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  
97  static 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  
snd_cs4236_ctrl_out(struct snd_wss * chip,unsigned char reg,unsigned char val)122  static 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  
snd_cs4236_ctrl_in(struct snd_wss * chip,unsigned char reg)129  static 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  
141  static const 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  
152  static const struct snd_pcm_hw_constraint_ratnums hw_constraints_clocks = {
153  	.nrats = CLOCKS,
154  	.rats = clocks,
155  };
156  
snd_cs4236_xrate(struct snd_pcm_runtime * runtime)157  static 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  
divisor_to_rate_register(unsigned int divisor)163  static 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  
snd_cs4236_playback_format(struct snd_wss * chip,struct snd_pcm_hw_params * params,unsigned char pdfr)182  static 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  
snd_cs4236_capture_format(struct snd_wss * chip,struct snd_pcm_hw_params * params,unsigned char cdfr)200  static 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  
snd_cs4236_suspend(struct snd_wss * chip)220  static 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  
snd_cs4236_resume(struct snd_wss * chip)235  static 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   */
snd_cs4236_create(struct snd_card * card,unsigned long port,unsigned long cport,int irq,int dma1,int dma2,unsigned short hardware,unsigned short hwshare,struct snd_wss ** rchip)273  int 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  
snd_cs4236_pcm(struct snd_wss * chip,int device)379  int 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  
snd_cs4236_info_single(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_info * uinfo)408  static 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  
snd_cs4236_get_single(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)419  static 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  
snd_cs4236_put_single(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)436  static 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  
snd_cs4236_get_singlec(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)465  static 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  
snd_cs4236_put_singlec(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)482  static 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  
snd_cs4236_info_double(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_info * uinfo)521  static 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  
snd_cs4236_get_double(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)532  static 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  
snd_cs4236_put_double(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)554  static 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  
snd_cs4236_get_double1(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)608  static 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  
snd_cs4236_put_double1(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)630  static 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  
snd_cs4236_mixer_master_digital_invert_volume(int vol)669  static inline int snd_cs4236_mixer_master_digital_invert_volume(int vol)
670  {
671  	return (vol < 64) ? 63 - vol : 64 + (71 - vol);
672  }
673  
snd_cs4236_get_master_digital(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)674  static 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  
snd_cs4236_put_master_digital(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)686  static 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  
snd_cs4235_mixer_output_accu_get_volume(int vol)713  static 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  
snd_cs4235_mixer_output_accu_set_volume(int vol)724  static 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  
snd_cs4235_get_output_accu(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)735  static 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  
snd_cs4235_put_output_accu(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)747  static 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  
766  static const DECLARE_TLV_DB_SCALE(db_scale_7bit, -9450, 150, 0);
767  static const DECLARE_TLV_DB_SCALE(db_scale_6bit, -9450, 150, 0);
768  static const DECLARE_TLV_DB_SCALE(db_scale_6bit_12db_max, -8250, 150, 0);
769  static const DECLARE_TLV_DB_SCALE(db_scale_5bit_12db_max, -3450, 150, 0);
770  static const DECLARE_TLV_DB_SCALE(db_scale_5bit_22db_max, -2400, 150, 0);
