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GUI: Fix Tomato RAF theme for all builds. Compilation typo.
[tomato.git] / release / src-rt-6.x.4708 / linux / linux-2.6.36 / sound / pci / korg1212 / korg1212.c
blob4d5cb00b6896e436d2bd2487131df5794a776c90
1 /*
2 * Driver for the Korg 1212 IO PCI card
3 *
4 * Copyright (c) 2001 Haroldo Gamal <gamal@alternex.com.br>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 *
20 */
21
22 #include <linux/delay.h>
23 #include <linux/init.h>
24 #include <linux/interrupt.h>
25 #include <linux/pci.h>
26 #include <linux/slab.h>
27 #include <linux/wait.h>
28 #include <linux/moduleparam.h>
29 #include <linux/mutex.h>
30 #include <linux/firmware.h>
31
32 #include <sound/core.h>
33 #include <sound/info.h>
34 #include <sound/control.h>
35 #include <sound/pcm.h>
36 #include <sound/pcm_params.h>
37 #include <sound/initval.h>
38
39 #include <asm/io.h>
40
41 // ----------------------------------------------------------------------------
42 // Debug Stuff
43 // ----------------------------------------------------------------------------
44 #define K1212_DEBUG_LEVEL 0
45 #if K1212_DEBUG_LEVEL > 0
46 #define K1212_DEBUG_PRINTK(fmt,args...) printk(KERN_DEBUG fmt,##args)
47 #else
48 #define K1212_DEBUG_PRINTK(fmt,...)
49 #endif
50 #if K1212_DEBUG_LEVEL > 1
51 #define K1212_DEBUG_PRINTK_VERBOSE(fmt,args...) printk(KERN_DEBUG fmt,##args)
52 #else
53 #define K1212_DEBUG_PRINTK_VERBOSE(fmt,...)
54 #endif
55
56 // ----------------------------------------------------------------------------
57 // Record/Play Buffer Allocation Method. If K1212_LARGEALLOC is defined all
58 // buffers are alocated as a large piece inside KorgSharedBuffer.
59 // ----------------------------------------------------------------------------
60 //#define K1212_LARGEALLOC 1
61
62 // ----------------------------------------------------------------------------
63 // Valid states of the Korg 1212 I/O card.
64 // ----------------------------------------------------------------------------
65 enum CardState {
66 K1212_STATE_NONEXISTENT, // there is no card here
67 K1212_STATE_UNINITIALIZED, // the card is awaiting DSP download
68 K1212_STATE_DSP_IN_PROCESS, // the card is currently downloading its DSP code
69 K1212_STATE_DSP_COMPLETE, // the card has finished the DSP download
70 K1212_STATE_READY, // the card can be opened by an application. Any application
71 // requests prior to this state should fail. Only an open
72 // request can be made at this state.
73 K1212_STATE_OPEN, // an application has opened the card
74 K1212_STATE_SETUP, // the card has been setup for play
75 K1212_STATE_PLAYING, // the card is playing
76 K1212_STATE_MONITOR, // the card is in the monitor mode
77 K1212_STATE_CALIBRATING, // the card is currently calibrating
78 K1212_STATE_ERRORSTOP, // the card has stopped itself because of an error and we
79 // are in the process of cleaning things up.
80 K1212_STATE_MAX_STATE // state values of this and beyond are invalid
81 };
82
83 // ----------------------------------------------------------------------------
84 // The following enumeration defines the constants written to the card's
85 // host-to-card doorbell to initiate a command.
86 // ----------------------------------------------------------------------------
87 enum korg1212_dbcnst {
88 K1212_DB_RequestForData = 0, // sent by the card to request a buffer fill.
89 K1212_DB_TriggerPlay = 1, // starts playback/record on the card.
90 K1212_DB_SelectPlayMode = 2, // select monitor, playback setup, or stop.
91 K1212_DB_ConfigureBufferMemory = 3, // tells card where the host audio buffers are.
92 K1212_DB_RequestAdatTimecode = 4, // asks the card for the latest ADAT timecode value.
93 K1212_DB_SetClockSourceRate = 5, // sets the clock source and rate for the card.
94 K1212_DB_ConfigureMiscMemory = 6, // tells card where other buffers are.
95 K1212_DB_TriggerFromAdat = 7, // tells card to trigger from Adat at a specific
96 // timecode value.
97 K1212_DB_DMAERROR = 0x80, // DMA Error - the PCI bus is congestioned.
98 K1212_DB_CARDSTOPPED = 0x81, // Card has stopped by user request.
99 K1212_DB_RebootCard = 0xA0, // instructs the card to reboot.
100 K1212_DB_BootFromDSPPage4 = 0xA4, // instructs the card to boot from the DSP microcode
101 // on page 4 (local page to card).
102 K1212_DB_DSPDownloadDone = 0xAE, // sent by the card to indicate the download has
103 // completed.
104 K1212_DB_StartDSPDownload = 0xAF // tells the card to download its DSP firmware.
105 };
106
107
108 // ----------------------------------------------------------------------------
109 // The following enumeration defines return codes
110 // to the Korg 1212 I/O driver.
111 // ----------------------------------------------------------------------------
112 enum snd_korg1212rc {
113 K1212_CMDRET_Success = 0, // command was successfully placed
114 K1212_CMDRET_DIOCFailure, // the DeviceIoControl call failed
115 K1212_CMDRET_PMFailure, // the protected mode call failed
116 K1212_CMDRET_FailUnspecified, // unspecified failure
117 K1212_CMDRET_FailBadState, // the specified command can not be given in
118 // the card's current state. (or the wave device's
119 // state)
120 K1212_CMDRET_CardUninitialized, // the card is uninitialized and cannot be used
121 K1212_CMDRET_BadIndex, // an out of range card index was specified
122 K1212_CMDRET_BadHandle, // an invalid card handle was specified
123 K1212_CMDRET_NoFillRoutine, // a play request has been made before a fill routine set
124 K1212_CMDRET_FillRoutineInUse, // can't set a new fill routine while one is in use
125 K1212_CMDRET_NoAckFromCard, // the card never acknowledged a command
126 K1212_CMDRET_BadParams, // bad parameters were provided by the caller
127
128 K1212_CMDRET_BadDevice, // the specified wave device was out of range
129 K1212_CMDRET_BadFormat // the specified wave format is unsupported
130 };
131
132 // ----------------------------------------------------------------------------
133 // The following enumeration defines the constants used to select the play
134 // mode for the card in the SelectPlayMode command.
135 // ----------------------------------------------------------------------------
136 enum PlayModeSelector {
137 K1212_MODE_SetupPlay = 0x00000001, // provides card with pre-play information
138 K1212_MODE_MonitorOn = 0x00000002, // tells card to turn on monitor mode
139 K1212_MODE_MonitorOff = 0x00000004, // tells card to turn off monitor mode
140 K1212_MODE_StopPlay = 0x00000008 // stops playback on the card
141 };
142
143 // ----------------------------------------------------------------------------
144 // The following enumeration defines the constants used to select the monitor
145 // mode for the card in the SetMonitorMode command.
146 // ----------------------------------------------------------------------------
147 enum MonitorModeSelector {
148 K1212_MONMODE_Off = 0, // tells card to turn off monitor mode
149 K1212_MONMODE_On // tells card to turn on monitor mode
150 };
151
152 #define MAILBOX0_OFFSET 0x40 // location of mailbox 0 relative to base address
153 #define MAILBOX1_OFFSET 0x44 // location of mailbox 1 relative to base address
154 #define MAILBOX2_OFFSET 0x48 // location of mailbox 2 relative to base address
155 #define MAILBOX3_OFFSET 0x4c // location of mailbox 3 relative to base address
156 #define OUT_DOORBELL_OFFSET 0x60 // location of PCI to local doorbell
157 #define IN_DOORBELL_OFFSET 0x64 // location of local to PCI doorbell
158 #define STATUS_REG_OFFSET 0x68 // location of interrupt control/status register
159 #define PCI_CONTROL_OFFSET 0x6c // location of the EEPROM, PCI, User I/O, init control
160 // register
161 #define SENS_CONTROL_OFFSET 0x6e // location of the input sensitivity setting register.
162 // this is the upper word of the PCI control reg.
163 #define DEV_VEND_ID_OFFSET 0x70 // location of the device and vendor ID register
164
165 #define MAX_COMMAND_RETRIES 5 // maximum number of times the driver will attempt
166 // to send a command before giving up.
167 #define COMMAND_ACK_MASK 0x8000 // the MSB is set in the command acknowledgment from
168 // the card.
169 #define DOORBELL_VAL_MASK 0x00FF // the doorbell value is one byte
170
171 #define CARD_BOOT_DELAY_IN_MS 10
172 #define CARD_BOOT_TIMEOUT 10
173 #define DSP_BOOT_DELAY_IN_MS 200
174
175 #define kNumBuffers 8
176 #define k1212MaxCards 4
177 #define k1212NumWaveDevices 6
178 #define k16BitChannels 10
179 #define k32BitChannels 2
180 #define kAudioChannels (k16BitChannels + k32BitChannels)
181 #define kPlayBufferFrames 1024
182
183 #define K1212_ANALOG_CHANNELS 2
184 #define K1212_SPDIF_CHANNELS 2
185 #define K1212_ADAT_CHANNELS 8
186 #define K1212_CHANNELS (K1212_ADAT_CHANNELS + K1212_ANALOG_CHANNELS)
187 #define K1212_MIN_CHANNELS 1
188 #define K1212_MAX_CHANNELS K1212_CHANNELS
189 #define K1212_FRAME_SIZE (sizeof(struct KorgAudioFrame))
190 #define K1212_MAX_SAMPLES (kPlayBufferFrames*kNumBuffers)
191 #define K1212_PERIODS (kNumBuffers)
192 #define K1212_PERIOD_BYTES (K1212_FRAME_SIZE*kPlayBufferFrames)
193 #define K1212_BUF_SIZE (K1212_PERIOD_BYTES*kNumBuffers)
194 #define K1212_ANALOG_BUF_SIZE (K1212_ANALOG_CHANNELS * 2 * kPlayBufferFrames * kNumBuffers)
195 #define K1212_SPDIF_BUF_SIZE (K1212_SPDIF_CHANNELS * 3 * kPlayBufferFrames * kNumBuffers)
196 #define K1212_ADAT_BUF_SIZE (K1212_ADAT_CHANNELS * 2 * kPlayBufferFrames * kNumBuffers)
197 #define K1212_MAX_BUF_SIZE (K1212_ANALOG_BUF_SIZE + K1212_ADAT_BUF_SIZE)
198
199 #define k1212MinADCSens 0x7f
200 #define k1212MaxADCSens 0x00
201 #define k1212MaxVolume 0x7fff
202 #define k1212MaxWaveVolume 0xffff
203 #define k1212MinVolume 0x0000
204 #define k1212MaxVolInverted 0x8000
205
206 // -----------------------------------------------------------------
207 // the following bits are used for controlling interrupts in the
208 // interrupt control/status reg
209 // -----------------------------------------------------------------
210 #define PCI_INT_ENABLE_BIT 0x00000100
211 #define PCI_DOORBELL_INT_ENABLE_BIT 0x00000200
212 #define LOCAL_INT_ENABLE_BIT 0x00010000
213 #define LOCAL_DOORBELL_INT_ENABLE_BIT 0x00020000
214 #define LOCAL_DMA1_INT_ENABLE_BIT 0x00080000
215
216 // -----------------------------------------------------------------
217 // the following bits are defined for the PCI command register
218 // -----------------------------------------------------------------
219 #define PCI_CMD_MEM_SPACE_ENABLE_BIT 0x0002
220 #define PCI_CMD_IO_SPACE_ENABLE_BIT 0x0001
221 #define PCI_CMD_BUS_MASTER_ENABLE_BIT 0x0004
222
223 // -----------------------------------------------------------------
224 // the following bits are defined for the PCI status register
225 // -----------------------------------------------------------------
226 #define PCI_STAT_PARITY_ERROR_BIT 0x8000
227 #define PCI_STAT_SYSTEM_ERROR_BIT 0x4000
228 #define PCI_STAT_MASTER_ABORT_RCVD_BIT 0x2000
229 #define PCI_STAT_TARGET_ABORT_RCVD_BIT 0x1000
230 #define PCI_STAT_TARGET_ABORT_SENT_BIT 0x0800
231
232 // ------------------------------------------------------------------------
233 // the following constants are used in setting the 1212 I/O card's input
234 // sensitivity.
235 // ------------------------------------------------------------------------
236 #define SET_SENS_LOCALINIT_BITPOS 15
237 #define SET_SENS_DATA_BITPOS 10
238 #define SET_SENS_CLOCK_BITPOS 8
239 #define SET_SENS_LOADSHIFT_BITPOS 0
240
241 #define SET_SENS_LEFTCHANID 0x00
242 #define SET_SENS_RIGHTCHANID 0x01
243
244 #define K1212SENSUPDATE_DELAY_IN_MS 50
245
246 // --------------------------------------------------------------------------
247 // WaitRTCTicks
248 //
249 // This function waits the specified number of real time clock ticks.
