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Various drivers' irq handlers: kill dead code, needless casts
[GitHub/mt8127/android_kernel_alcatel_ttab.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)
1123 {
1124 u32 doorbellValue;
1125 struct snd_korg1212 *korg1212 = dev_id;
1126
1127 doorbellValue = readl(korg1212->inDoorbellPtr);
1128
1129 if (!doorbellValue)
1130 return IRQ_NONE;
1131
1132 spin_lock(&korg1212->lock);
1133
1134 writel(doorbellValue, korg1212->inDoorbellPtr);
1135
1136 korg1212->irqcount++;
1137
1138 korg1212->inIRQ++;
1139
1140 switch (doorbellValue) {
1141 case K1212_DB_DSPDownloadDone:
1142 K1212_DEBUG_PRINTK("K1212_DEBUG: IRQ DNLD count - %ld, %x, [%s].\n",
1143 korg1212->irqcount, doorbellValue,
1144 stateName[korg1212->cardState]);
1145 if (korg1212->cardState == K1212_STATE_DSP_IN_PROCESS) {
1146 korg1212->dsp_is_loaded = 1;
1147 wake_up(&korg1212->wait);
1148 }
1149 break;
1150
1151 // ------------------------------------------------------------------------
1152 // an error occurred - stop the card
1153 // ------------------------------------------------------------------------
1154 case K1212_DB_DMAERROR:
1155 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: IRQ DMAE count - %ld, %x, [%s].\n",
1156 korg1212->irqcount, doorbellValue,
1157 stateName[korg1212->cardState]);
1158 snd_printk(KERN_ERR "korg1212: DMA Error\n");
1159 korg1212->errorcnt++;
1160 korg1212->totalerrorcnt++;
1161 korg1212->sharedBufferPtr->cardCommand = 0;
1162 snd_korg1212_setCardState(korg1212, K1212_STATE_ERRORSTOP);
1163 break;
1164
1165 // ------------------------------------------------------------------------
1166 // the card has stopped by our request. Clear the command word and signal
1167 // the semaphore in case someone is waiting for this.
1168 // ------------------------------------------------------------------------
1169 case K1212_DB_CARDSTOPPED:
1170 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: IRQ CSTP count - %ld, %x, [%s].\n",
1171 korg1212->irqcount, doorbellValue,
1172 stateName[korg1212->cardState]);
1173 korg1212->sharedBufferPtr->cardCommand = 0;
1174 break;
1175
1176 default:
1177 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: IRQ DFLT count - %ld, %x, cpos=%d [%s].\n",
1178 korg1212->irqcount, doorbellValue,
1179 korg1212->currentBuffer, stateName[korg1212->cardState]);
1180 if ((korg1212->cardState > K1212_STATE_SETUP) || korg1212->idleMonitorOn) {
1181 korg1212->currentBuffer++;
1182
1183 if (korg1212->currentBuffer >= kNumBuffers)
1184 korg1212->currentBuffer = 0;
1185
1186 if (!korg1212->running)
1187 break;
1188
1189 if (korg1212->capture_substream) {
1190 spin_unlock(&korg1212->lock);
1191 snd_pcm_period_elapsed(korg1212->capture_substream);
1192 spin_lock(&korg1212->lock);
1193 }
1194
1195 if (korg1212->playback_substream) {
1196 spin_unlock(&korg1212->lock);
1197 snd_pcm_period_elapsed(korg1212->playback_substream);
1198 spin_lock(&korg1212->lock);
1199 }
1200 }
1201 break;
1202 }
1203
1204 korg1212->inIRQ--;
1205
1206 spin_unlock(&korg1212->lock);
1207
1208 return IRQ_HANDLED;
1209 }
1210
1211 static int snd_korg1212_downloadDSPCode(struct snd_korg1212 *korg1212)
1212 {
1213 int rc;
1214
1215 K1212_DEBUG_PRINTK("K1212_DEBUG: DSP download is starting... [%s]\n",
1216 stateName[korg1212->cardState]);
1217
1218 // ---------------------------------------------------------------
1219 // verify the state of the card before proceeding.
1220 // ---------------------------------------------------------------
1221 if (korg1212->cardState >= K1212_STATE_DSP_IN_PROCESS)
1222 return 1;
1223
1224 snd_korg1212_setCardState(korg1212, K1212_STATE_DSP_IN_PROCESS);
1225
1226 memcpy(korg1212->dma_dsp.area, dspCode, korg1212->dspCodeSize);
1227
1228 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_StartDSPDownload,
1229 UpperWordSwap(korg1212->dma_dsp.addr),
1230 0, 0, 0);
1231 if (rc)
1232 K1212_DEBUG_PRINTK("K1212_DEBUG: Start DSP Download RC = %d [%s]\n",
1233 rc, stateName[korg1212->cardState]);
1234
1235 korg1212->dsp_is_loaded = 0;
1236 wait_event_timeout(korg1212->wait, korg1212->dsp_is_loaded, HZ * CARD_BOOT_TIMEOUT);
1237 if (! korg1212->dsp_is_loaded )
1238 return -EBUSY; /* timeout */
1239
1240 snd_korg1212_OnDSPDownloadComplete(korg1212);
1241
1242 return 0;
1243 }
1244
1245 static struct snd_pcm_hardware snd_korg1212_playback_info =
1246 {
1247 .info = (SNDRV_PCM_INFO_MMAP |
1248 SNDRV_PCM_INFO_MMAP_VALID |
1249 SNDRV_PCM_INFO_INTERLEAVED),
1250 .formats = SNDRV_PCM_FMTBIT_S16_LE,
1251 .rates = (SNDRV_PCM_RATE_44100 |
1252 SNDRV_PCM_RATE_48000),
1253 .rate_min = 44100,
1254 .rate_max = 48000,
1255 .channels_min = K1212_MIN_CHANNELS,
1256 .channels_max = K1212_MAX_CHANNELS,
1257 .buffer_bytes_max = K1212_MAX_BUF_SIZE,
1258 .period_bytes_min = K1212_MIN_CHANNELS * 2 * kPlayBufferFrames,
1259 .period_bytes_max = K1212_MAX_CHANNELS * 2 * kPlayBufferFrames,
1260 .periods_min = K1212_PERIODS,
1261 .periods_max = K1212_PERIODS,
1262 .fifo_size = 0,
1263 };
1264
1265 static struct snd_pcm_hardware snd_korg1212_capture_info =
1266 {
1267 .info = (SNDRV_PCM_INFO_MMAP |
1268 SNDRV_PCM_INFO_MMAP_VALID |
1269 SNDRV_PCM_INFO_INTERLEAVED),
1270 .formats = SNDRV_PCM_FMTBIT_S16_LE,
1271 .rates = (SNDRV_PCM_RATE_44100 |
1272 SNDRV_PCM_RATE_48000),
1273 .rate_min = 44100,
1274 .rate_max = 48000,
1275 .channels_min = K1212_MIN_CHANNELS,
1276 .channels_max = K1212_MAX_CHANNELS,
1277 .buffer_bytes_max = K1212_MAX_BUF_SIZE,
1278 .period_bytes_min = K1212_MIN_CHANNELS * 2 * kPlayBufferFrames,
1279 .period_bytes_max = K1212_MAX_CHANNELS * 2 * kPlayBufferFrames,
1280 .periods_min = K1212_PERIODS,
1281 .periods_max = K1212_PERIODS,
1282 .fifo_size = 0,
