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.
25 /* >0: print Hw params, timer vars. >1: print stream write/copy sizes */
26 #define REALLY_VERBOSE_LOGGING 0
28 #if REALLY_VERBOSE_LOGGING
29 #define VPRINTK1 snd_printd
34 #if REALLY_VERBOSE_LOGGING > 1
35 #define VPRINTK2 snd_printd
40 #include "hpi_internal.h"
41 #include "hpimsginit.h"
44 #include <linux/pci.h>
45 #include <linux/version.h>
46 #include <linux/init.h>
47 #include <linux/jiffies.h>
48 #include <linux/slab.h>
49 #include <linux/time.h>
50 #include <linux/wait.h>
51 #include <sound/core.h>
52 #include <sound/control.h>
53 #include <sound/pcm.h>
54 #include <sound/pcm_params.h>
55 #include <sound/info.h>
56 #include <sound/initval.h>
57 #include <sound/tlv.h>
58 #include <sound/hwdep.h>
61 MODULE_LICENSE("GPL");
62 MODULE_AUTHOR("AudioScience inc. <support@audioscience.com>");
63 MODULE_DESCRIPTION("AudioScience ALSA ASI5000 ASI6000 ASI87xx ASI89xx");
65 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* index 0-MAX */
66 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
67 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;
68 static int enable_hpi_hwdep = 1;
70 module_param_array(index, int, NULL, S_IRUGO);
71 MODULE_PARM_DESC(index, "ALSA index value for AudioScience soundcard.");
73 module_param_array(id, charp, NULL, S_IRUGO);
74 MODULE_PARM_DESC(id, "ALSA ID string for AudioScience soundcard.");
76 module_param_array(enable, bool, NULL, S_IRUGO);
77 MODULE_PARM_DESC(enable, "ALSA enable AudioScience soundcard.");
79 module_param(enable_hpi_hwdep, bool, S_IRUGO|S_IWUSR);
80 MODULE_PARM_DESC(enable_hpi_hwdep,
81 "ALSA enable HPI hwdep for AudioScience soundcard ");
84 #ifdef KERNEL_ALSA_BUILD
85 static char *build_info = "Built using headers from kernel source";
86 module_param(build_info, charp, S_IRUGO);
87 MODULE_PARM_DESC(build_info, "built using headers from kernel source");
89 static char *build_info = "Built within ALSA source";
90 module_param(build_info, charp, S_IRUGO);
91 MODULE_PARM_DESC(build_info, "built within ALSA source");
94 /* set to 1 to dump every control from adapter to log */
95 static const int mixer_dump;
97 #define DEFAULT_SAMPLERATE 44100
98 static int adapter_fs = DEFAULT_SAMPLERATE;
101 #define PERIODS_MIN 2
102 #define PERIOD_BYTES_MIN 2048
103 #define BUFFER_BYTES_MAX (512 * 1024)
105 /* convert stream to character */
106 #define SCHR(s) ((s == SNDRV_PCM_STREAM_PLAYBACK) ? 'P' : 'C')
108 /*#define TIMER_MILLISECONDS 20
109 #define FORCE_TIMER_JIFFIES ((TIMER_MILLISECONDS * HZ + 999)/1000)
112 #define MAX_CLOCKSOURCES (HPI_SAMPLECLOCK_SOURCE_LAST + 1 + 7)
123 struct clk_source s[MAX_CLOCKSOURCES];
127 struct snd_card_asihpi {
128 struct snd_card *card;
141 u16 support_grouping;
143 u16 update_interval_frames;
148 /* Per stream data */
149 struct snd_card_asihpi_pcm {
150 struct timer_list timer;
151 unsigned int respawn_timer;
152 unsigned int hpi_buffer_attached;
153 unsigned int buffer_bytes;
154 unsigned int period_bytes;
155 unsigned int bytes_per_sec;
156 unsigned int pcm_buf_host_rw_ofs; /* Host R/W pos */
157 unsigned int pcm_buf_dma_ofs; /* DMA R/W offset in buffer */
158 unsigned int pcm_buf_elapsed_dma_ofs; /* DMA R/W offset in buffer */
159 struct snd_pcm_substream *substream;
161 struct hpi_format format;
164 /* universal stream verbs work with out or in stream handles */
166 /* Functions to allow driver to give a buffer to HPI for busmastering */
168 static u16 hpi_stream_host_buffer_attach(
169 u32 h_stream, /* handle to outstream. */
170 u32 size_in_bytes, /* size in bytes of bus mastering buffer */
174 struct hpi_message hm;
175 struct hpi_response hr;
176 unsigned int obj = hpi_handle_object(h_stream);
179 return HPI_ERROR_INVALID_OBJ;
180 hpi_init_message_response(&hm, &hr, obj,
181 obj == HPI_OBJ_OSTREAM ?
182 HPI_OSTREAM_HOSTBUFFER_ALLOC :
183 HPI_ISTREAM_HOSTBUFFER_ALLOC);
185 hpi_handle_to_indexes(h_stream, &hm.adapter_index,
188 hm.u.d.u.buffer.buffer_size = size_in_bytes;
189 hm.u.d.u.buffer.pci_address = pci_address;
190 hm.u.d.u.buffer.command = HPI_BUFFER_CMD_INTERNAL_GRANTADAPTER;
191 hpi_send_recv(&hm, &hr);
195 static u16 hpi_stream_host_buffer_detach(u32 h_stream)
197 struct hpi_message hm;
198 struct hpi_response hr;
199 unsigned int obj = hpi_handle_object(h_stream);
202 return HPI_ERROR_INVALID_OBJ;
204 hpi_init_message_response(&hm, &hr, obj,
205 obj == HPI_OBJ_OSTREAM ?
206 HPI_OSTREAM_HOSTBUFFER_FREE :
207 HPI_ISTREAM_HOSTBUFFER_FREE);
209 hpi_handle_to_indexes(h_stream, &hm.adapter_index,
211 hm.u.d.u.buffer.command = HPI_BUFFER_CMD_INTERNAL_REVOKEADAPTER;
212 hpi_send_recv(&hm, &hr);
216 static inline u16 hpi_stream_start(u32 h_stream)
218 if (hpi_handle_object(h_stream) == HPI_OBJ_OSTREAM)
219 return hpi_outstream_start(h_stream);
221 return hpi_instream_start(h_stream);
224 static inline u16 hpi_stream_stop(u32 h_stream)
226 if (hpi_handle_object(h_stream) == HPI_OBJ_OSTREAM)
227 return hpi_outstream_stop(h_stream);
229 return hpi_instream_stop(h_stream);
232 static inline u16 hpi_stream_get_info_ex(
236 u32 *pdata_in_buffer,
242 if (hpi_handle_object(h_stream) == HPI_OBJ_OSTREAM)
243 e = hpi_outstream_get_info_ex(h_stream, pw_state,
244 pbuffer_size, pdata_in_buffer,
245 psample_count, pauxiliary_data);
247 e = hpi_instream_get_info_ex(h_stream, pw_state,
248 pbuffer_size, pdata_in_buffer,
249 psample_count, pauxiliary_data);
253 static inline u16 hpi_stream_group_add(
257 if (hpi_handle_object(h_master) == HPI_OBJ_OSTREAM)
258 return hpi_outstream_group_add(h_master, h_stream);
260 return hpi_instream_group_add(h_master, h_stream);
263 static inline u16 hpi_stream_group_reset(u32 h_stream)
265 if (hpi_handle_object(h_stream) == HPI_OBJ_OSTREAM)
266 return hpi_outstream_group_reset(h_stream);
268 return hpi_instream_group_reset(h_stream);
271 static inline u16 hpi_stream_group_get_map(
272 u32 h_stream, u32 *mo, u32 *mi)
274 if (hpi_handle_object(h_stream) == HPI_OBJ_OSTREAM)
275 return hpi_outstream_group_get_map(h_stream, mo, mi);
277 return hpi_instream_group_get_map(h_stream, mo, mi);
280 static u16 handle_error(u16 err, int line, char *filename)
284 "in file %s, line %d: HPI error %d\n",
285 filename, line, err);
289 #define hpi_handle_error(x) handle_error(x, __LINE__, __FILE__)
291 /***************************** GENERAL PCM ****************/
292 #if REALLY_VERBOSE_LOGGING
293 static void print_hwparams(struct snd_pcm_hw_params *p)
295 snd_printd("HWPARAMS \n");
296 snd_printd("samplerate %d \n", params_rate(p));
297 snd_printd("Channels %d \n", params_channels(p));
298 snd_printd("Format %d \n", params_format(p));
299 snd_printd("subformat %d \n", params_subformat(p));
300 snd_printd("Buffer bytes %d \n", params_buffer_bytes(p));
301 snd_printd("Period bytes %d \n", params_period_bytes(p));
302 snd_printd("access %d \n", params_access(p));
303 snd_printd("period_size %d \n", params_period_size(p));
304 snd_printd("periods %d \n", params_periods(p));
305 snd_printd("buffer_size %d \n", params_buffer_size(p));
308 #define print_hwparams(x)
311 static snd_pcm_format_t hpi_to_alsa_formats[] = {
313 SNDRV_PCM_FORMAT_U8, /* HPI_FORMAT_PCM8_UNSIGNED 1 */
314 SNDRV_PCM_FORMAT_S16, /* HPI_FORMAT_PCM16_SIGNED 2 */
315 -1, /* HPI_FORMAT_MPEG_L1 3 */
316 SNDRV_PCM_FORMAT_MPEG, /* HPI_FORMAT_MPEG_L2 4 */
317 SNDRV_PCM_FORMAT_MPEG, /* HPI_FORMAT_MPEG_L3 5 */
318 -1, /* HPI_FORMAT_DOLBY_AC2 6 */
319 -1, /* HPI_FORMAT_DOLBY_AC3 7 */
320 SNDRV_PCM_FORMAT_S16_BE,/* HPI_FORMAT_PCM16_BIGENDIAN 8 */
321 -1, /* HPI_FORMAT_AA_TAGIT1_HITS 9 */
322 -1, /* HPI_FORMAT_AA_TAGIT1_INSERTS 10 */
323 SNDRV_PCM_FORMAT_S32, /* HPI_FORMAT_PCM32_SIGNED 11 */
324 -1, /* HPI_FORMAT_RAW_BITSTREAM 12 */
325 -1, /* HPI_FORMAT_AA_TAGIT1_HITS_EX1 13 */
326 SNDRV_PCM_FORMAT_FLOAT, /* HPI_FORMAT_PCM32_FLOAT 14 */
328 /* ALSA can't handle 3 byte sample size together with power-of-2
329 * constraint on buffer_bytes, so disable this format
333 /* SNDRV_PCM_FORMAT_S24_3LE */ /* HPI_FORMAT_PCM24_SIGNED 15 */
338 static int snd_card_asihpi_format_alsa2hpi(snd_pcm_format_t alsa_format,
343 for (format = HPI_FORMAT_PCM8_UNSIGNED;
344 format <= HPI_FORMAT_PCM24_SIGNED; format++) {
345 if (hpi_to_alsa_formats[format] == alsa_format) {
346 *hpi_format = format;
351 snd_printd(KERN_WARNING "failed match for alsa format %d\n",
357 static void snd_card_asihpi_pcm_samplerates(struct snd_card_asihpi *asihpi,
358 struct snd_pcm_hardware *pcmhw)
364 unsigned int rate_min = 200000;
365 unsigned int rate_max = 0;
366 unsigned int rates = 0;
368 if (asihpi->support_mrx) {
369 rates |= SNDRV_PCM_RATE_CONTINUOUS;
370 rates |= SNDRV_PCM_RATE_8000_96000;
374 /* on cards without SRC,
375 valid rates are determined by sampleclock */
376 err = hpi_mixer_get_control(asihpi->h_mixer,
377 HPI_SOURCENODE_CLOCK_SOURCE, 0, 0, 0,
378 HPI_CONTROL_SAMPLECLOCK, &h_control);
381 "No local sampleclock, err %d\n", err);
384 for (idx = 0; idx < 100; idx++) {
385 if (hpi_sample_clock_query_local_rate(
386 h_control, idx, &sample_rate)) {
389 "Local rate query failed\n");
394 rate_min = min(rate_min, sample_rate);
395 rate_max = max(rate_max, sample_rate);
397 switch (sample_rate) {
399 rates |= SNDRV_PCM_RATE_5512;
402 rates |= SNDRV_PCM_RATE_8000;
405 rates |= SNDRV_PCM_RATE_11025;
408 rates |= SNDRV_PCM_RATE_16000;
411 rates |= SNDRV_PCM_RATE_22050;
