From 6b6d14626d5ae8b49edd1abe8ecc2432262358c9 Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Tue, 1 Sep 2009 04:54:18 +0200 Subject: alsa: distuingish real underruns from left_to_play=0 --- src/modules/alsa/alsa-sink.c | 4 +++- src/modules/alsa/alsa-source.c | 4 +++- 2 files changed, 6 insertions(+), 2 deletions(-) (limited to 'src/modules/alsa') diff --git a/src/modules/alsa/alsa-sink.c b/src/modules/alsa/alsa-sink.c index 07d53880..afea8e08 100644 --- a/src/modules/alsa/alsa-sink.c +++ b/src/modules/alsa/alsa-sink.c @@ -410,6 +410,7 @@ static int try_recover(struct userdata *u, const char *call, int err) { static size_t check_left_to_play(struct userdata *u, size_t n_bytes, pa_bool_t on_timeout) { size_t left_to_play; + pa_bool_t underrun = FALSE; /* We use <= instead of < for this check here because an underrun * only happens after the last sample was processed, not already when @@ -422,6 +423,7 @@ static size_t check_left_to_play(struct userdata *u, size_t n_bytes, pa_bool_t o /* We got a dropout. What a mess! */ left_to_play = 0; + underrun = TRUE; #ifdef DEBUG_TIMING PA_DEBUG_TRAP; @@ -443,7 +445,7 @@ static size_t check_left_to_play(struct userdata *u, size_t n_bytes, pa_bool_t o pa_bool_t reset_not_before = TRUE; if (!u->first && !u->after_rewind) { - if (left_to_play < u->watermark_inc_threshold) + if (underrun || left_to_play < u->watermark_inc_threshold) increase_watermark(u); else if (left_to_play > u->watermark_dec_threshold) { reset_not_before = FALSE; diff --git a/src/modules/alsa/alsa-source.c b/src/modules/alsa/alsa-source.c index 165b2e3b..643566b5 100644 --- a/src/modules/alsa/alsa-source.c +++ b/src/modules/alsa/alsa-source.c @@ -406,6 +406,7 @@ static int try_recover(struct userdata *u, const char *call, int err) { static size_t check_left_to_record(struct userdata *u, size_t n_bytes, pa_bool_t on_timeout) { size_t left_to_record; size_t rec_space = u->hwbuf_size - u->hwbuf_unused; + pa_bool_t overrun = FALSE; /* We use <= instead of < for this check here because an overrun * only happens after the last sample was processed, not already when @@ -418,6 +419,7 @@ static size_t check_left_to_record(struct userdata *u, size_t n_bytes, pa_bool_t /* We got a dropout. What a mess! */ left_to_record = 0; + overrun = TRUE; #ifdef DEBUG_TIMING PA_DEBUG_TRAP; @@ -434,7 +436,7 @@ static size_t check_left_to_record(struct userdata *u, size_t n_bytes, pa_bool_t if (u->use_tsched) { pa_bool_t reset_not_before = TRUE; - if (left_to_record < u->watermark_inc_threshold) + if (overrun || left_to_record < u->watermark_inc_threshold) increase_watermark(u); else if (left_to_record > u->watermark_dec_threshold) { reset_not_before = FALSE; -- cgit From 46b9ca7fd5747d1ddbb7f2d18d2b572ddb785dc6 Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Tue, 1 Sep 2009 04:55:05 +0200 Subject: alsa: by default increase watermarks only on real underruns, don't try to be smart --- src/modules/alsa/alsa-sink.c | 5 ++++- src/modules/alsa/alsa-source.c | 2 +- 2 files changed, 5 insertions(+), 2 deletions(-) (limited to 'src/modules/alsa') diff --git a/src/modules/alsa/alsa-sink.c b/src/modules/alsa/alsa-sink.c index afea8e08..195bdf6e 100644 --- a/src/modules/alsa/alsa-sink.c +++ b/src/modules/alsa/alsa-sink.c @@ -69,9 +69,12 @@ #define TSCHED_WATERMARK_INC_STEP_USEC (10*PA_USEC_PER_MSEC) /* 10ms -- On underrun, increase watermark by this */ #define TSCHED_WATERMARK_DEC_STEP_USEC (5*PA_USEC_PER_MSEC) /* 5ms -- When everything's great, decrease watermark by this */ #define TSCHED_WATERMARK_VERIFY_AFTER_USEC (20*PA_USEC_PER_SEC) /* 20s -- How long after a drop out recheck if things are good now */ -#define TSCHED_WATERMARK_INC_THRESHOLD_USEC (1*PA_USEC_PER_MSEC) /* 3ms -- If the buffer level ever below this theshold, increase the watermark */ +#define TSCHED_WATERMARK_INC_THRESHOLD_USEC (0*PA_USEC_PER_MSEC) /* 0ms -- If the buffer level ever below this theshold, increase the watermark */ #define TSCHED_WATERMARK_DEC_THRESHOLD_USEC (100*PA_USEC_PER_MSEC) /* 100ms -- If the buffer level didn't drop below this theshold in the verification time, decrease the watermark */ +/* Note that TSCHED_WATERMARK_INC_THRESHOLD_USEC == 0 means tht we + * will increase the watermark only if we hit a real underrun. */ + #define TSCHED_MIN_SLEEP_USEC (10*PA_USEC_PER_MSEC) /* 10ms -- Sleep at least 10ms on each iteration */ #define TSCHED_MIN_WAKEUP_USEC (4*PA_USEC_PER_MSEC) /* 4ms -- Wakeup at least this long before the buffer runs empty*/ diff --git a/src/modules/alsa/alsa-source.c b/src/modules/alsa/alsa-source.c index 643566b5..f42d3542 100644 --- a/src/modules/alsa/alsa-source.c +++ b/src/modules/alsa/alsa-source.c @@ -66,7 +66,7 @@ #define TSCHED_WATERMARK_INC_STEP_USEC (10*PA_USEC_PER_MSEC) /* 10ms */ #define TSCHED_WATERMARK_DEC_STEP_USEC (5*PA_USEC_PER_MSEC) /* 5ms */ #define TSCHED_WATERMARK_VERIFY_AFTER_USEC (20*PA_USEC_PER_SEC) /* 20s */ -#define TSCHED_WATERMARK_INC_THRESHOLD_USEC (1*PA_USEC_PER_MSEC) /* 3ms */ +#define TSCHED_WATERMARK_INC_THRESHOLD_USEC (0*PA_USEC_PER_MSEC) /* 0ms */ #define TSCHED_WATERMARK_DEC_THRESHOLD_USEC (100*PA_USEC_PER_MSEC) /* 100ms */ #define TSCHED_WATERMARK_STEP_USEC (10*PA_USEC_PER_MSEC) /* 10ms */ -- cgit From 8cd635bc614834c13d0f1c586d472b4a52b98664 Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Thu, 3 Sep 2009 04:45:55 +0200 Subject: alsa: add more input sources to path set --- src/modules/alsa/mixer/paths/analog-input.conf.common | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'src/modules/alsa') diff --git a/src/modules/alsa/mixer/paths/analog-input.conf.common b/src/modules/alsa/mixer/paths/analog-input.conf.common index 6728a6ae..87af38b3 100644 --- a/src/modules/alsa/mixer/paths/analog-input.conf.common +++ b/src/modules/alsa/mixer/paths/analog-input.conf.common @@ -78,6 +78,10 @@ priority = 19 name = input-microphone priority = 19 +[Option Input Source:Internal Mic] +name = input-microphone +priority = 19 + [Option Input Source:Line] name = input-linein priority = 18 @@ -90,6 +94,10 @@ priority = 18 name = input-linein priority = 18 +[Option Input Source:Docking-Station] +name = input-docking +priority = 17 + ;;; ' Capture Source' [Element Capture Source] -- cgit From f5046759cdd72daf5ba3b31c9dfc7b8d5be6bc9b Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Tue, 8 Sep 2009 23:46:23 +0200 Subject: llvm-clang-analyzer: drop a few unnecessary assignments and other trivial fixes --- src/modules/alsa/alsa-mixer.c | 2 +- src/modules/alsa/alsa-sink.c | 3 +-- src/modules/alsa/alsa-source.c | 3 +-- src/modules/alsa/alsa-util.c | 2 +- 4 files changed, 4 insertions(+), 6 deletions(-) (limited to 'src/modules/alsa') diff --git a/src/modules/alsa/alsa-mixer.c b/src/modules/alsa/alsa-mixer.c index 61c92cd0..9eb7b462 100644 --- a/src/modules/alsa/alsa-mixer.c +++ b/src/modules/alsa/alsa-mixer.c @@ -2889,7 +2889,7 @@ static void profile_set_add_auto_pair( else name = pa_sprintf_malloc("input:%s", n->name); - if ((p = pa_hashmap_get(ps->profiles, name))) { + if (pa_hashmap_get(ps->profiles, name)) { pa_xfree(name); return; } diff --git a/src/modules/alsa/alsa-sink.c