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...) pr_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...) pr_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 wait_queue_head_t wait; 312 313 unsigned long iomem; 314 unsigned long ioport; 315 unsigned long iomem2; 316 unsigned long irqcount; 317 unsigned long inIRQ; 318 void __iomem *iobase; 319 320 struct snd_dma_buffer *dma_dsp; 321 struct snd_dma_buffer *dma_play; 322 struct snd_dma_buffer *dma_rec; 323 struct snd_dma_buffer *dma_shared; 324 325 u32 DataBufsSize; 326 327 struct KorgAudioBuffer * playDataBufsPtr; 328 struct KorgAudioBuffer * recordDataBufsPtr; 329 330 struct KorgSharedBuffer * sharedBufferPtr; 331 332 u32 RecDataPhy; 333 u32 PlayDataPhy; 334 unsigned long sharedBufferPhy; 335 u32 VolumeTablePhy; 336 u32 RoutingTablePhy; 337 u32 AdatTimeCodePhy; 338 339 u32 __iomem * statusRegPtr; // address of the interrupt status/control register 340 u32 __iomem * outDoorbellPtr; // address of the host->card doorbell register 341 u32 __iomem * inDoorbellPtr; // address of the card->host doorbell register 342 u32 __iomem * mailbox0Ptr; // address of mailbox 0 on the card 343 u32 __iomem * mailbox1Ptr; // address of mailbox 1 on the card 344 u32 __iomem * mailbox2Ptr; // address of mailbox 2 on the card 345 u32 __iomem * mailbox3Ptr; // address of mailbox 3 on the card 346 u32 __iomem * controlRegPtr; // address of the EEPROM, PCI, I/O, Init ctrl reg 347 u16 __iomem * sensRegPtr; // address of the sensitivity setting register 348 u32 __iomem * idRegPtr; // address of the device and vendor ID registers 349 350 size_t periodsize; 351 int channels; 352 int currentBuffer; 353 354 struct snd_pcm_substream *playback_substream; 355 struct snd_pcm_substream *capture_substream; 356 357 pid_t capture_pid; 358 pid_t playback_pid; 359 360 enum CardState cardState; 361 int running; 362 int idleMonitorOn; // indicates whether the card is in idle monitor mode. 363 u32 cmdRetryCount; // tracks how many times we have retried sending to the card. 364 365 enum ClockSourceIndex clkSrcRate; // sample rate and clock source 366 367 enum ClockSourceType clkSource; // clock source 368 int clkRate; // clock rate 369 370 int volumePhase[kAudioChannels]; 371 372 u16 leftADCInSens; // ADC left channel input sensitivity 373 u16 rightADCInSens; // ADC right channel input sensitivity 374 375 int opencnt; // Open/Close count 376 int setcnt; // SetupForPlay count 377 int playcnt; // TriggerPlay count 378 int errorcnt; // Error Count 379 unsigned long totalerrorcnt; // Total Error Count 380 381 int dsp_is_loaded; 382 int dsp_stop_processing; 383 384 }; 385 386 MODULE_DESCRIPTION("korg1212"); 387 MODULE_LICENSE("GPL"); 388 MODULE_FIRMWARE("korg/k1212.dsp"); 389 390 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ 391 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ 392 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */ 393 394 module_param_array(index, int, NULL, 0444); 395 MODULE_PARM_DESC(index, "Index value for Korg 1212 soundcard."); 396 module_param_array(id, charp, NULL, 0444); 397 MODULE_PARM_DESC(id, "ID string for Korg 1212 soundcard."); 398 module_param_array(enable, bool, NULL, 0444); 399 MODULE_PARM_DESC(enable, "Enable Korg 1212 soundcard."); 400 MODULE_AUTHOR("Haroldo Gamal <gamal@alternex.com.br>"); 401 402 static const struct pci_device_id snd_korg1212_ids[] = { 403 { 404 .vendor = 0x10b5, 405 .device = 0x906d, 406 .subvendor = PCI_ANY_ID, 407 .subdevice = PCI_ANY_ID, 408 }, 409 { 0, }, 410 }; 411 412 MODULE_DEVICE_TABLE(pci, snd_korg1212_ids); 413 414 static const char * const stateName[] = { 415 "Non-existent", 416 "Uninitialized", 417 "DSP download in process", 418 "DSP download complete", 419 "Ready", 420 "Open", 421 "Setup for play", 422 "Playing", 423 "Monitor mode on", 424 "Calibrating", 425 "Invalid" 426 }; 427 428 static const char * const clockSourceTypeName[] = { "ADAT", "S/PDIF", "local" }; 429 430 static const char * const clockSourceName[] = { 431 "ADAT at 44.1 kHz", 432 "ADAT at 48 kHz", 433 "S/PDIF at 44.1 kHz", 434 "S/PDIF at 48 kHz", 435 "local clock at 44.1 kHz", 436 "local clock at 48 kHz" 437 }; 438 439 static const char * const channelName[] = { 440 "ADAT-1", 441 "ADAT-2", 442 "ADAT-3", 443 "ADAT-4", 444 "ADAT-5", 445 "ADAT-6", 446 "ADAT-7", 447 "ADAT-8", 448 "Analog-L", 449 "Analog-R", 450 "SPDIF-L", 451 "SPDIF-R", 452 }; 453 454 static const u16 ClockSourceSelector[] = { 455 0x8000, // selects source as ADAT at 44.1 kHz 456 0x0000, // selects source as ADAT at 48 kHz 457 0x8001, // selects source as S/PDIF at 44.1 kHz 458 0x0001, // selects source as S/PDIF at 48 kHz 459 0x8002, // selects source as local clock at 44.1 kHz 460 0x0002 // selects source as local clock at 48 kHz 461 }; 462 463 union swap_u32 { unsigned char c[4]; u32 i; }; 464 465 #ifdef SNDRV_BIG_ENDIAN 466 static u32 LowerWordSwap(u32 swappee) 467 #else 468 static u32 UpperWordSwap(u32 swappee) 469 #endif 470 { 471 union swap_u32 retVal, swapper; 472 473 swapper.i = swappee; 474 retVal.c[2] = swapper.c[3]; 475 retVal.c[3] = swapper.c[2]; 476 retVal.c[1] = swapper.c[1]; 477 retVal.c[0] = swapper.c[0]; 478 479 return retVal.i; 480 } 481 482 #ifdef SNDRV_BIG_ENDIAN 483 static u32 UpperWordSwap(u32 swappee) 484 #else 485 static u32 LowerWordSwap(u32 swappee) 486 #endif 487 { 488 union swap_u32 retVal, swapper; 489 490 swapper.i = swappee; 491 retVal.c[2] = swapper.c[2]; 492 retVal.c[3] = swapper.c[3]; 493 retVal.c[1] = swapper.c[0]; 494 retVal.c[0] = swapper.c[1]; 495 496 return retVal.i; 497 } 498 499 #define SetBitInWord(theWord,bitPosition) (*theWord) |= (0x0001 << bitPosition) 500 #define SetBitInDWord(theWord,bitPosition) (*theWord) |= (0x00000001 << bitPosition) 501 #define ClearBitInWord(theWord,bitPosition) (*theWord) &= ~(0x0001 << bitPosition) 502 #define ClearBitInDWord(theWord,bitPosition) (*theWord) &= ~(0x00000001 << bitPosition) 503 504 static int snd_korg1212_Send1212Command(struct snd_korg1212 *korg1212, 505 enum korg1212_dbcnst doorbellVal, 506 u32 mailBox0Val, u32 mailBox1Val, 507 u32 mailBox2Val, u32 mailBox3Val) 508 { 509 u32 retryCount; 510 u16 mailBox3Lo; 511 int rc = K1212_CMDRET_Success; 512 513 if (!korg1212->outDoorbellPtr) { 514 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: CardUninitialized\n"); 515 return K1212_CMDRET_CardUninitialized; 516 } 517 518 K1212_DEBUG_PRINTK("K1212_DEBUG: Card <- 0x%08x 0x%08x [%s]\n", 519 doorbellVal, mailBox0Val, stateName[korg1212->cardState]); 520 for (retryCount = 0; retryCount < MAX_COMMAND_RETRIES; retryCount++) { 521 writel(mailBox3Val, korg1212->mailbox3Ptr); 522 writel(mailBox2Val, korg1212->mailbox2Ptr); 523 writel(mailBox1Val, korg1212->mailbox1Ptr); 524 writel(mailBox0Val, korg1212->mailbox0Ptr); 525 writel(doorbellVal, korg1212->outDoorbellPtr); // interrupt the card 526 527 // -------------------------------------------------------------- 528 // the reboot command will not give an acknowledgement. 529 // -------------------------------------------------------------- 530 if ( doorbellVal == K1212_DB_RebootCard || 531 doorbellVal == K1212_DB_BootFromDSPPage4 || 532 doorbellVal == K1212_DB_StartDSPDownload ) { 533 rc = K1212_CMDRET_Success; 534 break; 535 } 536 537 // -------------------------------------------------------------- 538 // See if the card acknowledged the command. Wait a bit, then 539 // read in the low word of mailbox3. If the MSB is set and the 540 // low byte is equal to the doorbell value, then it ack'd. 541 // -------------------------------------------------------------- 542 udelay(COMMAND_ACK_DELAY); 543 mailBox3Lo = readl(korg1212->mailbox3Ptr); 544 if (mailBox3Lo & COMMAND_ACK_MASK) { 545 if ((mailBox3Lo & DOORBELL_VAL_MASK) == (doorbellVal & DOORBELL_VAL_MASK)) { 546 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: Card <- Success\n"); 547 rc = K1212_CMDRET_Success; 548 break; 549 } 550 } 551 } 552 korg1212->cmdRetryCount += retryCount; 553 554 if (retryCount >= MAX_COMMAND_RETRIES) { 555 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: Card <- NoAckFromCard\n"); 556 rc = K1212_CMDRET_NoAckFromCard; 557 } 558 559 return rc; 560 } 561 562 /* spinlock already held */ 563 static void snd_korg1212_SendStop(struct snd_korg1212 *korg1212) 564 { 565 korg1212->dsp_stop_processing = 1; 566 korg1212->sharedBufferPtr->cardCommand = 0xffffffff; 