xref: /openbmc/linux/sound/pci/ac97/ac97_patch.c (revision 5f0dccf8)
1 /*
2  *  Copyright (c) by Jaroslav Kysela <perex@suse.cz>
3  *  Universal interface for Audio Codec '97
4  *
5  *  For more details look to AC '97 component specification revision 2.2
6  *  by Intel Corporation (http://developer.intel.com) and to datasheets
7  *  for specific codecs.
8  *
9  *
10  *   This program is free software; you can redistribute it and/or modify
11  *   it under the terms of the GNU General Public License as published by
12  *   the Free Software Foundation; either version 2 of the License, or
13  *   (at your option) any later version.
14  *
15  *   This program is distributed in the hope that it will be useful,
16  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
17  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18  *   GNU General Public License for more details.
19  *
20  *   You should have received a copy of the GNU General Public License
21  *   along with this program; if not, write to the Free Software
22  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
23  *
24  */
25 
26 #include <sound/driver.h>
27 #include <linux/delay.h>
28 #include <linux/init.h>
29 #include <linux/slab.h>
30 #include <sound/core.h>
31 #include <sound/pcm.h>
32 #include <sound/control.h>
33 #include <sound/ac97_codec.h>
34 #include "ac97_patch.h"
35 #include "ac97_id.h"
36 #include "ac97_local.h"
37 
38 /*
39  *  Chip specific initialization
40  */
41 
42 static int patch_build_controls(ac97_t * ac97, const snd_kcontrol_new_t *controls, int count)
43 {
44 	int idx, err;
45 
46 	for (idx = 0; idx < count; idx++)
47 		if ((err = snd_ctl_add(ac97->bus->card, snd_ac97_cnew(&controls[idx], ac97))) < 0)
48 			return err;
49 	return 0;
50 }
51 
52 /* set to the page, update bits and restore the page */
53 static int ac97_update_bits_page(ac97_t *ac97, unsigned short reg, unsigned short mask, unsigned short value, unsigned short page)
54 {
55 	unsigned short page_save;
56 	int ret;
57 
58 	down(&ac97->page_mutex);
59 	page_save = snd_ac97_read(ac97, AC97_INT_PAGING) & AC97_PAGE_MASK;
60 	snd_ac97_update_bits(ac97, AC97_INT_PAGING, AC97_PAGE_MASK, page);
61 	ret = snd_ac97_update_bits(ac97, reg, mask, value);
62 	snd_ac97_update_bits(ac97, AC97_INT_PAGING, AC97_PAGE_MASK, page_save);
63 	up(&ac97->page_mutex); /* unlock paging */
64 	return ret;
65 }
66 
67 /* The following snd_ac97_ymf753_... items added by David Shust (dshust@shustring.com) */
68 
69 /* It is possible to indicate to the Yamaha YMF753 the type of speakers being used. */
70 static int snd_ac97_ymf753_info_speaker(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
71 {
72 	static char *texts[3] = {
73 		"Standard", "Small", "Smaller"
74 	};
75 
76 	uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
77 	uinfo->count = 1;
78 	uinfo->value.enumerated.items = 3;
79 	if (uinfo->value.enumerated.item > 2)
80 		uinfo->value.enumerated.item = 2;
81 	strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
82 	return 0;
83 }
84 
85 static int snd_ac97_ymf753_get_speaker(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
86 {
87 	ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
88 	unsigned short val;
89 
90 	val = ac97->regs[AC97_YMF753_3D_MODE_SEL];
91 	val = (val >> 10) & 3;
92 	if (val > 0)    /* 0 = invalid */
93 		val--;
94 	ucontrol->value.enumerated.item[0] = val;
95 	return 0;
96 }
97 
98 static int snd_ac97_ymf753_put_speaker(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
99 {
100 	ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
101 	unsigned short val;
102 
103 	if (ucontrol->value.enumerated.item[0] > 2)
104 		return -EINVAL;
105 	val = (ucontrol->value.enumerated.item[0] + 1) << 10;
106 	return snd_ac97_update(ac97, AC97_YMF753_3D_MODE_SEL, val);
107 }
108 
109 static const snd_kcontrol_new_t snd_ac97_ymf753_controls_speaker =
110 {
111 	.iface  = SNDRV_CTL_ELEM_IFACE_MIXER,
112 	.name   = "3D Control - Speaker",
113 	.info   = snd_ac97_ymf753_info_speaker,
114 	.get    = snd_ac97_ymf753_get_speaker,
115 	.put    = snd_ac97_ymf753_put_speaker,
116 };
117 
118 /* It is possible to indicate to the Yamaha YMF753 the source to direct to the S/PDIF output. */
119 static int snd_ac97_ymf753_spdif_source_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
120 {
121 	static char *texts[2] = { "AC-Link", "A/D Converter" };
122 
123 	uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
124 	uinfo->count = 1;
125 	uinfo->value.enumerated.items = 2;
126 	if (uinfo->value.enumerated.item > 1)
127 		uinfo->value.enumerated.item = 1;
128 	strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
129 	return 0;
130 }
131 
132 static int snd_ac97_ymf753_spdif_source_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
133 {
134 	ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
135 	unsigned short val;
136 
137 	val = ac97->regs[AC97_YMF753_DIT_CTRL2];
138 	ucontrol->value.enumerated.item[0] = (val >> 1) & 1;
139 	return 0;
140 }
141 
142 static int snd_ac97_ymf753_spdif_source_put(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
143 {
144 	ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
145 	unsigned short val;
146 
147 	if (ucontrol->value.enumerated.item[0] > 1)
148 		return -EINVAL;
149 	val = ucontrol->value.enumerated.item[0] << 1;
150 	return snd_ac97_update_bits(ac97, AC97_YMF753_DIT_CTRL2, 0x0002, val);
151 }
152 
153 /* The AC'97 spec states that the S/PDIF signal is to be output at pin 48.
154    The YMF753 will output the S/PDIF signal to pin 43, 47 (EAPD), or 48.
155    By default, no output pin is selected, and the S/PDIF signal is not output.
156    There is also a bit to mute S/PDIF output in a vendor-specific register. */
157 static int snd_ac97_ymf753_spdif_output_pin_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
158 {
159 	static char *texts[3] = { "Disabled", "Pin 43", "Pin 48" };
160 
161 	uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
162 	uinfo->count = 1;
163 	uinfo->value.enumerated.items = 3;
164 	if (uinfo->value.enumerated.item > 2)
165 		uinfo->value.enumerated.item = 2;
166 	strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
167 	return 0;
168 }
169 
170 static int snd_ac97_ymf753_spdif_output_pin_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
171 {
172 	ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
173 	unsigned short val;
174 
175 	val = ac97->regs[AC97_YMF753_DIT_CTRL2];
176 	ucontrol->value.enumerated.item[0] = (val & 0x0008) ? 2 : (val & 0x0020) ? 1 : 0;
177 	return 0;
178 }
179 
180 static int snd_ac97_ymf753_spdif_output_pin_put(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
181 {
182 	ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
183 	unsigned short val;
184 
185 	if (ucontrol->value.enumerated.item[0] > 2)
186 		return -EINVAL;
187 	val = (ucontrol->value.enumerated.item[0] == 2) ? 0x0008 :
188 	      (ucontrol->value.enumerated.item[0] == 1) ? 0x0020 : 0;
189 	return snd_ac97_update_bits(ac97, AC97_YMF753_DIT_CTRL2, 0x0028, val);
190 	/* The following can be used to direct S/PDIF output to pin 47 (EAPD).
191 	   snd_ac97_write_cache(ac97, 0x62, snd_ac97_read(ac97, 0x62) | 0x0008); */
192 }
193 
194 static const snd_kcontrol_new_t snd_ac97_ymf753_controls_spdif[3] = {
195 	{
196 		.iface	= SNDRV_CTL_ELEM_IFACE_MIXER,
197 		.name	= SNDRV_CTL_NAME_IEC958("",PLAYBACK,NONE) "Source",
198 		.info	= snd_ac97_ymf753_spdif_source_info,
199 		.get	= snd_ac97_ymf753_spdif_source_get,
200 		.put	= snd_ac97_ymf753_spdif_source_put,
201 	},
202 	{
203 		.iface	= SNDRV_CTL_ELEM_IFACE_MIXER,
204 		.name	= SNDRV_CTL_NAME_IEC958("",PLAYBACK,NONE) "Output Pin",
205 		.info	= snd_ac97_ymf753_spdif_output_pin_info,
206 		.get	= snd_ac97_ymf753_spdif_output_pin_get,
207 		.put	= snd_ac97_ymf753_spdif_output_pin_put,
208 	},
209 	AC97_SINGLE(SNDRV_CTL_NAME_IEC958("",NONE,NONE) "Mute", AC97_YMF753_DIT_CTRL2, 2, 1, 1)
210 };
211 
212 static int patch_yamaha_ymf753_3d(ac97_t * ac97)
213 {
214 	snd_kcontrol_t *kctl;
215 	int err;
216 
217 	if ((err = snd_ctl_add(ac97->bus->card, kctl = snd_ac97_cnew(&snd_ac97_controls_3d[0], ac97))) < 0)
218 		return err;
219 	strcpy(kctl->id.name, "3D Control - Wide");
220 	kctl->private_value = AC97_SINGLE_VALUE(AC97_3D_CONTROL, 9, 7, 0);
221 	snd_ac97_write_cache(ac97, AC97_3D_CONTROL, 0x0000);
222 	if ((err = snd_ctl_add(ac97->bus->card, snd_ac97_cnew(&snd_ac97_ymf753_controls_speaker, ac97))) < 0)
223 		return err;
224 	snd_ac97_write_cache(ac97, AC97_YMF753_3D_MODE_SEL, 0x0c00);
225 	return 0;
226 }
227 
228 static int patch_yamaha_ymf753_post_spdif(ac97_t * ac97)
229 {
230 	int err;
231 
232 	if ((err = patch_build_controls(ac97, snd_ac97_ymf753_controls_spdif, ARRAY_SIZE(snd_ac97_ymf753_controls_spdif))) < 0)
233 		return err;
234 	return 0;
235 }
236 
237 static struct snd_ac97_build_ops patch_yamaha_ymf753_ops = {
238 	.build_3d	= patch_yamaha_ymf753_3d,
239 	.build_post_spdif = patch_yamaha_ymf753_post_spdif
240 };
241 
242 int patch_yamaha_ymf753(ac97_t * ac97)
243 {
244 	/* Patch for Yamaha YMF753, Copyright (c) by David Shust, dshust@shustring.com.
245 	   This chip has nonstandard and extended behaviour with regard to its S/PDIF output.
246 	   The AC'97 spec states that the S/PDIF signal is to be output at pin 48.
247 	   The YMF753 will ouput the S/PDIF signal to pin 43, 47 (EAPD), or 48.
248 	   By default, no output pin is selected, and the S/PDIF signal is not output.
249 	   There is also a bit to mute S/PDIF output in a vendor-specific register.
250 	*/
251 	ac97->build_ops = &patch_yamaha_ymf753_ops;
252 	ac97->caps |= AC97_BC_BASS_TREBLE;
253 	ac97->caps |= 0x04 << 10; /* Yamaha 3D enhancement */
254 	return 0;
255 }
256 
257 /*
258  * May 2, 2003 Liam Girdwood <liam.girdwood@wolfsonmicro.com>
259  *  removed broken wolfson00 patch.
260  *  added support for WM9705,WM9708,WM9709,WM9710,WM9711,WM9712 and WM9717.
