1 /* 2 * Driver for the Korg 1212 IO PCI card 3 * 4 * Copyright (c) 2001 Haroldo Gamal <gamal@alternex.com.br> 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License, or 9 * (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 19 * 20 */ 21 22 #include <sound/driver.h> 23 #include <linux/delay.h> 24 #include <linux/init.h> 25 #include <linux/interrupt.h> 26 #include <linux/pci.h> 27 #include <linux/slab.h> 28 #include <linux/wait.h> 29 #include <linux/moduleparam.h> 30 #include <linux/mutex.h> 31 #include <linux/firmware.h> 32 33 #include <sound/core.h> 34 #include <sound/info.h> 35 #include <sound/control.h> 36 #include <sound/pcm.h> 37 #include <sound/pcm_params.h> 38 #include <sound/initval.h> 39 40 #include <asm/io.h> 41 42 // ---------------------------------------------------------------------------- 43 // Debug Stuff 44 // ---------------------------------------------------------------------------- 45 #define K1212_DEBUG_LEVEL 0 46 #if K1212_DEBUG_LEVEL > 0 47 #define K1212_DEBUG_PRINTK(fmt,args...) printk(KERN_DEBUG fmt,##args) 48 #else 49 #define K1212_DEBUG_PRINTK(fmt,...) 50 #endif 51 #if K1212_DEBUG_LEVEL > 1 52 #define K1212_DEBUG_PRINTK_VERBOSE(fmt,args...) printk(KERN_DEBUG fmt,##args) 53 #else 54 #define K1212_DEBUG_PRINTK_VERBOSE(fmt,...) 55 #endif 56 57 // ---------------------------------------------------------------------------- 58 // Record/Play Buffer Allocation Method. If K1212_LARGEALLOC is defined all 59 // buffers are alocated as a large piece inside KorgSharedBuffer. 60 // ---------------------------------------------------------------------------- 61 //#define K1212_LARGEALLOC 1 62 63 // ---------------------------------------------------------------------------- 64 // Valid states of the Korg 1212 I/O card. 65 // ---------------------------------------------------------------------------- 66 enum CardState { 67 K1212_STATE_NONEXISTENT, // there is no card here 68 K1212_STATE_UNINITIALIZED, // the card is awaiting DSP download 69 K1212_STATE_DSP_IN_PROCESS, // the card is currently downloading its DSP code 70 K1212_STATE_DSP_COMPLETE, // the card has finished the DSP download 71 K1212_STATE_READY, // the card can be opened by an application. Any application 72 // requests prior to this state should fail. Only an open 73 // request can be made at this state. 74 K1212_STATE_OPEN, // an application has opened the card 75 K1212_STATE_SETUP, // the card has been setup for play 76 K1212_STATE_PLAYING, // the card is playing 77 K1212_STATE_MONITOR, // the card is in the monitor mode 78 K1212_STATE_CALIBRATING, // the card is currently calibrating 79 K1212_STATE_ERRORSTOP, // the card has stopped itself because of an error and we 80 // are in the process of cleaning things up. 81 K1212_STATE_MAX_STATE // state values of this and beyond are invalid 82 }; 83 84 // ---------------------------------------------------------------------------- 85 // The following enumeration defines the constants written to the card's 86 // host-to-card doorbell to initiate a command. 87 // ---------------------------------------------------------------------------- 88 enum korg1212_dbcnst { 89 K1212_DB_RequestForData = 0, // sent by the card to request a buffer fill. 90 K1212_DB_TriggerPlay = 1, // starts playback/record on the card. 91 K1212_DB_SelectPlayMode = 2, // select monitor, playback setup, or stop. 92 K1212_DB_ConfigureBufferMemory = 3, // tells card where the host audio buffers are. 93 K1212_DB_RequestAdatTimecode = 4, // asks the card for the latest ADAT timecode value. 94 K1212_DB_SetClockSourceRate = 5, // sets the clock source and rate for the card. 95 K1212_DB_ConfigureMiscMemory = 6, // tells card where other buffers are. 96 K1212_DB_TriggerFromAdat = 7, // tells card to trigger from Adat at a specific 97 // timecode value. 98 K1212_DB_DMAERROR = 0x80, // DMA Error - the PCI bus is congestioned. 99 K1212_DB_CARDSTOPPED = 0x81, // Card has stopped by user request. 100 K1212_DB_RebootCard = 0xA0, // instructs the card to reboot. 101 K1212_DB_BootFromDSPPage4 = 0xA4, // instructs the card to boot from the DSP microcode 102 // on page 4 (local page to card). 103 K1212_DB_DSPDownloadDone = 0xAE, // sent by the card to indicate the download has 104 // completed. 105 K1212_DB_StartDSPDownload = 0xAF // tells the card to download its DSP firmware. 106 }; 107 108 109 // ---------------------------------------------------------------------------- 110 // The following enumeration defines return codes 111 // to the Korg 1212 I/O driver. 112 // ---------------------------------------------------------------------------- 113 enum snd_korg1212rc { 114 K1212_CMDRET_Success = 0, // command was successfully placed 115 K1212_CMDRET_DIOCFailure, // the DeviceIoControl call failed 116 K1212_CMDRET_PMFailure, // the protected mode call failed 117 K1212_CMDRET_FailUnspecified, // unspecified failure 118 K1212_CMDRET_FailBadState, // the specified command can not be given in 119 // the card's current state. (or the wave device's 120 // state) 121 K1212_CMDRET_CardUninitialized, // the card is uninitialized and cannot be used 122 K1212_CMDRET_BadIndex, // an out of range card index was specified 123 K1212_CMDRET_BadHandle, // an invalid card handle was specified 124 K1212_CMDRET_NoFillRoutine, // a play request has been made before a fill routine set 125 K1212_CMDRET_FillRoutineInUse, // can't set a new fill routine while one is in use 126 K1212_CMDRET_NoAckFromCard, // the card never acknowledged a command 127 K1212_CMDRET_BadParams, // bad parameters were provided by the caller 128 129 K1212_CMDRET_BadDevice, // the specified wave device was out of range 130 K1212_CMDRET_BadFormat // the specified wave format is unsupported 131 }; 132 133 // ---------------------------------------------------------------------------- 134 // The following enumeration defines the constants used to select the play 135 // mode for the card in the SelectPlayMode command. 136 // ---------------------------------------------------------------------------- 137 enum PlayModeSelector { 138 K1212_MODE_SetupPlay = 0x00000001, // provides card with pre-play information 139 K1212_MODE_MonitorOn = 0x00000002, // tells card to turn on monitor mode 140 K1212_MODE_MonitorOff = 0x00000004, // tells card to turn off monitor mode 141 K1212_MODE_StopPlay = 0x00000008 // stops playback on the card 142 }; 143 144 // ---------------------------------------------------------------------------- 145 // The following enumeration defines the constants used to select the monitor 146 // mode for the card in the SetMonitorMode command. 147 // ---------------------------------------------------------------------------- 148 enum MonitorModeSelector { 149 K1212_MONMODE_Off = 0, // tells card to turn off monitor mode 150 K1212_MONMODE_On // tells card to turn on monitor mode 151 }; 152 153 #define MAILBOX0_OFFSET 0x40 // location of mailbox 0 relative to base address 154 #define MAILBOX1_OFFSET 0x44 // location of mailbox 1 relative to base address 155 #define MAILBOX2_OFFSET 0x48 // location of mailbox 2 relative to base address 156 #define MAILBOX3_OFFSET 0x4c // location of mailbox 3 relative to base address 157 #define OUT_DOORBELL_OFFSET 0x60 // location of PCI to local doorbell 158 #define IN_DOORBELL_OFFSET 0x64 // location of local to PCI doorbell 159 #define STATUS_REG_OFFSET 0x68 // location of interrupt control/status register 160 #define PCI_CONTROL_OFFSET 0x6c // location of the EEPROM, PCI, User I/O, init control 161 // register 162 #define SENS_CONTROL_OFFSET 0x6e // location of the input sensitivity setting register. 163 // this is the upper word of the PCI control reg. 164 #define DEV_VEND_ID_OFFSET 0x70 // location of the device and vendor ID register 165 166 #define COMMAND_ACK_DELAY 13 // number of RTC ticks to wait for an acknowledgement 167 // from the card after sending a command. 168 #define INTERCOMMAND_DELAY 40 169 #define MAX_COMMAND_RETRIES 5 // maximum number of times the driver will attempt 170 // to send a command before giving up. 171 #define COMMAND_ACK_MASK 0x8000 // the MSB is set in the command acknowledgment from 172 // the card. 173 #define DOORBELL_VAL_MASK 0x00FF // the doorbell value is one byte 174 175 #define CARD_BOOT_DELAY_IN_MS 10 176 #define CARD_BOOT_TIMEOUT 10 177 #define DSP_BOOT_DELAY_IN_MS 200 178 179 #define kNumBuffers 8 180 #define k1212MaxCards 4 181 #define k1212NumWaveDevices 6 182 #define k16BitChannels 10 183 #define k32BitChannels 2 184 #define kAudioChannels (k16BitChannels + k32BitChannels) 185 #define kPlayBufferFrames 1024 186 187 #define K1212_ANALOG_CHANNELS 2 188 #define K1212_SPDIF_CHANNELS 2 189 #define K1212_ADAT_CHANNELS 8 190 #define K1212_CHANNELS (K1212_ADAT_CHANNELS + K1212_ANALOG_CHANNELS) 191 #define K1212_MIN_CHANNELS 1 192 #define K1212_MAX_CHANNELS K1212_CHANNELS 193 #define K1212_FRAME_SIZE (sizeof(struct KorgAudioFrame)) 194 #define K1212_MAX_SAMPLES (kPlayBufferFrames*kNumBuffers) 195 #define K1212_PERIODS (kNumBuffers) 196 #define K1212_PERIOD_BYTES (K1212_FRAME_SIZE*kPlayBufferFrames) 197 #define K1212_BUF_SIZE (K1212_PERIOD_BYTES*kNumBuffers) 198 #define K1212_ANALOG_BUF_SIZE (K1212_ANALOG_CHANNELS * 2 * kPlayBufferFrames * kNumBuffers) 199 #define K1212_SPDIF_BUF_SIZE (K1212_SPDIF_CHANNELS * 3 * kPlayBufferFrames * kNumBuffers) 200 #define K1212_ADAT_BUF_SIZE (K1212_ADAT_CHANNELS * 2 * kPlayBufferFrames * kNumBuffers) 201 #define K1212_MAX_BUF_SIZE (K1212_ANALOG_BUF_SIZE + K1212_ADAT_BUF_SIZE) 202 203 #define k1212MinADCSens 0x7f 204 #define k1212MaxADCSens 0x00 205 #define k1212MaxVolume 0x7fff 206 #define k1212MaxWaveVolume 0xffff 207 #define k1212MinVolume 0x0000 208 #define k1212MaxVolInverted 0x8000 209 210 // ----------------------------------------------------------------- 211 // the following bits are used for controlling interrupts in the 212 // interrupt control/status reg 213 // ----------------------------------------------------------------- 214 #define PCI_INT_ENABLE_BIT 0x00000100 215 #define PCI_DOORBELL_INT_ENABLE_BIT 0x00000200 216 #define LOCAL_INT_ENABLE_BIT 0x00010000 217 #define LOCAL_DOORBELL_INT_ENABLE_BIT 0x00020000 218 #define LOCAL_DMA1_INT_ENABLE_BIT 0x00080000 219 220 // ----------------------------------------------------------------- 221 // the following bits are defined for the PCI command register 222 // ----------------------------------------------------------------- 223 #define PCI_CMD_MEM_SPACE_ENABLE_BIT 0x0002 224 #define PCI_CMD_IO_SPACE_ENABLE_BIT 0x0001 225 #define PCI_CMD_BUS_MASTER_ENABLE_BIT 0x0004 226 227 // ----------------------------------------------------------------- 228 // the following bits are defined for the PCI status register 229 // ----------------------------------------------------------------- 230 #define PCI_STAT_PARITY_ERROR_BIT 0x8000 231 #define PCI_STAT_SYSTEM_ERROR_BIT 0x4000 232 #define PCI_STAT_MASTER_ABORT_RCVD_BIT 0x2000 233 #define PCI_STAT_TARGET_ABORT_RCVD_BIT 0x1000 234 #define PCI_STAT_TARGET_ABORT_SENT_BIT 0x0800 235 236 // ------------------------------------------------------------------------ 237 // the following constants are used in setting the 1212 I/O card's input 238 // sensitivity. 