Rahul Garg
116 lines
3.6 KiB
C++
116 lines
3.6 KiB
C++
/* Copyright (c) 2015-present Advanced Micro Devices, Inc.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE. */
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#ifndef HIP_EVENT_H
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#define HIP_EVENT_H
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#include "hip_internal.hpp"
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#include "thread/monitor.hpp"
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// Internal structure for stream callback handler
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class StreamCallback {
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public:
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StreamCallback(hipStream_t stream, hipStreamCallback_t callback, void* userData,
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amd::Command* command)
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: stream_(stream), callBack_(callback),
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userData_(userData), command_(command) {
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};
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hipStream_t stream_;
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hipStreamCallback_t callBack_;
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void* userData_;
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amd::Command* command_;
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};
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void CL_CALLBACK ihipStreamCallback(cl_event event, cl_int command_exec_status, void* user_data);
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namespace hip {
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class ProfileMarker: public amd::Marker {
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public:
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ProfileMarker(amd::HostQueue& queue, bool disableFlush, bool markerTs = false)
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: amd::Marker(queue, disableFlush) {
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profilingInfo_.enabled_ = true;
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profilingInfo_.callback_ = nullptr;
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profilingInfo_.marker_ts_ = markerTs;
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profilingInfo_.clear();
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}
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};
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#define IPC_SIGNALS_PER_EVENT 32
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typedef struct ihipIpcEventShmem_s {
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std::atomic<int> owners;
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std::atomic<int> read_index;
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std::atomic<int> write_index;
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std::atomic<int> signal[IPC_SIGNALS_PER_EVENT];
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} ihipIpcEventShmem_t;
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class Event {
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public:
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Event(unsigned int flags) : flags(flags), lock_("hipEvent_t", true),
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event_(nullptr), recorded_(false) {
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// No need to init event_ here as addMarker does that
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}
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~Event() {
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if (event_ != nullptr) {
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event_->release();
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}
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}
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unsigned int flags;
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hipError_t query();
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hipError_t synchronize();
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hipError_t elapsedTime(Event& stop, float& ms);
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hipError_t streamWait(amd::HostQueue* queue, uint flags);
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void addMarker(amd::HostQueue* queue, amd::Command* command, bool record);
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bool isRecorded() { return recorded_; }
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amd::Monitor& lock() { return lock_; }
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//IPC Events
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struct ihipIpcEvent_t {
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std::string ipc_name_;
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int ipc_fd_;
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ihipIpcEventShmem_t* ipc_shmem_;
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ihipIpcEvent_t(): ipc_name_("dummy"), ipc_fd_(0), ipc_shmem_(nullptr) {
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}
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void setipcname(const char* name) {
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ipc_name_ = std::string(name);
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}
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};
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ihipIpcEvent_t ipc_evt_;
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private:
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amd::Monitor lock_;
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amd::HostQueue* stream_;
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amd::Event* event_;
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//! Flag to indicate hipEventRecord has been called. This is needed except for
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//! hip*ModuleLaunchKernel API which takes start and stop events so no
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//! hipEventRecord is called. Cleanup needed once those APIs are deprecated.
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bool recorded_;
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bool ready();
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};
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};
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#endif // HIP_EVEMT_H
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