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 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 COMMAND_ACK_DELAY 13 // number of RTC ticks to wait for an acknowledgement 166 // from the card after sending a command. 167 #define INTERCOMMAND_DELAY 40 168 #define MAX_COMMAND_RETRIES 5 // maximum number of times the driver will attempt 169 // to send a command before giving up. 170 #define COMMAND_ACK_MASK 0x8000 // the MSB is set in the command acknowledgment from 171 // the card. 172 #define DOORBELL_VAL_MASK 0x00FF // the doorbell value is one byte 173 174 #define CARD_BOOT_DELAY_IN_MS 10 175 #define CARD_BOOT_TIMEOUT 10 176 #define DSP_BOOT_DELAY_IN_MS 200 177 178 #define kNumBuffers 8 179 #define k1212MaxCards 4 180 #define k1212NumWaveDevices 6 181 #define k16BitChannels 10 182 #define k32BitChannels 2 183 #define kAudioChannels (k16BitChannels + k32BitChannels) 184 #define kPlayBufferFrames 1024 185 186 #define K1212_ANALOG_CHANNELS 2 187 #define K1212_SPDIF_CHANNELS 2 188 #define K1212_ADAT_CHANNELS 8 189 #define K1212_CHANNELS (K1212_ADAT_CHANNELS + K1212_ANALOG_CHANNELS) 190 #define K1212_MIN_CHANNELS 1 191 #define K1212_MAX_CHANNELS K1212_CHANNELS 192 #define K1212_FRAME_SIZE (sizeof(struct KorgAudioFrame)) 193 #define K1212_MAX_SAMPLES (kPlayBufferFrames*kNumBuffers) 194 #define K1212_PERIODS (kNumBuffers) 195 #define K1212_PERIOD_BYTES (K1212_FRAME_SIZE*kPlayBufferFrames) 196 #define K1212_BUF_SIZE (K1212_PERIOD_BYTES*kNumBuffers) 197 #define K1212_ANALOG_BUF_SIZE (K1212_ANALOG_CHANNELS * 2 * kPlayBufferFrames * kNumBuffers) 198 #define K1212_SPDIF_BUF_SIZE (K1212_SPDIF_CHANNELS * 3 * kPlayBufferFrames * kNumBuffers) 199 #define K1212_ADAT_BUF_SIZE (K1212_ADAT_CHANNELS * 2 * kPlayBufferFrames * kNumBuffers) 200 #define K1212_MAX_BUF_SIZE (K1212_ANALOG_BUF_SIZE + K1212_ADAT_BUF_SIZE) 201 202 #define k1212MinADCSens 0x7f 203 #define k1212MaxADCSens 0x00 204 #define k1212MaxVolume 0x7fff 205 #define k1212MaxWaveVolume 0xffff 206 #define k1212MinVolume 0x0000 207 #define k1212MaxVolInverted 0x8000 208 209 // ----------------------------------------------------------------- 210 // the following bits are used for controlling interrupts in the 211 // interrupt control/status reg 212 // ----------------------------------------------------------------- 213 #define PCI_INT_ENABLE_BIT 0x00000100 214 #define PCI_DOORBELL_INT_ENABLE_BIT 0x00000200 215 #define LOCAL_INT_ENABLE_BIT 0x00010000 216 #define LOCAL_DOORBELL_INT_ENABLE_BIT 0x00020000 217 #define LOCAL_DMA1_INT_ENABLE_BIT 0x00080000 218 219 // ----------------------------------------------------------------- 220 // the following bits are defined for the PCI command register 221 // ----------------------------------------------------------------- 222 #define PCI_CMD_MEM_SPACE_ENABLE_BIT 0x0002 223 #define PCI_CMD_IO_SPACE_ENABLE_BIT 0x0001 224 #define PCI_CMD_BUS_MASTER_ENABLE_BIT 0x0004 225 226 // ----------------------------------------------------------------- 227 // the following bits are defined for the PCI status register 228 // ----------------------------------------------------------------- 229 #define PCI_STAT_PARITY_ERROR_BIT 0x8000 230 #define PCI_STAT_SYSTEM_ERROR_BIT 0x4000 231 #define PCI_STAT_MASTER_ABORT_RCVD_BIT 0x2000 232 #define PCI_STAT_TARGET_ABORT_RCVD_BIT 0x1000 233 #define PCI_STAT_TARGET_ABORT_SENT_BIT 0x0800 234 235 // ------------------------------------------------------------------------ 236 // the following constants are used in setting the 1212 I/O card's input 237 // sensitivity. 238 // ------------------------------------------------------------------------ 239 #define SET_SENS_LOCALINIT_BITPOS 15 240 #define SET_SENS_DATA_BITPOS 10 241 #define SET_SENS_CLOCK_BITPOS 8 242 #define SET_SENS_LOADSHIFT_BITPOS 0 243 244 #define SET_SENS_LEFTCHANID 0x00 245 #define SET_SENS_RIGHTCHANID 0x01 246 247 #define K1212SENSUPDATE_DELAY_IN_MS 50 248 249 // -------------------------------------------------------------------------- 250 // WaitRTCTicks 251 // 252 // This function waits the specified number of real time clock ticks. 253 // According to the DDK, each tick is ~0.8 microseconds. 254 // The defines following the function declaration can be used for the 255 // numTicksToWait parameter. 256 // -------------------------------------------------------------------------- 257 #define ONE_RTC_TICK 1 258 #define SENSCLKPULSE_WIDTH 4 259 #define LOADSHIFT_DELAY 4 260 #define INTERCOMMAND_DELAY 40 261 #define STOPCARD_DELAY 300 // max # RTC ticks for the card to stop once we write 262 // the command register. (could be up to 180 us) 263 #define COMMAND_ACK_DELAY 13 // number of RTC ticks to wait for an acknowledgement 264 // from the card after sending a command. 265 266 #include "korg1212-firmware.h" 267 268 enum ClockSourceIndex { 269 K1212_CLKIDX_AdatAt44_1K = 0, // selects source as ADAT at 44.1 kHz 270 K1212_CLKIDX_AdatAt48K, // selects source as ADAT at 48 kHz 271 K1212_CLKIDX_WordAt44_1K, // selects source as S/PDIF at 44.1 kHz 272 K1212_CLKIDX_WordAt48K, // selects source as S/PDIF at 48 kHz 273 K1212_CLKIDX_LocalAt44_1K, // selects source as local clock at 44.1 kHz 274 K1212_CLKIDX_LocalAt48K, // selects source as local clock at 48 kHz 275 K1212_CLKIDX_Invalid // used to check validity of the index 276 }; 277 278 enum ClockSourceType { 279 K1212_CLKIDX_Adat = 0, // selects source as ADAT 280 K1212_CLKIDX_Word, // selects source as S/PDIF 281 K1212_CLKIDX_Local // selects source as local clock 282 }; 283 284 struct KorgAudioFrame { 285 u16 frameData16[k16BitChannels]; /* channels 0-9 use 16 bit samples */ 286 u32 frameData32[k32BitChannels]; /* channels 10-11 use 32 bits - only 20 are sent across S/PDIF */ 287 u32 timeCodeVal; /* holds the ADAT timecode value */ 288 }; 289 290 struct KorgAudioBuffer { 291 struct KorgAudioFrame bufferData[kPlayBufferFrames]; /* buffer definition */ 292 }; 293 294 struct KorgSharedBuffer { 295 #ifdef K1212_LARGEALLOC 296 struct KorgAudioBuffer playDataBufs[kNumBuffers]; 297 struct KorgAudioBuffer recordDataBufs[kNumBuffers]; 298 #endif 299 short volumeData[kAudioChannels]; 300 u32 cardCommand; 301 u16 routeData [kAudioChannels]; 302 u32 AdatTimeCode; // ADAT timecode value 303 }; 304 305 struct SensBits { 306 union { 307 struct { 308 unsigned int leftChanVal:8; 309 unsigned int leftChanId:8; 310 } v; 311 u16 leftSensBits; 312 } l; 313 union { 314 struct { 315 unsigned int rightChanVal:8; 316 unsigned int rightChanId:8; 317 } v; 318 u16 rightSensBits; 319 } r; 320 }; 321 322 struct snd_korg1212 { 323 struct snd_card *card; 324 struct pci_dev *pci; 325 struct snd_pcm *pcm; 326 int irq; 327 328 spinlock_t lock; 329 struct mutex open_mutex; 330 331 struct timer_list timer; /* timer callback for checking ack of stop request */ 332 int stop_pending_cnt; /* counter for stop pending check */ 333 334 wait_queue_head_t wait; 335 336 unsigned long iomem; 337 unsigned long ioport; 338 unsigned long iomem2; 339 unsigned long irqcount; 340 unsigned long inIRQ; 341 void __iomem *iobase; 342 343 struct snd_dma_buffer dma_dsp; 344 struct snd_dma_buffer dma_play; 345 struct snd_dma_buffer dma_rec; 346 struct snd_dma_buffer dma_shared; 347 348 u32 dspCodeSize; 349 350 u32 DataBufsSize; 351 352 struct KorgAudioBuffer * playDataBufsPtr; 353 struct KorgAudioBuffer * recordDataBufsPtr; 354 355 struct KorgSharedBuffer * sharedBufferPtr; 356 357 u32 RecDataPhy; 358 u32 PlayDataPhy; 359 unsigned long sharedBufferPhy; 360 u32 VolumeTablePhy; 361 u32 RoutingTablePhy; 362 u32 AdatTimeCodePhy; 363 364 u32 __iomem * statusRegPtr; // address of the interrupt status/control register 365 u32 __iomem * outDoorbellPtr; // address of the host->card doorbell register 366 u32 __iomem * inDoorbellPtr; // address of the card->host doorbell register 367 u32 __iomem * mailbox0Ptr; // address of mailbox 0 on the card 368 u32 __iomem * mailbox1Ptr; // address of mailbox 1 on the card 369 u32 __iomem * mailbox2Ptr; // address of mailbox 2 on the card 370 u32 __iomem * mailbox3Ptr; // address of mailbox 3 on the card 371 u32 __iomem * controlRegPtr; // address of the EEPROM, PCI, I/O, Init ctrl reg 372 u16 __iomem * sensRegPtr; // address of the sensitivity setting register 373 u32 __iomem * idRegPtr; // address of the device and vendor ID registers 374 375 size_t periodsize; 376 int channels; 377 int currentBuffer; 378 379 struct snd_pcm_substream *playback_substream; 380 struct snd_pcm_substream *capture_substream; 381 382 pid_t capture_pid; 383 pid_t playback_pid; 384 385 enum CardState cardState; 386 int running; 387 int idleMonitorOn; // indicates whether the card is in idle monitor mode. 388 u32 cmdRetryCount; // tracks how many times we have retried sending to the card. 389 390 enum ClockSourceIndex clkSrcRate; // sample rate and clock source 391 392 enum ClockSourceType clkSource; // clock source 393 int clkRate; // clock rate 394 395 int volumePhase[kAudioChannels]; 396 397 u16 leftADCInSens; // ADC left channel input sensitivity 398 u16 rightADCInSens; // ADC right channel input sensitivity 399 400 int opencnt; // Open/Close count 401 int setcnt; // SetupForPlay count 402 int playcnt; // TriggerPlay count 403 int errorcnt; // Error Count 404 unsigned long totalerrorcnt; // Total Error Count 405 406 int dsp_is_loaded; 407 int dsp_stop_is_processed; 408 409 }; 410 411 MODULE_DESCRIPTION("korg1212"); 412 MODULE_LICENSE("GPL"); 413 MODULE_SUPPORTED_DEVICE("{{KORG,korg1212}}"); 414 415 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ 