linux-kernel - [PATCH] base: arch_topology: Use policy->max to calculate freq

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Date:   Mon, 15 Nov 2021 15:10:10 -0500
From:   Thara Gopinath <thara.gopinath@...aro.org>
To:     sudeep.holla@....com, gregkh@...uxfoundation.org,
        rafael@...nel.org, bjorn.andersson@...aro.org
Cc:     linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org
Subject: [PATCH] base: arch_topology: Use policy->max to calculate freq_factor

cpuinfo.max_freq can reflect boost frequency if enabled during boot.  Since
we don't consider boost frequencies while calculating cpu capacities, use
policy->max to populate the freq_factor during boot up.

Signed-off-by: Thara Gopinath <thara.gopinath@...aro.org>
---
 drivers/base/arch_topology.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/base/arch_topology.c b/drivers/base/arch_topology.c
index 43407665918f..df818b439bc3 100644
--- a/drivers/base/arch_topology.c
+++ b/drivers/base/arch_topology.c
@@ -334,7 +334,7 @@ init_cpu_capacity_callback(struct notifier_block *nb,
 	cpumask_andnot(cpus_to_visit, cpus_to_visit, policy->related_cpus);
 
 	for_each_cpu(cpu, policy->related_cpus)
-		per_cpu(freq_factor, cpu) = policy->cpuinfo.max_freq / 1000;
+		per_cpu(freq_factor, cpu) = policy->max / 1000;
 
 	if (cpumask_empty(cpus_to_visit)) {
 		topology_normalize_cpu_scale();
-- 
2.25.1