2 * Copyright (c) by Jaroslav Kysela <perex@suse.cz>
3 * Universal interface for Audio Codec '97
5 * For more details look to AC '97 component specification revision 2.2
6 * by Intel Corporation (http://developer.intel.com).
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25 #include <sound/driver.h>
26 #include <linux/delay.h>
27 #include <linux/init.h>
28 #include <linux/slab.h>
29 #include <linux/pci.h>
30 #include <linux/moduleparam.h>
31 #include <sound/core.h>
32 #include <sound/pcm.h>
33 #include <sound/ac97_codec.h>
34 #include <sound/asoundef.h>
35 #include <sound/initval.h>
36 #include "ac97_local.h"
38 #include "ac97_patch.h"
40 MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>");
41 MODULE_DESCRIPTION("Universal interface for Audio Codec '97");
42 MODULE_LICENSE("GPL");
44 static int enable_loopback;
46 module_param(enable_loopback, bool, 0444);
47 MODULE_PARM_DESC(enable_loopback, "Enable AC97 ADC/DAC Loopback Control");
57 int (*patch)(ac97_t *ac97);
58 int (*mpatch)(ac97_t *ac97);
61 static const ac97_codec_id_t snd_ac97_codec_id_vendors[] = {
62 { 0x414b4d00, 0xffffff00, "Asahi Kasei", NULL, NULL },
63 { 0x41445300, 0xffffff00, "Analog Devices", NULL, NULL },
64 { 0x414c4300, 0xffffff00, "Realtek", NULL, NULL },
65 { 0x414c4700, 0xffffff00, "Realtek", NULL, NULL },
66 { 0x434d4900, 0xffffff00, "C-Media Electronics", NULL, NULL },
67 { 0x43525900, 0xffffff00, "Cirrus Logic", NULL, NULL },
68 { 0x43585400, 0xffffff00, "Conexant", NULL, NULL },
69 { 0x44543000, 0xffffff00, "Diamond Technology", NULL, NULL },
70 { 0x454d4300, 0xffffff00, "eMicro", NULL, NULL },
71 { 0x45838300, 0xffffff00, "ESS Technology", NULL, NULL },
72 { 0x48525300, 0xffffff00, "Intersil", NULL, NULL },
73 { 0x49434500, 0xffffff00, "ICEnsemble", NULL, NULL },
74 { 0x49544500, 0xffffff00, "ITE Tech.Inc", NULL, NULL },
75 { 0x4e534300, 0xffffff00, "National Semiconductor", NULL, NULL },
76 { 0x50534300, 0xffffff00, "Philips", NULL, NULL },
77 { 0x53494c00, 0xffffff00, "Silicon Laboratory", NULL, NULL },
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 }
88 static const ac97_codec_id_t snd_ac97_codec_ids[] = {
89 { 0x414b4d00, 0xffffffff, "AK4540", NULL, NULL },
90 { 0x414b4d01, 0xffffffff, "AK4542", NULL, NULL },
91 { 0x414b4d02, 0xffffffff, "AK4543", NULL, NULL },
92 { 0x414b4d06, 0xffffffff, "AK4544A", NULL, NULL },
93 { 0x414b4d07, 0xffffffff, "AK4545", NULL, NULL },
94 { 0x41445303, 0xffffffff, "AD1819", patch_ad1819, NULL },
95 { 0x41445340, 0xffffffff, "AD1881", patch_ad1881, NULL },
96 { 0x41445348, 0xffffffff, "AD1881A", patch_ad1881, NULL },
97 { 0x41445360, 0xffffffff, "AD1885", patch_ad1885, NULL },
98 { 0x41445361, 0xffffffff, "AD1886", patch_ad1886, NULL },
99 { 0x41445362, 0xffffffff, "AD1887", patch_ad1881, NULL },
100 { 0x41445363, 0xffffffff, "AD1886A", patch_ad1881, NULL },
101 { 0x41445368, 0xffffffff, "AD1888", patch_ad1888, NULL },
102 { 0x41445370, 0xffffffff, "AD1980", patch_ad1980, NULL },
103 { 0x41445372, 0xffffffff, "AD1981A", patch_ad1981a, NULL },
104 { 0x41445374, 0xffffffff, "AD1981B", patch_ad1981b, NULL },
105 { 0x41445375, 0xffffffff, "AD1985", patch_ad1985, NULL },
106 { 0x414c4300, 0xffffff00, "ALC100/100P", NULL, NULL },
107 { 0x414c4710, 0xfffffff0, "ALC200/200P", NULL, NULL },
108 { 0x414c4721, 0xffffffff, "ALC650D", NULL, NULL }, /* already patched */
109 { 0x414c4722, 0xffffffff, "ALC650E", NULL, NULL }, /* already patched */
110 { 0x414c4723, 0xffffffff, "ALC650F", NULL, NULL }, /* already patched */
111 { 0x414c4720, 0xfffffff0, "ALC650", patch_alc650, NULL },
112 { 0x414c4760, 0xfffffff0, "ALC655", patch_alc655, NULL },
113 { 0x414c4780, 0xfffffff0, "ALC658", patch_alc655, NULL },
114 { 0x414c4790, 0xfffffff0, "ALC850", patch_alc850, NULL },
115 { 0x414c4730, 0xffffffff, "ALC101", NULL, NULL },
116 { 0x414c4740, 0xfffffff0, "ALC202", NULL, NULL },
117 { 0x414c4750, 0xfffffff0, "ALC250", NULL, NULL },
118 { 0x414c4770, 0xfffffff0, "ALC203", NULL, NULL },
119 { 0x434d4941, 0xffffffff, "CMI9738", patch_cm9738, NULL },
120 { 0x434d4961, 0xffffffff, "CMI9739", patch_cm9739, NULL },
121 { 0x43525900, 0xfffffff8, "CS4297", NULL, NULL },
122 { 0x43525910, 0xfffffff8, "CS4297A", patch_cirrus_spdif, NULL },
123 { 0x43525920, 0xfffffff8, "CS4294/4298", NULL, NULL },
124 { 0x43525928, 0xfffffff8, "CS4294", NULL, NULL },
125 { 0x43525930, 0xfffffff8, "CS4299", patch_cirrus_cs4299, NULL },
126 { 0x43525948, 0xfffffff8, "CS4201", NULL, NULL },
127 { 0x43525958, 0xfffffff8, "CS4205", patch_cirrus_spdif, NULL },
128 { 0x43525960, 0xfffffff8, "CS4291", NULL, NULL },
129 { 0x43525970, 0xfffffff8, "CS4202", NULL, NULL },
130 { 0x43585421, 0xffffffff, "HSD11246", NULL, NULL }, // SmartMC II
131 { 0x43585428, 0xfffffff8, "Cx20468", patch_conexant, NULL }, // SmartAMC fixme: the mask might be different
132 { 0x44543031, 0xfffffff0, "DT0398", NULL, NULL },
133 { 0x454d4328, 0xffffffff, "28028", NULL, NULL }, // same as TR28028?
134 { 0x45838308, 0xffffffff, "ESS1988", NULL, NULL },
135 { 0x48525300, 0xffffff00, "HMP9701", NULL, NULL },
136 { 0x49434501, 0xffffffff, "ICE1230", NULL, NULL },
137 { 0x49434511, 0xffffffff, "ICE1232", NULL, NULL }, // alias VIA VT1611A?
138 { 0x49434514, 0xffffffff, "ICE1232A", NULL, NULL },
139 { 0x49434551, 0xffffffff, "VT1616", patch_vt1616, NULL },
140 { 0x49434552, 0xffffffff, "VT1616i", patch_vt1616, NULL }, // VT1616 compatible (chipset integrated)
141 { 0x49544520, 0xffffffff, "IT2226E", NULL, NULL },
142 { 0x49544561, 0xffffffff, "IT2646E", patch_it2646, NULL },
143 { 0x4e534300, 0xffffffff, "LM4540/43/45/46/48", NULL, NULL }, // only guess --jk
144 { 0x4e534331, 0xffffffff, "LM4549", NULL, NULL },
145 { 0x4e534350, 0xffffffff, "LM4550", NULL, NULL },
146 { 0x50534304, 0xffffffff, "UCB1400", NULL, NULL },
147 { 0x53494c20, 0xffffffe0, "Si3036/8", NULL, mpatch_si3036 },
148 { 0x54524102, 0xffffffff, "TR28022", NULL, NULL },
149 { 0x54524106, 0xffffffff, "TR28026", NULL, NULL },
150 { 0x54524108, 0xffffffff, "TR28028", patch_tritech_tr28028, NULL }, // added by xin jin [07/09/99]
151 { 0x54524123, 0xffffffff, "TR28602", NULL, NULL }, // only guess --jk [TR28023 = eMicro EM28023 (new CT1297)]
152 { 0x54584e20, 0xffffffff, "TLC320AD9xC", NULL, NULL },
153 { 0x56494161, 0xffffffff, "VIA1612A", NULL, NULL }, // modified ICE1232 with S/PDIF
154 { 0x57454301, 0xffffffff, "W83971D", NULL, NULL },
155 { 0x574d4c00, 0xffffffff, "WM9701A", NULL, NULL },
156 { 0x574d4C03, 0xffffffff, "WM9703/WM9707/WM9708/WM9717", patch_wolfson03, NULL},
157 { 0x574d4C04, 0xffffffff, "WM9704M/WM9704Q", patch_wolfson04, NULL},
158 { 0x574d4C05, 0xffffffff, "WM9705/WM9710", patch_wolfson05, NULL},
159 { 0x574d4C09, 0xffffffff, "WM9709", NULL, NULL},
160 { 0x574d4C12, 0xffffffff, "WM9711/WM9712", patch_wolfson11, NULL},
161 { 0x594d4800, 0xffffffff, "YMF743", NULL, NULL },
162 { 0x594d4802, 0xffffffff, "YMF752", NULL, NULL },
163 { 0x594d4803, 0xffffffff, "YMF753", patch_yamaha_ymf753, NULL },
164 { 0x83847600, 0xffffffff, "STAC9700/83/84", patch_sigmatel_stac9700, NULL },
165 { 0x83847604, 0xffffffff, "STAC9701/3/4/5", NULL, NULL },
166 { 0x83847605, 0xffffffff, "STAC9704", NULL, NULL },
167 { 0x83847608, 0xffffffff, "STAC9708/11", patch_sigmatel_stac9708, NULL },
168 { 0x83847609, 0xffffffff, "STAC9721/23", patch_sigmatel_stac9721, NULL },
169 { 0x83847644, 0xffffffff, "STAC9744", patch_sigmatel_stac9744, NULL },
170 { 0x83847650, 0xffffffff, "STAC9750/51", NULL, NULL }, // patch?
171 { 0x83847652, 0xffffffff, "STAC9752/53", NULL, NULL }, // patch?
172 { 0x83847656, 0xffffffff, "STAC9756/57", patch_sigmatel_stac9756, NULL },
173 { 0x83847658, 0xffffffff, "STAC9758/59", patch_sigmatel_stac9758, NULL },
174 { 0x83847666, 0xffffffff, "STAC9766/67", NULL, NULL }, // patch?
175 { 0, 0, NULL, NULL, NULL }
178 const char *snd_ac97_stereo_enhancements[] =
180 /* 0 */ "No 3D Stereo Enhancement",
181 /* 1 */ "Analog Devices Phat Stereo",
182 /* 2 */ "Creative Stereo Enhancement",
183 /* 3 */ "National Semi 3D Stereo Enhancement",
184 /* 4 */ "YAMAHA Ymersion",
185 /* 5 */ "BBE 3D Stereo Enhancement",
186 /* 6 */ "Crystal Semi 3D Stereo Enhancement",
187 /* 7 */ "Qsound QXpander",
188 /* 8 */ "Spatializer 3D Stereo Enhancement",
189 /* 9 */ "SRS 3D Stereo Enhancement",
190 /* 10 */ "Platform Tech 3D Stereo Enhancement",
191 /* 11 */ "AKM 3D Audio",
192 /* 12 */ "Aureal Stereo Enhancement",
193 /* 13 */ "Aztech 3D Enhancement",
194 /* 14 */ "Binaura 3D Audio Enhancement",
195 /* 15 */ "ESS Technology Stereo Enhancement",
196 /* 16 */ "Harman International VMAx",
197 /* 17 */ "Nvidea/IC Ensemble/KS Waves 3D Stereo Enhancement",
198 /* 18 */ "Philips Incredible Sound",
199 /* 19 */ "Texas Instruments 3D Stereo Enhancement",
200 /* 20 */ "VLSI Technology 3D Stereo Enhancement",
201 /* 21 */ "TriTech 3D Stereo Enhancement",
202 /* 22 */ "Realtek 3D Stereo Enhancement",
203 /* 23 */ "Samsung 3D Stereo Enhancement",
204 /* 24 */ "Wolfson Microelectronics 3D Enhancement",
205 /* 25 */ "Delta Integration 3D Enhancement",
206 /* 26 */ "SigmaTel 3D Enhancement",
207 /* 27 */ "IC Ensemble/KS Waves",
208 /* 28 */ "Rockwell 3D Stereo Enhancement",
209 /* 29 */ "Reserved 29",
210 /* 30 */ "Reserved 30",
211 /* 31 */ "Reserved 31"
215 * Shared AC97 controllers (ICH, ATIIXP...)
