Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 }, |
Takashi Iwai | a5022b0 | 2005-09-02 14:03:05 +0200 | [diff] [blame] | 115 | { 0x414c4781, 0xffffffff, "ALC658D", NULL, NULL }, /* already patched */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 116 | { 0x414c4780, 0xfffffff0, "ALC658", patch_alc655, NULL }, |
| 117 | { 0x414c4790, 0xfffffff0, "ALC850", patch_alc850, NULL }, |
| 118 | { 0x414c4730, 0xffffffff, "ALC101", NULL, NULL }, |
| 119 | { 0x414c4740, 0xfffffff0, "ALC202", NULL, NULL }, |
| 120 | { 0x414c4750, 0xfffffff0, "ALC250", NULL, NULL }, |
| 121 | { 0x414c4770, 0xfffffff0, "ALC203", NULL, NULL }, |
| 122 | { 0x434d4941, 0xffffffff, "CMI9738", patch_cm9738, NULL }, |
| 123 | { 0x434d4961, 0xffffffff, "CMI9739", patch_cm9739, NULL }, |
Takashi Iwai | 5f0dccf | 2005-04-07 15:53:20 +0200 | [diff] [blame] | 124 | { 0x434d4969, 0xffffffff, "CMI9780", patch_cm9780, NULL }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 125 | { 0x434d4978, 0xffffffff, "CMI9761", patch_cm9761, NULL }, |
| 126 | { 0x434d4982, 0xffffffff, "CMI9761", patch_cm9761, NULL }, |
| 127 | { 0x434d4983, 0xffffffff, "CMI9761", patch_cm9761, NULL }, |
| 128 | { 0x43525900, 0xfffffff8, "CS4297", NULL, NULL }, |
| 129 | { 0x43525910, 0xfffffff8, "CS4297A", patch_cirrus_spdif, NULL }, |
| 130 | { 0x43525920, 0xfffffff8, "CS4298", patch_cirrus_spdif, NULL }, |
| 131 | { 0x43525928, 0xfffffff8, "CS4294", NULL, NULL }, |
| 132 | { 0x43525930, 0xfffffff8, "CS4299", patch_cirrus_cs4299, NULL }, |
| 133 | { 0x43525948, 0xfffffff8, "CS4201", NULL, NULL }, |
| 134 | { 0x43525958, 0xfffffff8, "CS4205", patch_cirrus_spdif, NULL }, |
| 135 | { 0x43525960, 0xfffffff8, "CS4291", NULL, NULL }, |
| 136 | { 0x43525970, 0xfffffff8, "CS4202", NULL, NULL }, |
| 137 | { 0x43585421, 0xffffffff, "HSD11246", NULL, NULL }, // SmartMC II |
| 138 | { 0x43585428, 0xfffffff8, "Cx20468", patch_conexant, NULL }, // SmartAMC fixme: the mask might be different |
| 139 | { 0x44543031, 0xfffffff0, "DT0398", NULL, NULL }, |
| 140 | { 0x454d4328, 0xffffffff, "28028", NULL, NULL }, // same as TR28028? |
| 141 | { 0x45838308, 0xffffffff, "ESS1988", NULL, NULL }, |
| 142 | { 0x48525300, 0xffffff00, "HMP9701", NULL, NULL }, |
| 143 | { 0x49434501, 0xffffffff, "ICE1230", NULL, NULL }, |
| 144 | { 0x49434511, 0xffffffff, "ICE1232", NULL, NULL }, // alias VIA VT1611A? |
| 145 | { 0x49434514, 0xffffffff, "ICE1232A", NULL, NULL }, |
| 146 | { 0x49434551, 0xffffffff, "VT1616", patch_vt1616, NULL }, |
| 147 | { 0x49434552, 0xffffffff, "VT1616i", patch_vt1616, NULL }, // VT1616 compatible (chipset integrated) |
| 148 | { 0x49544520, 0xffffffff, "IT2226E", NULL, NULL }, |
| 149 | { 0x49544561, 0xffffffff, "IT2646E", patch_it2646, NULL }, |
| 150 | { 0x4e534300, 0xffffffff, "LM4540,43,45,46,48", NULL, NULL }, // only guess --jk |
| 151 | { 0x4e534331, 0xffffffff, "LM4549", NULL, NULL }, |
| 152 | { 0x4e534350, 0xffffffff, "LM4550", NULL, NULL }, |
| 153 | { 0x50534304, 0xffffffff, "UCB1400", NULL, NULL }, |
Sasha Khapyorsky | 87d61c2 | 2005-05-29 15:08:23 +0200 | [diff] [blame] | 154 | { 0x53494c20, 0xffffffe0, "Si3036,8", mpatch_si3036, mpatch_si3036, AC97_MODEM_PATCH }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 155 | { 0x54524102, 0xffffffff, "TR28022", NULL, NULL }, |
| 156 | { 0x54524106, 0xffffffff, "TR28026", NULL, NULL }, |
| 157 | { 0x54524108, 0xffffffff, "TR28028", patch_tritech_tr28028, NULL }, // added by xin jin [07/09/99] |
| 158 | { 0x54524123, 0xffffffff, "TR28602", NULL, NULL }, // only guess --jk [TR28023 = eMicro EM28023 (new CT1297)] |
| 159 | { 0x54584e20, 0xffffffff, "TLC320AD9xC", NULL, NULL }, |
| 160 | { 0x56494161, 0xffffffff, "VIA1612A", NULL, NULL }, // modified ICE1232 with S/PDIF |
Philip Prindeville | 4b49948 | 2005-08-12 16:46:17 +0200 | [diff] [blame] | 161 | { 0x56494170, 0xffffffff, "VIA1617A", patch_vt1617a, NULL }, // modified VT1616 with S/PDIF |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 162 | { 0x57454301, 0xffffffff, "W83971D", NULL, NULL }, |
| 163 | { 0x574d4c00, 0xffffffff, "WM9701A", NULL, NULL }, |
| 164 | { 0x574d4C03, 0xffffffff, "WM9703,WM9707,WM9708,WM9717", patch_wolfson03, NULL}, |
| 165 | { 0x574d4C04, 0xffffffff, "WM9704M,WM9704Q", patch_wolfson04, NULL}, |
| 166 | { 0x574d4C05, 0xffffffff, "WM9705,WM9710", patch_wolfson05, NULL}, |
| 167 | { 0x574d4C09, 0xffffffff, "WM9709", NULL, NULL}, |
| 168 | { 0x574d4C12, 0xffffffff, "WM9711,WM9712", patch_wolfson11, NULL}, |
| 169 | { 0x574d4c13, 0xffffffff, "WM9713,WM9714", patch_wolfson13, NULL, AC97_DEFAULT_POWER_OFF}, |
| 170 | { 0x594d4800, 0xffffffff, "YMF743", NULL, NULL }, |
| 171 | { 0x594d4802, 0xffffffff, "YMF752", NULL, NULL }, |
| 172 | { 0x594d4803, 0xffffffff, "YMF753", patch_yamaha_ymf753, NULL }, |
| 173 | { 0x83847600, 0xffffffff, "STAC9700,83,84", patch_sigmatel_stac9700, NULL }, |
| 174 | { 0x83847604, 0xffffffff, "STAC9701,3,4,5", NULL, NULL }, |
| 175 | { 0x83847605, 0xffffffff, "STAC9704", NULL, NULL }, |
| 176 | { 0x83847608, 0xffffffff, "STAC9708,11", patch_sigmatel_stac9708, NULL }, |
| 177 | { 0x83847609, 0xffffffff, "STAC9721,23", patch_sigmatel_stac9721, NULL }, |
| 178 | { 0x83847644, 0xffffffff, "STAC9744", patch_sigmatel_stac9744, NULL }, |
| 179 | { 0x83847650, 0xffffffff, "STAC9750,51", NULL, NULL }, // patch? |
| 180 | { 0x83847652, 0xffffffff, "STAC9752,53", NULL, NULL }, // patch? |
| 181 | { 0x83847656, 0xffffffff, "STAC9756,57", patch_sigmatel_stac9756, NULL }, |
| 182 | { 0x83847658, 0xffffffff, "STAC9758,59", patch_sigmatel_stac9758, NULL }, |
| 183 | { 0x83847666, 0xffffffff, "STAC9766,67", NULL, NULL }, // patch? |
| 184 | { 0, 0, NULL, NULL, NULL } |
| 185 | }; |
| 186 | |
| 187 | const char *snd_ac97_stereo_enhancements[] = |
| 188 | { |
| 189 | /* 0 */ "No 3D Stereo Enhancement", |
| 190 | /* 1 */ "Analog Devices Phat Stereo", |
| 191 | /* 2 */ "Creative Stereo Enhancement", |
| 192 | /* 3 */ "National Semi 3D Stereo Enhancement", |
| 193 | /* 4 */ "YAMAHA Ymersion", |
| 194 | /* 5 */ "BBE 3D Stereo Enhancement", |
| 195 | /* 6 */ "Crystal Semi 3D Stereo Enhancement", |
| 196 | /* 7 */ "Qsound QXpander", |
| 197 | /* 8 */ "Spatializer 3D Stereo Enhancement", |
| 198 | /* 9 */ "SRS 3D Stereo Enhancement", |
| 199 | /* 10 */ "Platform Tech 3D Stereo Enhancement", |
| 200 | /* 11 */ "AKM 3D Audio", |
| 201 | /* 12 */ "Aureal Stereo Enhancement", |
| 202 | /* 13 */ "Aztech 3D Enhancement", |
| 203 | /* 14 */ "Binaura 3D Audio Enhancement", |
| 204 | /* 15 */ "ESS Technology Stereo Enhancement", |
| 205 | /* 16 */ "Harman International VMAx", |
| 206 | /* 17 */ "Nvidea/IC Ensemble/KS Waves 3D Stereo Enhancement", |
| 207 | /* 18 */ "Philips Incredible Sound", |
| 208 | /* 19 */ "Texas Instruments 3D Stereo Enhancement", |
| 209 | /* 20 */ "VLSI Technology 3D Stereo Enhancement", |
| 210 | /* 21 */ "TriTech 3D Stereo Enhancement", |
| 211 | /* 22 */ "Realtek 3D Stereo Enhancement", |
| 212 | /* 23 */ "Samsung 3D Stereo Enhancement", |
| 213 | /* 24 */ "Wolfson Microelectronics 3D Enhancement", |
| 214 | /* 25 */ "Delta Integration 3D Enhancement", |
| 215 | /* 26 */ "SigmaTel 3D Enhancement", |
| 216 | /* 27 */ "IC Ensemble/KS Waves", |
| 217 | /* 28 */ "Rockwell 3D Stereo Enhancement", |
| 218 | /* 29 */ "Reserved 29", |
| 219 | /* 30 */ "Reserved 30", |
| 220 | /* 31 */ "Reserved 31" |
| 221 | }; |
| 222 | |
| 223 | /* |
| 224 | * Shared AC97 controllers (ICH, ATIIXP...) |
| 225 | */ |
| 226 | static DECLARE_MUTEX(shared_codec_mutex); |
| 227 | static ac97_t *shared_codec[AC97_SHARED_TYPES][4]; |
| 228 | |
| 229 | |
| 230 | /* |
| 231 | * I/O routines |
| 232 | */ |
| 233 | |
| 234 | static int snd_ac97_valid_reg(ac97_t *ac97, unsigned short reg) |
| 235 | { |
| 236 | if (ac97->limited_regs && ! test_bit(reg, ac97->reg_accessed)) |
| 237 | return 0; |
| 238 | |
| 239 | /* filter some registers for buggy codecs */ |
| 240 | switch (ac97->id) { |
| 241 | case AC97_ID_AK4540: |
| 242 | case AC97_ID_AK4542: |
| 243 | if (reg <= 0x1c || reg == 0x20 || reg == 0x26 || reg >= 0x7c) |
| 244 | return 1; |
| 245 | return 0; |
| 246 | case AC97_ID_AD1819: /* AD1819 */ |
| 247 | case AC97_ID_AD1881: /* AD1881 */ |
| 248 | case AC97_ID_AD1881A: /* AD1881A */ |
| 249 | if (reg >= 0x3a && reg <= 0x6e) /* 0x59 */ |
| 250 | return 0; |
| 251 | return 1; |
| 252 | case AC97_ID_AD1885: /* AD1885 */ |
| 253 | case AC97_ID_AD1886: /* AD1886 */ |
| 254 | case AC97_ID_AD1886A: /* AD1886A - !!verify!! --jk */ |
| 255 | case AC97_ID_AD1887: /* AD1887 - !!verify!! --jk */ |
| 256 | if (reg == 0x5a) |
| 257 | return 1; |
| 258 | if (reg >= 0x3c && reg <= 0x6e) /* 0x59 */ |
| 259 | return 0; |
| 260 | return 1; |
| 261 | case AC97_ID_STAC9700: |
| 262 | case AC97_ID_STAC9704: |
| 263 | case AC97_ID_STAC9705: |
| 264 | case AC97_ID_STAC9708: |
| 265 | case AC97_ID_STAC9721: |
| 266 | case AC97_ID_STAC9744: |
| 267 | case AC97_ID_STAC9756: |
| 268 | if (reg <= 0x3a || reg >= 0x5a) |
| 269 | return 1; |
| 270 | return 0; |
| 271 | } |
| 272 | return 1; |
| 273 | } |
| 274 | |
| 275 | /** |
| 276 | * snd_ac97_write - write a value on the given register |
| 277 | * @ac97: the ac97 instance |
| 278 | * @reg: the register to change |
| 279 | * @value: the value to set |
| 280 | * |
| 281 | * Writes a value on the given register. This will invoke the write |
| 282 | * callback directly after the register check. |
| 283 | * This function doesn't change the register cache unlike |
| 284 | * #snd_ca97_write_cache(), so use this only when you don't want to |
| 285 | * reflect the change to the suspend/resume state. |
| 286 | */ |
| 287 | void snd_ac97_write(ac97_t *ac97, unsigned short reg, unsigned short value) |
| 288 | { |
| 289 | if (!snd_ac97_valid_reg(ac97, reg)) |
| 290 | return; |
| 291 | if ((ac97->id & 0xffffff00) == AC97_ID_ALC100) { |
| 292 | /* Fix H/W bug of ALC100/100P */ |
| 293 | if (reg == AC97_MASTER || reg == AC97_HEADPHONE) |
| 294 | ac97->bus->ops->write(ac97, AC97_RESET, 0); /* reset audio codec */ |
| 295 | } |
| 296 | ac97->bus->ops->write(ac97, reg, value); |
| 297 | } |
| 298 | |
| 299 | /** |
| 300 | * snd_ac97_read - read a value from the given register |
| 301 | * |
| 302 | * @ac97: the ac97 instance |
| 303 | * @reg: the register to read |
| 304 | * |
| 305 | * Reads a value from the given register. This will invoke the read |
| 306 | * callback directly after the register check. |
| 307 | * |
| 308 | * Returns the read value. |
| 309 | */ |
| 310 | unsigned short snd_ac97_read(ac97_t *ac97, unsigned short reg) |
| 311 | { |
| 312 | if (!snd_ac97_valid_reg(ac97, reg)) |
| 313 | return 0; |
| 314 | return ac97->bus->ops->read(ac97, reg); |
| 315 | } |
| 316 | |
| 317 | /* read a register - return the cached value if already read */ |
| 318 | static inline unsigned short snd_ac97_read_cache(ac97_t *ac97, unsigned short reg) |
| 319 | { |
| 320 | if (! test_bit(reg, ac97->reg_accessed)) { |
| 321 | ac97->regs[reg] = ac97->bus->ops->read(ac97, reg); |
| 322 | // set_bit(reg, ac97->reg_accessed); |
| 323 | } |
| 324 | return ac97->regs[reg]; |
| 325 | } |
| 326 | |
| 327 | /** |
| 328 | * snd_ac97_write_cache - write a value on the given register and update the cache |
| 329 | * @ac97: the ac97 instance |
| 330 | * @reg: the register to change |
| 331 | * @value: the value to set |
| 332 | * |
| 333 | * Writes a value on the given register and updates the register |
| 334 | * cache. The cached values are used for the cached-read and the |
| 335 | * suspend/resume. |
| 336 | */ |
| 337 | void snd_ac97_write_cache(ac97_t *ac97, unsigned short reg, unsigned short value) |
| 338 | { |
| 339 | if (!snd_ac97_valid_reg(ac97, reg)) |
| 340 | return; |
| 341 | down(&ac97->reg_mutex); |
| 342 | ac97->regs[reg] = value; |
| 343 | ac97->bus->ops->write(ac97, reg, value); |
| 344 | set_bit(reg, ac97->reg_accessed); |
| 345 | up(&ac97->reg_mutex); |
| 346 | } |
| 347 | |
| 348 | /** |
| 349 | * snd_ac97_update - update the value on the given register |
| 350 | * @ac97: the ac97 instance |
| 351 | * @reg: the register to change |
| 352 | * @value: the value to set |
| 353 | * |
| 354 | * Compares the value with the register cache and updates the value |
| 355 | * only when the value is changed. |
| 356 | * |
| 357 | * Returns 1 if the value is changed, 0 if no change, or a negative |
| 358 | * code on failure. |
| 359 | */ |
| 360 | int snd_ac97_update(ac97_t *ac97, unsigned short reg, unsigned short value) |
| 361 | { |
| 362 | int change; |
| 363 | |
| 364 | if (!snd_ac97_valid_reg(ac97, reg)) |
| 365 | return -EINVAL; |
| 366 | down(&ac97->reg_mutex); |
| 367 | change = ac97->regs[reg] != value; |
| 368 | if (change) { |
| 369 | ac97->regs[reg] = value; |
| 370 | ac97->bus->ops->write(ac97, reg, value); |
| 371 | } |
Takashi Iwai | 52b7238 | 2005-06-30 13:47:06 +0200 | [diff] [blame] | 372 | set_bit(reg, ac97->reg_accessed); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 373 | up(&ac97->reg_mutex); |
| 374 | return change; |
| 375 | } |
| 376 | |
| 377 | /** |
| 378 | * snd_ac97_update_bits - update the bits on the given register |
| 379 | * @ac97: the ac97 instance |
| 380 | * @reg: the register to change |
| 381 | * @mask: the bit-mask to change |
| 382 | * @value: the value to set |
| 383 | * |
| 384 | * Updates the masked-bits on the given register only when the value |
| 385 | * is changed. |
| 386 | * |
| 387 | * Returns 1 if the bits are changed, 0 if no change, or a negative |
| 388 | * code on failure. |
| 389 | */ |
| 390 | int snd_ac97_update_bits(ac97_t *ac97, unsigned short reg, unsigned short mask, unsigned short value) |
| 391 | { |
| 392 | int change; |
| 393 | |
| 394 | if (!snd_ac97_valid_reg(ac97, reg)) |
| 395 | return -EINVAL; |
| 396 | down(&ac97->reg_mutex); |
| 397 | change = snd_ac97_update_bits_nolock(ac97, reg, mask, value); |
| 398 | up(&ac97->reg_mutex); |
