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Enable shareable buffer support (1/N)

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Define method to allocate memory in SKL using
DRM_IOCTL_I915_GEM_CREATE.

Change-Id: I3106c690eaa6ce089a21100a1839c4886580f9c0
Signed-off-by: Jaime Arteaga <jaime.a.arteaga.molina@intel.com>
This commit is contained in:
Jaime Arteaga
2019-11-14 04:08:59 -05:00
committed by sys_ocldev
parent d11d3ad27e
commit e02162d301
23 changed files with 187 additions and 12 deletions
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4
runtime/os_interface/windows/wddm/wddm.cpp
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@@ -435,7 +435,7 @@ bool Wddm::freeGpuVirtualAddress(D3DGPU_VIRTUAL_ADDRESS &gpuPtr, uint64_t size)
return status == STATUS_SUCCESS;
}
NTSTATUS Wddm::createAllocation(const void *alignedCpuPtr, const Gmm *gmm, D3DKMT_HANDLE &outHandle) {
NTSTATUS Wddm::createAllocation(const void *alignedCpuPtr, const Gmm *gmm, D3DKMT_HANDLE &outHandle, uint32_t shareable) {
NTSTATUS status = STATUS_UNSUCCESSFUL;
D3DDDI_ALLOCATIONINFO AllocationInfo = {0};
D3DKMT_CREATEALLOCATION CreateAllocation = {0};
@@ -456,7 +456,7 @@ NTSTATUS Wddm::createAllocation(const void *alignedCpuPtr, const Gmm *gmm, D3DKM
CreateAllocation.pPrivateRuntimeData = NULL;
CreateAllocation.pPrivateDriverData = NULL;
CreateAllocation.Flags.NonSecure = FALSE;
CreateAllocation.Flags.CreateShared = FALSE;
CreateAllocation.Flags.CreateShared = shareable ? TRUE : FALSE;
CreateAllocation.Flags.RestrictSharedAccess = FALSE;
CreateAllocation.Flags.CreateResource = alignedCpuPtr ? TRUE : FALSE;
CreateAllocation.pAllocationInfo = &AllocationInfo;