250 // According to the DDK, each tick is ~0.8 microseconds.
251 // The defines following the function declaration can be used for the
252 // numTicksToWait parameter.
253 // --------------------------------------------------------------------------
254 #define ONE_RTC_TICK 1
255 #define SENSCLKPULSE_WIDTH 4
256 #define LOADSHIFT_DELAY 4
257 #define INTERCOMMAND_DELAY 40
258 #define STOPCARD_DELAY 300 // max # RTC ticks for the card to stop once we write
259 // the command register. (could be up to 180 us)
260 #define COMMAND_ACK_DELAY 13 // number of RTC ticks to wait for an acknowledgement
261 // from the card after sending a command.
262
263 enum ClockSourceIndex {
264 K1212_CLKIDX_AdatAt44_1K = 0, // selects source as ADAT at 44.1 kHz
265 K1212_CLKIDX_AdatAt48K, // selects source as ADAT at 48 kHz
266 K1212_CLKIDX_WordAt44_1K, // selects source as S/PDIF at 44.1 kHz
267 K1212_CLKIDX_WordAt48K, // selects source as S/PDIF at 48 kHz
268 K1212_CLKIDX_LocalAt44_1K, // selects source as local clock at 44.1 kHz
269 K1212_CLKIDX_LocalAt48K, // selects source as local clock at 48 kHz
270 K1212_CLKIDX_Invalid // used to check validity of the index
271 };
272
273 enum ClockSourceType {
274 K1212_CLKIDX_Adat = 0, // selects source as ADAT
275 K1212_CLKIDX_Word, // selects source as S/PDIF
276 K1212_CLKIDX_Local // selects source as local clock
277 };
278
279 struct KorgAudioFrame {
280 u16 frameData16[k16BitChannels]; /* channels 0-9 use 16 bit samples */
281 u32 frameData32[k32BitChannels]; /* channels 10-11 use 32 bits - only 20 are sent across S/PDIF */
282 u32 timeCodeVal; /* holds the ADAT timecode value */
283 };
284
285 struct KorgAudioBuffer {
286 struct KorgAudioFrame bufferData[kPlayBufferFrames]; /* buffer definition */
287 };
288
289 struct KorgSharedBuffer {
290 #ifdef K1212_LARGEALLOC
291 struct KorgAudioBuffer playDataBufs[kNumBuffers];
292 struct KorgAudioBuffer recordDataBufs[kNumBuffers];
293 #endif
294 short volumeData[kAudioChannels];
295 u32 cardCommand;
296 u16 routeData [kAudioChannels];
297 u32 AdatTimeCode; // ADAT timecode value
298 };
299
300 struct SensBits {
301 union {
302 struct {
303 unsigned int leftChanVal:8;
304 unsigned int leftChanId:8;
305 } v;
306 u16 leftSensBits;
307 } l;
308 union {
309 struct {
310 unsigned int rightChanVal:8;
311 unsigned int rightChanId:8;
312 } v;
313 u16 rightSensBits;
314 } r;
315 };
316
317 struct snd_korg1212 {
318 struct snd_card *card;
319 struct pci_dev *pci;
320 struct snd_pcm *pcm;
321 int irq;
322
323 spinlock_t lock;
324 struct mutex open_mutex;
325
326 struct timer_list timer; /* timer callback for checking ack of stop request */
327 int stop_pending_cnt; /* counter for stop pending check */
328
329 wait_queue_head_t wait;
330
331 unsigned long iomem;
332 unsigned long ioport;
333 unsigned long iomem2;
334 unsigned long irqcount;
335 unsigned long inIRQ;
336 void __iomem *iobase;
337
338 struct snd_dma_buffer dma_dsp;
339 struct snd_dma_buffer dma_play;
340 struct snd_dma_buffer dma_rec;
341 struct snd_dma_buffer dma_shared;
342
343 u32 DataBufsSize;
344
345 struct KorgAudioBuffer * playDataBufsPtr;
346 struct KorgAudioBuffer * recordDataBufsPtr;
347
348 struct KorgSharedBuffer * sharedBufferPtr;
349
350 u32 RecDataPhy;
351 u32 PlayDataPhy;
352 unsigned long sharedBufferPhy;
353 u32 VolumeTablePhy;
354 u32 RoutingTablePhy;
355 u32 AdatTimeCodePhy;
356
357 u32 __iomem * statusRegPtr; // address of the interrupt status/control register
358 u32 __iomem * outDoorbellPtr; // address of the host->card doorbell register
359 u32 __iomem * inDoorbellPtr; // address of the card->host doorbell register
360 u32 __iomem * mailbox0Ptr; // address of mailbox 0 on the card
361 u32 __iomem * mailbox1Ptr; // address of mailbox 1 on the card
362 u32 __iomem * mailbox2Ptr; // address of mailbox 2 on the card
363 u32 __iomem * mailbox3Ptr; // address of mailbox 3 on the card
364 u32 __iomem * controlRegPtr; // address of the EEPROM, PCI, I/O, Init ctrl reg
365 u16 __iomem * sensRegPtr; // address of the sensitivity setting register
366 u32 __iomem * idRegPtr; // address of the device and vendor ID registers
367
368 size_t periodsize;
369 int channels;
370 int currentBuffer;
371
372 struct snd_pcm_substream *playback_substream;
373 struct snd_pcm_substream *capture_substream;
374
375 pid_t capture_pid;
376 pid_t playback_pid;
377
378 enum CardState cardState;
379 int running;
380 int idleMonitorOn; // indicates whether the card is in idle monitor mode.
381 u32 cmdRetryCount; // tracks how many times we have retried sending to the card.
382
383 enum ClockSourceIndex clkSrcRate; // sample rate and clock source
384
385 enum ClockSourceType clkSource; // clock source
386 int clkRate; // clock rate
387
388 int volumePhase[kAudioChannels];
389
390 u16 leftADCInSens; // ADC left channel input sensitivity
391 u16 rightADCInSens; // ADC right channel input sensitivity
392
393 int opencnt; // Open/Close count
394 int setcnt; // SetupForPlay count
395 int playcnt; // TriggerPlay count
396 int errorcnt; // Error Count
397 unsigned long totalerrorcnt; // Total Error Count
398
399 int dsp_is_loaded;
400 int dsp_stop_is_processed;
401
402 };
403
404 MODULE_DESCRIPTION("korg1212");
405 MODULE_LICENSE("GPL");
406 MODULE_SUPPORTED_DEVICE("{{KORG,korg1212}}");
407 MODULE_FIRMWARE("korg/k1212.dsp");
408
409 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
410 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
411 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */
412
413 module_param_array(index, int, NULL, 0444);
414 MODULE_PARM_DESC(index, "Index value for Korg 1212 soundcard.");
415 module_param_array(id, charp, NULL, 0444);
416 MODULE_PARM_DESC(id, "ID string for Korg 1212 soundcard.");
417 module_param_array(enable, bool, NULL, 0444);
418 MODULE_PARM_DESC(enable, "Enable Korg 1212 soundcard.");
419 MODULE_AUTHOR("Haroldo Gamal <gamal@alternex.com.br>");
420
421 static DEFINE_PCI_DEVICE_TABLE(snd_korg1212_ids) = {
422 {
423 .vendor = 0x10b5,
424 .device = 0x906d,
425 .subvendor = PCI_ANY_ID,
426 .subdevice = PCI_ANY_ID,
427 },
428 { 0, },
429 };
430
431 MODULE_DEVICE_TABLE(pci, snd_korg1212_ids);
432
433 static char *stateName[] = {
434 "Non-existent",
435 "Uninitialized",
436 "DSP download in process",
437 "DSP download complete",
438 "Ready",
439 "Open",
440 "Setup for play",
441 "Playing",
442 "Monitor mode on",
443 "Calibrating",
444 "Invalid"
445 };
446
447 static char *clockSourceTypeName[] = { "ADAT", "S/PDIF", "local" };
448
449 static char *clockSourceName[] = {
450 "ADAT at 44.1 kHz",
451 "ADAT at 48 kHz",
452 "S/PDIF at 44.1 kHz",
453 "S/PDIF at 48 kHz",
454 "local clock at 44.1 kHz",
455 "local clock at 48 kHz"
456 };
457
458 static char *channelName[] = {
459 "ADAT-1",
460 "ADAT-2",
461 "ADAT-3",
462 "ADAT-4",
463 "ADAT-5",
464 "ADAT-6",
465 "ADAT-7",
466 "ADAT-8",
467 "Analog-L",
468 "Analog-R",
469 "SPDIF-L",
470 "SPDIF-R",
471 };
472
473 static u16 ClockSourceSelector[] = {
474 0x8000, // selects source as ADAT at 44.1 kHz
475 0x0000, // selects source as ADAT at 48 kHz
476 0x8001, // selects source as S/PDIF at 44.1 kHz
477 0x0001, // selects source as S/PDIF at 48 kHz
478 0x8002, // selects source as local clock at 44.1 kHz
479 0x0002 // selects source as local clock at 48 kHz
480 };
481
482 union swap_u32 { unsigned char c[4]; u32 i; };
483
484 #ifdef SNDRV_BIG_ENDIAN
485 static u32 LowerWordSwap(u32 swappee)
486 #else
487 static u32 UpperWordSwap(u32 swappee)
488 #endif
489 {
490 union swap_u32 retVal, swapper;
491
492 swapper.i = swappee;
493 retVal.c[2] = swapper.c[3];
494 retVal.c[3] = swapper.c[2];
495 retVal.c[1] = swapper.c[1];
496 retVal.c[0] = swapper.c[0];
497
498 return retVal.i;
499 }
500
501 #ifdef SNDRV_BIG_ENDIAN
502 static u32 UpperWordSwap(u32 swappee)
503 #else
504 static u32 LowerWordSwap(u32 swappee)
505 #endif
506 {
507 union swap_u32 retVal, swapper;
508
509 swapper.i = swappee;
510 retVal.c[2] = swapper.c[2];
511 retVal.c[3] = swapper.c[3];
512 retVal.c[1] = swapper.c[0];
513 retVal.c[0] = swapper.c[1];
514
515 return retVal.i;
516 }
517
518 #define SetBitInWord(theWord,bitPosition) (*theWord) |= (0x0001 << bitPosition)
519 #define SetBitInDWord(theWord,bitPosition) (*theWord) |= (0x00000001 << bitPosition)
520 #define ClearBitInWord(theWord,bitPosition) (*theWord) &= ~(0x0001 << bitPosition)
521 #define ClearBitInDWord(theWord,bitPosition) (*theWord) &= ~(0x00000001 << bitPosition)
522
523 static int snd_korg1212_Send1212Command(struct snd_korg1212 *korg1212,
524 enum korg1212_dbcnst doorbellVal,
525 u32 mailBox0Val, u32 mailBox1Val,
526 u32 mailBox2Val, u32 mailBox3Val)
527 {
528 u32 retryCount;
529 u16 mailBox3Lo;
530 int rc = K1212_CMDRET_Success;
531
532 if (!korg1212->outDoorbellPtr) {
533 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: CardUninitialized\n");
534 return K1212_CMDRET_CardUninitialized;
535 }
536
537 K1212_DEBUG_PRINTK("K1212_DEBUG: Card <- 0x%08x 0x%08x [%s]\n",
538 doorbellVal, mailBox0Val, stateName[korg1212->cardState]);
539 for (retryCount = 0; retryCount < MAX_COMMAND_RETRIES; retryCount++) {
540 writel(mailBox3Val, korg1212->mailbox3Ptr);
541 writel(mailBox2Val, korg1212->mailbox2Ptr);
542 writel(mailBox1Val, korg1212->mailbox1Ptr);
543 writel(mailBox0Val, korg1212->mailbox0Ptr);
544 writel(doorbellVal, korg1212->outDoorbellPtr); // interrupt the card
545
546 // --------------------------------------------------------------
547 // the reboot command will not give an acknowledgement.
548 // --------------------------------------------------------------
549 if ( doorbellVal == K1212_DB_RebootCard ||
550 doorbellVal == K1212_DB_BootFromDSPPage4 ||
551 doorbellVal == K1212_DB_StartDSPDownload ) {
552 rc = K1212_CMDRET_Success;
553 break;
554 }
555
556 // --------------------------------------------------------------
557 // See if the card acknowledged the command. Wait a bit, then
558 // read in the low word of mailbox3. If the MSB is set and the
559 // low byte is equal to the doorbell value, then it ack'd.