| 399 | return change; |
| 400 | } |
| 401 | |
| 402 | /* no lock version - see snd_ac97_updat_bits() */ |
| 403 | int snd_ac97_update_bits_nolock(ac97_t *ac97, unsigned short reg, |
| 404 | unsigned short mask, unsigned short value) |
| 405 | { |
| 406 | int change; |
| 407 | unsigned short old, new; |
| 408 | |
| 409 | old = snd_ac97_read_cache(ac97, reg); |
| 410 | new = (old & ~mask) | value; |
| 411 | change = old != new; |
| 412 | if (change) { |
| 413 | ac97->regs[reg] = new; |
| 414 | ac97->bus->ops->write(ac97, reg, new); |
| 415 | } |
Takashi Iwai | 52b7238 | 2005-06-30 13:47:06 +0200 | [diff] [blame] | 416 | set_bit(reg, ac97->reg_accessed); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 417 | return change; |
| 418 | } |
| 419 | |
| 420 | static int snd_ac97_ad18xx_update_pcm_bits(ac97_t *ac97, int codec, unsigned short mask, unsigned short value) |
| 421 | { |
| 422 | int change; |
| 423 | unsigned short old, new, cfg; |
| 424 | |
| 425 | down(&ac97->page_mutex); |
| 426 | old = ac97->spec.ad18xx.pcmreg[codec]; |
| 427 | new = (old & ~mask) | value; |
| 428 | change = old != new; |
| 429 | if (change) { |
| 430 | down(&ac97->reg_mutex); |
| 431 | cfg = snd_ac97_read_cache(ac97, AC97_AD_SERIAL_CFG); |
| 432 | ac97->spec.ad18xx.pcmreg[codec] = new; |
| 433 | /* select single codec */ |
| 434 | ac97->bus->ops->write(ac97, AC97_AD_SERIAL_CFG, |
| 435 | (cfg & ~0x7000) | |
| 436 | ac97->spec.ad18xx.unchained[codec] | ac97->spec.ad18xx.chained[codec]); |
| 437 | /* update PCM bits */ |
| 438 | ac97->bus->ops->write(ac97, AC97_PCM, new); |
| 439 | /* select all codecs */ |
| 440 | ac97->bus->ops->write(ac97, AC97_AD_SERIAL_CFG, |
| 441 | cfg | 0x7000); |
| 442 | up(&ac97->reg_mutex); |
| 443 | } |
| 444 | up(&ac97->page_mutex); |
| 445 | return change; |
| 446 | } |
| 447 | |
| 448 | /* |
| 449 | * Controls |
| 450 | */ |
| 451 | |
| 452 | int snd_ac97_info_enum_double(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) |
| 453 | { |
| 454 | struct ac97_enum *e = (struct ac97_enum *)kcontrol->private_value; |
| 455 | |
| 456 | uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; |
| 457 | uinfo->count = e->shift_l == e->shift_r ? 1 : 2; |
| 458 | uinfo->value.enumerated.items = e->mask; |
| 459 | |
| 460 | if (uinfo->value.enumerated.item > e->mask - 1) |
| 461 | uinfo->value.enumerated.item = e->mask - 1; |
| 462 | strcpy(uinfo->value.enumerated.name, e->texts[uinfo->value.enumerated.item]); |
| 463 | return 0; |
| 464 | } |
| 465 | |
| 466 | int snd_ac97_get_enum_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) |
| 467 | { |
| 468 | ac97_t *ac97 = snd_kcontrol_chip(kcontrol); |
| 469 | struct ac97_enum *e = (struct ac97_enum *)kcontrol->private_value; |
Takashi Iwai | 5f0dccf | 2005-04-07 15:53:20 +0200 | [diff] [blame] | 470 | unsigned short val, bitmask; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 471 | |
Sergey Vlasov | b16760b | 2005-04-25 11:22:20 +0200 | [diff] [blame] | 472 | for (bitmask = 1; bitmask < e->mask; bitmask <<= 1) |
Takashi Iwai | 5f0dccf | 2005-04-07 15:53:20 +0200 | [diff] [blame] | 473 | ; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 474 | val = snd_ac97_read_cache(ac97, e->reg); |
Takashi Iwai | 5f0dccf | 2005-04-07 15:53:20 +0200 | [diff] [blame] | 475 | ucontrol->value.enumerated.item[0] = (val >> e->shift_l) & (bitmask - 1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 476 | if (e->shift_l != e->shift_r) |
Takashi Iwai | 5f0dccf | 2005-04-07 15:53:20 +0200 | [diff] [blame] | 477 | ucontrol->value.enumerated.item[1] = (val >> e->shift_r) & (bitmask - 1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 478 | |
| 479 | return 0; |
| 480 | } |
| 481 | |
| 482 | int snd_ac97_put_enum_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) |
| 483 | { |
| 484 | ac97_t *ac97 = snd_kcontrol_chip(kcontrol); |
| 485 | struct ac97_enum *e = (struct ac97_enum *)kcontrol->private_value; |
| 486 | unsigned short val; |
Takashi Iwai | 5f0dccf | 2005-04-07 15:53:20 +0200 | [diff] [blame] | 487 | unsigned short mask, bitmask; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 488 | |
Sergey Vlasov | b16760b | 2005-04-25 11:22:20 +0200 | [diff] [blame] | 489 | for (bitmask = 1; bitmask < e->mask; bitmask <<= 1) |
Takashi Iwai | 5f0dccf | 2005-04-07 15:53:20 +0200 | [diff] [blame] | 490 | ; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 491 | if (ucontrol->value.enumerated.item[0] > e->mask - 1) |
| 492 | return -EINVAL; |
| 493 | val = ucontrol->value.enumerated.item[0] << e->shift_l; |
Takashi Iwai | 5f0dccf | 2005-04-07 15:53:20 +0200 | [diff] [blame] | 494 | mask = (bitmask - 1) << e->shift_l; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 495 | if (e->shift_l != e->shift_r) { |
| 496 | if (ucontrol->value.enumerated.item[1] > e->mask - 1) |
| 497 | return -EINVAL; |
| 498 | val |= ucontrol->value.enumerated.item[1] << e->shift_r; |
Takashi Iwai | 5f0dccf | 2005-04-07 15:53:20 +0200 | [diff] [blame] | 499 | mask |= (bitmask - 1) << e->shift_r; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 500 | } |
| 501 | return snd_ac97_update_bits(ac97, e->reg, mask, val); |
| 502 | } |
| 503 | |
| 504 | /* save/restore ac97 v2.3 paging */ |
| 505 | static int snd_ac97_page_save(ac97_t *ac97, int reg, snd_kcontrol_t *kcontrol) |
| 506 | { |
| 507 | int page_save = -1; |
| 508 | if ((kcontrol->private_value & (1<<25)) && |
| 509 | (ac97->ext_id & AC97_EI_REV_MASK) >= AC97_EI_REV_23 && |
| 510 | (reg >= 0x60 && reg < 0x70)) { |
| 511 | unsigned short page = (kcontrol->private_value >> 26) & 0x0f; |
| 512 | down(&ac97->page_mutex); /* lock paging */ |
| 513 | page_save = snd_ac97_read(ac97, AC97_INT_PAGING) & AC97_PAGE_MASK; |
| 514 | snd_ac97_update_bits(ac97, AC97_INT_PAGING, AC97_PAGE_MASK, page); |
| 515 | } |
| 516 | return page_save; |
| 517 | } |
| 518 | |
| 519 | static void snd_ac97_page_restore(ac97_t *ac97, int page_save) |
| 520 | { |
| 521 | if (page_save >= 0) { |
| 522 | snd_ac97_update_bits(ac97, AC97_INT_PAGING, AC97_PAGE_MASK, page_save); |
| 523 | up(&ac97->page_mutex); /* unlock paging */ |
| 524 | } |
| 525 | } |
| 526 | |
| 527 | /* volume and switch controls */ |
| 528 | int snd_ac97_info_volsw(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) |
| 529 | { |
| 530 | int mask = (kcontrol->private_value >> 16) & 0xff; |
| 531 | int shift = (kcontrol->private_value >> 8) & 0x0f; |
| 532 | int rshift = (kcontrol->private_value >> 12) & 0x0f; |
| 533 | |
| 534 | uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER; |
| 535 | uinfo->count = shift == rshift ? 1 : 2; |
| 536 | uinfo->value.integer.min = 0; |
| 537 | uinfo->value.integer.max = mask; |
| 538 | return 0; |
| 539 | } |
| 540 | |
| 541 | int snd_ac97_get_volsw(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) |
| 542 | { |
| 543 | ac97_t *ac97 = snd_kcontrol_chip(kcontrol); |
| 544 | int reg = kcontrol->private_value & 0xff; |
| 545 | int shift = (kcontrol->private_value >> 8) & 0x0f; |
| 546 | int rshift = (kcontrol->private_value >> 12) & 0x0f; |
| 547 | int mask = (kcontrol->private_value >> 16) & 0xff; |
| 548 | int invert = (kcontrol->private_value >> 24) & 0x01; |
| 549 | int page_save; |
| 550 | |
| 551 | page_save = snd_ac97_page_save(ac97, reg, kcontrol); |
| 552 | ucontrol->value.integer.value[0] = (snd_ac97_read_cache(ac97, reg) >> shift) & mask; |
| 553 | if (shift != rshift) |
| 554 | ucontrol->value.integer.value[1] = (snd_ac97_read_cache(ac97, reg) >> rshift) & mask; |
| 555 | if (invert) { |
| 556 | ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0]; |
| 557 | if (shift != rshift) |
| 558 | ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1]; |
| 559 | } |
| 560 | snd_ac97_page_restore(ac97, page_save); |
| 561 | return 0; |
| 562 | } |
| 563 | |
| 564 | int snd_ac97_put_volsw(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) |
| 565 | { |
| 566 | ac97_t *ac97 = snd_kcontrol_chip(kcontrol); |
| 567 | int reg = kcontrol->private_value & 0xff; |
| 568 | int shift = (kcontrol->private_value >> 8) & 0x0f; |
| 569 | int rshift = (kcontrol->private_value >> 12) & 0x0f; |
| 570 | int mask = (kcontrol->private_value >> 16) & 0xff; |
| 571 | int invert = (kcontrol->private_value >> 24) & 0x01; |
| 572 | int err, page_save; |
| 573 | unsigned short val, val2, val_mask; |
| 574 | |
| 575 | page_save = snd_ac97_page_save(ac97, reg, kcontrol); |
| 576 | val = (ucontrol->value.integer.value[0] & mask); |
| 577 | if (invert) |
| 578 | val = mask - val; |
| 579 | val_mask = mask << shift; |
| 580 | val = val << shift; |
| 581 | if (shift != rshift) { |
| 582 | val2 = (ucontrol->value.integer.value[1] & mask); |
| 583 | if (invert) |
| 584 | val2 = mask - val2; |
| 585 | val_mask |= mask << rshift; |
| 586 | val |= val2 << rshift; |
| 587 | } |
| 588 | err = snd_ac97_update_bits(ac97, reg, val_mask, val); |
| 589 | snd_ac97_page_restore(ac97, page_save); |
| 590 | return err; |
| 591 | } |
| 592 | |
| 593 | static const snd_kcontrol_new_t snd_ac97_controls_master_mono[2] = { |
| 594 | AC97_SINGLE("Master Mono Playback Switch", AC97_MASTER_MONO, 15, 1, 1), |
| 595 | AC97_SINGLE("Master Mono Playback Volume", AC97_MASTER_MONO, 0, 31, 1) |
| 596 | }; |
| 597 | |
| 598 | static const snd_kcontrol_new_t snd_ac97_controls_tone[2] = { |
| 599 | AC97_SINGLE("Tone Control - Bass", AC97_MASTER_TONE, 8, 15, 1), |
| 600 | AC97_SINGLE("Tone Control - Treble", AC97_MASTER_TONE, 0, 15, 1) |
| 601 | }; |
| 602 | |
| 603 | static const snd_kcontrol_new_t snd_ac97_controls_pc_beep[2] = { |
| 604 | AC97_SINGLE("PC Speaker Playback Switch", AC97_PC_BEEP, 15, 1, 1), |
| 605 | AC97_SINGLE("PC Speaker Playback Volume", AC97_PC_BEEP, 1, 15, 1) |
| 606 | }; |
| 607 | |
| 608 | static const snd_kcontrol_new_t snd_ac97_controls_mic_boost = |
| 609 | AC97_SINGLE("Mic Boost (+20dB)", AC97_MIC, 6, 1, 0); |
| 610 | |
| 611 | |
| 612 | static const char* std_rec_sel[] = {"Mic", "CD", "Video", "Aux", "Line", "Mix", "Mix Mono", "Phone"}; |
| 613 | static const char* std_3d_path[] = {"pre 3D", "post 3D"}; |
| 614 | static const char* std_mix[] = {"Mix", "Mic"}; |
| 615 | static const char* std_mic[] = {"Mic1", "Mic2"}; |
| 616 | |
| 617 | static const struct ac97_enum std_enum[] = { |
| 618 | AC97_ENUM_DOUBLE(AC97_REC_SEL, 8, 0, 8, std_rec_sel), |
| 619 | AC97_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 15, 2, std_3d_path), |
| 620 | AC97_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 9, 2, std_mix), |
| 621 | AC97_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 8, 2, std_mic), |
| 622 | }; |
| 623 | |
| 624 | static const snd_kcontrol_new_t snd_ac97_control_capture_src = |
| 625 | AC97_ENUM("Capture Source", std_enum[0]); |
| 626 | |
| 627 | static const snd_kcontrol_new_t snd_ac97_control_capture_vol = |
| 628 | AC97_DOUBLE("Capture Volume", AC97_REC_GAIN, 8, 0, 15, 0); |
| 629 | |
| 630 | static const snd_kcontrol_new_t snd_ac97_controls_mic_capture[2] = { |
| 631 | AC97_SINGLE("Mic Capture Switch", AC97_REC_GAIN_MIC, 15, 1, 1), |
| 632 | AC97_SINGLE("Mic Capture Volume", AC97_REC_GAIN_MIC, 0, 15, 0) |
| 633 | }; |
| 634 | |
| 635 | typedef enum { |
| 636 | AC97_GENERAL_PCM_OUT = 0, |
| 637 | AC97_GENERAL_STEREO_ENHANCEMENT, |
| 638 | AC97_GENERAL_3D, |
| 639 | AC97_GENERAL_LOUDNESS, |
| 640 | AC97_GENERAL_MONO, |
| 641 | AC97_GENERAL_MIC, |
| 642 | AC97_GENERAL_LOOPBACK |
| 643 | } ac97_general_index_t; |
| 644 | |
| 645 | static const snd_kcontrol_new_t snd_ac97_controls_general[7] = { |
| 646 | AC97_ENUM("PCM Out Path & Mute", std_enum[1]), |
| 647 | AC97_SINGLE("Simulated Stereo Enhancement", AC97_GENERAL_PURPOSE, 14, 1, 0), |
| 648 | AC97_SINGLE("3D Control - Switch", AC97_GENERAL_PURPOSE, 13, 1, 0), |
| 649 | AC97_SINGLE("Loudness (bass boost)", AC97_GENERAL_PURPOSE, 12, 1, 0), |
| 650 | AC97_ENUM("Mono Output Select", std_enum[2]), |
| 651 | AC97_ENUM("Mic Select", std_enum[3]), |
| 652 | AC97_SINGLE("ADC/DAC Loopback", AC97_GENERAL_PURPOSE, 7, 1, 0) |
| 653 | }; |
| 654 | |
| 655 | const snd_kcontrol_new_t snd_ac97_controls_3d[2] = { |
| 656 | AC97_SINGLE("3D Control - Center", AC97_3D_CONTROL, 8, 15, 0), |
| 657 | AC97_SINGLE("3D Control - Depth", AC97_3D_CONTROL, 0, 15, 0) |
| 658 | }; |
| 659 | |
| 660 | static const snd_kcontrol_new_t snd_ac97_controls_center[2] = { |
| 661 | AC97_SINGLE("Center Playback Switch", AC97_CENTER_LFE_MASTER, 7, 1, 1), |
| 662 | AC97_SINGLE("Center Playback Volume", AC97_CENTER_LFE_MASTER, 0, 31, 1) |
| 663 | }; |
| 664 | |
| 665 | static const snd_kcontrol_new_t snd_ac97_controls_lfe[2] = { |
| 666 | AC97_SINGLE("LFE Playback Switch", AC97_CENTER_LFE_MASTER, 15, 1, 1), |
| 667 | AC97_SINGLE("LFE Playback Volume", AC97_CENTER_LFE_MASTER, 8, 31, 1) |
| 668 | }; |
| 669 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 670 | static const snd_kcontrol_new_t snd_ac97_control_eapd = |
| 671 | AC97_SINGLE("External Amplifier", AC97_POWERDOWN, 15, 1, 1); |
| 672 | |
Sasha Khapyorsky | 87d61c2 | 2005-05-29 15:08:23 +0200 | [diff] [blame] | 673 | static const snd_kcontrol_new_t snd_ac97_controls_modem_switches[2] = { |
| 674 | AC97_SINGLE("Off-hook Switch", AC97_GPIO_STATUS, 0, 1, 0), |
| 675 | AC97_SINGLE("Caller ID Switch", AC97_GPIO_STATUS, 2, 1, 0) |
| 676 | }; |
| 677 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 678 | /* change the existing EAPD control as inverted */ |
| 679 | static void set_inv_eapd(ac97_t *ac97, snd_kcontrol_t *kctl) |
| 680 | { |
| 681 | kctl->private_value = AC97_SINGLE_VALUE(AC97_POWERDOWN, 15, 1, 0); |
| 682 | snd_ac97_update_bits(ac97, AC97_POWERDOWN, (1<<15), (1<<15)); /* EAPD up */ |
| 683 | ac97->scaps |= AC97_SCAP_INV_EAPD; |
| 684 | } |
| 685 | |
| 686 | static int snd_ac97_spdif_mask_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) |
| 687 | { |
| 688 | uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; |
