115
#define DEFAULT_SINK_NAME "solaris_output"
116
#define DEFAULT_SOURCE_NAME "solaris_input"
117
127
#define DEFAULT_DEVICE "/dev/audio"
129
#define MAX_RENDER_HZ (300)
130
/* This render rate limit imposes a minimum latency, but without it we waste too much CPU time. */
132
static uint64_t get_playback_buffered_bytes(struct userdata *u) {
134
uint64_t played_bytes;
139
err = ioctl(u->fd, AUDIO_GETINFO, &info);
142
/* Handle wrap-around of the device's sample counter, which is a uint_32. */
143
if (u->prev_playback_samples > info.play.samples) {
144
/* Unfortunately info.play.samples can sometimes go backwards, even before it wraps! */
145
if (u->prev_playback_samples + info.play.samples < 240000) {
146
++u->play_samples_msw;
148
pa_log_debug("play.samples went backwards %d bytes", u->prev_playback_samples - info.play.samples);
151
u->prev_playback_samples = info.play.samples;
152
played_bytes = (((uint64_t)u->play_samples_msw << 32) + info.play.samples) * u->frame_size;
154
return u->written_bytes - played_bytes;
157
static pa_usec_t sink_get_latency(struct userdata *u, pa_sample_spec *ss) {
164
r = pa_bytes_to_usec(get_playback_buffered_bytes(u), ss);
165
if (u->memchunk.memblock)
166
r += pa_bytes_to_usec(u->memchunk.length, ss);
171
static uint64_t get_recorded_bytes(struct userdata *u) {
176
pa_assert(u->source);
178
err = ioctl(u->fd, AUDIO_GETINFO, &info);
181
if (u->prev_record_samples > info.record.samples)
182
++u->record_samples_msw;
183
u->prev_record_samples = info.record.samples;
184
result = (((uint64_t)u->record_samples_msw << 32) + info.record.samples) * u->frame_size;
189
static pa_usec_t source_get_latency(struct userdata *u, pa_sample_spec *ss) {
197
int err = ioctl(u->fd, AUDIO_GETINFO, &info);
200
r = pa_bytes_to_usec(get_recorded_bytes(u), ss) - pa_bytes_to_usec(u->read_bytes, ss);
205
static void build_pollfd(struct userdata *u) {
206
struct pollfd *pollfd;
209
pa_assert(!u->rtpoll_item);
210
u->rtpoll_item = pa_rtpoll_item_new(u->rtpoll, PA_RTPOLL_NEVER, 1);
212
pollfd = pa_rtpoll_item_get_pollfd(u->rtpoll_item, NULL);
218
static int set_buffer(int fd, int buffer_size) {
223
AUDIO_INITINFO(&info);
224
info.play.buffer_size = buffer_size;
225
info.record.buffer_size = buffer_size;
227
if (ioctl(fd, AUDIO_SETINFO, &info) < 0) {
229
pa_log("AUDIO_SETINFO: Unsupported buffer size.");
231
pa_log("AUDIO_SETINFO: %s", pa_cstrerror(errno));
238
static int auto_format(int fd, int mode, pa_sample_spec *ss) {
244
AUDIO_INITINFO(&info);
246
if (mode != O_RDONLY) {
247
info.play.sample_rate = ss->rate;
248
info.play.channels = ss->channels;
249
switch (ss->format) {
251
info.play.precision = 8;
252
info.play.encoding = AUDIO_ENCODING_LINEAR;
255
info.play.precision = 8;
256
info.play.encoding = AUDIO_ENCODING_ALAW;
259
info.play.precision = 8;
260
info.play.encoding = AUDIO_ENCODING_ULAW;
262
case PA_SAMPLE_S16NE:
263
info.play.precision = 16;
264
info.play.encoding = AUDIO_ENCODING_LINEAR;
267
pa_log("AUDIO_SETINFO: Unsupported sample format.");
272
if (mode != O_WRONLY) {
273
info.record.sample_rate = ss->rate;
274
info.record.channels = ss->channels;
275
switch (ss->format) {
277
info.record.precision = 8;
278
info.record.encoding = AUDIO_ENCODING_LINEAR;
281
info.record.precision = 8;
282
info.record.encoding = AUDIO_ENCODING_ALAW;
