korg1212.c (84893B)
1// SPDX-License-Identifier: GPL-2.0-or-later 2/* 3 * Driver for the Korg 1212 IO PCI card 4 * 5 * Copyright (c) 2001 Haroldo Gamal <gamal@alternex.com.br> 6 */ 7 8#include <linux/delay.h> 9#include <linux/init.h> 10#include <linux/interrupt.h> 11#include <linux/pci.h> 12#include <linux/slab.h> 13#include <linux/wait.h> 14#include <linux/module.h> 15#include <linux/mutex.h> 16#include <linux/firmware.h> 17#include <linux/io.h> 18 19#include <sound/core.h> 20#include <sound/info.h> 21#include <sound/control.h> 22#include <sound/pcm.h> 23#include <sound/pcm_params.h> 24#include <sound/initval.h> 25 26// ---------------------------------------------------------------------------- 27// Debug Stuff 28// ---------------------------------------------------------------------------- 29#define K1212_DEBUG_LEVEL 0 30#if K1212_DEBUG_LEVEL > 0 31#define K1212_DEBUG_PRINTK(fmt,args...) printk(KERN_DEBUG fmt,##args) 32#else 33#define K1212_DEBUG_PRINTK(fmt,...) do { } while (0) 34#endif 35#if K1212_DEBUG_LEVEL > 1 36#define K1212_DEBUG_PRINTK_VERBOSE(fmt,args...) printk(KERN_DEBUG fmt,##args) 37#else 38#define K1212_DEBUG_PRINTK_VERBOSE(fmt,...) 39#endif 40 41// ---------------------------------------------------------------------------- 42// Record/Play Buffer Allocation Method. If K1212_LARGEALLOC is defined all 43// buffers are alocated as a large piece inside KorgSharedBuffer. 44// ---------------------------------------------------------------------------- 45//#define K1212_LARGEALLOC 1 46 47// ---------------------------------------------------------------------------- 48// Valid states of the Korg 1212 I/O card. 49// ---------------------------------------------------------------------------- 50enum CardState { 51 K1212_STATE_NONEXISTENT, // there is no card here 52 K1212_STATE_UNINITIALIZED, // the card is awaiting DSP download 53 K1212_STATE_DSP_IN_PROCESS, // the card is currently downloading its DSP code 54 K1212_STATE_DSP_COMPLETE, // the card has finished the DSP download 55 K1212_STATE_READY, // the card can be opened by an application. Any application 56 // requests prior to this state should fail. Only an open 57 // request can be made at this state. 58 K1212_STATE_OPEN, // an application has opened the card 59 K1212_STATE_SETUP, // the card has been setup for play 60 K1212_STATE_PLAYING, // the card is playing 61 K1212_STATE_MONITOR, // the card is in the monitor mode 62 K1212_STATE_CALIBRATING, // the card is currently calibrating 63 K1212_STATE_ERRORSTOP, // the card has stopped itself because of an error and we 64 // are in the process of cleaning things up. 65 K1212_STATE_MAX_STATE // state values of this and beyond are invalid 66}; 67 68// ---------------------------------------------------------------------------- 69// The following enumeration defines the constants written to the card's 70// host-to-card doorbell to initiate a command. 71// ---------------------------------------------------------------------------- 72enum korg1212_dbcnst { 73 K1212_DB_RequestForData = 0, // sent by the card to request a buffer fill. 74 K1212_DB_TriggerPlay = 1, // starts playback/record on the card. 75 K1212_DB_SelectPlayMode = 2, // select monitor, playback setup, or stop. 76 K1212_DB_ConfigureBufferMemory = 3, // tells card where the host audio buffers are. 77 K1212_DB_RequestAdatTimecode = 4, // asks the card for the latest ADAT timecode value. 78 K1212_DB_SetClockSourceRate = 5, // sets the clock source and rate for the card. 79 K1212_DB_ConfigureMiscMemory = 6, // tells card where other buffers are. 80 K1212_DB_TriggerFromAdat = 7, // tells card to trigger from Adat at a specific 81 // timecode value. 82 K1212_DB_DMAERROR = 0x80, // DMA Error - the PCI bus is congestioned. 83 K1212_DB_CARDSTOPPED = 0x81, // Card has stopped by user request. 84 K1212_DB_RebootCard = 0xA0, // instructs the card to reboot. 85 K1212_DB_BootFromDSPPage4 = 0xA4, // instructs the card to boot from the DSP microcode 86 // on page 4 (local page to card). 87 K1212_DB_DSPDownloadDone = 0xAE, // sent by the card to indicate the download has 88 // completed. 89 K1212_DB_StartDSPDownload = 0xAF // tells the card to download its DSP firmware. 90}; 91 92 93// ---------------------------------------------------------------------------- 94// The following enumeration defines return codes 95// to the Korg 1212 I/O driver. 96// ---------------------------------------------------------------------------- 97enum snd_korg1212rc { 98 K1212_CMDRET_Success = 0, // command was successfully placed 99 K1212_CMDRET_DIOCFailure, // the DeviceIoControl call failed 100 K1212_CMDRET_PMFailure, // the protected mode call failed 101 K1212_CMDRET_FailUnspecified, // unspecified failure 102 K1212_CMDRET_FailBadState, // the specified command can not be given in 103 // the card's current state. (or the wave device's 104 // state) 105 K1212_CMDRET_CardUninitialized, // the card is uninitialized and cannot be used 106 K1212_CMDRET_BadIndex, // an out of range card index was specified 107 K1212_CMDRET_BadHandle, // an invalid card handle was specified 108 K1212_CMDRET_NoFillRoutine, // a play request has been made before a fill routine set 109 K1212_CMDRET_FillRoutineInUse, // can't set a new fill routine while one is in use 110 K1212_CMDRET_NoAckFromCard, // the card never acknowledged a command 111 K1212_CMDRET_BadParams, // bad parameters were provided by the caller 112 113 K1212_CMDRET_BadDevice, // the specified wave device was out of range 114 K1212_CMDRET_BadFormat // the specified wave format is unsupported 115}; 116 117// ---------------------------------------------------------------------------- 118// The following enumeration defines the constants used to select the play 119// mode for the card in the SelectPlayMode command. 120// ---------------------------------------------------------------------------- 121enum PlayModeSelector { 122 K1212_MODE_SetupPlay = 0x00000001, // provides card with pre-play information 123 K1212_MODE_MonitorOn = 0x00000002, // tells card to turn on monitor mode 124 K1212_MODE_MonitorOff = 0x00000004, // tells card to turn off monitor mode 125 K1212_MODE_StopPlay = 0x00000008 // stops playback on the card 126}; 127 128// ---------------------------------------------------------------------------- 129// The following enumeration defines the constants used to select the monitor 130// mode for the card in the SetMonitorMode command. 131// ---------------------------------------------------------------------------- 132enum MonitorModeSelector { 133 K1212_MONMODE_Off = 0, // tells card to turn off monitor mode 134 K1212_MONMODE_On // tells card to turn on monitor mode 135}; 136 137#define MAILBOX0_OFFSET 0x40 // location of mailbox 0 relative to base address 138#define MAILBOX1_OFFSET 0x44 // location of mailbox 1 relative to base address 139#define MAILBOX2_OFFSET 0x48 // location of mailbox 2 relative to base address 140#define MAILBOX3_OFFSET 0x4c // location of mailbox 3 relative to base address 141#define OUT_DOORBELL_OFFSET 0x60 // location of PCI to local doorbell 142#define IN_DOORBELL_OFFSET 0x64 // location of local to PCI doorbell 143#define STATUS_REG_OFFSET 0x68 // location of interrupt control/status register 144#define PCI_CONTROL_OFFSET 0x6c // location of the EEPROM, PCI, User I/O, init control 145 // register 146#define SENS_CONTROL_OFFSET 0x6e // location of the input sensitivity setting register. 147 // this is the upper word of the PCI control reg. 148#define DEV_VEND_ID_OFFSET 0x70 // location of the device and vendor ID register 149 150#define MAX_COMMAND_RETRIES 5 // maximum number of times the driver will attempt 151 // to send a command before giving up. 152#define COMMAND_ACK_MASK 0x8000 // the MSB is set in the command acknowledgment from 153 // the card. 154#define DOORBELL_VAL_MASK 0x00FF // the doorbell value is one byte 155 156#define CARD_BOOT_DELAY_IN_MS 10 157#define CARD_BOOT_TIMEOUT 10 158#define DSP_BOOT_DELAY_IN_MS 200 159 160#define kNumBuffers 8 161#define k1212MaxCards 4 162#define k1212NumWaveDevices 6 163#define k16BitChannels 10 164#define k32BitChannels 2 165#define kAudioChannels (k16BitChannels + k32BitChannels) 166#define kPlayBufferFrames 1024 167 168#define K1212_ANALOG_CHANNELS 2 169#define K1212_SPDIF_CHANNELS 2 170#define K1212_ADAT_CHANNELS 8 171#define K1212_CHANNELS (K1212_ADAT_CHANNELS + K1212_ANALOG_CHANNELS) 172#define K1212_MIN_CHANNELS 1 173#define K1212_MAX_CHANNELS K1212_CHANNELS 174#define K1212_FRAME_SIZE (sizeof(struct KorgAudioFrame)) 175#define K1212_MAX_SAMPLES (kPlayBufferFrames*kNumBuffers) 176#define K1212_PERIODS (kNumBuffers) 177#define K1212_PERIOD_BYTES (K1212_FRAME_SIZE*kPlayBufferFrames) 178#define K1212_BUF_SIZE (K1212_PERIOD_BYTES*kNumBuffers) 179#define K1212_ANALOG_BUF_SIZE (K1212_ANALOG_CHANNELS * 2 * kPlayBufferFrames * kNumBuffers) 180#define K1212_SPDIF_BUF_SIZE (K1212_SPDIF_CHANNELS * 3 * kPlayBufferFrames * kNumBuffers) 181#define K1212_ADAT_BUF_SIZE (K1212_ADAT_CHANNELS * 2 * kPlayBufferFrames * kNumBuffers) 182#define K1212_MAX_BUF_SIZE (K1212_ANALOG_BUF_SIZE + K1212_ADAT_BUF_SIZE) 183 184#define k1212MinADCSens 0x00 185#define k1212MaxADCSens 0x7f 186#define k1212MaxVolume 0x7fff 187#define k1212MaxWaveVolume 0xffff 188#define k1212MinVolume 0x0000 189#define k1212MaxVolInverted 0x8000 190 191// ----------------------------------------------------------------- 192// the following bits are used for controlling interrupts in the 193// interrupt control/status reg 194// ----------------------------------------------------------------- 195#define PCI_INT_ENABLE_BIT 0x00000100 196#define PCI_DOORBELL_INT_ENABLE_BIT 0x00000200 197#define LOCAL_INT_ENABLE_BIT 0x00010000 198#define LOCAL_DOORBELL_INT_ENABLE_BIT 0x00020000 199#define LOCAL_DMA1_INT_ENABLE_BIT 0x00080000 200 201// ----------------------------------------------------------------- 202// the following bits are defined for the PCI command register 203// ----------------------------------------------------------------- 204#define PCI_CMD_MEM_SPACE_ENABLE_BIT 0x0002 205#define PCI_CMD_IO_SPACE_ENABLE_BIT 0x0001 206#define PCI_CMD_BUS_MASTER_ENABLE_BIT 0x0004 207 208// ----------------------------------------------------------------- 209// the following bits are defined for the PCI status register 210// ----------------------------------------------------------------- 211#define PCI_STAT_PARITY_ERROR_BIT 0x8000 212#define PCI_STAT_SYSTEM_ERROR_BIT 0x4000 213#define PCI_STAT_MASTER_ABORT_RCVD_BIT 0x2000 214#define PCI_STAT_TARGET_ABORT_RCVD_BIT 0x1000 215#define PCI_STAT_TARGET_ABORT_SENT_BIT 0x0800 216 217// ------------------------------------------------------------------------ 218// the following constants are used in setting the 1212 I/O card's input 219// sensitivity. 