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

Sibi Sankar
2020-05-04T20:24:51Z

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 --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:
--
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