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Add debug flag to control fine grain SVM reporting.

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Change-Id: Ia5c8b8798951d87aa81799ac3a3f456d10e1aceb
Signed-off-by: Michal Mrozek <michal.mrozek@intel.com>
This commit is contained in:
Michal Mrozek
2020-03-23 08:55:55 +01:00
committed by sys_ocldev
parent 5be85293d6
commit 71950fa7cc
4 changed files with 63 additions and 4 deletions
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13
opencl/source/device/device_caps.cpp
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@@ -404,9 +404,16 @@ void ClDevice::initializeCaps() {
deviceInfo.linkerAvailable = true;
deviceInfo.svmCapabilities = hwInfo.capabilityTable.ftrSvm * CL_DEVICE_SVM_COARSE_GRAIN_BUFFER;
deviceInfo.svmCapabilities |= static_cast<cl_device_svm_capabilities>(
hwInfo.capabilityTable.ftrSvm * hwInfo.capabilityTable.ftrSupportsCoherency *
(CL_DEVICE_SVM_FINE_GRAIN_BUFFER | CL_DEVICE_SVM_ATOMICS));
if (hwInfo.capabilityTable.ftrSvm) {
auto reportFineGrained = hwInfo.capabilityTable.ftrSvm * hwInfo.capabilityTable.ftrSupportsCoherency;
if (DebugManager.flags.ForceFineGrainedSVMSupport.get() != -1) {
reportFineGrained = !!DebugManager.flags.ForceFineGrainedSVMSupport.get();
}
if (reportFineGrained) {
deviceInfo.svmCapabilities |= static_cast<cl_device_svm_capabilities>(CL_DEVICE_SVM_FINE_GRAIN_BUFFER | CL_DEVICE_SVM_ATOMICS);
}
}
deviceInfo.preemptionSupported = false;
deviceInfo.maxGlobalVariableSize = 64 * 1024;
deviceInfo.globalVariablePreferredTotalSize = static_cast<size_t>(sharedDeviceInfo.maxMemAllocSize);