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[mirror_ubuntu-bionic-kernel.git] / sound / pci / korg1212 / korg1212.c
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/module.h>
29 #include <linux/mutex.h>
30 #include <linux/firmware.h>
31 #include <linux/io.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 // ----------------------------------------------------------------------------
41 // Debug Stuff
42 // ----------------------------------------------------------------------------
43 #define K1212_DEBUG_LEVEL 0
44 #if K1212_DEBUG_LEVEL > 0
45 #define K1212_DEBUG_PRINTK(fmt,args...) printk(KERN_DEBUG fmt,##args)
46 #else
47 #define K1212_DEBUG_PRINTK(fmt,...)
48 #endif
49 #if K1212_DEBUG_LEVEL > 1
50 #define K1212_DEBUG_PRINTK_VERBOSE(fmt,args...) printk(KERN_DEBUG fmt,##args)
51 #else
52 #define K1212_DEBUG_PRINTK_VERBOSE(fmt,...)
53 #endif
54
55 // ----------------------------------------------------------------------------
56 // Record/Play Buffer Allocation Method. If K1212_LARGEALLOC is defined all
57 // buffers are alocated as a large piece inside KorgSharedBuffer.
58 // ----------------------------------------------------------------------------
59 //#define K1212_LARGEALLOC 1
60
61 // ----------------------------------------------------------------------------
62 // Valid states of the Korg 1212 I/O card.
63 // ----------------------------------------------------------------------------
64 enum CardState {
65 K1212_STATE_NONEXISTENT, // there is no card here
66 K1212_STATE_UNINITIALIZED, // the card is awaiting DSP download
67 K1212_STATE_DSP_IN_PROCESS, // the card is currently downloading its DSP code
68 K1212_STATE_DSP_COMPLETE, // the card has finished the DSP download
69 K1212_STATE_READY, // the card can be opened by an application. Any application
70 // requests prior to this state should fail. Only an open
71 // request can be made at this state.
72 K1212_STATE_OPEN, // an application has opened the card
73 K1212_STATE_SETUP, // the card has been setup for play
74 K1212_STATE_PLAYING, // the card is playing
75 K1212_STATE_MONITOR, // the card is in the monitor mode
76 K1212_STATE_CALIBRATING, // the card is currently calibrating
77 K1212_STATE_ERRORSTOP, // the card has stopped itself because of an error and we
78 // are in the process of cleaning things up.
79 K1212_STATE_MAX_STATE // state values of this and beyond are invalid
80 };
81
82 // ----------------------------------------------------------------------------
83 // The following enumeration defines the constants written to the card's
84 // host-to-card doorbell to initiate a command.
85 // ----------------------------------------------------------------------------
86 enum korg1212_dbcnst {
87 K1212_DB_RequestForData = 0, // sent by the card to request a buffer fill.
88 K1212_DB_TriggerPlay = 1, // starts playback/record on the card.
89 K1212_DB_SelectPlayMode = 2, // select monitor, playback setup, or stop.
90 K1212_DB_ConfigureBufferMemory = 3, // tells card where the host audio buffers are.
91 K1212_DB_RequestAdatTimecode = 4, // asks the card for the latest ADAT timecode value.
92 K1212_DB_SetClockSourceRate = 5, // sets the clock source and rate for the card.
93 K1212_DB_ConfigureMiscMemory = 6, // tells card where other buffers are.
94 K1212_DB_TriggerFromAdat = 7, // tells card to trigger from Adat at a specific
95 // timecode value.
96 K1212_DB_DMAERROR = 0x80, // DMA Error - the PCI bus is congestioned.
97 K1212_DB_CARDSTOPPED = 0x81, // Card has stopped by user request.
98 K1212_DB_RebootCard = 0xA0, // instructs the card to reboot.
99 K1212_DB_BootFromDSPPage4 = 0xA4, // instructs the card to boot from the DSP microcode
100 // on page 4 (local page to card).
101 K1212_DB_DSPDownloadDone = 0xAE, // sent by the card to indicate the download has
102 // completed.
103 K1212_DB_StartDSPDownload = 0xAF // tells the card to download its DSP firmware.
104 };
105
106
107 // ----------------------------------------------------------------------------
108 // The following enumeration defines return codes
109 // to the Korg 1212 I/O driver.
110 // ----------------------------------------------------------------------------
111 enum snd_korg1212rc {
112 K1212_CMDRET_Success = 0, // command was successfully placed
113 K1212_CMDRET_DIOCFailure, // the DeviceIoControl call failed
114 K1212_CMDRET_PMFailure, // the protected mode call failed
115 K1212_CMDRET_FailUnspecified, // unspecified failure
116 K1212_CMDRET_FailBadState, // the specified command can not be given in
117 // the card's current state. (or the wave device's
118 // state)
119 K1212_CMDRET_CardUninitialized, // the card is uninitialized and cannot be used
120 K1212_CMDRET_BadIndex, // an out of range card index was specified
121 K1212_CMDRET_BadHandle, // an invalid card handle was specified
122 K1212_CMDRET_NoFillRoutine, // a play request has been made before a fill routine set
123 K1212_CMDRET_FillRoutineInUse, // can't set a new fill routine while one is in use
124 K1212_CMDRET_NoAckFromCard, // the card never acknowledged a command
125 K1212_CMDRET_BadParams, // bad parameters were provided by the caller
126
127 K1212_CMDRET_BadDevice, // the specified wave device was out of range
128 K1212_CMDRET_BadFormat // the specified wave format is unsupported
129 };
130
131 // ----------------------------------------------------------------------------
132 // The following enumeration defines the constants used to select the play
133 // mode for the card in the SelectPlayMode command.
134 // ----------------------------------------------------------------------------
135 enum PlayModeSelector {
136 K1212_MODE_SetupPlay = 0x00000001, // provides card with pre-play information
137 K1212_MODE_MonitorOn = 0x00000002, // tells card to turn on monitor mode
138 K1212_MODE_MonitorOff = 0x00000004, // tells card to turn off monitor mode
139 K1212_MODE_StopPlay = 0x00000008 // stops playback on the card
140 };
141
142 // ----------------------------------------------------------------------------
143 // The following enumeration defines the constants used to select the monitor
144 // mode for the card in the SetMonitorMode command.
145 // ----------------------------------------------------------------------------
146 enum MonitorModeSelector {
147 K1212_MONMODE_Off = 0, // tells card to turn off monitor mode
148 K1212_MONMODE_On // tells card to turn on monitor mode
149 };
150
151 #define MAILBOX0_OFFSET 0x40 // location of mailbox 0 relative to base address
152 #define MAILBOX1_OFFSET 0x44 // location of mailbox 1 relative to base address
153 #define MAILBOX2_OFFSET 0x48 // location of mailbox 2 relative to base address
154 #define MAILBOX3_OFFSET 0x4c // location of mailbox 3 relative to base address
155 #define OUT_DOORBELL_OFFSET 0x60 // location of PCI to local doorbell
156 #define IN_DOORBELL_OFFSET 0x64 // location of local to PCI doorbell
157 #define STATUS_REG_OFFSET 0x68 // location of interrupt control/status register
158 #define PCI_CONTROL_OFFSET 0x6c // location of the EEPROM, PCI, User I/O, init control
159 // register
160 #define SENS_CONTROL_OFFSET 0x6e // location of the input sensitivity setting register.
161 // this is the upper word of the PCI control reg.
162 #define DEV_VEND_ID_OFFSET 0x70 // location of the device and vendor ID register
163
164 #define MAX_COMMAND_RETRIES 5 // maximum number of times the driver will attempt
165 // to send a command before giving up.
166 #define COMMAND_ACK_MASK 0x8000 // the MSB is set in the command acknowledgment from
167 // the card.
168 #define DOORBELL_VAL_MASK 0x00FF // the doorbell value is one byte
169
170 #define CARD_BOOT_DELAY_IN_MS 10
171 #define CARD_BOOT_TIMEOUT 10
172 #define DSP_BOOT_DELAY_IN_MS 200
173
174 #define kNumBuffers 8
175 #define k1212MaxCards 4
176 #define k1212NumWaveDevices 6
177 #define k16BitChannels 10
178 #define k32BitChannels 2
179 #define kAudioChannels (k16BitChannels + k32BitChannels)
180 #define kPlayBufferFrames 1024
181
182 #define K1212_ANALOG_CHANNELS 2
183 #define K1212_SPDIF_CHANNELS 2
184 #define K1212_ADAT_CHANNELS 8
185 #define K1212_CHANNELS (K1212_ADAT_CHANNELS + K1212_ANALOG_CHANNELS)
186 #define K1212_MIN_CHANNELS 1
187 #define K1212_MAX_CHANNELS K1212_CHANNELS
188 #define K1212_FRAME_SIZE (sizeof(struct KorgAudioFrame))
189 #define K1212_MAX_SAMPLES (kPlayBufferFrames*kNumBuffers)
190 #define K1212_PERIODS (kNumBuffers)
191 #define K1212_PERIOD_BYTES (K1212_FRAME_SIZE*kPlayBufferFrames)
192 #define K1212_BUF_SIZE (K1212_PERIOD_BYTES*kNumBuffers)
193 #define K1212_ANALOG_BUF_SIZE (K1212_ANALOG_CHANNELS * 2 * kPlayBufferFrames * kNumBuffers)
194 #define K1212_SPDIF_BUF_SIZE (K1212_SPDIF_CHANNELS * 3 * kPlayBufferFrames * kNumBuffers)
195 #define K1212_ADAT_BUF_SIZE (K1212_ADAT_CHANNELS * 2 * kPlayBufferFrames * kNumBuffers)
196 #define K1212_MAX_BUF_SIZE (K1212_ANALOG_BUF_SIZE + K1212_ADAT_BUF_SIZE)
197
198 #define k1212MinADCSens 0x00
199 #define k1212MaxADCSens 0x7f
200 #define k1212MaxVolume 0x7fff
201 #define k1212MaxWaveVolume 0xffff
202 #define k1212MinVolume 0x0000
203 #define k1212MaxVolInverted 0x8000
204
205 // -----------------------------------------------------------------
206 // the following bits are used for controlling interrupts in the
207 // interrupt control/status reg
208 // -----------------------------------------------------------------
209 #define PCI_INT_ENABLE_BIT 0x00000100
210 #define PCI_DOORBELL_INT_ENABLE_BIT 0x00000200
211 #define LOCAL_INT_ENABLE_BIT 0x00010000
212 #define LOCAL_DOORBELL_INT_ENABLE_BIT 0x00020000
213 #define LOCAL_DMA1_INT_ENABLE_BIT 0x00080000
214
215 // -----------------------------------------------------------------
216 // the following bits are defined for the PCI command register
217 // -----------------------------------------------------------------
218 #define PCI_CMD_MEM_SPACE_ENABLE_BIT 0x0002
219 #define PCI_CMD_IO_SPACE_ENABLE_BIT 0x0001
220 #define PCI_CMD_BUS_MASTER_ENABLE_BIT 0x0004
221
222 // -----------------------------------------------------------------
223 // the following bits are defined for the PCI status register
224 // -----------------------------------------------------------------
225 #define PCI_STAT_PARITY_ERROR_BIT 0x8000
226 #define PCI_STAT_SYSTEM_ERROR_BIT 0x4000
227 #define PCI_STAT_MASTER_ABORT_RCVD_BIT 0x2000
228 #define PCI_STAT_TARGET_ABORT_RCVD_BIT 0x1000
229 #define PCI_STAT_TARGET_ABORT_SENT_BIT 0x0800
230
231 // ------------------------------------------------------------------------
232 // the following constants are used in setting the 1212 I/O card's input
233 // sensitivity.
234 // ------------------------------------------------------------------------
235 #define SET_SENS_LOCALINIT_BITPOS 15
236 #define SET_SENS_DATA_BITPOS 10
237 #define SET_SENS_CLOCK_BITPOS 8
238 #define SET_SENS_LOADSHIFT_BITPOS 0
239
240 #define SET_SENS_LEFTCHANID 0x00
241 #define SET_SENS_RIGHTCHANID 0x01
242
243 #define K1212SENSUPDATE_DELAY_IN_MS 50
244
245 // --------------------------------------------------------------------------
246 // WaitRTCTicks
247 //
248 // This function waits the specified number of real time clock ticks.
249 // According to the DDK, each tick is ~0.8 microseconds.
250 // The defines following the function declaration can be used for the
251 // numTicksToWait parameter.
252 // --------------------------------------------------------------------------
253 #define ONE_RTC_TICK 1
254 #define SENSCLKPULSE_WIDTH 4
255 #define LOADSHIFT_DELAY 4
256 #define INTERCOMMAND_DELAY 40
257 #define STOPCARD_DELAY 300 // max # RTC ticks for the card to stop once we write
258 // the command register. (could be up to 180 us)
259 #define COMMAND_ACK_DELAY 13 // number of RTC ticks to wait for an acknowledgement
260 // from the card after sending a command.
