1 // SPDX-License-Identifier: GPL-2.0-or-later
3 ad1816a.c - lowlevel code for Analog Devices AD1816A chip.
4 Copyright (C) 1999-2000 by Massimo Piccioni <dafastidio@libero.it>
8 #include <linux/delay.h>
9 #include <linux/init.h>
10 #include <linux/interrupt.h>
11 #include <linux/slab.h>
12 #include <linux/ioport.h>
14 #include <sound/core.h>
15 #include <sound/tlv.h>
16 #include <sound/ad1816a.h>
20 static inline int snd_ad1816a_busy_wait(struct snd_ad1816a *chip)
24 for (timeout = 1000; timeout-- > 0; udelay(10))
25 if (inb(AD1816A_REG(AD1816A_CHIP_STATUS)) & AD1816A_READY)
28 snd_printk(KERN_WARNING "chip busy.\n");
32 static inline unsigned char snd_ad1816a_in(struct snd_ad1816a *chip, unsigned char reg)
34 snd_ad1816a_busy_wait(chip);
35 return inb(AD1816A_REG(reg));
38 static inline void snd_ad1816a_out(struct snd_ad1816a *chip, unsigned char reg,
41 snd_ad1816a_busy_wait(chip);
42 outb(value, AD1816A_REG(reg));
45 static inline void snd_ad1816a_out_mask(struct snd_ad1816a *chip, unsigned char reg,
46 unsigned char mask, unsigned char value)
48 snd_ad1816a_out(chip, reg,
49 (value & mask) | (snd_ad1816a_in(chip, reg) & ~mask));
52 static unsigned short snd_ad1816a_read(struct snd_ad1816a *chip, unsigned char reg)
54 snd_ad1816a_out(chip, AD1816A_INDIR_ADDR, reg & 0x3f);
55 return snd_ad1816a_in(chip, AD1816A_INDIR_DATA_LOW) |
56 (snd_ad1816a_in(chip, AD1816A_INDIR_DATA_HIGH) << 8);
59 static void snd_ad1816a_write(struct snd_ad1816a *chip, unsigned char reg,
62 snd_ad1816a_out(chip, AD1816A_INDIR_ADDR, reg & 0x3f);
63 snd_ad1816a_out(chip, AD1816A_INDIR_DATA_LOW, value & 0xff);
64 snd_ad1816a_out(chip, AD1816A_INDIR_DATA_HIGH, (value >> 8) & 0xff);
67 static void snd_ad1816a_write_mask(struct snd_ad1816a *chip, unsigned char reg,
68 unsigned short mask, unsigned short value)
70 snd_ad1816a_write(chip, reg,
71 (value & mask) | (snd_ad1816a_read(chip, reg) & ~mask));
75 static unsigned char snd_ad1816a_get_format(struct snd_ad1816a *chip,
76 snd_pcm_format_t format,
79 unsigned char retval = AD1816A_FMT_LINEAR_8;
82 case SNDRV_PCM_FORMAT_MU_LAW:
83 retval = AD1816A_FMT_ULAW_8;
85 case SNDRV_PCM_FORMAT_A_LAW:
86 retval = AD1816A_FMT_ALAW_8;
88 case SNDRV_PCM_FORMAT_S16_LE:
89 retval = AD1816A_FMT_LINEAR_16_LIT;
91 case SNDRV_PCM_FORMAT_S16_BE:
92 retval = AD1816A_FMT_LINEAR_16_BIG;
94 return (channels > 1) ? (retval | AD1816A_FMT_STEREO) : retval;
97 static int snd_ad1816a_open(struct snd_ad1816a *chip, unsigned int mode)
101 spin_lock_irqsave(&chip->lock, flags);
103 if (chip->mode & mode) {
104 spin_unlock_irqrestore(&chip->lock, flags);
108 switch ((mode &= AD1816A_MODE_OPEN)) {
109 case AD1816A_MODE_PLAYBACK:
110 snd_ad1816a_out_mask(chip, AD1816A_INTERRUPT_STATUS,
111 AD1816A_PLAYBACK_IRQ_PENDING, 0x00);
112 snd_ad1816a_write_mask(chip, AD1816A_INTERRUPT_ENABLE,
113 AD1816A_PLAYBACK_IRQ_ENABLE, 0xffff);
115 case AD1816A_MODE_CAPTURE:
116 snd_ad1816a_out_mask(chip, AD1816A_INTERRUPT_STATUS,
117 AD1816A_CAPTURE_IRQ_PENDING, 0x00);
118 snd_ad1816a_write_mask(chip, AD1816A_INTERRUPT_ENABLE,
119 AD1816A_CAPTURE_IRQ_ENABLE, 0xffff);
121 case AD1816A_MODE_TIMER:
122 snd_ad1816a_out_mask(chip, AD1816A_INTERRUPT_STATUS,
123 AD1816A_TIMER_IRQ_PENDING, 0x00);
124 snd_ad1816a_write_mask(chip, AD1816A_INTERRUPT_ENABLE,
125 AD1816A_TIMER_IRQ_ENABLE, 0xffff);
