arch/mips/kernel/fpu-probe.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2
   3 #include <linux/kernel.h>
   4
   5 #include <asm/cpu.h>
   6 #include <asm/cpu-info.h>
   7
   8 #ifdef CONFIG_MIPS_FP_SUPPORT
   9
  10 extern int mips_fpu_disabled;
  11
  12 int __cpu_has_fpu(void);
  13 void cpu_set_fpu_opts(struct cpuinfo_mips *c);
  14 void cpu_set_nofpu_opts(struct cpuinfo_mips *c);
  15
  16 #else /* !CONFIG_MIPS_FP_SUPPORT */
  17
  18 #define mips_fpu_disabled 1
  19
  20 static inline unsigned long cpu_get_fpu_id(void)
  21 {
  22         return FPIR_IMP_NONE;
  23 }
  24
  25 static inline int __cpu_has_fpu(void)
  26 {
  27         return 0;
  28 }
  29
  30 static inline void cpu_set_fpu_opts(struct cpuinfo_mips *c)
  31 {
  32         /* no-op */
  33 }
  34
  35 static inline void cpu_set_nofpu_opts(struct cpuinfo_mips *c)
  36 {
  37         /* no-op */
  38 }
  39
  40 #endif /* CONFIG_MIPS_FP_SUPPORT */