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
  35 #include <linux/pci.h>
  36 #include <linux/delay.h>
  37 #include <linux/mutex.h>
  38 #include <sound/ac97_codec.h>
  39 #include <sound/control.h>
  40 #include <sound/core.h>
  41 #include <sound/initval.h>
  42 #include <sound/pcm.h>
  43 #include <sound/tlv.h>
  44 #include "oxygen.h"
  45 #include "cm9780.h"
  46 #include "pcm1796.h"
  47
  48 MODULE_AUTHOR("Clemens Ladisch <clemens@ladisch.de>");
  49 MODULE_DESCRIPTION("Asus AV200 driver");
  50 MODULE_LICENSE("GPL");
  51 MODULE_SUPPORTED_DEVICE("{{Asus,AV200}}");
  52
  53 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
  54 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
  55 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;
  56
  57 module_param_array(index, int, NULL, 0444);
  58 MODULE_PARM_DESC(index, "card index");
  59 module_param_array(id, charp, NULL, 0444);
  60 MODULE_PARM_DESC(id, "ID string");
  61 module_param_array(enable, bool, NULL, 0444);
  62 MODULE_PARM_DESC(enable, "enable card");
  63
  64 enum {
  65         MODEL_D2,
  66         MODEL_D2X,
  67 };
  68
  69 static struct pci_device_id xonar_ids[] __devinitdata = {
  70         { OXYGEN_PCI_SUBID(0x1043, 0x8269), .driver_data = MODEL_D2 },
  71         { OXYGEN_PCI_SUBID(0x1043, 0x82b7), .driver_data = MODEL_D2X },
  72         { }
  73 };
  74 MODULE_DEVICE_TABLE(pci, xonar_ids);
  75
  76
  77 #define GPIO_CS53x1_M_MASK      0x000c
  78 #define GPIO_CS53x1_M_SINGLE    0x0000
  79 #define GPIO_CS53x1_M_DOUBLE    0x0004
  80 #define GPIO_CS53x1_M_QUAD      0x0008
  81
  82 #define GPIO_D2X_EXT_POWER      0x0020
  83 #define GPIO_D2_ALT             0x0080
  84 #define GPIO_D2_OUTPUT_ENABLE   0x0100
  85
  86 struct xonar_data {
  87         unsigned int anti_pop_delay;
  88         u16 output_enable_bit;
  89         u8 ext_power_reg;
  90         u8 ext_power_int_reg;
  91         u8 ext_power_bit;
  92         u8 has_power;
  93 };
  94
  95 static void pcm1796_write(struct oxygen *chip, unsigned int codec,
  96                           u8 reg, u8 value)
  97 {
  98         /* maps ALSA channel pair number to SPI output */
  99         static const u8 codec_map[4] = {
 100                 0, 1, 2, 4
 101         };
 102         oxygen_write_spi(chip, OXYGEN_SPI_TRIGGER  |
 103                          OXYGEN_SPI_DATA_LENGTH_2 |
 104                          OXYGEN_SPI_CLOCK_160 |
 105                          (codec_map[codec] << OXYGEN_SPI_CODEC_SHIFT) |
 106                          OXYGEN_SPI_CEN_LATCH_CLOCK_HI,
 107                          (reg << 8) | value);
 108 }
 109
 110 static void xonar_common_init(struct oxygen *chip)
 111 {
 112         struct xonar_data *data = chip->model_data;
 113
 114         if (data->ext_power_reg) {
 115                 oxygen_set_bits8(chip, data->ext_power_int_reg,
 116                                  data->ext_power_bit);
 117                 chip->interrupt_mask |= OXYGEN_INT_GPIO;
 118                 data->has_power = !!(oxygen_read8(chip, data->ext_power_reg)
 119                                      & data->ext_power_bit);
 120         }
 121         oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL, GPIO_CS53x1_M_MASK);
 122         oxygen_write16_masked(chip, OXYGEN_GPIO_DATA,
 123                               GPIO_CS53x1_M_SINGLE, GPIO_CS53x1_M_MASK);
 124         oxygen_ac97_set_bits(chip, 0, CM9780_JACK, CM9780_FMIC2MIC);
 125         msleep(data->anti_pop_delay);
 126         oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL, data->output_enable_bit);