| 689 | uinfo->count = 1; |
| 690 | return 0; |
| 691 | } |
| 692 | |
| 693 | static int snd_ac97_spdif_cmask_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t * ucontrol) |
| 694 | { |
| 695 | ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL | |
| 696 | IEC958_AES0_NONAUDIO | |
| 697 | IEC958_AES0_CON_EMPHASIS_5015 | |
| 698 | IEC958_AES0_CON_NOT_COPYRIGHT; |
| 699 | ucontrol->value.iec958.status[1] = IEC958_AES1_CON_CATEGORY | |
| 700 | IEC958_AES1_CON_ORIGINAL; |
| 701 | ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS; |
| 702 | return 0; |
| 703 | } |
| 704 | |
| 705 | static int snd_ac97_spdif_pmask_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t * ucontrol) |
| 706 | { |
| 707 | /* FIXME: AC'97 spec doesn't say which bits are used for what */ |
| 708 | ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL | |
| 709 | IEC958_AES0_NONAUDIO | |
| 710 | IEC958_AES0_PRO_FS | |
| 711 | IEC958_AES0_PRO_EMPHASIS_5015; |
| 712 | return 0; |
| 713 | } |
| 714 | |
| 715 | static int snd_ac97_spdif_default_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t * ucontrol) |
| 716 | { |
| 717 | ac97_t *ac97 = snd_kcontrol_chip(kcontrol); |
| 718 | |
| 719 | down(&ac97->reg_mutex); |
| 720 | ucontrol->value.iec958.status[0] = ac97->spdif_status & 0xff; |
| 721 | ucontrol->value.iec958.status[1] = (ac97->spdif_status >> 8) & 0xff; |
| 722 | ucontrol->value.iec958.status[2] = (ac97->spdif_status >> 16) & 0xff; |
| 723 | ucontrol->value.iec958.status[3] = (ac97->spdif_status >> 24) & 0xff; |
| 724 | up(&ac97->reg_mutex); |
| 725 | return 0; |
| 726 | } |
| 727 | |
| 728 | static int snd_ac97_spdif_default_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t * ucontrol) |
| 729 | { |
| 730 | ac97_t *ac97 = snd_kcontrol_chip(kcontrol); |
| 731 | unsigned int new = 0; |
| 732 | unsigned short val = 0; |
| 733 | int change; |
| 734 | |
| 735 | new = val = ucontrol->value.iec958.status[0] & (IEC958_AES0_PROFESSIONAL|IEC958_AES0_NONAUDIO); |
| 736 | if (ucontrol->value.iec958.status[0] & IEC958_AES0_PROFESSIONAL) { |
| 737 | new |= ucontrol->value.iec958.status[0] & (IEC958_AES0_PRO_FS|IEC958_AES0_PRO_EMPHASIS_5015); |
| 738 | switch (new & IEC958_AES0_PRO_FS) { |
| 739 | case IEC958_AES0_PRO_FS_44100: val |= 0<<12; break; |
| 740 | case IEC958_AES0_PRO_FS_48000: val |= 2<<12; break; |
| 741 | case IEC958_AES0_PRO_FS_32000: val |= 3<<12; break; |
| 742 | default: val |= 1<<12; break; |
| 743 | } |
| 744 | if ((new & IEC958_AES0_PRO_EMPHASIS) == IEC958_AES0_PRO_EMPHASIS_5015) |
| 745 | val |= 1<<3; |
| 746 | } else { |
| 747 | new |= ucontrol->value.iec958.status[0] & (IEC958_AES0_CON_EMPHASIS_5015|IEC958_AES0_CON_NOT_COPYRIGHT); |
| 748 | new |= ((ucontrol->value.iec958.status[1] & (IEC958_AES1_CON_CATEGORY|IEC958_AES1_CON_ORIGINAL)) << 8); |
| 749 | new |= ((ucontrol->value.iec958.status[3] & IEC958_AES3_CON_FS) << 24); |
| 750 | if ((new & IEC958_AES0_CON_EMPHASIS) == IEC958_AES0_CON_EMPHASIS_5015) |
| 751 | val |= 1<<3; |
| 752 | if (!(new & IEC958_AES0_CON_NOT_COPYRIGHT)) |
| 753 | val |= 1<<2; |
| 754 | val |= ((new >> 8) & 0xff) << 4; // category + original |
| 755 | switch ((new >> 24) & 0xff) { |
| 756 | case IEC958_AES3_CON_FS_44100: val |= 0<<12; break; |
| 757 | case IEC958_AES3_CON_FS_48000: val |= 2<<12; break; |
| 758 | case IEC958_AES3_CON_FS_32000: val |= 3<<12; break; |
| 759 | default: val |= 1<<12; break; |
| 760 | } |
| 761 | } |
| 762 | |
| 763 | down(&ac97->reg_mutex); |
| 764 | change = ac97->spdif_status != new; |
| 765 | ac97->spdif_status = new; |
| 766 | |
| 767 | if (ac97->flags & AC97_CS_SPDIF) { |
| 768 | int x = (val >> 12) & 0x03; |
| 769 | switch (x) { |
| 770 | case 0: x = 1; break; // 44.1 |
| 771 | case 2: x = 0; break; // 48.0 |
| 772 | default: x = 0; break; // illegal. |
| 773 | } |
| 774 | change |= snd_ac97_update_bits_nolock(ac97, AC97_CSR_SPDIF, 0x3fff, ((val & 0xcfff) | (x << 12))); |
| 775 | } else if (ac97->flags & AC97_CX_SPDIF) { |
| 776 | int v; |
| 777 | v = new & (IEC958_AES0_CON_EMPHASIS_5015|IEC958_AES0_CON_NOT_COPYRIGHT) ? 0 : AC97_CXR_COPYRGT; |
| 778 | v |= new & IEC958_AES0_NONAUDIO ? AC97_CXR_SPDIF_AC3 : AC97_CXR_SPDIF_PCM; |
| 779 | change |= snd_ac97_update_bits_nolock(ac97, AC97_CXR_AUDIO_MISC, |
| 780 | AC97_CXR_SPDIF_MASK | AC97_CXR_COPYRGT, |
| 781 | v); |
| 782 | } else { |
| 783 | unsigned short extst = snd_ac97_read_cache(ac97, AC97_EXTENDED_STATUS); |
| 784 | snd_ac97_update_bits_nolock(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, 0); /* turn off */ |
| 785 | |
| 786 | change |= snd_ac97_update_bits_nolock(ac97, AC97_SPDIF, 0x3fff, val); |
| 787 | if (extst & AC97_EA_SPDIF) { |
| 788 | snd_ac97_update_bits_nolock(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, AC97_EA_SPDIF); /* turn on again */ |
| 789 | } |
| 790 | } |
| 791 | up(&ac97->reg_mutex); |
| 792 | |
| 793 | return change; |
| 794 | } |
| 795 | |
| 796 | static int snd_ac97_put_spsa(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) |
| 797 | { |
| 798 | ac97_t *ac97 = snd_kcontrol_chip(kcontrol); |
| 799 | int reg = kcontrol->private_value & 0xff; |
| 800 | int shift = (kcontrol->private_value >> 8) & 0xff; |
| 801 | int mask = (kcontrol->private_value >> 16) & 0xff; |
| 802 | // int invert = (kcontrol->private_value >> 24) & 0xff; |
| 803 | unsigned short value, old, new; |
| 804 | int change; |
| 805 | |
| 806 | value = (ucontrol->value.integer.value[0] & mask); |
| 807 | |
| 808 | down(&ac97->reg_mutex); |
| 809 | mask <<= shift; |
| 810 | value <<= shift; |
| 811 | old = snd_ac97_read_cache(ac97, reg); |
| 812 | new = (old & ~mask) | value; |
| 813 | change = old != new; |
| 814 | |
| 815 | if (change) { |
| 816 | unsigned short extst = snd_ac97_read_cache(ac97, AC97_EXTENDED_STATUS); |
| 817 | snd_ac97_update_bits_nolock(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, 0); /* turn off */ |
| 818 | change = snd_ac97_update_bits_nolock(ac97, reg, mask, value); |
| 819 | if (extst & AC97_EA_SPDIF) |
| 820 | snd_ac97_update_bits_nolock(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, AC97_EA_SPDIF); /* turn on again */ |
| 821 | } |
| 822 | up(&ac97->reg_mutex); |
| 823 | return change; |
| 824 | } |
| 825 | |
| 826 | const snd_kcontrol_new_t snd_ac97_controls_spdif[5] = { |
| 827 | { |
| 828 | .access = SNDRV_CTL_ELEM_ACCESS_READ, |
| 829 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
| 830 | .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK), |
| 831 | .info = snd_ac97_spdif_mask_info, |
| 832 | .get = snd_ac97_spdif_cmask_get, |
| 833 | }, |
| 834 | { |
| 835 | .access = SNDRV_CTL_ELEM_ACCESS_READ, |
| 836 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
| 837 | .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PRO_MASK), |
| 838 | .info = snd_ac97_spdif_mask_info, |
| 839 | .get = snd_ac97_spdif_pmask_get, |
| 840 | }, |
| 841 | { |
| 842 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
| 843 | .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT), |
| 844 | .info = snd_ac97_spdif_mask_info, |
| 845 | .get = snd_ac97_spdif_default_get, |
| 846 | .put = snd_ac97_spdif_default_put, |
| 847 | }, |
| 848 | |
| 849 | AC97_SINGLE(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH),AC97_EXTENDED_STATUS, 2, 1, 0), |
| 850 | { |
| 851 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
| 852 | .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,NONE) "AC97-SPSA", |
| 853 | .info = snd_ac97_info_volsw, |
| 854 | .get = snd_ac97_get_volsw, |
| 855 | .put = snd_ac97_put_spsa, |
| 856 | .private_value = AC97_SINGLE_VALUE(AC97_EXTENDED_STATUS, 4, 3, 0) |
| 857 | }, |
| 858 | }; |
| 859 | |
| 860 | #define AD18XX_PCM_BITS(xname, codec, lshift, rshift, mask) \ |
| 861 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_ac97_ad18xx_pcm_info_bits, \ |
| 862 | .get = snd_ac97_ad18xx_pcm_get_bits, .put = snd_ac97_ad18xx_pcm_put_bits, \ |
| 863 | .private_value = (codec) | ((lshift) << 8) | ((rshift) << 12) | ((mask) << 16) } |
| 864 | |
| 865 | static int snd_ac97_ad18xx_pcm_info_bits(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) |
| 866 | { |
| 867 | ac97_t *ac97 = snd_kcontrol_chip(kcontrol); |
| 868 | int mask = (kcontrol->private_value >> 16) & 0x0f; |
| 869 | int lshift = (kcontrol->private_value >> 8) & 0x0f; |
| 870 | int rshift = (kcontrol->private_value >> 12) & 0x0f; |
| 871 | |
| 872 | uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER; |
| 873 | if (lshift != rshift && (ac97->flags & AC97_STEREO_MUTES)) |
| 874 | uinfo->count = 2; |
| 875 | else |
| 876 | uinfo->count = 1; |
| 877 | uinfo->value.integer.min = 0; |
| 878 | uinfo->value.integer.max = mask; |
| 879 | return 0; |
| 880 | } |
| 881 | |
| 882 | static int snd_ac97_ad18xx_pcm_get_bits(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) |
| 883 | { |
| 884 | ac97_t *ac97 = snd_kcontrol_chip(kcontrol); |
| 885 | int codec = kcontrol->private_value & 3; |
| 886 | int lshift = (kcontrol->private_value >> 8) & 0x0f; |
| 887 | int rshift = (kcontrol->private_value >> 12) & 0x0f; |
| 888 | int mask = (kcontrol->private_value >> 16) & 0xff; |
| 889 | |
| 890 | ucontrol->value.integer.value[0] = mask - ((ac97->spec.ad18xx.pcmreg[codec] >> lshift) & mask); |
| 891 | if (lshift != rshift && (ac97->flags & AC97_STEREO_MUTES)) |
| 892 | ucontrol->value.integer.value[1] = mask - ((ac97->spec.ad18xx.pcmreg[codec] >> rshift) & mask); |
| 893 | return 0; |
| 894 | } |
| 895 | |
| 896 | static int snd_ac97_ad18xx_pcm_put_bits(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) |
| 897 | { |
| 898 | ac97_t *ac97 = snd_kcontrol_chip(kcontrol); |
| 899 | int codec = kcontrol->private_value & 3; |
| 900 | int lshift = (kcontrol->private_value >> 8) & 0x0f; |
| 901 | int rshift = (kcontrol->private_value >> 12) & 0x0f; |
| 902 | int mask = (kcontrol->private_value >> 16) & 0xff; |
| 903 | unsigned short val, valmask; |
| 904 | |
| 905 | val = (mask - (ucontrol->value.integer.value[0] & mask)) << lshift; |
| 906 | valmask = mask << lshift; |
| 907 | if (lshift != rshift && (ac97->flags & AC97_STEREO_MUTES)) { |
| 908 | val |= (mask - (ucontrol->value.integer.value[1] & mask)) << rshift; |
| 909 | valmask |= mask << rshift; |
| 910 | } |
| 911 | return snd_ac97_ad18xx_update_pcm_bits(ac97, codec, valmask, val); |
| 912 | } |
| 913 | |
| 914 | #define AD18XX_PCM_VOLUME(xname, codec) \ |
| 915 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_ac97_ad18xx_pcm_info_volume, \ |
| 916 | .get = snd_ac97_ad18xx_pcm_get_volume, .put = snd_ac97_ad18xx_pcm_put_volume, \ |
| 917 | .private_value = codec } |
| 918 | |
| 919 | static int snd_ac97_ad18xx_pcm_info_volume(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) |
| 920 | { |
| 921 | uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; |
| 922 | uinfo->count = 2; |
| 923 | uinfo->value.integer.min = 0; |
| 924 | uinfo->value.integer.max = 31; |
| 925 | return 0; |
| 926 | } |
| 927 | |
| 928 | static int snd_ac97_ad18xx_pcm_get_volume(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) |
| 929 | { |
| 930 | ac97_t *ac97 = snd_kcontrol_chip(kcontrol); |
| 931 | int codec = kcontrol->private_value & 3; |
| 932 | |
| 933 | down(&ac97->page_mutex); |
| 934 | ucontrol->value.integer.value[0] = 31 - ((ac97->spec.ad18xx.pcmreg[codec] >> 0) & 31); |
| 935 | ucontrol->value.integer.value[1] = 31 - ((ac97->spec.ad18xx.pcmreg[codec] >> 8) & 31); |
| 936 | up(&ac97->page_mutex); |
| 937 | return 0; |
| 938 | } |
| 939 | |
| 940 | static int snd_ac97_ad18xx_pcm_put_volume(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) |
| 941 | { |
| 942 | ac97_t *ac97 = snd_kcontrol_chip(kcontrol); |
| 943 | int codec = kcontrol->private_value & 3; |
| 944 | unsigned short val1, val2; |
| 945 | |
| 946 | val1 = 31 - (ucontrol->value.integer.value[0] & 31); |
| 947 | val2 = 31 - (ucontrol->value.integer.value[1] & 31); |
| 948 | return snd_ac97_ad18xx_update_pcm_bits(ac97, codec, 0x1f1f, (val1 << 8) | val2); |
| 949 | } |
| 950 | |
| 951 | static const snd_kcontrol_new_t snd_ac97_controls_ad18xx_pcm[2] = { |
| 952 | AD18XX_PCM_BITS("PCM Playback Switch", 0, 15, 7, 1), |
| 953 | AD18XX_PCM_VOLUME("PCM Playback Volume", 0) |
| 954 | }; |
| 955 | |
| 956 | static const snd_kcontrol_new_t snd_ac97_controls_ad18xx_surround[2] = { |
| 957 | AD18XX_PCM_BITS("Surround Playback Switch", 1, 15, 7, 1), |
| 958 | AD18XX_PCM_VOLUME("Surround Playback Volume", 1) |
| 959 | }; |
| 960 | |
| 961 | static const snd_kcontrol_new_t snd_ac97_controls_ad18xx_center[2] = { |
| 962 | AD18XX_PCM_BITS("Center Playback Switch", 2, 15, 15, 1), |
| 963 | AD18XX_PCM_BITS("Center Playback Volume", 2, 8, 8, 31) |
| 964 | }; |
| 965 | |
| 966 | static const snd_kcontrol_new_t snd_ac97_controls_ad18xx_lfe[2] = { |
| 967 | AD18XX_PCM_BITS("LFE Playback Switch", 2, 7, 7, 1), |
| 968 | AD18XX_PCM_BITS("LFE Playback Volume", 2, 0, 0, 31) |
| 969 | }; |
| 970 | |
| 971 | /* |
| 972 | * |
| 973 | */ |
| 974 | |
| 975 | static void snd_ac97_powerdown(ac97_t *ac97); |
| 976 | |
| 977 | static int snd_ac97_bus_free(ac97_bus_t *bus) |
| 978 | { |
| 979 | if (bus) { |
| 980 | snd_ac97_bus_proc_done(bus); |
| 981 | kfree(bus->pcms); |
| 982 | if (bus->private_free) |
| 983 | bus->private_free(bus); |
| 984 | kfree(bus); |
| 985 | } |
| 986 | return 0; |
| 987 | } |
| 988 | |
| 989 | static int snd_ac97_bus_dev_free(snd_device_t *device) |
| 990 | { |
| 991 | ac97_bus_t *bus = device->device_data; |
| 992 | return snd_ac97_bus_free(bus); |
| 993 | } |
| 994 | |
| 995 | static int snd_ac97_free(ac97_t *ac97) |
| 996 | { |
| 997 | if (ac97) { |
| 998 | snd_ac97_proc_done(ac97); |
| 999 | if (ac97->bus) { |
| 1000 | ac97->bus->codec[ac97->num] = NULL; |
| 1001 | if (ac97->bus->shared_type) { |
| 1002 | down(&shared_codec_mutex); |
| 1003 | shared_codec[ac97->bus->shared_type-1][ac97->num] = NULL; |
