diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index c02f612056f7..fc0e2660b6b0 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -8063,9 +8063,10 @@ static inline void init_sd_lb_stats(struct sd_lb_stats *sds)
 	};
 }
 
-static unsigned long scale_rt_capacity(int cpu, unsigned long max)
+static unsigned long scale_rt_capacity(struct sched_domain *sd, int cpu)
 {
 	struct rq *rq = cpu_rq(cpu);
+	unsigned long max = arch_scale_cpu_capacity(cpu);
 	unsigned long used, free;
 	unsigned long irq;
 
@@ -8094,15 +8095,10 @@ static unsigned long scale_rt_capacity(int cpu, unsigned long max)
 
 static void update_cpu_capacity(struct sched_domain *sd, int cpu)
 {
-	unsigned long capacity = arch_scale_cpu_capacity(cpu);
+	unsigned long capacity = scale_rt_capacity(sd, cpu);
 	struct sched_group *sdg = sd->groups;
 
-	cpu_rq(cpu)->cpu_capacity_orig = capacity;
-
-	capacity *= arch_scale_max_freq_capacity(sd, cpu);
-	capacity >>= SCHED_CAPACITY_SHIFT;
-
-	capacity = scale_rt_capacity(cpu, capacity);
+	cpu_rq(cpu)->cpu_capacity_orig = arch_scale_cpu_capacity(cpu);
 
 	if (!capacity)
 		capacity = 1;
diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h
index 11222675578a..98e2648c06e7 100644
--- a/kernel/sched/sched.h
+++ b/kernel/sched/sched.h
@@ -2024,15 +2024,6 @@ unsigned long arch_scale_freq_capacity(int cpu)
 }
 #endif
 
-#ifndef arch_scale_max_freq_capacity
-struct sched_domain;
-static __always_inline
-unsigned long arch_scale_max_freq_capacity(struct sched_domain *sd, int cpu)
-{
-	return SCHED_CAPACITY_SCALE;
-}
-#endif
-
 #ifdef CONFIG_SMP
 #ifdef CONFIG_PREEMPTION