Add __iowrite32_copy() to the Linux kernel compatibility layer.

Reviewed by:	hselasky

1 files changed, 12 insertions, 7 deletions

diff --git a/sys/compat/linuxkpi/common/include/linux/io.h b/sys/compat/linuxkpi/common/include/linux/io.h
index f6c9405f7c00..090934675686 100644
--- a/sys/compat/linuxkpi/common/include/linux/io.h
+++ b/sys/compat/linuxkpi/common/include/linux/io.h
@@ -202,6 +202,17 @@ void iounmap(void *addr);
 #define	memcpy_toio(a, b, c)	memcpy((a), (b), (c))
 
 static inline void
+__iowrite32_copy(void *to, void *from, size_t count)
+{
+	uint32_t *src;
+	uint32_t *dst;
+	int i;
+
+	for (i = 0, src = from, dst = to; i < count; i++, src++, dst++)
+		__raw_writel(*src, dst);
+}
+
+static inline void
 __iowrite64_copy(void *to, void *from, size_t count)
 {
 #ifdef __LP64__
@@ -212,13 +223,7 @@ __iowrite64_copy(void *to, void *from, size_t count)
 	for (i = 0, src = from, dst = to; i < count; i++, src++, dst++)
 		__raw_writeq(*src, dst);
 #else
-	uint32_t *src;
-	uint32_t *dst;
-	int i;
-
-	count *= 2;
-	for (i = 0, src = from, dst = to; i < count; i++, src++, dst++)
-		__raw_writel(*src, dst);
+	__iowrite32_copy(to, from, count * 2);
 #endif
 }