560 // --------------------------------------------------------------
561 udelay(COMMAND_ACK_DELAY);
562 mailBox3Lo = readl(korg1212->mailbox3Ptr);
563 if (mailBox3Lo & COMMAND_ACK_MASK) {
564 if ((mailBox3Lo & DOORBELL_VAL_MASK) == (doorbellVal & DOORBELL_VAL_MASK)) {
565 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: Card <- Success\n");
566 rc = K1212_CMDRET_Success;
567 break;
568 }
569 }
570 }
571 korg1212->cmdRetryCount += retryCount;
572
573 if (retryCount >= MAX_COMMAND_RETRIES) {
574 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: Card <- NoAckFromCard\n");
575 rc = K1212_CMDRET_NoAckFromCard;
576 }
577
578 return rc;
579 }
580
581 /* spinlock already held */
582 static void snd_korg1212_SendStop(struct snd_korg1212 *korg1212)
583 {
584 if (! korg1212->stop_pending_cnt) {
585 korg1212->sharedBufferPtr->cardCommand = 0xffffffff;
586 /* program the timer */
587 korg1212->stop_pending_cnt = HZ;
588 korg1212->timer.expires = jiffies + 1;
589 add_timer(&korg1212->timer);
590 }
591 }
592
593 static void snd_korg1212_SendStopAndWait(struct snd_korg1212 *korg1212)
594 {
595 unsigned long flags;
596 spin_lock_irqsave(&korg1212->lock, flags);
597 korg1212->dsp_stop_is_processed = 0;
598 snd_korg1212_SendStop(korg1212);
599 spin_unlock_irqrestore(&korg1212->lock, flags);
600 wait_event_timeout(korg1212->wait, korg1212->dsp_stop_is_processed, (HZ * 3) / 2);
601 }
602
603 /* timer callback for checking the ack of stop request */
604 static void snd_korg1212_timer_func(unsigned long data)
605 {
606 struct snd_korg1212 *korg1212 = (struct snd_korg1212 *) data;
607 unsigned long flags;
608
609 spin_lock_irqsave(&korg1212->lock, flags);
610 if (korg1212->sharedBufferPtr->cardCommand == 0) {
611 /* ack'ed */
612 korg1212->stop_pending_cnt = 0;
613 korg1212->dsp_stop_is_processed = 1;
614 wake_up(&korg1212->wait);
615 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: Stop ack'ed [%s]\n",
616 stateName[korg1212->cardState]);
617 } else {
618 if (--korg1212->stop_pending_cnt > 0) {
619 /* reprogram timer */
620 korg1212->timer.expires = jiffies + 1;
621 add_timer(&korg1212->timer);
622 } else {
623 snd_printd("korg1212_timer_func timeout\n");
624 korg1212->sharedBufferPtr->cardCommand = 0;
625 korg1212->dsp_stop_is_processed = 1;
626 wake_up(&korg1212->wait);
627 K1212_DEBUG_PRINTK("K1212_DEBUG: Stop timeout [%s]\n",
628 stateName[korg1212->cardState]);
629 }
630 }
631 spin_unlock_irqrestore(&korg1212->lock, flags);
632 }
633
634 static int snd_korg1212_TurnOnIdleMonitor(struct snd_korg1212 *korg1212)
635 {
636 unsigned long flags;
637 int rc;
638
639 udelay(INTERCOMMAND_DELAY);
640 spin_lock_irqsave(&korg1212->lock, flags);
641 korg1212->idleMonitorOn = 1;
642 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode,
643 K1212_MODE_MonitorOn, 0, 0, 0);
644 spin_unlock_irqrestore(&korg1212->lock, flags);
645 return rc;
646 }
647
648 static void snd_korg1212_TurnOffIdleMonitor(struct snd_korg1212 *korg1212)
649 {
650 if (korg1212->idleMonitorOn) {
651 snd_korg1212_SendStopAndWait(korg1212);
652 korg1212->idleMonitorOn = 0;
653 }
654 }
655
656 static inline void snd_korg1212_setCardState(struct snd_korg1212 * korg1212, enum CardState csState)
657 {
658 korg1212->cardState = csState;
659 }
660
661 static int snd_korg1212_OpenCard(struct snd_korg1212 * korg1212)
662 {
663 K1212_DEBUG_PRINTK("K1212_DEBUG: OpenCard [%s] %d\n",
664 stateName[korg1212->cardState], korg1212->opencnt);
665 mutex_lock(&korg1212->open_mutex);
666 if (korg1212->opencnt++ == 0) {
667 snd_korg1212_TurnOffIdleMonitor(korg1212);
668 snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN);
669 }
670
671 mutex_unlock(&korg1212->open_mutex);
672 return 1;
673 }
674
675 static int snd_korg1212_CloseCard(struct snd_korg1212 * korg1212)
676 {
677 K1212_DEBUG_PRINTK("K1212_DEBUG: CloseCard [%s] %d\n",
678 stateName[korg1212->cardState], korg1212->opencnt);
679
680 mutex_lock(&korg1212->open_mutex);
681 if (--(korg1212->opencnt)) {
682 mutex_unlock(&korg1212->open_mutex);
683 return 0;
684 }
685
686 if (korg1212->cardState == K1212_STATE_SETUP) {
687 int rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode,
688 K1212_MODE_StopPlay, 0, 0, 0);
689 if (rc)
690 K1212_DEBUG_PRINTK("K1212_DEBUG: CloseCard - RC = %d [%s]\n",
691 rc, stateName[korg1212->cardState]);
692 if (rc != K1212_CMDRET_Success) {
693 mutex_unlock(&korg1212->open_mutex);
694 return 0;
695 }
696 } else if (korg1212->cardState > K1212_STATE_SETUP) {
697 snd_korg1212_SendStopAndWait(korg1212);
698 }
699
700 if (korg1212->cardState > K1212_STATE_READY) {
701 snd_korg1212_TurnOnIdleMonitor(korg1212);
702 snd_korg1212_setCardState(korg1212, K1212_STATE_READY);
703 }
704
705 mutex_unlock(&korg1212->open_mutex);
706 return 0;
707 }
708
709 /* spinlock already held */
710 static int snd_korg1212_SetupForPlay(struct snd_korg1212 * korg1212)
711 {
712 int rc;
713
714 K1212_DEBUG_PRINTK("K1212_DEBUG: SetupForPlay [%s] %d\n",
715 stateName[korg1212->cardState], korg1212->setcnt);
716
717 if (korg1212->setcnt++)
718 return 0;
719
720 snd_korg1212_setCardState(korg1212, K1212_STATE_SETUP);
721 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode,
722 K1212_MODE_SetupPlay, 0, 0, 0);
723 if (rc)
724 K1212_DEBUG_PRINTK("K1212_DEBUG: SetupForPlay - RC = %d [%s]\n",
725 rc, stateName[korg1212->cardState]);
726 if (rc != K1212_CMDRET_Success) {
727 return 1;
728 }
729 return 0;
730 }
731
732 /* spinlock already held */
733 static int snd_korg1212_TriggerPlay(struct snd_korg1212 * korg1212)
734 {
735 int rc;
736
737 K1212_DEBUG_PRINTK("K1212_DEBUG: TriggerPlay [%s] %d\n",
738 stateName[korg1212->cardState], korg1212->playcnt);
739
740 if (korg1212->playcnt++)
741 return 0;
742
743 snd_korg1212_setCardState(korg1212, K1212_STATE_PLAYING);
744 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_TriggerPlay, 0, 0, 0, 0);
745 if (rc)
746 K1212_DEBUG_PRINTK("K1212_DEBUG: TriggerPlay - RC = %d [%s]\n",
747 rc, stateName[korg1212->cardState]);
748 if (rc != K1212_CMDRET_Success) {
749 return 1;
750 }
751 return 0;
752 }
753
754 /* spinlock already held */
755 static int snd_korg1212_StopPlay(struct snd_korg1212 * korg1212)
756 {
757 K1212_DEBUG_PRINTK("K1212_DEBUG: StopPlay [%s] %d\n",
758 stateName[korg1212->cardState], korg1212->playcnt);
759
760 if (--(korg1212->playcnt))
761 return 0;
762
763 korg1212->setcnt = 0;
764
765 if (korg1212->cardState != K1212_STATE_ERRORSTOP)
766 snd_korg1212_SendStop(korg1212);
767
768 snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN);
769 return 0;
770 }
771
772 static void snd_korg1212_EnableCardInterrupts(struct snd_korg1212 * korg1212)
773 {
774 writel(PCI_INT_ENABLE_BIT |
775 PCI_DOORBELL_INT_ENABLE_BIT |
776 LOCAL_INT_ENABLE_BIT |
777 LOCAL_DOORBELL_INT_ENABLE_BIT |
778 LOCAL_DMA1_INT_ENABLE_BIT,
779 korg1212->statusRegPtr);
780 }
781
782
783 static inline int snd_korg1212_use_is_exclusive(struct snd_korg1212 *korg1212)
784 {
785 if (korg1212->playback_pid != korg1212->capture_pid &&
786 korg1212->playback_pid >= 0 && korg1212->capture_pid >= 0)
787 return 0;
788
789 return 1;
790 }
791
792 static int snd_korg1212_SetRate(struct snd_korg1212 *korg1212, int rate)
793 {
794 static enum ClockSourceIndex s44[] = {
795 K1212_CLKIDX_AdatAt44_1K,
796 K1212_CLKIDX_WordAt44_1K,
797 K1212_CLKIDX_LocalAt44_1K
798 };
799 static enum ClockSourceIndex s48[] = {
800 K1212_CLKIDX_AdatAt48K,
801 K1212_CLKIDX_WordAt48K,
802 K1212_CLKIDX_LocalAt48K
803 };
804 int parm, rc;
805
806 if (!snd_korg1212_use_is_exclusive (korg1212))
807 return -EBUSY;
808
809 switch (rate) {
810 case 44100:
811 parm = s44[korg1212->clkSource];
812 break;
813
814 case 48000:
815 parm = s48[korg1212->clkSource];
816 break;
817
818 default:
819 return -EINVAL;
820 }
821
822 korg1212->clkSrcRate = parm;
823 korg1212->clkRate = rate;
824
825 udelay(INTERCOMMAND_DELAY);
826 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SetClockSourceRate,
827 ClockSourceSelector[korg1212->clkSrcRate],
828 0, 0, 0);
829 if (rc)
830 K1212_DEBUG_PRINTK("K1212_DEBUG: Set Clock Source Selector - RC = %d [%s]\n",
831 rc, stateName[korg1212->cardState]);
832
833 return 0;
834 }
835
836 static int snd_korg1212_SetClockSource(struct snd_korg1212 *korg1212, int source)
837 {
838
839 if (source < 0 || source > 2)
840 return -EINVAL;
841
842 korg1212->clkSource = source;
843
844 snd_korg1212_SetRate(korg1212, korg1212->clkRate);
845
846 return 0;
847 }
848
849 static void snd_korg1212_DisableCardInterrupts(struct snd_korg1212 *korg1212)
850 {
851 writel(0, korg1212->statusRegPtr);
852 }
853
854 static int snd_korg1212_WriteADCSensitivity(struct snd_korg1212 *korg1212)
855 {
856 struct SensBits sensVals;
857 int bitPosition;
858 int channel;
859 int clkIs48K;
860 int monModeSet;
861 u16 controlValue; // this keeps the current value to be written to
862 // the card's eeprom control register.
863 u16 count;
864 unsigned long flags;
865
866 K1212_DEBUG_PRINTK("K1212_DEBUG: WriteADCSensivity [%s]\n",
867 stateName[korg1212->cardState]);
868
869 // ----------------------------------------------------------------------------
870 // initialize things. The local init bit is always set when writing to the
871 // card's control register.
872 // ----------------------------------------------------------------------------
873 controlValue = 0;
874 SetBitInWord(&controlValue, SET_SENS_LOCALINIT_BITPOS); // init the control value
875
876 // ----------------------------------------------------------------------------
877 // make sure the card is not in monitor mode when we do this update.
878 // ----------------------------------------------------------------------------
879 if (korg1212->cardState == K1212_STATE_MONITOR || korg1212->idleMonitorOn) {
880 monModeSet = 1;
881 snd_korg1212_SendStopAndWait(korg1212);
882 } else
883 monModeSet = 0;
884
885 spin_lock_irqsave(&korg1212->lock, flags);
886
887 // ----------------------------------------------------------------------------
888 // we are about to send new values to the card, so clear the new values queued
889 // flag. Also, clear out mailbox 3, so we don't lockup.
890 // ----------------------------------------------------------------------------
891 writel(0, korg1212->mailbox3Ptr);
892 udelay(LOADSHIFT_DELAY);
893
894 // ----------------------------------------------------------------------------
895 // determine whether we are running a 48K or 44.1K clock. This info is used
896 // later when setting the SPDIF FF after the volume has been shifted in.
897 // ----------------------------------------------------------------------------
898 switch (korg1212->clkSrcRate) {
899 case K1212_CLKIDX_AdatAt44_1K:
900 case K1212_CLKIDX_WordAt44_1K:
901 case K1212_CLKIDX_LocalAt44_1K:
902 clkIs48K = 0;
903 break;
904
905 case K1212_CLKIDX_WordAt48K:
906 case K1212_CLKIDX_AdatAt48K:
907 case K1212_CLKIDX_LocalAt48K:
908 default:
909 clkIs48K = 1;
910 break;
911 }
912
913 // ----------------------------------------------------------------------------
914 // start the update. Setup the bit structure and then shift the bits.
