| /* |
| * Copyright (C) 2015 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. |
| */ |
| |
| #define LOG_TAG "APM::HwModule" |
| //#define LOG_NDEBUG 0 |
| |
| #include "HwModule.h" |
| #include "IOProfile.h" |
| #include "AudioGain.h" |
| #include <policy.h> |
| #include <system/audio.h> |
| |
| namespace android { |
| |
| HwModule::HwModule(const char *name, uint32_t halVersionMajor, uint32_t halVersionMinor) |
| : mName(String8(name)), |
| mHandle(AUDIO_MODULE_HANDLE_NONE) |
| { |
| setHalVersion(halVersionMajor, halVersionMinor); |
| } |
| |
| HwModule::~HwModule() |
| { |
| for (size_t i = 0; i < mOutputProfiles.size(); i++) { |
| mOutputProfiles[i]->clearSupportedDevices(); |
| } |
| for (size_t i = 0; i < mInputProfiles.size(); i++) { |
| mInputProfiles[i]->clearSupportedDevices(); |
| } |
| } |
| |
| status_t HwModule::addOutputProfile(const String8& name, const audio_config_t *config, |
| audio_devices_t device, const String8& address) |
| { |
| sp<IOProfile> profile = new OutputProfile(name); |
| |
| profile->addAudioProfile(new AudioProfile(config->format, config->channel_mask, |
| config->sample_rate)); |
| |
| sp<DeviceDescriptor> devDesc = new DeviceDescriptor(device); |
| devDesc->mAddress = address; |
| profile->addSupportedDevice(devDesc); |
| |
| return addOutputProfile(profile); |
| } |
| |
| status_t HwModule::addOutputProfile(const sp<IOProfile> &profile) |
| { |
| profile->attach(this); |
| mOutputProfiles.add(profile); |
| mPorts.add(profile); |
| return NO_ERROR; |
| } |
| |
| status_t HwModule::addInputProfile(const sp<IOProfile> &profile) |
| { |
| profile->attach(this); |
| mInputProfiles.add(profile); |
| mPorts.add(profile); |
| return NO_ERROR; |
| } |
| |
| status_t HwModule::addProfile(const sp<IOProfile> &profile) |
| { |
| switch (profile->getRole()) { |
| case AUDIO_PORT_ROLE_SOURCE: |
| return addOutputProfile(profile); |
| case AUDIO_PORT_ROLE_SINK: |
| return addInputProfile(profile); |
| case AUDIO_PORT_ROLE_NONE: |
| return BAD_VALUE; |
| } |
| return BAD_VALUE; |
| } |
| |
| void HwModule::setProfiles(const IOProfileCollection &profiles) |
| { |
| for (size_t i = 0; i < profiles.size(); i++) { |
| addProfile(profiles[i]); |
| } |
| } |
| |
| status_t HwModule::removeOutputProfile(const String8& name) |
| { |
| for (size_t i = 0; i < mOutputProfiles.size(); i++) { |
| if (mOutputProfiles[i]->getName() == name) { |
| mOutputProfiles.removeAt(i); |
| break; |
| } |
| } |
| |
| return NO_ERROR; |
| } |
| |
| status_t HwModule::addInputProfile(const String8& name, const audio_config_t *config, |
| audio_devices_t device, const String8& address) |
| { |
| sp<IOProfile> profile = new InputProfile(name); |
| profile->addAudioProfile(new AudioProfile(config->format, config->channel_mask, |
| config->sample_rate)); |
| |
| sp<DeviceDescriptor> devDesc = new DeviceDescriptor(device); |
| devDesc->mAddress = address; |
| profile->addSupportedDevice(devDesc); |
| |
| ALOGV("addInputProfile() name %s rate %d mask 0x%08x", |
| name.string(), config->sample_rate, config->channel_mask); |
| |
| return addInputProfile(profile); |
| } |
| |
| status_t HwModule::removeInputProfile(const String8& name) |
| { |
| for (size_t i = 0; i < mInputProfiles.size(); i++) { |
| if (mInputProfiles[i]->getName() == name) { |
| mInputProfiles.removeAt(i); |
