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1da177e4 LT |
1 | /* |
2 | * Copyright (c) by Jaroslav Kysela <perex@suse.cz> | |
3 | * Universal interface for Audio Codec '97 | |
4 | * | |
5 | * For more details look to AC '97 component specification revision 2.2 | |
6 | * by Intel Corporation (http://developer.intel.com). | |
7 | * | |
8 | * | |
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. | |
13 | * | |
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. | |
18 | * | |
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 | |
22 | * | |
23 | */ | |
24 | ||
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> | |
62932df8 | 31 | #include <linux/mutex.h> |
1da177e4 LT |
32 | #include <sound/core.h> |
33 | #include <sound/pcm.h> | |
2f3482fb | 34 | #include <sound/tlv.h> |
1da177e4 LT |
35 | #include <sound/ac97_codec.h> |
36 | #include <sound/asoundef.h> | |
37 | #include <sound/initval.h> | |
38 | #include "ac97_local.h" | |
39 | #include "ac97_id.h" | |
40 | #include "ac97_patch.h" | |
41 | ||
42 | MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>"); | |
43 | MODULE_DESCRIPTION("Universal interface for Audio Codec '97"); | |
44 | MODULE_LICENSE("GPL"); | |
45 | ||
46 | static int enable_loopback; | |
47 | ||
48 | module_param(enable_loopback, bool, 0444); | |
49 | MODULE_PARM_DESC(enable_loopback, "Enable AC97 ADC/DAC Loopback Control"); | |
50 | ||
6dbe6628 TI |
51 | #ifdef CONFIG_SND_AC97_POWER_SAVE |
52 | static int power_save; | |
53 | module_param(power_save, bool, 0644); | |
54 | MODULE_PARM_DESC(power_save, "Enable AC97 power-saving control"); | |
55 | #endif | |
1da177e4 LT |
56 | /* |
57 | ||
58 | */ | |
59 | ||
ee42381e | 60 | struct ac97_codec_id { |
1da177e4 LT |
61 | unsigned int id; |
62 | unsigned int mask; | |
63 | const char *name; | |
ee42381e TI |
64 | int (*patch)(struct snd_ac97 *ac97); |
65 | int (*mpatch)(struct snd_ac97 *ac97); | |
1da177e4 | 66 | unsigned int flags; |
ee42381e | 67 | }; |
1da177e4 | 68 | |
ee42381e | 69 | static const struct ac97_codec_id snd_ac97_codec_id_vendors[] = { |
1da177e4 LT |
70 | { 0x414b4d00, 0xffffff00, "Asahi Kasei", NULL, NULL }, |
71 | { 0x41445300, 0xffffff00, "Analog Devices", NULL, NULL }, | |
72 | { 0x414c4300, 0xffffff00, "Realtek", NULL, NULL }, | |
73 | { 0x414c4700, 0xffffff00, "Realtek", NULL, NULL }, | |
74 | { 0x434d4900, 0xffffff00, "C-Media Electronics", NULL, NULL }, | |
75 | { 0x43525900, 0xffffff00, "Cirrus Logic", NULL, NULL }, | |
76 | { 0x43585400, 0xffffff00, "Conexant", NULL, NULL }, | |
77 | { 0x44543000, 0xffffff00, "Diamond Technology", NULL, NULL }, | |
78 | { 0x454d4300, 0xffffff00, "eMicro", NULL, NULL }, | |
79 | { 0x45838300, 0xffffff00, "ESS Technology", NULL, NULL }, | |
80 | { 0x48525300, 0xffffff00, "Intersil", NULL, NULL }, | |
81 | { 0x49434500, 0xffffff00, "ICEnsemble", NULL, NULL }, | |
82 | { 0x49544500, 0xffffff00, "ITE Tech.Inc", NULL, NULL }, | |
83 | { 0x4e534300, 0xffffff00, "National Semiconductor", NULL, NULL }, | |
84 | { 0x50534300, 0xffffff00, "Philips", NULL, NULL }, | |
85 | { 0x53494c00, 0xffffff00, "Silicon Laboratory", NULL, NULL }, | |
86 | { 0x54524100, 0xffffff00, "TriTech", NULL, NULL }, | |
87 | { 0x54584e00, 0xffffff00, "Texas Instruments", NULL, NULL }, | |
88 | { 0x56494100, 0xffffff00, "VIA Technologies", NULL, NULL }, | |
89 | { 0x57454300, 0xffffff00, "Winbond", NULL, NULL }, | |
90 | { 0x574d4c00, 0xffffff00, "Wolfson", NULL, NULL }, | |
91 | { 0x594d4800, 0xffffff00, "Yamaha", NULL, NULL }, | |
92 | { 0x83847600, 0xffffff00, "SigmaTel", NULL, NULL }, | |
93 | { 0, 0, NULL, NULL, NULL } | |
94 | }; | |
95 | ||
ee42381e | 96 | static const struct ac97_codec_id snd_ac97_codec_ids[] = { |
1da177e4 LT |
97 | { 0x414b4d00, 0xffffffff, "AK4540", NULL, NULL }, |
98 | { 0x414b4d01, 0xffffffff, "AK4542", NULL, NULL }, | |
99 | { 0x414b4d02, 0xffffffff, "AK4543", NULL, NULL }, | |
100 | { 0x414b4d06, 0xffffffff, "AK4544A", NULL, NULL }, | |
101 | { 0x414b4d07, 0xffffffff, "AK4545", NULL, NULL }, | |
102 | { 0x41445303, 0xffffffff, "AD1819", patch_ad1819, NULL }, | |
103 | { 0x41445340, 0xffffffff, "AD1881", patch_ad1881, NULL }, | |
104 | { 0x41445348, 0xffffffff, "AD1881A", patch_ad1881, NULL }, | |
105 | { 0x41445360, 0xffffffff, "AD1885", patch_ad1885, NULL }, | |
106 | { 0x41445361, 0xffffffff, "AD1886", patch_ad1886, NULL }, | |
107 | { 0x41445362, 0xffffffff, "AD1887", patch_ad1881, NULL }, | |
108 | { 0x41445363, 0xffffffff, "AD1886A", patch_ad1881, NULL }, | |
109 | { 0x41445368, 0xffffffff, "AD1888", patch_ad1888, NULL }, | |
110 | { 0x41445370, 0xffffffff, "AD1980", patch_ad1980, NULL }, | |
111 | { 0x41445372, 0xffffffff, "AD1981A", patch_ad1981a, NULL }, | |
112 | { 0x41445374, 0xffffffff, "AD1981B", patch_ad1981b, NULL }, | |
113 | { 0x41445375, 0xffffffff, "AD1985", patch_ad1985, NULL }, | |
114 | { 0x41445378, 0xffffffff, "AD1986", patch_ad1985, NULL }, | |
115 | { 0x414c4300, 0xffffff00, "ALC100,100P", NULL, NULL }, | |
116 | { 0x414c4710, 0xfffffff0, "ALC200,200P", NULL, NULL }, | |
117 | { 0x414c4721, 0xffffffff, "ALC650D", NULL, NULL }, /* already patched */ | |
118 | { 0x414c4722, 0xffffffff, "ALC650E", NULL, NULL }, /* already patched */ | |
119 | { 0x414c4723, 0xffffffff, "ALC650F", NULL, NULL }, /* already patched */ | |
120 | { 0x414c4720, 0xfffffff0, "ALC650", patch_alc650, NULL }, | |
121 | { 0x414c4760, 0xfffffff0, "ALC655", patch_alc655, NULL }, | |
a5022b0d | 122 | { 0x414c4781, 0xffffffff, "ALC658D", NULL, NULL }, /* already patched */ |
1da177e4 LT |
123 | { 0x414c4780, 0xfffffff0, "ALC658", patch_alc655, NULL }, |
124 | { 0x414c4790, 0xfffffff0, "ALC850", patch_alc850, NULL }, | |
125 | { 0x414c4730, 0xffffffff, "ALC101", NULL, NULL }, | |
126 | { 0x414c4740, 0xfffffff0, "ALC202", NULL, NULL }, | |
127 | { 0x414c4750, 0xfffffff0, "ALC250", NULL, NULL }, | |
128 | { 0x414c4770, 0xfffffff0, "ALC203", NULL, NULL }, | |
129 | { 0x434d4941, 0xffffffff, "CMI9738", patch_cm9738, NULL }, | |
130 | { 0x434d4961, 0xffffffff, "CMI9739", patch_cm9739, NULL }, | |
5f0dccf8 | 131 | { 0x434d4969, 0xffffffff, "CMI9780", patch_cm9780, NULL }, |
1da177e4 LT |
132 | { 0x434d4978, 0xffffffff, "CMI9761", patch_cm9761, NULL }, |
133 | { 0x434d4982, 0xffffffff, "CMI9761", patch_cm9761, NULL }, | |
134 | { 0x434d4983, 0xffffffff, "CMI9761", patch_cm9761, NULL }, | |
135 | { 0x43525900, 0xfffffff8, "CS4297", NULL, NULL }, | |
136 | { 0x43525910, 0xfffffff8, "CS4297A", patch_cirrus_spdif, NULL }, | |
137 | { 0x43525920, 0xfffffff8, "CS4298", patch_cirrus_spdif, NULL }, | |
138 | { 0x43525928, 0xfffffff8, "CS4294", NULL, NULL }, | |
139 | { 0x43525930, 0xfffffff8, "CS4299", patch_cirrus_cs4299, NULL }, | |
140 | { 0x43525948, 0xfffffff8, "CS4201", NULL, NULL }, | |
141 | { 0x43525958, 0xfffffff8, "CS4205", patch_cirrus_spdif, NULL }, | |
142 | { 0x43525960, 0xfffffff8, "CS4291", NULL, NULL }, | |
143 | { 0x43525970, 0xfffffff8, "CS4202", NULL, NULL }, | |
144 | { 0x43585421, 0xffffffff, "HSD11246", NULL, NULL }, // SmartMC II | |
145 | { 0x43585428, 0xfffffff8, "Cx20468", patch_conexant, NULL }, // SmartAMC fixme: the mask might be different | |
146 | { 0x44543031, 0xfffffff0, "DT0398", NULL, NULL }, | |
9398441e | 147 | { 0x454d4328, 0xffffffff, "EM28028", NULL, NULL }, // same as TR28028? |
1da177e4 LT |
148 | { 0x45838308, 0xffffffff, "ESS1988", NULL, NULL }, |
149 | { 0x48525300, 0xffffff00, "HMP9701", NULL, NULL }, | |
150 | { 0x49434501, 0xffffffff, "ICE1230", NULL, NULL }, | |
151 | { 0x49434511, 0xffffffff, "ICE1232", NULL, NULL }, // alias VIA VT1611A? | |
152 | { 0x49434514, 0xffffffff, "ICE1232A", NULL, NULL }, | |
153 | { 0x49434551, 0xffffffff, "VT1616", patch_vt1616, NULL }, | |
154 | { 0x49434552, 0xffffffff, "VT1616i", patch_vt1616, NULL }, // VT1616 compatible (chipset integrated) | |
155 | { 0x49544520, 0xffffffff, "IT2226E", NULL, NULL }, | |
156 | { 0x49544561, 0xffffffff, "IT2646E", patch_it2646, NULL }, | |
157 | { 0x4e534300, 0xffffffff, "LM4540,43,45,46,48", NULL, NULL }, // only guess --jk | |
158 | { 0x4e534331, 0xffffffff, "LM4549", NULL, NULL }, | |
ba22429d | 159 | { 0x4e534350, 0xffffffff, "LM4550", patch_lm4550, NULL }, // volume wrap fix |
82466ad7 | 160 | { 0x50534304, 0xffffffff, "UCB1400", patch_ucb1400, NULL }, |
87d61c29 | 161 | { 0x53494c20, 0xffffffe0, "Si3036,8", mpatch_si3036, mpatch_si3036, AC97_MODEM_PATCH }, |
1da177e4 LT |
162 | { 0x54524102, 0xffffffff, "TR28022", NULL, NULL }, |
163 | { 0x54524106, 0xffffffff, "TR28026", NULL, NULL }, | |
164 | { 0x54524108, 0xffffffff, "TR28028", patch_tritech_tr28028, NULL }, // added by xin jin [07/09/99] | |
165 | { 0x54524123, 0xffffffff, "TR28602", NULL, NULL }, // only guess --jk [TR28023 = eMicro EM28023 (new CT1297)] | |
166 | { 0x54584e20, 0xffffffff, "TLC320AD9xC", NULL, NULL }, | |
167 | { 0x56494161, 0xffffffff, "VIA1612A", NULL, NULL }, // modified ICE1232 with S/PDIF | |
4b499486 | 168 | { 0x56494170, 0xffffffff, "VIA1617A", patch_vt1617a, NULL }, // modified VT1616 with S/PDIF |
73864fc6 | 169 | { 0x56494182, 0xffffffff, "VIA1618", NULL, NULL }, |
1da177e4 LT |
170 | { 0x57454301, 0xffffffff, "W83971D", NULL, NULL }, |
171 | { 0x574d4c00, 0xffffffff, "WM9701A", NULL, NULL }, | |
172 | { 0x574d4C03, 0xffffffff, "WM9703,WM9707,WM9708,WM9717", patch_wolfson03, NULL}, | |
173 | { 0x574d4C04, 0xffffffff, "WM9704M,WM9704Q", patch_wolfson04, NULL}, | |
174 | { 0x574d4C05, 0xffffffff, "WM9705,WM9710", patch_wolfson05, NULL}, | |
175 | { 0x574d4C09, 0xffffffff, "WM9709", NULL, NULL}, | |
176 | { 0x574d4C12, 0xffffffff, "WM9711,WM9712", patch_wolfson11, NULL}, | |
177 | { 0x574d4c13, 0xffffffff, "WM9713,WM9714", patch_wolfson13, NULL, AC97_DEFAULT_POWER_OFF}, | |
178 | { 0x594d4800, 0xffffffff, "YMF743", NULL, NULL }, | |
179 | { 0x594d4802, 0xffffffff, "YMF752", NULL, NULL }, | |
180 | { 0x594d4803, 0xffffffff, "YMF753", patch_yamaha_ymf753, NULL }, | |
181 | { 0x83847600, 0xffffffff, "STAC9700,83,84", patch_sigmatel_stac9700, NULL }, | |
182 | { 0x83847604, 0xffffffff, "STAC9701,3,4,5", NULL, NULL }, | |
183 | { 0x83847605, 0xffffffff, "STAC9704", NULL, NULL }, | |
184 | { 0x83847608, 0xffffffff, "STAC9708,11", patch_sigmatel_stac9708, NULL }, | |
185 | { 0x83847609, 0xffffffff, "STAC9721,23", patch_sigmatel_stac9721, NULL }, | |
186 | { 0x83847644, 0xffffffff, "STAC9744", patch_sigmatel_stac9744, NULL }, | |
187 | { 0x83847650, 0xffffffff, "STAC9750,51", NULL, NULL }, // patch? | |
188 | { 0x83847652, 0xffffffff, "STAC9752,53", NULL, NULL }, // patch? | |
189 | { 0x83847656, 0xffffffff, "STAC9756,57", patch_sigmatel_stac9756, NULL }, | |
190 | { 0x83847658, 0xffffffff, "STAC9758,59", patch_sigmatel_stac9758, NULL }, | |
191 | { 0x83847666, 0xffffffff, "STAC9766,67", NULL, NULL }, // patch? | |
192 | { 0, 0, NULL, NULL, NULL } | |
193 | }; | |
194 | ||
1da177e4 | 195 | |
6dbe6628 TI |
196 | static void update_power_regs(struct snd_ac97 *ac97); |
197 | ||
1da177e4 LT |
198 | /* |
199 | * I/O routines | |
200 | */ | |
201 | ||
ee42381e | 202 | static int snd_ac97_valid_reg(struct snd_ac97 *ac97, unsigned short reg) |
1da177e4 | 203 | { |
1da177e4 LT |
204 | /* filter some registers for buggy codecs */ |
205 | switch (ac97->id) { | |
206 | case AC97_ID_AK4540: | |
207 | case AC97_ID_AK4542: | |
208 | if (reg <= 0x1c || reg == 0x20 || reg == 0x26 || reg >= 0x7c) | |
209 | return 1; | |
210 | return 0; | |
211 | case AC97_ID_AD1819: /* AD1819 */ | |
212 | case AC97_ID_AD1881: /* AD1881 */ | |
213 | case AC97_ID_AD1881A: /* AD1881A */ | |
214 | if (reg >= 0x3a && reg <= 0x6e) /* 0x59 */ | |
215 | return 0; | |
216 | return 1; | |
217 | case AC97_ID_AD1885: /* AD1885 */ | |
218 | case AC97_ID_AD1886: /* AD1886 */ | |
219 | case AC97_ID_AD1886A: /* AD1886A - !!verify!! --jk */ | |
220 | case AC97_ID_AD1887: /* AD1887 - !!verify!! --jk */ | |
221 | if (reg == 0x5a) | |
222 | return 1; | |
223 | if (reg >= 0x3c && reg <= 0x6e) /* 0x59 */ | |
224 | return 0; | |
225 | return 1; | |
226 | case AC97_ID_STAC9700: | |
227 | case AC97_ID_STAC9704: | |
228 | case AC97_ID_STAC9705: | |
229 | case AC97_ID_STAC9708: | |
230 | case AC97_ID_STAC9721: | |
231 | case AC97_ID_STAC9744: | |
232 | case AC97_ID_STAC9756: | |
233 | if (reg <= 0x3a || reg >= 0x5a) | |
234 | return 1; | |
235 | return 0; | |
236 | } | |
237 | return 1; | |
238 | } | |
239 | ||
240 | /** | |
241 | * snd_ac97_write - write a value on the given register | |
242 | * @ac97: the ac97 instance | |
243 | * @reg: the register to change | |
244 | * @value: the value to set | |
245 | * | |
246 | * Writes a value on the given register. This will invoke the write | |
247 | * callback directly after the register check. | |
248 | * This function doesn't change the register cache unlike | |
249 | * #snd_ca97_write_cache(), so use this only when you don't want to | |
250 | * reflect the change to the suspend/resume state. | |
251 | */ | |
ee42381e | 252 | void snd_ac97_write(struct snd_ac97 *ac97, unsigned short reg, unsigned short value) |
1da177e4 LT |
253 | { |
254 | if (!snd_ac97_valid_reg(ac97, reg)) | |
255 | return; | |
256 | if ((ac97->id & 0xffffff00) == AC97_ID_ALC100) { | |
257 | /* Fix H/W bug of ALC100/100P */ | |
258 | if (reg == AC97_MASTER || reg == AC97_HEADPHONE) | |
259 | ac97->bus->ops->write(ac97, AC97_RESET, 0); /* reset audio codec */ | |
260 | } | |
261 | ac97->bus->ops->write(ac97, reg, value); | |
262 | } | |
263 | ||
7b09679c TI |
264 | EXPORT_SYMBOL(snd_ac97_write); |
265 | ||
1da177e4 LT |
266 | /** |
267 | * snd_ac97_read - read a value from the given register | |
268 | * | |
269 | * @ac97: the ac97 instance | |
270 | * @reg: the register to read | |
271 | * | |
272 | * Reads a value from the given register. This will invoke the read | |
273 | * callback directly after the register check. | |
274 | * | |
275 | * Returns the read value. | |
276 | */ | |
ee42381e | 277 | unsigned short snd_ac97_read(struct snd_ac97 *ac97, unsigned short reg) |
1da177e4 LT |
278 | { |
279 | if (!snd_ac97_valid_reg(ac97, reg)) | |
280 | return 0; | |
281 | return ac97->bus->ops->read(ac97, reg); | |
282 | } | |
283 | ||
284 | /* read a register - return the cached value if already read */ | |
ee42381e | 285 | static inline unsigned short snd_ac97_read_cache(struct snd_ac97 *ac97, unsigned short reg) |
1da177e4 LT |
286 | { |
287 | if (! test_bit(reg, ac97->reg_accessed)) { | |
288 | ac97->regs[reg] = ac97->bus->ops->read(ac97, reg); | |
289 | // set_bit(reg, ac97->reg_accessed); | |
290 | } | |
291 | return ac97->regs[reg]; | |
292 | } | |
293 | ||
7b09679c TI |
294 | EXPORT_SYMBOL(snd_ac97_read); |
295 | ||
1da177e4 LT |
296 | /** |
297 | * snd_ac97_write_cache - write a value on the given register and update the cache | |
298 | * @ac97: the ac97 instance | |
299 | * @reg: the register to change | |
300 | * @value: the value to set | |
301 | * | |
302 | * Writes a value on the given register and updates the register | |
303 | * cache. The cached values are used for the cached-read and the | |
304 | * suspend/resume. | |
305 | */ | |
ee42381e | 306 | void snd_ac97_write_cache(struct snd_ac97 *ac97, unsigned short reg, unsigned short value) |
1da177e4 LT |
307 | { |
308 | if (!snd_ac97_valid_reg(ac97, reg)) | |
309 | return; | |
62932df8 | 310 | mutex_lock(&ac97->reg_mutex); |
1da177e4 LT |
311 | ac97->regs[reg] = value; |
312 | ac97->bus->ops->write(ac97, reg, value); | |
313 | set_bit(reg, ac97->reg_accessed); | |
62932df8 | 314 | mutex_unlock(&ac97->reg_mutex); |
1da177e4 LT |
315 | } |
316 | ||
7b09679c TI |
317 | EXPORT_SYMBOL(snd_ac97_write_cache); |