261
262 enum ClockSourceIndex {
263 K1212_CLKIDX_AdatAt44_1K = 0, // selects source as ADAT at 44.1 kHz
264 K1212_CLKIDX_AdatAt48K, // selects source as ADAT at 48 kHz
265 K1212_CLKIDX_WordAt44_1K, // selects source as S/PDIF at 44.1 kHz
266 K1212_CLKIDX_WordAt48K, // selects source as S/PDIF at 48 kHz
267 K1212_CLKIDX_LocalAt44_1K, // selects source as local clock at 44.1 kHz
268 K1212_CLKIDX_LocalAt48K, // selects source as local clock at 48 kHz
269 K1212_CLKIDX_Invalid // used to check validity of the index
270 };
271
272 enum ClockSourceType {
273 K1212_CLKIDX_Adat = 0, // selects source as ADAT
274 K1212_CLKIDX_Word, // selects source as S/PDIF
275 K1212_CLKIDX_Local // selects source as local clock
276 };
277
278 struct KorgAudioFrame {
279 u16 frameData16[k16BitChannels]; /* channels 0-9 use 16 bit samples */
280 u32 frameData32[k32BitChannels]; /* channels 10-11 use 32 bits - only 20 are sent across S/PDIF */
281 u32 timeCodeVal; /* holds the ADAT timecode value */
282 };
283
284 struct KorgAudioBuffer {
285 struct KorgAudioFrame bufferData[kPlayBufferFrames]; /* buffer definition */
286 };
287
288 struct KorgSharedBuffer {
289 #ifdef K1212_LARGEALLOC
290 struct KorgAudioBuffer playDataBufs[kNumBuffers];
291 struct KorgAudioBuffer recordDataBufs[kNumBuffers];
292 #endif
293 short volumeData[kAudioChannels];
294 u32 cardCommand;
295 u16 routeData [kAudioChannels];
296 u32 AdatTimeCode; // ADAT timecode value
297 };
298
299 struct SensBits {
300 union {
301 struct {
302 unsigned int leftChanVal:8;
303 unsigned int leftChanId:8;
304 } v;
305 u16 leftSensBits;
306 } l;
307 union {
308 struct {
309 unsigned int rightChanVal:8;
310 unsigned int rightChanId:8;
311 } v;
312 u16 rightSensBits;
313 } r;
314 };
315
316 struct snd_korg1212 {
317 struct snd_card *card;
318 struct pci_dev *pci;
319 struct snd_pcm *pcm;
320 int irq;
321
322 spinlock_t lock;
323 struct mutex open_mutex;
324
325 struct timer_list timer; /* timer callback for checking ack of stop request */
326 int stop_pending_cnt; /* counter for stop pending check */
327
328 wait_queue_head_t wait;
329
330 unsigned long iomem;
331 unsigned long ioport;
332 unsigned long iomem2;
333 unsigned long irqcount;
334 unsigned long inIRQ;
335 void __iomem *iobase;
336
337 struct snd_dma_buffer dma_dsp;
338 struct snd_dma_buffer dma_play;
339 struct snd_dma_buffer dma_rec;
340 struct snd_dma_buffer dma_shared;
341
342 u32 DataBufsSize;
343
344 struct KorgAudioBuffer * playDataBufsPtr;
345 struct KorgAudioBuffer * recordDataBufsPtr;
346
347 struct KorgSharedBuffer * sharedBufferPtr;
348
349 u32 RecDataPhy;
350 u32 PlayDataPhy;
351 unsigned long sharedBufferPhy;
352 u32 VolumeTablePhy;
353 u32 RoutingTablePhy;
354 u32 AdatTimeCodePhy;
355
356 u32 __iomem * statusRegPtr; // address of the interrupt status/control register
357 u32 __iomem * outDoorbellPtr; // address of the host->card doorbell register
358 u32 __iomem * inDoorbellPtr; // address of the card->host doorbell register
359 u32 __iomem * mailbox0Ptr; // address of mailbox 0 on the card
360 u32 __iomem * mailbox1Ptr; // address of mailbox 1 on the card
361 u32 __iomem * mailbox2Ptr; // address of mailbox 2 on the card
362 u32 __iomem * mailbox3Ptr; // address of mailbox 3 on the card
363 u32 __iomem * controlRegPtr; // address of the EEPROM, PCI, I/O, Init ctrl reg
364 u16 __iomem * sensRegPtr; // address of the sensitivity setting register
365 u32 __iomem * idRegPtr; // address of the device and vendor ID registers
366
367 size_t periodsize;
368 int channels;
369 int currentBuffer;
370
371 struct snd_pcm_substream *playback_substream;
372 struct snd_pcm_substream *capture_substream;
373
374 pid_t capture_pid;
375 pid_t playback_pid;
376
377 enum CardState cardState;
378 int running;
379 int idleMonitorOn; // indicates whether the card is in idle monitor mode.
380 u32 cmdRetryCount; // tracks how many times we have retried sending to the card.
381
382 enum ClockSourceIndex clkSrcRate; // sample rate and clock source
383
384 enum ClockSourceType clkSource; // clock source
385 int clkRate; // clock rate
386
387 int volumePhase[kAudioChannels];
388
389 u16 leftADCInSens; // ADC left channel input sensitivity
390 u16 rightADCInSens; // ADC right channel input sensitivity
391
392 int opencnt; // Open/Close count
393 int setcnt; // SetupForPlay count
394 int playcnt; // TriggerPlay count
395 int errorcnt; // Error Count
396 unsigned long totalerrorcnt; // Total Error Count
397
398 int dsp_is_loaded;
399 int dsp_stop_is_processed;
400
401 };
402
403 MODULE_DESCRIPTION("korg1212");
404 MODULE_LICENSE("GPL");
405 MODULE_SUPPORTED_DEVICE("{{KORG,korg1212}}");
406 MODULE_FIRMWARE("korg/k1212.dsp");
407
408 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
409 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
410 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */
411
412 module_param_array(index, int, NULL, 0444);
413 MODULE_PARM_DESC(index, "Index value for Korg 1212 soundcard.");
414 module_param_array(id, charp, NULL, 0444);
415 MODULE_PARM_DESC(id, "ID string for Korg 1212 soundcard.");
416 module_param_array(enable, bool, NULL, 0444);
417 MODULE_PARM_DESC(enable, "Enable Korg 1212 soundcard.");
418 MODULE_AUTHOR("Haroldo Gamal <gamal@alternex.com.br>");
419
420 static const struct pci_device_id snd_korg1212_ids[] = {
421 {
422 .vendor = 0x10b5,
423 .device = 0x906d,
424 .subvendor = PCI_ANY_ID,
425 .subdevice = PCI_ANY_ID,
426 },
427 { 0, },
428 };
429
430 MODULE_DEVICE_TABLE(pci, snd_korg1212_ids);
431
432 static char *stateName[] = {
433 "Non-existent",
434 "Uninitialized",
435 "DSP download in process",
436 "DSP download complete",
437 "Ready",
438 "Open",
439 "Setup for play",
440 "Playing",
441 "Monitor mode on",
442 "Calibrating",
443 "Invalid"
444 };
445
446 static const char * const clockSourceTypeName[] = { "ADAT", "S/PDIF", "local" };
447
448 static const char * const clockSourceName[] = {
449 "ADAT at 44.1 kHz",
450 "ADAT at 48 kHz",
451 "S/PDIF at 44.1 kHz",
452 "S/PDIF at 48 kHz",
453 "local clock at 44.1 kHz",
454 "local clock at 48 kHz"
455 };
456
457 static const char * const channelName[] = {
458 "ADAT-1",
459 "ADAT-2",
460 "ADAT-3",
461 "ADAT-4",
462 "ADAT-5",
463 "ADAT-6",
464 "ADAT-7",
465 "ADAT-8",
466 "Analog-L",
467 "Analog-R",
468 "SPDIF-L",
469 "SPDIF-R",
470 };
471
472 static u16 ClockSourceSelector[] = {
473 0x8000, // selects source as ADAT at 44.1 kHz
474 0x0000, // selects source as ADAT at 48 kHz
475 0x8001, // selects source as S/PDIF at 44.1 kHz
476 0x0001, // selects source as S/PDIF at 48 kHz
477 0x8002, // selects source as local clock at 44.1 kHz
478 0x0002 // selects source as local clock at 48 kHz
479 };
480
481 union swap_u32 { unsigned char c[4]; u32 i; };
482
483 #ifdef SNDRV_BIG_ENDIAN
484 static u32 LowerWordSwap(u32 swappee)
485 #else
486 static u32 UpperWordSwap(u32 swappee)
487 #endif
488 {
489 union swap_u32 retVal, swapper;
490
491 swapper.i = swappee;
492 retVal.c[2] = swapper.c[3];
493 retVal.c[3] = swapper.c[2];
494 retVal.c[1] = swapper.c[1];
495 retVal.c[0] = swapper.c[0];
496
497 return retVal.i;
498 }
499
500 #ifdef SNDRV_BIG_ENDIAN
501 static u32 UpperWordSwap(u32 swappee)
502 #else
503 static u32 LowerWordSwap(u32 swappee)
504 #endif
505 {
506 union swap_u32 retVal, swapper;
507
508 swapper.i = swappee;
509 retVal.c[2] = swapper.c[2];
510 retVal.c[3] = swapper.c[3];
511 retVal.c[1] = swapper.c[0];
512 retVal.c[0] = swapper.c[1];
513
514 return retVal.i;
515 }
516
517 #define SetBitInWord(theWord,bitPosition) (*theWord) |= (0x0001 << bitPosition)
518 #define SetBitInDWord(theWord,bitPosition) (*theWord) |= (0x00000001 << bitPosition)
519 #define ClearBitInWord(theWord,bitPosition) (*theWord) &= ~(0x0001 << bitPosition)
520 #define ClearBitInDWord(theWord,bitPosition) (*theWord) &= ~(0x00000001 << bitPosition)
521
522 static int snd_korg1212_Send1212Command(struct snd_korg1212 *korg1212,
523 enum korg1212_dbcnst doorbellVal,
524 u32 mailBox0Val, u32 mailBox1Val,
525 u32 mailBox2Val, u32 mailBox3Val)
526 {
527 u32 retryCount;
528 u16 mailBox3Lo;
529 int rc = K1212_CMDRET_Success;
530
531 if (!korg1212->outDoorbellPtr) {
532 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: CardUninitialized\n");
533 return K1212_CMDRET_CardUninitialized;
534 }
535
536 K1212_DEBUG_PRINTK("K1212_DEBUG: Card <- 0x%08x 0x%08x [%s]\n",
537 doorbellVal, mailBox0Val, stateName[korg1212->cardState]);
538 for (retryCount = 0; retryCount < MAX_COMMAND_RETRIES; retryCount++) {
539 writel(mailBox3Val, korg1212->mailbox3Ptr);
540 writel(mailBox2Val, korg1212->mailbox2Ptr);
541 writel(mailBox1Val, korg1212->mailbox1Ptr);
542 writel(mailBox0Val, korg1212->mailbox0Ptr);
543 writel(doorbellVal, korg1212->outDoorbellPtr); // interrupt the card
544
545 // --------------------------------------------------------------
546 // the reboot command will not give an acknowledgement.
547 // --------------------------------------------------------------
548 if ( doorbellVal == K1212_DB_RebootCard ||
549 doorbellVal == K1212_DB_BootFromDSPPage4 ||
550 doorbellVal == K1212_DB_StartDSPDownload ) {
551 rc = K1212_CMDRET_Success;
552 break;
553 }
554
555 // --------------------------------------------------------------
556 // See if the card acknowledged the command. Wait a bit, then
557 // read in the low word of mailbox3. If the MSB is set and the
558 // low byte is equal to the doorbell value, then it ack'd.
