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 <sound/core.h>
31 #include <sound/pcm.h>
32 #include <sound/ac97_codec.h>
33 #include <sound/asoundef.h>
34 #include <sound/initval.h>
35 #include "ac97_local.h"
37 #include "ac97_patch.h"
39 MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>");
40 MODULE_DESCRIPTION("Universal interface for Audio Codec '97");
41 MODULE_LICENSE("GPL");
43 static int enable_loopback;
45 MODULE_PARM(enable_loopback, "i");
46 MODULE_PARM_DESC(enable_loopback, "Enable AC97 ADC/DAC Loopback Control");
47 MODULE_PARM_SYNTAX(enable_loopback, SNDRV_BOOLEAN_FALSE_DESC);
59 int (*patch)(ac97_t *ac97);
60 int (*mpatch)(ac97_t *ac97);
63 static const ac97_codec_id_t snd_ac97_codec_id_vendors[] = {
64 { 0x414b4d00, 0xffffff00, "Asahi Kasei", NULL, NULL },
65 { 0x41445300, 0xffffff00, "Analog Devices", NULL, NULL },
66 { 0x414c4300, 0xffffff00, "Realtek", NULL, NULL },
67 { 0x414c4700, 0xffffff00, "Realtek", NULL, NULL },
68 { 0x434d4900, 0xffffff00, "C-Media Electronics", NULL, NULL },
69 { 0x43525900, 0xffffff00, "Cirrus Logic", NULL, NULL },
70 { 0x43585400, 0xffffff00, "Conexant", NULL, NULL },
71 { 0x44543000, 0xffffff00, "Diamond Technology", NULL, NULL },
72 { 0x454d4300, 0xffffff00, "eMicro", NULL, NULL },
73 { 0x45838300, 0xffffff00, "ESS Technology", NULL, NULL },
74 { 0x48525300, 0xffffff00, "Intersil", NULL, NULL },
75 { 0x49434500, 0xffffff00, "ICEnsemble", NULL, NULL },
76 { 0x49544500, 0xffffff00, "ITE Tech.Inc", NULL, NULL },
77 { 0x4e534300, 0xffffff00, "National Semiconductor", NULL, NULL },
78 { 0x50534300, 0xffffff00, "Philips", NULL, NULL },
79 { 0x53494c00, 0xffffff00, "Silicon Laboratory", NULL, NULL },
80 { 0x54524100, 0xffffff00, "TriTech", NULL, NULL },
81 { 0x54584e00, 0xffffff00, "Texas Instruments", NULL, NULL },
82 { 0x56494100, 0xffffff00, "VIA Technologies", NULL, NULL },
83 { 0x57454300, 0xffffff00, "Winbond", NULL, NULL },
84 { 0x574d4c00, 0xffffff00, "Wolfson", NULL, NULL },
85 { 0x594d4800, 0xffffff00, "Yamaha", NULL, NULL },
86 { 0x83847600, 0xffffff00, "SigmaTel", NULL, NULL },
87 { 0, 0, NULL, NULL, NULL }
90 static const ac97_codec_id_t snd_ac97_codec_ids[] = {
91 { 0x414b4d00, 0xffffffff, "AK4540", NULL, NULL },
92 { 0x414b4d01, 0xffffffff, "AK4542", NULL, NULL },
93 { 0x414b4d02, 0xffffffff, "AK4543", NULL, NULL },
94 { 0x414b4d06, 0xffffffff, "AK4544A", NULL, NULL },
95 { 0x414b4d07, 0xffffffff, "AK4545", NULL, NULL },
96 { 0x41445303, 0xffffffff, "AD1819", patch_ad1819, NULL },
97 { 0x41445340, 0xffffffff, "AD1881", patch_ad1881, NULL },
98 { 0x41445348, 0xffffffff, "AD1881A", patch_ad1881, NULL },
99 { 0x41445360, 0xffffffff, "AD1885", patch_ad1885, NULL },
100 { 0x41445361, 0xffffffff, "AD1886", patch_ad1886, NULL },
101 { 0x41445362, 0xffffffff, "AD1887", patch_ad1881, NULL },
102 { 0x41445363, 0xffffffff, "AD1886A", patch_ad1881, NULL },
103 { 0x41445368, 0xffffffff, "AD1888", patch_ad1888, NULL },
104 { 0x41445370, 0xffffffff, "AD1980", patch_ad1980, NULL },
105 { 0x41445372, 0xffffffff, "AD1981A", patch_ad1981a, NULL },
106 { 0x41445374, 0xffffffff, "AD1981B", patch_ad1981b, NULL },
107 { 0x41445375, 0xffffffff, "AD1985", patch_ad1985, NULL },
108 { 0x414c4300, 0xffffff00, "ALC100/100P", NULL, NULL },
109 { 0x414c4710, 0xfffffff0, "ALC200/200P", NULL, NULL },
110 { 0x414c4720, 0xfffffff0, "ALC650", patch_alc650, NULL },
111 { 0x414c4721, 0xfffffff0, "ALC650D", patch_alc650, NULL },
112 { 0x414c4722, 0xfffffff0, "ALC650E", patch_alc650, NULL },
113 { 0x414c4723, 0xfffffff0, "ALC650F", patch_alc650, NULL },
114 { 0x414c4760, 0xfffffff0, "ALC655", patch_alc655, NULL },
115 { 0x414c4780, 0xfffffff0, "ALC658", patch_alc655, NULL },
116 { 0x414c4730, 0xffffffff, "ALC101", NULL, NULL },
117 { 0x414c4740, 0xfffffff0, "ALC202", NULL, NULL },
118 { 0x414c4750, 0xfffffff0, "ALC250", NULL, NULL },
119 { 0x414c4770, 0xfffffff0, "ALC203", NULL, NULL },
120 { 0x434d4941, 0xffffffff, "CMI9738", patch_cm9738, NULL },
121 { 0x434d4961, 0xffffffff, "CMI9739", patch_cm9739, NULL },
122 { 0x43525900, 0xfffffff8, "CS4297", NULL, NULL },
123 { 0x43525910, 0xfffffff8, "CS4297A", patch_cirrus_spdif, NULL },
124 { 0x43525920, 0xfffffff8, "CS4294/4298", NULL, NULL },
125 { 0x43525928, 0xfffffff8, "CS4294", NULL, NULL },
126 { 0x43525930, 0xfffffff8, "CS4299", patch_cirrus_cs4299, NULL },
127 { 0x43525948, 0xfffffff8, "CS4201", NULL, NULL },
128 { 0x43525958, 0xfffffff8, "CS4205", patch_cirrus_spdif, NULL },
129 { 0x43525960, 0xfffffff8, "CS4291", NULL, NULL },
130 { 0x43525970, 0xfffffff8, "CS4202", NULL, NULL },
131 { 0x43585421, 0xffffffff, "HSD11246", NULL, NULL }, // SmartMC II
132 { 0x43585428, 0xfffffff8, "Cx20468", patch_conexant, NULL }, // SmartAMC fixme: the mask might be different
133 { 0x44543031, 0xfffffff0, "DT0398", NULL, NULL },
134 { 0x454d4328, 0xffffffff, "28028", NULL, NULL }, // same as TR28028?
135 { 0x45838308, 0xffffffff, "ESS1988", NULL, NULL },
136 { 0x48525300, 0xffffff00, "HMP9701", NULL, NULL },
137 { 0x49434501, 0xffffffff, "ICE1230", NULL, NULL },
138 { 0x49434511, 0xffffffff, "ICE1232", NULL, NULL }, // alias VIA VT1611A?
139 { 0x49434514, 0xffffffff, "ICE1232A", NULL, NULL },
140 { 0x49434551, 0xffffffff, "VT1616", patch_vt1616, NULL },
141 { 0x49434552, 0xffffffff, "VT1616i", patch_vt1616, NULL }, // VT1616 compatible (chipset integrated)
142 { 0x49544520, 0xffffffff, "IT2226E", NULL, NULL },
143 { 0x49544561, 0xffffffff, "IT2646E", patch_it2646, NULL },
144 { 0x4e534300, 0xffffffff, "LM4540/43/45/46/48", NULL, NULL }, // only guess --jk
145 { 0x4e534331, 0xffffffff, "LM4549", NULL, NULL },
146 { 0x4e534350, 0xffffffff, "LM4550", NULL, NULL },
147 { 0x50534304, 0xffffffff, "UCB1400", NULL, NULL },
148 { 0x53494c20, 0xffffffe0, "Si3036/8", NULL, mpatch_si3036 },
149 { 0x54524102, 0xffffffff, "TR28022", NULL, NULL },
150 { 0x54524106, 0xffffffff, "TR28026", NULL, NULL },
151 { 0x54524108, 0xffffffff, "TR28028", patch_tritech_tr28028, NULL }, // added by xin jin [07/09/99]
152 { 0x54524123, 0xffffffff, "TR28602", NULL, NULL }, // only guess --jk [TR28023 = eMicro EM28023 (new CT1297)]
153 { 0x54584e20, 0xffffffff, "TLC320AD9xC", NULL, NULL },
154 { 0x56494161, 0xffffffff, "VIA1612A", NULL, NULL }, // modified ICE1232 with S/PDIF
155 { 0x57454301, 0xffffffff, "W83971D", NULL, NULL },
156 { 0x574d4c00, 0xffffffff, "WM9701A", NULL, NULL },
157 { 0x574d4C03, 0xffffffff, "WM9703/WM9707/WM9708/WM9717", patch_wolfson03, NULL},
158 { 0x574d4C04, 0xffffffff, "WM9704M/WM9704Q", patch_wolfson04, NULL},
159 { 0x574d4C05, 0xffffffff, "WM9705/WM9710", patch_wolfson05, NULL},
160 { 0x574d4C09, 0xffffffff, "WM9709", NULL, NULL},
161 { 0x574d4C12, 0xffffffff, "WM9711/WM9712", patch_wolfson11, NULL},
162 { 0x594d4800, 0xffffffff, "YMF743", NULL, NULL },
163 { 0x594d4802, 0xffffffff, "YMF752", NULL, NULL },
164 { 0x594d4803, 0xffffffff, "YMF753", patch_yamaha_ymf753, NULL },
165 { 0x83847600, 0xffffffff, "STAC9700/83/84", patch_sigmatel_stac9700, NULL },
166 { 0x83847604, 0xffffffff, "STAC9701/3/4/5", NULL, NULL },
167 { 0x83847605, 0xffffffff, "STAC9704", NULL, NULL },
168 { 0x83847608, 0xffffffff, "STAC9708/11", patch_sigmatel_stac9708, NULL },
169 { 0x83847609, 0xffffffff, "STAC9721/23", patch_sigmatel_stac9721, NULL },
170 { 0x83847644, 0xffffffff, "STAC9744", patch_sigmatel_stac9744, NULL },
171 { 0x83847650, 0xffffffff, "STAC9750/51", NULL, NULL }, // patch?
172 { 0x83847652, 0xffffffff, "STAC9752/53", NULL, NULL }, // patch?
173 { 0x83847656, 0xffffffff, "STAC9756/57", patch_sigmatel_stac9756, NULL },
174 { 0x83847658, 0xffffffff, "STAC9758/59", patch_sigmatel_stac9758, NULL },
175 { 0x83847666, 0xffffffff, "STAC9766/67", NULL, NULL }, // patch?
