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,...) 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 // ---------------------------------------------------------------------------- 50 enum 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 // ---------------------------------------------------------------------------- 72 enum 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 // ---------------------------------------------------------------------------- 97 enum 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 // ---------------------------------------------------------------------------- 121 enum 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 // ---------------------------------------------------------------------------- 132 enum 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. 247 248 enum 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 }; 257 258 enum 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 }; 263 264 struct 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 }; 269 270 struct KorgAudioBuffer { 271 struct KorgAudioFrame bufferData[kPlayBufferFrames]; /* buffer definition */ 272 }; 273 274 struct 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 }; 284 285 struct 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 }; 301 302 struct 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 }; 388 389 MODULE_DESCRIPTION("korg1212"); 390 MODULE_LICENSE("GPL"); 391 MODULE_SUPPORTED_DEVICE("{{KORG,korg1212}}"); 392 MODULE_FIRMWARE("korg/k1212.dsp"); 393 394 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ 395 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ 396 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */ 397 398 module_param_array(index, int, NULL, 0444); 399 MODULE_PARM_DESC(index, "Index value for Korg 1212 soundcard."); 400 module_param_array(id, charp, NULL, 0444); 401 MODULE_PARM_DESC(id, "ID string for Korg 1212 soundcard."); 402 module_param_array(enable, bool, NULL, 0444); 403 MODULE_PARM_DESC(enable, "Enable Korg 1212 soundcard."); 404 MODULE_AUTHOR("Haroldo Gamal <gamal@alternex.com.br>"); 405 406 static const struct pci_device_id snd_korg1212_ids[] = { 407 { 408 .vendor = 0x10b5, 409 .device = 0x906d, 410 .subvendor = PCI_ANY_ID, 411 .subdevice = PCI_ANY_ID, 412 }, 413 { 0, }, 414 }; 415 416 MODULE_DEVICE_TABLE(pci, snd_korg1212_ids); 417 418 static char *stateName[] = { 419 "Non-existent", 420 "Uninitialized", 421 "DSP download in process", 422 "DSP download complete", 423 "Ready", 424 "Open", 425 "Setup for play", 426 "Playing", 427 "Monitor mode on", 428 "Calibrating", 429 "Invalid" 430 }; 431 432 static const char * const clockSourceTypeName[] = { "ADAT", "S/PDIF", "local" }; 433 434 static const char * const clockSourceName[] = { 435 "ADAT at 44.1 kHz", 436 "ADAT at 48 kHz", 437 "S/PDIF at 44.1 kHz", 438 "S/PDIF at 48 kHz", 439 "local clock at 44.1 kHz", 440 "local clock at 48 kHz" 441 }; 442 443 static const char * const channelName[] = { 444 "ADAT-1", 445 "ADAT-2", 446 "ADAT-3", 447 "ADAT-4", 448 "ADAT-5", 449 "ADAT-6", 450 "ADAT-7", 451 "ADAT-8", 452 "Analog-L", 453 "Analog-R", 454 "SPDIF-L", 455 "SPDIF-R", 456 }; 457 458 static u16 ClockSourceSelector[] = { 459 0x8000, // selects source as ADAT at 44.1 kHz 460 0x0000, // selects source as ADAT at 48 kHz 461 0x8001, // selects source as S/PDIF at 44.1 kHz 462 0x0001, // selects source as S/PDIF at 48 kHz 463 0x8002, // selects source as local clock at 44.1 kHz 464 0x0002 // selects source as local clock at 48 kHz 465 }; 466 467 union swap_u32 { unsigned char c[4]; u32 i; }; 468 469 #ifdef SNDRV_BIG_ENDIAN 470 static u32 LowerWordSwap(u32 swappee) 471 #else 472 static u32 UpperWordSwap(u32 swappee) 473 #endif 474 { 475 union swap_u32 retVal, swapper; 476 477 swapper.i = swappee; 478 retVal.c[2] = swapper.c[3]; 479 retVal.c[3] = swapper.c[2]; 480 retVal.c[1] = swapper.c[1]; 481 retVal.c[0] = swapper.c[0]; 482 483 return retVal.i; 484 } 485 486 #ifdef SNDRV_BIG_ENDIAN 487 static u32 UpperWordSwap(u32 swappee) 488 #else 489 static u32 LowerWordSwap(u32 swappee) 490 #endif 491 { 492 union swap_u32 retVal, swapper; 493 494 swapper.i = swappee; 495 retVal.c[2] = swapper.c[2]; 496 retVal.c[3] = swapper.c[3]; 497 retVal.c[1] = swapper.c[0]; 498 retVal.c[0] = swapper.c[1]; 499 500 return retVal.i; 501 } 502 503 #define SetBitInWord(theWord,bitPosition) (*theWord) |= (0x0001 << bitPosition) 504 #define SetBitInDWord(theWord,bitPosition) (*theWord) |= (0x00000001 << bitPosition) 505 #define ClearBitInWord(theWord,bitPosition) (*theWord) &= ~(0x0001 << bitPosition) 506 #define ClearBitInDWord(theWord,bitPosition) (*theWord) &= ~(0x00000001 << bitPosition) 507 508 static int snd_korg1212_Send1212Command(struct snd_korg1212 *korg1212, 509 enum korg1212_dbcnst doorbellVal, 510 u32 mailBox0Val, u32 mailBox1Val, 511 u32 mailBox2Val, u32 mailBox3Val) 512 { 513 u32 retryCount; 514 u16 mailBox3Lo; 515 int rc = K1212_CMDRET_Success; 516 517 if (!korg1212->outDoorbellPtr) { 518 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: CardUninitialized\n"); 519 return K1212_CMDRET_CardUninitialized; 520 } 521 522 K1212_DEBUG_PRINTK("K1212_DEBUG: Card <- 0x%08x 0x%08x [%s]\n", 523 doorbellVal, mailBox0Val, stateName[korg1212->cardState]); 524 for (retryCount = 0; retryCount < MAX_COMMAND_RETRIES; retryCount++) { 525 writel(mailBox3Val, korg1212->mailbox3Ptr); 526 writel(mailBox2Val, korg1212->mailbox2Ptr); 527 writel(mailBox1Val, korg1212->mailbox1Ptr); 528 writel(mailBox0Val, korg1212->mailbox0Ptr); 529 writel(doorbellVal, korg1212->outDoorbellPtr); // interrupt the card 530 531 // -------------------------------------------------------------- 532 // the reboot command will not give an acknowledgement. 533 // -------------------------------------------------------------- 534 if ( doorbellVal == K1212_DB_RebootCard || 535 doorbellVal == K1212_DB_BootFromDSPPage4 || 536 doorbellVal == K1212_DB_StartDSPDownload ) { 537 rc = K1212_CMDRET_Success; 538 break; 539 } 540 541 // -------------------------------------------------------------- 542 // See if the card acknowledged the command. Wait a bit, then 543 // read in the low word of mailbox3. If the MSB is set and the 544 // low byte is equal to the doorbell value, then it ack'd. 545 // -------------------------------------------------------------- 546 udelay(COMMAND_ACK_DELAY); 547 mailBox3Lo = readl(korg1212->mailbox3Ptr); 548 if (mailBox3Lo & COMMAND_ACK_MASK) { 549 if ((mailBox3Lo & DOORBELL_VAL_MASK) == (doorbellVal & DOORBELL_VAL_MASK)) { 550 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: Card <- Success\n"); 551 rc = K1212_CMDRET_Success; 552 break; 553 } 554 } 555 } 556 korg1212->cmdRetryCount += retryCount; 557 558 if (retryCount >= MAX_COMMAND_RETRIES) { 559 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: Card <- NoAckFromCard\n"); 560 rc = K1212_CMDRET_NoAckFromCard; 