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-rw-r--r--arch/sh/mm/consistent.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/arch/sh/mm/consistent.c b/arch/sh/mm/consistent.c
index 8c9ee855328..e098ec158dd 100644
--- a/arch/sh/mm/consistent.c
+++ b/arch/sh/mm/consistent.c
@@ -10,12 +10,22 @@
* for more details.
*/
#include <linux/mm.h>
+#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/dma-mapping.h>
#include <linux/dma-debug.h>
+#include <linux/io.h>
#include <asm/cacheflush.h>
#include <asm/addrspace.h>
-#include <asm/io.h>
+
+#define PREALLOC_DMA_DEBUG_ENTRIES 4096
+
+static int __init dma_init(void)
+{
+ dma_debug_init(PREALLOC_DMA_DEBUG_ENTRIES);
+ return 0;
+}
+fs_initcall(dma_init);
void *dma_alloc_coherent(struct device *dev, size_t size,
dma_addr_t *dma_handle, gfp_t gfp)