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[thirdparty/linux.git] / sound / pci / ac97 / ac97_codec.c
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1a59d1b8 1// SPDX-License-Identifier: GPL-2.0-or-later
1da177e4 2/*
c1017a4c 3 * Copyright (c) by Jaroslav Kysela <perex@perex.cz>
1da177e4
LT		 4 * Universal interface for Audio Codec '97
5 *
6 * For more details look to AC '97 component specification revision 2.2
7 * by Intel Corporation (http://developer.intel.com).
1da177e4
LT		 8 */
9
1da177e4
LT		 10#include <linux/delay.h>
11#include <linux/init.h>
12#include <linux/slab.h>
13#include <linux/pci.h>
65a77217 14#include <linux/module.h>
62932df8 15#include <linux/mutex.h>
1da177e4
LT		 16#include <sound/core.h>
17#include <sound/pcm.h>
2f3482fb 18#include <sound/tlv.h>
1da177e4
LT		 19#include <sound/ac97_codec.h>
20#include <sound/asoundef.h>
21#include <sound/initval.h>
1da177e4 22#include "ac97_id.h"
ac519028
TI		 23
24#include "ac97_patch.c"
1da177e4 25
c1017a4c 26MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
1da177e4
LT		 27MODULE_DESCRIPTION("Universal interface for Audio Codec '97");
28MODULE_LICENSE("GPL");
29
a67ff6a5 30static bool enable_loopback;
1da177e4
LT		 31
32module_param(enable_loopback, bool, 0444);
33MODULE_PARM_DESC(enable_loopback, "Enable AC97 ADC/DAC Loopback Control");
34
6dbe6628 35#ifdef CONFIG_SND_AC97_POWER_SAVE
7a5a27cf 36static int power_save = CONFIG_SND_AC97_POWER_SAVE_DEFAULT;
38f58227
TI		 37module_param(power_save, int, 0644);
38MODULE_PARM_DESC(power_save, "Automatic power-saving timeout "
39 "(in second, 0 = disable).");
6dbe6628 40#endif
1da177e4
LT		 41/*
42
43 */
44
ee42381e 45struct ac97_codec_id {
1da177e4
LT		 46 unsigned int id;
47 unsigned int mask;
48 const char *name;
ee42381e
TI		 49 int (*patch)(struct snd_ac97 *ac97);
50 int (*mpatch)(struct snd_ac97 *ac97);
1da177e4 51 unsigned int flags;
ee42381e 52};
1da177e4 53
ee42381e 54static const struct ac97_codec_id snd_ac97_codec_id_vendors[] = {
1da177e4 55{ 0x41445300, 0xffffff00, "Analog Devices", NULL, NULL },
68c07238 56{ 0x414b4d00, 0xffffff00, "Asahi Kasei", NULL, NULL },
1da177e4
LT		 57{ 0x414c4300, 0xffffff00, "Realtek", NULL, NULL },
58{ 0x414c4700, 0xffffff00, "Realtek", NULL, NULL },
6ba9256c
AM		 59/*
60 * This is an _inofficial_ Aztech Labs entry
61 * (value might differ from unknown official Aztech ID),
62 * currently used by the AC97 emulation of the almost-AC97 PCI168 card.
63 */
64{ 0x415a5400, 0xffffff00, "Aztech Labs (emulated)", NULL, NULL },
1da177e4
LT		 65{ 0x434d4900, 0xffffff00, "C-Media Electronics", NULL, NULL },
66{ 0x43525900, 0xffffff00, "Cirrus Logic", NULL, NULL },
67{ 0x43585400, 0xffffff00, "Conexant", NULL, NULL },
68{ 0x44543000, 0xffffff00, "Diamond Technology", NULL, NULL },
69{ 0x454d4300, 0xffffff00, "eMicro", NULL, NULL },
70{ 0x45838300, 0xffffff00, "ESS Technology", NULL, NULL },
71{ 0x48525300, 0xffffff00, "Intersil", NULL, NULL },
72{ 0x49434500, 0xffffff00, "ICEnsemble", NULL, NULL },
73{ 0x49544500, 0xffffff00, "ITE Tech.Inc", NULL, NULL },
74{ 0x4e534300, 0xffffff00, "National Semiconductor", NULL, NULL },
75{ 0x50534300, 0xffffff00, "Philips", NULL, NULL },
76{ 0x53494c00, 0xffffff00, "Silicon Laboratory", NULL, NULL },
c68db717 77{ 0x53544d00, 0xffffff00, "STMicroelectronics", NULL, NULL },
1da177e4
LT		 78{ 0x54524100, 0xffffff00, "TriTech", NULL, NULL },
79{ 0x54584e00, 0xffffff00, "Texas Instruments", NULL, NULL },
80{ 0x56494100, 0xffffff00, "VIA Technologies", NULL, NULL },
81{ 0x57454300, 0xffffff00, "Winbond", NULL, NULL },
82{ 0x574d4c00, 0xffffff00, "Wolfson", NULL, NULL },
83{ 0x594d4800, 0xffffff00, "Yamaha", NULL, NULL },
84{ 0x83847600, 0xffffff00, "SigmaTel", NULL, NULL },
85{ 0, 0, NULL, NULL, NULL }
86};
87
ee42381e 88static const struct ac97_codec_id snd_ac97_codec_ids[] = {
1da177e4
LT		 89{ 0x41445303, 0xffffffff, "AD1819", patch_ad1819, NULL },
90{ 0x41445340, 0xffffffff, "AD1881", patch_ad1881, NULL },
91{ 0x41445348, 0xffffffff, "AD1881A", patch_ad1881, NULL },
92{ 0x41445360, 0xffffffff, "AD1885", patch_ad1885, NULL },
93{ 0x41445361, 0xffffffff, "AD1886", patch_ad1886, NULL },
94{ 0x41445362, 0xffffffff, "AD1887", patch_ad1881, NULL },
95{ 0x41445363, 0xffffffff, "AD1886A", patch_ad1881, NULL },
96{ 0x41445368, 0xffffffff, "AD1888", patch_ad1888, NULL },
97{ 0x41445370, 0xffffffff, "AD1980", patch_ad1980, NULL },
98{ 0x41445372, 0xffffffff, "AD1981A", patch_ad1981a, NULL },
99{ 0x41445374, 0xffffffff, "AD1981B", patch_ad1981b, NULL },
100{ 0x41445375, 0xffffffff, "AD1985", patch_ad1985, NULL },
67e9f4b6 101{ 0x41445378, 0xffffffff, "AD1986", patch_ad1986, NULL },
68c07238
RH		 102{ 0x414b4d00, 0xffffffff, "AK4540", NULL, NULL },
103{ 0x414b4d01, 0xffffffff, "AK4542", NULL, NULL },
104{ 0x414b4d02, 0xffffffff, "AK4543", NULL, NULL },
105{ 0x414b4d06, 0xffffffff, "AK4544A", NULL, NULL },
106{ 0x414b4d07, 0xffffffff, "AK4545", NULL, NULL },
1da177e4
LT		 107{ 0x414c4300, 0xffffff00, "ALC100,100P", NULL, NULL },
108{ 0x414c4710, 0xfffffff0, "ALC200,200P", NULL, NULL },
109{ 0x414c4721, 0xffffffff, "ALC650D", NULL, NULL }, /* already patched */
110{ 0x414c4722, 0xffffffff, "ALC650E", NULL, NULL }, /* already patched */
111{ 0x414c4723, 0xffffffff, "ALC650F", NULL, NULL }, /* already patched */
112{ 0x414c4720, 0xfffffff0, "ALC650", patch_alc650, NULL },
1da177e4
LT		 113{ 0x414c4730, 0xffffffff, "ALC101", NULL, NULL },
114{ 0x414c4740, 0xfffffff0, "ALC202", NULL, NULL },
115{ 0x414c4750, 0xfffffff0, "ALC250", NULL, NULL },
68c07238 116{ 0x414c4760, 0xfffffff0, "ALC655", patch_alc655, NULL },
8f4f4ef6 117{ 0x414c4770, 0xfffffff0, "ALC203", patch_alc203, NULL },
68c07238
RH		 118{ 0x414c4781, 0xffffffff, "ALC658D", NULL, NULL }, /* already patched */
119{ 0x414c4780, 0xfffffff0, "ALC658", patch_alc655, NULL },
120{ 0x414c4790, 0xfffffff0, "ALC850", patch_alc850, NULL },
6ba9256c 121{ 0x415a5401, 0xffffffff, "AZF3328", patch_aztech_azf3328, NULL },
1da177e4
LT		 122{ 0x434d4941, 0xffffffff, "CMI9738", patch_cm9738, NULL },
123{ 0x434d4961, 0xffffffff, "CMI9739", patch_cm9739, NULL },
5f0dccf8 124{ 0x434d4969, 0xffffffff, "CMI9780", patch_cm9780, NULL },
f8cb2c45
JCD		 125{ 0x434d4978, 0xffffffff, "CMI9761A", patch_cm9761, NULL },
126{ 0x434d4982, 0xffffffff, "CMI9761B", patch_cm9761, NULL },
127{ 0x434d4983, 0xffffffff, "CMI9761A+", patch_cm9761, NULL },
1da177e4
LT		 128{ 0x43525900, 0xfffffff8, "CS4297", NULL, NULL },
129{ 0x43525910, 0xfffffff8, "CS4297A", patch_cirrus_spdif, NULL },
130{ 0x43525920, 0xfffffff8, "CS4298", patch_cirrus_spdif, NULL },
131{ 0x43525928, 0xfffffff8, "CS4294", NULL, NULL },
132{ 0x43525930, 0xfffffff8, "CS4299", patch_cirrus_cs4299, NULL },
133{ 0x43525948, 0xfffffff8, "CS4201", NULL, NULL },
134{ 0x43525958, 0xfffffff8, "CS4205", patch_cirrus_spdif, NULL },
135{ 0x43525960, 0xfffffff8, "CS4291", NULL, NULL },
136{ 0x43525970, 0xfffffff8, "CS4202", NULL, NULL },
137{ 0x43585421, 0xffffffff, "HSD11246", NULL, NULL }, // SmartMC II
138{ 0x43585428, 0xfffffff8, "Cx20468", patch_conexant, NULL }, // SmartAMC fixme: the mask might be different
90f349d9 139{ 0x43585430, 0xffffffff, "Cx20468-31", patch_conexant, NULL },
9e292c00 140{ 0x43585431, 0xffffffff, "Cx20551", patch_cx20551, NULL },
1da177e4 141{ 0x44543031, 0xfffffff0, "DT0398", NULL, NULL },
9398441e 142{ 0x454d4328, 0xffffffff, "EM28028", NULL, NULL }, // same as TR28028?
1da177e4
LT		 143{ 0x45838308, 0xffffffff, "ESS1988", NULL, NULL },
144{ 0x48525300, 0xffffff00, "HMP9701", NULL, NULL },
145{ 0x49434501, 0xffffffff, "ICE1230", NULL, NULL },
146{ 0x49434511, 0xffffffff, "ICE1232", NULL, NULL }, // alias VIA VT1611A?
147{ 0x49434514, 0xffffffff, "ICE1232A", NULL, NULL },
148{ 0x49434551, 0xffffffff, "VT1616", patch_vt1616, NULL },
149{ 0x49434552, 0xffffffff, "VT1616i", patch_vt1616, NULL }, // VT1616 compatible (chipset integrated)
150{ 0x49544520, 0xffffffff, "IT2226E", NULL, NULL },
151{ 0x49544561, 0xffffffff, "IT2646E", patch_it2646, NULL },
152{ 0x4e534300, 0xffffffff, "LM4540,43,45,46,48", NULL, NULL }, // only guess --jk
153{ 0x4e534331, 0xffffffff, "LM4549", NULL, NULL },
ba22429d 154{ 0x4e534350, 0xffffffff, "LM4550", patch_lm4550, NULL }, // volume wrap fix
82466ad7 155{ 0x50534304, 0xffffffff, "UCB1400", patch_ucb1400, NULL },
87d61c29 156{ 0x53494c20, 0xffffffe0, "Si3036,8", mpatch_si3036, mpatch_si3036, AC97_MODEM_PATCH },
c68db717 157{ 0x53544d02, 0xffffffff, "ST7597", NULL, NULL },
1da177e4 158{ 0x54524102, 0xffffffff, "TR28022", NULL, NULL },
f6127efb 159{ 0x54524103, 0xffffffff, "TR28023", NULL, NULL },
1da177e4
LT		 160{ 0x54524106, 0xffffffff, "TR28026", NULL, NULL },
161{ 0x54524108, 0xffffffff, "TR28028", patch_tritech_tr28028, NULL }, // added by xin jin [07/09/99]
162{ 0x54524123, 0xffffffff, "TR28602", NULL, NULL }, // only guess --jk [TR28023 = eMicro EM28023 (new CT1297)]
dfc2cd7c 163{ 0x54584e03, 0xffffffff, "TLV320AIC27", NULL, NULL },
1da177e4 164{ 0x54584e20, 0xffffffff, "TLC320AD9xC", NULL, NULL },
d6482288 165{ 0x56494120, 0xfffffff0, "VIA1613", patch_vt1613, NULL },
1da177e4 166{ 0x56494161, 0xffffffff, "VIA1612A", NULL, NULL }, // modified ICE1232 with S/PDIF
4b499486 167{ 0x56494170, 0xffffffff, "VIA1617A", patch_vt1617a, NULL }, // modified VT1616 with S/PDIF
9e285e1a 168{ 0x56494182, 0xffffffff, "VIA1618", patch_vt1618, NULL },
1da177e4 169{ 0x57454301, 0xffffffff, "W83971D", NULL, NULL },
f6127efb 170{ 0x574d4c00, 0xffffffff, "WM9701,WM9701A", NULL, NULL },
1da177e4
LT		 171{ 0x574d4C03, 0xffffffff, "WM9703,WM9707,WM9708,WM9717", patch_wolfson03, NULL},
172{ 0x574d4C04, 0xffffffff, "WM9704M,WM9704Q", patch_wolfson04, NULL},
173{ 0x574d4C05, 0xffffffff, "WM9705,WM9710", patch_wolfson05, NULL},
174{ 0x574d4C09, 0xffffffff, "WM9709", NULL, NULL},
1966bbd6 175{ 0x574d4C12, 0xffffffff, "WM9711,WM9712,WM9715", patch_wolfson11, NULL},
1da177e4 176{ 0x574d4c13, 0xffffffff, "WM9713,WM9714", patch_wolfson13, NULL, AC97_DEFAULT_POWER_OFF},
43115f58 177{ 0x594d4800, 0xffffffff, "YMF743", patch_yamaha_ymf743, NULL },
1da177e4
LT		 178{ 0x594d4802, 0xffffffff, "YMF752", NULL, NULL },
179{ 0x594d4803, 0xffffffff, "YMF753", patch_yamaha_ymf753, NULL },
180{ 0x83847600, 0xffffffff, "STAC9700,83,84", patch_sigmatel_stac9700, NULL },
181{ 0x83847604, 0xffffffff, "STAC9701,3,4,5", NULL, NULL },
182{ 0x83847605, 0xffffffff, "STAC9704", NULL, NULL },
183{ 0x83847608, 0xffffffff, "STAC9708,11", patch_sigmatel_stac9708, NULL },
184{ 0x83847609, 0xffffffff, "STAC9721,23", patch_sigmatel_stac9721, NULL },
185{ 0x83847644, 0xffffffff, "STAC9744", patch_sigmatel_stac9744, NULL },
186{ 0x83847650, 0xffffffff, "STAC9750,51", NULL, NULL }, // patch?
187{ 0x83847652, 0xffffffff, "STAC9752,53", NULL, NULL }, // patch?
188{ 0x83847656, 0xffffffff, "STAC9756,57", patch_sigmatel_stac9756, NULL },
189{ 0x83847658, 0xffffffff, "STAC9758,59", patch_sigmatel_stac9758, NULL },
190{ 0x83847666, 0xffffffff, "STAC9766,67", NULL, NULL }, // patch?
191{ 0, 0, NULL, NULL, NULL }
192};
193
1da177e4 194
6dbe6628 195static void update_power_regs(struct snd_ac97 *ac97);
f1a63a38
TI		 196#ifdef CONFIG_SND_AC97_POWER_SAVE
197#define ac97_is_power_save_mode(ac97) \
198 ((ac97->scaps & AC97_SCAP_POWER_SAVE) && power_save)
199#else
200#define ac97_is_power_save_mode(ac97) 0
201#endif
202
38c16e34
TI		 203#define ac97_err(ac97, fmt, args...) \
204 dev_err((ac97)->bus->card->dev, fmt, ##args)
205#define ac97_warn(ac97, fmt, args...) \
206 dev_warn((ac97)->bus->card->dev, fmt, ##args)
207#define ac97_dbg(ac97, fmt, args...) \
208 dev_dbg((ac97)->bus->card->dev, fmt, ##args)
6dbe6628 209
1da177e4
LT		 210/*
211 * I/O routines
212 */
213
ee42381e 214static int snd_ac97_valid_reg(struct snd_ac97 *ac97, unsigned short reg)
1da177e4 215{
1da177e4
LT		 216 /* filter some registers for buggy codecs */
217 switch (ac97->id) {
c68db717
KH		 218 case AC97_ID_ST_AC97_ID4:
219 if (reg == 0x08)
220 return 0;
221 /* fall through */
222 case AC97_ID_ST7597:
223 if (reg == 0x22 || reg == 0x7a)
224 return 1;
225 /* fall through */
1da177e4
LT		 226 case AC97_ID_AK4540:
227 case AC97_ID_AK4542:
228 if (reg <= 0x1c || reg == 0x20 || reg == 0x26 || reg >= 0x7c)
229 return 1;
230 return 0;
231 case AC97_ID_AD1819: /* AD1819 */
232 case AC97_ID_AD1881: /* AD1881 */
233 case AC97_ID_AD1881A: /* AD1881A */
234 if (reg >= 0x3a && reg <= 0x6e) /* 0x59 */
235 return 0;
236 return 1;
237 case AC97_ID_AD1885: /* AD1885 */
238 case AC97_ID_AD1886: /* AD1886 */
239 case AC97_ID_AD1886A: /* AD1886A - !!verify!! --jk */
240 case AC97_ID_AD1887: /* AD1887 - !!verify!! --jk */
241 if (reg == 0x5a)
242 return 1;
243 if (reg >= 0x3c && reg <= 0x6e) /* 0x59 */
244 return 0;
245 return 1;
246 case AC97_ID_STAC9700:
247 case AC97_ID_STAC9704:
248 case AC97_ID_STAC9705:
249 case AC97_ID_STAC9708:
250 case AC97_ID_STAC9721:
251 case AC97_ID_STAC9744:
252 case AC97_ID_STAC9756:
253 if (reg <= 0x3a || reg >= 0x5a)
254 return 1;
255 return 0;
256 }
257 return 1;
258}
259
260/**
261 * snd_ac97_write - write a value on the given register
262 * @ac97: the ac97 instance
263 * @reg: the register to change
264 * @value: the value to set
265 *
266 * Writes a value on the given register. This will invoke the write
267 * callback directly after the register check.
