P4 to Git Change 1079967 by bdhanase@bala_workpc_ocl on 2014/09/23 12:59:41

EPR #405824 - On apus, if we run out of local memory to allocate cl_mem objects, ocl runtime will use remote (system) memory.  Update maxMemAllocSize_ to include that.

	Reviewed by: German

Affected files ...

... //depot/stg/opencl/drivers/opencl/runtime/device/gpu/gpudevice.cpp#463 edit


[ROCm/clr commit: a16bef5482]

projects/clr/rocclr/runtime/device/gpu/gpudevice.cpp

@@ -538,6 +538,12 @@ void Device::fillDeviceInfo(
             cl_ulong(calStatus.largestBlockVisibleHeap * Mi),
             cl_ulong(calStatus.largestBlockInvisibleHeap * Mi));
 
+        if (settings().apuSystem_) {
+            info_.maxMemAllocSize_ = std::max(
+                ((static_cast<cl_ulong>(calAttr.uncachedRemoteRAM) * Mi) / 2),
+                info_.maxMemAllocSize_);
+        }
+
         info_.maxMemAllocSize_ = cl_ulong(info_.maxMemAllocSize_ *
             std::min(GPU_MAX_ALLOC_PERCENT, 100u) / 100u);