Message ID | ebbe3741501a31b1ffcea208393cdd8929df6455.1706863981.git.perry.yuan@amd.com |
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AMD Pstate Fixes And Enhancements
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Commit Message
Yuan, Perry
Feb. 2, 2024, 8:55 a.m. UTC
Address an untested error where the nominal_freq was returned in KHz instead of the correct MHz units, this oversight led to a wrong nominal_freq set and resued, it will cause the max frequency of core to be initialized with a wrong frequency value. Cc: stable@vger.kernel.org Fixes: ec437d71db7 ("cpufreq: amd-pstate: Introduce a new AMD P-State driver to support future processors") Reviewed-by: Mario Limonciello <mario.limonciello@amd.com> Signed-off-by: Perry Yuan <perry.yuan@amd.com> --- drivers/cpufreq/amd-pstate.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/cpufreq/amd-pstate.c b/drivers/cpufreq/amd-pstate.c index 08e112444c27..ac7faa98a450 100644 --- a/drivers/cpufreq/amd-pstate.c +++ b/drivers/cpufreq/amd-pstate.c @@ -640,8 +640,7 @@ static int amd_get_nominal_freq(struct amd_cpudata *cpudata) if (ret) return ret; - /* Switch to khz */ - return cppc_perf.nominal_freq * 1000; + return cppc_perf.nominal_freq; } static int amd_get_lowest_nonlinear_freq(struct amd_cpudata *cpudata)