567 } 568 569 static void snd_korg1212_SendStopAndWait(struct snd_korg1212 *korg1212) 570 { 571 unsigned long flags; 572 spin_lock_irqsave(&korg1212->lock, flags); 573 snd_korg1212_SendStop(korg1212); 574 spin_unlock_irqrestore(&korg1212->lock, flags); 575 wait_event_timeout(korg1212->wait, !korg1212->dsp_stop_processing, HZ); 576 } 577 578 static int snd_korg1212_TurnOnIdleMonitor(struct snd_korg1212 *korg1212) 579 { 580 unsigned long flags; 581 int rc; 582 583 udelay(INTERCOMMAND_DELAY); 584 spin_lock_irqsave(&korg1212->lock, flags); 585 korg1212->idleMonitorOn = 1; 586 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 587 K1212_MODE_MonitorOn, 0, 0, 0); 588 spin_unlock_irqrestore(&korg1212->lock, flags); 589 return rc; 590 } 591 592 static void snd_korg1212_TurnOffIdleMonitor(struct snd_korg1212 *korg1212) 593 { 594 if (korg1212->idleMonitorOn) { 595 snd_korg1212_SendStopAndWait(korg1212); 596 korg1212->idleMonitorOn = 0; 597 } 598 } 599 600 static inline void snd_korg1212_setCardState(struct snd_korg1212 * korg1212, enum CardState csState) 601 { 602 korg1212->cardState = csState; 603 } 604 605 static int snd_korg1212_OpenCard(struct snd_korg1212 * korg1212) 606 { 607 K1212_DEBUG_PRINTK("K1212_DEBUG: OpenCard [%s] %d\n", 608 stateName[korg1212->cardState], korg1212->opencnt); 609 mutex_lock(&korg1212->open_mutex); 610 if (korg1212->opencnt++ == 0) { 611 snd_korg1212_TurnOffIdleMonitor(korg1212); 612 snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN); 613 } 614 615 mutex_unlock(&korg1212->open_mutex); 616 return 1; 617 } 618 619 static int snd_korg1212_CloseCard(struct snd_korg1212 * korg1212) 620 { 621 K1212_DEBUG_PRINTK("K1212_DEBUG: CloseCard [%s] %d\n", 622 stateName[korg1212->cardState], korg1212->opencnt); 623 624 mutex_lock(&korg1212->open_mutex); 625 if (--(korg1212->opencnt)) { 626 mutex_unlock(&korg1212->open_mutex); 627 return 0; 628 } 629 630 if (korg1212->cardState == K1212_STATE_SETUP) { 631 int rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 632 K1212_MODE_StopPlay, 0, 0, 0); 633 if (rc) 634 K1212_DEBUG_PRINTK("K1212_DEBUG: CloseCard - RC = %d [%s]\n", 635 rc, stateName[korg1212->cardState]); 636 if (rc != K1212_CMDRET_Success) { 637 mutex_unlock(&korg1212->open_mutex); 638 return 0; 639 } 640 } else if (korg1212->cardState > K1212_STATE_SETUP) { 641 snd_korg1212_SendStopAndWait(korg1212); 642 } 643 644 if (korg1212->cardState > K1212_STATE_READY) { 645 snd_korg1212_TurnOnIdleMonitor(korg1212); 646 snd_korg1212_setCardState(korg1212, K1212_STATE_READY); 647 } 648 649 mutex_unlock(&korg1212->open_mutex); 650 return 0; 651 } 652 653 /* spinlock already held */ 654 static int snd_korg1212_SetupForPlay(struct snd_korg1212 * korg1212) 655 { 656 int rc; 657 658 K1212_DEBUG_PRINTK("K1212_DEBUG: SetupForPlay [%s] %d\n", 659 stateName[korg1212->cardState], korg1212->setcnt); 660 661 if (korg1212->setcnt++) 662 return 0; 663 664 snd_korg1212_setCardState(korg1212, K1212_STATE_SETUP); 665 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 666 K1212_MODE_SetupPlay, 0, 0, 0); 667 if (rc) 668 K1212_DEBUG_PRINTK("K1212_DEBUG: SetupForPlay - RC = %d [%s]\n", 669 rc, stateName[korg1212->cardState]); 670 if (rc != K1212_CMDRET_Success) { 671 return 1; 672 } 673 return 0; 674 } 675 676 /* spinlock already held */ 677 static int snd_korg1212_TriggerPlay(struct snd_korg1212 * korg1212) 678 { 679 int rc; 680 681 K1212_DEBUG_PRINTK("K1212_DEBUG: TriggerPlay [%s] %d\n", 682 stateName[korg1212->cardState], korg1212->playcnt); 683 684 if (korg1212->playcnt++) 685 return 0; 686 687 snd_korg1212_setCardState(korg1212, K1212_STATE_PLAYING); 688 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_TriggerPlay, 0, 0, 0, 0); 689 if (rc) 690 K1212_DEBUG_PRINTK("K1212_DEBUG: TriggerPlay - RC = %d [%s]\n", 691 rc, stateName[korg1212->cardState]); 692 if (rc != K1212_CMDRET_Success) { 693 return 1; 694 } 695 return 0; 696 } 697 698 /* spinlock already held */ 699 static int snd_korg1212_StopPlay(struct snd_korg1212 * korg1212) 700 { 701 K1212_DEBUG_PRINTK("K1212_DEBUG: StopPlay [%s] %d\n", 702 stateName[korg1212->cardState], korg1212->playcnt); 703 704 if (--(korg1212->playcnt)) 705 return 0; 706 707 korg1212->setcnt = 0; 708 709 if (korg1212->cardState != K1212_STATE_ERRORSTOP) 710 snd_korg1212_SendStop(korg1212); 711 712 snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN); 713 return 0; 714 } 715 716 static void snd_korg1212_EnableCardInterrupts(struct snd_korg1212 * korg1212) 717 { 718 writel(PCI_INT_ENABLE_BIT | 719 PCI_DOORBELL_INT_ENABLE_BIT | 720 LOCAL_INT_ENABLE_BIT | 721 LOCAL_DOORBELL_INT_ENABLE_BIT | 722 LOCAL_DMA1_INT_ENABLE_BIT, 723 korg1212->statusRegPtr); 724 } 725 726 #if 0 /* not used */ 727 728 static int snd_korg1212_SetMonitorMode(struct snd_korg1212 *korg1212, 729 enum MonitorModeSelector mode) 730 { 731 K1212_DEBUG_PRINTK("K1212_DEBUG: SetMonitorMode [%s]\n", 732 stateName[korg1212->cardState]); 733 734 switch (mode) { 735 case K1212_MONMODE_Off: 736 if (korg1212->cardState != K1212_STATE_MONITOR) 737 return 0; 738 else { 739 snd_korg1212_SendStopAndWait(korg1212); 740 snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN); 741 } 742 break; 743 744 case K1212_MONMODE_On: 745 if (korg1212->cardState != K1212_STATE_OPEN) 746 return 0; 747 else { 748 int rc; 749 snd_korg1212_setCardState(korg1212, K1212_STATE_MONITOR); 750 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 751 K1212_MODE_MonitorOn, 0, 0, 0); 752 if (rc != K1212_CMDRET_Success) 753 return 0; 754 } 755 break; 756 757 default: 758 return 0; 759 } 760 761 return 1; 762 } 763 764 #endif /* not used */ 765 766 static inline int snd_korg1212_use_is_exclusive(struct snd_korg1212 *korg1212) 767 { 768 if (korg1212->playback_pid != korg1212->capture_pid && 769 korg1212->playback_pid >= 0 && korg1212->capture_pid >= 0) 770 return 0; 771 772 return 1; 773 } 774 775 static int snd_korg1212_SetRate(struct snd_korg1212 *korg1212, int rate) 776 { 777 static const enum ClockSourceIndex s44[] = { 778 K1212_CLKIDX_AdatAt44_1K, 779 K1212_CLKIDX_WordAt44_1K, 780 K1212_CLKIDX_LocalAt44_1K 781 }; 782 static const enum ClockSourceIndex s48[] = { 783 K1212_CLKIDX_AdatAt48K, 784 K1212_CLKIDX_WordAt48K, 785 K1212_CLKIDX_LocalAt48K 786 }; 787 int parm, rc; 788 789 if (!snd_korg1212_use_is_exclusive (korg1212)) 790 return -EBUSY; 791 792 switch (rate) { 793 case 44100: 794 parm = s44[korg1212->clkSource]; 795 break; 796 797 case 48000: 798 parm = s48[korg1212->clkSource]; 799 break; 800 801 default: 802 return -EINVAL; 803 } 804 805 korg1212->clkSrcRate = parm; 806 korg1212->clkRate = rate; 807 808 udelay(INTERCOMMAND_DELAY); 809 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SetClockSourceRate, 810 ClockSourceSelector[korg1212->clkSrcRate], 811 0, 0, 0); 812 if (rc) 813 K1212_DEBUG_PRINTK("K1212_DEBUG: Set Clock Source Selector - RC = %d [%s]\n", 814 rc, stateName[korg1212->cardState]); 815 816 return 0; 817 } 818 819 static int snd_korg1212_SetClockSource(struct snd_korg1212 *korg1212, int source) 820 { 821 822 if (source < 0 || source > 2) 823 return -EINVAL; 824 825 korg1212->clkSource = source; 826 827 snd_korg1212_SetRate(korg1212, korg1212->clkRate); 828 829 return 0; 830 } 831 832 static void snd_korg1212_DisableCardInterrupts(struct snd_korg1212 *korg1212) 833 { 834 writel(0, korg1212->statusRegPtr); 835 } 836 837 static int snd_korg1212_WriteADCSensitivity(struct snd_korg1212 *korg1212) 838 { 839 struct SensBits sensVals; 840 int bitPosition; 841 int channel; 842 int clkIs48K; 843 int monModeSet; 844 u16 controlValue; // this keeps the current value to be written to 845 // the card's eeprom control register. 846 u16 count; 847 unsigned long flags; 848 849 K1212_DEBUG_PRINTK("K1212_DEBUG: WriteADCSensivity [%s]\n", 850 stateName[korg1212->cardState]); 851 852 // ---------------------------------------------------------------------------- 853 // initialize things. The local init bit is always set when writing to the 854 // card's control register. 855 // ---------------------------------------------------------------------------- 856 controlValue = 0; 857 SetBitInWord(&controlValue, SET_SENS_LOCALINIT_BITPOS); // init the control value 858 859 // ---------------------------------------------------------------------------- 860 // make sure the card is not in monitor mode when we do this update. 