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alsa-ucm: allow to set profile priority from UCM value

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Signed-off-by: Jaroslav Kysela <perex@perex.cz>
This commit is contained in:
Jaroslav Kysela 2019-12-10 12:34:19 +01:00 • committed by Arun Raghavan
parent d7dbd0cbe3
commit cd4a69374c
2 changed files with 45 additions and 15 deletions
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43
src/modules/alsa/alsa-ucm.c
View file

@ -146,6 +146,26 @@ static struct ucm_info dev_info[] = {
{NULL, 0}
};
static char *ucm_verb_value(
snd_use_case_mgr_t *uc_mgr,
const char *verb_name,
const char *id) {
const char *value;
char *_id = pa_sprintf_malloc("=%s//%s", id, verb_name);
int err = snd_use_case_get(uc_mgr, _id, &value);
pa_xfree(_id);
if (err < 0)
return NULL;
pa_log_debug("Got %s for verb %s: %s", id, verb_name, value);
/* Use the cast here to allow free() call without casting for callers.
* The snd_use_case_get() returns mallocated string.
* See the Note: in use-case.h for snd_use_case_get().
*/
return (char *)value;
}
static int ucm_device_exists(pa_idxset *idxset, pa_alsa_ucm_device *dev) {
pa_alsa_ucm_device *d;
uint32_t idx;
@ -766,6 +786,8 @@ int pa_alsa_ucm_get_verb(snd_use_case_mgr_t *uc_mgr, const char *verb_name, cons
pa_alsa_ucm_device *d;
pa_alsa_ucm_modifier *mod;
pa_alsa_ucm_verb *verb;
char *value;
unsigned ui;
int err = 0;
*p_verb = NULL;
@ -780,6 +802,11 @@ int pa_alsa_ucm_get_verb(snd_use_case_mgr_t *uc_mgr, const char *verb_name, cons
pa_proplist_sets(verb->proplist, PA_ALSA_PROP_UCM_NAME, pa_strnull(verb_name));
pa_proplist_sets(verb->proplist, PA_ALSA_PROP_UCM_DESCRIPTION, pa_strna(verb_desc));
value = ucm_verb_value(uc_mgr, verb_name, "Priority");
if (value && !pa_atou(value, &ui))
verb->priority = ui > 10000 ? 10000 : ui;
free(value);
err = ucm_get_devices(verb, uc_mgr);
if (err < 0)
pa_log("No UCM devices for verb %s", verb_name);
@ -1637,7 +1664,7 @@ static int ucm_create_profile(
pa_alsa_ucm_modifier *mod;
int i = 0;
const char *name, *sink, *source;
char *verb_cmp, *c;
unsigned int priority;
pa_assert(ps);
@ -1657,24 +1684,26 @@ static int ucm_create_profile(
p->supported = true;
pa_hashmap_put(ps->profiles, p->name, p);
/* TODO: get profile priority from ucm info or policy management */
/* TODO: get profile priority from policy management */
priority = verb->priority;
if (priority == 0) {
char *verb_cmp, *c;
c = verb_cmp = pa_xstrdup(verb_name);
while (*c) {
if (*c == '_') *c = ' ';
c++;
}
for (i = 0; verb_info[i].id; i++) {
if (strcasecmp(verb_info[i].id, verb_cmp) == 0) {
p->priority = verb_info[i].priority;
priority = verb_info[i].priority;
break;
}
}
pa_xfree(verb_cmp);
}
if (verb_info[i].id == NULL)
p->priority = 1000;
p->priority = priority;
PA_LLIST_FOREACH(dev, verb->devices) {
pa_alsa_jack *jack;

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

@ -241,6 +241,7 @@ struct pa_alsa_ucm_verb {
PA_LLIST_FIELDS(pa_alsa_ucm_verb);
pa_proplist *proplist;
unsigned priority;
PA_LLIST_HEAD(pa_alsa_ucm_device, devices);
PA_LLIST_HEAD(pa_alsa_ucm_modifier, modifiers);