1 /* 2 * Driver for the Korg 1212 IO PCI card 3 * 4 * Copyright (c) 2001 Haroldo Gamal <gamal@alternex.com.br> 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License, or 9 * (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 19 * 20 */ 21 22 #include <sound/driver.h> 23 #include <linux/delay.h> 24 #include <linux/init.h> 25 #include <linux/interrupt.h> 26 #include <linux/pci.h> 27 #include <linux/slab.h> 28 #include <linux/wait.h> 29 #include <linux/moduleparam.h> 30 #include <linux/mutex.h> 31 #include <linux/firmware.h> 32 33 #include <sound/core.h> 34 #include <sound/info.h> 35 #include <sound/control.h> 36 #include <sound/pcm.h> 37 #include <sound/pcm_params.h> 38 #include <sound/initval.h> 39 40 #include <asm/io.h> 41 42 // ---------------------------------------------------------------------------- 43 // Debug Stuff 44 // ---------------------------------------------------------------------------- 45 #define K1212_DEBUG_LEVEL 0 46 #if K1212_DEBUG_LEVEL > 0 47 #define K1212_DEBUG_PRINTK(fmt,args...) printk(KERN_DEBUG fmt,##args) 48 #else 49 #define K1212_DEBUG_PRINTK(fmt,...) 50 #endif 51 #if K1212_DEBUG_LEVEL > 1 52 #define K1212_DEBUG_PRINTK_VERBOSE(fmt,args...) printk(KERN_DEBUG fmt,##args) 53 #else 54 #define K1212_DEBUG_PRINTK_VERBOSE(fmt,...) 55 #endif 56 57 // ---------------------------------------------------------------------------- 58 // Record/Play Buffer Allocation Method. If K1212_LARGEALLOC is defined all 59 // buffers are alocated as a large piece inside KorgSharedBuffer. 60 // ---------------------------------------------------------------------------- 61 //#define K1212_LARGEALLOC 1 62 63 // ---------------------------------------------------------------------------- 64 // Valid states of the Korg 1212 I/O card. 65 // ---------------------------------------------------------------------------- 66 enum CardState { 67 K1212_STATE_NONEXISTENT, // there is no card here 68 K1212_STATE_UNINITIALIZED, // the card is awaiting DSP download 69 K1212_STATE_DSP_IN_PROCESS, // the card is currently downloading its DSP code 70 K1212_STATE_DSP_COMPLETE, // the card has finished the DSP download 71 K1212_STATE_READY, // the card can be opened by an application. Any application 72 // requests prior to this state should fail. Only an open 73 // request can be made at this state. 74 K1212_STATE_OPEN, // an application has opened the card 75 K1212_STATE_SETUP, // the card has been setup for play 76 K1212_STATE_PLAYING, // the card is playing 77 K1212_STATE_MONITOR, // the card is in the monitor mode 78 K1212_STATE_CALIBRATING, // the card is currently calibrating 79 K1212_STATE_ERRORSTOP, // the card has stopped itself because of an error and we 80 // are in the process of cleaning things up. 81 K1212_STATE_MAX_STATE // state values of this and beyond are invalid 82 }; 83 84 // ---------------------------------------------------------------------------- 85 // The following enumeration defines the constants written to the card's 86 // host-to-card doorbell to initiate a command. 87 // ---------------------------------------------------------------------------- 88 enum korg1212_dbcnst { 89 K1212_DB_RequestForData = 0, // sent by the card to request a buffer fill. 90 K1212_DB_TriggerPlay = 1, // starts playback/record on the card. 91 K1212_DB_SelectPlayMode = 2, // select monitor, playback setup, or stop. 92 K1212_DB_ConfigureBufferMemory = 3, // tells card where the host audio buffers are. 93 K1212_DB_RequestAdatTimecode = 4, // asks the card for the latest ADAT timecode value. 94 K1212_DB_SetClockSourceRate = 5, // sets the clock source and rate for the card. 95 K1212_DB_ConfigureMiscMemory = 6, // tells card where other buffers are. 96 K1212_DB_TriggerFromAdat = 7, // tells card to trigger from Adat at a specific 97 // timecode value. 98 K1212_DB_DMAERROR = 0x80, // DMA Error - the PCI bus is congestioned. 99 K1212_DB_CARDSTOPPED = 0x81, // Card has stopped by user request. 100 K1212_DB_RebootCard = 0xA0, // instructs the card to reboot. 101 K1212_DB_BootFromDSPPage4 = 0xA4, // instructs the card to boot from the DSP microcode 102 // on page 4 (local page to card). 103 K1212_DB_DSPDownloadDone = 0xAE, // sent by the card to indicate the download has 104 // completed. 105 K1212_DB_StartDSPDownload = 0xAF // tells the card to download its DSP firmware. 106 }; 107 108 109 // ---------------------------------------------------------------------------- 110 // The following enumeration defines return codes 111 // to the Korg 1212 I/O driver. 112 // ---------------------------------------------------------------------------- 113 enum snd_korg1212rc { 114 K1212_CMDRET_Success = 0, // command was successfully placed 115 K1212_CMDRET_DIOCFailure, // the DeviceIoControl call failed 116 K1212_CMDRET_PMFailure, // the protected mode call failed 117 K1212_CMDRET_FailUnspecified, // unspecified failure 118 K1212_CMDRET_FailBadState, // the specified command can not be given in 119 // the card's current state. (or the wave device's 120 // state) 121 K1212_CMDRET_CardUninitialized, // the card is uninitialized and cannot be used 122 K1212_CMDRET_BadIndex, // an out of range card index was specified 123 K1212_CMDRET_BadHandle, // an invalid card handle was specified 124 K1212_CMDRET_NoFillRoutine, // a play request has been made before a fill routine set 125 K1212_CMDRET_FillRoutineInUse, // can't set a new fill routine while one is in use 126 K1212_CMDRET_NoAckFromCard, // the card never acknowledged a command 127 K1212_CMDRET_BadParams, // bad parameters were provided by the caller 128 129 K1212_CMDRET_BadDevice, // the specified wave device was out of range 130 K1212_CMDRET_BadFormat // the specified wave format is unsupported 131 }; 132 133 // ---------------------------------------------------------------------------- 134 // The following enumeration defines the constants used to select the play 135 // mode for the card in the SelectPlayMode command. 136 // ---------------------------------------------------------------------------- 137 enum PlayModeSelector { 138 K1212_MODE_SetupPlay = 0x00000001, // provides card with pre-play information 139 K1212_MODE_MonitorOn = 0x00000002, // tells card to turn on monitor mode 140 K1212_MODE_MonitorOff = 0x00000004, // tells card to turn off monitor mode 141 K1212_MODE_StopPlay = 0x00000008 // stops playback on the card 142 }; 143 144 // ---------------------------------------------------------------------------- 145 // The following enumeration defines the constants used to select the monitor 146 // mode for the card in the SetMonitorMode command. 147 // ---------------------------------------------------------------------------- 148 enum MonitorModeSelector { 149 K1212_MONMODE_Off = 0, // tells card to turn off monitor mode 150 K1212_MONMODE_On // tells card to turn on monitor mode 151 }; 152 153 #define MAILBOX0_OFFSET 0x40 // location of mailbox 0 relative to base address 154 #define MAILBOX1_OFFSET 0x44 // location of mailbox 1 relative to base address 155 #define MAILBOX2_OFFSET 0x48 // location of mailbox 2 relative to base address 156 #define MAILBOX3_OFFSET 0x4c // location of mailbox 3 relative to base address 157 #define OUT_DOORBELL_OFFSET 0x60 // location of PCI to local doorbell 158 #define IN_DOORBELL_OFFSET 0x64 // location of local to PCI doorbell 159 #define STATUS_REG_OFFSET 0x68 // location of interrupt control/status register 160 #define PCI_CONTROL_OFFSET 0x6c // location of the EEPROM, PCI, User I/O, init control 161 // register 162 #define SENS_CONTROL_OFFSET 0x6e // location of the input sensitivity setting register. 163 // this is the upper word of the PCI control reg. 164 #define DEV_VEND_ID_OFFSET 0x70 // location of the device and vendor ID register 165 166 #define COMMAND_ACK_DELAY 13 // number of RTC ticks to wait for an acknowledgement 167 // from the card after sending a command. 168 #define INTERCOMMAND_DELAY 40 169 #define MAX_COMMAND_RETRIES 5 // maximum number of times the driver will attempt 170 // to send a command before giving up. 171 #define COMMAND_ACK_MASK 0x8000 // the MSB is set in the command acknowledgment from 172 // the card. 173 #define DOORBELL_VAL_MASK 0x00FF // the doorbell value is one byte 174 175 #define CARD_BOOT_DELAY_IN_MS 10 176 #define CARD_BOOT_TIMEOUT 10 177 #define DSP_BOOT_DELAY_IN_MS 200 178 179 #define kNumBuffers 8 180 #define k1212MaxCards 4 181 #define k1212NumWaveDevices 6 182 #define k16BitChannels 10 183 #define k32BitChannels 2 184 #define kAudioChannels (k16BitChannels + k32BitChannels) 185 #define kPlayBufferFrames 1024 186 187 #define K1212_ANALOG_CHANNELS 2 188 #define K1212_SPDIF_CHANNELS 2 189 #define K1212_ADAT_CHANNELS 8 190 #define K1212_CHANNELS (K1212_ADAT_CHANNELS + K1212_ANALOG_CHANNELS) 191 #define K1212_MIN_CHANNELS 1 192 #define K1212_MAX_CHANNELS K1212_CHANNELS 193 #define K1212_FRAME_SIZE (sizeof(struct KorgAudioFrame)) 194 #define K1212_MAX_SAMPLES (kPlayBufferFrames*kNumBuffers) 195 #define K1212_PERIODS (kNumBuffers) 196 #define K1212_PERIOD_BYTES (K1212_FRAME_SIZE*kPlayBufferFrames) 197 #define K1212_BUF_SIZE (K1212_PERIOD_BYTES*kNumBuffers) 198 #define K1212_ANALOG_BUF_SIZE (K1212_ANALOG_CHANNELS * 2 * kPlayBufferFrames * kNumBuffers) 199 #define K1212_SPDIF_BUF_SIZE (K1212_SPDIF_CHANNELS * 3 * kPlayBufferFrames * kNumBuffers) 200 #define K1212_ADAT_BUF_SIZE (K1212_ADAT_CHANNELS * 2 * kPlayBufferFrames * kNumBuffers) 201 #define K1212_MAX_BUF_SIZE (K1212_ANALOG_BUF_SIZE + K1212_ADAT_BUF_SIZE) 202 203 #define k1212MinADCSens 0x7f 204 #define k1212MaxADCSens 0x00 205 #define k1212MaxVolume 0x7fff 206 #define k1212MaxWaveVolume 0xffff 207 #define k1212MinVolume 0x0000 208 #define k1212MaxVolInverted 0x8000 209 210 // ----------------------------------------------------------------- 211 // the following bits are used for controlling interrupts in the 212 // interrupt control/status reg 213 // ----------------------------------------------------------------- 214 #define PCI_INT_ENABLE_BIT 0x00000100 215 #define PCI_DOORBELL_INT_ENABLE_BIT 0x00000200 216 #define LOCAL_INT_ENABLE_BIT 0x00010000 217 #define LOCAL_DOORBELL_INT_ENABLE_BIT 0x00020000 218 #define LOCAL_DMA1_INT_ENABLE_BIT 0x00080000 219 220 // ----------------------------------------------------------------- 221 // the following bits are defined for the PCI command register 222 // ----------------------------------------------------------------- 223 #define PCI_CMD_MEM_SPACE_ENABLE_BIT 0x0002 224 #define PCI_CMD_IO_SPACE_ENABLE_BIT 0x0001 225 #define PCI_CMD_BUS_MASTER_ENABLE_BIT 0x0004 226 227 // ----------------------------------------------------------------- 228 // the following bits are defined for the PCI status register 229 // ----------------------------------------------------------------- 230 #define PCI_STAT_PARITY_ERROR_BIT 0x8000 231 #define PCI_STAT_SYSTEM_ERROR_BIT 0x4000 232 #define PCI_STAT_MASTER_ABORT_RCVD_BIT 0x2000 233 #define PCI_STAT_TARGET_ABORT_RCVD_BIT 0x1000 234 #define PCI_STAT_TARGET_ABORT_SENT_BIT 0x0800 235 236 // ------------------------------------------------------------------------ 237 // the following constants are used in setting the 1212 I/O card's input 238 // sensitivity. 