SWDEV-539145 - Return error when ext_fine_grain_pool unavailable (#877)

Return error when ext_fine_grain_pool is unavailable for
hipHostMallocUncached, hipHostAllocUncached and
hipExtHostRegisterUncached.
Disable related tests on Navi4x where
ext_fine_grain_pool is unavailable

projects/hip-tests/catch/include/hip_test_common.hh

@@ -268,6 +268,28 @@ static inline bool IsGfx11() {
 #endif
 }
 
+static inline bool IsNavi4X() {
+#if HT_NVIDIA
+  return false;
+#elif HT_AMD
+  int device = -1;
+  hipDeviceProp_t props{};
+  HIP_CHECK(hipGetDevice(&device));
+  HIP_CHECK(hipGetDeviceProperties(&props, device));
+  std::string arch = std::string(props.gcnArchName);
+  if (arch.find("gfx1200") != std::string::npos ||
+      arch.find("gfx1201") != std::string::npos) {
+    // gfx1200 = Navi44, gfx1201 = Navi48
+    return true;
+  } else {
+    return false;
+  }
+#else
+  std::cout << "Have to be either Nvidia or AMD platform, asserting" << std::endl;
+  assert(false);
+#endif
+}
+
 // Utility Functions
 namespace HipTest {
 static inline int getDeviceCount() {