1283 };
1284
1285 static int snd_korg1212_silence(struct snd_korg1212 *korg1212, int pos, int count, int offset, int size)
1286 {
1287 struct KorgAudioFrame * dst = korg1212->playDataBufsPtr[0].bufferData + pos;
1288 int i;
1289
1290 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_silence pos=%d offset=%d size=%d count=%d\n",
1291 pos, offset, size, count);
1292 snd_assert(pos + count <= K1212_MAX_SAMPLES, return -EINVAL);
1293
1294 for (i=0; i < count; i++) {
1295 #if K1212_DEBUG_LEVEL > 0
1296 if ( (void *) dst < (void *) korg1212->playDataBufsPtr ||
1297 (void *) dst > (void *) korg1212->playDataBufsPtr[8].bufferData ) {
1298 printk(KERN_DEBUG "K1212_DEBUG: snd_korg1212_silence KERNEL EFAULT dst=%p iter=%d\n",
1299 dst, i);
1300 return -EFAULT;
1301 }
1302 #endif
1303 memset((void*) dst + offset, 0, size);
1304 dst++;
1305 }
1306
1307 return 0;
1308 }
1309
1310 static int snd_korg1212_copy_to(struct snd_korg1212 *korg1212, void __user *dst, int pos, int count, int offset, int size)
1311 {
1312 struct KorgAudioFrame * src = korg1212->recordDataBufsPtr[0].bufferData + pos;
1313 int i, rc;
1314
1315 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_copy_to pos=%d offset=%d size=%d\n",
1316 pos, offset, size);
1317 snd_assert(pos + count <= K1212_MAX_SAMPLES, return -EINVAL);
1318
1319 for (i=0; i < count; i++) {
1320 #if K1212_DEBUG_LEVEL > 0
1321 if ( (void *) src < (void *) korg1212->recordDataBufsPtr ||
1322 (void *) src > (void *) korg1212->recordDataBufsPtr[8].bufferData ) {
1323 printk(KERN_DEBUG "K1212_DEBUG: snd_korg1212_copy_to KERNEL EFAULT, src=%p dst=%p iter=%d\n", src, dst, i);
1324 return -EFAULT;
1325 }
1326 #endif
1327 rc = copy_to_user(dst + offset, src, size);
1328 if (rc) {
1329 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_copy_to USER EFAULT src=%p dst=%p iter=%d\n", src, dst, i);
1330 return -EFAULT;
1331 }
1332 src++;
1333 dst += size;
1334 }
1335
1336 return 0;
1337 }
1338
1339 static int snd_korg1212_copy_from(struct snd_korg1212 *korg1212, void __user *src, int pos, int count, int offset, int size)
1340 {
1341 struct KorgAudioFrame * dst = korg1212->playDataBufsPtr[0].bufferData + pos;
1342 int i, rc;
1343
1344 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_copy_from pos=%d offset=%d size=%d count=%d\n",
1345 pos, offset, size, count);
1346
1347 snd_assert(pos + count <= K1212_MAX_SAMPLES, return -EINVAL);
1348
1349 for (i=0; i < count; i++) {
1350 #if K1212_DEBUG_LEVEL > 0
1351 if ( (void *) dst < (void *) korg1212->playDataBufsPtr ||
1352 (void *) dst > (void *) korg1212->playDataBufsPtr[8].bufferData ) {
1353 printk(KERN_DEBUG "K1212_DEBUG: snd_korg1212_copy_from KERNEL EFAULT, src=%p dst=%p iter=%d\n", src, dst, i);
1354 return -EFAULT;
1355 }
1356 #endif
1357 rc = copy_from_user((void*) dst + offset, src, size);
1358 if (rc) {
1359 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_copy_from USER EFAULT src=%p dst=%p iter=%d\n", src, dst, i);
1360 return -EFAULT;
1361 }
1362 dst++;
1363 src += size;
1364 }
1365
1366 return 0;
1367 }
1368
1369 static void snd_korg1212_free_pcm(struct snd_pcm *pcm)
1370 {
1371 struct snd_korg1212 *korg1212 = pcm->private_data;
1372
1373 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_free_pcm [%s]\n",
1374 stateName[korg1212->cardState]);
1375
1376 korg1212->pcm = NULL;
1377 }
1378
1379 static int snd_korg1212_playback_open(struct snd_pcm_substream *substream)
1380 {
1381 unsigned long flags;
1382 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream);
1383 struct snd_pcm_runtime *runtime = substream->runtime;
1384
1385 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_playback_open [%s]\n",
1386 stateName[korg1212->cardState]);
1387
1388 snd_pcm_set_sync(substream); // ???
1389
1390 snd_korg1212_OpenCard(korg1212);
1391
1392 runtime->hw = snd_korg1212_playback_info;
1393 snd_pcm_set_runtime_buffer(substream, &korg1212->dma_play);
1394
1395 spin_lock_irqsave(&korg1212->lock, flags);
1396
1397 korg1212->playback_substream = substream;
1398 korg1212->playback_pid = current->pid;
1399 korg1212->periodsize = K1212_PERIODS;
1400 korg1212->channels = K1212_CHANNELS;
1401 korg1212->errorcnt = 0;
1402
1403 spin_unlock_irqrestore(&korg1212->lock, flags);
1404
1405 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, kPlayBufferFrames, kPlayBufferFrames);
1406 return 0;
1407 }
1408
1409
1410 static int snd_korg1212_capture_open(struct snd_pcm_substream *substream)
1411 {
1412 unsigned long flags;
1413 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream);
1414 struct snd_pcm_runtime *runtime = substream->runtime;
1415
1416 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_capture_open [%s]\n",
1417 stateName[korg1212->cardState]);
1418
1419 snd_pcm_set_sync(substream);
1420
1421 snd_korg1212_OpenCard(korg1212);
1422
1423 runtime->hw = snd_korg1212_capture_info;
1424 snd_pcm_set_runtime_buffer(substream, &korg1212->dma_rec);
1425
1426 spin_lock_irqsave(&korg1212->lock, flags);
1427
1428 korg1212->capture_substream = substream;
1429 korg1212->capture_pid = current->pid;
1430 korg1212->periodsize = K1212_PERIODS;
1431 korg1212->channels = K1212_CHANNELS;
1432
1433 spin_unlock_irqrestore(&korg1212->lock, flags);
1434
1435 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_SIZE,
1436 kPlayBufferFrames, kPlayBufferFrames);
1437 return 0;
1438 }
1439
1440 static int snd_korg1212_playback_close(struct snd_pcm_substream *substream)
1441 {
1442 unsigned long flags;
1443 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream);
1444
1445 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_playback_close [%s]\n",
1446 stateName[korg1212->cardState]);
1447
