| /* |
| * 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 <android/hardware/audio/2.0/IPrimaryDevice.h> |
| #include <cutils/native_handle.h> |
| #include <hwbinder/IPCThreadState.h> |
| #include <utils/Log.h> |
| |
| #include "DeviceHalHidl.h" |
| #include "HidlUtils.h" |
| #include "StreamHalHidl.h" |
| |
| using ::android::hardware::audio::common::V2_0::AudioConfig; |
| using ::android::hardware::audio::common::V2_0::AudioDevice; |
| using ::android::hardware::audio::common::V2_0::AudioInputFlag; |
| using ::android::hardware::audio::common::V2_0::AudioOutputFlag; |
| using ::android::hardware::audio::common::V2_0::AudioPatchHandle; |
| using ::android::hardware::audio::common::V2_0::AudioPort; |
| using ::android::hardware::audio::common::V2_0::AudioPortConfig; |
| using ::android::hardware::audio::common::V2_0::AudioMode; |
| using ::android::hardware::audio::common::V2_0::AudioSource; |
| using ::android::hardware::audio::V2_0::DeviceAddress; |
| using ::android::hardware::audio::V2_0::IPrimaryDevice; |
| using ::android::hardware::audio::V2_0::ParameterValue; |
| using ::android::hardware::audio::V2_0::Result; |
| using ::android::hardware::hidl_string; |
| using ::android::hardware::hidl_vec; |
| |
| namespace android { |
| |
| namespace { |
| |
| status_t deviceAddressFromHal( |
| audio_devices_t device, const char* halAddress, DeviceAddress* address) { |
| address->device = AudioDevice(device); |
| |
| if (address == nullptr || strnlen(halAddress, AUDIO_DEVICE_MAX_ADDRESS_LEN) == 0) { |
| return OK; |
| } |
| const bool isInput = (device & AUDIO_DEVICE_BIT_IN) != 0; |
| if (isInput) device &= ~AUDIO_DEVICE_BIT_IN; |
| if ((!isInput && (device & AUDIO_DEVICE_OUT_ALL_A2DP) != 0) |
| || (isInput && (device & AUDIO_DEVICE_IN_BLUETOOTH_A2DP) != 0)) { |
| int status = sscanf(halAddress, |
| "%hhX:%hhX:%hhX:%hhX:%hhX:%hhX", |
| &address->address.mac[0], &address->address.mac[1], &address->address.mac[2], |
| &address->address.mac[3], &address->address.mac[4], &address->address.mac[5]); |
| return status == 6 ? OK : BAD_VALUE; |
| } else if ((!isInput && (device & AUDIO_DEVICE_OUT_IP) != 0) |
| || (isInput && (device & AUDIO_DEVICE_IN_IP) != 0)) { |
| int status = sscanf(halAddress, |
| "%hhu.%hhu.%hhu.%hhu", |
| &address->address.ipv4[0], &address->address.ipv4[1], |
| &address->address.ipv4[2], &address->address.ipv4[3]); |
| return status == 4 ? OK : BAD_VALUE; |
| } else if ((!isInput && (device & AUDIO_DEVICE_OUT_ALL_USB)) != 0 |
| || (isInput && (device & AUDIO_DEVICE_IN_ALL_USB)) != 0) { |
| int status = sscanf(halAddress, |
| "card=%d;device=%d", |
| &address->address.alsa.card, &address->address.alsa.device); |
| return status == 2 ? OK : BAD_VALUE; |
| } else if ((!isInput && (device & AUDIO_DEVICE_OUT_BUS) != 0) |
| || (isInput && (device & AUDIO_DEVICE_IN_BUS) != 0)) { |
| if (halAddress != NULL) { |
| address->busAddress = halAddress; |
| return OK; |
| } |
| return BAD_VALUE; |
| } else if ((!isInput && (device & AUDIO_DEVICE_OUT_REMOTE_SUBMIX)) != 0 |
| || (isInput && (device & AUDIO_DEVICE_IN_REMOTE_SUBMIX) != 0)) { |
| if (halAddress != NULL) { |
| address->rSubmixAddress = halAddress; |
| return OK; |
| } |
| return BAD_VALUE; |
| } |
| return OK; |
| } |
| |
| } // namespace |
| |
| DeviceHalHidl::DeviceHalHidl(const sp<IDevice>& device) |
| : ConversionHelperHidl("Device"), mDevice(device), |
| mPrimaryDevice(IPrimaryDevice::castFrom(device)) { |
| } |
| |
| DeviceHalHidl::~DeviceHalHidl() { |
| if (mDevice != 0) { |
| mDevice.clear(); |
| hardware::IPCThreadState::self()->flushCommands(); |
| } |
| } |
| |
| status_t DeviceHalHidl::getSupportedDevices(uint32_t*) { |
| // Obsolete. |
| return INVALID_OPERATION; |
| } |
| |
| status_t DeviceHalHidl::initCheck() { |
| if (mDevice == 0) return NO_INIT; |
| return processReturn("initCheck", mDevice->initCheck()); |
| } |
| |
| status_t DeviceHalHidl::setVoiceVolume(float volume) { |
| if (mDevice == 0) return NO_INIT; |
| if (mPrimaryDevice == 0) return INVALID_OPERATION; |
| return processReturn("setVoiceVolume", mPrimaryDevice->setVoiceVolume(volume)); |
| } |
| |
| status_t DeviceHalHidl::setMasterVolume(float volume) { |
| if (mDevice == 0) return NO_INIT; |
| if (mPrimaryDevice == 0) return INVALID_OPERATION; |
| return processReturn("setMasterVolume", mPrimaryDevice->setMasterVolume(volume)); |
| } |
| |
| status_t DeviceHalHidl::getMasterVolume(float *volume) { |
| if (mDevice == 0) return NO_INIT; |
| if (mPrimaryDevice == 0) return INVALID_OPERATION; |
| Result retval; |
| Return<void> ret = mPrimaryDevice->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) { |
