1 /* 2 * Driver for the Korg 1212 IO PCI card 3 * 4 * Copyright (c) 2001 Haroldo Gamal <gamal@alternex.com.br> 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License, or 9 * (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 19 * 20 */ 21 22 #include <linux/delay.h> 23 #include <linux/init.h> 24 #include <linux/interrupt.h> 25 #include <linux/pci.h> 26 #include <linux/slab.h> 27 #include <linux/wait.h> 28 #include <linux/module.h> 29 #include <linux/mutex.h> 30 #include <linux/firmware.h> 31 #include <linux/io.h> 32 33 #include <sound/core.h> 34 #include <sound/info.h> 35 #include <sound/control.h> 36 #include <sound/pcm.h> 37 #include <sound/pcm_params.h> 38 #include <sound/initval.h> 39 40 // ---------------------------------------------------------------------------- 41 // Debug Stuff 42 // ---------------------------------------------------------------------------- 43 #define K1212_DEBUG_LEVEL 0 44 #if K1212_DEBUG_LEVEL > 0 45 #define K1212_DEBUG_PRINTK(fmt,args...) printk(KERN_DEBUG fmt,##args) 46 #else 47 #define K1212_DEBUG_PRINTK(fmt,...) 48 #endif 49 #if K1212_DEBUG_LEVEL > 1 50 #define K1212_DEBUG_PRINTK_VERBOSE(fmt,args...) printk(KERN_DEBUG fmt,##args) 51 #else 52 #define K1212_DEBUG_PRINTK_VERBOSE(fmt,...) 53 #endif 54 55 // ---------------------------------------------------------------------------- 56 // Record/Play Buffer Allocation Method. If K1212_LARGEALLOC is defined all 57 // buffers are alocated as a large piece inside KorgSharedBuffer. 58 // ---------------------------------------------------------------------------- 59 //#define K1212_LARGEALLOC 1 60 61 // ---------------------------------------------------------------------------- 62 // Valid states of the Korg 1212 I/O card. 63 // ---------------------------------------------------------------------------- 64 enum CardState { 65 K1212_STATE_NONEXISTENT, // there is no card here 66 K1212_STATE_UNINITIALIZED, // the card is awaiting DSP download 67 K1212_STATE_DSP_IN_PROCESS, // the card is currently downloading its DSP code 68 K1212_STATE_DSP_COMPLETE, // the card has finished the DSP download 69 K1212_STATE_READY, // the card can be opened by an application. Any application 70 // requests prior to this state should fail. Only an open 71 // request can be made at this state. 72 K1212_STATE_OPEN, // an application has opened the card 73 K1212_STATE_SETUP, // the card has been setup for play 74 K1212_STATE_PLAYING, // the card is playing 75 K1212_STATE_MONITOR, // the card is in the monitor mode 76 K1212_STATE_CALIBRATING, // the card is currently calibrating 77 K1212_STATE_ERRORSTOP, // the card has stopped itself because of an error and we 78 // are in the process of cleaning things up. 79 K1212_STATE_MAX_STATE // state values of this and beyond are invalid 80 }; 81 82 // ---------------------------------------------------------------------------- 83 // The following enumeration defines the constants written to the card's 84 // host-to-card doorbell to initiate a command. 85 // ---------------------------------------------------------------------------- 86 enum korg1212_dbcnst { 87 K1212_DB_RequestForData = 0, // sent by the card to request a buffer fill. 88 K1212_DB_TriggerPlay = 1, // starts playback/record on the card. 89 K1212_DB_SelectPlayMode = 2, // select monitor, playback setup, or stop. 90 K1212_DB_ConfigureBufferMemory = 3, // tells card where the host audio buffers are. 91 K1212_DB_RequestAdatTimecode = 4, // asks the card for the latest ADAT timecode value. 92 K1212_DB_SetClockSourceRate = 5, // sets the clock source and rate for the card. 93 K1212_DB_ConfigureMiscMemory = 6, // tells card where other buffers are. 94 K1212_DB_TriggerFromAdat = 7, // tells card to trigger from Adat at a specific 95 // timecode value. 96 K1212_DB_DMAERROR = 0x80, // DMA Error - the PCI bus is congestioned. 97 K1212_DB_CARDSTOPPED = 0x81, // Card has stopped by user request. 98 K1212_DB_RebootCard = 0xA0, // instructs the card to reboot. 99 K1212_DB_BootFromDSPPage4 = 0xA4, // instructs the card to boot from the DSP microcode 100 // on page 4 (local page to card). 101 K1212_DB_DSPDownloadDone = 0xAE, // sent by the card to indicate the download has 102 // completed. 103 K1212_DB_StartDSPDownload = 0xAF // tells the card to download its DSP firmware. 104 }; 105 106 107 // ---------------------------------------------------------------------------- 108 // The following enumeration defines return codes 109 // to the Korg 1212 I/O driver. 110 // ---------------------------------------------------------------------------- 111 enum snd_korg1212rc { 112 K1212_CMDRET_Success = 0, // command was successfully placed 113 K1212_CMDRET_DIOCFailure, // the DeviceIoControl call failed 114 K1212_CMDRET_PMFailure, // the protected mode call failed 115 K1212_CMDRET_FailUnspecified, // unspecified failure 116 K1212_CMDRET_FailBadState, // the specified command can not be given in 117 // the card's current state. (or the wave device's 118 // state) 119 K1212_CMDRET_CardUninitialized, // the card is uninitialized and cannot be used 120 K1212_CMDRET_BadIndex, // an out of range card index was specified 121 K1212_CMDRET_BadHandle, // an invalid card handle was specified 122 K1212_CMDRET_NoFillRoutine, // a play request has been made before a fill routine set 123 K1212_CMDRET_FillRoutineInUse, // can't set a new fill routine while one is in use 124 K1212_CMDRET_NoAckFromCard, // the card never acknowledged a command 125 K1212_CMDRET_BadParams, // bad parameters were provided by the caller 126 127 K1212_CMDRET_BadDevice, // the specified wave device was out of range 128 K1212_CMDRET_BadFormat // the specified wave format is unsupported 129 }; 130 131 // ---------------------------------------------------------------------------- 132 // The following enumeration defines the constants used to select the play 133 // mode for the card in the SelectPlayMode command. 134 // ---------------------------------------------------------------------------- 135 enum PlayModeSelector { 136 K1212_MODE_SetupPlay = 0x00000001, // provides card with pre-play information 137 K1212_MODE_MonitorOn = 0x00000002, // tells card to turn on monitor mode 138 K1212_MODE_MonitorOff = 0x00000004, // tells card to turn off monitor mode 139 K1212_MODE_StopPlay = 0x00000008 // stops playback on the card 140 }; 141 142 // ---------------------------------------------------------------------------- 143 // The following enumeration defines the constants used to select the monitor 144 // mode for the card in the SetMonitorMode command. 145 // ---------------------------------------------------------------------------- 146 enum MonitorModeSelector { 147 K1212_MONMODE_Off = 0, // tells card to turn off monitor mode 148 K1212_MONMODE_On // tells card to turn on monitor mode 149 }; 150 151 #define MAILBOX0_OFFSET 0x40 // location of mailbox 0 relative to base address 152 #define MAILBOX1_OFFSET 0x44 // location of mailbox 1 relative to base address 153 #define MAILBOX2_OFFSET 0x48 // location of mailbox 2 relative to base address 154 #define MAILBOX3_OFFSET 0x4c // location of mailbox 3 relative to base address 155 #define OUT_DOORBELL_OFFSET 0x60 // location of PCI to local doorbell 156 #define IN_DOORBELL_OFFSET 0x64 // location of local to PCI doorbell 157 #define STATUS_REG_OFFSET 0x68 // location of interrupt control/status register 158 #define PCI_CONTROL_OFFSET 0x6c // location of the EEPROM, PCI, User I/O, init control 159 // register 160 #define SENS_CONTROL_OFFSET 0x6e // location of the input sensitivity setting register. 161 // this is the upper word of the PCI control reg. 162 #define DEV_VEND_ID_OFFSET 0x70 // location of the device and vendor ID register 163 164 #define MAX_COMMAND_RETRIES 5 // maximum number of times the driver will attempt 165 // to send a command before giving up. 166 #define COMMAND_ACK_MASK 0x8000 // the MSB is set in the command acknowledgment from 167 // the card. 168 #define DOORBELL_VAL_MASK 0x00FF // the doorbell value is one byte 169 170 #define CARD_BOOT_DELAY_IN_MS 10 171 #define CARD_BOOT_TIMEOUT 10 172 #define DSP_BOOT_DELAY_IN_MS 200 173 174 #define kNumBuffers 8 175 #define k1212MaxCards 4 176 #define k1212NumWaveDevices 6 177 #define k16BitChannels 10 178 #define k32BitChannels 2 179 #define kAudioChannels (k16BitChannels + k32BitChannels) 180 #define kPlayBufferFrames 1024 181 182 #define K1212_ANALOG_CHANNELS 2 183 #define K1212_SPDIF_CHANNELS 2 184 #define K1212_ADAT_CHANNELS 8 185 #define K1212_CHANNELS (K1212_ADAT_CHANNELS + K1212_ANALOG_CHANNELS) 186 #define K1212_MIN_CHANNELS 1 187 #define K1212_MAX_CHANNELS K1212_CHANNELS 188 #define K1212_FRAME_SIZE (sizeof(struct KorgAudioFrame)) 189 #define K1212_MAX_SAMPLES (kPlayBufferFrames*kNumBuffers) 190 #define K1212_PERIODS (kNumBuffers) 191 #define K1212_PERIOD_BYTES (K1212_FRAME_SIZE*kPlayBufferFrames) 192 #define K1212_BUF_SIZE (K1212_PERIOD_BYTES*kNumBuffers) 193 #define K1212_ANALOG_BUF_SIZE (K1212_ANALOG_CHANNELS * 2 * kPlayBufferFrames * kNumBuffers) 194 #define K1212_SPDIF_BUF_SIZE (K1212_SPDIF_CHANNELS * 3 * kPlayBufferFrames * kNumBuffers) 195 #define K1212_ADAT_BUF_SIZE (K1212_ADAT_CHANNELS * 2 * kPlayBufferFrames * kNumBuffers) 196 #define K1212_MAX_BUF_SIZE (K1212_ANALOG_BUF_SIZE + K1212_ADAT_BUF_SIZE) 197 198 #define k1212MinADCSens 0x00 199 #define k1212MaxADCSens 0x7f 200 #define k1212MaxVolume 0x7fff 201 #define k1212MaxWaveVolume 0xffff 202 #define k1212MinVolume 0x0000 203 #define k1212MaxVolInverted 0x8000 204 205 // ----------------------------------------------------------------- 206 // the following bits are used for controlling interrupts in the 207 // interrupt control/status reg 208 // ----------------------------------------------------------------- 209 #define PCI_INT_ENABLE_BIT 0x00000100 210 #define PCI_DOORBELL_INT_ENABLE_BIT 0x00000200 211 #define LOCAL_INT_ENABLE_BIT 0x00010000 212 #define LOCAL_DOORBELL_INT_ENABLE_BIT 0x00020000 213 #define LOCAL_DMA1_INT_ENABLE_BIT 0x00080000 214 215 // ----------------------------------------------------------------- 216 // the following bits are defined for the PCI command register 217 // ----------------------------------------------------------------- 218 #define PCI_CMD_MEM_SPACE_ENABLE_BIT 0x0002 219 #define PCI_CMD_IO_SPACE_ENABLE_BIT 0x0001 220 #define PCI_CMD_BUS_MASTER_ENABLE_BIT 0x0004 221 222 // ----------------------------------------------------------------- 223 // the following bits are defined for the PCI status register 224 // ----------------------------------------------------------------- 225 #define PCI_STAT_PARITY_ERROR_BIT 0x8000 226 #define PCI_STAT_SYSTEM_ERROR_BIT 0x4000 227 #define PCI_STAT_MASTER_ABORT_RCVD_BIT 0x2000 228 #define PCI_STAT_TARGET_ABORT_RCVD_BIT 0x1000 229 #define PCI_STAT_TARGET_ABORT_SENT_BIT 0x0800 230 231 // ------------------------------------------------------------------------ 232 // the following constants are used in setting the 1212 I/O card's input 233 // sensitivity. 