1448 snd_korg1212_silence(korg1212, 0, K1212_MAX_SAMPLES, 0, korg1212->channels * 2);
1449
1450 spin_lock_irqsave(&korg1212->lock, flags);
1451
1452 korg1212->playback_pid = -1;
1453 korg1212->playback_substream = NULL;
1454 korg1212->periodsize = 0;
1455
1456 spin_unlock_irqrestore(&korg1212->lock, flags);
1457
1458 snd_korg1212_CloseCard(korg1212);
1459 return 0;
1460 }
1461
1462 static int snd_korg1212_capture_close(struct snd_pcm_substream *substream)
1463 {
1464 unsigned long flags;
1465 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream);
1466
1467 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_capture_close [%s]\n",
1468 stateName[korg1212->cardState]);
1469
1470 spin_lock_irqsave(&korg1212->lock, flags);
1471
1472 korg1212->capture_pid = -1;
1473 korg1212->capture_substream = NULL;
1474 korg1212->periodsize = 0;
1475
1476 spin_unlock_irqrestore(&korg1212->lock, flags);
1477
1478 snd_korg1212_CloseCard(korg1212);
1479 return 0;
1480 }
1481
1482 static int snd_korg1212_ioctl(struct snd_pcm_substream *substream,
1483 unsigned int cmd, void *arg)
1484 {
1485 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_ioctl: cmd=%d\n", cmd);
1486
1487 if (cmd == SNDRV_PCM_IOCTL1_CHANNEL_INFO ) {
1488 struct snd_pcm_channel_info *info = arg;
1489 info->offset = 0;
1490 info->first = info->channel * 16;
1491 info->step = 256;
1492 K1212_DEBUG_PRINTK("K1212_DEBUG: channel_info %d:, offset=%ld, first=%d, step=%d\n", info->channel, info->offset, info->first, info->step);
1493 return 0;
1494 }
1495
1496 return snd_pcm_lib_ioctl(substream, cmd, arg);
1497 }
1498
1499 static int snd_korg1212_hw_params(struct snd_pcm_substream *substream,
1500 struct snd_pcm_hw_params *params)
1501 {
1502 unsigned long flags;
1503 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream);
1504 int err;
1505 pid_t this_pid;
1506 pid_t other_pid;
1507
1508 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_hw_params [%s]\n",
1509 stateName[korg1212->cardState]);
1510
1511 spin_lock_irqsave(&korg1212->lock, flags);
1512
1513 if (substream->pstr->stream == SNDRV_PCM_STREAM_PLAYBACK) {
1514 this_pid = korg1212->playback_pid;
1515 other_pid = korg1212->capture_pid;
1516 } else {
1517 this_pid = korg1212->capture_pid;
1518 other_pid = korg1212->playback_pid;
1519 }
1520
1521 if ((other_pid > 0) && (this_pid != other_pid)) {
1522
1523 /* The other stream is open, and not by the same
1524 task as this one. Make sure that the parameters
1525 that matter are the same.
1526 */
1527
1528 if ((int)params_rate(params) != korg1212->clkRate) {
1529 spin_unlock_irqrestore(&korg1212->lock, flags);
1530 _snd_pcm_hw_param_setempty(params, SNDRV_PCM_HW_PARAM_RATE);
1531 return -EBUSY;
1532 }
1533
1534 spin_unlock_irqrestore(&korg1212->lock, flags);
1535 return 0;
1536 }
1537
1538 if ((err = snd_korg1212_SetRate(korg1212, params_rate(params))) < 0) {
1539 spin_unlock_irqrestore(&korg1212->lock, flags);
1540 return err;
1541 }
1542
1543 korg1212->channels = params_channels(params);
1544 korg1212->periodsize = K1212_PERIOD_BYTES;
1545
1546 spin_unlock_irqrestore(&korg1212->lock, flags);
1547
1548 return 0;
1549 }
1550
1551 static int snd_korg1212_prepare(struct snd_pcm_substream *substream)
1552 {
1553 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream);
1554 int rc;
1555
1556 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_prepare [%s]\n",
1557 stateName[korg1212->cardState]);
1558
1559 spin_lock_irq(&korg1212->lock);
1560
1561 /* FIXME: we should wait for ack! */
1562 if (korg1212->stop_pending_cnt > 0) {
1563 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_prepare - Stop is pending... [%s]\n",
1564 stateName[korg1212->cardState]);
1565 spin_unlock_irq(&korg1212->lock);
1566 return -EAGAIN;
1567 /*
1568 korg1212->sharedBufferPtr->cardCommand = 0;
1569 del_timer(&korg1212->timer);
1570 korg1212->stop_pending_cnt = 0;
1571 */
1572 }
1573
1574 rc = snd_korg1212_SetupForPlay(korg1212);
1575
1576 korg1212->currentBuffer = 0;
1577
1578 spin_unlock_irq(&korg1212->lock);
1579
1580 return rc ? -EINVAL : 0;
1581 }
1582
1583 static int snd_korg1212_trigger(struct snd_pcm_substream *substream,
1584 int cmd)
1585 {
1586 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream);
1587 int rc;
1588
1589 K1212_DEBUG_PRINTK("K1212_DEBUG: snd_korg1212_trigger [%s] cmd=%d\n",
1590 stateName[korg1212->cardState], cmd);
1591
1592 spin_lock(&korg1212->lock);
1593 switch (cmd) {
1594 case SNDRV_PCM_TRIGGER_START:
1595 /*
1596 if (korg1212->running) {
1597 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_trigger: Already running?\n");
1598 break;
1599 }
1600 */
1601 korg1212->running++;
1602 rc = snd_korg1212_TriggerPlay(korg1212);
1603 break;
1604
1605 case SNDRV_PCM_TRIGGER_STOP:
1606 /*
1607 if (!korg1212->running) {
1608 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_trigger: Already stopped?\n");
1609 break;
1610 }
1611 */
1612 korg1212->running--;
1613 rc = snd_korg1212_StopPlay(korg1212);
1614 break;
1615
1616 default:
1617 rc = 1;
1618 break;
1619 }
1620 spin_unlock(&korg1212->lock);
1621 return rc ? -EINVAL : 0;
1622 }
1623
1624 static snd_pcm_uframes_t snd_korg1212_playback_pointer(struct snd_pcm_substream *substream)
1625 {
1626 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream);
1627 snd_pcm_uframes_t pos;
1628
1629 pos = korg1212->currentBuffer * kPlayBufferFrames;
1630
1631 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_playback_pointer [%s] %ld\n",
1632 stateName[korg1212->cardState], pos);
1633
1634 return pos;
1635 }
1636
1637 static snd_pcm_uframes_t snd_korg1212_capture_pointer(struct snd_pcm_substream *substream)
1638 {
1639 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream);
1640 snd_pcm_uframes_t pos;
