From: Lukasz Luba <l.luba@partner.samsung.com>
Date: Tue, 30 Oct 2018 13:19:51 +0000 (+0100)
Subject: sched/sched.h: add new function for changing cluster power 'weight'
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=871cc3fb42eb305fb4c59813f172b997bc56edff;p=platform%2Fkernel%2Flinux-exynos.git

sched/sched.h: add new function for changing cluster power 'weight'

This patch adds new interface for sched power which controls
power allocation for CPUs.

Signed-off-by: Lukasz Luba <l.luba@partner.samsung.com>
---

diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h
index 7c8dea6df31a..725e0c19ae96 100644
--- a/kernel/sched/sched.h
+++ b/kernel/sched/sched.h
@@ -2246,6 +2246,7 @@ unsigned long scale_irq_capacity(unsigned long util, unsigned long irq, unsigned
 #endif
 
 #define SCHED_POWER_FORCE_UPDATE_RT 0x01
+#define SCHED_POWER_CLUSTER_REQ 0x2
 #ifdef CONFIG_THERMAL
 struct update_sched_power {
 	void (*func)(struct update_sched_power *, int, unsigned int, int, int);
@@ -2263,7 +2264,17 @@ static inline void sched_power_change_cpu_weight(int cpu, unsigned long weight,
 	if (update)
 		update->func(update, cpu, weight, flags, time);
 }
+
+static inline
+void sched_power_change_cluster_weight(int cpu, unsigned long weight, int flags)
+{
+	sched_power_change_cpu_weight(cpu, weight, flags |
+				      SCHED_POWER_CLUSTER_REQ);
+}
 #else
 static inline void sched_power_change_cpu_weight(int cpu, unsigned int weight,
 						 int flags) {}
+static inline
+void sched_power_change_cluster_weight(int cpu, unsigned int weight, int flags)
+{}
 #endif /* CONFIG_THERMAL */