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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> | |
31 | #include <sound/core.h> | |
32 | #include <sound/pcm.h> | |
33 | #include <sound/ac97_codec.h> | |
34 | #include <sound/asoundef.h> | |
35 | #include <sound/initval.h> | |
36 | #include "ac97_local.h" | |
37 | #include "ac97_id.h" | |
38 | #include "ac97_patch.h" | |
39 | ||
40 | MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>"); | |
41 | MODULE_DESCRIPTION("Universal interface for Audio Codec '97"); | |
42 | MODULE_LICENSE("GPL"); | |
43 | ||
44 | static int enable_loopback; | |
45 | ||
46 | module_param(enable_loopback, bool, 0444); | |
47 | MODULE_PARM_DESC(enable_loopback, "Enable AC97 ADC/DAC Loopback Control"); | |
48 | ||
49 | /* | |
50 | ||
51 | */ | |
52 | ||
53 | typedef struct { | |
54 | unsigned int id; | |
55 | unsigned int mask; | |
56 | const char *name; | |
57 | int (*patch)(ac97_t *ac97); | |
58 | int (*mpatch)(ac97_t *ac97); | |
59 | unsigned int flags; | |
60 | } ac97_codec_id_t; | |
61 | ||
62 | static const ac97_codec_id_t snd_ac97_codec_id_vendors[] = { | |
63 | { 0x414b4d00, 0xffffff00, "Asahi Kasei", NULL, NULL }, | |
64 | { 0x41445300, 0xffffff00, "Analog Devices", NULL, NULL }, | |
65 | { 0x414c4300, 0xffffff00, "Realtek", NULL, NULL }, | |
66 | { 0x414c4700, 0xffffff00, "Realtek", NULL, NULL }, | |
67 | { 0x434d4900, 0xffffff00, "C-Media Electronics", NULL, NULL }, | |
68 | { 0x43525900, 0xffffff00, "Cirrus Logic", NULL, NULL }, | |
69 | { 0x43585400, 0xffffff00, "Conexant", NULL, NULL }, | |
70 | { 0x44543000, 0xffffff00, "Diamond Technology", NULL, NULL }, | |
71 | { 0x454d4300, 0xffffff00, "eMicro", NULL, NULL }, | |
72 | { 0x45838300, 0xffffff00, "ESS Technology", NULL, NULL }, | |
73 | { 0x48525300, 0xffffff00, "Intersil", NULL, NULL }, | |
74 | { 0x49434500, 0xffffff00, "ICEnsemble", NULL, NULL }, | |
75 | { 0x49544500, 0xffffff00, "ITE Tech.Inc", NULL, NULL }, | |
76 | { 0x4e534300, 0xffffff00, "National Semiconductor", NULL, NULL }, | |
77 | { 0x50534300, 0xffffff00, "Philips", NULL, NULL }, | |
78 | { 0x53494c00, 0xffffff00, "Silicon Laboratory", NULL, NULL }, | |
79 | { 0x54524100, 0xffffff00, "TriTech", NULL, NULL }, | |
80 | { 0x54584e00, 0xffffff00, "Texas Instruments", NULL, NULL }, | |
81 | { 0x56494100, 0xffffff00, "VIA Technologies", NULL, NULL }, | |
82 | { 0x57454300, 0xffffff00, "Winbond", NULL, NULL }, | |
83 | { 0x574d4c00, 0xffffff00, "Wolfson", NULL, NULL }, | |
84 | { 0x594d4800, 0xffffff00, "Yamaha", NULL, NULL }, | |
85 | { 0x83847600, 0xffffff00, "SigmaTel", NULL, NULL }, | |
86 | { 0, 0, NULL, NULL, NULL } | |
87 | }; | |
88 | ||
89 | static const ac97_codec_id_t snd_ac97_codec_ids[] = { | |
90 | { 0x414b4d00, 0xffffffff, "AK4540", NULL, NULL }, | |
91 | { 0x414b4d01, 0xffffffff, "AK4542", NULL, NULL }, | |
92 | { 0x414b4d02, 0xffffffff, "AK4543", NULL, NULL }, | |
93 | { 0x414b4d06, 0xffffffff, "AK4544A", NULL, NULL }, | |
94 | { 0x414b4d07, 0xffffffff, "AK4545", NULL, NULL }, | |
95 | { 0x41445303, 0xffffffff, "AD1819", patch_ad1819, NULL }, | |
96 | { 0x41445340, 0xffffffff, "AD1881", patch_ad1881, NULL }, | |
97 | { 0x41445348, 0xffffffff, "AD1881A", patch_ad1881, NULL }, | |
98 | { 0x41445360, 0xffffffff, "AD1885", patch_ad1885, NULL }, | |
99 | { 0x41445361, 0xffffffff, "AD1886", patch_ad1886, NULL }, | |
100 | { 0x41445362, 0xffffffff, "AD1887", patch_ad1881, NULL }, | |
101 | { 0x41445363, 0xffffffff, "AD1886A", patch_ad1881, NULL }, | |
102 | { 0x41445368, 0xffffffff, "AD1888", patch_ad1888, NULL }, | |
103 | { 0x41445370, 0xffffffff, "AD1980", patch_ad1980, NULL }, | |
104 | { 0x41445372, 0xffffffff, "AD1981A", patch_ad1981a, NULL }, | |
105 | { 0x41445374, 0xffffffff, "AD1981B", patch_ad1981b, NULL }, | |
106 | { 0x41445375, 0xffffffff, "AD1985", patch_ad1985, NULL }, | |
107 | { 0x41445378, 0xffffffff, "AD1986", patch_ad1985, NULL }, | |
108 | { 0x414c4300, 0xffffff00, "ALC100,100P", NULL, NULL }, | |
109 | { 0x414c4710, 0xfffffff0, "ALC200,200P", NULL, NULL }, | |
110 | { 0x414c4721, 0xffffffff, "ALC650D", NULL, NULL }, /* already patched */ | |
111 | { 0x414c4722, 0xffffffff, "ALC650E", NULL, NULL }, /* already patched */ | |
112 | { 0x414c4723, 0xffffffff, "ALC650F", NULL, NULL }, /* already patched */ | |
113 | { 0x414c4720, 0xfffffff0, "ALC650", patch_alc650, NULL }, | |
114 | { 0x414c4760, 0xfffffff0, "ALC655", patch_alc655, NULL }, | |
115 | { 0x414c4780, 0xfffffff0, "ALC658", patch_alc655, NULL }, | |
116 | { 0x414c4790, 0xfffffff0, "ALC850", patch_alc850, NULL }, | |
117 | { 0x414c4730, 0xffffffff, "ALC101", NULL, NULL }, | |
118 | { 0x414c4740, 0xfffffff0, "ALC202", NULL, NULL }, | |
119 | { 0x414c4750, 0xfffffff0, "ALC250", NULL, NULL }, | |
120 | { 0x414c4770, 0xfffffff0, "ALC203", NULL, NULL }, | |
121 | { 0x434d4941, 0xffffffff, "CMI9738", patch_cm9738, NULL }, | |
122 | { 0x434d4961, 0xffffffff, "CMI9739", patch_cm9739, NULL }, | |
5f0dccf8 | 123 | { 0x434d4969, 0xffffffff, "CMI9780", patch_cm9780, NULL }, |
1da177e4 LT |
124 | { 0x434d4978, 0xffffffff, "CMI9761", patch_cm9761, NULL }, |
125 | { 0x434d4982, 0xffffffff, "CMI9761", patch_cm9761, NULL }, | |
126 | { 0x434d4983, 0xffffffff, "CMI9761", patch_cm9761, NULL }, | |
127 | { 0x43525900, 0xfffffff8, "CS4297", NULL, NULL }, | |
128 | { 0x43525910, 0xfffffff8, "CS4297A", patch_cirrus_spdif, NULL }, | |
129 | { 0x43525920, 0xfffffff8, "CS4298", patch_cirrus_spdif, NULL }, | |
130 | { 0x43525928, 0xfffffff8, "CS4294", NULL, NULL }, | |
131 | { 0x43525930, 0xfffffff8, "CS4299", patch_cirrus_cs4299, NULL }, | |
132 | { 0x43525948, 0xfffffff8, "CS4201", NULL, NULL }, | |
133 | { 0x43525958, 0xfffffff8, "CS4205", patch_cirrus_spdif, NULL }, | |
134 | { 0x43525960, 0xfffffff8, "CS4291", NULL, NULL }, | |
135 | { 0x43525970, 0xfffffff8, "CS4202", NULL, NULL }, | |
136 | { 0x43585421, 0xffffffff, "HSD11246", NULL, NULL }, // SmartMC II | |
137 | { 0x43585428, 0xfffffff8, "Cx20468", patch_conexant, NULL }, // SmartAMC fixme: the mask might be different | |
138 | { 0x44543031, 0xfffffff0, "DT0398", NULL, NULL }, | |
139 | { 0x454d4328, 0xffffffff, "28028", NULL, NULL }, // same as TR28028? | |
140 | { 0x45838308, 0xffffffff, "ESS1988", NULL, NULL }, | |
141 | { 0x48525300, 0xffffff00, "HMP9701", NULL, NULL }, | |
142 | { 0x49434501, 0xffffffff, "ICE1230", NULL, NULL }, | |
143 | { 0x49434511, 0xffffffff, "ICE1232", NULL, NULL }, // alias VIA VT1611A? | |
144 | { 0x49434514, 0xffffffff, "ICE1232A", NULL, NULL }, | |
145 | { 0x49434551, 0xffffffff, "VT1616", patch_vt1616, NULL }, | |
146 | { 0x49434552, 0xffffffff, "VT1616i", patch_vt1616, NULL }, // VT1616 compatible (chipset integrated) | |
147 | { 0x49544520, 0xffffffff, "IT2226E", NULL, NULL }, | |
148 | { 0x49544561, 0xffffffff, "IT2646E", patch_it2646, NULL }, | |
149 | { 0x4e534300, 0xffffffff, "LM4540,43,45,46,48", NULL, NULL }, // only guess --jk | |
150 | { 0x4e534331, 0xffffffff, "LM4549", NULL, NULL }, | |
151 | { 0x4e534350, 0xffffffff, "LM4550", NULL, NULL }, | |
152 | { 0x50534304, 0xffffffff, "UCB1400", NULL, NULL }, | |
87d61c29 | 153 | { 0x53494c20, 0xffffffe0, "Si3036,8", mpatch_si3036, mpatch_si3036, AC97_MODEM_PATCH }, |
1da177e4 LT |
154 | { 0x54524102, 0xffffffff, "TR28022", NULL, NULL }, |
155 | { 0x54524106, 0xffffffff, "TR28026", NULL, NULL }, | |
156 | { 0x54524108, 0xffffffff, "TR28028", patch_tritech_tr28028, NULL }, // added by xin jin [07/09/99] | |
157 | { 0x54524123, 0xffffffff, "TR28602", NULL, NULL }, // only guess --jk [TR28023 = eMicro EM28023 (new CT1297)] | |
158 | { 0x54584e20, 0xffffffff, "TLC320AD9xC", NULL, NULL }, | |
159 | { 0x56494161, 0xffffffff, "VIA1612A", NULL, NULL }, // modified ICE1232 with S/PDIF | |
160 | { 0x57454301, 0xffffffff, "W83971D", NULL, NULL }, | |
161 | { 0x574d4c00, 0xffffffff, "WM9701A", NULL, NULL }, | |
162 | { 0x574d4C03, 0xffffffff, "WM9703,WM9707,WM9708,WM9717", patch_wolfson03, NULL}, | |
163 | { 0x574d4C04, 0xffffffff, "WM9704M,WM9704Q", patch_wolfson04, NULL}, | |
164 | { 0x574d4C05, 0xffffffff, "WM9705,WM9710", patch_wolfson05, NULL}, | |
165 | { 0x574d4C09, 0xffffffff, "WM9709", NULL, NULL}, | |
166 | { 0x574d4C12, 0xffffffff, "WM9711,WM9712", patch_wolfson11, NULL}, | |
167 | { 0x574d4c13, 0xffffffff, "WM9713,WM9714", patch_wolfson13, NULL, AC97_DEFAULT_POWER_OFF}, | |
168 | { 0x594d4800, 0xffffffff, "YMF743", NULL, NULL }, | |
169 | { 0x594d4802, 0xffffffff, "YMF752", NULL, NULL }, | |
170 | { 0x594d4803, 0xffffffff, "YMF753", patch_yamaha_ymf753, NULL }, | |
171 | { 0x83847600, 0xffffffff, "STAC9700,83,84", patch_sigmatel_stac9700, NULL }, | |
172 | { 0x83847604, 0xffffffff, "STAC9701,3,4,5", NULL, NULL }, | |
173 | { 0x83847605, 0xffffffff, "STAC9704", NULL, NULL }, | |
174 | { 0x83847608, 0xffffffff, "STAC9708,11", patch_sigmatel_stac9708, NULL }, | |
175 | { 0x83847609, 0xffffffff, "STAC9721,23", patch_sigmatel_stac9721, NULL }, | |
176 | { 0x83847644, 0xffffffff, "STAC9744", patch_sigmatel_stac9744, NULL }, | |
177 | { 0x83847650, 0xffffffff, "STAC9750,51", NULL, NULL }, // patch? | |
178 | { 0x83847652, 0xffffffff, "STAC9752,53", NULL, NULL }, // patch? | |
179 | { 0x83847656, 0xffffffff, "STAC9756,57", patch_sigmatel_stac9756, NULL }, | |
180 | { 0x83847658, 0xffffffff, "STAC9758,59", patch_sigmatel_stac9758, NULL }, | |
181 | { 0x83847666, 0xffffffff, "STAC9766,67", NULL, NULL }, // patch? | |
182 | { 0, 0, NULL, NULL, NULL } | |
183 | }; | |
184 | ||
185 | const char *snd_ac97_stereo_enhancements[] = | |
186 | { | |
187 | /* 0 */ "No 3D Stereo Enhancement", | |
188 | /* 1 */ "Analog Devices Phat Stereo", | |
189 | /* 2 */ "Creative Stereo Enhancement", | |
190 | /* 3 */ "National Semi 3D Stereo Enhancement", | |
191 | /* 4 */ "YAMAHA Ymersion", | |
192 | /* 5 */ "BBE 3D Stereo Enhancement", | |
193 | /* 6 */ "Crystal Semi 3D Stereo Enhancement", | |
194 | /* 7 */ "Qsound QXpander", | |
195 | /* 8 */ "Spatializer 3D Stereo Enhancement", | |
196 | /* 9 */ "SRS 3D Stereo Enhancement", | |
197 | /* 10 */ "Platform Tech 3D Stereo Enhancement", | |
198 | /* 11 */ "AKM 3D Audio", | |
199 | /* 12 */ "Aureal Stereo Enhancement", | |
200 | /* 13 */ "Aztech 3D Enhancement", | |
201 | /* 14 */ "Binaura 3D Audio Enhancement", | |
202 | /* 15 */ "ESS Technology Stereo Enhancement", | |
203 | /* 16 */ "Harman International VMAx", | |
204 | /* 17 */ "Nvidea/IC Ensemble/KS Waves 3D Stereo Enhancement", | |
205 | /* 18 */ "Philips Incredible Sound", | |
206 | /* 19 */ "Texas Instruments 3D Stereo Enhancement", | |
207 | /* 20 */ "VLSI Technology 3D Stereo Enhancement", | |
208 | /* 21 */ "TriTech 3D Stereo Enhancement", | |
209 | /* 22 */ "Realtek 3D Stereo Enhancement", | |
210 | /* 23 */ "Samsung 3D Stereo Enhancement", | |
211 | /* 24 */ "Wolfson Microelectronics 3D Enhancement", | |
212 | /* 25 */ "Delta Integration 3D Enhancement", | |
213 | /* 26 */ "SigmaTel 3D Enhancement", | |
214 | /* 27 */ "IC Ensemble/KS Waves", | |
215 | /* 28 */ "Rockwell 3D Stereo Enhancement", | |
216 | /* 29 */ "Reserved 29", | |
217 | /* 30 */ "Reserved 30", | |
218 | /* 31 */ "Reserved 31" | |
219 | }; | |
220 | ||
221 | /* | |
222 | * Shared AC97 controllers (ICH, ATIIXP...) | |
223 | */ | |
224 | static DECLARE_MUTEX(shared_codec_mutex); | |
225 | static ac97_t *shared_codec[AC97_SHARED_TYPES][4]; | |
226 | ||
227 | ||
228 | /* | |
229 | * I/O routines | |
230 | */ | |
231 | ||
232 | static int snd_ac97_valid_reg(ac97_t *ac97, unsigned short reg) | |
233 | { | |
234 | if (ac97->limited_regs && ! test_bit(reg, ac97->reg_accessed)) | |
235 | return 0; | |
236 | ||
237 | /* filter some registers for buggy codecs */ | |
238 | switch (ac97->id) { | |
239 | case AC97_ID_AK4540: | |
240 | case AC97_ID_AK4542: | |
241 | if (reg <= 0x1c || reg == 0x20 || reg == 0x26 || reg >= 0x7c) | |
242 | return 1; | |
243 | return 0; | |
244 | case AC97_ID_AD1819: /* AD1819 */ | |
245 | case AC97_ID_AD1881: /* AD1881 */ | |
246 | case AC97_ID_AD1881A: /* AD1881A */ | |
247 | if (reg >= 0x3a && reg <= 0x6e) /* 0x59 */ | |
248 | return 0; | |
249 | return 1; | |
250 | case AC97_ID_AD1885: /* AD1885 */ | |
251 | case AC97_ID_AD1886: /* AD1886 */ | |
252 | case AC97_ID_AD1886A: /* AD1886A - !!verify!! --jk */ | |
253 | case AC97_ID_AD1887: /* AD1887 - !!verify!! --jk */ | |
254 | if (reg == 0x5a) | |
255 | return 1; | |
256 | if (reg >= 0x3c && reg <= 0x6e) /* 0x59 */ | |
257 | return 0; | |
258 | return 1; | |
259 | case AC97_ID_STAC9700: | |
260 | case AC97_ID_STAC9704: | |
261 | case AC97_ID_STAC9705: | |
262 | case AC97_ID_STAC9708: | |
263 | case AC97_ID_STAC9721: | |
264 | case AC97_ID_STAC9744: | |
265 | case AC97_ID_STAC9756: | |
266 | if (reg <= 0x3a || reg >= 0x5a) | |
267 | return 1; | |
268 | return 0; | |
269 | } | |
270 | return 1; | |
271 | } | |
272 | ||
273 | /** | |
274 | * snd_ac97_write - write a value on the given register | |
275 | * @ac97: the ac97 instance | |
276 | * @reg: the register to change | |
277 | * @value: the value to set | |
278 | * | |
279 | * Writes a value on the given register. This will invoke the write | |
280 | * callback directly after the register check. | |
281 | * This function doesn't change the register cache unlike | |
282 | * #snd_ca97_write_cache(), so use this only when you don't want to | |
283 | * reflect the change to the suspend/resume state. | |
284 | */ | |
285 | void snd_ac97_write(ac97_t *ac97, unsigned short reg, unsigned short value) | |
286 | { | |
287 | if (!snd_ac97_valid_reg(ac97, reg)) | |
288 | return; | |
289 | if ((ac97->id & 0xffffff00) == AC97_ID_ALC100) { | |
