1 /* 2 * Driver for the Korg 1212 IO PCI card 3 * 4 * Copyright (c) 2001 Haroldo Gamal <gamal@alternex.com.br> 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License, or 9 * (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 19 * 20 */ 21 22 #include <linux/delay.h> 23 #include <linux/init.h> 24 #include <linux/interrupt.h> 25 #include <linux/pci.h> 26 #include <linux/slab.h> 27 #include <linux/wait.h> 28 #include <linux/moduleparam.h> 29 #include <linux/mutex.h> 30 #include <linux/firmware.h> 31 32 #include <sound/core.h> 33 #include <sound/info.h> 34 #include <sound/control.h> 35 #include <sound/pcm.h> 36 #include <sound/pcm_params.h> 37 #include <sound/initval.h> 38 39 #include <asm/io.h> 40 41 // ---------------------------------------------------------------------------- 42 // Debug Stuff 43 // ---------------------------------------------------------------------------- 44 #define K1212_DEBUG_LEVEL 0 45 #if K1212_DEBUG_LEVEL > 0 46 #define K1212_DEBUG_PRINTK(fmt,args...) printk(KERN_DEBUG fmt,##args) 47 #else 48 #define K1212_DEBUG_PRINTK(fmt,...) 49 #endif 50 #if K1212_DEBUG_LEVEL > 1 51 #define K1212_DEBUG_PRINTK_VERBOSE(fmt,args...) printk(KERN_DEBUG fmt,##args) 52 #else 53 #define K1212_DEBUG_PRINTK_VERBOSE(fmt,...) 54 #endif 55 56 // ---------------------------------------------------------------------------- 57 // Record/Play Buffer Allocation Method. If K1212_LARGEALLOC is defined all 58 // buffers are alocated as a large piece inside KorgSharedBuffer. 59 // ---------------------------------------------------------------------------- 60 //#define K1212_LARGEALLOC 1 61 62 // ---------------------------------------------------------------------------- 63 // Valid states of the Korg 1212 I/O card. 64 // ---------------------------------------------------------------------------- 65 enum CardState { 66 K1212_STATE_NONEXISTENT, // there is no card here 67 K1212_STATE_UNINITIALIZED, // the card is awaiting DSP download 68 K1212_STATE_DSP_IN_PROCESS, // the card is currently downloading its DSP code 69 K1212_STATE_DSP_COMPLETE, // the card has finished the DSP download 70 K1212_STATE_READY, // the card can be opened by an application. Any application 71 // requests prior to this state should fail. Only an open 72 // request can be made at this state. 73 K1212_STATE_OPEN, // an application has opened the card 74 K1212_STATE_SETUP, // the card has been setup for play 75 K1212_STATE_PLAYING, // the card is playing 76 K1212_STATE_MONITOR, // the card is in the monitor mode 77 K1212_STATE_CALIBRATING, // the card is currently calibrating 78 K1212_STATE_ERRORSTOP, // the card has stopped itself because of an error and we 79 // are in the process of cleaning things up. 80 K1212_STATE_MAX_STATE // state values of this and beyond are invalid 81 }; 82 83 // ---------------------------------------------------------------------------- 84 // The following enumeration defines the constants written to the card's 85 // host-to-card doorbell to initiate a command. 86 // ---------------------------------------------------------------------------- 87 enum korg1212_dbcnst { 88 K1212_DB_RequestForData = 0, // sent by the card to request a buffer fill. 89 K1212_DB_TriggerPlay = 1, // starts playback/record on the card. 90 K1212_DB_SelectPlayMode = 2, // select monitor, playback setup, or stop. 91 K1212_DB_ConfigureBufferMemory = 3, // tells card where the host audio buffers are. 92 K1212_DB_RequestAdatTimecode = 4, // asks the card for the latest ADAT timecode value. 93 K1212_DB_SetClockSourceRate = 5, // sets the clock source and rate for the card. 94 K1212_DB_ConfigureMiscMemory = 6, // tells card where other buffers are. 95 K1212_DB_TriggerFromAdat = 7, // tells card to trigger from Adat at a specific 96 // timecode value. 97 K1212_DB_DMAERROR = 0x80, // DMA Error - the PCI bus is congestioned. 98 K1212_DB_CARDSTOPPED = 0x81, // Card has stopped by user request. 99 K1212_DB_RebootCard = 0xA0, // instructs the card to reboot. 100 K1212_DB_BootFromDSPPage4 = 0xA4, // instructs the card to boot from the DSP microcode 101 // on page 4 (local page to card). 102 K1212_DB_DSPDownloadDone = 0xAE, // sent by the card to indicate the download has 103 // completed. 104 K1212_DB_StartDSPDownload = 0xAF // tells the card to download its DSP firmware. 105 }; 106 107 108 // ---------------------------------------------------------------------------- 109 // The following enumeration defines return codes 110 // to the Korg 1212 I/O driver. 111 // ---------------------------------------------------------------------------- 112 enum snd_korg1212rc { 113 K1212_CMDRET_Success = 0, // command was successfully placed 114 K1212_CMDRET_DIOCFailure, // the DeviceIoControl call failed 115 K1212_CMDRET_PMFailure, // the protected mode call failed 116 K1212_CMDRET_FailUnspecified, // unspecified failure 117 K1212_CMDRET_FailBadState, // the specified command can not be given in 118 // the card's current state. (or the wave device's 119 // state) 120 K1212_CMDRET_CardUninitialized, // the card is uninitialized and cannot be used 121 K1212_CMDRET_BadIndex, // an out of range card index was specified 122 K1212_CMDRET_BadHandle, // an invalid card handle was specified 123 K1212_CMDRET_NoFillRoutine, // a play request has been made before a fill routine set 124 K1212_CMDRET_FillRoutineInUse, // can't set a new fill routine while one is in use 125 K1212_CMDRET_NoAckFromCard, // the card never acknowledged a command 126 K1212_CMDRET_BadParams, // bad parameters were provided by the caller 127 128 K1212_CMDRET_BadDevice, // the specified wave device was out of range 129 K1212_CMDRET_BadFormat // the specified wave format is unsupported 130 }; 131 132 // ---------------------------------------------------------------------------- 133 // The following enumeration defines the constants used to select the play 134 // mode for the card in the SelectPlayMode command. 135 // ---------------------------------------------------------------------------- 136 enum PlayModeSelector { 137 K1212_MODE_SetupPlay = 0x00000001, // provides card with pre-play information 138 K1212_MODE_MonitorOn = 0x00000002, // tells card to turn on monitor mode 139 K1212_MODE_MonitorOff = 0x00000004, // tells card to turn off monitor mode 140 K1212_MODE_StopPlay = 0x00000008 // stops playback on the card 141 }; 142 143 // ---------------------------------------------------------------------------- 144 // The following enumeration defines the constants used to select the monitor 145 // mode for the card in the SetMonitorMode command. 146 // ---------------------------------------------------------------------------- 147 enum MonitorModeSelector { 148 K1212_MONMODE_Off = 0, // tells card to turn off monitor mode 149 K1212_MONMODE_On // tells card to turn on monitor mode 150 }; 151 152 #define MAILBOX0_OFFSET 0x40 // location of mailbox 0 relative to base address 153 #define MAILBOX1_OFFSET 0x44 // location of mailbox 1 relative to base address 154 #define MAILBOX2_OFFSET 0x48 // location of mailbox 2 relative to base address 155 #define MAILBOX3_OFFSET 0x4c // location of mailbox 3 relative to base address 156 #define OUT_DOORBELL_OFFSET 0x60 // location of PCI to local doorbell 157 #define IN_DOORBELL_OFFSET 0x64 // location of local to PCI doorbell 158 #define STATUS_REG_OFFSET 0x68 // location of interrupt control/status register 159 #define PCI_CONTROL_OFFSET 0x6c // location of the EEPROM, PCI, User I/O, init control 160 // register 161 #define SENS_CONTROL_OFFSET 0x6e // location of the input sensitivity setting register. 162 // this is the upper word of the PCI control reg. 163 #define DEV_VEND_ID_OFFSET 0x70 // location of the device and vendor ID register 164 165 #define MAX_COMMAND_RETRIES 5 // maximum number of times the driver will attempt 166 // to send a command before giving up. 167 #define COMMAND_ACK_MASK 0x8000 // the MSB is set in the command acknowledgment from 168 // the card. 169 #define DOORBELL_VAL_MASK 0x00FF // the doorbell value is one byte 170 171 #define CARD_BOOT_DELAY_IN_MS 10 172 #define CARD_BOOT_TIMEOUT 10 173 #define DSP_BOOT_DELAY_IN_MS 200 174 175 #define kNumBuffers 8 176 #define k1212MaxCards 4 177 #define k1212NumWaveDevices 6 178 #define k16BitChannels 10 179 #define k32BitChannels 2 180 #define kAudioChannels (k16BitChannels + k32BitChannels) 181 #define kPlayBufferFrames 1024 182 183 #define K1212_ANALOG_CHANNELS 2 184 #define K1212_SPDIF_CHANNELS 2 185 #define K1212_ADAT_CHANNELS 8 186 #define K1212_CHANNELS (K1212_ADAT_CHANNELS + K1212_ANALOG_CHANNELS) 187 #define K1212_MIN_CHANNELS 1 188 #define K1212_MAX_CHANNELS K1212_CHANNELS 189 #define K1212_FRAME_SIZE (sizeof(struct KorgAudioFrame)) 190 #define K1212_MAX_SAMPLES (kPlayBufferFrames*kNumBuffers) 191 #define K1212_PERIODS (kNumBuffers) 192 #define K1212_PERIOD_BYTES (K1212_FRAME_SIZE*kPlayBufferFrames) 193 #define K1212_BUF_SIZE (K1212_PERIOD_BYTES*kNumBuffers) 194 #define K1212_ANALOG_BUF_SIZE (K1212_ANALOG_CHANNELS * 2 * kPlayBufferFrames * kNumBuffers) 195 #define K1212_SPDIF_BUF_SIZE (K1212_SPDIF_CHANNELS * 3 * kPlayBufferFrames * kNumBuffers) 196 #define K1212_ADAT_BUF_SIZE (K1212_ADAT_CHANNELS * 2 * kPlayBufferFrames * kNumBuffers) 197 #define K1212_MAX_BUF_SIZE (K1212_ANALOG_BUF_SIZE + K1212_ADAT_BUF_SIZE) 198 199 #define k1212MinADCSens 0x7f 200 #define k1212MaxADCSens 0x00 201 #define k1212MaxVolume 0x7fff 202 #define k1212MaxWaveVolume 0xffff 203 #define k1212MinVolume 0x0000 204 #define k1212MaxVolInverted 0x8000 205 206 // ----------------------------------------------------------------- 207 // the following bits are used for controlling interrupts in the 208 // interrupt control/status reg 209 // ----------------------------------------------------------------- 210 #define PCI_INT_ENABLE_BIT 0x00000100 211 #define PCI_DOORBELL_INT_ENABLE_BIT 0x00000200 212 #define LOCAL_INT_ENABLE_BIT 0x00010000 213 #define LOCAL_DOORBELL_INT_ENABLE_BIT 0x00020000 214 #define LOCAL_DMA1_INT_ENABLE_BIT 0x00080000 215 216 // ----------------------------------------------------------------- 217 // the following bits are defined for the PCI command register 218 // ----------------------------------------------------------------- 219 #define PCI_CMD_MEM_SPACE_ENABLE_BIT 0x0002 220 #define PCI_CMD_IO_SPACE_ENABLE_BIT 0x0001 221 #define PCI_CMD_BUS_MASTER_ENABLE_BIT 0x0004 222 223 // ----------------------------------------------------------------- 224 // the following bits are defined for the PCI status register 225 // ----------------------------------------------------------------- 226 #define PCI_STAT_PARITY_ERROR_BIT 0x8000 227 #define PCI_STAT_SYSTEM_ERROR_BIT 0x4000 228 #define PCI_STAT_MASTER_ABORT_RCVD_BIT 0x2000 229 #define PCI_STAT_TARGET_ABORT_RCVD_BIT 0x1000 230 #define PCI_STAT_TARGET_ABORT_SENT_BIT 0x0800 231 232 // ------------------------------------------------------------------------ 233 // the following constants are used in setting the 1212 I/O card's input 234 // sensitivity. 