285
info.record.precision = 8;
286
info.record.encoding = AUDIO_ENCODING_ULAW;
288
case PA_SAMPLE_S16NE:
289
info.record.precision = 16;
290
info.record.encoding = AUDIO_ENCODING_LINEAR;
293
pa_log("AUDIO_SETINFO: Unsupported sample format.");
298
if (ioctl(fd, AUDIO_SETINFO, &info) < 0) {
300
pa_log("AUDIO_SETINFO: Failed to set sample format.");
302
pa_log("AUDIO_SETINFO: %s", pa_cstrerror(errno));
309
static int open_audio_device(struct userdata *u, pa_sample_spec *ss) {
313
if ((u->fd = open(u->device_name, u->mode | O_NONBLOCK)) < 0) {
314
pa_log_warn("open %s failed (%s)", u->device_name, pa_cstrerror(errno));
318
pa_log_info("device opened in %s mode.", u->mode == O_WRONLY ? "O_WRONLY" : (u->mode == O_RDONLY ? "O_RDONLY" : "O_RDWR"));
320
if (auto_format(u->fd, u->mode, ss) < 0)
323
if (set_buffer(u->fd, u->buffer_size) < 0)
326
u->written_bytes = u->read_bytes = 0;
327
u->play_samples_msw = u->record_samples_msw = 0;
328
u->prev_playback_samples = u->prev_record_samples = 0;
333
static int suspend(struct userdata *u) {
335
pa_assert(u->fd >= 0);
337
pa_log_info("Suspending...");
339
ioctl(u->fd, AUDIO_DRAIN, NULL);
343
if (u->rtpoll_item) {
344
pa_rtpoll_item_free(u->rtpoll_item);
345
u->rtpoll_item = NULL;
348
pa_log_info("Device suspended.");
353
static int unsuspend(struct userdata *u) {
355
pa_assert(u->fd < 0);
357
pa_log_info("Resuming...");
359
if (open_audio_device(u, u->sink ? &u->sink->sample_spec : &u->source->sample_spec) < 0)
364
pa_log_info("Device resumed.");
119
369
static int sink_process_msg(pa_msgobject *o, int code, void *data, int64_t offset, pa_memchunk *chunk) {
120
370
struct userdata *u = PA_SINK(o)->userdata;
125
case PA_SINK_MESSAGE_GET_LATENCY: {
130
err = ioctl(u->fd, AUDIO_GETINFO, &info);
133
r += pa_bytes_to_usec(u->written_bytes, &PA_SINK(o)->sample_spec);
134
r -= pa_bytes_to_usec(info.play.samples * u->frame_size, &PA_SINK(o)->sample_spec);
136
if (u->memchunk.memblock)
137
r += pa_bytes_to_usec(u->memchunk.length, &PA_SINK(o)->sample_spec);
140
*((pa_usec_t*) data) = r;
145
case PA_SINK_MESSAGE_SET_VOLUME:
147
AUDIO_INITINFO(&info);
149
info.play.gain = pa_cvolume_avg((pa_cvolume*)data) * AUDIO_MAX_GAIN / PA_VOLUME_NORM;
150
assert(info.play.gain <= AUDIO_MAX_GAIN);
152
if (ioctl(u->fd, AUDIO_SETINFO, &info) < 0) {
154
pa_log("AUDIO_SETINFO: Unsupported volume.");
156
pa_log("AUDIO_SETINFO: %s", pa_cstrerror(errno));
374
case PA_SINK_MESSAGE_GET_LATENCY:
375
*((pa_usec_t*) data) = sink_get_latency(u, &PA_SINK(o)->sample_spec);
378
case PA_SINK_MESSAGE_SET_STATE:
380
switch ((pa_sink_state_t) PA_PTR_TO_UINT(data)) {
382
case PA_SINK_SUSPENDED:
384
pa_assert(PA_SINK_IS_OPENED(u->sink->thread_info.state));
386
if (!u->source || u->source_suspended) {
390
u->sink_suspended = TRUE;
394
case PA_SINK_RUNNING:
396
if (u->sink->thread_info.state == PA_SINK_SUSPENDED) {
397
if (!u->source || u->source_suspended) {
398
if (unsuspend(u) < 0)
400
u->sink->get_volume(u->sink);
401
u->sink->get_mute(u->sink);
403
u->sink_suspended = FALSE;
407
case PA_SINK_INVALID_STATE:
408
case PA_SINK_UNLINKED:
163
case PA_SINK_MESSAGE_GET_VOLUME:
165
err = ioctl(u->fd, AUDIO_GETINFO, &info);
168
pa_cvolume_set((pa_cvolume*) data, ((pa_cvolume*) data)->channels,
169
info.play.gain * PA_VOLUME_NORM / AUDIO_MAX_GAIN);
