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) 403