318 | ||
1da177e4 LT |
319 | /** |
320 | * snd_ac97_update - update the value on the given register | |
321 | * @ac97: the ac97 instance | |
322 | * @reg: the register to change | |
323 | * @value: the value to set | |
324 | * | |
325 | * Compares the value with the register cache and updates the value | |
326 | * only when the value is changed. | |
327 | * | |
328 | * Returns 1 if the value is changed, 0 if no change, or a negative | |
329 | * code on failure. | |
330 | */ | |
ee42381e | 331 | int snd_ac97_update(struct snd_ac97 *ac97, unsigned short reg, unsigned short value) |
1da177e4 LT |
332 | { |
333 | int change; | |
334 | ||
335 | if (!snd_ac97_valid_reg(ac97, reg)) | |
336 | return -EINVAL; | |
62932df8 | 337 | mutex_lock(&ac97->reg_mutex); |
1da177e4 LT |
338 | change = ac97->regs[reg] != value; |
339 | if (change) { | |
340 | ac97->regs[reg] = value; | |
341 | ac97->bus->ops->write(ac97, reg, value); | |
342 | } | |
52b72388 | 343 | set_bit(reg, ac97->reg_accessed); |
62932df8 | 344 | mutex_unlock(&ac97->reg_mutex); |
1da177e4 LT |
345 | return change; |
346 | } | |
347 | ||
7b09679c TI |
348 | EXPORT_SYMBOL(snd_ac97_update); |
349 | ||
1da177e4 LT |
350 | /** |
351 | * snd_ac97_update_bits - update the bits on the given register | |
352 | * @ac97: the ac97 instance | |
353 | * @reg: the register to change | |
354 | * @mask: the bit-mask to change | |
355 | * @value: the value to set | |
356 | * | |
357 | * Updates the masked-bits on the given register only when the value | |
358 | * is changed. | |
359 | * | |
360 | * Returns 1 if the bits are changed, 0 if no change, or a negative | |
361 | * code on failure. | |
362 | */ | |
ee42381e | 363 | int snd_ac97_update_bits(struct snd_ac97 *ac97, unsigned short reg, unsigned short mask, unsigned short value) |
1da177e4 LT |
364 | { |
365 | int change; | |
366 | ||
367 | if (!snd_ac97_valid_reg(ac97, reg)) | |
368 | return -EINVAL; | |
62932df8 | 369 | mutex_lock(&ac97->reg_mutex); |
1da177e4 | 370 | change = snd_ac97_update_bits_nolock(ac97, reg, mask, value); |
62932df8 | 371 | mutex_unlock(&ac97->reg_mutex); |
1da177e4 LT |
372 | return change; |
373 | } | |
374 | ||
7b09679c TI |
375 | EXPORT_SYMBOL(snd_ac97_update_bits); |
376 | ||
1da177e4 | 377 | /* no lock version - see snd_ac97_updat_bits() */ |
ee42381e | 378 | int snd_ac97_update_bits_nolock(struct snd_ac97 *ac97, unsigned short reg, |
1da177e4 LT |
379 | unsigned short mask, unsigned short value) |
380 | { | |
381 | int change; | |
382 | unsigned short old, new; | |
383 | ||
384 | old = snd_ac97_read_cache(ac97, reg); | |
385 | new = (old & ~mask) | value; | |
386 | change = old != new; | |
387 | if (change) { | |
388 | ac97->regs[reg] = new; | |
389 | ac97->bus->ops->write(ac97, reg, new); | |
390 | } | |
52b72388 | 391 | set_bit(reg, ac97->reg_accessed); |
1da177e4 LT |
392 | return change; |
393 | } | |
394 | ||
ee42381e | 395 | static int snd_ac97_ad18xx_update_pcm_bits(struct snd_ac97 *ac97, int codec, unsigned short mask, unsigned short value) |
1da177e4 LT |
396 | { |
397 | int change; | |
398 | unsigned short old, new, cfg; | |
399 | ||
62932df8 | 400 | mutex_lock(&ac97->page_mutex); |
1da177e4 LT |
401 | old = ac97->spec.ad18xx.pcmreg[codec]; |
402 | new = (old & ~mask) | value; | |
403 | change = old != new; | |
404 | if (change) { | |
62932df8 | 405 | mutex_lock(&ac97->reg_mutex); |
1da177e4 LT |
406 | cfg = snd_ac97_read_cache(ac97, AC97_AD_SERIAL_CFG); |
407 | ac97->spec.ad18xx.pcmreg[codec] = new; | |
408 | /* select single codec */ | |
409 | ac97->bus->ops->write(ac97, AC97_AD_SERIAL_CFG, | |
410 | (cfg & ~0x7000) | | |
411 | ac97->spec.ad18xx.unchained[codec] | ac97->spec.ad18xx.chained[codec]); | |
412 | /* update PCM bits */ | |
413 | ac97->bus->ops->write(ac97, AC97_PCM, new); | |
414 | /* select all codecs */ | |
415 | ac97->bus->ops->write(ac97, AC97_AD_SERIAL_CFG, | |
416 | cfg | 0x7000); | |
62932df8 | 417 | mutex_unlock(&ac97->reg_mutex); |
1da177e4 | 418 | } |
62932df8 | 419 | mutex_unlock(&ac97->page_mutex); |
1da177e4 LT |
420 | return change; |
421 | } | |
422 | ||
423 | /* | |
424 | * Controls | |
425 | */ | |
426 | ||
ee42381e | 427 | int snd_ac97_info_enum_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) |
1da177e4 LT |
428 | { |
429 | struct ac97_enum *e = (struct ac97_enum *)kcontrol->private_value; | |
430 | ||
431 | uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; | |
432 | uinfo->count = e->shift_l == e->shift_r ? 1 : 2; | |
433 | uinfo->value.enumerated.items = e->mask; | |
434 | ||
435 | if (uinfo->value.enumerated.item > e->mask - 1) | |
436 | uinfo->value.enumerated.item = e->mask - 1; | |
437 | strcpy(uinfo->value.enumerated.name, e->texts[uinfo->value.enumerated.item]); | |
438 | return 0; | |
439 | } | |
440 | ||
ee42381e | 441 | int snd_ac97_get_enum_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
1da177e4 | 442 | { |
ee42381e | 443 | struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol); |
1da177e4 | 444 | struct ac97_enum *e = (struct ac97_enum *)kcontrol->private_value; |
5f0dccf8 | 445 | unsigned short val, bitmask; |
1da177e4 | 446 | |
b16760bb | 447 | for (bitmask = 1; bitmask < e->mask; bitmask <<= 1) |
5f0dccf8 | 448 | ; |
1da177e4 | 449 | val = snd_ac97_read_cache(ac97, e->reg); |
5f0dccf8 | 450 | ucontrol->value.enumerated.item[0] = (val >> e->shift_l) & (bitmask - 1); |
1da177e4 | 451 | if (e->shift_l != e->shift_r) |
5f0dccf8 | 452 | ucontrol->value.enumerated.item[1] = (val >> e->shift_r) & (bitmask - 1); |
1da177e4 LT |
453 | |
454 | return 0; | |
455 | } | |
456 | ||
ee42381e | 457 | int snd_ac97_put_enum_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
1da177e4 | 458 | { |
ee42381e | 459 | struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol); |
1da177e4 LT |
460 | struct ac97_enum *e = (struct ac97_enum *)kcontrol->private_value; |
461 | unsigned short val; | |
5f0dccf8 | 462 | unsigned short mask, bitmask; |
1da177e4 | 463 | |
b16760bb | 464 | for (bitmask = 1; bitmask < e->mask; bitmask <<= 1) |
5f0dccf8 | 465 | ; |
1da177e4 LT |
466 | if (ucontrol->value.enumerated.item[0] > e->mask - 1) |
467 | return -EINVAL; | |
468 | val = ucontrol->value.enumerated.item[0] << e->shift_l; | |
5f0dccf8 | 469 | mask = (bitmask - 1) << e->shift_l; |
1da177e4 LT |
470 | if (e->shift_l != e->shift_r) { |
471 | if (ucontrol->value.enumerated.item[1] > e->mask - 1) | |
472 | return -EINVAL; | |
473 | val |= ucontrol->value.enumerated.item[1] << e->shift_r; | |
5f0dccf8 | 474 | mask |= (bitmask - 1) << e->shift_r; |
1da177e4 LT |
475 | } |
476 | return snd_ac97_update_bits(ac97, e->reg, mask, val); | |
477 | } | |
478 | ||
479 | /* save/restore ac97 v2.3 paging */ | |
ee42381e | 480 | static int snd_ac97_page_save(struct snd_ac97 *ac97, int reg, struct snd_kcontrol *kcontrol) |
1da177e4 LT |
481 | { |
482 | int page_save = -1; | |
483 | if ((kcontrol->private_value & (1<<25)) && | |
484 | (ac97->ext_id & AC97_EI_REV_MASK) >= AC97_EI_REV_23 && | |
485 | (reg >= 0x60 && reg < 0x70)) { | |
486 | unsigned short page = (kcontrol->private_value >> 26) & 0x0f; | |
62932df8 | 487 | mutex_lock(&ac97->page_mutex); /* lock paging */ |
1da177e4 LT |
488 | page_save = snd_ac97_read(ac97, AC97_INT_PAGING) & AC97_PAGE_MASK; |
489 | snd_ac97_update_bits(ac97, AC97_INT_PAGING, AC97_PAGE_MASK, page); | |
490 | } | |
491 | return page_save; | |
492 | } | |
493 | ||
ee42381e | 494 | static void snd_ac97_page_restore(struct snd_ac97 *ac97, int page_save) |
1da177e4 LT |
495 | { |
496 | if (page_save >= 0) { | |
497 | snd_ac97_update_bits(ac97, AC97_INT_PAGING, AC97_PAGE_MASK, page_save); | |
62932df8 | 498 | mutex_unlock(&ac97->page_mutex); /* unlock paging */ |
1da177e4 LT |
499 | } |
500 | } | |
501 | ||
502 | /* volume and switch controls */ | |
ee42381e | 503 | int snd_ac97_info_volsw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) |
1da177e4 LT |
504 | { |
505 | int mask = (kcontrol->private_value >> 16) & 0xff; | |
506 | int shift = (kcontrol->private_value >> 8) & 0x0f; | |
507 | int rshift = (kcontrol->private_value >> 12) & 0x0f; | |
508 | ||
509 | uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER; | |
510 | uinfo->count = shift == rshift ? 1 : 2; | |
511 | uinfo->value.integer.min = 0; | |
512 | uinfo->value.integer.max = mask; | |
513 | return 0; | |
514 | } | |
515 | ||
ee42381e | 516 | int snd_ac97_get_volsw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
1da177e4 | 517 | { |
ee42381e | 518 | struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol); |
1da177e4 LT |
519 | int reg = kcontrol->private_value & 0xff; |
520 | int shift = (kcontrol->private_value >> 8) & 0x0f; | |
521 | int rshift = (kcontrol->private_value >> 12) & 0x0f; | |
522 | int mask = (kcontrol->private_value >> 16) & 0xff; | |
523 | int invert = (kcontrol->private_value >> 24) & 0x01; | |
524 | int page_save; | |
525 | ||
526 | page_save = snd_ac97_page_save(ac97, reg, kcontrol); | |
527 | ucontrol->value.integer.value[0] = (snd_ac97_read_cache(ac97, reg) >> shift) & mask; | |
528 | if (shift != rshift) | |
529 | ucontrol->value.integer.value[1] = (snd_ac97_read_cache(ac97, reg) >> rshift) & mask; | |
530 | if (invert) { | |
531 | ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0]; | |
532 | if (shift != rshift) | |
533 | ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1]; | |
534 | } | |
535 | snd_ac97_page_restore(ac97, page_save); | |
536 | return 0; | |
537 | } | |
538 | ||
ee42381e | 539 | int snd_ac97_put_volsw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
1da177e4 | 540 | { |
ee42381e | 541 | struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol); |
1da177e4 LT |
542 | int reg = kcontrol->private_value & 0xff; |
543 | int shift = (kcontrol->private_value >> 8) & 0x0f; | |
544 | int rshift = (kcontrol->private_value >> 12) & 0x0f; | |
545 | int mask = (kcontrol->private_value >> 16) & 0xff; | |
546 | int invert = (kcontrol->private_value >> 24) & 0x01; | |
547 | int err, page_save; | |
548 | unsigned short val, val2, val_mask; | |
549 | ||
550 | page_save = snd_ac97_page_save(ac97, reg, kcontrol); | |
551 | val = (ucontrol->value.integer.value[0] & mask); | |
552 | if (invert) | |
553 | val = mask - val; | |
554 | val_mask = mask << shift; | |
555 | val = val << shift; | |
556 | if (shift != rshift) { | |
557 | val2 = (ucontrol->value.integer.value[1] & mask); | |
558 | if (invert) | |
559 | val2 = mask - val2; | |
560 | val_mask |= mask << rshift; | |
561 | val |= val2 << rshift; | |
562 | } | |
563 | err = snd_ac97_update_bits(ac97, reg, val_mask, val); | |
564 | snd_ac97_page_restore(ac97, page_save); | |
6dbe6628 TI |
565 | #ifdef CONFIG_SND_AC97_POWER_SAVE |
566 | /* check analog mixer power-down */ | |
567 | if ((val_mask & 0x8000) && | |
568 | (kcontrol->private_value & (1<<30))) { | |
569 | if (val & 0x8000) | |
570 | ac97->power_up &= ~(1 << (reg>>1)); | |
571 | else | |
572 | ac97->power_up |= 1 << (reg>>1); | |
573 | if (power_save) | |
574 | update_power_regs(ac97); | |
575 | } | |
576 | #endif | |
1da177e4 LT |
577 | return err; |
578 | } | |
579 | ||
ee42381e | 580 | static const struct snd_kcontrol_new snd_ac97_controls_master_mono[2] = { |
1da177e4 LT |
581 | AC97_SINGLE("Master Mono Playback Switch", AC97_MASTER_MONO, 15, 1, 1), |
582 | AC97_SINGLE("Master Mono Playback Volume", AC97_MASTER_MONO, 0, 31, 1) | |
583 | }; | |
584 | ||
ee42381e | 585 | static const struct snd_kcontrol_new snd_ac97_controls_tone[2] = { |
1da177e4 LT |
586 | AC97_SINGLE("Tone Control - Bass", AC97_MASTER_TONE, 8, 15, 1), |
587 | AC97_SINGLE("Tone Control - Treble", AC97_MASTER_TONE, 0, 15, 1) | |
588 | }; | |
589 | ||
ee42381e | 590 | static const struct snd_kcontrol_new snd_ac97_controls_pc_beep[2] = { |
1da177e4 LT |
591 | AC97_SINGLE("PC Speaker Playback Switch", AC97_PC_BEEP, 15, 1, 1), |
592 | AC97_SINGLE("PC Speaker Playback Volume", AC97_PC_BEEP, 1, 15, 1) | |
593 | }; | |
594 | ||
ee42381e | 595 | static const struct snd_kcontrol_new snd_ac97_controls_mic_boost = |
7931e2a9 | 596 | AC97_SINGLE("Mic Boost (+20dB)", AC97_MIC, 6, 1, 0); |
1da177e4 LT |
597 | |
598 | ||
599 | static const char* std_rec_sel[] = {"Mic", "CD", "Video", "Aux", "Line", "Mix", "Mix Mono", "Phone"}; | |
600 | static const char* std_3d_path[] = {"pre 3D", "post 3D"}; | |
601 | static const char* std_mix[] = {"Mix", "Mic"}; | |
602 | static const char* std_mic[] = {"Mic1", "Mic2"}; | |
603 | ||
604 | static const struct ac97_enum std_enum[] = { | |
605 | AC97_ENUM_DOUBLE(AC97_REC_SEL, 8, 0, 8, std_rec_sel), | |
606 | AC97_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 15, 2, std_3d_path), | |
607 | AC97_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 9, 2, std_mix), | |
608 | AC97_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 8, 2, std_mic), | |
609 | }; | |
610 | ||
ee42381e | 611 | static const struct snd_kcontrol_new snd_ac97_control_capture_src = |
1da177e4 LT |
612 | AC97_ENUM("Capture Source", std_enum[0]); |
613 | ||
ee42381e | 614 | static const struct snd_kcontrol_new snd_ac97_control_capture_vol = |
1da177e4 LT |
615 | AC97_DOUBLE("Capture Volume", AC97_REC_GAIN, 8, 0, 15, 0); |
616 | ||
ee42381e | 617 | static const struct snd_kcontrol_new snd_ac97_controls_mic_capture[2] = { |
1da177e4 LT |
618 | AC97_SINGLE("Mic Capture Switch", AC97_REC_GAIN_MIC, 15, 1, 1), |
619 | AC97_SINGLE("Mic Capture Volume", AC97_REC_GAIN_MIC, 0, 15, 0) | |
620 | }; | |
621 | ||
ee42381e | 622 | enum { |
1da177e4 LT |
623 | AC97_GENERAL_PCM_OUT = 0, |
624 | AC97_GENERAL_STEREO_ENHANCEMENT, | |
625 | AC97_GENERAL_3D, | |
626 | AC97_GENERAL_LOUDNESS, | |
627 | AC97_GENERAL_MONO, | |
628 | AC97_GENERAL_MIC, | |
629 | AC97_GENERAL_LOOPBACK | |
ee42381e | 630 | }; |
1da177e4 | 631 | |
ee42381e | 632 | static const struct snd_kcontrol_new snd_ac97_controls_general[7] = { |
1da177e4 LT |
633 | AC97_ENUM("PCM Out Path & Mute", std_enum[1]), |
634 | AC97_SINGLE("Simulated Stereo Enhancement", AC97_GENERAL_PURPOSE, 14, 1, 0), | |
635 | AC97_SINGLE("3D Control - Switch", AC97_GENERAL_PURPOSE, 13, 1, 0), | |
636 | AC97_SINGLE("Loudness (bass boost)", AC97_GENERAL_PURPOSE, 12, 1, 0), | |
637 | AC97_ENUM("Mono Output Select", std_enum[2]), | |
7931e2a9 | 638 | AC97_ENUM("Mic Select", std_enum[3]), |
1da177e4 LT |
639 | AC97_SINGLE("ADC/DAC Loopback", AC97_GENERAL_PURPOSE, 7, 1, 0) |
640 | }; | |
641 | ||
ee42381e | 642 | const struct snd_kcontrol_new snd_ac97_controls_3d[2] = { |
1da177e4 LT |
643 | AC97_SINGLE("3D Control - Center", AC97_3D_CONTROL, 8, 15, 0), |
644 | AC97_SINGLE("3D Control - Depth", AC97_3D_CONTROL, 0, 15, 0) | |
645 | }; | |
646 | ||
ee42381e | 647 | static const struct snd_kcontrol_new snd_ac97_controls_center[2] = { |
1da177e4 LT |
648 | AC97_SINGLE("Center Playback Switch", AC97_CENTER_LFE_MASTER, 7, 1, 1), |
649 | AC97_SINGLE("Center Playback Volume", AC97_CENTER_LFE_MASTER, 0, 31, 1) | |
650 | }; | |
651 | ||
ee42381e | 652 | static const struct snd_kcontrol_new snd_ac97_controls_lfe[2] = { |
1da177e4 LT |
653 | AC97_SINGLE("LFE Playback Switch", AC97_CENTER_LFE_MASTER, 15, 1, 1), |
654 | AC97_SINGLE("LFE Playback Volume", AC97_CENTER_LFE_MASTER, 8, 31, 1) | |
655 | }; | |
656 | ||
ee42381e | 657 | static const struct snd_kcontrol_new snd_ac97_control_eapd = |
1da177e4 LT |
658 | AC97_SINGLE("External Amplifier", AC97_POWERDOWN, 15, 1, 1); |
659 | ||
ee42381e | 660 | static const struct snd_kcontrol_new snd_ac97_controls_modem_switches[2] = { |
87d61c29 SK |
661 | AC97_SINGLE("Off-hook Switch", AC97_GPIO_STATUS, 0, 1, 0), |