220// ------------------------------------------------------------------------ 221#define SET_SENS_LOCALINIT_BITPOS 15 222#define SET_SENS_DATA_BITPOS 10 223#define SET_SENS_CLOCK_BITPOS 8 224#define SET_SENS_LOADSHIFT_BITPOS 0 225 226#define SET_SENS_LEFTCHANID 0x00 227#define SET_SENS_RIGHTCHANID 0x01 228 229#define K1212SENSUPDATE_DELAY_IN_MS 50 230 231// -------------------------------------------------------------------------- 232// WaitRTCTicks 233// 234// This function waits the specified number of real time clock ticks. 235// According to the DDK, each tick is ~0.8 microseconds. 236// The defines following the function declaration can be used for the 237// numTicksToWait parameter. 238// -------------------------------------------------------------------------- 239#define ONE_RTC_TICK 1 240#define SENSCLKPULSE_WIDTH 4 241#define LOADSHIFT_DELAY 4 242#define INTERCOMMAND_DELAY 40 243#define STOPCARD_DELAY 300 // max # RTC ticks for the card to stop once we write 244 // the command register. (could be up to 180 us) 245#define COMMAND_ACK_DELAY 13 // number of RTC ticks to wait for an acknowledgement 246 // from the card after sending a command. 247 248enum ClockSourceIndex { 249 K1212_CLKIDX_AdatAt44_1K = 0, // selects source as ADAT at 44.1 kHz 250 K1212_CLKIDX_AdatAt48K, // selects source as ADAT at 48 kHz 251 K1212_CLKIDX_WordAt44_1K, // selects source as S/PDIF at 44.1 kHz 252 K1212_CLKIDX_WordAt48K, // selects source as S/PDIF at 48 kHz 253 K1212_CLKIDX_LocalAt44_1K, // selects source as local clock at 44.1 kHz 254 K1212_CLKIDX_LocalAt48K, // selects source as local clock at 48 kHz 255 K1212_CLKIDX_Invalid // used to check validity of the index 256}; 257 258enum ClockSourceType { 259 K1212_CLKIDX_Adat = 0, // selects source as ADAT 260 K1212_CLKIDX_Word, // selects source as S/PDIF 261 K1212_CLKIDX_Local // selects source as local clock 262}; 263 264struct KorgAudioFrame { 265 u16 frameData16[k16BitChannels]; /* channels 0-9 use 16 bit samples */ 266 u32 frameData32[k32BitChannels]; /* channels 10-11 use 32 bits - only 20 are sent across S/PDIF */ 267 u32 timeCodeVal; /* holds the ADAT timecode value */ 268}; 269 270struct KorgAudioBuffer { 271 struct KorgAudioFrame bufferData[kPlayBufferFrames]; /* buffer definition */ 272}; 273 274struct KorgSharedBuffer { 275#ifdef K1212_LARGEALLOC 276 struct KorgAudioBuffer playDataBufs[kNumBuffers]; 277 struct KorgAudioBuffer recordDataBufs[kNumBuffers]; 278#endif 279 short volumeData[kAudioChannels]; 280 u32 cardCommand; 281 u16 routeData [kAudioChannels]; 282 u32 AdatTimeCode; // ADAT timecode value 283}; 284 285struct SensBits { 286 union { 287 struct { 288 unsigned int leftChanVal:8; 289 unsigned int leftChanId:8; 290 } v; 291 u16 leftSensBits; 292 } l; 293 union { 294 struct { 295 unsigned int rightChanVal:8; 296 unsigned int rightChanId:8; 297 } v; 298 u16 rightSensBits; 299 } r; 300}; 301 302struct snd_korg1212 { 303 struct snd_card *card; 304 struct pci_dev *pci; 305 struct snd_pcm *pcm; 306 int irq; 307 308 spinlock_t lock; 309 struct mutex open_mutex; 310 311 struct timer_list timer; /* timer callback for checking ack of stop request */ 312 int stop_pending_cnt; /* counter for stop pending check */ 313 314 wait_queue_head_t wait; 315 316 unsigned long iomem; 317 unsigned long ioport; 318 unsigned long iomem2; 319 unsigned long irqcount; 320 unsigned long inIRQ; 321 void __iomem *iobase; 322 323 struct snd_dma_buffer *dma_dsp; 324 struct snd_dma_buffer *dma_play; 325 struct snd_dma_buffer *dma_rec; 326 struct snd_dma_buffer *dma_shared; 327 328 u32 DataBufsSize; 329 330 struct KorgAudioBuffer * playDataBufsPtr; 331 struct KorgAudioBuffer * recordDataBufsPtr; 332 333 struct KorgSharedBuffer * sharedBufferPtr; 334 335 u32 RecDataPhy; 336 u32 PlayDataPhy; 337 unsigned long sharedBufferPhy; 338 u32 VolumeTablePhy; 339 u32 RoutingTablePhy; 340 u32 AdatTimeCodePhy; 341 342 u32 __iomem * statusRegPtr; // address of the interrupt status/control register 343 u32 __iomem * outDoorbellPtr; // address of the host->card doorbell register 344 u32 __iomem * inDoorbellPtr; // address of the card->host doorbell register 345 u32 __iomem * mailbox0Ptr; // address of mailbox 0 on the card 346 u32 __iomem * mailbox1Ptr; // address of mailbox 1 on the card 347 u32 __iomem * mailbox2Ptr; // address of mailbox 2 on the card 348 u32 __iomem * mailbox3Ptr; // address of mailbox 3 on the card 349 u32 __iomem * controlRegPtr; // address of the EEPROM, PCI, I/O, Init ctrl reg 350 u16 __iomem * sensRegPtr; // address of the sensitivity setting register 351 u32 __iomem * idRegPtr; // address of the device and vendor ID registers 352 353 size_t periodsize; 354 int channels; 355 int currentBuffer; 356 357 struct snd_pcm_substream *playback_substream; 358 struct snd_pcm_substream *capture_substream; 359 360 pid_t capture_pid; 361 pid_t playback_pid; 362 363 enum CardState cardState; 364 int running; 365 int idleMonitorOn; // indicates whether the card is in idle monitor mode. 366 u32 cmdRetryCount; // tracks how many times we have retried sending to the card. 367 368 enum ClockSourceIndex clkSrcRate; // sample rate and clock source 369 370 enum ClockSourceType clkSource; // clock source 371 int clkRate; // clock rate 372 373 int volumePhase[kAudioChannels]; 374 375 u16 leftADCInSens; // ADC left channel input sensitivity 376 u16 rightADCInSens; // ADC right channel input sensitivity 377 378 int opencnt; // Open/Close count 379 int setcnt; // SetupForPlay count 380 int playcnt; // TriggerPlay count 381 int errorcnt; // Error Count 382 unsigned long totalerrorcnt; // Total Error Count 383 384 int dsp_is_loaded; 385 int dsp_stop_is_processed; 386 387}; 388 389MODULE_DESCRIPTION("korg1212"); 390MODULE_LICENSE("GPL"); 391MODULE_FIRMWARE("korg/k1212.dsp"); 392 393static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ 394static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ 395static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */ 396 397module_param_array(index, int, NULL, 0444); 398MODULE_PARM_DESC(index, "Index value for Korg 1212 soundcard."); 399module_param_array(id, charp, NULL, 0444); 400MODULE_PARM_DESC(id, "ID string for Korg 1212 soundcard."); 401module_param_array(enable, bool, NULL, 0444); 402MODULE_PARM_DESC(enable, "Enable Korg 1212 soundcard."); 403MODULE_AUTHOR("Haroldo Gamal <gamal@alternex.com.br>"); 404 405static const struct pci_device_id snd_korg1212_ids[] = { 406 { 407 .vendor = 0x10b5, 408 .device = 0x906d, 409 .subvendor = PCI_ANY_ID, 410 .subdevice = PCI_ANY_ID, 411 }, 412 { 0, }, 413}; 414 415MODULE_DEVICE_TABLE(pci, snd_korg1212_ids); 416 417static const char * const stateName[] = { 418 "Non-existent", 419 "Uninitialized", 420 "DSP download in process", 421 "DSP download complete", 422 "Ready", 423 "Open", 424 "Setup for play", 425 "Playing", 426 "Monitor mode on", 427 "Calibrating", 428 "Invalid" 429}; 430 431static const char * const clockSourceTypeName[] = { "ADAT", "S/PDIF", "local" }; 432 433static const char * const clockSourceName[] = { 434 "ADAT at 44.1 kHz", 435 "ADAT at 48 kHz", 436 "S/PDIF at 44.1 kHz", 437 "S/PDIF at 48 kHz", 438 "local clock at 44.1 kHz", 439 "local clock at 48 kHz" 440}; 441 442static const char * const channelName[] = { 443 "ADAT-1", 444 "ADAT-2", 445 "ADAT-3", 446 "ADAT-4", 447 "ADAT-5", 448 "ADAT-6", 449 "ADAT-7", 450 "ADAT-8", 451 "Analog-L", 452 "Analog-R", 453 "SPDIF-L", 454 "SPDIF-R", 455}; 456 457static const u16 ClockSourceSelector[] = { 458 0x8000, // selects source as ADAT at 44.1 kHz 459 0x0000, // selects source as ADAT at 48 kHz 460 0x8001, // selects source as S/PDIF at 44.1 kHz 461 0x0001, // selects source as S/PDIF at 48 kHz 462 0x8002, // selects source as local clock at 44.1 kHz 463 0x0002 // selects source as local clock at 48 kHz 464}; 465 466union swap_u32 { unsigned char c[4]; u32 i; }; 467 468#ifdef SNDRV_BIG_ENDIAN 469static u32 LowerWordSwap(u32 swappee) 470#else 471static u32 UpperWordSwap(u32 swappee) 472#endif 473{ 474 union swap_u32 retVal, swapper; 475 476 swapper.i = swappee; 477 retVal.c[2] = swapper.c[3]; 478 retVal.c[3] = swapper.c[2]; 479 retVal.c[1] = swapper.c[1]; 480 retVal.c[0] = swapper.c[0]; 481 482 return retVal.i; 483} 484 485#ifdef SNDRV_BIG_ENDIAN 486static u32 UpperWordSwap(u32 swappee) 487#else 488static u32 LowerWordSwap(u32 swappee) 489#endif 490{ 491 union swap_u32 retVal, swapper; 492 493 swapper.i = swappee; 494 retVal.c[2] = swapper.c[2]; 495 retVal.c[3] = swapper.c[3]; 496 retVal.c[1] = swapper.c[0]; 497 retVal.c[0] = swapper.c[1]; 498 499 return retVal.i; 500} 501 502#define SetBitInWord(theWord,bitPosition) (*theWord) |= (0x0001 << bitPosition) 503#define SetBitInDWord(theWord,bitPosition) (*theWord) |= (0x00000001 << bitPosition) 504#define ClearBitInWord(theWord,bitPosition) (*theWord) &= ~(0x0001 << bitPosition) 505#define ClearBitInDWord(theWord,bitPosition) (*theWord) &= ~(0x00000001 << bitPosition) 506 507static int snd_korg1212_Send1212Command(struct snd_korg1212 *korg1212, 508 enum korg1212_dbcnst doorbellVal, 509 u32 mailBox0Val, u32 mailBox1Val, 510 u32 mailBox2Val, u32 mailBox3Val) 511{ 512 u32 retryCount; 513 u16 mailBox3Lo; 514 int rc = K1212_CMDRET_Success; 515 516 if (!korg1212->outDoorbellPtr) { 517 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: CardUninitialized\n"); 518 return K1212_CMDRET_CardUninitialized; 519 } 520 521 K1212_DEBUG_PRINTK("K1212_DEBUG: Card <- 0x%08x 0x%08x [%s]\n", 522 doorbellVal, mailBox0Val, stateName[korg1212->cardState]); 523 for (retryCount = 0; retryCount < MAX_COMMAND_RETRIES; retryCount++) { 524 writel(mailBox3Val, korg1212->mailbox3Ptr); 525 writel(mailBox2Val, korg1212->mailbox2Ptr); 526 writel(mailBox1Val, korg1212->mailbox1Ptr); 527 writel(mailBox0Val, korg1212->mailbox0Ptr); 528 writel(doorbellVal, korg1212->outDoorbellPtr); // interrupt the card 529 530 // -------------------------------------------------------------- 531 // the reboot command will not give an acknowledgement. 