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