175
case PA_SINK_MESSAGE_SET_MUTE:
177
AUDIO_INITINFO(&info);
179
info.output_muted = !!PA_PTR_TO_UINT(data);
181
if (ioctl(u->fd, AUDIO_SETINFO, &info) < 0)
182
pa_log("AUDIO_SETINFO: %s", pa_cstrerror(errno));
188
case PA_SINK_MESSAGE_GET_MUTE:
190
err = ioctl(u->fd, AUDIO_GETINFO, &info);
193
*(int*)data = !!info.output_muted;
200
416
return pa_sink_process_msg(o, code, data, offset, chunk);
203
419
static int source_process_msg(pa_msgobject *o, int code, void *data, int64_t offset, pa_memchunk *chunk) {
204
420
struct userdata *u = PA_SOURCE(o)->userdata;
209
case PA_SOURCE_MESSAGE_GET_LATENCY: {
213
err = ioctl(u->fd, AUDIO_GETINFO, &info);
216
r += pa_bytes_to_usec(info.record.samples * u->frame_size, &PA_SOURCE(o)->sample_spec);
217
r -= pa_bytes_to_usec(u->read_bytes, &PA_SOURCE(o)->sample_spec);
220
*((pa_usec_t*) data) = r;
424
case PA_SOURCE_MESSAGE_GET_LATENCY:
425
*((pa_usec_t*) data) = source_get_latency(u, &PA_SOURCE(o)->sample_spec);
225
case PA_SOURCE_MESSAGE_SET_VOLUME:
227
AUDIO_INITINFO(&info);
229
info.record.gain = pa_cvolume_avg((pa_cvolume*) data) * AUDIO_MAX_GAIN / PA_VOLUME_NORM;
230
assert(info.record.gain <= AUDIO_MAX_GAIN);
232
if (ioctl(u->fd, AUDIO_SETINFO, &info) < 0) {
234
pa_log("AUDIO_SETINFO: Unsupported volume.");
236
pa_log("AUDIO_SETINFO: %s", pa_cstrerror(errno));
243
case PA_SOURCE_MESSAGE_GET_VOLUME:
245
err = ioctl(u->fd, AUDIO_GETINFO, &info);
248
pa_cvolume_set((pa_cvolume*) data, ((pa_cvolume*) data)->channels,
249
info.record.gain * PA_VOLUME_NORM / AUDIO_MAX_GAIN);
428
case PA_SOURCE_MESSAGE_SET_STATE:
430
switch ((pa_source_state_t) PA_PTR_TO_UINT(data)) {
432
case PA_SOURCE_SUSPENDED:
434
pa_assert(PA_SOURCE_IS_OPENED(u->source->thread_info.state));
436
if (!u->sink || u->sink_suspended) {
440
u->source_suspended = TRUE;
444
case PA_SOURCE_RUNNING:
446
if (u->source->thread_info.state == PA_SOURCE_SUSPENDED) {
447
if (!u->sink || u->sink_suspended) {
448
if (unsuspend(u) < 0)
450
u->source->get_volume(u->source);
452
u->source_suspended = FALSE;
456
case PA_SOURCE_UNLINKED:
458
case PA_SOURCE_INVALID_STATE:
256
466
return pa_source_process_msg(o, code, data, offset, chunk);
259
static void clear_underflow(struct userdata *u)
263
AUDIO_INITINFO(&info);
267
if (ioctl(u->fd, AUDIO_SETINFO, &info) < 0)
268
pa_log("AUDIO_SETINFO: %s", pa_cstrerror(errno));
271
static void clear_overflow(struct userdata *u)
275
AUDIO_INITINFO(&info);
277
info.record.error = 0;
279
if (ioctl(u->fd, AUDIO_SETINFO, &info) < 0)
280
pa_log("AUDIO_SETINFO: %s", pa_cstrerror(errno));
469
static void sink_set_volume(pa_sink *s) {
473
pa_assert_se(u = s->userdata);
476
AUDIO_INITINFO(&info);
478
info.play.gain = pa_cvolume_max(&s->virtual_volume) * AUDIO_MAX_GAIN / PA_VOLUME_NORM;
479
assert(info.play.gain <= AUDIO_MAX_GAIN);
481
if (ioctl(u->fd, AUDIO_SETINFO, &info) < 0) {
483
pa_log("AUDIO_SETINFO: Unsupported volume.");
485
pa_log("AUDIO_SETINFO: %s", pa_cstrerror(errno));
490
static void sink_get_volume(pa_sink *s) {
494
pa_assert_se(u = s->userdata);
497
if (ioctl(u->fd, AUDIO_GETINFO, &info) < 0)
498
pa_log("AUDIO_SETINFO: %s", pa_cstrerror(errno));
500
pa_cvolume_set(&s->virtual_volume, s->sample_spec.channels,
501
info.play.gain * PA_VOLUME_NORM / AUDIO_MAX_GAIN);
505
static void source_set_volume(pa_source *s) {