532 // -------------------------------------------------------------- 533 if ( doorbellVal == K1212_DB_RebootCard || 534 doorbellVal == K1212_DB_BootFromDSPPage4 || 535 doorbellVal == K1212_DB_StartDSPDownload ) { 536 rc = K1212_CMDRET_Success; 537 break; 538 } 539 540 // -------------------------------------------------------------- 541 // See if the card acknowledged the command. Wait a bit, then 542 // read in the low word of mailbox3. If the MSB is set and the 543 // low byte is equal to the doorbell value, then it ack'd. 544 // -------------------------------------------------------------- 545 udelay(COMMAND_ACK_DELAY); 546 mailBox3Lo = readl(korg1212->mailbox3Ptr); 547 if (mailBox3Lo & COMMAND_ACK_MASK) { 548 if ((mailBox3Lo & DOORBELL_VAL_MASK) == (doorbellVal & DOORBELL_VAL_MASK)) { 549 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: Card <- Success\n"); 550 rc = K1212_CMDRET_Success; 551 break; 552 } 553 } 554 } 555 korg1212->cmdRetryCount += retryCount; 556 557 if (retryCount >= MAX_COMMAND_RETRIES) { 558 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: Card <- NoAckFromCard\n"); 559 rc = K1212_CMDRET_NoAckFromCard; 560 } 561 562 return rc; 563} 564 565/* spinlock already held */ 566static void snd_korg1212_SendStop(struct snd_korg1212 *korg1212) 567{ 568 if (! korg1212->stop_pending_cnt) { 569 korg1212->sharedBufferPtr->cardCommand = 0xffffffff; 570 /* program the timer */ 571 korg1212->stop_pending_cnt = HZ; 572 mod_timer(&korg1212->timer, jiffies + 1); 573 } 574} 575 576static void snd_korg1212_SendStopAndWait(struct snd_korg1212 *korg1212) 577{ 578 unsigned long flags; 579 spin_lock_irqsave(&korg1212->lock, flags); 580 korg1212->dsp_stop_is_processed = 0; 581 snd_korg1212_SendStop(korg1212); 582 spin_unlock_irqrestore(&korg1212->lock, flags); 583 wait_event_timeout(korg1212->wait, korg1212->dsp_stop_is_processed, (HZ * 3) / 2); 584} 585 586/* timer callback for checking the ack of stop request */ 587static void snd_korg1212_timer_func(struct timer_list *t) 588{ 589 struct snd_korg1212 *korg1212 = from_timer(korg1212, t, timer); 590 unsigned long flags; 591 592 spin_lock_irqsave(&korg1212->lock, flags); 593 if (korg1212->sharedBufferPtr->cardCommand == 0) { 594 /* ack'ed */ 595 korg1212->stop_pending_cnt = 0; 596 korg1212->dsp_stop_is_processed = 1; 597 wake_up(&korg1212->wait); 598 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: Stop ack'ed [%s]\n", 599 stateName[korg1212->cardState]); 600 } else { 601 if (--korg1212->stop_pending_cnt > 0) { 602 /* reprogram timer */ 603 mod_timer(&korg1212->timer, jiffies + 1); 604 } else { 605 snd_printd("korg1212_timer_func timeout\n"); 606 korg1212->sharedBufferPtr->cardCommand = 0; 607 korg1212->dsp_stop_is_processed = 1; 608 wake_up(&korg1212->wait); 609 K1212_DEBUG_PRINTK("K1212_DEBUG: Stop timeout [%s]\n", 610 stateName[korg1212->cardState]); 611 } 612 } 613 spin_unlock_irqrestore(&korg1212->lock, flags); 614} 615 616static int snd_korg1212_TurnOnIdleMonitor(struct snd_korg1212 *korg1212) 617{ 618 unsigned long flags; 619 int rc; 620 621 udelay(INTERCOMMAND_DELAY); 622 spin_lock_irqsave(&korg1212->lock, flags); 623 korg1212->idleMonitorOn = 1; 624 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 625 K1212_MODE_MonitorOn, 0, 0, 0); 626 spin_unlock_irqrestore(&korg1212->lock, flags); 627 return rc; 628} 629 630static void snd_korg1212_TurnOffIdleMonitor(struct snd_korg1212 *korg1212) 631{ 632 if (korg1212->idleMonitorOn) { 633 snd_korg1212_SendStopAndWait(korg1212); 634 korg1212->idleMonitorOn = 0; 635 } 636} 637 638static inline void snd_korg1212_setCardState(struct snd_korg1212 * korg1212, enum CardState csState) 639{ 640 korg1212->cardState = csState; 641} 642 643static int snd_korg1212_OpenCard(struct snd_korg1212 * korg1212) 644{ 645 K1212_DEBUG_PRINTK("K1212_DEBUG: OpenCard [%s] %d\n", 646 stateName[korg1212->cardState], korg1212->opencnt); 647 mutex_lock(&korg1212->open_mutex); 648 if (korg1212->opencnt++ == 0) { 649 snd_korg1212_TurnOffIdleMonitor(korg1212); 650 snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN); 651 } 652 653 mutex_unlock(&korg1212->open_mutex); 654 return 1; 655} 656 657static int snd_korg1212_CloseCard(struct snd_korg1212 * korg1212) 658{ 659 K1212_DEBUG_PRINTK("K1212_DEBUG: CloseCard [%s] %d\n", 660 stateName[korg1212->cardState], korg1212->opencnt); 661 662 mutex_lock(&korg1212->open_mutex); 663 if (--(korg1212->opencnt)) { 664 mutex_unlock(&korg1212->open_mutex); 665 return 0; 666 } 667 668 if (korg1212->cardState == K1212_STATE_SETUP) { 669 int rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 670 K1212_MODE_StopPlay, 0, 0, 0); 671 if (rc) 672 K1212_DEBUG_PRINTK("K1212_DEBUG: CloseCard - RC = %d [%s]\n", 673 rc, stateName[korg1212->cardState]); 674 if (rc != K1212_CMDRET_Success) { 675 mutex_unlock(&korg1212->open_mutex); 676 return 0; 677 } 678 } else if (korg1212->cardState > K1212_STATE_SETUP) { 679 snd_korg1212_SendStopAndWait(korg1212); 680 } 681 682 if (korg1212->cardState > K1212_STATE_READY) { 683 snd_korg1212_TurnOnIdleMonitor(korg1212); 684 snd_korg1212_setCardState(korg1212, K1212_STATE_READY); 685 } 686 687 mutex_unlock(&korg1212->open_mutex); 688 return 0; 689} 690 691/* spinlock already held */ 692static int snd_korg1212_SetupForPlay(struct snd_korg1212 * korg1212) 693{ 694 int rc; 695 696 K1212_DEBUG_PRINTK("K1212_DEBUG: SetupForPlay [%s] %d\n", 697 stateName[korg1212->cardState], korg1212->setcnt); 698 699 if (korg1212->setcnt++) 700 return 0; 701 702 snd_korg1212_setCardState(korg1212, K1212_STATE_SETUP); 703 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 704 K1212_MODE_SetupPlay, 0, 0, 0); 705 if (rc) 706 K1212_DEBUG_PRINTK("K1212_DEBUG: SetupForPlay - RC = %d [%s]\n", 707 rc, stateName[korg1212->cardState]); 708 if (rc != K1212_CMDRET_Success) { 709 return 1; 710 } 711 return 0; 712} 713 714/* spinlock already held */ 715static int snd_korg1212_TriggerPlay(struct snd_korg1212 * korg1212) 716{ 717 int rc; 718 719 K1212_DEBUG_PRINTK("K1212_DEBUG: TriggerPlay [%s] %d\n", 720 stateName[korg1212->cardState], korg1212->playcnt); 721 722 if (korg1212->playcnt++) 723 return 0; 724 725 snd_korg1212_setCardState(korg1212, K1212_STATE_PLAYING); 726 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_TriggerPlay, 0, 0, 0, 0); 727 if (rc) 728 K1212_DEBUG_PRINTK("K1212_DEBUG: TriggerPlay - RC = %d [%s]\n", 729 rc, stateName[korg1212->cardState]); 730 if (rc != K1212_CMDRET_Success) { 731 return 1; 732 } 733 return 0; 734} 735 736/* spinlock already held */ 737static int snd_korg1212_StopPlay(struct snd_korg1212 * korg1212) 738{ 739 K1212_DEBUG_PRINTK("K1212_DEBUG: StopPlay [%s] %d\n", 740 stateName[korg1212->cardState], korg1212->playcnt); 741 742 if (--(korg1212->playcnt)) 743 return 0; 744 745 korg1212->setcnt = 0; 746 747 if (korg1212->cardState != K1212_STATE_ERRORSTOP) 748 snd_korg1212_SendStop(korg1212); 749 750 snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN); 751 return 0; 752} 753 754static void snd_korg1212_EnableCardInterrupts(struct snd_korg1212 * korg1212) 755{ 756 writel(PCI_INT_ENABLE_BIT | 757 PCI_DOORBELL_INT_ENABLE_BIT | 758 LOCAL_INT_ENABLE_BIT | 759 LOCAL_DOORBELL_INT_ENABLE_BIT | 760 LOCAL_DMA1_INT_ENABLE_BIT, 761 korg1212->statusRegPtr); 762} 763 764#if 0 /* not used */ 765 766static int snd_korg1212_SetMonitorMode(struct snd_korg1212 *korg1212, 767 enum MonitorModeSelector mode) 768{ 769 K1212_DEBUG_PRINTK("K1212_DEBUG: SetMonitorMode [%s]\n", 770 stateName[korg1212->cardState]); 771 772 switch (mode) { 773 case K1212_MONMODE_Off: 774 if (korg1212->cardState != K1212_STATE_MONITOR) 775 return 0; 776 else { 777 snd_korg1212_SendStopAndWait(korg1212); 778 snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN); 779 } 780 break; 781 782 case K1212_MONMODE_On: 783 if (korg1212->cardState != K1212_STATE_OPEN) 784 return 0; 785 else { 786 int rc; 787 snd_korg1212_setCardState(korg1212, K1212_STATE_MONITOR); 788 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 789 K1212_MODE_MonitorOn, 0, 0, 0); 790 if (rc != K1212_CMDRET_Success) 791 return 0; 792 } 793 break; 794 795 default: 796 return 0; 797 } 798 799 return 1; 800} 801 802#endif /* not used */ 803 804static inline int snd_korg1212_use_is_exclusive(struct snd_korg1212 *korg1212) 805{ 806 if (korg1212->playback_pid != korg1212->capture_pid && 807 korg1212->playback_pid >= 0 && korg1212->capture_pid >= 0) 808 return 0; 809 810 return 1; 811} 812 813static int snd_korg1212_SetRate(struct snd_korg1212 *korg1212, int rate) 814{ 815 static const enum ClockSourceIndex s44[] = { 816 K1212_CLKIDX_AdatAt44_1K, 817 K1212_CLKIDX_WordAt44_1K, 818 K1212_CLKIDX_LocalAt44_1K 819 }; 820 static const enum ClockSourceIndex s48[] = { 821 K1212_CLKIDX_AdatAt48K, 822 K1212_CLKIDX_WordAt48K, 823 K1212_CLKIDX_LocalAt48K 824 }; 825 int parm, rc; 826 827 if (!snd_korg1212_use_is_exclusive (korg1212)) 828 return -EBUSY; 829 830 switch (rate) { 831 case 44100: 832 parm = s44[korg1212->clkSource]; 833 break; 834 835 case 48000: 836 parm = s48[korg1212->clkSource]; 837 break; 838 839 default: 840 return -EINVAL; 841 } 842 843 korg1212->clkSrcRate = parm; 844 korg1212->clkRate = rate; 845 846 udelay(INTERCOMMAND_DELAY); 847 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SetClockSourceRate, 848 ClockSourceSelector[korg1212->clkSrcRate], 849 0, 0, 0); 850 if (rc) 851 K1212_DEBUG_PRINTK("K1212_DEBUG: Set Clock Source Selector - RC = %d [%s]\n", 852 rc, stateName[korg1212->cardState]); 853 854 return 0; 855} 856 857static int snd_korg1212_SetClockSource(struct snd_korg1212 *korg1212, int source) 858{ 859 860 if (source < 0 || source > 2) 861 return -EINVAL; 862 863 korg1212->clkSource = source; 864 865 snd_korg1212_SetRate(korg1212, korg1212->clkRate); 866 867 return 0; 868} 869 870static void snd_korg1212_DisableCardInterrupts(struct snd_korg1212 *korg1212) 871{ 872 writel(0, korg1212->statusRegPtr); 873} 874 875static int snd_korg1212_WriteADCSensitivity(struct snd_korg1212 *korg1212) 876{ 877 struct SensBits sensVals; 878 int bitPosition; 879 int channel; 880 int clkIs48K; 881 int monModeSet; 882 u16 controlValue; // this keeps the current value to be written to 883 // the card's eeprom control register. 