[PATCH 1/6] Revert "ACPI: CPPC: Adjust debug messages in amd_set_max_freq_ratio() to warn"

Mario Limonciello (AMD)
2026-04-27T03:55:30Z

Some older systems don't support CPPC in the firmware and this just makes
noise for them when booting. Drop back to debug.

This reverts commit 21fb59ab4b9767085f4fe1edbdbe3177fbb9ec97.

Cc: stable@vger.kernel.org
Fixes: 21fb59ab4b976 ("ACPI: CPPC: Adjust debug messages in amd_set_max_freq_ratio() to warn")
Reported-by: Kim Phillips <kim.phillips@amd.com>
Tested-by: Kim Phillips <kim.phillips@amd.com>
Signed-off-by: Mario Limonciello (AMD) <superm1@kernel.org>
---
arch/x86/kernel/acpi/cppc.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/x86/kernel/acpi/cppc.c b/arch/x86/kernel/acpi/cppc.c
index d7c8ef1e354d3..be4c5e9e5ff6f 100644
--- a/arch/x86/kernel/acpi/cppc.c
+++ b/arch/x86/kernel/acpi/cppc.c
@@ -88,19 +88,19 @@ static void amd_set_max_freq_ratio(void)

rc = cppc_get_perf_caps(0, &perf_caps);
if (rc) {
- pr_warn("Could not retrieve perf counters (%d)\n", rc);
+ pr_debug("Could not retrieve perf counters (%d)\n", rc);
return;
}

rc = amd_get_boost_ratio_numerator(0, &numerator);
if (rc) {
- pr_warn("Could not retrieve highest performance (%d)\n", rc);
+ pr_debug("Could not retrieve highest performance (%d)\n", rc);
return;
}
nominal_perf = perf_caps.nominal_perf;

if (!nominal_perf) {
- pr_warn("Could not retrieve nominal performance\n");
+ pr_debug("Could not retrieve nominal performance\n");
return;
}

--
2.43.0