1, 1),
 804CS4236_DOUBLE_TLV("FM Playback Volume", 0,
 805		  CS4236_LEFT_FM, CS4236_RIGHT_FM, 0, 0, 63, 1,
 806		  db_scale_6bit),
 807
 808CS4236_DOUBLE("Wavetable Playback Switch", 0,
 809		CS4236_LEFT_WAVE, CS4236_RIGHT_WAVE, 7, 7, 1, 1),
 810CS4236_DOUBLE_TLV("Wavetable Playback Volume", 0,
 811		  CS4236_LEFT_WAVE, CS4236_RIGHT_WAVE, 0, 0, 63, 1,
 812		  db_scale_6bit_12db_max),
 813
 814WSS_DOUBLE("Synth Playback Switch", 0,
 815		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 7, 7, 1, 1),
 816WSS_DOUBLE_TLV("Synth Volume", 0,
 817		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 0, 0, 31, 1,
 818		db_scale_5bit_12db_max),
 819WSS_DOUBLE("Synth Capture Switch", 0,
 820		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 6, 6, 1, 1),
 821WSS_DOUBLE("Synth Capture Bypass", 0,
 822		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 5, 5, 1, 1),
 823
 824CS4236_DOUBLE("Mic Playback Switch", 0,
 825		CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 6, 6, 1, 1),
 826CS4236_DOUBLE("Mic Capture Switch", 0,
 827		CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 7, 7, 1, 1),
 828CS4236_DOUBLE_TLV("Mic Volume", 0, CS4236_LEFT_MIC, CS4236_RIGHT_MIC,
 829		  0, 0, 31, 1, db_scale_5bit_22db_max),
 830CS4236_DOUBLE("Mic Playback Boost (+20dB)", 0,
 831		CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 5, 5, 1, 0),
 832
 833WSS_DOUBLE("Line Playback Switch", 0,
 834		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 7, 7, 1, 1),
 835WSS_DOUBLE_TLV("Line Volume", 0,
 836		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 0, 0, 31, 1,
 837		db_scale_5bit_12db_max),
 838WSS_DOUBLE("Line Capture Switch", 0,
 839		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 6, 6, 1, 1),
 840WSS_DOUBLE("Line Capture Bypass", 0,
 841		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 5, 5, 1, 1),
 842
 843WSS_DOUBLE("CD Playback Switch", 0,
 844		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 7, 7, 1, 1),
 845WSS_DOUBLE_TLV("CD Volume", 0,
 846		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 0, 0, 31, 1,
 847		db_scale_5bit_12db_max),
 848WSS_DOUBLE("CD Capture Switch", 0,
 849		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 6, 6, 1, 1),
 850
 851CS4236_DOUBLE1("Mono Output Playback Switch", 0,
 852		CS4231_MONO_CTRL, CS4236_RIGHT_MIX_CTRL, 6, 7, 1, 1),
 853CS4236_DOUBLE1("Beep Playback Switch", 0,
 854		CS4231_MONO_CTRL, CS4236_LEFT_MIX_CTRL, 7, 7, 1, 1),
 855WSS_SINGLE_TLV("Beep Playback Volume", 0, CS4231_MONO_CTRL, 0, 15, 1,
 856		db_scale_4bit),
 857WSS_SINGLE("Beep Bypass Playback Switch", 0, CS4231_MONO_CTRL, 5, 1, 0),
 858
 859WSS_DOUBLE_TLV("Capture Volume", 0, CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT,
 860		0, 0, 15, 0, db_scale_rec_gain),
 861WSS_DOUBLE("Analog Loopback Capture Switch", 0,
 862		CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT, 7, 7, 1, 0),
 863
 864WSS_SINGLE("Loopback Digital Playback Switch", 0, CS4231_LOOPBACK, 0, 1, 0),
 865CS4236_DOUBLE1_TLV("Loopback Digital Playback Volume", 0,
 866		   CS4231_LOOPBACK, CS4236_RIGHT_LOOPBACK, 2, 0, 63, 1,
 867		   db_scale_6bit),
 868};
 869
 870static const DECLARE_TLV_DB_SCALE(db_scale_5bit_6db_max, -5600, 200, 0);
 871static const DECLARE_TLV_DB_SCALE(db_scale_2bit_16db_max, -2400, 800, 0);
 872
 873static struct snd_kcontrol_new snd_cs4235_controls[] = {
 874
 875WSS_DOUBLE("Master Playback Switch", 0,
 876		CS4235_LEFT_MASTER, CS4235_RIGHT_MASTER, 7, 7, 1, 1),
 877WSS_DOUBLE_TLV("Master Playback Volume", 0,
 878		CS4235_LEFT_MASTER, CS4235_RIGHT_MASTER, 0, 0, 31, 1,
 879		db_scale_5bit_6db_max),
 880
 881CS4235_OUTPUT_ACCU("Playback Volume", 0, db_scale_2bit_16db_max),
 882
 883WSS_DOUBLE("Synth Playback Switch", 1,
 884		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 7, 7, 1, 1),
 885WSS_DOUBLE("Synth Capture Switch", 1,
 886		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 6, 6, 1, 1),
 887WSS_DOUBLE_TLV("Synth Volume", 1,
 888		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 0, 0, 31, 1,
 889		db_scale_5bit_12db_max),
 890
 891CS4236_DOUBLE_TLV("Capture Volume", 0,
 892		  CS4236_LEFT_MIX_CTRL, CS4236_RIGHT_MIX_CTRL, 5, 5, 3, 1,
 893		  db_scale_2bit),
 894
 895WSS_DOUBLE("PCM Playback Switch", 0,
 896		CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 7, 7, 1, 1),
 897WSS_DOUBLE("PCM Capture Switch", 0,
 898		CS4236_DAC_MUTE, CS4236_DAC_MUTE, 7, 6, 1, 1),
 899WSS_DOUBLE_TLV("PCM Volume", 0,
 900		CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 0, 0, 63, 1,
 901		db_scale_6bit),
 902
 903CS4236_DOUBLE("DSP Switch", 0, CS4236_LEFT_DSP, CS4236_RIGHT_DSP, 7, 7, 1, 1),
 904
 905CS4236_DOUBLE("FM Switch", 0, CS4236_LEFT_FM, CS4236_RIGHT_FM, 7, 7, 1, 1),
 906
 907CS4236_DOUBLE("Wavetable Switch", 0,
 908		CS4236_LEFT_WAVE, CS4236_RIGHT_WAVE, 7, 7, 1, 1),
 909
 910CS4236_DOUBLE("Mic Capture Switch", 0,
 911		CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 7, 7, 1, 1),
 912CS4236_DOUBLE("Mic Playback Switch", 0,
 913		CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 6, 6, 1, 1),
 914CS4236_SINGLE_TLV("Mic Volume", 0, CS4236_LEFT_MIC, 0, 31, 1,
 915		  db_scale_5bit_22db_max),
 916CS4236_SINGLE("Mic Boost (+20dB)", 0, CS4236_LEFT_MIC, 5, 1, 0),
 917
 918WSS_DOUBLE("Line Playback Switch", 0,
 919		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 7, 7, 1, 1),
 920WSS_DOUBLE("Line Capture Switch", 0,
 921		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 6, 6, 1, 1),
 922WSS_DOUBLE_TLV("Line Volume", 0,
 923		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 0, 0, 31, 1,
 924		db_scale_5bit_12db_max),
 925
 926WSS_DOUBLE("CD Playback Switch", 1,
 927		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 7, 7, 1, 1),
 928WSS_DOUBLE("CD Capture Switch", 1,
 929		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 6, 6, 1, 1),
 930WSS_DOUBLE_TLV("CD Volume", 1,
 931		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 0, 0, 31, 1,
 932		db_scale_5bit_12db_max),
 933
 934CS4236_DOUBLE1("Beep Playback Switch", 0,
 935		CS4231_MONO_CTRL, CS4236_LEFT_MIX_CTRL, 7, 7, 1, 1),
 936WSS_SINGLE("Beep Playback Volume", 0, CS4231_MONO_CTRL, 0, 15, 1),
 937
 938WSS_DOUBLE("Analog Loopback Switch", 0,
 939		CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT, 7, 7, 1, 0),
 940};
 941
 942#define CS4236_IEC958_ENABLE(xname, xindex) \
 943{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 944  .info = snd_cs4236_info_single, \
 945  .get = snd_cs4236_get_iec958_switch, .put = snd_cs4236_put_iec958_switch, \
 946  .private_value = 1 << 16 }
 947
 948static int snd_cs4236_get_iec958_switch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 949{