239 // ------------------------------------------------------------------------ 240 #define SET_SENS_LOCALINIT_BITPOS 15 241 #define SET_SENS_DATA_BITPOS 10 242 #define SET_SENS_CLOCK_BITPOS 8 243 #define SET_SENS_LOADSHIFT_BITPOS 0 244 245 #define SET_SENS_LEFTCHANID 0x00 246 #define SET_SENS_RIGHTCHANID 0x01 247 248 #define K1212SENSUPDATE_DELAY_IN_MS 50 249 250 // -------------------------------------------------------------------------- 251 // WaitRTCTicks 252 // 253 // This function waits the specified number of real time clock ticks. 254 // According to the DDK, each tick is ~0.8 microseconds. 255 // The defines following the function declaration can be used for the 256 // numTicksToWait parameter. 257 // -------------------------------------------------------------------------- 258 #define ONE_RTC_TICK 1 259 #define SENSCLKPULSE_WIDTH 4 260 #define LOADSHIFT_DELAY 4 261 #define INTERCOMMAND_DELAY 40 262 #define STOPCARD_DELAY 300 // max # RTC ticks for the card to stop once we write 263 // the command register. (could be up to 180 us) 264 #define COMMAND_ACK_DELAY 13 // number of RTC ticks to wait for an acknowledgement 265 // from the card after sending a command. 266 267 #define FIRMWARE_IN_THE_KERNEL 268 269 #ifdef FIRMWARE_IN_THE_KERNEL 270 #include "korg1212-firmware.h" 271 static const struct firmware static_dsp_code = { 272 .data = (u8 *)dspCode, 273 .size = sizeof dspCode 274 }; 275 #endif 276 277 enum ClockSourceIndex { 278 K1212_CLKIDX_AdatAt44_1K = 0, // selects source as ADAT at 44.1 kHz 279 K1212_CLKIDX_AdatAt48K, // selects source as ADAT at 48 kHz 280 K1212_CLKIDX_WordAt44_1K, // selects source as S/PDIF at 44.1 kHz 281 K1212_CLKIDX_WordAt48K, // selects source as S/PDIF at 48 kHz 282 K1212_CLKIDX_LocalAt44_1K, // selects source as local clock at 44.1 kHz 283 K1212_CLKIDX_LocalAt48K, // selects source as local clock at 48 kHz 284 K1212_CLKIDX_Invalid // used to check validity of the index 285 }; 286 287 enum ClockSourceType { 288 K1212_CLKIDX_Adat = 0, // selects source as ADAT 289 K1212_CLKIDX_Word, // selects source as S/PDIF 290 K1212_CLKIDX_Local // selects source as local clock 291 }; 292 293 struct KorgAudioFrame { 294 u16 frameData16[k16BitChannels]; /* channels 0-9 use 16 bit samples */ 295 u32 frameData32[k32BitChannels]; /* channels 10-11 use 32 bits - only 20 are sent across S/PDIF */ 296 u32 timeCodeVal; /* holds the ADAT timecode value */ 297 }; 298 299 struct KorgAudioBuffer { 300 struct KorgAudioFrame bufferData[kPlayBufferFrames]; /* buffer definition */ 301 }; 302 303 struct KorgSharedBuffer { 304 #ifdef K1212_LARGEALLOC 305 struct KorgAudioBuffer playDataBufs[kNumBuffers]; 306 struct KorgAudioBuffer recordDataBufs[kNumBuffers]; 307 #endif 308 short volumeData[kAudioChannels]; 309 u32 cardCommand; 310 u16 routeData [kAudioChannels]; 311 u32 AdatTimeCode; // ADAT timecode value 312 }; 313 314 struct SensBits { 315 union { 316 struct { 317 unsigned int leftChanVal:8; 318 unsigned int leftChanId:8; 319 } v; 320 u16 leftSensBits; 321 } l; 322 union { 323 struct { 324 unsigned int rightChanVal:8; 325 unsigned int rightChanId:8; 326 } v; 327 u16 rightSensBits; 328 } r; 329 }; 330 331 struct snd_korg1212 { 332 struct snd_card *card; 333 struct pci_dev *pci; 334 struct snd_pcm *pcm; 335 int irq; 336 337 spinlock_t lock; 338 struct mutex open_mutex; 339 340 struct timer_list timer; /* timer callback for checking ack of stop request */ 341 int stop_pending_cnt; /* counter for stop pending check */ 342 343 wait_queue_head_t wait; 344 345 unsigned long iomem; 346 unsigned long ioport; 347 unsigned long iomem2; 348 unsigned long irqcount; 349 unsigned long inIRQ; 350 void __iomem *iobase; 351 352 struct snd_dma_buffer dma_dsp; 353 struct snd_dma_buffer dma_play; 354 struct snd_dma_buffer dma_rec; 355 struct snd_dma_buffer dma_shared; 356 357 u32 DataBufsSize; 358 359 struct KorgAudioBuffer * playDataBufsPtr; 360 struct KorgAudioBuffer * recordDataBufsPtr; 361 362 struct KorgSharedBuffer * sharedBufferPtr; 363 364 u32 RecDataPhy; 365 u32 PlayDataPhy; 366 unsigned long sharedBufferPhy; 367 u32 VolumeTablePhy; 368 u32 RoutingTablePhy; 369 u32 AdatTimeCodePhy; 370 371 u32 __iomem * statusRegPtr; // address of the interrupt status/control register 372 u32 __iomem * outDoorbellPtr; // address of the host->card doorbell register 373 u32 __iomem * inDoorbellPtr; // address of the card->host doorbell register 374 u32 __iomem * mailbox0Ptr; // address of mailbox 0 on the card 375 u32 __iomem * mailbox1Ptr; // address of mailbox 1 on the card 376 u32 __iomem * mailbox2Ptr; // address of mailbox 2 on the card 377 u32 __iomem * mailbox3Ptr; // address of mailbox 3 on the card 378 u32 __iomem * controlRegPtr; // address of the EEPROM, PCI, I/O, Init ctrl reg 379 u16 __iomem * sensRegPtr; // address of the sensitivity setting register 380 u32 __iomem * idRegPtr; // address of the device and vendor ID registers 381 382 size_t periodsize; 383 int channels; 384 int currentBuffer; 385 386 struct snd_pcm_substream *playback_substream; 387 struct snd_pcm_substream *capture_substream; 388 389 pid_t capture_pid; 390 pid_t playback_pid; 391 392 enum CardState cardState; 393 int running; 394 int idleMonitorOn; // indicates whether the card is in idle monitor mode. 395 u32 cmdRetryCount; // tracks how many times we have retried sending to the card. 396 397 enum ClockSourceIndex clkSrcRate; // sample rate and clock source 398 399 enum ClockSourceType clkSource; // clock source 400 int clkRate; // clock rate 401 402 int volumePhase[kAudioChannels]; 403 404 u16 leftADCInSens; // ADC left channel input sensitivity 405 u16 rightADCInSens; // ADC right channel input sensitivity 406 407 int opencnt; // Open/Close count 408 int setcnt; // SetupForPlay count 409 int playcnt; // TriggerPlay count 410 int errorcnt; // Error Count 411 unsigned long totalerrorcnt; // Total Error Count 412 413 int dsp_is_loaded; 414 int dsp_stop_is_processed; 415 416 }; 417 418 MODULE_DESCRIPTION("korg1212"); 419 MODULE_LICENSE("GPL"); 420 MODULE_SUPPORTED_DEVICE("{{KORG,korg1212}}"); 421 422 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ 423 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ 424 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */ 425 426 module_param_array(index, int, NULL, 0444); 427 MODULE_PARM_DESC(index, "Index value for Korg 1212 soundcard."); 428 module_param_array(id, charp, NULL, 0444); 429 MODULE_PARM_DESC(id, "ID string for Korg 1212 soundcard."); 430 module_param_array(enable, bool, NULL, 0444); 431 MODULE_PARM_DESC(enable, "Enable Korg 1212 soundcard."); 432 MODULE_AUTHOR("Haroldo Gamal <gamal@alternex.com.br>"); 433 434 static struct pci_device_id snd_korg1212_ids[] = { 435 { 436 .vendor = 0x10b5, 437 .device = 0x906d, 438 .subvendor = PCI_ANY_ID, 439 .subdevice = PCI_ANY_ID, 440 }, 441 { 0, }, 442 }; 443 444 MODULE_DEVICE_TABLE(pci, snd_korg1212_ids); 445 446 static char *stateName[] = { 447 "Non-existent", 448 "Uninitialized", 449 "DSP download in process", 450 "DSP download complete", 451 "Ready", 452 "Open", 453 "Setup for play", 454 "Playing", 455 "Monitor mode on", 456 "Calibrating", 457 "Invalid" 458 }; 459 460 static char *clockSourceTypeName[] = { "ADAT", "S/PDIF", "local" }; 461 462 static char *clockSourceName[] = { 463 "ADAT at 44.1 kHz", 464 "ADAT at 48 kHz", 465 "S/PDIF at 44.1 kHz", 466 "S/PDIF at 48 kHz", 467 "local clock at 44.1 kHz", 468 "local clock at 48 kHz" 469 }; 470 471 static char *channelName[] = { 472 "ADAT-1", 473 "ADAT-2", 474 "ADAT-3", 475 "ADAT-4", 476 "ADAT-5", 477 "ADAT-6", 478 "ADAT-7", 479 "ADAT-8", 480 "Analog-L", 481 "Analog-R", 482 "SPDIF-L", 483 "SPDIF-R", 484 }; 485 486 static u16 ClockSourceSelector[] = { 487 0x8000, // selects source as ADAT at 44.1 kHz 488 0x0000, // selects source as ADAT at 48 kHz 489 0x8001, // selects source as S/PDIF at 44.1 kHz 490 0x0001, // selects source as S/PDIF at 48 kHz 491 0x8002, // selects source as local clock at 44.1 kHz 492 0x0002 // selects source as local clock at 48 kHz 493 }; 494 495 union swap_u32 { unsigned char c[4]; u32 i; }; 496 497 #ifdef SNDRV_BIG_ENDIAN 498 static u32 LowerWordSwap(u32 swappee) 499 #else 500 static u32 UpperWordSwap(u32 swappee) 501 #endif 502 { 503 union swap_u32 retVal, swapper; 504 505 swapper.i = swappee; 506 retVal.c[2] = swapper.c[3]; 507 retVal.c[3] = swapper.c[2]; 508 retVal.c[1] = swapper.c[1]; 509 retVal.c[0] = swapper.c[0]; 510 511 return retVal.i; 512 } 513 514 #ifdef SNDRV_BIG_ENDIAN 515 static u32 UpperWordSwap(u32 swappee) 516 #else 517 static u32 LowerWordSwap(u32 swappee) 518 #endif 519 { 520 union swap_u32 retVal, swapper; 521 522 swapper.i = swappee; 523 retVal.c[2] = swapper.c[2]; 524 retVal.c[3] = swapper.c[3]; 525 retVal.c[1] = swapper.c[0]; 526 retVal.c[0] = swapper.c[1]; 527 528 return retVal.i; 529 } 530 531 #define SetBitInWord(theWord,bitPosition) (*theWord) |= (0x0001 << bitPosition) 532 #define SetBitInDWord(theWord,bitPosition) (*theWord) |= (0x00000001 << bitPosition) 533 #define ClearBitInWord(theWord,bitPosition) (*theWord) &= ~(0x0001 << bitPosition) 534 #define ClearBitInDWord(theWord,bitPosition) (*theWord) &= ~(0x00000001 << bitPosition) 535 536 static int snd_korg1212_Send1212Command(struct snd_korg1212 *korg1212, 537 enum korg1212_dbcnst doorbellVal, 538 u32 mailBox0Val, u32 mailBox1Val, 539 u32 mailBox2Val, u32 mailBox3Val) 540 { 541 u32 retryCount; 542 u16 mailBox3Lo; 543 int rc = K1212_CMDRET_Success; 544 545 if (!korg1212->outDoorbellPtr) { 546 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: CardUninitialized\n"); 547 return K1212_CMDRET_CardUninitialized; 548 } 549 550 K1212_DEBUG_PRINTK("K1212_DEBUG: Card <- 0x%08x 0x%08x [%s]\n", 551 doorbellVal, mailBox0Val, stateName[korg1212->cardState]); 552 for (retryCount = 0; retryCount < MAX_COMMAND_RETRIES; retryCount++) { 553 writel(mailBox3Val, korg1212->mailbox3Ptr); 554 writel(mailBox2Val, korg1212->mailbox2Ptr); 555 writel(mailBox1Val, korg1212->mailbox1Ptr); 556 writel(mailBox0Val, korg1212->mailbox0Ptr); 557 writel(doorbellVal, korg1212->outDoorbellPtr); // interrupt the card 558 559 // -------------------------------------------------------------- 560 // the reboot command will not give an acknowledgement. 