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/*
* Copyright (C) 2016 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <stdio.h>
#define LOG_TAG "DeviceHalHidl"
// #define LOG_NDEBUG 0
#include <cutils/native_handle.h>
#include <cutils/properties.h>
#include <hwbinder/IPCThreadState.h>
#include <media/AudioContainers.h>
#include <mediautils/TimeCheck.h>
#include <utils/Log.h>
#include PATH(android/hardware/audio/FILE_VERSION/IPrimaryDevice.h)
#include <HidlUtils.h>
#include <common/all-versions/VersionUtils.h>
#include <util/CoreUtils.h>
#include "DeviceHalHidl.h"
#include "EffectHalHidl.h"
#include "ParameterUtils.h"
#include "StreamHalHidl.h"
#if MAJOR_VERSION == 7 && MINOR_VERSION == 1
#include <aidl/android/hardware/audio/core/sounddose/BpSoundDose.h>
#include <aidl/android/hardware/audio/sounddose/BpSoundDoseFactory.h>
#include <android/binder_manager.h>
constexpr std::string_view kSoundDoseInterfaceModule = "/default";
using aidl::android::hardware::audio::core::sounddose::ISoundDose;
using aidl::android::hardware::audio::sounddose::ISoundDoseFactory;
#endif
using ::android::hardware::audio::common::COMMON_TYPES_CPP_VERSION::implementation::HidlUtils;
using ::android::hardware::audio::common::utils::EnumBitfield;
using ::android::hardware::audio::CORE_TYPES_CPP_VERSION::implementation::CoreUtils;
using ::android::hardware::hidl_string;
using ::android::hardware::hidl_vec;
namespace android {
using namespace ::android::hardware::audio::common::COMMON_TYPES_CPP_VERSION;
using namespace ::android::hardware::audio::CORE_TYPES_CPP_VERSION;
class DeviceHalHidl::SoundDoseWrapper {
public:
SoundDoseWrapper() = default;
~SoundDoseWrapper() = default;
#if MAJOR_VERSION == 7 && MINOR_VERSION == 1
std::shared_ptr<ISoundDoseFactory> mSoundDoseFactory;
std::shared_ptr<ISoundDose> mSoundDose;
#endif
};
DeviceHalHidl::DeviceHalHidl(const sp<::android::hardware::audio::CPP_VERSION::IDevice>& device)
: CoreConversionHelperHidl("DeviceHalHidl"),
mDevice(device),
mSoundDoseWrapper(std::make_unique<DeviceHalHidl::SoundDoseWrapper>()) {
}
DeviceHalHidl::DeviceHalHidl(
const sp<::android::hardware::audio::CPP_VERSION::IPrimaryDevice>& device)
: CoreConversionHelperHidl("DeviceHalHidl"),
#if MAJOR_VERSION <= 6 || (MAJOR_VERSION == 7 && MINOR_VERSION == 0)
mDevice(device),
#endif
mPrimaryDevice(device),
mSoundDoseWrapper(std::make_unique<DeviceHalHidl::SoundDoseWrapper>()) {
#if MAJOR_VERSION == 7 && MINOR_VERSION == 1
auto getDeviceRet = mPrimaryDevice->getDevice();
if (getDeviceRet.isOk()) {
mDevice = getDeviceRet;
} else {
ALOGE("Call to IPrimaryDevice.getDevice has failed: %s",
getDeviceRet.description().c_str());
}
#endif
}
DeviceHalHidl::~DeviceHalHidl() {
if (mDevice != 0) {
#if MAJOR_VERSION <= 5
mDevice.clear();
hardware::IPCThreadState::self()->flushCommands();
#elif MAJOR_VERSION >= 6
mDevice->close();
#endif
}
}
status_t DeviceHalHidl::getAudioPorts(
std::vector<media::audio::common::AudioPort> *ports __unused) {
return INVALID_OPERATION;
}
status_t DeviceHalHidl::getAudioRoutes(std::vector<media::AudioRoute> *routes __unused) {
return INVALID_OPERATION;
}
status_t DeviceHalHidl::getSupportedModes(
std::vector<media::audio::common::AudioMode> *modes __unused) {
return INVALID_OPERATION;
}
status_t DeviceHalHidl::getSupportedDevices(uint32_t*) {
// Obsolete.
