db895ad8da
Bug: 111098596 Test: vts, atrace and systrace Change-Id: If59efe6fe74e9ca832f38fe0cfe0186db5ca7fe3
51 lines
1.8 KiB
Text
51 lines
1.8 KiB
Text
/*
|
|
* Copyright (C) 2018 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.
|
|
*/
|
|
|
|
package android.hardware.atrace@1.0;
|
|
|
|
interface IAtraceDevice {
|
|
/**
|
|
* Get vendor extended atrace points.
|
|
*
|
|
*
|
|
* @return categories of tracing points the device extended.
|
|
*/
|
|
listCategories() generates (vec<TracingCategory> categories);
|
|
|
|
/**
|
|
* A hook when atrace set to enable specific categories, so HAL
|
|
* can enable kernel tracing points and/or notify other things
|
|
* for userspace tracing turning on.
|
|
*
|
|
* @param categories A vector of strings of categories (corresponding to
|
|
* TracingCategory.name) atrace needs to be enabled.
|
|
*
|
|
* @return status SUCCESS on success,
|
|
* ERROR_TRACING_POINT on error with enabling categories,
|
|
* ERROR_INVALID_ARGUMENT on invalid argument passed.
|
|
*/
|
|
enableCategories(vec<string> categories) generates (Status status);
|
|
|
|
/**
|
|
* A hook when atrace set to clean up tracing categories, so HAL
|
|
* can disable all kernel tracing points and/or notify other things
|
|
* for userspace tracing turning off.
|
|
*
|
|
* @return status SUCCESS on success,
|
|
* ERROR_TRACING_POINT on error with disabling categories.
|
|
*/
|
|
disableAllCategories() generates (Status status);
|
|
};
|