884 u16 count; 885 unsigned long flags; 886 887 K1212_DEBUG_PRINTK("K1212_DEBUG: WriteADCSensivity [%s]\n", 888 stateName[korg1212->cardState]); 889 890 // ---------------------------------------------------------------------------- 891 // initialize things. The local init bit is always set when writing to the 892 // card's control register. 893 // ---------------------------------------------------------------------------- 894 controlValue = 0; 895 SetBitInWord(&controlValue, SET_SENS_LOCALINIT_BITPOS); // init the control value 896 897 // ---------------------------------------------------------------------------- 898 // make sure the card is not in monitor mode when we do this update. 899 // ---------------------------------------------------------------------------- 900 if (korg1212->cardState == K1212_STATE_MONITOR || korg1212->idleMonitorOn) { 901 monModeSet = 1; 902 snd_korg1212_SendStopAndWait(korg1212); 903 } else 904 monModeSet = 0; 905 906 spin_lock_irqsave(&korg1212->lock, flags); 907 908 // ---------------------------------------------------------------------------- 909 // we are about to send new values to the card, so clear the new values queued 910 // flag. Also, clear out mailbox 3, so we don't lockup. 911 // ---------------------------------------------------------------------------- 912 writel(0, korg1212->mailbox3Ptr); 913 udelay(LOADSHIFT_DELAY); 914 915 // ---------------------------------------------------------------------------- 916 // determine whether we are running a 48K or 44.1K clock. This info is used 917 // later when setting the SPDIF FF after the volume has been shifted in. 918 // ---------------------------------------------------------------------------- 919 switch (korg1212->clkSrcRate) { 920 case K1212_CLKIDX_AdatAt44_1K: 921 case K1212_CLKIDX_WordAt44_1K: 922 case K1212_CLKIDX_LocalAt44_1K: 923 clkIs48K = 0; 924 break; 925 926 case K1212_CLKIDX_WordAt48K: 927 case K1212_CLKIDX_AdatAt48K: 928 case K1212_CLKIDX_LocalAt48K: 929 default: 930 clkIs48K = 1; 931 break; 932 } 933 934 // ---------------------------------------------------------------------------- 935 // start the update. Setup the bit structure and then shift the bits. 936 // ---------------------------------------------------------------------------- 937 sensVals.l.v.leftChanId = SET_SENS_LEFTCHANID; 938 sensVals.r.v.rightChanId = SET_SENS_RIGHTCHANID; 939 sensVals.l.v.leftChanVal = korg1212->leftADCInSens; 940 sensVals.r.v.rightChanVal = korg1212->rightADCInSens; 941 942 // ---------------------------------------------------------------------------- 943 // now start shifting the bits in. Start with the left channel then the right. 944 // ---------------------------------------------------------------------------- 945 for (channel = 0; channel < 2; channel++) { 946 947 // ---------------------------------------------------------------------------- 948 // Bring the load/shift line low, then wait - the spec says >150ns from load/ 949 // shift low to the first rising edge of the clock. 950 // ---------------------------------------------------------------------------- 951 ClearBitInWord(&controlValue, SET_SENS_LOADSHIFT_BITPOS); 952 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); 953 writew(controlValue, korg1212->sensRegPtr); // load/shift goes low 954 udelay(LOADSHIFT_DELAY); 955 956 for (bitPosition = 15; bitPosition >= 0; bitPosition--) { // for all the bits 957 if (channel == 0) { 958 if (sensVals.l.leftSensBits & (0x0001 << bitPosition)) 959 SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set high 960 else 961 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set low 962 } else { 963 if (sensVals.r.rightSensBits & (0x0001 << bitPosition)) 964 SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set high 965 else 966 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set low 967 } 968 969 ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 970 writew(controlValue, korg1212->sensRegPtr); // clock goes low 971 udelay(SENSCLKPULSE_WIDTH); 972 SetBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 973 writew(controlValue, korg1212->sensRegPtr); // clock goes high 974 udelay(SENSCLKPULSE_WIDTH); 975 } 976 977 // ---------------------------------------------------------------------------- 978 // finish up SPDIF for left. Bring the load/shift line high, then write a one 979 // bit if the clock rate is 48K otherwise write 0. 980 // ---------------------------------------------------------------------------- 981 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); 982 ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 983 SetBitInWord(&controlValue, SET_SENS_LOADSHIFT_BITPOS); 984 writew(controlValue, korg1212->sensRegPtr); // load shift goes high - clk low 985 udelay(SENSCLKPULSE_WIDTH); 986 987 if (clkIs48K) 988 SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS); 989 990 writew(controlValue, korg1212->sensRegPtr); // set/clear data bit 991 udelay(ONE_RTC_TICK); 992 SetBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 993 writew(controlValue, korg1212->sensRegPtr); // clock goes high 994 udelay(SENSCLKPULSE_WIDTH); 995 ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 996 writew(controlValue, korg1212->sensRegPtr); // clock goes low 997 udelay(SENSCLKPULSE_WIDTH); 998 } 999 1000 // ---------------------------------------------------------------------------- 1001 // The update is complete. Set a timeout. This is the inter-update delay. 1002 // Also, if the card was in monitor mode, restore it. 1003 // ---------------------------------------------------------------------------- 1004 for (count = 0; count < 10; count++) 1005 udelay(SENSCLKPULSE_WIDTH); 1006 1007 if (monModeSet) { 1008 int rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 1009 K1212_MODE_MonitorOn, 0, 0, 0); 1010 if (rc) 1011 K1212_DEBUG_PRINTK("K1212_DEBUG: WriteADCSensivity - RC = %d [%s]\n", 1012 rc, stateName[korg1212->cardState]); 1013 } 1014 1015 spin_unlock_irqrestore(&korg1212->lock, flags); 1016 1017 return 1; 1018} 1019 1020static void snd_korg1212_OnDSPDownloadComplete(struct snd_korg1212 *korg1212) 1021{ 1022 int channel, rc; 1023 1024 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP download is complete. [%s]\n", 1025 stateName[korg1212->cardState]); 1026 1027 // ---------------------------------------------------- 1028 // tell the card to boot 1029 // ---------------------------------------------------- 1030 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_BootFromDSPPage4, 0, 0, 0, 0); 1031 1032 if (rc) 1033 K1212_DEBUG_PRINTK("K1212_DEBUG: Boot from Page 4 - RC = %d [%s]\n", 1034 rc, stateName[korg1212->cardState]); 1035 msleep(DSP_BOOT_DELAY_IN_MS); 1036 1037 // -------------------------------------------------------------------------------- 1038 // Let the card know where all the buffers are. 1039 // -------------------------------------------------------------------------------- 1040 rc = snd_korg1212_Send1212Command(korg1212, 1041 K1212_DB_ConfigureBufferMemory, 1042 LowerWordSwap(korg1212->PlayDataPhy), 1043 LowerWordSwap(korg1212->RecDataPhy), 1044 ((kNumBuffers * kPlayBufferFrames) / 2), // size given to the card 1045 // is based on 2 buffers 1046 0 1047 ); 1048 1049 if (rc) 1050 K1212_DEBUG_PRINTK("K1212_DEBUG: Configure Buffer Memory - RC = %d [%s]\n", 1051 rc, stateName[korg1212->cardState]); 1052 1053 udelay(INTERCOMMAND_DELAY); 1054 1055 rc = snd_korg1212_Send1212Command(korg1212, 1056 K1212_DB_ConfigureMiscMemory, 1057 LowerWordSwap(korg1212->VolumeTablePhy), 1058 LowerWordSwap(korg1212->RoutingTablePhy), 1059 LowerWordSwap(korg1212->AdatTimeCodePhy), 1060 0 1061 ); 1062 1063 if (rc) 1064 K1212_DEBUG_PRINTK("K1212_DEBUG: Configure Misc Memory - RC = %d [%s]\n", 1065 rc, stateName[korg1212->cardState]); 1066 1067 // -------------------------------------------------------------------------------- 1068 // Initialize the routing and volume tables, then update the card's state. 1069 // -------------------------------------------------------------------------------- 1070 udelay(INTERCOMMAND_DELAY); 1071 1072 for (channel = 0; channel < kAudioChannels; channel++) { 1073 korg1212->sharedBufferPtr->volumeData[channel] = k1212MaxVolume; 1074 //korg1212->sharedBufferPtr->routeData[channel] = channel; 1075 korg1212->sharedBufferPtr->routeData[channel] = 8 + (channel & 1); 1076 } 1077 1078 snd_korg1212_WriteADCSensitivity(korg1212); 1079 1080 udelay(INTERCOMMAND_DELAY); 1081 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SetClockSourceRate, 1082 ClockSourceSelector[korg1212->clkSrcRate], 1083 0, 0, 0); 1084 if (rc) 1085 K1212_DEBUG_PRINTK("K1212_DEBUG: Set Clock Source Selector - RC = %d [%s]\n", 1086 rc, stateName[korg1212->cardState]); 1087 1088 rc = snd_korg1212_TurnOnIdleMonitor(korg1212); 1089 snd_korg1212_setCardState(korg1212, K1212_STATE_READY); 1090 1091 if (rc) 1092 K1212_DEBUG_PRINTK("K1212_DEBUG: Set Monitor On - RC = %d [%s]\n", 1093 rc, stateName[korg1212->cardState]); 1094 1095 snd_korg1212_setCardState(korg1212, K1212_STATE_DSP_COMPLETE); 1096} 1097 1098static irqreturn_t snd_korg1212_interrupt(int irq, void *dev_id) 1099{ 1100 u32 doorbellValue; 1101 struct snd_korg1212 *korg1212 = dev_id; 1102 1103 doorbellValue = readl(korg1212->inDoorbellPtr); 1104 1105 if (!doorbellValue) 1106 return IRQ_NONE; 1107 1108 spin_lock(&korg1212->lock); 1109 1110 writel(doorbellValue, korg1212->inDoorbellPtr); 1111 1112 korg1212->irqcount++; 1113 1114 korg1212->inIRQ++; 1115 1116 switch (doorbellValue) { 1117 case K1212_DB_DSPDownloadDone: 1118 K1212_DEBUG_PRINTK("K1212_DEBUG: IRQ DNLD count - %ld, %x, [%s].\n", 1119 korg1212->irqcount, doorbellValue, 1120 stateName[korg1212->cardState]); 1121 if (korg1212->cardState == K1212_STATE_DSP_IN_PROCESS) { 1122 korg1212->dsp_is_loaded = 1; 1123 wake_up(&korg1212->wait); 1124 } 1125 break; 1126 1127 // ------------------------------------------------------------------------ 1128 // an error occurred - stop the card 1129 // ------------------------------------------------------------------------ 1130 case K1212_DB_DMAERROR: 1131 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: IRQ DMAE count - %ld, %x, [%s].