3 * Copyright (c) by AudioScience Inc <alsa@audioscience.com>
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of version 2 of the GNU General Public License as
7 * published by the Free Software Foundation;
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 * The following is not a condition of use, merely a request:
20 * If you modify this program, particularly if you fix errors, AudioScience Inc
21 * would appreciate it if you grant us the right to use those modifications
22 * for any purpose including commercial applications.
24 /* >0: print Hw params, timer vars. >1: print stream write/copy sizes */
25 #define REALLY_VERBOSE_LOGGING 0
27 #if REALLY_VERBOSE_LOGGING
28 #define VPRINTK1 snd_printd
33 #if REALLY_VERBOSE_LOGGING > 1
34 #define VPRINTK2 snd_printd
39 #ifndef ASI_STYLE_NAMES
40 /* not sure how ALSA style name should look */
41 #define ASI_STYLE_NAMES 1
44 #include "hpi_internal.h"
45 #include "hpimsginit.h"
48 #include <linux/pci.h>
49 #include <linux/init.h>
50 #include <linux/jiffies.h>
51 #include <linux/slab.h>
52 #include <linux/time.h>
53 #include <linux/wait.h>
54 #include <sound/core.h>
55 #include <sound/control.h>
56 #include <sound/pcm.h>
57 #include <sound/pcm_params.h>
58 #include <sound/info.h>
59 #include <sound/initval.h>
60 #include <sound/tlv.h>
61 #include <sound/hwdep.h>
64 MODULE_LICENSE("GPL");
65 MODULE_AUTHOR("AudioScience inc. <support@audioscience.com>");
66 MODULE_DESCRIPTION("AudioScience ALSA ASI5000 ASI6000 ASI87xx ASI89xx");
68 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* index 0-MAX */
69 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
70 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;
71 static int enable_hpi_hwdep = 1;
73 module_param_array(index, int, NULL, S_IRUGO);
74 MODULE_PARM_DESC(index, "ALSA index value for AudioScience soundcard.");
76 module_param_array(id, charp, NULL, S_IRUGO);
77 MODULE_PARM_DESC(id, "ALSA ID string for AudioScience soundcard.");
79 module_param_array(enable, bool, NULL, S_IRUGO);
80 MODULE_PARM_DESC(enable, "ALSA enable AudioScience soundcard.");
82 module_param(enable_hpi_hwdep, bool, S_IRUGO|S_IWUSR);
83 MODULE_PARM_DESC(enable_hpi_hwdep,
84 "ALSA enable HPI hwdep for AudioScience soundcard ");
87 #ifdef KERNEL_ALSA_BUILD
88 static char *build_info = "built using headers from kernel source";
89 module_param(build_info, charp, S_IRUGO);
90 MODULE_PARM_DESC(build_info, "built using headers from kernel source");
92 static char *build_info = "built within ALSA source";
93 module_param(build_info, charp, S_IRUGO);
94 MODULE_PARM_DESC(build_info, "built within ALSA source");
97 /* set to 1 to dump every control from adapter to log */
98 static const int mixer_dump;
100 #define DEFAULT_SAMPLERATE 44100
101 static int adapter_fs = DEFAULT_SAMPLERATE;
103 static struct hpi_hsubsys *ss; /* handle to HPI audio subsystem */
106 #define PERIODS_MIN 2
107 #define PERIOD_BYTES_MIN 2304
108 #define BUFFER_BYTES_MAX (512 * 1024)
110 /*#define TIMER_MILLISECONDS 20
111 #define FORCE_TIMER_JIFFIES ((TIMER_MILLISECONDS * HZ + 999)/1000)
114 #define MAX_CLOCKSOURCES (HPI_SAMPLECLOCK_SOURCE_LAST + 1 + 7)
125 struct clk_source s[MAX_CLOCKSOURCES];
129 struct snd_card_asihpi {
130 struct snd_card *card;
143 u16 support_grouping;
145 u16 update_interval_frames;
150 /* Per stream data */
151 struct snd_card_asihpi_pcm {
152 struct timer_list timer;
153 unsigned int respawn_timer;
154 unsigned int hpi_buffer_attached;
155 unsigned int pcm_size;
156 unsigned int pcm_count;
157 unsigned int bytes_per_sec;
158 unsigned int pcm_irq_pos; /* IRQ position */
159 unsigned int pcm_buf_pos; /* position in buffer */
160 struct snd_pcm_substream *substream;
162 struct hpi_format format;
165 /* universal stream verbs work with out or in stream handles */
167 /* Functions to allow driver to give a buffer to HPI for busmastering */
169 static u16 hpi_stream_host_buffer_attach(
170 struct hpi_hsubsys *hS,
171 u32 h_stream, /* handle to outstream. */
172 u32 size_in_bytes, /* size in bytes of bus mastering buffer */
176 struct hpi_message hm;
177 struct hpi_response hr;
178 unsigned int obj = hpi_handle_object(h_stream);
181 return HPI_ERROR_INVALID_OBJ;
182 hpi_init_message_response(&hm, &hr, obj,
183 obj == HPI_OBJ_OSTREAM ?
184 HPI_OSTREAM_HOSTBUFFER_ALLOC :
185 HPI_ISTREAM_HOSTBUFFER_ALLOC);
187 hpi_handle_to_indexes(h_stream, &hm.adapter_index,
190 hm.u.d.u.buffer.buffer_size = size_in_bytes;
191 hm.u.d.u.buffer.pci_address = pci_address;
192 hm.u.d.u.buffer.command = HPI_BUFFER_CMD_INTERNAL_GRANTADAPTER;
193 hpi_send_recv(&hm, &hr);
197 static u16 hpi_stream_host_buffer_detach(
198 struct hpi_hsubsys *hS,
202 struct hpi_message hm;
203 struct hpi_response hr;
204 unsigned int obj = hpi_handle_object(h_stream);
207 return HPI_ERROR_INVALID_OBJ;
209 hpi_init_message_response(&hm, &hr, obj,
210 obj == HPI_OBJ_OSTREAM ?
211 HPI_OSTREAM_HOSTBUFFER_FREE :
212 HPI_ISTREAM_HOSTBUFFER_FREE);
214 hpi_handle_to_indexes(h_stream, &hm.adapter_index,
216 hm.u.d.u.buffer.command = HPI_BUFFER_CMD_INTERNAL_REVOKEADAPTER;
217 hpi_send_recv(&hm, &hr);
221 static inline u16 hpi_stream_start(struct hpi_hsubsys *hS, u32 h_stream)
223 if (hpi_handle_object(h_stream) == HPI_OBJ_OSTREAM)
224 return hpi_outstream_start(hS, h_stream);
226 return hpi_instream_start(hS, h_stream);
229 static inline u16 hpi_stream_stop(struct hpi_hsubsys *hS, u32 h_stream)
231 if (hpi_handle_object(h_stream) == HPI_OBJ_OSTREAM)
232 return hpi_outstream_stop(hS, h_stream);
234 return hpi_instream_stop(hS, h_stream);
237 static inline u16 hpi_stream_get_info_ex(
238 struct hpi_hsubsys *hS,
242 u32 *pdata_in_buffer,
247 if (hpi_handle_object(h_stream) == HPI_OBJ_OSTREAM)
248 return hpi_outstream_get_info_ex(hS, h_stream, pw_state,
249 pbuffer_size, pdata_in_buffer,
250 psample_count, pauxiliary_data);
252 return hpi_instream_get_info_ex(hS, h_stream, pw_state,
253 pbuffer_size, pdata_in_buffer,
254 psample_count, pauxiliary_data);
257 static inline u16 hpi_stream_group_add(struct hpi_hsubsys *hS,
261 if (hpi_handle_object(h_master) == HPI_OBJ_OSTREAM)
262 return hpi_outstream_group_add(hS, h_master, h_stream);
264 return hpi_instream_group_add(hS, h_master, h_stream);
267 static inline u16 hpi_stream_group_reset(struct hpi_hsubsys *hS,
270 if (hpi_handle_object(h_stream) == HPI_OBJ_OSTREAM)
271 return hpi_outstream_group_reset(hS, h_stream);
273 return hpi_instream_group_reset(hS, h_stream);
276 static inline u16 hpi_stream_group_get_map(struct hpi_hsubsys *hS,
277 u32 h_stream, u32 *mo, u32 *mi)
279 if (hpi_handle_object(h_stream) == HPI_OBJ_OSTREAM)
280 return hpi_outstream_group_get_map(hS, h_stream, mo, mi);
282 return hpi_instream_group_get_map(hS, h_stream, mo, mi);
285 static u16 handle_error(u16 err, int line, char *filename)
289 "in file %s, line %d: HPI error %d\n",
290 filename, line, err);
294 #define hpi_handle_error(x) handle_error(x, __LINE__, __FILE__)
296 /***************************** GENERAL PCM ****************/
297 #if REALLY_VERBOSE_LOGGING
298 static void print_hwparams(struct snd_pcm_hw_params *p)
300 snd_printd("HWPARAMS \n");
301 snd_printd("samplerate %d \n", params_rate(p));
302 snd_printd("channels %d \n", params_channels(p));
303 snd_printd("format %d \n", params_format(p));
304 snd_printd("subformat %d \n", params_subformat(p));
305 snd_printd("buffer bytes %d \n", params_buffer_bytes(p));
306 snd_printd("period bytes %d \n", params_period_bytes(p));
307 snd_printd("access %d \n", params_access(p));
308 snd_printd("period_size %d \n", params_period_size(p));
309 snd_printd("periods %d \n", params_periods(p));
310 snd_printd("buffer_size %d \n", params_buffer_size(p));
313 #define print_hwparams(x)
316 static snd_pcm_format_t hpi_to_alsa_formats[] = {
318 SNDRV_PCM_FORMAT_U8, /* HPI_FORMAT_PCM8_UNSIGNED 1 */
319 SNDRV_PCM_FORMAT_S16, /* HPI_FORMAT_PCM16_SIGNED 2 */
320 -1, /* HPI_FORMAT_MPEG_L1 3 */
321 SNDRV_PCM_FORMAT_MPEG, /* HPI_FORMAT_MPEG_L2 4 */
322 SNDRV_PCM_FORMAT_MPEG, /* HPI_FORMAT_MPEG_L3 5 */
323 -1, /* HPI_FORMAT_DOLBY_AC2 6 */
324 -1, /* HPI_FORMAT_DOLBY_AC3 7 */
325 SNDRV_PCM_FORMAT_S16_BE,/* HPI_FORMAT_PCM16_BIGENDIAN 8 */
326 -1, /* HPI_FORMAT_AA_TAGIT1_HITS 9 */
327 -1, /* HPI_FORMAT_AA_TAGIT1_INSERTS 10 */
328 SNDRV_PCM_FORMAT_S32, /* HPI_FORMAT_PCM32_SIGNED 11 */
329 -1, /* HPI_FORMAT_RAW_BITSTREAM 12 */
330 -1, /* HPI_FORMAT_AA_TAGIT1_HITS_EX1 13 */
331 SNDRV_PCM_FORMAT_FLOAT, /* HPI_FORMAT_PCM32_FLOAT 14 */
333 /* ALSA can't handle 3 byte sample size together with power-of-2
334 * constraint on buffer_bytes, so disable this format
338 /* SNDRV_PCM_FORMAT_S24_3LE */ /* { HPI_FORMAT_PCM24_SIGNED 15 */
343 static int snd_card_asihpi_format_alsa2hpi(snd_pcm_format_t alsa_format,
348 for (format = HPI_FORMAT_PCM8_UNSIGNED;
349 format <= HPI_FORMAT_PCM24_SIGNED; format++) {
350 if (hpi_to_alsa_formats[format] == alsa_format) {
351 *hpi_format = format;
356 snd_printd(KERN_WARNING "failed match for alsa format %d\n",
362 static void snd_card_asihpi_pcm_samplerates(struct snd_card_asihpi *asihpi,
363 struct snd_pcm_hardware *pcmhw)
369 unsigned int rate_min = 200000;
370 unsigned int rate_max = 0;
371 unsigned int rates = 0;