return INVALID_OPERATION;
}
status_t DeviceHalHidl::initCheck() {
TIME_CHECK();
if (mDevice == 0) return NO_INIT;
return processReturn("initCheck", mDevice->initCheck());
}
status_t DeviceHalHidl::setVoiceVolume(float volume) {
TIME_CHECK();
if (mDevice == 0) return NO_INIT;
if (mPrimaryDevice == 0) return INVALID_OPERATION;
return processReturn("setVoiceVolume", mPrimaryDevice->setVoiceVolume(volume));
}
status_t DeviceHalHidl::setMasterVolume(float volume) {
TIME_CHECK();
if (mDevice == 0) return NO_INIT;
return processReturn("setMasterVolume", mDevice->setMasterVolume(volume));
}
status_t DeviceHalHidl::getMasterVolume(float *volume) {
TIME_CHECK();
if (mDevice == 0) return NO_INIT;
Result retval;
Return<void> ret = mDevice->getMasterVolume(
[&](Result r, float v) {
retval = r;
if (retval == Result::OK) {
*volume = v;
}
});
return processReturn("getMasterVolume", ret, retval);
}
status_t DeviceHalHidl::setMode(audio_mode_t mode) {
TIME_CHECK();
if (mDevice == 0) return NO_INIT;
if (mPrimaryDevice == 0) return INVALID_OPERATION;
return processReturn("setMode", mPrimaryDevice->setMode(AudioMode(mode)));
}
status_t DeviceHalHidl::setMicMute(bool state) {
TIME_CHECK();
if (mDevice == 0) return NO_INIT;
return processReturn("setMicMute", mDevice->setMicMute(state));
}
status_t DeviceHalHidl::getMicMute(bool *state) {
TIME_CHECK();
if (mDevice == 0) return NO_INIT;
Result retval;
Return<void> ret = mDevice->getMicMute(
[&](Result r, bool mute) {
retval = r;
if (retval == Result::OK) {
*state = mute;
}
});
return processReturn("getMicMute", ret, retval);
}
status_t DeviceHalHidl::setMasterMute(bool state) {
TIME_CHECK();
if (mDevice == 0) return NO_INIT;
return processReturn("setMasterMute", mDevice->setMasterMute(state));
}
status_t DeviceHalHidl::getMasterMute(bool *state) {
TIME_CHECK();
if (mDevice == 0) return NO_INIT;
Result retval;
Return<void> ret = mDevice->getMasterMute(
[&](Result r, bool mute) {
retval = r;
if (retval == Result::OK) {
*state = mute;
}
});
return processReturn("getMasterMute", ret, retval);
}
status_t DeviceHalHidl::setParameters(const String8& kvPairs) {
TIME_CHECK();
if (mDevice == 0) return NO_INIT;
hidl_vec<ParameterValue> hidlParams;
status_t status = parametersFromHal(kvPairs, &hidlParams);
if (status != OK) return status;
// TODO: change the API so that context and kvPairs are separated
return processReturn("setParameters",
utils::setParameters(mDevice, {} /* context */, hidlParams));
}
status_t DeviceHalHidl::getParameters(const String8& keys, String8 *values) {
TIME_CHECK();
values->clear();
if (mDevice == 0) return NO_INIT;
hidl_vec<hidl_string> hidlKeys;
status_t status = keysFromHal(keys, &hidlKeys);
if (status != OK) return status;
Result retval;
Return<void> ret = utils::getParameters(mDevice,
{} /* context */,
hidlKeys,
[&](Result r, const hidl_vec<ParameterValue>& parameters) {
retval = r;
if (retval == Result::OK) {
parametersToHal(parameters, values);
}
});
return processReturn("getParameters", ret, retval);
}