217 static DECLARE_MUTEX(shared_codec_mutex);
218 static ac97_t *shared_codec[AC97_SHARED_TYPES][4];
225 static int snd_ac97_valid_reg(ac97_t *ac97, unsigned short reg)
227 if (ac97->limited_regs && ! test_bit(reg, ac97->reg_accessed))
230 /* filter some registers for buggy codecs */
234 if (reg <= 0x1c || reg == 0x20 || reg == 0x26 || reg >= 0x7c)
237 case AC97_ID_AD1819: /* AD1819 */
238 case AC97_ID_AD1881: /* AD1881 */
239 case AC97_ID_AD1881A: /* AD1881A */
240 if (reg >= 0x3a && reg <= 0x6e) /* 0x59 */
243 case AC97_ID_AD1885: /* AD1885 */
244 case AC97_ID_AD1886: /* AD1886 */
245 case AC97_ID_AD1886A: /* AD1886A - !!verify!! --jk */
246 case AC97_ID_AD1887: /* AD1887 - !!verify!! --jk */
249 if (reg >= 0x3c && reg <= 0x6e) /* 0x59 */
252 case AC97_ID_STAC9700:
253 case AC97_ID_STAC9704:
254 case AC97_ID_STAC9705:
255 case AC97_ID_STAC9708:
256 case AC97_ID_STAC9721:
257 case AC97_ID_STAC9744:
258 case AC97_ID_STAC9756:
259 if (reg <= 0x3a || reg >= 0x5a)
267 * snd_ac97_write - write a value on the given register
268 * @ac97: the ac97 instance
269 * @reg: the register to change
270 * @value: the value to set
272 * Writes a value on the given register. This will invoke the write
273 * callback directly after the register check.
274 * This function doesn't change the register cache unlike
275 * #snd_ca97_write_cache(), so use this only when you don't want to
276 * reflect the change to the suspend/resume state.
278 void snd_ac97_write(ac97_t *ac97, unsigned short reg, unsigned short value)
280 if (!snd_ac97_valid_reg(ac97, reg))
282 if ((ac97->id & 0xffffff00) == AC97_ID_ALC100) {
283 /* Fix H/W bug of ALC100/100P */
284 if (reg == AC97_MASTER || reg == AC97_HEADPHONE)
285 ac97->bus->ops->write(ac97, AC97_RESET, 0); /* reset audio codec */
287 ac97->bus->ops->write(ac97, reg, value);
291 * snd_ac97_read - read a value from the given register
293 * @ac97: the ac97 instance
294 * @reg: the register to read
296 * Reads a value from the given register. This will invoke the read
297 * callback directly after the register check.
299 * Returns the read value.
301 unsigned short snd_ac97_read(ac97_t *ac97, unsigned short reg)
303 if (!snd_ac97_valid_reg(ac97, reg))
305 return ac97->bus->ops->read(ac97, reg);
308 /* read a register - return the cached value if already read */
309 static inline unsigned short snd_ac97_read_cache(ac97_t *ac97, unsigned short reg)
311 if (! test_bit(reg, ac97->reg_accessed)) {
312 ac97->regs[reg] = ac97->bus->ops->read(ac97, reg);
313 // set_bit(reg, ac97->reg_accessed);
315 return ac97->regs[reg];
319 * snd_ac97_write_cache - write a value on the given register and update the cache
320 * @ac97: the ac97 instance
321 * @reg: the register to change
322 * @value: the value to set
324 * Writes a value on the given register and updates the register
325 * cache. The cached values are used for the cached-read and the
328 void snd_ac97_write_cache(ac97_t *ac97, unsigned short reg, unsigned short value)
330 if (!snd_ac97_valid_reg(ac97, reg))
332 spin_lock(&ac97->reg_lock);
333 ac97->regs[reg] = value;
334 spin_unlock(&ac97->reg_lock);
335 ac97->bus->ops->write(ac97, reg, value);
336 set_bit(reg, ac97->reg_accessed);
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
345 * Compares the value with the register cache and updates the value
346 * only when the value is changed.
348 * Returns 1 if the value is changed, 0 if no change, or a negative
351 int snd_ac97_update(ac97_t *ac97, unsigned short reg, unsigned short value)
355 if (!snd_ac97_valid_reg(ac97, reg))
357 spin_lock(&ac97->reg_lock);
358 change = ac97->regs[reg] != value;
360 ac97->regs[reg] = value;
361 spin_unlock(&ac97->reg_lock);
362 ac97->bus->ops->write(ac97, reg, value);
364 spin_unlock(&ac97->reg_lock);
369 * snd_ac97_update_bits - update the bits on the given register
370 * @ac97: the ac97 instance
371 * @reg: the register to change
372 * @mask: the bit-mask to change
373 * @value: the value to set
375 * Updates the masked-bits on the given register only when the value
378 * Returns 1 if the bits are changed, 0 if no change, or a negative
381 int snd_ac97_update_bits(ac97_t *ac97, unsigned short reg, unsigned short mask, unsigned short value)
384 unsigned short old, new;
386 if (!snd_ac97_valid_reg(ac97, reg))
388 spin_lock(&ac97->reg_lock);
389 old = snd_ac97_read_cache(ac97, reg);
390 new = (old & ~mask) | value;
393 ac97->regs[reg] = new;
394 spin_unlock(&ac97->reg_lock);
395 ac97->bus->ops->write(ac97, reg, new);
397 spin_unlock(&ac97->reg_lock);
401 static int snd_ac97_ad18xx_update_pcm_bits(ac97_t *ac97, int codec, unsigned short mask, unsigned short value)
404 unsigned short old, new, cfg;
407 spin_lock(&ac97->reg_lock);
408 old = ac97->spec.ad18xx.pcmreg[codec];
409 new = (old & ~mask) | value;
410 cfg = snd_ac97_read_cache(ac97, AC97_AD_SERIAL_CFG);
413 ac97->spec.ad18xx.pcmreg[codec] = new;
414 spin_unlock(&ac97->reg_lock);
415 /* select single codec */
416 ac97->bus->ops->write(ac97, AC97_AD_SERIAL_CFG,
418 ac97->spec.ad18xx.unchained[codec] | ac97->spec.ad18xx.chained[codec]);
419 /* update PCM bits */
420 ac97->bus->ops->write(ac97, AC97_PCM, new);
421 /* select all codecs */
422 ac97->bus->ops->write(ac97, AC97_AD_SERIAL_CFG,
425 spin_unlock(&ac97->reg_lock);
434 static int snd_ac97_info_mux(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
436 static char *texts[8] = {
437 "Mic", "CD", "Video", "Aux", "Line",
438 "Mix", "Mix Mono", "Phone"
441 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
443 uinfo->value.enumerated.items = 8;
444 if (uinfo->value.enumerated.item > 7)
445 uinfo->value.enumerated.item = 7;
446 strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
450 static int snd_ac97_get_mux(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
452 ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
455 val = snd_ac97_read_cache(ac97, AC97_REC_SEL);
456 ucontrol->value.enumerated.item[0] = (val >> 8) & 7;
457 ucontrol->value.enumerated.item[1] = (val >> 0) & 7;
461 static int snd_ac97_put_mux(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
463 ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
466 if (ucontrol->value.enumerated.item[0] > 7 ||
467 ucontrol->value.enumerated.item[1] > 7)
469 val = (ucontrol->value.enumerated.item[0] << 8) |
470 (ucontrol->value.enumerated.item[1] << 0);
471 return snd_ac97_update(ac97, AC97_REC_SEL, val);
474 #define AC97_ENUM_DOUBLE(xname, reg, shift, invert) \
475 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_ac97_info_enum_double, \
476 .get = snd_ac97_get_enum_double, .put = snd_ac97_put_enum_double, \
477 .private_value = reg | (shift << 8) | (invert << 24) }
479 static int snd_ac97_info_enum_double(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
481 static char *texts1[2] = { "pre 3D", "post 3D" };
482 static char *texts2[2] = { "Mix", "Mic" };
483 static char *texts3[2] = { "Mic1", "Mic2" };
485 int reg = kcontrol->private_value & 0xff;
486 int shift = (kcontrol->private_value >> 8) & 0xff;
489 case AC97_GENERAL_PURPOSE:
491 case 15: texts = texts1; break;
492 case 9: texts = texts2; break;
493 case 8: texts = texts3; break;
496 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
498 uinfo->value.enumerated.items = 2;
499 if (uinfo->value.enumerated.item > 1)
500 uinfo->value.enumerated.item = 1;
501 strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
505 static int snd_ac97_get_enum_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
507 ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
509 int reg = kcontrol->private_value & 0xff;
510 int shift = (kcontrol->private_value >> 8) & 0xff;
511 int invert = (kcontrol->private_value >> 24) & 0xff;
513 val = (snd_ac97_read_cache(ac97, reg) >> shift) & 1;
516 ucontrol->value.enumerated.item[0] = val;
520 static int snd_ac97_put_enum_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
522 ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
524 int reg = kcontrol->private_value & 0xff;
525 int shift = (kcontrol->private_value >> 8) & 0xff;
526 int invert = (kcontrol->private_value >> 24) & 0xff;
528 if (ucontrol->value.enumerated.item[0] > 1)
530 val = !!ucontrol->value.enumerated.item[0];
533 return snd_ac97_update_bits(ac97, reg, 1 << shift, val << shift);
536 int snd_ac97_info_single(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
538 int mask = (kcontrol->private_value >> 16) & 0xff;
540 uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
542 uinfo->value.integer.min = 0;
543 uinfo->value.integer.max = mask;
547 int snd_ac97_get_single(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
549 ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
550 int reg = kcontrol->private_value & 0xff;
551 int shift = (kcontrol->private_value >> 8) & 0xff;
552 int mask = (kcontrol->private_value >> 16) & 0xff;
553 int invert = (kcontrol->private_value >> 24) & 0x01;
555 ucontrol->value.integer.value[0] = (snd_ac97_read_cache(ac97, reg) >> shift) & mask;
557 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
561 int snd_ac97_put_single(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
563 ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
564 int reg = kcontrol->private_value & 0xff;
565 int shift = (kcontrol->private_value >> 8) & 0xff;
566 int mask = (kcontrol->private_value >> 16) & 0xff;
567 int invert = (kcontrol->private_value >> 24) & 0x01;
570 val = (ucontrol->value.integer.value[0] & mask);
573 return snd_ac97_update_bits(ac97, reg, mask << shift, val << shift);
576 #define AC97_DOUBLE(xname, reg, shift_left, shift_right, mask, invert) \
577 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), .info = snd_ac97_info_double, \
