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-rw-r--r--arch/hexagon/include/asm/dma.h16
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/hexagon/include/asm/dma.h b/arch/hexagon/include/asm/dma.h
new file mode 100644
index 0000000000..686ae566a7
--- /dev/null
+++ b/arch/hexagon/include/asm/dma.h
@@ -0,0 +1,16 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (c) 2010-2011, The Linux Foundation. All rights reserved.
+ */
+
+#ifndef _ASM_DMA_H
+#define _ASM_DMA_H
+
+#include <asm/io.h>
+
+#define MAX_DMA_CHANNELS 1
+#define MAX_DMA_ADDRESS (PAGE_OFFSET)
+
+extern size_t hexagon_coherent_pool_size;
+
+#endif