662 | AC97_SINGLE("Caller ID Switch", AC97_GPIO_STATUS, 2, 1, 0) | |
663 | }; | |
664 | ||
1da177e4 | 665 | /* change the existing EAPD control as inverted */ |
ee42381e | 666 | static void set_inv_eapd(struct snd_ac97 *ac97, struct snd_kcontrol *kctl) |
1da177e4 LT |
667 | { |
668 | kctl->private_value = AC97_SINGLE_VALUE(AC97_POWERDOWN, 15, 1, 0); | |
669 | snd_ac97_update_bits(ac97, AC97_POWERDOWN, (1<<15), (1<<15)); /* EAPD up */ | |
670 | ac97->scaps |= AC97_SCAP_INV_EAPD; | |
671 | } | |
672 | ||
ee42381e | 673 | static int snd_ac97_spdif_mask_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) |
1da177e4 LT |
674 | { |
675 | uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; | |
676 | uinfo->count = 1; | |
677 | return 0; | |
678 | } | |
679 | ||
ee42381e | 680 | static int snd_ac97_spdif_cmask_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
1da177e4 LT |
681 | { |
682 | ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL | | |
683 | IEC958_AES0_NONAUDIO | | |
684 | IEC958_AES0_CON_EMPHASIS_5015 | | |
685 | IEC958_AES0_CON_NOT_COPYRIGHT; | |
686 | ucontrol->value.iec958.status[1] = IEC958_AES1_CON_CATEGORY | | |
687 | IEC958_AES1_CON_ORIGINAL; | |
688 | ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS; | |
689 | return 0; | |
690 | } | |
691 | ||
ee42381e | 692 | static int snd_ac97_spdif_pmask_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
1da177e4 LT |
693 | { |
694 | /* FIXME: AC'97 spec doesn't say which bits are used for what */ | |
695 | ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL | | |
696 | IEC958_AES0_NONAUDIO | | |
697 | IEC958_AES0_PRO_FS | | |
698 | IEC958_AES0_PRO_EMPHASIS_5015; | |
699 | return 0; | |
700 | } | |
701 | ||
ee42381e | 702 | static int snd_ac97_spdif_default_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
1da177e4 | 703 | { |
ee42381e | 704 | struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol); |
1da177e4 | 705 | |
62932df8 | 706 | mutex_lock(&ac97->reg_mutex); |
1da177e4 LT |
707 | ucontrol->value.iec958.status[0] = ac97->spdif_status & 0xff; |
708 | ucontrol->value.iec958.status[1] = (ac97->spdif_status >> 8) & 0xff; | |
709 | ucontrol->value.iec958.status[2] = (ac97->spdif_status >> 16) & 0xff; | |
710 | ucontrol->value.iec958.status[3] = (ac97->spdif_status >> 24) & 0xff; | |
62932df8 | 711 | mutex_unlock(&ac97->reg_mutex); |
1da177e4 LT |
712 | return 0; |
713 | } | |
714 | ||
ee42381e | 715 | static int snd_ac97_spdif_default_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
1da177e4 | 716 | { |
ee42381e | 717 | struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol); |
1da177e4 LT |
718 | unsigned int new = 0; |
719 | unsigned short val = 0; | |
720 | int change; | |
721 | ||
722 | new = val = ucontrol->value.iec958.status[0] & (IEC958_AES0_PROFESSIONAL|IEC958_AES0_NONAUDIO); | |
723 | if (ucontrol->value.iec958.status[0] & IEC958_AES0_PROFESSIONAL) { | |
724 | new |= ucontrol->value.iec958.status[0] & (IEC958_AES0_PRO_FS|IEC958_AES0_PRO_EMPHASIS_5015); | |
725 | switch (new & IEC958_AES0_PRO_FS) { | |
726 | case IEC958_AES0_PRO_FS_44100: val |= 0<<12; break; | |
727 | case IEC958_AES0_PRO_FS_48000: val |= 2<<12; break; | |
728 | case IEC958_AES0_PRO_FS_32000: val |= 3<<12; break; | |
729 | default: val |= 1<<12; break; | |
730 | } | |
731 | if ((new & IEC958_AES0_PRO_EMPHASIS) == IEC958_AES0_PRO_EMPHASIS_5015) | |
732 | val |= 1<<3; | |
733 | } else { | |
734 | new |= ucontrol->value.iec958.status[0] & (IEC958_AES0_CON_EMPHASIS_5015|IEC958_AES0_CON_NOT_COPYRIGHT); | |
735 | new |= ((ucontrol->value.iec958.status[1] & (IEC958_AES1_CON_CATEGORY|IEC958_AES1_CON_ORIGINAL)) << 8); | |
736 | new |= ((ucontrol->value.iec958.status[3] & IEC958_AES3_CON_FS) << 24); | |
737 | if ((new & IEC958_AES0_CON_EMPHASIS) == IEC958_AES0_CON_EMPHASIS_5015) | |
738 | val |= 1<<3; | |
739 | if (!(new & IEC958_AES0_CON_NOT_COPYRIGHT)) | |
740 | val |= 1<<2; | |
741 | val |= ((new >> 8) & 0xff) << 4; // category + original | |
742 | switch ((new >> 24) & 0xff) { | |
743 | case IEC958_AES3_CON_FS_44100: val |= 0<<12; break; | |
744 | case IEC958_AES3_CON_FS_48000: val |= 2<<12; break; | |
745 | case IEC958_AES3_CON_FS_32000: val |= 3<<12; break; | |
746 | default: val |= 1<<12; break; | |
747 | } | |
748 | } | |
749 | ||
62932df8 | 750 | mutex_lock(&ac97->reg_mutex); |
1da177e4 LT |
751 | change = ac97->spdif_status != new; |
752 | ac97->spdif_status = new; | |
753 | ||
754 | if (ac97->flags & AC97_CS_SPDIF) { | |
755 | int x = (val >> 12) & 0x03; | |
756 | switch (x) { | |
757 | case 0: x = 1; break; // 44.1 | |
758 | case 2: x = 0; break; // 48.0 | |
759 | default: x = 0; break; // illegal. | |
760 | } | |
761 | change |= snd_ac97_update_bits_nolock(ac97, AC97_CSR_SPDIF, 0x3fff, ((val & 0xcfff) | (x << 12))); | |
762 | } else if (ac97->flags & AC97_CX_SPDIF) { | |
763 | int v; | |
764 | v = new & (IEC958_AES0_CON_EMPHASIS_5015|IEC958_AES0_CON_NOT_COPYRIGHT) ? 0 : AC97_CXR_COPYRGT; | |
765 | v |= new & IEC958_AES0_NONAUDIO ? AC97_CXR_SPDIF_AC3 : AC97_CXR_SPDIF_PCM; | |
766 | change |= snd_ac97_update_bits_nolock(ac97, AC97_CXR_AUDIO_MISC, | |
767 | AC97_CXR_SPDIF_MASK | AC97_CXR_COPYRGT, | |
768 | v); | |
769 | } else { | |
770 | unsigned short extst = snd_ac97_read_cache(ac97, AC97_EXTENDED_STATUS); | |
771 | snd_ac97_update_bits_nolock(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, 0); /* turn off */ | |
772 | ||
773 | change |= snd_ac97_update_bits_nolock(ac97, AC97_SPDIF, 0x3fff, val); | |
774 | if (extst & AC97_EA_SPDIF) { | |
775 | snd_ac97_update_bits_nolock(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, AC97_EA_SPDIF); /* turn on again */ | |
776 | } | |
777 | } | |
62932df8 | 778 | mutex_unlock(&ac97->reg_mutex); |
1da177e4 LT |
779 | |
780 | return change; | |
781 | } | |
782 | ||
ee42381e | 783 | static int snd_ac97_put_spsa(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
1da177e4 | 784 | { |
ee42381e | 785 | struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol); |
1da177e4 LT |
786 | int reg = kcontrol->private_value & 0xff; |
787 | int shift = (kcontrol->private_value >> 8) & 0xff; | |
788 | int mask = (kcontrol->private_value >> 16) & 0xff; | |
789 | // int invert = (kcontrol->private_value >> 24) & 0xff; | |
790 | unsigned short value, old, new; | |
791 | int change; | |
792 | ||
793 | value = (ucontrol->value.integer.value[0] & mask); | |
794 | ||
62932df8 | 795 | mutex_lock(&ac97->reg_mutex); |
1da177e4 LT |
796 | mask <<= shift; |
797 | value <<= shift; | |
798 | old = snd_ac97_read_cache(ac97, reg); | |
799 | new = (old & ~mask) | value; | |
800 | change = old != new; | |
801 | ||
802 | if (change) { | |
803 | unsigned short extst = snd_ac97_read_cache(ac97, AC97_EXTENDED_STATUS); | |
804 | snd_ac97_update_bits_nolock(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, 0); /* turn off */ | |
805 | change = snd_ac97_update_bits_nolock(ac97, reg, mask, value); | |
806 | if (extst & AC97_EA_SPDIF) | |
807 | snd_ac97_update_bits_nolock(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, AC97_EA_SPDIF); /* turn on again */ | |
808 | } | |
62932df8 | 809 | mutex_unlock(&ac97->reg_mutex); |
1da177e4 LT |
810 | return change; |
811 | } | |
812 | ||
ee42381e | 813 | const struct snd_kcontrol_new snd_ac97_controls_spdif[5] = { |
1da177e4 LT |
814 | { |
815 | .access = SNDRV_CTL_ELEM_ACCESS_READ, | |
816 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
817 | .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK), | |
818 | .info = snd_ac97_spdif_mask_info, | |
819 | .get = snd_ac97_spdif_cmask_get, | |
820 | }, | |
821 | { | |
822 | .access = SNDRV_CTL_ELEM_ACCESS_READ, | |
823 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
824 | .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PRO_MASK), | |
825 | .info = snd_ac97_spdif_mask_info, | |
826 | .get = snd_ac97_spdif_pmask_get, | |
827 | }, | |
828 | { | |
829 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
830 | .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT), | |
831 | .info = snd_ac97_spdif_mask_info, | |
832 | .get = snd_ac97_spdif_default_get, | |
833 | .put = snd_ac97_spdif_default_put, | |
834 | }, | |
835 | ||
836 | AC97_SINGLE(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH),AC97_EXTENDED_STATUS, 2, 1, 0), | |
837 | { | |
838 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
839 | .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,NONE) "AC97-SPSA", | |
840 | .info = snd_ac97_info_volsw, | |
841 | .get = snd_ac97_get_volsw, | |
842 | .put = snd_ac97_put_spsa, | |
843 | .private_value = AC97_SINGLE_VALUE(AC97_EXTENDED_STATUS, 4, 3, 0) | |
844 | }, | |
845 | }; | |
846 | ||
847 | #define AD18XX_PCM_BITS(xname, codec, lshift, rshift, mask) \ | |
848 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_ac97_ad18xx_pcm_info_bits, \ | |
849 | .get = snd_ac97_ad18xx_pcm_get_bits, .put = snd_ac97_ad18xx_pcm_put_bits, \ | |
850 | .private_value = (codec) | ((lshift) << 8) | ((rshift) << 12) | ((mask) << 16) } | |
851 | ||
ee42381e | 852 | static int snd_ac97_ad18xx_pcm_info_bits(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) |
1da177e4 | 853 | { |
ee42381e | 854 | struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol); |
1da177e4 LT |
855 | int mask = (kcontrol->private_value >> 16) & 0x0f; |
856 | int lshift = (kcontrol->private_value >> 8) & 0x0f; | |
857 | int rshift = (kcontrol->private_value >> 12) & 0x0f; | |
858 | ||
859 | uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER; | |
860 | if (lshift != rshift && (ac97->flags & AC97_STEREO_MUTES)) | |
861 | uinfo->count = 2; | |
862 | else | |
863 | uinfo->count = 1; | |
864 | uinfo->value.integer.min = 0; | |
865 | uinfo->value.integer.max = mask; | |
866 | return 0; | |
867 | } | |
868 | ||
ee42381e | 869 | static int snd_ac97_ad18xx_pcm_get_bits(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
1da177e4 | 870 | { |
ee42381e | 871 | struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol); |
1da177e4 LT |
872 | int codec = kcontrol->private_value & 3; |
873 | int lshift = (kcontrol->private_value >> 8) & 0x0f; | |
874 | int rshift = (kcontrol->private_value >> 12) & 0x0f; | |
875 | int mask = (kcontrol->private_value >> 16) & 0xff; | |
876 | ||
877 | ucontrol->value.integer.value[0] = mask - ((ac97->spec.ad18xx.pcmreg[codec] >> lshift) & mask); | |
878 | if (lshift != rshift && (ac97->flags & AC97_STEREO_MUTES)) | |
879 | ucontrol->value.integer.value[1] = mask - ((ac97->spec.ad18xx.pcmreg[codec] >> rshift) & mask); | |
880 | return 0; | |
881 | } | |
882 | ||
ee42381e | 883 | static int snd_ac97_ad18xx_pcm_put_bits(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
1da177e4 | 884 | { |
ee42381e | 885 | struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol); |
1da177e4 LT |
886 | int codec = kcontrol->private_value & 3; |
887 | int lshift = (kcontrol->private_value >> 8) & 0x0f; | |
888 | int rshift = (kcontrol->private_value >> 12) & 0x0f; | |
889 | int mask = (kcontrol->private_value >> 16) & 0xff; | |
890 | unsigned short val, valmask; | |
891 | ||
892 | val = (mask - (ucontrol->value.integer.value[0] & mask)) << lshift; | |
893 | valmask = mask << lshift; | |
894 | if (lshift != rshift && (ac97->flags & AC97_STEREO_MUTES)) { | |
895 | val |= (mask - (ucontrol->value.integer.value[1] & mask)) << rshift; | |
896 | valmask |= mask << rshift; | |
897 | } | |
898 | return snd_ac97_ad18xx_update_pcm_bits(ac97, codec, valmask, val); | |
899 | } | |
900 | ||
901 | #define AD18XX_PCM_VOLUME(xname, codec) \ | |
902 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_ac97_ad18xx_pcm_info_volume, \ | |
903 | .get = snd_ac97_ad18xx_pcm_get_volume, .put = snd_ac97_ad18xx_pcm_put_volume, \ | |
904 | .private_value = codec } | |
905 | ||
ee42381e | 906 | static int snd_ac97_ad18xx_pcm_info_volume(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) |
1da177e4 LT |
907 | { |
908 | uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; | |
909 | uinfo->count = 2; | |
910 | uinfo->value.integer.min = 0; | |
911 | uinfo->value.integer.max = 31; | |
912 | return 0; | |
913 | } | |
914 | ||
ee42381e | 915 | static int snd_ac97_ad18xx_pcm_get_volume(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
1da177e4 | 916 | { |
ee42381e | 917 | struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol); |
1da177e4 LT |
918 | int codec = kcontrol->private_value & 3; |
919 | ||
62932df8 | 920 | mutex_lock(&ac97->page_mutex); |
1da177e4 LT |
921 | ucontrol->value.integer.value[0] = 31 - ((ac97->spec.ad18xx.pcmreg[codec] >> 0) & 31); |
922 | ucontrol->value.integer.value[1] = 31 - ((ac97->spec.ad18xx.pcmreg[codec] >> 8) & 31); | |
62932df8 | 923 | mutex_unlock(&ac97->page_mutex); |
1da177e4 LT |
924 | return 0; |
925 | } | |
926 | ||
ee42381e | 927 | static int snd_ac97_ad18xx_pcm_put_volume(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
1da177e4 | 928 | { |
ee42381e | 929 | struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol); |
1da177e4 LT |
930 | int codec = kcontrol->private_value & 3; |
931 | unsigned short val1, val2; | |
932 | ||
933 | val1 = 31 - (ucontrol->value.integer.value[0] & 31); | |
934 | val2 = 31 - (ucontrol->value.integer.value[1] & 31); | |
935 | return snd_ac97_ad18xx_update_pcm_bits(ac97, codec, 0x1f1f, (val1 << 8) | val2); | |
936 | } | |
937 | ||
ee42381e | 938 | static const struct snd_kcontrol_new snd_ac97_controls_ad18xx_pcm[2] = { |
1da177e4 LT |
939 | AD18XX_PCM_BITS("PCM Playback Switch", 0, 15, 7, 1), |
940 | AD18XX_PCM_VOLUME("PCM Playback Volume", 0) | |
941 | }; | |
942 | ||
ee42381e | 943 | static const struct snd_kcontrol_new snd_ac97_controls_ad18xx_surround[2] = { |
1da177e4 LT |
944 | AD18XX_PCM_BITS("Surround Playback Switch", 1, 15, 7, 1), |
945 | AD18XX_PCM_VOLUME("Surround Playback Volume", 1) | |
946 | }; | |
947 | ||
ee42381e | 948 | static const struct snd_kcontrol_new snd_ac97_controls_ad18xx_center[2] = { |
1da177e4 LT |
949 | AD18XX_PCM_BITS("Center Playback Switch", 2, 15, 15, 1), |
950 | AD18XX_PCM_BITS("Center Playback Volume", 2, 8, 8, 31) | |
951 | }; | |
952 | ||
ee42381e | 953 | static const struct snd_kcontrol_new snd_ac97_controls_ad18xx_lfe[2] = { |
1da177e4 LT |
954 | AD18XX_PCM_BITS("LFE Playback Switch", 2, 7, 7, 1), |
955 | AD18XX_PCM_BITS("LFE Playback Volume", 2, 0, 0, 31) | |
956 | }; | |
957 | ||
958 | /* | |
959 | * | |
960 | */ | |
961 | ||
ee42381e | 962 | static void snd_ac97_powerdown(struct snd_ac97 *ac97); |
1da177e4 | 963 | |
ee42381e | 964 | static int snd_ac97_bus_free(struct snd_ac97_bus *bus) |
1da177e4 LT |
965 | { |
966 | if (bus) { | |
967 | snd_ac97_bus_proc_done(bus); | |
968 | kfree(bus->pcms); | |
969 | if (bus->private_free) | |
970 | bus->private_free(bus); | |
971 | kfree(bus); | |
972 | } | |
973 | return 0; | |
974 | } | |
975 | ||
ee42381e | 976 | static int snd_ac97_bus_dev_free(struct snd_device *device) |
1da177e4 | 977 | { |
ee42381e | 978 | struct snd_ac97_bus *bus = device->device_data; |
1da177e4 LT |
979 | return snd_ac97_bus_free(bus); |
980 | } | |
981 | ||
ee42381e | 982 | static int snd_ac97_free(struct snd_ac97 *ac97) |
1da177e4 LT |
983 | { |
984 | if (ac97) { | |
6dbe6628 TI |
985 | #ifdef CONFIG_SND_AC97_POWER_SAVE |
986 | if (ac97->power_workq) | |
987 | destroy_workqueue(ac97->power_workq); | |
988 | #endif | |
1da177e4 | 989 | snd_ac97_proc_done(ac97); |
2ba71978 | 990 | if (ac97->bus) |
1da177e4 | 991 | ac97->bus->codec[ac97->num] = NULL; |
1da177e4 LT |
992 | if (ac97->private_free) |