| 1004 | up(&shared_codec_mutex); |
| 1005 | } |
| 1006 | } |
| 1007 | if (ac97->private_free) |
| 1008 | ac97->private_free(ac97); |
| 1009 | kfree(ac97); |
| 1010 | } |
| 1011 | return 0; |
| 1012 | } |
| 1013 | |
| 1014 | static int snd_ac97_dev_free(snd_device_t *device) |
| 1015 | { |
| 1016 | ac97_t *ac97 = device->device_data; |
| 1017 | snd_ac97_powerdown(ac97); /* for avoiding click noises during shut down */ |
| 1018 | return snd_ac97_free(ac97); |
| 1019 | } |
| 1020 | |
| 1021 | static int snd_ac97_try_volume_mix(ac97_t * ac97, int reg) |
| 1022 | { |
| 1023 | unsigned short val, mask = 0x8000; |
| 1024 | |
| 1025 | if (! snd_ac97_valid_reg(ac97, reg)) |
| 1026 | return 0; |
| 1027 | |
| 1028 | switch (reg) { |
| 1029 | case AC97_MASTER_TONE: |
| 1030 | return ac97->caps & 0x04 ? 1 : 0; |
| 1031 | case AC97_HEADPHONE: |
| 1032 | return ac97->caps & 0x10 ? 1 : 0; |
| 1033 | case AC97_REC_GAIN_MIC: |
| 1034 | return ac97->caps & 0x01 ? 1 : 0; |
| 1035 | case AC97_3D_CONTROL: |
| 1036 | if (ac97->caps & 0x7c00) { |
| 1037 | val = snd_ac97_read(ac97, reg); |
| 1038 | /* if nonzero - fixed and we can't set it */ |
| 1039 | return val == 0; |
| 1040 | } |
| 1041 | return 0; |
| 1042 | case AC97_CENTER_LFE_MASTER: /* center */ |
| 1043 | if ((ac97->ext_id & AC97_EI_CDAC) == 0) |
| 1044 | return 0; |
| 1045 | break; |
| 1046 | case AC97_CENTER_LFE_MASTER+1: /* lfe */ |
| 1047 | if ((ac97->ext_id & AC97_EI_LDAC) == 0) |
| 1048 | return 0; |
| 1049 | reg = AC97_CENTER_LFE_MASTER; |
| 1050 | mask = 0x0080; |
| 1051 | break; |
| 1052 | case AC97_SURROUND_MASTER: |
| 1053 | if ((ac97->ext_id & AC97_EI_SDAC) == 0) |
| 1054 | return 0; |
| 1055 | break; |
| 1056 | } |
| 1057 | |
| 1058 | if (ac97->limited_regs && test_bit(reg, ac97->reg_accessed)) |
| 1059 | return 1; /* allow without check */ |
| 1060 | |
| 1061 | val = snd_ac97_read(ac97, reg); |
| 1062 | if (!(val & mask)) { |
| 1063 | /* nothing seems to be here - mute flag is not set */ |
| 1064 | /* try another test */ |
| 1065 | snd_ac97_write_cache(ac97, reg, val | mask); |
| 1066 | val = snd_ac97_read(ac97, reg); |
| 1067 | if (!(val & mask)) |
| 1068 | return 0; /* nothing here */ |
| 1069 | } |
| 1070 | return 1; /* success, useable */ |
| 1071 | } |
| 1072 | |
| 1073 | static void check_volume_resolution(ac97_t *ac97, int reg, unsigned char *lo_max, unsigned char *hi_max) |
| 1074 | { |
| 1075 | unsigned short cbit[3] = { 0x20, 0x10, 0x01 }; |
| 1076 | unsigned char max[3] = { 63, 31, 15 }; |
| 1077 | int i; |
| 1078 | |
| 1079 | *lo_max = *hi_max = 0; |
| 1080 | for (i = 0 ; i < ARRAY_SIZE(cbit); i++) { |
| 1081 | unsigned short val; |
| 1082 | snd_ac97_write(ac97, reg, 0x8080 | cbit[i] | (cbit[i] << 8)); |
James Courtier-Dutton | c9eab12 | 2005-07-10 12:04:29 +0200 | [diff] [blame] | 1083 | /* Do the read twice due to buffers on some ac97 codecs. |
| 1084 | * e.g. The STAC9704 returns exactly what you wrote the the register |
| 1085 | * if you read it immediately. This causes the detect routine to fail. |
| 1086 | */ |
| 1087 | val = snd_ac97_read(ac97, reg); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1088 | val = snd_ac97_read(ac97, reg); |
Takashi Iwai | a214267 | 2005-03-29 16:33:28 +0200 | [diff] [blame] | 1089 | if (! *lo_max && (val & 0x7f) == cbit[i]) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1090 | *lo_max = max[i]; |
Takashi Iwai | a214267 | 2005-03-29 16:33:28 +0200 | [diff] [blame] | 1091 | if (! *hi_max && ((val >> 8) & 0x7f) == cbit[i]) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1092 | *hi_max = max[i]; |
| 1093 | if (*lo_max && *hi_max) |
| 1094 | break; |
| 1095 | } |
| 1096 | } |
| 1097 | |
| 1098 | int snd_ac97_try_bit(ac97_t * ac97, int reg, int bit) |
| 1099 | { |
| 1100 | unsigned short mask, val, orig, res; |
| 1101 | |
| 1102 | mask = 1 << bit; |
| 1103 | orig = snd_ac97_read(ac97, reg); |
| 1104 | val = orig ^ mask; |
| 1105 | snd_ac97_write(ac97, reg, val); |
| 1106 | res = snd_ac97_read(ac97, reg); |
| 1107 | snd_ac97_write_cache(ac97, reg, orig); |
| 1108 | return res == val; |
| 1109 | } |
| 1110 | |
| 1111 | /* check the volume resolution of center/lfe */ |
| 1112 | static void snd_ac97_change_volume_params2(ac97_t * ac97, int reg, int shift, unsigned char *max) |
| 1113 | { |
| 1114 | unsigned short val, val1; |
| 1115 | |
| 1116 | *max = 63; |
| 1117 | val = 0x8080 | (0x20 << shift); |
| 1118 | snd_ac97_write(ac97, reg, val); |
| 1119 | val1 = snd_ac97_read(ac97, reg); |
| 1120 | if (val != val1) { |
| 1121 | *max = 31; |
| 1122 | } |
| 1123 | /* reset volume to zero */ |
| 1124 | snd_ac97_write_cache(ac97, reg, 0x8080); |
| 1125 | } |
| 1126 | |
| 1127 | static inline int printable(unsigned int x) |
| 1128 | { |
| 1129 | x &= 0xff; |
| 1130 | if (x < ' ' || x >= 0x71) { |
| 1131 | if (x <= 0x89) |
| 1132 | return x - 0x71 + 'A'; |
| 1133 | return '?'; |
| 1134 | } |
| 1135 | return x; |
| 1136 | } |
| 1137 | |
| 1138 | snd_kcontrol_t *snd_ac97_cnew(const snd_kcontrol_new_t *_template, ac97_t * ac97) |
| 1139 | { |
| 1140 | snd_kcontrol_new_t template; |
| 1141 | memcpy(&template, _template, sizeof(template)); |
| 1142 | snd_runtime_check(!template.index, return NULL); |
| 1143 | template.index = ac97->num; |
| 1144 | return snd_ctl_new1(&template, ac97); |
| 1145 | } |
| 1146 | |
| 1147 | /* |
| 1148 | * create mute switch(es) for normal stereo controls |
| 1149 | */ |
| 1150 | static int snd_ac97_cmute_new_stereo(snd_card_t *card, char *name, int reg, int check_stereo, ac97_t *ac97) |
| 1151 | { |
| 1152 | snd_kcontrol_t *kctl; |
| 1153 | int err; |
| 1154 | unsigned short val, val1, mute_mask; |
| 1155 | |
| 1156 | if (! snd_ac97_valid_reg(ac97, reg)) |
| 1157 | return 0; |
| 1158 | |
| 1159 | mute_mask = 0x8000; |
| 1160 | val = snd_ac97_read(ac97, reg); |
| 1161 | if (check_stereo || (ac97->flags & AC97_STEREO_MUTES)) { |
| 1162 | /* check whether both mute bits work */ |
| 1163 | val1 = val | 0x8080; |
| 1164 | snd_ac97_write(ac97, reg, val1); |
| 1165 | if (val1 == snd_ac97_read(ac97, reg)) |
| 1166 | mute_mask = 0x8080; |
| 1167 | } |
| 1168 | if (mute_mask == 0x8080) { |
| 1169 | snd_kcontrol_new_t tmp = AC97_DOUBLE(name, reg, 15, 7, 1, 1); |
| 1170 | tmp.index = ac97->num; |
| 1171 | kctl = snd_ctl_new1(&tmp, ac97); |
| 1172 | } else { |
| 1173 | snd_kcontrol_new_t tmp = AC97_SINGLE(name, reg, 15, 1, 1); |
| 1174 | tmp.index = ac97->num; |
| 1175 | kctl = snd_ctl_new1(&tmp, ac97); |
| 1176 | } |
| 1177 | err = snd_ctl_add(card, kctl); |
| 1178 | if (err < 0) |
| 1179 | return err; |
| 1180 | /* mute as default */ |
| 1181 | snd_ac97_write_cache(ac97, reg, val | mute_mask); |
| 1182 | return 0; |
| 1183 | } |
| 1184 | |
| 1185 | /* |
| 1186 | * create a volume for normal stereo/mono controls |
| 1187 | */ |
| 1188 | static int snd_ac97_cvol_new(snd_card_t *card, char *name, int reg, unsigned int lo_max, |
| 1189 | unsigned int hi_max, ac97_t *ac97) |
| 1190 | { |
| 1191 | int err; |
| 1192 | snd_kcontrol_t *kctl; |
| 1193 | |
| 1194 | if (! snd_ac97_valid_reg(ac97, reg)) |
| 1195 | return 0; |
| 1196 | if (hi_max) { |
| 1197 | /* invert */ |
| 1198 | snd_kcontrol_new_t tmp = AC97_DOUBLE(name, reg, 8, 0, lo_max, 1); |
| 1199 | tmp.index = ac97->num; |
| 1200 | kctl = snd_ctl_new1(&tmp, ac97); |
| 1201 | } else { |
| 1202 | /* invert */ |
| 1203 | snd_kcontrol_new_t tmp = AC97_SINGLE(name, reg, 0, lo_max, 1); |
| 1204 | tmp.index = ac97->num; |
| 1205 | kctl = snd_ctl_new1(&tmp, ac97); |
| 1206 | } |
| 1207 | err = snd_ctl_add(card, kctl); |
| 1208 | if (err < 0) |
| 1209 | return err; |
| 1210 | snd_ac97_write_cache(ac97, reg, |
| 1211 | (snd_ac97_read(ac97, reg) & 0x8080) | |
| 1212 | lo_max | (hi_max << 8)); |
| 1213 | return 0; |
| 1214 | } |
| 1215 | |
| 1216 | /* |
| 1217 | * create a mute-switch and a volume for normal stereo/mono controls |
| 1218 | */ |
| 1219 | static int snd_ac97_cmix_new_stereo(snd_card_t *card, const char *pfx, int reg, int check_stereo, ac97_t *ac97) |
| 1220 | { |
| 1221 | int err; |
| 1222 | char name[44]; |
| 1223 | unsigned char lo_max, hi_max; |
| 1224 | |
| 1225 | if (! snd_ac97_valid_reg(ac97, reg)) |
| 1226 | return 0; |
| 1227 | |
| 1228 | if (snd_ac97_try_bit(ac97, reg, 15)) { |
| 1229 | sprintf(name, "%s Switch", pfx); |
| 1230 | if ((err = snd_ac97_cmute_new_stereo(card, name, reg, check_stereo, ac97)) < 0) |
| 1231 | return err; |
| 1232 | } |
| 1233 | check_volume_resolution(ac97, reg, &lo_max, &hi_max); |
| 1234 | if (lo_max) { |
| 1235 | sprintf(name, "%s Volume", pfx); |
| 1236 | if ((err = snd_ac97_cvol_new(card, name, reg, lo_max, hi_max, ac97)) < 0) |
| 1237 | return err; |
| 1238 | } |
| 1239 | return 0; |
| 1240 | } |
| 1241 | |
| 1242 | #define snd_ac97_cmix_new(card, pfx, reg, ac97) snd_ac97_cmix_new_stereo(card, pfx, reg, 0, ac97) |
| 1243 | #define snd_ac97_cmute_new(card, name, reg, ac97) snd_ac97_cmute_new_stereo(card, name, reg, 0, ac97) |
| 1244 | |
| 1245 | static unsigned int snd_ac97_determine_spdif_rates(ac97_t *ac97); |
| 1246 | |
| 1247 | static int snd_ac97_mixer_build(ac97_t * ac97) |
| 1248 | { |
| 1249 | snd_card_t *card = ac97->bus->card; |
| 1250 | snd_kcontrol_t *kctl; |
| 1251 | int err; |
| 1252 | unsigned int idx; |
| 1253 | unsigned char max; |
| 1254 | |
| 1255 | /* build master controls */ |
| 1256 | /* AD claims to remove this control from AD1887, although spec v2.2 does not allow this */ |
| 1257 | if (snd_ac97_try_volume_mix(ac97, AC97_MASTER)) { |
| 1258 | if (ac97->flags & AC97_HAS_NO_MASTER_VOL) |
| 1259 | err = snd_ac97_cmute_new(card, "Master Playback Switch", AC97_MASTER, ac97); |
| 1260 | else |
| 1261 | err = snd_ac97_cmix_new(card, "Master Playback", AC97_MASTER, ac97); |
| 1262 | if (err < 0) |
| 1263 | return err; |
| 1264 | } |
| 1265 | |
| 1266 | ac97->regs[AC97_CENTER_LFE_MASTER] = 0x8080; |
| 1267 | |
| 1268 | /* build center controls */ |
| 1269 | if (snd_ac97_try_volume_mix(ac97, AC97_CENTER_LFE_MASTER)) { |
| 1270 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_center[0], ac97))) < 0) |
| 1271 | return err; |
| 1272 | if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_center[1], ac97))) < 0) |
| 1273 | return err; |
| 1274 | snd_ac97_change_volume_params2(ac97, AC97_CENTER_LFE_MASTER, 0, &max); |
| 1275 | kctl->private_value &= ~(0xff << 16); |
| 1276 | kctl->private_value |= (int)max << 16; |
| 1277 | snd_ac97_write_cache(ac97, AC97_CENTER_LFE_MASTER, ac97->regs[AC97_CENTER_LFE_MASTER] | max); |
| 1278 | } |
| 1279 | |
| 1280 | /* build LFE controls */ |
| 1281 | if (snd_ac97_try_volume_mix(ac97, AC97_CENTER_LFE_MASTER+1)) { |
| 1282 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_lfe[0], ac97))) < 0) |
| 1283 | return err; |
| 1284 | if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_lfe[1], ac97))) < 0) |
| 1285 | return err; |
| 1286 | snd_ac97_change_volume_params2(ac97, AC97_CENTER_LFE_MASTER, 8, &max); |
| 1287 | kctl->private_value &= ~(0xff << 16); |
| 1288 | kctl->private_value |= (int)max << 16; |
| 1289 | snd_ac97_write_cache(ac97, AC97_CENTER_LFE_MASTER, ac97->regs[AC97_CENTER_LFE_MASTER] | max << 8); |
| 1290 | } |
| 1291 | |
| 1292 | /* build surround controls */ |
| 1293 | if (snd_ac97_try_volume_mix(ac97, AC97_SURROUND_MASTER)) { |
| 1294 | /* Surround Master (0x38) is with stereo mutes */ |
| 1295 | if ((err = snd_ac97_cmix_new_stereo(card, "Surround Playback", AC97_SURROUND_MASTER, 1, ac97)) < 0) |
| 1296 | return err; |
| 1297 | } |
| 1298 | |
| 1299 | /* build headphone controls */ |
| 1300 | if (snd_ac97_try_volume_mix(ac97, AC97_HEADPHONE)) { |
| 1301 | if ((err = snd_ac97_cmix_new(card, "Headphone Playback", AC97_HEADPHONE, ac97)) < 0) |
| 1302 | return err; |
| 1303 | } |
| 1304 | |
| 1305 | /* build master mono controls */ |
| 1306 | if (snd_ac97_try_volume_mix(ac97, AC97_MASTER_MONO)) { |
| 1307 | if ((err = snd_ac97_cmix_new(card, "Master Mono Playback", AC97_MASTER_MONO, ac97)) < 0) |
| 1308 | return err; |
| 1309 | } |
| 1310 | |
| 1311 | /* build master tone controls */ |
Liam Girdwood | 3998b70 | 2005-07-29 11:41:55 +0200 | [diff] [blame] | 1312 | if (!(ac97->flags & AC97_HAS_NO_TONE)) { |
| 1313 | if (snd_ac97_try_volume_mix(ac97, AC97_MASTER_TONE)) { |
| 1314 | for (idx = 0; idx < 2; idx++) { |
| 1315 | if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_tone[idx], ac97))) < 0) |
| 1316 | return err; |
| 1317 | if (ac97->id == AC97_ID_YMF753) { |
| 1318 | kctl->private_value &= ~(0xff << 16); |
| 1319 | kctl->private_value |= 7 << 16; |
| 1320 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1321 | } |
Liam Girdwood | 3998b70 | 2005-07-29 11:41:55 +0200 | [diff] [blame] | 1322 | snd_ac97_write_cache(ac97, AC97_MASTER_TONE, 0x0f0f); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1323 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1324 | } |
| 1325 | |
| 1326 | /* build PC Speaker controls */ |
| 1327 | if (!(ac97->flags & AC97_HAS_NO_PC_BEEP) && |
| 1328 | ((ac97->flags & AC97_HAS_PC_BEEP) || |
| 1329 | snd_ac97_try_volume_mix(ac97, AC97_PC_BEEP))) { |
| 1330 | for (idx = 0; idx < 2; idx++) |
| 1331 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_pc_beep[idx], ac97))) < 0) |
| 1332 | return err; |
| 1333 | snd_ac97_write_cache(ac97, AC97_PC_BEEP, |
| 1334 | snd_ac97_read(ac97, AC97_PC_BEEP) | 0x801e); |
| 1335 | } |
| 1336 | |
| 1337 | /* build Phone controls */ |
| 1338 | if (!(ac97->flags & AC97_HAS_NO_PHONE)) { |
| 1339 | if (snd_ac97_try_volume_mix(ac97, AC97_PHONE)) { |
| 1340 | if ((err = snd_ac97_cmix_new(card, "Phone Playback", AC97_PHONE, ac97)) < 0) |
| 1341 | return err; |
| 1342 | } |
| 1343 | } |
| 1344 | |
| 1345 | /* build MIC controls */ |
Liam Girdwood | 3998b70 | 2005-07-29 11:41:55 +0200 | [diff] [blame] | 1346 | if (!(ac97->flags & AC97_HAS_NO_MIC)) { |
| 1347 | if (snd_ac97_try_volume_mix(ac97, AC97_MIC)) { |