373 if (asihpi->support_mrx) {
374 rates |= SNDRV_PCM_RATE_CONTINUOUS;
375 rates |= SNDRV_PCM_RATE_8000_96000;
379 /* on cards without SRC,
380 valid rates are determined by sampleclock */
381 err = hpi_mixer_get_control(ss, asihpi->h_mixer,
382 HPI_SOURCENODE_CLOCK_SOURCE, 0, 0, 0,
383 HPI_CONTROL_SAMPLECLOCK, &h_control);
386 "no local sampleclock, err %d\n", err);
389 for (idx = 0; idx < 100; idx++) {
390 if (hpi_sample_clock_query_local_rate(ss,
391 h_control, idx, &sample_rate)) {
394 "local rate query failed\n");
399 rate_min = min(rate_min, sample_rate);
400 rate_max = max(rate_max, sample_rate);
402 switch (sample_rate) {
404 rates |= SNDRV_PCM_RATE_5512;
407 rates |= SNDRV_PCM_RATE_8000;
410 rates |= SNDRV_PCM_RATE_11025;
413 rates |= SNDRV_PCM_RATE_16000;
416 rates |= SNDRV_PCM_RATE_22050;
419 rates |= SNDRV_PCM_RATE_32000;
422 rates |= SNDRV_PCM_RATE_44100;
425 rates |= SNDRV_PCM_RATE_48000;
428 rates |= SNDRV_PCM_RATE_64000;
431 rates |= SNDRV_PCM_RATE_88200;
434 rates |= SNDRV_PCM_RATE_96000;
437 rates |= SNDRV_PCM_RATE_176400;
440 rates |= SNDRV_PCM_RATE_192000;
442 default: /* some other rate */
443 rates |= SNDRV_PCM_RATE_KNOT;
448 /* printk(KERN_INFO "Supported rates %X %d %d\n",
449 rates, rate_min, rate_max); */
450 pcmhw->rates = rates;
451 pcmhw->rate_min = rate_min;
452 pcmhw->rate_max = rate_max;
455 static int snd_card_asihpi_pcm_hw_params(struct snd_pcm_substream *substream,
456 struct snd_pcm_hw_params *params)
458 struct snd_pcm_runtime *runtime = substream->runtime;
459 struct snd_card_asihpi_pcm *dpcm = runtime->private_data;
460 struct snd_card_asihpi *card = snd_pcm_substream_chip(substream);
464 unsigned int bytes_per_sec;
466 print_hwparams(params);
467 err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(params));
470 err = snd_card_asihpi_format_alsa2hpi(params_format(params), &format);
474 VPRINTK1(KERN_INFO "format %d, %d chans, %d_hz\n",
475 format, params_channels(params),
476 params_rate(params));
478 hpi_handle_error(hpi_format_create(&dpcm->format,
479 params_channels(params),
480 format, params_rate(params), 0, 0));
482 if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) {
483 if (hpi_instream_reset(ss, dpcm->h_stream) != 0)
486 if (hpi_instream_set_format(ss,
487 dpcm->h_stream, &dpcm->format) != 0)
491 dpcm->hpi_buffer_attached = 0;
492 if (card->support_mmap) {
494 err = hpi_stream_host_buffer_attach(ss, dpcm->h_stream,
495 params_buffer_bytes(params), runtime->dma_addr);
498 "stream_host_buffer_attach succeeded %u %lu\n",
499 params_buffer_bytes(params),
500 (unsigned long)runtime->dma_addr);
503 "stream_host_buffer_attach error %d\n",
508 err = hpi_stream_get_info_ex(ss, dpcm->h_stream, NULL,
509 &dpcm->hpi_buffer_attached,
512 snd_printd(KERN_INFO "stream_host_buffer_attach status 0x%x\n",
513 dpcm->hpi_buffer_attached);
515 bytes_per_sec = params_rate(params) * params_channels(params);
516 width = snd_pcm_format_width(params_format(params));
517 bytes_per_sec *= width;
519 if (width < 0 || bytes_per_sec == 0)
522 dpcm->bytes_per_sec = bytes_per_sec;
523 dpcm->pcm_size = params_buffer_bytes(params);
524 dpcm->pcm_count = params_period_bytes(params);
525 snd_printd(KERN_INFO "pcm_size=%d, pcm_count=%d, bps=%d\n",
526 dpcm->pcm_size, dpcm->pcm_count, bytes_per_sec);
528 dpcm->pcm_irq_pos = 0;
529 dpcm->pcm_buf_pos = 0;
533 static void snd_card_asihpi_pcm_timer_start(struct snd_pcm_substream *
536 struct snd_pcm_runtime *runtime = substream->runtime;
537 struct snd_card_asihpi_pcm *dpcm = runtime->private_data;
540 expiry = (dpcm->pcm_count * HZ / dpcm->bytes_per_sec);
541 /* wait longer the first time, for samples to propagate */
542 expiry = max(expiry, 20);
543 dpcm->timer.expires = jiffies + expiry;
544 dpcm->respawn_timer = 1;
545 add_timer(&dpcm->timer);
548 static void snd_card_asihpi_pcm_timer_stop(struct snd_pcm_substream *substream)
550 struct snd_pcm_runtime *runtime = substream->runtime;
551 struct snd_card_asihpi_pcm *dpcm = runtime->private_data;
553 dpcm->respawn_timer = 0;
554 del_timer(&dpcm->timer);
557 static int snd_card_asihpi_trigger(struct snd_pcm_substream *substream,
560 struct snd_card_asihpi_pcm *dpcm = substream->runtime->private_data;
561 struct snd_card_asihpi *card = snd_pcm_substream_chip(substream);
562 struct snd_pcm_substream *s;
565 snd_printd("trigger %dstream %d\n",
566 substream->stream, substream->number);
568 case SNDRV_PCM_TRIGGER_START:
569 snd_pcm_group_for_each_entry(s, substream) {
570 struct snd_card_asihpi_pcm *ds;
571 ds = s->runtime->private_data;
573 if (snd_pcm_substream_chip(s) != card)
576 if ((s->stream == SNDRV_PCM_STREAM_PLAYBACK) &&
577 (card->support_mmap)) {
578 /* How do I know how much valid data is present
579 * in buffer? Just guessing 2 periods, but if
580 * buffer is bigger it may contain even more
583 unsigned int preload = ds->pcm_count * 2;
584 VPRINTK2("preload %d\n", preload);
585 hpi_handle_error(hpi_outstream_write_buf(
587 &s->runtime->dma_area[0],
592 if (card->support_grouping) {
593 VPRINTK1("\t_group %dstream %d\n", s->stream,
595 e = hpi_stream_group_add(ss,
599 snd_pcm_trigger_done(s, substream);
607 snd_printd("start\n");
608 /* start the master stream */
609 snd_card_asihpi_pcm_timer_start(substream);
610 hpi_handle_error(hpi_stream_start(ss, dpcm->h_stream));
613 case SNDRV_PCM_TRIGGER_STOP:
614 snd_card_asihpi_pcm_timer_stop(substream);
615 snd_pcm_group_for_each_entry(s, substream) {
616 if (snd_pcm_substream_chip(s) != card)
619 /*? workaround linked streams don't
620 transition to SETUP 20070706*/
621 s->runtime->status->state = SNDRV_PCM_STATE_SETUP;
623 if (card->support_grouping) {
624 VPRINTK1("\t_group %dstream %d\n", s->stream,
626 snd_pcm_trigger_done(s, substream);
630 snd_printd("stop\n");
632 /* _prepare and _hwparams reset the stream */
633 hpi_handle_error(hpi_stream_stop(ss, dpcm->h_stream));
634 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
636 hpi_outstream_reset(ss, dpcm->h_stream));
638 if (card->support_grouping)
639 hpi_handle_error(hpi_stream_group_reset(ss,
643 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
644 snd_printd("pause release\n");
645 hpi_handle_error(hpi_stream_start(ss, dpcm->h_stream));
646 snd_card_asihpi_pcm_timer_start(substream);
648 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
649 snd_printd("pause\n");
650 snd_card_asihpi_pcm_timer_stop(substream);
651 hpi_handle_error(hpi_stream_stop(ss, dpcm->h_stream));
654 snd_printd("\tINVALID\n");
662 snd_card_asihpi_hw_free(struct snd_pcm_substream *substream)
664 struct snd_pcm_runtime *runtime = substream->runtime;
665 struct snd_card_asihpi_pcm *dpcm = runtime->private_data;
666 if (dpcm->hpi_buffer_attached)
667 hpi_stream_host_buffer_detach(ss, dpcm->h_stream);
669 snd_pcm_lib_free_pages(substream);
673 static void snd_card_asihpi_runtime_free(struct snd_pcm_runtime *runtime)
675 struct snd_card_asihpi_pcm *dpcm = runtime->private_data;
680 Without linking degenerates to getting single stream pos etc
681 Without mmap 2nd loop degenerates to snd_pcm_period_elapsed
684 buf_pos=get_buf_pos(s);
685 for_each_linked_stream(s) {
686 buf_pos=get_buf_pos(s);
687 min_buf_pos = modulo_min(min_buf_pos, buf_pos, pcm_size)
688 new_data = min(new_data, calc_new_data(buf_pos,irq_pos)
690 timer.expires = jiffies + predict_next_period_ready(min_buf_pos);
691 for_each_linked_stream(s) {
692 s->buf_pos = min_buf_pos;
693 if (new_data > pcm_count) {
695 irq_pos = (irq_pos + pcm_count) % pcm_size;
702 snd_pcm_period_elapsed(s);
707 /** Minimum of 2 modulo values. Works correctly when the difference between
708 * the values is less than half the modulus
710 static inline unsigned int modulo_min(unsigned int a, unsigned int b,
711 unsigned long int modulus)
714 if (((a-b) % modulus) < (modulus/2))
722 /** Timer function, equivalent to interrupt service routine for cards
724 static void snd_card_asihpi_timer_function(unsigned long data)
726 struct snd_card_asihpi_pcm *dpcm = (struct snd_card_asihpi_pcm *)data;
727 struct snd_card_asihpi *card = snd_pcm_substream_chip(dpcm->substream);
728 struct snd_pcm_runtime *runtime;
729 struct snd_pcm_substream *s;
730 unsigned int newdata = 0;
731 unsigned int buf_pos, min_buf_pos = 0;
732 unsigned int remdata, xfercount, next_jiffies;
735 u32 buffer_size, data_avail, samples_played, aux;
737 /* find minimum newdata and buffer pos in group */
738 snd_pcm_group_for_each_entry(s, dpcm->substream) {
739 struct snd_card_asihpi_pcm *ds = s->runtime->private_data;
740 runtime = s->runtime;
742 if (snd_pcm_substream_chip(s) != card)
745 hpi_handle_error(hpi_stream_get_info_ex(ss,
746 ds->h_stream, &state,
747 &buffer_size, &data_avail,
748 &samples_played, &aux));
750 /* number of bytes in on-card buffer */
751 runtime->delay = aux;
753 if (state == HPI_STATE_DRAINED) {
754 snd_printd(KERN_WARNING "outstream %d drained\n",
756 snd_pcm_stop(s, SNDRV_PCM_STATE_XRUN);
760 if (s->stream == SNDRV_PCM_STREAM_PLAYBACK) {
761 buf_pos = frames_to_bytes(runtime, samples_played);
763 buf_pos = data_avail + ds->pcm_irq_pos;
767 /* can't statically init min when wrap is involved */
768 min_buf_pos = buf_pos;
769 newdata = (buf_pos - ds->pcm_irq_pos) % ds->pcm_size;