176 { 0, 0, NULL, NULL, NULL }
179 const char *snd_ac97_stereo_enhancements[] =
181 /* 0 */ "No 3D Stereo Enhancement",
182 /* 1 */ "Analog Devices Phat Stereo",
183 /* 2 */ "Creative Stereo Enhancement",
184 /* 3 */ "National Semi 3D Stereo Enhancement",
185 /* 4 */ "YAMAHA Ymersion",
186 /* 5 */ "BBE 3D Stereo Enhancement",
187 /* 6 */ "Crystal Semi 3D Stereo Enhancement",
188 /* 7 */ "Qsound QXpander",
189 /* 8 */ "Spatializer 3D Stereo Enhancement",
190 /* 9 */ "SRS 3D Stereo Enhancement",
191 /* 10 */ "Platform Tech 3D Stereo Enhancement",
192 /* 11 */ "AKM 3D Audio",
193 /* 12 */ "Aureal Stereo Enhancement",
194 /* 13 */ "Aztech 3D Enhancement",
195 /* 14 */ "Binaura 3D Audio Enhancement",
196 /* 15 */ "ESS Technology Stereo Enhancement",
197 /* 16 */ "Harman International VMAx",
198 /* 17 */ "Nvidea/IC Ensemble/KS Waves 3D Stereo Enhancement",
199 /* 18 */ "Philips Incredible Sound",
200 /* 19 */ "Texas Instruments 3D Stereo Enhancement",
201 /* 20 */ "VLSI Technology 3D Stereo Enhancement",
202 /* 21 */ "TriTech 3D Stereo Enhancement",
203 /* 22 */ "Realtek 3D Stereo Enhancement",
204 /* 23 */ "Samsung 3D Stereo Enhancement",
205 /* 24 */ "Wolfson Microelectronics 3D Enhancement",
206 /* 25 */ "Delta Integration 3D Enhancement",
207 /* 26 */ "SigmaTel 3D Enhancement",
208 /* 27 */ "IC Ensemble/KS Waves",
209 /* 28 */ "Rockwell 3D Stereo Enhancement",
210 /* 29 */ "Reserved 29",
211 /* 30 */ "Reserved 30",
212 /* 31 */ "Reserved 31"
219 static int snd_ac97_valid_reg(ac97_t *ac97, unsigned short reg)
221 if (ac97->limited_regs && ! test_bit(reg, ac97->reg_accessed))
224 /* filter some registers for buggy codecs */
228 if (reg <= 0x1c || reg == 0x20 || reg == 0x26 || reg >= 0x7c)
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 */
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 */
243 if (reg >= 0x3c && reg <= 0x6e) /* 0x59 */
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)
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
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.
272 void snd_ac97_write(ac97_t *ac97, unsigned short reg, unsigned short value)
274 if (!snd_ac97_valid_reg(ac97, reg))
276 if ((ac97->id & 0xffffff00) == 0x414c4300) {
277 /* Fix H/W bug of ALC100/100P */
278 if (reg == AC97_MASTER || reg == AC97_HEADPHONE)
279 ac97->bus->write(ac97, AC97_RESET, 0); /* reset audio codec */
281 ac97->bus->write(ac97, reg, value);
285 * snd_ac97_read - read a value from the given register
287 * @ac97: the ac97 instance
288 * @reg: the register to read
290 * Reads a value from the given register. This will invoke the read
291 * callback directly after the register check.
293 * Returns the read value.
295 unsigned short snd_ac97_read(ac97_t *ac97, unsigned short reg)
297 if (!snd_ac97_valid_reg(ac97, reg))
299 return ac97->bus->read(ac97, reg);
303 * snd_ac97_write_cache - write a value on the given register and update the cache
304 * @ac97: the ac97 instance
305 * @reg: the register to change
306 * @value: the value to set
308 * Writes a value on the given register and updates the register
309 * cache. The cached values are used for the cached-read and the
312 void snd_ac97_write_cache(ac97_t *ac97, unsigned short reg, unsigned short value)
314 if (!snd_ac97_valid_reg(ac97, reg))
316 spin_lock(&ac97->reg_lock);
317 ac97->regs[reg] = value;
318 spin_unlock(&ac97->reg_lock);
319 ac97->bus->write(ac97, reg, value);
320 set_bit(reg, ac97->reg_accessed);
324 * snd_ac97_update - update the value on the given register
325 * @ac97: the ac97 instance
326 * @reg: the register to change
327 * @value: the value to set
329 * Compares the value with the register cache and updates the value
330 * only when the value is changed.
332 * Returns 1 if the value is changed, 0 if no change, or a negative
335 int snd_ac97_update(ac97_t *ac97, unsigned short reg, unsigned short value)
339 if (!snd_ac97_valid_reg(ac97, reg))
341 spin_lock(&ac97->reg_lock);
342 change = ac97->regs[reg] != value;
344 ac97->regs[reg] = value;
345 spin_unlock(&ac97->reg_lock);
346 ac97->bus->write(ac97, reg, value);
348 spin_unlock(&ac97->reg_lock);
353 * snd_ac97_update_bits - update the bits on the given register
354 * @ac97: the ac97 instance
355 * @reg: the register to change
356 * @mask: the bit-mask to change
357 * @value: the value to set
359 * Updates the masked-bits on the given register only when the value
362 * Returns 1 if the bits are changed, 0 if no change, or a negative
365 int snd_ac97_update_bits(ac97_t *ac97, unsigned short reg, unsigned short mask, unsigned short value)
368 unsigned short old, new;
370 if (!snd_ac97_valid_reg(ac97, reg))
372 spin_lock(&ac97->reg_lock);
373 old = ac97->regs[reg];
374 new = (old & ~mask) | value;
377 ac97->regs[reg] = new;
378 spin_unlock(&ac97->reg_lock);
379 ac97->bus->write(ac97, reg, new);
381 spin_unlock(&ac97->reg_lock);
385 static int snd_ac97_ad18xx_update_pcm_bits(ac97_t *ac97, int codec, unsigned short mask, unsigned short value)
388 unsigned short old, new;
390 down(&ac97->spec.ad18xx.mutex);
391 spin_lock(&ac97->reg_lock);
392 old = ac97->spec.ad18xx.pcmreg[codec];
393 new = (old & ~mask) | value;
396 ac97->spec.ad18xx.pcmreg[codec] = new;
397 spin_unlock(&ac97->reg_lock);
398 /* select single codec */
399 ac97->bus->write(ac97, AC97_AD_SERIAL_CFG,
400 (ac97->regs[AC97_AD_SERIAL_CFG] & ~0x7000) |
401 ac97->spec.ad18xx.unchained[codec] | ac97->spec.ad18xx.chained[codec]);
402 /* update PCM bits */
403 ac97->bus->write(ac97, AC97_PCM, new);
404 /* select all codecs */
405 ac97->bus->write(ac97, AC97_AD_SERIAL_CFG,
406 ac97->regs[AC97_AD_SERIAL_CFG] | 0x7000);
408 spin_unlock(&ac97->reg_lock);
409 up(&ac97->spec.ad18xx.mutex);
417 static int snd_ac97_info_mux(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
419 static char *texts[8] = {
420 "Mic", "CD", "Video", "Aux", "Line",
421 "Mix", "Mix Mono", "Phone"
424 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
426 uinfo->value.enumerated.items = 8;
427 if (uinfo->value.enumerated.item > 7)
428 uinfo->value.enumerated.item = 7;
429 strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
433 static int snd_ac97_get_mux(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
435 ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
438 val = ac97->regs[AC97_REC_SEL];
439 ucontrol->value.enumerated.item[0] = (val >> 8) & 7;
440 ucontrol->value.enumerated.item[1] = (val >> 0) & 7;
444 static int snd_ac97_put_mux(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
446 ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
449 if (ucontrol->value.enumerated.item[0] > 7 ||
450 ucontrol->value.enumerated.item[1] > 7)
452 val = (ucontrol->value.enumerated.item[0] << 8) |
453 (ucontrol->value.enumerated.item[1] << 0);
454 return snd_ac97_update(ac97, AC97_REC_SEL, val);
457 #define AC97_ENUM_DOUBLE(xname, reg, shift, invert) \
458 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_ac97_info_enum_double, \
459 .get = snd_ac97_get_enum_double, .put = snd_ac97_put_enum_double, \
460 .private_value = reg | (shift << 8) | (invert << 24) }
462 static int snd_ac97_info_enum_double(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
464 static char *texts1[2] = { "pre 3D", "post 3D" };
465 static char *texts2[2] = { "Mix", "Mic" };
466 static char *texts3[2] = { "Mic1", "Mic2" };
468 int reg = kcontrol->private_value & 0xff;
469 int shift = (kcontrol->private_value >> 8) & 0xff;
472 case AC97_GENERAL_PURPOSE:
474 case 15: texts = texts1; break;
475 case 9: texts = texts2; break;
476 case 8: texts = texts3; break;
479 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
481 uinfo->value.enumerated.items = 2;
482 if (uinfo->value.enumerated.item > 1)
483 uinfo->value.enumerated.item = 1;
484 strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
488 static int snd_ac97_get_enum_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
490 ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
492 int reg = kcontrol->private_value & 0xff;
493 int shift = (kcontrol->private_value >> 8) & 0xff;
494 int invert = (kcontrol->private_value >> 24) & 0xff;
496 val = (ac97->regs[reg] >> shift) & 1;
499 ucontrol->value.enumerated.item[0] = val;
503 static int snd_ac97_put_enum_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
505 ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
507 int reg = kcontrol->private_value & 0xff;
508 int shift = (kcontrol->private_value >> 8) & 0xff;
509 int invert = (kcontrol->private_value >> 24) & 0xff;
511 if (ucontrol->value.enumerated.item[0] > 1)
513 val = !!ucontrol->value.enumerated.item[0];
516 return snd_ac97_update_bits(ac97, reg, 1 << shift, val << shift);
519 int snd_ac97_info_single(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
521 int mask = (kcontrol->private_value >> 16) & 0xff;
523 uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
525 uinfo->value.integer.min = 0;
526 uinfo->value.integer.max = mask;
530 int snd_ac97_get_single(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
532 ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
533 int reg = kcontrol->private_value & 0xff;
534 int shift = (kcontrol->private_value >> 8) & 0xff;
535 int mask = (kcontrol->private_value >> 16) & 0xff;
536 int invert = (kcontrol->private_value >> 24) & 0xff;