268 * This function doesn't change the register cache unlike
269 * #snd_ca97_write_cache(), so use this only when you don't want to
270 * reflect the change to the suspend/resume state.
271 */
ee42381e 272void snd_ac97_write(struct snd_ac97 *ac97, unsigned short reg, unsigned short value)
1da177e4
LT		 273{
274 if (!snd_ac97_valid_reg(ac97, reg))
275 return;
276 if ((ac97->id & 0xffffff00) == AC97_ID_ALC100) {
277 /* Fix H/W bug of ALC100/100P */
278 if (reg == AC97_MASTER || reg == AC97_HEADPHONE)
279 ac97->bus->ops->write(ac97, AC97_RESET, 0); /* reset audio codec */
280 }
281 ac97->bus->ops->write(ac97, reg, value);
282}
283
7b09679c
TI		 284EXPORT_SYMBOL(snd_ac97_write);
285
1da177e4
LT		 286/**
287 * snd_ac97_read - read a value from the given register
288 *
289 * @ac97: the ac97 instance
290 * @reg: the register to read
291 *
292 * Reads a value from the given register. This will invoke the read
293 * callback directly after the register check.
294 *
eb7c06e8 295 * Return: The read value.
1da177e4 296 */
ee42381e 297unsigned short snd_ac97_read(struct snd_ac97 *ac97, unsigned short reg)
1da177e4
LT		 298{
299 if (!snd_ac97_valid_reg(ac97, reg))
300 return 0;
301 return ac97->bus->ops->read(ac97, reg);
302}
303
304/* read a register - return the cached value if already read */
ee42381e 305static inline unsigned short snd_ac97_read_cache(struct snd_ac97 *ac97, unsigned short reg)
1da177e4
LT		 306{
307 if (! test_bit(reg, ac97->reg_accessed)) {
308 ac97->regs[reg] = ac97->bus->ops->read(ac97, reg);
309 // set_bit(reg, ac97->reg_accessed);
310 }
311 return ac97->regs[reg];
312}
313
7b09679c
TI		 314EXPORT_SYMBOL(snd_ac97_read);
315
1da177e4
LT		 316/**
317 * snd_ac97_write_cache - write a value on the given register and update the cache
318 * @ac97: the ac97 instance
319 * @reg: the register to change
320 * @value: the value to set
321 *
322 * Writes a value on the given register and updates the register
323 * cache. The cached values are used for the cached-read and the
324 * suspend/resume.
325 */
ee42381e 326void snd_ac97_write_cache(struct snd_ac97 *ac97, unsigned short reg, unsigned short value)
1da177e4
LT		 327{
328 if (!snd_ac97_valid_reg(ac97, reg))
329 return;
62932df8 330 mutex_lock(&ac97->reg_mutex);
1da177e4
LT		 331 ac97->regs[reg] = value;
332 ac97->bus->ops->write(ac97, reg, value);
333 set_bit(reg, ac97->reg_accessed);
62932df8 334 mutex_unlock(&ac97->reg_mutex);
1da177e4
LT		 335}
336
7b09679c
TI		 337EXPORT_SYMBOL(snd_ac97_write_cache);
338
1da177e4
LT		 339/**
340 * snd_ac97_update - update the value on the given register
341 * @ac97: the ac97 instance
342 * @reg: the register to change
343 * @value: the value to set
344 *
345 * Compares the value with the register cache and updates the value
346 * only when the value is changed.
347 *
eb7c06e8 348 * Return: 1 if the value is changed, 0 if no change, or a negative
1da177e4
LT		 349 * code on failure.
350 */
ee42381e 351int snd_ac97_update(struct snd_ac97 *ac97, unsigned short reg, unsigned short value)
1da177e4
LT		 352{
353 int change;
354
355 if (!snd_ac97_valid_reg(ac97, reg))
356 return -EINVAL;
62932df8 357 mutex_lock(&ac97->reg_mutex);
1da177e4
LT		 358 change = ac97->regs[reg] != value;
359 if (change) {
360 ac97->regs[reg] = value;
361 ac97->bus->ops->write(ac97, reg, value);
362 }
52b72388 363 set_bit(reg, ac97->reg_accessed);
62932df8 364 mutex_unlock(&ac97->reg_mutex);
1da177e4
LT		 365 return change;
366}
367
7b09679c
TI		 368EXPORT_SYMBOL(snd_ac97_update);
369
1da177e4
LT		 370/**
371 * snd_ac97_update_bits - update the bits on the given register
372 * @ac97: the ac97 instance
373 * @reg: the register to change
374 * @mask: the bit-mask to change
375 * @value: the value to set
376 *
377 * Updates the masked-bits on the given register only when the value
378 * is changed.
379 *
eb7c06e8 380 * Return: 1 if the bits are changed, 0 if no change, or a negative
1da177e4
LT		 381 * code on failure.
382 */
ee42381e 383int snd_ac97_update_bits(struct snd_ac97 *ac97, unsigned short reg, unsigned short mask, unsigned short value)
1da177e4
LT		 384{
385 int change;
386
387 if (!snd_ac97_valid_reg(ac97, reg))
388 return -EINVAL;
62932df8 389 mutex_lock(&ac97->reg_mutex);
1da177e4 390 change = snd_ac97_update_bits_nolock(ac97, reg, mask, value);
62932df8 391 mutex_unlock(&ac97->reg_mutex);
1da177e4
LT		 392 return change;
393}
394
7b09679c
TI		 395EXPORT_SYMBOL(snd_ac97_update_bits);
396
b833b5ec 397/* no lock version - see snd_ac97_update_bits() */
ee42381e 398int snd_ac97_update_bits_nolock(struct snd_ac97 *ac97, unsigned short reg,
1da177e4
LT		 399 unsigned short mask, unsigned short value)
400{
401 int change;
402 unsigned short old, new;
403
404 old = snd_ac97_read_cache(ac97, reg);
e8bb036a 405 new = (old & ~mask) | (value & mask);
1da177e4
LT		 406 change = old != new;
407 if (change) {
408 ac97->regs[reg] = new;
409 ac97->bus->ops->write(ac97, reg, new);
410 }
52b72388 411 set_bit(reg, ac97->reg_accessed);
1da177e4
LT		 412 return change;
413}
414
ee42381e 415static int snd_ac97_ad18xx_update_pcm_bits(struct snd_ac97 *ac97, int codec, unsigned short mask, unsigned short value)
1da177e4
LT		 416{
417 int change;
418 unsigned short old, new, cfg;
419
62932df8 420 mutex_lock(&ac97->page_mutex);
1da177e4 421 old = ac97->spec.ad18xx.pcmreg[codec];
e8bb036a 422 new = (old & ~mask) | (value & mask);
1da177e4
LT		 423 change = old != new;
424 if (change) {
62932df8 425 mutex_lock(&ac97->reg_mutex);
1da177e4
LT		 426 cfg = snd_ac97_read_cache(ac97, AC97_AD_SERIAL_CFG);
427 ac97->spec.ad18xx.pcmreg[codec] = new;
428 /* select single codec */
429 ac97->bus->ops->write(ac97, AC97_AD_SERIAL_CFG,
430 (cfg & ~0x7000) |
431 ac97->spec.ad18xx.unchained[codec] | ac97->spec.ad18xx.chained[codec]);
432 /* update PCM bits */
433 ac97->bus->ops->write(ac97, AC97_PCM, new);
434 /* select all codecs */
435 ac97->bus->ops->write(ac97, AC97_AD_SERIAL_CFG,
436 cfg | 0x7000);
62932df8 437 mutex_unlock(&ac97->reg_mutex);
1da177e4 438 }
62932df8 439 mutex_unlock(&ac97->page_mutex);
1da177e4
LT		 440 return change;
441}
442
443/*
444 * Controls
445 */
446
ac519028
TI		 447static int snd_ac97_info_enum_double(struct snd_kcontrol *kcontrol,
448 struct snd_ctl_elem_info *uinfo)
1da177e4
LT		 449{
450 struct ac97_enum *e = (struct ac97_enum *)kcontrol->private_value;
451
3b7a00dc
TI		 452 return snd_ctl_enum_info(uinfo, e->shift_l == e->shift_r ? 1 : 2,
453 e->mask, e->texts);
1da177e4
LT		 454}
455
ac519028
TI		 456static int snd_ac97_get_enum_double(struct snd_kcontrol *kcontrol,
457 struct snd_ctl_elem_value *ucontrol)
1da177e4 458{
ee42381e 459 struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol);
1da177e4 460 struct ac97_enum *e = (struct ac97_enum *)kcontrol->private_value;
5f0dccf8 461 unsigned short val, bitmask;
1da177e4 462
b16760bb 463 for (bitmask = 1; bitmask < e->mask; bitmask <<= 1)
5f0dccf8 464 ;
1da177e4 465 val = snd_ac97_read_cache(ac97, e->reg);
5f0dccf8 466 ucontrol->value.enumerated.item[0] = (val >> e->shift_l) & (bitmask - 1);
1da177e4 467 if (e->shift_l != e->shift_r)
5f0dccf8 468 ucontrol->value.enumerated.item[1] = (val >> e->shift_r) & (bitmask - 1);
1da177e4
LT		 469
470 return 0;
471}
472
ac519028
TI		 473static int snd_ac97_put_enum_double(struct snd_kcontrol *kcontrol,
474 struct snd_ctl_elem_value *ucontrol)
1da177e4 475{
ee42381e 476 struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol);
1da177e4
LT		 477 struct ac97_enum *e = (struct ac97_enum *)kcontrol->private_value;
478 unsigned short val;
5f0dccf8 479 unsigned short mask, bitmask;
1da177e4 480
b16760bb 481 for (bitmask = 1; bitmask < e->mask; bitmask <<= 1)
5f0dccf8 482 ;
1da177e4
LT		 483 if (ucontrol->value.enumerated.item[0] > e->mask - 1)
484 return -EINVAL;
485 val = ucontrol->value.enumerated.item[0] << e->shift_l;
5f0dccf8 486 mask = (bitmask - 1) << e->shift_l;
1da177e4
LT		 487 if (e->shift_l != e->shift_r) {
488 if (ucontrol->value.enumerated.item[1] > e->mask - 1)
489 return -EINVAL;
490 val |= ucontrol->value.enumerated.item[1] << e->shift_r;
5f0dccf8 491 mask |= (bitmask - 1) << e->shift_r;
1da177e4
LT		 492 }
493 return snd_ac97_update_bits(ac97, e->reg, mask, val);
494}
495
496/* save/restore ac97 v2.3 paging */
ee42381e 497static int snd_ac97_page_save(struct snd_ac97 *ac97, int reg, struct snd_kcontrol *kcontrol)
1da177e4
LT		 498{
499 int page_save = -1;
500 if ((kcontrol->private_value & (1<<25)) &&
501 (ac97->ext_id & AC97_EI_REV_MASK) >= AC97_EI_REV_23 &&
502 (reg >= 0x60 && reg < 0x70)) {
503 unsigned short page = (kcontrol->private_value >> 26) & 0x0f;
62932df8 504 mutex_lock(&ac97->page_mutex); /* lock paging */
1da177e4
LT		 505 page_save = snd_ac97_read(ac97, AC97_INT_PAGING) & AC97_PAGE_MASK;
506 snd_ac97_update_bits(ac97, AC97_INT_PAGING, AC97_PAGE_MASK, page);
507 }
508 return page_save;
509}
510
ee42381e 511static void snd_ac97_page_restore(struct snd_ac97 *ac97, int page_save)
1da177e4
LT		 512{
513 if (page_save >= 0) {
514 snd_ac97_update_bits(ac97, AC97_INT_PAGING, AC97_PAGE_MASK, page_save);
62932df8 515 mutex_unlock(&ac97->page_mutex); /* unlock paging */
1da177e4
LT		 516 }
517}
518
519/* volume and switch controls */
ac519028
TI		 520static int snd_ac97_info_volsw(struct snd_kcontrol *kcontrol,
521 struct snd_ctl_elem_info *uinfo)
1da177e4
LT		 522{
523 int mask = (kcontrol->private_value >> 16) & 0xff;
524 int shift = (kcontrol->private_value >> 8) & 0x0f;
525 int rshift = (kcontrol->private_value >> 12) & 0x0f;
526
527 uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
528 uinfo->count = shift == rshift ? 1 : 2;
529 uinfo->value.integer.min = 0;
530 uinfo->value.integer.max = mask;
531 return 0;
532}
533
ac519028
TI		 534static int snd_ac97_get_volsw(struct snd_kcontrol *kcontrol,
535 struct snd_ctl_elem_value *ucontrol)
1da177e4 536{
ee42381e 537 struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol);
1da177e4
LT		 538 int reg = kcontrol->private_value & 0xff;
539 int shift = (kcontrol->private_value >> 8) & 0x0f;
540 int rshift = (kcontrol->private_value >> 12) & 0x0f;
541 int mask = (kcontrol->private_value >> 16) & 0xff;
542 int invert = (kcontrol->private_value >> 24) & 0x01;
543 int page_save;
544
545 page_save = snd_ac97_page_save(ac97, reg, kcontrol);
546 ucontrol->value.integer.value[0] = (snd_ac97_read_cache(ac97, reg) >> shift) & mask;
547 if (shift != rshift)
548 ucontrol->value.integer.value[1] = (snd_ac97_read_cache(ac97, reg) >> rshift) & mask;
549 if (invert) {
550 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
551 if (shift != rshift)
552 ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1];
553 }
554 snd_ac97_page_restore(ac97, page_save);
555 return 0;
556}
557
ac519028
TI		 558static int snd_ac97_put_volsw(struct snd_kcontrol *kcontrol,
559 struct snd_ctl_elem_value *ucontrol)
1da177e4 560{
ee42381e 561 struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol);
1da177e4
LT		 562 int reg = kcontrol->private_value & 0xff;
563 int shift = (kcontrol->private_value >> 8) & 0x0f;
564 int rshift = (kcontrol->private_value >> 12) & 0x0f;
565 int mask = (kcontrol->private_value >> 16) & 0xff;
566 int invert = (kcontrol->private_value >> 24) & 0x01;
567 int err, page_save;
568 unsigned short val, val2, val_mask;
569
570 page_save = snd_ac97_page_save(ac97, reg, kcontrol);
571 val = (ucontrol->value.integer.value[0] & mask);
572 if (invert)
573 val = mask - val;
574 val_mask = mask << shift;
575 val = val << shift;
576 if (shift != rshift) {
577 val2 = (ucontrol->value.integer.value[1] & mask);
578 if (invert)
579 val2 = mask - val2;
580 val_mask |= mask << rshift;
581 val |= val2 << rshift;
582 }
583 err = snd_ac97_update_bits(ac97, reg, val_mask, val);
584 snd_ac97_page_restore(ac97, page_save);
6dbe6628
TI		 585#ifdef CONFIG_SND_AC97_POWER_SAVE
586 /* check analog mixer power-down */
03c2d87a 587 if ((val_mask & AC97_PD_EAPD) &&
6dbe6628 588 (kcontrol->private_value & (1<<30))) {
03c2d87a 589 if (val & AC97_PD_EAPD)
6dbe6628
TI		 590 ac97->power_up &= ~(1 << (reg>>1));
591 else
592 ac97->power_up |= 1 << (reg>>1);
da43deb1 593 update_power_regs(ac97);
6dbe6628
TI		 594 }
595#endif
1da177e4
LT		 596 return err;
597}
598
ee42381e 599static const struct snd_kcontrol_new snd_ac97_controls_master_mono[2] = {
1da177e4
LT		 600AC97_SINGLE("Master Mono Playback Switch", AC97_MASTER_MONO, 15, 1, 1),
601AC97_SINGLE("Master Mono Playback Volume", AC97_MASTER_MONO, 0, 31, 1)
602};
603
ee42381e 604static const struct snd_kcontrol_new snd_ac97_controls_tone[2] = {
1da177e4
LT		 605AC97_SINGLE("Tone Control - Bass", AC97_MASTER_TONE, 8, 15, 1),
606AC97_SINGLE("Tone Control - Treble", AC97_MASTER_TONE, 0, 15, 1)
607};
608
ee42381e 609static const struct snd_kcontrol_new snd_ac97_controls_pc_beep[2] = {
d355c82a
JK		 610AC97_SINGLE("Beep Playback Switch", AC97_PC_BEEP, 15, 1, 1),
611AC97_SINGLE("Beep Playback Volume", AC97_PC_BEEP, 1, 15, 1)
1da177e4
LT		 612};
613
ee42381e 614static const struct snd_kcontrol_new snd_ac97_controls_mic_boost =
7931e2a9 615 AC97_SINGLE("Mic Boost (+20dB)", AC97_MIC, 6, 1, 0);
1da177e4
LT		 616
617
618static const char* std_rec_sel[] = {"Mic", "CD", "Video", "Aux", "Line", "Mix", "Mix Mono", "Phone"};
619static const char* std_3d_path[] = {"pre 3D", "post 3D"};
620static const char* std_mix[] = {"Mix", "Mic"};
621static const char* std_mic[] = {"Mic1", "Mic2"};
622
623static const struct ac97_enum std_enum[] = {
624AC97_ENUM_DOUBLE(AC97_REC_SEL, 8, 0, 8, std_rec_sel),
625AC97_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 15, 2, std_3d_path),
626AC97_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 9, 2, std_mix),
627AC97_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 8, 2, std_mic),
628};
629
ee42381e 630static const struct snd_kcontrol_new snd_ac97_control_capture_src =
1da177e4
LT		 631AC97_ENUM("Capture Source", std_enum[0]);
632
ee42381e 633static const struct snd_kcontrol_new snd_ac97_control_capture_vol =
1da177e4
LT		 634AC97_DOUBLE("Capture Volume", AC97_REC_GAIN, 8, 0, 15, 0);
635
ee42381e 636static const struct snd_kcontrol_new snd_ac97_controls_mic_capture[2] = {
1da177e4
LT		 637AC97_SINGLE("Mic Capture Switch", AC97_REC_GAIN_MIC, 15, 1, 1),
638AC97_SINGLE("Mic Capture Volume", AC97_REC_GAIN_MIC, 0, 15, 0)
639};
640
ee42381e 641enum {
1da177e4
LT		 642 AC97_GENERAL_PCM_OUT = 0,
643 AC97_GENERAL_STEREO_ENHANCEMENT,
644 AC97_GENERAL_3D,
645 AC97_GENERAL_LOUDNESS,
646 AC97_GENERAL_MONO,
647 AC97_GENERAL_MIC,
648 AC97_GENERAL_LOOPBACK
ee42381e 649};
1da177e4 650
ee42381e 651static const struct snd_kcontrol_new snd_ac97_controls_general[7] = {
1da177e4
LT		 652AC97_ENUM("PCM Out Path & Mute", std_enum[1]),
653AC97_SINGLE("Simulated Stereo Enhancement", AC97_GENERAL_PURPOSE, 14, 1, 0),
654AC97_SINGLE("3D Control - Switch", AC97_GENERAL_PURPOSE, 13, 1, 0),
655AC97_SINGLE("Loudness (bass boost)", AC97_GENERAL_PURPOSE, 12, 1, 0),
656AC97_ENUM("Mono Output Select", std_enum[2]),
7931e2a9 657AC97_ENUM("Mic Select", std_enum[3]),
1da177e4
LT		 658AC97_SINGLE("ADC/DAC Loopback", AC97_GENERAL_PURPOSE, 7, 1, 0)
659};
660
ac519028 661static const struct snd_kcontrol_new snd_ac97_controls_3d[2] = {
1da177e4
LT		 662AC97_SINGLE("3D Control - Center", AC97_3D_CONTROL, 8, 15, 0),
663AC97_SINGLE("3D Control - Depth", AC97_3D_CONTROL, 0, 15, 0)
664};
665
ee42381e 666static const struct snd_kcontrol_new snd_ac97_controls_center[2] = {
1da177e4
LT		 667AC97_SINGLE("Center Playback Switch", AC97_CENTER_LFE_MASTER, 7, 1, 1),
668AC97_SINGLE("Center Playback Volume", AC97_CENTER_LFE_MASTER, 0, 31, 1)
669};
670
ee42381e 671static const struct snd_kcontrol_new snd_ac97_controls_lfe[2] = {
1da177e4
LT		 672AC97_SINGLE("LFE Playback Switch", AC97_CENTER_LFE_MASTER, 15, 1, 1),
673AC97_SINGLE("LFE Playback Volume", AC97_CENTER_LFE_MASTER, 8, 31, 1)
674};
675
ee42381e 676static const struct snd_kcontrol_new snd_ac97_control_eapd =
1da177e4
LT		 677AC97_SINGLE("External Amplifier", AC97_POWERDOWN, 15, 1, 1);
678
ee42381e 679static const struct snd_kcontrol_new snd_ac97_controls_modem_switches[2] = {
87d61c29
SK		 680AC97_SINGLE("Off-hook Switch", AC97_GPIO_STATUS, 0, 1, 0),
681AC97_SINGLE("Caller ID Switch", AC97_GPIO_STATUS, 2, 1, 0)
682};
683
1da177e4 684/* change the existing EAPD control as inverted */
ee42381e 685static void set_inv_eapd(struct snd_ac97 *ac97, struct snd_kcontrol *kctl)
1da177e4
LT		 686{