status_t DeviceHalHidl::getInputBufferSize(
struct audio_config *config, size_t *size) {
TIME_CHECK();
if (mDevice == 0) return NO_INIT;
AudioConfig hidlConfig;
HidlUtils::audioConfigFromHal(*config, true /*isInput*/, &hidlConfig);
Result retval;
Return<void> ret = mDevice->getInputBufferSize(
hidlConfig,
[&](Result r, uint64_t bufferSize) {
retval = r;
if (retval == Result::OK) {
*size = static_cast<size_t>(bufferSize);
}
});
return processReturn("getInputBufferSize", ret, retval);
}
status_t DeviceHalHidl::openOutputStream(
audio_io_handle_t handle,
audio_devices_t deviceType,
audio_output_flags_t flags,
struct audio_config *config,
const char *address,
sp<StreamOutHalInterface> *outStream) {
TIME_CHECK();
if (mDevice == 0) return NO_INIT;
DeviceAddress hidlDevice;
if (status_t status = CoreUtils::deviceAddressFromHal(deviceType, address, &hidlDevice);
status != OK) {
return status;
}
AudioConfig hidlConfig;
if (status_t status = HidlUtils::audioConfigFromHal(*config, false /*isInput*/, &hidlConfig);
status != OK) {
return status;
}
#if !(MAJOR_VERSION == 7 && MINOR_VERSION == 1)
//TODO: b/193496180 use spatializer flag at audio HAL when available
if ((flags & AUDIO_OUTPUT_FLAG_SPATIALIZER) != 0) {
flags = (audio_output_flags_t)(flags & ~AUDIO_OUTPUT_FLAG_SPATIALIZER);
flags = (audio_output_flags_t)
(flags | AUDIO_OUTPUT_FLAG_FAST | AUDIO_OUTPUT_FLAG_DEEP_BUFFER);
}
#endif
CoreUtils::AudioOutputFlags hidlFlags;
if (status_t status = CoreUtils::audioOutputFlagsFromHal(flags, &hidlFlags); status != OK) {
return status;
}
Result retval = Result::NOT_INITIALIZED;
#if MAJOR_VERSION == 7 && MINOR_VERSION == 1
Return<void> ret = mDevice->openOutputStream_7_1(
#else
Return<void> ret = mDevice->openOutputStream(
#endif
handle, hidlDevice, hidlConfig, hidlFlags,
#if MAJOR_VERSION >= 4
{} /* metadata */,
#endif
[&](Result r, const sp<::android::hardware::audio::CPP_VERSION::IStreamOut>& result,
const AudioConfig& suggestedConfig) {
retval = r;
if (retval == Result::OK) {
*outStream = new StreamOutHalHidl(result);
}
HidlUtils::audioConfigToHal(suggestedConfig, config);
});
const status_t status = processReturn("openOutputStream", ret, retval);
cleanupStreams();
if (status == NO_ERROR) {
mStreams.insert({handle, *outStream});
}
return status;
}
status_t DeviceHalHidl::openInputStream(
audio_io_handle_t handle,
audio_devices_t devices,
struct audio_config *config,
audio_input_flags_t flags,
const char *address,
audio_source_t source,
audio_devices_t outputDevice,
const char *outputDeviceAddress,
sp<StreamInHalInterface> *inStream) {
TIME_CHECK();
if (mDevice == 0) return NO_INIT;
DeviceAddress hidlDevice;
if (status_t status = CoreUtils::deviceAddressFromHal(devices, address, &hidlDevice);
status != OK) {
return status;
}
AudioConfig hidlConfig;
if (status_t status = HidlUtils::audioConfigFromHal(*config, true /*isInput*/, &hidlConfig);
status != OK) {
return status;
}
CoreUtils::AudioInputFlags hidlFlags;
#if MAJOR_VERSION <= 5
// Some flags were specific to framework and must not leak to the HAL.