578 .get = snd_ac97_get_double, .put = snd_ac97_put_double, \
579 .private_value = (reg) | ((shift_left) << 8) | ((shift_right) << 12) | ((mask) << 16) | ((invert) << 24) }
581 static int snd_ac97_info_double(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
583 int mask = (kcontrol->private_value >> 16) & 0xff;
585 uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
587 uinfo->value.integer.min = 0;
588 uinfo->value.integer.max = mask;
592 static int snd_ac97_get_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
594 ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
595 int reg = kcontrol->private_value & 0xff;
596 int shift_left = (kcontrol->private_value >> 8) & 0x0f;
597 int shift_right = (kcontrol->private_value >> 12) & 0x0f;
598 int mask = (kcontrol->private_value >> 16) & 0xff;
599 int invert = (kcontrol->private_value >> 24) & 0xff;
601 spin_lock(&ac97->reg_lock);
602 ucontrol->value.integer.value[0] = (snd_ac97_read_cache(ac97, reg) >> shift_left) & mask;
603 ucontrol->value.integer.value[1] = (snd_ac97_read_cache(ac97, reg) >> shift_right) & mask;
604 spin_unlock(&ac97->reg_lock);
606 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
607 ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1];
612 static int snd_ac97_put_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
614 ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
615 int reg = kcontrol->private_value & 0xff;
616 int shift_left = (kcontrol->private_value >> 8) & 0x0f;
617 int shift_right = (kcontrol->private_value >> 12) & 0x0f;
618 int mask = (kcontrol->private_value >> 16) & 0xff;
619 int invert = (kcontrol->private_value >> 24) & 0xff;
620 unsigned short val1, val2;
622 val1 = ucontrol->value.integer.value[0] & mask;
623 val2 = ucontrol->value.integer.value[1] & mask;
628 return snd_ac97_update_bits(ac97, reg,
629 (mask << shift_left) | (mask << shift_right),
630 (val1 << shift_left) | (val2 << shift_right));
633 int snd_ac97_getput_page(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol,
634 int (*func)(snd_kcontrol_t *, snd_ctl_elem_value_t *))
636 ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
637 int reg = kcontrol->private_value & 0xff;
640 if ((ac97->ext_id & AC97_EI_REV_MASK) >= AC97_EI_REV_23 &&
641 (reg >= 0x60 && reg < 0x70)) {
642 unsigned short page_save;
643 unsigned short page = (kcontrol->private_value >> 25) & 0x0f;
644 down(&ac97->mutex); /* lock paging */
645 page_save = snd_ac97_read(ac97, AC97_INT_PAGING) & AC97_PAGE_MASK;
646 snd_ac97_update_bits(ac97, AC97_INT_PAGING, AC97_PAGE_MASK, page);
647 err = func(kcontrol, ucontrol);
648 snd_ac97_update_bits(ac97, AC97_INT_PAGING, AC97_PAGE_MASK, page_save);
649 up(&ac97->mutex); /* unlock paging */
651 err = func(kcontrol, ucontrol);
655 /* for rev2.3 paging */
656 int snd_ac97_page_get_single(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
658 return snd_ac97_getput_page(kcontrol, ucontrol, snd_ac97_get_single);
661 /* for rev2.3 paging */
662 int snd_ac97_page_put_single(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
664 return snd_ac97_getput_page(kcontrol, ucontrol, snd_ac97_put_single);
667 static const snd_kcontrol_new_t snd_ac97_controls_master_mono[2] = {
668 AC97_SINGLE("Master Mono Playback Switch", AC97_MASTER_MONO, 15, 1, 1),
669 AC97_SINGLE("Master Mono Playback Volume", AC97_MASTER_MONO, 0, 31, 1)
672 static const snd_kcontrol_new_t snd_ac97_controls_tone[2] = {
673 AC97_SINGLE("Tone Control - Bass", AC97_MASTER_TONE, 8, 15, 1),
674 AC97_SINGLE("Tone Control - Treble", AC97_MASTER_TONE, 0, 15, 1)
677 static const snd_kcontrol_new_t snd_ac97_controls_pc_beep[2] = {
678 AC97_SINGLE("PC Speaker Playback Switch", AC97_PC_BEEP, 15, 1, 1),
679 AC97_SINGLE("PC Speaker Playback Volume", AC97_PC_BEEP, 1, 15, 1)
682 static const snd_kcontrol_new_t snd_ac97_controls_phone[2] = {
683 AC97_SINGLE("Phone Playback Switch", AC97_PHONE, 15, 1, 1),
684 AC97_SINGLE("Phone Playback Volume", AC97_PHONE, 0, 15, 1)
687 static const snd_kcontrol_new_t snd_ac97_controls_mic[3] = {
688 AC97_SINGLE("Mic Playback Switch", AC97_MIC, 15, 1, 1),
689 AC97_SINGLE("Mic Playback Volume", AC97_MIC, 0, 15, 1),
690 AC97_SINGLE("Mic Boost (+20dB)", AC97_MIC, 6, 1, 0)
693 static const snd_kcontrol_new_t snd_ac97_control_capture_src = {
694 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
695 .name = "Capture Source",
696 .info = snd_ac97_info_mux,
697 .get = snd_ac97_get_mux,
698 .put = snd_ac97_put_mux,
701 static const snd_kcontrol_new_t snd_ac97_control_capture_vol =
702 AC97_DOUBLE("Capture Volume", AC97_REC_GAIN, 8, 0, 15, 0);
704 static const snd_kcontrol_new_t snd_ac97_controls_mic_capture[2] = {
705 AC97_SINGLE("Mic Capture Switch", AC97_REC_GAIN_MIC, 15, 1, 1),
706 AC97_SINGLE("Mic Capture Volume", AC97_REC_GAIN_MIC, 0, 15, 0)
710 AC97_GENERAL_PCM_OUT = 0,
711 AC97_GENERAL_STEREO_ENHANCEMENT,
713 AC97_GENERAL_LOUDNESS,
716 AC97_GENERAL_LOOPBACK
717 } ac97_general_index_t;
719 static const snd_kcontrol_new_t snd_ac97_controls_general[7] = {
720 AC97_ENUM_DOUBLE("PCM Out Path & Mute", AC97_GENERAL_PURPOSE, 15, 0),
721 AC97_SINGLE("Simulated Stereo Enhancement", AC97_GENERAL_PURPOSE, 14, 1, 0),
722 AC97_SINGLE("3D Control - Switch", AC97_GENERAL_PURPOSE, 13, 1, 0),
723 AC97_SINGLE("Loudness (bass boost)", AC97_GENERAL_PURPOSE, 12, 1, 0),
724 AC97_ENUM_DOUBLE("Mono Output Select", AC97_GENERAL_PURPOSE, 9, 0),
725 AC97_ENUM_DOUBLE("Mic Select", AC97_GENERAL_PURPOSE, 8, 0),
726 AC97_SINGLE("ADC/DAC Loopback", AC97_GENERAL_PURPOSE, 7, 1, 0)
729 const snd_kcontrol_new_t snd_ac97_controls_3d[2] = {
730 AC97_SINGLE("3D Control - Center", AC97_3D_CONTROL, 8, 15, 0),
731 AC97_SINGLE("3D Control - Depth", AC97_3D_CONTROL, 0, 15, 0)
734 static const snd_kcontrol_new_t snd_ac97_controls_center[2] = {
735 AC97_SINGLE("Center Playback Switch", AC97_CENTER_LFE_MASTER, 7, 1, 1),
736 AC97_SINGLE("Center Playback Volume", AC97_CENTER_LFE_MASTER, 0, 31, 1)
739 static const snd_kcontrol_new_t snd_ac97_controls_lfe[2] = {
740 AC97_SINGLE("LFE Playback Switch", AC97_CENTER_LFE_MASTER, 15, 1, 1),
741 AC97_SINGLE("LFE Playback Volume", AC97_CENTER_LFE_MASTER, 8, 31, 1)
744 static const snd_kcontrol_new_t snd_ac97_controls_surround[2] = {
745 AC97_DOUBLE("Surround Playback Switch", AC97_SURROUND_MASTER, 15, 7, 1, 1),
746 AC97_DOUBLE("Surround Playback Volume", AC97_SURROUND_MASTER, 8, 0, 31, 1),
749 static const snd_kcontrol_new_t snd_ac97_control_eapd =
750 AC97_SINGLE("External Amplifier", AC97_POWERDOWN, 15, 1, 1);
752 static int snd_ac97_spdif_mask_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
754 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
759 static int snd_ac97_spdif_cmask_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t * ucontrol)
761 ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL |
762 IEC958_AES0_NONAUDIO |
763 IEC958_AES0_CON_EMPHASIS_5015 |
764 IEC958_AES0_CON_NOT_COPYRIGHT;
765 ucontrol->value.iec958.status[1] = IEC958_AES1_CON_CATEGORY |
766 IEC958_AES1_CON_ORIGINAL;
767 ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS;
771 static int snd_ac97_spdif_pmask_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t * ucontrol)
773 /* FIXME: AC'97 spec doesn't say which bits are used for what */
774 ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL |
775 IEC958_AES0_NONAUDIO |
777 IEC958_AES0_PRO_EMPHASIS_5015;
781 static int snd_ac97_spdif_default_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t * ucontrol)
783 ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
785 spin_lock(&ac97->reg_lock);
786 ucontrol->value.iec958.status[0] = ac97->spdif_status & 0xff;
787 ucontrol->value.iec958.status[1] = (ac97->spdif_status >> 8) & 0xff;
788 ucontrol->value.iec958.status[2] = (ac97->spdif_status >> 16) & 0xff;
789 ucontrol->value.iec958.status[3] = (ac97->spdif_status >> 24) & 0xff;
790 spin_unlock(&ac97->reg_lock);
794 static int snd_ac97_spdif_default_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t * ucontrol)
796 ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
797 unsigned int new = 0;
798 unsigned short val = 0;
801 spin_lock(&ac97->reg_lock);
802 new = val = ucontrol->value.iec958.status[0] & (IEC958_AES0_PROFESSIONAL|IEC958_AES0_NONAUDIO);
803 if (ucontrol->value.iec958.status[0] & IEC958_AES0_PROFESSIONAL) {
804 new |= ucontrol->value.iec958.status[0] & (IEC958_AES0_PRO_FS|IEC958_AES0_PRO_EMPHASIS_5015);
805 switch (new & IEC958_AES0_PRO_FS) {
806 case IEC958_AES0_PRO_FS_44100: val |= 0<<12; break;
807 case IEC958_AES0_PRO_FS_48000: val |= 2<<12; break;
808 case IEC958_AES0_PRO_FS_32000: val |= 3<<12; break;
809 default: val |= 1<<12; break;
811 if ((new & IEC958_AES0_PRO_EMPHASIS) == IEC958_AES0_PRO_EMPHASIS_5015)
814 new |= ucontrol->value.iec958.status[0] & (IEC958_AES0_CON_EMPHASIS_5015|IEC958_AES0_CON_NOT_COPYRIGHT);
815 new |= ((ucontrol->value.iec958.status[1] & (IEC958_AES1_CON_CATEGORY|IEC958_AES1_CON_ORIGINAL)) << 8);
816 new |= ((ucontrol->value.iec958.status[3] & IEC958_AES3_CON_FS) << 24);
817 if ((new & IEC958_AES0_CON_EMPHASIS) == IEC958_AES0_CON_EMPHASIS_5015)
819 if (!(new & IEC958_AES0_CON_NOT_COPYRIGHT))
821 val |= ((new >> 8) & 0xff) << 4; // category + original
822 switch ((new >> 24) & 0xff) {
823 case IEC958_AES3_CON_FS_44100: val |= 0<<12; break;
824 case IEC958_AES3_CON_FS_48000: val |= 2<<12; break;
825 case IEC958_AES3_CON_FS_32000: val |= 3<<12; break;
826 default: val |= 1<<12; break;
830 change = ac97->spdif_status != new;
831 ac97->spdif_status = new;
832 spin_unlock(&ac97->reg_lock);
834 if (ac97->flags & AC97_CS_SPDIF) {
835 int x = (val >> 12) & 0x03;
837 case 0: x = 1; break; // 44.1
838 case 2: x = 0; break; // 48.0
839 default: x = 0; break; // illegal.