687 kctl->private_value = AC97_SINGLE_VALUE(AC97_POWERDOWN, 15, 1, 0);
688 snd_ac97_update_bits(ac97, AC97_POWERDOWN, (1<<15), (1<<15)); /* EAPD up */
689 ac97->scaps |= AC97_SCAP_INV_EAPD;
690}
691
ee42381e 692static int snd_ac97_spdif_mask_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
1da177e4
LT		 693{
694 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
695 uinfo->count = 1;
696 return 0;
697}
698
ee42381e 699static int snd_ac97_spdif_cmask_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 700{
701 ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL |
702 IEC958_AES0_NONAUDIO |
703 IEC958_AES0_CON_EMPHASIS_5015 |
704 IEC958_AES0_CON_NOT_COPYRIGHT;
705 ucontrol->value.iec958.status[1] = IEC958_AES1_CON_CATEGORY |
706 IEC958_AES1_CON_ORIGINAL;
707 ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS;
708 return 0;
709}
710
ee42381e 711static int snd_ac97_spdif_pmask_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 712{
713 /* FIXME: AC'97 spec doesn't say which bits are used for what */
714 ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL |
715 IEC958_AES0_NONAUDIO |
716 IEC958_AES0_PRO_FS |
717 IEC958_AES0_PRO_EMPHASIS_5015;
718 return 0;
719}
720
ee42381e 721static int snd_ac97_spdif_default_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1da177e4 722{
ee42381e 723 struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol);
1da177e4 724
62932df8 725 mutex_lock(&ac97->reg_mutex);
1da177e4
LT		 726 ucontrol->value.iec958.status[0] = ac97->spdif_status & 0xff;
727 ucontrol->value.iec958.status[1] = (ac97->spdif_status >> 8) & 0xff;
728 ucontrol->value.iec958.status[2] = (ac97->spdif_status >> 16) & 0xff;
729 ucontrol->value.iec958.status[3] = (ac97->spdif_status >> 24) & 0xff;
62932df8 730 mutex_unlock(&ac97->reg_mutex);
1da177e4
LT		 731 return 0;
732}
733
ee42381e 734static int snd_ac97_spdif_default_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1da177e4 735{
ee42381e 736 struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol);
1da177e4
LT		 737 unsigned int new = 0;
738 unsigned short val = 0;
739 int change;
740
741 new = val = ucontrol->value.iec958.status[0] & (IEC958_AES0_PROFESSIONAL|IEC958_AES0_NONAUDIO);
742 if (ucontrol->value.iec958.status[0] & IEC958_AES0_PROFESSIONAL) {
743 new |= ucontrol->value.iec958.status[0] & (IEC958_AES0_PRO_FS|IEC958_AES0_PRO_EMPHASIS_5015);
744 switch (new & IEC958_AES0_PRO_FS) {
745 case IEC958_AES0_PRO_FS_44100: val |= 0<<12; break;
746 case IEC958_AES0_PRO_FS_48000: val |= 2<<12; break;
747 case IEC958_AES0_PRO_FS_32000: val |= 3<<12; break;
748 default: val |= 1<<12; break;
749 }
750 if ((new & IEC958_AES0_PRO_EMPHASIS) == IEC958_AES0_PRO_EMPHASIS_5015)
751 val |= 1<<3;
752 } else {
753 new |= ucontrol->value.iec958.status[0] & (IEC958_AES0_CON_EMPHASIS_5015|IEC958_AES0_CON_NOT_COPYRIGHT);
754 new |= ((ucontrol->value.iec958.status[1] & (IEC958_AES1_CON_CATEGORY|IEC958_AES1_CON_ORIGINAL)) << 8);
755 new |= ((ucontrol->value.iec958.status[3] & IEC958_AES3_CON_FS) << 24);
756 if ((new & IEC958_AES0_CON_EMPHASIS) == IEC958_AES0_CON_EMPHASIS_5015)
757 val |= 1<<3;
758 if (!(new & IEC958_AES0_CON_NOT_COPYRIGHT))
759 val |= 1<<2;
760 val |= ((new >> 8) & 0xff) << 4; // category + original
761 switch ((new >> 24) & 0xff) {
762 case IEC958_AES3_CON_FS_44100: val |= 0<<12; break;
763 case IEC958_AES3_CON_FS_48000: val |= 2<<12; break;
764 case IEC958_AES3_CON_FS_32000: val |= 3<<12; break;
765 default: val |= 1<<12; break;
766 }
767 }
768
62932df8 769 mutex_lock(&ac97->reg_mutex);
1da177e4
LT		 770 change = ac97->spdif_status != new;
771 ac97->spdif_status = new;
772
773 if (ac97->flags & AC97_CS_SPDIF) {
774 int x = (val >> 12) & 0x03;
775 switch (x) {
776 case 0: x = 1; break; // 44.1
777 case 2: x = 0; break; // 48.0
778 default: x = 0; break; // illegal.
779 }
780 change |= snd_ac97_update_bits_nolock(ac97, AC97_CSR_SPDIF, 0x3fff, ((val & 0xcfff) | (x << 12)));
781 } else if (ac97->flags & AC97_CX_SPDIF) {
782 int v;
783 v = new & (IEC958_AES0_CON_EMPHASIS_5015|IEC958_AES0_CON_NOT_COPYRIGHT) ? 0 : AC97_CXR_COPYRGT;
784 v |= new & IEC958_AES0_NONAUDIO ? AC97_CXR_SPDIF_AC3 : AC97_CXR_SPDIF_PCM;
785 change |= snd_ac97_update_bits_nolock(ac97, AC97_CXR_AUDIO_MISC,
786 AC97_CXR_SPDIF_MASK | AC97_CXR_COPYRGT,
787 v);
43115f58
KM		 788 } else if (ac97->id == AC97_ID_YMF743) {
789 change |= snd_ac97_update_bits_nolock(ac97,
790 AC97_YMF7X3_DIT_CTRL,
791 0xff38,
792 ((val << 4) & 0xff00) |
793 ((val << 2) & 0x0038));
1da177e4
LT		 794 } else {
795 unsigned short extst = snd_ac97_read_cache(ac97, AC97_EXTENDED_STATUS);
796 snd_ac97_update_bits_nolock(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, 0); /* turn off */
797
798 change |= snd_ac97_update_bits_nolock(ac97, AC97_SPDIF, 0x3fff, val);
799 if (extst & AC97_EA_SPDIF) {
800 snd_ac97_update_bits_nolock(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, AC97_EA_SPDIF); /* turn on again */
801 }
802 }
62932df8 803 mutex_unlock(&ac97->reg_mutex);
1da177e4
LT		 804
805 return change;
806}
807
ee42381e 808static int snd_ac97_put_spsa(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1da177e4 809{
ee42381e 810 struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol);
1da177e4 811 int reg = kcontrol->private_value & 0xff;
7194eda1 812 int shift = (kcontrol->private_value >> 8) & 0x0f;
1da177e4
LT		 813 int mask = (kcontrol->private_value >> 16) & 0xff;
814 // int invert = (kcontrol->private_value >> 24) & 0xff;
815 unsigned short value, old, new;
816 int change;
817
818 value = (ucontrol->value.integer.value[0] & mask);
819
62932df8 820 mutex_lock(&ac97->reg_mutex);
1da177e4
LT		 821 mask <<= shift;
822 value <<= shift;
823 old = snd_ac97_read_cache(ac97, reg);
824 new = (old & ~mask) | value;
825 change = old != new;
826
827 if (change) {
828 unsigned short extst = snd_ac97_read_cache(ac97, AC97_EXTENDED_STATUS);
829 snd_ac97_update_bits_nolock(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, 0); /* turn off */
830 change = snd_ac97_update_bits_nolock(ac97, reg, mask, value);
831 if (extst & AC97_EA_SPDIF)
832 snd_ac97_update_bits_nolock(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, AC97_EA_SPDIF); /* turn on again */
833 }
62932df8 834 mutex_unlock(&ac97->reg_mutex);
1da177e4
LT		 835 return change;
836}
837
ac519028 838static const struct snd_kcontrol_new snd_ac97_controls_spdif[5] = {
1da177e4
LT		 839 {
840 .access = SNDRV_CTL_ELEM_ACCESS_READ,
841 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
842 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK),
843 .info = snd_ac97_spdif_mask_info,
844 .get = snd_ac97_spdif_cmask_get,
845 },
846 {
847 .access = SNDRV_CTL_ELEM_ACCESS_READ,
848 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
849 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PRO_MASK),
850 .info = snd_ac97_spdif_mask_info,
851 .get = snd_ac97_spdif_pmask_get,
852 },
853 {
854 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
855 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
856 .info = snd_ac97_spdif_mask_info,
857 .get = snd_ac97_spdif_default_get,
858 .put = snd_ac97_spdif_default_put,
859 },
860
861 AC97_SINGLE(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH),AC97_EXTENDED_STATUS, 2, 1, 0),
862 {
863 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
864 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,NONE) "AC97-SPSA",
865 .info = snd_ac97_info_volsw,
866 .get = snd_ac97_get_volsw,
867 .put = snd_ac97_put_spsa,
868 .private_value = AC97_SINGLE_VALUE(AC97_EXTENDED_STATUS, 4, 3, 0)
869 },
870};
871
872#define AD18XX_PCM_BITS(xname, codec, lshift, rshift, mask) \
873{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_ac97_ad18xx_pcm_info_bits, \
874 .get = snd_ac97_ad18xx_pcm_get_bits, .put = snd_ac97_ad18xx_pcm_put_bits, \
875 .private_value = (codec) | ((lshift) << 8) | ((rshift) << 12) | ((mask) << 16) }
876
ee42381e 877static int snd_ac97_ad18xx_pcm_info_bits(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
1da177e4 878{
ee42381e 879 struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol);
1da177e4
LT		 880 int mask = (kcontrol->private_value >> 16) & 0x0f;
881 int lshift = (kcontrol->private_value >> 8) & 0x0f;
882 int rshift = (kcontrol->private_value >> 12) & 0x0f;
883
884 uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
885 if (lshift != rshift && (ac97->flags & AC97_STEREO_MUTES))
886 uinfo->count = 2;
887 else
888 uinfo->count = 1;
889 uinfo->value.integer.min = 0;
890 uinfo->value.integer.max = mask;
891 return 0;
892}
893
ee42381e 894static int snd_ac97_ad18xx_pcm_get_bits(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1da177e4 895{
ee42381e 896 struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol);
1da177e4
LT		 897 int codec = kcontrol->private_value & 3;
898 int lshift = (kcontrol->private_value >> 8) & 0x0f;
899 int rshift = (kcontrol->private_value >> 12) & 0x0f;
900 int mask = (kcontrol->private_value >> 16) & 0xff;
901
902 ucontrol->value.integer.value[0] = mask - ((ac97->spec.ad18xx.pcmreg[codec] >> lshift) & mask);
903 if (lshift != rshift && (ac97->flags & AC97_STEREO_MUTES))
904 ucontrol->value.integer.value[1] = mask - ((ac97->spec.ad18xx.pcmreg[codec] >> rshift) & mask);
905 return 0;
906}
907
ee42381e 908static int snd_ac97_ad18xx_pcm_put_bits(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1da177e4 909{
ee42381e 910 struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol);
1da177e4
LT		 911 int codec = kcontrol->private_value & 3;
912 int lshift = (kcontrol->private_value >> 8) & 0x0f;
913 int rshift = (kcontrol->private_value >> 12) & 0x0f;
914 int mask = (kcontrol->private_value >> 16) & 0xff;
915 unsigned short val, valmask;
916
917 val = (mask - (ucontrol->value.integer.value[0] & mask)) << lshift;
918 valmask = mask << lshift;
919 if (lshift != rshift && (ac97->flags & AC97_STEREO_MUTES)) {
920 val |= (mask - (ucontrol->value.integer.value[1] & mask)) << rshift;
921 valmask |= mask << rshift;
922 }
923 return snd_ac97_ad18xx_update_pcm_bits(ac97, codec, valmask, val);
924}
925
926#define AD18XX_PCM_VOLUME(xname, codec) \
927{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_ac97_ad18xx_pcm_info_volume, \
928 .get = snd_ac97_ad18xx_pcm_get_volume, .put = snd_ac97_ad18xx_pcm_put_volume, \
929 .private_value = codec }
930
ee42381e 931static int snd_ac97_ad18xx_pcm_info_volume(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
1da177e4
LT		 932{
933 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
934 uinfo->count = 2;
935 uinfo->value.integer.min = 0;
936 uinfo->value.integer.max = 31;
937 return 0;
938}
939
ee42381e 940static int snd_ac97_ad18xx_pcm_get_volume(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1da177e4 941{
ee42381e 942 struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol);
1da177e4
LT		 943 int codec = kcontrol->private_value & 3;
944
62932df8 945 mutex_lock(&ac97->page_mutex);
1da177e4
LT		 946 ucontrol->value.integer.value[0] = 31 - ((ac97->spec.ad18xx.pcmreg[codec] >> 0) & 31);
947 ucontrol->value.integer.value[1] = 31 - ((ac97->spec.ad18xx.pcmreg[codec] >> 8) & 31);
62932df8 948 mutex_unlock(&ac97->page_mutex);
1da177e4
LT		 949 return 0;
950}
951
ee42381e 952static int snd_ac97_ad18xx_pcm_put_volume(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1da177e4 953{
ee42381e 954 struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol);
1da177e4
LT		 955 int codec = kcontrol->private_value & 3;
956 unsigned short val1, val2;
957
958 val1 = 31 - (ucontrol->value.integer.value[0] & 31);
959 val2 = 31 - (ucontrol->value.integer.value[1] & 31);
960 return snd_ac97_ad18xx_update_pcm_bits(ac97, codec, 0x1f1f, (val1 << 8) | val2);
961}
962
ee42381e 963static const struct snd_kcontrol_new snd_ac97_controls_ad18xx_pcm[2] = {
1da177e4
LT		 964AD18XX_PCM_BITS("PCM Playback Switch", 0, 15, 7, 1),
965AD18XX_PCM_VOLUME("PCM Playback Volume", 0)
966};
967
ee42381e 968static const struct snd_kcontrol_new snd_ac97_controls_ad18xx_surround[2] = {
1da177e4
LT		 969AD18XX_PCM_BITS("Surround Playback Switch", 1, 15, 7, 1),
970AD18XX_PCM_VOLUME("Surround Playback Volume", 1)
971};
972
ee42381e 973static const struct snd_kcontrol_new snd_ac97_controls_ad18xx_center[2] = {
1da177e4
LT		 974AD18XX_PCM_BITS("Center Playback Switch", 2, 15, 15, 1),
975AD18XX_PCM_BITS("Center Playback Volume", 2, 8, 8, 31)
976};
977
ee42381e 978static const struct snd_kcontrol_new snd_ac97_controls_ad18xx_lfe[2] = {
1da177e4
LT		 979AD18XX_PCM_BITS("LFE Playback Switch", 2, 7, 7, 1),
980AD18XX_PCM_BITS("LFE Playback Volume", 2, 0, 0, 31)
981};
982
983/*
984 *
985 */
986
ee42381e 987static void snd_ac97_powerdown(struct snd_ac97 *ac97);
1da177e4 988
ee42381e 989static int snd_ac97_bus_free(struct snd_ac97_bus *bus)
1da177e4
LT		 990{
991 if (bus) {
992 snd_ac97_bus_proc_done(bus);
993 kfree(bus->pcms);
994 if (bus->private_free)
995 bus->private_free(bus);
996 kfree(bus);
997 }
998 return 0;
999}
1000
ee42381e 1001static int snd_ac97_bus_dev_free(struct snd_device *device)
1da177e4 1002{
ee42381e 1003 struct snd_ac97_bus *bus = device->device_data;
1da177e4
LT		 1004 return snd_ac97_bus_free(bus);
1005}
1006
ee42381e 1007static int snd_ac97_free(struct snd_ac97 *ac97)
1da177e4
LT		 1008{
1009 if (ac97) {
6dbe6628 1010#ifdef CONFIG_SND_AC97_POWER_SAVE
5b84ba26 1011 cancel_delayed_work_sync(&ac97->power_work);
6dbe6628 1012#endif
1da177e4 1013 snd_ac97_proc_done(ac97);
2ba71978 1014 if (ac97->bus)
1da177e4 1015 ac97->bus->codec[ac97->num] = NULL;
1da177e4
LT		 1016 if (ac97->private_free)
1017 ac97->private_free(ac97);
1018 kfree(ac97);
1019 }
1020 return 0;
1021}
1022
ee42381e 1023static int snd_ac97_dev_free(struct snd_device *device)
1da177e4 1024{
ee42381e 1025 struct snd_ac97 *ac97 = device->device_data;
1da177e4
LT		 1026 snd_ac97_powerdown(ac97); /* for avoiding click noises during shut down */
1027 return snd_ac97_free(ac97);
1028}
1029
ee42381e 1030static int snd_ac97_try_volume_mix(struct snd_ac97 * ac97, int reg)
1da177e4 1031{
03c2d87a 1032 unsigned short val, mask = AC97_MUTE_MASK_MONO;
1da177e4
LT		 1033
1034 if (! snd_ac97_valid_reg(ac97, reg))
1035 return 0;
1036
1037 switch (reg) {
1038 case AC97_MASTER_TONE:
03c2d87a 1039 return ac97->caps & AC97_BC_BASS_TREBLE ? 1 : 0;
1da177e4 1040 case AC97_HEADPHONE:
03c2d87a 1041 return ac97->caps & AC97_BC_HEADPHONE ? 1 : 0;
1da177e4 1042 case AC97_REC_GAIN_MIC:
03c2d87a 1043 return ac97->caps & AC97_BC_DEDICATED_MIC ? 1 : 0;
1da177e4 1044 case AC97_3D_CONTROL:
03c2d87a 1045 if (ac97->caps & AC97_BC_3D_TECH_ID_MASK) {
1da177e4
LT		 1046 val = snd_ac97_read(ac97, reg);
1047 /* if nonzero - fixed and we can't set it */
1048 return val == 0;
1049 }
1050 return 0;
1051 case AC97_CENTER_LFE_MASTER: /* center */
1052 if ((ac97->ext_id & AC97_EI_CDAC) == 0)
1053 return 0;
1054 break;
1055 case AC97_CENTER_LFE_MASTER+1: /* lfe */
1056 if ((ac97->ext_id & AC97_EI_LDAC) == 0)
1057 return 0;
1058 reg = AC97_CENTER_LFE_MASTER;
1059 mask = 0x0080;
1060 break;
1061 case AC97_SURROUND_MASTER:
1062 if ((ac97->ext_id & AC97_EI_SDAC) == 0)
1063 return 0;
1064 break;
1065 }
1066
1da177e4
LT		 1067 val = snd_ac97_read(ac97, reg);
1068 if (!(val & mask)) {
1069 /* nothing seems to be here - mute flag is not set */
1070 /* try another test */
1071 snd_ac97_write_cache(ac97, reg, val | mask);
1072 val = snd_ac97_read(ac97, reg);
ee42381e 1073 val = snd_ac97_read(ac97, reg);
1da177e4
LT		 1074 if (!(val & mask))
1075 return 0; /* nothing here */
1076 }
1077 return 1; /* success, useable */
1078}
1079
ee42381e 1080static void check_volume_resolution(struct snd_ac97 *ac97, int reg, unsigned char *lo_max, unsigned char *hi_max)
1da177e4
LT		 1081{
1082 unsigned short cbit[3] = { 0x20, 0x10, 0x01 };
1083 unsigned char max[3] = { 63, 31, 15 };
1084 int i;
1085
50dabc2d
TI		 1086 /* first look up the static resolution table */
1087 if (ac97->res_table) {
1088 const struct snd_ac97_res_table *tbl;
1089 for (tbl = ac97->res_table; tbl->reg; tbl++) {
1090 if (tbl->reg == reg) {
1091 *lo_max = tbl->bits & 0xff;
1092 *hi_max = (tbl->bits >> 8) & 0xff;
1093 return;
1094 }
1095 }
1096 }
1097
1da177e4
LT		 1098 *lo_max = *hi_max = 0;
1099 for (i = 0 ; i < ARRAY_SIZE(cbit); i++) {
1100 unsigned short val;
03c2d87a
AM		 1101 snd_ac97_write(
1102 ac97, reg,
1103 AC97_MUTE_MASK_STEREO | cbit[i] | (cbit[i] << 8)
1104 );
c9eab129 1105 /* Do the read twice due to buffers on some ac97 codecs.