234 // ------------------------------------------------------------------------ 235 #define SET_SENS_LOCALINIT_BITPOS 15 236 #define SET_SENS_DATA_BITPOS 10 237 #define SET_SENS_CLOCK_BITPOS 8 238 #define SET_SENS_LOADSHIFT_BITPOS 0 239 240 #define SET_SENS_LEFTCHANID 0x00 241 #define SET_SENS_RIGHTCHANID 0x01 242 243 #define K1212SENSUPDATE_DELAY_IN_MS 50 244 245 // -------------------------------------------------------------------------- 246 // WaitRTCTicks 247 // 248 // This function waits the specified number of real time clock ticks. 249 // According to the DDK, each tick is ~0.8 microseconds. 250 // The defines following the function declaration can be used for the 251 // numTicksToWait parameter. 252 // -------------------------------------------------------------------------- 253 #define ONE_RTC_TICK 1 254 #define SENSCLKPULSE_WIDTH 4 255 #define LOADSHIFT_DELAY 4 256 #define INTERCOMMAND_DELAY 40 257 #define STOPCARD_DELAY 300 // max # RTC ticks for the card to stop once we write 258 // the command register. (could be up to 180 us) 259 #define COMMAND_ACK_DELAY 13 // number of RTC ticks to wait for an acknowledgement 260 // from the card after sending a command. 261 262 enum ClockSourceIndex { 263 K1212_CLKIDX_AdatAt44_1K = 0, // selects source as ADAT at 44.1 kHz 264 K1212_CLKIDX_AdatAt48K, // selects source as ADAT at 48 kHz 265 K1212_CLKIDX_WordAt44_1K, // selects source as S/PDIF at 44.1 kHz 266 K1212_CLKIDX_WordAt48K, // selects source as S/PDIF at 48 kHz 267 K1212_CLKIDX_LocalAt44_1K, // selects source as local clock at 44.1 kHz 268 K1212_CLKIDX_LocalAt48K, // selects source as local clock at 48 kHz 269 K1212_CLKIDX_Invalid // used to check validity of the index 270 }; 271 272 enum ClockSourceType { 273 K1212_CLKIDX_Adat = 0, // selects source as ADAT 274 K1212_CLKIDX_Word, // selects source as S/PDIF 275 K1212_CLKIDX_Local // selects source as local clock 276 }; 277 278 struct KorgAudioFrame { 279 u16 frameData16[k16BitChannels]; /* channels 0-9 use 16 bit samples */ 280 u32 frameData32[k32BitChannels]; /* channels 10-11 use 32 bits - only 20 are sent across S/PDIF */ 281 u32 timeCodeVal; /* holds the ADAT timecode value */ 282 }; 283 284 struct KorgAudioBuffer { 285 struct KorgAudioFrame bufferData[kPlayBufferFrames]; /* buffer definition */ 286 }; 287 288 struct KorgSharedBuffer { 289 #ifdef K1212_LARGEALLOC 290 struct KorgAudioBuffer playDataBufs[kNumBuffers]; 291 struct KorgAudioBuffer recordDataBufs[kNumBuffers]; 292 #endif 293 short volumeData[kAudioChannels]; 294 u32 cardCommand; 295 u16 routeData [kAudioChannels]; 296 u32 AdatTimeCode; // ADAT timecode value 297 }; 298 299 struct SensBits { 300 union { 301 struct { 302 unsigned int leftChanVal:8; 303 unsigned int leftChanId:8; 304 } v; 305 u16 leftSensBits; 306 } l; 307 union { 308 struct { 309 unsigned int rightChanVal:8; 310 unsigned int rightChanId:8; 311 } v; 312 u16 rightSensBits; 313 } r; 314 }; 315 316 struct snd_korg1212 { 317 struct snd_card *card; 318 struct pci_dev *pci; 319 struct snd_pcm *pcm; 320 int irq; 321 322 spinlock_t lock; 323 struct mutex open_mutex; 324 325 struct timer_list timer; /* timer callback for checking ack of stop request */ 326 int stop_pending_cnt; /* counter for stop pending check */ 327 328 wait_queue_head_t wait; 329 330 unsigned long iomem; 331 unsigned long ioport; 332 unsigned long iomem2; 333 unsigned long irqcount; 334 unsigned long inIRQ; 335 void __iomem *iobase; 336 337 struct snd_dma_buffer dma_dsp; 338 struct snd_dma_buffer dma_play; 339 struct snd_dma_buffer dma_rec; 340 struct snd_dma_buffer dma_shared; 341 342 u32 DataBufsSize; 343 344 struct KorgAudioBuffer * playDataBufsPtr; 345 struct KorgAudioBuffer * recordDataBufsPtr; 346 347 struct KorgSharedBuffer * sharedBufferPtr; 348 349 u32 RecDataPhy; 350 u32 PlayDataPhy; 351 unsigned long sharedBufferPhy; 352 u32 VolumeTablePhy; 353 u32 RoutingTablePhy; 354 u32 AdatTimeCodePhy; 355 356 u32 __iomem * statusRegPtr; // address of the interrupt status/control register 357 u32 __iomem * outDoorbellPtr; // address of the host->card doorbell register 358 u32 __iomem * inDoorbellPtr; // address of the card->host doorbell register 359 u32 __iomem * mailbox0Ptr; // address of mailbox 0 on the card 360 u32 __iomem * mailbox1Ptr; // address of mailbox 1 on the card 361 u32 __iomem * mailbox2Ptr; // address of mailbox 2 on the card 362 u32 __iomem * mailbox3Ptr; // address of mailbox 3 on the card 363 u32 __iomem * controlRegPtr; // address of the EEPROM, PCI, I/O, Init ctrl reg 364 u16 __iomem * sensRegPtr; // address of the sensitivity setting register 365 u32 __iomem * idRegPtr; // address of the device and vendor ID registers 366 367 size_t periodsize; 368 int channels; 369 int currentBuffer; 370 371 struct snd_pcm_substream *playback_substream; 372 struct snd_pcm_substream *capture_substream; 373 374 pid_t capture_pid; 375 pid_t playback_pid; 376 377 enum CardState cardState; 378 int running; 379 int idleMonitorOn; // indicates whether the card is in idle monitor mode. 380 u32 cmdRetryCount; // tracks how many times we have retried sending to the card. 381 382 enum ClockSourceIndex clkSrcRate; // sample rate and clock source 383 384 enum ClockSourceType clkSource; // clock source 385 int clkRate; // clock rate 386 387 int volumePhase[kAudioChannels]; 388 389 u16 leftADCInSens; // ADC left channel input sensitivity 390 u16 rightADCInSens; // ADC right channel input sensitivity 391 392 int opencnt; // Open/Close count 393 int setcnt; // SetupForPlay count 394 int playcnt; // TriggerPlay count 395 int errorcnt; // Error Count 396 unsigned long totalerrorcnt; // Total Error Count 397 398 int dsp_is_loaded; 399 int dsp_stop_is_processed; 400 401 }; 402 403 MODULE_DESCRIPTION("korg1212"); 404 MODULE_LICENSE("GPL"); 405 MODULE_SUPPORTED_DEVICE("{{KORG,korg1212}}"); 406 MODULE_FIRMWARE("korg/k1212.dsp"); 407 408 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ 409 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ 410 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */ 411 412 module_param_array(index, int, NULL, 0444); 413 MODULE_PARM_DESC(index, "Index value for Korg 1212 soundcard."); 414 module_param_array(id, charp, NULL, 0444); 415 MODULE_PARM_DESC(id, "ID string for Korg 1212 soundcard."); 416 module_param_array(enable, bool, NULL, 0444); 417 MODULE_PARM_DESC(enable, "Enable Korg 1212 soundcard."); 418 MODULE_AUTHOR("Haroldo Gamal <gamal@alternex.com.br>"); 419 420 static const struct pci_device_id snd_korg1212_ids[] = { 421 { 422 .vendor = 0x10b5, 423 .device = 0x906d, 424 .subvendor = PCI_ANY_ID, 425 .subdevice = PCI_ANY_ID, 426 }, 427 { 0, }, 428 }; 429 430 MODULE_DEVICE_TABLE(pci, snd_korg1212_ids); 431 432 static char *stateName[] = { 433 "Non-existent", 434 "Uninitialized", 435 "DSP download in process", 436 "DSP download complete", 437 "Ready", 438 "Open", 439 "Setup for play", 440 "Playing", 441 "Monitor mode on", 442 "Calibrating", 443 "Invalid" 444 }; 445 446 static const char * const clockSourceTypeName[] = { "ADAT", "S/PDIF", "local" }; 447 448 static const char * const clockSourceName[] = { 449 "ADAT at 44.1 kHz", 450 "ADAT at 48 kHz", 451 "S/PDIF at 44.1 kHz", 452 "S/PDIF at 48 kHz", 453 "local clock at 44.1 kHz", 454 "local clock at 48 kHz" 455 }; 456 457 static const char * const channelName[] = { 458 "ADAT-1", 459 "ADAT-2", 460 "ADAT-3", 461 "ADAT-4", 462 "ADAT-5", 463 "ADAT-6", 464 "ADAT-7", 465 "ADAT-8", 466 "Analog-L", 467 "Analog-R", 468 "SPDIF-L", 469 "SPDIF-R", 470 }; 471 472 static u16 ClockSourceSelector[] = { 473 0x8000, // selects source as ADAT at 44.1 kHz 474 0x0000, // selects source as ADAT at 48 kHz 475 0x8001, // selects source as S/PDIF at 44.1 kHz 476 0x0001, // selects source as S/PDIF at 48 kHz 477 0x8002, // selects source as local clock at 44.1 kHz 478 0x0002 // selects source as local clock at 48 kHz 479 }; 480 481 union swap_u32 { unsigned char c[4]; u32 i; }; 482 483 #ifdef SNDRV_BIG_ENDIAN 484 static u32 LowerWordSwap(u32 swappee) 485 #else 486 static u32 UpperWordSwap(u32 swappee) 487 #endif 488 { 489 union swap_u32 retVal, swapper; 490 491 swapper.i = swappee; 492 retVal.c[2] = swapper.c[3]; 493 retVal.c[3] = swapper.c[2]; 494 retVal.c[1] = swapper.c[1]; 495 retVal.c[0] = swapper.c[0]; 496 497 return retVal.i; 498 } 499 500 #ifdef SNDRV_BIG_ENDIAN 501 static u32 UpperWordSwap(u32 swappee) 502 #else 503 static u32 LowerWordSwap(u32 swappee) 504 #endif 505 { 506 union swap_u32 retVal, swapper; 507 508 swapper.i = swappee; 509 retVal.c[2] = swapper.c[2]; 510 retVal.c[3] = swapper.c[3]; 511 retVal.c[1] = swapper.c[0]; 512 retVal.c[0] = swapper.c[1]; 513 514 return retVal.i; 515 } 516 517 #define SetBitInWord(theWord,bitPosition) (*theWord) |= (0x0001 << bitPosition) 518 #define SetBitInDWord(theWord,bitPosition) (*theWord) |= (0x00000001 << bitPosition) 519 #define ClearBitInWord(theWord,bitPosition) (*theWord) &= ~(0x0001 << bitPosition) 520 #define ClearBitInDWord(theWord,bitPosition) (*theWord) &= ~(0x00000001 << bitPosition) 521 522 static int snd_korg1212_Send1212Command(struct snd_korg1212 *korg1212, 523 enum korg1212_dbcnst doorbellVal, 524 u32 mailBox0Val, u32 mailBox1Val, 525 u32 mailBox2Val, u32 mailBox3Val) 526 { 527 u32 retryCount; 528 u16 mailBox3Lo; 529 int rc = K1212_CMDRET_Success; 530 531 if (!korg1212->outDoorbellPtr) { 532 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: CardUninitialized\n"); 533 return K1212_CMDRET_CardUninitialized; 534 } 535 536 K1212_DEBUG_PRINTK("K1212_DEBUG: Card <- 0x%08x 0x%08x [%s]\n", 537 doorbellVal, mailBox0Val, stateName[korg1212->cardState]); 538 for (retryCount = 0; retryCount < MAX_COMMAND_RETRIES; retryCount++) { 539 writel(mailBox3Val, korg1212->mailbox3Ptr); 540 writel(mailBox2Val, korg1212->mailbox2Ptr); 541 writel(mailBox1Val, korg1212->mailbox1Ptr); 542 writel(mailBox0Val, korg1212->mailbox0Ptr); 543 writel(doorbellVal, korg1212->outDoorbellPtr); // interrupt the card 544 545 // -------------------------------------------------------------- 546 // the reboot command will not give an acknowledgement. 