diff options
Diffstat (limited to 'arch/s390/include/asm/cpu_mcf.h')
| -rw-r--r-- | arch/s390/include/asm/cpu_mcf.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/s390/include/asm/cpu_mcf.h b/arch/s390/include/asm/cpu_mcf.h index 0c236d1a7aee..649b9fc60685 100644 --- a/arch/s390/include/asm/cpu_mcf.h +++ b/arch/s390/include/asm/cpu_mcf.h @@ -49,6 +49,26 @@ static inline void ctr_set_stop(u64 *state, int ctr_set) *state &= ~(cpumf_ctr_ctl[ctr_set] << CPUMF_LCCTL_ACTCTL_SHIFT); } +static inline void ctr_set_multiple_enable(u64 *state, u64 ctrsets) +{ + *state |= ctrsets << CPUMF_LCCTL_ENABLE_SHIFT; +} + +static inline void ctr_set_multiple_disable(u64 *state, u64 ctrsets) +{ + *state &= ~(ctrsets << CPUMF_LCCTL_ENABLE_SHIFT); +} + +static inline void ctr_set_multiple_start(u64 *state, u64 ctrsets) +{ + *state |= ctrsets << CPUMF_LCCTL_ACTCTL_SHIFT; +} + +static inline void ctr_set_multiple_stop(u64 *state, u64 ctrsets) +{ + *state &= ~(ctrsets << CPUMF_LCCTL_ACTCTL_SHIFT); +} + static inline int ctr_stcctm(enum cpumf_ctr_set set, u64 range, u64 *dest) { switch (set) { @@ -97,4 +117,10 @@ static inline void kernel_cpumcf_end(void) preempt_enable(); } +/* Return true if store counter set multiple instruction is available */ +static inline int stccm_avail(void) +{ + return test_facility(142); +} + #endif /* _ASM_S390_CPU_MCF_H */ |