diff options
Diffstat (limited to 'arch/xtensa/include/asm/coprocessor.h')
| -rw-r--r-- | arch/xtensa/include/asm/coprocessor.h | 44 |
1 files changed, 11 insertions, 33 deletions
diff --git a/arch/xtensa/include/asm/coprocessor.h b/arch/xtensa/include/asm/coprocessor.h index 677501b32dfc..e0447bcc52c5 100644 --- a/arch/xtensa/include/asm/coprocessor.h +++ b/arch/xtensa/include/asm/coprocessor.h @@ -12,12 +12,11 @@ #ifndef _XTENSA_COPROCESSOR_H #define _XTENSA_COPROCESSOR_H -#include <linux/stringify.h> -#include <variant/core.h> #include <variant/tie.h> +#include <asm/core.h> #include <asm/types.h> -#ifdef __ASSEMBLY__ +#ifdef __ASSEMBLER__ # include <variant/tie-asm.h> .macro xchal_sa_start a b @@ -70,7 +69,7 @@ -#endif /* __ASSEMBLY__ */ +#endif /* __ASSEMBLER__ */ /* * XTENSA_HAVE_COPROCESSOR(x) returns 1 if coprocessor x is configured. @@ -88,20 +87,7 @@ #define XTENSA_HAVE_IO_PORTS \ XCHAL_CP_PORT_MASK -#ifndef __ASSEMBLY__ - - -#if XCHAL_HAVE_CP - -#define RSR_CPENABLE(x) do { \ - __asm__ __volatile__("rsr %0, cpenable" : "=a" (x)); \ - } while(0); -#define WSR_CPENABLE(x) do { \ - __asm__ __volatile__("wsr %0, cpenable; rsync" :: "a" (x)); \ - } while(0); - -#endif /* XCHAL_HAVE_CP */ - +#ifndef __ASSEMBLER__ /* * Additional registers. @@ -156,22 +142,14 @@ typedef struct { XCHAL_CP6_SA_LIST(2) } xtregs_cp6_t typedef struct { XCHAL_CP7_SA_LIST(2) } xtregs_cp7_t __attribute__ ((aligned (XCHAL_CP7_SA_ALIGN))); -extern struct thread_info* coprocessor_owner[XCHAL_CP_MAX]; -extern void coprocessor_save(void*, int); -extern void coprocessor_load(void*, int); -extern void coprocessor_flush(struct thread_info*, int); -extern void coprocessor_restore(struct thread_info*, int); - -extern void coprocessor_release_all(struct thread_info*); -extern void coprocessor_flush_all(struct thread_info*); - -static inline void coprocessor_clear_cpenable(void) -{ - unsigned long i = 0; - WSR_CPENABLE(i); -} +struct thread_info; +void coprocessor_flush(struct thread_info *ti, int cp_index); +void coprocessor_release_all(struct thread_info *ti); +void coprocessor_flush_all(struct thread_info *ti); +void coprocessor_flush_release_all(struct thread_info *ti); +void local_coprocessors_flush_release_all(void); #endif /* XTENSA_HAVE_COPROCESSORS */ -#endif /* !__ASSEMBLY__ */ +#endif /* !__ASSEMBLER__ */ #endif /* _XTENSA_COPROCESSOR_H */ |