414 rates |= SNDRV_PCM_RATE_32000;
417 rates |= SNDRV_PCM_RATE_44100;
420 rates |= SNDRV_PCM_RATE_48000;
423 rates |= SNDRV_PCM_RATE_64000;
426 rates |= SNDRV_PCM_RATE_88200;
429 rates |= SNDRV_PCM_RATE_96000;
432 rates |= SNDRV_PCM_RATE_176400;
435 rates |= SNDRV_PCM_RATE_192000;
437 default: /* some other rate */
438 rates |= SNDRV_PCM_RATE_KNOT;
443 /* printk(KERN_INFO "Supported rates %X %d %d\n",
444 rates, rate_min, rate_max); */
445 pcmhw->rates = rates;
446 pcmhw->rate_min = rate_min;
447 pcmhw->rate_max = rate_max;
450 static int snd_card_asihpi_pcm_hw_params(struct snd_pcm_substream *substream,
451 struct snd_pcm_hw_params *params)
453 struct snd_pcm_runtime *runtime = substream->runtime;
454 struct snd_card_asihpi_pcm *dpcm = runtime->private_data;
455 struct snd_card_asihpi *card = snd_pcm_substream_chip(substream);
459 unsigned int bytes_per_sec;
461 print_hwparams(params);
462 err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(params));
465 err = snd_card_asihpi_format_alsa2hpi(params_format(params), &format);
469 VPRINTK1(KERN_INFO "format %d, %d chans, %d_hz\n",
470 format, params_channels(params),
471 params_rate(params));
473 hpi_handle_error(hpi_format_create(&dpcm->format,
474 params_channels(params),
475 format, params_rate(params), 0, 0));
477 if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) {
478 if (hpi_instream_reset(dpcm->h_stream) != 0)
481 if (hpi_instream_set_format(
482 dpcm->h_stream, &dpcm->format) != 0)
486 dpcm->hpi_buffer_attached = 0;
487 if (card->support_mmap) {
489 err = hpi_stream_host_buffer_attach(dpcm->h_stream,
490 params_buffer_bytes(params), runtime->dma_addr);
493 "stream_host_buffer_attach succeeded %u %lu\n",
494 params_buffer_bytes(params),
495 (unsigned long)runtime->dma_addr);
498 "stream_host_buffer_attach error %d\n",
503 err = hpi_stream_get_info_ex(dpcm->h_stream, NULL,
504 &dpcm->hpi_buffer_attached,
507 VPRINTK1(KERN_INFO "stream_host_buffer_attach status 0x%x\n",
508 dpcm->hpi_buffer_attached);
510 bytes_per_sec = params_rate(params) * params_channels(params);
511 width = snd_pcm_format_width(params_format(params));
512 bytes_per_sec *= width;
514 if (width < 0 || bytes_per_sec == 0)
517 dpcm->bytes_per_sec = bytes_per_sec;
518 dpcm->buffer_bytes = params_buffer_bytes(params);
519 dpcm->period_bytes = params_period_bytes(params);
520 VPRINTK1(KERN_INFO "buffer_bytes=%d, period_bytes=%d, bps=%d\n",
521 dpcm->buffer_bytes, dpcm->period_bytes, bytes_per_sec);
527 snd_card_asihpi_hw_free(struct snd_pcm_substream *substream)
529 struct snd_pcm_runtime *runtime = substream->runtime;
530 struct snd_card_asihpi_pcm *dpcm = runtime->private_data;
531 if (dpcm->hpi_buffer_attached)
532 hpi_stream_host_buffer_detach(dpcm->h_stream);
534 snd_pcm_lib_free_pages(substream);
538 static void snd_card_asihpi_runtime_free(struct snd_pcm_runtime *runtime)
540 struct snd_card_asihpi_pcm *dpcm = runtime->private_data;
544 static void snd_card_asihpi_pcm_timer_start(struct snd_pcm_substream *
547 struct snd_pcm_runtime *runtime = substream->runtime;
548 struct snd_card_asihpi_pcm *dpcm = runtime->private_data;
552 /*? (dpcm->period_bytes * HZ / dpcm->bytes_per_sec); */
553 expiry = max(expiry, 1); /* don't let it be zero! */
554 dpcm->timer.expires = jiffies + expiry;
555 dpcm->respawn_timer = 1;
556 add_timer(&dpcm->timer);
559 static void snd_card_asihpi_pcm_timer_stop(struct snd_pcm_substream *substream)
561 struct snd_pcm_runtime *runtime = substream->runtime;
562 struct snd_card_asihpi_pcm *dpcm = runtime->private_data;
564 dpcm->respawn_timer = 0;
565 del_timer(&dpcm->timer);
568 static int snd_card_asihpi_trigger(struct snd_pcm_substream *substream,
571 struct snd_card_asihpi_pcm *dpcm = substream->runtime->private_data;
572 struct snd_card_asihpi *card = snd_pcm_substream_chip(substream);
573 struct snd_pcm_substream *s;
576 VPRINTK1(KERN_INFO "%c%d trigger\n",
577 SCHR(substream->stream), substream->number);
579 case SNDRV_PCM_TRIGGER_START:
580 snd_pcm_group_for_each_entry(s, substream) {
581 struct snd_pcm_runtime *runtime = s->runtime;
582 struct snd_card_asihpi_pcm *ds = runtime->private_data;
584 if (snd_pcm_substream_chip(s) != card)
587 /* don't link Cap and Play */
588 if (substream->stream != s->stream)
591 if ((s->stream == SNDRV_PCM_STREAM_PLAYBACK) &&
592 (card->support_mmap)) {
593 /* How do I know how much valid data is present
594 * in buffer? Must be at least one period!
595 * Guessing 2 periods, but if
596 * buffer is bigger it may contain even more
599 unsigned int preload = ds->period_bytes * 1;
600 VPRINTK2(KERN_INFO "%d preload x%x\n", s->number, preload);
601 hpi_handle_error(hpi_outstream_write_buf(
603 &runtime->dma_area[0],
606 ds->pcm_buf_host_rw_ofs = preload;
609 if (card->support_grouping) {
610 VPRINTK1(KERN_INFO "\t%c%d group\n",
613 e = hpi_stream_group_add(
617 snd_pcm_trigger_done(s, substream);
625 VPRINTK1(KERN_INFO "start\n");
626 /* start the master stream */
627 snd_card_asihpi_pcm_timer_start(substream);
628 if ((substream->stream == SNDRV_PCM_STREAM_CAPTURE) ||
630 hpi_handle_error(hpi_stream_start(dpcm->h_stream));
633 case SNDRV_PCM_TRIGGER_STOP:
634 snd_card_asihpi_pcm_timer_stop(substream);
635 snd_pcm_group_for_each_entry(s, substream) {
636 if (snd_pcm_substream_chip(s) != card)
638 /* don't link Cap and Play */
639 if (substream->stream != s->stream)
642 /*? workaround linked streams don't
643 transition to SETUP 20070706*/
644 s->runtime->status->state = SNDRV_PCM_STATE_SETUP;
646 if (card->support_grouping) {
647 VPRINTK1(KERN_INFO "\t%c%d group\n",
650 snd_pcm_trigger_done(s, substream);
654 VPRINTK1(KERN_INFO "stop\n");
656 /* _prepare and _hwparams reset the stream */
657 hpi_handle_error(hpi_stream_stop(dpcm->h_stream));
658 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
660 hpi_outstream_reset(dpcm->h_stream));
662 if (card->support_grouping)
663 hpi_handle_error(hpi_stream_group_reset(dpcm->h_stream));
666 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
667 VPRINTK1(KERN_INFO "pause release\n");
668 hpi_handle_error(hpi_stream_start(dpcm->h_stream));
669 snd_card_asihpi_pcm_timer_start(substream);
671 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
672 VPRINTK1(KERN_INFO "pause\n");
673 snd_card_asihpi_pcm_timer_stop(substream);
674 hpi_handle_error(hpi_stream_stop(dpcm->h_stream));
677 snd_printd(KERN_ERR "\tINVALID\n");
685 Without linking degenerates to getting single stream pos etc
686 Without mmap 2nd loop degenerates to snd_pcm_period_elapsed
689 pcm_buf_dma_ofs=get_buf_pos(s);
690 for_each_linked_stream(s) {
691 pcm_buf_dma_ofs=get_buf_pos(s);
692 min_buf_pos = modulo_min(min_buf_pos, pcm_buf_dma_ofs, buffer_bytes)
693 new_data = min(new_data, calc_new_data(pcm_buf_dma_ofs,irq_pos)
695 timer.expires = jiffies + predict_next_period_ready(min_buf_pos);
696 for_each_linked_stream(s) {
697 s->pcm_buf_dma_ofs = min_buf_pos;
698 if (new_data > period_bytes) {
700 irq_pos = (irq_pos + period_bytes) % buffer_bytes;
707 snd_pcm_period_elapsed(s);
712 /** Minimum of 2 modulo values. Works correctly when the difference between
713 * the values is less than half the modulus
715 static inline unsigned int modulo_min(unsigned int a, unsigned int b,
716 unsigned long int modulus)
719 if (((a-b) % modulus) < (modulus/2))
727 /** Timer function, equivalent to interrupt service routine for cards
729 static void snd_card_asihpi_timer_function(unsigned long data)
731 struct snd_card_asihpi_pcm *dpcm = (struct snd_card_asihpi_pcm *)data;
732 struct snd_pcm_substream *substream = dpcm->substream;
733 struct snd_card_asihpi *card = snd_pcm_substream_chip(substream);
734 struct snd_pcm_runtime *runtime;
735 struct snd_pcm_substream *s;
736 unsigned int newdata = 0;
737 unsigned int pcm_buf_dma_ofs, min_buf_pos = 0;
738 unsigned int remdata, xfercount, next_jiffies;
742 u32 buffer_size, bytes_avail, samples_played, on_card_bytes;
744 VPRINTK1(KERN_INFO "%c%d snd_card_asihpi_timer_function\n",
745 SCHR(substream->stream), substream->number);
747 /* find minimum newdata and buffer pos in group */
748 snd_pcm_group_for_each_entry(s, substream) {
749 struct snd_card_asihpi_pcm *ds = s->runtime->private_data;
750 runtime = s->runtime;
752 if (snd_pcm_substream_chip(s) != card)
755 /* don't link Cap and Play */
756 if (substream->stream != s->stream)
759 hpi_handle_error(hpi_stream_get_info_ex(
760 ds->h_stream, &state,
761 &buffer_size, &bytes_avail,
762 &samples_played, &on_card_bytes));
764 /* number of bytes in on-card buffer */
765 runtime->delay = on_card_bytes;
767 if (s->stream == SNDRV_PCM_STREAM_PLAYBACK) {
768 pcm_buf_dma_ofs = ds->pcm_buf_host_rw_ofs - bytes_avail;
769 if (state == HPI_STATE_STOPPED) {
770 if ((bytes_avail == 0) &&
771 (on_card_bytes < ds->pcm_buf_host_rw_ofs)) {
772 hpi_handle_error(hpi_stream_start(ds->h_stream));
773 VPRINTK1(KERN_INFO "P%d start\n", s->number);
775 } else if (state == HPI_STATE_DRAINED) {
776 VPRINTK1(KERN_WARNING "P%d drained\n",
778 /*snd_pcm_stop(s, SNDRV_PCM_STATE_XRUN);
782 pcm_buf_dma_ofs = bytes_avail + ds->pcm_buf_host_rw_ofs;
785 /* can't statically init min when wrap is involved */
786 min_buf_pos = pcm_buf_dma_ofs;
787 newdata = (pcm_buf_dma_ofs - ds->pcm_buf_elapsed_dma_ofs) % ds->buffer_bytes;
791 modulo_min(min_buf_pos, pcm_buf_dma_ofs, UINT_MAX+1L);
