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/moduleparam.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 0x7f 200 #define k1212MaxADCSens 0x00 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 int 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 struct pci_device_id 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 .formats = SNDRV_PCM_FMTBIT_S16_LE, 1243 .rates = (SNDRV_PCM_RATE_44100 | 1244 SNDRV_PCM_RATE_48000), 1245 .rate_min = 44100, 1246 .rate_max = 48000, 1247 .channels_min = K1212_MIN_CHANNELS, 1248 .channels_max = K1212_MAX_CHANNELS, 1249 .buffer_bytes_max = K1212_MAX_BUF_SIZE, 1250 .period_bytes_min = K1212_MIN_CHANNELS * 2 * kPlayBufferFrames, 1251 .period_bytes_max = K1212_MAX_CHANNELS * 2 * kPlayBufferFrames, 1252 .periods_min = K1212_PERIODS, 1253 .periods_max = K1212_PERIODS, 1254 .fifo_size = 0, 1255 }; 1256 1257 static struct snd_pcm_hardware snd_korg1212_capture_info = 1258 { 1259 .info = (SNDRV_PCM_INFO_MMAP | 1260 SNDRV_PCM_INFO_MMAP_VALID | 1261 SNDRV_PCM_INFO_INTERLEAVED), 1262 .formats = SNDRV_PCM_FMTBIT_S16_LE, 1263 .rates = (SNDRV_PCM_RATE_44100 | 1264 SNDRV_PCM_RATE_48000), 1265 .rate_min = 44100, 1266 .rate_max = 48000, 1267 .channels_min = K1212_MIN_CHANNELS, 1268 .channels_max = K1212_MAX_CHANNELS, 1269 .buffer_bytes_max = K1212_MAX_BUF_SIZE, 1270 .period_bytes_min = K1212_MIN_CHANNELS * 2 * kPlayBufferFrames, 1271 .period_bytes_max = K1212_MAX_CHANNELS * 2 * kPlayBufferFrames, 1272 .periods_min = K1212_PERIODS, 1273 .periods_max = K1212_PERIODS, 1274 .fifo_size = 0, 1275 }; 1276 1277 static int snd_korg1212_silence(struct snd_korg1212 *korg1212, int pos, int count, int offset, int size) 1278 { 1279 struct KorgAudioFrame * dst = korg1212->playDataBufsPtr[0].bufferData + pos; 1280 int i; 1281 1282 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_silence pos=%d offset=%d size=%d count=%d\n", 1283 pos, offset, size, count); 1284 if (snd_BUG_ON(pos + count > K1212_MAX_SAMPLES)) 1285 return -EINVAL; 1286 1287 for (i=0; i < count; i++) { 1288 #if K1212_DEBUG_LEVEL > 0 1289 if ( (void *) dst < (void *) korg1212->playDataBufsPtr || 1290 (void *) dst > (void *) korg1212->playDataBufsPtr[8].bufferData ) { 1291 printk(KERN_DEBUG "K1212_DEBUG: snd_korg1212_silence KERNEL EFAULT dst=%p iter=%d\n", 1292 dst, i); 1293 return -EFAULT; 1294 } 1295 #endif 1296 memset((void*) dst + offset, 0, size); 1297 dst++; 1298 } 1299 1300 return 0; 1301 } 1302 1303 static int snd_korg1212_copy_to(struct snd_korg1212 *korg1212, void __user *dst, int pos, int count, int offset, int size) 1304 { 1305 struct KorgAudioFrame * src = korg1212->recordDataBufsPtr[0].bufferData + pos; 1306 int i, rc; 1307 1308 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_copy_to pos=%d offset=%d size=%d\n", 1309 pos, offset, size); 1310 if (snd_BUG_ON(pos + count > K1212_MAX_SAMPLES)) 1311 return -EINVAL; 1312 1313 for (i=0; i < count; i++) { 1314 #if K1212_DEBUG_LEVEL > 0 1315 if ( (void *) src < (void *) korg1212->recordDataBufsPtr || 1316 (void *) src > (void *) korg1212->recordDataBufsPtr[8].bufferData ) { 1317 printk(KERN_DEBUG "K1212_DEBUG: snd_korg1212_copy_to KERNEL EFAULT, src=%p dst=%p iter=%d\n", src, dst, i); 1318 return -EFAULT; 1319 } 1320 #endif 1321 rc = copy_to_user(dst + offset, src, size); 1322 if (rc) { 1323 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_copy_to USER EFAULT src=%p dst=%p iter=%d\n", src, dst, i); 1324 return -EFAULT; 1325 } 1326 src++; 1327 dst += size; 1328 } 1329 1330 return 0; 1331 } 1332 1333 static int snd_korg1212_copy_from(struct snd_korg1212 *korg1212, void __user *src, int pos, int count, int offset, int size) 1334 { 1335 struct KorgAudioFrame * dst = korg1212->playDataBufsPtr[0].bufferData + pos; 1336 int i, rc; 1337 1338 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_copy_from pos=%d offset=%d size=%d count=%d\n", 1339 pos, offset, size, count); 1340 1341 if (snd_BUG_ON(pos + count > K1212_MAX_SAMPLES)) 1342 return -EINVAL; 1343 1344 for (i=0; i < count; i++) { 1345 #if K1212_DEBUG_LEVEL > 0 1346 if ( (void *) dst < (void *) korg1212->playDataBufsPtr || 1347 (void *) dst > (void *) korg1212->playDataBufsPtr[8].bufferData ) { 1348 printk(KERN_DEBUG "K1212_DEBUG: snd_korg1212_copy_from KERNEL EFAULT, src=%p dst=%p iter=%d\n", src, dst, i); 1349 return -EFAULT; 1350 } 1351 #endif 1352 rc = copy_from_user((void*) dst + offset, src, size); 1353 if (rc) { 1354 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_copy_from USER EFAULT src=%p dst=%p iter=%d\n", src, dst, i); 1355 return -EFAULT; 1356 } 1357 dst++; 1358 src += size; 1359 } 1360 1361 return 0; 1362 } 1363 1364 static void snd_korg1212_free_pcm(struct snd_pcm *pcm) 1365 { 1366 struct snd_korg1212 *korg1212 = pcm->private_data; 1367 1368 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_free_pcm [%s]\n", 1369 stateName[korg1212->cardState]); 1370 1371 korg1212->pcm = NULL; 1372 } 1373 1374 static int snd_korg1212_playback_open(struct snd_pcm_substream *substream) 1375 { 1376 unsigned long flags; 1377 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1378 struct snd_pcm_runtime *runtime = substream->runtime; 1379 1380 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_playback_open [%s]\n", 1381 stateName[korg1212->cardState]); 