flags = static_cast<audio_input_flags_t>(flags & ~AUDIO_INPUT_FLAG_DIRECT);
#endif
if (status_t status = CoreUtils::audioInputFlagsFromHal(flags, &hidlFlags); status != OK) {
return status;
}
Result retval = Result::NOT_INITIALIZED;
#if MAJOR_VERSION == 2
auto sinkMetadata = AudioSource(source);
#elif MAJOR_VERSION >= 4
// TODO: correctly propagate the tracks sources and volume
// for now, only send the main source at 1dbfs
AudioSource hidlSource;
if (status_t status = HidlUtils::audioSourceFromHal(source, &hidlSource); status != OK) {
return status;
}
SinkMetadata sinkMetadata = {{{ .source = std::move(hidlSource), .gain = 1 }}};
#endif
#if MAJOR_VERSION < 5
(void)outputDevice;
(void)outputDeviceAddress;
#else
#if MAJOR_VERSION >= 7
(void)HidlUtils::audioChannelMaskFromHal(
AUDIO_CHANNEL_NONE, true /*isInput*/, &sinkMetadata.tracks[0].channelMask);
#endif
if (outputDevice != AUDIO_DEVICE_NONE) {
DeviceAddress hidlOutputDevice;
if (status_t status = CoreUtils::deviceAddressFromHal(
outputDevice, outputDeviceAddress, &hidlOutputDevice); status != OK) {
return status;
}
sinkMetadata.tracks[0].destination.device(std::move(hidlOutputDevice));
}
#endif
Return<void> ret = mDevice->openInputStream(
handle, hidlDevice, hidlConfig, hidlFlags, sinkMetadata,
[&](Result r,
const sp<::android::hardware::audio::CORE_TYPES_CPP_VERSION::IStreamIn>& result,
const AudioConfig& suggestedConfig) {
retval = r;
if (retval == Result::OK) {
*inStream = new StreamInHalHidl(result);
}
HidlUtils::audioConfigToHal(suggestedConfig, config);
});
const status_t status = processReturn("openInputStream", ret, retval);
cleanupStreams();
if (status == NO_ERROR) {
mStreams.insert({handle, *inStream});
}
return status;
}
status_t DeviceHalHidl::supportsAudioPatches(bool *supportsPatches) {
TIME_CHECK();
if (mDevice == 0) return NO_INIT;
return processReturn("supportsAudioPatches", mDevice->supportsAudioPatches(), supportsPatches);
}
status_t DeviceHalHidl::createAudioPatch(
unsigned int num_sources,
const struct audio_port_config *sources,
unsigned int num_sinks,
const struct audio_port_config *sinks,
audio_patch_handle_t *patch) {
TIME_CHECK();
if (mDevice == 0) return NO_INIT;
if (patch == nullptr) return BAD_VALUE;
#if MAJOR_VERSION < 6
if (*patch != AUDIO_PATCH_HANDLE_NONE) {
status_t status = releaseAudioPatch(*patch);
ALOGW_IF(status != NO_ERROR, "%s error %d releasing patch handle %d",
__func__, status, *patch);
*patch = AUDIO_PATCH_HANDLE_NONE;
}
#endif
hidl_vec<AudioPortConfig> hidlSources, hidlSinks;
HidlUtils::audioPortConfigsFromHal(num_sources, sources, &hidlSources);
HidlUtils::audioPortConfigsFromHal(num_sinks, sinks, &hidlSinks);
Result retval = Result::OK;
Return<void> ret;
std::string methodName = "createAudioPatch";
if (*patch == AUDIO_PATCH_HANDLE_NONE) { // always true for MAJOR_VERSION < 6
ret = mDevice->createAudioPatch(
hidlSources, hidlSinks,
[&](Result r, AudioPatchHandle hidlPatch) {
retval = r;
if (retval == Result::OK) {
*patch = static_cast<audio_patch_handle_t>(hidlPatch);
}
});
} else {
#if MAJOR_VERSION >= 6
ret = mDevice->updateAudioPatch(
*patch,
hidlSources, hidlSinks,
[&](Result r, AudioPatchHandle hidlPatch) {
retval = r;
if (retval == Result::OK) {
*patch = static_cast<audio_patch_handle_t>(hidlPatch);
}
});
methodName = "updateAudioPatch";
#endif
}
return processReturn(methodName.c_str(), ret, retval);
}
status_t DeviceHalHidl::releaseAudioPatch(audio_patch_handle_t patch) {
TIME_CHECK();
if (mDevice == 0) return NO_INIT;
return processReturn("releaseAudioPatch", mDevice->releaseAudioPatch(patch));
}
template <typename HalPort>
status_t DeviceHalHidl::getAudioPortImpl(HalPort *port) {
using ::android::hardware::audio::common::COMMON_TYPES_CPP_VERSION::AudioPort;
if (mDevice == 0) return NO_INIT;
AudioPort hidlPort;
HidlUtils::audioPortFromHal(*port, &hidlPort);
Result retval;
Return<void> ret = mDevice->getAudioPort(
hidlPort,
[&](Result r, const AudioPort& p) {
retval = r;
if (retval == Result::OK) {
HidlUtils::audioPortToHal(p, port);
}
});
return processReturn("getAudioPort", ret, retval);
}