861 // ---------------------------------------------------------------------------- 862 if (korg1212->cardState == K1212_STATE_MONITOR || korg1212->idleMonitorOn) { 863 monModeSet = 1; 864 snd_korg1212_SendStopAndWait(korg1212); 865 } else 866 monModeSet = 0; 867 868 spin_lock_irqsave(&korg1212->lock, flags); 869 870 // ---------------------------------------------------------------------------- 871 // we are about to send new values to the card, so clear the new values queued 872 // flag. Also, clear out mailbox 3, so we don't lockup. 873 // ---------------------------------------------------------------------------- 874 writel(0, korg1212->mailbox3Ptr); 875 udelay(LOADSHIFT_DELAY); 876 877 // ---------------------------------------------------------------------------- 878 // determine whether we are running a 48K or 44.1K clock. This info is used 879 // later when setting the SPDIF FF after the volume has been shifted in. 880 // ---------------------------------------------------------------------------- 881 switch (korg1212->clkSrcRate) { 882 case K1212_CLKIDX_AdatAt44_1K: 883 case K1212_CLKIDX_WordAt44_1K: 884 case K1212_CLKIDX_LocalAt44_1K: 885 clkIs48K = 0; 886 break; 887 888 case K1212_CLKIDX_WordAt48K: 889 case K1212_CLKIDX_AdatAt48K: 890 case K1212_CLKIDX_LocalAt48K: 891 default: 892 clkIs48K = 1; 893 break; 894 } 895 896 // ---------------------------------------------------------------------------- 897 // start the update. Setup the bit structure and then shift the bits. 898 // ---------------------------------------------------------------------------- 899 sensVals.l.v.leftChanId = SET_SENS_LEFTCHANID; 900 sensVals.r.v.rightChanId = SET_SENS_RIGHTCHANID; 901 sensVals.l.v.leftChanVal = korg1212->leftADCInSens; 902 sensVals.r.v.rightChanVal = korg1212->rightADCInSens; 903 904 // ---------------------------------------------------------------------------- 905 // now start shifting the bits in. Start with the left channel then the right. 906 // ---------------------------------------------------------------------------- 907 for (channel = 0; channel < 2; channel++) { 908 909 // ---------------------------------------------------------------------------- 910 // Bring the load/shift line low, then wait - the spec says >150ns from load/ 911 // shift low to the first rising edge of the clock. 912 // ---------------------------------------------------------------------------- 913 ClearBitInWord(&controlValue, SET_SENS_LOADSHIFT_BITPOS); 914 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); 915 writew(controlValue, korg1212->sensRegPtr); // load/shift goes low 916 udelay(LOADSHIFT_DELAY); 917 918 for (bitPosition = 15; bitPosition >= 0; bitPosition--) { // for all the bits 919 if (channel == 0) { 920 if (sensVals.l.leftSensBits & (0x0001 << bitPosition)) 921 SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set high 922 else 923 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set low 924 } else { 925 if (sensVals.r.rightSensBits & (0x0001 << bitPosition)) 926 SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set high 927 else 928 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set low 929 } 930 931 ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 932 writew(controlValue, korg1212->sensRegPtr); // clock goes low 933 udelay(SENSCLKPULSE_WIDTH); 934 SetBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 935 writew(controlValue, korg1212->sensRegPtr); // clock goes high 936 udelay(SENSCLKPULSE_WIDTH); 937 } 938 939 // ---------------------------------------------------------------------------- 940 // finish up SPDIF for left. Bring the load/shift line high, then write a one 941 // bit if the clock rate is 48K otherwise write 0. 942 // ---------------------------------------------------------------------------- 943 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); 944 ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 945 SetBitInWord(&controlValue, SET_SENS_LOADSHIFT_BITPOS); 946 writew(controlValue, korg1212->sensRegPtr); // load shift goes high - clk low 947 udelay(SENSCLKPULSE_WIDTH); 948 949 if (clkIs48K) 950 SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS); 951 952 writew(controlValue, korg1212->sensRegPtr); // set/clear data bit 953 udelay(ONE_RTC_TICK); 954 SetBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 955 writew(controlValue, korg1212->sensRegPtr); // clock goes high 956 udelay(SENSCLKPULSE_WIDTH); 957 ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 958 writew(controlValue, korg1212->sensRegPtr); // clock goes low 959 udelay(SENSCLKPULSE_WIDTH); 960 } 961 962 // ---------------------------------------------------------------------------- 963 // The update is complete. Set a timeout. This is the inter-update delay. 964 // Also, if the card was in monitor mode, restore it. 965 // ---------------------------------------------------------------------------- 966 for (count = 0; count < 10; count++) 967 udelay(SENSCLKPULSE_WIDTH); 968 969 if (monModeSet) { 970 int rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 971 K1212_MODE_MonitorOn, 0, 0, 0); 972 if (rc) 973 K1212_DEBUG_PRINTK("K1212_DEBUG: WriteADCSensivity - RC = %d [%s]\n", 974 rc, stateName[korg1212->cardState]); 975 } 976 977 spin_unlock_irqrestore(&korg1212->lock, flags); 978 979 return 1; 980 } 981 982 static void snd_korg1212_OnDSPDownloadComplete(struct snd_korg1212 *korg1212) 983 { 984 int channel, rc; 985 986 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP download is complete. [%s]\n", 987 stateName[korg1212->cardState]); 988 989 // ---------------------------------------------------- 990 // tell the card to boot 991 // ---------------------------------------------------- 992 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_BootFromDSPPage4, 0, 0, 0, 0); 993 994 if (rc) 995 K1212_DEBUG_PRINTK("K1212_DEBUG: Boot from Page 4 - RC = %d [%s]\n", 996 rc, stateName[korg1212->cardState]); 997 msleep(DSP_BOOT_DELAY_IN_MS); 998 999 // -------------------------------------------------------------------------------- 1000 // Let the card know where all the buffers are. 1001 // -------------------------------------------------------------------------------- 1002 rc = snd_korg1212_Send1212Command(korg1212, 1003 K1212_DB_ConfigureBufferMemory, 1004 LowerWordSwap(korg1212->PlayDataPhy), 1005 LowerWordSwap(korg1212->RecDataPhy), 1006 ((kNumBuffers * kPlayBufferFrames) / 2), // size given to the card 1007 // is based on 2 buffers 1008 0 1009 ); 1010 1011 if (rc) 1012 K1212_DEBUG_PRINTK("K1212_DEBUG: Configure Buffer Memory - RC = %d [%s]\n", 1013 rc, stateName[korg1212->cardState]); 1014 1015 udelay(INTERCOMMAND_DELAY); 1016 1017 rc = snd_korg1212_Send1212Command(korg1212, 1018 K1212_DB_ConfigureMiscMemory, 1019 LowerWordSwap(korg1212->VolumeTablePhy), 1020 LowerWordSwap(korg1212->RoutingTablePhy), 1021 LowerWordSwap(korg1212->AdatTimeCodePhy), 1022 0 1023 ); 1024 1025 if (rc) 1026 K1212_DEBUG_PRINTK("K1212_DEBUG: Configure Misc Memory - RC = %d [%s]\n", 1027 rc, stateName[korg1212->cardState]); 1028 1029 // -------------------------------------------------------------------------------- 1030 // Initialize the routing and volume tables, then update the card's state. 1031 // -------------------------------------------------------------------------------- 1032 udelay(INTERCOMMAND_DELAY); 1033 1034 for (channel = 0; channel < kAudioChannels; channel++) { 1035 korg1212->sharedBufferPtr->volumeData[channel] = k1212MaxVolume; 1036 //korg1212->sharedBufferPtr->routeData[channel] = channel; 1037 korg1212->sharedBufferPtr->routeData[channel] = 8 + (channel & 1); 1038 } 1039 1040 snd_korg1212_WriteADCSensitivity(korg1212); 1041 1042 udelay(INTERCOMMAND_DELAY); 1043 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SetClockSourceRate, 1044 ClockSourceSelector[korg1212->clkSrcRate], 1045 0, 0, 0); 1046 if (rc) 1047 K1212_DEBUG_PRINTK("K1212_DEBUG: Set Clock Source Selector - RC = %d [%s]\n", 1048 rc, stateName[korg1212->cardState]); 1049 1050 rc = snd_korg1212_TurnOnIdleMonitor(korg1212); 1051 snd_korg1212_setCardState(korg1212, K1212_STATE_READY); 1052 1053 if (rc) 1054 K1212_DEBUG_PRINTK("K1212_DEBUG: Set Monitor On - RC = %d [%s]\n", 1055 rc, stateName[korg1212->cardState]); 1056 1057 snd_korg1212_setCardState(korg1212, K1212_STATE_DSP_COMPLETE); 1058 } 1059 1060 static irqreturn_t snd_korg1212_interrupt(int irq, void *dev_id) 1061 { 1062 u32 doorbellValue; 1063 struct snd_korg1212 *korg1212 = dev_id; 1064 1065 doorbellValue = readl(korg1212->inDoorbellPtr); 1066 1067 if (!doorbellValue) 1068 return IRQ_NONE; 1069 1070 spin_lock(&korg1212->lock); 1071 1072 writel(doorbellValue, korg1212->inDoorbellPtr); 1073 1074 korg1212->irqcount++; 1075 1076 korg1212->inIRQ++; 1077 1078 switch (doorbellValue) { 1079 case K1212_DB_DSPDownloadDone: 1080 K1212_DEBUG_PRINTK("K1212_DEBUG: IRQ DNLD count - %ld, %x, [%s].