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 31 #include <sound/core.h> 32 #include <sound/info.h> 33 #include <sound/control.h> 34 #include <sound/pcm.h> 35 #include <sound/pcm_params.h> 36 #include <sound/initval.h> 37 38 #include <asm/io.h> 39 40 // ---------------------------------------------------------------------------- 41 // Debug Stuff 42 // ---------------------------------------------------------------------------- 43 #define K1212_DEBUG_LEVEL 0 44 #if K1212_DEBUG_LEVEL > 0 45 #define K1212_DEBUG_PRINTK(fmt,args...) printk(KERN_DEBUG fmt,##args) 46 #else 47 #define K1212_DEBUG_PRINTK(fmt,...) 48 #endif 49 #if K1212_DEBUG_LEVEL > 1 50 #define K1212_DEBUG_PRINTK_VERBOSE(fmt,args...) printk(KERN_DEBUG fmt,##args) 51 #else 52 #define K1212_DEBUG_PRINTK_VERBOSE(fmt,...) 53 #endif 54 55 // ---------------------------------------------------------------------------- 56 // Record/Play Buffer Allocation Method. If K1212_LARGEALLOC is defined all 57 // buffers are alocated as a large piece inside KorgSharedBuffer. 58 // ---------------------------------------------------------------------------- 59 //#define K1212_LARGEALLOC 1 60 61 // ---------------------------------------------------------------------------- 62 // Valid states of the Korg 1212 I/O card. 63 // ---------------------------------------------------------------------------- 64 enum CardState { 65 K1212_STATE_NONEXISTENT, // there is no card here 66 K1212_STATE_UNINITIALIZED, // the card is awaiting DSP download 67 K1212_STATE_DSP_IN_PROCESS, // the card is currently downloading its DSP code 68 K1212_STATE_DSP_COMPLETE, // the card has finished the DSP download 69 K1212_STATE_READY, // the card can be opened by an application. Any application 70 // requests prior to this state should fail. Only an open 71 // request can be made at this state. 72 K1212_STATE_OPEN, // an application has opened the card 73 K1212_STATE_SETUP, // the card has been setup for play 74 K1212_STATE_PLAYING, // the card is playing 75 K1212_STATE_MONITOR, // the card is in the monitor mode 76 K1212_STATE_CALIBRATING, // the card is currently calibrating 77 K1212_STATE_ERRORSTOP, // the card has stopped itself because of an error and we 78 // are in the process of cleaning things up. 79 K1212_STATE_MAX_STATE // state values of this and beyond are invalid 80 }; 81 82 // ---------------------------------------------------------------------------- 83 // The following enumeration defines the constants written to the card's 84 // host-to-card doorbell to initiate a command. 85 // ---------------------------------------------------------------------------- 86 enum korg1212_dbcnst { 87 K1212_DB_RequestForData = 0, // sent by the card to request a buffer fill. 88 K1212_DB_TriggerPlay = 1, // starts playback/record on the card. 89 K1212_DB_SelectPlayMode = 2, // select monitor, playback setup, or stop. 90 K1212_DB_ConfigureBufferMemory = 3, // tells card where the host audio buffers are. 91 K1212_DB_RequestAdatTimecode = 4, // asks the card for the latest ADAT timecode value. 92 K1212_DB_SetClockSourceRate = 5, // sets the clock source and rate for the card. 93 K1212_DB_ConfigureMiscMemory = 6, // tells card where other buffers are. 94 K1212_DB_TriggerFromAdat = 7, // tells card to trigger from Adat at a specific 95 // timecode value. 96 K1212_DB_DMAERROR = 0x80, // DMA Error - the PCI bus is congestioned. 97 K1212_DB_CARDSTOPPED = 0x81, // Card has stopped by user request. 98 K1212_DB_RebootCard = 0xA0, // instructs the card to reboot. 99 K1212_DB_BootFromDSPPage4 = 0xA4, // instructs the card to boot from the DSP microcode 100 // on page 4 (local page to card). 101 K1212_DB_DSPDownloadDone = 0xAE, // sent by the card to indicate the download has 102 // completed. 103 K1212_DB_StartDSPDownload = 0xAF // tells the card to download its DSP firmware. 104 }; 105 106 107 // ---------------------------------------------------------------------------- 108 // The following enumeration defines return codes 109 // to the Korg 1212 I/O driver. 110 // ---------------------------------------------------------------------------- 111 enum snd_korg1212rc { 112 K1212_CMDRET_Success = 0, // command was successfully placed 113 K1212_CMDRET_DIOCFailure, // the DeviceIoControl call failed 114 K1212_CMDRET_PMFailure, // the protected mode call failed 115 K1212_CMDRET_FailUnspecified, // unspecified failure 116 K1212_CMDRET_FailBadState, // the specified command can not be given in 117 // the card's current state. (or the wave device's 118 // state) 119 K1212_CMDRET_CardUninitialized, // the card is uninitialized and cannot be used 120 K1212_CMDRET_BadIndex, // an out of range card index was specified 121 K1212_CMDRET_BadHandle, // an invalid card handle was specified 122 K1212_CMDRET_NoFillRoutine, // a play request has been made before a fill routine set 123 K1212_CMDRET_FillRoutineInUse, // can't set a new fill routine while one is in use 124 K1212_CMDRET_NoAckFromCard, // the card never acknowledged a command 125 K1212_CMDRET_BadParams, // bad parameters were provided by the caller 126 127 K1212_CMDRET_BadDevice, // the specified wave device was out of range 128 K1212_CMDRET_BadFormat // the specified wave format is unsupported 129 }; 130 131 // ---------------------------------------------------------------------------- 132 // The following enumeration defines the constants used to select the play 133 // mode for the card in the SelectPlayMode command. 134 // ---------------------------------------------------------------------------- 135 enum PlayModeSelector { 136 K1212_MODE_SetupPlay = 0x00000001, // provides card with pre-play information 137 K1212_MODE_MonitorOn = 0x00000002, // tells card to turn on monitor mode 138 K1212_MODE_MonitorOff = 0x00000004, // tells card to turn off monitor mode 139 K1212_MODE_StopPlay = 0x00000008 // stops playback on the card 140 }; 141 142 // ---------------------------------------------------------------------------- 143 // The following enumeration defines the constants used to select the monitor 144 // mode for the card in the SetMonitorMode command. 145 // ---------------------------------------------------------------------------- 146 enum MonitorModeSelector { 147 K1212_MONMODE_Off = 0, // tells card to turn off monitor mode 148 K1212_MONMODE_On // tells card to turn on monitor mode 149 }; 150 151 #define MAILBOX0_OFFSET 0x40 // location of mailbox 0 relative to base address 152 #define MAILBOX1_OFFSET 0x44 // location of mailbox 1 relative to base address 153 #define MAILBOX2_OFFSET 0x48 // location of mailbox 2 relative to base address 154 #define MAILBOX3_OFFSET 0x4c // location of mailbox 3 relative to base address 155 #define OUT_DOORBELL_OFFSET 0x60 // location of PCI to local doorbell 156 #define IN_DOORBELL_OFFSET 0x64 // location of local to PCI doorbell 157 #define STATUS_REG_OFFSET 0x68 // location of interrupt control/status register 158 #define PCI_CONTROL_OFFSET 0x6c // location of the EEPROM, PCI, User I/O, init control 159 // register 160 #define SENS_CONTROL_OFFSET 0x6e // location of the input sensitivity setting register. 161 // this is the upper word of the PCI control reg. 162 #define DEV_VEND_ID_OFFSET 0x70 // location of the device and vendor ID register 163 164 #define COMMAND_ACK_DELAY 13 // number of RTC ticks to wait for an acknowledgement 165 // from the card after sending a command. 166 #define INTERCOMMAND_DELAY 40 167 #define MAX_COMMAND_RETRIES 5 // maximum number of times the driver will attempt 168 // to send a command before giving up. 169 #define COMMAND_ACK_MASK 0x8000 // the MSB is set in the command acknowledgment from 170 // the card. 171 #define DOORBELL_VAL_MASK 0x00FF // the doorbell value is one byte 172 173 #define CARD_BOOT_DELAY_IN_MS 10 174 #define CARD_BOOT_TIMEOUT 10 175 #define DSP_BOOT_DELAY_IN_MS 200 176 177 #define kNumBuffers 8 178 #define k1212MaxCards 4 179 #define k1212NumWaveDevices 6 180 #define k16BitChannels 10 181 #define k32BitChannels 2 182 #define kAudioChannels (k16BitChannels + k32BitChannels) 183 #define kPlayBufferFrames 1024 184 185 #define K1212_ANALOG_CHANNELS 2 186 #define K1212_SPDIF_CHANNELS 2 187 #define K1212_ADAT_CHANNELS 8 188 #define K1212_CHANNELS (K1212_ADAT_CHANNELS + K1212_ANALOG_CHANNELS) 189 #define K1212_MIN_CHANNELS 1 190 #define K1212_MAX_CHANNELS K1212_CHANNELS 191 #define K1212_FRAME_SIZE (sizeof(struct KorgAudioFrame)) 192 #define K1212_MAX_SAMPLES (kPlayBufferFrames*kNumBuffers) 193 #define K1212_PERIODS (kNumBuffers) 194 #define K1212_PERIOD_BYTES (K1212_FRAME_SIZE*kPlayBufferFrames) 195 #define K1212_BUF_SIZE (K1212_PERIOD_BYTES*kNumBuffers) 196 #define K1212_ANALOG_BUF_SIZE (K1212_ANALOG_CHANNELS * 2 * kPlayBufferFrames * kNumBuffers) 197 #define K1212_SPDIF_BUF_SIZE (K1212_SPDIF_CHANNELS * 3 * kPlayBufferFrames * kNumBuffers) 198 #define K1212_ADAT_BUF_SIZE (K1212_ADAT_CHANNELS * 2 * kPlayBufferFrames * kNumBuffers) 199 #define K1212_MAX_BUF_SIZE (K1212_ANALOG_BUF_SIZE + K1212_ADAT_BUF_SIZE) 200 201 #define k1212MinADCSens 0x7f 202 #define k1212MaxADCSens 0x00 203 #define k1212MaxVolume 0x7fff 204 #define k1212MaxWaveVolume 0xffff 205 #define k1212MinVolume 0x0000 206 #define k1212MaxVolInverted 0x8000 207 208 // ----------------------------------------------------------------- 209 // the following bits are used for controlling interrupts in the 210 // interrupt control/status reg 211 // ----------------------------------------------------------------- 212 #define PCI_INT_ENABLE_BIT 0x00000100 213 #define PCI_DOORBELL_INT_ENABLE_BIT 0x00000200 214 #define LOCAL_INT_ENABLE_BIT 0x00010000 215 #define LOCAL_DOORBELL_INT_ENABLE_BIT 0x00020000 216 #define LOCAL_DMA1_INT_ENABLE_BIT 0x00080000 217 218 // ----------------------------------------------------------------- 219 // the following bits are defined for the PCI command register 220 // ----------------------------------------------------------------- 221 #define PCI_CMD_MEM_SPACE_ENABLE_BIT 0x0002 222 #define PCI_CMD_IO_SPACE_ENABLE_BIT 0x0001 223 #define PCI_CMD_BUS_MASTER_ENABLE_BIT 0x0004 224 225 // ----------------------------------------------------------------- 226 // the following bits are defined for the PCI status register 227 // ----------------------------------------------------------------- 228 #define PCI_STAT_PARITY_ERROR_BIT 0x8000 229 #define PCI_STAT_SYSTEM_ERROR_BIT 0x4000 230 #define PCI_STAT_MASTER_ABORT_RCVD_BIT 0x2000 231 #define PCI_STAT_TARGET_ABORT_RCVD_BIT 0x1000 232 #define PCI_STAT_TARGET_ABORT_SENT_BIT 0x0800 233 234 // ------------------------------------------------------------------------ 235 // the following constants are used in setting the 1212 I/O card's input 236 // sensitivity. 