[PATCH] cpufreq: tegra186: Share policy per cluster
From: Aaron Kling
Date: Sun Feb 16 2025 - 11:09:38 EST
This functionally brings tegra186 in line with tegra210 and tegra194,
sharing a cpufreq policy between all cores in a cluster.
Signed-off-by: Aaron Kling <webgeek1234@xxxxxxxxx>
---
drivers/cpufreq/tegra186-cpufreq.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/cpufreq/tegra186-cpufreq.c b/drivers/cpufreq/tegra186-cpufreq.c
index c7761eb99f3cc..c832a1270e688 100644
--- a/drivers/cpufreq/tegra186-cpufreq.c
+++ b/drivers/cpufreq/tegra186-cpufreq.c
@@ -73,11 +73,18 @@ static int tegra186_cpufreq_init(struct cpufreq_policy *policy)
{
struct tegra186_cpufreq_data *data = cpufreq_get_driver_data();
unsigned int cluster = data->cpus[policy->cpu].bpmp_cluster_id;
+ u32 cpu;
policy->freq_table = data->clusters[cluster].table;
policy->cpuinfo.transition_latency = 300 * 1000;
policy->driver_data = NULL;
+ /* set same policy for all cpus in a cluster */
+ for (cpu = 0; cpu < (sizeof(tegra186_cpus)/sizeof(struct tegra186_cpufreq_cpu)); cpu++) {
+ if (data->cpus[cpu].bpmp_cluster_id == cluster)
+ cpumask_set_cpu(cpu, policy->cpus);
+ }
+
return 0;
}
--
2.48.1