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alsa-mixer: improve check for the empty path set for sink/source

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The unused mixer instances are created without this code.

Signed-off-by: Jaroslav Kysela <perex@perex.cz>
This commit is contained in:
Jaroslav Kysela 2019-12-08 23:17:32 +01:00 • committed by Arun Raghavan
parent 8837c90b7f
commit d7dbd0cbe3
4 changed files with 26 additions and 9 deletions
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19
src/modules/alsa/alsa-sink.c
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@ -1651,7 +1651,6 @@ static int sink_set_port_ucm_cb(pa_sink *s, pa_device_port *p) {
pa_assert(u);
pa_assert(p);
pa_assert(u->mixer_handle);
pa_assert(u->ucm_context);
data = PA_DEVICE_PORT_DATA(p);
@ -2089,6 +2088,9 @@ static void find_mixer(struct userdata *u, pa_alsa_mapping *mapping, const char
if (!mapping && !element)
return;
if (!element && mapping && pa_alsa_path_set_is_empty(mapping->output_path_set))
return;
u->mixers = pa_hashmap_new_full(pa_idxset_string_hash_func, pa_idxset_string_compare_func,
NULL, (pa_free_cb_t) pa_alsa_mixer_free);
@ -2113,8 +2115,9 @@ static void find_mixer(struct userdata *u, pa_alsa_mapping *mapping, const char
pa_log_debug("Probed mixer path %s:", u->mixer_path->name);
pa_alsa_path_dump(u->mixer_path);
} else if (!(u->mixer_path_set = mapping->output_path_set))
goto fail;
} else {
u->mixer_path_set = mapping->output_path_set;
}
return;
@ -2559,10 +2562,14 @@ pa_sink *pa_alsa_sink_new(pa_module *m, pa_modargs *ma, const char*driver, pa_ca
goto fail;
}
if (u->ucm_context)
if (u->ucm_context) {
pa_alsa_ucm_add_ports(&data.ports, data.proplist, u->ucm_context, true, card, u->pcm_handle, ignore_dB);
else if (u->mixer_path_set)
pa_alsa_add_ports(&data, u->mixer_path_set, card);
find_mixer(u, mapping, pa_modargs_get_value(ma, "control", NULL), ignore_dB);
} else {
find_mixer(u, mapping, pa_modargs_get_value(ma, "control", NULL), ignore_dB);
if (u->mixer_path_set)
pa_alsa_add_ports(&data, u->mixer_path_set, card);
}
u->sink = pa_sink_new(m->core, &data, PA_SINK_HARDWARE | PA_SINK_LATENCY | (u->use_tsched ? PA_SINK_DYNAMIC_LATENCY : 0) |
(set_formats ? PA_SINK_SET_FORMATS : 0));