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/module.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_DISABLED (1<<3) 72 #define TUNER_ONLY (1<<4) 73 #define TUNER_TYPE_MASK (~TUNER_ONLY & 0xFFFF) 74 75 /* 76 * Direct registers 77 */ 78 79 #define FM801_REG(chip, reg) (chip->port + FM801_##reg) 80 81 #define FM801_PCM_VOL 0x00 /* PCM Output Volume */ 82 #define FM801_FM_VOL 0x02 /* FM Output Volume */ 83 #define FM801_I2S_VOL 0x04 /* I2S Volume */ 84 #define FM801_REC_SRC 0x06 /* Record Source */ 85 #define FM801_PLY_CTRL 0x08 /* Playback Control */ 86 #define FM801_PLY_COUNT 0x0a /* Playback Count */ 87 #define FM801_PLY_BUF1 0x0c /* Playback Bufer I */ 88 #define FM801_PLY_BUF2 0x10 /* Playback Buffer II */ 89 #define FM801_CAP_CTRL 0x14 /* Capture Control */ 90 #define FM801_CAP_COUNT 0x16 /* Capture Count */ 91 #define FM801_CAP_BUF1 0x18 /* Capture Buffer I */ 92 #define FM801_CAP_BUF2 0x1c /* Capture Buffer II */ 93 #define FM801_CODEC_CTRL 0x22 /* Codec Control */ 94 #define FM801_I2S_MODE 0x24 /* I2S Mode Control */ 95 #define FM801_VOLUME 0x26 /* Volume Up/Down/Mute Status */ 96 #define FM801_I2C_CTRL 0x29 /* I2C Control */ 97 #define FM801_AC97_CMD 0x2a /* AC'97 Command */ 98 #define FM801_AC97_DATA 0x2c /* AC'97 Data */ 99 #define FM801_MPU401_DATA 0x30 /* MPU401 Data */ 100 #define FM801_MPU401_CMD 0x31 /* MPU401 Command */ 101 #define FM801_GPIO_CTRL 0x52 /* General Purpose I/O Control */ 102 #define FM801_GEN_CTRL 0x54 /* General Control */ 103 #define FM801_IRQ_MASK 0x56 /* Interrupt Mask */ 104 #define FM801_IRQ_STATUS 0x5a /* Interrupt Status */ 105 #define FM801_OPL3_BANK0 0x68 /* OPL3 Status Read / Bank 0 Write */ 106 #define FM801_OPL3_DATA0 0x69 /* OPL3 Data 0 Write */ 107 #define FM801_OPL3_BANK1 0x6a /* OPL3 Bank 1 Write */ 108 #define FM801_OPL3_DATA1 0x6b /* OPL3 Bank 1 Write */ 109 #define FM801_POWERDOWN 0x70 /* Blocks Power Down Control */ 110 111 /* codec access */ 112 #define FM801_AC97_READ (1<<7) /* read=1, write=0 */ 113 #define FM801_AC97_VALID (1<<8) /* port valid=1 */ 114 #define FM801_AC97_BUSY (1<<9) /* busy=1 */ 115 #define FM801_AC97_ADDR_SHIFT 10 /* codec id (2bit) */ 116 117 /* playback and record control register bits */ 118 #define FM801_BUF1_LAST (1<<1) 119 #define FM801_BUF2_LAST (1<<2) 120 #define FM801_START (1<<5) 121 #define FM801_PAUSE (1<<6) 122 #define FM801_IMMED_STOP (1<<7) 123 #define FM801_RATE_SHIFT 8 124 #define FM801_RATE_MASK (15 << FM801_RATE_SHIFT) 125 #define FM801_CHANNELS_4 (1<<12) /* playback only */ 126 #define FM801_CHANNELS_6 (2<<12) /* playback only */ 127 #define FM801_CHANNELS_6MS (3<<12) /* playback only */ 128 #define FM801_CHANNELS_MASK (3<<12) 129 #define FM801_16BIT (1<<14) 130 #define FM801_STEREO (1<<15) 131 132 /* IRQ status bits */ 133 #define FM801_IRQ_PLAYBACK (1<<8) 134 #define FM801_IRQ_CAPTURE (1<<9) 135 #define FM801_IRQ_VOLUME (1<<14) 136 #define FM801_IRQ_MPU (1<<15) 137 138 /* GPIO control register */ 139 #define FM801_GPIO_GP0 (1<<0) /* read/write */ 140 #define FM801_GPIO_GP1 (1<<1) 141 #define FM801_GPIO_GP2 (1<<2) 142 #define FM801_GPIO_GP3 (1<<3) 143 #define FM801_GPIO_GP(x) (1<<(0+(x))) 144 #define FM801_GPIO_GD0 (1<<8) /* directions: 1 = input, 0 = output*/ 145 #define FM801_GPIO_GD1 (1<<9) 146 #define FM801_GPIO_GD2 (1<<10) 147 #define FM801_GPIO_GD3 (1<<11) 148 #define FM801_GPIO_GD(x) (1<<(8+(x))) 149 #define FM801_GPIO_GS0 (1<<12) /* function select: */ 150 #define FM801_GPIO_GS1 (1<<13) /* 1 = GPIO */ 151 #define FM801_GPIO_GS2 (1<<14) /* 0 = other (S/PDIF, VOL) */ 152 #define FM801_GPIO_GS3 (1<<15) 153 #define FM801_GPIO_GS(x) (1<<(12+(x))) 154 155 /* 156 157 */ 158 159 struct fm801 { 160 int irq; 161 162 unsigned long port; /* I/O port number */ 163 unsigned int multichannel: 1, /* multichannel support */ 164 secondary: 1; /* secondary codec */ 165 unsigned char secondary_addr; /* address of the secondary codec */ 166 unsigned int tea575x_tuner; /* tuner access method & flags */ 167 168 unsigned short ply_ctrl; /* playback control */ 169 unsigned short cap_ctrl; /* capture control */ 170 171 unsigned long ply_buffer; 172 unsigned int ply_buf; 173 unsigned int ply_count; 174 unsigned int ply_size; 175 unsigned int ply_pos; 176 177 unsigned long cap_buffer; 178 unsigned int cap_buf; 179 unsigned int cap_count; 180 unsigned int cap_size; 181 unsigned int cap_pos; 182 183 struct snd_ac97_bus *ac97_bus; 184 struct snd_ac97 *ac97; 185 struct snd_ac97 *ac97_sec; 186 187 struct pci_dev *pci; 188 struct snd_card *card; 189 struct snd_pcm *pcm; 190 struct snd_rawmidi *rmidi; 191 struct snd_pcm_substream *playback_substream; 192 struct snd_pcm_substream *capture_substream; 193 unsigned int p_dma_size; 194 unsigned int c_dma_size; 195 196 spinlock_t reg_lock; 197 struct snd_info_entry *proc_entry; 198 199 #ifdef CONFIG_SND_FM801_TEA575X_BOOL 200 struct snd_tea575x tea; 201 #endif 202 203 #ifdef CONFIG_PM 204 u16 saved_regs[0x20]; 205 #endif 206 }; 207 208 static DEFINE_PCI_DEVICE_TABLE(snd_fm801_ids) = { 209 { 0x1319, 0x0801, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0, }, /* FM801 */ 210 { 0x5213, 0x0510, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0, }, /* Gallant Odyssey Sound 4 */ 211 { 0, } 212 }; 213 214 MODULE_DEVICE_TABLE(pci, snd_fm801_ids); 215 216 /* 217 * common I/O routines 218 */ 219 220 static int snd_fm801_update_bits(struct fm801 *chip, unsigned short reg, 221 unsigned short mask, unsigned short value) 222 { 223 int change; 224 unsigned long flags; 225 unsigned short old, new; 226 227 spin_lock_irqsave(&chip->reg_lock, flags); 228 old = inw(chip->port + reg); 229 new = (old & ~mask) | value; 230 change = old != new; 231 if (change) 232 outw(new, chip->port + reg); 233 spin_unlock_irqrestore(&chip->reg_lock, flags); 234 return change; 235 } 236 237 static void snd_fm801_codec_write(struct snd_ac97 *ac97, 238 unsigned short reg, 239 unsigned short val) 240 { 241 struct fm801 *chip = ac97->private_data; 242 int idx; 243 244 /* 245 * Wait until the codec interface is not ready.. 