---

yaml --- r: 56653 b: refs/heads/master c: 5f9a3e8 h: refs/heads/master i: 56651: dadac28 v: v3
git-mirror · May 21, 2007 · df10831 · df10831
1 parent 4eb4ee8
commit df10831
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Showing 2 changed files with 17 additions and 2 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 5079df993c3ab45af10dc9a45b3b9e712fd56f23
+refs/heads/master: 5f9a3e899897201a49965cd9e1bb2570b3bde2b5
diff --git a/trunk/arch/blackfin/kernel/bfin_dma_5xx.c b/trunk/arch/blackfin/kernel/bfin_dma_5xx.c
@@ -595,7 +595,7 @@ unsigned short get_dma_curr_ycount(unsigned int channel)
 }
 EXPORT_SYMBOL(get_dma_curr_ycount);
 
-void *dma_memcpy(void *dest, const void *src, size_t size)
+void *_dma_memcpy(void *dest, const void *src, size_t size)
 {
 	int direction;	/* 1 - address decrease, 0 - address increase */
 	int flag_align;	/* 1 - address aligned,  0 - address unaligned */
@@ -734,6 +734,21 @@ void *dma_memcpy(void *dest, const void *src, size_t size)
 
 	return dest;
 }
+
+void *dma_memcpy(void *dest, const void *src, size_t size)
+{
+	size_t bulk;
+	size_t rest;
+	void * addr;
+
+	bulk = (size >> 16) << 16;
+	rest = size - bulk;
+	if (bulk)
+		_dma_memcpy(dest, src, bulk);
+	addr = _dma_memcpy(dest+bulk, src+bulk, rest);
+	return addr;
+}
+
 EXPORT_SYMBOL(dma_memcpy);
 
 void *safe_dma_memcpy(void *dest, const void *src, size_t size)