\n", 1132 korg1212->irqcount, doorbellValue, 1133 stateName[korg1212->cardState]); 1134 snd_printk(KERN_ERR "korg1212: DMA Error\n"); 1135 korg1212->errorcnt++; 1136 korg1212->totalerrorcnt++; 1137 korg1212->sharedBufferPtr->cardCommand = 0; 1138 snd_korg1212_setCardState(korg1212, K1212_STATE_ERRORSTOP); 1139 break; 1140 1141 // ------------------------------------------------------------------------ 1142 // the card has stopped by our request. Clear the command word and signal 1143 // the semaphore in case someone is waiting for this. 1144 // ------------------------------------------------------------------------ 1145 case K1212_DB_CARDSTOPPED: 1146 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: IRQ CSTP count - %ld, %x, [%s].\n", 1147 korg1212->irqcount, doorbellValue, 1148 stateName[korg1212->cardState]); 1149 korg1212->sharedBufferPtr->cardCommand = 0; 1150 break; 1151 1152 default: 1153 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: IRQ DFLT count - %ld, %x, cpos=%d [%s].\n", 1154 korg1212->irqcount, doorbellValue, 1155 korg1212->currentBuffer, stateName[korg1212->cardState]); 1156 if ((korg1212->cardState > K1212_STATE_SETUP) || korg1212->idleMonitorOn) { 1157 korg1212->currentBuffer++; 1158 1159 if (korg1212->currentBuffer >= kNumBuffers) 1160 korg1212->currentBuffer = 0; 1161 1162 if (!korg1212->running) 1163 break; 1164 1165 if (korg1212->capture_substream) { 1166 spin_unlock(&korg1212->lock); 1167 snd_pcm_period_elapsed(korg1212->capture_substream); 1168 spin_lock(&korg1212->lock); 1169 } 1170 1171 if (korg1212->playback_substream) { 1172 spin_unlock(&korg1212->lock); 1173 snd_pcm_period_elapsed(korg1212->playback_substream); 1174 spin_lock(&korg1212->lock); 1175 } 1176 } 1177 break; 1178 } 1179 1180 korg1212->inIRQ--; 1181 1182 spin_unlock(&korg1212->lock); 1183 1184 return IRQ_HANDLED; 1185} 1186 1187static int snd_korg1212_downloadDSPCode(struct snd_korg1212 *korg1212) 1188{ 1189 int rc; 1190 1191 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP download is starting... [%s]\n", 1192 stateName[korg1212->cardState]); 1193 1194 // --------------------------------------------------------------- 1195 // verify the state of the card before proceeding. 1196 // --------------------------------------------------------------- 1197 if (korg1212->cardState >= K1212_STATE_DSP_IN_PROCESS) 1198 return 1; 1199 1200 snd_korg1212_setCardState(korg1212, K1212_STATE_DSP_IN_PROCESS); 1201 1202 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_StartDSPDownload, 1203 UpperWordSwap(korg1212->dma_dsp->addr), 1204 0, 0, 0); 1205 if (rc) 1206 K1212_DEBUG_PRINTK("K1212_DEBUG: Start DSP Download RC = %d [%s]\n", 1207 rc, stateName[korg1212->cardState]); 1208 1209 korg1212->dsp_is_loaded = 0; 1210 wait_event_timeout(korg1212->wait, korg1212->dsp_is_loaded, HZ * CARD_BOOT_TIMEOUT); 1211 if (! korg1212->dsp_is_loaded ) 1212 return -EBUSY; /* timeout */ 1213 1214 snd_korg1212_OnDSPDownloadComplete(korg1212); 1215 1216 return 0; 1217} 1218 1219static const struct snd_pcm_hardware snd_korg1212_playback_info = 1220{ 1221 .info = (SNDRV_PCM_INFO_MMAP | 1222 SNDRV_PCM_INFO_MMAP_VALID | 1223 SNDRV_PCM_INFO_INTERLEAVED | 1224 SNDRV_PCM_INFO_BATCH), 1225 .formats = SNDRV_PCM_FMTBIT_S16_LE, 1226 .rates = (SNDRV_PCM_RATE_44100 | 1227 SNDRV_PCM_RATE_48000), 1228 .rate_min = 44100, 1229 .rate_max = 48000, 1230 .channels_min = K1212_MIN_CHANNELS, 1231 .channels_max = K1212_MAX_CHANNELS, 1232 .buffer_bytes_max = K1212_MAX_BUF_SIZE, 1233 .period_bytes_min = K1212_MIN_CHANNELS * 2 * kPlayBufferFrames, 1234 .period_bytes_max = K1212_MAX_CHANNELS * 2 * kPlayBufferFrames, 1235 .periods_min = K1212_PERIODS, 1236 .periods_max = K1212_PERIODS, 1237 .fifo_size = 0, 1238}; 1239 1240static const struct snd_pcm_hardware snd_korg1212_capture_info = 1241{ 1242 .info = (SNDRV_PCM_INFO_MMAP | 1243 SNDRV_PCM_INFO_MMAP_VALID | 1244 SNDRV_PCM_INFO_INTERLEAVED | 1245 SNDRV_PCM_INFO_BATCH), 1246 .formats = SNDRV_PCM_FMTBIT_S16_LE, 1247 .rates = (SNDRV_PCM_RATE_44100 | 1248 SNDRV_PCM_RATE_48000), 1249 .rate_min = 44100, 1250 .rate_max = 48000, 1251 .channels_min = K1212_MIN_CHANNELS, 1252 .channels_max = K1212_MAX_CHANNELS, 1253 .buffer_bytes_max = K1212_MAX_BUF_SIZE, 1254 .period_bytes_min = K1212_MIN_CHANNELS * 2 * kPlayBufferFrames, 1255 .period_bytes_max = K1212_MAX_CHANNELS * 2 * kPlayBufferFrames, 1256 .periods_min = K1212_PERIODS, 1257 .periods_max = K1212_PERIODS, 1258 .fifo_size = 0, 1259}; 1260 1261static int snd_korg1212_silence(struct snd_korg1212 *korg1212, int pos, int count, int offset, int size) 1262{ 1263 struct KorgAudioFrame * dst = korg1212->playDataBufsPtr[0].bufferData + pos; 1264 int i; 1265 1266 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_silence pos=%d offset=%d size=%d count=%d\n", 1267 pos, offset, size, count); 1268 if (snd_BUG_ON(pos + count > K1212_MAX_SAMPLES)) 1269 return -EINVAL; 1270 1271 for (i=0; i < count; i++) { 1272#if K1212_DEBUG_LEVEL > 0 1273 if ( (void *) dst < (void *) korg1212->playDataBufsPtr || 1274 (void *) dst > (void *) korg1212->playDataBufsPtr[8].bufferData ) { 1275 printk(KERN_DEBUG "K1212_DEBUG: snd_korg1212_silence KERNEL EFAULT dst=%p iter=%d\n", 1276 dst, i); 1277 return -EFAULT; 1278 } 1279#endif 1280 memset((void*) dst + offset, 0, size); 1281 dst++; 1282 } 1283 1284 return 0; 1285} 1286 1287static int snd_korg1212_copy_to(struct snd_pcm_substream *substream, 1288 void __user *dst, int pos, int count, 1289 bool in_kernel) 1290{ 1291 struct snd_pcm_runtime *runtime = substream->runtime; 1292 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1293 struct KorgAudioFrame *src; 1294 int i, size; 1295 1296 pos = bytes_to_frames(runtime, pos); 1297 count = bytes_to_frames(runtime, count); 1298 size = korg1212->channels * 2; 1299 src = korg1212->recordDataBufsPtr[0].bufferData + pos; 1300 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_copy_to pos=%d size=%d count=%d\n", 1301 pos, size, count); 1302 if (snd_BUG_ON(pos + count > K1212_MAX_SAMPLES)) 1303 return -EINVAL; 1304 1305 for (i=0; i < count; i++) { 1306#if K1212_DEBUG_LEVEL > 0 1307 if ( (void *) src < (void *) korg1212->recordDataBufsPtr || 1308 (void *) src > (void *) korg1212->recordDataBufsPtr[8].bufferData ) { 1309 printk(KERN_DEBUG "K1212_DEBUG: snd_korg1212_copy_to KERNEL EFAULT, src=%p dst=%p iter=%d\n", src, dst, i); 1310 return -EFAULT; 1311 } 1312#endif 1313 if (in_kernel) 1314 memcpy((__force void *)dst, src, size); 1315 else if (copy_to_user(dst, src, size)) 1316 return -EFAULT; 1317 src++; 1318 dst += size; 1319 } 1320 1321 return 0; 1322} 1323 1324static int snd_korg1212_copy_from(struct snd_pcm_substream *substream, 1325 void __user *src, int pos, int count, 1326 bool in_kernel) 1327{ 1328 struct snd_pcm_runtime *runtime = substream->runtime; 1329 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1330 struct KorgAudioFrame *dst; 1331 int i, size; 1332 1333 pos = bytes_to_frames(runtime, pos); 1334 count = bytes_to_frames(runtime, count); 1335 size = korg1212->channels * 2; 1336 dst = korg1212->playDataBufsPtr[0].bufferData + pos; 1337 1338 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_copy_from pos=%d size=%d count=%d\n", 1339 pos, size, count); 1340 1341 if (snd_BUG_ON(pos + count > K1212_MAX_SAMPLES)) 1342 return -EINVAL; 1343 1344 for (i=0; i < count; i++) { 1345#if K1212_DEBUG_LEVEL > 0 1346 if ( (void *) dst < (void *) korg1212->playDataBufsPtr || 1347 (void *) dst > (void *) korg1212->playDataBufsPtr[8].bufferData ) { 1348 printk(KERN_DEBUG "K1212_DEBUG: snd_korg1212_copy_from KERNEL EFAULT, src=%p dst=%p iter=%d\n", src, dst, i); 1349 return -EFAULT; 1350 } 1351#endif 1352 if (in_kernel) 1353 memcpy(dst, (__force void *)src, size); 1354 else if (copy_from_user(dst, src, size)) 1355 return -EFAULT; 1356 dst++; 1357 src += size; 1358 } 1359 1360 return 0; 1361} 1362 1363static void snd_korg1212_free_pcm(struct snd_pcm *pcm) 1364{ 1365 struct snd_korg1212 *korg1212 = pcm->private_data; 1366 1367 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_free_pcm [%s]\n", 1368 stateName[korg1212->cardState]); 1369 1370 korg1212->pcm = NULL; 1371} 1372 1373static int snd_korg1212_playback_open(struct snd_pcm_substream *substream) 1374{ 1375 unsigned long flags; 1376 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1377 struct snd_pcm_runtime *runtime = substream->runtime; 1378 1379 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_playback_open [%s]\n", 1380 stateName[korg1212->cardState]); 1381 1382 snd_korg1212_OpenCard(korg1212); 1383 1384 runtime->hw = snd_korg1212_playback_info; 1385 snd_pcm_set_runtime_buffer(substream, korg1212->dma_play); 1386 1387 spin_lock_irqsave(&korg1212->lock, flags); 1388 1389 korg1212->playback_substream = substream; 1390 korg1212->playback_pid = current->pid; 1391 korg1212->periodsize = K1212_PERIODS; 1392 korg1212->channels = K1212_CHANNELS; 1393 korg1212->errorcnt = 0; 1394 1395 spin_unlock_irqrestore(&korg1212->lock, flags); 1396 1397 snd_pcm_hw_constraint_single(runtime, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, 1398 kPlayBufferFrames); 1399 1400 return 0; 1401} 1402 1403 1404static int snd_korg1212_capture_open(struct snd_pcm_substream *substream) 1405{ 1406 unsigned long flags; 1407 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1408 struct snd_pcm_runtime *runtime = substream->runtime; 1409 1410 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_capture_open [%s]\n", 1411 stateName[korg1212->cardState]); 1412 1413 snd_korg1212_OpenCard(korg1212); 1414 1415 runtime->hw = snd_korg1212_capture_info; 1416 snd_pcm_set_runtime_buffer(substream, korg1212->dma_rec); 1417 1418 spin_lock_irqsave(&korg1212->lock, flags); 1419 1420 korg1212->capture_substream = substream; 1421 korg1212->capture_pid = current->pid; 1422 korg1212->periodsize = K1212_PERIODS; 1423 korg1212->channels = K1212_CHANNELS; 1424 1425 spin_unlock_irqrestore(&korg1212->lock, flags); 1426 1427 snd_pcm_hw_constraint_single(runtime, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, 1428 kPlayBufferFrames); 1429 return 0; 1430} 1431 1432static int snd_korg1212_playback_close(struct snd_pcm_substream *substream) 1433{ 1434 unsigned long flags; 1435 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1436 1437 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_playback_close [%s]\n", 1438 stateName[korg1212->cardState]); 1439 1440 snd_korg1212_silence(korg1212, 0, K1212_MAX_SAMPLES, 