246 */ 247 for (idx = 0; idx < 100; idx++) { 248 if (!(inw(FM801_REG(chip, AC97_CMD)) & FM801_AC97_BUSY)) 249 goto ok1; 250 udelay(10); 251 } 252 snd_printk(KERN_ERR "AC'97 interface is busy (1)\n"); 253 return; 254 255 ok1: 256 /* write data and address */ 257 outw(val, FM801_REG(chip, AC97_DATA)); 258 outw(reg | (ac97->addr << FM801_AC97_ADDR_SHIFT), FM801_REG(chip, AC97_CMD)); 259 /* 260 * Wait until the write command is not completed.. 261 */ 262 for (idx = 0; idx < 1000; idx++) { 263 if (!(inw(FM801_REG(chip, AC97_CMD)) & FM801_AC97_BUSY)) 264 return; 265 udelay(10); 266 } 267 snd_printk(KERN_ERR "AC'97 interface #%d is busy (2)\n", ac97->num); 268 } 269 270 static unsigned short snd_fm801_codec_read(struct snd_ac97 *ac97, unsigned short reg) 271 { 272 struct fm801 *chip = ac97->private_data; 273 int idx; 274 275 /* 276 * Wait until the codec interface is not ready.. 277 */ 278 for (idx = 0; idx < 100; idx++) { 279 if (!(inw(FM801_REG(chip, AC97_CMD)) & FM801_AC97_BUSY)) 280 goto ok1; 281 udelay(10); 282 } 283 snd_printk(KERN_ERR "AC'97 interface is busy (1)\n"); 284 return 0; 285 286 ok1: 287 /* read command */ 288 outw(reg | (ac97->addr << FM801_AC97_ADDR_SHIFT) | FM801_AC97_READ, 289 FM801_REG(chip, AC97_CMD)); 290 for (idx = 0; idx < 100; idx++) { 291 if (!(inw(FM801_REG(chip, AC97_CMD)) & FM801_AC97_BUSY)) 292 goto ok2; 293 udelay(10); 294 } 295 snd_printk(KERN_ERR "AC'97 interface #%d is busy (2)\n", ac97->num); 296 return 0; 297 298 ok2: 299 for (idx = 0; idx < 1000; idx++) { 300 if (inw(FM801_REG(chip, AC97_CMD)) & FM801_AC97_VALID) 301 goto ok3; 302 udelay(10); 303 } 304 snd_printk(KERN_ERR "AC'97 interface #%d is not valid (2)\n", ac97->num); 305 return 0; 306 307 ok3: 308 return inw(FM801_REG(chip, AC97_DATA)); 309 } 310 311 static unsigned int rates[] = { 312 5500, 8000, 9600, 11025, 313 16000, 19200, 22050, 32000, 314 38400, 44100, 48000 315 }; 316 317 static struct snd_pcm_hw_constraint_list hw_constraints_rates = { 318 .count = ARRAY_SIZE(rates), 319 .list = rates, 320 .mask = 0, 321 }; 322 323 static unsigned int channels[] = { 324 2, 4, 6 325 }; 326 327 static struct snd_pcm_hw_constraint_list hw_constraints_channels = { 328 .count = ARRAY_SIZE(channels), 329 .list = channels, 330 .mask = 0, 331 }; 332 333 /* 334 * Sample rate routines 335 */ 336 337 static unsigned short snd_fm801_rate_bits(unsigned int rate) 338 { 339 unsigned int idx; 340 341 for (idx = 0; idx < ARRAY_SIZE(rates); idx++) 342 if (rates[idx] == rate) 343 return idx; 344 snd_BUG(); 345 return ARRAY_SIZE(rates) - 1; 346 } 347 348 /* 349 * PCM part 350 */ 351 352 static int snd_fm801_playback_trigger(struct snd_pcm_substream *substream, 353 int cmd) 354 { 355 struct fm801 *chip = snd_pcm_substream_chip(substream); 356 357 spin_lock(&chip->reg_lock); 358 switch (cmd) { 359 case SNDRV_PCM_TRIGGER_START: 360 chip->ply_ctrl &= ~(FM801_BUF1_LAST | 361 FM801_BUF2_LAST | 362 FM801_PAUSE); 363 chip->ply_ctrl |= FM801_START | 364 FM801_IMMED_STOP; 365 break; 366 case SNDRV_PCM_TRIGGER_STOP: 367 chip->ply_ctrl &= ~(FM801_START | FM801_PAUSE); 368 break; 369 case SNDRV_PCM_TRIGGER_PAUSE_PUSH: 370 case SNDRV_PCM_TRIGGER_SUSPEND: 371 chip->ply_ctrl |= FM801_PAUSE; 372 break; 373 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: 374 case SNDRV_PCM_TRIGGER_RESUME: 375 chip->ply_ctrl &= ~FM801_PAUSE; 376 break; 377 default: 378 spin_unlock(&chip->reg_lock); 379 snd_BUG(); 380 return -EINVAL; 381 } 382 outw(chip->ply_ctrl, FM801_REG(chip, PLY_CTRL)); 383 spin_unlock(&chip->reg_lock); 384 return 0; 385 } 386 387 static int snd_fm801_capture_trigger(struct snd_pcm_substream *substream, 388 int cmd) 389 { 390 struct fm801 *chip = snd_pcm_substream_chip(substream); 391 392 spin_lock(&chip->reg_lock); 393 switch (cmd) { 394 case SNDRV_PCM_TRIGGER_START: 395 chip->cap_ctrl &= ~(FM801_BUF1_LAST | 396 FM801_BUF2_LAST | 397 FM801_PAUSE); 398 chip->cap_ctrl |= FM801_START | 399 FM801_IMMED_STOP; 400 break; 401 case SNDRV_PCM_TRIGGER_STOP: 402 chip->cap_ctrl &= ~(FM801_START | FM801_PAUSE); 403 break; 404 case SNDRV_PCM_TRIGGER_PAUSE_PUSH: 405 case SNDRV_PCM_TRIGGER_SUSPEND: 406 chip->cap_ctrl |= FM801_PAUSE; 407 break; 408 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: 409 case SNDRV_PCM_TRIGGER_RESUME: 410 chip->cap_ctrl &= ~FM801_PAUSE; 411 break; 412 default: 413 spin_unlock(&chip->reg_lock); 414 snd_BUG(); 415 return -EINVAL; 416 } 417 outw(chip->cap_ctrl, FM801_REG(chip, CAP_CTRL)); 418 spin_unlock(&chip->reg_lock); 419 return 0; 420 } 421 422 static int snd_fm801_hw_params(struct snd_pcm_substream *substream, 423 struct snd_pcm_hw_params *hw_params) 424 { 425 return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params)); 426 } 427 428 static int snd_fm801_hw_free(struct snd_pcm_substream *substream) 429 { 430 return snd_pcm_lib_free_pages(substream); 431 } 432 433 static int snd_fm801_playback_prepare(struct snd_pcm_substream *substream) 434 { 435 struct fm801 *chip = snd_pcm_substream_chip(substream); 436 struct snd_pcm_runtime *runtime = substream->runtime; 437 438 chip->ply_size = snd_pcm_lib_buffer_bytes(substream); 439 chip->ply_count = snd_pcm_lib_period_bytes(substream); 440 spin_lock_irq(&chip->reg_lock); 441 chip->ply_ctrl &= ~(FM801_START | FM801_16BIT | 442 FM801_STEREO | FM801_RATE_MASK | 443 FM801_CHANNELS_MASK); 444 if (snd_pcm_format_width(runtime->format) == 16) 445 chip->ply_ctrl |= FM801_16BIT; 446 if (runtime->channels > 1) { 447 chip->ply_ctrl |= FM801_STEREO; 448 if (runtime->channels == 4) 449 chip->ply_ctrl |= FM801_CHANNELS_4; 450 else if (runtime->channels == 6) 451 chip->ply_ctrl |= FM801_CHANNELS_6; 452 } 453 chip->ply_ctrl |= snd_fm801_rate_bits(runtime->rate) << FM801_RATE_SHIFT; 454 chip->ply_buf = 0; 455 outw(chip->ply_ctrl, FM801_REG(chip, PLY_CTRL)); 456 outw(chip->ply_count - 1, FM801_REG(chip, PLY_COUNT)); 457 chip->ply_buffer = runtime->dma_addr; 458 chip->ply_pos = 0; 459 outl(chip->ply_buffer, FM801_REG(chip, PLY_BUF1)); 460 outl(chip->ply_buffer + (chip->ply_count % chip->ply_size), FM801_REG(chip, PLY_BUF2)); 461 spin_unlock_irq(&chip->reg_lock); 462 return 0; 463 } 464 465 static int snd_fm801_capture_prepare(struct snd_pcm_substream *substream) 466 { 467 struct fm801 *chip = snd_pcm_substream_chip(substream); 468 struct snd_pcm_runtime *runtime = substream->runtime; 469 470 chip->cap_size = snd_pcm_lib_buffer_bytes(substream); 471 chip->cap_count = snd_pcm_lib_period_bytes(substream); 472 spin_lock_irq(&chip->reg_lock); 473 chip->cap_ctrl &= ~(FM801_START | FM801_16BIT | 474 FM801_STEREO | FM801_RATE_MASK); 475 if (snd_pcm_format_width(runtime->format) == 16) 476 chip->cap_ctrl |= FM801_16BIT; 477 if (runtime->channels > 1) 478 chip->cap_ctrl |= FM801_STEREO; 479 chip->cap_ctrl |= snd_fm801_rate_bits(runtime->rate) << FM801_RATE_SHIFT; 480 chip->cap_buf = 0; 481 outw(chip->cap_ctrl, FM801_REG(chip, CAP_CTRL)); 482 outw(chip->cap_count - 1, FM801_REG(chip, CAP_COUNT)); 483 chip->cap_buffer = runtime->dma_addr; 484 chip->cap_pos = 0; 485 outl(chip->cap_buffer, FM801_REG(chip, CAP_BUF1)); 486 outl(chip->cap_buffer + (chip->cap_count % chip->cap_size), FM801_REG(chip, CAP_BUF2)); 487 spin_unlock_irq(&chip->reg_lock); 488 return 0; 489 } 490 491 static snd_pcm_uframes_t snd_fm801_playback_pointer(struct snd_pcm_substream *substream) 492 { 493 struct fm801 *chip = snd_pcm_substream_chip(substream); 494 size_t ptr; 495 496 if (!(chip->ply_ctrl & FM801_START)) 497 return 0; 498 spin_lock(&chip->reg_lock); 499 ptr = chip->ply_pos + (chip->ply_count - 1) - inw(FM801_REG(chip, PLY_COUNT)); 500 if (inw(FM801_REG(chip, IRQ_STATUS)) & FM801_IRQ_PLAYBACK) { 501 ptr += chip->ply_count; 502 ptr %= chip->ply_size; 503 } 504 spin_unlock(&chip->reg_lock); 505 return bytes_to_frames(substream->runtime, ptr); 506 } 507 508 static snd_pcm_uframes_t snd_fm801_capture_pointer(struct snd_pcm_substream *substream) 509 { 510 struct fm801 *chip = snd_pcm_substream_chip(substream); 511 size_t ptr; 512 513 if (!(chip->cap_ctrl & FM801_START)) 514 return 0; 515 spin_lock(&chip->reg_lock); 516 ptr = chip->cap_pos + (chip->cap_count - 1) - inw(FM801_REG(chip, CAP_COUNT)); 517 if (inw(FM801_REG(chip, IRQ_STATUS)) & FM801_IRQ_CAPTURE) { 518 ptr += chip->cap_count; 519 ptr %= chip->cap_size; 520 } 521 spin_unlock(&chip->reg_lock); 522 return bytes_to_frames(substream->runtime, ptr); 523 } 524 525 static irqreturn_t snd_fm801_interrupt(int irq, void *dev_id) 526 { 527 struct fm801 *chip = dev_id; 528 unsigned short status; 529 unsigned int tmp; 530 531 status = inw(FM801_REG(chip, IRQ_STATUS)); 532 status &= FM801_IRQ_PLAYBACK|FM801_IRQ_CAPTURE|FM801_IRQ_MPU|FM801_IRQ_VOLUME; 533 if (! status) 534 return IRQ_NONE; 535 /* ack first */ 536 outw(status, FM801_REG(chip, IRQ_STATUS)); 537 if (chip->pcm && (status & FM801_IRQ_PLAYBACK) && chip->playback_substream) { 538 spin_lock(&chip->reg_lock); 539 chip->ply_buf++; 540 chip->ply_pos += chip->ply_count; 541 chip->ply_pos %= chip->ply_size; 542 tmp = chip->ply_pos + chip->ply_count; 543 tmp %= chip->ply_size; 544 outl(chip->ply_buffer + tmp, 545 (chip->ply_buf & 1) ? 546 FM801_REG(chip, PLY_BUF1) : 547 FM801_REG(chip, PLY_BUF2)); 548 spin_unlock(&chip->reg_lock); 549 snd_pcm_period_elapsed(chip->playback_substream); 550 } 551 if (chip->pcm && (status & FM801_IRQ_CAPTURE) && chip->capture_substream) { 552 spin_lock(&chip->reg_lock); 553 chip->cap_buf++; 554 chip->cap_pos += chip->cap_count; 555 chip->cap_pos %= chip->cap_size; 556 tmp = chip->cap_pos + chip->cap_count; 557 tmp %= chip->cap_size; 558 outl(chip->cap_buffer + tmp, 559 (chip->cap_buf & 1) ? 