| /* |
| * Copyright (C) 2022 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. |
| */ |
| |
| #ifndef SRC_TRACE_PROCESSOR_IMPORTERS_FTRACE_VIRTIO_GPU_TRACKER_H_ |
| #define SRC_TRACE_PROCESSOR_IMPORTERS_FTRACE_VIRTIO_GPU_TRACKER_H_ |
| |
| #include <deque> |
| #include <memory> |
| |
| #include "perfetto/ext/base/flat_hash_map.h" |
| #include "perfetto/ext/base/string_view.h" |
| #include "perfetto/protozero/field.h" |
| #include "src/trace_processor/storage/trace_storage.h" |
| |
| namespace perfetto { |
| namespace trace_processor { |
| |
| class TraceProcessorContext; |
| |
| class VirtioGpuTracker { |
| public: |
| explicit VirtioGpuTracker(TraceProcessorContext*); |
| |
| void ParseVirtioGpu(int64_t timestamp, |
| int32_t field_id, |
| uint32_t pid, |
| protozero::ConstBytes blob); |
| |
| private: |
| class VirtioGpuQueue { |
| TraceProcessorContext* context_; |
| StringId num_free_id_; |
| StringId latency_id_; |
| StringId queue_track_id_; |
| |
| // Maps a seqno to the timestamp of a VirtioGpuCmdQueue. The events |
| // come in pairs of VirtioGpuCmdQueue plus VirtioGpuCmdResponse and |
| // can be matched up via their seqno field. To calculate the slice |
| // duration we need to lookup the timestamp of the matching CmdQueue |
| // event when we get the CmdResponse event. |
| base::FlatHashMap<uint32_t, int64_t> start_timestamps_; |
| |
| public: |
| VirtioGpuQueue(TraceProcessorContext* context, const char* name); |
| |
| void HandleNumFree(int64_t timestamp, uint32_t num_free); |
| void HandleCmdQueue(int64_t timestamp, |
| uint32_t seqno, |
| uint32_t type, |
| uint64_t fence_id); |
| void HandleCmdResponse(int64_t timestamp, uint32_t seqno); |
| }; |
| |
| VirtioGpuQueue virtgpu_control_queue_; |
| VirtioGpuQueue virtgpu_cursor_queue_; |
| |
| void ParseVirtioGpuCmdQueue(int64_t timestamp, |
| uint32_t pid, |
| protozero::ConstBytes); |
| void ParseVirtioGpuCmdResponse(int64_t timestamp, |
| uint32_t pid, |
| protozero::ConstBytes blob); |
| }; |
| |
| } // namespace trace_processor |
| } // namespace perfetto |
| |
| #endif // SRC_TRACE_PROCESSOR_IMPORTERS_FTRACE_VIRTIO_GPU_TRACKER_H_ |