[COMMON] thermal: power_allocator: avoid req_power is 0

In case only one actor belong to power_allocator,
target frequency will be limited minium frequency
when req_power(load) is 0.

Change-Id: Iab369eb49c24daab9f4e64ba6adb4c129b3c37b7
Signed-off-by: Hyeonseong Gil <hs.gil@samsung.com>

diff --git a/drivers/thermal/power_allocator.c b/drivers/thermal/power_allocator.c
index b4d3116cfdafe81767b2b1c91fcab4a034f29041..9e0f02427b108e0efbae4cb8e357aaadcaf3208b 100644 (file)
--- a/drivers/thermal/power_allocator.c
+++ b/drivers/thermal/power_allocator.c
@@ -403,6 +403,9 @@ static int allocate_power(struct thermal_zone_device *tz,
                else
                        weight = instance->weight;
 
+               if (req_power[i] == 0)
+                       req_power[i] = 1;
+
                weighted_req_power[i] = frac_to_int(weight * req_power[i]);
 
                if (power_actor_get_max_power(cdev, tz, &max_power[i]))