235 // ------------------------------------------------------------------------ 236 #define SET_SENS_LOCALINIT_BITPOS 15 237 #define SET_SENS_DATA_BITPOS 10 238 #define SET_SENS_CLOCK_BITPOS 8 239 #define SET_SENS_LOADSHIFT_BITPOS 0 240 241 #define SET_SENS_LEFTCHANID 0x00 242 #define SET_SENS_RIGHTCHANID 0x01 243 244 #define K1212SENSUPDATE_DELAY_IN_MS 50 245 246 // -------------------------------------------------------------------------- 247 // WaitRTCTicks 248 // 249 // This function waits the specified number of real time clock ticks. 250 // According to the DDK, each tick is ~0.8 microseconds. 251 // The defines following the function declaration can be used for the 252 // numTicksToWait parameter. 253 // -------------------------------------------------------------------------- 254 #define ONE_RTC_TICK 1 255 #define SENSCLKPULSE_WIDTH 4 256 #define LOADSHIFT_DELAY 4 257 #define INTERCOMMAND_DELAY 40 258 #define STOPCARD_DELAY 300 // max # RTC ticks for the card to stop once we write 259 // the command register. (could be up to 180 us) 260 #define COMMAND_ACK_DELAY 13 // number of RTC ticks to wait for an acknowledgement 261 // from the card after sending a command. 262 263 #ifdef CONFIG_SND_KORG1212_FIRMWARE_IN_KERNEL 264 #include "korg1212-firmware.h" 265 static const struct firmware static_dsp_code = { 266 .data = (u8 *)dspCode, 267 .size = sizeof dspCode 268 }; 269 #endif 270 271 enum ClockSourceIndex { 272 K1212_CLKIDX_AdatAt44_1K = 0, // selects source as ADAT at 44.1 kHz 273 K1212_CLKIDX_AdatAt48K, // selects source as ADAT at 48 kHz 274 K1212_CLKIDX_WordAt44_1K, // selects source as S/PDIF at 44.1 kHz 275 K1212_CLKIDX_WordAt48K, // selects source as S/PDIF at 48 kHz 276 K1212_CLKIDX_LocalAt44_1K, // selects source as local clock at 44.1 kHz 277 K1212_CLKIDX_LocalAt48K, // selects source as local clock at 48 kHz 278 K1212_CLKIDX_Invalid // used to check validity of the index 279 }; 280 281 enum ClockSourceType { 282 K1212_CLKIDX_Adat = 0, // selects source as ADAT 283 K1212_CLKIDX_Word, // selects source as S/PDIF 284 K1212_CLKIDX_Local // selects source as local clock 285 }; 286 287 struct KorgAudioFrame { 288 u16 frameData16[k16BitChannels]; /* channels 0-9 use 16 bit samples */ 289 u32 frameData32[k32BitChannels]; /* channels 10-11 use 32 bits - only 20 are sent across S/PDIF */ 290 u32 timeCodeVal; /* holds the ADAT timecode value */ 291 }; 292 293 struct KorgAudioBuffer { 294 struct KorgAudioFrame bufferData[kPlayBufferFrames]; /* buffer definition */ 295 }; 296 297 struct KorgSharedBuffer { 298 #ifdef K1212_LARGEALLOC 299 struct KorgAudioBuffer playDataBufs[kNumBuffers]; 300 struct KorgAudioBuffer recordDataBufs[kNumBuffers]; 301 #endif 302 short volumeData[kAudioChannels]; 303 u32 cardCommand; 304 u16 routeData [kAudioChannels]; 305 u32 AdatTimeCode; // ADAT timecode value 306 }; 307 308 struct SensBits { 309 union { 310 struct { 311 unsigned int leftChanVal:8; 312 unsigned int leftChanId:8; 313 } v; 314 u16 leftSensBits; 315 } l; 316 union { 317 struct { 318 unsigned int rightChanVal:8; 319 unsigned int rightChanId:8; 320 } v; 321 u16 rightSensBits; 322 } r; 323 }; 324 325 struct snd_korg1212 { 326 struct snd_card *card; 327 struct pci_dev *pci; 328 struct snd_pcm *pcm; 329 int irq; 330 331 spinlock_t lock; 332 struct mutex open_mutex; 333 334 struct timer_list timer; /* timer callback for checking ack of stop request */ 335 int stop_pending_cnt; /* counter for stop pending check */ 336 337 wait_queue_head_t wait; 338 339 unsigned long iomem; 340 unsigned long ioport; 341 unsigned long iomem2; 342 unsigned long irqcount; 343 unsigned long inIRQ; 344 void __iomem *iobase; 345 346 struct snd_dma_buffer dma_dsp; 347 struct snd_dma_buffer dma_play; 348 struct snd_dma_buffer dma_rec; 349 struct snd_dma_buffer dma_shared; 350 351 u32 DataBufsSize; 352 353 struct KorgAudioBuffer * playDataBufsPtr; 354 struct KorgAudioBuffer * recordDataBufsPtr; 355 356 struct KorgSharedBuffer * sharedBufferPtr; 357 358 u32 RecDataPhy; 359 u32 PlayDataPhy; 360 unsigned long sharedBufferPhy; 361 u32 VolumeTablePhy; 362 u32 RoutingTablePhy; 363 u32 AdatTimeCodePhy; 364 365 u32 __iomem * statusRegPtr; // address of the interrupt status/control register 366 u32 __iomem * outDoorbellPtr; // address of the host->card doorbell register 367 u32 __iomem * inDoorbellPtr; // address of the card->host doorbell register 368 u32 __iomem * mailbox0Ptr; // address of mailbox 0 on the card 369 u32 __iomem * mailbox1Ptr; // address of mailbox 1 on the card 370 u32 __iomem * mailbox2Ptr; // address of mailbox 2 on the card 371 u32 __iomem * mailbox3Ptr; // address of mailbox 3 on the card 372 u32 __iomem * controlRegPtr; // address of the EEPROM, PCI, I/O, Init ctrl reg 373 u16 __iomem * sensRegPtr; // address of the sensitivity setting register 374 u32 __iomem * idRegPtr; // address of the device and vendor ID registers 375 376 size_t periodsize; 377 int channels; 378 int currentBuffer; 379 380 struct snd_pcm_substream *playback_substream; 381 struct snd_pcm_substream *capture_substream; 382 383 pid_t capture_pid; 384 pid_t playback_pid; 385 386 enum CardState cardState; 387 int running; 388 int idleMonitorOn; // indicates whether the card is in idle monitor mode. 389 u32 cmdRetryCount; // tracks how many times we have retried sending to the card. 390 391 enum ClockSourceIndex clkSrcRate; // sample rate and clock source 392 393 enum ClockSourceType clkSource; // clock source 394 int clkRate; // clock rate 395 396 int volumePhase[kAudioChannels]; 397 398 u16 leftADCInSens; // ADC left channel input sensitivity 399 u16 rightADCInSens; // ADC right channel input sensitivity 400 401 int opencnt; // Open/Close count 402 int setcnt; // SetupForPlay count 403 int playcnt; // TriggerPlay count 404 int errorcnt; // Error Count 405 unsigned long totalerrorcnt; // Total Error Count 406 407 int dsp_is_loaded; 408 int dsp_stop_is_processed; 409 410 }; 411 412 MODULE_DESCRIPTION("korg1212"); 413 MODULE_LICENSE("GPL"); 414 MODULE_SUPPORTED_DEVICE("{{KORG,korg1212}}"); 415 #ifndef CONFIG_SND_KORG1212_FIRMWARE_IN_KERNEL 416 MODULE_FIRMWARE("korg/k1212.dsp"); 417 #endif 418 419 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ 420 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ 421 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */ 422 423 module_param_array(index, int, NULL, 0444); 424 MODULE_PARM_DESC(index, "Index value for Korg 1212 soundcard."); 425 module_param_array(id, charp, NULL, 0444); 426 MODULE_PARM_DESC(id, "ID string for Korg 1212 soundcard."); 427 module_param_array(enable, bool, NULL, 0444); 428 MODULE_PARM_DESC(enable, "Enable Korg 1212 soundcard."); 429 MODULE_AUTHOR("Haroldo Gamal <gamal@alternex.com.br>"); 430 431 static struct pci_device_id snd_korg1212_ids[] = { 432 { 433 .vendor = 0x10b5, 434 .device = 0x906d, 435 .subvendor = PCI_ANY_ID, 436 .subdevice = PCI_ANY_ID, 437 }, 438 { 0, }, 439 }; 440 441 MODULE_DEVICE_TABLE(pci, snd_korg1212_ids); 442 443 static char *stateName[] = { 444 "Non-existent", 445 "Uninitialized", 446 "DSP download in process", 447 "DSP download complete", 448 "Ready", 449 "Open", 450 "Setup for play", 451 "Playing", 452 "Monitor mode on", 453 "Calibrating", 454 "Invalid" 455 }; 456 457 static char *clockSourceTypeName[] = { "ADAT", "S/PDIF", "local" }; 458 459 static char *clockSourceName[] = { 460 "ADAT at 44.1 kHz", 461 "ADAT at 48 kHz", 462 "S/PDIF at 44.1 kHz", 463 "S/PDIF at 48 kHz", 464 "local clock at 44.1 kHz", 465 "local clock at 48 kHz" 466 }; 467 468 static char *channelName[] = { 469 "ADAT-1", 470 "ADAT-2", 471 "ADAT-3", 472 "ADAT-4", 473 "ADAT-5", 474 "ADAT-6", 475 "ADAT-7", 476 "ADAT-8", 477 "Analog-L", 478 "Analog-R", 479 "SPDIF-L", 480 "SPDIF-R", 481 }; 482 483 static u16 ClockSourceSelector[] = { 484 0x8000, // selects source as ADAT at 44.1 kHz 485 0x0000, // selects source as ADAT at 48 kHz 486 0x8001, // selects source as S/PDIF at 44.1 kHz 487 0x0001, // selects source as S/PDIF at 48 kHz 488 0x8002, // selects source as local clock at 44.1 kHz 489 0x0002 // selects source as local clock at 48 kHz 490 }; 491 492 union swap_u32 { unsigned char c[4]; u32 i; }; 493 494 #ifdef SNDRV_BIG_ENDIAN 495 static u32 LowerWordSwap(u32 swappee) 496 #else 497 static u32 UpperWordSwap(u32 swappee) 498 #endif 499 { 500 union swap_u32 retVal, swapper; 501 502 swapper.i = swappee; 503 retVal.c[2] = swapper.c[3]; 504 retVal.c[3] = swapper.c[2]; 505 retVal.c[1] = swapper.c[1]; 506 retVal.c[0] = swapper.c[0]; 507 508 return retVal.i; 509 } 510 511 #ifdef SNDRV_BIG_ENDIAN 512 static u32 UpperWordSwap(u32 swappee) 513 #else 514 static u32 LowerWordSwap(u32 swappee) 515 #endif 516 { 517 union swap_u32 retVal, swapper; 518 519 swapper.i = swappee; 520 retVal.c[2] = swapper.c[2]; 521 retVal.c[3] = swapper.c[3]; 522 retVal.c[1] = swapper.c[0]; 523 retVal.c[0] = swapper.c[1]; 524 525 return retVal.i; 526 } 527 528 #define SetBitInWord(theWord,bitPosition) (*theWord) |= (0x0001 << bitPosition) 529 #define SetBitInDWord(theWord,bitPosition) (*theWord) |= (0x00000001 << bitPosition) 530 #define ClearBitInWord(theWord,bitPosition) (*theWord) &= ~(0x0001 << bitPosition) 531 #define ClearBitInDWord(theWord,bitPosition) (*theWord) &= ~(0x00000001 << bitPosition) 532 533 static int snd_korg1212_Send1212Command(struct snd_korg1212 *korg1212, 534 enum korg1212_dbcnst doorbellVal, 535 u32 mailBox0Val, u32 mailBox1Val, 536 u32 mailBox2Val, u32 mailBox3Val) 537 { 538 u32 retryCount; 539 u16 mailBox3Lo; 540 int rc = K1212_CMDRET_Success; 541 542 if (!korg1212->outDoorbellPtr) { 543 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: CardUninitialized\n"); 544 return K1212_CMDRET_CardUninitialized; 545 } 546 547 K1212_DEBUG_PRINTK("K1212_DEBUG: Card <- 0x%08x 0x%08x [%s]\n", 548 doorbellVal, mailBox0Val, stateName[korg1212->cardState]); 549 for (retryCount = 0; retryCount < MAX_COMMAND_RETRIES; retryCount++) { 550 writel(mailBox3Val, korg1212->mailbox3Ptr); 551 writel(mailBox2Val, korg1212->mailbox2Ptr); 552 writel(mailBox1Val, korg1212->mailbox1Ptr); 553 writel(mailBox0Val, korg1212->mailbox0Ptr); 554 writel(doorbellVal, korg1212->outDoorbellPtr); // interrupt the card 555 556 // -------------------------------------------------------------- 557 // the reboot command will not give an acknowledgement. 