237 // ------------------------------------------------------------------------ 238 #define SET_SENS_LOCALINIT_BITPOS 15 239 #define SET_SENS_DATA_BITPOS 10 240 #define SET_SENS_CLOCK_BITPOS 8 241 #define SET_SENS_LOADSHIFT_BITPOS 0 242 243 #define SET_SENS_LEFTCHANID 0x00 244 #define SET_SENS_RIGHTCHANID 0x01 245 246 #define K1212SENSUPDATE_DELAY_IN_MS 50 247 248 // -------------------------------------------------------------------------- 249 // WaitRTCTicks 250 // 251 // This function waits the specified number of real time clock ticks. 252 // According to the DDK, each tick is ~0.8 microseconds. 253 // The defines following the function declaration can be used for the 254 // numTicksToWait parameter. 255 // -------------------------------------------------------------------------- 256 #define ONE_RTC_TICK 1 257 #define SENSCLKPULSE_WIDTH 4 258 #define LOADSHIFT_DELAY 4 259 #define INTERCOMMAND_DELAY 40 260 #define STOPCARD_DELAY 300 // max # RTC ticks for the card to stop once we write 261 // the command register. (could be up to 180 us) 262 #define COMMAND_ACK_DELAY 13 // number of RTC ticks to wait for an acknowledgement 263 // from the card after sending a command. 264 265 #include "korg1212-firmware.h" 266 267 enum ClockSourceIndex { 268 K1212_CLKIDX_AdatAt44_1K = 0, // selects source as ADAT at 44.1 kHz 269 K1212_CLKIDX_AdatAt48K, // selects source as ADAT at 48 kHz 270 K1212_CLKIDX_WordAt44_1K, // selects source as S/PDIF at 44.1 kHz 271 K1212_CLKIDX_WordAt48K, // selects source as S/PDIF at 48 kHz 272 K1212_CLKIDX_LocalAt44_1K, // selects source as local clock at 44.1 kHz 273 K1212_CLKIDX_LocalAt48K, // selects source as local clock at 48 kHz 274 K1212_CLKIDX_Invalid // used to check validity of the index 275 }; 276 277 enum ClockSourceType { 278 K1212_CLKIDX_Adat = 0, // selects source as ADAT 279 K1212_CLKIDX_Word, // selects source as S/PDIF 280 K1212_CLKIDX_Local // selects source as local clock 281 }; 282 283 struct KorgAudioFrame { 284 u16 frameData16[k16BitChannels]; /* channels 0-9 use 16 bit samples */ 285 u32 frameData32[k32BitChannels]; /* channels 10-11 use 32 bits - only 20 are sent across S/PDIF */ 286 u32 timeCodeVal; /* holds the ADAT timecode value */ 287 }; 288 289 struct KorgAudioBuffer { 290 struct KorgAudioFrame bufferData[kPlayBufferFrames]; /* buffer definition */ 291 }; 292 293 struct KorgSharedBuffer { 294 #ifdef K1212_LARGEALLOC 295 struct KorgAudioBuffer playDataBufs[kNumBuffers]; 296 struct KorgAudioBuffer recordDataBufs[kNumBuffers]; 297 #endif 298 short volumeData[kAudioChannels]; 299 u32 cardCommand; 300 u16 routeData [kAudioChannels]; 301 u32 AdatTimeCode; // ADAT timecode value 302 }; 303 304 struct SensBits { 305 union { 306 struct { 307 unsigned int leftChanVal:8; 308 unsigned int leftChanId:8; 309 } v; 310 u16 leftSensBits; 311 } l; 312 union { 313 struct { 314 unsigned int rightChanVal:8; 315 unsigned int rightChanId:8; 316 } v; 317 u16 rightSensBits; 318 } r; 319 }; 320 321 struct snd_korg1212 { 322 struct snd_card *card; 323 struct pci_dev *pci; 324 struct snd_pcm *pcm; 325 int irq; 326 327 spinlock_t lock; 328 struct semaphore open_mutex; 329 330 struct timer_list timer; /* timer callback for checking ack of stop request */ 331 int stop_pending_cnt; /* counter for stop pending check */ 332 333 wait_queue_head_t wait; 334 335 unsigned long iomem; 336 unsigned long ioport; 337 unsigned long iomem2; 338 unsigned long irqcount; 339 unsigned long inIRQ; 340 void __iomem *iobase; 341 342 struct snd_dma_buffer dma_dsp; 343 struct snd_dma_buffer dma_play; 344 struct snd_dma_buffer dma_rec; 345 struct snd_dma_buffer dma_shared; 346 347 u32 dspCodeSize; 348 349 u32 DataBufsSize; 350 351 struct KorgAudioBuffer * playDataBufsPtr; 352 struct KorgAudioBuffer * recordDataBufsPtr; 353 354 struct KorgSharedBuffer * sharedBufferPtr; 355 356 u32 RecDataPhy; 357 u32 PlayDataPhy; 358 unsigned long sharedBufferPhy; 359 u32 VolumeTablePhy; 360 u32 RoutingTablePhy; 361 u32 AdatTimeCodePhy; 362 363 u32 __iomem * statusRegPtr; // address of the interrupt status/control register 364 u32 __iomem * outDoorbellPtr; // address of the host->card doorbell register 365 u32 __iomem * inDoorbellPtr; // address of the card->host doorbell register 366 u32 __iomem * mailbox0Ptr; // address of mailbox 0 on the card 367 u32 __iomem * mailbox1Ptr; // address of mailbox 1 on the card 368 u32 __iomem * mailbox2Ptr; // address of mailbox 2 on the card 369 u32 __iomem * mailbox3Ptr; // address of mailbox 3 on the card 370 u32 __iomem * controlRegPtr; // address of the EEPROM, PCI, I/O, Init ctrl reg 371 u16 __iomem * sensRegPtr; // address of the sensitivity setting register 372 u32 __iomem * idRegPtr; // address of the device and vendor ID registers 373 374 size_t periodsize; 375 int channels; 376 int currentBuffer; 377 378 struct snd_pcm_substream *playback_substream; 379 struct snd_pcm_substream *capture_substream; 380 381 pid_t capture_pid; 382 pid_t playback_pid; 383 384 enum CardState cardState; 385 int running; 386 int idleMonitorOn; // indicates whether the card is in idle monitor mode. 387 u32 cmdRetryCount; // tracks how many times we have retried sending to the card. 388 389 enum ClockSourceIndex clkSrcRate; // sample rate and clock source 390 391 enum ClockSourceType clkSource; // clock source 392 int clkRate; // clock rate 393 394 int volumePhase[kAudioChannels]; 395 396 u16 leftADCInSens; // ADC left channel input sensitivity 397 u16 rightADCInSens; // ADC right channel input sensitivity 398 399 int opencnt; // Open/Close count 400 int setcnt; // SetupForPlay count 401 int playcnt; // TriggerPlay count 402 int errorcnt; // Error Count 403 unsigned long totalerrorcnt; // Total Error Count 404 405 int dsp_is_loaded; 406 int dsp_stop_is_processed; 407 408 }; 409 410 MODULE_DESCRIPTION("korg1212"); 411 MODULE_LICENSE("GPL"); 412 MODULE_SUPPORTED_DEVICE("{{KORG,korg1212}}"); 413 414 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ 415 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ 416 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */ 417 418 module_param_array(index, int, NULL, 0444); 419 MODULE_PARM_DESC(index, "Index value for Korg 1212 soundcard."); 420 module_param_array(id, charp, NULL, 0444); 421 MODULE_PARM_DESC(id, "ID string for Korg 1212 soundcard."); 422 module_param_array(enable, bool, NULL, 0444); 423 MODULE_PARM_DESC(enable, "Enable Korg 1212 soundcard."); 424 MODULE_AUTHOR("Haroldo Gamal <gamal@alternex.com.br>"); 425 426 static struct pci_device_id snd_korg1212_ids[] = { 427 { 428 .vendor = 0x10b5, 429 .device = 0x906d, 430 .subvendor = PCI_ANY_ID, 431 .subdevice = PCI_ANY_ID, 432 }, 433 { 0, }, 434 }; 435 436 MODULE_DEVICE_TABLE(pci, snd_korg1212_ids); 437 438 static char *stateName[] = { 439 "Non-existent", 440 "Uninitialized", 441 "DSP download in process", 442 "DSP download complete", 443 "Ready", 444 "Open", 445 "Setup for play", 446 "Playing", 447 "Monitor mode on", 448 "Calibrating", 449 "Invalid" 450 }; 451 452 static char *clockSourceTypeName[] = { "ADAT", "S/PDIF", "local" }; 453 454 static char *clockSourceName[] = { 455 "ADAT at 44.1 kHz", 456 "ADAT at 48 kHz", 457 "S/PDIF at 44.1 kHz", 458 "S/PDIF at 48 kHz", 459 "local clock at 44.1 kHz", 460 "local clock at 48 kHz" 461 }; 462 463 static char *channelName[] = { 464 "ADAT-1", 465 "ADAT-2", 466 "ADAT-3", 467 "ADAT-4", 468 "ADAT-5", 469 "ADAT-6", 470 "ADAT-7", 471 "ADAT-8", 472 "Analog-L", 473 "Analog-R", 474 "SPDIF-L", 475 "SPDIF-R", 476 }; 477 478 static u16 ClockSourceSelector[] = { 479 0x8000, // selects source as ADAT at 44.1 kHz 480 0x0000, // selects source as ADAT at 48 kHz 481 0x8001, // selects source as S/PDIF at 44.1 kHz 482 0x0001, // selects source as S/PDIF at 48 kHz 483 0x8002, // selects source as local clock at 44.1 kHz 484 0x0002 // selects source as local clock at 48 kHz 485 }; 486 487 union swap_u32 { unsigned char c[4]; u32 i; }; 488 489 #ifdef SNDRV_BIG_ENDIAN 490 static u32 LowerWordSwap(u32 swappee) 491 #else 492 static u32 UpperWordSwap(u32 swappee) 493 #endif 494 { 495 union swap_u32 retVal, swapper; 496 497 swapper.i = swappee; 498 retVal.c[2] = swapper.c[3]; 499 retVal.c[3] = swapper.c[2]; 500 retVal.c[1] = swapper.c[1]; 501 retVal.c[0] = swapper.c[0]; 502 503 return retVal.i; 504 } 505 506 #ifdef SNDRV_BIG_ENDIAN 507 static u32 UpperWordSwap(u32 swappee) 508 #else 509 static u32 LowerWordSwap(u32 swappee) 510 #endif 511 { 512 union swap_u32 retVal, swapper; 513 514 swapper.i = swappee; 515 retVal.c[2] = swapper.c[2]; 516 retVal.c[3] = swapper.c[3]; 517 retVal.c[1] = swapper.c[0]; 518 retVal.c[0] = swapper.c[1]; 519 520 return retVal.i; 521 } 522 523 #define SetBitInWord(theWord,bitPosition) (*theWord) |= (0x0001 << bitPosition) 524 #define SetBitInDWord(theWord,bitPosition) (*theWord) |= (0x00000001 << bitPosition) 525 #define ClearBitInWord(theWord,bitPosition) (*theWord) &= ~(0x0001 << bitPosition) 526 #define ClearBitInDWord(theWord,bitPosition) (*theWord) &= ~(0x00000001 << bitPosition) 527 528 static int snd_korg1212_Send1212Command(struct snd_korg1212 *korg1212, 529 enum korg1212_dbcnst doorbellVal, 530 u32 mailBox0Val, u32 mailBox1Val, 531 u32 mailBox2Val, u32 mailBox3Val) 532 { 533 u32 retryCount; 534 u16 mailBox3Lo; 535 int rc = K1212_CMDRET_Success; 536 537 if (!korg1212->outDoorbellPtr) { 538 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: CardUninitialized\n"); 539 return K1212_CMDRET_CardUninitialized; 540 } 541 542 K1212_DEBUG_PRINTK("K1212_DEBUG: Card <- 0x%08x 0x%08x [%s]\n", 543 doorbellVal, mailBox0Val, stateName[korg1212->cardState]); 544 for (retryCount = 0; retryCount < MAX_COMMAND_RETRIES; retryCount++) { 545 writel(mailBox3Val, korg1212->mailbox3Ptr); 546 writel(mailBox2Val, korg1212->mailbox2Ptr); 547 writel(mailBox1Val, korg1212->mailbox1Ptr); 548 writel(mailBox0Val, korg1212->mailbox0Ptr); 549 writel(doorbellVal, korg1212->outDoorbellPtr); // interrupt the card 550 551 // -------------------------------------------------------------- 552 // the reboot command will not give an acknowledgement. 