| 1348 | if ((err = snd_ac97_cmix_new(card, "Mic Playback", AC97_MIC, ac97)) < 0) |
| 1349 | return err; |
| 1350 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_mic_boost, ac97))) < 0) |
| 1351 | return err; |
| 1352 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1353 | } |
| 1354 | |
| 1355 | /* build Line controls */ |
| 1356 | if (snd_ac97_try_volume_mix(ac97, AC97_LINE)) { |
| 1357 | if ((err = snd_ac97_cmix_new(card, "Line Playback", AC97_LINE, ac97)) < 0) |
| 1358 | return err; |
| 1359 | } |
| 1360 | |
| 1361 | /* build CD controls */ |
| 1362 | if (!(ac97->flags & AC97_HAS_NO_CD)) { |
| 1363 | if (snd_ac97_try_volume_mix(ac97, AC97_CD)) { |
| 1364 | if ((err = snd_ac97_cmix_new(card, "CD Playback", AC97_CD, ac97)) < 0) |
| 1365 | return err; |
| 1366 | } |
| 1367 | } |
| 1368 | |
| 1369 | /* build Video controls */ |
| 1370 | if (!(ac97->flags & AC97_HAS_NO_VIDEO)) { |
| 1371 | if (snd_ac97_try_volume_mix(ac97, AC97_VIDEO)) { |
| 1372 | if ((err = snd_ac97_cmix_new(card, "Video Playback", AC97_VIDEO, ac97)) < 0) |
| 1373 | return err; |
| 1374 | } |
| 1375 | } |
| 1376 | |
| 1377 | /* build Aux controls */ |
| 1378 | if (snd_ac97_try_volume_mix(ac97, AC97_AUX)) { |
| 1379 | if ((err = snd_ac97_cmix_new(card, "Aux Playback", AC97_AUX, ac97)) < 0) |
| 1380 | return err; |
| 1381 | } |
| 1382 | |
| 1383 | /* build PCM controls */ |
| 1384 | if (ac97->flags & AC97_AD_MULTI) { |
| 1385 | unsigned short init_val; |
| 1386 | if (ac97->flags & AC97_STEREO_MUTES) |
| 1387 | init_val = 0x9f9f; |
| 1388 | else |
| 1389 | init_val = 0x9f1f; |
| 1390 | for (idx = 0; idx < 2; idx++) |
| 1391 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_ad18xx_pcm[idx], ac97))) < 0) |
| 1392 | return err; |
| 1393 | ac97->spec.ad18xx.pcmreg[0] = init_val; |
| 1394 | if (ac97->scaps & AC97_SCAP_SURROUND_DAC) { |
| 1395 | for (idx = 0; idx < 2; idx++) |
| 1396 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_ad18xx_surround[idx], ac97))) < 0) |
| 1397 | return err; |
| 1398 | ac97->spec.ad18xx.pcmreg[1] = init_val; |
| 1399 | } |
| 1400 | if (ac97->scaps & AC97_SCAP_CENTER_LFE_DAC) { |
| 1401 | for (idx = 0; idx < 2; idx++) |
| 1402 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_ad18xx_center[idx], ac97))) < 0) |
| 1403 | return err; |
| 1404 | for (idx = 0; idx < 2; idx++) |
| 1405 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_ad18xx_lfe[idx], ac97))) < 0) |
| 1406 | return err; |
| 1407 | ac97->spec.ad18xx.pcmreg[2] = init_val; |
| 1408 | } |
| 1409 | snd_ac97_write_cache(ac97, AC97_PCM, init_val); |
| 1410 | } else { |
Liam Girdwood | 3998b70 | 2005-07-29 11:41:55 +0200 | [diff] [blame] | 1411 | if (!(ac97->flags & AC97_HAS_NO_STD_PCM)) { |
| 1412 | if (ac97->flags & AC97_HAS_NO_PCM_VOL) |
| 1413 | err = snd_ac97_cmute_new(card, "PCM Playback Switch", AC97_PCM, ac97); |
| 1414 | else |
| 1415 | err = snd_ac97_cmix_new(card, "PCM Playback", AC97_PCM, ac97); |
| 1416 | if (err < 0) |
| 1417 | return err; |
| 1418 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1419 | } |
| 1420 | |
| 1421 | /* build Capture controls */ |
| 1422 | if (!(ac97->flags & AC97_HAS_NO_REC_GAIN)) { |
| 1423 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_control_capture_src, ac97))) < 0) |
| 1424 | return err; |
| 1425 | if (snd_ac97_try_bit(ac97, AC97_REC_GAIN, 15)) { |
| 1426 | if ((err = snd_ac97_cmute_new(card, "Capture Switch", AC97_REC_GAIN, ac97)) < 0) |
| 1427 | return err; |
| 1428 | } |
| 1429 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_control_capture_vol, ac97))) < 0) |
| 1430 | return err; |
| 1431 | snd_ac97_write_cache(ac97, AC97_REC_SEL, 0x0000); |
| 1432 | snd_ac97_write_cache(ac97, AC97_REC_GAIN, 0x0000); |
| 1433 | } |
| 1434 | /* build MIC Capture controls */ |
| 1435 | if (snd_ac97_try_volume_mix(ac97, AC97_REC_GAIN_MIC)) { |
| 1436 | for (idx = 0; idx < 2; idx++) |
| 1437 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_mic_capture[idx], ac97))) < 0) |
| 1438 | return err; |
| 1439 | snd_ac97_write_cache(ac97, AC97_REC_GAIN_MIC, 0x0000); |
| 1440 | } |
| 1441 | |
| 1442 | /* build PCM out path & mute control */ |
| 1443 | if (snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 15)) { |
| 1444 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_PCM_OUT], ac97))) < 0) |
| 1445 | return err; |
| 1446 | } |
| 1447 | |
| 1448 | /* build Simulated Stereo Enhancement control */ |
| 1449 | if (ac97->caps & 0x0008) { |
| 1450 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_STEREO_ENHANCEMENT], ac97))) < 0) |
| 1451 | return err; |
| 1452 | } |
| 1453 | |
| 1454 | /* build 3D Stereo Enhancement control */ |
| 1455 | if (snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 13)) { |
| 1456 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_3D], ac97))) < 0) |
| 1457 | return err; |
| 1458 | } |
| 1459 | |
| 1460 | /* build Loudness control */ |
| 1461 | if (ac97->caps & 0x0020) { |
| 1462 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_LOUDNESS], ac97))) < 0) |
| 1463 | return err; |
| 1464 | } |
| 1465 | |
| 1466 | /* build Mono output select control */ |
| 1467 | if (snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 9)) { |
| 1468 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_MONO], ac97))) < 0) |
| 1469 | return err; |
| 1470 | } |
| 1471 | |
| 1472 | /* build Mic select control */ |
| 1473 | if (snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 8)) { |
| 1474 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_MIC], ac97))) < 0) |
| 1475 | return err; |
| 1476 | } |
| 1477 | |
| 1478 | /* build ADC/DAC loopback control */ |
| 1479 | if (enable_loopback && snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 7)) { |
| 1480 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_LOOPBACK], ac97))) < 0) |
| 1481 | return err; |
| 1482 | } |
| 1483 | |
| 1484 | snd_ac97_update_bits(ac97, AC97_GENERAL_PURPOSE, ~AC97_GP_DRSS_MASK, 0x0000); |
| 1485 | |
| 1486 | /* build 3D controls */ |
| 1487 | if (ac97->build_ops->build_3d) { |
| 1488 | ac97->build_ops->build_3d(ac97); |
| 1489 | } else { |
| 1490 | if (snd_ac97_try_volume_mix(ac97, AC97_3D_CONTROL)) { |
| 1491 | unsigned short val; |
| 1492 | val = 0x0707; |
| 1493 | snd_ac97_write(ac97, AC97_3D_CONTROL, val); |
| 1494 | val = snd_ac97_read(ac97, AC97_3D_CONTROL); |
| 1495 | val = val == 0x0606; |
| 1496 | if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_3d[0], ac97))) < 0) |
| 1497 | return err; |
| 1498 | if (val) |
| 1499 | kctl->private_value = AC97_3D_CONTROL | (9 << 8) | (7 << 16); |
| 1500 | if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_3d[1], ac97))) < 0) |
| 1501 | return err; |
| 1502 | if (val) |
| 1503 | kctl->private_value = AC97_3D_CONTROL | (1 << 8) | (7 << 16); |
| 1504 | snd_ac97_write_cache(ac97, AC97_3D_CONTROL, 0x0000); |
| 1505 | } |
| 1506 | } |
| 1507 | |
| 1508 | /* build S/PDIF controls */ |
| 1509 | if ((ac97->ext_id & AC97_EI_SPDIF) && !(ac97->scaps & AC97_SCAP_NO_SPDIF)) { |
| 1510 | if (ac97->build_ops->build_spdif) { |
| 1511 | if ((err = ac97->build_ops->build_spdif(ac97)) < 0) |
| 1512 | return err; |
| 1513 | } else { |
| 1514 | for (idx = 0; idx < 5; idx++) |
| 1515 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_spdif[idx], ac97))) < 0) |
| 1516 | return err; |
| 1517 | if (ac97->build_ops->build_post_spdif) { |
| 1518 | if ((err = ac97->build_ops->build_post_spdif(ac97)) < 0) |
| 1519 | return err; |
| 1520 | } |
| 1521 | /* set default PCM S/PDIF params */ |
| 1522 | /* consumer,PCM audio,no copyright,no preemphasis,PCM coder,original,48000Hz */ |
| 1523 | snd_ac97_write_cache(ac97, AC97_SPDIF, 0x2a20); |
| 1524 | ac97->rates[AC97_RATES_SPDIF] = snd_ac97_determine_spdif_rates(ac97); |
| 1525 | } |
| 1526 | ac97->spdif_status = SNDRV_PCM_DEFAULT_CON_SPDIF; |
| 1527 | } |
| 1528 | |
| 1529 | /* build chip specific controls */ |
| 1530 | if (ac97->build_ops->build_specific) |
| 1531 | if ((err = ac97->build_ops->build_specific(ac97)) < 0) |
| 1532 | return err; |
| 1533 | |
| 1534 | if (snd_ac97_try_bit(ac97, AC97_POWERDOWN, 15)) { |
| 1535 | kctl = snd_ac97_cnew(&snd_ac97_control_eapd, ac97); |
| 1536 | if (! kctl) |
| 1537 | return -ENOMEM; |
| 1538 | if (ac97->scaps & AC97_SCAP_INV_EAPD) |
| 1539 | set_inv_eapd(ac97, kctl); |
| 1540 | if ((err = snd_ctl_add(card, kctl)) < 0) |
| 1541 | return err; |
| 1542 | } |
| 1543 | |
| 1544 | return 0; |
| 1545 | } |
| 1546 | |
| 1547 | static int snd_ac97_modem_build(snd_card_t * card, ac97_t * ac97) |
| 1548 | { |
Sasha Khapyorsky | 87d61c2 | 2005-05-29 15:08:23 +0200 | [diff] [blame] | 1549 | int err, idx; |
| 1550 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1551 | //printk("AC97_GPIO_CFG = %x\n",snd_ac97_read(ac97,AC97_GPIO_CFG)); |
| 1552 | snd_ac97_write(ac97, AC97_GPIO_CFG, 0xffff & ~(AC97_GPIO_LINE1_OH)); |
| 1553 | snd_ac97_write(ac97, AC97_GPIO_POLARITY, 0xffff & ~(AC97_GPIO_LINE1_OH)); |
| 1554 | snd_ac97_write(ac97, AC97_GPIO_STICKY, 0xffff); |
| 1555 | snd_ac97_write(ac97, AC97_GPIO_WAKEUP, 0x0); |
| 1556 | snd_ac97_write(ac97, AC97_MISC_AFE, 0x0); |
Sasha Khapyorsky | 87d61c2 | 2005-05-29 15:08:23 +0200 | [diff] [blame] | 1557 | |
| 1558 | /* build modem switches */ |
| 1559 | for (idx = 0; idx < ARRAY_SIZE(snd_ac97_controls_modem_switches); idx++) |
| 1560 | if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_modem_switches[idx], ac97))) < 0) |
| 1561 | return err; |
| 1562 | |
| 1563 | /* build chip specific controls */ |
| 1564 | if (ac97->build_ops->build_specific) |
| 1565 | if ((err = ac97->build_ops->build_specific(ac97)) < 0) |
| 1566 | return err; |
| 1567 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1568 | return 0; |
| 1569 | } |
| 1570 | |
| 1571 | static int snd_ac97_test_rate(ac97_t *ac97, int reg, int shadow_reg, int rate) |
| 1572 | { |
| 1573 | unsigned short val; |
| 1574 | unsigned int tmp; |
| 1575 | |
| 1576 | tmp = ((unsigned int)rate * ac97->bus->clock) / 48000; |
| 1577 | snd_ac97_write_cache(ac97, reg, tmp & 0xffff); |
| 1578 | if (shadow_reg) |
| 1579 | snd_ac97_write_cache(ac97, shadow_reg, tmp & 0xffff); |
| 1580 | val = snd_ac97_read(ac97, reg); |
| 1581 | return val == (tmp & 0xffff); |
| 1582 | } |
| 1583 | |
| 1584 | static void snd_ac97_determine_rates(ac97_t *ac97, int reg, int shadow_reg, unsigned int *r_result) |
| 1585 | { |
| 1586 | unsigned int result = 0; |
| 1587 | unsigned short saved; |
| 1588 | |
| 1589 | if (ac97->bus->no_vra) { |
| 1590 | *r_result = SNDRV_PCM_RATE_48000; |
| 1591 | if ((ac97->flags & AC97_DOUBLE_RATE) && |
| 1592 | reg == AC97_PCM_FRONT_DAC_RATE) |
| 1593 | *r_result |= SNDRV_PCM_RATE_96000; |
| 1594 | return; |
| 1595 | } |
| 1596 | |
| 1597 | saved = snd_ac97_read(ac97, reg); |
| 1598 | if ((ac97->ext_id & AC97_EI_DRA) && reg == AC97_PCM_FRONT_DAC_RATE) |
| 1599 | snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, |
| 1600 | AC97_EA_DRA, 0); |
| 1601 | /* test a non-standard rate */ |
| 1602 | if (snd_ac97_test_rate(ac97, reg, shadow_reg, 11000)) |
| 1603 | result |= SNDRV_PCM_RATE_CONTINUOUS; |
| 1604 | /* let's try to obtain standard rates */ |
| 1605 | if (snd_ac97_test_rate(ac97, reg, shadow_reg, 8000)) |
| 1606 | result |= SNDRV_PCM_RATE_8000; |
| 1607 | if (snd_ac97_test_rate(ac97, reg, shadow_reg, 11025)) |
| 1608 | result |= SNDRV_PCM_RATE_11025; |
| 1609 | if (snd_ac97_test_rate(ac97, reg, shadow_reg, 16000)) |
| 1610 | result |= SNDRV_PCM_RATE_16000; |
| 1611 | if (snd_ac97_test_rate(ac97, reg, shadow_reg, 22050)) |
| 1612 | result |= SNDRV_PCM_RATE_22050; |
| 1613 | if (snd_ac97_test_rate(ac97, reg, shadow_reg, 32000)) |
| 1614 | result |= SNDRV_PCM_RATE_32000; |
| 1615 | if (snd_ac97_test_rate(ac97, reg, shadow_reg, 44100)) |
| 1616 | result |= SNDRV_PCM_RATE_44100; |
| 1617 | if (snd_ac97_test_rate(ac97, reg, shadow_reg, 48000)) |
| 1618 | result |= SNDRV_PCM_RATE_48000; |
| 1619 | if ((ac97->flags & AC97_DOUBLE_RATE) && |
| 1620 | reg == AC97_PCM_FRONT_DAC_RATE) { |
| 1621 | /* test standard double rates */ |
| 1622 | snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, |
| 1623 | AC97_EA_DRA, AC97_EA_DRA); |
| 1624 | if (snd_ac97_test_rate(ac97, reg, shadow_reg, 64000 / 2)) |
| 1625 | result |= SNDRV_PCM_RATE_64000; |
| 1626 | if (snd_ac97_test_rate(ac97, reg, shadow_reg, 88200 / 2)) |
| 1627 | result |= SNDRV_PCM_RATE_88200; |
| 1628 | if (snd_ac97_test_rate(ac97, reg, shadow_reg, 96000 / 2)) |
| 1629 | result |= SNDRV_PCM_RATE_96000; |
| 1630 | /* some codecs don't support variable double rates */ |
| 1631 | if (!snd_ac97_test_rate(ac97, reg, shadow_reg, 76100 / 2)) |
| 1632 | result &= ~SNDRV_PCM_RATE_CONTINUOUS; |
| 1633 | snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, |
| 1634 | AC97_EA_DRA, 0); |
| 1635 | } |
| 1636 | /* restore the default value */ |
| 1637 | snd_ac97_write_cache(ac97, reg, saved); |
| 1638 | if (shadow_reg) |
| 1639 | snd_ac97_write_cache(ac97, shadow_reg, saved); |
| 1640 | *r_result = result; |
| 1641 | } |
| 1642 | |
| 1643 | /* check AC97_SPDIF register to accept which sample rates */ |
| 1644 | static unsigned int snd_ac97_determine_spdif_rates(ac97_t *ac97) |
| 1645 | { |
| 1646 | unsigned int result = 0; |
| 1647 | int i; |
| 1648 | static unsigned short ctl_bits[] = { |
| 1649 | AC97_SC_SPSR_44K, AC97_SC_SPSR_32K, AC97_SC_SPSR_48K |
| 1650 | }; |
| 1651 | static unsigned int rate_bits[] = { |
| 1652 | SNDRV_PCM_RATE_44100, SNDRV_PCM_RATE_32000, SNDRV_PCM_RATE_48000 |
| 1653 | }; |
| 1654 | |
| 1655 | for (i = 0; i < (int)ARRAY_SIZE(ctl_bits); i++) { |
| 1656 | snd_ac97_update_bits(ac97, AC97_SPDIF, AC97_SC_SPSR_MASK, ctl_bits[i]); |
| 1657 | if ((snd_ac97_read(ac97, AC97_SPDIF) & AC97_SC_SPSR_MASK) == ctl_bits[i]) |
| 1658 | result |= rate_bits[i]; |
| 1659 | } |
| 1660 | return result; |
| 1661 | } |
| 1662 | |
| 1663 | /* look for the codec id table matching with the given id */ |