261  */
262 
263 int patch_wolfson03(ac97_t * ac97)
264 {
265 	/* This is known to work for the ViewSonic ViewPad 1000
266 	   Randolph Bentson <bentson@holmsjoen.com> */
267 
268 	// WM9703/9707/9708/9717
269 	snd_ac97_write_cache(ac97, AC97_WM97XX_FMIXER_VOL, 0x0808);
270 	snd_ac97_write_cache(ac97, AC97_GENERAL_PURPOSE, 0x8000);
271 	return 0;
272 }
273 
274 int patch_wolfson04(ac97_t * ac97)
275 {
276 	// WM9704M/9704Q
277 	// set front and rear mixer volume
278 	snd_ac97_write_cache(ac97, AC97_WM97XX_FMIXER_VOL, 0x0808);
279 	snd_ac97_write_cache(ac97, AC97_WM9704_RMIXER_VOL, 0x0808);
280 
281 	// patch for DVD noise
282 	snd_ac97_write_cache(ac97, AC97_WM9704_TEST, 0x0200);
283 
284 	// init vol
285 	snd_ac97_write_cache(ac97, AC97_WM9704_RPCM_VOL, 0x0808);
286 
287 	// set rear surround volume
288 	snd_ac97_write_cache(ac97, AC97_SURROUND_MASTER, 0x0000);
289 	return 0;
290 }
291 
292 int patch_wolfson05(ac97_t * ac97)
293 {
294 	// WM9705, WM9710
295 	// set front mixer volume
296 	snd_ac97_write_cache(ac97, AC97_WM97XX_FMIXER_VOL, 0x0808);
297 	return 0;
298 }
299 
300 int patch_wolfson11(ac97_t * ac97)
301 {
302 	// WM9711, WM9712
303 	// set out3 volume
304 	snd_ac97_write_cache(ac97, AC97_WM9711_OUT3VOL, 0x0808);
305 	return 0;
306 }
307 
308 static const char* wm9713_mic_mixer[] = {"Stereo", "Mic1", "Mic2", "Mute"};
309 static const char* wm9713_rec_mux[] = {"Stereo", "Left", "Right", "Mute"};
310 static const char* wm9713_rec_src_l[] = {"Mic1", "Mic2", "Line L", "Mono In", "HP Mix L", "Spk Mix", "Mono Mix", "Zh"};
311 static const char* wm9713_rec_src_r[] = {"Mic1", "Mic2", "Line R", "Mono In", "HP Mix R", "Spk Mix", "Mono Mix", "Zh"};
312 
313 static const struct ac97_enum wm9713_enum[] = {
314 AC97_ENUM_SINGLE(AC97_LINE, 3, 4, wm9713_mic_mixer),
315 AC97_ENUM_SINGLE(AC97_VIDEO, 14, 4, wm9713_rec_mux),
316 AC97_ENUM_SINGLE(AC97_VIDEO, 9, 4, wm9713_rec_mux),
317 AC97_ENUM_SINGLE(AC97_VIDEO, 3, 8, wm9713_rec_src_l),
318 AC97_ENUM_SINGLE(AC97_VIDEO, 0, 8, wm9713_rec_src_r),
319 };
320 
321 static const snd_kcontrol_new_t wm13_snd_ac97_controls_line_in[] = {
322 AC97_DOUBLE("Line In Volume", AC97_PC_BEEP, 8, 0, 31, 1),
323 AC97_SINGLE("Line In to Headphone Mute", AC97_PC_BEEP, 15, 1, 1),
324 AC97_SINGLE("Line In to Speaker Mute", AC97_PC_BEEP, 14, 1, 1),
325 AC97_SINGLE("Line In to Mono Mute", AC97_PC_BEEP, 13, 1, 1),
326 };
327 
328 static const snd_kcontrol_new_t wm13_snd_ac97_controls_dac[] = {
329 AC97_DOUBLE("DAC Volume", AC97_PHONE, 8, 0, 31, 1),
330 AC97_SINGLE("DAC to Headphone Mute", AC97_PHONE, 15, 1, 1),
331 AC97_SINGLE("DAC to Speaker Mute", AC97_PHONE, 14, 1, 1),
332 AC97_SINGLE("DAC to Mono Mute", AC97_PHONE, 13, 1, 1),
333 };
334 
335 static const snd_kcontrol_new_t wm13_snd_ac97_controls_mic[] = {
336 AC97_SINGLE("MICA Volume", AC97_MIC, 8, 31, 1),
337 AC97_SINGLE("MICB Volume", AC97_MIC, 0, 31, 1),
338 AC97_SINGLE("MICA to Mono Mute", AC97_LINE, 7, 1, 1),
339 AC97_SINGLE("MICB to Mono Mute", AC97_LINE, 6, 1, 1),
340 AC97_SINGLE("MIC Boost (+20dB)", AC97_LINE, 5, 1, 1),
341 AC97_ENUM("MIC Headphone Routing", wm9713_enum[0]),
342 AC97_SINGLE("MIC Headphone Mixer Volume", AC97_LINE, 0, 7, 1)
343 };
344 
345 static const snd_kcontrol_new_t wm13_snd_ac97_controls_adc[] = {
346 AC97_SINGLE("ADC Mute", AC97_CD, 15, 1, 1),
347 AC97_DOUBLE("Gain Step Size (1.5dB/0.75dB)", AC97_CD, 14, 6, 1, 1),
348 AC97_DOUBLE("ADC Volume",AC97_CD, 8, 0, 15, 0),
349 AC97_SINGLE("ADC Zero Cross", AC97_CD, 7, 1, 1),
350 };
351 
352 static const snd_kcontrol_new_t wm13_snd_ac97_controls_recsel[] = {
353 AC97_ENUM("Record to Headphone Path", wm9713_enum[1]),
354 AC97_SINGLE("Record to Headphone Volume", AC97_VIDEO, 11, 7, 0),
355 AC97_ENUM("Record to Mono Path", wm9713_enum[2]),
356 AC97_SINGLE("Record to Mono Boost (+20dB)", AC97_VIDEO, 8, 1, 0),
357 AC97_SINGLE("Record ADC Boost (+20dB)", AC97_VIDEO, 6, 1, 0),
358 AC97_ENUM("Record Select Left", wm9713_enum[3]),
359 AC97_ENUM("Record Select Right", wm9713_enum[4]),
360 };
361 
362 static int patch_wolfson_wm9713_specific(ac97_t * ac97)
363 {
364 	int err, i;
365 
366 	for (i = 0; i < ARRAY_SIZE(wm13_snd_ac97_controls_line_in); i++) {
367 		if ((err = snd_ctl_add(ac97->bus->card, snd_ac97_cnew(&wm13_snd_ac97_controls_line_in[i], ac97))) < 0)
368 			return err;
369 	}
370 	snd_ac97_write_cache(ac97, AC97_PC_BEEP, 0x0808);
371 
372 	for (i = 0; i < ARRAY_SIZE(wm13_snd_ac97_controls_dac); i++) {
373 		if ((err = snd_ctl_add(ac97->bus->card, snd_ac97_cnew(&wm13_snd_ac97_controls_dac[i], ac97))) < 0)
374 			return err;
375 	}
376 	snd_ac97_write_cache(ac97, AC97_PHONE, 0x0808);
377 
378 	for (i = 0; i < ARRAY_SIZE(wm13_snd_ac97_controls_mic); i++) {
379 		if ((err = snd_ctl_add(ac97->bus->card, snd_ac97_cnew(&wm13_snd_ac97_controls_mic[i], ac97))) < 0)
380 			return err;
381 	}
382 	snd_ac97_write_cache(ac97, AC97_MIC, 0x0808);
383 	snd_ac97_write_cache(ac97, AC97_LINE, 0x00da);
384 
385 	for (i = 0; i < ARRAY_SIZE(wm13_snd_ac97_controls_adc); i++) {
386 		if ((err = snd_ctl_add(ac97->bus->card, snd_ac97_cnew(&wm13_snd_ac97_controls_adc[i], ac97))) < 0)
387 			return err;
388 	}
389 	snd_ac97_write_cache(ac97, AC97_CD, 0x0808);
390 
391 	for (i = 0; i < ARRAY_SIZE(wm13_snd_ac97_controls_recsel); i++) {
392 		if ((err = snd_ctl_add(ac97->bus->card, snd_ac97_cnew(&wm13_snd_ac97_controls_recsel[i], ac97))) < 0)
393 			return err;
394 	}
395 	snd_ac97_write_cache(ac97, AC97_VIDEO, 0xd612);
396 	snd_ac97_write_cache(ac97, AC97_REC_GAIN, 0x1ba0);
397 
398 	return 0;
399 }
400 
401 #ifdef CONFIG_PM
402 static void patch_wolfson_wm9713_suspend (ac97_t * ac97)
403 {
404 	snd_ac97_write_cache(ac97, AC97_EXTENDED_MID, 0xfeff);
405 	snd_ac97_write_cache(ac97, AC97_EXTENDED_MSTATUS, 0xffff);
406 }
407 
408 static void patch_wolfson_wm9713_resume (ac97_t * ac97)
409 {
410 	snd_ac97_write_cache(ac97, AC97_EXTENDED_MID, 0xda00);
411 	snd_ac97_write_cache(ac97, AC97_EXTENDED_MSTATUS, 0x3810);
412 	snd_ac97_write_cache(ac97, AC97_POWERDOWN, 0x0);
413 }
414 #endif
415 
416 static struct snd_ac97_build_ops patch_wolfson_wm9713_ops = {
417 	.build_specific = patch_wolfson_wm9713_specific,
418 #ifdef CONFIG_PM
419 	.suspend = patch_wolfson_wm9713_suspend,
420 	.resume = patch_wolfson_wm9713_resume
421 #endif
422 };
423 
424 int patch_wolfson13(ac97_t * ac97)
425 {
426 	ac97->build_ops = &patch_wolfson_wm9713_ops;
427 
428 	ac97->flags |= AC97_HAS_NO_REC_GAIN | AC97_STEREO_MUTES | AC97_HAS_NO_PHONE |
429 		AC97_HAS_NO_PC_BEEP | AC97_HAS_NO_VIDEO | AC97_HAS_NO_CD;
430 
431 	snd_ac97_write_cache(ac97, AC97_EXTENDED_MID, 0xda00);
432 	snd_ac97_write_cache(ac97, AC97_EXTENDED_MSTATUS, 0x3810);
433 	snd_ac97_write_cache(ac97, AC97_POWERDOWN, 0x0);
434 
435 	return 0;
436 }
437 
438 /*
439  * Tritech codec
440  */
441 int patch_tritech_tr28028(ac97_t * ac97)
442 {
443 	snd_ac97_write_cache(ac97, 0x26, 0x0300);
444 	snd_ac97_write_cache(ac97, 0x26, 0x0000);
445 	snd_ac97_write_cache(ac97, AC97_SURROUND_MASTER, 0x0000);
446 	snd_ac97_write_cache(ac97, AC97_SPDIF, 0x0000);
447 	return 0;
448 }
449 
450 /*
451  * Sigmatel STAC97xx codecs
452  */
453 static int patch_sigmatel_stac9700_3d(ac97_t * ac97)
454 {
455 	snd_kcontrol_t *kctl;
456 	int err;
457 
458 	if ((err = snd_ctl_add(ac97->bus->card, kctl = snd_ac97_cnew(&snd_ac97_controls_3d[0], ac97))) < 0)
459 		return err;
460 	strcpy(kctl->id.name, "3D Control Sigmatel - Depth");
461 	kctl->private_value = AC97_SINGLE_VALUE(AC97_3D_CONTROL, 2, 3, 0);
462 	snd_ac97_write_cache(ac97, AC97_3D_CONTROL, 0x0000);
463 	return 0;
464 }
465 
466 static int patch_sigmatel_stac9708_3d(ac97_t * ac97)
467 {
468 	snd_kcontrol_t *kctl;
469 	int err;
470 
471 	if ((err = snd_ctl_add(ac97->bus->card, kctl = snd_ac97_cnew(&snd_ac97_controls_3d[0], ac97))) < 0)
472 		return err;
473 	strcpy(kctl->id.name, "3D Control Sigmatel - Depth");
474 	kctl->private_value = AC97_SINGLE_VALUE(AC97_3D_CONTROL, 0, 3, 0);
475 	if ((err = snd_ctl_add(ac97->bus->card, kctl = snd_ac97_cnew(&snd_ac97_controls_3d[0], ac97))) < 0)
476 		return err;
477 	strcpy(kctl->id.name, "3D Control Sigmatel - Rear Depth");
478 	kctl->private_value = AC97_SINGLE_VALUE(AC97_3D_CONTROL, 2, 3, 0);
479 	snd_ac97_write_cache(ac97, AC97_3D_CONTROL, 0x0000);
480 	return 0;
481 }
482 
483 static const snd_kcontrol_new_t snd_ac97_sigmatel_4speaker =
484 AC97_SINGLE("Sigmatel 4-Speaker Stereo Playback Switch", AC97_SIGMATEL_DAC2INVERT, 2, 1, 0);
485 
486 static const snd_kcontrol_new_t snd_ac97_sigmatel_phaseinvert =
487 AC97_SINGLE("Sigmatel Surround Phase Inversion Playback Switch", AC97_SIGMATEL_DAC2INVERT, 3, 1, 0);
488 
489 static const snd_kcontrol_new_t snd_ac97_sigmatel_controls[] = {
490 AC97_SINGLE("Sigmatel DAC 6dB Attenuate", AC97_SIGMATEL_ANALOG, 1, 1, 0),
491 AC97_SINGLE("Sigmatel ADC 6dB Attenuate", AC97_SIGMATEL_ANALOG, 0, 1, 0)
492 };
493 
494 static int patch_sigmatel_stac97xx_specific(ac97_t * ac97)
495 {
496 	int err;
497 
498 	snd_ac97_write_cache(ac97, AC97_SIGMATEL_ANALOG, snd_ac97_read(ac97, AC97_SIGMATEL_ANALOG) & ~0x0003);
499 	if (snd_ac97_try_bit(ac97, AC97_SIGMATEL_ANALOG, 1))
500 		if ((err = patch_build_controls(ac97, &snd_ac97_sigmatel_controls[0], 1)) < 0)
501 			return err;
502 	if (snd_ac97_try_bit(ac97, AC97_SIGMATEL_ANALOG, 0))
503 		if ((err = patch_build_controls(ac97, &snd_ac97_sigmatel_controls[1], 1)) < 0)
504 			return err;
505 	if (snd_ac97_try_bit(ac97, AC97_SIGMATEL_DAC2INVERT, 2))
506 		if ((err = patch_build_controls(ac97, &snd_ac97_sigmatel_4speaker, 1)) < 0)
507 			return err;
508 	if (snd_ac97_try_bit(ac97, AC97_SIGMATEL_DAC2INVERT, 3))
509 		if ((err = patch_build_controls(ac97, &snd_ac97_sigmatel_phaseinvert, 1)) < 0)
510 			return err;
511 	return 0;
512 }
513 
514 static struct snd_ac97_build_ops patch_sigmatel_stac9700_ops = {
515 	.build_3d	= patch_sigmatel_stac9700_3d,
516 	.build_specific	= patch_sigmatel_stac97xx_specific
517 };
518 
519 int patch_sigmatel_stac9700(ac97_t * ac97)
520 {
521 	ac97->build_ops = &patch_sigmatel_stac9700_ops;
522 	return 0;
523 }
524 
525 static int snd_ac97_stac9708_put_bias(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
526 {
527 	ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
528 	int err;
529 
530 	down(&ac97->page_mutex);
531 	snd_ac97_write(ac97, AC97_SIGMATEL_BIAS1, 0xabba);
532 	err = snd_ac97_update_bits(ac97, AC97_SIGMATEL_BIAS2, 0x0010,
533 				   (ucontrol->value.integer.value[0] & 1) << 4);
534 	snd_ac97_write(ac97, AC97_SIGMATEL_BIAS1, 0);
535 	up(&ac97->page_mutex);
536 	return err;
537 }
538 
539 static const snd_kcontrol_new_t snd_ac97_stac9708_bias_control = {
540 	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
541 	.name = "Sigmatel Output Bias Switch",
542 	.info = snd_ac97_info_volsw,
543 	.get = snd_ac97_get_volsw,
544 	.put = snd_ac97_stac9708_put_bias,
545 	.private_value = AC97_SINGLE_VALUE(AC97_SIGMATEL_BIAS2, 4, 1, 0),
546 };
547 
548 static int patch_sigmatel_stac9708_specific(ac97_t *ac97)
549 {
550 	int err;
551 
552 	snd_ac97_rename_vol_ctl(ac97, "Headphone Playback", "Sigmatel Surround Playback");
553 	if ((err = patch_build_controls(ac97, &snd_ac97_stac9708_bias_control, 1)) < 0)
554 		return err;
555 	return patch_sigmatel_stac97xx_specific(ac97);
556 }
557 
558 static struct snd_ac97_build_ops patch_sigmatel_stac9708_ops = {
559 	.build_3d	= patch_sigmatel_stac9708_3d,
560 	.build_specific	= patch_sigmatel_stac9708_specific
561 };
562 
563 int patch_sigmatel_stac9708(ac97_t * ac97)
564 {
565 	unsigned int codec72, codec6c;
566 
567 	ac97->build_ops = &patch_sigmatel_stac9708_ops;