559 // --------------------------------------------------------------
560 udelay(COMMAND_ACK_DELAY);
561 mailBox3Lo = readl(korg1212->mailbox3Ptr);
562 if (mailBox3Lo & COMMAND_ACK_MASK) {
563 if ((mailBox3Lo & DOORBELL_VAL_MASK) == (doorbellVal & DOORBELL_VAL_MASK)) {
564 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: Card <- Success\n");
565 rc = K1212_CMDRET_Success;
566 break;
567 }
568 }
569 }
570 korg1212->cmdRetryCount += retryCount;
571
572 if (retryCount >= MAX_COMMAND_RETRIES) {
573 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: Card <- NoAckFromCard\n");
574 rc = K1212_CMDRET_NoAckFromCard;
575 }
576
577 return rc;
578 }
579
580 /* spinlock already held */
581 static void snd_korg1212_SendStop(struct snd_korg1212 *korg1212)
582 {
583 if (! korg1212->stop_pending_cnt) {
584 korg1212->sharedBufferPtr->cardCommand = 0xffffffff;
585 /* program the timer */
586 korg1212->stop_pending_cnt = HZ;
587 mod_timer(&korg1212->timer, jiffies + 1);
588 }
589 }
590
591 static void snd_korg1212_SendStopAndWait(struct snd_korg1212 *korg1212)
592 {
593 unsigned long flags;
594 spin_lock_irqsave(&korg1212->lock, flags);
595 korg1212->dsp_stop_is_processed = 0;
596 snd_korg1212_SendStop(korg1212);
597 spin_unlock_irqrestore(&korg1212->lock, flags);
598 wait_event_timeout(korg1212->wait, korg1212->dsp_stop_is_processed, (HZ * 3) / 2);
599 }
600
601 /* timer callback for checking the ack of stop request */
602 static void snd_korg1212_timer_func(unsigned long data)
603 {
604 struct snd_korg1212 *korg1212 = (struct snd_korg1212 *) data;
605 unsigned long flags;
606
607 spin_lock_irqsave(&korg1212->lock, flags);
608 if (korg1212->sharedBufferPtr->cardCommand == 0) {
609 /* ack'ed */
610 korg1212->stop_pending_cnt = 0;
611 korg1212->dsp_stop_is_processed = 1;
612 wake_up(&korg1212->wait);
613 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: Stop ack'ed [%s]\n",
614 stateName[korg1212->cardState]);
615 } else {
616 if (--korg1212->stop_pending_cnt > 0) {
617 /* reprogram timer */
618 mod_timer(&korg1212->timer, jiffies + 1);
619 } else {
620 snd_printd("korg1212_timer_func timeout\n");
621 korg1212->sharedBufferPtr->cardCommand = 0;
622 korg1212->dsp_stop_is_processed = 1;
623 wake_up(&korg1212->wait);
624 K1212_DEBUG_PRINTK("K1212_DEBUG: Stop timeout [%s]\n",
625 stateName[korg1212->cardState]);
626 }
627 }
628 spin_unlock_irqrestore(&korg1212->lock, flags);
629 }
630
631 static int snd_korg1212_TurnOnIdleMonitor(struct snd_korg1212 *korg1212)
632 {
633 unsigned long flags;
634 int rc;
635
636 udelay(INTERCOMMAND_DELAY);
637 spin_lock_irqsave(&korg1212->lock, flags);
638 korg1212->idleMonitorOn = 1;
639 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode,
640 K1212_MODE_MonitorOn, 0, 0, 0);
641 spin_unlock_irqrestore(&korg1212->lock, flags);
642 return rc;
643 }
644
645 static void snd_korg1212_TurnOffIdleMonitor(struct snd_korg1212 *korg1212)
646 {
647 if (korg1212->idleMonitorOn) {
648 snd_korg1212_SendStopAndWait(korg1212);
649 korg1212->idleMonitorOn = 0;
650 }
651 }
652
653 static inline void snd_korg1212_setCardState(struct snd_korg1212 * korg1212, enum CardState csState)
654 {
655 korg1212->cardState = csState;
656 }
657
658 static int snd_korg1212_OpenCard(struct snd_korg1212 * korg1212)
659 {
660 K1212_DEBUG_PRINTK("K1212_DEBUG: OpenCard [%s] %d\n",
661 stateName[korg1212->cardState], korg1212->opencnt);
662 mutex_lock(&korg1212->open_mutex);
663 if (korg1212->opencnt++ == 0) {
664 snd_korg1212_TurnOffIdleMonitor(korg1212);
665 snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN);
666 }
667
668 mutex_unlock(&korg1212->open_mutex);
669 return 1;
670 }
671
672 static int snd_korg1212_CloseCard(struct snd_korg1212 * korg1212)
673 {
674 K1212_DEBUG_PRINTK("K1212_DEBUG: CloseCard [%s] %d\n",
675 stateName[korg1212->cardState], korg1212->opencnt);
676
677 mutex_lock(&korg1212->open_mutex);
678 if (--(korg1212->opencnt)) {
679 mutex_unlock(&korg1212->open_mutex);
680 return 0;
681 }
682
683 if (korg1212->cardState == K1212_STATE_SETUP) {
684 int rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode,
685 K1212_MODE_StopPlay, 0, 0, 0);
686 if (rc)
687 K1212_DEBUG_PRINTK("K1212_DEBUG: CloseCard - RC = %d [%s]\n",
688 rc, stateName[korg1212->cardState]);
689 if (rc != K1212_CMDRET_Success) {
690 mutex_unlock(&korg1212->open_mutex);
691 return 0;
692 }
693 } else if (korg1212->cardState > K1212_STATE_SETUP) {
694 snd_korg1212_SendStopAndWait(korg1212);
695 }
696
697 if (korg1212->cardState > K1212_STATE_READY) {
698 snd_korg1212_TurnOnIdleMonitor(korg1212);
699 snd_korg1212_setCardState(korg1212, K1212_STATE_READY);
700 }
701
702 mutex_unlock(&korg1212->open_mutex);
703 return 0;
704 }
705
706 /* spinlock already held */
707 static int snd_korg1212_SetupForPlay(struct snd_korg1212 * korg1212)
708 {
709 int rc;
710
711 K1212_DEBUG_PRINTK("K1212_DEBUG: SetupForPlay [%s] %d\n",
712 stateName[korg1212->cardState], korg1212->setcnt);
713
714 if (korg1212->setcnt++)
715 return 0;
716
717 snd_korg1212_setCardState(korg1212, K1212_STATE_SETUP);
718 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode,
719 K1212_MODE_SetupPlay, 0, 0, 0);
720 if (rc)
721 K1212_DEBUG_PRINTK("K1212_DEBUG: SetupForPlay - RC = %d [%s]\n",
722 rc, stateName[korg1212->cardState]);
723 if (rc != K1212_CMDRET_Success) {
724 return 1;
725 }
726 return 0;
727 }
728
729 /* spinlock already held */
730 static int snd_korg1212_TriggerPlay(struct snd_korg1212 * korg1212)
731 {
732 int rc;
733
734 K1212_DEBUG_PRINTK("K1212_DEBUG: TriggerPlay [%s] %d\n",
735 stateName[korg1212->cardState], korg1212->playcnt);
736
737 if (korg1212->playcnt++)
738 return 0;
739
740 snd_korg1212_setCardState(korg1212, K1212_STATE_PLAYING);
741 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_TriggerPlay, 0, 0, 0, 0);
742 if (rc)
743 K1212_DEBUG_PRINTK("K1212_DEBUG: TriggerPlay - RC = %d [%s]\n",
744 rc, stateName[korg1212->cardState]);
745 if (rc != K1212_CMDRET_Success) {
746 return 1;
747 }
748 return 0;
749 }
750
751 /* spinlock already held */
752 static int snd_korg1212_StopPlay(struct snd_korg1212 * korg1212)
753 {
754 K1212_DEBUG_PRINTK("K1212_DEBUG: StopPlay [%s] %d\n",
755 stateName[korg1212->cardState], korg1212->playcnt);
756
757 if (--(korg1212->playcnt))
758 return 0;
759
760 korg1212->setcnt = 0;
761
762 if (korg1212->cardState != K1212_STATE_ERRORSTOP)
763 snd_korg1212_SendStop(korg1212);
764
765 snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN);
766 return 0;
767 }
768
769 static void snd_korg1212_EnableCardInterrupts(struct snd_korg1212 * korg1212)
770 {
771 writel(PCI_INT_ENABLE_BIT |
772 PCI_DOORBELL_INT_ENABLE_BIT |
773 LOCAL_INT_ENABLE_BIT |
774 LOCAL_DOORBELL_INT_ENABLE_BIT |
775 LOCAL_DMA1_INT_ENABLE_BIT,
776 korg1212->statusRegPtr);
777 }
778
779 #if 0 /* not used */
780
781 static int snd_korg1212_SetMonitorMode(struct snd_korg1212 *korg1212,
782 enum MonitorModeSelector mode)
783 {
784 K1212_DEBUG_PRINTK("K1212_DEBUG: SetMonitorMode [%s]\n",
785 stateName[korg1212->cardState]);
786
787 switch (mode) {
788 case K1212_MONMODE_Off:
789 if (korg1212->cardState != K1212_STATE_MONITOR)
790 return 0;
791 else {
792 snd_korg1212_SendStopAndWait(korg1212);
793 snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN);
794 }
795 break;
796
797 case K1212_MONMODE_On:
798 if (korg1212->cardState != K1212_STATE_OPEN)
799 return 0;
800 else {
801 int rc;
802 snd_korg1212_setCardState(korg1212, K1212_STATE_MONITOR);
803 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode,
804 K1212_MODE_MonitorOn, 0, 0, 0);
805 if (rc != K1212_CMDRET_Success)
806 return 0;
807 }
808 break;
809
810 default:
811 return 0;
812 }
813
814 return 1;
815 }
816
817 #endif /* not used */
818
819 static inline int snd_korg1212_use_is_exclusive(struct snd_korg1212 *korg1212)
820 {
821 if (korg1212->playback_pid != korg1212->capture_pid &&
822 korg1212->playback_pid >= 0 && korg1212->capture_pid >= 0)
823 return 0;
824
825 return 1;
826 }
827
828 static int snd_korg1212_SetRate(struct snd_korg1212 *korg1212, int rate)
829 {
830 static enum ClockSourceIndex s44[] = {
831 K1212_CLKIDX_AdatAt44_1K,
832 K1212_CLKIDX_WordAt44_1K,
833 K1212_CLKIDX_LocalAt44_1K
834 };
835 static enum ClockSourceIndex s48[] = {
836 K1212_CLKIDX_AdatAt48K,
837 K1212_CLKIDX_WordAt48K,
838 K1212_CLKIDX_LocalAt48K
839 };
840 int parm, rc;
841
842 if (!snd_korg1212_use_is_exclusive (korg1212))
843 return -EBUSY;
844
845 switch (rate) {
846 case 44100:
847 parm = s44[korg1212->clkSource];
848 break;
849
850 case 48000:
851 parm = s48[korg1212->clkSource];
852 break;
853
854 default:
855 return -EINVAL;
856 }
857
858 korg1212->clkSrcRate = parm;
859 korg1212->clkRate = rate;
860
861 udelay(INTERCOMMAND_DELAY);
862 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SetClockSourceRate,
863 ClockSourceSelector[korg1212->clkSrcRate],
864 0, 0, 0);
865 if (rc)
866 K1212_DEBUG_PRINTK("K1212_DEBUG: Set Clock Source Selector - RC = %d [%s]\n",
867 rc, stateName[korg1212->cardState]);
868
869 return 0;
870 }
871
872 static int snd_korg1212_SetClockSource(struct snd_korg1212 *korg1212, int source)
873 {
874
875 if (source < 0 || source > 2)
876 return -EINVAL;
877
878 korg1212->clkSource = source;
879
880 snd_korg1212_SetRate(korg1212, korg1212->clkRate);
881
882 return 0;
883 }
884
885 static void snd_korg1212_DisableCardInterrupts(struct snd_korg1212 *korg1212)
886 {
887 writel(0, korg1212->statusRegPtr);
888 }
889
890 static int snd_korg1212_WriteADCSensitivity(struct snd_korg1212 *korg1212)
891 {
892 struct SensBits sensVals;
893 int bitPosition;
894 int channel;
895 int clkIs48K;
896 int monModeSet;
897 u16 controlValue; // this keeps the current value to be written to
898 // the card's eeprom control register.
899 u16 count;
900 unsigned long flags;
901
902 K1212_DEBUG_PRINTK("K1212_DEBUG: WriteADCSensivity [%s]\n",
903 stateName[korg1212->cardState]);
904
905 // ----------------------------------------------------------------------------
906 // initialize things. The local init bit is always set when writing to the
907 // card's control register.
908 // ----------------------------------------------------------------------------
909 controlValue = 0;
910 SetBitInWord(&controlValue, SET_SENS_LOCALINIT_BITPOS); // init the control value
911
912 // ----------------------------------------------------------------------------
913 // make sure the card is not in monitor mode when we do this update.
914 // ----------------------------------------------------------------------------
915 if (korg1212->cardState == K1212_STATE_MONITOR || korg1212->idleMonitorOn) {
916 monModeSet = 1;
917 snd_korg1212_SendStopAndWait(korg1212);
918 } else
919 monModeSet = 0;
920
921 spin_lock_irqsave(&korg1212->lock, flags);
922
923 // ----------------------------------------------------------------------------
924 // we are about to send new values to the card, so clear the new values queued
925 // flag. Also, clear out mailbox 3, so we don't lockup.
926 // ----------------------------------------------------------------------------
927 writel(0, korg1212->mailbox3Ptr);
928 udelay(LOADSHIFT_DELAY);
929
930 // ----------------------------------------------------------------------------
931 // determine whether we are running a 48K or 44.1K clock. This info is used
932 // later when setting the SPDIF FF after the volume has been shifted in.