558 // -------------------------------------------------------------- 559 if ( doorbellVal == K1212_DB_RebootCard || 560 doorbellVal == K1212_DB_BootFromDSPPage4 || 561 doorbellVal == K1212_DB_StartDSPDownload ) { 562 rc = K1212_CMDRET_Success; 563 break; 564 } 565 566 // -------------------------------------------------------------- 567 // See if the card acknowledged the command. Wait a bit, then 568 // read in the low word of mailbox3. If the MSB is set and the 569 // low byte is equal to the doorbell value, then it ack'd. 570 // -------------------------------------------------------------- 571 udelay(COMMAND_ACK_DELAY); 572 mailBox3Lo = readl(korg1212->mailbox3Ptr); 573 if (mailBox3Lo & COMMAND_ACK_MASK) { 574 if ((mailBox3Lo & DOORBELL_VAL_MASK) == (doorbellVal & DOORBELL_VAL_MASK)) { 575 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: Card <- Success\n"); 576 rc = K1212_CMDRET_Success; 577 break; 578 } 579 } 580 } 581 korg1212->cmdRetryCount += retryCount; 582 583 if (retryCount >= MAX_COMMAND_RETRIES) { 584 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: Card <- NoAckFromCard\n"); 585 rc = K1212_CMDRET_NoAckFromCard; 586 } 587 588 return rc; 589 } 590 591 /* spinlock already held */ 592 static void snd_korg1212_SendStop(struct snd_korg1212 *korg1212) 593 { 594 if (! korg1212->stop_pending_cnt) { 595 korg1212->sharedBufferPtr->cardCommand = 0xffffffff; 596 /* program the timer */ 597 korg1212->stop_pending_cnt = HZ; 598 korg1212->timer.expires = jiffies + 1; 599 add_timer(&korg1212->timer); 600 } 601 } 602 603 static void snd_korg1212_SendStopAndWait(struct snd_korg1212 *korg1212) 604 { 605 unsigned long flags; 606 spin_lock_irqsave(&korg1212->lock, flags); 607 korg1212->dsp_stop_is_processed = 0; 608 snd_korg1212_SendStop(korg1212); 609 spin_unlock_irqrestore(&korg1212->lock, flags); 610 wait_event_timeout(korg1212->wait, korg1212->dsp_stop_is_processed, (HZ * 3) / 2); 611 } 612 613 /* timer callback for checking the ack of stop request */ 614 static void snd_korg1212_timer_func(unsigned long data) 615 { 616 struct snd_korg1212 *korg1212 = (struct snd_korg1212 *) data; 617 unsigned long flags; 618 619 spin_lock_irqsave(&korg1212->lock, flags); 620 if (korg1212->sharedBufferPtr->cardCommand == 0) { 621 /* ack'ed */ 622 korg1212->stop_pending_cnt = 0; 623 korg1212->dsp_stop_is_processed = 1; 624 wake_up(&korg1212->wait); 625 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: Stop ack'ed [%s]\n", 626 stateName[korg1212->cardState]); 627 } else { 628 if (--korg1212->stop_pending_cnt > 0) { 629 /* reprogram timer */ 630 korg1212->timer.expires = jiffies + 1; 631 add_timer(&korg1212->timer); 632 } else { 633 snd_printd("korg1212_timer_func timeout\n"); 634 korg1212->sharedBufferPtr->cardCommand = 0; 635 korg1212->dsp_stop_is_processed = 1; 636 wake_up(&korg1212->wait); 637 K1212_DEBUG_PRINTK("K1212_DEBUG: Stop timeout [%s]\n", 638 stateName[korg1212->cardState]); 639 } 640 } 641 spin_unlock_irqrestore(&korg1212->lock, flags); 642 } 643 644 static int snd_korg1212_TurnOnIdleMonitor(struct snd_korg1212 *korg1212) 645 { 646 unsigned long flags; 647 int rc; 648 649 udelay(INTERCOMMAND_DELAY); 650 spin_lock_irqsave(&korg1212->lock, flags); 651 korg1212->idleMonitorOn = 1; 652 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 653 K1212_MODE_MonitorOn, 0, 0, 0); 654 spin_unlock_irqrestore(&korg1212->lock, flags); 655 return rc; 656 } 657 658 static void snd_korg1212_TurnOffIdleMonitor(struct snd_korg1212 *korg1212) 659 { 660 if (korg1212->idleMonitorOn) { 661 snd_korg1212_SendStopAndWait(korg1212); 662 korg1212->idleMonitorOn = 0; 663 } 664 } 665 666 static inline void snd_korg1212_setCardState(struct snd_korg1212 * korg1212, enum CardState csState) 667 { 668 korg1212->cardState = csState; 669 } 670 671 static int snd_korg1212_OpenCard(struct snd_korg1212 * korg1212) 672 { 673 K1212_DEBUG_PRINTK("K1212_DEBUG: OpenCard [%s] %d\n", 674 stateName[korg1212->cardState], korg1212->opencnt); 675 mutex_lock(&korg1212->open_mutex); 676 if (korg1212->opencnt++ == 0) { 677 snd_korg1212_TurnOffIdleMonitor(korg1212); 678 snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN); 679 } 680 681 mutex_unlock(&korg1212->open_mutex); 682 return 1; 683 } 684 685 static int snd_korg1212_CloseCard(struct snd_korg1212 * korg1212) 686 { 687 K1212_DEBUG_PRINTK("K1212_DEBUG: CloseCard [%s] %d\n", 688 stateName[korg1212->cardState], korg1212->opencnt); 689 690 mutex_lock(&korg1212->open_mutex); 691 if (--(korg1212->opencnt)) { 692 mutex_unlock(&korg1212->open_mutex); 693 return 0; 694 } 695 696 if (korg1212->cardState == K1212_STATE_SETUP) { 697 int rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 698 K1212_MODE_StopPlay, 0, 0, 0); 699 if (rc) 700 K1212_DEBUG_PRINTK("K1212_DEBUG: CloseCard - RC = %d [%s]\n", 701 rc, stateName[korg1212->cardState]); 702 if (rc != K1212_CMDRET_Success) { 703 mutex_unlock(&korg1212->open_mutex); 704 return 0; 705 } 706 } else if (korg1212->cardState > K1212_STATE_SETUP) { 707 snd_korg1212_SendStopAndWait(korg1212); 708 } 709 710 if (korg1212->cardState > K1212_STATE_READY) { 711 snd_korg1212_TurnOnIdleMonitor(korg1212); 712 snd_korg1212_setCardState(korg1212, K1212_STATE_READY); 713 } 714 715 mutex_unlock(&korg1212->open_mutex); 716 return 0; 717 } 718 719 /* spinlock already held */ 720 static int snd_korg1212_SetupForPlay(struct snd_korg1212 * korg1212) 721 { 722 int rc; 723 724 K1212_DEBUG_PRINTK("K1212_DEBUG: SetupForPlay [%s] %d\n", 725 stateName[korg1212->cardState], korg1212->setcnt); 726 727 if (korg1212->setcnt++) 728 return 0; 729 730 snd_korg1212_setCardState(korg1212, K1212_STATE_SETUP); 731 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 732 K1212_MODE_SetupPlay, 0, 0, 0); 733 if (rc) 734 K1212_DEBUG_PRINTK("K1212_DEBUG: SetupForPlay - RC = %d [%s]\n", 735 rc, stateName[korg1212->cardState]); 736 if (rc != K1212_CMDRET_Success) { 737 return 1; 738 } 739 return 0; 740 } 741 742 /* spinlock already held */ 743 static int snd_korg1212_TriggerPlay(struct snd_korg1212 * korg1212) 744 { 745 int rc; 746 747 K1212_DEBUG_PRINTK("K1212_DEBUG: TriggerPlay [%s] %d\n", 748 stateName[korg1212->cardState], korg1212->playcnt); 749 750 if (korg1212->playcnt++) 751 return 0; 752 753 snd_korg1212_setCardState(korg1212, K1212_STATE_PLAYING); 754 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_TriggerPlay, 0, 0, 0, 0); 755 if (rc) 756 K1212_DEBUG_PRINTK("K1212_DEBUG: TriggerPlay - RC = %d [%s]\n", 757 rc, stateName[korg1212->cardState]); 758 if (rc != K1212_CMDRET_Success) { 759 return 1; 760 } 761 return 0; 762 } 763 764 /* spinlock already held */ 765 static int snd_korg1212_StopPlay(struct snd_korg1212 * korg1212) 766 { 767 K1212_DEBUG_PRINTK("K1212_DEBUG: StopPlay [%s] %d\n", 768 stateName[korg1212->cardState], korg1212->playcnt); 769 770 if (--(korg1212->playcnt)) 771 return 0; 772 773 korg1212->setcnt = 0; 774 775 if (korg1212->cardState != K1212_STATE_ERRORSTOP) 776 snd_korg1212_SendStop(korg1212); 777 778 snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN); 779 return 0; 780 } 781 782 static void snd_korg1212_EnableCardInterrupts(struct snd_korg1212 * korg1212) 783 { 784 writel(PCI_INT_ENABLE_BIT | 785 PCI_DOORBELL_INT_ENABLE_BIT | 786 LOCAL_INT_ENABLE_BIT | 787 LOCAL_DOORBELL_INT_ENABLE_BIT | 788 LOCAL_DMA1_INT_ENABLE_BIT, 789 korg1212->statusRegPtr); 790 } 791 792 #if 0 /* not used */ 793 794 static int snd_korg1212_SetMonitorMode(struct snd_korg1212 *korg1212, 795 enum MonitorModeSelector mode) 796 { 797 K1212_DEBUG_PRINTK("K1212_DEBUG: SetMonitorMode [%s]\n", 798 stateName[korg1212->cardState]); 799 800 switch (mode) { 801 case K1212_MONMODE_Off: 802 if (korg1212->cardState != K1212_STATE_MONITOR) 803 return 0; 804 else { 805 snd_korg1212_SendStopAndWait(korg1212); 806 snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN); 807 } 808 break; 809 810 case K1212_MONMODE_On: 811 if (korg1212->cardState != K1212_STATE_OPEN) 812 return 0; 813 else { 814 int rc; 815 snd_korg1212_setCardState(korg1212, K1212_STATE_MONITOR); 816 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 817 K1212_MODE_MonitorOn, 0, 0, 0); 818 if (rc != K1212_CMDRET_Success) 819 return 0; 820 } 821 break; 822 823 default: 824 return 0; 825 } 826 827 return 1; 828 } 829 830 #endif /* not used */ 831 832 static inline int snd_korg1212_use_is_exclusive(struct snd_korg1212 *korg1212) 833 { 834 if (korg1212->playback_pid != korg1212->capture_pid && 835 korg1212->playback_pid >= 0 && korg1212->capture_pid >= 0) 836 return 0; 837 838 return 1; 839 } 840 841 static int snd_korg1212_SetRate(struct snd_korg1212 *korg1212, int rate) 842 { 843 static enum ClockSourceIndex s44[] = { 844 K1212_CLKIDX_AdatAt44_1K, 845 K1212_CLKIDX_WordAt44_1K, 846 K1212_CLKIDX_LocalAt44_1K 847 }; 848 static enum ClockSourceIndex s48[] = { 849 K1212_CLKIDX_AdatAt48K, 850 K1212_CLKIDX_WordAt48K, 851 K1212_CLKIDX_LocalAt48K 852 }; 853 int parm, rc; 854 855 if (!snd_korg1212_use_is_exclusive (korg1212)) 856 return -EBUSY; 857 858 switch (rate) { 859 case 44100: 860 parm = s44[korg1212->clkSource]; 861 break; 862 863 case 48000: 864 parm = s48[korg1212->clkSource]; 865 break; 866 867 default: 868 return -EINVAL; 869 } 870 871 korg1212->clkSrcRate = parm; 872 korg1212->clkRate = rate; 873 874 udelay(INTERCOMMAND_DELAY); 875 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SetClockSourceRate, 876 ClockSourceSelector[korg1212->clkSrcRate], 877 0, 0, 0); 878 if (rc) 879 K1212_DEBUG_PRINTK("K1212_DEBUG: Set Clock Source Selector - RC = %d [%s]\n", 880 rc, stateName[korg1212->cardState]); 881 882 return 0; 883 } 884 885 static int snd_korg1212_SetClockSource(struct snd_korg1212 *korg1212, int source) 886 { 887 888 if (source < 0 || source > 2) 889 return -EINVAL; 890 891 korg1212->clkSource = source; 892 893 snd_korg1212_SetRate(korg1212, korg1212->clkRate); 894 895 return 0; 896 } 897 898 static void snd_korg1212_DisableCardInterrupts(struct snd_korg1212 *korg1212) 899 { 900 writel(0, korg1212->statusRegPtr); 901 } 902 903 static int snd_korg1212_WriteADCSensitivity(struct snd_korg1212 *korg1212) 904 { 905 struct SensBits sensVals; 906 int bitPosition; 907 int channel; 908 int clkIs48K; 909 int monModeSet; 910 u16 controlValue; // this keeps the current value to be written to 911 // the card's eeprom control register. 912 u16 count; 913 unsigned long flags; 914 915 K1212_DEBUG_PRINTK("K1212_DEBUG: WriteADCSensivity [%s]\n", 916 stateName[korg1212->cardState]); 917 918 // ---------------------------------------------------------------------------- 919 // initialize things. The local init bit is always set when writing to the 920 // card's control register. 921 // ---------------------------------------------------------------------------- 922 controlValue = 0; 923 SetBitInWord(&controlValue, SET_SENS_LOCALINIT_BITPOS); // init the control value 924 925 // ---------------------------------------------------------------------------- 926 // make sure the card is not in monitor mode when we do this update. 927 // ---------------------------------------------------------------------------- 928 if (korg1212->cardState == K1212_STATE_MONITOR || korg1212->idleMonitorOn) { 929 monModeSet = 1; 930 snd_korg1212_SendStopAndWait(korg1212); 931 } else 932 monModeSet = 0; 933 934 spin_lock_irqsave(&korg1212->lock, flags); 935 936 // ---------------------------------------------------------------------------- 937 // we are about to send new values to the card, so clear the new values queued 938 // flag. Also, clear out mailbox 3, so we don't lockup. 