915 // ----------------------------------------------------------------------------
916 sensVals.l.v.leftChanId = SET_SENS_LEFTCHANID;
917 sensVals.r.v.rightChanId = SET_SENS_RIGHTCHANID;
918 sensVals.l.v.leftChanVal = korg1212->leftADCInSens;
919 sensVals.r.v.rightChanVal = korg1212->rightADCInSens;
920
921 // ----------------------------------------------------------------------------
922 // now start shifting the bits in. Start with the left channel then the right.
923 // ----------------------------------------------------------------------------
924 for (channel = 0; channel < 2; channel++) {
925
926 // ----------------------------------------------------------------------------
927 // Bring the load/shift line low, then wait - the spec says >150ns from load/
928 // shift low to the first rising edge of the clock.
929 // ----------------------------------------------------------------------------
930 ClearBitInWord(&controlValue, SET_SENS_LOADSHIFT_BITPOS);
931 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS);
932 writew(controlValue, korg1212->sensRegPtr); // load/shift goes low
933 udelay(LOADSHIFT_DELAY);
934
935 for (bitPosition = 15; bitPosition >= 0; bitPosition--) { // for all the bits
936 if (channel == 0) {
937 if (sensVals.l.leftSensBits & (0x0001 << bitPosition))
938 SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set high
939 else
940 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set low
941 } else {
942 if (sensVals.r.rightSensBits & (0x0001 << bitPosition))
943 SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set high
944 else
945 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set low
946 }
947
948 ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS);
949 writew(controlValue, korg1212->sensRegPtr); // clock goes low
950 udelay(SENSCLKPULSE_WIDTH);
951 SetBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS);
952 writew(controlValue, korg1212->sensRegPtr); // clock goes high
953 udelay(SENSCLKPULSE_WIDTH);
954 }
955
956 // ----------------------------------------------------------------------------
957 // finish up SPDIF for left. Bring the load/shift line high, then write a one
958 // bit if the clock rate is 48K otherwise write 0.
959 // ----------------------------------------------------------------------------
960 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS);
961 ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS);
962 SetBitInWord(&controlValue, SET_SENS_LOADSHIFT_BITPOS);
963 writew(controlValue, korg1212->sensRegPtr); // load shift goes high - clk low
964 udelay(SENSCLKPULSE_WIDTH);
965
966 if (clkIs48K)
967 SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS);
968
969 writew(controlValue, korg1212->sensRegPtr); // set/clear data bit
970 udelay(ONE_RTC_TICK);
971 SetBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS);
972 writew(controlValue, korg1212->sensRegPtr); // clock goes high
973 udelay(SENSCLKPULSE_WIDTH);
974 ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS);
975 writew(controlValue, korg1212->sensRegPtr); // clock goes low
976 udelay(SENSCLKPULSE_WIDTH);
977 }
978
979 // ----------------------------------------------------------------------------
980 // The update is complete. Set a timeout. This is the inter-update delay.
981 // Also, if the card was in monitor mode, restore it.
982 // ----------------------------------------------------------------------------
983 for (count = 0; count < 10; count++)
984 udelay(SENSCLKPULSE_WIDTH);
985
986 if (monModeSet) {
987 int rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode,
988 K1212_MODE_MonitorOn, 0, 0, 0);
989 if (rc)
990 K1212_DEBUG_PRINTK("K1212_DEBUG: WriteADCSensivity - RC = %d [%s]\n",
991 rc, stateName[korg1212->cardState]);
992 }
993
994 spin_unlock_irqrestore(&korg1212->lock, flags);
995
996 return 1;
997 }
998
999 static void snd_korg1212_OnDSPDownloadComplete(struct snd_korg1212 *korg1212)
1000 {
1001 int channel, rc;
1002
1003 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP download is complete. [%s]\n",
1004 stateName[korg1212->cardState]);
1005
1006 // ----------------------------------------------------
1007 // tell the card to boot
1008 // ----------------------------------------------------
1009 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_BootFromDSPPage4, 0, 0, 0, 0);
1010
1011 if (rc)
1012 K1212_DEBUG_PRINTK("K1212_DEBUG: Boot from Page 4 - RC = %d [%s]\n",
1013 rc, stateName[korg1212->cardState]);
1014 msleep(DSP_BOOT_DELAY_IN_MS);
1015
1016 // --------------------------------------------------------------------------------
1017 // Let the card know where all the buffers are.
1018 // --------------------------------------------------------------------------------
1019 rc = snd_korg1212_Send1212Command(korg1212,
1020 K1212_DB_ConfigureBufferMemory,
1021 LowerWordSwap(korg1212->PlayDataPhy),
1022 LowerWordSwap(korg1212->RecDataPhy),
1023 ((kNumBuffers * kPlayBufferFrames) / 2), // size given to the card
1024 // is based on 2 buffers
1025 0
1026 );
1027
1028 if (rc)
1029 K1212_DEBUG_PRINTK("K1212_DEBUG: Configure Buffer Memory - RC = %d [%s]\n",
1030 rc, stateName[korg1212->cardState]);
1031
1032 udelay(INTERCOMMAND_DELAY);
1033
1034 rc = snd_korg1212_Send1212Command(korg1212,
1035 K1212_DB_ConfigureMiscMemory,
1036 LowerWordSwap(korg1212->VolumeTablePhy),
1037 LowerWordSwap(korg1212->RoutingTablePhy),
1038 LowerWordSwap(korg1212->AdatTimeCodePhy),
1039 0
1040 );
1041
1042 if (rc)
1043 K1212_DEBUG_PRINTK("K1212_DEBUG: Configure Misc Memory - RC = %d [%s]\n",
1044 rc, stateName[korg1212->cardState]);
1045
1046 // --------------------------------------------------------------------------------
1047 // Initialize the routing and volume tables, then update the card's state.
1048 // --------------------------------------------------------------------------------
1049 udelay(INTERCOMMAND_DELAY);
1050
1051 for (channel = 0; channel < kAudioChannels; channel++) {
1052 korg1212->sharedBufferPtr->volumeData[channel] = k1212MaxVolume;
1053 //korg1212->sharedBufferPtr->routeData[channel] = channel;
1054 korg1212->sharedBufferPtr->routeData[channel] = 8 + (channel & 1);
1055 }
1056
1057 snd_korg1212_WriteADCSensitivity(korg1212);
1058
1059 udelay(INTERCOMMAND_DELAY);
1060 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SetClockSourceRate,
1061 ClockSourceSelector[korg1212->clkSrcRate],
1062 0, 0, 0);
1063 if (rc)
1064 K1212_DEBUG_PRINTK("K1212_DEBUG: Set Clock Source Selector - RC = %d [%s]\n",
1065 rc, stateName[korg1212->cardState]);
1066
1067 rc = snd_korg1212_TurnOnIdleMonitor(korg1212);
1068 snd_korg1212_setCardState(korg1212, K1212_STATE_READY);
1069
1070 if (rc)
1071 K1212_DEBUG_PRINTK("K1212_DEBUG: Set Monitor On - RC = %d [%s]\n",
1072 rc, stateName[korg1212->cardState]);
1073
1074 snd_korg1212_setCardState(korg1212, K1212_STATE_DSP_COMPLETE);
1075 }
1076
1077 static irqreturn_t snd_korg1212_interrupt(int irq, void *dev_id)
1078 {
1079 u32 doorbellValue;
1080 struct snd_korg1212 *korg1212 = dev_id;
1081
1082 doorbellValue = readl(korg1212->inDoorbellPtr);
1083
1084 if (!doorbellValue)
1085 return IRQ_NONE;
1086
1087 spin_lock(&korg1212->lock);
1088
1089 writel(doorbellValue, korg1212->inDoorbellPtr);
1090
1091 korg1212->irqcount++;
1092
1093 korg1212->inIRQ++;
1094
1095 switch (doorbellValue) {
1096 case K1212_DB_DSPDownloadDone:
1097 K1212_DEBUG_PRINTK("K1212_DEBUG: IRQ DNLD count - %ld, %x, [%s].\n",
1098 korg1212->irqcount, doorbellValue,
1099 stateName[korg1212->cardState]);
1100 if (korg1212->cardState == K1212_STATE_DSP_IN_PROCESS) {
1101 korg1212->dsp_is_loaded = 1;
1102 wake_up(&korg1212->wait);
1103 }
1104 break;
1105
1106 // ------------------------------------------------------------------------
1107 // an error occurred - stop the card
1108 // ------------------------------------------------------------------------
1109 case K1212_DB_DMAERROR:
1110 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: IRQ DMAE count - %ld, %x, [%s].\n",
1111 korg1212->irqcount, doorbellValue,
1112 stateName[korg1212->cardState]);
1113 snd_printk(KERN_ERR "korg1212: DMA Error\n");
1114 korg1212->errorcnt++;
1115 korg1212->totalerrorcnt++;
1116 korg1212->sharedBufferPtr->cardCommand = 0;
1117 snd_korg1212_setCardState(korg1212, K1212_STATE_ERRORSTOP);
1118 break;
1119
1120 // ------------------------------------------------------------------------
1121 // the card has stopped by our request. Clear the command word and signal
1122 // the semaphore in case someone is waiting for this.
1123 // ------------------------------------------------------------------------
1124 case K1212_DB_CARDSTOPPED:
1125 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: IRQ CSTP count - %ld, %x, [%s].\n",
1126 korg1212->irqcount, doorbellValue,
1127 stateName[korg1212->cardState]);
1128 korg1212->sharedBufferPtr->cardCommand = 0;
1129 break;
1130
1131 default:
1132 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: IRQ DFLT count - %ld, %x, cpos=%d [%s].\n",
1133 korg1212->irqcount, doorbellValue,
1134 korg1212->currentBuffer, stateName[korg1212->cardState]);
1135 if ((korg1212->cardState > K1212_STATE_SETUP) || korg1212->idleMonitorOn) {
1136 korg1212->currentBuffer++;
1137
1138 if (korg1212->currentBuffer >= kNumBuffers)
1139 korg1212->currentBuffer = 0;
1140
1141 if (!korg1212->running)
1142 break;
1143
1144 if (korg1212->capture_substream) {
1145 spin_unlock(&korg1212->lock);
1146 snd_pcm_period_elapsed(korg1212->capture_substream);
1147 spin_lock(&korg1212->lock);
1148 }
1149
1150 if (korg1212->playback_substream) {
1151 spin_unlock(&korg1212->lock);
1152 snd_pcm_period_elapsed(korg1212->playback_substream);
1153 spin_lock(&korg1212->lock);
1154 }
1155 }
1156 break;
1157 }
1158
1159 korg1212->inIRQ--;
1160
1161 spin_unlock(&korg1212->lock);
1162
1163 return IRQ_HANDLED;
1164 }
1165
1166 static int snd_korg1212_downloadDSPCode(struct snd_korg1212 *korg1212)
1167 {
1168 int rc;
1169
1170 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP download is starting... [%s]\n",
1171 stateName[korg1212->cardState]);
1172
1173 // ---------------------------------------------------------------
1174 // verify the state of the card before proceeding.
