1 /* 2 * The driver for the ForteMedia FM801 based soundcards 3 * Copyright (c) by Jaroslav Kysela <perex@perex.cz> 4 * 5 * Support FM only card by Andy Shevchenko <andy@smile.org.ua> 6 * 7 * This program is free software; you can redistribute it and/or modify 8 * it under the terms of the GNU General Public License as published by 9 * the Free Software Foundation; either version 2 of the License, or 10 * (at your option) any later version. 11 * 12 * This program is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * GNU General Public License for more details. 16 * 17 * You should have received a copy of the GNU General Public License 18 * along with this program; if not, write to the Free Software 19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 20 * 21 */ 22 23 #include <linux/delay.h> 24 #include <linux/init.h> 25 #include <linux/interrupt.h> 26 #include <linux/pci.h> 27 #include <linux/slab.h> 28 #include <linux/moduleparam.h> 29 #include <sound/core.h> 30 #include <sound/pcm.h> 31 #include <sound/tlv.h> 32 #include <sound/ac97_codec.h> 33 #include <sound/mpu401.h> 34 #include <sound/opl3.h> 35 #include <sound/initval.h> 36 37 #include <asm/io.h> 38 39 #ifdef CONFIG_SND_FM801_TEA575X_BOOL 40 #include <sound/tea575x-tuner.h> 41 #endif 42 43 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>"); 44 MODULE_DESCRIPTION("ForteMedia FM801"); 45 MODULE_LICENSE("GPL"); 46 MODULE_SUPPORTED_DEVICE("{{ForteMedia,FM801}," 47 "{Genius,SoundMaker Live 5.1}}"); 48 49 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ 50 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ 51 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */ 52 /* 53 * Enable TEA575x tuner 54 * 1 = MediaForte 256-PCS 55 * 2 = MediaForte 256-PCP 56 * 3 = MediaForte 64-PCR 57 * 16 = setup tuner only (this is additional bit), i.e. SF64-PCR FM card 58 * High 16-bits are video (radio) device number + 1 59 */ 60 static int tea575x_tuner[SNDRV_CARDS]; 61 62 module_param_array(index, int, NULL, 0444); 63 MODULE_PARM_DESC(index, "Index value for the FM801 soundcard."); 64 module_param_array(id, charp, NULL, 0444); 65 MODULE_PARM_DESC(id, "ID string for the FM801 soundcard."); 66 module_param_array(enable, bool, NULL, 0444); 67 MODULE_PARM_DESC(enable, "Enable FM801 soundcard."); 68 module_param_array(tea575x_tuner, int, NULL, 0444); 69 MODULE_PARM_DESC(tea575x_tuner, "TEA575x tuner access method (0 = auto, 1 = SF256-PCS, 2=SF256-PCP, 3=SF64-PCR, 8=disable, +16=tuner-only)."); 70 71 #define TUNER_ONLY (1<<4) 72 #define TUNER_TYPE_MASK (~TUNER_ONLY & 0xFFFF) 73 74 /* 75 * Direct registers 76 */ 77 78 #define FM801_REG(chip, reg) (chip->port + FM801_##reg) 79 80 #define FM801_PCM_VOL 0x00 /* PCM Output Volume */ 81 #define FM801_FM_VOL 0x02 /* FM Output Volume */ 82 #define FM801_I2S_VOL 0x04 /* I2S Volume */ 83 #define FM801_REC_SRC 0x06 /* Record Source */ 84 #define FM801_PLY_CTRL 0x08 /* Playback Control */ 85 #define FM801_PLY_COUNT 0x0a /* Playback Count */ 86 #define FM801_PLY_BUF1 0x0c /* Playback Bufer I */ 87 #define FM801_PLY_BUF2 0x10 /* Playback Buffer II */ 88 #define FM801_CAP_CTRL 0x14 /* Capture Control */ 89 #define FM801_CAP_COUNT 0x16 /* Capture Count */ 90 #define FM801_CAP_BUF1 0x18 /* Capture Buffer I */ 91 #define FM801_CAP_BUF2 0x1c /* Capture Buffer II */ 92 #define FM801_CODEC_CTRL 0x22 /* Codec Control */ 93 #define FM801_I2S_MODE 0x24 /* I2S Mode Control */ 94 #define FM801_VOLUME 0x26 /* Volume Up/Down/Mute Status */ 95 #define FM801_I2C_CTRL 0x29 /* I2C Control */ 96 #define FM801_AC97_CMD 0x2a /* AC'97 Command */ 97 #define FM801_AC97_DATA 0x2c /* AC'97 Data */ 98 #define FM801_MPU401_DATA 0x30 /* MPU401 Data */ 99 #define FM801_MPU401_CMD 0x31 /* MPU401 Command */ 100 #define FM801_GPIO_CTRL 0x52 /* General Purpose I/O Control */ 101 #define FM801_GEN_CTRL 0x54 /* General Control */ 102 #define FM801_IRQ_MASK 0x56 /* Interrupt Mask */ 103 #define FM801_IRQ_STATUS 0x5a /* Interrupt Status */ 104 #define FM801_OPL3_BANK0 0x68 /* OPL3 Status Read / Bank 0 Write */ 105 #define FM801_OPL3_DATA0 0x69 /* OPL3 Data 0 Write */ 106 #define FM801_OPL3_BANK1 0x6a /* OPL3 Bank 1 Write */ 107 #define FM801_OPL3_DATA1 0x6b /* OPL3 Bank 1 Write */ 108 #define FM801_POWERDOWN 0x70 /* Blocks Power Down Control */ 109 110 /* codec access */ 111 #define FM801_AC97_READ (1<<7) /* read=1, write=0 */ 112 #define FM801_AC97_VALID (1<<8) /* port valid=1 */ 113 #define FM801_AC97_BUSY (1<<9) /* busy=1 */ 114 #define FM801_AC97_ADDR_SHIFT 10 /* codec id (2bit) */ 115 116 /* playback and record control register bits */ 117 #define FM801_BUF1_LAST (1<<1) 118 #define FM801_BUF2_LAST (1<<2) 119 #define FM801_START (1<<5) 120 #define FM801_PAUSE (1<<6) 121 #define FM801_IMMED_STOP (1<<7) 122 #define FM801_RATE_SHIFT 8 123 #define FM801_RATE_MASK (15 << FM801_RATE_SHIFT) 124 #define FM801_CHANNELS_4 (1<<12) /* playback only */ 125 #define FM801_CHANNELS_6 (2<<12) /* playback only */ 126 #define FM801_CHANNELS_6MS (3<<12) /* playback only */ 127 #define FM801_CHANNELS_MASK (3<<12) 128 #define FM801_16BIT (1<<14) 129 #define FM801_STEREO (1<<15) 130 131 /* IRQ status bits */ 132 #define FM801_IRQ_PLAYBACK (1<<8) 133 #define FM801_IRQ_CAPTURE (1<<9) 134 #define FM801_IRQ_VOLUME (1<<14) 135 #define FM801_IRQ_MPU (1<<15) 136 137 /* GPIO control register */ 138 #define FM801_GPIO_GP0 (1<<0) /* read/write */ 139 #define FM801_GPIO_GP1 (1<<1) 140 #define FM801_GPIO_GP2 (1<<2) 141 #define FM801_GPIO_GP3 (1<<3) 142 #define FM801_GPIO_GP(x) (1<<(0+(x))) 143 #define FM801_GPIO_GD0 (1<<8) /* directions: 1 = input, 0 = output*/ 144 #define FM801_GPIO_GD1 (1<<9) 145 #define FM801_GPIO_GD2 (1<<10) 146 #define FM801_GPIO_GD3 (1<<11) 147 #define FM801_GPIO_GD(x) (1<<(8+(x))) 148 #define FM801_GPIO_GS0 (1<<12) /* function select: */ 149 #define FM801_GPIO_GS1 (1<<13) /* 1 = GPIO */ 150 #define FM801_GPIO_GS2 (1<<14) /* 0 = other (S/PDIF, VOL) */ 151 #define FM801_GPIO_GS3 (1<<15) 152 #define FM801_GPIO_GS(x) (1<<(12+(x))) 153 154 /* 155 156 */ 157 158 struct fm801 { 159 int irq; 160 161 unsigned long port; /* I/O port number */ 162 unsigned int multichannel: 1, /* multichannel support */ 163 secondary: 1; /* secondary codec */ 164 unsigned char secondary_addr; /* address of the secondary codec */ 165 unsigned int tea575x_tuner; /* tuner access method & flags */ 166 167 unsigned short ply_ctrl; /* playback control */ 168 unsigned short cap_ctrl; /* capture control */ 169 170 unsigned long ply_buffer; 171 unsigned int ply_buf; 172 unsigned int ply_count; 173 unsigned int ply_size; 174 unsigned int ply_pos; 175 176 unsigned long cap_buffer; 177 unsigned int cap_buf; 178 unsigned int cap_count; 179 unsigned int cap_size; 180 unsigned int cap_pos; 181 182 struct snd_ac97_bus *ac97_bus; 183 struct snd_ac97 *ac97; 184 struct snd_ac97 *ac97_sec; 185 186 struct pci_dev *pci; 187 struct snd_card *card; 188 struct snd_pcm *pcm; 189 struct snd_rawmidi *rmidi; 190 struct snd_pcm_substream *playback_substream; 191 struct snd_pcm_substream *capture_substream; 192 unsigned int p_dma_size; 193 unsigned int c_dma_size; 194 195 spinlock_t reg_lock; 196 struct snd_info_entry *proc_entry; 197 198 #ifdef CONFIG_SND_FM801_TEA575X_BOOL 199 struct snd_tea575x tea; 200 #endif 201 202 #ifdef CONFIG_PM 203 u16 saved_regs[0x20]; 204 #endif 205 }; 206 207 static DEFINE_PCI_DEVICE_TABLE(snd_fm801_ids) = { 208 { 0x1319, 0x0801, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0, }, /* FM801 */ 209 { 0x5213, 0x0510, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0, }, /* Gallant Odyssey Sound 4 */ 210 { 0, } 211 }; 212 213 MODULE_DEVICE_TABLE(pci, snd_fm801_ids); 214 215 /* 216 * common I/O routines 217 */ 218 219 static int snd_fm801_update_bits(struct fm801 *chip, unsigned short reg, 220 unsigned short mask, unsigned short value) 221 { 222 int change; 223 unsigned long flags; 224 unsigned short old, new; 225 226 spin_lock_irqsave(&chip->reg_lock, flags); 227 old = inw(chip->port + reg); 228 new = (old & ~mask) | value; 229 change = old != new; 230 if (change) 231 outw(new, chip->port + reg); 232 spin_unlock_irqrestore(&chip->reg_lock, flags); 233 return change; 234 } 235 236 static void snd_fm801_codec_write(struct snd_ac97 *ac97, 237 unsigned short reg, 238 unsigned short val) 239 { 240 struct fm801 *chip = ac97->private_data; 241 int idx; 242 243 /* 244 * Wait until the codec interface is not ready.. 245 */ 246 for (idx = 0; idx < 100; idx++) { 247 if (!(inw(FM801_REG(chip, AC97_CMD)) & FM801_AC97_BUSY)) 248 goto ok1; 249 udelay(10); 250 } 251 snd_printk(KERN_ERR "AC'97 interface is busy (1)\n"); 252 return; 253 254 ok1: 255 /* write data and address */ 256 outw(val, FM801_REG(chip, AC97_DATA)); 257 outw(reg | (ac97->addr << FM801_AC97_ADDR_SHIFT), FM801_REG(chip, AC97_CMD)); 258 /* 259 * Wait until the write command is not completed.. 260 */ 261 for (idx = 0; idx < 1000; idx++) { 262 if (!(inw(FM801_REG(chip, AC97_CMD)) & FM801_AC97_BUSY)) 263 return; 264 udelay(10); 265 } 266 snd_printk(KERN_ERR "AC'97 interface #%d is busy (2)\n", ac97->num); 267 } 268 269 static unsigned short snd_fm801_codec_read(struct snd_ac97 *ac97, unsigned short reg) 270 { 271 struct fm801 *chip = ac97->private_data; 272 int idx; 273 274 /* 275 * Wait until the codec interface is not ready.. 276 */ 277 for (idx = 0; idx < 100; idx++) { 278 if (!(inw(FM801_REG(chip, AC97_CMD)) & FM801_AC97_BUSY)) 279 goto ok1; 280 udelay(10); 281 } 282 snd_printk(KERN_ERR "AC'97 interface is busy (1)\n"); 283 return 0; 284 285 ok1: 286 /* read command */ 287 outw(reg | (ac97->addr << FM801_AC97_ADDR_SHIFT) | FM801_AC97_READ, 288 FM801_REG(chip, AC97_CMD)); 289 for (idx = 0; idx < 100; idx++) { 290 if (!(inw(FM801_REG(chip, AC97_CMD)) & FM801_AC97_BUSY)) 291 goto ok2; 292 udelay(10); 293 } 294 snd_printk(KERN_ERR "AC'97 interface #%d is busy (2)\n", ac97->num); 295 return 0; 296 297 ok2: 298 for (idx = 0; idx < 1000; idx++) { 299 if (inw(FM801_REG(chip, AC97_CMD)) & FM801_AC97_VALID) 300 goto ok3; 301 udelay(10); 302 } 303 snd_printk(KERN_ERR "AC'97 interface #%d is not valid (2)\n", ac97->num); 304 return 0; 305 306 ok3: 307 return inw(FM801_REG(chip, AC97_DATA)); 308 } 309 310 static unsigned int rates[] = { 311 5500, 8000, 9600, 11025, 312 16000, 19200, 22050, 32000, 313 38400, 44100, 48000 314 }; 315 316 static struct snd_pcm_hw_constraint_list hw_constraints_rates = { 317 .count = ARRAY_SIZE(rates), 318 .list = rates, 319 .mask = 0, 320 }; 321 322 static unsigned int channels[] = { 323 2, 4, 6 324 }; 325 326 static struct snd_pcm_hw_constraint_list hw_constraints_channels = { 327 .count = ARRAY_SIZE(channels), 328 .list = channels, 329 .mask = 0, 330 }; 331 332 /* 333 * Sample rate routines 334 */ 335 336 static unsigned short snd_fm801_rate_bits(unsigned int rate) 337 { 338 unsigned int idx; 339 340 for (idx = 0; idx < ARRAY_SIZE(rates); idx++) 341 if (rates[idx] == rate) 342 return idx; 343 snd_BUG(); 344 return ARRAY_SIZE(rates) - 1; 345 } 346 347 /* 348 * PCM part 349 */ 350 351 static int snd_fm801_playback_trigger(struct snd_pcm_substream *substream, 352 int cmd) 353 { 354 struct fm801 *chip = snd_pcm_substream_chip(substream); 355 356 spin_lock(&chip->reg_lock); 357 switch (cmd) { 358 case SNDRV_PCM_TRIGGER_START: 359 chip->ply_ctrl &= ~(FM801_BUF1_LAST | 360 FM801_BUF2_LAST | 361 FM801_PAUSE); 362 chip->ply_ctrl |= FM801_START | 363 FM801_IMMED_STOP; 