Change NN canonical timings to nanoseconds -- hal
A sibling CL to this CL changes the definition of nn::TimePoint to the
same type as std::chrono::steady_clock::time_point but has changed the
underlying duration representation to use uint64_t. That sibling CL also
renames nn::OptionalTimeoutDuration to nn::OptionalDuration, and changes
the definition to the same type as std::nanoseconds except the
underlying duration representation now uses uint64_t.
This CL makes changes to the NN HAL utility code in response to the
changes in the sibling CL.
Bug: 174297663
Test: mma
Test: NeuralNetworksTest_static
Change-Id: If44d9aefadb2c78b632ff289b5ff5a49f766525c
diff --git a/neuralnetworks/1.2/utils/include/nnapi/hal/1.2/PreparedModel.h b/neuralnetworks/1.2/utils/include/nnapi/hal/1.2/PreparedModel.h
index 65e1e8a..53bd4d1 100644
--- a/neuralnetworks/1.2/utils/include/nnapi/hal/1.2/PreparedModel.h
+++ b/neuralnetworks/1.2/utils/include/nnapi/hal/1.2/PreparedModel.h
@@ -45,13 +45,13 @@
nn::ExecutionResult<std::pair<std::vector<nn::OutputShape>, nn::Timing>> execute(
const nn::Request& request, nn::MeasureTiming measure,
const nn::OptionalTimePoint& deadline,
- const nn::OptionalTimeoutDuration& loopTimeoutDuration) const override;
+ const nn::OptionalDuration& loopTimeoutDuration) const override;
nn::GeneralResult<std::pair<nn::SyncFence, nn::ExecuteFencedInfoCallback>> executeFenced(
const nn::Request& request, const std::vector<nn::SyncFence>& waitFor,
nn::MeasureTiming measure, const nn::OptionalTimePoint& deadline,
- const nn::OptionalTimeoutDuration& loopTimeoutDuration,
- const nn::OptionalTimeoutDuration& timeoutDurationAfterFence) const override;
+ const nn::OptionalDuration& loopTimeoutDuration,
+ const nn::OptionalDuration& timeoutDurationAfterFence) const override;
std::any getUnderlyingResource() const override;
diff --git a/neuralnetworks/1.2/utils/src/Conversions.cpp b/neuralnetworks/1.2/utils/src/Conversions.cpp
index f11474f..3790d1f 100644
--- a/neuralnetworks/1.2/utils/src/Conversions.cpp
+++ b/neuralnetworks/1.2/utils/src/Conversions.cpp
@@ -43,7 +43,9 @@
return static_cast<std::underlying_type_t<Type>>(value);
}
+using HalDuration = std::chrono::duration<uint64_t, std::micro>;
constexpr auto kVersion = android::nn::Version::ANDROID_Q;
+constexpr uint64_t kNoTiming = std::numeric_limits<uint64_t>::max();
} // namespace
@@ -270,7 +272,18 @@
}
GeneralResult<Timing> unvalidatedConvert(const hal::V1_2::Timing& timing) {
- return Timing{.timeOnDevice = timing.timeOnDevice, .timeInDriver = timing.timeInDriver};
+ constexpr uint64_t kMaxTiming = std::chrono::floor<HalDuration>(Duration::max()).count();
+ constexpr auto convertTiming = [](uint64_t halTiming) -> OptionalDuration {
+ if (halTiming == kNoTiming) {
+ return {};
+ }
+ if (halTiming > kMaxTiming) {
+ return Duration::max();
+ }
+ return HalDuration{halTiming};
+ };
+ return Timing{.timeOnDevice = convertTiming(timing.timeOnDevice),
+ .timeInDriver = convertTiming(timing.timeInDriver)};
}
GeneralResult<Extension> unvalidatedConvert(const hal::V1_2::Extension& extension) {
@@ -547,7 +560,14 @@
}
nn::GeneralResult<Timing> unvalidatedConvert(const nn::Timing& timing) {
- return Timing{.timeOnDevice = timing.timeOnDevice, .timeInDriver = timing.timeInDriver};
+ constexpr auto convertTiming = [](nn::OptionalDuration canonicalTiming) -> uint64_t {
+ if (!canonicalTiming.has_value()) {
+ return kNoTiming;
+ }
+ return std::chrono::ceil<HalDuration>(*canonicalTiming).count();
+ };
+ return Timing{.timeOnDevice = convertTiming(timing.timeOnDevice),
+ .timeInDriver = convertTiming(timing.timeInDriver)};
}
nn::GeneralResult<Extension> unvalidatedConvert(const nn::Extension& extension) {
diff --git a/neuralnetworks/1.2/utils/src/PreparedModel.cpp b/neuralnetworks/1.2/utils/src/PreparedModel.cpp
index dad9a7e..32c2651 100644
--- a/neuralnetworks/1.2/utils/src/PreparedModel.cpp
+++ b/neuralnetworks/1.2/utils/src/PreparedModel.cpp
@@ -106,7 +106,7 @@
nn::ExecutionResult<std::pair<std::vector<nn::OutputShape>, nn::Timing>> PreparedModel::execute(
const nn::Request& request, nn::MeasureTiming measure,
const nn::OptionalTimePoint& /*deadline*/,
- const nn::OptionalTimeoutDuration& /*loopTimeoutDuration*/) const {
+ const nn::OptionalDuration& /*loopTimeoutDuration*/) const {
// Ensure that request is ready for IPC.
std::optional<nn::Request> maybeRequestInShared;
const nn::Request& requestInShared = NN_TRY(hal::utils::makeExecutionFailure(
@@ -140,11 +140,12 @@
}
nn::GeneralResult<std::pair<nn::SyncFence, nn::ExecuteFencedInfoCallback>>
-PreparedModel::executeFenced(
- const nn::Request& /*request*/, const std::vector<nn::SyncFence>& /*waitFor*/,
- nn::MeasureTiming /*measure*/, const nn::OptionalTimePoint& /*deadline*/,
- const nn::OptionalTimeoutDuration& /*loopTimeoutDuration*/,
- const nn::OptionalTimeoutDuration& /*timeoutDurationAfterFence*/) const {
+PreparedModel::executeFenced(const nn::Request& /*request*/,
+ const std::vector<nn::SyncFence>& /*waitFor*/,
+ nn::MeasureTiming /*measure*/,
+ const nn::OptionalTimePoint& /*deadline*/,
+ const nn::OptionalDuration& /*loopTimeoutDuration*/,
+ const nn::OptionalDuration& /*timeoutDurationAfterFence*/) const {
return NN_ERROR(nn::ErrorStatus::GENERAL_FAILURE)
<< "IPreparedModel::executeFenced is not supported on 1.2 HAL service";
}