416 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ 417 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */ 418 419 module_param_array(index, int, NULL, 0444); 420 MODULE_PARM_DESC(index, "Index value for Korg 1212 soundcard."); 421 module_param_array(id, charp, NULL, 0444); 422 MODULE_PARM_DESC(id, "ID string for Korg 1212 soundcard."); 423 module_param_array(enable, bool, NULL, 0444); 424 MODULE_PARM_DESC(enable, "Enable Korg 1212 soundcard."); 425 MODULE_AUTHOR("Haroldo Gamal <gamal@alternex.com.br>"); 426 427 static struct pci_device_id snd_korg1212_ids[] __devinitdata = { 428 { 429 .vendor = 0x10b5, 430 .device = 0x906d, 431 .subvendor = PCI_ANY_ID, 432 .subdevice = PCI_ANY_ID, 433 }, 434 { 0, }, 435 }; 436 437 MODULE_DEVICE_TABLE(pci, snd_korg1212_ids); 438 439 static char *stateName[] = { 440 "Non-existent", 441 "Uninitialized", 442 "DSP download in process", 443 "DSP download complete", 444 "Ready", 445 "Open", 446 "Setup for play", 447 "Playing", 448 "Monitor mode on", 449 "Calibrating", 450 "Invalid" 451 }; 452 453 static char *clockSourceTypeName[] = { "ADAT", "S/PDIF", "local" }; 454 455 static char *clockSourceName[] = { 456 "ADAT at 44.1 kHz", 457 "ADAT at 48 kHz", 458 "S/PDIF at 44.1 kHz", 459 "S/PDIF at 48 kHz", 460 "local clock at 44.1 kHz", 461 "local clock at 48 kHz" 462 }; 463 464 static char *channelName[] = { 465 "ADAT-1", 466 "ADAT-2", 467 "ADAT-3", 468 "ADAT-4", 469 "ADAT-5", 470 "ADAT-6", 471 "ADAT-7", 472 "ADAT-8", 473 "Analog-L", 474 "Analog-R", 475 "SPDIF-L", 476 "SPDIF-R", 477 }; 478 479 static u16 ClockSourceSelector[] = { 480 0x8000, // selects source as ADAT at 44.1 kHz 481 0x0000, // selects source as ADAT at 48 kHz 482 0x8001, // selects source as S/PDIF at 44.1 kHz 483 0x0001, // selects source as S/PDIF at 48 kHz 484 0x8002, // selects source as local clock at 44.1 kHz 485 0x0002 // selects source as local clock at 48 kHz 486 }; 487 488 union swap_u32 { unsigned char c[4]; u32 i; }; 489 490 #ifdef SNDRV_BIG_ENDIAN 491 static u32 LowerWordSwap(u32 swappee) 492 #else 493 static u32 UpperWordSwap(u32 swappee) 494 #endif 495 { 496 union swap_u32 retVal, swapper; 497 498 swapper.i = swappee; 499 retVal.c[2] = swapper.c[3]; 500 retVal.c[3] = swapper.c[2]; 501 retVal.c[1] = swapper.c[1]; 502 retVal.c[0] = swapper.c[0]; 503 504 return retVal.i; 505 } 506 507 #ifdef SNDRV_BIG_ENDIAN 508 static u32 UpperWordSwap(u32 swappee) 509 #else 510 static u32 LowerWordSwap(u32 swappee) 511 #endif 512 { 513 union swap_u32 retVal, swapper; 514 515 swapper.i = swappee; 516 retVal.c[2] = swapper.c[2]; 517 retVal.c[3] = swapper.c[3]; 518 retVal.c[1] = swapper.c[0]; 519 retVal.c[0] = swapper.c[1]; 520 521 return retVal.i; 522 } 523 524 #define SetBitInWord(theWord,bitPosition) (*theWord) |= (0x0001 << bitPosition) 525 #define SetBitInDWord(theWord,bitPosition) (*theWord) |= (0x00000001 << bitPosition) 526 #define ClearBitInWord(theWord,bitPosition) (*theWord) &= ~(0x0001 << bitPosition) 527 #define ClearBitInDWord(theWord,bitPosition) (*theWord) &= ~(0x00000001 << bitPosition) 528 529 static int snd_korg1212_Send1212Command(struct snd_korg1212 *korg1212, 530 enum korg1212_dbcnst doorbellVal, 531 u32 mailBox0Val, u32 mailBox1Val, 532 u32 mailBox2Val, u32 mailBox3Val) 533 { 534 u32 retryCount; 535 u16 mailBox3Lo; 536 int rc = K1212_CMDRET_Success; 537 538 if (!korg1212->outDoorbellPtr) { 539 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: CardUninitialized\n"); 540 return K1212_CMDRET_CardUninitialized; 541 } 542 543 K1212_DEBUG_PRINTK("K1212_DEBUG: Card <- 0x%08x 0x%08x [%s]\n", 544 doorbellVal, mailBox0Val, stateName[korg1212->cardState]); 545 for (retryCount = 0; retryCount < MAX_COMMAND_RETRIES; retryCount++) { 546 writel(mailBox3Val, korg1212->mailbox3Ptr); 547 writel(mailBox2Val, korg1212->mailbox2Ptr); 548 writel(mailBox1Val, korg1212->mailbox1Ptr); 549 writel(mailBox0Val, korg1212->mailbox0Ptr); 550 writel(doorbellVal, korg1212->outDoorbellPtr); // interrupt the card 551 552 // -------------------------------------------------------------- 553 // the reboot command will not give an acknowledgement. 554 // -------------------------------------------------------------- 555 if ( doorbellVal == K1212_DB_RebootCard || 556 doorbellVal == K1212_DB_BootFromDSPPage4 || 557 doorbellVal == K1212_DB_StartDSPDownload ) { 558 rc = K1212_CMDRET_Success; 559 break; 560 } 561 562 // -------------------------------------------------------------- 563 // See if the card acknowledged the command. Wait a bit, then 564 // read in the low word of mailbox3. If the MSB is set and the 565 // low byte is equal to the doorbell value, then it ack'd. 566 // -------------------------------------------------------------- 567 udelay(COMMAND_ACK_DELAY); 568 mailBox3Lo = readl(korg1212->mailbox3Ptr); 569 if (mailBox3Lo & COMMAND_ACK_MASK) { 570 if ((mailBox3Lo & DOORBELL_VAL_MASK) == (doorbellVal & DOORBELL_VAL_MASK)) { 571 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: Card <- Success\n"); 572 rc = K1212_CMDRET_Success; 573 break; 574 } 575 } 576 } 577 korg1212->cmdRetryCount += retryCount; 578 579 if (retryCount >= MAX_COMMAND_RETRIES) { 580 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: Card <- NoAckFromCard\n"); 581 rc = K1212_CMDRET_NoAckFromCard; 582 } 583 584 return rc; 585 } 586 587 /* spinlock already held */ 588 static void snd_korg1212_SendStop(struct snd_korg1212 *korg1212) 589 { 590 if (! korg1212->stop_pending_cnt) { 591 korg1212->sharedBufferPtr->cardCommand = 0xffffffff; 592 /* program the timer */ 593 korg1212->stop_pending_cnt = HZ; 594 korg1212->timer.expires = jiffies + 1; 595 add_timer(&korg1212->timer); 596 } 597 } 598 599 static void snd_korg1212_SendStopAndWait(struct snd_korg1212 *korg1212) 600 { 601 unsigned long flags; 602 spin_lock_irqsave(&korg1212->lock, flags); 603 korg1212->dsp_stop_is_processed = 0; 604 snd_korg1212_SendStop(korg1212); 605 spin_unlock_irqrestore(&korg1212->lock, flags); 606 wait_event_timeout(korg1212->wait, korg1212->dsp_stop_is_processed, (HZ * 3) / 2); 607 } 608 609 /* timer callback for checking the ack of stop request */ 610 static void snd_korg1212_timer_func(unsigned long data) 611 { 612 struct snd_korg1212 *korg1212 = (struct snd_korg1212 *) data; 613 unsigned long flags; 614 615 spin_lock_irqsave(&korg1212->lock, flags); 616 if (korg1212->sharedBufferPtr->cardCommand == 0) { 617 /* ack'ed */ 618 korg1212->stop_pending_cnt = 0; 619 korg1212->dsp_stop_is_processed = 1; 620 wake_up(&korg1212->wait); 621 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: Stop ack'ed [%s]\n", 622 stateName[korg1212->cardState]); 623 } else { 624 if (--korg1212->stop_pending_cnt > 0) { 625 /* reprogram timer */ 626 korg1212->timer.expires = jiffies + 1; 627 add_timer(&korg1212->timer); 628 } else { 629 snd_printd("korg1212_timer_func timeout\n"); 630 korg1212->sharedBufferPtr->cardCommand = 0; 631 korg1212->dsp_stop_is_processed = 1; 632 wake_up(&korg1212->wait); 633 K1212_DEBUG_PRINTK("K1212_DEBUG: Stop timeout [%s]\n", 634 stateName[korg1212->cardState]); 635 } 636 } 637 spin_unlock_irqrestore(&korg1212->lock, flags); 638 } 639 640 static int snd_korg1212_TurnOnIdleMonitor(struct snd_korg1212 *korg1212) 641 { 642 unsigned long flags; 643 int rc; 644 645 udelay(INTERCOMMAND_DELAY); 646 spin_lock_irqsave(&korg1212->lock, flags); 647 korg1212->idleMonitorOn = 1; 648 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 649 K1212_MODE_MonitorOn, 0, 0, 0); 650 spin_unlock_irqrestore(&korg1212->lock, flags); 651 return rc; 652 } 653 654 static void snd_korg1212_TurnOffIdleMonitor(struct snd_korg1212 *korg1212) 655 { 656 if (korg1212->idleMonitorOn) { 657 snd_korg1212_SendStopAndWait(korg1212); 658 korg1212->idleMonitorOn = 0; 659 } 660 } 661 662 static inline void snd_korg1212_setCardState(struct snd_korg1212 * korg1212, enum CardState csState) 663 { 664 korg1212->cardState = csState; 665 } 666 667 static int snd_korg1212_OpenCard(struct snd_korg1212 * korg1212) 668 { 669 K1212_DEBUG_PRINTK("K1212_DEBUG: OpenCard [%s] %d\n", 670 stateName[korg1212->cardState], korg1212->opencnt); 671 mutex_lock(&korg1212->open_mutex); 672 if (korg1212->opencnt++ == 0) { 673 snd_korg1212_TurnOffIdleMonitor(korg1212); 674 snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN); 675 } 676 677 mutex_unlock(&korg1212->open_mutex); 678 return 1; 679 } 680 681 static int snd_korg1212_CloseCard(struct snd_korg1212 * korg1212) 682 { 683 K1212_DEBUG_PRINTK("K1212_DEBUG: CloseCard [%s] %d\n", 684 stateName[korg1212->cardState], korg1212->opencnt); 685 686 mutex_lock(&korg1212->open_mutex); 687 if (--(korg1212->opencnt)) { 688 mutex_unlock(&korg1212->open_mutex); 689 return 0; 690 } 691 692 if (korg1212->cardState == K1212_STATE_SETUP) { 693 int rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 694 K1212_MODE_StopPlay, 0, 0, 0); 695 if (rc) 696 K1212_DEBUG_PRINTK("K1212_DEBUG: CloseCard - RC = %d [%s]\n", 697 rc, stateName[korg1212->cardState]); 698 if (rc != K1212_CMDRET_Success) { 699 mutex_unlock(&korg1212->open_mutex); 700 return 0; 701 } 702 } else if (korg1212->cardState > K1212_STATE_SETUP) { 703 snd_korg1212_SendStopAndWait(korg1212); 704 } 705 706 if (korg1212->cardState > K1212_STATE_READY) { 707 snd_korg1212_TurnOnIdleMonitor(korg1212); 708 snd_korg1212_setCardState(korg1212, K1212_STATE_READY); 709 } 710 711 mutex_unlock(&korg1212->open_mutex); 712 return 0; 713 } 714 715 /* spinlock already held */ 716 static int snd_korg1212_SetupForPlay(struct snd_korg1212 * korg1212) 717 { 