59c51591 1106 * e.g. The STAC9704 returns exactly what you wrote to the register
c9eab129
JCD		 1107 * if you read it immediately. This causes the detect routine to fail.
1108 */
1109 val = snd_ac97_read(ac97, reg);
1da177e4 1110 val = snd_ac97_read(ac97, reg);
a2142674 1111 if (! *lo_max && (val & 0x7f) == cbit[i])
1da177e4 1112 *lo_max = max[i];
a2142674 1113 if (! *hi_max && ((val >> 8) & 0x7f) == cbit[i])
1da177e4
LT		 1114 *hi_max = max[i];
1115 if (*lo_max && *hi_max)
1116 break;
1117 }
1118}
1119
ac519028 1120static int snd_ac97_try_bit(struct snd_ac97 * ac97, int reg, int bit)
1da177e4
LT		 1121{
1122 unsigned short mask, val, orig, res;
1123
1124 mask = 1 << bit;
1125 orig = snd_ac97_read(ac97, reg);
1126 val = orig ^ mask;
1127 snd_ac97_write(ac97, reg, val);
1128 res = snd_ac97_read(ac97, reg);
1129 snd_ac97_write_cache(ac97, reg, orig);
1130 return res == val;
1131}
1132
1133/* check the volume resolution of center/lfe */
ee42381e 1134static void snd_ac97_change_volume_params2(struct snd_ac97 * ac97, int reg, int shift, unsigned char *max)
1da177e4
LT		 1135{
1136 unsigned short val, val1;
1137
1138 *max = 63;
03c2d87a 1139 val = AC97_MUTE_MASK_STEREO | (0x20 << shift);
1da177e4
LT		 1140 snd_ac97_write(ac97, reg, val);
1141 val1 = snd_ac97_read(ac97, reg);
1142 if (val != val1) {
1143 *max = 31;
1144 }
1145 /* reset volume to zero */
03c2d87a 1146 snd_ac97_write_cache(ac97, reg, AC97_MUTE_MASK_STEREO);
1da177e4
LT		 1147}
1148
1149static inline int printable(unsigned int x)
1150{
1151 x &= 0xff;
1152 if (x < ' ' || x >= 0x71) {
1153 if (x <= 0x89)
1154 return x - 0x71 + 'A';
1155 return '?';
1156 }
1157 return x;
1158}
1159
ac519028
TI		 1160static struct snd_kcontrol *snd_ac97_cnew(const struct snd_kcontrol_new *_template,
1161 struct snd_ac97 * ac97)
1da177e4 1162{
ee42381e 1163 struct snd_kcontrol_new template;
1da177e4 1164 memcpy(&template, _template, sizeof(template));
1da177e4
LT		 1165 template.index = ac97->num;
1166 return snd_ctl_new1(&template, ac97);
1167}
1168
1169/*
1170 * create mute switch(es) for normal stereo controls
1171 */
6dbe6628
TI		 1172static int snd_ac97_cmute_new_stereo(struct snd_card *card, char *name, int reg,
1173 int check_stereo, int check_amix,
1174 struct snd_ac97 *ac97)
1da177e4 1175{
ee42381e 1176 struct snd_kcontrol *kctl;
1da177e4
LT		 1177 int err;
1178 unsigned short val, val1, mute_mask;
1179
1180 if (! snd_ac97_valid_reg(ac97, reg))
1181 return 0;
1182
03c2d87a 1183 mute_mask = AC97_MUTE_MASK_MONO;
1da177e4
LT		 1184 val = snd_ac97_read(ac97, reg);
1185 if (check_stereo || (ac97->flags & AC97_STEREO_MUTES)) {
1186 /* check whether both mute bits work */
03c2d87a 1187 val1 = val | AC97_MUTE_MASK_STEREO;
1da177e4
LT		 1188 snd_ac97_write(ac97, reg, val1);
1189 if (val1 == snd_ac97_read(ac97, reg))
03c2d87a 1190 mute_mask = AC97_MUTE_MASK_STEREO;
1da177e4 1191 }
03c2d87a 1192 if (mute_mask == AC97_MUTE_MASK_STEREO) {
ee42381e 1193 struct snd_kcontrol_new tmp = AC97_DOUBLE(name, reg, 15, 7, 1, 1);
6dbe6628
TI		 1194 if (check_amix)
1195 tmp.private_value |= (1 << 30);
1da177e4
LT		 1196 tmp.index = ac97->num;
1197 kctl = snd_ctl_new1(&tmp, ac97);
1198 } else {
ee42381e 1199 struct snd_kcontrol_new tmp = AC97_SINGLE(name, reg, 15, 1, 1);
6dbe6628
TI		 1200 if (check_amix)
1201 tmp.private_value |= (1 << 30);
1da177e4
LT		 1202 tmp.index = ac97->num;
1203 kctl = snd_ctl_new1(&tmp, ac97);
1204 }
1205 err = snd_ctl_add(card, kctl);
1206 if (err < 0)
1207 return err;
1208 /* mute as default */
1209 snd_ac97_write_cache(ac97, reg, val | mute_mask);
1210 return 0;
1211}
1212
2f3482fb
TI		 1213/*
1214 * set dB information
1215 */
0cb29ea0
TI		 1216static const DECLARE_TLV_DB_SCALE(db_scale_4bit, -4500, 300, 0);
1217static const DECLARE_TLV_DB_SCALE(db_scale_5bit, -4650, 150, 0);
1218static const DECLARE_TLV_DB_SCALE(db_scale_6bit, -9450, 150, 0);
1219static const DECLARE_TLV_DB_SCALE(db_scale_5bit_12db_max, -3450, 150, 0);
1220static const DECLARE_TLV_DB_SCALE(db_scale_rec_gain, 0, 150, 0);
2f3482fb 1221
0cb29ea0 1222static const unsigned int *find_db_scale(unsigned int maxval)
2f3482fb
TI		 1223{
1224 switch (maxval) {
1225 case 0x0f: return db_scale_4bit;
1226 case 0x1f: return db_scale_5bit;
1227 case 0x3f: return db_scale_6bit;
1228 }
1229 return NULL;
1230}
1231
0cb29ea0
TI		 1232static void set_tlv_db_scale(struct snd_kcontrol *kctl, const unsigned int *tlv)
1233{
2f3482fb
TI		 1234 kctl->tlv.p = tlv;
1235 if (tlv)
1236 kctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_TLV_READ;
1237}
1238
1da177e4
LT		 1239/*
1240 * create a volume for normal stereo/mono controls
1241 */
ee42381e
TI		 1242static int snd_ac97_cvol_new(struct snd_card *card, char *name, int reg, unsigned int lo_max,
1243 unsigned int hi_max, struct snd_ac97 *ac97)
1da177e4
LT		 1244{
1245 int err;
ee42381e 1246 struct snd_kcontrol *kctl;
1da177e4
LT		 1247
1248 if (! snd_ac97_valid_reg(ac97, reg))
1249 return 0;
1250 if (hi_max) {
1251 /* invert */
ee42381e 1252 struct snd_kcontrol_new tmp = AC97_DOUBLE(name, reg, 8, 0, lo_max, 1);
1da177e4
LT		 1253 tmp.index = ac97->num;
1254 kctl = snd_ctl_new1(&tmp, ac97);
1255 } else {
1256 /* invert */
ee42381e 1257 struct snd_kcontrol_new tmp = AC97_SINGLE(name, reg, 0, lo_max, 1);
1da177e4
LT		 1258 tmp.index = ac97->num;
1259 kctl = snd_ctl_new1(&tmp, ac97);
1260 }
733a48e5
TI		 1261 if (!kctl)
1262 return -ENOMEM;
2f3482fb
TI		 1263 if (reg >= AC97_PHONE && reg <= AC97_PCM)
1264 set_tlv_db_scale(kctl, db_scale_5bit_12db_max);
1265 else
1266 set_tlv_db_scale(kctl, find_db_scale(lo_max));
1da177e4
LT		 1267 err = snd_ctl_add(card, kctl);
1268 if (err < 0)
1269 return err;
03c2d87a
AM		 1270 snd_ac97_write_cache(
1271 ac97, reg,
1272 (snd_ac97_read(ac97, reg) & AC97_MUTE_MASK_STEREO)
1273 | lo_max | (hi_max << 8)
1274 );
1da177e4
LT		 1275 return 0;
1276}
1277
1278/*
1279 * create a mute-switch and a volume for normal stereo/mono controls
1280 */
6dbe6628
TI		 1281static int snd_ac97_cmix_new_stereo(struct snd_card *card, const char *pfx,
1282 int reg, int check_stereo, int check_amix,
1283 struct snd_ac97 *ac97)
1da177e4
LT		 1284{
1285 int err;
975cc02a 1286 char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
1da177e4
LT		 1287 unsigned char lo_max, hi_max;
1288
1289 if (! snd_ac97_valid_reg(ac97, reg))
1290 return 0;
1291
1292 if (snd_ac97_try_bit(ac97, reg, 15)) {
1293 sprintf(name, "%s Switch", pfx);
6dbe6628
TI		 1294 if ((err = snd_ac97_cmute_new_stereo(card, name, reg,
1295 check_stereo, check_amix,
1296 ac97)) < 0)
1da177e4
LT		 1297 return err;
1298 }
1299 check_volume_resolution(ac97, reg, &lo_max, &hi_max);
1300 if (lo_max) {
1301 sprintf(name, "%s Volume", pfx);
1302 if ((err = snd_ac97_cvol_new(card, name, reg, lo_max, hi_max, ac97)) < 0)
1303 return err;
1304 }
1305 return 0;
1306}
1307
6dbe6628
TI		 1308#define snd_ac97_cmix_new(card, pfx, reg, acheck, ac97) \
1309 snd_ac97_cmix_new_stereo(card, pfx, reg, 0, acheck, ac97)
1310#define snd_ac97_cmute_new(card, name, reg, acheck, ac97) \
1311 snd_ac97_cmute_new_stereo(card, name, reg, 0, acheck, ac97)
1da177e4 1312
ee42381e 1313static unsigned int snd_ac97_determine_spdif_rates(struct snd_ac97 *ac97);
1da177e4 1314
ee42381e 1315static int snd_ac97_mixer_build(struct snd_ac97 * ac97)
1da177e4 1316{
ee42381e
TI		 1317 struct snd_card *card = ac97->bus->card;
1318 struct snd_kcontrol *kctl;
1da177e4
LT		 1319 int err;
1320 unsigned int idx;
1321 unsigned char max;
1322
1323 /* build master controls */
1324 /* AD claims to remove this control from AD1887, although spec v2.2 does not allow this */
1325 if (snd_ac97_try_volume_mix(ac97, AC97_MASTER)) {
1326 if (ac97->flags & AC97_HAS_NO_MASTER_VOL)
6dbe6628
TI		 1327 err = snd_ac97_cmute_new(card, "Master Playback Switch",
1328 AC97_MASTER, 0, ac97);
1da177e4 1329 else
6dbe6628
TI		 1330 err = snd_ac97_cmix_new(card, "Master Playback",
1331 AC97_MASTER, 0, ac97);
1da177e4
LT		 1332 if (err < 0)
1333 return err;
1334 }
1335
03c2d87a 1336 ac97->regs[AC97_CENTER_LFE_MASTER] = AC97_MUTE_MASK_STEREO;
1da177e4
LT		 1337
1338 /* build center controls */
70c5acbd
JK		 1339 if ((snd_ac97_try_volume_mix(ac97, AC97_CENTER_LFE_MASTER))
1340 && !(ac97->flags & AC97_AD_MULTI)) {
1da177e4
LT		 1341 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_center[0], ac97))) < 0)
1342 return err;
1343 if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_center[1], ac97))) < 0)
1344 return err;
1345 snd_ac97_change_volume_params2(ac97, AC97_CENTER_LFE_MASTER, 0, &max);
1346 kctl->private_value &= ~(0xff << 16);
1347 kctl->private_value |= (int)max << 16;
2f3482fb 1348 set_tlv_db_scale(kctl, find_db_scale(max));
1da177e4
LT		 1349 snd_ac97_write_cache(ac97, AC97_CENTER_LFE_MASTER, ac97->regs[AC97_CENTER_LFE_MASTER] | max);
1350 }
1351
1352 /* build LFE controls */
70c5acbd
JK		 1353 if ((snd_ac97_try_volume_mix(ac97, AC97_CENTER_LFE_MASTER+1))
1354 && !(ac97->flags & AC97_AD_MULTI)) {
1da177e4
LT		 1355 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_lfe[0], ac97))) < 0)
1356 return err;
1357 if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_lfe[1], ac97))) < 0)
1358 return err;
1359 snd_ac97_change_volume_params2(ac97, AC97_CENTER_LFE_MASTER, 8, &max);
1360 kctl->private_value &= ~(0xff << 16);
1361 kctl->private_value |= (int)max << 16;
2f3482fb 1362 set_tlv_db_scale(kctl, find_db_scale(max));
1da177e4
LT		 1363 snd_ac97_write_cache(ac97, AC97_CENTER_LFE_MASTER, ac97->regs[AC97_CENTER_LFE_MASTER] | max << 8);
1364 }
1365
1366 /* build surround controls */
70c5acbd
JK		 1367 if ((snd_ac97_try_volume_mix(ac97, AC97_SURROUND_MASTER))
1368 && !(ac97->flags & AC97_AD_MULTI)) {
1da177e4 1369 /* Surround Master (0x38) is with stereo mutes */
6dbe6628
TI		 1370 if ((err = snd_ac97_cmix_new_stereo(card, "Surround Playback",
1371 AC97_SURROUND_MASTER, 1, 0,
1372 ac97)) < 0)
1da177e4
LT		 1373 return err;
1374 }
1375
1376 /* build headphone controls */
1377 if (snd_ac97_try_volume_mix(ac97, AC97_HEADPHONE)) {
6dbe6628
TI		 1378 if ((err = snd_ac97_cmix_new(card, "Headphone Playback",
1379 AC97_HEADPHONE, 0, ac97)) < 0)
1da177e4
LT		 1380 return err;
1381 }
1382
1383 /* build master mono controls */
1384 if (snd_ac97_try_volume_mix(ac97, AC97_MASTER_MONO)) {
6dbe6628
TI		 1385 if ((err = snd_ac97_cmix_new(card, "Master Mono Playback",
1386 AC97_MASTER_MONO, 0, ac97)) < 0)
1da177e4
LT		 1387 return err;
1388 }
1389
1390 /* build master tone controls */
3998b70f
LG		 1391 if (!(ac97->flags & AC97_HAS_NO_TONE)) {
1392 if (snd_ac97_try_volume_mix(ac97, AC97_MASTER_TONE)) {
1393 for (idx = 0; idx < 2; idx++) {
1394 if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_tone[idx], ac97))) < 0)
1395 return err;
43115f58
KM		 1396 if (ac97->id == AC97_ID_YMF743 ||
1397 ac97->id == AC97_ID_YMF753) {
3998b70f
LG		 1398 kctl->private_value &= ~(0xff << 16);
1399 kctl->private_value |= 7 << 16;
1400 }
1da177e4 1401 }
3998b70f 1402 snd_ac97_write_cache(ac97, AC97_MASTER_TONE, 0x0f0f);
1da177e4 1403 }
1da177e4
LT		 1404 }
1405
d355c82a 1406 /* build Beep controls */
1da177e4
LT		 1407 if (!(ac97->flags & AC97_HAS_NO_PC_BEEP) &&
1408 ((ac97->flags & AC97_HAS_PC_BEEP) ||
1409 snd_ac97_try_volume_mix(ac97, AC97_PC_BEEP))) {
1410 for (idx = 0; idx < 2; idx++)
2f3482fb 1411 if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_pc_beep[idx], ac97))) < 0)
1da177e4 1412 return err;
2f3482fb 1413 set_tlv_db_scale(kctl, db_scale_4bit);
03c2d87a
AM		 1414 snd_ac97_write_cache(
1415 ac97,
1416 AC97_PC_BEEP,
1417 (snd_ac97_read(ac97, AC97_PC_BEEP)
1418 | AC97_MUTE_MASK_MONO | 0x001e)
1419 );
1da177e4
LT		 1420 }
1421
1422 /* build Phone controls */
1423 if (!(ac97->flags & AC97_HAS_NO_PHONE)) {
1424 if (snd_ac97_try_volume_mix(ac97, AC97_PHONE)) {
6dbe6628
TI		 1425 if ((err = snd_ac97_cmix_new(card, "Phone Playback",
1426 AC97_PHONE, 1, ac97)) < 0)
1da177e4
LT		 1427 return err;
1428 }
1429 }
1430
1431 /* build MIC controls */
3998b70f
LG		 1432 if (!(ac97->flags & AC97_HAS_NO_MIC)) {
1433 if (snd_ac97_try_volume_mix(ac97, AC97_MIC)) {
6dbe6628
TI		 1434 if ((err = snd_ac97_cmix_new(card, "Mic Playback",
1435 AC97_MIC, 1, ac97)) < 0)
3998b70f
LG		 1436 return err;
1437 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_mic_boost, ac97))) < 0)
1438 return err;
1439 }
1da177e4
LT		 1440 }
1441
1442 /* build Line controls */
1443 if (snd_ac97_try_volume_mix(ac97, AC97_LINE)) {
6dbe6628
TI		 1444 if ((err = snd_ac97_cmix_new(card, "Line Playback",
1445 AC97_LINE, 1, ac97)) < 0)
1da177e4
LT		 1446 return err;
1447 }
1448
1449 /* build CD controls */
1450 if (!(ac97->flags & AC97_HAS_NO_CD)) {
1451 if (snd_ac97_try_volume_mix(ac97, AC97_CD)) {
6dbe6628
TI		 1452 if ((err = snd_ac97_cmix_new(card, "CD Playback",
1453 AC97_CD, 1, ac97)) < 0)
1da177e4
LT		 1454 return err;
1455 }
1456 }
1457
1458 /* build Video controls */
1459 if (!(ac97->flags & AC97_HAS_NO_VIDEO)) {
1460 if (snd_ac97_try_volume_mix(ac97, AC97_VIDEO)) {
6dbe6628
TI		 1461 if ((err = snd_ac97_cmix_new(card, "Video Playback",
1462 AC97_VIDEO, 1, ac97)) < 0)
1da177e4
LT		 1463 return err;
1464 }
1465 }
1466
1467 /* build Aux controls */
1459c784
RG		 1468 if (!(ac97->flags & AC97_HAS_NO_AUX)) {
1469 if (snd_ac97_try_volume_mix(ac97, AC97_AUX)) {
6dbe6628
TI		 1470 if ((err = snd_ac97_cmix_new(card, "Aux Playback",
1471 AC97_AUX, 1, ac97)) < 0)
1459c784
RG		 1472 return err;
