This patch adds a function to monitor when the AG sends a new codec
before establishing the SCO connection.
---
plugins/hfp_hf_bluez5.c | 51 +++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 51 insertions(+)
diff --git a/plugins/hfp_hf_bluez5.c b/plugins/hfp_hf_bluez5.c
index c63b1a2..efbb209 100644
--- a/plugins/hfp_hf_bluez5.c
+++ b/plugins/hfp_hf_bluez5.c
@@ -314,9 +314,60 @@ static struct ofono_modem_driver hfp_driver = {
.post_sim = hfp_post_sim,
};
+static void bcs_notify(GAtResult *result, gpointer user_data)
+{
+ struct hfp *hfp = user_data;
+ struct hfp_slc_info *info = &hfp->info;
+ GAtResultIter iter;
+ char str[32];
+ int value;
+
+ g_at_result_iter_init(&iter, result);
+
+ if (!g_at_result_iter_next(&iter, "+BCS:"))
+ return;
+
+ if (!g_at_result_iter_next_number(&iter, &value))
+ return;
+
+ memset(str, 0, sizeof(str));
+
+ switch (value) {
+ case HFP_CODEC_MSBC:
+ if (!ofono_handsfree_audio_has_wideband()) {
+ /* No wideband speech support, so we only have CVSD */
+ sprintf(str, "AT+BAC=%d", HFP_CODEC_CVSD);
+ break;
+ }
+
+ /* fall through */
+
+ case HFP_CODEC_CVSD:
+ /* Confirm the codec */
+ sprintf(str, "AT+BCS=%d", value);
+ break;
+
+ default:
+ /* Unsupported codec, re-send our codecs */
+ if (ofono_handsfree_audio_has_wideband())
+ sprintf(str, "AT+BAC=%d,%d", HFP_CODEC_CVSD,
+ HFP_CODEC_MSBC);
+ else
+ sprintf(str, "AT+BAC=%d", HFP_CODEC_CVSD);
+ }
+
+ g_at_chat_send(info->chat, str, NULL, NULL, NULL, NULL);
+}
+
static int hfp16_card_probe(struct ofono_handsfree_card *card,
unsigned int vendor, void *data)
{
+ struct hfp *hfp = data;
+ struct hfp_slc_info *info = &hfp->info;
+
+ g_at_chat_register(info->chat, "+BCS:", bcs_notify, FALSE,
+ hfp, NULL);
+
return 0;
}
--
1.8.2
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