364 break; 365 case SNDRV_PCM_TRIGGER_STOP: 366 chip->ply_ctrl &= ~(FM801_START | FM801_PAUSE); 367 break; 368 case SNDRV_PCM_TRIGGER_PAUSE_PUSH: 369 case SNDRV_PCM_TRIGGER_SUSPEND: 370 chip->ply_ctrl |= FM801_PAUSE; 371 break; 372 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: 373 case SNDRV_PCM_TRIGGER_RESUME: 374 chip->ply_ctrl &= ~FM801_PAUSE; 375 break; 376 default: 377 spin_unlock(&chip->reg_lock); 378 snd_BUG(); 379 return -EINVAL; 380 } 381 outw(chip->ply_ctrl, FM801_REG(chip, PLY_CTRL)); 382 spin_unlock(&chip->reg_lock); 383 return 0; 384 } 385 386 static int snd_fm801_capture_trigger(struct snd_pcm_substream *substream, 387 int cmd) 388 { 389 struct fm801 *chip = snd_pcm_substream_chip(substream); 390 391 spin_lock(&chip->reg_lock); 392 switch (cmd) { 393 case SNDRV_PCM_TRIGGER_START: 394 chip->cap_ctrl &= ~(FM801_BUF1_LAST | 395 FM801_BUF2_LAST | 396 FM801_PAUSE); 397 chip->cap_ctrl |= FM801_START | 398 FM801_IMMED_STOP; 399 break; 400 case SNDRV_PCM_TRIGGER_STOP: 401 chip->cap_ctrl &= ~(FM801_START | FM801_PAUSE); 402 break; 403 case SNDRV_PCM_TRIGGER_PAUSE_PUSH: 404 case SNDRV_PCM_TRIGGER_SUSPEND: 405 chip->cap_ctrl |= FM801_PAUSE; 406 break; 407 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: 408 case SNDRV_PCM_TRIGGER_RESUME: 409 chip->cap_ctrl &= ~FM801_PAUSE; 410 break; 411 default: 412 spin_unlock(&chip->reg_lock); 413 snd_BUG(); 414 return -EINVAL; 415 } 416 outw(chip->cap_ctrl, FM801_REG(chip, CAP_CTRL)); 417 spin_unlock(&chip->reg_lock); 418 return 0; 419 } 420 421 static int snd_fm801_hw_params(struct snd_pcm_substream *substream, 422 struct snd_pcm_hw_params *hw_params) 423 { 424 return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params)); 425 } 426 427 static int snd_fm801_hw_free(struct snd_pcm_substream *substream) 428 { 429 return snd_pcm_lib_free_pages(substream); 430 } 431 432 static int snd_fm801_playback_prepare(struct snd_pcm_substream *substream) 433 { 434 struct fm801 *chip = snd_pcm_substream_chip(substream); 435 struct snd_pcm_runtime *runtime = substream->runtime; 436 437 chip->ply_size = snd_pcm_lib_buffer_bytes(substream); 438 chip->ply_count = snd_pcm_lib_period_bytes(substream); 439 spin_lock_irq(&chip->reg_lock); 440 chip->ply_ctrl &= ~(FM801_START | FM801_16BIT | 441 FM801_STEREO | FM801_RATE_MASK | 442 FM801_CHANNELS_MASK); 443 if (snd_pcm_format_width(runtime->format) == 16) 444 chip->ply_ctrl |= FM801_16BIT; 445 if (runtime->channels > 1) { 446 chip->ply_ctrl |= FM801_STEREO; 447 if (runtime->channels == 4) 448 chip->ply_ctrl |= FM801_CHANNELS_4; 449 else if (runtime->channels == 6) 450 chip->ply_ctrl |= FM801_CHANNELS_6; 451 } 452 chip->ply_ctrl |= snd_fm801_rate_bits(runtime->rate) << FM801_RATE_SHIFT; 453 chip->ply_buf = 0; 454 outw(chip->ply_ctrl, FM801_REG(chip, PLY_CTRL)); 455 outw(chip->ply_count - 1, FM801_REG(chip, PLY_COUNT)); 456 chip->ply_buffer = runtime->dma_addr; 457 chip->ply_pos = 0; 458 outl(chip->ply_buffer, FM801_REG(chip, PLY_BUF1)); 459 outl(chip->ply_buffer + (chip->ply_count % chip->ply_size), FM801_REG(chip, PLY_BUF2)); 460 spin_unlock_irq(&chip->reg_lock); 461 return 0; 462 } 463 464 static int snd_fm801_capture_prepare(struct snd_pcm_substream *substream) 465 { 466 struct fm801 *chip = snd_pcm_substream_chip(substream); 467 struct snd_pcm_runtime *runtime = substream->runtime; 468 469 chip->cap_size = snd_pcm_lib_buffer_bytes(substream); 470 chip->cap_count = snd_pcm_lib_period_bytes(substream); 471 spin_lock_irq(&chip->reg_lock); 472 chip->cap_ctrl &= ~(FM801_START | FM801_16BIT | 473 FM801_STEREO | FM801_RATE_MASK); 474 if (snd_pcm_format_width(runtime->format) == 16) 475 chip->cap_ctrl |= FM801_16BIT; 476 if (runtime->channels > 1) 477 chip->cap_ctrl |= FM801_STEREO; 478 chip->cap_ctrl |= snd_fm801_rate_bits(runtime->rate) << FM801_RATE_SHIFT; 479 chip->cap_buf = 0; 480 outw(chip->cap_ctrl, FM801_REG(chip, CAP_CTRL)); 481 outw(chip->cap_count - 1, FM801_REG(chip, CAP_COUNT)); 482 chip->cap_buffer = runtime->dma_addr; 483 chip->cap_pos = 0; 484 outl(chip->cap_buffer, FM801_REG(chip, CAP_BUF1)); 485 outl(chip->cap_buffer + (chip->cap_count % chip->cap_size), FM801_REG(chip, CAP_BUF2)); 486 spin_unlock_irq(&chip->reg_lock); 487 return 0; 488 } 489 490 static snd_pcm_uframes_t snd_fm801_playback_pointer(struct snd_pcm_substream *substream) 491 { 492 struct fm801 *chip = snd_pcm_substream_chip(substream); 493 size_t ptr; 494 495 if (!(chip->ply_ctrl & FM801_START)) 496 return 0; 497 spin_lock(&chip->reg_lock); 498 ptr = chip->ply_pos + (chip->ply_count - 1) - inw(FM801_REG(chip, PLY_COUNT)); 499 if (inw(FM801_REG(chip, IRQ_STATUS)) & FM801_IRQ_PLAYBACK) { 500 ptr += chip->ply_count; 501 ptr %= chip->ply_size; 502 } 503 spin_unlock(&chip->reg_lock); 504 return bytes_to_frames(substream->runtime, ptr); 505 } 506 507 static snd_pcm_uframes_t snd_fm801_capture_pointer(struct snd_pcm_substream *substream) 508 { 509 struct fm801 *chip = snd_pcm_substream_chip(substream); 510 size_t ptr; 511 512 if (!(chip->cap_ctrl & FM801_START)) 513 return 0; 514 spin_lock(&chip->reg_lock); 515 ptr = chip->cap_pos + (chip->cap_count - 1) - inw(FM801_REG(chip, CAP_COUNT)); 516 if (inw(FM801_REG(chip, IRQ_STATUS)) & FM801_IRQ_CAPTURE) { 517 ptr += chip->cap_count; 518 ptr %= chip->cap_size; 519 } 520 spin_unlock(&chip->reg_lock); 521 return bytes_to_frames(substream->runtime, ptr); 522 } 523 524 static irqreturn_t snd_fm801_interrupt(int irq, void *dev_id) 525 { 526 struct fm801 *chip = dev_id; 527 unsigned short status; 528 unsigned int tmp; 529 530 status = inw(FM801_REG(chip, IRQ_STATUS)); 531 status &= FM801_IRQ_PLAYBACK|FM801_IRQ_CAPTURE|FM801_IRQ_MPU|FM801_IRQ_VOLUME; 532 if (! status) 533 return IRQ_NONE; 534 /* ack first */ 535 outw(status, FM801_REG(chip, IRQ_STATUS)); 536 if (chip->pcm && (status & FM801_IRQ_PLAYBACK) && chip->playback_substream) { 537 spin_lock(&chip->reg_lock); 538 chip->ply_buf++; 539 chip->ply_pos += chip->ply_count; 540 chip->ply_pos %= chip->ply_size; 541 tmp = chip->ply_pos + chip->ply_count; 542 tmp %= chip->ply_size; 543 outl(chip->ply_buffer + tmp, 544 (chip->ply_buf & 1) ? 