561 // -------------------------------------------------------------- 562 if ( doorbellVal == K1212_DB_RebootCard || 563 doorbellVal == K1212_DB_BootFromDSPPage4 || 564 doorbellVal == K1212_DB_StartDSPDownload ) { 565 rc = K1212_CMDRET_Success; 566 break; 567 } 568 569 // -------------------------------------------------------------- 570 // See if the card acknowledged the command. Wait a bit, then 571 // read in the low word of mailbox3. If the MSB is set and the 572 // low byte is equal to the doorbell value, then it ack'd. 573 // -------------------------------------------------------------- 574 udelay(COMMAND_ACK_DELAY); 575 mailBox3Lo = readl(korg1212->mailbox3Ptr); 576 if (mailBox3Lo & COMMAND_ACK_MASK) { 577 if ((mailBox3Lo & DOORBELL_VAL_MASK) == (doorbellVal & DOORBELL_VAL_MASK)) { 578 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: Card <- Success\n"); 579 rc = K1212_CMDRET_Success; 580 break; 581 } 582 } 583 } 584 korg1212->cmdRetryCount += retryCount; 585 586 if (retryCount >= MAX_COMMAND_RETRIES) { 587 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: Card <- NoAckFromCard\n"); 588 rc = K1212_CMDRET_NoAckFromCard; 589 } 590 591 return rc; 592 } 593 594 /* spinlock already held */ 595 static void snd_korg1212_SendStop(struct snd_korg1212 *korg1212) 596 { 597 if (! korg1212->stop_pending_cnt) { 598 korg1212->sharedBufferPtr->cardCommand = 0xffffffff; 599 /* program the timer */ 600 korg1212->stop_pending_cnt = HZ; 601 korg1212->timer.expires = jiffies + 1; 602 add_timer(&korg1212->timer); 603 } 604 } 605 606 static void snd_korg1212_SendStopAndWait(struct snd_korg1212 *korg1212) 607 { 608 unsigned long flags; 609 spin_lock_irqsave(&korg1212->lock, flags); 610 korg1212->dsp_stop_is_processed = 0; 611 snd_korg1212_SendStop(korg1212); 612 spin_unlock_irqrestore(&korg1212->lock, flags); 613 wait_event_timeout(korg1212->wait, korg1212->dsp_stop_is_processed, (HZ * 3) / 2); 614 } 615 616 /* timer callback for checking the ack of stop request */ 617 static void snd_korg1212_timer_func(unsigned long data) 618 { 619 struct snd_korg1212 *korg1212 = (struct snd_korg1212 *) data; 620 unsigned long flags; 621 622 spin_lock_irqsave(&korg1212->lock, flags); 623 if (korg1212->sharedBufferPtr->cardCommand == 0) { 624 /* ack'ed */ 625 korg1212->stop_pending_cnt = 0; 626 korg1212->dsp_stop_is_processed = 1; 627 wake_up(&korg1212->wait); 628 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: Stop ack'ed [%s]\n", 629 stateName[korg1212->cardState]); 630 } else { 631 if (--korg1212->stop_pending_cnt > 0) { 632 /* reprogram timer */ 633 korg1212->timer.expires = jiffies + 1; 634 add_timer(&korg1212->timer); 635 } else { 636 snd_printd("korg1212_timer_func timeout\n"); 637 korg1212->sharedBufferPtr->cardCommand = 0; 638 korg1212->dsp_stop_is_processed = 1; 639 wake_up(&korg1212->wait); 640 K1212_DEBUG_PRINTK("K1212_DEBUG: Stop timeout [%s]\n", 641 stateName[korg1212->cardState]); 642 } 643 } 644 spin_unlock_irqrestore(&korg1212->lock, flags); 645 } 646 647 static int snd_korg1212_TurnOnIdleMonitor(struct snd_korg1212 *korg1212) 648 { 649 unsigned long flags; 650 int rc; 651 652 udelay(INTERCOMMAND_DELAY); 653 spin_lock_irqsave(&korg1212->lock, flags); 654 korg1212->idleMonitorOn = 1; 655 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 656 K1212_MODE_MonitorOn, 0, 0, 0); 657 spin_unlock_irqrestore(&korg1212->lock, flags); 658 return rc; 659 } 660 661 static void snd_korg1212_TurnOffIdleMonitor(struct snd_korg1212 *korg1212) 662 { 663 if (korg1212->idleMonitorOn) { 664 snd_korg1212_SendStopAndWait(korg1212); 665 korg1212->idleMonitorOn = 0; 666 } 667 } 668 669 static inline void snd_korg1212_setCardState(struct snd_korg1212 * korg1212, enum CardState csState) 670 { 671 korg1212->cardState = csState; 672 } 673 674 static int snd_korg1212_OpenCard(struct snd_korg1212 * korg1212) 675 { 676 K1212_DEBUG_PRINTK("K1212_DEBUG: OpenCard [%s] %d\n", 677 stateName[korg1212->cardState], korg1212->opencnt); 678 mutex_lock(&korg1212->open_mutex); 679 if (korg1212->opencnt++ == 0) { 680 snd_korg1212_TurnOffIdleMonitor(korg1212); 681 snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN); 682 } 683 684 mutex_unlock(&korg1212->open_mutex); 685 return 1; 686 } 687 688 static int snd_korg1212_CloseCard(struct snd_korg1212 * korg1212) 689 { 690 K1212_DEBUG_PRINTK("K1212_DEBUG: CloseCard [%s] %d\n", 691 stateName[korg1212->cardState], korg1212->opencnt); 692 693 mutex_lock(&korg1212->open_mutex); 694 if (--(korg1212->opencnt)) { 695 mutex_unlock(&korg1212->open_mutex); 696 return 0; 697 } 698 699 if (korg1212->cardState == K1212_STATE_SETUP) { 700 int rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 701 K1212_MODE_StopPlay, 0, 0, 0); 702 if (rc) 703 K1212_DEBUG_PRINTK("K1212_DEBUG: CloseCard - RC = %d [%s]\n", 704 rc, stateName[korg1212->cardState]); 705 if (rc != K1212_CMDRET_Success) { 706 mutex_unlock(&korg1212->open_mutex); 707 return 0; 708 } 709 } else if (korg1212->cardState > K1212_STATE_SETUP) { 710 snd_korg1212_SendStopAndWait(korg1212); 711 } 712 713 if (korg1212->cardState > K1212_STATE_READY) { 714 snd_korg1212_TurnOnIdleMonitor(korg1212); 715 snd_korg1212_setCardState(korg1212, K1212_STATE_READY); 716 } 717 718 mutex_unlock(&korg1212->open_mutex); 719 return 0; 720 } 721 722 /* spinlock already held */ 723 static int snd_korg1212_SetupForPlay(struct snd_korg1212 * korg1212) 724 { 725 int rc; 726 727 K1212_DEBUG_PRINTK("K1212_DEBUG: SetupForPlay [%s] %d\n", 728 stateName[korg1212->cardState], korg1212->setcnt); 729 730 if (korg1212->setcnt++) 731 return 0; 732 733 snd_korg1212_setCardState(korg1212, K1212_STATE_SETUP); 734 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 735 K1212_MODE_SetupPlay, 0, 0, 0); 736 if (rc) 737 K1212_DEBUG_PRINTK("K1212_DEBUG: SetupForPlay - RC = %d [%s]\n", 738 rc, stateName[korg1212->cardState]); 739 if (rc != K1212_CMDRET_Success) { 740 return 1; 741 } 742 return 0; 743 } 744 745 /* spinlock already held */ 746 static int snd_korg1212_TriggerPlay(struct snd_korg1212 * korg1212) 747 { 748 int rc; 749 750 K1212_DEBUG_PRINTK("K1212_DEBUG: TriggerPlay [%s] %d\n", 751 stateName[korg1212->cardState], korg1212->playcnt); 752 753 if (korg1212->playcnt++) 754 return 0; 755 756 snd_korg1212_setCardState(korg1212, K1212_STATE_PLAYING); 757 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_TriggerPlay, 0, 0, 0, 0); 758 if (rc) 759 K1212_DEBUG_PRINTK("K1212_DEBUG: TriggerPlay - RC = %d [%s]\n", 760 rc, stateName[korg1212->cardState]); 761 if (rc != K1212_CMDRET_Success) { 762 return 1; 763 } 764 return 0; 765 } 766 767 /* spinlock already held */ 768 static int snd_korg1212_StopPlay(struct snd_korg1212 * korg1212) 769 { 770 K1212_DEBUG_PRINTK("K1212_DEBUG: StopPlay [%s] %d\n", 771 stateName[korg1212->cardState], korg1212->playcnt); 772 773 if (--(korg1212->playcnt)) 774 return 0; 775 776 korg1212->setcnt = 0; 777 778 if (korg1212->cardState != K1212_STATE_ERRORSTOP) 779 snd_korg1212_SendStop(korg1212); 780 781 snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN); 782 return 0; 783 } 784 785 static void snd_korg1212_EnableCardInterrupts(struct snd_korg1212 * korg1212) 786 { 787 writel(PCI_INT_ENABLE_BIT | 788 PCI_DOORBELL_INT_ENABLE_BIT | 789 LOCAL_INT_ENABLE_BIT | 790 LOCAL_DOORBELL_INT_ENABLE_BIT | 791 LOCAL_DMA1_INT_ENABLE_BIT, 792 korg1212->statusRegPtr); 793 } 794 795 #if 0 /* not used */ 796 797 static int snd_korg1212_SetMonitorMode(struct snd_korg1212 *korg1212, 798 enum MonitorModeSelector mode) 799 { 800 K1212_DEBUG_PRINTK("K1212_DEBUG: SetMonitorMode [%s]\n", 801 stateName[korg1212->cardState]); 802 803 switch (mode) { 804 case K1212_MONMODE_Off: 805 if (korg1212->cardState != K1212_STATE_MONITOR) 806 return 0; 807 else { 808 snd_korg1212_SendStopAndWait(korg1212); 809 snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN); 810 } 811 break; 812 813 case K1212_MONMODE_On: 814 if (korg1212->cardState != K1212_STATE_OPEN) 815 return 0; 816 else { 817 int rc; 818 snd_korg1212_setCardState(korg1212, K1212_STATE_MONITOR); 819 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 820 K1212_MODE_MonitorOn, 0, 0, 0); 821 if (rc != K1212_CMDRET_Success) 822 return 0; 823 } 824 break; 825 826 default: 827 return 0; 828 } 829 830 return 1; 831 } 832 833 #endif /* not used */ 834 835 static inline int snd_korg1212_use_is_exclusive(struct snd_korg1212 *korg1212) 836 { 837 if (korg1212->playback_pid != korg1212->capture_pid && 838 korg1212->playback_pid >= 0 && korg1212->capture_pid >= 0) 839 return 0; 840 841 return 1; 842 } 843 844 static int snd_korg1212_SetRate(struct snd_korg1212 *korg1212, int rate) 845 { 846 static enum ClockSourceIndex s44[] = { 847 K1212_CLKIDX_AdatAt44_1K, 848 K1212_CLKIDX_WordAt44_1K, 849 K1212_CLKIDX_LocalAt44_1K 850 }; 851 static enum ClockSourceIndex s48[] = { 852 K1212_CLKIDX_AdatAt48K, 853 K1212_CLKIDX_WordAt48K, 854 K1212_CLKIDX_LocalAt48K 855 }; 856 int parm, rc; 857 858 if (!snd_korg1212_use_is_exclusive (korg1212)) 859 return -EBUSY; 860 861 switch (rate) { 862 case 44100: 863 parm = s44[korg1212->clkSource]; 864 break; 865 866 case 48000: 867 parm = s48[korg1212->clkSource]; 868 break; 869 870 default: 871 return -EINVAL; 872 } 873 874 korg1212->clkSrcRate = parm; 875 korg1212->clkRate = rate; 876 877 udelay(INTERCOMMAND_DELAY); 878 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SetClockSourceRate, 879 ClockSourceSelector[korg1212->clkSrcRate], 880 0, 0, 0); 881 if (rc) 882 K1212_DEBUG_PRINTK("K1212_DEBUG: Set Clock Source Selector - RC = %d [%s]\n", 883 rc, stateName[korg1212->cardState]); 884 885 return 0; 886 } 887 888 static int snd_korg1212_SetClockSource(struct snd_korg1212 *korg1212, int source) 889 { 890 891 if (source < 0 || source > 2) 892 return -EINVAL; 893 894 korg1212->clkSource = source; 895 896 snd_korg1212_SetRate(korg1212, korg1212->clkRate); 897 898 return 0; 899 } 900 901 static void snd_korg1212_DisableCardInterrupts(struct snd_korg1212 *korg1212) 902 { 903 writel(0, korg1212->statusRegPtr); 904 } 905 906 static int snd_korg1212_WriteADCSensitivity(struct snd_korg1212 *korg1212) 907 { 908 struct SensBits sensVals; 909 int bitPosition; 910 int channel; 911 int clkIs48K; 912 int monModeSet; 913 u16 controlValue; // this keeps the current value to be written to 914 // the card's eeprom control register. 