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Commit 41848871 authored by Jakub Pawłowski's avatar Jakub Pawłowski Committed by Gerrit Code Review
Browse files

Merge "LE Audio: improve LE Audio device detection for Bonding"

parents 254a7779 b86baddb

system/bta/dm/bta_dm_api.cc

+11 −0
Original line number Diff line number Diff line
@@ -802,3 +802,14 @@ void BTA_DmBleSubrateRequest(const RawAddress& bd_addr, uint16_t subrate_min, 
                    base::Bind(bta_dm_ble_subrate_request, bd_addr, subrate_min,

                               subrate_max, max_latency, cont_num, timeout));

}



bool BTA_DmCheckLeAudioCapable(const RawAddress& address) {

  for (tBTM_INQ_INFO* inq_ent = BTM_InqDbFirst(); inq_ent != nullptr;

       inq_ent = BTM_InqDbNext(inq_ent)) {

    if (inq_ent->results.remote_bd_addr != address) continue;



    LOG_INFO("Device is LE Audio capable based on AD content");

    return inq_ent->results.ble_ad_is_le_audio_capable;

  }

  return false;

}

system/bta/include/bta_api.h

+10 −0
Original line number Diff line number Diff line
@@ -1393,4 +1393,14 @@ extern void BTA_DmBleSubrateRequest(const RawAddress& bd_addr, 
                                    uint16_t max_latency, uint16_t cont_num,

                                    uint16_t timeout);



/*******************************************************************************

 *

 * Function         BTA_DmCheckLeAudioCapable

 *

 * Description      Checks if device should be considered as LE Audio capable

 *

 * Returns          True if Le Audio capable device, false otherwise

 *

 ******************************************************************************/

extern bool BTA_DmCheckLeAudioCapable(const RawAddress& address);

#endif /* BTA_API_H */

system/btif/src/btif_dm.cc

+8 −3
Original line number Diff line number Diff line
@@ -657,12 +657,16 @@ static void btif_update_remote_properties(const RawAddress& bdaddr, 
 * ordering issues (first Classic, GATT over SDP, etc) */

static bool is_device_le_audio_capable(const RawAddress bd_addr) {

  if (!GetInterfaceToProfiles()

           ->profileSpecific_HACK->IsLeAudioClientRunning() ||

      !check_cod_le_audio(bd_addr)) {

           ->profileSpecific_HACK->IsLeAudioClientRunning()) {

    /* If LE Audio profile is not enabled, do nothing. */

    return false;

  }



  if (!check_cod_le_audio(bd_addr) && !BTA_DmCheckLeAudioCapable(bd_addr)) {

    /* LE Audio not present in CoD or in LE Advertisement, do nothing.*/

    return false;

  }



  tBT_DEVICE_TYPE tmp_dev_type;

  tBLE_ADDR_TYPE addr_type = BLE_ADDR_PUBLIC;

  BTM_ReadDevInfo(bd_addr, &tmp_dev_type, &addr_type);
@@ -1546,7 +1550,8 @@ static void btif_dm_search_services_evt(tBTA_DM_SEARCH_EVT event, 
          pairing_cb.gatt_over_le !=

              btif_dm_pairing_cb_t::ServiceDiscoveryState::FINISHED &&

          (check_cod_le_audio(bd_addr) ||

           metadata_cb.le_audio_cache.contains(bd_addr))) {

           metadata_cb.le_audio_cache.contains(bd_addr) ||

           BTA_DmCheckLeAudioCapable(bd_addr))) {

        skip_reporting_wait_for_le = true;

      }

system/stack/btm/btm_ble_gap.cc

+20 −4
Original line number Diff line number Diff line
@@ -2403,9 +2403,7 @@ void btm_ble_update_inq_result(tINQ_DB_ENT* p_i, uint8_t addr_type, 
      has_advertising_flags = true;

      p_cur->flag = *p_flag;

    }

  }



  if (!data.empty()) {

    /* Check to see the BLE device has the Appearance UUID in the advertising

     * data.  If it does

     * then try to convert the appearance value to a class of device value
@@ -2435,14 +2433,32 @@ void btm_ble_update_inq_result(tINQ_DB_ENT* p_i, uint8_t addr_type, 
        }

      }

    }

  }



  if (!data.empty()) {

    const uint8_t* p_rsi =

        AdvertiseDataParser::GetFieldByType(data, BTM_BLE_AD_TYPE_RSI, &len);

    if (p_rsi != nullptr && len == 6) {

      STREAM_TO_BDADDR(p_cur->ble_ad_rsi, p_rsi);

    }



    const uint8_t* p_service_data = data.data();

    uint16_t remaining_data_len = data.size();

    uint8_t service_data_len = 0;



    while ((p_service_data = AdvertiseDataParser::GetFieldByType(

                p_service_data + service_data_len,

                (remaining_data_len -= service_data_len),

                BTM_BLE_AD_TYPE_SERVICE_DATA_TYPE, &service_data_len))) {

      uint16_t uuid;

      STREAM_TO_UINT16(uuid, p_service_data);



      if (uuid == 0x184E /* Audio Stream Control service */ ||

          uuid == 0x184F /* Broadcast Audio Scan service */ ||

          uuid == 0x1850 /* Published Audio Capabilities service */ ||

          uuid == 0x1853 /* Common Audio service */) {

        p_cur->ble_ad_is_le_audio_capable = true;

        break;

      }

    }

  }



  // Non-connectable packets may omit flags entirely, in which case nothing

system/stack/btm/neighbor_inquiry.h

+1 −0
Original line number Diff line number Diff line
@@ -117,6 +117,7 @@ typedef struct { 
  int8_t ble_tx_power;

  uint16_t ble_periodic_adv_int;

  RawAddress ble_ad_rsi; /* Resolvable Set Identifier from advertising */

  bool ble_ad_is_le_audio_capable;

  uint8_t flag;

  bool include_rsi;

  RawAddress original_bda;