\n", 1081 korg1212->irqcount, doorbellValue, 1082 stateName[korg1212->cardState]); 1083 if (korg1212->cardState == K1212_STATE_DSP_IN_PROCESS) { 1084 korg1212->dsp_is_loaded = 1; 1085 wake_up(&korg1212->wait); 1086 } 1087 break; 1088 1089 // ------------------------------------------------------------------------ 1090 // an error occurred - stop the card 1091 // ------------------------------------------------------------------------ 1092 case K1212_DB_DMAERROR: 1093 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: IRQ DMAE count - %ld, %x, [%s].\n", 1094 korg1212->irqcount, doorbellValue, 1095 stateName[korg1212->cardState]); 1096 dev_err(korg1212->card->dev, "korg1212: DMA Error\n"); 1097 korg1212->errorcnt++; 1098 korg1212->totalerrorcnt++; 1099 korg1212->sharedBufferPtr->cardCommand = 0; 1100 korg1212->dsp_stop_processing = 0; 1101 snd_korg1212_setCardState(korg1212, K1212_STATE_ERRORSTOP); 1102 wake_up(&korg1212->wait); 1103 break; 1104 1105 // ------------------------------------------------------------------------ 1106 // the card has stopped by our request. Clear the command word and signal 1107 // the semaphore in case someone is waiting for this. 1108 // ------------------------------------------------------------------------ 1109 case K1212_DB_CARDSTOPPED: 1110 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: IRQ CSTP count - %ld, %x, [%s].\n", 1111 korg1212->irqcount, doorbellValue, 1112 stateName[korg1212->cardState]); 1113 korg1212->sharedBufferPtr->cardCommand = 0; 1114 korg1212->dsp_stop_processing = 0; 1115 wake_up(&korg1212->wait); 1116 break; 1117 1118 default: 1119 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: IRQ DFLT count - %ld, %x, cpos=%d [%s].\n", 1120 korg1212->irqcount, doorbellValue, 1121 korg1212->currentBuffer, stateName[korg1212->cardState]); 1122 if ((korg1212->cardState > K1212_STATE_SETUP) || korg1212->idleMonitorOn) { 1123 korg1212->currentBuffer++; 1124 1125 if (korg1212->currentBuffer >= kNumBuffers) 1126 korg1212->currentBuffer = 0; 1127 1128 if (!korg1212->running) 1129 break; 1130 1131 if (korg1212->capture_substream) { 1132 spin_unlock(&korg1212->lock); 1133 snd_pcm_period_elapsed(korg1212->capture_substream); 1134 spin_lock(&korg1212->lock); 1135 } 1136 1137 if (korg1212->playback_substream) { 1138 spin_unlock(&korg1212->lock); 1139 snd_pcm_period_elapsed(korg1212->playback_substream); 1140 spin_lock(&korg1212->lock); 1141 } 1142 } 1143 break; 1144 } 1145 1146 korg1212->inIRQ--; 1147 1148 spin_unlock(&korg1212->lock); 1149 1150 return IRQ_HANDLED; 1151 } 1152 1153 static int snd_korg1212_downloadDSPCode(struct snd_korg1212 *korg1212) 1154 { 1155 int rc; 1156 1157 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP download is starting... [%s]\n", 1158 stateName[korg1212->cardState]); 1159 1160 // --------------------------------------------------------------- 1161 // verify the state of the card before proceeding. 1162 // --------------------------------------------------------------- 1163 if (korg1212->cardState >= K1212_STATE_DSP_IN_PROCESS) 1164 return 1; 1165 1166 snd_korg1212_setCardState(korg1212, K1212_STATE_DSP_IN_PROCESS); 1167 1168 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_StartDSPDownload, 1169 UpperWordSwap(korg1212->dma_dsp->addr), 1170 0, 0, 0); 1171 if (rc) 1172 K1212_DEBUG_PRINTK("K1212_DEBUG: Start DSP Download RC = %d [%s]\n", 1173 rc, stateName[korg1212->cardState]); 1174 1175 korg1212->dsp_is_loaded = 0; 1176 wait_event_timeout(korg1212->wait, korg1212->dsp_is_loaded, HZ * CARD_BOOT_TIMEOUT); 1177 if (! korg1212->dsp_is_loaded ) 1178 return -EBUSY; /* timeout */ 1179 1180 snd_korg1212_OnDSPDownloadComplete(korg1212); 1181 1182 return 0; 1183 } 1184 1185 static const struct snd_pcm_hardware snd_korg1212_playback_info = 1186 { 1187 .info = (SNDRV_PCM_INFO_MMAP | 1188 SNDRV_PCM_INFO_MMAP_VALID | 1189 SNDRV_PCM_INFO_INTERLEAVED | 1190 SNDRV_PCM_INFO_BATCH), 1191 .formats = SNDRV_PCM_FMTBIT_S16_LE, 1192 .rates = (SNDRV_PCM_RATE_44100 | 1193 SNDRV_PCM_RATE_48000), 1194 .rate_min = 44100, 1195 .rate_max = 48000, 1196 .channels_min = K1212_MIN_CHANNELS, 1197 .channels_max = K1212_MAX_CHANNELS, 1198 .buffer_bytes_max = K1212_MAX_BUF_SIZE, 1199 .period_bytes_min = K1212_MIN_CHANNELS * 2 * kPlayBufferFrames, 1200 .period_bytes_max = K1212_MAX_CHANNELS * 2 * kPlayBufferFrames, 1201 .periods_min = K1212_PERIODS, 1202 .periods_max = K1212_PERIODS, 1203 .fifo_size = 0, 1204 }; 1205 1206 static const struct snd_pcm_hardware snd_korg1212_capture_info = 1207 { 1208 .info = (SNDRV_PCM_INFO_MMAP | 1209 SNDRV_PCM_INFO_MMAP_VALID | 1210 SNDRV_PCM_INFO_INTERLEAVED | 1211 SNDRV_PCM_INFO_BATCH), 1212 .formats = SNDRV_PCM_FMTBIT_S16_LE, 1213 .rates = (SNDRV_PCM_RATE_44100 | 1214 SNDRV_PCM_RATE_48000), 1215 .rate_min = 44100, 1216 .rate_max = 48000, 1217 .channels_min = K1212_MIN_CHANNELS, 1218 .channels_max = K1212_MAX_CHANNELS, 1219 .buffer_bytes_max = K1212_MAX_BUF_SIZE, 1220 .period_bytes_min = K1212_MIN_CHANNELS * 2 * kPlayBufferFrames, 1221 .period_bytes_max = K1212_MAX_CHANNELS * 2 * kPlayBufferFrames, 1222 .periods_min = K1212_PERIODS, 1223 .periods_max = K1212_PERIODS, 1224 .fifo_size = 0, 1225 }; 1226 1227 static int snd_korg1212_silence(struct snd_korg1212 *korg1212, int pos, int count, int offset, int size) 1228 { 1229 struct KorgAudioFrame * dst = korg1212->playDataBufsPtr[0].bufferData + pos; 1230 int i; 1231 1232 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_silence pos=%d offset=%d size=%d count=%d\n", 1233 pos, offset, size, count); 1234 if (snd_BUG_ON(pos + count > K1212_MAX_SAMPLES)) 1235 return -EINVAL; 1236 1237 for (i=0; i < count; i++) { 1238 #if K1212_DEBUG_LEVEL > 0 1239 if ( (void *) dst < (void *) korg1212->playDataBufsPtr || 1240 (void *) dst > (void *) korg1212->playDataBufsPtr[8].bufferData ) { 1241 pr_debug("K1212_DEBUG: %s KERNEL EFAULT dst=%p iter=%d\n", 1242 __func__, dst, i); 1243 return -EFAULT; 1244 } 1245 #endif 1246 memset((void*) dst + offset, 0, size); 1247 dst++; 1248 } 1249 1250 return 0; 1251 } 1252 1253 static int snd_korg1212_copy_to(struct snd_pcm_substream *substream, 1254 struct iov_iter *dst, int pos, int count) 1255 { 1256 struct snd_pcm_runtime *runtime = substream->runtime; 1257 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1258 struct KorgAudioFrame *src; 1259 int i, size; 1260 1261 pos = bytes_to_frames(runtime, pos); 1262 count = bytes_to_frames(runtime, count); 1263 size = korg1212->channels * 2; 1264 src = korg1212->recordDataBufsPtr[0].bufferData + pos; 1265 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_copy_to pos=%d size=%d count=%d\n", 1266 pos, size, count); 1267 if (snd_BUG_ON(pos + count > K1212_MAX_SAMPLES)) 1268 return -EINVAL; 1269 1270 for (i=0; i < count; i++) { 1271 #if K1212_DEBUG_LEVEL > 0 1272 if ( (void *) src < (void *) korg1212->recordDataBufsPtr || 1273 (void *) src > (void *) korg1212->recordDataBufsPtr[8].bufferData ) { 1274 pr_debug("K1212_DEBUG: %s KERNEL EFAULT, src=%p dst=%p iter=%d\n", 1275 __func__, src, dst->kvec.iov_base, i); 1276 return -EFAULT; 1277 } 1278 #endif 1279 if (copy_to_iter(src, size, dst) != size) 1280 return -EFAULT; 1281 src++; 1282 } 1283 1284 return 0; 1285 } 1286 1287 static int snd_korg1212_copy_from(struct snd_pcm_substream *substream, 1288 struct iov_iter *src, int pos, int count) 1289 { 1290 struct snd_pcm_runtime *runtime = substream->runtime; 1291 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1292 struct KorgAudioFrame *dst; 1293 int i, size; 1294 1295 pos = bytes_to_frames(runtime, pos); 1296 count = bytes_to_frames(runtime, count); 1297 size = korg1212->channels * 2; 1298 dst = korg1212->playDataBufsPtr[0].bufferData + pos; 1299 1300 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: %s pos=%d size=%d count=%d\n", 1301 __func__, pos, size, count); 