561 } 562 563 return rc; 564 } 565 566 /* spinlock already held */ 567 static void snd_korg1212_SendStop(struct snd_korg1212 *korg1212) 568 { 569 if (! korg1212->stop_pending_cnt) { 570 korg1212->sharedBufferPtr->cardCommand = 0xffffffff; 571 /* program the timer */ 572 korg1212->stop_pending_cnt = HZ; 573 mod_timer(&korg1212->timer, jiffies + 1); 574 } 575 } 576 577 static void snd_korg1212_SendStopAndWait(struct snd_korg1212 *korg1212) 578 { 579 unsigned long flags; 580 spin_lock_irqsave(&korg1212->lock, flags); 581 korg1212->dsp_stop_is_processed = 0; 582 snd_korg1212_SendStop(korg1212); 583 spin_unlock_irqrestore(&korg1212->lock, flags); 584 wait_event_timeout(korg1212->wait, korg1212->dsp_stop_is_processed, (HZ * 3) / 2); 585 } 586 587 /* timer callback for checking the ack of stop request */ 588 static void snd_korg1212_timer_func(struct timer_list *t) 589 { 590 struct snd_korg1212 *korg1212 = from_timer(korg1212, t, timer); 591 unsigned long flags; 592 593 spin_lock_irqsave(&korg1212->lock, flags); 594 if (korg1212->sharedBufferPtr->cardCommand == 0) { 595 /* ack'ed */ 596 korg1212->stop_pending_cnt = 0; 597 korg1212->dsp_stop_is_processed = 1; 598 wake_up(&korg1212->wait); 599 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: Stop ack'ed [%s]\n", 600 stateName[korg1212->cardState]); 601 } else { 602 if (--korg1212->stop_pending_cnt > 0) { 603 /* reprogram timer */ 604 mod_timer(&korg1212->timer, jiffies + 1); 605 } else { 606 snd_printd("korg1212_timer_func timeout\n"); 607 korg1212->sharedBufferPtr->cardCommand = 0; 608 korg1212->dsp_stop_is_processed = 1; 609 wake_up(&korg1212->wait); 610 K1212_DEBUG_PRINTK("K1212_DEBUG: Stop timeout [%s]\n", 611 stateName[korg1212->cardState]); 612 } 613 } 614 spin_unlock_irqrestore(&korg1212->lock, flags); 615 } 616 617 static int snd_korg1212_TurnOnIdleMonitor(struct snd_korg1212 *korg1212) 618 { 619 unsigned long flags; 620 int rc; 621 622 udelay(INTERCOMMAND_DELAY); 623 spin_lock_irqsave(&korg1212->lock, flags); 624 korg1212->idleMonitorOn = 1; 625 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 626 K1212_MODE_MonitorOn, 0, 0, 0); 627 spin_unlock_irqrestore(&korg1212->lock, flags); 628 return rc; 629 } 630 631 static void snd_korg1212_TurnOffIdleMonitor(struct snd_korg1212 *korg1212) 632 { 633 if (korg1212->idleMonitorOn) { 634 snd_korg1212_SendStopAndWait(korg1212); 635 korg1212->idleMonitorOn = 0; 636 } 637 } 638 639 static inline void snd_korg1212_setCardState(struct snd_korg1212 * korg1212, enum CardState csState) 640 { 641 korg1212->cardState = csState; 642 } 643 644 static int snd_korg1212_OpenCard(struct snd_korg1212 * korg1212) 645 { 646 K1212_DEBUG_PRINTK("K1212_DEBUG: OpenCard [%s] %d\n", 647 stateName[korg1212->cardState], korg1212->opencnt); 648 mutex_lock(&korg1212->open_mutex); 649 if (korg1212->opencnt++ == 0) { 650 snd_korg1212_TurnOffIdleMonitor(korg1212); 651 snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN); 652 } 653 654 mutex_unlock(&korg1212->open_mutex); 655 return 1; 656 } 657 658 static int snd_korg1212_CloseCard(struct snd_korg1212 * korg1212) 659 { 660 K1212_DEBUG_PRINTK("K1212_DEBUG: CloseCard [%s] %d\n", 661 stateName[korg1212->cardState], korg1212->opencnt); 662 663 mutex_lock(&korg1212->open_mutex); 664 if (--(korg1212->opencnt)) { 665 mutex_unlock(&korg1212->open_mutex); 666 return 0; 667 } 668 669 if (korg1212->cardState == K1212_STATE_SETUP) { 670 int rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 671 K1212_MODE_StopPlay, 0, 0, 0); 672 if (rc) 673 K1212_DEBUG_PRINTK("K1212_DEBUG: CloseCard - RC = %d [%s]\n", 674 rc, stateName[korg1212->cardState]); 675 if (rc != K1212_CMDRET_Success) { 676 mutex_unlock(&korg1212->open_mutex); 677 return 0; 678 } 679 } else if (korg1212->cardState > K1212_STATE_SETUP) { 680 snd_korg1212_SendStopAndWait(korg1212); 681 } 682 683 if (korg1212->cardState > K1212_STATE_READY) { 684 snd_korg1212_TurnOnIdleMonitor(korg1212); 685 snd_korg1212_setCardState(korg1212, K1212_STATE_READY); 686 } 687 688 mutex_unlock(&korg1212->open_mutex); 689 return 0; 690 } 691 692 /* spinlock already held */ 693 static int snd_korg1212_SetupForPlay(struct snd_korg1212 * korg1212) 694 { 695 int rc; 696 697 K1212_DEBUG_PRINTK("K1212_DEBUG: SetupForPlay [%s] %d\n", 698 stateName[korg1212->cardState], korg1212->setcnt); 699 700 if (korg1212->setcnt++) 701 return 0; 702 703 snd_korg1212_setCardState(korg1212, K1212_STATE_SETUP); 704 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 705 K1212_MODE_SetupPlay, 0, 0, 0); 706 if (rc) 707 K1212_DEBUG_PRINTK("K1212_DEBUG: SetupForPlay - RC = %d [%s]\n", 708 rc, stateName[korg1212->cardState]); 709 if (rc != K1212_CMDRET_Success) { 710 return 1; 711 } 712 return 0; 713 } 714 715 /* spinlock already held */ 716 static int snd_korg1212_TriggerPlay(struct snd_korg1212 * korg1212) 717 { 718 int rc; 719 720 K1212_DEBUG_PRINTK("K1212_DEBUG: TriggerPlay [%s] %d\n", 721 stateName[korg1212->cardState], korg1212->playcnt); 722 723 if (korg1212->playcnt++) 724 return 0; 725 726 snd_korg1212_setCardState(korg1212, K1212_STATE_PLAYING); 727 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_TriggerPlay, 0, 0, 0, 0); 728 if (rc) 729 K1212_DEBUG_PRINTK("K1212_DEBUG: TriggerPlay - RC = %d [%s]\n", 730 rc, stateName[korg1212->cardState]); 731 if (rc != K1212_CMDRET_Success) { 732 return 1; 733 } 734 return 0; 735 } 736 737 /* spinlock already held */ 738 static int snd_korg1212_StopPlay(struct snd_korg1212 * korg1212) 739 { 740 K1212_DEBUG_PRINTK("K1212_DEBUG: StopPlay [%s] %d\n", 741 stateName[korg1212->cardState], korg1212->playcnt); 742 743 if (--(korg1212->playcnt)) 744 return 0; 745 746 korg1212->setcnt = 0; 747 748 if (korg1212->cardState != K1212_STATE_ERRORSTOP) 749 snd_korg1212_SendStop(korg1212); 750 751 snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN); 752 return 0; 753 } 754 755 static void snd_korg1212_EnableCardInterrupts(struct snd_korg1212 * korg1212) 756 { 757 writel(PCI_INT_ENABLE_BIT | 758 PCI_DOORBELL_INT_ENABLE_BIT | 759 LOCAL_INT_ENABLE_BIT | 760 LOCAL_DOORBELL_INT_ENABLE_BIT | 761 LOCAL_DMA1_INT_ENABLE_BIT, 762 korg1212->statusRegPtr); 763 } 764 765 #if 0 /* not used */ 766 767 static int snd_korg1212_SetMonitorMode(struct snd_korg1212 *korg1212, 768 enum MonitorModeSelector mode) 769 { 770 K1212_DEBUG_PRINTK("K1212_DEBUG: SetMonitorMode [%s]\n", 771 stateName[korg1212->cardState]); 772 773 switch (mode) { 774 case K1212_MONMODE_Off: 775 if (korg1212->cardState != K1212_STATE_MONITOR) 776 return 0; 777 else { 778 snd_korg1212_SendStopAndWait(korg1212); 779 snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN); 780 } 781 break; 782 783 case K1212_MONMODE_On: 784 if (korg1212->cardState != K1212_STATE_OPEN) 785 return 0; 786 else { 787 int rc; 788 snd_korg1212_setCardState(korg1212, K1212_STATE_MONITOR); 789 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 