129 spin_unlock_irqrestore(&chip->lock, flags);
133 static void snd_ad1816a_close(struct snd_ad1816a *chip, unsigned int mode)
137 spin_lock_irqsave(&chip->lock, flags);
139 switch ((mode &= AD1816A_MODE_OPEN)) {
140 case AD1816A_MODE_PLAYBACK:
141 snd_ad1816a_out_mask(chip, AD1816A_INTERRUPT_STATUS,
142 AD1816A_PLAYBACK_IRQ_PENDING, 0x00);
143 snd_ad1816a_write_mask(chip, AD1816A_INTERRUPT_ENABLE,
144 AD1816A_PLAYBACK_IRQ_ENABLE, 0x0000);
146 case AD1816A_MODE_CAPTURE:
147 snd_ad1816a_out_mask(chip, AD1816A_INTERRUPT_STATUS,
148 AD1816A_CAPTURE_IRQ_PENDING, 0x00);
149 snd_ad1816a_write_mask(chip, AD1816A_INTERRUPT_ENABLE,
150 AD1816A_CAPTURE_IRQ_ENABLE, 0x0000);
152 case AD1816A_MODE_TIMER:
153 snd_ad1816a_out_mask(chip, AD1816A_INTERRUPT_STATUS,
154 AD1816A_TIMER_IRQ_PENDING, 0x00);
155 snd_ad1816a_write_mask(chip, AD1816A_INTERRUPT_ENABLE,
156 AD1816A_TIMER_IRQ_ENABLE, 0x0000);
159 if (!(chip->mode & AD1816A_MODE_OPEN))
162 spin_unlock_irqrestore(&chip->lock, flags);
166 static int snd_ad1816a_trigger(struct snd_ad1816a *chip, unsigned char what,
167 int channel, int cmd, int iscapture)
172 case SNDRV_PCM_TRIGGER_START:
173 case SNDRV_PCM_TRIGGER_STOP:
174 spin_lock(&chip->lock);
175 cmd = (cmd == SNDRV_PCM_TRIGGER_START) ? 0xff: 0x00;
176 /* if (what & AD1816A_PLAYBACK_ENABLE) */
177 /* That is not valid, because playback and capture enable
178 * are the same bit pattern, just to different addresses
181 snd_ad1816a_out_mask(chip, AD1816A_PLAYBACK_CONFIG,
182 AD1816A_PLAYBACK_ENABLE, cmd);
184 snd_ad1816a_out_mask(chip, AD1816A_CAPTURE_CONFIG,
185 AD1816A_CAPTURE_ENABLE, cmd);
186 spin_unlock(&chip->lock);
189 snd_printk(KERN_WARNING "invalid trigger mode 0x%x.\n", what);
196 static int snd_ad1816a_playback_trigger(struct snd_pcm_substream *substream, int cmd)
198 struct snd_ad1816a *chip = snd_pcm_substream_chip(substream);
199 return snd_ad1816a_trigger(chip, AD1816A_PLAYBACK_ENABLE,
200 SNDRV_PCM_STREAM_PLAYBACK, cmd, 0);
203 static int snd_ad1816a_capture_trigger(struct snd_pcm_substream *substream, int cmd)
205 struct snd_ad1816a *chip = snd_pcm_substream_chip(substream);
206 return snd_ad1816a_trigger(chip, AD1816A_CAPTURE_ENABLE,
207 SNDRV_PCM_STREAM_CAPTURE, cmd, 1);
210 static int snd_ad1816a_playback_prepare(struct snd_pcm_substream *substream)
212 struct snd_ad1816a *chip = snd_pcm_substream_chip(substream);
214 struct snd_pcm_runtime *runtime = substream->runtime;
215 unsigned int size, rate;
217 spin_lock_irqsave(&chip->lock, flags);
219 chip->p_dma_size = size = snd_pcm_lib_buffer_bytes(substream);
220 snd_ad1816a_out_mask(chip, AD1816A_PLAYBACK_CONFIG,
221 AD1816A_PLAYBACK_ENABLE | AD1816A_PLAYBACK_PIO, 0x00);
223 snd_dma_program(chip->dma1, runtime->dma_addr, size,
224 DMA_MODE_WRITE | DMA_AUTOINIT);
226 rate = runtime->rate;
227 if (chip->clock_freq)
228 rate = (rate * 33000) / chip->clock_freq;
229 snd_ad1816a_write(chip, AD1816A_PLAYBACK_SAMPLE_RATE, rate);
230 snd_ad1816a_out_mask(chip, AD1816A_PLAYBACK_CONFIG,
231 AD1816A_FMT_ALL | AD1816A_FMT_STEREO,
232 snd_ad1816a_get_format(chip, runtime->format,
235 snd_ad1816a_write(chip, AD1816A_PLAYBACK_BASE_COUNT,
236 snd_pcm_lib_period_bytes(substream) / 4 - 1);
238 spin_unlock_irqrestore(&chip->lock, flags);
242 static int snd_ad1816a_capture_prepare(struct snd_pcm_substream *substream)
