gpu: nvgpu: Add wrapper nvgpu/log2.h

Add wrapper header file nvgpu/log2.h.
It #includes <linux/log2.h> in Linux.

JIRA NVGPU-13

Change-Id: Ie434e62f7ef2dce7692b1c2c12b4ad6453f1534a
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: http://git-master/r/1464719
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 20 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/include/nvgpu/log2.h b/drivers/gpu/nvgpu/include/nvgpu/log2.h
new file mode 100644
index 00000000..e08a01e4
--- /dev/null
+++ b/drivers/gpu/nvgpu/include/nvgpu/log2.h
@@ -0,0 +1,20 @@
+/*
+ * Copyright (c) 2017, NVIDIA CORPORATION.  All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ */
+#ifndef __NVGPU_LOG2_H__
+#define __NVGPU_LOG2_H__
+
+#ifdef __KERNEL__
+#include <linux/log2.h>
+#endif
+
+#endif /* __NVGPU_LOG2_H__ */