560 FM801_REG(chip, CAP_BUF1) : 561 FM801_REG(chip, CAP_BUF2)); 562 spin_unlock(&chip->reg_lock); 563 snd_pcm_period_elapsed(chip->capture_substream); 564 } 565 if (chip->rmidi && (status & FM801_IRQ_MPU)) 566 snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data); 567 if (status & FM801_IRQ_VOLUME) 568 ;/* TODO */ 569 570 return IRQ_HANDLED; 571 } 572 573 static struct snd_pcm_hardware snd_fm801_playback = 574 { 575 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | 576 SNDRV_PCM_INFO_BLOCK_TRANSFER | 577 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_RESUME | 578 SNDRV_PCM_INFO_MMAP_VALID), 579 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE, 580 .rates = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000, 581 .rate_min = 5500, 582 .rate_max = 48000, 583 .channels_min = 1, 584 .channels_max = 2, 585 .buffer_bytes_max = (128*1024), 586 .period_bytes_min = 64, 587 .period_bytes_max = (128*1024), 588 .periods_min = 1, 589 .periods_max = 1024, 590 .fifo_size = 0, 591 }; 592 593 static struct snd_pcm_hardware snd_fm801_capture = 594 { 595 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | 596 SNDRV_PCM_INFO_BLOCK_TRANSFER | 597 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_RESUME | 598 SNDRV_PCM_INFO_MMAP_VALID), 599 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE, 600 .rates = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000, 601 .rate_min = 5500, 602 .rate_max = 48000, 603 .channels_min = 1, 604 .channels_max = 2, 605 .buffer_bytes_max = (128*1024), 606 .period_bytes_min = 64, 607 .period_bytes_max = (128*1024), 608 .periods_min = 1, 609 .periods_max = 1024, 610 .fifo_size = 0, 611 }; 612 613 static int snd_fm801_playback_open(struct snd_pcm_substream *substream) 614 { 615 struct fm801 *chip = snd_pcm_substream_chip(substream); 616 struct snd_pcm_runtime *runtime = substream->runtime; 617 int err; 618 619 chip->playback_substream = substream; 620 runtime->hw = snd_fm801_playback; 621 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, 622 &hw_constraints_rates); 623 if (chip->multichannel) { 624 runtime->hw.channels_max = 6; 625 snd_pcm_hw_constraint_list(runtime, 0, 626 SNDRV_PCM_HW_PARAM_CHANNELS, 627 &hw_constraints_channels); 628 } 629 if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0) 630 return err; 631 return 0; 632 } 633 634 static int snd_fm801_capture_open(struct snd_pcm_substream *substream) 635 { 636 struct fm801 *chip = snd_pcm_substream_chip(substream); 637 struct snd_pcm_runtime *runtime = substream->runtime; 638 int err; 639 640 chip->capture_substream = substream; 641 runtime->hw = snd_fm801_capture; 642 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, 643 &hw_constraints_rates); 644 if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0) 645 return err; 646 return 0; 647 } 648 649 static int snd_fm801_playback_close(struct snd_pcm_substream *substream) 650 { 651 struct fm801 *chip = snd_pcm_substream_chip(substream); 652 653 chip->playback_substream = NULL; 654 return 0; 655 } 656 657 static int snd_fm801_capture_close(struct snd_pcm_substream *substream) 658 { 659 struct fm801 *chip = snd_pcm_substream_chip(substream); 660 661 chip->capture_substream = NULL; 662 return 0; 663 } 664 665 static struct snd_pcm_ops snd_fm801_playback_ops = { 666 .open = snd_fm801_playback_open, 667 .close = snd_fm801_playback_close, 668 .ioctl = snd_pcm_lib_ioctl, 669 .hw_params = snd_fm801_hw_params, 670 .hw_free = snd_fm801_hw_free, 671 .prepare = snd_fm801_playback_prepare, 672 .trigger = snd_fm801_playback_trigger, 673 .pointer = snd_fm801_playback_pointer, 674 }; 675 676 static struct snd_pcm_ops snd_fm801_capture_ops = { 677 .open = snd_fm801_capture_open, 678 .close = snd_fm801_capture_close, 679 .ioctl = snd_pcm_lib_ioctl, 680 .hw_params = snd_fm801_hw_params, 681 .hw_free = snd_fm801_hw_free, 682 .prepare = snd_fm801_capture_prepare, 683 .trigger = snd_fm801_capture_trigger, 684 .pointer = snd_fm801_capture_pointer, 685 }; 686 687 static int __devinit snd_fm801_pcm(struct fm801 *chip, int device, struct snd_pcm ** rpcm) 688 { 689 struct snd_pcm *pcm; 690 int err; 691 692 if (rpcm) 693 *rpcm = NULL; 694 if ((err = snd_pcm_new(chip->card, "FM801", device, 1, 1, &pcm)) < 0) 695 return err; 696 697 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_fm801_playback_ops); 698 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_fm801_capture_ops); 699 700 pcm->private_data = chip; 701 pcm->info_flags = 0; 702 strcpy(pcm->name, "FM801"); 703 chip->pcm = pcm; 704 705 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, 706 snd_dma_pci_data(chip->pci), 707 chip->multichannel ? 128*1024 : 64*1024, 128*1024); 708 709 if (rpcm) 710 *rpcm = pcm; 711 return 0; 712 } 713 714 /* 715 * TEA5757 radio 716 */ 717 718 #ifdef CONFIG_SND_FM801_TEA575X_BOOL 719 720 /* GPIO to TEA575x maps */ 721 struct snd_fm801_tea575x_gpio { 722 u8 data, clk, wren, most; 723 char *name; 724 }; 725 726 static struct snd_fm801_tea575x_gpio snd_fm801_tea575x_gpios[] = { 727 { .data = 1, .clk = 3, .wren = 2, .most = 0, .name = "SF256-PCS" }, 728 { .data = 1, .clk = 0, .wren = 2, .most = 3, .name = "SF256-PCP" }, 729 { .data = 2, .clk = 0, .wren = 1, .most = 3, .name = "SF64-PCR" }, 730 }; 731 732 #define get_tea575x_gpio(chip) \ 733 (&snd_fm801_tea575x_gpios[((chip)->tea575x_tuner & TUNER_TYPE_MASK) - 1]) 734 735 static void snd_fm801_tea575x_set_pins(struct snd_tea575x *tea, u8 pins) 736 { 737 struct fm801 *chip = tea->private_data; 738 unsigned short reg = inw(FM801_REG(chip, GPIO_CTRL)); 739 struct snd_fm801_tea575x_gpio gpio = *get_tea575x_gpio(chip); 740 741 reg &= ~(FM801_GPIO_GP(gpio.data) | 742 FM801_GPIO_GP(gpio.clk) | 743 FM801_GPIO_GP(gpio.wren)); 744 745 reg |= (pins & TEA575X_DATA) ? FM801_GPIO_GP(gpio.data) : 0; 746 reg |= (pins & TEA575X_CLK) ? FM801_GPIO_GP(gpio.clk) : 0; 747 /* WRITE_ENABLE is inverted */ 748 reg |= (pins & TEA575X_WREN) ? 