509
pa_assert_se(u = s->userdata);
512
AUDIO_INITINFO(&info);
514
info.play.gain = pa_cvolume_max(&s->virtual_volume) * AUDIO_MAX_GAIN / PA_VOLUME_NORM;
515
assert(info.play.gain <= AUDIO_MAX_GAIN);
517
if (ioctl(u->fd, AUDIO_SETINFO, &info) < 0) {
519
pa_log("AUDIO_SETINFO: Unsupported volume.");
521
pa_log("AUDIO_SETINFO: %s", pa_cstrerror(errno));
526
static void source_get_volume(pa_source *s) {
530
pa_assert_se(u = s->userdata);
533
if (ioctl(u->fd, AUDIO_GETINFO, &info) < 0)
534
pa_log("AUDIO_SETINFO: %s", pa_cstrerror(errno));
536
pa_cvolume_set(&s->virtual_volume, s->sample_spec.channels,
537
info.play.gain * PA_VOLUME_NORM / AUDIO_MAX_GAIN);
541
static void sink_set_mute(pa_sink *s) {
542
struct userdata *u = s->userdata;
548
AUDIO_INITINFO(&info);
550
info.output_muted = !!s->muted;
552
if (ioctl(u->fd, AUDIO_SETINFO, &info) < 0)
553
pa_log("AUDIO_SETINFO: %s", pa_cstrerror(errno));
557
static void sink_get_mute(pa_sink *s) {
558
struct userdata *u = s->userdata;
564
if (ioctl(u->fd, AUDIO_GETINFO, &info) < 0)
565
pa_log("AUDIO_SETINFO: %s", pa_cstrerror(errno));
567
s->muted = !!info.output_muted;
571
static void process_rewind(struct userdata *u) {
572
size_t rewind_nbytes;
576
/* Figure out how much we shall rewind and reset the counter */
577
rewind_nbytes = u->sink->thread_info.rewind_nbytes;
578
u->sink->thread_info.rewind_nbytes = 0;
580
if (rewind_nbytes > 0) {
581
pa_log_debug("Requested to rewind %lu bytes.", (unsigned long) rewind_nbytes);
582
rewind_nbytes = PA_MIN(u->memchunk.length, rewind_nbytes);
583
u->memchunk.length -= rewind_nbytes;
584
pa_log_debug("Rewound %lu bytes.", (unsigned long) rewind_nbytes);
587
pa_sink_process_rewind(u->sink, rewind_nbytes);
283
590
static void thread_func(void *userdata) {
284
591
struct userdata *u = userdata;
285
592
unsigned short revents = 0;
290
598
pa_log_debug("Thread starting up");
292
if (u->core->high_priority)
600
if (u->core->realtime_scheduling)
601
pa_make_realtime(u->core->realtime_priority);
295
603
pa_thread_mq_install(&u->thread_mq);
296
604
pa_rtpoll_install(u->rtpoll);
299
607
/* Render some data and write it to the dsp */
301
if (u->sink && PA_SINK_OPENED(u->sink->thread_info.state)) {
609
if (u->sink && PA_SINK_IS_OPENED(u->sink->thread_info.state)) {
611
uint64_t buffered_bytes;
613
if (u->sink->thread_info.rewind_requested)
306
616
err = ioctl(u->fd, AUDIO_GETINFO, &info);
310
* Since we cannot modify the size of the output buffer we fake it
311
* by not filling it more than u->buffer_size.
313
len = u->buffer_size;
314
len -= u->written_bytes - (info.play.samples * u->frame_size);
316
/* The sample counter can sometimes go backwards :( */
317
if (len > u->buffer_size)
618
pa_log("AUDIO_GETINFO ioctl failed: %s", pa_cstrerror(errno));
320
622
if (info.play.error) {
321
pa_log_debug("Solaris buffer underflow!");
623
pa_log_debug("buffer under-run!");
625
AUDIO_INITINFO(&info);
627
if (ioctl(u->fd, AUDIO_SETINFO, &info) < 0)
628
pa_log("AUDIO_SETINFO: %s", pa_cstrerror(errno));
325
len -= len % u->frame_size;
331
if (!u->memchunk.length)
332
pa_sink_render(u->sink, len, &u->memchunk);
334
pa_assert(u->memchunk.length);
637
* Since we cannot modify the size of the output buffer we fake it
638
* by not filling it more than u->buffer_size.
