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