From b4cc466b973590114b4bf49025d362ad9618a23e Mon Sep 17 00:00:00 2001
From: Mario Limonciello <mario.limonciello@amd.com>
Date: Sat, 7 Dec 2024 22:38:06 -0600
Subject: cpufreq/amd-pstate: Replace all AMD_CPPC_* macros with masks

Bitfield masks are easier to follow and less error prone.

Reviewed-by: Dhananjay Ugwekar <dhananjay.ugwekar@amd.com>
Reviewed-by: Gautham R. Shenoy <gautham.shenoy@amd.com>
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
---
 arch/x86/kernel/acpi/cppc.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'arch/x86/kernel/acpi/cppc.c')

diff --git a/arch/x86/kernel/acpi/cppc.c b/arch/x86/kernel/acpi/cppc.c
index d745dd586303..77bfb846490c 100644
--- a/arch/x86/kernel/acpi/cppc.c
+++ b/arch/x86/kernel/acpi/cppc.c
@@ -4,6 +4,8 @@
  * Copyright (c) 2016, Intel Corporation.
  */
 
+#include <linux/bitfield.h>
+
 #include <acpi/cppc_acpi.h>
 #include <asm/msr.h>
 #include <asm/processor.h>
@@ -149,7 +151,7 @@ int amd_get_highest_perf(unsigned int cpu, u32 *highest_perf)
 		if (ret)
 			goto out;
 
-		val = AMD_CPPC_HIGHEST_PERF(val);
+		val = FIELD_GET(AMD_CPPC_HIGHEST_PERF_MASK, val);
 	} else {
 		ret = cppc_get_highest_perf(cpu, &val);
 		if (ret)
-- 
cgit