| 1664 | static const ac97_codec_id_t *look_for_codec_id(const ac97_codec_id_t *table, |
| 1665 | unsigned int id) |
| 1666 | { |
| 1667 | const ac97_codec_id_t *pid; |
| 1668 | |
| 1669 | for (pid = table; pid->id; pid++) |
| 1670 | if (pid->id == (id & pid->mask)) |
| 1671 | return pid; |
| 1672 | return NULL; |
| 1673 | } |
| 1674 | |
| 1675 | void snd_ac97_get_name(ac97_t *ac97, unsigned int id, char *name, int modem) |
| 1676 | { |
| 1677 | const ac97_codec_id_t *pid; |
| 1678 | |
| 1679 | sprintf(name, "0x%x %c%c%c", id, |
| 1680 | printable(id >> 24), |
| 1681 | printable(id >> 16), |
| 1682 | printable(id >> 8)); |
| 1683 | pid = look_for_codec_id(snd_ac97_codec_id_vendors, id); |
| 1684 | if (! pid) |
| 1685 | return; |
| 1686 | |
| 1687 | strcpy(name, pid->name); |
| 1688 | if (ac97 && pid->patch) { |
| 1689 | if ((modem && (pid->flags & AC97_MODEM_PATCH)) || |
| 1690 | (! modem && ! (pid->flags & AC97_MODEM_PATCH))) |
| 1691 | pid->patch(ac97); |
| 1692 | } |
| 1693 | |
| 1694 | pid = look_for_codec_id(snd_ac97_codec_ids, id); |
| 1695 | if (pid) { |
| 1696 | strcat(name, " "); |
| 1697 | strcat(name, pid->name); |
| 1698 | if (pid->mask != 0xffffffff) |
| 1699 | sprintf(name + strlen(name), " rev %d", id & ~pid->mask); |
| 1700 | if (ac97 && pid->patch) { |
| 1701 | if ((modem && (pid->flags & AC97_MODEM_PATCH)) || |
| 1702 | (! modem && ! (pid->flags & AC97_MODEM_PATCH))) |
| 1703 | pid->patch(ac97); |
| 1704 | } |
| 1705 | } else |
| 1706 | sprintf(name + strlen(name), " id %x", id & 0xff); |
| 1707 | } |
| 1708 | |
| 1709 | /** |
| 1710 | * snd_ac97_get_short_name - retrieve codec name |
| 1711 | * @ac97: the codec instance |
| 1712 | * |
| 1713 | * Returns the short identifying name of the codec. |
| 1714 | */ |
| 1715 | const char *snd_ac97_get_short_name(ac97_t *ac97) |
| 1716 | { |
| 1717 | const ac97_codec_id_t *pid; |
| 1718 | |
| 1719 | for (pid = snd_ac97_codec_ids; pid->id; pid++) |
| 1720 | if (pid->id == (ac97->id & pid->mask)) |
| 1721 | return pid->name; |
| 1722 | return "unknown codec"; |
| 1723 | } |
| 1724 | |
| 1725 | |
| 1726 | /* wait for a while until registers are accessible after RESET |
| 1727 | * return 0 if ok, negative not ready |
| 1728 | */ |
| 1729 | static int ac97_reset_wait(ac97_t *ac97, int timeout, int with_modem) |
| 1730 | { |
| 1731 | unsigned long end_time; |
| 1732 | unsigned short val; |
| 1733 | |
| 1734 | end_time = jiffies + timeout; |
| 1735 | do { |
| 1736 | |
| 1737 | /* use preliminary reads to settle the communication */ |
| 1738 | snd_ac97_read(ac97, AC97_RESET); |
| 1739 | snd_ac97_read(ac97, AC97_VENDOR_ID1); |
| 1740 | snd_ac97_read(ac97, AC97_VENDOR_ID2); |
| 1741 | /* modem? */ |
| 1742 | if (with_modem) { |
| 1743 | val = snd_ac97_read(ac97, AC97_EXTENDED_MID); |
| 1744 | if (val != 0xffff && (val & 1) != 0) |
| 1745 | return 0; |
| 1746 | } |
| 1747 | if (ac97->scaps & AC97_SCAP_DETECT_BY_VENDOR) { |
| 1748 | /* probably only Xbox issue - all registers are read as zero */ |
| 1749 | val = snd_ac97_read(ac97, AC97_VENDOR_ID1); |
| 1750 | if (val != 0 && val != 0xffff) |
| 1751 | return 0; |
| 1752 | } else { |
| 1753 | /* because the PCM or MASTER volume registers can be modified, |
| 1754 | * the REC_GAIN register is used for tests |
| 1755 | */ |
| 1756 | /* test if we can write to the record gain volume register */ |
| 1757 | snd_ac97_write_cache(ac97, AC97_REC_GAIN, 0x8a05); |
| 1758 | if ((snd_ac97_read(ac97, AC97_REC_GAIN) & 0x7fff) == 0x0a05) |
| 1759 | return 0; |
| 1760 | } |
| 1761 | set_current_state(TASK_UNINTERRUPTIBLE); |
| 1762 | schedule_timeout(1); |
| 1763 | } while (time_after_eq(end_time, jiffies)); |
| 1764 | return -ENODEV; |
| 1765 | } |
| 1766 | |
| 1767 | /** |
| 1768 | * snd_ac97_bus - create an AC97 bus component |
| 1769 | * @card: the card instance |
| 1770 | * @num: the bus number |
| 1771 | * @ops: the bus callbacks table |
| 1772 | * @private_data: private data pointer for the new instance |
| 1773 | * @rbus: the pointer to store the new AC97 bus instance. |
| 1774 | * |
| 1775 | * Creates an AC97 bus component. An ac97_bus_t instance is newly |
| 1776 | * allocated and initialized. |
| 1777 | * |
| 1778 | * The ops table must include valid callbacks (at least read and |
| 1779 | * write). The other callbacks, wait and reset, are not mandatory. |
| 1780 | * |
| 1781 | * The clock is set to 48000. If another clock is needed, set |
| 1782 | * (*rbus)->clock manually. |
| 1783 | * |
| 1784 | * The AC97 bus instance is registered as a low-level device, so you don't |
| 1785 | * have to release it manually. |
| 1786 | * |
| 1787 | * Returns zero if successful, or a negative error code on failure. |
| 1788 | */ |
| 1789 | int snd_ac97_bus(snd_card_t *card, int num, ac97_bus_ops_t *ops, |
| 1790 | void *private_data, ac97_bus_t **rbus) |
| 1791 | { |
| 1792 | int err; |
| 1793 | ac97_bus_t *bus; |
| 1794 | static snd_device_ops_t dev_ops = { |
| 1795 | .dev_free = snd_ac97_bus_dev_free, |
| 1796 | }; |
| 1797 | |
| 1798 | snd_assert(card != NULL, return -EINVAL); |
| 1799 | snd_assert(rbus != NULL, return -EINVAL); |
Takashi Iwai | e560d8d | 2005-09-09 14:21:46 +0200 | [diff] [blame^] | 1800 | bus = kzalloc(sizeof(*bus), GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1801 | if (bus == NULL) |
| 1802 | return -ENOMEM; |
| 1803 | bus->card = card; |
| 1804 | bus->num = num; |
| 1805 | bus->ops = ops; |
| 1806 | bus->private_data = private_data; |
| 1807 | bus->clock = 48000; |
| 1808 | spin_lock_init(&bus->bus_lock); |
| 1809 | snd_ac97_bus_proc_init(bus); |
| 1810 | if ((err = snd_device_new(card, SNDRV_DEV_BUS, bus, &dev_ops)) < 0) { |
| 1811 | snd_ac97_bus_free(bus); |
| 1812 | return err; |
| 1813 | } |
| 1814 | *rbus = bus; |
| 1815 | return 0; |
| 1816 | } |
| 1817 | |
Liam Girdwood | 0ca06a0 | 2005-07-29 16:13:36 +0200 | [diff] [blame] | 1818 | /* stop no dev release warning */ |
| 1819 | static void ac97_device_release(struct device * dev) |
| 1820 | { |
| 1821 | } |
| 1822 | |
| 1823 | /* register ac97 codec to bus */ |
| 1824 | static int snd_ac97_dev_register(snd_device_t *device) |
| 1825 | { |
| 1826 | ac97_t *ac97 = device->device_data; |
| 1827 | int err; |
| 1828 | |
| 1829 | ac97->dev.bus = &ac97_bus_type; |
| 1830 | ac97->dev.parent = ac97->bus->card->dev; |
| 1831 | ac97->dev.platform_data = ac97; |
| 1832 | ac97->dev.release = ac97_device_release; |
Bjorge Dijkstra | 61be3ce0 | 2005-08-16 17:05:05 +0200 | [diff] [blame] | 1833 | snprintf(ac97->dev.bus_id, BUS_ID_SIZE, "card%d-%d", ac97->bus->card->number, ac97->num); |
Liam Girdwood | 0ca06a0 | 2005-07-29 16:13:36 +0200 | [diff] [blame] | 1834 | if ((err = device_register(&ac97->dev)) < 0) { |
| 1835 | snd_printk(KERN_ERR "Can't register ac97 bus\n"); |
| 1836 | ac97->dev.bus = NULL; |
| 1837 | return err; |
| 1838 | } |
| 1839 | return 0; |
| 1840 | } |
| 1841 | |
| 1842 | /* unregister ac97 codec */ |
| 1843 | static int snd_ac97_dev_unregister(snd_device_t *device) |
| 1844 | { |
| 1845 | ac97_t *ac97 = device->device_data; |
| 1846 | if (ac97->dev.bus) |
| 1847 | device_unregister(&ac97->dev); |
| 1848 | return snd_ac97_free(ac97); |
| 1849 | } |
| 1850 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1851 | /* build_ops to do nothing */ |
| 1852 | static struct snd_ac97_build_ops null_build_ops; |
| 1853 | |
| 1854 | /** |
| 1855 | * snd_ac97_mixer - create an Codec97 component |
| 1856 | * @bus: the AC97 bus which codec is attached to |
| 1857 | * @template: the template of ac97, including index, callbacks and |
| 1858 | * the private data. |
| 1859 | * @rac97: the pointer to store the new ac97 instance. |
| 1860 | * |
| 1861 | * Creates an Codec97 component. An ac97_t instance is newly |
| 1862 | * allocated and initialized from the template. The codec |
| 1863 | * is then initialized by the standard procedure. |
| 1864 | * |
| 1865 | * The template must include the codec number (num) and address (addr), |
| 1866 | * and the private data (private_data). |
| 1867 | * |
| 1868 | * The ac97 instance is registered as a low-level device, so you don't |
| 1869 | * have to release it manually. |
| 1870 | * |
| 1871 | * Returns zero if successful, or a negative error code on failure. |
| 1872 | */ |
| 1873 | int snd_ac97_mixer(ac97_bus_t *bus, ac97_template_t *template, ac97_t **rac97) |
| 1874 | { |
| 1875 | int err; |
| 1876 | ac97_t *ac97; |
| 1877 | snd_card_t *card; |
| 1878 | char name[64]; |
| 1879 | unsigned long end_time; |
| 1880 | unsigned int reg; |
| 1881 | const ac97_codec_id_t *pid; |
| 1882 | static snd_device_ops_t ops = { |
| 1883 | .dev_free = snd_ac97_dev_free, |
Liam Girdwood | 0ca06a0 | 2005-07-29 16:13:36 +0200 | [diff] [blame] | 1884 | .dev_register = snd_ac97_dev_register, |
| 1885 | .dev_unregister = snd_ac97_dev_unregister, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1886 | }; |
| 1887 | |
| 1888 | snd_assert(rac97 != NULL, return -EINVAL); |
| 1889 | *rac97 = NULL; |
| 1890 | snd_assert(bus != NULL && template != NULL, return -EINVAL); |
| 1891 | snd_assert(template->num < 4 && bus->codec[template->num] == NULL, return -EINVAL); |
| 1892 | |
| 1893 | snd_assert(bus->shared_type <= AC97_SHARED_TYPES, return -EINVAL); |
| 1894 | if (bus->shared_type) { |
| 1895 | /* already shared? */ |
| 1896 | down(&shared_codec_mutex); |
| 1897 | ac97 = shared_codec[bus->shared_type-1][template->num]; |
| 1898 | if (ac97) { |
| 1899 | if ((ac97_is_audio(ac97) && (template->scaps & AC97_SCAP_SKIP_AUDIO)) || |
| 1900 | (ac97_is_modem(ac97) && (template->scaps & AC97_SCAP_SKIP_MODEM))) { |
| 1901 | up(&shared_codec_mutex); |
| 1902 | return -EACCES; /* skip this */ |
| 1903 | } |
| 1904 | } |
| 1905 | up(&shared_codec_mutex); |
| 1906 | } |
| 1907 | |
| 1908 | card = bus->card; |
Takashi Iwai | e560d8d | 2005-09-09 14:21:46 +0200 | [diff] [blame^] | 1909 | ac97 = kzalloc(sizeof(*ac97), GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1910 | if (ac97 == NULL) |
| 1911 | return -ENOMEM; |
| 1912 | ac97->private_data = template->private_data; |
| 1913 | ac97->private_free = template->private_free; |
| 1914 | ac97->bus = bus; |
| 1915 | ac97->pci = template->pci; |
| 1916 | ac97->num = template->num; |
| 1917 | ac97->addr = template->addr; |
| 1918 | ac97->scaps = template->scaps; |
| 1919 | ac97->limited_regs = template->limited_regs; |
| 1920 | memcpy(ac97->reg_accessed, template->reg_accessed, sizeof(ac97->reg_accessed)); |
| 1921 | bus->codec[ac97->num] = ac97; |
| 1922 | init_MUTEX(&ac97->reg_mutex); |
| 1923 | init_MUTEX(&ac97->page_mutex); |
| 1924 | |
| 1925 | if (ac97->pci) { |
| 1926 | pci_read_config_word(ac97->pci, PCI_SUBSYSTEM_VENDOR_ID, &ac97->subsystem_vendor); |
| 1927 | pci_read_config_word(ac97->pci, PCI_SUBSYSTEM_ID, &ac97->subsystem_device); |
| 1928 | } |
| 1929 | if (bus->ops->reset) { |
| 1930 | bus->ops->reset(ac97); |
| 1931 | goto __access_ok; |
| 1932 | } |
| 1933 | |
| 1934 | ac97->id = snd_ac97_read(ac97, AC97_VENDOR_ID1) << 16; |
| 1935 | ac97->id |= snd_ac97_read(ac97, AC97_VENDOR_ID2); |
| 1936 | if (ac97->id && ac97->id != (unsigned int)-1) { |
| 1937 | pid = look_for_codec_id(snd_ac97_codec_ids, ac97->id); |
| 1938 | if (pid && (pid->flags & AC97_DEFAULT_POWER_OFF)) |
| 1939 | goto __access_ok; |
| 1940 | } |
| 1941 | |
Sasha Khapyorsky | 23fea4d | 2005-04-07 20:23:58 +0200 | [diff] [blame] | 1942 | /* reset to defaults */ |
| 1943 | if (!(ac97->scaps & AC97_SCAP_SKIP_AUDIO)) |
| 1944 | snd_ac97_write(ac97, AC97_RESET, 0); |
| 1945 | if (!(ac97->scaps & AC97_SCAP_SKIP_MODEM)) |
| 1946 | snd_ac97_write(ac97, AC97_EXTENDED_MID, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1947 | if (bus->ops->wait) |
| 1948 | bus->ops->wait(ac97); |
| 1949 | else { |
| 1950 | udelay(50); |
| 1951 | if (ac97->scaps & AC97_SCAP_SKIP_AUDIO) |
| 1952 | err = ac97_reset_wait(ac97, HZ/2, 1); |
| 1953 | else { |
| 1954 | err = ac97_reset_wait(ac97, HZ/2, 0); |
| 1955 | if (err < 0) |
| 1956 | err = ac97_reset_wait(ac97, HZ/2, 1); |
| 1957 | } |
| 1958 | if (err < 0) { |
| 1959 | snd_printk(KERN_WARNING "AC'97 %d does not respond - RESET\n", ac97->num); |
| 1960 | /* proceed anyway - it's often non-critical */ |
| 1961 | } |
| 1962 | } |
| 1963 | __access_ok: |
| 1964 | ac97->id = snd_ac97_read(ac97, AC97_VENDOR_ID1) << 16; |
| 1965 | ac97->id |= snd_ac97_read(ac97, AC97_VENDOR_ID2); |
| 1966 | if (! (ac97->scaps & AC97_SCAP_DETECT_BY_VENDOR) && |
| 1967 | (ac97->id == 0x00000000 || ac97->id == 0xffffffff)) { |
| 1968 | snd_printk(KERN_ERR "AC'97 %d access is not valid [0x%x], removing mixer.\n", ac97->num, ac97->id); |
| 1969 | snd_ac97_free(ac97); |
| 1970 | return -EIO; |
| 1971 | } |
| 1972 | pid = look_for_codec_id(snd_ac97_codec_ids, ac97->id); |
| 1973 | if (pid) |
| 1974 | ac97->flags |= pid->flags; |
| 1975 | |
| 1976 | /* test for AC'97 */ |
| 1977 | if (!(ac97->scaps & AC97_SCAP_SKIP_AUDIO) && !(ac97->scaps & AC97_SCAP_AUDIO)) { |
| 1978 | /* test if we can write to the record gain volume register */ |
| 1979 | snd_ac97_write_cache(ac97, AC97_REC_GAIN, 0x8a06); |
| 1980 | if (((err = snd_ac97_read(ac97, AC97_REC_GAIN)) & 0x7fff) == 0x0a06) |
| 1981 | ac97->scaps |= AC97_SCAP_AUDIO; |
| 1982 | } |
| 1983 | if (ac97->scaps & AC97_SCAP_AUDIO) { |
| 1984 | ac97->caps = snd_ac97_read(ac97, AC97_RESET); |
| 1985 | ac97->ext_id = snd_ac97_read(ac97, AC97_EXTENDED_ID); |
| 1986 | if (ac97->ext_id == 0xffff) /* invalid combination */ |
| 1987 | ac97->ext_id = 0; |
| 1988 | } |
| 1989 | |
| 1990 | /* test for MC'97 */ |
| 1991 | if (!(ac97->scaps & AC97_SCAP_SKIP_MODEM) && !(ac97->scaps & AC97_SCAP_MODEM)) { |
| 1992 | ac97->ext_mid = snd_ac97_read(ac97, AC97_EXTENDED_MID); |
| 1993 | if (ac97->ext_mid == 0xffff) /* invalid combination */ |
| 1994 | ac97->ext_mid = 0; |
| 1995 | if (ac97->ext_mid & 1) |
