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

Sibi Sankar
2020-06-05T21:34:30Z

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

Signed-off-by: Sibi Sankar <sibis@codeaurora.org>
---

v6:
* No change

v5:
* Drop dev_pm_opp_get_path_count [Saravana]

drivers/cpufreq/qcom-cpufreq-hw.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/cpufreq/qcom-cpufreq-hw.c b/drivers/cpufreq/qcom-cpufreq-hw.c
index 8fa6ab6e0e4b6..56f01049fd3a3 100644
--- a/drivers/cpufreq/qcom-cpufreq-hw.c
+++ b/drivers/cpufreq/qcom-cpufreq-hw.c
@@ -158,6 +158,8 @@ static int qcom_cpufreq_hw_read_lut(struct device *cpu_dev,
} else if (ret != -ENODEV) {
dev_err(cpu_dev, "Invalid opp table in device tree\n");
return ret;
+ } else {
+ policy->fast_switch_possible = true;
}

for (i = 0; i < LUT_MAX_ENTRIES; i++) {
@@ -307,8 +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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