915 u16 count; 916 unsigned long flags; 917 918 K1212_DEBUG_PRINTK("K1212_DEBUG: WriteADCSensivity [%s]\n", 919 stateName[korg1212->cardState]); 920 921 // ---------------------------------------------------------------------------- 922 // initialize things. The local init bit is always set when writing to the 923 // card's control register. 924 // ---------------------------------------------------------------------------- 925 controlValue = 0; 926 SetBitInWord(&controlValue, SET_SENS_LOCALINIT_BITPOS); // init the control value 927 928 // ---------------------------------------------------------------------------- 929 // make sure the card is not in monitor mode when we do this update. 930 // ---------------------------------------------------------------------------- 931 if (korg1212->cardState == K1212_STATE_MONITOR || korg1212->idleMonitorOn) { 932 monModeSet = 1; 933 snd_korg1212_SendStopAndWait(korg1212); 934 } else 935 monModeSet = 0; 936 937 spin_lock_irqsave(&korg1212->lock, flags); 938 939 // ---------------------------------------------------------------------------- 940 // we are about to send new values to the card, so clear the new values queued 941 // flag. Also, clear out mailbox 3, so we don't lockup. 942 // ---------------------------------------------------------------------------- 943 writel(0, korg1212->mailbox3Ptr); 944 udelay(LOADSHIFT_DELAY); 945 946 // ---------------------------------------------------------------------------- 947 // determine whether we are running a 48K or 44.1K clock. This info is used 948 // later when setting the SPDIF FF after the volume has been shifted in. 949 // ---------------------------------------------------------------------------- 950 switch (korg1212->clkSrcRate) { 951 case K1212_CLKIDX_AdatAt44_1K: 952 case K1212_CLKIDX_WordAt44_1K: 953 case K1212_CLKIDX_LocalAt44_1K: 954 clkIs48K = 0; 955 break; 956 957 case K1212_CLKIDX_WordAt48K: 958 case K1212_CLKIDX_AdatAt48K: 959 case K1212_CLKIDX_LocalAt48K: 960 default: 961 clkIs48K = 1; 962 break; 963 } 964 965 // ---------------------------------------------------------------------------- 966 // start the update. Setup the bit structure and then shift the bits. 967 // ---------------------------------------------------------------------------- 968 sensVals.l.v.leftChanId = SET_SENS_LEFTCHANID; 969 sensVals.r.v.rightChanId = SET_SENS_RIGHTCHANID; 970 sensVals.l.v.leftChanVal = korg1212->leftADCInSens; 971 sensVals.r.v.rightChanVal = korg1212->rightADCInSens; 972 973 // ---------------------------------------------------------------------------- 974 // now start shifting the bits in. Start with the left channel then the right. 975 // ---------------------------------------------------------------------------- 976 for (channel = 0; channel < 2; channel++) { 977 978 // ---------------------------------------------------------------------------- 979 // Bring the load/shift line low, then wait - the spec says >150ns from load/ 980 // shift low to the first rising edge of the clock. 981 // ---------------------------------------------------------------------------- 982 ClearBitInWord(&controlValue, SET_SENS_LOADSHIFT_BITPOS); 983 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); 984 writew(controlValue, korg1212->sensRegPtr); // load/shift goes low 985 udelay(LOADSHIFT_DELAY); 986 987 for (bitPosition = 15; bitPosition >= 0; bitPosition--) { // for all the bits 988 if (channel == 0) { 989 if (sensVals.l.leftSensBits & (0x0001 << bitPosition)) 990 SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set high 991 else 992 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set low 993 } else { 994 if (sensVals.r.rightSensBits & (0x0001 << bitPosition)) 995 SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set high 996 else 997 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set low 998 } 999 1000 ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 1001 writew(controlValue, korg1212->sensRegPtr); // clock goes low 1002 udelay(SENSCLKPULSE_WIDTH); 1003 SetBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 1004 writew(controlValue, korg1212->sensRegPtr); // clock goes high 1005 udelay(SENSCLKPULSE_WIDTH); 1006 } 1007 1008 // ---------------------------------------------------------------------------- 1009 // finish up SPDIF for left. Bring the load/shift line high, then write a one 1010 // bit if the clock rate is 48K otherwise write 0. 1011 // ---------------------------------------------------------------------------- 1012 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); 1013 ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 1014 SetBitInWord(&controlValue, SET_SENS_LOADSHIFT_BITPOS); 1015 writew(controlValue, korg1212->sensRegPtr); // load shift goes high - clk low 1016 udelay(SENSCLKPULSE_WIDTH); 1017 1018 if (clkIs48K) 1019 SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS); 1020 1021 writew(controlValue, korg1212->sensRegPtr); // set/clear data bit 1022 udelay(ONE_RTC_TICK); 1023 SetBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 1024 writew(controlValue, korg1212->sensRegPtr); // clock goes high 1025 udelay(SENSCLKPULSE_WIDTH); 1026 ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 1027 writew(controlValue, korg1212->sensRegPtr); // clock goes low 1028 udelay(SENSCLKPULSE_WIDTH); 1029 } 1030 1031 // ---------------------------------------------------------------------------- 1032 // The update is complete. Set a timeout. This is the inter-update delay. 1033 // Also, if the card was in monitor mode, restore it. 1034 // ---------------------------------------------------------------------------- 1035 for (count = 0; count < 10; count++) 1036 udelay(SENSCLKPULSE_WIDTH); 1037 1038 if (monModeSet) { 1039 int rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 1040 K1212_MODE_MonitorOn, 0, 0, 0); 1041 if (rc) 1042 K1212_DEBUG_PRINTK("K1212_DEBUG: WriteADCSensivity - RC = %d [%s]\n", 1043 rc, stateName[korg1212->cardState]); 1044 } 1045 1046 spin_unlock_irqrestore(&korg1212->lock, flags); 1047 1048 return 1; 1049 } 1050 1051 static void snd_korg1212_OnDSPDownloadComplete(struct snd_korg1212 *korg1212) 1052 { 1053 int channel, rc; 1054 1055 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP download is complete. [%s]\n", 1056 stateName[korg1212->cardState]); 1057 1058 // ---------------------------------------------------- 1059 // tell the card to boot 1060 // ---------------------------------------------------- 1061 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_BootFromDSPPage4, 0, 0, 0, 0); 1062 1063 if (rc) 1064 K1212_DEBUG_PRINTK("K1212_DEBUG: Boot from Page 4 - RC = %d [%s]\n", 1065 rc, stateName[korg1212->cardState]); 1066 msleep(DSP_BOOT_DELAY_IN_MS); 1067 1068 // -------------------------------------------------------------------------------- 1069 // Let the card know where all the buffers are. 1070 // -------------------------------------------------------------------------------- 1071 rc = snd_korg1212_Send1212Command(korg1212, 1072 K1212_DB_ConfigureBufferMemory, 1073 LowerWordSwap(korg1212->PlayDataPhy), 1074 LowerWordSwap(korg1212->RecDataPhy), 1075 ((kNumBuffers * kPlayBufferFrames) / 2), // size given to the card 1076 // is based on 2 buffers 1077 0 1078 ); 1079 1080 if (rc) 1081 K1212_DEBUG_PRINTK("K1212_DEBUG: Configure Buffer Memory - RC = %d [%s]\n", 1082 rc, stateName[korg1212->cardState]); 1083 1084 udelay(INTERCOMMAND_DELAY); 1085 1086 rc = snd_korg1212_Send1212Command(korg1212, 1087 K1212_DB_ConfigureMiscMemory, 1088 LowerWordSwap(korg1212->VolumeTablePhy), 1089 LowerWordSwap(korg1212->RoutingTablePhy), 1090 LowerWordSwap(korg1212->AdatTimeCodePhy), 1091 0 1092 ); 1093 1094 if (rc) 1095 K1212_DEBUG_PRINTK("K1212_DEBUG: Configure Misc Memory - RC = %d [%s]\n", 1096 rc, stateName[korg1212->cardState]); 1097 1098 // -------------------------------------------------------------------------------- 1099 // Initialize the routing and volume tables, then update the card's state. 