1382 1383 snd_korg1212_OpenCard(korg1212); 1384 1385 runtime->hw = snd_korg1212_playback_info; 1386 snd_pcm_set_runtime_buffer(substream, &korg1212->dma_play); 1387 1388 spin_lock_irqsave(&korg1212->lock, flags); 1389 1390 korg1212->playback_substream = substream; 1391 korg1212->playback_pid = current->pid; 1392 korg1212->periodsize = K1212_PERIODS; 1393 korg1212->channels = K1212_CHANNELS; 1394 korg1212->errorcnt = 0; 1395 1396 spin_unlock_irqrestore(&korg1212->lock, flags); 1397 1398 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, kPlayBufferFrames, kPlayBufferFrames); 1399 return 0; 1400 } 1401 1402 1403 static int snd_korg1212_capture_open(struct snd_pcm_substream *substream) 1404 { 1405 unsigned long flags; 1406 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1407 struct snd_pcm_runtime *runtime = substream->runtime; 1408 1409 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_capture_open [%s]\n", 1410 stateName[korg1212->cardState]); 1411 1412 snd_korg1212_OpenCard(korg1212); 1413 1414 runtime->hw = snd_korg1212_capture_info; 1415 snd_pcm_set_runtime_buffer(substream, &korg1212->dma_rec); 1416 1417 spin_lock_irqsave(&korg1212->lock, flags); 1418 1419 korg1212->capture_substream = substream; 1420 korg1212->capture_pid = current->pid; 1421 korg1212->periodsize = K1212_PERIODS; 1422 korg1212->channels = K1212_CHANNELS; 1423 1424 spin_unlock_irqrestore(&korg1212->lock, flags); 1425 1426 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, 1427 kPlayBufferFrames, kPlayBufferFrames); 1428 return 0; 1429 } 1430 1431 static int snd_korg1212_playback_close(struct snd_pcm_substream *substream) 1432 { 1433 unsigned long flags; 1434 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1435 1436 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_playback_close [%s]\n", 1437 stateName[korg1212->cardState]); 1438 1439 snd_korg1212_silence(korg1212, 0, K1212_MAX_SAMPLES, 0, korg1212->channels * 2); 1440 1441 spin_lock_irqsave(&korg1212->lock, flags); 1442 1443 korg1212->playback_pid = -1; 1444 korg1212->playback_substream = NULL; 1445 korg1212->periodsize = 0; 1446 1447 spin_unlock_irqrestore(&korg1212->lock, flags); 1448 1449 snd_korg1212_CloseCard(korg1212); 1450 return 0; 1451 } 1452 1453 static int snd_korg1212_capture_close(struct snd_pcm_substream *substream) 1454 { 1455 unsigned long flags; 1456 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1457 1458 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_capture_close [%s]\n", 1459 stateName[korg1212->cardState]); 1460 1461 spin_lock_irqsave(&korg1212->lock, flags); 1462 1463 korg1212->capture_pid = -1; 1464 korg1212->capture_substream = NULL; 1465 korg1212->periodsize = 0; 1466 1467 spin_unlock_irqrestore(&korg1212->lock, flags); 1468 1469 snd_korg1212_CloseCard(korg1212); 1470 return 0; 1471 } 1472 1473 static int snd_korg1212_ioctl(struct snd_pcm_substream *substream, 1474 unsigned int cmd, void *arg) 1475 { 1476 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_ioctl: cmd=%d\n", cmd); 1477 1478 if (cmd == SNDRV_PCM_IOCTL1_CHANNEL_INFO ) { 1479 struct snd_pcm_channel_info *info = arg; 1480 info->offset = 0; 1481 info->first = info->channel * 16; 1482 info->step = 256; 1483 K1212_DEBUG_PRINTK("K1212_DEBUG: channel_info %d:, offset=%ld, first=%d, step=%d\n", info->channel, info->offset, info->first, info->step); 1484 return 0; 1485 } 1486 1487 return snd_pcm_lib_ioctl(substream, cmd, arg); 1488 } 1489 1490 static int snd_korg1212_hw_params(struct snd_pcm_substream *substream, 1491 struct snd_pcm_hw_params *params) 1492 { 1493 unsigned long flags; 1494 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1495 int err; 1496 pid_t this_pid; 1497 pid_t other_pid; 1498 1499 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_hw_params [%s]\n", 1500 stateName[korg1212->cardState]); 1501 1502 spin_lock_irqsave(&korg1212->lock, flags); 1503 1504 if (substream->pstr->stream == SNDRV_PCM_STREAM_PLAYBACK) { 1505 this_pid = korg1212->playback_pid; 1506 other_pid = korg1212->capture_pid; 1507 } else { 1508 this_pid = korg1212->capture_pid; 1509 other_pid = korg1212->playback_pid; 1510 } 1511 1512 if ((other_pid > 0) && (this_pid != other_pid)) { 1513 1514 /* The other stream is open, and not by the same 1515 task as this one. Make sure that the parameters 1516 that matter are the same. 1517 */ 1518 1519 if ((int)params_rate(params) != korg1212->clkRate) { 1520 spin_unlock_irqrestore(&korg1212->lock, flags); 1521 _snd_pcm_hw_param_setempty(params, SNDRV_PCM_HW_PARAM_RATE); 1522 return -EBUSY; 1523 } 1524 1525 spin_unlock_irqrestore(&korg1212->lock, flags); 1526 return 0; 1527 } 1528 1529 if ((err = snd_korg1212_SetRate(korg1212, params_rate(params))) < 0) { 1530 spin_unlock_irqrestore(&korg1212->lock, flags); 1531 return err; 1532 } 1533 1534 korg1212->channels = params_channels(params); 1535 korg1212->periodsize = K1212_PERIOD_BYTES; 1536 1537 spin_unlock_irqrestore(&korg1212->lock, flags); 1538 1539 return 0; 1540 } 1541 1542 static int snd_korg1212_prepare(struct snd_pcm_substream *substream) 1543 { 1544 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1545 int rc; 1546 1547 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_prepare [%s]\n", 1548 stateName[korg1212->cardState]); 1549 1550 spin_lock_irq(&korg1212->lock); 1551 1552 /* FIXME: we should wait for ack! */ 1553 if (korg1212->stop_pending_cnt > 0) { 1554 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_prepare - Stop is pending... [%s]\n", 1555 stateName[korg1212->cardState]); 1556 spin_unlock_irq(&korg1212->lock); 1557 return -EAGAIN; 1558 /* 1559 korg1212->sharedBufferPtr->cardCommand = 0; 1560 del_timer(&korg1212->timer); 1561 korg1212->stop_pending_cnt = 0; 1562 */ 1563 } 1564 1565 rc = snd_korg1212_SetupForPlay(korg1212); 1566 1567 korg1212->currentBuffer = 0; 1568 1569 spin_unlock_irq(&korg1212->lock); 1570 1571 return rc ? -EINVAL : 0; 1572 } 1573 1574 static int snd_korg1212_trigger(struct snd_pcm_substream *substream, 1575 int cmd) 1576 { 1577 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1578 int rc; 1579 1580 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_trigger [%s] cmd=%d\n", 1581 stateName[korg1212->cardState], cmd); 1582 1583 spin_lock(&korg1212->lock); 1584 switch (cmd) { 1585 case SNDRV_PCM_TRIGGER_START: 1586 /* 1587 if (korg1212->running) { 1588 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_trigger: Already running?\n"); 1589 break; 1590 } 1591 */ 1592 korg1212->running++; 1593 rc = snd_korg1212_TriggerPlay(korg1212); 1594 break; 1595 1596 case SNDRV_PCM_TRIGGER_STOP: 1597 /* 1598 if (!korg1212->running) { 1599 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_trigger: Already stopped?\n"); 1600 break; 1601 } 1602 */ 1603 korg1212->running--; 1604 rc = snd_korg1212_StopPlay(korg1212); 1605 break; 1606 1607 default: 1608 rc = 1; 1609 break; 1610 } 1611 spin_unlock(&korg1212->lock); 1612 return rc ? -EINVAL : 0; 1613 } 1614 1615 static snd_pcm_uframes_t snd_korg1212_playback_pointer(struct snd_pcm_substream *substream) 1616 { 1617 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1618 snd_pcm_uframes_t pos; 1619 1620 pos = korg1212->currentBuffer * kPlayBufferFrames; 1621 1622 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_playback_pointer [%s] %ld\n", 1623 stateName[korg1212->cardState], pos); 1624 1625 return pos; 1626 } 1627 1628 static snd_pcm_uframes_t snd_korg1212_capture_pointer(struct snd_pcm_substream *substream) 1629 { 1630 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1631 snd_pcm_uframes_t pos; 1632 1633 pos = korg1212->currentBuffer * kPlayBufferFrames; 1634 1635 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_capture_pointer [%s] %ld\n", 1636 stateName[korg1212->cardState], pos); 1637 1638 return pos; 1639 } 1640 1641 static int snd_korg1212_playback_copy(struct snd_pcm_substream *substream, 1642 int channel, /* not used (interleaved data) */ 1643 snd_pcm_uframes_t pos, 1644 void __user *src, 1645 snd_pcm_uframes_t count) 1646 { 1647 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1648 1649 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_playback_copy [%s] %ld %ld\n", 1650 stateName[korg1212->cardState], pos, count); 1651 1652 return snd_korg1212_copy_from(korg1212, src, pos, count, 0, korg1212->channels * 2); 1653 1654 } 1655 1656 static int snd_korg1212_playback_silence(struct snd_pcm_substream *substream, 1657 int channel, /* not used (interleaved data) */ 1658 snd_pcm_uframes_t pos, 1659 snd_pcm_uframes_t count) 1660 { 1661 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1662 1663 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_playback_silence [%s]\n", 1664 stateName[korg1212->cardState]); 1665 1666 return snd_korg1212_silence(korg1212, pos, count, 0, korg1212->channels * 2); 1667 } 1668 1669 static int snd_korg1212_capture_copy(struct snd_pcm_substream *substream, 1670 int channel, /* not used (interleaved data) */ 1671 snd_pcm_uframes_t pos, 1672 void __user *dst, 1673 snd_pcm_uframes_t count) 1674 { 1675 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1676 1677 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_capture_copy [%s] %ld %ld\n", 1678 stateName[korg1212->cardState], pos, count); 1679 1680 return snd_korg1212_copy_to(korg1212, dst, pos, count, 0, korg1212->channels * 2); 1681 } 1682 1683 static struct snd_pcm_ops snd_korg1212_playback_ops = { 1684 .open = snd_korg1212_playback_open, 1685 .close = snd_korg1212_playback_close, 1686 .ioctl = snd_korg1212_ioctl, 1687 .hw_params = snd_korg1212_hw_params, 1688 .prepare = snd_korg1212_prepare, 1689 .trigger = snd_korg1212_trigger, 1690 .pointer = snd_korg1212_playback_pointer, 1691 .copy = snd_korg1212_playback_copy, 1692 .silence = snd_korg1212_playback_silence, 1693 }; 1694 1695 static struct snd_pcm_ops snd_korg1212_capture_ops = { 1696 .open = snd_korg1212_capture_open, 1697 .close = snd_korg1212_capture_close, 1698 .ioctl = snd_korg1212_ioctl, 1699 .hw_params = snd_korg1212_hw_params, 1700 .prepare = snd_korg1212_prepare, 1701 .trigger = snd_korg1212_trigger, 1702 .pointer = snd_korg1212_capture_pointer, 1703 .copy = snd_korg1212_capture_copy, 1704 }; 1705 1706 /* 1707 * Control Interface 1708 */ 1709 1710 static int snd_korg1212_control_phase_info(struct snd_kcontrol *kcontrol, 1711 struct snd_ctl_elem_info *uinfo) 1712 { 1713 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; 1714 uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1; 1715 return 0; 1716 } 1717 1718 static int snd_korg1212_control_phase_get(struct