538 ucontrol->value.integer.value[0] = (ac97->regs[reg] >> shift) & mask;
540 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
544 int snd_ac97_put_single(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
546 ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
547 int reg = kcontrol->private_value & 0xff;
548 int shift = (kcontrol->private_value >> 8) & 0xff;
549 int mask = (kcontrol->private_value >> 16) & 0xff;
550 int invert = (kcontrol->private_value >> 24) & 0xff;
553 val = (ucontrol->value.integer.value[0] & mask);
556 return snd_ac97_update_bits(ac97, reg, mask << shift, val << shift);
559 #define AC97_DOUBLE(xname, reg, shift_left, shift_right, mask, invert) \
560 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), .info = snd_ac97_info_double, \
561 .get = snd_ac97_get_double, .put = snd_ac97_put_double, \
562 .private_value = (reg) | ((shift_left) << 8) | ((shift_right) << 12) | ((mask) << 16) | ((invert) << 24) }
564 static int snd_ac97_info_double(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
566 int mask = (kcontrol->private_value >> 16) & 0xff;
568 uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
570 uinfo->value.integer.min = 0;
571 uinfo->value.integer.max = mask;
575 static int snd_ac97_get_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
577 ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
578 int reg = kcontrol->private_value & 0xff;
579 int shift_left = (kcontrol->private_value >> 8) & 0x0f;
580 int shift_right = (kcontrol->private_value >> 12) & 0x0f;
581 int mask = (kcontrol->private_value >> 16) & 0xff;
582 int invert = (kcontrol->private_value >> 24) & 0xff;
584 spin_lock(&ac97->reg_lock);
585 ucontrol->value.integer.value[0] = (ac97->regs[reg] >> shift_left) & mask;
586 ucontrol->value.integer.value[1] = (ac97->regs[reg] >> shift_right) & mask;
587 spin_unlock(&ac97->reg_lock);
589 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
590 ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1];
595 static int snd_ac97_put_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
597 ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
598 int reg = kcontrol->private_value & 0xff;
599 int shift_left = (kcontrol->private_value >> 8) & 0x0f;
600 int shift_right = (kcontrol->private_value >> 12) & 0x0f;
601 int mask = (kcontrol->private_value >> 16) & 0xff;
602 int invert = (kcontrol->private_value >> 24) & 0xff;
603 unsigned short val1, val2;
605 val1 = ucontrol->value.integer.value[0] & mask;
606 val2 = ucontrol->value.integer.value[1] & mask;
611 return snd_ac97_update_bits(ac97, reg,
612 (mask << shift_left) | (mask << shift_right),
613 (val1 << shift_left) | (val2 << shift_right));
616 static const snd_kcontrol_new_t snd_ac97_controls_master_mono[2] = {
617 AC97_SINGLE("Master Mono Playback Switch", AC97_MASTER_MONO, 15, 1, 1),
618 AC97_SINGLE("Master Mono Playback Volume", AC97_MASTER_MONO, 0, 31, 1)
621 static const snd_kcontrol_new_t snd_ac97_controls_tone[2] = {
622 AC97_SINGLE("Tone Control - Bass", AC97_MASTER_TONE, 8, 15, 1),
623 AC97_SINGLE("Tone Control - Treble", AC97_MASTER_TONE, 0, 15, 1)
626 static const snd_kcontrol_new_t snd_ac97_controls_pc_beep[2] = {
627 AC97_SINGLE("PC Speaker Playback Switch", AC97_PC_BEEP, 15, 1, 1),
628 AC97_SINGLE("PC Speaker Playback Volume", AC97_PC_BEEP, 1, 15, 1)
631 static const snd_kcontrol_new_t snd_ac97_controls_phone[2] = {
632 AC97_SINGLE("Phone Playback Switch", AC97_PHONE, 15, 1, 1),
633 AC97_SINGLE("Phone Playback Volume", AC97_PHONE, 0, 15, 1)
636 static const snd_kcontrol_new_t snd_ac97_controls_mic[3] = {
637 AC97_SINGLE("Mic Playback Switch", AC97_MIC, 15, 1, 1),
638 AC97_SINGLE("Mic Playback Volume", AC97_MIC, 0, 15, 1),
639 AC97_SINGLE("Mic Boost (+20dB)", AC97_MIC, 6, 1, 0)
642 static const snd_kcontrol_new_t snd_ac97_control_capture_src = {
643 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
644 .name = "Capture Source",
645 .info = snd_ac97_info_mux,
646 .get = snd_ac97_get_mux,
647 .put = snd_ac97_put_mux,
650 static const snd_kcontrol_new_t snd_ac97_control_capture_vol =
651 AC97_DOUBLE("Capture Volume", AC97_REC_GAIN, 8, 0, 15, 0);
653 static const snd_kcontrol_new_t snd_ac97_controls_mic_capture[2] = {
654 AC97_SINGLE("Mic Capture Switch", AC97_REC_GAIN_MIC, 15, 1, 1),
655 AC97_SINGLE("Mic Capture Volume", AC97_REC_GAIN_MIC, 0, 15, 0)
659 AC97_GENERAL_PCM_OUT = 0,
660 AC97_GENERAL_STEREO_ENHANCEMENT,
662 AC97_GENERAL_LOUDNESS,
665 AC97_GENERAL_LOOPBACK
666 } ac97_general_index_t;
668 static const snd_kcontrol_new_t snd_ac97_controls_general[7] = {
669 AC97_ENUM_DOUBLE("PCM Out Path & Mute", AC97_GENERAL_PURPOSE, 15, 0),
670 AC97_SINGLE("Simulated Stereo Enhancement", AC97_GENERAL_PURPOSE, 14, 1, 0),
671 AC97_SINGLE("3D Control - Switch", AC97_GENERAL_PURPOSE, 13, 1, 0),
672 AC97_SINGLE("Loudness (bass boost)", AC97_GENERAL_PURPOSE, 12, 1, 0),
673 AC97_ENUM_DOUBLE("Mono Output Select", AC97_GENERAL_PURPOSE, 9, 0),
674 AC97_ENUM_DOUBLE("Mic Select", AC97_GENERAL_PURPOSE, 8, 0),
675 AC97_SINGLE("ADC/DAC Loopback", AC97_GENERAL_PURPOSE, 7, 1, 0)
678 const snd_kcontrol_new_t snd_ac97_controls_3d[2] = {
679 AC97_SINGLE("3D Control - Center", AC97_3D_CONTROL, 8, 15, 0),
680 AC97_SINGLE("3D Control - Depth", AC97_3D_CONTROL, 0, 15, 0)
683 static const snd_kcontrol_new_t snd_ac97_controls_center[2] = {
684 AC97_SINGLE("Center Playback Switch", AC97_CENTER_LFE_MASTER, 7, 1, 1),
685 AC97_SINGLE("Center Playback Volume", AC97_CENTER_LFE_MASTER, 0, 31, 1)
688 static const snd_kcontrol_new_t snd_ac97_controls_lfe[2] = {
689 AC97_SINGLE("LFE Playback Switch", AC97_CENTER_LFE_MASTER, 15, 1, 1),
690 AC97_SINGLE("LFE Playback Volume", AC97_CENTER_LFE_MASTER, 8, 31, 1)
693 static const snd_kcontrol_new_t snd_ac97_controls_surround[2] = {
694 AC97_DOUBLE("Surround Playback Switch", AC97_SURROUND_MASTER, 15, 7, 1, 1),
695 AC97_DOUBLE("Surround Playback Volume", AC97_SURROUND_MASTER, 8, 0, 31, 1),
698 static const snd_kcontrol_new_t snd_ac97_control_eapd =
699 AC97_SINGLE("External Amplifier", AC97_POWERDOWN, 15, 1, 1);
701 static int snd_ac97_spdif_mask_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
703 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
708 static int snd_ac97_spdif_cmask_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t * ucontrol)
710 ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL |
711 IEC958_AES0_NONAUDIO |
712 IEC958_AES0_CON_EMPHASIS_5015 |
713 IEC958_AES0_CON_NOT_COPYRIGHT;
714 ucontrol->value.iec958.status[1] = IEC958_AES1_CON_CATEGORY |
715 IEC958_AES1_CON_ORIGINAL;
716 ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS;
720 static int snd_ac97_spdif_pmask_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t * ucontrol)
722 /* FIXME: AC'97 spec doesn't say which bits are used for what */
723 ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL |
724 IEC958_AES0_NONAUDIO |
726 IEC958_AES0_PRO_EMPHASIS_5015;
730 static int snd_ac97_spdif_default_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t * ucontrol)
732 ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
734 spin_lock(&ac97->reg_lock);
735 ucontrol->value.iec958.status[0] = ac97->spdif_status & 0xff;
736 ucontrol->value.iec958.status[1] = (ac97->spdif_status >> 8) & 0xff;
737 ucontrol->value.iec958.status[2] = (ac97->spdif_status >> 16) & 0xff;
738 ucontrol->value.iec958.status[3] = (ac97->spdif_status >> 24) & 0xff;
739 spin_unlock(&ac97->reg_lock);
743 static int snd_ac97_spdif_default_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t * ucontrol)
745 ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
746 unsigned int new = 0;
747 unsigned short val = 0;
750 spin_lock(&ac97->reg_lock);
751 new = val = ucontrol->value.iec958.status[0] & (IEC958_AES0_PROFESSIONAL|IEC958_AES0_NONAUDIO);
752 if (ucontrol->value.iec958.status[0] & IEC958_AES0_PROFESSIONAL) {
753 new |= ucontrol->value.iec958.status[0] & (IEC958_AES0_PRO_FS|IEC958_AES0_PRO_EMPHASIS_5015);
754 switch (new & IEC958_AES0_PRO_FS) {
755 case IEC958_AES0_PRO_FS_44100: val |= 0<<12; break;
756 case IEC958_AES0_PRO_FS_48000: val |= 2<<12; break;
757 case IEC958_AES0_PRO_FS_32000: val |= 3<<12; break;
758 default: val |= 1<<12; break;
760 if ((new & IEC958_AES0_PRO_EMPHASIS) == IEC958_AES0_PRO_EMPHASIS_5015)
763 new |= ucontrol->value.iec958.status[0] & (IEC958_AES0_CON_EMPHASIS_5015|IEC958_AES0_CON_NOT_COPYRIGHT);
764 new |= ((ucontrol->value.iec958.status[1] & (IEC958_AES1_CON_CATEGORY|IEC958_AES1_CON_ORIGINAL)) << 8);
765 new |= ((ucontrol->value.iec958.status[3] & IEC958_AES3_CON_FS) << 24);
766 if ((new & IEC958_AES0_CON_EMPHASIS) == IEC958_AES0_CON_EMPHASIS_5015)
768 if (!(new & IEC958_AES0_CON_NOT_COPYRIGHT))
770 val |= ((new >> 8) & 0xff) << 4; // category + original
771 switch ((new >> 24) & 0xff) {
772 case IEC958_AES3_CON_FS_44100: val |= 0<<12; break;
773 case IEC958_AES3_CON_FS_48000: val |= 2<<12; break;
774 case IEC958_AES3_CON_FS_32000: val |= 3<<12; break;
775 default: val |= 1<<12; break;
779 change = ac97->spdif_status != new;
780 ac97->spdif_status = new;
781 spin_unlock(&ac97->reg_lock);
783 if (ac97->flags & AC97_CS_SPDIF) {
784 int x = (val >> 12) & 0x03;
786 case 0: x = 1; break; // 44.1
787 case 2: x = 0; break; // 48.0
788 default: x = 0; break; // illegal.