568 	ac97->caps |= 0x10;	/* HP (sigmatel surround) support */
569 
570 	codec72 = snd_ac97_read(ac97, AC97_SIGMATEL_BIAS2) & 0x8000;
571 	codec6c = snd_ac97_read(ac97, AC97_SIGMATEL_ANALOG);
572 
573 	if ((codec72==0) && (codec6c==0)) {
574 		snd_ac97_write_cache(ac97, AC97_SIGMATEL_CIC1, 0xabba);
575 		snd_ac97_write_cache(ac97, AC97_SIGMATEL_CIC2, 0x1000);
576 		snd_ac97_write_cache(ac97, AC97_SIGMATEL_BIAS1, 0xabba);
577 		snd_ac97_write_cache(ac97, AC97_SIGMATEL_BIAS2, 0x0007);
578 	} else if ((codec72==0x8000) && (codec6c==0)) {
579 		snd_ac97_write_cache(ac97, AC97_SIGMATEL_CIC1, 0xabba);
580 		snd_ac97_write_cache(ac97, AC97_SIGMATEL_CIC2, 0x1001);
581 		snd_ac97_write_cache(ac97, AC97_SIGMATEL_DAC2INVERT, 0x0008);
582 	} else if ((codec72==0x8000) && (codec6c==0x0080)) {
583 		/* nothing */
584 	}
585 	snd_ac97_write_cache(ac97, AC97_SIGMATEL_MULTICHN, 0x0000);
586 	return 0;
587 }
588 
589 int patch_sigmatel_stac9721(ac97_t * ac97)
590 {
591 	ac97->build_ops = &patch_sigmatel_stac9700_ops;
592 	if (snd_ac97_read(ac97, AC97_SIGMATEL_ANALOG) == 0) {
593 		// patch for SigmaTel
594 		snd_ac97_write_cache(ac97, AC97_SIGMATEL_CIC1, 0xabba);
595 		snd_ac97_write_cache(ac97, AC97_SIGMATEL_CIC2, 0x4000);
596 		snd_ac97_write_cache(ac97, AC97_SIGMATEL_BIAS1, 0xabba);
597 		snd_ac97_write_cache(ac97, AC97_SIGMATEL_BIAS2, 0x0002);
598 	}
599 	snd_ac97_write_cache(ac97, AC97_SIGMATEL_MULTICHN, 0x0000);
600 	return 0;
601 }
602 
603 int patch_sigmatel_stac9744(ac97_t * ac97)
604 {
605 	// patch for SigmaTel
606 	ac97->build_ops = &patch_sigmatel_stac9700_ops;
607 	snd_ac97_write_cache(ac97, AC97_SIGMATEL_CIC1, 0xabba);
608 	snd_ac97_write_cache(ac97, AC97_SIGMATEL_CIC2, 0x0000);	/* is this correct? --jk */
609 	snd_ac97_write_cache(ac97, AC97_SIGMATEL_BIAS1, 0xabba);
610 	snd_ac97_write_cache(ac97, AC97_SIGMATEL_BIAS2, 0x0002);
611 	snd_ac97_write_cache(ac97, AC97_SIGMATEL_MULTICHN, 0x0000);
612 	return 0;
613 }
614 
615 int patch_sigmatel_stac9756(ac97_t * ac97)
616 {
617 	// patch for SigmaTel
618 	ac97->build_ops = &patch_sigmatel_stac9700_ops;
619 	snd_ac97_write_cache(ac97, AC97_SIGMATEL_CIC1, 0xabba);
620 	snd_ac97_write_cache(ac97, AC97_SIGMATEL_CIC2, 0x0000);	/* is this correct? --jk */
621 	snd_ac97_write_cache(ac97, AC97_SIGMATEL_BIAS1, 0xabba);
622 	snd_ac97_write_cache(ac97, AC97_SIGMATEL_BIAS2, 0x0002);
623 	snd_ac97_write_cache(ac97, AC97_SIGMATEL_MULTICHN, 0x0000);
624 	return 0;
625 }
626 
627 static int snd_ac97_stac9758_output_jack_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo)
628 {
629 	static char *texts[5] = { "Input/Disabled", "Front Output",
630 		"Rear Output", "Center/LFE Output", "Mixer Output" };
631 
632 	uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
633 	uinfo->count = 1;
634 	uinfo->value.enumerated.items = 5;
635 	if (uinfo->value.enumerated.item > 4)
636 		uinfo->value.enumerated.item = 4;
637 	strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
638 	return 0;
639 }
640 
641 static int snd_ac97_stac9758_output_jack_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t* ucontrol)
642 {
643 	ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
644 	int shift = kcontrol->private_value;
645 	unsigned short val;
646 
647 	val = ac97->regs[AC97_SIGMATEL_OUTSEL] >> shift;
648 	if (!(val & 4))
649 		ucontrol->value.enumerated.item[0] = 0;
650 	else
651 		ucontrol->value.enumerated.item[0] = 1 + (val & 3);
652 	return 0;
653 }
654 
655 static int snd_ac97_stac9758_output_jack_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
656 {
657 	ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
658 	int shift = kcontrol->private_value;
659 	unsigned short val;
660 
661 	if (ucontrol->value.enumerated.item[0] > 4)
662 		return -EINVAL;
663 	if (ucontrol->value.enumerated.item[0] == 0)
664 		val = 0;
665 	else
666 		val = 4 | (ucontrol->value.enumerated.item[0] - 1);
667 	return ac97_update_bits_page(ac97, AC97_SIGMATEL_OUTSEL,
668 				     7 << shift, val << shift, 0);
669 }
670 
671 static int snd_ac97_stac9758_input_jack_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo)
672 {
673 	static char *texts[7] = { "Mic2 Jack", "Mic1 Jack", "Line In Jack",
674 		"Front Jack", "Rear Jack", "Center/LFE Jack", "Mute" };
675 
676 	uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
677 	uinfo->count = 1;
678 	uinfo->value.enumerated.items = 7;
679 	if (uinfo->value.enumerated.item > 6)
680 		uinfo->value.enumerated.item = 6;
681 	strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
682 	return 0;
683 }
684 
685 static int snd_ac97_stac9758_input_jack_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t* ucontrol)
686 {
687 	ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
688 	int shift = kcontrol->private_value;
689 	unsigned short val;
690 
691 	val = ac97->regs[AC97_SIGMATEL_INSEL];
692 	ucontrol->value.enumerated.item[0] = (val >> shift) & 7;
693 	return 0;
694 }
695 
696 static int snd_ac97_stac9758_input_jack_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
697 {
698 	ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
699 	int shift = kcontrol->private_value;
700 
701 	return ac97_update_bits_page(ac97, AC97_SIGMATEL_INSEL, 7 << shift,
702 				     ucontrol->value.enumerated.item[0] << shift, 0);
703 }
704 
705 static int snd_ac97_stac9758_phonesel_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo)
706 {
707 	static char *texts[3] = { "None", "Front Jack", "Rear Jack" };
708 
709 	uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
710 	uinfo->count = 1;
711 	uinfo->value.enumerated.items = 3;
712 	if (uinfo->value.enumerated.item > 2)
713 		uinfo->value.enumerated.item = 2;
714 	strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
715 	return 0;
716 }
717 
718 static int snd_ac97_stac9758_phonesel_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t* ucontrol)
719 {
720 	ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
721 
722 	ucontrol->value.enumerated.item[0] = ac97->regs[AC97_SIGMATEL_IOMISC] & 3;
723 	return 0;
724 }
725 
726 static int snd_ac97_stac9758_phonesel_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
727 {
728 	ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
729 
730 	return ac97_update_bits_page(ac97, AC97_SIGMATEL_IOMISC, 3,
731 				     ucontrol->value.enumerated.item[0], 0);
732 }
733 
734 #define STAC9758_OUTPUT_JACK(xname, shift) \
735 {	.iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
736 	.info = snd_ac97_stac9758_output_jack_info, \
737 	.get = snd_ac97_stac9758_output_jack_get, \
738 	.put = snd_ac97_stac9758_output_jack_put, \
739 	.private_value = shift }
740 #define STAC9758_INPUT_JACK(xname, shift) \
741 {	.iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
742 	.info = snd_ac97_stac9758_input_jack_info, \
743 	.get = snd_ac97_stac9758_input_jack_get, \
744 	.put = snd_ac97_stac9758_input_jack_put, \
745 	.private_value = shift }
746 static const snd_kcontrol_new_t snd_ac97_sigmatel_stac9758_controls[] = {
747 	STAC9758_OUTPUT_JACK("Mic1 Jack", 1),
748 	STAC9758_OUTPUT_JACK("LineIn Jack", 4),
749 	STAC9758_OUTPUT_JACK("Front Jack", 7),
750 	STAC9758_OUTPUT_JACK("Rear Jack", 10),
751 	STAC9758_OUTPUT_JACK("Center/LFE Jack", 13),
752 	STAC9758_INPUT_JACK("Mic Input Source", 0),
753 	STAC9758_INPUT_JACK("Line Input Source", 8),
754 	{
755 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
756 		.name = "Headphone Amp",
757 		.info = snd_ac97_stac9758_phonesel_info,
758 		.get = snd_ac97_stac9758_phonesel_get,
759 		.put = snd_ac97_stac9758_phonesel_put
760 	},
761 	AC97_SINGLE("Exchange Center/LFE", AC97_SIGMATEL_IOMISC, 4, 1, 0),
762 	AC97_SINGLE("Headphone +3dB Boost", AC97_SIGMATEL_IOMISC, 8, 1, 0)
763 };
764 
765 static int patch_sigmatel_stac9758_specific(ac97_t *ac97)
766 {
767 	int err;
768 
769 	err = patch_sigmatel_stac97xx_specific(ac97);
770 	if (err < 0)
771 		return err;
772 	err = patch_build_controls(ac97, snd_ac97_sigmatel_stac9758_controls,
773 				   ARRAY_SIZE(snd_ac97_sigmatel_stac9758_controls));
774 	if (err < 0)
775 		return err;
776 	/* DAC-A direct */
777 	snd_ac97_rename_vol_ctl(ac97, "Headphone Playback", "Front Playback");
778 	/* DAC-A to Mix = PCM */
779 	/* DAC-B direct = Surround */
780 	/* DAC-B to Mix */
781 	snd_ac97_rename_vol_ctl(ac97, "Video Playback", "Surround Mix Playback");
782 	/* DAC-C direct = Center/LFE */
783 
784 	return 0;
785 }
786 
787 static struct snd_ac97_build_ops patch_sigmatel_stac9758_ops = {
788 	.build_3d	= patch_sigmatel_stac9700_3d,
789 	.build_specific	= patch_sigmatel_stac9758_specific
790 };
791 
792 int patch_sigmatel_stac9758(ac97_t * ac97)
793 {
794 	static unsigned short regs[4] = {
795 		AC97_SIGMATEL_OUTSEL,
796 		AC97_SIGMATEL_IOMISC,
797 		AC97_SIGMATEL_INSEL,
798 		AC97_SIGMATEL_VARIOUS
799 	};
800 	static unsigned short def_regs[4] = {
801 		/* OUTSEL */ 0xd794, /* CL:CL, SR:SR, LO:MX, LI:DS, MI:DS */
802 		/* IOMISC */ 0x2001,
803 		/* INSEL */ 0x0201, /* LI:LI, MI:M1 */
804 		/* VARIOUS */ 0x0040
805 	};
806 	static unsigned short m675_regs[4] = {
807 		/* OUTSEL */ 0xfc70, /* CL:MX, SR:MX, LO:DS, LI:MX, MI:DS */
808 		/* IOMISC */ 0x2102, /* HP amp on */
809 		/* INSEL */ 0x0203, /* LI:LI, MI:FR */
810 		/* VARIOUS */ 0x0041 /* stereo mic */
811 	};
812 	unsigned short *pregs = def_regs;
813 	int i;
814 
815 	/* Gateway M675 notebook */
816 	if (ac97->pci &&
817 	    ac97->subsystem_vendor == 0x107b &&
818 	    ac97->subsystem_device == 0x0601)
819 	    	pregs = m675_regs;
820 
821 	// patch for SigmaTel
822 	ac97->build_ops = &patch_sigmatel_stac9758_ops;
823 	/* FIXME: assume only page 0 for writing cache */
824 	snd_ac97_update_bits(ac97, AC97_INT_PAGING, AC97_PAGE_MASK, AC97_PAGE_VENDOR);
825 	for (i = 0; i < 4; i++)
826 		snd_ac97_write_cache(ac97, regs[i], pregs[i]);
827 
828 	ac97->flags |= AC97_STEREO_MUTES;
829 	return 0;
830 }
831 
832 /*
833  * Cirrus Logic CS42xx codecs
834  */
835 static const snd_kcontrol_new_t snd_ac97_cirrus_controls_spdif[2] = {
836 	AC97_SINGLE(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH), AC97_CSR_SPDIF, 15, 1, 0),
837 	AC97_SINGLE(SNDRV_CTL_NAME_IEC958("",PLAYBACK,NONE) "AC97-SPSA", AC97_CSR_ACMODE, 0, 3, 0)
838 };
839 
840 static int patch_cirrus_build_spdif(ac97_t * ac97)
841 {
842 	int err;
843 
844 	/* con mask, pro mask, default */
845 	if ((err = patch_build_controls(ac97, &snd_ac97_controls_spdif[0], 3)) < 0)
846 		return err;
847 	/* switch, spsa */
848 	if ((err = patch_build_controls(ac97, &snd_ac97_cirrus_controls_spdif[0], 1)) < 0)
849 		return err;
850 	switch (ac97->id & AC97_ID_CS_MASK) {
851 	case AC97_ID_CS4205:
852 		if ((err = patch_build_controls(ac97, &snd_ac97_cirrus_controls_spdif[1], 1)) < 0)
853 			return err;
854 		break;
855 	}
856 	/* set default PCM S/PDIF params */
857 	/* consumer,PCM audio,no copyright,no preemphasis,PCM coder,original,48000Hz */
858 	snd_ac97_write_cache(ac97, AC97_CSR_SPDIF, 0x0a20);
859 	return 0;
860 }
861 
862 static struct snd_ac97_build_ops patch_cirrus_ops = {
863 	.build_spdif = patch_cirrus_build_spdif
864 };
865 
866 int patch_cirrus_spdif(ac97_t * ac97)
867 {
868 	/* Basically, the cs4201/cs4205/cs4297a has non-standard sp/dif registers.
869 	   WHY CAN'T ANYONE FOLLOW THE BLOODY SPEC?  *sigh*
870 	   - sp/dif EA ID is not set, but sp/dif is always present.
871 	   - enable/disable is spdif register bit 15.
872 	   - sp/dif control register is 0x68.  differs from AC97:
873 	   - valid is bit 14 (vs 15)
874 	   - no DRS
875 	   - only 44.1/48k [00 = 48, 01=44,1] (AC97 is 00=44.1, 10=48)
876 	   - sp/dif ssource select is in 0x5e bits 0,1.