0 : FM801_GPIO_GP(gpio.wren); 749 750 outw(reg, FM801_REG(chip, GPIO_CTRL)); 751 } 752 753 static u8 snd_fm801_tea575x_get_pins(struct snd_tea575x *tea) 754 { 755 struct fm801 *chip = tea->private_data; 756 unsigned short reg = inw(FM801_REG(chip, GPIO_CTRL)); 757 struct snd_fm801_tea575x_gpio gpio = *get_tea575x_gpio(chip); 758 759 return (reg & FM801_GPIO_GP(gpio.data)) ? TEA575X_DATA : 0 | 760 (reg & FM801_GPIO_GP(gpio.most)) ? TEA575X_MOST : 0; 761 } 762 763 static void snd_fm801_tea575x_set_direction(struct snd_tea575x *tea, bool output) 764 { 765 struct fm801 *chip = tea->private_data; 766 unsigned short reg = inw(FM801_REG(chip, GPIO_CTRL)); 767 struct snd_fm801_tea575x_gpio gpio = *get_tea575x_gpio(chip); 768 769 /* use GPIO lines and set write enable bit */ 770 reg |= FM801_GPIO_GS(gpio.data) | 771 FM801_GPIO_GS(gpio.wren) | 772 FM801_GPIO_GS(gpio.clk) | 773 FM801_GPIO_GS(gpio.most); 774 if (output) { 775 /* all of lines are in the write direction */ 776 /* clear data and clock lines */ 777 reg &= ~(FM801_GPIO_GD(gpio.data) | 778 FM801_GPIO_GD(gpio.wren) | 779 FM801_GPIO_GD(gpio.clk) | 780 FM801_GPIO_GP(gpio.data) | 781 FM801_GPIO_GP(gpio.clk) | 782 FM801_GPIO_GP(gpio.wren)); 783 } else { 784 /* use GPIO lines, set data direction to input */ 785 reg |= FM801_GPIO_GD(gpio.data) | 786 FM801_GPIO_GD(gpio.most) | 787 FM801_GPIO_GP(gpio.data) | 788 FM801_GPIO_GP(gpio.most) | 789 FM801_GPIO_GP(gpio.wren); 790 /* all of lines are in the write direction, except data */ 791 /* clear data, write enable and clock lines */ 792 reg &= ~(FM801_GPIO_GD(gpio.wren) | 793 FM801_GPIO_GD(gpio.clk) | 794 FM801_GPIO_GP(gpio.clk)); 795 } 796 797 outw(reg, FM801_REG(chip, GPIO_CTRL)); 798 } 799 800 static struct snd_tea575x_ops snd_fm801_tea_ops = { 801 .set_pins = snd_fm801_tea575x_set_pins, 802 .get_pins = snd_fm801_tea575x_get_pins, 803 .set_direction = snd_fm801_tea575x_set_direction, 804 }; 805 #endif 806 807 /* 808 * Mixer routines 809 */ 810 811 #define FM801_SINGLE(xname, reg, shift, mask, invert) \ 812 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_fm801_info_single, \ 813 .get = snd_fm801_get_single, .put = snd_fm801_put_single, \ 814 .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) } 815 816 static int snd_fm801_info_single(struct snd_kcontrol *kcontrol, 817 struct snd_ctl_elem_info *uinfo) 818 { 819 int mask = (kcontrol->private_value >> 16) & 0xff; 820 821 uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER; 822 uinfo->count = 1; 823 uinfo->value.integer.min = 0; 824 uinfo->value.integer.max = mask; 825 return 0; 826 } 827 828 static int snd_fm801_get_single(struct snd_kcontrol *kcontrol, 829 struct snd_ctl_elem_value *ucontrol) 830 { 831 struct fm801 *chip = snd_kcontrol_chip(kcontrol); 832 int reg = kcontrol->private_value & 0xff; 833 int shift = (kcontrol->private_value >> 8) & 0xff; 834 int mask = (kcontrol->private_value >> 16) & 0xff; 835 int invert = (kcontrol->private_value >> 24) & 0xff; 836 837 ucontrol->value.integer.value[0] = (inw(chip->port + reg) >> shift) & mask; 838 if (invert) 839 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0]; 840 return 0; 841 } 842 843 static int snd_fm801_put_single(struct snd_kcontrol *kcontrol, 844 struct snd_ctl_elem_value *ucontrol) 845 { 846 struct fm801 *chip = snd_kcontrol_chip(kcontrol); 847 int reg = kcontrol->private_value & 0xff; 848 int shift = (kcontrol->private_value >> 8) & 0xff; 849 int mask = (kcontrol->private_value >> 16) & 0xff; 850 int invert = (kcontrol->private_value >> 24) & 0xff; 851 unsigned short val; 852 853 val = (ucontrol->value.integer.value[0] & mask); 854 if (invert) 855 val = mask - val; 856 return snd_fm801_update_bits(chip, reg, mask << shift, val << shift); 857 } 858 859 #define FM801_DOUBLE(xname, reg, shift_left, shift_right, mask, invert) \ 860 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_fm801_info_double, \ 861 .get = snd_fm801_get_double, .put = snd_fm801_put_double, \ 862 .private_value = reg | (shift_left << 8) | (shift_right << 12) | (mask << 16) | (invert << 24) } 863 #define FM801_DOUBLE_TLV(xname, reg, shift_left, shift_right, mask, invert, xtlv) \ 864 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ 865 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \ 866 .name = xname, .info = snd_fm801_info_double, \ 867 .get = snd_fm801_get_double, .put = snd_fm801_put_double, \ 868 .private_value = reg | (shift_left << 8) | (shift_right << 12) | (mask << 16) | (invert << 24), \ 869 .tlv = { .p = (xtlv) } } 870 871 static int snd_fm801_info_double(struct snd_kcontrol *kcontrol, 872 struct snd_ctl_elem_info *uinfo) 873 { 874 int mask = (kcontrol->private_value >> 16) & 0xff; 875 876 uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER; 877 uinfo->count = 2; 878 uinfo->value.integer.min = 0; 879 uinfo->value.integer.max = mask; 880 return 0; 881 } 882 883 static int snd_fm801_get_double(struct snd_kcontrol *kcontrol, 884 struct snd_ctl_elem_value *ucontrol) 885 { 886 struct fm801 *chip = snd_kcontrol_chip(kcontrol); 887 int reg = kcontrol->private_value & 0xff; 888 int shift_left = (kcontrol->private_value >> 8) & 0x0f; 889 int shift_right = (kcontrol->private_value >> 12) & 0x0f; 890 int mask = (kcontrol->private_value >> 16) & 0xff; 891 int invert = (kcontrol->private_value >> 24) & 0xff; 892 893 spin_lock_irq(&chip->reg_lock); 894 ucontrol->value.integer.value[0] = (inw(chip->port + reg) >> shift_left) & mask; 895 ucontrol->value.integer.value[1] = (inw(chip->port + reg) >> shift_right) & mask; 896 spin_unlock_irq(&chip->reg_lock); 897 if (invert) { 898 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0]; 899 ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1]; 900 } 901 return 0; 902 } 903 904 static int snd_fm801_put_double(struct snd_kcontrol *kcontrol, 905 struct snd_ctl_elem_value *ucontrol) 906 { 907 struct fm801 *chip = snd_kcontrol_chip(kcontrol); 908 int reg = kcontrol->private_value & 0xff; 909 int shift_left = (kcontrol->private_value >> 8) & 0x0f; 910 int shift_right = (kcontrol->private_value >> 12) & 0x0f; 911 int mask = (kcontrol->private_value >> 16) & 0xff; 912 int invert = (kcontrol->private_value >> 24) & 0xff; 913 unsigned short val1, val2; 914 915 val1 = ucontrol->value.integer.value[0] & mask; 916 val2 = ucontrol->value.integer.value[1] & mask; 917 if (invert) { 918 val1 = mask - val1; 919 val2 = mask - val2; 920 } 921 return snd_fm801_update_bits(chip, reg, 922 (mask << shift_left) | (mask << shift_right), 923 (val1 << shift_left ) | (val2 << shift_right)); 924 } 925 926 static int snd_fm801_info_mux(struct snd_kcontrol *kcontrol, 927 struct snd_ctl_elem_info *uinfo) 928 { 929 static char *texts[5] = { 930 "AC97 Primary", "FM", "I2S", "PCM", "AC97 Secondary" 931 }; 932 933 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; 934 uinfo->count = 1; 935 uinfo->value.enumerated.items = 5; 936 if (uinfo->value.enumerated.item > 4) 937 uinfo->value.enumerated.item = 4; 938 strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]); 939 return 0; 940 } 941 942 static int snd_fm801_get_mux(struct snd_kcontrol *kcontrol, 943 struct snd_ctl_elem_value *ucontrol) 944 { 945 struct fm801 *chip = snd_kcontrol_chip(kcontrol); 946 unsigned short val; 947 948 val = inw(FM801_REG(chip, REC_SRC)) & 7; 949 if (val > 4) 950 val = 4; 951 ucontrol->value.enumerated.item[0] = val; 952 return 0; 953 } 954 955 static int snd_fm801_put_mux(struct snd_kcontrol *kcontrol, 956 struct snd_ctl_elem_value *ucontrol) 957 { 958 struct fm801 *chip = snd_kcontrol_chip(kcontrol); 959 unsigned short val; 960 961 if ((val = ucontrol->value.enumerated.item[0]) > 4) 962 return -EINVAL; 963 return snd_fm801_update_bits(chip, FM801_REC_SRC, 7, val); 964 } 965 966 static const DECLARE_TLV_DB_SCALE(db_scale_dsp, -3450, 150, 0); 967 968 #define FM801_CONTROLS ARRAY_SIZE(snd_fm801_controls) 969 970 static struct snd_kcontrol_new snd_fm801_controls[] __devinitdata = { 971 FM801_DOUBLE_TLV("Wave Playback Volume", FM801_PCM_VOL, 0, 8, 31, 1, 972 db_scale_dsp), 973 FM801_SINGLE("Wave Playback Switch", FM801_PCM_VOL, 15, 1, 1), 974 FM801_DOUBLE_TLV("I2S Playback Volume", FM801_I2S_VOL, 0, 8, 31, 1, 975 db_scale_dsp), 976 FM801_SINGLE("I2S Playback Switch", FM801_I2S_VOL, 15, 1, 1), 977 FM801_DOUBLE_TLV("FM Playback Volume", FM801_FM_VOL, 0, 8, 31, 1, 978 db_scale_dsp), 979 FM801_SINGLE("FM Playback Switch", FM801_FM_VOL, 15, 1, 1), 980 { 981 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 982 .name = "Digital Capture Source", 983 .info = snd_fm801_info_mux, 984 .get = snd_fm801_get_mux, 985 .put = snd_fm801_put_mux, 986 } 987 }; 988 989 #define FM801_CONTROLS_MULTI ARRAY_SIZE(snd_fm801_controls_multi) 990 991 static struct snd_kcontrol_new snd_fm801_controls_multi[] __devinitdata = { 992 FM801_SINGLE("AC97 2ch->4ch Copy Switch", FM801_CODEC_CTRL, 7, 1, 0), 993 FM801_SINGLE("AC97 18-bit Switch", FM801_CODEC_CTRL, 10, 1, 0), 994 FM801_SINGLE(SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH), FM801_I2S_MODE, 8, 1, 0), 995 FM801_SINGLE(SNDRV_CTL_NAME_IEC958("Raw Data ",PLAYBACK,SWITCH), FM801_I2S_MODE, 9, 1, 0), 996 FM801_SINGLE(SNDRV_CTL_NAME_IEC958("Raw Data ",CAPTURE,SWITCH), FM801_I2S_MODE, 10, 1, 0), 997 FM801_SINGLE(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH), FM801_GEN_CTRL, 2, 1, 0), 998 }; 999 1000 static void snd_fm801_mixer_free_ac97_bus(struct snd_ac97_bus *bus) 1001 { 1002 struct fm801 *chip = bus->private_data; 1003 chip->ac97_bus = NULL; 1004 } 1005 1006 static void snd_fm801_mixer_free_ac97(struct snd_ac97 *ac97) 1007 { 1008 struct fm801 *chip = ac97->private_data; 1009 if (ac97->num == 0) { 1010 chip->ac97 = NULL; 1011 } else { 1012 chip->ac97_sec = NULL; 1013 } 1014 } 1015 1016 static int __devinit snd_fm801_mixer(struct fm801 *chip) 1017 { 1018 struct snd_ac97_template ac97; 1019 unsigned int i; 1020 int err; 1021 static struct snd_ac97_bus_ops ops = { 1022 .write = snd_fm801_codec_write, 1023 .read = snd_fm801_codec_read, 1024 }; 1025 1026 if ((err = snd_ac97_bus(chip->card, 0, &ops, chip, &chip->ac97_bus)) < 0) 1027 return err; 1028 chip->ac97_bus->private_free = snd_fm801_mixer_free_ac97_bus; 1029 1030 memset(&ac97, 0, sizeof(ac97)); 1031 ac97.private_data = chip; 1032 ac97.private_free = snd_fm801_mixer_free_ac97; 1033 if ((err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97)) < 0) 1034 return err; 1035 if (chip->secondary) { 1036 ac97.num = 1; 1037 ac97.addr = chip->secondary_addr; 1038 if ((err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97_sec)) < 0) 1039 return err; 1040 } 1041 for (i = 0; i < FM801_CONTROLS; i++) 1042 snd_ctl_add(chip->card, snd_ctl_new1(&snd_fm801_controls[i], chip)); 1043 if (chip->multichannel) { 1044 for (i = 0; i < FM801_CONTROLS_MULTI; i++) 1045 snd_ctl_add(chip->card, snd_ctl_new1(&snd_fm801_controls_multi[i], chip)); 1046 } 1047 return 0; 1048 } 1049 1050 /* 1051 * initialization routines 1052 */ 1053 1054 static int wait_for_codec(struct fm801 *chip, unsigned int codec_id, 1055 unsigned short reg, unsigned long waits) 1056 { 1057 unsigned long timeout = jiffies + waits; 1058 1059 outw(FM801_AC97_READ | (codec_id << FM801_AC97_ADDR_SHIFT) | reg, 1060 FM801_REG(chip, AC97_CMD)); 1061 udelay(5); 1062 do { 1063 if ((inw(FM801_REG(chip, AC97_CMD)) & (FM801_AC97_VALID|FM801_AC97_BUSY)) 1064 == FM801_AC97_VALID) 1065 return 0; 1066 schedule_timeout_uninterruptible(1); 1067 } while (time_after(timeout, jiffies)); 1068 return -EIO; 1069 } 1070 1071 static int snd_fm801_chip_init(struct fm801 *chip, int resume) 1072 { 1073 unsigned short cmdw; 1074 1075 if (chip->tea575x_tuner & TUNER_ONLY) 1076 goto __ac97_ok; 1077 1078 /* codec cold reset + AC'97 warm reset */ 1079 outw((1<<5) | (1<<6), FM801_REG(chip, CODEC_CTRL)); 1080 inw(FM801_REG(chip, CODEC_CTRL)); /* flush posting data */ 1081 udelay(100); 1082 outw(0, FM801_REG(chip, CODEC_CTRL)); 1083 1084 if (wait_for_codec(chip, 0, AC97_RESET, msecs_to_jiffies(750)) < 0) 1085 if (!resume) { 1086 snd_printk(KERN_INFO "Primary AC'97 codec not found, " 1087 "assume SF64-PCR (tuner-only)\n"); 1088 chip->tea575x_tuner = 3 | TUNER_ONLY; 1089 goto __ac97_ok; 1090 } 1091 1092 if (chip->multichannel) { 1093 if (chip->secondary_addr) { 1094 wait_for_codec(chip, chip->secondary_addr, 1095 AC97_VENDOR_ID1, msecs_to_jiffies(50)); 1096 } else { 1097 /* my card has the secondary codec */ 1098 /* at address #3, so the loop is inverted */ 1099 int i; 1100 for (i = 3; i > 0; i--) { 1101 if (!wait_for_codec(chip, i, AC97_VENDOR_ID1, 1102 msecs_to_jiffies(50))) { 1103 cmdw = inw(FM801_REG(chip, AC97_DATA)); 1104 if (cmdw != 0xffff && cmdw != 0) { 1105 chip->secondary = 1; 1106 chip->secondary_addr = i; 1107 break; 1108 } 1109 } 1110 } 1111 } 1112 1113 /* the recovery phase, it seems that probing for non-existing codec might */ 1114 /* cause timeout problems */ 1115 wait_for_codec(chip, 0, AC97_VENDOR_ID1, msecs_to_jiffies(750)); 1116 } 1117 1118 __ac97_ok: 1119 1120 /* init volume */ 1121 outw(0x0808, FM801_REG(chip, PCM_VOL)); 1122 outw(0x9f1f, FM801_REG(chip, FM_VOL)); 1123 outw(0x8808, FM801_REG(chip, I2S_VOL)); 1124 1125 /* I2S control - I2S mode */ 1126 outw(0x0003, FM801_REG(chip, I2S_MODE)); 1127 1128 /* interrupt setup */ 1129 cmdw = inw(FM801_REG(chip, IRQ_MASK)); 1130 if (chip->irq < 0) 1131 cmdw |= 0x00c3; /* mask everything, no PCM nor MPU */ 1132 else 1133 cmdw &= ~0x0083; /* unmask MPU, PLAYBACK & CAPTURE */ 1134 outw(cmdw, FM801_REG(chip, IRQ_MASK)); 1135 1136 /* interrupt clear */ 1137 outw(FM801_IRQ_PLAYBACK|FM801_IRQ_CAPTURE|FM801_IRQ_MPU, FM801_REG(chip, IRQ_STATUS)); 1138 1139 return 0; 1140 } 1141 1142 1143 static int snd_fm801_free(struct fm801 *chip) 1144 { 1145 unsigned short cmdw; 1146 1147 if (chip->irq < 0) 1148 goto __end_hw; 1149 1150 /* interrupt setup - mask everything */ 1151 cmdw = inw(FM801_REG(chip, IRQ_MASK)); 1152 cmdw |= 0x00c3; 1153 outw(cmdw, FM801_REG(chip, IRQ_MASK)); 1154 1155 __end_hw: 1156 #ifdef CONFIG_SND_FM801_TEA575X_BOOL 1157 if (!(chip->tea575x_tuner & TUNER_DISABLED)) 1158 snd_tea575x_exit(&chip->tea); 1159 #endif 1160 if (chip->irq >= 0) 1161 free_irq(chip->irq, chip); 1162 pci_release_regions(chip->pci); 1163 pci_disable_device(chip->pci); 1164 1165 kfree(chip); 1166 return 0; 1167 } 1168 1169 static int snd_fm801_dev_free(struct snd_device *device) 1170 { 1171 struct fm801 *chip = device->device_data; 1172 return snd_fm801_free(chip); 1173 } 1174 1175 static int __devinit snd_fm801_create(struct snd_card *card, 1176 struct pci_dev * pci, 1177 int tea575x_tuner, 1178 struct fm801 ** rchip) 1179 { 1180 struct fm801 *chip; 1181 int err; 1182 static struct snd_device_ops ops = { 1183 .dev_free = snd_fm801_dev_free, 1184 }; 1185 1186 *rchip = NULL; 1187 if ((err = pci_enable_device(pci)) < 0) 1188 return err; 1189 chip = kzalloc(sizeof(*chip), GFP_KERNEL); 1190 if (chip == NULL) { 1191 pci_disable_device(pci); 1192 return -ENOMEM; 1193 } 1194 spin_lock_init(&chip->reg_lock); 1195 chip->card = card; 1196 chip->pci = pci; 1197 chip->irq = -1; 1198 chip->tea575x_tuner = tea575x_tuner; 1199 if ((err = pci_request_regions(pci, "FM801")) < 0) { 1200 kfree(chip); 1201 pci_disable_device(pci); 1202 return err; 1203 } 1204 chip->port = pci_resource_start(pci, 0); 1205 if ((tea575x_tuner & TUNER_ONLY) == 0) { 1206 if (request_irq(pci->irq, snd_fm801_interrupt, IRQF_SHARED, 1207 KBUILD_MODNAME, chip)) { 1208 snd_printk(KERN_ERR "unable to grab IRQ %d\n", chip->irq); 1209 snd_fm801_free(chip); 1210 return -EBUSY; 1211 } 1212 chip->irq = pci->irq; 1213 pci_set_master(pci); 1214 } 1215 1216 if (pci->revision >= 0xb1) /* FM801-AU */ 1217 chip->multichannel = 1; 1218 1219 snd_fm801_chip_init(chip, 0); 1220 /* init might set tuner access method */ 1221 tea575x_tuner = chip->tea575x_tuner; 1222 1223 if (chip->irq >= 0 && (tea575x_tuner & TUNER_ONLY)) { 1224 pci_clear_master(pci); 1225 free_irq(chip->irq, chip); 1226 chip->irq = -1; 1227 } 1228 1229 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) { 1230 snd_fm801_free(chip); 1231 return err; 1232 } 1233 1234 snd_card_set_dev(card, &pci->dev); 1235 1236 #ifdef CONFIG_SND_FM801_TEA575X_BOOL 1237 chip->tea.private_data = chip; 1238 chip->tea.ops = &snd_fm801_tea_ops; 1239 sprintf(chip->tea.bus_info, "PCI:%s", pci_name(pci)); 1240 if ((tea575x_tuner & TUNER_TYPE_MASK) > 0 && 1241 (tea575x_tuner & TUNER_TYPE_MASK) < 4) { 1242 if (snd_tea575x_init(&chip->tea)) { 1243 snd_printk(KERN_ERR "TEA575x radio not found\n"); 1244 return -ENODEV; 1245 } 1246 } else if ((tea575x_tuner & TUNER_TYPE_MASK) == 0) { 1247 /* autodetect tuner connection */ 1248 for (tea575x_tuner = 1; tea575x_tuner <= 3; tea575x_tuner++) { 1249 chip->tea575x_tuner = tea575x_tuner; 1250 if (!snd_tea575x_init(&chip->tea)) { 1251 snd_printk(KERN_INFO "detected TEA575x radio type %s\n", 1252 get_tea575x_gpio(chip)->name); 1253 break; 1254 } 1255 } 1256 if (tea575x_tuner == 4) { 1257 snd_printk(KERN_ERR "TEA575x radio not found\n"); 1258 chip->tea575x_tuner = TUNER_DISABLED; 1259 } 1260 } 1261 if (!