841 change |= snd_ac97_update_bits(ac97, AC97_CSR_SPDIF, 0x3fff, ((val & 0xcfff) | (x << 12)));
842 } else if (ac97->flags & AC97_CX_SPDIF) {
844 v = new & (IEC958_AES0_CON_EMPHASIS_5015|IEC958_AES0_CON_NOT_COPYRIGHT) ? 0 : AC97_CXR_COPYRGT;
845 v |= new & IEC958_AES0_NONAUDIO ? AC97_CXR_SPDIF_AC3 : AC97_CXR_SPDIF_PCM;
846 change |= snd_ac97_update_bits(ac97, AC97_CXR_AUDIO_MISC,
847 AC97_CXR_SPDIF_MASK | AC97_CXR_COPYRGT,
850 unsigned short extst = snd_ac97_read_cache(ac97, AC97_EXTENDED_STATUS);
851 snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, 0); /* turn off */
853 change |= snd_ac97_update_bits(ac97, AC97_SPDIF, 0x3fff, val);
854 if (extst & AC97_EA_SPDIF) {
855 snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, AC97_EA_SPDIF); /* turn on again */
862 static int snd_ac97_put_spsa(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
864 ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
865 int reg = kcontrol->private_value & 0xff;
866 int shift = (kcontrol->private_value >> 8) & 0xff;
867 int mask = (kcontrol->private_value >> 16) & 0xff;
868 // int invert = (kcontrol->private_value >> 24) & 0xff;
869 unsigned short value, old, new;
871 value = (ucontrol->value.integer.value[0] & mask);
875 spin_lock(&ac97->reg_lock);
876 old = snd_ac97_read_cache(ac97, reg);
877 new = (old & ~mask) | value;
878 spin_unlock(&ac97->reg_lock);
882 unsigned short extst = snd_ac97_read_cache(ac97, AC97_EXTENDED_STATUS);
883 snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, 0); /* turn off */
884 change = snd_ac97_update_bits(ac97, reg, mask, value);
885 if (extst & AC97_EA_SPDIF)
886 snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, AC97_EA_SPDIF); /* turn on again */
892 const snd_kcontrol_new_t snd_ac97_controls_spdif[5] = {
894 .access = SNDRV_CTL_ELEM_ACCESS_READ,
895 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
896 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK),
897 .info = snd_ac97_spdif_mask_info,
898 .get = snd_ac97_spdif_cmask_get,
901 .access = SNDRV_CTL_ELEM_ACCESS_READ,
902 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
903 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PRO_MASK),
904 .info = snd_ac97_spdif_mask_info,
905 .get = snd_ac97_spdif_pmask_get,
908 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
909 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
910 .info = snd_ac97_spdif_mask_info,
911 .get = snd_ac97_spdif_default_get,
912 .put = snd_ac97_spdif_default_put,
915 AC97_SINGLE(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH),AC97_EXTENDED_STATUS, 2, 1, 0),
917 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
918 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,NONE) "AC97-SPSA",
919 .info = snd_ac97_info_single,
920 .get = snd_ac97_get_single,
921 .put = snd_ac97_put_spsa,
922 .private_value = AC97_SINGLE_VALUE(AC97_EXTENDED_STATUS, 4, 3, 0)
926 #define AD18XX_PCM_BITS(xname, codec, lshift, rshift, mask) \
927 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_ac97_ad18xx_pcm_info_bits, \
928 .get = snd_ac97_ad18xx_pcm_get_bits, .put = snd_ac97_ad18xx_pcm_put_bits, \
929 .private_value = (codec) | ((lshift) << 8) | ((rshift) << 12) | ((mask) << 16) }
931 static int snd_ac97_ad18xx_pcm_info_bits(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
933 ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
934 int mask = (kcontrol->private_value >> 16) & 0x0f;
935 int lshift = (kcontrol->private_value >> 8) & 0x0f;
936 int rshift = (kcontrol->private_value >> 12) & 0x0f;
938 uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
939 if (lshift != rshift && (ac97->flags & AC97_STEREO_MUTES))
943 uinfo->value.integer.min = 0;
944 uinfo->value.integer.max = mask;
948 static int snd_ac97_ad18xx_pcm_get_bits(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
950 ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
951 int codec = kcontrol->private_value & 3;
952 int lshift = (kcontrol->private_value >> 8) & 0x0f;
953 int rshift = (kcontrol->private_value >> 12) & 0x0f;
954 int mask = (kcontrol->private_value >> 16) & 0xff;
956 ucontrol->value.integer.value[0] = mask - ((ac97->spec.ad18xx.pcmreg[codec] >> lshift) & mask);
957 if (lshift != rshift && (ac97->flags & AC97_STEREO_MUTES))
958 ucontrol->value.integer.value[1] = mask - ((ac97->spec.ad18xx.pcmreg[codec] >> rshift) & mask);
962 static int snd_ac97_ad18xx_pcm_put_bits(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
964 ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
965 int codec = kcontrol->private_value & 3;
966 int lshift = (kcontrol->private_value >> 8) & 0x0f;
967 int rshift = (kcontrol->private_value >> 12) & 0x0f;
968 int mask = (kcontrol->private_value >> 16) & 0xff;
969 unsigned short val, valmask;
971 val = (mask - (ucontrol->value.integer.value[0] & mask)) << lshift;
972 valmask = mask << lshift;
973 if (lshift != rshift && (ac97->flags & AC97_STEREO_MUTES)) {
974 val |= (mask - (ucontrol->value.integer.value[1] & mask)) << rshift;
975 valmask |= mask << rshift;
977 return snd_ac97_ad18xx_update_pcm_bits(ac97, codec, valmask, val);
980 #define AD18XX_PCM_VOLUME(xname, codec) \
981 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_ac97_ad18xx_pcm_info_volume, \
982 .get = snd_ac97_ad18xx_pcm_get_volume, .put = snd_ac97_ad18xx_pcm_put_volume, \
983 .private_value = codec }
985 static int snd_ac97_ad18xx_pcm_info_volume(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
987 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
989 uinfo->value.integer.min = 0;
990 uinfo->value.integer.max = 31;
994 static int snd_ac97_ad18xx_pcm_get_volume(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
996 ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
997 int codec = kcontrol->private_value & 3;
999 spin_lock(&ac97->reg_lock);
1000 ucontrol->value.integer.value[0] = 31 - ((ac97->spec.ad18xx.pcmreg[codec] >> 0) & 31);
1001 ucontrol->value.integer.value[1] = 31 - ((ac97->spec.ad18xx.pcmreg[codec] >> 8) & 31);
1002 spin_unlock(&ac97->reg_lock);
1006 static int snd_ac97_ad18xx_pcm_put_volume(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
1008 ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
1009 int codec = kcontrol->private_value & 3;
1010 unsigned short val1, val2;
1012 val1 = 31 - (ucontrol->value.integer.value[0] & 31);
1013 val2 = 31 - (ucontrol->value.integer.value[1] & 31);
1014 return snd_ac97_ad18xx_update_pcm_bits(ac97, codec, 0x1f1f, (val1 << 8) | val2);
1017 static const snd_kcontrol_new_t snd_ac97_controls_ad18xx_pcm[2] = {
1018 AD18XX_PCM_BITS("PCM Playback Switch", 0, 15, 7, 1),
1019 AD18XX_PCM_VOLUME("PCM Playback Volume", 0)
1022 static const snd_kcontrol_new_t snd_ac97_controls_ad18xx_surround[2] = {
1023 AD18XX_PCM_BITS("Surround Playback Switch", 1, 15, 7, 1),
1024 AD18XX_PCM_VOLUME("Surround Playback Volume", 1)
1027 static const snd_kcontrol_new_t snd_ac97_controls_ad18xx_center[2] = {
1028 AD18XX_PCM_BITS("Center Playback Switch", 2, 15, 15, 1),
1029 AD18XX_PCM_BITS("Center Playback Volume", 2, 8, 8, 31)
1032 static const snd_kcontrol_new_t snd_ac97_controls_ad18xx_lfe[2] = {
1033 AD18XX_PCM_BITS("LFE Playback Switch", 2, 7, 7, 1),
1034 AD18XX_PCM_BITS("LFE Playback Volume", 2, 0, 0, 31)
1041 static void snd_ac97_powerdown(ac97_t *ac97);
1043 static int snd_ac97_bus_free(ac97_bus_t *bus)
1046 snd_ac97_bus_proc_done(bus);
1049 if (bus->private_free)
1050 bus->private_free(bus);
1056 static int snd_ac97_bus_dev_free(snd_device_t *device)
1058 ac97_bus_t *bus = device->device_data;
1059 return snd_ac97_bus_free(bus);
1062 static int snd_ac97_free(ac97_t *ac97)
1065 snd_ac97_proc_done(ac97);
1067 ac97->bus->codec[ac97->num] = NULL;
1068 if (ac97->bus->shared_type) {
1069 down(&shared_codec_mutex);
1070 shared_codec[ac97->bus->shared_type-1][ac97->num] = NULL;
1071 up(&shared_codec_mutex);
1074 if (ac97->private_free)
1075 ac97->private_free(ac97);
1081 static int snd_ac97_dev_free(snd_device_t *device)
1083 ac97_t *ac97 = device->device_data;
1084 snd_ac97_powerdown(ac97); /* for avoiding click noises during shut down */
1085 return snd_ac97_free(ac97);
1088 static int snd_ac97_try_volume_mix(ac97_t * ac97, int reg)
1090 unsigned short val, mask = 0x8000;
1092 if (! snd_ac97_valid_reg(ac97, reg))
1096 case AC97_MASTER_TONE:
1097 return ac97->caps & 0x04 ? 1 : 0;
1098 case AC97_HEADPHONE:
1099 return ac97->caps & 0x10 ? 1 : 0;
1100 case AC97_REC_GAIN_MIC:
1101 return ac97->caps & 0x01 ? 1 : 0;
1102 case AC97_3D_CONTROL:
1103 if (ac97->caps & 0x7c00) {
1104 val = snd_ac97_read(ac97, reg);
1105 /* if nonzero - fixed and we can't set it */
1109 case AC97_CENTER_LFE_MASTER: /* center */
1110 if ((ac97->ext_id & AC97_EI_CDAC) == 0)
1113 case AC97_CENTER_LFE_MASTER+1: /* lfe */
1114 if ((ac97->ext_id & AC97_EI_LDAC) == 0)
1116 reg = AC97_CENTER_LFE_MASTER;
1119 case AC97_SURROUND_MASTER:
1120 if ((ac97->ext_id & AC97_EI_SDAC) == 0)
1125 if (ac97->limited_regs && test_bit(reg, ac97->reg_accessed))
1126 return 1; /* allow without check */
1128 val = snd_ac97_read(ac97, reg);
1129 if (!(val & mask)) {
1130 /* nothing seems to be here - mute flag is not set */
1131 /* try another test */
1132 snd_ac97_write_cache(ac97, reg, val | mask);
1133 val = snd_ac97_read(ac97, reg);
1135 return 0; /* nothing here */
1137 return 1; /* success, useable */
1140 int snd_ac97_try_bit(ac97_t * ac97, int reg, int bit)
1142 unsigned short mask, val, orig, res;
1145 orig = snd_ac97_read(ac97, reg);
1147 snd_ac97_write(ac97, reg, val);
1148 res = snd_ac97_read(ac97, reg);
1149 snd_ac97_write_cache(ac97, reg, orig);
1153 static void snd_ac97_change_volume_params1(ac97_t * ac97, int reg, unsigned char *max)
1155 unsigned short val, val1;
1158 val = 0x8000 | 0x0020;
1159 snd_ac97_write(ac97, reg, val);
1160 val1 = snd_ac97_read(ac97, reg);
1164 /* reset volume to zero */
1165 snd_ac97_write_cache(ac97, reg, 0x8000);
1168 /* check the volume resolution of center/lfe */
