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 struct xonar_data { 140 u8 is_d2x; 141 u8 has_power; 142 }; 143 144 static void pcm1796_write(struct oxygen *chip, unsigned int codec, 145 u8 reg, u8 value) 146 { 147 /* maps ALSA channel pair number to SPI output */ 148 static const u8 codec_map[4] = { 149 0, 1, 2, 4 150 }; 151 oxygen_write_spi(chip, OXYGEN_SPI_TRIGGER | 152 OXYGEN_SPI_DATA_LENGTH_2 | 153 OXYGEN_SPI_CLOCK_160 | 154 (codec_map[codec] << OXYGEN_SPI_CODEC_SHIFT) | 155 OXYGEN_SPI_CEN_LATCH_CLOCK_HI, 156 (reg << 8) | value); 157 } 158 159 static void xonar_init(struct oxygen *chip) 160 { 161 struct xonar_data *data = chip->model_data; 162 unsigned int i; 163 164 data->is_d2x = chip->pci->subsystem_device == 0x82b7; 165 166 for (i = 0; i < 4; ++i) { 167 pcm1796_write(chip, i, 18, PCM1796_FMT_24_LJUST | PCM1796_ATLD); 168 pcm1796_write(chip, i, 19, PCM1796_FLT_SHARP | PCM1796_ATS_1); 169 pcm1796_write(chip, i, 20, PCM1796_OS_64); 170 pcm1796_write(chip, i, 21, 0); 171 pcm1796_write(chip, i, 16, 0xff); /* set ATL/ATR after ATLD */ 172 pcm1796_write(chip, i, 17, 0xff); 173 } 174 175 oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL, 176 GPIO_CS5381_M_MASK | GPIO_ALT); 177 oxygen_write16_masked(chip, OXYGEN_GPIO_DATA, 178 GPIO_CS5381_M_SINGLE, 179 GPIO_CS5381_M_MASK | GPIO_ALT); 180 if (data->is_d2x) { 181 oxygen_clear_bits16(chip, OXYGEN_GPIO_CONTROL, 182 GPIO_EXT_POWER); 183 oxygen_set_bits16(chip, OXYGEN_GPIO_INTERRUPT_MASK, 184 GPIO_EXT_POWER); 185 chip->interrupt_mask |= OXYGEN_INT_GPIO; 186 data->has_power = !!(oxygen_read16(chip, OXYGEN_GPIO_DATA) 187 & GPIO_EXT_POWER); 188 } 189 oxygen_ac97_set_bits(chip, 0, CM9780_JACK, CM9780_FMIC2MIC); 190 oxygen_ac97_clear_bits(chip, 0, CM9780_GPIO_STATUS, GPIO_LINE_MUTE); 191 msleep(300); 192 oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL, GPIO_OUTPUT_ENABLE); 193 oxygen_set_bits16(chip, OXYGEN_GPIO_DATA, GPIO_OUTPUT_ENABLE); 194 195 snd_component_add(chip->card, "PCM1796"); 196 snd_component_add(chip->card, "CS5381"); 197 } 198 199 static void xonar_cleanup(struct oxygen *chip) 200 { 201 oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA, GPIO_OUTPUT_ENABLE); 202 } 203 204 static void set_pcm1796_params(struct oxygen *chip, 205 struct snd_pcm_hw_params *params) 206 { 207 #if 0 208 unsigned int i; 209 u8 value; 210 211 value = params_rate(params) >= 96000 ? PCM1796_OS_32 : PCM1796_OS_64; 212 for (i = 0; i < 4; ++i) 213 pcm1796_write(chip, i, 20, value); 214 #endif 215 } 216 217 static void update_pcm1796_volume(struct oxygen *chip) 218 { 219 unsigned int i; 220 221 for (i = 0; i < 4; ++i) { 222 pcm1796_write(chip, i, 16, chip->dac_volume[i * 2]); 223 pcm1796_write(chip, i, 17, chip->dac_volume[i * 2 + 1]); 224 } 225 } 226 227 static void update_pcm1796_mute(struct oxygen *chip) 228 { 229 unsigned int i; 230 u8 value; 231 232 value = PCM1796_FMT_24_LJUST | PCM1796_ATLD; 233 if (chip->dac_mute) 234 value |= PCM1796_MUTE; 235 for (i = 0; i < 4; ++i) 236 pcm1796_write(chip, i, 18, value); 237 } 238 239 static void