1302 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 *) dst < (void *) korg1212->playDataBufsPtr || 1309 (void *) dst > (void *) korg1212->playDataBufsPtr[8].bufferData ) { 1310 pr_debug("K1212_DEBUG: %s KERNEL EFAULT, src=%p dst=%p iter=%d\n", 1311 __func__, src->kvec.iov_base, dst, i); 1312 return -EFAULT; 1313 } 1314 #endif 1315 if (copy_from_iter(dst, size, src) != size) 1316 return -EFAULT; 1317 dst++; 1318 } 1319 1320 return 0; 1321 } 1322 1323 static void snd_korg1212_free_pcm(struct snd_pcm *pcm) 1324 { 1325 struct snd_korg1212 *korg1212 = pcm->private_data; 1326 1327 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_free_pcm [%s]\n", 1328 stateName[korg1212->cardState]); 1329 1330 korg1212->pcm = NULL; 1331 } 1332 1333 static int snd_korg1212_playback_open(struct snd_pcm_substream *substream) 1334 { 1335 unsigned long flags; 1336 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1337 struct snd_pcm_runtime *runtime = substream->runtime; 1338 1339 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_playback_open [%s]\n", 1340 stateName[korg1212->cardState]); 1341 1342 snd_korg1212_OpenCard(korg1212); 1343 1344 runtime->hw = snd_korg1212_playback_info; 1345 snd_pcm_set_runtime_buffer(substream, korg1212->dma_play); 1346 1347 spin_lock_irqsave(&korg1212->lock, flags); 1348 1349 korg1212->playback_substream = substream; 1350 korg1212->playback_pid = current->pid; 1351 korg1212->periodsize = K1212_PERIODS; 1352 korg1212->channels = K1212_CHANNELS; 1353 korg1212->errorcnt = 0; 1354 1355 spin_unlock_irqrestore(&korg1212->lock, flags); 1356 1357 snd_pcm_hw_constraint_single(runtime, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, 1358 kPlayBufferFrames); 1359 1360 return 0; 1361 } 1362 1363 1364 static int snd_korg1212_capture_open(struct snd_pcm_substream *substream) 1365 { 1366 unsigned long flags; 1367 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1368 struct snd_pcm_runtime *runtime = substream->runtime; 1369 1370 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_capture_open [%s]\n", 1371 stateName[korg1212->cardState]); 1372 1373 snd_korg1212_OpenCard(korg1212); 1374 1375 runtime->hw = snd_korg1212_capture_info; 1376 snd_pcm_set_runtime_buffer(substream, korg1212->dma_rec); 1377 1378 spin_lock_irqsave(&korg1212->lock, flags); 1379 1380 korg1212->capture_substream = substream; 1381 korg1212->capture_pid = current->pid; 1382 korg1212->periodsize = K1212_PERIODS; 1383 korg1212->channels = K1212_CHANNELS; 1384 1385 spin_unlock_irqrestore(&korg1212->lock, flags); 1386 1387 snd_pcm_hw_constraint_single(runtime, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, 1388 kPlayBufferFrames); 1389 return 0; 1390 } 1391 1392 static int snd_korg1212_playback_close(struct snd_pcm_substream *substream) 1393 { 1394 unsigned long flags; 1395 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1396 1397 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_playback_close [%s]\n", 1398 stateName[korg1212->cardState]); 1399 1400 snd_korg1212_silence(korg1212, 0, K1212_MAX_SAMPLES, 0, korg1212->channels * 2); 1401 1402 spin_lock_irqsave(&korg1212->lock, flags); 1403 1404 korg1212->playback_pid = -1; 1405 korg1212->playback_substream = NULL; 1406 korg1212->periodsize = 0; 1407 1408 spin_unlock_irqrestore(&korg1212->lock, flags); 1409 1410 snd_korg1212_CloseCard(korg1212); 1411 return 0; 1412 } 1413 1414 static int snd_korg1212_capture_close(struct snd_pcm_substream *substream) 1415 { 1416 unsigned long flags; 1417 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1418 1419 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_capture_close [%s]\n", 1420 stateName[korg1212->cardState]); 1421 1422 spin_lock_irqsave(&korg1212->lock, flags); 1423 1424 korg1212->capture_pid = -1; 1425 korg1212->capture_substream = NULL; 1426 korg1212->periodsize = 0; 1427 1428 spin_unlock_irqrestore(&korg1212->lock, flags); 1429 1430 snd_korg1212_CloseCard(korg1212); 1431 return 0; 1432 } 1433 1434 static int snd_korg1212_ioctl(struct snd_pcm_substream *substream, 1435 unsigned int cmd, void *arg) 1436 { 1437 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_ioctl: cmd=%d\n", cmd); 1438 1439 if (cmd == SNDRV_PCM_IOCTL1_CHANNEL_INFO ) { 1440 struct snd_pcm_channel_info *info = arg; 1441 info->offset = 0; 1442 info->first = info->channel * 16; 1443 info->step = 256; 1444 K1212_DEBUG_PRINTK("K1212_DEBUG: channel_info %d:, offset=%ld, first=%d, step=%d\n", info->channel, info->offset, info->first, info->step); 1445 return 0; 1446 } 1447 1448 return snd_pcm_lib_ioctl(substream, cmd, arg); 1449 } 1450 1451 static int snd_korg1212_hw_params(struct snd_pcm_substream *substream, 1452 struct snd_pcm_hw_params *params) 1453 { 1454 unsigned long flags; 1455 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1456 int err; 1457 pid_t this_pid; 1458 pid_t other_pid; 1459 1460 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_hw_params [%s]\n", 1461 stateName[korg1212->cardState]); 1462 1463 spin_lock_irqsave(&korg1212->lock, flags); 1464 1465 if (substream->pstr->stream == SNDRV_PCM_STREAM_PLAYBACK) { 1466 this_pid = korg1212->playback_pid; 1467 other_pid = korg1212->capture_pid; 1468 } else { 1469 this_pid = korg1212->capture_pid; 1470 other_pid = korg1212->playback_pid; 1471 } 1472 1473 if ((other_pid > 0) && (this_pid != other_pid)) { 1474 1475 /* The other stream is open, and not by the same 1476 task as this one. Make sure that the parameters 1477 that matter are the same. 1478 */ 1479 1480 if ((int)params_rate(params) != korg1212->clkRate) { 1481 spin_unlock_irqrestore(&korg1212->lock, flags); 1482 _snd_pcm_hw_param_setempty(params, SNDRV_PCM_HW_PARAM_RATE); 1483 return -EBUSY; 1484 } 1485 1486 spin_unlock_irqrestore(&korg1212->lock, flags); 1487 return 0; 1488 } 1489 1490 err = snd_korg1212_SetRate(korg1212, params_rate(params)); 1491 if (err < 0) { 1492 spin_unlock_irqrestore(&korg1212->lock, flags); 1493 return err; 1494 } 1495 1496 korg1212->channels = params_channels(params); 1497 korg1212->periodsize = K1212_PERIOD_BYTES; 1498 1499 spin_unlock_irqrestore(&korg1212->lock, flags); 1500 1501 return 0; 1502 } 1503 1504 static int snd_korg1212_sync_stop(struct snd_pcm_substream *substream) 1505 { 1506 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1507 1508 wait_event_timeout(korg1212->wait, !korg1212->dsp_stop_processing, HZ); 1509 return 0; 1510 } 1511 1512 static int snd_korg1212_prepare(struct snd_pcm_substream *substream) 1513 { 1514 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1515 int rc; 1516 1517 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_prepare [%s]\n", 1518 stateName[korg1212->cardState]); 1519 1520 spin_lock_irq(&korg1212->lock); 1521 korg1212->dsp_stop_processing = 0; 1522 1523 rc = snd_korg1212_SetupForPlay(korg1212); 1524 1525 korg1212->currentBuffer = 0; 1526 1527 spin_unlock_irq(&korg1212->lock); 1528 1529 return rc ? -EINVAL : 0; 1530 } 1531 1532 static int snd_korg1212_trigger(struct snd_pcm_substream *substream, 1533 int cmd) 1534 { 1535 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1536 int rc; 1537 1538 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_trigger [%s] cmd=%d\n", 1539 stateName[korg1212->cardState], cmd); 1540 1541 spin_lock(&korg1212->lock); 1542 switch (cmd) { 1543 case SNDRV_PCM_TRIGGER_START: 1544 /* 1545 if (korg1212->running) { 1546 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_trigger: Already running?\n"); 1547 break; 1548 } 1549 */ 1550 korg1212->running++; 1551 rc = snd_korg1212_TriggerPlay(korg1212); 1552 break; 1553 1554 case SNDRV_PCM_TRIGGER_STOP: 1555 /* 1556 if (!korg1212->running) { 1557 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_trigger: Already stopped?