790 K1212_MODE_MonitorOn, 0, 0, 0); 791 if (rc != K1212_CMDRET_Success) 792 return 0; 793 } 794 break; 795 796 default: 797 return 0; 798 } 799 800 return 1; 801 } 802 803 #endif /* not used */ 804 805 static inline int snd_korg1212_use_is_exclusive(struct snd_korg1212 *korg1212) 806 { 807 if (korg1212->playback_pid != korg1212->capture_pid && 808 korg1212->playback_pid >= 0 && korg1212->capture_pid >= 0) 809 return 0; 810 811 return 1; 812 } 813 814 static int snd_korg1212_SetRate(struct snd_korg1212 *korg1212, int rate) 815 { 816 static enum ClockSourceIndex s44[] = { 817 K1212_CLKIDX_AdatAt44_1K, 818 K1212_CLKIDX_WordAt44_1K, 819 K1212_CLKIDX_LocalAt44_1K 820 }; 821 static enum ClockSourceIndex s48[] = { 822 K1212_CLKIDX_AdatAt48K, 823 K1212_CLKIDX_WordAt48K, 824 K1212_CLKIDX_LocalAt48K 825 }; 826 int parm, rc; 827 828 if (!snd_korg1212_use_is_exclusive (korg1212)) 829 return -EBUSY; 830 831 switch (rate) { 832 case 44100: 833 parm = s44[korg1212->clkSource]; 834 break; 835 836 case 48000: 837 parm = s48[korg1212->clkSource]; 838 break; 839 840 default: 841 return -EINVAL; 842 } 843 844 korg1212->clkSrcRate = parm; 845 korg1212->clkRate = rate; 846 847 udelay(INTERCOMMAND_DELAY); 848 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SetClockSourceRate, 849 ClockSourceSelector[korg1212->clkSrcRate], 850 0, 0, 0); 851 if (rc) 852 K1212_DEBUG_PRINTK("K1212_DEBUG: Set Clock Source Selector - RC = %d [%s]\n", 853 rc, stateName[korg1212->cardState]); 854 855 return 0; 856 } 857 858 static int snd_korg1212_SetClockSource(struct snd_korg1212 *korg1212, int source) 859 { 860 861 if (source < 0 || source > 2) 862 return -EINVAL; 863 864 korg1212->clkSource = source; 865 866 snd_korg1212_SetRate(korg1212, korg1212->clkRate); 867 868 return 0; 869 } 870 871 static void snd_korg1212_DisableCardInterrupts(struct snd_korg1212 *korg1212) 872 { 873 writel(0, korg1212->statusRegPtr); 874 } 875 876 static int snd_korg1212_WriteADCSensitivity(struct snd_korg1212 *korg1212) 877 { 878 struct SensBits sensVals; 879 int bitPosition; 880 int channel; 881 int clkIs48K; 882 int monModeSet; 883 u16 controlValue; // this keeps the current value to be written to 884 // the card's eeprom control register. 885 u16 count; 886 unsigned long flags; 887 888 K1212_DEBUG_PRINTK("K1212_DEBUG: WriteADCSensivity [%s]\n", 889 stateName[korg1212->cardState]); 890 891 // ---------------------------------------------------------------------------- 892 // initialize things. The local init bit is always set when writing to the 893 // card's control register. 894 // ---------------------------------------------------------------------------- 895 controlValue = 0; 896 SetBitInWord(&controlValue, SET_SENS_LOCALINIT_BITPOS); // init the control value 897 898 // ---------------------------------------------------------------------------- 899 // make sure the card is not in monitor mode when we do this update. 900 // ---------------------------------------------------------------------------- 901 if (korg1212->cardState == K1212_STATE_MONITOR || korg1212->idleMonitorOn) { 902 monModeSet = 1; 903 snd_korg1212_SendStopAndWait(korg1212); 904 } else 905 monModeSet = 0; 906 907 spin_lock_irqsave(&korg1212->lock, flags); 908 909 // ---------------------------------------------------------------------------- 910 // we are about to send new values to the card, so clear the new values queued 911 // flag. Also, clear out mailbox 3, so we don't lockup. 912 // ---------------------------------------------------------------------------- 913 writel(0, korg1212->mailbox3Ptr); 914 udelay(LOADSHIFT_DELAY); 915 916 // ---------------------------------------------------------------------------- 917 // determine whether we are running a 48K or 44.1K clock. This info is used 918 // later when setting the SPDIF FF after the volume has been shifted in. 919 // ---------------------------------------------------------------------------- 920 switch (korg1212->clkSrcRate) { 921 case K1212_CLKIDX_AdatAt44_1K: 922 case K1212_CLKIDX_WordAt44_1K: 923 case K1212_CLKIDX_LocalAt44_1K: 924 clkIs48K = 0; 925 break; 926 927 case K1212_CLKIDX_WordAt48K: 928 case K1212_CLKIDX_AdatAt48K: 929 case K1212_CLKIDX_LocalAt48K: 930 default: 931 clkIs48K = 1; 932 break; 933 } 934 935 // ---------------------------------------------------------------------------- 936 // start the update. Setup the bit structure and then shift the bits. 937 // ---------------------------------------------------------------------------- 938 sensVals.l.v.leftChanId = SET_SENS_LEFTCHANID; 939 sensVals.r.v.rightChanId = SET_SENS_RIGHTCHANID; 940 sensVals.l.v.leftChanVal = korg1212->leftADCInSens; 941 sensVals.r.v.rightChanVal = korg1212->rightADCInSens; 942 943 // ---------------------------------------------------------------------------- 944 // now start shifting the bits in. Start with the left channel then the right. 945 // ---------------------------------------------------------------------------- 946 for (channel = 0; channel < 2; channel++) { 947 948 // ---------------------------------------------------------------------------- 949 // Bring the load/shift line low, then wait - the spec says >150ns from load/ 950 // shift low to the first rising edge of the clock. 951 // ---------------------------------------------------------------------------- 952 ClearBitInWord(&controlValue, SET_SENS_LOADSHIFT_BITPOS); 953 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); 954 writew(controlValue, korg1212->sensRegPtr); // load/shift goes low 955 udelay(LOADSHIFT_DELAY); 956 957 for (bitPosition = 15; bitPosition >= 0; bitPosition--) { // for all the bits 958 if (channel == 0) { 959 if (sensVals.l.leftSensBits & (0x0001 << bitPosition)) 960 SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set high 961 else 962 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set low 963 } else { 964 if (sensVals.r.rightSensBits & (0x0001 << bitPosition)) 965 SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set high 966 else 967 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set low 968 } 969 970 ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 971 writew(controlValue, korg1212->sensRegPtr); // clock goes low 972 udelay(SENSCLKPULSE_WIDTH); 973 SetBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 974 writew(controlValue, korg1212->sensRegPtr); // clock goes high 975 udelay(SENSCLKPULSE_WIDTH); 976 } 977 978 // ---------------------------------------------------------------------------- 979 // finish up SPDIF for left. Bring the load/shift line high, then write a one 980 // bit if the clock rate is 48K otherwise write 0. 