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bluez5: add quirk for LC3-24kHz for HFP

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MT7925 fails to setup a SCO connection that results to working LC3-24kHz
audio. Other controllers (Intel etc) appear to work OK.

Add quirk for disabling this codec, and disable it for this Mediatek
controller.
This commit is contained in:
Pauli Virtanen 2026-04-16 22:51:51 +03:00 • committed by Wim Taymans
parent 6e8e234e61
commit 84e6845aa6
4 changed files with 17 additions and 1 deletions
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6
spa/plugins/bluez5/quirks.c
View file

@ -52,6 +52,7 @@ struct spa_bt_quirks {
int force_sbc_xq;
int force_faststream;
int force_a2dp_duplex;
int force_lc3_a127;
char *device_rules;
char *adapter_rules;
@ -69,6 +70,7 @@ static enum spa_bt_feature parse_feature(const char *str)
{ "sbc-xq", SPA_BT_FEATURE_SBC_XQ },
{ "faststream", SPA_BT_FEATURE_FASTSTREAM },
{ "a2dp-duplex", SPA_BT_FEATURE_A2DP_DUPLEX },
{ "lc3-a127", SPA_BT_FEATURE_LC3_A127 },
};
SPA_FOR_EACH_ELEMENT_VAR(feature_keys, f) {
if (spa_streq(str, f->key))
@ -228,6 +230,7 @@ struct spa_bt_quirks *spa_bt_quirks_create(const struct spa_dict *info, struct s
this->force_hw_volume = parse_force_flag(info, "bluez5.enable-hw-volume");
this->force_faststream = parse_force_flag(info, "bluez5.enable-faststream");
this->force_a2dp_duplex = parse_force_flag(info, "bluez5.enable-a2dp-duplex");
this->force_lc3_a127 = parse_force_flag(info, "bluez5.enable-lc3-a127");
if ((str = spa_dict_lookup(info, "bluez5.hardware-database")) != NULL) {
spa_log_debug(this->log, "loading session manager provided data");
@ -385,6 +388,9 @@ static int get_features(const struct spa_bt_quirks *this,
if (this->force_a2dp_duplex != -1)
SPA_FLAG_UPDATE(*features, SPA_BT_FEATURE_A2DP_DUPLEX, this->force_a2dp_duplex);
if (this->force_lc3_a127 != -1)
SPA_FLAG_UPDATE(*features, SPA_BT_FEATURE_LC3_A127, this->force_lc3_a127);
return 0;
}