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Commit 5921e249 authored by Rahul Sabnis's avatar Rahul Sabnis Committed by Automerger Merge Worker
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Merge "Do not automatically open SCO from the Bluetooth stack when the dual... 

Merge "Do not automatically open SCO from the Bluetooth stack when the dual mode feature is enabled" am: 5628d5b0

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/2506454



Change-Id: I4e837e8614d7d303ac67b72a00a841262497ae06
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents 7e6cdc65 5628d5b0

system/bta/ag/bta_ag_act.cc

+10 −0
Original line number Diff line number Diff line
@@ -29,8 +29,14 @@ 


#include "bta/ag/bta_ag_int.h"

#include "bta/include/bta_dm_api.h"



#ifdef OS_ANDROID

#include "bta/le_audio/devices.h"

#endif



#include "btif/include/btif_config.h"

#include "device/include/device_iot_config.h"

#include "os/system_properties.h"

#include "osi/include/osi.h"  // UNUSED_ATTR

#include "stack/include/l2c_api.h"

#include "stack/include/port_api.h"
@@ -760,6 +766,10 @@ void bta_ag_post_sco_close(tBTA_AG_SCB* p_scb, const tBTA_AG_DATA& data) { 
      if (bta_ag_inband_enabled(p_scb) &&

          !(p_scb->features & BTA_AG_FEAT_NOSCO)) {

        p_scb->post_sco = BTA_AG_POST_SCO_RING;

        if (!bta_ag_is_sco_open_allowed(p_scb,

                                        "BTA_AG_POST_SCO_CALL_END_INCALL")) {

          break;

        }

        bta_ag_sco_open(p_scb, data);

      } else {

        p_scb->post_sco = BTA_AG_POST_SCO_NONE;

system/bta/ag/bta_ag_cmd.cc

+77 −2
Original line number Diff line number Diff line
@@ -27,7 +27,13 @@ 
#include "bta/ag/bta_ag_int.h"

#include "bta/include/bta_ag_api.h"

#include "bta/include/utl.h"



#ifdef OS_ANDROID

#include "bta/le_audio/devices.h"

#endif



#include "device/include/interop.h"

#include "os/system_properties.h"

#include "osi/include/compat.h"

#include "osi/include/log.h"

#include "osi/include/osi.h"  // UNUSED_ATTR
@@ -1317,11 +1323,18 @@ void bta_ag_at_hfp_cback(tBTA_AG_SCB* p_scb, uint16_t cmd, uint8_t arg_type, 
    }

    case BTA_AG_LOCAL_EVT_BCC: {

      if (!bta_ag_sco_is_active_device(p_scb->peer_addr)) {

        LOG(WARNING) << __func__ << ": AT+BCC rejected as " << p_scb->peer_addr

                     << " is not the active device";

        LOG_WARN(

            "NOT opening SCO for EVT %s as %s is not the active HFP device",

            "BTA_AG_LOCAL_EVT_BCC",

            p_scb->peer_addr.ToStringForLogging().c_str());

        bta_ag_send_error(p_scb, BTA_AG_ERR_OP_NOT_ALLOWED);

        break;

      }

      if (!bta_ag_is_sco_open_allowed(p_scb, "BTA_AG_LOCAL_EVT_BCC")) {

        bta_ag_send_error(p_scb, BTA_AG_ERR_OP_NOT_ALLOWED);

        break;

      }



      bta_ag_send_ok(p_scb);

      bta_ag_sco_open(p_scb, tBTA_AG_DATA::kEmpty);

      break;
@@ -1404,6 +1417,11 @@ static void bta_ag_hsp_result(tBTA_AG_SCB* p_scb, 
        } else {

          p_scb->post_sco = BTA_AG_POST_SCO_RING;

        }



        if (!bta_ag_is_sco_open_allowed(p_scb,

                                        bta_ag_result_text(result.result))) {

          break;

        }

        bta_ag_sco_open(p_scb, tBTA_AG_DATA::kEmpty);

      }

      break;
@@ -1419,6 +1437,10 @@ static void bta_ag_hsp_result(tBTA_AG_SCB* p_scb, 
        /* if audio connected to this scb AND sco is not opened, open sco */

        if (result.data.audio_handle == bta_ag_scb_to_idx(p_scb) &&

            !bta_ag_sco_is_open(p_scb)) {

          if (!bta_ag_is_sco_open_allowed(p_scb,

                                          bta_ag_result_text(result.result))) {

            break;