set_cs5381_params(struct oxygen *chip, 240 struct snd_pcm_hw_params *params) 241 { 242 unsigned int value; 243 244 if (params_rate(params) <= 54000) 245 value = GPIO_CS5381_M_SINGLE; 246 else if (params_rate(params) <= 108000) 247 value = GPIO_CS5381_M_DOUBLE; 248 else 249 value = GPIO_CS5381_M_QUAD; 250 oxygen_write16_masked(chip, OXYGEN_GPIO_DATA, 251 value, GPIO_CS5381_M_MASK); 252 } 253 254 static void xonar_gpio_changed(struct oxygen *chip) 255 { 256 struct xonar_data *data = chip->model_data; 257 u8 has_power; 258 259 if (!data->is_d2x) 260 return; 261 has_power = !!(oxygen_read16(chip, OXYGEN_GPIO_DATA) 262 & GPIO_EXT_POWER); 263 if (has_power != data->has_power) { 264 data->has_power = has_power; 265 if (has_power) { 266 snd_printk(KERN_NOTICE "power restored\n"); 267 } else { 268 snd_printk(KERN_CRIT 269 "Hey! Don't unplug the power cable!\n"); 270 /* TODO: stop PCMs */ 271 } 272 } 273 } 274 275 static void mute_ac97_ctl(struct oxygen *chip, unsigned int control) 276 { 277 unsigned int index = chip->controls[control]->private_value & 0xff; 278 u16 value; 279 280 value = oxygen_read_ac97(chip, 0, index); 281 if (!(value & 0x8000)) { 282 oxygen_write_ac97(chip, 0, index, value | 0x8000); 283 snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE, 284 &chip->controls[control]->id); 285 } 286 } 287 288 static void xonar_ac97_switch_hook(struct oxygen *chip, unsigned int codec, 289 unsigned int reg, int mute) 290 { 291 if (codec != 0) 292 return; 293 /* line-in is exclusive */ 294 switch (reg) { 295 case AC97_LINE: 296 oxygen_write_ac97_masked(chip, 0, CM9780_GPIO_STATUS, 297 mute ? GPIO_LINE_MUTE : 0, 298 GPIO_LINE_MUTE); 299 if (!mute) { 300 mute_ac97_ctl(chip, CONTROL_MIC_CAPTURE_SWITCH); 301 mute_ac97_ctl(chip, CONTROL_CD_CAPTURE_SWITCH); 302 mute_ac97_ctl(chip, CONTROL_AUX_CAPTURE_SWITCH); 303 } 304 break; 305 case AC97_MIC: 306 case AC97_CD: 307 case AC97_VIDEO: 308 case AC97_AUX: 309 if (!mute) { 310 oxygen_ac97_set_bits(chip, 0, CM9780_GPIO_STATUS, 311 GPIO_LINE_MUTE); 312 mute_ac97_ctl(chip, CONTROL_LINE_CAPTURE_SWITCH); 313 } 314 break; 315 } 316 } 317 318 static int pcm1796_volume_info(struct snd_kcontrol *ctl, 319 struct snd_ctl_elem_info *info) 320 { 321 info->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 322 info->count = 8; 323 info->value.integer.min = 0x0f; 324 info->value.integer.max = 0xff; 325 return 0; 326 } 327 328 static int alt_switch_get(struct snd_kcontrol *ctl, 329 struct snd_ctl_elem_value *value) 330 { 331 struct oxygen *chip = ctl->private_data; 332 333 value->value.integer.value[0] = 334 !!(oxygen_read16(chip, OXYGEN_GPIO_DATA) & GPIO_ALT); 335 return 0; 336 } 337 338 static int alt_switch_put(struct snd_kcontrol *ctl, 339 struct snd_ctl_elem_value *value) 340 { 341 struct oxygen *chip = ctl->private_data; 342 u16 old_bits, new_bits; 343 int changed; 344 345 spin_lock_irq(&chip->reg_lock); 346 old_bits = oxygen_read16(chip, OXYGEN_GPIO_DATA); 347 if (value->value.integer.value[0]) 348 new_bits = old_bits | GPIO_ALT; 349 else 350 new_bits = old_bits & ~GPIO_ALT; 351 changed = new_bits != old_bits; 352 if (changed) 353 oxygen_write16(chip, OXYGEN_GPIO_DATA, new_bits); 354 spin_unlock_irq(&chip->reg_lock); 355 return changed; 356 } 357 358 static const struct snd_kcontrol_new alt_switch = { 359 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 360 .name = "Analog Loopback Switch", 361 .info = snd_ctl_boolean_mono_info, 362 .get = alt_switch_get, 363 .put = alt_switch_put, 364 }; 365 366 static const DECLARE_TLV_DB_SCALE(pcm1796_db_scale, -12000, 50, 0); 367 368 static int xonar_control_filter(struct snd_kcontrol_new *template) 369 { 370 if (!strcmp(template->name, "Master Playback Volume")) { 371 template->access |= SNDRV_CTL_ELEM_ACCESS_TLV_READ; 372 template->info = pcm1796_volume_info, 373 template->tlv.p = pcm1796_db_scale; 374 } else if (!strncmp(template->name, "CD Capture ", 11)) { 375 /* CD in is actually connected to the video in pin */ 376 template->private_value ^= AC97_CD ^ AC97_VIDEO; 377 } else if (!strcmp(template->name, "Line Capture Volume")) { 378 return 1; /* line-in bypasses the AC'97 mixer */ 379 } 380 return 0; 381 } 382 383 static int xonar_mixer_init(struct oxygen *chip) 384 { 385 return snd_ctl_add(chip->card, snd_ctl_new1(&alt_switch, chip)); 386 } 387 388 static const struct oxygen_model model_xonar = { 389 .shortname = "Asus AV200", 390 .longname = "Asus Virtuoso 200", 391 .chip = "AV200", 392 .owner = THIS_MODULE, 393 .init = xonar_init, 394 .control_filter = xonar_control_filter, 395 .mixer_init = xonar_mixer_init, 396 .cleanup = xonar_cleanup, 397 .set_dac_params = set_pcm1796_params, 398 .set_adc_params = set_cs5381_params, 399 .update_dac_volume = update_pcm1796_volume, 400 .update_dac_mute = update_pcm1796_mute, 401 .ac97_switch_hook = xonar_ac97_switch_hook, 402 .gpio_changed = xonar_gpio_changed, 403 .model_data_size = sizeof(struct xonar_data), 404 .dac_channels = 8, 405 .used_channels = OXYGEN_CHANNEL_B | 406 OXYGEN_CHANNEL_C | 407 OXYGEN_CHANNEL_SPDIF | 408 OXYGEN_CHANNEL_MULTICH, 409 .function_flags = OXYGEN_FUNCTION_ENABLE_SPI_4_5, 410 .dac_i2s_format = OXYGEN_I2S_FORMAT_LJUST, 411 .adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST, 412 }; 413 414 static int __devinit xonar_probe(struct pci_dev *pci, 415 const struct pci_device_id *pci_id) 416 { 417 static int dev; 418 int err; 419 420 if (dev >= SNDRV_CARDS) 421 return -ENODEV; 422 if (!enable[dev]) { 423 ++dev; 424 return -ENOENT; 425 } 426 err = oxygen_pci_probe(pci, index[dev], id[dev], 1, &model_xonar); 427 if (err >= 0) 428 ++dev; 429 return err; 430 } 431 432 static struct pci_driver xonar_driver = { 433 .name = "AV200", 434 .id_table = xonar_ids, 435 .probe = xonar_probe, 436 .remove = __devexit_p(oxygen_pci_remove), 437 }; 438 439 static int __init alsa_card_xonar_init(void) 440 { 441 return pci_register_driver(&xonar_driver); 442 } 443 444 static void __exit alsa_card_xonar_exit(void) 445 { 446 pci_unregister_driver(&xonar_driver); 447 } 448 449 module_init(alsa_card_xonar_init) 450 module_exit(alsa_card_xonar_exit) 451