audiopolicy: Indicate output device change to all input threads for pre-processing

                mpClientInterface->onAudioPatchListUpdate();

            }

        }

        // inform all input as well

        for (size_t i = 0; i < mInputs.size(); i++) {

            const sp<AudioInputDescriptor>  inputDescriptor = mInputs.valueAt(i);

            if (!isVirtualInputDevice(inputDescriptor->mDevice)) {

                AudioParameter inputCmd = AudioParameter();

                ALOGV("%s: inform input %d of device:%d", __func__,

                      inputDescriptor->mIoHandle, device);

                inputCmd.addInt(String8(AudioParameter::keyRouting),device);

                mpClientInterface->setParameters(inputDescriptor->mIoHandle,

                                                 inputCmd.toString(),

                                                 delayMs);

            }

        }

    }

    // update stream volumes according to new device