1641
1642 pos = korg1212->currentBuffer * kPlayBufferFrames;
1643
1644 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_capture_pointer [%s] %ld\n",
1645 stateName[korg1212->cardState], pos);
1646
1647 return pos;
1648 }
1649
1650 static int snd_korg1212_playback_copy(struct snd_pcm_substream *substream,
1651 int channel, /* not used (interleaved data) */
1652 snd_pcm_uframes_t pos,
1653 void __user *src,
1654 snd_pcm_uframes_t count)
1655 {
1656 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream);
1657
1658 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_playback_copy [%s] %ld %ld\n",
1659 stateName[korg1212->cardState], pos, count);
1660
1661 return snd_korg1212_copy_from(korg1212, src, pos, count, 0, korg1212->channels * 2);
1662
1663 }
1664
1665 static int snd_korg1212_playback_silence(struct snd_pcm_substream *substream,
1666 int channel, /* not used (interleaved data) */
1667 snd_pcm_uframes_t pos,
1668 snd_pcm_uframes_t count)
1669 {
1670 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream);
1671
1672 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_playback_silence [%s]\n",
1673 stateName[korg1212->cardState]);
1674
1675 return snd_korg1212_silence(korg1212, pos, count, 0, korg1212->channels * 2);
1676 }
1677
1678 static int snd_korg1212_capture_copy(struct snd_pcm_substream *substream,
1679 int channel, /* not used (interleaved data) */
1680 snd_pcm_uframes_t pos,
1681 void __user *dst,
1682 snd_pcm_uframes_t count)
1683 {
1684 struct snd_korg1212 *korg1212 = snd_pcm_substream_chip(substream);
1685
1686 K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_capture_copy [%s] %ld %ld\n",
1687 stateName[korg1212->cardState], pos, count);
1688
1689 return snd_korg1212_copy_to(korg1212, dst, pos, count, 0, korg1212->channels * 2);
1690 }
1691
1692 static struct snd_pcm_ops snd_korg1212_playback_ops = {
1693 .open = snd_korg1212_playback_open,
1694 .close = snd_korg1212_playback_close,
1695 .ioctl = snd_korg1212_ioctl,
1696 .hw_params = snd_korg1212_hw_params,
1697 .prepare = snd_korg1212_prepare,
1698 .trigger = snd_korg1212_trigger,
1699 .pointer = snd_korg1212_playback_pointer,
1700 .copy = snd_korg1212_playback_copy,
1701 .silence = snd_korg1212_playback_silence,
1702 };
1703
1704 static struct snd_pcm_ops snd_korg1212_capture_ops = {
1705 .open = snd_korg1212_capture_open,
1706 .close = snd_korg1212_capture_close,
1707 .ioctl = snd_korg1212_ioctl,
1708 .hw_params = snd_korg1212_hw_params,
1709 .prepare = snd_korg1212_prepare,
1710 .trigger = snd_korg1212_trigger,
1711 .pointer = snd_korg1212_capture_pointer,
1712 .copy = snd_korg1212_capture_copy,
1713 };
1714
1715 /*
1716 * Control Interface
1717 */
1718
1719 static int snd_korg1212_control_phase_info(struct snd_kcontrol *kcontrol,
1720 struct snd_ctl_elem_info *uinfo)
1721 {
1722 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1723 uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1;
1724 return 0;
1725 }
1726
1727 static int snd_korg1212_control_phase_get(struct snd_kcontrol *kcontrol,
1728 struct snd_ctl_elem_value *u)
1729 {
1730 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol);
1731 int i = kcontrol->private_value;
1732
1733 spin_lock_irq(&korg1212->lock);
1734
1735 u->value.integer.value[0] = korg1212->volumePhase[i];
1736
1737 if (i >= 8)
1738 u->value.integer.value[1] = korg1212->volumePhase[i+1];
1739
1740 spin_unlock_irq(&korg1212->lock);
1741
1742 return 0;
1743 }
1744
1745 static int snd_korg1212_control_phase_put(struct snd_kcontrol *kcontrol,
1746 struct snd_ctl_elem_value *u)
1747 {
1748 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol);
1749 int change = 0;
1750 int i, val;
1751
1752 spin_lock_irq(&korg1212->lock);
1753
1754 i = kcontrol->private_value;
1755
1756 korg1212->volumePhase[i] = u->value.integer.value[0];
1757
1758 val = korg1212->sharedBufferPtr->volumeData[kcontrol->private_value];
1759
1760 if ((u->value.integer.value[0] > 0) != (val < 0)) {
1761 val = abs(val) * (korg1212->volumePhase[i] > 0 ? -1 : 1);
1762 korg1212->sharedBufferPtr->volumeData[i] = val;
1763 change = 1;
1764 }
1765
1766 if (i >= 8) {
1767 korg1212->volumePhase[i+1] = u->value.integer.value[1];
1768
1769 val = korg1212->sharedBufferPtr->volumeData[kcontrol->private_value+1];
1770
1771 if ((u->value.integer.value[1] > 0) != (val < 0)) {
1772 val = abs(val) * (korg1212->volumePhase[i+1] > 0 ? -1 : 1);
1773 korg1212->sharedBufferPtr->volumeData[i+1] = val;
1774 change = 1;
1775 }
1776 }
1777
1778 spin_unlock_irq(&korg1212->lock);
1779
1780 return change;
1781 }
1782
1783 static int snd_korg1212_control_volume_info(struct snd_kcontrol *kcontrol,
1784 struct snd_ctl_elem_info *uinfo)
1785 {
1786 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1787 uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1;
1788 uinfo->value.integer.min = k1212MinVolume;
1789 uinfo->value.integer.max = k1212MaxVolume;
1790 return 0;
1791 }
1792
1793 static int snd_korg1212_control_volume_get(struct snd_kcontrol *kcontrol,
1794 struct snd_ctl_elem_value *u)
1795 {
1796 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol);
1797 int i;
1798
1799 spin_lock_irq(&korg1212->lock);
1800
1801 i = kcontrol->private_value;
1802 u->value.integer.value[0] = abs(korg1212->sharedBufferPtr->volumeData[i]);
1803
1804 if (i >= 8)
1805 u->value.integer.value[1] = abs(korg1212->sharedBufferPtr->volumeData[i+1]);
1806
1807 spin_unlock_irq(&korg1212->lock);
1808
1809 return 0;
1810 }
1811
1812 static int snd_korg1212_control_volume_put(struct snd_kcontrol *kcontrol,
1813 struct snd_ctl_elem_value *u)
1814 {
1815 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol);
1816 int change = 0;
1817 int i;
1818 int val;