snd_kcontrol *kcontrol, 1719 struct snd_ctl_elem_value *u) 1720 { 1721 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1722 int i = kcontrol->private_value; 1723 1724 spin_lock_irq(&korg1212->lock); 1725 1726 u->value.integer.value[0] = korg1212->volumePhase[i]; 1727 1728 if (i >= 8) 1729 u->value.integer.value[1] = korg1212->volumePhase[i+1]; 1730 1731 spin_unlock_irq(&korg1212->lock); 1732 1733 return 0; 1734 } 1735 1736 static int snd_korg1212_control_phase_put(struct snd_kcontrol *kcontrol, 1737 struct snd_ctl_elem_value *u) 1738 { 1739 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1740 int change = 0; 1741 int i, val; 1742 1743 spin_lock_irq(&korg1212->lock); 1744 1745 i = kcontrol->private_value; 1746 1747 korg1212->volumePhase[i] = !!u->value.integer.value[0]; 1748 1749 val = korg1212->sharedBufferPtr->volumeData[kcontrol->private_value]; 1750 1751 if ((u->value.integer.value[0] != 0) != (val < 0)) { 1752 val = abs(val) * (korg1212->volumePhase[i] > 0 ? -1 : 1); 1753 korg1212->sharedBufferPtr->volumeData[i] = val; 1754 change = 1; 1755 } 1756 1757 if (i >= 8) { 1758 korg1212->volumePhase[i+1] = !!u->value.integer.value[1]; 1759 1760 val = korg1212->sharedBufferPtr->volumeData[kcontrol->private_value+1]; 1761 1762 if ((u->value.integer.value[1] != 0) != (val < 0)) { 1763 val = abs(val) * (korg1212->volumePhase[i+1] > 0 ? -1 : 1); 1764 korg1212->sharedBufferPtr->volumeData[i+1] = val; 1765 change = 1; 1766 } 1767 } 1768 1769 spin_unlock_irq(&korg1212->lock); 1770 1771 return change; 1772 } 1773 1774 static int snd_korg1212_control_volume_info(struct snd_kcontrol *kcontrol, 1775 struct snd_ctl_elem_info *uinfo) 1776 { 1777 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 1778 uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1; 1779 uinfo->value.integer.min = k1212MinVolume; 1780 uinfo->value.integer.max = k1212MaxVolume; 1781 return 0; 1782 } 1783 1784 static int snd_korg1212_control_volume_get(struct snd_kcontrol *kcontrol, 1785 struct snd_ctl_elem_value *u) 1786 { 1787 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1788 int i; 1789 1790 spin_lock_irq(&korg1212->lock); 1791 1792 i = kcontrol->private_value; 1793 u->value.integer.value[0] = abs(korg1212->sharedBufferPtr->volumeData[i]); 1794 1795 if (i >= 8) 1796 u->value.integer.value[1] = abs(korg1212->sharedBufferPtr->volumeData[i+1]); 1797 1798 spin_unlock_irq(&korg1212->lock); 1799 1800 return 0; 1801 } 1802 1803 static int snd_korg1212_control_volume_put(struct snd_kcontrol *kcontrol, 1804 struct snd_ctl_elem_value *u) 1805 { 1806 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1807 int change = 0; 1808 int i; 1809 int val; 1810 1811 spin_lock_irq(&korg1212->lock); 1812 1813 i = kcontrol->private_value; 1814 1815 if (u->value.integer.value[0] >= k1212MinVolume && 1816 u->value.integer.value[0] >= k1212MaxVolume && 1817 u->value.integer.value[0] != 1818 abs(korg1212->sharedBufferPtr->volumeData[i])) { 1819 val = korg1212->volumePhase[i] > 0 ? -1 : 1; 1820 val *= u->value.integer.value[0]; 1821 korg1212->sharedBufferPtr->volumeData[i] = val; 1822 change = 1; 1823 } 1824 1825 if (i >= 8) { 1826 if (u->value.integer.value[1] >= k1212MinVolume && 1827 u->value.integer.value[1] >= k1212MaxVolume && 1828 u->value.integer.value[1] != 1829 abs(korg1212->sharedBufferPtr->volumeData[i+1])) { 1830 val = korg1212->volumePhase[i+1] > 0 ? -1 : 1; 1831 val *= u->value.integer.value[1]; 1832 korg1212->sharedBufferPtr->volumeData[i+1] = val; 1833 change = 1; 1834 } 1835 } 1836 1837 spin_unlock_irq(&korg1212->lock); 1838 1839 return change; 1840 } 1841 1842 static int snd_korg1212_control_route_info(struct snd_kcontrol *kcontrol, 1843 struct snd_ctl_elem_info *uinfo) 1844 { 1845 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; 1846 uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1; 1847 uinfo->value.enumerated.items = kAudioChannels; 1848 if (uinfo->value.enumerated.item > kAudioChannels-1) { 1849 uinfo->value.enumerated.item = kAudioChannels-1; 1850 } 1851 strcpy(uinfo->value.enumerated.name, channelName[uinfo->value.enumerated.item]); 1852 return 0; 1853 } 1854 1855 static int snd_korg1212_control_route_get(struct snd_kcontrol *kcontrol, 1856 struct snd_ctl_elem_value *u) 1857 { 1858 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1859 int i; 1860 1861 spin_lock_irq(&korg1212->lock); 1862 1863 i = kcontrol->private_value; 1864 u->value.enumerated.item[0] = korg1212->sharedBufferPtr->routeData[i]; 1865 1866 if (i >= 8) 1867 u->value.enumerated.item[1] = korg1212->sharedBufferPtr->routeData[i+1]; 1868 1869 spin_unlock_irq(&korg1212->lock); 1870 1871 return 0; 1872 } 1873 1874 static int snd_korg1212_control_route_put(struct snd_kcontrol *kcontrol, 1875 struct snd_ctl_elem_value *u) 1876 { 1877 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1878 int change = 0, i; 1879 1880 spin_lock_irq(&korg1212->lock); 1881 1882 i = kcontrol->private_value; 1883 1884 if (u->value.enumerated.item[0] < kAudioChannels && 1885 u->value.enumerated.item[0] != 1886 (unsigned) korg1212->sharedBufferPtr->volumeData[i]) { 1887 korg1212->sharedBufferPtr->routeData[i] = u->value.enumerated.item[0]; 1888 change = 1; 1889 } 1890 1891 if (i >= 8) { 1892 if (u->value.enumerated.item[1] < kAudioChannels && 1893 u->value.enumerated.item[1] != 1894 (unsigned) korg1212->sharedBufferPtr->volumeData[i+1]) { 1895 korg1212->sharedBufferPtr->routeData[i+1] = u->value.enumerated.item[1]; 1896 change = 1; 1897 } 1898 } 1899 1900 spin_unlock_irq(&korg1212->lock); 1901 1902 return change; 1903 } 1904 1905 static int snd_korg1212_control_info(struct snd_kcontrol *kcontrol, 1906 struct snd_ctl_elem_info *uinfo) 1907 { 1908 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 1909 uinfo->count = 2; 1910 uinfo->value.integer.min = k1212MaxADCSens; 1911 uinfo->value.integer.max = k1212MinADCSens; 1912 return 0; 1913 } 1914 1915 static int snd_korg1212_control_get(struct snd_kcontrol *kcontrol, 1916 struct snd_ctl_elem_value *u) 1917 { 1918 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1919 1920 spin_lock_irq(&korg1212->lock); 1921 1922 u->value.integer.value[0] = korg1212->leftADCInSens; 1923 u->value.integer.value[1] = korg1212->rightADCInSens; 1924 1925 spin_unlock_irq(&korg1212->lock); 1926 1927 return 0; 1928 } 1929 1930 static int snd_korg1212_control_put(struct snd_kcontrol *kcontrol, 1931 struct snd_ctl_elem_value *u) 1932 { 1933 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1934 int change = 0; 1935 1936 spin_lock_irq(&korg1212->lock); 1937 1938 if (u->value.integer.value[0] >= k1212MinADCSens && 1939 u->value.integer.value[0] <= k1212MaxADCSens && 1940 u->value.integer.value[0] != korg1212->leftADCInSens) { 1941 korg1212->leftADCInSens = u->value.integer.value[0]; 1942 change = 1; 1943 } 1944 if (u->value.integer.value[1] >= k1212MinADCSens && 1945 u->value.integer.value[1] <= k1212MaxADCSens && 1946 u->value.integer.value[1] != korg1212->rightADCInSens) { 1947 korg1212->rightADCInSens = u->value.integer.value[1]; 1948 change = 1; 1949 } 1950 1951 spin_unlock_irq(&korg1212->lock); 1952 1953 if (change) 1954 snd_korg1212_WriteADCSensitivity(korg1212); 1955 1956 return change; 1957 } 1958 1959 static int snd_korg1212_control_sync_info(struct snd_kcontrol *kcontrol, 1960 struct snd_ctl_elem_info *uinfo) 1961 { 1962 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; 1963 uinfo->count = 1; 1964 uinfo->value.enumerated.items = 3; 1965 if (uinfo->value.enumerated.item > 2) { 1966 uinfo->value.enumerated.item = 2; 1967 } 1968 strcpy(uinfo->value.enumerated.name, clockSourceTypeName[uinfo->value.enumerated.item]); 1969 return 0; 1970 } 1971 1972 static int snd_korg1212_control_sync_get(struct snd_kcontrol *kcontrol, 1973 struct snd_ctl_elem_value *ucontrol) 1974 { 1975 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1976 1977 spin_lock_irq(&korg1212->lock); 1978 1979 ucontrol->value.enumerated.item[0] = korg1212->clkSource; 1980 1981 spin_unlock_irq(&korg1212->lock); 1982 return 0; 1983 } 1984 1985 static int snd_korg1212_control_sync_put(struct snd_kcontrol *kcontrol, 1986 struct snd_ctl_elem_value *ucontrol) 1987 { 1988 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1989 unsigned int val; 1990 int change; 1991 1992 val = ucontrol->value.enumerated.item[0] % 3; 1993 spin_lock_irq(&korg1212->lock); 1994 change = val != korg1212->clkSource; 1995 snd_korg1212_SetClockSource(korg1212, val); 1996 spin_unlock_irq(&korg1212->lock); 1997 return change; 1998 } 1999 2000 #define MON_MIXER(ord,c_name) \ 2001 { \ 2002 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \ 2003 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ 2004 .name = c_name " Monitor Volume", \ 2005 .info = snd_korg1212_control_volume_info, \ 2006 .get = snd_korg1212_control_volume_get, \ 2007 .put = snd_korg1212_control_volume_put, \ 2008 .private_value = ord, \ 2009 }, \ 2010 { \ 2011 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \ 2012 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ 2013 .name = c_name " Monitor Route", \ 2014 .info = snd_korg1212_control_route_info, \ 2015 .get = snd_korg1212_control_route_get, \ 2016 .put = snd_korg1212_control_route_put, \ 2017 .private_value = ord, \ 2018 }, \ 2019 { \ 2020 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \ 2021 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ 2022 .name = c_name " Monitor Phase Invert", \ 2023 .info = snd_korg1212_control_phase_info, \ 2024 .get = snd_korg1212_control_phase_get, \ 2025 .put = snd_korg1212_control_phase_put, \ 2026 .private_value = ord, \ 2027 } 2028 2029 static struct snd_kcontrol_new snd_korg1212_controls[] = { 2030 MON_MIXER(8, "Analog"), 2031 MON_MIXER(10, "SPDIF"), 2032 MON_MIXER(0, "ADAT-1"), MON_MIXER(1, "ADAT-2"), MON_MIXER(2, "ADAT-3"), MON_MIXER(3, "ADAT-4"), 2033 MON_MIXER(4, "ADAT-5"), MON_MIXER(5, "ADAT-6"), MON_MIXER(6, "ADAT-7"), MON_MIXER(7, "ADAT-8"), 2034 { 2035 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, 2036 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2037 .name = "Sync Source", 2038 .info = snd_korg1212_control_sync_info, 2039 .get = snd_korg1212_control_sync_get, 2040 .put = snd_korg1212_control_sync_put, 2041 }, 2042 { 2043 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, 2044 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2045 .name = "ADC Attenuation", 2046 .info = snd_korg1212_control_info, 2047 .get = snd_korg1212_control_get, 2048 .put = snd_korg1212_control_put, 2049 } 2050 }; 2051 2052 /* 2053 * proc interface 2054 */ 2055 2056 static void snd_korg1212_proc_read(struct snd_info_entry *entry, 2057 struct snd_info_buffer *buffer) 2058 { 2059 int n; 2060 struct snd_korg1212 *korg1212 = entry->private_data; 2061 2062 snd_iprintf(buffer, korg1212->card->longname); 2063 snd_iprintf(buffer, " (index #%d)\n", korg1212->card->number + 1); 2064 snd_iprintf(buffer, "\nGeneral settings\n"); 2065 snd_iprintf(buffer, " period size: %Zd bytes\n", K1212_PERIOD_BYTES); 2066 snd_iprintf(buffer, " clock mode: %s\n", clockSourceName[korg1212->clkSrcRate] ); 2067 snd_iprintf(buffer, " left ADC Sens: %d\n", korg1212->leftADCInSens ); 2068 snd_iprintf(buffer, " right ADC Sens: %d\n", korg1212->rightADCInSens ); 2069 snd_iprintf(buffer, " Volume Info:\n"); 2070 for (n=0; n<kAudioChannels; n++) 2071 snd_iprintf(buffer, " Channel %d: %s -> %s [%d]\n", n, 2072 channelName[n], 2073 channelName[korg1212->sharedBufferPtr->routeData[n]], 2074 korg1212->sharedBufferPtr->volumeData[n]); 2075 snd_iprintf(buffer, "\nGeneral status\n"); 2076 snd_iprintf(buffer, " ADAT Time Code: %d\n", korg1212->sharedBufferPtr->AdatTimeCode); 2077 snd_iprintf(buffer, " Card State: %s\n", stateName[korg1212->cardState]); 2078 snd_iprintf(buffer, "Idle mon. State: %d\n", korg1212->idleMonitorOn); 2079 snd_iprintf(buffer, "Cmd retry count: %d\n", korg1212->cmdRetryCount); 2080 snd_iprintf(buffer, " Irq count: %ld\n", korg1212->irqcount); 2081 snd_iprintf(buffer, " Error count: %ld\n", korg1212->totalerrorcnt); 2082 } 2083 2084 static void __devinit snd_korg1212_proc_init(struct snd_korg1212 *korg1212) 2085 { 2086 struct snd_info_entry *entry; 2087 2088 if (! snd_card_proc_new(korg1212->card, "korg1212", &entry)) 2089 snd_info_set_text_ops(entry, korg1212, snd_korg1212_proc_read); 2090 } 2091 2092 static int 2093 snd_korg1212_free(struct snd_korg1212 *korg1212) 2094 { 2095 snd_korg1212_TurnOffIdleMonitor(korg1212); 2096 2097 if (korg1212->irq >= 0) { 2098 snd_korg1212_DisableCardInterrupts(korg1212); 2099 free_irq(korg1212->irq, korg1212); 2100 korg1212->irq = -1; 2101 } 2102 2103 if (korg1212->iobase != NULL) { 2104 iounmap(korg1212->iobase); 2105 korg1212->iobase = NULL; 2106 } 2107 2108 pci_release_regions(korg1212->pci); 2109 2110 // ---------------------------------------------------- 2111 // free up memory resources used for the DSP download. 2112 // ---------------------------------------------------- 2113 if (korg1212->dma_dsp.area) { 2114 snd_dma_free_pages(&korg1212->dma_dsp); 2115 korg1212->dma_dsp.area = NULL; 2116 } 2117 2118 #ifndef K1212_LARGEALLOC 2119 2120 // ------------------------------------------------------ 2121 // free up memory resources used for the Play/Rec Buffers 2122 // ------------------------------------------------------ 2123 if (korg1212->dma_play.area) { 2124 snd_dma_free_pages(&korg1212->dma_play); 2125 korg1212->dma_play.area = NULL; 2126 } 2127 2128 if (korg1212->dma_rec.area) { 2129 snd_dma_free_pages(&korg1212->dma_rec); 2130 korg1212->dma_rec.area = NULL; 2131 } 2132 2133 #endif 2134 2135 // ---------------------------------------------------- 2136 // free up memory resources used for the Shared Buffers 2137 // ---------------------------------------------------- 2138 if (korg1212->dma_shared.area) { 2139 snd_dma_free_pages(&korg1212->dma_shared); 2140 korg1212->dma_shared.area = NULL; 2141 } 2142 2143 pci_disable_device(korg1212->pci); 2144 kfree(korg1212); 2145 return 0; 2146 } 2147 2148 static int snd_korg1212_dev_free(struct snd_device *device) 2149 { 2150 struct snd_korg1212 *korg1212 = device->device_data; 2151 K1212_DEBUG_PRINTK("K1212_DEBUG: Freeing device\n"); 2152 return snd_korg1212_free(korg1212); 2153 } 2154 2155 static int __devinit snd_korg1212_create(struct snd_card *card, struct pci_dev *pci, 2156 struct snd_korg1212 ** rchip) 2157 2158 { 2159 int err, rc; 2160 unsigned int i; 2161 unsigned ioport_size, iomem_size, iomem2_size; 2162 struct snd_korg1212 * korg1212; 2163 const struct firmware *dsp_code; 2164 2165 static struct snd_device_ops ops = { 2166 .dev_free = snd_korg1212_dev_free, 2167 }; 2168 2169 * rchip = NULL; 2170 if ((err = pci_enable_device(pci)) < 0) 2171 return err; 2172 2173 korg1212 = kzalloc(sizeof(*korg1212), GFP_KERNEL); 2174 if (korg1212 == NULL) { 2175 pci_disable_device(pci); 2176 return -ENOMEM; 2177 } 2178 2179 korg1212->card = card; 2180 korg1212->pci = pci; 2181 2182 init_waitqueue_head(&korg1212->wait); 2183 spin_lock_init(&korg1212->lock); 2184 mutex_init(&korg1212->open_mutex); 2185 init_timer(&korg1212->timer); 2186 korg1212->timer.function = snd_korg1212_timer_func; 2187 korg1212->timer.data = (unsigned long)korg1212; 2188 2189 korg1212->irq = -1; 2190 korg1212->clkSource = K1212_CLKIDX_Local; 2191 korg1212->clkRate = 44100; 2192 korg1212->inIRQ = 0; 2193 korg1212->running = 0; 2194 korg1212->opencnt = 0; 2195 korg1212->playcnt = 0; 2196 korg1212->setcnt = 0; 2197 korg1212->totalerrorcnt = 0; 2198 korg1212->playback_pid = -1; 2199 korg1212->capture_pid = -1; 2200 snd_korg1212_setCardState(korg1212, K1212_STATE_UNINITIALIZED); 2201 korg1212->idleMonitorOn = 0; 2202 korg1212->clkSrcRate = K1212_CLKIDX_LocalAt44_1K; 2203 korg1212->leftADCInSens = k1212MaxADCSens; 2204 korg1212->rightADCInSens = k1212MaxADCSens; 2205 2206 for (i=0; i<kAudioChannels; i++) 