545 FM801_REG(chip, PLY_BUF1) : 546 FM801_REG(chip, PLY_BUF2)); 547 spin_unlock(&chip->reg_lock); 548 snd_pcm_period_elapsed(chip->playback_substream); 549 } 550 if (chip->pcm && (status & FM801_IRQ_CAPTURE) && chip->capture_substream) { 551 spin_lock(&chip->reg_lock); 552 chip->cap_buf++; 553 chip->cap_pos += chip->cap_count; 554 chip->cap_pos %= chip->cap_size; 555 tmp = chip->cap_pos + chip->cap_count; 556 tmp %= chip->cap_size; 557 outl(chip->cap_buffer + tmp, 558 (chip->cap_buf & 1) ? 559 FM801_REG(chip, CAP_BUF1) : 560 FM801_REG(chip, CAP_BUF2)); 561 spin_unlock(&chip->reg_lock); 562 snd_pcm_period_elapsed(chip->capture_substream); 563 } 564 if (chip->rmidi && (status & FM801_IRQ_MPU)) 565 snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data); 566 if (status & FM801_IRQ_VOLUME) 567 ;/* TODO */ 568 569 return IRQ_HANDLED; 570 } 571 572 static struct snd_pcm_hardware snd_fm801_playback = 573 { 574 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | 575 SNDRV_PCM_INFO_BLOCK_TRANSFER | 576 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_RESUME | 577 SNDRV_PCM_INFO_MMAP_VALID), 578 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE, 579 .rates = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000, 580 .rate_min = 5500, 581 .rate_max = 48000, 582 .channels_min = 1, 583 .channels_max = 2, 584 .buffer_bytes_max = (128*1024), 585 .period_bytes_min = 64, 586 .period_bytes_max = (128*1024), 587 .periods_min = 1, 588 .periods_max = 1024, 589 .fifo_size = 0, 590 }; 591 592 static struct snd_pcm_hardware snd_fm801_capture = 593 { 594 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | 595 SNDRV_PCM_INFO_BLOCK_TRANSFER | 596 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_RESUME | 597 SNDRV_PCM_INFO_MMAP_VALID), 598 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE, 599 .rates = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000, 600 .rate_min = 5500, 601 .rate_max = 48000, 602 .channels_min = 1, 603 .channels_max = 2, 604 .buffer_bytes_max = (128*1024), 605 .period_bytes_min = 64, 606 .period_bytes_max = (128*1024), 607 .periods_min = 1, 608 .periods_max = 1024, 609 .fifo_size = 0, 610 }; 611 612 static int snd_fm801_playback_open(struct snd_pcm_substream *substream) 613 { 614 struct fm801 *chip = snd_pcm_substream_chip(substream); 615 struct snd_pcm_runtime *runtime = substream->runtime; 616 int err; 617 618 chip->playback_substream = substream; 619 runtime->hw = snd_fm801_playback; 620 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, 621 &hw_constraints_rates); 622 if (chip->multichannel) { 623 runtime->hw.channels_max = 6; 624 snd_pcm_hw_constraint_list(runtime, 0, 625 SNDRV_PCM_HW_PARAM_CHANNELS, 626 &hw_constraints_channels); 627 } 628 if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0) 629 return err; 630 return 0; 631 } 632 633 static int snd_fm801_capture_open(struct snd_pcm_substream *substream) 634 { 635 struct fm801 *chip = snd_pcm_substream_chip(substream); 636 struct snd_pcm_runtime *runtime = substream->runtime; 637 int err; 638 639 chip->capture_substream = substream; 640 runtime->hw = snd_fm801_capture; 641 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, 642 &hw_constraints_rates); 643 if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0) 644 return err; 645 return 0; 646 } 647 648 static int snd_fm801_playback_close(struct snd_pcm_substream *substream) 649 { 650 struct fm801 *chip = snd_pcm_substream_chip(substream); 651 652 chip->playback_substream = NULL; 653 return 0; 654 } 655 656 static int snd_fm801_capture_close(struct snd_pcm_substream *substream) 657 { 658 struct fm801 *chip = snd_pcm_substream_chip(substream); 659 660 chip->capture_substream = NULL; 661 return 0; 662 } 663 664 static struct snd_pcm_ops snd_fm801_playback_ops = { 665 .open = snd_fm801_playback_open, 666 .close = snd_fm801_playback_close, 667 .ioctl = snd_pcm_lib_ioctl, 668 .hw_params = snd_fm801_hw_params, 669 .hw_free = snd_fm801_hw_free, 670 .prepare = snd_fm801_playback_prepare, 671 .trigger = snd_fm801_playback_trigger, 672 .pointer = snd_fm801_playback_pointer, 673 }; 674 675 static struct snd_pcm_ops snd_fm801_capture_ops = { 676 .open = snd_fm801_capture_open, 677 .close = snd_fm801_capture_close, 678 .ioctl = snd_pcm_lib_ioctl, 679 .hw_params = snd_fm801_hw_params, 680 .hw_free = snd_fm801_hw_free, 681 .prepare = snd_fm801_capture_prepare, 682 .trigger = snd_fm801_capture_trigger, 683 .pointer = snd_fm801_capture_pointer, 684 }; 685 686 static int __devinit snd_fm801_pcm(struct fm801 *chip, int device, struct snd_pcm ** rpcm) 687 { 688 struct snd_pcm *pcm; 689 int err; 690 691 if (rpcm) 692 *rpcm = NULL; 693 if ((err = snd_pcm_new(chip->card, "FM801", device, 1, 1, &pcm)) < 0) 694 return err; 695 696 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_fm801_playback_ops); 697 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_fm801_capture_ops); 698 699 pcm->private_data = chip; 700 pcm->info_flags = 0; 701 strcpy(pcm->name, "FM801"); 702 chip->pcm = pcm; 703 704 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, 705 snd_dma_pci_data(chip->pci), 706 chip->multichannel ? 