1100 // -------------------------------------------------------------------------------- 1101 udelay(INTERCOMMAND_DELAY); 1102 1103 for (channel = 0; channel < kAudioChannels; channel++) { 1104 korg1212->sharedBufferPtr->volumeData[channel] = k1212MaxVolume; 1105 //korg1212->sharedBufferPtr->routeData[channel] = channel; 1106 korg1212->sharedBufferPtr->routeData[channel] = 8 + (channel & 1); 1107 } 1108 1109 snd_korg1212_WriteADCSensitivity(korg1212); 1110 1111 udelay(INTERCOMMAND_DELAY); 1112 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SetClockSourceRate, 1113 ClockSourceSelector[korg1212->clkSrcRate], 1114 0, 0, 0); 1115 if (rc) 1116 K1212_DEBUG_PRINTK("K1212_DEBUG: Set Clock Source Selector - RC = %d [%s]\n", 1117 rc, stateName[korg1212->cardState]); 1118 1119 rc = snd_korg1212_TurnOnIdleMonitor(korg1212); 1120 snd_korg1212_setCardState(korg1212, K1212_STATE_READY); 1121 1122 if (rc) 1123 K1212_DEBUG_PRINTK("K1212_DEBUG: Set Monitor On - RC = %d [%s]\n", 1124 rc, stateName[korg1212->cardState]); 1125 1126 snd_korg1212_setCardState(korg1212, K1212_STATE_DSP_COMPLETE); 1127 } 1128 1129 static irqreturn_t snd_korg1212_interrupt(int irq, void *dev_id) 1130 { 1131 u32 doorbellValue; 1132 struct snd_korg1212 *korg1212 = dev_id; 1133 1134 doorbellValue = readl(korg1212->inDoorbellPtr); 1135 1136 if (!doorbellValue) 1137 return IRQ_NONE; 1138 1139 spin_lock(&korg1212->lock); 1140 1141 writel(doorbellValue, korg1212->inDoorbellPtr); 1142 1143 korg1212->irqcount++; 1144 1145 korg1212->inIRQ++; 1146 1147 switch (doorbellValue) { 1148 case K1212_DB_DSPDownloadDone: 1149 K1212_DEBUG_PRINTK("K1212_DEBUG: IRQ DNLD count - %ld, %x, [%s].\n", 1150 korg1212->irqcount, doorbellValue, 1151 stateName[korg1212->cardState]); 1152 if (korg1212->cardState == K1212_STATE_DSP_IN_PROCESS) { 1153 korg1212->dsp_is_loaded = 1; 1154 wake_up(&korg1212->wait); 1155 } 1156 break; 1157 1158 // ------------------------------------------------------------------------ 1159 // an error occurred - stop the card 1160 // ------------------------------------------------------------------------ 1161 case K1212_DB_DMAERROR: 1162 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: IRQ DMAE count - %ld, %x, [%s].\n", 1163 korg1212->irqcount, doorbellValue, 1164 stateName[korg1212->cardState]); 1165 snd_printk(KERN_ERR "korg1212: DMA Error\n"); 1166 korg1212->errorcnt++; 1167 korg1212->totalerrorcnt++; 1168 korg1212->sharedBufferPtr->cardCommand = 0; 1169 snd_korg1212_setCardState(korg1212, K1212_STATE_ERRORSTOP); 1170 break; 1171 1172 // ------------------------------------------------------------------------ 1173 // the card has stopped by our request. Clear the command word and signal 1174 // the semaphore in case someone is waiting for this. 1175 // ------------------------------------------------------------------------ 1176 case K1212_DB_CARDSTOPPED: 1177 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: IRQ CSTP count - %ld, %x, [%s].\n", 1178 korg1212->irqcount, doorbellValue, 1179 stateName[korg1212->cardState]); 1180 korg1212->sharedBufferPtr->cardCommand = 0; 1181 break; 1182 1183 default: 1184 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: IRQ DFLT count - %ld, %x, cpos=%d [%s].\n", 1185 korg1212->irqcount, doorbellValue, 1186 korg1212->currentBuffer, stateName[korg1212->cardState]); 1187 if ((korg1212->cardState > K1212_STATE_SETUP) || korg1212->idleMonitorOn) { 1188 korg1212->currentBuffer++; 1189 1190 if (korg1212->currentBuffer >= kNumBuffers) 1191 korg1212->currentBuffer = 0; 1192 1193 if (!korg1212->running) 1194 break; 1195 1196 if (korg1212->capture_substream) { 1197 spin_unlock(&korg1212->lock); 1198 snd_pcm_period_elapsed(korg1212->capture_substream); 1199 spin_lock(&korg1212->lock); 1200 } 1201 1202 if (korg1212->playback_substream) { 1203 spin_unlock(&korg1212->lock); 1204 snd_pcm_period_elapsed(korg1212->playback_substream); 1205 spin_lock(&korg1212->lock); 1206 } 1207 } 1208 break; 1209 } 1210 1211 korg1212->inIRQ--; 1212 1213 spin_unlock(&korg1212->lock); 1214 1215 return IRQ_HANDLED; 1216 } 1217 1218 static int snd_korg1212_downloadDSPCode(struct snd_korg1212 *korg1212) 1219 { 1220 int rc; 1221 1222 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP download is starting... [%s]\n", 1223 stateName[korg1212->cardState]); 1224 1225 // --------------------------------------------------------------- 1226 // verify the state of the card before proceeding. 1227 // --------------------------------------------------------------- 1228 if (korg1212->cardState >= K1212_STATE_DSP_IN_PROCESS) 1229 return 1; 1230 1231 snd_korg1212_setCardState(korg1212, K1212_STATE_DSP_IN_PROCESS); 1232 1233 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_StartDSPDownload, 1234 UpperWordSwap(korg1212->dma_dsp.addr), 1235 0, 0, 0); 1236 if (rc) 1237 K1212_DEBUG_PRINTK("K1212_DEBUG: Start DSP Download RC = %d [%s]\n", 1238 rc, stateName[korg1212->cardState]); 1239 1240 korg1212->dsp_is_loaded = 0; 1241 wait_event_timeout(korg1212->wait, korg1212->dsp_is_loaded, HZ * CARD_BOOT_TIMEOUT); 1242 if (! korg1212->dsp_is_loaded ) 1243 return -EBUSY; /* timeout */ 1244 1245 snd_korg1212_OnDSPDownloadComplete(korg1212); 1246 1247 return 0; 1248 } 1249 1250 static struct snd_pcm_hardware snd_korg1212_playback_info = 1251 { 1252 .info = (SNDRV_PCM_INFO_MMAP | 1253 SNDRV_PCM_INFO_MMAP_VALID | 1254 SNDRV_PCM_INFO_INTERLEAVED), 1255 .formats = SNDRV_PCM_FMTBIT_S16_LE, 1256 .rates = (SNDRV_PCM_RATE_44100 | 1257 SNDRV_PCM_RATE_48000), 1258 .rate_min = 44100, 1259 .rate_max = 48000, 1260 .channels_min = K1212_MIN_CHANNELS, 1261 .channels_max = K1212_MAX_CHANNELS, 1262 .buffer_bytes_max = K1212_MAX_BUF_SIZE, 1263 .period_bytes_min = K1212_MIN_CHANNELS * 2 * kPlayBufferFrames, 1264 .period_bytes_max = K1212_MAX_CHANNELS * 2 * kPlayBufferFrames, 1265 .periods_min = K1212_PERIODS, 1266 .periods_max = K1212_PERIODS, 1267 .fifo_size = 0, 1268 }; 1269 1270 static struct snd_pcm_hardware snd_korg1212_capture_info = 1271 { 1272 .info = (SNDRV_PCM_INFO_MMAP | 1273 SNDRV_PCM_INFO_MMAP_VALID | 1274 SNDRV_PCM_INFO_INTERLEAVED), 1275 .formats = SNDRV_PCM_FMTBIT_S16_LE, 1276 .rates = (SNDRV_PCM_RATE_44100 | 1277 SNDRV_PCM_RATE_48000), 1278 .rate_min = 44100, 1279 .rate_max = 48000, 1280 .channels_min = K1212_MIN_CHANNELS, 1281 .channels_max = K1212_MAX_CHANNELS, 1282 .buffer_bytes_max = K1212_MAX_BUF_SIZE, 1283 .period_bytes_min = K1212_MIN_CHANNELS * 2 * kPlayBufferFrames, 1284 .period_bytes_max = K1212_MAX_CHANNELS * 2 * kPlayBufferFrames, 1285 .periods_min = K1212_PERIODS, 1286 .periods_max = K1212_PERIODS, 1287 .fifo_size = 0, 1288 }; 1289 1290 static int snd_korg1212_silence(struct snd_korg1212 *korg1212, int pos, int count, int offset, int size) 1291 { 1292 struct KorgAudioFrame * dst = korg1212->playDataBufsPtr[0].bufferData + pos; 1293 int i; 1294 1295 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_silence pos=%d offset=%d size=%d count=%d\n", 1296 pos, offset, size, count); 1297 snd_assert(pos + count <= K1212_MAX_SAMPLES, return -EINVAL); 1298 1299 for (i=0; i < count; i++) { 1300 #if K1212_DEBUG_LEVEL > 0 1301 if ( (void *) dst < (void *) korg1212->playDataBufsPtr || 1302 (void *) dst > (void *) korg1212->playDataBufsPtr[8].bufferData ) { 1303 printk(KERN_DEBUG "K1212_DEBUG: snd_korg1212_silence KERNEL EFAULT dst=%p iter=%d\n", 1304 dst, i); 1305 return -EFAULT; 1306 } 1307 #endif 1308 memset((void*) dst + offset, 0, size); 1309 dst++; 1310 } 1311 1312 return 0; 1313 } 1314 1315 static int snd_korg1212_copy_to(struct snd_korg1212 *korg1212, void __user *dst, int pos, int count, int offset, int size) 1316 { 1317 struct KorgAudioFrame * src = korg1212->recordDataBufsPtr[0].bufferData + pos; 1318 int i, rc; 1319 1320 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_copy_to pos=%d offset=%d size=%d\n", 1321 pos, offset, size); 1322 snd_assert(pos + count <= K1212_MAX_SAMPLES, return -EINVAL); 1323 1324 for (i=0; i < count; i++) { 1325 #if K1212_DEBUG_LEVEL > 0 1326 if ( (void *) src < (void *) korg1212->recordDataBufsPtr || 1327 (void *) src > (void *) korg1212->recordDataBufsPtr[8].bufferData ) { 1328 printk(KERN_DEBUG "K1212_DEBUG: snd_korg1212_copy_to KERNEL EFAULT, src=%p dst=%p iter=%d\n", src, dst, i); 1329 return -EFAULT; 1330 } 1331 #endif 1332 rc = copy_to_user(dst + offset, src, size); 1333 if (rc) { 1334 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_copy_to USER EFAULT src=%p dst=%p iter=%d\n", src, dst, i); 1335 return -EFAULT; 1336 } 1337 src++; 1338 dst += size; 1339 } 1340 1341 return 0; 1342 } 1343 1344 static int snd_korg1212_copy_from(struct snd_korg1212 *korg1212, void __user *src, int pos, int count, int offset, int size) 1345 { 1346 struct KorgAudioFrame * dst = korg1212->playDataBufsPtr[0].bufferData + pos; 1347 int i, rc; 1348 1349 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_copy_from pos=%d offset=%d size=%d count=%d\n", 1350 pos, offset, size, count); 1351 1352 snd_assert(pos + count <= K1212_MAX_SAMPLES, return -EINVAL); 1353 1354 for (i=0; i < count; i++) { 1355 #if K1212_DEBUG_LEVEL > 0 1356 if ( (void *) dst < (void *) korg1212->playDataBufsPtr || 1357 (void *) dst > (void *) korg1212->playDataBufsPtr[8].bufferData ) { 1358 printk(KERN_DEBUG "K1212_DEBUG: snd_korg1212_copy_from KERNEL EFAULT, src=%p dst=%p iter=%d\n", src, dst, i); 1359 return -EFAULT; 1360 } 1361 #endif 1362 rc = copy_from_user((void*) dst + offset, src, size); 1363 if (rc) { 1364 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_copy_from USER EFAULT src=%p dst=%p iter=%d\n", src, dst, i); 1365 return -EFAULT; 1366 } 1367 dst++; 1368 src += size; 1369 } 1370 1371 return 0; 1372 } 1373 1374 static void snd_korg1212_free_pcm(struct snd_pcm *pcm) 1375 { 1376 struct snd_korg1212 *korg1212 = pcm->private_data; 1377 1378 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_free_pcm [%s]\n", 1379 stateName[korg1212->cardState]); 1380 1381 korg1212->pcm = NULL; 1382 } 1383 1384 static int snd_korg1212_playback_open(struct snd_pcm_substream *substream) 1385 { 1386 unsigned long flags; 1387 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1388 struct snd_pcm_runtime *runtime = substream->runtime; 1389 1390 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_playback_open [%s]\n", 1391 stateName[korg1212->cardState]); 1392 1393 snd_pcm_set_sync(substream); // ??? 