sound/pci/oxygen/virtuoso.c

   1 /*
   2  * C-Media CMI8788 driver for Asus Xonar cards
   3  *
   4  * Copyright (c) Clemens Ladisch <clemens@ladisch.de>
   5  *
   6  *
   7  *  This driver is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License, version 2.
   9  *
  10  *  This driver is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License
  16  *  along with this driver; if not, write to the Free Software
  17  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  18  */
  19
  20 /*
  21  * CMI8788:
  22  *
  23  * SPI 0 -> 1st PCM1796 (front)
  24  * SPI 1 -> 2nd PCM1796 (surround)
  25  * SPI 2 -> 3rd PCM1796 (center/LFE)
  26  * SPI 4 -> 4th PCM1796 (back)
  27  *
  28  * GPIO 2 -> M0 of CS5381
  29  * GPIO 3 -> M1 of CS5381
  30  * GPIO 5 <- external power present (D2X only)
  31  * GPIO 7 -> ALT
  32  * GPIO 8 -> enable output to speakers
  33  *
  34  * CM9780:
  35  *
  36  * GPIO 0 -> enable AC'97 bypass (line in -> ADC)
  37  */
  38
  39 #include <linux/pci.h>
  40 #include <linux/delay.h>
  41 #include <linux/mutex.h>
  42 #include <sound/ac97_codec.h>
  43 #include <sound/control.h>
  44 #include <sound/core.h>
  45 #include <sound/initval.h>
  46 #include <sound/pcm.h>
  47 #include <sound/tlv.h>
  48 #include "oxygen.h"
  49 #include "cm9780.h"
  50
  51 MODULE_AUTHOR("Clemens Ladisch <clemens@ladisch.de>");
  52 MODULE_DESCRIPTION("Asus AV200 driver");
  53 MODULE_LICENSE("GPL");
  54 MODULE_SUPPORTED_DEVICE("{{Asus,AV200}}");
  55
  56 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
  57 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
  58 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;
  59
  60 module_param_array(index, int, NULL, 0444);
  61 MODULE_PARM_DESC(index, "card index");
  62 module_param_array(id, charp, NULL, 0444);
  63 MODULE_PARM_DESC(id, "ID string");
  64 module_param_array(enable, bool, NULL, 0444);
  65 MODULE_PARM_DESC(enable, "enable card");
  66
  67 static struct pci_device_id xonar_ids[] __devinitdata = {
  68         { OXYGEN_PCI_SUBID(0x1043, 0x8269) }, /* Asus Xonar D2 */
  69         { OXYGEN_PCI_SUBID(0x1043, 0x82b7) }, /* Asus Xonar D2X */
  70         { }
  71 };
  72 MODULE_DEVICE_TABLE(pci, xonar_ids);
  73
  74
  75 #define GPIO_CS5381_M_MASK      0x000c
  76 #define GPIO_CS5381_M_SINGLE    0x0000
  77 #define GPIO_CS5381_M_DOUBLE    0x0004
  78 #define GPIO_CS5381_M_QUAD      0x0008
  79 #define GPIO_EXT_POWER          0x0020
  80 #define GPIO_ALT                0x0080
  81 #define GPIO_OUTPUT_ENABLE      0x0100
  82
  83 #define GPIO_LINE_MUTE          CM9780_GPO0
  84
  85 /* register 16 */
  86 #define PCM1796_ATL_MASK        0xff
  87 /* register 17 */
  88 #define PCM1796_ATR_MASK        0xff
  89 /* register 18 */
  90 #define PCM1796_MUTE            0x01
  91 #define PCM1796_DME             0x02
  92 #define PCM1796_DMF_MASK        0x0c
  93 #define PCM1796_DMF_DISABLED    0x00
  94 #define PCM1796_DMF_48          0x04
  95 #define PCM1796_DMF_441         0x08
  96 #define PCM1796_DMF_32          0x0c
  97 #define PCM1796_FMT_MASK        0x70
  98 #define PCM1796_FMT_16_RJUST    0x00
  99 #define PCM1796_FMT_20_RJUST    0x10
 100 #define PCM1796_FMT_24_RJUST    0x20
 101 #define PCM1796_FMT_24_LJUST    0x30
 102 #define PCM1796_FMT_16_I2S      0x40
 103 #define PCM1796_FMT_24_I2S      0x50
 104 #define PCM1796_ATLD            0x80
 105 /* register 19 */
 106 #define PCM1796_INZD            0x01
 107 #define PCM1796_FLT_MASK        0x02
 108 #define PCM1796_FLT_SHARP       0x00
 109 #define PCM1796_FLT_SLOW        0x02
 110 #define PCM1796_DFMS            0x04
 111 #define PCM1796_OPE             0x10
 112 #define PCM1796_ATS_MASK        0x60
 113 #define PCM1796_ATS_1           0x00
 114 #define PCM1796_ATS_2           0x20