790 change |= snd_ac97_update_bits(ac97, AC97_CSR_SPDIF, 0x3fff, ((val & 0xcfff) | (x << 12)));
791 } else if (ac97->flags & AC97_CX_SPDIF) {
793 v = new & (IEC958_AES0_CON_EMPHASIS_5015|IEC958_AES0_CON_NOT_COPYRIGHT) ? 0 : AC97_CXR_COPYRGT;
794 v |= new & IEC958_AES0_NONAUDIO ? AC97_CXR_SPDIF_AC3 : AC97_CXR_SPDIF_PCM;
795 change |= snd_ac97_update_bits(ac97, AC97_CXR_AUDIO_MISC,
796 AC97_CXR_SPDIF_MASK | AC97_CXR_COPYRGT,
799 unsigned short extst = ac97->regs[AC97_EXTENDED_STATUS];
800 snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, 0); /* turn off */
802 change |= snd_ac97_update_bits(ac97, AC97_SPDIF, 0x3fff, val);
803 if (extst & AC97_EA_SPDIF) {
804 snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, AC97_EA_SPDIF); /* turn on again */
811 static int snd_ac97_put_spsa(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
813 ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
814 int reg = kcontrol->private_value & 0xff;
815 int shift = (kcontrol->private_value >> 8) & 0xff;
816 int mask = (kcontrol->private_value >> 16) & 0xff;
817 // int invert = (kcontrol->private_value >> 24) & 0xff;
818 unsigned short value, old, new;
820 value = (ucontrol->value.integer.value[0] & mask);
824 spin_lock(&ac97->reg_lock);
825 old = ac97->regs[reg];
826 new = (old & ~mask) | value;
827 spin_unlock(&ac97->reg_lock);
831 unsigned short extst = ac97->regs[AC97_EXTENDED_STATUS];
832 snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, 0); /* turn off */
833 change = snd_ac97_update_bits(ac97, reg, mask, value);
834 if (extst & AC97_EA_SPDIF)
835 snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, AC97_EA_SPDIF); /* turn on again */
841 const snd_kcontrol_new_t snd_ac97_controls_spdif[5] = {
843 .access = SNDRV_CTL_ELEM_ACCESS_READ,
844 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
845 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK),
846 .info = snd_ac97_spdif_mask_info,
847 .get = snd_ac97_spdif_cmask_get,
850 .access = SNDRV_CTL_ELEM_ACCESS_READ,
851 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
852 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PRO_MASK),
853 .info = snd_ac97_spdif_mask_info,
854 .get = snd_ac97_spdif_pmask_get,
857 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
858 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
859 .info = snd_ac97_spdif_mask_info,
860 .get = snd_ac97_spdif_default_get,
861 .put = snd_ac97_spdif_default_put,
864 AC97_SINGLE(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH),AC97_EXTENDED_STATUS, 2, 1, 0),
866 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
867 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,NONE) "AC97-SPSA",
868 .info = snd_ac97_info_single,
869 .get = snd_ac97_get_single,
870 .put = snd_ac97_put_spsa,
871 .private_value = AC97_EXTENDED_STATUS | (4 << 8) | (3 << 16) | (0 << 24),
875 #define AD18XX_PCM_BITS(xname, codec, lshift, rshift, mask) \
876 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_ac97_ad18xx_pcm_info_bits, \
877 .get = snd_ac97_ad18xx_pcm_get_bits, .put = snd_ac97_ad18xx_pcm_put_bits, \
878 .private_value = (codec) | ((lshift) << 8) | ((rshift) << 12) | ((mask) << 24) }
880 static int snd_ac97_ad18xx_pcm_info_bits(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
882 ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
883 int mask = (kcontrol->private_value >> 16) & 0x0f;
884 int lshift = (kcontrol->private_value >> 8) & 0x0f;
885 int rshift = (kcontrol->private_value >> 12) & 0x0f;
887 uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
888 if (lshift != rshift && (ac97->flags & AC97_STEREO_MUTES))
892 uinfo->value.integer.min = 0;
893 uinfo->value.integer.max = mask;
897 static int snd_ac97_ad18xx_pcm_get_bits(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
899 ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
900 int codec = kcontrol->private_value & 3;
901 int lshift = (kcontrol->private_value >> 8) & 0x0f;
902 int rshift = (kcontrol->private_value >> 12) & 0x0f;
903 int mask = (kcontrol->private_value >> 16) & 0xff;
905 ucontrol->value.integer.value[0] = mask - ((ac97->spec.ad18xx.pcmreg[codec] >> lshift) & mask);
906 if (lshift != rshift && (ac97->flags & AC97_STEREO_MUTES))
907 ucontrol->value.integer.value[1] = mask - ((ac97->spec.ad18xx.pcmreg[codec] >> rshift) & mask);
911 static int snd_ac97_ad18xx_pcm_put_bits(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
913 ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
914 int codec = kcontrol->private_value & 3;
915 int lshift = (kcontrol->private_value >> 8) & 0x0f;
916 int rshift = (kcontrol->private_value >> 12) & 0x0f;
917 int mask = (kcontrol->private_value >> 16) & 0xff;
918 unsigned short val, valmask;
920 val = (mask - (ucontrol->value.integer.value[0] & mask)) << lshift;
921 valmask = mask << lshift;
922 if (lshift != rshift && (ac97->flags & AC97_STEREO_MUTES)) {
923 val |= (mask - (ucontrol->value.integer.value[1] & mask)) << rshift;
924 valmask |= mask << rshift;
926 return snd_ac97_ad18xx_update_pcm_bits(ac97, codec, valmask, val);
929 #define AD18XX_PCM_VOLUME(xname, codec) \
930 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_ac97_ad18xx_pcm_info_volume, \
931 .get = snd_ac97_ad18xx_pcm_get_volume, .put = snd_ac97_ad18xx_pcm_put_volume, \
932 .private_value = codec }
934 static int snd_ac97_ad18xx_pcm_info_volume(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
936 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
938 uinfo->value.integer.min = 0;
939 uinfo->value.integer.max = 31;
943 static int snd_ac97_ad18xx_pcm_get_volume(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
945 ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
946 int codec = kcontrol->private_value & 3;
948 spin_lock(&ac97->reg_lock);
949 ucontrol->value.integer.value[0] = 31 - ((ac97->spec.ad18xx.pcmreg[codec] >> 0) & 31);
950 ucontrol->value.integer.value[1] = 31 - ((ac97->spec.ad18xx.pcmreg[codec] >> 8) & 31);
951 spin_unlock(&ac97->reg_lock);
955 static int snd_ac97_ad18xx_pcm_put_volume(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
957 ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
958 int codec = kcontrol->private_value & 3;
959 unsigned short val1, val2;
961 val1 = 31 - (ucontrol->value.integer.value[0] & 31);
962 val2 = 31 - (ucontrol->value.integer.value[1] & 31);
963 return snd_ac97_ad18xx_update_pcm_bits(ac97, codec, 0x1f1f, (val1 << 8) | val2);
966 static const snd_kcontrol_new_t snd_ac97_controls_ad18xx_pcm[2] = {
967 AD18XX_PCM_BITS("PCM Playback Switch", 0, 15, 7, 1),
968 AD18XX_PCM_VOLUME("PCM Playback Volume", 0)
971 static const snd_kcontrol_new_t snd_ac97_controls_ad18xx_surround[2] = {
972 AD18XX_PCM_BITS("Surround Playback Switch", 1, 15, 7, 1),
973 AD18XX_PCM_VOLUME("Surround Playback Volume", 1)
976 static const snd_kcontrol_new_t snd_ac97_controls_ad18xx_center[2] = {
977 AD18XX_PCM_BITS("Center Playback Switch", 2, 15, 15, 1),
978 AD18XX_PCM_BITS("Center Playback Volume", 2, 8, 8, 31)
981 static const snd_kcontrol_new_t snd_ac97_controls_ad18xx_lfe[2] = {
982 AD18XX_PCM_BITS("LFE Playback Switch", 2, 7, 7, 1),
983 AD18XX_PCM_BITS("LFE Playback Volume", 2, 0, 0, 31)
990 static int snd_ac97_bus_free(ac97_bus_t *bus)
993 snd_ac97_bus_proc_done(bus);
996 if (bus->private_free)
997 bus->private_free(bus);
998 snd_magic_kfree(bus);
1003 static int snd_ac97_bus_dev_free(snd_device_t *device)
1005 ac97_bus_t *bus = snd_magic_cast(ac97_bus_t, device->device_data, return -ENXIO);
1006 return snd_ac97_bus_free(bus);
1009 static int snd_ac97_free(ac97_t *ac97)
1012 snd_ac97_proc_done(ac97);
1014 ac97->bus->codec[ac97->num] = NULL;
1015 if (ac97->private_free)
1016 ac97->private_free(ac97);
1017 snd_magic_kfree(ac97);
1022 static int snd_ac97_dev_free(snd_device_t *device)
1024 ac97_t *ac97 = snd_magic_cast(ac97_t, device->device_data, return -ENXIO);
1025 return snd_ac97_free(ac97);
1028 static int snd_ac97_try_volume_mix(ac97_t * ac97, int reg)
1030 unsigned short val, mask = 0x8000;
1032 if (! snd_ac97_valid_reg(ac97, reg))
1036 case AC97_MASTER_TONE:
1037 return ac97->caps & 0x04 ? 1 : 0;
1038 case AC97_HEADPHONE:
1039 return ac97->caps & 0x10 ? 1 : 0;
1040 case AC97_REC_GAIN_MIC:
1041 return ac97->caps & 0x01 ? 1 : 0;
1042 case AC97_3D_CONTROL:
1043 if (ac97->caps & 0x7c00) {
1044 val = snd_ac97_read(ac97, reg);
1045 /* if nonzero - fixed and we can't set it */
1049 case AC97_CENTER_LFE_MASTER: /* center */
1050 if ((ac97->ext_id & AC97_EI_CDAC) == 0)
1053 case AC97_CENTER_LFE_MASTER+1: /* lfe */
1054 if ((ac97->ext_id & AC97_EI_LDAC) == 0)
1056 reg = AC97_CENTER_LFE_MASTER;
1059 case AC97_SURROUND_MASTER:
1060 if ((ac97->ext_id & AC97_EI_SDAC) == 0)
1065 if (ac97->limited_regs && test_bit(reg, ac97->reg_accessed))
1066 return 1; /* allow without check */
1068 val = snd_ac97_read(ac97, reg);
1069 if (!(val & mask)) {
1070 /* nothing seems to be here - mute flag is not set */
1071 /* try another test */
1072 snd_ac97_write_cache(ac97, reg, val | mask);
1073 val = snd_ac97_read(ac97, reg);
1075 return 0; /* nothing here */
1077 return 1; /* success, useable */
1080 int snd_ac97_try_bit(ac97_t * ac97, int reg, int bit)
1082 unsigned short mask, val, orig, res;
1085 orig = snd_ac97_read(ac97, reg);
1087 snd_ac97_write(ac97, reg, val);
1088 res = snd_ac97_read(ac97, reg);
1089 snd_ac97_write_cache(ac97, reg, orig);