290 | /* Fix H/W bug of ALC100/100P */ | |
291 | if (reg == AC97_MASTER || reg == AC97_HEADPHONE) | |
292 | ac97->bus->ops->write(ac97, AC97_RESET, 0); /* reset audio codec */ | |
293 | } | |
294 | ac97->bus->ops->write(ac97, reg, value); | |
295 | } | |
296 | ||
297 | /** | |
298 | * snd_ac97_read - read a value from the given register | |
299 | * | |
300 | * @ac97: the ac97 instance | |
301 | * @reg: the register to read | |
302 | * | |
303 | * Reads a value from the given register. This will invoke the read | |
304 | * callback directly after the register check. | |
305 | * | |
306 | * Returns the read value. | |
307 | */ | |
308 | unsigned short snd_ac97_read(ac97_t *ac97, unsigned short reg) | |
309 | { | |
310 | if (!snd_ac97_valid_reg(ac97, reg)) | |
311 | return 0; | |
312 | return ac97->bus->ops->read(ac97, reg); | |
313 | } | |
314 | ||
315 | /* read a register - return the cached value if already read */ | |
316 | static inline unsigned short snd_ac97_read_cache(ac97_t *ac97, unsigned short reg) | |
317 | { | |
318 | if (! test_bit(reg, ac97->reg_accessed)) { | |
319 | ac97->regs[reg] = ac97->bus->ops->read(ac97, reg); | |
320 | // set_bit(reg, ac97->reg_accessed); | |
321 | } | |
322 | return ac97->regs[reg]; | |
323 | } | |
324 | ||
325 | /** | |
326 | * snd_ac97_write_cache - write a value on the given register and update the cache | |
327 | * @ac97: the ac97 instance | |
328 | * @reg: the register to change | |
329 | * @value: the value to set | |
330 | * | |
331 | * Writes a value on the given register and updates the register | |
332 | * cache. The cached values are used for the cached-read and the | |
333 | * suspend/resume. | |
334 | */ | |
335 | void snd_ac97_write_cache(ac97_t *ac97, unsigned short reg, unsigned short value) | |
336 | { | |
337 | if (!snd_ac97_valid_reg(ac97, reg)) | |
338 | return; | |
339 | down(&ac97->reg_mutex); | |
340 | ac97->regs[reg] = value; | |
341 | ac97->bus->ops->write(ac97, reg, value); | |
342 | set_bit(reg, ac97->reg_accessed); | |
343 | up(&ac97->reg_mutex); | |
344 | } | |
345 | ||
346 | /** | |
347 | * snd_ac97_update - update the value on the given register | |
348 | * @ac97: the ac97 instance | |
349 | * @reg: the register to change | |
350 | * @value: the value to set | |
351 | * | |
352 | * Compares the value with the register cache and updates the value | |
353 | * only when the value is changed. | |
354 | * | |
355 | * Returns 1 if the value is changed, 0 if no change, or a negative | |
356 | * code on failure. | |
357 | */ | |
358 | int snd_ac97_update(ac97_t *ac97, unsigned short reg, unsigned short value) | |
359 | { | |
360 | int change; | |
361 | ||
362 | if (!snd_ac97_valid_reg(ac97, reg)) | |
363 | return -EINVAL; | |
364 | down(&ac97->reg_mutex); | |
365 | change = ac97->regs[reg] != value; | |
366 | if (change) { | |
367 | ac97->regs[reg] = value; | |
368 | ac97->bus->ops->write(ac97, reg, value); | |
369 | } | |
52b72388 | 370 | set_bit(reg, ac97->reg_accessed); |
1da177e4 LT |
371 | up(&ac97->reg_mutex); |
372 | return change; | |
373 | } | |
374 | ||
375 | /** | |
376 | * snd_ac97_update_bits - update the bits on the given register | |
377 | * @ac97: the ac97 instance | |
378 | * @reg: the register to change | |
379 | * @mask: the bit-mask to change | |
380 | * @value: the value to set | |
381 | * | |
382 | * Updates the masked-bits on the given register only when the value | |
383 | * is changed. | |
384 | * | |
385 | * Returns 1 if the bits are changed, 0 if no change, or a negative | |
386 | * code on failure. | |
387 | */ | |
388 | int snd_ac97_update_bits(ac97_t *ac97, unsigned short reg, unsigned short mask, unsigned short value) | |
389 | { | |
390 | int change; | |
391 | ||
392 | if (!snd_ac97_valid_reg(ac97, reg)) | |
393 | return -EINVAL; | |
394 | down(&ac97->reg_mutex); | |
395 | change = snd_ac97_update_bits_nolock(ac97, reg, mask, value); | |
396 | up(&ac97->reg_mutex); | |
397 | return change; | |
398 | } | |
399 | ||
400 | /* no lock version - see snd_ac97_updat_bits() */ | |
401 | int snd_ac97_update_bits_nolock(ac97_t *ac97, unsigned short reg, | |
402 | unsigned short mask, unsigned short value) | |
403 | { | |
404 | int change; | |
405 | unsigned short old, new; | |
406 | ||
407 | old = snd_ac97_read_cache(ac97, reg); | |
408 | new = (old & ~mask) | value; | |
409 | change = old != new; | |
410 | if (change) { | |
411 | ac97->regs[reg] = new; | |
412 | ac97->bus->ops->write(ac97, reg, new); | |
413 | } | |
52b72388 | 414 | set_bit(reg, ac97->reg_accessed); |
1da177e4 LT |
415 | return change; |
416 | } | |
417 | ||
418 | static int snd_ac97_ad18xx_update_pcm_bits(ac97_t *ac97, int codec, unsigned short mask, unsigned short value) | |
419 | { | |
420 | int change; | |
421 | unsigned short old, new, cfg; | |
422 | ||
423 | down(&ac97->page_mutex); | |
424 | old = ac97->spec.ad18xx.pcmreg[codec]; | |
425 | new = (old & ~mask) | value; | |
426 | change = old != new; | |
427 | if (change) { | |
428 | down(&ac97->reg_mutex); | |
429 | cfg = snd_ac97_read_cache(ac97, AC97_AD_SERIAL_CFG); | |
430 | ac97->spec.ad18xx.pcmreg[codec] = new; | |
431 | /* select single codec */ | |
432 | ac97->bus->ops->write(ac97, AC97_AD_SERIAL_CFG, | |
433 | (cfg & ~0x7000) | | |
434 | ac97->spec.ad18xx.unchained[codec] | ac97->spec.ad18xx.chained[codec]); | |
435 | /* update PCM bits */ | |
436 | ac97->bus->ops->write(ac97, AC97_PCM, new); | |
437 | /* select all codecs */ | |
438 | ac97->bus->ops->write(ac97, AC97_AD_SERIAL_CFG, | |
439 | cfg | 0x7000); | |
440 | up(&ac97->reg_mutex); | |
441 | } | |
442 | up(&ac97->page_mutex); | |
443 | return change; | |
444 | } | |
445 | ||
446 | /* | |
447 | * Controls | |
448 | */ | |
449 | ||
450 | int snd_ac97_info_enum_double(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) | |
451 | { | |
452 | struct ac97_enum *e = (struct ac97_enum *)kcontrol->private_value; | |
453 | ||
454 | uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; | |
455 | uinfo->count = e->shift_l == e->shift_r ? 1 : 2; | |
456 | uinfo->value.enumerated.items = e->mask; | |
457 | ||
458 | if (uinfo->value.enumerated.item > e->mask - 1) | |
459 | uinfo->value.enumerated.item = e->mask - 1; | |
460 | strcpy(uinfo->value.enumerated.name, e->texts[uinfo->value.enumerated.item]); | |
461 | return 0; | |
462 | } | |
463 | ||
464 | int snd_ac97_get_enum_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) | |
465 | { | |
466 | ac97_t *ac97 = snd_kcontrol_chip(kcontrol); | |
467 | struct ac97_enum *e = (struct ac97_enum *)kcontrol->private_value; | |
5f0dccf8 | 468 | unsigned short val, bitmask; |
1da177e4 | 469 | |
b16760bb | 470 | for (bitmask = 1; bitmask < e->mask; bitmask <<= 1) |
5f0dccf8 | 471 | ; |
1da177e4 | 472 | val = snd_ac97_read_cache(ac97, e->reg); |
5f0dccf8 | 473 | ucontrol->value.enumerated.item[0] = (val >> e->shift_l) & (bitmask - 1); |
1da177e4 | 474 | if (e->shift_l != e->shift_r) |
5f0dccf8 | 475 | ucontrol->value.enumerated.item[1] = (val >> e->shift_r) & (bitmask - 1); |
1da177e4 LT |
476 | |
477 | return 0; | |
478 | } | |
479 | ||
480 | int snd_ac97_put_enum_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) | |
481 | { | |
482 | ac97_t *ac97 = snd_kcontrol_chip(kcontrol); | |
483 | struct ac97_enum *e = (struct ac97_enum *)kcontrol->private_value; | |
484 | unsigned short val; | |
5f0dccf8 | 485 | unsigned short mask, bitmask; |
1da177e4 | 486 | |
b16760bb | 487 | for (bitmask = 1; bitmask < e->mask; bitmask <<= 1) |
5f0dccf8 | 488 | ; |
1da177e4 LT |
489 | if (ucontrol->value.enumerated.item[0] > e->mask - 1) |
490 | return -EINVAL; | |
491 | val = ucontrol->value.enumerated.item[0] << e->shift_l; | |
5f0dccf8 | 492 | mask = (bitmask - 1) << e->shift_l; |
1da177e4 LT |
493 | if (e->shift_l != e->shift_r) { |
494 | if (ucontrol->value.enumerated.item[1] > e->mask - 1) | |
495 | return -EINVAL; | |
496 | val |= ucontrol->value.enumerated.item[1] << e->shift_r; | |
5f0dccf8 | 497 | mask |= (bitmask - 1) << e->shift_r; |
1da177e4 LT |
498 | } |
499 | return snd_ac97_update_bits(ac97, e->reg, mask, val); | |
500 | } | |
501 | ||
502 | /* save/restore ac97 v2.3 paging */ | |
503 | static int snd_ac97_page_save(ac97_t *ac97, int reg, snd_kcontrol_t *kcontrol) | |
504 | { | |
505 | int page_save = -1; | |
506 | if ((kcontrol->private_value & (1<<25)) && | |
507 | (ac97->ext_id & AC97_EI_REV_MASK) >= AC97_EI_REV_23 && | |
508 | (reg >= 0x60 && reg < 0x70)) { | |
509 | unsigned short page = (kcontrol->private_value >> 26) & 0x0f; | |
510 | down(&ac97->page_mutex); /* lock paging */ | |
511 | page_save = snd_ac97_read(ac97, AC97_INT_PAGING) & AC97_PAGE_MASK; | |
512 | snd_ac97_update_bits(ac97, AC97_INT_PAGING, AC97_PAGE_MASK, page); | |
513 | } | |
514 | return page_save; | |
515 | } | |
516 | ||
517 | static void snd_ac97_page_restore(ac97_t *ac97, int page_save) | |
518 | { | |
519 | if (page_save >= 0) { | |
520 | snd_ac97_update_bits(ac97, AC97_INT_PAGING, AC97_PAGE_MASK, page_save); | |
521 | up(&ac97->page_mutex); /* unlock paging */ | |
522 | } | |
523 | } | |
524 | ||
525 | /* volume and switch controls */ | |
526 | int snd_ac97_info_volsw(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) | |
527 | { | |
528 | int mask = (kcontrol->private_value >> 16) & 0xff; | |
529 | int shift = (kcontrol->private_value >> 8) & 0x0f; | |
530 | int rshift = (kcontrol->private_value >> 12) & 0x0f; | |
531 | ||
532 | uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER; | |
533 | uinfo->count = shift == rshift ? 1 : 2; | |
534 | uinfo->value.integer.min = 0; | |
535 | uinfo->value.integer.max = mask; | |
536 | return 0; | |
537 | } | |
538 | ||
539 | int snd_ac97_get_volsw(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) | |
540 | { | |
541 | ac97_t *ac97 = snd_kcontrol_chip(kcontrol); | |
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 page_save; | |
548 | ||
549 | page_save = snd_ac97_page_save(ac97, reg, kcontrol); | |
550 | ucontrol->value.integer.value[0] = (snd_ac97_read_cache(ac97, reg) >> shift) & mask; | |
551 | if (shift != rshift) | |
552 | ucontrol->value.integer.value[1] = (snd_ac97_read_cache(ac97, reg) >> rshift) & mask; | |
553 | if (invert) { | |
554 | ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0]; | |
555 | if (shift != rshift) | |
556 | ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1]; | |
557 | } | |
558 | snd_ac97_page_restore(ac97, page_save); | |
559 | return 0; | |
560 | } | |
561 | ||
562 | int snd_ac97_put_volsw(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) | |
563 | { | |
564 | ac97_t *ac97 = snd_kcontrol_chip(kcontrol); | |
565 | int reg = kcontrol->private_value & 0xff; | |
566 | int shift = (kcontrol->private_value >> 8) & 0x0f; | |
567 | int rshift = (kcontrol->private_value >> 12) & 0x0f; | |
568 | int mask = (kcontrol->private_value >> 16) & 0xff; | |
569 | int invert = (kcontrol->private_value >> 24) & 0x01; | |
570 | int err, page_save; | |
571 | unsigned short val, val2, val_mask; | |
572 | ||
573 | page_save = snd_ac97_page_save(ac97, reg, kcontrol); | |
574 | val = (ucontrol->value.integer.value[0] & mask); | |
575 | if (invert) | |
576 | val = mask - val; | |
577 | val_mask = mask << shift; | |
578 | val = val << shift; | |
579 | if (shift != rshift) { | |
580 | val2 = (ucontrol->value.integer.value[1] & mask); | |
581 | if (invert) | |
582 | val2 = mask - val2; | |
583 | val_mask |= mask << rshift; | |
584 | val |= val2 << rshift; | |
585 | } | |
586 | err = snd_ac97_update_bits(ac97, reg, val_mask, val); | |
587 | snd_ac97_page_restore(ac97, page_save); | |
588 | return err; | |
589 | } | |
590 | ||
591 | static const snd_kcontrol_new_t snd_ac97_controls_master_mono[2] = { | |
592 | AC97_SINGLE("Master Mono Playback Switch", AC97_MASTER_MONO, 15, 1, 1), | |
593 | AC97_SINGLE("Master Mono Playback Volume", AC97_MASTER_MONO, 0, 31, 1) | |
594 | }; | |
595 | ||
596 | static const snd_kcontrol_new_t snd_ac97_controls_tone[2] = { | |
597 | AC97_SINGLE("Tone Control - Bass", AC97_MASTER_TONE, 8, 15, 1), | |
598 | AC97_SINGLE("Tone Control - Treble", AC97_MASTER_TONE, 0, 15, 1) | |
599 | }; | |
600 | ||
601 | static const snd_kcontrol_new_t snd_ac97_controls_pc_beep[2] = { | |
602 | AC97_SINGLE("PC Speaker Playback Switch", AC97_PC_BEEP, 15, 1, 1), | |
603 | AC97_SINGLE("PC Speaker Playback Volume", AC97_PC_BEEP, 1, 15, 1) | |
604 | }; | |
605 | ||
606 | static const snd_kcontrol_new_t snd_ac97_controls_mic_boost = | |
607 | AC97_SINGLE("Mic Boost (+20dB)", AC97_MIC, 6, 1, 0); | |
608 | ||
609 | ||
610 | static const char* std_rec_sel[] = {"Mic", "CD", "Video", "Aux", "Line", "Mix", "Mix Mono", "Phone"}; | |
611 | static const char* std_3d_path[] = {"pre 3D", "post 3D"}; | |
612 | static const char* std_mix[] = {"Mix", "Mic"}; | |
613 | static const char* std_mic[] = {"Mic1", "Mic2"}; | |
614 | ||
615 | static const struct ac97_enum std_enum[] = { | |
616 | AC97_ENUM_DOUBLE(AC97_REC_SEL, 8, 0, 8, std_rec_sel), | |
617 | AC97_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 15, 2, std_3d_path), | |
618 | AC97_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 9, 2, std_mix), | |
619 | AC97_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 8, 2, std_mic), | |
620 | }; | |
621 | ||
622 | static const snd_kcontrol_new_t snd_ac97_control_capture_src = | |
623 | AC97_ENUM("Capture Source", std_enum[0]); | |
624 | ||
625 | static const snd_kcontrol_new_t snd_ac97_control_capture_vol = | |
626 | AC97_DOUBLE("Capture Volume", AC97_REC_GAIN, 8, 0, 15, 0); | |
