1 /* 2 * Driver for the Korg 1212 IO PCI card 3 * 4 * Copyright (c) 2001 Haroldo Gamal <gamal@alternex.com.br> 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License, or 9 * (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 19 * 20 */ 21 22 #include <sound/driver.h> 23 #include <linux/delay.h> 24 #include <linux/init.h> 25 #include <linux/interrupt.h> 26 #include <linux/pci.h> 27 #include <linux/slab.h> 28 #include <linux/wait.h> 29 #include <linux/moduleparam.h> 30 31 #include <sound/core.h> 32 #include <sound/info.h> 33 #include <sound/control.h> 34 #include <sound/pcm.h> 35 #include <sound/pcm_params.h> 36 #include <sound/initval.h> 37 38 #include <asm/io.h> 39 40 // ---------------------------------------------------------------------------- 41 // Debug Stuff 42 // ---------------------------------------------------------------------------- 43 #define K1212_DEBUG_LEVEL 0 44 #define K1212_DEBUG_PRINTK printk 45 //#define K1212_DEBUG_PRINTK(x...) printk("<0>" x) 46 47 // ---------------------------------------------------------------------------- 48 // Record/Play Buffer Allocation Method. If K1212_LARGEALLOC is defined all 49 // buffers are alocated as a large piece inside KorgSharedBuffer. 50 // ---------------------------------------------------------------------------- 51 //#define K1212_LARGEALLOC 1 52 53 // ---------------------------------------------------------------------------- 54 // Valid states of the Korg 1212 I/O card. 55 // ---------------------------------------------------------------------------- 56 typedef enum { 57 K1212_STATE_NONEXISTENT, // there is no card here 58 K1212_STATE_UNINITIALIZED, // the card is awaiting DSP download 59 K1212_STATE_DSP_IN_PROCESS, // the card is currently downloading its DSP code 60 K1212_STATE_DSP_COMPLETE, // the card has finished the DSP download 61 K1212_STATE_READY, // the card can be opened by an application. Any application 62 // requests prior to this state should fail. Only an open 63 // request can be made at this state. 64 K1212_STATE_OPEN, // an application has opened the card 65 K1212_STATE_SETUP, // the card has been setup for play 66 K1212_STATE_PLAYING, // the card is playing 67 K1212_STATE_MONITOR, // the card is in the monitor mode 68 K1212_STATE_CALIBRATING, // the card is currently calibrating 69 K1212_STATE_ERRORSTOP, // the card has stopped itself because of an error and we 70 // are in the process of cleaning things up. 71 K1212_STATE_MAX_STATE // state values of this and beyond are invalid 72 } CardState; 73 74 // ---------------------------------------------------------------------------- 75 // The following enumeration defines the constants written to the card's 76 // host-to-card doorbell to initiate a command. 77 // ---------------------------------------------------------------------------- 78 typedef enum { 79 K1212_DB_RequestForData = 0, // sent by the card to request a buffer fill. 80 K1212_DB_TriggerPlay = 1, // starts playback/record on the card. 81 K1212_DB_SelectPlayMode = 2, // select monitor, playback setup, or stop. 82 K1212_DB_ConfigureBufferMemory = 3, // tells card where the host audio buffers are. 83 K1212_DB_RequestAdatTimecode = 4, // asks the card for the latest ADAT timecode value. 84 K1212_DB_SetClockSourceRate = 5, // sets the clock source and rate for the card. 85 K1212_DB_ConfigureMiscMemory = 6, // tells card where other buffers are. 86 K1212_DB_TriggerFromAdat = 7, // tells card to trigger from Adat at a specific 87 // timecode value. 88 K1212_DB_DMAERROR = 0x80, // DMA Error - the PCI bus is congestioned. 89 K1212_DB_CARDSTOPPED = 0x81, // Card has stopped by user request. 90 K1212_DB_RebootCard = 0xA0, // instructs the card to reboot. 91 K1212_DB_BootFromDSPPage4 = 0xA4, // instructs the card to boot from the DSP microcode 92 // on page 4 (local page to card). 93 K1212_DB_DSPDownloadDone = 0xAE, // sent by the card to indicate the download has 94 // completed. 95 K1212_DB_StartDSPDownload = 0xAF // tells the card to download its DSP firmware. 96 } korg1212_dbcnst_t; 97 98 99 // ---------------------------------------------------------------------------- 100 // The following enumeration defines return codes 101 // to the Korg 1212 I/O driver. 102 // ---------------------------------------------------------------------------- 103 typedef enum { 104 K1212_CMDRET_Success = 0, // command was successfully placed 105 K1212_CMDRET_DIOCFailure, // the DeviceIoControl call failed 106 K1212_CMDRET_PMFailure, // the protected mode call failed 107 K1212_CMDRET_FailUnspecified, // unspecified failure 108 K1212_CMDRET_FailBadState, // the specified command can not be given in 109 // the card's current state. (or the wave device's 110 // state) 111 K1212_CMDRET_CardUninitialized, // the card is uninitialized and cannot be used 112 K1212_CMDRET_BadIndex, // an out of range card index was specified 113 K1212_CMDRET_BadHandle, // an invalid card handle was specified 114 K1212_CMDRET_NoFillRoutine, // a play request has been made before a fill routine set 115 K1212_CMDRET_FillRoutineInUse, // can't set a new fill routine while one is in use 116 K1212_CMDRET_NoAckFromCard, // the card never acknowledged a command 117 K1212_CMDRET_BadParams, // bad parameters were provided by the caller 118 119 K1212_CMDRET_BadDevice, // the specified wave device was out of range 120 K1212_CMDRET_BadFormat // the specified wave format is unsupported 121 } snd_korg1212rc; 122 123 // ---------------------------------------------------------------------------- 124 // The following enumeration defines the constants used to select the play 125 // mode for the card in the SelectPlayMode command. 126 // ---------------------------------------------------------------------------- 127 typedef enum { 128 K1212_MODE_SetupPlay = 0x00000001, // provides card with pre-play information 129 K1212_MODE_MonitorOn = 0x00000002, // tells card to turn on monitor mode 130 K1212_MODE_MonitorOff = 0x00000004, // tells card to turn off monitor mode 131 K1212_MODE_StopPlay = 0x00000008 // stops playback on the card 132 } PlayModeSelector; 133 134 // ---------------------------------------------------------------------------- 135 // The following enumeration defines the constants used to select the monitor 136 // mode for the card in the SetMonitorMode command. 137 // ---------------------------------------------------------------------------- 138 typedef enum { 139 K1212_MONMODE_Off = 0, // tells card to turn off monitor mode 140 K1212_MONMODE_On // tells card to turn on monitor mode 141 } MonitorModeSelector; 142 143 #define MAILBOX0_OFFSET 0x40 // location of mailbox 0 relative to base address 144 #define MAILBOX1_OFFSET 0x44 // location of mailbox 1 relative to base address 145 #define MAILBOX2_OFFSET 0x48 // location of mailbox 2 relative to base address 146 #define MAILBOX3_OFFSET 0x4c // location of mailbox 3 relative to base address 147 #define OUT_DOORBELL_OFFSET 0x60 // location of PCI to local doorbell 148 #define IN_DOORBELL_OFFSET 0x64 // location of local to PCI doorbell 149 #define STATUS_REG_OFFSET 0x68 // location of interrupt control/status register 150 #define PCI_CONTROL_OFFSET 0x6c // location of the EEPROM, PCI, User I/O, init control 151 // register 152 #define SENS_CONTROL_OFFSET 0x6e // location of the input sensitivity setting register. 153 // this is the upper word of the PCI control reg. 154 #define DEV_VEND_ID_OFFSET 0x70 // location of the device and vendor ID register 155 156 #define COMMAND_ACK_DELAY 13 // number of RTC ticks to wait for an acknowledgement 157 // from the card after sending a command. 158 #define INTERCOMMAND_DELAY 40 159 #define MAX_COMMAND_RETRIES 5 // maximum number of times the driver will attempt 160 // to send a command before giving up. 161 #define COMMAND_ACK_MASK 0x8000 // the MSB is set in the command acknowledgment from 162 // the card. 163 #define DOORBELL_VAL_MASK 0x00FF // the doorbell value is one byte 164 165 #define CARD_BOOT_DELAY_IN_MS 10 166 #define CARD_BOOT_TIMEOUT 10 167 #define DSP_BOOT_DELAY_IN_MS 200 168 169 #define kNumBuffers 8 170 #define k1212MaxCards 4 171 #define k1212NumWaveDevices 6 172 #define k16BitChannels 10 173 #define k32BitChannels 2 174 #define kAudioChannels (k16BitChannels + k32BitChannels) 175 #define kPlayBufferFrames 1024 176 177 #define K1212_ANALOG_CHANNELS 2 178 #define K1212_SPDIF_CHANNELS 2 179 #define K1212_ADAT_CHANNELS 8 180 #define K1212_CHANNELS (K1212_ADAT_CHANNELS + K1212_ANALOG_CHANNELS) 181 #define K1212_MIN_CHANNELS 1 182 #define K1212_MAX_CHANNELS K1212_CHANNELS 183 #define K1212_FRAME_SIZE (sizeof(KorgAudioFrame)) 184 #define K1212_MAX_SAMPLES (kPlayBufferFrames*kNumBuffers) 185 #define K1212_PERIODS (kNumBuffers) 186 #define K1212_PERIOD_BYTES (K1212_FRAME_SIZE*kPlayBufferFrames) 187 #define K1212_BUF_SIZE (K1212_PERIOD_BYTES*kNumBuffers) 188 #define K1212_ANALOG_BUF_SIZE (K1212_ANALOG_CHANNELS * 2 * kPlayBufferFrames * kNumBuffers) 189 #define K1212_SPDIF_BUF_SIZE (K1212_SPDIF_CHANNELS * 3 * kPlayBufferFrames * kNumBuffers) 190 #define K1212_ADAT_BUF_SIZE (K1212_ADAT_CHANNELS * 2 * kPlayBufferFrames * kNumBuffers) 191 #define K1212_MAX_BUF_SIZE (K1212_ANALOG_BUF_SIZE + K1212_ADAT_BUF_SIZE) 192 193 #define k1212MinADCSens 0x7f 194 #define k1212MaxADCSens 0x00 195 #define k1212MaxVolume 0x7fff 196 #define k1212MaxWaveVolume 0xffff 197 #define k1212MinVolume 0x0000 198 #define k1212MaxVolInverted 0x8000 199 200 // ----------------------------------------------------------------- 201 // the following bits are used for controlling interrupts in the 202 // interrupt control/status reg 203 // ----------------------------------------------------------------- 204 #define PCI_INT_ENABLE_BIT 0x00000100 205 #define PCI_DOORBELL_INT_ENABLE_BIT 0x00000200 206 #define LOCAL_INT_ENABLE_BIT 0x00010000 207 #define LOCAL_DOORBELL_INT_ENABLE_BIT 0x00020000 208 #define LOCAL_DMA1_INT_ENABLE_BIT 0x00080000 209 210 // ----------------------------------------------------------------- 211 // the following bits are defined for the PCI command register 212 // ----------------------------------------------------------------- 213 #define PCI_CMD_MEM_SPACE_ENABLE_BIT 0x0002 214 #define PCI_CMD_IO_SPACE_ENABLE_BIT 0x0001 215 #define PCI_CMD_BUS_MASTER_ENABLE_BIT 0x0004 216 217 // ----------------------------------------------------------------- 218 // the following bits are defined for the PCI status register 219 // ----------------------------------------------------------------- 220 #define PCI_STAT_PARITY_ERROR_BIT 0x8000 221 #define PCI_STAT_SYSTEM_ERROR_BIT 0x4000 222 #define PCI_STAT_MASTER_ABORT_RCVD_BIT 0x2000 223 #define PCI_STAT_TARGET_ABORT_RCVD_BIT 0x1000 224 #define PCI_STAT_TARGET_ABORT_SENT_BIT 0x0800 225 226 // ------------------------------------------------------------------------ 227 // the following constants are used in setting the 1212 I/O card's input 228 // sensitivity. 