[PATCH v6 5/5] cpufreq: qcom: Disable fast switch when scaling DDR/L3

From: Sibi Sankar
Date: Mon Jun 22 2020 - 04:17:51 EST


Disable fast switch when the opp-tables required for scaling DDR/L3
are populated.

Reviewed-by: Matthias Kaehlcke <mka@xxxxxxxxxxxx>
Signed-off-by: Sibi Sankar <sibis@xxxxxxxxxxxxxx>
---

v7:
* Picked up R-b from Matthias

v6:
* No change

v5:
* Drop dev_pm_opp_get_path_count [Saravana]

drivers/cpufreq/qcom-cpufreq-hw.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/cpufreq/qcom-cpufreq-hw.c b/drivers/cpufreq/qcom-cpufreq-hw.c
index aaf98333d37da..fa68fa8ebd95e 100644
--- a/drivers/cpufreq/qcom-cpufreq-hw.c
+++ b/drivers/cpufreq/qcom-cpufreq-hw.c
@@ -159,6 +159,7 @@ static int qcom_cpufreq_hw_read_lut(struct device *cpu_dev,
dev_err(cpu_dev, "Invalid opp table in device tree\n");
return ret;
} else {
+ policy->fast_switch_possible = true;
icc_scaling_enabled = false;
}

@@ -308,8 +309,6 @@ static int qcom_cpufreq_hw_cpu_init(struct cpufreq_policy *policy)

dev_pm_opp_of_register_em(policy->cpus);

- policy->fast_switch_possible = true;
-
return 0;
error:
devm_iounmap(dev, base);
--
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