244 struct snd_ad1816a *chip = snd_pcm_substream_chip(substream);
246 struct snd_pcm_runtime *runtime = substream->runtime;
247 unsigned int size, rate;
249 spin_lock_irqsave(&chip->lock, flags);
251 chip->c_dma_size = size = snd_pcm_lib_buffer_bytes(substream);
252 snd_ad1816a_out_mask(chip, AD1816A_CAPTURE_CONFIG,
253 AD1816A_CAPTURE_ENABLE | AD1816A_CAPTURE_PIO, 0x00);
255 snd_dma_program(chip->dma2, runtime->dma_addr, size,
256 DMA_MODE_READ | DMA_AUTOINIT);
258 rate = runtime->rate;
259 if (chip->clock_freq)
260 rate = (rate * 33000) / chip->clock_freq;
261 snd_ad1816a_write(chip, AD1816A_CAPTURE_SAMPLE_RATE, rate);
262 snd_ad1816a_out_mask(chip, AD1816A_CAPTURE_CONFIG,
263 AD1816A_FMT_ALL | AD1816A_FMT_STEREO,
264 snd_ad1816a_get_format(chip, runtime->format,
267 snd_ad1816a_write(chip, AD1816A_CAPTURE_BASE_COUNT,
268 snd_pcm_lib_period_bytes(substream) / 4 - 1);
270 spin_unlock_irqrestore(&chip->lock, flags);
275 static snd_pcm_uframes_t snd_ad1816a_playback_pointer(struct snd_pcm_substream *substream)
277 struct snd_ad1816a *chip = snd_pcm_substream_chip(substream);
279 if (!(chip->mode & AD1816A_MODE_PLAYBACK))
281 ptr = snd_dma_pointer(chip->dma1, chip->p_dma_size);
282 return bytes_to_frames(substream->runtime, ptr);
285 static snd_pcm_uframes_t snd_ad1816a_capture_pointer(struct snd_pcm_substream *substream)
287 struct snd_ad1816a *chip = snd_pcm_substream_chip(substream);
289 if (!(chip->mode & AD1816A_MODE_CAPTURE))
291 ptr = snd_dma_pointer(chip->dma2, chip->c_dma_size);
292 return bytes_to_frames(substream->runtime, ptr);
296 static irqreturn_t snd_ad1816a_interrupt(int irq, void *dev_id)
298 struct snd_ad1816a *chip = dev_id;
299 unsigned char status;
301 spin_lock(&chip->lock);
302 status = snd_ad1816a_in(chip, AD1816A_INTERRUPT_STATUS);
303 spin_unlock(&chip->lock);
305 if ((status & AD1816A_PLAYBACK_IRQ_PENDING) && chip->playback_substream)
306 snd_pcm_period_elapsed(chip->playback_substream);
308 if ((status & AD1816A_CAPTURE_IRQ_PENDING) && chip->capture_substream)
309 snd_pcm_period_elapsed(chip->capture_substream);
311 if ((status & AD1816A_TIMER_IRQ_PENDING) && chip->timer)
312 snd_timer_interrupt(chip->timer, chip->timer->sticks);
314 spin_lock(&chip->lock);
315 snd_ad1816a_out(chip, AD1816A_INTERRUPT_STATUS, 0x00);
316 spin_unlock(&chip->lock);
321 static const struct snd_pcm_hardware snd_ad1816a_playback = {
322 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
323 SNDRV_PCM_INFO_MMAP_VALID),
324 .formats = (SNDRV_PCM_FMTBIT_MU_LAW | SNDRV_PCM_FMTBIT_A_LAW |
325 SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE |
326 SNDRV_PCM_FMTBIT_S16_BE),
327 .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
332 .buffer_bytes_max = (128*1024),
333 .period_bytes_min = 64,
334 .period_bytes_max = (128*1024),
340 static const struct snd_pcm_hardware snd_ad1816a_capture = {
341 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
342 SNDRV_PCM_INFO_MMAP_VALID),
343 .formats = (SNDRV_PCM_FMTBIT_MU_LAW | SNDRV_PCM_FMTBIT_A_LAW |
344 SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE |
345 SNDRV_PCM_FMTBIT_S16_BE),
346 .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
351 .buffer_bytes_max = (128*1024),
352 .period_bytes_min = 64,
353 .period_bytes_max = (128*1024),
359 static int snd_ad1816a_timer_close(struct snd_timer *timer)