771  static const DECLARE_TLV_DB_SCALE(db_scale_4bit, -4500, 300, 0);
772  static const DECLARE_TLV_DB_SCALE(db_scale_2bit, -1800, 600, 0);
773  static const DECLARE_TLV_DB_SCALE(db_scale_rec_gain, 0, 150, 0);
774  
775  static struct snd_kcontrol_new snd_cs4236_controls[] = {
776  
777  CS4236_DOUBLE("Master Digital Playback Switch", 0,
778  		CS4236_LEFT_MASTER, CS4236_RIGHT_MASTER, 7, 7, 1, 1),
779  CS4236_DOUBLE("Master Digital Capture Switch", 0,
780  		CS4236_DAC_MUTE, CS4236_DAC_MUTE, 7, 6, 1, 1),
781  CS4236_MASTER_DIGITAL("Master Digital Volume", 0, db_scale_7bit),
782  
783  CS4236_DOUBLE_TLV("Capture Boost Volume", 0,
784  		  CS4236_LEFT_MIX_CTRL, CS4236_RIGHT_MIX_CTRL, 5, 5, 3, 1,
785  		  db_scale_2bit),
786  
787  WSS_DOUBLE("PCM Playback Switch", 0,
788  		CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 7, 7, 1, 1),
789  WSS_DOUBLE_TLV("PCM Playback Volume", 0,
790  		CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 0, 0, 63, 1,
791  		db_scale_6bit),
792  
793  CS4236_DOUBLE("DSP Playback Switch", 0,
794  		CS4236_LEFT_DSP, CS4236_RIGHT_DSP, 7, 7, 1, 1),
795  CS4236_DOUBLE_TLV("DSP Playback Volume", 0,
796  		  CS4236_LEFT_DSP, CS4236_RIGHT_DSP, 0, 0, 63, 1,
797  		  db_scale_6bit),
798  
799  CS4236_DOUBLE("FM Playback Switch", 0,
800  		CS4236_LEFT_FM, CS4236_RIGHT_FM, 7, 7, 1, 1),
801  CS4236_DOUBLE_TLV("FM Playback Volume", 0,
802  		  CS4236_LEFT_FM, CS4236_RIGHT_FM, 0, 0, 63, 1,
803  		  db_scale_6bit),
804  
805  CS4236_DOUBLE("Wavetable Playback Switch", 0,
806  		CS4236_LEFT_WAVE, CS4236_RIGHT_WAVE, 7, 7, 1, 1),
807  CS4236_DOUBLE_TLV("Wavetable Playback Volume", 0,
808  		  CS4236_LEFT_WAVE, CS4236_RIGHT_WAVE, 0, 0, 63, 1,
809  		  db_scale_6bit_12db_max),
810  
811  WSS_DOUBLE("Synth Playback Switch", 0,
812  		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 7, 7, 1, 1),
813  WSS_DOUBLE_TLV("Synth Volume", 0,
814  		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 0, 0, 31, 1,
815  		db_scale_5bit_12db_max),
816  WSS_DOUBLE("Synth Capture Switch", 0,
817  		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 6, 6, 1, 1),
818  WSS_DOUBLE("Synth Capture Bypass", 0,
819  		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 5, 5, 1, 1),
820  
821  CS4236_DOUBLE("Mic Playback Switch", 0,
822  		CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 6, 6, 1, 1),
823  CS4236_DOUBLE("Mic Capture Switch", 0,
824  		CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 7, 7, 1, 1),
825  CS4236_DOUBLE_TLV("Mic Volume", 0, CS4236_LEFT_MIC, CS4236_RIGHT_MIC,
826  		  0, 0, 31, 1, db_scale_5bit_22db_max),
827  CS4236_DOUBLE("Mic Playback Boost (+20dB)", 0,
828  		CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 5, 5, 1, 0),
829  
830  WSS_DOUBLE("Line Playback Switch", 0,
831  		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 7, 7, 1, 1),
832  WSS_DOUBLE_TLV("Line Volume", 0,
833  		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 0, 0, 31, 1,
834  		db_scale_5bit_12db_max),
835  WSS_DOUBLE("Line Capture Switch", 0,
836  		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 6, 6, 1, 1),
837  WSS_DOUBLE("Line Capture Bypass", 0,
838  		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 5, 5, 1, 1),
839  
840  WSS_DOUBLE("CD Playback Switch", 0,
841  		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 7, 7, 1, 1),
842  WSS_DOUBLE_TLV("CD Volume", 0,
843  		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 0, 0, 31, 1,
844  		db_scale_5bit_12db_max),
845  WSS_DOUBLE("CD Capture Switch", 0,
846  		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 6, 6, 1, 1),
847  
848  CS4236_DOUBLE1("Mono Output Playback Switch", 0,
849  		CS4231_MONO_CTRL, CS4236_RIGHT_MIX_CTRL, 6, 7, 1, 1),
850  CS4236_DOUBLE1("Beep Playback Switch", 0,
851  		CS4231_MONO_CTRL, CS4236_LEFT_MIX_CTRL, 7, 7, 1, 1),
852  WSS_SINGLE_TLV("Beep Playback Volume", 0, CS4231_MONO_CTRL, 0, 15, 1,
853  		db_scale_4bit),
854  WSS_SINGLE("Beep Bypass Playback Switch", 0, CS4231_MONO_CTRL, 5, 1, 0),
855  
856  WSS_DOUBLE_TLV("Capture Volume", 0, CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT,
857  		0, 0, 15, 0, db_scale_rec_gain),
858  WSS_DOUBLE("Analog Loopback Capture Switch", 0,
859  		CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT, 7, 7, 1, 0),
860  
861  WSS_SINGLE("Loopback Digital Playback Switch", 0, CS4231_LOOPBACK, 0, 1, 0),
862  CS4236_DOUBLE1_TLV("Loopback Digital Playback Volume", 0,
863  		   CS4231_LOOPBACK, CS4236_RIGHT_LOOPBACK, 2, 0, 63, 1,
864  		   db_scale_6bit),
865  };
866  
867  static const DECLARE_TLV_DB_SCALE(db_scale_5bit_6db_max, -5600, 200, 0);