877 	*/
878 
879 	ac97->build_ops = &patch_cirrus_ops;
880 	ac97->flags |= AC97_CS_SPDIF;
881 	ac97->rates[AC97_RATES_SPDIF] &= ~SNDRV_PCM_RATE_32000;
882         ac97->ext_id |= AC97_EI_SPDIF;	/* force the detection of spdif */
883 	snd_ac97_write_cache(ac97, AC97_CSR_ACMODE, 0x0080);
884 	return 0;
885 }
886 
887 int patch_cirrus_cs4299(ac97_t * ac97)
888 {
889 	/* force the detection of PC Beep */
890 	ac97->flags |= AC97_HAS_PC_BEEP;
891 
892 	return patch_cirrus_spdif(ac97);
893 }
894 
895 /*
896  * Conexant codecs
897  */
898 static const snd_kcontrol_new_t snd_ac97_conexant_controls_spdif[1] = {
899 	AC97_SINGLE(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH), AC97_CXR_AUDIO_MISC, 3, 1, 0),
900 };
901 
902 static int patch_conexant_build_spdif(ac97_t * ac97)
903 {
904 	int err;
905 
906 	/* con mask, pro mask, default */
907 	if ((err = patch_build_controls(ac97, &snd_ac97_controls_spdif[0], 3)) < 0)
908 		return err;
909 	/* switch */
910 	if ((err = patch_build_controls(ac97, &snd_ac97_conexant_controls_spdif[0], 1)) < 0)
911 		return err;
912 	/* set default PCM S/PDIF params */
913 	/* consumer,PCM audio,no copyright,no preemphasis,PCM coder,original,48000Hz */
914 	snd_ac97_write_cache(ac97, AC97_CXR_AUDIO_MISC,
915 			     snd_ac97_read(ac97, AC97_CXR_AUDIO_MISC) & ~(AC97_CXR_SPDIFEN|AC97_CXR_COPYRGT|AC97_CXR_SPDIF_MASK));
916 	return 0;
917 }
918 
919 static struct snd_ac97_build_ops patch_conexant_ops = {
920 	.build_spdif = patch_conexant_build_spdif
921 };
922 
923 int patch_conexant(ac97_t * ac97)
924 {
925 	ac97->build_ops = &patch_conexant_ops;
926 	ac97->flags |= AC97_CX_SPDIF;
927         ac97->ext_id |= AC97_EI_SPDIF;	/* force the detection of spdif */
928 	ac97->rates[AC97_RATES_SPDIF] = SNDRV_PCM_RATE_48000; /* 48k only */
929 	return 0;
930 }
931 
932 /*
933  * Analog Device AD18xx, AD19xx codecs
934  */
935 #ifdef CONFIG_PM
936 static void ad18xx_resume(ac97_t *ac97)
937 {
938 	static unsigned short setup_regs[] = {
939 		AC97_AD_MISC, AC97_AD_SERIAL_CFG, AC97_AD_JACK_SPDIF,
940 	};
941 	int i, codec;
942 
943 	for (i = 0; i < (int)ARRAY_SIZE(setup_regs); i++) {
944 		unsigned short reg = setup_regs[i];
945 		if (test_bit(reg, ac97->reg_accessed)) {
946 			snd_ac97_write(ac97, reg, ac97->regs[reg]);
947 			snd_ac97_read(ac97, reg);
948 		}
949 	}
950 
951 	if (! (ac97->flags & AC97_AD_MULTI))
952 		/* normal restore */
953 		snd_ac97_restore_status(ac97);
954 	else {
955 		/* restore the AD18xx codec configurations */
956 		for (codec = 0; codec < 3; codec++) {
957 			if (! ac97->spec.ad18xx.id[codec])
958 				continue;
959 			/* select single codec */
960 			snd_ac97_update_bits(ac97, AC97_AD_SERIAL_CFG, 0x7000,
961 					     ac97->spec.ad18xx.unchained[codec] | ac97->spec.ad18xx.chained[codec]);
962 			ac97->bus->ops->write(ac97, AC97_AD_CODEC_CFG, ac97->spec.ad18xx.codec_cfg[codec]);
963 		}
964 		/* select all codecs */
965 		snd_ac97_update_bits(ac97, AC97_AD_SERIAL_CFG, 0x7000, 0x7000);
966 
967 		/* restore status */
968 		for (i = 2; i < 0x7c ; i += 2) {
969 			if (i == AC97_POWERDOWN || i == AC97_EXTENDED_ID)
970 				continue;
971 			if (test_bit(i, ac97->reg_accessed)) {
972 				/* handle multi codecs for AD18xx */
973 				if (i == AC97_PCM) {
974 					for (codec = 0; codec < 3; codec++) {
975 						if (! ac97->spec.ad18xx.id[codec])
976 							continue;
977 						/* select single codec */
978 						snd_ac97_update_bits(ac97, AC97_AD_SERIAL_CFG, 0x7000,
979 								     ac97->spec.ad18xx.unchained[codec] | ac97->spec.ad18xx.chained[codec]);
980 						/* update PCM bits */
981 						ac97->bus->ops->write(ac97, AC97_PCM, ac97->spec.ad18xx.pcmreg[codec]);
982 					}
983 					/* select all codecs */
984 					snd_ac97_update_bits(ac97, AC97_AD_SERIAL_CFG, 0x7000, 0x7000);
985 					continue;
986 				} else if (i == AC97_AD_TEST ||
987 					   i == AC97_AD_CODEC_CFG ||
988 					   i == AC97_AD_SERIAL_CFG)
989 					continue; /* ignore */
990 			}
991 			snd_ac97_write(ac97, i, ac97->regs[i]);
992 			snd_ac97_read(ac97, i);
993 		}
994 	}
995 
996 	snd_ac97_restore_iec958(ac97);
997 }
998 #endif
999 
1000 int patch_ad1819(ac97_t * ac97)
1001 {
1002 	unsigned short scfg;
1003 
1004 	// patch for Analog Devices
1005 	scfg = snd_ac97_read(ac97, AC97_AD_SERIAL_CFG);
1006 	snd_ac97_write_cache(ac97, AC97_AD_SERIAL_CFG, scfg | 0x7000); /* select all codecs */
1007 	return 0;
1008 }
1009 
1010 static unsigned short patch_ad1881_unchained(ac97_t * ac97, int idx, unsigned short mask)
1011 {
1012 	unsigned short val;
1013 
1014 	// test for unchained codec
1015 	snd_ac97_update_bits(ac97, AC97_AD_SERIAL_CFG, 0x7000, mask);
1016 	snd_ac97_write_cache(ac97, AC97_AD_CODEC_CFG, 0x0000);	/* ID0C, ID1C, SDIE = off */
1017 	val = snd_ac97_read(ac97, AC97_VENDOR_ID2);
1018 	if ((val & 0xff40) != 0x5340)
1019 		return 0;
1020 	ac97->spec.ad18xx.unchained[idx] = mask;
1021 	ac97->spec.ad18xx.id[idx] = val;
1022 	ac97->spec.ad18xx.codec_cfg[idx] = 0x0000;
1023 	return mask;
1024 }
1025 
1026 static int patch_ad1881_chained1(ac97_t * ac97, int idx, unsigned short codec_bits)
1027 {
1028 	static int cfg_bits[3] = { 1<<12, 1<<14, 1<<13 };
1029 	unsigned short val;
1030 
1031 	snd_ac97_update_bits(ac97, AC97_AD_SERIAL_CFG, 0x7000, cfg_bits[idx]);
1032 	snd_ac97_write_cache(ac97, AC97_AD_CODEC_CFG, 0x0004);	// SDIE
1033 	val = snd_ac97_read(ac97, AC97_VENDOR_ID2);
1034 	if ((val & 0xff40) != 0x5340)
1035 		return 0;
1036 	if (codec_bits)
1037 		snd_ac97_write_cache(ac97, AC97_AD_CODEC_CFG, codec_bits);
1038 	ac97->spec.ad18xx.chained[idx] = cfg_bits[idx];
1039 	ac97->spec.ad18xx.id[idx] = val;
1040 	ac97->spec.ad18xx.codec_cfg[idx] = codec_bits ? codec_bits : 0x0004;
1041 	return 1;
1042 }
1043 
1044 static void patch_ad1881_chained(ac97_t * ac97, int unchained_idx, int cidx1, int cidx2)
1045 {
1046 	// already detected?
1047 	if (ac97->spec.ad18xx.unchained[cidx1] || ac97->spec.ad18xx.chained[cidx1])
1048 		cidx1 = -1;
1049 	if (ac97->spec.ad18xx.unchained[cidx2] || ac97->spec.ad18xx.chained[cidx2])
1050 		cidx2 = -1;
1051 	if (cidx1 < 0 && cidx2 < 0)
1052 		return;
1053 	// test for chained codecs
1054 	snd_ac97_update_bits(ac97, AC97_AD_SERIAL_CFG, 0x7000,
1055 			     ac97->spec.ad18xx.unchained[unchained_idx]);
1056 	snd_ac97_write_cache(ac97, AC97_AD_CODEC_CFG, 0x0002);		// ID1C
1057 	ac97->spec.ad18xx.codec_cfg[unchained_idx] = 0x0002;
1058 	if (cidx1 >= 0) {
1059 		if (patch_ad1881_chained1(ac97, cidx1, 0x0006))		// SDIE | ID1C
1060 			patch_ad1881_chained1(ac97, cidx2, 0);
1061 		else if (patch_ad1881_chained1(ac97, cidx2, 0x0006))	// SDIE | ID1C
1062 			patch_ad1881_chained1(ac97, cidx1, 0);
1063 	} else if (cidx2 >= 0) {
1064 		patch_ad1881_chained1(ac97, cidx2, 0);
1065 	}
1066 }
1067 
1068 static struct snd_ac97_build_ops patch_ad1881_build_ops = {
1069 #ifdef CONFIG_PM
1070 	.resume = ad18xx_resume
1071 #endif
1072 };
1073 
1074 int patch_ad1881(ac97_t * ac97)
1075 {
1076 	static const char cfg_idxs[3][2] = {
1077 		{2, 1},
1078 		{0, 2},
1079 		{0, 1}
1080 	};
1081 
1082 	// patch for Analog Devices
1083 	unsigned short codecs[3];
1084 	unsigned short val;
1085 	int idx, num;
1086 
1087 	val = snd_ac97_read(ac97, AC97_AD_SERIAL_CFG);
1088 	snd_ac97_write_cache(ac97, AC97_AD_SERIAL_CFG, val);
1089 	codecs[0] = patch_ad1881_unchained(ac97, 0, (1<<12));
1090 	codecs[1] = patch_ad1881_unchained(ac97, 1, (1<<14));
1091 	codecs[2] = patch_ad1881_unchained(ac97, 2, (1<<13));
1092 
1093 	snd_runtime_check(codecs[0] | codecs[1] | codecs[2], goto __end);
1094 
1095 	for (idx = 0; idx < 3; idx++)
1096 		if (ac97->spec.ad18xx.unchained[idx])
1097 			patch_ad1881_chained(ac97, idx, cfg_idxs[idx][0], cfg_idxs[idx][1]);
1098 
1099 	if (ac97->spec.ad18xx.id[1]) {
1100 		ac97->flags |= AC97_AD_MULTI;
1101 		ac97->scaps |= AC97_SCAP_SURROUND_DAC;
1102 	}
1103 	if (ac97->spec.ad18xx.id[2]) {
1104 		ac97->flags |= AC97_AD_MULTI;
1105 		ac97->scaps |= AC97_SCAP_CENTER_LFE_DAC;
1106 	}
1107 
1108       __end:
1109 	/* select all codecs */
1110 	snd_ac97_update_bits(ac97, AC97_AD_SERIAL_CFG, 0x7000, 0x7000);
1111 	/* check if only one codec is present */
1112 	for (idx = num = 0; idx < 3; idx++)
1113 		if (ac97->spec.ad18xx.id[idx])
1114 			num++;
1115 	if (num == 1) {
1116 		/* ok, deselect all ID bits */
1117 		snd_ac97_write_cache(ac97, AC97_AD_CODEC_CFG, 0x0000);
1118 		ac97->spec.ad18xx.codec_cfg[0] =
1119 			ac97->spec.ad18xx.codec_cfg[1] =
1120 			ac97->spec.ad18xx.codec_cfg[2] = 0x0000;
1121 	}
1122 	/* required for AD1886/AD1885 combination */
1123 	ac97->ext_id = snd_ac97_read(ac97, AC97_EXTENDED_ID);
1124 	if (ac97->spec.ad18xx.id[0]) {
1125 		ac97->id &= 0xffff0000;
1126 		ac97->id |= ac97->spec.ad18xx.id[0];
1127 	}
1128 	ac97->build_ops = &patch_ad1881_build_ops;
1129 	return 0;
1130 }
1131 
1132 static const snd_kcontrol_new_t snd_ac97_controls_ad1885[] = {
1133 	AC97_SINGLE("Digital Mono Direct", AC97_AD_MISC, 11, 1, 0),
1134 	/* AC97_SINGLE("Digital Audio Mode", AC97_AD_MISC, 12, 1, 0), */ /* seems problematic */
1135 	AC97_SINGLE("Low Power Mixer", AC97_AD_MISC, 14, 1, 0),
1136 	AC97_SINGLE("Zero Fill DAC", AC97_AD_MISC, 15, 1, 0),
1137 	AC97_SINGLE("Headphone Jack Sense", AC97_AD_JACK_SPDIF, 9, 1, 1), /* inverted */
1138 	AC97_SINGLE("Line Jack Sense", AC97_AD_JACK_SPDIF, 8, 1, 1), /* inverted */
1139 };
1140 
1141 static int patch_ad1885_specific(ac97_t * ac97)
1142 {
1143 	int err;
1144 
1145 	if ((err = patch_build_controls(ac97, snd_ac97_controls_ad1885, ARRAY_SIZE(snd_ac97_controls_ad1885))) < 0)
1146 		return err;
1147 	return 0;
1148 }
1149 
1150 static struct snd_ac97_build_ops patch_ad1885_build_ops = {
1151 	.build_specific = &patch_ad1885_specific,
1152 #ifdef CONFIG_PM
1153 	.resume = ad18xx_resume
1154 #endif
1155 };
1156 
1157 int patch_ad1885(ac97_t * ac97)
1158 {
1159 	patch_ad1881(ac97);
1160 	/* This is required to deal with the Intel D815EEAL2 */
1161 	/* i.e. Line out is actually headphone out from codec */
1162 
1163 	/* set default */
1164 	snd_ac97_write_cache(ac97, AC97_AD_MISC, 0x0404);
1165 
1166 	ac97->build_ops = &patch_ad1885_build_ops;
1167 	return 0;
1168 }
1169 
1170 int patch_ad1886(ac97_t * ac97)
1171 {
1172 	patch_ad1881(ac97);
1173 	/* Presario700 workaround */
1174 	/* for Jack Sense/SPDIF Register misetting causing */
1175 	snd_ac97_write_cache(ac97, AC97_AD_JACK_SPDIF, 0x0010);
1176 	return 0;
1177 }
1178 
1179 /* MISC bits */
1180 #define AC97_AD198X_MBC		0x0003	/* mic boost */
1181 #define AC97_AD198X_MBC_20	0x0000	/* +20dB */
1182 #define AC97_AD198X_MBC_10	0x0001	/* +10dB */
1183 #define AC97_AD198X_MBC_30	0x0002	/* +30dB */
1184 #define AC97_AD198X_VREFD	0x0004	/* VREF high-Z */
1185 #define AC97_AD198X_VREFH	0x0008	/* 2.25V, 3.7V */
1186 #define AC97_AD198X_VREF_0	0x000c	/* 0V */
1187 #define AC97_AD198X_SRU		0x0010	/* sample rate unlock */
1188 #define AC97_AD198X_LOSEL	0x0020	/* LINE_OUT amplifiers input select */
1189 #define AC97_AD198X_2MIC	0x0040	/* 2-channel mic select */
1190 #define AC97_AD198X_SPRD	0x0080	/* SPREAD enable */
1191 #define AC97_AD198X_DMIX0	0x0100	/* downmix mode: 0 = 6-to-4, 1 = 6-to-2 downmix */
1192 #define AC97_AD198X_DMIX1	0x0200	/* downmix mode: 1 = enabled */
1193 #define AC97_AD198X_HPSEL	0x0400	/* headphone amplifier input select */
1194 #define AC97_AD198X_CLDIS	0x0800	/* center/lfe disable */
1195 #define AC97_AD198X_LODIS	0x1000	/* LINE_OUT disable */
1196 #define AC97_AD198X_MSPLT	0x2000	/* mute split */
