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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.
*/
#define LOG_TAG "BroadcastRadio"
//#define LOG_NDEBUG 0
#include <log/log.h>
#include <hardware/radio.h>
#include "BroadcastRadio.h"
#include "Tuner.h"
#include "Utils.h"
namespace android {
namespace hardware {
namespace broadcastradio {
namespace V1_0 {
namespace implementation {
BroadcastRadio::BroadcastRadio(Class classId)
: mStatus(Result::NOT_INITIALIZED), mClassId(classId), mHwDevice(NULL)
{
}
BroadcastRadio::~BroadcastRadio()
{
if (mHwDevice != NULL) {
radio_hw_device_close(mHwDevice);
}
}
void BroadcastRadio::onFirstRef()
{
const hw_module_t *mod;
int rc;
ALOGI("%s mClassId %d", __FUNCTION__, mClassId);
mHwDevice = NULL;
const char *classString = Utils::getClassString(mClassId);
if (classString == NULL) {
ALOGE("invalid class ID %d", mClassId);
mStatus = Result::INVALID_ARGUMENTS;
return;
}
ALOGI("%s RADIO_HARDWARE_MODULE_ID %s %s",
__FUNCTION__, RADIO_HARDWARE_MODULE_ID, classString);
rc = hw_get_module_by_class(RADIO_HARDWARE_MODULE_ID, classString, &mod);
if (rc != 0) {
ALOGE("couldn't load radio module %s.%s (%s)",
RADIO_HARDWARE_MODULE_ID, classString, strerror(-rc));
mStatus = Result::INVALID_ARGUMENTS;
return;
}
rc = radio_hw_device_open(mod, &mHwDevice);
if (rc != 0) {
ALOGE("couldn't open radio hw device in %s.%s (%s)",
RADIO_HARDWARE_MODULE_ID, "primary", strerror(-rc));
mHwDevice = NULL;
return;
}
if (mHwDevice->common.version != RADIO_DEVICE_API_VERSION_CURRENT) {
ALOGE("wrong radio hw device version %04x", mHwDevice->common.version);
radio_hw_device_close(mHwDevice);
mHwDevice = NULL;
} else {
mStatus = Result::OK;
}
}
int BroadcastRadio::closeHalTuner(const struct radio_tuner *halTuner)
{
ALOGV("%s", __FUNCTION__);
if (mHwDevice == NULL) {
return -ENODEV;
}
if (halTuner == 0) {
return -EINVAL;
}
return mHwDevice->close_tuner(mHwDevice, halTuner);
}
// Methods from ::android::hardware::broadcastradio::V1_0::IBroadcastRadio follow.
Return<void> BroadcastRadio::getProperties(getProperties_cb _hidl_cb)
{
int rc;
radio_hal_properties_t halProperties;
Properties properties;
if (mHwDevice == NULL) {
rc = -ENODEV;
goto exit;
}
rc = mHwDevice->get_properties(mHwDevice, &halProperties);
if (rc == 0) {
Utils::convertPropertiesFromHal(&properties, &halProperties);
}
exit:
_hidl_cb(Utils::convertHalResult(rc), properties);
return Void();
}
Return<void> BroadcastRadio::openTuner(const BandConfig& config, bool audio,
const sp<ITunerCallback>& callback, openTuner_cb _hidl_cb)
{
sp<Tuner> tunerImpl = new Tuner(callback, this);
radio_hal_band_config_t halConfig;
const struct radio_tuner *halTuner;
Utils::convertBandConfigToHal(&halConfig, &config);
int rc = mHwDevice->open_tuner(mHwDevice, &halConfig, audio,
Tuner::callback, tunerImpl.get(),
&halTuner);
if (rc == 0) {
tunerImpl->setHalTuner(halTuner);
}
_hidl_cb(Utils::convertHalResult(rc), tunerImpl);
return Void();
}
} // namespace implementation
} // namespace V1_0
} // namespace broadcastradio
} // namespace hardware
} // namespace android
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