128*1024 : 64*1024, 128*1024); 707 708 if (rpcm) 709 *rpcm = pcm; 710 return 0; 711 } 712 713 /* 714 * TEA5757 radio 715 */ 716 717 #ifdef CONFIG_SND_FM801_TEA575X_BOOL 718 719 /* GPIO to TEA575x maps */ 720 struct snd_fm801_tea575x_gpio { 721 u8 data, clk, wren, most; 722 char *name; 723 }; 724 725 static struct snd_fm801_tea575x_gpio snd_fm801_tea575x_gpios[] = { 726 { .data = 1, .clk = 3, .wren = 2, .most = 0, .name = "SF256-PCS" }, 727 { .data = 1, .clk = 0, .wren = 2, .most = 3, .name = "SF256-PCP" }, 728 { .data = 2, .clk = 0, .wren = 1, .most = 3, .name = "SF64-PCR" }, 729 }; 730 731 static void snd_fm801_tea575x_set_pins(struct snd_tea575x *tea, u8 pins) 732 { 733 struct fm801 *chip = tea->private_data; 734 unsigned short reg = inw(FM801_REG(chip, GPIO_CTRL)); 735 struct snd_fm801_tea575x_gpio gpio = snd_fm801_tea575x_gpios[(chip->tea575x_tuner & TUNER_TYPE_MASK) - 1]; 736 737 reg &= ~(FM801_GPIO_GP(gpio.data) | 738 FM801_GPIO_GP(gpio.clk) | 739 FM801_GPIO_GP(gpio.wren)); 740 741 reg |= (pins & TEA575X_DATA) ? FM801_GPIO_GP(gpio.data) : 0; 742 reg |= (pins & TEA575X_CLK) ? FM801_GPIO_GP(gpio.clk) : 0; 743 /* WRITE_ENABLE is inverted */ 744 reg |= (pins & TEA575X_WREN) ? 0 : FM801_GPIO_GP(gpio.wren); 745 746 outw(reg, FM801_REG(chip, GPIO_CTRL)); 747 } 748 749 static u8 snd_fm801_tea575x_get_pins(struct snd_tea575x *tea) 750 { 751 struct fm801 *chip = tea->private_data; 752 unsigned short reg = inw(FM801_REG(chip, GPIO_CTRL)); 753 struct snd_fm801_tea575x_gpio gpio = snd_fm801_tea575x_gpios[(chip->tea575x_tuner & TUNER_TYPE_MASK) - 1]; 754 755 return (reg & FM801_GPIO_GP(gpio.data)) ? TEA575X_DATA : 0 | 756 (reg & FM801_GPIO_GP(gpio.most)) ? TEA575X_MOST : 0; 757 } 758 759 static void snd_fm801_tea575x_set_direction(struct snd_tea575x *tea, bool output) 760 { 761 struct fm801 *chip = tea->private_data; 762 unsigned short reg = inw(FM801_REG(chip, GPIO_CTRL)); 763 struct snd_fm801_tea575x_gpio gpio = snd_fm801_tea575x_gpios[(chip->tea575x_tuner & TUNER_TYPE_MASK) - 1]; 764 765 /* use GPIO lines and set write enable bit */ 766 reg |= FM801_GPIO_GS(gpio.data) | 767 FM801_GPIO_GS(gpio.wren) | 768 FM801_GPIO_GS(gpio.clk) | 769 FM801_GPIO_GS(gpio.most); 770 if (output) { 771 /* all of lines are in the write direction */ 772 /* clear data and clock lines */ 773 reg &= ~(FM801_GPIO_GD(gpio.data) | 774 FM801_GPIO_GD(gpio.wren) | 775 FM801_GPIO_GD(gpio.clk) | 776 FM801_GPIO_GP(gpio.data) | 777 FM801_GPIO_GP(gpio.clk) | 778 FM801_GPIO_GP(gpio.wren)); 779 } else { 780 /* use GPIO lines, set data direction to input */ 781 reg |= FM801_GPIO_GD(gpio.data) | 782 FM801_GPIO_GD(gpio.most) | 783 FM801_GPIO_GP(gpio.data) | 784 FM801_GPIO_GP(gpio.most) | 785 FM801_GPIO_GP(gpio.wren); 786 /* all of lines are in the write direction, except data */ 787 /* clear data, write enable and clock lines */ 788 reg &= ~(FM801_GPIO_GD(gpio.wren) | 789 FM801_GPIO_GD(gpio.clk) | 790 FM801_GPIO_GP(gpio.clk)); 791 } 792 793 outw(reg, FM801_REG(chip, GPIO_CTRL)); 794 } 795 796 static struct snd_tea575x_ops snd_fm801_tea_ops = { 797 .set_pins = snd_fm801_tea575x_set_pins, 798 .get_pins = snd_fm801_tea575x_get_pins, 799 .set_direction = snd_fm801_tea575x_set_direction, 800 }; 801 #endif 802 803 /* 804 * Mixer routines 805 */ 806 807 #define FM801_SINGLE(xname, reg, shift, mask, invert) \ 808 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_fm801_info_single, \ 809 .get = snd_fm801_get_single, .put = snd_fm801_put_single, \ 810 .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) } 811 812 static int snd_fm801_info_single(struct snd_kcontrol *kcontrol, 813 struct snd_ctl_elem_info *uinfo) 814 { 815 int mask = (kcontrol->private_value >> 16) & 0xff; 816 817 uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER; 818 uinfo->count = 1; 819 uinfo->value.integer.min = 0; 820 uinfo->value.integer.max = mask; 821 return 0; 822 } 823 824 static int snd_fm801_get_single(struct snd_kcontrol *kcontrol, 825 struct snd_ctl_elem_value *ucontrol) 826 { 827 struct fm801 *chip = snd_kcontrol_chip(kcontrol); 828 int reg = kcontrol->private_value & 0xff; 829 int shift = (kcontrol->private_value >> 8) & 0xff; 830 int mask = (kcontrol->private_value >> 16) & 0xff; 831 int invert = (kcontrol->private_value >> 24) & 0xff; 832 833 ucontrol->value.integer.value[0] = (inw(chip->port + reg) >> shift) & mask; 834 if (invert) 835 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0]; 836 return 0; 837 } 838 839 static int snd_fm801_put_single(struct snd_kcontrol *kcontrol, 840 struct snd_ctl_elem_value *ucontrol) 841 { 842 struct fm801 *chip = snd_kcontrol_chip(kcontrol); 843 int reg = kcontrol->private_value & 0xff; 844 int shift = (kcontrol->private_value >> 8) & 0xff; 845 int mask = (kcontrol->private_value >> 16) & 0xff; 846 int invert = (kcontrol->private_value >> 24) & 0xff; 847 unsigned short val; 848 849 val = (ucontrol->value.integer.value[0] & mask); 850 if (invert) 851 val = mask - val; 852 return snd_fm801_update_bits(chip, reg, mask << shift, val << shift); 853 } 854 855 #define FM801_DOUBLE(xname, reg, shift_left, shift_right, mask, invert) \ 856 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_fm801_info_double, \ 857 .get = snd_fm801_get_double, .put = snd_fm801_put_double, \ 858 .private_value = reg | (shift_left << 8) | (shift_right << 12) | (mask << 16) | (invert << 24) } 859 #define FM801_DOUBLE_TLV(xname, reg, shift_left, shift_right, mask, invert, xtlv) \ 860 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ 861 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \ 862 .name = xname, .info = snd_fm801_info_double, \ 863 .get = snd_fm801_get_double, .put = snd_fm801_put_double, \ 864 .private_value = reg | (shift_left << 8) | (shift_right << 12) | (mask << 16) | (invert << 24), \ 865 .tlv = { .p = (xtlv) } } 866 867 static int