status_t DeviceHalHidl::getAudioPort(struct audio_port *port) {
TIME_CHECK();
return getAudioPortImpl(port);
}
status_t DeviceHalHidl::getAudioPort(struct audio_port_v7 *port) {
TIME_CHECK();
#if MAJOR_VERSION >= 7
return getAudioPortImpl(port);
#else
struct audio_port audioPort = {};
status_t result = NO_ERROR;
if (!audio_populate_audio_port(port, &audioPort)) {
ALOGE("Failed to populate legacy audio port from audio_port_v7");
result = BAD_VALUE;
}
status_t status = getAudioPort(&audioPort);
if (status == NO_ERROR) {
audio_populate_audio_port_v7(&audioPort, port);
} else {
result = status;
}
return result;
#endif
}
status_t DeviceHalHidl::setAudioPortConfig(const struct audio_port_config *config) {
using ::android::hardware::audio::common::COMMON_TYPES_CPP_VERSION::AudioPortConfig;
TIME_CHECK();
if (mDevice == 0) return NO_INIT;
AudioPortConfig hidlConfig;
HidlUtils::audioPortConfigFromHal(*config, &hidlConfig);
return processReturn("setAudioPortConfig", mDevice->setAudioPortConfig(hidlConfig));
}
#if MAJOR_VERSION == 2
status_t DeviceHalHidl::getMicrophones(
std::vector<audio_microphone_characteristic_t> *microphonesInfo __unused) {
if (mDevice == 0) return NO_INIT;
return INVALID_OPERATION;
}
#elif MAJOR_VERSION >= 4
status_t DeviceHalHidl::getMicrophones(
std::vector<audio_microphone_characteristic_t> *microphonesInfo) {
TIME_CHECK();
if (mDevice == 0) return NO_INIT;
Result retval;
Return<void> ret = mDevice->getMicrophones(
[&](Result r, hidl_vec<MicrophoneInfo> micArrayHal) {
retval = r;
for (size_t k = 0; k < micArrayHal.size(); k++) {
audio_microphone_characteristic_t dst;
//convert
(void)CoreUtils::microphoneInfoToHal(micArrayHal[k], &dst);
microphonesInfo->push_back(dst);
}
});
return processReturn("getMicrophones", ret, retval);
}
#endif
#if MAJOR_VERSION >= 6
status_t DeviceHalHidl::addDeviceEffect(
const struct audio_port_config *device, sp<EffectHalInterface> effect) {
TIME_CHECK();
if (mDevice == 0) return NO_INIT;
auto hidlEffect = sp<effect::EffectHalHidl>::cast(effect);
return processReturn("addDeviceEffect", mDevice->addDeviceEffect(
static_cast<AudioPortHandle>(device->id), hidlEffect->effectId()));
}
#else
status_t DeviceHalHidl::addDeviceEffect(
const struct audio_port_config *device __unused, sp<EffectHalInterface> effect __unused) {
return INVALID_OPERATION;
}
#endif
#if MAJOR_VERSION >= 6
status_t DeviceHalHidl::removeDeviceEffect(
const struct audio_port_config *device, sp<EffectHalInterface> effect) {
TIME_CHECK();
if (mDevice == 0) return NO_INIT;
auto hidlEffect = sp<effect::EffectHalHidl>::cast(effect);
return processReturn("removeDeviceEffect", mDevice->removeDeviceEffect(
static_cast<AudioPortHandle>(device->id), hidlEffect->effectId()));
}
#else
status_t DeviceHalHidl::removeDeviceEffect(
const struct audio_port_config *device __unused, sp<EffectHalInterface> effect __unused) {
return INVALID_OPERATION;
}
#endif
status_t DeviceHalHidl::prepareToDisconnectExternalDevice(const struct audio_port_v7* port) {
// For HIDL HAL, there is not API to call notify the HAL to prepare for device connected
// state changed. Call `setConnectedState` directly.
const status_t status = setConnectedState(port, false /*connected*/);
if (status == NO_ERROR) {
// Cache the port id so that it won't disconnect twice.
mDeviceDisconnectionNotified.insert(port->id);
}
return status;
}
status_t DeviceHalHidl::setConnectedState(const struct audio_port_v7 *port, bool connected) {
using ::android::hardware::audio::common::COMMON_TYPES_CPP_VERSION::AudioPort;
TIME_CHECK();
if (mDevice == 0) return NO_INIT;
if (!connected && mDeviceDisconnectionNotified.erase(port->id) > 0) {
// For device disconnection, APM will first call `prepareToDisconnectExternalDevice` and
// then call `setConnectedState`. However, in HIDL HAL, there is no API for
// `prepareToDisconnectExternalDevice`. In that case, HIDL HAL will call `setConnectedState`
// when calling `prepareToDisconnectExternalDevice`. Do not call to the HAL if previous
// call is successful. Also remove the cache here to avoid a large cache after a long run.
