Re: android-bluez with usb adapter

[Szymon Janc <szymon.janc@tieto.com>]

On Wednesday 18 of February 2015 20:52:06 Szymon Janc wrote:
> Hi Keith,
> 
> On Wednesday 18 of February 2015 11:41:01 Keith Conger wrote:
> > Ok, things are looking somewhat better.
> > 
> > It doesn't seem to work in the UI.  But haltest looks good I think.
> > 
> > Here is a logcat from boot to me enable Bluetooth and looking for devices:
> > 
> > ########## Start Logcat ##########
> > 
> > adb logcat|grep -i blue
> > 
> > - waiting for device -
> > 
> > W/PackageParser(  595): No actions in intent filter at
> > /system/app/Bluetooth.apk Binary XML file line #211
> > 
> > W/PackageManager(  595): Unknown permission
> > com.google.android.gallery3d.permission.GALLERY_PROVIDER in package
> > com.android.bluetooth
> > 
> > W/PackageManager(  595): Unknown permission
> > android.permission.MMS_SEND_OUTBOX_MSG in package
> > com.android.bluetooth
> > 
> > I/SystemServer(  595): No Bluetooh Service (emulator)
> > 
> > W/PackageManager(  595): Unknown permission
> > com.google.android.gallery3d.permission.GALLERY_PROVIDER in package
> > com.android.bluetooth
> > 
> > W/PackageManager(  595): Unknown permission
> > android.permission.MMS_SEND_OUTBOX_MSG in package
> > com.android.bluetooth
> > 
> > E/BluetoothAdapter(  727): Bluetooth binder is null
> > 
> > E/BluetoothAdapter(  727): Bluetooth binder is null
> > 
> > E/BluetoothAdapter(  654): Bluetooth binder is null
> > 
> > E/BluetoothAdapter(  654): Bluetooth binder is null
> > 
> > E/BluetoothAdapter(  727): Bluetooth binder is null
> > 
> > E/BluetoothAdapter(  654): Bluetooth binder is null
> > 
> > E/BluetoothAdapter(  654): Bluetooth binder is null
> > 
> > E/BluetoothAdapter(  654): Bluetooth binder is null
> > 
> > E/BluetoothAdapter(  717): Bluetooth binder is null
> > 
> > E/BluetoothAdapter(  717): Bluetooth binder is null
> > 
> > E/BluetoothAdapter(  595): Bluetooth binder is null
> > 
> > E/BluetoothAdapter(  595): Bluetooth binder is null
> > 
> > E/BluetoothAdapter(  717): Bluetooth binder is null
> > 
> > D/SubSettings(  717): Launching fragment
> > com.android.settings.bluetooth.BluetoothSettings
> > 
> > E/BluetoothAdapter(  717): Bluetooth binder is null
> > 
> > E/DeviceListPreferenceFragment(  717): Bluetooth is not supported on this
> > device
> > 
> > ########## END Logcat ##########
> > 
> > 
> > 
> > 
> > 
> > With haltest, it appears to work fine:
> > 
> > 
> > ########## Start haltest session ##########
> > root@beagleboneblack:/ # haltest
> > 
> > hw_get_module_by_class returned -2
> > 
> > hw_get_module_by_class returned -2
> > 
> > thread_evt_cb: evt=ASSOCIATE_JVM
> > 
> > if_bluetooth->init: BT_STATUS_SUCCESS
> > 
> > get_profile_interface(handsfree) : 0xb6e2a134
> > 
> > get_profile_interface(a2dp) : 0xb6e2a0ec
> > 
> > get_profile_interface(avrcp) : 0xb6e2a100
> > 
> > get_profile_interface(health) : 0xb6e2a3d0
> > 
> > get_profile_interface(hidhost) : 0xb6e2a0a0
> > 
> > get_profile_interface(pan) : 0xb6e2a0d0
> > 
> > get_profile_interface(gatt) : 0xb6e2a1ac
> > 
> > get_profile_interface(socket) : 0xb6e2a094
> > 
> > if_av->init: BT_STATUS_SUCCESS
> > 
> > if_rc->init: BT_STATUS_SUCCESS
> > 
> > adapter_properties_cb: status=BT_STATUS_SUCCESS num_properties=1
> > 
> > prop: type=BT_PROPERTY_UUIDS len=80 val={0000110e, 0000110c, 0000110a,
> > 0000113b, 00001200}
> > 
> > if_gatt->init: BT_STATUS_FAIL
> > 
> > adapter_properties_cb: status=BT_STATUS_SUCCESS num_properties=1
> > 