718 int rc; 719 720 K1212_DEBUG_PRINTK("K1212_DEBUG: SetupForPlay [%s] %d\n", 721 stateName[korg1212->cardState], korg1212->setcnt); 722 723 if (korg1212->setcnt++) 724 return 0; 725 726 snd_korg1212_setCardState(korg1212, K1212_STATE_SETUP); 727 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 728 K1212_MODE_SetupPlay, 0, 0, 0); 729 if (rc) 730 K1212_DEBUG_PRINTK("K1212_DEBUG: SetupForPlay - RC = %d [%s]\n", 731 rc, stateName[korg1212->cardState]); 732 if (rc != K1212_CMDRET_Success) { 733 return 1; 734 } 735 return 0; 736 } 737 738 /* spinlock already held */ 739 static int snd_korg1212_TriggerPlay(struct snd_korg1212 * korg1212) 740 { 741 int rc; 742 743 K1212_DEBUG_PRINTK("K1212_DEBUG: TriggerPlay [%s] %d\n", 744 stateName[korg1212->cardState], korg1212->playcnt); 745 746 if (korg1212->playcnt++) 747 return 0; 748 749 snd_korg1212_setCardState(korg1212, K1212_STATE_PLAYING); 750 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_TriggerPlay, 0, 0, 0, 0); 751 if (rc) 752 K1212_DEBUG_PRINTK("K1212_DEBUG: TriggerPlay - RC = %d [%s]\n", 753 rc, stateName[korg1212->cardState]); 754 if (rc != K1212_CMDRET_Success) { 755 return 1; 756 } 757 return 0; 758 } 759 760 /* spinlock already held */ 761 static int snd_korg1212_StopPlay(struct snd_korg1212 * korg1212) 762 { 763 K1212_DEBUG_PRINTK("K1212_DEBUG: StopPlay [%s] %d\n", 764 stateName[korg1212->cardState], korg1212->playcnt); 765 766 if (--(korg1212->playcnt)) 767 return 0; 768 769 korg1212->setcnt = 0; 770 771 if (korg1212->cardState != K1212_STATE_ERRORSTOP) 772 snd_korg1212_SendStop(korg1212); 773 774 snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN); 775 return 0; 776 } 777 778 static void snd_korg1212_EnableCardInterrupts(struct snd_korg1212 * korg1212) 779 { 780 writel(PCI_INT_ENABLE_BIT | 781 PCI_DOORBELL_INT_ENABLE_BIT | 782 LOCAL_INT_ENABLE_BIT | 783 LOCAL_DOORBELL_INT_ENABLE_BIT | 784 LOCAL_DMA1_INT_ENABLE_BIT, 785 korg1212->statusRegPtr); 786 } 787 788 #if 0 /* not used */ 789 790 static int snd_korg1212_SetMonitorMode(struct snd_korg1212 *korg1212, 791 enum MonitorModeSelector mode) 792 { 793 K1212_DEBUG_PRINTK("K1212_DEBUG: SetMonitorMode [%s]\n", 794 stateName[korg1212->cardState]); 795 796 switch (mode) { 797 case K1212_MONMODE_Off: 798 if (korg1212->cardState != K1212_STATE_MONITOR) 799 return 0; 800 else { 801 snd_korg1212_SendStopAndWait(korg1212); 802 snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN); 803 } 804 break; 805 806 case K1212_MONMODE_On: 807 if (korg1212->cardState != K1212_STATE_OPEN) 808 return 0; 809 else { 810 int rc; 811 snd_korg1212_setCardState(korg1212, K1212_STATE_MONITOR); 812 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 813 K1212_MODE_MonitorOn, 0, 0, 0); 814 if (rc != K1212_CMDRET_Success) 815 return 0; 816 } 817 break; 818 819 default: 820 return 0; 821 } 822 823 return 1; 824 } 825 826 #endif /* not used */ 827 828 static inline int snd_korg1212_use_is_exclusive(struct snd_korg1212 *korg1212) 829 { 830 if (korg1212->playback_pid != korg1212->capture_pid && 831 korg1212->playback_pid >= 0 && korg1212->capture_pid >= 0) 832 return 0; 833 834 return 1; 835 } 836 837 static int snd_korg1212_SetRate(struct snd_korg1212 *korg1212, int rate) 838 { 839 static enum ClockSourceIndex s44[] = { 840 K1212_CLKIDX_AdatAt44_1K, 841 K1212_CLKIDX_WordAt44_1K, 842 K1212_CLKIDX_LocalAt44_1K 843 }; 844 static enum ClockSourceIndex s48[] = { 845 K1212_CLKIDX_AdatAt48K, 846 K1212_CLKIDX_WordAt48K, 847 K1212_CLKIDX_LocalAt48K 848 }; 849 int parm, rc; 850 851 if (!snd_korg1212_use_is_exclusive (korg1212)) 852 return -EBUSY; 853 854 switch (rate) { 855 case 44100: 856 parm = s44[korg1212->clkSource]; 857 break; 858 859 case 48000: 860 parm = s48[korg1212->clkSource]; 861 break; 862 863 default: 864 return -EINVAL; 865 } 866 867 korg1212->clkSrcRate = parm; 868 korg1212->clkRate = rate; 869 870 udelay(INTERCOMMAND_DELAY); 871 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SetClockSourceRate, 872 ClockSourceSelector[korg1212->clkSrcRate], 873 0, 0, 0); 874 if (rc) 875 K1212_DEBUG_PRINTK("K1212_DEBUG: Set Clock Source Selector - RC = %d [%s]\n", 876 rc, stateName[korg1212->cardState]); 877 878 return 0; 879 } 880 881 static int snd_korg1212_SetClockSource(struct snd_korg1212 *korg1212, int source) 882 { 883 884 if (source < 0 || source > 2) 885 return -EINVAL; 886 887 korg1212->clkSource = source; 888 889 snd_korg1212_SetRate(korg1212, korg1212->clkRate); 890 891 return 0; 892 } 893 894 static void snd_korg1212_DisableCardInterrupts(struct snd_korg1212 *korg1212) 895 { 896 writel(0, korg1212->statusRegPtr); 897 } 898 899 static int snd_korg1212_WriteADCSensitivity(struct snd_korg1212 *korg1212) 900 { 901 struct SensBits sensVals; 902 int bitPosition; 903 int channel; 904 int clkIs48K; 905 int monModeSet; 906 u16 controlValue; // this keeps the current value to be written to 907 // the card's eeprom control register. 908 u16 count; 909 unsigned long flags; 910 911 K1212_DEBUG_PRINTK("K1212_DEBUG: WriteADCSensivity [%s]\n", 912 stateName[korg1212->cardState]); 913 914 // ---------------------------------------------------------------------------- 915 // initialize things. The local init bit is always set when writing to the 916 // card's control register. 917 // ---------------------------------------------------------------------------- 918 controlValue = 0; 919 SetBitInWord(&controlValue, SET_SENS_LOCALINIT_BITPOS); // init the control value 920 921 // ---------------------------------------------------------------------------- 922 // make sure the card is not in monitor mode when we do this update. 923 // ---------------------------------------------------------------------------- 924 if (korg1212->cardState == K1212_STATE_MONITOR || korg1212->idleMonitorOn) { 925 monModeSet = 1; 926 snd_korg1212_SendStopAndWait(korg1212); 927 } else 928 monModeSet = 0; 929 930 spin_lock_irqsave(&korg1212->lock, flags); 931 932 // ---------------------------------------------------------------------------- 933 // we are about to send new values to the card, so clear the new values queued 934 // flag. Also, clear out mailbox 3, so we don't lockup. 935 // ---------------------------------------------------------------------------- 936 writel(0, korg1212->mailbox3Ptr); 937 udelay(LOADSHIFT_DELAY); 938 939 // ---------------------------------------------------------------------------- 940 // determine whether we are running a 48K or 44.1K clock. This info is used 941 // later when setting the SPDIF FF after the volume has been shifted in. 942 // ---------------------------------------------------------------------------- 943 switch (korg1212->clkSrcRate) { 944 case K1212_CLKIDX_AdatAt44_1K: 945 case K1212_CLKIDX_WordAt44_1K: 946 case K1212_CLKIDX_LocalAt44_1K: 947 clkIs48K = 0; 948 break; 949 950 case K1212_CLKIDX_WordAt48K: 951 case K1212_CLKIDX_AdatAt48K: 952 case K1212_CLKIDX_LocalAt48K: 953 default: 954 clkIs48K = 1; 955 break; 956 } 957 958 // ---------------------------------------------------------------------------- 959 // start the update. Setup the bit structure and then shift the bits. 960 // ---------------------------------------------------------------------------- 961 sensVals.l.v.leftChanId = SET_SENS_LEFTCHANID; 962 sensVals.r.v.rightChanId = SET_SENS_RIGHTCHANID; 963 sensVals.l.v.leftChanVal = korg1212->leftADCInSens; 964 sensVals.r.v.rightChanVal = korg1212->rightADCInSens; 965 966 // ---------------------------------------------------------------------------- 967 // now start shifting the bits in. Start with the left channel then the right. 968 // ---------------------------------------------------------------------------- 969 for (channel = 0; channel < 2; channel++) { 970 971 // ---------------------------------------------------------------------------- 972 // Bring the load/shift line low, then wait - the spec says >150ns from load/ 973 // shift low to the first rising edge of the clock. 974 // ---------------------------------------------------------------------------- 975 ClearBitInWord(&controlValue, SET_SENS_LOADSHIFT_BITPOS); 976 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); 977 writew(controlValue, korg1212->sensRegPtr); // load/shift goes low 978 udelay(LOADSHIFT_DELAY); 979 980 for (bitPosition = 15; bitPosition >= 0; bitPosition--) { // for all the bits 981 if (channel == 0) { 982 if (sensVals.l.leftSensBits & (0x0001 << bitPosition)) 983 SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set high 984 else 985 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set low 986 } else { 987 if (sensVals.r.rightSensBits & (0x0001 << bitPosition)) 988 SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set high 989 else 990 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set low 991 } 992 993 ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 994 writew(controlValue, korg1212->sensRegPtr); // clock goes low 995 udelay(SENSCLKPULSE_WIDTH); 996 SetBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 997 writew(controlValue, korg1212->sensRegPtr); // clock goes high 998 udelay(SENSCLKPULSE_WIDTH); 999 } 1000 1001 // ---------------------------------------------------------------------------- 1002 // finish up SPDIF for left. Bring the load/shift line high, then write a one 1003 // bit if the clock rate is 48K otherwise write 0. 