547 // -------------------------------------------------------------- 548 if ( doorbellVal == K1212_DB_RebootCard || 549 doorbellVal == K1212_DB_BootFromDSPPage4 || 550 doorbellVal == K1212_DB_StartDSPDownload ) { 551 rc = K1212_CMDRET_Success; 552 break; 553 } 554 555 // -------------------------------------------------------------- 556 // See if the card acknowledged the command. Wait a bit, then 557 // read in the low word of mailbox3. If the MSB is set and the 558 // low byte is equal to the doorbell value, then it ack'd. 559 // -------------------------------------------------------------- 560 udelay(COMMAND_ACK_DELAY); 561 mailBox3Lo = readl(korg1212->mailbox3Ptr); 562 if (mailBox3Lo & COMMAND_ACK_MASK) { 563 if ((mailBox3Lo & DOORBELL_VAL_MASK) == (doorbellVal & DOORBELL_VAL_MASK)) { 564 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: Card <- Success\n"); 565 rc = K1212_CMDRET_Success; 566 break; 567 } 568 } 569 } 570 korg1212->cmdRetryCount += retryCount; 571 572 if (retryCount >= MAX_COMMAND_RETRIES) { 573 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: Card <- NoAckFromCard\n"); 574 rc = K1212_CMDRET_NoAckFromCard; 575 } 576 577 return rc; 578 } 579 580 /* spinlock already held */ 581 static void snd_korg1212_SendStop(struct snd_korg1212 *korg1212) 582 { 583 if (! korg1212->stop_pending_cnt) { 584 korg1212->sharedBufferPtr->cardCommand = 0xffffffff; 585 /* program the timer */ 586 korg1212->stop_pending_cnt = HZ; 587 mod_timer(&korg1212->timer, jiffies + 1); 588 } 589 } 590 591 static void snd_korg1212_SendStopAndWait(struct snd_korg1212 *korg1212) 592 { 593 unsigned long flags; 594 spin_lock_irqsave(&korg1212->lock, flags); 595 korg1212->dsp_stop_is_processed = 0; 596 snd_korg1212_SendStop(korg1212); 597 spin_unlock_irqrestore(&korg1212->lock, flags); 598 wait_event_timeout(korg1212->wait, korg1212->dsp_stop_is_processed, (HZ * 3) / 2); 599 } 600 601 /* timer callback for checking the ack of stop request */ 602 static void snd_korg1212_timer_func(unsigned long data) 603 { 604 struct snd_korg1212 *korg1212 = (struct snd_korg1212 *) data; 605 unsigned long flags; 606 607 spin_lock_irqsave(&korg1212->lock, flags); 608 if (korg1212->sharedBufferPtr->cardCommand == 0) { 609 /* ack'ed */ 610 korg1212->stop_pending_cnt = 0; 611 korg1212->dsp_stop_is_processed = 1; 612 wake_up(&korg1212->wait); 613 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: Stop ack'ed [%s]\n", 614 stateName[korg1212->cardState]); 615 } else { 616 if (--korg1212->stop_pending_cnt > 0) { 617 /* reprogram timer */ 618 mod_timer(&korg1212->timer, jiffies + 1); 619 } else { 620 snd_printd("korg1212_timer_func timeout\n"); 621 korg1212->sharedBufferPtr->cardCommand = 0; 622 korg1212->dsp_stop_is_processed = 1; 623 wake_up(&korg1212->wait); 624 K1212_DEBUG_PRINTK("K1212_DEBUG: Stop timeout [%s]\n", 625 stateName[korg1212->cardState]); 626 } 627 } 628 spin_unlock_irqrestore(&korg1212->lock, flags); 629 } 630 631 static int snd_korg1212_TurnOnIdleMonitor(struct snd_korg1212 *korg1212) 632 { 633 unsigned long flags; 634 int rc; 635 636 udelay(INTERCOMMAND_DELAY); 637 spin_lock_irqsave(&korg1212->lock, flags); 638 korg1212->idleMonitorOn = 1; 639 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 640 K1212_MODE_MonitorOn, 0, 0, 0); 641 spin_unlock_irqrestore(&korg1212->lock, flags); 642 return rc; 643 } 644 645 static void snd_korg1212_TurnOffIdleMonitor(struct snd_korg1212 *korg1212) 646 { 647 if (korg1212->idleMonitorOn) { 648 snd_korg1212_SendStopAndWait(korg1212); 649 korg1212->idleMonitorOn = 0; 650 } 651 } 652 653 static inline void snd_korg1212_setCardState(struct snd_korg1212 * korg1212, enum CardState csState) 654 { 655 korg1212->cardState = csState; 656 } 657 658 static int snd_korg1212_OpenCard(struct snd_korg1212 * korg1212) 659 { 660 K1212_DEBUG_PRINTK("K1212_DEBUG: OpenCard [%s] %d\n", 661 stateName[korg1212->cardState], korg1212->opencnt); 662 mutex_lock(&korg1212->open_mutex); 663 if (korg1212->opencnt++ == 0) { 664 snd_korg1212_TurnOffIdleMonitor(korg1212); 665 snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN); 666 } 667 668 mutex_unlock(&korg1212->open_mutex); 669 return 1; 670 } 671 672 static int snd_korg1212_CloseCard(struct snd_korg1212 * korg1212) 673 { 674 K1212_DEBUG_PRINTK("K1212_DEBUG: CloseCard [%s] %d\n", 675 stateName[korg1212->cardState], korg1212->opencnt); 676 677 mutex_lock(&korg1212->open_mutex); 678 if (--(korg1212->opencnt)) { 679 mutex_unlock(&korg1212->open_mutex); 680 return 0; 681 } 682 683 if (korg1212->cardState == K1212_STATE_SETUP) { 684 int rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 685 K1212_MODE_StopPlay, 0, 0, 0); 686 if (rc) 687 K1212_DEBUG_PRINTK("K1212_DEBUG: CloseCard - RC = %d [%s]\n", 688 rc, stateName[korg1212->cardState]); 689 if (rc != K1212_CMDRET_Success) { 690 mutex_unlock(&korg1212->open_mutex); 691 return 0; 692 } 693 } else if (korg1212->cardState > K1212_STATE_SETUP) { 694 snd_korg1212_SendStopAndWait(korg1212); 695 } 696 697 if (korg1212->cardState > K1212_STATE_READY) { 698 snd_korg1212_TurnOnIdleMonitor(korg1212); 699 snd_korg1212_setCardState(korg1212, K1212_STATE_READY); 700 } 701 702 mutex_unlock(&korg1212->open_mutex); 703 return 0; 704 } 705 706 /* spinlock already held */ 707 static int snd_korg1212_SetupForPlay(struct snd_korg1212 * korg1212) 708 { 709 int rc; 710 711 K1212_DEBUG_PRINTK("K1212_DEBUG: SetupForPlay [%s] %d\n", 712 stateName[korg1212->cardState], korg1212->setcnt); 713 714 if (korg1212->setcnt++) 715 return 0; 716 717 snd_korg1212_setCardState(korg1212, K1212_STATE_SETUP); 718 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 719 K1212_MODE_SetupPlay, 0, 0, 0); 720 if (rc) 721 K1212_DEBUG_PRINTK("K1212_DEBUG: SetupForPlay - RC = %d [%s]\n", 722 rc, stateName[korg1212->cardState]); 723 if (rc != K1212_CMDRET_Success) { 724 return 1; 725 } 726 return 0; 727 } 728 729 /* spinlock already held */ 730 static int snd_korg1212_TriggerPlay(struct snd_korg1212 * korg1212) 731 { 732 int rc; 733 734 K1212_DEBUG_PRINTK("K1212_DEBUG: TriggerPlay [%s] %d\n", 735 stateName[korg1212->cardState], korg1212->playcnt); 736 737 if (korg1212->playcnt++) 738 return 0; 739 740 snd_korg1212_setCardState(korg1212, K1212_STATE_PLAYING); 741 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_TriggerPlay, 0, 0, 0, 0); 742 if (rc) 743 K1212_DEBUG_PRINTK("K1212_DEBUG: TriggerPlay - RC = %d [%s]\n", 744 rc, stateName[korg1212->cardState]); 745 if (rc != K1212_CMDRET_Success) { 746 return 1; 747 } 748 return 0; 749 } 750 751 /* spinlock already held */ 752 static int snd_korg1212_StopPlay(struct snd_korg1212 * korg1212) 753 { 754 K1212_DEBUG_PRINTK("K1212_DEBUG: StopPlay [%s] %d\n", 755 stateName[korg1212->cardState], korg1212->playcnt); 756 757 if (--(korg1212->playcnt)) 758 return 0; 759 760 korg1212->setcnt = 0; 761 762 if (korg1212->cardState != K1212_STATE_ERRORSTOP) 763 snd_korg1212_SendStop(korg1212); 764 765 snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN); 766 return 0; 767 } 768 769 static void snd_korg1212_EnableCardInterrupts(struct snd_korg1212 * korg1212) 770 { 771 writel(PCI_INT_ENABLE_BIT | 772 PCI_DOORBELL_INT_ENABLE_BIT | 773 LOCAL_INT_ENABLE_BIT | 774 LOCAL_DOORBELL_INT_ENABLE_BIT | 775 LOCAL_DMA1_INT_ENABLE_BIT, 776 korg1212->statusRegPtr); 777 } 778 779 #if 0 /* not used */ 780 781 static int snd_korg1212_SetMonitorMode(struct snd_korg1212 *korg1212, 782 enum MonitorModeSelector mode) 783 { 784 K1212_DEBUG_PRINTK("K1212_DEBUG: SetMonitorMode [%s]\n", 785 stateName[korg1212->cardState]); 786 787 switch (mode) { 788 case K1212_MONMODE_Off: 789 if (korg1212->cardState != K1212_STATE_MONITOR) 790 return 0; 791 else { 792 snd_korg1212_SendStopAndWait(korg1212); 793 snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN); 794 } 795 break; 796 797 case K1212_MONMODE_On: 798 if (korg1212->cardState != K1212_STATE_OPEN) 799 return 0; 800 else { 801 int rc; 802 snd_korg1212_setCardState(korg1212, K1212_STATE_MONITOR); 803 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 804 K1212_MODE_MonitorOn, 0, 0, 0); 805 if (rc != K1212_CMDRET_Success) 806 return 0; 807 } 808 break; 809 810 default: 811 return 0; 812 } 813 814 return 1; 815 } 816 817 #endif /* not used */ 818 819 static inline int snd_korg1212_use_is_exclusive(struct snd_korg1212 *korg1212) 820 { 821 if (korg1212->playback_pid != korg1212->capture_pid && 822 korg1212->playback_pid >= 0 && korg1212->capture_pid >= 0) 823 return 0; 824 825 return 1; 826 } 827 828 static int snd_korg1212_SetRate(struct snd_korg1212 *korg1212, int rate) 829 { 830 static enum ClockSourceIndex s44[] = { 831 K1212_CLKIDX_AdatAt44_1K, 832 K1212_CLKIDX_WordAt44_1K, 833 K1212_CLKIDX_LocalAt44_1K 834 }; 835 static enum ClockSourceIndex s48[] = { 836 K1212_CLKIDX_AdatAt48K, 837 K1212_CLKIDX_WordAt48K, 838 K1212_CLKIDX_LocalAt48K 839 }; 840 int parm, rc; 841 842 if (!snd_korg1212_use_is_exclusive (korg1212)) 843 return -EBUSY; 844 845 switch (rate) { 846 case 44100: 847 parm = s44[korg1212->clkSource]; 848 break; 849 850 case 48000: 851 parm = s48[korg1212->clkSource]; 852 break; 853 854 default: 855 return -EINVAL; 856 } 857 858 korg1212->clkSrcRate = parm; 859 korg1212->clkRate = rate; 860 861 udelay(INTERCOMMAND_DELAY); 862 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SetClockSourceRate, 863 ClockSourceSelector[korg1212->clkSrcRate], 864 0, 0, 0); 865 if (rc) 866 K1212_DEBUG_PRINTK("K1212_DEBUG: Set Clock Source Selector - RC = %d [%s]\n", 867 rc, stateName[korg1212->cardState]); 868 869 return 0; 870 } 871 872 static int snd_korg1212_SetClockSource(struct snd_korg1212 *korg1212, int source) 873 { 874 875 if (source < 0 || source > 2) 876 return -EINVAL; 877 878 korg1212->clkSource = source; 879 880 snd_korg1212_SetRate(korg1212, korg1212->clkRate); 881 882 return 0; 883 } 884 885 static void snd_korg1212_DisableCardInterrupts(struct snd_korg1212 *korg1212) 886 { 887 writel(0, korg1212->statusRegPtr); 888 } 889 890 static int snd_korg1212_WriteADCSensitivity(struct snd_korg1212 *korg1212) 891 { 892 struct SensBits sensVals; 893 int bitPosition; 894 int channel; 895 int clkIs48K; 896 int monModeSet; 897 u16 controlValue; // this keeps the current value to be written to 898 // the card's eeprom control register. 899 u16 count; 900 unsigned long flags; 901 902 K1212_DEBUG_PRINTK("K1212_DEBUG: WriteADCSensivity [%s]\n", 903 stateName[korg1212->cardState]); 904 905 // ---------------------------------------------------------------------------- 906 // initialize things. The local init bit is always set when writing to the 907 // card's control register. 908 // ---------------------------------------------------------------------------- 909 controlValue = 0; 910 SetBitInWord(&controlValue, SET_SENS_LOCALINIT_BITPOS); // init the control value 911 912 // ---------------------------------------------------------------------------- 913 // make sure the card is not in monitor mode when we do this update. 