239 // ------------------------------------------------------------------------ 240 #define SET_SENS_LOCALINIT_BITPOS 15 241 #define SET_SENS_DATA_BITPOS 10 242 #define SET_SENS_CLOCK_BITPOS 8 243 #define SET_SENS_LOADSHIFT_BITPOS 0 244 245 #define SET_SENS_LEFTCHANID 0x00 246 #define SET_SENS_RIGHTCHANID 0x01 247 248 #define K1212SENSUPDATE_DELAY_IN_MS 50 249 250 // -------------------------------------------------------------------------- 251 // WaitRTCTicks 252 // 253 // This function waits the specified number of real time clock ticks. 254 // According to the DDK, each tick is ~0.8 microseconds. 255 // The defines following the function declaration can be used for the 256 // numTicksToWait parameter. 257 // -------------------------------------------------------------------------- 258 #define ONE_RTC_TICK 1 259 #define SENSCLKPULSE_WIDTH 4 260 #define LOADSHIFT_DELAY 4 261 #define INTERCOMMAND_DELAY 40 262 #define STOPCARD_DELAY 300 // max # RTC ticks for the card to stop once we write 263 // the command register. (could be up to 180 us) 264 #define COMMAND_ACK_DELAY 13 // number of RTC ticks to wait for an acknowledgement 265 // from the card after sending a command. 266 267 #ifdef CONFIG_SND_KORG1212_FIRMWARE_IN_KERNEL 268 #include "korg1212-firmware.h" 269 static const struct firmware static_dsp_code = { 270 .data = (u8 *)dspCode, 271 .size = sizeof dspCode 272 }; 273 #endif 274 275 enum ClockSourceIndex { 276 K1212_CLKIDX_AdatAt44_1K = 0, // selects source as ADAT at 44.1 kHz 277 K1212_CLKIDX_AdatAt48K, // selects source as ADAT at 48 kHz 278 K1212_CLKIDX_WordAt44_1K, // selects source as S/PDIF at 44.1 kHz 279 K1212_CLKIDX_WordAt48K, // selects source as S/PDIF at 48 kHz 280 K1212_CLKIDX_LocalAt44_1K, // selects source as local clock at 44.1 kHz 281 K1212_CLKIDX_LocalAt48K, // selects source as local clock at 48 kHz 282 K1212_CLKIDX_Invalid // used to check validity of the index 283 }; 284 285 enum ClockSourceType { 286 K1212_CLKIDX_Adat = 0, // selects source as ADAT 287 K1212_CLKIDX_Word, // selects source as S/PDIF 288 K1212_CLKIDX_Local // selects source as local clock 289 }; 290 291 struct KorgAudioFrame { 292 u16 frameData16[k16BitChannels]; /* channels 0-9 use 16 bit samples */ 293 u32 frameData32[k32BitChannels]; /* channels 10-11 use 32 bits - only 20 are sent across S/PDIF */ 294 u32 timeCodeVal; /* holds the ADAT timecode value */ 295 }; 296 297 struct KorgAudioBuffer { 298 struct KorgAudioFrame bufferData[kPlayBufferFrames]; /* buffer definition */ 299 }; 300 301 struct KorgSharedBuffer { 302 #ifdef K1212_LARGEALLOC 303 struct KorgAudioBuffer playDataBufs[kNumBuffers]; 304 struct KorgAudioBuffer recordDataBufs[kNumBuffers]; 305 #endif 306 short volumeData[kAudioChannels]; 307 u32 cardCommand; 308 u16 routeData [kAudioChannels]; 309 u32 AdatTimeCode; // ADAT timecode value 310 }; 311 312 struct SensBits { 313 union { 314 struct { 315 unsigned int leftChanVal:8; 316 unsigned int leftChanId:8; 317 } v; 318 u16 leftSensBits; 319 } l; 320 union { 321 struct { 322 unsigned int rightChanVal:8; 323 unsigned int rightChanId:8; 324 } v; 325 u16 rightSensBits; 326 } r; 327 }; 328 329 struct snd_korg1212 { 330 struct snd_card *card; 331 struct pci_dev *pci; 332 struct snd_pcm *pcm; 333 int irq; 334 335 spinlock_t lock; 336 struct mutex open_mutex; 337 338 struct timer_list timer; /* timer callback for checking ack of stop request */ 339 int stop_pending_cnt; /* counter for stop pending check */ 340 341 wait_queue_head_t wait; 342 343 unsigned long iomem; 344 unsigned long ioport; 345 unsigned long iomem2; 346 unsigned long irqcount; 347 unsigned long inIRQ; 348 void __iomem *iobase; 349 350 struct snd_dma_buffer dma_dsp; 351 struct snd_dma_buffer dma_play; 352 struct snd_dma_buffer dma_rec; 353 struct snd_dma_buffer dma_shared; 354 355 u32 DataBufsSize; 356 357 struct KorgAudioBuffer * playDataBufsPtr; 358 struct KorgAudioBuffer * recordDataBufsPtr; 359 360 struct KorgSharedBuffer * sharedBufferPtr; 361 362 u32 RecDataPhy; 363 u32 PlayDataPhy; 364 unsigned long sharedBufferPhy; 365 u32 VolumeTablePhy; 366 u32 RoutingTablePhy; 367 u32 AdatTimeCodePhy; 368 369 u32 __iomem * statusRegPtr; // address of the interrupt status/control register 370 u32 __iomem * outDoorbellPtr; // address of the host->card doorbell register 371 u32 __iomem * inDoorbellPtr; // address of the card->host doorbell register 372 u32 __iomem * mailbox0Ptr; // address of mailbox 0 on the card 373 u32 __iomem * mailbox1Ptr; // address of mailbox 1 on the card 374 u32 __iomem * mailbox2Ptr; // address of mailbox 2 on the card 375 u32 __iomem * mailbox3Ptr; // address of mailbox 3 on the card 376 u32 __iomem * controlRegPtr; // address of the EEPROM, PCI, I/O, Init ctrl reg 377 u16 __iomem * sensRegPtr; // address of the sensitivity setting register 378 u32 __iomem * idRegPtr; // address of the device and vendor ID registers 379 380 size_t periodsize; 381 int channels; 382 int currentBuffer; 383 384 struct snd_pcm_substream *playback_substream; 385 struct snd_pcm_substream *capture_substream; 386 387 pid_t capture_pid; 388 pid_t playback_pid; 389 390 enum CardState cardState; 391 int running; 392 int idleMonitorOn; // indicates whether the card is in idle monitor mode. 393 u32 cmdRetryCount; // tracks how many times we have retried sending to the card. 394 395 enum ClockSourceIndex clkSrcRate; // sample rate and clock source 396 397 enum ClockSourceType clkSource; // clock source 398 int clkRate; // clock rate 399 400 int volumePhase[kAudioChannels]; 401 402 u16 leftADCInSens; // ADC left channel input sensitivity 403 u16 rightADCInSens; // ADC right channel input sensitivity 404 405 int opencnt; // Open/Close count 406 int setcnt; // SetupForPlay count 407 int playcnt; // TriggerPlay count 408 int errorcnt; // Error Count 409 unsigned long totalerrorcnt; // Total Error Count 410 411 int dsp_is_loaded; 412 int dsp_stop_is_processed; 413 414 }; 415 416 MODULE_DESCRIPTION("korg1212"); 417 MODULE_LICENSE("GPL"); 418 MODULE_SUPPORTED_DEVICE("{{KORG,korg1212}}"); 419 #ifndef CONFIG_SND_KORG1212_FIRMWARE_IN_KERNEL 420 MODULE_FIRMWARE("korg/k1212.dsp"); 421 #endif 422 423 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ 424 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ 425 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */ 426 427 module_param_array(index, int, NULL, 0444); 428 MODULE_PARM_DESC(index, "Index value for Korg 1212 soundcard."); 429 module_param_array(id, charp, NULL, 0444); 430 MODULE_PARM_DESC(id, "ID string for Korg 1212 soundcard."); 431 module_param_array(enable, bool, NULL, 0444); 432 MODULE_PARM_DESC(enable, "Enable Korg 1212 soundcard."); 433 MODULE_AUTHOR("Haroldo Gamal <gamal@alternex.com.br>"); 434 435 static struct pci_device_id snd_korg1212_ids[] = { 436 { 437 .vendor = 0x10b5, 438 .device = 0x906d, 439 .subvendor = PCI_ANY_ID, 440 .subdevice = PCI_ANY_ID, 441 }, 442 { 0, }, 443 }; 444 445 MODULE_DEVICE_TABLE(pci, snd_korg1212_ids); 446 447 static char *stateName[] = { 448 "Non-existent", 449 "Uninitialized", 450 "DSP download in process", 451 "DSP download complete", 452 "Ready", 453 "Open", 454 "Setup for play", 455 "Playing", 456 "Monitor mode on", 457 "Calibrating", 458 "Invalid" 459 }; 460 461 static char *clockSourceTypeName[] = { "ADAT", "S/PDIF", "local" }; 462 463 static char *clockSourceName[] = { 464 "ADAT at 44.1 kHz", 465 "ADAT at 48 kHz", 466 "S/PDIF at 44.1 kHz", 467 "S/PDIF at 48 kHz", 468 "local clock at 44.1 kHz", 469 "local clock at 48 kHz" 470 }; 471 472 static char *channelName[] = { 473 "ADAT-1", 474 "ADAT-2", 475 "ADAT-3", 476 "ADAT-4", 477 "ADAT-5", 478 "ADAT-6", 479 "ADAT-7", 480 "ADAT-8", 481 "Analog-L", 482 "Analog-R", 483 "SPDIF-L", 484 "SPDIF-R", 485 }; 486 487 static u16 ClockSourceSelector[] = { 488 0x8000, // selects source as ADAT at 44.1 kHz 489 0x0000, // selects source as ADAT at 48 kHz 490 0x8001, // selects source as S/PDIF at 44.1 kHz 491 0x0001, // selects source as S/PDIF at 48 kHz 492 0x8002, // selects source as local clock at 44.1 kHz 493 0x0002 // selects source as local clock at 48 kHz 494 }; 495 496 union swap_u32 { unsigned char c[4]; u32 i; }; 497 498 #ifdef SNDRV_BIG_ENDIAN 499 static u32 LowerWordSwap(u32 swappee) 500 #else 501 static u32 UpperWordSwap(u32 swappee) 502 #endif 503 { 504 union swap_u32 retVal, swapper; 505 506 swapper.i = swappee; 507 retVal.c[2] = swapper.c[3]; 508 retVal.c[3] = swapper.c[2]; 509 retVal.c[1] = swapper.c[1]; 510 retVal.c[0] = swapper.c[0]; 511 512 return retVal.i; 513 } 514 515 #ifdef SNDRV_BIG_ENDIAN 516 static u32 UpperWordSwap(u32 swappee) 517 #else 518 static u32 LowerWordSwap(u32 swappee) 519 #endif 520 { 521 union swap_u32 retVal, swapper; 522 523 swapper.i = swappee; 524 retVal.c[2] = swapper.c[2]; 525 retVal.c[3] = swapper.c[3]; 526 retVal.c[1] = swapper.c[0]; 527 retVal.c[0] = swapper.c[1]; 528 529 return retVal.i; 530 } 531 532 #define SetBitInWord(theWord,bitPosition) (*theWord) |= (0x0001 << bitPosition) 533 #define SetBitInDWord(theWord,bitPosition) (*theWord) |= (0x00000001 << bitPosition) 534 #define ClearBitInWord(theWord,bitPosition) (*theWord) &= ~(0x0001 << bitPosition) 535 #define ClearBitInDWord(theWord,bitPosition) (*theWord) &= ~(0x00000001 << bitPosition) 536 537 static int snd_korg1212_Send1212Command(struct snd_korg1212 *korg1212, 538 enum korg1212_dbcnst doorbellVal, 539 u32 mailBox0Val, u32 mailBox1Val, 540 u32 mailBox2Val, u32 mailBox3Val) 541 { 542 u32 retryCount; 543 u16 mailBox3Lo; 544 int rc = K1212_CMDRET_Success; 545 546 if (!korg1212->outDoorbellPtr) { 547 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: CardUninitialized\n"); 548 return K1212_CMDRET_CardUninitialized; 549 } 550 551 K1212_DEBUG_PRINTK("K1212_DEBUG: Card <- 0x%08x 0x%08x [%s]\n", 552 doorbellVal, mailBox0Val, stateName[korg1212->cardState]); 553 for (retryCount = 0; retryCount < MAX_COMMAND_RETRIES; retryCount++) { 554 writel(mailBox3Val, korg1212->mailbox3Ptr); 555 writel(mailBox2Val, korg1212->mailbox2Ptr); 556 writel(mailBox1Val, korg1212->mailbox1Ptr); 557 writel(mailBox0Val, korg1212->mailbox0Ptr); 558 writel(doorbellVal, korg1212->outDoorbellPtr); // interrupt the card 559 560 // -------------------------------------------------------------- 561 // the reboot command will not give an acknowledgement. 