1004 // ---------------------------------------------------------------------------- 1005 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); 1006 ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 1007 SetBitInWord(&controlValue, SET_SENS_LOADSHIFT_BITPOS); 1008 writew(controlValue, korg1212->sensRegPtr); // load shift goes high - clk low 1009 udelay(SENSCLKPULSE_WIDTH); 1010 1011 if (clkIs48K) 1012 SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS); 1013 1014 writew(controlValue, korg1212->sensRegPtr); // set/clear data bit 1015 udelay(ONE_RTC_TICK); 1016 SetBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 1017 writew(controlValue, korg1212->sensRegPtr); // clock goes high 1018 udelay(SENSCLKPULSE_WIDTH); 1019 ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 1020 writew(controlValue, korg1212->sensRegPtr); // clock goes low 1021 udelay(SENSCLKPULSE_WIDTH); 1022 } 1023 1024 // ---------------------------------------------------------------------------- 1025 // The update is complete. Set a timeout. This is the inter-update delay. 1026 // Also, if the card was in monitor mode, restore it. 1027 // ---------------------------------------------------------------------------- 1028 for (count = 0; count < 10; count++) 1029 udelay(SENSCLKPULSE_WIDTH); 1030 1031 if (monModeSet) { 1032 int rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 1033 K1212_MODE_MonitorOn, 0, 0, 0); 1034 if (rc) 1035 K1212_DEBUG_PRINTK("K1212_DEBUG: WriteADCSensivity - RC = %d [%s]\n", 1036 rc, stateName[korg1212->cardState]); 1037 } 1038 1039 spin_unlock_irqrestore(&korg1212->lock, flags); 1040 1041 return 1; 1042 } 1043 1044 static void snd_korg1212_OnDSPDownloadComplete(struct snd_korg1212 *korg1212) 1045 { 1046 int channel, rc; 1047 1048 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP download is complete. [%s]\n", 1049 stateName[korg1212->cardState]); 1050 1051 // ---------------------------------------------------- 1052 // tell the card to boot 1053 // ---------------------------------------------------- 1054 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_BootFromDSPPage4, 0, 0, 0, 0); 1055 1056 if (rc) 1057 K1212_DEBUG_PRINTK("K1212_DEBUG: Boot from Page 4 - RC = %d [%s]\n", 1058 rc, stateName[korg1212->cardState]); 1059 msleep(DSP_BOOT_DELAY_IN_MS); 1060 1061 // -------------------------------------------------------------------------------- 1062 // Let the card know where all the buffers are. 1063 // -------------------------------------------------------------------------------- 1064 rc = snd_korg1212_Send1212Command(korg1212, 1065 K1212_DB_ConfigureBufferMemory, 1066 LowerWordSwap(korg1212->PlayDataPhy), 1067 LowerWordSwap(korg1212->RecDataPhy), 1068 ((kNumBuffers * kPlayBufferFrames) / 2), // size given to the card 1069 // is based on 2 buffers 1070 0 1071 ); 1072 1073 if (rc) 1074 K1212_DEBUG_PRINTK("K1212_DEBUG: Configure Buffer Memory - RC = %d [%s]\n", 1075 rc, stateName[korg1212->cardState]); 1076 1077 udelay(INTERCOMMAND_DELAY); 1078 1079 rc = snd_korg1212_Send1212Command(korg1212, 1080 K1212_DB_ConfigureMiscMemory, 1081 LowerWordSwap(korg1212->VolumeTablePhy), 1082 LowerWordSwap(korg1212->RoutingTablePhy), 1083 LowerWordSwap(korg1212->AdatTimeCodePhy), 1084 0 1085 ); 1086 1087 if (rc) 1088 K1212_DEBUG_PRINTK("K1212_DEBUG: Configure Misc Memory - RC = %d [%s]\n", 1089 rc, stateName[korg1212->cardState]); 1090 1091 // -------------------------------------------------------------------------------- 1092 // Initialize the routing and volume tables, then update the card's state. 1093 // -------------------------------------------------------------------------------- 1094 udelay(INTERCOMMAND_DELAY); 1095 1096 for (channel = 0; channel < kAudioChannels; channel++) { 1097 korg1212->sharedBufferPtr->volumeData[channel] = k1212MaxVolume; 1098 //korg1212->sharedBufferPtr->routeData[channel] = channel; 1099 korg1212->sharedBufferPtr->routeData[channel] = 8 + (channel & 1); 1100 } 1101 1102 snd_korg1212_WriteADCSensitivity(korg1212); 1103 1104 udelay(INTERCOMMAND_DELAY); 1105 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SetClockSourceRate, 1106 ClockSourceSelector[korg1212->clkSrcRate], 1107 0, 0, 0); 1108 if (rc) 1109 K1212_DEBUG_PRINTK("K1212_DEBUG: Set Clock Source Selector - RC = %d [%s]\n", 1110 rc, stateName[korg1212->cardState]); 1111 1112 rc = snd_korg1212_TurnOnIdleMonitor(korg1212); 1113 snd_korg1212_setCardState(korg1212, K1212_STATE_READY); 1114 1115 if (rc) 1116 K1212_DEBUG_PRINTK("K1212_DEBUG: Set Monitor On - RC = %d [%s]\n", 1117 rc, stateName[korg1212->cardState]); 1118 1119 snd_korg1212_setCardState(korg1212, K1212_STATE_DSP_COMPLETE); 1120 } 1121 1122 static irqreturn_t snd_korg1212_interrupt(int irq, void *dev_id, struct pt_regs *regs) 1123 { 1124 u32 doorbellValue; 1125 struct snd_korg1212 *korg1212 = dev_id; 1126 1127 if(irq != korg1212->irq) 1128 return IRQ_NONE; 1129 1130 doorbellValue = readl(korg1212->inDoorbellPtr); 1131 1132 if (!doorbellValue) 1133 return IRQ_NONE; 1134 1135 spin_lock(&korg1212->lock); 1136 1137 writel(doorbellValue, korg1212->inDoorbellPtr); 1138 1139 korg1212->irqcount++; 1140 1141 korg1212->inIRQ++; 1142 1143 1144 switch (doorbellValue) { 1145 case K1212_DB_DSPDownloadDone: 1146 K1212_DEBUG_PRINTK("K1212_DEBUG: IRQ DNLD count - %ld, %x, [%s].\n", 1147 korg1212->irqcount, doorbellValue, 1148 stateName[korg1212->cardState]); 1149 if (korg1212->cardState == K1212_STATE_DSP_IN_PROCESS) { 1150 korg1212->dsp_is_loaded = 1; 1151 wake_up(&korg1212->wait); 1152 } 1153 break; 1154 1155 // ------------------------------------------------------------------------ 1156 // an error occurred - stop the card 1157 // ------------------------------------------------------------------------ 1158 case K1212_DB_DMAERROR: 1159 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: IRQ DMAE count - %ld, %x, [%s].\n", 1160 korg1212->irqcount, doorbellValue, 1161 stateName[korg1212->cardState]); 1162 snd_printk(KERN_ERR "korg1212: DMA Error\n"); 1163 korg1212->errorcnt++; 1164 korg1212->totalerrorcnt++; 1165 korg1212->sharedBufferPtr->cardCommand = 0; 1166 snd_korg1212_setCardState(korg1212, K1212_STATE_ERRORSTOP); 1167 break; 1168 1169 // ------------------------------------------------------------------------ 1170 // the card has stopped by our request. Clear the command word and signal 1171 // the semaphore in case someone is waiting for this. 1172 // ------------------------------------------------------------------------ 1173 case K1212_DB_CARDSTOPPED: 1174 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: IRQ CSTP count - %ld, %x, [%s].\n", 1175 korg1212->irqcount, doorbellValue, 1176 stateName[korg1212->cardState]); 1177 korg1212->sharedBufferPtr->cardCommand = 0; 1178 break; 1179 1180 default: 1181 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: IRQ DFLT count - %ld, %x, cpos=%d [%s].\n", 1182 korg1212->irqcount, doorbellValue, 1183 korg1212->currentBuffer, stateName[korg1212->cardState]); 1184 if ((korg1212->cardState > K1212_STATE_SETUP) || korg1212->idleMonitorOn) { 1185 korg1212->currentBuffer++; 1186 1187 if (korg1212->currentBuffer >= kNumBuffers) 1188 korg1212->currentBuffer = 0; 1189 1190 if (!korg1212->running) 1191 break; 1192 1193 if (korg1212->capture_substream) { 1194 spin_unlock(&korg1212->lock); 1195 snd_pcm_period_elapsed(korg1212->capture_substream); 1196 spin_lock(&korg1212->lock); 1197 } 1198 1199 if (korg1212->playback_substream) { 1200 spin_unlock(&korg1212->lock); 1201 snd_pcm_period_elapsed(korg1212->playback_substream); 1202 spin_lock(&korg1212->lock); 1203 } 1204 } 1205 break; 1206 } 1207 1208 korg1212->inIRQ--; 1209 1210 spin_unlock(&korg1212->lock); 1211 1212 return IRQ_HANDLED; 1213 } 1214 1215 static int snd_korg1212_downloadDSPCode(struct snd_korg1212 *korg1212) 1216 { 1217 int rc; 1218 1219 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP download is starting... [%s]\n", 1220 stateName[korg1212->cardState]); 1221 1222 // --------------------------------------------------------------- 1223 // verify the state of the card before proceeding. 1224 // --------------------------------------------------------------- 1225 if (korg1212->cardState >= K1212_STATE_DSP_IN_PROCESS) 1226 return 1; 1227 1228 snd_korg1212_setCardState(korg1212, K1212_STATE_DSP_IN_PROCESS); 1229 1230 memcpy(korg1212->dma_dsp.area, dspCode, korg1212->dspCodeSize); 1231 1232 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_StartDSPDownload, 1233 UpperWordSwap(korg1212->dma_dsp.addr), 1234 0, 0, 0); 1235 if (rc) 1236 K1212_DEBUG_PRINTK("K1212_DEBUG: Start DSP Download RC = %d [%s]\n", 1237 rc, stateName[korg1212->cardState]); 1238 1239 korg1212->dsp_is_loaded = 0; 1240 wait_event_timeout(korg1212->wait, korg1212->dsp_is_loaded, HZ * CARD_BOOT_TIMEOUT); 1241 if (! korg1212->dsp_is_loaded ) 1242 return -EBUSY; /* timeout */ 1243 1244 snd_korg1212_OnDSPDownloadComplete(korg1212); 1245 1246 return 0; 1247 } 1248 1249 static struct snd_pcm_hardware snd_korg1212_playback_info = 1250 { 1251 .info = (SNDRV_PCM_INFO_MMAP | 1252 SNDRV_PCM_INFO_MMAP_VALID | 1253 SNDRV_PCM_INFO_INTERLEAVED), 1254 .formats = SNDRV_PCM_FMTBIT_S16_LE, 1255 .rates = (SNDRV_PCM_RATE_44100 | 1256 SNDRV_PCM_RATE_48000), 1257 .rate_min = 44100, 1258 .rate_max = 48000, 1259 .channels_min = K1212_MIN_CHANNELS, 1260 .channels_max = K1212_MAX_CHANNELS, 1261 .buffer_bytes_max = K1212_MAX_BUF_SIZE, 1262 .period_bytes_min = K1212_MIN_CHANNELS * 2 * kPlayBufferFrames, 1263 .period_bytes_max = K1212_MAX_CHANNELS * 2 * kPlayBufferFrames, 1264 .periods_min = K1212_PERIODS, 1265 .periods_max = K1212_PERIODS, 1266 .fifo_size = 0, 1267 }; 1268 1269 static