981 // ---------------------------------------------------------------------------- 982 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); 983 ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 984 SetBitInWord(&controlValue, SET_SENS_LOADSHIFT_BITPOS); 985 writew(controlValue, korg1212->sensRegPtr); // load shift goes high - clk low 986 udelay(SENSCLKPULSE_WIDTH); 987 988 if (clkIs48K) 989 SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS); 990 991 writew(controlValue, korg1212->sensRegPtr); // set/clear data bit 992 udelay(ONE_RTC_TICK); 993 SetBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 994 writew(controlValue, korg1212->sensRegPtr); // clock goes high 995 udelay(SENSCLKPULSE_WIDTH); 996 ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 997 writew(controlValue, korg1212->sensRegPtr); // clock goes low 998 udelay(SENSCLKPULSE_WIDTH); 999 } 1000 1001 // ---------------------------------------------------------------------------- 1002 // The update is complete. Set a timeout. This is the inter-update delay. 1003 // Also, if the card was in monitor mode, restore it. 1004 // ---------------------------------------------------------------------------- 1005 for (count = 0; count < 10; count++) 1006 udelay(SENSCLKPULSE_WIDTH); 1007 1008 if (monModeSet) { 1009 int rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 1010 K1212_MODE_MonitorOn, 0, 0, 0); 1011 if (rc) 1012 K1212_DEBUG_PRINTK("K1212_DEBUG: WriteADCSensivity - RC = %d [%s]\n", 1013 rc, stateName[korg1212->cardState]); 1014 } 1015 1016 spin_unlock_irqrestore(&korg1212->lock, flags); 1017 1018 return 1; 1019 } 1020 1021 static void snd_korg1212_OnDSPDownloadComplete(struct snd_korg1212 *korg1212) 1022 { 1023 int channel, rc; 1024 1025 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP download is complete. [%s]\n", 1026 stateName[korg1212->cardState]); 1027 1028 // ---------------------------------------------------- 1029 // tell the card to boot 1030 // ---------------------------------------------------- 1031 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_BootFromDSPPage4, 0, 0, 0, 0); 1032 1033 if (rc) 1034 K1212_DEBUG_PRINTK("K1212_DEBUG: Boot from Page 4 - RC = %d [%s]\n", 1035 rc, stateName[korg1212->cardState]); 1036 msleep(DSP_BOOT_DELAY_IN_MS); 1037 1038 // -------------------------------------------------------------------------------- 1039 // Let the card know where all the buffers are. 1040 // -------------------------------------------------------------------------------- 1041 rc = snd_korg1212_Send1212Command(korg1212, 1042 K1212_DB_ConfigureBufferMemory, 1043 LowerWordSwap(korg1212->PlayDataPhy), 1044 LowerWordSwap(korg1212->RecDataPhy), 1045 ((kNumBuffers * kPlayBufferFrames) / 2), // size given to the card 1046 // is based on 2 buffers 1047 0 1048 ); 1049 1050 if (rc) 1051 K1212_DEBUG_PRINTK("K1212_DEBUG: Configure Buffer Memory - RC = %d [%s]\n", 1052 rc, stateName[korg1212->cardState]); 1053 1054 udelay(INTERCOMMAND_DELAY); 1055 1056 rc = snd_korg1212_Send1212Command(korg1212, 1057 K1212_DB_ConfigureMiscMemory, 1058 LowerWordSwap(korg1212->VolumeTablePhy), 1059 LowerWordSwap(korg1212->RoutingTablePhy), 1060 LowerWordSwap(korg1212->AdatTimeCodePhy), 1061 0 1062 ); 1063 1064 if (rc) 1065 K1212_DEBUG_PRINTK("K1212_DEBUG: Configure Misc Memory - RC = %d [%s]\n", 1066 rc, stateName[korg1212->cardState]); 1067 1068 // -------------------------------------------------------------------------------- 1069 // Initialize the routing and volume tables, then update the card's state. 1070 // -------------------------------------------------------------------------------- 1071 udelay(INTERCOMMAND_DELAY); 1072 1073 for (channel = 0; channel < kAudioChannels; channel++) { 1074 korg1212->sharedBufferPtr->volumeData[channel] = k1212MaxVolume; 1075 //korg1212->sharedBufferPtr->routeData[channel] = channel; 1076 korg1212->sharedBufferPtr->routeData[channel] = 8 + (channel & 1); 1077 } 1078 1079 snd_korg1212_WriteADCSensitivity(korg1212); 1080 1081 udelay(INTERCOMMAND_DELAY); 1082 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SetClockSourceRate, 1083 ClockSourceSelector[korg1212->clkSrcRate], 1084 0, 0, 0); 1085 if (rc) 1086 K1212_DEBUG_PRINTK("K1212_DEBUG: Set Clock Source Selector - RC = %d [%s]\n", 1087 rc, stateName[korg1212->cardState]); 1088 1089 rc = snd_korg1212_TurnOnIdleMonitor(korg1212); 1090 snd_korg1212_setCardState(korg1212, K1212_STATE_READY); 1091 1092 if (rc) 1093 K1212_DEBUG_PRINTK("K1212_DEBUG: Set Monitor On - RC = %d [%s]\n", 1094 rc, stateName[korg1212->cardState]); 1095 1096 snd_korg1212_setCardState(korg1212, K1212_STATE_DSP_COMPLETE); 1097 } 1098 1099 static irqreturn_t snd_korg1212_interrupt(int irq, void *dev_id) 1100 { 1101 u32 doorbellValue; 1102 struct snd_korg1212 *korg1212 = dev_id; 1103 1104 doorbellValue = readl(korg1212->inDoorbellPtr); 1105 1106 if (!doorbellValue) 1107 return IRQ_NONE; 1108 1109 spin_lock(&korg1212->lock); 1110 1111 writel(doorbellValue, korg1212->inDoorbellPtr); 1112 1113 korg1212->irqcount++; 1114 1115 korg1212->inIRQ++; 1116 1117 switch (doorbellValue) { 1118 case K1212_DB_DSPDownloadDone: 1119 K1212_DEBUG_PRINTK("K1212_DEBUG: IRQ DNLD count - %ld, %x, [%s].\n", 1120 korg1212->irqcount, doorbellValue, 1121 stateName[korg1212->cardState]); 1122 if (korg1212->cardState == K1212_STATE_DSP_IN_PROCESS) { 1123 korg1212->dsp_is_loaded = 1; 1124 wake_up(&korg1212->wait); 1125 } 1126 break; 1127 1128 // ------------------------------------------------------------------------ 1129 // an error occurred - stop the card 1130 // ------------------------------------------------------------------------ 1131 case K1212_DB_DMAERROR: 1132 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: IRQ DMAE count - %ld, %x, [%s].\n", 1133 korg1212->irqcount, doorbellValue, 1134 stateName[korg1212->cardState]); 1135 snd_printk(KERN_ERR "korg1212: DMA Error\n"); 1136 korg1212->errorcnt++; 1137 korg1212->totalerrorcnt++; 1138 korg1212->sharedBufferPtr->cardCommand = 0; 1139 snd_korg1212_setCardState(korg1212, K1212_STATE_ERRORSTOP); 1140 break; 1141 1142 // ------------------------------------------------------------------------ 1143 // the card has stopped by our request. Clear the command word and signal 1144 // the semaphore in case someone is waiting for this. 1145 // ------------------------------------------------------------------------ 1146 case K1212_DB_CARDSTOPPED: 1147 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: IRQ CSTP count - %ld, %x, [%s].\n", 1148 korg1212->irqcount, doorbellValue, 1149 stateName[korg1212->cardState]); 1150 korg1212->sharedBufferPtr->cardCommand = 0; 1151 break; 1152 1153 default: 1154 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: IRQ DFLT count - %ld, %x, cpos=%d [%s].