562 // -------------------------------------------------------------- 563 if ( doorbellVal == K1212_DB_RebootCard || 564 doorbellVal == K1212_DB_BootFromDSPPage4 || 565 doorbellVal == K1212_DB_StartDSPDownload ) { 566 rc = K1212_CMDRET_Success; 567 break; 568 } 569 570 // -------------------------------------------------------------- 571 // See if the card acknowledged the command. Wait a bit, then 572 // read in the low word of mailbox3. If the MSB is set and the 573 // low byte is equal to the doorbell value, then it ack'd. 574 // -------------------------------------------------------------- 575 udelay(COMMAND_ACK_DELAY); 576 mailBox3Lo = readl(korg1212->mailbox3Ptr); 577 if (mailBox3Lo & COMMAND_ACK_MASK) { 578 if ((mailBox3Lo & DOORBELL_VAL_MASK) == (doorbellVal & DOORBELL_VAL_MASK)) { 579 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: Card <- Success\n"); 580 rc = K1212_CMDRET_Success; 581 break; 582 } 583 } 584 } 585 korg1212->cmdRetryCount += retryCount; 586 587 if (retryCount >= MAX_COMMAND_RETRIES) { 588 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: Card <- NoAckFromCard\n"); 589 rc = K1212_CMDRET_NoAckFromCard; 590 } 591 592 return rc; 593 } 594 595 /* spinlock already held */ 596 static void snd_korg1212_SendStop(struct snd_korg1212 *korg1212) 597 { 598 if (! korg1212->stop_pending_cnt) { 599 korg1212->sharedBufferPtr->cardCommand = 0xffffffff; 600 /* program the timer */ 601 korg1212->stop_pending_cnt = HZ; 602 korg1212->timer.expires = jiffies + 1; 603 add_timer(&korg1212->timer); 604 } 605 } 606 607 static void snd_korg1212_SendStopAndWait(struct snd_korg1212 *korg1212) 608 { 609 unsigned long flags; 610 spin_lock_irqsave(&korg1212->lock, flags); 611 korg1212->dsp_stop_is_processed = 0; 612 snd_korg1212_SendStop(korg1212); 613 spin_unlock_irqrestore(&korg1212->lock, flags); 614 wait_event_timeout(korg1212->wait, korg1212->dsp_stop_is_processed, (HZ * 3) / 2); 615 } 616 617 /* timer callback for checking the ack of stop request */ 618 static void snd_korg1212_timer_func(unsigned long data) 619 { 620 struct snd_korg1212 *korg1212 = (struct snd_korg1212 *) data; 621 unsigned long flags; 622 623 spin_lock_irqsave(&korg1212->lock, flags); 624 if (korg1212->sharedBufferPtr->cardCommand == 0) { 625 /* ack'ed */ 626 korg1212->stop_pending_cnt = 0; 627 korg1212->dsp_stop_is_processed = 1; 628 wake_up(&korg1212->wait); 629 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: Stop ack'ed [%s]\n", 630 stateName[korg1212->cardState]); 631 } else { 632 if (--korg1212->stop_pending_cnt > 0) { 633 /* reprogram timer */ 634 korg1212->timer.expires = jiffies + 1; 635 add_timer(&korg1212->timer); 636 } else { 637 snd_printd("korg1212_timer_func timeout\n"); 638 korg1212->sharedBufferPtr->cardCommand = 0; 639 korg1212->dsp_stop_is_processed = 1; 640 wake_up(&korg1212->wait); 641 K1212_DEBUG_PRINTK("K1212_DEBUG: Stop timeout [%s]\n", 642 stateName[korg1212->cardState]); 643 } 644 } 645 spin_unlock_irqrestore(&korg1212->lock, flags); 646 } 647 648 static int snd_korg1212_TurnOnIdleMonitor(struct snd_korg1212 *korg1212) 649 { 650 unsigned long flags; 651 int rc; 652 653 udelay(INTERCOMMAND_DELAY); 654 spin_lock_irqsave(&korg1212->lock, flags); 655 korg1212->idleMonitorOn = 1; 656 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 657 K1212_MODE_MonitorOn, 0, 0, 0); 658 spin_unlock_irqrestore(&korg1212->lock, flags); 659 return rc; 660 } 661 662 static void snd_korg1212_TurnOffIdleMonitor(struct snd_korg1212 *korg1212) 663 { 664 if (korg1212->idleMonitorOn) { 665 snd_korg1212_SendStopAndWait(korg1212); 666 korg1212->idleMonitorOn = 0; 667 } 668 } 669 670 static inline void snd_korg1212_setCardState(struct snd_korg1212 * korg1212, enum CardState csState) 671 { 672 korg1212->cardState = csState; 673 } 674 675 static int snd_korg1212_OpenCard(struct snd_korg1212 * korg1212) 676 { 677 K1212_DEBUG_PRINTK("K1212_DEBUG: OpenCard [%s] %d\n", 678 stateName[korg1212->cardState], korg1212->opencnt); 679 mutex_lock(&korg1212->open_mutex); 680 if (korg1212->opencnt++ == 0) { 681 snd_korg1212_TurnOffIdleMonitor(korg1212); 682 snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN); 683 } 684 685 mutex_unlock(&korg1212->open_mutex); 686 return 1; 687 } 688 689 static int snd_korg1212_CloseCard(struct snd_korg1212 * korg1212) 690 { 691 K1212_DEBUG_PRINTK("K1212_DEBUG: CloseCard [%s] %d\n", 692 stateName[korg1212->cardState], korg1212->opencnt); 693 694 mutex_lock(&korg1212->open_mutex); 695 if (--(korg1212->opencnt)) { 696 mutex_unlock(&korg1212->open_mutex); 697 return 0; 698 } 699 700 if (korg1212->cardState == K1212_STATE_SETUP) { 701 int rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 702 K1212_MODE_StopPlay, 0, 0, 0); 703 if (rc) 704 K1212_DEBUG_PRINTK("K1212_DEBUG: CloseCard - RC = %d [%s]\n", 705 rc, stateName[korg1212->cardState]); 706 if (rc != K1212_CMDRET_Success) { 707 mutex_unlock(&korg1212->open_mutex); 708 return 0; 709 } 710 } else if (korg1212->cardState > K1212_STATE_SETUP) { 711 snd_korg1212_SendStopAndWait(korg1212); 712 } 713 714 if (korg1212->cardState > K1212_STATE_READY) { 715 snd_korg1212_TurnOnIdleMonitor(korg1212); 716 snd_korg1212_setCardState(korg1212, K1212_STATE_READY); 717 } 718 719 mutex_unlock(&korg1212->open_mutex); 720 return 0; 721 } 722 723 /* spinlock already held */ 724 static int snd_korg1212_SetupForPlay(struct snd_korg1212 * korg1212) 725 { 726 int rc; 727 728 K1212_DEBUG_PRINTK("K1212_DEBUG: SetupForPlay [%s] %d\n", 729 stateName[korg1212->cardState], korg1212->setcnt); 730 731 if (korg1212->setcnt++) 732 return 0; 733 734 snd_korg1212_setCardState(korg1212, K1212_STATE_SETUP); 735 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 736 K1212_MODE_SetupPlay, 0, 0, 0); 737 if (rc) 738 K1212_DEBUG_PRINTK("K1212_DEBUG: SetupForPlay - RC = %d [%s]\n", 739 rc, stateName[korg1212->cardState]); 740 if (rc != K1212_CMDRET_Success) { 741 return 1; 742 } 743 return 0; 744 } 745 746 /* spinlock already held */ 747 static int snd_korg1212_TriggerPlay(struct snd_korg1212 * korg1212) 748 { 749 int rc; 750 751 K1212_DEBUG_PRINTK("K1212_DEBUG: TriggerPlay [%s] %d\n", 752 stateName[korg1212->cardState], korg1212->playcnt); 753 754 if (korg1212->playcnt++) 755 return 0; 756 757 snd_korg1212_setCardState(korg1212, K1212_STATE_PLAYING); 758 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_TriggerPlay, 0, 0, 0, 0); 759 if (rc) 760 K1212_DEBUG_PRINTK("K1212_DEBUG: TriggerPlay - RC = %d [%s]\n", 761 rc, stateName[korg1212->cardState]); 762 if (rc != K1212_CMDRET_Success) { 763 return 1; 764 } 765 return 0; 766 } 767 768 /* spinlock already held */ 769 static int snd_korg1212_StopPlay(struct snd_korg1212 * korg1212) 770 { 771 K1212_DEBUG_PRINTK("K1212_DEBUG: StopPlay [%s] %d\n", 772 stateName[korg1212->cardState], korg1212->playcnt); 773 774 if (--(korg1212->playcnt)) 775 return 0; 776 777 korg1212->setcnt = 0; 778 779 if (korg1212->cardState != K1212_STATE_ERRORSTOP) 780 snd_korg1212_SendStop(korg1212); 781 782 snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN); 783 return 0; 784 } 785 786 static void snd_korg1212_EnableCardInterrupts(struct snd_korg1212 * korg1212) 787 { 788 writel(PCI_INT_ENABLE_BIT | 789 PCI_DOORBELL_INT_ENABLE_BIT | 790 LOCAL_INT_ENABLE_BIT | 791 LOCAL_DOORBELL_INT_ENABLE_BIT | 792 LOCAL_DMA1_INT_ENABLE_BIT, 793 korg1212->statusRegPtr); 794 } 795 796 #if 0 /* not used */ 797 798 static int snd_korg1212_SetMonitorMode(struct snd_korg1212 *korg1212, 799 enum MonitorModeSelector mode) 800 { 801 K1212_DEBUG_PRINTK("K1212_DEBUG: SetMonitorMode [%s]\n", 802 stateName[korg1212->cardState]); 803 804 switch (mode) { 805 case K1212_MONMODE_Off: 806 if (korg1212->cardState != K1212_STATE_MONITOR) 807 return 0; 808 else { 809 snd_korg1212_SendStopAndWait(korg1212); 810 snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN); 811 } 812 break; 813 814 case K1212_MONMODE_On: 815 if (korg1212->cardState != K1212_STATE_OPEN) 816 return 0; 817 else { 818 int rc; 819 snd_korg1212_setCardState(korg1212, K1212_STATE_MONITOR); 820 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 821 K1212_MODE_MonitorOn, 0, 0, 0); 822 if (rc != K1212_CMDRET_Success) 823 return 0; 824 } 825 break; 826 827 default: 828 return 0; 829 } 830 831 return 1; 832 } 833 834 #endif /* not used */ 835 836 static inline int snd_korg1212_use_is_exclusive(struct snd_korg1212 *korg1212) 837 { 838 if (korg1212->playback_pid != korg1212->capture_pid && 839 korg1212->playback_pid >= 0 && korg1212->capture_pid >= 0) 840 return 0; 841 842 return 1; 843 } 844 845 static int snd_korg1212_SetRate(struct snd_korg1212 *korg1212, int rate) 846 { 847 static enum ClockSourceIndex s44[] = { 848 K1212_CLKIDX_AdatAt44_1K, 849 K1212_CLKIDX_WordAt44_1K, 850 K1212_CLKIDX_LocalAt44_1K 851 }; 852 static enum ClockSourceIndex s48[] = { 853 K1212_CLKIDX_AdatAt48K, 854 K1212_CLKIDX_WordAt48K, 855 K1212_CLKIDX_LocalAt48K 856 }; 857 int parm, rc; 858 859 if (!snd_korg1212_use_is_exclusive (korg1212)) 860 return -EBUSY; 861 862 switch (rate) { 863 case 44100: 864 parm = s44[korg1212->clkSource]; 865 break; 866 867 case 48000: 868 parm = s48[korg1212->clkSource]; 869 break; 870 871 default: 872 return -EINVAL; 873 } 874 875 korg1212->clkSrcRate = parm; 876 korg1212->clkRate = rate; 877 878 udelay(INTERCOMMAND_DELAY); 879 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SetClockSourceRate, 880 ClockSourceSelector[korg1212->clkSrcRate], 881 0, 0, 0); 882 if (rc) 883 K1212_DEBUG_PRINTK("K1212_DEBUG: Set Clock Source Selector - RC = %d [%s]\n", 884 rc, stateName[korg1212->cardState]); 885 886 return 0; 887 } 888 889 static int snd_korg1212_SetClockSource(struct snd_korg1212 *korg1212, int source) 890 { 891 892 if (source < 0 || source > 2) 893 return -EINVAL; 894 895 korg1212->clkSource = source; 896 897 snd_korg1212_SetRate(korg1212, korg1212->clkRate); 898 899 return 0; 900 } 901 902 static void snd_korg1212_DisableCardInterrupts(struct snd_korg1212 *korg1212) 903 { 904 writel(0, korg1212->statusRegPtr); 905 } 906 907 static int snd_korg1212_WriteADCSensitivity(struct snd_korg1212 *korg1212) 908 { 909 struct SensBits sensVals; 910 int bitPosition; 911 int channel; 912 int clkIs48K; 913 int monModeSet; 914 u16 controlValue; // this keeps the current value to be written to 915 // the card's eeprom control register. 916 u16 count; 917 unsigned long flags; 918 919 K1212_DEBUG_PRINTK("K1212_DEBUG: WriteADCSensivity [%s]\n", 920 stateName[korg1212->cardState]); 921 922 // ---------------------------------------------------------------------------- 923 // initialize things. The local init bit is always set when writing to the 924 // card's control register. 925 // ---------------------------------------------------------------------------- 926 controlValue = 0; 927 SetBitInWord(&controlValue, SET_SENS_LOCALINIT_BITPOS); // init the control value 928 929 // ---------------------------------------------------------------------------- 930 // make sure the card is not in monitor mode when we do this update. 