Implement use of Device.setConnectedState/_7_1 HAL method

Add 'Device.setConnectedState' to libaudiohal. It tries
to use Device.setConnectedState_7_1 when supported, or
fallbacks to Device.setConnectedState.

Remove direct use of setParameters from the framework
code. Add required plumbing between APM and AF.

Bug: 211601178
Test: on the device, check that HAL still receives the update
Change-Id: Ic9ac6fbea6ceea7db504d9c962392d90e21f57cb
(cherry picked from commit 516d398b4432022b1d39c8b32df25a6b894c010a)
Merged-In: Ic9ac6fbea6ceea7db504d9c962392d90e21f57cb
diff --git a/media/libaudiohal/impl/DeviceHalHidl.cpp b/media/libaudiohal/impl/DeviceHalHidl.cpp
index 50311e5..f450c22 100644
--- a/media/libaudiohal/impl/DeviceHalHidl.cpp
+++ b/media/libaudiohal/impl/DeviceHalHidl.cpp
@@ -478,6 +478,32 @@
 }
 #endif
 
+status_t DeviceHalHidl::setConnectedState(const struct audio_port_v7 *port, bool connected) {
+    if (mDevice == 0) return NO_INIT;
+#if MAJOR_VERSION == 7 && MINOR_VERSION == 1
+    if (supportsSetConnectedState7_1) {
+        AudioPort hidlPort;
+        if (status_t result = HidlUtils::audioPortFromHal(*port, &hidlPort); result != NO_ERROR) {
+            return result;
+        }
+        Return<Result> ret = mDevice->setConnectedState_7_1(hidlPort, connected);
+        if (!ret.isOk() || ret != Result::NOT_SUPPORTED) {
+            return processReturn("setConnectedState_7_1", ret);
+        } else if (ret == Result::OK) {
+            return NO_ERROR;
+        }
+        supportsSetConnectedState7_1 = false;
+    }
+#endif
+    DeviceAddress hidlAddress;
+    if (status_t result = CoreUtils::deviceAddressFromHal(
+                    port->ext.device.type, port->ext.device.address, &hidlAddress);
+            result != NO_ERROR) {
+        return result;
+    }
+    return processReturn("setConnectedState", mDevice->setConnectedState(hidlAddress, connected));
+}
+
 status_t DeviceHalHidl::dump(int fd, const Vector<String16>& args) {
     if (mDevice == 0) return NO_INIT;
     native_handle_t* hidlHandle = native_handle_create(1, 0);
diff --git a/media/libaudiohal/impl/DeviceHalHidl.h b/media/libaudiohal/impl/DeviceHalHidl.h
index d2b31d4..fb0be5a 100644
--- a/media/libaudiohal/impl/DeviceHalHidl.h
+++ b/media/libaudiohal/impl/DeviceHalHidl.h
@@ -115,13 +115,16 @@
     status_t addDeviceEffect(audio_port_handle_t device, sp<EffectHalInterface> effect) override;
     status_t removeDeviceEffect(audio_port_handle_t device, sp<EffectHalInterface> effect) override;
 
+    status_t setConnectedState(const struct audio_port_v7 *port, bool connected) override;
+
     status_t dump(int fd, const Vector<String16>& args) override;
 
   private:
     friend class DevicesFactoryHalHidl;
     sp<::android::hardware::audio::CPP_VERSION::IDevice> mDevice;
-    sp<::android::hardware::audio::CPP_VERSION::IPrimaryDevice> mPrimaryDevice;
     // Null if it's not a primary device.
+    sp<::android::hardware::audio::CPP_VERSION::IPrimaryDevice> mPrimaryDevice;
+    bool supportsSetConnectedState7_1 = true;
 
     // Can not be constructed directly by clients.
     explicit DeviceHalHidl(const sp<::android::hardware::audio::CPP_VERSION::IDevice>& device);
diff --git a/media/libaudiohal/impl/DeviceHalLocal.cpp b/media/libaudiohal/impl/DeviceHalLocal.cpp
index 1384c1e..e473e41 100644
--- a/media/libaudiohal/impl/DeviceHalLocal.cpp
+++ b/media/libaudiohal/impl/DeviceHalLocal.cpp
@@ -17,6 +17,7 @@
 #define LOG_TAG "DeviceHalLocal"
 //#define LOG_NDEBUG 0
 
+#include <media/AudioParameter.h>
 #include <utils/Log.h>
 
 #include "DeviceHalLocal.h"
@@ -232,6 +233,14 @@
     return INVALID_OPERATION;
 }
 
+status_t DeviceHalLocal::setConnectedState(const struct audio_port_v7 *port, bool connected) {
+    AudioParameter param(String8(port->ext.device.address));
+    const String8 key(connected ?
+            AudioParameter::keyDeviceConnect : AudioParameter::keyDeviceDisconnect);
+    param.addInt(key, port->ext.device.type);
+    return setParameters(param.toString());
+}
+
 status_t DeviceHalLocal::dump(int fd, const Vector<String16>& /* args */) {
     return mDev->dump(mDev, fd);
 }
diff --git a/media/libaudiohal/impl/DeviceHalLocal.h b/media/libaudiohal/impl/DeviceHalLocal.h
index a75ce2e..79db930 100644
--- a/media/libaudiohal/impl/DeviceHalLocal.h
+++ b/media/libaudiohal/impl/DeviceHalLocal.h
@@ -111,6 +111,8 @@
     status_t addDeviceEffect(audio_port_handle_t device, sp<EffectHalInterface> effect) override;
     status_t removeDeviceEffect(audio_port_handle_t device, sp<EffectHalInterface> effect) override;
 
+    status_t setConnectedState(const struct audio_port_v7 *port, bool connected) override;
+
     status_t dump(int fd, const Vector<String16>& args) override;
 
     void closeOutputStream(struct audio_stream_out *stream_out);
diff --git a/media/libaudiohal/include/media/audiohal/DeviceHalInterface.h b/media/libaudiohal/include/media/audiohal/DeviceHalInterface.h
index 69cbcec..f0a0b29 100644
--- a/media/libaudiohal/include/media/audiohal/DeviceHalInterface.h
+++ b/media/libaudiohal/include/media/audiohal/DeviceHalInterface.h
@@ -120,6 +120,9 @@
     virtual status_t removeDeviceEffect(
             audio_port_handle_t device, sp<EffectHalInterface> effect) = 0;
 
+    // Update the connection status of an external device.
+    virtual status_t setConnectedState(const struct audio_port_v7 *port, bool connected) = 0;
+
     virtual status_t dump(int fd, const Vector<String16>& args) = 0;
 
   protected: