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Commit ec1b8d72 authored by Himanshu Rawat's avatar Himanshu Rawat Committed by Gerrit Code Review
Browse files

Merge "Remember Android Headtracker support on reconnection" into main

parents 52a1876f 05c1e4e1

system/bta/hh/bta_hh_headtracker.cc

+30 −3
Original line number Diff line number Diff line
@@ -20,6 +20,7 @@ 
#include <com_android_bluetooth_flags.h>



#include "bta/hh/bta_hh_int.h"

#include "btif/include/btif_storage.h"

#include "stack/include/bt_types.h"

#include "stack/include/bt_uuid16.h"

#include "types/bluetooth/uuid.h"
@@ -104,7 +105,7 @@ void bta_hh_headtracker_parse_service(tBTA_HH_DEV_CB* p_dev_cb, 
  log::info("");

  bta_hh_le_srvc_init(p_dev_cb, service->handle);

  p_dev_cb->mode = BTA_HH_PROTO_RPT_MODE;

  p_dev_cb->hid_srvc.is_headtracker = true;

  p_dev_cb->hid_srvc.headtracker_support = BTA_HH_AVAILABLE;



  bta_hh_le_save_report_map(p_dev_cb,

                            (uint16_t)sizeof(ANDROID_HEADTRACKER_DESCRIPTOR),
@@ -142,8 +143,34 @@ void bta_hh_headtracker_parse_service(tBTA_HH_DEV_CB* p_dev_cb, 
 *

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

bool bta_hh_headtracker_supported(tBTA_HH_DEV_CB* p_dev_cb) {

  return com::android::bluetooth::flags::android_headtracker_service() &&

         p_dev_cb->hid_srvc.is_headtracker;

  if (!com::android::bluetooth::flags::android_headtracker_service()) {

    return false;

  }



  if (p_dev_cb->hid_srvc.headtracker_support == BTA_HH_UNKNOWN) {

    bluetooth::Uuid remote_uuids[BT_MAX_NUM_UUIDS] = {};

    bt_property_t remote_properties = {BT_PROPERTY_UUIDS, sizeof(remote_uuids),

                                       &remote_uuids};

    const RawAddress& bd_addr = p_dev_cb->link_spec.addrt.bda;

    p_dev_cb->hid_srvc.headtracker_support = BTA_HH_UNAVAILABLE;



    // Find which services known to be available

    if (btif_storage_get_remote_device_property(&bd_addr, &remote_properties) ==

        BT_STATUS_SUCCESS) {

      int count = remote_properties.len / sizeof(remote_uuids[0]);

      for (int i = 0; i < count; i++) {

        if (remote_uuids[i] == ANDROID_HEADTRACKER_SERVICE_UUID) {

          p_dev_cb->hid_srvc.headtracker_support = BTA_HH_AVAILABLE;

          break;

        }

      }

    }



    log::verbose("Headtracker support: {}",

                 (p_dev_cb->hid_srvc.headtracker_support == BTA_HH_AVAILABLE));

  }



  return (p_dev_cb->hid_srvc.headtracker_support == BTA_HH_AVAILABLE);

}



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

system/bta/hh/bta_hh_int.h

+7 −1
Original line number Diff line number Diff line
@@ -154,6 +154,12 @@ enum tBTA_HH_SERVICE_STATE { 
  BTA_HH_SERVICE_DISCOVERED,

};



enum tBTA_HH_AVAILABLE {

  BTA_HH_UNKNOWN = 0,

  BTA_HH_AVAILABLE,

  BTA_HH_UNAVAILABLE

};



typedef struct {

  tBTA_HH_SERVICE_STATE state;

  uint8_t srvc_inst_id;
@@ -168,7 +174,7 @@ typedef struct { 
  uint8_t* rpt_map;

  uint16_t ext_rpt_ref;

  tBTA_HH_DEV_DESCR descriptor;

  bool is_headtracker;

  tBTA_HH_AVAILABLE headtracker_support;

} tBTA_HH_LE_HID_SRVC;



/* convert a HID handle to the LE CB index */