 950	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 951	unsigned long flags;
 952	
 953	spin_lock_irqsave(&chip->reg_lock, flags);
 954	ucontrol->value.integer.value[0] = chip->image[CS4231_ALT_FEATURE_1] & 0x02 ? 1 : 0;
 955#if 0
 956	printk(KERN_DEBUG "get valid: ALT = 0x%x, C3 = 0x%x, C4 = 0x%x, "
 957	       "C5 = 0x%x, C6 = 0x%x, C8 = 0x%x\n",
 958			snd_wss_in(chip, CS4231_ALT_FEATURE_1),
 959			snd_cs4236_ctrl_in(chip, 3),
 960			snd_cs4236_ctrl_in(chip, 4),
 961			snd_cs4236_ctrl_in(chip, 5),
 962			snd_cs4236_ctrl_in(chip, 6),
 963			snd_cs4236_ctrl_in(chip, 8));
 964#endif
 965	spin_unlock_irqrestore(&chip->reg_lock, flags);
 966	return 0;
 967}
 968
 969static int snd_cs4236_put_iec958_switch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 970{
 971	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 972	unsigned long flags;
 973	int change;
 974	unsigned short enable, val;
 975	
 976	enable = ucontrol->value.integer.value[0] & 1;
 977
 978	mutex_lock(&chip->mce_mutex);
 979	snd_wss_mce_up(chip);
 980	spin_lock_irqsave(&chip->reg_lock, flags);
 981	val = (chip->image[CS4231_ALT_FEATURE_1] & ~0x0e) | (0<<2) | (enable << 1);
 982	change = val != chip->image[CS4231_ALT_FEATURE_1];
 983	snd_wss_out(chip, CS4231_ALT_FEATURE_1, val);
 984	val = snd_cs4236_ctrl_in(chip, 4) | 0xc0;
 985	snd_cs4236_ctrl_out(chip, 4, val);
 986	udelay(100);
 987	val &= ~0x40;
 988	snd_cs4236_ctrl_out(chip, 4, val);
 989	spin_unlock_irqrestore(&chip->reg_lock, flags);
 990	snd_wss_mce_down(chip);
 991	mutex_unlock(&chip->mce_mutex);
 992
 993#if 0
 994	printk(KERN_DEBUG "set valid: ALT = 0x%x, C3 = 0x%x, C4 = 0x%x, "
 995	       "C5 = 0x%x, C6 = 0x%x, C8 = 0x%x\n",
 996			snd_wss_in(chip, CS4231_ALT_FEATURE_1),
 997			snd_cs4236_ctrl_in(chip, 3),
 998			snd_cs4236_ctrl_in(chip, 4),
 999			snd_cs4236_ctrl_in(chip, 5),
1000			snd_cs4236_ctrl_in(chip, 6),
1001			snd_cs4236_ctrl_in(chip, 8));
1002#endif
1003	return change;
1004}
1005
1006static struct snd_kcontrol_new snd_cs4236_iec958_controls[] = {
1007CS4236_IEC958_ENABLE("IEC958 Output Enable", 0),
1008CS4236_SINGLEC("IEC958 Output Validity", 0, 4, 4, 1, 0),
1009CS4236_SINGLEC("IEC958 Output User", 0, 4, 5, 1, 0),
1010CS4236_SINGLEC("IEC958 Output CSBR", 0, 4, 6, 1, 0),
1011CS4236_SINGLEC("IEC958 Output Channel Status Low", 0, 5, 1, 127, 0),
1012CS4236_SINGLEC("IEC958 Output Channel Status High", 0, 6, 0, 255, 0)
1013};
1014
1015static struct snd_kcontrol_new snd_cs4236_3d_controls_cs4235[] = {
1016CS4236_SINGLEC("3D Control - Switch", 0, 3, 4, 1, 0),
1017CS4236_SINGLEC("3D Control - Space", 0, 2, 4, 15, 1)
1018};
1019
1020static struct snd_kcontrol_new snd_cs4236_3d_controls_cs4237[] = {
1021CS4236_SINGLEC("3D Control - Switch", 0, 3, 7, 1, 0),
1022CS4236_SINGLEC("3D Control - Space", 0, 2, 4, 15, 1),
1023CS4236_SINGLEC("3D Control - Center", 0, 2, 0, 15, 1),
1024CS4236_SINGLEC("3D Control - Mono", 0, 3, 6, 1, 0),
1025CS4236_SINGLEC("3D Control - IEC958", 0, 3, 5, 1, 0)
1026};
1027
1028static struct snd_kcontrol_new snd_cs4236_3d_controls_cs4238[] = {
1029CS4236_SINGLEC("3D Control - Switch", 0, 3, 4, 1, 0),
1030CS4236_SINGLEC("3D Control - Space", 0, 2, 4, 15, 1),
1031CS4236_SINGLEC("3D Control - Volume", 0, 2, 0, 15, 1),
1032CS4236_SINGLEC("3D Control - IEC958", 0, 3, 5, 1, 0)
1033};
1034
1035int snd_cs4236_mixer(struct snd_wss *chip)
1036{
1037	struct snd_card *card;
1038	unsigned int idx, count;
1039	int err;
1040	struct snd_kcontrol_new *kcontrol;
1041
1042	if (snd_BUG_ON(!chip || !chip->card))
1043		return -EINVAL;
1044	card = chip->card;
1045	strcpy(card->mixername, snd_wss_chip_id(chip));
1046
1047	if (chip->hardware == WSS_HW_CS4235 ||
1048	    chip->hardware == WSS_HW_CS4239) {
1049		for (idx = 0; idx < ARRAY_SIZE(snd_cs4235_controls); idx++) {
1050			if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_cs4235_controls[idx], chip))) < 0)
1051				return err;
1052		}
1053	} else {
1054		for (idx = 0; idx < ARRAY_SIZE(snd_cs4236_controls); idx++) {
1055			if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_cs4236_controls[idx], chip))) < 0)
1056				return err;
1057		}
1058	}
1059	switch (chip->hardware) {
1060	case WSS_HW_CS4235:
1061	case WSS_HW_CS4239:
1062		count = ARRAY_SIZE(snd_cs4236_3d_controls_cs4235);
1063		kcontrol = snd_cs4236_3d_controls_cs4235;
1064		break;
1065	case WSS_HW_CS4237B:
1066		count = ARRAY_SIZE(snd_cs4236_3d_controls_cs4237);
1067		kcontrol = snd_cs4236_3d_controls_cs4237;
1068		break;
1069	case WSS_HW_CS4238B:
1070		count = ARRAY_SIZE(snd_cs4236_3d_controls_cs4238);
1071		kcontrol = snd_cs4236_3d_controls_cs4238;
1072		break;
1073	default:
1074		count = 0;
1075		kcontrol = NULL;
1076	}
1077	for (idx = 0; idx < count; idx++, kcontrol++) {
1078		if ((err = snd_ctl_add(card, snd_ctl_new1(kcontrol, chip))) < 0)
1079			return err;
1080	}
1081	if (chip->hardware == WSS_HW_CS4237B ||
1082	    chip->hardware == WSS_HW_CS4238B) {
1083		for (idx = 0; idx < ARRAY_SIZE(snd_cs4236_iec958_controls); idx++) {
1084			if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_cs4236_iec958_controls[idx], chip))) < 0)
1085				return err;
1086		}
1087	}
1088	return 0;
1089}
v5.4
   1// SPDX-License-Identifier: GPL-2.0-or-later
   2/*
   3 *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
   4 *  Routines for control of CS4235/4236B/4237B/4238B/4239 chips
   5 *
   6 *  Note:
   7 *     -----
   8 *
   9 *  Bugs:
  10 *     -----
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  11 */
  12
  13/*
  14 *  Indirect control registers (CS4236B+)
  15 * 
  16 *  C0
  17 *     D8: WSS reset (all chips)
  18 *
  19 *  C1 (all chips except CS4236)
  20 *     D7-D5: version 
  21 *     D4-D0: chip id
  22 *             11101 - CS4235
  23 *             01011 - CS4236B
  24 *             01000 - CS4237B
  25 *             01001 - CS4238B
  26 *             11110 - CS4239
  27 *
  28 *  C2
  29 *     D7-D4: 3D Space (CS4235,CS4237B,CS4238B,CS4239)
  30 *     D3-D0: 3D Center (CS4237B); 3D Volume (CS4238B)
  31 * 
  32 *  C3
  33 *     D7: 3D Enable (CS4237B)
  34 *     D6: 3D Mono Enable (CS4237B)
  35 *     D5: 3D Serial Output (CS4237B,CS4238B)
  36 *     D4: 3D Enable (CS4235,CS4238B,CS4239)
  37 *
  38 *  C4
  39 *     D7: consumer serial port enable (CS4237B,CS4238B)
  40 *     D6: channels status block reset (CS4237B,CS4238B)
  41 *     D5: user bit in sub-frame of digital audio data (CS4237B,CS4238B)
  42 *     D4: validity bit bit in sub-frame of digital audio data (CS4237B,CS4238B)
  43 * 
  44 *  C5  lower channel status (digital serial data description) (CS4237B,CS4238B)
  45 *     D7-D6: first two bits of category code
  46 *     D5: lock
  47 *     D4-D3: pre-emphasis (0 = none, 1 = 50/15us)
  48 *     D2: copy/copyright (0 = copy inhibited)