1197 #define AC97_AD198X_AC97NC	0x4000	/* AC97 no compatible mode */
1198 #define AC97_AD198X_DACZ	0x8000	/* DAC zero-fill mode */
1199 
1200 
1201 static int snd_ac97_ad198x_spdif_source_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
1202 {
1203 	static char *texts[2] = { "AC-Link", "A/D Converter" };
1204 
1205 	uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1206 	uinfo->count = 1;
1207 	uinfo->value.enumerated.items = 2;
1208 	if (uinfo->value.enumerated.item > 1)
1209 		uinfo->value.enumerated.item = 1;
1210 	strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
1211 	return 0;
1212 }
1213 
1214 static int snd_ac97_ad198x_spdif_source_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
1215 {
1216 	ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
1217 	unsigned short val;
1218 
1219 	val = ac97->regs[AC97_AD_SERIAL_CFG];
1220 	ucontrol->value.enumerated.item[0] = (val >> 2) & 1;
1221 	return 0;
1222 }
1223 
1224 static int snd_ac97_ad198x_spdif_source_put(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
1225 {
1226 	ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
1227 	unsigned short val;
1228 
1229 	if (ucontrol->value.enumerated.item[0] > 1)
1230 		return -EINVAL;
1231 	val = ucontrol->value.enumerated.item[0] << 2;
1232 	return snd_ac97_update_bits(ac97, AC97_AD_SERIAL_CFG, 0x0004, val);
1233 }
1234 
1235 static const snd_kcontrol_new_t snd_ac97_ad198x_spdif_source = {
1236 	.iface	= SNDRV_CTL_ELEM_IFACE_MIXER,
1237 	.name	= SNDRV_CTL_NAME_IEC958("",PLAYBACK,NONE) "Source",
1238 	.info	= snd_ac97_ad198x_spdif_source_info,
1239 	.get	= snd_ac97_ad198x_spdif_source_get,
1240 	.put	= snd_ac97_ad198x_spdif_source_put,
1241 };
1242 
1243 static int patch_ad198x_post_spdif(ac97_t * ac97)
1244 {
1245  	return patch_build_controls(ac97, &snd_ac97_ad198x_spdif_source, 1);
1246 }
1247 
1248 static const snd_kcontrol_new_t snd_ac97_ad1981x_jack_sense[] = {
1249 	AC97_SINGLE("Headphone Jack Sense", AC97_AD_JACK_SPDIF, 11, 1, 0),
1250 	AC97_SINGLE("Line Jack Sense", AC97_AD_JACK_SPDIF, 12, 1, 0),
1251 };
1252 
1253 static int patch_ad1981a_specific(ac97_t * ac97)
1254 {
1255 	return patch_build_controls(ac97, snd_ac97_ad1981x_jack_sense,
1256 				    ARRAY_SIZE(snd_ac97_ad1981x_jack_sense));
1257 }
1258 
1259 static struct snd_ac97_build_ops patch_ad1981a_build_ops = {
1260 	.build_post_spdif = patch_ad198x_post_spdif,
1261 	.build_specific = patch_ad1981a_specific,
1262 #ifdef CONFIG_PM
1263 	.resume = ad18xx_resume
1264 #endif
1265 };
1266 
1267 static void check_ad1981_hp_jack_sense(ac97_t *ac97)
1268 {
1269 	u32 subid = ((u32)ac97->subsystem_vendor << 16) | ac97->subsystem_device;
1270 	switch (subid) {
1271 	case 0x103c0890: /* HP nc6000 */
1272 	case 0x103c006d: /* HP nx9105 */
1273 	case 0x17340088: /* FSC Scenic-W */
1274 		/* enable headphone jack sense */
1275 		snd_ac97_update_bits(ac97, AC97_AD_JACK_SPDIF, 1<<11, 1<<11);
1276 		break;
1277 	}
1278 }
1279 
1280 int patch_ad1981a(ac97_t *ac97)
1281 {
1282 	patch_ad1881(ac97);
1283 	ac97->build_ops = &patch_ad1981a_build_ops;
1284 	snd_ac97_update_bits(ac97, AC97_AD_MISC, AC97_AD198X_MSPLT, AC97_AD198X_MSPLT);
1285 	ac97->flags |= AC97_STEREO_MUTES;
1286 	check_ad1981_hp_jack_sense(ac97);
1287 	return 0;
1288 }
1289 
1290 static const snd_kcontrol_new_t snd_ac97_ad198x_2cmic =
1291 AC97_SINGLE("Stereo Mic", AC97_AD_MISC, 6, 1, 0);
1292 
1293 static int patch_ad1981b_specific(ac97_t *ac97)
1294 {
1295 	int err;
1296 
1297 	if ((err = patch_build_controls(ac97, &snd_ac97_ad198x_2cmic, 1)) < 0)
1298 		return err;
1299 	return patch_build_controls(ac97, snd_ac97_ad1981x_jack_sense,
1300 				    ARRAY_SIZE(snd_ac97_ad1981x_jack_sense));
1301 }
1302 
1303 static struct snd_ac97_build_ops patch_ad1981b_build_ops = {
1304 	.build_post_spdif = patch_ad198x_post_spdif,
1305 	.build_specific = patch_ad1981b_specific,
1306 #ifdef CONFIG_PM
1307 	.resume = ad18xx_resume
1308 #endif
1309 };
1310 
1311 int patch_ad1981b(ac97_t *ac97)
1312 {
1313 	patch_ad1881(ac97);
1314 	ac97->build_ops = &patch_ad1981b_build_ops;
1315 	snd_ac97_update_bits(ac97, AC97_AD_MISC, AC97_AD198X_MSPLT, AC97_AD198X_MSPLT);
1316 	ac97->flags |= AC97_STEREO_MUTES;
1317 	check_ad1981_hp_jack_sense(ac97);
1318 	return 0;
1319 }
1320 
1321 static int snd_ac97_ad1888_lohpsel_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo)
1322 {
1323 	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1324 	uinfo->count = 1;
1325 	uinfo->value.integer.min = 0;
1326 	uinfo->value.integer.max = 1;
1327 	return 0;
1328 }
1329 
1330 static int snd_ac97_ad1888_lohpsel_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t* ucontrol)
1331 {
1332 	ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
1333 	unsigned short val;
1334 
1335 	val = ac97->regs[AC97_AD_MISC];
1336 	ucontrol->value.integer.value[0] = !(val & AC97_AD198X_LOSEL);
1337 	return 0;
1338 }
1339 
1340 static int snd_ac97_ad1888_lohpsel_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
1341 {
1342 	ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
1343 	unsigned short val;
1344 
1345 	val = !ucontrol->value.integer.value[0]
1346 		? (AC97_AD198X_LOSEL | AC97_AD198X_HPSEL) : 0;
1347 	return snd_ac97_update_bits(ac97, AC97_AD_MISC,
1348 				    AC97_AD198X_LOSEL | AC97_AD198X_HPSEL, val);
1349 }
1350 
1351 static int snd_ac97_ad1888_downmix_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo)
1352 {
1353 	static char *texts[3] = {"Off", "6 -> 4", "6 -> 2"};
1354 
1355 	uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1356 	uinfo->count = 1;
1357 	uinfo->value.enumerated.items = 3;
1358 	if (uinfo->value.enumerated.item > 2)
1359 		uinfo->value.enumerated.item = 2;
1360 	strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
1361 	return 0;
1362 }
1363 
1364 static int snd_ac97_ad1888_downmix_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t* ucontrol)
1365 {
1366 	ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
1367 	unsigned short val;
1368 
1369 	val = ac97->regs[AC97_AD_MISC];
1370 	if (!(val & AC97_AD198X_DMIX1))
1371 		ucontrol->value.enumerated.item[0] = 0;
1372 	else
1373 		ucontrol->value.enumerated.item[0] = 1 + ((val >> 8) & 1);
1374 	return 0;
1375 }
1376 
1377 static int snd_ac97_ad1888_downmix_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
1378 {
1379 	ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
1380 	unsigned short val;
1381 
1382 	if (ucontrol->value.enumerated.item[0] > 2)
1383 		return -EINVAL;
1384 	if (ucontrol->value.enumerated.item[0] == 0)
1385 		val = 0;
1386 	else
1387 		val = AC97_AD198X_DMIX1 |
1388 			((ucontrol->value.enumerated.item[0] - 1) << 8);
1389 	return snd_ac97_update_bits(ac97, AC97_AD_MISC,
1390 				    AC97_AD198X_DMIX0 | AC97_AD198X_DMIX1, val);
1391 }
1392 
1393 static const snd_kcontrol_new_t snd_ac97_ad1888_controls[] = {
1394 	{
1395 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1396 		.name = "Exchange Front/Surround",
1397 		.info = snd_ac97_ad1888_lohpsel_info,
1398 		.get = snd_ac97_ad1888_lohpsel_get,
1399 		.put = snd_ac97_ad1888_lohpsel_put
1400 	},
1401 	AC97_SINGLE("Spread Front to Surround and Center/LFE", AC97_AD_MISC, 7, 1, 0),
1402 	{
1403 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1404 		.name = "Downmix",
1405 		.info = snd_ac97_ad1888_downmix_info,
1406 		.get = snd_ac97_ad1888_downmix_get,
1407 		.put = snd_ac97_ad1888_downmix_put
1408 	},
1409 	AC97_SINGLE("Surround Jack as Input", AC97_AD_MISC, 12, 1, 0),
1410 	AC97_SINGLE("Center/LFE Jack as Input", AC97_AD_MISC, 11, 1, 0),
1411 };
1412 
1413 static int patch_ad1888_specific(ac97_t *ac97)
1414 {
1415 	/* rename 0x04 as "Master" and 0x02 as "Master Surround" */
1416 	snd_ac97_rename_vol_ctl(ac97, "Master Playback", "Master Surround Playback");
1417 	snd_ac97_rename_vol_ctl(ac97, "Headphone Playback", "Master Playback");
1418 	return patch_build_controls(ac97, snd_ac97_ad1888_controls, ARRAY_SIZE(snd_ac97_ad1888_controls));
1419 }
1420 
1421 static struct snd_ac97_build_ops patch_ad1888_build_ops = {
1422 	.build_post_spdif = patch_ad198x_post_spdif,
1423 	.build_specific = patch_ad1888_specific,
1424 #ifdef CONFIG_PM
1425 	.resume = ad18xx_resume
1426 #endif
1427 };
1428 
1429 int patch_ad1888(ac97_t * ac97)
1430 {
1431 	unsigned short misc;
1432 
1433 	patch_ad1881(ac97);
1434 	ac97->build_ops = &patch_ad1888_build_ops;
1435 	/* Switch FRONT/SURROUND LINE-OUT/HP-OUT default connection */
1436 	/* it seems that most vendors connect line-out connector to headphone out of AC'97 */
1437 	/* AD-compatible mode */
1438 	/* Stereo mutes enabled */
1439 	misc = snd_ac97_read(ac97, AC97_AD_MISC);
1440 	snd_ac97_write_cache(ac97, AC97_AD_MISC, misc |
1441 			     AC97_AD198X_LOSEL |
1442 			     AC97_AD198X_HPSEL |
1443 			     AC97_AD198X_MSPLT |
1444 			     AC97_AD198X_AC97NC);
1445 	ac97->flags |= AC97_STEREO_MUTES;
1446 	return 0;
1447 }
1448 
1449 static int patch_ad1980_specific(ac97_t *ac97)
1450 {
1451 	int err;
1452 
1453 	if ((err = patch_ad1888_specific(ac97)) < 0)
1454 		return err;
1455 	return patch_build_controls(ac97, &snd_ac97_ad198x_2cmic, 1);
1456 }
1457 
1458 static struct snd_ac97_build_ops patch_ad1980_build_ops = {
1459 	.build_post_spdif = patch_ad198x_post_spdif,
1460 	.build_specific = patch_ad1980_specific,
1461 #ifdef CONFIG_PM
1462 	.resume = ad18xx_resume
1463 #endif
1464 };
1465 
1466 int patch_ad1980(ac97_t * ac97)
1467 {
1468 	patch_ad1888(ac97);
1469 	ac97->build_ops = &patch_ad1980_build_ops;
1470 	return 0;
1471 }
1472 
1473 static const snd_kcontrol_new_t snd_ac97_ad1985_controls[] = {
1474 	AC97_SINGLE("Center/LFE Jack as Mic", AC97_AD_SERIAL_CFG, 9, 1, 0),
1475 	AC97_SINGLE("Exchange Center/LFE", AC97_AD_SERIAL_CFG, 3, 1, 0)
1476 };
1477 
1478 static int patch_ad1985_specific(ac97_t *ac97)
1479 {
1480 	int err;
1481 
1482 	if ((err = patch_ad1980_specific(ac97)) < 0)
1483 		return err;
1484 	return patch_build_controls(ac97, snd_ac97_ad1985_controls, ARRAY_SIZE(snd_ac97_ad1985_controls));
1485 }
1486 
1487 static struct snd_ac97_build_ops patch_ad1985_build_ops = {
1488 	.build_post_spdif = patch_ad198x_post_spdif,
1489 	.build_specific = patch_ad1985_specific,
1490 #ifdef CONFIG_PM
1491 	.resume = ad18xx_resume
1492 #endif
1493 };
1494 
1495 int patch_ad1985(ac97_t * ac97)
1496 {
1497 	unsigned short misc;
1498 
1499 	patch_ad1881(ac97);
1500 	ac97->build_ops = &patch_ad1985_build_ops;
1501 	misc = snd_ac97_read(ac97, AC97_AD_MISC);
1502 	/* switch front/surround line-out/hp-out */
1503 	/* center/LFE, mic in 3.75V mode */
1504 	/* AD-compatible mode */
1505 	/* Stereo mutes enabled */
1506 	/* in accordance with ADI driver: misc | 0x5c28 */
1507 	snd_ac97_write_cache(ac97, AC97_AD_MISC, misc |
1508 			     AC97_AD198X_VREFH |
1509 			     AC97_AD198X_LOSEL |
1510 			     AC97_AD198X_HPSEL |
1511 			     AC97_AD198X_CLDIS |
1512 			     AC97_AD198X_LODIS |
1513 			     AC97_AD198X_MSPLT |
1514 			     AC97_AD198X_AC97NC);
1515 	ac97->flags |= AC97_STEREO_MUTES;
1516 	/* on AD1985 rev. 3, AC'97 revision bits are zero */
1517 	ac97->ext_id = (ac97->ext_id & ~AC97_EI_REV_MASK) | AC97_EI_REV_23;
1518 	return 0;
1519 }
1520 
1521 /*
1522  * realtek ALC65x/850 codecs
1523  */
1524 static int snd_ac97_alc650_mic_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t * ucontrol)
1525 {
1526         ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
1527         ucontrol->value.integer.value[0] = (ac97->regs[AC97_ALC650_MULTICH] >> 10) & 1;