931 // ---------------------------------------------------------------------------- 932 if (korg1212->cardState == K1212_STATE_MONITOR || korg1212->idleMonitorOn) { 933 monModeSet = 1; 934 snd_korg1212_SendStopAndWait(korg1212); 935 } else 936 monModeSet = 0; 937 938 spin_lock_irqsave(&korg1212->lock, flags); 939 940 // ---------------------------------------------------------------------------- 941 // we are about to send new values to the card, so clear the new values queued 942 // flag. Also, clear out mailbox 3, so we don't lockup. 943 // ---------------------------------------------------------------------------- 944 writel(0, korg1212->mailbox3Ptr); 945 udelay(LOADSHIFT_DELAY); 946 947 // ---------------------------------------------------------------------------- 948 // determine whether we are running a 48K or 44.1K clock. This info is used 949 // later when setting the SPDIF FF after the volume has been shifted in. 950 // ---------------------------------------------------------------------------- 951 switch (korg1212->clkSrcRate) { 952 case K1212_CLKIDX_AdatAt44_1K: 953 case K1212_CLKIDX_WordAt44_1K: 954 case K1212_CLKIDX_LocalAt44_1K: 955 clkIs48K = 0; 956 break; 957 958 case K1212_CLKIDX_WordAt48K: 959 case K1212_CLKIDX_AdatAt48K: 960 case K1212_CLKIDX_LocalAt48K: 961 default: 962 clkIs48K = 1; 963 break; 964 } 965 966 // ---------------------------------------------------------------------------- 967 // start the update. Setup the bit structure and then shift the bits. 968 // ---------------------------------------------------------------------------- 969 sensVals.l.v.leftChanId = SET_SENS_LEFTCHANID; 970 sensVals.r.v.rightChanId = SET_SENS_RIGHTCHANID; 971 sensVals.l.v.leftChanVal = korg1212->leftADCInSens; 972 sensVals.r.v.rightChanVal = korg1212->rightADCInSens; 973 974 // ---------------------------------------------------------------------------- 975 // now start shifting the bits in. Start with the left channel then the right. 976 // ---------------------------------------------------------------------------- 977 for (channel = 0; channel < 2; channel++) { 978 979 // ---------------------------------------------------------------------------- 980 // Bring the load/shift line low, then wait - the spec says >150ns from load/ 981 // shift low to the first rising edge of the clock. 982 // ---------------------------------------------------------------------------- 983 ClearBitInWord(&controlValue, SET_SENS_LOADSHIFT_BITPOS); 984 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); 985 writew(controlValue, korg1212->sensRegPtr); // load/shift goes low 986 udelay(LOADSHIFT_DELAY); 987 988 for (bitPosition = 15; bitPosition >= 0; bitPosition--) { // for all the bits 989 if (channel == 0) { 990 if (sensVals.l.leftSensBits & (0x0001 << bitPosition)) 991 SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set high 992 else 993 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set low 994 } else { 995 if (sensVals.r.rightSensBits & (0x0001 << bitPosition)) 996 SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set high 997 else 998 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set low 999 } 1000 1001 ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 1002 writew(controlValue, korg1212->sensRegPtr); // clock goes low 1003 udelay(SENSCLKPULSE_WIDTH); 1004 SetBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 1005 writew(controlValue, korg1212->sensRegPtr); // clock goes high 1006 udelay(SENSCLKPULSE_WIDTH); 1007 } 1008 1009 // ---------------------------------------------------------------------------- 1010 // finish up SPDIF for left. Bring the load/shift line high, then write a one 1011 // bit if the clock rate is 48K otherwise write 0. 1012 // ---------------------------------------------------------------------------- 1013 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); 1014 ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 1015 SetBitInWord(&controlValue, SET_SENS_LOADSHIFT_BITPOS); 1016 writew(controlValue, korg1212->sensRegPtr); // load shift goes high - clk low 1017 udelay(SENSCLKPULSE_WIDTH); 1018 1019 if (clkIs48K) 1020 SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS); 1021 1022 writew(controlValue, korg1212->sensRegPtr); // set/clear data bit 1023 udelay(ONE_RTC_TICK); 1024 SetBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 1025 writew(controlValue, korg1212->sensRegPtr); // clock goes high 1026 udelay(SENSCLKPULSE_WIDTH); 1027 ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS); 1028 writew(controlValue, korg1212->sensRegPtr); // clock goes low 1029 udelay(SENSCLKPULSE_WIDTH); 1030 } 1031 1032 // ---------------------------------------------------------------------------- 1033 // The update is complete. Set a timeout. This is the inter-update delay. 1034 // Also, if the card was in monitor mode, restore it. 1035 // ---------------------------------------------------------------------------- 1036 for (count = 0; count < 10; count++) 1037 udelay(SENSCLKPULSE_WIDTH); 1038 1039 if (monModeSet) { 1040 int rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode, 1041 K1212_MODE_MonitorOn, 0, 0, 0); 1042 if (rc) 1043 K1212_DEBUG_PRINTK("K1212_DEBUG: WriteADCSensivity - RC = %d [%s]\n", 1044 rc, stateName[korg1212->cardState]); 1045 } 1046 1047 spin_unlock_irqrestore(&korg1212->lock, flags); 1048 1049 return 1; 1050 } 1051 1052 static void snd_korg1212_OnDSPDownloadComplete(struct snd_korg1212 *korg1212) 1053 { 1054 int channel, rc; 1055 1056 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP download is complete. [%s]\n", 1057 stateName[korg1212->cardState]); 1058 1059 // ---------------------------------------------------- 1060 // tell the card to boot 1061 // ---------------------------------------------------- 1062 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_BootFromDSPPage4, 0, 0, 0, 0); 1063 1064 if (rc) 1065 K1212_DEBUG_PRINTK("K1212_DEBUG: Boot from Page 4 - RC = %d [%s]\n", 1066 rc, stateName[korg1212->cardState]); 1067 msleep(DSP_BOOT_DELAY_IN_MS); 1068 1069 // -------------------------------------------------------------------------------- 1070 // Let the card know where all the buffers are. 1071 // -------------------------------------------------------------------------------- 1072 rc = snd_korg1212_Send1212Command(korg1212, 1073 K1212_DB_ConfigureBufferMemory, 1074 LowerWordSwap(korg1212->PlayDataPhy), 1075 LowerWordSwap(korg1212->RecDataPhy), 1076 ((kNumBuffers * kPlayBufferFrames) / 2), // size given to the card 1077 // is based on 2 buffers 1078 0 1079 ); 1080 1081 if (rc) 1082 K1212_DEBUG_PRINTK("K1212_DEBUG: Configure Buffer Memory - RC = %d [%s]\n", 1083 rc, stateName[korg1212->cardState]); 1084 1085 udelay(INTERCOMMAND_DELAY); 1086 1087 rc = snd_korg1212_Send1212Command(korg1212, 1088 K1212_DB_ConfigureMiscMemory, 1089 LowerWordSwap(korg1212->VolumeTablePhy), 1090 LowerWordSwap(korg1212->RoutingTablePhy), 1091 LowerWordSwap(korg1212->AdatTimeCodePhy), 1092 0 1093 ); 1094 1095 if (rc) 1096 K1212_DEBUG_PRINTK("K1212_DEBUG: Configure Misc Memory - RC = %d [%s]\n", 1097 rc, stateName[korg1212->cardState]); 1098 1099 // -------------------------------------------------------------------------------- 1100 // Initialize the routing and volume tables, then update the card's state. 1101 // -------------------------------------------------------------------------------- 1102 udelay(INTERCOMMAND_DELAY); 1103 1104 for (channel = 0; channel < kAudioChannels; channel++) { 1105 korg1212->sharedBufferPtr->volumeData[channel] = k1212MaxVolume; 1106 //korg1212->sharedBufferPtr->routeData[channel] = channel; 1107 korg1212->sharedBufferPtr->routeData[channel] = 8 + (channel & 1); 1108 } 1109 1110 snd_korg1212_WriteADCSensitivity(korg1212); 1111 1112 udelay(INTERCOMMAND_DELAY); 1113 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SetClockSourceRate, 1114 ClockSourceSelector[korg1212->clkSrcRate], 1115 0, 0, 0); 1116 if (rc) 1117 K1212_DEBUG_PRINTK("K1212_DEBUG: Set Clock Source Selector - RC = %d [%s]\n", 1118 rc, stateName[korg1212->cardState]); 1119 1120 rc = snd_korg1212_TurnOnIdleMonitor(korg1212); 1121 snd_korg1212_setCardState(korg1212, K1212_STATE_READY); 1122 1123 if (rc) 1124 K1212_DEBUG_PRINTK("K1212_DEBUG: Set Monitor On - RC = %d [%s]\n", 1125 rc, stateName[korg1212->cardState]); 1126 1127 snd_korg1212_setCardState(korg1212, K1212_STATE_DSP_COMPLETE); 1128 } 1129 1130 static irqreturn_t snd_korg1212_interrupt(int irq, void *dev_id) 1131 { 1132 u32 doorbellValue; 1133 struct snd_korg1212 *korg1212 = dev_id; 1134 1135 doorbellValue = readl(korg1212->inDoorbellPtr); 1136 1137 if (!doorbellValue) 1138 return IRQ_NONE; 1139 1140 spin_lock(&korg1212->lock); 1141 1142 writel(doorbellValue, korg1212->inDoorbellPtr); 1143 1144 korg1212->irqcount++; 1145 1146 korg1212->inIRQ++; 1147 1148 switch (doorbellValue) { 1149 case K1212_DB_DSPDownloadDone: 1150 K1212_DEBUG_PRINTK("K1212_DEBUG: IRQ DNLD count - %ld, %x, [%s].\n", 1151 korg1212->irqcount, doorbellValue, 1152 stateName[korg1212->cardState]); 1153 if (korg1212->cardState == K1212_STATE_DSP_IN_PROCESS) { 1154 korg1212->dsp_is_loaded = 1; 1155 wake_up(&korg1212->wait); 1156 } 1157 break; 1158 1159 // ------------------------------------------------------------------------ 1160 // an error occurred - stop the card 1161 // ------------------------------------------------------------------------ 1162 case K1212_DB_DMAERROR: 1163 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: IRQ DMAE count - %ld, %x, [%s].\n", 1164 korg1212->irqcount, doorbellValue, 1165 stateName[korg1212->cardState]); 1166 snd_printk(KERN_ERR "korg1212: DMA Error\n"); 1167 korg1212->errorcnt++; 1168 korg1212->totalerrorcnt++; 1169 korg1212->sharedBufferPtr->cardCommand = 0; 1170 snd_korg1212_setCardState(korg1212, K1212_STATE_ERRORSTOP); 1171 break; 1172 1173 // ------------------------------------------------------------------------ 1174 // the card has stopped by our request. Clear the command word and signal 1175 // the semaphore in case someone is waiting for this. 1176 // ------------------------------------------------------------------------ 1177 case K1212_DB_CARDSTOPPED: 1178 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: IRQ CSTP count - %ld, %x, [%s].\n", 1179 korg1212->irqcount, doorbellValue, 1180 stateName[korg1212->cardState]); 1181 korg1212->sharedBufferPtr->cardCommand = 0; 1182 break; 1183 1184 default: 1185 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: IRQ DFLT count - %ld, %x, cpos=%d [%s].