553 // -------------------------------------------------------------- 554 if ( doorbellVal == K1212_DB_RebootCard || 555 doorbellVal == K1212_DB_BootFromDSPPage4 || 556 doorbellVal == K1212_DB_StartDSPDownload ) { 557 rc = K1212_CMDRET_Success; 558 break; 559 } 560 561 // -------------------------------------------------------------- 562 // See if the card acknowledged the command. Wait a bit, then 563 // read in the low word of mailbox3. If the MSB is set and the 564 // low byte is equal to the doorbell value, then it ack'd. 565 // -------------------------------------------------------------- 566 udelay(COMMAND_ACK_DELAY); 567 mailBox3Lo = readl(korg1212->mailbox3Ptr); 568 if (mailBox3Lo & COMMAND_ACK_MASK) { 569 if ((mailBox3Lo & DOORBELL_VAL_MASK) == (doorbellVal & DOORBELL_VAL_MASK)) { 570 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: Card <- Success\n"); 571 rc = K1212_CMDRET_Success; 572 break; 573 } 574 } 575 } 576 korg1212->cmdRetryCount += retryCount; 577 578 if (retryCount >= MAX_COMMAND_RETRIES) { 579 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: Card <- NoAckFromCard\n"); 580 rc = K1212_CMDRET_NoAckFromCard; 581 } 582 583 return rc; 584 } 585 586 /* spinlock already held */ 587 static void snd_korg1212_SendStop(struct snd_korg1212 *korg1212) 588 { 589 if (! korg1212->stop_pending_cnt) { 590 korg1212->sharedBufferPtr->cardCommand = 0xffffffff; 591 /* program the timer */ 592 korg1212->stop_pending_cnt = HZ; 593 korg1212->timer.expires = jiffies + 1; 594 add_timer(&korg1212->timer); 595 } 596 } 597 598 static void snd_korg1212_SendStopAndWait(struct snd_korg1212 *korg1212) 599 { 600 unsigned long flags; 601 spin_lock_irqsave(&korg1212->lock, flags); 602 korg1212->dsp_stop_is_processed = 0; 603 snd_korg1212_SendStop(korg1212); 604 spin_unlock_irqrestore(&korg1212->lock, flags); 605 wait_event_timeout(korg1212->wait, korg1212->dsp_stop_is_processed, (HZ * 3) / 2); 606 } 607 608 /* timer callback for checking the ack of stop request */ 609 static void snd_korg1212_timer_func(unsigned long data) 610 { 611 struct snd_korg1212 *korg1212 = (struct snd_korg1212 *) data; 612 unsigned long flags; 613 614 spin_lock_irqsave(&korg1212->lock, flags); 615 if (korg1212->sharedBufferPtr->cardCommand == 0) { 616 /* ack'ed */ 617 korg1212->stop_pending_cnt = 0; 618 korg1212->dsp_stop_is_processed = 1; 619 wake_up(&korg1212->wait); 620 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: Stop ack'ed [%s]\n", 621 stateName[korg1212->cardState]); 622 } else { 623 if (--korg1212->stop_pending_cnt > 0) { 624 /* reprogram timer */ 625 korg1212->timer.expires = jiffies + 1; 626 add_timer(&korg1212->timer); 627 } else { 628 snd_printd("korg1212_timer_func timeout\n"); 629 korg1212->sharedBufferPtr->cardCommand = 0; 630 korg1212->dsp_stop_is_processed = 1; 631 wake_up(&korg1212->wait); 632 K1212_DEBUG_PRINTK("K1212_DEBUG: Stop timeout [%s]\n", 633 stateName[korg1212->cardState]); 634 } 635 } 636 spin_unlock_irqrestore(&korg1212->lock, flags); 637 } 638 639 static int snd_korg1212_TurnOnIdleMonitor(struct snd_korg1212 *korg1212) 640 { 641 unsigned long flags; 642 int rc; 643 644 udelay(INTERCOMMAND_DELAY); 645 spin_lock_irqsave(&korg1212->lock, flags); 646 korg1212->idleMonitorOn = 1; 647 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 648 K1212_MODE_MonitorOn, 0, 0, 0); 649 spin_unlock_irqrestore(&korg1212->lock, flags); 650 return rc; 651 } 652 653 static void snd_korg1212_TurnOffIdleMonitor(struct snd_korg1212 *korg1212) 654 { 655 if (korg1212->idleMonitorOn) { 656 snd_korg1212_SendStopAndWait(korg1212); 657 korg1212->idleMonitorOn = 0; 658 } 659 } 660 661 static inline void snd_korg1212_setCardState(struct snd_korg1212 * korg1212, enum CardState csState) 662 { 663 korg1212->cardState = csState; 664 } 665 666 static int snd_korg1212_OpenCard(struct snd_korg1212 * korg1212) 667 { 668 K1212_DEBUG_PRINTK("K1212_DEBUG: OpenCard [%s] %d\n", 669 stateName[korg1212->cardState], korg1212->opencnt); 670 down(&korg1212->open_mutex); 671 if (korg1212->opencnt++ == 0) { 672 snd_korg1212_TurnOffIdleMonitor(korg1212); 673 snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN); 674 } 675 676 up(&korg1212->open_mutex); 677 return 1; 678 } 679 680 static int snd_korg1212_CloseCard(struct snd_korg1212 * korg1212) 681 { 682 K1212_DEBUG_PRINTK("K1212_DEBUG: CloseCard [%s] %d\n", 683 stateName[korg1212->cardState], korg1212->opencnt); 684 685 down(&korg1212->open_mutex); 686 if (--(korg1212->opencnt)) { 687 up(&korg1212->open_mutex); 688 return 0; 689 } 690 691 if (korg1212->cardState == K1212_STATE_SETUP) { 692 int rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 693 K1212_MODE_StopPlay, 0, 0, 0); 694 if (rc) 695 K1212_DEBUG_PRINTK("K1212_DEBUG: CloseCard - RC = %d [%s]\n", 696 rc, stateName[korg1212->cardState]); 697 if (rc != K1212_CMDRET_Success) { 698 up(&korg1212->open_mutex); 699 return 0; 700 } 701 } else if (korg1212->cardState > K1212_STATE_SETUP) { 702 snd_korg1212_SendStopAndWait(korg1212); 703 } 704 705 if (korg1212->cardState > K1212_STATE_READY) { 706 snd_korg1212_TurnOnIdleMonitor(korg1212); 707 snd_korg1212_setCardState(korg1212, K1212_STATE_READY); 708 } 709 710 up(&korg1212->open_mutex); 711 return 0; 712 } 713 714 /* spinlock already held */ 715 static int snd_korg1212_SetupForPlay(struct snd_korg1212 * korg1212) 716 { 717 int rc; 718 719 K1212_DEBUG_PRINTK("K1212_DEBUG: SetupForPlay [%s] %d\n", 720 stateName[korg1212->cardState], korg1212->setcnt); 721 722 if (korg1212->setcnt++) 723 return 0; 724 725 snd_korg1212_setCardState(korg1212, K1212_STATE_SETUP); 726 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 727 K1212_MODE_SetupPlay, 0, 0, 0); 728 if (rc) 729 K1212_DEBUG_PRINTK("K1212_DEBUG: SetupForPlay - RC = %d [%s]\n", 730 rc, stateName[korg1212->cardState]); 731 if (rc != K1212_CMDRET_Success) { 732 return 1; 733 } 734 return 0; 735 } 736 737 /* spinlock already held */ 738 static int snd_korg1212_TriggerPlay(struct snd_korg1212 * korg1212) 739 { 740 int rc; 741 742 K1212_DEBUG_PRINTK("K1212_DEBUG: TriggerPlay [%s] %d\n", 743 stateName[korg1212->cardState], korg1212->playcnt); 744 745 if (korg1212->playcnt++) 746 return 0; 747 748 snd_korg1212_setCardState(korg1212, K1212_STATE_PLAYING); 749 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_TriggerPlay, 0, 0, 0, 0); 750 if (rc) 751 K1212_DEBUG_PRINTK("K1212_DEBUG: TriggerPlay - RC = %d [%s]\n", 752 rc, stateName[korg1212->cardState]); 753 if (rc != K1212_CMDRET_Success) { 754 return 1; 755 } 756 return 0; 757 } 758 759 /* spinlock already held */ 760 static int snd_korg1212_StopPlay(struct snd_korg1212 * korg1212) 761 { 762 K1212_DEBUG_PRINTK("K1212_DEBUG: StopPlay [%s] %d\n", 763 stateName[korg1212->cardState], korg1212->playcnt); 764 765 if (--(korg1212->playcnt)) 766 return 0; 767 768 korg1212->setcnt = 0; 769 770 if (korg1212->cardState != K1212_STATE_ERRORSTOP) 771 snd_korg1212_SendStop(korg1212); 772 773 snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN); 774 return 0; 775 } 776 777 static void snd_korg1212_EnableCardInterrupts(struct snd_korg1212 * korg1212) 778 { 779 writel(PCI_INT_ENABLE_BIT | 780 PCI_DOORBELL_INT_ENABLE_BIT | 781 LOCAL_INT_ENABLE_BIT | 782 LOCAL_DOORBELL_INT_ENABLE_BIT | 783 LOCAL_DMA1_INT_ENABLE_BIT, 784 korg1212->statusRegPtr); 785 } 786 787 #if 0 /* not used */ 788 789 static int snd_korg1212_SetMonitorMode(struct snd_korg1212 *korg1212, 790 enum MonitorModeSelector mode) 791 { 792 K1212_DEBUG_PRINTK("K1212_DEBUG: SetMonitorMode [%s]\n", 793 stateName[korg1212->cardState]); 794 795 switch (mode) { 796 case K1212_MONMODE_Off: 797 if (korg1212->cardState != K1212_STATE_MONITOR) 798 return 0; 799 else { 800 snd_korg1212_SendStopAndWait(korg1212); 801 snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN); 802 } 803 break; 804 805 case K1212_MONMODE_On: 806 if (korg1212->cardState != K1212_STATE_OPEN) 807 return 0; 808 else { 809 int rc; 810 snd_korg1212_setCardState(korg1212, K1212_STATE_MONITOR); 811 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 812 K1212_MODE_MonitorOn, 0, 0, 0); 813 if (rc != K1212_CMDRET_Success) 814 return 0; 815 } 816 break; 817 818 default: 819 return 0; 820 } 821 822 return 1; 823 } 824 825 #endif /* not used */ 826 827 static inline int snd_korg1212_use_is_exclusive(struct snd_korg1212 *korg1212) 828 { 829 if (korg1212->playback_pid != korg1212->capture_pid && 830 korg1212->playback_pid >= 0 && korg1212->capture_pid >= 0) 831 return 0; 832 833 return 1; 834 } 835 836 static int snd_korg1212_SetRate(struct snd_korg1212 *korg1212, int rate) 837 { 838 static enum ClockSourceIndex s44[] = { 839 K1212_CLKIDX_AdatAt44_1K, 840 K1212_CLKIDX_WordAt44_1K, 841 K1212_CLKIDX_LocalAt44_1K 842 }; 843 static enum ClockSourceIndex s48[] = { 844 K1212_CLKIDX_AdatAt48K, 845 K1212_CLKIDX_WordAt48K, 846 K1212_CLKIDX_LocalAt48K 847 }; 848 int parm, rc; 849 850 if (!snd_korg1212_use_is_exclusive (korg1212)) 851 return -EBUSY; 852 853 switch (rate) { 854 case 44100: 855 parm = s44[korg1212->clkSource]; 856 break; 857 858 case 48000: 859 parm = s48[korg1212->clkSource]; 860 break; 861 862 default: 863 return -EINVAL; 864 } 865 866 korg1212->clkSrcRate = parm; 867 korg1212->clkRate = rate; 868 869 udelay(INTERCOMMAND_DELAY); 870 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SetClockSourceRate, 871 ClockSourceSelector[korg1212->clkSrcRate], 872 0, 0, 0); 873 if (rc) 874 K1212_DEBUG_PRINTK("K1212_DEBUG: Set Clock Source Selector - RC = %d [%s]\n", 875 rc, stateName[korg1212->cardState]); 876 877 return 0; 878 } 879 880 static int snd_korg1212_SetClockSource(struct snd_korg1212 *korg1212, int source) 881 { 882 883 if (source < 0 || source > 2) 884 return -EINVAL; 885 886 korg1212->clkSource = source; 887 888 snd_korg1212_SetRate(korg1212, korg1212->clkRate); 889 890 return 0; 891 } 892 893 static void snd_korg1212_DisableCardInterrupts(struct snd_korg1212 *korg1212) 894 { 895 writel(0, korg1212->statusRegPtr); 896 } 897 898 static int snd_korg1212_WriteADCSensitivity(struct snd_korg1212 *korg1212) 899 { 900 struct SensBits sensVals; 901 int bitPosition; 902 int channel; 903 int clkIs48K; 904 int monModeSet; 905 u16 controlValue; // this keeps the current value to be written to 906 // the card's eeprom control register. 907 u16 count; 908 unsigned long flags; 909 910 K1212_DEBUG_PRINTK("K1212_DEBUG: WriteADCSensivity [%s]\n", 911 stateName[korg1212->cardState]); 912 913 // ---------------------------------------------------------------------------- 914 // initialize things. The local init bit is always set when writing to the 915 // card's control register. 916 // ---------------------------------------------------------------------------- 917 controlValue = 0; 918 SetBitInWord(&controlValue, SET_SENS_LOCALINIT_BITPOS); // init the control value 919 920 // ---------------------------------------------------------------------------- 921 // make sure the card is not in monitor mode when we do this update. 922 // ---------------------------------------------------------------------------- 923 if (korg1212->cardState == K1212_STATE_MONITOR || korg1212->idleMonitorOn) { 924 monModeSet = 1; 925 snd_korg1212_SendStopAndWait(korg1212); 926 } else 927 monModeSet = 0; 928 929 spin_lock_irqsave(&korg1212->lock, flags); 930 931 // ---------------------------------------------------------------------------- 932 // we are about to send new values to the card, so clear the new values queued 933 // flag. Also, clear out mailbox 3, so we don't lockup. 