993 | ac97->private_free(ac97); | |
994 | kfree(ac97); | |
995 | } | |
996 | return 0; | |
997 | } | |
998 | ||
ee42381e | 999 | static int snd_ac97_dev_free(struct snd_device *device) |
1da177e4 | 1000 | { |
ee42381e | 1001 | struct snd_ac97 *ac97 = device->device_data; |
1da177e4 LT |
1002 | snd_ac97_powerdown(ac97); /* for avoiding click noises during shut down */ |
1003 | return snd_ac97_free(ac97); | |
1004 | } | |
1005 | ||
ee42381e | 1006 | static int snd_ac97_try_volume_mix(struct snd_ac97 * ac97, int reg) |
1da177e4 LT |
1007 | { |
1008 | unsigned short val, mask = 0x8000; | |
1009 | ||
1010 | if (! snd_ac97_valid_reg(ac97, reg)) | |
1011 | return 0; | |
1012 | ||
1013 | switch (reg) { | |
1014 | case AC97_MASTER_TONE: | |
1015 | return ac97->caps & 0x04 ? 1 : 0; | |
1016 | case AC97_HEADPHONE: | |
1017 | return ac97->caps & 0x10 ? 1 : 0; | |
1018 | case AC97_REC_GAIN_MIC: | |
1019 | return ac97->caps & 0x01 ? 1 : 0; | |
1020 | case AC97_3D_CONTROL: | |
1021 | if (ac97->caps & 0x7c00) { | |
1022 | val = snd_ac97_read(ac97, reg); | |
1023 | /* if nonzero - fixed and we can't set it */ | |
1024 | return val == 0; | |
1025 | } | |
1026 | return 0; | |
1027 | case AC97_CENTER_LFE_MASTER: /* center */ | |
1028 | if ((ac97->ext_id & AC97_EI_CDAC) == 0) | |
1029 | return 0; | |
1030 | break; | |
1031 | case AC97_CENTER_LFE_MASTER+1: /* lfe */ | |
1032 | if ((ac97->ext_id & AC97_EI_LDAC) == 0) | |
1033 | return 0; | |
1034 | reg = AC97_CENTER_LFE_MASTER; | |
1035 | mask = 0x0080; | |
1036 | break; | |
1037 | case AC97_SURROUND_MASTER: | |
1038 | if ((ac97->ext_id & AC97_EI_SDAC) == 0) | |
1039 | return 0; | |
1040 | break; | |
1041 | } | |
1042 | ||
1da177e4 LT |
1043 | val = snd_ac97_read(ac97, reg); |
1044 | if (!(val & mask)) { | |
1045 | /* nothing seems to be here - mute flag is not set */ | |
1046 | /* try another test */ | |
1047 | snd_ac97_write_cache(ac97, reg, val | mask); | |
1048 | val = snd_ac97_read(ac97, reg); | |
ee42381e | 1049 | val = snd_ac97_read(ac97, reg); |
1da177e4 LT |
1050 | if (!(val & mask)) |
1051 | return 0; /* nothing here */ | |
1052 | } | |
1053 | return 1; /* success, useable */ | |
1054 | } | |
1055 | ||
ee42381e | 1056 | static void check_volume_resolution(struct snd_ac97 *ac97, int reg, unsigned char *lo_max, unsigned char *hi_max) |
1da177e4 LT |
1057 | { |
1058 | unsigned short cbit[3] = { 0x20, 0x10, 0x01 }; | |
1059 | unsigned char max[3] = { 63, 31, 15 }; | |
1060 | int i; | |
1061 | ||
50dabc2d TI |
1062 | /* first look up the static resolution table */ |
1063 | if (ac97->res_table) { | |
1064 | const struct snd_ac97_res_table *tbl; | |
1065 | for (tbl = ac97->res_table; tbl->reg; tbl++) { | |
1066 | if (tbl->reg == reg) { | |
1067 | *lo_max = tbl->bits & 0xff; | |
1068 | *hi_max = (tbl->bits >> 8) & 0xff; | |
1069 | return; | |
1070 | } | |
1071 | } | |
1072 | } | |
1073 | ||
1da177e4 LT |
1074 | *lo_max = *hi_max = 0; |
1075 | for (i = 0 ; i < ARRAY_SIZE(cbit); i++) { | |
1076 | unsigned short val; | |
1077 | snd_ac97_write(ac97, reg, 0x8080 | cbit[i] | (cbit[i] << 8)); | |
c9eab129 JCD |
1078 | /* Do the read twice due to buffers on some ac97 codecs. |
1079 | * e.g. The STAC9704 returns exactly what you wrote the the register | |
1080 | * if you read it immediately. This causes the detect routine to fail. | |
1081 | */ | |
1082 | val = snd_ac97_read(ac97, reg); | |
1da177e4 | 1083 | val = snd_ac97_read(ac97, reg); |
a2142674 | 1084 | if (! *lo_max && (val & 0x7f) == cbit[i]) |
1da177e4 | 1085 | *lo_max = max[i]; |
a2142674 | 1086 | if (! *hi_max && ((val >> 8) & 0x7f) == cbit[i]) |
1da177e4 LT |
1087 | *hi_max = max[i]; |
1088 | if (*lo_max && *hi_max) | |
1089 | break; | |
1090 | } | |
1091 | } | |
1092 | ||
ee42381e | 1093 | int snd_ac97_try_bit(struct snd_ac97 * ac97, int reg, int bit) |
1da177e4 LT |
1094 | { |
1095 | unsigned short mask, val, orig, res; | |
1096 | ||
1097 | mask = 1 << bit; | |
1098 | orig = snd_ac97_read(ac97, reg); | |
1099 | val = orig ^ mask; | |
1100 | snd_ac97_write(ac97, reg, val); | |
1101 | res = snd_ac97_read(ac97, reg); | |
1102 | snd_ac97_write_cache(ac97, reg, orig); | |
1103 | return res == val; | |
1104 | } | |
1105 | ||
1106 | /* check the volume resolution of center/lfe */ | |
ee42381e | 1107 | static void snd_ac97_change_volume_params2(struct snd_ac97 * ac97, int reg, int shift, unsigned char *max) |
1da177e4 LT |
1108 | { |
1109 | unsigned short val, val1; | |
1110 | ||
1111 | *max = 63; | |
1112 | val = 0x8080 | (0x20 << shift); | |
1113 | snd_ac97_write(ac97, reg, val); | |
1114 | val1 = snd_ac97_read(ac97, reg); | |
1115 | if (val != val1) { | |
1116 | *max = 31; | |
1117 | } | |
1118 | /* reset volume to zero */ | |
1119 | snd_ac97_write_cache(ac97, reg, 0x8080); | |
1120 | } | |
1121 | ||
1122 | static inline int printable(unsigned int x) | |
1123 | { | |
1124 | x &= 0xff; | |
1125 | if (x < ' ' || x >= 0x71) { | |
1126 | if (x <= 0x89) | |
1127 | return x - 0x71 + 'A'; | |
1128 | return '?'; | |
1129 | } | |
1130 | return x; | |
1131 | } | |
1132 | ||
ee42381e | 1133 | struct snd_kcontrol *snd_ac97_cnew(const struct snd_kcontrol_new *_template, struct snd_ac97 * ac97) |
1da177e4 | 1134 | { |
ee42381e | 1135 | struct snd_kcontrol_new template; |
1da177e4 | 1136 | memcpy(&template, _template, sizeof(template)); |
1da177e4 LT |
1137 | template.index = ac97->num; |
1138 | return snd_ctl_new1(&template, ac97); | |
1139 | } | |
1140 | ||
1141 | /* | |
1142 | * create mute switch(es) for normal stereo controls | |
1143 | */ | |
6dbe6628 TI |
1144 | static int snd_ac97_cmute_new_stereo(struct snd_card *card, char *name, int reg, |
1145 | int check_stereo, int check_amix, | |
1146 | struct snd_ac97 *ac97) | |
1da177e4 | 1147 | { |
ee42381e | 1148 | struct snd_kcontrol *kctl; |
1da177e4 LT |
1149 | int err; |
1150 | unsigned short val, val1, mute_mask; | |
1151 | ||
1152 | if (! snd_ac97_valid_reg(ac97, reg)) | |
1153 | return 0; | |
1154 | ||
1155 | mute_mask = 0x8000; | |
1156 | val = snd_ac97_read(ac97, reg); | |
1157 | if (check_stereo || (ac97->flags & AC97_STEREO_MUTES)) { | |
1158 | /* check whether both mute bits work */ | |
1159 | val1 = val | 0x8080; | |
1160 | snd_ac97_write(ac97, reg, val1); | |
1161 | if (val1 == snd_ac97_read(ac97, reg)) | |
1162 | mute_mask = 0x8080; | |
1163 | } | |
1164 | if (mute_mask == 0x8080) { | |
ee42381e | 1165 | struct snd_kcontrol_new tmp = AC97_DOUBLE(name, reg, 15, 7, 1, 1); |
6dbe6628 TI |
1166 | if (check_amix) |
1167 | tmp.private_value |= (1 << 30); | |
1da177e4 LT |
1168 | tmp.index = ac97->num; |
1169 | kctl = snd_ctl_new1(&tmp, ac97); | |
1170 | } else { | |
ee42381e | 1171 | struct snd_kcontrol_new tmp = AC97_SINGLE(name, reg, 15, 1, 1); |
6dbe6628 TI |
1172 | if (check_amix) |
1173 | tmp.private_value |= (1 << 30); | |
1da177e4 LT |
1174 | tmp.index = ac97->num; |
1175 | kctl = snd_ctl_new1(&tmp, ac97); | |
1176 | } | |
1177 | err = snd_ctl_add(card, kctl); | |
1178 | if (err < 0) | |
1179 | return err; | |
1180 | /* mute as default */ | |
1181 | snd_ac97_write_cache(ac97, reg, val | mute_mask); | |
1182 | return 0; | |
1183 | } | |
1184 | ||
2f3482fb TI |
1185 | /* |
1186 | * set dB information | |
1187 | */ | |
1188 | static DECLARE_TLV_DB_SCALE(db_scale_4bit, -4500, 300, 0); | |
1189 | static DECLARE_TLV_DB_SCALE(db_scale_5bit, -4650, 150, 0); | |
1190 | static DECLARE_TLV_DB_SCALE(db_scale_6bit, -9450, 150, 0); | |
1191 | static DECLARE_TLV_DB_SCALE(db_scale_5bit_12db_max, -3450, 150, 0); | |
1192 | static DECLARE_TLV_DB_SCALE(db_scale_rec_gain, 0, 150, 0); | |
1193 | ||
1194 | static unsigned int *find_db_scale(unsigned int maxval) | |
1195 | { | |
1196 | switch (maxval) { | |
1197 | case 0x0f: return db_scale_4bit; | |
1198 | case 0x1f: return db_scale_5bit; | |
1199 | case 0x3f: return db_scale_6bit; | |
1200 | } | |
1201 | return NULL; | |
1202 | } | |
1203 | ||
1204 | static void set_tlv_db_scale(struct snd_kcontrol *kctl, unsigned int *tlv) | |
1205 | { | |
1206 | kctl->tlv.p = tlv; | |
1207 | if (tlv) | |
1208 | kctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_TLV_READ; | |
1209 | } | |
1210 | ||
1da177e4 LT |
1211 | /* |
1212 | * create a volume for normal stereo/mono controls | |
1213 | */ | |
ee42381e TI |
1214 | static int snd_ac97_cvol_new(struct snd_card *card, char *name, int reg, unsigned int lo_max, |
1215 | unsigned int hi_max, struct snd_ac97 *ac97) | |
1da177e4 LT |
1216 | { |
1217 | int err; | |
ee42381e | 1218 | struct snd_kcontrol *kctl; |
1da177e4 LT |
1219 | |
1220 | if (! snd_ac97_valid_reg(ac97, reg)) | |
1221 | return 0; | |
1222 | if (hi_max) { | |
1223 | /* invert */ | |
ee42381e | 1224 | struct snd_kcontrol_new tmp = AC97_DOUBLE(name, reg, 8, 0, lo_max, 1); |
1da177e4 LT |
1225 | tmp.index = ac97->num; |
1226 | kctl = snd_ctl_new1(&tmp, ac97); | |
1227 | } else { | |
1228 | /* invert */ | |
ee42381e | 1229 | struct snd_kcontrol_new tmp = AC97_SINGLE(name, reg, 0, lo_max, 1); |
1da177e4 LT |
1230 | tmp.index = ac97->num; |
1231 | kctl = snd_ctl_new1(&tmp, ac97); | |
1232 | } | |
2f3482fb TI |
1233 | if (reg >= AC97_PHONE && reg <= AC97_PCM) |
1234 | set_tlv_db_scale(kctl, db_scale_5bit_12db_max); | |
1235 | else | |
1236 | set_tlv_db_scale(kctl, find_db_scale(lo_max)); | |
1da177e4 LT |
1237 | err = snd_ctl_add(card, kctl); |
1238 | if (err < 0) | |
1239 | return err; | |
1240 | snd_ac97_write_cache(ac97, reg, | |
1241 | (snd_ac97_read(ac97, reg) & 0x8080) | | |
1242 | lo_max | (hi_max << 8)); | |
1243 | return 0; | |
1244 | } | |
1245 | ||
1246 | /* | |
1247 | * create a mute-switch and a volume for normal stereo/mono controls | |
1248 | */ | |
6dbe6628 TI |
1249 | static int snd_ac97_cmix_new_stereo(struct snd_card *card, const char *pfx, |
1250 | int reg, int check_stereo, int check_amix, | |
1251 | struct snd_ac97 *ac97) | |
1da177e4 LT |
1252 | { |
1253 | int err; | |
1254 | char name[44]; | |
1255 | unsigned char lo_max, hi_max; | |
1256 | ||
1257 | if (! snd_ac97_valid_reg(ac97, reg)) | |
1258 | return 0; | |
1259 | ||
1260 | if (snd_ac97_try_bit(ac97, reg, 15)) { | |
1261 | sprintf(name, "%s Switch", pfx); | |
6dbe6628 TI |
1262 | if ((err = snd_ac97_cmute_new_stereo(card, name, reg, |
1263 | check_stereo, check_amix, | |
1264 | ac97)) < 0) | |
1da177e4 LT |
1265 | return err; |
1266 | } | |
1267 | check_volume_resolution(ac97, reg, &lo_max, &hi_max); | |
1268 | if (lo_max) { | |
1269 | sprintf(name, "%s Volume", pfx); | |
1270 | if ((err = snd_ac97_cvol_new(card, name, reg, lo_max, hi_max, ac97)) < 0) | |
1271 | return err; | |
1272 | } | |
1273 | return 0; | |
1274 | } | |
1275 | ||
6dbe6628 TI |
1276 | #define snd_ac97_cmix_new(card, pfx, reg, acheck, ac97) \ |
1277 | snd_ac97_cmix_new_stereo(card, pfx, reg, 0, acheck, ac97) | |
1278 | #define snd_ac97_cmute_new(card, name, reg, acheck, ac97) \ | |
1279 | snd_ac97_cmute_new_stereo(card, name, reg, 0, acheck, ac97) | |
1da177e4 | 1280 | |
ee42381e | 1281 | static unsigned int snd_ac97_determine_spdif_rates(struct snd_ac97 *ac97); |
1da177e4 | 1282 | |
ee42381e | 1283 | static int snd_ac97_mixer_build(struct snd_ac97 * ac97) |
1da177e4 | 1284 | { |
ee42381e TI |
1285 | struct snd_card *card = ac97->bus->card; |
1286 | struct snd_kcontrol *kctl; | |
1da177e4 LT |
1287 | int err; |
1288 | unsigned int idx; | |
1289 | unsigned char max; | |
1290 | ||
1291 | /* build master controls */ | |
1292 | /* AD claims to remove this control from AD1887, although spec v2.2 does not allow this */ | |
1293 | if (snd_ac97_try_volume_mix(ac97, AC97_MASTER)) { | |
1294 | if (ac97->flags & AC97_HAS_NO_MASTER_VOL) | |
6dbe6628 TI |
1295 | err = snd_ac97_cmute_new(card, "Master Playback Switch", |
1296 | AC97_MASTER, 0, ac97); | |
1da177e4 | 1297 | else |
6dbe6628 TI |
1298 | err = snd_ac97_cmix_new(card, "Master Playback", |
1299 | AC97_MASTER, 0, ac97); | |
1da177e4 LT |
1300 | if (err < 0) |
1301 | return err; | |
1302 | } | |
1303 | ||
1304 | ac97->regs[AC97_CENTER_LFE_MASTER] = 0x8080; | |
1305 | ||
1306 | /* build center controls */ | |
70c5acbd JK |
1307 | if ((snd_ac97_try_volume_mix(ac97, AC97_CENTER_LFE_MASTER)) |
1308 | && !(ac97->flags & AC97_AD_MULTI)) { | |
1da177e4 LT |
1309 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_center[0], ac97))) < 0) |
1310 | return err; | |
1311 | if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_center[1], ac97))) < 0) | |
1312 | return err; | |
1313 | snd_ac97_change_volume_params2(ac97, AC97_CENTER_LFE_MASTER, 0, &max); | |
1314 | kctl->private_value &= ~(0xff << 16); | |
1315 | kctl->private_value |= (int)max << 16; | |
2f3482fb | 1316 | set_tlv_db_scale(kctl, find_db_scale(max)); |
1da177e4 LT |
1317 | snd_ac97_write_cache(ac97, AC97_CENTER_LFE_MASTER, ac97->regs[AC97_CENTER_LFE_MASTER] | max); |
1318 | } | |
1319 | ||
1320 | /* build LFE controls */ | |
70c5acbd JK |
1321 | if ((snd_ac97_try_volume_mix(ac97, AC97_CENTER_LFE_MASTER+1)) |
1322 | && !(ac97->flags & AC97_AD_MULTI)) { | |
1da177e4 LT |
1323 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_lfe[0], ac97))) < 0) |
1324 | return err; | |
1325 | if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_lfe[1], ac97))) < 0) | |
1326 | return err; | |
1327 | snd_ac97_change_volume_params2(ac97, AC97_CENTER_LFE_MASTER, 8, &max); | |
1328 | kctl->private_value &= ~(0xff << 16); | |
1329 | kctl->private_value |= (int)max << 16; | |
2f3482fb | 1330 | set_tlv_db_scale(kctl, find_db_scale(max)); |
1da177e4 LT |
1331 | snd_ac97_write_cache(ac97, AC97_CENTER_LFE_MASTER, ac97->regs[AC97_CENTER_LFE_MASTER] | max << 8); |
1332 | } | |
1333 | ||
1334 | /* build surround controls */ | |
70c5acbd JK |
1335 | if ((snd_ac97_try_volume_mix(ac97, AC97_SURROUND_MASTER)) |
1336 | && !(ac97->flags & AC97_AD_MULTI)) { | |
1da177e4 | 1337 | /* Surround Master (0x38) is with stereo mutes */ |
6dbe6628 TI |
1338 | if ((err = snd_ac97_cmix_new_stereo(card, "Surround Playback", |
1339 | AC97_SURROUND_MASTER, 1, 0, | |
1340 | ac97)) < 0) | |
1da177e4 LT |
1341 | return err; |
1342 | } | |
1343 | ||
1344 | /* build headphone controls */ | |
1345 | if (snd_ac97_try_volume_mix(ac97, AC97_HEADPHONE)) { | |
6dbe6628 TI |
1346 | if ((err = snd_ac97_cmix_new(card, "Headphone Playback", |
1347 | AC97_HEADPHONE, 0, ac97)) < 0) | |
1da177e4 LT |
1348 | return err; |
1349 | } | |
1350 | ||
1351 | /* build master mono controls */ | |
1352 | if (snd_ac97_try_volume_mix(ac97, AC97_MASTER_MONO)) { | |
6dbe6628 TI |
1353 | if ((err = snd_ac97_cmix_new(card, "Master Mono Playback", |
1354 | AC97_MASTER_MONO, 0, ac97)) < 0) | |
1da177e4 LT |
1355 | return err; |
1356 | } | |
1357 | ||
1358 | /* build master tone controls */ | |
3998b70f LG |
1359 | if (!(ac97->flags & AC97_HAS_NO_TONE)) { |
1360 | if (snd_ac97_try_volume_mix(ac97, AC97_MASTER_TONE)) { | |
1361 | for (idx = 0; idx < 2; idx++) { | |
1362 | if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_tone[idx], ac97))) < 0) | |
1363 | return err; | |
1364 | if (ac97->id == AC97_ID_YMF753) { | |
1365 | kctl->private_value &= ~(0xff << 16); | |
1366 | kctl->private_value |= 7 << 16; | |
1367 | } | |
1da177e4 | 1368 | } |
3998b70f | 1369 | snd_ac97_write_cache(ac97, AC97_MASTER_TONE, 0x0f0f); |
1da177e4 | 1370 | } |
1da177e4 LT |
1371 | } |
1372 | ||
1373 | /* build PC Speaker controls */ | |
1374 | if (!(ac97->flags & AC97_HAS_NO_PC_BEEP) && | |
1375 | ((ac97->flags & AC97_HAS_PC_BEEP) || | |
1376 | snd_ac97_try_volume_mix(ac97, AC97_PC_BEEP))) { | |
1377 | for (idx = 0; idx < 2; idx++) | |
2f3482fb | 1378 | if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_pc_beep[idx], ac97))) < 0) |