933 // ----------------------------------------------------------------------------
934 switch (korg1212->clkSrcRate) {
935 case K1212_CLKIDX_AdatAt44_1K:
936 case K1212_CLKIDX_WordAt44_1K:
937 case K1212_CLKIDX_LocalAt44_1K:
938 clkIs48K = 0;
939 break;
940
941 case K1212_CLKIDX_WordAt48K:
942 case K1212_CLKIDX_AdatAt48K:
943 case K1212_CLKIDX_LocalAt48K:
944 default:
945 clkIs48K = 1;
946 break;
947 }
948
949 // ----------------------------------------------------------------------------
950 // start the update. Setup the bit structure and then shift the bits.
951 // ----------------------------------------------------------------------------
952 sensVals.l.v.leftChanId = SET_SENS_LEFTCHANID;
953 sensVals.r.v.rightChanId = SET_SENS_RIGHTCHANID;
954 sensVals.l.v.leftChanVal = korg1212->leftADCInSens;
955 sensVals.r.v.rightChanVal = korg1212->rightADCInSens;
956
957 // ----------------------------------------------------------------------------
958 // now start shifting the bits in. Start with the left channel then the right.
959 // ----------------------------------------------------------------------------
960 for (channel = 0; channel < 2; channel++) {
961
962 // ----------------------------------------------------------------------------
963 // Bring the load/shift line low, then wait - the spec says >150ns from load/
964 // shift low to the first rising edge of the clock.
965 // ----------------------------------------------------------------------------
966 ClearBitInWord(&controlValue, SET_SENS_LOADSHIFT_BITPOS);
967 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS);
968 writew(controlValue, korg1212->sensRegPtr); // load/shift goes low
969 udelay(LOADSHIFT_DELAY);
970
971 for (bitPosition = 15; bitPosition >= 0; bitPosition--) { // for all the bits
972 if (channel == 0) {
973 if (sensVals.l.leftSensBits & (0x0001 << bitPosition))
974 SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set high
975 else
976 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set low
977 } else {
978 if (sensVals.r.rightSensBits & (0x0001 << bitPosition))
979 SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set high
980 else
981 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set low
982 }
983
984 ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS);
985 writew(controlValue, korg1212->sensRegPtr); // clock goes low
986 udelay(SENSCLKPULSE_WIDTH);
987 SetBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS);
988 writew(controlValue, korg1212->sensRegPtr); // clock goes high
989 udelay(SENSCLKPULSE_WIDTH);
990 }
991
992 // ----------------------------------------------------------------------------
993 // finish up SPDIF for left. Bring the load/shift line high, then write a one
994 // bit if the clock rate is 48K otherwise write 0.
995 // ----------------------------------------------------------------------------
996 ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS);
997 ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS);
998 SetBitInWord(&controlValue, SET_SENS_LOADSHIFT_BITPOS);
999 writew(controlValue, korg1212->sensRegPtr); // load shift goes high - clk low
1000 udelay(SENSCLKPULSE_WIDTH);
1001
1002 if (clkIs48K)
1003 SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS);
1004
1005 writew(controlValue, korg1212->sensRegPtr); // set/clear data bit
1006 udelay(ONE_RTC_TICK);
1007 SetBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS);
1008 writew(controlValue, korg1212->sensRegPtr); // clock goes high
1009 udelay(SENSCLKPULSE_WIDTH);
1010 ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS);
1011 writew(controlValue, korg1212->sensRegPtr); // clock goes low
1012 udelay(SENSCLKPULSE_WIDTH);
1013 }
1014
1015 // ----------------------------------------------------------------------------
1016 // The update is complete. Set a timeout. This is the inter-update delay.
1017 // Also, if the card was in monitor mode, restore it.
1018 // ----------------------------------------------------------------------------
1019 for (count = 0; count < 10; count++)
1020 udelay(SENSCLKPULSE_WIDTH);
1021
1022 if (monModeSet) {
1023 int rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode,
1024 K1212_MODE_MonitorOn, 0, 0, 0);
1025 if (rc)
1026 K1212_DEBUG_PRINTK("K1212_DEBUG: WriteADCSensivity - RC = %d [%s]\n",
1027 rc, stateName[korg1212->cardState]);
1028 }
1029
1030 spin_unlock_irqrestore(&korg1212->lock, flags);
1031
1032 return 1;
1033 }
1034
1035 static void snd_korg1212_OnDSPDownloadComplete(struct snd_korg1212 *korg1212)
1036 {
1037 int channel, rc;
1038
1039 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP download is complete. [%s]\n",
1040 stateName[korg1212->cardState]);
1041
1042 // ----------------------------------------------------
1043 // tell the card to boot
1044 // ----------------------------------------------------
1045 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_BootFromDSPPage4, 0, 0, 0, 0);
1046
1047 if (rc)
1048 K1212_DEBUG_PRINTK("K1212_DEBUG: Boot from Page 4 - RC = %d [%s]\n",
1049 rc, stateName[korg1212->cardState]);
1050 msleep(DSP_BOOT_DELAY_IN_MS);
1051
1052 // --------------------------------------------------------------------------------
1053 // Let the card know where all the buffers are.
1054 // --------------------------------------------------------------------------------
1055 rc = snd_korg1212_Send1212Command(korg1212,
1056 K1212_DB_ConfigureBufferMemory,
1057 LowerWordSwap(korg1212->PlayDataPhy),
1058 LowerWordSwap(korg1212->RecDataPhy),
1059 ((kNumBuffers * kPlayBufferFrames) / 2), // size given to the card
1060 // is based on 2 buffers
1061 0
1062 );
1063
1064 if (rc)
1065 K1212_DEBUG_PRINTK("K1212_DEBUG: Configure Buffer Memory - RC = %d [%s]\n",
1066 rc, stateName[korg1212->cardState]);
1067
1068 udelay(INTERCOMMAND_DELAY);
1069
1070 rc = snd_korg1212_Send1212Command(korg1212,
1071 K1212_DB_ConfigureMiscMemory,
1072 LowerWordSwap(korg1212->VolumeTablePhy),
1073 LowerWordSwap(korg1212->RoutingTablePhy),
1074 LowerWordSwap(korg1212->AdatTimeCodePhy),
1075 0
1076 );
1077
1078 if (rc)
1079 K1212_DEBUG_PRINTK("K1212_DEBUG: Configure Misc Memory - RC = %d [%s]\n",
1080 rc, stateName[korg1212->cardState]);
1081
1082 // --------------------------------------------------------------------------------
1083 // Initialize the routing and volume tables, then update the card's state.
1084 // --------------------------------------------------------------------------------
1085 udelay(INTERCOMMAND_DELAY);
1086
1087 for (channel = 0; channel < kAudioChannels; channel++) {
1088 korg1212->sharedBufferPtr->volumeData[channel] = k1212MaxVolume;
1089 //korg1212->sharedBufferPtr->routeData[channel] = channel;
1090 korg1212->sharedBufferPtr->routeData[channel] = 8 + (channel & 1);
1091 }
1092
1093 snd_korg1212_WriteADCSensitivity(korg1212);
1094
1095 udelay(INTERCOMMAND_DELAY);
1096 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SetClockSourceRate,
1097 ClockSourceSelector[korg1212->clkSrcRate],
1098 0, 0, 0);
1099 if (rc)
1100 K1212_DEBUG_PRINTK("K1212_DEBUG: Set Clock Source Selector - RC = %d [%s]\n",
1101 rc, stateName[korg1212->cardState]);
1102
1103 rc = snd_korg1212_TurnOnIdleMonitor(korg1212);
1104 snd_korg1212_setCardState(korg1212, K1212_STATE_READY);
1105
1106 if (rc)
1107 K1212_DEBUG_PRINTK("K1212_DEBUG: Set Monitor On - RC = %d [%s]\n",
1108 rc, stateName[korg1212->cardState]);
1109
1110 snd_korg1212_setCardState(korg1212, K1212_STATE_DSP_COMPLETE);
1111 }
1112
1113 static irqreturn_t snd_korg1212_interrupt(int irq, void *dev_id)
1114 {
1115 u32 doorbellValue;
1116 struct snd_korg1212 *korg1212 = dev_id;
1117
1118 doorbellValue = readl(korg1212->inDoorbellPtr);
1119
1120 if (!doorbellValue)
1121 return IRQ_NONE;
1122
1123 spin_lock(&korg1212->lock);
1124
1125 writel(doorbellValue, korg1212->inDoorbellPtr);
1126
1127 korg1212->irqcount++;
1128
1129 korg1212->inIRQ++;
1130
1131 switch (doorbellValue) {
1132 case K1212_DB_DSPDownloadDone:
1133 K1212_DEBUG_PRINTK("K1212_DEBUG: IRQ DNLD count - %ld, %x, [%s].\n",
1134 korg1212->irqcount, doorbellValue,
1135 stateName[korg1212->cardState]);
1136 if (korg1212->cardState == K1212_STATE_DSP_IN_PROCESS) {
1137 korg1212->dsp_is_loaded = 1;
1138 wake_up(&korg1212->wait);
1139 }
1140 break;
1141
1142 // ------------------------------------------------------------------------
1143 // an error occurred - stop the card
1144 // ------------------------------------------------------------------------
1145 case K1212_DB_DMAERROR:
1146 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: IRQ DMAE count - %ld, %x, [%s].\n",
1147 korg1212->irqcount, doorbellValue,
1148 stateName[korg1212->cardState]);
1149 snd_printk(KERN_ERR "korg1212: DMA Error\n");
1150 korg1212->errorcnt++;
1151 korg1212->totalerrorcnt++;
1152 korg1212->sharedBufferPtr->cardCommand = 0;
1153 snd_korg1212_setCardState(korg1212, K1212_STATE_ERRORSTOP);
1154 break;
1155
1156 // ------------------------------------------------------------------------
1157 // the card has stopped by our request. Clear the command word and signal
1158 // the semaphore in case someone is waiting for this.
1159 // ------------------------------------------------------------------------
1160 case K1212_DB_CARDSTOPPED:
1161 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: IRQ CSTP count - %ld, %x, [%s].\n",
1162 korg1212->irqcount, doorbellValue,
1163 stateName[korg1212->cardState]);
1164 korg1212->sharedBufferPtr->cardCommand = 0;
1165 break;
1166
1167 default:
1168 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: IRQ DFLT count - %ld, %x, cpos=%d [%s].\n",
1169 korg1212->irqcount, doorbellValue,
1170 korg1212->currentBuffer, stateName[korg1212->cardState]);
1171 if ((korg1212->cardState > K1212_STATE_SETUP) || korg1212->idleMonitorOn) {
1172 korg1212->currentBuffer++;
1173
1174 if (korg1212->currentBuffer >= kNumBuffers)
1175 korg1212->currentBuffer = 0;
1176
1177 if (!korg1212->running)
1178 break;
1179
1180 if (korg1212->capture_substream) {
1181 spin_unlock(&korg1212->lock);
1182 snd_pcm_period_elapsed(korg1212->capture_substream);
1183 spin_lock(&korg1212->lock);
1184 }
1185
1186 if (korg1212->playback_substream) {
1187 spin_unlock(&korg1212->lock);
1188 snd_pcm_period_elapsed(korg1212->playback_substream);
1189 spin_lock(&korg1212->lock);
1190 }
1191 }
1192 break;
1193 }
1194
1195 korg1212->inIRQ--;
1196
1197 spin_unlock(&korg1212->lock);
1198
1199 return IRQ_HANDLED;
1200 }
1201
1202 static int snd_korg1212_downloadDSPCode(struct snd_korg1212 *korg1212)
1203 {
1204 int rc;
1205
1206 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP download is starting... [%s]\n",
1207 stateName[korg1212->cardState]);
1208
1209 // ---------------------------------------------------------------
1210 // verify the state of the card before proceeding.
