add source handle the delay report

components/bt/host/bluedroid/api/include/api/esp_a2dp_api.h

@@ -171,6 +171,13 @@ typedef union {
         uint16_t delay_value;                  /*!< delay report value */
     } a2d_get_delay_value_stat;                /*!< A2DP sink get delay report value status */
 
+    /**
+     * @brief ESP_A2D_REPORT_SNK_DELAY_VALUE_EVT
+     */
+    struct a2d_report_delay_stat_param {
+        uint16_t delay_value;                  /*!< delay report value */
+    } a2d_report_delay_value_stat;             /*!< A2DP source received sink report value status */
+
 } esp_a2d_cb_param_t;
 
 /**

components/bt/host/bluedroid/btc/profile/std/a2dp/bta_av_co.c

@@ -979,10 +979,11 @@ void bta_av_co_audio_drop(tBTA_AV_HNDL hndl)
  *******************************************************************************/
 void bta_av_co_audio_delay(tBTA_AV_HNDL hndl, UINT16 delay)
 {
-    // todo
     FUNC_TRACE();
 
-    APPL_TRACE_ERROR("bta_av_co_audio_delay handle: x%x, delay:0x%x", hndl, delay);
+    btc_source_report_delay_value(delay);
+
+    APPL_TRACE_DEBUG("bta_av_co_audio_delay handle: x%x, delay:0x%x", hndl, delay);
 }
 
 

components/bt/host/bluedroid/btc/profile/std/a2dp/btc_a2dp_source.c

@@ -424,7 +424,6 @@ void btc_a2dp_source_set_tx_flush(BOOLEAN enable)
 ** Returns
 **
 *******************************************************************************/
-
 void btc_a2dp_source_setup_codec(void)
 {
     tBTC_AV_MEDIA_FEEDINGS media_feeding;
@@ -617,6 +616,30 @@ BOOLEAN btc_a2dp_source_tx_flush_req(void)
     return TRUE;
 }
 
+/*****************************************************************************
+**
+** Function        btc_source_report_delay_value
+**
+** Description
+**
+** Returns
+**
+*******************************************************************************/
+void btc_source_report_delay_value(UINT16 delay_value)
+{
+    esp_a2d_cb_param_t param;
+
+#if A2D_DYNAMIC_MEMORY == TRUE
+    if (a2dp_source_local_param_ptr == NULL) {
+        return;
+    }
+#endif
+
+    param.a2d_report_delay_value_stat.delay_value = delay_value;
+
+    btc_aa_cb_to_app(ESP_A2D_REPORT_SNK_DELAY_VALUE_EVT, &param);
+}
+
 /*****************************************************************************
  **  BTC ADAPTATION
  *****************************************************************************/

components/bt/host/bluedroid/btc/profile/std/include/btc_a2dp_source.h

@@ -231,6 +231,15 @@ void btc_a2dp_source_set_tx_flush(BOOLEAN enable);
  *******************************************************************************/
 void btc_a2dp_source_encoder_update(void);
 
+/*****************************************************************************
+**
+** Function        btc_source_report_delay_value
+**
+** Description     Report sink delay report value
+**
+*******************************************************************************/
+void btc_source_report_delay_value(UINT16 delay_value);
+
 #endif /* #if BTC_AV_SRC_INCLUDED */
 
 #endif /* __BTC_A2DP_SOURCE_H__ */

components/bt/host/bluedroid/stack/avdt/avdt_scb_act.c

@@ -872,12 +872,14 @@ void avdt_scb_init_open_req(tAVDT_SCB *p_scb, tAVDT_SCB_EVT *p_data)
     tAVDT_EVT_HDR   single;
     UNUSED(p_data);
 
-    if (!(p_scb->curr_cfg.psc_mask & AVDT_PSC_DELAY_RPT)) {
+    if (p_scb->p_ccb != NULL && p_scb->role == AVDT_CONF_INT) {
-        /* initiate open */
+        if (!(p_scb->curr_cfg.psc_mask & AVDT_PSC_DELAY_RPT)) {
-        single.seid = p_scb->peer_seid;
+            /* initiate open */
-        avdt_scb_event(p_scb, AVDT_SCB_API_OPEN_REQ_EVT, (tAVDT_SCB_EVT *) &single);
+            single.seid = p_scb->peer_seid;
-    } else {
+            avdt_scb_event(p_scb, AVDT_SCB_API_OPEN_REQ_EVT, (tAVDT_SCB_EVT *) &single);
-        btu_start_timer(&p_scb->timer_entry, BTU_TTYPE_AVDT_SCB_DELAY_RPT, AVDT_SCB_TC_DELAY_RPT_TOUT);
+        } else {
+            btu_start_timer(&p_scb->timer_entry, BTU_TTYPE_AVDT_SCB_DELAY_RPT, AVDT_SCB_TC_DELAY_RPT_TOUT);
+        }
     }
 }
 
@@ -1080,12 +1082,17 @@ void avdt_scb_hdl_delay_rpt_cmd (tAVDT_SCB *p_scb, tAVDT_SCB_EVT *p_data)
                               (tAVDT_CTRL *) &p_data->msg.hdr);
 
     if (p_scb->p_ccb) {
-        avdt_msg_send_rsp(p_scb->p_ccb, AVDT_SIG_DELAY_RPT, &p_data->msg);
+        if (p_scb->cs.cfg.psc_mask & AVDT_PSC_DELAY_RPT) {
-        if(p_scb->role == AVDT_CONF_INT) {
+            avdt_msg_send_rsp(p_scb->p_ccb, AVDT_SIG_DELAY_RPT, &p_data->msg);
-            btu_stop_timer(&p_scb->timer_entry);
+            if(p_scb->role == AVDT_CONF_INT) {
-            /* initiate open */
+                btu_stop_timer(&p_scb->timer_entry);
-            single.seid = p_scb->peer_seid;
+                /* initiate open */
-            avdt_scb_event(p_scb, AVDT_SCB_API_OPEN_REQ_EVT, (tAVDT_SCB_EVT *) &single);
+                single.seid = p_scb->peer_seid;
+                avdt_scb_event(p_scb, AVDT_SCB_API_OPEN_REQ_EVT, (tAVDT_SCB_EVT *) &single);
+            }
+        } else {
+            p_data->msg.hdr.err_code = AVDT_ERR_NSC;
+            avdt_msg_send_rej(p_scb->p_ccb, AVDT_SIG_DELAY_RPT, &p_data->msg);
         }
     } else {
         avdt_scb_rej_not_in_use(p_scb, p_data);