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Add preemption WA to make CSR surface uncacheable

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Change-Id: Ia468c6f5df16522c3bc9aae22802895f2badc431
This commit is contained in:
Zdanowicz, Zbigniew
2018-01-04 17:48:46 +01:00
committed by sys_ocldev
parent e9fd40db13
commit 21f92d8258
24 changed files with 149 additions and 64 deletions
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9
runtime/gmm_helper/gmm_helper.cpp
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@@ -100,8 +100,7 @@ uint32_t Gmm::getMOCS(uint32_t type) {
return static_cast<uint32_t>(mocs.DwordValue);
}
Gmm *Gmm::create(const void *alignedPtr, size_t alignedSize) {
Gmm *Gmm::create(const void *alignedPtr, size_t alignedSize, bool uncacheable) {
auto gmm = new Gmm();
gmm->resourceParams.Type = RESOURCE_BUFFER;
@@ -109,7 +108,11 @@ Gmm *Gmm::create(const void *alignedPtr, size_t alignedSize) {
gmm->resourceParams.BaseWidth = (uint32_t)alignedSize;
gmm->resourceParams.BaseHeight = 1;
gmm->resourceParams.Depth = 1;
gmm->resourceParams.Usage = GMM_RESOURCE_USAGE_OCL_BUFFER;
if (!uncacheable) {
gmm->resourceParams.Usage = GMM_RESOURCE_USAGE_OCL_BUFFER;
} else {
gmm->resourceParams.Usage = GMM_RESOURCE_USAGE_OCL_BUFFER_CSR_UC;
}
gmm->resourceParams.Flags.Info.Linear = 1;
gmm->resourceParams.Flags.Info.Cacheable = 1;
gmm->resourceParams.Flags.Gpu.Texture = 1;