struct snd_pcm_hardware snd_korg1212_capture_info = 1270 { 1271 .info = (SNDRV_PCM_INFO_MMAP | 1272 SNDRV_PCM_INFO_MMAP_VALID | 1273 SNDRV_PCM_INFO_INTERLEAVED), 1274 .formats = SNDRV_PCM_FMTBIT_S16_LE, 1275 .rates = (SNDRV_PCM_RATE_44100 | 1276 SNDRV_PCM_RATE_48000), 1277 .rate_min = 44100, 1278 .rate_max = 48000, 1279 .channels_min = K1212_MIN_CHANNELS, 1280 .channels_max = K1212_MAX_CHANNELS, 1281 .buffer_bytes_max = K1212_MAX_BUF_SIZE, 1282 .period_bytes_min = K1212_MIN_CHANNELS * 2 * kPlayBufferFrames, 1283 .period_bytes_max = K1212_MAX_CHANNELS * 2 * kPlayBufferFrames, 1284 .periods_min = K1212_PERIODS, 1285 .periods_max = K1212_PERIODS, 1286 .fifo_size = 0, 1287 }; 1288 1289 static int snd_korg1212_silence(struct snd_korg1212 *korg1212, int pos, int count, int offset, int size) 1290 { 1291 struct KorgAudioFrame * dst = korg1212->playDataBufsPtr[0].bufferData + pos; 1292 int i; 1293 1294 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_silence pos=%d offset=%d size=%d count=%d\n", 1295 pos, offset, size, count); 1296 snd_assert(pos + count <= K1212_MAX_SAMPLES, return -EINVAL); 1297 1298 for (i=0; i < count; i++) { 1299 #if K1212_DEBUG_LEVEL > 0 1300 if ( (void *) dst < (void *) korg1212->playDataBufsPtr || 1301 (void *) dst > (void *) korg1212->playDataBufsPtr[8].bufferData ) { 1302 printk(KERN_DEBUG "K1212_DEBUG: snd_korg1212_silence KERNEL EFAULT dst=%p iter=%d\n", 1303 dst, i); 1304 return -EFAULT; 1305 } 1306 #endif 1307 memset((void*) dst + offset, 0, size); 1308 dst++; 1309 } 1310 1311 return 0; 1312 } 1313 1314 static int snd_korg1212_copy_to(struct snd_korg1212 *korg1212, void __user *dst, int pos, int count, int offset, int size) 1315 { 1316 struct KorgAudioFrame * src = korg1212->recordDataBufsPtr[0].bufferData + pos; 1317 int i, rc; 1318 1319 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_copy_to pos=%d offset=%d size=%d\n", 1320 pos, offset, size); 1321 snd_assert(pos + count <= K1212_MAX_SAMPLES, return -EINVAL); 1322 1323 for (i=0; i < count; i++) { 1324 #if K1212_DEBUG_LEVEL > 0 1325 if ( (void *) src < (void *) korg1212->recordDataBufsPtr || 1326 (void *) src > (void *) korg1212->recordDataBufsPtr[8].bufferData ) { 1327 printk(KERN_DEBUG "K1212_DEBUG: snd_korg1212_copy_to KERNEL EFAULT, src=%p dst=%p iter=%d\n", src, dst, i); 1328 return -EFAULT; 1329 } 1330 #endif 1331 rc = copy_to_user(dst + offset, src, size); 1332 if (rc) { 1333 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_copy_to USER EFAULT src=%p dst=%p iter=%d\n", src, dst, i); 1334 return -EFAULT; 1335 } 1336 src++; 1337 dst += size; 1338 } 1339 1340 return 0; 1341 } 1342 1343 static int snd_korg1212_copy_from(struct snd_korg1212 *korg1212, void __user *src, int pos, int count, int offset, int size) 1344 { 1345 struct KorgAudioFrame * dst = korg1212->playDataBufsPtr[0].bufferData + pos; 1346 int i, rc; 1347 1348 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_copy_from pos=%d offset=%d size=%d count=%d\n", 1349 pos, offset, size, count); 1350 1351 snd_assert(pos + count <= K1212_MAX_SAMPLES, return -EINVAL); 1352 1353 for (i=0; i < count; i++) { 1354 #if K1212_DEBUG_LEVEL > 0 1355 if ( (void *) dst < (void *) korg1212->playDataBufsPtr || 1356 (void *) dst > (void *) korg1212->playDataBufsPtr[8].bufferData ) { 1357 printk(KERN_DEBUG "K1212_DEBUG: snd_korg1212_copy_from KERNEL EFAULT, src=%p dst=%p iter=%d\n", src, dst, i); 1358 return -EFAULT; 1359 } 1360 #endif 1361 rc = copy_from_user((void*) dst + offset, src, size); 1362 if (rc) { 1363 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_copy_from USER EFAULT src=%p dst=%p iter=%d\n", src, dst, i); 1364 return -EFAULT; 1365 } 1366 dst++; 1367 src += size; 1368 } 1369 1370 return 0; 1371 } 1372 1373 static void snd_korg1212_free_pcm(struct snd_pcm *pcm) 1374 { 1375 struct snd_korg1212 *korg1212 = pcm->private_data; 1376 1377 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_free_pcm [%s]\n", 1378 stateName[korg1212->cardState]); 1379 1380 korg1212->pcm = NULL; 1381 } 1382 1383 static int snd_korg1212_playback_open(struct snd_pcm_substream *substream) 1384 { 1385 unsigned long flags; 1386 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1387 struct snd_pcm_runtime *runtime = substream->runtime; 1388 1389 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_playback_open [%s]\n", 1390 stateName[korg1212->cardState]); 1391 1392 snd_pcm_set_sync(substream); // ??? 1393 1394 snd_korg1212_OpenCard(korg1212); 1395 1396 runtime->hw = snd_korg1212_playback_info; 1397 snd_pcm_set_runtime_buffer(substream, &korg1212->dma_play); 1398 1399 spin_lock_irqsave(&korg1212->lock, flags); 1400 1401 korg1212->playback_substream = substream; 1402 korg1212->playback_pid = current->pid; 1403 korg1212->periodsize = K1212_PERIODS; 1404 korg1212->channels = K1212_CHANNELS; 1405 korg1212->errorcnt = 0; 1406 1407 spin_unlock_irqrestore(&korg1212->lock, flags); 1408 1409 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, kPlayBufferFrames, kPlayBufferFrames); 1410 return 0; 1411 } 1412 1413 1414 static int snd_korg1212_capture_open(struct snd_pcm_substream *substream) 1415 { 1416 unsigned long flags; 1417 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1418 struct snd_pcm_runtime *runtime = substream->runtime; 1419 1420 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_capture_open [%s]\n", 1421 stateName[korg1212->cardState]); 1422 1423 snd_pcm_set_sync(substream); 1424 1425 snd_korg1212_OpenCard(korg1212); 1426 1427 runtime->hw = snd_korg1212_capture_info; 1428 snd_pcm_set_runtime_buffer(substream, &korg1212->dma_rec); 1429 1430 spin_lock_irqsave(&korg1212->lock, flags); 1431 1432 korg1212->capture_substream = substream; 1433 korg1212->capture_pid = current->pid; 1434 korg1212->periodsize = K1212_PERIODS; 1435 korg1212->channels = K1212_CHANNELS; 1436 1437 spin_unlock_irqrestore(&korg1212->lock, flags); 1438 1439 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, 1440 kPlayBufferFrames, kPlayBufferFrames); 1441 return 0; 1442 } 1443 1444 static int snd_korg1212_playback_close(struct snd_pcm_substream *substream) 1445 { 1446 unsigned long flags; 1447 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1448 1449 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_playback_close [%s]\n", 1450 stateName[korg1212->cardState]); 1451 1452 snd_korg1212_silence(korg1212, 0, K1212_MAX_SAMPLES, 0, korg1212->channels * 2); 1453 1454 spin_lock_irqsave(&korg1212->lock, flags); 1455 1456 korg1212->playback_pid = -1; 1457 korg1212->playback_substream = NULL; 1458 korg1212->periodsize = 0; 1459 1460 spin_unlock_irqrestore(&korg1212->lock, flags); 1461 1462 snd_korg1212_CloseCard(korg1212); 1463 return 0; 1464 } 1465 1466 static int snd_korg1212_capture_close(struct snd_pcm_substream *substream) 1467 { 1468 unsigned long flags; 1469 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1470 1471 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_capture_close [%s]\n", 1472 stateName[korg1212->cardState]); 1473 1474 spin_lock_irqsave(&korg1212->lock, flags); 1475 1476 korg1212->capture_pid = -1; 1477 korg1212->capture_substream = NULL; 1478 korg1212->periodsize = 0; 1479 1480 spin_unlock_irqrestore(&korg1212->lock, flags); 1481 1482 snd_korg1212_CloseCard(korg1212); 1483 return 0; 1484 } 1485 1486 static int snd_korg1212_ioctl(struct snd_pcm_substream *substream, 1487 unsigned int cmd, void *arg) 1488 { 1489 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_ioctl: cmd=%d\n", cmd); 1490 1491 if (cmd == SNDRV_PCM_IOCTL1_CHANNEL_INFO ) { 1492 struct snd_pcm_channel_info *info = arg; 1493 info->offset = 0; 1494 info->first = info->channel * 16; 1495 info->step = 256; 1496 K1212_DEBUG_PRINTK("K1212_DEBUG: channel_info %d:, offset=%ld, first=%d, step=%d\n", info->channel, info->offset, info->first, info->step); 1497 return 0; 1498 } 1499 1500 return snd_pcm_lib_ioctl(substream, cmd, arg); 1501 } 1502 1503 static int snd_korg1212_hw_params(struct snd_pcm_substream *substream, 1504 struct snd_pcm_hw_params *params) 1505 { 1506 unsigned long flags; 1507 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1508 int err; 1509 pid_t this_pid; 1510 pid_t other_pid; 1511 1512 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_hw_params [%s]\n", 1513 stateName[korg1212->cardState]); 1514 1515 spin_lock_irqsave(&korg1212->lock, flags); 1516 1517 if (substream->pstr->stream == SNDRV_PCM_STREAM_PLAYBACK) { 1518 this_pid = korg1212->playback_pid; 1519 other_pid = korg1212->capture_pid; 1520 } else { 1521 this_pid = korg1212->capture_pid; 1522 other_pid = korg1212->playback_pid; 1523 } 1524 1525 if ((other_pid > 0) && (this_pid != other_pid)) { 1526 1527 /* The other stream is open, and not by the same 1528 task as this one. Make sure that the parameters 1529 that matter are the same. 1530 */ 1531 1532 if ((int)params_rate(params) != korg1212->clkRate) { 1533 spin_unlock_irqrestore(&korg1212->lock, flags); 1534 _snd_pcm_hw_param_setempty(params, SNDRV_PCM_HW_PARAM_RATE); 1535 return -EBUSY; 1536 } 1537 1538 spin_unlock_irqrestore(&korg1212->lock, flags); 1539 return 0; 1540 } 1541 1542 if ((err = snd_korg1212_SetRate(korg1212, params_rate(params))) < 0) { 1543 spin_unlock_irqrestore(&korg1212->lock, flags); 1544 return err; 1545 } 1546 1547 korg1212->channels = params_channels(params); 1548 korg1212->periodsize = K1212_PERIOD_BYTES; 1549 1550 spin_unlock_irqrestore(&korg1212->lock, flags); 1551 1552 return 0; 1553 } 1554 1555 static int snd_korg1212_prepare(struct snd_pcm_substream *substream) 1556 { 1557 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1558 int rc; 1559 1560 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_prepare [%s]\n", 1561 stateName[korg1212->cardState]); 1562 1563 spin_lock_irq(&korg1212->lock); 1564 1565 /* FIXME: we should wait for ack! */ 1566 if (korg1212->stop_pending_cnt > 0) { 1567 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_prepare - Stop is pending... [%s]\n", 1568 stateName[korg1212->cardState]); 1569 spin_unlock_irq(&korg1212->lock); 1570 return -EAGAIN; 1571 /* 1572 korg1212->sharedBufferPtr->cardCommand = 0; 1573 del_timer(&korg1212->timer); 1574 korg1212->stop_pending_cnt = 0; 1575 */ 1576 } 1577 1578 rc = snd_korg1212_SetupForPlay(korg1212); 1579 1580 korg1212->currentBuffer = 0; 1581 1582 spin_unlock_irq(&korg1212->lock); 1583 1584 return rc ? -EINVAL : 0; 1585 } 1586 1587 static int snd_korg1212_trigger(struct snd_pcm_substream *substream, 1588 int cmd) 1589 { 1590 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1591 int rc; 1592 1593 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_trigger [%s] cmd=%d\n", 1594 stateName[korg1212->cardState], cmd); 1595 1596 spin_lock(&korg1212->lock); 1597 switch (cmd) { 1598 case SNDRV_PCM_TRIGGER_START: 1599 /* 1600 if (korg1212->running) { 1601 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_trigger: Already running?