1394 1395 snd_korg1212_OpenCard(korg1212); 1396 1397 runtime->hw = snd_korg1212_playback_info; 1398 snd_pcm_set_runtime_buffer(substream, &korg1212->dma_play); 1399 1400 spin_lock_irqsave(&korg1212->lock, flags); 1401 1402 korg1212->playback_substream = substream; 1403 korg1212->playback_pid = current->pid; 1404 korg1212->periodsize = K1212_PERIODS; 1405 korg1212->channels = K1212_CHANNELS; 1406 korg1212->errorcnt = 0; 1407 1408 spin_unlock_irqrestore(&korg1212->lock, flags); 1409 1410 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, kPlayBufferFrames, kPlayBufferFrames); 1411 return 0; 1412 } 1413 1414 1415 static int snd_korg1212_capture_open(struct snd_pcm_substream *substream) 1416 { 1417 unsigned long flags; 1418 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1419 struct snd_pcm_runtime *runtime = substream->runtime; 1420 1421 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_capture_open [%s]\n", 1422 stateName[korg1212->cardState]); 1423 1424 snd_pcm_set_sync(substream); 1425 1426 snd_korg1212_OpenCard(korg1212); 1427 1428 runtime->hw = snd_korg1212_capture_info; 1429 snd_pcm_set_runtime_buffer(substream, &korg1212->dma_rec); 1430 1431 spin_lock_irqsave(&korg1212->lock, flags); 1432 1433 korg1212->capture_substream = substream; 1434 korg1212->capture_pid = current->pid; 1435 korg1212->periodsize = K1212_PERIODS; 1436 korg1212->channels = K1212_CHANNELS; 1437 1438 spin_unlock_irqrestore(&korg1212->lock, flags); 1439 1440 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, 1441 kPlayBufferFrames, kPlayBufferFrames); 1442 return 0; 1443 } 1444 1445 static int snd_korg1212_playback_close(struct snd_pcm_substream *substream) 1446 { 1447 unsigned long flags; 1448 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1449 1450 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_playback_close [%s]\n", 1451 stateName[korg1212->cardState]); 1452 1453 snd_korg1212_silence(korg1212, 0, K1212_MAX_SAMPLES, 0, korg1212->channels * 2); 1454 1455 spin_lock_irqsave(&korg1212->lock, flags); 1456 1457 korg1212->playback_pid = -1; 1458 korg1212->playback_substream = NULL; 1459 korg1212->periodsize = 0; 1460 1461 spin_unlock_irqrestore(&korg1212->lock, flags); 1462 1463 snd_korg1212_CloseCard(korg1212); 1464 return 0; 1465 } 1466 1467 static int snd_korg1212_capture_close(struct snd_pcm_substream *substream) 1468 { 1469 unsigned long flags; 1470 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1471 1472 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_capture_close [%s]\n", 1473 stateName[korg1212->cardState]); 1474 1475 spin_lock_irqsave(&korg1212->lock, flags); 1476 1477 korg1212->capture_pid = -1; 1478 korg1212->capture_substream = NULL; 1479 korg1212->periodsize = 0; 1480 1481 spin_unlock_irqrestore(&korg1212->lock, flags); 1482 1483 snd_korg1212_CloseCard(korg1212); 1484 return 0; 1485 } 1486 1487 static int snd_korg1212_ioctl(struct snd_pcm_substream *substream, 1488 unsigned int cmd, void *arg) 1489 { 1490 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_ioctl: cmd=%d\n", cmd); 1491 1492 if (cmd == SNDRV_PCM_IOCTL1_CHANNEL_INFO ) { 1493 struct snd_pcm_channel_info *info = arg; 1494 info->offset = 0; 1495 info->first = info->channel * 16; 1496 info->step = 256; 1497 K1212_DEBUG_PRINTK("K1212_DEBUG: channel_info %d:, offset=%ld, first=%d, step=%d\n", info->channel, info->offset, info->first, info->step); 1498 return 0; 1499 } 1500 1501 return snd_pcm_lib_ioctl(substream, cmd, arg); 1502 } 1503 1504 static int snd_korg1212_hw_params(struct snd_pcm_substream *substream, 1505 struct snd_pcm_hw_params *params) 1506 { 1507 unsigned long flags; 1508 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1509 int err; 1510 pid_t this_pid; 1511 pid_t other_pid; 1512 1513 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_hw_params [%s]\n", 1514 stateName[korg1212->cardState]); 1515 1516 spin_lock_irqsave(&korg1212->lock, flags); 1517 1518 if (substream->pstr->stream == SNDRV_PCM_STREAM_PLAYBACK) { 1519 this_pid = korg1212->playback_pid; 1520 other_pid = korg1212->capture_pid; 1521 } else { 1522 this_pid = korg1212->capture_pid; 1523 other_pid = korg1212->playback_pid; 1524 } 1525 1526 if ((other_pid > 0) && (this_pid != other_pid)) { 1527 1528 /* The other stream is open, and not by the same 1529 task as this one. Make sure that the parameters 1530 that matter are the same. 1531 */ 1532 1533 if ((int)params_rate(params) != korg1212->clkRate) { 1534 spin_unlock_irqrestore(&korg1212->lock, flags); 1535 _snd_pcm_hw_param_setempty(params, SNDRV_PCM_HW_PARAM_RATE); 1536 return -EBUSY; 1537 } 1538 1539 spin_unlock_irqrestore(&korg1212->lock, flags); 1540 return 0; 1541 } 1542 1543 if ((err = snd_korg1212_SetRate(korg1212, params_rate(params))) < 0) { 1544 spin_unlock_irqrestore(&korg1212->lock, flags); 1545 return err; 1546 } 1547 1548 korg1212->channels = params_channels(params); 1549 korg1212->periodsize = K1212_PERIOD_BYTES; 1550 1551 spin_unlock_irqrestore(&korg1212->lock, flags); 1552 1553 return 0; 1554 } 1555 1556 static int snd_korg1212_prepare(struct snd_pcm_substream *substream) 1557 { 1558 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1559 int rc; 1560 1561 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_prepare [%s]\n", 1562 stateName[korg1212->cardState]); 1563 1564 spin_lock_irq(&korg1212->lock); 1565 1566 /* FIXME: we should wait for ack! */ 1567 if (korg1212->stop_pending_cnt > 0) { 1568 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_prepare - Stop is pending... [%s]\n", 1569 stateName[korg1212->cardState]); 1570 spin_unlock_irq(&korg1212->lock); 1571 return -EAGAIN; 1572 /* 1573 korg1212->sharedBufferPtr->cardCommand = 0; 1574 del_timer(&korg1212->timer); 1575 korg1212->stop_pending_cnt = 0; 1576 */ 1577 } 1578 1579 rc = snd_korg1212_SetupForPlay(korg1212); 1580 1581 korg1212->currentBuffer = 0; 1582 1583 spin_unlock_irq(&korg1212->lock); 1584 1585 return rc ? -EINVAL : 0; 1586 } 1587 1588 static int snd_korg1212_trigger(struct snd_pcm_substream *substream, 1589 int cmd) 1590 { 1591 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1592 int rc; 1593 1594 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_trigger [%s] cmd=%d\n", 1595 stateName[korg1212->cardState], cmd); 1596 1597 spin_lock(&korg1212->lock); 1598 switch (cmd) { 1599 case SNDRV_PCM_TRIGGER_START: 1600 /* 1601 if (korg1212->running) { 1602 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_trigger: Already running?\n"); 1603 break; 1604 } 1605 */ 1606 korg1212->running++; 1607 rc = snd_korg1212_TriggerPlay(korg1212); 1608 break; 1609 1610 case SNDRV_PCM_TRIGGER_STOP: 1611 /* 1612 if (!korg1212->running) { 1613 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_trigger: Already stopped?\n"); 1614 break; 1615 } 1616 */ 1617 korg1212->running--; 1618 rc = snd_korg1212_StopPlay(korg1212); 1619 break; 1620 1621 default: 1622 rc = 1; 1623 break; 1624 } 1625 spin_unlock(&korg1212->lock); 1626 return rc ? -EINVAL : 0; 1627 } 1628 1629 static snd_pcm_uframes_t snd_korg1212_playback_pointer(struct snd_pcm_substream *substream) 1630 { 1631 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1632 snd_pcm_uframes_t pos; 1633 1634 pos = korg1212->currentBuffer * kPlayBufferFrames; 1635 1636 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_playback_pointer [%s] %ld\n", 1637 stateName[korg1212->cardState], pos); 1638 1639 return pos; 1640 } 1641 1642 static snd_pcm_uframes_t snd_korg1212_capture_pointer(struct snd_pcm_substream *substream) 1643 { 1644 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1645 snd_pcm_uframes_t pos; 1646 1647 pos = korg1212->currentBuffer * kPlayBufferFrames; 1648 1649 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_capture_pointer [%s] %ld\n", 1650 stateName[korg1212->cardState], pos); 1651 1652 return pos; 1653 } 1654 1655 static int snd_korg1212_playback_copy(struct snd_pcm_substream *substream, 1656 int channel, /* not used (interleaved data) */ 1657 snd_pcm_uframes_t pos, 1658 void __user *src, 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_copy [%s] %ld %ld\n", 1664 stateName[korg1212->cardState], pos, count); 1665 1666 return snd_korg1212_copy_from(korg1212, src, pos, count, 0, korg1212->channels * 2); 1667 1668 } 1669 1670 static int snd_korg1212_playback_silence(struct snd_pcm_substream *substream, 1671 int channel, /* not used (interleaved data) */ 1672 snd_pcm_uframes_t pos, 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_playback_silence [%s]\n", 1678 stateName[korg1212->cardState]); 1679 1680 return snd_korg1212_silence(korg1212, pos, count, 0, korg1212->channels * 2); 1681 } 1682 1683 static int snd_korg1212_capture_copy(struct snd_pcm_substream *substream, 1684 int channel, /* not used (interleaved data) */ 1685 snd_pcm_uframes_t pos, 1686 void __user *dst, 1687 snd_pcm_uframes_t count) 1688 { 1689 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1690 1691 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_capture_copy [%s] %ld %ld\n", 1692 stateName[korg1212->cardState], pos, count); 1693 1694 return snd_korg1212_copy_to(korg1212, dst, pos, count, 0, korg1212->channels * 2); 1695 } 1696 1697 static struct snd_pcm_ops snd_korg1212_playback_ops = { 1698 .open = snd_korg1212_playback_open, 1699 .close = snd_korg1212_playback_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_playback_pointer, 1705 .copy = snd_korg1212_playback_copy, 1706 .silence = snd_korg1212_playback_silence, 1707 }; 1708 1709 static struct snd_pcm_ops snd_korg1212_capture_ops = { 1710 .open = snd_korg1212_capture_open, 1711 .close = snd_korg1212_capture_close, 1712 .ioctl = snd_korg1212_ioctl, 1713 .hw_params = snd_korg1212_hw_params, 1714 .prepare = snd_korg1212_prepare, 1715 .trigger = snd_korg1212_trigger, 1716 .pointer = snd_korg1212_capture_pointer, 1717 .copy = snd_korg1212_capture_copy, 1718 }; 1719 1720 /* 1721 * Control Interface 1722 */ 1723 1724 static int snd_korg1212_control_phase_info(struct snd_kcontrol *kcontrol, 1725 struct snd_ctl_elem_info *uinfo) 1726 { 1727 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; 1728 uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1; 1729 return 0; 1730 } 1731 1732 static int snd_korg1212_control_phase_get(struct snd_kcontrol *kcontrol, 1733 struct snd_ctl_elem_value *u) 1734 { 1735 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1736 int i = kcontrol->private_value; 1737 1738 spin_lock_irq(&korg1212->lock); 1739 1740 u->value.integer.value[0] = korg1212->volumePhase[i]; 1741 1742 if (i >= 8) 1743 