229 // ------------------------------------------------------------------------ 230 #define SET_SENS_LOCALINIT_BITPOS 15 231 #define SET_SENS_DATA_BITPOS 10 232 #define SET_SENS_CLOCK_BITPOS 8 233 #define SET_SENS_LOADSHIFT_BITPOS 0 234 235 #define SET_SENS_LEFTCHANID 0x00 236 #define SET_SENS_RIGHTCHANID 0x01 237 238 #define K1212SENSUPDATE_DELAY_IN_MS 50 239 240 // -------------------------------------------------------------------------- 241 // WaitRTCTicks 242 // 243 // This function waits the specified number of real time clock ticks. 244 // According to the DDK, each tick is ~0.8 microseconds. 245 // The defines following the function declaration can be used for the 246 // numTicksToWait parameter. 247 // -------------------------------------------------------------------------- 248 #define ONE_RTC_TICK 1 249 #define SENSCLKPULSE_WIDTH 4 250 #define LOADSHIFT_DELAY 4 251 #define INTERCOMMAND_DELAY 40 252 #define STOPCARD_DELAY 300 // max # RTC ticks for the card to stop once we write 253 // the command register. (could be up to 180 us) 254 #define COMMAND_ACK_DELAY 13 // number of RTC ticks to wait for an acknowledgement 255 // from the card after sending a command. 256 257 #include "korg1212-firmware.h" 258 259 typedef struct _snd_korg1212 korg1212_t; 260 261 typedef u16 K1212Sample; // channels 0-9 use 16 bit samples 262 typedef u32 K1212SpdifSample; // channels 10-11 use 32 bits - only 20 are sent 263 // across S/PDIF. 264 typedef u32 K1212TimeCodeSample; // holds the ADAT timecode value 265 266 typedef enum { 267 K1212_CLKIDX_AdatAt44_1K = 0, // selects source as ADAT at 44.1 kHz 268 K1212_CLKIDX_AdatAt48K, // selects source as ADAT at 48 kHz 269 K1212_CLKIDX_WordAt44_1K, // selects source as S/PDIF at 44.1 kHz 270 K1212_CLKIDX_WordAt48K, // selects source as S/PDIF at 48 kHz 271 K1212_CLKIDX_LocalAt44_1K, // selects source as local clock at 44.1 kHz 272 K1212_CLKIDX_LocalAt48K, // selects source as local clock at 48 kHz 273 K1212_CLKIDX_Invalid // used to check validity of the index 274 } ClockSourceIndex; 275 276 typedef enum { 277 K1212_CLKIDX_Adat = 0, // selects source as ADAT 278 K1212_CLKIDX_Word, // selects source as S/PDIF 279 K1212_CLKIDX_Local // selects source as local clock 280 } ClockSourceType; 281 282 typedef struct KorgAudioFrame { 283 K1212Sample frameData16[k16BitChannels]; 284 K1212SpdifSample frameData32[k32BitChannels]; 285 K1212TimeCodeSample timeCodeVal; 286 } KorgAudioFrame; 287 288 typedef struct KorgAudioBuffer { 289 KorgAudioFrame bufferData[kPlayBufferFrames]; /* buffer definition */ 290 } KorgAudioBuffer; 291 292 typedef struct KorgSharedBuffer { 293 #ifdef K1212_LARGEALLOC 294 KorgAudioBuffer playDataBufs[kNumBuffers]; 295 KorgAudioBuffer recordDataBufs[kNumBuffers]; 296 #endif 297 short volumeData[kAudioChannels]; 298 u32 cardCommand; 299 u16 routeData [kAudioChannels]; 300 u32 AdatTimeCode; // ADAT timecode value 301 } KorgSharedBuffer; 302 303 typedef struct SensBits { 304 union { 305 struct { 306 unsigned int leftChanVal:8; 307 unsigned int leftChanId:8; 308 } v; 309 u16 leftSensBits; 310 } l; 311 union { 312 struct { 313 unsigned int rightChanVal:8; 314 unsigned int rightChanId:8; 315 } v; 316 u16 rightSensBits; 317 } r; 318 } SensBits; 319 320 struct _snd_korg1212 { 321 snd_card_t *card; 322 struct pci_dev *pci; 323 snd_pcm_t *pcm; 324 int irq; 325 326 spinlock_t lock; 327 struct semaphore open_mutex; 328 329 struct timer_list timer; /* timer callback for checking ack of stop request */ 330 int stop_pending_cnt; /* counter for stop pending check */ 331 332 wait_queue_head_t wait; 333 334 unsigned long iomem; 335 unsigned long ioport; 336 unsigned long iomem2; 337 unsigned long irqcount; 338 unsigned long inIRQ; 339 void __iomem *iobase; 340 341 struct snd_dma_buffer dma_dsp; 342 struct snd_dma_buffer dma_play; 343 struct snd_dma_buffer dma_rec; 344 struct snd_dma_buffer dma_shared; 345 346 u32 dspCodeSize; 347 348 u32 DataBufsSize; 349 350 KorgAudioBuffer * playDataBufsPtr; 351 KorgAudioBuffer * recordDataBufsPtr; 352 353 KorgSharedBuffer * sharedBufferPtr; 354 355 u32 RecDataPhy; 356 u32 PlayDataPhy; 357 unsigned long sharedBufferPhy; 358 u32 VolumeTablePhy; 359 u32 RoutingTablePhy; 360 u32 AdatTimeCodePhy; 361 362 u32 __iomem * statusRegPtr; // address of the interrupt status/control register 363 u32 __iomem * outDoorbellPtr; // address of the host->card doorbell register 364 u32 __iomem * inDoorbellPtr; // address of the card->host doorbell register 365 u32 __iomem * mailbox0Ptr; // address of mailbox 0 on the card 366 u32 __iomem * mailbox1Ptr; // address of mailbox 1 on the card 367 u32 __iomem * mailbox2Ptr; // address of mailbox 2 on the card 368 u32 __iomem * mailbox3Ptr; // address of mailbox 3 on the card 369 u32 __iomem * controlRegPtr; // address of the EEPROM, PCI, I/O, Init ctrl reg 370 u16 __iomem * sensRegPtr; // address of the sensitivity setting register 371 u32 __iomem * idRegPtr; // address of the device and vendor ID registers 372 373 size_t periodsize; 374 int channels; 375 int currentBuffer; 376 377 snd_pcm_substream_t *playback_substream; 378 snd_pcm_substream_t *capture_substream; 379 380 pid_t capture_pid; 381 pid_t playback_pid; 382 383 CardState cardState; 384 int running; 385 int idleMonitorOn; // indicates whether the card is in idle monitor mode. 386 u32 cmdRetryCount; // tracks how many times we have retried sending to the card. 387 388 ClockSourceIndex clkSrcRate; // sample rate and clock source 389 390 ClockSourceType clkSource; // clock source 391 int clkRate; // clock rate 392 393 int volumePhase[kAudioChannels]; 394 395 u16 leftADCInSens; // ADC left channel input sensitivity 396 u16 rightADCInSens; // ADC right channel input sensitivity 397 398 int opencnt; // Open/Close count 399 int setcnt; // SetupForPlay count 400 int playcnt; // TriggerPlay count 401 int errorcnt; // Error Count 402 unsigned long totalerrorcnt; // Total Error Count 403 404 int dsp_is_loaded; 405 int dsp_stop_is_processed; 406 407 }; 408 409 MODULE_DESCRIPTION("korg1212"); 410 MODULE_LICENSE("GPL"); 411 MODULE_SUPPORTED_DEVICE("{{KORG,korg1212}}"); 412 413 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ 414 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ 415 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */ 416 417 module_param_array(index, int, NULL, 0444); 418 MODULE_PARM_DESC(index, "Index value for Korg 1212 soundcard."); 419 module_param_array(id, charp, NULL, 0444); 420 MODULE_PARM_DESC(id, "ID string for Korg 1212 soundcard."); 421 module_param_array(enable, bool, NULL, 0444); 422 MODULE_PARM_DESC(enable, "Enable Korg 1212 soundcard."); 423 MODULE_AUTHOR("Haroldo Gamal <gamal@alternex.com.br>"); 424 425 static struct pci_device_id snd_korg1212_ids[] = { 426 { 427 .vendor = 0x10b5, 428 .device = 0x906d, 429 .subvendor = PCI_ANY_ID, 430 .subdevice = PCI_ANY_ID, 431 }, 432 { 0, }, 433 }; 434 435 static char* stateName[] = { 436 "Non-existent", 437 "Uninitialized", 438 "DSP download in process", 439 "DSP download complete", 440 "Ready", 441 "Open", 442 "Setup for play", 443 "Playing", 444 "Monitor mode on", 445 "Calibrating" 446 "Invalid" 447 }; 448 449 static char* clockSourceTypeName[] = { "ADAT", "S/PDIF", "local" }; 450 451 static char* clockSourceName[] = { 452 "ADAT at 44.1 kHz", 453 "ADAT at 48 kHz", 454 "S/PDIF at 44.1 kHz", 455 "S/PDIF at 48 kHz", 456 "local clock at 44.1 kHz", 457 "local clock at 48 kHz" 458 }; 459 460 static char* channelName[] = { 461 "ADAT-1", 462 "ADAT-2", 463 "ADAT-3", 464 "ADAT-4", 465 "ADAT-5", 466 "ADAT-6", 467 "ADAT-7", 468 "ADAT-8", 469 "Analog-L", 470 "Analog-R", 471 "SPDIF-L", 472 "SPDIF-R", 473 }; 474 475 static u16 ClockSourceSelector[] = 476 {0x8000, // selects source as ADAT at 44.1 kHz 477 0x0000, // selects source as ADAT at 48 kHz 478 0x8001, // selects source as S/PDIF at 44.1 kHz 479 0x0001, // selects source as S/PDIF at 48 kHz 480 0x8002, // selects source as local clock at 44.1 kHz 481 0x0002 // selects source as local clock at 48 kHz 482 }; 483 484 static snd_korg1212rc rc; 485 486 MODULE_DEVICE_TABLE(pci, snd_korg1212_ids); 487 488 typedef union swap_u32 { unsigned char c[4]; u32 i; } swap_u32; 489 490 #ifdef SNDRV_BIG_ENDIAN 491 static u32 LowerWordSwap(u32 swappee) 492 #else 493 static u32 UpperWordSwap(u32 swappee) 494 #endif 495 { 496 swap_u32 retVal, swapper; 497 498 swapper.i = swappee; 499 retVal.c[2] = swapper.c[3]; 500 retVal.c[3] = swapper.c[2]; 501 retVal.c[1] = swapper.c[1]; 502 retVal.c[0] = swapper.c[0]; 503 504 return retVal.i; 505 } 506 507 #ifdef SNDRV_BIG_ENDIAN 508 static u32 UpperWordSwap(u32 swappee) 509 #else 510 static u32 LowerWordSwap(u32 swappee) 511 #endif 512 { 513 swap_u32 retVal, swapper; 514 515 swapper.i = swappee; 516 retVal.c[2] = swapper.c[2]; 517 retVal.c[3] = swapper.c[3]; 518 retVal.c[1] = swapper.c[0]; 519 retVal.c[0] = swapper.c[1]; 520 521 return retVal.i; 522 } 523 524 #if 0 /* not used */ 525 526 static u32 EndianSwap(u32 swappee) 527 { 528 swap_u32 retVal, swapper; 529 530 swapper.i = swappee; 531 retVal.c[0] = swapper.c[3]; 532 retVal.c[1] = swapper.c[2]; 533 retVal.c[2] = swapper.c[1]; 534 retVal.c[3] = swapper.c[0]; 535 536 return retVal.i; 537 } 538 539 #endif /* not used */ 540 541 #define SetBitInWord(theWord,bitPosition) (*theWord) |= (0x0001 << bitPosition) 542 #define SetBitInDWord(theWord,bitPosition) (*theWord) |= (0x00000001 << bitPosition) 543 #define ClearBitInWord(theWord,bitPosition) (*theWord) &= ~(0x0001 << bitPosition) 544 #define ClearBitInDWord(theWord,bitPosition) (*theWord) &= ~(0x00000001 << bitPosition) 545 546 static snd_korg1212rc snd_korg1212_Send1212Command(korg1212_t *korg1212, korg1212_dbcnst_t doorbellVal, 547 u32 mailBox0Val, u32 mailBox1Val, u32 mailBox2Val, u32 mailBox3Val) 548 { 549 u32 retryCount; 550 u16 mailBox3Lo; 551 snd_korg1212rc rc = K1212_CMDRET_Success; 552 553 if (!korg1212->outDoorbellPtr) { 554 #if K1212_DEBUG_LEVEL > 1 555 K1212_DEBUG_PRINTK("K1212_DEBUG: CardUninitialized\n"); 556 #endif 557 return K1212_CMDRET_CardUninitialized; 558 } 559 560 #if K1212_DEBUG_LEVEL > 0 561 K1212_DEBUG_PRINTK("K1212_DEBUG: Card <- 0x%08x 0x%08x [%s]\n", doorbellVal, mailBox0Val, stateName[korg1212->cardState]); 562 #endif 563 for (retryCount = 0; retryCount < MAX_COMMAND_RETRIES; retryCount++) { 564 writel(mailBox3Val, korg1212->mailbox3Ptr); 565 writel(mailBox2Val, korg1212->mailbox2Ptr); 566 writel(mailBox1Val, korg1212->mailbox1Ptr); 567 writel(mailBox0Val, korg1212->mailbox0Ptr); 568 writel(doorbellVal, korg1212->outDoorbellPtr); // interrupt the card 569 570 // -------------------------------------------------------------- 571 // the reboot command will not give an acknowledgement. 