773 modulo_min(min_buf_pos, buf_pos, UINT_MAX+1L);
775 (buf_pos - ds->pcm_irq_pos) % ds->pcm_size,
779 VPRINTK1("PB timer hw_ptr x%04lX, appl_ptr x%04lX\n",
780 (unsigned long)frames_to_bytes(runtime,
781 runtime->status->hw_ptr),
782 (unsigned long)frames_to_bytes(runtime,
783 runtime->control->appl_ptr));
784 VPRINTK1("%d S=%d, irq=%04X, pos=x%04X, left=x%04X,"
785 " aux=x%04X space=x%04X\n", s->number,
786 state, ds->pcm_irq_pos, buf_pos, (int)data_avail,
787 (int)aux, buffer_size-data_avail);
790 remdata = newdata % dpcm->pcm_count;
791 xfercount = newdata - remdata; /* a multiple of pcm_count */
792 next_jiffies = ((dpcm->pcm_count-remdata) * HZ / dpcm->bytes_per_sec)+1;
793 next_jiffies = max(next_jiffies, 2U * HZ / 1000U);
794 dpcm->timer.expires = jiffies + next_jiffies;
795 VPRINTK1("jif %d buf pos x%04X newdata x%04X xc x%04X\n",
796 next_jiffies, min_buf_pos, newdata, xfercount);
798 snd_pcm_group_for_each_entry(s, dpcm->substream) {
799 struct snd_card_asihpi_pcm *ds = s->runtime->private_data;
800 ds->pcm_buf_pos = min_buf_pos;
803 if (card->support_mmap) {
804 ds->pcm_irq_pos = ds->pcm_irq_pos + xfercount;
805 if (s->stream == SNDRV_PCM_STREAM_PLAYBACK) {
806 VPRINTK2("write OS%d x%04x\n",
810 hpi_outstream_write_buf(
817 VPRINTK2("read IS%d x%04x\n",
821 hpi_instream_read_buf(
825 } /* else R/W will be handled by read/write callbacks */
826 snd_pcm_period_elapsed(s);
830 if (dpcm->respawn_timer)
831 add_timer(&dpcm->timer);
834 /***************************** PLAYBACK OPS ****************/
835 static int snd_card_asihpi_playback_ioctl(struct snd_pcm_substream *substream,
836 unsigned int cmd, void *arg)
838 /* snd_printd(KERN_INFO "Playback ioctl %d\n", cmd); */
839 return snd_pcm_lib_ioctl(substream, cmd, arg);
842 static int snd_card_asihpi_playback_prepare(struct snd_pcm_substream *
845 struct snd_pcm_runtime *runtime = substream->runtime;
846 struct snd_card_asihpi_pcm *dpcm = runtime->private_data;
848 snd_printd(KERN_INFO "playback prepare %d\n", substream->number);
850 hpi_handle_error(hpi_outstream_reset(ss, dpcm->h_stream));
851 dpcm->pcm_irq_pos = 0;
852 dpcm->pcm_buf_pos = 0;
857 static snd_pcm_uframes_t
858 snd_card_asihpi_playback_pointer(struct snd_pcm_substream *substream)
860 struct snd_pcm_runtime *runtime = substream->runtime;
861 struct snd_card_asihpi_pcm *dpcm = runtime->private_data;
862 snd_pcm_uframes_t ptr;
867 if (!snd_pcm_stream_linked(substream)) {
868 /* NOTE, can use samples played for playback position here and
869 * in timer fn because it LAGS the actual read pointer, and is a
870 * better representation of actual playout position
872 err = hpi_outstream_get_info_ex(ss, dpcm->h_stream, NULL,
874 &samples_played, NULL);
875 hpi_handle_error(err);
877 dpcm->pcm_buf_pos = frames_to_bytes(runtime, samples_played);
879 /* else must return most conservative value found in timer func
880 * by looping over all streams
883 ptr = bytes_to_frames(runtime, dpcm->pcm_buf_pos % dpcm->pcm_size);
884 VPRINTK2("playback_pointer=%04ld\n", (unsigned long)ptr);
888 static void snd_card_asihpi_playback_format(struct snd_card_asihpi *asihpi,
890 struct snd_pcm_hardware *pcmhw)
892 struct hpi_format hpi_format;
896 u32 sample_rate = 48000;
898 /* on cards without SRC, must query at valid rate,
899 * maybe set by external sync
901 err = hpi_mixer_get_control(ss, asihpi->h_mixer,
902 HPI_SOURCENODE_CLOCK_SOURCE, 0, 0, 0,
903 HPI_CONTROL_SAMPLECLOCK, &h_control);
906 err = hpi_sample_clock_get_sample_rate(ss, h_control,
909 for (format = HPI_FORMAT_PCM8_UNSIGNED;
910 format <= HPI_FORMAT_PCM24_SIGNED; format++) {
911 err = hpi_format_create(&hpi_format,
912 2, format, sample_rate, 128000, 0);
914 err = hpi_outstream_query_format(ss, h_stream,
916 if (!err && (hpi_to_alsa_formats[format] != -1))
918 (1ULL << hpi_to_alsa_formats[format]);
922 static struct snd_pcm_hardware snd_card_asihpi_playback = {
925 .buffer_bytes_max = BUFFER_BYTES_MAX,
926 .period_bytes_min = PERIOD_BYTES_MIN,
927 .period_bytes_max = BUFFER_BYTES_MAX / PERIODS_MIN,
928 .periods_min = PERIODS_MIN,
929 .periods_max = BUFFER_BYTES_MAX / PERIOD_BYTES_MIN,
933 static int snd_card_asihpi_playback_open(struct snd_pcm_substream *substream)
935 struct snd_pcm_runtime *runtime = substream->runtime;
936 struct snd_card_asihpi_pcm *dpcm;
937 struct snd_card_asihpi *card = snd_pcm_substream_chip(substream);
940 dpcm = kzalloc(sizeof(*dpcm), GFP_KERNEL);
945 hpi_outstream_open(ss, card->adapter_index,
946 substream->number, &dpcm->h_stream);
947 hpi_handle_error(err);
950 if (err == HPI_ERROR_OBJ_ALREADY_OPEN)
955 /*? also check ASI5000 samplerate source
956 If external, only support external rate.
957 If internal and other stream playing, cant switch
960 init_timer(&dpcm->timer);
961 dpcm->timer.data = (unsigned long) dpcm;
962 dpcm->timer.function = snd_card_asihpi_timer_function;
963 dpcm->substream = substream;
964 runtime->private_data = dpcm;
965 runtime->private_free = snd_card_asihpi_runtime_free;
967 snd_card_asihpi_playback.channels_max = card->out_max_chans;
968 /*?snd_card_asihpi_playback.period_bytes_min =
969 card->out_max_chans * 4096; */
971 snd_card_asihpi_playback_format(card, dpcm->h_stream,
972 &snd_card_asihpi_playback);
974 snd_card_asihpi_pcm_samplerates(card, &snd_card_asihpi_playback);
976 snd_card_asihpi_playback.info = SNDRV_PCM_INFO_INTERLEAVED |
977 SNDRV_PCM_INFO_DOUBLE |
978 SNDRV_PCM_INFO_BATCH |
979 SNDRV_PCM_INFO_BLOCK_TRANSFER |
980 SNDRV_PCM_INFO_PAUSE;
982 if (card->support_mmap)
983 snd_card_asihpi_playback.info |= SNDRV_PCM_INFO_MMAP |
984 SNDRV_PCM_INFO_MMAP_VALID;
986 if (card->support_grouping)
987 snd_card_asihpi_playback.info |= SNDRV_PCM_INFO_SYNC_START;
989 /* struct is copied, so can create initializer dynamically */
990 runtime->hw = snd_card_asihpi_playback;
992 if (card->support_mmap)
993 err = snd_pcm_hw_constraint_pow2(runtime, 0,
994 SNDRV_PCM_HW_PARAM_BUFFER_BYTES);
998 snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_SIZE,
999 card->update_interval_frames);
1000 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_SIZE,
1001 card->update_interval_frames * 4, UINT_MAX);
1003 snd_pcm_set_sync(substream);
1005 snd_printd(KERN_INFO "playback open\n");
1010 static int snd_card_asihpi_playback_close(struct snd_pcm_substream *substream)
1012 struct snd_pcm_runtime *runtime = substream->runtime;
1013 struct snd_card_asihpi_pcm *dpcm = runtime->private_data;
1015 hpi_handle_error(hpi_outstream_close(ss, dpcm->h_stream));
1016 snd_printd(KERN_INFO "playback close\n");
1021 static int snd_card_asihpi_playback_copy(struct snd_pcm_substream *substream,
1023 snd_pcm_uframes_t pos,
1025 snd_pcm_uframes_t count)
1027 struct snd_pcm_runtime *runtime = substream->runtime;
1028 struct snd_card_asihpi_pcm *dpcm = runtime->private_data;
1031 len = frames_to_bytes(runtime, count);
1033 if (copy_from_user(runtime->dma_area, src, len))
1036 VPRINTK2(KERN_DEBUG "playback copy%d %u bytes\n",
1037 substream->number, len);
1039 hpi_handle_error(hpi_outstream_write_buf(ss, dpcm->h_stream,
1040 runtime->dma_area, len, &dpcm->format));
1045 static int snd_card_asihpi_playback_silence(struct snd_pcm_substream *
1046 substream, int channel,
1047 snd_pcm_uframes_t pos,
1048 snd_pcm_uframes_t count)
1051 struct snd_pcm_runtime *runtime = substream->runtime;
1052 struct snd_card_asihpi_pcm *dpcm = runtime->private_data;
1054 len = frames_to_bytes(runtime, count);
1055 snd_printd(KERN_INFO "playback silence %u bytes\n", len);
1057 memset(runtime->dma_area, 0, len);
1058 hpi_handle_error(hpi_outstream_write_buf(ss, dpcm->h_stream,
1059 runtime->dma_area, len, &dpcm->format));
1063 static struct snd_pcm_ops snd_card_asihpi_playback_ops = {
1064 .open = snd_card_asihpi_playback_open,
1065 .close = snd_card_asihpi_playback_close,
1066 .ioctl = snd_card_asihpi_playback_ioctl,
1067 .hw_params = snd_card_asihpi_pcm_hw_params,
1068 .hw_free = snd_card_asihpi_hw_free,
1069 .prepare = snd_card_asihpi_playback_prepare,
1070 .trigger = snd_card_asihpi_trigger,
1071 .pointer = snd_card_asihpi_playback_pointer,
1072 .copy = snd_card_asihpi_playback_copy,
1073 .silence = snd_card_asihpi_playback_silence,
1076 static struct snd_pcm_ops snd_card_asihpi_playback_mmap_ops = {
1077 .open = snd_card_asihpi_playback_open,
1078 .close = snd_card_asihpi_playback_close,
1079 .ioctl = snd_card_asihpi_playback_ioctl,
1080 .hw_params = snd_card_asihpi_pcm_hw_params,
1081 .hw_free = snd_card_asihpi_hw_free,
1082 .prepare = snd_card_asihpi_playback_prepare,
1083 .trigger = snd_card_asihpi_trigger,
1084 .pointer = snd_card_asihpi_playback_pointer,
1087 /***************************** CAPTURE OPS ****************/
1088 static snd_pcm_uframes_t
1089 snd_card_asihpi_capture_pointer(struct snd_pcm_substream *substream)
1091 struct snd_pcm_runtime *runtime = substream->runtime;
1092 struct snd_card_asihpi_pcm *dpcm = runtime->private_data;
1094 VPRINTK2("capture pointer %d=%d\n",
1095 substream->number, dpcm->pcm_buf_pos);
1096 /* NOTE Unlike playback can't use actual dwSamplesPlayed
1097 for the capture position, because those samples aren't yet in
1098 the local buffer available for reading.