1473 }
1da177e4
LT		 1474 }
1475
1476 /* build PCM controls */
1477 if (ac97->flags & AC97_AD_MULTI) {
1478 unsigned short init_val;
1479 if (ac97->flags & AC97_STEREO_MUTES)
1480 init_val = 0x9f9f;
1481 else
1482 init_val = 0x9f1f;
1483 for (idx = 0; idx < 2; idx++)
2f3482fb 1484 if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_ad18xx_pcm[idx], ac97))) < 0)
1da177e4 1485 return err;
2f3482fb 1486 set_tlv_db_scale(kctl, db_scale_5bit);
1da177e4
LT		 1487 ac97->spec.ad18xx.pcmreg[0] = init_val;
1488 if (ac97->scaps & AC97_SCAP_SURROUND_DAC) {
1489 for (idx = 0; idx < 2; idx++)
2f3482fb 1490 if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_ad18xx_surround[idx], ac97))) < 0)
1da177e4 1491 return err;
2f3482fb 1492 set_tlv_db_scale(kctl, db_scale_5bit);
1da177e4
LT		 1493 ac97->spec.ad18xx.pcmreg[1] = init_val;
1494 }
1495 if (ac97->scaps & AC97_SCAP_CENTER_LFE_DAC) {
1496 for (idx = 0; idx < 2; idx++)
2f3482fb 1497 if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_ad18xx_center[idx], ac97))) < 0)
1da177e4 1498 return err;
2f3482fb 1499 set_tlv_db_scale(kctl, db_scale_5bit);
1da177e4 1500 for (idx = 0; idx < 2; idx++)
2f3482fb 1501 if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_ad18xx_lfe[idx], ac97))) < 0)
1da177e4 1502 return err;
2f3482fb 1503 set_tlv_db_scale(kctl, db_scale_5bit);
1da177e4
LT		 1504 ac97->spec.ad18xx.pcmreg[2] = init_val;
1505 }
1506 snd_ac97_write_cache(ac97, AC97_PCM, init_val);
1507 } else {
3998b70f
LG		 1508 if (!(ac97->flags & AC97_HAS_NO_STD_PCM)) {
1509 if (ac97->flags & AC97_HAS_NO_PCM_VOL)
6dbe6628
TI		 1510 err = snd_ac97_cmute_new(card,
1511 "PCM Playback Switch",
1512 AC97_PCM, 0, ac97);
3998b70f 1513 else
6dbe6628
TI		 1514 err = snd_ac97_cmix_new(card, "PCM Playback",
1515 AC97_PCM, 0, ac97);
3998b70f
LG		 1516 if (err < 0)
1517 return err;
1518 }
1da177e4
LT		 1519 }
1520
1521 /* build Capture controls */
1522 if (!(ac97->flags & AC97_HAS_NO_REC_GAIN)) {
1523 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_control_capture_src, ac97))) < 0)
1524 return err;
1525 if (snd_ac97_try_bit(ac97, AC97_REC_GAIN, 15)) {
6dbe6628
TI		 1526 err = snd_ac97_cmute_new(card, "Capture Switch",
1527 AC97_REC_GAIN, 0, ac97);
1528 if (err < 0)
1da177e4
LT		 1529 return err;
1530 }
2f3482fb 1531 if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_control_capture_vol, ac97))) < 0)
1da177e4 1532 return err;
2f3482fb 1533 set_tlv_db_scale(kctl, db_scale_rec_gain);
1da177e4
LT		 1534 snd_ac97_write_cache(ac97, AC97_REC_SEL, 0x0000);
1535 snd_ac97_write_cache(ac97, AC97_REC_GAIN, 0x0000);
1536 }
1537 /* build MIC Capture controls */
1538 if (snd_ac97_try_volume_mix(ac97, AC97_REC_GAIN_MIC)) {
1539 for (idx = 0; idx < 2; idx++)
2f3482fb 1540 if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_mic_capture[idx], ac97))) < 0)
1da177e4 1541 return err;
2f3482fb 1542 set_tlv_db_scale(kctl, db_scale_rec_gain);
1da177e4
LT		 1543 snd_ac97_write_cache(ac97, AC97_REC_GAIN_MIC, 0x0000);
1544 }
1545
1546 /* build PCM out path & mute control */
1547 if (snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 15)) {
1548 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_PCM_OUT], ac97))) < 0)
1549 return err;
1550 }
1551
1552 /* build Simulated Stereo Enhancement control */
03c2d87a 1553 if (ac97->caps & AC97_BC_SIM_STEREO) {
1da177e4
LT		 1554 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_STEREO_ENHANCEMENT], ac97))) < 0)
1555 return err;
1556 }
1557
1558 /* build 3D Stereo Enhancement control */
1559 if (snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 13)) {
1560 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_3D], ac97))) < 0)
1561 return err;
1562 }
1563
1564 /* build Loudness control */
03c2d87a 1565 if (ac97->caps & AC97_BC_LOUDNESS) {
1da177e4
LT		 1566 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_LOUDNESS], ac97))) < 0)
1567 return err;
1568 }
1569
1570 /* build Mono output select control */
1571 if (snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 9)) {
1572 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_MONO], ac97))) < 0)
1573 return err;
1574 }
1575
1576 /* build Mic select control */
1577 if (snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 8)) {
1578 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_MIC], ac97))) < 0)
1579 return err;
1580 }
1581
1582 /* build ADC/DAC loopback control */
1583 if (enable_loopback && snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 7)) {
1584 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_LOOPBACK], ac97))) < 0)
1585 return err;
1586 }
1587
1588 snd_ac97_update_bits(ac97, AC97_GENERAL_PURPOSE, ~AC97_GP_DRSS_MASK, 0x0000);
1589
1590 /* build 3D controls */
1591 if (ac97->build_ops->build_3d) {
1592 ac97->build_ops->build_3d(ac97);
1593 } else {
1594 if (snd_ac97_try_volume_mix(ac97, AC97_3D_CONTROL)) {
1595 unsigned short val;
1596 val = 0x0707;
1597 snd_ac97_write(ac97, AC97_3D_CONTROL, val);
1598 val = snd_ac97_read(ac97, AC97_3D_CONTROL);
1599 val = val == 0x0606;
1600 if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_3d[0], ac97))) < 0)
1601 return err;
1602 if (val)
1603 kctl->private_value = AC97_3D_CONTROL | (9 << 8) | (7 << 16);
1604 if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_3d[1], ac97))) < 0)
1605 return err;
1606 if (val)
1607 kctl->private_value = AC97_3D_CONTROL | (1 << 8) | (7 << 16);
1608 snd_ac97_write_cache(ac97, AC97_3D_CONTROL, 0x0000);
1609 }
1610 }
1611
1612 /* build S/PDIF controls */
7b89190c
MS		 1613
1614 /* Hack for ASUS P5P800-VM, which does not indicate S/PDIF capability */
1615 if (ac97->subsystem_vendor == 0x1043 &&
1616 ac97->subsystem_device == 0x810f)
1617 ac97->ext_id |= AC97_EI_SPDIF;
1618
1da177e4
LT		 1619 if ((ac97->ext_id & AC97_EI_SPDIF) && !(ac97->scaps & AC97_SCAP_NO_SPDIF)) {
1620 if (ac97->build_ops->build_spdif) {
1621 if ((err = ac97->build_ops->build_spdif(ac97)) < 0)
1622 return err;
1623 } else {
1624 for (idx = 0; idx < 5; idx++)
1625 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_spdif[idx], ac97))) < 0)
1626 return err;
1627 if (ac97->build_ops->build_post_spdif) {
1628 if ((err = ac97->build_ops->build_post_spdif(ac97)) < 0)
1629 return err;
1630 }
1631 /* set default PCM S/PDIF params */
1632 /* consumer,PCM audio,no copyright,no preemphasis,PCM coder,original,48000Hz */
1633 snd_ac97_write_cache(ac97, AC97_SPDIF, 0x2a20);
1634 ac97->rates[AC97_RATES_SPDIF] = snd_ac97_determine_spdif_rates(ac97);
1635 }
1636 ac97->spdif_status = SNDRV_PCM_DEFAULT_CON_SPDIF;
1637 }
1638
1639 /* build chip specific controls */
1640 if (ac97->build_ops->build_specific)
1641 if ((err = ac97->build_ops->build_specific(ac97)) < 0)
1642 return err;
1643
1644 if (snd_ac97_try_bit(ac97, AC97_POWERDOWN, 15)) {
1645 kctl = snd_ac97_cnew(&snd_ac97_control_eapd, ac97);
1646 if (! kctl)
1647 return -ENOMEM;
1648 if (ac97->scaps & AC97_SCAP_INV_EAPD)
1649 set_inv_eapd(ac97, kctl);
1650 if ((err = snd_ctl_add(card, kctl)) < 0)
1651 return err;
1652 }
1653
1654 return 0;
1655}
1656
ee42381e 1657static int snd_ac97_modem_build(struct snd_card *card, struct snd_ac97 * ac97)
1da177e4 1658{
87d61c29
SK		 1659 int err, idx;
1660
ee419653 1661 /*
38c16e34 1662 ac97_dbg(ac97, "AC97_GPIO_CFG = %x\n",
ee419653
TI		 1663 snd_ac97_read(ac97,AC97_GPIO_CFG));
1664 */
1da177e4
LT		 1665 snd_ac97_write(ac97, AC97_GPIO_CFG, 0xffff & ~(AC97_GPIO_LINE1_OH));
1666 snd_ac97_write(ac97, AC97_GPIO_POLARITY, 0xffff & ~(AC97_GPIO_LINE1_OH));
1667 snd_ac97_write(ac97, AC97_GPIO_STICKY, 0xffff);
1668 snd_ac97_write(ac97, AC97_GPIO_WAKEUP, 0x0);
1669 snd_ac97_write(ac97, AC97_MISC_AFE, 0x0);
87d61c29
SK		 1670
1671 /* build modem switches */
1672 for (idx = 0; idx < ARRAY_SIZE(snd_ac97_controls_modem_switches); idx++)
0444e2ac 1673 if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_ac97_controls_modem_switches[idx], ac97))) < 0)
87d61c29
SK		 1674 return err;
1675
1676 /* build chip specific controls */
1677 if (ac97->build_ops->build_specific)
1678 if ((err = ac97->build_ops->build_specific(ac97)) < 0)
1679 return err;
1680
1da177e4
LT		 1681 return 0;
1682}
1683
ee42381e 1684static int snd_ac97_test_rate(struct snd_ac97 *ac97, int reg, int shadow_reg, int rate)
1da177e4
LT		 1685{
1686 unsigned short val;
1687 unsigned int tmp;
1688
1689 tmp = ((unsigned int)rate * ac97->bus->clock) / 48000;
1690 snd_ac97_write_cache(ac97, reg, tmp & 0xffff);
1691 if (shadow_reg)
1692 snd_ac97_write_cache(ac97, shadow_reg, tmp & 0xffff);
1693 val = snd_ac97_read(ac97, reg);
1694 return val == (tmp & 0xffff);
1695}
1696
ee42381e 1697static void snd_ac97_determine_rates(struct snd_ac97 *ac97, int reg, int shadow_reg, unsigned int *r_result)
1da177e4
LT		 1698{
1699 unsigned int result = 0;
1700 unsigned short saved;
1701
1702 if (ac97->bus->no_vra) {
1703 *r_result = SNDRV_PCM_RATE_48000;
1704 if ((ac97->flags & AC97_DOUBLE_RATE) &&
1705 reg == AC97_PCM_FRONT_DAC_RATE)
1706 *r_result |= SNDRV_PCM_RATE_96000;
1707 return;
1708 }
1709
1710 saved = snd_ac97_read(ac97, reg);
1711 if ((ac97->ext_id & AC97_EI_DRA) && reg == AC97_PCM_FRONT_DAC_RATE)
1712 snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS,
1713 AC97_EA_DRA, 0);
1714 /* test a non-standard rate */
1715 if (snd_ac97_test_rate(ac97, reg, shadow_reg, 11000))
1716 result |= SNDRV_PCM_RATE_CONTINUOUS;
1717 /* let's try to obtain standard rates */
1718 if (snd_ac97_test_rate(ac97, reg, shadow_reg, 8000))
1719 result |= SNDRV_PCM_RATE_8000;
1720 if (snd_ac97_test_rate(ac97, reg, shadow_reg, 11025))
1721 result |= SNDRV_PCM_RATE_11025;
1722 if (snd_ac97_test_rate(ac97, reg, shadow_reg, 16000))
1723 result |= SNDRV_PCM_RATE_16000;
1724 if (snd_ac97_test_rate(ac97, reg, shadow_reg, 22050))
1725 result |= SNDRV_PCM_RATE_22050;
1726 if (snd_ac97_test_rate(ac97, reg, shadow_reg, 32000))
1727 result |= SNDRV_PCM_RATE_32000;
1728 if (snd_ac97_test_rate(ac97, reg, shadow_reg, 44100))
1729 result |= SNDRV_PCM_RATE_44100;
1730 if (snd_ac97_test_rate(ac97, reg, shadow_reg, 48000))
1731 result |= SNDRV_PCM_RATE_48000;
1732 if ((ac97->flags & AC97_DOUBLE_RATE) &&
1733 reg == AC97_PCM_FRONT_DAC_RATE) {
1734 /* test standard double rates */
1735 snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS,
1736 AC97_EA_DRA, AC97_EA_DRA);
1737 if (snd_ac97_test_rate(ac97, reg, shadow_reg, 64000 / 2))
1738 result |= SNDRV_PCM_RATE_64000;
1739 if (snd_ac97_test_rate(ac97, reg, shadow_reg, 88200 / 2))
1740 result |= SNDRV_PCM_RATE_88200;
1741 if (snd_ac97_test_rate(ac97, reg, shadow_reg, 96000 / 2))
1742 result |= SNDRV_PCM_RATE_96000;
1743 /* some codecs don't support variable double rates */
1744 if (!snd_ac97_test_rate(ac97, reg, shadow_reg, 76100 / 2))
1745 result &= ~SNDRV_PCM_RATE_CONTINUOUS;
1746 snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS,
1747 AC97_EA_DRA, 0);
1748 }
1749 /* restore the default value */
1750 snd_ac97_write_cache(ac97, reg, saved);
1751 if (shadow_reg)
1752 snd_ac97_write_cache(ac97, shadow_reg, saved);
1753 *r_result = result;
1754}
1755
1756/* check AC97_SPDIF register to accept which sample rates */
ee42381e 1757static unsigned int snd_ac97_determine_spdif_rates(struct snd_ac97 *ac97)
1da177e4
LT		 1758{
1759 unsigned int result = 0;
1760 int i;
1761 static unsigned short ctl_bits[] = {
1762 AC97_SC_SPSR_44K, AC97_SC_SPSR_32K, AC97_SC_SPSR_48K
1763 };
1764 static unsigned int rate_bits[] = {
1765 SNDRV_PCM_RATE_44100, SNDRV_PCM_RATE_32000, SNDRV_PCM_RATE_48000
1766 };
1767
1768 for (i = 0; i < (int)ARRAY_SIZE(ctl_bits); i++) {
1769 snd_ac97_update_bits(ac97, AC97_SPDIF, AC97_SC_SPSR_MASK, ctl_bits[i]);
1770 if ((snd_ac97_read(ac97, AC97_SPDIF) & AC97_SC_SPSR_MASK) == ctl_bits[i])
1771 result |= rate_bits[i];
1772 }
1773 return result;
1774}
1775
1776/* look for the codec id table matching with the given id */
ee42381e
TI		 1777static const struct ac97_codec_id *look_for_codec_id(const struct ac97_codec_id *table,
1778 unsigned int id)
1da177e4 1779{
ee42381e 1780 const struct ac97_codec_id *pid;
1da177e4
LT		 1781
1782 for (pid = table; pid->id; pid++)
1783 if (pid->id == (id & pid->mask))
1784 return pid;
1785 return NULL;
1786}
1787
ee42381e 1788void snd_ac97_get_name(struct snd_ac97 *ac97, unsigned int id, char *name, int modem)
1da177e4 1789{
ee42381e 1790 const struct ac97_codec_id *pid;
1da177e4
LT		 1791
1792 sprintf(name, "0x%x %c%c%c", id,
1793 printable(id >> 24),
1794 printable(id >> 16),
1795 printable(id >> 8));
1796 pid = look_for_codec_id(snd_ac97_codec_id_vendors, id);
1797 if (! pid)
1798 return;
1799
1800 strcpy(name, pid->name);
1801 if (ac97 && pid->patch) {
1802 if ((modem && (pid->flags & AC97_MODEM_PATCH)) ||
1803 (! modem && ! (pid->flags & AC97_MODEM_PATCH)))
1804 pid->patch(ac97);
1805 }
1806
1807 pid = look_for_codec_id(snd_ac97_codec_ids, id);
1808 if (pid) {
1809 strcat(name, " ");
1810 strcat(name, pid->name);
1811 if (pid->mask != 0xffffffff)
1812 sprintf(name + strlen(name), " rev %d", id & ~pid->mask);
1813 if (ac97 && pid->patch) {
1814 if ((modem && (pid->flags & AC97_MODEM_PATCH)) ||
1815 (! modem && ! (pid->flags & AC97_MODEM_PATCH)))
1816 pid->patch(ac97);
1817 }
1818 } else
1819 sprintf(name + strlen(name), " id %x", id & 0xff);
1820}
1821
1822/**
1823 * snd_ac97_get_short_name - retrieve codec name
1824 * @ac97: the codec instance
1825 *
eb7c06e8 1826 * Return: The short identifying name of the codec.