1819
1820 spin_lock_irq(&korg1212->lock);
1821
1822 i = kcontrol->private_value;
1823
1824 if (u->value.integer.value[0] != abs(korg1212->sharedBufferPtr->volumeData[i])) {
1825 val = korg1212->volumePhase[i] > 0 ? -1 : 1;
1826 val *= u->value.integer.value[0];
1827 korg1212->sharedBufferPtr->volumeData[i] = val;
1828 change = 1;
1829 }
1830
1831 if (i >= 8) {
1832 if (u->value.integer.value[1] != abs(korg1212->sharedBufferPtr->volumeData[i+1])) {
1833 val = korg1212->volumePhase[i+1] > 0 ? -1 : 1;
1834 val *= u->value.integer.value[1];
1835 korg1212->sharedBufferPtr->volumeData[i+1] = val;
1836 change = 1;
1837 }
1838 }
1839
1840 spin_unlock_irq(&korg1212->lock);
1841
1842 return change;
1843 }
1844
1845 static int snd_korg1212_control_route_info(struct snd_kcontrol *kcontrol,
1846 struct snd_ctl_elem_info *uinfo)
1847 {
1848 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1849 uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1;
1850 uinfo->value.enumerated.items = kAudioChannels;
1851 if (uinfo->value.enumerated.item > kAudioChannels-1) {
1852 uinfo->value.enumerated.item = kAudioChannels-1;
1853 }
1854 strcpy(uinfo->value.enumerated.name, channelName[uinfo->value.enumerated.item]);
1855 return 0;
1856 }
1857
1858 static int snd_korg1212_control_route_get(struct snd_kcontrol *kcontrol,
1859 struct snd_ctl_elem_value *u)
1860 {
1861 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol);
1862 int i;
1863
1864 spin_lock_irq(&korg1212->lock);
1865
1866 i = kcontrol->private_value;
1867 u->value.enumerated.item[0] = korg1212->sharedBufferPtr->routeData[i];
1868
1869 if (i >= 8)
1870 u->value.enumerated.item[1] = korg1212->sharedBufferPtr->routeData[i+1];
1871
1872 spin_unlock_irq(&korg1212->lock);
1873
1874 return 0;
1875 }
1876
1877 static int snd_korg1212_control_route_put(struct snd_kcontrol *kcontrol,
1878 struct snd_ctl_elem_value *u)
1879 {
1880 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol);
1881 int change = 0, i;
1882
1883 spin_lock_irq(&korg1212->lock);
1884
1885 i = kcontrol->private_value;
1886
1887 if (u->value.enumerated.item[0] != (unsigned) korg1212->sharedBufferPtr->volumeData[i]) {
1888 korg1212->sharedBufferPtr->routeData[i] = u->value.enumerated.item[0];
1889 change = 1;
1890 }
1891
1892 if (i >= 8) {
1893 if (u->value.enumerated.item[1] != (unsigned) korg1212->sharedBufferPtr->volumeData[i+1]) {
1894 korg1212->sharedBufferPtr->routeData[i+1] = u->value.enumerated.item[1];
1895 change = 1;
1896 }
1897 }
1898
1899 spin_unlock_irq(&korg1212->lock);
1900
1901 return change;
1902 }
1903
1904 static int snd_korg1212_control_info(struct snd_kcontrol *kcontrol,
1905 struct snd_ctl_elem_info *uinfo)
1906 {
1907 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1908 uinfo->count = 2;
1909 uinfo->value.integer.min = k1212MaxADCSens;
1910 uinfo->value.integer.max = k1212MinADCSens;
1911 return 0;
1912 }
1913
1914 static int snd_korg1212_control_get(struct snd_kcontrol *kcontrol,
1915 struct snd_ctl_elem_value *u)
1916 {
1917 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol);
1918
1919 spin_lock_irq(&korg1212->lock);
1920
1921 u->value.integer.value[0] = korg1212->leftADCInSens;
1922 u->value.integer.value[1] = korg1212->rightADCInSens;
1923
1924 spin_unlock_irq(&korg1212->lock);
1925
1926 return 0;
1927 }
1928
1929 static int snd_korg1212_control_put(struct snd_kcontrol *kcontrol,
1930 struct snd_ctl_elem_value *u)
1931 {
1932 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol);
1933 int change = 0;
1934
1935 spin_lock_irq(&korg1212->lock);
1936
1937 if (u->value.integer.value[0] != korg1212->leftADCInSens) {
1938 korg1212->leftADCInSens = u->value.integer.value[0];
1939 change = 1;
1940 }
1941 if (u->value.integer.value[1] != korg1212->rightADCInSens) {
1942 korg1212->rightADCInSens = u->value.integer.value[1];
1943 change = 1;
1944 }
1945
1946 spin_unlock_irq(&korg1212->lock);
1947
1948 if (change)
1949 snd_korg1212_WriteADCSensitivity(korg1212);
1950
1951 return change;
1952 }
1953
1954 static int snd_korg1212_control_sync_info(struct snd_kcontrol *kcontrol,
1955 struct snd_ctl_elem_info *uinfo)
1956 {
1957 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1958 uinfo->count = 1;
1959 uinfo->value.enumerated.items = 3;
1960 if (uinfo->value.enumerated.item > 2) {
1961 uinfo->value.enumerated.item = 2;
1962 }
1963 strcpy(uinfo->value.enumerated.name, clockSourceTypeName[uinfo->value.enumerated.item]);
1964 return 0;
1965 }
1966
1967 static int snd_korg1212_control_sync_get(struct snd_kcontrol *kcontrol,
1968 struct snd_ctl_elem_value *ucontrol)
1969 {
1970 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol);
1971
1972 spin_lock_irq(&korg1212->lock);
1973
1974 ucontrol->value.enumerated.item[0] = korg1212->clkSource;
1975
1976 spin_unlock_irq(&korg1212->lock);
1977 return 0;
1978 }
1979
1980 static int snd_korg1212_control_sync_put(struct snd_kcontrol *kcontrol,
1981 struct snd_ctl_elem_value *ucontrol)
1982 {
1983 struct snd_korg1212 *korg1212 = snd_kcontrol_chip(kcontrol);
1984 unsigned int val;
1985 int change;
1986
1987 val = ucontrol->value.enumerated.item[0] % 3;
1988 spin_lock_irq(&korg1212->lock);
1989 change = val != korg1212->clkSource;
1990 snd_korg1212_SetClockSource(korg1212, val);
1991 spin_unlock_irq(&korg1212->lock);
1992 return change;
1993 }
1994
1995 #define MON_MIXER(ord,c_name) \
1996 { \
1997 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \
1998 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
1999 .name = c_name " Monitor Volume", \
2000 .info = snd_korg1212_control_volume_info, \
2001 .get = snd_korg1212_control_volume_get, \
2002 .put = snd_korg1212_control_volume_put, \
2003 .private_value = ord, \
