diff options
Diffstat (limited to 'arch/arm/common/mcpm_entry.c')
| -rw-r--r-- | arch/arm/common/mcpm_entry.c | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/arch/arm/common/mcpm_entry.c b/arch/arm/common/mcpm_entry.c index 26020a03f65..f91136ab447 100644 --- a/arch/arm/common/mcpm_entry.c +++ b/arch/arm/common/mcpm_entry.c @@ -35,8 +35,7 @@ void mcpm_set_early_poke(unsigned cpu, unsigned cluster, unsigned long *poke = &mcpm_entry_early_pokes[cluster][cpu][0]; poke[0] = poke_phys_addr; poke[1] = poke_val; - __cpuc_flush_dcache_area((void *)poke, 8); - outer_clean_range(__pa(poke), __pa(poke + 2)); + __sync_cache_range_w(poke, 2 * sizeof(*poke)); } static const struct mcpm_platform_ops *platform_ops; @@ -49,6 +48,11 @@ int __init mcpm_platform_register(const struct mcpm_platform_ops *ops) return 0; } +bool mcpm_is_available(void) +{ + return (platform_ops) ? true : false; +} + int mcpm_cpu_power_up(unsigned int cpu, unsigned int cluster) { if (!platform_ops) @@ -102,14 +106,14 @@ void mcpm_cpu_power_down(void) BUG(); } -int mcpm_cpu_power_down_finish(unsigned int cpu, unsigned int cluster) +int mcpm_wait_for_cpu_powerdown(unsigned int cpu, unsigned int cluster) { int ret; - if (WARN_ON_ONCE(!platform_ops || !platform_ops->power_down_finish)) + if (WARN_ON_ONCE(!platform_ops || !platform_ops->wait_for_powerdown)) return -EUNATCH; - ret = platform_ops->power_down_finish(cpu, cluster); + ret = platform_ops->wait_for_powerdown(cpu, cluster); if (ret) pr_warn("%s: cpu %u, cluster %u failed to power down (%d)\n", __func__, cpu, cluster, ret); @@ -167,7 +171,7 @@ void __mcpm_cpu_down(unsigned int cpu, unsigned int cluster) dmb(); mcpm_sync.clusters[cluster].cpus[cpu].cpu = CPU_DOWN; sync_cache_w(&mcpm_sync.clusters[cluster].cpus[cpu].cpu); - dsb_sev(); + sev(); } /* @@ -183,7 +187,7 @@ void __mcpm_outbound_leave_critical(unsigned int cluster, int state) dmb(); mcpm_sync.clusters[cluster].cluster = state; sync_cache_w(&mcpm_sync.clusters[cluster].cluster); - dsb_sev(); + sev(); } /* |