361 struct snd_ad1816a *chip = snd_timer_chip(timer);
362 snd_ad1816a_close(chip, AD1816A_MODE_TIMER);
366 static int snd_ad1816a_timer_open(struct snd_timer *timer)
368 struct snd_ad1816a *chip = snd_timer_chip(timer);
369 snd_ad1816a_open(chip, AD1816A_MODE_TIMER);
373 static unsigned long snd_ad1816a_timer_resolution(struct snd_timer *timer)
375 if (snd_BUG_ON(!timer))
381 static int snd_ad1816a_timer_start(struct snd_timer *timer)
385 struct snd_ad1816a *chip = snd_timer_chip(timer);
386 spin_lock_irqsave(&chip->lock, flags);
387 bits = snd_ad1816a_read(chip, AD1816A_INTERRUPT_ENABLE);
389 if (!(bits & AD1816A_TIMER_ENABLE)) {
390 snd_ad1816a_write(chip, AD1816A_TIMER_BASE_COUNT,
391 timer->sticks & 0xffff);
393 snd_ad1816a_write_mask(chip, AD1816A_INTERRUPT_ENABLE,
394 AD1816A_TIMER_ENABLE, 0xffff);
396 spin_unlock_irqrestore(&chip->lock, flags);
400 static int snd_ad1816a_timer_stop(struct snd_timer *timer)
403 struct snd_ad1816a *chip = snd_timer_chip(timer);
404 spin_lock_irqsave(&chip->lock, flags);
406 snd_ad1816a_write_mask(chip, AD1816A_INTERRUPT_ENABLE,
407 AD1816A_TIMER_ENABLE, 0x0000);
409 spin_unlock_irqrestore(&chip->lock, flags);
413 static const struct snd_timer_hardware snd_ad1816a_timer_table = {
414 .flags = SNDRV_TIMER_HW_AUTO,
417 .open = snd_ad1816a_timer_open,
418 .close = snd_ad1816a_timer_close,
419 .c_resolution = snd_ad1816a_timer_resolution,
420 .start = snd_ad1816a_timer_start,
421 .stop = snd_ad1816a_timer_stop,
424 static int snd_ad1816a_playback_open(struct snd_pcm_substream *substream)
426 struct snd_ad1816a *chip = snd_pcm_substream_chip(substream);
427 struct snd_pcm_runtime *runtime = substream->runtime;
430 error = snd_ad1816a_open(chip, AD1816A_MODE_PLAYBACK);
433 runtime->hw = snd_ad1816a_playback;
434 snd_pcm_limit_isa_dma_size(chip->dma1, &runtime->hw.buffer_bytes_max);
435 snd_pcm_limit_isa_dma_size(chip->dma1, &runtime->hw.period_bytes_max);
436 chip->playback_substream = substream;
440 static int snd_ad1816a_capture_open(struct snd_pcm_substream *substream)
442 struct snd_ad1816a *chip = snd_pcm_substream_chip(substream);
443 struct snd_pcm_runtime *runtime = substream->runtime;
446 error = snd_ad1816a_open(chip, AD1816A_MODE_CAPTURE);
449 runtime->hw = snd_ad1816a_capture;
450 snd_pcm_limit_isa_dma_size(chip->dma2, &runtime->hw.buffer_bytes_max);
451 snd_pcm_limit_isa_dma_size(chip->dma2, &runtime->hw.period_bytes_max);
452 chip->capture_substream = substream;
456 static int snd_ad1816a_playback_close(struct snd_pcm_substream *substream)
458 struct snd_ad1816a *chip = snd_pcm_substream_chip(substream);
460 chip->playback_substream = NULL;
461 snd_ad1816a_close(chip, AD1816A_MODE_PLAYBACK);
465 static int snd_ad1816a_capture_close(struct snd_pcm_substream *substream)
467 struct snd_ad1816a *chip = snd_pcm_substream_chip(substream);
469 chip->capture_substream = NULL;
470 snd_ad1816a_close(chip, AD1816A_MODE_CAPTURE);
475 static void snd_ad1816a_init(struct snd_ad1816a *chip)
479 spin_lock_irqsave(&chip->lock, flags);
481 snd_ad1816a_out(chip, AD1816A_INTERRUPT_STATUS, 0x00);
482 snd_ad1816a_out_mask(chip, AD1816A_PLAYBACK_CONFIG,
483 AD1816A_PLAYBACK_ENABLE | AD1816A_PLAYBACK_PIO, 0x00);
484 snd_ad1816a_out_mask(chip, AD1816A_CAPTURE_CONFIG,
485 AD1816A_CAPTURE_ENABLE | AD1816A_CAPTURE_PIO, 0x00);