return NO_ERROR;
}
#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));
}
error::Result<audio_hw_sync_t> DeviceHalHidl::getHwAvSync() {
TIME_CHECK();
if (mDevice == 0) return NO_INIT;
audio_hw_sync_t value;
Result result;
Return<void> ret = mDevice->getHwAvSync([&value, &result](Result r, audio_hw_sync_t v) {
value = v;
result = r;
});
RETURN_IF_ERROR(processReturn("getHwAvSync", ret, result));
return value;
}
status_t DeviceHalHidl::dump(int fd, const Vector<String16>& args) {
TIME_CHECK();
if (mDevice == 0) return NO_INIT;
native_handle_t* hidlHandle = native_handle_create(1, 0);
hidlHandle->data[0] = fd;
hidl_vec<hidl_string> hidlArgs;
argsFromHal(args, &hidlArgs);
Return<void> ret = mDevice->debug(hidlHandle, hidlArgs);
native_handle_delete(hidlHandle);
// TODO(b/111997867, b/177271958) Workaround - remove when fixed.
// A Binder transmitted fd may not close immediately due to a race condition b/111997867
// when the remote binder thread removes the last refcount to the fd blocks in the
// kernel for binder activity. We send a Binder ping() command to unblock the thread
// and complete the fd close / release.
//
// See DeviceHalHidl::dump(), EffectHalHidl::dump(), StreamHalHidl::dump(),
// EffectsFactoryHalHidl::dumpEffects().
(void)mDevice->ping(); // synchronous Binder call
return processReturn("dump", ret);
}
#if MAJOR_VERSION == 7 && MINOR_VERSION == 1
status_t DeviceHalHidl::getSoundDoseInterface(const std::string& module,
::ndk::SpAIBinder* soundDoseBinder) {
if (mSoundDoseWrapper->mSoundDose != nullptr) {
*soundDoseBinder = mSoundDoseWrapper->mSoundDose->asBinder();
return OK;
}
if (mSoundDoseWrapper->mSoundDoseFactory == nullptr) {
std::string interface =
std::string(ISoundDoseFactory::descriptor) + kSoundDoseInterfaceModule.data();
AIBinder* binder = AServiceManager_checkService(interface.c_str());
if (binder == nullptr) {
ALOGW("%s service %s doesn't exist", __func__, interface.c_str());
return NO_INIT;
}
mSoundDoseWrapper->mSoundDoseFactory =
ISoundDoseFactory::fromBinder(ndk::SpAIBinder(binder));
}
auto result = mSoundDoseWrapper->mSoundDoseFactory->getSoundDose(
module, &mSoundDoseWrapper->mSoundDose);
if (!result.isOk()) {
ALOGW("%s could not get sound dose interface: %s", __func__, result.getMessage());
return BAD_VALUE;
}
if (mSoundDoseWrapper->mSoundDose == nullptr) {
ALOGW("%s standalone sound dose interface is not implemented", __func__);
*soundDoseBinder = nullptr;
return OK;
}
*soundDoseBinder = mSoundDoseWrapper->mSoundDose->asBinder();
ALOGI("%s using standalone sound dose interface", __func__);
return OK;
}
#else
status_t DeviceHalHidl::getSoundDoseInterface(const std::string& module,
::ndk::SpAIBinder* soundDoseBinder) {
(void)module; // avoid unused param
(void)soundDoseBinder; // avoid unused param
return INVALID_OPERATION;
}
#endif
status_t DeviceHalHidl::supportsBluetoothVariableLatency(bool* supports) {
if (supports == nullptr) {
return BAD_VALUE;
}
*supports = false;
String8 reply;
status_t status = getParameters(
String8(AUDIO_PARAMETER_BT_VARIABLE_LATENCY_SUPPORTED), &reply);
if (status != NO_ERROR) {
return status;
}
AudioParameter replyParams(reply);
String8 trueOrFalse;
status = replyParams.get(
String8(AUDIO_PARAMETER_BT_VARIABLE_LATENCY_SUPPORTED), trueOrFalse);
if (status != NO_ERROR) {
return status;
}
*supports = trueOrFalse == AudioParameter::valueTrue;
return NO_ERROR;
}
namespace {
status_t getParametersFromStream(
sp<StreamHalInterface> stream,
const char* parameters,
const char* extraParameters,
String8* reply) {
String8 request(parameters);
if (extraParameters != nullptr) {
request.append(";");
request.append(extraParameters);
}
status_t status = stream->getParameters(request, reply);
if (status != NO_ERROR) {
ALOGW("%s, failed to query %s, status=%d", __func__, parameters, status);
return status;
}
AudioParameter repliedParameters(*reply);
status = repliedParameters.get(String8(parameters), *reply);
if (status != NO_ERROR) {
ALOGW("%s: failed to retrieve %s, bailing out", __func__, parameters);
}
return status;
}
} // namespace
status_t DeviceHalHidl::getAudioMixPort(const struct audio_port_v7 *devicePort,
struct audio_port_v7 *mixPort) {
// For HIDL HAL, querying mix port information is not supported. If the HAL supports
// `getAudioPort` API to query the device port attributes, use the structured audio profiles
// that have the same attributes reported by the `getParameters` API. Otherwise, only use
// the attributes reported by `getParameters` API.