1100 return bytes_to_frames(runtime, dpcm->pcm_buf_pos % dpcm->pcm_size);
1103 static int snd_card_asihpi_capture_ioctl(struct snd_pcm_substream *substream,
1104 unsigned int cmd, void *arg)
1106 return snd_pcm_lib_ioctl(substream, cmd, arg);
1109 static int snd_card_asihpi_capture_prepare(struct snd_pcm_substream *substream)
1111 struct snd_pcm_runtime *runtime = substream->runtime;
1112 struct snd_card_asihpi_pcm *dpcm = runtime->private_data;
1114 hpi_handle_error(hpi_instream_reset(ss, dpcm->h_stream));
1115 dpcm->pcm_irq_pos = 0;
1116 dpcm->pcm_buf_pos = 0;
1118 snd_printd("capture prepare %d\n", substream->number);
1124 static void snd_card_asihpi_capture_format(struct snd_card_asihpi *asihpi,
1126 struct snd_pcm_hardware *pcmhw)
1128 struct hpi_format hpi_format;
1132 u32 sample_rate = 48000;
1134 /* on cards without SRC, must query at valid rate,
1135 maybe set by external sync */
1136 err = hpi_mixer_get_control(ss, asihpi->h_mixer,
1137 HPI_SOURCENODE_CLOCK_SOURCE, 0, 0, 0,
1138 HPI_CONTROL_SAMPLECLOCK, &h_control);
1141 err = hpi_sample_clock_get_sample_rate(ss, h_control,
1144 for (format = HPI_FORMAT_PCM8_UNSIGNED;
1145 format <= HPI_FORMAT_PCM24_SIGNED; format++) {
1147 err = hpi_format_create(&hpi_format, 2, format,
1148 sample_rate, 128000, 0);
1150 err = hpi_instream_query_format(ss, h_stream,
1154 (1ULL << hpi_to_alsa_formats[format]);
1159 static struct snd_pcm_hardware snd_card_asihpi_capture = {
1162 .buffer_bytes_max = BUFFER_BYTES_MAX,
1163 .period_bytes_min = PERIOD_BYTES_MIN,
1164 .period_bytes_max = BUFFER_BYTES_MAX / PERIODS_MIN,
1165 .periods_min = PERIODS_MIN,
1166 .periods_max = BUFFER_BYTES_MAX / PERIOD_BYTES_MIN,
1170 static int snd_card_asihpi_capture_open(struct snd_pcm_substream *substream)
1172 struct snd_pcm_runtime *runtime = substream->runtime;
1173 struct snd_card_asihpi *card = snd_pcm_substream_chip(substream);
1174 struct snd_card_asihpi_pcm *dpcm;
1177 dpcm = kzalloc(sizeof(*dpcm), GFP_KERNEL);
1181 snd_printd("hpi_instream_open adapter %d stream %d\n",
1182 card->adapter_index, substream->number);
1184 err = hpi_handle_error(
1185 hpi_instream_open(ss, card->adapter_index,
1186 substream->number, &dpcm->h_stream));
1189 if (err == HPI_ERROR_OBJ_ALREADY_OPEN)
1195 init_timer(&dpcm->timer);
1196 dpcm->timer.data = (unsigned long) dpcm;
1197 dpcm->timer.function = snd_card_asihpi_timer_function;
1198 dpcm->substream = substream;
1199 runtime->private_data = dpcm;
1200 runtime->private_free = snd_card_asihpi_runtime_free;
1202 snd_card_asihpi_capture.channels_max = card->in_max_chans;
1203 snd_card_asihpi_capture_format(card, dpcm->h_stream,
1204 &snd_card_asihpi_capture);
1205 snd_card_asihpi_pcm_samplerates(card, &snd_card_asihpi_capture);
1206 snd_card_asihpi_capture.info = SNDRV_PCM_INFO_INTERLEAVED;
1208 if (card->support_mmap)
1209 snd_card_asihpi_capture.info |= SNDRV_PCM_INFO_MMAP |
1210 SNDRV_PCM_INFO_MMAP_VALID;
1212 runtime->hw = snd_card_asihpi_capture;
1214 if (card->support_mmap)
1215 err = snd_pcm_hw_constraint_pow2(runtime, 0,
1216 SNDRV_PCM_HW_PARAM_BUFFER_BYTES);
1220 snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_SIZE,
1221 card->update_interval_frames);
1222 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_SIZE,
1223 card->update_interval_frames * 2, UINT_MAX);
1225 snd_pcm_set_sync(substream);
1230 static int snd_card_asihpi_capture_close(struct snd_pcm_substream *substream)
1232 struct snd_card_asihpi_pcm *dpcm = substream->runtime->private_data;
1234 hpi_handle_error(hpi_instream_close(ss, dpcm->h_stream));
1238 static int snd_card_asihpi_capture_copy(struct snd_pcm_substream *substream,
1239 int channel, snd_pcm_uframes_t pos,
1240 void __user *dst, snd_pcm_uframes_t count)
1242 struct snd_pcm_runtime *runtime = substream->runtime;
1243 struct snd_card_asihpi_pcm *dpcm = runtime->private_data;
1246 data_size = frames_to_bytes(runtime, count);
1248 VPRINTK2("capture copy%d %d bytes\n", substream->number, data_size);
1249 hpi_handle_error(hpi_instream_read_buf(ss, dpcm->h_stream,
1250 runtime->dma_area, data_size));
1252 /* Used by capture_pointer */
1253 dpcm->pcm_irq_pos = dpcm->pcm_irq_pos + data_size;
1255 if (copy_to_user(dst, runtime->dma_area, data_size))
1261 static struct snd_pcm_ops snd_card_asihpi_capture_mmap_ops = {
1262 .open = snd_card_asihpi_capture_open,
1263 .close = snd_card_asihpi_capture_close,
1264 .ioctl = snd_card_asihpi_capture_ioctl,
1265 .hw_params = snd_card_asihpi_pcm_hw_params,
1266 .hw_free = snd_card_asihpi_hw_free,
1267 .prepare = snd_card_asihpi_capture_prepare,
1268 .trigger = snd_card_asihpi_trigger,
1269 .pointer = snd_card_asihpi_capture_pointer,
1272 static struct snd_pcm_ops snd_card_asihpi_capture_ops = {
1273 .open = snd_card_asihpi_capture_open,
1274 .close = snd_card_asihpi_capture_close,
1275 .ioctl = snd_card_asihpi_capture_ioctl,
1276 .hw_params = snd_card_asihpi_pcm_hw_params,
1277 .hw_free = snd_card_asihpi_hw_free,
1278 .prepare = snd_card_asihpi_capture_prepare,
1279 .trigger = snd_card_asihpi_trigger,
1280 .pointer = snd_card_asihpi_capture_pointer,
1281 .copy = snd_card_asihpi_capture_copy
1284 static int __devinit snd_card_asihpi_pcm_new(struct snd_card_asihpi *asihpi,
1285 int device, int substreams)
1287 struct snd_pcm *pcm;
1290 err = snd_pcm_new(asihpi->card, "asihpi PCM", device,
1291 asihpi->num_outstreams, asihpi->num_instreams,
1295 /* pointer to ops struct is stored, dont change ops afterwards! */
1296 if (asihpi->support_mmap) {
1297 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1298 &snd_card_asihpi_playback_mmap_ops);
1299 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
1300 &snd_card_asihpi_capture_mmap_ops);
1302 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1303 &snd_card_asihpi_playback_ops);
1304 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
1305 &snd_card_asihpi_capture_ops);
1308 pcm->private_data = asihpi;
1309 pcm->info_flags = 0;
1310 strcpy(pcm->name, "asihpi PCM");
1312 /*? do we want to emulate MMAP for non-BBM cards?
1313 Jack doesn't work with ALSAs MMAP emulation - WHY NOT? */
1314 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1315 snd_dma_pci_data(asihpi->pci),
1316 64*1024, BUFFER_BYTES_MAX);
1321 /***************************** MIXER CONTROLS ****************/
1322 struct hpi_control {
1330 char name[44]; /* copied to snd_ctl_elem_id.name[44]; */
1333 static char *asihpi_tuner_band_names[] =
1347 compile_time_assert(
1348 (ARRAY_SIZE(asihpi_tuner_band_names) ==
1349 (HPI_TUNER_BAND_LAST+1)),
1350 assert_tuner_band_names_size);
1353 static char *asihpi_src_names[] =
1369 static char *asihpi_src_names[] =
1386 compile_time_assert(
1387 (ARRAY_SIZE(asihpi_src_names) ==
1388 (HPI_SOURCENODE_LAST_INDEX-HPI_SOURCENODE_NONE+1)),
1389 assert_src_names_size);
1392 static char *asihpi_dst_names[] =
1404 static char *asihpi_dst_names[] =
1417 compile_time_assert(
1418 (ARRAY_SIZE(asihpi_dst_names) ==
1419 (HPI_DESTNODE_LAST_INDEX-HPI_DESTNODE_NONE+1)),
1420 assert_dst_names_size);
1422 static inline int ctl_add(struct snd_card *card, struct snd_kcontrol_new *ctl,
1423 struct snd_card_asihpi *asihpi)
1427 err = snd_ctl_add(card, snd_ctl_new1(ctl, asihpi));
1430 else if (mixer_dump)
1431 snd_printk(KERN_INFO "added %s(%d)\n", ctl->name, ctl->index);
1436 /* Convert HPI control name and location into ALSA control name */
1437 static void asihpi_ctl_init(struct snd_kcontrol_new *snd_control,
1438 struct hpi_control *hpi_ctl,
1441 memset(snd_control, 0, sizeof(*snd_control));
1442 snd_control->name = hpi_ctl->name;
1443 snd_control->private_value = hpi_ctl->h_control;
1444 snd_control->iface = SNDRV_CTL_ELEM_IFACE_MIXER;
1445 snd_control->index = 0;
1447 if (hpi_ctl->src_node_type && hpi_ctl->dst_node_type)
1448 sprintf(hpi_ctl->name, "%s%d to %s%d %s",
1449 asihpi_src_names[hpi_ctl->src_node_type],
1450 hpi_ctl->src_node_index,
1451 asihpi_dst_names[hpi_ctl->dst_node_type],
1452 hpi_ctl->dst_node_index,
1454 else if (hpi_ctl->dst_node_type) {
1455 sprintf(hpi_ctl->name, "%s%d %s",
1456 asihpi_dst_names[hpi_ctl->dst_node_type],
1457 hpi_ctl->dst_node_index,
1460 sprintf(hpi_ctl->name, "%s%d %s",
1461 asihpi_src_names[hpi_ctl->src_node_type],
1462 hpi_ctl->src_node_index,
1467 /*------------------------------------------------------------
1469 ------------------------------------------------------------*/
1470 #define VOL_STEP_mB 1
1471 static int snd_asihpi_volume_info(struct snd_kcontrol *kcontrol,
1472 struct snd_ctl_elem_info *uinfo)
1474 u32 h_control = kcontrol->private_value;
1476 /* native gains are in millibels */
1481 err = hpi_volume_query_range(ss, h_control,
1482 &min_gain_mB, &max_gain_mB, &step_gain_mB);
1485 min_gain_mB = -10000;
1486 step_gain_mB = VOL_STEP_mB;
1489 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1491 uinfo->value.integer.min = min_gain_mB / VOL_STEP_mB;
1492 uinfo->value.integer.max = max_gain_mB / VOL_STEP_mB;
1493 uinfo->value.integer.step = step_gain_mB / VOL_STEP_mB;
1497 static int snd_asihpi_volume_get(struct snd_kcontrol *kcontrol,
1498 struct snd_ctl_elem_value *ucontrol)
1500 u32 h_control = kcontrol->private_value;
1501 short an_gain_mB[HPI_MAX_CHANNELS];
1503 hpi_handle_error(hpi_volume_get_gain(ss, h_control, an_gain_mB));
1504 ucontrol->value.integer.value[0] = an_gain_mB[0] / VOL_STEP_mB;
1505 ucontrol->value.integer.value[1] = an_gain_mB[1] / VOL_STEP_mB;
1510 static int snd_asihpi_volume_put(struct snd_kcontrol *kcontrol,
1511 struct snd_ctl_elem_value *ucontrol)