  49 *     D1: 0 = digital audio / 1 = non-digital audio
  50 *     
  51 *  C6  upper channel status (digital serial data description) (CS4237B,CS4238B)
  52 *     D7-D6: sample frequency (0 = 44.1kHz)
  53 *     D5: generation status (0 = no indication, 1 = original/commercially precaptureed data)
  54 *     D4-D0: category code (upper bits)
  55 *
  56 *  C7  reserved (must write 0)
  57 *
  58 *  C8  wavetable control
  59 *     D7: volume control interrupt enable (CS4235,CS4239)
  60 *     D6: hardware volume control format (CS4235,CS4239)
  61 *     D3: wavetable serial port enable (all chips)
  62 *     D2: DSP serial port switch (all chips)
  63 *     D1: disable MCLK (all chips)
  64 *     D0: force BRESET low (all chips)
  65 *
  66 */
  67
  68#include <linux/io.h>
  69#include <linux/delay.h>
  70#include <linux/init.h>
  71#include <linux/time.h>
  72#include <linux/wait.h>
  73#include <sound/core.h>
  74#include <sound/wss.h>
  75#include <sound/asoundef.h>
  76#include <sound/initval.h>
  77#include <sound/tlv.h>
  78
  79/*
  80 *
  81 */
  82
  83static unsigned char snd_cs4236_ext_map[18] = {
  84	/* CS4236_LEFT_LINE */		0xff,
  85	/* CS4236_RIGHT_LINE */		0xff,
  86	/* CS4236_LEFT_MIC */		0xdf,
  87	/* CS4236_RIGHT_MIC */		0xdf,
  88	/* CS4236_LEFT_MIX_CTRL */	0xe0 | 0x18,
  89	/* CS4236_RIGHT_MIX_CTRL */	0xe0,
  90	/* CS4236_LEFT_FM */		0xbf,
  91	/* CS4236_RIGHT_FM */		0xbf,
  92	/* CS4236_LEFT_DSP */		0xbf,
  93	/* CS4236_RIGHT_DSP */		0xbf,
  94	/* CS4236_RIGHT_LOOPBACK */	0xbf,
  95	/* CS4236_DAC_MUTE */		0xe0,
  96	/* CS4236_ADC_RATE */		0x01,	/* 48kHz */
  97	/* CS4236_DAC_RATE */		0x01,	/* 48kHz */
  98	/* CS4236_LEFT_MASTER */	0xbf,
  99	/* CS4236_RIGHT_MASTER */	0xbf,
 100	/* CS4236_LEFT_WAVE */		0xbf,
 101	/* CS4236_RIGHT_WAVE */		0xbf
 102};
 103
 104/*
 105 *
 106 */
 107
 108static void snd_cs4236_ctrl_out(struct snd_wss *chip,
 109				unsigned char reg, unsigned char val)
 110{
 111	outb(reg, chip->cport + 3);
 112	outb(chip->cimage[reg] = val, chip->cport + 4);
 113}
 114
 115static unsigned char snd_cs4236_ctrl_in(struct snd_wss *chip, unsigned char reg)
 116{
 117	outb(reg, chip->cport + 3);
 118	return inb(chip->cport + 4);
 119}
 120
 121/*
 122 *  PCM
 123 */
 124
 125#define CLOCKS 8
 126
 127static const struct snd_ratnum clocks[CLOCKS] = {
 128	{ .num = 16934400, .den_min = 353, .den_max = 353, .den_step = 1 },
 129	{ .num = 16934400, .den_min = 529, .den_max = 529, .den_step = 1 },
 130	{ .num = 16934400, .den_min = 617, .den_max = 617, .den_step = 1 },
 131	{ .num = 16934400, .den_min = 1058, .den_max = 1058, .den_step = 1 },
 132	{ .num = 16934400, .den_min = 1764, .den_max = 1764, .den_step = 1 },
 133	{ .num = 16934400, .den_min = 2117, .den_max = 2117, .den_step = 1 },
 134	{ .num = 16934400, .den_min = 2558, .den_max = 2558, .den_step = 1 },
 135	{ .num = 16934400/16, .den_min = 21, .den_max = 192, .den_step = 1 }
 136};
 137
 138static const struct snd_pcm_hw_constraint_ratnums hw_constraints_clocks = {
 139	.nrats = CLOCKS,
 140	.rats = clocks,
 141};
 142
 143static int snd_cs4236_xrate(struct snd_pcm_runtime *runtime)
 144{
 145	return snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
 146					     &hw_constraints_clocks);
 147}
 148
 149static unsigned char divisor_to_rate_register(unsigned int divisor)
 150{
 151	switch (divisor) {
 152	case 353:	return 1;
 153	case 529:	return 2;
 154	case 617:	return 3;
 155	case 1058:	return 4;
 156	case 1764:	return 5;
 157	case 2117:	return 6;
 158	case 2558:	return 7;
 159	default:
 160		if (divisor < 21 || divisor > 192) {
 161			snd_BUG();
 162			return 192;
 163		}
 164		return divisor;
 165	}
 166}
 167
 168static void snd_cs4236_playback_format(struct snd_wss *chip,
 169				       struct snd_pcm_hw_params *params,
 170				       unsigned char pdfr)
 171{
 172	unsigned long flags;
 173	unsigned char rate = divisor_to_rate_register(params->rate_den);
 174	
 175	spin_lock_irqsave(&chip->reg_lock, flags);
 176	/* set fast playback format change and clean playback FIFO */
 177	snd_wss_out(chip, CS4231_ALT_FEATURE_1,
 178		    chip->image[CS4231_ALT_FEATURE_1] | 0x10);
 179	snd_wss_out(chip, CS4231_PLAYBK_FORMAT, pdfr & 0xf0);
 180	snd_wss_out(chip, CS4231_ALT_FEATURE_1,
 181		    chip->image[CS4231_ALT_FEATURE_1] & ~0x10);
 182	snd_cs4236_ext_out(chip, CS4236_DAC_RATE, rate);
 183	spin_unlock_irqrestore(&chip->reg_lock, flags);
 184}
 185
 186static void snd_cs4236_capture_format(struct snd_wss *chip,
 187				      struct snd_pcm_hw_params *params,
 188				      unsigned char cdfr)
 189{
 190	unsigned long flags;
 191	unsigned char rate = divisor_to_rate_register(params->rate_den);
 192	
 193	spin_lock_irqsave(&chip->reg_lock, flags);
 194	/* set fast capture format change and clean capture FIFO */
 195	snd_wss_out(chip, CS4231_ALT_FEATURE_1,
 196		    chip->image[CS4231_ALT_FEATURE_1] | 0x20);
 197	snd_wss_out(chip, CS4231_REC_FORMAT, cdfr & 0xf0);
 198	snd_wss_out(chip, CS4231_ALT_FEATURE_1,
 199		    chip->image[CS4231_ALT_FEATURE_1] & ~0x20);
 200	snd_cs4236_ext_out(chip, CS4236_ADC_RATE, rate);
 201	spin_unlock_irqrestore(&chip->reg_lock, flags);
 202}
 203
 204#ifdef CONFIG_PM
 205
 206static void snd_cs4236_suspend(struct snd_wss *chip)
 207{
 208	int reg;
 209	unsigned long flags;
 210	
 211	spin_lock_irqsave(&chip->reg_lock, flags);
 212	for (reg = 0; reg < 32; reg++)
 213		chip->image[reg] = snd_wss_in(chip, reg);
 214	for (reg = 0; reg < 18; reg++)
 215		chip->eimage[reg] = snd_cs4236_ext_in(chip, CS4236_I23VAL(reg));
 216	for (reg = 2; reg < 9; reg++)
 217		chip->cimage[reg] = snd_cs4236_ctrl_in(chip, reg);
 218	spin_unlock_irqrestore(&chip->reg_lock, flags);
 219}
 220
 221static void snd_cs4236_resume(struct snd_wss *chip)
 222{
 223	int reg;
 224	unsigned long flags;
 225	
 226	snd_wss_mce_up(chip);
 227	spin_lock_irqsave(&chip->reg_lock, flags);
 228	for (reg = 0; reg < 32; reg++) {
 229		switch (reg) {
 230		case CS4236_EXT_REG:
 231		case CS4231_VERSION:
 232		case 27:	/* why? CS4235 - master left */
 233		case 29:	/* why? CS4235 - master right */
 234			break;
 235		default:
 236			snd_wss_out(chip, reg, chip->image[reg]);
 237			break;
 238		}
 239	}
 240	for (reg = 0; reg < 18; reg++)
 241		snd_cs4236_ext_out(chip, CS4236_I23VAL(reg), chip->eimage[reg]);
 242	for (reg = 2; reg < 9; reg++) {
 243		switch (reg) {
 244		case 7:
 245			break;
 246		default:
 247			snd_cs4236_ctrl_out(chip, reg, chip->cimage[reg]);
 248		}
 249	}
 250	spin_unlock_irqrestore(&chip->reg_lock, flags);
 251	snd_wss_mce_down(chip);
 252}
 253
 254#endif /* CONFIG_PM */
 255/*
 256 * This function does no fail if the chip is not CS4236B or compatible.
