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Add sendHint method to the PowerHintSession API for load changes

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Add a new sendHint(SessionHint hint) method to the PowerHintSession to
allow clients to inform the session about upcoming changes in load ahead
of time.

Bug: b/243973548
Test: atest VtsHalPowerTargetTest
Change-Id: I0a8af42d3b0ccd3bbb72287a9b91ffb13fccaf9c
This commit is contained in:
Matt Buckley
2022-09-15 22:32:56 +00:00
parent 4e2f9e22d9
commit 1384388fb2
9 changed files with 126 additions and 4 deletions
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25
power/aidl/vts/VtsHalPowerTargetTest.cpp
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@@ -34,12 +34,16 @@ using android::hardware::power::Boost;
using android::hardware::power::IPower;
using android::hardware::power::IPowerHintSession;
using android::hardware::power::Mode;
using android::hardware::power::SessionHint;
using android::hardware::power::WorkDuration;
const std::vector<Boost> kBoosts{ndk::enum_range<Boost>().begin(), ndk::enum_range<Boost>().end()};
const std::vector<Mode> kModes{ndk::enum_range<Mode>().begin(), ndk::enum_range<Mode>().end()};
const std::vector<SessionHint> kSessionHints{ndk::enum_range<SessionHint>().begin(),
ndk::enum_range<SessionHint>().end()};
const std::vector<Boost> kInvalidBoosts = {
static_cast<Boost>(static_cast<int32_t>(kBoosts.front()) - 1),
static_cast<Boost>(static_cast<int32_t>(kBoosts.back()) + 1),
@@ -50,6 +54,11 @@ const std::vector<Mode> kInvalidModes = {
static_cast<Mode>(static_cast<int32_t>(kModes.back()) + 1),
};
const std::vector<SessionHint> kInvalidSessionHints = {
static_cast<SessionHint>(static_cast<int32_t>(kSessionHints.front()) - 1),
static_cast<SessionHint>(static_cast<int32_t>(kSessionHints.back()) + 1),
};
class DurationWrapper : public WorkDuration {
public:
DurationWrapper(int64_t dur, int64_t time) {
@@ -175,6 +184,7 @@ TEST_P(PowerAidl, createAndCloseHintSession) {
ASSERT_TRUE(session->close().isOk());
session.reset();
}
TEST_P(PowerAidl, createHintSessionFailed) {
std::shared_ptr<IPowerHintSession> session;
auto status = power->createHintSession(getpid(), getuid(), kEmptyTids, 16666666L, &session);
@@ -198,6 +208,21 @@ TEST_P(PowerAidl, updateAndReportDurations) {
ASSERT_TRUE(session->reportActualWorkDuration(kDurations).isOk());
}
TEST_P(PowerAidl, sendSessionHint) {
std::shared_ptr<IPowerHintSession> session;
auto status = power->createHintSession(getpid(), getuid(), kSelfTids, 16666666L, &session);
if (!status.isOk()) {
EXPECT_TRUE(isUnknownOrUnsupported(status));
return;
}
for (const auto& sessionHint : kSessionHints) {
ASSERT_TRUE(session->sendHint(sessionHint).isOk());
}
for (const auto& sessionHint : kInvalidSessionHints) {
ASSERT_TRUE(session->sendHint(sessionHint).isOk());
}
}
// FIXED_PERFORMANCE mode is required for all devices which ship on Android 11
// or later
TEST_P(PowerAidl, hasFixedPerformance) {