| break; |
| } |
| } |
| |
| return NO_ERROR; |
| } |
| |
| void HwModule::setDeclaredDevices(const DeviceVector &devices) |
| { |
| mDeclaredDevices = devices; |
| for (size_t i = 0; i < devices.size(); i++) { |
| mPorts.add(devices[i]); |
| } |
| } |
| |
| sp<DeviceDescriptor> HwModule::getRouteSinkDevice(const sp<AudioRoute> &route) const |
| { |
| sp<DeviceDescriptor> sinkDevice = 0; |
| if (route->getSink()->getType() == AUDIO_PORT_TYPE_DEVICE) { |
| sinkDevice = mDeclaredDevices.getDeviceFromTagName(route->getSink()->getTagName()); |
| } |
| return sinkDevice; |
| } |
| |
| DeviceVector HwModule::getRouteSourceDevices(const sp<AudioRoute> &route) const |
| { |
| DeviceVector sourceDevices; |
| Vector <sp<AudioPort> > sources = route->getSources(); |
| for (size_t i = 0; i < sources.size(); i++) { |
| if (sources[i]->getType() == AUDIO_PORT_TYPE_DEVICE) { |
| sourceDevices.add(mDeclaredDevices.getDeviceFromTagName(sources[i]->getTagName())); |
| } |
| } |
| return sourceDevices; |
| } |
| |
| void HwModule::setRoutes(const AudioRouteVector &routes) |
| { |
| mRoutes = routes; |
| // Now updating the streams (aka IOProfile until now) supported devices |
| refreshSupportedDevices(); |
| } |
| |
| void HwModule::refreshSupportedDevices() |
| { |
| // Now updating the streams (aka IOProfile until now) supported devices |
| for (size_t i = 0; i < mInputProfiles.size(); i++) { |
| sp<IOProfile> stream = mInputProfiles[i]; |
| DeviceVector sourceDevices; |
| const AudioRouteVector &routes = stream->getRoutes(); |
| for (size_t j = 0; j < routes.size(); j++) { |
| sp<AudioPort> sink = routes[j]->getSink(); |
| if (sink == 0 || stream != sink) { |
| ALOGE("%s: Invalid route attached to input stream", __FUNCTION__); |
| continue; |
| } |
| DeviceVector sourceDevicesForRoute = getRouteSourceDevices(routes[j]); |
| if (sourceDevicesForRoute.isEmpty()) { |
| ALOGE("%s: invalid source devices for %s", __FUNCTION__, stream->getName().string()); |
| continue; |
| } |
| sourceDevices.add(sourceDevicesForRoute); |
| } |
| if (sourceDevices.isEmpty()) { |
| ALOGE("%s: invalid source devices for %s", __FUNCTION__, stream->getName().string()); |
| continue; |
| } |
| stream->setSupportedDevices(sourceDevices); |
| } |
| for (size_t i = 0; i < mOutputProfiles.size(); i++) { |
| sp<IOProfile> stream = mOutputProfiles[i]; |
| DeviceVector sinkDevices; |
| const AudioRouteVector &routes = stream->getRoutes(); |
| for (size_t j = 0; j < routes.size(); j++) { |
| sp<AudioPort> source = routes[j]->getSources().findByTagName(stream->getTagName()); |
| if (source == 0 || stream != source) { |
| ALOGE("%s: Invalid route attached to output stream", __FUNCTION__); |
| continue; |
| } |
| sp<DeviceDescriptor> sinkDevice = getRouteSinkDevice(routes[j]); |
| if (sinkDevice == 0) { |
| ALOGE("%s: invalid sink device for %s", __FUNCTION__, stream->getName().string()); |
| continue; |
| } |
| sinkDevices.add(sinkDevice); |
| } |
| stream->setSupportedDevices(sinkDevices); |
| } |
| } |
| |
| void HwModule::dump(int fd) |
| { |
| const size_t SIZE = 256; |
| char buffer[SIZE]; |
| String8 result; |
| |
| snprintf(buffer, SIZE, " - name: %s\n", getName()); |
| result.append(buffer); |
| snprintf(buffer, SIZE, " - handle: %d\n", mHandle); |
| result.append(buffer); |
