1 files changed, 33 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/include/nvgpu/linux/barrier.h b/drivers/gpu/nvgpu/include/nvgpu/linux/barrier.h
new file mode 100644
index 00000000..e7b83ee8
--- /dev/null
+++ b/drivers/gpu/nvgpu/include/nvgpu/linux/barrier.h
@@ -0,0 +1,33 @@
+/*
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __NVGPU_BARRIER_LINUX_H__
+#define __NVGPU_BARRIER_LINUX_H__
+
+#include <asm/barrier.h>
+
+#define __nvgpu_mb()    mb()
+#define __nvgpu_rmb()   rmb()
+#define __nvgpu_wmb()   wmb()
+
+#define __nvgpu_smp_mb()        smp_mb()
+#define __nvgpu_smp_rmb()       smp_rmb()
+#define __nvgpu_smp_wmb()       smp_wmb()
+
+#define __nvgpu_read_barrier_depends()  read_barrier_depends()
+#define __nvgpu_smp_read_barrier_depends()      smp_read_barrier_depends()
+
+#endif /* __NVGPU_BARRIER_LINUX_H__ */