939 // ---------------------------------------------------------------------------- 940 writel(0, korg1212->mailbox3Ptr); 941 udelay(LOADSHIFT_DELAY); 942 943 // ---------------------------------------------------------------------------- 944 // determine whether we are running a 48K or 44.1K clock. This info is used 945 // later when setting the SPDIF FF after the volume has been shifted in. 946 // ---------------------------------------------------------------------------- 947 switch (korg1212->clkSrcRate) { 948 case K1212_CLKIDX_AdatAt44_1K: 949 case K1212_CLKIDX_WordAt44_1K: 950 case K1212_CLKIDX_LocalAt44_1K: 951 clkIs48K = 0; 952 break; 953 954 case K1212_CLKIDX_WordAt48K: 955 case K1212_CLKIDX_AdatAt48K: 956 case K1212_CLKIDX_LocalAt48K: 957 default: 958 clkIs48K = 1; 959 break; 960 } 961 962 // ---------------------------------------------------------------------------- 963 // start the update. Setup the bit structure and then shift the bits. 964 // ---------------------------------------------------------------------------- 965 sensVals.l.v.leftChanId = SET_SENS_LEFTCHANID; 966 sensVals.r.v.rightChanId = SET_SENS_RIGHTCHANID; 967 sensVals.l.v.leftChanVal = korg1212->leftADCInSens; 968 sensVals.r.v.rightChanVal = korg1212->rightADCInSens; 969 970 // ---------------------------------------------------------------------------- 971 // now start shifting the bits in. Start with the left channel then the right. 972 // ---------------------------------------------------------------------------- 973 for (channel = 0; channel < 2; channel++) { 974 975 // ---------------------------------------------------------------------------- 976 // Bring the load/shift line low, then wait - the spec says >150ns from load/ 977 // shift low to the first rising edge of the clock. 978 // ---------------------------------------------------------------------------- 979 ClearBitInWord(&controlValue, SET_SENS_LOADSHIFT_BITPOS); 980 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); 981 writew(controlValue, korg1212->sensRegPtr); // load/shift goes low 982 udelay(LOADSHIFT_DELAY); 983 984 for (bitPosition = 15; bitPosition >= 0; bitPosition--) { // for all the bits 985 if (channel == 0) { 986 if (sensVals.l.leftSensBits & (0x0001 << bitPosition)) 987 SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set high 988 else 989 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set low 990 } else { 991 if (sensVals.r.rightSensBits & (0x0001 << bitPosition)) 992 SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set high 993 else 994 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set low 995 } 996 997 ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 998 writew(controlValue, korg1212->sensRegPtr); // clock goes low 999 udelay(SENSCLKPULSE_WIDTH); 1000 SetBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 1001 writew(controlValue, korg1212->sensRegPtr); // clock goes high 1002 udelay(SENSCLKPULSE_WIDTH); 1003 } 1004 1005 // ---------------------------------------------------------------------------- 1006 // finish up SPDIF for left. Bring the load/shift line high, then write a one 1007 // bit if the clock rate is 48K otherwise write 0. 1008 // ---------------------------------------------------------------------------- 1009 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); 1010 ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 1011 SetBitInWord(&controlValue, SET_SENS_LOADSHIFT_BITPOS); 1012 writew(controlValue, korg1212->sensRegPtr); // load shift goes high - clk low 1013 udelay(SENSCLKPULSE_WIDTH); 1014 1015 if (clkIs48K) 1016 SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS); 1017 1018 writew(controlValue, korg1212->sensRegPtr); // set/clear data bit 1019 udelay(ONE_RTC_TICK); 1020 SetBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 1021 writew(controlValue, korg1212->sensRegPtr); // clock goes high 1022 udelay(SENSCLKPULSE_WIDTH); 1023 ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 1024 writew(controlValue, korg1212->sensRegPtr); // clock goes low 1025 udelay(SENSCLKPULSE_WIDTH); 1026 } 1027 1028 // ---------------------------------------------------------------------------- 1029 // The update is complete. Set a timeout. This is the inter-update delay. 1030 // Also, if the card was in monitor mode, restore it. 1031 // ---------------------------------------------------------------------------- 1032 for (count = 0; count < 10; count++) 1033 udelay(SENSCLKPULSE_WIDTH); 1034 1035 if (monModeSet) { 1036 int rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 1037 K1212_MODE_MonitorOn, 0, 0, 0); 1038 if (rc) 1039 K1212_DEBUG_PRINTK("K1212_DEBUG: WriteADCSensivity - RC = %d [%s]\n", 1040 rc, stateName[korg1212->cardState]); 1041 } 1042 1043 spin_unlock_irqrestore(&korg1212->lock, flags); 1044 1045 return 1; 1046 } 1047 1048 static void snd_korg1212_OnDSPDownloadComplete(struct snd_korg1212 *korg1212) 1049 { 1050 int channel, rc; 1051 1052 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP download is complete. [%s]\n", 1053 stateName[korg1212->cardState]); 1054 1055 // ---------------------------------------------------- 1056 // tell the card to boot 1057 // ---------------------------------------------------- 1058 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_BootFromDSPPage4, 0, 0, 0, 0); 1059 1060 if (rc) 1061 K1212_DEBUG_PRINTK("K1212_DEBUG: Boot from Page 4 - RC = %d [%s]\n", 1062 rc, stateName[korg1212->cardState]); 1063 msleep(DSP_BOOT_DELAY_IN_MS); 1064 1065 // -------------------------------------------------------------------------------- 1066 // Let the card know where all the buffers are. 1067 // -------------------------------------------------------------------------------- 1068 rc = snd_korg1212_Send1212Command(korg1212, 1069 K1212_DB_ConfigureBufferMemory, 1070 LowerWordSwap(korg1212->PlayDataPhy), 1071 LowerWordSwap(korg1212->RecDataPhy), 1072 ((kNumBuffers * kPlayBufferFrames) / 2), // size given to the card 1073 // is based on 2 buffers 1074 0 1075 ); 1076 1077 if (rc) 1078 K1212_DEBUG_PRINTK("K1212_DEBUG: Configure Buffer Memory - RC = %d [%s]\n", 1079 rc, stateName[korg1212->cardState]); 1080 1081 udelay(INTERCOMMAND_DELAY); 1082 1083 rc = snd_korg1212_Send1212Command(korg1212, 1084 K1212_DB_ConfigureMiscMemory, 1085 LowerWordSwap(korg1212->VolumeTablePhy), 1086 LowerWordSwap(korg1212->RoutingTablePhy), 1087 LowerWordSwap(korg1212->AdatTimeCodePhy), 1088 0 1089 ); 1090 1091 if (rc) 1092 K1212_DEBUG_PRINTK("K1212_DEBUG: Configure Misc Memory - RC = %d [%s]\n", 1093 rc, stateName[korg1212->cardState]); 1094 1095 // -------------------------------------------------------------------------------- 1096 // Initialize the routing and volume tables, then update the card's state. 1097 // -------------------------------------------------------------------------------- 1098 udelay(INTERCOMMAND_DELAY); 1099 1100 for (channel = 0; channel < kAudioChannels; channel++) { 1101 korg1212->sharedBufferPtr->volumeData[channel] = k1212MaxVolume; 1102 //korg1212->sharedBufferPtr->routeData[channel] = channel; 1103 korg1212->sharedBufferPtr->routeData[channel] = 8 + (channel & 1); 1104 } 1105 1106 snd_korg1212_WriteADCSensitivity(korg1212); 1107 1108 udelay(INTERCOMMAND_DELAY); 1109 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SetClockSourceRate, 1110 ClockSourceSelector[korg1212->clkSrcRate], 1111 0, 0, 0); 1112 if (rc) 1113 K1212_DEBUG_PRINTK("K1212_DEBUG: Set Clock Source Selector - RC = %d [%s]\n", 1114 rc, stateName[korg1212->cardState]); 1115 1116 rc = snd_korg1212_TurnOnIdleMonitor(korg1212); 1117 snd_korg1212_setCardState(korg1212, K1212_STATE_READY); 1118 1119 if (rc) 1120 K1212_DEBUG_PRINTK("K1212_DEBUG: Set Monitor On - RC = %d [%s]\n", 1121 rc, stateName[korg1212->cardState]); 1122 1123 snd_korg1212_setCardState(korg1212, K1212_STATE_DSP_COMPLETE); 1124 } 1125 1126 static irqreturn_t snd_korg1212_interrupt(int irq, void *dev_id) 1127 { 1128 u32 doorbellValue; 1129 struct snd_korg1212 *korg1212 = dev_id; 1130 1131 doorbellValue = readl(korg1212->inDoorbellPtr); 1132 1133 if (!doorbellValue) 1134 return IRQ_NONE; 1135 1136 spin_lock(&korg1212->lock); 1137 1138 writel(doorbellValue, korg1212->inDoorbellPtr); 1139 1140 korg1212->irqcount++; 1141 1142 korg1212->inIRQ++; 1143 1144 switch (doorbellValue) { 1145 case K1212_DB_DSPDownloadDone: 1146 K1212_DEBUG_PRINTK("K1212_DEBUG: IRQ DNLD count - %ld, %x, [%s].\n", 1147 korg1212->irqcount, doorbellValue, 1148 stateName[korg1212->cardState]); 1149 if (korg1212->cardState == K1212_STATE_DSP_IN_PROCESS) { 1150 korg1212->dsp_is_loaded = 1; 1151 wake_up(&korg1212->wait); 1152 } 1153 break; 1154 1155 // ------------------------------------------------------------------------ 1156 // an error occurred - stop the card 1157 // ------------------------------------------------------------------------ 1158 case K1212_DB_DMAERROR: 1159 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: IRQ DMAE count - %ld, %x, [%s].\n", 1160 korg1212->irqcount, doorbellValue, 1161 stateName[korg1212->cardState]); 1162 snd_printk(KERN_ERR "korg1212: DMA Error\n"); 1163 korg1212->errorcnt++; 1164 korg1212->totalerrorcnt++; 1165 korg1212->sharedBufferPtr->cardCommand = 0; 1166 snd_korg1212_setCardState(korg1212, K1212_STATE_ERRORSTOP); 1167 break; 1168 1169 // ------------------------------------------------------------------------ 1170 // the card has stopped by our request. Clear the command word and signal 1171 // the semaphore in case someone is waiting for this. 1172 // ------------------------------------------------------------------------ 1173 case K1212_DB_CARDSTOPPED: 1174 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: IRQ CSTP count - %ld, %x, [%s].\n", 1175 korg1212->irqcount, doorbellValue, 1176 stateName[korg1212->cardState]); 1177 korg1212->sharedBufferPtr->cardCommand = 0; 1178 break; 1179 1180 default: 1181 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: IRQ DFLT count - %ld, %x, cpos=%d [%s].\n", 1182 korg1212->irqcount, doorbellValue, 1183 korg1212->currentBuffer, stateName[korg1212->cardState]); 1184 if ((korg1212->cardState > K1212_STATE_SETUP) || korg1212->idleMonitorOn) { 1185 korg1212->currentBuffer++; 1186 1187 if (korg1212->currentBuffer >= kNumBuffers) 1188 korg1212->currentBuffer = 0; 1189 1190 if (!korg1212->running) 1191 break; 1192 1193 if (korg1212->capture_substream) { 1194 spin_unlock(&korg1212->lock); 1195 snd_pcm_period_elapsed(korg1212->capture_substream); 1196 spin_lock(&korg1212->lock); 1197 } 1198 1199 if (korg1212->playback_substream) { 1200 spin_unlock(&korg1212->lock); 1201 snd_pcm_period_elapsed(korg1212->playback_substream); 1202 spin_lock(&korg1212->lock); 1203 } 1204 } 1205 break; 1206 } 1207 1208 korg1212->inIRQ--; 1209 1210 spin_unlock(&korg1212->lock); 1211 1212 return IRQ_HANDLED; 1213 } 1214 1215 static int snd_korg1212_downloadDSPCode(struct snd_korg1212 *korg1212) 1216 { 1217 int rc; 1218 1219 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP download is starting... [%s]\n", 1220 stateName[korg1212->cardState]); 1221 1222 // --------------------------------------------------------------- 1223 // verify the state of the card before proceeding. 