1528         return 0;
1529 }
1530 
1531 static int snd_ac97_alc650_mic_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t * ucontrol)
1532 {
1533         ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
1534 	int change, val;
1535 	val = !!(snd_ac97_read(ac97, AC97_ALC650_MULTICH) & (1 << 10));
1536 	change = (ucontrol->value.integer.value[0] != val);
1537 	if (change) {
1538 		/* disable/enable vref */
1539 		snd_ac97_update_bits(ac97, AC97_ALC650_CLOCK, 1 << 12,
1540 				     ucontrol->value.integer.value[0] ? (1 << 12) : 0);
1541 		/* turn on/off center-on-mic */
1542 		snd_ac97_update_bits(ac97, AC97_ALC650_MULTICH, 1 << 10,
1543 				     ucontrol->value.integer.value[0] ? (1 << 10) : 0);
1544 		/* GPIO0 high for mic */
1545 		snd_ac97_update_bits(ac97, AC97_ALC650_GPIO_STATUS, 0x100,
1546 				     ucontrol->value.integer.value[0] ? 0 : 0x100);
1547         }
1548         return change;
1549 }
1550 
1551 static const snd_kcontrol_new_t snd_ac97_controls_alc650[] = {
1552 	AC97_SINGLE("Duplicate Front", AC97_ALC650_MULTICH, 0, 1, 0),
1553 	AC97_SINGLE("Surround Down Mix", AC97_ALC650_MULTICH, 1, 1, 0),
1554 	AC97_SINGLE("Center/LFE Down Mix", AC97_ALC650_MULTICH, 2, 1, 0),
1555 	AC97_SINGLE("Exchange Center/LFE", AC97_ALC650_MULTICH, 3, 1, 0),
1556 	/* 4: Analog Input To Surround */
1557 	/* 5: Analog Input To Center/LFE */
1558 	/* 6: Independent Master Volume Right */
1559 	/* 7: Independent Master Volume Left */
1560 	/* 8: reserved */
1561 	AC97_SINGLE("Line-In As Surround", AC97_ALC650_MULTICH, 9, 1, 0),
1562 	/* 10: mic, see below */
1563 	/* 11-13: in IEC958 controls */
1564 	AC97_SINGLE("Swap Surround Slot", AC97_ALC650_MULTICH, 14, 1, 0),
1565 #if 0 /* always set in patch_alc650 */
1566 	AC97_SINGLE("IEC958 Input Clock Enable", AC97_ALC650_CLOCK, 0, 1, 0),
1567 	AC97_SINGLE("IEC958 Input Pin Enable", AC97_ALC650_CLOCK, 1, 1, 0),
1568 	AC97_SINGLE("Surround DAC Switch", AC97_ALC650_SURR_DAC_VOL, 15, 1, 1),
1569 	AC97_DOUBLE("Surround DAC Volume", AC97_ALC650_SURR_DAC_VOL, 8, 0, 31, 1),
1570 	AC97_SINGLE("Center/LFE DAC Switch", AC97_ALC650_LFE_DAC_VOL, 15, 1, 1),
1571 	AC97_DOUBLE("Center/LFE DAC Volume", AC97_ALC650_LFE_DAC_VOL, 8, 0, 31, 1),
1572 #endif
1573 	{
1574 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1575 		.name = "Mic As Center/LFE",
1576 		.info = snd_ac97_info_volsw,
1577 		.get = snd_ac97_alc650_mic_get,
1578 		.put = snd_ac97_alc650_mic_put,
1579 		.private_value = AC97_SINGLE_VALUE(0, 0, 1, 0) /* only mask needed */
1580 	},
1581 };
1582 
1583 static const snd_kcontrol_new_t snd_ac97_spdif_controls_alc650[] = {
1584         AC97_SINGLE("IEC958 Capture Switch", AC97_ALC650_MULTICH, 11, 1, 0),
1585         AC97_SINGLE("Analog to IEC958 Output", AC97_ALC650_MULTICH, 12, 1, 0),
1586 	/* disable this controls since it doesn't work as expected */
1587 	/* AC97_SINGLE("IEC958 Input Monitor", AC97_ALC650_MULTICH, 13, 1, 0), */
1588 };
1589 
1590 static int patch_alc650_specific(ac97_t * ac97)
1591 {
1592 	int err;
1593 
1594 	if ((err = patch_build_controls(ac97, snd_ac97_controls_alc650, ARRAY_SIZE(snd_ac97_controls_alc650))) < 0)
1595 		return err;
1596 	if (ac97->ext_id & AC97_EI_SPDIF) {
1597 		if ((err = patch_build_controls(ac97, snd_ac97_spdif_controls_alc650, ARRAY_SIZE(snd_ac97_spdif_controls_alc650))) < 0)
1598 			return err;
1599 	}
1600 	return 0;
1601 }
1602 
1603 static struct snd_ac97_build_ops patch_alc650_ops = {
1604 	.build_specific	= patch_alc650_specific
1605 };
1606 
1607 int patch_alc650(ac97_t * ac97)
1608 {
1609 	unsigned short val;
1610 
1611 	ac97->build_ops = &patch_alc650_ops;
1612 
1613 	/* determine the revision */
1614 	val = snd_ac97_read(ac97, AC97_ALC650_REVISION) & 0x3f;
1615 	if (val < 3)
1616 		ac97->id = 0x414c4720;          /* Old version */
1617 	else if (val < 0x10)
1618 		ac97->id = 0x414c4721;          /* D version */
1619 	else if (val < 0x20)
1620 		ac97->id = 0x414c4722;          /* E version */
1621 	else if (val < 0x30)
1622 		ac97->id = 0x414c4723;          /* F version */
1623 
1624 	/* revision E or F */
1625 	/* FIXME: what about revision D ? */
1626 	ac97->spec.dev_flags = (ac97->id == 0x414c4722 ||
1627 				ac97->id == 0x414c4723);
1628 
1629 	/* enable AC97_ALC650_GPIO_SETUP, AC97_ALC650_CLOCK for R/W */
1630 	snd_ac97_write_cache(ac97, AC97_ALC650_GPIO_STATUS,
1631 		snd_ac97_read(ac97, AC97_ALC650_GPIO_STATUS) | 0x8000);
1632 
1633 	/* Enable SPDIF-IN only on Rev.E and above */
1634 	val = snd_ac97_read(ac97, AC97_ALC650_CLOCK);
1635 	/* SPDIF IN with pin 47 */
1636 	if (ac97->spec.dev_flags)
1637 		val |= 0x03; /* enable */
1638 	else
1639 		val &= ~0x03; /* disable */
1640 	snd_ac97_write_cache(ac97, AC97_ALC650_CLOCK, val);
1641 
1642 	/* set default: slot 3,4,7,8,6,9
1643 	   spdif-in monitor off, analog-spdif off, spdif-in off
1644 	   center on mic off, surround on line-in off
1645 	   downmix off, duplicate front off
1646 	*/
1647 	snd_ac97_write_cache(ac97, AC97_ALC650_MULTICH, 0);
1648 
1649 	/* set GPIO0 for mic bias */
1650 	/* GPIO0 pin output, no interrupt, high */
1651 	snd_ac97_write_cache(ac97, AC97_ALC650_GPIO_SETUP,
1652 			     snd_ac97_read(ac97, AC97_ALC650_GPIO_SETUP) | 0x01);
1653 	snd_ac97_write_cache(ac97, AC97_ALC650_GPIO_STATUS,
1654 			     (snd_ac97_read(ac97, AC97_ALC650_GPIO_STATUS) | 0x100) & ~0x10);
1655 
1656 	/* full DAC volume */
1657 	snd_ac97_write_cache(ac97, AC97_ALC650_SURR_DAC_VOL, 0x0808);
1658 	snd_ac97_write_cache(ac97, AC97_ALC650_LFE_DAC_VOL, 0x0808);
1659 	return 0;
1660 }
1661 
1662 static int snd_ac97_alc655_mic_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t * ucontrol)
1663 {
1664         ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
1665         ucontrol->value.integer.value[0] = (ac97->regs[AC97_ALC650_MULTICH] >> 10) & 1;
1666         return 0;
1667 }
1668 
1669 static int snd_ac97_alc655_mic_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t * ucontrol)
1670 {
1671         ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
1672 
1673 	/* misc control; vrefout disable */
1674 	snd_ac97_update_bits(ac97, AC97_ALC650_CLOCK, 1 << 12,
1675 			     ucontrol->value.integer.value[0] ? (1 << 12) : 0);
1676 	return ac97_update_bits_page(ac97, AC97_ALC650_MULTICH, 1 << 10,
1677 				     ucontrol->value.integer.value[0] ? (1 << 10) : 0,
1678 				     0);
1679 }
1680 
1681 
1682 static const snd_kcontrol_new_t snd_ac97_controls_alc655[] = {
1683 	AC97_PAGE_SINGLE("Duplicate Front", AC97_ALC650_MULTICH, 0, 1, 0, 0),
1684 	AC97_PAGE_SINGLE("Line-In As Surround", AC97_ALC650_MULTICH, 9, 1, 0, 0),
1685 	{
1686 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1687 		.name = "Mic As Center/LFE",
1688 		.info = snd_ac97_info_volsw,
1689 		.get = snd_ac97_alc655_mic_get,
1690 		.put = snd_ac97_alc655_mic_put,
1691 		.private_value = AC97_SINGLE_VALUE(0, 0, 1, 0) /* only mask needed */
1692 	},
1693 };
1694 
1695 static int alc655_iec958_route_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo)
1696 {
1697 	static char *texts_655[3] = { "PCM", "Analog In", "IEC958 In" };
1698 	static char *texts_658[4] = { "PCM", "Analog1 In", "Analog2 In", "IEC958 In" };
1699 	ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
1700 
1701 	uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1702 	uinfo->count = 1;
1703 	uinfo->value.enumerated.items = ac97->spec.dev_flags ? 4 : 3;
1704 	if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
1705 		uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
1706 	strcpy(uinfo->value.enumerated.name,
1707 	       ac97->spec.dev_flags ?
1708 	       texts_658[uinfo->value.enumerated.item] :
1709 	       texts_655[uinfo->value.enumerated.item]);
1710 	return 0;
1711 }
1712 
1713 static int alc655_iec958_route_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
1714 {
1715 	ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
1716 	unsigned short val;
1717 
1718 	val = ac97->regs[AC97_ALC650_MULTICH];
1719 	val = (val >> 12) & 3;
1720 	if (ac97->spec.dev_flags && val == 3)
1721 		val = 0;
1722 	ucontrol->value.enumerated.item[0] = val;
1723 	return 0;
1724 }
1725 
1726 static int alc655_iec958_route_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
1727 {
1728 	ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
1729 
1730 	return ac97_update_bits_page(ac97, AC97_ALC650_MULTICH, 3 << 12,
1731 				     (unsigned short)ucontrol->value.enumerated.item[0] << 12,
1732 				     0);
1733 }
1734 
1735 static const snd_kcontrol_new_t snd_ac97_spdif_controls_alc655[] = {
1736         AC97_PAGE_SINGLE("IEC958 Capture Switch", AC97_ALC650_MULTICH, 11, 1, 0, 0),
1737 	/* disable this controls since it doesn't work as expected */
1738         /* AC97_PAGE_SINGLE("IEC958 Input Monitor", AC97_ALC650_MULTICH, 14, 1, 0, 0), */
1739 	{
1740 		.iface  = SNDRV_CTL_ELEM_IFACE_MIXER,
1741 		.name   = "IEC958 Playback Route",
1742 		.info   = alc655_iec958_route_info,
1743 		.get    = alc655_iec958_route_get,
1744 		.put    = alc655_iec958_route_put,
1745 	},
1746 };
1747 
1748 static int patch_alc655_specific(ac97_t * ac97)
1749 {
1750 	int err;
1751 
1752 	if ((err = patch_build_controls(ac97, snd_ac97_controls_alc655, ARRAY_SIZE(snd_ac97_controls_alc655))) < 0)
1753 		return err;
1754 	if (ac97->ext_id & AC97_EI_SPDIF) {
1755 		if ((err = patch_build_controls(ac97, snd_ac97_spdif_controls_alc655, ARRAY_SIZE(snd_ac97_spdif_controls_alc655))) < 0)
1756 			return err;
1757 	}
1758 	return 0;
1759 }
1760 
1761 static struct snd_ac97_build_ops patch_alc655_ops = {
1762 	.build_specific	= patch_alc655_specific
1763 };
1764 
1765 int patch_alc655(ac97_t * ac97)
1766 {
1767 	unsigned int val;
1768 
1769 	ac97->spec.dev_flags = (ac97->id == 0x414c4780); /* ALC658 */
1770 
1771 	ac97->build_ops = &patch_alc655_ops;
1772 
1773 	/* assume only page 0 for writing cache */
1774 	snd_ac97_update_bits(ac97, AC97_INT_PAGING, AC97_PAGE_MASK, AC97_PAGE_VENDOR);
1775 
1776 	/* adjust default values */
1777 	val = snd_ac97_read(ac97, 0x7a); /* misc control */
1778 	if (ac97->id == 0x414c4780) /* ALC658 */
1779 		val &= ~(1 << 1); /* Pin 47 is spdif input pin */
1780 	else /* ALC655 */
1781 		val |= (1 << 1); /* Pin 47 is spdif input pin */
1782 	val &= ~(1 << 12); /* vref enable */
1783 	snd_ac97_write_cache(ac97, 0x7a, val);
1784 	/* set default: spdif-in enabled,
1785 	   spdif-in monitor off, spdif-in PCM off
1786 	   center on mic off, surround on line-in off
1787 	   duplicate front off
1788 	*/
1789 	snd_ac97_write_cache(ac97, AC97_ALC650_MULTICH, 1<<15);
1790 
1791 	/* full DAC volume */
1792 	snd_ac97_write_cache(ac97, AC97_ALC650_SURR_DAC_VOL, 0x0808);
1793 	snd_ac97_write_cache(ac97, AC97_ALC650_LFE_DAC_VOL, 0x0808);
1794 	return 0;
1795 }
1796 
1797 
1798 #define AC97_ALC850_JACK_SELECT	0x76
1799 #define AC97_ALC850_MISC1	0x7a
1800 
1801 static int ac97_alc850_surround_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t * ucontrol)
1802 {
1803         ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
1804         ucontrol->value.integer.value[0] = ((ac97->regs[AC97_ALC850_JACK_SELECT] >> 12) & 7) == 2;
1805         return 0;
1806 }
1807 
1808 static int ac97_alc850_surround_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t * ucontrol)
1809 {
1810         ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
1811 
1812 	/* SURR 1kOhm (bit4), Amp (bit5) */
1813 	snd_ac97_update_bits(ac97, AC97_ALC850_MISC1, (1<<4)|(1<<5),