 257 * It just an equivalent to the snd_wss_create() then.
 258 */
 259int snd_cs4236_create(struct snd_card *card,
 260		      unsigned long port,
 261		      unsigned long cport,
 262		      int irq, int dma1, int dma2,
 263		      unsigned short hardware,
 264		      unsigned short hwshare,
 265		      struct snd_wss **rchip)
 266{
 267	struct snd_wss *chip;
 268	unsigned char ver1, ver2;
 269	unsigned int reg;
 270	int err;
 271
 272	*rchip = NULL;
 273	if (hardware == WSS_HW_DETECT)
 274		hardware = WSS_HW_DETECT3;
 275
 276	err = snd_wss_create(card, port, cport,
 277			     irq, dma1, dma2, hardware, hwshare, &chip);
 278	if (err < 0)
 279		return err;
 280
 281	if ((chip->hardware & WSS_HW_CS4236B_MASK) == 0) {
 282		snd_printd("chip is not CS4236+, hardware=0x%x\n",
 283			   chip->hardware);
 284		*rchip = chip;
 285		return 0;
 286	}
 287#if 0
 288	{
 289		int idx;
 290		for (idx = 0; idx < 8; idx++)
 291			snd_printk(KERN_DEBUG "CD%i = 0x%x\n",
 292				   idx, inb(chip->cport + idx));
 293		for (idx = 0; idx < 9; idx++)
 294			snd_printk(KERN_DEBUG "C%i = 0x%x\n",
 295				   idx, snd_cs4236_ctrl_in(chip, idx));
 296	}
 297#endif
 298	if (cport < 0x100 || cport == SNDRV_AUTO_PORT) {
 299		snd_printk(KERN_ERR "please, specify control port "
 300			   "for CS4236+ chips\n");
 301		snd_device_free(card, chip);
 302		return -ENODEV;
 303	}
 304	ver1 = snd_cs4236_ctrl_in(chip, 1);
 305	ver2 = snd_cs4236_ext_in(chip, CS4236_VERSION);
 306	snd_printdd("CS4236: [0x%lx] C1 (version) = 0x%x, ext = 0x%x\n",
 307			cport, ver1, ver2);
 308	if (ver1 != ver2) {
 309		snd_printk(KERN_ERR "CS4236+ chip detected, but "
 310			   "control port 0x%lx is not valid\n", cport);
 311		snd_device_free(card, chip);
 312		return -ENODEV;
 313	}
 314	snd_cs4236_ctrl_out(chip, 0, 0x00);
 315	snd_cs4236_ctrl_out(chip, 2, 0xff);
 316	snd_cs4236_ctrl_out(chip, 3, 0x00);
 317	snd_cs4236_ctrl_out(chip, 4, 0x80);
 318	reg = ((IEC958_AES1_CON_PCM_CODER & 3) << 6) |
 319	      IEC958_AES0_CON_EMPHASIS_NONE;
 320	snd_cs4236_ctrl_out(chip, 5, reg);
 321	snd_cs4236_ctrl_out(chip, 6, IEC958_AES1_CON_PCM_CODER >> 2);
 322	snd_cs4236_ctrl_out(chip, 7, 0x00);
 323	/*
 324	 * 0x8c for C8 is valid for Turtle Beach Malibu - the IEC-958
 325	 * output is working with this setup, other hardware should
 326	 * have different signal paths and this value should be
 327	 * selectable in the future
 328	 */
 329	snd_cs4236_ctrl_out(chip, 8, 0x8c);
 330	chip->rate_constraint = snd_cs4236_xrate;
 331	chip->set_playback_format = snd_cs4236_playback_format;
 332	chip->set_capture_format = snd_cs4236_capture_format;
 333#ifdef CONFIG_PM
 334	chip->suspend = snd_cs4236_suspend;
 335	chip->resume = snd_cs4236_resume;
 336#endif
 337
 338	/* initialize extended registers */
 339	for (reg = 0; reg < sizeof(snd_cs4236_ext_map); reg++)
 340		snd_cs4236_ext_out(chip, CS4236_I23VAL(reg),
 341				   snd_cs4236_ext_map[reg]);
 342
 343	/* initialize compatible but more featured registers */
 344	snd_wss_out(chip, CS4231_LEFT_INPUT, 0x40);
 345	snd_wss_out(chip, CS4231_RIGHT_INPUT, 0x40);
 346	snd_wss_out(chip, CS4231_AUX1_LEFT_INPUT, 0xff);
 347	snd_wss_out(chip, CS4231_AUX1_RIGHT_INPUT, 0xff);
 348	snd_wss_out(chip, CS4231_AUX2_LEFT_INPUT, 0xdf);
 349	snd_wss_out(chip, CS4231_AUX2_RIGHT_INPUT, 0xdf);
 350	snd_wss_out(chip, CS4231_RIGHT_LINE_IN, 0xff);
 351	snd_wss_out(chip, CS4231_LEFT_LINE_IN, 0xff);
 352	snd_wss_out(chip, CS4231_RIGHT_LINE_IN, 0xff);
 353	switch (chip->hardware) {
 354	case WSS_HW_CS4235:
 355	case WSS_HW_CS4239:
 356		snd_wss_out(chip, CS4235_LEFT_MASTER, 0xff);
 357		snd_wss_out(chip, CS4235_RIGHT_MASTER, 0xff);
 358		break;
 359	}
 360
 361	*rchip = chip;
 362	return 0;
 363}
 364
 365int snd_cs4236_pcm(struct snd_wss *chip, int device)
 366{
 
 367	int err;
 368	
 369	err = snd_wss_pcm(chip, device);
 370	if (err < 0)
 371		return err;
 372	chip->pcm->info_flags &= ~SNDRV_PCM_INFO_JOINT_DUPLEX;
 
 
 373	return 0;
 374}
 375
 376/*
 377 *  MIXER
 378 */
 379
 380#define CS4236_SINGLE(xname, xindex, reg, shift, mask, invert) \
 381{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 382  .info = snd_cs4236_info_single, \
 383  .get = snd_cs4236_get_single, .put = snd_cs4236_put_single, \
 384  .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
 385
 386#define CS4236_SINGLE_TLV(xname, xindex, reg, shift, mask, invert, xtlv) \
 387{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 388  .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
 389  .info = snd_cs4236_info_single, \
 390  .get = snd_cs4236_get_single, .put = snd_cs4236_put_single, \
 391  .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24), \
 392  .tlv = { .p = (xtlv) } }
 393
 394static int snd_cs4236_info_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 395{
 396	int mask = (kcontrol->private_value >> 16) & 0xff;
 397
 398	uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
 399	uinfo->count = 1;
 400	uinfo->value.integer.min = 0;
 401	uinfo->value.integer.max = mask;
 402	return 0;
 403}
 404
 405static int snd_cs4236_get_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 406{
 407	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 408	unsigned long flags;
 409	int reg = kcontrol->private_value & 0xff;
 410	int shift = (kcontrol->private_value >> 8) & 0xff;
 411	int mask = (kcontrol->private_value >> 16) & 0xff;
 412	int invert = (kcontrol->private_value >> 24) & 0xff;
 413	
 414	spin_lock_irqsave(&chip->reg_lock, flags);
 415	ucontrol->value.integer.value[0] = (chip->eimage[CS4236_REG(reg)] >> shift) & mask;
 416	spin_unlock_irqrestore(&chip->reg_lock, flags);
 417	if (invert)
 418		ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
 419	return 0;
 420}
 421
 422static int snd_cs4236_put_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 423{
 424	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 425	unsigned long flags;
 426	int reg = kcontrol->private_value & 0xff;
 427	int shift = (kcontrol->private_value >> 8) & 0xff;
 428	int mask = (kcontrol->private_value >> 16) & 0xff;
 429	int invert = (kcontrol->private_value >> 24) & 0xff;
 430	int change;
 431	unsigned short val;
 432	
 433	val = (ucontrol->value.integer.value[0] & mask);
 434	if (invert)
 435		val = mask - val;
 436	val <<= shift;
 437	spin_lock_irqsave(&chip->reg_lock, flags);
 438	val = (chip->eimage[CS4236_REG(reg)] & ~(mask << shift)) | val;
 439	change = val != chip->eimage[CS4236_REG(reg)];
 440	snd_cs4236_ext_out(chip, reg, val);
 441	spin_unlock_irqrestore(&chip->reg_lock, flags);
 442	return change;
 443}
 444
 445#define CS4236_SINGLEC(xname, xindex, reg, shift, mask, invert) \