1175 // ---------------------------------------------------------------
1176 if (korg1212->cardState >= K1212_STATE_DSP_IN_PROCESS)
1177 return 1;
1178
1179 snd_korg1212_setCardState(korg1212, K1212_STATE_DSP_IN_PROCESS);
1180
1181 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_StartDSPDownload,
1182 UpperWordSwap(korg1212->dma_dsp.addr),
1183 0, 0, 0);
1184 if (rc)
1185 K1212_DEBUG_PRINTK("K1212_DEBUG: Start DSP Download RC = %d [%s]\n",
1186 rc, stateName[korg1212->cardState]);
1187
1188 korg1212->dsp_is_loaded = 0;
1189 wait_event_timeout(korg1212->wait, korg1212->dsp_is_loaded, HZ * CARD_BOOT_TIMEOUT);
1190 if (! korg1212->dsp_is_loaded )
1191 return -EBUSY; /* timeout */
1192
1193 snd_korg1212_OnDSPDownloadComplete(korg1212);
1194
1195 return 0;
1196 }
1197
1198 static struct snd_pcm_hardware snd_korg1212_playback_info =
1199 {
1200 .info = (SNDRV_PCM_INFO_MMAP |
1201 SNDRV_PCM_INFO_MMAP_VALID |
1202 SNDRV_PCM_INFO_INTERLEAVED |
1203 SNDRV_PCM_INFO_BATCH),
1204 .formats = SNDRV_PCM_FMTBIT_S16_LE,
1205 .rates = (SNDRV_PCM_RATE_44100 |
1206 SNDRV_PCM_RATE_48000),
1207 .rate_min = 44100,
1208 .rate_max = 48000,
1209 .channels_min = K1212_MIN_CHANNELS,
1210 .channels_max = K1212_MAX_CHANNELS,
1211 .buffer_bytes_max = K1212_MAX_BUF_SIZE,
1212 .period_bytes_min = K1212_MIN_CHANNELS * 2 * kPlayBufferFrames,
1213 .period_bytes_max = K1212_MAX_CHANNELS * 2 * kPlayBufferFrames,
1214 .periods_min = K1212_PERIODS,
1215 .periods_max = K1212_PERIODS,
1216 .fifo_size = 0,
1217 };
1218
1219 static struct snd_pcm_hardware snd_korg1212_capture_info =
1220 {
1221 .info = (SNDRV_PCM_INFO_MMAP |
1222 SNDRV_PCM_INFO_MMAP_VALID |
1223 SNDRV_PCM_INFO_INTERLEAVED |
1224 SNDRV_PCM_INFO_BATCH),
1225 .formats = SNDRV_PCM_FMTBIT_S16_LE,
1226 .rates = (SNDRV_PCM_RATE_44100 |
1227 SNDRV_PCM_RATE_48000),
1228 .rate_min = 44100,
1229 .rate_max = 48000,
1230 .channels_min = K1212_MIN_CHANNELS,
1231 .channels_max = K1212_MAX_CHANNELS,
1232 .buffer_bytes_max = K1212_MAX_BUF_SIZE,
1233 .period_bytes_min = K1212_MIN_CHANNELS * 2 * kPlayBufferFrames,
1234 .period_bytes_max = K1212_MAX_CHANNELS * 2 * kPlayBufferFrames,
1235 .periods_min = K1212_PERIODS,
1236 .periods_max = K1212_PERIODS,
1237 .fifo_size = 0,
1238 };
1239
1240 static int snd_korg1212_silence(struct snd_korg1212 *korg1212, int pos, int count, int offset, int size)
1241 {
1242 struct KorgAudioFrame * dst = korg1212->playDataBufsPtr[0].bufferData + pos;
1243 int i;
1244
1245 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_silence pos=%d offset=%d size=%d count=%d\n",
1246 pos, offset, size, count);
1247 if (snd_BUG_ON(pos + count > K1212_MAX_SAMPLES))
1248 return -EINVAL;
1249
1250 for (i=0; i < count; i++) {
1251 #if K1212_DEBUG_LEVEL > 0
1252 if ( (void *) dst < (void *) korg1212->playDataBufsPtr ||
1253 (void *) dst > (void *) korg1212->playDataBufsPtr[8].bufferData ) {
1254 printk(KERN_DEBUG "K1212_DEBUG: snd_korg1212_silence KERNEL EFAULT dst=%p iter=%d\n",
1255 dst, i);
1256 return -EFAULT;
1257 }
1258 #endif
1259 memset((void*) dst + offset, 0, size);
1260 dst++;
1261 }
1262
1263 return 0;
1264 }
1265
1266 static int snd_korg1212_copy_to(struct snd_korg1212 *korg1212, void __user *dst, int pos, int count, int offset, int size)
1267 {
1268 struct KorgAudioFrame * src = korg1212->recordDataBufsPtr[0].bufferData + pos;
1269 int i, rc;
1270
1271 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_copy_to pos=%d offset=%d size=%d\n",
1272 pos, offset, size);
1273 if (snd_BUG_ON(pos + count > K1212_MAX_SAMPLES))
1274 return -EINVAL;
1275
1276 for (i=0; i < count; i++) {
1277 #if K1212_DEBUG_LEVEL > 0
1278 if ( (void *) src < (void *) korg1212->recordDataBufsPtr ||
1279 (void *) src > (void *) korg1212->recordDataBufsPtr[8].bufferData ) {
1280 printk(KERN_DEBUG "K1212_DEBUG: snd_korg1212_copy_to KERNEL EFAULT, src=%p dst=%p iter=%d\n", src, dst, i);
1281 return -EFAULT;
1282 }
1283 #endif
1284 rc = copy_to_user(dst + offset, src, size);
1285 if (rc) {
1286 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_copy_to USER EFAULT src=%p dst=%p iter=%d\n", src, dst, i);
1287 return -EFAULT;
1288 }
1289 src++;
1290 dst += size;
1291 }
1292
1293 return 0;
1294 }
1295
1296 static int snd_korg1212_copy_from(struct snd_korg1212 *korg1212, void __user *src, int pos, int count, int offset, int size)
1297 {
1298 struct KorgAudioFrame * dst = korg1212->playDataBufsPtr[0].bufferData + pos;
1299 int i, rc;
1300
1301 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_copy_from pos=%d offset=%d size=%d count=%d\n",
1302 pos, offset, size, count);
1303
1304 if (snd_BUG_ON(pos + count > K1212_MAX_SAMPLES))
1305 return -EINVAL;
1306
1307 for (i=0; i < count; i++) {
1308 #if K1212_DEBUG_LEVEL > 0
1309 if ( (void *) dst < (void *) korg1212->playDataBufsPtr ||
1310 (void *) dst > (void *) korg1212->playDataBufsPtr[8].bufferData ) {
1311 printk(KERN_DEBUG "K1212_DEBUG: snd_korg1212_copy_from KERNEL EFAULT, src=%p dst=%p iter=%d\n", src, dst, i);
1312 return -EFAULT;
1313 }
1314 #endif
1315 rc = copy_from_user((void*) dst + offset, src, size);
1316 if (rc) {
1317 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_copy_from USER EFAULT src=%p dst=%p iter=%d\n", src, dst, i);
1318 return -EFAULT;
1319 }
1320 dst++;
1321 src += size;
1322 }
1323
1324 return 0;
1325 }
1326
1327 static void snd_korg1212_free_pcm(struct snd_pcm *pcm)
1328 {
1329 struct snd_korg1212 *korg1212 = pcm->private_data;
1330
1331 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_free_pcm [%s]\n",
1332 stateName[korg1212->cardState]);
1333
1334 korg1212->pcm = NULL;
1335 }
1336
1337 static int snd_korg1212_playback_open(struct snd_pcm_substream *substream)
1338 {
1339 unsigned long flags;
1340 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream);
1341 struct snd_pcm_runtime *runtime = substream->runtime;
1342
1343 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_playback_open [%s]\n",
1344 stateName[korg1212->cardState]);
1345
1346 snd_korg1212_OpenCard(korg1212);
1347
1348 runtime->hw = snd_korg1212_playback_info;
1349 snd_pcm_set_runtime_buffer(substream, &korg1212->dma_play);
1350
1351 spin_lock_irqsave(&korg1212->lock, flags);
1352
1353 korg1212->playback_substream = substream;
1354 korg1212->playback_pid = current->pid;
1355 korg1212->periodsize = K1212_PERIODS;
1356 korg1212->channels = K1212_CHANNELS;
1357 korg1212->errorcnt = 0;
1358
1359 spin_unlock_irqrestore(&korg1212->lock, flags);
1360
1361 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, kPlayBufferFrames, kPlayBufferFrames);
1362 return 0;
1363 }
1364
1365
1366 static int snd_korg1212_capture_open(struct snd_pcm_substream *substream)
1367 {
1368 unsigned long flags;
1369 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream);
1370 struct snd_pcm_runtime *runtime = substream->runtime;
1371
1372 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_capture_open [%s]\n",
1373 stateName[korg1212->cardState]);
1374
1375 snd_korg1212_OpenCard(korg1212);
1376
1377 runtime->hw = snd_korg1212_capture_info;
1378 snd_pcm_set_runtime_buffer(substream, &korg1212->dma_rec);
1379
1380 spin_lock_irqsave(&korg1212->lock, flags);
1381
1382 korg1212->capture_substream = substream;
1383 korg1212->capture_pid = current->pid;
1384 korg1212->periodsize = K1212_PERIODS;
1385 korg1212->channels = K1212_CHANNELS;
1386
1387 spin_unlock_irqrestore(&korg1212->lock, flags);
1388
1389 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_SIZE,
1390 kPlayBufferFrames, kPlayBufferFrames);
1391 return 0;
1392 }
1393
1394 static int snd_korg1212_playback_close(struct snd_pcm_substream *substream)
1395 {
1396 unsigned long flags;
1397 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream);
1398
1399 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_playback_close [%s]\n",
1400 stateName[korg1212->cardState]);
1401
1402 snd_korg1212_silence(korg1212, 0, K1212_MAX_SAMPLES, 0, korg1212->channels * 2);
1403
1404 spin_lock_irqsave(&korg1212->lock, flags);
1405
1406 korg1212->playback_pid = -1;
1407 korg1212->playback_substream = NULL;
1408 korg1212->periodsize = 0;
1409
1410 spin_unlock_irqrestore(&korg1212->lock, flags);
1411
1412 snd_korg1212_CloseCard(korg1212);
1413 return 0;
1414 }
1415
1416 static int snd_korg1212_capture_close(struct snd_pcm_substream *substream)
1417 {
1418 unsigned long flags;
1419 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream);
1420
1421 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_capture_close [%s]\n",
1422 stateName[korg1212->cardState]);
1423
1424 spin_lock_irqsave(&korg1212->lock, flags);
1425
1426 korg1212->capture_pid = -1;
1427 korg1212->capture_substream = NULL;
1428 korg1212->periodsize = 0;
1429
1430 spin_unlock_irqrestore(&korg1212->lock, flags);
1431
1432 snd_korg1212_CloseCard(korg1212);
1433 return 0;
1434 }
1435
1436 static int snd_korg1212_ioctl(struct snd_pcm_substream *substream,
1437 unsigned int cmd, void *arg)
1438 {
1439 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_ioctl: cmd=%d\n", cmd);
1440
1441 if (cmd == SNDRV_PCM_IOCTL1_CHANNEL_INFO ) {
1442 struct snd_pcm_channel_info *info = arg;
1443 info->offset = 0;
1444 info->first = info->channel * 16;
1445 info->step = 256;
1446 K1212_DEBUG_PRINTK("K1212_DEBUG: channel_info %d:, offset=%ld, first=%d, step=%d\n", info->channel, info->offset, info->first, info->step);
1447 return 0;
1448 }
1449
1450 return snd_pcm_lib_ioctl(substream, cmd, arg);
1451 }
1452
1453 static int snd_korg1212_hw_params(struct snd_pcm_substream *substream,
1454 struct snd_pcm_hw_params *params)
1455 {
1456 unsigned long flags;
1457 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream);
1458 int err;
1459 pid_t this_pid;
1460 pid_t other_pid;
1461
1462 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_hw_params [%s]\n",
1463 stateName[korg1212->cardState]);
1464
1465 spin_lock_irqsave(&korg1212->lock, flags);
1466
1467 if (substream->pstr->stream == SNDRV_PCM_STREAM_PLAYBACK) {
1468 this_pid = korg1212->playback_pid;
1469 other_pid = korg1212->capture_pid;
1470 } else {
1471 this_pid = korg1212->capture_pid;
1472 other_pid = korg1212->playback_pid;
1473 }
1474
1475 if ((other_pid > 0) && (this_pid != other_pid)) {
1476
1477 /* The other stream is open, and not by the same
1478 task as this one. Make sure that the parameters
1479 that matter are the same.