1814 			     ucontrol->value.integer.value[0] ? (1<<5) : (1<<4));
1815 	/* LINE-IN = 0, SURROUND = 2 */
1816 	return snd_ac97_update_bits(ac97, AC97_ALC850_JACK_SELECT, 7 << 12,
1817 				    ucontrol->value.integer.value[0] ? (2<<12) : (0<<12));
1818 }
1819 
1820 static int ac97_alc850_mic_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t * ucontrol)
1821 {
1822         ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
1823         ucontrol->value.integer.value[0] = ((ac97->regs[AC97_ALC850_JACK_SELECT] >> 4) & 7) == 2;
1824         return 0;
1825 }
1826 
1827 static int ac97_alc850_mic_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t * ucontrol)
1828 {
1829         ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
1830 
1831 	/* Vref disable (bit12), 1kOhm (bit13) */
1832 	snd_ac97_update_bits(ac97, AC97_ALC850_MISC1, (1<<12)|(1<<13),
1833 			     ucontrol->value.integer.value[0] ? (1<<12) : (1<<13));
1834 	/* MIC-IN = 1, CENTER-LFE = 2 */
1835 	return snd_ac97_update_bits(ac97, AC97_ALC850_JACK_SELECT, 7 << 4,
1836 				    ucontrol->value.integer.value[0] ? (2<<4) : (1<<4));
1837 }
1838 
1839 static const snd_kcontrol_new_t snd_ac97_controls_alc850[] = {
1840 	AC97_PAGE_SINGLE("Duplicate Front", AC97_ALC650_MULTICH, 0, 1, 0, 0),
1841 	{
1842 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1843 		.name = "Line-In As Surround",
1844 		.info = snd_ac97_info_volsw,
1845 		.get = ac97_alc850_surround_get,
1846 		.put = ac97_alc850_surround_put,
1847 		.private_value = AC97_SINGLE_VALUE(0, 0, 1, 0) /* only mask needed */
1848 	},
1849 	{
1850 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1851 		.name = "Mic As Center/LFE",
1852 		.info = snd_ac97_info_volsw,
1853 		.get = ac97_alc850_mic_get,
1854 		.put = ac97_alc850_mic_put,
1855 		.private_value = AC97_SINGLE_VALUE(0, 0, 1, 0) /* only mask needed */
1856 	},
1857 
1858 };
1859 
1860 static int patch_alc850_specific(ac97_t *ac97)
1861 {
1862 	int err;
1863 
1864 	if ((err = patch_build_controls(ac97, snd_ac97_controls_alc850, ARRAY_SIZE(snd_ac97_controls_alc850))) < 0)
1865 		return err;
1866 	if (ac97->ext_id & AC97_EI_SPDIF) {
1867 		if ((err = patch_build_controls(ac97, snd_ac97_spdif_controls_alc655, ARRAY_SIZE(snd_ac97_spdif_controls_alc655))) < 0)
1868 			return err;
1869 	}
1870 	return 0;
1871 }
1872 
1873 static struct snd_ac97_build_ops patch_alc850_ops = {
1874 	.build_specific	= patch_alc850_specific
1875 };
1876 
1877 int patch_alc850(ac97_t *ac97)
1878 {
1879 	ac97->build_ops = &patch_alc850_ops;
1880 
1881 	ac97->spec.dev_flags = 0; /* for IEC958 playback route - ALC655 compatible */
1882 
1883 	/* assume only page 0 for writing cache */
1884 	snd_ac97_update_bits(ac97, AC97_INT_PAGING, AC97_PAGE_MASK, AC97_PAGE_VENDOR);
1885 
1886 	/* adjust default values */
1887 	/* set default: spdif-in enabled,
1888 	   spdif-in monitor off, spdif-in PCM off
1889 	   center on mic off, surround on line-in off
1890 	   duplicate front off
1891 	*/
1892 	snd_ac97_write_cache(ac97, AC97_ALC650_MULTICH, 1<<15);
1893 	/* SURR_OUT: on, Surr 1kOhm: on, Surr Amp: off, Front 1kOhm: off
1894 	 * Front Amp: on, Vref: enable, Center 1kOhm: on, Mix: on
1895 	 */
1896 	snd_ac97_write_cache(ac97, 0x7a, (1<<1)|(1<<4)|(0<<5)|(1<<6)|
1897 			     (1<<7)|(0<<12)|(1<<13)|(0<<14));
1898 	/* detection UIO2,3: all path floating, UIO3: MIC, Vref2: disable,
1899 	 * UIO1: FRONT, Vref3: disable, UIO3: LINE, Front-Mic: mute
1900 	 */
1901 	snd_ac97_write_cache(ac97, 0x76, (0<<0)|(0<<2)|(1<<4)|(1<<7)|(2<<8)|
1902 			     (1<<11)|(0<<12)|(1<<15));
1903 
1904 	/* full DAC volume */
1905 	snd_ac97_write_cache(ac97, AC97_ALC650_SURR_DAC_VOL, 0x0808);
1906 	snd_ac97_write_cache(ac97, AC97_ALC650_LFE_DAC_VOL, 0x0808);
1907 	return 0;
1908 }
1909 
1910 
1911 /*
1912  * C-Media CM97xx codecs
1913  */
1914 static const snd_kcontrol_new_t snd_ac97_cm9738_controls[] = {
1915 	AC97_SINGLE("Line-In As Surround", AC97_CM9738_VENDOR_CTRL, 10, 1, 0),
1916 	AC97_SINGLE("Duplicate Front", AC97_CM9738_VENDOR_CTRL, 13, 1, 0),
1917 };
1918 
1919 static int patch_cm9738_specific(ac97_t * ac97)
1920 {
1921 	return patch_build_controls(ac97, snd_ac97_cm9738_controls, ARRAY_SIZE(snd_ac97_cm9738_controls));
1922 }
1923 
1924 static struct snd_ac97_build_ops patch_cm9738_ops = {
1925 	.build_specific	= patch_cm9738_specific
1926 };
1927 
1928 int patch_cm9738(ac97_t * ac97)
1929 {
1930 	ac97->build_ops = &patch_cm9738_ops;
1931 	/* FIXME: can anyone confirm below? */
1932 	/* CM9738 has no PCM volume although the register reacts */
1933 	ac97->flags |= AC97_HAS_NO_PCM_VOL;
1934 	snd_ac97_write_cache(ac97, AC97_PCM, 0x8000);
1935 
1936 	return 0;
1937 }
1938 
1939 static int snd_ac97_cmedia_spdif_playback_source_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
1940 {
1941 	static char *texts[] = { "Analog", "Digital" };
1942 
1943 	uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1944 	uinfo->count = 1;
1945 	uinfo->value.enumerated.items = 2;
1946 	if (uinfo->value.enumerated.item > 1)
1947 		uinfo->value.enumerated.item = 1;
1948 	strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
1949 	return 0;
1950 }
1951 
1952 static int snd_ac97_cmedia_spdif_playback_source_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
1953 {
1954 	ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
1955 	unsigned short val;
1956 
1957 	val = ac97->regs[AC97_CM9739_SPDIF_CTRL];
1958 	ucontrol->value.enumerated.item[0] = (val >> 1) & 0x01;
1959 	return 0;
1960 }
1961 
1962 static int snd_ac97_cmedia_spdif_playback_source_put(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
1963 {
1964 	ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
1965 
1966 	return snd_ac97_update_bits(ac97, AC97_CM9739_SPDIF_CTRL,
1967 				    0x01 << 1,
1968 				    (ucontrol->value.enumerated.item[0] & 0x01) << 1);
1969 }
1970 
1971 static const snd_kcontrol_new_t snd_ac97_cm9739_controls_spdif[] = {
1972 	/* BIT 0: SPDI_EN - always true */
1973 	{ /* BIT 1: SPDIFS */
1974 		.iface	= SNDRV_CTL_ELEM_IFACE_MIXER,
1975 		.name	= SNDRV_CTL_NAME_IEC958("",PLAYBACK,NONE) "Source",
1976 		.info	= snd_ac97_cmedia_spdif_playback_source_info,
1977 		.get	= snd_ac97_cmedia_spdif_playback_source_get,
1978 		.put	= snd_ac97_cmedia_spdif_playback_source_put,
1979 	},
1980 	/* BIT 2: IG_SPIV */
1981 	AC97_SINGLE(SNDRV_CTL_NAME_IEC958("",CAPTURE,NONE) "Valid Switch", AC97_CM9739_SPDIF_CTRL, 2, 1, 0),
1982 	/* BIT 3: SPI2F */
1983 	AC97_SINGLE(SNDRV_CTL_NAME_IEC958("",CAPTURE,NONE) "Monitor", AC97_CM9739_SPDIF_CTRL, 3, 1, 0),
1984 	/* BIT 4: SPI2SDI */
1985 	AC97_SINGLE(SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH), AC97_CM9739_SPDIF_CTRL, 4, 1, 0),
1986 	/* BIT 8: SPD32 - 32bit SPDIF - not supported yet */
1987 };
1988 
1989 static int snd_ac97_cm9739_center_mic_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
1990 {
1991 	ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
1992 	if (ac97->regs[AC97_CM9739_MULTI_CHAN] & 0x1000)
1993 		ucontrol->value.integer.value[0] = 1;
1994 	else
1995 		ucontrol->value.integer.value[0] = 0;
1996 	return 0;
1997 }
1998 
1999 static int snd_ac97_cm9739_center_mic_put(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
2000 {
2001 	ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
2002 	return snd_ac97_update_bits(ac97, AC97_CM9739_MULTI_CHAN, 0x3000,
2003 				    ucontrol->value.integer.value[0] ?
2004 				    0x1000 : 0x2000);
2005 }
2006 
2007 static const snd_kcontrol_new_t snd_ac97_cm9739_controls[] = {
2008 	AC97_SINGLE("Line-In As Surround", AC97_CM9739_MULTI_CHAN, 10, 1, 0),
2009 	{
2010 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2011 		.name = "Mic As Center/LFE",
2012 		.info = snd_ac97_info_volsw,
2013 		.get = snd_ac97_cm9739_center_mic_get,
2014 		.put = snd_ac97_cm9739_center_mic_put,
2015 		.private_value = AC97_SINGLE_VALUE(0, 0, 1, 0) /* only mask needed */
2016 	},
2017 };
2018 
2019 static int patch_cm9739_specific(ac97_t * ac97)
2020 {
2021 	return patch_build_controls(ac97, snd_ac97_cm9739_controls, ARRAY_SIZE(snd_ac97_cm9739_controls));
2022 }
2023 
2024 static int patch_cm9739_post_spdif(ac97_t * ac97)
2025 {
2026 	return patch_build_controls(ac97, snd_ac97_cm9739_controls_spdif, ARRAY_SIZE(snd_ac97_cm9739_controls_spdif));
2027 }
2028 
2029 static struct snd_ac97_build_ops patch_cm9739_ops = {
2030 	.build_specific	= patch_cm9739_specific,
2031 	.build_post_spdif = patch_cm9739_post_spdif
2032 };
2033 
2034 int patch_cm9739(ac97_t * ac97)
2035 {
2036 	unsigned short val;
2037 
2038 	ac97->build_ops = &patch_cm9739_ops;
2039 
2040 	/* CM9739/A has no Master and PCM volume although the register reacts */
2041 	ac97->flags |= AC97_HAS_NO_MASTER_VOL | AC97_HAS_NO_PCM_VOL;
2042 	snd_ac97_write_cache(ac97, AC97_MASTER, 0x8000);
2043 	snd_ac97_write_cache(ac97, AC97_PCM, 0x8000);
2044 
2045 	/* check spdif */
2046 	val = snd_ac97_read(ac97, AC97_EXTENDED_STATUS);
2047 	if (val & AC97_EA_SPCV) {
2048 		/* enable spdif in */
2049 		snd_ac97_write_cache(ac97, AC97_CM9739_SPDIF_CTRL,
2050 				     snd_ac97_read(ac97, AC97_CM9739_SPDIF_CTRL) | 0x01);
2051 		ac97->rates[AC97_RATES_SPDIF] = SNDRV_PCM_RATE_48000; /* 48k only */
2052 	} else {
2053 		ac97->ext_id &= ~AC97_EI_SPDIF; /* disable extended-id */
2054 		ac97->rates[AC97_RATES_SPDIF] = 0;
2055 	}
2056 
2057 	/* set-up multi channel */
2058 	/* bit 14: 0 = SPDIF, 1 = EAPD */
2059 	/* bit 13: enable internal vref output for mic */
2060 	/* bit 12: disable center/lfe (swithable) */
2061 	/* bit 10: disable surround/line (switchable) */
2062 	/* bit 9: mix 2 surround off */
2063 	/* bit 4: undocumented; 0 mutes the CM9739A, which defaults to 1 */
2064 	/* bit 3: undocumented; surround? */
2065 	/* bit 0: dB */
2066 	val = snd_ac97_read(ac97, AC97_CM9739_MULTI_CHAN) & (1 << 4);
2067 	val |= (1 << 3);
2068 	val |= (1 << 13);
2069 	if (! (ac97->ext_id & AC97_EI_SPDIF))
2070 		val |= (1 << 14);
2071 	snd_ac97_write_cache(ac97, AC97_CM9739_MULTI_CHAN, val);
2072 
2073 	/* FIXME: set up GPIO */
2074 	snd_ac97_write_cache(ac97, 0x70, 0x0100);
2075 	snd_ac97_write_cache(ac97, 0x72, 0x0020);
2076 	/* Special exception for ASUS W1000/CMI9739. It does not have an SPDIF in. */
2077 	if (ac97->pci &&
2078 	     ac97->subsystem_vendor == 0x1043 &&
2079 	     ac97->subsystem_device == 0x1843) {
2080 		snd_ac97_write_cache(ac97, AC97_CM9739_SPDIF_CTRL,
2081 			snd_ac97_read(ac97, AC97_CM9739_SPDIF_CTRL) & ~0x01);
2082 		snd_ac97_write_cache(ac97, AC97_CM9739_MULTI_CHAN,
2083 			snd_ac97_read(ac97, AC97_CM9739_MULTI_CHAN) | (1 << 14));
2084 	}
2085 
2086 	return 0;
2087 }
2088 
2089 #define AC97_CM9761_MULTI_CHAN	0x64
2090 #define AC97_CM9761_FUNC	0x66
2091 #define AC97_CM9761_SPDIF_CTRL	0x6c
2092 
2093 static int snd_ac97_cm9761_linein_rear_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
2094 {
2095 	ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
2096 	if (ac97->regs[AC97_CM9761_MULTI_CHAN] & 0x0400)
2097 		ucontrol->value.integer.value[0] = 1;
2098 	else
2099 		ucontrol->value.integer.value[0] = 0;
2100 	return 0;
2101 }
2102 
2103 static int snd_ac97_cm9761_linein_rear_put(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
2104 {
2105 	ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
2106 	unsigned short vals[2][2] = {
2107 		{ 0x0008, 0x0400 }, /* off, on */
2108 		{ 0x0000, 0x0408 }, /* off, on (9761-82 rev.B) */
2109 	};
2110 	return snd_ac97_update_bits(ac97, AC97_CM9761_MULTI_CHAN, 0x0408,
