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 .dac_channels = 8, 314 .used_channels = OXYGEN_CHANNEL_B | 315 OXYGEN_CHANNEL_C | 316 OXYGEN_CHANNEL_SPDIF | 317 OXYGEN_CHANNEL_MULTICH, 318 .function_flags = OXYGEN_FUNCTION_ENABLE_SPI_4_5, 319 .dac_i2s_format = OXYGEN_I2S_FORMAT_LJUST, 320 .adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST, 321 }; 322 323 static int __devinit xonar_probe(struct pci_dev *pci, 324 const struct pci_device_id *pci_id) 325 { 326 static int dev; 327 int err; 328 329 if (dev >= SNDRV_CARDS) 330 return -ENODEV; 331 if (!enable[dev]) { 332 ++dev; 333 return -ENOENT; 334 } 335 err = oxygen_pci_probe(pci, index[dev], id[dev], 1, &model_xonar); 336 if (err >= 0) 337 ++dev; 338 return err; 339 } 340 341 static struct pci_driver xonar_driver = { 342 .name = "AV200", 343 .id_table = xonar_ids, 344 .probe = xonar_probe, 345 .remove = __devexit_p(oxygen_pci_remove), 346 }; 347 348 static int __init alsa_card_xonar_init(void) 349 { 350 return pci_register_driver(&xonar_driver); 351 } 352 353 static void __exit alsa_card_xonar_exit(void) 354 { 355 pci_unregister_driver(&xonar_driver); 356 } 357 358 module_init(alsa_card_xonar_init) 359 module_exit(alsa_card_xonar_exit) 360