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Diffstat (limited to 'arm_compute/graph2/IDeviceBackend.h')
-rw-r--r-- | arm_compute/graph2/IDeviceBackend.h | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/arm_compute/graph2/IDeviceBackend.h b/arm_compute/graph2/IDeviceBackend.h new file mode 100644 index 0000000000..771ff85011 --- /dev/null +++ b/arm_compute/graph2/IDeviceBackend.h @@ -0,0 +1,103 @@ +/* + * Copyright (c) 2018 ARM Limited. + * + * SPDX-License-Identifier: MIT + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to + * deal in the Software without restriction, including without limitation the + * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all + * copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ +#ifndef __ARM_COMPUTE_GRAPH2_IDEVICEBACKEND_H__ +#define __ARM_COMPUTE_GRAPH2_IDEVICEBACKEND_H__ + +#include "arm_compute/graph2/ITensorHandle.h" +#include "arm_compute/graph2/Types.h" +#include "arm_compute/runtime/IFunction.h" +#include "arm_compute/runtime/IMemoryManager.h" + +#include <memory> + +namespace arm_compute +{ +namespace graph2 +{ +// Forward declarations +class Graph; +class GraphContext; +class Tensor; +class INode; + +namespace backends +{ +/** Device backend interface */ +class IDeviceBackend +{ +public: + /** Virtual Destructor */ + virtual ~IDeviceBackend() = default; + /** Initializes the backend */ + virtual void initialize_backend() = 0; + /** Setups the given graph context + * + * @param[in] ctx Graph context + */ + virtual void setup_backend_context(GraphContext &ctx) = 0; + /** Create a backend Tensor + * + * @param[in] tensor The tensor we want to create a backend tensor for + * + * @return Backend tensor handle + */ + virtual std::unique_ptr<ITensorHandle> create_tensor(const Tensor &tensor) = 0; + /** Create a backend Sub-Tensor + * + * @param[in] parent Parent sub-tensor handle + * @param[in] shape Shape of the sub-tensor + * @param[in] coords Starting coordinates of the sub-tensor + * + * @return Backend sub-tensor handle + */ + virtual std::unique_ptr<ITensorHandle> create_subtensor(ITensorHandle *parent, TensorShape shape, Coordinates coords) = 0; + /** Configure a backend Node + * + * @note This creates an appropriate configured backend function for the given node + * + * @param[in] node The node we want to configure + * @param[in] ctx Context to use + * + * @return Backend execution function + */ + virtual std::unique_ptr<arm_compute::IFunction> configure_node(INode &node, GraphContext &ctx) = 0; + /** Validate a node + * + * @param[in] node The node we want to validate + * + * @return An error status + */ + virtual Status validate_node(const INode &node) = 0; + /** Create a backend memory manager given its affinity + * + * @param[in] affinity Memory Manager affinity + * + * @return Memory manager + */ + virtual std::shared_ptr<arm_compute::IMemoryManager> create_memory_manager(MemoryManagerAffinity affinity) = 0; +}; +} // namespace backends +} // namespace graph2 +} // namespace arm_compute +#endif //__ARM_COMPUTE_GRAPH2_IDEVICEBACKEND_H__ |