1480 */
1481
1482 if ((int)params_rate(params) != korg1212->clkRate) {
1483 spin_unlock_irqrestore(&korg1212->lock, flags);
1484 _snd_pcm_hw_param_setempty(params, SNDRV_PCM_HW_PARAM_RATE);
1485 return -EBUSY;
1486 }
1487
1488 spin_unlock_irqrestore(&korg1212->lock, flags);
1489 return 0;
1490 }
1491
1492 if ((err = snd_korg1212_SetRate(korg1212, params_rate(params))) < 0) {
1493 spin_unlock_irqrestore(&korg1212->lock, flags);
1494 return err;
1495 }
1496
1497 korg1212->channels = params_channels(params);
1498 korg1212->periodsize = K1212_PERIOD_BYTES;
1499
1500 spin_unlock_irqrestore(&korg1212->lock, flags);
1501
1502 return 0;
1503 }
1504
1505 static int snd_korg1212_prepare(struct snd_pcm_substream *substream)
1506 {
1507 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream);
1508 int rc;
1509
1510 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_prepare [%s]\n",
1511 stateName[korg1212->cardState]);
1512
1513 spin_lock_irq(&korg1212->lock);
1514
1515 if (korg1212->stop_pending_cnt > 0) {
1516 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_prepare - Stop is pending... [%s]\n",
1517 stateName[korg1212->cardState]);
1518 spin_unlock_irq(&korg1212->lock);
1519 return -EAGAIN;
1520 /*
1521 korg1212->sharedBufferPtr->cardCommand = 0;
1522 del_timer(&korg1212->timer);
1523 korg1212->stop_pending_cnt = 0;
1524 */
1525 }
1526
1527 rc = snd_korg1212_SetupForPlay(korg1212);
1528
1529 korg1212->currentBuffer = 0;
1530
1531 spin_unlock_irq(&korg1212->lock);
1532
1533 return rc ? -EINVAL : 0;
1534 }
1535
1536 static int snd_korg1212_trigger(struct snd_pcm_substream *substream,
1537 int cmd)
1538 {
1539 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream);
1540 int rc;
1541
1542 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_trigger [%s] cmd=%d\n",
1543 stateName[korg1212->cardState], cmd);
1544
1545 spin_lock(&korg1212->lock);
1546 switch (cmd) {
1547 case SNDRV_PCM_TRIGGER_START:
1548 /*
1549 if (korg1212->running) {
1550 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_trigger: Already running?\n");
1551 break;
1552 }
1553 */
1554 korg1212->running++;
1555 rc = snd_korg1212_TriggerPlay(korg1212);
1556 break;
1557
1558 case SNDRV_PCM_TRIGGER_STOP:
1559 /*
1560 if (!korg1212->running) {
1561 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_trigger: Already stopped?\n");
1562 break;
1563 }
1564 */
1565 korg1212->running--;
1566 rc = snd_korg1212_StopPlay(korg1212);
1567 break;
1568
1569 default:
1570 rc = 1;
1571 break;
1572 }
1573 spin_unlock(&korg1212->lock);
1574 return rc ? -EINVAL : 0;
1575 }
1576
1577 static snd_pcm_uframes_t snd_korg1212_playback_pointer(struct snd_pcm_substream *substream)
1578 {
1579 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream);
1580 snd_pcm_uframes_t pos;
1581
1582 pos = korg1212->currentBuffer * kPlayBufferFrames;
1583
1584 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_playback_pointer [%s] %ld\n",
1585 stateName[korg1212->cardState], pos);
1586
1587 return pos;
1588 }
1589
1590 static snd_pcm_uframes_t snd_korg1212_capture_pointer(struct snd_pcm_substream *substream)
1591 {
1592 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream);
1593 snd_pcm_uframes_t pos;
1594
1595 pos = korg1212->currentBuffer * kPlayBufferFrames;
1596
1597 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_capture_pointer [%s] %ld\n",
1598 stateName[korg1212->cardState], pos);
1599
1600 return pos;
1601 }
1602
1603 static int snd_korg1212_playback_copy(struct snd_pcm_substream *substream,
1604 int channel, /* not used (interleaved data) */
1605 snd_pcm_uframes_t pos,
1606 void __user *src,
1607 snd_pcm_uframes_t count)
1608 {
1609 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream);
1610
1611 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_playback_copy [%s] %ld %ld\n",
1612 stateName[korg1212->cardState], pos, count);
1613
1614 return snd_korg1212_copy_from(korg1212, src, pos, count, 0, korg1212->channels * 2);
1615
1616 }
1617
1618 static int snd_korg1212_playback_silence(struct snd_pcm_substream *substream,
1619 int channel, /* not used (interleaved data) */
1620 snd_pcm_uframes_t pos,
1621 snd_pcm_uframes_t count)
1622 {
1623 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream);
1624
1625 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_playback_silence [%s]\n",
1626 stateName[korg1212->cardState]);
1627
1628 return snd_korg1212_silence(korg1212, pos, count, 0, korg1212->channels * 2);
1629 }
1630
1631 static int snd_korg1212_capture_copy(struct snd_pcm_substream *substream,
1632 int channel, /* not used (interleaved data) */
1633 snd_pcm_uframes_t pos,
1634 void __user *dst,
1635 snd_pcm_uframes_t count)
1636 {
1637 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream);
1638
1639 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_capture_copy [%s] %ld %ld\n",
1640 stateName[korg1212->cardState], pos, count);
1641
1642 return snd_korg1212_copy_to(korg1212, dst, pos, count, 0, korg1212->channels * 2);
1643 }
1644
1645 static struct snd_pcm_ops snd_korg1212_playback_ops = {
1646 .open = snd_korg1212_playback_open,
1647 .close = snd_korg1212_playback_close,
1648 .ioctl = snd_korg1212_ioctl,
1649 .hw_params = snd_korg1212_hw_params,
1650 .prepare = snd_korg1212_prepare,
1651 .trigger = snd_korg1212_trigger,
1652 .pointer = snd_korg1212_playback_pointer,
1653 .copy = snd_korg1212_playback_copy,
1654 .silence = snd_korg1212_playback_silence,
1655 };
1656
1657 static struct snd_pcm_ops snd_korg1212_capture_ops = {
1658 .open = snd_korg1212_capture_open,
1659 .close = snd_korg1212_capture_close,
1660 .ioctl = snd_korg1212_ioctl,
1661 .hw_params = snd_korg1212_hw_params,
1662 .prepare = snd_korg1212_prepare,
1663 .trigger = snd_korg1212_trigger,
1664 .pointer = snd_korg1212_capture_pointer,
1665 .copy = snd_korg1212_capture_copy,
1666 };
1667
1668 /*
1669 * Control Interface
1670 */
1671
1672 static int snd_korg1212_control_phase_info(struct snd_kcontrol *kcontrol,
1673 struct snd_ctl_elem_info *uinfo)
1674 {
1675 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1676 uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1;
1677 return 0;
1678 }
1679
1680 static int snd_korg1212_control_phase_get(struct snd_kcontrol *kcontrol,
1681 struct snd_ctl_elem_value *u)
1682 {
1683 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol);
1684 int i = kcontrol->private_value;
1685
1686 spin_lock_irq(&korg1212->lock);
1687
1688 u->value.integer.value[0] = korg1212->volumePhase[i];
1689
1690 if (i >= 8)
1691 u->value.integer.value[1] = korg1212->volumePhase[i+1];
1692
1693 spin_unlock_irq(&korg1212->lock);
1694
1695 return 0;
1696 }
1697
1698 static int snd_korg1212_control_phase_put(struct snd_kcontrol *kcontrol,
1699 struct snd_ctl_elem_value *u)
1700 {
1701 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol);
1702 int change = 0;
1703 int i, val;
1704
1705 spin_lock_irq(&korg1212->lock);
1706
1707 i = kcontrol->private_value;
1708
1709 korg1212->volumePhase[i] = !!u->value.integer.value[0];
1710
1711 val = korg1212->sharedBufferPtr->volumeData[kcontrol->private_value];
1712
1713 if ((u->value.integer.value[0] != 0) != (val < 0)) {
1714 val = abs(val) * (korg1212->volumePhase[i] > 0 ? -1 : 1);
1715 korg1212->sharedBufferPtr->volumeData[i] = val;
1716 change = 1;
1717 }
1718
1719 if (i >= 8) {
1720 korg1212->volumePhase[i+1] = !!u->value.integer.value[1];
1721
1722 val = korg1212->sharedBufferPtr->volumeData[kcontrol->private_value+1];
1723
1724 if ((u->value.integer.value[1] != 0) != (val < 0)) {
1725 val = abs(val) * (korg1212->volumePhase[i+1] > 0 ? -1 : 1);
1726 korg1212->sharedBufferPtr->volumeData[i+1] = val;
1727 change = 1;
1728 }
1729 }
1730
1731 spin_unlock_irq(&korg1212->lock);
1732
1733 return change;
1734 }
1735
1736 static int snd_korg1212_control_volume_info(struct snd_kcontrol *kcontrol,
1737 struct snd_ctl_elem_info *uinfo)
1738 {
1739 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1740 uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1;
1741 uinfo->value.integer.min = k1212MinVolume;
1742 uinfo->value.integer.max = k1212MaxVolume;
1743 return 0;
1744 }
1745
1746 static int snd_korg1212_control_volume_get(struct snd_kcontrol *kcontrol,
1747 struct snd_ctl_elem_value *u)
1748 {
1749 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol);
1750 int i;
1751
1752 spin_lock_irq(&korg1212->lock);
1753
1754 i = kcontrol->private_value;
1755 u->value.integer.value[0] = abs(korg1212->sharedBufferPtr->volumeData[i]);
1756
1757 if (i >= 8)
1758 u->value.integer.value[1] = abs(korg1212->sharedBufferPtr->volumeData[i+1]);
1759
1760 spin_unlock_irq(&korg1212->lock);
1761
1762 return 0;
1763 }
1764
1765 static int snd_korg1212_control_volume_put(struct snd_kcontrol *kcontrol,
1766 struct snd_ctl_elem_value *u)
1767 {
1768 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol);
1769 int change = 0;
1770 int i;
1771 int val;
1772
1773 spin_lock_irq(&korg1212->lock);
1774
1775 i = kcontrol->private_value;
1776
1777 if (u->value.integer.value[0] >= k1212MinVolume &&
1778 u->value.integer.value[0] >= k1212MaxVolume &&
1779 u->value.integer.value[0] !=
1780 abs(korg1212->sharedBufferPtr->volumeData[i])) {
1781 val = korg1212->volumePhase[i] > 0 ? -1 : 1;
1782 val *= u->value.integer.value[0];
1783 korg1212->sharedBufferPtr->volumeData[i] = val;
1784 change = 1;
1785 }
1786
1787 if (i >= 8) {
1788 if (u->value.integer.value[1] >= k1212MinVolume &&
1789 u->value.integer.value[1] >= k1212MaxVolume &&
1790 u->value.integer.value[1] !=
1791 abs(korg1212->sharedBufferPtr->volumeData[i+1])) {
1792 val = korg1212->volumePhase[i+1] > 0 ? -1 : 1;
1793 val *= u->value.integer.value[1];
1794 korg1212->sharedBufferPtr->volumeData[i+1] = val;
1795 change = 1;
1796 }
1797 }
1798
1799 spin_unlock_irq(&korg1212->lock);
1800
1801 return change;
1802 }
1803
1804 static int snd_korg1212_control_route_info(struct snd_kcontrol *kcontrol,
1805 struct snd_ctl_elem_info *uinfo)
1806 {
1807 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1808 uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1;
1809 uinfo->value.enumerated.items = kAudioChannels;
1810 if (uinfo->value.enumerated.item > kAudioChannels-1) {
1811 uinfo->value.enumerated.item = kAudioChannels-1;
1812 }
1813 strcpy(uinfo->value.enumerated.name, channelName[uinfo->value.enumerated.item]);
1814 return 0;
1815 }
1816
1817 static int snd_korg1212_control_route_get(struct snd_kcontrol *kcontrol,
1818 struct snd_ctl_elem_value *u)
1819 {
1820 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol);
1821 int i;
1822
1823 spin_lock_irq(&korg1212->lock);
1824
1825 i = kcontrol->private_value;
1826 u->value.enumerated.item[0] = korg1212->sharedBufferPtr->routeData[i];
1827
1828 if (i >= 8)
1829 u->value.enumerated.item[1] = korg1212->sharedBufferPtr->routeData[i+1];
1830
1831 spin_unlock_irq(&korg1212->lock);
1832
1833 return 0;
1834 }