 446{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 447  .info = snd_cs4236_info_single, \
 448  .get = snd_cs4236_get_singlec, .put = snd_cs4236_put_singlec, \
 449  .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
 450
 451static int snd_cs4236_get_singlec(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 452{
 453	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 454	unsigned long flags;
 455	int reg = kcontrol->private_value & 0xff;
 456	int shift = (kcontrol->private_value >> 8) & 0xff;
 457	int mask = (kcontrol->private_value >> 16) & 0xff;
 458	int invert = (kcontrol->private_value >> 24) & 0xff;
 459	
 460	spin_lock_irqsave(&chip->reg_lock, flags);
 461	ucontrol->value.integer.value[0] = (chip->cimage[reg] >> shift) & mask;
 462	spin_unlock_irqrestore(&chip->reg_lock, flags);
 463	if (invert)
 464		ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
 465	return 0;
 466}
 467
 468static int snd_cs4236_put_singlec(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 469{
 470	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 471	unsigned long flags;
 472	int reg = kcontrol->private_value & 0xff;
 473	int shift = (kcontrol->private_value >> 8) & 0xff;
 474	int mask = (kcontrol->private_value >> 16) & 0xff;
 475	int invert = (kcontrol->private_value >> 24) & 0xff;
 476	int change;
 477	unsigned short val;
 478	
 479	val = (ucontrol->value.integer.value[0] & mask);
 480	if (invert)
 481		val = mask - val;
 482	val <<= shift;
 483	spin_lock_irqsave(&chip->reg_lock, flags);
 484	val = (chip->cimage[reg] & ~(mask << shift)) | val;
 485	change = val != chip->cimage[reg];
 486	snd_cs4236_ctrl_out(chip, reg, val);
 487	spin_unlock_irqrestore(&chip->reg_lock, flags);
 488	return change;
 489}
 490
 491#define CS4236_DOUBLE(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert) \
 492{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 493  .info = snd_cs4236_info_double, \
 494  .get = snd_cs4236_get_double, .put = snd_cs4236_put_double, \
 495  .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22) }
 496
 497#define CS4236_DOUBLE_TLV(xname, xindex, left_reg, right_reg, shift_left, \
 498			  shift_right, mask, invert, xtlv) \
 499{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 500  .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
 501  .info = snd_cs4236_info_double, \
 502  .get = snd_cs4236_get_double, .put = snd_cs4236_put_double, \
 503  .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | \
 504		   (shift_right << 19) | (mask << 24) | (invert << 22), \
 505  .tlv = { .p = (xtlv) } }
 506
 507static int snd_cs4236_info_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 508{
 509	int mask = (kcontrol->private_value >> 24) & 0xff;
 510
 511	uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
 512	uinfo->count = 2;
 513	uinfo->value.integer.min = 0;
 514	uinfo->value.integer.max = mask;
 515	return 0;
 516}
 517
 518static int snd_cs4236_get_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 519{
 520	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 521	unsigned long flags;
 522	int left_reg = kcontrol->private_value & 0xff;
 523	int right_reg = (kcontrol->private_value >> 8) & 0xff;
 524	int shift_left = (kcontrol->private_value >> 16) & 0x07;
 525	int shift_right = (kcontrol->private_value >> 19) & 0x07;
 526	int mask = (kcontrol->private_value >> 24) & 0xff;
 527	int invert = (kcontrol->private_value >> 22) & 1;
 528	
 529	spin_lock_irqsave(&chip->reg_lock, flags);
 530	ucontrol->value.integer.value[0] = (chip->eimage[CS4236_REG(left_reg)] >> shift_left) & mask;
 531	ucontrol->value.integer.value[1] = (chip->eimage[CS4236_REG(right_reg)] >> shift_right) & mask;
 532	spin_unlock_irqrestore(&chip->reg_lock, flags);
 533	if (invert) {
 534		ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
 535		ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1];
 536	}
 537	return 0;
 538}
 539
 540static int snd_cs4236_put_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 541{
 542	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 543	unsigned long flags;
 544	int left_reg = kcontrol->private_value & 0xff;
 545	int right_reg = (kcontrol->private_value >> 8) & 0xff;
 546	int shift_left = (kcontrol->private_value >> 16) & 0x07;
 547	int shift_right = (kcontrol->private_value >> 19) & 0x07;
 548	int mask = (kcontrol->private_value >> 24) & 0xff;
 549	int invert = (kcontrol->private_value >> 22) & 1;
 550	int change;
 551	unsigned short val1, val2;
 552	
 553	val1 = ucontrol->value.integer.value[0] & mask;
 554	val2 = ucontrol->value.integer.value[1] & mask;
 555	if (invert) {
 556		val1 = mask - val1;
 557		val2 = mask - val2;
 558	}
 559	val1 <<= shift_left;
 560	val2 <<= shift_right;
 561	spin_lock_irqsave(&chip->reg_lock, flags);
 562	if (left_reg != right_reg) {
 563		val1 = (chip->eimage[CS4236_REG(left_reg)] & ~(mask << shift_left)) | val1;
 564		val2 = (chip->eimage[CS4236_REG(right_reg)] & ~(mask << shift_right)) | val2;
 565		change = val1 != chip->eimage[CS4236_REG(left_reg)] || val2 != chip->eimage[CS4236_REG(right_reg)];
 566		snd_cs4236_ext_out(chip, left_reg, val1);
 567		snd_cs4236_ext_out(chip, right_reg, val2);
 568	} else {
 569		val1 = (chip->eimage[CS4236_REG(left_reg)] & ~((mask << shift_left) | (mask << shift_right))) | val1 | val2;
 570		change = val1 != chip->eimage[CS4236_REG(left_reg)];
 571		snd_cs4236_ext_out(chip, left_reg, val1);
 572	}
 573	spin_unlock_irqrestore(&chip->reg_lock, flags);
 574	return change;
 575}
 576
 577#define CS4236_DOUBLE1(xname, xindex, left_reg, right_reg, shift_left, \
 578			shift_right, mask, invert) \
 579{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 580  .info = snd_cs4236_info_double, \
 581  .get = snd_cs4236_get_double1, .put = snd_cs4236_put_double1, \
 582  .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22) }
 583
 584#define CS4236_DOUBLE1_TLV(xname, xindex, left_reg, right_reg, shift_left, \
 585			   shift_right, mask, invert, xtlv) \
 586{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 587  .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
 588  .info = snd_cs4236_info_double, \
 589  .get = snd_cs4236_get_double1, .put = snd_cs4236_put_double1, \
 590  .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | \
 591		   (shift_right << 19) | (mask << 24) | (invert << 22), \
 592  .tlv = { .p = (xtlv) } }
 593
 594static int snd_cs4236_get_double1(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 595{
 596	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 597	unsigned long flags;
 598	int left_reg = kcontrol->private_value & 0xff;
