From: Lukasz Luba <l.luba@partner.samsung.com>
Date: Tue, 13 Nov 2018 17:23:43 +0000 (+0100)
Subject: sched/power: max allowed state capping fixed
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=2fad853b41b0bffa5c0c7ea9eac6ad30fb4dfc98;p=platform%2Fkernel%2Flinux-exynos.git

sched/power: max allowed state capping fixed

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

diff --git a/kernel/sched/power.c b/kernel/sched/power.c
index cf56484f95ca..923f689860d1 100644
--- a/kernel/sched/power.c
+++ b/kernel/sched/power.c
@@ -656,7 +656,10 @@ static int cooling_dev_set_state(struct _thermal_zone *zone,
 		/* we treat single-cooling-dev-zone as a guard for max temp */
 		cooling->max_single_state = target;
 	} else {
-		if (cooling->max_single_state < target) {
+		/* Lower 'target' state means higer frequency. Prevent going to
+		 * higer freq if there was a limit due temperature value
+		 * from sensor closer to the device. */
+		if (cooling->max_single_state > target) {
 			target = cooling->max_single_state;
 			ret = -EAGAIN;
 		}