1 files changed, 61 insertions, 0 deletions
diff --git a/intern/cycles/device/cuda/util.cpp b/intern/cycles/device/cuda/util.cpp
new file mode 100644
index 00000000000..8f657cc10fe
--- /dev/null
+++ b/intern/cycles/device/cuda/util.cpp
@@ -0,0 +1,61 @@
+/*
+ * Copyright 2011-2013 Blender Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifdef WITH_CUDA
+
+#  include "device/cuda/util.h"
+#  include "device/cuda/device_impl.h"
+
+CCL_NAMESPACE_BEGIN
+
+CUDAContextScope::CUDAContextScope(CUDADevice *device) : device(device)
+{
+  cuda_device_assert(device, cuCtxPushCurrent(device->cuContext));
+}
+
+CUDAContextScope::~CUDAContextScope()
+{
+  cuda_device_assert(device, cuCtxPopCurrent(NULL));
+}
+
+#  ifndef WITH_CUDA_DYNLOAD
+const char *cuewErrorString(CUresult result)
+{
+  /* We can only give error code here without major code duplication, that
+   * should be enough since dynamic loading is only being disabled by folks
+   * who knows what they're doing anyway.
+   *
+   * NOTE: Avoid call from several threads.
+   */
+  static string error;
+  error = string_printf("%d", result);
+  return error.c_str();
+}
+
+const char *cuewCompilerPath()
+{
+  return CYCLES_CUDA_NVCC_EXECUTABLE;
+}
+
+int cuewCompilerVersion()
+{
+  return (CUDA_VERSION / 100) + (CUDA_VERSION % 100 / 10);
+}
+#  endif
+
+CCL_NAMESPACE_END
+
+#endif /* WITH_CUDA */