640
xtime0 = pa_rtclock_usec();
641
buffered_bytes = get_playback_buffered_bytes(u);
642
if (buffered_bytes >= (uint64_t)u->buffer_size)
645
len = u->buffer_size - buffered_bytes;
646
len -= len % u->frame_size;
648
if (len < (size_t) u->minimum_request)
651
if (u->memchunk.length < len)
652
pa_sink_render(u->sink, u->sink->thread_info.max_request, &u->memchunk);
336
654
p = pa_memblock_acquire(u->memchunk.memblock);
337
r = pa_write(u->fd, (uint8_t*) p + u->memchunk.index, u->memchunk.length, NULL);
655
w = pa_write(u->fd, (uint8_t*) p + u->memchunk.index, u->memchunk.length, NULL);
338
656
pa_memblock_release(u->memchunk.memblock);
343
else if (errno != EAGAIN) {
344
pa_log("Failed to read data from DSP: %s", pa_cstrerror(errno));
663
/* If the buffer_size is too big, we get EAGAIN. Avoiding that limit by trial and error
664
* is not ideal, but I don't know how to get the system to tell me what the limit is.
666
u->buffer_size = u->buffer_size * 18 / 25;
667
u->buffer_size -= u->buffer_size % u->frame_size;
668
u->buffer_size = PA_MAX(u->buffer_size, 2 * u->minimum_request);
669
pa_sink_set_max_request_within_thread(u->sink, u->buffer_size);
670
pa_sink_set_max_rewind_within_thread(u->sink, u->buffer_size);
671
pa_log("EAGAIN. Buffer size is now %u bytes (%llu buffered)", u->buffer_size, buffered_bytes);
674
pa_log("Failed to write data to DSP: %s", pa_cstrerror(errno));
348
pa_assert(r % u->frame_size == 0);
350
u->memchunk.index += r;
351
u->memchunk.length -= r;
678
pa_assert(w % u->frame_size == 0);
680
u->written_bytes += w;
681
u->memchunk.length -= w;
683
u->memchunk.index += w;
353
684
if (u->memchunk.length <= 0) {
354
685
pa_memblock_unref(u->memchunk.memblock);
355
686
pa_memchunk_reset(&u->memchunk);
359
u->written_bytes += r;
691
pa_rtpoll_set_timer_absolute(u->rtpoll, xtime0 + pa_bytes_to_usec(buffered_bytes / 2, &u->sink->sample_spec));
693
pa_rtpoll_set_timer_disabled(u->rtpoll);
364
695
/* Try to read some data and pass it on to the source driver */
366
if (u->source && PA_SOURCE_OPENED(u->source->thread_info.state) && ((revents & POLLIN))) {
697
if (u->source && PA_SOURCE_IS_OPENED(u->source->thread_info.state) && (revents & POLLIN)) {
367
698
pa_memchunk memchunk;
374
703
err = ioctl(u->fd, AUDIO_GETINFO, &info);
375
704
pa_assert(err >= 0);
377
706
if (info.record.error) {
378
pa_log_debug("Solaris buffer overflow!");
707
pa_log_debug("buffer overflow!");
709
AUDIO_INITINFO(&info);
710
info.record.error = 0;
711
if (ioctl(u->fd, AUDIO_SETINFO, &info) < 0)
712
pa_log("AUDIO_SETINFO: %s", pa_cstrerror(errno));
382
err = ioctl(u->fd, I_NREAD, &l);
715
err = ioctl(u->fd, I_NREAD, &len);
383
716
pa_assert(err >= 0);
386
/* This is to make sure it fits in the memory pool. Also, a page
387
should be the most efficient transfer size. */
388
if (l > u->page_size)
391
memchunk.memblock = pa_memblock_new(u->core->mempool, l);
719
memchunk.memblock = pa_memblock_new(u->core->mempool, len);
392
720
pa_assert(memchunk.memblock);
394
722
p = pa_memblock_acquire(memchunk.memblock);
395
r = pa_read(u->fd, p, l, NULL);
723
r = pa_read(u->fd, p, len, NULL);
396
724
pa_memblock_release(memchunk.memblock);
399
727
pa_memblock_unref(memchunk.memblock);
400
if (errno != EAGAIN) {
401
731
pa_log("Failed to read data from DSP: %s", pa_cstrerror(errno));
405
737
memchunk.index = 0;
406
738
