dynamic_sensor: Add stubbed sensor multi-HAL 2.1 support.

Bug: 195964858
Test: Verified the dynamic sensor sub-HAL initializes and non-dynamic
 sensors can sample.
Test: See details in testing done comment in
 https://googleplex-android-review.git.corp.google.com/15806307 .
Change-Id: I59934814cc61c7319731eb840ff2132a8c5ce241

1 files changed, 117 insertions, 0 deletions

diff --git a/modules/sensors/dynamic_sensor/DynamicSensorsSubHal.cpp b/modules/sensors/dynamic_sensor/DynamicSensorsSubHal.cpp
new file mode 100644
index 00000000..df636a3b
--- /dev/null
+++ b/modules/sensors/dynamic_sensor/DynamicSensorsSubHal.cpp
@@ -0,0 +1,117 @@
+/*
+ * Copyright (C) 2021 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 "DynamicSensorsSubHal.h"
+
+#include <hardware/sensors-base.h>
+#include <log/log.h>
+
+using ::android::hardware::sensors::V1_0::Result;
+template<class T> using Return = ::android::hardware::Return<T>;
+using ::android::hardware::Void;
+
+namespace android {
+namespace SensorHalExt {
+
+// ISensors.
+Return<Result> DynamicSensorsSubHal::setOperationMode(OperationMode mode) {
+    return (mode == static_cast<OperationMode>(SENSOR_HAL_NORMAL_MODE) ?
+            Result::OK : Result::BAD_VALUE);
+}
+
+Return<Result> DynamicSensorsSubHal::activate(int32_t sensor_handle __unused,
+                                              bool enabled __unused) {
+    ALOGE("DynamicSensorsSubHal::activate not supported.");
+
+    return Result::INVALID_OPERATION;
+}
+
+Return<Result> DynamicSensorsSubHal::batch(
+        int32_t sensor_handle __unused, int64_t sampling_period_ns __unused,
+        int64_t max_report_latency_ns __unused) {
+    ALOGE("DynamicSensorsSubHal::batch not supported.");
+
+    return Result::INVALID_OPERATION;
+}
+
+Return<Result> DynamicSensorsSubHal::flush(int32_t sensor_handle __unused) {
+    ALOGE("DynamicSensorsSubHal::flush not supported.");
+
+    return Result::INVALID_OPERATION;
+}
+
+Return<void> DynamicSensorsSubHal::registerDirectChannel(
+        const SharedMemInfo& mem __unused,
+        registerDirectChannel_cb callback __unused) {
+    ALOGE("DynamicSensorsSubHal::registerDirectChannel not supported.");
+
+    return Void();
+}
+
+Return<Result> DynamicSensorsSubHal::unregisterDirectChannel(
+        int32_t channel_handle __unused) {
+    ALOGE("DynamicSensorsSubHal::unregisterDirectChannel not supported.");
+
+    return Result::INVALID_OPERATION;
+}
+
+Return<void> DynamicSensorsSubHal::configDirectReport(
+        int32_t sensor_handle __unused, int32_t channel_handle __unused,
+        RateLevel rate __unused, configDirectReport_cb callback __unused) {
+    ALOGE("DynamicSensorsSubHal::configDirectReport not supported.");
+
+    return Void();
+}
+
+Return<void> DynamicSensorsSubHal::getSensorsList_2_1(
+        getSensorsList_2_1_cb callback __unused) {
+    ALOGD("DynamicSensorsSubHal::getSensorsList_2_1 invoked.");
+
+    return Void();
+}
+
+Return<Result> DynamicSensorsSubHal::injectSensorData_2_1(
+        const Event& event __unused) {
+    ALOGE("DynamicSensorsSubHal::injectSensorData_2_1 not supported.");
+
+    return Result::INVALID_OPERATION;
+}
+
+Return<void> DynamicSensorsSubHal::debug(
+        const hidl_handle& handle __unused,
+        const hidl_vec<hidl_string>& args __unused) {
+    return Void();
+}
+
+// ISensorsSubHal.
+Return<Result> DynamicSensorsSubHal::initialize(
+        const sp<IHalProxyCallback>& hal_proxy_callback __unused) {
+    ALOGD("DynamicSensorsSubHal::initialize invoked.");
+
+    return Result::OK;
+}
+
+} // namespace SensorHalExt
+} // namespace android
+
+using ::android::hardware::sensors::V2_1::implementation::ISensorsSubHal;
+ISensorsSubHal* sensorsHalGetSubHal_2_1(uint32_t* version) {
+    static android::SensorHalExt::DynamicSensorsSubHal subHal;
+
+    *version = SUB_HAL_2_1_VERSION;
+    return &subHal;
+}
+