1093 static void snd_ac97_change_volume_params1(ac97_t * ac97, int reg, unsigned char *max)
1095 unsigned short val, val1;
1098 val = 0x8000 | 0x0020;
1099 snd_ac97_write(ac97, reg, val);
1100 val1 = snd_ac97_read(ac97, reg);
1104 /* reset volume to zero */
1105 snd_ac97_write_cache(ac97, reg, 0x8000);
1108 static void snd_ac97_change_volume_params2(ac97_t * ac97, int reg, int shift, unsigned char *max)
1110 unsigned short val, val1;
1113 val = 0x8080 | (0x20 << shift);
1114 snd_ac97_write(ac97, reg, val);
1115 val1 = snd_ac97_read(ac97, reg);
1119 /* reset volume to zero */
1120 snd_ac97_write_cache(ac97, reg, 0x8080);
1123 static void snd_ac97_change_volume_params3(ac97_t * ac97, int reg, unsigned char *max)
1125 unsigned short val, val1;
1128 val = 0x8000 | 0x0010;
1129 snd_ac97_write(ac97, reg, val);
1130 val1 = snd_ac97_read(ac97, reg);
1134 /* reset volume to zero */
1135 snd_ac97_write_cache(ac97, reg, 0x8000);
1138 static inline int printable(unsigned int x)
1141 if (x < ' ' || x >= 0x71) {
1143 return x - 0x71 + 'A';
1149 snd_kcontrol_t *snd_ac97_cnew(const snd_kcontrol_new_t *_template, ac97_t * ac97)
1151 snd_kcontrol_new_t template;
1152 memcpy(&template, _template, sizeof(template));
1153 snd_runtime_check(!template.index, return NULL);
1154 template.index = ac97->num;
1155 return snd_ctl_new1(&template, ac97);
1159 * create mute switch(es) for normal stereo controls
1161 static int snd_ac97_cmute_new(snd_card_t *card, char *name, int reg, ac97_t *ac97)
1163 snd_kcontrol_t *kctl;
1166 if (ac97->flags & AC97_STEREO_MUTES) {
1167 /* check whether both mute bits work */
1168 unsigned short val, val1;
1169 val = snd_ac97_read(ac97, reg);
1170 val1 = val | 0x8080;
1171 snd_ac97_write(ac97, reg, val1);
1172 if (val1 == snd_ac97_read(ac97, reg))
1174 snd_ac97_write(ac97, reg, val);
1177 snd_kcontrol_new_t tmp = AC97_DOUBLE(name, reg, 15, 7, 1, 1);
1178 tmp.index = ac97->num;
1179 kctl = snd_ctl_new1(&tmp, ac97);
1181 snd_kcontrol_new_t tmp = AC97_SINGLE(name, reg, 15, 1, 1);
1182 tmp.index = ac97->num;
1183 kctl = snd_ctl_new1(&tmp, ac97);
1185 return snd_ctl_add(card, kctl);
1189 * create volumes for normal stereo controls
1191 static int snd_ac97_cvol_new(snd_card_t *card, char *name, int reg, unsigned int max, ac97_t *ac97)
1194 snd_kcontrol_new_t tmp = AC97_DOUBLE(name, reg, 8, 0, (unsigned int)max, 1);
1195 tmp.index = ac97->num;
1196 if ((err = snd_ctl_add(card, snd_ctl_new1(&tmp, ac97))) < 0)
1198 snd_ac97_write_cache(ac97, reg,
1199 ((ac97->flags & AC97_STEREO_MUTES) ? 0x8080 : 0x8000) |
1200 (unsigned short)max | ((unsigned short)max << 8));
1205 * create mute-switch and volumes for normal stereo controls
1207 static int snd_ac97_cmix_new(snd_card_t *card, const char *pfx, int reg, int check_res, ac97_t *ac97)
1213 sprintf(name, "%s Switch", pfx);
1214 if ((err = snd_ac97_cmute_new(card, name, reg, ac97)) < 0)
1216 sprintf(name, "%s Volume", pfx);
1218 snd_ac97_change_volume_params1(ac97, reg, &max);
1220 max = 31; /* 5bit */
1221 if ((err = snd_ac97_cvol_new(card, name, reg, max, ac97)) < 0)
1227 static int snd_ac97_mixer_build(ac97_t * ac97)
1229 snd_card_t *card = ac97->bus->card;
1230 snd_kcontrol_t *kctl;
1235 /* build master controls */
1236 /* AD claims to remove this control from AD1887, although spec v2.2 does not allow this */
1237 if (snd_ac97_try_volume_mix(ac97, AC97_MASTER)) {
1238 if ((err = snd_ac97_cmix_new(card, "Master Playback", AC97_MASTER, 1, ac97)) < 0)
1242 ac97->regs[AC97_CENTER_LFE_MASTER] = 0x8080;
1244 /* build center controls */
1245 if (snd_ac97_try_volume_mix(ac97, AC97_CENTER_LFE_MASTER)) {
1246 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_center[0], ac97))) < 0)
1248 if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_center[1], ac97))) < 0)
1250 snd_ac97_change_volume_params2(ac97, AC97_CENTER_LFE_MASTER, 0, &max);
1251 kctl->private_value &= ~(0xff << 16);
1252 kctl->private_value |= (int)max << 16;
1253 snd_ac97_write_cache(ac97, AC97_CENTER_LFE_MASTER, ac97->regs[AC97_CENTER_LFE_MASTER] | max);
1256 /* build LFE controls */
1257 if (snd_ac97_try_volume_mix(ac97, AC97_CENTER_LFE_MASTER+1)) {
1258 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_lfe[0], ac97))) < 0)
1260 if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_lfe[1], ac97))) < 0)
1262 snd_ac97_change_volume_params2(ac97, AC97_CENTER_LFE_MASTER, 8, &max);
1263 kctl->private_value &= ~(0xff << 16);
1264 kctl->private_value |= (int)max << 16;
1265 snd_ac97_write_cache(ac97, AC97_CENTER_LFE_MASTER, ac97->regs[AC97_CENTER_LFE_MASTER] | max << 8);
1268 /* build surround controls */
1269 if (snd_ac97_try_volume_mix(ac97, AC97_SURROUND_MASTER)) {
1270 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_surround[0], ac97))) < 0)
1272 if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_surround[1], ac97))) < 0)
1274 snd_ac97_change_volume_params2(ac97, AC97_SURROUND_MASTER, 0, &max);
1275 kctl->private_value &= ~(0xff << 16);
1276 kctl->private_value |= (int)max << 16;
1277 snd_ac97_write_cache(ac97, AC97_SURROUND_MASTER, 0x8080 | max | (max << 8));
1280 /* build headphone controls */
1281 if (snd_ac97_try_volume_mix(ac97, AC97_HEADPHONE) || ac97->id == AC97_ID_STAC9708) {
1282 const char *name = ac97->id == AC97_ID_STAC9708 ?
1283 "Sigmatel Surround Playback" :
1284 "Headphone Playback";
1285 if ((err = snd_ac97_cmix_new(card, name, AC97_HEADPHONE, 1, ac97)) < 0)
1289 /* build master mono controls */
1290 if (snd_ac97_try_volume_mix(ac97, AC97_MASTER_MONO)) {
1291 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_master_mono[0], ac97))) < 0)
1293 if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_master_mono[1], ac97))) < 0)
1295 snd_ac97_change_volume_params1(ac97, AC97_MASTER_MONO, &max);
1296 kctl->private_value &= ~(0xff << 16);
1297 kctl->private_value |= (int)max << 16;
1298 snd_ac97_write_cache(ac97, AC97_MASTER_MONO, 0x8000 | max);
1301 /* build master tone controls */
1302 if (snd_ac97_try_volume_mix(ac97, AC97_MASTER_TONE)) {
1303 for (idx = 0; idx < 2; idx++) {
1304 if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_tone[idx], ac97))) < 0)
1306 if (ac97->id == AC97_ID_YMF753) {
1307 kctl->private_value &= ~(0xff << 16);
1308 kctl->private_value |= 7 << 16;
1311 snd_ac97_write_cache(ac97, AC97_MASTER_TONE, 0x0f0f);
1314 /* build PC Speaker controls */
1315 if ((ac97->flags & AC97_HAS_PC_BEEP) ||
1316 snd_ac97_try_volume_mix(ac97, AC97_PC_BEEP)) {
1317 for (idx = 0; idx < 2; idx++)
1318 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_pc_beep[idx], ac97))) < 0)
1320 snd_ac97_write_cache(ac97, AC97_PC_BEEP, 0x801e);
1323 /* build Phone controls */
1324 if (snd_ac97_try_volume_mix(ac97, AC97_PHONE)) {
1325 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_phone[0], ac97))) < 0)
1327 if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_phone[1], ac97))) < 0)
1329 snd_ac97_change_volume_params3(ac97, AC97_PHONE, &max);
1330 kctl->private_value &= ~(0xff << 16);
1331 kctl->private_value |= (int)max << 16;
1332 snd_ac97_write_cache(ac97, AC97_PHONE, 0x8000 | max);
1335 /* build MIC controls */
1336 snd_ac97_change_volume_params3(ac97, AC97_MIC, &max);
1337 for (idx = 0; idx < 3; idx++) {
1338 if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_mic[idx], ac97))) < 0)
1340 if (idx == 1) { // volume
1341 kctl->private_value &= ~(0xff << 16);
1342 kctl->private_value |= (int)max << 16;
1345 snd_ac97_write_cache(ac97, AC97_MIC, 0x8000 | max);
1347 /* build Line controls */
1348 if ((err = snd_ac97_cmix_new(card, "Line Playback", AC97_LINE, 0, ac97)) < 0)
1351 /* build CD controls */
1352 if ((err = snd_ac97_cmix_new(card, "CD Playback", AC97_CD, 0, ac97)) < 0)
1355 /* build Video controls */
1356 if (snd_ac97_try_volume_mix(ac97, AC97_VIDEO)) {
1357 if ((err = snd_ac97_cmix_new(card, "Video Playback", AC97_VIDEO, 0, ac97)) < 0)
1361 /* build Aux controls */
1362 if (snd_ac97_try_volume_mix(ac97, AC97_AUX)) {
1363 if ((err = snd_ac97_cmix_new(card, "Aux Playback", AC97_AUX, 0, ac97)) < 0)
1367 /* build PCM controls */
1368 if (ac97->flags & AC97_AD_MULTI) {
1369 unsigned short init_val;
1370 if (ac97->flags & AC97_STEREO_MUTES)
1374 for (idx = 0; idx < 2; idx++)
1375 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_ad18xx_pcm[idx], ac97))) < 0)
1377 ac97->spec.ad18xx.pcmreg[0] = init_val;
1378 if (ac97->scaps & AC97_SCAP_SURROUND_DAC) {
1379 for (idx = 0; idx < 2; idx++)
1380 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_ad18xx_surround[idx], ac97))) < 0)
1382 ac97->spec.ad18xx.pcmreg[1] = init_val;
1384 if (ac97->scaps & AC97_SCAP_CENTER_LFE_DAC) {
1385 for (idx = 0; idx < 2; idx++)
1386 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_ad18xx_center[idx], ac97))) < 0)
1388 for (idx = 0; idx < 2; idx++)
1389 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_ad18xx_lfe[idx], ac97))) < 0)
1391 ac97->spec.ad18xx.pcmreg[2] = init_val;
1393 snd_ac97_write_cache(ac97, AC97_PCM, init_val);
1395 if ((err = snd_ac97_cmute_new(card, "PCM Playback Switch", AC97_PCM, ac97)) < 0)
1397 /* FIXME: C-Media chips have no PCM volume!! */
1398 if (/*ac97->id == 0x434d4941 ||*/
1399 ac97->id == 0x434d4942 ||
1400 ac97->id == 0x434d4961)
1401 snd_ac97_write_cache(ac97, AC97_PCM, 0x9f1f);
1403 if ((err = snd_ac97_cvol_new(card, "PCM Playback Volume", AC97_PCM, 31, ac97)) < 0)
1408 /* build Capture controls */