> > prop: type=BT_PROPERTY_UUIDS len=80 val={0000110e, 0000110c, 0000110a,
> > 0000113b, 00001200}
> > 
> > adapter_properties_cb: status=BT_STATUS_SUCCESS num_properties=1
> > 
> > prop: type=BT_PROPERTY_UUIDS len=80 val={0000110e, 0000110c, 0000110a,
> > 0000113b, 00001200}
> > 
> > if_hf->init: BT_STATUS_SUCCESS
> > 
> > adapter_properties_cb: status=BT_STATUS_SUCCESS num_properties=1
> > 
> > prop: type=BT_PROPERTY_UUIDS len=96 val={00001112, 0000110e, 0000110c,
> > 0000110a, 0000113b, 00001200}
> > 
> > if_hh->init: BT_STATUS_SUCCESS
> > 
> > if_pan->init: BT_STATUS_SUCCESS
> > 
> > adapter_properties_cb: status=BT_STATUS_SUCCESS num_properties=1
> > 
> > prop: type=BT_PROPERTY_UUIDS len=128 val={00001115, 00001116,
> > 00001112, 0000110e, 0000110c, 0000110a, 0000113b, 00001200}
> > 
> > adapter_properties_cb: status=BT_STATUS_SUCCESS num_properties=1
> > 
> > prop: type=BT_PROPERTY_UUIDS len=128 val={00001115, 00001116,
> > 00001112, 0000110e, 0000110c, 0000110a, 0000113b, 00001200}
> > 
> > if_hl->init: BT_STATUS_SUCCESS
> > 
> > > bluetooth init
> > 
> > if_bluetooth->init: BT_STATUS_DONE
> > 
> > > bluetooth enable
> > 
> > adapter_properties_cb: status=BT_STATUS_SUCCESS num_properties=9
> > 
> > prop: type=BT_PROPERTY_BDADDR len=6 val=00:18:e7:36:36:e9
> > 
> > prop: type=BT_PROPERTY_BDNAME len=16 val=BeagleBone Black
> > 
> > prop: type=BT_PROPERTY_CLASS_OF_DEVICE len=4 val=000000
> > 
> > prop: type=BT_PROPERTY_TYPE_OF_DEVICE len=4 val=BT_DEVICE_DEVTYPE_BREDR
> > 
> > prop: type=BT_PROPERTY_ADAPTER_SCAN_MODE len=4 val=BT_SCAN_MODE_NONE
> > 
> > prop: type=BT_PROPERTY_ADAPTER_DISCOVERY_TIMEOUT len=4 val=120
> > 
> > prop: type=BT_PROPERTY_ADAPTER_BONDED_DEVICES len=0 val={}
> > 
> > prop: type=BT_PROPERTY_UUIDS len=128 val={00001115, 00001116,
> > 00001112, 0000110e, 0000110c, 0000110a, 0000113b, 00001200}
> > 
> > prop: type=(unknown) len=8 val=0xb6e1da5d
> > 
> > if_bluetooth->enable: BT_STATUS_SUCCESS
> > 
> > adapter_properties_cb: status=BT_STATUS_SUCCESS num_properties=1
> > 
> > prop: type=BT_PROPERTY_CLASS_OF_DEVICE len=4 val=0a020c
> > 
> > adapter_state_changed_cb: state=BT_STATE_ON
> > 
> > > bluetooth start_discovery
> > 
> > if_bluetooth->start_discovery: BT_STATUS_SUCCESS
> > 
> > discovery_state_changed_cb: state=BT_DISCOVERY_STARTED
> > 
> > device_found_cb: num_properties=5
> > 
> > prop: type=BT_PROPERTY_BDADDR len=6 val=ec:88:92:c3:1e:48
> > 
> > prop: type=BT_PROPERTY_TYPE_OF_DEVICE len=4 val=BT_DEVICE_DEVTYPE_BREDR
> > 
> > prop: type=BT_PROPERTY_CLASS_OF_DEVICE len=4 val=5a020c
> > 
> > prop: type=BT_PROPERTY_REMOTE_RSSI len=4 val=216
> > 
> > prop: type=BT_PROPERTY_BDNAME len=17 val=EC:88:92:C3:1E:48
> > 
> > remote_device_properties_cb: status=BT_STATUS_SUCCESS
> > bd_addr=ec:88:92:c3:1e:48 num_properties=1
> > 
> > prop: type=BT_PROPERTY_BDNAME len=7 val=Nexus 6
> > 
> > discovery_state_changed_cb: state=BT_DISCOVERY_STOPPED
> > 
> > ########## End haltest session ##########
> 
> This looks OK. You just need to reboot your board and UI should also be
> working.
> 
> This is due to Android doing test BT start while booting and if that failed
> it won't try to load BT HAL again.
> 
> Also note that you cannot run BT from UI and haltest at the same.

I thing that might be affecting this test BT enable is that kernel modules are 
loaded too late in boot process.

I recommend loading them in "on boot" target. See our reference tree:
https://code.google.com/p/aosp-bluez/source/browse/init.mako.rc?repo=device-lge-mako#62

-- 
BR
Szymon Janc