934 // ---------------------------------------------------------------------------- 935 writel(0, korg1212->mailbox3Ptr); 936 udelay(LOADSHIFT_DELAY); 937 938 // ---------------------------------------------------------------------------- 939 // determine whether we are running a 48K or 44.1K clock. This info is used 940 // later when setting the SPDIF FF after the volume has been shifted in. 941 // ---------------------------------------------------------------------------- 942 switch (korg1212->clkSrcRate) { 943 case K1212_CLKIDX_AdatAt44_1K: 944 case K1212_CLKIDX_WordAt44_1K: 945 case K1212_CLKIDX_LocalAt44_1K: 946 clkIs48K = 0; 947 break; 948 949 case K1212_CLKIDX_WordAt48K: 950 case K1212_CLKIDX_AdatAt48K: 951 case K1212_CLKIDX_LocalAt48K: 952 default: 953 clkIs48K = 1; 954 break; 955 } 956 957 // ---------------------------------------------------------------------------- 958 // start the update. Setup the bit structure and then shift the bits. 959 // ---------------------------------------------------------------------------- 960 sensVals.l.v.leftChanId = SET_SENS_LEFTCHANID; 961 sensVals.r.v.rightChanId = SET_SENS_RIGHTCHANID; 962 sensVals.l.v.leftChanVal = korg1212->leftADCInSens; 963 sensVals.r.v.rightChanVal = korg1212->rightADCInSens; 964 965 // ---------------------------------------------------------------------------- 966 // now start shifting the bits in. Start with the left channel then the right. 967 // ---------------------------------------------------------------------------- 968 for (channel = 0; channel < 2; channel++) { 969 970 // ---------------------------------------------------------------------------- 971 // Bring the load/shift line low, then wait - the spec says >150ns from load/ 972 // shift low to the first rising edge of the clock. 973 // ---------------------------------------------------------------------------- 974 ClearBitInWord(&controlValue, SET_SENS_LOADSHIFT_BITPOS); 975 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); 976 writew(controlValue, korg1212->sensRegPtr); // load/shift goes low 977 udelay(LOADSHIFT_DELAY); 978 979 for (bitPosition = 15; bitPosition >= 0; bitPosition--) { // for all the bits 980 if (channel == 0) { 981 if (sensVals.l.leftSensBits & (0x0001 << bitPosition)) 982 SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set high 983 else 984 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set low 985 } else { 986 if (sensVals.r.rightSensBits & (0x0001 << bitPosition)) 987 SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set high 988 else 989 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set low 990 } 991 992 ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 993 writew(controlValue, korg1212->sensRegPtr); // clock goes low 994 udelay(SENSCLKPULSE_WIDTH); 995 SetBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 996 writew(controlValue, korg1212->sensRegPtr); // clock goes high 997 udelay(SENSCLKPULSE_WIDTH); 998 } 999 1000 // ---------------------------------------------------------------------------- 1001 // finish up SPDIF for left. Bring the load/shift line high, then write a one 1002 // bit if the clock rate is 48K otherwise write 0. 1003 // ---------------------------------------------------------------------------- 1004 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); 1005 ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 1006 SetBitInWord(&controlValue, SET_SENS_LOADSHIFT_BITPOS); 1007 writew(controlValue, korg1212->sensRegPtr); // load shift goes high - clk low 1008 udelay(SENSCLKPULSE_WIDTH); 1009 1010 if (clkIs48K) 1011 SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS); 1012 1013 writew(controlValue, korg1212->sensRegPtr); // set/clear data bit 1014 udelay(ONE_RTC_TICK); 1015 SetBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 1016 writew(controlValue, korg1212->sensRegPtr); // clock goes high 1017 udelay(SENSCLKPULSE_WIDTH); 1018 ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 1019 writew(controlValue, korg1212->sensRegPtr); // clock goes low 1020 udelay(SENSCLKPULSE_WIDTH); 1021 } 1022 1023 // ---------------------------------------------------------------------------- 1024 // The update is complete. Set a timeout. This is the inter-update delay. 1025 // Also, if the card was in monitor mode, restore it. 1026 // ---------------------------------------------------------------------------- 1027 for (count = 0; count < 10; count++) 1028 udelay(SENSCLKPULSE_WIDTH); 1029 1030 if (monModeSet) { 1031 int rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 1032 K1212_MODE_MonitorOn, 0, 0, 0); 1033 if (rc) 1034 K1212_DEBUG_PRINTK("K1212_DEBUG: WriteADCSensivity - RC = %d [%s]\n", 1035 rc, stateName[korg1212->cardState]); 1036 } 1037 1038 spin_unlock_irqrestore(&korg1212->lock, flags); 1039 1040 return 1; 1041 } 1042 1043 static void snd_korg1212_OnDSPDownloadComplete(struct snd_korg1212 *korg1212) 1044 { 1045 int channel, rc; 1046 1047 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP download is complete. [%s]\n", 1048 stateName[korg1212->cardState]); 1049 1050 // ---------------------------------------------------- 1051 // tell the card to boot 1052 // ---------------------------------------------------- 1053 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_BootFromDSPPage4, 0, 0, 0, 0); 1054 1055 if (rc) 1056 K1212_DEBUG_PRINTK("K1212_DEBUG: Boot from Page 4 - RC = %d [%s]\n", 1057 rc, stateName[korg1212->cardState]); 1058 msleep(DSP_BOOT_DELAY_IN_MS); 1059 1060 // -------------------------------------------------------------------------------- 1061 // Let the card know where all the buffers are. 1062 // -------------------------------------------------------------------------------- 1063 rc = snd_korg1212_Send1212Command(korg1212, 1064 K1212_DB_ConfigureBufferMemory, 1065 LowerWordSwap(korg1212->PlayDataPhy), 1066 LowerWordSwap(korg1212->RecDataPhy), 1067 ((kNumBuffers * kPlayBufferFrames) / 2), // size given to the card 1068 // is based on 2 buffers 1069 0 1070 ); 1071 1072 if (rc) 1073 K1212_DEBUG_PRINTK("K1212_DEBUG: Configure Buffer Memory - RC = %d [%s]\n", 1074 rc, stateName[korg1212->cardState]); 1075 1076 udelay(INTERCOMMAND_DELAY); 1077 1078 rc = snd_korg1212_Send1212Command(korg1212, 1079 K1212_DB_ConfigureMiscMemory, 1080 LowerWordSwap(korg1212->VolumeTablePhy), 1081 LowerWordSwap(korg1212->RoutingTablePhy), 1082 LowerWordSwap(korg1212->AdatTimeCodePhy), 1083 0 1084 ); 1085 1086 if (rc) 1087 K1212_DEBUG_PRINTK("K1212_DEBUG: Configure Misc Memory - RC = %d [%s]\n", 1088 rc, stateName[korg1212->cardState]); 1089 1090 // -------------------------------------------------------------------------------- 1091 // Initialize the routing and volume tables, then update the card's state. 1092 // -------------------------------------------------------------------------------- 1093 udelay(INTERCOMMAND_DELAY); 1094 1095 for (channel = 0; channel < kAudioChannels; channel++) { 1096 korg1212->sharedBufferPtr->volumeData[channel] = k1212MaxVolume; 1097 //korg1212->sharedBufferPtr->routeData[channel] = channel; 1098 korg1212->sharedBufferPtr->routeData[channel] = 8 + (channel & 1); 1099 } 1100 1101 snd_korg1212_WriteADCSensitivity(korg1212); 1102 1103 udelay(INTERCOMMAND_DELAY); 1104 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SetClockSourceRate, 1105 ClockSourceSelector[korg1212->clkSrcRate], 1106 0, 0, 0); 1107 if (rc) 1108 K1212_DEBUG_PRINTK("K1212_DEBUG: Set Clock Source Selector - RC = %d [%s]\n", 1109 rc, stateName[korg1212->cardState]); 1110 1111 rc = snd_korg1212_TurnOnIdleMonitor(korg1212); 1112 snd_korg1212_setCardState(korg1212, K1212_STATE_READY); 1113 1114 if (rc) 1115 K1212_DEBUG_PRINTK("K1212_DEBUG: Set Monitor On - RC = %d [%s]\n", 1116 rc, stateName[korg1212->cardState]); 1117 1118 snd_korg1212_setCardState(korg1212, K1212_STATE_DSP_COMPLETE); 1119 } 1120 1121 static irqreturn_t snd_korg1212_interrupt(int irq, void *dev_id, struct pt_regs *regs) 1122 { 1123 u32 doorbellValue; 1124 struct snd_korg1212 *korg1212 = dev_id; 1125 1126 if(irq != korg1212->irq) 1127 return IRQ_NONE; 1128 1129 doorbellValue = readl(korg1212->inDoorbellPtr); 1130 1131 if (!doorbellValue) 1132 return IRQ_NONE; 1133 1134 spin_lock(&korg1212->lock); 1135 1136 writel(doorbellValue, korg1212->inDoorbellPtr); 1137 1138 korg1212->irqcount++; 1139 1140 korg1212->inIRQ++; 1141 1142 1143 switch (doorbellValue) { 1144 case K1212_DB_DSPDownloadDone: 1145 K1212_DEBUG_PRINTK("K1212_DEBUG: IRQ DNLD count - %ld, %x, [%s].\n", 1146 korg1212->irqcount, doorbellValue, 1147 stateName[korg1212->cardState]); 1148 if (korg1212->cardState == K1212_STATE_DSP_IN_PROCESS) { 1149 korg1212->dsp_is_loaded = 1; 1150 wake_up(&korg1212->wait); 1151 } 1152 break; 1153 1154 // ------------------------------------------------------------------------ 1155 // an error occurred - stop the card 1156 // ------------------------------------------------------------------------ 1157 case K1212_DB_DMAERROR: 1158 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: IRQ DMAE count - %ld, %x, [%s].\n", 1159 korg1212->irqcount, doorbellValue, 1160 stateName[korg1212->cardState]); 1161 snd_printk(KERN_ERR "korg1212: DMA Error\n"); 1162 korg1212->errorcnt++; 1163 korg1212->totalerrorcnt++; 1164 korg1212->sharedBufferPtr->cardCommand = 0; 1165 snd_korg1212_setCardState(korg1212, K1212_STATE_ERRORSTOP); 1166 break; 1167 1168 // ------------------------------------------------------------------------ 1169 // the card has stopped by our request. Clear the command word and signal 1170 // the semaphore in case someone is waiting for this. 1171 // ------------------------------------------------------------------------ 1172 case K1212_DB_CARDSTOPPED: 1173 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: IRQ CSTP count - %ld, %x, [%s].\n", 1174 korg1212->irqcount, doorbellValue, 1175 stateName[korg1212->cardState]); 1176 korg1212->sharedBufferPtr->cardCommand = 0; 1177 break; 1178 1179 default: 1180 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: IRQ DFLT count - %ld, %x, cpos=%d [%s].