1409 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_control_capture_src, ac97))) < 0)
1411 if ((err = snd_ac97_cmute_new(card, "Capture Switch", AC97_REC_GAIN, ac97)) < 0)
1413 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_control_capture_vol, ac97))) < 0)
1415 snd_ac97_write_cache(ac97, AC97_REC_SEL, 0x0000);
1416 snd_ac97_write_cache(ac97, AC97_REC_GAIN, 0x0000);
1418 /* build MIC Capture controls */
1419 if (snd_ac97_try_volume_mix(ac97, AC97_REC_GAIN_MIC)) {
1420 for (idx = 0; idx < 2; idx++)
1421 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_mic_capture[idx], ac97))) < 0)
1423 snd_ac97_write_cache(ac97, AC97_REC_GAIN_MIC, 0x0000);
1426 /* build PCM out path & mute control */
1427 if (snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 15)) {
1428 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_PCM_OUT], ac97))) < 0)
1432 /* build Simulated Stereo Enhancement control */
1433 if (ac97->caps & 0x0008) {
1434 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_STEREO_ENHANCEMENT], ac97))) < 0)
1438 /* build 3D Stereo Enhancement control */
1439 if (snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 13)) {
1440 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_3D], ac97))) < 0)
1444 /* build Loudness control */
1445 if (ac97->caps & 0x0020) {
1446 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_LOUDNESS], ac97))) < 0)
1450 /* build Mono output select control */
1451 if (snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 9)) {
1452 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_MONO], ac97))) < 0)
1456 /* build Mic select control */
1457 if (snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 8)) {
1458 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_MIC], ac97))) < 0)
1462 /* build ADC/DAC loopback control */
1463 if (enable_loopback && snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 7)) {
1464 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_LOOPBACK], ac97))) < 0)
1468 snd_ac97_write_cache(ac97, AC97_GENERAL_PURPOSE, 0x0000);
1470 /* build 3D controls */
1471 if (ac97->build_ops && ac97->build_ops->build_3d) {
1472 ac97->build_ops->build_3d(ac97);
1474 if (snd_ac97_try_volume_mix(ac97, AC97_3D_CONTROL)) {
1477 snd_ac97_write(ac97, AC97_3D_CONTROL, val);
1478 val = snd_ac97_read(ac97, AC97_3D_CONTROL);
1479 val = val == 0x0606;
1480 if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_3d[0], ac97))) < 0)
1483 kctl->private_value = AC97_3D_CONTROL | (9 << 8) | (7 << 16);
1484 if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_3d[1], ac97))) < 0)
1487 kctl->private_value = AC97_3D_CONTROL | (1 << 8) | (7 << 16);
1488 snd_ac97_write_cache(ac97, AC97_3D_CONTROL, 0x0000);
1492 /* build S/PDIF controls */
1493 if (ac97->ext_id & AC97_EI_SPDIF) {
1494 if (ac97->build_ops && ac97->build_ops->build_spdif) {
1495 if ((err = ac97->build_ops->build_spdif(ac97)) < 0)
1498 for (idx = 0; idx < 5; idx++)
1499 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_spdif[idx], ac97))) < 0)
1501 if (ac97->build_ops && ac97->build_ops->build_post_spdif) {
1502 if ((err = ac97->build_ops->build_post_spdif(ac97)) < 0)
1505 /* set default PCM S/PDIF params */
1506 /* consumer,PCM audio,no copyright,no preemphasis,PCM coder,original,48000Hz */
1507 snd_ac97_write_cache(ac97, AC97_SPDIF, 0x2a20);
1509 ac97->spdif_status = SNDRV_PCM_DEFAULT_CON_SPDIF;
1512 /* build chip specific controls */
1513 if (ac97->build_ops && ac97->build_ops->build_specific)
1514 if ((err = ac97->build_ops->build_specific(ac97)) < 0)
1517 if (snd_ac97_try_bit(ac97, AC97_POWERDOWN, 15)) {
1518 if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_control_eapd, ac97))) < 0)
1525 static int snd_ac97_modem_build(snd_card_t * card, ac97_t * ac97)
1528 //printk("AC97_GPIO_CFG = %x\n",snd_ac97_read(ac97,AC97_GPIO_CFG));
1529 snd_ac97_write(ac97, AC97_GPIO_CFG, 0xffff & ~(AC97_GPIO_LINE1_OH));
1530 snd_ac97_write(ac97, AC97_GPIO_POLARITY, 0xffff & ~(AC97_GPIO_LINE1_OH));
1531 snd_ac97_write(ac97, AC97_GPIO_STICKY, 0xffff);
1532 snd_ac97_write(ac97, AC97_GPIO_WAKEUP, 0x0);
1533 snd_ac97_write(ac97, AC97_MISC_AFE, 0x0);
1537 static int snd_ac97_test_rate(ac97_t *ac97, int reg, int shadow_reg, int rate)
1542 tmp = ((unsigned int)rate * ac97->bus->clock) / 48000;
1543 snd_ac97_write_cache(ac97, reg, tmp & 0xffff);
1545 snd_ac97_write_cache(ac97, shadow_reg, tmp & 0xffff);
1546 val = snd_ac97_read(ac97, reg);
1547 return val == (tmp & 0xffff);
1550 static void snd_ac97_determine_rates(ac97_t *ac97, int reg, int shadow_reg, unsigned int *r_result)
1552 unsigned int result = 0;
1554 /* test a non-standard rate */
1555 if (snd_ac97_test_rate(ac97, reg, shadow_reg, 11000))
1556 result |= SNDRV_PCM_RATE_CONTINUOUS;
1557 /* let's try to obtain standard rates */
1558 if (snd_ac97_test_rate(ac97, reg, shadow_reg, 8000))
1559 result |= SNDRV_PCM_RATE_8000;
1560 if (snd_ac97_test_rate(ac97, reg, shadow_reg, 11025))
1561 result |= SNDRV_PCM_RATE_11025;
1562 if (snd_ac97_test_rate(ac97, reg, shadow_reg, 16000))
1563 result |= SNDRV_PCM_RATE_16000;
1564 if (snd_ac97_test_rate(ac97, reg, shadow_reg, 22050))
1565 result |= SNDRV_PCM_RATE_22050;
1566 if (snd_ac97_test_rate(ac97, reg, shadow_reg, 32000))
1567 result |= SNDRV_PCM_RATE_32000;
1568 if (snd_ac97_test_rate(ac97, reg, shadow_reg, 44100))
1569 result |= SNDRV_PCM_RATE_44100;
1570 if (snd_ac97_test_rate(ac97, reg, shadow_reg, 48000))
1571 result |= SNDRV_PCM_RATE_48000;
1575 void snd_ac97_get_name(ac97_t *ac97, unsigned int id, char *name, int modem)
1577 const ac97_codec_id_t *pid;
1579 sprintf(name, "0x%x %c%c%c", id,
1580 printable(id >> 24),
1581 printable(id >> 16),
1582 printable(id >> 8));
1583 for (pid = snd_ac97_codec_id_vendors; pid->id; pid++)
1584 if (pid->id == (id & pid->mask)) {
1585 strcpy(name, pid->name);
1587 if (!modem && pid->patch)
1589 else if (modem && pid->mpatch)
1597 for (pid = snd_ac97_codec_ids; pid->id; pid++)
1598 if (pid->id == (id & pid->mask)) {
1600 strcat(name, pid->name);
1601 if (pid->mask != 0xffffffff)
1602 sprintf(name + strlen(name), " rev %d", id & ~pid->mask);
1604 if (!modem && pid->patch)
1606 else if (modem && pid->mpatch)
1611 sprintf(name + strlen(name), " id %x", id & 0xff);
1615 /* wait for a while until registers are accessible after RESET
1616 * return 0 if ok, negative not ready
1618 static int ac97_reset_wait(ac97_t *ac97, int timeout, int with_modem)
1620 unsigned long end_time;
1621 end_time = jiffies + timeout;
1623 unsigned short ext_mid;
1625 /* use preliminary reads to settle the communication */
1626 snd_ac97_read(ac97, AC97_RESET);
1627 snd_ac97_read(ac97, AC97_VENDOR_ID1);
1628 snd_ac97_read(ac97, AC97_VENDOR_ID2);
1631 ext_mid = snd_ac97_read(ac97, AC97_EXTENDED_MID);
1632 if (ext_mid != 0xffff && (ext_mid & 1) != 0)
1635 /* because the PCM or MASTER volume registers can be modified,
1636 * the REC_GAIN register is used for tests
1638 /* test if we can write to the record gain volume register */
1639 snd_ac97_write_cache(ac97, AC97_REC_GAIN, 0x8a05);
1640 if (snd_ac97_read(ac97, AC97_REC_GAIN) == 0x8a05)
1642 set_current_state(TASK_UNINTERRUPTIBLE);
1643 schedule_timeout(HZ/100);
1644 } while (time_after_eq(end_time, jiffies));
1649 * snd_ac97_bus - create an AC97 bus component
1650 * @card: the card instance
1651 * @_bus: the template of AC97 bus, callbacks and
1653 * @rbus: the pointer to store the new AC97 bus instance.
1655 * Creates an AC97 bus component. An ac97_bus_t instance is newly
1656 * allocated and initialized from the template (_bus).
1658 * The template must include the valid callbacks (at least read and
1659 * write), the bus number (num), and the private data (private_data).
1660 * The other callbacks, wait and reset, are not mandatory.
1662 * The clock is set to 48000. If another clock is needed, set
1663 * bus->clock manually.
1665 * The AC97 bus instance is registered as a low-level device, so you don't
1666 * have to release it manually.
1668 * Returns zero if successful, or a negative error code on failure.
1670 int snd_ac97_bus(snd_card_t * card, ac97_bus_t * _bus, ac97_bus_t ** rbus)
1674 static snd_device_ops_t ops = {
1675 .dev_free = snd_ac97_bus_dev_free,
1678 snd_assert(card != NULL, return -EINVAL);
1679 snd_assert(_bus != NULL && rbus != NULL, return -EINVAL);
1680 bus = snd_magic_kmalloc(ac97_bus_t, 0, GFP_KERNEL);
1685 if (bus->clock == 0)
1687 spin_lock_init(&bus->bus_lock);
1688 snd_ac97_bus_proc_init(bus);
1689 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, bus, &ops)) < 0) {
1690 snd_ac97_bus_free(bus);
1698 * snd_ac97_mixer - create an Codec97 component
1699 * @bus: the AC97 bus which codec is attached to
1700 * @_ac97: the template of ac97, including index, callbacks and
1702 * @rac97: the pointer to store the new ac97 instance.
1704 * Creates an Codec97 component. An ac97_t instance is newly
1705 * allocated and initialized from the template (_ac97). The codec
1706 * is then initialized by the standard procedure.
1708 * The template must include the valid callbacks (at least read and
1709 * write), the codec number (num) and address (addr), and the private
1710 * data (private_data). The other callbacks, wait and reset, are not
1713 * The ac97 instance is registered as a low-level device, so you don't
1714 * have to release it manually.
1716 * Returns zero if successful, or a negative error code on failure.