\n", 1186 korg1212->irqcount, doorbellValue, 1187 korg1212->currentBuffer, stateName[korg1212->cardState]); 1188 if ((korg1212->cardState > K1212_STATE_SETUP) || korg1212->idleMonitorOn) { 1189 korg1212->currentBuffer++; 1190 1191 if (korg1212->currentBuffer >= kNumBuffers) 1192 korg1212->currentBuffer = 0; 1193 1194 if (!korg1212->running) 1195 break; 1196 1197 if (korg1212->capture_substream) { 1198 spin_unlock(&korg1212->lock); 1199 snd_pcm_period_elapsed(korg1212->capture_substream); 1200 spin_lock(&korg1212->lock); 1201 } 1202 1203 if (korg1212->playback_substream) { 1204 spin_unlock(&korg1212->lock); 1205 snd_pcm_period_elapsed(korg1212->playback_substream); 1206 spin_lock(&korg1212->lock); 1207 } 1208 } 1209 break; 1210 } 1211 1212 korg1212->inIRQ--; 1213 1214 spin_unlock(&korg1212->lock); 1215 1216 return IRQ_HANDLED; 1217 } 1218 1219 static int snd_korg1212_downloadDSPCode(struct snd_korg1212 *korg1212) 1220 { 1221 int rc; 1222 1223 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP download is starting... [%s]\n", 1224 stateName[korg1212->cardState]); 1225 1226 // --------------------------------------------------------------- 1227 // verify the state of the card before proceeding. 1228 // --------------------------------------------------------------- 1229 if (korg1212->cardState >= K1212_STATE_DSP_IN_PROCESS) 1230 return 1; 1231 1232 snd_korg1212_setCardState(korg1212, K1212_STATE_DSP_IN_PROCESS); 1233 1234 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_StartDSPDownload, 1235 UpperWordSwap(korg1212->dma_dsp.addr), 1236 0, 0, 0); 1237 if (rc) 1238 K1212_DEBUG_PRINTK("K1212_DEBUG: Start DSP Download RC = %d [%s]\n", 1239 rc, stateName[korg1212->cardState]); 1240 1241 korg1212->dsp_is_loaded = 0; 1242 wait_event_timeout(korg1212->wait, korg1212->dsp_is_loaded, HZ * CARD_BOOT_TIMEOUT); 1243 if (! korg1212->dsp_is_loaded ) 1244 return -EBUSY; /* timeout */ 1245 1246 snd_korg1212_OnDSPDownloadComplete(korg1212); 1247 1248 return 0; 1249 } 1250 1251 static struct snd_pcm_hardware snd_korg1212_playback_info = 1252 { 1253 .info = (SNDRV_PCM_INFO_MMAP | 1254 SNDRV_PCM_INFO_MMAP_VALID | 1255 SNDRV_PCM_INFO_INTERLEAVED), 1256 .formats = SNDRV_PCM_FMTBIT_S16_LE, 1257 .rates = (SNDRV_PCM_RATE_44100 | 1258 SNDRV_PCM_RATE_48000), 1259 .rate_min = 44100, 1260 .rate_max = 48000, 1261 .channels_min = K1212_MIN_CHANNELS, 1262 .channels_max = K1212_MAX_CHANNELS, 1263 .buffer_bytes_max = K1212_MAX_BUF_SIZE, 1264 .period_bytes_min = K1212_MIN_CHANNELS * 2 * kPlayBufferFrames, 1265 .period_bytes_max = K1212_MAX_CHANNELS * 2 * kPlayBufferFrames, 1266 .periods_min = K1212_PERIODS, 1267 .periods_max = K1212_PERIODS, 1268 .fifo_size = 0, 1269 }; 1270 1271 static struct snd_pcm_hardware snd_korg1212_capture_info = 1272 { 1273 .info = (SNDRV_PCM_INFO_MMAP | 1274 SNDRV_PCM_INFO_MMAP_VALID | 1275 SNDRV_PCM_INFO_INTERLEAVED), 1276 .formats = SNDRV_PCM_FMTBIT_S16_LE, 1277 .rates = (SNDRV_PCM_RATE_44100 | 1278 SNDRV_PCM_RATE_48000), 1279 .rate_min = 44100, 1280 .rate_max = 48000, 1281 .channels_min = K1212_MIN_CHANNELS, 1282 .channels_max = K1212_MAX_CHANNELS, 1283 .buffer_bytes_max = K1212_MAX_BUF_SIZE, 1284 .period_bytes_min = K1212_MIN_CHANNELS * 2 * kPlayBufferFrames, 1285 .period_bytes_max = K1212_MAX_CHANNELS * 2 * kPlayBufferFrames, 1286 .periods_min = K1212_PERIODS, 1287 .periods_max = K1212_PERIODS, 1288 .fifo_size = 0, 1289 }; 1290 1291 static int snd_korg1212_silence(struct snd_korg1212 *korg1212, int pos, int count, int offset, int size) 1292 { 1293 struct KorgAudioFrame * dst = korg1212->playDataBufsPtr[0].bufferData + pos; 1294 int i; 1295 1296 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_silence pos=%d offset=%d size=%d count=%d\n", 1297 pos, offset, size, count); 1298 snd_assert(pos + count <= K1212_MAX_SAMPLES, return -EINVAL); 1299 1300 for (i=0; i < count; i++) { 1301 #if K1212_DEBUG_LEVEL > 0 1302 if ( (void *) dst < (void *) korg1212->playDataBufsPtr || 1303 (void *) dst > (void *) korg1212->playDataBufsPtr[8].bufferData ) { 1304 printk(KERN_DEBUG "K1212_DEBUG: snd_korg1212_silence KERNEL EFAULT dst=%p iter=%d\n", 1305 dst, i); 1306 return -EFAULT; 1307 } 1308 #endif 1309 memset((void*) dst + offset, 0, size); 1310 dst++; 1311 } 1312 1313 return 0; 1314 } 1315 1316 static int snd_korg1212_copy_to(struct snd_korg1212 *korg1212, void __user *dst, int pos, int count, int offset, int size) 1317 { 1318 struct KorgAudioFrame * src = korg1212->recordDataBufsPtr[0].bufferData + pos; 1319 int i, rc; 1320 1321 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_copy_to pos=%d offset=%d size=%d\n", 1322 pos, offset, size); 1323 snd_assert(pos + count <= K1212_MAX_SAMPLES, return -EINVAL); 1324 1325 for (i=0; i < count; i++) { 1326 #if K1212_DEBUG_LEVEL > 0 1327 if ( (void *) src < (void *) korg1212->recordDataBufsPtr || 1328 (void *) src > (void *) korg1212->recordDataBufsPtr[8].bufferData ) { 1329 printk(KERN_DEBUG "K1212_DEBUG: snd_korg1212_copy_to KERNEL EFAULT, src=%p dst=%p iter=%d\n", src, dst, i); 1330 return -EFAULT; 1331 } 1332 #endif 1333 rc = copy_to_user(dst + offset, src, size); 1334 if (rc) { 1335 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_copy_to USER EFAULT src=%p dst=%p iter=%d\n", src, dst, i); 1336 return -EFAULT; 1337 } 1338 src++; 1339 dst += size; 1340 } 1341 1342 return 0; 1343 } 1344 1345 static int snd_korg1212_copy_from(struct snd_korg1212 *korg1212, void __user *src, int pos, int count, int offset, int size) 1346 { 1347 struct KorgAudioFrame * dst = korg1212->playDataBufsPtr[0].bufferData + pos; 1348 int i, rc; 1349 1350 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_copy_from pos=%d offset=%d size=%d count=%d\n", 1351 pos, offset, size, count); 1352 1353 snd_assert(pos + count <= K1212_MAX_SAMPLES, return -EINVAL); 1354 1355 for (i=0; i < count; i++) { 1356 #if K1212_DEBUG_LEVEL > 0 1357 if ( (void *) dst < (void *) korg1212->playDataBufsPtr || 1358 (void *) dst > (void *) korg1212->playDataBufsPtr[8].bufferData ) { 1359 printk(KERN_DEBUG "K1212_DEBUG: snd_korg1212_copy_from KERNEL EFAULT, src=%p dst=%p iter=%d\n", src, dst, i); 1360 return -EFAULT; 1361 } 1362 #endif 1363 rc = copy_from_user((void*) dst + offset, src, size); 1364 if (rc) { 1365 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_copy_from USER EFAULT src=%p dst=%p iter=%d\n", src, dst, i); 1366 return -EFAULT; 1367 } 1368 dst++; 1369 src += size; 1370 } 1371 1372 return 0; 1373 } 1374 1375 static void snd_korg1212_free_pcm(struct snd_pcm *pcm) 1376 { 1377 struct snd_korg1212 *korg1212 = pcm->private_data; 1378 1379 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_free_pcm [%s]\n", 1380 stateName[korg1212->cardState]); 1381 1382 korg1212->pcm = NULL; 1383 } 1384 1385 static int snd_korg1212_playback_open(struct snd_pcm_substream *substream) 1386 { 1387 unsigned long flags; 1388 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1389 struct snd_pcm_runtime *runtime = substream->runtime; 1390 1391 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_playback_open [%s]\n", 1392 stateName[korg1212->cardState]); 1393 1394 snd_pcm_set_sync(substream); // ??? 1395 1396 snd_korg1212_OpenCard(korg1212); 1397 1398 runtime->hw = snd_korg1212_playback_info; 1399 snd_pcm_set_runtime_buffer(substream, &korg1212->dma_play); 1400 1401 spin_lock_irqsave(&korg1212->lock, flags); 1402 1403 korg1212->playback_substream = substream; 1404 korg1212->playback_pid = current->pid; 1405 korg1212->periodsize = K1212_PERIODS; 1406 korg1212->channels = K1212_CHANNELS; 1407 korg1212->errorcnt = 0; 1408 1409 spin_unlock_irqrestore(&korg1212->lock, flags); 1410 1411 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, kPlayBufferFrames, kPlayBufferFrames); 1412 return 0; 1413 } 1414 1415 1416 static int snd_korg1212_capture_open(struct snd_pcm_substream *substream) 1417 { 1418 unsigned long flags; 1419 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1420 struct snd_pcm_runtime *runtime = substream->runtime; 1421 1422 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_capture_open [%s]\n", 1423 stateName[korg1212->cardState]); 1424 1425 snd_pcm_set_sync(substream); 1426 1427 snd_korg1212_OpenCard(korg1212); 1428 1429 runtime->hw = snd_korg1212_capture_info; 1430 snd_pcm_set_runtime_buffer(substream, &korg1212->dma_rec); 1431 1432 spin_lock_irqsave(&korg1212->lock, flags); 1433 1434 korg1212->capture_substream = substream; 1435 korg1212->capture_pid = current->pid; 1436 korg1212->periodsize = K1212_PERIODS; 1437 korg1212->channels = K1212_CHANNELS; 1438 1439 spin_unlock_irqrestore(&korg1212->lock, flags); 1440 1441 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, 1442 kPlayBufferFrames, kPlayBufferFrames); 1443 return 0; 1444 } 1445 1446 static int snd_korg1212_playback_close(struct snd_pcm_substream *substream) 1447 { 1448 unsigned long flags; 1449 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1450 1451 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_playback_close [%s]\n", 1452 stateName[korg1212->cardState]); 1453 1454 snd_korg1212_silence(korg1212, 0, K1212_MAX_SAMPLES, 0, korg1212->channels * 2); 1455 1456 spin_lock_irqsave(&korg1212->lock, flags); 1457 1458 korg1212->playback_pid = -1; 1459 korg1212->playback_substream = NULL; 1460 korg1212->periodsize = 0; 1461 1462 spin_unlock_irqrestore(&korg1212->lock, flags); 1463 1464 snd_korg1212_CloseCard(korg1212); 1465 return 0; 1466 } 1467 1468 static int snd_korg1212_capture_close(struct snd_pcm_substream *substream) 1469 { 1470 unsigned long flags; 1471 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1472 1473 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_capture_close [%s]\n", 1474 stateName[korg1212->cardState]); 1475 1476 spin_lock_irqsave(&korg1212->lock, flags); 1477 1478 korg1212->capture_pid = -1; 1479 korg1212->capture_substream = NULL; 1480 korg1212->periodsize = 0; 1481 1482 spin_unlock_irqrestore(&korg1212->lock, flags); 1483 1484 snd_korg1212_CloseCard(korg1212); 1485 return 0; 1486 } 1487 1488 static int snd_korg1212_ioctl(struct snd_pcm_substream *substream, 1489 unsigned int cmd, void *arg) 1490 { 1491 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_ioctl: cmd=%d\n", cmd); 1492 1493 if (cmd == SNDRV_PCM_IOCTL1_CHANNEL_INFO ) { 1494 struct snd_pcm_channel_info *info = arg; 1495 info->offset = 0; 1496 info->first = info->channel * 16; 1497 info->step = 256; 1498 K1212_DEBUG_PRINTK("K1212_DEBUG: channel_info %d:, offset=%ld, first=%d, step=%d\n", info->channel, info->offset, info->first, info->step); 1499 return 0; 1500 } 1501 1502 return snd_pcm_lib_ioctl(substream, cmd, arg); 1503 } 1504 1505 static int snd_korg1212_hw_params(struct snd_pcm_substream *substream, 1506 struct snd_pcm_hw_params *params) 1507 { 1508 unsigned long flags; 1509 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1510 int err; 1511 pid_t this_pid; 1512 pid_t other_pid; 1513 1514 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_hw_params [%s]\n", 1515 stateName[korg1212->cardState]); 1516 1517 spin_lock_irqsave(&korg1212->lock, flags); 1518 1519 if (substream->pstr->stream == SNDRV_PCM_STREAM_PLAYBACK) { 1520 this_pid = korg1212->playback_pid; 1521 other_pid = korg1212->capture_pid; 1522 } else { 1523 