\n"); 1602 break; 1603 } 1604 */ 1605 korg1212->running++; 1606 rc = snd_korg1212_TriggerPlay(korg1212); 1607 break; 1608 1609 case SNDRV_PCM_TRIGGER_STOP: 1610 /* 1611 if (!korg1212->running) { 1612 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_trigger: Already stopped?\n"); 1613 break; 1614 } 1615 */ 1616 korg1212->running--; 1617 rc = snd_korg1212_StopPlay(korg1212); 1618 break; 1619 1620 default: 1621 rc = 1; 1622 break; 1623 } 1624 spin_unlock(&korg1212->lock); 1625 return rc ? -EINVAL : 0; 1626 } 1627 1628 static snd_pcm_uframes_t snd_korg1212_playback_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_playback_pointer [%s] %ld\n", 1636 stateName[korg1212->cardState], pos); 1637 1638 return pos; 1639 } 1640 1641 static snd_pcm_uframes_t snd_korg1212_capture_pointer(struct snd_pcm_substream *substream) 1642 { 1643 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1644 snd_pcm_uframes_t pos; 1645 1646 pos = korg1212->currentBuffer * kPlayBufferFrames; 1647 1648 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_capture_pointer [%s] %ld\n", 1649 stateName[korg1212->cardState], pos); 1650 1651 return pos; 1652 } 1653 1654 static int snd_korg1212_playback_copy(struct snd_pcm_substream *substream, 1655 int channel, /* not used (interleaved data) */ 1656 snd_pcm_uframes_t pos, 1657 void __user *src, 1658 snd_pcm_uframes_t count) 1659 { 1660 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1661 1662 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_playback_copy [%s] %ld %ld\n", 1663 stateName[korg1212->cardState], pos, count); 1664 1665 return snd_korg1212_copy_from(korg1212, src, pos, count, 0, korg1212->channels * 2); 1666 1667 } 1668 1669 static int snd_korg1212_playback_silence(struct snd_pcm_substream *substream, 1670 int channel, /* not used (interleaved data) */ 1671 snd_pcm_uframes_t pos, 1672 snd_pcm_uframes_t count) 1673 { 1674 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1675 1676 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_playback_silence [%s]\n", 1677 stateName[korg1212->cardState]); 1678 1679 return snd_korg1212_silence(korg1212, pos, count, 0, korg1212->channels * 2); 1680 } 1681 1682 static int snd_korg1212_capture_copy(struct snd_pcm_substream *substream, 1683 int channel, /* not used (interleaved data) */ 1684 snd_pcm_uframes_t pos, 1685 void __user *dst, 1686 snd_pcm_uframes_t count) 1687 { 1688 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1689 1690 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_capture_copy [%s] %ld %ld\n", 1691 stateName[korg1212->cardState], pos, count); 1692 1693 return snd_korg1212_copy_to(korg1212, dst, pos, count, 0, korg1212->channels * 2); 1694 } 1695 1696 static struct snd_pcm_ops snd_korg1212_playback_ops = { 1697 .open = snd_korg1212_playback_open, 1698 .close = snd_korg1212_playback_close, 1699 .ioctl = snd_korg1212_ioctl, 1700 .hw_params = snd_korg1212_hw_params, 1701 .prepare = snd_korg1212_prepare, 1702 .trigger = snd_korg1212_trigger, 1703 .pointer = snd_korg1212_playback_pointer, 1704 .copy = snd_korg1212_playback_copy, 1705 .silence = snd_korg1212_playback_silence, 1706 }; 1707 1708 static struct snd_pcm_ops snd_korg1212_capture_ops = { 1709 .open = snd_korg1212_capture_open, 1710 .close = snd_korg1212_capture_close, 1711 .ioctl = snd_korg1212_ioctl, 1712 .hw_params = snd_korg1212_hw_params, 1713 .prepare = snd_korg1212_prepare, 1714 .trigger = snd_korg1212_trigger, 1715 .pointer = snd_korg1212_capture_pointer, 1716 .copy = snd_korg1212_capture_copy, 1717 }; 1718 1719 /* 1720 * Control Interface 1721 */ 1722 1723 static int snd_korg1212_control_phase_info(struct snd_kcontrol *kcontrol, 1724 struct snd_ctl_elem_info *uinfo) 1725 { 1726 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; 1727 uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1; 1728 return 0; 1729 } 1730 1731 static int snd_korg1212_control_phase_get(struct snd_kcontrol *kcontrol, 1732 struct snd_ctl_elem_value *u) 1733 { 1734 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1735 int i = kcontrol->private_value; 1736 1737 spin_lock_irq(&korg1212->lock); 1738 1739 u->value.integer.value[0] = korg1212->volumePhase[i]; 1740 1741 if (i >= 8) 1742 u->value.integer.value[1] = korg1212->volumePhase[i+1]; 1743 1744 spin_unlock_irq(&korg1212->lock); 1745 1746 return 0; 1747 } 1748 1749 static int snd_korg1212_control_phase_put(struct snd_kcontrol *kcontrol, 1750 struct snd_ctl_elem_value *u) 1751 { 1752 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1753 int change = 0; 1754 int i, val; 1755 1756 spin_lock_irq(&korg1212->lock); 1757 1758 i = kcontrol->private_value; 1759 1760 korg1212->volumePhase[i] = u->value.integer.value[0]; 1761 1762 val = korg1212->sharedBufferPtr->volumeData[kcontrol->private_value]; 1763 1764 if ((u->value.integer.value[0] > 0) != (val < 0)) { 1765 val = abs(val) * (korg1212->volumePhase[i] > 0 ? -1 : 1); 1766 korg1212->sharedBufferPtr->volumeData[i] = val; 1767 change = 1; 1768 } 1769 1770 if (i >= 8) { 1771 korg1212->volumePhase[i+1] = u->value.integer.value[1]; 1772 1773 val = korg1212->sharedBufferPtr->volumeData[kcontrol->private_value+1]; 1774 1775 if ((u->value.integer.value[1] > 0) != (val < 0)) { 1776 val = abs(val) * (korg1212->volumePhase[i+1] > 0 ? -1 : 1); 1777 korg1212->sharedBufferPtr->volumeData[i+1] = val; 1778 change = 1; 1779 } 1780 } 1781 1782 spin_unlock_irq(&korg1212->lock); 1783 1784 return change; 1785 } 1786 1787 static int snd_korg1212_control_volume_info(struct snd_kcontrol *kcontrol, 1788 struct snd_ctl_elem_info *uinfo) 1789 { 1790 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 1791 uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1; 1792 uinfo->value.integer.min = k1212MinVolume; 1793 uinfo->value.integer.max = k1212MaxVolume; 1794 return 0; 1795 } 1796 1797 static int snd_korg1212_control_volume_get(struct snd_kcontrol *kcontrol, 1798 struct snd_ctl_elem_value *u) 1799 { 1800 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1801 int i; 1802 1803 spin_lock_irq(&korg1212->lock); 1804 1805 i = kcontrol->private_value; 1806 u->value.integer.value[0] = abs(korg1212->sharedBufferPtr->volumeData[i]); 1807 1808 if (i >= 8) 1809 u->value.integer.value[1] = abs(korg1212->sharedBufferPtr->volumeData[i+1]); 1810 1811 spin_unlock_irq(&korg1212->lock); 1812 1813 return 0; 1814 } 1815 1816 static int snd_korg1212_control_volume_put(struct snd_kcontrol *kcontrol, 1817 struct snd_ctl_elem_value *u) 1818 { 1819 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1820 int change = 0; 1821 int i; 1822 int val; 1823 1824 spin_lock_irq(&korg1212->lock); 1825 1826 i = kcontrol->private_value; 1827 1828 if (u->value.integer.value[0] != abs(korg1212->sharedBufferPtr->volumeData[i])) { 1829 val = korg1212->volumePhase[i] > 0 ? -1 : 1; 1830 val *= u->value.integer.value[0]; 1831 korg1212->sharedBufferPtr->volumeData[i] = val; 1832 change = 1; 1833 } 1834 1835 if (i >= 8) { 1836 if (u->value.integer.value[1] != abs(korg1212->sharedBufferPtr->volumeData[i+1])) { 1837 val = korg1212->volumePhase[i+1] > 0 ? -1 : 1; 1838 val *= u->value.integer.value[1]; 1839 korg1212->sharedBufferPtr->volumeData[i+1] = val; 1840 change = 1; 1841 } 1842 } 1843 1844 spin_unlock_irq(&korg1212->lock); 1845 1846 return change; 1847 } 1848 1849 static int snd_korg1212_control_route_info(struct snd_kcontrol *kcontrol, 1850 struct snd_ctl_elem_info *uinfo) 1851 { 1852 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; 1853 uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1; 1854 uinfo->value.enumerated.items = kAudioChannels; 1855 if (uinfo->value.enumerated.item > kAudioChannels-1) { 1856 uinfo->value.enumerated.item = kAudioChannels-1; 1857 } 1858 strcpy(uinfo->value.enumerated.name, channelName[uinfo->value.enumerated.item]); 1859 return 0; 1860 } 1861 1862 static int snd_korg1212_control_route_get(struct snd_kcontrol *kcontrol, 1863 struct snd_ctl_elem_value *u) 1864 { 1865 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1866 int i; 1867 1868 spin_lock_irq(&korg1212->lock); 1869 1870 i = kcontrol->private_value; 1871 u->value.enumerated.item[0] = korg1212->sharedBufferPtr->routeData[i]; 