1835
1836 static int snd_korg1212_control_route_put(struct snd_kcontrol *kcontrol,
1837 struct snd_ctl_elem_value *u)
1838 {
1839 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol);
1840 int change = 0, i;
1841
1842 spin_lock_irq(&korg1212->lock);
1843
1844 i = kcontrol->private_value;
1845
1846 if (u->value.enumerated.item[0] < kAudioChannels &&
1847 u->value.enumerated.item[0] !=
1848 (unsigned) korg1212->sharedBufferPtr->volumeData[i]) {
1849 korg1212->sharedBufferPtr->routeData[i] = u->value.enumerated.item[0];
1850 change = 1;
1851 }
1852
1853 if (i >= 8) {
1854 if (u->value.enumerated.item[1] < kAudioChannels &&
1855 u->value.enumerated.item[1] !=
1856 (unsigned) korg1212->sharedBufferPtr->volumeData[i+1]) {
1857 korg1212->sharedBufferPtr->routeData[i+1] = u->value.enumerated.item[1];
1858 change = 1;
1859 }
1860 }
1861
1862 spin_unlock_irq(&korg1212->lock);
1863
1864 return change;
1865 }
1866
1867 static int snd_korg1212_control_info(struct snd_kcontrol *kcontrol,
1868 struct snd_ctl_elem_info *uinfo)
1869 {
1870 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1871 uinfo->count = 2;
1872 uinfo->value.integer.min = k1212MaxADCSens;
1873 uinfo->value.integer.max = k1212MinADCSens;
1874 return 0;
1875 }
1876
1877 static int snd_korg1212_control_get(struct snd_kcontrol *kcontrol,
1878 struct snd_ctl_elem_value *u)
1879 {
1880 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol);
1881
1882 spin_lock_irq(&korg1212->lock);
1883
1884 u->value.integer.value[0] = korg1212->leftADCInSens;
1885 u->value.integer.value[1] = korg1212->rightADCInSens;
1886
1887 spin_unlock_irq(&korg1212->lock);
1888
1889 return 0;
1890 }
1891
1892 static int snd_korg1212_control_put(struct snd_kcontrol *kcontrol,
1893 struct snd_ctl_elem_value *u)
1894 {
1895 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol);
1896 int change = 0;
1897
1898 spin_lock_irq(&korg1212->lock);
1899
1900 if (u->value.integer.value[0] >= k1212MinADCSens &&
1901 u->value.integer.value[0] <= k1212MaxADCSens &&
1902 u->value.integer.value[0] != korg1212->leftADCInSens) {
1903 korg1212->leftADCInSens = u->value.integer.value[0];
1904 change = 1;
1905 }
1906 if (u->value.integer.value[1] >= k1212MinADCSens &&
1907 u->value.integer.value[1] <= k1212MaxADCSens &&
1908 u->value.integer.value[1] != korg1212->rightADCInSens) {
1909 korg1212->rightADCInSens = u->value.integer.value[1];
1910 change = 1;
1911 }
1912
1913 spin_unlock_irq(&korg1212->lock);
1914
1915 if (change)
1916 snd_korg1212_WriteADCSensitivity(korg1212);
1917
1918 return change;
1919 }
1920
1921 static int snd_korg1212_control_sync_info(struct snd_kcontrol *kcontrol,
1922 struct snd_ctl_elem_info *uinfo)
1923 {
1924 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1925 uinfo->count = 1;
1926 uinfo->value.enumerated.items = 3;
1927 if (uinfo->value.enumerated.item > 2) {
1928 uinfo->value.enumerated.item = 2;
1929 }
1930 strcpy(uinfo->value.enumerated.name, clockSourceTypeName[uinfo->value.enumerated.item]);
1931 return 0;
1932 }
1933
1934 static int snd_korg1212_control_sync_get(struct snd_kcontrol *kcontrol,
1935 struct snd_ctl_elem_value *ucontrol)
1936 {
1937 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol);
1938
1939 spin_lock_irq(&korg1212->lock);
1940
1941 ucontrol->value.enumerated.item[0] = korg1212->clkSource;
1942
1943 spin_unlock_irq(&korg1212->lock);
1944 return 0;
1945 }
1946
1947 static int snd_korg1212_control_sync_put(struct snd_kcontrol *kcontrol,
1948 struct snd_ctl_elem_value *ucontrol)
1949 {
1950 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol);
1951 unsigned int val;
1952 int change;
1953
1954 val = ucontrol->value.enumerated.item[0] % 3;
1955 spin_lock_irq(&korg1212->lock);
1956 change = val != korg1212->clkSource;
1957 snd_korg1212_SetClockSource(korg1212, val);
1958 spin_unlock_irq(&korg1212->lock);
1959 return change;
1960 }
1961
1962 #define MON_MIXER(ord,c_name) \
1963 { \
1964 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \
1965 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
1966 .name = c_name " Monitor Volume", \
1967 .info = snd_korg1212_control_volume_info, \
1968 .get = snd_korg1212_control_volume_get, \
1969 .put = snd_korg1212_control_volume_put, \
1970 .private_value = ord, \
1971 }, \
1972 { \
1973 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \
1974 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
1975 .name = c_name " Monitor Route", \
1976 .info = snd_korg1212_control_route_info, \
1977 .get = snd_korg1212_control_route_get, \
1978 .put = snd_korg1212_control_route_put, \
1979 .private_value = ord, \
1980 }, \
1981 { \
1982 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \
1983 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
1984 .name = c_name " Monitor Phase Invert", \
1985 .info = snd_korg1212_control_phase_info, \
1986 .get = snd_korg1212_control_phase_get, \
1987 .put = snd_korg1212_control_phase_put, \
1988 .private_value = ord, \
1989 }
1990
1991 static struct snd_kcontrol_new snd_korg1212_controls[] = {
1992 MON_MIXER(8, "Analog"),
1993 MON_MIXER(10, "SPDIF"),
1994 MON_MIXER(0, "ADAT-1"), MON_MIXER(1, "ADAT-2"), MON_MIXER(2, "ADAT-3"), MON_MIXER(3, "ADAT-4"),
1995 MON_MIXER(4, "ADAT-5"), MON_MIXER(5, "ADAT-6"), MON_MIXER(6, "ADAT-7"), MON_MIXER(7, "ADAT-8"),
1996 {
1997 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE,
1998 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1999 .name = "Sync Source",
2000 .info = snd_korg1212_control_sync_info,
2001 .get = snd_korg1212_control_sync_get,
2002 .put = snd_korg1212_control_sync_put,
2003 },
2004 {
2005 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE,
2006 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2007 .name = "ADC Attenuation",
2008 .info = snd_korg1212_control_info,
2009 .get = snd_korg1212_control_get,
2010 .put = snd_korg1212_control_put,
2011 }
2012 };
2013
2014 /*
2015 * proc interface
2016 */
2017
2018 static void snd_korg1212_proc_read(struct snd_info_entry *entry,
2019 struct snd_info_buffer *buffer)
2020 {
2021 int n;
2022 struct snd_korg1212 *korg1212 = entry->private_data;
2023
2024 snd_iprintf(buffer, korg1212->card->longname);
2025 snd_iprintf(buffer, " (index #%d)\n", korg1212->card->number + 1);
2026 snd_iprintf(buffer, "\nGeneral settings\n");
2027 snd_iprintf(buffer, " period size: %Zd bytes\n", K1212_PERIOD_BYTES);
2028 snd_iprintf(buffer, " clock mode: %s\n", clockSourceName[korg1212->clkSrcRate] );
2029 snd_iprintf(buffer, " left ADC Sens: %d\n", korg1212->leftADCInSens );
2030 snd_iprintf(buffer, " right ADC Sens: %d\n", korg1212->rightADCInSens );
2031 snd_iprintf(buffer, " Volume Info:\n");
2032 for (n=0; n<kAudioChannels; n++)
2033 snd_iprintf(buffer, " Channel %d: %s -> %s [%d]\n", n,
2034 channelName[n],
2035 channelName[korg1212->sharedBufferPtr->routeData[n]],
2036 korg1212->sharedBufferPtr->volumeData[n]);
2037 snd_iprintf(buffer, "\nGeneral status\n");
2038 snd_iprintf(buffer, " ADAT Time Code: %d\n", korg1212->sharedBufferPtr->AdatTimeCode);
2039 snd_iprintf(buffer, " Card State: %s\n", stateName[korg1212->cardState]);
2040 snd_iprintf(buffer, "Idle mon. State: %d\n", korg1212->idleMonitorOn);
2041 snd_iprintf(buffer, "Cmd retry count: %d\n", korg1212->cmdRetryCount);
2042 snd_iprintf(buffer, " Irq count: %ld\n", korg1212->irqcount);
2043 snd_iprintf(buffer, " Error count: %ld\n", korg1212->totalerrorcnt);
2044 }
2045
2046 static void __devinit snd_korg1212_proc_init(struct snd_korg1212 *korg1212)
2047 {
2048 struct snd_info_entry *entry;
2049
2050 if (! snd_card_proc_new(korg1212->card, "korg1212", &entry))
2051 snd_info_set_text_ops(entry, korg1212, snd_korg1212_proc_read);
2052 }
2053
2054 static int
2055 snd_korg1212_free(struct snd_korg1212 *korg1212)
2056 {
2057 snd_korg1212_TurnOffIdleMonitor(korg1212);
2058
2059 if (korg1212->irq >= 0) {
2060 snd_korg1212_DisableCardInterrupts(korg1212);
2061 free_irq(korg1212->irq, korg1212);
2062 korg1212->irq = -1;
2063 }
2064
2065 if (korg1212->iobase != NULL) {
2066 iounmap(korg1212->iobase);
2067 korg1212->iobase = NULL;
2068 }
2069
2070 pci_release_regions(korg1212->pci);
2071
2072 // ----------------------------------------------------
2073 // free up memory resources used for the DSP download.
2074 // ----------------------------------------------------
2075 if (korg1212->dma_dsp.area) {
2076 snd_dma_free_pages(&korg1212->dma_dsp);
2077 korg1212->dma_dsp.area = NULL;
2078 }
2079
2080 #ifndef K1212_LARGEALLOC
2081
2082 // ------------------------------------------------------
2083 // free up memory resources used for the Play/Rec Buffers
2084 // ------------------------------------------------------
2085 if (korg1212->dma_play.area) {
2086 snd_dma_free_pages(&korg1212->dma_play);
2087 korg1212->dma_play.area = NULL;
2088 }
2089
2090 if (korg1212->dma_rec.area) {
2091 snd_dma_free_pages(&korg1212->dma_rec);
2092 korg1212->dma_rec.area = NULL;
2093 }
2094
2095 #endif
2096
2097 // ----------------------------------------------------
2098 // free up memory resources used for the Shared Buffers
2099 // ----------------------------------------------------
2100 if (korg1212->dma_shared.area) {
2101 snd_dma_free_pages(&korg1212->dma_shared);
2102 korg1212->dma_shared.area = NULL;
2103 }
2104
2105 pci_disable_device(korg1212->pci);
2106 kfree(korg1212);
2107 return 0;
2108 }
2109
2110 static int snd_korg1212_dev_free(struct snd_device *device)
2111 {
2112 struct snd_korg1212 *korg1212 = device->device_data;
2113 K1212_DEBUG_PRINTK("K1212_DEBUG: Freeing device\n");
2114 return snd_korg1212_free(korg1212);
2115 }
2116
2117 static int __devinit snd_korg1212_create(struct snd_card *card, struct pci_dev *pci,
2118 struct snd_korg1212 ** rchip)
2119
2120 {
2121 int err, rc;
2122 unsigned int i;
2123 unsigned ioport_size, iomem_size, iomem2_size;
2124 struct snd_korg1212 * korg1212;
2125 const struct firmware *dsp_code;
2126
2127 static struct snd_device_ops ops = {
2128 .dev_free = snd_korg1212_dev_free,
2129 };
2130
2131 * rchip = NULL;
2132 if ((err = pci_enable_device(pci)) < 0)
2133 return err;
2134
2135 korg1212 = kzalloc(sizeof(*korg1212), GFP_KERNEL);
2136 if (korg1212 == NULL) {
2137 pci_disable_device(pci);
2138 return -ENOMEM;
2139 }
2140
2141 korg1212->card = card;
2142 korg1212->pci = pci;
2143
2144 init_waitqueue_head(&korg1212->wait);
2145 spin_lock_init(&korg1212->lock);
2146 mutex_init(&korg1212->open_mutex);
2147 init_timer(&korg1212->timer);
2148 korg1212->timer.function = snd_korg1212_timer_func;
2149 korg1212->timer.data = (unsigned long)korg1212;
2150
2151 korg1212->irq = -1;
2152 korg1212->clkSource = K1212_CLKIDX_Local;
2153 korg1212->clkRate = 44100;
2154 korg1212->inIRQ = 0;
2155 korg1212->running = 0;
2156 korg1212->opencnt = 0;
2157 korg1212->playcnt = 0;
2158 korg1212->setcnt = 0;
2159 korg1212->totalerrorcnt = 0;
2160 korg1212->playback_pid = -1;
2161 korg1212->capture_pid = -1;