868  static const DECLARE_TLV_DB_SCALE(db_scale_2bit_16db_max, -2400, 800, 0);
869  
870  static struct snd_kcontrol_new snd_cs4235_controls[] = {
871  
872  WSS_DOUBLE("Master Playback Switch", 0,
873  		CS4235_LEFT_MASTER, CS4235_RIGHT_MASTER, 7, 7, 1, 1),
874  WSS_DOUBLE_TLV("Master Playback Volume", 0,
875  		CS4235_LEFT_MASTER, CS4235_RIGHT_MASTER, 0, 0, 31, 1,
876  		db_scale_5bit_6db_max),
877  
878  CS4235_OUTPUT_ACCU("Playback Volume", 0, db_scale_2bit_16db_max),
879  
880  WSS_DOUBLE("Synth Playback Switch", 1,
881  		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 7, 7, 1, 1),
882  WSS_DOUBLE("Synth Capture Switch", 1,
883  		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 6, 6, 1, 1),
884  WSS_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  
888  CS4236_DOUBLE_TLV("Capture Volume", 0,
889  		  CS4236_LEFT_MIX_CTRL, CS4236_RIGHT_MIX_CTRL, 5, 5, 3, 1,
890  		  db_scale_2bit),
891  
892  WSS_DOUBLE("PCM Playback Switch", 0,
893  		CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 7, 7, 1, 1),
894  WSS_DOUBLE("PCM Capture Switch", 0,
895  		CS4236_DAC_MUTE, CS4236_DAC_MUTE, 7, 6, 1, 1),
896  WSS_DOUBLE_TLV("PCM Volume", 0,
897  		CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 0, 0, 63, 1,
898  		db_scale_6bit),
899  
900  CS4236_DOUBLE("DSP Switch", 0, CS4236_LEFT_DSP, CS4236_RIGHT_DSP, 7, 7, 1, 1),
901  
902  CS4236_DOUBLE("FM Switch", 0, CS4236_LEFT_FM, CS4236_RIGHT_FM, 7, 7, 1, 1),
903  
904  CS4236_DOUBLE("Wavetable Switch", 0,
905  		CS4236_LEFT_WAVE, CS4236_RIGHT_WAVE, 7, 7, 1, 1),
906  
907  CS4236_DOUBLE("Mic Capture Switch", 0,
908  		CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 7, 7, 1, 1),
909  CS4236_DOUBLE("Mic Playback Switch", 0,
910  		CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 6, 6, 1, 1),
911  CS4236_SINGLE_TLV("Mic Volume", 0, CS4236_LEFT_MIC, 0, 31, 1,
912  		  db_scale_5bit_22db_max),
913  CS4236_SINGLE("Mic Boost (+20dB)", 0, CS4236_LEFT_MIC, 5, 1, 0),
914  
915  WSS_DOUBLE("Line Playback Switch", 0,
916  		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 7, 7, 1, 1),
917  WSS_DOUBLE("Line Capture Switch", 0,
918  		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 6, 6, 1, 1),
919  WSS_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  
923  WSS_DOUBLE("CD Playback Switch", 1,
924  		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 7, 7, 1, 1),
925  WSS_DOUBLE("CD Capture Switch", 1,
926  		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 6, 6, 1, 1),
927  WSS_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  
931  CS4236_DOUBLE1("Beep Playback Switch", 0,
932  		CS4231_MONO_CTRL, CS4236_LEFT_MIX_CTRL, 7, 7, 1, 1),
933  WSS_SINGLE("Beep Playback Volume", 0, CS4231_MONO_CTRL, 0, 15, 1),
934  
935  WSS_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  
snd_cs4236_get_iec958_switch(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)945  static 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  
snd_cs4236_put_iec958_switch(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)966  static 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  
1003  static struct snd_kcontrol_new snd_cs4236_iec958_controls[] = {
1004  CS4236_IEC958_ENABLE("IEC958 Output Enable", 0),
1005  CS4236_SINGLEC("IEC958 Output Validity", 0, 4, 4, 1, 0),
1006  CS4236_SINGLEC("IEC958 Output User", 0, 4, 5, 1, 0),
1007  CS4236_SINGLEC("IEC958 Output CSBR", 0, 4, 6, 1, 0),
1008  CS4236_SINGLEC("IEC958 Output Channel Status Low", 0, 5, 1, 127, 0),
1009  CS4236_SINGLEC("IEC958 Output Channel Status High", 0, 6, 0, 255, 0)
1010  };
1011  
1012  static struct snd_kcontrol_new snd_cs4236_3d_controls_cs4235[] = {
1013  CS4236_SINGLEC("3D Control - Switch", 0, 3, 4, 1, 0),
1014  CS4236_SINGLEC("3D Control - Space", 0, 2, 4, 15, 1)
1015  };
1016  
1017  static struct snd_kcontrol_new snd_cs4236_3d_controls_cs4237[] = {
1018  CS4236_SINGLEC("3D Control - Switch", 0, 3, 7, 1, 0),
1019  CS4236_SINGLEC("3D Control - Space", 0, 2, 4, 15, 1),
1020  CS4236_SINGLEC("3D Control - Center", 0, 2, 0, 15, 1),
1021  CS4236_SINGLEC("3D Control - Mono", 0, 3, 6, 1, 0),
1022  CS4236_SINGLEC("3D Control - IEC958", 0, 3, 5, 1, 0)
1023  };
1024  
1025  static struct snd_kcontrol_new snd_cs4236_3d_controls_cs4238[] = {
1026  CS4236_SINGLEC("3D Control - Switch", 0, 3, 4, 1, 0),
1027  CS4236_SINGLEC("3D Control - Space", 0, 2, 4, 15, 1),
1028  CS4236_SINGLEC("3D Control - Volume", 0, 2, 0, 15, 1),
1029  CS4236_SINGLEC("3D Control - IEC958", 0, 3, 5, 1, 0)
1030  };
1031  
snd_cs4236_mixer(struct snd_wss * chip)1032  int 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  }
1087