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_EXT_POWER 0x0020 83 #define GPIO_ALT 0x0080 84 #define GPIO_OUTPUT_ENABLE 0x0100 85 86 struct xonar_data { 87 u8 has_power; 88 }; 89 90 static void pcm1796_write(struct oxygen *chip, unsigned int codec, 91 u8 reg, u8 value) 92 { 93 /* maps ALSA channel pair number to SPI output */ 94 static const u8 codec_map[4] = { 95 0, 1, 2, 4 96 }; 97 oxygen_write_spi(chip, OXYGEN_SPI_TRIGGER | 98 OXYGEN_SPI_DATA_LENGTH_2 | 99 OXYGEN_SPI_CLOCK_160 | 100 (codec_map[codec] << OXYGEN_SPI_CODEC_SHIFT) | 101 OXYGEN_SPI_CEN_LATCH_CLOCK_HI, 102 (reg << 8) | value); 103 } 104 105 static void xonar_d2_init(struct oxygen *chip) 106 { 107 unsigned int i; 108 109 for (i = 0; i < 4; ++i) { 110 pcm1796_write(chip, i, 18, PCM1796_FMT_24_LJUST | PCM1796_ATLD); 111 pcm1796_write(chip, i, 19, PCM1796_FLT_SHARP | PCM1796_ATS_1); 112 pcm1796_write(chip, i, 20, PCM1796_OS_64); 113 pcm1796_write(chip, i, 21, 0); 114 pcm1796_write(chip, i, 16, 0xff); /* set ATL/ATR after ATLD */ 115 pcm1796_write(chip, i, 17, 0xff); 116 } 117 118 oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL, 119 GPIO_CS53x1_M_MASK | GPIO_ALT); 120 oxygen_write16_masked(chip, OXYGEN_GPIO_DATA, 121 GPIO_CS53x1_M_SINGLE, 122 GPIO_CS53x1_M_MASK | GPIO_ALT); 123 oxygen_ac97_set_bits(chip, 0, CM9780_JACK, CM9780_FMIC2MIC); 124 msleep(300); 125 oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL, GPIO_OUTPUT_ENABLE); 126 oxygen_set_bits16(chip, OXYGEN_GPIO_DATA, GPIO_OUTPUT_ENABLE); 127 128 snd_component_add(chip->card, "PCM1796"); 129 snd_component_add(chip->card, "CS5381"); 130 } 131 132 static void xonar_d2x_init(struct oxygen *chip) 133 { 134 struct xonar_data *data = chip->model_data; 135 136 xonar_d2_init(chip); 137 oxygen_clear_bits16(chip, OXYGEN_GPIO_CONTROL, GPIO_EXT_POWER); 138 oxygen_set_bits16(chip, OXYGEN_GPIO_INTERRUPT_MASK, GPIO_EXT_POWER); 139 chip->interrupt_mask |= OXYGEN_INT_GPIO; 140 data->has_power = !!(oxygen_read16(chip, OXYGEN_GPIO_DATA) 141 & GPIO_EXT_POWER); 142 } 143 144 static void xonar_cleanup(struct oxygen *chip) 145 { 146 oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA, GPIO_OUTPUT_ENABLE); 147 } 148 149 static void set_pcm1796_params(struct oxygen *chip, 150 struct snd_pcm_hw_params *params) 151 { 152 #if 0 153 unsigned int i; 154 u8 value; 155 156 value = params_rate(params) >= 96000 ? PCM1796_OS_32 : PCM1796_OS_64; 157 for (i = 0; i < 4; ++i) 158 pcm1796_write(chip, i, 20, value); 159 #endif 160 } 161 162 static void update_pcm1796_volume(struct oxygen *chip) 163 { 164 unsigned int i; 165 166 for (i = 0; i < 4; ++i) { 167 pcm1796_write(chip, i, 16, chip->dac_volume[i * 2]); 168 pcm1796_write(chip, i, 17, chip->dac_volume[i * 2 + 1]); 169 } 170 } 171 172 static void update_pcm1796_mute(struct oxygen *chip) 173 { 174 unsigned int i; 175 u8 value; 176 