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-rw-r--r--lib/raid6/Makefile2
-rw-r--r--lib/raid6/s390vx.uc62
2 files changed, 14 insertions, 50 deletions
diff --git a/lib/raid6/Makefile b/lib/raid6/Makefile
index 1c5420ff25..385a94aa0b 100644
--- a/lib/raid6/Makefile
+++ b/lib/raid6/Makefile
@@ -21,7 +21,7 @@ altivec_flags += -isystem $(shell $(CC) -print-file-name=include)
ifdef CONFIG_CC_IS_CLANG
# clang ppc port does not yet support -maltivec when -msoft-float is
# enabled. A future release of clang will resolve this
-# https://bugs.llvm.org/show_bug.cgi?id=31177
+# https://llvm.org/pr31177
CFLAGS_REMOVE_altivec1.o += -msoft-float
CFLAGS_REMOVE_altivec2.o += -msoft-float
CFLAGS_REMOVE_altivec4.o += -msoft-float
diff --git a/lib/raid6/s390vx.uc b/lib/raid6/s390vx.uc
index cd0b9e95f4..863e2d3209 100644
--- a/lib/raid6/s390vx.uc
+++ b/lib/raid6/s390vx.uc
@@ -12,15 +12,14 @@
*/
#include <linux/raid/pq.h>
-#include <asm/fpu/api.h>
-#include <asm/vx-insn.h>
+#include <asm/fpu.h>
#define NSIZE 16
-static inline void LOAD_CONST(void)
+static __always_inline void LOAD_CONST(void)
{
- asm volatile("VREPIB %v24,7");
- asm volatile("VREPIB %v25,0x1d");
+ fpu_vrepib(24, 0x07);
+ fpu_vrepib(25, 0x1d);
}
/*
@@ -28,10 +27,7 @@ static inline void LOAD_CONST(void)
* vector register y left by 1 bit and stores the result in
* vector register x.
*/
-static inline void SHLBYTE(int x, int y)
-{
- asm volatile ("VAB %0,%1,%1" : : "i" (x), "i" (y));
-}
+#define SHLBYTE(x, y) fpu_vab(x, y, y)
/*
* For each of the 16 bytes in the vector register y the MASK()
@@ -39,49 +35,17 @@ static inline void SHLBYTE(int x, int y)
* or 0x00 if the high bit is 0. The result is stored in vector
* register x.
*/
-static inline void MASK(int x, int y)
-{
- asm volatile ("VESRAVB %0,%1,24" : : "i" (x), "i" (y));
-}
-
-static inline void AND(int x, int y, int z)
-{
- asm volatile ("VN %0,%1,%2" : : "i" (x), "i" (y), "i" (z));
-}
-
-static inline void XOR(int x, int y, int z)
-{
- asm volatile ("VX %0,%1,%2" : : "i" (x), "i" (y), "i" (z));
-}
+#define MASK(x, y) fpu_vesravb(x, y, 24)
-static inline void LOAD_DATA(int x, u8 *ptr)
-{
- typedef struct { u8 _[16 * $#]; } addrtype;
- register addrtype *__ptr asm("1") = (addrtype *) ptr;
-
- asm volatile ("VLM %2,%3,0,%1"
- : : "m" (*__ptr), "a" (__ptr), "i" (x),
- "i" (x + $# - 1));
-}
-
-static inline void STORE_DATA(int x, u8 *ptr)
-{
- typedef struct { u8 _[16 * $#]; } addrtype;
- register addrtype *__ptr asm("1") = (addrtype *) ptr;
-
- asm volatile ("VSTM %2,%3,0,1"
- : "=m" (*__ptr) : "a" (__ptr), "i" (x),
- "i" (x + $# - 1));
-}
-
-static inline void COPY_VEC(int x, int y)
-{
- asm volatile ("VLR %0,%1" : : "i" (x), "i" (y));
-}
+#define AND(x, y, z) fpu_vn(x, y, z)
+#define XOR(x, y, z) fpu_vx(x, y, z)
+#define LOAD_DATA(x, ptr) fpu_vlm(x, x + $# - 1, ptr)
+#define STORE_DATA(x, ptr) fpu_vstm(x, x + $# - 1, ptr)
+#define COPY_VEC(x, y) fpu_vlr(x, y)
static void raid6_s390vx$#_gen_syndrome(int disks, size_t bytes, void **ptrs)
{
- struct kernel_fpu vxstate;
+ DECLARE_KERNEL_FPU_ONSTACK32(vxstate);
u8 **dptr, *p, *q;
int d, z, z0;
@@ -114,7 +78,7 @@ static void raid6_s390vx$#_gen_syndrome(int disks, size_t bytes, void **ptrs)
static void raid6_s390vx$#_xor_syndrome(int disks, int start, int stop,
size_t bytes, void **ptrs)
{
- struct kernel_fpu vxstate;
+ DECLARE_KERNEL_FPU_ONSTACK32(vxstate);
u8 **dptr, *p, *q;
int d, z, z0;