1514 u32 h_control = kcontrol->private_value;
1515 short an_gain_mB[HPI_MAX_CHANNELS];
1518 (ucontrol->value.integer.value[0]) * VOL_STEP_mB;
1520 (ucontrol->value.integer.value[1]) * VOL_STEP_mB;
1521 /* change = asihpi->mixer_volume[addr][0] != left ||
1522 asihpi->mixer_volume[addr][1] != right;
1525 hpi_handle_error(hpi_volume_set_gain(ss, h_control, an_gain_mB));
1529 static const DECLARE_TLV_DB_SCALE(db_scale_100, -10000, VOL_STEP_mB, 0);
1531 static int __devinit snd_asihpi_volume_add(struct snd_card_asihpi *asihpi,
1532 struct hpi_control *hpi_ctl)
1534 struct snd_card *card = asihpi->card;
1535 struct snd_kcontrol_new snd_control;
1537 asihpi_ctl_init(&snd_control, hpi_ctl, "volume");
1538 snd_control.access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
1539 SNDRV_CTL_ELEM_ACCESS_TLV_READ;
1540 snd_control.info = snd_asihpi_volume_info;
1541 snd_control.get = snd_asihpi_volume_get;
1542 snd_control.put = snd_asihpi_volume_put;
1543 snd_control.tlv.p = db_scale_100;
1545 return ctl_add(card, &snd_control, asihpi);
1548 /*------------------------------------------------------------
1550 ------------------------------------------------------------*/
1551 static int snd_asihpi_level_info(struct snd_kcontrol *kcontrol,
1552 struct snd_ctl_elem_info *uinfo)
1554 u32 h_control = kcontrol->private_value;
1561 hpi_level_query_range(ss, h_control, &min_gain_mB,
1562 &max_gain_mB, &step_gain_mB);
1565 min_gain_mB = -1000;
1569 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1571 uinfo->value.integer.min = min_gain_mB / HPI_UNITS_PER_dB;
1572 uinfo->value.integer.max = max_gain_mB / HPI_UNITS_PER_dB;
1573 uinfo->value.integer.step = step_gain_mB / HPI_UNITS_PER_dB;
1577 static int snd_asihpi_level_get(struct snd_kcontrol *kcontrol,
1578 struct snd_ctl_elem_value *ucontrol)
1580 u32 h_control = kcontrol->private_value;
1581 short an_gain_mB[HPI_MAX_CHANNELS];
1583 hpi_handle_error(hpi_level_get_gain(ss, h_control, an_gain_mB));
1584 ucontrol->value.integer.value[0] =
1585 an_gain_mB[0] / HPI_UNITS_PER_dB;
1586 ucontrol->value.integer.value[1] =
1587 an_gain_mB[1] / HPI_UNITS_PER_dB;
1592 static int snd_asihpi_level_put(struct snd_kcontrol *kcontrol,
1593 struct snd_ctl_elem_value *ucontrol)
1596 u32 h_control = kcontrol->private_value;
1597 short an_gain_mB[HPI_MAX_CHANNELS];
1600 (ucontrol->value.integer.value[0]) * HPI_UNITS_PER_dB;
1602 (ucontrol->value.integer.value[1]) * HPI_UNITS_PER_dB;
1603 /* change = asihpi->mixer_level[addr][0] != left ||
1604 asihpi->mixer_level[addr][1] != right;
1607 hpi_handle_error(hpi_level_set_gain(ss, h_control, an_gain_mB));
1611 static const DECLARE_TLV_DB_SCALE(db_scale_level, -1000, 100, 0);
1613 static int __devinit snd_asihpi_level_add(struct snd_card_asihpi *asihpi,
1614 struct hpi_control *hpi_ctl)
1616 struct snd_card *card = asihpi->card;
1617 struct snd_kcontrol_new snd_control;
1619 /* can't use 'volume' cos some nodes have volume as well */
1620 asihpi_ctl_init(&snd_control, hpi_ctl, "level");
1621 snd_control.access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
1622 SNDRV_CTL_ELEM_ACCESS_TLV_READ;
1623 snd_control.info = snd_asihpi_level_info;
1624 snd_control.get = snd_asihpi_level_get;
1625 snd_control.put = snd_asihpi_level_put;
1626 snd_control.tlv.p = db_scale_level;
1628 return ctl_add(card, &snd_control, asihpi);
1631 /*------------------------------------------------------------
1633 ------------------------------------------------------------*/
1636 static char *asihpi_aesebu_format_names[] =
1643 static int snd_asihpi_aesebu_format_info(struct snd_kcontrol *kcontrol,
1644 struct snd_ctl_elem_info *uinfo)
1646 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1648 uinfo->value.enumerated.items = 3;
1650 if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
1651 uinfo->value.enumerated.item =
1652 uinfo->value.enumerated.items - 1;
1654 strcpy(uinfo->value.enumerated.name,
1655 asihpi_aesebu_format_names[uinfo->value.enumerated.item]);
1660 static int snd_asihpi_aesebu_format_get(struct snd_kcontrol *kcontrol,
1661 struct snd_ctl_elem_value *ucontrol,
1662 u16 (*func)(const struct hpi_hsubsys *, u32, u16 *))
1664 u32 h_control = kcontrol->private_value;
1667 err = func(ss, h_control, &source);
1669 /* default to N/A */
1670 ucontrol->value.enumerated.item[0] = 0;
1671 /* return success but set the control to N/A */
1674 if (source == HPI_AESEBU_FORMAT_SPDIF)
1675 ucontrol->value.enumerated.item[0] = 1;
1676 if (source == HPI_AESEBU_FORMAT_AESEBU)
1677 ucontrol->value.enumerated.item[0] = 2;
1682 static int snd_asihpi_aesebu_format_put(struct snd_kcontrol *kcontrol,
1683 struct snd_ctl_elem_value *ucontrol,
1684 u16 (*func)(const struct hpi_hsubsys *, u32, u16))
1686 u32 h_control = kcontrol->private_value;
1688 /* default to S/PDIF */
1689 u16 source = HPI_AESEBU_FORMAT_SPDIF;
1691 if (ucontrol->value.enumerated.item[0] == 1)
1692 source = HPI_AESEBU_FORMAT_SPDIF;
1693 if (ucontrol->value.enumerated.item[0] == 2)
1694 source = HPI_AESEBU_FORMAT_AESEBU;
1696 if (func(ss, h_control, source) != 0)
1702 static int snd_asihpi_aesebu_rx_format_get(struct snd_kcontrol *kcontrol,
1703 struct snd_ctl_elem_value *ucontrol) {
1704 return snd_asihpi_aesebu_format_get(kcontrol, ucontrol,
1705 HPI_AESEBU__receiver_get_format);
1708 static int snd_asihpi_aesebu_rx_format_put(struct snd_kcontrol *kcontrol,
1709 struct snd_ctl_elem_value *ucontrol) {
1710 return snd_asihpi_aesebu_format_put(kcontrol, ucontrol,
1711 HPI_AESEBU__receiver_set_format);
1714 static int snd_asihpi_aesebu_rxstatus_info(struct snd_kcontrol *kcontrol,
1715 struct snd_ctl_elem_info *uinfo)
1717 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1720 uinfo->value.integer.min = 0;
1721 uinfo->value.integer.max = 0X1F;
1722 uinfo->value.integer.step = 1;
1727 static int snd_asihpi_aesebu_rxstatus_get(struct snd_kcontrol *kcontrol,
1728 struct snd_ctl_elem_value *ucontrol) {
1730 u32 h_control = kcontrol->private_value;
1733 hpi_handle_error(HPI_AESEBU__receiver_get_error_status(
1734 ss, h_control, &status));
1735 ucontrol->value.integer.value[0] = status;
1739 static int __devinit snd_asihpi_aesebu_rx_add(struct snd_card_asihpi *asihpi,
1740 struct hpi_control *hpi_ctl)
1742 struct snd_card *card = asihpi->card;
1743 struct snd_kcontrol_new snd_control;
1745 asihpi_ctl_init(&snd_control, hpi_ctl, "format");
1746 snd_control.access = SNDRV_CTL_ELEM_ACCESS_READWRITE;
1747 snd_control.info = snd_asihpi_aesebu_format_info;
1748 snd_control.get = snd_asihpi_aesebu_rx_format_get;
1749 snd_control.put = snd_asihpi_aesebu_rx_format_put;
1752 if (ctl_add(card, &snd_control, asihpi) < 0)
1755 asihpi_ctl_init(&snd_control, hpi_ctl, "status");
1756 snd_control.access =
1757 SNDRV_CTL_ELEM_ACCESS_VOLATILE | SNDRV_CTL_ELEM_ACCESS_READ;
1758 snd_control.info = snd_asihpi_aesebu_rxstatus_info;
1759 snd_control.get = snd_asihpi_aesebu_rxstatus_get;
1761 return ctl_add(card, &snd_control, asihpi);
1764 static int snd_asihpi_aesebu_tx_format_get(struct snd_kcontrol *kcontrol,
1765 struct snd_ctl_elem_value *ucontrol) {
1766 return snd_asihpi_aesebu_format_get(kcontrol, ucontrol,
1767 HPI_AESEBU__transmitter_get_format);
1770 static int snd_asihpi_aesebu_tx_format_put(struct snd_kcontrol *kcontrol,
1771 struct snd_ctl_elem_value *ucontrol) {
1772 return snd_asihpi_aesebu_format_put(kcontrol, ucontrol,
1773 HPI_AESEBU__transmitter_set_format);
1777 static int __devinit snd_asihpi_aesebu_tx_add(struct snd_card_asihpi *asihpi,
1778 struct hpi_control *hpi_ctl)
1780 struct snd_card *card = asihpi->card;
1781 struct snd_kcontrol_new snd_control;
1783 asihpi_ctl_init(&snd_control, hpi_ctl, "format");
1784 snd_control.access = SNDRV_CTL_ELEM_ACCESS_READWRITE;
1785 snd_control.info = snd_asihpi_aesebu_format_info;
1786 snd_control.get = snd_asihpi_aesebu_tx_format_get;
1787 snd_control.put = snd_asihpi_aesebu_tx_format_put;
1789 return ctl_add(card, &snd_control, asihpi);
1792 /*------------------------------------------------------------
1794 ------------------------------------------------------------*/
1798 static int snd_asihpi_tuner_gain_info(struct snd_kcontrol *kcontrol,
1799 struct snd_ctl_elem_info *uinfo)
1801 u32 h_control = kcontrol->private_value;
1806 for (idx = 0; idx < 3; idx++) {
1807 err = hpi_tuner_query_gain(ss, h_control,
1808 idx, &gain_range[idx]);
1813 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1815 uinfo->value.integer.min = ((int)gain_range[0]) / HPI_UNITS_PER_dB;
1816 uinfo->value.integer.max = ((int)gain_range[1]) / HPI_UNITS_PER_dB;
1817 uinfo->value.integer.step = ((int) gain_range[2]) / HPI_UNITS_PER_dB;
1821 static int snd_asihpi_tuner_gain_get(struct snd_kcontrol *kcontrol,
1822 struct snd_ctl_elem_value *ucontrol)
1825 struct snd_card_asihpi *asihpi = snd_kcontrol_chip(kcontrol);
1827 u32 h_control = kcontrol->private_value;
1830 hpi_handle_error(hpi_tuner_get_gain(ss, h_control, &gain));
1831 ucontrol->value.integer.value[0] = gain / HPI_UNITS_PER_dB;
1836 static int snd_asihpi_tuner_gain_put(struct snd_kcontrol *kcontrol,
1837 struct snd_ctl_elem_value *ucontrol)
1840 struct snd_card_asihpi *asihpi = snd_kcontrol_chip(kcontrol);
1842 u32 h_control = kcontrol->private_value;
1845 gain = (ucontrol->value.integer.value[0]) * HPI_UNITS_PER_dB;
1846 hpi_handle_error(hpi_tuner_set_gain(ss, h_control, gain));
1853 static int asihpi_tuner_band_query(struct snd_kcontrol *kcontrol,
1854 u16 *band_list, u32 len) {
1855 u32 h_control = kcontrol->private_value;