627 | ||
628 | static const snd_kcontrol_new_t snd_ac97_controls_mic_capture[2] = { | |
629 | AC97_SINGLE("Mic Capture Switch", AC97_REC_GAIN_MIC, 15, 1, 1), | |
630 | AC97_SINGLE("Mic Capture Volume", AC97_REC_GAIN_MIC, 0, 15, 0) | |
631 | }; | |
632 | ||
633 | typedef enum { | |
634 | AC97_GENERAL_PCM_OUT = 0, | |
635 | AC97_GENERAL_STEREO_ENHANCEMENT, | |
636 | AC97_GENERAL_3D, | |
637 | AC97_GENERAL_LOUDNESS, | |
638 | AC97_GENERAL_MONO, | |
639 | AC97_GENERAL_MIC, | |
640 | AC97_GENERAL_LOOPBACK | |
641 | } ac97_general_index_t; | |
642 | ||
643 | static const snd_kcontrol_new_t snd_ac97_controls_general[7] = { | |
644 | AC97_ENUM("PCM Out Path & Mute", std_enum[1]), | |
645 | AC97_SINGLE("Simulated Stereo Enhancement", AC97_GENERAL_PURPOSE, 14, 1, 0), | |
646 | AC97_SINGLE("3D Control - Switch", AC97_GENERAL_PURPOSE, 13, 1, 0), | |
647 | AC97_SINGLE("Loudness (bass boost)", AC97_GENERAL_PURPOSE, 12, 1, 0), | |
648 | AC97_ENUM("Mono Output Select", std_enum[2]), | |
649 | AC97_ENUM("Mic Select", std_enum[3]), | |
650 | AC97_SINGLE("ADC/DAC Loopback", AC97_GENERAL_PURPOSE, 7, 1, 0) | |
651 | }; | |
652 | ||
653 | const snd_kcontrol_new_t snd_ac97_controls_3d[2] = { | |
654 | AC97_SINGLE("3D Control - Center", AC97_3D_CONTROL, 8, 15, 0), | |
655 | AC97_SINGLE("3D Control - Depth", AC97_3D_CONTROL, 0, 15, 0) | |
656 | }; | |
657 | ||
658 | static const snd_kcontrol_new_t snd_ac97_controls_center[2] = { | |
659 | AC97_SINGLE("Center Playback Switch", AC97_CENTER_LFE_MASTER, 7, 1, 1), | |
660 | AC97_SINGLE("Center Playback Volume", AC97_CENTER_LFE_MASTER, 0, 31, 1) | |
661 | }; | |
662 | ||
663 | static const snd_kcontrol_new_t snd_ac97_controls_lfe[2] = { | |
664 | AC97_SINGLE("LFE Playback Switch", AC97_CENTER_LFE_MASTER, 15, 1, 1), | |
665 | AC97_SINGLE("LFE Playback Volume", AC97_CENTER_LFE_MASTER, 8, 31, 1) | |
666 | }; | |
667 | ||
1da177e4 LT |
668 | static const snd_kcontrol_new_t snd_ac97_control_eapd = |
669 | AC97_SINGLE("External Amplifier", AC97_POWERDOWN, 15, 1, 1); | |
670 | ||
87d61c29 SK |
671 | static const snd_kcontrol_new_t snd_ac97_controls_modem_switches[2] = { |
672 | AC97_SINGLE("Off-hook Switch", AC97_GPIO_STATUS, 0, 1, 0), | |
673 | AC97_SINGLE("Caller ID Switch", AC97_GPIO_STATUS, 2, 1, 0) | |
674 | }; | |
675 | ||
1da177e4 LT |
676 | /* change the existing EAPD control as inverted */ |
677 | static void set_inv_eapd(ac97_t *ac97, snd_kcontrol_t *kctl) | |
678 | { | |
679 | kctl->private_value = AC97_SINGLE_VALUE(AC97_POWERDOWN, 15, 1, 0); | |
680 | snd_ac97_update_bits(ac97, AC97_POWERDOWN, (1<<15), (1<<15)); /* EAPD up */ | |
681 | ac97->scaps |= AC97_SCAP_INV_EAPD; | |
682 | } | |
683 | ||
684 | static int snd_ac97_spdif_mask_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) | |
685 | { | |
686 | uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; | |
687 | uinfo->count = 1; | |
688 | return 0; | |
689 | } | |
690 | ||
691 | static int snd_ac97_spdif_cmask_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t * ucontrol) | |
692 | { | |
693 | ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL | | |
694 | IEC958_AES0_NONAUDIO | | |
695 | IEC958_AES0_CON_EMPHASIS_5015 | | |
696 | IEC958_AES0_CON_NOT_COPYRIGHT; | |
697 | ucontrol->value.iec958.status[1] = IEC958_AES1_CON_CATEGORY | | |
698 | IEC958_AES1_CON_ORIGINAL; | |
699 | ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS; | |
700 | return 0; | |
701 | } | |
702 | ||
703 | static int snd_ac97_spdif_pmask_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t * ucontrol) | |
704 | { | |
705 | /* FIXME: AC'97 spec doesn't say which bits are used for what */ | |
706 | ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL | | |
707 | IEC958_AES0_NONAUDIO | | |
708 | IEC958_AES0_PRO_FS | | |
709 | IEC958_AES0_PRO_EMPHASIS_5015; | |
710 | return 0; | |
711 | } | |
712 | ||
713 | static int snd_ac97_spdif_default_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t * ucontrol) | |
714 | { | |
715 | ac97_t *ac97 = snd_kcontrol_chip(kcontrol); | |
716 | ||
717 | down(&ac97->reg_mutex); | |
718 | ucontrol->value.iec958.status[0] = ac97->spdif_status & 0xff; | |
719 | ucontrol->value.iec958.status[1] = (ac97->spdif_status >> 8) & 0xff; | |
720 | ucontrol->value.iec958.status[2] = (ac97->spdif_status >> 16) & 0xff; | |
721 | ucontrol->value.iec958.status[3] = (ac97->spdif_status >> 24) & 0xff; | |
722 | up(&ac97->reg_mutex); | |
723 | return 0; | |
724 | } | |
725 | ||
726 | static int snd_ac97_spdif_default_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t * ucontrol) | |
727 | { | |
728 | ac97_t *ac97 = snd_kcontrol_chip(kcontrol); | |
729 | unsigned int new = 0; | |
730 | unsigned short val = 0; | |
731 | int change; | |
732 | ||
733 | new = val = ucontrol->value.iec958.status[0] & (IEC958_AES0_PROFESSIONAL|IEC958_AES0_NONAUDIO); | |
734 | if (ucontrol->value.iec958.status[0] & IEC958_AES0_PROFESSIONAL) { | |
735 | new |= ucontrol->value.iec958.status[0] & (IEC958_AES0_PRO_FS|IEC958_AES0_PRO_EMPHASIS_5015); | |
736 | switch (new & IEC958_AES0_PRO_FS) { | |
737 | case IEC958_AES0_PRO_FS_44100: val |= 0<<12; break; | |
738 | case IEC958_AES0_PRO_FS_48000: val |= 2<<12; break; | |
739 | case IEC958_AES0_PRO_FS_32000: val |= 3<<12; break; | |
740 | default: val |= 1<<12; break; | |
741 | } | |
742 | if ((new & IEC958_AES0_PRO_EMPHASIS) == IEC958_AES0_PRO_EMPHASIS_5015) | |
743 | val |= 1<<3; | |
744 | } else { | |
745 | new |= ucontrol->value.iec958.status[0] & (IEC958_AES0_CON_EMPHASIS_5015|IEC958_AES0_CON_NOT_COPYRIGHT); | |
746 | new |= ((ucontrol->value.iec958.status[1] & (IEC958_AES1_CON_CATEGORY|IEC958_AES1_CON_ORIGINAL)) << 8); | |
747 | new |= ((ucontrol->value.iec958.status[3] & IEC958_AES3_CON_FS) << 24); | |
748 | if ((new & IEC958_AES0_CON_EMPHASIS) == IEC958_AES0_CON_EMPHASIS_5015) | |
749 | val |= 1<<3; | |
750 | if (!(new & IEC958_AES0_CON_NOT_COPYRIGHT)) | |
751 | val |= 1<<2; | |
752 | val |= ((new >> 8) & 0xff) << 4; // category + original | |
753 | switch ((new >> 24) & 0xff) { | |
754 | case IEC958_AES3_CON_FS_44100: val |= 0<<12; break; | |
755 | case IEC958_AES3_CON_FS_48000: val |= 2<<12; break; | |
756 | case IEC958_AES3_CON_FS_32000: val |= 3<<12; break; | |
757 | default: val |= 1<<12; break; | |
758 | } | |
759 | } | |
760 | ||
761 | down(&ac97->reg_mutex); | |
762 | change = ac97->spdif_status != new; | |
763 | ac97->spdif_status = new; | |
764 | ||
765 | if (ac97->flags & AC97_CS_SPDIF) { | |
766 | int x = (val >> 12) & 0x03; | |
767 | switch (x) { | |
768 | case 0: x = 1; break; // 44.1 | |
769 | case 2: x = 0; break; // 48.0 | |
770 | default: x = 0; break; // illegal. | |
771 | } | |
772 | change |= snd_ac97_update_bits_nolock(ac97, AC97_CSR_SPDIF, 0x3fff, ((val & 0xcfff) | (x << 12))); | |
773 | } else if (ac97->flags & AC97_CX_SPDIF) { | |
774 | int v; | |
775 | v = new & (IEC958_AES0_CON_EMPHASIS_5015|IEC958_AES0_CON_NOT_COPYRIGHT) ? 0 : AC97_CXR_COPYRGT; | |
776 | v |= new & IEC958_AES0_NONAUDIO ? AC97_CXR_SPDIF_AC3 : AC97_CXR_SPDIF_PCM; | |
777 | change |= snd_ac97_update_bits_nolock(ac97, AC97_CXR_AUDIO_MISC, | |
778 | AC97_CXR_SPDIF_MASK | AC97_CXR_COPYRGT, | |
779 | v); | |
780 | } else { | |
781 | unsigned short extst = snd_ac97_read_cache(ac97, AC97_EXTENDED_STATUS); | |
782 | snd_ac97_update_bits_nolock(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, 0); /* turn off */ | |
783 | ||
784 | change |= snd_ac97_update_bits_nolock(ac97, AC97_SPDIF, 0x3fff, val); | |
785 | if (extst & AC97_EA_SPDIF) { | |
786 | snd_ac97_update_bits_nolock(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, AC97_EA_SPDIF); /* turn on again */ | |
787 | } | |
788 | } | |
789 | up(&ac97->reg_mutex); | |
790 | ||
791 | return change; | |
792 | } | |
793 | ||
794 | static int snd_ac97_put_spsa(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) | |
795 | { | |
796 | ac97_t *ac97 = snd_kcontrol_chip(kcontrol); | |
797 | int reg = kcontrol->private_value & 0xff; | |
798 | int shift = (kcontrol->private_value >> 8) & 0xff; | |
799 | int mask = (kcontrol->private_value >> 16) & 0xff; | |
800 | // int invert = (kcontrol->private_value >> 24) & 0xff; | |
801 | unsigned short value, old, new; | |
802 | int change; | |
803 | ||
804 | value = (ucontrol->value.integer.value[0] & mask); | |
805 | ||
806 | down(&ac97->reg_mutex); | |
807 | mask <<= shift; | |
808 | value <<= shift; | |
809 | old = snd_ac97_read_cache(ac97, reg); | |
810 | new = (old & ~mask) | value; | |
811 | change = old != new; | |
812 | ||
813 | if (change) { | |
814 | unsigned short extst = snd_ac97_read_cache(ac97, AC97_EXTENDED_STATUS); | |
815 | snd_ac97_update_bits_nolock(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, 0); /* turn off */ | |
816 | change = snd_ac97_update_bits_nolock(ac97, reg, mask, value); | |
817 | if (extst & AC97_EA_SPDIF) | |
818 | snd_ac97_update_bits_nolock(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, AC97_EA_SPDIF); /* turn on again */ | |
819 | } | |
820 | up(&ac97->reg_mutex); | |
821 | return change; | |
822 | } | |
823 | ||
824 | const snd_kcontrol_new_t snd_ac97_controls_spdif[5] = { | |
825 | { | |
826 | .access = SNDRV_CTL_ELEM_ACCESS_READ, | |
827 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
828 | .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK), | |
829 | .info = snd_ac97_spdif_mask_info, | |
830 | .get = snd_ac97_spdif_cmask_get, | |
831 | }, | |
832 | { | |
833 | .access = SNDRV_CTL_ELEM_ACCESS_READ, | |
834 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
835 | .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PRO_MASK), | |
836 | .info = snd_ac97_spdif_mask_info, | |
837 | .get = snd_ac97_spdif_pmask_get, | |
838 | }, | |
839 | { | |
840 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
841 | .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT), | |
842 | .info = snd_ac97_spdif_mask_info, | |
843 | .get = snd_ac97_spdif_default_get, | |
844 | .put = snd_ac97_spdif_default_put, | |
845 | }, | |
846 | ||
847 | AC97_SINGLE(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH),AC97_EXTENDED_STATUS, 2, 1, 0), | |
848 | { | |
849 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
850 | .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,NONE) "AC97-SPSA", | |
851 | .info = snd_ac97_info_volsw, | |
852 | .get = snd_ac97_get_volsw, | |
853 | .put = snd_ac97_put_spsa, | |
854 | .private_value = AC97_SINGLE_VALUE(AC97_EXTENDED_STATUS, 4, 3, 0) | |
855 | }, | |
856 | }; | |
857 | ||
858 | #define AD18XX_PCM_BITS(xname, codec, lshift, rshift, mask) \ | |
859 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_ac97_ad18xx_pcm_info_bits, \ | |
860 | .get = snd_ac97_ad18xx_pcm_get_bits, .put = snd_ac97_ad18xx_pcm_put_bits, \ | |
861 | .private_value = (codec) | ((lshift) << 8) | ((rshift) << 12) | ((mask) << 16) } | |
862 | ||
863 | static int snd_ac97_ad18xx_pcm_info_bits(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) | |
864 | { | |
865 | ac97_t *ac97 = snd_kcontrol_chip(kcontrol); | |
866 | int mask = (kcontrol->private_value >> 16) & 0x0f; | |
867 | int lshift = (kcontrol->private_value >> 8) & 0x0f; | |
868 | int rshift = (kcontrol->private_value >> 12) & 0x0f; | |
869 | ||
870 | uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER; | |
871 | if (lshift != rshift && (ac97->flags & AC97_STEREO_MUTES)) | |
872 | uinfo->count = 2; | |
873 | else | |
874 | uinfo->count = 1; | |
875 | uinfo->value.integer.min = 0; | |
876 | uinfo->value.integer.max = mask; | |
877 | return 0; | |
878 | } | |
879 | ||
880 | static int snd_ac97_ad18xx_pcm_get_bits(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) | |
881 | { | |
882 | ac97_t *ac97 = snd_kcontrol_chip(kcontrol); | |
883 | int codec = kcontrol->private_value & 3; | |
884 | int lshift = (kcontrol->private_value >> 8) & 0x0f; | |
885 | int rshift = (kcontrol->private_value >> 12) & 0x0f; | |
886 | int mask = (kcontrol->private_value >> 16) & 0xff; | |
887 | ||
888 | ucontrol->value.integer.value[0] = mask - ((ac97->spec.ad18xx.pcmreg[codec] >> lshift) & mask); | |
889 | if (lshift != rshift && (ac97->flags & AC97_STEREO_MUTES)) | |
890 | ucontrol->value.integer.value[1] = mask - ((ac97->spec.ad18xx.pcmreg[codec] >> rshift) & mask); | |
891 | return 0; | |
892 | } | |
893 | ||
894 | static int snd_ac97_ad18xx_pcm_put_bits(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) | |
895 | { | |
896 | ac97_t *ac97 = snd_kcontrol_chip(kcontrol); | |
897 | int codec = kcontrol->private_value & 3; | |
898 | int lshift = (kcontrol->private_value >> 8) & 0x0f; | |
899 | int rshift = (kcontrol->private_value >> 12) & 0x0f; | |
900 | int mask = (kcontrol->private_value >> 16) & 0xff; | |
901 | unsigned short val, valmask; | |
902 | ||
903 | val = (mask - (ucontrol->value.integer.value[0] & mask)) << lshift; | |
904 | valmask = mask << lshift; | |
905 | if (lshift != rshift && (ac97->flags & AC97_STEREO_MUTES)) { | |
906 | val |= (mask - (ucontrol->value.integer.value[1] & mask)) << rshift; | |
907 | valmask |= mask << rshift; | |
908 | } | |
909 | return snd_ac97_ad18xx_update_pcm_bits(ac97, codec, valmask, val); | |
910 | } | |
911 | ||
912 | #define AD18XX_PCM_VOLUME(xname, codec) \ | |
913 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_ac97_ad18xx_pcm_info_volume, \ | |
914 | .get = snd_ac97_ad18xx_pcm_get_volume, .put = snd_ac97_ad18xx_pcm_put_volume, \ | |
915 | .private_value = codec } | |
916 | ||
917 | static int snd_ac97_ad18xx_pcm_info_volume(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) | |
