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 /* register 16 */
  84 #define PCM1796_ATL_MASK        0xff
  85 /* register 17 */
  86 #define PCM1796_ATR_MASK        0xff
  87 /* register 18 */
  88 #define PCM1796_MUTE            0x01
  89 #define PCM1796_DME             0x02
  90 #define PCM1796_DMF_MASK        0x0c
  91 #define PCM1796_DMF_DISABLED    0x00
  92 #define PCM1796_DMF_48          0x04
  93 #define PCM1796_DMF_441         0x08
  94 #define PCM1796_DMF_32          0x0c
  95 #define PCM1796_FMT_MASK        0x70
  96 #define PCM1796_FMT_16_RJUST    0x00
  97 #define PCM1796_FMT_20_RJUST    0x10
  98 #define PCM1796_FMT_24_RJUST    0x20
  99 #define PCM1796_FMT_24_LJUST    0x30
 100 #define PCM1796_FMT_16_I2S      0x40
 101 #define PCM1796_FMT_24_I2S      0x50
 102 #define PCM1796_ATLD            0x80
 103 /* register 19 */
 104 #define PCM1796_INZD            0x01
 105 #define PCM1796_FLT_MASK        0x02
 106 #define PCM1796_FLT_SHARP       0x00
 107 #define PCM1796_FLT_SLOW        0x02
 108 #define PCM1796_DFMS            0x04
 109 #define PCM1796_OPE             0x10
 110 #define PCM1796_ATS_MASK        0x60
 111 #define PCM1796_ATS_1           0x00
 112 #define PCM1796_ATS_2           0x20
 113 #define PCM1796_ATS_4           0x40
 114 #define PCM1796_ATS_8           0x60
 115 #define PCM1796_REV             0x80
 116 /* register 20 */
 117 #define PCM1796_OS_MASK         0x03
 118 #define PCM1796_OS_64           0x00
 119 #define PCM1796_OS_32           0x01
 120 #define PCM1796_OS_128          0x02
 121 #define PCM1796_CHSL_MASK       0x04
 122 #define PCM1796_CHSL_LEFT       0x00
 123 #define PCM1796_CHSL_RIGHT      0x04
 124 #define PCM1796_MONO            0x08
 125 #define PCM1796_DFTH            0x10
 126 #define PCM1796_DSD             0x20
 127 #define PCM1796_SRST            0x40
 128 /* register 21 */
 129 #define PCM1796_PCMZ            0x01
 130 #define PCM1796_DZ_MASK         0x06
 131 /* register 22 */
 132 #define PCM1796_ZFGL            0x01
 133 #define PCM1796_ZFGR            0x02
 134 /* register 23 */
 135 #define PCM1796_ID_MASK         0x1f
 136
 137 static void pcm1796_write(struct oxygen *chip, unsigned int codec,
 138                           u8 reg, u8 value)
 139 {
 140         /* maps ALSA channel pair number to SPI output */
 141         static const u8 codec_map[4] = {
 142                 0, 1, 2, 4
 143         };
 144         oxygen_write_spi(chip, OXYGEN_SPI_TRIGGER  |
 145                          OXYGEN_SPI_DATA_LENGTH_2 |
 146                          OXYGEN_SPI_CLOCK_160 |
 147                          (codec_map[codec] << OXYGEN_SPI_CODEC_SHIFT) |
 148                          OXYGEN_SPI_CEN_LATCH_CLOCK_HI,
 149                          (reg << 8) | value);
 150 }
 151
 152 static void xonar_init(struct oxygen *chip)
 153 {
 154         unsigned int i;
 155
 156         for (i = 0; i < 4; ++i) {
 157                 pcm1796_write(chip, i, 18, PCM1796_FMT_24_LJUST | PCM1796_ATLD);
 158                 pcm1796_write(chip, i, 19, PCM1796_FLT_SHARP | PCM1796_ATS_1);
 159                 pcm1796_write(chip, i, 20, PCM1796_OS_64);
 160                 pcm1796_write(chip, i, 21, 0);
 161                 pcm1796_write(chip, i, 16, 0xff); /* set ATL/ATR after ATLD */
 162                 pcm1796_write(chip, i, 17, 0xff);
 163         }
 164
 165         oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL,
 166                           GPIO_CS5381_M_MASK | GPIO_ALT);