572 // -------------------------------------------------------------- 573 if ( doorbellVal == K1212_DB_RebootCard || 574 doorbellVal == K1212_DB_BootFromDSPPage4 || 575 doorbellVal == K1212_DB_StartDSPDownload ) { 576 rc = K1212_CMDRET_Success; 577 break; 578 } 579 580 // -------------------------------------------------------------- 581 // See if the card acknowledged the command. Wait a bit, then 582 // read in the low word of mailbox3. If the MSB is set and the 583 // low byte is equal to the doorbell value, then it ack'd. 584 // -------------------------------------------------------------- 585 udelay(COMMAND_ACK_DELAY); 586 mailBox3Lo = readl(korg1212->mailbox3Ptr); 587 if (mailBox3Lo & COMMAND_ACK_MASK) { 588 if ((mailBox3Lo & DOORBELL_VAL_MASK) == (doorbellVal & DOORBELL_VAL_MASK)) { 589 #if K1212_DEBUG_LEVEL > 1 590 K1212_DEBUG_PRINTK("K1212_DEBUG: Card <- Success\n"); 591 #endif 592 rc = K1212_CMDRET_Success; 593 break; 594 } 595 } 596 } 597 korg1212->cmdRetryCount += retryCount; 598 599 if (retryCount >= MAX_COMMAND_RETRIES) { 600 #if K1212_DEBUG_LEVEL > 1 601 K1212_DEBUG_PRINTK("K1212_DEBUG: Card <- NoAckFromCard\n"); 602 #endif 603 rc = K1212_CMDRET_NoAckFromCard; 604 } 605 606 return rc; 607 } 608 609 /* spinlock already held */ 610 static void snd_korg1212_SendStop(korg1212_t *korg1212) 611 { 612 if (! korg1212->stop_pending_cnt) { 613 korg1212->sharedBufferPtr->cardCommand = 0xffffffff; 614 /* program the timer */ 615 korg1212->stop_pending_cnt = HZ; 616 korg1212->timer.expires = jiffies + 1; 617 add_timer(&korg1212->timer); 618 } 619 } 620 621 static void snd_korg1212_SendStopAndWait(korg1212_t *korg1212) 622 { 623 unsigned long flags; 624 spin_lock_irqsave(&korg1212->lock, flags); 625 korg1212->dsp_stop_is_processed = 0; 626 snd_korg1212_SendStop(korg1212); 627 spin_unlock_irqrestore(&korg1212->lock, flags); 628 wait_event_timeout(korg1212->wait, korg1212->dsp_stop_is_processed, (HZ * 3) / 2); 629 } 630 631 /* timer callback for checking the ack of stop request */ 632 static void snd_korg1212_timer_func(unsigned long data) 633 { 634 korg1212_t *korg1212 = (korg1212_t *) data; 635 636 spin_lock(&korg1212->lock); 637 if (korg1212->sharedBufferPtr->cardCommand == 0) { 638 /* ack'ed */ 639 korg1212->stop_pending_cnt = 0; 640 korg1212->dsp_stop_is_processed = 1; 641 wake_up(&korg1212->wait); 642 #if K1212_DEBUG_LEVEL > 1 643 K1212_DEBUG_PRINTK("K1212_DEBUG: Stop ack'ed [%s]\n", stateName[korg1212->cardState]); 644 #endif 645 } else { 646 if (--korg1212->stop_pending_cnt > 0) { 647 /* reprogram timer */ 648 korg1212->timer.expires = jiffies + 1; 649 add_timer(&korg1212->timer); 650 } else { 651 snd_printd("korg1212_timer_func timeout\n"); 652 korg1212->sharedBufferPtr->cardCommand = 0; 653 korg1212->dsp_stop_is_processed = 1; 654 wake_up(&korg1212->wait); 655 #if K1212_DEBUG_LEVEL > 0 656 K1212_DEBUG_PRINTK("K1212_DEBUG: Stop timeout [%s]\n", stateName[korg1212->cardState]); 657 #endif 658 } 659 } 660 spin_unlock(&korg1212->lock); 661 } 662 663 static void snd_korg1212_TurnOnIdleMonitor(korg1212_t *korg1212) 664 { 665 unsigned long flags; 666 667 udelay(INTERCOMMAND_DELAY); 668 spin_lock_irqsave(&korg1212->lock, flags); 669 korg1212->idleMonitorOn = 1; 670 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 671 K1212_MODE_MonitorOn, 0, 0, 0); 672 spin_unlock_irqrestore(&korg1212->lock, flags); 673 } 674 675 static void snd_korg1212_TurnOffIdleMonitor(korg1212_t *korg1212) 676 { 677 if (korg1212->idleMonitorOn) { 678 snd_korg1212_SendStopAndWait(korg1212); 679 korg1212->idleMonitorOn = 0; 680 } 681 } 682 683 static inline void snd_korg1212_setCardState(korg1212_t * korg1212, CardState csState) 684 { 685 korg1212->cardState = csState; 686 } 687 688 static int snd_korg1212_OpenCard(korg1212_t * korg1212) 689 { 690 #if K1212_DEBUG_LEVEL > 0 691 K1212_DEBUG_PRINTK("K1212_DEBUG: OpenCard [%s] %d\n", stateName[korg1212->cardState], korg1212->opencnt); 692 #endif 693 down(&korg1212->open_mutex); 694 if (korg1212->opencnt++ == 0) { 695 snd_korg1212_TurnOffIdleMonitor(korg1212); 696 snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN); 697 } 698 699 up(&korg1212->open_mutex); 700 return 1; 701 } 702 703 static int snd_korg1212_CloseCard(korg1212_t * korg1212) 704 { 705 #if K1212_DEBUG_LEVEL > 0 706 K1212_DEBUG_PRINTK("K1212_DEBUG: CloseCard [%s] %d\n", stateName[korg1212->cardState], korg1212->opencnt); 707 #endif 708 709 down(&korg1212->open_mutex); 710 if (--(korg1212->opencnt)) { 711 up(&korg1212->open_mutex); 712 return 0; 713 } 714 715 if (korg1212->cardState == K1212_STATE_SETUP) { 716 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 717 K1212_MODE_StopPlay, 0, 0, 0); 718 #if K1212_DEBUG_LEVEL > 0 719 if (rc) K1212_DEBUG_PRINTK("K1212_DEBUG: CloseCard - RC = %d [%s]\n", rc, stateName[korg1212->cardState]); 720 #endif 721 722 if (rc != K1212_CMDRET_Success) { 723 up(&korg1212->open_mutex); 724 return 0; 725 } 726 } else if (korg1212->cardState > K1212_STATE_SETUP) { 727 snd_korg1212_SendStopAndWait(korg1212); 728 } 729 730 if (korg1212->cardState > K1212_STATE_READY) { 731 snd_korg1212_TurnOnIdleMonitor(korg1212); 732 snd_korg1212_setCardState(korg1212, K1212_STATE_READY); 733 } 734 735 up(&korg1212->open_mutex); 736 return 0; 737 } 738 739 /* spinlock already held */ 740 static int snd_korg1212_SetupForPlay(korg1212_t * korg1212) 741 { 742 #if K1212_DEBUG_LEVEL > 0 743 K1212_DEBUG_PRINTK("K1212_DEBUG: SetupForPlay [%s] %d\n", stateName[korg1212->cardState], korg1212->setcnt); 744 #endif 745 746 if (korg1212->setcnt++) 747 return 0; 748 749 snd_korg1212_setCardState(korg1212, K1212_STATE_SETUP); 750 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 751 K1212_MODE_SetupPlay, 0, 0, 0); 752 753 #if K1212_DEBUG_LEVEL > 0 754 if (rc) K1212_DEBUG_PRINTK("K1212_DEBUG: SetupForPlay - RC = %d [%s]\n", rc, stateName[korg1212->cardState]); 755 #endif 756 if (rc != K1212_CMDRET_Success) { 757 return 1; 758 } 759 return 0; 760 } 761 762 /* spinlock already held */ 763 static int snd_korg1212_TriggerPlay(korg1212_t * korg1212) 764 { 765 #if K1212_DEBUG_LEVEL > 0 766 K1212_DEBUG_PRINTK("K1212_DEBUG: TriggerPlay [%s] %d\n", stateName[korg1212->cardState], korg1212->playcnt); 767 #endif 768 769 if (korg1212->playcnt++) 770 return 0; 771 772 snd_korg1212_setCardState(korg1212, K1212_STATE_PLAYING); 773 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_TriggerPlay, 0, 0, 0, 0); 774 775 #if K1212_DEBUG_LEVEL > 0 776 if (rc) K1212_DEBUG_PRINTK("K1212_DEBUG: TriggerPlay - RC = %d [%s]\n", rc, stateName[korg1212->cardState]); 777 #endif 778 779 if (rc != K1212_CMDRET_Success) { 780 return 1; 781 } 782 return 0; 783 } 784 785 /* spinlock already held */ 786 static int snd_korg1212_StopPlay(korg1212_t * korg1212) 787 { 788 #if K1212_DEBUG_LEVEL > 0 789 K1212_DEBUG_PRINTK("K1212_DEBUG: StopPlay [%s] %d\n", stateName[korg1212->cardState], korg1212->playcnt); 790 #endif 791 792 if (--(korg1212->playcnt)) 793 return 0; 794 795 korg1212->setcnt = 0; 796 797 if (korg1212->cardState != K1212_STATE_ERRORSTOP) 798 snd_korg1212_SendStop(korg1212); 799 800 snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN); 801 return 0; 802 } 803 804 static void snd_korg1212_EnableCardInterrupts(korg1212_t * korg1212) 805 { 806 writel(PCI_INT_ENABLE_BIT | 807 PCI_DOORBELL_INT_ENABLE_BIT | 808 LOCAL_INT_ENABLE_BIT | 809 LOCAL_DOORBELL_INT_ENABLE_BIT | 810 LOCAL_DMA1_INT_ENABLE_BIT, 811 korg1212->statusRegPtr); 812 } 813 814 #if 0 /* not used */ 815 816 static int snd_korg1212_SetMonitorMode(korg1212_t *korg1212, MonitorModeSelector mode) 817 { 818 #if K1212_DEBUG_LEVEL > 0 819 K1212_DEBUG_PRINTK("K1212_DEBUG: SetMonitorMode [%s]\n", stateName[korg1212->cardState]); 820 #endif 821 822 switch (mode) { 823 case K1212_MONMODE_Off: 824 if (korg1212->cardState != K1212_STATE_MONITOR) { 825 return 0; 826 } else { 827 snd_korg1212_SendStopAndWait(korg1212); 828 snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN); 829 } 830 break; 831 832 case K1212_MONMODE_On: 833 if (korg1212->cardState != K1212_STATE_OPEN) { 834 return 0; 835 } else { 836 snd_korg1212_setCardState(korg1212, K1212_STATE_MONITOR); 837 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 838 K1212_MODE_MonitorOn, 0, 0, 0); 839 if (rc != K1212_CMDRET_Success) { 840 return 0; 841 } 842 } 843 break; 844 845 default: 846 return 0; 847 } 848 849 return 1; 850 } 851 852 #endif /* not used */ 853 854 static inline int snd_korg1212_use_is_exclusive(korg1212_t *korg1212) 855 { 856 int ret = 1; 857 858 if ((korg1212->playback_pid != korg1212->capture_pid) && 859 (korg1212->playback_pid >= 0) && (korg1212->capture_pid >= 0)) { 860 ret = 0; 861 } 862 return ret; 863 } 864 865 static int snd_korg1212_SetRate(korg1212_t *korg1212, int rate) 866 { 867 static ClockSourceIndex s44[] = { K1212_CLKIDX_AdatAt44_1K, 868 K1212_CLKIDX_WordAt44_1K, 869 K1212_CLKIDX_LocalAt44_1K }; 870 static ClockSourceIndex s48[] = { 871 K1212_CLKIDX_AdatAt48K, 872 K1212_CLKIDX_WordAt48K, 873 K1212_CLKIDX_LocalAt48K }; 874 int parm; 875 876 if (!snd_korg1212_use_is_exclusive (korg1212)) { 877 return -EBUSY; 878 } 879 880 switch(rate) { 881 case 44100: 882 parm = s44[korg1212->clkSource]; 883 break; 884 885 case 48000: 886 parm = s48[korg1212->clkSource]; 887 break; 888 889 default: 890 return -EINVAL; 891 } 892 893 korg1212->clkSrcRate = parm; 894 korg1212->clkRate = rate; 895 896 udelay(INTERCOMMAND_DELAY); 897 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SetClockSourceRate, 898 ClockSourceSelector[korg1212->clkSrcRate], 899 0, 0, 0); 900 901 #if K1212_DEBUG_LEVEL > 0 902 if (rc) K1212_DEBUG_PRINTK("K1212_DEBUG: Set Clock Source Selector - RC = %d [%s]\n", rc, stateName[korg1212->cardState]); 903 #endif 904 905 return 0; 906 } 907 908 static int snd_korg1212_SetClockSource(korg1212_t *korg1212, int source) 909 { 910 911 if (source<0 || source >2) 912 return -EINVAL; 913 914 korg1212->clkSource = source; 915 916 snd_korg1212_SetRate(korg1212, korg1212->clkRate); 917 918 return 0; 919 } 920 921 static void snd_korg1212_DisableCardInterrupts(korg1212_t *korg1212) 922 { 923 writel(0, korg1212->statusRegPtr); 924 } 925 926 static int snd_korg1212_WriteADCSensitivity(korg1212_t *korg1212) 927 { 928 SensBits sensVals; 929 int bitPosition; 930 int channel; 931 int clkIs48K; 932 int monModeSet; 933 u16 controlValue; // this keeps the current value to be written to 934 // the card's eeprom control register. 935 u16 count; 936 unsigned long flags; 937 938 #if K1212_DEBUG_LEVEL > 0 939 K1212_DEBUG_PRINTK("K1212_DEBUG: WriteADCSensivity [%s]\n", stateName[korg1212->cardState]); 940 #endif 941 942 // ---------------------------------------------------------------------------- 943 // initialize things. The local init bit is always set when writing to the 944 // card's control register. 945 // ---------------------------------------------------------------------------- 946 controlValue = 0; 947 SetBitInWord(&controlValue, SET_SENS_LOCALINIT_BITPOS); // init the control value 948 949 // ---------------------------------------------------------------------------- 950 // make sure the card is not in monitor mode when we do this update. 