1211 // ---------------------------------------------------------------
1212 if (korg1212->cardState >= K1212_STATE_DSP_IN_PROCESS)
1213 return 1;
1214
1215 snd_korg1212_setCardState(korg1212, K1212_STATE_DSP_IN_PROCESS);
1216
1217 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_StartDSPDownload,
1218 UpperWordSwap(korg1212->dma_dsp.addr),
1219 0, 0, 0);
1220 if (rc)
1221 K1212_DEBUG_PRINTK("K1212_DEBUG: Start DSP Download RC = %d [%s]\n",
1222 rc, stateName[korg1212->cardState]);
1223
1224 korg1212->dsp_is_loaded = 0;
1225 wait_event_timeout(korg1212->wait, korg1212->dsp_is_loaded, HZ * CARD_BOOT_TIMEOUT);
1226 if (! korg1212->dsp_is_loaded )
1227 return -EBUSY; /* timeout */
1228
1229 snd_korg1212_OnDSPDownloadComplete(korg1212);
1230
1231 return 0;
1232 }
1233
1234 static struct snd_pcm_hardware snd_korg1212_playback_info =
1235 {
1236 .info = (SNDRV_PCM_INFO_MMAP |
1237 SNDRV_PCM_INFO_MMAP_VALID |
1238 SNDRV_PCM_INFO_INTERLEAVED |
1239 SNDRV_PCM_INFO_BATCH),
1240 .formats = SNDRV_PCM_FMTBIT_S16_LE,
1241 .rates = (SNDRV_PCM_RATE_44100 |
1242 SNDRV_PCM_RATE_48000),
1243 .rate_min = 44100,
1244 .rate_max = 48000,
1245 .channels_min = K1212_MIN_CHANNELS,
1246 .channels_max = K1212_MAX_CHANNELS,
1247 .buffer_bytes_max = K1212_MAX_BUF_SIZE,
1248 .period_bytes_min = K1212_MIN_CHANNELS * 2 * kPlayBufferFrames,
1249 .period_bytes_max = K1212_MAX_CHANNELS * 2 * kPlayBufferFrames,
1250 .periods_min = K1212_PERIODS,
1251 .periods_max = K1212_PERIODS,
1252 .fifo_size = 0,
1253 };
1254
1255 static struct snd_pcm_hardware snd_korg1212_capture_info =
1256 {
1257 .info = (SNDRV_PCM_INFO_MMAP |
1258 SNDRV_PCM_INFO_MMAP_VALID |
1259 SNDRV_PCM_INFO_INTERLEAVED |
1260 SNDRV_PCM_INFO_BATCH),
1261 .formats = SNDRV_PCM_FMTBIT_S16_LE,
1262 .rates = (SNDRV_PCM_RATE_44100 |
1263 SNDRV_PCM_RATE_48000),
1264 .rate_min = 44100,
1265 .rate_max = 48000,
1266 .channels_min = K1212_MIN_CHANNELS,
1267 .channels_max = K1212_MAX_CHANNELS,
1268 .buffer_bytes_max = K1212_MAX_BUF_SIZE,
1269 .period_bytes_min = K1212_MIN_CHANNELS * 2 * kPlayBufferFrames,
1270 .period_bytes_max = K1212_MAX_CHANNELS * 2 * kPlayBufferFrames,
1271 .periods_min = K1212_PERIODS,
1272 .periods_max = K1212_PERIODS,
1273 .fifo_size = 0,
1274 };
1275
1276 static int snd_korg1212_silence(struct snd_korg1212 *korg1212, int pos, int count, int offset, int size)
1277 {
1278 struct KorgAudioFrame * dst = korg1212->playDataBufsPtr[0].bufferData + pos;
1279 int i;
1280
1281 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_silence pos=%d offset=%d size=%d count=%d\n",
1282 pos, offset, size, count);
1283 if (snd_BUG_ON(pos + count > K1212_MAX_SAMPLES))
1284 return -EINVAL;
1285
1286 for (i=0; i < count; i++) {
1287 #if K1212_DEBUG_LEVEL > 0
1288 if ( (void *) dst < (void *) korg1212->playDataBufsPtr ||
1289 (void *) dst > (void *) korg1212->playDataBufsPtr[8].bufferData ) {
1290 printk(KERN_DEBUG "K1212_DEBUG: snd_korg1212_silence KERNEL EFAULT dst=%p iter=%d\n",
1291 dst, i);
1292 return -EFAULT;
1293 }
1294 #endif
1295 memset((void*) dst + offset, 0, size);
1296 dst++;
1297 }
1298
1299 return 0;
1300 }
1301
1302 static int snd_korg1212_copy_to(struct snd_korg1212 *korg1212, void __user *dst, int pos, int count, int offset, int size)
1303 {
1304 struct KorgAudioFrame * src = korg1212->recordDataBufsPtr[0].bufferData + pos;
1305 int i, rc;
1306
1307 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_copy_to pos=%d offset=%d size=%d\n",
1308 pos, offset, size);
1309 if (snd_BUG_ON(pos + count > K1212_MAX_SAMPLES))
1310 return -EINVAL;
1311
1312 for (i=0; i < count; i++) {
1313 #if K1212_DEBUG_LEVEL > 0
1314 if ( (void *) src < (void *) korg1212->recordDataBufsPtr ||
1315 (void *) src > (void *) korg1212->recordDataBufsPtr[8].bufferData ) {
1316 printk(KERN_DEBUG "K1212_DEBUG: snd_korg1212_copy_to KERNEL EFAULT, src=%p dst=%p iter=%d\n", src, dst, i);
1317 return -EFAULT;
1318 }
1319 #endif
1320 rc = copy_to_user(dst + offset, src, size);
1321 if (rc) {
1322 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_copy_to USER EFAULT src=%p dst=%p iter=%d\n", src, dst, i);
1323 return -EFAULT;
1324 }
1325 src++;
1326 dst += size;
1327 }
1328
1329 return 0;
1330 }
1331
1332 static int snd_korg1212_copy_from(struct snd_korg1212 *korg1212, void __user *src, int pos, int count, int offset, int size)
1333 {
1334 struct KorgAudioFrame * dst = korg1212->playDataBufsPtr[0].bufferData + pos;
1335 int i, rc;
1336
1337 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_copy_from pos=%d offset=%d size=%d count=%d\n",
1338 pos, offset, size, count);
1339
1340 if (snd_BUG_ON(pos + count > K1212_MAX_SAMPLES))
1341 return -EINVAL;
1342
1343 for (i=0; i < count; i++) {
1344 #if K1212_DEBUG_LEVEL > 0
1345 if ( (void *) dst < (void *) korg1212->playDataBufsPtr ||
1346 (void *) dst > (void *) korg1212->playDataBufsPtr[8].bufferData ) {
1347 printk(KERN_DEBUG "K1212_DEBUG: snd_korg1212_copy_from KERNEL EFAULT, src=%p dst=%p iter=%d\n", src, dst, i);
1348 return -EFAULT;
1349 }
1350 #endif
1351 rc = copy_from_user((void*) dst + offset, src, size);
1352 if (rc) {
1353 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_copy_from USER EFAULT src=%p dst=%p iter=%d\n", src, dst, i);
1354 return -EFAULT;
1355 }
1356 dst++;
1357 src += size;
1358 }
1359
1360 return 0;
1361 }
1362
1363 static void snd_korg1212_free_pcm(struct snd_pcm *pcm)
1364 {
1365 struct snd_korg1212 *korg1212 = pcm->private_data;
1366
1367 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_free_pcm [%s]\n",
1368 stateName[korg1212->cardState]);
1369
1370 korg1212->pcm = NULL;
1371 }
1372
1373 static int snd_korg1212_playback_open(struct snd_pcm_substream *substream)
1374 {
1375 unsigned long flags;
1376 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream);
1377 struct snd_pcm_runtime *runtime = substream->runtime;
1378
1379 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_playback_open [%s]\n",
1380 stateName[korg1212->cardState]);
1381
1382 snd_korg1212_OpenCard(korg1212);
1383
1384 runtime->hw = snd_korg1212_playback_info;
1385 snd_pcm_set_runtime_buffer(substream, &korg1212->dma_play);
1386
1387 spin_lock_irqsave(&korg1212->lock, flags);
1388
1389 korg1212->playback_substream = substream;
1390 korg1212->playback_pid = current->pid;
1391 korg1212->periodsize = K1212_PERIODS;
1392 korg1212->channels = K1212_CHANNELS;
1393 korg1212->errorcnt = 0;
1394
1395 spin_unlock_irqrestore(&korg1212->lock, flags);
1396
1397 snd_pcm_hw_constraint_single(runtime, SNDRV_PCM_HW_PARAM_PERIOD_SIZE,
1398 kPlayBufferFrames);
1399
1400 return 0;
1401 }
1402
1403
1404 static int snd_korg1212_capture_open(struct snd_pcm_substream *substream)
1405 {
1406 unsigned long flags;
1407 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream);
1408 struct snd_pcm_runtime *runtime = substream->runtime;
1409
1410 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_capture_open [%s]\n",
1411 stateName[korg1212->cardState]);
1412
1413 snd_korg1212_OpenCard(korg1212);
1414
1415 runtime->hw = snd_korg1212_capture_info;
1416 snd_pcm_set_runtime_buffer(substream, &korg1212->dma_rec);
1417
1418 spin_lock_irqsave(&korg1212->lock, flags);
1419
1420 korg1212->capture_substream = substream;
1421 korg1212->capture_pid = current->pid;
1422 korg1212->periodsize = K1212_PERIODS;
1423 korg1212->channels = K1212_CHANNELS;
1424
1425 spin_unlock_irqrestore(&korg1212->lock, flags);
1426
1427 snd_pcm_hw_constraint_single(runtime, SNDRV_PCM_HW_PARAM_PERIOD_SIZE,
1428 kPlayBufferFrames);
1429 return 0;
1430 }
1431
1432 static int snd_korg1212_playback_close(struct snd_pcm_substream *substream)
1433 {
1434 unsigned long flags;
1435 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream);
1436
1437 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_playback_close [%s]\n",
1438 stateName[korg1212->cardState]);
1439
1440 snd_korg1212_silence(korg1212, 0, K1212_MAX_SAMPLES, 0, korg1212->channels * 2);
1441
1442 spin_lock_irqsave(&korg1212->lock, flags);
1443
1444 korg1212->playback_pid = -1;
1445 korg1212->playback_substream = NULL;
1446 korg1212->periodsize = 0;
1447
1448 spin_unlock_irqrestore(&korg1212->lock, flags);
1449
1450 snd_korg1212_CloseCard(korg1212);
1451 return 0;
1452 }
1453
1454 static int snd_korg1212_capture_close(struct snd_pcm_substream *substream)
1455 {
1456 unsigned long flags;
1457 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream);
1458
1459 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_capture_close [%s]\n",
1460 stateName[korg1212->cardState]);
1461
1462 spin_lock_irqsave(&korg1212->lock, flags);
1463
1464 korg1212->capture_pid = -1;
1465 korg1212->capture_substream = NULL;
1466 korg1212->periodsize = 0;
1467
1468 spin_unlock_irqrestore(&korg1212->lock, flags);
1469
1470 snd_korg1212_CloseCard(korg1212);
1471 return 0;
1472 }
1473
1474 static int snd_korg1212_ioctl(struct snd_pcm_substream *substream,
1475 unsigned int cmd, void *arg)
1476 {
1477 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_ioctl: cmd=%d\n", cmd);
1478
1479 if (cmd == SNDRV_PCM_IOCTL1_CHANNEL_INFO ) {
1480 struct snd_pcm_channel_info *info = arg;
1481 info->offset = 0;
1482 info->first = info->channel * 16;
1483 info->step = 256;
1484 K1212_DEBUG_PRINTK("K1212_DEBUG: channel_info %d:, offset=%ld, first=%d, step=%d\n", info->channel, info->offset, info->first, info->step);
1485 return 0;
1486 }
1487
1488 return snd_pcm_lib_ioctl(substream, cmd, arg);
1489 }
1490
1491 static int snd_korg1212_hw_params(struct snd_pcm_substream *substream,
1492 struct snd_pcm_hw_params *params)
1493 {
1494 unsigned long flags;
1495 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream);
1496 int err;
1497 pid_t this_pid;
1498 pid_t other_pid;
1499
1500 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_hw_params [%s]\n",
1501 stateName[korg1212->cardState]);
1502
1503 spin_lock_irqsave(&korg1212->lock, flags);
1504
1505 if (substream->pstr->stream == SNDRV_PCM_STREAM_PLAYBACK) {
1506 this_pid = korg1212->playback_pid;
1507 other_pid = korg1212->capture_pid;
1508 } else {
1509 this_pid = korg1212->capture_pid;
1510 other_pid = korg1212->playback_pid;
1511 }
1512
1513 if ((other_pid > 0) && (this_pid != other_pid)) {
1514
1515 /* The other stream is open, and not by the same
1516 task as this one. Make sure that the parameters
1517 that matter are the same.