this_pid = korg1212->capture_pid; 1524 other_pid = korg1212->playback_pid; 1525 } 1526 1527 if ((other_pid > 0) && (this_pid != other_pid)) { 1528 1529 /* The other stream is open, and not by the same 1530 task as this one. Make sure that the parameters 1531 that matter are the same. 1532 */ 1533 1534 if ((int)params_rate(params) != korg1212->clkRate) { 1535 spin_unlock_irqrestore(&korg1212->lock, flags); 1536 _snd_pcm_hw_param_setempty(params, SNDRV_PCM_HW_PARAM_RATE); 1537 return -EBUSY; 1538 } 1539 1540 spin_unlock_irqrestore(&korg1212->lock, flags); 1541 return 0; 1542 } 1543 1544 if ((err = snd_korg1212_SetRate(korg1212, params_rate(params))) < 0) { 1545 spin_unlock_irqrestore(&korg1212->lock, flags); 1546 return err; 1547 } 1548 1549 korg1212->channels = params_channels(params); 1550 korg1212->periodsize = K1212_PERIOD_BYTES; 1551 1552 spin_unlock_irqrestore(&korg1212->lock, flags); 1553 1554 return 0; 1555 } 1556 1557 static int snd_korg1212_prepare(struct snd_pcm_substream *substream) 1558 { 1559 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1560 int rc; 1561 1562 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_prepare [%s]\n", 1563 stateName[korg1212->cardState]); 1564 1565 spin_lock_irq(&korg1212->lock); 1566 1567 /* FIXME: we should wait for ack! */ 1568 if (korg1212->stop_pending_cnt > 0) { 1569 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_prepare - Stop is pending... [%s]\n", 1570 stateName[korg1212->cardState]); 1571 spin_unlock_irq(&korg1212->lock); 1572 return -EAGAIN; 1573 /* 1574 korg1212->sharedBufferPtr->cardCommand = 0; 1575 del_timer(&korg1212->timer); 1576 korg1212->stop_pending_cnt = 0; 1577 */ 1578 } 1579 1580 rc = snd_korg1212_SetupForPlay(korg1212); 1581 1582 korg1212->currentBuffer = 0; 1583 1584 spin_unlock_irq(&korg1212->lock); 1585 1586 return rc ? -EINVAL : 0; 1587 } 1588 1589 static int snd_korg1212_trigger(struct snd_pcm_substream *substream, 1590 int cmd) 1591 { 1592 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1593 int rc; 1594 1595 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_trigger [%s] cmd=%d\n", 1596 stateName[korg1212->cardState], cmd); 1597 1598 spin_lock(&korg1212->lock); 1599 switch (cmd) { 1600 case SNDRV_PCM_TRIGGER_START: 1601 /* 1602 if (korg1212->running) { 1603 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_trigger: Already running?\n"); 1604 break; 1605 } 1606 */ 1607 korg1212->running++; 1608 rc = snd_korg1212_TriggerPlay(korg1212); 1609 break; 1610 1611 case SNDRV_PCM_TRIGGER_STOP: 1612 /* 1613 if (!korg1212->running) { 1614 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_trigger: Already stopped?\n"); 1615 break; 1616 } 1617 */ 1618 korg1212->running--; 1619 rc = snd_korg1212_StopPlay(korg1212); 1620 break; 1621 1622 default: 1623 rc = 1; 1624 break; 1625 } 1626 spin_unlock(&korg1212->lock); 1627 return rc ? -EINVAL : 0; 1628 } 1629 1630 static snd_pcm_uframes_t snd_korg1212_playback_pointer(struct snd_pcm_substream *substream) 1631 { 1632 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1633 snd_pcm_uframes_t pos; 1634 1635 pos = korg1212->currentBuffer * kPlayBufferFrames; 1636 1637 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_playback_pointer [%s] %ld\n", 1638 stateName[korg1212->cardState], pos); 1639 1640 return pos; 1641 } 1642 1643 static snd_pcm_uframes_t snd_korg1212_capture_pointer(struct snd_pcm_substream *substream) 1644 { 1645 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1646 snd_pcm_uframes_t pos; 1647 1648 pos = korg1212->currentBuffer * kPlayBufferFrames; 1649 1650 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_capture_pointer [%s] %ld\n", 1651 stateName[korg1212->cardState], pos); 1652 1653 return pos; 1654 } 1655 1656 static int snd_korg1212_playback_copy(struct snd_pcm_substream *substream, 1657 int channel, /* not used (interleaved data) */ 1658 snd_pcm_uframes_t pos, 1659 void __user *src, 1660 snd_pcm_uframes_t count) 1661 { 1662 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1663 1664 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_playback_copy [%s] %ld %ld\n", 1665 stateName[korg1212->cardState], pos, count); 1666 1667 return snd_korg1212_copy_from(korg1212, src, pos, count, 0, korg1212->channels * 2); 1668 1669 } 1670 1671 static int snd_korg1212_playback_silence(struct snd_pcm_substream *substream, 1672 int channel, /* not used (interleaved data) */ 1673 snd_pcm_uframes_t pos, 1674 snd_pcm_uframes_t count) 1675 { 1676 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1677 1678 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_playback_silence [%s]\n", 1679 stateName[korg1212->cardState]); 1680 1681 return snd_korg1212_silence(korg1212, pos, count, 0, korg1212->channels * 2); 1682 } 1683 1684 static int snd_korg1212_capture_copy(struct snd_pcm_substream *substream, 1685 int channel, /* not used (interleaved data) */ 1686 snd_pcm_uframes_t pos, 1687 void __user *dst, 1688 snd_pcm_uframes_t count) 1689 { 1690 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream); 1691 1692 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_capture_copy [%s] %ld %ld\n", 1693 stateName[korg1212->cardState], pos, count); 1694 1695 return snd_korg1212_copy_to(korg1212, dst, pos, count, 0, korg1212->channels * 2); 1696 } 1697 1698 static struct snd_pcm_ops snd_korg1212_playback_ops = { 1699 .open = snd_korg1212_playback_open, 1700 .close = snd_korg1212_playback_close, 1701 .ioctl = snd_korg1212_ioctl, 1702 .hw_params = snd_korg1212_hw_params, 1703 .prepare = snd_korg1212_prepare, 1704 .trigger = snd_korg1212_trigger, 1705 .pointer = snd_korg1212_playback_pointer, 1706 .copy = snd_korg1212_playback_copy, 1707 .silence = snd_korg1212_playback_silence, 1708 }; 1709 1710 static struct snd_pcm_ops snd_korg1212_capture_ops = { 1711 .open = snd_korg1212_capture_open, 1712 .close = snd_korg1212_capture_close, 1713 .ioctl = snd_korg1212_ioctl, 1714 .hw_params = snd_korg1212_hw_params, 1715 .prepare = snd_korg1212_prepare, 1716 .trigger = snd_korg1212_trigger, 1717 .pointer = snd_korg1212_capture_pointer, 1718 .copy = snd_korg1212_capture_copy, 1719 }; 1720 1721 /* 1722 * Control Interface 1723 */ 1724 1725 static int snd_korg1212_control_phase_info(struct snd_kcontrol *kcontrol, 1726 struct snd_ctl_elem_info *uinfo) 1727 { 1728 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; 1729 uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1; 1730 return 0; 1731 } 1732 1733 static int snd_korg1212_control_phase_get(struct snd_kcontrol *kcontrol, 1734 struct snd_ctl_elem_value *u) 1735 { 1736 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1737 int i = kcontrol->private_value; 1738 1739 spin_lock_irq(&korg1212->lock); 1740 1741 u->value.integer.value[0] = korg1212->volumePhase[i]; 1742 1743 if (i >= 8) 1744 u->value.integer.value[1] = korg1212->volumePhase[i+1]; 1745 1746 spin_unlock_irq(&korg1212->lock); 1747 1748 return 0; 1749 } 1750 1751 static int snd_korg1212_control_phase_put(struct snd_kcontrol *kcontrol, 1752 struct snd_ctl_elem_value *u) 1753 { 1754 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1755 int change = 0; 1756 int i, val; 1757 1758 spin_lock_irq(&korg1212->lock); 1759 1760 i = kcontrol->private_value; 1761 1762 korg1212->volumePhase[i] = u->value.integer.value[0]; 1763 1764 val = korg1212->sharedBufferPtr->volumeData[kcontrol->private_value]; 1765 1766 if ((u->value.integer.value[0] > 0) != (val < 0)) { 1767 val = abs(val) * (korg1212->volumePhase[i] > 0 ? -1 : 1); 1768 korg1212->sharedBufferPtr->volumeData[i] = val; 1769 change = 1; 1770 } 1771 1772 if (i >= 8) { 1773 korg1212->volumePhase[i+1] = u->value.integer.value[1]; 1774 1775 val = korg1212->sharedBufferPtr->volumeData[kcontrol->private_value+1]; 1776 1777 if ((u->value.integer.value[1] > 0) != (val < 0)) { 1778 val = abs(val) * (korg1212->volumePhase[i+1] > 0 ? -1 : 1); 1779 korg1212->sharedBufferPtr->volumeData[i+1] = val; 1780 change = 1; 1781 } 1782 } 1783 1784 spin_unlock_irq(&korg1212->lock); 1785 1786 return change; 1787 } 1788 1789 static int snd_korg1212_control_volume_info(struct snd_kcontrol *kcontrol, 1790 struct snd_ctl_elem_info *uinfo) 1791 { 1792 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 1793 uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1; 1794 uinfo->value.integer.min = k1212MinVolume; 1795 uinfo->value.integer.max = k1212MaxVolume; 1796 return 0; 1797 } 1798 1799 static int snd_korg1212_control_volume_get(struct snd_kcontrol *kcontrol, 1800 struct snd_ctl_elem_value *u) 1801 { 1802 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1803 int i; 1804 1805 spin_lock_irq(&korg1212->lock); 1806 1807 i = kcontrol->private_value; 1808 u->value.integer.value[0] = abs(korg1212->sharedBufferPtr->volumeData[i]); 1809 1810 if (i >= 8) 1811 u->value.integer.value[1] = abs(korg1212->sharedBufferPtr->volumeData[i+1]); 1812 1813 spin_unlock_irq(&korg1212->lock); 1814 1815 return 0; 1816 } 1817 1818 static int snd_korg1212_control_volume_put(struct snd_kcontrol *kcontrol, 1819 struct snd_ctl_elem_value *u) 1820 { 1821 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1822 int change = 0; 1823 int i; 1824 int val; 1825 1826 spin_lock_irq(&korg1212->lock); 1827 1828 i = kcontrol->private_value; 1829 1830 if (u->value.integer.value[0] != abs(korg1212->sharedBufferPtr->volumeData[i])) { 1831 val = korg1212->volumePhase[i] > 0 ? -1 : 1; 1832 val *= u->value.integer.value[0]; 1833 korg1212->sharedBufferPtr->volumeData[i] = val; 1834 change = 1; 1835 } 1836 1837 if (i >= 8) { 1838 if (u->value.integer.value[1] != abs(korg1212->sharedBufferPtr->volumeData[i+1])) { 1839 val = korg1212->volumePhase[i+1] > 0 ? -1 : 1; 1840 val *= u->value.integer.value[1]; 1841 korg1212->sharedBufferPtr->volumeData[i+1] = val; 1842 change = 1; 1843 } 1844 } 1845 1846 spin_unlock_irq(&korg1212->lock); 1847 1848 return change; 1849 } 1850 1851 static int snd_korg1212_control_route_info(struct snd_kcontrol *kcontrol, 1852 struct snd_ctl_elem_info *uinfo) 1853 { 1854 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; 1855 uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1; 1856 uinfo->value.enumerated.items = kAudioChannels; 1857 if (uinfo->value.enumerated.item > kAudioChannels-1) { 1858 uinfo->value.enumerated.item = kAudioChannels-1; 1859 } 1860 strcpy(uinfo->value.enumerated.name, channelName[uinfo->value.enumerated.item]); 1861 return 0; 1862 } 1863 1864 static int snd_korg1212_control_route_get(struct snd_kcontrol *kcontrol, 1865 struct snd_ctl_elem_value *u) 1866 { 1867 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1868 int i; 1869 1870 spin_lock_irq(&korg1212->lock); 1871 1872 i = kcontrol->private_value; 1873 u->value.enumerated.item[0] = korg1212->sharedBufferPtr->routeData[i]; 1874 1875 if (i >= 8) 1876 u->value.enumerated.item[1] = korg1212->sharedBufferPtr->routeData[i+1]; 1877 