2004 }, \
2005 { \
2006 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \
2007 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
2008 .name = c_name " Monitor Route", \
2009 .info = snd_korg1212_control_route_info, \
2010 .get = snd_korg1212_control_route_get, \
2011 .put = snd_korg1212_control_route_put, \
2012 .private_value = ord, \
2013 }, \
2014 { \
2015 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \
2016 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
2017 .name = c_name " Monitor Phase Invert", \
2018 .info = snd_korg1212_control_phase_info, \
2019 .get = snd_korg1212_control_phase_get, \
2020 .put = snd_korg1212_control_phase_put, \
2021 .private_value = ord, \
2022 }
2023
2024 static struct snd_kcontrol_new snd_korg1212_controls[] = {
2025 MON_MIXER(8, "Analog"),
2026 MON_MIXER(10, "SPDIF"),
2027 MON_MIXER(0, "ADAT-1"), MON_MIXER(1, "ADAT-2"), MON_MIXER(2, "ADAT-3"), MON_MIXER(3, "ADAT-4"),
2028 MON_MIXER(4, "ADAT-5"), MON_MIXER(5, "ADAT-6"), MON_MIXER(6, "ADAT-7"), MON_MIXER(7, "ADAT-8"),
2029 {
2030 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE,
2031 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2032 .name = "Sync Source",
2033 .info = snd_korg1212_control_sync_info,
2034 .get = snd_korg1212_control_sync_get,
2035 .put = snd_korg1212_control_sync_put,
2036 },
2037 {
2038 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE,
2039 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2040 .name = "ADC Attenuation",
2041 .info = snd_korg1212_control_info,
2042 .get = snd_korg1212_control_get,
2043 .put = snd_korg1212_control_put,
2044 }
2045 };
2046
2047 /*
2048 * proc interface
2049 */
2050
2051 static void snd_korg1212_proc_read(struct snd_info_entry *entry,
2052 struct snd_info_buffer *buffer)
2053 {
2054 int n;
2055 struct snd_korg1212 *korg1212 = entry->private_data;
2056
2057 snd_iprintf(buffer, korg1212->card->longname);
2058 snd_iprintf(buffer, " (index #%d)\n", korg1212->card->number + 1);
2059 snd_iprintf(buffer, "\nGeneral settings\n");
2060 snd_iprintf(buffer, " period size: %Zd bytes\n", K1212_PERIOD_BYTES);
2061 snd_iprintf(buffer, " clock mode: %s\n", clockSourceName[korg1212->clkSrcRate] );
2062 snd_iprintf(buffer, " left ADC Sens: %d\n", korg1212->leftADCInSens );
2063 snd_iprintf(buffer, " right ADC Sens: %d\n", korg1212->rightADCInSens );
2064 snd_iprintf(buffer, " Volume Info:\n");
2065 for (n=0; n<kAudioChannels; n++)
2066 snd_iprintf(buffer, " Channel %d: %s -> %s [%d]\n", n,
2067 channelName[n],
2068 channelName[korg1212->sharedBufferPtr->routeData[n]],
2069 korg1212->sharedBufferPtr->volumeData[n]);
2070 snd_iprintf(buffer, "\nGeneral status\n");
2071 snd_iprintf(buffer, " ADAT Time Code: %d\n", korg1212->sharedBufferPtr->AdatTimeCode);
2072 snd_iprintf(buffer, " Card State: %s\n", stateName[korg1212->cardState]);
2073 snd_iprintf(buffer, "Idle mon. State: %d\n", korg1212->idleMonitorOn);
2074 snd_iprintf(buffer, "Cmd retry count: %d\n", korg1212->cmdRetryCount);
2075 snd_iprintf(buffer, " Irq count: %ld\n", korg1212->irqcount);
2076 snd_iprintf(buffer, " Error count: %ld\n", korg1212->totalerrorcnt);
2077 }
2078
2079 static void __devinit snd_korg1212_proc_init(struct snd_korg1212 *korg1212)
2080 {
2081 struct snd_info_entry *entry;
2082
2083 if (! snd_card_proc_new(korg1212->card, "korg1212", &entry))
2084 snd_info_set_text_ops(entry, korg1212, snd_korg1212_proc_read);
2085 }
2086
2087 static int
2088 snd_korg1212_free(struct snd_korg1212 *korg1212)
2089 {
2090 snd_korg1212_TurnOffIdleMonitor(korg1212);
2091
2092 if (korg1212->irq >= 0) {
2093 synchronize_irq(korg1212->irq);
2094 snd_korg1212_DisableCardInterrupts(korg1212);
2095 free_irq(korg1212->irq, korg1212);
2096 korg1212->irq = -1;
2097 }
2098
2099 if (korg1212->iobase != NULL) {
2100 iounmap(korg1212->iobase);
2101 korg1212->iobase = NULL;
2102 }
2103
2104 pci_release_regions(korg1212->pci);
2105
2106 // ----------------------------------------------------
2107 // free up memory resources used for the DSP download.
2108 // ----------------------------------------------------
2109 if (korg1212->dma_dsp.area) {
2110 snd_dma_free_pages(&korg1212->dma_dsp);
2111 korg1212->dma_dsp.area = NULL;
2112 }
2113
2114 #ifndef K1212_LARGEALLOC
2115
2116 // ------------------------------------------------------
2117 // free up memory resources used for the Play/Rec Buffers
2118 // ------------------------------------------------------
2119 if (korg1212->dma_play.area) {
2120 snd_dma_free_pages(&korg1212->dma_play);
2121 korg1212->dma_play.area = NULL;
2122 }
2123
2124 if (korg1212->dma_rec.area) {
2125 snd_dma_free_pages(&korg1212->dma_rec);
2126 korg1212->dma_rec.area = NULL;
2127 }
2128
2129 #endif
2130
2131 // ----------------------------------------------------
2132 // free up memory resources used for the Shared Buffers
2133 // ----------------------------------------------------
2134 if (korg1212->dma_shared.area) {
2135 snd_dma_free_pages(&korg1212->dma_shared);
2136 korg1212->dma_shared.area = NULL;
2137 }
2138
2139 pci_disable_device(korg1212->pci);
2140 kfree(korg1212);
2141 return 0;
2142 }
2143
2144 static int snd_korg1212_dev_free(struct snd_device *device)
2145 {
2146 struct snd_korg1212 *korg1212 = device->device_data;
2147 K1212_DEBUG_PRINTK("K1212_DEBUG: Freeing device\n");
2148 return snd_korg1212_free(korg1212);
2149 }
2150
2151 static int __devinit snd_korg1212_create(struct snd_card *card, struct pci_dev *pci,
2152 struct snd_korg1212 ** rchip)
2153
2154 {
2155 int err, rc;
2156 unsigned int i;
2157 unsigned ioport_size, iomem_size, iomem2_size;
2158 struct snd_korg1212 * korg1212;
2159
2160 static struct snd_device_ops ops = {
2161 .dev_free = snd_korg1212_dev_free,