\n", 1181 korg1212->irqcount, doorbellValue, 1182 korg1212->currentBuffer, stateName[korg1212->cardState]); 1183 if ((korg1212->cardState > K1212_STATE_SETUP) || korg1212->idleMonitorOn) { 1184 korg1212->currentBuffer++; 1185 1186 if (korg1212->currentBuffer >= kNumBuffers) 1187 korg1212->currentBuffer = 0; 1188 1189 if (!korg1212->running) 1190 break; 1191 1192 if (korg1212->capture_substream) { 1193 spin_unlock(&korg1212->lock); 1194 snd_pcm_period_elapsed(korg1212->capture_substream); 1195 spin_lock(&korg1212->lock); 1196 } 1197 1198 if (korg1212->playback_substream) { 1199 spin_unlock(&korg1212->lock); 1200 snd_pcm_period_elapsed(korg1212->playback_substream); 1201 spin_lock(&korg1212->lock); 1202 } 1203 } 1204 break; 1205 } 1206 1207 korg1212->inIRQ--; 1208 1209 spin_unlock(&korg1212->lock); 1210 1211 return IRQ_HANDLED; 1212 } 1213 1214 static int snd_korg1212_downloadDSPCode(struct snd_korg1212 *korg1212) 1215 { 1216 int rc; 1217 1218 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP download is starting... [%s]\n", 1219 stateName[korg1212->cardState]); 1220 1221 // --------------------------------------------------------------- 1222 // verify the state of the card before proceeding. 1223 // --------------------------------------------------------------- 1224 if (korg1212->cardState >= K1212_STATE_DSP_IN_PROCESS) 1225 return 1; 1226 1227 snd_korg1212_setCardState(korg1212, K1212_STATE_DSP_IN_PROCESS); 1228 1229 memcpy(korg1212->dma_dsp.area, dspCode, korg1212->dspCodeSize); 1230 1231 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_StartDSPDownload, 1232 UpperWordSwap(korg1212->dma_dsp.addr), 1233 0, 0, 0); 1234 if (rc) 1235 K1212_DEBUG_PRINTK("K1212_DEBUG: Start DSP Download RC = %d [%s]\n", 1236 rc, stateName[korg1212->cardState]); 1237 1238 korg1212->dsp_is_loaded = 0; 1239 wait_event_timeout(korg1212->wait, korg1212->dsp_is_loaded, HZ * CARD_BOOT_TIMEOUT); 1240 if (! korg1212->dsp_is_loaded ) 1241 return -EBUSY; /* timeout */ 1242 1243 snd_korg1212_OnDSPDownloadComplete(korg1212); 1244 1245 return 0; 1246 } 1247 1248 static struct snd_pcm_hardware snd_korg1212_playback_info = 1249 { 1250 .info = (SNDRV_PCM_INFO_MMAP | 1251 SNDRV_PCM_INFO_MMAP_VALID | 1252 SNDRV_PCM_INFO_INTERLEAVED), 1253 .formats = SNDRV_PCM_FMTBIT_S16_LE, 1254 .rates = (SNDRV_PCM_RATE_44100 | 1255 SNDRV_PCM_RATE_48000), 1256 .rate_min = 44100, 1257 .rate_max = 48000, 1258 .channels_min = K1212_MIN_CHANNELS, 1259 .channels_max = K1212_MAX_CHANNELS, 1260 .buffer_bytes_max = K1212_MAX_BUF_SIZE, 1261 .period_bytes_min = K1212_MIN_CHANNELS * 2 * kPlayBufferFrames, 1262 .period_bytes_max = K1212_MAX_CHANNELS * 2 * kPlayBufferFrames, 1263 .periods_min = K1212_PERIODS, 1264 .periods_max = K1212_PERIODS, 1265 .fifo_size = 0, 1266 }; 1267 1268 static struct snd_pcm_hardware snd_korg1212_capture_info = 1269 { 1270 .info = (SNDRV_PCM_INFO_MMAP | 1271 SNDRV_PCM_INFO_MMAP_VALID | 1272 SNDRV_PCM_INFO_INTERLEAVED), 1273 .formats = SNDRV_PCM_FMTBIT_S16_LE, 1274 .rates = (SNDRV_PCM_RATE_44100 | 1275 SNDRV_PCM_RATE_48000), 1276 .rate_min = 44100, 1277 .rate_max = 48000, 1278 .channels_min = K1212_MIN_CHANNELS, 1279 .channels_max = K1212_MAX_CHANNELS, 1280 .buffer_bytes_max = K1212_MAX_BUF_SIZE, 1281 .period_bytes_min = K1212_MIN_CHANNELS * 2 * kPlayBufferFrames, 1282 .period_bytes_max = K1212_MAX_CHANNELS * 2 * kPlayBufferFrames, 1283 .periods_min = K1212_PERIODS, 1284 .periods_max = K1212_PERIODS, 1285 .fifo_size = 0, 1286 }; 1287 1288 static int snd_korg1212_silence(struct snd_korg1212 *korg1212, int pos, int count, int offset, int size) 1289 { 1290 struct KorgAudioFrame * dst = korg1212->playDataBufsPtr[0].bufferData + pos; 1291 int i; 1292 1293 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_silence pos=%d offset=%d size=%d count=%d\n", 1294 pos, offset, size, count); 1295 snd_assert(pos + count <= K1212_MAX_SAMPLES, return -EINVAL); 1296 1297 for (i=0; i < count; i++) { 1298 #if K1212_DEBUG_LEVEL > 0 1299 if ( (void *) dst < (void *) korg1212->playDataBufsPtr || 1300 (void *) dst > (void *) korg1212->playDataBufsPtr[8].bufferData ) { 1301 printk(KERN_DEBUG "K1212_DEBUG: snd_korg1212_silence KERNEL EFAULT dst=%p iter=%d\n", 1302 dst, i); 1303 return -EFAULT; 1304 } 1305 #endif 1306 memset((void*) dst + offset, 0, size); 1307 dst++; 1308 } 1309 1310 return 0; 1311 } 1312 1313 static int snd_korg1212_copy_to(struct snd_korg1212 *korg1212, void __user *dst, int pos, int count, int offset, int size) 1314 { 1315 struct KorgAudioFrame * src = korg1212->recordDataBufsPtr[0].bufferData + pos; 1316 int i, rc; 1317 1318 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_copy_to pos=%d offset=%d size=%d\n", 1319 pos, offset, size); 1320 snd_assert(pos + count <= K1212_MAX_SAMPLES, return -EINVAL); 1321 1322 for (i=0; i < count; i++) { 1323 #if K1212_DEBUG_LEVEL > 0 1324 if ( (void *) src < (void *) korg1212->recordDataBufsPtr || 1325 (void *) src > (void *) korg1212->recordDataBufsPtr[8].bufferData ) { 1326 printk(KERN_DEBUG "K1212_DEBUG: snd_korg1212_copy_to KERNEL EFAULT, src=%p dst=%p iter=%d\n", src, dst, i); 1327 return -EFAULT; 1328 } 1329 #endif 1330 rc = copy_to_user(dst + offset, src, size); 1331 if (rc) { 1332 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_copy_to USER EFAULT src=%p dst=%p iter=%d\n", src, dst, i); 1333 return -EFAULT; 1334 } 1335 src++; 1336 dst += size; 1337 } 1338 1339 return 0; 1340 } 1341 1342 static int snd_korg1212_copy_from(struct snd_korg1212 *korg1212, void __user *src, int pos, int count, int offset, int size) 1343 { 1344 struct KorgAudioFrame * dst = korg1212->playDataBufsPtr[0].bufferData + pos; 1345 int i, rc; 1346 1347 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_copy_from pos=%d offset=%d size=%d count=%d\n", 1348 pos, offset, size, count); 1349 1350 snd_assert(pos + count <= K1212_MAX_SAMPLES, return -EINVAL); 1351 1352 for (i=0; i < count; i++) { 1353 #if K1212_DEBUG_LEVEL > 0 1354 if ( (void *) dst < (void *) korg1212->playDataBufsPtr || 1355 (void *) dst > (void *) korg1212->playDataBufsPtr[8].bufferData ) { 1356 printk(KERN_DEBUG "K1212_DEBUG: snd_korg1212_copy_from KERNEL EFAULT, src=%p dst=%p iter=%d\n", src, dst, i); 1357 return -EFAULT; 1358 } 1359 #endif 1360 rc = copy_from_user((void*) dst + offset, src, size); 1361 if (rc) { 1362 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_copy_from USER EFAULT src=%p dst=%p iter=%d\n", src, dst, i); 1363 return -EFAULT; 1364 } 1365 dst++; 1366 src += size; 1367 } 1368 1369 return 0; 1370 } 1371 1372 static void snd_korg1212_free_pcm(struct snd_pcm *pcm) 1373 { 1374 struct snd_korg1212 *korg1212 = pcm->private_data; 1375 1376 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_free_pcm [%s]\n", 1377 stateName[korg1212->cardState]); 1378 1379 korg1212->pcm = NULL; 1380 } 1381 1382 static int snd_korg1212_playback_open(struct snd_pcm_substream *substream) 1383 { 1384 unsigned long flags; 1385 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1386 struct snd_pcm_runtime *runtime = substream->runtime; 1387 1388 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_playback_open [%s]\n", 1389 stateName[korg1212->cardState]); 1390 1391 snd_pcm_set_sync(substream); // ??? 1392 1393 snd_korg1212_OpenCard(korg1212); 1394 1395 runtime->hw = snd_korg1212_playback_info; 1396 snd_pcm_set_runtime_buffer(substream, &korg1212->dma_play); 1397 1398 spin_lock_irqsave(&korg1212->lock, flags); 1399 1400 korg1212->playback_substream = substream; 1401 korg1212->playback_pid = current->pid; 1402 korg1212->periodsize = K1212_PERIODS; 1403 korg1212->channels = K1212_CHANNELS; 1404 korg1212->errorcnt = 0; 1405 1406 spin_unlock_irqrestore(&korg1212->lock, flags); 1407 1408 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, kPlayBufferFrames, kPlayBufferFrames); 1409 return 0; 1410 } 1411 1412 1413 static int snd_korg1212_capture_open(struct snd_pcm_substream *substream) 1414 { 1415 unsigned long flags; 1416 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1417 struct snd_pcm_runtime *runtime = substream->runtime; 1418 1419 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_capture_open [%s]\n", 1420 stateName[korg1212->cardState]); 1421 1422 snd_pcm_set_sync(substream); 1423 1424 snd_korg1212_OpenCard(korg1212); 1425 1426 runtime->hw = snd_korg1212_capture_info; 1427 snd_pcm_set_runtime_buffer(substream, &korg1212->dma_rec); 1428 1429 spin_lock_irqsave(&korg1212->lock, flags); 1430 1431 korg1212->capture_substream = substream; 1432 korg1212->capture_pid = current->pid; 1433 korg1212->periodsize = K1212_PERIODS; 1434 korg1212->channels = K1212_CHANNELS; 1435 1436 spin_unlock_irqrestore(&korg1212->lock, flags); 1437 1438 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, 1439 kPlayBufferFrames, kPlayBufferFrames); 1440 return 0; 1441 } 1442 1443 static int snd_korg1212_playback_close(struct snd_pcm_substream *substream) 1444 { 1445 unsigned long flags; 1446 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1447 1448 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_playback_close [%s]\n", 1449 stateName[korg1212->cardState]); 1450 1451 snd_korg1212_silence(korg1212, 0, K1212_MAX_SAMPLES, 0, korg1212->channels * 2); 1452 1453 spin_lock_irqsave(&korg1212->lock, flags); 1454 1455 korg1212->playback_pid = -1; 1456 korg1212->playback_substream = NULL; 1457 korg1212->periodsize = 0; 1458 1459 spin_unlock_irqrestore(&korg1212->lock, flags); 1460 1461 snd_korg1212_CloseCard(korg1212); 1462 return 0; 1463 } 1464 1465 static int snd_korg1212_capture_close(struct snd_pcm_substream *substream) 1466 { 1467 unsigned long flags; 1468 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1469 1470 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_capture_close [%s]\n", 1471 stateName[korg1212->cardState]); 1472 1473 spin_lock_irqsave(&korg1212->lock, flags); 1474 1475 korg1212->capture_pid = -1; 1476 korg1212->capture_substream = NULL; 1477 korg1212->periodsize = 0; 1478 1479 spin_unlock_irqrestore(&korg1212->lock, flags); 1480 1481 snd_korg1212_CloseCard(korg1212); 1482 return 0; 1483 } 1484 1485 static int snd_korg1212_ioctl(struct snd_pcm_substream *substream, 1486 unsigned int cmd, void *arg) 1487 { 1488 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_ioctl: cmd=%d\n", cmd); 1489 1490 if (cmd == SNDRV_PCM_IOCTL1_CHANNEL_INFO ) { 1491 struct snd_pcm_channel_info *info = arg; 1492 info->offset = 0; 1493 info->first = info->channel * 16; 1494 info->step = 256; 1495 K1212_DEBUG_PRINTK("K1212_DEBUG: channel_info %d:, offset=%ld, first=%d, step=%d\n", info->channel, info->offset, info->first, info->step); 1496 return 0; 1497 } 1498 1499 return snd_pcm_lib_ioctl(substream, cmd, arg); 1500 } 1501 1502 static int snd_korg1212_hw_params(struct snd_pcm_substream *substream, 1503 struct snd_pcm_hw_params *params) 1504 { 1505 unsigned long flags; 1506 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1507 int err; 1508 pid_t this_pid; 1509 pid_t other_pid; 1510 1511 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_hw_params [%s]\n", 1512 stateName[korg1212->cardState]); 1513 1514 spin_lock_irqsave(&korg1212->lock, flags); 1515 1516 if (substream->pstr->stream == SNDRV_PCM_STREAM_PLAYBACK) { 1517 this_pid = korg1212->playback_pid; 1518 other_pid = korg1212->capture_pid; 1519 } else { 1520 this_pid = korg1212->capture_pid; 1521 other_pid = korg1212->playback_pid; 1522 } 1523 1524 if ((other_pid > 0) && (this_pid != other_pid)) { 1525 1526 /* The other stream is open, and not by the same 1527 task as this one. Make sure that the parameters 1528 that matter are the same. 1529 */ 1530 1531 if ((int)params_rate(params) != korg1212->clkRate) { 1532 spin_unlock_irqrestore(&korg1212->lock, flags); 1533 _snd_pcm_hw_param_setempty(params, SNDRV_PCM_HW_PARAM_RATE); 1534 return -EBUSY; 1535 } 1536 1537 spin_unlock_irqrestore(&korg1212->lock, flags); 1538 return 0; 1539 } 1540 1541 if ((err = snd_korg1212_SetRate(korg1212, params_rate(params))) < 0) { 1542 spin_unlock_irqrestore(&korg1212->lock, flags); 1543 return err; 1544 } 1545 1546 korg1212->channels = params_channels(params); 1547 korg1212->periodsize = K1212_PERIOD_BYTES; 1548 1549 spin_unlock_irqrestore(&korg1212->lock, flags); 1550 1551 return 0; 1552 } 1553 1554 static int snd_korg1212_prepare(struct snd_pcm_substream *substream) 1555 { 1556 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1557 int rc; 1558 1559 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_prepare [%s]\n", 1560 stateName[korg1212->cardState]); 1561 1562 spin_lock_irq(&korg1212->lock); 1563 1564 /* FIXME: we should wait for ack! */ 1565 if (korg1212->stop_pending_cnt > 0) { 1566 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_prepare - Stop is pending... [%s]\n", 1567 stateName[korg1212->cardState]); 1568 spin_unlock_irq(&korg1212->lock); 1569 return -EAGAIN; 1570 /* 1571 korg1212->sharedBufferPtr->cardCommand = 0; 1572 del_timer(&korg1212->timer); 1573 korg1212->stop_pending_cnt = 0; 1574 */ 1575 } 1576 1577 rc = snd_korg1212_SetupForPlay(korg1212); 1578 1579 korg1212->currentBuffer = 0; 1580 1581 spin_unlock_irq(&korg1212->lock); 1582 1583 return rc ? -EINVAL : 0; 1584 } 1585 1586 static int snd_korg1212_trigger(struct snd_pcm_substream *substream, 1587 int cmd) 1588 { 1589 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1590 int rc; 1591 1592 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_trigger [%s] cmd=%d\n", 1593 stateName[korg1212->cardState], cmd); 1594 1595 spin_lock(&korg1212->lock); 1596 switch (cmd) { 1597 case SNDRV_PCM_TRIGGER_START: 1598 /* 1599 if (korg1212->running) { 1600 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_trigger: Already running?\n"); 1601 break; 1602 } 1603 */ 1604 korg1212->running++; 1605 rc = snd_korg1212_TriggerPlay(korg1212); 1606 break; 1607 1608 case SNDRV_PCM_TRIGGER_STOP: 1609 /* 1610 if (!korg1212->running) { 1611 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_trigger: Already stopped?\n"); 1612 break; 1613 } 1614 */ 1615 korg1212->running--; 1616 rc = snd_korg1212_StopPlay(korg1212); 1617 break; 1618 1619 default: 1620 rc = 1; 1621 break; 1622 } 1623 spin_unlock(&korg1212->lock); 1624 return rc ? -EINVAL : 0; 1625 } 1626 1627 static snd_pcm_uframes_t snd_korg1212_playback_pointer(struct snd_pcm_substream *substream) 1628 { 1629 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1630 snd_pcm_uframes_t pos; 1631 1632 pos = korg1212->currentBuffer * kPlayBufferFrames; 1633 1634 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_playback_pointer [%s] %ld\n", 1635 stateName[korg1212->cardState], pos); 1636 1637 return pos; 1638 } 1639 1640 static snd_pcm_uframes_t snd_korg1212_capture_pointer(struct snd_pcm_substream *substream) 1641 { 1642 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1643 snd_pcm_uframes_t pos; 1644 1645 pos = korg1212->currentBuffer * kPlayBufferFrames; 1646 1647 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_capture_pointer [%s] %ld\n", 1648 stateName[korg1212->cardState], pos); 1649 1650 return pos; 1651 } 1652 1653 static int snd_korg1212_playback_copy(struct snd_pcm_substream *substream, 1654 int channel, /* not used (interleaved data) */ 1655 snd_pcm_uframes_t pos, 1656 void __user *src, 1657 snd_pcm_uframes_t count) 1658 { 1659 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1660 1661 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_playback_copy [%s] %ld %ld\n", 1662 stateName[korg1212->cardState], pos, count); 1663 1664 return snd_korg1212_copy_from(korg1212, src, pos, count, 0, korg1212->channels * 2); 1665 1666 } 1667 1668 static int snd_korg1212_playback_silence(struct snd_pcm_substream *substream, 1669 int channel, /* not used (interleaved data) */ 1670 snd_pcm_uframes_t pos, 1671 snd_pcm_uframes_t count) 1672 { 1673 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1674 1675 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_playback_silence [%s]\n", 1676 stateName[korg1212->cardState]); 1677 1678 return snd_korg1212_silence(korg1212, pos, count, 0, korg1212->channels * 2); 1679 } 1680 1681 static int snd_korg1212_capture_copy(struct snd_pcm_substream *substream, 1682 int channel, /* not used (interleaved data) */ 1683 snd_pcm_uframes_t pos, 1684 void __user *dst, 1685 snd_pcm_uframes_t count) 1686 { 1687 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1688 1689 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_capture_copy [%s] %ld %ld\n", 1690 stateName[korg1212->cardState], pos, count); 1691 1692 return snd_korg1212_copy_to(korg1212, dst, pos, count, 0, korg1212->channels * 2); 1693 } 1694 1695 static struct snd_pcm_ops snd_korg1212_playback_ops = { 1696 .open = snd_korg1212_playback_open, 1697 .close = snd_korg1212_playback_close, 1698 .ioctl = snd_korg1212_ioctl, 1699 .hw_params = snd_korg1212_hw_params, 1700 .prepare = snd_korg1212_prepare, 1701 .trigger = snd_korg1212_trigger, 1702 .pointer = snd_korg1212_playback_pointer, 1703 .copy = snd_korg1212_playback_copy, 1704 .silence = snd_korg1212_playback_silence, 1705 }; 1706 1707 static struct snd_pcm_ops snd_korg1212_capture_ops = { 1708 .open = snd_korg1212_capture_open, 1709 .close = snd_korg1212_capture_close, 1710 .ioctl = snd_korg1212_ioctl, 1711 .hw_params = snd_korg1212_hw_params, 1712 .prepare = snd_korg1212_prepare, 1713 .trigger = snd_korg1212_trigger, 1714 .pointer = snd_korg1212_capture_pointer, 1715 .copy = snd_korg1212_capture_copy, 1716 }; 1717 1718 /* 1719 * Control Interface 1720 */ 1721 1722 static int snd_korg1212_control_phase_info(struct snd_kcontrol *kcontrol, 1723 struct snd_ctl_elem_info *uinfo) 1724 { 1725 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; 1726 uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1; 1727 return 0; 1728 } 1729 1730 static int snd_korg1212_control_phase_get(struct snd_kcontrol *kcontrol, 1731 struct snd_ctl_elem_value *u) 1732 { 1733 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1734 int i = kcontrol->private_value; 1735 1736 spin_lock_irq(&korg1212->lock); 1737 1738 u->value.integer.value[0] = korg1212->volumePhase[i]; 1739 1740 if (i >= 8) 1741 u->value.integer.value[1] = korg1212->volumePhase[i+1]; 1742 1743 spin_unlock_irq(&korg1212->lock); 1744 1745 return 0; 1746 } 1747 1748 static int snd_korg1212_control_phase_put(struct snd_kcontrol *kcontrol, 1749 struct snd_ctl_elem_value *u) 1750 { 1751 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1752 int change = 0; 1753 int i, val; 1754 1755 spin_lock_irq(&korg1212->lock); 1756 1757 i = kcontrol->private_value; 1758 1759 korg1212->volumePhase[i] = u->value.integer.value[0]; 1760 1761 val = korg1212->sharedBufferPtr->volumeData[kcontrol->private_value]; 1762 1763 if ((u->value.integer.value[0] > 0) != (val < 0)) { 1764 val = abs(val) * (korg1212->volumePhase[i] > 0 ? -1 : 1); 1765 korg1212->sharedBufferPtr->volumeData[i] = val; 1766 change = 1; 1767 } 1768 1769 if (i >= 8) { 1770 korg1212->volumePhase[i+1] = u->value.integer.value[1]; 1771 1772 val = korg1212->sharedBufferPtr->volumeData[kcontrol->private_value+1]; 1773 1774 if ((u->value.integer.value[1] > 0) != (val < 0)) { 1775 val = abs(val) * (korg1212->volumePhase[i+1] > 0 ? -1 : 1); 1776 korg1212->sharedBufferPtr->volumeData[i+1] = val; 1777 change = 1; 1778 } 1779 } 1780 1781 spin_unlock_irq(&korg1212->lock); 1782 1783 return change; 1784 } 1785 1786 static int snd_korg1212_control_volume_info(struct snd_kcontrol *kcontrol, 1787 struct snd_ctl_elem_info *uinfo) 1788 { 1789 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 1790 uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1; 1791 uinfo->value.integer.min = k1212MinVolume; 1792 uinfo->value.integer.max = k1212MaxVolume; 1793 return 0; 1794 } 1795 1796 static int snd_korg1212_control_volume_get(struct snd_kcontrol *kcontrol, 1797 struct snd_ctl_elem_value *u) 1798 { 1799 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1800 int i; 1801 1802 spin_lock_irq(&korg1212->lock); 1803 1804 i = kcontrol->private_value; 1805 u->value.integer.value[0] = abs(korg1212->sharedBufferPtr->volumeData[i]); 1806 1807 if (i >= 8) 1808 u->value.integer.value[1] = abs(korg1212->sharedBufferPtr->volumeData[i+1]); 1809 1810 spin_unlock_irq(&korg1212->lock); 1811 1812 return 0; 1813 } 1814 1815 static int snd_korg1212_control_volume_put(struct snd_kcontrol *kcontrol, 1816 struct snd_ctl_elem_value *u) 1817 { 1818 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1819 int change = 0; 1820 int i; 1821 int val; 1822 1823 spin_lock_irq(&korg1212->lock); 1824 1825 i = kcontrol->private_value; 1826 1827 if (u->value.integer.value[0] != abs(korg1212->sharedBufferPtr->volumeData[i])) { 1828 val = korg1212->volumePhase[i] > 0 ? -1 : 1; 1829 val *= u->value.integer.value[0]; 1830 korg1212->sharedBufferPtr->volumeData[i] = val; 1831 change = 1; 1832 } 1833 1834 if (i >= 8) { 1835 if (u->value.integer.value[1] != abs(korg1212->sharedBufferPtr->volumeData[i+1])) { 1836 val = korg1212->volumePhase[i+1] > 0 ? -1 : 1; 1837 val *= u->value.integer.value[1]; 1838 korg1212->sharedBufferPtr->volumeData[i+1] = val; 1839 change = 1; 1840 } 1841 } 1842 1843 spin_unlock_irq(&korg1212->lock); 1844 1845 return change; 1846 } 1847 1848 static int snd_korg1212_control_route_info(struct snd_kcontrol *kcontrol, 1849 struct snd_ctl_elem_info *uinfo) 1850 { 1851 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; 1852 uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1; 1853 uinfo->value.enumerated.items = kAudioChannels; 1854 if (uinfo->value.enumerated.item > kAudioChannels-1) { 1855 uinfo->value.enumerated.item = kAudioChannels-1; 1856 } 1857 strcpy(uinfo->value.enumerated.name, channelName[uinfo->value.enumerated.item]); 1858 return 0; 1859 } 1860 1861 static int snd_korg1212_control_route_get(struct snd_kcontrol *kcontrol, 1862 struct snd_ctl_elem_value *u) 1863 { 1864 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1865 int