2111 				    vals[ac97->spec.dev_flags][!!ucontrol->value.integer.value[0]]);
2112 }
2113 
2114 static int snd_ac97_cm9761_center_mic_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
2115 {
2116 	ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
2117 	if (ac97->regs[AC97_CM9761_MULTI_CHAN] & 0x1000)
2118 		ucontrol->value.integer.value[0] = 1;
2119 	else
2120 		ucontrol->value.integer.value[0] = 0;
2121 	if (ac97->spec.dev_flags) /* 9761-82 rev.B */
2122 		ucontrol->value.integer.value[0] = !ucontrol->value.integer.value[0];
2123 	return 0;
2124 }
2125 
2126 static int snd_ac97_cm9761_center_mic_put(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
2127 {
2128 	ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
2129 	unsigned short vals[2][2] = {
2130 		{ 0x2000, 0x1880 }, /* off, on */
2131 		{ 0x1000, 0x2880 }, /* off, on (9761-82 rev.B) */
2132 	};
2133 	return snd_ac97_update_bits(ac97, AC97_CM9761_MULTI_CHAN, 0x3880,
2134 				    vals[ac97->spec.dev_flags][!!ucontrol->value.integer.value[0]]);
2135 }
2136 
2137 static const snd_kcontrol_new_t snd_ac97_cm9761_controls[] = {
2138 	{
2139 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2140 		.name = "Line-In As Surround",
2141 		.info = snd_ac97_info_volsw,
2142 		.get = snd_ac97_cm9761_linein_rear_get,
2143 		.put = snd_ac97_cm9761_linein_rear_put,
2144 		.private_value = AC97_SINGLE_VALUE(0, 0, 1, 0) /* only mask needed */
2145 	},
2146 	{
2147 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2148 		.name = "Mic As Center/LFE",
2149 		.info = snd_ac97_info_volsw,
2150 		.get = snd_ac97_cm9761_center_mic_get,
2151 		.put = snd_ac97_cm9761_center_mic_put,
2152 		.private_value = AC97_SINGLE_VALUE(0, 0, 1, 0) /* only mask needed */
2153 	},
2154 };
2155 
2156 static int cm9761_spdif_out_source_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo)
2157 {
2158 	static char *texts[] = { "AC-Link", "ADC", "SPDIF-In" };
2159 
2160 	uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
2161 	uinfo->count = 1;
2162 	uinfo->value.enumerated.items = 3;
2163 	if (uinfo->value.enumerated.item > 2)
2164 		uinfo->value.enumerated.item = 2;
2165 	strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
2166 	return 0;
2167 }
2168 
2169 static int cm9761_spdif_out_source_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
2170 {
2171 	ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
2172 
2173 	if (ac97->regs[AC97_CM9761_FUNC] & 0x1)
2174 		ucontrol->value.enumerated.item[0] = 2; /* SPDIF-loopback */
2175 	else if (ac97->regs[AC97_CM9761_SPDIF_CTRL] & 0x2)
2176 		ucontrol->value.enumerated.item[0] = 1; /* ADC loopback */
2177 	else
2178 		ucontrol->value.enumerated.item[0] = 0; /* AC-link */
2179 	return 0;
2180 }
2181 
2182 static int cm9761_spdif_out_source_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
2183 {
2184 	ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
2185 
2186 	if (ucontrol->value.enumerated.item[0] == 2)
2187 		return snd_ac97_update_bits(ac97, AC97_CM9761_FUNC, 0x1, 0x1);
2188 	snd_ac97_update_bits(ac97, AC97_CM9761_FUNC, 0x1, 0);
2189 	return snd_ac97_update_bits(ac97, AC97_CM9761_SPDIF_CTRL, 0x2,
2190 				    ucontrol->value.enumerated.item[0] == 1 ? 0x2 : 0);
2191 }
2192 
2193 static const char *cm9761_dac_clock[] = { "AC-Link", "SPDIF-In", "Both" };
2194 static const struct ac97_enum cm9761_dac_clock_enum =
2195 	AC97_ENUM_SINGLE(AC97_CM9761_SPDIF_CTRL, 9, 3, cm9761_dac_clock);
2196 
2197 static const snd_kcontrol_new_t snd_ac97_cm9761_controls_spdif[] = {
2198 	{ /* BIT 1: SPDIFS */
2199 		.iface	= SNDRV_CTL_ELEM_IFACE_MIXER,
2200 		.name	= SNDRV_CTL_NAME_IEC958("",PLAYBACK,NONE) "Source",
2201 		.info = cm9761_spdif_out_source_info,
2202 		.get = cm9761_spdif_out_source_get,
2203 		.put = cm9761_spdif_out_source_put,
2204 	},
2205 	/* BIT 2: IG_SPIV */
2206 	AC97_SINGLE(SNDRV_CTL_NAME_IEC958("",CAPTURE,NONE) "Valid Switch", AC97_CM9761_SPDIF_CTRL, 2, 1, 0),
2207 	/* BIT 3: SPI2F */
2208 	AC97_SINGLE(SNDRV_CTL_NAME_IEC958("",CAPTURE,NONE) "Monitor", AC97_CM9761_SPDIF_CTRL, 3, 1, 0),
2209 	/* BIT 4: SPI2SDI */
2210 	AC97_SINGLE(SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH), AC97_CM9761_SPDIF_CTRL, 4, 1, 0),
2211 	/* BIT 9-10: DAC_CTL */
2212 	AC97_ENUM("DAC Clock Source", cm9761_dac_clock_enum),
2213 };
2214 
2215 static int patch_cm9761_post_spdif(ac97_t * ac97)
2216 {
2217 	return patch_build_controls(ac97, snd_ac97_cm9761_controls_spdif, ARRAY_SIZE(snd_ac97_cm9761_controls_spdif));
2218 }
2219 
2220 static int patch_cm9761_specific(ac97_t * ac97)
2221 {
2222 	return patch_build_controls(ac97, snd_ac97_cm9761_controls, ARRAY_SIZE(snd_ac97_cm9761_controls));
2223 }
2224 
2225 static struct snd_ac97_build_ops patch_cm9761_ops = {
2226 	.build_specific	= patch_cm9761_specific,
2227 	.build_post_spdif = patch_cm9761_post_spdif
2228 };
2229 
2230 int patch_cm9761(ac97_t *ac97)
2231 {
2232 	unsigned short val;
2233 
2234 	/* CM9761 has no PCM volume although the register reacts */
2235 	/* Master volume seems to have _some_ influence on the analog
2236 	 * input sounds
2237 	 */
2238 	ac97->flags |= /*AC97_HAS_NO_MASTER_VOL |*/ AC97_HAS_NO_PCM_VOL;
2239 	snd_ac97_write_cache(ac97, AC97_MASTER, 0x8808);
2240 	snd_ac97_write_cache(ac97, AC97_PCM, 0x8808);
2241 
2242 	ac97->spec.dev_flags = 0; /* 1 = model 82 revision B */
2243 	if (ac97->id == AC97_ID_CM9761_82) {
2244 		unsigned short tmp;
2245 		/* check page 1, reg 0x60 */
2246 		val = snd_ac97_read(ac97, AC97_INT_PAGING);
2247 		snd_ac97_write_cache(ac97, AC97_INT_PAGING, (val & ~0x0f) | 0x01);
2248 		tmp = snd_ac97_read(ac97, 0x60);
2249 		ac97->spec.dev_flags = tmp & 1; /* revision B? */
2250 		snd_ac97_write_cache(ac97, AC97_INT_PAGING, val);
2251 	}
2252 
2253 	ac97->build_ops = &patch_cm9761_ops;
2254 
2255 	/* enable spdif */
2256 	/* force the SPDIF bit in ext_id - codec doesn't set this bit! */
2257         ac97->ext_id |= AC97_EI_SPDIF;
2258 	/* to be sure: we overwrite the ext status bits */
2259 	snd_ac97_write_cache(ac97, AC97_EXTENDED_STATUS, 0x05c0);
2260 	/* Don't set 0x0200 here.  This results in the silent analog output */
2261 	snd_ac97_write_cache(ac97, AC97_CM9761_SPDIF_CTRL, 0x0001); /* enable spdif-in */
2262 	ac97->rates[AC97_RATES_SPDIF] = SNDRV_PCM_RATE_48000; /* 48k only */
2263 
2264 	/* set-up multi channel */
2265 	/* bit 15: pc master beep off
2266 	 * bit 14: pin47 = EAPD/SPDIF
2267 	 * bit 13: vref ctl [= cm9739]
2268 	 * bit 12: CLFE control (reverted on rev B)
2269 	 * bit 11: Mic/center share (reverted on rev B)
2270 	 * bit 10: suddound/line share
2271 	 * bit  9: Analog-in mix -> surround
2272 	 * bit  8: Analog-in mix -> CLFE
2273 	 * bit  7: Mic/LFE share (mic/center/lfe)
2274 	 * bit  5: vref select (9761A)
2275 	 * bit  4: front control
2276 	 * bit  3: surround control (revereted with rev B)
2277 	 * bit  2: front mic
2278 	 * bit  1: stereo mic
2279 	 * bit  0: mic boost level (0=20dB, 1=30dB)
2280 	 */
2281 
2282 #if 0
2283 	if (ac97->spec.dev_flags)
2284 		val = 0x0214;
2285 	else
2286 		val = 0x321c;
2287 #endif
2288 	val = snd_ac97_read(ac97, AC97_CM9761_MULTI_CHAN);
2289 	val |= (1 << 4); /* front on */
2290 	snd_ac97_write_cache(ac97, AC97_CM9761_MULTI_CHAN, val);
2291 
2292 	/* FIXME: set up GPIO */
2293 	snd_ac97_write_cache(ac97, 0x70, 0x0100);
2294 	snd_ac97_write_cache(ac97, 0x72, 0x0020);
2295 
2296 	return 0;
2297 }
2298 
2299 #define AC97_CM9780_SIDE	0x60
2300 #define AC97_CM9780_JACK	0x62
2301 #define AC97_CM9780_MIXER	0x64
2302 #define AC97_CM9780_MULTI_CHAN	0x66
2303 #define AC97_CM9780_SPDIF	0x6c
2304 
2305 static const char *cm9780_ch_select[] = { "Front", "Side", "Center/LFE", "Rear" };
2306 static const struct ac97_enum cm9780_ch_select_enum =
2307 	AC97_ENUM_SINGLE(AC97_CM9780_MULTI_CHAN, 6, 4, cm9780_ch_select);
2308 static const snd_kcontrol_new_t cm9780_controls[] = {
2309 	AC97_DOUBLE("Side Playback Switch", AC97_CM9780_SIDE, 15, 7, 1, 1),
2310 	AC97_DOUBLE("Side Playback Volume", AC97_CM9780_SIDE, 8, 0, 31, 0),
2311 	AC97_ENUM("Side Playback Route", cm9780_ch_select_enum),
2312 };
2313 
2314 static int patch_cm9780_specific(ac97_t *ac97)
2315 {
2316 	return patch_build_controls(ac97, cm9780_controls, ARRAY_SIZE(cm9780_controls));
2317 }
2318 
2319 static struct snd_ac97_build_ops patch_cm9780_ops = {
2320 	.build_specific	= patch_cm9780_specific,
2321 	.build_post_spdif = patch_cm9761_post_spdif	/* identical with CM9761 */
2322 };
2323 
2324 int patch_cm9780(ac97_t *ac97)
2325 {
2326 	unsigned short val;
2327 
2328 	ac97->build_ops = &patch_cm9780_ops;
2329 
2330 	/* enable spdif */
2331 	if (ac97->ext_id & AC97_EI_SPDIF) {
2332 		ac97->rates[AC97_RATES_SPDIF] = SNDRV_PCM_RATE_48000; /* 48k only */
2333 		val = snd_ac97_read(ac97, AC97_CM9780_SPDIF);
2334 		val |= 0x1; /* SPDI_EN */
2335 		snd_ac97_write_cache(ac97, AC97_CM9780_SPDIF, val);
2336 	}
2337 
2338 	return 0;
2339 }
2340 
2341 /*
2342  * VIA VT1616 codec
2343  */
2344 static const snd_kcontrol_new_t snd_ac97_controls_vt1616[] = {
2345 AC97_SINGLE("DC Offset removal", 0x5a, 10, 1, 0),
2346 AC97_SINGLE("Alternate Level to Surround Out", 0x5a, 15, 1, 0),
2347 AC97_SINGLE("Downmix LFE and Center to Front", 0x5a, 12, 1, 0),
2348 AC97_SINGLE("Downmix Surround to Front", 0x5a, 11, 1, 0),
2349 };
2350 
2351 static int patch_vt1616_specific(ac97_t * ac97)
2352 {
2353 	int err;
2354 
2355 	if (snd_ac97_try_bit(ac97, 0x5a, 9))
2356 		if ((err = patch_build_controls(ac97, &snd_ac97_controls_vt1616[0], 1)) < 0)
2357 			return err;
2358 	if ((err = patch_build_controls(ac97, &snd_ac97_controls_vt1616[1], ARRAY_SIZE(snd_ac97_controls_vt1616) - 1)) < 0)
2359 		return err;
2360 	return 0;
2361 }
2362 
2363 static struct snd_ac97_build_ops patch_vt1616_ops = {
2364 	.build_specific	= patch_vt1616_specific
2365 };
2366 
2367 int patch_vt1616(ac97_t * ac97)
2368 {
2369 	ac97->build_ops = &patch_vt1616_ops;
2370 	return 0;
2371 }
2372 
2373 static const snd_kcontrol_new_t snd_ac97_controls_it2646[] = {
2374 	AC97_SINGLE("Line-In As Surround", 0x76, 9, 1, 0),
2375 	AC97_SINGLE("Mic As Center/LFE", 0x76, 10, 1, 0),
2376 };
2377 
2378 static const snd_kcontrol_new_t snd_ac97_spdif_controls_it2646[] = {
2379 	AC97_SINGLE("IEC958 Capture Switch", 0x76, 11, 1, 0),
2380 	AC97_SINGLE("Analog to IEC958 Output", 0x76, 12, 1, 0),
2381 	AC97_SINGLE("IEC958 Input Monitor", 0x76, 13, 1, 0),
2382 };
2383 
2384 static int patch_it2646_specific(ac97_t * ac97)
2385 {
2386 	int err;
2387 	if ((err = patch_build_controls(ac97, snd_ac97_controls_it2646, ARRAY_SIZE(snd_ac97_controls_it2646))) < 0)
2388 		return err;
2389 	if ((err = patch_build_controls(ac97, snd_ac97_spdif_controls_it2646, ARRAY_SIZE(snd_ac97_spdif_controls_it2646))) < 0)
2390 		return err;
2391 	return 0;
2392 }
2393 
2394 static struct snd_ac97_build_ops patch_it2646_ops = {
2395 	.build_specific	= patch_it2646_specific
2396 };
2397 
2398 int patch_it2646(ac97_t * ac97)
2399 {
2400 	ac97->build_ops = &patch_it2646_ops;
2401 	/* full DAC volume */
2402 	snd_ac97_write_cache(ac97, 0x5E, 0x0808);
2403 	snd_ac97_write_cache(ac97, 0x7A, 0x0808);
2404 	return 0;
2405 }
2406 
2407 /* Si3036/8 specific registers */
2408 #define AC97_SI3036_CHIP_ID     0x5a
2409 
2410 int mpatch_si3036(ac97_t * ac97)
2411 {
2412 	//printk("mpatch_si3036: chip id = %x\n", snd_ac97_read(ac97, 0x5a));
2413 	snd_ac97_write_cache(ac97, 0x5c, 0xf210 );
2414 	snd_ac97_write_cache(ac97, 0x68, 0);
2415 	return 0;
2416 }
2417