2162 };
2163
2164 * rchip = NULL;
2165 if ((err = pci_enable_device(pci)) < 0)
2166 return err;
2167
2168 korg1212 = kzalloc(sizeof(*korg1212), GFP_KERNEL);
2169 if (korg1212 == NULL) {
2170 pci_disable_device(pci);
2171 return -ENOMEM;
2172 }
2173
2174 korg1212->card = card;
2175 korg1212->pci = pci;
2176
2177 init_waitqueue_head(&korg1212->wait);
2178 spin_lock_init(&korg1212->lock);
2179 mutex_init(&korg1212->open_mutex);
2180 init_timer(&korg1212->timer);
2181 korg1212->timer.function = snd_korg1212_timer_func;
2182 korg1212->timer.data = (unsigned long)korg1212;
2183
2184 korg1212->irq = -1;
2185 korg1212->clkSource = K1212_CLKIDX_Local;
2186 korg1212->clkRate = 44100;
2187 korg1212->inIRQ = 0;
2188 korg1212->running = 0;
2189 korg1212->opencnt = 0;
2190 korg1212->playcnt = 0;
2191 korg1212->setcnt = 0;
2192 korg1212->totalerrorcnt = 0;
2193 korg1212->playback_pid = -1;
2194 korg1212->capture_pid = -1;
2195 snd_korg1212_setCardState(korg1212, K1212_STATE_UNINITIALIZED);
2196 korg1212->idleMonitorOn = 0;
2197 korg1212->clkSrcRate = K1212_CLKIDX_LocalAt44_1K;
2198 korg1212->leftADCInSens = k1212MaxADCSens;
2199 korg1212->rightADCInSens = k1212MaxADCSens;
2200
2201 for (i=0; i<kAudioChannels; i++)
2202 korg1212->volumePhase[i] = 0;
2203
2204 if ((err = pci_request_regions(pci, "korg1212")) < 0) {
2205 kfree(korg1212);
2206 pci_disable_device(pci);
2207 return err;
2208 }
2209
2210 korg1212->iomem = pci_resource_start(korg1212->pci, 0);
2211 korg1212->ioport = pci_resource_start(korg1212->pci, 1);
2212 korg1212->iomem2 = pci_resource_start(korg1212->pci, 2);
2213
2214 iomem_size = pci_resource_len(korg1212->pci, 0);
2215 ioport_size = pci_resource_len(korg1212->pci, 1);
2216 iomem2_size = pci_resource_len(korg1212->pci, 2);
2217
2218 K1212_DEBUG_PRINTK("K1212_DEBUG: resources:\n"
2219 " iomem = 0x%lx (%d)\n"
2220 " ioport = 0x%lx (%d)\n"
2221 " iomem = 0x%lx (%d)\n"
2222 " [%s]\n",
2223 korg1212->iomem, iomem_size,
2224 korg1212->ioport, ioport_size,
2225 korg1212->iomem2, iomem2_size,
2226 stateName[korg1212->cardState]);
2227
2228 if ((korg1212->iobase = ioremap(korg1212->iomem, iomem_size)) == NULL) {
2229 snd_printk(KERN_ERR "korg1212: unable to remap memory region 0x%lx-0x%lx\n", korg1212->iomem,
2230 korg1212->iomem + iomem_size - 1);
2231 snd_korg1212_free(korg1212);
2232 return -EBUSY;
2233 }
2234
2235 err = request_irq(pci->irq, snd_korg1212_interrupt,
2236 IRQF_DISABLED|IRQF_SHARED,
2237 "korg1212", korg1212);
2238
2239 if (err) {
2240 snd_printk(KERN_ERR "korg1212: unable to grab IRQ %d\n", pci->irq);
2241 snd_korg1212_free(korg1212);
2242 return -EBUSY;
2243 }
2244
2245 korg1212->irq = pci->irq;
2246
2247 pci_set_master(korg1212->pci);
2248
2249 korg1212->statusRegPtr = (u32 __iomem *) (korg1212->iobase + STATUS_REG_OFFSET);
2250 korg1212->outDoorbellPtr = (u32 __iomem *) (korg1212->iobase + OUT_DOORBELL_OFFSET);
2251 korg1212->inDoorbellPtr = (u32 __iomem *) (korg1212->iobase + IN_DOORBELL_OFFSET);
2252 korg1212->mailbox0Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX0_OFFSET);
2253 korg1212->mailbox1Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX1_OFFSET);
2254 korg1212->mailbox2Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX2_OFFSET);
2255 korg1212->mailbox3Ptr = (u32 __iomem *) (korg1212->iobase + MAILBOX3_OFFSET);
2256 korg1212->controlRegPtr = (u32 __iomem *) (korg1212->iobase + PCI_CONTROL_OFFSET);
2257 korg1212->sensRegPtr = (u16 __iomem *) (korg1212->iobase + SENS_CONTROL_OFFSET);
2258 korg1212->idRegPtr = (u32 __iomem *) (korg1212->iobase + DEV_VEND_ID_OFFSET);
2259
2260 K1212_DEBUG_PRINTK("K1212_DEBUG: card registers:\n"
2261 " Status register = 0x%p\n"
2262 " OutDoorbell = 0x%p\n"
2263 " InDoorbell = 0x%p\n"
2264 " Mailbox0 = 0x%p\n"
2265 " Mailbox1 = 0x%p\n"
2266 " Mailbox2 = 0x%p\n"
2267 " Mailbox3 = 0x%p\n"
2268 " ControlReg = 0x%p\n"
2269 " SensReg = 0x%p\n"
2270 " IDReg = 0x%p\n"
2271 " [%s]\n",
2272 korg1212->statusRegPtr,
2273 korg1212->outDoorbellPtr,
2274 korg1212->inDoorbellPtr,
2275 korg1212->mailbox0Ptr,
2276 korg1212->mailbox1Ptr,
2277 korg1212->mailbox2Ptr,
2278 korg1212->mailbox3Ptr,
2279 korg1212->controlRegPtr,
2280 korg1212->sensRegPtr,
2281 korg1212->idRegPtr,
2282 stateName[korg1212->cardState]);
2283
2284 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci),
2285 sizeof(struct KorgSharedBuffer), &korg1212->dma_shared) < 0) {
2286 snd_printk(KERN_ERR "korg1212: can not allocate shared buffer memory (%Zd bytes)\n", sizeof(struct KorgSharedBuffer));
2287 snd_korg1212_free(korg1212);
2288 return -ENOMEM;
2289 }
2290 korg1212->sharedBufferPtr = (struct KorgSharedBuffer *)korg1212->dma_shared.area;
2291 korg1212->sharedBufferPhy = korg1212->dma_shared.addr;
2292
2293 K1212_DEBUG_PRINTK("K1212_DEBUG: Shared Buffer Area = 0x%p (0x%08lx), %d bytes\n", korg1212->sharedBufferPtr, korg1212->sharedBufferPhy, sizeof(struct KorgSharedBuffer));
2294
2295 #ifndef K1212_LARGEALLOC
2296
2297 korg1212->DataBufsSize = sizeof(struct KorgAudioBuffer) * kNumBuffers;
2298
2299 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci),
2300 korg1212->DataBufsSize, &korg1212->dma_play) < 0) {
2301 snd_printk(KERN_ERR "korg1212: can not allocate play data buffer memory (%d bytes)\n", korg1212->DataBufsSize);
2302 snd_korg1212_free(korg1212);
2303 return -ENOMEM;
2304 }
2305 korg1212->playDataBufsPtr = (struct KorgAudioBuffer *)korg1212->dma_play.area;
2306 korg1212->PlayDataPhy = korg1212->dma_play.addr;
2307
2308 K1212_DEBUG_PRINTK("K1212_DEBUG: Play Data Area = 0x%p (0x%08x), %d bytes\n",
2309 korg1212->playDataBufsPtr, korg1212->PlayDataPhy, korg1212->DataBufsSize);
2310
2311 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci),