u->value.integer.value[1] = korg1212->volumePhase[i+1]; 1744 1745 spin_unlock_irq(&korg1212->lock); 1746 1747 return 0; 1748 } 1749 1750 static int snd_korg1212_control_phase_put(struct snd_kcontrol *kcontrol, 1751 struct snd_ctl_elem_value *u) 1752 { 1753 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1754 int change = 0; 1755 int i, val; 1756 1757 spin_lock_irq(&korg1212->lock); 1758 1759 i = kcontrol->private_value; 1760 1761 korg1212->volumePhase[i] = u->value.integer.value[0]; 1762 1763 val = korg1212->sharedBufferPtr->volumeData[kcontrol->private_value]; 1764 1765 if ((u->value.integer.value[0] > 0) != (val < 0)) { 1766 val = abs(val) * (korg1212->volumePhase[i] > 0 ? -1 : 1); 1767 korg1212->sharedBufferPtr->volumeData[i] = val; 1768 change = 1; 1769 } 1770 1771 if (i >= 8) { 1772 korg1212->volumePhase[i+1] = u->value.integer.value[1]; 1773 1774 val = korg1212->sharedBufferPtr->volumeData[kcontrol->private_value+1]; 1775 1776 if ((u->value.integer.value[1] > 0) != (val < 0)) { 1777 val = abs(val) * (korg1212->volumePhase[i+1] > 0 ? -1 : 1); 1778 korg1212->sharedBufferPtr->volumeData[i+1] = val; 1779 change = 1; 1780 } 1781 } 1782 1783 spin_unlock_irq(&korg1212->lock); 1784 1785 return change; 1786 } 1787 1788 static int snd_korg1212_control_volume_info(struct snd_kcontrol *kcontrol, 1789 struct snd_ctl_elem_info *uinfo) 1790 { 1791 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 1792 uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1; 1793 uinfo->value.integer.min = k1212MinVolume; 1794 uinfo->value.integer.max = k1212MaxVolume; 1795 return 0; 1796 } 1797 1798 static int snd_korg1212_control_volume_get(struct snd_kcontrol *kcontrol, 1799 struct snd_ctl_elem_value *u) 1800 { 1801 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1802 int i; 1803 1804 spin_lock_irq(&korg1212->lock); 1805 1806 i = kcontrol->private_value; 1807 u->value.integer.value[0] = abs(korg1212->sharedBufferPtr->volumeData[i]); 1808 1809 if (i >= 8) 1810 u->value.integer.value[1] = abs(korg1212->sharedBufferPtr->volumeData[i+1]); 1811 1812 spin_unlock_irq(&korg1212->lock); 1813 1814 return 0; 1815 } 1816 1817 static int snd_korg1212_control_volume_put(struct snd_kcontrol *kcontrol, 1818 struct snd_ctl_elem_value *u) 1819 { 1820 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1821 int change = 0; 1822 int i; 1823 int val; 1824 1825 spin_lock_irq(&korg1212->lock); 1826 1827 i = kcontrol->private_value; 1828 1829 if (u->value.integer.value[0] != abs(korg1212->sharedBufferPtr->volumeData[i])) { 1830 val = korg1212->volumePhase[i] > 0 ? -1 : 1; 1831 val *= u->value.integer.value[0]; 1832 korg1212->sharedBufferPtr->volumeData[i] = val; 1833 change = 1; 1834 } 1835 1836 if (i >= 8) { 1837 if (u->value.integer.value[1] != abs(korg1212->sharedBufferPtr->volumeData[i+1])) { 1838 val = korg1212->volumePhase[i+1] > 0 ? -1 : 1; 1839 val *= u->value.integer.value[1]; 1840 korg1212->sharedBufferPtr->volumeData[i+1] = val; 1841 change = 1; 1842 } 1843 } 1844 1845 spin_unlock_irq(&korg1212->lock); 1846 1847 return change; 1848 } 1849 1850 static int snd_korg1212_control_route_info(struct snd_kcontrol *kcontrol, 1851 struct snd_ctl_elem_info *uinfo) 1852 { 1853 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; 1854 uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1; 1855 uinfo->value.enumerated.items = kAudioChannels; 1856 if (uinfo->value.enumerated.item > kAudioChannels-1) { 1857 uinfo->value.enumerated.item = kAudioChannels-1; 1858 } 1859 strcpy(uinfo->value.enumerated.name, channelName[uinfo->value.enumerated.item]); 1860 return 0; 1861 } 1862 1863 static int snd_korg1212_control_route_get(struct snd_kcontrol *kcontrol, 1864 struct snd_ctl_elem_value *u) 1865 { 1866 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1867 int i; 1868 1869 spin_lock_irq(&korg1212->lock); 1870 1871 i = kcontrol->private_value; 1872 u->value.enumerated.item[0] = korg1212->sharedBufferPtr->routeData[i]; 1873 1874 if (i >= 8) 1875 u->value.enumerated.item[1] = korg1212->sharedBufferPtr->routeData[i+1]; 1876 1877 spin_unlock_irq(&korg1212->lock); 1878 1879 return 0; 1880 } 1881 1882 static int snd_korg1212_control_route_put(struct snd_kcontrol *kcontrol, 1883 struct snd_ctl_elem_value *u) 1884 { 1885 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1886 int change = 0, i; 1887 1888 spin_lock_irq(&korg1212->lock); 1889 1890 i = kcontrol->private_value; 1891 1892 if (u->value.enumerated.item[0] != (unsigned) korg1212->sharedBufferPtr->volumeData[i]) { 1893 korg1212->sharedBufferPtr->routeData[i] = u->value.enumerated.item[0]; 1894 change = 1; 1895 } 1896 1897 if (i >= 8) { 1898 if (u->value.enumerated.item[1] != (unsigned) korg1212->sharedBufferPtr->volumeData[i+1]) { 1899 korg1212->sharedBufferPtr->routeData[i+1] = u->value.enumerated.item[1]; 1900 change = 1; 1901 } 1902 } 1903 1904 spin_unlock_irq(&korg1212->lock); 1905 1906 return change; 1907 } 1908 1909 static int snd_korg1212_control_info(struct snd_kcontrol *kcontrol, 1910 struct snd_ctl_elem_info *uinfo) 1911 { 1912 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 1913 uinfo->count = 2; 1914 uinfo->value.integer.min = k1212MaxADCSens; 1915 uinfo->value.integer.max = k1212MinADCSens; 1916 return 0; 1917 } 1918 1919 static int snd_korg1212_control_get(struct snd_kcontrol *kcontrol, 1920 struct snd_ctl_elem_value *u) 1921 { 1922 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1923 1924 spin_lock_irq(&korg1212->lock); 1925 1926 u->value.integer.value[0] = korg1212->leftADCInSens; 1927 u->value.integer.value[1] = korg1212->rightADCInSens; 1928 1929 spin_unlock_irq(&korg1212->lock); 1930 1931 return 0; 1932 } 1933 1934 static int snd_korg1212_control_put(struct snd_kcontrol *kcontrol, 1935 struct snd_ctl_elem_value *u) 1936 { 1937 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1938 int change = 0; 1939 1940 spin_lock_irq(&korg1212->lock); 1941 1942 if (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] != 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 synchronize_irq(korg1212->irq); 2099 snd_korg1212_DisableCardInterrupts(korg1212); 2100 free_irq(korg1212->irq, korg1212); 2101 korg1212->irq = -1; 2102 } 2103 2104 if (korg1212->iobase != NULL) { 2105 iounmap(korg1212->iobase); 2106 korg1212->iobase = NULL; 2107 } 2108 2109 pci_release_regions(korg1212->pci); 2110 2111 // ---------------------------------------------------- 2112 // free up memory resources used for the DSP download. 2113 // ---------------------------------------------------- 2114 if (korg1212->dma_dsp.area) { 2115 snd_dma_free_pages(&korg1212->dma_dsp); 2116 korg1212->dma_dsp.area = NULL; 2117 } 2118 2119 #ifndef K1212_LARGEALLOC 2120 2121 // ------------------------------------------------------ 2122 // free up memory resources used for the Play/Rec Buffers 2123 // ------------------------------------------------------ 2124 if (korg1212->dma_play.area) { 2125 snd_dma_free_pages(&korg1212->dma_play); 2126 korg1212->dma_play.area = NULL; 2127 } 2128 2129 if (korg1212->dma_rec.area) { 2130 snd_dma_free_pages(&korg1212->dma_rec); 2131 korg1212->dma_rec.area = NULL; 2132 } 2133 2134 #endif 2135 2136 // ---------------------------------------------------- 2137 // free up memory resources used for the Shared Buffers 2138 // ---------------------------------------------------- 2139 if (korg1212->dma_shared.area) { 2140 snd_dma_free_pages(&korg1212->dma_shared); 2141 korg1212->dma_shared.area = NULL; 2142 } 2143 2144 pci_disable_device(korg1212->pci); 2145 kfree(korg1212); 2146 return 0; 2147 } 2148 2149 static int snd_korg1212_dev_free(struct snd_device *device) 2150 { 2151 struct snd_korg1212 *korg1212 = device->device_data; 2152 K1212_DEBUG_PRINTK("K1212_DEBUG: Freeing device\n"); 2153 return snd_korg1212_free(korg1212); 2154 } 2155 2156 static int __devinit snd_korg1212_create(struct snd_card *card, struct pci_dev *pci, 2157 struct snd_korg1212 ** rchip) 2158 2159 { 2160 int err, rc; 2161 unsigned int i; 2162 unsigned ioport_size, iomem_size, iomem2_size; 2163 struct snd_korg1212 * korg1212; 2164 const struct firmware *dsp_code; 2165 2166 static struct snd_device_ops ops = { 2167 .dev_free = snd_korg1212_dev_free, 2168 }; 2169 2170 * rchip = NULL; 2171 if ((err = pci_enable_device(pci)) < 0) 2172 return err; 2173 2174 korg1212 = kzalloc(sizeof(*korg1212), GFP_KERNEL); 2175 if (korg1212 == NULL) { 2176 pci_disable_device(pci); 2177 return -ENOMEM; 2178 } 2179 2180 korg1212->card = card; 2181 korg1212->pci = pci; 2182 2183 init_waitqueue_head(&korg1212->wait); 2184 spin_lock_init(&korg1212->lock); 2185 mutex_init(&korg1212->open_mutex); 2186 init_timer(&korg1212->timer); 2187 korg1212->timer.function = snd_korg1212_timer_func; 2188 korg1212->timer.data = (unsigned long)korg1212; 2189 2190 korg1212->irq = -1; 2191 korg1212->clkSource = K1212_CLKIDX_Local; 2192 korg1212->clkRate = 44100; 2193 korg1212->inIRQ = 0; 2194 korg1212->running = 0; 2195 korg1212->opencnt = 0; 2196 korg1212->playcnt = 0; 2197 korg1212->setcnt = 0; 2198 korg1212->totalerrorcnt = 0; 2199 korg1212->playback_pid = -1; 2200 korg1212->capture_pid = -1; 2201 snd_korg1212_setCardState(korg1212, K1212_STATE_UNINITIALIZED); 2202 korg1212->idleMonitorOn = 0; 2203 korg1212->clkSrcRate = K1212_CLKIDX_LocalAt44_1K; 2204 korg1212->leftADCInSens = k1212MaxADCSens; 2205 korg1212->rightADCInSens = k1212MaxADCSens; 2206 2207 for (i=0; i<kAudioChannels; i++) 2208 korg1212->volumePhase[i] = 0; 2209 2210 if ((err = pci_request_regions(pci, "korg1212")) < 0) { 2211 kfree(korg1212); 2212 pci_disable_device(pci); 2213 return err; 2214 } 2215 2216 korg1212->iomem = pci_resource_start(korg1212->pci, 0); 2217 korg1212->ioport = pci_resource_start(korg1212->pci, 1); 2218 korg1212->iomem2 = pci_resource_start(korg1212->pci, 2); 2219 2220 iomem_size = pci_resource_len(korg1212->pci, 0); 2221 ioport_size = pci_resource_len(korg1212->pci, 1); 2222 iomem2_size = pci_resource_len(korg1212->pci, 2); 2223 2224 K1212_DEBUG_PRINTK("K1212_DEBUG: resources:\n" 2225 " iomem = 0x%lx (%d)\n" 2226 " ioport = 0x%lx (%d)\n" 2227 " iomem = 0x%lx (%d)\n" 2228 " [%s]\n", 