 127         oxygen_set_bits16(chip, OXYGEN_GPIO_DATA, data->output_enable_bit);
 128 }
 129
 130 static void xonar_d2_init(struct oxygen *chip)
 131 {
 132         struct xonar_data *data = chip->model_data;
 133         unsigned int i;
 134
 135         data->anti_pop_delay = 300;
 136         data->output_enable_bit = GPIO_D2_OUTPUT_ENABLE;
 137
 138         for (i = 0; i < 4; ++i) {
 139                 pcm1796_write(chip, i, 18, PCM1796_FMT_24_LJUST | PCM1796_ATLD);
 140                 pcm1796_write(chip, i, 19, PCM1796_FLT_SHARP | PCM1796_ATS_1);
 141                 pcm1796_write(chip, i, 20, PCM1796_OS_64);
 142                 pcm1796_write(chip, i, 21, 0);
 143                 pcm1796_write(chip, i, 16, 0xff); /* set ATL/ATR after ATLD */
 144                 pcm1796_write(chip, i, 17, 0xff);
 145         }
 146
 147         oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL, GPIO_D2_ALT);
 148         oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA, GPIO_D2_ALT);
 149
 150         xonar_common_init(chip);
 151
 152         snd_component_add(chip->card, "PCM1796");
 153         snd_component_add(chip->card, "CS5381");
 154 }
 155
 156 static void xonar_d2x_init(struct oxygen *chip)
 157 {
 158         struct xonar_data *data = chip->model_data;
 159
 160         data->ext_power_reg = OXYGEN_GPIO_DATA;
 161         data->ext_power_int_reg = OXYGEN_GPIO_INTERRUPT_MASK;
 162         data->ext_power_bit = GPIO_D2X_EXT_POWER;
 163         oxygen_clear_bits16(chip, OXYGEN_GPIO_CONTROL, GPIO_D2X_EXT_POWER);
 164         xonar_d2_init(chip);
 165 }
 166
 167 static void xonar_cleanup(struct oxygen *chip)
 168 {
 169         struct xonar_data *data = chip->model_data;
 170
 171         oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA, data->output_enable_bit);
 172 }
 173
 174 static void set_pcm1796_params(struct oxygen *chip,
 175                                struct snd_pcm_hw_params *params)
 176 {
 177 #if 0
 178         unsigned int i;
 179         u8 value;
 180
 181         value = params_rate(params) >= 96000 ? PCM1796_OS_32 : PCM1796_OS_64;
 182         for (i = 0; i < 4; ++i)
 183                 pcm1796_write(chip, i, 20, value);
 184 #endif
 185 }
 186
 187 static void update_pcm1796_volume(struct oxygen *chip)
 188 {
 189         unsigned int i;
 190
 191         for (i = 0; i < 4; ++i) {
 192                 pcm1796_write(chip, i, 16, chip->dac_volume[i * 2]);
 193                 pcm1796_write(chip, i, 17, chip->dac_volume[i * 2 + 1]);
 194         }
 195 }
 196
 197 static void update_pcm1796_mute(struct oxygen *chip)
 198 {
 199         unsigned int i;
 200         u8 value;
 201
 202         value = PCM1796_FMT_24_LJUST | PCM1796_ATLD;
 203         if (chip->dac_mute)
 204                 value |= PCM1796_MUTE;
 205         for (i = 0; i < 4; ++i)
 206                 pcm1796_write(chip, i, 18, value);
 207 }
 208
 209 static void set_cs53x1_params(struct oxygen *chip,
 210                               struct snd_pcm_hw_params *params)
 211 {
 212         unsigned int value;
 213
 214         if (params_rate(params) <= 54000)
 215                 value = GPIO_CS53x1_M_SINGLE;
 216         else if (params_rate(params) <= 108000)
 217                 value = GPIO_CS53x1_M_DOUBLE;
 218         else
 219                 value = GPIO_CS53x1_M_QUAD;
 220         oxygen_write16_masked(chip, OXYGEN_GPIO_DATA,
 221                               value, GPIO_CS53x1_M_MASK);
 222 }
 223
 224 static void xonar_gpio_changed(struct oxygen *chip)
 225 {
 226         struct xonar_data *data = chip->model_data;
 227         u8 has_power;