918 | { | |
919 | uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; | |
920 | uinfo->count = 2; | |
921 | uinfo->value.integer.min = 0; | |
922 | uinfo->value.integer.max = 31; | |
923 | return 0; | |
924 | } | |
925 | ||
926 | static int snd_ac97_ad18xx_pcm_get_volume(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) | |
927 | { | |
928 | ac97_t *ac97 = snd_kcontrol_chip(kcontrol); | |
929 | int codec = kcontrol->private_value & 3; | |
930 | ||
931 | down(&ac97->page_mutex); | |
932 | ucontrol->value.integer.value[0] = 31 - ((ac97->spec.ad18xx.pcmreg[codec] >> 0) & 31); | |
933 | ucontrol->value.integer.value[1] = 31 - ((ac97->spec.ad18xx.pcmreg[codec] >> 8) & 31); | |
934 | up(&ac97->page_mutex); | |
935 | return 0; | |
936 | } | |
937 | ||
938 | static int snd_ac97_ad18xx_pcm_put_volume(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) | |
939 | { | |
940 | ac97_t *ac97 = snd_kcontrol_chip(kcontrol); | |
941 | int codec = kcontrol->private_value & 3; | |
942 | unsigned short val1, val2; | |
943 | ||
944 | val1 = 31 - (ucontrol->value.integer.value[0] & 31); | |
945 | val2 = 31 - (ucontrol->value.integer.value[1] & 31); | |
946 | return snd_ac97_ad18xx_update_pcm_bits(ac97, codec, 0x1f1f, (val1 << 8) | val2); | |
947 | } | |
948 | ||
949 | static const snd_kcontrol_new_t snd_ac97_controls_ad18xx_pcm[2] = { | |
950 | AD18XX_PCM_BITS("PCM Playback Switch", 0, 15, 7, 1), | |
951 | AD18XX_PCM_VOLUME("PCM Playback Volume", 0) | |
952 | }; | |
953 | ||
954 | static const snd_kcontrol_new_t snd_ac97_controls_ad18xx_surround[2] = { | |
955 | AD18XX_PCM_BITS("Surround Playback Switch", 1, 15, 7, 1), | |
956 | AD18XX_PCM_VOLUME("Surround Playback Volume", 1) | |
957 | }; | |
958 | ||
959 | static const snd_kcontrol_new_t snd_ac97_controls_ad18xx_center[2] = { | |
960 | AD18XX_PCM_BITS("Center Playback Switch", 2, 15, 15, 1), | |
961 | AD18XX_PCM_BITS("Center Playback Volume", 2, 8, 8, 31) | |
962 | }; | |
963 | ||
964 | static const snd_kcontrol_new_t snd_ac97_controls_ad18xx_lfe[2] = { | |
965 | AD18XX_PCM_BITS("LFE Playback Switch", 2, 7, 7, 1), | |
966 | AD18XX_PCM_BITS("LFE Playback Volume", 2, 0, 0, 31) | |
967 | }; | |
968 | ||
969 | /* | |
970 | * | |
971 | */ | |
972 | ||
973 | static void snd_ac97_powerdown(ac97_t *ac97); | |
974 | ||
975 | static int snd_ac97_bus_free(ac97_bus_t *bus) | |
976 | { | |
977 | if (bus) { | |
978 | snd_ac97_bus_proc_done(bus); | |
979 | kfree(bus->pcms); | |
980 | if (bus->private_free) | |
981 | bus->private_free(bus); | |
982 | kfree(bus); | |
983 | } | |
984 | return 0; | |
985 | } | |
986 | ||
987 | static int snd_ac97_bus_dev_free(snd_device_t *device) | |
988 | { | |
989 | ac97_bus_t *bus = device->device_data; | |
990 | return snd_ac97_bus_free(bus); | |
991 | } | |
992 | ||
993 | static int snd_ac97_free(ac97_t *ac97) | |
994 | { | |
995 | if (ac97) { | |
996 | snd_ac97_proc_done(ac97); | |
997 | if (ac97->bus) { | |
998 | ac97->bus->codec[ac97->num] = NULL; | |
999 | if (ac97->bus->shared_type) { | |
1000 | down(&shared_codec_mutex); | |
1001 | shared_codec[ac97->bus->shared_type-1][ac97->num] = NULL; | |
1002 | up(&shared_codec_mutex); | |
1003 | } | |
1004 | } | |
1005 | if (ac97->private_free) | |
1006 | ac97->private_free(ac97); | |
1007 | kfree(ac97); | |
1008 | } | |
1009 | return 0; | |
1010 | } | |
1011 | ||
1012 | static int snd_ac97_dev_free(snd_device_t *device) | |
1013 | { | |
1014 | ac97_t *ac97 = device->device_data; | |
1015 | snd_ac97_powerdown(ac97); /* for avoiding click noises during shut down */ | |
1016 | return snd_ac97_free(ac97); | |
1017 | } | |
1018 | ||
1019 | static int snd_ac97_try_volume_mix(ac97_t * ac97, int reg) | |
1020 | { | |
1021 | unsigned short val, mask = 0x8000; | |
1022 | ||
1023 | if (! snd_ac97_valid_reg(ac97, reg)) | |
1024 | return 0; | |
1025 | ||
1026 | switch (reg) { | |
1027 | case AC97_MASTER_TONE: | |
1028 | return ac97->caps & 0x04 ? 1 : 0; | |
1029 | case AC97_HEADPHONE: | |
1030 | return ac97->caps & 0x10 ? 1 : 0; | |
1031 | case AC97_REC_GAIN_MIC: | |
1032 | return ac97->caps & 0x01 ? 1 : 0; | |
1033 | case AC97_3D_CONTROL: | |
1034 | if (ac97->caps & 0x7c00) { | |
1035 | val = snd_ac97_read(ac97, reg); | |
1036 | /* if nonzero - fixed and we can't set it */ | |
1037 | return val == 0; | |
1038 | } | |
1039 | return 0; | |
1040 | case AC97_CENTER_LFE_MASTER: /* center */ | |
1041 | if ((ac97->ext_id & AC97_EI_CDAC) == 0) | |
1042 | return 0; | |
1043 | break; | |
1044 | case AC97_CENTER_LFE_MASTER+1: /* lfe */ | |
1045 | if ((ac97->ext_id & AC97_EI_LDAC) == 0) | |
1046 | return 0; | |
1047 | reg = AC97_CENTER_LFE_MASTER; | |
1048 | mask = 0x0080; | |
1049 | break; | |
1050 | case AC97_SURROUND_MASTER: | |
1051 | if ((ac97->ext_id & AC97_EI_SDAC) == 0) | |
1052 | return 0; | |
1053 | break; | |
1054 | } | |
1055 | ||
1056 | if (ac97->limited_regs && test_bit(reg, ac97->reg_accessed)) | |
1057 | return 1; /* allow without check */ | |
1058 | ||
1059 | val = snd_ac97_read(ac97, reg); | |
1060 | if (!(val & mask)) { | |
1061 | /* nothing seems to be here - mute flag is not set */ | |
1062 | /* try another test */ | |
1063 | snd_ac97_write_cache(ac97, reg, val | mask); | |
1064 | val = snd_ac97_read(ac97, reg); | |
1065 | if (!(val & mask)) | |
1066 | return 0; /* nothing here */ | |
1067 | } | |
1068 | return 1; /* success, useable */ | |
1069 | } | |
1070 | ||
1071 | static void check_volume_resolution(ac97_t *ac97, int reg, unsigned char *lo_max, unsigned char *hi_max) | |
1072 | { | |
1073 | unsigned short cbit[3] = { 0x20, 0x10, 0x01 }; | |
1074 | unsigned char max[3] = { 63, 31, 15 }; | |
1075 | int i; | |
1076 | ||
1077 | *lo_max = *hi_max = 0; | |
1078 | for (i = 0 ; i < ARRAY_SIZE(cbit); i++) { | |
1079 | unsigned short val; | |
1080 | snd_ac97_write(ac97, reg, 0x8080 | cbit[i] | (cbit[i] << 8)); | |
c9eab129 JCD |
1081 | /* Do the read twice due to buffers on some ac97 codecs. |
1082 | * e.g. The STAC9704 returns exactly what you wrote the the register | |
1083 | * if you read it immediately. This causes the detect routine to fail. | |
1084 | */ | |
1085 | val = snd_ac97_read(ac97, reg); | |
1da177e4 | 1086 | val = snd_ac97_read(ac97, reg); |
a2142674 | 1087 | if (! *lo_max && (val & 0x7f) == cbit[i]) |
1da177e4 | 1088 | *lo_max = max[i]; |
a2142674 | 1089 | if (! *hi_max && ((val >> 8) & 0x7f) == cbit[i]) |
1da177e4 LT |
1090 | *hi_max = max[i]; |
1091 | if (*lo_max && *hi_max) | |
1092 | break; | |
1093 | } | |
1094 | } | |
1095 | ||
1096 | int snd_ac97_try_bit(ac97_t * ac97, int reg, int bit) | |
1097 | { | |
1098 | unsigned short mask, val, orig, res; | |
1099 | ||
1100 | mask = 1 << bit; | |
1101 | orig = snd_ac97_read(ac97, reg); | |
1102 | val = orig ^ mask; | |
1103 | snd_ac97_write(ac97, reg, val); | |
1104 | res = snd_ac97_read(ac97, reg); | |
1105 | snd_ac97_write_cache(ac97, reg, orig); | |
1106 | return res == val; | |
1107 | } | |
1108 | ||
1109 | /* check the volume resolution of center/lfe */ | |
1110 | static void snd_ac97_change_volume_params2(ac97_t * ac97, int reg, int shift, unsigned char *max) | |
1111 | { | |
1112 | unsigned short val, val1; | |
1113 | ||
1114 | *max = 63; | |
1115 | val = 0x8080 | (0x20 << shift); | |
1116 | snd_ac97_write(ac97, reg, val); | |
1117 | val1 = snd_ac97_read(ac97, reg); | |
1118 | if (val != val1) { | |
1119 | *max = 31; | |
1120 | } | |
1121 | /* reset volume to zero */ | |
1122 | snd_ac97_write_cache(ac97, reg, 0x8080); | |
1123 | } | |
1124 | ||
1125 | static inline int printable(unsigned int x) | |
1126 | { | |
1127 | x &= 0xff; | |
1128 | if (x < ' ' || x >= 0x71) { | |
1129 | if (x <= 0x89) | |
1130 | return x - 0x71 + 'A'; | |
1131 | return '?'; | |
1132 | } | |
1133 | return x; | |
1134 | } | |
1135 | ||
1136 | snd_kcontrol_t *snd_ac97_cnew(const snd_kcontrol_new_t *_template, ac97_t * ac97) | |
1137 | { | |
1138 | snd_kcontrol_new_t template; | |
1139 | memcpy(&template, _template, sizeof(template)); | |
1140 | snd_runtime_check(!template.index, return NULL); | |
1141 | template.index = ac97->num; | |
1142 | return snd_ctl_new1(&template, ac97); | |
1143 | } | |
1144 | ||
1145 | /* | |
1146 | * create mute switch(es) for normal stereo controls | |
1147 | */ | |
1148 | static int snd_ac97_cmute_new_stereo(snd_card_t *card, char *name, int reg, int check_stereo, ac97_t *ac97) | |
1149 | { | |
1150 | snd_kcontrol_t *kctl; | |
1151 | int err; | |
1152 | unsigned short val, val1, mute_mask; | |
1153 | ||
1154 | if (! snd_ac97_valid_reg(ac97, reg)) | |
1155 | return 0; | |
1156 | ||
1157 | mute_mask = 0x8000; | |
1158 | val = snd_ac97_read(ac97, reg); | |
1159 | if (check_stereo || (ac97->flags & AC97_STEREO_MUTES)) { | |
1160 | /* check whether both mute bits work */ | |
1161 | val1 = val | 0x8080; | |
1162 | snd_ac97_write(ac97, reg, val1); | |
1163 | if (val1 == snd_ac97_read(ac97, reg)) | |
1164 | mute_mask = 0x8080; | |
1165 | } | |
1166 | if (mute_mask == 0x8080) { | |
1167 | snd_kcontrol_new_t tmp = AC97_DOUBLE(name, reg, 15, 7, 1, 1); | |
1168 | tmp.index = ac97->num; | |
1169 | kctl = snd_ctl_new1(&tmp, ac97); | |
1170 | } else { | |
1171 | snd_kcontrol_new_t tmp = AC97_SINGLE(name, reg, 15, 1, 1); | |
1172 | tmp.index = ac97->num; | |
1173 | kctl = snd_ctl_new1(&tmp, ac97); | |
1174 | } | |
1175 | err = snd_ctl_add(card, kctl); | |
1176 | if (err < 0) | |
1177 | return err; | |
1178 | /* mute as default */ | |
1179 | snd_ac97_write_cache(ac97, reg, val | mute_mask); | |
1180 | return 0; | |
1181 | } | |
1182 | ||
1183 | /* | |
1184 | * create a volume for normal stereo/mono controls | |
1185 | */ | |
1186 | static int snd_ac97_cvol_new(snd_card_t *card, char *name, int reg, unsigned int lo_max, | |
1187 | unsigned int hi_max, ac97_t *ac97) | |
1188 | { | |
1189 | int err; | |
1190 | snd_kcontrol_t *kctl; | |
1191 | ||
1192 | if (! snd_ac97_valid_reg(ac97, reg)) | |
1193 | return 0; | |
1194 | if (hi_max) { | |
1195 | /* invert */ | |
1196 | snd_kcontrol_new_t tmp = AC97_DOUBLE(name, reg, 8, 0, lo_max, 1); | |
1197 | tmp.index = ac97->num; | |
1198 | kctl = snd_ctl_new1(&tmp, ac97); | |
1199 | } else { | |
1200 | /* invert */ | |
1201 | snd_kcontrol_new_t tmp = AC97_SINGLE(name, reg, 0, lo_max, 1); | |
1202 | tmp.index = ac97->num; | |
1203 | kctl = snd_ctl_new1(&tmp, ac97); | |
1204 | } | |
1205 | err = snd_ctl_add(card, kctl); | |
1206 | if (err < 0) | |
1207 | return err; | |
1208 | snd_ac97_write_cache(ac97, reg, | |
1209 | (snd_ac97_read(ac97, reg) & 0x8080) | | |
1210 | lo_max | (hi_max << 8)); | |
1211 | return 0; | |
1212 | } | |
1213 | ||
1214 | /* | |
1215 | * create a mute-switch and a volume for normal stereo/mono controls | |
1216 | */ | |
1217 | static int snd_ac97_cmix_new_stereo(snd_card_t *card, const char *pfx, int reg, int check_stereo, ac97_t *ac97) | |
1218 | { | |
1219 | int err; | |
1220 | char name[44]; | |
1221 | unsigned char lo_max, hi_max; | |
1222 | ||
1223 | if (! snd_ac97_valid_reg(ac97, reg)) | |
1224 | return 0; | |
1225 | ||
1226 | if (snd_ac97_try_bit(ac97, reg, 15)) { | |
1227 | sprintf(name, "%s Switch", pfx); | |
1228 | if ((err = snd_ac97_cmute_new_stereo(card, name, reg, check_stereo, ac97)) < 0) | |
1229 | return err; | |
1230 | } | |
1231 | check_volume_resolution(ac97, reg, &lo_max, &hi_max); | |
1232 | if (lo_max) { | |
1233 | sprintf(name, "%s Volume", pfx); | |
1234 | if ((err = snd_ac97_cvol_new(card, name, reg, lo_max, hi_max, ac97)) < 0) | |
1235 | return err; | |
1236 | } | |
1237 | return 0; | |
1238 | } | |
1239 | ||
1240 | #define snd_ac97_cmix_new(card, pfx, reg, ac97) snd_ac97_cmix_new_stereo(card, pfx, reg, 0, ac97) | |
1241 | #define snd_ac97_cmute_new(card, name, reg, ac97) snd_ac97_cmute_new_stereo(card, name, reg, 0, ac97) | |
1242 | ||
1243 | static unsigned int snd_ac97_determine_spdif_rates(ac97_t *ac97); | |
1244 | ||
1245 | static int snd_ac97_mixer_build(ac97_t * ac97) | |
1246 | { | |
1247 | snd_card_t *card = ac97->bus->card; | |
1248 | snd_kcontrol_t *kctl; | |
1249 | int err; | |
1250 | unsigned int idx; | |
1251 | unsigned char max; | |
1252 | ||
1253 | /* build master controls */ | |
1254 | /* AD claims to remove this control from AD1887, although spec v2.2 does not allow this */ | |
1255 | if (snd_ac97_try_volume_mix(ac97, AC97_MASTER)) { | |
1256 | if (ac97->flags & AC97_HAS_NO_MASTER_VOL) | |
1257 | err = snd_ac97_cmute_new(card, "Master Playback Switch", AC97_MASTER, ac97); | |
1258 | else | |
1259 | err = snd_ac97_cmix_new(card, "Master Playback", AC97_MASTER, ac97); | |
1260 | if (err < 0) | |
1261 | return err; | |
1262 | } | |
1263 | ||
1264 | ac97->regs[AC97_CENTER_LFE_MASTER] = 0x8080; | |
1265 | ||
1266 | /* build center controls */ | |
1267 | if (snd_ac97_try_volume_mix(ac97, AC97_CENTER_LFE_MASTER)) { | |
1268 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_center[0], ac97))) < 0) | |
1269 | return err; | |
1270 | if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_center[1], ac97))) < 0) | |
1271 | return err; | |
1272 | snd_ac97_change_volume_params2(ac97, AC97_CENTER_LFE_MASTER, 0, &max); | |
1273 | kctl->private_value &= ~(0xff << 16); | |
1274 | kctl->private_value |= (int)max << 16; | |
1275 | snd_ac97_write_cache(ac97, AC97_CENTER_LFE_MASTER, ac97->regs[AC97_CENTER_LFE_MASTER] | max); | |
1276 | } | |
1277 | ||
1278 | /* build LFE controls */ | |
1279 | if (snd_ac97_try_volume_mix(ac97, AC97_CENTER_LFE_MASTER+1)) { | |
1280 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_lfe[0], ac97))) < 0) | |
1281 | return err; | |