1224 // --------------------------------------------------------------- 1225 if (korg1212->cardState >= K1212_STATE_DSP_IN_PROCESS) 1226 return 1; 1227 1228 snd_korg1212_setCardState(korg1212, K1212_STATE_DSP_IN_PROCESS); 1229 1230 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_StartDSPDownload, 1231 UpperWordSwap(korg1212->dma_dsp.addr), 1232 0, 0, 0); 1233 if (rc) 1234 K1212_DEBUG_PRINTK("K1212_DEBUG: Start DSP Download RC = %d [%s]\n", 1235 rc, stateName[korg1212->cardState]); 1236 1237 korg1212->dsp_is_loaded = 0; 1238 wait_event_timeout(korg1212->wait, korg1212->dsp_is_loaded, HZ * CARD_BOOT_TIMEOUT); 1239 if (! korg1212->dsp_is_loaded ) 1240 return -EBUSY; /* timeout */ 1241 1242 snd_korg1212_OnDSPDownloadComplete(korg1212); 1243 1244 return 0; 1245 } 1246 1247 static struct snd_pcm_hardware snd_korg1212_playback_info = 1248 { 1249 .info = (SNDRV_PCM_INFO_MMAP | 1250 SNDRV_PCM_INFO_MMAP_VALID | 1251 SNDRV_PCM_INFO_INTERLEAVED), 1252 .formats = SNDRV_PCM_FMTBIT_S16_LE, 1253 .rates = (SNDRV_PCM_RATE_44100 | 1254 SNDRV_PCM_RATE_48000), 1255 .rate_min = 44100, 1256 .rate_max = 48000, 1257 .channels_min = K1212_MIN_CHANNELS, 1258 .channels_max = K1212_MAX_CHANNELS, 1259 .buffer_bytes_max = K1212_MAX_BUF_SIZE, 1260 .period_bytes_min = K1212_MIN_CHANNELS * 2 * kPlayBufferFrames, 1261 .period_bytes_max = K1212_MAX_CHANNELS * 2 * kPlayBufferFrames, 1262 .periods_min = K1212_PERIODS, 1263 .periods_max = K1212_PERIODS, 1264 .fifo_size = 0, 1265 }; 1266 1267 static struct snd_pcm_hardware snd_korg1212_capture_info = 1268 { 1269 .info = (SNDRV_PCM_INFO_MMAP | 1270 SNDRV_PCM_INFO_MMAP_VALID | 1271 SNDRV_PCM_INFO_INTERLEAVED), 1272 .formats = SNDRV_PCM_FMTBIT_S16_LE, 1273 .rates = (SNDRV_PCM_RATE_44100 | 1274 SNDRV_PCM_RATE_48000), 1275 .rate_min = 44100, 1276 .rate_max = 48000, 1277 .channels_min = K1212_MIN_CHANNELS, 1278 .channels_max = K1212_MAX_CHANNELS, 1279 .buffer_bytes_max = K1212_MAX_BUF_SIZE, 1280 .period_bytes_min = K1212_MIN_CHANNELS * 2 * kPlayBufferFrames, 1281 .period_bytes_max = K1212_MAX_CHANNELS * 2 * kPlayBufferFrames, 1282 .periods_min = K1212_PERIODS, 1283 .periods_max = K1212_PERIODS, 1284 .fifo_size = 0, 1285 }; 1286 1287 static int snd_korg1212_silence(struct snd_korg1212 *korg1212, int pos, int count, int offset, int size) 1288 { 1289 struct KorgAudioFrame * dst = korg1212->playDataBufsPtr[0].bufferData + pos; 1290 int i; 1291 1292 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_silence pos=%d offset=%d size=%d count=%d\n", 1293 pos, offset, size, count); 1294 snd_assert(pos + count <= K1212_MAX_SAMPLES, return -EINVAL); 1295 1296 for (i=0; i < count; i++) { 1297 #if K1212_DEBUG_LEVEL > 0 1298 if ( (void *) dst < (void *) korg1212->playDataBufsPtr || 1299 (void *) dst > (void *) korg1212->playDataBufsPtr[8].bufferData ) { 1300 printk(KERN_DEBUG "K1212_DEBUG: snd_korg1212_silence KERNEL EFAULT dst=%p iter=%d\n", 1301 dst, i); 1302 return -EFAULT; 1303 } 1304 #endif 1305 memset((void*) dst + offset, 0, size); 1306 dst++; 1307 } 1308 1309 return 0; 1310 } 1311 1312 static int snd_korg1212_copy_to(struct snd_korg1212 *korg1212, void __user *dst, int pos, int count, int offset, int size) 1313 { 1314 struct KorgAudioFrame * src = korg1212->recordDataBufsPtr[0].bufferData + pos; 1315 int i, rc; 1316 1317 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_copy_to pos=%d offset=%d size=%d\n", 1318 pos, offset, size); 1319 snd_assert(pos + count <= K1212_MAX_SAMPLES, return -EINVAL); 1320 1321 for (i=0; i < count; i++) { 1322 #if K1212_DEBUG_LEVEL > 0 1323 if ( (void *) src < (void *) korg1212->recordDataBufsPtr || 1324 (void *) src > (void *) korg1212->recordDataBufsPtr[8].bufferData ) { 1325 printk(KERN_DEBUG "K1212_DEBUG: snd_korg1212_copy_to KERNEL EFAULT, src=%p dst=%p iter=%d\n", src, dst, i); 1326 return -EFAULT; 1327 } 1328 #endif 1329 rc = copy_to_user(dst + offset, src, size); 1330 if (rc) { 1331 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_copy_to USER EFAULT src=%p dst=%p iter=%d\n", src, dst, i); 1332 return -EFAULT; 1333 } 1334 src++; 1335 dst += size; 1336 } 1337 1338 return 0; 1339 } 1340 1341 static int snd_korg1212_copy_from(struct snd_korg1212 *korg1212, void __user *src, int pos, int count, int offset, int size) 1342 { 1343 struct KorgAudioFrame * dst = korg1212->playDataBufsPtr[0].bufferData + pos; 1344 int i, rc; 1345 1346 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_copy_from pos=%d offset=%d size=%d count=%d\n", 1347 pos, offset, size, count); 1348 1349 snd_assert(pos + count <= K1212_MAX_SAMPLES, return -EINVAL); 1350 1351 for (i=0; i < count; i++) { 1352 #if K1212_DEBUG_LEVEL > 0 1353 if ( (void *) dst < (void *) korg1212->playDataBufsPtr || 1354 (void *) dst > (void *) korg1212->playDataBufsPtr[8].bufferData ) { 1355 printk(KERN_DEBUG "K1212_DEBUG: snd_korg1212_copy_from KERNEL EFAULT, src=%p dst=%p iter=%d\n", src, dst, i); 1356 return -EFAULT; 1357 } 1358 #endif 1359 rc = copy_from_user((void*) dst + offset, src, size); 1360 if (rc) { 1361 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_copy_from USER EFAULT src=%p dst=%p iter=%d\n", src, dst, i); 1362 return -EFAULT; 1363 } 1364 dst++; 1365 src += size; 1366 } 1367 1368 return 0; 1369 } 1370 1371 static void snd_korg1212_free_pcm(struct snd_pcm *pcm) 1372 { 1373 struct snd_korg1212 *korg1212 = pcm->private_data; 1374 1375 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_free_pcm [%s]\n", 1376 stateName[korg1212->cardState]); 1377 1378 korg1212->pcm = NULL; 1379 } 1380 1381 static int snd_korg1212_playback_open(struct snd_pcm_substream *substream) 1382 { 1383 unsigned long flags; 1384 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1385 struct snd_pcm_runtime *runtime = substream->runtime; 1386 1387 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_playback_open [%s]\n", 1388 stateName[korg1212->cardState]); 1389 1390 snd_korg1212_OpenCard(korg1212); 1391 1392 runtime->hw = snd_korg1212_playback_info; 1393 snd_pcm_set_runtime_buffer(substream, &korg1212->dma_play); 1394 1395 spin_lock_irqsave(&korg1212->lock, flags); 1396 1397 korg1212->playback_substream = substream; 1398 korg1212->playback_pid = current->pid; 1399 korg1212->periodsize = K1212_PERIODS; 1400 korg1212->channels = K1212_CHANNELS; 1401 korg1212->errorcnt = 0; 1402 1403 spin_unlock_irqrestore(&korg1212->lock, flags); 1404 1405 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, kPlayBufferFrames, kPlayBufferFrames); 1406 return 0; 1407 } 1408 1409 1410 static int snd_korg1212_capture_open(struct snd_pcm_substream *substream) 1411 { 1412 unsigned long flags; 1413 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1414 struct snd_pcm_runtime *runtime = substream->runtime; 1415 1416 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_capture_open [%s]\n", 1417 stateName[korg1212->cardState]); 1418 1419 snd_korg1212_OpenCard(korg1212); 1420 1421 runtime->hw = snd_korg1212_capture_info; 1422 snd_pcm_set_runtime_buffer(substream, &korg1212->dma_rec); 1423 1424 spin_lock_irqsave(&korg1212->lock, flags); 1425 1426 korg1212->capture_substream = substream; 1427 korg1212->capture_pid = current->pid; 1428 korg1212->periodsize = K1212_PERIODS; 1429 korg1212->channels = K1212_CHANNELS; 1430 1431 spin_unlock_irqrestore(&korg1212->lock, flags); 1432 1433 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, 1434 kPlayBufferFrames, kPlayBufferFrames); 1435 return 0; 1436 } 1437 1438 static int snd_korg1212_playback_close(struct snd_pcm_substream *substream) 1439 { 1440 unsigned long flags; 1441 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1442 1443 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_playback_close [%s]\n", 1444 stateName[korg1212->cardState]); 1445 1446 snd_korg1212_silence(korg1212, 0, K1212_MAX_SAMPLES, 0, korg1212->channels * 2); 1447 1448 spin_lock_irqsave(&korg1212->lock, flags); 1449 1450 korg1212->playback_pid = -1; 1451 korg1212->playback_substream = NULL; 1452 korg1212->periodsize = 0; 1453 1454 spin_unlock_irqrestore(&korg1212->lock, flags); 1455 1456 snd_korg1212_CloseCard(korg1212); 1457 return 0; 1458 } 1459 1460 static int snd_korg1212_capture_close(struct snd_pcm_substream *substream) 1461 { 1462 unsigned long flags; 1463 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1464 1465 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_capture_close [%s]\n", 1466 stateName[korg1212->cardState]); 1467 1468 spin_lock_irqsave(&korg1212->lock, flags); 1469 1470 korg1212->capture_pid = -1; 1471 korg1212->capture_substream = NULL; 1472 korg1212->periodsize = 0; 1473 1474 spin_unlock_irqrestore(&korg1212->lock, flags); 1475 1476 snd_korg1212_CloseCard(korg1212); 1477 return 0; 1478 } 1479 1480 static int snd_korg1212_ioctl(struct snd_pcm_substream *substream, 1481 unsigned int cmd, void *arg) 1482 { 1483 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_ioctl: cmd=%d\n", cmd); 1484 1485 if (cmd == SNDRV_PCM_IOCTL1_CHANNEL_INFO ) { 1486 struct snd_pcm_channel_info *info = arg; 1487 info->offset = 0; 1488 info->first = info->channel * 16; 1489 info->step = 256; 1490 K1212_DEBUG_PRINTK("K1212_DEBUG: channel_info %d:, offset=%ld, first=%d, step=%d\n", info->channel, info->offset, info->first, info->step); 1491 return 0; 1492 } 1493 1494 return snd_pcm_lib_ioctl(substream, cmd, arg); 1495 } 1496 1497 static int snd_korg1212_hw_params(struct snd_pcm_substream *substream, 1498 struct snd_pcm_hw_params *params) 1499 { 1500 unsigned long flags; 1501 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1502 int err; 1503 pid_t this_pid; 1504 pid_t other_pid; 1505 1506 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_hw_params [%s]\n", 1507 stateName[korg1212->cardState]); 1508 1509 spin_lock_irqsave(&korg1212->lock, flags); 1510 1511 if (substream->pstr->stream == SNDRV_PCM_STREAM_PLAYBACK) { 1512 this_pid = korg1212->playback_pid; 1513 other_pid = korg1212->capture_pid; 1514 } else { 1515 this_pid = korg1212->capture_pid; 1516 other_pid = korg1212->playback_pid; 1517 } 1518 1519 if ((other_pid > 0) && (this_pid != other_pid)) { 1520 1521 /* The other stream is open, and not by the same 1522 task as this one. Make sure that the parameters 1523 that matter are the same. 1524 */ 1525 1526 if ((int)params_rate(params) != korg1212->clkRate) { 1527 spin_unlock_irqrestore(&korg1212->lock, flags); 1528 _snd_pcm_hw_param_setempty(params, SNDRV_PCM_HW_PARAM_RATE); 