 167         oxygen_write16_masked(chip, OXYGEN_GPIO_DATA,
 168                               GPIO_CS5381_M_SINGLE,
 169                               GPIO_CS5381_M_MASK | GPIO_ALT);
 170         oxygen_ac97_set_bits(chip, 0, CM9780_JACK, CM9780_FMIC2MIC);
 171         msleep(300);
 172         oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL, GPIO_OUTPUT_ENABLE);
 173         oxygen_set_bits16(chip, OXYGEN_GPIO_DATA, GPIO_OUTPUT_ENABLE);
 174
 175         snd_component_add(chip->card, "PCM1796");
 176         snd_component_add(chip->card, "CS5381");
 177 }
 178
 179 static void xonar_cleanup(struct oxygen *chip)
 180 {
 181         oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA, GPIO_OUTPUT_ENABLE);
 182 }
 183
 184 static void set_pcm1796_params(struct oxygen *chip,
 185                                struct snd_pcm_hw_params *params)
 186 {
 187 #if 0
 188         unsigned int i;
 189         u8 value;
 190
 191         value = params_rate(params) >= 96000 ? PCM1796_OS_32 : PCM1796_OS_64;
 192         for (i = 0; i < 4; ++i)
 193                 pcm1796_write(chip, i, 20, value);
 194 #endif
 195 }
 196
 197 static void update_pcm1796_volume(struct oxygen *chip)
 198 {
 199         unsigned int i;
 200
 201         for (i = 0; i < 4; ++i) {
 202                 pcm1796_write(chip, i, 16, chip->dac_volume[i * 2]);
 203                 pcm1796_write(chip, i, 17, chip->dac_volume[i * 2 + 1]);
 204         }
 205 }
 206
 207 static void update_pcm1796_mute(struct oxygen *chip)
 208 {
 209         unsigned int i;
 210         u8 value;
 211
 212         value = PCM1796_FMT_24_LJUST | PCM1796_ATLD;
 213         if (chip->dac_mute)
 214                 value |= PCM1796_MUTE;
 215         for (i = 0; i < 4; ++i)
 216                 pcm1796_write(chip, i, 18, value);
 217 }
 218
 219 static void set_cs5381_params(struct oxygen *chip,
 220                               struct snd_pcm_hw_params *params)
 221 {
 222         unsigned int value;
 223
 224         if (params_rate(params) <= 54000)
 225                 value = GPIO_CS5381_M_SINGLE;
 226         else if (params_rate(params) <= 108000)
 227                 value = GPIO_CS5381_M_DOUBLE;
 228         else
 229                 value = GPIO_CS5381_M_QUAD;
 230         oxygen_write16_masked(chip, OXYGEN_GPIO_DATA,
 231                               value, GPIO_CS5381_M_MASK);
 232 }
 233
 234 static int pcm1796_volume_info(struct snd_kcontrol *ctl,
 235                                struct snd_ctl_elem_info *info)
 236 {
 237         info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 238         info->count = 8;
 239         info->value.integer.min = 0x0f;
 240         info->value.integer.max = 0xff;
 241         return 0;
 242 }
 243
 244 static int alt_switch_get(struct snd_kcontrol *ctl,
 245                           struct snd_ctl_elem_value *value)
 246 {
 247         struct oxygen *chip = ctl->private_data;
 248
 249         value->value.integer.value[0] =
 250                 !!(oxygen_read16(chip, OXYGEN_GPIO_DATA) & GPIO_ALT);
 251         return 0;
 252 }
 253
 254 static int alt_switch_put(struct snd_kcontrol *ctl,
 255                           struct snd_ctl_elem_value *value)
 256 {
 257         struct oxygen *chip = ctl->private_data;
 258         u16 old_bits, new_bits;
 259         int changed;
 260
 261         spin_lock_irq(&chip->reg_lock);
 262         old_bits = oxygen_read16(chip, OXYGEN_GPIO_DATA);
 263         if (value->value.integer.value[0])