1169 static void snd_ac97_change_volume_params2(ac97_t * ac97, int reg, int shift, unsigned char *max)
1171 unsigned short val, val1;
1174 val = 0x8080 | (0x20 << shift);
1175 snd_ac97_write(ac97, reg, val);
1176 val1 = snd_ac97_read(ac97, reg);
1180 /* reset volume to zero */
1181 snd_ac97_write_cache(ac97, reg, 0x8080);
1184 /* check whether the volume resolution is 4 or 5 bits */
1185 static void snd_ac97_change_volume_params3(ac97_t * ac97, int reg, unsigned char *max)
1187 unsigned short val, val1;
1190 val = 0x8000 | 0x0010;
1191 snd_ac97_write(ac97, reg, val);
1192 val1 = snd_ac97_read(ac97, reg);
1196 /* reset volume to zero */
1197 snd_ac97_write_cache(ac97, reg, 0x8000);
1200 /* check whether the volume is mono or stereo */
1201 static int snd_ac97_is_stereo_vol(ac97_t *ac97, int reg)
1203 unsigned short val, val1, val2;
1204 val = snd_ac97_read(ac97, reg);
1205 val1 = val | 0x8000 | (0x01 << 8);
1206 snd_ac97_write(ac97, reg, val1);
1207 val2 = snd_ac97_read(ac97, reg);
1208 snd_ac97_write(ac97, reg, val); /* restore */
1209 return val1 == val2;
1212 static inline int printable(unsigned int x)
1215 if (x < ' ' || x >= 0x71) {
1217 return x - 0x71 + 'A';
1223 snd_kcontrol_t *snd_ac97_cnew(const snd_kcontrol_new_t *_template, ac97_t * ac97)
1225 snd_kcontrol_new_t template;
1226 memcpy(&template, _template, sizeof(template));
1227 snd_runtime_check(!template.index, return NULL);
1228 template.index = ac97->num;
1229 return snd_ctl_new1(&template, ac97);
1233 * create mute switch(es) for normal stereo controls
1235 static int snd_ac97_cmute_new(snd_card_t *card, char *name, int reg, ac97_t *ac97)
1237 snd_kcontrol_t *kctl;
1240 if (! snd_ac97_valid_reg(ac97, reg))
1243 if (ac97->flags & AC97_STEREO_MUTES) {
1244 /* check whether both mute bits work */
1245 unsigned short val, val1;
1246 val = snd_ac97_read(ac97, reg);
1247 val1 = val | 0x8080;
1248 snd_ac97_write(ac97, reg, val1);
1249 if (val1 == snd_ac97_read(ac97, reg))
1251 snd_ac97_write(ac97, reg, val);
1254 snd_kcontrol_new_t tmp = AC97_DOUBLE(name, reg, 15, 7, 1, 1);
1255 tmp.index = ac97->num;
1256 kctl = snd_ctl_new1(&tmp, ac97);
1258 snd_kcontrol_new_t tmp = AC97_SINGLE(name, reg, 15, 1, 1);
1259 tmp.index = ac97->num;
1260 kctl = snd_ctl_new1(&tmp, ac97);
1262 return snd_ctl_add(card, kctl);
1266 * create volumes for normal stereo controls
1268 static int snd_ac97_cvol_new(snd_card_t *card, char *name, int reg, unsigned int max, ac97_t *ac97)
1271 snd_kcontrol_new_t tmp = AC97_DOUBLE(name, reg, 8, 0, (unsigned int)max, 1);
1272 tmp.index = ac97->num;
1274 if (! snd_ac97_valid_reg(ac97, reg))
1276 if ((err = snd_ctl_add(card, snd_ctl_new1(&tmp, ac97))) < 0)
1278 snd_ac97_write_cache(ac97, reg,
1279 ((ac97->flags & AC97_STEREO_MUTES) ? 0x8080 : 0x8000) |
1280 (unsigned short)max | ((unsigned short)max << 8));
1285 * create mute-switch and volumes for normal stereo controls
1287 static int snd_ac97_cmix_new(snd_card_t *card, const char *pfx, int reg, int check_res, ac97_t *ac97)
1293 if (! snd_ac97_valid_reg(ac97, reg))
1296 sprintf(name, "%s Switch", pfx);
1297 if ((err = snd_ac97_cmute_new(card, name, reg, ac97)) < 0)
1299 sprintf(name, "%s Volume", pfx);
1301 snd_ac97_change_volume_params1(ac97, reg, &max);
1303 max = 31; /* 5bit */
1304 if ((err = snd_ac97_cvol_new(card, name, reg, max, ac97)) < 0)
1310 static unsigned int snd_ac97_determine_spdif_rates(ac97_t *ac97);
1312 static int snd_ac97_mixer_build(ac97_t * ac97)
1314 snd_card_t *card = ac97->bus->card;
1315 snd_kcontrol_t *kctl;
1320 /* build master controls */
1321 /* AD claims to remove this control from AD1887, although spec v2.2 does not allow this */
1322 if (snd_ac97_try_volume_mix(ac97, AC97_MASTER)) {
1323 if ((err = snd_ac97_cmix_new(card, "Master Playback", AC97_MASTER, 1, ac97)) < 0)
1327 ac97->regs[AC97_CENTER_LFE_MASTER] = 0x8080;
1329 /* build center controls */
1330 if (snd_ac97_try_volume_mix(ac97, AC97_CENTER_LFE_MASTER)) {
1331 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_center[0], ac97))) < 0)
1333 if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_center[1], ac97))) < 0)
1335 snd_ac97_change_volume_params2(ac97, AC97_CENTER_LFE_MASTER, 0, &max);
1336 kctl->private_value &= ~(0xff << 16);
1337 kctl->private_value |= (int)max << 16;
1338 snd_ac97_write_cache(ac97, AC97_CENTER_LFE_MASTER, ac97->regs[AC97_CENTER_LFE_MASTER] | max);
1341 /* build LFE controls */
1342 if (snd_ac97_try_volume_mix(ac97, AC97_CENTER_LFE_MASTER+1)) {
1343 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_lfe[0], ac97))) < 0)
1345 if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_lfe[1], ac97))) < 0)
1347 snd_ac97_change_volume_params2(ac97, AC97_CENTER_LFE_MASTER, 8, &max);
1348 kctl->private_value &= ~(0xff << 16);
1349 kctl->private_value |= (int)max << 16;
1350 snd_ac97_write_cache(ac97, AC97_CENTER_LFE_MASTER, ac97->regs[AC97_CENTER_LFE_MASTER] | max << 8);
1353 /* build surround controls */
1354 if (snd_ac97_try_volume_mix(ac97, AC97_SURROUND_MASTER)) {
1355 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_surround[0], ac97))) < 0)
1357 if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_surround[1], ac97))) < 0)
1359 snd_ac97_change_volume_params2(ac97, AC97_SURROUND_MASTER, 0, &max);
1360 kctl->private_value &= ~(0xff << 16);
1361 kctl->private_value |= (int)max << 16;
1362 snd_ac97_write_cache(ac97, AC97_SURROUND_MASTER, 0x8080 | max | (max << 8));
1365 /* build headphone controls */
1366 if (snd_ac97_try_volume_mix(ac97, AC97_HEADPHONE)) {
1367 if ((err = snd_ac97_cmix_new(card, "Headphone Playback", AC97_HEADPHONE, 1, ac97)) < 0)
1371 /* build master mono controls */
1372 if (snd_ac97_try_volume_mix(ac97, AC97_MASTER_MONO)) {
1373 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_master_mono[0], ac97))) < 0)
1375 if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_master_mono[1], ac97))) < 0)
1377 snd_ac97_change_volume_params1(ac97, AC97_MASTER_MONO, &max);
1378 kctl->private_value &= ~(0xff << 16);
1379 kctl->private_value |= (int)max << 16;
1380 snd_ac97_write_cache(ac97, AC97_MASTER_MONO, 0x8000 | max);
1383 /* build master tone controls */
1384 if (snd_ac97_try_volume_mix(ac97, AC97_MASTER_TONE)) {
1385 for (idx = 0; idx < 2; idx++) {
1386 if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_tone[idx], ac97))) < 0)
1388 if (ac97->id == AC97_ID_YMF753) {
1389 kctl->private_value &= ~(0xff << 16);
1390 kctl->private_value |= 7 << 16;
1393 snd_ac97_write_cache(ac97, AC97_MASTER_TONE, 0x0f0f);
1396 /* build PC Speaker controls */
1397 if ((ac97->flags & AC97_HAS_PC_BEEP) ||
1398 snd_ac97_try_volume_mix(ac97, AC97_PC_BEEP)) {
1399 for (idx = 0; idx < 2; idx++)
1400 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_pc_beep[idx], ac97))) < 0)
1402 snd_ac97_write_cache(ac97, AC97_PC_BEEP,
1403 snd_ac97_read(ac97, AC97_PC_BEEP) | 0x801e);
1406 /* build Phone controls */
1407 if (snd_ac97_try_volume_mix(ac97, AC97_PHONE)) {
1408 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_phone[0], ac97))) < 0)
1410 if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_phone[1], ac97))) < 0)
1412 snd_ac97_change_volume_params3(ac97, AC97_PHONE, &max);
1413 kctl->private_value &= ~(0xff << 16);
1414 kctl->private_value |= (int)max << 16;
1415 snd_ac97_write_cache(ac97, AC97_PHONE, 0x8000 | max);
1418 /* build MIC controls */
1419 snd_ac97_change_volume_params3(ac97, AC97_MIC, &max);
1420 if (snd_ac97_is_stereo_vol(ac97, AC97_MIC)) {
1421 /* build stereo mic */
1422 if ((err = snd_ac97_cmute_new(card, "Mic Playback Switch", AC97_MIC, ac97)) < 0)
1424 if ((err = snd_ac97_cvol_new(card, "Mic Playback Volume", AC97_MIC, max, ac97)) < 0)
1426 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_mic[2], ac97))) < 0)
1429 /* build mono mic */
1430 for (idx = 0; idx < 3; idx++) {
1431 if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_mic[idx], ac97))) < 0)
1433 if (idx == 1) { // volume
1434 kctl->private_value &= ~(0xff << 16);
1435 kctl->private_value |= (int)max << 16;
1438 snd_ac97_write_cache(ac97, AC97_MIC, 0x8000 | max);
1441 /* build Line controls */
1442 if ((err = snd_ac97_cmix_new(card, "Line Playback", AC97_LINE, 0, ac97)) < 0)
1445 /* build CD controls */
1446 if ((err = snd_ac97_cmix_new(card, "CD Playback", AC97_CD, 0, ac97)) < 0)
1449 /* build Video controls */
1450 if (snd_ac97_try_volume_mix(ac97, AC97_VIDEO)) {
1451 if ((err = snd_ac97_cmix_new(card, "Video Playback", AC97_VIDEO, 0, ac97)) < 0)
1455 /* build Aux controls */
1456 if (snd_ac97_try_volume_mix(ac97, AC97_AUX)) {
1457 if ((err = snd_ac97_cmix_new(card, "Aux Playback", AC97_AUX, 0, ac97)) < 0)
1461 /* build PCM controls */
1462 if (ac97->flags & AC97_AD_MULTI) {
1463 unsigned short init_val;
1464 if (ac97->flags & AC97_STEREO_MUTES)
1468 for (idx = 0; idx < 2; idx++)
1469 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_ad18xx_pcm[idx], ac97))) < 0)
1471 ac97->spec.ad18xx.pcmreg[0] = init_val;
1472 if (ac97->scaps & AC97_SCAP_SURROUND_DAC) {
1473 for (idx = 0; idx < 2; idx++)
1474 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_ad18xx_surround[idx], ac97))) < 0)
1476 ac97->spec.ad18xx.pcmreg[1] = init_val;
1478 if (ac97->scaps & AC97_SCAP_CENTER_LFE_DAC) {
1479 for (idx = 0; idx < 2; idx++)
1480 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_ad18xx_center[idx], ac97))) < 0)
1482 for (idx = 0; idx < 2; idx++)
1483 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_ad18xx_lfe[idx], ac97))) < 0)
1485 ac97->spec.ad18xx.pcmreg[2] = init_val;
1487 snd_ac97_write_cache(ac97, AC97_PCM, init_val);
1489 if ((err = snd_ac97_cmute_new(card, "PCM Playback Switch", AC97_PCM, ac97)) < 0)
1491 /* FIXME: C-Media chips have no PCM volume!! */
1492 if (ac97->id == AC97_ID_CM9739)
1493 snd_ac97_write_cache(ac97, AC97_PCM, 0x9f1f);
1495 if ((err = snd_ac97_cvol_new(card, "PCM Playback Volume", AC97_PCM, 31, ac97)) < 0)
1500 /* build Capture controls */
1501 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_control_capture_src, ac97))) < 0)