1878 spin_unlock_irq(&korg1212->lock); 1879 1880 return 0; 1881 } 1882 1883 static int snd_korg1212_control_route_put(struct snd_kcontrol *kcontrol, 1884 struct snd_ctl_elem_value *u) 1885 { 1886 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1887 int change = 0, i; 1888 1889 spin_lock_irq(&korg1212->lock); 1890 1891 i = kcontrol->private_value; 1892 1893 if (u->value.enumerated.item[0] != (unsigned) korg1212->sharedBufferPtr->volumeData[i]) { 1894 korg1212->sharedBufferPtr->routeData[i] = u->value.enumerated.item[0]; 1895 change = 1; 1896 } 1897 1898 if (i >= 8) { 1899 if (u->value.enumerated.item[1] != (unsigned) korg1212->sharedBufferPtr->volumeData[i+1]) { 1900 korg1212->sharedBufferPtr->routeData[i+1] = u->value.enumerated.item[1]; 1901 change = 1; 1902 } 1903 } 1904 1905 spin_unlock_irq(&korg1212->lock); 1906 1907 return change; 1908 } 1909 1910 static int snd_korg1212_control_info(struct snd_kcontrol *kcontrol, 1911 struct snd_ctl_elem_info *uinfo) 1912 { 1913 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 1914 uinfo->count = 2; 1915 uinfo->value.integer.min = k1212MaxADCSens; 1916 uinfo->value.integer.max = k1212MinADCSens; 1917 return 0; 1918 } 1919 1920 static int snd_korg1212_control_get(struct snd_kcontrol *kcontrol, 1921 struct snd_ctl_elem_value *u) 1922 { 1923 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1924 1925 spin_lock_irq(&korg1212->lock); 1926 1927 u->value.integer.value[0] = korg1212->leftADCInSens; 1928 u->value.integer.value[1] = korg1212->rightADCInSens; 1929 1930 spin_unlock_irq(&korg1212->lock); 1931 1932 return 0; 1933 } 1934 1935 static int snd_korg1212_control_put(struct snd_kcontrol *kcontrol, 1936 struct snd_ctl_elem_value *u) 1937 { 1938 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1939 int change = 0; 1940 1941 spin_lock_irq(&korg1212->lock); 1942 1943 if (u->value.integer.value[0] != korg1212->leftADCInSens) { 1944 korg1212->leftADCInSens = u->value.integer.value[0]; 1945 change = 1; 1946 } 1947 if (u->value.integer.value[1] != korg1212->rightADCInSens) { 1948 korg1212->rightADCInSens = u->value.integer.value[1]; 1949 change = 1; 1950 } 1951 1952 spin_unlock_irq(&korg1212->lock); 1953 1954 if (change) 1955 snd_korg1212_WriteADCSensitivity(korg1212); 1956 1957 return change; 1958 } 1959 1960 static int snd_korg1212_control_sync_info(struct snd_kcontrol *kcontrol, 1961 struct snd_ctl_elem_info *uinfo) 1962 { 1963 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; 1964 uinfo->count = 1; 1965 uinfo->value.enumerated.items = 3; 1966 if (uinfo->value.enumerated.item > 2) { 1967 uinfo->value.enumerated.item = 2; 1968 } 1969 strcpy(uinfo->value.enumerated.name, clockSourceTypeName[uinfo->value.enumerated.item]); 1970 return 0; 1971 } 1972 1973 static int snd_korg1212_control_sync_get(struct snd_kcontrol *kcontrol, 1974 struct snd_ctl_elem_value *ucontrol) 1975 { 1976 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1977 1978 spin_lock_irq(&korg1212->lock); 1979 1980 ucontrol->value.enumerated.item[0] = korg1212->clkSource; 1981 1982 spin_unlock_irq(&korg1212->lock); 1983 return 0; 1984 } 1985 1986 static int snd_korg1212_control_sync_put(struct snd_kcontrol *kcontrol, 1987 struct snd_ctl_elem_value *ucontrol) 1988 { 1989 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol); 1990 unsigned int val; 1991 int change; 1992 1993 val = ucontrol->value.enumerated.item[0] % 3; 1994 spin_lock_irq(&korg1212->lock); 1995 change = val != korg1212->clkSource; 1996 snd_korg1212_SetClockSource(korg1212, val); 1997 spin_unlock_irq(&korg1212->lock); 1998 return change; 1999 } 2000 2001 #define MON_MIXER(ord,c_name) \ 2002 { \ 2003 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \ 2004 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ 2005 .name = c_name " Monitor Volume", \ 2006 .info = snd_korg1212_control_volume_info, \ 2007 .get = snd_korg1212_control_volume_get, \ 2008 .put = snd_korg1212_control_volume_put, \ 2009 .private_value = ord, \ 2010 }, \ 2011 { \ 2012 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \ 2013 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ 2014 .name = c_name " Monitor Route", \ 2015 .info = snd_korg1212_control_route_info, \ 2016 .get = snd_korg1212_control_route_get, \ 2017 .put = snd_korg1212_control_route_put, \ 2018 .private_value = ord, \ 2019 }, \ 2020 { \ 2021 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \ 2022 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ 2023 .name = c_name " Monitor Phase Invert", \ 2024 .info = snd_korg1212_control_phase_info, \ 2025 .get = snd_korg1212_control_phase_get, \ 2026 .put = snd_korg1212_control_phase_put, \ 2027 .private_value = ord, \ 2028 } 2029 2030 static struct snd_kcontrol_new snd_korg1212_controls[] = { 2031 MON_MIXER(8, "Analog"), 2032 MON_MIXER(10, "SPDIF"), 2033 MON_MIXER(0, "ADAT-1"), MON_MIXER(1, "ADAT-2"), MON_MIXER(2, "ADAT-3"), MON_MIXER(3, "ADAT-4"), 2034 MON_MIXER(4, "ADAT-5"), MON_MIXER(5, "ADAT-6"), MON_MIXER(6, "ADAT-7"), MON_MIXER(7, "ADAT-8"), 2035 { 2036 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, 2037 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2038 .name = "Sync Source", 2039 .info = snd_korg1212_control_sync_info, 2040 .get = snd_korg1212_control_sync_get, 2041 .put = snd_korg1212_control_sync_put, 2042 }, 2043 { 2044 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, 2045 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 2046 .name = "ADC Attenuation", 2047 .info = snd_korg1212_control_info, 2048 .get = snd_korg1212_control_get, 2049 .put = snd_korg1212_control_put, 2050 } 2051 }; 2052 2053 /* 2054 * proc interface 2055 */ 2056 2057 static void snd_korg1212_proc_read(struct snd_info_entry *entry, 2058 struct snd_info_buffer *buffer) 2059 { 2060 int n; 2061 struct snd_korg1212 *korg1212 = entry->private_data; 2062 2063 snd_iprintf(buffer, korg1212->card->longname); 2064 snd_iprintf(buffer, " (index #%d)\n", korg1212->card->number + 1); 2065 snd_iprintf(buffer, "\nGeneral settings\n"); 2066 snd_iprintf(buffer, " period size: %Zd bytes\n", K1212_PERIOD_BYTES); 2067 snd_iprintf(buffer, " clock mode: %s\n", clockSourceName[korg1212->clkSrcRate] ); 2068 snd_iprintf(buffer, " left ADC Sens: %d\n", korg1212->leftADCInSens ); 2069 snd_iprintf(buffer, " right ADC Sens: %d\n", korg1212->rightADCInSens ); 2070 snd_iprintf(buffer, " Volume Info:\n"); 2071 for (n=0; n<kAudioChannels; n++) 2072 snd_iprintf(buffer, " Channel %d: %s -> %s [%d]\n", n, 2073 channelName[n], 2074 channelName[korg1212->sharedBufferPtr->routeData[n]], 2075 korg1212->sharedBufferPtr->volumeData[n]); 2076 snd_iprintf(buffer, "\nGeneral status\n"); 2077 snd_iprintf(buffer, " ADAT Time Code: %d\n", korg1212->sharedBufferPtr->AdatTimeCode); 2078 snd_iprintf(buffer, " Card State: %s\n", stateName[korg1212->cardState]); 2079 snd_iprintf(buffer, "Idle mon. State: %d\n", korg1212->idleMonitorOn); 2080 snd_iprintf(buffer, "Cmd retry count: %d\n", korg1212->cmdRetryCount); 2081 snd_iprintf(buffer, " Irq count: %ld\n", korg1212->irqcount); 2082 snd_iprintf(buffer, " Error count: %ld\n", korg1212->totalerrorcnt); 2083 } 2084 2085 static void __devinit snd_korg1212_proc_init(struct snd_korg1212 *korg1212) 2086 { 2087 struct snd_info_entry *entry; 2088 2089 if (! snd_card_proc_new(korg1212->card, "korg1212", &entry)) 2090 snd_info_set_text_ops(entry, korg1212, snd_korg1212_proc_read); 2091 } 2092 2093 static int 2094 snd_korg1212_free(struct snd_korg1212 *korg1212) 2095 { 2096 snd_korg1212_TurnOffIdleMonitor(korg1212); 2097 2098 if (korg1212->irq >= 0) { 2099 synchronize_irq(korg1212->irq); 2100 snd_korg1212_DisableCardInterrupts(korg1212); 2101 free_irq(korg1212->irq, korg1212); 2102 korg1212->irq = -1; 2103 } 2104 2105 if (korg1212->iobase != NULL) { 2106 iounmap(korg1212->iobase); 2107 korg1212->iobase = NULL; 2108 } 2109 2110 pci_release_regions(korg1212->pci); 2111 2112 // ---------------------------------------------------- 2113 // free up memory resources used for the DSP download. 2114 // ---------------------------------------------------- 2115 if (korg1212->dma_dsp.area) { 2116 snd_dma_free_pages(&korg1212->dma_dsp); 2117 korg1212->dma_dsp.area = NULL; 2118 } 2119 2120 #ifndef K1212_LARGEALLOC 2121 2122 // ------------------------------------------------------ 2123 // free up memory resources used for the Play/Rec Buffers 2124 // ------------------------------------------------------ 2125 if (korg1212->dma_play.area) { 2126 snd_dma_free_pages(&korg1212->dma_play); 2127 korg1212->dma_play.area = NULL; 2128 } 2129 2130 if (korg1212->dma_rec.area) { 2131 snd_dma_free_pages(&korg1212->dma_rec); 2132 korg1212->dma_rec.area = NULL; 2133 } 2134 2135 #endif 2136 2137 // ---------------------------------------------------- 2138 // free up memory resources used for the Shared Buffers 2139 // ---------------------------------------------------- 2140 if (korg1212->dma_shared.area) { 2141 snd_dma_free_pages(&korg1212->dma_shared); 2142 korg1212->dma_shared.area = NULL; 2143 } 2144 2145 pci_disable_device(korg1212->pci); 2146 kfree(korg1212); 2147 return 0; 2148 } 2149 2150 static int snd_korg1212_dev_free(struct snd_device *device) 2151 { 2152 struct snd_korg1212 *korg1212 = device->device_data; 2153 K1212_DEBUG_PRINTK("K1212_DEBUG: Freeing device\n"); 2154 return snd_korg1212_free(korg1212); 2155 } 2156 2157 static int __devinit snd_korg1212_create(struct snd_card *card, struct pci_dev *pci, 2158 struct snd_korg1212 ** rchip) 2159 2160 { 2161 int err, rc; 2162 unsigned int i; 2163 unsigned ioport_size, iomem_size, iomem2_size; 2164 struct snd_korg1212 * korg1212; 2165 const struct firmware *dsp_code; 2166 2167 static struct snd_device_ops ops = { 2168 .dev_free = snd_korg1212_dev_free, 2169 }; 2170 2171 * rchip = NULL; 2172 if ((err = pci_enable_device(pci)) < 0) 2173 return err; 2174 2175 korg1212 = kzalloc(sizeof(*korg1212), GFP_KERNEL); 2176 if (korg1212 == NULL) { 2177 pci_disable_device(pci); 2178 return -ENOMEM; 2179 } 2180 2181 korg1212->card = card; 2182 korg1212->pci = pci; 2183 2184 init_waitqueue_head(&korg1212->wait); 2185 spin_lock_init(&korg1212->lock); 2186 mutex_init(&korg1212->open_mutex); 2187 init_timer(&korg1212->timer); 2188 korg1212->timer.function = snd_korg1212_timer_func; 2189 korg1212->timer.data = (unsigned long)korg1212; 2190 2191 korg1212->irq = -1; 2192 korg1212->clkSource = K1212_CLKIDX_Local; 2193 korg1212->clkRate = 44100; 2194 korg1212->inIRQ = 0; 2195 korg1212->running = 0; 2196 korg1212->opencnt = 0; 2197 korg1212->playcnt = 0; 2198 korg1212->setcnt = 0; 2199 korg1212->totalerrorcnt = 0; 2200 korg1212->playback_pid = -1; 2201 korg1212->capture_pid = -1; 2202 snd_korg1212_setCardState(korg1212, K1212_STATE_UNINITIALIZED); 2203 korg1212->idleMonitorOn = 0; 2204 korg1212->clkSrcRate = K1212_CLKIDX_LocalAt44_1K; 2205 korg1212->leftADCInSens = k1212MaxADCSens; 2206 