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Commit 17dee1c3 authored by En-Shuo Hsu's avatar En-Shuo Hsu Committed by Automerger Merge Worker
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Merge "floss: Implement AVRCP volume interface" am: 4c041c72 

Original change: https://android-review.googlesource.com/c/platform/system/bt/+/1799928

Change-Id: I718ffa5e7e722083af9fb2da94d67d1beafe8663
parents aeef126d 4c041c72

system/gd/rust/linux/service/src/iface_bluetooth_media.rs

+6 −0
Original line number Diff line number Diff line
@@ -29,6 +29,12 @@ impl IBluetoothMediaCallback for BluetoothMediaCallbackDBus { 


    #[dbus_method("OnBluetoothAudioDeviceRemoved")]

    fn on_bluetooth_audio_device_removed(&self, addr: String) {}



    #[dbus_method("OnAbsoluteVolumeSupportedChanged")]

    fn on_absolute_volume_supported_changed(&self, supported: bool) {}



    #[dbus_method("OnAbsoluteVolumeChanged")]

    fn on_absolute_volume_changed(&self, volume: i32) {}

}



#[allow(dead_code)]

system/gd/rust/linux/stack/src/bluetooth_media.rs

+35 −2
Original line number Diff line number Diff line
@@ -6,7 +6,7 @@ use bt_topshim::profiles::a2dp::{ 
    A2dpCodecConfig, A2dpCodecIndex, A2dpCodecSampleRate, BtavConnectionState,

    PresentationPosition,

};

use bt_topshim::profiles::avrcp::Avrcp;

use bt_topshim::profiles::avrcp::{Avrcp, AvrcpCallbacks, AvrcpCallbacksDispatcher};

use bt_topshim::topstack;



use std::collections::HashMap;
@@ -55,6 +55,12 @@ pub trait IBluetoothMediaCallback { 


    ///

    fn on_bluetooth_audio_device_removed(&self, addr: String);



    ///

    fn on_absolute_volume_supported_changed(&self, supported: bool);



    ///

    fn on_absolute_volume_changed(&self, volume: i32);

}



pub struct BluetoothMedia {
@@ -131,6 +137,21 @@ impl BluetoothMedia { 
        }

    }



    pub fn dispatch_avrcp_callbacks(&mut self, cb: AvrcpCallbacks) {

        match cb {

            AvrcpCallbacks::AvrcpAbsoluteVolumeEnabled(supported) => {

                self.for_all_callbacks(|callback| {

                    callback.on_absolute_volume_supported_changed(supported);

                });

            }

            AvrcpCallbacks::AvrcpAbsoluteVolumeUpdate(volume) => {

                self.for_all_callbacks(|callback| {

                    callback.on_absolute_volume_changed(i32::from(volume));

                });

            }

        }

    }



    fn for_all_callbacks<F: Fn(&Box<dyn IBluetoothMediaCallback + Send>)>(&self, f: F) {

        for callback in &self.callbacks {

            f(&callback.1);
@@ -149,6 +170,17 @@ fn get_a2dp_dispatcher(tx: Sender<Message>) -> A2dpCallbacksDispatcher { 
    }

}



fn get_avrcp_dispatcher(tx: Sender<Message>) -> AvrcpCallbacksDispatcher {

    AvrcpCallbacksDispatcher {

        dispatch: Box::new(move |cb| {

            let txl = tx.clone();

            topstack::get_runtime().spawn(async move {

                let _ = txl.send(Message::Avrcp(cb)).await;

            });

        }),

    }

}



impl IBluetoothMedia for BluetoothMedia {

    fn register_callback(&mut self, callback: Box<dyn IBluetoothMediaCallback + Send>) -> bool {

        self.callback_last_id += 1;
@@ -165,8 +197,9 @@ impl IBluetoothMedia for BluetoothMedia { 
        self.a2dp.as_mut().unwrap().initialize(a2dp_dispatcher);



        // AVRCP

        let avrcp_dispatcher = get_avrcp_dispatcher(self.tx.clone());

        self.avrcp = Some(Avrcp::new(&self.intf.lock().unwrap()));

        self.avrcp.as_mut().unwrap().initialize();

        self.avrcp.as_mut().unwrap().initialize(avrcp_dispatcher);

        true

    }

system/gd/rust/linux/stack/src/lib.rs

+6 −0
Original line number Diff line number Diff line
@@ -12,6 +12,7 @@ pub mod bluetooth_media; 


use bt_topshim::btif::BaseCallbacks;

use bt_topshim::profiles::a2dp::A2dpCallbacks;

use bt_topshim::profiles::avrcp::AvrcpCallbacks;

use bt_topshim::profiles::gatt::GattClientCallbacks;

use bt_topshim::profiles::gatt::GattServerCallbacks;
@@ -30,6 +31,7 @@ use crate::bluetooth_media::BluetoothMedia; 
/// Message types that are sent to the stack main dispatch loop.