memchunk.length = r;
408
740
pa_source_post(u->source, &memchunk);
409
741
pa_memblock_unref(memchunk.memblock);
413
743
revents &= ~POLLIN;
748
if (u->rtpoll_item) {
419
749
struct pollfd *pollfd;
751
pa_assert(u->fd >= 0);
421
753
pollfd = pa_rtpoll_item_get_pollfd(u->rtpoll_item, NULL);
423
((u->source && PA_SOURCE_OPENED(u->source->thread_info.state)) ? POLLIN : 0);
754
pollfd->events = (u->source && PA_SOURCE_IS_OPENED(u->source->thread_info.state)) ? POLLIN : 0;
426
757
/* Hmm, nothing to do. Let's sleep */
427
if ((ret = pa_rtpoll_run(u->rtpoll, 1)) < 0)
758
if ((ret = pa_rtpoll_run(u->rtpoll, TRUE)) < 0)
764
if (u->rtpoll_item) {
434
765
struct pollfd *pollfd;
436
767
pollfd = pa_rtpoll_item_get_pollfd(u->rtpoll_item, NULL);
794
pa_log_debug("caught signal");
464
pa_sink_get_volume(u->sink);
465
pa_sink_get_mute(u->sink);
797
pa_sink_get_volume(u->sink, TRUE);
798
pa_sink_get_mute(u->sink, TRUE);
469
pa_source_get_volume(u->source);
472
static int pa_solaris_auto_format(int fd, int mode, pa_sample_spec *ss) {
475
AUDIO_INITINFO(&info);
477
if (mode != O_RDONLY) {
478
info.play.sample_rate = ss->rate;
479
info.play.channels = ss->channels;
480
switch (ss->format) {
482
info.play.precision = 8;
483
info.play.encoding = AUDIO_ENCODING_LINEAR;
486
info.play.precision = 8;
487
info.play.encoding = AUDIO_ENCODING_ALAW;
490
info.play.precision = 8;
491
info.play.encoding = AUDIO_ENCODING_ULAW;
493
case PA_SAMPLE_S16NE:
494
info.play.precision = 16;
495
info.play.encoding = AUDIO_ENCODING_LINEAR;
502
if (mode != O_WRONLY) {
503
info.record.sample_rate = ss->rate;
504
info.record.channels = ss->channels;
505
switch (ss->format) {
507
info.record.precision = 8;
508
info.record.encoding = AUDIO_ENCODING_LINEAR;
511
info.record.precision = 8;
512
info.record.encoding = AUDIO_ENCODING_ALAW;
515
info.record.precision = 8;
516
info.record.encoding = AUDIO_ENCODING_ULAW;
518
case PA_SAMPLE_S16NE:
519
info.record.precision = 16;
520
info.record.encoding = AUDIO_ENCODING_LINEAR;
527
if (ioctl(fd, AUDIO_SETINFO, &info) < 0) {
529
pa_log("AUDIO_SETINFO: Unsupported sample format.");
531
pa_log("AUDIO_SETINFO: %s", pa_cstrerror(errno));
538
static int pa_solaris_set_buffer(int fd, int buffer_size) {
541
AUDIO_INITINFO(&info);
543
info.play.buffer_size = buffer_size;
544
info.record.buffer_size = buffer_size;
546
if (ioctl(fd, AUDIO_SETINFO, &info) < 0) {
548
pa_log("AUDIO_SETINFO: Unsupported buffer size.");
550
pa_log("AUDIO_SETINFO: %s", pa_cstrerror(errno));
802
pa_source_get_volume(u->source, TRUE);
557
805
int pa__init(pa_module *m) {
558
806
struct userdata *u = NULL;
563
int record = 1, playback = 1;
807
pa_bool_t record = TRUE, playback = TRUE;
564
808
pa_sample_spec ss;
565
809
pa_channel_map map;
566
810
pa_modargs *ma = NULL;
568
struct pollfd *pollfd;
811
uint32_t buffer_length_msec;
813
pa_sink_new_data sink_new_data;
814
pa_source_new_data source_new_data;
817
pa_bool_t namereg_fail;
587
mode = (playback&&record) ? O_RDWR : (playback ? O_WRONLY : (record ? O_RDONLY : 0));
836
u = pa_xnew0(struct userdata, 1);
590
if (pa_modargs_get_value_s32(ma, "buffer_size", &buffer_size) < 0) {
591
pa_log("failed to parse buffer size argument");
839
* For a process (or several processes) to use the same audio device for both
840
* record and playback at the same time, the device's mixer must be enabled.