793 (pcm_buf_dma_ofs - ds->pcm_buf_elapsed_dma_ofs) % ds->buffer_bytes,
797 VPRINTK1(KERN_INFO "PB timer hw_ptr x%04lX, appl_ptr x%04lX\n",
798 (unsigned long)frames_to_bytes(runtime,
799 runtime->status->hw_ptr),
800 (unsigned long)frames_to_bytes(runtime,
801 runtime->control->appl_ptr));
803 VPRINTK1(KERN_INFO "%d %c%d S=%d, rw=%04X, dma=x%04X, left=x%04X,"
804 " aux=x%04X space=x%04X\n",
805 loops, SCHR(s->stream), s->number,
806 state, ds->pcm_buf_host_rw_ofs, pcm_buf_dma_ofs, (int)bytes_avail,
807 (int)on_card_bytes, buffer_size-bytes_avail);
810 pcm_buf_dma_ofs = min_buf_pos;
812 remdata = newdata % dpcm->period_bytes;
813 xfercount = newdata - remdata; /* a multiple of period_bytes */
814 /* come back when on_card_bytes has decreased enough to allow
815 write to happen, or when data has been consumed to make another
818 if (xfercount && (on_card_bytes > dpcm->period_bytes))
819 next_jiffies = ((on_card_bytes - dpcm->period_bytes) * HZ / dpcm->bytes_per_sec);
821 next_jiffies = ((dpcm->period_bytes - remdata) * HZ / dpcm->bytes_per_sec);
823 next_jiffies = max(next_jiffies, 1U);
824 dpcm->timer.expires = jiffies + next_jiffies;
825 VPRINTK1(KERN_INFO "jif %d buf pos x%04X newdata x%04X xfer x%04X\n",
826 next_jiffies, pcm_buf_dma_ofs, newdata, xfercount);
828 snd_pcm_group_for_each_entry(s, substream) {
829 struct snd_card_asihpi_pcm *ds = s->runtime->private_data;
831 /* don't link Cap and Play */
832 if (substream->stream != s->stream)
835 ds->pcm_buf_dma_ofs = pcm_buf_dma_ofs;
837 if (xfercount && (on_card_bytes <= ds->period_bytes)) {
838 if (card->support_mmap) {
839 if (s->stream == SNDRV_PCM_STREAM_PLAYBACK) {
840 VPRINTK2(KERN_INFO "P%d write x%04x\n",
844 hpi_outstream_write_buf(
851 VPRINTK2(KERN_INFO "C%d read x%04x\n",
855 hpi_instream_read_buf(
859 ds->pcm_buf_host_rw_ofs = ds->pcm_buf_host_rw_ofs + xfercount;
860 } /* else R/W will be handled by read/write callbacks */
861 ds->pcm_buf_elapsed_dma_ofs = pcm_buf_dma_ofs;
862 snd_pcm_period_elapsed(s);
866 if (dpcm->respawn_timer)
867 add_timer(&dpcm->timer);
870 /***************************** PLAYBACK OPS ****************/
871 static int snd_card_asihpi_playback_ioctl(struct snd_pcm_substream *substream,
872 unsigned int cmd, void *arg)
874 /* snd_printd(KERN_INFO "Playback ioctl %d\n", cmd); */
875 return snd_pcm_lib_ioctl(substream, cmd, arg);
878 static int snd_card_asihpi_playback_prepare(struct snd_pcm_substream *
881 struct snd_pcm_runtime *runtime = substream->runtime;
882 struct snd_card_asihpi_pcm *dpcm = runtime->private_data;
884 VPRINTK1(KERN_INFO "playback prepare %d\n", substream->number);
886 hpi_handle_error(hpi_outstream_reset(dpcm->h_stream));
887 dpcm->pcm_buf_host_rw_ofs = 0;
888 dpcm->pcm_buf_dma_ofs = 0;
889 dpcm->pcm_buf_elapsed_dma_ofs = 0;
893 static snd_pcm_uframes_t
894 snd_card_asihpi_playback_pointer(struct snd_pcm_substream *substream)
896 struct snd_pcm_runtime *runtime = substream->runtime;
897 struct snd_card_asihpi_pcm *dpcm = runtime->private_data;
898 snd_pcm_uframes_t ptr;
900 ptr = bytes_to_frames(runtime, dpcm->pcm_buf_dma_ofs % dpcm->buffer_bytes);
901 /* VPRINTK2(KERN_INFO "playback_pointer=x%04lx\n", (unsigned long)ptr); */
905 static void snd_card_asihpi_playback_format(struct snd_card_asihpi *asihpi,
907 struct snd_pcm_hardware *pcmhw)
909 struct hpi_format hpi_format;
913 u32 sample_rate = 48000;
915 /* on cards without SRC, must query at valid rate,
916 * maybe set by external sync
918 err = hpi_mixer_get_control(asihpi->h_mixer,
919 HPI_SOURCENODE_CLOCK_SOURCE, 0, 0, 0,
920 HPI_CONTROL_SAMPLECLOCK, &h_control);
923 err = hpi_sample_clock_get_sample_rate(h_control,
926 for (format = HPI_FORMAT_PCM8_UNSIGNED;
927 format <= HPI_FORMAT_PCM24_SIGNED; format++) {
928 err = hpi_format_create(&hpi_format,
929 2, format, sample_rate, 128000, 0);
931 err = hpi_outstream_query_format(h_stream,
933 if (!err && (hpi_to_alsa_formats[format] != -1))
935 (1ULL << hpi_to_alsa_formats[format]);
939 static struct snd_pcm_hardware snd_card_asihpi_playback = {
942 .buffer_bytes_max = BUFFER_BYTES_MAX,
943 .period_bytes_min = PERIOD_BYTES_MIN,
944 .period_bytes_max = BUFFER_BYTES_MAX / PERIODS_MIN,
945 .periods_min = PERIODS_MIN,
946 .periods_max = BUFFER_BYTES_MAX / PERIOD_BYTES_MIN,
950 static int snd_card_asihpi_playback_open(struct snd_pcm_substream *substream)
952 struct snd_pcm_runtime *runtime = substream->runtime;
953 struct snd_card_asihpi_pcm *dpcm;
954 struct snd_card_asihpi *card = snd_pcm_substream_chip(substream);
957 dpcm = kzalloc(sizeof(*dpcm), GFP_KERNEL);
962 hpi_outstream_open(card->adapter_index,
963 substream->number, &dpcm->h_stream);
964 hpi_handle_error(err);
967 if (err == HPI_ERROR_OBJ_ALREADY_OPEN)
972 /*? also check ASI5000 samplerate source
973 If external, only support external rate.
974 If internal and other stream playing, cant switch
977 init_timer(&dpcm->timer);
978 dpcm->timer.data = (unsigned long) dpcm;
979 dpcm->timer.function = snd_card_asihpi_timer_function;
980 dpcm->substream = substream;
981 runtime->private_data = dpcm;
982 runtime->private_free = snd_card_asihpi_runtime_free;
984 snd_card_asihpi_playback.channels_max = card->out_max_chans;
985 /*?snd_card_asihpi_playback.period_bytes_min =
986 card->out_max_chans * 4096; */
988 snd_card_asihpi_playback_format(card, dpcm->h_stream,
989 &snd_card_asihpi_playback);
991 snd_card_asihpi_pcm_samplerates(card, &snd_card_asihpi_playback);
993 snd_card_asihpi_playback.info = SNDRV_PCM_INFO_INTERLEAVED |
994 SNDRV_PCM_INFO_DOUBLE |
995 SNDRV_PCM_INFO_BATCH |
996 SNDRV_PCM_INFO_BLOCK_TRANSFER |
997 SNDRV_PCM_INFO_PAUSE;
999 if (card->support_mmap)
1000 snd_card_asihpi_playback.info |= SNDRV_PCM_INFO_MMAP |
1001 SNDRV_PCM_INFO_MMAP_VALID;
1003 if (card->support_grouping)
1004 snd_card_asihpi_playback.info |= SNDRV_PCM_INFO_SYNC_START;
1006 /* struct is copied, so can create initializer dynamically */
1007 runtime->hw = snd_card_asihpi_playback;
1009 if (card->support_mmap)
1010 err = snd_pcm_hw_constraint_pow2(runtime, 0,
1011 SNDRV_PCM_HW_PARAM_BUFFER_BYTES);
1015 snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_SIZE,
1016 card->update_interval_frames);
1017 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_SIZE,
1018 card->update_interval_frames * 2, UINT_MAX);
1020 snd_pcm_set_sync(substream);
1022 VPRINTK1(KERN_INFO "playback open\n");
1027 static int snd_card_asihpi_playback_close(struct snd_pcm_substream *substream)
1029 struct snd_pcm_runtime *runtime = substream->runtime;
1030 struct snd_card_asihpi_pcm *dpcm = runtime->private_data;
1032 hpi_handle_error(hpi_outstream_close(dpcm->h_stream));
1033 VPRINTK1(KERN_INFO "playback close\n");
1038 static int snd_card_asihpi_playback_copy(struct snd_pcm_substream *substream,
1040 snd_pcm_uframes_t pos,
1042 snd_pcm_uframes_t count)
1044 struct snd_pcm_runtime *runtime = substream->runtime;
1045 struct snd_card_asihpi_pcm *dpcm = runtime->private_data;
1048 len = frames_to_bytes(runtime, count);
1050 if (copy_from_user(runtime->dma_area, src, len))
1053 VPRINTK2(KERN_DEBUG "playback copy%d %u bytes\n",
1054 substream->number, len);
1056 hpi_handle_error(hpi_outstream_write_buf(dpcm->h_stream,
1057 runtime->dma_area, len, &dpcm->format));
1059 dpcm->pcm_buf_host_rw_ofs = dpcm->pcm_buf_host_rw_ofs + len;
1064 static int snd_card_asihpi_playback_silence(struct snd_pcm_substream *
1065 substream, int channel,
1066 snd_pcm_uframes_t pos,
1067 snd_pcm_uframes_t count)
1070 struct snd_pcm_runtime *runtime = substream->runtime;
1071 struct snd_card_asihpi_pcm *dpcm = runtime->private_data;
1073 len = frames_to_bytes(runtime, count);
1074 VPRINTK1(KERN_INFO "playback silence %u bytes\n", len);
1076 memset(runtime->dma_area, 0, len);
1077 hpi_handle_error(hpi_outstream_write_buf(dpcm->h_stream,
1078 runtime->dma_area, len, &dpcm->format));
1082 static struct snd_pcm_ops snd_card_asihpi_playback_ops = {
1083 .open = snd_card_asihpi_playback_open,
1084 .close = snd_card_asihpi_playback_close,
1085 .ioctl = snd_card_asihpi_playback_ioctl,
1086 .hw_params = snd_card_asihpi_pcm_hw_params,
1087 .hw_free = snd_card_asihpi_hw_free,
1088 .prepare = snd_card_asihpi_playback_prepare,
1089 .trigger = snd_card_asihpi_trigger,
1090 .pointer = snd_card_asihpi_playback_pointer,
1091 .copy = snd_card_asihpi_playback_copy,
1092 .silence = snd_card_asihpi_playback_silence,
1095 static struct snd_pcm_ops snd_card_asihpi_playback_mmap_ops = {
1096 .open = snd_card_asihpi_playback_open,
1097 .close = snd_card_asihpi_playback_close,
1098 .ioctl = snd_card_asihpi_playback_ioctl,
1099 .hw_params = snd_card_asihpi_pcm_hw_params,
1100 .hw_free = snd_card_asihpi_hw_free,
1101 .prepare = snd_card_asihpi_playback_prepare,
1102 .trigger = snd_card_asihpi_trigger,
1103 .pointer = snd_card_asihpi_playback_pointer,
1106 /***************************** CAPTURE OPS ****************/
1107 static snd_pcm_uframes_t
1108 snd_card_asihpi_capture_pointer(struct snd_pcm_substream *substream)
1110 struct snd_pcm_runtime *runtime = substream->runtime;
1111 struct snd_card_asihpi_pcm *dpcm = runtime->private_data;
1113 VPRINTK2(KERN_INFO "capture pointer %d=%d\n",
1114 substream->number, dpcm->pcm_buf_dma_ofs);
1115 /* NOTE Unlike playback can't use actual samples_played
1116 for the capture position, because those samples aren't yet in
1117 the local buffer available for reading.
1119 return bytes_to_frames(runtime, dpcm->pcm_buf_dma_ofs % dpcm->buffer_bytes);
1122 static int snd_card_asihpi_capture_ioctl(struct snd_pcm_substream *substream,
1123 unsigned int cmd, void *arg)
1125 return snd_pcm_lib_ioctl(substream, cmd, arg);
1128 static int snd_card_asihpi_capture_prepare(struct snd_pcm_substream *substream)
1130 struct snd_pcm_runtime *runtime = substream->runtime;
1131 struct snd_card_asihpi_pcm *dpcm = runtime->private_data;
1133 hpi_handle_error(hpi_instream_reset(dpcm->h_stream));
1134 dpcm->pcm_buf_host_rw_ofs = 0;
1135 dpcm->pcm_buf_dma_ofs = 0;
1136 dpcm->pcm_buf_elapsed_dma_ofs = 0;
1138 VPRINTK1("Capture Prepare %d\n", substream->number);
1144 static void snd_card_asihpi_capture_format(struct snd_card_asihpi *asihpi,
1146 struct snd_pcm_hardware *pcmhw)
1148 struct hpi_format hpi_format;
1152 u32 sample_rate = 48000;
1154 /* on cards without SRC, must query at valid rate,
1155 maybe set by external sync */
1156 err = hpi_mixer_get_control(asihpi->h_mixer,
1157 HPI_SOURCENODE_CLOCK_SOURCE, 0, 0, 0,
1158 HPI_CONTROL_SAMPLECLOCK, &h_control);
1161 err = hpi_sample_clock_get_sample_rate(h_control,
1164 for (format = HPI_FORMAT_PCM8_UNSIGNED;
1165 format <= HPI_FORMAT_PCM24_SIGNED; format++) {
1167 err = hpi_format_create(&hpi_format, 2, format,
1168 sample_rate, 128000, 0);
1170 err = hpi_instream_query_format(h_stream,
1174 (1ULL << hpi_to_alsa_formats[format]);
1179 static struct snd_pcm_hardware snd_card_asihpi_capture = {
1182 .buffer_bytes_max = BUFFER_BYTES_MAX,
1183 .period_bytes_min = PERIOD_BYTES_MIN,
1184 .period_bytes_max = BUFFER_BYTES_MAX / PERIODS_MIN,
1185 .periods_min = PERIODS_MIN,
1186 .periods_max = BUFFER_BYTES_MAX / PERIOD_BYTES_MIN,
1190 static int snd_card_asihpi_capture_open(struct snd_pcm_substream *substream)
1192 struct snd_pcm_runtime *runtime = substream->runtime;
1193 struct snd_card_asihpi *card = snd_pcm_substream_chip(substream);
1194 struct snd_card_asihpi_pcm *dpcm;
1197 dpcm = kzalloc(sizeof(*dpcm), GFP_KERNEL);
1201 VPRINTK1("hpi_instream_open adapter %d stream %d\n",
1202 card->adapter_index, substream->number);
1204 err = hpi_handle_error(
1205 hpi_instream_open(card->adapter_index,
1206 substream->number, &dpcm->h_stream));
1209 if (err == HPI_ERROR_OBJ_ALREADY_OPEN)
1215 init_timer(&dpcm->timer);
1216 dpcm->timer.data = (unsigned long) dpcm;
1217 dpcm->timer.function = snd_card_asihpi_timer_function;
1218 dpcm->substream = substream;
1219 runtime->private_data = dpcm;
1220 runtime->private_free = snd_card_asihpi_runtime_free;
1222 snd_card_asihpi_capture.channels_max = card->in_max_chans;
1223 snd_card_asihpi_capture_format(card, dpcm->h_stream,
1224 &snd_card_asihpi_capture);
1225 snd_card_asihpi_pcm_samplerates(card, &snd_card_asihpi_capture);
1226 snd_card_asihpi_capture.info = SNDRV_PCM_INFO_INTERLEAVED;
1228 if (card->support_mmap)
1229 snd_card_asihpi_capture.info |= SNDRV_PCM_INFO_MMAP |
1230 SNDRV_PCM_INFO_MMAP_VALID;
1232 if (card->support_grouping)
1233 snd_card_asihpi_capture.info |= SNDRV_PCM_INFO_SYNC_START;
1235 runtime->hw = snd_card_asihpi_capture;
1237 if (card->support_mmap)
1238 err = snd_pcm_hw_constraint_pow2(runtime, 0,
1239 SNDRV_PCM_HW_PARAM_BUFFER_BYTES);
1243 snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_SIZE,
1244 card->update_interval_frames);
1245 snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_SIZE,
1246 card->update_interval_frames * 2, UINT_MAX);
1248 snd_pcm_set_sync(substream);
1253 static int snd_card_asihpi_capture_close(struct snd_pcm_substream *substream)
1255 struct snd_card_asihpi_pcm *dpcm = substream->runtime->private_data;
1257 hpi_handle_error(hpi_instream_close(dpcm->h_stream));
1261 static int snd_card_asihpi_capture_copy(struct snd_pcm_substream *substream,
1262 int channel, snd_pcm_uframes_t pos,
1263 void __user *dst, snd_pcm_uframes_t count)
1265 struct snd_pcm_runtime *runtime = substream->runtime;
1266 struct snd_card_asihpi_pcm *dpcm = runtime->private_data;
1269 len = frames_to_bytes(runtime, count);
1271 VPRINTK2(KERN_INFO "capture copy%d %d bytes\n", substream->number, len);
1272 hpi_handle_error(hpi_instream_read_buf(dpcm->h_stream,
1273 runtime->dma_area, len));
1275 dpcm->pcm_buf_host_rw_ofs = dpcm->pcm_buf_host_rw_ofs + len;
1277 if (copy_to_user(dst, runtime->dma_area, len))
1283 static struct snd_pcm_ops snd_card_asihpi_capture_mmap_ops = {
1284 .open = snd_card_asihpi_capture_open,
1285 .close = snd_card_asihpi_capture_close,
1286 .ioctl = snd_card_asihpi_capture_ioctl,
1287 .hw_params = snd_card_asihpi_pcm_hw_params,
1288 .hw_free = snd_card_asihpi_hw_free,
1289 .prepare = snd_card_asihpi_capture_prepare,
1290 .trigger = snd_card_asihpi_trigger,
1291 .pointer = snd_card_asihpi_capture_pointer,
1294 static struct snd_pcm_ops snd_card_asihpi_capture_ops = {
1295 .open = snd_card_asihpi_capture_open,
1296 .close = snd_card_asihpi_capture_close,
1297 .ioctl = snd_card_asihpi_capture_ioctl,
1298 .hw_params = snd_card_asihpi_pcm_hw_params,
1299 .hw_free = snd_card_asihpi_hw_free,
1300 .prepare = snd_card_asihpi_capture_prepare,
1301 .trigger = snd_card_asihpi_trigger,
1302 .pointer = snd_card_asihpi_capture_pointer,
1303 .copy = snd_card_asihpi_capture_copy
1306 static int __devinit snd_card_asihpi_pcm_new(struct snd_card_asihpi *asihpi,
1307 int device, int substreams)
1309 struct snd_pcm *pcm;
1312 err = snd_pcm_new(asihpi->card, "Asihpi PCM", device,
1313 asihpi->num_outstreams, asihpi->num_instreams,
1317 /* pointer to ops struct is stored, dont change ops afterwards! */
1318 if (asihpi->support_mmap) {
1319 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1320 &snd_card_asihpi_playback_mmap_ops);
1321 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
1322 &snd_card_asihpi_capture_mmap_ops);
1324 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1325 &snd_card_asihpi_playback_ops);
1326 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
1327 &snd_card_asihpi_capture_ops);
1330 pcm->private_data = asihpi;
1331 pcm->info_flags = 0;
1332 strcpy(pcm->name, "Asihpi PCM");
1334 /*? do we want to emulate MMAP for non-BBM cards?
1335 Jack doesn't work with ALSAs MMAP emulation - WHY NOT? */
1336 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1337 snd_dma_pci_data(asihpi->pci),
1338 64*1024, BUFFER_BYTES_MAX);
1343 /***************************** MIXER CONTROLS ****************/
1344 struct hpi_control {
1352 char name[44]; /* copied to snd_ctl_elem_id.name[44]; */
1355 static const char * const asihpi_tuner_band_names[] = {
1368 compile_time_assert(
1369 (ARRAY_SIZE(asihpi_tuner_band_names) ==
1370 (HPI_TUNER_BAND_LAST+1)),
1371 assert_tuner_band_names_size);
1373 static const char * const asihpi_src_names[] = {
1388 compile_time_assert(
1389 (ARRAY_SIZE(asihpi_src_names) ==
1390 (HPI_SOURCENODE_LAST_INDEX-HPI_SOURCENODE_NONE+1)),
1391 assert_src_names_size);
1393 static const char * const asihpi_dst_names[] = {
1404 compile_time_assert(
1405 (ARRAY_SIZE(asihpi_dst_names) ==
1406 (HPI_DESTNODE_LAST_INDEX-HPI_DESTNODE_NONE+1)),
1407 assert_dst_names_size);
1409 static inline int ctl_add(struct snd_card *card, struct snd_kcontrol_new *ctl,
1410 struct snd_card_asihpi *asihpi)
1414 err = snd_ctl_add(card, snd_ctl_new1(ctl, asihpi));
1417 else if (mixer_dump)
1418 snd_printk(KERN_INFO "added %s(%d)\n", ctl->name, ctl->index);
1423 /* Convert HPI control name and location into ALSA control name */
1424 static void asihpi_ctl_init(struct snd_kcontrol_new *snd_control,
1425 struct hpi_control *hpi_ctl,
1429 memset(snd_control, 0, sizeof(*snd_control));
1430 snd_control->name = hpi_ctl->name;
1431 snd_control->private_value = hpi_ctl->h_control;
1432 snd_control->iface = SNDRV_CTL_ELEM_IFACE_MIXER;
1433 snd_control->index = 0;
1435 if (hpi_ctl->dst_node_type + HPI_DESTNODE_NONE == HPI_DESTNODE_ISTREAM)
1436 dir = "Capture "; /* On or towards a PCM capture destination*/
1437 else if ((hpi_ctl->src_node_type + HPI_SOURCENODE_NONE != HPI_SOURCENODE_OSTREAM) &&
1438 (!hpi_ctl->dst_node_type))
1439 dir = "Capture "; /* On a source node that is not PCM playback */
1440 else if (hpi_ctl->src_node_type &&
1441 (hpi_ctl->src_node_type + HPI_SOURCENODE_NONE != HPI_SOURCENODE_OSTREAM) &&
1442 (hpi_ctl->dst_node_type))
1443 dir = "Monitor Playback "; /* Between an input and an output */
1445 dir = "Playback "; /* PCM Playback source, or output node */
1447 if (hpi_ctl->src_node_type && hpi_ctl->dst_node_type)
1448 sprintf(hpi_ctl->name, "%s%d %s%d %s%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%s",
1456 asihpi_dst_names[hpi_ctl->dst_node_type],
1457 hpi_ctl->dst_node_index,
1460 sprintf(hpi_ctl->name, "%s %d %s%s",
1461 asihpi_src_names[hpi_ctl->src_node_type],
1462 hpi_ctl->src_node_index,
1465 /* printk(KERN_INFO "Adding %s %d to %d ", hpi_ctl->name,
1466 hpi_ctl->wSrcNodeType, hpi_ctl->wDstNodeType); */
1469 /*------------------------------------------------------------
1471 ------------------------------------------------------------*/
1472 #define VOL_STEP_mB 1
1473 static int snd_asihpi_volume_info(struct snd_kcontrol *kcontrol,
1474 struct snd_ctl_elem_info *uinfo)
1476 u32 h_control = kcontrol->private_value;
1478 /* native gains are in millibels */
1483 err = hpi_volume_query_range(h_control,
1484 &min_gain_mB, &max_gain_mB, &step_gain_mB);
1487 min_gain_mB = -10000;
1488 step_gain_mB = VOL_STEP_mB;
1491 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1493 uinfo->value.integer.min = min_gain_mB / VOL_STEP_mB;
1494 uinfo->value.integer.max = max_gain_mB / VOL_STEP_mB;
1495 uinfo->value.integer.step = step_gain_mB / VOL_STEP_mB;
1499 static int snd_asihpi_volume_get(struct snd_kcontrol *kcontrol,
1500 struct snd_ctl_elem_value *ucontrol)
1502 u32 h_control = kcontrol->private_value;
1503 short an_gain_mB[HPI_MAX_CHANNELS];
1505 hpi_handle_error(hpi_volume_get_gain(h_control, an_gain_mB));
1506 ucontrol->value.integer.value[0] = an_gain_mB[0] / VOL_STEP_mB;
1507 ucontrol->value.integer.value[1] = an_gain_mB[1] / VOL_STEP_mB;
1512 static int snd_asihpi_volume_put(struct snd_kcontrol *kcontrol,
1513 struct snd_ctl_elem_value *ucontrol)
1516 u32 h_control = kcontrol->private_value;
1517 short an_gain_mB[HPI_MAX_CHANNELS];
1520 (ucontrol->value.integer.value[0]) * VOL_STEP_mB;
1522 (ucontrol->value.integer.value[1]) * VOL_STEP_mB;
1523 /* change = asihpi->mixer_volume[addr][0] != left ||
1524 asihpi->mixer_volume[addr][1] != right;
1527 hpi_handle_error(hpi_volume_set_gain(h_control, an_gain_mB));
1531 static const DECLARE_TLV_DB_SCALE(db_scale_100, -10000, VOL_STEP_mB, 0);
1533 static int __devinit snd_asihpi_volume_add(struct snd_card_asihpi *asihpi,
1534 struct hpi_control *hpi_ctl)
1536 struct snd_card *card = asihpi->card;
1537 struct snd_kcontrol_new snd_control;
1539 asihpi_ctl_init(&snd_control, hpi_ctl, "Volume");
1540 snd_control.access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
1541 SNDRV_CTL_ELEM_ACCESS_TLV_READ;
1542 snd_control.info = snd_asihpi_volume_info;
1543 snd_control.get = snd_asihpi_volume_get;
1544 snd_control.put = snd_asihpi_volume_put;
1545 snd_control.tlv.p = db_scale_100;
1547 return ctl_add(card, &snd_control, asihpi);
1550 /*------------------------------------------------------------
1552 ------------------------------------------------------------*/
1553 static int snd_asihpi_level_info(struct snd_kcontrol *kcontrol,
1554 struct snd_ctl_elem_info *uinfo)
1556 u32 h_control = kcontrol->private_value;
1563 hpi_level_query_range(h_control, &min_gain_mB,
1564 &max_gain_mB, &step_gain_mB);
1567 min_gain_mB = -1000;
1571 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1573 uinfo->value.integer.min = min_gain_mB / HPI_UNITS_PER_dB;
1574 uinfo->value.integer.max = max_gain_mB / HPI_UNITS_PER_dB;
1575 uinfo->value.integer.step = step_gain_mB / HPI_UNITS_PER_dB;
1579 static int snd_asihpi_level_get(struct snd_kcontrol *kcontrol,
1580 struct snd_ctl_elem_value *ucontrol)
1582 u32 h_control = kcontrol->private_value;
1583 short an_gain_mB[HPI_MAX_CHANNELS];
1585 hpi_handle_error(hpi_level_get_gain(h_control, an_gain_mB));
1586 ucontrol->value.integer.value[0] =
1587 an_gain_mB[0] / HPI_UNITS_PER_dB;
1588 ucontrol->value.integer.value[1] =
1589 an_gain_mB[1] / HPI_UNITS_PER_dB;
1594 static int snd_asihpi_level_put(struct snd_kcontrol *kcontrol,
1595 struct snd_ctl_elem_value *ucontrol)
1598 u32 h_control = kcontrol->private_value;
1599 short an_gain_mB[HPI_MAX_CHANNELS];
1602 (ucontrol->value.integer.value[0]) * HPI_UNITS_PER_dB;
1604 (ucontrol->value.integer.value[1]) * HPI_UNITS_PER_dB;
1605 /* change = asihpi->mixer_level[addr][0] != left ||
1606 asihpi->mixer_level[addr][1] != right;
1609 hpi_handle_error(hpi_level_set_gain(h_control, an_gain_mB));
1613 static const DECLARE_TLV_DB_SCALE(db_scale_level, -1000, 100, 0);
1615 static int __devinit snd_asihpi_level_add(struct snd_card_asihpi *asihpi,
1616 struct hpi_control *hpi_ctl)
1618 struct snd_card *card = asihpi->card;
1619 struct snd_kcontrol_new snd_control;
1621 /* can't use 'volume' cos some nodes have volume as well */
1622 asihpi_ctl_init(&snd_control, hpi_ctl, "Level");
1623 snd_control.access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
1624 SNDRV_CTL_ELEM_ACCESS_TLV_READ;
1625 snd_control.info = snd_asihpi_level_info;
1626 snd_control.get = snd_asihpi_level_get;
1627 snd_control.put = snd_asihpi_level_put;
1628 snd_control.tlv.p = db_scale_level;
1630 return ctl_add(card, &snd_control, asihpi);
1633 /*------------------------------------------------------------
1635 ------------------------------------------------------------*/
1638 static const char * const asihpi_aesebu_format_names[] = {
1639 "N/A", "S/PDIF", "AES/EBU" };
1641 static int snd_asihpi_aesebu_format_info(struct snd_kcontrol *kcontrol,
1642 struct snd_ctl_elem_info *uinfo)
1644 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1646 uinfo->value.enumerated.items = 3;
1648 if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
1649 uinfo->value.enumerated.item =
1650 uinfo->value.enumerated.items - 1;
1652 strcpy(uinfo->value.enumerated.name,
1653 asihpi_aesebu_format_names[uinfo->value.enumerated.item]);
1658 static int snd_asihpi_aesebu_format_get(struct snd_kcontrol *kcontrol,
1659 struct snd_ctl_elem_value *ucontrol,
1660 u16 (*func)(u32, u16 *))
1662 u32 h_control = kcontrol->private_value;
1665 err = func(h_control, &source);
1667 /* default to N/A */
1668 ucontrol->value.enumerated.item[0] = 0;
1669 /* return success but set the control to N/A */
1672 if (source == HPI_AESEBU_FORMAT_SPDIF)
1673 ucontrol->value.enumerated.item[0] = 1;
1674 if (source == HPI_AESEBU_FORMAT_AESEBU)
1675 ucontrol->value.enumerated.item[0] = 2;
1680 static int snd_asihpi_aesebu_format_put(struct snd_kcontrol *kcontrol,
1681 struct snd_ctl_elem_value *ucontrol,
1682 u16 (*func)(u32, u16))
1684 u32 h_control = kcontrol->private_value;
1686 /* default to S/PDIF */
1687 u16 source = HPI_AESEBU_FORMAT_SPDIF;
1689 if (ucontrol->value.enumerated.item[0] == 1)
1690 source = HPI_AESEBU_FORMAT_SPDIF;
1691 if (ucontrol->value.enumerated.item[0] == 2)
1692 source = HPI_AESEBU_FORMAT_AESEBU;
1694 if (func(h_control, source) != 0)
1700 static int snd_asihpi_aesebu_rx_format_get(struct snd_kcontrol *kcontrol,
1701 struct snd_ctl_elem_value *ucontrol) {
1702 return snd_asihpi_aesebu_format_get(kcontrol, ucontrol,
1703 hpi_aesebu_receiver_get_format);
1706 static int snd_asihpi_aesebu_rx_format_put(struct snd_kcontrol *kcontrol,
1707 struct snd_ctl_elem_value *ucontrol) {
1708 return snd_asihpi_aesebu_format_put(kcontrol, ucontrol,
1709 hpi_aesebu_receiver_set_format);
1712 static int snd_asihpi_aesebu_rxstatus_info(struct snd_kcontrol *kcontrol,
1713 struct snd_ctl_elem_info *uinfo)
1715 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1718 uinfo->value.integer.min = 0;
1719 uinfo->value.integer.max = 0X1F;
1720 uinfo->value.integer.step = 1;
1725 static int snd_asihpi_aesebu_rxstatus_get(struct snd_kcontrol *kcontrol,
1726 struct snd_ctl_elem_value *ucontrol) {
1728 u32 h_control = kcontrol->private_value;
1731 hpi_handle_error(hpi_aesebu_receiver_get_error_status(
1732 h_control, &status));
1733 ucontrol->value.integer.value[0] = status;
1737 static int __devinit snd_asihpi_aesebu_rx_add(struct snd_card_asihpi *asihpi,
1738 struct hpi_control *hpi_ctl)
1740 struct snd_card *card = asihpi->card;
1741 struct snd_kcontrol_new snd_control;
1743 asihpi_ctl_init(&snd_control, hpi_ctl, "Format");
1744 snd_control.access = SNDRV_CTL_ELEM_ACCESS_READWRITE;
1745 snd_control.info = snd_asihpi_aesebu_format_info;
1746 snd_control.get = snd_asihpi_aesebu_rx_format_get;
1747 snd_control.put = snd_asihpi_aesebu_rx_format_put;
1750 if (ctl_add(card, &snd_control, asihpi) < 0)
1753 asihpi_ctl_init(&snd_control, hpi_ctl, "Status");
1754 snd_control.access =
1755 SNDRV_CTL_ELEM_ACCESS_VOLATILE | SNDRV_CTL_ELEM_ACCESS_READ;
1756 snd_control.info = snd_asihpi_aesebu_rxstatus_info;
1757 snd_control.get = snd_asihpi_aesebu_rxstatus_get;
1759 return ctl_add(card, &snd_control, asihpi);
1762 static int snd_asihpi_aesebu_tx_format_get(struct snd_kcontrol *kcontrol,
1763 struct snd_ctl_elem_value *ucontrol) {
1764 return snd_asihpi_aesebu_format_get(kcontrol, ucontrol,
1765 hpi_aesebu_transmitter_get_format);
1768 static int snd_asihpi_aesebu_tx_format_put(struct snd_kcontrol *kcontrol,
1769 struct snd_ctl_elem_value *ucontrol) {
1770 return snd_asihpi_aesebu_format_put(kcontrol, ucontrol,
1771 hpi_aesebu_transmitter_set_format);
1775 static int __devinit snd_asihpi_aesebu_tx_add(struct snd_card_asihpi *asihpi,
1776 struct hpi_control *hpi_ctl)
1778 struct snd_card *card = asihpi->card;
1779 struct snd_kcontrol_new snd_control;
1781 asihpi_ctl_init(&snd_control, hpi_ctl, "Format");
1782 snd_control.access = SNDRV_CTL_ELEM_ACCESS_READWRITE;
1783 snd_control.info = snd_asihpi_aesebu_format_info;
1784 snd_control.get = snd_asihpi_aesebu_tx_format_get;
1785 snd_control.put = snd_asihpi_aesebu_tx_format_put;
1787 return ctl_add(card, &snd_control, asihpi);
1790 /*------------------------------------------------------------
1792 ------------------------------------------------------------*/
1796 static int snd_asihpi_tuner_gain_info(struct snd_kcontrol *kcontrol,
1797 struct snd_ctl_elem_info *uinfo)
1799 u32 h_control = kcontrol->private_value;
1804 for (idx = 0; idx < 3; idx++) {
1805 err = hpi_tuner_query_gain(h_control,
1806 idx, &gain_range[idx]);
1811 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1813 uinfo->value.integer.min = ((int)gain_range[0]) / HPI_UNITS_PER_dB;
1814 uinfo->value.integer.max = ((int)gain_range[1]) / HPI_UNITS_PER_dB;
1815 uinfo->value.integer.step = ((int) gain_range[2]) / HPI_UNITS_PER_dB;
1819 static int snd_asihpi_tuner_gain_get(struct snd_kcontrol *kcontrol,
1820 struct snd_ctl_elem_value *ucontrol)
1823 struct snd_card_asihpi *asihpi = snd_kcontrol_chip(kcontrol);
1825 u32 h_control = kcontrol->private_value;
1828 hpi_handle_error(hpi_tuner_get_gain(h_control, &gain));
1829 ucontrol->value.integer.value[0] = gain / HPI_UNITS_PER_dB;
1834 static int snd_asihpi_tuner_gain_put(struct snd_kcontrol *kcontrol,
1835 struct snd_ctl_elem_value *ucontrol)
1838 struct snd_card_asihpi *asihpi = snd_kcontrol_chip(kcontrol);