 264                 new_bits = old_bits | GPIO_ALT;
 265         else
 266                 new_bits = old_bits & ~GPIO_ALT;
 267         changed = new_bits != old_bits;
 268         if (changed)
 269                 oxygen_write16(chip, OXYGEN_GPIO_DATA, new_bits);
 270         spin_unlock_irq(&chip->reg_lock);
 271         return changed;
 272 }
 273
 274 static const struct snd_kcontrol_new alt_switch = {
 275         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 276         .name = "Analog Loopback Switch",
 277         .info = snd_ctl_boolean_mono_info,
 278         .get = alt_switch_get,
 279         .put = alt_switch_put,
 280 };
 281
 282 static const DECLARE_TLV_DB_SCALE(pcm1796_db_scale, -12000, 50, 0);
 283
 284 static int xonar_control_filter(struct snd_kcontrol_new *template)
 285 {
 286         if (!strcmp(template->name, "Master Playback Volume")) {
 287                 template->access |= SNDRV_CTL_ELEM_ACCESS_TLV_READ;
 288                 template->info = pcm1796_volume_info,
 289                 template->tlv.p = pcm1796_db_scale;
 290         } else if (!strncmp(template->name, "CD Capture ", 11)) {
 291                 template->private_value ^= AC97_CD ^ AC97_VIDEO;
 292         }
 293         return 0;
 294 }
 295
 296 static int xonar_mixer_init(struct oxygen *chip)
 297 {
 298         return snd_ctl_add(chip->card, snd_ctl_new1(&alt_switch, chip));
 299 }
 300
 301 static const struct oxygen_model model_xonar = {
 302         .shortname = "Asus AV200",
 303         .longname = "Asus Virtuoso 200",
 304         .chip = "AV200",
 305         .init = xonar_init,
 306         .control_filter = xonar_control_filter,
 307         .mixer_init = xonar_mixer_init,
 308         .cleanup = xonar_cleanup,
 309         .set_dac_params = set_pcm1796_params,
 310         .set_adc_params = set_cs5381_params,
 311         .update_dac_volume = update_pcm1796_volume,
 312         .update_dac_mute = update_pcm1796_mute,
 313         .used_channels = OXYGEN_CHANNEL_B |
 314                          OXYGEN_CHANNEL_C |
 315                          OXYGEN_CHANNEL_SPDIF |
 316                          OXYGEN_CHANNEL_MULTICH,
 317         .function_flags = OXYGEN_FUNCTION_ENABLE_SPI_4_5,
 318         .dac_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
 319         .adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
 320 };
 321
 322 static int __devinit xonar_probe(struct pci_dev *pci,
 323                                  const struct pci_device_id *pci_id)
 324 {
 325         static int dev;
 326         int err;
 327
 328         if (dev >= SNDRV_CARDS)
 329                 return -ENODEV;
 330         if (!enable[dev]) {
 331                 ++dev;
 332                 return -ENOENT;
 333         }
 334         err = oxygen_pci_probe(pci, index[dev], id[dev], 1, &model_xonar);
 335         if (err >= 0)
 336                 ++dev;
 337         return err;
 338 }
 339
 340 static struct pci_driver xonar_driver = {
 341         .name = "AV200",
 342         .id_table = xonar_ids,
 343         .probe = xonar_probe,
 344         .remove = __devexit_p(oxygen_pci_remove),
 345 };
 346
 347 static int __init alsa_card_xonar_init(void)
 348 {
 349         return pci_register_driver(&xonar_driver);
 350 }
 351
 352 static void __exit alsa_card_xonar_exit(void)
 353 {
 354         pci_unregister_driver(&xonar_driver);
 355 }
 356
 357 module_init(alsa_card_xonar_init)
 358 module_exit(alsa_card_xonar_exit)