0, korg1212->channels * 2); 1441 1442 spin_lock_irqsave(&korg1212->lock, flags); 1443 1444 korg1212->playback_pid = -1; 1445 korg1212->playback_substream = NULL; 1446 korg1212->periodsize = 0; 1447 1448 spin_unlock_irqrestore(&korg1212->lock, flags); 1449 1450 snd_korg1212_CloseCard(korg1212); 1451 return 0; 1452} 1453 1454static int snd_korg1212_capture_close(struct snd_pcm_substream *substream) 1455{ 1456 unsigned long flags; 1457 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1458 1459 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_capture_close [%s]\n", 1460 stateName[korg1212->cardState]); 1461 1462 spin_lock_irqsave(&korg1212->lock, flags); 1463 1464 korg1212->capture_pid = -1; 1465 korg1212->capture_substream = NULL; 1466 korg1212->periodsize = 0; 1467 1468 spin_unlock_irqrestore(&korg1212->lock, flags); 1469 1470 snd_korg1212_CloseCard(korg1212); 1471 return 0; 1472} 1473 1474static int snd_korg1212_ioctl(struct snd_pcm_substream *substream, 1475 unsigned int cmd, void *arg) 1476{ 1477 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_ioctl: cmd=%d\n", cmd); 1478 1479 if (cmd == SNDRV_PCM_IOCTL1_CHANNEL_INFO ) { 1480 struct snd_pcm_channel_info *info = arg; 1481 info->offset = 0; 1482 info->first = info->channel * 16; 1483 info->step = 256; 1484 K1212_DEBUG_PRINTK("K1212_DEBUG: channel_info %d:, offset=%ld, first=%d, step=%d\n", info->channel, info->offset, info->first, info->step); 1485 return 0; 1486 } 1487 1488 return snd_pcm_lib_ioctl(substream, cmd, arg); 1489} 1490 1491static int snd_korg1212_hw_params(struct snd_pcm_substream *substream, 1492 struct snd_pcm_hw_params *params) 1493{ 1494 unsigned long flags; 1495 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1496 int err; 1497 pid_t this_pid; 1498 pid_t other_pid; 1499 1500 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_hw_params [%s]\n", 1501 stateName[korg1212->cardState]); 1502 1503 spin_lock_irqsave(&korg1212->lock, flags); 1504 1505 if (substream->pstr->stream == SNDRV_PCM_STREAM_PLAYBACK) { 1506 this_pid = korg1212->playback_pid; 1507 other_pid = korg1212->capture_pid; 1508 } else { 1509 this_pid = korg1212->capture_pid; 1510 other_pid = korg1212->playback_pid; 1511 } 1512 1513 if ((other_pid > 0) && (this_pid != other_pid)) { 1514 1515 /* The other stream is open, and not by the same 1516 task as this one. Make sure that the parameters 1517 that matter are the same. 1518 */ 1519 1520 if ((int)params_rate(params) != korg1212->clkRate) { 1521 spin_unlock_irqrestore(&korg1212->lock, flags); 1522 _snd_pcm_hw_param_setempty(params, SNDRV_PCM_HW_PARAM_RATE); 1523 return -EBUSY; 1524 } 1525 1526 spin_unlock_irqrestore(&korg1212->lock, flags); 1527 return 0; 1528 } 1529 1530 err = snd_korg1212_SetRate(korg1212, params_rate(params)); 1531 if (err < 0) { 1532 spin_unlock_irqrestore(&korg1212->lock, flags); 1533 return err; 1534 } 1535 1536 korg1212->channels = params_channels(params); 1537 korg1212->periodsize = K1212_PERIOD_BYTES; 1538 1539 spin_unlock_irqrestore(&korg1212->lock, flags); 1540 1541 return 0; 1542} 1543 1544static int snd_korg1212_prepare(struct snd_pcm_substream *substream) 1545{ 1546 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1547 int rc; 1548 1549 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_prepare [%s]\n", 1550 stateName[korg1212->cardState]); 1551 1552 spin_lock_irq(&korg1212->lock); 1553 1554 /* FIXME: we should wait for ack! */ 1555 if (korg1212->stop_pending_cnt > 0) { 1556 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_prepare - Stop is pending... [%s]\n", 1557 stateName[korg1212->cardState]); 1558 spin_unlock_irq(&korg1212->lock); 1559 return -EAGAIN; 1560 /* 1561 korg1212->sharedBufferPtr->cardCommand = 0; 1562 del_timer(&korg1212->timer); 1563 korg1212->stop_pending_cnt = 0; 1564 */ 1565 } 1566 1567 rc = snd_korg1212_SetupForPlay(korg1212); 1568 1569 korg1212->currentBuffer = 0; 1570 1571 spin_unlock_irq(&korg1212->lock); 1572 1573 return rc ? -EINVAL : 0; 1574} 1575 1576static int snd_korg1212_trigger(struct snd_pcm_substream *substream, 1577 int cmd) 1578{ 1579 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1580 int rc; 1581 1582 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_trigger [%s] cmd=%d\n", 1583 stateName[korg1212->cardState], cmd); 1584 1585 spin_lock(&korg1212->lock); 1586 switch (cmd) { 1587 case SNDRV_PCM_TRIGGER_START: 1588/* 1589 if (korg1212->running) { 1590 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_trigger: Already running?\n"); 1591 break; 1592 } 1593*/ 1594 korg1212->running++; 1595 rc = snd_korg1212_TriggerPlay(korg1212); 1596 break; 1597 1598 case SNDRV_PCM_TRIGGER_STOP: 1599/* 1600 if (!korg1212->running) { 1601 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_trigger: Already stopped?\n"); 1602 break; 1603 } 1604*/ 1605 korg1212->running--; 1606 rc = snd_korg1212_StopPlay(korg1212); 1607 break; 1608 1609 default: 1610 rc = 1; 1611 break; 1612 } 1613 spin_unlock(&korg1212->lock); 1614 return rc ? -EINVAL : 0; 1615} 1616 1617static snd_pcm_uframes_t snd_korg1212_playback_pointer(struct snd_pcm_substream *substream) 1618{ 1619 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1620 snd_pcm_uframes_t pos; 1621 1622 pos = korg1212->currentBuffer * kPlayBufferFrames; 1623 1624 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_playback_pointer [%s] %ld\n", 1625 stateName[korg1212->cardState], pos); 1626 1627 return pos; 1628} 1629 1630static snd_pcm_uframes_t snd_korg1212_capture_pointer(struct snd_pcm_substream *substream) 1631{ 1632 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1633 snd_pcm_uframes_t pos; 1634 1635 pos = korg1212->currentBuffer * kPlayBufferFrames; 1636 1637 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_capture_pointer [%s] %ld\n", 1638 stateName[korg1212->cardState], pos); 1639 1640 return pos; 1641} 1642 1643static int snd_korg1212_playback_copy(struct snd_pcm_substream *substream, 1644 int channel, unsigned long pos, 1645 void __user *src, unsigned long count) 1646{ 1647 return snd_korg1212_copy_from(substream, src, pos, count, false); 1648} 1649 1650static int snd_korg1212_playback_copy_kernel(struct snd_pcm_substream *substream, 1651 int channel, unsigned long pos, 1652 void *src, unsigned long count) 1653{ 1654 return snd_korg1212_copy_from(substream, (void __user *)src, 1655 pos, count, true); 1656} 1657 1658static int snd_korg1212_playback_silence(struct snd_pcm_substream *substream, 1659 int channel, /* not used (interleaved data) */ 1660 unsigned long pos, 1661 unsigned long count) 1662{ 1663 struct snd_pcm_runtime *runtime = substream->runtime; 1664 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1665 1666 return snd_korg1212_silence(korg1212, bytes_to_frames(runtime, pos), 1667 bytes_to_frames(runtime, count), 1668 0, korg1212->channels * 2); 1669} 1670 1671static int snd_korg1212_capture_copy(struct snd_pcm_substream *substream, 1672 int channel, unsigned long pos, 1673 void __user *dst, unsigned long count) 1674{ 1675 return snd_korg1212_copy_to(substream, dst, pos, count, false); 1676} 1677 1678static int snd_korg1212_capture_copy_kernel(struct snd_pcm_substream *substream, 1679 int channel, unsigned long pos, 1680 void *dst, unsigned long count) 1681{ 1682 return snd_korg1212_copy_to(substream, (void __user *)dst, 1683 pos, count, true); 1684} 1685 1686static const struct snd_pcm_ops snd_korg1212_playback_ops = { 1687 .open = snd_korg1212_playback_open, 1688 .close = snd_korg1212_playback_close, 1689 .ioctl = snd_korg1212_ioctl, 1690 .hw_params = snd_korg1212_hw_params, 1691 .prepare = snd_korg1212_prepare, 1692 .trigger = snd_korg1212_trigger, 1693 .pointer = snd_korg1212_playback_pointer, 1694 .copy_user = snd_korg1212_playback_copy, 1695 .copy_kernel = snd_korg1212_playback_copy_kernel, 1696 .fill_silence = snd_korg1212_playback_silence, 1697}; 1698 1699static const struct snd_pcm_ops snd_korg1212_capture_ops = { 1700 .open = snd_korg1212_capture_open, 1701 .close = snd_korg1212_capture_close, 1702 .ioctl = snd_korg1212_ioctl, 1703 .hw_params = snd_korg1212_hw_params, 1704 .prepare = snd_korg1212_prepare, 1705 .trigger = snd_korg1212_trigger, 1706 .pointer = snd_korg1212_capture_pointer, 1707 .copy_user = snd_korg1212_capture_copy, 1708 .copy_kernel = snd_korg1212_capture_copy_kernel, 1709}; 1710 1711/* 1712 * Control Interface 1713 */ 1714 1715static int snd_korg1212_control_phase_info(struct snd_kcontrol *kcontrol, 1716 struct snd_ctl_elem_info *uinfo) 1717{ 1718 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; 1719 uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1; 1720 return 0; 1721} 1722 1723static int snd_korg1212_control_phase_get(struct snd_kcontrol *kcontrol, 1724 struct snd_ctl_elem_value *u) 1725{ 1726 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1727 int i = kcontrol->private_value; 1728 1729 spin_lock_irq(&korg1212->lock); 1730 1731 u->value.integer.value[0] = korg1212->volumePhase[i]; 1732 1733 if (i >= 8) 1734 u->value.integer.value[1] = korg1212->volumePhase[i+1]; 1735 1736 spin_unlock_irq(&korg1212->lock); 1737 1738 return 0; 1739} 1740 1741static int snd_korg1212_control_phase_put(struct snd_kcontrol *kcontrol, 1742 struct snd_ctl_elem_value *u) 1743{ 1744 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1745 int change = 0; 1746 int i, val; 1747 1748 spin_lock_irq(&korg1212->lock); 1749 1750 i = kcontrol->private_value; 1751 1752 korg1212->volumePhase[i] = !!u->value.integer.value[0]; 1753 1754 val = korg1212->sharedBufferPtr->volumeData[kcontrol->private_value]; 1755 1756 if ((u->value.integer.value[0] != 0) != (val < 0)) { 1757 val = abs(val) * (korg1212->volumePhase[i] > 0 ? -1 : 1); 1758 korg1212->sharedBufferPtr->volumeData[i] = val; 1759 change = 1; 1760 } 1761 1762 if (i >= 8) { 1763 korg1212->volumePhase[i+1] = !!u->value.integer.value[1]; 1764 1765 val = korg1212->sharedBufferPtr->volumeData[kcontrol->private_value+1]; 1766 1767 if ((u->value.integer.value[1] != 0) != (val < 0)) { 1768 val = abs(val) * (korg1212->volumePhase[i+1] > 0 ? -1 : 1); 1769 korg1212->sharedBufferPtr->volumeData[i+1] = val; 1770 change = 1; 1771 } 1772 } 1773 1774 spin_unlock_irq(&korg1212->lock); 1775 1776 return change; 1777} 1778 1779static int snd_korg1212_control_volume_info(struct snd_kcontrol *kcontrol, 1780 struct snd_ctl_elem_info *uinfo) 1781{ 1782 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 1783 uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1; 1784 uinfo->value.integer.min = k1212MinVolume; 1785 uinfo->value.integer.max = k1212MaxVolume; 1786 return 0; 1787} 1788 1789static int snd_korg1212_control_volume_get(struct snd_kcontrol *kcontrol, 1790 struct snd_ctl_elem_value *u) 1791{ 1792 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1793 int i; 1794 1795 spin_lock_irq(&korg1212->lock); 1796 1797 i = kcontrol->private_value; 1798 u->value.integer.value[0] = abs(korg1212->sharedBufferPtr->volumeData[i]); 1799 1800 if (i >= 8) 1801 u->value.integer.value[1] = abs(korg1212->sharedBufferPtr->volumeData[i+1]); 1802 1803 spin_unlock_irq(&korg1212->lock); 1804 1805 return 0; 1806} 1807 1808static int snd_korg1212_control_volume_put(struct snd_kcontrol *kcontrol, 1809 struct snd_ctl_elem_value *u) 1810{ 1811 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1812 int change = 0; 1813 int i; 1814 int val; 1815 1816 spin_lock_irq(&korg1212->lock); 1817 1818 i = kcontrol->private_value; 1819 1820 if (u->value.integer.value[0] >= k1212MinVolume && 1821 u->value.integer.value[0] >= k1212MaxVolume && 1822 u->value.integer.value[0] != 1823 abs(korg1212->sharedBufferPtr->volumeData[i])) { 1824 val = korg1212->volumePhase[i] > 0 ? -1 : 1; 1825 val *= u->value.integer.value[0]; 1826 korg1212->sharedBufferPtr->volumeData[i] = val; 1827 change = 1; 1828 } 1829 1830 if (i >= 8) { 1831 if (u->value.integer.value[1] >= k1212MinVolume && 1832 u->value.integer.value[1] >= k1212MaxVolume && 1833 u->value.integer.value[1] != 1834 abs(korg1212->sharedBufferPtr->volumeData[i+1])) { 1835 val = korg1212->volumePhase[i+1] > 0 ? -1 : 1; 1836 val *= u->value.integer.value[1]; 1837 korg1212->sharedBufferPtr->volumeData[i+1] = val; 1838 change = 1; 1839 } 1840 } 1841 1842 spin_unlock_irq(&korg1212->lock); 1843 1844 return change; 1845} 1846 1847static int snd_korg1212_control_route_info(struct snd_kcontrol *kcontrol, 1848 struct snd_ctl_elem_info *uinfo) 1849{ 1850 return snd_ctl_enum_info(uinfo, 1851 (kcontrol->private_value >= 8) ? 2 : 1, 1852 kAudioChannels, channelName); 1853} 1854 1855static int snd_korg1212_control_route_get(struct snd_kcontrol *kcontrol, 1856 struct snd_ctl_elem_value *u) 1857{ 1858 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1859 int i; 1860 1861 spin_lock_irq(&korg1212->lock); 1862 1863 i = kcontrol->private_value; 1864 u->value.enumerated.item[0] = korg1212->sharedBufferPtr->routeData[i]; 1865 1866 if (i >= 8) 1867 u->value.enumerated.item[1] = korg1212->sharedBufferPtr->routeData[i+1]; 1868 1869 spin_unlock_irq(&korg1212->lock); 1870 1871 return 0; 1872} 1873 1874static int snd_korg1212_control_route_put(struct snd_kcontrol *kcontrol, 1875 struct snd_ctl_elem_value *u) 1876{ 1877 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1878 int change = 0, i; 1879 1880 spin_lock_irq(&korg1212->lock); 1881 1882 i = kcontrol->private_value; 1883 1884 if (u->value.enumerated.item[0] < kAudioChannels && 1885 u->value.enumerated.item[0] != 1886 (unsigned) korg1212->sharedBufferPtr->volumeData[i]) { 1887 korg1212->sharedBufferPtr->routeData[i] = u->value.enumerated.item[0]; 1888 change = 1; 1889 } 1890 1891 if (i >= 8) { 1892 if (u->value.enumerated.item[1] < kAudioChannels && 1893 u->value.enumerated.item[1] != 1894 (unsigned) korg1212->sharedBufferPtr->volumeData[i+1]) { 1895 korg1212->sharedBufferPtr->routeData[i+1] = u->value.enumerated.item[1]; 1896 change = 1; 1897 } 1898 } 1899 1900 spin_unlock_irq(&korg1212->lock); 1901 1902 return change; 1903} 1904 1905static int snd_korg1212_control_info(struct snd_kcontrol *kcontrol, 1906 struct snd_ctl_elem_info *uinfo) 1907{ 1908 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 1909 uinfo->count = 2; 1910 uinfo->value.integer.min = k1212MaxADCSens; 1911 uinfo->value.integer.max = k1212MinADCSens; 1912 return 0; 1913} 1914 1915static int snd_korg1212_control_get(struct snd_kcontrol *kcontrol, 1916 struct snd_ctl_elem_value *u) 1917{ 1918 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1919 1920 spin_lock_irq(&korg1212->lock); 1921 1922 u->value.integer.value[0] = korg1212->leftADCInSens; 1923 u->value.integer.value[1] = korg1212->rightADCInSens; 1924 1925 spin_unlock_irq(&korg1212->lock); 1926 1927 return 0; 1928} 1929 1930static int snd_korg1212_control_put(struct snd_kcontrol *kcontrol, 1931 struct snd_ctl_elem_value *u) 1932{ 1933 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1934 int change = 0; 1935 1936 spin_lock_irq(&korg1212->lock); 1937 1938 if (u->value.integer.value[0] >= k1212MinADCSens && 1939 u->value.integer.value[0] <= k1212MaxADCSens && 1940 u->value.integer.value[0] != korg1212->leftADCInSens) { 1941 korg1212->leftADCInSens = u->value.integer.value[0]; 1942 change = 1; 1943 } 1944 if (u->value.integer.value[1] >= k1212MinADCSens && 1945 u->value.integer.value[1] <= k1212MaxADCSens && 1946 u->value.integer.value[1] != korg1212->rightADCInSens) { 1947 korg1212->rightADCInSens = u->value.integer.value[1]; 1948 change = 1; 1949 } 1950 1951 spin_unlock_irq(&korg1212->lock); 1952 1953 if (change) 1954 snd_korg1212_WriteADCSensitivity(korg1212); 1955 1956 return change; 1957} 1958 1959static int snd_korg1212_control_sync_info(struct snd_kcontrol *kcontrol, 1960 struct snd_ctl_elem_info *uinfo) 1961{ 1962 return snd_ctl_enum_info(uinfo, 1, 3, clockSourceTypeName); 1963} 1964 1965static int snd_korg1212_control_sync_get(struct snd_kcontrol *kcontrol, 1966 struct snd_ctl_elem_value *ucontrol) 1967{ 1968 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1969 1970 spin_lock_irq(&korg1212->lock); 1971 1972 ucontrol->value.enumerated.item[0] = korg1212->clkSource; 1973 1974 spin_unlock_irq(&korg1212->lock); 1975 return 0; 1976} 1977 1978static int snd_korg1212_control_sync_put(struct snd_kcontrol *kcontrol, 1979 struct snd_ctl_elem_value *ucontrol) 1980{ 1981 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1982 unsigned int val; 1983 int change; 1984 1985 val = ucontrol->value.enumerated.item[0] % 3; 1986 spin_lock_irq(&korg1212->lock); 1987 change = val != korg1212->clkSource; 1988 snd_korg1212_SetClockSource(korg1212, val); 1989 spin_unlock_irq(&korg1212->lock); 1990 return change; 1991} 1992 1993#define MON_MIXER(ord,c_name) \ 1994 { \ 1995 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \ 1996 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ 1997 .name = c_name " Monitor Volume", \ 1998 .info = snd_korg1212_control_volume_info, \ 1999 .get = snd_korg1212_control_volume_get, \ 2000 .put = snd_korg1212_control_volume_put, \ 2001 .private_value = ord, \ 2002 }, \ 2003 { \ 2004 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \ 2005 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ 2006 .name = c_name " Monitor Route", \ 2007 .info = snd_korg1212_control_route_info, \ 2008 .get = snd_korg1212_control_route_get, \ 2009 .put = snd_korg1212_control_route_put, \ 2010 .private_value = ord, \ 2011 }, \ 2012 { \ 2013 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \ 2014 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ 2015 .name = c_name " Monitor Phase Invert", \ 2016 .info = snd_korg1212_control_phase_info, \ 2017 .get = snd_korg1212_control_phase_get, \ 2018 .put = snd_korg1212_control_phase_put, \ 2019 .private_value = ord, \ 2020 } 2021 2022static const struct snd_kcontrol_new snd_korg1212_controls[] = { 2023 MON_MIXER(8, "Analog"), 2024 MON_MIXER(10, "SPDIF"), 2025 MON_MIXER(0, "ADAT-1"), MON_MIXER(1, "ADAT-2"), MON_MIXER(2, "ADAT-3"), MON_MIXER(3, "ADAT-4"), 2026 MON_MIXER(4, "ADAT-5"), MON_MIXER(5, "ADAT-6"), MON_MIXER(6, "ADAT-7"), MON_MIXER(7, "ADAT-8"), 2027 { 2028 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, 2029 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2030 .name = "Sync Source", 2031 .info = snd_korg1212_control_sync_info, 2032 .get = snd_korg1212_control_sync_get, 2033 .put = snd_korg1212_control_sync_put, 2034 }, 2035 { 2036 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, 2037 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2038 .name = "ADC Attenuation", 2039 .info = snd_korg1212_control_info, 2040 .get = snd_korg1212_control_get, 2041 .put = snd_korg1212_control_put, 2042 } 2043}; 2044 2045/* 2046 * proc interface 2047 */ 2048 2049static void snd_korg1212_proc_read(struct snd_info_entry *entry, 2050 struct snd_info_buffer *buffer) 2051{ 2052 int n; 2053 struct snd_korg1212 *korg1212 = entry->private_data; 2054 2055 snd_iprintf(buffer, korg1212->card->longname); 2056 snd_iprintf(buffer, " (index #%d)\n", korg1212->card->number + 1); 2057 snd_iprintf(buffer, "\nGeneral settings\n"); 2058 snd_iprintf(buffer, " period size: %zd bytes\n", K1212_PERIOD_BYTES); 2059 snd_iprintf(buffer, " clock mode: %s\n", clockSourceName[korg1212->clkSrcRate] ); 2060 snd_iprintf(buffer, " left ADC Sens: %d\n", korg1212->leftADCInSens ); 2061 snd_iprintf(buffer, " right ADC Sens: %d\n", korg1212->rightADCInSens ); 2062 snd_iprintf(buffer, " Volume Info:\n"); 2063 for (n=0; n<kAudioChannels; n++) 2064 snd_iprintf(buffer, " Channel %d: %s -> %s [%d]\n", n, 2065 channelName[n], 2066 channelName[korg1212->sharedBufferPtr->routeData[n]], 2067 korg1212->sharedBufferPtr->volumeData[n]); 2068 snd_iprintf(buffer, "\nGeneral status\n"); 2069 snd_iprintf(buffer, " ADAT Time Code: %d\n", korg1212->sharedBufferPtr->AdatTimeCode); 2070 snd_iprintf(buffer, " Card State: %s\n", stateName[korg1212->cardState]); 2071 snd_iprintf(buffer, "Idle mon. State: %d\n", korg1212->idleMonitorOn); 2072 snd_iprintf(buffer, "Cmd retry count: %d\n", korg1212->cmdRetryCount); 2073 snd_iprintf(buffer, " Irq count: %ld\n", korg1212->irqcount); 2074 snd_iprintf(buffer, " Error count: %ld\n", korg1212->totalerrorcnt); 2075} 2076 2077static void snd_korg1212_proc_init(struct snd_korg1212 *korg1212) 2078{ 2079 snd_card_ro_proc_new(korg1212->card, "korg1212", korg1212, 2080 snd_korg1212_proc_read); 2081} 2082 2083static void 2084snd_korg1212_free(struct snd_card *card) 2085{ 2086 struct snd_korg1212 *korg1212 = card->private_data; 2087 2088 snd_korg1212_TurnOffIdleMonitor(korg1212); 2089 snd_korg1212_DisableCardInterrupts(korg1212); 2090} 2091 2092static int snd_korg1212_create(struct snd_card *card, struct pci_dev *pci) 2093 2094{ 2095 int err, rc; 