1840 u32 h_control = kcontrol->private_value;
1843 gain = (ucontrol->value.integer.value[0]) * HPI_UNITS_PER_dB;
1844 hpi_handle_error(hpi_tuner_set_gain(h_control, gain));
1851 static int asihpi_tuner_band_query(struct snd_kcontrol *kcontrol,
1852 u16 *band_list, u32 len) {
1853 u32 h_control = kcontrol->private_value;
1857 for (i = 0; i < len; i++) {
1858 err = hpi_tuner_query_band(
1859 h_control, i, &band_list[i]);
1864 if (err && (err != HPI_ERROR_INVALID_OBJ_INDEX))
1870 static int snd_asihpi_tuner_band_info(struct snd_kcontrol *kcontrol,
1871 struct snd_ctl_elem_info *uinfo)
1873 u16 tuner_bands[HPI_TUNER_BAND_LAST];
1876 num_bands = asihpi_tuner_band_query(kcontrol, tuner_bands,
1877 HPI_TUNER_BAND_LAST);
1882 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1884 uinfo->value.enumerated.items = num_bands;
1886 if (num_bands > 0) {
1887 if (uinfo->value.enumerated.item >=
1888 uinfo->value.enumerated.items)
1889 uinfo->value.enumerated.item =
1890 uinfo->value.enumerated.items - 1;
1892 strcpy(uinfo->value.enumerated.name,
1893 asihpi_tuner_band_names[
1894 tuner_bands[uinfo->value.enumerated.item]]);
1900 static int snd_asihpi_tuner_band_get(struct snd_kcontrol *kcontrol,
1901 struct snd_ctl_elem_value *ucontrol)
1903 u32 h_control = kcontrol->private_value;
1905 struct snd_card_asihpi *asihpi = snd_kcontrol_chip(kcontrol);
1908 u16 tuner_bands[HPI_TUNER_BAND_LAST];
1911 num_bands = asihpi_tuner_band_query(kcontrol, tuner_bands,
1912 HPI_TUNER_BAND_LAST);
1914 hpi_handle_error(hpi_tuner_get_band(h_control, &band));
1916 ucontrol->value.enumerated.item[0] = -1;
1917 for (idx = 0; idx < HPI_TUNER_BAND_LAST; idx++)
1918 if (tuner_bands[idx] == band) {
1919 ucontrol->value.enumerated.item[0] = idx;
1926 static int snd_asihpi_tuner_band_put(struct snd_kcontrol *kcontrol,
1927 struct snd_ctl_elem_value *ucontrol)
1930 struct snd_card_asihpi *asihpi = snd_kcontrol_chip(kcontrol);
1932 u32 h_control = kcontrol->private_value;
1934 u16 tuner_bands[HPI_TUNER_BAND_LAST];
1937 num_bands = asihpi_tuner_band_query(kcontrol, tuner_bands,
1938 HPI_TUNER_BAND_LAST);
1940 band = tuner_bands[ucontrol->value.enumerated.item[0]];
1941 hpi_handle_error(hpi_tuner_set_band(h_control, band));
1948 static int snd_asihpi_tuner_freq_info(struct snd_kcontrol *kcontrol,
1949 struct snd_ctl_elem_info *uinfo)
1951 u32 h_control = kcontrol->private_value;
1953 u16 tuner_bands[HPI_TUNER_BAND_LAST];
1954 u16 num_bands = 0, band_iter, idx;
1955 u32 freq_range[3], temp_freq_range[3];
1957 num_bands = asihpi_tuner_band_query(kcontrol, tuner_bands,
1958 HPI_TUNER_BAND_LAST);
1960 freq_range[0] = INT_MAX;
1962 freq_range[2] = INT_MAX;
1964 for (band_iter = 0; band_iter < num_bands; band_iter++) {
1965 for (idx = 0; idx < 3; idx++) {
1966 err = hpi_tuner_query_frequency(h_control,
1967 idx, tuner_bands[band_iter],
1968 &temp_freq_range[idx]);
1973 /* skip band with bogus stepping */
1974 if (temp_freq_range[2] <= 0)
1977 if (temp_freq_range[0] < freq_range[0])
1978 freq_range[0] = temp_freq_range[0];
1979 if (temp_freq_range[1] > freq_range[1])
1980 freq_range[1] = temp_freq_range[1];
1981 if (temp_freq_range[2] < freq_range[2])
1982 freq_range[2] = temp_freq_range[2];
1985 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1987 uinfo->value.integer.min = ((int)freq_range[0]);
1988 uinfo->value.integer.max = ((int)freq_range[1]);
1989 uinfo->value.integer.step = ((int)freq_range[2]);
1993 static int snd_asihpi_tuner_freq_get(struct snd_kcontrol *kcontrol,
1994 struct snd_ctl_elem_value *ucontrol)
1996 u32 h_control = kcontrol->private_value;
1999 hpi_handle_error(hpi_tuner_get_frequency(h_control, &freq));
2000 ucontrol->value.integer.value[0] = freq;
2005 static int snd_asihpi_tuner_freq_put(struct snd_kcontrol *kcontrol,
2006 struct snd_ctl_elem_value *ucontrol)
2008 u32 h_control = kcontrol->private_value;
2011 freq = ucontrol->value.integer.value[0];
2012 hpi_handle_error(hpi_tuner_set_frequency(h_control, freq));
2017 /* Tuner control group initializer */
2018 static int __devinit snd_asihpi_tuner_add(struct snd_card_asihpi *asihpi,
2019 struct hpi_control *hpi_ctl)
2021 struct snd_card *card = asihpi->card;
2022 struct snd_kcontrol_new snd_control;
2024 snd_control.private_value = hpi_ctl->h_control;
2025 snd_control.access = SNDRV_CTL_ELEM_ACCESS_READWRITE;
2027 if (!hpi_tuner_get_gain(hpi_ctl->h_control, NULL)) {
2028 asihpi_ctl_init(&snd_control, hpi_ctl, "Gain");
2029 snd_control.info = snd_asihpi_tuner_gain_info;
2030 snd_control.get = snd_asihpi_tuner_gain_get;
2031 snd_control.put = snd_asihpi_tuner_gain_put;
2033 if (ctl_add(card, &snd_control, asihpi) < 0)
2037 asihpi_ctl_init(&snd_control, hpi_ctl, "Band");
2038 snd_control.info = snd_asihpi_tuner_band_info;
2039 snd_control.get = snd_asihpi_tuner_band_get;
2040 snd_control.put = snd_asihpi_tuner_band_put;
2042 if (ctl_add(card, &snd_control, asihpi) < 0)
2045 asihpi_ctl_init(&snd_control, hpi_ctl, "Freq");
2046 snd_control.info = snd_asihpi_tuner_freq_info;
2047 snd_control.get = snd_asihpi_tuner_freq_get;
2048 snd_control.put = snd_asihpi_tuner_freq_put;
2050 return ctl_add(card, &snd_control, asihpi);
2053 /*------------------------------------------------------------
2055 ------------------------------------------------------------*/
2056 static int snd_asihpi_meter_info(struct snd_kcontrol *kcontrol,
2057 struct snd_ctl_elem_info *uinfo)
2059 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2060 uinfo->count = HPI_MAX_CHANNELS;
2061 uinfo->value.integer.min = 0;
2062 uinfo->value.integer.max = 0x7FFFFFFF;
2066 /* linear values for 10dB steps */
2067 static int log2lin[] = {
2068 0x7FFFFFFF, /* 0dB */
2074 2147484, /* -60dB */
2089 static int snd_asihpi_meter_get(struct snd_kcontrol *kcontrol,
2090 struct snd_ctl_elem_value *ucontrol)
2092 u32 h_control = kcontrol->private_value;
2093 short an_gain_mB[HPI_MAX_CHANNELS], i;
2096 err = hpi_meter_get_peak(h_control, an_gain_mB);
2098 for (i = 0; i < HPI_MAX_CHANNELS; i++) {
2100 ucontrol->value.integer.value[i] = 0;
2101 } else if (an_gain_mB[i] >= 0) {
2102 ucontrol->value.integer.value[i] =
2103 an_gain_mB[i] << 16;
2105 /* -ve is log value in millibels < -60dB,
2106 * convert to (roughly!) linear,
2108 ucontrol->value.integer.value[i] =
2109 log2lin[an_gain_mB[i] / -1000];
2115 static int __devinit snd_asihpi_meter_add(struct snd_card_asihpi *asihpi,
2116 struct hpi_control *hpi_ctl, int subidx)
2118 struct snd_card *card = asihpi->card;
2119 struct snd_kcontrol_new snd_control;
2121 asihpi_ctl_init(&snd_control, hpi_ctl, "Meter");
2122 snd_control.access =
2123 SNDRV_CTL_ELEM_ACCESS_VOLATILE | SNDRV_CTL_ELEM_ACCESS_READ;
2124 snd_control.info = snd_asihpi_meter_info;
2125 snd_control.get = snd_asihpi_meter_get;
2127 snd_control.index = subidx;
2129 return ctl_add(card, &snd_control, asihpi);
2132 /*------------------------------------------------------------
2133 Multiplexer controls
2134 ------------------------------------------------------------*/
2135 static int snd_card_asihpi_mux_count_sources(struct snd_kcontrol *snd_control)
2137 u32 h_control = snd_control->private_value;
2138 struct hpi_control hpi_ctl;
2140 for (s = 0; s < 32; s++) {
2141 err = hpi_multiplexer_query_source(h_control, s,
2152 static int snd_asihpi_mux_info(struct snd_kcontrol *kcontrol,
2153 struct snd_ctl_elem_info *uinfo)
2156 u16 src_node_type, src_node_index;
2157 u32 h_control = kcontrol->private_value;
2159 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
2161 uinfo->value.enumerated.items =
2162 snd_card_asihpi_mux_count_sources(kcontrol);
2164 if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
2165 uinfo->value.enumerated.item =
2166 uinfo->value.enumerated.items - 1;
2169 hpi_multiplexer_query_source(h_control,
2170 uinfo->value.enumerated.item,
2171 &src_node_type, &src_node_index);
2173 sprintf(uinfo->value.enumerated.name, "%s %d",
2174 asihpi_src_names[src_node_type - HPI_SOURCENODE_NONE],
2179 static int snd_asihpi_mux_get(struct snd_kcontrol *kcontrol,
2180 struct snd_ctl_elem_value *ucontrol)
2182 u32 h_control = kcontrol->private_value;
2183 u16 source_type, source_index;
2184 u16 src_node_type, src_node_index;
2187 hpi_handle_error(hpi_multiplexer_get_source(h_control,
2188 &source_type, &source_index));
2189 /* Should cache this search result! */
2190 for (s = 0; s < 256; s++) {
2191 if (hpi_multiplexer_query_source(h_control, s,
2192 &src_node_type, &src_node_index))
2195 if ((source_type == src_node_type)
2196 && (source_index == src_node_index)) {
2197 ucontrol->value.enumerated.item[0] = s;
2201 snd_printd(KERN_WARNING
2202 "Control %x failed to match mux source %hu %hu\n",
2203 h_control, source_type, source_index);
2204 ucontrol->value.enumerated.item[0] = 0;
2208 static int snd_asihpi_mux_put(struct snd_kcontrol *kcontrol,
2209 struct snd_ctl_elem_value *ucontrol)
2212 u32 h_control = kcontrol->private_value;
2213 u16 source_type, source_index;
2218 e = hpi_multiplexer_query_source(h_control,
2219 ucontrol->value.enumerated.item[0],
2220 &source_type, &source_index);
2223 hpi_multiplexer_set_source(h_control,
2224 source_type, source_index));
2229 static int __devinit snd_asihpi_mux_add(struct snd_card_asihpi *asihpi,
2230 struct hpi_control *hpi_ctl)
2232 struct snd_card *card = asihpi->card;
2233 struct snd_kcontrol_new snd_control;
2235 asihpi_ctl_init(&snd_control, hpi_ctl, "Route");
2236 snd_control.access = SNDRV_CTL_ELEM_ACCESS_READWRITE;
2237 snd_control.info = snd_asihpi_mux_info;
2238 snd_control.get = snd_asihpi_mux_get;
2239 snd_control.put = snd_asihpi_mux_put;