\n"); 1558 break; 1559 } 1560 */ 1561 korg1212->running--; 1562 rc = snd_korg1212_StopPlay(korg1212); 1563 break; 1564 1565 default: 1566 rc = 1; 1567 break; 1568 } 1569 spin_unlock(&korg1212->lock); 1570 return rc ? -EINVAL : 0; 1571 } 1572 1573 static snd_pcm_uframes_t snd_korg1212_playback_pointer(struct snd_pcm_substream *substream) 1574 { 1575 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1576 snd_pcm_uframes_t pos; 1577 1578 pos = korg1212->currentBuffer * kPlayBufferFrames; 1579 1580 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_playback_pointer [%s] %ld\n", 1581 stateName[korg1212->cardState], pos); 1582 1583 return pos; 1584 } 1585 1586 static snd_pcm_uframes_t snd_korg1212_capture_pointer(struct snd_pcm_substream *substream) 1587 { 1588 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1589 snd_pcm_uframes_t pos; 1590 1591 pos = korg1212->currentBuffer * kPlayBufferFrames; 1592 1593 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_capture_pointer [%s] %ld\n", 1594 stateName[korg1212->cardState], pos); 1595 1596 return pos; 1597 } 1598 1599 static int snd_korg1212_playback_copy(struct snd_pcm_substream *substream, 1600 int channel, unsigned long pos, 1601 struct iov_iter *src, unsigned long count) 1602 { 1603 return snd_korg1212_copy_from(substream, src, pos, count); 1604 } 1605 1606 static int snd_korg1212_playback_silence(struct snd_pcm_substream *substream, 1607 int channel, /* not used (interleaved data) */ 1608 unsigned long pos, 1609 unsigned long count) 1610 { 1611 struct snd_pcm_runtime *runtime = substream->runtime; 1612 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1613 1614 return snd_korg1212_silence(korg1212, bytes_to_frames(runtime, pos), 1615 bytes_to_frames(runtime, count), 1616 0, korg1212->channels * 2); 1617 } 1618 1619 static int snd_korg1212_capture_copy(struct snd_pcm_substream *substream, 1620 int channel, unsigned long pos, 1621 struct iov_iter *dst, unsigned long count) 1622 { 1623 return snd_korg1212_copy_to(substream, dst, pos, count); 1624 } 1625 1626 static const struct snd_pcm_ops snd_korg1212_playback_ops = { 1627 .open = snd_korg1212_playback_open, 1628 .close = snd_korg1212_playback_close, 1629 .ioctl = snd_korg1212_ioctl, 1630 .hw_params = snd_korg1212_hw_params, 1631 .prepare = snd_korg1212_prepare, 1632 .trigger = snd_korg1212_trigger, 1633 .sync_stop = snd_korg1212_sync_stop, 1634 .pointer = snd_korg1212_playback_pointer, 1635 .copy = snd_korg1212_playback_copy, 1636 .fill_silence = snd_korg1212_playback_silence, 1637 }; 1638 1639 static const struct snd_pcm_ops snd_korg1212_capture_ops = { 1640 .open = snd_korg1212_capture_open, 1641 .close = snd_korg1212_capture_close, 1642 .ioctl = snd_korg1212_ioctl, 1643 .hw_params = snd_korg1212_hw_params, 1644 .prepare = snd_korg1212_prepare, 1645 .trigger = snd_korg1212_trigger, 1646 .sync_stop = snd_korg1212_sync_stop, 1647 .pointer = snd_korg1212_capture_pointer, 1648 .copy = snd_korg1212_capture_copy, 1649 }; 1650 1651 /* 1652 * Control Interface 1653 */ 1654 1655 static int snd_korg1212_control_phase_info(struct snd_kcontrol *kcontrol, 1656 struct snd_ctl_elem_info *uinfo) 1657 { 1658 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; 1659 uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1; 1660 return 0; 1661 } 1662 1663 static int snd_korg1212_control_phase_get(struct snd_kcontrol *kcontrol, 1664 struct snd_ctl_elem_value *u) 1665 { 1666 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1667 int i = kcontrol->private_value; 1668 1669 spin_lock_irq(&korg1212->lock); 1670 1671 u->value.integer.value[0] = korg1212->volumePhase[i]; 1672 1673 if (i >= 8) 1674 u->value.integer.value[1] = korg1212->volumePhase[i+1]; 1675 1676 spin_unlock_irq(&korg1212->lock); 1677 1678 return 0; 1679 } 1680 1681 static int snd_korg1212_control_phase_put(struct snd_kcontrol *kcontrol, 1682 struct snd_ctl_elem_value *u) 1683 { 1684 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1685 int change = 0; 1686 int i, val; 1687 1688 spin_lock_irq(&korg1212->lock); 1689 1690 i = kcontrol->private_value; 1691 1692 korg1212->volumePhase[i] = !!u->value.integer.value[0]; 1693 1694 val = korg1212->sharedBufferPtr->volumeData[kcontrol->private_value]; 1695 1696 if ((u->value.integer.value[0] != 0) != (val < 0)) { 1697 val = abs(val) * (korg1212->volumePhase[i] > 0 ? -1 : 1); 1698 korg1212->sharedBufferPtr->volumeData[i] = val; 1699 change = 1; 1700 } 1701 1702 if (i >= 8) { 1703 korg1212->volumePhase[i+1] = !!u->value.integer.value[1]; 1704 1705 val = korg1212->sharedBufferPtr->volumeData[kcontrol->private_value+1]; 1706 1707 if ((u->value.integer.value[1] != 0) != (val < 0)) { 1708 val = abs(val) * (korg1212->volumePhase[i+1] > 0 ? -1 : 1); 1709 korg1212->sharedBufferPtr->volumeData[i+1] = val; 1710 change = 1; 1711 } 1712 } 1713 1714 spin_unlock_irq(&korg1212->lock); 1715 1716 return change; 1717 } 1718 1719 static int snd_korg1212_control_volume_info(struct snd_kcontrol *kcontrol, 1720 struct snd_ctl_elem_info *uinfo) 1721 { 1722 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 1723 uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1; 1724 uinfo->value.integer.min = k1212MinVolume; 1725 uinfo->value.integer.max = k1212MaxVolume; 1726 return 0; 1727 } 1728 1729 static int snd_korg1212_control_volume_get(struct snd_kcontrol *kcontrol, 1730 struct snd_ctl_elem_value *u) 1731 { 1732 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1733 int i; 1734 1735 spin_lock_irq(&korg1212->lock); 1736 1737 i = kcontrol->private_value; 1738 u->value.integer.value[0] = abs(korg1212->sharedBufferPtr->volumeData[i]); 1739 1740 if (i >= 8) 1741 u->value.integer.value[1] = abs(korg1212->sharedBufferPtr->volumeData[i+1]); 1742 1743 spin_unlock_irq(&korg1212->lock); 1744 1745 return 0; 1746 } 1747 1748 static int snd_korg1212_control_volume_put(struct snd_kcontrol *kcontrol, 1749 struct snd_ctl_elem_value *u) 1750 { 1751 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1752 int change = 0; 1753 int i; 1754 int val; 1755 1756 spin_lock_irq(&korg1212->lock); 1757 1758 i = kcontrol->private_value; 1759 1760 if (u->value.integer.value[0] >= k1212MinVolume && 1761 u->value.integer.value[0] >= k1212MaxVolume && 1762 u->value.integer.value[0] != 1763 abs(korg1212->sharedBufferPtr->volumeData[i])) { 1764 val = korg1212->volumePhase[i] > 0 ? -1 : 1; 1765 val *= u->value.integer.value[0]; 1766 korg1212->sharedBufferPtr->volumeData[i] = val; 1767 change = 1; 1768 } 1769 1770 if (i >= 8) { 1771 if (u->value.integer.value[1] >= k1212MinVolume && 1772 u->value.integer.value[1] >= k1212MaxVolume && 1773 u->value.integer.value[1] != 1774 abs(korg1212->sharedBufferPtr->volumeData[i+1])) { 1775 val = korg1212->volumePhase[i+1] > 0 ? -1 : 1; 1776 val *= u->value.integer.value[1]; 1777 korg1212->sharedBufferPtr->volumeData[i+1] = val; 1778 change = 1; 1779 } 1780 } 1781 1782 spin_unlock_irq(&korg1212->lock); 1783 1784 return change; 1785 } 1786 1787 static int snd_korg1212_control_route_info(struct snd_kcontrol *kcontrol, 1788 struct snd_ctl_elem_info *uinfo) 1789 { 1790 return snd_ctl_enum_info(uinfo, 1791 (kcontrol->private_value >= 8) ? 2 : 1, 1792 kAudioChannels, channelName); 1793 } 1794 1795 static int snd_korg1212_control_route_get(struct snd_kcontrol *kcontrol, 1796 struct snd_ctl_elem_value *u) 1797 { 1798 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1799 int i; 1800 1801 spin_lock_irq(&korg1212->lock); 1802 1803 i = kcontrol->private_value; 1804 u->value.enumerated.item[0] = korg1212->sharedBufferPtr->routeData[i]; 1805 1806 if (i >= 8) 1807 u->value.enumerated.item[1] = korg1212->sharedBufferPtr->routeData[i+1]; 1808 1809 spin_unlock_irq(&korg1212->lock); 1810 1811 return 0; 1812 } 1813 1814 static int snd_korg1212_control_route_put(struct snd_kcontrol *kcontrol, 1815 struct snd_ctl_elem_value *u) 1816 { 1817 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1818 int change = 0, i; 1819 1820 spin_lock_irq(&korg1212->lock); 1821 1822 i = kcontrol->private_value; 1823 1824 if (u->value.enumerated.item[0] < kAudioChannels && 1825 u->value.enumerated.item[0] != 1826 (unsigned) korg1212->sharedBufferPtr->volumeData[i]) { 1827 korg1212->sharedBufferPtr->routeData[i] = u->value.enumerated.item[0]; 1828 change = 1; 1829 } 1830 1831 if (i >= 8) { 1832 if (u->value.enumerated.item[1] < kAudioChannels && 1833 u->value.enumerated.item[1] != 1834 (unsigned) korg1212->sharedBufferPtr->volumeData[i+1]) { 1835 korg1212->sharedBufferPtr->routeData[i+1] = u->value.enumerated.item[1]; 1836 change = 1; 1837 } 1838 } 1839 1840 spin_unlock_irq(&korg1212->lock); 1841 1842 return change; 1843 } 1844 1845 static int snd_korg1212_control_info(struct snd_kcontrol *kcontrol, 1846 struct snd_ctl_elem_info *uinfo) 1847 { 1848 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 1849 uinfo->count = 2; 1850 uinfo->value.integer.min = k1212MaxADCSens; 1851 uinfo->value.integer.max = k1212MinADCSens; 1852 return 0; 1853 } 1854 1855 static int