177 value = PCM1796_FMT_24_LJUST | PCM1796_ATLD; 178 if (chip->dac_mute) 179 value |= PCM1796_MUTE; 180 for (i = 0; i < 4; ++i) 181 pcm1796_write(chip, i, 18, value); 182 } 183 184 static void set_cs53x1_params(struct oxygen *chip, 185 struct snd_pcm_hw_params *params) 186 { 187 unsigned int value; 188 189 if (params_rate(params) <= 54000) 190 value = GPIO_CS53x1_M_SINGLE; 191 else if (params_rate(params) <= 108000) 192 value = GPIO_CS53x1_M_DOUBLE; 193 else 194 value = GPIO_CS53x1_M_QUAD; 195 oxygen_write16_masked(chip, OXYGEN_GPIO_DATA, 196 value, GPIO_CS53x1_M_MASK); 197 } 198 199 static void xonar_gpio_changed(struct oxygen *chip) 200 { 201 struct xonar_data *data = chip->model_data; 202 u8 has_power; 203 204 has_power = !!(oxygen_read16(chip, OXYGEN_GPIO_DATA) 205 & GPIO_EXT_POWER); 206 if (has_power != data->has_power) { 207 data->has_power = has_power; 208 if (has_power) { 209 snd_printk(KERN_NOTICE "power restored\n"); 210 } else { 211 snd_printk(KERN_CRIT 212 "Hey! Don't unplug the power cable!\n"); 213 /* TODO: stop PCMs */ 214 } 215 } 216 } 217 218 static int pcm1796_volume_info(struct snd_kcontrol *ctl, 219 struct snd_ctl_elem_info *info) 220 { 221 info->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 222 info->count = 8; 223 info->value.integer.min = 0x0f; 224 info->value.integer.max = 0xff; 225 return 0; 226 } 227 228 static int alt_switch_get(struct snd_kcontrol *ctl, 229 struct snd_ctl_elem_value *value) 230 { 231 struct oxygen *chip = ctl->private_data; 232 233 value->value.integer.value[0] = 234 !!(oxygen_read16(chip, OXYGEN_GPIO_DATA) & GPIO_ALT); 235 return 0; 236 } 237 238 static int alt_switch_put(struct snd_kcontrol *ctl, 239 struct snd_ctl_elem_value *value) 240 { 241 struct oxygen *chip = ctl->private_data; 242 u16 old_bits, new_bits; 243 int changed; 244 245 spin_lock_irq(&chip->reg_lock); 246 old_bits = oxygen_read16(chip, OXYGEN_GPIO_DATA); 247 if (value->value.integer.value[0]) 248 new_bits = old_bits | GPIO_ALT; 249 else 250 new_bits = old_bits & ~GPIO_ALT; 251 changed = new_bits != old_bits; 252 if (changed) 253 oxygen_write16(chip, OXYGEN_GPIO_DATA, new_bits); 254 spin_unlock_irq(&chip->reg_lock); 255 return changed; 256 } 257 258 static const struct snd_kcontrol_new alt_switch = { 259 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 260 .name = "Analog Loopback Switch", 261 .info = snd_ctl_boolean_mono_info, 262 .get = alt_switch_get, 263 .put = alt_switch_put, 264 }; 265 266 static const DECLARE_TLV_DB_SCALE(pcm1796_db_scale, -12000, 50, 0); 267 268 static int xonar_control_filter(struct snd_kcontrol_new *template) 269 { 270 if (!strcmp(template->name, "Master Playback Volume")) { 271 template->access |= SNDRV_CTL_ELEM_ACCESS_TLV_READ; 272 template->info = pcm1796_volume_info, 273 template->tlv.p = pcm1796_db_scale; 274 } else if (!strncmp(template->name, "CD Capture ", 11)) { 275 /* CD in is actually connected to the video in pin */ 276 template->private_value ^= AC97_CD ^ AC97_VIDEO; 277 } 278 return 0; 279 } 280 281 static int xonar_mixer_init(struct oxygen *chip) 282 { 283 return snd_ctl_add(chip->card, snd_ctl_new1(&alt_switch, chip)); 284 } 285 286 static const struct oxygen_model xonar_models[] = { 287 [MODEL_D2] = { 288 .shortname = "Asus AV200", 289 .longname = "Asus Virtuoso 200", 290 .chip = "AV200", 291 .owner = THIS_MODULE, 292 .init = xonar_d2_init, 293 .control_filter = xonar_control_filter, 294 .mixer_init = xonar_mixer_init, 295 .cleanup = xonar_cleanup, 296 .set_dac_params = set_pcm1796_params, 297 .set_adc_params = set_cs53x1_params, 298 .update_dac_volume = update_pcm1796_volume, 299 .update_dac_mute = update_pcm1796_mute, 300 .model_data_size = sizeof(struct xonar_data), 301 .pcm_dev_cfg = PLAYBACK_0_TO_I2S | 302 PLAYBACK_1_TO_SPDIF | 303 CAPTURE_0_FROM_I2S_2 | 304 CAPTURE_1_FROM_SPDIF, 305 .dac_channels = 8, 306 .misc_flags = OXYGEN_MISC_MIDI, 307 .function_flags = OXYGEN_FUNCTION_SPI | 308 OXYGEN_FUNCTION_ENABLE_SPI_4_5, 309 .dac_i2s_format = OXYGEN_I2S_FORMAT_LJUST, 310 .adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST, 311 }, 312 [MODEL_D2X] = { 313 .shortname = "Asus AV200", 314 .longname = "Asus Virtuoso 200", 315 .chip = "AV200", 316 .owner = THIS_MODULE, 317 .init = xonar_d2x_init, 318 .control_filter = xonar_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 .gpio_changed = xonar_gpio_changed, 326 .model_data_size = sizeof(struct xonar_data), 327 .pcm_dev_cfg = PLAYBACK_0_TO_I2S | 328 PLAYBACK_1_TO_SPDIF | 329 CAPTURE_0_FROM_I2S_2 | 330 CAPTURE_1_FROM_SPDIF, 331 .dac_channels = 8, 332 .misc_flags = OXYGEN_MISC_MIDI, 333 .function_flags = OXYGEN_FUNCTION_SPI | 334 OXYGEN_FUNCTION_ENABLE_SPI_4_5, 335 .dac_i2s_format = OXYGEN_I2S_FORMAT_LJUST, 336 .adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST, 337 }, 338 }; 339 340 static int __devinit xonar_probe(struct pci_dev *pci, 341 const struct pci_device_id *pci_id) 342 { 343 static int dev; 344 int err; 345 346 if (dev >= SNDRV_CARDS) 347 return -ENODEV; 348 if (!enable[dev]) { 349 ++dev; 350 return -ENOENT; 351 } 352 err = oxygen_pci_probe(pci, index[dev], id[dev], 353 &xonar_models[pci_id->driver_data]); 354 if (err >= 0) 355 ++dev; 356 return err; 357 } 358 359 static struct pci_driver xonar_driver = { 360 .name = "AV200", 361 .id_table = xonar_ids, 362 .probe = xonar_probe, 363 .remove = __devexit_p(oxygen_pci_remove), 364 }; 365 366 static int __init alsa_card_xonar_init(void) 367 { 368 return pci_register_driver(&xonar_driver); 369 } 370 371 static void __exit alsa_card_xonar_exit(void) 372 { 373 pci_unregister_driver(&xonar_driver); 374 } 375 376 module_init(alsa_card_xonar_init) 377 module_exit(alsa_card_xonar_exit) 378