1718 int snd_ac97_mixer(ac97_bus_t * bus, ac97_t * _ac97, ac97_t ** rac97)
1724 unsigned long end_time;
1726 static snd_device_ops_t ops = {
1727 .dev_free = snd_ac97_dev_free,
1730 snd_assert(rac97 != NULL, return -EINVAL);
1732 snd_assert(bus != NULL && _ac97 != NULL, return -EINVAL);
1733 snd_assert(_ac97->num < 4 && bus->codec[_ac97->num] == NULL, return -EINVAL);
1735 ac97 = snd_magic_kmalloc(ac97_t, 0, GFP_KERNEL);
1740 bus->codec[ac97->num] = ac97;
1741 spin_lock_init(&ac97->reg_lock);
1744 pci_read_config_word(ac97->pci, PCI_SUBSYSTEM_VENDOR_ID, &ac97->subsystem_vendor);
1745 pci_read_config_word(ac97->pci, PCI_SUBSYSTEM_ID, &ac97->subsystem_device);
1752 snd_ac97_write(ac97, AC97_RESET, 0); /* reset to defaults */
1757 if (ac97_reset_wait(ac97, HZ/2, 0) < 0 &&
1758 ac97_reset_wait(ac97, HZ/2, 1) < 0) {
1759 snd_printk(KERN_WARNING "AC'97 %d does not respond - RESET\n", ac97->num);
1760 /* proceed anyway - it's often non-critical */
1764 ac97->id = snd_ac97_read(ac97, AC97_VENDOR_ID1) << 16;
1765 ac97->id |= snd_ac97_read(ac97, AC97_VENDOR_ID2);
1766 if (ac97->id == 0x00000000 || ac97->id == 0xffffffff) {
1767 snd_printk(KERN_ERR "AC'97 %d access is not valid [0x%x], removing mixer.\n", ac97->num, ac97->id);
1768 snd_ac97_free(ac97);
1771 /* AC97 audio codec chip revision detection. */
1772 /* Currently only Realtek ALC650 detection implemented. */
1773 switch(ac97->id & 0xfffffff0) {
1774 case 0x414c4720: /* ALC650 */
1775 reg = snd_ac97_read(ac97, AC97_ALC650_REVISION);
1776 if (((reg & 0x3f) >= 0) && ((reg & 0x3f) < 3))
1777 ac97->id = 0x414c4720; /* Old version */
1778 else if (((reg & 0x3f) >= 3) && ((reg & 0x3f) < 0x10))
1779 ac97->id = 0x414c4721; /* D version */
1780 else if ((reg&0x30) == 0x10)
1781 ac97->id = 0x414c4722; /* E version */
1782 else if ((reg&0x30) == 0x20)
1783 ac97->id = 0x414c4723; /* F version */
1786 /* test for AC'97 */
1787 if (!(ac97->scaps & AC97_SCAP_SKIP_AUDIO) && !(ac97->scaps & AC97_SCAP_AUDIO)) {
1788 /* test if we can write to the record gain volume register */
1789 snd_ac97_write_cache(ac97, AC97_REC_GAIN, 0x8a06);
1790 if ((err = snd_ac97_read(ac97, AC97_REC_GAIN)) == 0x8a06)
1791 ac97->scaps |= AC97_SCAP_AUDIO;
1793 if (ac97->scaps & AC97_SCAP_AUDIO) {
1794 ac97->caps = snd_ac97_read(ac97, AC97_RESET);
1795 ac97->ext_id = snd_ac97_read(ac97, AC97_EXTENDED_ID);
1796 if (ac97->ext_id == 0xffff) /* invalid combination */
1800 /* test for MC'97 */
1801 if (!(ac97->scaps & AC97_SCAP_SKIP_MODEM) && !(ac97->scaps & AC97_SCAP_MODEM)) {
1802 ac97->ext_mid = snd_ac97_read(ac97, AC97_EXTENDED_MID);
1803 if (ac97->ext_mid == 0xffff) /* invalid combination */
1805 if (ac97->ext_mid & 1)
1806 ac97->scaps |= AC97_SCAP_MODEM;
1809 if (!ac97_is_audio(ac97) && !ac97_is_modem(ac97)) {
1810 if (!(ac97->scaps & (AC97_SCAP_SKIP_AUDIO|AC97_SCAP_SKIP_MODEM)))
1811 snd_printk(KERN_ERR "AC'97 %d access error (not audio or modem codec)\n", ac97->num);
1812 snd_ac97_free(ac97);
1816 if (bus->reset) // FIXME: always skipping?
1819 /* FIXME: add powerdown control */
1820 if (ac97_is_audio(ac97)) {
1821 /* nothing should be in powerdown mode */
1822 snd_ac97_write_cache(ac97, AC97_POWERDOWN, 0);
1823 snd_ac97_write_cache(ac97, AC97_RESET, 0); /* reset to defaults */
1825 /* nothing should be in powerdown mode */
1826 snd_ac97_write_cache(ac97, AC97_POWERDOWN, 0);
1827 snd_ac97_write_cache(ac97, AC97_GENERAL_PURPOSE, 0);
1828 end_time = jiffies + (HZ / 10);
1830 if ((snd_ac97_read(ac97, AC97_POWERDOWN) & 0x0f) == 0x0f)
1832 set_current_state(TASK_UNINTERRUPTIBLE);
1833 schedule_timeout(HZ/10);
1834 } while (time_after_eq(end_time, jiffies));
1835 snd_printk(KERN_ERR "AC'97 %d analog subsections not ready\n", ac97->num);
1838 /* FIXME: add powerdown control */
1839 if (ac97_is_modem(ac97)) {
1842 /* nothing should be in powerdown mode */
1843 /* note: it's important to set the rate at first */
1844 tmp = AC97_MEA_GPIO;
1845 if (ac97->ext_mid & AC97_MEI_LINE1) {
1846 snd_ac97_write_cache(ac97, AC97_LINE1_RATE, 12000);
1847 tmp |= AC97_MEA_ADC1 | AC97_MEA_DAC1;
1849 if (ac97->ext_mid & AC97_MEI_LINE2) {
1850 snd_ac97_write_cache(ac97, AC97_LINE2_RATE, 12000);
1851 tmp |= AC97_MEA_ADC2 | AC97_MEA_DAC2;
1853 if (ac97->ext_mid & AC97_MEI_HANDSET) {
1854 snd_ac97_write_cache(ac97, AC97_HANDSET_RATE, 12000);
1855 tmp |= AC97_MEA_HADC | AC97_MEA_HDAC;
1857 snd_ac97_write_cache(ac97, AC97_EXTENDED_MSTATUS, 0xff00 & ~(tmp << 8));
1859 /* nothing should be in powerdown mode */
1860 snd_ac97_write_cache(ac97, AC97_EXTENDED_MSTATUS, 0xff00 & ~(tmp << 8));
1861 end_time = jiffies + (HZ / 10);
1863 if ((snd_ac97_read(ac97, AC97_EXTENDED_MSTATUS) & tmp) == tmp)
1865 set_current_state(TASK_UNINTERRUPTIBLE);
1866 schedule_timeout(HZ/10);
1867 } while (time_after_eq(end_time, jiffies));
1868 snd_printk(KERN_ERR "MC'97 %d converters and GPIO not ready (0x%x)\n", ac97->num, snd_ac97_read(ac97, AC97_EXTENDED_MSTATUS));
1872 if (ac97_is_audio(ac97))
1873 ac97->addr = (ac97->ext_id & AC97_EI_ADDR_MASK) >> AC97_EI_ADDR_SHIFT;
1875 ac97->addr = (ac97->ext_mid & AC97_MEI_ADDR_MASK) >> AC97_MEI_ADDR_SHIFT;
1876 if (ac97->ext_id & 0x0189) /* L/R, MIC, SDAC, LDAC VRA support */
1877 snd_ac97_write_cache(ac97, AC97_EXTENDED_STATUS, ac97->ext_id & 0x0189);
1878 if (ac97->ext_id & AC97_EI_VRA) { /* VRA support */
1879 snd_ac97_determine_rates(ac97, AC97_PCM_FRONT_DAC_RATE, 0, &ac97->rates[AC97_RATES_FRONT_DAC]);
1880 snd_ac97_determine_rates(ac97, AC97_PCM_LR_ADC_RATE, 0, &ac97->rates[AC97_RATES_ADC]);
1882 ac97->rates[AC97_RATES_FRONT_DAC] = SNDRV_PCM_RATE_48000;
1883 ac97->rates[AC97_RATES_ADC] = SNDRV_PCM_RATE_48000;
1885 if (ac97->ext_id & AC97_EI_SPDIF) {
1886 /* codec specific code (patch) should override these values */
1887 if (ac97->flags & AC97_CS_SPDIF)
1888 ac97->rates[AC97_RATES_SPDIF] = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_44100;
1889 else if (ac97->id == AC97_ID_CM9739)
1890 ac97->rates[AC97_RATES_SPDIF] = SNDRV_PCM_RATE_48000;
1892 ac97->rates[AC97_RATES_SPDIF] = SNDRV_PCM_RATE_48000 |
1893 SNDRV_PCM_RATE_44100 |
1894 SNDRV_PCM_RATE_32000;
1896 if (ac97->ext_id & AC97_EI_VRM) { /* MIC VRA support */
1897 snd_ac97_determine_rates(ac97, AC97_PCM_MIC_ADC_RATE, 0, &ac97->rates[AC97_RATES_MIC_ADC]);
1899 ac97->rates[AC97_RATES_MIC_ADC] = SNDRV_PCM_RATE_48000;
1901 if (ac97->ext_id & AC97_EI_SDAC) { /* SDAC support */
1902 snd_ac97_determine_rates(ac97, AC97_PCM_SURR_DAC_RATE, AC97_PCM_FRONT_DAC_RATE, &ac97->rates[AC97_RATES_SURR_DAC]);
1903 ac97->scaps |= AC97_SCAP_SURROUND_DAC;
1905 if (ac97->ext_id & AC97_EI_LDAC) { /* LDAC support */
1906 snd_ac97_determine_rates(ac97, AC97_PCM_LFE_DAC_RATE, AC97_PCM_FRONT_DAC_RATE, &ac97->rates[AC97_RATES_LFE_DAC]);
1907 ac97->scaps |= AC97_SCAP_CENTER_LFE_DAC;
1909 /* additional initializations */
1912 snd_ac97_get_name(ac97, ac97->id, name, 0);
1913 snd_ac97_get_name(NULL, ac97->id, name, 0); // ac97->id might be changed in the special setup code
1914 if (ac97_is_audio(ac97)) {
1915 if (card->mixername[0] == '\0') {
1916 strcpy(card->mixername, name);
1918 if (strlen(card->mixername) + 1 + strlen(name) + 1 <= sizeof(card->mixername)) {
1919 strcat(card->mixername, ",");
1920 strcat(card->mixername, name);
1923 if ((err = snd_component_add(card, "AC97a")) < 0) {
1924 snd_ac97_free(ac97);
1927 if (snd_ac97_mixer_build(ac97) < 0) {
1928 snd_ac97_free(ac97);
1932 if (ac97_is_modem(ac97)) {
1933 if (card->mixername[0] == '\0') {
1934 strcpy(card->mixername, name);
1936 if (strlen(card->mixername) + 1 + strlen(name) + 1 <= sizeof(card->mixername)) {
1937 strcat(card->mixername, ",");
1938 strcat(card->mixername, name);
1941 if ((err = snd_component_add(card, "AC97m")) < 0) {
1942 snd_ac97_free(ac97);
1945 if (snd_ac97_modem_build(card, ac97) < 0) {
1946 snd_ac97_free(ac97);
1950 /* make sure the proper powerdown bits are cleared */
1952 reg = snd_ac97_read(ac97, AC97_EXTENDED_ID);
1953 if (ac97->scaps & AC97_SCAP_SURROUND_DAC)
1954 reg &= ~AC97_EA_PRJ;
1955 if (ac97->scaps & AC97_SCAP_CENTER_LFE_DAC)
1956 reg &= ~(AC97_EA_PRI | AC97_EA_PRK);
1957 snd_ac97_write_cache(ac97, AC97_EXTENDED_ID, reg);
1959 snd_ac97_proc_init(ac97);
1960 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, ac97, &ops)) < 0) {
1961 snd_ac97_free(ac97);
1970 * snd_ac97_suspend - General suspend function for AC97 codec
1971 * @ac97: the ac97 instance
1973 * Suspends the codec, power down the chip.
1975 void snd_ac97_suspend(ac97_t *ac97)
1977 unsigned short power = (ac97->regs[AC97_POWERDOWN] ^ 0x8000) & ~0x8000; /* invert EAPD */
1979 power |= 0x4000; /* Headphone amplifier powerdown */
1980 power |= 0x0300; /* ADC & DAC powerdown */
1981 snd_ac97_write(ac97, AC97_POWERDOWN, power);
1983 power |= 0x0400; /* Analog Mixer powerdown (Vref on) */
1984 snd_ac97_write(ac97, AC97_POWERDOWN, power);
1986 power |= 0x3800; /* AC-link powerdown, internal Clk disable */
1987 snd_ac97_write(ac97, AC97_POWERDOWN, power);
1991 * snd_ac97_resume - General resume function for AC97 codec
1992 * @ac97: the ac97 instance
1994 * Do the standard resume procedure, power up and restoring the
1995 * old register values.
