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Service read only memory passed as host_ptr

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- read only memory cannot be used for allocation,
Oses cannot create graphics alocation for such memory
- if memory allocation fails for host_ptr passed
to enqueueWrite calls, then try doing new allocation
and copy host_ptr on cpu

Change-Id: I415a4673ae1319ea8f77e53bd8fba7489fe85218
This commit is contained in:
Hoppe, Mateusz
2018-02-28 12:09:48 +01:00
parent d62bd0b687
commit a1a20a3b34
33 changed files with 774 additions and 163 deletions
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4
runtime/os_interface/windows/wddm_memory_manager.cpp
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@@ -336,7 +336,7 @@ bool WddmMemoryManager::validateAllocation(WddmAllocation *alloc) {
return true;
}
bool WddmMemoryManager::populateOsHandles(OsHandleStorage &handleStorage) {
MemoryManager::AllocationStatus WddmMemoryManager::populateOsHandles(OsHandleStorage &handleStorage) {
for (unsigned int i = 0; i < max_fragments_count; i++) {
// If no fragment is present it means it already exists.
if (!handleStorage.fragmentStorageData[i].osHandleStorage && handleStorage.fragmentStorageData[i].cpuPtr) {
@@ -348,7 +348,7 @@ bool WddmMemoryManager::populateOsHandles(OsHandleStorage &handleStorage) {
}
}
wddm->createAllocationsAndMapGpuVa(handleStorage);
return true;
return AllocationStatus::Success;
}
void WddmMemoryManager::cleanOsHandles(OsHandleStorage &handleStorage) {