| 1996 | ac97->scaps |= AC97_SCAP_MODEM; |
| 1997 | } |
| 1998 | |
| 1999 | if (!ac97_is_audio(ac97) && !ac97_is_modem(ac97)) { |
| 2000 | if (!(ac97->scaps & (AC97_SCAP_SKIP_AUDIO|AC97_SCAP_SKIP_MODEM))) |
| 2001 | snd_printk(KERN_ERR "AC'97 %d access error (not audio or modem codec)\n", ac97->num); |
| 2002 | snd_ac97_free(ac97); |
| 2003 | return -EACCES; |
| 2004 | } |
| 2005 | |
| 2006 | if (bus->ops->reset) // FIXME: always skipping? |
| 2007 | goto __ready_ok; |
| 2008 | |
| 2009 | /* FIXME: add powerdown control */ |
| 2010 | if (ac97_is_audio(ac97)) { |
| 2011 | /* nothing should be in powerdown mode */ |
| 2012 | snd_ac97_write_cache(ac97, AC97_POWERDOWN, 0); |
| 2013 | if (! (ac97->flags & AC97_DEFAULT_POWER_OFF)) { |
| 2014 | snd_ac97_write_cache(ac97, AC97_RESET, 0); /* reset to defaults */ |
| 2015 | udelay(100); |
| 2016 | snd_ac97_write_cache(ac97, AC97_POWERDOWN, 0); |
| 2017 | } |
| 2018 | /* nothing should be in powerdown mode */ |
| 2019 | snd_ac97_write_cache(ac97, AC97_GENERAL_PURPOSE, 0); |
| 2020 | end_time = jiffies + (HZ / 10); |
| 2021 | do { |
| 2022 | if ((snd_ac97_read(ac97, AC97_POWERDOWN) & 0x0f) == 0x0f) |
| 2023 | goto __ready_ok; |
| 2024 | set_current_state(TASK_UNINTERRUPTIBLE); |
| 2025 | schedule_timeout(1); |
| 2026 | } while (time_after_eq(end_time, jiffies)); |
| 2027 | snd_printk(KERN_WARNING "AC'97 %d analog subsections not ready\n", ac97->num); |
| 2028 | } |
| 2029 | |
| 2030 | /* FIXME: add powerdown control */ |
| 2031 | if (ac97_is_modem(ac97)) { |
| 2032 | unsigned char tmp; |
| 2033 | |
| 2034 | /* nothing should be in powerdown mode */ |
| 2035 | /* note: it's important to set the rate at first */ |
| 2036 | tmp = AC97_MEA_GPIO; |
| 2037 | if (ac97->ext_mid & AC97_MEI_LINE1) { |
Sasha Khapyorsky | 8e8311b | 2005-04-07 20:22:58 +0200 | [diff] [blame] | 2038 | snd_ac97_write_cache(ac97, AC97_LINE1_RATE, 8000); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2039 | tmp |= AC97_MEA_ADC1 | AC97_MEA_DAC1; |
| 2040 | } |
| 2041 | if (ac97->ext_mid & AC97_MEI_LINE2) { |
Sasha Khapyorsky | 8e8311b | 2005-04-07 20:22:58 +0200 | [diff] [blame] | 2042 | snd_ac97_write_cache(ac97, AC97_LINE2_RATE, 8000); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2043 | tmp |= AC97_MEA_ADC2 | AC97_MEA_DAC2; |
| 2044 | } |
| 2045 | if (ac97->ext_mid & AC97_MEI_HANDSET) { |
Sasha Khapyorsky | 8e8311b | 2005-04-07 20:22:58 +0200 | [diff] [blame] | 2046 | snd_ac97_write_cache(ac97, AC97_HANDSET_RATE, 8000); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2047 | tmp |= AC97_MEA_HADC | AC97_MEA_HDAC; |
| 2048 | } |
Sasha Khapyorsky | 8e8311b | 2005-04-07 20:22:58 +0200 | [diff] [blame] | 2049 | snd_ac97_write_cache(ac97, AC97_EXTENDED_MSTATUS, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2050 | udelay(100); |
| 2051 | /* nothing should be in powerdown mode */ |
Sasha Khapyorsky | 8e8311b | 2005-04-07 20:22:58 +0200 | [diff] [blame] | 2052 | snd_ac97_write_cache(ac97, AC97_EXTENDED_MSTATUS, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2053 | end_time = jiffies + (HZ / 10); |
| 2054 | do { |
| 2055 | if ((snd_ac97_read(ac97, AC97_EXTENDED_MSTATUS) & tmp) == tmp) |
| 2056 | goto __ready_ok; |
| 2057 | set_current_state(TASK_UNINTERRUPTIBLE); |
| 2058 | schedule_timeout(1); |
| 2059 | } while (time_after_eq(end_time, jiffies)); |
| 2060 | snd_printk(KERN_WARNING "MC'97 %d converters and GPIO not ready (0x%x)\n", ac97->num, snd_ac97_read(ac97, AC97_EXTENDED_MSTATUS)); |
| 2061 | } |
| 2062 | |
| 2063 | __ready_ok: |
| 2064 | if (ac97_is_audio(ac97)) |
| 2065 | ac97->addr = (ac97->ext_id & AC97_EI_ADDR_MASK) >> AC97_EI_ADDR_SHIFT; |
| 2066 | else |
| 2067 | ac97->addr = (ac97->ext_mid & AC97_MEI_ADDR_MASK) >> AC97_MEI_ADDR_SHIFT; |
| 2068 | if (ac97->ext_id & 0x01c9) { /* L/R, MIC, SDAC, LDAC VRA support */ |
| 2069 | reg = snd_ac97_read(ac97, AC97_EXTENDED_STATUS); |
| 2070 | reg |= ac97->ext_id & 0x01c0; /* LDAC/SDAC/CDAC */ |
| 2071 | if (! bus->no_vra) |
| 2072 | reg |= ac97->ext_id & 0x0009; /* VRA/VRM */ |
| 2073 | snd_ac97_write_cache(ac97, AC97_EXTENDED_STATUS, reg); |
| 2074 | } |
| 2075 | if ((ac97->ext_id & AC97_EI_DRA) && bus->dra) { |
| 2076 | /* Intel controllers require double rate data to be put in |
| 2077 | * slots 7+8, so let's hope the codec supports it. */ |
| 2078 | snd_ac97_update_bits(ac97, AC97_GENERAL_PURPOSE, AC97_GP_DRSS_MASK, AC97_GP_DRSS_78); |
| 2079 | if ((snd_ac97_read(ac97, AC97_GENERAL_PURPOSE) & AC97_GP_DRSS_MASK) == AC97_GP_DRSS_78) |
| 2080 | ac97->flags |= AC97_DOUBLE_RATE; |
| 2081 | } |
| 2082 | if (ac97->ext_id & AC97_EI_VRA) { /* VRA support */ |
| 2083 | snd_ac97_determine_rates(ac97, AC97_PCM_FRONT_DAC_RATE, 0, &ac97->rates[AC97_RATES_FRONT_DAC]); |
| 2084 | snd_ac97_determine_rates(ac97, AC97_PCM_LR_ADC_RATE, 0, &ac97->rates[AC97_RATES_ADC]); |
| 2085 | } else { |
| 2086 | ac97->rates[AC97_RATES_FRONT_DAC] = SNDRV_PCM_RATE_48000; |
| 2087 | if (ac97->flags & AC97_DOUBLE_RATE) |
| 2088 | ac97->rates[AC97_RATES_FRONT_DAC] |= SNDRV_PCM_RATE_96000; |
| 2089 | ac97->rates[AC97_RATES_ADC] = SNDRV_PCM_RATE_48000; |
| 2090 | } |
| 2091 | if (ac97->ext_id & AC97_EI_SPDIF) { |
| 2092 | /* codec specific code (patch) should override these values */ |
| 2093 | ac97->rates[AC97_RATES_SPDIF] = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_32000; |
| 2094 | } |
| 2095 | if (ac97->ext_id & AC97_EI_VRM) { /* MIC VRA support */ |
| 2096 | snd_ac97_determine_rates(ac97, AC97_PCM_MIC_ADC_RATE, 0, &ac97->rates[AC97_RATES_MIC_ADC]); |
| 2097 | } else { |
| 2098 | ac97->rates[AC97_RATES_MIC_ADC] = SNDRV_PCM_RATE_48000; |
| 2099 | } |
| 2100 | if (ac97->ext_id & AC97_EI_SDAC) { /* SDAC support */ |
| 2101 | snd_ac97_determine_rates(ac97, AC97_PCM_SURR_DAC_RATE, AC97_PCM_FRONT_DAC_RATE, &ac97->rates[AC97_RATES_SURR_DAC]); |
| 2102 | ac97->scaps |= AC97_SCAP_SURROUND_DAC; |
| 2103 | } |
| 2104 | if (ac97->ext_id & AC97_EI_LDAC) { /* LDAC support */ |
| 2105 | snd_ac97_determine_rates(ac97, AC97_PCM_LFE_DAC_RATE, AC97_PCM_FRONT_DAC_RATE, &ac97->rates[AC97_RATES_LFE_DAC]); |
| 2106 | ac97->scaps |= AC97_SCAP_CENTER_LFE_DAC; |
| 2107 | } |
| 2108 | /* additional initializations */ |
| 2109 | if (bus->ops->init) |
| 2110 | bus->ops->init(ac97); |
| 2111 | snd_ac97_get_name(ac97, ac97->id, name, !ac97_is_audio(ac97)); |
| 2112 | snd_ac97_get_name(NULL, ac97->id, name, !ac97_is_audio(ac97)); // ac97->id might be changed in the special setup code |
| 2113 | if (! ac97->build_ops) |
| 2114 | ac97->build_ops = &null_build_ops; |
| 2115 | |
| 2116 | if (ac97_is_audio(ac97)) { |
| 2117 | char comp[16]; |
| 2118 | if (card->mixername[0] == '\0') { |
| 2119 | strcpy(card->mixername, name); |
| 2120 | } else { |
| 2121 | if (strlen(card->mixername) + 1 + strlen(name) + 1 <= sizeof(card->mixername)) { |
| 2122 | strcat(card->mixername, ","); |
| 2123 | strcat(card->mixername, name); |
| 2124 | } |
| 2125 | } |
| 2126 | sprintf(comp, "AC97a:%08x", ac97->id); |
| 2127 | if ((err = snd_component_add(card, comp)) < 0) { |
| 2128 | snd_ac97_free(ac97); |
| 2129 | return err; |
| 2130 | } |
| 2131 | if (snd_ac97_mixer_build(ac97) < 0) { |
| 2132 | snd_ac97_free(ac97); |
| 2133 | return -ENOMEM; |
| 2134 | } |
| 2135 | } |
| 2136 | if (ac97_is_modem(ac97)) { |
| 2137 | char comp[16]; |
| 2138 | if (card->mixername[0] == '\0') { |
| 2139 | strcpy(card->mixername, name); |
| 2140 | } else { |
| 2141 | if (strlen(card->mixername) + 1 + strlen(name) + 1 <= sizeof(card->mixername)) { |
| 2142 | strcat(card->mixername, ","); |
| 2143 | strcat(card->mixername, name); |
| 2144 | } |
| 2145 | } |
| 2146 | sprintf(comp, "AC97m:%08x", ac97->id); |
| 2147 | if ((err = snd_component_add(card, comp)) < 0) { |
| 2148 | snd_ac97_free(ac97); |
| 2149 | return err; |
| 2150 | } |
| 2151 | if (snd_ac97_modem_build(card, ac97) < 0) { |
| 2152 | snd_ac97_free(ac97); |
| 2153 | return -ENOMEM; |
| 2154 | } |
| 2155 | } |
| 2156 | /* make sure the proper powerdown bits are cleared */ |
| 2157 | if (ac97->scaps) { |
| 2158 | reg = snd_ac97_read(ac97, AC97_EXTENDED_STATUS); |
| 2159 | if (ac97->scaps & AC97_SCAP_SURROUND_DAC) |
| 2160 | reg &= ~AC97_EA_PRJ; |
| 2161 | if (ac97->scaps & AC97_SCAP_CENTER_LFE_DAC) |
| 2162 | reg &= ~(AC97_EA_PRI | AC97_EA_PRK); |
| 2163 | snd_ac97_write_cache(ac97, AC97_EXTENDED_STATUS, reg); |
| 2164 | } |
| 2165 | snd_ac97_proc_init(ac97); |
| 2166 | if ((err = snd_device_new(card, SNDRV_DEV_CODEC, ac97, &ops)) < 0) { |
| 2167 | snd_ac97_free(ac97); |
| 2168 | return err; |
| 2169 | } |
| 2170 | *rac97 = ac97; |
| 2171 | |
| 2172 | if (bus->shared_type) { |
| 2173 | down(&shared_codec_mutex); |
| 2174 | shared_codec[bus->shared_type-1][ac97->num] = ac97; |
| 2175 | up(&shared_codec_mutex); |
| 2176 | } |
| 2177 | |
| 2178 | return 0; |
| 2179 | } |
| 2180 | |
| 2181 | |
| 2182 | /* |
| 2183 | * Power down the chip. |
| 2184 | * |
| 2185 | * MASTER and HEADPHONE registers are muted but the register cache values |
| 2186 | * are not changed, so that the values can be restored in snd_ac97_resume(). |
| 2187 | */ |
| 2188 | static void snd_ac97_powerdown(ac97_t *ac97) |
| 2189 | { |
| 2190 | unsigned short power; |
| 2191 | |
| 2192 | if (ac97_is_audio(ac97)) { |
| 2193 | /* some codecs have stereo mute bits */ |
| 2194 | snd_ac97_write(ac97, AC97_MASTER, 0x9f9f); |
| 2195 | snd_ac97_write(ac97, AC97_HEADPHONE, 0x9f9f); |
| 2196 | } |
| 2197 | |
| 2198 | power = ac97->regs[AC97_POWERDOWN] | 0x8000; /* EAPD */ |
| 2199 | power |= 0x4000; /* Headphone amplifier powerdown */ |
| 2200 | power |= 0x0300; /* ADC & DAC powerdown */ |
| 2201 | snd_ac97_write(ac97, AC97_POWERDOWN, power); |
| 2202 | udelay(100); |
| 2203 | power |= 0x0400; /* Analog Mixer powerdown (Vref on) */ |
| 2204 | snd_ac97_write(ac97, AC97_POWERDOWN, power); |
| 2205 | udelay(100); |
| 2206 | #if 0 |
| 2207 | /* FIXME: this causes click noises on some boards at resume */ |
| 2208 | power |= 0x3800; /* AC-link powerdown, internal Clk disable */ |
| 2209 | snd_ac97_write(ac97, AC97_POWERDOWN, power); |
| 2210 | #endif |
| 2211 | } |
| 2212 | |
| 2213 | |
| 2214 | #ifdef CONFIG_PM |
| 2215 | /** |
| 2216 | * snd_ac97_suspend - General suspend function for AC97 codec |
| 2217 | * @ac97: the ac97 instance |
| 2218 | * |
| 2219 | * Suspends the codec, power down the chip. |
| 2220 | */ |
| 2221 | void snd_ac97_suspend(ac97_t *ac97) |
| 2222 | { |
| 2223 | if (ac97->build_ops->suspend) |
| 2224 | ac97->build_ops->suspend(ac97); |
| 2225 | snd_ac97_powerdown(ac97); |
| 2226 | } |
| 2227 | |
| 2228 | /* |
| 2229 | * restore ac97 status |
| 2230 | */ |
| 2231 | void snd_ac97_restore_status(ac97_t *ac97) |
| 2232 | { |
| 2233 | int i; |
| 2234 | |
| 2235 | for (i = 2; i < 0x7c ; i += 2) { |
| 2236 | if (i == AC97_POWERDOWN || i == AC97_EXTENDED_ID) |
| 2237 | continue; |
| 2238 | /* restore only accessible registers |
| 2239 | * some chip (e.g. nm256) may hang up when unsupported registers |
| 2240 | * are accessed..! |
| 2241 | */ |
| 2242 | if (test_bit(i, ac97->reg_accessed)) { |
| 2243 | snd_ac97_write(ac97, i, ac97->regs[i]); |
| 2244 | snd_ac97_read(ac97, i); |
| 2245 | } |
| 2246 | } |
| 2247 | } |
| 2248 | |
| 2249 | /* |
| 2250 | * restore IEC958 status |
| 2251 | */ |
| 2252 | void snd_ac97_restore_iec958(ac97_t *ac97) |
| 2253 | { |
| 2254 | if (ac97->ext_id & AC97_EI_SPDIF) { |
| 2255 | if (ac97->regs[AC97_EXTENDED_STATUS] & AC97_EA_SPDIF) { |
| 2256 | /* reset spdif status */ |
| 2257 | snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, 0); |
| 2258 | snd_ac97_write(ac97, AC97_EXTENDED_STATUS, ac97->regs[AC97_EXTENDED_STATUS]); |
| 2259 | if (ac97->flags & AC97_CS_SPDIF) |
| 2260 | snd_ac97_write(ac97, AC97_CSR_SPDIF, ac97->regs[AC97_CSR_SPDIF]); |
| 2261 | else |
| 2262 | snd_ac97_write(ac97, AC97_SPDIF, ac97->regs[AC97_SPDIF]); |
| 2263 | snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, AC97_EA_SPDIF); /* turn on again */ |
| 2264 | } |
| 2265 | } |
| 2266 | } |
| 2267 | |
| 2268 | /** |
| 2269 | * snd_ac97_resume - General resume function for AC97 codec |
| 2270 | * @ac97: the ac97 instance |
| 2271 | * |
| 2272 | * Do the standard resume procedure, power up and restoring the |
| 2273 | * old register values. |
| 2274 | */ |
| 2275 | void snd_ac97_resume(ac97_t *ac97) |
| 2276 | { |
Nishanth Aravamudan | ef21ca2 | 2005-07-09 10:13:22 +0200 | [diff] [blame] | 2277 | unsigned long end_time; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2278 | |
| 2279 | if (ac97->bus->ops->reset) { |
| 2280 | ac97->bus->ops->reset(ac97); |
| 2281 | goto __reset_ready; |
| 2282 | } |
| 2283 | |
| 2284 | snd_ac97_write(ac97, AC97_POWERDOWN, 0); |
| 2285 | if (! (ac97->flags & AC97_DEFAULT_POWER_OFF)) { |
| 2286 | snd_ac97_write(ac97, AC97_RESET, 0); |
| 2287 | udelay(100); |
| 2288 | snd_ac97_write(ac97, AC97_POWERDOWN, 0); |
| 2289 | } |
| 2290 | snd_ac97_write(ac97, AC97_GENERAL_PURPOSE, 0); |
| 2291 | |
| 2292 | snd_ac97_write(ac97, AC97_POWERDOWN, ac97->regs[AC97_POWERDOWN]); |
| 2293 | if (ac97_is_audio(ac97)) { |
| 2294 | ac97->bus->ops->write(ac97, AC97_MASTER, 0x8101); |
Nishanth Aravamudan | ef21ca2 | 2005-07-09 10:13:22 +0200 | [diff] [blame] | 2295 | end_time = jiffies + msecs_to_jiffies(100); |
| 2296 | do { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2297 | if (snd_ac97_read(ac97, AC97_MASTER) == 0x8101) |
| 2298 | break; |
| 2299 | set_current_state(TASK_UNINTERRUPTIBLE); |
| 2300 | schedule_timeout(1); |
Nishanth Aravamudan | ef21ca2 | 2005-07-09 10:13:22 +0200 | [diff] [blame] | 2301 | } while (time_after_eq(end_time, jiffies)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2302 | /* FIXME: extra delay */ |
| 2303 | ac97->bus->ops->write(ac97, AC97_MASTER, 0x8000); |
Nishanth Aravamudan | ef21ca2 | 2005-07-09 10:13:22 +0200 | [diff] [blame] | 2304 | if (snd_ac97_read(ac97, AC97_MASTER) != 0x8000) |