struct audio_port_v7 temp = *devicePort;
AudioProfileAttributesMultimap attrsFromDevice;
status_t status = getAudioPort(&temp);
if (status == NO_ERROR) {
attrsFromDevice = createAudioProfilesAttrMap(temp.audio_profiles, 0 /*first*/,
temp.num_audio_profiles);
}
auto streamIt = mStreams.find(mixPort->ext.mix.handle);
if (streamIt == mStreams.end()) {
return BAD_VALUE;
}
auto stream = streamIt->second.promote();
if (stream == nullptr) {
return BAD_VALUE;
}
String8 formatsStr;
status = getParametersFromStream(
stream, AudioParameter::keyStreamSupportedFormats, nullptr /*extraParameters*/,
&formatsStr);
if (status != NO_ERROR) {
return status;
}
FormatVector formats = formatsFromString(formatsStr.c_str());
mixPort->num_audio_profiles = 0;
for (audio_format_t format : formats) {
if (mixPort->num_audio_profiles >= AUDIO_PORT_MAX_AUDIO_PROFILES) {
ALOGW("%s, too many audio profiles", __func__);
break;
}
AudioParameter formatParameter;
formatParameter.addInt(String8(AudioParameter::keyFormat), format);
String8 samplingRatesStr;
status = getParametersFromStream(
stream, AudioParameter::keyStreamSupportedSamplingRates,
formatParameter.toString(), &samplingRatesStr);
if (status != NO_ERROR) {
// Failed to query supported sample rate for current format, may succeed with
// other formats.
ALOGW("Skip adding format=%#x, status=%d", format, status);
continue;
}
SampleRateSet sampleRatesFromStream = samplingRatesFromString(samplingRatesStr.c_str());
if (sampleRatesFromStream.empty()) {
ALOGW("Skip adding format=%#x as the returned sampling rates are empty", format);
continue;
}
String8 channelMasksStr;
status = getParametersFromStream(
stream, AudioParameter::keyStreamSupportedChannels,
formatParameter.toString(), &channelMasksStr);
if (status != NO_ERROR) {
// Failed to query supported channel masks for current format, may succeed with
// other formats.
ALOGW("Skip adding format=%#x, status=%d", format, status);
continue;
}
ChannelMaskSet channelMasksFromStream = channelMasksFromString(channelMasksStr.c_str());
if (channelMasksFromStream.empty()) {
ALOGW("Skip adding format=%#x as the returned channel masks are empty", format);
continue;
}
// For an audio format, all audio profiles from the device port with the same format will
// be added to mix port after filtering sample rates, channel masks according to the reply
// of getParameters API. If there is any sample rate or channel mask reported by
// getParameters API but not reported by the device, additional audio profiles will be
// added.
populateAudioProfiles(attrsFromDevice, format, channelMasksFromStream,
sampleRatesFromStream, mixPort->audio_profiles,
&mixPort->num_audio_profiles);
}
return NO_ERROR;
}
void DeviceHalHidl::cleanupStreams() {
for (auto it = mStreams.begin(); it != mStreams.end();) {
if (it->second.promote() == nullptr) {
it = mStreams.erase(it);
} else {
++it;
}
}
}
} // namespace android