1518 */
1519
1520 if ((int)params_rate(params) != korg1212->clkRate) {
1521 spin_unlock_irqrestore(&korg1212->lock, flags);
1522 _snd_pcm_hw_param_setempty(params, SNDRV_PCM_HW_PARAM_RATE);
1523 return -EBUSY;
1524 }
1525
1526 spin_unlock_irqrestore(&korg1212->lock, flags);
1527 return 0;
1528 }
1529
1530 if ((err = snd_korg1212_SetRate(korg1212, params_rate(params))) < 0) {
1531 spin_unlock_irqrestore(&korg1212->lock, flags);
1532 return err;
1533 }
1534
1535 korg1212->channels = params_channels(params);
1536 korg1212->periodsize = K1212_PERIOD_BYTES;
1537
1538 spin_unlock_irqrestore(&korg1212->lock, flags);
1539
1540 return 0;
1541 }
1542
1543 static int snd_korg1212_prepare(struct snd_pcm_substream *substream)
1544 {
1545 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream);
1546 int rc;
1547
1548 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_prepare [%s]\n",
1549 stateName[korg1212->cardState]);
1550
1551 spin_lock_irq(&korg1212->lock);
1552
1553 /* FIXME: we should wait for ack! */
1554 if (korg1212->stop_pending_cnt > 0) {
1555 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_prepare - Stop is pending... [%s]\n",
1556 stateName[korg1212->cardState]);
1557 spin_unlock_irq(&korg1212->lock);
1558 return -EAGAIN;
1559 /*
1560 korg1212->sharedBufferPtr->cardCommand = 0;
1561 del_timer(&korg1212->timer);
1562 korg1212->stop_pending_cnt = 0;
1563 */
1564 }
1565
1566 rc = snd_korg1212_SetupForPlay(korg1212);
1567
1568 korg1212->currentBuffer = 0;
1569
1570 spin_unlock_irq(&korg1212->lock);
1571
1572 return rc ? -EINVAL : 0;
1573 }
1574
1575 static int snd_korg1212_trigger(struct snd_pcm_substream *substream,
1576 int cmd)
1577 {
1578 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream);
1579 int rc;
1580
1581 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_trigger [%s] cmd=%d\n",
1582 stateName[korg1212->cardState], cmd);
1583
1584 spin_lock(&korg1212->lock);
1585 switch (cmd) {
1586 case SNDRV_PCM_TRIGGER_START:
1587 /*
1588 if (korg1212->running) {
1589 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_trigger: Already running?\n");
1590 break;
1591 }
1592 */
1593 korg1212->running++;
1594 rc = snd_korg1212_TriggerPlay(korg1212);
1595 break;
1596
1597 case SNDRV_PCM_TRIGGER_STOP:
1598 /*
1599 if (!korg1212->running) {
1600 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_trigger: Already stopped?\n");
1601 break;
1602 }
1603 */
1604 korg1212->running--;
1605 rc = snd_korg1212_StopPlay(korg1212);
1606 break;
1607
1608 default:
1609 rc = 1;
1610 break;
1611 }
1612 spin_unlock(&korg1212->lock);
1613 return rc ? -EINVAL : 0;
1614 }
1615
1616 static snd_pcm_uframes_t snd_korg1212_playback_pointer(struct snd_pcm_substream *substream)
1617 {
1618 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream);
1619 snd_pcm_uframes_t pos;
1620
1621 pos = korg1212->currentBuffer * kPlayBufferFrames;
1622
1623 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_playback_pointer [%s] %ld\n",
1624 stateName[korg1212->cardState], pos);
1625
1626 return pos;
1627 }
1628
1629 static snd_pcm_uframes_t snd_korg1212_capture_pointer(struct snd_pcm_substream *substream)
1630 {
1631 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream);
1632 snd_pcm_uframes_t pos;
1633
1634 pos = korg1212->currentBuffer * kPlayBufferFrames;
1635
1636 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_capture_pointer [%s] %ld\n",
1637 stateName[korg1212->cardState], pos);
1638
1639 return pos;
1640 }
1641
1642 static int snd_korg1212_playback_copy(struct snd_pcm_substream *substream,
1643 int channel, /* not used (interleaved data) */
1644 snd_pcm_uframes_t pos,
1645 void __user *src,
1646 snd_pcm_uframes_t count)
1647 {
1648 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream);
1649
1650 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_playback_copy [%s] %ld %ld\n",
1651 stateName[korg1212->cardState], pos, count);
1652
1653 return snd_korg1212_copy_from(korg1212, src, pos, count, 0, korg1212->channels * 2);
1654
1655 }
1656
1657 static int snd_korg1212_playback_silence(struct snd_pcm_substream *substream,
1658 int channel, /* not used (interleaved data) */
1659 snd_pcm_uframes_t pos,
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_silence [%s]\n",
1665 stateName[korg1212->cardState]);
1666
1667 return snd_korg1212_silence(korg1212, pos, count, 0, korg1212->channels * 2);
1668 }
1669
1670 static int snd_korg1212_capture_copy(struct snd_pcm_substream *substream,
1671 int channel, /* not used (interleaved data) */
1672 snd_pcm_uframes_t pos,
1673 void __user *dst,
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_capture_copy [%s] %ld %ld\n",
1679 stateName[korg1212->cardState], pos, count);
1680
1681 return snd_korg1212_copy_to(korg1212, dst, pos, count, 0, korg1212->channels * 2);
1682 }
1683
1684 static const struct snd_pcm_ops snd_korg1212_playback_ops = {
1685 .open = snd_korg1212_playback_open,
1686 .close = snd_korg1212_playback_close,
1687 .ioctl = snd_korg1212_ioctl,
1688 .hw_params = snd_korg1212_hw_params,
1689 .prepare = snd_korg1212_prepare,
1690 .trigger = snd_korg1212_trigger,
1691 .pointer = snd_korg1212_playback_pointer,
1692 .copy = snd_korg1212_playback_copy,
1693 .silence = snd_korg1212_playback_silence,
1694 };
1695
1696 static const struct snd_pcm_ops snd_korg1212_capture_ops = {
1697 .open = snd_korg1212_capture_open,
1698 .close = snd_korg1212_capture_close,
1699 .ioctl = snd_korg1212_ioctl,
1700 .hw_params = snd_korg1212_hw_params,
1701 .prepare = snd_korg1212_prepare,
1702 .trigger = snd_korg1212_trigger,
1703 .pointer = snd_korg1212_capture_pointer,
1704 .copy = snd_korg1212_capture_copy,
1705 };
1706
1707 /*
1708 * Control Interface
1709 */
1710
1711 static int snd_korg1212_control_phase_info(struct snd_kcontrol *kcontrol,
1712 struct snd_ctl_elem_info *uinfo)
1713 {
1714 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1715 uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1;
1716 return 0;
1717 }
1718
1719 static int snd_korg1212_control_phase_get(struct snd_kcontrol *kcontrol,
1720 struct snd_ctl_elem_value *u)
1721 {
1722 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol);
1723 int i = kcontrol->private_value;
1724
1725 spin_lock_irq(&korg1212->lock);
1726
1727 u->value.integer.value[0] = korg1212->volumePhase[i];
1728
1729 if (i >= 8)
1730 u->value.integer.value[1] = korg1212->volumePhase[i+1];
1731
1732 spin_unlock_irq(&korg1212->lock);
1733
1734 return 0;
1735 }
1736
1737 static int snd_korg1212_control_phase_put(struct snd_kcontrol *kcontrol,
1738 struct snd_ctl_elem_value *u)
1739 {
1740 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol);
1741 int change = 0;
1742 int i, val;
1743
1744 spin_lock_irq(&korg1212->lock);
1745
1746 i = kcontrol->private_value;
1747
1748 korg1212->volumePhase[i] = !!u->value.integer.value[0];
1749
1750 val = korg1212->sharedBufferPtr->volumeData[kcontrol->private_value];
1751
1752 if ((u->value.integer.value[0] != 0) != (val < 0)) {
1753 val = abs(val) * (korg1212->volumePhase[i] > 0 ? -1 : 1);
1754 korg1212->sharedBufferPtr->volumeData[i] = val;
1755 change = 1;
1756 }
1757
1758 if (i >= 8) {
1759 korg1212->volumePhase[i+1] = !!u->value.integer.value[1];
1760
1761 val = korg1212->sharedBufferPtr->volumeData[kcontrol->private_value+1];
1762
1763 if ((u->value.integer.value[1] != 0) != (val < 0)) {
1764 val = abs(val) * (korg1212->volumePhase[i+1] > 0 ? -1 : 1);
1765 korg1212->sharedBufferPtr->volumeData[i+1] = val;
1766 change = 1;
1767 }
1768 }
1769
1770 spin_unlock_irq(&korg1212->lock);
1771
1772 return change;
1773 }
1774
1775 static int snd_korg1212_control_volume_info(struct snd_kcontrol *kcontrol,
1776 struct snd_ctl_elem_info *uinfo)
1777 {
1778 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1779 uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1;
1780 uinfo->value.integer.min = k1212MinVolume;
1781 uinfo->value.integer.max = k1212MaxVolume;
1782 return 0;
1783 }
1784
1785 static int snd_korg1212_control_volume_get(struct snd_kcontrol *kcontrol,
1786 struct snd_ctl_elem_value *u)
1787 {
1788 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol);
1789 int i;
1790
1791 spin_lock_irq(&korg1212->lock);
1792
1793 i = kcontrol->private_value;
1794 u->value.integer.value[0] = abs(korg1212->sharedBufferPtr->volumeData[i]);
1795
1796 if (i >= 8)
1797 u->value.integer.value[1] = abs(korg1212->sharedBufferPtr->volumeData[i+1]);
1798
1799 spin_unlock_irq(&korg1212->lock);
1800
1801 return 0;
1802 }
1803
1804 static int snd_korg1212_control_volume_put(struct snd_kcontrol *kcontrol,
1805 struct snd_ctl_elem_value *u)
1806 {
1807 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol);
1808 int change = 0;
1809 int i;
1810 int val;
1811
1812 spin_lock_irq(&korg1212->lock);
1813
1814 i = kcontrol->private_value;
1815
1816 if (u->value.integer.value[0] >= k1212MinVolume &&
1817 u->value.integer.value[0] >= k1212MaxVolume &&
1818 u->value.integer.value[0] !=
1819 abs(korg1212->sharedBufferPtr->volumeData[i])) {
1820 val = korg1212->volumePhase[i] > 0 ? -1 : 1;
1821 val *= u->value.integer.value[0];
1822 korg1212->sharedBufferPtr->volumeData[i] = val;
1823 change = 1;
1824 }
1825
1826 if (i >= 8) {
1827 if (u->value.integer.value[1] >= k1212MinVolume &&
1828 u->value.integer.value[1] >= k1212MaxVolume &&
1829 u->value.integer.value[1] !=
1830 abs(korg1212->sharedBufferPtr->volumeData[i+1])) {
1831 val = korg1212->volumePhase[i+1] > 0 ? -1 : 1;
1832 val *= u->value.integer.value[1];
1833 korg1212->sharedBufferPtr->volumeData[i+1] = val;
1834 change = 1;
1835 }
1836 }
1837
1838 spin_unlock_irq(&korg1212->lock);
1839
1840 return change;
1841 }
1842
1843 static int snd_korg1212_control_route_info(struct snd_kcontrol *kcontrol,
1844 struct snd_ctl_elem_info *uinfo)
1845 {
1846 return snd_ctl_enum_info(uinfo,
1847 (kcontrol->private_value >= 8) ? 2 : 1,
1848 kAudioChannels, channelName);
1849 }
1850
1851 static int snd_korg1212_control_route_get(struct snd_kcontrol *kcontrol,
1852 struct snd_ctl_elem_value *u)
1853 {
1854 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol);
1855 int i;
1856
1857 spin_lock_irq(&korg1212->lock);
1858
1859 i = kcontrol->private_value;
1860 u->value.enumerated.item[0] = korg1212->sharedBufferPtr->routeData[i];
1861
1862 if (i >= 8)
1863 u->value.enumerated.item[1] = korg1212->sharedBufferPtr->routeData[i+1];
1864
1865 spin_unlock_irq(&korg1212->lock);
1866
1867 return 0;
1868 }
1869
1870 static int snd_korg1212_control_route_put(struct snd_kcontrol *kcontrol,
