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Commit af541e19 authored by Saravana Kannan's avatar Saravana Kannan
Browse files

cpufreq: schedutil: Add freq_to_util helper function 



Refactor repetitive code into a function.

Change-Id: I30d53adf0cb0c4ce099f7f1c25cbc8c2f6473769
Signed-off-by: default avatarSaravana Kannan <skannan@codeaurora.org>
parent f6686697

kernel/sched/cpufreq_schedutil.c

+12 −7
Original line number Diff line number Diff line
@@ -225,6 +225,13 @@ static void sugov_walt_adjust(struct sugov_cpu *sg_cpu, unsigned long *util, 
		*util = max(*util, sg_cpu->walt_load.pl);

}



static unsigned long freq_to_util(struct sugov_policy *sg_policy,

				  unsigned int freq)

{

	return mult_frac(sg_policy->max, freq,

			 sg_policy->policy->cpuinfo.max_freq);

}



static void sugov_update_single(struct update_util_data *hook, u64 time,

				unsigned int flags)

{
@@ -322,12 +329,11 @@ static void sugov_update_shared(struct update_util_data *hook, u64 time, 
	raw_spin_lock(&sg_policy->update_lock);



	if (sg_policy->max != max) {

		hs_util = mult_frac(max,

				    sg_policy->tunables->hispeed_freq,

				    sg_policy->policy->cpuinfo.max_freq);

		sg_policy->max = max;

		hs_util = freq_to_util(sg_policy,

					sg_policy->tunables->hispeed_freq);

		hs_util = mult_frac(hs_util, TARGET_LOAD, 100);

		sg_policy->hispeed_util = hs_util;

		sg_policy->max = max;

	}



	sg_cpu->util = util;
@@ -438,9 +444,8 @@ static ssize_t hispeed_freq_store(struct gov_attr_set *attr_set, 


	tunables->hispeed_freq = val;

	list_for_each_entry(sg_policy, &attr_set->policy_list, tunables_hook) {

		hs_util = mult_frac(sg_policy->max,

				    sg_policy->tunables->hispeed_freq,

				    sg_policy->policy->cpuinfo.max_freq);

		hs_util = freq_to_util(sg_policy,

					sg_policy->tunables->hispeed_freq);

		hs_util = mult_frac(hs_util, TARGET_LOAD, 100);

		sg_policy->hispeed_util = hs_util;

	}