 228
 229         has_power = !!(oxygen_read8(chip, data->ext_power_reg)
 230                        & data->ext_power_bit);
 231         if (has_power != data->has_power) {
 232                 data->has_power = has_power;
 233                 if (has_power) {
 234                         snd_printk(KERN_NOTICE "power restored\n");
 235                 } else {
 236                         snd_printk(KERN_CRIT
 237                                    "Hey! Don't unplug the power cable!\n");
 238                         /* TODO: stop PCMs */
 239                 }
 240         }
 241 }
 242
 243 static int pcm1796_volume_info(struct snd_kcontrol *ctl,
 244                                struct snd_ctl_elem_info *info)
 245 {
 246         info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 247         info->count = 8;
 248         info->value.integer.min = 0x0f;
 249         info->value.integer.max = 0xff;
 250         return 0;
 251 }
 252
 253 static int alt_switch_get(struct snd_kcontrol *ctl,
 254                           struct snd_ctl_elem_value *value)
 255 {
 256         struct oxygen *chip = ctl->private_data;
 257
 258         value->value.integer.value[0] =
 259                 !!(oxygen_read16(chip, OXYGEN_GPIO_DATA) & GPIO_D2_ALT);
 260         return 0;
 261 }
 262
 263 static int alt_switch_put(struct snd_kcontrol *ctl,
 264                           struct snd_ctl_elem_value *value)
 265 {
 266         struct oxygen *chip = ctl->private_data;
 267         u16 old_bits, new_bits;
 268         int changed;
 269
 270         spin_lock_irq(&chip->reg_lock);
 271         old_bits = oxygen_read16(chip, OXYGEN_GPIO_DATA);
 272         if (value->value.integer.value[0])
 273                 new_bits = old_bits | GPIO_D2_ALT;
 274         else
 275                 new_bits = old_bits & ~GPIO_D2_ALT;
 276         changed = new_bits != old_bits;
 277         if (changed)
 278                 oxygen_write16(chip, OXYGEN_GPIO_DATA, new_bits);
 279         spin_unlock_irq(&chip->reg_lock);
 280         return changed;
 281 }
 282
 283 static const struct snd_kcontrol_new alt_switch = {
 284         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 285         .name = "Analog Loopback Switch",
 286         .info = snd_ctl_boolean_mono_info,
 287         .get = alt_switch_get,
 288         .put = alt_switch_put,
 289 };
 290
 291 static const DECLARE_TLV_DB_SCALE(pcm1796_db_scale, -12000, 50, 0);
 292
 293 static int xonar_d2_control_filter(struct snd_kcontrol_new *template)
 294 {
 295         if (!strcmp(template->name, "Master Playback Volume")) {
 296                 template->access |= SNDRV_CTL_ELEM_ACCESS_TLV_READ;
 297                 template->info = pcm1796_volume_info,
 298                 template->tlv.p = pcm1796_db_scale;
 299         } else if (!strncmp(template->name, "CD Capture ", 11)) {
 300                 /* CD in is actually connected to the video in pin */
 301                 template->private_value ^= AC97_CD ^ AC97_VIDEO;
 302         }
 303         return 0;
 304 }
 305
 306 static int xonar_mixer_init(struct oxygen *chip)
 307 {
 308         return snd_ctl_add(chip->card, snd_ctl_new1(&alt_switch, chip));
 309 }
 310
 311 static const struct oxygen_model xonar_models[] = {
 312         [MODEL_D2] = {
 313                 .shortname = "Asus AV200",
 314                 .longname = "Asus Virtuoso 200",
 315                 .chip = "AV200",
 316                 .owner = THIS_MODULE,
 317                 .init = xonar_d2_init,
 318                 .control_filter = xonar_d2_control_filter,