b/src/modules/alsa/alsa-sink.c index 195bdf6e..63a3e906 100644 --- a/src/modules/alsa/alsa-sink.c +++ b/src/modules/alsa/alsa-sink.c @@ -1638,7 +1638,7 @@ pa_sink *pa_alsa_sink_new(pa_module *m, pa_modargs *ma, const char*driver, pa_ca const char *dev_id = NULL; pa_sample_spec ss, requested_ss; pa_channel_map map; - uint32_t nfrags, hwbuf_size, frag_size, tsched_size, tsched_watermark; + uint32_t nfrags, frag_size, tsched_size, tsched_watermark; snd_pcm_uframes_t period_frames, tsched_frames; size_t frame_size; pa_bool_t use_mmap = TRUE, b, use_tsched = TRUE, d, ignore_dB = FALSE; @@ -1673,7 +1673,6 @@ pa_sink *pa_alsa_sink_new(pa_module *m, pa_modargs *ma, const char*driver, pa_ca goto fail; } - hwbuf_size = frag_size * nfrags; period_frames = frag_size/frame_size; tsched_frames = tsched_size/frame_size; diff --git a/src/modules/alsa/alsa-source.c b/src/modules/alsa/alsa-source.c index f42d3542..64f89806 100644 --- a/src/modules/alsa/alsa-source.c +++ b/src/modules/alsa/alsa-source.c @@ -1483,7 +1483,7 @@ pa_source *pa_alsa_source_new(pa_module *m, pa_modargs *ma, const char*driver, p const char *dev_id = NULL; pa_sample_spec ss, requested_ss; pa_channel_map map; - uint32_t nfrags, hwbuf_size, frag_size, tsched_size, tsched_watermark; + uint32_t nfrags, frag_size, tsched_size, tsched_watermark; snd_pcm_uframes_t period_frames, tsched_frames; size_t frame_size; pa_bool_t use_mmap = TRUE, b, use_tsched = TRUE, d, ignore_dB = FALSE; @@ -1518,7 +1518,6 @@ pa_source *pa_alsa_source_new(pa_module *m, pa_modargs *ma, const char*driver, p goto fail; } - hwbuf_size = frag_size * nfrags; period_frames = frag_size/frame_size; tsched_frames = tsched_size/frame_size; diff --git a/src/modules/alsa/alsa-util.c b/src/modules/alsa/alsa-util.c index a47a8958..4d75c63c 100644 --- a/src/modules/alsa/alsa-util.c +++ b/src/modules/alsa/alsa-util.c @@ -900,7 +900,7 @@ void pa_alsa_init_proplist_ctl(pa_proplist *p, const char *name) { snd_ctl_card_info_alloca(&info); if ((err = snd_ctl_open(&ctl, name, 0)) < 0) { - pa_log_warn("Error opening low-level control device '%s'", name); + pa_log_warn("Error opening low-level control device '%s': %s", name, snd_strerror(err)); return; } -- cgit From 382eced35de93cba8098610f3990c16ae35b6ea0 Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Tue, 8 Sep 2009 23:47:23 +0200 Subject: alsa-sink: init after_avail earlier (llvm-clang-analyzer) --- src/modules/alsa/alsa-sink.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'src/modules/alsa') diff --git a/src/modules/alsa/alsa-sink.c b/src/modules/alsa/alsa-sink.c index 63a3e906..883b32a7 100644 --- a/src/modules/alsa/alsa-sink.c +++ b/src/modules/alsa/alsa-sink.c @@ -656,6 +656,7 @@ static int unix_write(struct userdata *u, pa_usec_t *sleep_usec, pa_bool_t polle snd_pcm_sframes_t n; size_t n_bytes; int r; + pa_bool_t after_avail = TRUE; if (PA_UNLIKELY((n = pa_alsa_safe_avail(u->pcm_handle, u->hwbuf_size, &u->sink->sample_spec)) < 0)) { @@ -710,7 +711,6 @@ static int unix_write(struct userdata *u, pa_usec_t *sleep_usec, pa_bool_t polle for (;;) { snd_pcm_sframes_t frames; void *p; - pa_bool_t after_avail = TRUE; /* pa_log_debug("%lu frames to write", (unsigned long) frames); */ -- cgit From 557c4295107dc7374c850b0bd5331dd35e8fdd0f Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Wed, 9 Sep 2009 04:28:52 +0200 Subject: alsa: rework buffer/period configuration - As discussed on alsa-devel it's probably better to initialize the buffer size first, followed by the period size. If that fails try the other way round. If that fails try to configure only buffer size. If that fails try to configure only period size. Finally, try to configure neither. - Don't require integral periods anymore. Both of these changes should help improving compatibility with various weirder sound devices, such as TV cards. --- src/modules/alsa/alsa-sink.c | 44 ++++---- src/modules/alsa/alsa-source.c | 45 ++++---- src/modules/alsa/alsa-util.c | 248 +++++++++++++++++++++++++++-------------- src/modules/alsa/alsa-util.h | 10 +- 4 files changed, 217 insertions(+), 130 deletions(-) (limited to 'src/modules/alsa') diff --git a/src/modules/alsa/alsa-sink.c b/src/modules/alsa/alsa-sink.c index 883b32a7..c4ff10de 100644 --- a/src/modules/alsa/alsa-sink.c +++ b/src/modules/alsa/alsa-sink.c @@ -116,7 +116,6 @@ struct userdata { pa_usec_t watermark_dec_not_before; - unsigned nfragments; pa_memchunk memchunk; char *device_name; /* name of the PCM device */ @@ -943,8 +942,7 @@ static int unsuspend(struct userdata *u) { pa_sample_spec ss; int err; pa_bool_t b, d; - unsigned nfrags; - snd_pcm_uframes_t period_size; + snd_pcm_uframes_t period_size, buffer_size; pa_assert(u); pa_assert(!u->pcm_handle); @@ -961,12 +959,12 @@ static int unsuspend(struct userdata *u) { } ss = u->sink->sample_spec; - nfrags = u->nfragments; period_size = u->fragment_size / u->frame_size; + buffer_size = u->hwbuf_size / u->frame_size; b = u->use_mmap; d = u->use_tsched; - if ((err = pa_alsa_set_hw_params(u->pcm_handle, &ss, &nfrags, &period_size, u->hwbuf_size / u->frame_size, &b, &d, TRUE)) < 0) { + if ((err = pa_alsa_set_hw_params(u->pcm_handle, &ss, &period_size, &buffer_size, 0, &b, &d, TRUE)) < 0) { pa_log("Failed to set hardware parameters: %s", pa_alsa_strerror(err)); goto fail; } @@ -981,10 +979,11 @@ static int unsuspend(struct userdata *u) { goto fail; } - if (nfrags != u->nfragments || period_size*u->frame_size != u->fragment_size) { - pa_log_warn("Resume failed, couldn't restore original fragment settings. (Old: %lu*%lu, New %lu*%lu)", - (unsigned long) u->nfragments, (unsigned long) u->fragment_size, - (unsigned long) nfrags, period_size * u->frame_size); + if (period_size*u->frame_size != u->fragment_size || + buffer_size*u->frame_size != u->hwbuf_size) { + pa_log_warn("Resume failed, couldn't restore original fragment settings. (Old: %lu/%lu, New %lu/%lu)", + (unsigned long) u->hwbuf_size, (unsigned long) u->fragment_size, + (unsigned long) (buffer_size*u->fragment_size), (unsigned long) (period_size*u->frame_size)); goto fail; } @@ -1638,8 +1637,8 @@ pa_sink *pa_alsa_sink_new(pa_module *m, pa_modargs *ma, const char*driver, pa_ca const char *dev_id = NULL; pa_sample_spec ss, requested_ss; pa_channel_map map; - uint32_t nfrags, frag_size, tsched_size, tsched_watermark; - snd_pcm_uframes_t period_frames, tsched_frames; + uint32_t nfrags, frag_size, buffer_size, tsched_size, tsched_watermark; + snd_pcm_uframes_t period_frames, buffer_frames, tsched_frames; size_t frame_size; pa_bool_t use_mmap = TRUE, b, use_tsched = TRUE, d, ignore_dB = FALSE; pa_sink_new_data data; @@ -1673,7 +1672,10 @@ pa_sink *pa_alsa_sink_new(pa_module *m, pa_modargs *ma, const char*driver, pa_ca goto fail; } + buffer_size = nfrags * frag_size; + period_frames = frag_size/frame_size; + buffer_frames = buffer_size/frame_size; tsched_frames = tsched_size/frame_size; if (pa_modargs_get_value_boolean(ma, "mmap", &use_mmap) < 0) { @@ -1740,7 +1742,7 @@ pa_sink *pa_alsa_sink_new(pa_module *m, pa_modargs *ma, const char*driver, pa_ca &u->device_name, &ss, &map, SND_PCM_STREAM_PLAYBACK, - &nfrags, &period_frames, tsched_frames, + &period_frames, &buffer_frames, tsched_frames, &b, &d, mapping))) goto fail; @@ -1755,7 +1757,7 @@ pa_sink *pa_alsa_sink_new(pa_module *m, pa_modargs *ma, const char*driver, pa_ca &u->device_name, &ss, &map, SND_PCM_STREAM_PLAYBACK, - &nfrags, &period_frames, tsched_frames, + &period_frames, &buffer_frames, tsched_frames, &b, &d, profile_set, &mapping))) goto fail; @@ -1767,7 +1769,7 @@ pa_sink *pa_alsa_sink_new(pa_module *m, pa_modargs *ma, const char*driver, pa_ca &u->device_name, &ss, &map, SND_PCM_STREAM_PLAYBACK, - &nfrags, &period_frames, tsched_frames, + &period_frames, &buffer_frames, tsched_frames, &b, &d, FALSE))) goto fail; } @@ -1819,7 +1821,7 @@ pa_sink *pa_alsa_sink_new(pa_module *m, pa_modargs *ma, const char*driver, pa_ca pa_alsa_init_proplist_pcm(m->core, data.proplist, u->pcm_handle); pa_proplist_sets(data.proplist, PA_PROP_DEVICE_STRING, u->device_name); - pa_proplist_setf(data.proplist, PA_PROP_DEVICE_BUFFERING_BUFFER_SIZE, "%lu", (unsigned long) (period_frames * frame_size * nfrags)); + pa_proplist_setf(data.proplist, PA_PROP_DEVICE_BUFFERING_BUFFER_SIZE, "%lu", (unsigned long) (buffer_frames * frame_size)); pa_proplist_setf(data.proplist, PA_PROP_DEVICE_BUFFERING_FRAGMENT_SIZE, "%lu", (unsigned long) (period_frames * frame_size)); pa_proplist_sets(data.proplist, PA_PROP_DEVICE_ACCESS_MODE, u->use_tsched ? "mmap+timer" : (u->use_mmap ? "mmap" : "serial")); @@ -1860,13 +1862,15 @@ pa_sink *pa_alsa_sink_new(pa_module *m, pa_modargs *ma, const char*driver, pa_ca pa_sink_set_rtpoll(u->sink, u->rtpoll); u->frame_size = frame_size; - u->fragment_size = frag_size = (uint32_t) (period_frames * frame_size); - u->nfragments = nfrags; - u->hwbuf_size = u->fragment_size * nfrags; + u->fragment_size = frag_size = (size_t) (period_frames * frame_size); + u->hwbuf_size = buffer_size = (size_t) (buffer_frames * frame_size); pa_cvolume_mute(&u->hardware_volume, u->sink->sample_spec.channels); - pa_log_info("Using %u fragments of size %lu bytes, buffer time is %0.2fms", - nfrags, (long unsigned) u->fragment_size, + pa_log_info("Using %0.1f fragments of size %lu bytes (%0.2fms), buffer size is %lu bytes (%0.2fms)", + (double) u->hwbuf_size / (double) u->fragment_size, + (long unsigned) u->fragment_size, + (double) pa_bytes_to_usec(u->fragment_size, &ss) / PA_USEC_PER_MSEC, + (long unsigned) u->hwbuf_size, (double) pa_bytes_to_usec(u->hwbuf_size, &ss) / PA_USEC_PER_MSEC); pa_sink_set_max_request(u->sink, u->hwbuf_size); diff --git a/src/modules/alsa/alsa-source.c b/src/modules/alsa/alsa-source.c index 64f89806..5f89d88c 100644 --- a/src/modules/alsa/alsa-source.c +++ b/src/modules/alsa/alsa-source.c @@ -111,8 +111,6 @@ struct userdata { pa_usec_t watermark_dec_not_before; - unsigned nfragments; - char *device_name; char *control_device; @@ -891,8 +889,7 @@ static int unsuspend(struct userdata *u) { pa_sample_spec ss; int err; pa_bool_t b, d; - unsigned nfrags; - snd_pcm_uframes_t period_size; + snd_pcm_uframes_t period_size, buffer_size; pa_assert(u); pa_assert(!u->pcm_handle); @@ -909,12 +906,12 @@ static int unsuspend(struct userdata *u) { } ss = u->source->sample_spec; - nfrags = u->nfragments; period_size = u->fragment_size / u->frame_size; + buffer_size = u->hwbuf_size / u->frame_size; b = u->use_mmap; d = u->use_tsched; - if ((err = pa_alsa_set_hw_params(u->pcm_handle, &ss, &nfrags, &period_size, u->hwbuf_size / u->frame_size, &b, &d, TRUE)) < 0) { + if ((err = pa_alsa_set_hw_params(u->pcm_handle, &ss, &period_size, &buffer_size, 0, &b, &d, TRUE)) < 0) { pa_log("Failed to set hardware parameters: %s", pa_alsa_strerror(err)); goto fail; } @@ -929,10 +926,11 @@ static int unsuspend(struct userdata *u) { goto fail; } - if (nfrags != u->nfragments || period_size*u->frame_size != u->fragment_size) { - pa_log_warn("Resume failed, couldn't restore original fragment settings. (Old: %lu*%lu, New %lu*%lu)", - (unsigned long) u->nfragments, (unsigned long) u->fragment_size, - (unsigned long) nfrags, period_size * u->frame_size); + if (period_size*u->frame_size != u->fragment_size || + buffer_size*u->frame_size != u->hwbuf_size) { + pa_log_warn("Resume failed, couldn't restore original fragment settings. (Old: %lu/%lu, New %lu/%lu)", + (unsigned long) u->hwbuf_size, (unsigned long) u->fragment_size, + (unsigned long) (buffer_size*u->fragment_size), (unsigned long) (period_size*u->frame_size)); goto fail; } @@ -1483,8 +1481,8 @@ pa_source *pa_alsa_source_new(pa_module *m, pa_modargs *ma, const char*driver, p const char *dev_id = NULL; pa_sample_spec ss, requested_ss; pa_channel_map map; - uint32_t nfrags, frag_size, tsched_size, tsched_watermark; - snd_pcm_uframes_t period_frames, tsched_frames; + uint32_t nfrags, frag_size, buffer_size, tsched_size, tsched_watermark; + snd_pcm_uframes_t period_frames, buffer_frames, tsched_frames; size_t frame_size; pa_bool_t use_mmap = TRUE, b, use_tsched = TRUE, d, ignore_dB = FALSE; pa_source_new_data data; @@ -1518,7 +1516,10 @@ pa_source *pa_alsa_source_new(pa_module *m, pa_modargs *ma, const char*driver, p goto fail; } + buffer_size = nfrags * frag_size; + period_frames = frag_size/frame_size; + buffer_frames = buffer_size/frame_size; tsched_frames = tsched_size/frame_size; if (pa_modargs_get_value_boolean(ma, "mmap", &use_mmap) < 0) { @@ -1584,7 +1585,7 @@ pa_source *pa_alsa_source_new(pa_module *m, pa_modargs *ma, const char*driver, p &u->device_name, &ss, &map, SND_PCM_STREAM_CAPTURE, - &nfrags, &period_frames, tsched_frames, + &period_frames, &buffer_frames, tsched_frames, &b, &d, mapping))) goto fail; @@ -1598,7 +1599,7 @@ pa_source *pa_alsa_source_new(pa_module *m, pa_modargs *ma, const char*driver, p &u->device_name, &ss, &map, SND_PCM_STREAM_CAPTURE, - &nfrags, &period_frames, tsched_frames, + &period_frames, &buffer_frames, tsched_frames, &b, &d, profile_set, &mapping))) goto fail; @@ -1609,7 +1610,7 @@ pa_source *pa_alsa_source_new(pa_module *m, pa_modargs *ma, const char*driver, p &u->device_name, &ss, &map, SND_PCM_STREAM_CAPTURE, - &nfrags, &period_frames, tsched_frames, + &period_frames, &buffer_frames, tsched_frames, &b, &d, FALSE))) goto fail; } @@ -1661,7 +1662,7 @@ pa_source *pa_alsa_source_new(pa_module *m, pa_modargs *ma, const char*driver, p pa_alsa_init_proplist_pcm(m->core, data.proplist, u->pcm_handle); pa_proplist_sets(data.proplist, PA_PROP_DEVICE_STRING, u->device_name); - pa_proplist_setf(data.proplist, PA_PROP_DEVICE_BUFFERING_BUFFER_SIZE, "%lu", (unsigned long) (period_frames * frame_size * nfrags)); + pa_proplist_setf(data.proplist, PA_PROP_DEVICE_BUFFERING_BUFFER_SIZE, "%lu", (unsigned long) (buffer_frames * frame_size)); pa_proplist_setf(data.proplist, PA_PROP_DEVICE_BUFFERING_FRAGMENT_SIZE, "%lu", (unsigned long) (period_frames * frame_size)); pa_proplist_sets(data.proplist, PA_PROP_DEVICE_ACCESS_MODE, u->use_tsched ? "mmap+timer" : (u->use_mmap ? "mmap" : "serial")); @@ -1702,13 +1703,15 @@ pa_source *pa_alsa_source_new(pa_module *m, pa_modargs *ma, const char*driver, p pa_source_set_rtpoll(u->source, u->rtpoll); u->frame_size = frame_size; - u->fragment_size = frag_size = (uint32_t) (period_frames * frame_size); - u->nfragments = nfrags; - u->hwbuf_size = u->fragment_size * nfrags; + u->fragment_size = frag_size = (size_t) (period_frames * frame_size); + u->hwbuf_size = buffer_size = (size_t) (buffer_frames * frame_size); pa_cvolume_mute(&u->hardware_volume, u->source->sample_spec.channels); - pa_log_info("Using %u fragments of size %lu bytes, buffer time is %0.2fms", - nfrags, (long unsigned) u->fragment_size, + pa_log_info("Using %0.1f fragments of size %lu bytes (%0.2fms), buffer size is %lu bytes (%0.2fms)", + (double) u->hwbuf_size / (double) u->fragment_size, + (long unsigned) u->fragment_size, + (double) pa_bytes_to_usec(u->fragment_size, &ss) / PA_USEC_PER_MSEC, + (long unsigned) u->hwbuf_size, (double) pa_bytes_to_usec(u->hwbuf_size, &ss) / PA_USEC_PER_MSEC); if (u->use_tsched) { diff --git a/src/modules/alsa/alsa-util.c b/src/modules/alsa/alsa-util.c index 4d75c63c..91474527 100644 --- a/src/modules/alsa/alsa-util.c +++ b/src/modules/alsa/alsa-util.c @@ -93,6 +93,7 @@ static int set_format(snd_pcm_t *pcm_handle, snd_pcm_hw_params_t *hwparams, pa_s int ret; pa_assert(pcm_handle); + pa_assert(hwparams); pa_assert(f); if ((ret = snd_pcm_hw_params_set_format(pcm_handle, hwparams, format_trans[*f])) >= 0) @@ -148,33 +149,71 @@ try_auto: return -1; } +static int set_period_size(snd_pcm_t *pcm_handle, snd_pcm_hw_params_t *hwparams, snd_pcm_uframes_t size) { + snd_pcm_uframes_t s; + int d, ret; + + pa_assert(pcm_handle); + pa_assert(hwparams); + + s = size; + d = 0; + if (snd_pcm_hw_params_set_period_size_near(pcm_handle, hwparams, &s, &d) < 0) { + s = size; + d = -1; + if (snd_pcm_hw_params_set_period_size_near(pcm_handle, hwparams, &s, &d) < 0) { + s = size; + d = 1; + if ((ret = snd_pcm_hw_params_set_period_size_near(pcm_handle, hwparams, &s, &d)) < 0) { + pa_log_info("snd_pcm_hw_params_set_period_size_near() failed: %s", pa_alsa_strerror(ret)); + return ret; + } + } + } + + return 0; +} + +static int set_buffer_size(snd_pcm_t *pcm_handle, snd_pcm_hw_params_t *hwparams, snd_pcm_uframes_t size) { + int ret; + + pa_assert(pcm_handle); + pa_assert(hwparams); + + if ((ret = snd_pcm_hw_params_set_buffer_size_near(pcm_handle, hwparams, &size)) < 0) { + pa_log_info("snd_pcm_hw_params_set_buffer_size_near() failed: %s", pa_alsa_strerror(ret)); + return ret; + } + + return 0; +} + /* Set the hardware parameters of the given ALSA device. Returns the * selected fragment settings in *period and *period_size */ int pa_alsa_set_hw_params( snd_pcm_t *pcm_handle, pa_sample_spec *ss, - uint32_t *periods, snd_pcm_uframes_t *period_size, + snd_pcm_uframes_t *buffer_size, snd_pcm_uframes_t tsched_size, pa_bool_t *use_mmap, pa_bool_t *use_tsched, pa_bool_t require_exact_channel_number) { int ret = -1; + snd_pcm_hw_params_t *hwparams, *hwparams_copy; + int dir; snd_pcm_uframes_t _period_size = period_size ? *period_size : 0; - unsigned int _periods = periods ? *periods : 0; - unsigned int r = ss->rate; - unsigned int c = ss->channels; - pa_sample_format_t f = ss->format; - snd_pcm_hw_params_t *hwparams; + snd_pcm_uframes_t _buffer_size = buffer_size ? *buffer_size : 0; pa_bool_t _use_mmap = use_mmap && *use_mmap; pa_bool_t _use_tsched = use_tsched && *use_tsched; - int dir; + pa_sample_spec _ss = *ss; pa_assert(pcm_handle); pa_assert(ss); snd_pcm_hw_params_alloca(&hwparams); + snd_pcm_hw_params_alloca(&hwparams_copy); if ((ret = snd_pcm_hw_params_any(pcm_handle, hwparams)) < 0) { pa_log_debug("snd_pcm_hw_params_any() failed: %s", pa_alsa_strerror(ret)); @@ -208,114 +247,140 @@ int pa_alsa_set_hw_params( if (!_use_mmap) _use_tsched = FALSE; - if ((ret = set_format(pcm_handle, hwparams, &f)) < 0) + if ((ret = set_format(pcm_handle, hwparams, &_ss.format)) < 0) goto finish; - if ((ret = snd_pcm_hw_params_set_rate_near(pcm_handle, hwparams, &r, NULL)) < 0) { + if ((ret = snd_pcm_hw_params_set_rate_near(pcm_handle, hwparams, &_ss.rate, NULL)) < 0) { pa_log_debug("snd_pcm_hw_params_set_rate_near() failed: %s", pa_alsa_strerror(ret)); goto finish; } if (require_exact_channel_number) { - if ((ret = snd_pcm_hw_params_set_channels(pcm_handle, hwparams, c)) < 0) { - pa_log_debug("snd_pcm_hw_params_set_channels(%u) failed: %s", c, pa_alsa_strerror(ret)); + if ((ret = snd_pcm_hw_params_set_channels(pcm_handle, hwparams, _ss.channels)) < 0) { + pa_log_debug("snd_pcm_hw_params_set_channels(%u) failed: %s", _ss.channels, pa_alsa_strerror(ret)); goto finish; } } else { + unsigned int c = _ss.channels; + if ((ret = snd_pcm_hw_params_set_channels_near(pcm_handle, hwparams, &c)) < 0) { - pa_log_debug("snd_pcm_hw_params_set_channels_near(%u) failed: %s", c, pa_alsa_strerror(ret)); + pa_log_debug("snd_pcm_hw_params_set_channels_near(%u) failed: %s", _ss.channels, pa_alsa_strerror(ret)); goto finish; } - } - if ((ret = snd_pcm_hw_params_set_periods_integer(pcm_handle, hwparams)) < 0) { - pa_log_debug("snd_pcm_hw_params_set_periods_integer() failed: %s", pa_alsa_strerror(ret)); - goto finish; + _ss.channels = c; } - if (_period_size > 0 && tsched_size > 0 && _periods > 0) { - snd_pcm_uframes_t buffer_size; - unsigned int p; + if (_use_tsched && tsched_size > 0) { + _buffer_size = pa_convert_size(tsched_size, ss, &_ss); + _period_size = _buffer_size; + } else { + _period_size = pa_convert_size(_period_size, ss, &_ss); + _buffer_size = pa_convert_size(_buffer_size, ss, &_ss); + } - /* Adjust the buffer sizes, if we didn't get the rate we were asking for */ - _period_size = (snd_pcm_uframes_t) (((uint64_t) _period_size * r) / ss->rate); - tsched_size = (snd_pcm_uframes_t) (((uint64_t) tsched_size * r) / ss->rate); + if (_buffer_size > 0 || _period_size > 0) { + snd_pcm_uframes_t max_frames = 0; - if (_use_tsched) { - buffer_size = 0; + if ((ret = snd_pcm_hw_params_get_buffer_size_max(hwparams, &max_frames)) < 0) + pa_log_warn("snd_pcm_hw_params_get_buffer_size_max() failed: %s", pa_alsa_strerror(ret)); + else + pa_log_debug("Maximum hw buffer size is %lu ms", (long unsigned) max_frames * PA_MSEC_PER_SEC / _ss.rate); - if ((ret = snd_pcm_hw_params_get_buffer_size_max(hwparams, &buffer_size)) < 0) - pa_log_warn("snd_pcm_hw_params_get_buffer_size_max() failed: %s", pa_alsa_strerror(ret)); - else - pa_log_debug("Maximum hw buffer size is %u ms", (unsigned) buffer_size * 1000 / r); + /* Some ALSA drivers really don't like if we set the buffer + * size first and the number of periods second. (which would + * make a lot more sense to me) So, try a few combinations + * before we give up. */ + + if (_buffer_size > 0 && _period_size > 0) { + snd_pcm_hw_params_copy(hwparams_copy, hwparams); + + /* First try: set buffer size first, followed by period size */ + if (set_buffer_size(pcm_handle, hwparams_copy, _buffer_size) >= 0 && + set_period_size(pcm_handle, hwparams_copy, _period_size) >= 0 && + snd_pcm_hw_params(pcm_handle, hwparams_copy) >= 0) { + pa_log_debug("Set buffer size first, period size second."); + goto success; + } - _period_size = tsched_size; - _periods = 1; + /* Second try: set period size first, followed by buffer size */ + if (set_period_size(pcm_handle, hwparams_copy, _period_size) >= 