914 // ---------------------------------------------------------------------------- 915 if (korg1212->cardState == K1212_STATE_MONITOR || korg1212->idleMonitorOn) { 916 monModeSet = 1; 917 snd_korg1212_SendStopAndWait(korg1212); 918 } else 919 monModeSet = 0; 920 921 spin_lock_irqsave(&korg1212->lock, flags); 922 923 // ---------------------------------------------------------------------------- 924 // we are about to send new values to the card, so clear the new values queued 925 // flag. Also, clear out mailbox 3, so we don't lockup. 926 // ---------------------------------------------------------------------------- 927 writel(0, korg1212->mailbox3Ptr); 928 udelay(LOADSHIFT_DELAY); 929 930 // ---------------------------------------------------------------------------- 931 // determine whether we are running a 48K or 44.1K clock. This info is used 932 // later when setting the SPDIF FF after the volume has been shifted in. 933 // ---------------------------------------------------------------------------- 934 switch (korg1212->clkSrcRate) { 935 case K1212_CLKIDX_AdatAt44_1K: 936 case K1212_CLKIDX_WordAt44_1K: 937 case K1212_CLKIDX_LocalAt44_1K: 938 clkIs48K = 0; 939 break; 940 941 case K1212_CLKIDX_WordAt48K: 942 case K1212_CLKIDX_AdatAt48K: 943 case K1212_CLKIDX_LocalAt48K: 944 default: 945 clkIs48K = 1; 946 break; 947 } 948 949 // ---------------------------------------------------------------------------- 950 // start the update. Setup the bit structure and then shift the bits. 951 // ---------------------------------------------------------------------------- 952 sensVals.l.v.leftChanId = SET_SENS_LEFTCHANID; 953 sensVals.r.v.rightChanId = SET_SENS_RIGHTCHANID; 954 sensVals.l.v.leftChanVal = korg1212->leftADCInSens; 955 sensVals.r.v.rightChanVal = korg1212->rightADCInSens; 956 957 // ---------------------------------------------------------------------------- 958 // now start shifting the bits in. Start with the left channel then the right. 959 // ---------------------------------------------------------------------------- 960 for (channel = 0; channel < 2; channel++) { 961 962 // ---------------------------------------------------------------------------- 963 // Bring the load/shift line low, then wait - the spec says >150ns from load/ 964 // shift low to the first rising edge of the clock. 965 // ---------------------------------------------------------------------------- 966 ClearBitInWord(&controlValue, SET_SENS_LOADSHIFT_BITPOS); 967 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); 968 writew(controlValue, korg1212->sensRegPtr); // load/shift goes low 969 udelay(LOADSHIFT_DELAY); 970 971 for (bitPosition = 15; bitPosition >= 0; bitPosition--) { // for all the bits 972 if (channel == 0) { 973 if (sensVals.l.leftSensBits & (0x0001 << bitPosition)) 974 SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set high 975 else 976 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set low 977 } else { 978 if (sensVals.r.rightSensBits & (0x0001 << bitPosition)) 979 SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set high 980 else 981 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set low 982 } 983 984 ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 985 writew(controlValue, korg1212->sensRegPtr); // clock goes low 986 udelay(SENSCLKPULSE_WIDTH); 987 SetBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 988 writew(controlValue, korg1212->sensRegPtr); // clock goes high 989 udelay(SENSCLKPULSE_WIDTH); 990 } 991 992 // ---------------------------------------------------------------------------- 993 // finish up SPDIF for left. Bring the load/shift line high, then write a one 994 // bit if the clock rate is 48K otherwise write 0. 995 // ---------------------------------------------------------------------------- 996 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); 997 ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 998 SetBitInWord(&controlValue, SET_SENS_LOADSHIFT_BITPOS); 999 writew(controlValue, korg1212->sensRegPtr); // load shift goes high - clk low 1000 udelay(SENSCLKPULSE_WIDTH); 1001 1002 if (clkIs48K) 1003 SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS); 1004 1005 writew(controlValue, korg1212->sensRegPtr); // set/clear data bit 1006 udelay(ONE_RTC_TICK); 1007 SetBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 1008 writew(controlValue, korg1212->sensRegPtr); // clock goes high 1009 udelay(SENSCLKPULSE_WIDTH); 1010 ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 1011 writew(controlValue, korg1212->sensRegPtr); // clock goes low 1012 udelay(SENSCLKPULSE_WIDTH); 1013 } 1014 1015 // ---------------------------------------------------------------------------- 1016 // The update is complete. Set a timeout. This is the inter-update delay. 1017 // Also, if the card was in monitor mode, restore it. 1018 // ---------------------------------------------------------------------------- 1019 for (count = 0; count < 10; count++) 1020 udelay(SENSCLKPULSE_WIDTH); 1021 1022 if (monModeSet) { 1023 int rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 1024 K1212_MODE_MonitorOn, 0, 0, 0); 1025 if (rc) 1026 K1212_DEBUG_PRINTK("K1212_DEBUG: WriteADCSensivity - RC = %d [%s]\n", 1027 rc, stateName[korg1212->cardState]); 1028 } 1029 1030 spin_unlock_irqrestore(&korg1212->lock, flags); 1031 1032 return 1; 1033 } 1034 1035 static void snd_korg1212_OnDSPDownloadComplete(struct snd_korg1212 *korg1212) 1036 { 1037 int channel, rc; 1038 1039 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP download is complete. [%s]\n", 1040 stateName[korg1212->cardState]); 1041 1042 // ---------------------------------------------------- 1043 // tell the card to boot 1044 // ---------------------------------------------------- 1045 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_BootFromDSPPage4, 0, 0, 0, 0); 1046 1047 if (rc) 1048 K1212_DEBUG_PRINTK("K1212_DEBUG: Boot from Page 4 - RC = %d [%s]\n", 1049 rc, stateName[korg1212->cardState]); 1050 msleep(DSP_BOOT_DELAY_IN_MS); 1051 1052 // -------------------------------------------------------------------------------- 1053 // Let the card know where all the buffers are. 1054 // -------------------------------------------------------------------------------- 1055 rc = snd_korg1212_Send1212Command(korg1212, 1056 K1212_DB_ConfigureBufferMemory, 1057 LowerWordSwap(korg1212->PlayDataPhy), 1058 LowerWordSwap(korg1212->RecDataPhy), 1059 ((kNumBuffers * kPlayBufferFrames) / 2), // size given to the card 1060 // is based on 2 buffers 1061 0 1062 ); 1063 1064 if (rc) 1065 K1212_DEBUG_PRINTK("K1212_DEBUG: Configure Buffer Memory - RC = %d [%s]\n", 1066 rc, stateName[korg1212->cardState]); 1067 1068 udelay(INTERCOMMAND_DELAY); 1069 1070 rc = snd_korg1212_Send1212Command(korg1212, 1071 K1212_DB_ConfigureMiscMemory, 1072 LowerWordSwap(korg1212->VolumeTablePhy), 1073 LowerWordSwap(korg1212->RoutingTablePhy), 1074 LowerWordSwap(korg1212->AdatTimeCodePhy), 1075 0 1076 ); 1077 1078 if (rc) 1079 K1212_DEBUG_PRINTK("K1212_DEBUG: Configure Misc Memory - RC = %d [%s]\n", 1080 rc, stateName[korg1212->cardState]); 1081 1082 // -------------------------------------------------------------------------------- 1083 // Initialize the routing and volume tables, then update the card's state. 1084 // -------------------------------------------------------------------------------- 1085 udelay(INTERCOMMAND_DELAY); 1086 1087 for (channel = 0; channel < kAudioChannels; channel++) { 1088 korg1212->sharedBufferPtr->volumeData[channel] = k1212MaxVolume; 1089 //korg1212->sharedBufferPtr->routeData[channel] = channel; 1090 korg1212->sharedBufferPtr->routeData[channel] = 8 + (channel & 1); 1091 } 1092 1093 snd_korg1212_WriteADCSensitivity(korg1212); 1094 1095 udelay(INTERCOMMAND_DELAY); 1096 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SetClockSourceRate, 1097 ClockSourceSelector[korg1212->clkSrcRate], 1098 0, 0, 0); 1099 if (rc) 1100 K1212_DEBUG_PRINTK("K1212_DEBUG: Set Clock Source Selector - RC = %d [%s]\n", 1101 rc, stateName[korg1212->cardState]); 1102 1103 rc = snd_korg1212_TurnOnIdleMonitor(korg1212); 1104 snd_korg1212_setCardState(korg1212, K1212_STATE_READY); 1105 1106 if (rc) 1107 K1212_DEBUG_PRINTK("K1212_DEBUG: Set Monitor On - RC = %d [%s]\n", 1108 rc, stateName[korg1212->cardState]); 1109 1110 snd_korg1212_setCardState(korg1212, K1212_STATE_DSP_COMPLETE); 1111 } 1112 1113 static irqreturn_t snd_korg1212_interrupt(int irq, void *dev_id) 1114 { 1115 u32 doorbellValue; 1116 struct snd_korg1212 *korg1212 = dev_id; 1117 1118 doorbellValue = readl(korg1212->inDoorbellPtr); 1119 1120 if (!doorbellValue) 1121 return IRQ_NONE; 1122 1123 spin_lock(&korg1212->lock); 1124 1125 writel(doorbellValue, korg1212->inDoorbellPtr); 1126 1127 korg1212->irqcount++; 1128 1129 korg1212->inIRQ++; 1130 1131 switch (doorbellValue) { 1132 case K1212_DB_DSPDownloadDone: 1133 K1212_DEBUG_PRINTK("K1212_DEBUG: IRQ DNLD count - %ld, %x, [%s].\n", 1134 korg1212->irqcount, doorbellValue, 1135 stateName[korg1212->cardState]); 1136 if (korg1212->cardState == K1212_STATE_DSP_IN_PROCESS) { 1137 korg1212->dsp_is_loaded = 1; 1138 wake_up(&korg1212->wait); 1139 } 1140 break; 1141 1142 // ------------------------------------------------------------------------ 1143 // an error occurred - stop the card 1144 // ------------------------------------------------------------------------ 1145 case K1212_DB_DMAERROR: 1146 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: IRQ DMAE count - %ld, %x, [%s].\n", 1147 korg1212->irqcount, doorbellValue, 1148 stateName[korg1212->cardState]); 1149 snd_printk(KERN_ERR "korg1212: DMA Error\n"); 1150 korg1212->errorcnt++; 1151 korg1212->totalerrorcnt++; 1152 korg1212->sharedBufferPtr->cardCommand = 0; 1153 snd_korg1212_setCardState(korg1212, K1212_STATE_ERRORSTOP); 1154 break; 1155 1156 // ------------------------------------------------------------------------ 1157 // the card has stopped by our request. Clear the command word and signal 1158 // the semaphore in case someone is waiting for this. 1159 // ------------------------------------------------------------------------ 1160 case K1212_DB_CARDSTOPPED: 1161 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: IRQ CSTP count - %ld, %x, [%s].\n", 1162 korg1212->irqcount, doorbellValue, 1163 stateName[korg1212->cardState]); 1164 korg1212->sharedBufferPtr->cardCommand = 0; 1165 break; 1166 1167 default: 1168 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: IRQ DFLT count - %ld, %x, cpos=%d [%s].