i; 1866 1867 spin_lock_irq(&korg1212->lock); 1868 1869 i = kcontrol->private_value; 1870 u->value.enumerated.item[0] = korg1212->sharedBufferPtr->routeData[i]; 1871 1872 if (i >= 8) 1873 u->value.enumerated.item[1] = korg1212->sharedBufferPtr->routeData[i+1]; 1874 1875 spin_unlock_irq(&korg1212->lock); 1876 1877 return 0; 1878 } 1879 1880 static int snd_korg1212_control_route_put(struct snd_kcontrol *kcontrol, 1881 struct snd_ctl_elem_value *u) 1882 { 1883 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1884 int change = 0, i; 1885 1886 spin_lock_irq(&korg1212->lock); 1887 1888 i = kcontrol->private_value; 1889 1890 if (u->value.enumerated.item[0] != (unsigned) korg1212->sharedBufferPtr->volumeData[i]) { 1891 korg1212->sharedBufferPtr->routeData[i] = u->value.enumerated.item[0]; 1892 change = 1; 1893 } 1894 1895 if (i >= 8) { 1896 if (u->value.enumerated.item[1] != (unsigned) korg1212->sharedBufferPtr->volumeData[i+1]) { 1897 korg1212->sharedBufferPtr->routeData[i+1] = u->value.enumerated.item[1]; 1898 change = 1; 1899 } 1900 } 1901 1902 spin_unlock_irq(&korg1212->lock); 1903 1904 return change; 1905 } 1906 1907 static int snd_korg1212_control_info(struct snd_kcontrol *kcontrol, 1908 struct snd_ctl_elem_info *uinfo) 1909 { 1910 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 1911 uinfo->count = 2; 1912 uinfo->value.integer.min = k1212MaxADCSens; 1913 uinfo->value.integer.max = k1212MinADCSens; 1914 return 0; 1915 } 1916 1917 static int snd_korg1212_control_get(struct snd_kcontrol *kcontrol, 1918 struct snd_ctl_elem_value *u) 1919 { 1920 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1921 1922 spin_lock_irq(&korg1212->lock); 1923 1924 u->value.integer.value[0] = korg1212->leftADCInSens; 1925 u->value.integer.value[1] = korg1212->rightADCInSens; 1926 1927 spin_unlock_irq(&korg1212->lock); 1928 1929 return 0; 1930 } 1931 1932 static int snd_korg1212_control_put(struct snd_kcontrol *kcontrol, 1933 struct snd_ctl_elem_value *u) 1934 { 1935 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1936 int change = 0; 1937 1938 spin_lock_irq(&korg1212->lock); 1939 1940 if (u->value.integer.value[0] != korg1212->leftADCInSens) { 1941 korg1212->leftADCInSens = u->value.integer.value[0]; 1942 change = 1; 1943 } 1944 if (u->value.integer.value[1] != korg1212->rightADCInSens) { 1945 korg1212->rightADCInSens = u->value.integer.value[1]; 1946 change = 1; 1947 } 1948 1949 spin_unlock_irq(&korg1212->lock); 1950 1951 if (change) 1952 snd_korg1212_WriteADCSensitivity(korg1212); 1953 1954 return change; 1955 } 1956 1957 static int snd_korg1212_control_sync_info(struct snd_kcontrol *kcontrol, 1958 struct snd_ctl_elem_info *uinfo) 1959 { 1960 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; 1961 uinfo->count = 1; 1962 uinfo->value.enumerated.items = 3; 1963 if (uinfo->value.enumerated.item > 2) { 1964 uinfo->value.enumerated.item = 2; 1965 } 1966 strcpy(uinfo->value.enumerated.name, clockSourceTypeName[uinfo->value.enumerated.item]); 1967 return 0; 1968 } 1969 1970 static int snd_korg1212_control_sync_get(struct snd_kcontrol *kcontrol, 1971 struct snd_ctl_elem_value *ucontrol) 1972 { 1973 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1974 1975 spin_lock_irq(&korg1212->lock); 1976 1977 ucontrol->value.enumerated.item[0] = korg1212->clkSource; 1978 1979 spin_unlock_irq(&korg1212->lock); 1980 return 0; 1981 } 1982 1983 static int snd_korg1212_control_sync_put(struct snd_kcontrol *kcontrol, 1984 struct snd_ctl_elem_value *ucontrol) 1985 { 1986 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1987 unsigned int val; 1988 int change; 1989 1990 val = ucontrol->value.enumerated.item[0] % 3; 1991 spin_lock_irq(&korg1212->lock); 1992 change = val != korg1212->clkSource; 1993 snd_korg1212_SetClockSource(korg1212, val); 1994 spin_unlock_irq(&korg1212->lock); 1995 return change; 1996 } 1997 1998 #define MON_MIXER(ord,c_name) \ 1999 { \ 2000 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \ 2001 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ 2002 .name = c_name " Monitor Volume", \ 2003 .info = snd_korg1212_control_volume_info, \ 2004 .get = snd_korg1212_control_volume_get, \ 2005 .put = snd_korg1212_control_volume_put, \ 2006 .private_value = ord, \ 2007 }, \ 2008 { \ 2009 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \ 2010 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ 2011 .name = c_name " Monitor Route", \ 2012 .info = snd_korg1212_control_route_info, \ 2013 .get = snd_korg1212_control_route_get, \ 2014 .put = snd_korg1212_control_route_put, \ 2015 .private_value = ord, \ 2016 }, \ 2017 { \ 2018 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \ 2019 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ 2020 .name = c_name " Monitor Phase Invert", \ 2021 .info = snd_korg1212_control_phase_info, \ 2022 .get = snd_korg1212_control_phase_get, \ 2023 .put = snd_korg1212_control_phase_put, \ 2024 .private_value = ord, \ 2025 } 2026 2027 static struct snd_kcontrol_new snd_korg1212_controls[] = { 2028 MON_MIXER(8, "Analog"), 2029 MON_MIXER(10, "SPDIF"), 2030 MON_MIXER(0, "ADAT-1"), MON_MIXER(1, "ADAT-2"), MON_MIXER(2, "ADAT-3"), MON_MIXER(3, "ADAT-4"), 2031 MON_MIXER(4, "ADAT-5"), MON_MIXER(5, "ADAT-6"), MON_MIXER(6, "ADAT-7"), MON_MIXER(7, "ADAT-8"), 2032 { 2033 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, 2034 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2035 .name = "Sync Source", 2036 .info = snd_korg1212_control_sync_info, 2037 .get = snd_korg1212_control_sync_get, 2038 .put = snd_korg1212_control_sync_put, 2039 }, 2040 { 2041 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, 2042 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2043 .name = "ADC Attenuation", 2044 .info = snd_korg1212_control_info, 2045 .get = snd_korg1212_control_get, 2046 .put = snd_korg1212_control_put, 2047 } 2048 }; 2049 2050 /* 2051 * proc interface 2052 */ 2053 2054 static void snd_korg1212_proc_read(struct snd_info_entry *entry, 2055 struct snd_info_buffer *buffer) 2056 { 2057 int n; 2058 struct snd_korg1212 *korg1212 = entry->private_data; 2059 2060 snd_iprintf(buffer, korg1212->card->longname); 2061 snd_iprintf(buffer, " (index #%d)\n", korg1212->card->number + 1); 2062 snd_iprintf(buffer, "\nGeneral settings\n"); 2063 snd_iprintf(buffer, " period size: %Zd bytes\n", K1212_PERIOD_BYTES); 2064 snd_iprintf(buffer, " clock mode: %s\n", clockSourceName[korg1212->clkSrcRate] ); 2065 snd_iprintf(buffer, " left ADC Sens: %d\n", korg1212->leftADCInSens ); 2066 snd_iprintf(buffer, " right ADC Sens: %d\n", korg1212->rightADCInSens ); 2067 snd_iprintf(buffer, " Volume Info:\n"); 2068 for (n=0; n<kAudioChannels; n++) 2069 snd_iprintf(buffer, " Channel %d: %s -> %s [%d]\n", n, 2070 channelName[n], 2071 channelName[korg1212->sharedBufferPtr->routeData[n]], 2072 korg1212->sharedBufferPtr->volumeData[n]); 2073 snd_iprintf(buffer, "\nGeneral status\n"); 2074 snd_iprintf(buffer, " ADAT Time Code: %d\n", korg1212->sharedBufferPtr->AdatTimeCode); 2075 snd_iprintf(buffer, " Card State: %s\n", stateName[korg1212->cardState]); 2076 snd_iprintf(buffer, "Idle mon. State: %d\n", korg1212->idleMonitorOn); 2077 snd_iprintf(buffer, "Cmd retry count: %d\n", korg1212->cmdRetryCount); 2078 snd_iprintf(buffer, " Irq count: %ld\n", korg1212->irqcount); 2079 snd_iprintf(buffer, " Error count: %ld\n", korg1212->totalerrorcnt); 2080 } 2081 2082 static void __devinit snd_korg1212_proc_init(struct snd_korg1212 *korg1212) 2083 { 2084 struct snd_info_entry *entry; 2085 2086 if (! snd_card_proc_new(korg1212->card, "korg1212", &entry)) 2087 snd_info_set_text_ops(entry, korg1212, 1024, snd_korg1212_proc_read); 2088 } 2089 2090 static int 2091 snd_korg1212_free(struct snd_korg1212 *korg1212) 2092 { 2093 snd_korg1212_TurnOffIdleMonitor(korg1212); 2094 2095 if (korg1212->irq >= 0) { 2096 synchronize_irq(korg1212->irq); 2097 snd_korg1212_DisableCardInterrupts(korg1212); 2098 free_irq(korg1212->irq, korg1212); 2099 korg1212->irq = -1; 2100 } 2101 2102 if (korg1212->iobase != NULL) { 2103 iounmap(korg1212->iobase); 2104 korg1212->iobase = NULL; 2105 } 2106 2107 pci_release_regions(korg1212->pci); 2108 2109 // ---------------------------------------------------- 2110 // free up memory resources used for the DSP download. 2111 // ---------------------------------------------------- 2112 if (korg1212->dma_dsp.area) { 2113 snd_dma_free_pages(&korg1212->dma_dsp); 2114 korg1212->dma_dsp.area = NULL; 2115 } 2116 2117 #ifndef K1212_LARGEALLOC 2118 2119 // ------------------------------------------------------ 2120 // free up memory resources used for the Play/Rec Buffers 2121 // ------------------------------------------------------ 2122 if (korg1212->dma_play.area) { 2123 snd_dma_free_pages(&korg1212->dma_play); 2124 korg1212->dma_play.area = NULL; 2125 } 2126 2127 if (korg1212->dma_rec.area) { 2128 snd_dma_free_pages(&korg1212->dma_rec); 2129 korg1212->dma_rec.area = NULL; 2130 } 2131 2132 #endif 2133 2134 // ---------------------------------------------------- 2135 // free up memory resources used for the Shared Buffers 2136 // ---------------------------------------------------- 2137 if (korg1212->dma_shared.area) { 2138 snd_dma_free_pages(&korg1212->dma_shared); 2139 korg1212->dma_shared.area = NULL; 2140 } 2141 2142 pci_disable_device(korg1212->pci); 2143 kfree(korg1212); 2144 return 0; 2145 } 2146 2147 static int snd_korg1212_dev_free(struct snd_device *device) 2148 { 2149 struct snd_korg1212 *korg1212 = device->device_data; 2150 K1212_DEBUG_PRINTK("K1212_DEBUG: Freeing device\n"); 2151 return snd_korg1212_free(korg1212); 2152 } 2153 2154 static int __devinit snd_korg1212_create(struct snd_card *card, struct pci_dev *pci, 2155 struct snd_korg1212 ** rchip) 2156 2157 { 2158 int err, rc; 2159 unsigned int i; 2160 unsigned ioport_size, iomem_size, iomem2_size; 2161 struct snd_korg1212 * korg1212; 2162 2163 static struct snd_device_ops ops = { 2164 .dev_free = snd_korg1212_dev_free, 2165 }; 2166 2167 * rchip = NULL; 2168 if ((err = pci_enable_device(pci)) < 0) 2169 return err; 2170 2171 korg1212 = kzalloc(sizeof(*korg1212), GFP_KERNEL); 2172 if (korg1212 == NULL) { 2173 pci_disable_device(pci); 2174 return -ENOMEM; 2175 } 2176 2177 korg1212->card = card; 2178 korg1212->pci = pci; 2179 2180 init_waitqueue_head(&korg1212->wait); 2181 spin_lock_init(&korg1212->lock); 2182 init_MUTEX(&korg1212->open_mutex); 2183 init_timer(&korg1212->timer); 2184 korg1212->timer.function = snd_korg1212_timer_func; 2185 korg1212->timer.data = (unsigned long)korg1212; 2186 2187 korg1212->irq = -1; 2188 korg1212->clkSource = K1212_CLKIDX_Local; 2189 korg1212->clkRate = 44100; 2190 korg1212->inIRQ = 0; 2191 korg1212->running = 0; 2192 