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HFP: re-start codec negotiation if SCO establishment fails for mSBC

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This commit is contained in:
Milanka Ringwald 2016-09-19 16:30:36 +02:00
parent d0c4aea60c
commit bc1b153767
3 changed files with 6 additions and 1 deletions

2
src/classic/hfp.c

@ -516,6 +516,8 @@ static void hfp_handle_failed_sco_connection(uint8_t status){
case HFP_LINK_SETTINGS_T1:
log_info("T1 failed, fallback to CVSD - D1");
sco_establishment_active->negotiated_codec = HFP_CODEC_CVSD;
sco_establishment_active->sco_for_msbc_failed = 1;
sco_establishment_active->command = HFP_CMD_AG_SEND_COMMON_CODEC;
sco_establishment_active->link_setting = HFP_LINK_SETTINGS_D1;
break;
case HFP_LINK_SETTINGS_T2:

1
src/classic/hfp.h

@ -541,6 +541,7 @@ typedef struct hfp_connection {
// establish codecs connection
uint8_t suggested_codec;
uint8_t codec_confirmed;
uint8_t sco_for_msbc_failed;
hfp_link_setttings_t link_setting;

2
src/classic/hfp_ag.c

@ -528,6 +528,8 @@ static int hfp_ag_set_response_and_hold(uint16_t cid, int state){
}
static uint8_t hfp_ag_suggest_codec(hfp_connection_t *hfp_connection){
if (hfp_connection->sco_for_msbc_failed) return HFP_CODEC_CVSD;
if (hfp_supports_codec(HFP_CODEC_MSBC, hfp_codecs_nr, hfp_codecs)){
if (hfp_supports_codec(HFP_CODEC_MSBC, hfp_connection->remote_codecs_nr, hfp_connection->remote_codecs)){
return HFP_CODEC_MSBC;