 115 #define PCM1796_ATS_4           0x40
 116 #define PCM1796_ATS_8           0x60
 117 #define PCM1796_REV             0x80
 118 /* register 20 */
 119 #define PCM1796_OS_MASK         0x03
 120 #define PCM1796_OS_64           0x00
 121 #define PCM1796_OS_32           0x01
 122 #define PCM1796_OS_128          0x02
 123 #define PCM1796_CHSL_MASK       0x04
 124 #define PCM1796_CHSL_LEFT       0x00
 125 #define PCM1796_CHSL_RIGHT      0x04
 126 #define PCM1796_MONO            0x08
 127 #define PCM1796_DFTH            0x10
 128 #define PCM1796_DSD             0x20
 129 #define PCM1796_SRST            0x40
 130 /* register 21 */
 131 #define PCM1796_PCMZ            0x01
 132 #define PCM1796_DZ_MASK         0x06
 133 /* register 22 */
 134 #define PCM1796_ZFGL            0x01
 135 #define PCM1796_ZFGR            0x02
 136 /* register 23 */
 137 #define PCM1796_ID_MASK         0x1f
 138
 139 static void pcm1796_write(struct oxygen *chip, unsigned int codec,
 140                           u8 reg, u8 value)
 141 {
 142         /* maps ALSA channel pair number to SPI output */
 143         static const u8 codec_map[4] = {
 144                 0, 1, 2, 4
 145         };
 146         oxygen_write_spi(chip, OXYGEN_SPI_TRIGGER  |
 147                          OXYGEN_SPI_DATA_LENGTH_2 |
 148                          OXYGEN_SPI_CLOCK_160 |
 149                          (codec_map[codec] << OXYGEN_SPI_CODEC_SHIFT) |
 150                          OXYGEN_SPI_CEN_LATCH_CLOCK_HI,
 151                          (reg << 8) | value);
 152 }
 153
 154 static void xonar_init(struct oxygen *chip)
 155 {
 156         unsigned int i;
 157
 158         for (i = 0; i < 4; ++i) {
 159                 pcm1796_write(chip, i, 18, PCM1796_FMT_24_LJUST | PCM1796_ATLD);
 160                 pcm1796_write(chip, i, 19, PCM1796_FLT_SHARP | PCM1796_ATS_1);
 161                 pcm1796_write(chip, i, 20, PCM1796_OS_64);
 162                 pcm1796_write(chip, i, 21, 0);
 163                 pcm1796_write(chip, i, 16, 0xff); /* set ATL/ATR after ATLD */
 164                 pcm1796_write(chip, i, 17, 0xff);
 165         }
 166
 167         oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL,
 168                           GPIO_CS5381_M_MASK | GPIO_ALT);
 169         oxygen_write16_masked(chip, OXYGEN_GPIO_DATA,
 170                               GPIO_CS5381_M_SINGLE,
 171                               GPIO_CS5381_M_MASK | GPIO_ALT);
 172         oxygen_ac97_set_bits(chip, 0, CM9780_JACK, CM9780_FMIC2MIC);
 173         oxygen_ac97_clear_bits(chip, 0, CM9780_GPIO_STATUS, GPIO_LINE_MUTE);
 174         msleep(300);
 175         oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL, GPIO_OUTPUT_ENABLE);
 176         oxygen_set_bits16(chip, OXYGEN_GPIO_DATA, GPIO_OUTPUT_ENABLE);
 177
 178         snd_component_add(chip->card, "PCM1796");
 179         snd_component_add(chip->card, "CS5381");
 180 }
 181
 182 static void xonar_cleanup(struct oxygen *chip)
 183 {
 184         oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA, GPIO_OUTPUT_ENABLE);
 185 }
 186
 187 static void set_pcm1796_params(struct oxygen *chip,
 188                                struct snd_pcm_hw_params *params)
 189 {
 190 #if 0
 191         unsigned int i;
 192         u8 value;
 193
 194         value = params_rate(params) >= 96000 ? PCM1796_OS_32 : PCM1796_OS_64;
 195         for (i = 0; i < 4; ++i)
 196                 pcm1796_write(chip, i, 20, value);
 197 #endif
 198 }
 199
 200 static void update_pcm1796_volume(struct oxygen *chip)
 201 {
 202         unsigned int i;
 203
 204         for (i = 0; i < 4; ++i) {
 205                 pcm1796_write(chip, i, 16, chip->dac_volume[i * 2]);
 206                 pcm1796_write(chip, i, 17, chip->dac_volume[i * 2 + 1]);
 207         }
 208 }