korg1212->opencnt = 0; 2193 korg1212->playcnt = 0; 2194 korg1212->setcnt = 0; 2195 korg1212->totalerrorcnt = 0; 2196 korg1212->playback_pid = -1; 2197 korg1212->capture_pid = -1; 2198 snd_korg1212_setCardState(korg1212, K1212_STATE_UNINITIALIZED); 2199 korg1212->idleMonitorOn = 0; 2200 korg1212->clkSrcRate = K1212_CLKIDX_LocalAt44_1K; 2201 korg1212->leftADCInSens = k1212MaxADCSens; 2202 korg1212->rightADCInSens = k1212MaxADCSens; 2203 2204 for (i=0; i<kAudioChannels; i++) 2205 korg1212->volumePhase[i] = 0; 2206 2207 if ((err = pci_request_regions(pci, "korg1212")) < 0) { 2208 kfree(korg1212); 2209 pci_disable_device(pci); 2210 return err; 2211 } 2212 2213 korg1212->iomem = pci_resource_start(korg1212->pci, 0); 2214 korg1212->ioport = pci_resource_start(korg1212->pci, 1); 2215 korg1212->iomem2 = pci_resource_start(korg1212->pci, 2); 2216 2217 iomem_size = pci_resource_len(korg1212->pci, 0); 2218 ioport_size = pci_resource_len(korg1212->pci, 1); 2219 iomem2_size = pci_resource_len(korg1212->pci, 2); 2220 2221 K1212_DEBUG_PRINTK("K1212_DEBUG: resources:\n" 2222 " iomem = 0x%lx (%d)\n" 2223 " ioport = 0x%lx (%d)\n" 2224 " iomem = 0x%lx (%d)\n" 2225 " [%s]\n", 2226 korg1212->iomem, iomem_size, 2227 korg1212->ioport, ioport_size, 2228 korg1212->iomem2, iomem2_size, 2229 stateName[korg1212->cardState]); 2230 2231 if ((korg1212->iobase = ioremap(korg1212->iomem, iomem_size)) == NULL) { 2232 snd_printk(KERN_ERR "korg1212: unable to remap memory region 0x%lx-0x%lx\n", korg1212->iomem, 2233 korg1212->iomem + iomem_size - 1); 2234 snd_korg1212_free(korg1212); 2235 return -EBUSY; 2236 } 2237 2238 err = request_irq(pci->irq, snd_korg1212_interrupt, 2239 SA_INTERRUPT|SA_SHIRQ, 2240 "korg1212", korg1212); 2241 2242 if (err) { 2243 snd_printk(KERN_ERR "korg1212: unable to grab IRQ %d\n", pci->irq); 2244 snd_korg1212_free(korg1212); 2245 return -EBUSY; 2246 } 2247 2248 korg1212->irq = pci->irq; 2249 2250 pci_set_master(korg1212->pci); 2251 2252 korg1212->statusRegPtr = (u32 __iomem *) (korg1212->iobase + STATUS_REG_OFFSET); 2253 korg1212->outDoorbellPtr = (u32 __iomem *) (korg1212->iobase + OUT_DOORBELL_OFFSET); 2254 korg1212->inDoorbellPtr = (u32 __iomem *) (korg1212->iobase + IN_DOORBELL_OFFSET); 2255 korg1212->mailbox0Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX0_OFFSET); 2256 korg1212->mailbox1Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX1_OFFSET); 2257 korg1212->mailbox2Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX2_OFFSET); 2258 korg1212->mailbox3Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX3_OFFSET); 2259 korg1212->controlRegPtr = (u32 __iomem *) (korg1212->iobase + PCI_CONTROL_OFFSET); 2260 korg1212->sensRegPtr = (u16 __iomem *) (korg1212->iobase + SENS_CONTROL_OFFSET); 2261 korg1212->idRegPtr = (u32 __iomem *) (korg1212->iobase + DEV_VEND_ID_OFFSET); 2262 2263 K1212_DEBUG_PRINTK("K1212_DEBUG: card registers:\n" 2264 " Status register = 0x%p\n" 2265 " OutDoorbell = 0x%p\n" 2266 " InDoorbell = 0x%p\n" 2267 " Mailbox0 = 0x%p\n" 2268 " Mailbox1 = 0x%p\n" 2269 " Mailbox2 = 0x%p\n" 2270 " Mailbox3 = 0x%p\n" 2271 " ControlReg = 0x%p\n" 2272 " SensReg = 0x%p\n" 2273 " IDReg = 0x%p\n" 2274 " [%s]\n", 2275 korg1212->statusRegPtr, 2276 korg1212->outDoorbellPtr, 2277 korg1212->inDoorbellPtr, 2278 korg1212->mailbox0Ptr, 2279 korg1212->mailbox1Ptr, 2280 korg1212->mailbox2Ptr, 2281 korg1212->mailbox3Ptr, 2282 korg1212->controlRegPtr, 2283 korg1212->sensRegPtr, 2284 korg1212->idRegPtr, 2285 stateName[korg1212->cardState]); 2286 2287 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 2288 sizeof(struct KorgSharedBuffer), &korg1212->dma_shared) < 0) { 2289 snd_printk(KERN_ERR "korg1212: can not allocate shared buffer memory (%Zd bytes)\n", sizeof(struct KorgSharedBuffer)); 2290 snd_korg1212_free(korg1212); 2291 return -ENOMEM; 2292 } 2293 korg1212->sharedBufferPtr = (struct KorgSharedBuffer *)korg1212->dma_shared.area; 2294 korg1212->sharedBufferPhy = korg1212->dma_shared.addr; 2295 2296 K1212_DEBUG_PRINTK("K1212_DEBUG: Shared Buffer Area = 0x%p (0x%08lx), %d bytes\n", korg1212->sharedBufferPtr, korg1212->sharedBufferPhy, sizeof(struct KorgSharedBuffer)); 2297 2298 #ifndef K1212_LARGEALLOC 2299 2300 korg1212->DataBufsSize = sizeof(struct KorgAudioBuffer) * kNumBuffers; 2301 2302 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 2303 korg1212->DataBufsSize, &korg1212->dma_play) < 0) { 2304 snd_printk(KERN_ERR "korg1212: can not allocate play data buffer memory (%d bytes)\n", korg1212->DataBufsSize); 2305 snd_korg1212_free(korg1212); 2306 return -ENOMEM; 2307 } 2308 korg1212->playDataBufsPtr = (struct KorgAudioBuffer *)korg1212->dma_play.area; 2309 korg1212->PlayDataPhy = korg1212->dma_play.addr; 2310 2311 K1212_DEBUG_PRINTK("K1212_DEBUG: Play Data Area = 0x%p (0x%08x), %d bytes\n", 2312 korg1212->playDataBufsPtr, korg1212->PlayDataPhy, korg1212->DataBufsSize); 2313 2314 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 2315 korg1212->DataBufsSize, &korg1212->dma_rec) < 0) { 2316 snd_printk(KERN_ERR "korg1212: can not allocate record data buffer memory (%d bytes)\n", korg1212->DataBufsSize); 2317 snd_korg1212_free(korg1212); 2318 return -ENOMEM; 2319 } 2320 korg1212->recordDataBufsPtr = (struct KorgAudioBuffer *)korg1212->dma_rec.area; 2321 korg1212->RecDataPhy = korg1212->dma_rec.addr; 2322 2323 K1212_DEBUG_PRINTK("K1212_DEBUG: Record Data Area = 0x%p (0x%08x), %d bytes\n", 2324 korg1212->recordDataBufsPtr, korg1212->RecDataPhy, korg1212->DataBufsSize); 2325 2326 #else // K1212_LARGEALLOC 2327 2328 korg1212->recordDataBufsPtr = korg1212->sharedBufferPtr->recordDataBufs; 2329 korg1212->playDataBufsPtr = korg1212->sharedBufferPtr->playDataBufs; 2330 korg1212->PlayDataPhy = (u32) &((struct KorgSharedBuffer *) korg1212->sharedBufferPhy)->playDataBufs; 2331 korg1212->RecDataPhy = (u32) &((struct KorgSharedBuffer *) korg1212->sharedBufferPhy)->recordDataBufs; 2332 2333 #endif // K1212_LARGEALLOC 2334 2335 korg1212->dspCodeSize = sizeof (dspCode); 2336 2337 korg1212->VolumeTablePhy = korg1212->sharedBufferPhy + 2338 offsetof(struct KorgSharedBuffer, volumeData); 2339 korg1212->RoutingTablePhy = korg1212->sharedBufferPhy + 2340 offsetof(struct KorgSharedBuffer, routeData); 2341 korg1212->AdatTimeCodePhy = korg1212->sharedBufferPhy + 2342 offsetof(struct KorgSharedBuffer, AdatTimeCode); 2343 2344 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 2345 korg1212->dspCodeSize, &korg1212->dma_dsp) < 0) { 2346 snd_printk(KERN_ERR "korg1212: can not allocate dsp code memory (%d bytes)\n", korg1212->dspCodeSize); 2347 snd_korg1212_free(korg1212); 2348 return -ENOMEM; 2349 } 2350 2351 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP Code area = 0x%p (0x%08x) %d bytes [%s]\n", 2352 korg1212->dma_dsp.area, korg1212->dma_dsp.addr, korg1212->dspCodeSize, 2353 stateName[korg1212->cardState]); 2354 2355 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_RebootCard, 0, 0, 0, 0); 2356 2357 if (rc) 2358 K1212_DEBUG_PRINTK("K1212_DEBUG: Reboot Card - RC = %d [%s]\n", rc, stateName[korg1212->cardState]); 2359 2360 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, korg1212, &ops)) < 0) { 2361 snd_korg1212_free(korg1212); 2362 return err; 2363 } 2364 2365 snd_korg1212_EnableCardInterrupts(korg1212); 2366 2367 mdelay(CARD_BOOT_DELAY_IN_MS); 2368 2369 if (snd_korg1212_downloadDSPCode(korg1212)) 2370 return -EBUSY; 2371 2372 K1212_DEBUG_PRINTK("korg1212: dspMemPhy = %08x U[%08x], " 2373 "PlayDataPhy = %08x L[%08x]\n" 2374 "korg1212: RecDataPhy = %08x L[%08x], " 2375 "VolumeTablePhy = %08x L[%08x]\n" 2376 "korg1212: RoutingTablePhy = %08x L[%08x], " 2377 "AdatTimeCodePhy = %08x L[%08x]\n", 2378 (int)korg1212->dma_dsp.addr, UpperWordSwap(korg1212->dma_dsp.addr), 2379 korg1212->PlayDataPhy, LowerWordSwap(korg1212->PlayDataPhy), 2380 korg1212->RecDataPhy, LowerWordSwap(korg1212->RecDataPhy), 2381 korg1212->VolumeTablePhy, LowerWordSwap(korg1212->VolumeTablePhy), 2382 korg1212->RoutingTablePhy, LowerWordSwap(korg1212->RoutingTablePhy), 2383 korg1212->AdatTimeCodePhy, LowerWordSwap(korg1212->AdatTimeCodePhy)); 2384 2385 if ((err = snd_pcm_new(korg1212->card, "korg1212", 0, 1, 1, &korg1212->pcm)) < 0) 2386 return err; 2387 2388 korg1212->pcm->private_data = korg1212; 2389 korg1212->pcm->private_free = snd_korg1212_free_pcm; 2390 strcpy(korg1212->pcm->name, "korg1212"); 2391 2392 snd_pcm_set_ops(korg1212->pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_korg1212_playback_ops); 2393 2394 snd_pcm_set_ops(korg1212->pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_korg1212_capture_ops); 2395 2396 korg1212->pcm->info_flags = SNDRV_PCM_INFO_JOINT_DUPLEX; 2397 2398 for (i = 0; i < ARRAY_SIZE(snd_korg1212_controls); i++) { 2399 err = snd_ctl_add(korg1212->card, snd_ctl_new1(&snd_korg1212_controls[i], korg1212)); 2400 if (err < 0) 2401 return err; 2402 } 2403 2404 snd_korg1212_proc_init(korg1212); 2405 2406 snd_card_set_dev(card, &pci->dev); 2407 2408 * rchip = korg1212; 2409 return 0; 2410 2411 } 2412 2413 /* 2414 * Card initialisation 2415 */ 2416 2417 static int __devinit 2418 snd_korg1212_probe(struct pci_dev *pci, 2419 const struct pci_device_id *pci_id) 2420 { 2421 static int dev; 2422 struct snd_korg1212 *korg1212; 2423 struct snd_card *card; 2424 int err; 2425 2426 if (dev >= SNDRV_CARDS) { 2427 return -ENODEV; 2428 } 2429 if (!enable[dev]) { 2430 dev++; 2431 return -ENOENT; 2432 } 2433 card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0); 2434 if (card == NULL) 2435 return -ENOMEM; 2436 2437 if ((err = snd_korg1212_create(card, pci, &korg1212)) < 0) { 2438 snd_card_free(card); 2439 return err; 2440 } 2441 2442 strcpy(card->driver, "korg1212"); 2443 strcpy(card->shortname, "korg1212"); 2444 sprintf(card->longname, "%s at 0x%lx, irq %d", card->shortname, 2445 korg1212->iomem, korg1212->irq); 2446 2447 K1212_DEBUG_PRINTK("K1212_DEBUG: %s\n", card->longname); 2448 2449 if ((err = snd_card_register(card)) < 0) { 2450 snd_card_free(card); 2451 return err; 2452 } 2453 pci_set_drvdata(pci, card); 2454 dev++; 2455 return 0; 2456 } 2457 2458 static void __devexit snd_korg1212_remove(struct pci_dev *pci) 2459 { 2460 snd_card_free(pci_get_drvdata(pci)); 2461 pci_set_drvdata(pci, NULL); 2462 } 2463 2464 static struct pci_driver driver = { 2465 .name = "korg1212", 2466 .id_table = snd_korg1212_ids, 2467 .probe = snd_korg1212_probe, 2468 .remove = __devexit_p(snd_korg1212_remove), 2469 }; 2470 2471 static int __init alsa_card_korg1212_init(void) 2472 { 2473 return pci_register_driver(&driver); 2474 } 2475 2476 static void __exit alsa_card_korg1212_exit(void) 2477 { 2478 pci_unregister_driver(&driver); 2479 } 2480 2481 module_init(alsa_card_korg1212_init) 2482 module_exit(alsa_card_korg1212_exit) 2483