| snprintf(buffer, SIZE, " - version: %u.%u\n", getHalVersionMajor(), getHalVersionMinor()); |
| result.append(buffer); |
| write(fd, result.string(), result.size()); |
| if (mOutputProfiles.size()) { |
| write(fd, " - outputs:\n", strlen(" - outputs:\n")); |
| for (size_t i = 0; i < mOutputProfiles.size(); i++) { |
| snprintf(buffer, SIZE, " output %zu:\n", i); |
| write(fd, buffer, strlen(buffer)); |
| mOutputProfiles[i]->dump(fd); |
| } |
| } |
| if (mInputProfiles.size()) { |
| write(fd, " - inputs:\n", strlen(" - inputs:\n")); |
| for (size_t i = 0; i < mInputProfiles.size(); i++) { |
| snprintf(buffer, SIZE, " input %zu:\n", i); |
| write(fd, buffer, strlen(buffer)); |
| mInputProfiles[i]->dump(fd); |
| } |
| } |
| mDeclaredDevices.dump(fd, String8("Declared"), 2, true); |
| mRoutes.dump(fd, 2); |
| } |
| |
| sp <HwModule> HwModuleCollection::getModuleFromName(const char *name) const |
| { |
| sp <HwModule> module; |
| |
| for (size_t i = 0; i < size(); i++) |
| { |
| if (strcmp(itemAt(i)->getName(), name) == 0) { |
| return itemAt(i); |
| } |
| } |
| return module; |
| } |
| |
| |
| sp <HwModule> HwModuleCollection::getModuleForDevice(audio_devices_t device) const |
| { |
| sp <HwModule> module; |
| |
| for (size_t i = 0; i < size(); i++) { |
| if (itemAt(i)->getHandle() == 0) { |
| continue; |
| } |
| if (audio_is_output_device(device)) { |
| for (size_t j = 0; j < itemAt(i)->mOutputProfiles.size(); j++) |
| { |
| if (itemAt(i)->mOutputProfiles[j]->supportDevice(device)) { |
| return itemAt(i); |
| } |
| } |
| } else { |
| for (size_t j = 0; j < itemAt(i)->mInputProfiles.size(); j++) { |
| if (itemAt(i)->mInputProfiles[j]->supportDevice(device)) { |
| return itemAt(i); |
| } |
| } |
| } |
| } |
| return module; |
| } |
| |
| sp<DeviceDescriptor> HwModuleCollection::getDeviceDescriptor(const audio_devices_t device, |
| const char *device_address, |
| const char *device_name, |
| bool matchAdress) const |
| { |
| String8 address = (device_address == NULL) ? String8("") : String8(device_address); |
| // handle legacy remote submix case where the address was not always specified |
| if (device_distinguishes_on_address(device) && (address.length() == 0)) { |
| address = String8("0"); |
| } |
| |
| for (size_t i = 0; i < size(); i++) { |
| const sp<HwModule> hwModule = itemAt(i); |
| if (hwModule->mHandle == 0) { |
| continue; |
| } |
| DeviceVector declaredDevices = hwModule->getDeclaredDevices(); |
| DeviceVector deviceList = declaredDevices.getDevicesFromTypeAddr(device, address); |
| if (!deviceList.isEmpty()) { |
| return deviceList.itemAt(0); |
| } |
| if (!matchAdress) { |
| deviceList = declaredDevices.getDevicesFromType(device); |
| if (!deviceList.isEmpty()) { |
| return deviceList.itemAt(0); |
| } |
| } |
| } |
| |
| sp<DeviceDescriptor> devDesc = new DeviceDescriptor(device); |
| devDesc->setName(String8(device_name)); |
| devDesc->mAddress = address; |
| return devDesc; |
| } |
| |
| status_t HwModuleCollection::dump(int fd) const |
| { |
| const size_t SIZE = 256; |
| char buffer[SIZE]; |
| |
| snprintf(buffer, SIZE, "\nHW Modules dump:\n"); |
| write(fd, buffer, strlen(buffer)); |
| for (size_t i = 0; i < size(); i++) { |
| snprintf(buffer, SIZE, "- HW Module %zu:\n", i + 1); |
| write(fd, buffer, strlen(buffer)); |
| itemAt(i)->dump(fd); |
| } |
| return NO_ERROR; |
| } |
| |
| } //namespace android |