1503 if (snd_ac97_try_bit(ac97, AC97_REC_GAIN, 15)) {
1504 if ((err = snd_ac97_cmute_new(card, "Capture Switch", AC97_REC_GAIN, ac97)) < 0)
1507 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_control_capture_vol, ac97))) < 0)
1509 snd_ac97_write_cache(ac97, AC97_REC_SEL, 0x0000);
1510 snd_ac97_write_cache(ac97, AC97_REC_GAIN, 0x0000);
1512 /* build MIC Capture controls */
1513 if (snd_ac97_try_volume_mix(ac97, AC97_REC_GAIN_MIC)) {
1514 for (idx = 0; idx < 2; idx++)
1515 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_mic_capture[idx], ac97))) < 0)
1517 snd_ac97_write_cache(ac97, AC97_REC_GAIN_MIC, 0x0000);
1520 /* build PCM out path & mute control */
1521 if (snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 15)) {
1522 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_PCM_OUT], ac97))) < 0)
1526 /* build Simulated Stereo Enhancement control */
1527 if (ac97->caps & 0x0008) {
1528 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_STEREO_ENHANCEMENT], ac97))) < 0)
1532 /* build 3D Stereo Enhancement control */
1533 if (snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 13)) {
1534 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_3D], ac97))) < 0)
1538 /* build Loudness control */
1539 if (ac97->caps & 0x0020) {
1540 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_LOUDNESS], ac97))) < 0)
1544 /* build Mono output select control */
1545 if (snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 9)) {
1546 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_MONO], ac97))) < 0)
1550 /* build Mic select control */
1551 if (snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 8)) {
1552 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_MIC], ac97))) < 0)
1556 /* build ADC/DAC loopback control */
1557 if (enable_loopback && snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 7)) {
1558 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_LOOPBACK], ac97))) < 0)
1562 snd_ac97_write_cache(ac97, AC97_GENERAL_PURPOSE, 0x0000);
1564 /* build 3D controls */
1565 if (ac97->build_ops && ac97->build_ops->build_3d) {
1566 ac97->build_ops->build_3d(ac97);
1568 if (snd_ac97_try_volume_mix(ac97, AC97_3D_CONTROL)) {
1571 snd_ac97_write(ac97, AC97_3D_CONTROL, val);
1572 val = snd_ac97_read(ac97, AC97_3D_CONTROL);
1573 val = val == 0x0606;
1574 if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_3d[0], ac97))) < 0)
1577 kctl->private_value = AC97_3D_CONTROL | (9 << 8) | (7 << 16);
1578 if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_3d[1], ac97))) < 0)
1581 kctl->private_value = AC97_3D_CONTROL | (1 << 8) | (7 << 16);
1582 snd_ac97_write_cache(ac97, AC97_3D_CONTROL, 0x0000);
1586 /* build S/PDIF controls */
1587 if (ac97->ext_id & AC97_EI_SPDIF) {
1588 if (ac97->build_ops && ac97->build_ops->build_spdif) {
1589 if ((err = ac97->build_ops->build_spdif(ac97)) < 0)
1592 for (idx = 0; idx < 5; idx++)
1593 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_spdif[idx], ac97))) < 0)
1595 if (ac97->build_ops && ac97->build_ops->build_post_spdif) {
1596 if ((err = ac97->build_ops->build_post_spdif(ac97)) < 0)
1599 /* set default PCM S/PDIF params */
1600 /* consumer,PCM audio,no copyright,no preemphasis,PCM coder,original,48000Hz */
1601 snd_ac97_write_cache(ac97, AC97_SPDIF, 0x2a20);
1602 ac97->rates[AC97_RATES_SPDIF] = snd_ac97_determine_spdif_rates(ac97);
1604 ac97->spdif_status = SNDRV_PCM_DEFAULT_CON_SPDIF;
1607 /* build chip specific controls */
1608 if (ac97->build_ops && ac97->build_ops->build_specific)
1609 if ((err = ac97->build_ops->build_specific(ac97)) < 0)
1612 if (snd_ac97_try_bit(ac97, AC97_POWERDOWN, 15)) {
1613 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_control_eapd, ac97))) < 0)
1620 static int snd_ac97_modem_build(snd_card_t * card, ac97_t * ac97)
1623 //printk("AC97_GPIO_CFG = %x\n",snd_ac97_read(ac97,AC97_GPIO_CFG));
1624 snd_ac97_write(ac97, AC97_GPIO_CFG, 0xffff & ~(AC97_GPIO_LINE1_OH));
1625 snd_ac97_write(ac97, AC97_GPIO_POLARITY, 0xffff & ~(AC97_GPIO_LINE1_OH));
1626 snd_ac97_write(ac97, AC97_GPIO_STICKY, 0xffff);
1627 snd_ac97_write(ac97, AC97_GPIO_WAKEUP, 0x0);
1628 snd_ac97_write(ac97, AC97_MISC_AFE, 0x0);
1632 static int snd_ac97_test_rate(ac97_t *ac97, int reg, int shadow_reg, int rate)
1637 tmp = ((unsigned int)rate * ac97->bus->clock) / 48000;
1638 snd_ac97_write_cache(ac97, reg, tmp & 0xffff);
1640 snd_ac97_write_cache(ac97, shadow_reg, tmp & 0xffff);
1641 val = snd_ac97_read(ac97, reg);
1642 return val == (tmp & 0xffff);
1645 static void snd_ac97_determine_rates(ac97_t *ac97, int reg, int shadow_reg, unsigned int *r_result)
1647 unsigned int result = 0;
1649 /* test a non-standard rate */
1650 if (snd_ac97_test_rate(ac97, reg, shadow_reg, 11000))
1651 result |= SNDRV_PCM_RATE_CONTINUOUS;
1652 /* let's try to obtain standard rates */
1653 if (snd_ac97_test_rate(ac97, reg, shadow_reg, 8000))
1654 result |= SNDRV_PCM_RATE_8000;
1655 if (snd_ac97_test_rate(ac97, reg, shadow_reg, 11025))
1656 result |= SNDRV_PCM_RATE_11025;
1657 if (snd_ac97_test_rate(ac97, reg, shadow_reg, 16000))
1658 result |= SNDRV_PCM_RATE_16000;
1659 if (snd_ac97_test_rate(ac97, reg, shadow_reg, 22050))
1660 result |= SNDRV_PCM_RATE_22050;
1661 if (snd_ac97_test_rate(ac97, reg, shadow_reg, 32000))
1662 result |= SNDRV_PCM_RATE_32000;
1663 if (snd_ac97_test_rate(ac97, reg, shadow_reg, 44100))
1664 result |= SNDRV_PCM_RATE_44100;
1665 if (snd_ac97_test_rate(ac97, reg, shadow_reg, 48000))
1666 result |= SNDRV_PCM_RATE_48000;
1670 /* check AC97_SPDIF register to accept which sample rates */
1671 static unsigned int snd_ac97_determine_spdif_rates(ac97_t *ac97)
1673 unsigned int result = 0;
1675 static unsigned short ctl_bits[] = {
1676 AC97_SC_SPSR_44K, AC97_SC_SPSR_32K, AC97_SC_SPSR_48K
1678 static unsigned int rate_bits[] = {
1679 SNDRV_PCM_RATE_44100, SNDRV_PCM_RATE_32000, SNDRV_PCM_RATE_48000
1682 for (i = 0; i < (int)ARRAY_SIZE(ctl_bits); i++) {
1683 snd_ac97_update_bits(ac97, AC97_SPDIF, AC97_SC_SPSR_MASK, ctl_bits[i]);
1684 if ((snd_ac97_read(ac97, AC97_SPDIF) & AC97_SC_SPSR_MASK) == ctl_bits[i])
1685 result |= rate_bits[i];
1690 void snd_ac97_get_name(ac97_t *ac97, unsigned int id, char *name, int modem)
1692 const ac97_codec_id_t *pid;
1694 sprintf(name, "0x%x %c%c%c", id,
1695 printable(id >> 24),
1696 printable(id >> 16),
1697 printable(id >> 8));
1698 for (pid = snd_ac97_codec_id_vendors; pid->id; pid++)
1699 if (pid->id == (id & pid->mask)) {
1700 strcpy(name, pid->name);
1702 if (!modem && pid->patch)
1704 else if (modem && pid->mpatch)
1712 for (pid = snd_ac97_codec_ids; pid->id; pid++)
1713 if (pid->id == (id & pid->mask)) {
1715 strcat(name, pid->name);
1716 if (pid->mask != 0xffffffff)
1717 sprintf(name + strlen(name), " rev %d", id & ~pid->mask);
1719 if (!modem && pid->patch)
1721 else if (modem && pid->mpatch)
1726 sprintf(name + strlen(name), " id %x", id & 0xff);
1730 /* wait for a while until registers are accessible after RESET
1731 * return 0 if ok, negative not ready
1733 static int ac97_reset_wait(ac97_t *ac97, int timeout, int with_modem)
1735 unsigned long end_time;
1736 end_time = jiffies + timeout;
1738 unsigned short ext_mid;
1740 /* use preliminary reads to settle the communication */
1741 snd_ac97_read(ac97, AC97_RESET);
1742 snd_ac97_read(ac97, AC97_VENDOR_ID1);
1743 snd_ac97_read(ac97, AC97_VENDOR_ID2);
1746 ext_mid = snd_ac97_read(ac97, AC97_EXTENDED_MID);
1747 if (ext_mid != 0xffff && (ext_mid & 1) != 0)
1750 /* because the PCM or MASTER volume registers can be modified,
1751 * the REC_GAIN register is used for tests
1753 /* test if we can write to the record gain volume register */
1754 snd_ac97_write_cache(ac97, AC97_REC_GAIN, 0x8a05);
1755 if ((snd_ac97_read(ac97, AC97_REC_GAIN) & 0x7fff) == 0x0a05)
1757 set_current_state(TASK_UNINTERRUPTIBLE);
1758 schedule_timeout(1);
1759 } while (time_after_eq(end_time, jiffies));
1764 * snd_ac97_bus - create an AC97 bus component
1765 * @card: the card instance
1766 * @num: the bus number
1767 * @ops: the bus callbacks table
1768 * @private_data: private data pointer for the new instance
1769 * @rbus: the pointer to store the new AC97 bus instance.
1771 * Creates an AC97 bus component. An ac97_bus_t instance is newly
1772 * allocated and initialized.
1774 * The ops table must include valid callbacks (at least read and
1775 * write). The other callbacks, wait and reset, are not mandatory.
1777 * The clock is set to 48000. If another clock is needed, set
1778 * (*rbus)->clock manually.
1780 * The AC97 bus instance is registered as a low-level device, so you don't
1781 * have to release it manually.
1783 * Returns zero if successful, or a negative error code on failure.
1785 int snd_ac97_bus(snd_card_t *card, int num, ac97_bus_ops_t *ops,
1786 void *private_data, ac97_bus_t **rbus)
1790 static snd_device_ops_t dev_ops = {
1791 .dev_free = snd_ac97_bus_dev_free,
1794 snd_assert(card != NULL, return -EINVAL);
1795 snd_assert(rbus != NULL, return -EINVAL);
1796 bus = kcalloc(1, sizeof(*bus), GFP_KERNEL);
1802 bus->private_data = private_data;
1804 spin_lock_init(&bus->bus_lock);
1805 snd_ac97_bus_proc_init(bus);
1806 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, bus, &dev_ops)) < 0) {
1807 snd_ac97_bus_free(bus);
1815 * snd_ac97_mixer - create an Codec97 component
1816 * @bus: the AC97 bus which codec is attached to
1817 * @template: the template of ac97, including index, callbacks and
1819 * @rac97: the pointer to store the new ac97 instance.
1821 * Creates an Codec97 component. An ac97_t instance is newly
1822 * allocated and initialized from the template. The codec
1823 * is then initialized by the standard procedure.
1825 * The template must include the codec number (num) and address (addr),
1826 * and the private data (private_data).
1828 * The ac97 instance is registered as a low-level device, so you don't
1829 * have to release it manually.
1831 * Returns zero if successful, or a negative error code on failure.