486 snd_ad1816a_write(chip, AD1816A_INTERRUPT_ENABLE, 0x0000);
487 snd_ad1816a_write_mask(chip, AD1816A_CHIP_CONFIG,
488 AD1816A_CAPTURE_NOT_EQUAL | AD1816A_WSS_ENABLE, 0xffff);
489 snd_ad1816a_write(chip, AD1816A_DSP_CONFIG, 0x0000);
490 snd_ad1816a_write(chip, AD1816A_POWERDOWN_CTRL, 0x0000);
492 spin_unlock_irqrestore(&chip->lock, flags);
496 void snd_ad1816a_suspend(struct snd_ad1816a *chip)
501 spin_lock_irqsave(&chip->lock, flags);
502 for (reg = 0; reg < 48; reg++)
503 chip->image[reg] = snd_ad1816a_read(chip, reg);
504 spin_unlock_irqrestore(&chip->lock, flags);
507 void snd_ad1816a_resume(struct snd_ad1816a *chip)
512 snd_ad1816a_init(chip);
513 spin_lock_irqsave(&chip->lock, flags);
514 for (reg = 0; reg < 48; reg++)
515 snd_ad1816a_write(chip, reg, chip->image[reg]);
516 spin_unlock_irqrestore(&chip->lock, flags);
520 static int snd_ad1816a_probe(struct snd_ad1816a *chip)
524 spin_lock_irqsave(&chip->lock, flags);
526 switch (chip->version = snd_ad1816a_read(chip, AD1816A_VERSION_ID)) {
528 chip->hardware = AD1816A_HW_AD1815;
531 chip->hardware = AD1816A_HW_AD18MAX10;
534 chip->hardware = AD1816A_HW_AD1816A;
537 chip->hardware = AD1816A_HW_AUTO;
540 spin_unlock_irqrestore(&chip->lock, flags);
544 static const char *snd_ad1816a_chip_id(struct snd_ad1816a *chip)
546 switch (chip->hardware) {
547 case AD1816A_HW_AD1816A: return "AD1816A";
548 case AD1816A_HW_AD1815: return "AD1815";
549 case AD1816A_HW_AD18MAX10: return "AD18max10";
551 snd_printk(KERN_WARNING "Unknown chip version %d:%d.\n",
552 chip->version, chip->hardware);
553 return "AD1816A - unknown";
557 int snd_ad1816a_create(struct snd_card *card,
558 unsigned long port, int irq, int dma1, int dma2,
559 struct snd_ad1816a *chip)
567 chip->res_port = devm_request_region(card->dev, port, 16, "AD1816A");
568 if (!chip->res_port) {
569 snd_printk(KERN_ERR "ad1816a: can't grab port 0x%lx\n", port);
572 if (devm_request_irq(card->dev, irq, snd_ad1816a_interrupt, 0,
573 "AD1816A", (void *) chip)) {
574 snd_printk(KERN_ERR "ad1816a: can't grab IRQ %d\n", irq);
578 card->sync_irq = chip->irq;
579 if (snd_devm_request_dma(card->dev, dma1, "AD1816A - 1")) {
580 snd_printk(KERN_ERR "ad1816a: can't grab DMA1 %d\n", dma1);
584 if (snd_devm_request_dma(card->dev, dma2, "AD1816A - 2")) {
585 snd_printk(KERN_ERR "ad1816a: can't grab DMA2 %d\n", dma2);
592 spin_lock_init(&chip->lock);
594 error = snd_ad1816a_probe(chip);
598 snd_ad1816a_init(chip);
603 static const struct snd_pcm_ops snd_ad1816a_playback_ops = {
604 .open = snd_ad1816a_playback_open,
605 .close = snd_ad1816a_playback_close,
606 .prepare = snd_ad1816a_playback_prepare,
607 .trigger = snd_ad1816a_playback_trigger,
608 .pointer = snd_ad1816a_playback_pointer,
611 static const struct snd_pcm_ops snd_ad1816a_capture_ops = {
612 .open = snd_ad1816a_capture_open,
613 .close = snd_ad1816a_capture_close,
614 .prepare = snd_ad1816a_capture_prepare,
615 .trigger = snd_ad1816a_capture_trigger,
616 .pointer = snd_ad1816a_capture_pointer,
619 int snd_ad1816a_pcm(struct snd_ad1816a *chip, int device)
624 error = snd_pcm_new(chip->card, "AD1816A", device, 1, 1, &pcm);
628 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ad1816a_playback_ops);
629 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_ad1816a_capture_ops);
631 pcm->private_data = chip;