1859 for (i = 0; i < len; i++) {
1860 err = hpi_tuner_query_band(ss,
1861 h_control, i, &band_list[i]);
1866 if (err && (err != HPI_ERROR_INVALID_OBJ_INDEX))
1872 static int snd_asihpi_tuner_band_info(struct snd_kcontrol *kcontrol,
1873 struct snd_ctl_elem_info *uinfo)
1875 u16 tuner_bands[HPI_TUNER_BAND_LAST];
1878 num_bands = asihpi_tuner_band_query(kcontrol, tuner_bands,
1879 HPI_TUNER_BAND_LAST);
1884 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1886 uinfo->value.enumerated.items = num_bands;
1888 if (num_bands > 0) {
1889 if (uinfo->value.enumerated.item >=
1890 uinfo->value.enumerated.items)
1891 uinfo->value.enumerated.item =
1892 uinfo->value.enumerated.items - 1;
1894 strcpy(uinfo->value.enumerated.name,
1895 asihpi_tuner_band_names[
1896 tuner_bands[uinfo->value.enumerated.item]]);
1902 static int snd_asihpi_tuner_band_get(struct snd_kcontrol *kcontrol,
1903 struct snd_ctl_elem_value *ucontrol)
1905 u32 h_control = kcontrol->private_value;
1907 struct snd_card_asihpi *asihpi = snd_kcontrol_chip(kcontrol);
1910 u16 tuner_bands[HPI_TUNER_BAND_LAST];
1913 num_bands = asihpi_tuner_band_query(kcontrol, tuner_bands,
1914 HPI_TUNER_BAND_LAST);
1916 hpi_handle_error(hpi_tuner_get_band(ss, h_control, &band));
1918 ucontrol->value.enumerated.item[0] = -1;
1919 for (idx = 0; idx < HPI_TUNER_BAND_LAST; idx++)
1920 if (tuner_bands[idx] == band) {
1921 ucontrol->value.enumerated.item[0] = idx;
1928 static int snd_asihpi_tuner_band_put(struct snd_kcontrol *kcontrol,
1929 struct snd_ctl_elem_value *ucontrol)
1932 struct snd_card_asihpi *asihpi = snd_kcontrol_chip(kcontrol);
1934 u32 h_control = kcontrol->private_value;
1936 u16 tuner_bands[HPI_TUNER_BAND_LAST];
1939 num_bands = asihpi_tuner_band_query(kcontrol, tuner_bands,
1940 HPI_TUNER_BAND_LAST);
1942 band = tuner_bands[ucontrol->value.enumerated.item[0]];
1943 hpi_handle_error(hpi_tuner_set_band(ss, h_control, band));
1950 static int snd_asihpi_tuner_freq_info(struct snd_kcontrol *kcontrol,
1951 struct snd_ctl_elem_info *uinfo)
1953 u32 h_control = kcontrol->private_value;
1955 u16 tuner_bands[HPI_TUNER_BAND_LAST];
1956 u16 num_bands = 0, band_iter, idx;
1957 u32 freq_range[3], temp_freq_range[3];
1959 num_bands = asihpi_tuner_band_query(kcontrol, tuner_bands,
1960 HPI_TUNER_BAND_LAST);
1962 freq_range[0] = INT_MAX;
1964 freq_range[2] = INT_MAX;
1966 for (band_iter = 0; band_iter < num_bands; band_iter++) {
1967 for (idx = 0; idx < 3; idx++) {
1968 err = hpi_tuner_query_frequency(ss, h_control,
1969 idx, tuner_bands[band_iter],
1970 &temp_freq_range[idx]);
1975 /* skip band with bogus stepping */
1976 if (temp_freq_range[2] <= 0)
1979 if (temp_freq_range[0] < freq_range[0])
1980 freq_range[0] = temp_freq_range[0];
1981 if (temp_freq_range[1] > freq_range[1])
1982 freq_range[1] = temp_freq_range[1];
1983 if (temp_freq_range[2] < freq_range[2])
1984 freq_range[2] = temp_freq_range[2];
1987 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1989 uinfo->value.integer.min = ((int)freq_range[0]);
1990 uinfo->value.integer.max = ((int)freq_range[1]);
1991 uinfo->value.integer.step = ((int)freq_range[2]);
1995 static int snd_asihpi_tuner_freq_get(struct snd_kcontrol *kcontrol,
1996 struct snd_ctl_elem_value *ucontrol)
1998 u32 h_control = kcontrol->private_value;
2001 hpi_handle_error(hpi_tuner_get_frequency(ss, h_control, &freq));
2002 ucontrol->value.integer.value[0] = freq;
2007 static int snd_asihpi_tuner_freq_put(struct snd_kcontrol *kcontrol,
2008 struct snd_ctl_elem_value *ucontrol)
2010 u32 h_control = kcontrol->private_value;
2013 freq = ucontrol->value.integer.value[0];
2014 hpi_handle_error(hpi_tuner_set_frequency(ss, h_control, freq));
2019 /* Tuner control group initializer */
2020 static int __devinit snd_asihpi_tuner_add(struct snd_card_asihpi *asihpi,
2021 struct hpi_control *hpi_ctl)
2023 struct snd_card *card = asihpi->card;
2024 struct snd_kcontrol_new snd_control;
2026 snd_control.private_value = hpi_ctl->h_control;
2027 snd_control.access = SNDRV_CTL_ELEM_ACCESS_READWRITE;
2029 if (!hpi_tuner_get_gain(ss, hpi_ctl->h_control, NULL)) {
2030 asihpi_ctl_init(&snd_control, hpi_ctl, "gain");
2031 snd_control.info = snd_asihpi_tuner_gain_info;
2032 snd_control.get = snd_asihpi_tuner_gain_get;
2033 snd_control.put = snd_asihpi_tuner_gain_put;
2035 if (ctl_add(card, &snd_control, asihpi) < 0)
2039 asihpi_ctl_init(&snd_control, hpi_ctl, "band");
2040 snd_control.info = snd_asihpi_tuner_band_info;
2041 snd_control.get = snd_asihpi_tuner_band_get;
2042 snd_control.put = snd_asihpi_tuner_band_put;
2044 if (ctl_add(card, &snd_control, asihpi) < 0)
2047 asihpi_ctl_init(&snd_control, hpi_ctl, "freq");
2048 snd_control.info = snd_asihpi_tuner_freq_info;
2049 snd_control.get = snd_asihpi_tuner_freq_get;
2050 snd_control.put = snd_asihpi_tuner_freq_put;
2052 return ctl_add(card, &snd_control, asihpi);
2055 /*------------------------------------------------------------
2057 ------------------------------------------------------------*/
2058 static int snd_asihpi_meter_info(struct snd_kcontrol *kcontrol,
2059 struct snd_ctl_elem_info *uinfo)
2061 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2062 uinfo->count = HPI_MAX_CHANNELS;
2063 uinfo->value.integer.min = 0;
2064 uinfo->value.integer.max = 0x7FFFFFFF;
2068 /* linear values for 10dB steps */
2069 static int log2lin[] = {
2070 0x7FFFFFFF, /* 0dB */
2076 2147484, /* -60dB */
2091 static int snd_asihpi_meter_get(struct snd_kcontrol *kcontrol,
2092 struct snd_ctl_elem_value *ucontrol)
2094 u32 h_control = kcontrol->private_value;
2095 short an_gain_mB[HPI_MAX_CHANNELS], i;
2098 err = hpi_meter_get_peak(ss, h_control, an_gain_mB);
2100 for (i = 0; i < HPI_MAX_CHANNELS; i++) {
2102 ucontrol->value.integer.value[i] = 0;
2103 } else if (an_gain_mB[i] >= 0) {
2104 ucontrol->value.integer.value[i] =
2105 an_gain_mB[i] << 16;
2107 /* -ve is log value in millibels < -60dB,
2108 * convert to (roughly!) linear,
2110 ucontrol->value.integer.value[i] =
2111 log2lin[an_gain_mB[i] / -1000];
2117 static int __devinit snd_asihpi_meter_add(struct snd_card_asihpi *asihpi,
2118 struct hpi_control *hpi_ctl, int subidx)
2120 struct snd_card *card = asihpi->card;
2121 struct snd_kcontrol_new snd_control;
2123 asihpi_ctl_init(&snd_control, hpi_ctl, "meter");
2124 snd_control.access =
2125 SNDRV_CTL_ELEM_ACCESS_VOLATILE | SNDRV_CTL_ELEM_ACCESS_READ;
2126 snd_control.info = snd_asihpi_meter_info;
2127 snd_control.get = snd_asihpi_meter_get;
2129 snd_control.index = subidx;
2131 return ctl_add(card, &snd_control, asihpi);
2134 /*------------------------------------------------------------
2135 Multiplexer controls
2136 ------------------------------------------------------------*/
2137 static int snd_card_asihpi_mux_count_sources(struct snd_kcontrol *snd_control)
2139 u32 h_control = snd_control->private_value;
2140 struct hpi_control hpi_ctl;
2142 for (s = 0; s < 32; s++) {
2143 err = hpi_multiplexer_query_source(ss, h_control, s,
2154 static int snd_asihpi_mux_info(struct snd_kcontrol *kcontrol,
2155 struct snd_ctl_elem_info *uinfo)
2158 u16 src_node_type, src_node_index;
2159 u32 h_control = kcontrol->private_value;
2161 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
2163 uinfo->value.enumerated.items =
2164 snd_card_asihpi_mux_count_sources(kcontrol);
2166 if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
2167 uinfo->value.enumerated.item =
2168 uinfo->value.enumerated.items - 1;
2171 hpi_multiplexer_query_source(ss, h_control,
2172 uinfo->value.enumerated.item,
2173 &src_node_type, &src_node_index);
2175 sprintf(uinfo->value.enumerated.name, "%s %d",
2176 asihpi_src_names[src_node_type - HPI_SOURCENODE_NONE],
2181 static int snd_asihpi_mux_get(struct snd_kcontrol *kcontrol,
2182 struct snd_ctl_elem_value *ucontrol)
2184 u32 h_control = kcontrol->private_value;
2185 u16 source_type, source_index;
2186 u16 src_node_type, src_node_index;
2189 hpi_handle_error(hpi_multiplexer_get_source(ss, h_control,
2190 &source_type, &source_index));
2191 /* Should cache this search result! */
2192 for (s = 0; s < 256; s++) {
2193 if (hpi_multiplexer_query_source(ss, h_control, s,
2194 &src_node_type, &src_node_index))
2197 if ((source_type == src_node_type)
2198 && (source_index == src_node_index)) {
2199 ucontrol->value.enumerated.item[0] = s;
2203 snd_printd(KERN_WARNING
2204 "control %x failed to match mux source %hu %hu\n",
2205 h_control, source_type, source_index);
2206 ucontrol->value.enumerated.item[0] = 0;
2210 static int snd_asihpi_mux_put(struct snd_kcontrol *kcontrol,
2211 struct snd_ctl_elem_value *ucontrol)
2214 u32 h_control = kcontrol->private_value;
2215 u16 source_type, source_index;
2220 e = hpi_multiplexer_query_source(ss, h_control,
2221 ucontrol->value.enumerated.item[0],
2222 &source_type, &source_index);
2225 hpi_multiplexer_set_source(ss, h_control,
2226 source_type, source_index));
2231 static int __devinit snd_asihpi_mux_add(struct snd_card_asihpi *asihpi,
2232 struct hpi_control *hpi_ctl)
2234 struct snd_card *card = asihpi->card;
2235 struct snd_kcontrol_new snd_control;
2238 asihpi_ctl_init(&snd_control, hpi_ctl, "multiplexer");
2240 asihpi_ctl_init(&snd_control, hpi_ctl, "route");
2242 snd_control.access = SNDRV_CTL_ELEM_ACCESS_READWRITE;
2243 snd_control.info = snd_asihpi_mux_info;
2244 snd_control.get = snd_asihpi_mux_get;
2245 snd_control.put = snd_asihpi_mux_put;
2247 return ctl_add(card, &snd_control, asihpi);
2251 /*------------------------------------------------------------