951 // ---------------------------------------------------------------------------- 952 if (korg1212->cardState == K1212_STATE_MONITOR || korg1212->idleMonitorOn) { 953 monModeSet = 1; 954 snd_korg1212_SendStopAndWait(korg1212); 955 } else 956 monModeSet = 0; 957 958 spin_lock_irqsave(&korg1212->lock, flags); 959 960 // ---------------------------------------------------------------------------- 961 // we are about to send new values to the card, so clear the new values queued 962 // flag. Also, clear out mailbox 3, so we don't lockup. 963 // ---------------------------------------------------------------------------- 964 writel(0, korg1212->mailbox3Ptr); 965 udelay(LOADSHIFT_DELAY); 966 967 // ---------------------------------------------------------------------------- 968 // determine whether we are running a 48K or 44.1K clock. This info is used 969 // later when setting the SPDIF FF after the volume has been shifted in. 970 // ---------------------------------------------------------------------------- 971 switch (korg1212->clkSrcRate) { 972 case K1212_CLKIDX_AdatAt44_1K: 973 case K1212_CLKIDX_WordAt44_1K: 974 case K1212_CLKIDX_LocalAt44_1K: 975 clkIs48K = 0; 976 break; 977 978 case K1212_CLKIDX_WordAt48K: 979 case K1212_CLKIDX_AdatAt48K: 980 case K1212_CLKIDX_LocalAt48K: 981 default: 982 clkIs48K = 1; 983 break; 984 } 985 986 // ---------------------------------------------------------------------------- 987 // start the update. Setup the bit structure and then shift the bits. 988 // ---------------------------------------------------------------------------- 989 sensVals.l.v.leftChanId = SET_SENS_LEFTCHANID; 990 sensVals.r.v.rightChanId = SET_SENS_RIGHTCHANID; 991 sensVals.l.v.leftChanVal = korg1212->leftADCInSens; 992 sensVals.r.v.rightChanVal = korg1212->rightADCInSens; 993 994 // ---------------------------------------------------------------------------- 995 // now start shifting the bits in. Start with the left channel then the right. 996 // ---------------------------------------------------------------------------- 997 for (channel = 0; channel < 2; channel++) { 998 999 // ---------------------------------------------------------------------------- 1000 // Bring the load/shift line low, then wait - the spec says >150ns from load/ 1001 // shift low to the first rising edge of the clock. 1002 // ---------------------------------------------------------------------------- 1003 ClearBitInWord(&controlValue, SET_SENS_LOADSHIFT_BITPOS); 1004 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); 1005 writew(controlValue, korg1212->sensRegPtr); // load/shift goes low 1006 udelay(LOADSHIFT_DELAY); 1007 1008 for (bitPosition = 15; bitPosition >= 0; bitPosition--) { // for all the bits 1009 if (channel == 0) { 1010 if (sensVals.l.leftSensBits & (0x0001 << bitPosition)) { 1011 SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set high 1012 } else { 1013 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set low 1014 } 1015 } else { 1016 if (sensVals.r.rightSensBits & (0x0001 << bitPosition)) { 1017 SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set high 1018 } else { 1019 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set low 1020 } 1021 } 1022 1023 ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 1024 writew(controlValue, korg1212->sensRegPtr); // clock goes low 1025 udelay(SENSCLKPULSE_WIDTH); 1026 SetBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 1027 writew(controlValue, korg1212->sensRegPtr); // clock goes high 1028 udelay(SENSCLKPULSE_WIDTH); 1029 } 1030 1031 // ---------------------------------------------------------------------------- 1032 // finish up SPDIF for left. Bring the load/shift line high, then write a one 1033 // bit if the clock rate is 48K otherwise write 0. 1034 // ---------------------------------------------------------------------------- 1035 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); 1036 ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 1037 SetBitInWord(&controlValue, SET_SENS_LOADSHIFT_BITPOS); 1038 writew(controlValue, korg1212->sensRegPtr); // load shift goes high - clk low 1039 udelay(SENSCLKPULSE_WIDTH); 1040 1041 if (clkIs48K) 1042 SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS); 1043 1044 writew(controlValue, korg1212->sensRegPtr); // set/clear data bit 1045 udelay(ONE_RTC_TICK); 1046 SetBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 1047 writew(controlValue, korg1212->sensRegPtr); // clock goes high 1048 udelay(SENSCLKPULSE_WIDTH); 1049 ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 1050 writew(controlValue, korg1212->sensRegPtr); // clock goes low 1051 udelay(SENSCLKPULSE_WIDTH); 1052 } 1053 1054 // ---------------------------------------------------------------------------- 1055 // The update is complete. Set a timeout. This is the inter-update delay. 1056 // Also, if the card was in monitor mode, restore it. 1057 // ---------------------------------------------------------------------------- 1058 for (count = 0; count < 10; count++) 1059 udelay(SENSCLKPULSE_WIDTH); 1060 1061 if (monModeSet) { 1062 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 1063 K1212_MODE_MonitorOn, 0, 0, 0); 1064 #if K1212_DEBUG_LEVEL > 0 1065 if (rc) K1212_DEBUG_PRINTK("K1212_DEBUG: WriteADCSensivity - RC = %d [%s]\n", rc, stateName[korg1212->cardState]); 1066 #endif 1067 1068 } 1069 1070 spin_unlock_irqrestore(&korg1212->lock, flags); 1071 1072 return 1; 1073 } 1074 1075 static void snd_korg1212_OnDSPDownloadComplete(korg1212_t *korg1212) 1076 { 1077 int channel; 1078 1079 #if K1212_DEBUG_LEVEL > 0 1080 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP download is complete. [%s]\n", stateName[korg1212->cardState]); 1081 #endif 1082 1083 // ---------------------------------------------------- 1084 // tell the card to boot 1085 // ---------------------------------------------------- 1086 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_BootFromDSPPage4, 0, 0, 0, 0); 1087 1088 #if K1212_DEBUG_LEVEL > 0 1089 if (rc) K1212_DEBUG_PRINTK("K1212_DEBUG: Boot from Page 4 - RC = %d [%s]\n", rc, stateName[korg1212->cardState]); 1090 #endif 1091 mdelay(DSP_BOOT_DELAY_IN_MS); 1092 1093 // -------------------------------------------------------------------------------- 1094 // Let the card know where all the buffers are. 1095 // -------------------------------------------------------------------------------- 1096 rc = snd_korg1212_Send1212Command(korg1212, 1097 K1212_DB_ConfigureBufferMemory, 1098 LowerWordSwap(korg1212->PlayDataPhy), 1099 LowerWordSwap(korg1212->RecDataPhy), 1100 ((kNumBuffers * kPlayBufferFrames) / 2), // size given to the card 1101 // is based on 2 buffers 1102 0 1103 ); 1104 1105 #if K1212_DEBUG_LEVEL > 0 1106 if (rc) K1212_DEBUG_PRINTK("K1212_DEBUG: Configure Buffer Memory - RC = %d [%s]\n", rc, stateName[korg1212->cardState]); 1107 #endif 1108 1109 udelay(INTERCOMMAND_DELAY); 1110 1111 rc = snd_korg1212_Send1212Command(korg1212, 1112 K1212_DB_ConfigureMiscMemory, 1113 LowerWordSwap(korg1212->VolumeTablePhy), 1114 LowerWordSwap(korg1212->RoutingTablePhy), 1115 LowerWordSwap(korg1212->AdatTimeCodePhy), 1116 0 1117 ); 1118 1119 #if K1212_DEBUG_LEVEL > 0 1120 if (rc) K1212_DEBUG_PRINTK("K1212_DEBUG: Configure Misc Memory - RC = %d [%s]\n", rc, stateName[korg1212->cardState]); 1121 #endif 1122 1123 1124 // -------------------------------------------------------------------------------- 1125 // Initialize the routing and volume tables, then update the card's state. 1126 // -------------------------------------------------------------------------------- 1127 udelay(INTERCOMMAND_DELAY); 1128 1129 for (channel = 0; channel < kAudioChannels; channel++) { 1130 korg1212->sharedBufferPtr->volumeData[channel] = k1212MaxVolume; 1131 //korg1212->sharedBufferPtr->routeData[channel] = channel; 1132 korg1212->sharedBufferPtr->routeData[channel] = 8 + (channel & 1); 1133 } 1134 1135 snd_korg1212_WriteADCSensitivity(korg1212); 1136 1137 udelay(INTERCOMMAND_DELAY); 1138 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SetClockSourceRate, 1139 ClockSourceSelector[korg1212->clkSrcRate], 1140 0, 0, 0); 1141 #if K1212_DEBUG_LEVEL > 0 1142 if (rc) K1212_DEBUG_PRINTK("K1212_DEBUG: Set Clock Source Selector - RC = %d [%s]\n", rc, stateName[korg1212->cardState]); 1143 #endif 1144 1145 snd_korg1212_TurnOnIdleMonitor(korg1212); 1146 snd_korg1212_setCardState(korg1212, K1212_STATE_READY); 1147 1148 #if K1212_DEBUG_LEVEL > 0 1149 if (rc) K1212_DEBUG_PRINTK("K1212_DEBUG: Set Monitor On - RC = %d [%s]\n", rc, stateName[korg1212->cardState]); 1150 #endif 1151 1152 snd_korg1212_setCardState(korg1212, K1212_STATE_DSP_COMPLETE); 1153 } 1154 1155 static irqreturn_t snd_korg1212_interrupt(int irq, void *dev_id, struct pt_regs *regs) 1156 { 1157 u32 doorbellValue; 1158 korg1212_t *korg1212 = dev_id; 1159 1160 if(irq != korg1212->irq) 1161 return IRQ_NONE; 1162 1163 doorbellValue = readl(korg1212->inDoorbellPtr); 1164 1165 if (!doorbellValue) 1166 return IRQ_NONE; 1167 1168 spin_lock(&korg1212->lock); 1169 1170 writel(doorbellValue, korg1212->inDoorbellPtr); 1171 1172 korg1212->irqcount++; 1173 1174 korg1212->inIRQ++; 1175 1176 1177 switch (doorbellValue) { 1178 case K1212_DB_DSPDownloadDone: 1179 #if K1212_DEBUG_LEVEL > 0 1180 K1212_DEBUG_PRINTK("K1212_DEBUG: IRQ DNLD count - %ld, %x, [%s].\n", korg1212->irqcount, doorbellValue, stateName[korg1212->cardState]); 1181 #endif 1182 if (korg1212->cardState == K1212_STATE_DSP_IN_PROCESS) { 1183 korg1212->dsp_is_loaded = 1; 1184 wake_up(&korg1212->wait); 1185 } 1186 break; 1187 1188 // ------------------------------------------------------------------------ 1189 // an error occurred - stop the card 1190 // ------------------------------------------------------------------------ 1191 case K1212_DB_DMAERROR: 1192 #if K1212_DEBUG_LEVEL > 1 1193 K1212_DEBUG_PRINTK("K1212_DEBUG: IRQ DMAE count - %ld, %x, [%s].\n", korg1212->irqcount, doorbellValue, stateName[korg1212->cardState]); 1194 #endif 1195 snd_printk(KERN_ERR "korg1212: DMA Error\n"); 1196 korg1212->errorcnt++; 1197 korg1212->totalerrorcnt++; 1198 korg1212->sharedBufferPtr->cardCommand = 0; 1199 snd_korg1212_setCardState(korg1212, K1212_STATE_ERRORSTOP); 1200 break; 1201 1202 // ------------------------------------------------------------------------ 1203 // the card has stopped by our request. Clear the command word and signal 1204 // the semaphore in case someone is waiting for this. 1205 // ------------------------------------------------------------------------ 1206 case K1212_DB_CARDSTOPPED: 1207 #if K1212_DEBUG_LEVEL > 1 1208 K1212_DEBUG_PRINTK("K1212_DEBUG: IRQ CSTP count - %ld, %x, [%s].\n", korg1212->irqcount, doorbellValue, stateName[korg1212->cardState]); 1209 #endif 1210 korg1212->sharedBufferPtr->cardCommand = 0; 1211 break; 1212 1213 default: 1214 #if K1212_DEBUG_LEVEL > 3 1215 K1212_DEBUG_PRINTK("K1212_DEBUG: IRQ DFLT count - %ld, %x, cpos=%d [%s].