841
* See mixerctl(1). It may be turned off for playback only or record only.
843
u->mode = (playback && record) ? O_RDWR : (playback ? O_WRONLY : (record ? O_RDONLY : 0));
595
845
ss = m->core->default_sample_spec;
596
846
if (pa_modargs_get_sample_spec_and_channel_map(ma, &ss, &map, PA_CHANNEL_MAP_DEFAULT) < 0) {
597
847
pa_log("failed to parse sample specification");
601
if ((fd = open(p = pa_modargs_get_value(ma, "device", DEFAULT_DEVICE), mode | O_NONBLOCK)) < 0)
604
pa_log_info("device opened in %s mode.", mode == O_WRONLY ? "O_WRONLY" : (mode == O_RDONLY ? "O_RDONLY" : "O_RDWR"));
606
if (pa_solaris_auto_format(fd, mode, &ss) < 0)
609
if (pa_solaris_set_buffer(fd, buffer_size) < 0)
612
u = pa_xmalloc(sizeof(struct userdata));
850
u->frame_size = pa_frame_size(&ss);
852
u->minimum_request = pa_usec_to_bytes(PA_USEC_PER_SEC / MAX_RENDER_HZ, &ss);
854
buffer_length_msec = 100;
855
if (pa_modargs_get_value_u32(ma, "buffer_length", &buffer_length_msec) < 0) {
856
pa_log("failed to parse buffer_length argument");
859
u->buffer_size = pa_usec_to_bytes(1000 * buffer_length_msec, &ss);
860
if (u->buffer_size < 2 * u->minimum_request) {
861
pa_log("supplied buffer size argument is too small");
865
u->device_name = pa_xstrdup(pa_modargs_get_value(ma, "device", DEFAULT_DEVICE));
867
if ((fd = open_audio_device(u, &ss)) < 0)
613
870
u->core = m->core;
617
pa_memchunk_reset(&u->memchunk);
619
/* We use this to get a reasonable chunk size */
620
u->page_size = PA_PAGE_SIZE;
622
u->frame_size = pa_frame_size(&ss);
623
u->buffer_size = buffer_size;
625
u->written_bytes = 0;
631
pa_thread_mq_init(&u->thread_mq, m->core->mainloop);
874
pa_memchunk_reset(&u->memchunk);
633
876
u->rtpoll = pa_rtpoll_new();
634
pa_rtpoll_item_new_asyncmsgq(u->rtpoll, PA_RTPOLL_EARLY, u->thread_mq.inq);
636
pa_rtpoll_set_timer_periodic(u->rtpoll, pa_bytes_to_usec(u->buffer_size / 10, &ss));
638
u->rtpoll_item = pa_rtpoll_item_new(u->rtpoll, PA_RTPOLL_NEVER, 1);
639
pollfd = pa_rtpoll_item_get_pollfd(u->rtpoll_item, NULL);
644
if (mode != O_WRONLY) {
645
u->source = pa_source_new(m->core, __FILE__, pa_modargs_get_value(ma, "source_name", DEFAULT_SOURCE_NAME), 0, &ss, &map);
646
pa_assert(u->source);
877
pa_thread_mq_init(&u->thread_mq, m->core->mainloop, u->rtpoll);
879
u->rtpoll_item = NULL;
882
if (u->mode != O_WRONLY) {
886
if (!(name = pa_modargs_get_value(ma, "source_name", NULL))) {
887
name = name_buf = pa_sprintf_malloc("solaris_input.%s", pa_path_get_filename(u->device_name));
888
namereg_fail = FALSE;
891
pa_source_new_data_init(&source_new_data);
892
source_new_data.driver = __FILE__;
893
source_new_data.module = m;
894
pa_source_new_data_set_name(&source_new_data, name);
895
source_new_data.namereg_fail = namereg_fail;
896
pa_source_new_data_set_sample_spec(&source_new_data, &ss);
897
pa_source_new_data_set_channel_map(&source_new_data, &map);
898
pa_proplist_sets(source_new_data.proplist, PA_PROP_DEVICE_STRING, u->device_name);
899
pa_proplist_sets(source_new_data.proplist, PA_PROP_DEVICE_API, "solaris");
900
pa_proplist_setf(source_new_data.proplist, PA_PROP_DEVICE_DESCRIPTION, "Solaris PCM source");
901
pa_proplist_sets(source_new_data.proplist, PA_PROP_DEVICE_ACCESS_MODE, "serial");
902