1da177e4 1827 */
ee42381e 1828const char *snd_ac97_get_short_name(struct snd_ac97 *ac97)
1da177e4 1829{
ee42381e 1830 const struct ac97_codec_id *pid;
1da177e4
LT		 1831
1832 for (pid = snd_ac97_codec_ids; pid->id; pid++)
1833 if (pid->id == (ac97->id & pid->mask))
1834 return pid->name;
1835 return "unknown codec";
1836}
1837
7b09679c 1838EXPORT_SYMBOL(snd_ac97_get_short_name);
1da177e4
LT		 1839
1840/* wait for a while until registers are accessible after RESET
1841 * return 0 if ok, negative not ready
1842 */
ee42381e 1843static int ac97_reset_wait(struct snd_ac97 *ac97, int timeout, int with_modem)
1da177e4
LT		 1844{
1845 unsigned long end_time;
1846 unsigned short val;
1847
1848 end_time = jiffies + timeout;
1849 do {
1850
1851 /* use preliminary reads to settle the communication */
1852 snd_ac97_read(ac97, AC97_RESET);
1853 snd_ac97_read(ac97, AC97_VENDOR_ID1);
1854 snd_ac97_read(ac97, AC97_VENDOR_ID2);
1855 /* modem? */
1856 if (with_modem) {
1857 val = snd_ac97_read(ac97, AC97_EXTENDED_MID);
1858 if (val != 0xffff && (val & 1) != 0)
1859 return 0;
1860 }
1861 if (ac97->scaps & AC97_SCAP_DETECT_BY_VENDOR) {
1862 /* probably only Xbox issue - all registers are read as zero */
1863 val = snd_ac97_read(ac97, AC97_VENDOR_ID1);
1864 if (val != 0 && val != 0xffff)
1865 return 0;
1866 } else {
1867 /* because the PCM or MASTER volume registers can be modified,
1868 * the REC_GAIN register is used for tests
1869 */
1870 /* test if we can write to the record gain volume register */
1871 snd_ac97_write_cache(ac97, AC97_REC_GAIN, 0x8a05);
1872 if ((snd_ac97_read(ac97, AC97_REC_GAIN) & 0x7fff) == 0x0a05)
1873 return 0;
1874 }
8433a509 1875 schedule_timeout_uninterruptible(1);
1da177e4
LT		 1876 } while (time_after_eq(end_time, jiffies));
1877 return -ENODEV;
1878}
1879
1880/**
1881 * snd_ac97_bus - create an AC97 bus component
1882 * @card: the card instance
1883 * @num: the bus number
1884 * @ops: the bus callbacks table
1885 * @private_data: private data pointer for the new instance
1886 * @rbus: the pointer to store the new AC97 bus instance.
1887 *
ee42381e 1888 * Creates an AC97 bus component. An struct snd_ac97_bus instance is newly
1da177e4
LT		 1889 * allocated and initialized.
1890 *
1891 * The ops table must include valid callbacks (at least read and
1892 * write). The other callbacks, wait and reset, are not mandatory.
1893 *
1894 * The clock is set to 48000. If another clock is needed, set
1936f004 1895 * ``(*rbus)->clock`` manually.
1da177e4
LT		 1896 *
1897 * The AC97 bus instance is registered as a low-level device, so you don't
1898 * have to release it manually.
1899 *
eb7c06e8 1900 * Return: Zero if successful, or a negative error code on failure.
1da177e4 1901 */
ee42381e
TI		 1902int snd_ac97_bus(struct snd_card *card, int num, struct snd_ac97_bus_ops *ops,
1903 void *private_data, struct snd_ac97_bus **rbus)
1da177e4
LT		 1904{
1905 int err;
ee42381e
TI		 1906 struct snd_ac97_bus *bus;
1907 static struct snd_device_ops dev_ops = {
1da177e4
LT		 1908 .dev_free = snd_ac97_bus_dev_free,
1909 };
1910
da3cec35
TI		 1911 if (snd_BUG_ON(!card))
1912 return -EINVAL;
e560d8d8 1913 bus = kzalloc(sizeof(*bus), GFP_KERNEL);
1da177e4
LT		 1914 if (bus == NULL)
1915 return -ENOMEM;
1916 bus->card = card;
1917 bus->num = num;
1918 bus->ops = ops;
1919 bus->private_data = private_data;
1920 bus->clock = 48000;
1921 spin_lock_init(&bus->bus_lock);
1922 snd_ac97_bus_proc_init(bus);
1923 if ((err = snd_device_new(card, SNDRV_DEV_BUS, bus, &dev_ops)) < 0) {
1924 snd_ac97_bus_free(bus);
1925 return err;
1926 }
da3cec35
TI		 1927 if (rbus)
1928 *rbus = bus;
1da177e4
LT		 1929 return 0;
1930}
1931
7b09679c
TI		 1932EXPORT_SYMBOL(snd_ac97_bus);
1933
0ca06a00
LG		 1934/* stop no dev release warning */
1935static void ac97_device_release(struct device * dev)
1936{
1937}
1938
1939/* register ac97 codec to bus */
ee42381e 1940static int snd_ac97_dev_register(struct snd_device *device)
0ca06a00 1941{
ee42381e 1942 struct snd_ac97 *ac97 = device->device_data;
0ca06a00
LG		 1943 int err;
1944
1945 ac97->dev.bus = &ac97_bus_type;
1946 ac97->dev.parent = ac97->bus->card->dev;
0ca06a00 1947 ac97->dev.release = ac97_device_release;
096a9571
KS		 1948 dev_set_name(&ac97->dev, "%d-%d:%s",
1949 ac97->bus->card->number, ac97->num,
1950 snd_ac97_get_short_name(ac97));
0ca06a00 1951 if ((err = device_register(&ac97->dev)) < 0) {
38c16e34 1952 ac97_err(ac97, "Can't register ac97 bus\n");
0ca06a00
LG		 1953 ac97->dev.bus = NULL;
1954 return err;
1955 }
1956 return 0;
1957}
1958
c461482c
TI		 1959/* disconnect ac97 codec */
1960static int snd_ac97_dev_disconnect(struct snd_device *device)
0ca06a00 1961{
ee42381e 1962 struct snd_ac97 *ac97 = device->device_data;
0ca06a00
LG		 1963 if (ac97->dev.bus)
1964 device_unregister(&ac97->dev);
c461482c 1965 return 0;
0ca06a00
LG		 1966}
1967
1da177e4 1968/* build_ops to do nothing */
3e8b3b90 1969static const struct snd_ac97_build_ops null_build_ops;
1da177e4 1970
6dbe6628 1971#ifdef CONFIG_SND_AC97_POWER_SAVE
c4028958 1972static void do_update_power(struct work_struct *work)
6dbe6628 1973{
c4028958
DH		 1974 update_power_regs(
1975 container_of(work, struct snd_ac97, power_work.work));
6dbe6628
TI		 1976}
1977#endif
1978
1da177e4
LT		 1979/**
1980 * snd_ac97_mixer - create an Codec97 component
1981 * @bus: the AC97 bus which codec is attached to
1982 * @template: the template of ac97, including index, callbacks and
1983 * the private data.
1984 * @rac97: the pointer to store the new ac97 instance.
1985 *
ee42381e 1986 * Creates an Codec97 component. An struct snd_ac97 instance is newly
1da177e4
LT		 1987 * allocated and initialized from the template. The codec
1988 * is then initialized by the standard procedure.
1989 *
1990 * The template must include the codec number (num) and address (addr),
1991 * and the private data (private_data).
1992 *
1993 * The ac97 instance is registered as a low-level device, so you don't
1994 * have to release it manually.
1995 *
eb7c06e8 1996 * Return: Zero if successful, or a negative error code on failure.
1da177e4 1997 */
ee42381e 1998int snd_ac97_mixer(struct snd_ac97_bus *bus, struct snd_ac97_template *template, struct snd_ac97 **rac97)
1da177e4
LT		 1999{
2000 int err;
ee42381e
TI		 2001 struct snd_ac97 *ac97;
2002 struct snd_card *card;
1da177e4
LT		 2003 char name[64];
2004 unsigned long end_time;
2005 unsigned int reg;
ee42381e
TI		 2006 const struct ac97_codec_id *pid;
2007 static struct snd_device_ops ops = {
1da177e4 2008 .dev_free = snd_ac97_dev_free,
0ca06a00 2009 .dev_register = snd_ac97_dev_register,
c461482c 2010 .dev_disconnect = snd_ac97_dev_disconnect,
1da177e4
LT		 2011 };
2012
da3cec35
TI		 2013 if (rac97)
2014 *rac97 = NULL;
2015 if (snd_BUG_ON(!bus || !template))
2016 return -EINVAL;
2017 if (snd_BUG_ON(template->num >= 4))
2018 return -EINVAL;
2019 if (bus->codec[template->num])
2020 return -EBUSY;
1da177e4 2021
1da177e4 2022 card = bus->card;
e560d8d8 2023 ac97 = kzalloc(sizeof(*ac97), GFP_KERNEL);
1da177e4
LT		 2024 if (ac97 == NULL)
2025 return -ENOMEM;
2026 ac97->private_data = template->private_data;
2027 ac97->private_free = template->private_free;
2028 ac97->bus = bus;
2029 ac97->pci = template->pci;
2030 ac97->num = template->num;
2031 ac97->addr = template->addr;
2032 ac97->scaps = template->scaps;
7c5706bb 2033 ac97->res_table = template->res_table;
1da177e4 2034 bus->codec[ac97->num] = ac97;
62932df8
IM		 2035 mutex_init(&ac97->reg_mutex);
2036 mutex_init(&ac97->page_mutex);
6dbe6628 2037#ifdef CONFIG_SND_AC97_POWER_SAVE
c4028958 2038 INIT_DELAYED_WORK(&ac97->power_work, do_update_power);
6dbe6628 2039#endif
1da177e4 2040
adf1b3d2 2041#ifdef CONFIG_PCI
1da177e4
LT		 2042 if (ac97->pci) {
2043 pci_read_config_word(ac97->pci, PCI_SUBSYSTEM_VENDOR_ID, &ac97->subsystem_vendor);
2044 pci_read_config_word(ac97->pci, PCI_SUBSYSTEM_ID, &ac97->subsystem_device);
2045 }
adf1b3d2 2046#endif
1da177e4
LT		 2047 if (bus->ops->reset) {
2048 bus->ops->reset(ac97);
2049 goto __access_ok;
2050 }
2051
2052 ac97->id = snd_ac97_read(ac97, AC97_VENDOR_ID1) << 16;
2053 ac97->id |= snd_ac97_read(ac97, AC97_VENDOR_ID2);
2054 if (ac97->id && ac97->id != (unsigned int)-1) {
2055 pid = look_for_codec_id(snd_ac97_codec_ids, ac97->id);
2056 if (pid && (pid->flags & AC97_DEFAULT_POWER_OFF))
2057 goto __access_ok;
2058 }
2059
23fea4da
SK		 2060 /* reset to defaults */
2061 if (!(ac97->scaps & AC97_SCAP_SKIP_AUDIO))
2062 snd_ac97_write(ac97, AC97_RESET, 0);
2063 if (!(ac97->scaps & AC97_SCAP_SKIP_MODEM))
2064 snd_ac97_write(ac97, AC97_EXTENDED_MID, 0);
1da177e4
LT		 2065 if (bus->ops->wait)
2066 bus->ops->wait(ac97);
2067 else {
2068 udelay(50);
2069 if (ac97->scaps & AC97_SCAP_SKIP_AUDIO)
45cffef1 2070 err = ac97_reset_wait(ac97, msecs_to_jiffies(500), 1);
1da177e4 2071 else {
45cffef1 2072 err = ac97_reset_wait(ac97, msecs_to_jiffies(500), 0);
1da177e4 2073 if (err < 0)
45cffef1
TI		 2074 err = ac97_reset_wait(ac97,
2075 msecs_to_jiffies(500), 1);
1da177e4
LT		 2076 }
2077 if (err < 0) {
38c16e34
TI		 2078 ac97_warn(ac97, "AC'97 %d does not respond - RESET\n",
2079 ac97->num);
1da177e4
LT		 2080 /* proceed anyway - it's often non-critical */
2081 }
2082 }
2083 __access_ok:
2084 ac97->id = snd_ac97_read(ac97, AC97_VENDOR_ID1) << 16;
2085 ac97->id |= snd_ac97_read(ac97, AC97_VENDOR_ID2);
2086 if (! (ac97->scaps & AC97_SCAP_DETECT_BY_VENDOR) &&
2087 (ac97->id == 0x00000000 || ac97->id == 0xffffffff)) {
38c16e34
TI		 2088 ac97_err(ac97,
2089 "AC'97 %d access is not valid [0x%x], removing mixer.\n",
2090 ac97->num, ac97->id);
1da177e4
LT		 2091 snd_ac97_free(ac97);
2092 return -EIO;
2093 }
2094 pid = look_for_codec_id(snd_ac97_codec_ids, ac97->id);
2095 if (pid)
2096 ac97->flags |= pid->flags;
2097
2098 /* test for AC'97 */
2099 if (!(ac97->scaps & AC97_SCAP_SKIP_AUDIO) && !(ac97->scaps & AC97_SCAP_AUDIO)) {
2100 /* test if we can write to the record gain volume register */
2101 snd_ac97_write_cache(ac97, AC97_REC_GAIN, 0x8a06);
2102 if (((err = snd_ac97_read(ac97, AC97_REC_GAIN)) & 0x7fff) == 0x0a06)
2103 ac97->scaps |= AC97_SCAP_AUDIO;
2104 }
2105 if (ac97->scaps & AC97_SCAP_AUDIO) {
2106 ac97->caps = snd_ac97_read(ac97, AC97_RESET);
2107 ac97->ext_id = snd_ac97_read(ac97, AC97_EXTENDED_ID);
2108 if (ac97->ext_id == 0xffff) /* invalid combination */
2109 ac97->ext_id = 0;
2110 }
2111
2112 /* test for MC'97 */
2113 if (!(ac97->scaps & AC97_SCAP_SKIP_MODEM) && !(ac97->scaps & AC97_SCAP_MODEM)) {
2114 ac97->ext_mid = snd_ac97_read(ac97, AC97_EXTENDED_MID);
2115 if (ac97->ext_mid == 0xffff) /* invalid combination */
2116 ac97->ext_mid = 0;
2117 if (ac97->ext_mid & 1)
2118 ac97->scaps |= AC97_SCAP_MODEM;
2119 }
2120
2121 if (!ac97_is_audio(ac97) && !ac97_is_modem(ac97)) {
2122 if (!(ac97->scaps & (AC97_SCAP_SKIP_AUDIO|AC97_SCAP_SKIP_MODEM)))
38c16e34
TI		 2123 ac97_err(ac97,
2124 "AC'97 %d access error (not audio or modem codec)\n",
2125 ac97->num);
1da177e4
LT		 2126 snd_ac97_free(ac97);
2127 return -EACCES;
2128 }
2129
2130 if (bus->ops->reset) // FIXME: always skipping?