snd_fm801_info_double(struct snd_kcontrol *kcontrol, 868 struct snd_ctl_elem_info *uinfo) 869 { 870 int mask = (kcontrol->private_value >> 16) & 0xff; 871 872 uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER; 873 uinfo->count = 2; 874 uinfo->value.integer.min = 0; 875 uinfo->value.integer.max = mask; 876 return 0; 877 } 878 879 static int snd_fm801_get_double(struct snd_kcontrol *kcontrol, 880 struct snd_ctl_elem_value *ucontrol) 881 { 882 struct fm801 *chip = snd_kcontrol_chip(kcontrol); 883 int reg = kcontrol->private_value & 0xff; 884 int shift_left = (kcontrol->private_value >> 8) & 0x0f; 885 int shift_right = (kcontrol->private_value >> 12) & 0x0f; 886 int mask = (kcontrol->private_value >> 16) & 0xff; 887 int invert = (kcontrol->private_value >> 24) & 0xff; 888 889 spin_lock_irq(&chip->reg_lock); 890 ucontrol->value.integer.value[0] = (inw(chip->port + reg) >> shift_left) & mask; 891 ucontrol->value.integer.value[1] = (inw(chip->port + reg) >> shift_right) & mask; 892 spin_unlock_irq(&chip->reg_lock); 893 if (invert) { 894 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0]; 895 ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1]; 896 } 897 return 0; 898 } 899 900 static int snd_fm801_put_double(struct snd_kcontrol *kcontrol, 901 struct snd_ctl_elem_value *ucontrol) 902 { 903 struct fm801 *chip = snd_kcontrol_chip(kcontrol); 904 int reg = kcontrol->private_value & 0xff; 905 int shift_left = (kcontrol->private_value >> 8) & 0x0f; 906 int shift_right = (kcontrol->private_value >> 12) & 0x0f; 907 int mask = (kcontrol->private_value >> 16) & 0xff; 908 int invert = (kcontrol->private_value >> 24) & 0xff; 909 unsigned short val1, val2; 910 911 val1 = ucontrol->value.integer.value[0] & mask; 912 val2 = ucontrol->value.integer.value[1] & mask; 913 if (invert) { 914 val1 = mask - val1; 915 val2 = mask - val2; 916 } 917 return snd_fm801_update_bits(chip, reg, 918 (mask << shift_left) | (mask << shift_right), 919 (val1 << shift_left ) | (val2 << shift_right)); 920 } 921 922 static int snd_fm801_info_mux(struct snd_kcontrol *kcontrol, 923 struct snd_ctl_elem_info *uinfo) 924 { 925 static char *texts[5] = { 926 "AC97 Primary", "FM", "I2S", "PCM", "AC97 Secondary" 927 }; 928 929 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; 930 uinfo->count = 1; 931 uinfo->value.enumerated.items = 5; 932 if (uinfo->value.enumerated.item > 4) 933 uinfo->value.enumerated.item = 4; 934 strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]); 935 return 0; 936 } 937 938 static int snd_fm801_get_mux(struct snd_kcontrol *kcontrol, 939 struct snd_ctl_elem_value *ucontrol) 940 { 941 struct fm801 *chip = snd_kcontrol_chip(kcontrol); 942 unsigned short val; 943 944 val = inw(FM801_REG(chip, REC_SRC)) & 7; 945 if (val > 4) 946 val = 4; 947 ucontrol->value.enumerated.item[0] = val; 948 return 0; 949 } 950 951 static int snd_fm801_put_mux(struct snd_kcontrol *kcontrol, 952 struct snd_ctl_elem_value *ucontrol) 953 { 954 struct fm801 *chip = snd_kcontrol_chip(kcontrol); 955 unsigned short val; 956 957 if ((val = ucontrol->value.enumerated.item[0]) > 4) 958 return -EINVAL; 959 return snd_fm801_update_bits(chip, FM801_REC_SRC, 7, val); 960 } 961 962 static const DECLARE_TLV_DB_SCALE(db_scale_dsp, -3450, 150, 0); 963 964 #define FM801_CONTROLS ARRAY_SIZE(snd_fm801_controls) 965 966 static struct snd_kcontrol_new snd_fm801_controls[] __devinitdata = { 967 FM801_DOUBLE_TLV("Wave Playback Volume", FM801_PCM_VOL, 0, 8, 31, 1, 968 db_scale_dsp), 969 FM801_SINGLE("Wave Playback Switch", FM801_PCM_VOL, 15, 1, 1), 970 FM801_DOUBLE_TLV("I2S Playback Volume", FM801_I2S_VOL, 0, 8, 31, 1, 971 db_scale_dsp), 972 FM801_SINGLE("I2S Playback Switch", FM801_I2S_VOL, 15, 1, 1), 973 FM801_DOUBLE_TLV("FM Playback Volume", FM801_FM_VOL, 0, 8, 31, 1, 974 db_scale_dsp), 975 FM801_SINGLE("FM Playback Switch", FM801_FM_VOL, 15, 1, 1), 976 { 977 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 978 .name = "Digital Capture Source", 979 .info = snd_fm801_info_mux, 980 .get = snd_fm801_get_mux, 981 .put = snd_fm801_put_mux, 982 } 983 }; 984 985 #define FM801_CONTROLS_MULTI ARRAY_SIZE(snd_fm801_controls_multi) 986 987 static struct snd_kcontrol_new snd_fm801_controls_multi[] __devinitdata = { 988 FM801_SINGLE("AC97 2ch->4ch Copy Switch", FM801_CODEC_CTRL, 7, 1, 0), 989 FM801_SINGLE("AC97 18-bit Switch", FM801_CODEC_CTRL, 10, 1, 0), 990 FM801_SINGLE(SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH), FM801_I2S_MODE, 8, 1, 0), 991 FM801_SINGLE(SNDRV_CTL_NAME_IEC958("Raw Data ",PLAYBACK,SWITCH), FM801_I2S_MODE, 9, 1, 0), 992 FM801_SINGLE(SNDRV_CTL_NAME_IEC958("Raw Data ",CAPTURE,SWITCH), FM801_I2S_MODE, 10, 1, 0), 993 FM801_SINGLE(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH), FM801_GEN_CTRL, 2, 1, 0), 994 }; 995 996 static void snd_fm801_mixer_free_ac97_bus(struct snd_ac97_bus *bus) 997 { 998 struct fm801 *chip = bus->private_data; 999 chip->ac97_bus = NULL; 1000 } 1001 1002 static void snd_fm801_mixer_free_ac97(struct snd_ac97 *ac97) 1003 { 1004 struct fm801 *chip = ac97->private_data; 1005 if (ac97->num == 0) { 1006 chip->ac97 = NULL; 1007 } else { 1008 chip->ac97_sec = NULL; 1009 } 1010 } 1011 1012 static int __devinit snd_fm801_mixer(struct fm801 *chip) 1013 { 1014 struct snd_ac97_template ac97; 1015 unsigned int i; 1016 int err; 1017 static struct snd_ac97_bus_ops ops = { 1018 .write = snd_fm801_codec_write, 1019 .read = snd_fm801_codec_read, 1020 }; 1021 1022 if ((err = snd_ac97_bus(chip->card, 0, &ops, chip, &chip->ac97_bus)) < 0) 1023 return err; 1024 chip->ac97_bus->private_free = snd_fm801_mixer_free_ac97_bus; 1025 1026 memset(&ac97, 0, sizeof(ac97)); 1027 ac97.private_data = chip; 1028 ac97.private_free = snd_fm801_mixer_free_ac97; 1029 if ((err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97)) < 0) 1030 return err; 1031 if (chip->secondary) { 1032 ac97.num = 1; 1033 ac97.addr = chip->secondary_addr; 1034 if ((err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97_sec)) < 0) 1035 return err; 1036 } 1037 for (i = 0; i < FM801_CONTROLS; i++) 1038 snd_ctl_add(chip->card, snd_ctl_new1(&snd_fm801_controls[i], chip)); 1039 if (chip->multichannel) { 1040 for (i = 0; i < FM801_CONTROLS_MULTI; i++) 1041 snd_ctl_add(chip->card, snd_ctl_new1(&snd_fm801_controls_multi[i], chip)); 1042 } 1043 return 0; 1044 } 1045 1046 /* 1047 * initialization routines 1048 */ 1049 1050 static int wait_for_codec(struct fm801 *chip, unsigned int codec_id, 1051 unsigned short reg, unsigned long waits) 1052 { 1053 unsigned long timeout = jiffies + waits; 1054 1055 outw(FM801_AC97_READ | (codec_id << FM801_AC97_ADDR_SHIFT) | reg, 1056 FM801_REG(chip, AC97_CMD)); 1057 udelay(5); 1058 do { 1059 if ((inw(FM801_REG(chip, AC97_CMD)) & (FM801_AC97_VALID|FM801_AC97_BUSY)) 1060 == FM801_AC97_VALID) 1061 return 0; 1062 schedule_timeout_uninterruptible(1); 1063 } while (time_after(timeout, jiffies)); 1064 return -EIO; 1065 } 1066 1067 static int snd_fm801_chip_init(struct fm801 *chip, int resume) 1068 { 1069 unsigned short cmdw; 1070 1071 if (chip->tea575x_tuner & TUNER_ONLY) 1072 goto __ac97_ok; 1073 1074 /* codec cold reset + AC'97 warm reset */ 1075 outw((1<<5) | (1<<6), FM801_REG(chip, CODEC_CTRL)); 1076 inw(FM801_REG(chip, CODEC_CTRL)); /* flush posting data */ 1077 udelay(100); 1078 outw(0, FM801_REG(chip, CODEC_CTRL)); 1079 1080 if (wait_for_codec(chip, 0, AC97_RESET, msecs_to_jiffies(750)) < 0) 1081 if (!resume) { 1082 snd_printk(KERN_INFO "Primary AC'97 codec not found, " 1083 "assume SF64-PCR (tuner-only)\n"); 1084 chip->tea575x_tuner = 3 | TUNER_ONLY; 1085 goto __ac97_ok; 1086 } 1087 1088 if (chip->multichannel) { 1089 if (chip->secondary_addr) { 1090 wait_for_codec(chip, chip->secondary_addr, 1091 AC97_VENDOR_ID1, msecs_to_jiffies(50)); 1092 } else { 1093 /* my card has the secondary codec */ 1094 /* at address #3, so the loop is inverted */ 1095 int i; 1096 for (i = 3; i > 0; i--) { 1097 if (!wait_for_codec(chip, i, AC97_VENDOR_ID1, 1098 msecs_to_jiffies(50))) { 1099 cmdw = inw(FM801_REG(chip, AC97_DATA)); 1100 if (cmdw != 0xffff && cmdw != 0) { 1101 chip->secondary = 1; 1102 chip->secondary_addr = i; 1103 break; 1104 } 1105 } 1106 } 1107 } 1108 1109 /* the recovery phase, it seems that probing for non-existing codec might */ 1110 /* cause timeout problems */ 1111 wait_for_codec(chip, 0, AC97_VENDOR_ID1, msecs_to_jiffies(750)); 1112 } 1113 1114 __ac97_ok: 1115 1116 /* init volume */ 1117 outw(0x0808, FM801_REG(chip, PCM_VOL)); 1118 outw(0x9f1f, FM801_REG(chip, FM_VOL)); 1119 outw(0x8808, FM801_REG(chip, I2S_VOL)); 1120 1121 /* I2S control - I2S mode */ 1122 outw(0x0003, FM801_REG(chip, I2S_MODE)); 1123 1124 /* interrupt setup */ 1125 cmdw = inw(FM801_REG(chip, IRQ_MASK)); 1126 if (chip->irq < 0) 1127 cmdw |= 0x00c3; /* mask everything, no PCM nor MPU */ 1128 else 1129 cmdw &= ~0x0083; /* unmask MPU, PLAYBACK & CAPTURE */ 1130 outw(cmdw, FM801_REG(chip, IRQ_MASK)); 1131 1132 /* interrupt clear */ 1133 outw(FM801_IRQ_PLAYBACK|FM801_IRQ_CAPTURE|FM801_IRQ_MPU, FM801_REG(chip, IRQ_STATUS)); 1134 1135 return 0; 1136 } 1137 1138 1139 static int snd_fm801_free(struct fm801 *chip) 1140 { 1141 unsigned short cmdw; 1142 1143 if (chip->irq < 0) 1144 goto __end_hw; 1145 1146 /* interrupt setup - mask everything */ 1147 cmdw = inw(FM801_REG(chip, IRQ_MASK)); 1148 cmdw |= 0x00c3; 1149 outw(cmdw, FM801_REG(chip, IRQ_MASK)); 1150 1151 __end_hw: 1152 #ifdef CONFIG_SND_FM801_TEA575X_BOOL 1153 snd_tea575x_exit(&chip->tea); 1154 #endif 1155 if (chip->irq >= 0) 1156 free_irq(chip->irq, chip); 1157 pci_release_regions(chip->pci); 1158 pci_disable_device(chip->pci); 1159 1160 kfree(chip); 1161 return 0; 1162 } 1163 1164 static int snd_fm801_dev_free(struct snd_device *device) 1165 { 1166 struct fm801 *chip = device->device_data; 1167 return snd_fm801_free(chip); 1168 } 1169 1170 static int __devinit snd_fm801_create(struct snd_card *card, 1171 struct pci_dev * pci, 1172 int tea575x_tuner, 1173 struct fm801 ** rchip) 1174 { 1175 struct fm801 *chip; 1176 int err; 1177 static struct snd_device_ops ops = { 1178 .dev_free = snd_fm801_dev_free, 1179 }; 1180 1181 *rchip = NULL; 1182 if ((err = pci_enable_device(pci)) < 0) 1183 return err; 1184 chip = kzalloc(sizeof(*chip), GFP_KERNEL); 1185 if (chip == NULL) { 1186 pci_disable_device(pci); 1187 return -ENOMEM; 1188 } 1189 spin_lock_init(&chip->reg_lock); 1190 chip->card = card; 1191 chip->pci = pci; 1192 chip->irq = -1; 1193 chip->tea575x_tuner = tea575x_tuner; 1194 if ((err = pci_request_regions(pci, "FM801")) < 0) { 1195 kfree(chip); 1196 pci_disable_device(pci); 1197 return err; 1198 } 1199 chip->port = pci_resource_start(pci, 0); 1200 if ((tea575x_tuner & TUNER_ONLY) == 0) { 1201 if (request_irq(pci->irq, snd_fm801_interrupt, IRQF_SHARED, 1202 "FM801", chip)) { 1203 snd_printk(KERN_ERR "unable to grab IRQ %d\n", chip->irq); 1204 snd_fm801_free(chip); 1205 return -EBUSY; 1206 } 1207 chip->irq = pci->irq; 1208 pci_set_master(pci); 1209 } 1210 1211 if (pci->revision >= 0xb1) /* FM801-AU */ 1212 chip->multichannel = 1; 1213 1214 snd_fm801_chip_init(chip, 0); 1215 /* init might set tuner access method */ 1216 tea575x_tuner = chip->tea575x_tuner; 1217 1218 if (chip->irq >= 0 && (tea575x_tuner & TUNER_ONLY)) { 1219 pci_clear_master(pci); 1220 free_irq(chip->irq, chip); 1221 chip->irq = -1; 1222 } 1223 1224 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) { 1225 