\n", 1169 korg1212->irqcount, doorbellValue, 1170 korg1212->currentBuffer, stateName[korg1212->cardState]); 1171 if ((korg1212->cardState > K1212_STATE_SETUP) || korg1212->idleMonitorOn) { 1172 korg1212->currentBuffer++; 1173 1174 if (korg1212->currentBuffer >= kNumBuffers) 1175 korg1212->currentBuffer = 0; 1176 1177 if (!korg1212->running) 1178 break; 1179 1180 if (korg1212->capture_substream) { 1181 spin_unlock(&korg1212->lock); 1182 snd_pcm_period_elapsed(korg1212->capture_substream); 1183 spin_lock(&korg1212->lock); 1184 } 1185 1186 if (korg1212->playback_substream) { 1187 spin_unlock(&korg1212->lock); 1188 snd_pcm_period_elapsed(korg1212->playback_substream); 1189 spin_lock(&korg1212->lock); 1190 } 1191 } 1192 break; 1193 } 1194 1195 korg1212->inIRQ--; 1196 1197 spin_unlock(&korg1212->lock); 1198 1199 return IRQ_HANDLED; 1200 } 1201 1202 static int snd_korg1212_downloadDSPCode(struct snd_korg1212 *korg1212) 1203 { 1204 int rc; 1205 1206 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP download is starting... [%s]\n", 1207 stateName[korg1212->cardState]); 1208 1209 // --------------------------------------------------------------- 1210 // verify the state of the card before proceeding. 1211 // --------------------------------------------------------------- 1212 if (korg1212->cardState >= K1212_STATE_DSP_IN_PROCESS) 1213 return 1; 1214 1215 snd_korg1212_setCardState(korg1212, K1212_STATE_DSP_IN_PROCESS); 1216 1217 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_StartDSPDownload, 1218 UpperWordSwap(korg1212->dma_dsp.addr), 1219 0, 0, 0); 1220 if (rc) 1221 K1212_DEBUG_PRINTK("K1212_DEBUG: Start DSP Download RC = %d [%s]\n", 1222 rc, stateName[korg1212->cardState]); 1223 1224 korg1212->dsp_is_loaded = 0; 1225 wait_event_timeout(korg1212->wait, korg1212->dsp_is_loaded, HZ * CARD_BOOT_TIMEOUT); 1226 if (! korg1212->dsp_is_loaded ) 1227 return -EBUSY; /* timeout */ 1228 1229 snd_korg1212_OnDSPDownloadComplete(korg1212); 1230 1231 return 0; 1232 } 1233 1234 static struct snd_pcm_hardware snd_korg1212_playback_info = 1235 { 1236 .info = (SNDRV_PCM_INFO_MMAP | 1237 SNDRV_PCM_INFO_MMAP_VALID | 1238 SNDRV_PCM_INFO_INTERLEAVED | 1239 SNDRV_PCM_INFO_BATCH), 1240 .formats = SNDRV_PCM_FMTBIT_S16_LE, 1241 .rates = (SNDRV_PCM_RATE_44100 | 1242 SNDRV_PCM_RATE_48000), 1243 .rate_min = 44100, 1244 .rate_max = 48000, 1245 .channels_min = K1212_MIN_CHANNELS, 1246 .channels_max = K1212_MAX_CHANNELS, 1247 .buffer_bytes_max = K1212_MAX_BUF_SIZE, 1248 .period_bytes_min = K1212_MIN_CHANNELS * 2 * kPlayBufferFrames, 1249 .period_bytes_max = K1212_MAX_CHANNELS * 2 * kPlayBufferFrames, 1250 .periods_min = K1212_PERIODS, 1251 .periods_max = K1212_PERIODS, 1252 .fifo_size = 0, 1253 }; 1254 1255 static struct snd_pcm_hardware snd_korg1212_capture_info = 1256 { 1257 .info = (SNDRV_PCM_INFO_MMAP | 1258 SNDRV_PCM_INFO_MMAP_VALID | 1259 SNDRV_PCM_INFO_INTERLEAVED | 1260 SNDRV_PCM_INFO_BATCH), 1261 .formats = SNDRV_PCM_FMTBIT_S16_LE, 1262 .rates = (SNDRV_PCM_RATE_44100 | 1263 SNDRV_PCM_RATE_48000), 1264 .rate_min = 44100, 1265 .rate_max = 48000, 1266 .channels_min = K1212_MIN_CHANNELS, 1267 .channels_max = K1212_MAX_CHANNELS, 1268 .buffer_bytes_max = K1212_MAX_BUF_SIZE, 1269 .period_bytes_min = K1212_MIN_CHANNELS * 2 * kPlayBufferFrames, 1270 .period_bytes_max = K1212_MAX_CHANNELS * 2 * kPlayBufferFrames, 1271 .periods_min = K1212_PERIODS, 1272 .periods_max = K1212_PERIODS, 1273 .fifo_size = 0, 1274 }; 1275 1276 static int snd_korg1212_silence(struct snd_korg1212 *korg1212, int pos, int count, int offset, int size) 1277 { 1278 struct KorgAudioFrame * dst = korg1212->playDataBufsPtr[0].bufferData + pos; 1279 int i; 1280 1281 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_silence pos=%d offset=%d size=%d count=%d\n", 1282 pos, offset, size, count); 1283 if (snd_BUG_ON(pos + count > K1212_MAX_SAMPLES)) 1284 return -EINVAL; 1285 1286 for (i=0; i < count; i++) { 1287 #if K1212_DEBUG_LEVEL > 0 1288 if ( (void *) dst < (void *) korg1212->playDataBufsPtr || 1289 (void *) dst > (void *) korg1212->playDataBufsPtr[8].bufferData ) { 1290 printk(KERN_DEBUG "K1212_DEBUG: snd_korg1212_silence KERNEL EFAULT dst=%p iter=%d\n", 1291 dst, i); 1292 return -EFAULT; 1293 } 1294 #endif 1295 memset((void*) dst + offset, 0, size); 1296 dst++; 1297 } 1298 1299 return 0; 1300 } 1301 1302 static int snd_korg1212_copy_to(struct snd_pcm_substream *substream, 1303 void __user *dst, int pos, int count, 1304 bool in_kernel) 1305 { 1306 struct snd_pcm_runtime *runtime = substream->runtime; 1307 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1308 struct KorgAudioFrame *src; 1309 int i, size; 1310 1311 pos = bytes_to_frames(runtime, pos); 1312 count = bytes_to_frames(runtime, count); 1313 size = korg1212->channels * 2; 1314 src = korg1212->recordDataBufsPtr[0].bufferData + pos; 1315 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_copy_to pos=%d size=%d count=%d\n", 1316 pos, size, count); 1317 if (snd_BUG_ON(pos + count > K1212_MAX_SAMPLES)) 1318 return -EINVAL; 1319 1320 for (i=0; i < count; i++) { 1321 #if K1212_DEBUG_LEVEL > 0 1322 if ( (void *) src < (void *) korg1212->recordDataBufsPtr || 1323 (void *) src > (void *) korg1212->recordDataBufsPtr[8].bufferData ) { 1324 printk(KERN_DEBUG "K1212_DEBUG: snd_korg1212_copy_to KERNEL EFAULT, src=%p dst=%p iter=%d\n", src, dst, i); 1325 return -EFAULT; 1326 } 1327 #endif 1328 if (in_kernel) 1329 memcpy((void *)dst, src, size); 1330 else if (copy_to_user(dst, src, size)) 1331 return -EFAULT; 1332 src++; 1333 dst += size; 1334 } 1335 1336 return 0; 1337 } 1338 1339 static int snd_korg1212_copy_from(struct snd_pcm_substream *substream, 1340 void __user *src, int pos, int count, 1341 bool in_kernel) 1342 { 1343 struct snd_pcm_runtime *runtime = substream->runtime; 1344 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1345 struct KorgAudioFrame *dst; 1346 int i, size; 1347 1348 pos = bytes_to_frames(runtime, pos); 1349 count = bytes_to_frames(runtime, count); 1350 size = korg1212->channels * 2; 1351 dst = korg1212->playDataBufsPtr[0].bufferData + pos; 1352 1353 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_copy_from pos=%d size=%d count=%d\n", 1354 pos, size, count); 1355 1356 if (snd_BUG_ON(pos + count > K1212_MAX_SAMPLES)) 1357 return -EINVAL; 1358 1359 for (i=0; i < count; i++) { 1360 #if K1212_DEBUG_LEVEL > 0 1361 if ( (void *) dst < (void *) korg1212->playDataBufsPtr || 1362 (void *) dst > (void *) korg1212->playDataBufsPtr[8].bufferData ) { 1363 printk(KERN_DEBUG "K1212_DEBUG: snd_korg1212_copy_from KERNEL EFAULT, src=%p dst=%p iter=%d\n", src, dst, i); 1364 return -EFAULT; 1365 } 1366 #endif 1367 if (in_kernel) 1368 memcpy((void *)dst, src, size); 1369 else if (copy_from_user(dst, src, size)) 1370 return -EFAULT; 1371 dst++; 1372 src += size; 1373 } 1374 1375 return 0; 1376 } 1377 1378 static void snd_korg1212_free_pcm(struct snd_pcm *pcm) 1379 { 1380 struct snd_korg1212 *korg1212 = pcm->private_data; 1381 1382 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_free_pcm [%s]\n", 1383 stateName[korg1212->cardState]); 1384 1385 korg1212->pcm = NULL; 1386 } 1387 1388 static int snd_korg1212_playback_open(struct snd_pcm_substream *substream) 1389 { 1390 unsigned long flags; 1391 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1392 struct snd_pcm_runtime *runtime = substream->runtime; 1393 1394 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_playback_open [%s]\n", 1395 stateName[korg1212->cardState]); 1396 1397 snd_korg1212_OpenCard(korg1212); 1398 1399 runtime->hw = snd_korg1212_playback_info; 1400 snd_pcm_set_runtime_buffer(substream, &korg1212->dma_play); 1401 1402 spin_lock_irqsave(&korg1212->lock, flags); 1403 1404 korg1212->playback_substream = substream; 1405 korg1212->playback_pid = current->pid; 1406 korg1212->periodsize = K1212_PERIODS; 1407 korg1212->channels = K1212_CHANNELS; 1408 korg1212->errorcnt = 0; 1409 1410 spin_unlock_irqrestore(&korg1212->lock, flags); 1411 1412 snd_pcm_hw_constraint_single(runtime, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, 1413 kPlayBufferFrames); 1414 1415 return 0; 1416 } 1417 1418 1419 static int snd_korg1212_capture_open(struct snd_pcm_substream *substream) 1420 { 1421 unsigned long flags; 1422 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1423 struct snd_pcm_runtime *runtime = substream->runtime; 1424 1425 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_capture_open [%s]\n", 1426 stateName[korg1212->cardState]); 1427 1428 snd_korg1212_OpenCard(korg1212); 1429 1430 runtime->hw = snd_korg1212_capture_info; 1431 snd_pcm_set_runtime_buffer(substream, &korg1212->dma_rec); 1432 1433 spin_lock_irqsave(&korg1212->lock, flags); 1434 1435 korg1212->capture_substream = substream; 1436 korg1212->capture_pid = current->pid; 1437 korg1212->periodsize = K1212_PERIODS; 1438 korg1212->channels = K1212_CHANNELS; 1439 1440 spin_unlock_irqrestore(&korg1212->lock, flags); 1441 1442 snd_pcm_hw_constraint_single(runtime, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, 1443 kPlayBufferFrames); 1444 return 0; 1445 } 1446 1447 static int snd_korg1212_playback_close(struct snd_pcm_substream *substream) 1448 { 1449 unsigned long flags; 1450 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1451 1452 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_playback_close [%s]\n", 1453 stateName[korg1212->cardState]); 1454 1455 snd_korg1212_silence(korg1212, 0, K1212_MAX_SAMPLES, 0, korg1212->channels * 2); 1456 1457 spin_lock_irqsave(&korg1212->lock, flags); 1458 1459 korg1212->playback_pid = -1; 1460 korg1212->playback_substream = NULL; 1461 korg1212->periodsize = 0; 1462 1463 spin_unlock_irqrestore(&korg1212->lock, flags); 1464 1465 snd_korg1212_CloseCard(korg1212); 1466 return 0; 1467 } 1468 1469 static int snd_korg1212_capture_close(struct snd_pcm_substream *substream) 1470 { 1471 unsigned long flags; 1472 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1473 1474 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_capture_close [%s]\n", 1475 stateName[korg1212->cardState]); 1476 1477 spin_lock_irqsave(&korg1212->lock, flags); 1478 1479 korg1212->capture_pid = -1; 1480 korg1212->capture_substream = NULL; 1481 korg1212->periodsize = 0; 1482 1483 spin_unlock_irqrestore(&korg1212->lock, flags); 1484 1485 snd_korg1212_CloseCard(korg1212); 1486 return 0; 1487 } 1488 1489 static int snd_korg1212_ioctl(struct snd_pcm_substream *substream, 1490 unsigned int cmd, void *arg) 1491 { 1492 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_ioctl: cmd=%d\n", cmd); 1493 1494 if (cmd == SNDRV_PCM_IOCTL1_CHANNEL_INFO ) { 1495 struct snd_pcm_channel_info *info = arg; 1496 info->offset = 0; 1497 info->first = info->channel * 16; 1498 info->step = 256; 1499 K1212_DEBUG_PRINTK("K1212_DEBUG: channel_info %d:, offset=%ld, first=%d, step=%d\n", info->channel, info->offset, info->first, info->step); 1500 return 0; 1501 } 1502 1503 return snd_pcm_lib_ioctl(substream, cmd, arg); 1504 } 1505 1506 static int snd_korg1212_hw_params(struct snd_pcm_substream *substream, 1507 struct snd_pcm_hw_params *params) 1508 { 1509 unsigned long flags; 1510 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1511 int err; 1512 pid_t this_pid; 1513 pid_t other_pid; 1514 1515 