korg1212->rightADCInSens = k1212MaxADCSens; 2207 2208 for (i=0; i<kAudioChannels; i++) 2209 korg1212->volumePhase[i] = 0; 2210 2211 if ((err = pci_request_regions(pci, "korg1212")) < 0) { 2212 kfree(korg1212); 2213 pci_disable_device(pci); 2214 return err; 2215 } 2216 2217 korg1212->iomem = pci_resource_start(korg1212->pci, 0); 2218 korg1212->ioport = pci_resource_start(korg1212->pci, 1); 2219 korg1212->iomem2 = pci_resource_start(korg1212->pci, 2); 2220 2221 iomem_size = pci_resource_len(korg1212->pci, 0); 2222 ioport_size = pci_resource_len(korg1212->pci, 1); 2223 iomem2_size = pci_resource_len(korg1212->pci, 2); 2224 2225 K1212_DEBUG_PRINTK("K1212_DEBUG: resources:\n" 2226 " iomem = 0x%lx (%d)\n" 2227 " ioport = 0x%lx (%d)\n" 2228 " iomem = 0x%lx (%d)\n" 2229 " [%s]\n", 2230 korg1212->iomem, iomem_size, 2231 korg1212->ioport, ioport_size, 2232 korg1212->iomem2, iomem2_size, 2233 stateName[korg1212->cardState]); 2234 2235 if ((korg1212->iobase = ioremap(korg1212->iomem, iomem_size)) == NULL) { 2236 snd_printk(KERN_ERR "korg1212: unable to remap memory region 0x%lx-0x%lx\n", korg1212->iomem, 2237 korg1212->iomem + iomem_size - 1); 2238 snd_korg1212_free(korg1212); 2239 return -EBUSY; 2240 } 2241 2242 err = request_irq(pci->irq, snd_korg1212_interrupt, 2243 IRQF_SHARED, 2244 "korg1212", korg1212); 2245 2246 if (err) { 2247 snd_printk(KERN_ERR "korg1212: unable to grab IRQ %d\n", pci->irq); 2248 snd_korg1212_free(korg1212); 2249 return -EBUSY; 2250 } 2251 2252 korg1212->irq = pci->irq; 2253 2254 pci_set_master(korg1212->pci); 2255 2256 korg1212->statusRegPtr = (u32 __iomem *) (korg1212->iobase + STATUS_REG_OFFSET); 2257 korg1212->outDoorbellPtr = (u32 __iomem *) (korg1212->iobase + OUT_DOORBELL_OFFSET); 2258 korg1212->inDoorbellPtr = (u32 __iomem *) (korg1212->iobase + IN_DOORBELL_OFFSET); 2259 korg1212->mailbox0Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX0_OFFSET); 2260 korg1212->mailbox1Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX1_OFFSET); 2261 korg1212->mailbox2Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX2_OFFSET); 2262 korg1212->mailbox3Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX3_OFFSET); 2263 korg1212->controlRegPtr = (u32 __iomem *) (korg1212->iobase + PCI_CONTROL_OFFSET); 2264 korg1212->sensRegPtr = (u16 __iomem *) (korg1212->iobase + SENS_CONTROL_OFFSET); 2265 korg1212->idRegPtr = (u32 __iomem *) (korg1212->iobase + DEV_VEND_ID_OFFSET); 2266 2267 K1212_DEBUG_PRINTK("K1212_DEBUG: card registers:\n" 2268 " Status register = 0x%p\n" 2269 " OutDoorbell = 0x%p\n" 2270 " InDoorbell = 0x%p\n" 2271 " Mailbox0 = 0x%p\n" 2272 " Mailbox1 = 0x%p\n" 2273 " Mailbox2 = 0x%p\n" 2274 " Mailbox3 = 0x%p\n" 2275 " ControlReg = 0x%p\n" 2276 " SensReg = 0x%p\n" 2277 " IDReg = 0x%p\n" 2278 " [%s]\n", 2279 korg1212->statusRegPtr, 2280 korg1212->outDoorbellPtr, 2281 korg1212->inDoorbellPtr, 2282 korg1212->mailbox0Ptr, 2283 korg1212->mailbox1Ptr, 2284 korg1212->mailbox2Ptr, 2285 korg1212->mailbox3Ptr, 2286 korg1212->controlRegPtr, 2287 korg1212->sensRegPtr, 2288 korg1212->idRegPtr, 2289 stateName[korg1212->cardState]); 2290 2291 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 2292 sizeof(struct KorgSharedBuffer), &korg1212->dma_shared) < 0) { 2293 snd_printk(KERN_ERR "korg1212: can not allocate shared buffer memory (%Zd bytes)\n", sizeof(struct KorgSharedBuffer)); 2294 snd_korg1212_free(korg1212); 2295 return -ENOMEM; 2296 } 2297 korg1212->sharedBufferPtr = (struct KorgSharedBuffer *)korg1212->dma_shared.area; 2298 korg1212->sharedBufferPhy = korg1212->dma_shared.addr; 2299 2300 K1212_DEBUG_PRINTK("K1212_DEBUG: Shared Buffer Area = 0x%p (0x%08lx), %d bytes\n", korg1212->sharedBufferPtr, korg1212->sharedBufferPhy, sizeof(struct KorgSharedBuffer)); 2301 2302 #ifndef K1212_LARGEALLOC 2303 2304 korg1212->DataBufsSize = sizeof(struct KorgAudioBuffer) * kNumBuffers; 2305 2306 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 2307 korg1212->DataBufsSize, &korg1212->dma_play) < 0) { 2308 snd_printk(KERN_ERR "korg1212: can not allocate play data buffer memory (%d bytes)\n", korg1212->DataBufsSize); 2309 snd_korg1212_free(korg1212); 2310 return -ENOMEM; 2311 } 2312 korg1212->playDataBufsPtr = (struct KorgAudioBuffer *)korg1212->dma_play.area; 2313 korg1212->PlayDataPhy = korg1212->dma_play.addr; 2314 2315 K1212_DEBUG_PRINTK("K1212_DEBUG: Play Data Area = 0x%p (0x%08x), %d bytes\n", 2316 korg1212->playDataBufsPtr, korg1212->PlayDataPhy, korg1212->DataBufsSize); 2317 2318 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 2319 korg1212->DataBufsSize, &korg1212->dma_rec) < 0) { 2320 snd_printk(KERN_ERR "korg1212: can not allocate record data buffer memory (%d bytes)\n", korg1212->DataBufsSize); 2321 snd_korg1212_free(korg1212); 2322 return -ENOMEM; 2323 } 2324 korg1212->recordDataBufsPtr = (struct KorgAudioBuffer *)korg1212->dma_rec.area; 2325 korg1212->RecDataPhy = korg1212->dma_rec.addr; 2326 2327 K1212_DEBUG_PRINTK("K1212_DEBUG: Record Data Area = 0x%p (0x%08x), %d bytes\n", 2328 korg1212->recordDataBufsPtr, korg1212->RecDataPhy, korg1212->DataBufsSize); 2329 2330 #else // K1212_LARGEALLOC 2331 2332 korg1212->recordDataBufsPtr = korg1212->sharedBufferPtr->recordDataBufs; 2333 korg1212->playDataBufsPtr = korg1212->sharedBufferPtr->playDataBufs; 2334 korg1212->PlayDataPhy = (u32) &((struct KorgSharedBuffer *) korg1212->sharedBufferPhy)->playDataBufs; 2335 korg1212->RecDataPhy = (u32) &((struct KorgSharedBuffer *) korg1212->sharedBufferPhy)->recordDataBufs; 2336 2337 #endif // K1212_LARGEALLOC 2338 2339 korg1212->VolumeTablePhy = korg1212->sharedBufferPhy + 2340 offsetof(struct KorgSharedBuffer, volumeData); 2341 korg1212->RoutingTablePhy = korg1212->sharedBufferPhy + 2342 offsetof(struct KorgSharedBuffer, routeData); 2343 korg1212->AdatTimeCodePhy = korg1212->sharedBufferPhy + 2344 offsetof(struct KorgSharedBuffer, AdatTimeCode); 2345 2346 #ifdef CONFIG_SND_KORG1212_FIRMWARE_IN_KERNEL 2347 dsp_code = &static_dsp_code; 2348 #else 2349 err = request_firmware(&dsp_code, "korg/k1212.dsp", &pci->dev); 2350 if (err < 0) { 2351 release_firmware(dsp_code); 2352 snd_printk(KERN_ERR "firmware not available\n"); 2353 snd_korg1212_free(korg1212); 2354 return err; 2355 } 2356 #endif 2357 2358 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 2359 dsp_code->size, &korg1212->dma_dsp) < 0) { 2360 snd_printk(KERN_ERR "korg1212: cannot allocate dsp code memory (%zd bytes)\n", dsp_code->size); 2361 snd_korg1212_free(korg1212); 2362 #ifndef CONFIG_SND_KORG1212_FIRMWARE_IN_KERNEL 2363 release_firmware(dsp_code); 2364 #endif 2365 return -ENOMEM; 2366 } 2367 2368 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP Code area = 0x%p (0x%08x) %d bytes [%s]\n", 2369 korg1212->dma_dsp.area, korg1212->dma_dsp.addr, dsp_code->size, 2370 stateName[korg1212->cardState]); 2371 2372 memcpy(korg1212->dma_dsp.area, dsp_code->data, dsp_code->size); 2373 2374 #ifndef CONFIG_SND_KORG1212_FIRMWARE_IN_KERNEL 2375 release_firmware(dsp_code); 2376 #endif 2377 2378 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_RebootCard, 0, 0, 0, 0); 2379 2380 if (rc) 2381 K1212_DEBUG_PRINTK("K1212_DEBUG: Reboot Card - RC = %d [%s]\n", rc, stateName[korg1212->cardState]); 2382 2383 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, korg1212, &ops)) < 0) { 2384 snd_korg1212_free(korg1212); 2385 return err; 2386 } 2387 2388 snd_korg1212_EnableCardInterrupts(korg1212); 2389 2390 mdelay(CARD_BOOT_DELAY_IN_MS); 2391 2392 if (snd_korg1212_downloadDSPCode(korg1212)) 2393 return -EBUSY; 2394 2395 K1212_DEBUG_PRINTK("korg1212: dspMemPhy = %08x U[%08x], " 2396 "PlayDataPhy = %08x L[%08x]\n" 2397 "korg1212: RecDataPhy = %08x L[%08x], " 2398 "VolumeTablePhy = %08x L[%08x]\n" 2399 "korg1212: RoutingTablePhy = %08x L[%08x], " 2400 "AdatTimeCodePhy = %08x L[%08x]\n", 2401 (int)korg1212->dma_dsp.addr, UpperWordSwap(korg1212->dma_dsp.addr), 2402 korg1212->PlayDataPhy, LowerWordSwap(korg1212->PlayDataPhy), 2403 korg1212->RecDataPhy, LowerWordSwap(korg1212->RecDataPhy), 2404 korg1212->VolumeTablePhy, LowerWordSwap(korg1212->VolumeTablePhy), 2405 korg1212->RoutingTablePhy, LowerWordSwap(korg1212->RoutingTablePhy), 2406 korg1212->AdatTimeCodePhy, LowerWordSwap(korg1212->AdatTimeCodePhy)); 2407 2408 if ((err = snd_pcm_new(korg1212->card, "korg1212", 0, 1, 1, &korg1212->pcm)) < 0) 2409 return err; 2410 2411 korg1212->pcm->private_data = korg1212; 2412 korg1212->pcm->private_free = snd_korg1212_free_pcm; 2413 strcpy(korg1212->pcm->name, "korg1212"); 2414 2415 snd_pcm_set_ops(korg1212->pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_korg1212_playback_ops); 2416 2417 snd_pcm_set_ops(korg1212->pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_korg1212_capture_ops); 2418 2419 korg1212->pcm->info_flags = SNDRV_PCM_INFO_JOINT_DUPLEX; 2420 2421 for (i = 0; i < ARRAY_SIZE(snd_korg1212_controls); i++) { 2422 err = snd_ctl_add(korg1212->card, snd_ctl_new1(&snd_korg1212_controls[i], korg1212)); 2423 if (err < 0) 2424 return err; 2425 } 2426 2427 snd_korg1212_proc_init(korg1212); 2428 2429 snd_card_set_dev(card, &pci->dev); 2430 2431 * rchip = korg1212; 2432 return 0; 2433 2434 } 2435 2436 /* 2437 * Card initialisation 2438 */ 2439 2440 static int __devinit 2441 snd_korg1212_probe(struct pci_dev *pci, 2442 const struct pci_device_id *pci_id) 2443 { 2444 static int dev; 2445 struct snd_korg1212 *korg1212; 2446 struct snd_card *card; 2447 int err; 2448 2449 if (dev >= SNDRV_CARDS) { 2450 return -ENODEV; 2451 } 2452 if (!enable[dev]) { 2453 dev++; 2454 return -ENOENT; 2455 } 2456 card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0); 2457 if (card == NULL) 2458 return -ENOMEM; 2459 2460 if ((err = snd_korg1212_create(card, pci, &korg1212)) < 0) { 2461 snd_card_free(card); 2462 return err; 2463 } 2464 2465 strcpy(card->driver, "korg1212"); 2466 strcpy(card->shortname, "korg1212"); 2467 sprintf(card->longname, "%s at 0x%lx, irq %d", card->shortname, 2468 korg1212->iomem, korg1212->irq); 2469 2470 K1212_DEBUG_PRINTK("K1212_DEBUG: %s\n", card->longname); 2471 2472 if ((err = snd_card_register(card)) < 0) { 2473 snd_card_free(card); 2474 return err; 2475 } 2476 pci_set_drvdata(pci, card); 2477 dev++; 2478 return 0; 2479 } 2480 2481 static void __devexit snd_korg1212_remove(struct pci_dev *pci) 2482 { 2483 snd_card_free(pci_get_drvdata(pci)); 2484 pci_set_drvdata(pci, NULL); 2485 } 2486 2487 static struct pci_driver driver = { 2488 .name = "korg1212", 2489 .id_table = snd_korg1212_ids, 2490 .probe = snd_korg1212_probe, 2491 .remove = __devexit_p(snd_korg1212_remove), 2492 }; 2493 2494 static int __init alsa_card_korg1212_init(void) 2495 { 2496 return pci_register_driver(&driver); 2497 } 2498 2499 static void __exit alsa_card_korg1212_exit(void) 2500 { 2501 pci_unregister_driver(&driver); 2502 } 2503 2504 module_init(alsa_card_korg1212_init) 2505 module_exit(alsa_card_korg1212_exit) 2506