1282 | if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_lfe[1], ac97))) < 0) | |
1283 | return err; | |
1284 | snd_ac97_change_volume_params2(ac97, AC97_CENTER_LFE_MASTER, 8, &max); | |
1285 | kctl->private_value &= ~(0xff << 16); | |
1286 | kctl->private_value |= (int)max << 16; | |
1287 | snd_ac97_write_cache(ac97, AC97_CENTER_LFE_MASTER, ac97->regs[AC97_CENTER_LFE_MASTER] | max << 8); | |
1288 | } | |
1289 | ||
1290 | /* build surround controls */ | |
1291 | if (snd_ac97_try_volume_mix(ac97, AC97_SURROUND_MASTER)) { | |
1292 | /* Surround Master (0x38) is with stereo mutes */ | |
1293 | if ((err = snd_ac97_cmix_new_stereo(card, "Surround Playback", AC97_SURROUND_MASTER, 1, ac97)) < 0) | |
1294 | return err; | |
1295 | } | |
1296 | ||
1297 | /* build headphone controls */ | |
1298 | if (snd_ac97_try_volume_mix(ac97, AC97_HEADPHONE)) { | |
1299 | if ((err = snd_ac97_cmix_new(card, "Headphone Playback", AC97_HEADPHONE, ac97)) < 0) | |
1300 | return err; | |
1301 | } | |
1302 | ||
1303 | /* build master mono controls */ | |
1304 | if (snd_ac97_try_volume_mix(ac97, AC97_MASTER_MONO)) { | |
1305 | if ((err = snd_ac97_cmix_new(card, "Master Mono Playback", AC97_MASTER_MONO, ac97)) < 0) | |
1306 | return err; | |
1307 | } | |
1308 | ||
1309 | /* build master tone controls */ | |
1310 | if (snd_ac97_try_volume_mix(ac97, AC97_MASTER_TONE)) { | |
1311 | for (idx = 0; idx < 2; idx++) { | |
1312 | if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_tone[idx], ac97))) < 0) | |
1313 | return err; | |
1314 | if (ac97->id == AC97_ID_YMF753) { | |
1315 | kctl->private_value &= ~(0xff << 16); | |
1316 | kctl->private_value |= 7 << 16; | |
1317 | } | |
1318 | } | |
1319 | snd_ac97_write_cache(ac97, AC97_MASTER_TONE, 0x0f0f); | |
1320 | } | |
1321 | ||
1322 | /* build PC Speaker controls */ | |
1323 | if (!(ac97->flags & AC97_HAS_NO_PC_BEEP) && | |
1324 | ((ac97->flags & AC97_HAS_PC_BEEP) || | |
1325 | snd_ac97_try_volume_mix(ac97, AC97_PC_BEEP))) { | |
1326 | for (idx = 0; idx < 2; idx++) | |
1327 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_pc_beep[idx], ac97))) < 0) | |
1328 | return err; | |
1329 | snd_ac97_write_cache(ac97, AC97_PC_BEEP, | |
1330 | snd_ac97_read(ac97, AC97_PC_BEEP) | 0x801e); | |
1331 | } | |
1332 | ||
1333 | /* build Phone controls */ | |
1334 | if (!(ac97->flags & AC97_HAS_NO_PHONE)) { | |
1335 | if (snd_ac97_try_volume_mix(ac97, AC97_PHONE)) { | |
1336 | if ((err = snd_ac97_cmix_new(card, "Phone Playback", AC97_PHONE, ac97)) < 0) | |
1337 | return err; | |
1338 | } | |
1339 | } | |
1340 | ||
1341 | /* build MIC controls */ | |
1342 | if (snd_ac97_try_volume_mix(ac97, AC97_MIC)) { | |
1343 | if ((err = snd_ac97_cmix_new(card, "Mic Playback", AC97_MIC, ac97)) < 0) | |
1344 | return err; | |
1345 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_mic_boost, ac97))) < 0) | |
1346 | return err; | |
1347 | } | |
1348 | ||
1349 | /* build Line controls */ | |
1350 | if (snd_ac97_try_volume_mix(ac97, AC97_LINE)) { | |
1351 | if ((err = snd_ac97_cmix_new(card, "Line Playback", AC97_LINE, ac97)) < 0) | |
1352 | return err; | |
1353 | } | |
1354 | ||
1355 | /* build CD controls */ | |
1356 | if (!(ac97->flags & AC97_HAS_NO_CD)) { | |
1357 | if (snd_ac97_try_volume_mix(ac97, AC97_CD)) { | |
1358 | if ((err = snd_ac97_cmix_new(card, "CD Playback", AC97_CD, ac97)) < 0) | |
1359 | return err; | |
1360 | } | |
1361 | } | |
1362 | ||
1363 | /* build Video controls */ | |
1364 | if (!(ac97->flags & AC97_HAS_NO_VIDEO)) { | |
1365 | if (snd_ac97_try_volume_mix(ac97, AC97_VIDEO)) { | |
1366 | if ((err = snd_ac97_cmix_new(card, "Video Playback", AC97_VIDEO, ac97)) < 0) | |
1367 | return err; | |
1368 | } | |
1369 | } | |
1370 | ||
1371 | /* build Aux controls */ | |
1372 | if (snd_ac97_try_volume_mix(ac97, AC97_AUX)) { | |
1373 | if ((err = snd_ac97_cmix_new(card, "Aux Playback", AC97_AUX, ac97)) < 0) | |
1374 | return err; | |
1375 | } | |
1376 | ||
1377 | /* build PCM controls */ | |
1378 | if (ac97->flags & AC97_AD_MULTI) { | |
1379 | unsigned short init_val; | |
1380 | if (ac97->flags & AC97_STEREO_MUTES) | |
1381 | init_val = 0x9f9f; | |
1382 | else | |
1383 | init_val = 0x9f1f; | |
1384 | for (idx = 0; idx < 2; idx++) | |
1385 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_ad18xx_pcm[idx], ac97))) < 0) | |
1386 | return err; | |
1387 | ac97->spec.ad18xx.pcmreg[0] = init_val; | |
1388 | if (ac97->scaps & AC97_SCAP_SURROUND_DAC) { | |
1389 | for (idx = 0; idx < 2; idx++) | |
1390 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_ad18xx_surround[idx], ac97))) < 0) | |
1391 | return err; | |
1392 | ac97->spec.ad18xx.pcmreg[1] = init_val; | |
1393 | } | |
1394 | if (ac97->scaps & AC97_SCAP_CENTER_LFE_DAC) { | |
1395 | for (idx = 0; idx < 2; idx++) | |
1396 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_ad18xx_center[idx], ac97))) < 0) | |
1397 | return err; | |
1398 | for (idx = 0; idx < 2; idx++) | |
1399 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_ad18xx_lfe[idx], ac97))) < 0) | |
1400 | return err; | |
1401 | ac97->spec.ad18xx.pcmreg[2] = init_val; | |
1402 | } | |
1403 | snd_ac97_write_cache(ac97, AC97_PCM, init_val); | |
1404 | } else { | |
1405 | if (ac97->flags & AC97_HAS_NO_PCM_VOL) | |
1406 | err = snd_ac97_cmute_new(card, "PCM Playback Switch", AC97_PCM, ac97); | |
1407 | else | |
1408 | err = snd_ac97_cmix_new(card, "PCM Playback", AC97_PCM, ac97); | |
1409 | if (err < 0) | |
1410 | return err; | |
1411 | } | |
1412 | ||
1413 | /* build Capture controls */ | |
1414 | if (!(ac97->flags & AC97_HAS_NO_REC_GAIN)) { | |
1415 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_control_capture_src, ac97))) < 0) | |
1416 | return err; | |
1417 | if (snd_ac97_try_bit(ac97, AC97_REC_GAIN, 15)) { | |
1418 | if ((err = snd_ac97_cmute_new(card, "Capture Switch", AC97_REC_GAIN, ac97)) < 0) | |
1419 | return err; | |
1420 | } | |
1421 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_control_capture_vol, ac97))) < 0) | |
1422 | return err; | |
1423 | snd_ac97_write_cache(ac97, AC97_REC_SEL, 0x0000); | |
1424 | snd_ac97_write_cache(ac97, AC97_REC_GAIN, 0x0000); | |
1425 | } | |
1426 | /* build MIC Capture controls */ | |
1427 | if (snd_ac97_try_volume_mix(ac97, AC97_REC_GAIN_MIC)) { | |
1428 | for (idx = 0; idx < 2; idx++) | |
1429 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_mic_capture[idx], ac97))) < 0) | |
1430 | return err; | |
1431 | snd_ac97_write_cache(ac97, AC97_REC_GAIN_MIC, 0x0000); | |
1432 | } | |
1433 | ||
1434 | /* build PCM out path & mute control */ | |
1435 | if (snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 15)) { | |
1436 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_PCM_OUT], ac97))) < 0) | |
1437 | return err; | |
1438 | } | |
1439 | ||
1440 | /* build Simulated Stereo Enhancement control */ | |
1441 | if (ac97->caps & 0x0008) { | |
1442 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_STEREO_ENHANCEMENT], ac97))) < 0) | |
1443 | return err; | |
1444 | } | |
1445 | ||
1446 | /* build 3D Stereo Enhancement control */ | |
1447 | if (snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 13)) { | |
1448 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_3D], ac97))) < 0) | |
1449 | return err; | |
1450 | } | |
1451 | ||
1452 | /* build Loudness control */ | |
1453 | if (ac97->caps & 0x0020) { | |
1454 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_LOUDNESS], ac97))) < 0) | |
1455 | return err; | |
1456 | } | |
1457 | ||
1458 | /* build Mono output select control */ | |
1459 | if (snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 9)) { | |
1460 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_MONO], ac97))) < 0) | |
1461 | return err; | |
1462 | } | |
1463 | ||
1464 | /* build Mic select control */ | |
1465 | if (snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 8)) { | |
1466 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_MIC], ac97))) < 0) | |
1467 | return err; | |
1468 | } | |
1469 | ||
1470 | /* build ADC/DAC loopback control */ | |
1471 | if (enable_loopback && snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 7)) { | |
1472 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_LOOPBACK], ac97))) < 0) | |
1473 | return err; | |
1474 | } | |
1475 | ||
1476 | snd_ac97_update_bits(ac97, AC97_GENERAL_PURPOSE, ~AC97_GP_DRSS_MASK, 0x0000); | |
1477 | ||
1478 | /* build 3D controls */ | |
1479 | if (ac97->build_ops->build_3d) { | |
1480 | ac97->build_ops->build_3d(ac97); | |
1481 | } else { | |
1482 | if (snd_ac97_try_volume_mix(ac97, AC97_3D_CONTROL)) { | |
1483 | unsigned short val; | |
1484 | val = 0x0707; | |
1485 | snd_ac97_write(ac97, AC97_3D_CONTROL, val); | |
1486 | val = snd_ac97_read(ac97, AC97_3D_CONTROL); | |
1487 | val = val == 0x0606; | |
1488 | if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_3d[0], ac97))) < 0) | |
1489 | return err; | |
1490 | if (val) | |
1491 | kctl->private_value = AC97_3D_CONTROL | (9 << 8) | (7 << 16); | |
1492 | if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_3d[1], ac97))) < 0) | |
1493 | return err; | |
1494 | if (val) | |
1495 | kctl->private_value = AC97_3D_CONTROL | (1 << 8) | (7 << 16); | |
1496 | snd_ac97_write_cache(ac97, AC97_3D_CONTROL, 0x0000); | |
1497 | } | |
1498 | } | |
1499 | ||
1500 | /* build S/PDIF controls */ | |
1501 | if ((ac97->ext_id & AC97_EI_SPDIF) && !(ac97->scaps & AC97_SCAP_NO_SPDIF)) { | |
1502 | if (ac97->build_ops->build_spdif) { | |
1503 | if ((err = ac97->build_ops->build_spdif(ac97)) < 0) | |
1504 | return err; | |
1505 | } else { | |
1506 | for (idx = 0; idx < 5; idx++) | |
1507 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_spdif[idx], ac97))) < 0) | |
1508 | return err; | |
1509 | if (ac97->build_ops->build_post_spdif) { | |
1510 | if ((err = ac97->build_ops->build_post_spdif(ac97)) < 0) | |
1511 | return err; | |
1512 | } | |
1513 | /* set default PCM S/PDIF params */ | |
1514 | /* consumer,PCM audio,no copyright,no preemphasis,PCM coder,original,48000Hz */ | |
1515 | snd_ac97_write_cache(ac97, AC97_SPDIF, 0x2a20); | |
1516 | ac97->rates[AC97_RATES_SPDIF] = snd_ac97_determine_spdif_rates(ac97); | |
1517 | } | |
1518 | ac97->spdif_status = SNDRV_PCM_DEFAULT_CON_SPDIF; | |
1519 | } | |
1520 | ||
1521 | /* build chip specific controls */ | |
1522 | if (ac97->build_ops->build_specific) | |
1523 | if ((err = ac97->build_ops->build_specific(ac97)) < 0) | |
1524 | return err; | |
1525 | ||
1526 | if (snd_ac97_try_bit(ac97, AC97_POWERDOWN, 15)) { | |
1527 | kctl = snd_ac97_cnew(&snd_ac97_control_eapd, ac97); | |
1528 | if (! kctl) | |
1529 | return -ENOMEM; | |
1530 | if (ac97->scaps & AC97_SCAP_INV_EAPD) | |
1531 | set_inv_eapd(ac97, kctl); | |
1532 | if ((err = snd_ctl_add(card, kctl)) < 0) | |
1533 | return err; | |
1534 | } | |
1535 | ||
1536 | return 0; | |
1537 | } | |
1538 | ||
1539 | static int snd_ac97_modem_build(snd_card_t * card, ac97_t * ac97) | |
1540 | { | |
87d61c29 SK |
1541 | int err, idx; |
1542 | ||
1da177e4 LT |
1543 | //printk("AC97_GPIO_CFG = %x\n",snd_ac97_read(ac97,AC97_GPIO_CFG)); |
1544 | snd_ac97_write(ac97, AC97_GPIO_CFG, 0xffff & ~(AC97_GPIO_LINE1_OH)); | |
1545 | snd_ac97_write(ac97, AC97_GPIO_POLARITY, 0xffff & ~(AC97_GPIO_LINE1_OH)); | |
1546 | snd_ac97_write(ac97, AC97_GPIO_STICKY, 0xffff); | |
1547 | snd_ac97_write(ac97, AC97_GPIO_WAKEUP, 0x0); | |
1548 | snd_ac97_write(ac97, AC97_MISC_AFE, 0x0); | |
87d61c29 SK |
1549 | |
1550 | /* build modem switches */ | |
1551 | for (idx = 0; idx < ARRAY_SIZE(snd_ac97_controls_modem_switches); idx++) | |
1552 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_modem_switches[idx], ac97))) < 0) | |
1553 | return err; | |
1554 | ||
1555 | /* build chip specific controls */ | |
1556 | if (ac97->build_ops->build_specific) | |
1557 | if ((err = ac97->build_ops->build_specific(ac97)) < 0) | |
1558 | return err; | |
1559 | ||
1da177e4 LT |
1560 | return 0; |
1561 | } | |
1562 | ||
1563 | static int snd_ac97_test_rate(ac97_t *ac97, int reg, int shadow_reg, int rate) | |
1564 | { | |
1565 | unsigned short val; | |
1566 | unsigned int tmp; | |
1567 | ||
1568 | tmp = ((unsigned int)rate * ac97->bus->clock) / 48000; | |
1569 | snd_ac97_write_cache(ac97, reg, tmp & 0xffff); | |
1570 | if (shadow_reg) | |
1571 | snd_ac97_write_cache(ac97, shadow_reg, tmp & 0xffff); | |
1572 | val = snd_ac97_read(ac97, reg); | |
1573 | return val == (tmp & 0xffff); | |
1574 | } | |
1575 | ||
1576 | static void snd_ac97_determine_rates(ac97_t *ac97, int reg, int shadow_reg, unsigned int *r_result) | |
1577 | { | |
1578 | unsigned int result = 0; | |
1579 | unsigned short saved; | |
1580 | ||
1581 | if (ac97->bus->no_vra) { | |
1582 | *r_result = SNDRV_PCM_RATE_48000; | |
1583 | if ((ac97->flags & AC97_DOUBLE_RATE) && | |
1584 | reg == AC97_PCM_FRONT_DAC_RATE) | |
1585 | *r_result |= SNDRV_PCM_RATE_96000; | |
1586 | return; | |
1587 | } | |
1588 | ||
1589 | saved = snd_ac97_read(ac97, reg); | |
1590 | if ((ac97->ext_id & AC97_EI_DRA) && reg == AC97_PCM_FRONT_DAC_RATE) | |
1591 | snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, | |
1592 | AC97_EA_DRA, 0); | |
1593 | /* test a non-standard rate */ | |
1594 | if (snd_ac97_test_rate(ac97, reg, shadow_reg, 11000)) | |
1595 | result |= SNDRV_PCM_RATE_CONTINUOUS; | |
1596 | /* let's try to obtain standard rates */ | |
1597 | if (snd_ac97_test_rate(ac97, reg, shadow_reg, 8000)) | |
1598 | result |= SNDRV_PCM_RATE_8000; | |
1599 | if (snd_ac97_test_rate(ac97, reg, shadow_reg, 11025)) | |
1600 | result |= SNDRV_PCM_RATE_11025; | |