\n", 1155 korg1212->irqcount, doorbellValue, 1156 korg1212->currentBuffer, stateName[korg1212->cardState]); 1157 if ((korg1212->cardState > K1212_STATE_SETUP) || korg1212->idleMonitorOn) { 1158 korg1212->currentBuffer++; 1159 1160 if (korg1212->currentBuffer >= kNumBuffers) 1161 korg1212->currentBuffer = 0; 1162 1163 if (!korg1212->running) 1164 break; 1165 1166 if (korg1212->capture_substream) { 1167 spin_unlock(&korg1212->lock); 1168 snd_pcm_period_elapsed(korg1212->capture_substream); 1169 spin_lock(&korg1212->lock); 1170 } 1171 1172 if (korg1212->playback_substream) { 1173 spin_unlock(&korg1212->lock); 1174 snd_pcm_period_elapsed(korg1212->playback_substream); 1175 spin_lock(&korg1212->lock); 1176 } 1177 } 1178 break; 1179 } 1180 1181 korg1212->inIRQ--; 1182 1183 spin_unlock(&korg1212->lock); 1184 1185 return IRQ_HANDLED; 1186 } 1187 1188 static int snd_korg1212_downloadDSPCode(struct snd_korg1212 *korg1212) 1189 { 1190 int rc; 1191 1192 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP download is starting... [%s]\n", 1193 stateName[korg1212->cardState]); 1194 1195 // --------------------------------------------------------------- 1196 // verify the state of the card before proceeding. 1197 // --------------------------------------------------------------- 1198 if (korg1212->cardState >= K1212_STATE_DSP_IN_PROCESS) 1199 return 1; 1200 1201 snd_korg1212_setCardState(korg1212, K1212_STATE_DSP_IN_PROCESS); 1202 1203 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_StartDSPDownload, 1204 UpperWordSwap(korg1212->dma_dsp.addr), 1205 0, 0, 0); 1206 if (rc) 1207 K1212_DEBUG_PRINTK("K1212_DEBUG: Start DSP Download RC = %d [%s]\n", 1208 rc, stateName[korg1212->cardState]); 1209 1210 korg1212->dsp_is_loaded = 0; 1211 wait_event_timeout(korg1212->wait, korg1212->dsp_is_loaded, HZ * CARD_BOOT_TIMEOUT); 1212 if (! korg1212->dsp_is_loaded ) 1213 return -EBUSY; /* timeout */ 1214 1215 snd_korg1212_OnDSPDownloadComplete(korg1212); 1216 1217 return 0; 1218 } 1219 1220 static const struct snd_pcm_hardware snd_korg1212_playback_info = 1221 { 1222 .info = (SNDRV_PCM_INFO_MMAP | 1223 SNDRV_PCM_INFO_MMAP_VALID | 1224 SNDRV_PCM_INFO_INTERLEAVED | 1225 SNDRV_PCM_INFO_BATCH), 1226 .formats = SNDRV_PCM_FMTBIT_S16_LE, 1227 .rates = (SNDRV_PCM_RATE_44100 | 1228 SNDRV_PCM_RATE_48000), 1229 .rate_min = 44100, 1230 .rate_max = 48000, 1231 .channels_min = K1212_MIN_CHANNELS, 1232 .channels_max = K1212_MAX_CHANNELS, 1233 .buffer_bytes_max = K1212_MAX_BUF_SIZE, 1234 .period_bytes_min = K1212_MIN_CHANNELS * 2 * kPlayBufferFrames, 1235 .period_bytes_max = K1212_MAX_CHANNELS * 2 * kPlayBufferFrames, 1236 .periods_min = K1212_PERIODS, 1237 .periods_max = K1212_PERIODS, 1238 .fifo_size = 0, 1239 }; 1240 1241 static const struct snd_pcm_hardware snd_korg1212_capture_info = 1242 { 1243 .info = (SNDRV_PCM_INFO_MMAP | 1244 SNDRV_PCM_INFO_MMAP_VALID | 1245 SNDRV_PCM_INFO_INTERLEAVED | 1246 SNDRV_PCM_INFO_BATCH), 1247 .formats = SNDRV_PCM_FMTBIT_S16_LE, 1248 .rates = (SNDRV_PCM_RATE_44100 | 1249 SNDRV_PCM_RATE_48000), 1250 .rate_min = 44100, 1251 .rate_max = 48000, 1252 .channels_min = K1212_MIN_CHANNELS, 1253 .channels_max = K1212_MAX_CHANNELS, 1254 .buffer_bytes_max = K1212_MAX_BUF_SIZE, 1255 .period_bytes_min = K1212_MIN_CHANNELS * 2 * kPlayBufferFrames, 1256 .period_bytes_max = K1212_MAX_CHANNELS * 2 * kPlayBufferFrames, 1257 .periods_min = K1212_PERIODS, 1258 .periods_max = K1212_PERIODS, 1259 .fifo_size = 0, 1260 }; 1261 1262 static int snd_korg1212_silence(struct snd_korg1212 *korg1212, int pos, int count, int offset, int size) 1263 { 1264 struct KorgAudioFrame * dst = korg1212->playDataBufsPtr[0].bufferData + pos; 1265 int i; 1266 1267 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_silence pos=%d offset=%d size=%d count=%d\n", 1268 pos, offset, size, count); 1269 if (snd_BUG_ON(pos + count > K1212_MAX_SAMPLES)) 1270 return -EINVAL; 1271 1272 for (i=0; i < count; i++) { 1273 #if K1212_DEBUG_LEVEL > 0 1274 if ( (void *) dst < (void *) korg1212->playDataBufsPtr || 1275 (void *) dst > (void *) korg1212->playDataBufsPtr[8].bufferData ) { 1276 printk(KERN_DEBUG "K1212_DEBUG: snd_korg1212_silence KERNEL EFAULT dst=%p iter=%d\n", 1277 dst, i); 1278 return -EFAULT; 1279 } 1280 #endif 1281 memset((void*) dst + offset, 0, size); 1282 dst++; 1283 } 1284 1285 return 0; 1286 } 1287 1288 static int snd_korg1212_copy_to(struct snd_pcm_substream *substream, 1289 void __user *dst, int pos, int count, 1290 bool in_kernel) 1291 { 1292 struct snd_pcm_runtime *runtime = substream->runtime; 1293 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1294 struct KorgAudioFrame *src; 1295 int i, size; 1296 1297 pos = bytes_to_frames(runtime, pos); 1298 count = bytes_to_frames(runtime, count); 1299 size = korg1212->channels * 2; 1300 src = korg1212->recordDataBufsPtr[0].bufferData + pos; 1301 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_copy_to pos=%d size=%d count=%d\n", 1302 pos, size, count); 1303 if (snd_BUG_ON(pos + count > K1212_MAX_SAMPLES)) 1304 return -EINVAL; 1305 1306 for (i=0; i < count; i++) { 1307 #if K1212_DEBUG_LEVEL > 0 1308 if ( (void *) src < (void *) korg1212->recordDataBufsPtr || 1309 (void *) src > (void *) korg1212->recordDataBufsPtr[8].bufferData ) { 1310 printk(KERN_DEBUG "K1212_DEBUG: snd_korg1212_copy_to KERNEL EFAULT, src=%p dst=%p iter=%d\n", src, dst, i); 1311 return -EFAULT; 1312 } 1313 #endif 1314 if (in_kernel) 1315 memcpy((__force void *)dst, src, size); 1316 else if (copy_to_user(dst, src, size)) 1317 return -EFAULT; 1318 src++; 1319 dst += size; 1320 } 1321 1322 return 0; 1323 } 1324 1325 static int snd_korg1212_copy_from(struct snd_pcm_substream *substream, 1326 void __user *src, int pos, int count, 1327 bool in_kernel) 1328 { 1329 struct snd_pcm_runtime *runtime = substream->runtime; 1330 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1331 struct KorgAudioFrame *dst; 1332 int i, size; 1333 1334 pos = bytes_to_frames(runtime, pos); 1335 count = bytes_to_frames(runtime, count); 1336 size = korg1212->channels * 2; 1337 dst = korg1212->playDataBufsPtr[0].bufferData + pos; 1338 1339 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_copy_from pos=%d size=%d count=%d\n", 1340 pos, size, count); 1341 1342 if (snd_BUG_ON(pos + count > K1212_MAX_SAMPLES)) 1343 return -EINVAL; 1344 1345 for (i=0; i < count; i++) { 1346 #if K1212_DEBUG_LEVEL > 0 1347 if ( (void *) dst < (void *) korg1212->playDataBufsPtr || 1348 (void *) dst > (void *) korg1212->playDataBufsPtr[8].bufferData ) { 1349 printk(KERN_DEBUG "K1212_DEBUG: snd_korg1212_copy_from KERNEL EFAULT, src=%p dst=%p iter=%d\n", src, dst, i); 1350 return -EFAULT; 1351 } 1352 #endif 1353 if (in_kernel) 1354 memcpy(dst, (__force void *)src, size); 1355 else if (copy_from_user(dst, src, size)) 1356 return -EFAULT; 1357 dst++; 1358 src += size; 1359 } 1360 1361 return 0; 1362 } 1363 1364 static void snd_korg1212_free_pcm(struct snd_pcm *pcm) 1365 { 1366 struct snd_korg1212 *korg1212 = pcm->private_data; 1367 1368 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_free_pcm [%s]\n", 1369 stateName[korg1212->cardState]); 1370 1371 korg1212->pcm = NULL; 1372 } 1373 1374 static int snd_korg1212_playback_open(struct snd_pcm_substream *substream) 1375 { 1376 unsigned long flags; 1377 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1378 struct snd_pcm_runtime *runtime = substream->runtime; 1379 1380 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_playback_open [%s]\n", 1381 stateName[korg1212->cardState]); 1382 1383 snd_korg1212_OpenCard(korg1212); 1384 1385 runtime->hw = snd_korg1212_playback_info; 1386 snd_pcm_set_runtime_buffer(substream, &korg1212->dma_play); 1387 1388 spin_lock_irqsave(&korg1212->lock, flags); 1389 1390 korg1212->playback_substream = substream; 1391 korg1212->playback_pid = current->pid; 1392 korg1212->periodsize = K1212_PERIODS; 1393 korg1212->channels = K1212_CHANNELS; 1394 korg1212->errorcnt = 0; 1395 1396 spin_unlock_irqrestore(&korg1212->lock, flags); 1397 1398 snd_pcm_hw_constraint_single(runtime, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, 1399 kPlayBufferFrames); 1400 1401 return 0; 1402 } 1403 1404 1405 static int snd_korg1212_capture_open(struct snd_pcm_substream *substream) 1406 { 1407 unsigned long flags; 1408 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1409 struct snd_pcm_runtime *runtime = substream->runtime; 1410 1411 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_capture_open [%s]\n", 1412 stateName[korg1212->cardState]); 1413 1414 snd_korg1212_OpenCard(korg1212); 1415 1416 runtime->hw = snd_korg1212_capture_info; 1417 snd_pcm_set_runtime_buffer(substream, &korg1212->dma_rec); 1418 1419 spin_lock_irqsave(&korg1212->lock, flags); 1420 1421 korg1212->capture_substream = substream; 1422 korg1212->capture_pid = current->pid; 1423 korg1212->periodsize = K1212_PERIODS; 1424 korg1212->channels = K1212_CHANNELS; 1425 1426 spin_unlock_irqrestore(&korg1212->lock, flags); 1427 1428 snd_pcm_hw_constraint_single(runtime, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, 1429 kPlayBufferFrames); 1430 return 0; 1431 } 1432 1433 static int snd_korg1212_playback_close(struct snd_pcm_substream *substream) 1434 { 1435 unsigned long flags; 1436 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1437 1438 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_playback_close [%s]\n", 1439 stateName[korg1212->cardState]); 1440 1441 snd_korg1212_silence(korg1212, 0, K1212_MAX_SAMPLES, 0, korg1212->channels * 2); 1442 1443 spin_lock_irqsave(&korg1212->lock, flags); 1444 1445 korg1212->playback_pid = -1; 1446 korg1212->playback_substream = NULL; 1447 korg1212->periodsize = 0; 1448 1449 spin_unlock_irqrestore(&korg1212->lock, flags); 1450 1451 snd_korg1212_CloseCard(korg1212); 1452 return 0; 1453 } 1454 1455 static int snd_korg1212_capture_close(struct snd_pcm_substream *substream) 1456 { 1457 unsigned long flags; 1458 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1459 1460 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_capture_close [%s]\n", 1461 stateName[korg1212->cardState]); 1462 1463 spin_lock_irqsave(&korg1212->lock, flags); 1464 1465 korg1212->capture_pid = -1; 1466 korg1212->capture_substream = NULL; 1467 korg1212->periodsize = 0; 1468 1469 spin_unlock_irqrestore(&korg1212->lock, flags); 1470 1471 snd_korg1212_CloseCard(korg1212); 1472 return 0; 1473 } 1474 1475 static int snd_korg1212_ioctl(struct snd_pcm_substream *substream, 1476 unsigned int cmd, void *arg) 1477 { 1478 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_ioctl: cmd=%d\n", cmd); 1479 1480 if (cmd == SNDRV_PCM_IOCTL1_CHANNEL_INFO ) { 1481 struct snd_pcm_channel_info *info = arg; 1482 info->offset = 0; 1483 info->first = info->channel * 16; 1484 info->step = 256; 1485 K1212_DEBUG_PRINTK("K1212_DEBUG: channel_info %d:, offset=%ld, first=%d, step=%d\n", info->channel, info->offset, info->first, info->step); 1486 return 0; 1487 } 1488 1489 return snd_pcm_lib_ioctl(substream, cmd, arg); 1490 } 1491 1492 static int snd_korg1212_hw_params(struct snd_pcm_substream *substream, 1493 struct snd_pcm_hw_params *params) 1494 { 1495 unsigned long flags; 1496 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1497 int err; 1498 pid_t this_pid; 1499 pid_t other_pid; 1500 1501 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_hw_params [%s]\n", 1502 stateName[korg1212->cardState]); 1503 1504 spin_lock_irqsave(&korg1212->lock, flags); 1505 1506 if (substream->pstr->stream == SNDRV_PCM_STREAM_PLAYBACK) { 1507 this_pid = korg1212->playback_pid; 1508 other_pid = korg1212->capture_pid; 1509 } else { 1510 this_pid = korg1212->capture_pid; 1511 other_pid = korg1212->playback_pid; 1512 } 1513 1514 if ((other_pid > 0) && (this_pid != other_pid)) { 1515 1516 /* The other stream is open, and not by the same 1517 task as this one. Make sure that the parameters 1518 that matter are the same. 1519 */ 1520 1521 if ((int)params_rate(params) != korg1212->clkRate) { 1522 spin_unlock_irqrestore(&korg1212->lock, flags); 1523 _snd_pcm_hw_param_setempty(params, SNDRV_PCM_HW_PARAM_RATE); 1524 return -EBUSY; 1525 } 1526 1527 spin_unlock_irqrestore(&korg1212->lock, flags); 1528 return 0; 1529 } 1530 1531 if ((err = snd_korg1212_SetRate(korg1212, params_rate(params))) < 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 1544 static 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 1576 static 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 1617 static 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 1630 static 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 1643 static 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 1650 static 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 1658 static 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 1671 static 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 1678 static 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 1686 static 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 1699 static 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 1715 static 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 1723 static 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 1741 static 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 1779 static 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 1789 static 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 1808 static 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 1847 static 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 1855 static 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 1874 static 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 1905 static 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 1915 static 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 1930 static 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 1959 static 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 1965 static 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 1978 static 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 2022 static 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 2049 static 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 2077 static 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 2083 static int 2084 snd_korg1212_free(struct snd_korg1212 *korg1212) 2085 { 2086 snd_korg1212_TurnOffIdleMonitor(korg1212); 2087 2088 if (korg1212->irq >= 0) { 2089 snd_korg1212_DisableCardInterrupts(korg1212); 2090 free_irq(korg1212->irq, korg1212); 2091 korg1212->irq = -1; 2092 } 2093 2094 if (korg1212->iobase != NULL) { 2095 iounmap(korg1212->iobase); 2096 korg1212->iobase = NULL; 2097 } 2098 2099 pci_release_regions(korg1212->pci); 2100 2101 // ---------------------------------------------------- 2102 // free up memory resources used for the DSP download. 