1 files changed, 23 insertions, 0 deletions

diff --git a/include/asm-m32r/dma-mapping.h b/include/asm-m32r/dma-mapping.h
new file mode 100644
index 000000000000..3a2db28834b6
--- /dev/null
+++ b/include/asm-m32r/dma-mapping.h
@@ -0,0 +1,23 @@
+#ifndef _ASM_M32R_DMA_MAPPING_H
+#define _ASM_M32R_DMA_MAPPING_H
+
+/*
+ * NOTE: Do not include <asm-generic/dma-mapping.h>
+ * Because it requires PCI stuffs, but current M32R don't provide these.
+ */
+
+static inline void *
+dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle,
+                   int flag)
+{
+        return (void *)NULL;
+}
+
+static inline void
+dma_free_coherent(struct device *dev, size_t size, void *cpu_addr,
+                    dma_addr_t dma_handle)
+{
+        return;
+}
+
+#endif /* _ASM_M32R_DMA_MAPPING_H */