632 pcm->info_flags = (chip->dma1 == chip->dma2 ) ? SNDRV_PCM_INFO_JOINT_DUPLEX : 0;
634 strcpy(pcm->name, snd_ad1816a_chip_id(chip));
635 snd_ad1816a_init(chip);
637 snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV, chip->card->dev,
638 64*1024, chip->dma1 > 3 || chip->dma2 > 3 ? 128*1024 : 64*1024);
644 int snd_ad1816a_timer(struct snd_ad1816a *chip, int device)
646 struct snd_timer *timer;
647 struct snd_timer_id tid;
650 tid.dev_class = SNDRV_TIMER_CLASS_CARD;
651 tid.dev_sclass = SNDRV_TIMER_SCLASS_NONE;
652 tid.card = chip->card->number;
655 error = snd_timer_new(chip->card, "AD1816A", &tid, &timer);
658 strcpy(timer->name, snd_ad1816a_chip_id(chip));
659 timer->private_data = chip;
661 timer->hw = snd_ad1816a_timer_table;
669 static int snd_ad1816a_info_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
671 static const char * const texts[8] = {
672 "Line", "Mix", "CD", "Synth", "Video",
676 return snd_ctl_enum_info(uinfo, 2, 7, texts);
679 static int snd_ad1816a_get_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
681 struct snd_ad1816a *chip = snd_kcontrol_chip(kcontrol);
685 spin_lock_irqsave(&chip->lock, flags);
686 val = snd_ad1816a_read(chip, AD1816A_ADC_SOURCE_SEL);
687 spin_unlock_irqrestore(&chip->lock, flags);
688 ucontrol->value.enumerated.item[0] = (val >> 12) & 7;
689 ucontrol->value.enumerated.item[1] = (val >> 4) & 7;
693 static int snd_ad1816a_put_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
695 struct snd_ad1816a *chip = snd_kcontrol_chip(kcontrol);
700 if (ucontrol->value.enumerated.item[0] > 6 ||
701 ucontrol->value.enumerated.item[1] > 6)
703 val = (ucontrol->value.enumerated.item[0] << 12) |
704 (ucontrol->value.enumerated.item[1] << 4);
705 spin_lock_irqsave(&chip->lock, flags);
706 change = snd_ad1816a_read(chip, AD1816A_ADC_SOURCE_SEL) != val;
707 snd_ad1816a_write(chip, AD1816A_ADC_SOURCE_SEL, val);
708 spin_unlock_irqrestore(&chip->lock, flags);
712 #define AD1816A_SINGLE_TLV(xname, reg, shift, mask, invert, xtlv) \
713 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
714 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
715 .name = xname, .info = snd_ad1816a_info_single, \
716 .get = snd_ad1816a_get_single, .put = snd_ad1816a_put_single, \
717 .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24), \
718 .tlv = { .p = (xtlv) } }
719 #define AD1816A_SINGLE(xname, reg, shift, mask, invert) \
720 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_ad1816a_info_single, \
721 .get = snd_ad1816a_get_single, .put = snd_ad1816a_put_single, \
722 .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
724 static int snd_ad1816a_info_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
726 int mask = (kcontrol->private_value >> 16) & 0xff;
728 uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
730 uinfo->value.integer.min = 0;
731 uinfo->value.integer.max = mask;
735 static int snd_ad1816a_get_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
737 struct snd_ad1816a *chip = snd_kcontrol_chip(kcontrol);
739 int reg = kcontrol->private_value & 0xff;
740 int shift = (kcontrol->private_value >> 8) & 0xff;
741 int mask = (kcontrol->private_value >> 16) & 0xff;
742 int invert = (kcontrol->private_value >> 24) & 0xff;
744 spin_lock_irqsave(&chip->lock, flags);