2312 korg1212->DataBufsSize, &korg1212->dma_rec) < 0) {
2313 snd_printk(KERN_ERR "korg1212: can not allocate record data buffer memory (%d bytes)\n", korg1212->DataBufsSize);
2314 snd_korg1212_free(korg1212);
2315 return -ENOMEM;
2316 }
2317 korg1212->recordDataBufsPtr = (struct KorgAudioBuffer *)korg1212->dma_rec.area;
2318 korg1212->RecDataPhy = korg1212->dma_rec.addr;
2319
2320 K1212_DEBUG_PRINTK("K1212_DEBUG: Record Data Area = 0x%p (0x%08x), %d bytes\n",
2321 korg1212->recordDataBufsPtr, korg1212->RecDataPhy, korg1212->DataBufsSize);
2322
2323 #else // K1212_LARGEALLOC
2324
2325 korg1212->recordDataBufsPtr = korg1212->sharedBufferPtr->recordDataBufs;
2326 korg1212->playDataBufsPtr = korg1212->sharedBufferPtr->playDataBufs;
2327 korg1212->PlayDataPhy = (u32) &((struct KorgSharedBuffer *) korg1212->sharedBufferPhy)->playDataBufs;
2328 korg1212->RecDataPhy = (u32) &((struct KorgSharedBuffer *) korg1212->sharedBufferPhy)->recordDataBufs;
2329
2330 #endif // K1212_LARGEALLOC
2331
2332 korg1212->dspCodeSize = sizeof (dspCode);
2333
2334 korg1212->VolumeTablePhy = korg1212->sharedBufferPhy +
2335 offsetof(struct KorgSharedBuffer, volumeData);
2336 korg1212->RoutingTablePhy = korg1212->sharedBufferPhy +
2337 offsetof(struct KorgSharedBuffer, routeData);
2338 korg1212->AdatTimeCodePhy = korg1212->sharedBufferPhy +
2339 offsetof(struct KorgSharedBuffer, AdatTimeCode);
2340
2341 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci),
2342 korg1212->dspCodeSize, &korg1212->dma_dsp) < 0) {
2343 snd_printk(KERN_ERR "korg1212: can not allocate dsp code memory (%d bytes)\n", korg1212->dspCodeSize);
2344 snd_korg1212_free(korg1212);
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, korg1212->dspCodeSize,
2350 stateName[korg1212->cardState]);
2351
2352 rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_RebootCard, 0, 0, 0, 0);
2353
2354 if (rc)
2355 K1212_DEBUG_PRINTK("K1212_DEBUG: Reboot Card - RC = %d [%s]\n", rc, stateName[korg1212->cardState]);
2356
2357 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, korg1212, &ops)) < 0) {
2358 snd_korg1212_free(korg1212);
2359 return err;
2360 }
2361
2362 snd_korg1212_EnableCardInterrupts(korg1212);
2363
2364 mdelay(CARD_BOOT_DELAY_IN_MS);
2365
2366 if (snd_korg1212_downloadDSPCode(korg1212))
2367 return -EBUSY;
2368
2369 K1212_DEBUG_PRINTK("korg1212: dspMemPhy = %08x U[%08x], "
2370 "PlayDataPhy = %08x L[%08x]\n"
2371 "korg1212: RecDataPhy = %08x L[%08x], "
2372 "VolumeTablePhy = %08x L[%08x]\n"
2373 "korg1212: RoutingTablePhy = %08x L[%08x], "
2374 "AdatTimeCodePhy = %08x L[%08x]\n",
2375 (int)korg1212->dma_dsp.addr, UpperWordSwap(korg1212->dma_dsp.addr),
2376 korg1212->PlayDataPhy, LowerWordSwap(korg1212->PlayDataPhy),
2377 korg1212->RecDataPhy, LowerWordSwap(korg1212->RecDataPhy),
2378 korg1212->VolumeTablePhy, LowerWordSwap(korg1212->VolumeTablePhy),
2379 korg1212->RoutingTablePhy, LowerWordSwap(korg1212->RoutingTablePhy),
2380 korg1212->AdatTimeCodePhy, LowerWordSwap(korg1212->AdatTimeCodePhy));
2381
2382 if ((err = snd_pcm_new(korg1212->card, "korg1212", 0, 1, 1, &korg1212->pcm)) < 0)
2383 return err;
2384
2385 korg1212->pcm->private_data = korg1212;
2386 korg1212->pcm->private_free = snd_korg1212_free_pcm;
2387 strcpy(korg1212->pcm->name, "korg1212");
2388
2389 snd_pcm_set_ops(korg1212->pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_korg1212_playback_ops);
2390
2391 snd_pcm_set_ops(korg1212->pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_korg1212_capture_ops);
2392
2393 korg1212->pcm->info_flags = SNDRV_PCM_INFO_JOINT_DUPLEX;
2394
2395 for (i = 0; i < ARRAY_SIZE(snd_korg1212_controls); i++) {
2396 err = snd_ctl_add(korg1212->card, snd_ctl_new1(&snd_korg1212_controls[i], korg1212));
2397 if (err < 0)
2398 return err;
2399 }
2400
2401 snd_korg1212_proc_init(korg1212);
2402
2403 snd_card_set_dev(card, &pci->dev);
2404
2405 * rchip = korg1212;
2406 return 0;
2407
2408 }
2409
2410 /*
2411 * Card initialisation
2412 */
2413
2414 static int __devinit
2415 snd_korg1212_probe(struct pci_dev *pci,
2416 const struct pci_device_id *pci_id)
2417 {
2418 static int dev;
2419 struct snd_korg1212 *korg1212;
2420 struct snd_card *card;
2421 int err;
2422
2423 if (dev >= SNDRV_CARDS) {
2424 return -ENODEV;
2425 }
2426 if (!enable[dev]) {
2427 dev++;
2428 return -ENOENT;
2429 }
2430 card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);
2431 if (card == NULL)
2432 return -ENOMEM;
2433
2434 if ((err = snd_korg1212_create(card, pci, &korg1212)) < 0) {
2435 snd_card_free(card);
2436 return err;
2437 }
2438
2439 strcpy(card->driver, "korg1212");
2440 strcpy(card->shortname, "korg1212");
2441 sprintf(card->longname, "%s at 0x%lx, irq %d", card->shortname,
2442 korg1212->iomem, korg1212->irq);
2443
2444 K1212_DEBUG_PRINTK("K1212_DEBUG: %s\n", card->longname);
2445
2446 if ((err = snd_card_register(card)) < 0) {
2447 snd_card_free(card);
2448 return err;
2449 }
2450 pci_set_drvdata(pci, card);
2451 dev++;
2452 return 0;
2453 }
2454
2455 static void __devexit snd_korg1212_remove(struct pci_dev *pci)
2456 {
2457 snd_card_free(pci_get_drvdata(pci));
2458 pci_set_drvdata(pci, NULL);
2459 }
2460
2461 static struct pci_driver driver = {
2462 .name = "korg1212",
2463 .id_table = snd_korg1212_ids,
2464 .probe = snd_korg1212_probe,
2465 .remove = __devexit_p(snd_korg1212_remove),
2466 };
2467
2468 static int __init alsa_card_korg1212_init(void)
2469 {
2470 return pci_register_driver(&driver);
2471 }
2472
2473 static void __exit alsa_card_korg1212_exit(void)
2474 {
2475 pci_unregister_driver(&driver);
2476 }
2477
2478 module_init(alsa_card_korg1212_init)
2479 module_exit(alsa_card_korg1212_exit)
kernel source for telekom puls (alcatel/mediatek)