1872 1873 if (i >= 8) 1874 u->value.enumerated.item[1] = korg1212->sharedBufferPtr->routeData[i+1]; 1875 1876 spin_unlock_irq(&korg1212->lock); 1877 1878 return 0; 1879 } 1880 1881 static int snd_korg1212_control_route_put(struct snd_kcontrol *kcontrol, 1882 struct snd_ctl_elem_value *u) 1883 { 1884 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1885 int change = 0, i; 1886 1887 spin_lock_irq(&korg1212->lock); 1888 1889 i = kcontrol->private_value; 1890 1891 if (u->value.enumerated.item[0] != (unsigned) korg1212->sharedBufferPtr->volumeData[i]) { 1892 korg1212->sharedBufferPtr->routeData[i] = u->value.enumerated.item[0]; 1893 change = 1; 1894 } 1895 1896 if (i >= 8) { 1897 if (u->value.enumerated.item[1] != (unsigned) korg1212->sharedBufferPtr->volumeData[i+1]) { 1898 korg1212->sharedBufferPtr->routeData[i+1] = u->value.enumerated.item[1]; 1899 change = 1; 1900 } 1901 } 1902 1903 spin_unlock_irq(&korg1212->lock); 1904 1905 return change; 1906 } 1907 1908 static int snd_korg1212_control_info(struct snd_kcontrol *kcontrol, 1909 struct snd_ctl_elem_info *uinfo) 1910 { 1911 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 1912 uinfo->count = 2; 1913 uinfo->value.integer.min = k1212MaxADCSens; 1914 uinfo->value.integer.max = k1212MinADCSens; 1915 return 0; 1916 } 1917 1918 static int snd_korg1212_control_get(struct snd_kcontrol *kcontrol, 1919 struct snd_ctl_elem_value *u) 1920 { 1921 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1922 1923 spin_lock_irq(&korg1212->lock); 1924 1925 u->value.integer.value[0] = korg1212->leftADCInSens; 1926 u->value.integer.value[1] = korg1212->rightADCInSens; 1927 1928 spin_unlock_irq(&korg1212->lock); 1929 1930 return 0; 1931 } 1932 1933 static int snd_korg1212_control_put(struct snd_kcontrol *kcontrol, 1934 struct snd_ctl_elem_value *u) 1935 { 1936 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1937 int change = 0; 1938 1939 spin_lock_irq(&korg1212->lock); 1940 1941 if (u->value.integer.value[0] != korg1212->leftADCInSens) { 1942 korg1212->leftADCInSens = u->value.integer.value[0]; 1943 change = 1; 1944 } 1945 if (u->value.integer.value[1] != korg1212->rightADCInSens) { 1946 korg1212->rightADCInSens = u->value.integer.value[1]; 1947 change = 1; 1948 } 1949 1950 spin_unlock_irq(&korg1212->lock); 1951 1952 if (change) 1953 snd_korg1212_WriteADCSensitivity(korg1212); 1954 1955 return change; 1956 } 1957 1958 static int snd_korg1212_control_sync_info(struct snd_kcontrol *kcontrol, 1959 struct snd_ctl_elem_info *uinfo) 1960 { 1961 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; 1962 uinfo->count = 1; 1963 uinfo->value.enumerated.items = 3; 1964 if (uinfo->value.enumerated.item > 2) { 1965 uinfo->value.enumerated.item = 2; 1966 } 1967 strcpy(uinfo->value.enumerated.name, clockSourceTypeName[uinfo->value.enumerated.item]); 1968 return 0; 1969 } 1970 1971 static int snd_korg1212_control_sync_get(struct snd_kcontrol *kcontrol, 1972 struct snd_ctl_elem_value *ucontrol) 1973 { 1974 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1975 1976 spin_lock_irq(&korg1212->lock); 1977 1978 ucontrol->value.enumerated.item[0] = korg1212->clkSource; 1979 1980 spin_unlock_irq(&korg1212->lock); 1981 return 0; 1982 } 1983 1984 static int snd_korg1212_control_sync_put(struct snd_kcontrol *kcontrol, 1985 struct snd_ctl_elem_value *ucontrol) 1986 { 1987 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1988 unsigned int val; 1989 int change; 1990 1991 val = ucontrol->value.enumerated.item[0] % 3; 1992 spin_lock_irq(&korg1212->lock); 1993 change = val != korg1212->clkSource; 1994 snd_korg1212_SetClockSource(korg1212, val); 1995 spin_unlock_irq(&korg1212->lock); 1996 return change; 1997 } 1998 1999 #define MON_MIXER(ord,c_name) \ 2000 { \ 2001 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \ 2002 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ 2003 .name = c_name " Monitor Volume", \ 2004 .info = snd_korg1212_control_volume_info, \ 2005 .get = snd_korg1212_control_volume_get, \ 2006 .put = snd_korg1212_control_volume_put, \ 2007 .private_value = ord, \ 2008 }, \ 2009 { \ 2010 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \ 2011 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ 2012 .name = c_name " Monitor Route", \ 2013 .info = snd_korg1212_control_route_info, \ 2014 .get = snd_korg1212_control_route_get, \ 2015 .put = snd_korg1212_control_route_put, \ 2016 .private_value = ord, \ 2017 }, \ 2018 { \ 2019 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \ 2020 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ 2021 .name = c_name " Monitor Phase Invert", \ 2022 .info = snd_korg1212_control_phase_info, \ 2023 .get = snd_korg1212_control_phase_get, \ 2024 .put = snd_korg1212_control_phase_put, \ 2025 .private_value = ord, \ 2026 } 2027 2028 static struct snd_kcontrol_new snd_korg1212_controls[] = { 2029 MON_MIXER(8, "Analog"), 2030 MON_MIXER(10, "SPDIF"), 2031 MON_MIXER(0, "ADAT-1"), MON_MIXER(1, "ADAT-2"), MON_MIXER(2, "ADAT-3"), MON_MIXER(3, "ADAT-4"), 2032 MON_MIXER(4, "ADAT-5"), MON_MIXER(5, "ADAT-6"), MON_MIXER(6, "ADAT-7"), MON_MIXER(7, "ADAT-8"), 2033 { 2034 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, 2035 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2036 .name = "Sync Source", 2037 .info = snd_korg1212_control_sync_info, 2038 .get = snd_korg1212_control_sync_get, 2039 .put = snd_korg1212_control_sync_put, 2040 }, 2041 { 2042 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, 2043 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2044 .name = "ADC Attenuation", 2045 .info = snd_korg1212_control_info, 2046 .get = snd_korg1212_control_get, 2047 .put = snd_korg1212_control_put, 2048 } 2049 }; 2050 2051 /* 2052 * proc interface 2053 */ 2054 2055 static void snd_korg1212_proc_read(struct snd_info_entry *entry, 2056 struct snd_info_buffer *buffer) 2057 { 2058 int n; 2059 struct snd_korg1212 *korg1212 = entry->private_data; 2060 2061 snd_iprintf(buffer, korg1212->card->longname); 2062 snd_iprintf(buffer, " (index #%d)\n", korg1212->card->number + 1); 2063 snd_iprintf(buffer, "\nGeneral settings\n"); 2064 snd_iprintf(buffer, " period size: %Zd bytes\n", K1212_PERIOD_BYTES); 2065 snd_iprintf(buffer, " clock mode: %s\n", clockSourceName[korg1212->clkSrcRate] ); 2066 snd_iprintf(buffer, " left ADC Sens: %d\n", korg1212->leftADCInSens ); 2067 snd_iprintf(buffer, " right ADC Sens: %d\n", korg1212->rightADCInSens ); 2068 snd_iprintf(buffer, " Volume Info:\n"); 2069 for (n=0; n<kAudioChannels; n++) 2070 snd_iprintf(buffer, " Channel %d: %s -> %s [%d]\n", n, 2071 channelName[n], 2072 channelName[korg1212->sharedBufferPtr->routeData[n]], 2073 korg1212->sharedBufferPtr->volumeData[n]); 2074 snd_iprintf(buffer, "\nGeneral status\n"); 2075 snd_iprintf(buffer, " ADAT Time Code: %d\n", korg1212->sharedBufferPtr->AdatTimeCode); 2076 snd_iprintf(buffer, " Card State: %s\n", stateName[korg1212->cardState]); 2077 snd_iprintf(buffer, "Idle mon. State: %d\n", korg1212->idleMonitorOn); 2078 snd_iprintf(buffer, "Cmd retry count: %d\n", korg1212->cmdRetryCount); 2079 snd_iprintf(buffer, " Irq count: %ld\n", korg1212->irqcount); 2080 snd_iprintf(buffer, " Error count: %ld\n", korg1212->totalerrorcnt); 2081 } 2082 2083 static void __devinit snd_korg1212_proc_init(struct snd_korg1212 *korg1212) 2084 { 2085 struct snd_info_entry *entry; 2086 2087 if (! snd_card_proc_new(korg1212->card, "korg1212", &entry)) 2088 snd_info_set_text_ops(entry, korg1212, snd_korg1212_proc_read); 2089 } 2090 2091 static int 2092 snd_korg1212_free(struct snd_korg1212 *korg1212) 2093 { 2094 snd_korg1212_TurnOffIdleMonitor(korg1212); 2095 2096 if (korg1212->irq >= 0) { 2097 synchronize_irq(korg1212->irq); 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 2164 static struct snd_device_ops ops = { 2165 .dev_free = snd_korg1212_dev_free, 2166 }; 2167 2168 * rchip = NULL; 2169 if ((err = pci_enable_device(pci)) < 0) 2170 return err; 2171 2172 korg1212 = kzalloc(sizeof(*korg1212), GFP_KERNEL); 2173 if (korg1212 == NULL) { 2174 pci_disable_device(pci); 2175 return -ENOMEM; 2176 } 2177 2178 korg1212->card = card; 2179 korg1212->pci = pci; 2180 2181 init_waitqueue_head(&korg1212->wait); 2182 spin_lock_init(&korg1212->lock); 2183 mutex_init(&korg1212->open_mutex); 2184 init_timer(&korg1212->timer); 2185 korg1212->timer.function = snd_korg1212_timer_func; 2186 korg1212->timer.data = (unsigned long)korg1212; 2187 2188 korg1212->irq = -1; 2189 korg1212->clkSource = K1212_CLKIDX_Local; 2190 korg1212->clkRate = 44100; 2191 korg1212->inIRQ = 0; 2192 korg1212->running = 0; 2193 korg1212->opencnt = 0; 2194 korg1212->playcnt = 0; 2195 korg1212->setcnt = 0; 2196 korg1212->totalerrorcnt = 0; 2197 korg1212->playback_pid = -1; 2198 korg1212->capture_pid = -1; 2199 snd_korg1212_setCardState(korg1212, K1212_STATE_UNINITIALIZED); 2200 korg1212->idleMonitorOn = 0; 2201 korg1212->clkSrcRate = K1212_CLKIDX_LocalAt44_1K; 2202 korg1212->leftADCInSens = k1212MaxADCSens; 2203 korg1212->rightADCInSens = k1212MaxADCSens; 2204 2205 for (i=0; i<kAudioChannels; i++) 2206 korg1212->volumePhase[i] = 0; 2207 2208 if ((err = pci_request_regions(pci, "korg1212")) < 0) { 2209 kfree(korg1212); 2210 pci_disable_device(pci); 2211 return err; 2212 } 2213 2214 korg1212->iomem = pci_resource_start(korg1212->pci, 0); 2215 korg1212->ioport = pci_resource_start(korg1212->pci, 1); 2216 korg1212->iomem2 = pci_resource_start(korg1212->pci, 2); 2217 2218 iomem_size = pci_resource_len(korg1212->pci, 0); 2219 