0 && + set_buffer_size(pcm_handle, hwparams_copy, _buffer_size) >= 0 && + snd_pcm_hw_params(pcm_handle, hwparams_copy) >= 0) { + pa_log_debug("Set period size first, buffer size second."); + goto success; + } } - /* Some ALSA drivers really don't like if we set the buffer - * size first and the number of periods second. (which would - * make a lot more sense to me) So, follow this rule and - * adjust the periods first and the buffer size second */ - - /* First we pass 0 as direction to get exactly what we - * asked for. That this is necessary is presumably a bug - * in ALSA. All in all this is mostly a hint to ALSA, so - * we don't care if this fails. */ - - p = _periods; - dir = 0; - if (snd_pcm_hw_params_set_periods_near(pcm_handle, hwparams, &p, &dir) < 0) { - p = _periods; - dir = 1; - if (snd_pcm_hw_params_set_periods_near(pcm_handle, hwparams, &p, &dir) < 0) { - p = _periods; - dir = -1; - if ((ret = snd_pcm_hw_params_set_periods_near(pcm_handle, hwparams, &p, &dir)) < 0) - pa_log_info("snd_pcm_hw_params_set_periods_near() failed: %s", pa_alsa_strerror(ret)); + if (_buffer_size > 0) { + snd_pcm_hw_params_copy(hwparams_copy, hwparams); + + /* Third try: set only buffer size */ + if (set_buffer_size(pcm_handle, hwparams_copy, _buffer_size) >= 0 && + snd_pcm_hw_params(pcm_handle, hwparams_copy) >= 0) { + pa_log_debug("Set only buffer size second."); + goto success; } } - /* Now set the buffer size */ - buffer_size = _periods * _period_size; - if ((ret = snd_pcm_hw_params_set_buffer_size_near(pcm_handle, hwparams, &buffer_size)) < 0) - pa_log_info("snd_pcm_hw_params_set_buffer_size_near() failed: %s", pa_alsa_strerror(ret)); + if (_period_size > 0) { + snd_pcm_hw_params_copy(hwparams_copy, hwparams); + + /* Fourth try: set only period size */ + if (set_period_size(pcm_handle, hwparams_copy, _period_size) >= 0 && + snd_pcm_hw_params(pcm_handle, hwparams_copy) >= 0) { + pa_log_debug("Set only period size second."); + goto success; + } + } } - if ((ret = snd_pcm_hw_params(pcm_handle, hwparams)) < 0) + pa_log_debug("Set neither period nor buffer size."); + + /* Last chance, set nothing */ + if ((ret = snd_pcm_hw_params(pcm_handle, hwparams)) < 0) { + pa_log_info("snd_pcm_hw_params failed: %s", pa_alsa_strerror(ret)); goto finish; + } + +success: - if (ss->rate != r) - pa_log_info("Device %s doesn't support %u Hz, changed to %u Hz.", snd_pcm_name(pcm_handle), ss->rate, r); + if (ss->rate != _ss.rate) + pa_log_info("Device %s doesn't support %u Hz, changed to %u Hz.", snd_pcm_name(pcm_handle), ss->rate, _ss.rate); - if (ss->channels != c) - pa_log_info("Device %s doesn't support %u channels, changed to %u.", snd_pcm_name(pcm_handle), ss->channels, c); + if (ss->channels != _ss.channels) + pa_log_info("Device %s doesn't support %u channels, changed to %u.", snd_pcm_name(pcm_handle), ss->channels, _ss.channels); - if (ss->format != f) - pa_log_info("Device %s doesn't support sample format %s, changed to %s.", snd_pcm_name(pcm_handle), pa_sample_format_to_string(ss->format), pa_sample_format_to_string(f)); + if (ss->format != _ss.format) + pa_log_info("Device %s doesn't support sample format %s, changed to %s.", snd_pcm_name(pcm_handle), pa_sample_format_to_string(ss->format), pa_sample_format_to_string(_ss.format)); if ((ret = snd_pcm_prepare(pcm_handle)) < 0) { pa_log_info("snd_pcm_prepare() failed: %s", pa_alsa_strerror(ret)); goto finish; } + if ((ret = snd_pcm_hw_params_current(pcm_handle, hwparams)) < 0) { + pa_log_info("snd_pcm_hw_params_current() failed: %s", pa_alsa_strerror(ret)); + goto finish; + } + if ((ret = snd_pcm_hw_params_get_period_size(hwparams, &_period_size, &dir)) < 0 || - (ret = snd_pcm_hw_params_get_periods(hwparams, &_periods, &dir)) < 0) { - pa_log_info("snd_pcm_hw_params_get_period{s|_size}() failed: %s", pa_alsa_strerror(ret)); + (ret = snd_pcm_hw_params_get_buffer_size(hwparams, &_buffer_size)) < 0) { + pa_log_info("snd_pcm_hw_params_get_{period|buffer}_size() failed: %s", pa_alsa_strerror(ret)); goto finish; } /* If the sample rate deviates too much, we need to resample */ - if (r < ss->rate*.95 || r > ss->rate*1.05) - ss->rate = r; - ss->channels = (uint8_t) c; - ss->format = f; + if (_ss.rate < ss->rate*.95 || _ss.rate > ss->rate*1.05) + ss->rate = _ss.rate; + ss->channels = _ss.channels; + ss->format = _ss.format; - pa_assert(_periods > 0); pa_assert(_period_size > 0); + pa_assert(_buffer_size > 0); - if (periods) - *periods = _periods; + if (buffer_size) + *buffer_size = _buffer_size; if (period_size) *period_size = _period_size; @@ -393,8 +458,8 @@ snd_pcm_t *pa_alsa_open_by_device_id_auto( pa_sample_spec *ss, pa_channel_map* map, int mode, - uint32_t *nfrags, snd_pcm_uframes_t *period_size, + snd_pcm_uframes_t *buffer_size, snd_pcm_uframes_t tsched_size, pa_bool_t *use_mmap, pa_bool_t *use_tsched, @@ -410,8 +475,6 @@ snd_pcm_t *pa_alsa_open_by_device_id_auto( pa_assert(dev); pa_assert(ss); pa_assert(map); - pa_assert(nfrags); - pa_assert(period_size); pa_assert(ps); /* First we try to find a device string with a superset of the @@ -433,8 +496,8 @@ snd_pcm_t *pa_alsa_open_by_device_id_auto( ss, map, mode, - nfrags, period_size, + buffer_size, tsched_size, use_mmap, use_tsched, @@ -460,8 +523,8 @@ snd_pcm_t *pa_alsa_open_by_device_id_auto( ss, map, mode, - nfrags, period_size, + buffer_size, tsched_size, use_mmap, use_tsched, @@ -478,7 +541,18 @@ snd_pcm_t *pa_alsa_open_by_device_id_auto( /* OK, we didn't find any good device, so let's try the raw hw: stuff */ d = pa_sprintf_malloc("hw:%s", dev_id); pa_log_debug("Trying %s as last resort...", d); - pcm_handle = pa_alsa_open_by_device_string(d, dev, ss, map, mode, nfrags, period_size, tsched_size, use_mmap, use_tsched, FALSE); + pcm_handle = pa_alsa_open_by_device_string( + d, + dev, + ss, + map, + mode, + period_size, + buffer_size, + tsched_size, + use_mmap, + use_tsched, + FALSE); pa_xfree(d); if (pcm_handle && mapping) @@ -493,8 +567,8 @@ snd_pcm_t *pa_alsa_open_by_device_id_mapping( pa_sample_spec *ss, pa_channel_map* map, int mode, - uint32_t *nfrags, snd_pcm_uframes_t *period_size, + snd_pcm_uframes_t *buffer_size, snd_pcm_uframes_t tsched_size, pa_bool_t *use_mmap, pa_bool_t *use_tsched, @@ -508,8 +582,6 @@ snd_pcm_t *pa_alsa_open_by_device_id_mapping( pa_assert(dev); pa_assert(ss); pa_assert(map); - pa_assert(nfrags); - pa_assert(period_size); pa_assert(m); try_ss.channels = m->channel_map.channels; @@ -524,8 +596,8 @@ snd_pcm_t *pa_alsa_open_by_device_id_mapping( &try_ss, &try_map, mode, - nfrags, period_size, + buffer_size, tsched_size, use_mmap, use_tsched, @@ -547,8 +619,8 @@ snd_pcm_t *pa_alsa_open_by_device_string( pa_sample_spec *ss, pa_channel_map* map, int mode, - uint32_t *nfrags, snd_pcm_uframes_t *period_size, + snd_pcm_uframes_t *buffer_size, snd_pcm_uframes_t tsched_size, pa_bool_t *use_mmap, pa_bool_t *use_tsched, @@ -579,7 +651,15 @@ snd_pcm_t *pa_alsa_open_by_device_string( pa_log_debug("Managed to open %s", d); - if ((err = pa_alsa_set_hw_params(pcm_handle, ss, nfrags, period_size, tsched_size, use_mmap, use_tsched, require_exact_channel_number)) < 0) { + if ((err = pa_alsa_set_hw_params( + pcm_handle, + ss, + period_size, + buffer_size, + tsched_size, + use_mmap, + use_tsched, + require_exact_channel_number)) < 0) { if (!reformat) { reformat = TRUE; @@ -632,8 +712,8 @@ snd_pcm_t *pa_alsa_open_by_template( pa_sample_spec *ss, pa_channel_map* map, int mode, - uint32_t *nfrags, snd_pcm_uframes_t *period_size, + snd_pcm_uframes_t *buffer_size, snd_pcm_uframes_t tsched_size, pa_bool_t *use_mmap, pa_bool_t *use_tsched, @@ -653,8 +733,8 @@ snd_pcm_t *pa_alsa_open_by_template( ss, map, mode, - nfrags, period_size, + buffer_size, tsched_size, use_mmap, use_tsched, diff --git a/src/modules/alsa/alsa-util.h b/src/modules/alsa/alsa-util.h index 830a922e..265cd28c 100644 --- a/src/modules/alsa/alsa-util.h +++ b/src/modules/alsa/alsa-util.h @@ -42,8 +42,8 @@ int pa_alsa_set_hw_params( snd_pcm_t *pcm_handle, pa_sample_spec *ss, /* modified at return */ - uint32_t *periods, /* modified at return */ snd_pcm_uframes_t *period_size, /* modified at return */ + snd_pcm_uframes_t *buffer_size, /* modified at return */ snd_pcm_uframes_t tsched_size, pa_bool_t *use_mmap, /* modified at return */ pa_bool_t *use_tsched, /* modified at return */ @@ -60,8 +60,8 @@ snd_pcm_t *pa_alsa_open_by_device_id_auto( pa_sample_spec *ss, /* modified at return */ pa_channel_map* map, /* modified at return */ int mode, - uint32_t *nfrags, /* modified at return */ snd_pcm_uframes_t *period_size, /* modified at return */ + snd_pcm_uframes_t *buffer_size, /* modified at return */ snd_pcm_uframes_t tsched_size, pa_bool_t *use_mmap, /* modified at return */ pa_bool_t *use_tsched, /* modified at return */ @@ -75,8 +75,8 @@ snd_pcm_t *pa_alsa_open_by_device_id_mapping( pa_sample_spec *ss, /* modified at return */ pa_channel_map* map, /* modified at return */ int mode, - uint32_t *nfrags, /* modified at return */ snd_pcm_uframes_t *period_size, /* modified at return */ + snd_pcm_uframes_t *buffer_size, /* modified at return */ snd_pcm_uframes_t tsched_size, pa_bool_t *use_mmap, /* modified at return */ pa_bool_t *use_tsched, /* modified at return */ @@ -89,8 +89,8 @@ snd_pcm_t *pa_alsa_open_by_device_string( pa_sample_spec *ss, /* modified at return */ pa_channel_map* map, /* modified at return */ int mode, - uint32_t *nfrags, /* modified at return */ snd_pcm_uframes_t *period_size, /* modified at return */ + snd_pcm_uframes_t *buffer_size, /* modified at return */ snd_pcm_uframes_t tsched_size, pa_bool_t *use_mmap, /* modified at return */ pa_bool_t *use_tsched, /* modified at return */ @@ -104,8 +104,8 @@ snd_pcm_t *pa_alsa_open_by_template( pa_sample_spec *ss, /* modified at return */ pa_channel_map* map, /* modified at return */ int mode, - uint32_t *nfrags, /* modified at return */ snd_pcm_uframes_t *period_size, /* modified at return */ + snd_pcm_uframes_t *buffer_size, /* modified at return */ snd_pcm_uframes_t tsched_size, pa_bool_t *use_mmap, /* modified at return */ pa_bool_t *use_tsched, /* modified at return */ -- cgit From 84ade2140ed44bf241eda494d0970390e48b21d3 Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Wed, 9 Sep 2009 04:44:51 +0200 Subject: alsa: pass SND_PCM_NONBLOCK when opening device during unsuspend, the same way we do it for initial opening --- src/modules/alsa/alsa-sink.c | 2 +- src/modules/alsa/alsa-source.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'src/modules/alsa') diff --git a/src/modules/alsa/alsa-sink.c b/src/modules/alsa/alsa-sink.c index c4ff10de..7fe77831 100644 --- a/src/modules/alsa/alsa-sink.c +++ b/src/modules/alsa/alsa-sink.c @@ -950,7 +950,7 @@ static int unsuspend(struct userdata *u) { pa_log_info("Trying resume..."); if ((err = snd_pcm_open(&u->pcm_handle, u->device_name, SND_PCM_STREAM_PLAYBACK, - /*SND_PCM_NONBLOCK|*/ + SND_PCM_NONBLOCK| SND_PCM_NO_AUTO_RESAMPLE| SND_PCM_NO_AUTO_CHANNELS| SND_PCM_NO_AUTO_FORMAT)) < 0) { diff --git a/src/modules/alsa/alsa-source.c b/src/modules/alsa/alsa-source.c index 5f89d88c..a7f2a018 100644 --- a/src/modules/alsa/alsa-source.c +++ b/src/modules/alsa/alsa-source.c @@ -897,7 +897,7 @@ static int unsuspend(struct userdata *u) { pa_log_info("Trying resume..."); if ((err = snd_pcm_open(&u->pcm_handle, u->device_name, SND_PCM_STREAM_CAPTURE, - /*SND_PCM_NONBLOCK|*/ + SND_PCM_NONBLOCK| SND_PCM_NO_AUTO_RESAMPLE| SND_PCM_NO_AUTO_CHANNELS| SND_PCM_NO_AUTO_FORMAT)) < 0) { -- cgit From 8364b959b452a2b9e3f230705feb176a1fa6de06 Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Wed, 9 Sep 2009 23:56:51 +0200 Subject: alsa: when probing for profiles configure buffer/period sizes since some broken drivers apparently need that --- src/modules/alsa/alsa-mixer.c | 23 ++++++++++++++++++++--- src/modules/alsa/alsa-mixer.h | 2 +- src/modules/alsa/module-alsa-card.c | 2 +- 3 files changed, 22 insertions(+), 5 deletions(-) (limited to 'src/modules/alsa') diff --git a/src/modules/alsa/alsa-mixer.c b/src/modules/alsa/alsa-mixer.c index 9eb7b462..685169b9 100644 --- a/src/modules/alsa/alsa-mixer.c +++ b/src/modules/alsa/alsa-mixer.c @@ -3145,7 +3145,13 @@ fail: return NULL; } -void pa_alsa_profile_set_probe(pa_alsa_profile_set *ps, const char *dev_id, const pa_sample_spec *ss) { +void pa_alsa_profile_set_probe( + pa_alsa_profile_set *ps, + const char *dev_id, + const pa_sample_spec *ss, + unsigned default_n_fragments, + unsigned default_fragment_size_msec) { + void *state; pa_alsa_profile *p, *last = NULL; pa_alsa_mapping *m; @@ -3160,6 +3166,7 @@ void pa_alsa_profile_set_probe(pa_alsa_profile_set *ps, const char *dev_id, cons PA_HASHMAP_FOREACH(p, ps->profiles, state) { pa_sample_spec try_ss; pa_channel_map try_map; + snd_pcm_uframes_t try_period_size, try_buffer_size; uint32_t idx; /* Is this already marked that it is supported? (i.e. from the config file) */ @@ -3213,13 +3220,18 @@ void pa_alsa_profile_set_probe(pa_alsa_profile_set *ps, const char *dev_id, cons try_ss = *ss; try_ss.channels = try_map.channels; + try_period_size = + pa_usec_to_bytes(default_fragment_size_msec * PA_USEC_PER_MSEC, &try_ss) / + pa_frame_size(&try_ss); + try_buffer_size = default_n_fragments * try_period_size; + if (!(m ->output_pcm = pa_alsa_open_by_template( m->device_strings, dev_id, NULL, &try_ss, &try_map, SND_PCM_STREAM_PLAYBACK, - NULL, NULL, 0, NULL, NULL, + &try_period_size, &try_buffer_size, 0, NULL, NULL, TRUE))) { p->supported = FALSE; break; @@ -3237,13 +3249,18 @@ void pa_alsa_profile_set_probe(pa_alsa_profile_set *ps, const char *dev_id, cons try_ss = *ss; try_ss.channels = try_map.channels; + try_period_size = + pa_usec_to_bytes(default_fragment_size_msec*PA_USEC_PER_MSEC, &try_ss) / + pa_frame_size(&try_ss); + try_buffer_size = default_n_fragments * try_period_size; + if (!