1997 void snd_ac97_resume(ac97_t *ac97)
1999 int i, is_ad18xx, codec;
2001 if (ac97->bus->reset) {
2002 ac97->bus->reset(ac97);
2006 snd_ac97_write(ac97, AC97_POWERDOWN, 0);
2007 snd_ac97_write(ac97, AC97_RESET, 0);
2009 snd_ac97_write(ac97, AC97_POWERDOWN, 0);
2010 snd_ac97_write(ac97, AC97_GENERAL_PURPOSE, 0);
2012 snd_ac97_write(ac97, AC97_POWERDOWN, ac97->regs[AC97_POWERDOWN]);
2013 ac97->bus->write(ac97, AC97_MASTER, 0x8101);
2014 for (i = 0; i < 10; i++) {
2015 if (snd_ac97_read(ac97, AC97_MASTER) == 0x8101)
2017 set_current_state(TASK_UNINTERRUPTIBLE);
2018 schedule_timeout(1);
2020 /* FIXME: extra delay */
2021 ac97->bus->write(ac97, AC97_MASTER, 0x8000);
2022 if (snd_ac97_read(ac97, AC97_MASTER) != 0x8000) {
2023 set_current_state(TASK_UNINTERRUPTIBLE);
2024 schedule_timeout(HZ/4);
2028 if (ac97->bus->init)
2029 ac97->bus->init(ac97);
2031 is_ad18xx = (ac97->flags & AC97_AD_MULTI);
2033 /* restore the AD18xx codec configurations */
2034 for (codec = 0; codec < 3; codec++) {
2035 if (! ac97->spec.ad18xx.id[codec])
2037 /* select single codec */
2038 snd_ac97_update_bits(ac97, AC97_AD_SERIAL_CFG, 0x7000,
2039 ac97->spec.ad18xx.unchained[codec] | ac97->spec.ad18xx.chained[codec]);
2040 ac97->bus->write(ac97, AC97_AD_CODEC_CFG, ac97->spec.ad18xx.codec_cfg[codec]);
2042 /* select all codecs */
2043 snd_ac97_update_bits(ac97, AC97_AD_SERIAL_CFG, 0x7000, 0x7000);
2046 /* restore ac97 status */
2047 for (i = 2; i < 0x7c ; i += 2) {
2048 if (i == AC97_POWERDOWN || i == AC97_EXTENDED_ID)
2050 /* restore only accessible registers
2051 * some chip (e.g. nm256) may hang up when unsupported registers
2054 if (test_bit(i, ac97->reg_accessed)) {
2056 /* handle multi codecs for AD18xx */
2057 if (i == AC97_PCM) {
2058 for (codec = 0; codec < 3; codec++) {
2059 if (! ac97->spec.ad18xx.id[codec])
2061 /* select single codec */
2062 snd_ac97_update_bits(ac97, AC97_AD_SERIAL_CFG, 0x7000,
2063 ac97->spec.ad18xx.unchained[codec] | ac97->spec.ad18xx.chained[codec]);
2064 /* update PCM bits */
2065 ac97->bus->write(ac97, AC97_PCM, ac97->spec.ad18xx.pcmreg[codec]);
2067 /* select all codecs */
2068 snd_ac97_update_bits(ac97, AC97_AD_SERIAL_CFG, 0x7000, 0x7000);
2070 } else if (i == AC97_AD_TEST ||
2071 i == AC97_AD_CODEC_CFG ||
2072 i == AC97_AD_SERIAL_CFG)
2073 continue; /* ignore */
2075 snd_ac97_write(ac97, i, ac97->regs[i]);
2076 snd_ac97_read(ac97, i);
2080 if (ac97->ext_id & AC97_EI_SPDIF) {
2081 if (ac97->regs[AC97_EXTENDED_STATUS] & AC97_EA_SPDIF) {
2082 /* reset spdif status */
2083 snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, 0);
2084 snd_ac97_write(ac97, AC97_EXTENDED_STATUS, ac97->regs[AC97_EXTENDED_STATUS]);
2085 if (ac97->flags & AC97_CS_SPDIF)
2086 snd_ac97_write(ac97, AC97_CSR_SPDIF, ac97->regs[AC97_CSR_SPDIF]);
2088 snd_ac97_write(ac97, AC97_SPDIF, ac97->regs[AC97_SPDIF]);
2089 snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, AC97_EA_SPDIF); /* turn on again */
2098 int snd_ac97_remove_ctl(ac97_t *ac97, const char *name)
2100 snd_ctl_elem_id_t id;
2101 memset(&id, 0, sizeof(id));
2102 strcpy(id.name, name);
2103 id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
2104 return snd_ctl_remove_id(ac97->bus->card, &id);
2107 static snd_kcontrol_t *ctl_find(ac97_t *ac97, const char *name)
2109 snd_ctl_elem_id_t sid;
2110 memset(&sid, 0, sizeof(sid));
2111 strcpy(sid.name, name);
2112 sid.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
2113 return snd_ctl_find_id(ac97->bus->card, &sid);
2116 int snd_ac97_rename_ctl(ac97_t *ac97, const char *src, const char *dst)
2118 snd_kcontrol_t *kctl = ctl_find(ac97, src);
2120 strcpy(kctl->id.name, dst);
2126 int snd_ac97_swap_ctl(ac97_t *ac97, const char *s1, const char *s2)
2128 snd_kcontrol_t *kctl1, *kctl2;
2129 kctl1 = ctl_find(ac97, s1);
2130 kctl2 = ctl_find(ac97, s2);
2131 if (kctl1 && kctl2) {
2132 strcpy(kctl1->id.name, s2);
2133 strcpy(kctl2->id.name, s1);
2139 static int swap_headphone(ac97_t *ac97, int remove_master)
2141 /* FIXME: error checks.. */
2142 if (remove_master) {
2143 if (ctl_find(ac97, "Headphone Playback Switch") == NULL)
2145 snd_ac97_remove_ctl(ac97, "Master Playback Switch");
2146 snd_ac97_remove_ctl(ac97, "Master Playback Volume");
2148 snd_ac97_rename_ctl(ac97, "Master Playback Switch", "Line-Out Playback Switch");
2149 snd_ac97_rename_ctl(ac97, "Master Playback Volume", "Line-Out Playback Volume");
2151 snd_ac97_rename_ctl(ac97, "Headphone Playback Switch", "Master Playback Switch");
2152 snd_ac97_rename_ctl(ac97, "Headphone Playback Volume", "Master Playback Volume");
2156 static int swap_surround(ac97_t *ac97)
2158 /* FIXME: error checks.. */
2159 snd_ac97_swap_ctl(ac97, "Master Playback Switch", "Surround Playback Switch");
2160 snd_ac97_swap_ctl(ac97, "Master Playback Volume", "Surround Playback Volume");
2164 static int tune_ad_sharing(ac97_t *ac97)
2166 unsigned short scfg;
2167 if ((ac97->id & 0xffffff00) != 0x41445300) {
2168 snd_printk(KERN_ERR "ac97_quirk AD_SHARING is only for AD codecs\n");
2171 /* Turn on OMS bit to route microphone to back panel */
2172 scfg = snd_ac97_read(ac97, AC97_AD_SERIAL_CFG);
2173 snd_ac97_write_cache(ac97, AC97_AD_SERIAL_CFG, scfg | 0x0200);
2177 static const snd_kcontrol_new_t snd_ac97_alc_jack_detect =
2178 AC97_SINGLE("Jack Detect", AC97_ALC650_CLOCK, 5, 1, 0);
2180 static int tune_alc_jack(ac97_t *ac97)
2182 if ((ac97->id & 0xffffff00) != 0x414c4700) {
2183 snd_printk(KERN_ERR "ac97_quirk ALC_JACK is only for Realtek codecs\n");
2186 snd_ac97_update_bits(ac97, 0x7a, 0x20, 0x20); /* select jack detect function */
2187 snd_ac97_update_bits(ac97, 0x7a, 0x01, 0x01); /* Line-out auto mute */
2188 return snd_ctl_add(ac97->bus->card, snd_ac97_cnew(&snd_ac97_alc_jack_detect, ac97));
2191 static int apply_quirk(ac97_t *ac97, int quirk)
2194 case AC97_TUNE_NONE:
2196 case AC97_TUNE_HP_ONLY:
2197 return swap_headphone(ac97, 1);
2198 case AC97_TUNE_SWAP_HP:
2199 return swap_headphone(ac97, 0);
2200 case AC97_TUNE_SWAP_SURROUND:
2201 return swap_surround(ac97);
2202 case AC97_TUNE_AD_SHARING:
2203 return tune_ad_sharing(ac97);
2204 case AC97_TUNE_ALC_JACK:
2205 return tune_alc_jack(ac97);
2211 * snd_ac97_tune_hardware - tune up the hardware
2212 * @ac97: the ac97 instance
2213 * @quirk: quirk list
2214 * @override: explicit quirk value (overrides the list if not AC97_TUNE_DEFAULT)
2216 * Do some workaround for each pci device, such as renaming of the
2217 * headphone (true line-out) control as "Master".
2218 * The quirk-list must be terminated with a zero-filled entry.
2220 * Returns zero if successful, or a negative error code on failure.
2223 int snd_ac97_tune_hardware(ac97_t *ac97, struct ac97_quirk *quirk, int override)
2227 snd_assert(quirk, return -EINVAL);
2229 if (override != AC97_TUNE_DEFAULT) {
2230 result = apply_quirk(ac97, override);
2232 snd_printk(KERN_ERR "applying quirk type %d failed (%d)\n", override, result);
2236 for (; quirk->vendor; quirk++) {
2237 if (quirk->vendor != ac97->subsystem_vendor)
2239 if ((! quirk->mask && quirk->device == ac97->subsystem_device) ||
2240 quirk->device == (quirk->mask & ac97->subsystem_device)) {
2241 snd_printdd("ac97 quirk for %s (%04x:%04x)\n", quirk->name, ac97->subsystem_vendor, ac97->subsystem_device);
2242 result = apply_quirk(ac97, quirk->type);
2244 snd_printk(KERN_ERR "applying quirk type %d for %s failed (%d)\n", quirk->type, quirk->name, result);
2256 EXPORT_SYMBOL(snd_ac97_write);
2257 EXPORT_SYMBOL(snd_ac97_read);
2258 EXPORT_SYMBOL(snd_ac97_write_cache);
2259 EXPORT_SYMBOL(snd_ac97_update);
2260 EXPORT_SYMBOL(snd_ac97_update_bits);
2261 EXPORT_SYMBOL(snd_ac97_bus);
2262 EXPORT_SYMBOL(snd_ac97_mixer);
2263 EXPORT_SYMBOL(snd_ac97_pcm_assign);
2264 EXPORT_SYMBOL(snd_ac97_pcm_open);
2265 EXPORT_SYMBOL(snd_ac97_pcm_close);
2266 EXPORT_SYMBOL(snd_ac97_tune_hardware);
2267 EXPORT_SYMBOL(snd_ac97_set_rate);
2269 EXPORT_SYMBOL(snd_ac97_resume);
2276 static int __init alsa_ac97_init(void)
2281 static void __exit alsa_ac97_exit(void)
2285 module_init(alsa_ac97_init)
2286 module_exit(alsa_ac97_exit)