52 lines
1.8 KiB
Text
52 lines
1.8 KiB
Text
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/*
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package android.hardware.atrace@1.0;
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interface IAtraceDevice {
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/**
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* Get vendor extended atrace points.
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*
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*
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* @return categories of tracing points the device extended.
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*/
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listCategories() generates (vec<TracingCategory> categories);
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/**
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* A hook when atrace set to enable specific categories, so HAL
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* can enable kernel tracing points and/or notify other things
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* for userspace tracing turning on.
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*
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* @param categories A vector of strings of categories (corresponding to
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* TracingCategory.name) atrace needs to be enabled.
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*
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* @return status SUCCESS on success,
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* ERROR_TRACING_POINT on error with enabling categories,
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* ERROR_INVALID_ARGUMENT on invalid argument passed.
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*/
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enableCategories(vec<string> categories) generates (Status status);
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/**
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* A hook when atrace set to clean up tracing categories, so HAL
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* can disable all kernel tracing points and/or notify other things
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* for userspace tracing turning off.
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*
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* @return status SUCCESS on success,
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* ERROR_TRACING_POINT on error with disabling categories.
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*/
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disableAllCategories() generates (Status status);
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};
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