1601 | if (snd_ac97_test_rate(ac97, reg, shadow_reg, 16000)) | |
1602 | result |= SNDRV_PCM_RATE_16000; | |
1603 | if (snd_ac97_test_rate(ac97, reg, shadow_reg, 22050)) | |
1604 | result |= SNDRV_PCM_RATE_22050; | |
1605 | if (snd_ac97_test_rate(ac97, reg, shadow_reg, 32000)) | |
1606 | result |= SNDRV_PCM_RATE_32000; | |
1607 | if (snd_ac97_test_rate(ac97, reg, shadow_reg, 44100)) | |
1608 | result |= SNDRV_PCM_RATE_44100; | |
1609 | if (snd_ac97_test_rate(ac97, reg, shadow_reg, 48000)) | |
1610 | result |= SNDRV_PCM_RATE_48000; | |
1611 | if ((ac97->flags & AC97_DOUBLE_RATE) && | |
1612 | reg == AC97_PCM_FRONT_DAC_RATE) { | |
1613 | /* test standard double rates */ | |
1614 | snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, | |
1615 | AC97_EA_DRA, AC97_EA_DRA); | |
1616 | if (snd_ac97_test_rate(ac97, reg, shadow_reg, 64000 / 2)) | |
1617 | result |= SNDRV_PCM_RATE_64000; | |
1618 | if (snd_ac97_test_rate(ac97, reg, shadow_reg, 88200 / 2)) | |
1619 | result |= SNDRV_PCM_RATE_88200; | |
1620 | if (snd_ac97_test_rate(ac97, reg, shadow_reg, 96000 / 2)) | |
1621 | result |= SNDRV_PCM_RATE_96000; | |
1622 | /* some codecs don't support variable double rates */ | |
1623 | if (!snd_ac97_test_rate(ac97, reg, shadow_reg, 76100 / 2)) | |
1624 | result &= ~SNDRV_PCM_RATE_CONTINUOUS; | |
1625 | snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, | |
1626 | AC97_EA_DRA, 0); | |
1627 | } | |
1628 | /* restore the default value */ | |
1629 | snd_ac97_write_cache(ac97, reg, saved); | |
1630 | if (shadow_reg) | |
1631 | snd_ac97_write_cache(ac97, shadow_reg, saved); | |
1632 | *r_result = result; | |
1633 | } | |
1634 | ||
1635 | /* check AC97_SPDIF register to accept which sample rates */ | |
1636 | static unsigned int snd_ac97_determine_spdif_rates(ac97_t *ac97) | |
1637 | { | |
1638 | unsigned int result = 0; | |
1639 | int i; | |
1640 | static unsigned short ctl_bits[] = { | |
1641 | AC97_SC_SPSR_44K, AC97_SC_SPSR_32K, AC97_SC_SPSR_48K | |
1642 | }; | |
1643 | static unsigned int rate_bits[] = { | |
1644 | SNDRV_PCM_RATE_44100, SNDRV_PCM_RATE_32000, SNDRV_PCM_RATE_48000 | |
1645 | }; | |
1646 | ||
1647 | for (i = 0; i < (int)ARRAY_SIZE(ctl_bits); i++) { | |
1648 | snd_ac97_update_bits(ac97, AC97_SPDIF, AC97_SC_SPSR_MASK, ctl_bits[i]); | |
1649 | if ((snd_ac97_read(ac97, AC97_SPDIF) & AC97_SC_SPSR_MASK) == ctl_bits[i]) | |
1650 | result |= rate_bits[i]; | |
1651 | } | |
1652 | return result; | |
1653 | } | |
1654 | ||
1655 | /* look for the codec id table matching with the given id */ | |
1656 | static const ac97_codec_id_t *look_for_codec_id(const ac97_codec_id_t *table, | |
1657 | unsigned int id) | |
1658 | { | |
1659 | const ac97_codec_id_t *pid; | |
1660 | ||
1661 | for (pid = table; pid->id; pid++) | |
1662 | if (pid->id == (id & pid->mask)) | |
1663 | return pid; | |
1664 | return NULL; | |
1665 | } | |
1666 | ||
1667 | void snd_ac97_get_name(ac97_t *ac97, unsigned int id, char *name, int modem) | |
1668 | { | |
1669 | const ac97_codec_id_t *pid; | |
1670 | ||
1671 | sprintf(name, "0x%x %c%c%c", id, | |
1672 | printable(id >> 24), | |
1673 | printable(id >> 16), | |
1674 | printable(id >> 8)); | |
1675 | pid = look_for_codec_id(snd_ac97_codec_id_vendors, id); | |
1676 | if (! pid) | |
1677 | return; | |
1678 | ||
1679 | strcpy(name, pid->name); | |
1680 | if (ac97 && pid->patch) { | |
1681 | if ((modem && (pid->flags & AC97_MODEM_PATCH)) || | |
1682 | (! modem && ! (pid->flags & AC97_MODEM_PATCH))) | |
1683 | pid->patch(ac97); | |
1684 | } | |
1685 | ||
1686 | pid = look_for_codec_id(snd_ac97_codec_ids, id); | |
1687 | if (pid) { | |
1688 | strcat(name, " "); | |
1689 | strcat(name, pid->name); | |
1690 | if (pid->mask != 0xffffffff) | |
1691 | sprintf(name + strlen(name), " rev %d", id & ~pid->mask); | |
1692 | if (ac97 && pid->patch) { | |
1693 | if ((modem && (pid->flags & AC97_MODEM_PATCH)) || | |
1694 | (! modem && ! (pid->flags & AC97_MODEM_PATCH))) | |
1695 | pid->patch(ac97); | |
1696 | } | |
1697 | } else | |
1698 | sprintf(name + strlen(name), " id %x", id & 0xff); | |
1699 | } | |
1700 | ||
1701 | /** | |
1702 | * snd_ac97_get_short_name - retrieve codec name | |
1703 | * @ac97: the codec instance | |
1704 | * | |
1705 | * Returns the short identifying name of the codec. | |
1706 | */ | |
1707 | const char *snd_ac97_get_short_name(ac97_t *ac97) | |
1708 | { | |
1709 | const ac97_codec_id_t *pid; | |
1710 | ||
1711 | for (pid = snd_ac97_codec_ids; pid->id; pid++) | |
1712 | if (pid->id == (ac97->id & pid->mask)) | |
1713 | return pid->name; | |
1714 | return "unknown codec"; | |
1715 | } | |
1716 | ||
1717 | ||
1718 | /* wait for a while until registers are accessible after RESET | |
1719 | * return 0 if ok, negative not ready | |
1720 | */ | |
1721 | static int ac97_reset_wait(ac97_t *ac97, int timeout, int with_modem) | |
1722 | { | |
1723 | unsigned long end_time; | |
1724 | unsigned short val; | |
1725 | ||
1726 | end_time = jiffies + timeout; | |
1727 | do { | |
1728 | ||
1729 | /* use preliminary reads to settle the communication */ | |
1730 | snd_ac97_read(ac97, AC97_RESET); | |
1731 | snd_ac97_read(ac97, AC97_VENDOR_ID1); | |
1732 | snd_ac97_read(ac97, AC97_VENDOR_ID2); | |
1733 | /* modem? */ | |
1734 | if (with_modem) { | |
1735 | val = snd_ac97_read(ac97, AC97_EXTENDED_MID); | |
1736 | if (val != 0xffff && (val & 1) != 0) | |
1737 | return 0; | |
1738 | } | |
1739 | if (ac97->scaps & AC97_SCAP_DETECT_BY_VENDOR) { | |
1740 | /* probably only Xbox issue - all registers are read as zero */ | |
1741 | val = snd_ac97_read(ac97, AC97_VENDOR_ID1); | |
1742 | if (val != 0 && val != 0xffff) | |
1743 | return 0; | |
1744 | } else { | |
1745 | /* because the PCM or MASTER volume registers can be modified, | |
1746 | * the REC_GAIN register is used for tests | |
1747 | */ | |
1748 | /* test if we can write to the record gain volume register */ | |
1749 | snd_ac97_write_cache(ac97, AC97_REC_GAIN, 0x8a05); | |
1750 | if ((snd_ac97_read(ac97, AC97_REC_GAIN) & 0x7fff) == 0x0a05) | |
1751 | return 0; | |
1752 | } | |
1753 | set_current_state(TASK_UNINTERRUPTIBLE); | |
1754 | schedule_timeout(1); | |
1755 | } while (time_after_eq(end_time, jiffies)); | |
1756 | return -ENODEV; | |
1757 | } | |
1758 | ||
1759 | /** | |
1760 | * snd_ac97_bus - create an AC97 bus component | |
1761 | * @card: the card instance | |
1762 | * @num: the bus number | |
1763 | * @ops: the bus callbacks table | |
1764 | * @private_data: private data pointer for the new instance | |
1765 | * @rbus: the pointer to store the new AC97 bus instance. | |
1766 | * | |
1767 | * Creates an AC97 bus component. An ac97_bus_t instance is newly | |
1768 | * allocated and initialized. | |
1769 | * | |
1770 | * The ops table must include valid callbacks (at least read and | |
1771 | * write). The other callbacks, wait and reset, are not mandatory. | |
1772 | * | |
1773 | * The clock is set to 48000. If another clock is needed, set | |
1774 | * (*rbus)->clock manually. | |
1775 | * | |
1776 | * The AC97 bus instance is registered as a low-level device, so you don't | |
1777 | * have to release it manually. | |
1778 | * | |
1779 | * Returns zero if successful, or a negative error code on failure. | |
1780 | */ | |
1781 | int snd_ac97_bus(snd_card_t *card, int num, ac97_bus_ops_t *ops, | |
1782 | void *private_data, ac97_bus_t **rbus) | |
1783 | { | |
1784 | int err; | |
1785 | ac97_bus_t *bus; | |
1786 | static snd_device_ops_t dev_ops = { | |
1787 | .dev_free = snd_ac97_bus_dev_free, | |
1788 | }; | |
1789 | ||
1790 | snd_assert(card != NULL, return -EINVAL); | |
1791 | snd_assert(rbus != NULL, return -EINVAL); | |
1792 | bus = kcalloc(1, sizeof(*bus), GFP_KERNEL); | |
1793 | if (bus == NULL) | |
1794 | return -ENOMEM; | |
1795 | bus->card = card; | |
1796 | bus->num = num; | |
1797 | bus->ops = ops; | |
1798 | bus->private_data = private_data; | |
1799 | bus->clock = 48000; | |
1800 | spin_lock_init(&bus->bus_lock); | |
1801 | snd_ac97_bus_proc_init(bus); | |
1802 | if ((err = snd_device_new(card, SNDRV_DEV_BUS, bus, &dev_ops)) < 0) { | |
1803 | snd_ac97_bus_free(bus); | |
1804 | return err; | |
1805 | } | |
1806 | *rbus = bus; | |
1807 | return 0; | |
1808 | } | |
1809 | ||
1810 | /* build_ops to do nothing */ | |
1811 | static struct snd_ac97_build_ops null_build_ops; | |
1812 | ||
1813 | /** | |
1814 | * snd_ac97_mixer - create an Codec97 component | |
1815 | * @bus: the AC97 bus which codec is attached to | |
1816 | * @template: the template of ac97, including index, callbacks and | |
1817 | * the private data. | |
1818 | * @rac97: the pointer to store the new ac97 instance. | |
1819 | * | |
1820 | * Creates an Codec97 component. An ac97_t instance is newly | |
1821 | * allocated and initialized from the template. The codec | |
1822 | * is then initialized by the standard procedure. | |
1823 | * | |
1824 | * The template must include the codec number (num) and address (addr), | |
1825 | * and the private data (private_data). | |
1826 | * | |
1827 | * The ac97 instance is registered as a low-level device, so you don't | |
1828 | * have to release it manually. | |
1829 | * | |
1830 | * Returns zero if successful, or a negative error code on failure. | |
1831 | */ | |
1832 | int snd_ac97_mixer(ac97_bus_t *bus, ac97_template_t *template, ac97_t **rac97) | |
1833 | { | |
1834 | int err; | |
1835 | ac97_t *ac97; | |
1836 | snd_card_t *card; | |
1837 | char name[64]; | |
1838 | unsigned long end_time; | |
1839 | unsigned int reg; | |
1840 | const ac97_codec_id_t *pid; | |
1841 | static snd_device_ops_t ops = { | |
1842 | .dev_free = snd_ac97_dev_free, | |
1843 | }; | |
1844 | ||
1845 | snd_assert(rac97 != NULL, return -EINVAL); | |
1846 | *rac97 = NULL; | |
1847 | snd_assert(bus != NULL && template != NULL, return -EINVAL); | |
1848 | snd_assert(template->num < 4 && bus->codec[template->num] == NULL, return -EINVAL); | |
1849 | ||
1850 | snd_assert(bus->shared_type <= AC97_SHARED_TYPES, return -EINVAL); | |
1851 | if (bus->shared_type) { | |
1852 | /* already shared? */ | |
1853 | down(&shared_codec_mutex); | |
1854 | ac97 = shared_codec[bus->shared_type-1][template->num]; | |
1855 | if (ac97) { | |
1856 | if ((ac97_is_audio(ac97) && (template->scaps & AC97_SCAP_SKIP_AUDIO)) || | |
1857 | (ac97_is_modem(ac97) && (template->scaps & AC97_SCAP_SKIP_MODEM))) { | |
1858 | up(&shared_codec_mutex); | |
1859 | return -EACCES; /* skip this */ | |
1860 | } | |
1861 | } | |
1862 | up(&shared_codec_mutex); | |
1863 | } | |
1864 | ||
1865 | card = bus->card; | |
1866 | ac97 = kcalloc(1, sizeof(*ac97), GFP_KERNEL); | |
1867 | if (ac97 == NULL) | |
1868 | return -ENOMEM; | |
1869 | ac97->private_data = template->private_data; | |
1870 | ac97->private_free = template->private_free; | |
1871 | ac97->bus = bus; | |
1872 | ac97->pci = template->pci; | |
1873 | ac97->num = template->num; | |
1874 | ac97->addr = template->addr; | |
1875 | ac97->scaps = template->scaps; | |
1876 | ac97->limited_regs = template->limited_regs; | |
1877 | memcpy(ac97->reg_accessed, template->reg_accessed, sizeof(ac97->reg_accessed)); | |
1878 | bus->codec[ac97->num] = ac97; | |
1879 | init_MUTEX(&ac97->reg_mutex); | |
1880 | init_MUTEX(&ac97->page_mutex); | |
1881 | ||
1882 | if (ac97->pci) { | |
1883 | pci_read_config_word(ac97->pci, PCI_SUBSYSTEM_VENDOR_ID, &ac97->subsystem_vendor); | |
1884 | pci_read_config_word(ac97->pci, PCI_SUBSYSTEM_ID, &ac97->subsystem_device); | |
1885 | } | |
1886 | if (bus->ops->reset) { | |
1887 | bus->ops->reset(ac97); | |
1888 | goto __access_ok; | |
1889 | } | |
1890 | ||
1891 | ac97->id = snd_ac97_read(ac97, AC97_VENDOR_ID1) << 16; | |
1892 | ac97->id |= snd_ac97_read(ac97, AC97_VENDOR_ID2); | |
1893 | if (ac97->id && ac97->id != (unsigned int)-1) { | |
1894 | pid = look_for_codec_id(snd_ac97_codec_ids, ac97->id); | |
1895 | if (pid && (pid->flags & AC97_DEFAULT_POWER_OFF)) | |
1896 | goto __access_ok; | |
1897 | } | |
1898 | ||
23fea4da SK |
1899 | /* reset to defaults */ |
1900 | if (!(ac97->scaps & AC97_SCAP_SKIP_AUDIO)) | |
1901 | snd_ac97_write(ac97, AC97_RESET, 0); | |
1902 | if (!(ac97->scaps & AC97_SCAP_SKIP_MODEM)) | |
1903 | snd_ac97_write(ac97, AC97_EXTENDED_MID, 0); | |
1da177e4 LT |
1904 | if (bus->ops->wait) |
1905 | bus->ops->wait(ac97); | |
1906 | else { | |
1907 | udelay(50); | |
1908 | if (ac97->scaps & AC97_SCAP_SKIP_AUDIO) | |
1909 | err = ac97_reset_wait(ac97, HZ/2, 1); | |
1910 | else { | |
1911 | err = ac97_reset_wait(ac97, HZ/2, 0); | |
1912 | if (err < 0) | |
1913 | err = ac97_reset_wait(ac97, HZ/2, 1); | |
1914 | } | |
1915 | if (err < 0) { | |
1916 | snd_printk(KERN_WARNING "AC'97 %d does not respond - RESET\n", ac97->num); | |
1917 | /* proceed anyway - it's often non-critical */ | |
1918 | } | |
1919 | } | |
1920 | __access_ok: | |
1921 | ac97->id = snd_ac97_read(ac97, AC97_VENDOR_ID1) << 16; | |
1922 | ac97->id |= snd_ac97_read(ac97, AC97_VENDOR_ID2); | |
1923 | if (! (ac97->scaps & AC97_SCAP_DETECT_BY_VENDOR) && | |
1924 | (ac97->id == 0x00000000 || ac97->id == 0xffffffff)) { | |
1925 | snd_printk(KERN_ERR "AC'97 %d access is not valid [0x%x], removing mixer.\n", ac97->num, ac97->id); | |
1926 | snd_ac97_free(ac97); | |
1927 | return -EIO; | |
1928 | } | |
1929 | pid = look_for_codec_id(snd_ac97_codec_ids, ac97->id); | |
1930 | if (pid) | |
1931 | ac97->flags |= pid->flags; | |
1932 | ||
1933 | /* test for AC'97 */ | |
1934 | if (!(ac97->scaps & AC97_SCAP_SKIP_AUDIO) && !(ac97->scaps & AC97_SCAP_AUDIO)) { | |
1935 | /* test if we can write to the record gain volume register */ | |