 319                 .mixer_init = xonar_mixer_init,
 320                 .cleanup = xonar_cleanup,
 321                 .set_dac_params = set_pcm1796_params,
 322                 .set_adc_params = set_cs53x1_params,
 323                 .update_dac_volume = update_pcm1796_volume,
 324                 .update_dac_mute = update_pcm1796_mute,
 325                 .model_data_size = sizeof(struct xonar_data),
 326                 .pcm_dev_cfg = PLAYBACK_0_TO_I2S |
 327                                PLAYBACK_1_TO_SPDIF |
 328                                CAPTURE_0_FROM_I2S_2 |
 329                                CAPTURE_1_FROM_SPDIF,
 330                 .dac_channels = 8,
 331                 .misc_flags = OXYGEN_MISC_MIDI,
 332                 .function_flags = OXYGEN_FUNCTION_SPI |
 333                                   OXYGEN_FUNCTION_ENABLE_SPI_4_5,
 334                 .dac_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
 335                 .adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
 336         },
 337         [MODEL_D2X] = {
 338                 .shortname = "Asus AV200",
 339                 .longname = "Asus Virtuoso 200",
 340                 .chip = "AV200",
 341                 .owner = THIS_MODULE,
 342                 .init = xonar_d2x_init,
 343                 .control_filter = xonar_d2_control_filter,
 344                 .mixer_init = xonar_mixer_init,
 345                 .cleanup = xonar_cleanup,
 346                 .set_dac_params = set_pcm1796_params,
 347                 .set_adc_params = set_cs53x1_params,
 348                 .update_dac_volume = update_pcm1796_volume,
 349                 .update_dac_mute = update_pcm1796_mute,
 350                 .gpio_changed = xonar_gpio_changed,
 351                 .model_data_size = sizeof(struct xonar_data),
 352                 .pcm_dev_cfg = PLAYBACK_0_TO_I2S |
 353                                PLAYBACK_1_TO_SPDIF |
 354                                CAPTURE_0_FROM_I2S_2 |
 355                                CAPTURE_1_FROM_SPDIF,
 356                 .dac_channels = 8,
 357                 .misc_flags = OXYGEN_MISC_MIDI,
 358                 .function_flags = OXYGEN_FUNCTION_SPI |
 359                                   OXYGEN_FUNCTION_ENABLE_SPI_4_5,
 360                 .dac_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
 361                 .adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
 362         },
 363 };
 364
 365 static int __devinit xonar_probe(struct pci_dev *pci,
 366                                  const struct pci_device_id *pci_id)
 367 {
 368         static int dev;
 369         int err;
 370
 371         if (dev >= SNDRV_CARDS)
 372                 return -ENODEV;
 373         if (!enable[dev]) {
 374                 ++dev;
 375                 return -ENOENT;
 376         }
 377         err = oxygen_pci_probe(pci, index[dev], id[dev],
 378                                &xonar_models[pci_id->driver_data]);
 379         if (err >= 0)
 380                 ++dev;
 381         return err;
 382 }
 383
 384 static struct pci_driver xonar_driver = {
 385         .name = "AV200",
 386         .id_table = xonar_ids,
 387         .probe = xonar_probe,
 388         .remove = __devexit_p(oxygen_pci_remove),
 389 };
 390
 391 static int __init alsa_card_xonar_init(void)
 392 {
 393         return pci_register_driver(&xonar_driver);
 394 }
 395
 396 static void __exit alsa_card_xonar_exit(void)
 397 {
 398         pci_unregister_driver(&xonar_driver);
 399 }
 400
 401 module_init(alsa_card_xonar_init)
 402 module_exit(alsa_card_xonar_exit)