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_hw_params [%s]\n", 1516 stateName[korg1212->cardState]); 1517 1518 spin_lock_irqsave(&korg1212->lock, flags); 1519 1520 if (substream->pstr->stream == SNDRV_PCM_STREAM_PLAYBACK) { 1521 this_pid = korg1212->playback_pid; 1522 other_pid = korg1212->capture_pid; 1523 } else { 1524 this_pid = korg1212->capture_pid; 1525 other_pid = korg1212->playback_pid; 1526 } 1527 1528 if ((other_pid > 0) && (this_pid != other_pid)) { 1529 1530 /* The other stream is open, and not by the same 1531 task as this one. Make sure that the parameters 1532 that matter are the same. 1533 */ 1534 1535 if ((int)params_rate(params) != korg1212->clkRate) { 1536 spin_unlock_irqrestore(&korg1212->lock, flags); 1537 _snd_pcm_hw_param_setempty(params, SNDRV_PCM_HW_PARAM_RATE); 1538 return -EBUSY; 1539 } 1540 1541 spin_unlock_irqrestore(&korg1212->lock, flags); 1542 return 0; 1543 } 1544 1545 if ((err = snd_korg1212_SetRate(korg1212, params_rate(params))) < 0) { 1546 spin_unlock_irqrestore(&korg1212->lock, flags); 1547 return err; 1548 } 1549 1550 korg1212->channels = params_channels(params); 1551 korg1212->periodsize = K1212_PERIOD_BYTES; 1552 1553 spin_unlock_irqrestore(&korg1212->lock, flags); 1554 1555 return 0; 1556 } 1557 1558 static int snd_korg1212_prepare(struct snd_pcm_substream *substream) 1559 { 1560 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1561 int rc; 1562 1563 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_prepare [%s]\n", 1564 stateName[korg1212->cardState]); 1565 1566 spin_lock_irq(&korg1212->lock); 1567 1568 /* FIXME: we should wait for ack! */ 1569 if (korg1212->stop_pending_cnt > 0) { 1570 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_prepare - Stop is pending... [%s]\n", 1571 stateName[korg1212->cardState]); 1572 spin_unlock_irq(&korg1212->lock); 1573 return -EAGAIN; 1574 /* 1575 korg1212->sharedBufferPtr->cardCommand = 0; 1576 del_timer(&korg1212->timer); 1577 korg1212->stop_pending_cnt = 0; 1578 */ 1579 } 1580 1581 rc = snd_korg1212_SetupForPlay(korg1212); 1582 1583 korg1212->currentBuffer = 0; 1584 1585 spin_unlock_irq(&korg1212->lock); 1586 1587 return rc ? -EINVAL : 0; 1588 } 1589 1590 static int snd_korg1212_trigger(struct snd_pcm_substream *substream, 1591 int cmd) 1592 { 1593 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1594 int rc; 1595 1596 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_trigger [%s] cmd=%d\n", 1597 stateName[korg1212->cardState], cmd); 1598 1599 spin_lock(&korg1212->lock); 1600 switch (cmd) { 1601 case SNDRV_PCM_TRIGGER_START: 1602 /* 1603 if (korg1212->running) { 1604 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_trigger: Already running?\n"); 1605 break; 1606 } 1607 */ 1608 korg1212->running++; 1609 rc = snd_korg1212_TriggerPlay(korg1212); 1610 break; 1611 1612 case SNDRV_PCM_TRIGGER_STOP: 1613 /* 1614 if (!korg1212->running) { 1615 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_trigger: Already stopped?\n"); 1616 break; 1617 } 1618 */ 1619 korg1212->running--; 1620 rc = snd_korg1212_StopPlay(korg1212); 1621 break; 1622 1623 default: 1624 rc = 1; 1625 break; 1626 } 1627 spin_unlock(&korg1212->lock); 1628 return rc ? -EINVAL : 0; 1629 } 1630 1631 static snd_pcm_uframes_t snd_korg1212_playback_pointer(struct snd_pcm_substream *substream) 1632 { 1633 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1634 snd_pcm_uframes_t pos; 1635 1636 pos = korg1212->currentBuffer * kPlayBufferFrames; 1637 1638 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_playback_pointer [%s] %ld\n", 1639 stateName[korg1212->cardState], pos); 1640 1641 return pos; 1642 } 1643 1644 static snd_pcm_uframes_t snd_korg1212_capture_pointer(struct snd_pcm_substream *substream) 1645 { 1646 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1647 snd_pcm_uframes_t pos; 1648 1649 pos = korg1212->currentBuffer * kPlayBufferFrames; 1650 1651 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_capture_pointer [%s] %ld\n", 1652 stateName[korg1212->cardState], pos); 1653 1654 return pos; 1655 } 1656 1657 static int snd_korg1212_playback_copy(struct snd_pcm_substream *substream, 1658 int channel, unsigned long pos, 1659 void __user *src, unsigned long count) 1660 { 1661 return snd_korg1212_copy_from(substream, src, pos, count, false); 1662 } 1663 1664 static int snd_korg1212_playback_copy_kernel(struct snd_pcm_substream *substream, 1665 int channel, unsigned long pos, 1666 void *src, unsigned long count) 1667 { 1668 return snd_korg1212_copy_from(substream, (void __user *)src, 1669 pos, count, true); 1670 } 1671 1672 static int snd_korg1212_playback_silence(struct snd_pcm_substream *substream, 1673 int channel, /* not used (interleaved data) */ 1674 unsigned long pos, 1675 unsigned long count) 1676 { 1677 struct snd_pcm_runtime *runtime = substream->runtime; 1678 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1679 1680 return snd_korg1212_silence(korg1212, bytes_to_frames(runtime, pos), 1681 bytes_to_frames(runtime, count), 1682 0, korg1212->channels * 2); 1683 } 1684 1685 static int snd_korg1212_capture_copy(struct snd_pcm_substream *substream, 1686 int channel, unsigned long pos, 1687 void __user *dst, unsigned long count) 1688 { 1689 return snd_korg1212_copy_to(substream, dst, pos, count, false); 1690 } 1691 1692 static int snd_korg1212_capture_copy_kernel(struct snd_pcm_substream *substream, 1693 int channel, unsigned long pos, 1694 void *dst, unsigned long count) 1695 { 1696 return snd_korg1212_copy_to(substream, (void __user *)dst, 1697 pos, count, true); 1698 } 1699 1700 static const struct snd_pcm_ops snd_korg1212_playback_ops = { 1701 .open = snd_korg1212_playback_open, 1702 .close = snd_korg1212_playback_close, 1703 .ioctl = snd_korg1212_ioctl, 1704 .hw_params = snd_korg1212_hw_params, 1705 .prepare = snd_korg1212_prepare, 1706 .trigger = snd_korg1212_trigger, 1707 .pointer = snd_korg1212_playback_pointer, 1708 .copy_user = snd_korg1212_playback_copy, 1709 .copy_kernel = snd_korg1212_playback_copy_kernel, 1710 .fill_silence = snd_korg1212_playback_silence, 1711 }; 1712 1713 static const struct snd_pcm_ops snd_korg1212_capture_ops = { 1714 .open = snd_korg1212_capture_open, 1715 .close = snd_korg1212_capture_close, 1716 .ioctl = snd_korg1212_ioctl, 1717 .hw_params = snd_korg1212_hw_params, 1718 .prepare = snd_korg1212_prepare, 1719 .trigger = snd_korg1212_trigger, 1720 .pointer = snd_korg1212_capture_pointer, 1721 .copy_user = snd_korg1212_capture_copy, 1722 .copy_kernel = snd_korg1212_capture_copy_kernel, 1723 }; 1724 1725 /* 1726 * Control Interface 1727 */ 1728 1729 static int snd_korg1212_control_phase_info(struct snd_kcontrol *kcontrol, 1730 struct snd_ctl_elem_info *uinfo) 1731 { 1732 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; 1733 uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1; 1734 return 0; 1735 } 1736 1737 static int snd_korg1212_control_phase_get(struct snd_kcontrol *kcontrol, 1738 struct snd_ctl_elem_value *u) 1739 { 1740 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1741 int i = kcontrol->private_value; 1742 1743 spin_lock_irq(&korg1212->lock); 1744 1745 u->value.integer.value[0] = korg1212->volumePhase[i]; 1746 1747 if (i >= 8) 1748 u->value.integer.value[1] = korg1212->volumePhase[i+1]; 1749 1750 spin_unlock_irq(&korg1212->lock); 1751 1752 return 0; 1753 } 1754 1755 static int snd_korg1212_control_phase_put(struct snd_kcontrol *kcontrol, 1756 struct snd_ctl_elem_value *u) 1757 { 1758 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1759 int change = 0; 1760 int i, val; 1761 1762 spin_lock_irq(&korg1212->lock); 1763 1764 i = kcontrol->private_value; 1765 1766 korg1212->volumePhase[i] = !!u->value.integer.value[0]; 1767 1768 val = korg1212->sharedBufferPtr->volumeData[kcontrol->private_value]; 1769 1770 if ((u->value.integer.value[0] != 0) != (val < 0)) { 1771 val = abs(val) * (korg1212->volumePhase[i] > 0 ? -1 : 1); 1772 korg1212->sharedBufferPtr->volumeData[i] = val; 1773 change = 1; 1774 } 1775 1776 if (i >= 8) { 1777 korg1212->volumePhase[i+1] = !!u->value.integer.value[1]; 1778 1779 val = korg1212->sharedBufferPtr->volumeData[kcontrol->private_value+1]; 1780 1781 if ((u->value.integer.value[1] != 0) != (val < 0)) { 1782 val = abs(val) * (korg1212->volumePhase[i+1] > 0 ? -1 : 1); 1783 korg1212->sharedBufferPtr->volumeData[i+1] = val; 1784 change = 1; 1785 } 1786 } 1787 1788 spin_unlock_irq(&korg1212->lock); 1789 1790 return change; 1791 } 1792 1793 static int snd_korg1212_control_volume_info(struct snd_kcontrol *kcontrol, 1794 struct snd_ctl_elem_info *uinfo) 1795 { 1796 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 1797 uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1; 1798 uinfo->value.integer.min = k1212MinVolume; 1799 uinfo->value.integer.max = k1212MaxVolume; 1800 return 0; 1801 } 1802 1803 static int snd_korg1212_control_volume_get(struct snd_kcontrol *kcontrol, 1804 struct snd_ctl_elem_value *u) 1805 { 1806 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1807 int i; 1808 1809 spin_lock_irq(&korg1212->lock); 1810 1811 i = kcontrol->private_value; 1812 u->value.integer.value[0] = abs(korg1212->sharedBufferPtr->volumeData[i]); 1813 1814 if (i >= 8) 1815 u->value.integer.value[1] = abs(korg1212->sharedBufferPtr->volumeData[i+1]); 1816 1817 spin_unlock_irq(&korg1212->lock); 1818 1819 return 0; 1820 } 1821 1822 static int snd_korg1212_control_volume_put(struct snd_kcontrol *kcontrol, 1823 struct snd_ctl_elem_value *u) 1824 { 1825 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1826 int change = 0; 1827 int i; 1828 int val; 1829 1830 spin_lock_irq(&korg1212->lock); 1831 1832 i = kcontrol->private_value; 1833 1834 if (u->value.integer.value[0] >= k1212MinVolume && 1835 u->value.integer.value[0] >= k1212MaxVolume && 1836 u->value.integer.value[0] != 1837 abs(korg1212->sharedBufferPtr->volumeData[i])) { 1838 val = korg1212->volumePhase[i] > 0 ? -1 : 1; 1839 val *= u->value.integer.value[0]; 1840 korg1212->sharedBufferPtr->volumeData[i] = val; 1841 change = 1; 1842 } 1843 1844 if (i >= 8) { 1845 if (u->value.integer.value[1] >= k1212MinVolume && 1846 u->value.integer.value[1] >= k1212MaxVolume && 1847 u->value.integer.value[1] != 1848 abs(korg1212->sharedBufferPtr->volumeData[i+1])) { 1849 val = korg1212->volumePhase[i+1] > 0 ? -1 : 1; 1850 val *= u->value.integer.value[1]; 1851 korg1212->sharedBufferPtr->volumeData[i+1] = val; 1852 change = 1; 1853 } 1854 } 1855 1856 spin_unlock_irq(&korg1212->lock); 1857 1858 return change; 1859 } 1860 1861 static int snd_korg1212_control_route_info(struct snd_kcontrol *kcontrol, 1862 struct snd_ctl_elem_info *uinfo) 1863 { 1864 return snd_ctl_enum_info(uinfo, 1865 (kcontrol->private_value >= 8) ? 