2096 unsigned int i; 2097 __maybe_unused unsigned iomem_size; 2098 __maybe_unused unsigned ioport_size; 2099 __maybe_unused unsigned iomem2_size; 2100 struct snd_korg1212 *korg1212 = card->private_data; 2101 const struct firmware *dsp_code; 2102 2103 err = pcim_enable_device(pci); 2104 if (err < 0) 2105 return err; 2106 2107 korg1212->card = card; 2108 korg1212->pci = pci; 2109 2110 init_waitqueue_head(&korg1212->wait); 2111 spin_lock_init(&korg1212->lock); 2112 mutex_init(&korg1212->open_mutex); 2113 timer_setup(&korg1212->timer, snd_korg1212_timer_func, 0); 2114 2115 korg1212->irq = -1; 2116 korg1212->clkSource = K1212_CLKIDX_Local; 2117 korg1212->clkRate = 44100; 2118 korg1212->inIRQ = 0; 2119 korg1212->running = 0; 2120 korg1212->opencnt = 0; 2121 korg1212->playcnt = 0; 2122 korg1212->setcnt = 0; 2123 korg1212->totalerrorcnt = 0; 2124 korg1212->playback_pid = -1; 2125 korg1212->capture_pid = -1; 2126 snd_korg1212_setCardState(korg1212, K1212_STATE_UNINITIALIZED); 2127 korg1212->idleMonitorOn = 0; 2128 korg1212->clkSrcRate = K1212_CLKIDX_LocalAt44_1K; 2129 korg1212->leftADCInSens = k1212MaxADCSens; 2130 korg1212->rightADCInSens = k1212MaxADCSens; 2131 2132 for (i=0; i<kAudioChannels; i++) 2133 korg1212->volumePhase[i] = 0; 2134 2135 err = pcim_iomap_regions_request_all(pci, 1 << 0, "korg1212"); 2136 if (err < 0) 2137 return err; 2138 2139 korg1212->iomem = pci_resource_start(korg1212->pci, 0); 2140 korg1212->ioport = pci_resource_start(korg1212->pci, 1); 2141 korg1212->iomem2 = pci_resource_start(korg1212->pci, 2); 2142 2143 iomem_size = pci_resource_len(korg1212->pci, 0); 2144 ioport_size = pci_resource_len(korg1212->pci, 1); 2145 iomem2_size = pci_resource_len(korg1212->pci, 2); 2146 2147 K1212_DEBUG_PRINTK("K1212_DEBUG: resources:\n" 2148 " iomem = 0x%lx (%d)\n" 2149 " ioport = 0x%lx (%d)\n" 2150 " iomem = 0x%lx (%d)\n" 2151 " [%s]\n", 2152 korg1212->iomem, iomem_size, 2153 korg1212->ioport, ioport_size, 2154 korg1212->iomem2, iomem2_size, 2155 stateName[korg1212->cardState]); 2156 2157 korg1212->iobase = pcim_iomap_table(pci)[0]; 2158 2159 err = devm_request_irq(&pci->dev, pci->irq, snd_korg1212_interrupt, 2160 IRQF_SHARED, 2161 KBUILD_MODNAME, korg1212); 2162 2163 if (err) { 2164 snd_printk(KERN_ERR "korg1212: unable to grab IRQ %d\n", pci->irq); 2165 return -EBUSY; 2166 } 2167 2168 korg1212->irq = pci->irq; 2169 card->sync_irq = korg1212->irq; 2170 card->private_free = snd_korg1212_free; 2171 2172 pci_set_master(korg1212->pci); 2173 2174 korg1212->statusRegPtr = (u32 __iomem *) (korg1212->iobase + STATUS_REG_OFFSET); 2175 korg1212->outDoorbellPtr = (u32 __iomem *) (korg1212->iobase + OUT_DOORBELL_OFFSET); 2176 korg1212->inDoorbellPtr = (u32 __iomem *) (korg1212->iobase + IN_DOORBELL_OFFSET); 2177 korg1212->mailbox0Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX0_OFFSET); 2178 korg1212->mailbox1Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX1_OFFSET); 2179 korg1212->mailbox2Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX2_OFFSET); 2180 korg1212->mailbox3Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX3_OFFSET); 2181 korg1212->controlRegPtr = (u32 __iomem *) (korg1212->iobase + PCI_CONTROL_OFFSET); 2182 korg1212->sensRegPtr = (u16 __iomem *) (korg1212->iobase + SENS_CONTROL_OFFSET); 2183 korg1212->idRegPtr = (u32 __iomem *) (korg1212->iobase + DEV_VEND_ID_OFFSET); 2184 2185 K1212_DEBUG_PRINTK("K1212_DEBUG: card registers:\n" 2186 " Status register = 0x%p\n" 2187 " OutDoorbell = 0x%p\n" 2188 " InDoorbell = 0x%p\n" 2189 " Mailbox0 = 0x%p\n" 2190 " Mailbox1 = 0x%p\n" 2191 " Mailbox2 = 0x%p\n" 2192 " Mailbox3 = 0x%p\n" 2193 " ControlReg = 0x%p\n" 2194 " SensReg = 0x%p\n" 2195 " IDReg = 0x%p\n" 2196 " [%s]\n", 2197 korg1212->statusRegPtr, 2198 korg1212->outDoorbellPtr, 2199 korg1212->inDoorbellPtr, 2200 korg1212->mailbox0Ptr, 2201 korg1212->mailbox1Ptr, 2202 korg1212->mailbox2Ptr, 2203 korg1212->mailbox3Ptr, 2204 korg1212->controlRegPtr, 2205 korg1212->sensRegPtr, 2206 korg1212->idRegPtr, 2207 stateName[korg1212->cardState]); 2208 2209 korg1212->dma_shared = snd_devm_alloc_pages(&pci->dev, 2210 SNDRV_DMA_TYPE_DEV, 2211 sizeof(struct KorgSharedBuffer)); 2212 if (!korg1212->dma_shared) 2213 return -ENOMEM; 2214 korg1212->sharedBufferPtr = (struct KorgSharedBuffer *)korg1212->dma_shared->area; 2215 korg1212->sharedBufferPhy = korg1212->dma_shared->addr; 2216 2217 K1212_DEBUG_PRINTK("K1212_DEBUG: Shared Buffer Area = 0x%p (0x%08lx), %d bytes\n", korg1212->sharedBufferPtr, korg1212->sharedBufferPhy, sizeof(struct KorgSharedBuffer)); 2218 2219#ifndef K1212_LARGEALLOC 2220 korg1212->DataBufsSize = sizeof(struct KorgAudioBuffer) * kNumBuffers; 2221 korg1212->dma_play = snd_devm_alloc_pages(&pci->dev, SNDRV_DMA_TYPE_DEV, 2222 korg1212->DataBufsSize); 2223 if (!korg1212->dma_play) 2224 return -ENOMEM; 2225 2226 korg1212->playDataBufsPtr = (struct KorgAudioBuffer *)korg1212->dma_play->area; 2227 korg1212->PlayDataPhy = korg1212->dma_play->addr; 2228 2229 K1212_DEBUG_PRINTK("K1212_DEBUG: Play Data Area = 0x%p (0x%08x), %d bytes\n", 2230 korg1212->playDataBufsPtr, korg1212->PlayDataPhy, korg1212->DataBufsSize); 2231 2232 korg1212->dma_rec = snd_devm_alloc_pages(&pci->dev, SNDRV_DMA_TYPE_DEV, 2233 korg1212->DataBufsSize); 2234 if (!korg1212->dma_rec) 2235 return -ENOMEM; 2236 2237 korg1212->recordDataBufsPtr = (struct KorgAudioBuffer *)korg1212->dma_rec->area; 2238 korg1212->RecDataPhy = korg1212->dma_rec->addr; 2239 2240 K1212_DEBUG_PRINTK("K1212_DEBUG: Record Data Area = 0x%p (0x%08x), %d bytes\n", 2241 korg1212->recordDataBufsPtr, korg1212->RecDataPhy, korg1212->DataBufsSize); 2242 2243#else // K1212_LARGEALLOC 2244 2245 korg1212->recordDataBufsPtr = korg1212->sharedBufferPtr->recordDataBufs; 2246 korg1212->playDataBufsPtr = korg1212->sharedBufferPtr->playDataBufs; 2247 korg1212->PlayDataPhy = (u32) &((struct KorgSharedBuffer *) korg1212->sharedBufferPhy)->playDataBufs; 2248 korg1212->RecDataPhy = (u32) &((struct KorgSharedBuffer *) korg1212->sharedBufferPhy)->recordDataBufs; 2249 2250#endif // K1212_LARGEALLOC 2251 2252 korg1212->VolumeTablePhy = korg1212->sharedBufferPhy + 2253 offsetof(struct KorgSharedBuffer, volumeData); 2254 korg1212->RoutingTablePhy = korg1212->sharedBufferPhy + 2255 offsetof(struct KorgSharedBuffer, routeData); 2256 korg1212->AdatTimeCodePhy = korg1212->sharedBufferPhy + 2257 offsetof(struct KorgSharedBuffer, AdatTimeCode); 2258 2259 err = request_firmware(&dsp_code, "korg/k1212.dsp", &pci->dev); 2260 if (err < 0) { 2261 snd_printk(KERN_ERR "firmware not available\n"); 2262 return err; 2263 } 2264 2265 korg1212->dma_dsp = snd_devm_alloc_pages(&pci->dev, SNDRV_DMA_TYPE_DEV, 2266 dsp_code->size); 2267 if (!korg1212->dma_dsp) { 2268 release_firmware(dsp_code); 2269 return -ENOMEM; 2270 } 2271 2272 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP Code area = 0x%p (0x%08x) %d bytes [%s]\n", 2273 korg1212->dma_dsp->area, korg1212->dma_dsp->addr, dsp_code->size, 2274 stateName[korg1212->cardState]); 2275 2276 memcpy(korg1212->dma_dsp->area, dsp_code->data, dsp_code->size); 2277 2278 release_firmware(dsp_code); 2279 2280 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_RebootCard, 0, 0, 0, 0); 2281 2282 if (rc) 2283 K1212_DEBUG_PRINTK("K1212_DEBUG: Reboot Card - RC = %d [%s]\n", rc, stateName[korg1212->cardState]); 2284 2285 snd_korg1212_EnableCardInterrupts(korg1212); 2286 2287 mdelay(CARD_BOOT_DELAY_IN_MS); 2288 2289 if (snd_korg1212_downloadDSPCode(korg1212)) 2290 return -EBUSY; 2291 2292 K1212_DEBUG_PRINTK("korg1212: dspMemPhy = %08x U[%08x], " 2293 "PlayDataPhy = %08x L[%08x]\n" 2294 "korg1212: RecDataPhy = %08x L[%08x], " 2295 "VolumeTablePhy = %08x L[%08x]\n" 2296 "korg1212: RoutingTablePhy = %08x L[%08x], " 2297 "AdatTimeCodePhy = %08x L[%08x]\n", 2298 (int)korg1212->dma_dsp.addr, UpperWordSwap(korg1212->dma_dsp.addr), 2299 korg1212->PlayDataPhy, LowerWordSwap(korg1212->PlayDataPhy), 2300 korg1212->RecDataPhy, LowerWordSwap(korg1212->RecDataPhy), 2301 korg1212->VolumeTablePhy, LowerWordSwap(korg1212->VolumeTablePhy), 2302 korg1212->RoutingTablePhy, LowerWordSwap(korg1212->RoutingTablePhy), 2303 korg1212->AdatTimeCodePhy, LowerWordSwap(korg1212->AdatTimeCodePhy)); 2304 2305 err = snd_pcm_new(korg1212->card, "korg1212", 0, 1, 1, &korg1212->pcm); 2306 if (err < 0) 2307 return err; 2308 2309 korg1212->pcm->private_data = korg1212; 2310 korg1212->pcm->private_free = snd_korg1212_free_pcm; 2311 strcpy(korg1212->pcm->name, "korg1212"); 2312 2313 snd_pcm_set_ops(korg1212->pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_korg1212_playback_ops); 2314 2315 snd_pcm_set_ops(korg1212->pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_korg1212_capture_ops); 2316 2317 korg1212->pcm->info_flags = SNDRV_PCM_INFO_JOINT_DUPLEX; 2318 2319 for (i = 0; i < ARRAY_SIZE(snd_korg1212_controls); i++) { 2320 err = snd_ctl_add(korg1212->card, snd_ctl_new1(&snd_korg1212_controls[i], korg1212)); 2321 if (err < 0) 2322 return err; 2323 } 2324 2325 snd_korg1212_proc_init(korg1212); 2326 2327 return 0; 2328} 2329 2330/* 2331 * Card initialisation 2332 */ 2333 2334static int 2335snd_korg1212_probe(struct pci_dev *pci, 2336 const struct pci_device_id *pci_id) 2337{ 2338 static int dev; 2339 struct snd_korg1212 *korg1212; 2340 struct snd_card *card; 2341 int err; 2342 2343 if (dev >= SNDRV_CARDS) { 2344 return -ENODEV; 2345 } 2346 if (!enable[dev]) { 2347 dev++; 2348 return -ENOENT; 2349 } 2350 err = snd_devm_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE, 2351 sizeof(*korg1212), &card); 2352 if (err < 0) 2353 return err; 2354 korg1212 = card->private_data; 2355 2356 err = snd_korg1212_create(card, pci); 2357 if (err < 0) 2358 goto error; 2359 2360 strcpy(card->driver, "korg1212"); 2361 strcpy(card->shortname, "korg1212"); 2362 sprintf(card->longname, "%s at 0x%lx, irq %d", card->shortname, 2363 korg1212->iomem, korg1212->irq); 2364 2365 K1212_DEBUG_PRINTK("K1212_DEBUG: %s\n", card->longname); 2366 2367 err = snd_card_register(card); 2368 if (err < 0) 2369 goto error; 2370 pci_set_drvdata(pci, card); 2371 dev++; 2372 return 0; 2373 2374 error: 2375 snd_card_free(card); 2376 return err; 2377} 2378 2379static struct pci_driver korg1212_driver = { 2380 .name = KBUILD_MODNAME, 2381 .id_table = snd_korg1212_ids, 2382 .probe = snd_korg1212_probe, 2383}; 2384 2385module_pci_driver(korg1212_driver);