515.43.04

src/nvidia/inc/kernel/rmapi/rmapi_utils.h

@@ -0,0 +1,58 @@
+/*
+ * SPDX-FileCopyrightText: Copyright (c) 2020-2020 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+ * SPDX-License-Identifier: MIT
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+#ifndef RMAPI_UTILS_H
+#define RMAPI_UTILS_H
+
+#include "rmapi/rmapi.h"
+
+//
+// Alloc a client, device and subdevice handle for a gpu
+//
+NV_STATUS
+rmapiutilAllocClientAndDeviceHandles
+(
+    RM_API   *pRmApi,
+    OBJGPU   *pGpu,
+    NvHandle *phClient,
+    NvHandle *phDevice,
+    NvHandle *phSubDevice
+);
+
+//
+// Free client, device and subdevice handles
+//
+void
+rmapiutilFreeClientAndDeviceHandles
+(
+    RM_API   *pRmApi,
+    NvHandle *phClient,
+    NvHandle *phDevice,
+    NvHandle *phSubDevice
+);
+
+//
+// Return NV_TRUE if the given external class ID is an INTERNAL_ONLY class
+//
+NvBool rmapiutilIsExternalClassIdInternalOnly(NvU32 externalClassId);
+
+#endif /* RMAPI_UTILS_H */