 209
 210 static void update_pcm1796_mute(struct oxygen *chip)
 211 {
 212         unsigned int i;
 213         u8 value;
 214
 215         value = PCM1796_FMT_24_LJUST | PCM1796_ATLD;
 216         if (chip->dac_mute)
 217                 value |= PCM1796_MUTE;
 218         for (i = 0; i < 4; ++i)
 219                 pcm1796_write(chip, i, 18, value);
 220 }
 221
 222 static void set_cs5381_params(struct oxygen *chip,
 223                               struct snd_pcm_hw_params *params)
 224 {
 225         unsigned int value;
 226
 227         if (params_rate(params) <= 54000)
 228                 value = GPIO_CS5381_M_SINGLE;
 229         else if (params_rate(params) <= 108000)
 230                 value = GPIO_CS5381_M_DOUBLE;
 231         else
 232                 value = GPIO_CS5381_M_QUAD;
 233         oxygen_write16_masked(chip, OXYGEN_GPIO_DATA,
 234                               value, GPIO_CS5381_M_MASK);
 235 }
 236
 237 static void mute_ac97_ctl(struct oxygen *chip, unsigned int control)
 238 {
 239         unsigned int index = chip->controls[control]->private_value & 0xff;
 240         u16 value;
 241
 242         value = oxygen_read_ac97(chip, 0, index);
 243         if (!(value & 0x8000)) {
 244                 oxygen_write_ac97(chip, 0, index, value | 0x8000);
 245                 snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
 246                                &chip->controls[control]->id);
 247         }
 248 }
 249
 250 static void xonar_ac97_switch_hook(struct oxygen *chip,
 251                                    unsigned int reg, int mute)
 252 {
 253         /* line-in is exclusive */
 254         switch (reg) {
 255         case AC97_LINE:
 256                 oxygen_write_ac97_masked(chip, 0, CM9780_GPIO_STATUS,
 257                                          mute ? GPIO_LINE_MUTE : 0,
 258                                          GPIO_LINE_MUTE);
 259                 if (!mute) {
 260                         mute_ac97_ctl(chip, CONTROL_MIC_CAPTURE_SWITCH);
 261                         mute_ac97_ctl(chip, CONTROL_CD_CAPTURE_SWITCH);
 262                         mute_ac97_ctl(chip, CONTROL_AUX_CAPTURE_SWITCH);
 263                 }
 264                 break;
 265         case AC97_MIC:
 266         case AC97_CD:
 267         case AC97_VIDEO:
 268         case AC97_AUX:
 269                 if (!mute) {
 270                         oxygen_ac97_set_bits(chip, 0, CM9780_GPIO_STATUS,
 271                                              GPIO_LINE_MUTE);
 272                         mute_ac97_ctl(chip, CONTROL_LINE_CAPTURE_SWITCH);
 273                 }
 274                 break;
 275         }
 276 }
 277
 278 static int pcm1796_volume_info(struct snd_kcontrol *ctl,
 279                                struct snd_ctl_elem_info *info)
 280 {
 281         info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 282         info->count = 8;
 283         info->value.integer.min = 0x0f;
 284         info->value.integer.max = 0xff;
 285         return 0;
 286 }
 287
 288 static int alt_switch_get(struct snd_kcontrol *ctl,
 289                           struct snd_ctl_elem_value *value)
 290 {
 291         struct oxygen *chip = ctl->private_data;
 292
 293         value->value.integer.value[0] =
 294                 !!(oxygen_read16(chip, OXYGEN_GPIO_DATA) & GPIO_ALT);
 295         return 0;
 296 }
 297
 298 static int alt_switch_put(struct snd_kcontrol *ctl,
 299                           struct snd_ctl_elem_value *value)
 300 {
 301         struct oxygen *chip = ctl->private_data;
 302         u16 old_bits, new_bits;
 303         int changed;
 304
 305         spin_lock_irq(&chip->reg_lock);
 306         old_bits = oxygen_read16(chip, OXYGEN_GPIO_DATA);
 307         if (value->value.integer.value[0])