2241 return ctl_add(card, &snd_control, asihpi);
2245 /*------------------------------------------------------------
2246 Channel mode controls
2247 ------------------------------------------------------------*/
2248 static int snd_asihpi_cmode_info(struct snd_kcontrol *kcontrol,
2249 struct snd_ctl_elem_info *uinfo)
2251 static const char * const mode_names[HPI_CHANNEL_MODE_LAST + 1] = {
2254 "From Left", "From Right",
2255 "To Left", "To Right"
2258 u32 h_control = kcontrol->private_value;
2262 int valid_modes = 0;
2264 /* HPI channel mode values can be from 1 to 6
2265 Some adapters only support a contiguous subset
2267 for (i = 0; i < HPI_CHANNEL_MODE_LAST; i++)
2268 if (!hpi_channel_mode_query_mode(
2269 h_control, i, &mode)) {
2270 mode_map[valid_modes] = mode;
2274 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
2276 uinfo->value.enumerated.items = valid_modes;
2278 if (uinfo->value.enumerated.item >= valid_modes)
2279 uinfo->value.enumerated.item = valid_modes - 1;
2281 strcpy(uinfo->value.enumerated.name,
2282 mode_names[mode_map[uinfo->value.enumerated.item]]);
2287 static int snd_asihpi_cmode_get(struct snd_kcontrol *kcontrol,
2288 struct snd_ctl_elem_value *ucontrol)
2290 u32 h_control = kcontrol->private_value;
2293 if (hpi_channel_mode_get(h_control, &mode))
2296 ucontrol->value.enumerated.item[0] = mode - 1;
2301 static int snd_asihpi_cmode_put(struct snd_kcontrol *kcontrol,
2302 struct snd_ctl_elem_value *ucontrol)
2305 u32 h_control = kcontrol->private_value;
2309 hpi_handle_error(hpi_channel_mode_set(h_control,
2310 ucontrol->value.enumerated.item[0] + 1));
2315 static int __devinit snd_asihpi_cmode_add(struct snd_card_asihpi *asihpi,
2316 struct hpi_control *hpi_ctl)
2318 struct snd_card *card = asihpi->card;
2319 struct snd_kcontrol_new snd_control;
2321 asihpi_ctl_init(&snd_control, hpi_ctl, "Mode");
2322 snd_control.access = SNDRV_CTL_ELEM_ACCESS_READWRITE;
2323 snd_control.info = snd_asihpi_cmode_info;
2324 snd_control.get = snd_asihpi_cmode_get;
2325 snd_control.put = snd_asihpi_cmode_put;
2327 return ctl_add(card, &snd_control, asihpi);
2330 /*------------------------------------------------------------
2331 Sampleclock source controls
2332 ------------------------------------------------------------*/
2333 static char *sampleclock_sources[MAX_CLOCKSOURCES] = {
2334 "N/A", "Local PLL", "Digital Sync", "Word External", "Word Header",
2335 "SMPTE", "Digital1", "Auto", "Network", "Invalid",
2337 "Digital2", "Digital3", "Digital4", "Digital5",
2338 "Digital6", "Digital7", "Digital8"};
2340 static int snd_asihpi_clksrc_info(struct snd_kcontrol *kcontrol,
2341 struct snd_ctl_elem_info *uinfo)
2343 struct snd_card_asihpi *asihpi =
2344 (struct snd_card_asihpi *)(kcontrol->private_data);
2345 struct clk_cache *clkcache = &asihpi->cc;
2346 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
2348 uinfo->value.enumerated.items = clkcache->count;
2350 if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
2351 uinfo->value.enumerated.item =
2352 uinfo->value.enumerated.items - 1;
2354 strcpy(uinfo->value.enumerated.name,
2355 clkcache->s[uinfo->value.enumerated.item].name);
2359 static int snd_asihpi_clksrc_get(struct snd_kcontrol *kcontrol,
2360 struct snd_ctl_elem_value *ucontrol)
2362 struct snd_card_asihpi *asihpi =
2363 (struct snd_card_asihpi *)(kcontrol->private_data);
2364 struct clk_cache *clkcache = &asihpi->cc;
2365 u32 h_control = kcontrol->private_value;
2366 u16 source, srcindex = 0;
2369 ucontrol->value.enumerated.item[0] = 0;
2370 if (hpi_sample_clock_get_source(h_control, &source))
2373 if (source == HPI_SAMPLECLOCK_SOURCE_AESEBU_INPUT)
2374 if (hpi_sample_clock_get_source_index(h_control, &srcindex))
2377 for (i = 0; i < clkcache->count; i++)
2378 if ((clkcache->s[i].source == source) &&
2379 (clkcache->s[i].index == srcindex))
2382 ucontrol->value.enumerated.item[0] = i;
2387 static int snd_asihpi_clksrc_put(struct snd_kcontrol *kcontrol,
2388 struct snd_ctl_elem_value *ucontrol)
2390 struct snd_card_asihpi *asihpi =
2391 (struct snd_card_asihpi *)(kcontrol->private_data);
2392 struct clk_cache *clkcache = &asihpi->cc;
2394 u32 h_control = kcontrol->private_value;
2397 item = ucontrol->value.enumerated.item[0];
2398 if (item >= clkcache->count)
2399 item = clkcache->count-1;
2401 hpi_handle_error(hpi_sample_clock_set_source(
2402 h_control, clkcache->s[item].source));
2404 if (clkcache->s[item].source == HPI_SAMPLECLOCK_SOURCE_AESEBU_INPUT)
2405 hpi_handle_error(hpi_sample_clock_set_source_index(
2406 h_control, clkcache->s[item].index));
2410 /*------------------------------------------------------------
2412 ------------------------------------------------------------*/
2413 /* Need to change this to enumerated control with list of rates */
2414 static int snd_asihpi_clklocal_info(struct snd_kcontrol *kcontrol,
2415 struct snd_ctl_elem_info *uinfo)
2417 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2419 uinfo->value.integer.min = 8000;
2420 uinfo->value.integer.max = 192000;
2421 uinfo->value.integer.step = 100;
2426 static int snd_asihpi_clklocal_get(struct snd_kcontrol *kcontrol,
2427 struct snd_ctl_elem_value *ucontrol)
2429 u32 h_control = kcontrol->private_value;
2433 e = hpi_sample_clock_get_local_rate(h_control, &rate);
2435 ucontrol->value.integer.value[0] = rate;
2437 ucontrol->value.integer.value[0] = 0;
2441 static int snd_asihpi_clklocal_put(struct snd_kcontrol *kcontrol,
2442 struct snd_ctl_elem_value *ucontrol)
2445 u32 h_control = kcontrol->private_value;
2447 /* change = asihpi->mixer_clkrate[addr][0] != left ||
2448 asihpi->mixer_clkrate[addr][1] != right;
2451 hpi_handle_error(hpi_sample_clock_set_local_rate(h_control,
2452 ucontrol->value.integer.value[0]));
2456 static int snd_asihpi_clkrate_info(struct snd_kcontrol *kcontrol,
2457 struct snd_ctl_elem_info *uinfo)
2459 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2461 uinfo->value.integer.min = 8000;
2462 uinfo->value.integer.max = 192000;
2463 uinfo->value.integer.step = 100;
2468 static int snd_asihpi_clkrate_get(struct snd_kcontrol *kcontrol,
2469 struct snd_ctl_elem_value *ucontrol)
2471 u32 h_control = kcontrol->private_value;
2475 e = hpi_sample_clock_get_sample_rate(h_control, &rate);
2477 ucontrol->value.integer.value[0] = rate;
2479 ucontrol->value.integer.value[0] = 0;
2483 static int __devinit snd_asihpi_sampleclock_add(struct snd_card_asihpi *asihpi,
2484 struct hpi_control *hpi_ctl)
2486 struct snd_card *card = asihpi->card;
2487 struct snd_kcontrol_new snd_control;
2489 struct clk_cache *clkcache = &asihpi->cc;
2490 u32 hSC = hpi_ctl->h_control;
2495 snd_control.private_value = hpi_ctl->h_control;
2497 clkcache->has_local = 0;
2499 for (i = 0; i <= HPI_SAMPLECLOCK_SOURCE_LAST; i++) {
2500 if (hpi_sample_clock_query_source(hSC,
2503 clkcache->s[i].source = source;
2504 clkcache->s[i].index = 0;
2505 clkcache->s[i].name = sampleclock_sources[source];
2506 if (source == HPI_SAMPLECLOCK_SOURCE_AESEBU_INPUT)
2508 if (source == HPI_SAMPLECLOCK_SOURCE_LOCAL)
2509 clkcache->has_local = 1;
2512 /* already will have picked up index 0 above */
2513 for (j = 1; j < 8; j++) {
2514 if (hpi_sample_clock_query_source_index(hSC,
2515 j, HPI_SAMPLECLOCK_SOURCE_AESEBU_INPUT,
2518 clkcache->s[i].source =
2519 HPI_SAMPLECLOCK_SOURCE_AESEBU_INPUT;
2520 clkcache->s[i].index = j;
2521 clkcache->s[i].name = sampleclock_sources[
2522 j+HPI_SAMPLECLOCK_SOURCE_LAST];
2525 clkcache->count = i;
2527 asihpi_ctl_init(&snd_control, hpi_ctl, "Source");
2528 snd_control.access = SNDRV_CTL_ELEM_ACCESS_READWRITE ;
2529 snd_control.info = snd_asihpi_clksrc_info;
2530 snd_control.get = snd_asihpi_clksrc_get;
2531 snd_control.put = snd_asihpi_clksrc_put;
2532 if (ctl_add(card, &snd_control, asihpi) < 0)
2536 if (clkcache->has_local) {
2537 asihpi_ctl_init(&snd_control, hpi_ctl, "Localrate");
2538 snd_control.access = SNDRV_CTL_ELEM_ACCESS_READWRITE ;
2539 snd_control.info = snd_asihpi_clklocal_info;
2540 snd_control.get = snd_asihpi_clklocal_get;
2541 snd_control.put = snd_asihpi_clklocal_put;
2544 if (ctl_add(card, &snd_control, asihpi) < 0)
2548 asihpi_ctl_init(&snd_control, hpi_ctl, "Rate");
2549 snd_control.access =
2550 SNDRV_CTL_ELEM_ACCESS_VOLATILE | SNDRV_CTL_ELEM_ACCESS_READ;
2551 snd_control.info = snd_asihpi_clkrate_info;
2552 snd_control.get = snd_asihpi_clkrate_get;
2554 return ctl_add(card, &snd_control, asihpi);
2556 /*------------------------------------------------------------
2558 ------------------------------------------------------------*/
2560 static int __devinit snd_card_asihpi_mixer_new(struct snd_card_asihpi *asihpi)
2562 struct snd_card *card = asihpi->card;
2563 unsigned int idx = 0;
2564 unsigned int subindex = 0;
2566 struct hpi_control hpi_ctl, prev_ctl;
2568 if (snd_BUG_ON(!asihpi))
2570 strcpy(card->mixername, "Asihpi Mixer");
2573 hpi_mixer_open(asihpi->adapter_index,
2575 hpi_handle_error(err);
2579 memset(&prev_ctl, 0, sizeof(prev_ctl));
2580 prev_ctl.control_type = -1;
2582 for (idx = 0; idx < 2000; idx++) {
2583 err = hpi_mixer_get_control_by_index(
2586 &hpi_ctl.src_node_type,
2587 &hpi_ctl.src_node_index,
2588 &hpi_ctl.dst_node_type,
2589 &hpi_ctl.dst_node_index,
2590 &hpi_ctl.control_type,
2591 &hpi_ctl.h_control);
2593 if (err == HPI_ERROR_CONTROL_DISABLED) {
2595 snd_printk(KERN_INFO
2596 "Disabled HPI Control(%d)\n",
2604 hpi_ctl.src_node_type -= HPI_SOURCENODE_NONE;
2605 hpi_ctl.dst_node_type -= HPI_DESTNODE_NONE;
2607 /* ASI50xx in SSX mode has multiple meters on the same node.
2608 Use subindex to create distinct ALSA controls
2609 for any duplicated controls.