1936 | snd_ac97_write_cache(ac97, AC97_REC_GAIN, 0x8a06); | |
1937 | if (((err = snd_ac97_read(ac97, AC97_REC_GAIN)) & 0x7fff) == 0x0a06) | |
1938 | ac97->scaps |= AC97_SCAP_AUDIO; | |
1939 | } | |
1940 | if (ac97->scaps & AC97_SCAP_AUDIO) { | |
1941 | ac97->caps = snd_ac97_read(ac97, AC97_RESET); | |
1942 | ac97->ext_id = snd_ac97_read(ac97, AC97_EXTENDED_ID); | |
1943 | if (ac97->ext_id == 0xffff) /* invalid combination */ | |
1944 | ac97->ext_id = 0; | |
1945 | } | |
1946 | ||
1947 | /* test for MC'97 */ | |
1948 | if (!(ac97->scaps & AC97_SCAP_SKIP_MODEM) && !(ac97->scaps & AC97_SCAP_MODEM)) { | |
1949 | ac97->ext_mid = snd_ac97_read(ac97, AC97_EXTENDED_MID); | |
1950 | if (ac97->ext_mid == 0xffff) /* invalid combination */ | |
1951 | ac97->ext_mid = 0; | |
1952 | if (ac97->ext_mid & 1) | |
1953 | ac97->scaps |= AC97_SCAP_MODEM; | |
1954 | } | |
1955 | ||
1956 | if (!ac97_is_audio(ac97) && !ac97_is_modem(ac97)) { | |
1957 | if (!(ac97->scaps & (AC97_SCAP_SKIP_AUDIO|AC97_SCAP_SKIP_MODEM))) | |
1958 | snd_printk(KERN_ERR "AC'97 %d access error (not audio or modem codec)\n", ac97->num); | |
1959 | snd_ac97_free(ac97); | |
1960 | return -EACCES; | |
1961 | } | |
1962 | ||
1963 | if (bus->ops->reset) // FIXME: always skipping? | |
1964 | goto __ready_ok; | |
1965 | ||
1966 | /* FIXME: add powerdown control */ | |
1967 | if (ac97_is_audio(ac97)) { | |
1968 | /* nothing should be in powerdown mode */ | |
1969 | snd_ac97_write_cache(ac97, AC97_POWERDOWN, 0); | |
1970 | if (! (ac97->flags & AC97_DEFAULT_POWER_OFF)) { | |
1971 | snd_ac97_write_cache(ac97, AC97_RESET, 0); /* reset to defaults */ | |
1972 | udelay(100); | |
1973 | snd_ac97_write_cache(ac97, AC97_POWERDOWN, 0); | |
1974 | } | |
1975 | /* nothing should be in powerdown mode */ | |
1976 | snd_ac97_write_cache(ac97, AC97_GENERAL_PURPOSE, 0); | |
1977 | end_time = jiffies + (HZ / 10); | |
1978 | do { | |
1979 | if ((snd_ac97_read(ac97, AC97_POWERDOWN) & 0x0f) == 0x0f) | |
1980 | goto __ready_ok; | |
1981 | set_current_state(TASK_UNINTERRUPTIBLE); | |
1982 | schedule_timeout(1); | |
1983 | } while (time_after_eq(end_time, jiffies)); | |
1984 | snd_printk(KERN_WARNING "AC'97 %d analog subsections not ready\n", ac97->num); | |
1985 | } | |
1986 | ||
1987 | /* FIXME: add powerdown control */ | |
1988 | if (ac97_is_modem(ac97)) { | |
1989 | unsigned char tmp; | |
1990 | ||
1991 | /* nothing should be in powerdown mode */ | |
1992 | /* note: it's important to set the rate at first */ | |
1993 | tmp = AC97_MEA_GPIO; | |
1994 | if (ac97->ext_mid & AC97_MEI_LINE1) { | |
8e8311b0 | 1995 | snd_ac97_write_cache(ac97, AC97_LINE1_RATE, 8000); |
1da177e4 LT |
1996 | tmp |= AC97_MEA_ADC1 | AC97_MEA_DAC1; |
1997 | } | |
1998 | if (ac97->ext_mid & AC97_MEI_LINE2) { | |
8e8311b0 | 1999 | snd_ac97_write_cache(ac97, AC97_LINE2_RATE, 8000); |
1da177e4 LT |
2000 | tmp |= AC97_MEA_ADC2 | AC97_MEA_DAC2; |
2001 | } | |
2002 | if (ac97->ext_mid & AC97_MEI_HANDSET) { | |
8e8311b0 | 2003 | snd_ac97_write_cache(ac97, AC97_HANDSET_RATE, 8000); |
1da177e4 LT |
2004 | tmp |= AC97_MEA_HADC | AC97_MEA_HDAC; |
2005 | } | |
8e8311b0 | 2006 | snd_ac97_write_cache(ac97, AC97_EXTENDED_MSTATUS, 0); |
1da177e4 LT |
2007 | udelay(100); |
2008 | /* nothing should be in powerdown mode */ | |
8e8311b0 | 2009 | snd_ac97_write_cache(ac97, AC97_EXTENDED_MSTATUS, 0); |
1da177e4 LT |
2010 | end_time = jiffies + (HZ / 10); |
2011 | do { | |
2012 | if ((snd_ac97_read(ac97, AC97_EXTENDED_MSTATUS) & tmp) == tmp) | |
2013 | goto __ready_ok; | |
2014 | set_current_state(TASK_UNINTERRUPTIBLE); | |
2015 | schedule_timeout(1); | |
2016 | } while (time_after_eq(end_time, jiffies)); | |
2017 | snd_printk(KERN_WARNING "MC'97 %d converters and GPIO not ready (0x%x)\n", ac97->num, snd_ac97_read(ac97, AC97_EXTENDED_MSTATUS)); | |
2018 | } | |
2019 | ||
2020 | __ready_ok: | |
2021 | if (ac97_is_audio(ac97)) | |
2022 | ac97->addr = (ac97->ext_id & AC97_EI_ADDR_MASK) >> AC97_EI_ADDR_SHIFT; | |
2023 | else | |
2024 | ac97->addr = (ac97->ext_mid & AC97_MEI_ADDR_MASK) >> AC97_MEI_ADDR_SHIFT; | |
2025 | if (ac97->ext_id & 0x01c9) { /* L/R, MIC, SDAC, LDAC VRA support */ | |
2026 | reg = snd_ac97_read(ac97, AC97_EXTENDED_STATUS); | |
2027 | reg |= ac97->ext_id & 0x01c0; /* LDAC/SDAC/CDAC */ | |
2028 | if (! bus->no_vra) | |
2029 | reg |= ac97->ext_id & 0x0009; /* VRA/VRM */ | |
2030 | snd_ac97_write_cache(ac97, AC97_EXTENDED_STATUS, reg); | |
2031 | } | |
2032 | if ((ac97->ext_id & AC97_EI_DRA) && bus->dra) { | |
2033 | /* Intel controllers require double rate data to be put in | |
2034 | * slots 7+8, so let's hope the codec supports it. */ | |
2035 | snd_ac97_update_bits(ac97, AC97_GENERAL_PURPOSE, AC97_GP_DRSS_MASK, AC97_GP_DRSS_78); | |
2036 | if ((snd_ac97_read(ac97, AC97_GENERAL_PURPOSE) & AC97_GP_DRSS_MASK) == AC97_GP_DRSS_78) | |
2037 | ac97->flags |= AC97_DOUBLE_RATE; | |
2038 | } | |
2039 | if (ac97->ext_id & AC97_EI_VRA) { /* VRA support */ | |
2040 | snd_ac97_determine_rates(ac97, AC97_PCM_FRONT_DAC_RATE, 0, &ac97->rates[AC97_RATES_FRONT_DAC]); | |
2041 | snd_ac97_determine_rates(ac97, AC97_PCM_LR_ADC_RATE, 0, &ac97->rates[AC97_RATES_ADC]); | |
2042 | } else { | |
2043 | ac97->rates[AC97_RATES_FRONT_DAC] = SNDRV_PCM_RATE_48000; | |
2044 | if (ac97->flags & AC97_DOUBLE_RATE) | |
2045 | ac97->rates[AC97_RATES_FRONT_DAC] |= SNDRV_PCM_RATE_96000; | |
2046 | ac97->rates[AC97_RATES_ADC] = SNDRV_PCM_RATE_48000; | |
2047 | } | |
2048 | if (ac97->ext_id & AC97_EI_SPDIF) { | |
2049 | /* codec specific code (patch) should override these values */ | |
2050 | ac97->rates[AC97_RATES_SPDIF] = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_32000; | |
2051 | } | |
2052 | if (ac97->ext_id & AC97_EI_VRM) { /* MIC VRA support */ | |
2053 | snd_ac97_determine_rates(ac97, AC97_PCM_MIC_ADC_RATE, 0, &ac97->rates[AC97_RATES_MIC_ADC]); | |
2054 | } else { | |
2055 | ac97->rates[AC97_RATES_MIC_ADC] = SNDRV_PCM_RATE_48000; | |
2056 | } | |
2057 | if (ac97->ext_id & AC97_EI_SDAC) { /* SDAC support */ | |
2058 | snd_ac97_determine_rates(ac97, AC97_PCM_SURR_DAC_RATE, AC97_PCM_FRONT_DAC_RATE, &ac97->rates[AC97_RATES_SURR_DAC]); | |
2059 | ac97->scaps |= AC97_SCAP_SURROUND_DAC; | |
2060 | } | |
2061 | if (ac97->ext_id & AC97_EI_LDAC) { /* LDAC support */ | |
2062 | snd_ac97_determine_rates(ac97, AC97_PCM_LFE_DAC_RATE, AC97_PCM_FRONT_DAC_RATE, &ac97->rates[AC97_RATES_LFE_DAC]); | |
2063 | ac97->scaps |= AC97_SCAP_CENTER_LFE_DAC; | |
2064 | } | |
2065 | /* additional initializations */ | |
2066 | if (bus->ops->init) | |
2067 | bus->ops->init(ac97); | |
2068 | snd_ac97_get_name(ac97, ac97->id, name, !ac97_is_audio(ac97)); | |
2069 | snd_ac97_get_name(NULL, ac97->id, name, !ac97_is_audio(ac97)); // ac97->id might be changed in the special setup code | |
2070 | if (! ac97->build_ops) | |
2071 | ac97->build_ops = &null_build_ops; | |
2072 | ||
2073 | if (ac97_is_audio(ac97)) { | |
2074 | char comp[16]; | |
2075 | if (card->mixername[0] == '\0') { | |
2076 | strcpy(card->mixername, name); | |
2077 | } else { | |
2078 | if (strlen(card->mixername) + 1 + strlen(name) + 1 <= sizeof(card->mixername)) { | |
2079 | strcat(card->mixername, ","); | |
2080 | strcat(card->mixername, name); | |
2081 | } | |
2082 | } | |
2083 | sprintf(comp, "AC97a:%08x", ac97->id); | |
2084 | if ((err = snd_component_add(card, comp)) < 0) { | |
2085 | snd_ac97_free(ac97); | |
2086 | return err; | |
2087 | } | |
2088 | if (snd_ac97_mixer_build(ac97) < 0) { | |
2089 | snd_ac97_free(ac97); | |
2090 | return -ENOMEM; | |
2091 | } | |
2092 | } | |
2093 | if (ac97_is_modem(ac97)) { | |
2094 | char comp[16]; | |
2095 | if (card->mixername[0] == '\0') { | |
2096 | strcpy(card->mixername, name); | |
2097 | } else { | |
2098 | if (strlen(card->mixername) + 1 + strlen(name) + 1 <= sizeof(card->mixername)) { | |
2099 | strcat(card->mixername, ","); | |
2100 | strcat(card->mixername, name); | |
2101 | } | |
2102 | } | |
2103 | sprintf(comp, "AC97m:%08x", ac97->id); | |
2104 | if ((err = snd_component_add(card, comp)) < 0) { | |
2105 | snd_ac97_free(ac97); | |
2106 | return err; | |
2107 | } | |
2108 | if (snd_ac97_modem_build(card, ac97) < 0) { | |
2109 | snd_ac97_free(ac97); | |
2110 | return -ENOMEM; | |
2111 | } | |
2112 | } | |
2113 | /* make sure the proper powerdown bits are cleared */ | |
2114 | if (ac97->scaps) { | |
2115 | reg = snd_ac97_read(ac97, AC97_EXTENDED_STATUS); | |
2116 | if (ac97->scaps & AC97_SCAP_SURROUND_DAC) | |
2117 | reg &= ~AC97_EA_PRJ; | |
2118 | if (ac97->scaps & AC97_SCAP_CENTER_LFE_DAC) | |
2119 | reg &= ~(AC97_EA_PRI | AC97_EA_PRK); | |
2120 | snd_ac97_write_cache(ac97, AC97_EXTENDED_STATUS, reg); | |
2121 | } | |
2122 | snd_ac97_proc_init(ac97); | |
2123 | if ((err = snd_device_new(card, SNDRV_DEV_CODEC, ac97, &ops)) < 0) { | |
2124 | snd_ac97_free(ac97); | |
2125 | return err; | |
2126 | } | |
2127 | *rac97 = ac97; | |
2128 | ||
2129 | if (bus->shared_type) { | |
2130 | down(&shared_codec_mutex); | |
2131 | shared_codec[bus->shared_type-1][ac97->num] = ac97; | |
2132 | up(&shared_codec_mutex); | |
2133 | } | |
2134 | ||
2135 | return 0; | |
2136 | } | |
2137 | ||
2138 | ||
2139 | /* | |
2140 | * Power down the chip. | |
2141 | * | |
2142 | * MASTER and HEADPHONE registers are muted but the register cache values | |
2143 | * are not changed, so that the values can be restored in snd_ac97_resume(). | |
2144 | */ | |
2145 | static void snd_ac97_powerdown(ac97_t *ac97) | |
2146 | { | |
2147 | unsigned short power; | |
2148 | ||
2149 | if (ac97_is_audio(ac97)) { | |
2150 | /* some codecs have stereo mute bits */ | |
2151 | snd_ac97_write(ac97, AC97_MASTER, 0x9f9f); | |
2152 | snd_ac97_write(ac97, AC97_HEADPHONE, 0x9f9f); | |
2153 | } | |
2154 | ||
2155 | power = ac97->regs[AC97_POWERDOWN] | 0x8000; /* EAPD */ | |
2156 | power |= 0x4000; /* Headphone amplifier powerdown */ | |
2157 | power |= 0x0300; /* ADC & DAC powerdown */ | |
2158 | snd_ac97_write(ac97, AC97_POWERDOWN, power); | |
2159 | udelay(100); | |
2160 | power |= 0x0400; /* Analog Mixer powerdown (Vref on) */ | |
2161 | snd_ac97_write(ac97, AC97_POWERDOWN, power); | |
2162 | udelay(100); | |
2163 | #if 0 | |
2164 | /* FIXME: this causes click noises on some boards at resume */ | |
2165 | power |= 0x3800; /* AC-link powerdown, internal Clk disable */ | |
2166 | snd_ac97_write(ac97, AC97_POWERDOWN, power); | |
2167 | #endif | |
2168 | } | |
2169 | ||
2170 | ||
2171 | #ifdef CONFIG_PM | |
2172 | /** | |
2173 | * snd_ac97_suspend - General suspend function for AC97 codec | |
2174 | * @ac97: the ac97 instance | |
2175 | * | |
2176 | * Suspends the codec, power down the chip. | |
2177 | */ | |
2178 | void snd_ac97_suspend(ac97_t *ac97) | |
2179 | { | |
2180 | if (ac97->build_ops->suspend) | |
2181 | ac97->build_ops->suspend(ac97); | |
2182 | snd_ac97_powerdown(ac97); | |
2183 | } | |
2184 | ||
2185 | /* | |
2186 | * restore ac97 status | |
2187 | */ | |
2188 | void snd_ac97_restore_status(ac97_t *ac97) | |
2189 | { | |
2190 | int i; | |
2191 | ||
2192 | for (i = 2; i < 0x7c ; i += 2) { | |
2193 | if (i == AC97_POWERDOWN || i == AC97_EXTENDED_ID) | |
2194 | continue; | |
2195 | /* restore only accessible registers | |
2196 | * some chip (e.g. nm256) may hang up when unsupported registers | |
2197 | * are accessed..! | |
2198 | */ | |
2199 | if (test_bit(i, ac97->reg_accessed)) { | |
2200 | snd_ac97_write(ac97, i, ac97->regs[i]); | |
2201 | snd_ac97_read(ac97, i); | |
2202 | } | |
2203 | } | |
2204 | } | |
2205 | ||
2206 | /* | |
2207 | * restore IEC958 status | |
2208 | */ | |
2209 | void snd_ac97_restore_iec958(ac97_t *ac97) | |
2210 | { | |
2211 | if (ac97->ext_id & AC97_EI_SPDIF) { | |
2212 | if (ac97->regs[AC97_EXTENDED_STATUS] & AC97_EA_SPDIF) { | |
2213 | /* reset spdif status */ | |
2214 | snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, 0); | |
2215 | snd_ac97_write(ac97, AC97_EXTENDED_STATUS, ac97->regs[AC97_EXTENDED_STATUS]); | |
2216 | if (ac97->flags & AC97_CS_SPDIF) | |
2217 | snd_ac97_write(ac97, AC97_CSR_SPDIF, ac97->regs[AC97_CSR_SPDIF]); | |
2218 | else | |
2219 | snd_ac97_write(ac97, AC97_SPDIF, ac97->regs[AC97_SPDIF]); | |
2220 | snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, AC97_EA_SPDIF); /* turn on again */ | |
2221 | } | |
2222 | } | |
2223 | } | |
2224 | ||
2225 | /** | |
2226 | * snd_ac97_resume - General resume function for AC97 codec | |
2227 | * @ac97: the ac97 instance | |
2228 | * | |
2229 | * Do the standard resume procedure, power up and restoring the | |
2230 | * old register values. | |
2231 | */ | |
2232 | void snd_ac97_resume(ac97_t *ac97) | |
2233 | { | |
ef21ca24 | 2234 | unsigned long end_time; |
1da177e4 LT |
2235 | |
2236 | if (ac97->bus->ops->reset) { | |
2237 | ac97->bus->ops->reset(ac97); | |
2238 | goto __reset_ready; | |
2239 | } | |
2240 | ||
2241 | snd_ac97_write(ac97, AC97_POWERDOWN, 0); | |
2242 | if (! (ac97->flags & AC97_DEFAULT_POWER_OFF)) { | |
2243 | snd_ac97_write(ac97, AC97_RESET, 0); | |
2244 | udelay(100); | |
2245 | snd_ac97_write(ac97, AC97_POWERDOWN, 0); | |
2246 | } | |
2247 | snd_ac97_write(ac97, AC97_GENERAL_PURPOSE, 0); | |
2248 | ||
2249 | snd_ac97_write(ac97, AC97_POWERDOWN, ac97->regs[AC97_POWERDOWN]); | |
2250 | if (ac97_is_audio(ac97)) { | |
2251 | ac97->bus->ops->write(ac97, AC97_MASTER, 0x8101); | |
ef21ca24 NA |
2252 | end_time = jiffies + msecs_to_jiffies(100); |
2253 | do { | |
1da177e4 LT |
2254 | if (snd_ac97_read(ac97, AC97_MASTER) == 0x8101) |
2255 | break; | |
2256 | set_current_state(TASK_UNINTERRUPTIBLE); | |
2257 | schedule_timeout(1); | |
