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authorJeff Garzik <jgarzik@pobox.com>2005-09-23 19:03:21 -0400
committerJeff Garzik <jgarzik@pobox.com>2005-09-23 19:03:21 -0400
commit536f8098026bde1368bbfcbcb9682a7637b73df2 (patch)
treecf83d2e1afa503b6aeba103b55cd1da0af4e7a4c /drivers/md/raid6altivec.uc
parente86ee6682b649183c11013a98be02f25e9ae399d (diff)
parent3fd07d3bf0077dcc0f5a33d2eb1938ea050da8da (diff)
Merge /spare/repo/linux-2.6/
Diffstat (limited to 'drivers/md/raid6altivec.uc')
-rw-r--r--drivers/md/raid6altivec.uc18
1 files changed, 13 insertions, 5 deletions
diff --git a/drivers/md/raid6altivec.uc b/drivers/md/raid6altivec.uc
index 1de8f030eee..b9afd35b881 100644
--- a/drivers/md/raid6altivec.uc
+++ b/drivers/md/raid6altivec.uc
@@ -27,16 +27,20 @@
#ifdef CONFIG_ALTIVEC
#include <altivec.h>
-#include <asm/system.h>
-#include <asm/cputable.h>
+#ifdef __KERNEL__
+# include <asm/system.h>
+# include <asm/cputable.h>
+#endif
/*
- * This is the C data type to use
+ * This is the C data type to use. We use a vector of
+ * signed char so vec_cmpgt() will generate the right
+ * instruction.
*/
-typedef vector unsigned char unative_t;
+typedef vector signed char unative_t;
-#define NBYTES(x) ((vector unsigned char) {x,x,x,x, x,x,x,x, x,x,x,x, x,x,x,x})
+#define NBYTES(x) ((vector signed char) {x,x,x,x, x,x,x,x, x,x,x,x, x,x,x,x})
#define NSIZE sizeof(unative_t)
/*
@@ -108,7 +112,11 @@ int raid6_have_altivec(void);
int raid6_have_altivec(void)
{
/* This assumes either all CPUs have Altivec or none does */
+# ifdef __KERNEL__
return cpu_has_feature(CPU_FTR_ALTIVEC);
+# else
+ return 1;
+# endif
}
#endif