/* SPDX-License-Identifier: GPL-2.0-only */#ifndef _ASM_POWERPC_VDSO_PROCESSOR_H#define _ASM_POWERPC_VDSO_PROCESSOR_H #ifndef __ASSEMBLER__ #include <asm/cputable.h>#include <asm/feature-fixups.h> /* Macros for adjusting thread priority (hardware multi-threading) */#ifdef CONFIG_PPC64#define HMT_very_low()		asm volatile("or 31, 31, 31	# very low priority")#define HMT_low()		asm volatile("or 1, 1, 1	# low priority")#define HMT_medium_low()	asm volatile("or 6, 6, 6	# medium low priority")#define HMT_medium()		asm volatile("or 2, 2, 2	# medium priority")#define HMT_medium_high()	asm volatile("or 5, 5, 5	# medium high priority")#define HMT_high()		asm volatile("or 3, 3, 3	# high priority")#else#define HMT_very_low()#define HMT_low()#define HMT_medium_low()#define HMT_medium()#define HMT_medium_high()#define HMT_high()#endif #ifdef CONFIG_PPC64#define cpu_relax()							\	asm volatile(ASM_FTR_IFCLR(					\		/* Pre-POWER10 uses low ; medium priority nops */	\		"or 1,1,1 ; or 2,2,2",					\		/* POWER10 onward uses pause_short (wait 2,0) */	\		PPC_WAIT(2, 0),						\		%0) :: "i" (CPU_FTR_ARCH_31) : "memory")#else#define cpu_relax()	barrier()#endif #endif /* __ASSEMBLER__ */ #endif /* _ASM_POWERPC_VDSO_PROCESSOR_H */