ef21ca24 | 2258 | } while (time_after_eq(end_time, jiffies)); |
1da177e4 LT |
2259 | /* FIXME: extra delay */ |
2260 | ac97->bus->ops->write(ac97, AC97_MASTER, 0x8000); | |
ef21ca24 NA |
2261 | if (snd_ac97_read(ac97, AC97_MASTER) != 0x8000) |
2262 | msleep(250); | |
1da177e4 | 2263 | } else { |
ef21ca24 NA |
2264 | end_time = jiffies + msecs_to_jiffies(100); |
2265 | do { | |
1da177e4 LT |
2266 | unsigned short val = snd_ac97_read(ac97, AC97_EXTENDED_MID); |
2267 | if (val != 0xffff && (val & 1) != 0) | |
2268 | break; | |
2269 | set_current_state(TASK_UNINTERRUPTIBLE); | |
2270 | schedule_timeout(1); | |
ef21ca24 | 2271 | } while (time_after_eq(end_time, jiffies)); |
1da177e4 LT |
2272 | } |
2273 | __reset_ready: | |
2274 | ||
2275 | if (ac97->bus->ops->init) | |
2276 | ac97->bus->ops->init(ac97); | |
2277 | ||
2278 | if (ac97->build_ops->resume) | |
2279 | ac97->build_ops->resume(ac97); | |
2280 | else { | |
2281 | snd_ac97_restore_status(ac97); | |
2282 | snd_ac97_restore_iec958(ac97); | |
2283 | } | |
2284 | } | |
2285 | #endif | |
2286 | ||
2287 | ||
2288 | /* | |
2289 | * Hardware tuning | |
2290 | */ | |
2291 | static void set_ctl_name(char *dst, const char *src, const char *suffix) | |
2292 | { | |
2293 | if (suffix) | |
2294 | sprintf(dst, "%s %s", src, suffix); | |
2295 | else | |
2296 | strcpy(dst, src); | |
2297 | } | |
2298 | ||
2299 | /* remove the control with the given name and optional suffix */ | |
2300 | int snd_ac97_remove_ctl(ac97_t *ac97, const char *name, const char *suffix) | |
2301 | { | |
2302 | snd_ctl_elem_id_t id; | |
2303 | memset(&id, 0, sizeof(id)); | |
2304 | set_ctl_name(id.name, name, suffix); | |
2305 | id.iface = SNDRV_CTL_ELEM_IFACE_MIXER; | |
2306 | return snd_ctl_remove_id(ac97->bus->card, &id); | |
2307 | } | |
2308 | ||
2309 | static snd_kcontrol_t *ctl_find(ac97_t *ac97, const char *name, const char *suffix) | |
2310 | { | |
2311 | snd_ctl_elem_id_t sid; | |
2312 | memset(&sid, 0, sizeof(sid)); | |
2313 | set_ctl_name(sid.name, name, suffix); | |
2314 | sid.iface = SNDRV_CTL_ELEM_IFACE_MIXER; | |
2315 | return snd_ctl_find_id(ac97->bus->card, &sid); | |
2316 | } | |
2317 | ||
2318 | /* rename the control with the given name and optional suffix */ | |
2319 | int snd_ac97_rename_ctl(ac97_t *ac97, const char *src, const char *dst, const char *suffix) | |
2320 | { | |
2321 | snd_kcontrol_t *kctl = ctl_find(ac97, src, suffix); | |
2322 | if (kctl) { | |
2323 | set_ctl_name(kctl->id.name, dst, suffix); | |
2324 | return 0; | |
2325 | } | |
2326 | return -ENOENT; | |
2327 | } | |
2328 | ||
2329 | /* rename both Volume and Switch controls - don't check the return value */ | |
2330 | void snd_ac97_rename_vol_ctl(ac97_t *ac97, const char *src, const char *dst) | |
2331 | { | |
2332 | snd_ac97_rename_ctl(ac97, src, dst, "Switch"); | |
2333 | snd_ac97_rename_ctl(ac97, src, dst, "Volume"); | |
2334 | } | |
2335 | ||
2336 | /* swap controls */ | |
2337 | int snd_ac97_swap_ctl(ac97_t *ac97, const char *s1, const char *s2, const char *suffix) | |
2338 | { | |
2339 | snd_kcontrol_t *kctl1, *kctl2; | |
2340 | kctl1 = ctl_find(ac97, s1, suffix); | |
2341 | kctl2 = ctl_find(ac97, s2, suffix); | |
2342 | if (kctl1 && kctl2) { | |
2343 | set_ctl_name(kctl1->id.name, s2, suffix); | |
2344 | set_ctl_name(kctl2->id.name, s1, suffix); | |
2345 | return 0; | |
2346 | } | |
2347 | return -ENOENT; | |
2348 | } | |
2349 | ||
2350 | #if 1 | |
2351 | /* bind hp and master controls instead of using only hp control */ | |
2352 | static int bind_hp_volsw_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) | |
2353 | { | |
2354 | int err = snd_ac97_put_volsw(kcontrol, ucontrol); | |
2355 | if (err > 0) { | |
2356 | unsigned long priv_saved = kcontrol->private_value; | |
2357 | kcontrol->private_value = (kcontrol->private_value & ~0xff) | AC97_HEADPHONE; | |
2358 | snd_ac97_put_volsw(kcontrol, ucontrol); | |
2359 | kcontrol->private_value = priv_saved; | |
2360 | } | |
2361 | return err; | |
2362 | } | |
2363 | ||
2364 | /* ac97 tune: bind Master and Headphone controls */ | |
2365 | static int tune_hp_only(ac97_t *ac97) | |
2366 | { | |
2367 | snd_kcontrol_t *msw = ctl_find(ac97, "Master Playback Switch", NULL); | |
2368 | snd_kcontrol_t *mvol = ctl_find(ac97, "Master Playback Volume", NULL); | |
2369 | if (! msw || ! mvol) | |
2370 | return -ENOENT; | |
2371 | msw->put = bind_hp_volsw_put; | |
2372 | mvol->put = bind_hp_volsw_put; | |
2373 | snd_ac97_remove_ctl(ac97, "Headphone Playback", "Switch"); | |
2374 | snd_ac97_remove_ctl(ac97, "Headphone Playback", "Volume"); | |
2375 | return 0; | |
2376 | } | |
2377 | ||
2378 | #else | |
2379 | /* ac97 tune: use Headphone control as master */ | |
2380 | static int tune_hp_only(ac97_t *ac97) | |
2381 | { | |
2382 | if (ctl_find(ac97, "Headphone Playback Switch", NULL) == NULL) | |
2383 | return -ENOENT; | |
2384 | snd_ac97_remove_ctl(ac97, "Master Playback", "Switch"); | |
2385 | snd_ac97_remove_ctl(ac97, "Master Playback", "Volume"); | |
2386 | snd_ac97_rename_vol_ctl(ac97, "Headphone Playback", "Master Playback"); | |
2387 | return 0; | |
2388 | } | |
2389 | #endif | |
2390 | ||
2391 | /* ac97 tune: swap Headphone and Master controls */ | |
2392 | static int tune_swap_hp(ac97_t *ac97) | |
2393 | { | |
2394 | if (ctl_find(ac97, "Headphone Playback Switch", NULL) == NULL) | |
2395 | return -ENOENT; | |
2396 | snd_ac97_rename_vol_ctl(ac97, "Master Playback", "Line-Out Playback"); | |
2397 | snd_ac97_rename_vol_ctl(ac97, "Headphone Playback", "Master Playback"); | |
2398 | return 0; | |
2399 | } | |
2400 | ||
2401 | /* ac97 tune: swap Surround and Master controls */ | |
2402 | static int tune_swap_surround(ac97_t *ac97) | |
2403 | { | |
2404 | if (snd_ac97_swap_ctl(ac97, "Master Playback", "Surround Playback", "Switch") || | |
2405 | snd_ac97_swap_ctl(ac97, "Master Playback", "Surround Playback", "Volume")) | |
2406 | return -ENOENT; | |
2407 | return 0; | |
2408 | } | |
2409 | ||
2410 | /* ac97 tune: set up mic sharing for AD codecs */ | |
2411 | static int tune_ad_sharing(ac97_t *ac97) | |
2412 | { | |
2413 | unsigned short scfg; | |
2414 | if ((ac97->id & 0xffffff00) != 0x41445300) { | |
2415 | snd_printk(KERN_ERR "ac97_quirk AD_SHARING is only for AD codecs\n"); | |
2416 | return -EINVAL; | |
2417 | } | |
2418 | /* Turn on OMS bit to route microphone to back panel */ | |
2419 | scfg = snd_ac97_read(ac97, AC97_AD_SERIAL_CFG); | |
2420 | snd_ac97_write_cache(ac97, AC97_AD_SERIAL_CFG, scfg | 0x0200); | |
2421 | return 0; | |
2422 | } | |
2423 | ||
2424 | static const snd_kcontrol_new_t snd_ac97_alc_jack_detect = | |
2425 | AC97_SINGLE("Jack Detect", AC97_ALC650_CLOCK, 5, 1, 0); | |
2426 | ||
2427 | /* ac97 tune: set up ALC jack-select */ | |
2428 | static int tune_alc_jack(ac97_t *ac97) | |
2429 | { | |
2430 | if ((ac97->id & 0xffffff00) != 0x414c4700) { | |
2431 | snd_printk(KERN_ERR "ac97_quirk ALC_JACK is only for Realtek codecs\n"); | |
2432 | return -EINVAL; | |
2433 | } | |
2434 | snd_ac97_update_bits(ac97, 0x7a, 0x20, 0x20); /* select jack detect function */ | |
2435 | snd_ac97_update_bits(ac97, 0x7a, 0x01, 0x01); /* Line-out auto mute */ | |
2436 | return snd_ctl_add(ac97->bus->card, snd_ac97_cnew(&snd_ac97_alc_jack_detect, ac97)); | |
2437 | } | |
2438 | ||
2439 | /* ac97 tune: inversed EAPD bit */ | |
2440 | static int tune_inv_eapd(ac97_t *ac97) | |
2441 | { | |
2442 | snd_kcontrol_t *kctl = ctl_find(ac97, "External Amplifier", NULL); | |
2443 | if (! kctl) | |
2444 | return -ENOENT; | |
2445 | set_inv_eapd(ac97, kctl); | |
2446 | return 0; | |
2447 | } | |
2448 | ||
2449 | static int master_mute_sw_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) | |
2450 | { | |
2451 | int err = snd_ac97_put_volsw(kcontrol, ucontrol); | |
2452 | if (err > 0) { | |
2453 | ac97_t *ac97 = snd_kcontrol_chip(kcontrol); | |
2454 | int shift = (kcontrol->private_value >> 8) & 0x0f; | |
2455 | int rshift = (kcontrol->private_value >> 12) & 0x0f; | |
2456 | unsigned short mask; | |
2457 | if (shift != rshift) | |
2458 | mask = 0x8080; | |
2459 | else | |
2460 | mask = 0x8000; | |
2461 | snd_ac97_update_bits(ac97, AC97_POWERDOWN, 0x8000, | |
2462 | (ac97->regs[AC97_MASTER] & mask) == mask ? | |
2463 | 0x8000 : 0); | |
2464 | } | |
2465 | return err; | |
2466 | } | |
2467 | ||
2468 | /* ac97 tune: EAPD controls mute LED bound with the master mute */ | |
2469 | static int tune_mute_led(ac97_t *ac97) | |
2470 | { | |
2471 | snd_kcontrol_t *msw = ctl_find(ac97, "Master Playback Switch", NULL); | |
2472 | if (! msw) | |
2473 | return -ENOENT; | |
2474 | msw->put = master_mute_sw_put; | |
2475 | snd_ac97_remove_ctl(ac97, "External Amplifier", NULL); | |
2476 | snd_ac97_update_bits(ac97, AC97_POWERDOWN, 0x8000, 0x8000); /* mute LED on */ | |
2477 | return 0; | |
2478 | } | |
2479 | ||
2480 | struct quirk_table { | |
2481 | const char *name; | |
2482 | int (*func)(ac97_t *); | |
2483 | }; | |
2484 | ||
2485 | static struct quirk_table applicable_quirks[] = { | |
2486 | { "none", NULL }, | |
2487 | { "hp_only", tune_hp_only }, | |
2488 | { "swap_hp", tune_swap_hp }, | |
2489 | { "swap_surround", tune_swap_surround }, | |
2490 | { "ad_sharing", tune_ad_sharing }, | |
2491 | { "alc_jack", tune_alc_jack }, | |
2492 | { "inv_eapd", tune_inv_eapd }, | |
2493 | { "mute_led", tune_mute_led }, | |
2494 | }; | |
2495 | ||
2496 | /* apply the quirk with the given type */ | |
2497 | static int apply_quirk(ac97_t *ac97, int type) | |
2498 | { | |
2499 | if (type <= 0) | |
2500 | return 0; | |
2501 | else if (type >= ARRAY_SIZE(applicable_quirks)) | |
2502 | return -EINVAL; | |
2503 | if (applicable_quirks[type].func) | |
2504 | return applicable_quirks[type].func(ac97); | |
2505 | return 0; | |
2506 | } | |
2507 | ||
2508 | /* apply the quirk with the given name */ | |
2509 | static int apply_quirk_str(ac97_t *ac97, const char *typestr) | |
2510 | { | |
2511 | int i; | |
2512 | struct quirk_table *q; | |
2513 | ||
2514 | for (i = 0; i < ARRAY_SIZE(applicable_quirks); i++) { | |
2515 | q = &applicable_quirks[i]; | |
2516 | if (q->name && ! strcmp(typestr, q->name)) | |
2517 | return apply_quirk(ac97, i); | |
2518 | } | |
2519 | /* for compatibility, accept the numbers, too */ | |
2520 | if (*typestr >= '0' && *typestr <= '9') | |
2521 | return apply_quirk(ac97, (int)simple_strtoul(typestr, NULL, 10)); | |
2522 | return -EINVAL; | |
2523 | } | |
2524 | ||
2525 | /** | |
2526 | * snd_ac97_tune_hardware - tune up the hardware | |
2527 | * @ac97: the ac97 instance | |
2528 | * @quirk: quirk list | |
2529 | * @override: explicit quirk value (overrides the list if non-NULL) | |
2530 | * | |
2531 | * Do some workaround for each pci device, such as renaming of the | |
2532 | * headphone (true line-out) control as "Master". | |
2533 | * The quirk-list must be terminated with a zero-filled entry. | |
2534 | * | |
2535 | * Returns zero if successful, or a negative error code on failure. | |
2536 | */ | |
2537 | ||
2538 | int snd_ac97_tune_hardware(ac97_t *ac97, struct ac97_quirk *quirk, const char *override) | |
2539 | { | |
2540 | int result; | |
2541 | ||
2542 | snd_assert(quirk, return -EINVAL); | |
2543 | ||
2544 | /* quirk overriden? */ | |
2545 | if (override && strcmp(override, "-1") && strcmp(override, "default")) { | |
2546 | result = apply_quirk_str(ac97, override); | |
2547 | if (result < 0) | |
2548 | snd_printk(KERN_ERR "applying quirk type %s failed (%d)\n", override, result); | |
2549 | return result; | |
2550 | } | |
2551 | ||
69ad07cf JK |
2552 | for (; quirk->subvendor; quirk++) { |
2553 | if (quirk->subvendor != ac97->subsystem_vendor) | |
1da177e4 | 2554 | continue; |
69ad07cf JK |
2555 | if ((! quirk->mask && quirk->subdevice == ac97->subsystem_device) || |
2556 | quirk->subdevice == (quirk->mask & ac97->subsystem_device)) { | |
1da177e4 LT |
2557 | if (quirk->codec_id && quirk->codec_id != ac97->id) |
2558 | continue; | |
2559 | snd_printdd("ac97 quirk for %s (%04x:%04x)\n", quirk->name, ac97->subsystem_vendor, ac97->subsystem_device); | |
2560 | result = apply_quirk(ac97, quirk->type); | |
2561 | if (result < 0) | |
2562 | snd_printk(KERN_ERR "applying quirk type %d for %s failed (%d)\n", quirk->type, quirk->name, result); | |
2563 | return result; | |
2564 | } | |
2565 | } | |
2566 | return 0; | |
2567 | } | |
2568 | ||
2569 | ||
2570 | /* | |
2571 | * Exported symbols | |
2572 | */ | |
2573 | ||
2574 | EXPORT_SYMBOL(snd_ac97_write); | |
2575 | EXPORT_SYMBOL(snd_ac97_read); | |
2576 | EXPORT_SYMBOL(snd_ac97_write_cache); | |
2577 | EXPORT_SYMBOL(snd_ac97_update); | |
2578 | EXPORT_SYMBOL(snd_ac97_update_bits); | |
2579 | EXPORT_SYMBOL(snd_ac97_get_short_name); | |
2580 | EXPORT_SYMBOL(snd_ac97_bus); | |
2581 | EXPORT_SYMBOL(snd_ac97_mixer); | |
2582 | EXPORT_SYMBOL(snd_ac97_pcm_assign); | |
2583 | EXPORT_SYMBOL(snd_ac97_pcm_open); | |
2584 | EXPORT_SYMBOL(snd_ac97_pcm_close); | |
2585 | EXPORT_SYMBOL(snd_ac97_pcm_double_rate_rules); | |
2586 | EXPORT_SYMBOL(snd_ac97_tune_hardware); | |
2587 | EXPORT_SYMBOL(snd_ac97_set_rate); | |
2588 | #ifdef CONFIG_PM | |
2589 | EXPORT_SYMBOL(snd_ac97_resume); | |
2590 | EXPORT_SYMBOL(snd_ac97_suspend); | |
2591 | #endif | |
2592 | ||
2593 | /* | |
2594 | * INIT part | |
2595 | */ | |
2596 | ||
2597 | static int __init alsa_ac97_init(void) | |
2598 | { | |
2599 | return 0; | |
2600 | } | |
2601 | ||
2602 | static void __exit alsa_ac97_exit(void) | |
2603 | { | |
2604 | } | |
2605 | ||
2606 | module_init(alsa_ac97_init) | |
2607 | module_exit(alsa_ac97_exit) |