pub enum Message {

    A2dp(A2dpCallbacks),

    Avrcp(AvrcpCallbacks),

    Base(BaseCallbacks),

    GattClient(GattClientCallbacks),

    GattServer(GattServerCallbacks),
@@ -65,6 +67,10 @@ impl Stack { 
                    bluetooth_media.lock().unwrap().dispatch_a2dp_callbacks(a);

                }



                Message::Avrcp(av) => {

                    bluetooth_media.lock().unwrap().dispatch_avrcp_callbacks(av);

                }



                Message::Base(b) => {

                    bluetooth.lock().unwrap().dispatch_base_callbacks(b);

                }

system/gd/rust/topshim/btav/btav_shim.cc

+29 −7
Original line number Diff line number Diff line
@@ -24,6 +24,9 @@ 
#include "base/callback.h"

#include "rust/cxx.h"

#include "src/profiles/a2dp.rs.h"

#include "src/profiles/avrcp.rs.h"



namespace rusty = ::bluetooth::topshim::rust;



namespace bluetooth::avrcp {

class AvrcpMediaInterfaceImpl : public MediaInterface {
@@ -60,13 +63,34 @@ class AvrcpMediaInterfaceImpl : public MediaInterface { 


class VolumeInterfaceImpl : public VolumeInterface {

 public:

  void DeviceConnected([[maybe_unused]] const RawAddress& bdaddr) override {}

  void DeviceConnected([[maybe_unused]] const RawAddress& bdaddr) override {

    rusty::avrcp_absolute_volume_enabled(false);

  }



  void DeviceConnected([[maybe_unused]] const RawAddress& bdaddr, VolumeChangedCb cb) override {

    volumeCb = std::move(cb);

    rusty::avrcp_absolute_volume_enabled(true);

  }



  void DeviceDisconnected([[maybe_unused]] const RawAddress& bdaddr) override {

    volumeCb.Reset();

    rusty::avrcp_absolute_volume_enabled(false);

  }



  // Set TG's (Android, ChromeOS) volume.

  void SetVolume(int8_t volume) override {

    rusty::avrcp_absolute_volume_update(volume);

  }



  void DeviceConnected([[maybe_unused]] const RawAddress& bdaddr, [[maybe_unused]] VolumeChangedCb cb) override {}

  // Set CT's (headsets, speakers) volume.

  void SetDeviceVolume(int8_t volume) {

    if (!volumeCb || volume < 0) return;



  void DeviceDisconnected([[maybe_unused]] const RawAddress& bdaddr) override {}

    volumeCb.Run(volume);

  }



  void SetVolume([[maybe_unused]] int8_t volume) override {}

 private:

  VolumeInterface::VolumeChangedCb volumeCb;

};



}  // namespace bluetooth::avrcp
@@ -78,8 +102,6 @@ namespace internal { 
static A2dpIntf* g_a2dpif;

static AvrcpIntf* g_avrcpif;



namespace rusty = ::bluetooth::topshim::rust;



static RustRawAddress to_rust_address(const RawAddress& address) {

  RustRawAddress raddr;

  std::copy(std::begin(address.address), std::end(address.address), std::begin(raddr.address));
@@ -272,7 +294,7 @@ int AvrcpIntf::disconnect(RustRawAddress bt_addr) { 
}



void AvrcpIntf::set_volume(int8_t volume) {

  return mVolumeInterface.SetVolume(volume);

  return mVolumeInterface.SetDeviceVolume(volume);

}

}  // namespace rust

}  // namespace topshim

system/gd/rust/topshim/facade/src/media_service.rs

+6 −2
Original line number Diff line number Diff line
@@ -2,7 +2,7 @@ 


use bt_topshim::btif::BluetoothInterface;

use bt_topshim::profiles::a2dp::{A2dp, A2dpCallbacksDispatcher, A2dpSink};

use bt_topshim::profiles::avrcp::Avrcp;

use bt_topshim::profiles::avrcp::{Avrcp, AvrcpCallbacksDispatcher};

use bt_topshim_facade_protobuf::facade::{

    A2dpSourceConnectRequest, A2dpSourceConnectResponse, StartA2dpRequest, StartA2dpResponse,

};
@@ -17,6 +17,10 @@ fn get_a2dp_dispatcher() -> A2dpCallbacksDispatcher { 
    A2dpCallbacksDispatcher { dispatch: Box::new(move |_cb| {}) }

}



fn get_avrcp_dispatcher() -> AvrcpCallbacksDispatcher {

    AvrcpCallbacksDispatcher { dispatch: Box::new(move |_cb| {}) }

}



/// Main object for Media facade service

#[derive(Clone)]

pub struct MediaServiceImpl {
@@ -33,7 +37,7 @@ impl MediaServiceImpl { 
        let btif_a2dp_sink = A2dpSink::new(&btif_intf.lock().unwrap());

        let mut btif_avrcp = Avrcp::new(&btif_intf.lock().unwrap());

        btif_a2dp.initialize(get_a2dp_dispatcher());

        btif_avrcp.initialize();

        btif_avrcp.initialize(get_avrcp_dispatcher());



        create_media_service(Self {

            rt,