| 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) { |
| if (mDevice == 0) return NO_INIT; |
| return processReturn("setMicMute", mDevice->setMicMute(state)); |
| } |
| |
| status_t DeviceHalHidl::getMicMute(bool *state) { |
| 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) { |
| if (mDevice == 0) return NO_INIT; |
| return processReturn("setMasterMute", mDevice->setMasterMute(state)); |
| } |
| |
| status_t DeviceHalHidl::getMasterMute(bool *state) { |
| 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) { |
| if (mDevice == 0) return NO_INIT; |
| hidl_vec<ParameterValue> hidlParams; |
| status_t status = parametersFromHal(kvPairs, &hidlParams); |
| if (status != OK) return status; |
| return processReturn("setParameters", mDevice->setParameters(hidlParams)); |
| } |
| |
| status_t DeviceHalHidl::getParameters(const String8& keys, String8 *values) { |
| 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 = mDevice->getParameters( |
| 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( |
| const struct audio_config *config, size_t *size) { |
| if (mDevice == 0) return NO_INIT; |
| AudioConfig hidlConfig; |
| HidlUtils::audioConfigFromHal(*config, &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 devices, |
| audio_output_flags_t flags, |
| struct audio_config *config, |
| const char *address, |
| sp<StreamOutHalInterface> *outStream) { |
| if (mDevice == 0) return NO_INIT; |
| DeviceAddress hidlDevice; |
| status_t status = deviceAddressFromHal(devices, address, &hidlDevice); |
| if (status != OK) return status; |
| AudioConfig hidlConfig; |
| HidlUtils::audioConfigFromHal(*config, &hidlConfig); |
| Result retval = Result::NOT_INITIALIZED; |
| Return<void> ret = mDevice->openOutputStream( |
| handle, |
| hidlDevice, |
| hidlConfig, |
| AudioOutputFlag(flags), |
| [&](Result r, const sp<IStreamOut>& result, const AudioConfig& suggestedConfig) { |
| retval = r; |
| if (retval == Result::OK) { |
| *outStream = new StreamOutHalHidl(result); |
| } |
| HidlUtils::audioConfigToHal(suggestedConfig, config); |
| }); |
| return processReturn("openOutputStream", ret, retval); |
| } |
| |
| 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, |
| sp<StreamInHalInterface> *inStream) { |
| if (mDevice == 0) return NO_INIT; |
| DeviceAddress hidlDevice; |
| status_t status = deviceAddressFromHal(devices, address, &hidlDevice); |
| if (status != OK) return status; |
| AudioConfig hidlConfig; |
| HidlUtils::audioConfigFromHal(*config, &hidlConfig); |
| Result retval = Result::NOT_INITIALIZED; |
| Return<void> ret = mDevice->openInputStream( |
| handle, |
| hidlDevice, |
| hidlConfig, |
| AudioInputFlag(flags), |
| AudioSource(source), |
| [&](Result r, const sp<IStreamIn>& result, const AudioConfig& suggestedConfig) { |
| retval = r; |
| if (retval == Result::OK) { |
| *inStream = new StreamInHalHidl(result); |
| } |
| HidlUtils::audioConfigToHal(suggestedConfig, config); |
| }); |
| return processReturn("openInputStream", ret, retval); |
| } |
| |
| status_t DeviceHalHidl::supportsAudioPatches(bool *supportsPatches) { |
| 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) { |
| if (mDevice == 0) return NO_INIT; |
| hidl_vec<AudioPortConfig> hidlSources, hidlSinks; |
| HidlUtils::audioPortConfigsFromHal(num_sources, sources, &hidlSources); |
| HidlUtils::audioPortConfigsFromHal(num_sinks, sinks, &hidlSinks); |
| Result retval; |
| Return<void> ret = mDevice->createAudioPatch( |
| hidlSources, hidlSinks, |
| [&](Result r, AudioPatchHandle hidlPatch) { |
| retval = r; |
| if (retval == Result::OK) { |
| *patch = static_cast<audio_patch_handle_t>(hidlPatch); |
| } |
| }); |
| return processReturn("createAudioPatch", ret, retval); |
| } |
| |
| status_t DeviceHalHidl::releaseAudioPatch(audio_patch_handle_t patch) { |
| if (mDevice == 0) return NO_INIT; |
| return processReturn("releaseAudioPatch", mDevice->releaseAudioPatch(patch)); |
| } |
| |
| status_t DeviceHalHidl::getAudioPort(struct audio_port *port) { |
| 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::setAudioPortConfig(const struct audio_port_config *config) { |
| if (mDevice == 0) return NO_INIT; |
| AudioPortConfig hidlConfig; |
| HidlUtils::audioPortConfigFromHal(*config, &hidlConfig); |
| return processReturn("setAudioPortConfig", mDevice->setAudioPortConfig(hidlConfig)); |
| } |
| |
| status_t DeviceHalHidl::dump(int fd) { |
| if (mDevice == 0) return NO_INIT; |
| native_handle_t* hidlHandle = native_handle_create(1, 0); |
| hidlHandle->data[0] = fd; |
| Return<void> ret = mDevice->debugDump(hidlHandle); |
| native_handle_delete(hidlHandle); |
| return processReturn("dump", ret); |
| } |
| |
| } // namespace android |
