Refactor initial support check to use SupportInfo

This change makes the intial support check when
APerformanceHintManager starts pass the SupportInfo
object instead of just relying on the preferred rate

Bug: 367803904
Test: atest PerformanceHintNativeTestCases
Test: atest HintManagerServiceTest
Flag: EXEMPT refactor
Change-Id: Iba93310c58896a2b1d02c6156b4e67eaa766af5b

Author: AndroidMatt1

include/powermanager/PowerHalController.h

@@ -72,6 +72,7 @@ class PowerHalController : public HalWrapper {
     virtual HalResult<aidl::android::hardware::power::ChannelConfig> getSessionChannel(
             int tgid, int uid) override;
     virtual HalResult<void> closeSessionChannel(int tgid, int uid) override;
+    virtual HalResult<aidl::android::hardware::power::SupportInfo> getSupportInfo() override;
 
 private:
     std::mutex mConnectedHalMutex;

include/powermanager/PowerHalWrapper.h

@@ -63,6 +63,7 @@ class HalWrapper {
     virtual HalResult<aidl::android::hardware::power::ChannelConfig> getSessionChannel(int tgid,
                                                                                        int uid) = 0;
     virtual HalResult<void> closeSessionChannel(int tgid, int uid) = 0;
+    virtual HalResult<aidl::android::hardware::power::SupportInfo> getSupportInfo() = 0;
 };
 
 // Empty Power HAL wrapper that ignores all api calls.
@@ -85,6 +86,7 @@ class EmptyHalWrapper : public HalWrapper {
     HalResult<aidl::android::hardware::power::ChannelConfig> getSessionChannel(int tgid,
                                                                                int uid) override;
     HalResult<void> closeSessionChannel(int tgid, int uid) override;
+    HalResult<aidl::android::hardware::power::SupportInfo> getSupportInfo() override;
 
 protected:
     virtual const char* getUnsupportedMessage();
@@ -170,6 +172,7 @@ class AidlHalWrapper : public EmptyHalWrapper {
     HalResult<aidl::android::hardware::power::ChannelConfig> getSessionChannel(int tgid,
                                                                                int uid) override;
     HalResult<void> closeSessionChannel(int tgid, int uid) override;
+    HalResult<aidl::android::hardware::power::SupportInfo> getSupportInfo() override;
 
 protected:
     const char* getUnsupportedMessage() override;

services/powermanager/PowerHalController.cpp

@@ -168,6 +168,11 @@ HalResult<void> PowerHalController::closeSessionChannel(int tgid, int uid) {
                                           "closeSessionChannel"));
 }
 
+HalResult<aidl::android::hardware::power::SupportInfo> PowerHalController::getSupportInfo() {
+    std::shared_ptr<HalWrapper> handle = initHal();
+    return CACHE_SUPPORT(6, processHalResult(handle->getSupportInfo(), "getSupportInfo"));
+}
+
 } // namespace power
 
 } // namespace android

services/powermanager/PowerHalWrapper.cpp

@@ -18,6 +18,7 @@
 #include <aidl/android/hardware/power/Boost.h>
 #include <aidl/android/hardware/power/IPowerHintSession.h>
 #include <aidl/android/hardware/power/Mode.h>
+#include <aidl/android/hardware/power/SupportInfo.h>
 #include <powermanager/HalResult.h>
 #include <powermanager/PowerHalWrapper.h>
 #include <utils/Log.h>
@@ -73,6 +74,11 @@ HalResult<void> EmptyHalWrapper::closeSessionChannel(int, int) {
     return HalResult<void>::unsupported();
 }
 
+HalResult<Aidl::SupportInfo> EmptyHalWrapper::getSupportInfo() {
+    ALOGV("Skipped getSupportInfo because %s", getUnsupportedMessage());
+    return HalResult<Aidl::SupportInfo>::unsupported();
+}
+
 const char* EmptyHalWrapper::getUnsupportedMessage() {
     return "Power HAL is not supported";
 }
@@ -280,6 +286,12 @@ HalResult<void> AidlHalWrapper::closeSessionChannel(int tgid, int uid) {
     return HalResult<void>::fromStatus(mHandle->closeSessionChannel(tgid, uid));
 }
 
+HalResult<Aidl::SupportInfo> AidlHalWrapper::getSupportInfo() {
+    Aidl::SupportInfo support;
+    auto result = mHandle->getSupportInfo(&support);
+    return HalResult<Aidl::SupportInfo>::fromStatus(result, std::move(support));
+}
+
 const char* AidlHalWrapper::getUnsupportedMessage() {
     return "Power HAL doesn't support it";
 }

services/surfaceflinger/tests/unittests/mock/PowerAdvisor/MockPowerHalController.h

@@ -54,6 +54,8 @@ class MockPowerHalController : public power::PowerHalController {
     MOCK_METHOD(HalResult<aidl::android::hardware::power::ChannelConfig>, getSessionChannel,
                 (int tgid, int uid), (override));
     MOCK_METHOD(HalResult<void>, closeSessionChannel, (int tgid, int uid), (override));
+    MOCK_METHOD(HalResult<aidl::android::hardware::power::SupportInfo>, getSupportInfo, (),
+                (override));
 };
 
 } // namespace android::adpf::mock