2611 if ((hpi_ctl.control_type == prev_ctl.control_type) &&
2612 (hpi_ctl.src_node_type == prev_ctl.src_node_type) &&
2613 (hpi_ctl.src_node_index == prev_ctl.src_node_index) &&
2614 (hpi_ctl.dst_node_type == prev_ctl.dst_node_type) &&
2615 (hpi_ctl.dst_node_index == prev_ctl.dst_node_index))
2622 switch (hpi_ctl.control_type) {
2623 case HPI_CONTROL_VOLUME:
2624 err = snd_asihpi_volume_add(asihpi, &hpi_ctl);
2626 case HPI_CONTROL_LEVEL:
2627 err = snd_asihpi_level_add(asihpi, &hpi_ctl);
2629 case HPI_CONTROL_MULTIPLEXER:
2630 err = snd_asihpi_mux_add(asihpi, &hpi_ctl);
2632 case HPI_CONTROL_CHANNEL_MODE:
2633 err = snd_asihpi_cmode_add(asihpi, &hpi_ctl);
2635 case HPI_CONTROL_METER:
2636 err = snd_asihpi_meter_add(asihpi, &hpi_ctl, subindex);
2638 case HPI_CONTROL_SAMPLECLOCK:
2639 err = snd_asihpi_sampleclock_add(
2642 case HPI_CONTROL_CONNECTION: /* ignore these */
2644 case HPI_CONTROL_TUNER:
2645 err = snd_asihpi_tuner_add(asihpi, &hpi_ctl);
2647 case HPI_CONTROL_AESEBU_TRANSMITTER:
2648 err = snd_asihpi_aesebu_tx_add(asihpi, &hpi_ctl);
2650 case HPI_CONTROL_AESEBU_RECEIVER:
2651 err = snd_asihpi_aesebu_rx_add(asihpi, &hpi_ctl);
2653 case HPI_CONTROL_VOX:
2654 case HPI_CONTROL_BITSTREAM:
2655 case HPI_CONTROL_MICROPHONE:
2656 case HPI_CONTROL_PARAMETRIC_EQ:
2657 case HPI_CONTROL_COMPANDER:
2660 snd_printk(KERN_INFO
2661 "Untranslated HPI Control"
2662 "(%d) %d %d %d %d %d\n",
2664 hpi_ctl.control_type,
2665 hpi_ctl.src_node_type,
2666 hpi_ctl.src_node_index,
2667 hpi_ctl.dst_node_type,
2668 hpi_ctl.dst_node_index);
2674 if (HPI_ERROR_INVALID_OBJ_INDEX != err)
2675 hpi_handle_error(err);
2677 snd_printk(KERN_INFO "%d mixer controls found\n", idx);
2682 /*------------------------------------------------------------
2684 ------------------------------------------------------------*/
2687 snd_asihpi_proc_read(struct snd_info_entry *entry,
2688 struct snd_info_buffer *buffer)
2690 struct snd_card_asihpi *asihpi = entry->private_data;
2697 snd_iprintf(buffer, "ASIHPI driver proc file\n");
2699 "adapter ID=%4X\n_index=%d\n"
2700 "num_outstreams=%d\n_num_instreams=%d\n",
2701 asihpi->type, asihpi->adapter_index,
2702 asihpi->num_outstreams, asihpi->num_instreams);
2704 version = asihpi->version;
2706 "serial#=%d\n_hw version %c%d\nDSP code version %03d\n",
2707 asihpi->serial_number, ((version >> 3) & 0xf) + 'A',
2709 ((version >> 13) * 100) + ((version >> 7) & 0x3f));
2711 err = hpi_mixer_get_control(asihpi->h_mixer,
2712 HPI_SOURCENODE_CLOCK_SOURCE, 0, 0, 0,
2713 HPI_CONTROL_SAMPLECLOCK, &h_control);
2716 err = hpi_sample_clock_get_sample_rate(
2718 err += hpi_sample_clock_get_source(h_control, &source);
2721 snd_iprintf(buffer, "sample_clock=%d_hz, source %s\n",
2722 rate, sampleclock_sources[source]);
2728 static void __devinit snd_asihpi_proc_init(struct snd_card_asihpi *asihpi)
2730 struct snd_info_entry *entry;
2732 if (!snd_card_proc_new(asihpi->card, "info", &entry))
2733 snd_info_set_text_ops(entry, asihpi, snd_asihpi_proc_read);
2736 /*------------------------------------------------------------
2738 ------------------------------------------------------------*/
2740 static int snd_asihpi_hpi_open(struct snd_hwdep *hw, struct file *file)
2742 if (enable_hpi_hwdep)
2749 static int snd_asihpi_hpi_release(struct snd_hwdep *hw, struct file *file)
2751 if (enable_hpi_hwdep)
2752 return asihpi_hpi_release(file);
2757 static int snd_asihpi_hpi_ioctl(struct snd_hwdep *hw, struct file *file,
2758 unsigned int cmd, unsigned long arg)
2760 if (enable_hpi_hwdep)
2761 return asihpi_hpi_ioctl(file, cmd, arg);
2767 /* results in /dev/snd/hwC#D0 file for each card with index #
2768 also /proc/asound/hwdep will contain '#-00: asihpi (HPI) for each card'
2770 static int __devinit snd_asihpi_hpi_new(struct snd_card_asihpi *asihpi,
2771 int device, struct snd_hwdep **rhwdep)
2773 struct snd_hwdep *hw;
2778 err = snd_hwdep_new(asihpi->card, "HPI", device, &hw);
2781 strcpy(hw->name, "asihpi (HPI)");
2782 hw->iface = SNDRV_HWDEP_IFACE_LAST;
2783 hw->ops.open = snd_asihpi_hpi_open;
2784 hw->ops.ioctl = snd_asihpi_hpi_ioctl;
2785 hw->ops.release = snd_asihpi_hpi_release;
2786 hw->private_data = asihpi;
2792 /*------------------------------------------------------------
2794 ------------------------------------------------------------*/
2795 static int __devinit snd_asihpi_probe(struct pci_dev *pci_dev,
2796 const struct pci_device_id *pci_id)
2803 struct hpi_adapter *hpi_card;
2804 struct snd_card *card;
2805 struct snd_card_asihpi *asihpi;
2811 if (dev >= SNDRV_CARDS)
2814 /* Should this be enable[hpi_card->index] ? */
2820 err = asihpi_adapter_probe(pci_dev, pci_id);
2824 hpi_card = pci_get_drvdata(pci_dev);
2825 /* first try to give the card the same index as its hardware index */
2826 err = snd_card_create(hpi_card->index,
2827 id[hpi_card->index], THIS_MODULE,
2828 sizeof(struct snd_card_asihpi),
2831 /* if that fails, try the default index==next available */
2833 snd_card_create(index[dev], id[dev],
2835 sizeof(struct snd_card_asihpi),
2839 snd_printk(KERN_WARNING
2840 "**** WARNING **** Adapter index %d->ALSA index %d\n",
2841 hpi_card->index, card->number);
2844 snd_card_set_dev(card, &pci_dev->dev);
2846 asihpi = (struct snd_card_asihpi *) card->private_data;
2847 asihpi->card = card;
2848 asihpi->pci = pci_dev;
2849 asihpi->adapter_index = hpi_card->index;
2850 hpi_handle_error(hpi_adapter_get_info(
2851 asihpi->adapter_index,
2852 &asihpi->num_outstreams,
2853 &asihpi->num_instreams,
2855 &asihpi->serial_number, &asihpi->type));
2857 version = asihpi->version;
2858 snd_printk(KERN_INFO "adapter ID=%4X index=%d num_outstreams=%d "
2859 "num_instreams=%d S/N=%d\n"
2860 "Hw Version %c%d DSP code version %03d\n",
2861 asihpi->type, asihpi->adapter_index,
2862 asihpi->num_outstreams,
2863 asihpi->num_instreams, asihpi->serial_number,
2864 ((version >> 3) & 0xf) + 'A',
2866 ((version >> 13) * 100) + ((version >> 7) & 0x3f));
2868 pcm_substreams = asihpi->num_outstreams;
2869 if (pcm_substreams < asihpi->num_instreams)
2870 pcm_substreams = asihpi->num_instreams;
2872 err = hpi_adapter_get_property(asihpi->adapter_index,
2873 HPI_ADAPTER_PROPERTY_CAPS1,
2874 NULL, &asihpi->support_grouping);
2876 asihpi->support_grouping = 0;
2878 err = hpi_adapter_get_property(asihpi->adapter_index,
2879 HPI_ADAPTER_PROPERTY_CAPS2,
2880 &asihpi->support_mrx, NULL);
2882 asihpi->support_mrx = 0;
2884 err = hpi_adapter_get_property(asihpi->adapter_index,
2885 HPI_ADAPTER_PROPERTY_INTERVAL,
2886 NULL, &asihpi->update_interval_frames);
2888 asihpi->update_interval_frames = 512;
2890 hpi_handle_error(hpi_instream_open(asihpi->adapter_index,
2893 err = hpi_instream_host_buffer_free(h_stream);
2894 asihpi->support_mmap = (!err);
2896 hpi_handle_error(hpi_instream_close(h_stream));
2898 err = hpi_adapter_get_property(asihpi->adapter_index,
2899 HPI_ADAPTER_PROPERTY_CURCHANNELS,
2900 &asihpi->in_max_chans, &asihpi->out_max_chans);
2902 asihpi->in_max_chans = 2;
2903 asihpi->out_max_chans = 2;
2906 snd_printk(KERN_INFO "supports mmap:%d grouping:%d mrx:%d\n",
2907 asihpi->support_mmap,
2908 asihpi->support_grouping,
2913 err = snd_card_asihpi_pcm_new(asihpi, 0, pcm_substreams);
2915 snd_printk(KERN_ERR "pcm_new failed\n");
2918 err = snd_card_asihpi_mixer_new(asihpi);
2920 snd_printk(KERN_ERR "mixer_new failed\n");
2924 err = hpi_mixer_get_control(asihpi->h_mixer,
2925 HPI_SOURCENODE_CLOCK_SOURCE, 0, 0, 0,
2926 HPI_CONTROL_SAMPLECLOCK, &h_control);
2929 err = hpi_sample_clock_set_local_rate(
2930 h_control, adapter_fs);
2932 snd_asihpi_proc_init(asihpi);
2934 /* always create, can be enabled or disabled dynamically
2935 by enable_hwdep module param*/
2936 snd_asihpi_hpi_new(asihpi, 0, NULL);
2938 if (asihpi->support_mmap)
2939 strcpy(card->driver, "ASIHPI-MMAP");
2941 strcpy(card->driver, "ASIHPI");
2943 sprintf(card->shortname, "AudioScience ASI%4X", asihpi->type);
2944 sprintf(card->longname, "%s %i",
2945 card->shortname, asihpi->adapter_index);
2946 err = snd_card_register(card);
2948 hpi_card->snd_card_asihpi = card;
2953 snd_card_free(card);
2954 snd_printk(KERN_ERR "snd_asihpi_probe error %d\n", err);
2959 static void __devexit snd_asihpi_remove(struct pci_dev *pci_dev)
2961 struct hpi_adapter *hpi_card = pci_get_drvdata(pci_dev);
2963 snd_card_free(hpi_card->snd_card_asihpi);
2964 hpi_card->snd_card_asihpi = NULL;
2965 asihpi_adapter_remove(pci_dev);
2968 static DEFINE_PCI_DEVICE_TABLE(asihpi_pci_tbl) = {
2969 {HPI_PCI_VENDOR_ID_TI, HPI_PCI_DEV_ID_DSP6205,
2970 HPI_PCI_VENDOR_ID_AUDIOSCIENCE, PCI_ANY_ID, 0, 0,
2971 (kernel_ulong_t)HPI_6205},
2972 {HPI_PCI_VENDOR_ID_TI, HPI_PCI_DEV_ID_PCI2040,
2973 HPI_PCI_VENDOR_ID_AUDIOSCIENCE, PCI_ANY_ID, 0, 0,
2974 (kernel_ulong_t)HPI_6000},
2977 MODULE_DEVICE_TABLE(pci, asihpi_pci_tbl);
2979 static struct pci_driver driver = {
2981 .id_table = asihpi_pci_tbl,
2982 .probe = snd_asihpi_probe,
2983 .remove = __devexit_p(snd_asihpi_remove),
2985 /* .suspend = snd_asihpi_suspend,
2986 .resume = snd_asihpi_resume, */
2990 static int __init snd_asihpi_init(void)
2993 return pci_register_driver(&driver);
2996 static void __exit snd_asihpi_exit(void)
2999 pci_unregister_driver(&driver);
3003 module_init(snd_asihpi_init)
3004 module_exit(snd_asihpi_exit)