diff mbox series

[v4,08/12] cpufreq: qcom: Disable fast switch when scaling ddr/l3

Message ID 20200504202243.5476-9-sibis@codeaurora.org (mailing list archive)
State Superseded
Headers show
Series DDR/L3 Scaling support on SDM845 and SC7180 SoCs | expand

Commit Message

Sibi Sankar May 4, 2020, 8:22 p.m. UTC 
Disable fast switch when the icc paths required for scaling ddr/l3
are populated.

Signed-off-by: Sibi Sankar <sibis@codeaurora.org>
---
 drivers/cpufreq/qcom-cpufreq-hw.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/cpufreq/qcom-cpufreq-hw.c b/drivers/cpufreq/qcom-cpufreq-hw.c
index 4fb489b69bc61..4b2c23dab3728 100644
--- a/drivers/cpufreq/qcom-cpufreq-hw.c
+++ b/drivers/cpufreq/qcom-cpufreq-hw.c
@@ -316,7 +316,9 @@  static int qcom_cpufreq_hw_cpu_init(struct cpufreq_policy *policy)
 
 	dev_pm_opp_of_register_em(policy->cpus);
 
-	policy->fast_switch_possible = true;
+	ret = dev_pm_opp_get_path_count(cpu_dev);
+	if (ret <= 0)
+		policy->fast_switch_possible = true;
 
 	return 0;
 error: