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alsa: fixed latency range handling for udev-detect

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Lars R. Damerow 2011-11-03 21:29:03 +01:00 • committed by Lennart Poettering
parent 7a387fed36
commit c07c4b353d
1 changed files with 12 additions and 1 deletions
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13
src/modules/module-udev-detect.c
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@ -45,6 +45,7 @@ PA_MODULE_VERSION(PACKAGE_VERSION);
PA_MODULE_LOAD_ONCE(TRUE); PA_MODULE_LOAD_ONCE(TRUE);
PA_MODULE_USAGE( PA_MODULE_USAGE(
"tsched=<enable system timer based scheduling mode?> " "tsched=<enable system timer based scheduling mode?> "
"fixed_latency_range=<disable latency range changes on underrun?> "
"ignore_dB=<ignore dB information from the device?> " "ignore_dB=<ignore dB information from the device?> "
"deferred_volume=<syncronize sw and hw volume changes in IO-thread?>"); "deferred_volume=<syncronize sw and hw volume changes in IO-thread?>");
@ -62,6 +63,7 @@ struct userdata {
pa_hashmap *devices; pa_hashmap *devices;
pa_bool_t use_tsched:1; pa_bool_t use_tsched:1;
pa_bool_t fixed_latency_range:1;
pa_bool_t ignore_dB:1; pa_bool_t ignore_dB:1;
pa_bool_t deferred_volume:1; pa_bool_t deferred_volume:1;
@ -75,6 +77,7 @@ struct userdata {
static const char* const valid_modargs[] = { static const char* const valid_modargs[] = {
"tsched", "tsched",
"fixed_latency_range",
"ignore_dB", "ignore_dB",
"deferred_volume", "deferred_volume",
NULL NULL
@ -388,6 +391,7 @@ static void card_changed(struct userdata *u, struct udev_device *dev) {
"card_name=\"%s\" " "card_name=\"%s\" "
"namereg_fail=false " "namereg_fail=false "
"tsched=%s " "tsched=%s "
"fixed_latency_range=%s "
"ignore_dB=%s " "ignore_dB=%s "
"deferred_volume=%s " "deferred_volume=%s "
"card_properties=\"module-udev-detect.discovered=1\"", "card_properties=\"module-udev-detect.discovered=1\"",
@ -395,6 +399,7 @@ static void card_changed(struct userdata *u, struct udev_device *dev) {
n, n,
d->card_name, d->card_name,
pa_yes_no(u->use_tsched), pa_yes_no(u->use_tsched),
pa_yes_no(u->fixed_latency_range),
pa_yes_no(u->ignore_dB), pa_yes_no(u->ignore_dB),
pa_yes_no(u->deferred_volume)); pa_yes_no(u->deferred_volume));
pa_xfree(n); pa_xfree(n);
@ -665,7 +670,7 @@ int pa__init(pa_module *m) {
struct udev_enumerate *enumerate = NULL; struct udev_enumerate *enumerate = NULL;
struct udev_list_entry *item = NULL, *first = NULL; struct udev_list_entry *item = NULL, *first = NULL;
int fd; int fd;
pa_bool_t use_tsched = TRUE, ignore_dB = FALSE, deferred_volume = m->core->deferred_volume; pa_bool_t use_tsched = TRUE, fixed_latency_range = FALSE, ignore_dB = FALSE, deferred_volume = m->core->deferred_volume;
pa_assert(m); pa_assert(m);
@ -686,6 +691,12 @@ int pa__init(pa_module *m) {
} }
u->use_tsched = use_tsched; u->use_tsched = use_tsched;
if (pa_modargs_get_value_boolean(ma, "fixed_latency_range", &fixed_latency_range) < 0) {
pa_log("Failed to parse fixed_latency_range= argument.");
goto fail;
}
u->fixed_latency_range = fixed_latency_range;
if (pa_modargs_get_value_boolean(ma, "ignore_dB", &ignore_dB) < 0) { if (pa_modargs_get_value_boolean(ma, "ignore_dB", &ignore_dB) < 0) {
pa_log("Failed to parse ignore_dB= argument."); pa_log("Failed to parse ignore_dB= argument.");
goto fail; goto fail;