Narumol Prangnawarat | 7be47ef | 2019-09-27 18:00:11 +0100 | [diff] [blame] | 1 | // |
| 2 | // Copyright © 2019 Arm Ltd. All rights reserved. |
| 3 | // SPDX-License-Identifier: MIT |
| 4 | // |
| 5 | |
| 6 | #pragma once |
| 7 | |
| 8 | #include "IBufferManager.hpp" |
Sadik Armagan | 3896b47 | 2020-02-10 12:24:15 +0000 | [diff] [blame^] | 9 | #include "IConsumer.hpp" |
Narumol Prangnawarat | 7be47ef | 2019-09-27 18:00:11 +0100 | [diff] [blame] | 10 | |
| 11 | #include <condition_variable> |
| 12 | #include <mutex> |
| 13 | #include <vector> |
| 14 | |
| 15 | namespace armnn |
| 16 | { |
| 17 | |
| 18 | namespace profiling |
| 19 | { |
| 20 | |
| 21 | class BufferManager : public IBufferManager |
| 22 | { |
| 23 | public: |
| 24 | BufferManager(unsigned int numberOfBuffers = 5, unsigned int maxPacketSize = 4096); |
| 25 | |
| 26 | ~BufferManager() {} |
| 27 | |
Matteo Martincigh | 2ffcc41 | 2019-11-05 11:47:40 +0000 | [diff] [blame] | 28 | IPacketBufferPtr Reserve(unsigned int requestedSize, unsigned int& reservedSize) override; |
Narumol Prangnawarat | 7be47ef | 2019-09-27 18:00:11 +0100 | [diff] [blame] | 29 | |
Finn Williams | 09ad6f9 | 2019-12-19 17:05:18 +0000 | [diff] [blame] | 30 | void Reset(); |
| 31 | |
Sadik Armagan | 3896b47 | 2020-02-10 12:24:15 +0000 | [diff] [blame^] | 32 | void Commit(IPacketBufferPtr& packetBuffer, unsigned int size, bool notifyConsumer = true) override; |
Narumol Prangnawarat | 7be47ef | 2019-09-27 18:00:11 +0100 | [diff] [blame] | 33 | |
Matteo Martincigh | 2ffcc41 | 2019-11-05 11:47:40 +0000 | [diff] [blame] | 34 | void Release(IPacketBufferPtr& packetBuffer) override; |
Narumol Prangnawarat | 7be47ef | 2019-09-27 18:00:11 +0100 | [diff] [blame] | 35 | |
Matteo Martincigh | 2ffcc41 | 2019-11-05 11:47:40 +0000 | [diff] [blame] | 36 | IPacketBufferPtr GetReadableBuffer() override; |
Narumol Prangnawarat | 7be47ef | 2019-09-27 18:00:11 +0100 | [diff] [blame] | 37 | |
Matteo Martincigh | 2ffcc41 | 2019-11-05 11:47:40 +0000 | [diff] [blame] | 38 | void MarkRead(IPacketBufferPtr& packetBuffer) override; |
Narumol Prangnawarat | 7be47ef | 2019-09-27 18:00:11 +0100 | [diff] [blame] | 39 | |
Sadik Armagan | 3896b47 | 2020-02-10 12:24:15 +0000 | [diff] [blame^] | 40 | /// Set Consumer on the buffer manager to be notified when there is a Commit |
| 41 | /// Can only be one consumer |
| 42 | void SetConsumer(IConsumer* consumer) override; |
| 43 | |
| 44 | /// Notify the Consumer buffer can be read |
| 45 | void FlushReadList() override; |
| 46 | |
Narumol Prangnawarat | 7be47ef | 2019-09-27 18:00:11 +0100 | [diff] [blame] | 47 | private: |
Finn Williams | 09ad6f9 | 2019-12-19 17:05:18 +0000 | [diff] [blame] | 48 | void Initialize(); |
| 49 | |
Narumol Prangnawarat | 7be47ef | 2019-09-27 18:00:11 +0100 | [diff] [blame] | 50 | // Maximum buffer size |
| 51 | unsigned int m_MaxBufferSize; |
Finn Williams | 09ad6f9 | 2019-12-19 17:05:18 +0000 | [diff] [blame] | 52 | // Number of buffers |
| 53 | unsigned int m_NumberOfBuffers; |
Narumol Prangnawarat | 7be47ef | 2019-09-27 18:00:11 +0100 | [diff] [blame] | 54 | |
| 55 | // List of available packet buffers |
Matteo Martincigh | 2ffcc41 | 2019-11-05 11:47:40 +0000 | [diff] [blame] | 56 | std::vector<IPacketBufferPtr> m_AvailableList; |
Narumol Prangnawarat | 7be47ef | 2019-09-27 18:00:11 +0100 | [diff] [blame] | 57 | |
| 58 | // List of readable packet buffers |
Matteo Martincigh | 2ffcc41 | 2019-11-05 11:47:40 +0000 | [diff] [blame] | 59 | std::vector<IPacketBufferPtr> m_ReadableList; |
Narumol Prangnawarat | 7be47ef | 2019-09-27 18:00:11 +0100 | [diff] [blame] | 60 | |
| 61 | // Mutex for available packet buffer list |
| 62 | std::mutex m_AvailableMutex; |
| 63 | |
| 64 | // Mutex for readable packet buffer list |
| 65 | std::mutex m_ReadableMutex; |
Sadik Armagan | 3896b47 | 2020-02-10 12:24:15 +0000 | [diff] [blame^] | 66 | |
| 67 | // Consumer thread to notify packet is ready to read |
| 68 | IConsumer* m_Consumer = nullptr; |
Narumol Prangnawarat | 7be47ef | 2019-09-27 18:00:11 +0100 | [diff] [blame] | 69 | }; |
| 70 | |
| 71 | } // namespace profiling |
| 72 | |
| 73 | } // namespace armnn |