(m ->input_pcm = pa_alsa_open_by_template( m->device_strings, dev_id, NULL, &try_ss, &try_map, SND_PCM_STREAM_CAPTURE, - NULL, NULL, 0, NULL, NULL, + &try_period_size, &try_buffer_size, 0, NULL, NULL, TRUE))) { p->supported = FALSE; break; diff --git a/src/modules/alsa/alsa-mixer.h b/src/modules/alsa/alsa-mixer.h index 76788183..a0d4fcbe 100644 --- a/src/modules/alsa/alsa-mixer.h +++ b/src/modules/alsa/alsa-mixer.h @@ -269,7 +269,7 @@ void pa_alsa_mapping_dump(pa_alsa_mapping *m); void pa_alsa_profile_dump(pa_alsa_profile *p); pa_alsa_profile_set* pa_alsa_profile_set_new(const char *fname, const pa_channel_map *bonus); -void pa_alsa_profile_set_probe(pa_alsa_profile_set *ps, const char *dev_id, const pa_sample_spec *ss); +void pa_alsa_profile_set_probe(pa_alsa_profile_set *ps, const char *dev_id, const pa_sample_spec *ss, unsigned default_n_fragments, unsigned default_fragment_size_msec); void pa_alsa_profile_set_free(pa_alsa_profile_set *s); void pa_alsa_profile_set_dump(pa_alsa_profile_set *s); diff --git a/src/modules/alsa/module-alsa-card.c b/src/modules/alsa/module-alsa-card.c index 55f6a6e2..6bea33d7 100644 --- a/src/modules/alsa/module-alsa-card.c +++ b/src/modules/alsa/module-alsa-card.c @@ -329,7 +329,7 @@ int pa__init(pa_module *m) { if (!u->profile_set) goto fail; - pa_alsa_profile_set_probe(u->profile_set, u->device_id, &m->core->default_sample_spec); + pa_alsa_profile_set_probe(u->profile_set, u->device_id, &m->core->default_sample_spec, m->core->default_n_fragments, m->core->default_fragment_size_msec); pa_card_new_data_init(&data); data.driver = __FILE__; -- cgit From d5f43bd4c6a7eecff7bc0c4ff1be9152b33cb1e0 Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Wed, 9 Sep 2009 23:57:49 +0200 Subject: alsa: disable tsched for software devices before we configure the buffer metrics so that we don't accidently set a buffer size that is suitable for tsched where we don't use tsched --- src/modules/alsa/alsa-sink.c | 5 ----- src/modules/alsa/alsa-source.c | 5 ----- src/modules/alsa/alsa-util.c | 5 ++++- 3 files changed, 4 insertions(+), 11 deletions(-) (limited to 'src/modules/alsa') diff --git a/src/modules/alsa/alsa-sink.c b/src/modules/alsa/alsa-sink.c index 7fe77831..76cbe46f 100644 --- a/src/modules/alsa/alsa-sink.c +++ b/src/modules/alsa/alsa-sink.c @@ -1795,11 +1795,6 @@ pa_sink *pa_alsa_sink_new(pa_module *m, pa_modargs *ma, const char*driver, pa_ca u->use_tsched = use_tsched = FALSE; } - if (use_tsched && !pa_alsa_pcm_is_hw(u->pcm_handle)) { - pa_log_info("Device is not a hardware device, disabling timer-based scheduling."); - u->use_tsched = use_tsched = FALSE; - } - if (u->use_mmap) pa_log_info("Successfully enabled mmap() mode."); diff --git a/src/modules/alsa/alsa-source.c b/src/modules/alsa/alsa-source.c index a7f2a018..88f2d8ae 100644 --- a/src/modules/alsa/alsa-source.c +++ b/src/modules/alsa/alsa-source.c @@ -1636,11 +1636,6 @@ pa_source *pa_alsa_source_new(pa_module *m, pa_modargs *ma, const char*driver, p u->use_tsched = use_tsched = FALSE; } - if (use_tsched && !pa_alsa_pcm_is_hw(u->pcm_handle)) { - pa_log_info("Device is not a hardware device, disabling timer-based scheduling."); - u->use_tsched = use_tsched = FALSE; - } - if (u->use_mmap) pa_log_info("Successfully enabled mmap() mode."); diff --git a/src/modules/alsa/alsa-util.c b/src/modules/alsa/alsa-util.c index 91474527..f934285a 100644 --- a/src/modules/alsa/alsa-util.c +++ b/src/modules/alsa/alsa-util.c @@ -189,7 +189,7 @@ static int set_buffer_size(snd_pcm_t *pcm_handle, snd_pcm_hw_params_t *hwparams, } /* Set the hardware parameters of the given ALSA device. Returns the - * selected fragment settings in *period and *period_size */ + * selected fragment settings in *buffer_size and *period_size. If tsched mode can be enabled */ int pa_alsa_set_hw_params( snd_pcm_t *pcm_handle, pa_sample_spec *ss, @@ -247,6 +247,9 @@ int pa_alsa_set_hw_params( if (!_use_mmap) _use_tsched = FALSE; + if (!pa_alsa_pcm_is_hw(pcm_handle)) + _use_tsched = FALSE; + if ((ret = set_format(pcm_handle, hwparams, &_ss.format)) < 0) goto finish; -- cgit From bb36bb4bbe1ee01fb95debdca79d9769851a06da Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Fri, 11 Sep 2009 01:21:46 +0200 Subject: alsa: properly convert sample buffer sizes --- src/modules/alsa/alsa-util.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'src/modules/alsa') diff --git a/src/modules/alsa/alsa-util.c b/src/modules/alsa/alsa-util.c index f934285a..56d60dfb 100644 --- a/src/modules/alsa/alsa-util.c +++ b/src/modules/alsa/alsa-util.c @@ -275,11 +275,11 @@ int pa_alsa_set_hw_params( } if (_use_tsched && tsched_size > 0) { - _buffer_size = pa_convert_size(tsched_size, ss, &_ss); + _buffer_size = (snd_pcm_uframes_t) (((uint64_t) tsched_size * _ss.rate) / ss->rate); _period_size = _buffer_size; } else { - _period_size = pa_convert_size(_period_size, ss, &_ss); - _buffer_size = pa_convert_size(_buffer_size, ss, &_ss); + _period_size = (snd_pcm_uframes_t) (((uint64_t) _period_size * _ss.rate) / ss->rate); + _buffer_size = (snd_pcm_uframes_t) (((uint64_t) _buffer_size * _ss.rate) / ss->rate); } if (_buffer_size > 0 || _period_size > 0) { -- cgit From 80b44574765738532bc688e5d6fa5b40dc61402b Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Fri, 11 Sep 2009 01:22:10 +0200 Subject: alsa: properly report suspension error codes --- src/modules/alsa/alsa-sink.c | 23 ++++++++++++++--------- src/modules/alsa/alsa-source.c | 22 +++++++++++++--------- 2 files changed, 27 insertions(+), 18 deletions(-) (limited to 'src/modules/alsa') diff --git a/src/modules/alsa/alsa-sink.c b/src/modules/alsa/alsa-sink.c index 76cbe46f..22e88b4a 100644 --- a/src/modules/alsa/alsa-sink.c +++ b/src/modules/alsa/alsa-sink.c @@ -1011,7 +1011,7 @@ fail: u->pcm_handle = NULL; } - return -1; + return -PA_ERR_IO; } /* Called from IO context */ @@ -1035,28 +1035,33 @@ static int sink_process_msg(pa_msgobject *o, int code, void *data, int64_t offse switch ((pa_sink_state_t) PA_PTR_TO_UINT(data)) { - case PA_SINK_SUSPENDED: + case PA_SINK_SUSPENDED: { + int r; + pa_assert(PA_SINK_IS_OPENED(u->sink->thread_info.state)); - if (suspend(u) < 0) - return -1; + if ((r = suspend(u)) < 0) + return r; break; + } case PA_SINK_IDLE: - case PA_SINK_RUNNING: + case PA_SINK_RUNNING: { + int r; if (u->sink->thread_info.state == PA_SINK_INIT) { if (build_pollfd(u) < 0) - return -1; + return -PA_ERR_IO; } if (u->sink->thread_info.state == PA_SINK_SUSPENDED) { - if (unsuspend(u) < 0) - return -1; + if ((r = unsuspend(u)) < 0) + return r; } break; + } case PA_SINK_UNLINKED: case PA_SINK_INIT: @@ -1084,7 +1089,7 @@ static int sink_set_state_cb(pa_sink *s, pa_sink_state_t new_state) { reserve_done(u); else if (old_state == PA_SINK_SUSPENDED && PA_SINK_IS_OPENED(new_state)) if (reserve_init(u, u->device_name) < 0) - return -1; + return -PA_ERR_BUSY; return 0; } diff --git a/src/modules/alsa/alsa-source.c b/src/modules/alsa/alsa-source.c index 88f2d8ae..fa3ac0aa 100644 --- a/src/modules/alsa/alsa-source.c +++ b/src/modules/alsa/alsa-source.c @@ -959,7 +959,7 @@ fail: u->pcm_handle = NULL; } - return -1; + return -PA_ERR_IO; } static int source_process_msg(pa_msgobject *o, int code, void *data, int64_t offset, pa_memchunk *chunk) { @@ -982,30 +982,34 @@ static int source_process_msg(pa_msgobject *o, int code, void *data, int64_t off switch ((pa_source_state_t) PA_PTR_TO_UINT(data)) { - case PA_SOURCE_SUSPENDED: + case PA_SOURCE_SUSPENDED: { + int r; pa_assert(PA_SOURCE_IS_OPENED(u->source->thread_info.state)); - if (suspend(u) < 0) - return -1; + if ((r = suspend(u)) < 0) + return r; break; + } case PA_SOURCE_IDLE: - case PA_SOURCE_RUNNING: + case PA_SOURCE_RUNNING: { + int r; if (u->source->thread_info.state == PA_SOURCE_INIT) { if (build_pollfd(u) < 0) - return -1; + return -PA_ERR_IO; snd_pcm_start(u->pcm_handle); } if (u->source->thread_info.state == PA_SOURCE_SUSPENDED) { - if (unsuspend(u) < 0) - return -1; + if ((r = unsuspend(u)) < 0) + return r; } break; + } case PA_SOURCE_UNLINKED: case PA_SOURCE_INIT: @@ -1033,7 +1037,7 @@ static int source_set_state_cb(pa_source *s, pa_source_state_t new_state) { reserve_done(u); else if (old_state == PA_SINK_SUSPENDED && PA_SINK_IS_OPENED(new_state)) if (reserve_init(u, u->device_name) < 0) - return -1; + return -PA_ERR_BUSY; return 0; } -- cgit From e63c867f8714a790e157c5e6f834b421cc82ae33 Mon Sep 17 00:00:00 2001 From: Vladimir Kokarev Date: Thu, 17 Sep 2009 01:26:18 +0200 Subject: alsa: correct assumptions about channels an element lacks If an element does not control some channels assume they are 0dB in comparison to the other elements, i.e. do not influence the volume at all. Previously we were assuming they were as high as the highest of the channels we do control. --- src/modules/alsa/alsa-mixer.c | 12 ++---------- 1 file changed, 2 insertions(+), 10 deletions(-) (limited to 'src/modules/alsa') diff --git a/src/modules/alsa/alsa-mixer.c b/src/modules/alsa/alsa-mixer.c index 685169b9..8d54d583 100644 --- a/src/modules/alsa/alsa-mixer.c +++ b/src/modules/alsa/alsa-mixer.c @@ -479,7 +479,6 @@ static int element_get_volume(pa_alsa_element *e, snd_mixer_t *m, const pa_chann snd_mixer_elem_t *me; snd_mixer_selem_channel_id_t c; pa_channel_position_mask_t mask = 0; - pa_volume_t max_channel_volume = PA_VOLUME_MUTED; unsigned k; pa_assert(m); @@ -546,9 +545,6 @@ static int element_get_volume(pa_alsa_element *e, snd_mixer_t *m, const pa_chann f = from_alsa_volume(value, e->min_volume, e->max_volume); } - if (f > max_channel_volume) - max_channel_volume = f; - for (k = 0; k < cm->channels; k++) if (e->masks[c][e->n_channels-1] & PA_CHANNEL_POSITION_MASK(cm->map[k])) if (v->values[k] < f) @@ -559,7 +555,7 @@ static int element_get_volume(pa_alsa_element *e, snd_mixer_t *m, const pa_chann for (k = 0; k < cm->channels; k++) if (!(mask & PA_CHANNEL_POSITION_MASK(cm->map[k]))) - v->values[k] = max_channel_volume; + v->values[k] = PA_VOLUME_NORM; return 0; } @@ -681,7 +677,6 @@ static int element_set_volume(pa_alsa_element *e, snd_mixer_t *m, const pa_chann snd_mixer_elem_t *me; snd_mixer_selem_channel_id_t c; pa_channel_position_mask_t mask = 0; - pa_volume_t max_channel_volume = PA_VOLUME_MUTED; unsigned k; pa_assert(m); @@ -771,9 +766,6 @@ static int element_set_volume(pa_alsa_element *e, snd_mixer_t *m, const pa_chann f = from_alsa_volume(value, e->min_volume, e->max_volume); } - if (f > max_channel_volume) - max_channel_volume = f; - for (k = 0; k < cm->channels; k++) if (e->masks[c][e->n_channels-1] & PA_CHANNEL_POSITION_MASK(cm->map[k])) if (rv.values[k] < f) @@ -784,7 +776,7 @@ static int element_set_volume(pa_alsa_element *e, snd_mixer_t *m, const pa_chann for (k = 0; k < cm->channels; k++) if (!(mask & PA_CHANNEL_POSITION_MASK(cm->map[k]))) - rv.values[k] = max_channel_volume; + rv.values[k] = PA_VOLUME_NORM; *v = rv; return 0; -- cgit From a37e48a819f40bebd31e353f4afa43a1ba4a7567 Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Fri, 18 Sep 2009 03:46:33 +0200 Subject: alsa: fix Surround mixer element name s/Sourround/Surround/ Spotted by Colin Guthrie --- src/modules/alsa/mixer/paths/analog-output-headphones.conf | 2 +- src/modules/alsa/mixer/paths/analog-output-lfe-on-mono.conf | 2 +- src/modules/alsa/mixer/paths/analog-output-mono.conf | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) (limited to 'src/modules/alsa') diff --git a/src/modules/alsa/mixer/paths/analog-output-headphones.conf b/src/modules/alsa/mixer/paths/analog-output-headphones.conf index 691cb3f2..61d2e297 100644 --- a/src/modules/alsa/mixer/paths/analog-output-headphones.conf +++ b/src/modules/alsa/mixer/paths/analog-output-headphones.conf @@ -56,7 +56,7 @@ volume = off switch = off volume = off -[Element Sourround] +[Element Surround] switch = off volume = off diff --git a/src/modules/alsa/mixer/paths/analog-output-lfe-on-mono.conf b/src/modules/alsa/mixer/paths/analog-output-lfe-on-mono.conf index 3457d4a2..911361d7 100644 --- a/src/modules/alsa/mixer/paths/analog-output-lfe-on-mono.conf +++ b/src/modules/alsa/mixer/paths/analog-output-lfe-on-mono.conf @@ -62,7 +62,7 @@ volume = off switch = off volume = off -[Element Sourround] +[Element Surround] switch = off volume = off diff --git a/src/modules/alsa/mixer/paths/analog-output-mono.conf b/src/modules/alsa/mixer/paths/analog-output-mono.conf index dc270cfe..2fbc60b7 100644 --- a/src/modules/alsa/mixer/paths/analog-output-mono.conf +++ b/src/modules/alsa/mixer/paths/analog-output-mono.conf @@ -59,7 +59,7 @@ volume = off switch = off volume = off -[Element Sourround] +[Element Surround] switch = off volume = off -- cgit From fd25e8fa8bd22dc3ba4beac0fd12b2fc74bc6902 Mon Sep 17 00:00:00 2001 From: Colin Guthrie Date: Fri, 18 Sep 2009 09:22:23 +0100 Subject: alsa: Give all ports a human name to allow UI tools to present the choice to users. --- src/modules/alsa/alsa-mixer.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'src/modules/alsa') diff --git a/src/modules/alsa/alsa-mixer.c b/src/modules/alsa/alsa-mixer.c index 8d54d583..f3ce681f 100644 --- a/src/modules/alsa/alsa-mixer.c +++ b/src/modules/alsa/alsa-mixer.c @@ -1708,11 +1708,11 @@ static int option_verify(pa_alsa_option *o) { { "input-radio", N_("Radio") }, { "input-video", N_("Video") }, { "input-agc-on", N_("Automatic Gain Control") }, - { "input-agc-off", "" }, + { "input-agc-off", N_("No Automatic Gain Control") }, { "input-boost-on", N_("Boost") }, - { "input-boost-off", "" }, + { "input-boost-off", N_("No Boost") }, { "output-amplifier-on", N_("Amplifier") }, - { "output-amplifier-off", "" } + { "output-amplifier-off", N_("No Amplifier") } }; pa_assert(o); -- cgit From 88b777311d12502e36e2c74898015bcd55d92155 Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Sun, 20 Sep 2009 03:17:36 +0200 Subject: alsa: make build gcc clean on 32bit --- src/modules/alsa/alsa-util.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'src/modules/alsa') diff --git a/src/modules/alsa/alsa-util.c b/src/modules/alsa/alsa-util.c index 56d60dfb..43a8e829 100644 --- a/src/modules/alsa/alsa-util.c +++ b/src/modules/alsa/alsa-util.c @@ -288,7 +288,7 @@ int pa_alsa_set_hw_params( if ((ret = snd_pcm_hw_params_get_buffer_size_max(hwparams, &max_frames)) < 0) pa_log_warn("snd_pcm_hw_params_get_buffer_size_max() failed: %s", pa_alsa_strerror(ret)); else - pa_log_debug("Maximum hw buffer size is %lu ms", (long unsigned) max_frames * PA_MSEC_PER_SEC / _ss.rate); + pa_log_debug("Maximum hw buffer size is %lu ms", (long unsigned) (max_frames * PA_MSEC_PER_SEC / _ss.rate)); /* Some ALSA drivers really don't like if we set the buffer * size first and the number of periods second. (which would -- cgit