2103 // ---------------------------------------------------- 2104 if (korg1212->dma_dsp.area) { 2105 snd_dma_free_pages(&korg1212->dma_dsp); 2106 korg1212->dma_dsp.area = NULL; 2107 } 2108 2109 #ifndef K1212_LARGEALLOC 2110 2111 // ------------------------------------------------------ 2112 // free up memory resources used for the Play/Rec Buffers 2113 // ------------------------------------------------------ 2114 if (korg1212->dma_play.area) { 2115 snd_dma_free_pages(&korg1212->dma_play); 2116 korg1212->dma_play.area = NULL; 2117 } 2118 2119 if (korg1212->dma_rec.area) { 2120 snd_dma_free_pages(&korg1212->dma_rec); 2121 korg1212->dma_rec.area = NULL; 2122 } 2123 2124 #endif 2125 2126 // ---------------------------------------------------- 2127 // free up memory resources used for the Shared Buffers 2128 // ---------------------------------------------------- 2129 if (korg1212->dma_shared.area) { 2130 snd_dma_free_pages(&korg1212->dma_shared); 2131 korg1212->dma_shared.area = NULL; 2132 } 2133 2134 pci_disable_device(korg1212->pci); 2135 kfree(korg1212); 2136 return 0; 2137 } 2138 2139 static int snd_korg1212_dev_free(struct snd_device *device) 2140 { 2141 struct snd_korg1212 *korg1212 = device->device_data; 2142 K1212_DEBUG_PRINTK("K1212_DEBUG: Freeing device\n"); 2143 return snd_korg1212_free(korg1212); 2144 } 2145 2146 static int snd_korg1212_create(struct snd_card *card, struct pci_dev *pci, 2147 struct snd_korg1212 **rchip) 2148 2149 { 2150 int err, rc; 2151 unsigned int i; 2152 unsigned ioport_size, iomem_size, iomem2_size; 2153 struct snd_korg1212 * korg1212; 2154 const struct firmware *dsp_code; 2155 2156 static struct snd_device_ops ops = { 2157 .dev_free = snd_korg1212_dev_free, 2158 }; 2159 2160 * rchip = NULL; 2161 if ((err = pci_enable_device(pci)) < 0) 2162 return err; 2163 2164 korg1212 = kzalloc(sizeof(*korg1212), GFP_KERNEL); 2165 if (korg1212 == NULL) { 2166 pci_disable_device(pci); 2167 return -ENOMEM; 2168 } 2169 2170 korg1212->card = card; 2171 korg1212->pci = pci; 2172 2173 init_waitqueue_head(&korg1212->wait); 2174 spin_lock_init(&korg1212->lock); 2175 mutex_init(&korg1212->open_mutex); 2176 timer_setup(&korg1212->timer, snd_korg1212_timer_func, 0); 2177 2178 korg1212->irq = -1; 2179 korg1212->clkSource = K1212_CLKIDX_Local; 2180 korg1212->clkRate = 44100; 2181 korg1212->inIRQ = 0; 2182 korg1212->running = 0; 2183 korg1212->opencnt = 0; 2184 korg1212->playcnt = 0; 2185 korg1212->setcnt = 0; 2186 korg1212->totalerrorcnt = 0; 2187 korg1212->playback_pid = -1; 2188 korg1212->capture_pid = -1; 2189 snd_korg1212_setCardState(korg1212, K1212_STATE_UNINITIALIZED); 2190 korg1212->idleMonitorOn = 0; 2191 korg1212->clkSrcRate = K1212_CLKIDX_LocalAt44_1K; 2192 korg1212->leftADCInSens = k1212MaxADCSens; 2193 korg1212->rightADCInSens = k1212MaxADCSens; 2194 2195 for (i=0; i<kAudioChannels; i++) 2196 korg1212->volumePhase[i] = 0; 2197 2198 if ((err = pci_request_regions(pci, "korg1212")) < 0) { 2199 kfree(korg1212); 2200 pci_disable_device(pci); 2201 return err; 2202 } 2203 2204 korg1212->iomem = pci_resource_start(korg1212->pci, 0); 2205 korg1212->ioport = pci_resource_start(korg1212->pci, 1); 2206 korg1212->iomem2 = pci_resource_start(korg1212->pci, 2); 2207 2208 iomem_size = pci_resource_len(korg1212->pci, 0); 2209 ioport_size = pci_resource_len(korg1212->pci, 1); 2210 iomem2_size = pci_resource_len(korg1212->pci, 2); 2211 2212 K1212_DEBUG_PRINTK("K1212_DEBUG: resources:\n" 2213 " iomem = 0x%lx (%d)\n" 2214 " ioport = 0x%lx (%d)\n" 2215 " iomem = 0x%lx (%d)\n" 2216 " [%s]\n", 2217 korg1212->iomem, iomem_size, 2218 korg1212->ioport, ioport_size, 2219 korg1212->iomem2, iomem2_size, 2220 stateName[korg1212->cardState]); 2221 2222 if ((korg1212->iobase = ioremap(korg1212->iomem, iomem_size)) == NULL) { 2223 snd_printk(KERN_ERR "korg1212: unable to remap memory region 0x%lx-0x%lx\n", korg1212->iomem, 2224 korg1212->iomem + iomem_size - 1); 2225 snd_korg1212_free(korg1212); 2226 return -EBUSY; 2227 } 2228 2229 err = request_irq(pci->irq, snd_korg1212_interrupt, 2230 IRQF_SHARED, 2231 KBUILD_MODNAME, korg1212); 2232 2233 if (err) { 2234 snd_printk(KERN_ERR "korg1212: unable to grab IRQ %d\n", pci->irq); 2235 snd_korg1212_free(korg1212); 2236 return -EBUSY; 2237 } 2238 2239 korg1212->irq = pci->irq; 2240 2241 pci_set_master(korg1212->pci); 2242 2243 korg1212->statusRegPtr = (u32 __iomem *) (korg1212->iobase + STATUS_REG_OFFSET); 2244 korg1212->outDoorbellPtr = (u32 __iomem *) (korg1212->iobase + OUT_DOORBELL_OFFSET); 2245 korg1212->inDoorbellPtr = (u32 __iomem *) (korg1212->iobase + IN_DOORBELL_OFFSET); 2246 korg1212->mailbox0Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX0_OFFSET); 2247 korg1212->mailbox1Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX1_OFFSET); 2248 korg1212->mailbox2Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX2_OFFSET); 2249 korg1212->mailbox3Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX3_OFFSET); 2250 korg1212->controlRegPtr = (u32 __iomem *) (korg1212->iobase + PCI_CONTROL_OFFSET); 2251 korg1212->sensRegPtr = (u16 __iomem *) (korg1212->iobase + SENS_CONTROL_OFFSET); 2252 korg1212->idRegPtr = (u32 __iomem *) (korg1212->iobase + DEV_VEND_ID_OFFSET); 2253 2254 K1212_DEBUG_PRINTK("K1212_DEBUG: card registers:\n" 2255 " Status register = 0x%p\n" 2256 " OutDoorbell = 0x%p\n" 2257 " InDoorbell = 0x%p\n" 2258 " Mailbox0 = 0x%p\n" 2259 " Mailbox1 = 0x%p\n" 2260 " Mailbox2 = 0x%p\n" 2261 " Mailbox3 = 0x%p\n" 2262 " ControlReg = 0x%p\n" 2263 " SensReg = 0x%p\n" 2264 " IDReg = 0x%p\n" 2265 " [%s]\n", 2266 korg1212->statusRegPtr, 2267 korg1212->outDoorbellPtr, 2268 korg1212->inDoorbellPtr, 2269 korg1212->mailbox0Ptr, 2270 korg1212->mailbox1Ptr, 2271 korg1212->mailbox2Ptr, 2272 korg1212->mailbox3Ptr, 2273 korg1212->controlRegPtr, 2274 korg1212->sensRegPtr, 2275 korg1212->idRegPtr, 2276 stateName[korg1212->cardState]); 2277 2278 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, &pci->dev, 2279 sizeof(struct KorgSharedBuffer), &korg1212->dma_shared) < 0) { 2280 snd_printk(KERN_ERR "korg1212: can not allocate shared buffer memory (%zd bytes)\n", sizeof(struct KorgSharedBuffer)); 2281 snd_korg1212_free(korg1212); 