snd_fm801_free(chip); 1226 return err; 1227 } 1228 1229 snd_card_set_dev(card, &pci->dev); 1230 1231 #ifdef CONFIG_SND_FM801_TEA575X_BOOL 1232 chip->tea.private_data = chip; 1233 chip->tea.ops = &snd_fm801_tea_ops; 1234 sprintf(chip->tea.bus_info, "PCI:%s", pci_name(pci)); 1235 if ((tea575x_tuner & TUNER_TYPE_MASK) > 0 && 1236 (tea575x_tuner & TUNER_TYPE_MASK) < 4) { 1237 if (snd_tea575x_init(&chip->tea)) { 1238 snd_printk(KERN_ERR "TEA575x radio not found\n"); 1239 snd_fm801_free(chip); 1240 return -ENODEV; 1241 } 1242 } else if ((tea575x_tuner & TUNER_TYPE_MASK) == 0) { 1243 /* autodetect tuner connection */ 1244 for (tea575x_tuner = 1; tea575x_tuner <= 3; tea575x_tuner++) { 1245 chip->tea575x_tuner = tea575x_tuner; 1246 if (!snd_tea575x_init(&chip->tea)) { 1247 snd_printk(KERN_INFO "detected TEA575x radio type %s\n", 1248 snd_fm801_tea575x_gpios[tea575x_tuner - 1].name); 1249 break; 1250 } 1251 } 1252 if (tea575x_tuner == 4) { 1253 snd_printk(KERN_ERR "TEA575x radio not found\n"); 1254 snd_fm801_free(chip); 1255 return -ENODEV; 1256 } 1257 } 1258 strlcpy(chip->tea.card, snd_fm801_tea575x_gpios[(tea575x_tuner & TUNER_TYPE_MASK) - 1].name, sizeof(chip->tea.card)); 1259 #endif 1260 1261 *rchip = chip; 1262 return 0; 1263 } 1264 1265 static int __devinit snd_card_fm801_probe(struct pci_dev *pci, 1266 const struct pci_device_id *pci_id) 1267 { 1268 static int dev; 1269 struct snd_card *card; 1270 struct fm801 *chip; 1271 struct snd_opl3 *opl3; 1272 int err; 1273 1274 if (dev >= SNDRV_CARDS) 1275 return -ENODEV; 1276 if (!enable[dev]) { 1277 dev++; 1278 return -ENOENT; 1279 } 1280 1281 err = snd_card_create(index[dev], id[dev], THIS_MODULE, 0, &card); 1282 if (err < 0) 1283 return err; 1284 if ((err = snd_fm801_create(card, pci, tea575x_tuner[dev], &chip)) < 0) { 1285 snd_card_free(card); 1286 return err; 1287 } 1288 card->private_data = chip; 1289 1290 strcpy(card->driver, "FM801"); 1291 strcpy(card->shortname, "ForteMedia FM801-"); 1292 strcat(card->shortname, chip->multichannel ? "AU" : "AS"); 1293 sprintf(card->longname, "%s at 0x%lx, irq %i", 1294 card->shortname, chip->port, chip->irq); 1295 1296 if (chip->tea575x_tuner & TUNER_ONLY) 1297 goto __fm801_tuner_only; 1298 1299 if ((err = snd_fm801_pcm(chip, 0, NULL)) < 0) { 1300 snd_card_free(card); 1301 return err; 1302 } 1303 if ((err = snd_fm801_mixer(chip)) < 0) { 1304 snd_card_free(card); 1305 return err; 1306 } 1307 if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_FM801, 1308 FM801_REG(chip, MPU401_DATA), 1309 MPU401_INFO_INTEGRATED, 1310 chip->irq, 0, &chip->rmidi)) < 0) { 1311 snd_card_free(card); 1312 return err; 1313 } 1314 if ((err = snd_opl3_create(card, FM801_REG(chip, OPL3_BANK0), 1315 FM801_REG(chip, OPL3_BANK1), 1316 OPL3_HW_OPL3_FM801, 1, &opl3)) < 0) { 1317 snd_card_free(card); 1318 return err; 1319 } 1320 if ((err = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0) { 1321 snd_card_free(card); 1322 return err; 1323 } 1324 1325 __fm801_tuner_only: 1326 if ((err = snd_card_register(card)) < 0) { 1327 snd_card_free(card); 1328 return err; 1329 } 1330 pci_set_drvdata(pci, card); 1331 dev++; 1332 return 0; 1333 } 1334 1335 static void __devexit snd_card_fm801_remove(struct pci_dev *pci) 1336 { 1337 snd_card_free(pci_get_drvdata(pci)); 1338 pci_set_drvdata(pci, NULL); 1339 } 1340 1341 #ifdef CONFIG_PM 1342 static unsigned char saved_regs[] = { 1343 FM801_PCM_VOL, FM801_I2S_VOL, FM801_FM_VOL, FM801_REC_SRC, 1344 FM801_PLY_CTRL, FM801_PLY_COUNT, FM801_PLY_BUF1, FM801_PLY_BUF2, 1345 FM801_CAP_CTRL, FM801_CAP_COUNT, FM801_CAP_BUF1, FM801_CAP_BUF2, 1346 FM801_CODEC_CTRL, FM801_I2S_MODE, FM801_VOLUME, FM801_GEN_CTRL, 1347 }; 1348 1349 static int snd_fm801_suspend(struct pci_dev *pci, pm_message_t state) 1350 { 1351 struct snd_card *card = pci_get_drvdata(pci); 1352 struct fm801 *chip = card->private_data; 1353 int i; 1354 1355 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); 1356 snd_pcm_suspend_all(chip->pcm); 1357 snd_ac97_suspend(chip->ac97); 1358 snd_ac97_suspend(chip->ac97_sec); 1359 for (i = 0; i < ARRAY_SIZE(saved_regs); i++) 1360 chip->saved_regs[i] = inw(chip->port + saved_regs[i]); 1361 /* FIXME: tea575x suspend */ 1362 1363 pci_disable_device(pci); 1364 pci_save_state(pci); 1365 pci_set_power_state(pci, pci_choose_state(pci, state)); 1366 return 0; 1367 } 1368 1369 static int snd_fm801_resume(struct pci_dev *pci) 1370 { 1371 struct snd_card *card = pci_get_drvdata(pci); 1372 struct fm801 *chip = card->private_data; 1373 int i; 1374 1375 pci_set_power_state(pci, PCI_D0); 1376 pci_restore_state(pci); 1377 if (pci_enable_device(pci) < 0) { 1378 printk(KERN_ERR "fm801: pci_enable_device failed, " 1379 "disabling device\n"); 1380 snd_card_disconnect(card); 1381 return -EIO; 1382 } 1383 pci_set_master(pci); 1384 1385 snd_fm801_chip_init(chip, 1); 1386 snd_ac97_resume(chip->ac97); 1387 snd_ac97_resume(chip->ac97_sec); 1388 for (i = 0; i < ARRAY_SIZE(saved_regs); i++) 1389 outw(chip->saved_regs[i], chip->port + saved_regs[i]); 1390 1391 snd_power_change_state(card, SNDRV_CTL_POWER_D0); 1392 return 0; 1393 } 1394 #endif 1395 1396 static struct pci_driver driver = { 1397 .name = "FM801", 1398 .id_table = snd_fm801_ids, 1399 .probe = snd_card_fm801_probe, 1400 .remove = __devexit_p(snd_card_fm801_remove), 1401 #ifdef CONFIG_PM 1402 .suspend = snd_fm801_suspend, 1403 .resume = snd_fm801_resume, 1404 #endif 1405 }; 1406 1407 static int __init alsa_card_fm801_init(void) 1408 { 1409 return pci_register_driver(&driver); 1410 } 1411 1412 static void __exit alsa_card_fm801_exit(void) 1413 { 1414 pci_unregister_driver(&driver); 1415 } 1416 1417 module_init(alsa_card_fm801_init) 1418 module_exit(alsa_card_fm801_exit) 1419