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alsa: legacy card - set available_group

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Create automatically the groups per paths where
the similar jacks are used.

Signed-off-by: Jaroslav Kysela <perex@perex.cz>
This commit is contained in:
Jaroslav Kysela 2020-04-17 14:38:38 +02:00 • committed by Tanu Kaskinen
parent 1fb449213f
commit 6618527451
2 changed files with 50 additions and 0 deletions
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49
src/modules/alsa/alsa-mixer.c
View file

@ -739,6 +739,7 @@ void pa_alsa_path_free(pa_alsa_path *p) {
}
pa_proplist_free(p->proplist);
pa_xfree(p->available_group);
pa_xfree(p->name);
pa_xfree(p->description);
pa_xfree(p->description_key);
@ -4180,6 +4181,51 @@ fail:
return -1;
}
/* the logic is simple: if we see the jack in multiple paths */
/* assign all those jacks to one available_group */
static void mapping_group_available(pa_hashmap *paths)
{
void *state, *state2;
pa_alsa_path *p, *p2;
pa_alsa_jack *j, *j2;
uint32_t num = 1;
PA_HASHMAP_FOREACH(p, paths, state) {
const char *found = NULL;
bool has_control = false;
PA_LLIST_FOREACH(j, p->jacks) {
if (!j->has_control || j->state_plugged == PA_AVAILABLE_NO)
continue;
has_control = true;
j->state_plugged = PA_AVAILABLE_UNKNOWN;
PA_HASHMAP_FOREACH(p2, paths, state2) {
if (p2 == p)
break;
PA_LLIST_FOREACH(j2, p->jacks) {
if (!j2->has_control || j->state_plugged == PA_AVAILABLE_NO)
continue;
if (pa_streq(j->name, j2->name)) {
j2->state_plugged = PA_AVAILABLE_UNKNOWN;
found = p2->available_group;
break;
}
}
}
if (found)
break;
}
if (!has_control)
continue;
if (!found) {
p->available_group = pa_sprintf_malloc("Legacy %d", num);
} else {
p->available_group = pa_xstrdup(found);
}
if (!found)
num++;
}
}
static void mapping_paths_probe(pa_alsa_mapping *m, pa_alsa_profile *profile,
pa_alsa_direction_t direction, pa_hashmap *used_paths,
pa_hashmap *mixers) {
@ -4228,6 +4274,8 @@ static void mapping_paths_probe(pa_alsa_mapping *m, pa_alsa_profile *profile,
PA_HASHMAP_FOREACH(p, ps->paths, state)
pa_hashmap_put(used_paths, p, p);
mapping_group_available(ps->paths);
pa_log_debug("Available mixer paths (after tidying):");
pa_alsa_path_set_dump(ps);
}
@ -5026,6 +5074,7 @@ static pa_device_port* device_port_alsa_init(pa_hashmap *ports, /* card ports */
pa_device_port_new_data_set_name(&port_data, name);
pa_device_port_new_data_set_description(&port_data, description);
pa_device_port_new_data_set_direction(&port_data, path->direction == PA_ALSA_DIRECTION_OUTPUT ? PA_DIRECTION_OUTPUT : PA_DIRECTION_INPUT);
pa_device_port_new_data_set_available_group(&port_data, path->available_group);
p = pa_device_port_new(core, &port_data, sizeof(pa_alsa_port_data));
pa_device_port_new_data_done(&port_data);

1
src/modules/alsa/alsa-mixer.h
View file

@ -211,6 +211,7 @@ struct pa_alsa_path {
char *name;
char *description_key;
char *description;
char *available_group;
unsigned priority;
bool autodetect_eld_device;
pa_alsa_mixer *eld_mixer_handle;