ioport_size = pci_resource_len(korg1212->pci, 1); 2220 iomem2_size = pci_resource_len(korg1212->pci, 2); 2221 2222 K1212_DEBUG_PRINTK("K1212_DEBUG: resources:\n" 2223 " iomem = 0x%lx (%d)\n" 2224 " ioport = 0x%lx (%d)\n" 2225 " iomem = 0x%lx (%d)\n" 2226 " [%s]\n", 2227 korg1212->iomem, iomem_size, 2228 korg1212->ioport, ioport_size, 2229 korg1212->iomem2, iomem2_size, 2230 stateName[korg1212->cardState]); 2231 2232 if ((korg1212->iobase = ioremap(korg1212->iomem, iomem_size)) == NULL) { 2233 snd_printk(KERN_ERR "korg1212: unable to remap memory region 0x%lx-0x%lx\n", korg1212->iomem, 2234 korg1212->iomem + iomem_size - 1); 2235 snd_korg1212_free(korg1212); 2236 return -EBUSY; 2237 } 2238 2239 err = request_irq(pci->irq, snd_korg1212_interrupt, 2240 SA_INTERRUPT|SA_SHIRQ, 2241 "korg1212", korg1212); 2242 2243 if (err) { 2244 snd_printk(KERN_ERR "korg1212: unable to grab IRQ %d\n", pci->irq); 2245 snd_korg1212_free(korg1212); 2246 return -EBUSY; 2247 } 2248 2249 korg1212->irq = pci->irq; 2250 2251 pci_set_master(korg1212->pci); 2252 2253 korg1212->statusRegPtr = (u32 __iomem *) (korg1212->iobase + STATUS_REG_OFFSET); 2254 korg1212->outDoorbellPtr = (u32 __iomem *) (korg1212->iobase + OUT_DOORBELL_OFFSET); 2255 korg1212->inDoorbellPtr = (u32 __iomem *) (korg1212->iobase + IN_DOORBELL_OFFSET); 2256 korg1212->mailbox0Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX0_OFFSET); 2257 korg1212->mailbox1Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX1_OFFSET); 2258 korg1212->mailbox2Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX2_OFFSET); 2259 korg1212->mailbox3Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX3_OFFSET); 2260 korg1212->controlRegPtr = (u32 __iomem *) (korg1212->iobase + PCI_CONTROL_OFFSET); 2261 korg1212->sensRegPtr = (u16 __iomem *) (korg1212->iobase + SENS_CONTROL_OFFSET); 2262 korg1212->idRegPtr = (u32 __iomem *) (korg1212->iobase + DEV_VEND_ID_OFFSET); 2263 2264 K1212_DEBUG_PRINTK("K1212_DEBUG: card registers:\n" 2265 " Status register = 0x%p\n" 2266 " OutDoorbell = 0x%p\n" 2267 " InDoorbell = 0x%p\n" 2268 " Mailbox0 = 0x%p\n" 2269 " Mailbox1 = 0x%p\n" 2270 " Mailbox2 = 0x%p\n" 2271 " Mailbox3 = 0x%p\n" 2272 " ControlReg = 0x%p\n" 2273 " SensReg = 0x%p\n" 2274 " IDReg = 0x%p\n" 2275 " [%s]\n", 2276 korg1212->statusRegPtr, 2277 korg1212->outDoorbellPtr, 2278 korg1212->inDoorbellPtr, 2279 korg1212->mailbox0Ptr, 2280 korg1212->mailbox1Ptr, 2281 korg1212->mailbox2Ptr, 2282 korg1212->mailbox3Ptr, 2283 korg1212->controlRegPtr, 2284 korg1212->sensRegPtr, 2285 korg1212->idRegPtr, 2286 stateName[korg1212->cardState]); 2287 2288 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 2289 sizeof(struct KorgSharedBuffer), &korg1212->dma_shared) < 0) { 2290 snd_printk(KERN_ERR "korg1212: can not allocate shared buffer memory (%Zd bytes)\n", sizeof(struct KorgSharedBuffer)); 2291 snd_korg1212_free(korg1212); 2292 return -ENOMEM; 2293 } 2294 korg1212->sharedBufferPtr = (struct KorgSharedBuffer *)korg1212->dma_shared.area; 2295 korg1212->sharedBufferPhy = korg1212->dma_shared.addr; 2296 2297 K1212_DEBUG_PRINTK("K1212_DEBUG: Shared Buffer Area = 0x%p (0x%08lx), %d bytes\n", korg1212->sharedBufferPtr, korg1212->sharedBufferPhy, sizeof(struct KorgSharedBuffer)); 2298 2299 #ifndef K1212_LARGEALLOC 2300 2301 korg1212->DataBufsSize = sizeof(struct KorgAudioBuffer) * kNumBuffers; 2302 2303 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 2304 korg1212->DataBufsSize, &korg1212->dma_play) < 0) { 2305 snd_printk(KERN_ERR "korg1212: can not allocate play data buffer memory (%d bytes)\n", korg1212->DataBufsSize); 2306 snd_korg1212_free(korg1212); 2307 return -ENOMEM; 2308 } 2309 korg1212->playDataBufsPtr = (struct KorgAudioBuffer *)korg1212->dma_play.area; 2310 korg1212->PlayDataPhy = korg1212->dma_play.addr; 2311 2312 K1212_DEBUG_PRINTK("K1212_DEBUG: Play Data Area = 0x%p (0x%08x), %d bytes\n", 2313 korg1212->playDataBufsPtr, korg1212->PlayDataPhy, korg1212->DataBufsSize); 2314 2315 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 2316 korg1212->DataBufsSize, &korg1212->dma_rec) < 0) { 2317 snd_printk(KERN_ERR "korg1212: can not allocate record data buffer memory (%d bytes)\n", korg1212->DataBufsSize); 2318 snd_korg1212_free(korg1212); 2319 return -ENOMEM; 2320 } 2321 korg1212->recordDataBufsPtr = (struct KorgAudioBuffer *)korg1212->dma_rec.area; 2322 korg1212->RecDataPhy = korg1212->dma_rec.addr; 2323 2324 K1212_DEBUG_PRINTK("K1212_DEBUG: Record Data Area = 0x%p (0x%08x), %d bytes\n", 2325 korg1212->recordDataBufsPtr, korg1212->RecDataPhy, korg1212->DataBufsSize); 2326 2327 #else // K1212_LARGEALLOC 2328 2329 korg1212->recordDataBufsPtr = korg1212->sharedBufferPtr->recordDataBufs; 2330 korg1212->playDataBufsPtr = korg1212->sharedBufferPtr->playDataBufs; 2331 korg1212->PlayDataPhy = (u32) &((struct KorgSharedBuffer *) korg1212->sharedBufferPhy)->playDataBufs; 2332 korg1212->RecDataPhy = (u32) &((struct KorgSharedBuffer *) korg1212->sharedBufferPhy)->recordDataBufs; 2333 2334 #endif // K1212_LARGEALLOC 2335 2336 korg1212->dspCodeSize = sizeof (dspCode); 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 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 2346 korg1212->dspCodeSize, &korg1212->dma_dsp) < 0) { 2347 snd_printk(KERN_ERR "korg1212: can not allocate dsp code memory (%d bytes)\n", korg1212->dspCodeSize); 2348 snd_korg1212_free(korg1212); 2349 return -ENOMEM; 2350 } 2351 2352 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP Code area = 0x%p (0x%08x) %d bytes [%s]\n", 2353 korg1212->dma_dsp.area, korg1212->dma_dsp.addr, korg1212->dspCodeSize, 2354 stateName[korg1212->cardState]); 2355 2356 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_RebootCard, 0, 0, 0, 0); 2357 2358 if (rc) 2359 K1212_DEBUG_PRINTK("K1212_DEBUG: Reboot Card - RC = %d [%s]\n", rc, stateName[korg1212->cardState]); 2360 2361 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, korg1212, &ops)) < 0) { 2362 snd_korg1212_free(korg1212); 2363 return err; 2364 } 2365 2366 snd_korg1212_EnableCardInterrupts(korg1212); 2367 2368 mdelay(CARD_BOOT_DELAY_IN_MS); 2369 2370 if (snd_korg1212_downloadDSPCode(korg1212)) 2371 return -EBUSY; 2372 2373 K1212_DEBUG_PRINTK("korg1212: dspMemPhy = %08x U[%08x], " 2374 "PlayDataPhy = %08x L[%08x]\n" 2375 "korg1212: RecDataPhy = %08x L[%08x], " 2376 "VolumeTablePhy = %08x L[%08x]\n" 2377 "korg1212: RoutingTablePhy = %08x L[%08x], " 2378 "AdatTimeCodePhy = %08x L[%08x]\n", 2379 (int)korg1212->dma_dsp.addr, UpperWordSwap(korg1212->dma_dsp.addr), 2380 korg1212->PlayDataPhy, LowerWordSwap(korg1212->PlayDataPhy), 2381 korg1212->RecDataPhy, LowerWordSwap(korg1212->RecDataPhy), 2382 korg1212->VolumeTablePhy, LowerWordSwap(korg1212->VolumeTablePhy), 2383 korg1212->RoutingTablePhy, LowerWordSwap(korg1212->RoutingTablePhy), 2384 korg1212->AdatTimeCodePhy, LowerWordSwap(korg1212->AdatTimeCodePhy)); 2385 2386 if ((err = snd_pcm_new(korg1212->card, "korg1212", 0, 1, 1, &korg1212->pcm)) < 0) 2387 return err; 2388 2389 korg1212->pcm->private_data = korg1212; 2390 korg1212->pcm->private_free = snd_korg1212_free_pcm; 2391 strcpy(korg1212->pcm->name, "korg1212"); 2392 2393 snd_pcm_set_ops(korg1212->pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_korg1212_playback_ops); 2394 2395 snd_pcm_set_ops(korg1212->pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_korg1212_capture_ops); 2396 2397 korg1212->pcm->info_flags = SNDRV_PCM_INFO_JOINT_DUPLEX; 2398 2399 for (i = 0; i < ARRAY_SIZE(snd_korg1212_controls); i++) { 2400 err = snd_ctl_add(korg1212->card, snd_ctl_new1(&snd_korg1212_controls[i], korg1212)); 2401 if (err < 0) 2402 return err; 2403 } 2404 2405 snd_korg1212_proc_init(korg1212); 2406 2407 snd_card_set_dev(card, &pci->dev); 2408 2409 * rchip = korg1212; 2410 return 0; 2411 2412 } 2413 2414 /* 2415 * Card initialisation 2416 */ 2417 2418 static int __devinit 2419 snd_korg1212_probe(struct pci_dev *pci, 2420 const struct pci_device_id *pci_id) 2421 { 2422 static int dev; 2423 struct snd_korg1212 *korg1212; 2424 struct snd_card *card; 2425 int err; 2426 2427 if (dev >= SNDRV_CARDS) { 2428 return -ENODEV; 2429 } 2430 if (!enable[dev]) { 2431 dev++; 2432 return -ENOENT; 2433 } 2434 card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0); 2435 if (card == NULL) 2436 return -ENOMEM; 2437 2438 if ((err = snd_korg1212_create(card, pci, &korg1212)) < 0) { 2439 snd_card_free(card); 2440 return err; 2441 } 2442 2443 strcpy(card->driver, "korg1212"); 2444 strcpy(card->shortname, "korg1212"); 2445 sprintf(card->longname, "%s at 0x%lx, irq %d", card->shortname, 2446 korg1212->iomem, korg1212->irq); 2447 2448 K1212_DEBUG_PRINTK("K1212_DEBUG: %s\n", card->longname); 2449 2450 if ((err = snd_card_register(card)) < 0) { 2451 snd_card_free(card); 2452 return err; 2453 } 2454 pci_set_drvdata(pci, card); 2455 dev++; 2456 return 0; 2457 } 2458 2459 static void __devexit snd_korg1212_remove(struct pci_dev *pci) 2460 { 2461 snd_card_free(pci_get_drvdata(pci)); 2462 pci_set_drvdata(pci, NULL); 2463 } 2464 2465 static struct pci_driver driver = { 2466 .name = "korg1212", 2467 .id_table = snd_korg1212_ids, 2468 .probe = snd_korg1212_probe, 2469 .remove = __devexit_p(snd_korg1212_remove), 2470 }; 2471 2472 static int __init alsa_card_korg1212_init(void) 2473 { 2474 return pci_register_driver(&driver); 2475 } 2476 2477 static void __exit alsa_card_korg1212_exit(void) 2478 { 2479 pci_unregister_driver(&driver); 2480 } 2481 2482 module_init(alsa_card_korg1212_init) 2483 module_exit(alsa_card_korg1212_exit) 2484