[PATCH v2] cpufreq: tegra186: Share policy per cluster

[Aaron Kling via B4 Relay]

From: Aaron Kling <luceoscutum@xxxxxxxxx>

This functionally brings tegra186 in line with tegra210 and tegra194,
sharing a cpufreq policy between all cores in a cluster.

Reviewed-by: Sumit Gupta <sumitg@xxxxxxxxxx>
Acked-by: Thierry Reding <treding@xxxxxxxxxx>
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 c7761eb99f3ccc3e85389cb1e79d338c47584ae3..92aa50f0166601e7b077a4127eba0cb60181dee3 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 < ARRAY_SIZE(tegra186_cpus); cpu++) {
+		if (data->cpus[cpu].bpmp_cluster_id == cluster)
+			cpumask_set_cpu(cpu, policy->cpus);
+	}
+
 	return 0;
 }
 

---
base-commit: 1110ce6a1e34fe1fdc1bfe4ad52405f327d5083b
change-id: 20250310-cpufreq-t186-share-policy-a27652838532

Best regards,
-- 
Aaron Kling <webgeek1234@xxxxxxxxx>