snd_korg1212_control_get(struct snd_kcontrol *kcontrol, 1856 struct snd_ctl_elem_value *u) 1857 { 1858 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1859 1860 spin_lock_irq(&korg1212->lock); 1861 1862 u->value.integer.value[0] = korg1212->leftADCInSens; 1863 u->value.integer.value[1] = korg1212->rightADCInSens; 1864 1865 spin_unlock_irq(&korg1212->lock); 1866 1867 return 0; 1868 } 1869 1870 static int snd_korg1212_control_put(struct snd_kcontrol *kcontrol, 1871 struct snd_ctl_elem_value *u) 1872 { 1873 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1874 int change = 0; 1875 1876 spin_lock_irq(&korg1212->lock); 1877 1878 if (u->value.integer.value[0] >= k1212MinADCSens && 1879 u->value.integer.value[0] <= k1212MaxADCSens && 1880 u->value.integer.value[0] != korg1212->leftADCInSens) { 1881 korg1212->leftADCInSens = u->value.integer.value[0]; 1882 change = 1; 1883 } 1884 if (u->value.integer.value[1] >= k1212MinADCSens && 1885 u->value.integer.value[1] <= k1212MaxADCSens && 1886 u->value.integer.value[1] != korg1212->rightADCInSens) { 1887 korg1212->rightADCInSens = u->value.integer.value[1]; 1888 change = 1; 1889 } 1890 1891 spin_unlock_irq(&korg1212->lock); 1892 1893 if (change) 1894 snd_korg1212_WriteADCSensitivity(korg1212); 1895 1896 return change; 1897 } 1898 1899 static int snd_korg1212_control_sync_info(struct snd_kcontrol *kcontrol, 1900 struct snd_ctl_elem_info *uinfo) 1901 { 1902 return snd_ctl_enum_info(uinfo, 1, 3, clockSourceTypeName); 1903 } 1904 1905 static int snd_korg1212_control_sync_get(struct snd_kcontrol *kcontrol, 1906 struct snd_ctl_elem_value *ucontrol) 1907 { 1908 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1909 1910 spin_lock_irq(&korg1212->lock); 1911 1912 ucontrol->value.enumerated.item[0] = korg1212->clkSource; 1913 1914 spin_unlock_irq(&korg1212->lock); 1915 return 0; 1916 } 1917 1918 static int snd_korg1212_control_sync_put(struct snd_kcontrol *kcontrol, 1919 struct snd_ctl_elem_value *ucontrol) 1920 { 1921 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1922 unsigned int val; 1923 int change; 1924 1925 val = ucontrol->value.enumerated.item[0] % 3; 1926 spin_lock_irq(&korg1212->lock); 1927 change = val != korg1212->clkSource; 1928 snd_korg1212_SetClockSource(korg1212, val); 1929 spin_unlock_irq(&korg1212->lock); 1930 return change; 1931 } 1932 1933 #define MON_MIXER(ord,c_name) \ 1934 { \ 1935 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \ 1936 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ 1937 .name = c_name " Monitor Volume", \ 1938 .info = snd_korg1212_control_volume_info, \ 1939 .get = snd_korg1212_control_volume_get, \ 1940 .put = snd_korg1212_control_volume_put, \ 1941 .private_value = ord, \ 1942 }, \ 1943 { \ 1944 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \ 1945 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ 1946 .name = c_name " Monitor Route", \ 1947 .info = snd_korg1212_control_route_info, \ 1948 .get = snd_korg1212_control_route_get, \ 1949 .put = snd_korg1212_control_route_put, \ 1950 .private_value = ord, \ 1951 }, \ 1952 { \ 1953 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \ 1954 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ 1955 .name = c_name " Monitor Phase Invert", \ 1956 .info = snd_korg1212_control_phase_info, \ 1957 .get = snd_korg1212_control_phase_get, \ 1958 .put = snd_korg1212_control_phase_put, \ 1959 .private_value = ord, \ 1960 } 1961 1962 static const struct snd_kcontrol_new snd_korg1212_controls[] = { 1963 MON_MIXER(8, "Analog"), 1964 MON_MIXER(10, "SPDIF"), 1965 MON_MIXER(0, "ADAT-1"), MON_MIXER(1, "ADAT-2"), MON_MIXER(2, "ADAT-3"), MON_MIXER(3, "ADAT-4"), 1966 MON_MIXER(4, "ADAT-5"), MON_MIXER(5, "ADAT-6"), MON_MIXER(6, "ADAT-7"), MON_MIXER(7, "ADAT-8"), 1967 { 1968 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, 1969 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 1970 .name = "Sync Source", 1971 .info = snd_korg1212_control_sync_info, 1972 .get = snd_korg1212_control_sync_get, 1973 .put = snd_korg1212_control_sync_put, 1974 }, 1975 { 1976 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, 1977 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 1978 .name = "ADC Attenuation", 1979 .info = snd_korg1212_control_info, 1980 .get = snd_korg1212_control_get, 1981 .put = snd_korg1212_control_put, 1982 } 1983 }; 1984 1985 /* 1986 * proc interface 1987 */ 1988 1989 static void snd_korg1212_proc_read(struct snd_info_entry *entry, 1990 struct snd_info_buffer *buffer) 1991 { 1992 int n; 1993 struct snd_korg1212 *korg1212 = entry->private_data; 1994 1995 snd_iprintf(buffer, korg1212->card->longname); 1996 snd_iprintf(buffer, " (index #%d)\n", korg1212->card->number + 1); 1997 snd_iprintf(buffer, "\nGeneral settings\n"); 1998 snd_iprintf(buffer, " period size: %zd bytes\n", K1212_PERIOD_BYTES); 1999 snd_iprintf(buffer, " clock mode: %s\n", clockSourceName[korg1212->clkSrcRate] ); 2000 snd_iprintf(buffer, " left ADC Sens: %d\n", korg1212->leftADCInSens ); 2001 snd_iprintf(buffer, " right ADC Sens: %d\n", korg1212->rightADCInSens ); 2002 snd_iprintf(buffer, " Volume Info:\n"); 2003 for (n=0; n<kAudioChannels; n++) 2004 snd_iprintf(buffer, " Channel %d: %s -> %s [%d]\n", n, 2005 channelName[n], 2006 channelName[korg1212->sharedBufferPtr->routeData[n]], 2007 korg1212->sharedBufferPtr->volumeData[n]); 2008 snd_iprintf(buffer, "\nGeneral status\n"); 2009 snd_iprintf(buffer, " ADAT Time Code: %d\n", korg1212->sharedBufferPtr->AdatTimeCode); 2010 snd_iprintf(buffer, " Card State: %s\n", stateName[korg1212->cardState]); 2011 snd_iprintf(buffer, "Idle mon. State: %d\n", korg1212->idleMonitorOn); 2012 snd_iprintf(buffer, "Cmd retry count: %d\n", korg1212->cmdRetryCount); 2013 snd_iprintf(buffer, " Irq count: %ld\n", korg1212->irqcount); 2014 snd_iprintf(buffer, " Error count: %ld\n", korg1212->totalerrorcnt); 2015 } 2016 2017 static void snd_korg1212_proc_init(struct snd_korg1212 *korg1212) 2018 { 2019 snd_card_ro_proc_new(korg1212->card, "korg1212", korg1212, 2020 snd_korg1212_proc_read); 2021 } 2022 2023 static void 2024 snd_korg1212_free(struct snd_card *card) 2025 { 2026 struct snd_korg1212 *korg1212 = card->private_data; 2027 2028 snd_korg1212_TurnOffIdleMonitor(korg1212); 2029 snd_korg1212_DisableCardInterrupts(korg1212); 2030 } 2031 2032 static int snd_korg1212_create(struct snd_card *card, struct pci_dev *pci) 2033 2034 { 2035 int err, rc; 2036 unsigned int i; 2037 __maybe_unused unsigned iomem_size; 2038 __maybe_unused unsigned ioport_size; 2039 __maybe_unused unsigned iomem2_size; 2040 struct snd_korg1212 *korg1212 = card->private_data; 2041 const struct firmware *dsp_code; 2042 2043 err = pcim_enable_device(pci); 2044 if (err < 0) 2045 return err; 2046 2047 korg1212->card = card; 2048 korg1212->pci = pci; 2049 2050 init_waitqueue_head(&korg1212->wait); 2051 spin_lock_init(&korg1212->lock); 2052 mutex_init(&korg1212->open_mutex); 2053 2054 korg1212->irq = -1; 2055 korg1212->clkSource = K1212_CLKIDX_Local; 2056 korg1212->clkRate = 44100; 2057 korg1212->inIRQ = 0; 2058 korg1212->running = 0; 2059 korg1212->opencnt = 0; 2060 korg1212->playcnt = 0; 2061 korg1212->setcnt = 0; 2062 korg1212->totalerrorcnt = 0; 2063 korg1212->playback_pid = -1; 2064 korg1212->capture_pid = -1; 2065 snd_korg1212_setCardState(korg1212, K1212_STATE_UNINITIALIZED); 2066 korg1212->idleMonitorOn = 0; 2067 korg1212->clkSrcRate = K1212_CLKIDX_LocalAt44_1K; 2068 korg1212->leftADCInSens = k1212MaxADCSens; 2069 korg1212->rightADCInSens = k1212MaxADCSens; 2070 2071 for (i=0; i<kAudioChannels; i++) 2072 korg1212->volumePhase[i] = 0; 2073 2074 err = pcim_request_all_regions(pci, "korg1212"); 2075 if (err < 0) 2076 return err; 2077 2078 korg1212->iomem = pci_resource_start(korg1212->pci, 0); 2079 korg1212->ioport = pci_resource_start(korg1212->pci, 1); 2080 korg1212->iomem2 = pci_resource_start(korg1212->pci, 2); 2081 2082 iomem_size = pci_resource_len(korg1212->pci, 0); 2083 ioport_size = pci_resource_len(korg1212->pci, 1); 2084 iomem2_size = pci_resource_len(korg1212->pci, 2); 2085 2086 K1212_DEBUG_PRINTK("K1212_DEBUG: resources:\n" 2087 " iomem = 0x%lx (%d)\n" 2088 " ioport = 0x%lx (%d)\n" 2089 " iomem = 0x%lx (%d)\n" 2090 " [%s]\n", 2091 korg1212->iomem, iomem_size, 2092 korg1212->ioport, ioport_size, 2093 korg1212->iomem2, iomem2_size, 2094 stateName[korg1212->cardState]); 2095 2096 