2131 goto __ready_ok;
2132
2133 /* FIXME: add powerdown control */
2134 if (ac97_is_audio(ac97)) {
2135 /* nothing should be in powerdown mode */
2136 snd_ac97_write_cache(ac97, AC97_POWERDOWN, 0);
2137 if (! (ac97->flags & AC97_DEFAULT_POWER_OFF)) {
2138 snd_ac97_write_cache(ac97, AC97_RESET, 0); /* reset to defaults */
2139 udelay(100);
2140 snd_ac97_write_cache(ac97, AC97_POWERDOWN, 0);
2141 }
2142 /* nothing should be in powerdown mode */
2143 snd_ac97_write_cache(ac97, AC97_GENERAL_PURPOSE, 0);
f7489027 2144 end_time = jiffies + msecs_to_jiffies(5000);
1da177e4
LT		 2145 do {
2146 if ((snd_ac97_read(ac97, AC97_POWERDOWN) & 0x0f) == 0x0f)
2147 goto __ready_ok;
8433a509 2148 schedule_timeout_uninterruptible(1);
1da177e4 2149 } while (time_after_eq(end_time, jiffies));
38c16e34
TI		 2150 ac97_warn(ac97,
2151 "AC'97 %d analog subsections not ready\n", ac97->num);
1da177e4
LT		 2152 }
2153
2154 /* FIXME: add powerdown control */
2155 if (ac97_is_modem(ac97)) {
2156 unsigned char tmp;
2157
2158 /* nothing should be in powerdown mode */
2159 /* note: it's important to set the rate at first */
2160 tmp = AC97_MEA_GPIO;
2161 if (ac97->ext_mid & AC97_MEI_LINE1) {
8e8311b0 2162 snd_ac97_write_cache(ac97, AC97_LINE1_RATE, 8000);
1da177e4
LT		 2163 tmp |= AC97_MEA_ADC1 | AC97_MEA_DAC1;
2164 }
2165 if (ac97->ext_mid & AC97_MEI_LINE2) {
8e8311b0 2166 snd_ac97_write_cache(ac97, AC97_LINE2_RATE, 8000);
1da177e4
LT		 2167 tmp |= AC97_MEA_ADC2 | AC97_MEA_DAC2;
2168 }
2169 if (ac97->ext_mid & AC97_MEI_HANDSET) {
8e8311b0 2170 snd_ac97_write_cache(ac97, AC97_HANDSET_RATE, 8000);
1da177e4
LT		 2171 tmp |= AC97_MEA_HADC | AC97_MEA_HDAC;
2172 }
8e8311b0 2173 snd_ac97_write_cache(ac97, AC97_EXTENDED_MSTATUS, 0);
1da177e4
LT		 2174 udelay(100);
2175 /* nothing should be in powerdown mode */
8e8311b0 2176 snd_ac97_write_cache(ac97, AC97_EXTENDED_MSTATUS, 0);
45cffef1 2177 end_time = jiffies + msecs_to_jiffies(100);
1da177e4
LT		 2178 do {
2179 if ((snd_ac97_read(ac97, AC97_EXTENDED_MSTATUS) & tmp) == tmp)
2180 goto __ready_ok;
8433a509 2181 schedule_timeout_uninterruptible(1);
1da177e4 2182 } while (time_after_eq(end_time, jiffies));
38c16e34
TI		 2183 ac97_warn(ac97,
2184 "MC'97 %d converters and GPIO not ready (0x%x)\n",
2185 ac97->num,
2186 snd_ac97_read(ac97, AC97_EXTENDED_MSTATUS));
1da177e4
LT		 2187 }
2188
2189 __ready_ok:
2190 if (ac97_is_audio(ac97))
2191 ac97->addr = (ac97->ext_id & AC97_EI_ADDR_MASK) >> AC97_EI_ADDR_SHIFT;
2192 else
2193 ac97->addr = (ac97->ext_mid & AC97_MEI_ADDR_MASK) >> AC97_MEI_ADDR_SHIFT;
2194 if (ac97->ext_id & 0x01c9) { /* L/R, MIC, SDAC, LDAC VRA support */
2195 reg = snd_ac97_read(ac97, AC97_EXTENDED_STATUS);
2196 reg |= ac97->ext_id & 0x01c0; /* LDAC/SDAC/CDAC */
2197 if (! bus->no_vra)
2198 reg |= ac97->ext_id & 0x0009; /* VRA/VRM */
2199 snd_ac97_write_cache(ac97, AC97_EXTENDED_STATUS, reg);
2200 }
2201 if ((ac97->ext_id & AC97_EI_DRA) && bus->dra) {
2202 /* Intel controllers require double rate data to be put in
2203 * slots 7+8, so let's hope the codec supports it. */
2204 snd_ac97_update_bits(ac97, AC97_GENERAL_PURPOSE, AC97_GP_DRSS_MASK, AC97_GP_DRSS_78);
2205 if ((snd_ac97_read(ac97, AC97_GENERAL_PURPOSE) & AC97_GP_DRSS_MASK) == AC97_GP_DRSS_78)
2206 ac97->flags |= AC97_DOUBLE_RATE;
091e95ee
TI		 2207 /* restore to slots 10/11 to avoid the confliction with surrounds */
2208 snd_ac97_update_bits(ac97, AC97_GENERAL_PURPOSE, AC97_GP_DRSS_MASK, 0);
1da177e4
LT		 2209 }
2210 if (ac97->ext_id & AC97_EI_VRA) { /* VRA support */
2211 snd_ac97_determine_rates(ac97, AC97_PCM_FRONT_DAC_RATE, 0, &ac97->rates[AC97_RATES_FRONT_DAC]);
2212 snd_ac97_determine_rates(ac97, AC97_PCM_LR_ADC_RATE, 0, &ac97->rates[AC97_RATES_ADC]);
2213 } else {
2214 ac97->rates[AC97_RATES_FRONT_DAC] = SNDRV_PCM_RATE_48000;
2215 if (ac97->flags & AC97_DOUBLE_RATE)
2216 ac97->rates[AC97_RATES_FRONT_DAC] |= SNDRV_PCM_RATE_96000;
2217 ac97->rates[AC97_RATES_ADC] = SNDRV_PCM_RATE_48000;
2218 }
2219 if (ac97->ext_id & AC97_EI_SPDIF) {
2220 /* codec specific code (patch) should override these values */
2221 ac97->rates[AC97_RATES_SPDIF] = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_32000;
2222 }
2223 if (ac97->ext_id & AC97_EI_VRM) { /* MIC VRA support */
2224 snd_ac97_determine_rates(ac97, AC97_PCM_MIC_ADC_RATE, 0, &ac97->rates[AC97_RATES_MIC_ADC]);
2225 } else {
2226 ac97->rates[AC97_RATES_MIC_ADC] = SNDRV_PCM_RATE_48000;
2227 }
2228 if (ac97->ext_id & AC97_EI_SDAC) { /* SDAC support */
2229 snd_ac97_determine_rates(ac97, AC97_PCM_SURR_DAC_RATE, AC97_PCM_FRONT_DAC_RATE, &ac97->rates[AC97_RATES_SURR_DAC]);
2230 ac97->scaps |= AC97_SCAP_SURROUND_DAC;
2231 }
2232 if (ac97->ext_id & AC97_EI_LDAC) { /* LDAC support */
2233 snd_ac97_determine_rates(ac97, AC97_PCM_LFE_DAC_RATE, AC97_PCM_FRONT_DAC_RATE, &ac97->rates[AC97_RATES_LFE_DAC]);
2234 ac97->scaps |= AC97_SCAP_CENTER_LFE_DAC;
2235 }
2236 /* additional initializations */
2237 if (bus->ops->init)
2238 bus->ops->init(ac97);
2239 snd_ac97_get_name(ac97, ac97->id, name, !ac97_is_audio(ac97));
2240 snd_ac97_get_name(NULL, ac97->id, name, !ac97_is_audio(ac97)); // ac97->id might be changed in the special setup code
2241 if (! ac97->build_ops)
2242 ac97->build_ops = &null_build_ops;
2243
2244 if (ac97_is_audio(ac97)) {
2245 char comp[16];
2246 if (card->mixername[0] == '\0') {
2247 strcpy(card->mixername, name);
2248 } else {
2249 if (strlen(card->mixername) + 1 + strlen(name) + 1 <= sizeof(card->mixername)) {
2250 strcat(card->mixername, ",");
2251 strcat(card->mixername, name);
2252 }
2253 }
2254 sprintf(comp, "AC97a:%08x", ac97->id);
2255 if ((err = snd_component_add(card, comp)) < 0) {
2256 snd_ac97_free(ac97);
2257 return err;
2258 }
2259 if (snd_ac97_mixer_build(ac97) < 0) {
2260 snd_ac97_free(ac97);
2261 return -ENOMEM;
2262 }
2263 }
2264 if (ac97_is_modem(ac97)) {
2265 char comp[16];
2266 if (card->mixername[0] == '\0') {
2267 strcpy(card->mixername, name);
2268 } else {
2269 if (strlen(card->mixername) + 1 + strlen(name) + 1 <= sizeof(card->mixername)) {
2270 strcat(card->mixername, ",");
2271 strcat(card->mixername, name);
2272 }
2273 }
2274 sprintf(comp, "AC97m:%08x", ac97->id);
2275 if ((err = snd_component_add(card, comp)) < 0) {
2276 snd_ac97_free(ac97);
2277 return err;
2278 }
2279 if (snd_ac97_modem_build(card, ac97) < 0) {
2280 snd_ac97_free(ac97);
2281 return -ENOMEM;
2282 }
2283 }
6dbe6628
TI		 2284 if (ac97_is_audio(ac97))
2285 update_power_regs(ac97);
1da177e4
LT		 2286 snd_ac97_proc_init(ac97);
2287 if ((err = snd_device_new(card, SNDRV_DEV_CODEC, ac97, &ops)) < 0) {
2288 snd_ac97_free(ac97);
2289 return err;
2290 }
2291 *rac97 = ac97;
1da177e4
LT		 2292 return 0;
2293}
2294
7b09679c 2295EXPORT_SYMBOL(snd_ac97_mixer);
1da177e4
LT		 2296
2297/*
2298 * Power down the chip.
2299 *
2300 * MASTER and HEADPHONE registers are muted but the register cache values
2301 * are not changed, so that the values can be restored in snd_ac97_resume().
2302 */
ee42381e 2303static void snd_ac97_powerdown(struct snd_ac97 *ac97)
1da177e4
LT		 2304{
2305 unsigned short power;
2306
2307 if (ac97_is_audio(ac97)) {
2308 /* some codecs have stereo mute bits */
2309 snd_ac97_write(ac97, AC97_MASTER, 0x9f9f);
2310 snd_ac97_write(ac97, AC97_HEADPHONE, 0x9f9f);
2311 }
2312
6dbe6628
TI		 2313 /* surround, CLFE, mic powerdown */
2314 power = ac97->regs[AC97_EXTENDED_STATUS];
2315 if (ac97->scaps & AC97_SCAP_SURROUND_DAC)
2316 power |= AC97_EA_PRJ;
2317 if (ac97->scaps & AC97_SCAP_CENTER_LFE_DAC)
2318 power |= AC97_EA_PRI | AC97_EA_PRK;
2319 power |= AC97_EA_PRL;
2320 snd_ac97_write(ac97, AC97_EXTENDED_STATUS, power);
2321
2322 /* powerdown external amplifier */
2323 if (ac97->scaps & AC97_SCAP_INV_EAPD)
2324 power = ac97->regs[AC97_POWERDOWN] & ~AC97_PD_EAPD;
2325 else if (! (ac97->scaps & AC97_SCAP_EAPD_LED))
2326 power = ac97->regs[AC97_POWERDOWN] | AC97_PD_EAPD;
2327 power |= AC97_PD_PR6; /* Headphone amplifier powerdown */
2328 power |= AC97_PD_PR0 | AC97_PD_PR1; /* ADC & DAC powerdown */
1da177e4
LT		 2329 snd_ac97_write(ac97, AC97_POWERDOWN, power);
2330 udelay(100);
6cabf6b0 2331 power |= AC97_PD_PR2; /* Analog Mixer powerdown (Vref on) */
1da177e4 2332 snd_ac97_write(ac97, AC97_POWERDOWN, power);
f1a63a38 2333 if (ac97_is_power_save_mode(ac97)) {
6cabf6b0
TI		 2334 power |= AC97_PD_PR3; /* Analog Mixer powerdown */
2335 snd_ac97_write(ac97, AC97_POWERDOWN, power);
6dbe6628
TI		 2336 udelay(100);
2337 /* AC-link powerdown, internal Clk disable */
2338 /* FIXME: this may cause click noises on some boards */
2339 power |= AC97_PD_PR4 | AC97_PD_PR5;
2340 snd_ac97_write(ac97, AC97_POWERDOWN, power);
2341 }
1da177e4
LT		 2342}
2343
2344
6dbe6628
TI		 2345struct ac97_power_reg {
2346 unsigned short reg;
2347 unsigned short power_reg;
2348 unsigned short mask;
2349};
2350
2351enum { PWIDX_ADC, PWIDX_FRONT, PWIDX_CLFE, PWIDX_SURR, PWIDX_MIC, PWIDX_SIZE };
2352
2353static struct ac97_power_reg power_regs[PWIDX_SIZE] = {
2354 [PWIDX_ADC] = { AC97_PCM_LR_ADC_RATE, AC97_POWERDOWN, AC97_PD_PR0},
2355 [PWIDX_FRONT] = { AC97_PCM_FRONT_DAC_RATE, AC97_POWERDOWN, AC97_PD_PR1},
2356 [PWIDX_CLFE] = { AC97_PCM_LFE_DAC_RATE, AC97_EXTENDED_STATUS,
2357 AC97_EA_PRI | AC97_EA_PRK},
2358 [PWIDX_SURR] = { AC97_PCM_SURR_DAC_RATE, AC97_EXTENDED_STATUS,
2359 AC97_EA_PRJ},
2360 [PWIDX_MIC] = { AC97_PCM_MIC_ADC_RATE, AC97_EXTENDED_STATUS,
2361 AC97_EA_PRL},
2362};
2363
2364#ifdef CONFIG_SND_AC97_POWER_SAVE
2365/**
2366 * snd_ac97_update_power - update the powerdown register
2367 * @ac97: the codec instance
2368 * @reg: the rate register, e.g. AC97_PCM_FRONT_DAC_RATE
2369 * @powerup: non-zero when power up the part
2370 *
2371 * Update the AC97 powerdown register bits of the given part.
eb7c06e8
YB		 2372 *
2373 * Return: Zero.
6dbe6628
TI		 2374 */
2375int snd_ac97_update_power(struct snd_ac97 *ac97, int reg, int powerup)
2376{
2377 int i;
2378
2379 if (! ac97)
2380 return 0;
2381
2382 if (reg) {
2383 /* SPDIF requires DAC power, too */
2384 if (reg == AC97_SPDIF)
2385 reg = AC97_PCM_FRONT_DAC_RATE;
2386 for (i = 0; i < PWIDX_SIZE; i++) {
2387 if (power_regs[i].reg == reg) {
2388 if (powerup)
2389 ac97->power_up |= (1 << i);
2390 else
2391 ac97->power_up &= ~(1 << i);
2392 break;
2393 }
2394 }
2395 }
2396
f1a63a38 2397 if (ac97_is_power_save_mode(ac97) && !powerup)
6dbe6628
TI		 2398 /* adjust power-down bits after two seconds delay
2399 * (for avoiding loud click noises for many (OSS) apps
2400 * that open/close frequently)
2401 */
45cffef1 2402 schedule_delayed_work(&ac97->power_work,
38f58227 2403 msecs_to_jiffies(power_save * 1000));
f1a63a38
TI		 2404 else {
2405 cancel_delayed_work(&ac97->power_work);
6dbe6628 2406 update_power_regs(ac97);
f1a63a38 2407 }
6dbe6628
TI		 2408
2409 return 0;
2410}
2411
2412EXPORT_SYMBOL(snd_ac97_update_power);
2413#endif /* CONFIG_SND_AC97_POWER_SAVE */
2414
2415static void update_power_regs(struct snd_ac97 *ac97)
2416{
2417 unsigned int power_up, bits;
2418 int i;
2419
f1a63a38
TI		 2420 power_up = (1 << PWIDX_FRONT) | (1 << PWIDX_ADC);
2421 power_up |= (1 << PWIDX_MIC);
2422 if (ac97->scaps & AC97_SCAP_SURROUND_DAC)
2423 power_up |= (1 << PWIDX_SURR);
2424 if (ac97->scaps & AC97_SCAP_CENTER_LFE_DAC)
2425 power_up |= (1 << PWIDX_CLFE);
6dbe6628 2426#ifdef CONFIG_SND_AC97_POWER_SAVE
f1a63a38 2427 if (ac97_is_power_save_mode(ac97))
6dbe6628 2428 power_up = ac97->power_up;
6dbe6628
TI		 2429#endif
2430 if (power_up) {
2431 if (ac97->regs[AC97_POWERDOWN] & AC97_PD_PR2) {
2432 /* needs power-up analog mix and vref */
2433 snd_ac97_update_bits(ac97, AC97_POWERDOWN,
2434 AC97_PD_PR3, 0);
2435 msleep(1);
2436 snd_ac97_update_bits(ac97, AC97_POWERDOWN,
2437 AC97_PD_PR2, 0);
2438 }
2439 }
2440 for (i = 0; i < PWIDX_SIZE; i++) {
2441 if (power_up & (1 << i))
2442 bits = 0;
2443 else
2444 bits = power_regs[i].mask;
2445 snd_ac97_update_bits(ac97, power_regs[i].power_reg,
2446 power_regs[i].mask, bits);
2447 }
2448 if (! power_up) {
2449 if (! (ac97->regs[AC97_POWERDOWN] & AC97_PD_PR2)) {
2450 /* power down analog mix and vref */
2451 snd_ac97_update_bits(ac97, AC97_POWERDOWN,
2452 AC97_PD_PR2, AC97_PD_PR2);
2453 snd_ac97_update_bits(ac97, AC97_POWERDOWN,
2454 AC97_PD_PR3, AC97_PD_PR3);
2455 }
2456 }
2457}
2458
2459
1da177e4
LT		 2460#ifdef CONFIG_PM
2461/**
2462 * snd_ac97_suspend - General suspend function for AC97 codec
2463 * @ac97: the ac97 instance
2464 *
2465 * Suspends the codec, power down the chip.
2466 */
ee42381e 2467void snd_ac97_suspend(struct snd_ac97 *ac97)
1da177e4 2468{
e26e7545
TI		 2469 if (! ac97)
2470 return;
1da177e4
LT		 2471 if (ac97->build_ops->suspend)
2472 ac97->build_ops->suspend(ac97);
3b6baa5a 2473#ifdef CONFIG_SND_AC97_POWER_SAVE
5b84ba26 2474 cancel_delayed_work_sync(&ac97->power_work);
3b6baa5a 2475#endif
1da177e4
LT		 2476 snd_ac97_powerdown(ac97);
2477}
2478
7b09679c
TI		 2479EXPORT_SYMBOL(snd_ac97_suspend);
2480
1da177e4
LT		 2481/*
2482 * restore ac97 status
2483 */
6ddc9d2e 2484static void snd_ac97_restore_status(struct snd_ac97 *ac97)
1da177e4
LT		 2485{
2486 int i;
2487
2488 for (i = 2; i < 0x7c ; i += 2) {
2489 if (i == AC97_POWERDOWN || i == AC97_EXTENDED_ID)
2490 continue;
2491 /* restore only accessible registers
2492 * some chip (e.g. nm256) may hang up when unsupported registers
2493 * are accessed..!
2494 */
2495 if (test_bit(i, ac97->reg_accessed)) {
2496 snd_ac97_write(ac97, i, ac97->regs[i]);
2497 snd_ac97_read(ac97, i);
2498 }
2499 }
2500}
2501
2502/*
2503 * restore IEC958 status
2504 */
6ddc9d2e 2505static void snd_ac97_restore_iec958(struct snd_ac97 *ac97)
1da177e4
LT		 2506{
2507 if (ac97->ext_id & AC97_EI_SPDIF) {
2508 if (ac97->regs[AC97_EXTENDED_STATUS] & AC97_EA_SPDIF) {
2509 /* reset spdif status */
2510 snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, 0);
2511 snd_ac97_write(ac97, AC97_EXTENDED_STATUS, ac97->regs[AC97_EXTENDED_STATUS]);
2512 if (ac97->flags & AC97_CS_SPDIF)
2513 snd_ac97_write(ac97, AC97_CSR_SPDIF, ac97->regs[AC97_CSR_SPDIF]);
2514 else
2515 snd_ac97_write(ac97, AC97_SPDIF, ac97->regs[AC97_SPDIF]);
2516 snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, AC97_EA_SPDIF); /* turn on again */
2517 }
2518 }
2519}
2520
2521/**
2522 * snd_ac97_resume - General resume function for AC97 codec
2523 * @ac97: the ac97 instance
2524 *
2525 * Do the standard resume procedure, power up and restoring the
2526 * old register values.