745 ucontrol->value.integer.value[0] = (snd_ad1816a_read(chip, reg) >> shift) & mask;
746 spin_unlock_irqrestore(&chip->lock, flags);
748 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
752 static int snd_ad1816a_put_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
754 struct snd_ad1816a *chip = snd_kcontrol_chip(kcontrol);
756 int reg = kcontrol->private_value & 0xff;
757 int shift = (kcontrol->private_value >> 8) & 0xff;
758 int mask = (kcontrol->private_value >> 16) & 0xff;
759 int invert = (kcontrol->private_value >> 24) & 0xff;
761 unsigned short old_val, val;
763 val = (ucontrol->value.integer.value[0] & mask);
767 spin_lock_irqsave(&chip->lock, flags);
768 old_val = snd_ad1816a_read(chip, reg);
769 val = (old_val & ~(mask << shift)) | val;
770 change = val != old_val;
771 snd_ad1816a_write(chip, reg, val);
772 spin_unlock_irqrestore(&chip->lock, flags);
776 #define AD1816A_DOUBLE_TLV(xname, reg, shift_left, shift_right, mask, invert, xtlv) \
777 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
778 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
779 .name = xname, .info = snd_ad1816a_info_double, \
780 .get = snd_ad1816a_get_double, .put = snd_ad1816a_put_double, \
781 .private_value = reg | (shift_left << 8) | (shift_right << 12) | (mask << 16) | (invert << 24), \
782 .tlv = { .p = (xtlv) } }
784 #define AD1816A_DOUBLE(xname, reg, shift_left, shift_right, mask, invert) \
785 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_ad1816a_info_double, \
786 .get = snd_ad1816a_get_double, .put = snd_ad1816a_put_double, \
787 .private_value = reg | (shift_left << 8) | (shift_right << 12) | (mask << 16) | (invert << 24) }
789 static int snd_ad1816a_info_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
791 int mask = (kcontrol->private_value >> 16) & 0xff;
793 uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
795 uinfo->value.integer.min = 0;
796 uinfo->value.integer.max = mask;
800 static int snd_ad1816a_get_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
802 struct snd_ad1816a *chip = snd_kcontrol_chip(kcontrol);
804 int reg = kcontrol->private_value & 0xff;
805 int shift_left = (kcontrol->private_value >> 8) & 0x0f;
806 int shift_right = (kcontrol->private_value >> 12) & 0x0f;
807 int mask = (kcontrol->private_value >> 16) & 0xff;
808 int invert = (kcontrol->private_value >> 24) & 0xff;
811 spin_lock_irqsave(&chip->lock, flags);
812 val = snd_ad1816a_read(chip, reg);
813 ucontrol->value.integer.value[0] = (val >> shift_left) & mask;
814 ucontrol->value.integer.value[1] = (val >> shift_right) & mask;
815 spin_unlock_irqrestore(&chip->lock, flags);
817 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
818 ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1];
823 static int snd_ad1816a_put_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
825 struct snd_ad1816a *chip = snd_kcontrol_chip(kcontrol);
827 int reg = kcontrol->private_value & 0xff;
828 int shift_left = (kcontrol->private_value >> 8) & 0x0f;
829 int shift_right = (kcontrol->private_value >> 12) & 0x0f;
830 int mask = (kcontrol->private_value >> 16) & 0xff;
831 int invert = (kcontrol->private_value >> 24) & 0xff;
833 unsigned short old_val, val1, val2;
835 val1 = ucontrol->value.integer.value[0] & mask;
836 val2 = ucontrol->value.integer.value[1] & mask;