2252 Channel mode controls
2253 ------------------------------------------------------------*/
2254 static int snd_asihpi_cmode_info(struct snd_kcontrol *kcontrol,
2255 struct snd_ctl_elem_info *uinfo)
2257 static char *mode_names[HPI_CHANNEL_MODE_LAST] = {
2259 "from_left", "from_right",
2260 "to_left", "to_right"
2263 u32 h_control = kcontrol->private_value;
2267 /* HPI channel mode values can be from 1 to 6
2268 Some adapters only support a contiguous subset
2270 for (i = 0; i < HPI_CHANNEL_MODE_LAST; i++)
2271 if (hpi_channel_mode_query_mode(
2272 ss, h_control, i, &mode))
2275 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
2277 uinfo->value.enumerated.items = i;
2279 if (uinfo->value.enumerated.item >= i)
2280 uinfo->value.enumerated.item = i - 1;
2282 strcpy(uinfo->value.enumerated.name,
2283 mode_names[uinfo->value.enumerated.item]);
2288 static int snd_asihpi_cmode_get(struct snd_kcontrol *kcontrol,
2289 struct snd_ctl_elem_value *ucontrol)
2291 u32 h_control = kcontrol->private_value;
2294 if (hpi_channel_mode_get(ss, h_control, &mode))
2297 ucontrol->value.enumerated.item[0] = mode - 1;
2302 static int snd_asihpi_cmode_put(struct snd_kcontrol *kcontrol,
2303 struct snd_ctl_elem_value *ucontrol)
2306 u32 h_control = kcontrol->private_value;
2310 hpi_handle_error(hpi_channel_mode_set(ss, h_control,
2311 ucontrol->value.enumerated.item[0] + 1));
2316 static int __devinit snd_asihpi_cmode_add(struct snd_card_asihpi *asihpi,
2317 struct hpi_control *hpi_ctl)
2319 struct snd_card *card = asihpi->card;
2320 struct snd_kcontrol_new snd_control;
2322 asihpi_ctl_init(&snd_control, hpi_ctl, "channel mode");
2323 snd_control.access = SNDRV_CTL_ELEM_ACCESS_READWRITE;
2324 snd_control.info = snd_asihpi_cmode_info;
2325 snd_control.get = snd_asihpi_cmode_get;
2326 snd_control.put = snd_asihpi_cmode_put;
2328 return ctl_add(card, &snd_control, asihpi);
2331 /*------------------------------------------------------------
2332 Sampleclock source controls
2333 ------------------------------------------------------------*/
2335 static char *sampleclock_sources[MAX_CLOCKSOURCES] =
2336 { "N/A", "local PLL", "AES/EBU sync", "word external", "word header",
2337 "SMPTE", "AES/EBU in1", "auto", "network", "invalid",
2339 "AES/EBU in2", "AES/EBU in3", "AES/EBU in4", "AES/EBU in5",
2340 "AES/EBU in6", "AES/EBU in7", "AES/EBU in8"};
2344 static int snd_asihpi_clksrc_info(struct snd_kcontrol *kcontrol,
2345 struct snd_ctl_elem_info *uinfo)
2347 struct snd_card_asihpi *asihpi =
2348 (struct snd_card_asihpi *)(kcontrol->private_data);
2349 struct clk_cache *clkcache = &asihpi->cc;
2350 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
2352 uinfo->value.enumerated.items = clkcache->count;
2354 if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
2355 uinfo->value.enumerated.item =
2356 uinfo->value.enumerated.items - 1;
2358 strcpy(uinfo->value.enumerated.name,
2359 clkcache->s[uinfo->value.enumerated.item].name);
2363 static int snd_asihpi_clksrc_get(struct snd_kcontrol *kcontrol,
2364 struct snd_ctl_elem_value *ucontrol)
2366 struct snd_card_asihpi *asihpi =
2367 (struct snd_card_asihpi *)(kcontrol->private_data);
2368 struct clk_cache *clkcache = &asihpi->cc;
2369 u32 h_control = kcontrol->private_value;
2370 u16 source, srcindex = 0;
2373 ucontrol->value.enumerated.item[0] = 0;
2374 if (hpi_sample_clock_get_source(ss, h_control, &source))
2377 if (source == HPI_SAMPLECLOCK_SOURCE_AESEBU_INPUT)
2378 if (hpi_sample_clock_get_source_index(ss, h_control, &srcindex))
2381 for (i = 0; i < clkcache->count; i++)
2382 if ((clkcache->s[i].source == source) &&
2383 (clkcache->s[i].index == srcindex))
2386 ucontrol->value.enumerated.item[0] = i;
2391 static int snd_asihpi_clksrc_put(struct snd_kcontrol *kcontrol,
2392 struct snd_ctl_elem_value *ucontrol)
2394 struct snd_card_asihpi *asihpi =
2395 (struct snd_card_asihpi *)(kcontrol->private_data);
2396 struct clk_cache *clkcache = &asihpi->cc;
2398 u32 h_control = kcontrol->private_value;
2401 item = ucontrol->value.enumerated.item[0];
2402 if (item >= clkcache->count)
2403 item = clkcache->count-1;
2405 hpi_handle_error(hpi_sample_clock_set_source(ss,
2406 h_control, clkcache->s[item].source));
2408 if (clkcache->s[item].source == HPI_SAMPLECLOCK_SOURCE_AESEBU_INPUT)
2409 hpi_handle_error(hpi_sample_clock_set_source_index(ss,
2410 h_control, clkcache->s[item].index));
2414 /*------------------------------------------------------------
2416 ------------------------------------------------------------*/
2417 /* Need to change this to enumerated control with list of rates */
2418 static int snd_asihpi_clklocal_info(struct snd_kcontrol *kcontrol,
2419 struct snd_ctl_elem_info *uinfo)
2421 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2423 uinfo->value.integer.min = 8000;
2424 uinfo->value.integer.max = 192000;
2425 uinfo->value.integer.step = 100;
2430 static int snd_asihpi_clklocal_get(struct snd_kcontrol *kcontrol,
2431 struct snd_ctl_elem_value *ucontrol)
2433 u32 h_control = kcontrol->private_value;
2437 e = hpi_sample_clock_get_local_rate(ss, h_control, &rate);
2439 ucontrol->value.integer.value[0] = rate;
2441 ucontrol->value.integer.value[0] = 0;
2445 static int snd_asihpi_clklocal_put(struct snd_kcontrol *kcontrol,
2446 struct snd_ctl_elem_value *ucontrol)
2449 u32 h_control = kcontrol->private_value;
2451 /* change = asihpi->mixer_clkrate[addr][0] != left ||
2452 asihpi->mixer_clkrate[addr][1] != right;
2455 hpi_handle_error(hpi_sample_clock_set_local_rate(ss, h_control,
2456 ucontrol->value.integer.value[0]));
2460 static int snd_asihpi_clkrate_info(struct snd_kcontrol *kcontrol,
2461 struct snd_ctl_elem_info *uinfo)
2463 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2465 uinfo->value.integer.min = 8000;
2466 uinfo->value.integer.max = 192000;
2467 uinfo->value.integer.step = 100;
2472 static int snd_asihpi_clkrate_get(struct snd_kcontrol *kcontrol,
2473 struct snd_ctl_elem_value *ucontrol)
2475 u32 h_control = kcontrol->private_value;
2479 e = hpi_sample_clock_get_sample_rate(ss, h_control, &rate);
2481 ucontrol->value.integer.value[0] = rate;
2483 ucontrol->value.integer.value[0] = 0;
2487 static int __devinit snd_asihpi_sampleclock_add(struct snd_card_asihpi *asihpi,
2488 struct hpi_control *hpi_ctl)
2490 struct snd_card *card = asihpi->card;
2491 struct snd_kcontrol_new snd_control;
2493 struct clk_cache *clkcache = &asihpi->cc;
2494 u32 hSC = hpi_ctl->h_control;
2499 snd_control.private_value = hpi_ctl->h_control;
2501 clkcache->has_local = 0;
2503 for (i = 0; i <= HPI_SAMPLECLOCK_SOURCE_LAST; i++) {
2504 if (hpi_sample_clock_query_source(ss, hSC,
2507 clkcache->s[i].source = source;
2508 clkcache->s[i].index = 0;
2509 clkcache->s[i].name = sampleclock_sources[source];
2510 if (source == HPI_SAMPLECLOCK_SOURCE_AESEBU_INPUT)
2512 if (source == HPI_SAMPLECLOCK_SOURCE_LOCAL)
2513 clkcache->has_local = 1;
2516 /* already will have picked up index 0 above */
2517 for (j = 1; j < 8; j++) {
2518 if (hpi_sample_clock_query_source_index(ss, hSC,
2519 j, HPI_SAMPLECLOCK_SOURCE_AESEBU_INPUT,
2522 clkcache->s[i].source =
2523 HPI_SAMPLECLOCK_SOURCE_AESEBU_INPUT;
2524 clkcache->s[i].index = j;
2525 clkcache->s[i].name = sampleclock_sources[
2526 j+HPI_SAMPLECLOCK_SOURCE_LAST];
2529 clkcache->count = i;
2531 asihpi_ctl_init(&snd_control, hpi_ctl, "source");
2532 snd_control.access = SNDRV_CTL_ELEM_ACCESS_READWRITE ;
2533 snd_control.info = snd_asihpi_clksrc_info;
2534 snd_control.get = snd_asihpi_clksrc_get;
2535 snd_control.put = snd_asihpi_clksrc_put;
2536 if (ctl_add(card, &snd_control, asihpi) < 0)
2540 if (clkcache->has_local) {
2541 asihpi_ctl_init(&snd_control, hpi_ctl, "local_rate");
2542 snd_control.access = SNDRV_CTL_ELEM_ACCESS_READWRITE ;
2543 snd_control.info = snd_asihpi_clklocal_info;
2544 snd_control.get = snd_asihpi_clklocal_get;
2545 snd_control.put = snd_asihpi_clklocal_put;
2548 if (ctl_add(card, &snd_control, asihpi) < 0)
2552 asihpi_ctl_init(&snd_control, hpi_ctl, "rate");
2553 snd_control.access =
2554 SNDRV_CTL_ELEM_ACCESS_VOLATILE | SNDRV_CTL_ELEM_ACCESS_READ;
2555 snd_control.info = snd_asihpi_clkrate_info;
2556 snd_control.get = snd_asihpi_clkrate_get;
2558 return ctl_add(card, &snd_control, asihpi);
2560 /*------------------------------------------------------------
2562 ------------------------------------------------------------*/
2564 static int __devinit snd_card_asihpi_mixer_new(struct snd_card_asihpi *asihpi)
2566 struct snd_card *card = asihpi->card;
2567 unsigned int idx = 0;
2568 unsigned int subindex = 0;
2570 struct hpi_control hpi_ctl, prev_ctl;
2572 if (snd_BUG_ON(!asihpi))
2574 strcpy(card->mixername, "asihpi mixer");
2577 hpi_mixer_open(ss, asihpi->adapter_index,
2579 hpi_handle_error(err);
2583 memset(&prev_ctl, 0, sizeof(prev_ctl));
2584 prev_ctl.control_type = -1;
2586 for (idx = 0; idx < 2000; idx++) {
2587 err = hpi_mixer_get_control_by_index(
2588 ss, asihpi->h_mixer,
2590 &hpi_ctl.src_node_type,
2591 &hpi_ctl.src_node_index,
2592 &hpi_ctl.dst_node_type,
2593 &hpi_ctl.dst_node_index,
2594 &hpi_ctl.control_type,
2595 &hpi_ctl.h_control);
2597 if (err == HPI_ERROR_CONTROL_DISABLED) {
2599 snd_printk(KERN_INFO
2600 "disabled HPI control(%d)\n",
2608 hpi_ctl.src_node_type -= HPI_SOURCENODE_NONE;
2609 hpi_ctl.dst_node_type -= HPI_DESTNODE_NONE;
2611 /* ASI50xx in SSX mode has multiple meters on the same node.
2612 Use subindex to create distinct ALSA controls
2613 for any duplicated controls.