1833 int snd_ac97_mixer(ac97_bus_t *bus, ac97_template_t *template, ac97_t **rac97)
1839 unsigned long end_time;
1841 static snd_device_ops_t ops = {
1842 .dev_free = snd_ac97_dev_free,
1845 snd_assert(rac97 != NULL, return -EINVAL);
1847 snd_assert(bus != NULL && template != NULL, return -EINVAL);
1848 snd_assert(template->num < 4 && bus->codec[template->num] == NULL, return -EINVAL);
1850 snd_assert(bus->shared_type <= AC97_SHARED_TYPES, return -EINVAL);
1851 if (bus->shared_type) {
1852 /* already shared? */
1853 down(&shared_codec_mutex);
1854 ac97 = shared_codec[bus->shared_type-1][template->num];
1856 if ((ac97_is_audio(ac97) && (template->scaps & AC97_SCAP_SKIP_AUDIO)) ||
1857 (ac97_is_modem(ac97) && (template->scaps & AC97_SCAP_SKIP_MODEM))) {
1858 up(&shared_codec_mutex);
1859 return -EACCES; /* skip this */
1862 up(&shared_codec_mutex);
1866 ac97 = kcalloc(1, sizeof(*ac97), GFP_KERNEL);
1869 ac97->private_data = template->private_data;
1870 ac97->private_free = template->private_free;
1872 ac97->pci = template->pci;
1873 ac97->num = template->num;
1874 ac97->addr = template->addr;
1875 ac97->scaps = template->scaps;
1876 ac97->limited_regs = template->limited_regs;
1877 memcpy(ac97->reg_accessed, template->reg_accessed, sizeof(ac97->reg_accessed));
1878 bus->codec[ac97->num] = ac97;
1879 spin_lock_init(&ac97->reg_lock);
1880 init_MUTEX(&ac97->mutex);
1883 pci_read_config_word(ac97->pci, PCI_SUBSYSTEM_VENDOR_ID, &ac97->subsystem_vendor);
1884 pci_read_config_word(ac97->pci, PCI_SUBSYSTEM_ID, &ac97->subsystem_device);
1886 if (bus->ops->reset) {
1887 bus->ops->reset(ac97);
1891 snd_ac97_write(ac97, AC97_RESET, 0); /* reset to defaults */
1893 bus->ops->wait(ac97);
1896 if (ac97->scaps & AC97_SCAP_SKIP_AUDIO)
1897 err = ac97_reset_wait(ac97, HZ/2, 1);
1899 err = ac97_reset_wait(ac97, HZ/2, 0);
1901 err = ac97_reset_wait(ac97, HZ/2, 1);
1904 snd_printk(KERN_WARNING "AC'97 %d does not respond - RESET\n", ac97->num);
1905 /* proceed anyway - it's often non-critical */
1909 ac97->id = snd_ac97_read(ac97, AC97_VENDOR_ID1) << 16;
1910 ac97->id |= snd_ac97_read(ac97, AC97_VENDOR_ID2);
1911 if (ac97->id == 0x00000000 || ac97->id == 0xffffffff) {
1912 snd_printk(KERN_ERR "AC'97 %d access is not valid [0x%x], removing mixer.\n", ac97->num, ac97->id);
1913 snd_ac97_free(ac97);
1917 /* test for AC'97 */
1918 if (!(ac97->scaps & AC97_SCAP_SKIP_AUDIO) && !(ac97->scaps & AC97_SCAP_AUDIO)) {
1919 /* test if we can write to the record gain volume register */
1920 snd_ac97_write_cache(ac97, AC97_REC_GAIN, 0x8a06);
1921 if (((err = snd_ac97_read(ac97, AC97_REC_GAIN)) & 0x7fff) == 0x0a06)
1922 ac97->scaps |= AC97_SCAP_AUDIO;
1924 if (ac97->scaps & AC97_SCAP_AUDIO) {
1925 ac97->caps = snd_ac97_read(ac97, AC97_RESET);
1926 ac97->ext_id = snd_ac97_read(ac97, AC97_EXTENDED_ID);
1927 if (ac97->ext_id == 0xffff) /* invalid combination */
1931 /* test for MC'97 */
1932 if (!(ac97->scaps & AC97_SCAP_SKIP_MODEM) && !(ac97->scaps & AC97_SCAP_MODEM)) {
1933 ac97->ext_mid = snd_ac97_read(ac97, AC97_EXTENDED_MID);
1934 if (ac97->ext_mid == 0xffff) /* invalid combination */
1936 if (ac97->ext_mid & 1)
1937 ac97->scaps |= AC97_SCAP_MODEM;
1940 if (!ac97_is_audio(ac97) && !ac97_is_modem(ac97)) {
1941 if (!(ac97->scaps & (AC97_SCAP_SKIP_AUDIO|AC97_SCAP_SKIP_MODEM)))
1942 snd_printk(KERN_ERR "AC'97 %d access error (not audio or modem codec)\n", ac97->num);
1943 snd_ac97_free(ac97);
1947 if (bus->ops->reset) // FIXME: always skipping?
1950 /* FIXME: add powerdown control */
1951 if (ac97_is_audio(ac97)) {
1952 /* nothing should be in powerdown mode */
1953 snd_ac97_write_cache(ac97, AC97_POWERDOWN, 0);
1954 snd_ac97_write_cache(ac97, AC97_RESET, 0); /* reset to defaults */
1956 /* nothing should be in powerdown mode */
1957 snd_ac97_write_cache(ac97, AC97_POWERDOWN, 0);
1958 snd_ac97_write_cache(ac97, AC97_GENERAL_PURPOSE, 0);
1959 end_time = jiffies + (HZ / 10);
1961 if ((snd_ac97_read(ac97, AC97_POWERDOWN) & 0x0f) == 0x0f)
1963 set_current_state(TASK_UNINTERRUPTIBLE);
1964 schedule_timeout(1);
1965 } while (time_after_eq(end_time, jiffies));
1966 snd_printk(KERN_WARNING "AC'97 %d analog subsections not ready\n", ac97->num);
1969 /* FIXME: add powerdown control */
1970 if (ac97_is_modem(ac97)) {
1973 /* nothing should be in powerdown mode */
1974 /* note: it's important to set the rate at first */
1975 tmp = AC97_MEA_GPIO;
1976 if (ac97->ext_mid & AC97_MEI_LINE1) {
1977 snd_ac97_write_cache(ac97, AC97_LINE1_RATE, 12000);
1978 tmp |= AC97_MEA_ADC1 | AC97_MEA_DAC1;
1980 if (ac97->ext_mid & AC97_MEI_LINE2) {
1981 snd_ac97_write_cache(ac97, AC97_LINE2_RATE, 12000);
1982 tmp |= AC97_MEA_ADC2 | AC97_MEA_DAC2;
1984 if (ac97->ext_mid & AC97_MEI_HANDSET) {
1985 snd_ac97_write_cache(ac97, AC97_HANDSET_RATE, 12000);
1986 tmp |= AC97_MEA_HADC | AC97_MEA_HDAC;
1988 snd_ac97_write_cache(ac97, AC97_EXTENDED_MSTATUS, 0xff00 & ~(tmp << 8));
1990 /* nothing should be in powerdown mode */
1991 snd_ac97_write_cache(ac97, AC97_EXTENDED_MSTATUS, 0xff00 & ~(tmp << 8));
1992 end_time = jiffies + (HZ / 10);
1994 if ((snd_ac97_read(ac97, AC97_EXTENDED_MSTATUS) & tmp) == tmp)
1996 set_current_state(TASK_UNINTERRUPTIBLE);
1997 schedule_timeout(1);
1998 } while (time_after_eq(end_time, jiffies));
1999 snd_printk(KERN_WARNING "MC'97 %d converters and GPIO not ready (0x%x)\n", ac97->num, snd_ac97_read(ac97, AC97_EXTENDED_MSTATUS));
2003 if (ac97_is_audio(ac97))
2004 ac97->addr = (ac97->ext_id & AC97_EI_ADDR_MASK) >> AC97_EI_ADDR_SHIFT;
2006 ac97->addr = (ac97->ext_mid & AC97_MEI_ADDR_MASK) >> AC97_MEI_ADDR_SHIFT;
2007 if (ac97->ext_id & 0x0189) /* L/R, MIC, SDAC, LDAC VRA support */
2008 snd_ac97_write_cache(ac97, AC97_EXTENDED_STATUS, ac97->ext_id & 0x0189);
2009 if (ac97->ext_id & AC97_EI_VRA) { /* VRA support */
2010 snd_ac97_determine_rates(ac97, AC97_PCM_FRONT_DAC_RATE, 0, &ac97->rates[AC97_RATES_FRONT_DAC]);
2011 snd_ac97_determine_rates(ac97, AC97_PCM_LR_ADC_RATE, 0, &ac97->rates[AC97_RATES_ADC]);
2013 ac97->rates[AC97_RATES_FRONT_DAC] = SNDRV_PCM_RATE_48000;
2014 ac97->rates[AC97_RATES_ADC] = SNDRV_PCM_RATE_48000;
2016 if (ac97->ext_id & AC97_EI_SPDIF) {
2017 /* codec specific code (patch) should override these values */
2018 ac97->rates[AC97_RATES_SPDIF] = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_32000;
2020 if (ac97->ext_id & AC97_EI_VRM) { /* MIC VRA support */
2021 snd_ac97_determine_rates(ac97, AC97_PCM_MIC_ADC_RATE, 0, &ac97->rates[AC97_RATES_MIC_ADC]);
2023 ac97->rates[AC97_RATES_MIC_ADC] = SNDRV_PCM_RATE_48000;
2025 if (ac97->ext_id & AC97_EI_SDAC) { /* SDAC support */
2026 snd_ac97_determine_rates(ac97, AC97_PCM_SURR_DAC_RATE, AC97_PCM_FRONT_DAC_RATE, &ac97->rates[AC97_RATES_SURR_DAC]);
2027 ac97->scaps |= AC97_SCAP_SURROUND_DAC;
2029 if (ac97->ext_id & AC97_EI_LDAC) { /* LDAC support */
2030 snd_ac97_determine_rates(ac97, AC97_PCM_LFE_DAC_RATE, AC97_PCM_FRONT_DAC_RATE, &ac97->rates[AC97_RATES_LFE_DAC]);
2031 ac97->scaps |= AC97_SCAP_CENTER_LFE_DAC;
2033 /* additional initializations */
2035 bus->ops->init(ac97);
2036 snd_ac97_get_name(ac97, ac97->id, name, !ac97_is_audio(ac97));
2037 snd_ac97_get_name(NULL, ac97->id, name, !ac97_is_audio(ac97)); // ac97->id might be changed in the special setup code
2038 if (ac97_is_audio(ac97)) {
2039 if (card->mixername[0] == '\0') {
2040 strcpy(card->mixername, name);
2042 if (strlen(card->mixername) + 1 + strlen(name) + 1 <= sizeof(card->mixername)) {
2043 strcat(card->mixername, ",");
2044 strcat(card->mixername, name);
2047 if ((err = snd_component_add(card, "AC97a")) < 0) {
2048 snd_ac97_free(ac97);
2051 if (snd_ac97_mixer_build(ac97) < 0) {
2052 snd_ac97_free(ac97);
2056 if (ac97_is_modem(ac97)) {
2057 if (card->mixername[0] == '\0') {
2058 strcpy(card->mixername, name);
2060 if (strlen(card->mixername) + 1 + strlen(name) + 1 <= sizeof(card->mixername)) {
2061 strcat(card->mixername, ",");
2062 strcat(card->mixername, name);
2065 if ((err = snd_component_add(card, "AC97m")) < 0) {
2066 snd_ac97_free(ac97);
2069 if (snd_ac97_modem_build(card, ac97) < 0) {
2070 snd_ac97_free(ac97);
2074 /* make sure the proper powerdown bits are cleared */
2076 reg = snd_ac97_read(ac97, AC97_EXTENDED_STATUS);
2077 if (ac97->scaps & AC97_SCAP_SURROUND_DAC)
2078 reg &= ~AC97_EA_PRJ;
2079 if (ac97->scaps & AC97_SCAP_CENTER_LFE_DAC)
2080 reg &= ~(AC97_EA_PRI | AC97_EA_PRK);
2081 snd_ac97_write_cache(ac97, AC97_EXTENDED_STATUS, reg);
2083 snd_ac97_proc_init(ac97);
2084 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, ac97, &ops)) < 0) {
2085 snd_ac97_free(ac97);
2090 if (bus->shared_type) {
2091 down(&shared_codec_mutex);
2092 shared_codec[bus->shared_type-1][ac97->num] = ac97;
2093 up(&shared_codec_mutex);
2101 * Power down the chip.
2103 * MASTER and HEADPHONE registers are muted but the register cache values
2104 * are not changed, so that the values can be restored in snd_ac97_resume().
2106 static void snd_ac97_powerdown(ac97_t *ac97)
2108 unsigned short power;
2110 if (ac97_is_audio(ac97)) {
2111 /* some codecs have stereo mute bits */
2112 snd_ac97_write(ac97, AC97_MASTER, 0x9f9f);
2113 snd_ac97_write(ac97, AC97_HEADPHONE, 0x9f9f);
2116 power = ac97->regs[AC97_POWERDOWN] | 0x8000; /* EAPD */
2117 power |= 0x4000; /* Headphone amplifier powerdown */
2118 power |= 0x0300; /* ADC & DAC powerdown */
2119 snd_ac97_write(ac97, AC97_POWERDOWN, power);
2121 power |= 0x0400; /* Analog Mixer powerdown (Vref on) */
2122 snd_ac97_write(ac97, AC97_POWERDOWN, power);
2125 /* FIXME: this causes click noises on some boards at resume */
2126 power |= 0x3800; /* AC-link powerdown, internal Clk disable */
2127 snd_ac97_write(ac97, AC97_POWERDOWN, power);
2134 * snd_ac97_suspend - General suspend function for AC97 codec
2135 * @ac97: the ac97 instance
2137 * Suspends the codec, power down the chip.
