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

Huang Rui
2021-09-08T15:02:14Z

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

Signed-off-by: Huang Rui <ray.huang@amd.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