2229 korg1212->iomem, iomem_size, 2230 korg1212->ioport, ioport_size, 2231 korg1212->iomem2, iomem2_size, 2232 stateName[korg1212->cardState]); 2233 2234 if ((korg1212->iobase = ioremap(korg1212->iomem, iomem_size)) == NULL) { 2235 snd_printk(KERN_ERR "korg1212: unable to remap memory region 0x%lx-0x%lx\n", korg1212->iomem, 2236 korg1212->iomem + iomem_size - 1); 2237 snd_korg1212_free(korg1212); 2238 return -EBUSY; 2239 } 2240 2241 err = request_irq(pci->irq, snd_korg1212_interrupt, 2242 IRQF_SHARED, 2243 "korg1212", korg1212); 2244 2245 if (err) { 2246 snd_printk(KERN_ERR "korg1212: unable to grab IRQ %d\n", pci->irq); 2247 snd_korg1212_free(korg1212); 2248 return -EBUSY; 2249 } 2250 2251 korg1212->irq = pci->irq; 2252 2253 pci_set_master(korg1212->pci); 2254 2255 korg1212->statusRegPtr = (u32 __iomem *) (korg1212->iobase + STATUS_REG_OFFSET); 2256 korg1212->outDoorbellPtr = (u32 __iomem *) (korg1212->iobase + OUT_DOORBELL_OFFSET); 2257 korg1212->inDoorbellPtr = (u32 __iomem *) (korg1212->iobase + IN_DOORBELL_OFFSET); 2258 korg1212->mailbox0Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX0_OFFSET); 2259 korg1212->mailbox1Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX1_OFFSET); 2260 korg1212->mailbox2Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX2_OFFSET); 2261 korg1212->mailbox3Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX3_OFFSET); 2262 korg1212->controlRegPtr = (u32 __iomem *) (korg1212->iobase + PCI_CONTROL_OFFSET); 2263 korg1212->sensRegPtr = (u16 __iomem *) (korg1212->iobase + SENS_CONTROL_OFFSET); 2264 korg1212->idRegPtr = (u32 __iomem *) (korg1212->iobase + DEV_VEND_ID_OFFSET); 2265 2266 K1212_DEBUG_PRINTK("K1212_DEBUG: card registers:\n" 2267 " Status register = 0x%p\n" 2268 " OutDoorbell = 0x%p\n" 2269 " InDoorbell = 0x%p\n" 2270 " Mailbox0 = 0x%p\n" 2271 " Mailbox1 = 0x%p\n" 2272 " Mailbox2 = 0x%p\n" 2273 " Mailbox3 = 0x%p\n" 2274 " ControlReg = 0x%p\n" 2275 " SensReg = 0x%p\n" 2276 " IDReg = 0x%p\n" 2277 " [%s]\n", 2278 korg1212->statusRegPtr, 2279 korg1212->outDoorbellPtr, 2280 korg1212->inDoorbellPtr, 2281 korg1212->mailbox0Ptr, 2282 korg1212->mailbox1Ptr, 2283 korg1212->mailbox2Ptr, 2284 korg1212->mailbox3Ptr, 2285 korg1212->controlRegPtr, 2286 korg1212->sensRegPtr, 2287 korg1212->idRegPtr, 2288 stateName[korg1212->cardState]); 2289 2290 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 2291 sizeof(struct KorgSharedBuffer), &korg1212->dma_shared) < 0) { 2292 snd_printk(KERN_ERR "korg1212: can not allocate shared buffer memory (%Zd bytes)\n", sizeof(struct KorgSharedBuffer)); 2293 snd_korg1212_free(korg1212); 2294 return -ENOMEM; 2295 } 2296 korg1212->sharedBufferPtr = (struct KorgSharedBuffer *)korg1212->dma_shared.area; 2297 korg1212->sharedBufferPhy = korg1212->dma_shared.addr; 2298 2299 K1212_DEBUG_PRINTK("K1212_DEBUG: Shared Buffer Area = 0x%p (0x%08lx), %d bytes\n", korg1212->sharedBufferPtr, korg1212->sharedBufferPhy, sizeof(struct KorgSharedBuffer)); 2300 2301 #ifndef K1212_LARGEALLOC 2302 2303 korg1212->DataBufsSize = sizeof(struct KorgAudioBuffer) * kNumBuffers; 2304 2305 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 2306 korg1212->DataBufsSize, &korg1212->dma_play) < 0) { 2307 snd_printk(KERN_ERR "korg1212: can not allocate play data buffer memory (%d bytes)\n", korg1212->DataBufsSize); 2308 snd_korg1212_free(korg1212); 2309 return -ENOMEM; 2310 } 2311 korg1212->playDataBufsPtr = (struct KorgAudioBuffer *)korg1212->dma_play.area; 2312 korg1212->PlayDataPhy = korg1212->dma_play.addr; 2313 2314 K1212_DEBUG_PRINTK("K1212_DEBUG: Play Data Area = 0x%p (0x%08x), %d bytes\n", 2315 korg1212->playDataBufsPtr, korg1212->PlayDataPhy, korg1212->DataBufsSize); 2316 2317 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 2318 korg1212->DataBufsSize, &korg1212->dma_rec) < 0) { 2319 snd_printk(KERN_ERR "korg1212: can not allocate record data buffer memory (%d bytes)\n", korg1212->DataBufsSize); 2320 snd_korg1212_free(korg1212); 2321 return -ENOMEM; 2322 } 2323 korg1212->recordDataBufsPtr = (struct KorgAudioBuffer *)korg1212->dma_rec.area; 2324 korg1212->RecDataPhy = korg1212->dma_rec.addr; 2325 2326 K1212_DEBUG_PRINTK("K1212_DEBUG: Record Data Area = 0x%p (0x%08x), %d bytes\n", 2327 korg1212->recordDataBufsPtr, korg1212->RecDataPhy, korg1212->DataBufsSize); 2328 2329 #else // K1212_LARGEALLOC 2330 2331 korg1212->recordDataBufsPtr = korg1212->sharedBufferPtr->recordDataBufs; 2332 korg1212->playDataBufsPtr = korg1212->sharedBufferPtr->playDataBufs; 2333 korg1212->PlayDataPhy = (u32) &((struct KorgSharedBuffer *) korg1212->sharedBufferPhy)->playDataBufs; 2334 korg1212->RecDataPhy = (u32) &((struct KorgSharedBuffer *) korg1212->sharedBufferPhy)->recordDataBufs; 2335 2336 #endif // K1212_LARGEALLOC 2337 2338 korg1212->VolumeTablePhy = korg1212->sharedBufferPhy + 2339 offsetof(struct KorgSharedBuffer, volumeData); 2340 korg1212->RoutingTablePhy = korg1212->sharedBufferPhy + 2341 offsetof(struct KorgSharedBuffer, routeData); 2342 korg1212->AdatTimeCodePhy = korg1212->sharedBufferPhy + 2343 offsetof(struct KorgSharedBuffer, AdatTimeCode); 2344 2345 err = request_firmware(&dsp_code, "korg/k1212.dsp", &pci->dev); 2346 if (err < 0) { 2347 release_firmware(dsp_code); 2348 #ifdef FIRMWARE_IN_THE_KERNEL 2349 dsp_code = &static_dsp_code; 2350 #else 2351 snd_printk(KERN_ERR "firmware not available\n"); 2352 snd_korg1212_free(korg1212); 2353 return err; 2354 #endif 2355 } 2356 2357 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 2358 dsp_code->size, &korg1212->dma_dsp) < 0) { 2359 snd_printk(KERN_ERR "korg1212: cannot allocate dsp code memory (%zd bytes)\n", dsp_code->size); 2360 snd_korg1212_free(korg1212); 2361 #ifdef FIRMWARE_IN_THE_KERNEL 2362 if (dsp_code != &static_dsp_code) 2363 #endif 2364 release_firmware(dsp_code); 2365 return -ENOMEM; 2366 } 2367 2368 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP Code area = 0x%p (0x%08x) %d bytes [%s]\n", 2369 korg1212->dma_dsp.area, korg1212->dma_dsp.addr, dsp_code->size, 2370 stateName[korg1212->cardState]); 2371 2372 memcpy(korg1212->dma_dsp.area, dsp_code->data, dsp_code->size); 2373 2374 #ifdef FIRMWARE_IN_THE_KERNEL 2375 if (dsp_code != &static_dsp_code) 2376 #endif 2377 release_firmware(dsp_code); 2378 2379 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_RebootCard, 0, 0, 0, 0); 2380 2381 if (rc) 2382 K1212_DEBUG_PRINTK("K1212_DEBUG: Reboot Card - RC = %d [%s]\n", rc, stateName[korg1212->cardState]); 2383 2384 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, korg1212, &ops)) < 0) { 2385 snd_korg1212_free(korg1212); 2386 return err; 2387 } 2388 2389 snd_korg1212_EnableCardInterrupts(korg1212); 2390 2391 mdelay(CARD_BOOT_DELAY_IN_MS); 2392 2393 if (snd_korg1212_downloadDSPCode(korg1212)) 2394 return -EBUSY; 2395 2396 K1212_DEBUG_PRINTK("korg1212: dspMemPhy = %08x U[%08x], " 2397 "PlayDataPhy = %08x L[%08x]\n" 2398 "korg1212: RecDataPhy = %08x L[%08x], " 2399 "VolumeTablePhy = %08x L[%08x]\n" 2400 "korg1212: RoutingTablePhy = %08x L[%08x], " 2401 "AdatTimeCodePhy = %08x L[%08x]\n", 2402 (int)korg1212->dma_dsp.addr, UpperWordSwap(korg1212->dma_dsp.addr), 2403 korg1212->PlayDataPhy, LowerWordSwap(korg1212->PlayDataPhy), 2404 korg1212->RecDataPhy, LowerWordSwap(korg1212->RecDataPhy), 2405 korg1212->VolumeTablePhy, LowerWordSwap(korg1212->VolumeTablePhy), 2406 korg1212->RoutingTablePhy, LowerWordSwap(korg1212->RoutingTablePhy), 2407 korg1212->AdatTimeCodePhy, LowerWordSwap(korg1212->AdatTimeCodePhy)); 2408 2409 if ((err = snd_pcm_new(korg1212->card, "korg1212", 0, 1, 1, &korg1212->pcm)) < 0) 2410 return err; 2411 2412 korg1212->pcm->private_data = korg1212; 2413 korg1212->pcm->private_free = snd_korg1212_free_pcm; 2414 strcpy(korg1212->pcm->name, "korg1212"); 2415 2416 snd_pcm_set_ops(korg1212->pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_korg1212_playback_ops); 2417 2418 snd_pcm_set_ops(korg1212->pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_korg1212_capture_ops); 2419 2420 korg1212->pcm->info_flags = SNDRV_PCM_INFO_JOINT_DUPLEX; 2421 2422 for (i = 0; i < ARRAY_SIZE(snd_korg1212_controls); i++) { 2423 err = snd_ctl_add(korg1212->card, snd_ctl_new1(&snd_korg1212_controls[i], korg1212)); 2424 if (err < 0) 2425 return err; 2426 } 2427 2428 snd_korg1212_proc_init(korg1212); 2429 2430 snd_card_set_dev(card, &pci->dev); 2431 2432 * rchip = korg1212; 2433 return 0; 2434 2435 } 2436 2437 /* 2438 * Card initialisation 2439 */ 2440 2441 static int __devinit 2442 snd_korg1212_probe(struct pci_dev *pci, 2443 const struct pci_device_id *pci_id) 2444 { 2445 static int dev; 2446 struct snd_korg1212 *korg1212; 2447 struct snd_card *card; 2448 int err; 2449 2450 if (dev >= SNDRV_CARDS) { 2451 return -ENODEV; 2452 } 2453 if (!enable[dev]) { 2454 dev++; 2455 return -ENOENT; 2456 } 2457 card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0); 2458 if (card == NULL) 2459 return -ENOMEM; 2460 2461 if ((err = snd_korg1212_create(card, pci, &korg1212)) < 0) { 2462 snd_card_free(card); 2463 return err; 2464 } 2465 2466 strcpy(card->driver, "korg1212"); 2467 strcpy(card->shortname, "korg1212"); 2468 sprintf(card->longname, "%s at 0x%lx, irq %d", card->shortname, 2469 korg1212->iomem, korg1212->irq); 2470 2471 K1212_DEBUG_PRINTK("K1212_DEBUG: %s\n", card->longname); 2472 2473 if ((err = snd_card_register(card)) < 0) { 2474 snd_card_free(card); 2475 return err; 2476 } 2477 pci_set_drvdata(pci, card); 2478 dev++; 2479 return 0; 2480 } 2481 2482 static void __devexit snd_korg1212_remove(struct pci_dev *pci) 2483 { 2484 snd_card_free(pci_get_drvdata(pci)); 2485 pci_set_drvdata(pci, NULL); 2486 } 2487 2488 static struct pci_driver driver = { 2489 .name = "korg1212", 2490 .id_table = snd_korg1212_ids, 2491 .probe = snd_korg1212_probe, 2492 .remove = __devexit_p(snd_korg1212_remove), 2493 }; 2494 2495 static int __init alsa_card_korg1212_init(void) 2496 { 2497 return pci_register_driver(&driver); 2498 } 2499 2500 static void __exit alsa_card_korg1212_exit(void) 2501 { 2502 pci_unregister_driver(&driver); 2503 } 2504 2505 module_init(alsa_card_korg1212_init) 2506 module_exit(alsa_card_korg1212_exit) 2507