1da177e4 | 1379 | return err; |
2f3482fb | 1380 | set_tlv_db_scale(kctl, db_scale_4bit); |
1da177e4 LT |
1381 | snd_ac97_write_cache(ac97, AC97_PC_BEEP, |
1382 | snd_ac97_read(ac97, AC97_PC_BEEP) | 0x801e); | |
1383 | } | |
1384 | ||
1385 | /* build Phone controls */ | |
1386 | if (!(ac97->flags & AC97_HAS_NO_PHONE)) { | |
1387 | if (snd_ac97_try_volume_mix(ac97, AC97_PHONE)) { | |
6dbe6628 TI |
1388 | if ((err = snd_ac97_cmix_new(card, "Phone Playback", |
1389 | AC97_PHONE, 1, ac97)) < 0) | |
1da177e4 LT |
1390 | return err; |
1391 | } | |
1392 | } | |
1393 | ||
1394 | /* build MIC controls */ | |
3998b70f LG |
1395 | if (!(ac97->flags & AC97_HAS_NO_MIC)) { |
1396 | if (snd_ac97_try_volume_mix(ac97, AC97_MIC)) { | |
6dbe6628 TI |
1397 | if ((err = snd_ac97_cmix_new(card, "Mic Playback", |
1398 | AC97_MIC, 1, ac97)) < 0) | |
3998b70f LG |
1399 | return err; |
1400 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_mic_boost, ac97))) < 0) | |
1401 | return err; | |
1402 | } | |
1da177e4 LT |
1403 | } |
1404 | ||
1405 | /* build Line controls */ | |
1406 | if (snd_ac97_try_volume_mix(ac97, AC97_LINE)) { | |
6dbe6628 TI |
1407 | if ((err = snd_ac97_cmix_new(card, "Line Playback", |
1408 | AC97_LINE, 1, ac97)) < 0) | |
1da177e4 LT |
1409 | return err; |
1410 | } | |
1411 | ||
1412 | /* build CD controls */ | |
1413 | if (!(ac97->flags & AC97_HAS_NO_CD)) { | |
1414 | if (snd_ac97_try_volume_mix(ac97, AC97_CD)) { | |
6dbe6628 TI |
1415 | if ((err = snd_ac97_cmix_new(card, "CD Playback", |
1416 | AC97_CD, 1, ac97)) < 0) | |
1da177e4 LT |
1417 | return err; |
1418 | } | |
1419 | } | |
1420 | ||
1421 | /* build Video controls */ | |
1422 | if (!(ac97->flags & AC97_HAS_NO_VIDEO)) { | |
1423 | if (snd_ac97_try_volume_mix(ac97, AC97_VIDEO)) { | |
6dbe6628 TI |
1424 | if ((err = snd_ac97_cmix_new(card, "Video Playback", |
1425 | AC97_VIDEO, 1, ac97)) < 0) | |
1da177e4 LT |
1426 | return err; |
1427 | } | |
1428 | } | |
1429 | ||
1430 | /* build Aux controls */ | |
1459c784 RG |
1431 | if (!(ac97->flags & AC97_HAS_NO_AUX)) { |
1432 | if (snd_ac97_try_volume_mix(ac97, AC97_AUX)) { | |
6dbe6628 TI |
1433 | if ((err = snd_ac97_cmix_new(card, "Aux Playback", |
1434 | AC97_AUX, 1, ac97)) < 0) | |
1459c784 RG |
1435 | return err; |
1436 | } | |
1da177e4 LT |
1437 | } |
1438 | ||
1439 | /* build PCM controls */ | |
1440 | if (ac97->flags & AC97_AD_MULTI) { | |
1441 | unsigned short init_val; | |
1442 | if (ac97->flags & AC97_STEREO_MUTES) | |
1443 | init_val = 0x9f9f; | |
1444 | else | |
1445 | init_val = 0x9f1f; | |
1446 | for (idx = 0; idx < 2; idx++) | |
2f3482fb | 1447 | if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_ad18xx_pcm[idx], ac97))) < 0) |
1da177e4 | 1448 | return err; |
2f3482fb | 1449 | set_tlv_db_scale(kctl, db_scale_5bit); |
1da177e4 LT |
1450 | ac97->spec.ad18xx.pcmreg[0] = init_val; |
1451 | if (ac97->scaps & AC97_SCAP_SURROUND_DAC) { | |
1452 | for (idx = 0; idx < 2; idx++) | |
2f3482fb | 1453 | if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_ad18xx_surround[idx], ac97))) < 0) |
1da177e4 | 1454 | return err; |
2f3482fb | 1455 | set_tlv_db_scale(kctl, db_scale_5bit); |
1da177e4 LT |
1456 | ac97->spec.ad18xx.pcmreg[1] = init_val; |
1457 | } | |
1458 | if (ac97->scaps & AC97_SCAP_CENTER_LFE_DAC) { | |
1459 | for (idx = 0; idx < 2; idx++) | |
2f3482fb | 1460 | if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_ad18xx_center[idx], ac97))) < 0) |
1da177e4 | 1461 | return err; |
2f3482fb | 1462 | set_tlv_db_scale(kctl, db_scale_5bit); |
1da177e4 | 1463 | for (idx = 0; idx < 2; idx++) |
2f3482fb | 1464 | if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_ad18xx_lfe[idx], ac97))) < 0) |
1da177e4 | 1465 | return err; |
2f3482fb | 1466 | set_tlv_db_scale(kctl, db_scale_5bit); |
1da177e4 LT |
1467 | ac97->spec.ad18xx.pcmreg[2] = init_val; |
1468 | } | |
1469 | snd_ac97_write_cache(ac97, AC97_PCM, init_val); | |
1470 | } else { | |
3998b70f LG |
1471 | if (!(ac97->flags & AC97_HAS_NO_STD_PCM)) { |
1472 | if (ac97->flags & AC97_HAS_NO_PCM_VOL) | |
6dbe6628 TI |
1473 | err = snd_ac97_cmute_new(card, |
1474 | "PCM Playback Switch", | |
1475 | AC97_PCM, 0, ac97); | |
3998b70f | 1476 | else |
6dbe6628 TI |
1477 | err = snd_ac97_cmix_new(card, "PCM Playback", |
1478 | AC97_PCM, 0, ac97); | |
3998b70f LG |
1479 | if (err < 0) |
1480 | return err; | |
1481 | } | |
1da177e4 LT |
1482 | } |
1483 | ||
1484 | /* build Capture controls */ | |
1485 | if (!(ac97->flags & AC97_HAS_NO_REC_GAIN)) { | |
1486 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_control_capture_src, ac97))) < 0) | |
1487 | return err; | |
1488 | if (snd_ac97_try_bit(ac97, AC97_REC_GAIN, 15)) { | |
6dbe6628 TI |
1489 | err = snd_ac97_cmute_new(card, "Capture Switch", |
1490 | AC97_REC_GAIN, 0, ac97); | |
1491 | if (err < 0) | |
1da177e4 LT |
1492 | return err; |
1493 | } | |
2f3482fb | 1494 | if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_control_capture_vol, ac97))) < 0) |
1da177e4 | 1495 | return err; |
2f3482fb | 1496 | set_tlv_db_scale(kctl, db_scale_rec_gain); |
1da177e4 LT |
1497 | snd_ac97_write_cache(ac97, AC97_REC_SEL, 0x0000); |
1498 | snd_ac97_write_cache(ac97, AC97_REC_GAIN, 0x0000); | |
1499 | } | |
1500 | /* build MIC Capture controls */ | |
1501 | if (snd_ac97_try_volume_mix(ac97, AC97_REC_GAIN_MIC)) { | |
1502 | for (idx = 0; idx < 2; idx++) | |
2f3482fb | 1503 | if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_mic_capture[idx], ac97))) < 0) |
1da177e4 | 1504 | return err; |
2f3482fb | 1505 | set_tlv_db_scale(kctl, db_scale_rec_gain); |
1da177e4 LT |
1506 | snd_ac97_write_cache(ac97, AC97_REC_GAIN_MIC, 0x0000); |
1507 | } | |
1508 | ||
1509 | /* build PCM out path & mute control */ | |
1510 | if (snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 15)) { | |
1511 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_PCM_OUT], ac97))) < 0) | |
1512 | return err; | |
1513 | } | |
1514 | ||
1515 | /* build Simulated Stereo Enhancement control */ | |
1516 | if (ac97->caps & 0x0008) { | |
1517 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_STEREO_ENHANCEMENT], ac97))) < 0) | |
1518 | return err; | |
1519 | } | |
1520 | ||
1521 | /* build 3D Stereo Enhancement control */ | |
1522 | if (snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 13)) { | |
1523 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_3D], ac97))) < 0) | |
1524 | return err; | |
1525 | } | |
1526 | ||
1527 | /* build Loudness control */ | |
1528 | if (ac97->caps & 0x0020) { | |
1529 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_LOUDNESS], ac97))) < 0) | |
1530 | return err; | |
1531 | } | |
1532 | ||
1533 | /* build Mono output select control */ | |
1534 | if (snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 9)) { | |
1535 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_MONO], ac97))) < 0) | |
1536 | return err; | |
1537 | } | |
1538 | ||
1539 | /* build Mic select control */ | |
1540 | if (snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 8)) { | |
1541 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_MIC], ac97))) < 0) | |
1542 | return err; | |
1543 | } | |
1544 | ||
1545 | /* build ADC/DAC loopback control */ | |
1546 | if (enable_loopback && snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 7)) { | |
1547 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_LOOPBACK], ac97))) < 0) | |
1548 | return err; | |
1549 | } | |
1550 | ||
1551 | snd_ac97_update_bits(ac97, AC97_GENERAL_PURPOSE, ~AC97_GP_DRSS_MASK, 0x0000); | |
1552 | ||
1553 | /* build 3D controls */ | |
1554 | if (ac97->build_ops->build_3d) { | |
1555 | ac97->build_ops->build_3d(ac97); | |
1556 | } else { | |
1557 | if (snd_ac97_try_volume_mix(ac97, AC97_3D_CONTROL)) { | |
1558 | unsigned short val; | |
1559 | val = 0x0707; | |
1560 | snd_ac97_write(ac97, AC97_3D_CONTROL, val); | |
1561 | val = snd_ac97_read(ac97, AC97_3D_CONTROL); | |
1562 | val = val == 0x0606; | |
1563 | if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_3d[0], ac97))) < 0) | |
1564 | return err; | |
1565 | if (val) | |
1566 | kctl->private_value = AC97_3D_CONTROL | (9 << 8) | (7 << 16); | |
1567 | if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_3d[1], ac97))) < 0) | |
1568 | return err; | |
1569 | if (val) | |
1570 | kctl->private_value = AC97_3D_CONTROL | (1 << 8) | (7 << 16); | |
1571 | snd_ac97_write_cache(ac97, AC97_3D_CONTROL, 0x0000); | |
1572 | } | |
1573 | } | |
1574 | ||
1575 | /* build S/PDIF controls */ | |
1576 | if ((ac97->ext_id & AC97_EI_SPDIF) && !(ac97->scaps & AC97_SCAP_NO_SPDIF)) { | |
1577 | if (ac97->build_ops->build_spdif) { | |
1578 | if ((err = ac97->build_ops->build_spdif(ac97)) < 0) | |
1579 | return err; | |
1580 | } else { | |
1581 | for (idx = 0; idx < 5; idx++) | |
1582 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_spdif[idx], ac97))) < 0) | |
1583 | return err; | |
1584 | if (ac97->build_ops->build_post_spdif) { | |
1585 | if ((err = ac97->build_ops->build_post_spdif(ac97)) < 0) | |
1586 | return err; | |
1587 | } | |
1588 | /* set default PCM S/PDIF params */ | |
1589 | /* consumer,PCM audio,no copyright,no preemphasis,PCM coder,original,48000Hz */ | |
1590 | snd_ac97_write_cache(ac97, AC97_SPDIF, 0x2a20); | |
1591 | ac97->rates[AC97_RATES_SPDIF] = snd_ac97_determine_spdif_rates(ac97); | |
1592 | } | |
1593 | ac97->spdif_status = SNDRV_PCM_DEFAULT_CON_SPDIF; | |
1594 | } | |
1595 | ||
1596 | /* build chip specific controls */ | |
1597 | if (ac97->build_ops->build_specific) | |
1598 | if ((err = ac97->build_ops->build_specific(ac97)) < 0) | |
1599 | return err; | |
1600 | ||
1601 | if (snd_ac97_try_bit(ac97, AC97_POWERDOWN, 15)) { | |
1602 | kctl = snd_ac97_cnew(&snd_ac97_control_eapd, ac97); | |
1603 | if (! kctl) | |
1604 | return -ENOMEM; | |
1605 | if (ac97->scaps & AC97_SCAP_INV_EAPD) | |
1606 | set_inv_eapd(ac97, kctl); | |
1607 | if ((err = snd_ctl_add(card, kctl)) < 0) | |
1608 | return err; | |
1609 | } | |
1610 | ||
1611 | return 0; | |
1612 | } | |
1613 | ||
ee42381e | 1614 | static int snd_ac97_modem_build(struct snd_card *card, struct snd_ac97 * ac97) |
1da177e4 | 1615 | { |
87d61c29 SK |
1616 | int err, idx; |
1617 | ||
1da177e4 LT |
1618 | //printk("AC97_GPIO_CFG = %x\n",snd_ac97_read(ac97,AC97_GPIO_CFG)); |
1619 | snd_ac97_write(ac97, AC97_GPIO_CFG, 0xffff & ~(AC97_GPIO_LINE1_OH)); | |
1620 | snd_ac97_write(ac97, AC97_GPIO_POLARITY, 0xffff & ~(AC97_GPIO_LINE1_OH)); | |
1621 | snd_ac97_write(ac97, AC97_GPIO_STICKY, 0xffff); | |
1622 | snd_ac97_write(ac97, AC97_GPIO_WAKEUP, 0x0); | |
1623 | snd_ac97_write(ac97, AC97_MISC_AFE, 0x0); | |
87d61c29 SK |
1624 | |
1625 | /* build modem switches */ | |
1626 | for (idx = 0; idx < ARRAY_SIZE(snd_ac97_controls_modem_switches); idx++) | |
0444e2ac | 1627 | if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_ac97_controls_modem_switches[idx], ac97))) < 0) |
87d61c29 SK |
1628 | return err; |
1629 | ||
1630 | /* build chip specific controls */ | |
1631 | if (ac97->build_ops->build_specific) | |
1632 | if ((err = ac97->build_ops->build_specific(ac97)) < 0) | |
1633 | return err; | |
1634 | ||
1da177e4 LT |
1635 | return 0; |
1636 | } | |
1637 | ||
ee42381e | 1638 | static int snd_ac97_test_rate(struct snd_ac97 *ac97, int reg, int shadow_reg, int rate) |
1da177e4 LT |
1639 | { |
1640 | unsigned short val; | |
1641 | unsigned int tmp; | |
1642 | ||
1643 | tmp = ((unsigned int)rate * ac97->bus->clock) / 48000; | |
1644 | snd_ac97_write_cache(ac97, reg, tmp & 0xffff); | |
1645 | if (shadow_reg) | |
1646 | snd_ac97_write_cache(ac97, shadow_reg, tmp & 0xffff); | |
1647 | val = snd_ac97_read(ac97, reg); | |
1648 | return val == (tmp & 0xffff); | |
1649 | } | |
1650 | ||
ee42381e | 1651 | static void snd_ac97_determine_rates(struct snd_ac97 *ac97, int reg, int shadow_reg, unsigned int *r_result) |
1da177e4 LT |
1652 | { |
1653 | unsigned int result = 0; | |
1654 | unsigned short saved; | |
1655 | ||
1656 | if (ac97->bus->no_vra) { | |
1657 | *r_result = SNDRV_PCM_RATE_48000; | |
1658 | if ((ac97->flags & AC97_DOUBLE_RATE) && | |
1659 | reg == AC97_PCM_FRONT_DAC_RATE) | |
1660 | *r_result |= SNDRV_PCM_RATE_96000; | |
1661 | return; | |
1662 | } | |
1663 | ||
1664 | saved = snd_ac97_read(ac97, reg); | |
1665 | if ((ac97->ext_id & AC97_EI_DRA) && reg == AC97_PCM_FRONT_DAC_RATE) | |
1666 | snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, | |
1667 | AC97_EA_DRA, 0); | |
1668 | /* test a non-standard rate */ | |
1669 | if (snd_ac97_test_rate(ac97, reg, shadow_reg, 11000)) | |
1670 | result |= SNDRV_PCM_RATE_CONTINUOUS; | |
1671 | /* let's try to obtain standard rates */ | |
1672 | if (snd_ac97_test_rate(ac97, reg, shadow_reg, 8000)) | |
1673 | result |= SNDRV_PCM_RATE_8000; | |
1674 | if (snd_ac97_test_rate(ac97, reg, shadow_reg, 11025)) | |
1675 | result |= SNDRV_PCM_RATE_11025; | |
1676 | if (snd_ac97_test_rate(ac97, reg, shadow_reg, 16000)) | |
1677 | result |= SNDRV_PCM_RATE_16000; | |
1678 | if (snd_ac97_test_rate(ac97, reg, shadow_reg, 22050)) | |
1679 | result |= SNDRV_PCM_RATE_22050; | |
1680 | if (snd_ac97_test_rate(ac97, reg, shadow_reg, 32000)) | |
1681 | result |= SNDRV_PCM_RATE_32000; | |
1682 | if (snd_ac97_test_rate(ac97, reg, shadow_reg, 44100)) | |
1683 | result |= SNDRV_PCM_RATE_44100; | |
1684 | if (snd_ac97_test_rate(ac97, reg, shadow_reg, 48000)) | |
1685 | result |= SNDRV_PCM_RATE_48000; | |
1686 | if ((ac97->flags & AC97_DOUBLE_RATE) && | |
1687 | reg == AC97_PCM_FRONT_DAC_RATE) { | |
1688 | /* test standard double rates */ | |
1689 | snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, | |
1690 | AC97_EA_DRA, AC97_EA_DRA); | |
1691 | if (snd_ac97_test_rate(ac97, reg, shadow_reg, 64000 / 2)) | |
1692 | result |= SNDRV_PCM_RATE_64000; | |
1693 | if (snd_ac97_test_rate(ac97, reg, shadow_reg, 88200 / 2)) | |
1694 | result |= SNDRV_PCM_RATE_88200; | |
1695 | if (snd_ac97_test_rate(ac97, reg, shadow_reg, 96000 / 2)) | |
1696 | result |= SNDRV_PCM_RATE_96000; | |
1697 | /* some codecs don't support variable double rates */ | |
1698 | if (!snd_ac97_test_rate(ac97, reg, shadow_reg, 76100 / 2)) | |
1699 | result &= ~SNDRV_PCM_RATE_CONTINUOUS; | |
1700 | snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, | |
1701 | AC97_EA_DRA, 0); | |
1702 | } | |
1703 | /* restore the default value */ | |
1704 | snd_ac97_write_cache(ac97, reg, saved); | |
1705 | if (shadow_reg) | |
1706 | snd_ac97_write_cache(ac97, shadow_reg, saved); | |
1707 | *r_result = result; | |
1708 | } | |
1709 | ||
1710 | /* check AC97_SPDIF register to accept which sample rates */ | |
ee42381e | 1711 | static unsigned int snd_ac97_determine_spdif_rates(struct snd_ac97 *ac97) |
1da177e4 LT |
1712 | { |
1713 | unsigned int result = 0; | |
1714 | int i; | |
1715 | static unsigned short ctl_bits[] = { | |
1716 | AC97_SC_SPSR_44K, AC97_SC_SPSR_32K, AC97_SC_SPSR_48K | |
1717 | }; | |
1718 | static unsigned int rate_bits[] = { | |
1719 | SNDRV_PCM_RATE_44100, SNDRV_PCM_RATE_32000, SNDRV_PCM_RATE_48000 | |
1720 | }; | |
1721 | ||
1722 | for (i = 0; i < (int)ARRAY_SIZE(ctl_bits); i++) { | |
1723 | snd_ac97_update_bits(ac97, AC97_SPDIF, AC97_SC_SPSR_MASK, ctl_bits[i]); | |
1724 | if ((snd_ac97_read(ac97, AC97_SPDIF) & AC97_SC_SPSR_MASK) == ctl_bits[i]) | |
1725 | result |= rate_bits[i]; | |
1726 | } | |
1727 | return result; | |
1728 | } | |
1729 | ||
1730 | /* look for the codec id table matching with the given id */ | |
ee42381e TI |
1731 | static const struct ac97_codec_id *look_for_codec_id(const struct ac97_codec_id *table, |
1732 | unsigned int id) | |
