cpufreq: tegra186: Share policy per cluster

Commit Message

Aaron Kling Feb. 16, 2025, 4:08 p.m. UTC

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 <[e-mail]>
---
 drivers/cpufreq/tegra186-cpufreq.c | 7 +++++++
 1 file changed, 7 insertions(+)

Patch

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;
 }