842 val2 <<= shift_right;
843 spin_lock_irqsave(&chip->lock, flags);
844 old_val = snd_ad1816a_read(chip, reg);
845 val1 = (old_val & ~((mask << shift_left) | (mask << shift_right))) | val1 | val2;
846 change = val1 != old_val;
847 snd_ad1816a_write(chip, reg, val1);
848 spin_unlock_irqrestore(&chip->lock, flags);
852 static const DECLARE_TLV_DB_SCALE(db_scale_4bit, -4500, 300, 0);
853 static const DECLARE_TLV_DB_SCALE(db_scale_5bit, -4650, 150, 0);
854 static const DECLARE_TLV_DB_SCALE(db_scale_6bit, -9450, 150, 0);
855 static const DECLARE_TLV_DB_SCALE(db_scale_5bit_12db_max, -3450, 150, 0);
856 static const DECLARE_TLV_DB_SCALE(db_scale_rec_gain, 0, 150, 0);
858 static const struct snd_kcontrol_new snd_ad1816a_controls[] = {
859 AD1816A_DOUBLE("Master Playback Switch", AD1816A_MASTER_ATT, 15, 7, 1, 1),
860 AD1816A_DOUBLE_TLV("Master Playback Volume", AD1816A_MASTER_ATT, 8, 0, 31, 1,
862 AD1816A_DOUBLE("PCM Playback Switch", AD1816A_VOICE_ATT, 15, 7, 1, 1),
863 AD1816A_DOUBLE_TLV("PCM Playback Volume", AD1816A_VOICE_ATT, 8, 0, 63, 1,
865 AD1816A_DOUBLE("Line Playback Switch", AD1816A_LINE_GAIN_ATT, 15, 7, 1, 1),
866 AD1816A_DOUBLE_TLV("Line Playback Volume", AD1816A_LINE_GAIN_ATT, 8, 0, 31, 1,
867 db_scale_5bit_12db_max),
868 AD1816A_DOUBLE("CD Playback Switch", AD1816A_CD_GAIN_ATT, 15, 7, 1, 1),
869 AD1816A_DOUBLE_TLV("CD Playback Volume", AD1816A_CD_GAIN_ATT, 8, 0, 31, 1,
870 db_scale_5bit_12db_max),
871 AD1816A_DOUBLE("Synth Playback Switch", AD1816A_SYNTH_GAIN_ATT, 15, 7, 1, 1),
872 AD1816A_DOUBLE_TLV("Synth Playback Volume", AD1816A_SYNTH_GAIN_ATT, 8, 0, 31, 1,
873 db_scale_5bit_12db_max),
874 AD1816A_DOUBLE("FM Playback Switch", AD1816A_FM_ATT, 15, 7, 1, 1),
875 AD1816A_DOUBLE_TLV("FM Playback Volume", AD1816A_FM_ATT, 8, 0, 63, 1,
877 AD1816A_SINGLE("Mic Playback Switch", AD1816A_MIC_GAIN_ATT, 15, 1, 1),
878 AD1816A_SINGLE_TLV("Mic Playback Volume", AD1816A_MIC_GAIN_ATT, 8, 31, 1,
879 db_scale_5bit_12db_max),
880 AD1816A_SINGLE("Mic Boost", AD1816A_MIC_GAIN_ATT, 14, 1, 0),
881 AD1816A_DOUBLE("Video Playback Switch", AD1816A_VID_GAIN_ATT, 15, 7, 1, 1),
882 AD1816A_DOUBLE_TLV("Video Playback Volume", AD1816A_VID_GAIN_ATT, 8, 0, 31, 1,
883 db_scale_5bit_12db_max),
884 AD1816A_SINGLE("Phone Capture Switch", AD1816A_PHONE_IN_GAIN_ATT, 15, 1, 1),
885 AD1816A_SINGLE_TLV("Phone Capture Volume", AD1816A_PHONE_IN_GAIN_ATT, 0, 15, 1,
887 AD1816A_SINGLE("Phone Playback Switch", AD1816A_PHONE_OUT_ATT, 7, 1, 1),
888 AD1816A_SINGLE_TLV("Phone Playback Volume", AD1816A_PHONE_OUT_ATT, 0, 31, 1,
891 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
892 .name = "Capture Source",
893 .info = snd_ad1816a_info_mux,
894 .get = snd_ad1816a_get_mux,
895 .put = snd_ad1816a_put_mux,
897 AD1816A_DOUBLE("Capture Switch", AD1816A_ADC_PGA, 15, 7, 1, 1),
898 AD1816A_DOUBLE_TLV("Capture Volume", AD1816A_ADC_PGA, 8, 0, 15, 0,
900 AD1816A_SINGLE("3D Control - Switch", AD1816A_3D_PHAT_CTRL, 15, 1, 1),
901 AD1816A_SINGLE("3D Control - Level", AD1816A_3D_PHAT_CTRL, 0, 15, 0),
904 int snd_ad1816a_mixer(struct snd_ad1816a *chip)
906 struct snd_card *card;
910 if (snd_BUG_ON(!chip || !chip->card))
915 strcpy(card->mixername, snd_ad1816a_chip_id(chip));
917 for (idx = 0; idx < ARRAY_SIZE(snd_ad1816a_controls); idx++) {
918 err = snd_ctl_add(card, snd_ctl_new1(&snd_ad1816a_controls[idx], chip));