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lib/zlib: add s390 hardware support for kernel zlib_inflate
[linux-2.6-microblaze.git]
/
lib
/
zlib_inflate
/
infutil.h
diff --git
a/lib/zlib_inflate/infutil.h
b/lib/zlib_inflate/infutil.h
index
eb1a900
..
784ab33
100644
(file)
--- a/
lib/zlib_inflate/infutil.h
+++ b/
lib/zlib_inflate/infutil.h
@@
-12,14
+12,28
@@
#define _INFUTIL_H
#include <linux/zlib.h>
#define _INFUTIL_H
#include <linux/zlib.h>
+#ifdef CONFIG_ZLIB_DFLTCC
+#include "../zlib_dfltcc/dfltcc.h"
+#include <asm/page.h>
+#endif
/* memory allocation for inflation */
struct inflate_workspace {
struct inflate_state inflate_state;
/* memory allocation for inflation */
struct inflate_workspace {
struct inflate_state inflate_state;
- unsigned char working_window[1 << MAX_WBITS];
+#ifdef CONFIG_ZLIB_DFLTCC
+ struct dfltcc_state dfltcc_state;
+ unsigned char working_window[(1 << MAX_WBITS) + PAGE_SIZE];
+#else
+ unsigned char working_window[(1 << MAX_WBITS)];
+#endif
};
};
-#define WS(z) ((struct inflate_workspace *)(z->workspace))
+#ifdef CONFIG_ZLIB_DFLTCC
+/* dfltcc_state must be doubleword aligned for DFLTCC call */
+static_assert(offsetof(struct inflate_workspace, dfltcc_state) % 8 == 0);
+#endif
+
+#define WS(strm) ((struct inflate_workspace *)(strm->workspace))
#endif
#endif