\n", korg1212->irqcount, doorbellValue, 1216 korg1212->currentBuffer, stateName[korg1212->cardState]); 1217 #endif 1218 if ((korg1212->cardState > K1212_STATE_SETUP) || korg1212->idleMonitorOn) { 1219 korg1212->currentBuffer++; 1220 1221 if (korg1212->currentBuffer >= kNumBuffers) 1222 korg1212->currentBuffer = 0; 1223 1224 if (!korg1212->running) 1225 break; 1226 1227 if (korg1212->capture_substream) { 1228 spin_unlock(&korg1212->lock); 1229 snd_pcm_period_elapsed(korg1212->capture_substream); 1230 spin_lock(&korg1212->lock); 1231 } 1232 1233 if (korg1212->playback_substream) { 1234 spin_unlock(&korg1212->lock); 1235 snd_pcm_period_elapsed(korg1212->playback_substream); 1236 spin_lock(&korg1212->lock); 1237 } 1238 } 1239 break; 1240 } 1241 1242 korg1212->inIRQ--; 1243 1244 spin_unlock(&korg1212->lock); 1245 1246 return IRQ_HANDLED; 1247 } 1248 1249 static int snd_korg1212_downloadDSPCode(korg1212_t *korg1212) 1250 { 1251 1252 #if K1212_DEBUG_LEVEL > 0 1253 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP download is starting... [%s]\n", stateName[korg1212->cardState]); 1254 #endif 1255 1256 // --------------------------------------------------------------- 1257 // verify the state of the card before proceeding. 1258 // --------------------------------------------------------------- 1259 if (korg1212->cardState >= K1212_STATE_DSP_IN_PROCESS) { 1260 return 1; 1261 } 1262 1263 snd_korg1212_setCardState(korg1212, K1212_STATE_DSP_IN_PROCESS); 1264 1265 memcpy(korg1212->dma_dsp.area, dspCode, korg1212->dspCodeSize); 1266 1267 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_StartDSPDownload, 1268 UpperWordSwap(korg1212->dma_dsp.addr), 1269 0, 0, 0); 1270 1271 #if K1212_DEBUG_LEVEL > 0 1272 if (rc) K1212_DEBUG_PRINTK("K1212_DEBUG: Start DSP Download RC = %d [%s]\n", rc, stateName[korg1212->cardState]); 1273 #endif 1274 1275 korg1212->dsp_is_loaded = 0; 1276 wait_event_timeout(korg1212->wait, korg1212->dsp_is_loaded, HZ * CARD_BOOT_TIMEOUT); 1277 if (! korg1212->dsp_is_loaded ) 1278 return -EBUSY; /* timeout */ 1279 1280 snd_korg1212_OnDSPDownloadComplete(korg1212); 1281 1282 return 0; 1283 } 1284 1285 static snd_pcm_hardware_t snd_korg1212_playback_info = 1286 { 1287 .info = (SNDRV_PCM_INFO_MMAP | 1288 SNDRV_PCM_INFO_MMAP_VALID | 1289 SNDRV_PCM_INFO_INTERLEAVED), 1290 .formats = SNDRV_PCM_FMTBIT_S16_LE, 1291 .rates = (SNDRV_PCM_RATE_44100 | 1292 SNDRV_PCM_RATE_48000), 1293 .rate_min = 44100, 1294 .rate_max = 48000, 1295 .channels_min = K1212_MIN_CHANNELS, 1296 .channels_max = K1212_MAX_CHANNELS, 1297 .buffer_bytes_max = K1212_MAX_BUF_SIZE, 1298 .period_bytes_min = K1212_MIN_CHANNELS * 2 * kPlayBufferFrames, 1299 .period_bytes_max = K1212_MAX_CHANNELS * 2 * kPlayBufferFrames, 1300 .periods_min = K1212_PERIODS, 1301 .periods_max = K1212_PERIODS, 1302 .fifo_size = 0, 1303 }; 1304 1305 static snd_pcm_hardware_t snd_korg1212_capture_info = 1306 { 1307 .info = (SNDRV_PCM_INFO_MMAP | 1308 SNDRV_PCM_INFO_MMAP_VALID | 1309 SNDRV_PCM_INFO_INTERLEAVED), 1310 .formats = SNDRV_PCM_FMTBIT_S16_LE, 1311 .rates = (SNDRV_PCM_RATE_44100 | 1312 SNDRV_PCM_RATE_48000), 1313 .rate_min = 44100, 1314 .rate_max = 48000, 1315 .channels_min = K1212_MIN_CHANNELS, 1316 .channels_max = K1212_MAX_CHANNELS, 1317 .buffer_bytes_max = K1212_MAX_BUF_SIZE, 1318 .period_bytes_min = K1212_MIN_CHANNELS * 2 * kPlayBufferFrames, 1319 .period_bytes_max = K1212_MAX_CHANNELS * 2 * kPlayBufferFrames, 1320 .periods_min = K1212_PERIODS, 1321 .periods_max = K1212_PERIODS, 1322 .fifo_size = 0, 1323 }; 1324 1325 static int snd_korg1212_silence(korg1212_t *korg1212, int pos, int count, int offset, int size) 1326 { 1327 KorgAudioFrame * dst = korg1212->playDataBufsPtr[0].bufferData + pos; 1328 int i; 1329 1330 #if K1212_DEBUG_LEVEL > 2 1331 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_silence pos=%d offset=%d size=%d count=%d\n", pos, offset, size, count); 1332 #endif 1333 snd_assert(pos + count <= K1212_MAX_SAMPLES, return -EINVAL); 1334 1335 for (i=0; i < count; i++) { 1336 #if K1212_DEBUG_LEVEL > 0 1337 if ( (void *) dst < (void *) korg1212->playDataBufsPtr || 1338 (void *) dst > (void *) korg1212->playDataBufsPtr[8].bufferData ) { 1339 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_silence KERNEL EFAULT dst=%p iter=%d\n", dst, i); 1340 return -EFAULT; 1341 } 1342 #endif 1343 memset((void*) dst + offset, 0, size); 1344 dst++; 1345 } 1346 1347 return 0; 1348 } 1349 1350 static int snd_korg1212_copy_to(korg1212_t *korg1212, void __user *dst, int pos, int count, int offset, int size) 1351 { 1352 KorgAudioFrame * src = korg1212->recordDataBufsPtr[0].bufferData + pos; 1353 int i, rc; 1354 1355 #if K1212_DEBUG_LEVEL > 2 1356 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_copy_to pos=%d offset=%d size=%d\n", pos, offset, size); 1357 #endif 1358 snd_assert(pos + count <= K1212_MAX_SAMPLES, return -EINVAL); 1359 1360 for (i=0; i < count; i++) { 1361 #if K1212_DEBUG_LEVEL > 0 1362 if ( (void *) src < (void *) korg1212->recordDataBufsPtr || 1363 (void *) src > (void *) korg1212->recordDataBufsPtr[8].bufferData ) { 1364 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_copy_to KERNEL EFAULT, src=%p dst=%p iter=%d\n", src, dst, i); 1365 return -EFAULT; 1366 } 1367 #endif 1368 rc = copy_to_user(dst + offset, src, size); 1369 if (rc) { 1370 #if K1212_DEBUG_LEVEL > 0 1371 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_copy_to USER EFAULT src=%p dst=%p iter=%d\n", src, dst, i); 1372 #endif 1373 return -EFAULT; 1374 } 1375 src++; 1376 dst += size; 1377 } 1378 1379 return 0; 1380 } 1381 1382 static int snd_korg1212_copy_from(korg1212_t *korg1212, void __user *src, int pos, int count, int offset, int size) 1383 { 1384 KorgAudioFrame * dst = korg1212->playDataBufsPtr[0].bufferData + pos; 1385 int i, rc; 1386 1387 #if K1212_DEBUG_LEVEL > 2 1388 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_copy_from pos=%d offset=%d size=%d count=%d\n", pos, offset, size, count); 1389 #endif 1390 1391 snd_assert(pos + count <= K1212_MAX_SAMPLES, return -EINVAL); 1392 1393 for (i=0; i < count; i++) { 1394 #if K1212_DEBUG_LEVEL > 0 1395 if ( (void *) dst < (void *) korg1212->playDataBufsPtr || 1396 (void *) dst > (void *) korg1212->playDataBufsPtr[8].bufferData ) { 1397 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_copy_from KERNEL EFAULT, src=%p dst=%p iter=%d\n", src, dst, i); 1398 return -EFAULT; 1399 } 1400 #endif 1401 rc = copy_from_user((void*) dst + offset, src, size); 1402 if (rc) { 1403 #if K1212_DEBUG_LEVEL > 0 1404 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_copy_from USER EFAULT src=%p dst=%p iter=%d\n", src, dst, i); 1405 #endif 1406 return -EFAULT; 1407 } 1408 dst++; 1409 src += size; 1410 } 1411 1412 return 0; 1413 } 1414 1415 static void snd_korg1212_free_pcm(snd_pcm_t *pcm) 1416 { 1417 korg1212_t *korg1212 = (korg1212_t *) pcm->private_data; 1418 1419 #if K1212_DEBUG_LEVEL > 0 1420 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_free_pcm [%s]\n", stateName[korg1212->cardState]); 1421 #endif 1422 1423 korg1212->pcm = NULL; 1424 } 1425 1426 static int snd_korg1212_playback_open(snd_pcm_substream_t *substream) 1427 { 1428 unsigned long flags; 1429 korg1212_t *korg1212 = snd_pcm_substream_chip(substream); 1430 snd_pcm_runtime_t *runtime = substream->runtime; 1431 1432 #if K1212_DEBUG_LEVEL > 0 1433 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_playback_open [%s]\n", stateName[korg1212->cardState]); 1434 #endif 1435 1436 snd_pcm_set_sync(substream); // ??? 1437 1438 snd_korg1212_OpenCard(korg1212); 1439 1440 runtime->hw = snd_korg1212_playback_info; 1441 snd_pcm_set_runtime_buffer(substream, &korg1212->dma_play); 1442 1443 spin_lock_irqsave(&korg1212->lock, flags); 1444 1445 korg1212->playback_substream = substream; 1446 korg1212->playback_pid = current->pid; 1447 korg1212->periodsize = K1212_PERIODS; 1448 korg1212->channels = K1212_CHANNELS; 1449 korg1212->errorcnt = 0; 1450 1451 spin_unlock_irqrestore(&korg1212->lock, flags); 1452 1453 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, kPlayBufferFrames, kPlayBufferFrames); 1454 return 0; 1455 } 1456 1457 1458 static int snd_korg1212_capture_open(snd_pcm_substream_t *substream) 1459 { 1460 unsigned long flags; 1461 korg1212_t *korg1212 = snd_pcm_substream_chip(substream); 1462 snd_pcm_runtime_t *runtime = substream->runtime; 1463 1464 #if K1212_DEBUG_LEVEL > 0 1465 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_capture_open [%s]\n", stateName[korg1212->cardState]); 1466 #endif 1467 1468 snd_pcm_set_sync(substream); 1469 1470 snd_korg1212_OpenCard(korg1212); 1471 1472 runtime->hw = snd_korg1212_capture_info; 1473 snd_pcm_set_runtime_buffer(substream, &korg1212->dma_rec); 1474 1475 spin_lock_irqsave(&korg1212->lock, flags); 1476 1477 korg1212->capture_substream = substream; 1478 korg1212->capture_pid = current->pid; 1479 korg1212->periodsize = K1212_PERIODS; 1480 korg1212->channels = K1212_CHANNELS; 1481 1482 spin_unlock_irqrestore(&korg1212->lock, flags); 1483 1484 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, kPlayBufferFrames, kPlayBufferFrames); 1485 return 0; 1486 } 1487 1488 static int snd_korg1212_playback_close(snd_pcm_substream_t *substream) 1489 { 1490 unsigned long flags; 1491 korg1212_t *korg1212 = snd_pcm_substream_chip(substream); 1492 1493 #if K1212_DEBUG_LEVEL > 0 1494 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_playback_close [%s]\n", stateName[korg1212->cardState]); 1495 #endif 1496 1497 snd_korg1212_silence(korg1212, 0, K1212_MAX_SAMPLES, 0, korg1212->channels * 2); 1498 1499 spin_lock_irqsave(&korg1212->lock, flags); 1500 1501 korg1212->playback_pid = -1; 1502 korg1212->playback_substream = NULL; 1503 korg1212->periodsize = 0; 1504 1505 spin_unlock_irqrestore(&korg1212->lock, flags); 1506 1507 snd_korg1212_CloseCard(korg1212); 1508 return 0; 1509 } 1510 1511 static int snd_korg1212_capture_close(snd_pcm_substream_t *substream) 1512 { 1513 unsigned long flags; 1514 korg1212_t *korg1212 = snd_pcm_substream_chip(substream); 1515 1516 #if K1212_DEBUG_LEVEL > 0 1517 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_capture_close [%s]\n", stateName[korg1212->cardState]); 1518 #endif 1519 1520 spin_lock_irqsave(&korg1212->lock, flags); 1521 1522 korg1212->capture_pid = -1; 1523 korg1212->capture_substream = NULL; 1524 korg1212->periodsize = 0; 1525 1526 spin_unlock_irqrestore(&korg1212->lock, flags); 1527 1528 snd_korg1212_CloseCard(korg1212); 1529 return 0; 1530 } 1531 1532 static int snd_korg1212_ioctl(snd_pcm_substream_t *substream, 1533 unsigned int cmd, void *arg) 1534 { 1535 #if K1212_DEBUG_LEVEL > 0 1536 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_ioctl: cmd=%d\n", cmd); 1537 #endif 1538 1539 if (cmd == SNDRV_PCM_IOCTL1_CHANNEL_INFO ) { 1540 snd_pcm_channel_info_t *info = arg; 1541 info->offset = 0; 1542 info->first = info->channel * 16; 1543 info->step = 256; 1544 #if K1212_DEBUG_LEVEL > 0 1545 K1212_DEBUG_PRINTK("K1212_DEBUG: channel_info %d:, offset=%ld, first=%d, step=%d\n", info->channel, info->offset, info->first, info->step); 1546 #endif 1547 return 0; 1548 } 1549 1550 return snd_pcm_lib_ioctl(substream, cmd, arg); 1551 } 1552 1553 static int snd_korg1212_hw_params(snd_pcm_substream_t *substream, 1554 snd_pcm_hw_params_t *params) 1555 { 1556 unsigned long flags; 1557 korg1212_t *korg1212 = snd_pcm_substream_chip(substream); 1558 int err; 1559 pid_t this_pid; 1560 pid_t other_pid; 1561 1562 #if K1212_DEBUG_LEVEL > 0 1563 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_hw_params [%s]\n", stateName[korg1212->cardState]); 1564 #endif 1565 1566 spin_lock_irqsave(&korg1212->lock, flags); 1567 1568 if (substream->pstr->stream == SNDRV_PCM_STREAM_PLAYBACK) { 1569 this_pid = korg1212->playback_pid; 1570 other_pid = korg1212->capture_pid; 1571 } else { 1572 this_pid = korg1212->capture_pid; 1573 other_pid = korg1212->playback_pid; 1574 } 1575 1576 if ((other_pid > 0) && (this_pid != other_pid)) { 1577 1578 /* The other stream is open, and not by the same 1579 task as this one. Make sure that the parameters 1580 that matter are the same. 1581 */ 1582 1583 if ((int)params_rate(params) != korg1212->clkRate) { 1584 spin_unlock_irqrestore(&korg1212->lock, flags); 1585 _snd_pcm_hw_param_setempty(params, SNDRV_PCM_HW_PARAM_RATE); 1586 return -EBUSY; 1587 } 1588 1589 spin_unlock_irqrestore(&korg1212->lock, flags); 1590 return 0; 1591 } 1592 1593 if ((err = snd_korg1212_SetRate(korg1212, params_rate(params))) < 0) { 1594 spin_unlock_irqrestore(&korg1212->lock, flags); 1595 return err; 1596 } 1597 1598 korg1212->channels = params_channels(params); 1599 korg1212->periodsize = K1212_PERIOD_BYTES; 1600 1601 spin_unlock_irqrestore(&korg1212->lock, flags); 1602 1603 return 0; 1604 } 1605 1606 static int snd_korg1212_prepare(snd_pcm_substream_t *substream) 1607 { 1608 korg1212_t *korg1212 = snd_pcm_substream_chip(substream); 1609 int rc; 1610 1611 #if K1212_DEBUG_LEVEL > 0 1612 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_prepare [%s]\n", stateName[korg1212->cardState]); 1613 #endif 1614 1615 spin_lock_irq(&korg1212->lock); 1616 1617 /* FIXME: we should wait for ack! */ 1618 if (korg1212->stop_pending_cnt > 0) { 1619 #if K1212_DEBUG_LEVEL > 0 1620 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_prepare - Stop is pending... [%s]\n", stateName[korg1212->cardState]); 1621 #endif 1622 spin_unlock_irq(&korg1212->lock); 1623 return -EAGAIN; 1624 /* 1625 korg1212->sharedBufferPtr->cardCommand = 0; 1626 del_timer(&korg1212->timer); 1627 korg1212->stop_pending_cnt = 0; 1628 */ 1629 } 1630 1631 rc = snd_korg1212_SetupForPlay(korg1212); 1632 1633 korg1212->currentBuffer = 0; 1634 1635 spin_unlock_irq(&korg1212->lock); 1636 1637 return rc ? -EINVAL : 0; 1638 } 1639 1640 static int snd_korg1212_trigger(snd_pcm_substream_t *substream, 1641 int cmd) 1642 { 1643 korg1212_t *korg1212 = snd_pcm_substream_chip(substream); 1644 int rc; 1645 1646 #if K1212_DEBUG_LEVEL > 0 1647 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_trigger [%s] cmd=%d\n", stateName[korg1212->cardState], cmd); 1648 #endif 1649 1650 spin_lock(&korg1212->lock); 1651 switch (cmd) { 1652 case SNDRV_PCM_TRIGGER_START: 1653 /* 1654 if (korg1212->running) { 1655 #if K1212_DEBUG_LEVEL > 1 1656 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_trigger: Already running?\n"); 1657 #endif 1658 break; 1659 } 1660 */ 1661 korg1212->running++; 1662 rc = snd_korg1212_TriggerPlay(korg1212); 1663 break; 1664 1665 case SNDRV_PCM_TRIGGER_STOP: 1666 /* 1667 if (!korg1212->running) { 1668 #if K1212_DEBUG_LEVEL > 1 1669 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_trigger: Already stopped?\n"); 1670 #endif 1671 break; 1672 } 1673 */ 1674 korg1212->running--; 1675 rc = snd_korg1212_StopPlay(korg1212); 1676 break; 1677 1678 default: 1679 rc = 1; 1680 break; 1681 } 1682 spin_unlock(&korg1212->lock); 1683 return rc ? -EINVAL : 0; 1684 } 1685 1686 static snd_pcm_uframes_t snd_korg1212_playback_pointer(snd_pcm_substream_t *substream) 1687 { 1688 korg1212_t *korg1212 = snd_pcm_substream_chip(substream); 1689 snd_pcm_uframes_t pos; 1690 1691 pos = korg1212->currentBuffer * kPlayBufferFrames; 1692 1693 #if K1212_DEBUG_LEVEL > 2 1694 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_playback_pointer [%s] %ld\n", 1695 stateName[korg1212->cardState], pos); 1696 #endif 1697 1698 return pos; 1699 } 1700 1701 static snd_pcm_uframes_t snd_korg1212_capture_pointer(snd_pcm_substream_t *substream) 1702 { 1703 korg1212_t *korg1212 = snd_pcm_substream_chip(substream); 1704 snd_pcm_uframes_t pos; 1705 1706 pos = korg1212->currentBuffer * kPlayBufferFrames; 1707 1708 #if K1212_DEBUG_LEVEL > 2 1709 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_capture_pointer [%s] %ld\n", 1710 stateName[korg1212->cardState], pos); 1711 #endif 1712 1713 return pos; 1714 } 1715 1716 static int snd_korg1212_playback_copy(snd_pcm_substream_t *substream, 1717 int channel, /* not used (interleaved data) */ 1718 snd_pcm_uframes_t pos, 1719 void __user *src, 1720 snd_pcm_uframes_t count) 1721 { 1722 korg1212_t *korg1212 = snd_pcm_substream_chip(substream); 1723 1724 #if K1212_DEBUG_LEVEL > 2 1725 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_playback_copy [%s] %ld %ld\n", stateName[korg1212->cardState], pos, count); 1726 #endif 1727 1728 return snd_korg1212_copy_from(korg1212, src, pos, count, 0, korg1212->channels * 2); 1729 1730 } 1731 1732 static int snd_korg1212_playback_silence(snd_pcm_substream_t *substream, 1733 int channel, /* not used (interleaved data) */ 1734 snd_pcm_uframes_t pos, 1735 snd_pcm_uframes_t count) 1736 { 1737 korg1212_t *korg1212 = snd_pcm_substream_chip(substream); 1738 1739 #if K1212_DEBUG_LEVEL > 0 1740 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_playback_silence [%s]\n", stateName[korg1212->cardState]); 1741 #endif 1742 1743 return snd_korg1212_silence(korg1212, pos, count, 0, korg1212->channels * 2); 1744 } 1745 1746 static int snd_korg1212_capture_copy(snd_pcm_substream_t *substream, 1747 int channel, /* not used (interleaved data) */ 1748 snd_pcm_uframes_t pos, 1749 void __user *dst, 1750 snd_pcm_uframes_t count) 1751 { 1752 korg1212_t *korg1212 = snd_pcm_substream_chip(substream); 1753 1754 #if K1212_DEBUG_LEVEL > 2 1755 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_capture_copy [%s] %ld %ld\n", stateName[korg1212->cardState], pos, count); 1756 #endif 1757 1758 return snd_korg1212_copy_to(korg1212, dst, pos, count, 0, korg1212->channels * 2); 1759 } 1760 1761 static snd_pcm_ops_t snd_korg1212_playback_ops = { 1762 .open = snd_korg1212_playback_open, 1763 .close = snd_korg1212_playback_close, 1764 .ioctl = snd_korg1212_ioctl, 1765 .hw_params = snd_korg1212_hw_params, 1766 .prepare = snd_korg1212_prepare, 1767 .trigger = snd_korg1212_trigger, 1768 .pointer = snd_korg1212_playback_pointer, 1769 .copy = snd_korg1212_playback_copy, 1770 .silence = snd_korg1212_playback_silence, 1771 }; 1772 1773 static snd_pcm_ops_t snd_korg1212_capture_ops = { 1774 .open = snd_korg1212_capture_open, 1775 .close = snd_korg1212_capture_close, 1776 .ioctl = snd_korg1212_ioctl, 1777 .hw_params = snd_korg1212_hw_params, 1778 .prepare = snd_korg1212_prepare, 1779 .trigger = snd_korg1212_trigger, 1780 .pointer = snd_korg1212_capture_pointer, 1781 .copy = snd_korg1212_capture_copy, 1782 }; 1783 1784 /* 1785 * Control Interface 1786 */ 1787 1788 static int snd_korg1212_control_phase_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) 1789 { 1790 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; 1791 uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1; 1792 return 0; 1793 } 1794 1795 static int snd_korg1212_control_phase_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *u) 1796 { 1797 korg1212_t *korg1212 = snd_kcontrol_chip(kcontrol); 1798 int i = kcontrol->private_value; 1799 1800 spin_lock_irq(&korg1212->lock); 1801 1802 u->value.integer.value[0] = korg1212->volumePhase[i]; 1803 1804 if (i >= 8) 1805 u->value.integer.value[1] = korg1212->volumePhase[i+1]; 1806 1807 spin_unlock_irq(&korg1212->lock); 1808 1809 return 0; 1810 } 1811 1812 static int snd_korg1212_control_phase_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *u) 1813 { 1814 korg1212_t *korg1212 = snd_kcontrol_chip(kcontrol); 1815 int change = 0; 1816 int i, val; 1817 1818 spin_lock_irq(&korg1212->lock); 1819 1820 i = kcontrol->private_value; 1821 1822 korg1212->volumePhase[i] = u->value.integer.value[0]; 1823 1824 val = korg1212->sharedBufferPtr->volumeData[kcontrol->private_value]; 1825 1826 if ((u->value.integer.value[0] > 0) != (val < 0)) { 1827 val = abs(val) * (korg1212->volumePhase[i] > 0 ? -1 : 1); 1828 korg1212->sharedBufferPtr->volumeData[i] = val; 1829 change = 1; 1830 } 1831 1832 if (i >= 8) { 1833 korg1212->volumePhase[i+1] = u->value.integer.value[1]; 1834 1835 val = korg1212->sharedBufferPtr->volumeData[kcontrol->private_value+1]; 1836 1837 if ((u->value.integer.value[1] > 0) != (val < 0)) { 1838 val = abs(val) * (korg1212->volumePhase[i+1] > 0 ? -1 : 1); 1839 korg1212->sharedBufferPtr->volumeData[i+1] = val; 1840 change = 1; 1841 } 1842 } 1843 1844 spin_unlock_irq(&korg1212->lock); 1845 1846 return change; 1847 } 1848 1849 static int snd_korg1212_control_volume_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) 1850 { 1851 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 1852 uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1; 1853 uinfo->value.integer.min = k1212MinVolume; 1854 uinfo->value.integer.max = k1212MaxVolume; 1855 return 0; 1856 } 1857 1858 static int snd_korg1212_control_volume_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *u) 1859 { 1860 korg1212_t *korg1212 = snd_kcontrol_chip(kcontrol); 1861 int i; 1862 1863 spin_lock_irq(&korg1212->lock); 1864 1865 i = kcontrol->private_value; 1866 u->value.integer.value[0] = abs(korg1212->sharedBufferPtr->volumeData[i]); 1867 1868 if (i >= 8) 1869 u->value.integer.value[1] = abs(korg1212->sharedBufferPtr->volumeData[i+1]); 1870 1871 spin_unlock_irq(&korg1212->lock); 1872 1873 return 0; 1874 } 1875 1876 static int snd_korg1212_control_volume_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *u) 1877 { 1878 korg1212_t *korg1212 = snd_kcontrol_chip(kcontrol); 1879 int change = 0; 1880 int i; 1881 int val; 1882 1883 spin_lock_irq(&korg1212->lock); 1884 1885 i = kcontrol->private_value; 1886 1887 if (u->value.integer.value[0] != abs(korg1212->sharedBufferPtr->volumeData[i])) { 1888 val = korg1212->volumePhase[i] > 0 ? -1 : 1; 1889 val *= u->value.integer.value[0]; 1890 korg1212->sharedBufferPtr->volumeData[i] = val; 1891 change = 1; 1892 } 1893 1894 if (i >= 8) { 1895 if (u->value.integer.value[1] != abs(korg1212->sharedBufferPtr->volumeData[i+1])) { 1896 val = korg1212->volumePhase[i+1] > 0 ? -1 : 1; 1897 val *= u->value.integer.value[1]; 1898 korg1212->sharedBufferPtr->volumeData[i+1] = val; 1899 change = 1; 1900 } 1901 } 1902 1903 spin_unlock_irq(&korg1212->lock); 1904 1905 return change; 1906 } 1907 1908 static int snd_korg1212_control_route_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) 1909 { 1910 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; 1911 uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1; 1912 uinfo->value.enumerated.items = kAudioChannels; 1913 if (uinfo->value.enumerated.item > kAudioChannels-1) { 1914 uinfo->value.enumerated.item = kAudioChannels-1; 1915 } 1916 strcpy(uinfo->value.enumerated.name, channelName[uinfo->value.enumerated.item]); 1917 return 0; 1918 } 1919 1920 static int snd_korg1212_control_route_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *u) 1921 { 1922 korg1212_t *korg1212 = snd_kcontrol_chip(kcontrol); 1923 int i; 1924 1925 spin_lock_irq(&korg1212->lock); 1926 1927 i = kcontrol->private_value; 1928 u->value.enumerated.item[0] = korg1212->sharedBufferPtr->routeData[i]; 1929 1930 if (i >= 8) 1931 u->value.enumerated.item[1] = korg1212->sharedBufferPtr->routeData[i+1]; 1932 1933 spin_unlock_irq(&korg1212->lock); 1934 1935 return 0; 1936 } 1937 1938 static int snd_korg1212_control_route_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *u) 1939 { 1940 korg1212_t *korg1212 = snd_kcontrol_chip(kcontrol); 1941 int change = 0, i; 1942 1943 spin_lock_irq(&korg1212->lock); 1944 1945 i = kcontrol->private_value; 1946 1947 if (u->value.enumerated.item[0] != (unsigned) korg1212->sharedBufferPtr->volumeData[i]) { 1948 korg1212->sharedBufferPtr->routeData[i] = u->value.enumerated.item[0]; 1949 change = 1; 1950 } 1951 1952 if (i >= 8) { 1953 if (u->value.enumerated.item[1] != (unsigned) korg1212->sharedBufferPtr->volumeData[i+1]) { 1954 korg1212->sharedBufferPtr->routeData[i+1] = u->value.enumerated.item[1]; 1955 change = 1; 1956 } 1957 } 1958 1959 spin_unlock_irq(&korg1212->lock); 1960 1961 return change; 1962 } 1963 1964 static int snd_korg1212_control_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) 1965 { 1966 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 1967 uinfo->count = 2; 1968 uinfo->value.integer.min = k1212MaxADCSens; 1969 uinfo->value.integer.max = k1212MinADCSens; 1970 return 0; 1971 } 1972 1973 static int snd_korg1212_control_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *u) 1974 { 1975 korg1212_t *korg1212 = snd_kcontrol_chip(kcontrol); 1976 1977 spin_lock_irq(&korg1212->lock); 1978 1979 u->value.integer.value[0] = korg1212->leftADCInSens; 1980 u->value.integer.value[1] = korg1212->rightADCInSens; 1981 1982 spin_unlock_irq(&korg1212->lock); 1983 1984 return 0; 1985 } 1986 1987 static int snd_korg1212_control_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *u) 1988 { 1989 korg1212_t *korg1212 = snd_kcontrol_chip(kcontrol); 1990 int change = 0; 1991 1992 spin_lock_irq(&korg1212->lock); 1993 1994 if (u->value.integer.value[0] != korg1212->leftADCInSens) { 1995 korg1212->leftADCInSens = u->value.integer.value[0]; 1996 change = 1; 1997 } 1998 if (u->value.integer.value[1] != korg1212->rightADCInSens) { 1999 korg1212->rightADCInSens = u->value.integer.value[1]; 2000 change = 1; 2001 } 2002 2003 spin_unlock_irq(&korg1212->lock); 2004 2005 if (change) 2006 snd_korg1212_WriteADCSensitivity(korg1212); 2007 2008 return change; 2009 } 2010 2011 static int snd_korg1212_control_sync_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) 2012 { 2013 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; 2014 uinfo->count = 1; 2015 uinfo->value.enumerated.items = 3; 2016 if (uinfo->value.enumerated.item > 2) { 2017 uinfo->value.enumerated.item = 2; 2018 } 2019 strcpy(uinfo->value.enumerated.name, clockSourceTypeName[uinfo->value.enumerated.item]); 2020 return 0; 2021 } 2022 2023 static int snd_korg1212_control_sync_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) 2024 { 2025 korg1212_t *korg1212 = snd_kcontrol_chip(kcontrol); 2026 2027 spin_lock_irq(&korg1212->lock); 2028 2029 ucontrol->value.enumerated.item[0] = korg1212->clkSource; 2030 2031 spin_unlock_irq(&korg1212->lock); 2032 return 0; 2033 } 2034 2035 static int snd_korg1212_control_sync_put(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) 2036 { 2037 korg1212_t *korg1212 = snd_kcontrol_chip(kcontrol); 2038 unsigned int val; 2039 int change; 2040 2041 val = ucontrol->value.enumerated.item[0] % 3; 2042 spin_lock_irq(&korg1212->lock); 2043 change = val != korg1212->clkSource; 2044 snd_korg1212_SetClockSource(korg1212, val); 2045 spin_unlock_irq(&korg1212->lock); 2046 return change; 2047 } 2048 2049 #define MON_MIXER(ord,c_name) \ 2050 { \ 2051 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \ 2052 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ 2053 .name = c_name " Monitor Volume", \ 2054 .info = snd_korg1212_control_volume_info, \ 2055 .get = snd_korg1212_control_volume_get, \ 2056 .put = snd_korg1212_control_volume_put, \ 2057 .private_value = ord, \ 2058 }, \ 2059 { \ 2060 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \ 2061 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ 2062 .name = c_name " Monitor Route", \ 2063 .info = snd_korg1212_control_route_info, \ 2064 .get = snd_korg1212_control_route_get, \ 2065 .put = snd_korg1212_control_route_put, \ 2066 .private_value = ord, \ 2067 }, \ 2068 { \ 2069 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \ 2070 .iface = SNDRV_CTL_ELEM_IFACE_PCM, \ 2071 .name = c_name " Monitor Phase Invert", \ 2072 .info = snd_korg1212_control_phase_info, \ 2073 .get = snd_korg1212_control_phase_get, \ 2074 .put = snd_korg1212_control_phase_put, \ 2075 .private_value = ord, \ 2076 } 2077 2078 static snd_kcontrol_new_t snd_korg1212_controls[] = { 2079 MON_MIXER(8, "Analog"), 2080 MON_MIXER(10, "SPDIF"), 2081 MON_MIXER(0, "ADAT-1"), MON_MIXER(1, "ADAT-2"), MON_MIXER(2, "ADAT-3"), MON_MIXER(3, "ADAT-4"), 2082 MON_MIXER(4, "ADAT-5"), MON_MIXER(5, "ADAT-6"), MON_MIXER(6, "ADAT-7"), MON_MIXER(7, "ADAT-8"), 2083 { 2084 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, 2085 .iface = SNDRV_CTL_ELEM_IFACE_PCM, 2086 .name = "Sync Source", 2087 .info = snd_korg1212_control_sync_info, 2088 .get = snd_korg1212_control_sync_get, 2089 .put = snd_korg1212_control_sync_put, 2090 }, 2091 { 2092 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, 2093 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2094 .name = "ADC Attenuation", 2095 .info = snd_korg1212_control_info, 2096 .get = snd_korg1212_control_get, 2097 .put = snd_korg1212_control_put, 2098 } 2099 }; 2100 2101 /* 2102 * proc interface 2103 */ 2104 2105 static void snd_korg1212_proc_read(snd_info_entry_t *entry, snd_info_buffer_t *buffer) 2106 { 2107 int n; 2108 korg1212_t *korg1212 = (korg1212_t *)entry->private_data; 2109 2110 snd_iprintf(buffer, korg1212->card->longname); 2111 snd_iprintf(buffer, " (index #%d)\n", korg1212->card->number + 1); 2112 snd_iprintf(buffer, "\nGeneral settings\n"); 2113 snd_iprintf(buffer, " period size: %Zd bytes\n", K1212_PERIOD_BYTES); 2114 snd_iprintf(buffer, " clock mode: %s\n", clockSourceName[korg1212->clkSrcRate] ); 2115 snd_iprintf(buffer, " left ADC Sens: %d\n", korg1212->leftADCInSens ); 2116 snd_iprintf(buffer, " right ADC Sens: %d\n", korg1212->rightADCInSens ); 2117 snd_iprintf(buffer, " Volume Info:\n"); 2118 for (n=0; n<kAudioChannels; n++) 2119 snd_iprintf(buffer, " Channel %d: %s -> %s [%d]\n", n, 2120 channelName[n], 2121 channelName[korg1212->sharedBufferPtr->routeData[n]], 2122 korg1212->sharedBufferPtr->volumeData[n]); 2123 snd_iprintf(buffer, "\nGeneral status\n"); 2124 snd_iprintf(buffer, " ADAT Time Code: %d\n", korg1212->sharedBufferPtr->AdatTimeCode); 2125 snd_iprintf(buffer, " Card State: %s\n", stateName[korg1212->cardState]); 2126 snd_iprintf(buffer, "Idle mon. State: %d\n", korg1212->idleMonitorOn); 2127 snd_iprintf(buffer, "Cmd retry count: %d\n", korg1212->cmdRetryCount); 2128 snd_iprintf(buffer, " Irq count: %ld\n", korg1212->irqcount); 2129 snd_iprintf(buffer, " Error count: %ld\n", korg1212->totalerrorcnt); 2130 } 2131 2132 static void __devinit snd_korg1212_proc_init(korg1212_t *korg1212) 2133 { 2134 snd_info_entry_t *entry; 2135 2136 if (! snd_card_proc_new(korg1212->card, "korg1212", &entry)) 2137 snd_info_set_text_ops(entry, korg1212, 1024, snd_korg1212_proc_read); 2138 } 2139 2140 static int 2141 snd_korg1212_free(korg1212_t *korg1212) 2142 { 2143 snd_korg1212_TurnOffIdleMonitor(korg1212); 2144 2145 if (korg1212->irq >= 0) { 2146 synchronize_irq(korg1212->irq); 2147 snd_korg1212_DisableCardInterrupts(korg1212); 2148 free_irq(korg1212->irq, (void *)korg1212); 2149 korg1212->irq = -1; 2150 } 2151 2152 if (korg1212->iobase != NULL) { 2153 iounmap(korg1212->iobase); 2154 korg1212->iobase = NULL; 2155 } 2156 2157 pci_release_regions(korg1212->pci); 2158 2159 // ---------------------------------------------------- 2160 // free up memory resources used for the DSP download. 2161 // ---------------------------------------------------- 2162 if (korg1212->dma_dsp.area) { 2163 snd_dma_free_pages(&korg1212->dma_dsp); 2164 korg1212->dma_dsp.area = NULL; 2165 } 2166 2167 #ifndef K1212_LARGEALLOC 2168 2169 // ------------------------------------------------------ 2170 // free up memory resources used for the Play/Rec Buffers 2171 // ------------------------------------------------------ 2172 if (korg1212->dma_play.area) { 2173 snd_dma_free_pages(&korg1212->dma_play); 2174 korg1212->dma_play.area = NULL; 2175 } 2176 2177 if (korg1212->dma_rec.area) { 2178 snd_dma_free_pages(&korg1212->dma_rec); 2179 korg1212->dma_rec.area = NULL; 2180 } 2181 2182 #endif 2183 2184 // ---------------------------------------------------- 2185 // free up memory resources used for the Shared Buffers 2186 // ---------------------------------------------------- 2187 if (korg1212->dma_shared.area) { 2188 snd_dma_free_pages(&korg1212->dma_shared); 2189 korg1212->dma_shared.area = NULL; 2190 } 2191 2192 pci_disable_device(korg1212->pci); 2193 kfree(korg1212); 2194 return 0; 2195 } 2196 2197 static int snd_korg1212_dev_free(snd_device_t *device) 2198 { 2199 korg1212_t *korg1212 = device->device_data; 2200 #if K1212_DEBUG_LEVEL > 0 2201 K1212_DEBUG_PRINTK("K1212_DEBUG: Freeing device\n"); 2202 #endif 2203 return snd_korg1212_free(korg1212); 2204 } 2205 2206 static int __devinit snd_korg1212_create(snd_card_t * card, struct pci_dev *pci, 2207 korg1212_t ** rchip) 2208 2209 { 2210 int err; 2211 unsigned int i; 2212 unsigned ioport_size, iomem_size, iomem2_size; 2213 korg1212_t * korg1212; 2214 2215 static snd_device_ops_t ops = { 2216 .dev_free = snd_korg1212_dev_free, 2217 }; 2218 2219 * rchip = NULL; 2220 if ((err = pci_enable_device(pci)) < 0) 2221 return err; 2222 2223 korg1212 = kcalloc(1, sizeof(*korg1212), GFP_KERNEL); 2224 if (korg1212 == NULL) { 2225 pci_disable_device(pci); 2226 return -ENOMEM; 2227 } 2228 2229 korg1212->card = card; 2230 korg1212->pci = pci; 2231 2232 init_waitqueue_head(&korg1212->wait); 2233 spin_lock_init(&korg1212->lock); 2234 init_MUTEX(&korg1212->open_mutex); 2235 init_timer(&korg1212->timer); 2236 korg1212->timer.function = snd_korg1212_timer_func; 2237 korg1212->timer.data = (unsigned long)korg1212; 2238 2239 korg1212->irq = -1; 2240 korg1212->clkSource = K1212_CLKIDX_Local; 2241 korg1212->clkRate = 44100; 2242 korg1212->inIRQ = 0; 2243 korg1212->running = 0; 2244 korg1212->opencnt = 0; 2245 korg1212->playcnt = 0; 2246 korg1212->setcnt = 0; 2247 