From 80e105db0bcdc266be7af0bc78198a92e0ba3540 Mon Sep 17 00:00:00 2001
From: foreman <dl.constructicon@amd.com>
Date: Thu, 2 Nov 2017 12:18:55 -0400
Subject: [PATCH] P4 to Git Change 1478018 by gandryey@gera-w8 on 2017/11/02
 12:11:10

	SWDEV-136068 - PAL support for Linux Pro: SSG support on OpenCL 1.2
	- Enable DGMA memory allocation for persistent memory under Linux, since it's SSG requirement

Affected files ...

... //depot/stg/opencl/drivers/opencl/runtime/device/pal/palresource.cpp#39 edit
---
 rocclr/runtime/device/pal/palresource.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/rocclr/runtime/device/pal/palresource.cpp b/rocclr/runtime/device/pal/palresource.cpp
index d333bbdecd..186de90825 100644
--- a/rocclr/runtime/device/pal/palresource.cpp
+++ b/rocclr/runtime/device/pal/palresource.cpp
@@ -370,6 +370,12 @@ void Resource::memTypeToHeap(Pal::GpuMemoryCreateInfo* createInfo) {
   switch (memoryType()) {
     case Persistent:
       createInfo->heaps[0] = Pal::GpuHeapLocal;
+#ifdef ATI_OS_LINUX
+      // Note: SSG in Linux requires DGMA heap
+      if (dev().properties().gpuMemoryProperties.busAddressableMemSize > 0) {
+        createInfo->flags.busAddressable = true;
+      }
+#endif
       break;
     case RemoteUSWC:
       createInfo->heaps[0] = Pal::GpuHeapGartUswc;