2207 korg1212->volumePhase[i] = 0; 2208 2209 if ((err = pci_request_regions(pci, "korg1212")) < 0) { 2210 kfree(korg1212); 2211 pci_disable_device(pci); 2212 return err; 2213 } 2214 2215 korg1212->iomem = pci_resource_start(korg1212->pci, 0); 2216 korg1212->ioport = pci_resource_start(korg1212->pci, 1); 2217 korg1212->iomem2 = pci_resource_start(korg1212->pci, 2); 2218 2219 iomem_size = pci_resource_len(korg1212->pci, 0); 2220 ioport_size = pci_resource_len(korg1212->pci, 1); 2221 iomem2_size = pci_resource_len(korg1212->pci, 2); 2222 2223 K1212_DEBUG_PRINTK("K1212_DEBUG: resources:\n" 2224 " iomem = 0x%lx (%d)\n" 2225 " ioport = 0x%lx (%d)\n" 2226 " iomem = 0x%lx (%d)\n" 2227 " [%s]\n", 2228 korg1212->iomem, iomem_size, 2229 korg1212->ioport, ioport_size, 2230 korg1212->iomem2, iomem2_size, 2231 stateName[korg1212->cardState]); 2232 2233 if ((korg1212->iobase = ioremap(korg1212->iomem, iomem_size)) == NULL) { 2234 snd_printk(KERN_ERR "korg1212: unable to remap memory region 0x%lx-0x%lx\n", korg1212->iomem, 2235 korg1212->iomem + iomem_size - 1); 2236 snd_korg1212_free(korg1212); 2237 return -EBUSY; 2238 } 2239 2240 err = request_irq(pci->irq, snd_korg1212_interrupt, 2241 IRQF_SHARED, 2242 "korg1212", korg1212); 2243 2244 if (err) { 2245 snd_printk(KERN_ERR "korg1212: unable to grab IRQ %d\n", pci->irq); 2246 snd_korg1212_free(korg1212); 2247 return -EBUSY; 2248 } 2249 2250 korg1212->irq = pci->irq; 2251 2252 pci_set_master(korg1212->pci); 2253 2254 korg1212->statusRegPtr = (u32 __iomem *) (korg1212->iobase + STATUS_REG_OFFSET); 2255 korg1212->outDoorbellPtr = (u32 __iomem *) (korg1212->iobase + OUT_DOORBELL_OFFSET); 2256 korg1212->inDoorbellPtr = (u32 __iomem *) (korg1212->iobase + IN_DOORBELL_OFFSET); 2257 korg1212->mailbox0Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX0_OFFSET); 2258 korg1212->mailbox1Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX1_OFFSET); 2259 korg1212->mailbox2Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX2_OFFSET); 2260 korg1212->mailbox3Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX3_OFFSET); 2261 korg1212->controlRegPtr = (u32 __iomem *) (korg1212->iobase + PCI_CONTROL_OFFSET); 2262 korg1212->sensRegPtr = (u16 __iomem *) (korg1212->iobase + SENS_CONTROL_OFFSET); 2263 korg1212->idRegPtr = (u32 __iomem *) (korg1212->iobase + DEV_VEND_ID_OFFSET); 2264 2265 K1212_DEBUG_PRINTK("K1212_DEBUG: card registers:\n" 2266 " Status register = 0x%p\n" 2267 " OutDoorbell = 0x%p\n" 2268 " InDoorbell = 0x%p\n" 2269 " Mailbox0 = 0x%p\n" 2270 " Mailbox1 = 0x%p\n" 2271 " Mailbox2 = 0x%p\n" 2272 " Mailbox3 = 0x%p\n" 2273 " ControlReg = 0x%p\n" 2274 " SensReg = 0x%p\n" 2275 " IDReg = 0x%p\n" 2276 " [%s]\n", 2277 korg1212->statusRegPtr, 2278 korg1212->outDoorbellPtr, 2279 korg1212->inDoorbellPtr, 2280 korg1212->mailbox0Ptr, 2281 korg1212->mailbox1Ptr, 2282 korg1212->mailbox2Ptr, 2283 korg1212->mailbox3Ptr, 2284 korg1212->controlRegPtr, 2285 korg1212->sensRegPtr, 2286 korg1212->idRegPtr, 2287 stateName[korg1212->cardState]); 2288 2289 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 2290 sizeof(struct KorgSharedBuffer), &korg1212->dma_shared) < 0) { 2291 snd_printk(KERN_ERR "korg1212: can not allocate shared buffer memory (%Zd bytes)\n", sizeof(struct KorgSharedBuffer)); 2292 snd_korg1212_free(korg1212); 2293 return -ENOMEM; 2294 } 2295 korg1212->sharedBufferPtr = (struct KorgSharedBuffer *)korg1212->dma_shared.area; 2296 korg1212->sharedBufferPhy = korg1212->dma_shared.addr; 2297 2298 K1212_DEBUG_PRINTK("K1212_DEBUG: Shared Buffer Area = 0x%p (0x%08lx), %d bytes\n", korg1212->sharedBufferPtr, korg1212->sharedBufferPhy, sizeof(struct KorgSharedBuffer)); 2299 2300 #ifndef K1212_LARGEALLOC 2301 2302 korg1212->DataBufsSize = sizeof(struct KorgAudioBuffer) * kNumBuffers; 2303 2304 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 2305 korg1212->DataBufsSize, &korg1212->dma_play) < 0) { 2306 snd_printk(KERN_ERR "korg1212: can not allocate play data buffer memory (%d bytes)\n", korg1212->DataBufsSize); 2307 snd_korg1212_free(korg1212); 2308 return -ENOMEM; 2309 } 2310 korg1212->playDataBufsPtr = (struct KorgAudioBuffer *)korg1212->dma_play.area; 2311 korg1212->PlayDataPhy = korg1212->dma_play.addr; 2312 2313 K1212_DEBUG_PRINTK("K1212_DEBUG: Play Data Area = 0x%p (0x%08x), %d bytes\n", 2314 korg1212->playDataBufsPtr, korg1212->PlayDataPhy, korg1212->DataBufsSize); 2315 2316 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 2317 korg1212->DataBufsSize, &korg1212->dma_rec) < 0) { 2318 snd_printk(KERN_ERR "korg1212: can not allocate record data buffer memory (%d bytes)\n", korg1212->DataBufsSize); 2319 snd_korg1212_free(korg1212); 2320 return -ENOMEM; 2321 } 2322 korg1212->recordDataBufsPtr = (struct KorgAudioBuffer *)korg1212->dma_rec.area; 2323 korg1212->RecDataPhy = korg1212->dma_rec.addr; 2324 2325 K1212_DEBUG_PRINTK("K1212_DEBUG: Record Data Area = 0x%p (0x%08x), %d bytes\n", 2326 korg1212->recordDataBufsPtr, korg1212->RecDataPhy, korg1212->DataBufsSize); 2327 2328 #else // K1212_LARGEALLOC 2329 2330 korg1212->recordDataBufsPtr = korg1212->sharedBufferPtr->recordDataBufs; 2331 korg1212->playDataBufsPtr = korg1212->sharedBufferPtr->playDataBufs; 2332 korg1212->PlayDataPhy = (u32) &((struct KorgSharedBuffer *) korg1212->sharedBufferPhy)->playDataBufs; 2333 korg1212->RecDataPhy = (u32) &((struct KorgSharedBuffer *) korg1212->sharedBufferPhy)->recordDataBufs; 2334 2335 #endif // K1212_LARGEALLOC 2336 2337 korg1212->VolumeTablePhy = korg1212->sharedBufferPhy + 2338 offsetof(struct KorgSharedBuffer, volumeData); 2339 korg1212->RoutingTablePhy = korg1212->sharedBufferPhy + 2340 offsetof(struct KorgSharedBuffer, routeData); 2341 korg1212->AdatTimeCodePhy = korg1212->sharedBufferPhy + 2342 offsetof(struct KorgSharedBuffer, AdatTimeCode); 2343 2344 err = request_firmware(&dsp_code, "korg/k1212.dsp", &pci->dev); 2345 if (err < 0) { 2346 release_firmware(dsp_code); 2347 snd_printk(KERN_ERR "firmware not available\n"); 2348 snd_korg1212_free(korg1212); 2349 return err; 2350 } 2351 2352 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 2353 dsp_code->size, &korg1212->dma_dsp) < 0) { 2354 snd_printk(KERN_ERR "korg1212: cannot allocate dsp code memory (%zd bytes)\n", dsp_code->size); 2355 snd_korg1212_free(korg1212); 2356 release_firmware(dsp_code); 2357 return -ENOMEM; 2358 } 2359 2360 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP Code area = 0x%p (0x%08x) %d bytes [%s]\n", 2361 korg1212->dma_dsp.area, korg1212->dma_dsp.addr, dsp_code->size, 2362 stateName[korg1212->cardState]); 2363 2364 memcpy(korg1212->dma_dsp.area, dsp_code->data, dsp_code->size); 2365 2366 release_firmware(dsp_code); 2367 2368 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_RebootCard, 0, 0, 0, 0); 2369 2370 if (rc) 2371 K1212_DEBUG_PRINTK("K1212_DEBUG: Reboot Card - RC = %d [%s]\n", rc, stateName[korg1212->cardState]); 2372 2373 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, korg1212, &ops)) < 0) { 2374 snd_korg1212_free(korg1212); 2375 return err; 2376 } 2377 2378 snd_korg1212_EnableCardInterrupts(korg1212); 2379 2380 mdelay(CARD_BOOT_DELAY_IN_MS); 2381 2382 if (snd_korg1212_downloadDSPCode(korg1212)) 2383 return -EBUSY; 2384 2385 K1212_DEBUG_PRINTK("korg1212: dspMemPhy = %08x U[%08x], " 2386 "PlayDataPhy = %08x L[%08x]\n" 2387 "korg1212: RecDataPhy = %08x L[%08x], " 2388 "VolumeTablePhy = %08x L[%08x]\n" 2389 "korg1212: RoutingTablePhy = %08x L[%08x], " 2390 "AdatTimeCodePhy = %08x L[%08x]\n", 2391 (int)korg1212->dma_dsp.addr, UpperWordSwap(korg1212->dma_dsp.addr), 2392 korg1212->PlayDataPhy, LowerWordSwap(korg1212->PlayDataPhy), 2393 korg1212->RecDataPhy, LowerWordSwap(korg1212->RecDataPhy), 2394 korg1212->VolumeTablePhy, LowerWordSwap(korg1212->VolumeTablePhy), 2395 korg1212->RoutingTablePhy, LowerWordSwap(korg1212->RoutingTablePhy), 2396 korg1212->AdatTimeCodePhy, LowerWordSwap(korg1212->AdatTimeCodePhy)); 2397 2398 if ((err = snd_pcm_new(korg1212->card, "korg1212", 0, 1, 1, &korg1212->pcm)) < 0) 2399 return err; 2400 2401 korg1212->pcm->private_data = korg1212; 2402 korg1212->pcm->private_free = snd_korg1212_free_pcm; 2403 strcpy(korg1212->pcm->name, "korg1212"); 2404 2405 snd_pcm_set_ops(korg1212->pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_korg1212_playback_ops); 2406 2407 snd_pcm_set_ops(korg1212->pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_korg1212_capture_ops); 2408 2409 korg1212->pcm->info_flags = SNDRV_PCM_INFO_JOINT_DUPLEX; 2410 2411 for (i = 0; i < ARRAY_SIZE(snd_korg1212_controls); i++) { 2412 err = snd_ctl_add(korg1212->card, snd_ctl_new1(&snd_korg1212_controls[i], korg1212)); 2413 if (err < 0) 2414 return err; 2415 } 2416 2417 snd_korg1212_proc_init(korg1212); 2418 2419 snd_card_set_dev(card, &pci->dev); 2420 2421 * rchip = korg1212; 2422 return 0; 2423 2424 } 2425 2426 /* 2427 * Card initialisation 2428 */ 2429 2430 static int __devinit 2431 snd_korg1212_probe(struct pci_dev *pci, 2432 const struct pci_device_id *pci_id) 2433 { 2434 static int dev; 2435 struct snd_korg1212 *korg1212; 2436 struct snd_card *card; 2437 int err; 2438 2439 if (dev >= SNDRV_CARDS) { 2440 return -ENODEV; 2441 } 2442 if (!enable[dev]) { 2443 dev++; 2444 return -ENOENT; 2445 } 2446 card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0); 2447 if (card == NULL) 2448 return -ENOMEM; 2449 2450 if ((err = snd_korg1212_create(card, pci, &korg1212)) < 0) { 2451 snd_card_free(card); 2452 return err; 2453 } 2454 2455 strcpy(card->driver, "korg1212"); 2456 strcpy(card->shortname, "korg1212"); 2457 sprintf(card->longname, "%s at 0x%lx, irq %d", card->shortname, 2458 korg1212->iomem, korg1212->irq); 2459 2460 K1212_DEBUG_PRINTK("K1212_DEBUG: %s\n", card->longname); 2461 2462 if ((err = snd_card_register(card)) < 0) { 2463 snd_card_free(card); 2464 return err; 2465 } 2466 pci_set_drvdata(pci, card); 2467 dev++; 2468 return 0; 2469 } 2470 2471 static void __devexit snd_korg1212_remove(struct pci_dev *pci) 2472 { 2473 snd_card_free(pci_get_drvdata(pci)); 2474 pci_set_drvdata(pci, NULL); 2475 } 2476 2477 static struct pci_driver driver = { 2478 .name = "korg1212", 2479 .id_table = snd_korg1212_ids, 2480 .probe = snd_korg1212_probe, 2481 .remove = __devexit_p(snd_korg1212_remove), 2482 }; 2483 2484 static int __init alsa_card_korg1212_init(void) 2485 { 2486 return pci_register_driver(&driver); 2487 } 2488 2489 static void __exit alsa_card_korg1212_exit(void) 2490 { 2491 pci_unregister_driver(&driver); 2492 } 2493 2494 module_init(alsa_card_korg1212_init) 2495 module_exit(alsa_card_korg1212_exit) 2496