diff options
Diffstat (limited to 'arch/mips/kernel/fpu-probe.h')
-rw-r--r-- | arch/mips/kernel/fpu-probe.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/arch/mips/kernel/fpu-probe.h b/arch/mips/kernel/fpu-probe.h new file mode 100644 index 000000000000..951ce50890d0 --- /dev/null +++ b/arch/mips/kernel/fpu-probe.h @@ -0,0 +1,40 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ + +#include <linux/kernel.h> + +#include <asm/cpu.h> +#include <asm/cpu-info.h> + +#ifdef CONFIG_MIPS_FP_SUPPORT + +extern int mips_fpu_disabled; + +int __cpu_has_fpu(void); +void cpu_set_fpu_opts(struct cpuinfo_mips *c); +void cpu_set_nofpu_opts(struct cpuinfo_mips *c); + +#else /* !CONFIG_MIPS_FP_SUPPORT */ + +#define mips_fpu_disabled 1 + +static inline unsigned long cpu_get_fpu_id(void) +{ + return FPIR_IMP_NONE; +} + +static inline int __cpu_has_fpu(void) +{ + return 0; +} + +static inline void cpu_set_fpu_opts(struct cpuinfo_mips *c) +{ + /* no-op */ +} + +static inline void cpu_set_nofpu_opts(struct cpuinfo_mips *c) +{ + /* no-op */ +} + +#endif /* CONFIG_MIPS_FP_SUPPORT */ |