1da177e4 | 1733 | { |
ee42381e | 1734 | const struct ac97_codec_id *pid; |
1da177e4 LT |
1735 | |
1736 | for (pid = table; pid->id; pid++) | |
1737 | if (pid->id == (id & pid->mask)) | |
1738 | return pid; | |
1739 | return NULL; | |
1740 | } | |
1741 | ||
ee42381e | 1742 | void snd_ac97_get_name(struct snd_ac97 *ac97, unsigned int id, char *name, int modem) |
1da177e4 | 1743 | { |
ee42381e | 1744 | const struct ac97_codec_id *pid; |
1da177e4 LT |
1745 | |
1746 | sprintf(name, "0x%x %c%c%c", id, | |
1747 | printable(id >> 24), | |
1748 | printable(id >> 16), | |
1749 | printable(id >> 8)); | |
1750 | pid = look_for_codec_id(snd_ac97_codec_id_vendors, id); | |
1751 | if (! pid) | |
1752 | return; | |
1753 | ||
1754 | strcpy(name, pid->name); | |
1755 | if (ac97 && pid->patch) { | |
1756 | if ((modem && (pid->flags & AC97_MODEM_PATCH)) || | |
1757 | (! modem && ! (pid->flags & AC97_MODEM_PATCH))) | |
1758 | pid->patch(ac97); | |
1759 | } | |
1760 | ||
1761 | pid = look_for_codec_id(snd_ac97_codec_ids, id); | |
1762 | if (pid) { | |
1763 | strcat(name, " "); | |
1764 | strcat(name, pid->name); | |
1765 | if (pid->mask != 0xffffffff) | |
1766 | sprintf(name + strlen(name), " rev %d", id & ~pid->mask); | |
1767 | if (ac97 && pid->patch) { | |
1768 | if ((modem && (pid->flags & AC97_MODEM_PATCH)) || | |
1769 | (! modem && ! (pid->flags & AC97_MODEM_PATCH))) | |
1770 | pid->patch(ac97); | |
1771 | } | |
1772 | } else | |
1773 | sprintf(name + strlen(name), " id %x", id & 0xff); | |
1774 | } | |
1775 | ||
1776 | /** | |
1777 | * snd_ac97_get_short_name - retrieve codec name | |
1778 | * @ac97: the codec instance | |
1779 | * | |
1780 | * Returns the short identifying name of the codec. | |
1781 | */ | |
ee42381e | 1782 | const char *snd_ac97_get_short_name(struct snd_ac97 *ac97) |
1da177e4 | 1783 | { |
ee42381e | 1784 | const struct ac97_codec_id *pid; |
1da177e4 LT |
1785 | |
1786 | for (pid = snd_ac97_codec_ids; pid->id; pid++) | |
1787 | if (pid->id == (ac97->id & pid->mask)) | |
1788 | return pid->name; | |
1789 | return "unknown codec"; | |
1790 | } | |
1791 | ||
7b09679c | 1792 | EXPORT_SYMBOL(snd_ac97_get_short_name); |
1da177e4 LT |
1793 | |
1794 | /* wait for a while until registers are accessible after RESET | |
1795 | * return 0 if ok, negative not ready | |
1796 | */ | |
ee42381e | 1797 | static int ac97_reset_wait(struct snd_ac97 *ac97, int timeout, int with_modem) |
1da177e4 LT |
1798 | { |
1799 | unsigned long end_time; | |
1800 | unsigned short val; | |
1801 | ||
1802 | end_time = jiffies + timeout; | |
1803 | do { | |
1804 | ||
1805 | /* use preliminary reads to settle the communication */ | |
1806 | snd_ac97_read(ac97, AC97_RESET); | |
1807 | snd_ac97_read(ac97, AC97_VENDOR_ID1); | |
1808 | snd_ac97_read(ac97, AC97_VENDOR_ID2); | |
1809 | /* modem? */ | |
1810 | if (with_modem) { | |
1811 | val = snd_ac97_read(ac97, AC97_EXTENDED_MID); | |
1812 | if (val != 0xffff && (val & 1) != 0) | |
1813 | return 0; | |
1814 | } | |
1815 | if (ac97->scaps & AC97_SCAP_DETECT_BY_VENDOR) { | |
1816 | /* probably only Xbox issue - all registers are read as zero */ | |
1817 | val = snd_ac97_read(ac97, AC97_VENDOR_ID1); | |
1818 | if (val != 0 && val != 0xffff) | |
1819 | return 0; | |
1820 | } else { | |
1821 | /* because the PCM or MASTER volume registers can be modified, | |
1822 | * the REC_GAIN register is used for tests | |
1823 | */ | |
1824 | /* test if we can write to the record gain volume register */ | |
1825 | snd_ac97_write_cache(ac97, AC97_REC_GAIN, 0x8a05); | |
1826 | if ((snd_ac97_read(ac97, AC97_REC_GAIN) & 0x7fff) == 0x0a05) | |
1827 | return 0; | |
1828 | } | |
8433a509 | 1829 | schedule_timeout_uninterruptible(1); |
1da177e4 LT |
1830 | } while (time_after_eq(end_time, jiffies)); |
1831 | return -ENODEV; | |
1832 | } | |
1833 | ||
1834 | /** | |
1835 | * snd_ac97_bus - create an AC97 bus component | |
1836 | * @card: the card instance | |
1837 | * @num: the bus number | |
1838 | * @ops: the bus callbacks table | |
1839 | * @private_data: private data pointer for the new instance | |
1840 | * @rbus: the pointer to store the new AC97 bus instance. | |
1841 | * | |
ee42381e | 1842 | * Creates an AC97 bus component. An struct snd_ac97_bus instance is newly |
1da177e4 LT |
1843 | * allocated and initialized. |
1844 | * | |
1845 | * The ops table must include valid callbacks (at least read and | |
1846 | * write). The other callbacks, wait and reset, are not mandatory. | |
1847 | * | |
1848 | * The clock is set to 48000. If another clock is needed, set | |
1849 | * (*rbus)->clock manually. | |
1850 | * | |
1851 | * The AC97 bus instance is registered as a low-level device, so you don't | |
1852 | * have to release it manually. | |
1853 | * | |
1854 | * Returns zero if successful, or a negative error code on failure. | |
1855 | */ | |
ee42381e TI |
1856 | int snd_ac97_bus(struct snd_card *card, int num, struct snd_ac97_bus_ops *ops, |
1857 | void *private_data, struct snd_ac97_bus **rbus) | |
1da177e4 LT |
1858 | { |
1859 | int err; | |
ee42381e TI |
1860 | struct snd_ac97_bus *bus; |
1861 | static struct snd_device_ops dev_ops = { | |
1da177e4 LT |
1862 | .dev_free = snd_ac97_bus_dev_free, |
1863 | }; | |
1864 | ||
1865 | snd_assert(card != NULL, return -EINVAL); | |
1866 | snd_assert(rbus != NULL, return -EINVAL); | |
e560d8d8 | 1867 | bus = kzalloc(sizeof(*bus), GFP_KERNEL); |
1da177e4 LT |
1868 | if (bus == NULL) |
1869 | return -ENOMEM; | |
1870 | bus->card = card; | |
1871 | bus->num = num; | |
1872 | bus->ops = ops; | |
1873 | bus->private_data = private_data; | |
1874 | bus->clock = 48000; | |
1875 | spin_lock_init(&bus->bus_lock); | |
1876 | snd_ac97_bus_proc_init(bus); | |
1877 | if ((err = snd_device_new(card, SNDRV_DEV_BUS, bus, &dev_ops)) < 0) { | |
1878 | snd_ac97_bus_free(bus); | |
1879 | return err; | |
1880 | } | |
1881 | *rbus = bus; | |
1882 | return 0; | |
1883 | } | |
1884 | ||
7b09679c TI |
1885 | EXPORT_SYMBOL(snd_ac97_bus); |
1886 | ||
0ca06a00 LG |
1887 | /* stop no dev release warning */ |
1888 | static void ac97_device_release(struct device * dev) | |
1889 | { | |
1890 | } | |
1891 | ||
1892 | /* register ac97 codec to bus */ | |
ee42381e | 1893 | static int snd_ac97_dev_register(struct snd_device *device) |
0ca06a00 | 1894 | { |
ee42381e | 1895 | struct snd_ac97 *ac97 = device->device_data; |
0ca06a00 LG |
1896 | int err; |
1897 | ||
1898 | ac97->dev.bus = &ac97_bus_type; | |
1899 | ac97->dev.parent = ac97->bus->card->dev; | |
0ca06a00 | 1900 | ac97->dev.release = ac97_device_release; |
9398441e TI |
1901 | snprintf(ac97->dev.bus_id, BUS_ID_SIZE, "%d-%d:%s", |
1902 | ac97->bus->card->number, ac97->num, | |
1903 | snd_ac97_get_short_name(ac97)); | |
0ca06a00 LG |
1904 | if ((err = device_register(&ac97->dev)) < 0) { |
1905 | snd_printk(KERN_ERR "Can't register ac97 bus\n"); | |
1906 | ac97->dev.bus = NULL; | |
1907 | return err; | |
1908 | } | |
1909 | return 0; | |
1910 | } | |
1911 | ||
c461482c TI |
1912 | /* disconnect ac97 codec */ |
1913 | static int snd_ac97_dev_disconnect(struct snd_device *device) | |
0ca06a00 | 1914 | { |
ee42381e | 1915 | struct snd_ac97 *ac97 = device->device_data; |
0ca06a00 LG |
1916 | if (ac97->dev.bus) |
1917 | device_unregister(&ac97->dev); | |
c461482c | 1918 | return 0; |
0ca06a00 LG |
1919 | } |
1920 | ||
1da177e4 LT |
1921 | /* build_ops to do nothing */ |
1922 | static struct snd_ac97_build_ops null_build_ops; | |
1923 | ||
6dbe6628 TI |
1924 | #ifdef CONFIG_SND_AC97_POWER_SAVE |
1925 | static void do_update_power(void *data) | |
1926 | { | |
1927 | update_power_regs(data); | |
1928 | } | |
1929 | #endif | |
1930 | ||
1da177e4 LT |
1931 | /** |
1932 | * snd_ac97_mixer - create an Codec97 component | |
1933 | * @bus: the AC97 bus which codec is attached to | |
1934 | * @template: the template of ac97, including index, callbacks and | |
1935 | * the private data. | |
1936 | * @rac97: the pointer to store the new ac97 instance. | |
1937 | * | |
ee42381e | 1938 | * Creates an Codec97 component. An struct snd_ac97 instance is newly |
1da177e4 LT |
1939 | * allocated and initialized from the template. The codec |
1940 | * is then initialized by the standard procedure. | |
1941 | * | |
1942 | * The template must include the codec number (num) and address (addr), | |
1943 | * and the private data (private_data). | |
1944 | * | |
1945 | * The ac97 instance is registered as a low-level device, so you don't | |
1946 | * have to release it manually. | |
1947 | * | |
1948 | * Returns zero if successful, or a negative error code on failure. | |
1949 | */ | |
ee42381e | 1950 | int snd_ac97_mixer(struct snd_ac97_bus *bus, struct snd_ac97_template *template, struct snd_ac97 **rac97) |
1da177e4 LT |
1951 | { |
1952 | int err; | |
ee42381e TI |
1953 | struct snd_ac97 *ac97; |
1954 | struct snd_card *card; | |
1da177e4 LT |
1955 | char name[64]; |
1956 | unsigned long end_time; | |
1957 | unsigned int reg; | |
ee42381e TI |
1958 | const struct ac97_codec_id *pid; |
1959 | static struct snd_device_ops ops = { | |
1da177e4 | 1960 | .dev_free = snd_ac97_dev_free, |
0ca06a00 | 1961 | .dev_register = snd_ac97_dev_register, |
c461482c | 1962 | .dev_disconnect = snd_ac97_dev_disconnect, |
1da177e4 LT |
1963 | }; |
1964 | ||
1965 | snd_assert(rac97 != NULL, return -EINVAL); | |
1966 | *rac97 = NULL; | |
1967 | snd_assert(bus != NULL && template != NULL, return -EINVAL); | |
1968 | snd_assert(template->num < 4 && bus->codec[template->num] == NULL, return -EINVAL); | |
1969 | ||
1da177e4 | 1970 | card = bus->card; |
e560d8d8 | 1971 | ac97 = kzalloc(sizeof(*ac97), GFP_KERNEL); |
1da177e4 LT |
1972 | if (ac97 == NULL) |
1973 | return -ENOMEM; | |
1974 | ac97->private_data = template->private_data; | |
1975 | ac97->private_free = template->private_free; | |
1976 | ac97->bus = bus; | |
1977 | ac97->pci = template->pci; | |
1978 | ac97->num = template->num; | |
1979 | ac97->addr = template->addr; | |
1980 | ac97->scaps = template->scaps; | |
7c5706bb | 1981 | ac97->res_table = template->res_table; |
1da177e4 | 1982 | bus->codec[ac97->num] = ac97; |
62932df8 IM |
1983 | mutex_init(&ac97->reg_mutex); |
1984 | mutex_init(&ac97->page_mutex); | |
6dbe6628 TI |
1985 | #ifdef CONFIG_SND_AC97_POWER_SAVE |
1986 | ac97->power_workq = create_workqueue("ac97"); | |
1987 | INIT_WORK(&ac97->power_work, do_update_power, ac97); | |
1988 | #endif | |
1da177e4 | 1989 | |
adf1b3d2 | 1990 | #ifdef CONFIG_PCI |
1da177e4 LT |
1991 | if (ac97->pci) { |
1992 | pci_read_config_word(ac97->pci, PCI_SUBSYSTEM_VENDOR_ID, &ac97->subsystem_vendor); | |
1993 | pci_read_config_word(ac97->pci, PCI_SUBSYSTEM_ID, &ac97->subsystem_device); | |
1994 | } | |
adf1b3d2 | 1995 | #endif |
1da177e4 LT |
1996 | if (bus->ops->reset) { |
1997 | bus->ops->reset(ac97); | |
1998 | goto __access_ok; | |
1999 | } | |
2000 | ||
2001 | ac97->id = snd_ac97_read(ac97, AC97_VENDOR_ID1) << 16; | |
2002 | ac97->id |= snd_ac97_read(ac97, AC97_VENDOR_ID2); | |
2003 | if (ac97->id && ac97->id != (unsigned int)-1) { | |
2004 | pid = look_for_codec_id(snd_ac97_codec_ids, ac97->id); | |
2005 | if (pid && (pid->flags & AC97_DEFAULT_POWER_OFF)) | |
2006 | goto __access_ok; | |
2007 | } | |
2008 | ||
23fea4da SK |
2009 | /* reset to defaults */ |
2010 | if (!(ac97->scaps & AC97_SCAP_SKIP_AUDIO)) | |
2011 | snd_ac97_write(ac97, AC97_RESET, 0); | |
2012 | if (!(ac97->scaps & AC97_SCAP_SKIP_MODEM)) | |
2013 | snd_ac97_write(ac97, AC97_EXTENDED_MID, 0); | |
1da177e4 LT |
2014 | if (bus->ops->wait) |
2015 | bus->ops->wait(ac97); | |
2016 | else { | |
2017 | udelay(50); | |
2018 | if (ac97->scaps & AC97_SCAP_SKIP_AUDIO) | |
2019 | err = ac97_reset_wait(ac97, HZ/2, 1); | |
2020 | else { | |
2021 | err = ac97_reset_wait(ac97, HZ/2, 0); | |
2022 | if (err < 0) | |
2023 | err = ac97_reset_wait(ac97, HZ/2, 1); | |
2024 | } | |
2025 | if (err < 0) { | |
2026 | snd_printk(KERN_WARNING "AC'97 %d does not respond - RESET\n", ac97->num); | |
2027 | /* proceed anyway - it's often non-critical */ | |
2028 | } | |
2029 | } | |
2030 | __access_ok: | |
2031 | ac97->id = snd_ac97_read(ac97, AC97_VENDOR_ID1) << 16; | |
2032 | ac97->id |= snd_ac97_read(ac97, AC97_VENDOR_ID2); | |
2033 | if (! (ac97->scaps & AC97_SCAP_DETECT_BY_VENDOR) && | |
2034 | (ac97->id == 0x00000000 || ac97->id == 0xffffffff)) { | |
2035 | snd_printk(KERN_ERR "AC'97 %d access is not valid [0x%x], removing mixer.\n", ac97->num, ac97->id); | |
2036 | snd_ac97_free(ac97); | |
2037 | return -EIO; | |
2038 | } | |
2039 | pid = look_for_codec_id(snd_ac97_codec_ids, ac97->id); | |
2040 | if (pid) | |
2041 | ac97->flags |= pid->flags; | |
2042 | ||
2043 | /* test for AC'97 */ | |
2044 | if (!(ac97->scaps & AC97_SCAP_SKIP_AUDIO) && !(ac97->scaps & AC97_SCAP_AUDIO)) { | |
2045 | /* test if we can write to the record gain volume register */ | |
2046 | snd_ac97_write_cache(ac97, AC97_REC_GAIN, 0x8a06); | |
2047 | if (((err = snd_ac97_read(ac97, AC97_REC_GAIN)) & 0x7fff) == 0x0a06) | |
2048 | ac97->scaps |= AC97_SCAP_AUDIO; | |
2049 | } | |
2050 | if (ac97->scaps & AC97_SCAP_AUDIO) { | |
2051 | ac97->caps = snd_ac97_read(ac97, AC97_RESET); | |
2052 | ac97->ext_id = snd_ac97_read(ac97, AC97_EXTENDED_ID); | |
2053 | if (ac97->ext_id == 0xffff) /* invalid combination */ | |
2054 | ac97->ext_id = 0; | |
2055 | } | |
2056 | ||
2057 | /* test for MC'97 */ | |
2058 | if (!(ac97->scaps & AC97_SCAP_SKIP_MODEM) && !(ac97->scaps & AC97_SCAP_MODEM)) { | |
2059 | ac97->ext_mid = snd_ac97_read(ac97, AC97_EXTENDED_MID); | |
2060 | if (ac97->ext_mid == 0xffff) /* invalid combination */ | |
2061 | ac97->ext_mid = 0; | |
2062 | if (ac97->ext_mid & 1) | |
2063 | ac97->scaps |= AC97_SCAP_MODEM; | |
2064 | } | |
2065 | ||
2066 | if (!ac97_is_audio(ac97) && !ac97_is_modem(ac97)) { | |
2067 | if (!(ac97->scaps & (AC97_SCAP_SKIP_AUDIO|AC97_SCAP_SKIP_MODEM))) | |
2068 | snd_printk(KERN_ERR "AC'97 %d access error (not audio or modem codec)\n", ac97->num); | |
2069 | snd_ac97_free(ac97); | |
2070 | return -EACCES; | |
2071 | } | |
2072 | ||
2073 | if (bus->ops->reset) // FIXME: always skipping? | |
2074 | goto __ready_ok; | |
2075 | ||
2076 | /* FIXME: add powerdown control */ | |
2077 | if (ac97_is_audio(ac97)) { | |
2078 | /* nothing should be in powerdown mode */ | |
2079 | snd_ac97_write_cache(ac97, AC97_POWERDOWN, 0); | |
2080 | if (! (ac97->flags & AC97_DEFAULT_POWER_OFF)) { | |
2081 | snd_ac97_write_cache(ac97, AC97_RESET, 0); /* reset to defaults */ | |
2082 | udelay(100); | |
2083 | snd_ac97_write_cache(ac97, AC97_POWERDOWN, 0); | |
2084 | } | |
2085 | /* nothing should be in powerdown mode */ | |
2086 | snd_ac97_write_cache(ac97, AC97_GENERAL_PURPOSE, 0); | |
2087 | end_time = jiffies + (HZ / 10); | |
2088 | do { | |
2089 | if ((snd_ac97_read(ac97, AC97_POWERDOWN) & 0x0f) == 0x0f) | |
2090 | goto __ready_ok; | |
8433a509 | 2091 | schedule_timeout_uninterruptible(1); |
1da177e4 LT |
2092 | } while (time_after_eq(end_time, jiffies)); |
2093 | snd_printk(KERN_WARNING "AC'97 %d analog subsections not ready\n", ac97->num); | |
2094 | } | |
2095 | ||
2096 | /* FIXME: add powerdown control */ | |
2097 | if (ac97_is_modem(ac97)) { | |
2098 | unsigned char tmp; | |
2099 | ||
2100 | /* nothing should be in powerdown mode */ | |
2101 | /* note: it's important to set the rate at first */ | |
2102 | tmp = AC97_MEA_GPIO; | |
2103 | if (ac97->ext_mid & AC97_MEI_LINE1) { | |
8e8311b0 | 2104 | snd_ac97_write_cache(ac97, AC97_LINE1_RATE, 8000); |
1da177e4 LT |
2105 | tmp |= AC97_MEA_ADC1 | AC97_MEA_DAC1; |
2106 | } | |
2107 | if (ac97->ext_mid & AC97_MEI_LINE2) { | |