 599	int right_reg = (kcontrol->private_value >> 8) & 0xff;
 600	int shift_left = (kcontrol->private_value >> 16) & 0x07;
 601	int shift_right = (kcontrol->private_value >> 19) & 0x07;
 602	int mask = (kcontrol->private_value >> 24) & 0xff;
 603	int invert = (kcontrol->private_value >> 22) & 1;
 604	
 605	spin_lock_irqsave(&chip->reg_lock, flags);
 606	ucontrol->value.integer.value[0] = (chip->image[left_reg] >> shift_left) & mask;
 607	ucontrol->value.integer.value[1] = (chip->eimage[CS4236_REG(right_reg)] >> shift_right) & mask;
 608	spin_unlock_irqrestore(&chip->reg_lock, flags);
 609	if (invert) {
 610		ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
 611		ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1];
 612	}
 613	return 0;
 614}
 615
 616static int snd_cs4236_put_double1(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 617{
 618	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 619	unsigned long flags;
 620	int left_reg = kcontrol->private_value & 0xff;
 621	int right_reg = (kcontrol->private_value >> 8) & 0xff;
 622	int shift_left = (kcontrol->private_value >> 16) & 0x07;
 623	int shift_right = (kcontrol->private_value >> 19) & 0x07;
 624	int mask = (kcontrol->private_value >> 24) & 0xff;
 625	int invert = (kcontrol->private_value >> 22) & 1;
 626	int change;
 627	unsigned short val1, val2;
 628	
 629	val1 = ucontrol->value.integer.value[0] & mask;
 630	val2 = ucontrol->value.integer.value[1] & mask;
 631	if (invert) {
 632		val1 = mask - val1;
 633		val2 = mask - val2;
 634	}
 635	val1 <<= shift_left;
 636	val2 <<= shift_right;
 637	spin_lock_irqsave(&chip->reg_lock, flags);
 638	val1 = (chip->image[left_reg] & ~(mask << shift_left)) | val1;
 639	val2 = (chip->eimage[CS4236_REG(right_reg)] & ~(mask << shift_right)) | val2;
 640	change = val1 != chip->image[left_reg] || val2 != chip->eimage[CS4236_REG(right_reg)];
 641	snd_wss_out(chip, left_reg, val1);
 642	snd_cs4236_ext_out(chip, right_reg, val2);
 643	spin_unlock_irqrestore(&chip->reg_lock, flags);
 644	return change;
 645}
 646
 647#define CS4236_MASTER_DIGITAL(xname, xindex, xtlv) \
 648{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 649  .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
 650  .info = snd_cs4236_info_double, \
 651  .get = snd_cs4236_get_master_digital, .put = snd_cs4236_put_master_digital, \
 652  .private_value = 71 << 24, \
 653  .tlv = { .p = (xtlv) } }
 654
 655static inline int snd_cs4236_mixer_master_digital_invert_volume(int vol)
 656{
 657	return (vol < 64) ? 63 - vol : 64 + (71 - vol);
 658}
 659
 660static int snd_cs4236_get_master_digital(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 661{
 662	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 663	unsigned long flags;
 664	
 665	spin_lock_irqsave(&chip->reg_lock, flags);
 666	ucontrol->value.integer.value[0] = snd_cs4236_mixer_master_digital_invert_volume(chip->eimage[CS4236_REG(CS4236_LEFT_MASTER)] & 0x7f);
 667	ucontrol->value.integer.value[1] = snd_cs4236_mixer_master_digital_invert_volume(chip->eimage[CS4236_REG(CS4236_RIGHT_MASTER)] & 0x7f);
 668	spin_unlock_irqrestore(&chip->reg_lock, flags);
 669	return 0;
 670}
 671
 672static int snd_cs4236_put_master_digital(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 673{
 674	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 675	unsigned long flags;
 676	int change;
 677	unsigned short val1, val2;
 678	
 679	val1 = snd_cs4236_mixer_master_digital_invert_volume(ucontrol->value.integer.value[0] & 0x7f);
 680	val2 = snd_cs4236_mixer_master_digital_invert_volume(ucontrol->value.integer.value[1] & 0x7f);
 681	spin_lock_irqsave(&chip->reg_lock, flags);
 682	val1 = (chip->eimage[CS4236_REG(CS4236_LEFT_MASTER)] & ~0x7f) | val1;
 683	val2 = (chip->eimage[CS4236_REG(CS4236_RIGHT_MASTER)] & ~0x7f) | val2;
 684	change = val1 != chip->eimage[CS4236_REG(CS4236_LEFT_MASTER)] || val2 != chip->eimage[CS4236_REG(CS4236_RIGHT_MASTER)];
 685	snd_cs4236_ext_out(chip, CS4236_LEFT_MASTER, val1);
 686	snd_cs4236_ext_out(chip, CS4236_RIGHT_MASTER, val2);
 687	spin_unlock_irqrestore(&chip->reg_lock, flags);
 688	return change;
 689}
 690
 691#define CS4235_OUTPUT_ACCU(xname, xindex, xtlv) \
 692{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 693  .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
 694  .info = snd_cs4236_info_double, \
 695  .get = snd_cs4235_get_output_accu, .put = snd_cs4235_put_output_accu, \
 696  .private_value = 3 << 24, \
 697  .tlv = { .p = (xtlv) } }
 698
 699static inline int snd_cs4235_mixer_output_accu_get_volume(int vol)
 700{
 701	switch ((vol >> 5) & 3) {
 702	case 0: return 1;
 703	case 1: return 3;
 704	case 2: return 2;
 705	case 3: return 0;
 706 	}
 707	return 3;
 708}
 709
 710static inline int snd_cs4235_mixer_output_accu_set_volume(int vol)
 711{
 712	switch (vol & 3) {
 713	case 0: return 3 << 5;
 714	case 1: return 0 << 5;
 715	case 2: return 2 << 5;
 716	case 3: return 1 << 5;
 717	}
 718	return 1 << 5;
 719}
 720
 721static int snd_cs4235_get_output_accu(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 722{
 723	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 724	unsigned long flags;
 725	
 726	spin_lock_irqsave(&chip->reg_lock, flags);
 727	ucontrol->value.integer.value[0] = snd_cs4235_mixer_output_accu_get_volume(chip->image[CS4235_LEFT_MASTER]);
 728	ucontrol->value.integer.value[1] = snd_cs4235_mixer_output_accu_get_volume(chip->image[CS4235_RIGHT_MASTER]);
 729	spin_unlock_irqrestore(&chip->reg_lock, flags);
 730	return 0;
 731}
 732
 733static int snd_cs4235_put_output_accu(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 734{
 735	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 736	unsigned long flags;
 737	int change;
 738	unsigned short val1, val2;
 739	
 740	val1 = snd_cs4235_mixer_output_accu_set_volume(ucontrol->value.integer.value[0]);
 741	val2 = snd_cs4235_mixer_output_accu_set_volume(ucontrol->value.integer.value[1]);
 742	spin_lock_irqsave(&chip->reg_lock, flags);
 743	val1 = (chip->image[CS4235_LEFT_MASTER] & ~(3 << 5)) | val1;
 744	val2 = (chip->image[CS4235_RIGHT_MASTER] & ~(3 << 5)) | val2;
 745	change = val1 != chip->image[CS4235_LEFT_MASTER] || val2 != chip->image[CS4235_RIGHT_MASTER];
 746	snd_wss_out(chip, CS4235_LEFT_MASTER, val1);
 747	snd_wss_out(chip, CS4235_RIGHT_MASTER, val2);
 748	spin_unlock_irqrestore(&chip->reg_lock, flags);
 749	return change;
 750}
 751
 752static const DECLARE_TLV_DB_SCALE(db_scale_7bit, -9450, 150, 0);
 753static const DECLARE_TLV_DB_SCALE(db_scale_6bit, -9450, 150, 0);
 754static const DECLARE_TLV_DB_SCALE(db_scale_6bit_12db_max, -8250, 150, 0);