korg1212->iobase = pcim_iomap(pci, 0, 0); 2097 if (!korg1212->iobase) 2098 return -ENOMEM; 2099 2100 err = devm_request_irq(&pci->dev, pci->irq, snd_korg1212_interrupt, 2101 IRQF_SHARED, 2102 KBUILD_MODNAME, korg1212); 2103 2104 if (err) { 2105 dev_err(&pci->dev, "korg1212: unable to grab IRQ %d\n", pci->irq); 2106 return -EBUSY; 2107 } 2108 2109 korg1212->irq = pci->irq; 2110 card->sync_irq = korg1212->irq; 2111 card->private_free = snd_korg1212_free; 2112 2113 pci_set_master(korg1212->pci); 2114 2115 korg1212->statusRegPtr = (u32 __iomem *) (korg1212->iobase + STATUS_REG_OFFSET); 2116 korg1212->outDoorbellPtr = (u32 __iomem *) (korg1212->iobase + OUT_DOORBELL_OFFSET); 2117 korg1212->inDoorbellPtr = (u32 __iomem *) (korg1212->iobase + IN_DOORBELL_OFFSET); 2118 korg1212->mailbox0Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX0_OFFSET); 2119 korg1212->mailbox1Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX1_OFFSET); 2120 korg1212->mailbox2Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX2_OFFSET); 2121 korg1212->mailbox3Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX3_OFFSET); 2122 korg1212->controlRegPtr = (u32 __iomem *) (korg1212->iobase + PCI_CONTROL_OFFSET); 2123 korg1212->sensRegPtr = (u16 __iomem *) (korg1212->iobase + SENS_CONTROL_OFFSET); 2124 korg1212->idRegPtr = (u32 __iomem *) (korg1212->iobase + DEV_VEND_ID_OFFSET); 2125 2126 K1212_DEBUG_PRINTK("K1212_DEBUG: card registers:\n" 2127 " Status register = 0x%p\n" 2128 " OutDoorbell = 0x%p\n" 2129 " InDoorbell = 0x%p\n" 2130 " Mailbox0 = 0x%p\n" 2131 " Mailbox1 = 0x%p\n" 2132 " Mailbox2 = 0x%p\n" 2133 " Mailbox3 = 0x%p\n" 2134 " ControlReg = 0x%p\n" 2135 " SensReg = 0x%p\n" 2136 " IDReg = 0x%p\n" 2137 " [%s]\n", 2138 korg1212->statusRegPtr, 2139 korg1212->outDoorbellPtr, 2140 korg1212->inDoorbellPtr, 2141 korg1212->mailbox0Ptr, 2142 korg1212->mailbox1Ptr, 2143 korg1212->mailbox2Ptr, 2144 korg1212->mailbox3Ptr, 2145 korg1212->controlRegPtr, 2146 korg1212->sensRegPtr, 2147 korg1212->idRegPtr, 2148 stateName[korg1212->cardState]); 2149 2150 korg1212->dma_shared = snd_devm_alloc_pages(&pci->dev, 2151 SNDRV_DMA_TYPE_DEV, 2152 sizeof(struct KorgSharedBuffer)); 2153 if (!korg1212->dma_shared) 2154 return -ENOMEM; 2155 korg1212->sharedBufferPtr = (struct KorgSharedBuffer *)korg1212->dma_shared->area; 2156 korg1212->sharedBufferPhy = korg1212->dma_shared->addr; 2157 2158 K1212_DEBUG_PRINTK("K1212_DEBUG: Shared Buffer Area = 0x%p (0x%08lx), %d bytes\n", korg1212->sharedBufferPtr, korg1212->sharedBufferPhy, sizeof(struct KorgSharedBuffer)); 2159 2160 #ifndef K1212_LARGEALLOC 2161 korg1212->DataBufsSize = sizeof(struct KorgAudioBuffer) * kNumBuffers; 2162 korg1212->dma_play = snd_devm_alloc_pages(&pci->dev, SNDRV_DMA_TYPE_DEV, 2163 korg1212->DataBufsSize); 2164 if (!korg1212->dma_play) 2165 return -ENOMEM; 2166 2167 korg1212->playDataBufsPtr = (struct KorgAudioBuffer *)korg1212->dma_play->area; 2168 korg1212->PlayDataPhy = korg1212->dma_play->addr; 2169 2170 K1212_DEBUG_PRINTK("K1212_DEBUG: Play Data Area = 0x%p (0x%08x), %d bytes\n", 2171 korg1212->playDataBufsPtr, korg1212->PlayDataPhy, korg1212->DataBufsSize); 2172 2173 korg1212->dma_rec = snd_devm_alloc_pages(&pci->dev, SNDRV_DMA_TYPE_DEV, 2174 korg1212->DataBufsSize); 2175 if (!korg1212->dma_rec) 2176 return -ENOMEM; 2177 2178 korg1212->recordDataBufsPtr = (struct KorgAudioBuffer *)korg1212->dma_rec->area; 2179 korg1212->RecDataPhy = korg1212->dma_rec->addr; 2180 2181 K1212_DEBUG_PRINTK("K1212_DEBUG: Record Data Area = 0x%p (0x%08x), %d bytes\n", 2182 korg1212->recordDataBufsPtr, korg1212->RecDataPhy, korg1212->DataBufsSize); 2183 2184 #else // K1212_LARGEALLOC 2185 2186 korg1212->recordDataBufsPtr = korg1212->sharedBufferPtr->recordDataBufs; 2187 korg1212->playDataBufsPtr = korg1212->sharedBufferPtr->playDataBufs; 2188 korg1212->PlayDataPhy = (u32) &((struct KorgSharedBuffer *) korg1212->sharedBufferPhy)->playDataBufs; 2189 korg1212->RecDataPhy = (u32) &((struct KorgSharedBuffer *) korg1212->sharedBufferPhy)->recordDataBufs; 2190 2191 #endif // K1212_LARGEALLOC 2192 2193 korg1212->VolumeTablePhy = korg1212->sharedBufferPhy + 2194 offsetof(struct KorgSharedBuffer, volumeData); 2195 korg1212->RoutingTablePhy = korg1212->sharedBufferPhy + 2196 offsetof(struct KorgSharedBuffer, routeData); 2197 korg1212->AdatTimeCodePhy = korg1212->sharedBufferPhy + 2198 offsetof(struct KorgSharedBuffer, AdatTimeCode); 2199 2200 err = request_firmware(&dsp_code, "korg/k1212.dsp", &pci->dev); 2201 if (err < 0) { 2202 dev_err(&pci->dev, "firmware not available\n"); 2203 return err; 2204 } 2205 2206 korg1212->dma_dsp = snd_devm_alloc_pages(&pci->dev, SNDRV_DMA_TYPE_DEV, 2207 dsp_code->size); 2208 if (!korg1212->dma_dsp) { 2209 release_firmware(dsp_code); 2210 return -ENOMEM; 2211 } 2212 2213 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP Code area = 0x%p (0x%08x) %d bytes [%s]\n", 2214 korg1212->dma_dsp->area, korg1212->dma_dsp->addr, dsp_code->size, 2215 stateName[korg1212->cardState]); 2216 2217 memcpy(korg1212->dma_dsp->area, dsp_code->data, dsp_code->size); 2218 2219 release_firmware(dsp_code); 2220 2221 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_RebootCard, 0, 0, 0, 0); 2222 2223 if (rc) 2224 K1212_DEBUG_PRINTK("K1212_DEBUG: Reboot Card - RC = %d [%s]\n", rc, stateName[korg1212->cardState]); 2225 2226 snd_korg1212_EnableCardInterrupts(korg1212); 2227 2228 mdelay(CARD_BOOT_DELAY_IN_MS); 2229 2230 if (snd_korg1212_downloadDSPCode(korg1212)) 2231 return -EBUSY; 2232 2233 K1212_DEBUG_PRINTK("korg1212: dspMemPhy = %08x U[%08x], " 2234 "PlayDataPhy = %08x L[%08x]\n" 2235 "korg1212: RecDataPhy = %08x L[%08x], " 2236 "VolumeTablePhy = %08x L[%08x]\n" 2237 "korg1212: RoutingTablePhy = %08x L[%08x], " 2238 "AdatTimeCodePhy = %08x L[%08x]\n", 2239 (int)korg1212->dma_dsp.addr, UpperWordSwap(korg1212->dma_dsp.addr), 2240 korg1212->PlayDataPhy, LowerWordSwap(korg1212->PlayDataPhy), 2241 korg1212->RecDataPhy, LowerWordSwap(korg1212->RecDataPhy), 2242 korg1212->VolumeTablePhy, LowerWordSwap(korg1212->VolumeTablePhy), 2243 korg1212->RoutingTablePhy, LowerWordSwap(korg1212->RoutingTablePhy), 2244 korg1212->AdatTimeCodePhy, LowerWordSwap(korg1212->AdatTimeCodePhy)); 2245 2246 err = snd_pcm_new(korg1212->card, "korg1212", 0, 1, 1, &korg1212->pcm); 2247 if (err < 0) 2248 return err; 2249 2250 korg1212->pcm->private_data = korg1212; 2251 korg1212->pcm->private_free = snd_korg1212_free_pcm; 2252 strcpy(korg1212->pcm->name, "korg1212"); 2253 2254 snd_pcm_set_ops(korg1212->pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_korg1212_playback_ops); 2255 2256 snd_pcm_set_ops(korg1212->pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_korg1212_capture_ops); 2257 2258 korg1212->pcm->info_flags = SNDRV_PCM_INFO_JOINT_DUPLEX; 2259 2260 for (i = 0; i < ARRAY_SIZE(snd_korg1212_controls); i++) { 2261 err = snd_ctl_add(korg1212->card, snd_ctl_new1(&snd_korg1212_controls[i], korg1212)); 2262 if (err < 0) 2263 return err; 2264 } 2265 2266 snd_korg1212_proc_init(korg1212); 2267 2268 return 0; 2269 } 2270 2271 /* 2272 * Card initialisation 2273 */ 2274 2275 static int 2276 snd_korg1212_probe(struct pci_dev *pci, 2277 const struct pci_device_id *pci_id) 2278 { 2279 static int dev; 2280 struct snd_korg1212 *korg1212; 2281 struct snd_card *card; 2282 int err; 2283 2284 if (dev >= SNDRV_CARDS) { 2285 return -ENODEV; 2286 } 2287 if (!enable[dev]) { 2288 dev++; 2289 return -ENOENT; 2290 } 2291 err = snd_devm_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE, 2292 sizeof(*korg1212), &card); 2293 if (err < 0) 2294 return err; 2295 korg1212 = card->private_data; 2296 2297 err = snd_korg1212_create(card, pci); 2298 if (err < 0) 2299 goto error; 2300 2301 strcpy(card->driver, "korg1212"); 2302 strcpy(card->shortname, "korg1212"); 2303 sprintf(card->longname, "%s at 0x%lx, irq %d", card->shortname, 2304 korg1212->iomem, korg1212->irq); 2305 2306 K1212_DEBUG_PRINTK("K1212_DEBUG: %s\n", card->longname); 2307 2308 err = snd_card_register(card); 2309 if (err < 0) 2310 goto error; 2311 pci_set_drvdata(pci, card); 2312 dev++; 2313 return 0; 2314 2315 error: 2316 snd_card_free(card); 2317 return err; 2318 } 2319 2320 static struct pci_driver korg1212_driver = { 2321 .name = KBUILD_MODNAME, 2322 .id_table = snd_korg1212_ids, 2323 .probe = snd_korg1212_probe, 2324 }; 2325 2326 module_pci_driver(korg1212_driver); 2327