intel/compute-runtime
1
0
Fork 0
mirror of https://github.com/intel/compute-runtime.git synced 2025-12-24 12:23:05 +08:00
Code Issues Packages Projects Releases Wiki Activity

Reuse graphics allocations in svmMemcpy

Browse Source 
Related-To: NEO-6352
Signed-off-by: Maciej Dziuban <maciej.dziuban@intel.com>
This commit is contained in:
Maciej Dziuban
2021-11-08 12:06:22 +00:00
committed by Compute-Runtime-Automation
parent 32370473ad
commit 457ef00abf
7 changed files with 238 additions and 46 deletions
Download Patch File Download Diff File Expand all files Collapse all files

15
opencl/source/command_queue/command_queue.h
View File

@@ -322,7 +322,8 @@ class CommandQueue : public BaseObject<_cl_command_queue> {
return requiresCacheFlushAfterWalker;
}
static void *convertAddressWithOffsetToGpuVa(void *ptr, InternalMemoryType memoryType, GraphicsAllocation &allocation);
template <typename PtrType>
static PtrType convertAddressWithOffsetToGpuVa(PtrType ptr, InternalMemoryType memoryType, GraphicsAllocation &allocation);
void updateBcsTaskCount(aub_stream::EngineType bcsEngineType, uint32_t newBcsTaskCount);
uint32_t peekBcsTaskCount(aub_stream::EngineType bcsEngineType) const;
@@ -404,6 +405,18 @@ class CommandQueue : public BaseObject<_cl_command_queue> {
std::unique_ptr<TimestampPacketContainer> timestampPacketContainer;
};
template <typename PtrType>
PtrType CommandQueue::convertAddressWithOffsetToGpuVa(PtrType ptr, InternalMemoryType memoryType, GraphicsAllocation &allocation) {
// If this is device or shared USM pointer, it is already a gpuVA and we don't have to do anything.
// Otherwise, we assume this is a cpuVA and we have to convert to gpuVA, while preserving offset from allocation start.
const bool isCpuPtr = (memoryType != DEVICE_UNIFIED_MEMORY) && (memoryType != SHARED_UNIFIED_MEMORY);
if (isCpuPtr) {
size_t dstOffset = ptrDiff(ptr, allocation.getUnderlyingBuffer());
ptr = reinterpret_cast<PtrType>(allocation.getGpuAddress() + dstOffset);
}
return ptr;
}
using CommandQueueCreateFunc = CommandQueue *(*)(Context *context, ClDevice *device, const cl_queue_properties *properties, bool internalUsage);
} // namespace NEO