 755static const DECLARE_TLV_DB_SCALE(db_scale_5bit_12db_max, -3450, 150, 0);
 756static const DECLARE_TLV_DB_SCALE(db_scale_5bit_22db_max, -2400, 150, 0);
 757static const DECLARE_TLV_DB_SCALE(db_scale_4bit, -4500, 300, 0);
 758static const DECLARE_TLV_DB_SCALE(db_scale_2bit, -1800, 600, 0);
 759static const DECLARE_TLV_DB_SCALE(db_scale_rec_gain, 0, 150, 0);
 760
 761static struct snd_kcontrol_new snd_cs4236_controls[] = {
 762
 763CS4236_DOUBLE("Master Digital Playback Switch", 0,
 764		CS4236_LEFT_MASTER, CS4236_RIGHT_MASTER, 7, 7, 1, 1),
 765CS4236_DOUBLE("Master Digital Capture Switch", 0,
 766		CS4236_DAC_MUTE, CS4236_DAC_MUTE, 7, 6, 1, 1),
 767CS4236_MASTER_DIGITAL("Master Digital Volume", 0, db_scale_7bit),
 768
 769CS4236_DOUBLE_TLV("Capture Boost Volume", 0,
 770		  CS4236_LEFT_MIX_CTRL, CS4236_RIGHT_MIX_CTRL, 5, 5, 3, 1,
 771		  db_scale_2bit),
 772
 773WSS_DOUBLE("PCM Playback Switch", 0,
 774		CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 7, 7, 1, 1),
 775WSS_DOUBLE_TLV("PCM Playback Volume", 0,
 776		CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 0, 0, 63, 1,
 777		db_scale_6bit),
 778
 779CS4236_DOUBLE("DSP Playback Switch", 0,
 780		CS4236_LEFT_DSP, CS4236_RIGHT_DSP, 7, 7, 1, 1),
 781CS4236_DOUBLE_TLV("DSP Playback Volume", 0,
 782		  CS4236_LEFT_DSP, CS4236_RIGHT_DSP, 0, 0, 63, 1,
 783		  db_scale_6bit),
 784
 785CS4236_DOUBLE("FM Playback Switch", 0,
 786		CS4236_LEFT_FM, CS4236_RIGHT_FM, 7, 7, 1, 1),
 787CS4236_DOUBLE_TLV("FM Playback Volume", 0,
 788		  CS4236_LEFT_FM, CS4236_RIGHT_FM, 0, 0, 63, 1,
 789		  db_scale_6bit),
 790
 791CS4236_DOUBLE("Wavetable Playback Switch", 0,
 792		CS4236_LEFT_WAVE, CS4236_RIGHT_WAVE, 7, 7, 1, 1),
 793CS4236_DOUBLE_TLV("Wavetable Playback Volume", 0,
 794		  CS4236_LEFT_WAVE, CS4236_RIGHT_WAVE, 0, 0, 63, 1,
 795		  db_scale_6bit_12db_max),
 796
 797WSS_DOUBLE("Synth Playback Switch", 0,
 798		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 7, 7, 1, 1),
 799WSS_DOUBLE_TLV("Synth Volume", 0,
 800		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 0, 0, 31, 1,
 801		db_scale_5bit_12db_max),
 802WSS_DOUBLE("Synth Capture Switch", 0,
 803		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 6, 6, 1, 1),
 804WSS_DOUBLE("Synth Capture Bypass", 0,
 805		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 5, 5, 1, 1),
 806
 807CS4236_DOUBLE("Mic Playback Switch", 0,
 808		CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 6, 6, 1, 1),
 809CS4236_DOUBLE("Mic Capture Switch", 0,
 810		CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 7, 7, 1, 1),
 811CS4236_DOUBLE_TLV("Mic Volume", 0, CS4236_LEFT_MIC, CS4236_RIGHT_MIC,
 812		  0, 0, 31, 1, db_scale_5bit_22db_max),
 813CS4236_DOUBLE("Mic Playback Boost (+20dB)", 0,
 814		CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 5, 5, 1, 0),
 815
 816WSS_DOUBLE("Line Playback Switch", 0,
 817		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 7, 7, 1, 1),
 818WSS_DOUBLE_TLV("Line Volume", 0,
 819		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 0, 0, 31, 1,
 820		db_scale_5bit_12db_max),
 821WSS_DOUBLE("Line Capture Switch", 0,
 822		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 6, 6, 1, 1),
 823WSS_DOUBLE("Line Capture Bypass", 0,
 824		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 5, 5, 1, 1),
 825
 826WSS_DOUBLE("CD Playback Switch", 0,
 827		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 7, 7, 1, 1),
 828WSS_DOUBLE_TLV("CD Volume", 0,
 829		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 0, 0, 31, 1,
 830		db_scale_5bit_12db_max),
 831WSS_DOUBLE("CD Capture Switch", 0,
 832		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 6, 6, 1, 1),
 833
 834CS4236_DOUBLE1("Mono Output Playback Switch", 0,
 835		CS4231_MONO_CTRL, CS4236_RIGHT_MIX_CTRL, 6, 7, 1, 1),
 836CS4236_DOUBLE1("Beep Playback Switch", 0,
 837		CS4231_MONO_CTRL, CS4236_LEFT_MIX_CTRL, 7, 7, 1, 1),
 838WSS_SINGLE_TLV("Beep Playback Volume", 0, CS4231_MONO_CTRL, 0, 15, 1,
 839		db_scale_4bit),
 840WSS_SINGLE("Beep Bypass Playback Switch", 0, CS4231_MONO_CTRL, 5, 1, 0),
 841
 842WSS_DOUBLE_TLV("Capture Volume", 0, CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT,
 843		0, 0, 15, 0, db_scale_rec_gain),
 844WSS_DOUBLE("Analog Loopback Capture Switch", 0,
 845		CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT, 7, 7, 1, 0),
 846
 847WSS_SINGLE("Loopback Digital Playback Switch", 0, CS4231_LOOPBACK, 0, 1, 0),
 848CS4236_DOUBLE1_TLV("Loopback Digital Playback Volume", 0,
 849		   CS4231_LOOPBACK, CS4236_RIGHT_LOOPBACK, 2, 0, 63, 1,
 850		   db_scale_6bit),
 851};
 852
 853static const DECLARE_TLV_DB_SCALE(db_scale_5bit_6db_max, -5600, 200, 0);
 854static const DECLARE_TLV_DB_SCALE(db_scale_2bit_16db_max, -2400, 800, 0);
 855
 856static struct snd_kcontrol_new snd_cs4235_controls[] = {
 857
 858WSS_DOUBLE("Master Playback Switch", 0,
 859		CS4235_LEFT_MASTER, CS4235_RIGHT_MASTER, 7, 7, 1, 1),
 860WSS_DOUBLE_TLV("Master Playback Volume", 0,
 861		CS4235_LEFT_MASTER, CS4235_RIGHT_MASTER, 0, 0, 31, 1,
 862		db_scale_5bit_6db_max),
 863
 864CS4235_OUTPUT_ACCU("Playback Volume", 0, db_scale_2bit_16db_max),
 865
 866WSS_DOUBLE("Synth Playback Switch", 1,
 867		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 7, 7, 1, 1),
 868WSS_DOUBLE("Synth Capture Switch", 1,
 869		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 6, 6, 1, 1),
 870WSS_DOUBLE_TLV("Synth Volume", 1,
 871		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 0, 0, 31, 1,
 872		db_scale_5bit_12db_max),
 873
 874CS4236_DOUBLE_TLV("Capture Volume", 0,
 875		  CS4236_LEFT_MIX_CTRL, CS4236_RIGHT_MIX_CTRL, 5, 5, 3, 1,
 876		  db_scale_2bit),
 877
 878WSS_DOUBLE("PCM Playback Switch", 0,
 879		CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 7, 7, 1, 1),
 880WSS_DOUBLE("PCM Capture Switch", 0,
 881		CS4236_DAC_MUTE, CS4236_DAC_MUTE, 7, 6, 1, 1),
 882WSS_DOUBLE_TLV("PCM Volume", 0,
 883		CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 0, 0, 63, 1,
 884		db_scale_6bit),
 885
 886CS4236_DOUBLE("DSP Switch", 0, CS4236_LEFT_DSP, CS4236_RIGHT_DSP, 7, 7, 1, 1),
 887
 888CS4236_DOUBLE("FM Switch", 0, CS4236_LEFT_FM, CS4236_RIGHT_FM, 7, 7, 1, 1),
 889
 890CS4236_DOUBLE("Wavetable Switch", 0,
 891		CS4236_LEFT_WAVE, CS4236_RIGHT_WAVE, 7, 7, 1, 1),
 892
 893CS4236_DOUBLE("Mic Capture Switch", 0,
 894		CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 7, 7, 1, 1),
 895CS4236_DOUBLE("Mic Playback Switch", 0,
 896		CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 6, 6, 1, 1),
 897CS4236_SINGLE_TLV("Mic Volume", 0, CS4236_LEFT_MIC, 0, 31, 1,
 898		  db_scale_5bit_22db_max),