          }

          bta_ag_sco_open(p_scb, tBTA_AG_DATA::kEmpty);

        } else if (result.data.audio_handle == BTA_AG_HANDLE_NONE &&

                   bta_ag_sco_is_open(p_scb)) {
@@ -1508,6 +1530,11 @@ static void bta_ag_hfp_result(tBTA_AG_SCB* p_scb, 
        } else {

          /* else open sco, send ring after sco opened */

          p_scb->post_sco = BTA_AG_POST_SCO_RING;



          if (!bta_ag_is_sco_open_allowed(p_scb,

                                          bta_ag_result_text(result.result))) {

            break;

          }

          bta_ag_sco_open(p_scb, tBTA_AG_DATA::kEmpty);

        }

      }
@@ -1524,6 +1551,10 @@ static void bta_ag_hfp_result(tBTA_AG_SCB* p_scb, 
      if (!(p_scb->features & BTA_AG_FEAT_NOSCO)) {

        if (result.data.audio_handle == bta_ag_scb_to_idx(p_scb) &&

            !bta_ag_sco_is_open(p_scb)) {

          if (!bta_ag_is_sco_open_allowed(p_scb,

                                          bta_ag_result_text(result.result))) {

            break;

          }

          bta_ag_sco_open(p_scb, tBTA_AG_DATA::kEmpty);

        } else if ((result.data.audio_handle == BTA_AG_HANDLE_NONE) &&

                   bta_ag_sco_is_open(p_scb)) {
@@ -1543,6 +1574,10 @@ static void bta_ag_hfp_result(tBTA_AG_SCB* p_scb, 
      bta_ag_send_call_inds(p_scb, result.result);

      if (result.data.audio_handle == bta_ag_scb_to_idx(p_scb) &&

          !(p_scb->features & BTA_AG_FEAT_NOSCO)) {

        if (!bta_ag_is_sco_open_allowed(p_scb,

                                        bta_ag_result_text(result.result))) {

          break;

        }

        bta_ag_sco_open(p_scb, tBTA_AG_DATA::kEmpty);

      }

      break;
@@ -1552,6 +1587,10 @@ static void bta_ag_hfp_result(tBTA_AG_SCB* p_scb, 
      bta_ag_send_call_inds(p_scb, result.result);

      if (result.data.audio_handle == bta_ag_scb_to_idx(p_scb) &&

          !(p_scb->features & BTA_AG_FEAT_NOSCO)) {

        if (!bta_ag_is_sco_open_allowed(p_scb,

                                        bta_ag_result_text(result.result))) {

          break;

        }

        bta_ag_sco_open(p_scb, tBTA_AG_DATA::kEmpty);

      }

      break;
@@ -1561,6 +1600,10 @@ static void bta_ag_hfp_result(tBTA_AG_SCB* p_scb, 
      APPL_TRACE_DEBUG("Headset Connected in three way call");

      if (!(p_scb->features & BTA_AG_FEAT_NOSCO)) {

        if (result.data.audio_handle == bta_ag_scb_to_idx(p_scb)) {

          if (!bta_ag_is_sco_open_allowed(p_scb,

                                          bta_ag_result_text(result.result))) {

            break;

          }

          bta_ag_sco_open(p_scb, tBTA_AG_DATA::kEmpty);

        } else if (result.data.audio_handle == BTA_AG_HANDLE_NONE) {

          bta_ag_sco_close(p_scb, tBTA_AG_DATA::kEmpty);
@@ -1575,6 +1618,10 @@ static void bta_ag_hfp_result(tBTA_AG_SCB* p_scb, 
      /* open or close sco */

      if (!(p_scb->features & BTA_AG_FEAT_NOSCO)) {

        if (result.data.audio_handle == bta_ag_scb_to_idx(p_scb)) {

          if (!bta_ag_is_sco_open_allowed(p_scb,

                                          bta_ag_result_text(result.result))) {

            break;

          }

          bta_ag_sco_open(p_scb, tBTA_AG_DATA::kEmpty);

        } else if (result.data.audio_handle == BTA_AG_HANDLE_NONE) {

          bta_ag_sco_close(p_scb, tBTA_AG_DATA::kEmpty);
@@ -1803,6 +1850,34 @@ void bta_ag_send_bcs(tBTA_AG_SCB* p_scb) { 
  bta_ag_send_result(p_scb, BTA_AG_LOCAL_RES_BCS, nullptr, codec_uuid);