 308                 new_bits = old_bits | GPIO_ALT;
 309         else
 310                 new_bits = old_bits & ~GPIO_ALT;
 311         changed = new_bits != old_bits;
 312         if (changed)
 313                 oxygen_write16(chip, OXYGEN_GPIO_DATA, new_bits);
 314         spin_unlock_irq(&chip->reg_lock);
 315         return changed;
 316 }
 317
 318 static const struct snd_kcontrol_new alt_switch = {
 319         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 320         .name = "Analog Loopback Switch",
 321         .info = snd_ctl_boolean_mono_info,
 322         .get = alt_switch_get,
 323         .put = alt_switch_put,
 324 };
 325
 326 static const DECLARE_TLV_DB_SCALE(pcm1796_db_scale, -12000, 50, 0);
 327
 328 static int xonar_control_filter(struct snd_kcontrol_new *template)
 329 {
 330         if (!strcmp(template->name, "Master Playback Volume")) {
 331                 template->access |= SNDRV_CTL_ELEM_ACCESS_TLV_READ;
 332                 template->info = pcm1796_volume_info,
 333                 template->tlv.p = pcm1796_db_scale;
 334         } else if (!strncmp(template->name, "CD Capture ", 11)) {
 335                 /* CD in is actually connected to the video in pin */
 336                 template->private_value ^= AC97_CD ^ AC97_VIDEO;
 337         } else if (!strcmp(template->name, "Line Capture Volume")) {
 338                 return 1; /* line-in bypasses the AC'97 mixer */
 339         }
 340         return 0;
 341 }
 342
 343 static int xonar_mixer_init(struct oxygen *chip)
 344 {
 345         return snd_ctl_add(chip->card, snd_ctl_new1(&alt_switch, chip));
 346 }
 347
 348 static const struct oxygen_model model_xonar = {
 349         .shortname = "Asus AV200",
 350         .longname = "Asus Virtuoso 200",
 351         .chip = "AV200",
 352         .init = xonar_init,
 353         .control_filter = xonar_control_filter,
 354         .mixer_init = xonar_mixer_init,
 355         .cleanup = xonar_cleanup,
 356         .set_dac_params = set_pcm1796_params,
 357         .set_adc_params = set_cs5381_params,
 358         .update_dac_volume = update_pcm1796_volume,
 359         .update_dac_mute = update_pcm1796_mute,
 360         .ac97_switch_hook = xonar_ac97_switch_hook,
 361         .dac_channels = 8,
 362         .used_channels = OXYGEN_CHANNEL_B |
 363                          OXYGEN_CHANNEL_C |
 364                          OXYGEN_CHANNEL_SPDIF |
 365                          OXYGEN_CHANNEL_MULTICH,
 366         .function_flags = OXYGEN_FUNCTION_ENABLE_SPI_4_5,
 367         .dac_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
 368         .adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
 369 };
 370
 371 static int __devinit xonar_probe(struct pci_dev *pci,
 372                                  const struct pci_device_id *pci_id)
 373 {
 374         static int dev;
 375         int err;
 376
 377         if (dev >= SNDRV_CARDS)
 378                 return -ENODEV;
 379         if (!enable[dev]) {
 380                 ++dev;
 381                 return -ENOENT;
 382         }
 383         err = oxygen_pci_probe(pci, index[dev], id[dev], 1, &model_xonar);
 384         if (err >= 0)
 385                 ++dev;
 386         return err;
 387 }
 388
 389 static struct pci_driver xonar_driver = {
 390         .name = "AV200",
 391         .id_table = xonar_ids,
 392         .probe = xonar_probe,
 393         .remove = __devexit_p(oxygen_pci_remove),
 394 };
 395
 396 static int __init alsa_card_xonar_init(void)
 397 {
 398         return pci_register_driver(&xonar_driver);
 399 }
 400
 401 static void __exit alsa_card_xonar_exit(void)
 402 {
 403         pci_unregister_driver(&xonar_driver);
 404 }
 405
 406 module_init(alsa_card_xonar_init)
 407 module_exit(alsa_card_xonar_exit)