8e8311b0 | 2108 | snd_ac97_write_cache(ac97, AC97_LINE2_RATE, 8000); |
1da177e4 LT |
2109 | tmp |= AC97_MEA_ADC2 | AC97_MEA_DAC2; |
2110 | } | |
2111 | if (ac97->ext_mid & AC97_MEI_HANDSET) { | |
8e8311b0 | 2112 | snd_ac97_write_cache(ac97, AC97_HANDSET_RATE, 8000); |
1da177e4 LT |
2113 | tmp |= AC97_MEA_HADC | AC97_MEA_HDAC; |
2114 | } | |
8e8311b0 | 2115 | snd_ac97_write_cache(ac97, AC97_EXTENDED_MSTATUS, 0); |
1da177e4 LT |
2116 | udelay(100); |
2117 | /* nothing should be in powerdown mode */ | |
8e8311b0 | 2118 | snd_ac97_write_cache(ac97, AC97_EXTENDED_MSTATUS, 0); |
1da177e4 LT |
2119 | end_time = jiffies + (HZ / 10); |
2120 | do { | |
2121 | if ((snd_ac97_read(ac97, AC97_EXTENDED_MSTATUS) & tmp) == tmp) | |
2122 | goto __ready_ok; | |
8433a509 | 2123 | schedule_timeout_uninterruptible(1); |
1da177e4 LT |
2124 | } while (time_after_eq(end_time, jiffies)); |
2125 | snd_printk(KERN_WARNING "MC'97 %d converters and GPIO not ready (0x%x)\n", ac97->num, snd_ac97_read(ac97, AC97_EXTENDED_MSTATUS)); | |
2126 | } | |
2127 | ||
2128 | __ready_ok: | |
2129 | if (ac97_is_audio(ac97)) | |
2130 | ac97->addr = (ac97->ext_id & AC97_EI_ADDR_MASK) >> AC97_EI_ADDR_SHIFT; | |
2131 | else | |
2132 | ac97->addr = (ac97->ext_mid & AC97_MEI_ADDR_MASK) >> AC97_MEI_ADDR_SHIFT; | |
2133 | if (ac97->ext_id & 0x01c9) { /* L/R, MIC, SDAC, LDAC VRA support */ | |
2134 | reg = snd_ac97_read(ac97, AC97_EXTENDED_STATUS); | |
2135 | reg |= ac97->ext_id & 0x01c0; /* LDAC/SDAC/CDAC */ | |
2136 | if (! bus->no_vra) | |
2137 | reg |= ac97->ext_id & 0x0009; /* VRA/VRM */ | |
2138 | snd_ac97_write_cache(ac97, AC97_EXTENDED_STATUS, reg); | |
2139 | } | |
2140 | if ((ac97->ext_id & AC97_EI_DRA) && bus->dra) { | |
2141 | /* Intel controllers require double rate data to be put in | |
2142 | * slots 7+8, so let's hope the codec supports it. */ | |
2143 | snd_ac97_update_bits(ac97, AC97_GENERAL_PURPOSE, AC97_GP_DRSS_MASK, AC97_GP_DRSS_78); | |
2144 | if ((snd_ac97_read(ac97, AC97_GENERAL_PURPOSE) & AC97_GP_DRSS_MASK) == AC97_GP_DRSS_78) | |
2145 | ac97->flags |= AC97_DOUBLE_RATE; | |
091e95ee TI |
2146 | /* restore to slots 10/11 to avoid the confliction with surrounds */ |
2147 | snd_ac97_update_bits(ac97, AC97_GENERAL_PURPOSE, AC97_GP_DRSS_MASK, 0); | |
1da177e4 LT |
2148 | } |
2149 | if (ac97->ext_id & AC97_EI_VRA) { /* VRA support */ | |
2150 | snd_ac97_determine_rates(ac97, AC97_PCM_FRONT_DAC_RATE, 0, &ac97->rates[AC97_RATES_FRONT_DAC]); | |
2151 | snd_ac97_determine_rates(ac97, AC97_PCM_LR_ADC_RATE, 0, &ac97->rates[AC97_RATES_ADC]); | |
2152 | } else { | |
2153 | ac97->rates[AC97_RATES_FRONT_DAC] = SNDRV_PCM_RATE_48000; | |
2154 | if (ac97->flags & AC97_DOUBLE_RATE) | |
2155 | ac97->rates[AC97_RATES_FRONT_DAC] |= SNDRV_PCM_RATE_96000; | |
2156 | ac97->rates[AC97_RATES_ADC] = SNDRV_PCM_RATE_48000; | |
2157 | } | |
2158 | if (ac97->ext_id & AC97_EI_SPDIF) { | |
2159 | /* codec specific code (patch) should override these values */ | |
2160 | ac97->rates[AC97_RATES_SPDIF] = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_32000; | |
2161 | } | |
2162 | if (ac97->ext_id & AC97_EI_VRM) { /* MIC VRA support */ | |
2163 | snd_ac97_determine_rates(ac97, AC97_PCM_MIC_ADC_RATE, 0, &ac97->rates[AC97_RATES_MIC_ADC]); | |
2164 | } else { | |
2165 | ac97->rates[AC97_RATES_MIC_ADC] = SNDRV_PCM_RATE_48000; | |
2166 | } | |
2167 | if (ac97->ext_id & AC97_EI_SDAC) { /* SDAC support */ | |
2168 | snd_ac97_determine_rates(ac97, AC97_PCM_SURR_DAC_RATE, AC97_PCM_FRONT_DAC_RATE, &ac97->rates[AC97_RATES_SURR_DAC]); | |
2169 | ac97->scaps |= AC97_SCAP_SURROUND_DAC; | |
2170 | } | |
2171 | if (ac97->ext_id & AC97_EI_LDAC) { /* LDAC support */ | |
2172 | snd_ac97_determine_rates(ac97, AC97_PCM_LFE_DAC_RATE, AC97_PCM_FRONT_DAC_RATE, &ac97->rates[AC97_RATES_LFE_DAC]); | |
2173 | ac97->scaps |= AC97_SCAP_CENTER_LFE_DAC; | |
2174 | } | |
2175 | /* additional initializations */ | |
2176 | if (bus->ops->init) | |
2177 | bus->ops->init(ac97); | |
2178 | snd_ac97_get_name(ac97, ac97->id, name, !ac97_is_audio(ac97)); | |
2179 | snd_ac97_get_name(NULL, ac97->id, name, !ac97_is_audio(ac97)); // ac97->id might be changed in the special setup code | |
2180 | if (! ac97->build_ops) | |
2181 | ac97->build_ops = &null_build_ops; | |
2182 | ||
2183 | if (ac97_is_audio(ac97)) { | |
2184 | char comp[16]; | |
2185 | if (card->mixername[0] == '\0') { | |
2186 | strcpy(card->mixername, name); | |
2187 | } else { | |
2188 | if (strlen(card->mixername) + 1 + strlen(name) + 1 <= sizeof(card->mixername)) { | |
2189 | strcat(card->mixername, ","); | |
2190 | strcat(card->mixername, name); | |
2191 | } | |
2192 | } | |
2193 | sprintf(comp, "AC97a:%08x", ac97->id); | |
2194 | if ((err = snd_component_add(card, comp)) < 0) { | |
2195 | snd_ac97_free(ac97); | |
2196 | return err; | |
2197 | } | |
2198 | if (snd_ac97_mixer_build(ac97) < 0) { | |
2199 | snd_ac97_free(ac97); | |
2200 | return -ENOMEM; | |
2201 | } | |
2202 | } | |
2203 | if (ac97_is_modem(ac97)) { | |
2204 | char comp[16]; | |
2205 | if (card->mixername[0] == '\0') { | |
2206 | strcpy(card->mixername, name); | |
2207 | } else { | |
2208 | if (strlen(card->mixername) + 1 + strlen(name) + 1 <= sizeof(card->mixername)) { | |
2209 | strcat(card->mixername, ","); | |
2210 | strcat(card->mixername, name); | |
2211 | } | |
2212 | } | |
2213 | sprintf(comp, "AC97m:%08x", ac97->id); | |
2214 | if ((err = snd_component_add(card, comp)) < 0) { | |
2215 | snd_ac97_free(ac97); | |
2216 | return err; | |
2217 | } | |
2218 | if (snd_ac97_modem_build(card, ac97) < 0) { | |
2219 | snd_ac97_free(ac97); | |
2220 | return -ENOMEM; | |
2221 | } | |
2222 | } | |
6dbe6628 TI |
2223 | if (ac97_is_audio(ac97)) |
2224 | update_power_regs(ac97); | |
1da177e4 LT |
2225 | snd_ac97_proc_init(ac97); |
2226 | if ((err = snd_device_new(card, SNDRV_DEV_CODEC, ac97, &ops)) < 0) { | |
2227 | snd_ac97_free(ac97); | |
2228 | return err; | |
2229 | } | |
2230 | *rac97 = ac97; | |
1da177e4 LT |
2231 | return 0; |
2232 | } | |
2233 | ||
7b09679c | 2234 | EXPORT_SYMBOL(snd_ac97_mixer); |
1da177e4 LT |
2235 | |
2236 | /* | |
2237 | * Power down the chip. | |
2238 | * | |
2239 | * MASTER and HEADPHONE registers are muted but the register cache values | |
2240 | * are not changed, so that the values can be restored in snd_ac97_resume(). | |
2241 | */ | |
ee42381e | 2242 | static void snd_ac97_powerdown(struct snd_ac97 *ac97) |
1da177e4 LT |
2243 | { |
2244 | unsigned short power; | |
2245 | ||
2246 | if (ac97_is_audio(ac97)) { | |
2247 | /* some codecs have stereo mute bits */ | |
2248 | snd_ac97_write(ac97, AC97_MASTER, 0x9f9f); | |
2249 | snd_ac97_write(ac97, AC97_HEADPHONE, 0x9f9f); | |
2250 | } | |
2251 | ||
6dbe6628 TI |
2252 | /* surround, CLFE, mic powerdown */ |
2253 | power = ac97->regs[AC97_EXTENDED_STATUS]; | |
2254 | if (ac97->scaps & AC97_SCAP_SURROUND_DAC) | |
2255 | power |= AC97_EA_PRJ; | |
2256 | if (ac97->scaps & AC97_SCAP_CENTER_LFE_DAC) | |
2257 | power |= AC97_EA_PRI | AC97_EA_PRK; | |
2258 | power |= AC97_EA_PRL; | |
2259 | snd_ac97_write(ac97, AC97_EXTENDED_STATUS, power); | |
2260 | ||
2261 | /* powerdown external amplifier */ | |
2262 | if (ac97->scaps & AC97_SCAP_INV_EAPD) | |
2263 | power = ac97->regs[AC97_POWERDOWN] & ~AC97_PD_EAPD; | |
2264 | else if (! (ac97->scaps & AC97_SCAP_EAPD_LED)) | |
2265 | power = ac97->regs[AC97_POWERDOWN] | AC97_PD_EAPD; | |
2266 | power |= AC97_PD_PR6; /* Headphone amplifier powerdown */ | |
2267 | power |= AC97_PD_PR0 | AC97_PD_PR1; /* ADC & DAC powerdown */ | |
1da177e4 LT |
2268 | snd_ac97_write(ac97, AC97_POWERDOWN, power); |
2269 | udelay(100); | |
6dbe6628 | 2270 | power |= AC97_PD_PR2 | AC97_PD_PR3; /* Analog Mixer powerdown */ |
1da177e4 | 2271 | snd_ac97_write(ac97, AC97_POWERDOWN, power); |
6dbe6628 TI |
2272 | #ifdef CONFIG_SND_AC97_POWER_SAVE |
2273 | if (power_save) { | |
2274 | udelay(100); | |
2275 | /* AC-link powerdown, internal Clk disable */ | |
2276 | /* FIXME: this may cause click noises on some boards */ | |
2277 | power |= AC97_PD_PR4 | AC97_PD_PR5; | |
2278 | snd_ac97_write(ac97, AC97_POWERDOWN, power); | |
2279 | } | |
1da177e4 LT |
2280 | #endif |
2281 | } | |
2282 | ||
2283 | ||
6dbe6628 TI |
2284 | struct ac97_power_reg { |
2285 | unsigned short reg; | |
2286 | unsigned short power_reg; | |
2287 | unsigned short mask; | |
2288 | }; | |
2289 | ||
2290 | enum { PWIDX_ADC, PWIDX_FRONT, PWIDX_CLFE, PWIDX_SURR, PWIDX_MIC, PWIDX_SIZE }; | |
2291 | ||
2292 | static struct ac97_power_reg power_regs[PWIDX_SIZE] = { | |
2293 | [PWIDX_ADC] = { AC97_PCM_LR_ADC_RATE, AC97_POWERDOWN, AC97_PD_PR0}, | |
2294 | [PWIDX_FRONT] = { AC97_PCM_FRONT_DAC_RATE, AC97_POWERDOWN, AC97_PD_PR1}, | |
2295 | [PWIDX_CLFE] = { AC97_PCM_LFE_DAC_RATE, AC97_EXTENDED_STATUS, | |
2296 | AC97_EA_PRI | AC97_EA_PRK}, | |
2297 | [PWIDX_SURR] = { AC97_PCM_SURR_DAC_RATE, AC97_EXTENDED_STATUS, | |
2298 | AC97_EA_PRJ}, | |
2299 | [PWIDX_MIC] = { AC97_PCM_MIC_ADC_RATE, AC97_EXTENDED_STATUS, | |
2300 | AC97_EA_PRL}, | |
2301 | }; | |
2302 | ||
2303 | #ifdef CONFIG_SND_AC97_POWER_SAVE | |
2304 | /** | |
2305 | * snd_ac97_update_power - update the powerdown register | |
2306 | * @ac97: the codec instance | |
2307 | * @reg: the rate register, e.g. AC97_PCM_FRONT_DAC_RATE | |
2308 | * @powerup: non-zero when power up the part | |
2309 | * | |
2310 | * Update the AC97 powerdown register bits of the given part. | |
2311 | */ | |
2312 | int snd_ac97_update_power(struct snd_ac97 *ac97, int reg, int powerup) | |
2313 | { | |
2314 | int i; | |
2315 | ||
2316 | if (! ac97) | |
2317 | return 0; | |
2318 | ||
2319 | if (reg) { | |
2320 | /* SPDIF requires DAC power, too */ | |
2321 | if (reg == AC97_SPDIF) | |
2322 | reg = AC97_PCM_FRONT_DAC_RATE; | |
2323 | for (i = 0; i < PWIDX_SIZE; i++) { | |
2324 | if (power_regs[i].reg == reg) { | |
2325 | if (powerup) | |
2326 | ac97->power_up |= (1 << i); | |
2327 | else | |
2328 | ac97->power_up &= ~(1 << i); | |
2329 | break; | |
2330 | } | |
2331 | } | |
2332 | } | |
2333 | ||
2334 | if (! power_save) | |
2335 | return 0; | |
2336 | ||
2337 | if (! powerup && ac97->power_workq) | |
2338 | /* adjust power-down bits after two seconds delay | |
2339 | * (for avoiding loud click noises for many (OSS) apps | |
2340 | * that open/close frequently) | |
2341 | */ | |
2342 | queue_delayed_work(ac97->power_workq, &ac97->power_work, HZ*2); | |
2343 | else | |
2344 | update_power_regs(ac97); | |
2345 | ||
2346 | return 0; | |
2347 | } | |
2348 | ||
2349 | EXPORT_SYMBOL(snd_ac97_update_power); | |
2350 | #endif /* CONFIG_SND_AC97_POWER_SAVE */ | |
2351 | ||
2352 | static void update_power_regs(struct snd_ac97 *ac97) | |
2353 | { | |
2354 | unsigned int power_up, bits; | |
2355 | int i; | |
2356 | ||
2357 | #ifdef CONFIG_SND_AC97_POWER_SAVE | |
2358 | if (power_save) | |
2359 | power_up = ac97->power_up; | |
2360 | else { | |
2361 | #endif | |
2362 | power_up = (1 << PWIDX_FRONT) | (1 << PWIDX_ADC); | |
2363 | power_up |= (1 << PWIDX_MIC); | |
2364 | if (ac97->scaps & AC97_SCAP_SURROUND_DAC) | |
2365 | power_up |= (1 << PWIDX_SURR); | |
2366 | if (ac97->scaps & AC97_SCAP_CENTER_LFE_DAC) | |
2367 | power_up |= (1 << PWIDX_CLFE); | |
2368 | #ifdef CONFIG_SND_AC97_POWER_SAVE | |
2369 | } | |
2370 | #endif | |
2371 | if (power_up) { | |
2372 | if (ac97->regs[AC97_POWERDOWN] & AC97_PD_PR2) { | |
2373 | /* needs power-up analog mix and vref */ | |
2374 | snd_ac97_update_bits(ac97, AC97_POWERDOWN, | |
2375 | AC97_PD_PR3, 0); | |
2376 | msleep(1); | |
2377 | snd_ac97_update_bits(ac97, AC97_POWERDOWN, | |
2378 | AC97_PD_PR2, 0); | |
2379 | } | |
2380 | } | |
2381 | for (i = 0; i < PWIDX_SIZE; i++) { | |
2382 | if (power_up & (1 << i)) | |
2383 | bits = 0; | |
2384 | else | |
2385 | bits = power_regs[i].mask; | |
2386 | snd_ac97_update_bits(ac97, power_regs[i].power_reg, | |
2387 | power_regs[i].mask, bits); | |
2388 | } | |
2389 | if (! power_up) { | |
2390 | if (! (ac97->regs[AC97_POWERDOWN] & AC97_PD_PR2)) { | |
2391 | /* power down analog mix and vref */ | |
2392 | snd_ac97_update_bits(ac97, AC97_POWERDOWN, | |
2393 | AC97_PD_PR2, AC97_PD_PR2); | |
2394 | snd_ac97_update_bits(ac97, AC97_POWERDOWN, | |
2395 | AC97_PD_PR3, AC97_PD_PR3); | |
2396 | } | |
2397 | } | |
2398 | } | |
2399 | ||
2400 | ||
1da177e4 LT |
2401 | #ifdef CONFIG_PM |
2402 | /** | |
2403 | * snd_ac97_suspend - General suspend function for AC97 codec | |
2404 | * @ac97: the ac97 instance | |
2405 | * | |
2406 | * Suspends the codec, power down the chip. | |
2407 | */ | |
ee42381e | 2408 | void snd_ac97_suspend(struct snd_ac97 *ac97) |
1da177e4 | 2409 | { |
e26e7545 TI |
2410 | if (! ac97) |
2411 | return; | |
1da177e4 LT |
2412 | if (ac97->build_ops->suspend) |
2413 | ac97->build_ops->suspend(ac97); | |
2414 | snd_ac97_powerdown(ac97); | |
2415 | } | |
2416 | ||
7b09679c TI |
2417 | EXPORT_SYMBOL(snd_ac97_suspend); |
2418 | ||
1da177e4 LT |
2419 | /* |
2420 | * restore ac97 status | |
2421 | */ | |
ee42381e | 2422 | void snd_ac97_restore_status(struct snd_ac97 *ac97) |
1da177e4 LT |
2423 | { |
2424 | int i; | |
2425 | ||
2426 | for (i = 2; i < 0x7c ; i += 2) { | |
2427 | if (i == AC97_POWERDOWN || i == AC97_EXTENDED_ID) | |
2428 | continue; | |
2429 | /* restore only accessible registers | |
2430 | * some chip (e.g. nm256) may hang up when unsupported registers | |
2431 | * are accessed..! | |
2432 | */ | |
2433 | if (test_bit(i, ac97->reg_accessed)) { | |
2434 | snd_ac97_write(ac97, i, ac97->regs[i]); | |
2435 | snd_ac97_read(ac97, i); | |
2436 | } | |
2437 | } | |
2438 | } | |
2439 | ||
2440 | /* | |
2441 | * restore IEC958 status | |
2442 | */ | |
ee42381e | 2443 | void snd_ac97_restore_iec958(struct snd_ac97 *ac97) |
1da177e4 LT |
2444 | { |
2445 | if (ac97->ext_id & AC97_EI_SPDIF) { | |
2446 | if (ac97->regs[AC97_EXTENDED_STATUS] & AC97_EA_SPDIF) { | |
2447 | /* reset spdif status */ | |
2448 | snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, 0); | |
2449 | snd_ac97_write(ac97, AC97_EXTENDED_STATUS, ac97->regs[AC97_EXTENDED_STATUS]); | |
2450 | if (ac97->flags & AC97_CS_SPDIF) | |
2451 | snd_ac97_write(ac97, AC97_CSR_SPDIF, ac97->regs[AC97_CSR_SPDIF]); | |
2452 | else | |
2453 | snd_ac97_write(ac97, AC97_SPDIF, ac97->regs[AC97_SPDIF]); | |
2454 | snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, AC97_EA_SPDIF); /* turn on again */ | |
2455 | } | |
2456 | } | |
2457 | } | |
2458 | ||
2459 | /** | |
2460 | * snd_ac97_resume - General resume function for AC97 codec | |
2461 | * @ac97: the ac97 instance | |
2462 | * | |
2463 | * Do the standard resume procedure, power up and restoring the | |
2464 | * old register values. | |
2465 | */ | |
ee42381e | 2466 | void snd_ac97_resume(struct snd_ac97 *ac97) |
1da177e4 | 2467 | { |
ef21ca24 | 2468 | unsigned long end_time; |
1da177e4 | 2469 | |
e26e7545 TI |
2470 | if (! ac97) |
2471 | return; | |
2472 | ||
1da177e4 LT |
2473 | if (ac97->bus->ops->reset) { |
2474 | ac97->bus->ops->reset(ac97); | |
2475 | goto __reset_ready; | |
2476 | } | |
2477 | ||
2478 | snd_ac97_write(ac97, AC97_POWERDOWN, 0); | |
2479 | if (! (ac97->flags & AC97_DEFAULT_POWER_OFF)) { | |
2480 | snd_ac97_write(ac97, AC97_RESET, 0); | |
2481 | udelay(100); | |
2482 | snd_ac97_write(ac97, AC97_POWERDOWN, 0); | |
2483 | } | |
2484 | snd_ac97_write(ac97, AC97_GENERAL_PURPOSE, 0); | |
2485 | ||
2486 | snd_ac97_write(ac97, AC97_POWERDOWN, ac97->regs[AC97_POWERDOWN]); | |
2487 | if (ac97_is_audio(ac97)) { | |
2488 | ac97->bus->ops->write(ac97, AC97_MASTER, 0x8101); | |
ef21ca24 NA |
2489 | end_time = jiffies + msecs_to_jiffies(100); |
