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Subject[PATCH v4 06/13] cpufreq: amd_pstate: fix wrong lowest perf fetch
Date
Fix the wrong lowest perf value reading which is used for new
des_perf calculation by governor requested, the incorrect min_perf will
get incorrect des_perf to be set , that will cause the system frequency
changing unexpectedly.

Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Perry Yuan <Perry.Yuan@amd.com>
Signed-off-by: Su Jinzhou <jinzhou.su@amd.com>
---
drivers/cpufreq/amd-pstate.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/cpufreq/amd-pstate.c b/drivers/cpufreq/amd-pstate.c
index 0c8256638ed7..4b764870035e 100644
--- a/drivers/cpufreq/amd-pstate.c
+++ b/drivers/cpufreq/amd-pstate.c
@@ -311,7 +311,7 @@ static int amd_pstate_target(struct cpufreq_policy *policy,
return -ENODEV;

cap_perf = READ_ONCE(cpudata->highest_perf);
- min_perf = READ_ONCE(cpudata->lowest_nonlinear_perf);
+ min_perf = READ_ONCE(cpudata->lowest_perf);
max_perf = cap_perf;

freqs.old = policy->cur;
--
2.32.0
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