korg1212->totalerrorcnt = 0; 2248 korg1212->playback_pid = -1; 2249 korg1212->capture_pid = -1; 2250 snd_korg1212_setCardState(korg1212, K1212_STATE_UNINITIALIZED); 2251 korg1212->idleMonitorOn = 0; 2252 korg1212->clkSrcRate = K1212_CLKIDX_LocalAt44_1K; 2253 korg1212->leftADCInSens = k1212MaxADCSens; 2254 korg1212->rightADCInSens = k1212MaxADCSens; 2255 2256 for (i=0; i<kAudioChannels; i++) 2257 korg1212->volumePhase[i] = 0; 2258 2259 if ((err = pci_request_regions(pci, "korg1212")) < 0) { 2260 kfree(korg1212); 2261 pci_disable_device(pci); 2262 return err; 2263 } 2264 2265 korg1212->iomem = pci_resource_start(korg1212->pci, 0); 2266 korg1212->ioport = pci_resource_start(korg1212->pci, 1); 2267 korg1212->iomem2 = pci_resource_start(korg1212->pci, 2); 2268 2269 iomem_size = pci_resource_len(korg1212->pci, 0); 2270 ioport_size = pci_resource_len(korg1212->pci, 1); 2271 iomem2_size = pci_resource_len(korg1212->pci, 2); 2272 2273 #if K1212_DEBUG_LEVEL > 0 2274 K1212_DEBUG_PRINTK("K1212_DEBUG: resources:\n" 2275 " iomem = 0x%lx (%d)\n" 2276 " ioport = 0x%lx (%d)\n" 2277 " iomem = 0x%lx (%d)\n" 2278 " [%s]\n", 2279 korg1212->iomem, iomem_size, 2280 korg1212->ioport, ioport_size, 2281 korg1212->iomem2, iomem2_size, 2282 stateName[korg1212->cardState]); 2283 #endif 2284 2285 if ((korg1212->iobase = ioremap(korg1212->iomem, iomem_size)) == NULL) { 2286 snd_printk(KERN_ERR "korg1212: unable to remap memory region 0x%lx-0x%lx\n", korg1212->iomem, 2287 korg1212->iomem + iomem_size - 1); 2288 snd_korg1212_free(korg1212); 2289 return -EBUSY; 2290 } 2291 2292 err = request_irq(pci->irq, snd_korg1212_interrupt, 2293 SA_INTERRUPT|SA_SHIRQ, 2294 "korg1212", (void *) korg1212); 2295 2296 if (err) { 2297 snd_printk(KERN_ERR "korg1212: unable to grab IRQ %d\n", pci->irq); 2298 snd_korg1212_free(korg1212); 2299 return -EBUSY; 2300 } 2301 2302 korg1212->irq = pci->irq; 2303 2304 pci_set_master(korg1212->pci); 2305 2306 korg1212->statusRegPtr = (u32 __iomem *) (korg1212->iobase + STATUS_REG_OFFSET); 2307 korg1212->outDoorbellPtr = (u32 __iomem *) (korg1212->iobase + OUT_DOORBELL_OFFSET); 2308 korg1212->inDoorbellPtr = (u32 __iomem *) (korg1212->iobase + IN_DOORBELL_OFFSET); 2309 korg1212->mailbox0Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX0_OFFSET); 2310 korg1212->mailbox1Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX1_OFFSET); 2311 korg1212->mailbox2Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX2_OFFSET); 2312 korg1212->mailbox3Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX3_OFFSET); 2313 korg1212->controlRegPtr = (u32 __iomem *) (korg1212->iobase + PCI_CONTROL_OFFSET); 2314 korg1212->sensRegPtr = (u16 __iomem *) (korg1212->iobase + SENS_CONTROL_OFFSET); 2315 korg1212->idRegPtr = (u32 __iomem *) (korg1212->iobase + DEV_VEND_ID_OFFSET); 2316 2317 #if K1212_DEBUG_LEVEL > 0 2318 K1212_DEBUG_PRINTK("K1212_DEBUG: card registers:\n" 2319 " Status register = 0x%p\n" 2320 " OutDoorbell = 0x%p\n" 2321 " InDoorbell = 0x%p\n" 2322 " Mailbox0 = 0x%p\n" 2323 " Mailbox1 = 0x%p\n" 2324 " Mailbox2 = 0x%p\n" 2325 " Mailbox3 = 0x%p\n" 2326 " ControlReg = 0x%p\n" 2327 " SensReg = 0x%p\n" 2328 " IDReg = 0x%p\n" 2329 " [%s]\n", 2330 korg1212->statusRegPtr, 2331 korg1212->outDoorbellPtr, 2332 korg1212->inDoorbellPtr, 2333 korg1212->mailbox0Ptr, 2334 korg1212->mailbox1Ptr, 2335 korg1212->mailbox2Ptr, 2336 korg1212->mailbox3Ptr, 2337 korg1212->controlRegPtr, 2338 korg1212->sensRegPtr, 2339 korg1212->idRegPtr, 2340 stateName[korg1212->cardState]); 2341 #endif 2342 2343 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 2344 sizeof(KorgSharedBuffer), &korg1212->dma_shared) < 0) { 2345 snd_printk(KERN_ERR "korg1212: can not allocate shared buffer memory (%Zd bytes)\n", sizeof(KorgSharedBuffer)); 2346 snd_korg1212_free(korg1212); 2347 return -ENOMEM; 2348 } 2349 korg1212->sharedBufferPtr = (KorgSharedBuffer *)korg1212->dma_shared.area; 2350 korg1212->sharedBufferPhy = korg1212->dma_shared.addr; 2351 2352 #if K1212_DEBUG_LEVEL > 0 2353 K1212_DEBUG_PRINTK("K1212_DEBUG: Shared Buffer Area = 0x%p (0x%08lx), %d bytes\n", korg1212->sharedBufferPtr, korg1212->sharedBufferPhy, sizeof(KorgSharedBuffer)); 2354 #endif 2355 2356 #ifndef K1212_LARGEALLOC 2357 2358 korg1212->DataBufsSize = sizeof(KorgAudioBuffer) * kNumBuffers; 2359 2360 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 2361 korg1212->DataBufsSize, &korg1212->dma_play) < 0) { 2362 snd_printk(KERN_ERR "korg1212: can not allocate play data buffer memory (%d bytes)\n", korg1212->DataBufsSize); 2363 snd_korg1212_free(korg1212); 2364 return -ENOMEM; 2365 } 2366 korg1212->playDataBufsPtr = (KorgAudioBuffer *)korg1212->dma_play.area; 2367 korg1212->PlayDataPhy = korg1212->dma_play.addr; 2368 2369 #if K1212_DEBUG_LEVEL > 0 2370 K1212_DEBUG_PRINTK("K1212_DEBUG: Play Data Area = 0x%p (0x%08x), %d bytes\n", 2371 korg1212->playDataBufsPtr, korg1212->PlayDataPhy, korg1212->DataBufsSize); 2372 #endif 2373 2374 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 2375 korg1212->DataBufsSize, &korg1212->dma_rec) < 0) { 2376 snd_printk(KERN_ERR "korg1212: can not allocate record data buffer memory (%d bytes)\n", korg1212->DataBufsSize); 2377 snd_korg1212_free(korg1212); 2378 return -ENOMEM; 2379 } 2380 korg1212->recordDataBufsPtr = (KorgAudioBuffer *)korg1212->dma_rec.area; 2381 korg1212->RecDataPhy = korg1212->dma_rec.addr; 2382 2383 #if K1212_DEBUG_LEVEL > 0 2384 K1212_DEBUG_PRINTK("K1212_DEBUG: Record Data Area = 0x%p (0x%08x), %d bytes\n", 2385 korg1212->recordDataBufsPtr, korg1212->RecDataPhy, korg1212->DataBufsSize); 2386 #endif 2387 2388 #else // K1212_LARGEALLOC 2389 2390 korg1212->recordDataBufsPtr = korg1212->sharedBufferPtr->recordDataBufs; 2391 korg1212->playDataBufsPtr = korg1212->sharedBufferPtr->playDataBufs; 2392 korg1212->PlayDataPhy = (u32) &((KorgSharedBuffer *) korg1212->sharedBufferPhy)->playDataBufs; 2393 korg1212->RecDataPhy = (u32) &((KorgSharedBuffer *) korg1212->sharedBufferPhy)->recordDataBufs; 2394 2395 #endif // K1212_LARGEALLOC 2396 2397 korg1212->dspCodeSize = sizeof (dspCode); 2398 2399 korg1212->VolumeTablePhy = korg1212->sharedBufferPhy + 2400 offsetof(KorgSharedBuffer, volumeData); 2401 korg1212->RoutingTablePhy = korg1212->sharedBufferPhy + 2402 offsetof(KorgSharedBuffer, routeData); 2403 korg1212->AdatTimeCodePhy = korg1212->sharedBufferPhy + 2404 offsetof(KorgSharedBuffer, AdatTimeCode); 2405 2406 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 2407 korg1212->dspCodeSize, &korg1212->dma_dsp) < 0) { 2408 snd_printk(KERN_ERR "korg1212: can not allocate dsp code memory (%d bytes)\n", korg1212->dspCodeSize); 2409 snd_korg1212_free(korg1212); 2410 return -ENOMEM; 2411 } 2412 2413 #if K1212_DEBUG_LEVEL > 0 2414 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP Code area = 0x%p (0x%08x) %d bytes [%s]\n", 2415 korg1212->dma_dsp.area, korg1212->dma_dsp.addr, korg1212->dspCodeSize, 2416 stateName[korg1212->cardState]); 2417 #endif 2418 2419 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_RebootCard, 0, 0, 0, 0); 2420 2421 #if K1212_DEBUG_LEVEL > 0 2422 if (rc) K1212_DEBUG_PRINTK("K1212_DEBUG: Reboot Card - RC = %d [%s]\n", rc, stateName[korg1212->cardState]); 2423 #endif 2424 2425 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, korg1212, &ops)) < 0) { 2426 snd_korg1212_free(korg1212); 2427 return err; 2428 } 2429 2430 snd_korg1212_EnableCardInterrupts(korg1212); 2431 2432 mdelay(CARD_BOOT_DELAY_IN_MS); 2433 2434 if (snd_korg1212_downloadDSPCode(korg1212)) 2435 return -EBUSY; 2436 2437 snd_printk(KERN_ERR 2438 "korg1212: dspMemPhy = %08x U[%08x], " 2439 "PlayDataPhy = %08x L[%08x]\n" 2440 "korg1212: RecDataPhy = %08x L[%08x], " 2441 "VolumeTablePhy = %08x L[%08x]\n" 2442 "korg1212: RoutingTablePhy = %08x L[%08x], " 2443 "AdatTimeCodePhy = %08x L[%08x]\n", 2444 (int)korg1212->dma_dsp.addr, UpperWordSwap(korg1212->dma_dsp.addr), 2445 korg1212->PlayDataPhy, LowerWordSwap(korg1212->PlayDataPhy), 2446 korg1212->RecDataPhy, LowerWordSwap(korg1212->RecDataPhy), 2447 korg1212->VolumeTablePhy, LowerWordSwap(korg1212->VolumeTablePhy), 2448 korg1212->RoutingTablePhy, LowerWordSwap(korg1212->RoutingTablePhy), 2449 korg1212->AdatTimeCodePhy, LowerWordSwap(korg1212->AdatTimeCodePhy)); 2450 2451 if ((err = snd_pcm_new(korg1212->card, "korg1212", 0, 1, 1, &korg1212->pcm)) < 0) 2452 return err; 2453 2454 korg1212->pcm->private_data = korg1212; 2455 korg1212->pcm->private_free = snd_korg1212_free_pcm; 2456 strcpy(korg1212->pcm->name, "korg1212"); 2457 2458 snd_pcm_set_ops(korg1212->pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_korg1212_playback_ops); 2459 2460 snd_pcm_set_ops(korg1212->pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_korg1212_capture_ops); 2461 2462 korg1212->pcm->info_flags = SNDRV_PCM_INFO_JOINT_DUPLEX; 2463 2464 //snd_pcm_lib_preallocate_pages_for_all(korg1212->pcm, 2465 // K1212_MAX_BUF_SIZE, K1212_MAX_BUF_SIZE, GFP_KERNEL); 2466 2467 for (i = 0; i < ARRAY_SIZE(snd_korg1212_controls); i++) { 2468 err = snd_ctl_add(korg1212->card, snd_ctl_new1(&snd_korg1212_controls[i], korg1212)); 2469 if (err < 0) 2470 return err; 2471 } 2472 2473 snd_korg1212_proc_init(korg1212); 2474 2475 snd_card_set_dev(card, &pci->dev); 2476 2477 * rchip = korg1212; 2478 return 0; 2479 2480 } 2481 2482 /* 2483 * Card initialisation 2484 */ 2485 2486 static int __devinit 2487 snd_korg1212_probe(struct pci_dev *pci, 2488 const struct pci_device_id *pci_id) 2489 { 2490 static int dev; 2491 korg1212_t *korg1212; 2492 snd_card_t *card; 2493 int err; 2494 2495 if (dev >= SNDRV_CARDS) { 2496 return -ENODEV; 2497 } 2498 if (!enable[dev]) { 2499 dev++; 2500 return -ENOENT; 2501 } 2502 card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0); 2503 if (card == NULL) 2504 return -ENOMEM; 2505 2506 if ((err = snd_korg1212_create(card, pci, &korg1212)) < 0) { 2507 snd_card_free(card); 2508 return err; 2509 } 2510 2511 strcpy(card->driver, "korg1212"); 2512 strcpy(card->shortname, "korg1212"); 2513 sprintf(card->longname, "%s at 0x%lx, irq %d", card->shortname, 2514 korg1212->iomem, korg1212->irq); 2515 2516 #if K1212_DEBUG_LEVEL > 0 2517 K1212_DEBUG_PRINTK("K1212_DEBUG: %s\n", card->longname); 2518 #endif 2519 2520 if ((err = snd_card_register(card)) < 0) { 2521 snd_card_free(card); 2522 return err; 2523 } 2524 pci_set_drvdata(pci, card); 2525 dev++; 2526 return 0; 2527 } 2528 2529 static void __devexit snd_korg1212_remove(struct pci_dev *pci) 2530 { 2531 snd_card_free(pci_get_drvdata(pci)); 2532 pci_set_drvdata(pci, NULL); 2533 } 2534 2535 static struct pci_driver driver = { 2536 .name = "korg1212", 2537 .id_table = snd_korg1212_ids, 2538 .probe = snd_korg1212_probe, 2539 .remove = __devexit_p(snd_korg1212_remove), 2540 }; 2541 2542 static int __init alsa_card_korg1212_init(void) 2543 { 2544 return pci_module_init(&driver); 2545 } 2546 2547 static void __exit alsa_card_korg1212_exit(void) 2548 { 2549 pci_unregister_driver(&driver); 2550 } 2551 2552 module_init(alsa_card_korg1212_init) 2553 module_exit(alsa_card_korg1212_exit) 2554