You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
58 lines
2.4 KiB
58 lines
2.4 KiB
/*
|
|
* Copyright (C) 2020 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.neuralnetworks@1.3;
|
|
|
|
import ErrorStatus;
|
|
|
|
/**
|
|
* This interface represents a device memory buffer.
|
|
*/
|
|
interface IBuffer {
|
|
/**
|
|
* Retrieves the content of this buffer to a shared memory region.
|
|
*
|
|
* The IBuffer object must have been initialized before the call to IBuffer::copyTo.
|
|
* For more information on the state of the IBuffer object, refer to IDevice::allocate.
|
|
*
|
|
* @param dst The destination shared memory region.
|
|
* @return status Error status of the call, must be:
|
|
* - NONE if successful
|
|
* - DEVICE_UNAVAILABLE if driver is offline or busy
|
|
* - GENERAL_FAILURE if the IBuffer object is uninitialized, or there is an unspecified
|
|
* error
|
|
* - INVALID_ARGUMENT if provided memory is invalid
|
|
*/
|
|
copyTo(memory dst) generates (ErrorStatus status);
|
|
|
|
/**
|
|
* Sets the content of this buffer from a shared memory region.
|
|
*
|
|
* @param src The source shared memory region.
|
|
* @param dimensions Updated dimensional information. If the dimensions of the IBuffer object
|
|
* are not fully specified, then the dimensions must be fully specified here. If the
|
|
* dimensions of the IBuffer object are fully specified, then the dimensions may be empty
|
|
* here. If dimensions.size() > 0, then all dimensions must be specified here, and any
|
|
* dimension that was specified in the IBuffer object must have the same value here.
|
|
* @return status Error status of the call, must be:
|
|
* - NONE if successful
|
|
* - DEVICE_UNAVAILABLE if driver is offline or busy
|
|
* - GENERAL_FAILURE if there is an unspecified error
|
|
* - INVALID_ARGUMENT if provided memory is invalid, or if the dimensions is invalid
|
|
*/
|
|
copyFrom(memory src, vec<uint32_t> dimensions) generates (ErrorStatus status);
|
|
};
|