| 2305 | msleep(250); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2306 | } else { |
Nishanth Aravamudan | ef21ca2 | 2005-07-09 10:13:22 +0200 | [diff] [blame] | 2307 | end_time = jiffies + msecs_to_jiffies(100); |
| 2308 | do { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2309 | unsigned short val = snd_ac97_read(ac97, AC97_EXTENDED_MID); |
| 2310 | if (val != 0xffff && (val & 1) != 0) |
| 2311 | break; |
| 2312 | set_current_state(TASK_UNINTERRUPTIBLE); |
| 2313 | schedule_timeout(1); |
Nishanth Aravamudan | ef21ca2 | 2005-07-09 10:13:22 +0200 | [diff] [blame] | 2314 | } while (time_after_eq(end_time, jiffies)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2315 | } |
| 2316 | __reset_ready: |
| 2317 | |
| 2318 | if (ac97->bus->ops->init) |
| 2319 | ac97->bus->ops->init(ac97); |
| 2320 | |
| 2321 | if (ac97->build_ops->resume) |
| 2322 | ac97->build_ops->resume(ac97); |
| 2323 | else { |
| 2324 | snd_ac97_restore_status(ac97); |
| 2325 | snd_ac97_restore_iec958(ac97); |
| 2326 | } |
| 2327 | } |
| 2328 | #endif |
| 2329 | |
| 2330 | |
| 2331 | /* |
| 2332 | * Hardware tuning |
| 2333 | */ |
| 2334 | static void set_ctl_name(char *dst, const char *src, const char *suffix) |
| 2335 | { |
| 2336 | if (suffix) |
| 2337 | sprintf(dst, "%s %s", src, suffix); |
| 2338 | else |
| 2339 | strcpy(dst, src); |
| 2340 | } |
| 2341 | |
| 2342 | /* remove the control with the given name and optional suffix */ |
| 2343 | int snd_ac97_remove_ctl(ac97_t *ac97, const char *name, const char *suffix) |
| 2344 | { |
| 2345 | snd_ctl_elem_id_t id; |
| 2346 | memset(&id, 0, sizeof(id)); |
| 2347 | set_ctl_name(id.name, name, suffix); |
| 2348 | id.iface = SNDRV_CTL_ELEM_IFACE_MIXER; |
| 2349 | return snd_ctl_remove_id(ac97->bus->card, &id); |
| 2350 | } |
| 2351 | |
| 2352 | static snd_kcontrol_t *ctl_find(ac97_t *ac97, const char *name, const char *suffix) |
| 2353 | { |
| 2354 | snd_ctl_elem_id_t sid; |
| 2355 | memset(&sid, 0, sizeof(sid)); |
| 2356 | set_ctl_name(sid.name, name, suffix); |
| 2357 | sid.iface = SNDRV_CTL_ELEM_IFACE_MIXER; |
| 2358 | return snd_ctl_find_id(ac97->bus->card, &sid); |
| 2359 | } |
| 2360 | |
| 2361 | /* rename the control with the given name and optional suffix */ |
| 2362 | int snd_ac97_rename_ctl(ac97_t *ac97, const char *src, const char *dst, const char *suffix) |
| 2363 | { |
| 2364 | snd_kcontrol_t *kctl = ctl_find(ac97, src, suffix); |
| 2365 | if (kctl) { |
| 2366 | set_ctl_name(kctl->id.name, dst, suffix); |
| 2367 | return 0; |
| 2368 | } |
| 2369 | return -ENOENT; |
| 2370 | } |
| 2371 | |
| 2372 | /* rename both Volume and Switch controls - don't check the return value */ |
| 2373 | void snd_ac97_rename_vol_ctl(ac97_t *ac97, const char *src, const char *dst) |
| 2374 | { |
| 2375 | snd_ac97_rename_ctl(ac97, src, dst, "Switch"); |
| 2376 | snd_ac97_rename_ctl(ac97, src, dst, "Volume"); |
| 2377 | } |
| 2378 | |
| 2379 | /* swap controls */ |
| 2380 | int snd_ac97_swap_ctl(ac97_t *ac97, const char *s1, const char *s2, const char *suffix) |
| 2381 | { |
| 2382 | snd_kcontrol_t *kctl1, *kctl2; |
| 2383 | kctl1 = ctl_find(ac97, s1, suffix); |
| 2384 | kctl2 = ctl_find(ac97, s2, suffix); |
| 2385 | if (kctl1 && kctl2) { |
| 2386 | set_ctl_name(kctl1->id.name, s2, suffix); |
| 2387 | set_ctl_name(kctl2->id.name, s1, suffix); |
| 2388 | return 0; |
| 2389 | } |
| 2390 | return -ENOENT; |
| 2391 | } |
| 2392 | |
| 2393 | #if 1 |
| 2394 | /* bind hp and master controls instead of using only hp control */ |
| 2395 | static int bind_hp_volsw_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) |
| 2396 | { |
| 2397 | int err = snd_ac97_put_volsw(kcontrol, ucontrol); |
| 2398 | if (err > 0) { |
| 2399 | unsigned long priv_saved = kcontrol->private_value; |
| 2400 | kcontrol->private_value = (kcontrol->private_value & ~0xff) | AC97_HEADPHONE; |
| 2401 | snd_ac97_put_volsw(kcontrol, ucontrol); |
| 2402 | kcontrol->private_value = priv_saved; |
| 2403 | } |
| 2404 | return err; |
| 2405 | } |
| 2406 | |
| 2407 | /* ac97 tune: bind Master and Headphone controls */ |
| 2408 | static int tune_hp_only(ac97_t *ac97) |
| 2409 | { |
| 2410 | snd_kcontrol_t *msw = ctl_find(ac97, "Master Playback Switch", NULL); |
| 2411 | snd_kcontrol_t *mvol = ctl_find(ac97, "Master Playback Volume", NULL); |
| 2412 | if (! msw || ! mvol) |
| 2413 | return -ENOENT; |
| 2414 | msw->put = bind_hp_volsw_put; |
| 2415 | mvol->put = bind_hp_volsw_put; |
| 2416 | snd_ac97_remove_ctl(ac97, "Headphone Playback", "Switch"); |
| 2417 | snd_ac97_remove_ctl(ac97, "Headphone Playback", "Volume"); |
| 2418 | return 0; |
| 2419 | } |
| 2420 | |
| 2421 | #else |
| 2422 | /* ac97 tune: use Headphone control as master */ |
| 2423 | static int tune_hp_only(ac97_t *ac97) |
| 2424 | { |
| 2425 | if (ctl_find(ac97, "Headphone Playback Switch", NULL) == NULL) |
| 2426 | return -ENOENT; |
| 2427 | snd_ac97_remove_ctl(ac97, "Master Playback", "Switch"); |
| 2428 | snd_ac97_remove_ctl(ac97, "Master Playback", "Volume"); |
| 2429 | snd_ac97_rename_vol_ctl(ac97, "Headphone Playback", "Master Playback"); |
| 2430 | return 0; |
| 2431 | } |
| 2432 | #endif |
| 2433 | |
| 2434 | /* ac97 tune: swap Headphone and Master controls */ |
| 2435 | static int tune_swap_hp(ac97_t *ac97) |
| 2436 | { |
| 2437 | if (ctl_find(ac97, "Headphone Playback Switch", NULL) == NULL) |
| 2438 | return -ENOENT; |
| 2439 | snd_ac97_rename_vol_ctl(ac97, "Master Playback", "Line-Out Playback"); |
| 2440 | snd_ac97_rename_vol_ctl(ac97, "Headphone Playback", "Master Playback"); |
| 2441 | return 0; |
| 2442 | } |
| 2443 | |
| 2444 | /* ac97 tune: swap Surround and Master controls */ |
| 2445 | static int tune_swap_surround(ac97_t *ac97) |
| 2446 | { |
| 2447 | if (snd_ac97_swap_ctl(ac97, "Master Playback", "Surround Playback", "Switch") || |
| 2448 | snd_ac97_swap_ctl(ac97, "Master Playback", "Surround Playback", "Volume")) |
| 2449 | return -ENOENT; |
| 2450 | return 0; |
| 2451 | } |
| 2452 | |
| 2453 | /* ac97 tune: set up mic sharing for AD codecs */ |
| 2454 | static int tune_ad_sharing(ac97_t *ac97) |
| 2455 | { |
| 2456 | unsigned short scfg; |
| 2457 | if ((ac97->id & 0xffffff00) != 0x41445300) { |
| 2458 | snd_printk(KERN_ERR "ac97_quirk AD_SHARING is only for AD codecs\n"); |
| 2459 | return -EINVAL; |
| 2460 | } |
| 2461 | /* Turn on OMS bit to route microphone to back panel */ |
| 2462 | scfg = snd_ac97_read(ac97, AC97_AD_SERIAL_CFG); |
| 2463 | snd_ac97_write_cache(ac97, AC97_AD_SERIAL_CFG, scfg | 0x0200); |
| 2464 | return 0; |
| 2465 | } |
| 2466 | |
| 2467 | static const snd_kcontrol_new_t snd_ac97_alc_jack_detect = |
| 2468 | AC97_SINGLE("Jack Detect", AC97_ALC650_CLOCK, 5, 1, 0); |
| 2469 | |
| 2470 | /* ac97 tune: set up ALC jack-select */ |
| 2471 | static int tune_alc_jack(ac97_t *ac97) |
| 2472 | { |
| 2473 | if ((ac97->id & 0xffffff00) != 0x414c4700) { |
| 2474 | snd_printk(KERN_ERR "ac97_quirk ALC_JACK is only for Realtek codecs\n"); |
| 2475 | return -EINVAL; |
| 2476 | } |
| 2477 | snd_ac97_update_bits(ac97, 0x7a, 0x20, 0x20); /* select jack detect function */ |
| 2478 | snd_ac97_update_bits(ac97, 0x7a, 0x01, 0x01); /* Line-out auto mute */ |
| 2479 | return snd_ctl_add(ac97->bus->card, snd_ac97_cnew(&snd_ac97_alc_jack_detect, ac97)); |
| 2480 | } |
| 2481 | |
| 2482 | /* ac97 tune: inversed EAPD bit */ |
| 2483 | static int tune_inv_eapd(ac97_t *ac97) |
| 2484 | { |
| 2485 | snd_kcontrol_t *kctl = ctl_find(ac97, "External Amplifier", NULL); |
| 2486 | if (! kctl) |
| 2487 | return -ENOENT; |
| 2488 | set_inv_eapd(ac97, kctl); |
| 2489 | return 0; |
| 2490 | } |
| 2491 | |
| 2492 | static int master_mute_sw_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) |
| 2493 | { |
| 2494 | int err = snd_ac97_put_volsw(kcontrol, ucontrol); |
| 2495 | if (err > 0) { |
| 2496 | ac97_t *ac97 = snd_kcontrol_chip(kcontrol); |
| 2497 | int shift = (kcontrol->private_value >> 8) & 0x0f; |
| 2498 | int rshift = (kcontrol->private_value >> 12) & 0x0f; |
| 2499 | unsigned short mask; |
| 2500 | if (shift != rshift) |
| 2501 | mask = 0x8080; |
| 2502 | else |
| 2503 | mask = 0x8000; |
| 2504 | snd_ac97_update_bits(ac97, AC97_POWERDOWN, 0x8000, |
| 2505 | (ac97->regs[AC97_MASTER] & mask) == mask ? |
| 2506 | 0x8000 : 0); |
| 2507 | } |
| 2508 | return err; |
| 2509 | } |
| 2510 | |
| 2511 | /* ac97 tune: EAPD controls mute LED bound with the master mute */ |
| 2512 | static int tune_mute_led(ac97_t *ac97) |
| 2513 | { |
| 2514 | snd_kcontrol_t *msw = ctl_find(ac97, "Master Playback Switch", NULL); |
| 2515 | if (! msw) |
| 2516 | return -ENOENT; |
| 2517 | msw->put = master_mute_sw_put; |
| 2518 | snd_ac97_remove_ctl(ac97, "External Amplifier", NULL); |
| 2519 | snd_ac97_update_bits(ac97, AC97_POWERDOWN, 0x8000, 0x8000); /* mute LED on */ |
| 2520 | return 0; |
| 2521 | } |
| 2522 | |
| 2523 | struct quirk_table { |
| 2524 | const char *name; |
| 2525 | int (*func)(ac97_t *); |
| 2526 | }; |
| 2527 | |
| 2528 | static struct quirk_table applicable_quirks[] = { |
| 2529 | { "none", NULL }, |
| 2530 | { "hp_only", tune_hp_only }, |
| 2531 | { "swap_hp", tune_swap_hp }, |
| 2532 | { "swap_surround", tune_swap_surround }, |
| 2533 | { "ad_sharing", tune_ad_sharing }, |
| 2534 | { "alc_jack", tune_alc_jack }, |
| 2535 | { "inv_eapd", tune_inv_eapd }, |
| 2536 | { "mute_led", tune_mute_led }, |
| 2537 | }; |
| 2538 | |
| 2539 | /* apply the quirk with the given type */ |
| 2540 | static int apply_quirk(ac97_t *ac97, int type) |
| 2541 | { |
| 2542 | if (type <= 0) |
| 2543 | return 0; |
| 2544 | else if (type >= ARRAY_SIZE(applicable_quirks)) |
| 2545 | return -EINVAL; |
| 2546 | if (applicable_quirks[type].func) |
| 2547 | return applicable_quirks[type].func(ac97); |
| 2548 | return 0; |
| 2549 | } |
| 2550 | |
| 2551 | /* apply the quirk with the given name */ |
| 2552 | static int apply_quirk_str(ac97_t *ac97, const char *typestr) |
| 2553 | { |
| 2554 | int i; |
| 2555 | struct quirk_table *q; |
| 2556 | |
| 2557 | for (i = 0; i < ARRAY_SIZE(applicable_quirks); i++) { |
| 2558 | q = &applicable_quirks[i]; |
| 2559 | if (q->name && ! strcmp(typestr, q->name)) |
| 2560 | return apply_quirk(ac97, i); |
| 2561 | } |
| 2562 | /* for compatibility, accept the numbers, too */ |
| 2563 | if (*typestr >= '0' && *typestr <= '9') |
| 2564 | return apply_quirk(ac97, (int)simple_strtoul(typestr, NULL, 10)); |
| 2565 | return -EINVAL; |
| 2566 | } |
| 2567 | |
| 2568 | /** |
| 2569 | * snd_ac97_tune_hardware - tune up the hardware |
| 2570 | * @ac97: the ac97 instance |
| 2571 | * @quirk: quirk list |
| 2572 | * @override: explicit quirk value (overrides the list if non-NULL) |
| 2573 | * |
| 2574 | * Do some workaround for each pci device, such as renaming of the |
| 2575 | * headphone (true line-out) control as "Master". |
| 2576 | * The quirk-list must be terminated with a zero-filled entry. |
| 2577 | * |
| 2578 | * Returns zero if successful, or a negative error code on failure. |
| 2579 | */ |
| 2580 | |
| 2581 | int snd_ac97_tune_hardware(ac97_t *ac97, struct ac97_quirk *quirk, const char *override) |
| 2582 | { |
| 2583 | int result; |
| 2584 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2585 | /* quirk overriden? */ |
| 2586 | if (override && strcmp(override, "-1") && strcmp(override, "default")) { |
| 2587 | result = apply_quirk_str(ac97, override); |
| 2588 | if (result < 0) |
| 2589 | snd_printk(KERN_ERR "applying quirk type %s failed (%d)\n", override, result); |
| 2590 | return result; |
| 2591 | } |
| 2592 | |
Philip Prindeville | 4b49948 | 2005-08-12 16:46:17 +0200 | [diff] [blame] | 2593 | if (! quirk) |
| 2594 | return -EINVAL; |
| 2595 | |
Jaroslav Kysela | 69ad07c | 2005-05-30 14:48:16 +0200 | [diff] [blame] | 2596 | for (; quirk->subvendor; quirk++) { |
| 2597 | if (quirk->subvendor != ac97->subsystem_vendor) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2598 | continue; |
Jaroslav Kysela | 69ad07c | 2005-05-30 14:48:16 +0200 | [diff] [blame] | 2599 | if ((! quirk->mask && quirk->subdevice == ac97->subsystem_device) || |
| 2600 | quirk->subdevice == (quirk->mask & ac97->subsystem_device)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2601 | if (quirk->codec_id && quirk->codec_id != ac97->id) |
| 2602 | continue; |
| 2603 | snd_printdd("ac97 quirk for %s (%04x:%04x)\n", quirk->name, ac97->subsystem_vendor, ac97->subsystem_device); |
| 2604 | result = apply_quirk(ac97, quirk->type); |
| 2605 | if (result < 0) |
| 2606 | snd_printk(KERN_ERR "applying quirk type %d for %s failed (%d)\n", quirk->type, quirk->name, result); |
| 2607 | return result; |
| 2608 | } |
| 2609 | } |
| 2610 | return 0; |
| 2611 | } |
| 2612 | |
| 2613 | |
| 2614 | /* |
| 2615 | * Exported symbols |
| 2616 | */ |
| 2617 | |
| 2618 | EXPORT_SYMBOL(snd_ac97_write); |
| 2619 | EXPORT_SYMBOL(snd_ac97_read); |
| 2620 | EXPORT_SYMBOL(snd_ac97_write_cache); |
| 2621 | EXPORT_SYMBOL(snd_ac97_update); |
| 2622 | EXPORT_SYMBOL(snd_ac97_update_bits); |
| 2623 | EXPORT_SYMBOL(snd_ac97_get_short_name); |
| 2624 | EXPORT_SYMBOL(snd_ac97_bus); |
| 2625 | EXPORT_SYMBOL(snd_ac97_mixer); |
| 2626 | EXPORT_SYMBOL(snd_ac97_pcm_assign); |
| 2627 | EXPORT_SYMBOL(snd_ac97_pcm_open); |
| 2628 | EXPORT_SYMBOL(snd_ac97_pcm_close); |
| 2629 | EXPORT_SYMBOL(snd_ac97_pcm_double_rate_rules); |
| 2630 | EXPORT_SYMBOL(snd_ac97_tune_hardware); |
| 2631 | EXPORT_SYMBOL(snd_ac97_set_rate); |
| 2632 | #ifdef CONFIG_PM |
| 2633 | EXPORT_SYMBOL(snd_ac97_resume); |
| 2634 | EXPORT_SYMBOL(snd_ac97_suspend); |
| 2635 | #endif |
| 2636 | |
| 2637 | /* |
| 2638 | * INIT part |
| 2639 | */ |
| 2640 | |
| 2641 | static int __init alsa_ac97_init(void) |
| 2642 | { |
| 2643 | return 0; |
| 2644 | } |
| 2645 | |
| 2646 | static void __exit alsa_ac97_exit(void) |
| 2647 | { |
| 2648 | } |
| 2649 | |
| 2650 | module_init(alsa_ac97_init) |
| 2651 | module_exit(alsa_ac97_exit) |