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linux/debian/patches/patchset-pf/amd-pstate/0017-cpufreq-amd-pstate-Align-offline-flow-of-shared-memo.patch

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2024-12-10 00:17:37 +03:00
From 275a7a8c95ac5d0c0ff586acd882d751478f6a00 Mon Sep 17 00:00:00 2001
From: Dhananjay Ugwekar <Dhananjay.Ugwekar@amd.com>
Date: Wed, 23 Oct 2024 10:21:12 +0000
Subject: cpufreq/amd-pstate: Align offline flow of shared memory and MSR based
systems
Set min_perf to lowest_perf for shared memory systems, similar to the MSR
based systems.
Signed-off-by: Dhananjay Ugwekar <Dhananjay.Ugwekar@amd.com>
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
---
drivers/cpufreq/amd-pstate.c | 1 +
1 file changed, 1 insertion(+)
--- a/drivers/cpufreq/amd-pstate.c
+++ b/drivers/cpufreq/amd-pstate.c
@@ -1688,6 +1688,7 @@ static void amd_pstate_epp_offline(struc
wrmsrl_on_cpu(cpudata->cpu, MSR_AMD_CPPC_REQ, value);
} else {
perf_ctrls.desired_perf = 0;
+ perf_ctrls.min_perf = min_perf;
perf_ctrls.max_perf = min_perf;
cppc_set_perf(cpudata->cpu, &perf_ctrls);
perf_ctrls.energy_perf = AMD_CPPC_ENERGY_PERF_PREF(HWP_EPP_BALANCE_POWERSAVE);