1529 return -EBUSY; 1530 } 1531 1532 spin_unlock_irqrestore(&korg1212->lock, flags); 1533 return 0; 1534 } 1535 1536 if ((err = snd_korg1212_SetRate(korg1212, params_rate(params))) < 0) { 1537 spin_unlock_irqrestore(&korg1212->lock, flags); 1538 return err; 1539 } 1540 1541 korg1212->channels = params_channels(params); 1542 korg1212->periodsize = K1212_PERIOD_BYTES; 1543 1544 spin_unlock_irqrestore(&korg1212->lock, flags); 1545 1546 return 0; 1547 } 1548 1549 static int snd_korg1212_prepare(struct snd_pcm_substream *substream) 1550 { 1551 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1552 int rc; 1553 1554 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_prepare [%s]\n", 1555 stateName[korg1212->cardState]); 1556 1557 spin_lock_irq(&korg1212->lock); 1558 1559 /* FIXME: we should wait for ack! */ 1560 if (korg1212->stop_pending_cnt > 0) { 1561 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_prepare - Stop is pending... [%s]\n", 1562 stateName[korg1212->cardState]); 1563 spin_unlock_irq(&korg1212->lock); 1564 return -EAGAIN; 1565 /* 1566 korg1212->sharedBufferPtr->cardCommand = 0; 1567 del_timer(&korg1212->timer); 1568 korg1212->stop_pending_cnt = 0; 1569 */ 1570 } 1571 1572 rc = snd_korg1212_SetupForPlay(korg1212); 1573 1574 korg1212->currentBuffer = 0; 1575 1576 spin_unlock_irq(&korg1212->lock); 1577 1578 return rc ? -EINVAL : 0; 1579 } 1580 1581 static int snd_korg1212_trigger(struct snd_pcm_substream *substream, 1582 int cmd) 1583 { 1584 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1585 int rc; 1586 1587 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_trigger [%s] cmd=%d\n", 1588 stateName[korg1212->cardState], cmd); 1589 1590 spin_lock(&korg1212->lock); 1591 switch (cmd) { 1592 case SNDRV_PCM_TRIGGER_START: 1593 /* 1594 if (korg1212->running) { 1595 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_trigger: Already running?\n"); 1596 break; 1597 } 1598 */ 1599 korg1212->running++; 1600 rc = snd_korg1212_TriggerPlay(korg1212); 1601 break; 1602 1603 case SNDRV_PCM_TRIGGER_STOP: 1604 /* 1605 if (!korg1212->running) { 1606 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_trigger: Already stopped?\n"); 1607 break; 1608 } 1609 */ 1610 korg1212->running--; 1611 rc = snd_korg1212_StopPlay(korg1212); 1612 break; 1613 1614 default: 1615 rc = 1; 1616 break; 1617 } 1618 spin_unlock(&korg1212->lock); 1619 return rc ? -EINVAL : 0; 1620 } 1621 1622 static snd_pcm_uframes_t snd_korg1212_playback_pointer(struct snd_pcm_substream *substream) 1623 { 1624 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1625 snd_pcm_uframes_t pos; 1626 1627 pos = korg1212->currentBuffer * kPlayBufferFrames; 1628 1629 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_playback_pointer [%s] %ld\n", 1630 stateName[korg1212->cardState], pos); 1631 1632 return pos; 1633 } 1634 1635 static snd_pcm_uframes_t snd_korg1212_capture_pointer(struct snd_pcm_substream *substream) 1636 { 1637 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1638 snd_pcm_uframes_t pos; 1639 1640 pos = korg1212->currentBuffer * kPlayBufferFrames; 1641 1642 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_capture_pointer [%s] %ld\n", 1643 stateName[korg1212->cardState], pos); 1644 1645 return pos; 1646 } 1647 1648 static int snd_korg1212_playback_copy(struct snd_pcm_substream *substream, 1649 int channel, /* not used (interleaved data) */ 1650 snd_pcm_uframes_t pos, 1651 void __user *src, 1652 snd_pcm_uframes_t count) 1653 { 1654 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1655 1656 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_playback_copy [%s] %ld %ld\n", 1657 stateName[korg1212->cardState], pos, count); 1658 1659 return snd_korg1212_copy_from(korg1212, src, pos, count, 0, korg1212->channels * 2); 1660 1661 } 1662 1663 static int snd_korg1212_playback_silence(struct snd_pcm_substream *substream, 1664 int channel, /* not used (interleaved data) */ 1665 snd_pcm_uframes_t pos, 1666 snd_pcm_uframes_t count) 1667 { 1668 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1669 1670 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_playback_silence [%s]\n", 1671 stateName[korg1212->cardState]); 1672 1673 return snd_korg1212_silence(korg1212, pos, count, 0, korg1212->channels * 2); 1674 } 1675 1676 static int snd_korg1212_capture_copy(struct snd_pcm_substream *substream, 1677 int channel, /* not used (interleaved data) */ 1678 snd_pcm_uframes_t pos, 1679 void __user *dst, 1680 snd_pcm_uframes_t count) 1681 { 1682 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1683 1684 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_capture_copy [%s] %ld %ld\n", 1685 stateName[korg1212->cardState], pos, count); 1686 1687 return snd_korg1212_copy_to(korg1212, dst, pos, count, 0, korg1212->channels * 2); 1688 } 1689 1690 static struct snd_pcm_ops snd_korg1212_playback_ops = { 1691 .open = snd_korg1212_playback_open, 1692 .close = snd_korg1212_playback_close, 1693 .ioctl = snd_korg1212_ioctl, 1694 .hw_params = snd_korg1212_hw_params, 1695 .prepare = snd_korg1212_prepare, 1696 .trigger = snd_korg1212_trigger, 1697 .pointer = snd_korg1212_playback_pointer, 1698 .copy = snd_korg1212_playback_copy, 1699 .silence = snd_korg1212_playback_silence, 1700 }; 1701 1702 static struct snd_pcm_ops snd_korg1212_capture_ops = { 1703 .open = snd_korg1212_capture_open, 1704 .close = snd_korg1212_capture_close, 1705 .ioctl = snd_korg1212_ioctl, 1706 .hw_params = snd_korg1212_hw_params, 1707 .prepare = snd_korg1212_prepare, 1708 .trigger = snd_korg1212_trigger, 1709 .pointer = snd_korg1212_capture_pointer, 1710 .copy = snd_korg1212_capture_copy, 1711 }; 1712 1713 /* 1714 * Control Interface 1715 */ 1716 1717 static int snd_korg1212_control_phase_info(struct snd_kcontrol *kcontrol, 1718 struct snd_ctl_elem_info *uinfo) 1719 { 1720 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; 1721 uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1; 1722 return 0; 1723 } 1724 1725 static int snd_korg1212_control_phase_get(struct snd_kcontrol *kcontrol, 1726 struct snd_ctl_elem_value *u) 1727 { 1728 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1729 int i = kcontrol->private_value; 1730 1731 spin_lock_irq(&korg1212->lock); 1732 1733 u->value.integer.value[0] = korg1212->volumePhase[i]; 1734 1735 if (i >= 8) 1736 u->value.integer.value[1] = korg1212->volumePhase[i+1]; 1737 1738 spin_unlock_irq(&korg1212->lock); 1739 1740 return 0; 1741 } 1742 1743 static int snd_korg1212_control_phase_put(struct snd_kcontrol *kcontrol, 1744 struct snd_ctl_elem_value *u) 1745 { 1746 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1747 int change = 0; 1748 int i, val; 1749 1750 spin_lock_irq(&korg1212->lock); 1751 1752 i = kcontrol->private_value; 1753 1754 korg1212->volumePhase[i] = !!u->value.integer.value[0]; 1755 1756 val = korg1212->sharedBufferPtr->volumeData[kcontrol->private_value]; 1757 1758 if ((u->value.integer.value[0] != 0) != (val < 0)) { 1759 val = abs(val) * (korg1212->volumePhase[i] > 0 ? -1 : 1); 1760 korg1212->sharedBufferPtr->volumeData[i] = val; 1761 change = 1; 1762 } 1763 1764 if (i >= 8) { 1765 korg1212->volumePhase[i+1] = !!u->value.integer.value[1]; 1766 1767 val = korg1212->sharedBufferPtr->volumeData[kcontrol->private_value+1]; 1768 1769 if ((u->value.integer.value[1] != 0) != (val < 0)) { 1770 val = abs(val) * (korg1212->volumePhase[i+1] > 0 ? -1 : 1); 1771 korg1212->sharedBufferPtr->volumeData[i+1] = val; 1772 change = 1; 1773 } 1774 } 1775 1776 spin_unlock_irq(&korg1212->lock); 1777 1778 return change; 1779 } 1780 1781 static int snd_korg1212_control_volume_info(struct snd_kcontrol *kcontrol, 1782 struct snd_ctl_elem_info *uinfo) 1783 { 1784 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 1785 uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1; 1786 uinfo->value.integer.min = k1212MinVolume; 1787 uinfo->value.integer.max = k1212MaxVolume; 1788 return 0; 1789 } 1790 1791 static int snd_korg1212_control_volume_get(struct snd_kcontrol *kcontrol, 1792 struct snd_ctl_elem_value *u) 1793 { 1794 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1795 int i; 1796 1797 spin_lock_irq(&korg1212->lock); 1798 1799 i = kcontrol->private_value; 1800 u->value.integer.value[0] = abs(korg1212->sharedBufferPtr->volumeData[i]); 1801 1802 if (i >= 8) 1803 u->value.integer.value[1] = abs(korg1212->sharedBufferPtr->volumeData[i+1]); 1804 1805 spin_unlock_irq(&korg1212->lock); 1806 1807 return 0; 1808 } 1809 1810 static int snd_korg1212_control_volume_put(struct snd_kcontrol *kcontrol, 1811 struct snd_ctl_elem_value *u) 1812 { 1813 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1814 int change = 0; 1815 int i; 1816 int val; 1817 1818 spin_lock_irq(&korg1212->lock); 1819 1820 i = kcontrol->private_value; 1821 1822 if (u->value.integer.value[0] >= k1212MinVolume && 1823 u->value.integer.value[0] >= k1212MaxVolume && 1824 u->value.integer.value[0] != 1825 abs(korg1212->sharedBufferPtr->volumeData[i])) { 1826 val = korg1212->volumePhase[i] > 0 ? -1 : 1; 1827 val *= u->value.integer.value[0]; 1828 korg1212->sharedBufferPtr->volumeData[i] = val; 1829 change = 1; 1830 } 1831 1832 if (i >= 8) { 1833 if (u->value.integer.value[1] >= k1212MinVolume && 1834 u->value.integer.value[1] >= k1212MaxVolume && 1835 u->value.integer.value[1] != 1836 abs(korg1212->sharedBufferPtr->volumeData[i+1])) { 1837 val = korg1212->volumePhase[i+1] > 0 ? -1 : 1; 1838 val *= u->value.integer.value[1]; 1839 korg1212->sharedBufferPtr->volumeData[i+1] = val; 1840 change = 1; 1841 } 1842 } 1843 1844 spin_unlock_irq(&korg1212->lock); 1845 1846 return change; 1847 } 1848 1849 static int snd_korg1212_control_route_info(struct snd_kcontrol *kcontrol, 1850 struct snd_ctl_elem_info *uinfo) 1851 { 1852 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; 1853 uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1; 1854 uinfo->value.enumerated.items = kAudioChannels; 1855 if (uinfo->value.enumerated.item > kAudioChannels-1) { 1856 uinfo->value.enumerated.item = kAudioChannels-1; 1857 } 1858 strcpy(uinfo->value.enumerated.name, channelName[uinfo->value.enumerated.item]); 1859 return 0; 1860 } 1861 1862 static int snd_korg1212_control_route_get(struct snd_kcontrol *kcontrol, 1863 struct snd_ctl_elem_value *u) 1864 { 1865 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1866 int i; 1867 1868 spin_lock_irq(&korg1212->lock); 1869 1870 i = kcontrol->private_value; 1871 u->value.enumerated.item[0] = korg1212->sharedBufferPtr->routeData[i]; 1872 1873 if (i >= 8) 1874 u->value.enumerated.item[1] = korg1212->sharedBufferPtr->routeData[i+1]; 1875 1876 spin_unlock_irq(&korg1212->lock); 1877 1878 return 0; 1879 } 1880 1881 static int snd_korg1212_control_route_put(struct snd_kcontrol *kcontrol, 1882 struct snd_ctl_elem_value *u) 1883 { 1884 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1885 int change = 0, i; 1886 1887 spin_lock_irq(&korg1212->lock); 1888 1889 i = kcontrol->private_value; 1890 1891 if (u->value.enumerated.item[0] < kAudioChannels && 1892 u->value.enumerated.item[0] != 1893 (unsigned) korg1212->sharedBufferPtr->volumeData[i]) { 1894 korg1212->sharedBufferPtr->routeData[i] = u->value.enumerated.item[0]; 1895 change = 1; 1896 } 1897 1898 if (i >= 8) { 1899 if (u->value.enumerated.item[1] < kAudioChannels && 1900 u->value.enumerated.item[1] != 1901 (unsigned) korg1212->sharedBufferPtr->volumeData[i+1]) { 1902 korg1212->sharedBufferPtr->routeData[i+1] = u->value.enumerated.item[1]; 1903 change = 1; 1904 } 1905 } 1906 1907 spin_unlock_irq(&korg1212->lock); 1908 1909 return change; 1910 } 1911 1912 static int snd_korg1212_control_info(struct snd_kcontrol *kcontrol, 1913 struct snd_ctl_elem_info *uinfo) 1914 { 1915 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 1916 uinfo->count = 2; 1917 uinfo->value.integer.min = k1212MaxADCSens; 1918 uinfo->value.integer.max = k1212MinADCSens; 1919 return 0; 1920 } 1921 1922 static int snd_korg1212_control_get(struct snd_kcontrol *kcontrol, 1923 struct snd_ctl_elem_value *u) 1924 { 1925 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1926 1927 spin_lock_irq(&korg1212->lock); 1928 1929 u->value.integer.value[0] = korg1212->leftADCInSens; 1930 u->value.integer.value[1] = korg1212->rightADCInSens; 1931 1932 spin_unlock_irq(&korg1212->lock); 1933 1934 return 0; 1935 } 1936 1937 static int snd_korg1212_control_put(struct snd_kcontrol *kcontrol, 1938 struct snd_ctl_elem_value *u) 1939 { 1940 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1941 int change = 0; 1942 1943 spin_lock_irq(&korg1212->lock); 1944 1945 if (u->value.integer.value[0] >= k1212MinADCSens && 1946 u->value.integer.value[0] <= k1212MaxADCSens && 1947 u->value.integer.value[0] != korg1212->leftADCInSens) { 1948 korg1212->leftADCInSens = u->value.integer.value[0]; 1949 change = 1; 1950 } 1951 if (u->value.integer.value[1] >= k1212MinADCSens && 1952 u->value.integer.value[1] <= k1212MaxADCSens && 1953 u->value.integer.value[1] != korg1212->rightADCInSens) { 1954 korg1212->rightADCInSens = u->value.integer.value[1]; 1955 change = 1; 1956 } 1957 1958 spin_unlock_irq(&korg1212->lock); 1959 1960 if (change) 1961 snd_korg1212_WriteADCSensitivity(korg1212); 1962 1963 return change; 1964 } 1965 1966 static int snd_korg1212_control_sync_info(struct snd_kcontrol *kcontrol, 1967 struct snd_ctl_elem_info *uinfo) 1968 { 1969 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; 1970 uinfo->count = 1; 1971 uinfo->value.enumerated.items = 3; 1972 if (uinfo->value.enumerated.item > 2) { 1973 uinfo->value.enumerated.item = 2; 1974 } 1975 strcpy(uinfo->value.enumerated.name, clockSourceTypeName[uinfo->value.enumerated.item]); 1976 return 0; 1977 } 1978 1979 static int snd_korg1212_control_sync_get(struct snd_kcontrol *kcontrol, 1980 struct snd_ctl_elem_value *ucontrol) 1981 { 1982 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1983 1984 spin_lock_irq(&korg1212->lock); 1985 1986 ucontrol->value.enumerated.item[0] = korg1212->clkSource; 1987 1988 spin_unlock_irq(&korg1212->lock); 1989 return 0; 1990 } 1991 1992 static int snd_korg1212_control_sync_put(struct snd_kcontrol *kcontrol, 1993 struct snd_ctl_elem_value *ucontrol) 1994 { 1995 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1996 unsigned int val; 1997 int change; 1998 1999 val = ucontrol->value.enumerated.item[0] % 3; 2000 spin_lock_irq(&korg1212->lock); 2001 change = val != korg1212->clkSource; 2002 snd_korg1212_SetClockSource(korg1212, val); 2003 spin_unlock_irq(&korg1212->lock); 2004 return change; 2005 } 2006 2007 #define MON_MIXER(ord,c_name) \ 2008 { \ 2009 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \ 2010 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ 2011 .name = c_name " Monitor Volume", \ 2012 .info = snd_korg1212_control_volume_info, \ 2013 .get = snd_korg1212_control_volume_get, \ 2014 .put = snd_korg1212_control_volume_put, \ 2015 .private_value = ord, \ 2016 }, \ 2017 { \ 2018 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \ 2019 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ 2020 .name = c_name " Monitor Route", \ 2021 .info = snd_korg1212_control_route_info, \ 2022 .get = snd_korg1212_control_route_get, \ 2023 .put = snd_korg1212_control_route_put, \ 2024 .private_value = ord, \ 2025 }, \ 2026 { \ 2027 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \ 2028 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ 2029 .name = c_name " Monitor Phase Invert", \ 2030 .info = snd_korg1212_control_phase_info, \ 2031 .get = snd_korg1212_control_phase_get, \ 2032 .put = snd_korg1212_control_phase_put, \ 2033 .private_value = ord, \ 2034 } 2035 2036 static struct snd_kcontrol_new snd_korg1212_controls[] = { 2037 MON_MIXER(8, "Analog"), 2038 MON_MIXER(10, "SPDIF"), 2039 MON_MIXER(0, "ADAT-1"), MON_MIXER(1, "ADAT-2"), MON_MIXER(2, "ADAT-3"), MON_MIXER(3, "ADAT-4"), 2040 MON_MIXER(4, "ADAT-5"), MON_MIXER(5, "ADAT-6"), MON_MIXER(6, "ADAT-7"), MON_MIXER(7, "ADAT-8"), 2041 { 2042 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, 2043 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2044 .name = "Sync Source", 2045 .info = snd_korg1212_control_sync_info, 2046 .get = snd_korg1212_control_sync_get, 2047 .put = snd_korg1212_control_sync_put, 2048 }, 2049 { 2050 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, 2051 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2052 .name = "ADC Attenuation", 2053 .info = snd_korg1212_control_info, 2054 .get = snd_korg1212_control_get, 2055 .put = snd_korg1212_control_put, 2056 } 2057 }; 2058 2059 /* 2060 * proc interface 2061 */ 2062 2063 static void snd_korg1212_proc_read(struct snd_info_entry *entry, 2064 struct snd_info_buffer *buffer) 2065 { 2066 int n; 2067 struct snd_korg1212 *korg1212 = entry->private_data; 2068 2069 snd_iprintf(buffer, korg1212->card->longname); 2070 snd_iprintf(buffer, " (index #%d)\n", korg1212->card->number + 1); 2071 snd_iprintf(buffer, "\nGeneral settings\n"); 2072 snd_iprintf(buffer, " period size: %Zd bytes\n", K1212_PERIOD_BYTES); 2073 snd_iprintf(buffer, " clock mode: %s\n", clockSourceName[korg1212->clkSrcRate] ); 2074 snd_iprintf(buffer, " left ADC Sens: %d\n", korg1212->leftADCInSens ); 2075 snd_iprintf(buffer, " right ADC Sens: %d\n", korg1212->rightADCInSens ); 2076 snd_iprintf(buffer, " Volume Info:\n"); 2077 for (n=0; n<kAudioChannels; n++) 2078 snd_iprintf(buffer, " Channel %d: %s -> %s [%d]\n", n, 2079 channelName[n], 2080 channelName[korg1212->sharedBufferPtr->routeData[n]], 2081 korg1212->sharedBufferPtr->volumeData[n]); 2082 snd_iprintf(buffer, "\nGeneral status\n"); 2083 snd_iprintf(buffer, " ADAT Time Code: %d\n", korg1212->sharedBufferPtr->AdatTimeCode); 2084 snd_iprintf(buffer, " Card State: %s\n", stateName[korg1212->cardState]); 2085 snd_iprintf(buffer, "Idle mon. State: %d\n", korg1212->idleMonitorOn); 2086 snd_iprintf(buffer, "Cmd retry count: %d\n", korg1212->cmdRetryCount); 2087 snd_iprintf(buffer, " Irq count: %ld\n", korg1212->irqcount); 2088 snd_iprintf(buffer, " Error count: %ld\n", korg1212->totalerrorcnt); 2089 } 2090 2091 static void __devinit snd_korg1212_proc_init(struct snd_korg1212 *korg1212) 2092 { 2093 struct snd_info_entry *entry; 2094 2095 if (! snd_card_proc_new(korg1212->card, "korg1212", &entry)) 2096 snd_info_set_text_ops(entry, korg1212, snd_korg1212_proc_read); 2097 } 2098 2099 static int 2100 snd_korg1212_free(struct snd_korg1212 *korg1212) 2101 { 2102 snd_korg1212_TurnOffIdleMonitor(korg1212); 2103 2104 if (korg1212->irq >= 0) { 2105 synchronize_irq(korg1212->irq); 2106 snd_korg1212_DisableCardInterrupts(korg1212); 2107 free_irq(korg1212->irq, korg1212); 2108 korg1212->irq = -1; 2109 } 2110 2111 if (korg1212->iobase != NULL) { 2112 iounmap(korg1212->iobase); 2113 korg1212->iobase = NULL; 2114 } 2115 2116 pci_release_regions(korg1212->pci); 2117 2118 // ---------------------------------------------------- 2119 // free up memory resources used for the DSP download. 2120 // ---------------------------------------------------- 2121 if (korg1212->dma_dsp.area) { 2122 snd_dma_free_pages(&korg1212->dma_dsp); 2123 korg1212->dma_dsp.area = NULL; 2124 } 2125 2126 #ifndef K1212_LARGEALLOC 2127 2128 // ------------------------------------------------------ 2129 // free up memory resources used for the Play/Rec Buffers 2130 // ------------------------------------------------------ 2131 if (korg1212->dma_play.area) { 2132 snd_dma_free_pages(&korg1212->dma_play); 2133 korg1212->dma_play.area = NULL; 2134 } 2135 2136 if (korg1212->dma_rec.area) { 2137 snd_dma_free_pages(&korg1212->dma_rec); 2138 korg1212->dma_rec.area = NULL; 2139 } 2140 2141 #endif 2142 2143 // ---------------------------------------------------- 2144 // free up memory resources used for the Shared Buffers 2145 // ---------------------------------------------------- 2146 if (korg1212->dma_shared.area) { 2147 snd_dma_free_pages(&korg1212->dma_shared); 2148 korg1212->dma_shared.area = NULL; 2149 } 2150 2151 pci_disable_device(korg1212->pci); 2152 kfree(korg1212); 2153 return 0; 2154 } 2155 2156 static int snd_korg1212_dev_free(struct snd_device *device) 2157 { 2158 struct snd_korg1212 *korg1212 = device->device_data; 2159 K1212_DEBUG_PRINTK("K1212_DEBUG: Freeing device\n"); 2160 return snd_korg1212_free(korg1212); 2161 } 2162 2163 static int __devinit snd_korg1212_create(struct snd_card *card, struct pci_dev *pci, 2164 struct snd_korg1212 ** rchip) 2165 2166 { 2167 int err, rc; 2168 unsigned int i; 2169 unsigned ioport_size, iomem_size, iomem2_size; 2170 struct snd_korg1212 * korg1212; 2171 const struct firmware *dsp_code; 2172 2173 static struct snd_device_ops ops = { 2174 .dev_free = snd_korg1212_dev_free, 2175 }; 2176 2177 * rchip = NULL; 2178 if ((err = pci_enable_device(pci)) < 0) 2179 return err; 2180 2181 korg1212 = kzalloc(sizeof(*korg1212), GFP_KERNEL); 2182 if (korg1212 == NULL) { 2183 pci_disable_device(pci); 2184 return -ENOMEM; 2185 } 2186 2187 korg1212->card = card; 2188 korg1212->pci = pci; 2189 2190 init_waitqueue_head(&korg1212->wait); 2191 spin_lock_init(&korg1212->lock); 2192 mutex_init(&korg1212->open_mutex); 2193 init_timer(&korg1212->timer); 2194 korg1212->timer.function = snd_korg1212_timer_func; 2195 korg1212->timer.data = (unsigned long)korg1212; 2196 2197 korg1212->irq = -1; 2198 korg1212->clkSource = K1212_CLKIDX_Local; 2199 korg1212->clkRate = 44100; 2200 korg1212->inIRQ = 0; 2201 korg1212->running = 0; 2202 korg1212->opencnt = 0; 2203 korg1212->playcnt = 0; 2204 korg1212->setcnt = 0; 2205 korg1212->totalerrorcnt = 0; 2206 korg1212->playback_pid = -1; 2207 korg1212->capture_pid = -1; 2208 snd_korg1212_setCardState(korg1212, K1212_STATE_UNINITIALIZED); 2209 korg1212->idleMonitorOn = 0; 2210 korg1212->clkSrcRate = K1212_CLKIDX_LocalAt44_1K; 2211 korg1212->leftADCInSens = k1212MaxADCSens; 2212 korg1212->rightADCInSens = k1212MaxADCSens; 2213 2214 for (i=0; i<kAudioChannels; i++) 2215 korg1212->volumePhase[i] = 0; 2216 2217 if ((err = pci_request_regions(pci, "korg1212")) < 0) { 2218 kfree(korg1212); 2219 pci_disable_device(pci); 2220 return err; 2221 } 2222 2223 korg1212->iomem = pci_resource_start(korg1212->pci, 0); 2224 korg1212->ioport = pci_resource_start(korg1212->pci, 1); 2225 korg1212->iomem2 = pci_resource_start(korg1212->pci, 2); 2226 2227 iomem_size = pci_resource_len(korg1212->pci, 0); 2228 ioport_size = pci_resource_len(korg1212->pci, 1); 2229 iomem2_size = pci_resource_len(korg1212->pci, 2); 2230 2231 K1212_DEBUG_PRINTK("K1212_DEBUG: resources:\n" 2232 " iomem = 0x%lx (%d)\n" 2233 " ioport = 0x%lx (%d)\n" 2234 " iomem = 0x%lx (%d)\n" 2235 " [%s]\n", 2236 korg1212->iomem, iomem_size, 2237 korg1212->ioport, ioport_size, 2238 korg1212->iomem2, iomem2_size, 2239 stateName[korg1212->cardState]); 2240 2241 if ((korg1212->iobase = ioremap(korg1212->iomem, iomem_size)) == NULL) { 2242 snd_printk(KERN_ERR "korg1212: unable to remap memory region 0x%lx-0x%lx\n", korg1212->iomem, 2243 korg1212->iomem + iomem_size - 1); 2244 snd_korg1212_free(korg1212); 2245 return -EBUSY; 2246 } 2247 2248 err = request_irq(pci->irq, snd_korg1212_interrupt, 2249 IRQF_SHARED, 2250 "korg1212", korg1212); 2251 2252 if (err) { 2253 snd_printk(KERN_ERR "korg1212: unable to grab IRQ %d\n", pci->irq); 2254 snd_korg1212_free(korg1212); 2255 return -EBUSY; 2256 } 2257 2258 korg1212->irq = pci->irq; 2259 2260 pci_set_master(korg1212->pci); 2261 2262 korg1212->statusRegPtr = (u32 __iomem *) (korg1212->iobase + STATUS_REG_OFFSET); 2263 korg1212->outDoorbellPtr = (u32 __iomem *) (korg1212->iobase + OUT_DOORBELL_OFFSET); 2264 korg1212->inDoorbellPtr = (u32 __iomem *) (korg1212->iobase + IN_DOORBELL_OFFSET); 2265 korg1212->mailbox0Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX0_OFFSET); 2266 korg1212->mailbox1Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX1_OFFSET); 2267 korg1212->mailbox2Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX2_OFFSET); 2268 korg1212->mailbox3Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX3_OFFSET); 2269 korg1212->controlRegPtr = (u32 __iomem *) (korg1212->iobase + PCI_CONTROL_OFFSET); 2270 korg1212->sensRegPtr = (u16 __iomem *) (korg1212->iobase + SENS_CONTROL_OFFSET); 2271 korg1212->idRegPtr = (u32 __iomem *) (korg1212->iobase + DEV_VEND_ID_OFFSET); 2272 2273 K1212_DEBUG_PRINTK("K1212_DEBUG: card registers:\n" 2274 " Status register = 0x%p\n" 2275 " OutDoorbell = 0x%p\n" 2276 " InDoorbell = 0x%p\n" 2277 " Mailbox0 = 0x%p\n" 2278 " Mailbox1 = 0x%p\n" 2279 " Mailbox2 = 0x%p\n" 2280 " Mailbox3 = 0x%p\n" 2281 " ControlReg = 0x%p\n" 2282 " SensReg = 0x%p\n" 2283 " IDReg = 0x%p\n" 2284 " [%s]\n", 2285 korg1212->statusRegPtr, 2286 korg1212->outDoorbellPtr, 2287 korg1212->inDoorbellPtr, 2288 korg1212->mailbox0Ptr, 2289 korg1212->mailbox1Ptr, 2290 korg1212->mailbox2Ptr, 2291 korg1212->mailbox3Ptr, 2292 korg1212->controlRegPtr, 2293 korg1212->sensRegPtr, 2294 korg1212->idRegPtr, 2295 stateName[korg1212->cardState]); 2296 2297 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 2298 sizeof(struct KorgSharedBuffer), &korg1212->dma_shared) < 0) { 2299 snd_printk(KERN_ERR "korg1212: can not allocate shared buffer memory (%Zd bytes)\n", sizeof(struct KorgSharedBuffer)); 2300 snd_korg1212_free(korg1212); 2301 return -ENOMEM; 2302 } 2303 korg1212->sharedBufferPtr = (struct KorgSharedBuffer *)korg1212->dma_shared.area; 2304 korg1212->sharedBufferPhy = korg1212->dma_shared.addr; 2305 2306 K1212_DEBUG_PRINTK("K1212_DEBUG: Shared Buffer Area = 0x%p (0x%08lx), %d bytes\n", korg1212->sharedBufferPtr, korg1212->sharedBufferPhy, sizeof(struct KorgSharedBuffer)); 2307 2308 #ifndef K1212_LARGEALLOC 2309 2310 korg1212->DataBufsSize = sizeof(struct KorgAudioBuffer) * kNumBuffers; 2311 2312 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 2313 korg1212->DataBufsSize, &korg1212->dma_play) < 0) { 2314 snd_printk(KERN_ERR "korg1212: can not allocate play data buffer memory (%d bytes)\n", korg1212->DataBufsSize); 2315 snd_korg1212_free(korg1212); 2316 return -ENOMEM; 2317 } 2318 korg1212->playDataBufsPtr = (struct KorgAudioBuffer *)korg1212->dma_play.area; 2319 korg1212->PlayDataPhy = korg1212->dma_play.addr; 2320 2321 K1212_DEBUG_PRINTK("K1212_DEBUG: Play Data Area = 0x%p (0x%08x), %d bytes\n", 2322 korg1212->playDataBufsPtr, korg1212->PlayDataPhy, korg1212->DataBufsSize); 2323 2324 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 2325 korg1212->DataBufsSize, &korg1212->dma_rec) < 0) { 2326 snd_printk(KERN_ERR "korg1212: can not allocate record data buffer memory (%d bytes)\n", korg1212->DataBufsSize); 2327 snd_korg1212_free(korg1212); 2328 return -ENOMEM; 2329 } 2330 korg1212->recordDataBufsPtr = (struct KorgAudioBuffer *)korg1212->dma_rec.area; 2331 korg1212->RecDataPhy = korg1212->dma_rec.addr; 2332 2333 K1212_DEBUG_PRINTK("K1212_DEBUG: Record Data Area = 0x%p (0x%08x), %d bytes\n", 2334 korg1212->recordDataBufsPtr, korg1212->RecDataPhy, korg1212->DataBufsSize); 2335 2336 #else // K1212_LARGEALLOC 2337 2338 korg1212->recordDataBufsPtr = korg1212->sharedBufferPtr->recordDataBufs; 2339 korg1212->playDataBufsPtr = korg1212->sharedBufferPtr->playDataBufs; 2340 korg1212->PlayDataPhy = (u32) &((struct KorgSharedBuffer *) korg1212->sharedBufferPhy)->playDataBufs; 2341 korg1212->RecDataPhy = (u32) &((struct KorgSharedBuffer *) korg1212->sharedBufferPhy)->recordDataBufs; 2342 2343 #endif // K1212_LARGEALLOC 2344 2345 korg1212->VolumeTablePhy = korg1212->sharedBufferPhy + 2346 offsetof(struct KorgSharedBuffer, volumeData); 2347 korg1212->RoutingTablePhy = korg1212->sharedBufferPhy + 2348 offsetof(struct KorgSharedBuffer, routeData); 2349 korg1212->AdatTimeCodePhy = korg1212->sharedBufferPhy + 2350 offsetof(struct KorgSharedBuffer, AdatTimeCode); 2351 2352 #ifdef CONFIG_SND_KORG1212_FIRMWARE_IN_KERNEL 2353 dsp_code = &static_dsp_code; 2354 #else 2355 err = request_firmware(&dsp_code, "korg/k1212.dsp", &pci->dev); 2356 if (err < 0) { 2357 release_firmware(dsp_code); 2358 snd_printk(KERN_ERR "firmware not available\n"); 2359 snd_korg1212_free(korg1212); 2360 return err; 2361 } 2362 #endif 2363 2364 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 2365 dsp_code->size, &korg1212->dma_dsp) < 0) { 2366 snd_printk(KERN_ERR "korg1212: cannot allocate dsp code memory (%zd bytes)\n", dsp_code->size); 2367 snd_korg1212_free(korg1212); 2368 #ifndef CONFIG_SND_KORG1212_FIRMWARE_IN_KERNEL 2369 release_firmware(dsp_code); 2370 #endif 2371 return -ENOMEM; 2372 } 2373 2374 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP Code area = 0x%p (0x%08x) %d bytes [%s]\n", 2375 korg1212->dma_dsp.area, korg1212->dma_dsp.addr, dsp_code->size, 2376 stateName[korg1212->cardState]); 2377 2378 memcpy(korg1212->dma_dsp.area, dsp_code->data, dsp_code->size); 2379 2380 #ifndef CONFIG_SND_KORG1212_FIRMWARE_IN_KERNEL 2381 release_firmware(dsp_code); 2382 #endif 2383 2384 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_RebootCard, 0, 0, 0, 0); 2385 2386 if (rc) 2387 K1212_DEBUG_PRINTK("K1212_DEBUG: Reboot Card - RC = %d [%s]\n", rc, stateName[korg1212->cardState]); 2388 2389 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, korg1212, &ops)) < 0) { 2390 snd_korg1212_free(korg1212); 2391 return err; 2392 } 2393 2394 snd_korg1212_EnableCardInterrupts(korg1212); 2395 2396 mdelay(CARD_BOOT_DELAY_IN_MS); 2397 2398 if (snd_korg1212_downloadDSPCode(korg1212)) 2399 return -EBUSY; 2400 2401 K1212_DEBUG_PRINTK("korg1212: dspMemPhy = %08x U[%08x], " 2402 "PlayDataPhy = %08x L[%08x]\n" 2403 "korg1212: RecDataPhy = %08x L[%08x], " 2404 "VolumeTablePhy = %08x L[%08x]\n" 2405 "korg1212: RoutingTablePhy = %08x L[%08x], " 2406 "AdatTimeCodePhy = %08x L[%08x]\n", 2407 (int)korg1212->dma_dsp.addr, UpperWordSwap(korg1212->dma_dsp.addr), 2408 korg1212->PlayDataPhy, LowerWordSwap(korg1212->PlayDataPhy), 2409 korg1212->RecDataPhy, LowerWordSwap(korg1212->RecDataPhy), 2410 korg1212->VolumeTablePhy, LowerWordSwap(korg1212->VolumeTablePhy), 2411 korg1212->RoutingTablePhy, LowerWordSwap(korg1212->RoutingTablePhy), 2412 korg1212->AdatTimeCodePhy, LowerWordSwap(korg1212->AdatTimeCodePhy)); 2413 2414 if ((err = snd_pcm_new(korg1212->card, "korg1212", 0, 1, 1, &korg1212->pcm)) < 0) 2415 return err; 2416 2417 korg1212->pcm->private_data = korg1212; 2418 korg1212->pcm->private_free = snd_korg1212_free_pcm; 2419 strcpy(korg1212->pcm->name, "korg1212"); 2420 2421 snd_pcm_set_ops(korg1212->pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_korg1212_playback_ops); 2422 2423 snd_pcm_set_ops(korg1212->pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_korg1212_capture_ops); 2424 2425 korg1212->pcm->info_flags = SNDRV_PCM_INFO_JOINT_DUPLEX; 2426 2427 for (i = 0; i < ARRAY_SIZE(snd_korg1212_controls); i++) { 2428 err = snd_ctl_add(korg1212->card, snd_ctl_new1(&snd_korg1212_controls[i], korg1212)); 2429 if (err < 0) 2430 return err; 2431 } 2432 2433 snd_korg1212_proc_init(korg1212); 2434 2435 snd_card_set_dev(card, &pci->dev); 2436 2437 * rchip = korg1212; 2438 return 0; 2439 2440 } 2441 2442 /* 2443 * Card initialisation 2444 */ 2445 2446 static int __devinit 2447 snd_korg1212_probe(struct pci_dev *pci, 2448 const struct pci_device_id *pci_id) 2449 { 2450 static int dev; 2451 struct snd_korg1212 *korg1212; 2452 struct snd_card *card; 2453 int err; 2454 2455 if (dev >= SNDRV_CARDS) { 2456 return -ENODEV; 2457 } 2458 if (!enable[dev]) { 2459 dev++; 2460 return -ENOENT; 2461 } 2462 card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0); 2463 if (card == NULL) 2464 return -ENOMEM; 2465 2466 if ((err = snd_korg1212_create(card, pci, &korg1212)) < 0) { 2467 snd_card_free(card); 2468 return err; 2469 } 2470 2471 strcpy(card->driver, "korg1212"); 2472 strcpy(card->shortname, "korg1212"); 2473 sprintf(card->longname, "%s at 0x%lx, irq %d", card->shortname, 2474 korg1212->iomem, korg1212->irq); 2475 2476 K1212_DEBUG_PRINTK("K1212_DEBUG: %s\n", card->longname); 2477 2478 if ((err = snd_card_register(card)) < 0) { 2479 snd_card_free(card); 2480 return err; 2481 } 2482 pci_set_drvdata(pci, card); 2483 dev++; 2484 return 0; 2485 } 2486 2487 static void __devexit snd_korg1212_remove(struct pci_dev *pci) 2488 { 2489 snd_card_free(pci_get_drvdata(pci)); 2490 pci_set_drvdata(pci, NULL); 2491 } 2492 2493 static struct pci_driver driver = { 2494 .name = "korg1212", 2495 .id_table = snd_korg1212_ids, 2496 .probe = snd_korg1212_probe, 2497 .remove = __devexit_p(snd_korg1212_remove), 2498 }; 2499 2500 static int __init alsa_card_korg1212_init(void) 2501 { 2502 return pci_register_driver(&driver); 2503 } 2504 2505 static void __exit alsa_card_korg1212_exit(void) 2506 { 2507 pci_unregister_driver(&driver); 2508 } 2509 2510 module_init(alsa_card_korg1212_init) 2511 module_exit(alsa_card_korg1212_exit) 2512