(chip->tea575x_tuner & TUNER_DISABLED)) { 1262 strlcpy(chip->tea.card, get_tea575x_gpio(chip)->name, 1263 sizeof(chip->tea.card)); 1264 } 1265 #endif 1266 1267 *rchip = chip; 1268 return 0; 1269 } 1270 1271 static int __devinit snd_card_fm801_probe(struct pci_dev *pci, 1272 const struct pci_device_id *pci_id) 1273 { 1274 static int dev; 1275 struct snd_card *card; 1276 struct fm801 *chip; 1277 struct snd_opl3 *opl3; 1278 int err; 1279 1280 if (dev >= SNDRV_CARDS) 1281 return -ENODEV; 1282 if (!enable[dev]) { 1283 dev++; 1284 return -ENOENT; 1285 } 1286 1287 err = snd_card_create(index[dev], id[dev], THIS_MODULE, 0, &card); 1288 if (err < 0) 1289 return err; 1290 if ((err = snd_fm801_create(card, pci, tea575x_tuner[dev], &chip)) < 0) { 1291 snd_card_free(card); 1292 return err; 1293 } 1294 card->private_data = chip; 1295 1296 strcpy(card->driver, "FM801"); 1297 strcpy(card->shortname, "ForteMedia FM801-"); 1298 strcat(card->shortname, chip->multichannel ? "AU" : "AS"); 1299 sprintf(card->longname, "%s at 0x%lx, irq %i", 1300 card->shortname, chip->port, chip->irq); 1301 1302 if (chip->tea575x_tuner & TUNER_ONLY) 1303 goto __fm801_tuner_only; 1304 1305 if ((err = snd_fm801_pcm(chip, 0, NULL)) < 0) { 1306 snd_card_free(card); 1307 return err; 1308 } 1309 if ((err = snd_fm801_mixer(chip)) < 0) { 1310 snd_card_free(card); 1311 return err; 1312 } 1313 if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_FM801, 1314 FM801_REG(chip, MPU401_DATA), 1315 MPU401_INFO_INTEGRATED | 1316 MPU401_INFO_IRQ_HOOK, 1317 -1, &chip->rmidi)) < 0) { 1318 snd_card_free(card); 1319 return err; 1320 } 1321 if ((err = snd_opl3_create(card, FM801_REG(chip, OPL3_BANK0), 1322 FM801_REG(chip, OPL3_BANK1), 1323 OPL3_HW_OPL3_FM801, 1, &opl3)) < 0) { 1324 snd_card_free(card); 1325 return err; 1326 } 1327 if ((err = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0) { 1328 snd_card_free(card); 1329 return err; 1330 } 1331 1332 __fm801_tuner_only: 1333 if ((err = snd_card_register(card)) < 0) { 1334 snd_card_free(card); 1335 return err; 1336 } 1337 pci_set_drvdata(pci, card); 1338 dev++; 1339 return 0; 1340 } 1341 1342 static void __devexit snd_card_fm801_remove(struct pci_dev *pci) 1343 { 1344 snd_card_free(pci_get_drvdata(pci)); 1345 pci_set_drvdata(pci, NULL); 1346 } 1347 1348 #ifdef CONFIG_PM 1349 static unsigned char saved_regs[] = { 1350 FM801_PCM_VOL, FM801_I2S_VOL, FM801_FM_VOL, FM801_REC_SRC, 1351 FM801_PLY_CTRL, FM801_PLY_COUNT, FM801_PLY_BUF1, FM801_PLY_BUF2, 1352 FM801_CAP_CTRL, FM801_CAP_COUNT, FM801_CAP_BUF1, FM801_CAP_BUF2, 1353 FM801_CODEC_CTRL, FM801_I2S_MODE, FM801_VOLUME, FM801_GEN_CTRL, 1354 }; 1355 1356 static int snd_fm801_suspend(struct pci_dev *pci, pm_message_t state) 1357 { 1358 struct snd_card *card = pci_get_drvdata(pci); 1359 struct fm801 *chip = card->private_data; 1360 int i; 1361 1362 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); 1363 snd_pcm_suspend_all(chip->pcm); 1364 snd_ac97_suspend(chip->ac97); 1365 snd_ac97_suspend(chip->ac97_sec); 1366 for (i = 0; i < ARRAY_SIZE(saved_regs); i++) 1367 chip->saved_regs[i] = inw(chip->port + saved_regs[i]); 1368 /* FIXME: tea575x suspend */ 1369 1370 pci_disable_device(pci); 1371 pci_save_state(pci); 1372 pci_set_power_state(pci, pci_choose_state(pci, state)); 1373 return 0; 1374 } 1375 1376 static int snd_fm801_resume(struct pci_dev *pci) 1377 { 1378 struct snd_card *card = pci_get_drvdata(pci); 1379 struct fm801 *chip = card->private_data; 1380 int i; 1381 1382 pci_set_power_state(pci, PCI_D0); 1383 pci_restore_state(pci); 1384 if (pci_enable_device(pci) < 0) { 1385 printk(KERN_ERR "fm801: pci_enable_device failed, " 1386 "disabling device\n"); 1387 snd_card_disconnect(card); 1388 return -EIO; 1389 } 1390 pci_set_master(pci); 1391 1392 snd_fm801_chip_init(chip, 1); 1393 snd_ac97_resume(chip->ac97); 1394 snd_ac97_resume(chip->ac97_sec); 1395 for (i = 0; i < ARRAY_SIZE(saved_regs); i++) 1396 outw(chip->saved_regs[i], chip->port + saved_regs[i]); 1397 1398 snd_power_change_state(card, SNDRV_CTL_POWER_D0); 1399 return 0; 1400 } 1401 #endif 1402 1403 static struct pci_driver driver = { 1404 .name = KBUILD_MODNAME, 1405 .id_table = snd_fm801_ids, 1406 .probe = snd_card_fm801_probe, 1407 .remove = __devexit_p(snd_card_fm801_remove), 1408 #ifdef CONFIG_PM 1409 .suspend = snd_fm801_suspend, 1410 .resume = snd_fm801_resume, 1411 #endif 1412 }; 1413 1414 static int __init alsa_card_fm801_init(void) 1415 { 1416 return pci_register_driver(&driver); 1417 } 1418 1419 static void __exit alsa_card_fm801_exit(void) 1420 { 1421 pci_unregister_driver(&driver); 1422 } 1423 1424 module_init(alsa_card_fm801_init) 1425 module_exit(alsa_card_fm801_exit) 1426