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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 18:50:36 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 18:50:36 +0000 |
commit | 50ba0232fd5312410f1b65247e774244f89a628e (patch) | |
tree | fd8f2fc78e9e548af0ff9590276602ee6125be00 /arch/s390/include/asm/fpu/internal.h | |
parent | Releasing progress-linux version 6.7.12-1~progress7.99u1. (diff) | |
download | linux-50ba0232fd5312410f1b65247e774244f89a628e.tar.xz linux-50ba0232fd5312410f1b65247e774244f89a628e.zip |
Merging upstream version 6.8.9.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/s390/include/asm/fpu/internal.h')
-rw-r--r-- | arch/s390/include/asm/fpu/internal.h | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/arch/s390/include/asm/fpu/internal.h b/arch/s390/include/asm/fpu/internal.h index 8634581b90..d511c4cf5a 100644 --- a/arch/s390/include/asm/fpu/internal.h +++ b/arch/s390/include/asm/fpu/internal.h @@ -10,8 +10,14 @@ #define _ASM_S390_FPU_INTERNAL_H #include <linux/string.h> +#include <asm/facility.h> #include <asm/fpu/types.h> +static inline bool cpu_has_vx(void) +{ + return likely(test_facility(129)); +} + static inline void save_vx_regs(__vector128 *vxrs) { asm volatile( @@ -41,7 +47,7 @@ static inline void fpregs_store(_s390_fp_regs *fpregs, struct fpu *fpu) { fpregs->pad = 0; fpregs->fpc = fpu->fpc; - if (MACHINE_HAS_VX) + if (cpu_has_vx()) convert_vx_to_fp((freg_t *)&fpregs->fprs, fpu->vxrs); else memcpy((freg_t *)&fpregs->fprs, fpu->fprs, @@ -51,7 +57,7 @@ static inline void fpregs_store(_s390_fp_regs *fpregs, struct fpu *fpu) static inline void fpregs_load(_s390_fp_regs *fpregs, struct fpu *fpu) { fpu->fpc = fpregs->fpc; - if (MACHINE_HAS_VX) + if (cpu_has_vx()) convert_fp_to_vx(fpu->vxrs, (freg_t *)&fpregs->fprs); else memcpy(fpu->fprs, (freg_t *)&fpregs->fprs, |