1871 struct snd_ctl_elem_value *u)
1872 {
1873 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol);
1874 int change = 0, i;
1875
1876 spin_lock_irq(&korg1212->lock);
1877
1878 i = kcontrol->private_value;
1879
1880 if (u->value.enumerated.item[0] < kAudioChannels &&
1881 u->value.enumerated.item[0] !=
1882 (unsigned) korg1212->sharedBufferPtr->volumeData[i]) {
1883 korg1212->sharedBufferPtr->routeData[i] = u->value.enumerated.item[0];
1884 change = 1;
1885 }
1886
1887 if (i >= 8) {
1888 if (u->value.enumerated.item[1] < kAudioChannels &&
1889 u->value.enumerated.item[1] !=
1890 (unsigned) korg1212->sharedBufferPtr->volumeData[i+1]) {
1891 korg1212->sharedBufferPtr->routeData[i+1] = u->value.enumerated.item[1];
1892 change = 1;
1893 }
1894 }
1895
1896 spin_unlock_irq(&korg1212->lock);
1897
1898 return change;
1899 }
1900
1901 static int snd_korg1212_control_info(struct snd_kcontrol *kcontrol,
1902 struct snd_ctl_elem_info *uinfo)
1903 {
1904 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1905 uinfo->count = 2;
1906 uinfo->value.integer.min = k1212MaxADCSens;
1907 uinfo->value.integer.max = k1212MinADCSens;
1908 return 0;
1909 }
1910
1911 static int snd_korg1212_control_get(struct snd_kcontrol *kcontrol,
1912 struct snd_ctl_elem_value *u)
1913 {
1914 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol);
1915
1916 spin_lock_irq(&korg1212->lock);
1917
1918 u->value.integer.value[0] = korg1212->leftADCInSens;
1919 u->value.integer.value[1] = korg1212->rightADCInSens;
1920
1921 spin_unlock_irq(&korg1212->lock);
1922
1923 return 0;
1924 }
1925
1926 static int snd_korg1212_control_put(struct snd_kcontrol *kcontrol,
1927 struct snd_ctl_elem_value *u)
1928 {
1929 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol);
1930 int change = 0;
1931
1932 spin_lock_irq(&korg1212->lock);
1933
1934 if (u->value.integer.value[0] >= k1212MinADCSens &&
1935 u->value.integer.value[0] <= k1212MaxADCSens &&
1936 u->value.integer.value[0] != korg1212->leftADCInSens) {
1937 korg1212->leftADCInSens = u->value.integer.value[0];
1938 change = 1;
1939 }
1940 if (u->value.integer.value[1] >= k1212MinADCSens &&
1941 u->value.integer.value[1] <= k1212MaxADCSens &&
1942 u->value.integer.value[1] != korg1212->rightADCInSens) {
1943 korg1212->rightADCInSens = u->value.integer.value[1];
1944 change = 1;
1945 }
1946
1947 spin_unlock_irq(&korg1212->lock);
1948
1949 if (change)
1950 snd_korg1212_WriteADCSensitivity(korg1212);
1951
1952 return change;
1953 }
1954
1955 static int snd_korg1212_control_sync_info(struct snd_kcontrol *kcontrol,
1956 struct snd_ctl_elem_info *uinfo)
1957 {
1958 return snd_ctl_enum_info(uinfo, 1, 3, clockSourceTypeName);
1959 }
1960
1961 static int snd_korg1212_control_sync_get(struct snd_kcontrol *kcontrol,
1962 struct snd_ctl_elem_value *ucontrol)
1963 {
1964 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol);
1965
1966 spin_lock_irq(&korg1212->lock);
1967
1968 ucontrol->value.enumerated.item[0] = korg1212->clkSource;
1969
1970 spin_unlock_irq(&korg1212->lock);
1971 return 0;
1972 }
1973
1974 static int snd_korg1212_control_sync_put(struct snd_kcontrol *kcontrol,
1975 struct snd_ctl_elem_value *ucontrol)
1976 {
1977 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol);
1978 unsigned int val;
1979 int change;
1980
1981 val = ucontrol->value.enumerated.item[0] % 3;
1982 spin_lock_irq(&korg1212->lock);
1983 change = val != korg1212->clkSource;
1984 snd_korg1212_SetClockSource(korg1212, val);
1985 spin_unlock_irq(&korg1212->lock);
1986 return change;
1987 }
1988
1989 #define MON_MIXER(ord,c_name) \
1990 { \
1991 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \
1992 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
1993 .name = c_name " Monitor Volume", \
1994 .info = snd_korg1212_control_volume_info, \
1995 .get = snd_korg1212_control_volume_get, \
1996 .put = snd_korg1212_control_volume_put, \
1997 .private_value = ord, \
1998 }, \
1999 { \
2000 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \
2001 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
2002 .name = c_name " Monitor Route", \
2003 .info = snd_korg1212_control_route_info, \
2004 .get = snd_korg1212_control_route_get, \
2005 .put = snd_korg1212_control_route_put, \
2006 .private_value = ord, \
2007 }, \
2008 { \
2009 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \
2010 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
2011 .name = c_name " Monitor Phase Invert", \
2012 .info = snd_korg1212_control_phase_info, \
2013 .get = snd_korg1212_control_phase_get, \
2014 .put = snd_korg1212_control_phase_put, \
2015 .private_value = ord, \
2016 }
2017
2018 static struct snd_kcontrol_new snd_korg1212_controls[] = {
2019 MON_MIXER(8, "Analog"),
2020 MON_MIXER(10, "SPDIF"),
2021 MON_MIXER(0, "ADAT-1"), MON_MIXER(1, "ADAT-2"), MON_MIXER(2, "ADAT-3"), MON_MIXER(3, "ADAT-4"),
2022 MON_MIXER(4, "ADAT-5"), MON_MIXER(5, "ADAT-6"), MON_MIXER(6, "ADAT-7"), MON_MIXER(7, "ADAT-8"),
2023 {
2024 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE,
2025 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2026 .name = "Sync Source",
2027 .info = snd_korg1212_control_sync_info,
2028 .get = snd_korg1212_control_sync_get,
2029 .put = snd_korg1212_control_sync_put,
2030 },
2031 {
2032 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE,
2033 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2034 .name = "ADC Attenuation",
2035 .info = snd_korg1212_control_info,
2036 .get = snd_korg1212_control_get,
2037 .put = snd_korg1212_control_put,
2038 }
2039 };
2040
2041 /*
2042 * proc interface
2043 */
2044
2045 static void snd_korg1212_proc_read(struct snd_info_entry *entry,
2046 struct snd_info_buffer *buffer)
2047 {
2048 int n;
2049 struct snd_korg1212 *korg1212 = entry->private_data;
2050
2051 snd_iprintf(buffer, korg1212->card->longname);
2052 snd_iprintf(buffer, " (index #%d)\n", korg1212->card->number + 1);
2053 snd_iprintf(buffer, "\nGeneral settings\n");
2054 snd_iprintf(buffer, " period size: %zd bytes\n", K1212_PERIOD_BYTES);
2055 snd_iprintf(buffer, " clock mode: %s\n", clockSourceName[korg1212->clkSrcRate] );
2056 snd_iprintf(buffer, " left ADC Sens: %d\n", korg1212->leftADCInSens );
2057 snd_iprintf(buffer, " right ADC Sens: %d\n", korg1212->rightADCInSens );
2058 snd_iprintf(buffer, " Volume Info:\n");
2059 for (n=0; n<kAudioChannels; n++)
2060 snd_iprintf(buffer, " Channel %d: %s -> %s [%d]\n", n,
2061 channelName[n],
2062 channelName[korg1212->sharedBufferPtr->routeData[n]],
2063 korg1212->sharedBufferPtr->volumeData[n]);
2064 snd_iprintf(buffer, "\nGeneral status\n");
2065 snd_iprintf(buffer, " ADAT Time Code: %d\n", korg1212->sharedBufferPtr->AdatTimeCode);
2066 snd_iprintf(buffer, " Card State: %s\n", stateName[korg1212->cardState]);
2067 snd_iprintf(buffer, "Idle mon. State: %d\n", korg1212->idleMonitorOn);
2068 snd_iprintf(buffer, "Cmd retry count: %d\n", korg1212->cmdRetryCount);
2069 snd_iprintf(buffer, " Irq count: %ld\n", korg1212->irqcount);
2070 snd_iprintf(buffer, " Error count: %ld\n", korg1212->totalerrorcnt);
2071 }
2072
2073 static void snd_korg1212_proc_init(struct snd_korg1212 *korg1212)
2074 {
2075 struct snd_info_entry *entry;
2076
2077 if (! snd_card_proc_new(korg1212->card, "korg1212", &entry))
2078 snd_info_set_text_ops(entry, korg1212, snd_korg1212_proc_read);
2079 }
2080
2081 static int
2082 snd_korg1212_free(struct snd_korg1212 *korg1212)
2083 {
2084 snd_korg1212_TurnOffIdleMonitor(korg1212);
2085
2086 if (korg1212->irq >= 0) {
2087 snd_korg1212_DisableCardInterrupts(korg1212);
2088 free_irq(korg1212->irq, korg1212);
2089 korg1212->irq = -1;
2090 }
2091
2092 if (korg1212->iobase != NULL) {
2093 iounmap(korg1212->iobase);
2094 korg1212->iobase = NULL;
2095 }
2096
2097 pci_release_regions(korg1212->pci);
2098
2099 // ----------------------------------------------------
2100 // free up memory resources used for the DSP download.
2101 // ----------------------------------------------------
2102 if (korg1212->dma_dsp.area) {
2103 snd_dma_free_pages(&korg1212->dma_dsp);
2104 korg1212->dma_dsp.area = NULL;
2105 }
2106
2107 #ifndef K1212_LARGEALLOC
2108
2109 // ------------------------------------------------------
2110 // free up memory resources used for the Play/Rec Buffers
2111 // ------------------------------------------------------
2112 if (korg1212->dma_play.area) {
2113 snd_dma_free_pages(&korg1212->dma_play);
2114 korg1212->dma_play.area = NULL;
2115 }
2116
2117 if (korg1212->dma_rec.area) {
2118 snd_dma_free_pages(&korg1212->dma_rec);
2119 korg1212->dma_rec.area = NULL;
2120 }
2121
2122 #endif
2123
2124 // ----------------------------------------------------
2125 // free up memory resources used for the Shared Buffers
2126 // ----------------------------------------------------
2127 if (korg1212->dma_shared.area) {
2128 snd_dma_free_pages(&korg1212->dma_shared);
2129 korg1212->dma_shared.area = NULL;
2130 }
2131
2132 pci_disable_device(korg1212->pci);
2133 kfree(korg1212);
2134 return 0;
2135 }
2136
2137 static int snd_korg1212_dev_free(struct snd_device *device)
2138 {
2139 struct snd_korg1212 *korg1212 = device->device_data;
2140 K1212_DEBUG_PRINTK("K1212_DEBUG: Freeing device\n");
2141 return snd_korg1212_free(korg1212);
2142 }
2143
2144 static int snd_korg1212_create(struct snd_card *card, struct pci_dev *pci,
2145 struct snd_korg1212 **rchip)
2146
2147 {
2148 int err, rc;
2149 unsigned int i;
2150 unsigned ioport_size, iomem_size, iomem2_size;
2151 struct snd_korg1212 * korg1212;
2152 const struct firmware *dsp_code;
2153
2154 static struct snd_device_ops ops = {
2155 .dev_free = snd_korg1212_dev_free,
2156 };
2157
2158 * rchip = NULL;
2159 if ((err = pci_enable_device(pci)) < 0)
2160 return err;
2161
2162 korg1212 = kzalloc(sizeof(*korg1212), GFP_KERNEL);
2163 if (korg1212 == NULL) {
2164 pci_disable_device(pci);
2165 return -ENOMEM;
2166 }
2167
2168 korg1212->card = card;
2169 korg1212->pci = pci;
2170
2171 init_waitqueue_head(&korg1212->wait);
2172 spin_lock_init(&korg1212->lock);
2173 mutex_init(&korg1212->open_mutex);
2174 setup_timer(&korg1212->timer, snd_korg1212_timer_func,
2175 (unsigned long)korg1212);
2176
2177 korg1212->irq = -1;
2178 korg1212->clkSource = K1212_CLKIDX_Local;
2179 korg1212->clkRate = 44100;
2180 korg1212->inIRQ = 0;
2181 korg1212->running = 0;
2182 korg1212->opencnt = 0;
2183 korg1212->playcnt = 0;
2184 korg1212->setcnt = 0;
2185 korg1212->totalerrorcnt = 0;
2186 korg1212->playback_pid = -1;
2187 korg1212->capture_pid = -1;