}



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

 *

 * Function         bta_ag_is_sco_open_allowed

 *

 * Description      Check if we can open SCO from the BT stack

 *

 * Returns          true if we can, false if not

 *

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

bool bta_ag_is_sco_open_allowed(tBTA_AG_SCB* p_scb, const std::string event) {

#ifdef OS_ANDROID

  /* Do not open SCO if 1. the dual mode audio system property is enabled,

  2. LEA is active, and 3. LEA is preferred for DUPLEX */

  if (bluetooth::os::GetSystemPropertyBool(

          bluetooth::os::kIsDualModeAudioEnabledProperty, false)) {

    if (LeAudioClient::Get()->isDuplexPreferenceLeAudio(p_scb->peer_addr)) {

      LOG_INFO("NOT opening SCO for EVT %s on dual mode device %s",

               event.c_str(), p_scb->peer_addr.ToStringForLogging().c_str());

      return false;

    } else {

      LOG_INFO("Opening SCO for EVT %s on dual mode device %s", event.c_str(),

               p_scb->peer_addr.ToStringForLogging().c_str());

    }

  }

#endif

  return true;

}



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

 *

 * Function         bta_ag_send_ring

system/bta/ag/bta_ag_int.h

+2 −0
Original line number Diff line number Diff line
@@ -418,6 +418,8 @@ extern void bta_ag_handle_collision(tBTA_AG_SCB* p_scb, 
/* Internal utility functions */

extern void bta_ag_sco_codec_nego(tBTA_AG_SCB* p_scb, bool result);

extern void bta_ag_codec_negotiate(tBTA_AG_SCB* p_scb);

extern bool bta_ag_is_sco_open_allowed(tBTA_AG_SCB* p_scb,

                                       const std::string event);

extern void bta_ag_send_bcs(tBTA_AG_SCB* p_scb);

extern void bta_ag_set_sco_offload_enabled(bool value);

extern void bta_ag_set_sco_allowed(bool value);

system/bta/ag/bta_ag_main.cc

+4 −0
Original line number Diff line number Diff line
@@ -560,6 +560,7 @@ static void bta_ag_better_state_machine(tBTA_AG_SCB* p_scb, uint16_t event, 
          bta_ag_sco_listen(p_scb, data);

          break;

        case BTA_AG_SCO_OPEN_EVT:

          LOG_INFO("Opening sco for EVT BTA_AG_SCO_OPEN_EVT");

          bta_ag_sco_conn_open(p_scb, data);

          break;

        case BTA_AG_SCO_CLOSE_EVT:
@@ -597,6 +598,7 @@ static void bta_ag_better_state_machine(tBTA_AG_SCB* p_scb, uint16_t event, 
          bta_ag_rfc_fail(p_scb, data);

          break;

        case BTA_AG_SCO_OPEN_EVT:

          LOG_INFO("Opening sco for EVT BTA_AG_SCO_OPEN_EVT");

          bta_ag_sco_conn_open(p_scb, data);

          break;

        case BTA_AG_SCO_CLOSE_EVT:
@@ -655,6 +657,7 @@ static void bta_ag_better_state_machine(tBTA_AG_SCB* p_scb, uint16_t event, 
          bta_ag_rfc_data(p_scb, data);

          break;

        case BTA_AG_SCO_OPEN_EVT:

          LOG_INFO("Opening sco for EVT BTA_AG_SCO_OPEN_EVT");

          bta_ag_sco_conn_open(p_scb, data);

          bta_ag_post_sco_open(p_scb, data);

          break;
@@ -690,6 +693,7 @@ static void bta_ag_better_state_machine(tBTA_AG_SCB* p_scb, uint16_t event, 
          bta_ag_rfc_close(p_scb, data);

          break;

        case BTA_AG_SCO_OPEN_EVT:

          LOG_INFO("Opening sco for EVT BTA_AG_SCO_OPEN_EVT");

          bta_ag_sco_conn_open(p_scb, data);

          break;

        case BTA_AG_SCO_CLOSE_EVT:

system/gd/os/system_properties.h

+4 −0
Original line number Diff line number Diff line
@@ -24,6 +24,10 @@ 
namespace bluetooth {

namespace os {



/* System Property to indicate if the dual mode audio feature is enabled */

static const std::string kIsDualModeAudioEnabledProperty =

    "persist.bluetooth.enable_dual_mode_audio";



// Get |property| keyed system property from supported platform, return std::nullopt if the property does not exist

// or if the platform does not support system property

std::optional<std::string> GetSystemProperty(const std::string& property);