2615 if ((hpi_ctl.control_type == prev_ctl.control_type) &&
2616 (hpi_ctl.src_node_type == prev_ctl.src_node_type) &&
2617 (hpi_ctl.src_node_index == prev_ctl.src_node_index) &&
2618 (hpi_ctl.dst_node_type == prev_ctl.dst_node_type) &&
2619 (hpi_ctl.dst_node_index == prev_ctl.dst_node_index))
2626 switch (hpi_ctl.control_type) {
2627 case HPI_CONTROL_VOLUME:
2628 err = snd_asihpi_volume_add(asihpi, &hpi_ctl);
2630 case HPI_CONTROL_LEVEL:
2631 err = snd_asihpi_level_add(asihpi, &hpi_ctl);
2633 case HPI_CONTROL_MULTIPLEXER:
2634 err = snd_asihpi_mux_add(asihpi, &hpi_ctl);
2636 case HPI_CONTROL_CHANNEL_MODE:
2637 err = snd_asihpi_cmode_add(asihpi, &hpi_ctl);
2639 case HPI_CONTROL_METER:
2640 err = snd_asihpi_meter_add(asihpi, &hpi_ctl, subindex);
2642 case HPI_CONTROL_SAMPLECLOCK:
2643 err = snd_asihpi_sampleclock_add(
2646 case HPI_CONTROL_CONNECTION: /* ignore these */
2648 case HPI_CONTROL_TUNER:
2649 err = snd_asihpi_tuner_add(asihpi, &hpi_ctl);
2651 case HPI_CONTROL_AESEBU_TRANSMITTER:
2652 err = snd_asihpi_aesebu_tx_add(asihpi, &hpi_ctl);
2654 case HPI_CONTROL_AESEBU_RECEIVER:
2655 err = snd_asihpi_aesebu_rx_add(asihpi, &hpi_ctl);
2657 case HPI_CONTROL_VOX:
2658 case HPI_CONTROL_BITSTREAM:
2659 case HPI_CONTROL_MICROPHONE:
2660 case HPI_CONTROL_PARAMETRIC_EQ:
2661 case HPI_CONTROL_COMPANDER:
2664 snd_printk(KERN_INFO
2665 "untranslated HPI control"
2666 "(%d) %d %d %d %d %d\n",
2668 hpi_ctl.control_type,
2669 hpi_ctl.src_node_type,
2670 hpi_ctl.src_node_index,
2671 hpi_ctl.dst_node_type,
2672 hpi_ctl.dst_node_index);
2678 if (HPI_ERROR_INVALID_OBJ_INDEX != err)
2679 hpi_handle_error(err);
2681 snd_printk(KERN_INFO "%d mixer controls found\n", idx);
2686 /*------------------------------------------------------------
2688 ------------------------------------------------------------*/
2691 snd_asihpi_proc_read(struct snd_info_entry *entry,
2692 struct snd_info_buffer *buffer)
2694 struct snd_card_asihpi *asihpi = entry->private_data;
2701 snd_iprintf(buffer, "ASIHPI driver proc file\n");
2703 "adapter ID=%4X\n_index=%d\n"
2704 "num_outstreams=%d\n_num_instreams=%d\n",
2705 asihpi->type, asihpi->adapter_index,
2706 asihpi->num_outstreams, asihpi->num_instreams);
2708 version = asihpi->version;
2710 "serial#=%d\n_hw version %c%d\nDSP code version %03d\n",
2711 asihpi->serial_number, ((version >> 3) & 0xf) + 'A',
2713 ((version >> 13) * 100) + ((version >> 7) & 0x3f));
2715 err = hpi_mixer_get_control(ss, asihpi->h_mixer,
2716 HPI_SOURCENODE_CLOCK_SOURCE, 0, 0, 0,
2717 HPI_CONTROL_SAMPLECLOCK, &h_control);
2720 err = hpi_sample_clock_get_sample_rate(ss,
2722 err += hpi_sample_clock_get_source(ss, h_control, &source);
2725 snd_iprintf(buffer, "sample_clock=%d_hz, source %s\n",
2726 rate, sampleclock_sources[source]);
2732 static void __devinit snd_asihpi_proc_init(struct snd_card_asihpi *asihpi)
2734 struct snd_info_entry *entry;
2736 if (!snd_card_proc_new(asihpi->card, "info", &entry))
2737 snd_info_set_text_ops(entry, asihpi, snd_asihpi_proc_read);
2740 /*------------------------------------------------------------
2742 ------------------------------------------------------------*/
2744 static int snd_asihpi_hpi_open(struct snd_hwdep *hw, struct file *file)
2746 if (enable_hpi_hwdep)
2753 static int snd_asihpi_hpi_release(struct snd_hwdep *hw, struct file *file)
2755 if (enable_hpi_hwdep)
2756 return asihpi_hpi_release(file);
2761 static int snd_asihpi_hpi_ioctl(struct snd_hwdep *hw, struct file *file,
2762 unsigned int cmd, unsigned long arg)
2764 if (enable_hpi_hwdep)
2765 return asihpi_hpi_ioctl(file, cmd, arg);
2771 /* results in /dev/snd/hwC#D0 file for each card with index #
2772 also /proc/asound/hwdep will contain '#-00: asihpi (HPI) for each card'
2774 static int __devinit snd_asihpi_hpi_new(struct snd_card_asihpi *asihpi,
2775 int device, struct snd_hwdep **rhwdep)
2777 struct snd_hwdep *hw;
2782 err = snd_hwdep_new(asihpi->card, "HPI", device, &hw);
2785 strcpy(hw->name, "asihpi (HPI)");
2786 hw->iface = SNDRV_HWDEP_IFACE_LAST;
2787 hw->ops.open = snd_asihpi_hpi_open;
2788 hw->ops.ioctl = snd_asihpi_hpi_ioctl;
2789 hw->ops.release = snd_asihpi_hpi_release;
2790 hw->private_data = asihpi;
2796 /*------------------------------------------------------------
2798 ------------------------------------------------------------*/
2799 static int __devinit snd_asihpi_probe(struct pci_dev *pci_dev,
2800 const struct pci_device_id *pci_id)
2807 struct hpi_adapter *hpi_card;
2808 struct snd_card *card;
2809 struct snd_card_asihpi *asihpi;
2815 if (dev >= SNDRV_CARDS)
2818 /* Should this be enable[hpi_card->index] ? */
2824 err = asihpi_adapter_probe(pci_dev, pci_id);
2828 hpi_card = pci_get_drvdata(pci_dev);
2829 /* first try to give the card the same index as its hardware index */
2830 err = snd_card_create(hpi_card->index,
2831 id[hpi_card->index], THIS_MODULE,
2832 sizeof(struct snd_card_asihpi),
2835 /* if that fails, try the default index==next available */
2837 snd_card_create(index[dev], id[dev],
2839 sizeof(struct snd_card_asihpi),
2843 snd_printk(KERN_WARNING
2844 "**** WARNING **** adapter index %d->ALSA index %d\n",
2845 hpi_card->index, card->number);
2848 asihpi = (struct snd_card_asihpi *) card->private_data;
2849 asihpi->card = card;
2850 asihpi->pci = hpi_card->pci;
2851 asihpi->adapter_index = hpi_card->index;
2852 hpi_handle_error(hpi_adapter_get_info(ss,
2853 asihpi->adapter_index,
2854 &asihpi->num_outstreams,
2855 &asihpi->num_instreams,
2857 &asihpi->serial_number, &asihpi->type));
2859 version = asihpi->version;
2860 snd_printk(KERN_INFO "adapter ID=%4X index=%d num_outstreams=%d "
2861 "num_instreams=%d S/N=%d\n"
2862 "hw version %c%d DSP code version %03d\n",
2863 asihpi->type, asihpi->adapter_index,
2864 asihpi->num_outstreams,
2865 asihpi->num_instreams, asihpi->serial_number,
2866 ((version >> 3) & 0xf) + 'A',
2868 ((version >> 13) * 100) + ((version >> 7) & 0x3f));
2870 pcm_substreams = asihpi->num_outstreams;
2871 if (pcm_substreams < asihpi->num_instreams)
2872 pcm_substreams = asihpi->num_instreams;
2874 err = hpi_adapter_get_property(ss, asihpi->adapter_index,
2875 HPI_ADAPTER_PROPERTY_CAPS1,
2876 NULL, &asihpi->support_grouping);
2878 asihpi->support_grouping = 0;
2880 err = hpi_adapter_get_property(ss, asihpi->adapter_index,
2881 HPI_ADAPTER_PROPERTY_CAPS2,
2882 &asihpi->support_mrx, NULL);
2884 asihpi->support_mrx = 0;
2886 err = hpi_adapter_get_property(ss, asihpi->adapter_index,
2887 HPI_ADAPTER_PROPERTY_INTERVAL,
2888 NULL, &asihpi->update_interval_frames);
2890 asihpi->update_interval_frames = 512;
2892 hpi_handle_error(hpi_instream_open(ss, asihpi->adapter_index,
2895 err = hpi_instream_host_buffer_free(ss, h_stream);
2896 asihpi->support_mmap = (!err);
2898 hpi_handle_error(hpi_instream_close(ss, h_stream));
2900 err = hpi_adapter_get_property(ss, asihpi->adapter_index,
2901 HPI_ADAPTER_PROPERTY_CURCHANNELS,
2902 &asihpi->in_max_chans, &asihpi->out_max_chans);
2904 asihpi->in_max_chans = 2;
2905 asihpi->out_max_chans = 2;
2908 snd_printk(KERN_INFO "supports mmap:%d grouping:%d mrx:%d\n",
2909 asihpi->support_mmap,
2910 asihpi->support_grouping,
2915 err = snd_card_asihpi_pcm_new(asihpi, 0, pcm_substreams);
2917 snd_printk(KERN_ERR "pcm_new failed\n");
2920 err = snd_card_asihpi_mixer_new(asihpi);
2922 snd_printk(KERN_ERR "mixer_new failed\n");
2926 err = hpi_mixer_get_control(ss, asihpi->h_mixer,
2927 HPI_SOURCENODE_CLOCK_SOURCE, 0, 0, 0,
2928 HPI_CONTROL_SAMPLECLOCK, &h_control);
2931 err = hpi_sample_clock_set_local_rate(
2932 ss, h_control, adapter_fs);
2934 snd_asihpi_proc_init(asihpi);
2936 /* always create, can be enabled or disabled dynamically
2937 by enable_hwdep module param*/
2938 snd_asihpi_hpi_new(asihpi, 0, NULL);
2940 if (asihpi->support_mmap)
2941 strcpy(card->driver, "ASIHPI-MMAP");
2943 strcpy(card->driver, "ASIHPI");
2945 sprintf(card->shortname, "AudioScience ASI%4X", asihpi->type);
2946 sprintf(card->longname, "%s %i",
2947 card->shortname, asihpi->adapter_index);
2948 err = snd_card_register(card);
2950 hpi_card->snd_card_asihpi = card;
2955 snd_card_free(card);
2956 snd_printk(KERN_ERR "snd_asihpi_probe error %d\n", err);
2961 static void __devexit snd_asihpi_remove(struct pci_dev *pci_dev)
2963 struct hpi_adapter *hpi_card = pci_get_drvdata(pci_dev);
2965 snd_card_free(hpi_card->snd_card_asihpi);
2966 hpi_card->snd_card_asihpi = NULL;
2967 asihpi_adapter_remove(pci_dev);
2970 static DEFINE_PCI_DEVICE_TABLE(asihpi_pci_tbl) = {
2971 {HPI_PCI_VENDOR_ID_TI, HPI_PCI_DEV_ID_DSP6205,
2972 HPI_PCI_VENDOR_ID_AUDIOSCIENCE, PCI_ANY_ID, 0, 0,
2973 (kernel_ulong_t)HPI_6205},
2974 {HPI_PCI_VENDOR_ID_TI, HPI_PCI_DEV_ID_PCI2040,
2975 HPI_PCI_VENDOR_ID_AUDIOSCIENCE, PCI_ANY_ID, 0, 0,
2976 (kernel_ulong_t)HPI_6000},
2979 MODULE_DEVICE_TABLE(pci, asihpi_pci_tbl);
2981 static struct pci_driver driver = {
2983 .id_table = asihpi_pci_tbl,
2984 .probe = snd_asihpi_probe,
2985 .remove = __devexit_p(snd_asihpi_remove),
2987 /* .suspend = snd_asihpi_suspend,
2988 .resume = snd_asihpi_resume, */
2992 static int __init snd_asihpi_init(void)
2995 return pci_register_driver(&driver);
2998 static void __exit snd_asihpi_exit(void)
3001 pci_unregister_driver(&driver);
3005 module_init(snd_asihpi_init)
3006 module_exit(snd_asihpi_exit)