2162 snd_korg1212_setCardState(korg1212, K1212_STATE_UNINITIALIZED);
2163 korg1212->idleMonitorOn = 0;
2164 korg1212->clkSrcRate = K1212_CLKIDX_LocalAt44_1K;
2165 korg1212->leftADCInSens = k1212MaxADCSens;
2166 korg1212->rightADCInSens = k1212MaxADCSens;
2167
2168 for (i=0; i<kAudioChannels; i++)
2169 korg1212->volumePhase[i] = 0;
2170
2171 if ((err = pci_request_regions(pci, "korg1212")) < 0) {
2172 kfree(korg1212);
2173 pci_disable_device(pci);
2174 return err;
2175 }
2176
2177 korg1212->iomem = pci_resource_start(korg1212->pci, 0);
2178 korg1212->ioport = pci_resource_start(korg1212->pci, 1);
2179 korg1212->iomem2 = pci_resource_start(korg1212->pci, 2);
2180
2181 iomem_size = pci_resource_len(korg1212->pci, 0);
2182 ioport_size = pci_resource_len(korg1212->pci, 1);
2183 iomem2_size = pci_resource_len(korg1212->pci, 2);
2184
2185 K1212_DEBUG_PRINTK("K1212_DEBUG: resources:\n"
2186 " iomem = 0x%lx (%d)\n"
2187 " ioport = 0x%lx (%d)\n"
2188 " iomem = 0x%lx (%d)\n"
2189 " [%s]\n",
2190 korg1212->iomem, iomem_size,
2191 korg1212->ioport, ioport_size,
2192 korg1212->iomem2, iomem2_size,
2193 stateName[korg1212->cardState]);
2194
2195 if ((korg1212->iobase = ioremap(korg1212->iomem, iomem_size)) == NULL) {
2196 snd_printk(KERN_ERR "korg1212: unable to remap memory region 0x%lx-0x%lx\n", korg1212->iomem,
2197 korg1212->iomem + iomem_size - 1);
2198 snd_korg1212_free(korg1212);
2199 return -EBUSY;
2200 }
2201
2202 err = request_irq(pci->irq, snd_korg1212_interrupt,
2203 IRQF_SHARED,
2204 "korg1212", korg1212);
2205
2206 if (err) {
2207 snd_printk(KERN_ERR "korg1212: unable to grab IRQ %d\n", pci->irq);
2208 snd_korg1212_free(korg1212);
2209 return -EBUSY;
2210 }
2211
2212 korg1212->irq = pci->irq;
2213
2214 pci_set_master(korg1212->pci);
2215
2216 korg1212->statusRegPtr = (u32 __iomem *) (korg1212->iobase + STATUS_REG_OFFSET);
2217 korg1212->outDoorbellPtr = (u32 __iomem *) (korg1212->iobase + OUT_DOORBELL_OFFSET);
2218 korg1212->inDoorbellPtr = (u32 __iomem *) (korg1212->iobase + IN_DOORBELL_OFFSET);
2219 korg1212->mailbox0Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX0_OFFSET);
2220 korg1212->mailbox1Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX1_OFFSET);
2221 korg1212->mailbox2Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX2_OFFSET);
2222 korg1212->mailbox3Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX3_OFFSET);
2223 korg1212->controlRegPtr = (u32 __iomem *) (korg1212->iobase + PCI_CONTROL_OFFSET);
2224 korg1212->sensRegPtr = (u16 __iomem *) (korg1212->iobase + SENS_CONTROL_OFFSET);
2225 korg1212->idRegPtr = (u32 __iomem *) (korg1212->iobase + DEV_VEND_ID_OFFSET);
2226
2227 K1212_DEBUG_PRINTK("K1212_DEBUG: card registers:\n"
2228 " Status register = 0x%p\n"
2229 " OutDoorbell = 0x%p\n"
2230 " InDoorbell = 0x%p\n"
2231 " Mailbox0 = 0x%p\n"
2232 " Mailbox1 = 0x%p\n"
2233 " Mailbox2 = 0x%p\n"
2234 " Mailbox3 = 0x%p\n"
2235 " ControlReg = 0x%p\n"
2236 " SensReg = 0x%p\n"
2237 " IDReg = 0x%p\n"
2238 " [%s]\n",
2239 korg1212->statusRegPtr,
2240 korg1212->outDoorbellPtr,
2241 korg1212->inDoorbellPtr,
2242 korg1212->mailbox0Ptr,
2243 korg1212->mailbox1Ptr,
2244 korg1212->mailbox2Ptr,
2245 korg1212->mailbox3Ptr,
2246 korg1212->controlRegPtr,
2247 korg1212->sensRegPtr,
2248 korg1212->idRegPtr,
2249 stateName[korg1212->cardState]);
2250
2251 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci),
2252 sizeof(struct KorgSharedBuffer), &korg1212->dma_shared) < 0) {
2253 snd_printk(KERN_ERR "korg1212: can not allocate shared buffer memory (%Zd bytes)\n", sizeof(struct KorgSharedBuffer));
2254 snd_korg1212_free(korg1212);
2255 return -ENOMEM;
2256 }
2257 korg1212->sharedBufferPtr = (struct KorgSharedBuffer *)korg1212->dma_shared.area;
2258 korg1212->sharedBufferPhy = korg1212->dma_shared.addr;
2259
2260 K1212_DEBUG_PRINTK("K1212_DEBUG: Shared Buffer Area = 0x%p (0x%08lx), %d bytes\n", korg1212->sharedBufferPtr, korg1212->sharedBufferPhy, sizeof(struct KorgSharedBuffer));
2261
2262 #ifndef K1212_LARGEALLOC
2263
2264 korg1212->DataBufsSize = sizeof(struct KorgAudioBuffer) * kNumBuffers;
2265
2266 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci),
2267 korg1212->DataBufsSize, &korg1212->dma_play) < 0) {
2268 snd_printk(KERN_ERR "korg1212: can not allocate play data buffer memory (%d bytes)\n", korg1212->DataBufsSize);
2269 snd_korg1212_free(korg1212);
2270 return -ENOMEM;
2271 }
2272 korg1212->playDataBufsPtr = (struct KorgAudioBuffer *)korg1212->dma_play.area;
2273 korg1212->PlayDataPhy = korg1212->dma_play.addr;
2274
2275 K1212_DEBUG_PRINTK("K1212_DEBUG: Play Data Area = 0x%p (0x%08x), %d bytes\n",
2276 korg1212->playDataBufsPtr, korg1212->PlayDataPhy, korg1212->DataBufsSize);
2277
2278 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci),
2279 korg1212->DataBufsSize, &korg1212->dma_rec) < 0) {
2280 snd_printk(KERN_ERR "korg1212: can not allocate record data buffer memory (%d bytes)\n", korg1212->DataBufsSize);
2281 snd_korg1212_free(korg1212);
2282 return -ENOMEM;
2283 }
2284 korg1212->recordDataBufsPtr = (struct KorgAudioBuffer *)korg1212->dma_rec.area;
2285 korg1212->RecDataPhy = korg1212->dma_rec.addr;
2286
2287 K1212_DEBUG_PRINTK("K1212_DEBUG: Record Data Area = 0x%p (0x%08x), %d bytes\n",
2288 korg1212->recordDataBufsPtr, korg1212->RecDataPhy, korg1212->DataBufsSize);
2289
2290 #else // K1212_LARGEALLOC
2291
2292 korg1212->recordDataBufsPtr = korg1212->sharedBufferPtr->recordDataBufs;
2293 korg1212->playDataBufsPtr = korg1212->sharedBufferPtr->playDataBufs;
2294 korg1212->PlayDataPhy = (u32) &((struct KorgSharedBuffer *) korg1212->sharedBufferPhy)->playDataBufs;
2295 korg1212->RecDataPhy = (u32) &((struct KorgSharedBuffer *) korg1212->sharedBufferPhy)->recordDataBufs;
2296
2297 #endif // K1212_LARGEALLOC
2298
2299 korg1212->VolumeTablePhy = korg1212->sharedBufferPhy +
2300 offsetof(struct KorgSharedBuffer, volumeData);
2301 korg1212->RoutingTablePhy = korg1212->sharedBufferPhy +
2302 offsetof(struct KorgSharedBuffer, routeData);
2303 korg1212->AdatTimeCodePhy = korg1212->sharedBufferPhy +
2304 offsetof(struct KorgSharedBuffer, AdatTimeCode);
2305
2306 err = request_firmware(&dsp_code, "korg/k1212.dsp", &pci->dev);
2307 if (err < 0) {
2308 release_firmware(dsp_code);
2309 snd_printk(KERN_ERR "firmware not available\n");
2310 snd_korg1212_free(korg1212);
2311 return err;
2312 }
2313
2314 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci),
2315 dsp_code->size, &korg1212->dma_dsp) < 0) {
2316 snd_printk(KERN_ERR "korg1212: cannot allocate dsp code memory (%zd bytes)\n", dsp_code->size);
2317 snd_korg1212_free(korg1212);
2318 release_firmware(dsp_code);
2319 return -ENOMEM;
2320 }
2321
2322 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP Code area = 0x%p (0x%08x) %d bytes [%s]\n",
2323 korg1212->dma_dsp.area, korg1212->dma_dsp.addr, dsp_code->size,
2324 stateName[korg1212->cardState]);
2325
2326 memcpy(korg1212->dma_dsp.area, dsp_code->data, dsp_code->size);
2327
2328 release_firmware(dsp_code);
2329
2330 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_RebootCard, 0, 0, 0, 0);
2331
2332 if (rc)
2333 K1212_DEBUG_PRINTK("K1212_DEBUG: Reboot Card - RC = %d [%s]\n", rc, stateName[korg1212->cardState]);
2334
2335 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, korg1212, &ops)) < 0) {
2336 snd_korg1212_free(korg1212);
2337 return err;
2338 }
2339
2340 snd_korg1212_EnableCardInterrupts(korg1212);
2341
2342 mdelay(CARD_BOOT_DELAY_IN_MS);
2343
2344 if (snd_korg1212_downloadDSPCode(korg1212))
2345 return -EBUSY;
2346
2347 K1212_DEBUG_PRINTK("korg1212: dspMemPhy = %08x U[%08x], "
2348 "PlayDataPhy = %08x L[%08x]\n"
2349 "korg1212: RecDataPhy = %08x L[%08x], "
2350 "VolumeTablePhy = %08x L[%08x]\n"
2351 "korg1212: RoutingTablePhy = %08x L[%08x], "
2352 "AdatTimeCodePhy = %08x L[%08x]\n",
2353 (int)korg1212->dma_dsp.addr, UpperWordSwap(korg1212->dma_dsp.addr),
2354 korg1212->PlayDataPhy, LowerWordSwap(korg1212->PlayDataPhy),
2355 korg1212->RecDataPhy, LowerWordSwap(korg1212->RecDataPhy),
2356 korg1212->VolumeTablePhy, LowerWordSwap(korg1212->VolumeTablePhy),
2357 korg1212->RoutingTablePhy, LowerWordSwap(korg1212->RoutingTablePhy),
2358 korg1212->AdatTimeCodePhy, LowerWordSwap(korg1212->AdatTimeCodePhy));
2359
2360 if ((err = snd_pcm_new(korg1212->card, "korg1212", 0, 1, 1, &korg1212->pcm)) < 0)
2361 return err;
2362
2363 korg1212->pcm->private_data = korg1212;
2364 korg1212->pcm->private_free = snd_korg1212_free_pcm;
2365 strcpy(korg1212->pcm->name, "korg1212");
2366
2367 snd_pcm_set_ops(korg1212->pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_korg1212_playback_ops);
2368
2369 snd_pcm_set_ops(korg1212->pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_korg1212_capture_ops);
2370
2371 korg1212->pcm->info_flags = SNDRV_PCM_INFO_JOINT_DUPLEX;
2372
2373 for (i = 0; i < ARRAY_SIZE(snd_korg1212_controls); i++) {
2374 err = snd_ctl_add(korg1212->card, snd_ctl_new1(&snd_korg1212_controls[i], korg1212));
2375 if (err < 0)
2376 return err;
2377 }
2378
2379 snd_korg1212_proc_init(korg1212);
2380
2381 snd_card_set_dev(card, &pci->dev);
2382
2383 * rchip = korg1212;
2384 return 0;
2385
2386 }
2387
2388 /*
2389 * Card initialisation
2390 */
2391
2392 static int __devinit
2393 snd_korg1212_probe(struct pci_dev *pci,
2394 const struct pci_device_id *pci_id)
2395 {
2396 static int dev;
2397 struct snd_korg1212 *korg1212;
2398 struct snd_card *card;
2399 int err;
2400
2401 if (dev >= SNDRV_CARDS) {
2402 return -ENODEV;
2403 }
2404 if (!enable[dev]) {
2405 dev++;
2406 return -ENOENT;
2407 }
2408 err = snd_card_create(index[dev], id[dev], THIS_MODULE, 0, &card);
2409 if (err < 0)
2410 return err;
2411
2412 if ((err = snd_korg1212_create(card, pci, &korg1212)) < 0) {
2413 snd_card_free(card);
2414 return err;
2415 }
2416
2417 strcpy(card->driver, "korg1212");
2418 strcpy(card->shortname, "korg1212");
2419 sprintf(card->longname, "%s at 0x%lx, irq %d", card->shortname,
2420 korg1212->iomem, korg1212->irq);
2421
2422 K1212_DEBUG_PRINTK("K1212_DEBUG: %s\n", card->longname);
2423
2424 if ((err = snd_card_register(card)) < 0) {
2425 snd_card_free(card);
2426 return err;
2427 }
2428 pci_set_drvdata(pci, card);
2429 dev++;
2430 return 0;
2431 }
2432
2433 static void __devexit snd_korg1212_remove(struct pci_dev *pci)
2434 {
2435 snd_card_free(pci_get_drvdata(pci));
2436 pci_set_drvdata(pci, NULL);
2437 }
2438
2439 static struct pci_driver driver = {
2440 .name = "korg1212",
2441 .id_table = snd_korg1212_ids,
2442 .probe = snd_korg1212_probe,
2443 .remove = __devexit_p(snd_korg1212_remove),
2444 };
2445
2446 static int __init alsa_card_korg1212_init(void)
2447 {
2448 return pci_register_driver(&driver);
2449 }
2450
2451 static void __exit alsa_card_korg1212_exit(void)
2452 {
2453 pci_unregister_driver(&driver);
2454 }
2455
2456 module_init(alsa_card_korg1212_init)
2457 module_exit(alsa_card_korg1212_exit)
Tomato firmware and modifications.