 899CS4236_SINGLE("Mic Boost (+20dB)", 0, CS4236_LEFT_MIC, 5, 1, 0),
 900
 901WSS_DOUBLE("Line Playback Switch", 0,
 902		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 7, 7, 1, 1),
 903WSS_DOUBLE("Line Capture Switch", 0,
 904		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 6, 6, 1, 1),
 905WSS_DOUBLE_TLV("Line Volume", 0,
 906		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 0, 0, 31, 1,
 907		db_scale_5bit_12db_max),
 908
 909WSS_DOUBLE("CD Playback Switch", 1,
 910		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 7, 7, 1, 1),
 911WSS_DOUBLE("CD Capture Switch", 1,
 912		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 6, 6, 1, 1),
 913WSS_DOUBLE_TLV("CD Volume", 1,
 914		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 0, 0, 31, 1,
 915		db_scale_5bit_12db_max),
 916
 917CS4236_DOUBLE1("Beep Playback Switch", 0,
 918		CS4231_MONO_CTRL, CS4236_LEFT_MIX_CTRL, 7, 7, 1, 1),
 919WSS_SINGLE("Beep Playback Volume", 0, CS4231_MONO_CTRL, 0, 15, 1),
 920
 921WSS_DOUBLE("Analog Loopback Switch", 0,
 922		CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT, 7, 7, 1, 0),
 923};
 924
 925#define CS4236_IEC958_ENABLE(xname, xindex) \
 926{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
 927  .info = snd_cs4236_info_single, \
 928  .get = snd_cs4236_get_iec958_switch, .put = snd_cs4236_put_iec958_switch, \
 929  .private_value = 1 << 16 }
 930
 931static int snd_cs4236_get_iec958_switch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 932{
 933	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 934	unsigned long flags;
 935	
 936	spin_lock_irqsave(&chip->reg_lock, flags);
 937	ucontrol->value.integer.value[0] = chip->image[CS4231_ALT_FEATURE_1] & 0x02 ? 1 : 0;
 938#if 0
 939	printk(KERN_DEBUG "get valid: ALT = 0x%x, C3 = 0x%x, C4 = 0x%x, "
 940	       "C5 = 0x%x, C6 = 0x%x, C8 = 0x%x\n",
 941			snd_wss_in(chip, CS4231_ALT_FEATURE_1),
 942			snd_cs4236_ctrl_in(chip, 3),
 943			snd_cs4236_ctrl_in(chip, 4),
 944			snd_cs4236_ctrl_in(chip, 5),
 945			snd_cs4236_ctrl_in(chip, 6),
 946			snd_cs4236_ctrl_in(chip, 8));
 947#endif
 948	spin_unlock_irqrestore(&chip->reg_lock, flags);
 949	return 0;
 950}
 951
 952static int snd_cs4236_put_iec958_switch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 953{
 954	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 955	unsigned long flags;
 956	int change;
 957	unsigned short enable, val;
 958	
 959	enable = ucontrol->value.integer.value[0] & 1;
 960
 961	mutex_lock(&chip->mce_mutex);
 962	snd_wss_mce_up(chip);
 963	spin_lock_irqsave(&chip->reg_lock, flags);
 964	val = (chip->image[CS4231_ALT_FEATURE_1] & ~0x0e) | (0<<2) | (enable << 1);
 965	change = val != chip->image[CS4231_ALT_FEATURE_1];
 966	snd_wss_out(chip, CS4231_ALT_FEATURE_1, val);
 967	val = snd_cs4236_ctrl_in(chip, 4) | 0xc0;
 968	snd_cs4236_ctrl_out(chip, 4, val);
 969	udelay(100);
 970	val &= ~0x40;
 971	snd_cs4236_ctrl_out(chip, 4, val);
 972	spin_unlock_irqrestore(&chip->reg_lock, flags);
 973	snd_wss_mce_down(chip);
 974	mutex_unlock(&chip->mce_mutex);
 975
 976#if 0
 977	printk(KERN_DEBUG "set valid: ALT = 0x%x, C3 = 0x%x, C4 = 0x%x, "
 978	       "C5 = 0x%x, C6 = 0x%x, C8 = 0x%x\n",
 979			snd_wss_in(chip, CS4231_ALT_FEATURE_1),
 980			snd_cs4236_ctrl_in(chip, 3),
 981			snd_cs4236_ctrl_in(chip, 4),
 982			snd_cs4236_ctrl_in(chip, 5),
 983			snd_cs4236_ctrl_in(chip, 6),
 984			snd_cs4236_ctrl_in(chip, 8));
 985#endif
 986	return change;
 987}
 988
 989static struct snd_kcontrol_new snd_cs4236_iec958_controls[] = {
 990CS4236_IEC958_ENABLE("IEC958 Output Enable", 0),
 991CS4236_SINGLEC("IEC958 Output Validity", 0, 4, 4, 1, 0),
 992CS4236_SINGLEC("IEC958 Output User", 0, 4, 5, 1, 0),
 993CS4236_SINGLEC("IEC958 Output CSBR", 0, 4, 6, 1, 0),
 994CS4236_SINGLEC("IEC958 Output Channel Status Low", 0, 5, 1, 127, 0),
 995CS4236_SINGLEC("IEC958 Output Channel Status High", 0, 6, 0, 255, 0)
 996};
 997
 998static struct snd_kcontrol_new snd_cs4236_3d_controls_cs4235[] = {
 999CS4236_SINGLEC("3D Control - Switch", 0, 3, 4, 1, 0),
1000CS4236_SINGLEC("3D Control - Space", 0, 2, 4, 15, 1)
1001};
1002
1003static struct snd_kcontrol_new snd_cs4236_3d_controls_cs4237[] = {
1004CS4236_SINGLEC("3D Control - Switch", 0, 3, 7, 1, 0),
1005CS4236_SINGLEC("3D Control - Space", 0, 2, 4, 15, 1),
1006CS4236_SINGLEC("3D Control - Center", 0, 2, 0, 15, 1),
1007CS4236_SINGLEC("3D Control - Mono", 0, 3, 6, 1, 0),
1008CS4236_SINGLEC("3D Control - IEC958", 0, 3, 5, 1, 0)
1009};
1010
1011static struct snd_kcontrol_new snd_cs4236_3d_controls_cs4238[] = {
1012CS4236_SINGLEC("3D Control - Switch", 0, 3, 4, 1, 0),
1013CS4236_SINGLEC("3D Control - Space", 0, 2, 4, 15, 1),
1014CS4236_SINGLEC("3D Control - Volume", 0, 2, 0, 15, 1),
1015CS4236_SINGLEC("3D Control - IEC958", 0, 3, 5, 1, 0)
1016};
1017
1018int snd_cs4236_mixer(struct snd_wss *chip)
1019{
1020	struct snd_card *card;
1021	unsigned int idx, count;
1022	int err;
1023	struct snd_kcontrol_new *kcontrol;
1024
1025	if (snd_BUG_ON(!chip || !chip->card))
1026		return -EINVAL;
1027	card = chip->card;
1028	strcpy(card->mixername, snd_wss_chip_id(chip));
1029
1030	if (chip->hardware == WSS_HW_CS4235 ||
1031	    chip->hardware == WSS_HW_CS4239) {
1032		for (idx = 0; idx < ARRAY_SIZE(snd_cs4235_controls); idx++) {
1033			if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_cs4235_controls[idx], chip))) < 0)
1034				return err;
1035		}
1036	} else {
1037		for (idx = 0; idx < ARRAY_SIZE(snd_cs4236_controls); idx++) {
1038			if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_cs4236_controls[idx], chip))) < 0)
1039				return err;
1040		}
1041	}
1042	switch (chip->hardware) {
1043	case WSS_HW_CS4235:
1044	case WSS_HW_CS4239:
1045		count = ARRAY_SIZE(snd_cs4236_3d_controls_cs4235);
1046		kcontrol = snd_cs4236_3d_controls_cs4235;
1047		break;
1048	case WSS_HW_CS4237B:
1049		count = ARRAY_SIZE(snd_cs4236_3d_controls_cs4237);
1050		kcontrol = snd_cs4236_3d_controls_cs4237;
1051		break;
1052	case WSS_HW_CS4238B:
1053		count = ARRAY_SIZE(snd_cs4236_3d_controls_cs4238);
1054		kcontrol = snd_cs4236_3d_controls_cs4238;
1055		break;
1056	default:
1057		count = 0;
1058		kcontrol = NULL;
1059	}
1060	for (idx = 0; idx < count; idx++, kcontrol++) {
1061		if ((err = snd_ctl_add(card, snd_ctl_new1(kcontrol, chip))) < 0)
1062			return err;
1063	}
1064	if (chip->hardware == WSS_HW_CS4237B ||
1065	    chip->hardware == WSS_HW_CS4238B) {
1066		for (idx = 0; idx < ARRAY_SIZE(snd_cs4236_iec958_controls); idx++) {
1067			if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_cs4236_iec958_controls[idx], chip))) < 0)
1068				return err;
1069		}
1070	}
1071	return 0;
1072}