[v5,2/6] cpufreq:amd-pstate: fix the nominal freq value set

Message ID ebbe3741501a31b1ffcea208393cdd8929df6455.1707273526.git.perry.yuan@amd.com
State New
Headers
Series AMD Pstate Fixes And Enhancements |

Commit Message

Yuan, Perry Feb. 7, 2024, 2:46 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(-)
  

Patch

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)