Fix HostAccess flags for XGMI configs in P2PTest

We need HostAccess for large-bar XGMI configs for this test,
but we can't use it on small-bar XGMI configs, so deal with it
appropriately

Change-Id: Ic16b810de03adfc63de21a00c55e5f3ea1ce66d1

tests/kfdtest/src/KFDQMTest.cpp

@@ -1671,11 +1671,16 @@ TEST_F(KFDQMTest, P2PTest) {
     HsaMemFlags memFlags = {0};
     HsaMemMapFlags mapFlags = {0};
     memFlags.ui32.PageSize = HSA_PAGE_SIZE_4KB;
-    memFlags.ui32.HostAccess = 0;
+    memFlags.ui32.HostAccess = 1;
     memFlags.ui32.NonPaged = 1;
     memFlags.ui32.NoNUMABind = 1;
     unsigned int end = size / sizeof(HSAuint32) - 1;
 
+    if (!m_NodeInfo.IsGPUNodeLargeBar(g_TestDstNodeId) &&
+         m_NodeInfo.AreGPUNodesXGMI(g_TestNodeId, g_TestDstNodeId)) {
+        memFlags.ui32.HostAccess = 0;
+    }
+
     /* 1. Allocate a system buffer and allow the access to GPUs */
     EXPECT_SUCCESS(hsaKmtAllocMemory(0, size, memFlags,
                                      reinterpret_cast<void **>(&sysBuf)));