2490 | do { | |
1da177e4 LT |
2491 | if (snd_ac97_read(ac97, AC97_MASTER) == 0x8101) |
2492 | break; | |
8433a509 | 2493 | schedule_timeout_uninterruptible(1); |
ef21ca24 | 2494 | } while (time_after_eq(end_time, jiffies)); |
1da177e4 LT |
2495 | /* FIXME: extra delay */ |
2496 | ac97->bus->ops->write(ac97, AC97_MASTER, 0x8000); | |
ef21ca24 NA |
2497 | if (snd_ac97_read(ac97, AC97_MASTER) != 0x8000) |
2498 | msleep(250); | |
1da177e4 | 2499 | } else { |
ef21ca24 NA |
2500 | end_time = jiffies + msecs_to_jiffies(100); |
2501 | do { | |
1da177e4 LT |
2502 | unsigned short val = snd_ac97_read(ac97, AC97_EXTENDED_MID); |
2503 | if (val != 0xffff && (val & 1) != 0) | |
2504 | break; | |
8433a509 | 2505 | schedule_timeout_uninterruptible(1); |
ef21ca24 | 2506 | } while (time_after_eq(end_time, jiffies)); |
1da177e4 LT |
2507 | } |
2508 | __reset_ready: | |
2509 | ||
2510 | if (ac97->bus->ops->init) | |
2511 | ac97->bus->ops->init(ac97); | |
2512 | ||
2513 | if (ac97->build_ops->resume) | |
2514 | ac97->build_ops->resume(ac97); | |
2515 | else { | |
2516 | snd_ac97_restore_status(ac97); | |
2517 | snd_ac97_restore_iec958(ac97); | |
2518 | } | |
2519 | } | |
7b09679c TI |
2520 | |
2521 | EXPORT_SYMBOL(snd_ac97_resume); | |
1da177e4 LT |
2522 | #endif |
2523 | ||
2524 | ||
2525 | /* | |
2526 | * Hardware tuning | |
2527 | */ | |
2528 | static void set_ctl_name(char *dst, const char *src, const char *suffix) | |
2529 | { | |
2530 | if (suffix) | |
2531 | sprintf(dst, "%s %s", src, suffix); | |
2532 | else | |
2533 | strcpy(dst, src); | |
2534 | } | |
2535 | ||
2536 | /* remove the control with the given name and optional suffix */ | |
ee42381e | 2537 | int snd_ac97_remove_ctl(struct snd_ac97 *ac97, const char *name, const char *suffix) |
1da177e4 | 2538 | { |
ee42381e | 2539 | struct snd_ctl_elem_id id; |
1da177e4 LT |
2540 | memset(&id, 0, sizeof(id)); |
2541 | set_ctl_name(id.name, name, suffix); | |
2542 | id.iface = SNDRV_CTL_ELEM_IFACE_MIXER; | |
2543 | return snd_ctl_remove_id(ac97->bus->card, &id); | |
2544 | } | |
2545 | ||
ee42381e | 2546 | static struct snd_kcontrol *ctl_find(struct snd_ac97 *ac97, const char *name, const char *suffix) |
1da177e4 | 2547 | { |
ee42381e | 2548 | struct snd_ctl_elem_id sid; |
1da177e4 LT |
2549 | memset(&sid, 0, sizeof(sid)); |
2550 | set_ctl_name(sid.name, name, suffix); | |
2551 | sid.iface = SNDRV_CTL_ELEM_IFACE_MIXER; | |
2552 | return snd_ctl_find_id(ac97->bus->card, &sid); | |
2553 | } | |
2554 | ||
2555 | /* rename the control with the given name and optional suffix */ | |
ee42381e | 2556 | int snd_ac97_rename_ctl(struct snd_ac97 *ac97, const char *src, const char *dst, const char *suffix) |
1da177e4 | 2557 | { |
ee42381e | 2558 | struct snd_kcontrol *kctl = ctl_find(ac97, src, suffix); |
1da177e4 LT |
2559 | if (kctl) { |
2560 | set_ctl_name(kctl->id.name, dst, suffix); | |
2561 | return 0; | |
2562 | } | |
2563 | return -ENOENT; | |
2564 | } | |
2565 | ||
2566 | /* rename both Volume and Switch controls - don't check the return value */ | |
ee42381e | 2567 | void snd_ac97_rename_vol_ctl(struct snd_ac97 *ac97, const char *src, const char *dst) |
1da177e4 LT |
2568 | { |
2569 | snd_ac97_rename_ctl(ac97, src, dst, "Switch"); | |
2570 | snd_ac97_rename_ctl(ac97, src, dst, "Volume"); | |
2571 | } | |
2572 | ||
2573 | /* swap controls */ | |
ee42381e | 2574 | int snd_ac97_swap_ctl(struct snd_ac97 *ac97, const char *s1, const char *s2, const char *suffix) |
1da177e4 | 2575 | { |
ee42381e | 2576 | struct snd_kcontrol *kctl1, *kctl2; |
1da177e4 LT |
2577 | kctl1 = ctl_find(ac97, s1, suffix); |
2578 | kctl2 = ctl_find(ac97, s2, suffix); | |
2579 | if (kctl1 && kctl2) { | |
2580 | set_ctl_name(kctl1->id.name, s2, suffix); | |
2581 | set_ctl_name(kctl2->id.name, s1, suffix); | |
2582 | return 0; | |
2583 | } | |
2584 | return -ENOENT; | |
2585 | } | |
2586 | ||
2587 | #if 1 | |
2588 | /* bind hp and master controls instead of using only hp control */ | |
ee42381e | 2589 | static int bind_hp_volsw_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
1da177e4 LT |
2590 | { |
2591 | int err = snd_ac97_put_volsw(kcontrol, ucontrol); | |
2592 | if (err > 0) { | |
2593 | unsigned long priv_saved = kcontrol->private_value; | |
2594 | kcontrol->private_value = (kcontrol->private_value & ~0xff) | AC97_HEADPHONE; | |
2595 | snd_ac97_put_volsw(kcontrol, ucontrol); | |
2596 | kcontrol->private_value = priv_saved; | |
2597 | } | |
2598 | return err; | |
2599 | } | |
2600 | ||
2601 | /* ac97 tune: bind Master and Headphone controls */ | |
ee42381e | 2602 | static int tune_hp_only(struct snd_ac97 *ac97) |
1da177e4 | 2603 | { |
ee42381e TI |
2604 | struct snd_kcontrol *msw = ctl_find(ac97, "Master Playback Switch", NULL); |
2605 | struct snd_kcontrol *mvol = ctl_find(ac97, "Master Playback Volume", NULL); | |
1da177e4 LT |
2606 | if (! msw || ! mvol) |
2607 | return -ENOENT; | |
2608 | msw->put = bind_hp_volsw_put; | |
2609 | mvol->put = bind_hp_volsw_put; | |
2610 | snd_ac97_remove_ctl(ac97, "Headphone Playback", "Switch"); | |
2611 | snd_ac97_remove_ctl(ac97, "Headphone Playback", "Volume"); | |
2612 | return 0; | |
2613 | } | |
2614 | ||
2615 | #else | |
2616 | /* ac97 tune: use Headphone control as master */ | |
ee42381e | 2617 | static int tune_hp_only(struct snd_ac97 *ac97) |
1da177e4 LT |
2618 | { |
2619 | if (ctl_find(ac97, "Headphone Playback Switch", NULL) == NULL) | |
2620 | return -ENOENT; | |
2621 | snd_ac97_remove_ctl(ac97, "Master Playback", "Switch"); | |
2622 | snd_ac97_remove_ctl(ac97, "Master Playback", "Volume"); | |
2623 | snd_ac97_rename_vol_ctl(ac97, "Headphone Playback", "Master Playback"); | |
2624 | return 0; | |
2625 | } | |
2626 | #endif | |
2627 | ||
2628 | /* ac97 tune: swap Headphone and Master controls */ | |
ee42381e | 2629 | static int tune_swap_hp(struct snd_ac97 *ac97) |
1da177e4 LT |
2630 | { |
2631 | if (ctl_find(ac97, "Headphone Playback Switch", NULL) == NULL) | |
2632 | return -ENOENT; | |
2633 | snd_ac97_rename_vol_ctl(ac97, "Master Playback", "Line-Out Playback"); | |
2634 | snd_ac97_rename_vol_ctl(ac97, "Headphone Playback", "Master Playback"); | |
2635 | return 0; | |
2636 | } | |
2637 | ||
2638 | /* ac97 tune: swap Surround and Master controls */ | |
ee42381e | 2639 | static int tune_swap_surround(struct snd_ac97 *ac97) |
1da177e4 LT |
2640 | { |
2641 | if (snd_ac97_swap_ctl(ac97, "Master Playback", "Surround Playback", "Switch") || | |
2642 | snd_ac97_swap_ctl(ac97, "Master Playback", "Surround Playback", "Volume")) | |
2643 | return -ENOENT; | |
2644 | return 0; | |
2645 | } | |
2646 | ||
2647 | /* ac97 tune: set up mic sharing for AD codecs */ | |
ee42381e | 2648 | static int tune_ad_sharing(struct snd_ac97 *ac97) |
1da177e4 LT |
2649 | { |
2650 | unsigned short scfg; | |
2651 | if ((ac97->id & 0xffffff00) != 0x41445300) { | |
2652 | snd_printk(KERN_ERR "ac97_quirk AD_SHARING is only for AD codecs\n"); | |
2653 | return -EINVAL; | |
2654 | } | |
2655 | /* Turn on OMS bit to route microphone to back panel */ | |
2656 | scfg = snd_ac97_read(ac97, AC97_AD_SERIAL_CFG); | |
2657 | snd_ac97_write_cache(ac97, AC97_AD_SERIAL_CFG, scfg | 0x0200); | |
2658 | return 0; | |
2659 | } | |
2660 | ||
ee42381e | 2661 | static const struct snd_kcontrol_new snd_ac97_alc_jack_detect = |
1da177e4 LT |
2662 | AC97_SINGLE("Jack Detect", AC97_ALC650_CLOCK, 5, 1, 0); |
2663 | ||
2664 | /* ac97 tune: set up ALC jack-select */ | |
ee42381e | 2665 | static int tune_alc_jack(struct snd_ac97 *ac97) |
1da177e4 LT |
2666 | { |
2667 | if ((ac97->id & 0xffffff00) != 0x414c4700) { | |
2668 | snd_printk(KERN_ERR "ac97_quirk ALC_JACK is only for Realtek codecs\n"); | |
2669 | return -EINVAL; | |
2670 | } | |
2671 | snd_ac97_update_bits(ac97, 0x7a, 0x20, 0x20); /* select jack detect function */ | |
2672 | snd_ac97_update_bits(ac97, 0x7a, 0x01, 0x01); /* Line-out auto mute */ | |
031c95d4 TI |
2673 | if (ac97->id == AC97_ID_ALC658D) |
2674 | snd_ac97_update_bits(ac97, 0x74, 0x0800, 0x0800); | |
1da177e4 LT |
2675 | return snd_ctl_add(ac97->bus->card, snd_ac97_cnew(&snd_ac97_alc_jack_detect, ac97)); |
2676 | } | |
2677 | ||
2678 | /* ac97 tune: inversed EAPD bit */ | |
ee42381e | 2679 | static int tune_inv_eapd(struct snd_ac97 *ac97) |
1da177e4 | 2680 | { |
ee42381e | 2681 | struct snd_kcontrol *kctl = ctl_find(ac97, "External Amplifier", NULL); |
1da177e4 LT |
2682 | if (! kctl) |
2683 | return -ENOENT; | |
2684 | set_inv_eapd(ac97, kctl); | |
2685 | return 0; | |
2686 | } | |
2687 | ||
ee42381e | 2688 | static int master_mute_sw_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
1da177e4 LT |
2689 | { |
2690 | int err = snd_ac97_put_volsw(kcontrol, ucontrol); | |
2691 | if (err > 0) { | |
ee42381e | 2692 | struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol); |
1da177e4 LT |
2693 | int shift = (kcontrol->private_value >> 8) & 0x0f; |
2694 | int rshift = (kcontrol->private_value >> 12) & 0x0f; | |
2695 | unsigned short mask; | |
2696 | if (shift != rshift) | |
2697 | mask = 0x8080; | |
2698 | else | |
2699 | mask = 0x8000; | |
2700 | snd_ac97_update_bits(ac97, AC97_POWERDOWN, 0x8000, | |
2701 | (ac97->regs[AC97_MASTER] & mask) == mask ? | |
2702 | 0x8000 : 0); | |
2703 | } | |
2704 | return err; | |
2705 | } | |
2706 | ||
2707 | /* ac97 tune: EAPD controls mute LED bound with the master mute */ | |
ee42381e | 2708 | static int tune_mute_led(struct snd_ac97 *ac97) |
1da177e4 | 2709 | { |
ee42381e | 2710 | struct snd_kcontrol *msw = ctl_find(ac97, "Master Playback Switch", NULL); |
1da177e4 LT |
2711 | if (! msw) |
2712 | return -ENOENT; | |
2713 | msw->put = master_mute_sw_put; | |
2714 | snd_ac97_remove_ctl(ac97, "External Amplifier", NULL); | |
2715 | snd_ac97_update_bits(ac97, AC97_POWERDOWN, 0x8000, 0x8000); /* mute LED on */ | |
6dbe6628 | 2716 | ac97->scaps |= AC97_SCAP_EAPD_LED; |
1da177e4 LT |
2717 | return 0; |
2718 | } | |
2719 | ||
a0faefed MG |
2720 | static int hp_master_mute_sw_put(struct snd_kcontrol *kcontrol, |
2721 | struct snd_ctl_elem_value *ucontrol) | |
2722 | { | |
2723 | int err = bind_hp_volsw_put(kcontrol, ucontrol); | |
2724 | if (err > 0) { | |
2725 | struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol); | |
2726 | int shift = (kcontrol->private_value >> 8) & 0x0f; | |
2727 | int rshift = (kcontrol->private_value >> 12) & 0x0f; | |
2728 | unsigned short mask; | |
2729 | if (shift != rshift) | |
2730 | mask = 0x8080; | |
2731 | else | |
2732 | mask = 0x8000; | |
2733 | snd_ac97_update_bits(ac97, AC97_POWERDOWN, 0x8000, | |
2734 | (ac97->regs[AC97_MASTER] & mask) == mask ? | |
2735 | 0x8000 : 0); | |
2736 | } | |
2737 | return err; | |
2738 | } | |
2739 | ||
2740 | static int tune_hp_mute_led(struct snd_ac97 *ac97) | |
2741 | { | |
2742 | struct snd_kcontrol *msw = ctl_find(ac97, "Master Playback Switch", NULL); | |
2743 | struct snd_kcontrol *mvol = ctl_find(ac97, "Master Playback Volume", NULL); | |
2744 | if (! msw || ! mvol) | |
2745 | return -ENOENT; | |
2746 | msw->put = hp_master_mute_sw_put; | |
2747 | mvol->put = bind_hp_volsw_put; | |
2748 | snd_ac97_remove_ctl(ac97, "External Amplifier", NULL); | |
2749 | snd_ac97_remove_ctl(ac97, "Headphone Playback", "Switch"); | |
2750 | snd_ac97_remove_ctl(ac97, "Headphone Playback", "Volume"); | |
2751 | snd_ac97_update_bits(ac97, AC97_POWERDOWN, 0x8000, 0x8000); /* mute LED on */ | |
2752 | return 0; | |
2753 | } | |
2754 | ||
1da177e4 LT |
2755 | struct quirk_table { |
2756 | const char *name; | |
ee42381e | 2757 | int (*func)(struct snd_ac97 *); |
1da177e4 LT |
2758 | }; |
2759 | ||
2760 | static struct quirk_table applicable_quirks[] = { | |
2761 | { "none", NULL }, | |
2762 | { "hp_only", tune_hp_only }, | |
2763 | { "swap_hp", tune_swap_hp }, | |
2764 | { "swap_surround", tune_swap_surround }, | |
2765 | { "ad_sharing", tune_ad_sharing }, | |
2766 | { "alc_jack", tune_alc_jack }, | |
2767 | { "inv_eapd", tune_inv_eapd }, | |
2768 | { "mute_led", tune_mute_led }, | |
a0faefed | 2769 | { "hp_mute_led", tune_hp_mute_led }, |
1da177e4 LT |
2770 | }; |
2771 | ||
2772 | /* apply the quirk with the given type */ | |
ee42381e | 2773 | static int apply_quirk(struct snd_ac97 *ac97, int type) |
1da177e4 LT |
2774 | { |
2775 | if (type <= 0) | |
2776 | return 0; | |
2777 | else if (type >= ARRAY_SIZE(applicable_quirks)) | |
2778 | return -EINVAL; | |
2779 | if (applicable_quirks[type].func) | |
2780 | return applicable_quirks[type].func(ac97); | |
2781 | return 0; | |
2782 | } | |
2783 | ||
2784 | /* apply the quirk with the given name */ | |
ee42381e | 2785 | static int apply_quirk_str(struct snd_ac97 *ac97, const char *typestr) |
1da177e4 LT |
2786 | { |
2787 | int i; | |
2788 | struct quirk_table *q; | |
2789 | ||
2790 | for (i = 0; i < ARRAY_SIZE(applicable_quirks); i++) { | |
2791 | q = &applicable_quirks[i]; | |
2792 | if (q->name && ! strcmp(typestr, q->name)) | |
2793 | return apply_quirk(ac97, i); | |
2794 | } | |
2795 | /* for compatibility, accept the numbers, too */ | |
2796 | if (*typestr >= '0' && *typestr <= '9') | |
2797 | return apply_quirk(ac97, (int)simple_strtoul(typestr, NULL, 10)); | |
2798 | return -EINVAL; | |
2799 | } | |
2800 | ||
2801 | /** | |
2802 | * snd_ac97_tune_hardware - tune up the hardware | |
2803 | * @ac97: the ac97 instance | |
2804 | * @quirk: quirk list | |
2805 | * @override: explicit quirk value (overrides the list if non-NULL) | |
2806 | * | |
2807 | * Do some workaround for each pci device, such as renaming of the | |
2808 | * headphone (true line-out) control as "Master". | |
2809 | * The quirk-list must be terminated with a zero-filled entry. | |
2810 | * | |
2811 | * Returns zero if successful, or a negative error code on failure. | |
2812 | */ | |
2813 | ||
ee42381e | 2814 | int snd_ac97_tune_hardware(struct snd_ac97 *ac97, struct ac97_quirk *quirk, const char *override) |
1da177e4 LT |
2815 | { |
2816 | int result; | |
2817 | ||
1da177e4 LT |
2818 | /* quirk overriden? */ |
2819 | if (override && strcmp(override, "-1") && strcmp(override, "default")) { | |
2820 | result = apply_quirk_str(ac97, override); | |
2821 | if (result < 0) | |
2822 | snd_printk(KERN_ERR "applying quirk type %s failed (%d)\n", override, result); | |
2823 | return result; | |
2824 | } | |
2825 | ||
4b499486 PP |
2826 | if (! quirk) |
2827 | return -EINVAL; | |
2828 | ||
69ad07cf JK |
2829 | for (; quirk->subvendor; quirk++) { |
2830 | if (quirk->subvendor != ac97->subsystem_vendor) | |
1da177e4 | 2831 | continue; |
69ad07cf JK |
2832 | if ((! quirk->mask && quirk->subdevice == ac97->subsystem_device) || |
2833 | quirk->subdevice == (quirk->mask & ac97->subsystem_device)) { | |
1da177e4 LT |
2834 | if (quirk->codec_id && quirk->codec_id != ac97->id) |
2835 | continue; | |
2836 | snd_printdd("ac97 quirk for %s (%04x:%04x)\n", quirk->name, ac97->subsystem_vendor, ac97->subsystem_device); | |
2837 | result = apply_quirk(ac97, quirk->type); | |
2838 | if (result < 0) | |
2839 | snd_printk(KERN_ERR "applying quirk type %d for %s failed (%d)\n", quirk->type, quirk->name, result); | |
2840 | return result; | |
2841 | } | |
2842 | } | |
2843 | return 0; | |
2844 | } | |
2845 | ||
1da177e4 | 2846 | EXPORT_SYMBOL(snd_ac97_tune_hardware); |
1da177e4 LT |
2847 | |
2848 | /* | |
2849 | * INIT part | |
2850 | */ | |
2851 | ||
2852 | static int __init alsa_ac97_init(void) | |
2853 | { | |
2854 | return 0; | |
2855 | } | |
2856 | ||
2857 | static void __exit alsa_ac97_exit(void) | |
2858 | { | |
2859 | } | |
2860 | ||
2861 | module_init(alsa_ac97_init) | |
2862 | module_exit(alsa_ac97_exit) |