2188 snd_korg1212_setCardState(korg1212, K1212_STATE_UNINITIALIZED);
2189 korg1212->idleMonitorOn = 0;
2190 korg1212->clkSrcRate = K1212_CLKIDX_LocalAt44_1K;
2191 korg1212->leftADCInSens = k1212MaxADCSens;
2192 korg1212->rightADCInSens = k1212MaxADCSens;
2193
2194 for (i=0; i<kAudioChannels; i++)
2195 korg1212->volumePhase[i] = 0;
2196
2197 if ((err = pci_request_regions(pci, "korg1212")) < 0) {
2198 kfree(korg1212);
2199 pci_disable_device(pci);
2200 return err;
2201 }
2202
2203 korg1212->iomem = pci_resource_start(korg1212->pci, 0);
2204 korg1212->ioport = pci_resource_start(korg1212->pci, 1);
2205 korg1212->iomem2 = pci_resource_start(korg1212->pci, 2);
2206
2207 iomem_size = pci_resource_len(korg1212->pci, 0);
2208 ioport_size = pci_resource_len(korg1212->pci, 1);
2209 iomem2_size = pci_resource_len(korg1212->pci, 2);
2210
2211 K1212_DEBUG_PRINTK("K1212_DEBUG: resources:\n"
2212 " iomem = 0x%lx (%d)\n"
2213 " ioport = 0x%lx (%d)\n"
2214 " iomem = 0x%lx (%d)\n"
2215 " [%s]\n",
2216 korg1212->iomem, iomem_size,
2217 korg1212->ioport, ioport_size,
2218 korg1212->iomem2, iomem2_size,
2219 stateName[korg1212->cardState]);
2220
2221 if ((korg1212->iobase = ioremap(korg1212->iomem, iomem_size)) == NULL) {
2222 snd_printk(KERN_ERR "korg1212: unable to remap memory region 0x%lx-0x%lx\n", korg1212->iomem,
2223 korg1212->iomem + iomem_size - 1);
2224 snd_korg1212_free(korg1212);
2225 return -EBUSY;
2226 }
2227
2228 err = request_irq(pci->irq, snd_korg1212_interrupt,
2229 IRQF_SHARED,
2230 KBUILD_MODNAME, korg1212);
2231
2232 if (err) {
2233 snd_printk(KERN_ERR "korg1212: unable to grab IRQ %d\n", pci->irq);
2234 snd_korg1212_free(korg1212);
2235 return -EBUSY;
2236 }
2237
2238 korg1212->irq = pci->irq;
2239
2240 pci_set_master(korg1212->pci);
2241
2242 korg1212->statusRegPtr = (u32 __iomem *) (korg1212->iobase + STATUS_REG_OFFSET);
2243 korg1212->outDoorbellPtr = (u32 __iomem *) (korg1212->iobase + OUT_DOORBELL_OFFSET);
2244 korg1212->inDoorbellPtr = (u32 __iomem *) (korg1212->iobase + IN_DOORBELL_OFFSET);
2245 korg1212->mailbox0Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX0_OFFSET);
2246 korg1212->mailbox1Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX1_OFFSET);
2247 korg1212->mailbox2Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX2_OFFSET);
2248 korg1212->mailbox3Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX3_OFFSET);
2249 korg1212->controlRegPtr = (u32 __iomem *) (korg1212->iobase + PCI_CONTROL_OFFSET);
2250 korg1212->sensRegPtr = (u16 __iomem *) (korg1212->iobase + SENS_CONTROL_OFFSET);
2251 korg1212->idRegPtr = (u32 __iomem *) (korg1212->iobase + DEV_VEND_ID_OFFSET);
2252
2253 K1212_DEBUG_PRINTK("K1212_DEBUG: card registers:\n"
2254 " Status register = 0x%p\n"
2255 " OutDoorbell = 0x%p\n"
2256 " InDoorbell = 0x%p\n"
2257 " Mailbox0 = 0x%p\n"
2258 " Mailbox1 = 0x%p\n"
2259 " Mailbox2 = 0x%p\n"
2260 " Mailbox3 = 0x%p\n"
2261 " ControlReg = 0x%p\n"
2262 " SensReg = 0x%p\n"
2263 " IDReg = 0x%p\n"
2264 " [%s]\n",
2265 korg1212->statusRegPtr,
2266 korg1212->outDoorbellPtr,
2267 korg1212->inDoorbellPtr,
2268 korg1212->mailbox0Ptr,
2269 korg1212->mailbox1Ptr,
2270 korg1212->mailbox2Ptr,
2271 korg1212->mailbox3Ptr,
2272 korg1212->controlRegPtr,
2273 korg1212->sensRegPtr,
2274 korg1212->idRegPtr,
2275 stateName[korg1212->cardState]);
2276
2277 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci),
2278 sizeof(struct KorgSharedBuffer), &korg1212->dma_shared) < 0) {
2279 snd_printk(KERN_ERR "korg1212: can not allocate shared buffer memory (%zd bytes)\n", sizeof(struct KorgSharedBuffer));
2280 snd_korg1212_free(korg1212);
2281 return -ENOMEM;
2282 }
2283 korg1212->sharedBufferPtr = (struct KorgSharedBuffer *)korg1212->dma_shared.area;
2284 korg1212->sharedBufferPhy = korg1212->dma_shared.addr;
2285
2286 K1212_DEBUG_PRINTK("K1212_DEBUG: Shared Buffer Area = 0x%p (0x%08lx), %d bytes\n", korg1212->sharedBufferPtr, korg1212->sharedBufferPhy, sizeof(struct KorgSharedBuffer));
2287
2288 #ifndef K1212_LARGEALLOC
2289
2290 korg1212->DataBufsSize = sizeof(struct KorgAudioBuffer) * kNumBuffers;
2291
2292 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci),
2293 korg1212->DataBufsSize, &korg1212->dma_play) < 0) {
2294 snd_printk(KERN_ERR "korg1212: can not allocate play data buffer memory (%d bytes)\n", korg1212->DataBufsSize);
2295 snd_korg1212_free(korg1212);
2296 return -ENOMEM;
2297 }
2298 korg1212->playDataBufsPtr = (struct KorgAudioBuffer *)korg1212->dma_play.area;
2299 korg1212->PlayDataPhy = korg1212->dma_play.addr;
2300
2301 K1212_DEBUG_PRINTK("K1212_DEBUG: Play Data Area = 0x%p (0x%08x), %d bytes\n",
2302 korg1212->playDataBufsPtr, korg1212->PlayDataPhy, korg1212->DataBufsSize);
2303
2304 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci),
2305 korg1212->DataBufsSize, &korg1212->dma_rec) < 0) {
2306 snd_printk(KERN_ERR "korg1212: can not allocate record data buffer memory (%d bytes)\n", korg1212->DataBufsSize);
2307 snd_korg1212_free(korg1212);
2308 return -ENOMEM;
2309 }
2310 korg1212->recordDataBufsPtr = (struct KorgAudioBuffer *)korg1212->dma_rec.area;
2311 korg1212->RecDataPhy = korg1212->dma_rec.addr;
2312
2313 K1212_DEBUG_PRINTK("K1212_DEBUG: Record Data Area = 0x%p (0x%08x), %d bytes\n",
2314 korg1212->recordDataBufsPtr, korg1212->RecDataPhy, korg1212->DataBufsSize);
2315
2316 #else // K1212_LARGEALLOC
2317
2318 korg1212->recordDataBufsPtr = korg1212->sharedBufferPtr->recordDataBufs;
2319 korg1212->playDataBufsPtr = korg1212->sharedBufferPtr->playDataBufs;
2320 korg1212->PlayDataPhy = (u32) &((struct KorgSharedBuffer *) korg1212->sharedBufferPhy)->playDataBufs;
2321 korg1212->RecDataPhy = (u32) &((struct KorgSharedBuffer *) korg1212->sharedBufferPhy)->recordDataBufs;
2322
2323 #endif // K1212_LARGEALLOC
2324
2325 korg1212->VolumeTablePhy = korg1212->sharedBufferPhy +
2326 offsetof(struct KorgSharedBuffer, volumeData);
2327 korg1212->RoutingTablePhy = korg1212->sharedBufferPhy +
2328 offsetof(struct KorgSharedBuffer, routeData);
2329 korg1212->AdatTimeCodePhy = korg1212->sharedBufferPhy +
2330 offsetof(struct KorgSharedBuffer, AdatTimeCode);
2331
2332 err = request_firmware(&dsp_code, "korg/k1212.dsp", &pci->dev);
2333 if (err < 0) {
2334 release_firmware(dsp_code);
2335 snd_printk(KERN_ERR "firmware not available\n");
2336 snd_korg1212_free(korg1212);
2337 return err;
2338 }
2339
2340 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci),
2341 dsp_code->size, &korg1212->dma_dsp) < 0) {
2342 snd_printk(KERN_ERR "korg1212: cannot allocate dsp code memory (%zd bytes)\n", dsp_code->size);
2343 snd_korg1212_free(korg1212);
2344 release_firmware(dsp_code);
2345 return -ENOMEM;
2346 }
2347
2348 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP Code area = 0x%p (0x%08x) %d bytes [%s]\n",
2349 korg1212->dma_dsp.area, korg1212->dma_dsp.addr, dsp_code->size,
2350 stateName[korg1212->cardState]);
2351
2352 memcpy(korg1212->dma_dsp.area, dsp_code->data, dsp_code->size);
2353
2354 release_firmware(dsp_code);
2355
2356 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_RebootCard, 0, 0, 0, 0);
2357
2358 if (rc)
2359 K1212_DEBUG_PRINTK("K1212_DEBUG: Reboot Card - RC = %d [%s]\n", rc, stateName[korg1212->cardState]);
2360
2361 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, korg1212, &ops)) < 0) {
2362 snd_korg1212_free(korg1212);
2363 return err;
2364 }
2365
2366 snd_korg1212_EnableCardInterrupts(korg1212);
2367
2368 mdelay(CARD_BOOT_DELAY_IN_MS);
2369
2370 if (snd_korg1212_downloadDSPCode(korg1212))
2371 return -EBUSY;
2372
2373 K1212_DEBUG_PRINTK("korg1212: dspMemPhy = %08x U[%08x], "
2374 "PlayDataPhy = %08x L[%08x]\n"
2375 "korg1212: RecDataPhy = %08x L[%08x], "
2376 "VolumeTablePhy = %08x L[%08x]\n"
2377 "korg1212: RoutingTablePhy = %08x L[%08x], "
2378 "AdatTimeCodePhy = %08x L[%08x]\n",
2379 (int)korg1212->dma_dsp.addr, UpperWordSwap(korg1212->dma_dsp.addr),
2380 korg1212->PlayDataPhy, LowerWordSwap(korg1212->PlayDataPhy),
2381 korg1212->RecDataPhy, LowerWordSwap(korg1212->RecDataPhy),
2382 korg1212->VolumeTablePhy, LowerWordSwap(korg1212->VolumeTablePhy),
2383 korg1212->RoutingTablePhy, LowerWordSwap(korg1212->RoutingTablePhy),
2384 korg1212->AdatTimeCodePhy, LowerWordSwap(korg1212->AdatTimeCodePhy));
2385
2386 if ((err = snd_pcm_new(korg1212->card, "korg1212", 0, 1, 1, &korg1212->pcm)) < 0)
2387 return err;
2388
2389 korg1212->pcm->private_data = korg1212;
2390 korg1212->pcm->private_free = snd_korg1212_free_pcm;
2391 strcpy(korg1212->pcm->name, "korg1212");
2392
2393 snd_pcm_set_ops(korg1212->pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_korg1212_playback_ops);
2394
2395 snd_pcm_set_ops(korg1212->pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_korg1212_capture_ops);
2396
2397 korg1212->pcm->info_flags = SNDRV_PCM_INFO_JOINT_DUPLEX;
2398
2399 for (i = 0; i < ARRAY_SIZE(snd_korg1212_controls); i++) {
2400 err = snd_ctl_add(korg1212->card, snd_ctl_new1(&snd_korg1212_controls[i], korg1212));
2401 if (err < 0)
2402 return err;
2403 }
2404
2405 snd_korg1212_proc_init(korg1212);
2406
2407 * rchip = korg1212;
2408 return 0;
2409
2410 }
2411
2412 /*
2413 * Card initialisation
2414 */
2415
2416 static int
2417 snd_korg1212_probe(struct pci_dev *pci,
2418 const struct pci_device_id *pci_id)
2419 {
2420 static int dev;
2421 struct snd_korg1212 *korg1212;
2422 struct snd_card *card;
2423 int err;
2424
2425 if (dev >= SNDRV_CARDS) {
2426 return -ENODEV;
2427 }
2428 if (!enable[dev]) {
2429 dev++;
2430 return -ENOENT;
2431 }
2432 err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
2433 0, &card);
2434 if (err < 0)
2435 return err;
2436
2437 if ((err = snd_korg1212_create(card, pci, &korg1212)) < 0) {
2438 snd_card_free(card);
2439 return err;
2440 }
2441
2442 strcpy(card->driver, "korg1212");
2443 strcpy(card->shortname, "korg1212");
2444 sprintf(card->longname, "%s at 0x%lx, irq %d", card->shortname,
2445 korg1212->iomem, korg1212->irq);
2446
2447 K1212_DEBUG_PRINTK("K1212_DEBUG: %s\n", card->longname);
2448
2449 if ((err = snd_card_register(card)) < 0) {
2450 snd_card_free(card);
2451 return err;
2452 }
2453 pci_set_drvdata(pci, card);
2454 dev++;
2455 return 0;
2456 }
2457
2458 static void snd_korg1212_remove(struct pci_dev *pci)
2459 {
2460 snd_card_free(pci_get_drvdata(pci));
2461 }
2462
2463 static struct pci_driver korg1212_driver = {
2464 .name = KBUILD_MODNAME,
2465 .id_table = snd_korg1212_ids,
2466 .probe = snd_korg1212_probe,
2467 .remove = snd_korg1212_remove,
2468 };
2469
2470 module_pci_driver(korg1212_driver);
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