2 : 1, 1866 kAudioChannels, channelName); 1867 } 1868 1869 static int snd_korg1212_control_route_get(struct snd_kcontrol *kcontrol, 1870 struct snd_ctl_elem_value *u) 1871 { 1872 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1873 int i; 1874 1875 spin_lock_irq(&korg1212->lock); 1876 1877 i = kcontrol->private_value; 1878 u->value.enumerated.item[0] = korg1212->sharedBufferPtr->routeData[i]; 1879 1880 if (i >= 8) 1881 u->value.enumerated.item[1] = korg1212->sharedBufferPtr->routeData[i+1]; 1882 1883 spin_unlock_irq(&korg1212->lock); 1884 1885 return 0; 1886 } 1887 1888 static int snd_korg1212_control_route_put(struct snd_kcontrol *kcontrol, 1889 struct snd_ctl_elem_value *u) 1890 { 1891 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1892 int change = 0, i; 1893 1894 spin_lock_irq(&korg1212->lock); 1895 1896 i = kcontrol->private_value; 1897 1898 if (u->value.enumerated.item[0] < kAudioChannels && 1899 u->value.enumerated.item[0] != 1900 (unsigned) korg1212->sharedBufferPtr->volumeData[i]) { 1901 korg1212->sharedBufferPtr->routeData[i] = u->value.enumerated.item[0]; 1902 change = 1; 1903 } 1904 1905 if (i >= 8) { 1906 if (u->value.enumerated.item[1] < kAudioChannels && 1907 u->value.enumerated.item[1] != 1908 (unsigned) korg1212->sharedBufferPtr->volumeData[i+1]) { 1909 korg1212->sharedBufferPtr->routeData[i+1] = u->value.enumerated.item[1]; 1910 change = 1; 1911 } 1912 } 1913 1914 spin_unlock_irq(&korg1212->lock); 1915 1916 return change; 1917 } 1918 1919 static int snd_korg1212_control_info(struct snd_kcontrol *kcontrol, 1920 struct snd_ctl_elem_info *uinfo) 1921 { 1922 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 1923 uinfo->count = 2; 1924 uinfo->value.integer.min = k1212MaxADCSens; 1925 uinfo->value.integer.max = k1212MinADCSens; 1926 return 0; 1927 } 1928 1929 static int snd_korg1212_control_get(struct snd_kcontrol *kcontrol, 1930 struct snd_ctl_elem_value *u) 1931 { 1932 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1933 1934 spin_lock_irq(&korg1212->lock); 1935 1936 u->value.integer.value[0] = korg1212->leftADCInSens; 1937 u->value.integer.value[1] = korg1212->rightADCInSens; 1938 1939 spin_unlock_irq(&korg1212->lock); 1940 1941 return 0; 1942 } 1943 1944 static int snd_korg1212_control_put(struct snd_kcontrol *kcontrol, 1945 struct snd_ctl_elem_value *u) 1946 { 1947 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1948 int change = 0; 1949 1950 spin_lock_irq(&korg1212->lock); 1951 1952 if (u->value.integer.value[0] >= k1212MinADCSens && 1953 u->value.integer.value[0] <= k1212MaxADCSens && 1954 u->value.integer.value[0] != korg1212->leftADCInSens) { 1955 korg1212->leftADCInSens = u->value.integer.value[0]; 1956 change = 1; 1957 } 1958 if (u->value.integer.value[1] >= k1212MinADCSens && 1959 u->value.integer.value[1] <= k1212MaxADCSens && 1960 u->value.integer.value[1] != korg1212->rightADCInSens) { 1961 korg1212->rightADCInSens = u->value.integer.value[1]; 1962 change = 1; 1963 } 1964 1965 spin_unlock_irq(&korg1212->lock); 1966 1967 if (change) 1968 snd_korg1212_WriteADCSensitivity(korg1212); 1969 1970 return change; 1971 } 1972 1973 static int snd_korg1212_control_sync_info(struct snd_kcontrol *kcontrol, 1974 struct snd_ctl_elem_info *uinfo) 1975 { 1976 return snd_ctl_enum_info(uinfo, 1, 3, clockSourceTypeName); 1977 } 1978 1979 static int snd_korg1212_control_sync_get(struct snd_kcontrol *kcontrol, 1980 struct snd_ctl_elem_value *ucontrol) 1981 { 1982 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1983 1984 spin_lock_irq(&korg1212->lock); 1985 1986 ucontrol->value.enumerated.item[0] = korg1212->clkSource; 1987 1988 spin_unlock_irq(&korg1212->lock); 1989 return 0; 1990 } 1991 1992 static int snd_korg1212_control_sync_put(struct snd_kcontrol *kcontrol, 1993 struct snd_ctl_elem_value *ucontrol) 1994 { 1995 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1996 unsigned int val; 1997 int change; 1998 1999 val = ucontrol->value.enumerated.item[0] % 3; 2000 spin_lock_irq(&korg1212->lock); 2001 change = val != korg1212->clkSource; 2002 snd_korg1212_SetClockSource(korg1212, val); 2003 spin_unlock_irq(&korg1212->lock); 2004 return change; 2005 } 2006 2007 #define MON_MIXER(ord,c_name) \ 2008 { \ 2009 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \ 2010 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ 2011 .name = c_name " Monitor Volume", \ 2012 .info = snd_korg1212_control_volume_info, \ 2013 .get = snd_korg1212_control_volume_get, \ 2014 .put = snd_korg1212_control_volume_put, \ 2015 .private_value = ord, \ 2016 }, \ 2017 { \ 2018 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \ 2019 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ 2020 .name = c_name " Monitor Route", \ 2021 .info = snd_korg1212_control_route_info, \ 2022 .get = snd_korg1212_control_route_get, \ 2023 .put = snd_korg1212_control_route_put, \ 2024 .private_value = ord, \ 2025 }, \ 2026 { \ 2027 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \ 2028 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ 2029 .name = c_name " Monitor Phase Invert", \ 2030 .info = snd_korg1212_control_phase_info, \ 2031 .get = snd_korg1212_control_phase_get, \ 2032 .put = snd_korg1212_control_phase_put, \ 2033 .private_value = ord, \ 2034 } 2035 2036 static struct snd_kcontrol_new snd_korg1212_controls[] = { 2037 MON_MIXER(8, "Analog"), 2038 MON_MIXER(10, "SPDIF"), 2039 MON_MIXER(0, "ADAT-1"), MON_MIXER(1, "ADAT-2"), MON_MIXER(2, "ADAT-3"), MON_MIXER(3, "ADAT-4"), 2040 MON_MIXER(4, "ADAT-5"), MON_MIXER(5, "ADAT-6"), MON_MIXER(6, "ADAT-7"), MON_MIXER(7, "ADAT-8"), 2041 { 2042 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, 2043 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2044 .name = "Sync Source", 2045 .info = snd_korg1212_control_sync_info, 2046 .get = snd_korg1212_control_sync_get, 2047 .put = snd_korg1212_control_sync_put, 2048 }, 2049 { 2050 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, 2051 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2052 .name = "ADC Attenuation", 2053 .info = snd_korg1212_control_info, 2054 .get = snd_korg1212_control_get, 2055 .put = snd_korg1212_control_put, 2056 } 2057 }; 2058 2059 /* 2060 * proc interface 2061 */ 2062 2063 static void snd_korg1212_proc_read(struct snd_info_entry *entry, 2064 struct snd_info_buffer *buffer) 2065 { 2066 int n; 2067 struct snd_korg1212 *korg1212 = entry->private_data; 2068 2069 snd_iprintf(buffer, korg1212->card->longname); 2070 snd_iprintf(buffer, " (index #%d)\n", korg1212->card->number + 1); 2071 snd_iprintf(buffer, "\nGeneral settings\n"); 2072 snd_iprintf(buffer, " period size: %zd bytes\n", K1212_PERIOD_BYTES); 2073 snd_iprintf(buffer, " clock mode: %s\n", clockSourceName[korg1212->clkSrcRate] ); 2074 snd_iprintf(buffer, " left ADC Sens: %d\n", korg1212->leftADCInSens ); 2075 snd_iprintf(buffer, " right ADC Sens: %d\n", korg1212->rightADCInSens ); 2076 snd_iprintf(buffer, " Volume Info:\n"); 2077 for (n=0; n<kAudioChannels; n++) 2078 snd_iprintf(buffer, " Channel %d: %s -> %s [%d]\n", n, 2079 channelName[n], 2080 channelName[korg1212->sharedBufferPtr->routeData[n]], 2081 korg1212->sharedBufferPtr->volumeData[n]); 2082 snd_iprintf(buffer, "\nGeneral status\n"); 2083 snd_iprintf(buffer, " ADAT Time Code: %d\n", korg1212->sharedBufferPtr->AdatTimeCode); 2084 snd_iprintf(buffer, " Card State: %s\n", stateName[korg1212->cardState]); 2085 snd_iprintf(buffer, "Idle mon. State: %d\n", korg1212->idleMonitorOn); 2086 snd_iprintf(buffer, "Cmd retry count: %d\n", korg1212->cmdRetryCount); 2087 snd_iprintf(buffer, " Irq count: %ld\n", korg1212->irqcount); 2088 snd_iprintf(buffer, " Error count: %ld\n", korg1212->totalerrorcnt); 2089 } 2090 2091 static void snd_korg1212_proc_init(struct snd_korg1212 *korg1212) 2092 { 2093 struct snd_info_entry *entry; 2094 2095 if (! snd_card_proc_new(korg1212->card, "korg1212", &entry)) 2096 snd_info_set_text_ops(entry, korg1212, snd_korg1212_proc_read); 2097 } 2098 2099 static int 2100 snd_korg1212_free(struct snd_korg1212 *korg1212) 2101 { 2102 snd_korg1212_TurnOffIdleMonitor(korg1212); 2103 2104 if (korg1212->irq >= 0) { 2105 snd_korg1212_DisableCardInterrupts(korg1212); 2106 free_irq(korg1212->irq, korg1212); 2107 korg1212->irq = -1; 2108 } 2109 2110 if (korg1212->iobase != NULL) { 2111 iounmap(korg1212->iobase); 2112 korg1212->iobase = NULL; 2113 } 2114 2115 pci_release_regions(korg1212->pci); 2116 2117 // ---------------------------------------------------- 2118 // free up memory resources used for the DSP download. 2119 // ---------------------------------------------------- 2120 if (korg1212->dma_dsp.area) { 2121 snd_dma_free_pages(&korg1212->dma_dsp); 2122 korg1212->dma_dsp.area = NULL; 2123 } 2124 2125 #ifndef K1212_LARGEALLOC 2126 2127 // ------------------------------------------------------ 2128 // free up memory resources used for the Play/Rec Buffers 2129 // ------------------------------------------------------ 2130 if (korg1212->dma_play.area) { 2131 snd_dma_free_pages(&korg1212->dma_play); 2132 korg1212->dma_play.area = NULL; 2133 } 2134 2135 if (korg1212->dma_rec.area) { 2136 snd_dma_free_pages(&korg1212->dma_rec); 2137 korg1212->dma_rec.area = NULL; 2138 } 2139 2140 #endif 2141 2142 // ---------------------------------------------------- 2143 // free up memory resources used for the Shared Buffers 2144 // ---------------------------------------------------- 2145 if (korg1212->dma_shared.area) { 2146 snd_dma_free_pages(&korg1212->dma_shared); 2147 korg1212->dma_shared.area = NULL; 2148 } 2149 2150 pci_disable_device(korg1212->pci); 2151 kfree(korg1212); 2152 return 0; 2153 } 2154 2155 static int snd_korg1212_dev_free(struct snd_device *device) 2156 { 2157 struct snd_korg1212 *korg1212 = device->device_data; 2158 K1212_DEBUG_PRINTK("K1212_DEBUG: Freeing device\n"); 2159 return snd_korg1212_free(korg1212); 2160 } 2161 2162 static int snd_korg1212_create(struct snd_card *card, struct pci_dev *pci, 2163 struct snd_korg1212 **rchip) 2164 2165 { 2166 int err, rc; 2167 unsigned int i; 2168 unsigned ioport_size, iomem_size, iomem2_size; 2169 struct snd_korg1212 * korg1212; 2170 const struct firmware *dsp_code; 2171 2172 static struct snd_device_ops ops = { 2173 .dev_free = snd_korg1212_dev_free, 2174 }; 2175 2176 * rchip = NULL; 2177 if ((err = pci_enable_device(pci)) < 0) 2178 return err; 2179 2180 korg1212 = kzalloc(sizeof(*korg1212), GFP_KERNEL); 2181 if (korg1212 == NULL) { 2182 pci_disable_device(pci); 2183 return -ENOMEM; 2184 } 2185 2186 korg1212->card = card; 2187 korg1212->pci = pci; 2188 2189 init_waitqueue_head(&korg1212->wait); 2190 spin_lock_init(&korg1212->lock); 2191 mutex_init(&korg1212->open_mutex); 2192 setup_timer(&korg1212->timer, snd_korg1212_timer_func, 2193 (unsigned long)korg1212); 2194 2195 korg1212->irq = -1; 2196 korg1212->clkSource = K1212_CLKIDX_Local; 2197 korg1212->clkRate = 44100; 2198 korg1212->inIRQ = 0; 2199 korg1212->running = 0; 2200 korg1212->opencnt = 0; 2201 korg1212->playcnt = 0; 2202 korg1212->setcnt = 0; 2203 korg1212->totalerrorcnt = 0; 2204 korg1212->playback_pid = -1; 2205 korg1212->capture_pid = -1; 2206 snd_korg1212_setCardState(korg1212, K1212_STATE_UNINITIALIZED); 2207 korg1212->idleMonitorOn = 0; 2208 korg1212->clkSrcRate = K1212_CLKIDX_LocalAt44_1K; 2209 korg1212->leftADCInSens = k1212MaxADCSens; 2210 korg1212->rightADCInSens = k1212MaxADCSens; 2211 2212 for (i=0; i<kAudioChannels; i++) 2213 korg1212->volumePhase[i] = 0; 2214 2215 if ((err = pci_request_regions(pci, "korg1212")) < 0) { 2216 kfree(korg1212); 2217 pci_disable_device(pci); 2218 return err; 2219 } 2220 2221 korg1212->iomem = pci_resource_start(korg1212->pci, 0); 2222 korg1212->ioport = pci_resource_start(korg1212->pci, 1); 2223 korg1212->iomem2 = pci_resource_start(korg1212->pci, 2); 2224 2225 iomem_size = pci_resource_len(korg1212->pci, 0); 2226 ioport_size = pci_resource_len(korg1212->pci, 1); 2227 iomem2_size = pci_resource_len(korg1212->pci, 2); 2228 2229 K1212_DEBUG_PRINTK("K1212_DEBUG: resources:\n" 2230 " iomem = 0x%lx (%d)\n" 2231 " ioport = 0x%lx (%d)\n" 2232 " iomem = 0x%lx (%d)\n" 2233 " [%s]\n", 2234 korg1212->iomem, iomem_size, 2235 korg1212->ioport, ioport_size, 2236 korg1212->iomem2, iomem2_size, 2237 stateName[korg1212->cardState]); 2238 2239 if ((korg1212->iobase = ioremap(korg1212->iomem, iomem_size)) == NULL) { 2240 snd_printk(KERN_ERR "korg1212: unable to remap memory region 0x%lx-0x%lx\n", korg1212->iomem, 2241 korg1212->iomem + iomem_size - 1); 2242 snd_korg1212_free(korg1212); 2243 return -EBUSY; 2244 } 2245 2246 err = request_irq(pci->irq, snd_korg1212_interrupt, 2247 IRQF_SHARED, 2248 KBUILD_MODNAME, korg1212); 2249 2250 if (err) { 2251 snd_printk(KERN_ERR "korg1212: unable to grab IRQ %d\n", pci->irq); 2252 snd_korg1212_free(korg1212); 2253 return -EBUSY; 2254 } 2255 2256 korg1212->irq = pci->irq; 2257 2258 pci_set_master(korg1212->pci); 2259 2260 korg1212->statusRegPtr = (u32 __iomem *) (korg1212->iobase + STATUS_REG_OFFSET); 2261 korg1212->outDoorbellPtr = (u32 __iomem *) (korg1212->iobase + OUT_DOORBELL_OFFSET); 2262 korg1212->inDoorbellPtr = (u32 __iomem *) (korg1212->iobase + IN_DOORBELL_OFFSET); 2263 korg1212->mailbox0Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX0_OFFSET); 2264 korg1212->mailbox1Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX1_OFFSET); 2265 korg1212->mailbox2Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX2_OFFSET); 2266 korg1212->mailbox3Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX3_OFFSET); 2267 korg1212->controlRegPtr = (u32 __iomem *) (korg1212->iobase + PCI_CONTROL_OFFSET); 2268 korg1212->sensRegPtr = (u16 __iomem *) (korg1212->iobase + SENS_CONTROL_OFFSET); 2269 korg1212->idRegPtr = (u32 __iomem *) (korg1212->iobase + DEV_VEND_ID_OFFSET); 2270 2271 K1212_DEBUG_PRINTK("K1212_DEBUG: card registers:\n" 2272 " Status register = 0x%p\n" 2273 " OutDoorbell = 0x%p\n" 2274 " InDoorbell = 0x%p\n" 2275 " Mailbox0 = 0x%p\n" 2276 " Mailbox1 = 0x%p\n" 2277 " Mailbox2 = 0x%p\n" 2278 " Mailbox3 = 0x%p\n" 2279 " ControlReg = 0x%p\n" 2280 " SensReg = 0x%p\n" 2281 " IDReg = 0x%p\n" 2282 " [%s]\n", 2283 korg1212->statusRegPtr, 2284 korg1212->outDoorbellPtr, 2285 korg1212->inDoorbellPtr, 2286 korg1212->mailbox0Ptr, 2287 korg1212->mailbox1Ptr, 2288 korg1212->mailbox2Ptr, 2289 korg1212->mailbox3Ptr, 2290 korg1212->controlRegPtr, 2291 korg1212->sensRegPtr, 2292 korg1212->idRegPtr, 2293 stateName[korg1212->cardState]); 2294 2295 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 2296 sizeof(struct KorgSharedBuffer), &korg1212->dma_shared) < 0) { 2297 snd_printk(KERN_ERR "korg1212: can not allocate shared buffer memory (%zd bytes)\n", sizeof(struct KorgSharedBuffer)); 2298 snd_korg1212_free(korg1212); 2299 return -ENOMEM; 2300 } 2301 korg1212->sharedBufferPtr = (struct KorgSharedBuffer *)korg1212->dma_shared.area; 2302 korg1212->sharedBufferPhy = korg1212->dma_shared.addr; 2303 2304 K1212_DEBUG_PRINTK("K1212_DEBUG: Shared Buffer Area = 0x%p (0x%08lx), %d bytes\n", korg1212->sharedBufferPtr, korg1212->sharedBufferPhy, sizeof(struct KorgSharedBuffer)); 2305 2306 #ifndef K1212_LARGEALLOC 2307 2308 korg1212->DataBufsSize = sizeof(struct KorgAudioBuffer) * kNumBuffers; 2309 2310 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 2311 korg1212->DataBufsSize, &korg1212->dma_play) < 0) { 2312 snd_printk(KERN_ERR "korg1212: can not allocate play data buffer memory (%d bytes)\n", korg1212->DataBufsSize); 2313 snd_korg1212_free(korg1212); 2314 return -ENOMEM; 2315 } 2316 korg1212->playDataBufsPtr = (struct KorgAudioBuffer *)korg1212->dma_play.area; 2317 korg1212->PlayDataPhy = korg1212->dma_play.addr; 2318 2319 K1212_DEBUG_PRINTK("K1212_DEBUG: Play Data Area = 0x%p (0x%08x), %d bytes\n", 2320 korg1212->playDataBufsPtr, korg1212->PlayDataPhy, korg1212->DataBufsSize); 2321 2322 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 2323 korg1212->DataBufsSize, &korg1212->dma_rec) < 0) { 2324 snd_printk(KERN_ERR "korg1212: can not allocate record data buffer memory (%d bytes)\n", korg1212->DataBufsSize); 2325 snd_korg1212_free(korg1212); 2326 return -ENOMEM; 2327 } 2328 korg1212->recordDataBufsPtr = (struct KorgAudioBuffer *)korg1212->dma_rec.area; 2329 korg1212->RecDataPhy = korg1212->dma_rec.addr; 2330 2331 K1212_DEBUG_PRINTK("K1212_DEBUG: Record Data Area = 0x%p (0x%08x), %d bytes\n", 2332 korg1212->recordDataBufsPtr, korg1212->RecDataPhy, korg1212->DataBufsSize); 2333 2334 #else // K1212_LARGEALLOC 2335 2336 korg1212->recordDataBufsPtr = korg1212->sharedBufferPtr->recordDataBufs; 2337 korg1212->playDataBufsPtr = korg1212->sharedBufferPtr->playDataBufs; 2338 korg1212->PlayDataPhy = (u32) &((struct KorgSharedBuffer *) korg1212->sharedBufferPhy)->playDataBufs; 2339 korg1212->RecDataPhy = (u32) &((struct KorgSharedBuffer *) korg1212->sharedBufferPhy)->recordDataBufs; 2340 2341 #endif // K1212_LARGEALLOC 2342 2343 korg1212->VolumeTablePhy = korg1212->sharedBufferPhy + 2344 offsetof(struct KorgSharedBuffer, volumeData); 2345 korg1212->RoutingTablePhy = korg1212->sharedBufferPhy + 2346 offsetof(struct KorgSharedBuffer, routeData); 2347 korg1212->AdatTimeCodePhy = korg1212->sharedBufferPhy + 2348 offsetof(struct KorgSharedBuffer, AdatTimeCode); 2349 2350 err = request_firmware(&dsp_code, "korg/k1212.dsp", &pci->dev); 2351 if (err < 0) { 2352 release_firmware(dsp_code); 2353 snd_printk(KERN_ERR "firmware not available\n"); 2354 snd_korg1212_free(korg1212); 2355 return err; 2356 } 2357 2358 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 2359 dsp_code->size, &korg1212->dma_dsp) < 0) { 2360 snd_printk(KERN_ERR "korg1212: cannot allocate dsp code memory (%zd bytes)\n", dsp_code->size); 2361 snd_korg1212_free(korg1212); 2362 release_firmware(dsp_code); 2363 return -ENOMEM; 2364 } 2365 2366 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP Code area = 0x%p (0x%08x) %d bytes [%s]\n", 2367 korg1212->dma_dsp.area, korg1212->dma_dsp.addr, dsp_code->size, 2368 stateName[korg1212->cardState]); 2369 2370 memcpy(korg1212->dma_dsp.area, dsp_code->data, dsp_code->size); 2371 2372 release_firmware(dsp_code); 2373 2374 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_RebootCard, 0, 0, 0, 0); 2375 2376 if (rc) 2377 K1212_DEBUG_PRINTK("K1212_DEBUG: Reboot Card - RC = %d [%s]\n", rc, stateName[korg1212->cardState]); 2378 2379 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, korg1212, &ops)) < 0) { 2380 snd_korg1212_free(korg1212); 2381 return err; 2382 } 2383 2384 snd_korg1212_EnableCardInterrupts(korg1212); 2385 2386 mdelay(CARD_BOOT_DELAY_IN_MS); 2387 2388 if (snd_korg1212_downloadDSPCode(korg1212)) 2389 return -EBUSY; 2390 2391 K1212_DEBUG_PRINTK("korg1212: dspMemPhy = %08x U[%08x], " 2392 "PlayDataPhy = %08x L[%08x]\n" 2393 "korg1212: RecDataPhy = %08x L[%08x], " 2394 "VolumeTablePhy = %08x L[%08x]\n" 2395 "korg1212: RoutingTablePhy = %08x L[%08x], " 2396 "AdatTimeCodePhy = %08x L[%08x]\n", 2397 (int)korg1212->dma_dsp.addr, UpperWordSwap(korg1212->dma_dsp.addr), 2398 korg1212->PlayDataPhy, LowerWordSwap(korg1212->PlayDataPhy), 2399 korg1212->RecDataPhy, LowerWordSwap(korg1212->RecDataPhy), 2400 korg1212->VolumeTablePhy, LowerWordSwap(korg1212->VolumeTablePhy), 2401 korg1212->RoutingTablePhy, LowerWordSwap(korg1212->RoutingTablePhy), 2402 korg1212->AdatTimeCodePhy, LowerWordSwap(korg1212->AdatTimeCodePhy)); 2403 2404 if ((err = snd_pcm_new(korg1212->card, "korg1212", 0, 1, 1, &korg1212->pcm)) < 0) 2405 return err; 2406 2407 korg1212->pcm->private_data = korg1212; 2408 korg1212->pcm->private_free = snd_korg1212_free_pcm; 2409 strcpy(korg1212->pcm->name, "korg1212"); 2410 2411 snd_pcm_set_ops(korg1212->pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_korg1212_playback_ops); 2412 2413 snd_pcm_set_ops(korg1212->pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_korg1212_capture_ops); 2414 2415 korg1212->pcm->info_flags = SNDRV_PCM_INFO_JOINT_DUPLEX; 2416 2417 for (i = 0; i < ARRAY_SIZE(snd_korg1212_controls); i++) { 2418 err = snd_ctl_add(korg1212->card, snd_ctl_new1(&snd_korg1212_controls[i], korg1212)); 2419 if (err < 0) 2420 return err; 2421 } 2422 2423 snd_korg1212_proc_init(korg1212); 2424 2425 * rchip = korg1212; 2426 return 0; 2427 2428 } 2429 2430 /* 2431 * Card initialisation 2432 */ 2433 2434 static int 2435 snd_korg1212_probe(struct pci_dev *pci, 2436 const struct pci_device_id *pci_id) 2437 { 2438 static int dev; 2439 struct snd_korg1212 *korg1212; 2440 struct snd_card *card; 2441 int err; 2442 2443 if (dev >= SNDRV_CARDS) { 2444 return -ENODEV; 2445 } 2446 if (!enable[dev]) { 2447 dev++; 2448 return -ENOENT; 2449 } 2450 err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE, 2451 0, &card); 2452 if (err < 0) 2453 return err; 2454 2455 if ((err = snd_korg1212_create(card, pci, &korg1212)) < 0) { 2456 snd_card_free(card); 2457 return err; 2458 } 2459 2460 strcpy(card->driver, "korg1212"); 2461 strcpy(card->shortname, "korg1212"); 2462 sprintf(card->longname, "%s at 0x%lx, irq %d", card->shortname, 2463 korg1212->iomem, korg1212->irq); 2464 2465 K1212_DEBUG_PRINTK("K1212_DEBUG: %s\n", card->longname); 2466 2467 if ((err = snd_card_register(card)) < 0) { 2468 snd_card_free(card); 2469 return err; 2470 } 2471 pci_set_drvdata(pci, card); 2472 dev++; 2473 return 0; 2474 } 2475 2476 static void snd_korg1212_remove(struct pci_dev *pci) 2477 { 2478 snd_card_free(pci_get_drvdata(pci)); 2479 } 2480 2481 static struct pci_driver korg1212_driver = { 2482 .name = KBUILD_MODNAME, 2483 .id_table = snd_korg1212_ids, 2484 .probe = snd_korg1212_probe, 2485 .remove = snd_korg1212_remove, 2486 }; 2487 2488 module_pci_driver(korg1212_driver); 2489