2139 void snd_ac97_suspend(ac97_t *ac97)
2141 snd_ac97_powerdown(ac97);
2145 * snd_ac97_resume - General resume function for AC97 codec
2146 * @ac97: the ac97 instance
2148 * Do the standard resume procedure, power up and restoring the
2149 * old register values.
2151 void snd_ac97_resume(ac97_t *ac97)
2153 int i, is_ad18xx, codec;
2155 if (ac97->bus->ops->reset) {
2156 ac97->bus->ops->reset(ac97);
2160 snd_ac97_write(ac97, AC97_POWERDOWN, 0);
2161 snd_ac97_write(ac97, AC97_RESET, 0);
2163 snd_ac97_write(ac97, AC97_POWERDOWN, 0);
2164 snd_ac97_write(ac97, AC97_GENERAL_PURPOSE, 0);
2166 snd_ac97_write(ac97, AC97_POWERDOWN, ac97->regs[AC97_POWERDOWN]);
2167 if (ac97_is_audio(ac97)) {
2168 ac97->bus->ops->write(ac97, AC97_MASTER, 0x8101);
2169 for (i = HZ/10; i >= 0; i--) {
2170 if (snd_ac97_read(ac97, AC97_MASTER) == 0x8101)
2172 set_current_state(TASK_UNINTERRUPTIBLE);
2173 schedule_timeout(1);
2175 /* FIXME: extra delay */
2176 ac97->bus->ops->write(ac97, AC97_MASTER, 0x8000);
2177 if (snd_ac97_read(ac97, AC97_MASTER) != 0x8000) {
2178 set_current_state(TASK_UNINTERRUPTIBLE);
2179 schedule_timeout(HZ/4);
2182 for (i = HZ/10; i >= 0; i--) {
2183 unsigned short val = snd_ac97_read(ac97, AC97_EXTENDED_MID);
2184 if (val != 0xffff && (val & 1) != 0)
2186 set_current_state(TASK_UNINTERRUPTIBLE);
2187 schedule_timeout(1);
2192 if (ac97->bus->ops->init)
2193 ac97->bus->ops->init(ac97);
2195 is_ad18xx = (ac97->flags & AC97_AD_MULTI);
2197 /* restore the AD18xx codec configurations */
2198 for (codec = 0; codec < 3; codec++) {
2199 if (! ac97->spec.ad18xx.id[codec])
2201 /* select single codec */
2202 snd_ac97_update_bits(ac97, AC97_AD_SERIAL_CFG, 0x7000,
2203 ac97->spec.ad18xx.unchained[codec] | ac97->spec.ad18xx.chained[codec]);
2204 ac97->bus->ops->write(ac97, AC97_AD_CODEC_CFG, ac97->spec.ad18xx.codec_cfg[codec]);
2206 /* select all codecs */
2207 snd_ac97_update_bits(ac97, AC97_AD_SERIAL_CFG, 0x7000, 0x7000);
2210 /* restore ac97 status */
2211 for (i = 2; i < 0x7c ; i += 2) {
2212 if (i == AC97_POWERDOWN || i == AC97_EXTENDED_ID)
2214 /* restore only accessible registers
2215 * some chip (e.g. nm256) may hang up when unsupported registers
2218 if (test_bit(i, ac97->reg_accessed)) {
2220 /* handle multi codecs for AD18xx */
2221 if (i == AC97_PCM) {
2222 for (codec = 0; codec < 3; codec++) {
2223 if (! ac97->spec.ad18xx.id[codec])
2225 /* select single codec */
2226 snd_ac97_update_bits(ac97, AC97_AD_SERIAL_CFG, 0x7000,
2227 ac97->spec.ad18xx.unchained[codec] | ac97->spec.ad18xx.chained[codec]);
2228 /* update PCM bits */
2229 ac97->bus->ops->write(ac97, AC97_PCM, ac97->spec.ad18xx.pcmreg[codec]);
2231 /* select all codecs */
2232 snd_ac97_update_bits(ac97, AC97_AD_SERIAL_CFG, 0x7000, 0x7000);
2234 } else if (i == AC97_AD_TEST ||
2235 i == AC97_AD_CODEC_CFG ||
2236 i == AC97_AD_SERIAL_CFG)
2237 continue; /* ignore */
2239 snd_ac97_write(ac97, i, ac97->regs[i]);
2240 snd_ac97_read(ac97, i);
2244 if (ac97->ext_id & AC97_EI_SPDIF) {
2245 if (ac97->regs[AC97_EXTENDED_STATUS] & AC97_EA_SPDIF) {
2246 /* reset spdif status */
2247 snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, 0);
2248 snd_ac97_write(ac97, AC97_EXTENDED_STATUS, ac97->regs[AC97_EXTENDED_STATUS]);
2249 if (ac97->flags & AC97_CS_SPDIF)
2250 snd_ac97_write(ac97, AC97_CSR_SPDIF, ac97->regs[AC97_CSR_SPDIF]);
2252 snd_ac97_write(ac97, AC97_SPDIF, ac97->regs[AC97_SPDIF]);
2253 snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, AC97_EA_SPDIF); /* turn on again */
2262 static void set_ctl_name(char *dst, const char *src, const char *suffix)
2265 sprintf(dst, "%s %s", src, suffix);
2270 int snd_ac97_remove_ctl(ac97_t *ac97, const char *name, const char *suffix)
2272 snd_ctl_elem_id_t id;
2273 memset(&id, 0, sizeof(id));
2274 set_ctl_name(id.name, name, suffix);
2275 id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
2276 return snd_ctl_remove_id(ac97->bus->card, &id);
2279 static snd_kcontrol_t *ctl_find(ac97_t *ac97, const char *name, const char *suffix)
2281 snd_ctl_elem_id_t sid;
2282 memset(&sid, 0, sizeof(sid));
2283 set_ctl_name(sid.name, name, suffix);
2284 sid.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
2285 return snd_ctl_find_id(ac97->bus->card, &sid);
2288 int snd_ac97_rename_ctl(ac97_t *ac97, const char *src, const char *dst, const char *suffix)
2290 snd_kcontrol_t *kctl = ctl_find(ac97, src, suffix);
2292 set_ctl_name(kctl->id.name, dst, suffix);
2298 /* rename both Volume and Switch controls - don't check the return value */
2299 void snd_ac97_rename_vol_ctl(ac97_t *ac97, const char *src, const char *dst)
2301 snd_ac97_rename_ctl(ac97, src, dst, "Switch");
2302 snd_ac97_rename_ctl(ac97, src, dst, "Volume");
2305 int snd_ac97_swap_ctl(ac97_t *ac97, const char *s1, const char *s2, const char *suffix)
2307 snd_kcontrol_t *kctl1, *kctl2;
2308 kctl1 = ctl_find(ac97, s1, suffix);
2309 kctl2 = ctl_find(ac97, s2, suffix);
2310 if (kctl1 && kctl2) {
2311 set_ctl_name(kctl1->id.name, s2, suffix);
2312 set_ctl_name(kctl2->id.name, s1, suffix);
2318 static int swap_headphone(ac97_t *ac97, int remove_master)
2320 if (remove_master) {
2321 if (ctl_find(ac97, "Headphone Playback Switch", NULL) == NULL)
2323 snd_ac97_remove_ctl(ac97, "Master Playback", "Switch");
2324 snd_ac97_remove_ctl(ac97, "Master Playback", "Volume");
2326 snd_ac97_rename_vol_ctl(ac97, "Master Playback", "Line-Out Playback");
2327 snd_ac97_rename_vol_ctl(ac97, "Headphone Playback", "Master Playback");
2331 static int swap_surround(ac97_t *ac97)
2333 /* FIXME: error checks.. */
2334 snd_ac97_swap_ctl(ac97, "Master Playback", "Surround Playback", "Switch");
2335 snd_ac97_swap_ctl(ac97, "Master Playback", "Surround Playback", "Volume");
2339 static int tune_ad_sharing(ac97_t *ac97)
2341 unsigned short scfg;
2342 if ((ac97->id & 0xffffff00) != 0x41445300) {
2343 snd_printk(KERN_ERR "ac97_quirk AD_SHARING is only for AD codecs\n");
2346 /* Turn on OMS bit to route microphone to back panel */
2347 scfg = snd_ac97_read(ac97, AC97_AD_SERIAL_CFG);
2348 snd_ac97_write_cache(ac97, AC97_AD_SERIAL_CFG, scfg | 0x0200);
2352 static const snd_kcontrol_new_t snd_ac97_alc_jack_detect =
2353 AC97_SINGLE("Jack Detect", AC97_ALC650_CLOCK, 5, 1, 0);
2355 static int tune_alc_jack(ac97_t *ac97)
2357 if ((ac97->id & 0xffffff00) != 0x414c4700) {
2358 snd_printk(KERN_ERR "ac97_quirk ALC_JACK is only for Realtek codecs\n");
2361 snd_ac97_update_bits(ac97, 0x7a, 0x20, 0x20); /* select jack detect function */
2362 snd_ac97_update_bits(ac97, 0x7a, 0x01, 0x01); /* Line-out auto mute */
2363 return snd_ctl_add(ac97->bus->card, snd_ac97_cnew(&snd_ac97_alc_jack_detect, ac97));
2366 static int apply_quirk(ac97_t *ac97, int quirk)
2369 case AC97_TUNE_NONE:
2371 case AC97_TUNE_HP_ONLY:
2372 return swap_headphone(ac97, 1);
2373 case AC97_TUNE_SWAP_HP:
2374 return swap_headphone(ac97, 0);
2375 case AC97_TUNE_SWAP_SURROUND:
2376 return swap_surround(ac97);
2377 case AC97_TUNE_AD_SHARING:
2378 return tune_ad_sharing(ac97);
2379 case AC97_TUNE_ALC_JACK:
2380 return tune_alc_jack(ac97);
2386 * snd_ac97_tune_hardware - tune up the hardware
2387 * @ac97: the ac97 instance
2388 * @quirk: quirk list
2389 * @override: explicit quirk value (overrides the list if not AC97_TUNE_DEFAULT)
2391 * Do some workaround for each pci device, such as renaming of the
2392 * headphone (true line-out) control as "Master".
2393 * The quirk-list must be terminated with a zero-filled entry.
2395 * Returns zero if successful, or a negative error code on failure.
2398 int snd_ac97_tune_hardware(ac97_t *ac97, struct ac97_quirk *quirk, int override)
2402 snd_assert(quirk, return -EINVAL);
2404 if (override != AC97_TUNE_DEFAULT) {
2405 result = apply_quirk(ac97, override);
2407 snd_printk(KERN_ERR "applying quirk type %d failed (%d)\n", override, result);
2411 for (; quirk->vendor; quirk++) {
2412 if (quirk->vendor != ac97->subsystem_vendor)
2414 if ((! quirk->mask && quirk->device == ac97->subsystem_device) ||
2415 quirk->device == (quirk->mask & ac97->subsystem_device)) {
2416 snd_printdd("ac97 quirk for %s (%04x:%04x)\n", quirk->name, ac97->subsystem_vendor, ac97->subsystem_device);
2417 result = apply_quirk(ac97, quirk->type);
2419 snd_printk(KERN_ERR "applying quirk type %d for %s failed (%d)\n", quirk->type, quirk->name, result);
2431 EXPORT_SYMBOL(snd_ac97_write);
2432 EXPORT_SYMBOL(snd_ac97_read);
2433 EXPORT_SYMBOL(snd_ac97_write_cache);
2434 EXPORT_SYMBOL(snd_ac97_update);
2435 EXPORT_SYMBOL(snd_ac97_update_bits);
2436 EXPORT_SYMBOL(snd_ac97_bus);
2437 EXPORT_SYMBOL(snd_ac97_mixer);
2438 EXPORT_SYMBOL(snd_ac97_pcm_assign);
2439 EXPORT_SYMBOL(snd_ac97_pcm_open);
2440 EXPORT_SYMBOL(snd_ac97_pcm_close);
2441 EXPORT_SYMBOL(snd_ac97_tune_hardware);
2442 EXPORT_SYMBOL(snd_ac97_set_rate);
2444 EXPORT_SYMBOL(snd_ac97_resume);
2445 EXPORT_SYMBOL(snd_ac97_suspend);
2452 static int __init alsa_ac97_init(void)
2457 static void __exit alsa_ac97_exit(void)
2461 module_init(alsa_ac97_init)
2462 module_exit(alsa_ac97_exit)