linux-kernel - [PATCH 15/19] cpupower: add amd-pstate sysfs entries into libcpufreq

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Date:   Wed, 8 Sep 2021 22:59:57 +0800
From:   Huang Rui <ray.huang@....com>
To:     "Rafael J . Wysocki" <rafael.j.wysocki@...el.com>,
        Viresh Kumar <viresh.kumar@...aro.org>,
        Shuah Khan <skhan@...uxfoundation.org>,
        "Borislav Petkov" <bp@...e.de>, Ingo Molnar <mingo@...nel.org>,
        <linux-pm@...r.kernel.org>
CC:     Deepak Sharma <deepak.sharma@....com>,
        Alex Deucher <alexander.deucher@....com>,
        Mario Limonciello <mario.limonciello@....com>,
        Nathan Fontenot <nathan.fontenot@....com>,
        Jinzhou Su <Jinzhou.Su@....com>,
        Xiaojian Du <Xiaojian.Du@....com>,
        <linux-kernel@...r.kernel.org>, <x86@...nel.org>,
        Huang Rui <ray.huang@....com>
Subject: [PATCH 15/19] cpupower: add amd-pstate sysfs entries into libcpufreq

These amd-pstate sysfs entries will be used on cpupower for amd-pstate
kernel module.

Signed-off-by: Huang Rui <ray.huang@....com>
---
 tools/power/cpupower/lib/cpufreq.c | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/tools/power/cpupower/lib/cpufreq.c b/tools/power/cpupower/lib/cpufreq.c
index c3b56db8b921..3f92ddadaad2 100644
--- a/tools/power/cpupower/lib/cpufreq.c
+++ b/tools/power/cpupower/lib/cpufreq.c
@@ -69,6 +69,14 @@ enum cpufreq_value {
 	SCALING_MIN_FREQ,
 	SCALING_MAX_FREQ,
 	STATS_NUM_TRANSITIONS,
+	AMD_PSTATE_HIGHEST_PERF,
+	AMD_PSTATE_NOMINAL_PERF,
+	AMD_PSTATE_LOWEST_NONLINEAR_PERF,
+	AMD_PSTATE_LOWEST_PERF,
+	AMD_PSTATE_MAX_FREQ,
+	AMD_PSTATE_NOMINAL_FREQ,
+	AMD_PSTATE_LOWEST_NONLINEAR_FREQ,
+	AMD_PSTATE_MIN_FREQ,
 	MAX_CPUFREQ_VALUE_READ_FILES
 };
 
@@ -80,7 +88,15 @@ static const char *cpufreq_value_files[MAX_CPUFREQ_VALUE_READ_FILES] = {
 	[SCALING_CUR_FREQ] = "scaling_cur_freq",
 	[SCALING_MIN_FREQ] = "scaling_min_freq",
 	[SCALING_MAX_FREQ] = "scaling_max_freq",
-	[STATS_NUM_TRANSITIONS] = "stats/total_trans"
+	[STATS_NUM_TRANSITIONS] = "stats/total_trans",
+	[AMD_PSTATE_HIGHEST_PERF] = "amd_pstate_highest_perf",
+	[AMD_PSTATE_NOMINAL_PERF] = "amd_pstate_nominal_perf",
+	[AMD_PSTATE_LOWEST_NONLINEAR_PERF] = "amd_pstate_lowest_nonlinear_perf",
+	[AMD_PSTATE_LOWEST_PERF] = "amd_pstate_lowest_perf",
+	[AMD_PSTATE_MAX_FREQ] = "amd_pstate_max_freq",
+	[AMD_PSTATE_NOMINAL_FREQ] = "amd_pstate_nominal_freq",
+	[AMD_PSTATE_LOWEST_NONLINEAR_FREQ] = "amd_pstate_lowest_nonlinear_freq",
+	[AMD_PSTATE_MIN_FREQ] = "amd_pstate_min_freq"
 };
 
 
-- 
2.25.1