2527 */
ee42381e 2528void snd_ac97_resume(struct snd_ac97 *ac97)
1da177e4 2529{
ef21ca24 2530 unsigned long end_time;
1da177e4 2531
e26e7545
TI		 2532 if (! ac97)
2533 return;
2534
1da177e4
LT		 2535 if (ac97->bus->ops->reset) {
2536 ac97->bus->ops->reset(ac97);
2537 goto __reset_ready;
2538 }
2539
2540 snd_ac97_write(ac97, AC97_POWERDOWN, 0);
2541 if (! (ac97->flags & AC97_DEFAULT_POWER_OFF)) {
d6c3cf81
TI		 2542 if (!(ac97->scaps & AC97_SCAP_SKIP_AUDIO))
2543 snd_ac97_write(ac97, AC97_RESET, 0);
2544 else if (!(ac97->scaps & AC97_SCAP_SKIP_MODEM))
2545 snd_ac97_write(ac97, AC97_EXTENDED_MID, 0);
1da177e4
LT		 2546 udelay(100);
2547 snd_ac97_write(ac97, AC97_POWERDOWN, 0);
2548 }
2549 snd_ac97_write(ac97, AC97_GENERAL_PURPOSE, 0);
2550
2551 snd_ac97_write(ac97, AC97_POWERDOWN, ac97->regs[AC97_POWERDOWN]);
2552 if (ac97_is_audio(ac97)) {
2553 ac97->bus->ops->write(ac97, AC97_MASTER, 0x8101);
ef21ca24
NA		 2554 end_time = jiffies + msecs_to_jiffies(100);
2555 do {
1da177e4
LT		 2556 if (snd_ac97_read(ac97, AC97_MASTER) == 0x8101)
2557 break;
8433a509 2558 schedule_timeout_uninterruptible(1);
ef21ca24 2559 } while (time_after_eq(end_time, jiffies));
1da177e4 2560 /* FIXME: extra delay */
03c2d87a
AM		 2561 ac97->bus->ops->write(ac97, AC97_MASTER, AC97_MUTE_MASK_MONO);
2562 if (snd_ac97_read(ac97, AC97_MASTER) != AC97_MUTE_MASK_MONO)
ef21ca24 2563 msleep(250);
1da177e4 2564 } else {
ef21ca24
NA		 2565 end_time = jiffies + msecs_to_jiffies(100);
2566 do {
1da177e4
LT		 2567 unsigned short val = snd_ac97_read(ac97, AC97_EXTENDED_MID);
2568 if (val != 0xffff && (val & 1) != 0)
2569 break;
8433a509 2570 schedule_timeout_uninterruptible(1);
ef21ca24 2571 } while (time_after_eq(end_time, jiffies));
1da177e4
LT		 2572 }
2573__reset_ready:
2574
2575 if (ac97->bus->ops->init)
2576 ac97->bus->ops->init(ac97);
2577
2578 if (ac97->build_ops->resume)
2579 ac97->build_ops->resume(ac97);
2580 else {
2581 snd_ac97_restore_status(ac97);
2582 snd_ac97_restore_iec958(ac97);
2583 }
2584}
7b09679c
TI		 2585
2586EXPORT_SYMBOL(snd_ac97_resume);
1da177e4
LT		 2587#endif
2588
2589
2590/*
2591 * Hardware tuning
2592 */
2593static void set_ctl_name(char *dst, const char *src, const char *suffix)
2594{
2595 if (suffix)
2596 sprintf(dst, "%s %s", src, suffix);
2597 else
2598 strcpy(dst, src);
2599}
2600
2601/* remove the control with the given name and optional suffix */
ac519028
TI		 2602static int snd_ac97_remove_ctl(struct snd_ac97 *ac97, const char *name,
2603 const char *suffix)
1da177e4 2604{
ee42381e 2605 struct snd_ctl_elem_id id;
1da177e4
LT		 2606 memset(&id, 0, sizeof(id));
2607 set_ctl_name(id.name, name, suffix);
2608 id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
2609 return snd_ctl_remove_id(ac97->bus->card, &id);
2610}
2611
ee42381e 2612static struct snd_kcontrol *ctl_find(struct snd_ac97 *ac97, const char *name, const char *suffix)
1da177e4 2613{
ee42381e 2614 struct snd_ctl_elem_id sid;
1da177e4
LT		 2615 memset(&sid, 0, sizeof(sid));
2616 set_ctl_name(sid.name, name, suffix);
2617 sid.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
2618 return snd_ctl_find_id(ac97->bus->card, &sid);
2619}
2620
2621/* rename the control with the given name and optional suffix */
ac519028
TI		 2622static int snd_ac97_rename_ctl(struct snd_ac97 *ac97, const char *src,
2623 const char *dst, const char *suffix)
1da177e4 2624{
ee42381e 2625 struct snd_kcontrol *kctl = ctl_find(ac97, src, suffix);
1da177e4
LT		 2626 if (kctl) {
2627 set_ctl_name(kctl->id.name, dst, suffix);
2628 return 0;
2629 }
2630 return -ENOENT;
2631}
2632
2633/* rename both Volume and Switch controls - don't check the return value */
ac519028
TI		 2634static void snd_ac97_rename_vol_ctl(struct snd_ac97 *ac97, const char *src,
2635 const char *dst)
1da177e4
LT		 2636{
2637 snd_ac97_rename_ctl(ac97, src, dst, "Switch");
2638 snd_ac97_rename_ctl(ac97, src, dst, "Volume");
2639}
2640
2641/* swap controls */
ac519028
TI		 2642static int snd_ac97_swap_ctl(struct snd_ac97 *ac97, const char *s1,
2643 const char *s2, const char *suffix)
1da177e4 2644{
ee42381e 2645 struct snd_kcontrol *kctl1, *kctl2;
1da177e4
LT		 2646 kctl1 = ctl_find(ac97, s1, suffix);
2647 kctl2 = ctl_find(ac97, s2, suffix);
2648 if (kctl1 && kctl2) {
2649 set_ctl_name(kctl1->id.name, s2, suffix);
2650 set_ctl_name(kctl2->id.name, s1, suffix);
2651 return 0;
2652 }
2653 return -ENOENT;
2654}
2655
2656#if 1
2657/* bind hp and master controls instead of using only hp control */
ee42381e 2658static int bind_hp_volsw_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 2659{
2660 int err = snd_ac97_put_volsw(kcontrol, ucontrol);
2661 if (err > 0) {
2662 unsigned long priv_saved = kcontrol->private_value;
2663 kcontrol->private_value = (kcontrol->private_value & ~0xff) | AC97_HEADPHONE;
2664 snd_ac97_put_volsw(kcontrol, ucontrol);
2665 kcontrol->private_value = priv_saved;
2666 }
2667 return err;
2668}
2669
2670/* ac97 tune: bind Master and Headphone controls */
ee42381e 2671static int tune_hp_only(struct snd_ac97 *ac97)
1da177e4 2672{
ee42381e
TI		 2673 struct snd_kcontrol *msw = ctl_find(ac97, "Master Playback Switch", NULL);
2674 struct snd_kcontrol *mvol = ctl_find(ac97, "Master Playback Volume", NULL);
1da177e4
LT		 2675 if (! msw || ! mvol)
2676 return -ENOENT;
2677 msw->put = bind_hp_volsw_put;
2678 mvol->put = bind_hp_volsw_put;
2679 snd_ac97_remove_ctl(ac97, "Headphone Playback", "Switch");
2680 snd_ac97_remove_ctl(ac97, "Headphone Playback", "Volume");
2681 return 0;
2682}
2683
2684#else
2685/* ac97 tune: use Headphone control as master */
ee42381e 2686static int tune_hp_only(struct snd_ac97 *ac97)
1da177e4
LT		 2687{
2688 if (ctl_find(ac97, "Headphone Playback Switch", NULL) == NULL)
2689 return -ENOENT;
2690 snd_ac97_remove_ctl(ac97, "Master Playback", "Switch");
2691 snd_ac97_remove_ctl(ac97, "Master Playback", "Volume");
2692 snd_ac97_rename_vol_ctl(ac97, "Headphone Playback", "Master Playback");
2693 return 0;
2694}
2695#endif
2696
2697/* ac97 tune: swap Headphone and Master controls */
ee42381e 2698static int tune_swap_hp(struct snd_ac97 *ac97)
1da177e4
LT		 2699{
2700 if (ctl_find(ac97, "Headphone Playback Switch", NULL) == NULL)
2701 return -ENOENT;
2702 snd_ac97_rename_vol_ctl(ac97, "Master Playback", "Line-Out Playback");
2703 snd_ac97_rename_vol_ctl(ac97, "Headphone Playback", "Master Playback");
2704 return 0;
2705}
2706
2707/* ac97 tune: swap Surround and Master controls */
ee42381e 2708static int tune_swap_surround(struct snd_ac97 *ac97)
1da177e4
LT		 2709{
2710 if (snd_ac97_swap_ctl(ac97, "Master Playback", "Surround Playback", "Switch") ||
2711 snd_ac97_swap_ctl(ac97, "Master Playback", "Surround Playback", "Volume"))
2712 return -ENOENT;
2713 return 0;
2714}
2715
2716/* ac97 tune: set up mic sharing for AD codecs */
ee42381e 2717static int tune_ad_sharing(struct snd_ac97 *ac97)
1da177e4
LT		 2718{
2719 unsigned short scfg;
2720 if ((ac97->id & 0xffffff00) != 0x41445300) {
38c16e34 2721 ac97_err(ac97, "ac97_quirk AD_SHARING is only for AD codecs\n");
1da177e4
LT		 2722 return -EINVAL;
2723 }
2724 /* Turn on OMS bit to route microphone to back panel */
2725 scfg = snd_ac97_read(ac97, AC97_AD_SERIAL_CFG);
2726 snd_ac97_write_cache(ac97, AC97_AD_SERIAL_CFG, scfg | 0x0200);
2727 return 0;
2728}
2729
ee42381e 2730static const struct snd_kcontrol_new snd_ac97_alc_jack_detect =
1da177e4
LT		 2731AC97_SINGLE("Jack Detect", AC97_ALC650_CLOCK, 5, 1, 0);
2732
2733/* ac97 tune: set up ALC jack-select */
ee42381e 2734static int tune_alc_jack(struct snd_ac97 *ac97)
1da177e4
LT		 2735{
2736 if ((ac97->id & 0xffffff00) != 0x414c4700) {
38c16e34
TI		 2737 ac97_err(ac97,
2738 "ac97_quirk ALC_JACK is only for Realtek codecs\n");
1da177e4
LT		 2739 return -EINVAL;
2740 }
2741 snd_ac97_update_bits(ac97, 0x7a, 0x20, 0x20); /* select jack detect function */
2742 snd_ac97_update_bits(ac97, 0x7a, 0x01, 0x01); /* Line-out auto mute */
031c95d4
TI		 2743 if (ac97->id == AC97_ID_ALC658D)
2744 snd_ac97_update_bits(ac97, 0x74, 0x0800, 0x0800);
1da177e4
LT		 2745 return snd_ctl_add(ac97->bus->card, snd_ac97_cnew(&snd_ac97_alc_jack_detect, ac97));
2746}
2747
2748/* ac97 tune: inversed EAPD bit */
ee42381e 2749static int tune_inv_eapd(struct snd_ac97 *ac97)
1da177e4 2750{
ee42381e 2751 struct snd_kcontrol *kctl = ctl_find(ac97, "External Amplifier", NULL);
1da177e4
LT		 2752 if (! kctl)
2753 return -ENOENT;
2754 set_inv_eapd(ac97, kctl);
2755 return 0;
2756}
2757
ee42381e 2758static int master_mute_sw_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1da177e4
LT		 2759{
2760 int err = snd_ac97_put_volsw(kcontrol, ucontrol);
2761 if (err > 0) {
ee42381e 2762 struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol);
1da177e4
LT		 2763 int shift = (kcontrol->private_value >> 8) & 0x0f;
2764 int rshift = (kcontrol->private_value >> 12) & 0x0f;
2765 unsigned short mask;
2766 if (shift != rshift)
03c2d87a 2767 mask = AC97_MUTE_MASK_STEREO;
1da177e4 2768 else
03c2d87a
AM		 2769 mask = AC97_MUTE_MASK_MONO;
2770 snd_ac97_update_bits(ac97, AC97_POWERDOWN, AC97_PD_EAPD,
1da177e4 2771 (ac97->regs[AC97_MASTER] & mask) == mask ?
03c2d87a 2772 AC97_PD_EAPD : 0);
1da177e4
LT		 2773 }
2774 return err;
2775}
2776
2777/* ac97 tune: EAPD controls mute LED bound with the master mute */
ee42381e 2778static int tune_mute_led(struct snd_ac97 *ac97)
1da177e4 2779{
ee42381e 2780 struct snd_kcontrol *msw = ctl_find(ac97, "Master Playback Switch", NULL);
1da177e4
LT		 2781 if (! msw)
2782 return -ENOENT;
2783 msw->put = master_mute_sw_put;
2784 snd_ac97_remove_ctl(ac97, "External Amplifier", NULL);
03c2d87a
AM		 2785 snd_ac97_update_bits(
2786 ac97, AC97_POWERDOWN,
2787 AC97_PD_EAPD, AC97_PD_EAPD /* mute LED on */
2788 );
6dbe6628 2789 ac97->scaps |= AC97_SCAP_EAPD_LED;
1da177e4
LT		 2790 return 0;
2791}
2792
a0faefed
MG		 2793static int hp_master_mute_sw_put(struct snd_kcontrol *kcontrol,
2794 struct snd_ctl_elem_value *ucontrol)
2795{
2796 int err = bind_hp_volsw_put(kcontrol, ucontrol);
2797 if (err > 0) {
2798 struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol);
2799 int shift = (kcontrol->private_value >> 8) & 0x0f;
2800 int rshift = (kcontrol->private_value >> 12) & 0x0f;
2801 unsigned short mask;
2802 if (shift != rshift)
03c2d87a 2803 mask = AC97_MUTE_MASK_STEREO;
a0faefed 2804 else
03c2d87a
AM		 2805 mask = AC97_MUTE_MASK_MONO;
2806 snd_ac97_update_bits(ac97, AC97_POWERDOWN, AC97_PD_EAPD,
a0faefed 2807 (ac97->regs[AC97_MASTER] & mask) == mask ?
03c2d87a 2808 AC97_PD_EAPD : 0);
a0faefed
MG		 2809 }
2810 return err;
2811}
2812
2813static int tune_hp_mute_led(struct snd_ac97 *ac97)
2814{
2815 struct snd_kcontrol *msw = ctl_find(ac97, "Master Playback Switch", NULL);
2816 struct snd_kcontrol *mvol = ctl_find(ac97, "Master Playback Volume", NULL);
2817 if (! msw || ! mvol)
2818 return -ENOENT;
2819 msw->put = hp_master_mute_sw_put;
2820 mvol->put = bind_hp_volsw_put;
2821 snd_ac97_remove_ctl(ac97, "External Amplifier", NULL);
2822 snd_ac97_remove_ctl(ac97, "Headphone Playback", "Switch");
2823 snd_ac97_remove_ctl(ac97, "Headphone Playback", "Volume");
03c2d87a
AM		 2824 snd_ac97_update_bits(
2825 ac97, AC97_POWERDOWN,
2826 AC97_PD_EAPD, AC97_PD_EAPD /* mute LED on */
2827 );
a0faefed
MG		 2828 return 0;
2829}
2830
1da177e4
LT		 2831struct quirk_table {
2832 const char *name;
ee42381e 2833 int (*func)(struct snd_ac97 *);
1da177e4
LT		 2834};
2835
2836static struct quirk_table applicable_quirks[] = {
2837 { "none", NULL },
2838 { "hp_only", tune_hp_only },
2839 { "swap_hp", tune_swap_hp },
2840 { "swap_surround", tune_swap_surround },
2841 { "ad_sharing", tune_ad_sharing },
2842 { "alc_jack", tune_alc_jack },
2843 { "inv_eapd", tune_inv_eapd },
2844 { "mute_led", tune_mute_led },
a0faefed 2845 { "hp_mute_led", tune_hp_mute_led },
1da177e4
LT		 2846};
2847
2848/* apply the quirk with the given type */
ee42381e 2849static int apply_quirk(struct snd_ac97 *ac97, int type)
1da177e4
LT		 2850{
2851 if (type <= 0)
2852 return 0;
2853 else if (type >= ARRAY_SIZE(applicable_quirks))
2854 return -EINVAL;
2855 if (applicable_quirks[type].func)
2856 return applicable_quirks[type].func(ac97);
2857 return 0;
2858}
2859
2860/* apply the quirk with the given name */
ee42381e 2861static int apply_quirk_str(struct snd_ac97 *ac97, const char *typestr)
1da177e4
LT		 2862{
2863 int i;
2864 struct quirk_table *q;
2865
2866 for (i = 0; i < ARRAY_SIZE(applicable_quirks); i++) {
2867 q = &applicable_quirks[i];
2868 if (q->name && ! strcmp(typestr, q->name))
2869 return apply_quirk(ac97, i);
2870 }
2871 /* for compatibility, accept the numbers, too */
2872 if (*typestr >= '0' && *typestr <= '9')
2873 return apply_quirk(ac97, (int)simple_strtoul(typestr, NULL, 10));
2874 return -EINVAL;
2875}
2876
2877/**
2878 * snd_ac97_tune_hardware - tune up the hardware
2879 * @ac97: the ac97 instance
2880 * @quirk: quirk list
2881 * @override: explicit quirk value (overrides the list if non-NULL)
2882 *
2883 * Do some workaround for each pci device, such as renaming of the
2884 * headphone (true line-out) control as "Master".
2885 * The quirk-list must be terminated with a zero-filled entry.
2886 *
eb7c06e8 2887 * Return: Zero if successful, or a negative error code on failure.
1da177e4
LT		 2888 */
2889
eab0fbfa
JP		 2890int snd_ac97_tune_hardware(struct snd_ac97 *ac97,
2891 const struct ac97_quirk *quirk, const char *override)
1da177e4
LT		 2892{
2893 int result;
2894
1da177e4
LT		 2895 /* quirk overriden? */
2896 if (override && strcmp(override, "-1") && strcmp(override, "default")) {
2897 result = apply_quirk_str(ac97, override);
2898 if (result < 0)
38c16e34
TI		 2899 ac97_err(ac97, "applying quirk type %s failed (%d)\n",
2900 override, result);
1da177e4
LT		 2901 return result;
2902 }
2903
4b499486
PP		 2904 if (! quirk)
2905 return -EINVAL;
2906
69ad07cf
JK		 2907 for (; quirk->subvendor; quirk++) {
2908 if (quirk->subvendor != ac97->subsystem_vendor)
1da177e4 2909 continue;
69ad07cf
JK		 2910 if ((! quirk->mask && quirk->subdevice == ac97->subsystem_device) ||
2911 quirk->subdevice == (quirk->mask & ac97->subsystem_device)) {
1da177e4
LT		 2912 if (quirk->codec_id && quirk->codec_id != ac97->id)
2913 continue;
38c16e34
TI		 2914 ac97_dbg(ac97, "ac97 quirk for %s (%04x:%04x)\n",
2915 quirk->name, ac97->subsystem_vendor,
2916 ac97->subsystem_device);
1da177e4
LT		 2917 result = apply_quirk(ac97, quirk->type);
2918 if (result < 0)
38c16e34
TI		 2919 ac97_err(ac97,
2920 "applying quirk type %d for %s failed (%d)\n",
2921 quirk->type, quirk->name, result);
1da177e4
LT		 2922 return result;
2923 }
2924 }
2925 return 0;
2926}
2927
1da177e4 2928EXPORT_SYMBOL(snd_ac97_tune_hardware);
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