pa_proplist_setf(source_new_data.proplist, PA_PROP_DEVICE_BUFFERING_BUFFER_SIZE, "%lu", (unsigned long) u->buffer_size);
904
u->source = pa_source_new(m->core, &source_new_data, PA_SOURCE_HARDWARE|PA_SOURCE_LATENCY|PA_SOURCE_HW_VOLUME_CTRL);
905
pa_source_new_data_done(&source_new_data);
909
pa_log("Failed to create source object");
648
913
u->source->userdata = u;
649
914
u->source->parent.process_msg = source_process_msg;
651
pa_source_set_module(u->source, m);
652
pa_source_set_description(u->source, t = pa_sprintf_malloc("Solaris PCM on '%s'", p));
654
916
pa_source_set_asyncmsgq(u->source, u->thread_mq.inq);
655
917
pa_source_set_rtpoll(u->source, u->rtpoll);
657
u->source->flags = PA_SOURCE_HARDWARE|PA_SOURCE_LATENCY|PA_SOURCE_HW_VOLUME_CTRL;
658
u->source->refresh_volume = 1;
919
u->source->get_volume = source_get_volume;
920
u->source->set_volume = source_set_volume;
921
u->source->refresh_volume = TRUE;
660
923
u->source = NULL;
662
if (mode != O_RDONLY) {
663
u->sink = pa_sink_new(m->core, __FILE__, pa_modargs_get_value(ma, "sink_name", DEFAULT_SINK_NAME), 0, &ss, &map);
925
if (u->mode != O_RDONLY) {
928
if (!(name = pa_modargs_get_value(ma, "sink_name", NULL))) {
929
name = name_buf = pa_sprintf_malloc("solaris_output.%s", pa_path_get_filename(u->device_name));
930
namereg_fail = FALSE;
933
pa_sink_new_data_init(&sink_new_data);
934
sink_new_data.driver = __FILE__;
935
sink_new_data.module = m;
936
pa_sink_new_data_set_name(&sink_new_data, name);
937
sink_new_data.namereg_fail = namereg_fail;
938
pa_sink_new_data_set_sample_spec(&sink_new_data, &ss);
939
pa_sink_new_data_set_channel_map(&sink_new_data, &map);
940
pa_proplist_sets(sink_new_data.proplist, PA_PROP_DEVICE_STRING, u->device_name);
941
pa_proplist_sets(sink_new_data.proplist, PA_PROP_DEVICE_API, "solaris");
942
pa_proplist_setf(sink_new_data.proplist, PA_PROP_DEVICE_DESCRIPTION, "Solaris PCM sink");
943
pa_proplist_sets(sink_new_data.proplist, PA_PROP_DEVICE_ACCESS_MODE, "serial");
945
u->sink = pa_sink_new(m->core, &sink_new_data, PA_SINK_HARDWARE|PA_SINK_LATENCY|PA_SINK_HW_VOLUME_CTRL|PA_SINK_HW_MUTE_CTRL);
946
pa_sink_new_data_done(&sink_new_data);
664
948
pa_assert(u->sink);
666
949
u->sink->userdata = u;
667
950
u->sink->parent.process_msg = sink_process_msg;
669
pa_sink_set_module(u->sink, m);
670
pa_sink_set_description(u->sink, t = pa_sprintf_malloc("Solaris PCM on '%s'", p));
672
952
pa_sink_set_asyncmsgq(u->sink, u->thread_mq.inq);
673
953
pa_sink_set_rtpoll(u->sink, u->rtpoll);
675
u->sink->flags = PA_SINK_HARDWARE|PA_SINK_LATENCY|PA_SINK_HW_VOLUME_CTRL;
676
u->sink->refresh_volume = 1;
677
u->sink->refresh_mute = 1;
955
u->sink->get_volume = sink_get_volume;
956
u->sink->set_volume = sink_set_volume;
957
u->sink->get_mute = sink_get_mute;
958
u->sink->set_mute = sink_set_mute;
959
u->sink->refresh_volume = u->sink->refresh_muted = TRUE;
961
pa_sink_set_max_request(u->sink, u->buffer_size);
962
pa_sink_set_max_rewind(u->sink, u->buffer_size);
681
966
pa_assert(u->source || u->sink);
683
968
u->sig = pa_signal_new(SIGPOLL, sig_callback, u);
685
ioctl(u->fd, I_SETSIG, S_MSG);
970
ioctl(u->fd, I_SETSIG, S_MSG);
972
pa_log_warn("Could not register SIGPOLL handler");
687
974
if (!(u->thread = pa_thread_new(thread_func, u))) {
688
975
pa_log("Failed to create thread.");