2282 return -ENOMEM; 2283 } 2284 korg1212->sharedBufferPtr = (struct KorgSharedBuffer *)korg1212->dma_shared.area; 2285 korg1212->sharedBufferPhy = korg1212->dma_shared.addr; 2286 2287 K1212_DEBUG_PRINTK("K1212_DEBUG: Shared Buffer Area = 0x%p (0x%08lx), %d bytes\n", korg1212->sharedBufferPtr, korg1212->sharedBufferPhy, sizeof(struct KorgSharedBuffer)); 2288 2289 #ifndef K1212_LARGEALLOC 2290 2291 korg1212->DataBufsSize = sizeof(struct KorgAudioBuffer) * kNumBuffers; 2292 2293 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, &pci->dev, 2294 korg1212->DataBufsSize, &korg1212->dma_play) < 0) { 2295 snd_printk(KERN_ERR "korg1212: can not allocate play data buffer memory (%d bytes)\n", korg1212->DataBufsSize); 2296 snd_korg1212_free(korg1212); 2297 return -ENOMEM; 2298 } 2299 korg1212->playDataBufsPtr = (struct KorgAudioBuffer *)korg1212->dma_play.area; 2300 korg1212->PlayDataPhy = korg1212->dma_play.addr; 2301 2302 K1212_DEBUG_PRINTK("K1212_DEBUG: Play Data Area = 0x%p (0x%08x), %d bytes\n", 2303 korg1212->playDataBufsPtr, korg1212->PlayDataPhy, korg1212->DataBufsSize); 2304 2305 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, &pci->dev, 2306 korg1212->DataBufsSize, &korg1212->dma_rec) < 0) { 2307 snd_printk(KERN_ERR "korg1212: can not allocate record data buffer memory (%d bytes)\n", korg1212->DataBufsSize); 2308 snd_korg1212_free(korg1212); 2309 return -ENOMEM; 2310 } 2311 korg1212->recordDataBufsPtr = (struct KorgAudioBuffer *)korg1212->dma_rec.area; 2312 korg1212->RecDataPhy = korg1212->dma_rec.addr; 2313 2314 K1212_DEBUG_PRINTK("K1212_DEBUG: Record Data Area = 0x%p (0x%08x), %d bytes\n", 2315 korg1212->recordDataBufsPtr, korg1212->RecDataPhy, korg1212->DataBufsSize); 2316 2317 #else // K1212_LARGEALLOC 2318 2319 korg1212->recordDataBufsPtr = korg1212->sharedBufferPtr->recordDataBufs; 2320 korg1212->playDataBufsPtr = korg1212->sharedBufferPtr->playDataBufs; 2321 korg1212->PlayDataPhy = (u32) &((struct KorgSharedBuffer *) korg1212->sharedBufferPhy)->playDataBufs; 2322 korg1212->RecDataPhy = (u32) &((struct KorgSharedBuffer *) korg1212->sharedBufferPhy)->recordDataBufs; 2323 2324 #endif // K1212_LARGEALLOC 2325 2326 korg1212->VolumeTablePhy = korg1212->sharedBufferPhy + 2327 offsetof(struct KorgSharedBuffer, volumeData); 2328 korg1212->RoutingTablePhy = korg1212->sharedBufferPhy + 2329 offsetof(struct KorgSharedBuffer, routeData); 2330 korg1212->AdatTimeCodePhy = korg1212->sharedBufferPhy + 2331 offsetof(struct KorgSharedBuffer, AdatTimeCode); 2332 2333 err = request_firmware(&dsp_code, "korg/k1212.dsp", &pci->dev); 2334 if (err < 0) { 2335 snd_printk(KERN_ERR "firmware not available\n"); 2336 snd_korg1212_free(korg1212); 2337 return err; 2338 } 2339 2340 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, &pci->dev, 2341 dsp_code->size, &korg1212->dma_dsp) < 0) { 2342 snd_printk(KERN_ERR "korg1212: cannot allocate dsp code memory (%zd bytes)\n", dsp_code->size); 2343 snd_korg1212_free(korg1212); 2344 release_firmware(dsp_code); 2345 return -ENOMEM; 2346 } 2347 2348 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP Code area = 0x%p (0x%08x) %d bytes [%s]\n", 2349 korg1212->dma_dsp.area, korg1212->dma_dsp.addr, dsp_code->size, 2350 stateName[korg1212->cardState]); 2351 2352 memcpy(korg1212->dma_dsp.area, dsp_code->data, dsp_code->size); 2353 2354 release_firmware(dsp_code); 2355 2356 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_RebootCard, 0, 0, 0, 0); 2357 2358 if (rc) 2359 K1212_DEBUG_PRINTK("K1212_DEBUG: Reboot Card - RC = %d [%s]\n", rc, stateName[korg1212->cardState]); 2360 2361 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, korg1212, &ops)) < 0) { 2362 snd_korg1212_free(korg1212); 2363 return err; 2364 } 2365 2366 snd_korg1212_EnableCardInterrupts(korg1212); 2367 2368 mdelay(CARD_BOOT_DELAY_IN_MS); 2369 2370 if (snd_korg1212_downloadDSPCode(korg1212)) 2371 return -EBUSY; 2372 2373 K1212_DEBUG_PRINTK("korg1212: dspMemPhy = %08x U[%08x], " 2374 "PlayDataPhy = %08x L[%08x]\n" 2375 "korg1212: RecDataPhy = %08x L[%08x], " 2376 "VolumeTablePhy = %08x L[%08x]\n" 2377 "korg1212: RoutingTablePhy = %08x L[%08x], " 2378 "AdatTimeCodePhy = %08x L[%08x]\n", 2379 (int)korg1212->dma_dsp.addr, UpperWordSwap(korg1212->dma_dsp.addr), 2380 korg1212->PlayDataPhy, LowerWordSwap(korg1212->PlayDataPhy), 2381 korg1212->RecDataPhy, LowerWordSwap(korg1212->RecDataPhy), 2382 korg1212->VolumeTablePhy, LowerWordSwap(korg1212->VolumeTablePhy), 2383 korg1212->RoutingTablePhy, LowerWordSwap(korg1212->RoutingTablePhy), 2384 korg1212->AdatTimeCodePhy, LowerWordSwap(korg1212->AdatTimeCodePhy)); 2385 2386 if ((err = snd_pcm_new(korg1212->card, "korg1212", 0, 1, 1, &korg1212->pcm)) < 0) 2387 return err; 2388 2389 korg1212->pcm->private_data = korg1212; 2390 korg1212->pcm->private_free = snd_korg1212_free_pcm; 2391 strcpy(korg1212->pcm->name, "korg1212"); 2392 2393 snd_pcm_set_ops(korg1212->pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_korg1212_playback_ops); 2394 2395 snd_pcm_set_ops(korg1212->pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_korg1212_capture_ops); 2396 2397 korg1212->pcm->info_flags = SNDRV_PCM_INFO_JOINT_DUPLEX; 2398 2399 for (i = 0; i < ARRAY_SIZE(snd_korg1212_controls); i++) { 2400 err = snd_ctl_add(korg1212->card, snd_ctl_new1(&snd_korg1212_controls[i], korg1212)); 2401 if (err < 0) 2402 return err; 2403 } 2404 2405 snd_korg1212_proc_init(korg1212); 2406 2407 * rchip = korg1212; 2408 return 0; 2409 2410 } 2411 2412 /* 2413 * Card initialisation 2414 */ 2415 2416 static int 2417 snd_korg1212_probe(struct pci_dev *pci, 2418 const struct pci_device_id *pci_id) 2419 { 2420 static int dev; 2421 struct snd_korg1212 *korg1212; 2422 struct snd_card *card; 2423 int err; 2424 2425 if (dev >= SNDRV_CARDS) { 2426 return -ENODEV; 2427 } 2428 if (!enable[dev]) { 2429 dev++; 2430 return -ENOENT; 2431 } 2432 err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE, 2433 0, &card); 2434 if (err < 0) 2435 return err; 2436 2437 if ((err = snd_korg1212_create(card, pci, &korg1212)) < 0) { 2438 snd_card_free(card); 2439 return err; 2440 } 2441 2442 strcpy(card->driver, "korg1212"); 2443 strcpy(card->shortname, "korg1212"); 2444 sprintf(card->longname, "%s at 0x%lx, irq %d", card->shortname, 2445 korg1212->iomem, korg1212->irq); 2446 2447 K1212_DEBUG_PRINTK("K1212_DEBUG: %s\n", card->longname); 2448 2449 if ((err = snd_card_register(card)) < 0) { 2450 snd_card_free(card); 2451 return err; 2452 } 2453 pci_set_drvdata(pci, card); 2454 dev++; 2455 return 0; 2456 } 2457 2458 static void snd_korg1212_remove(struct pci_dev *pci) 2459 { 2460 snd_card_free(pci_get_drvdata(pci)); 2461 } 2462 2463 static struct pci_driver korg1212_driver = { 2464 .name = KBUILD_MODNAME, 2465 .id_table = snd_korg1212_ids, 2466 .probe = snd_korg1212_probe, 2467 .remove = snd_korg1212_remove, 2468 }; 2469 2470 module_pci_driver(korg1212_driver); 2471