From: Len Brown <lenb@kernel.org>
To: linux-pm@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, Len Brown <len.brown@intel.com>
Subject: [PATCH 41/44] tools/power turbostat: dump p-state software config
Date: Wed, 1 Mar 2017 00:27:45 -0500 [thread overview]
Message-ID: <7293fccdffdec0ab0c36c4e4cffacb3ff114928e.1488345270.git.len.brown@intel.com> (raw)
In-Reply-To: <20170301052748.27810-1-lenb@kernel.org>
In-Reply-To: <678a3bd1b3de6d2ebf604e7d708bc8150bb667e9.1488345270.git.len.brown@intel.com>
From: Len Brown <len.brown@intel.com>
cpu1: cpufreq driver: acpi-cpufreq
cpu1: cpufreq governor: ondemand
cpufreq boost: 1
or
cpu0: cpufreq driver: intel_pstate
cpu0: cpufreq governor: powersave
cpufreq intel_pstate no_turbo: 0
Signed-off-by: Len Brown <len.brown@intel.com>
---
tools/power/x86/turbostat/turbostat.c | 50 +++++++++++++++++++++++++++++++++++
1 file changed, 50 insertions(+)
diff --git a/tools/power/x86/turbostat/turbostat.c b/tools/power/x86/turbostat/turbostat.c
index 2c674ad5ab80..7af5f42a9792 100644
--- a/tools/power/x86/turbostat/turbostat.c
+++ b/tools/power/x86/turbostat/turbostat.c
@@ -2979,6 +2979,54 @@ dump_sysfs_cstate_config(void)
fclose(input);
}
}
+static void
+dump_sysfs_pstate_config(void)
+{
+ char path[64];
+ char driver_buf[64];
+ char governor_buf[64];
+ FILE *input;
+ int turbo;
+
+ sprintf(path, "/sys/devices/system/cpu/cpu%d/cpufreq/scaling_driver",
+ base_cpu);
+ input = fopen(path, "r");
+ if (input == NULL) {
+ fprintf(stderr, "NSFOD %s\n", path);
+ return;
+ }
+ fgets(driver_buf, sizeof(driver_buf), input);
+ fclose(input);
+
+ sprintf(path, "/sys/devices/system/cpu/cpu%d/cpufreq/scaling_governor",
+ base_cpu);
+ input = fopen(path, "r");
+ if (input == NULL) {
+ fprintf(stderr, "NSFOD %s\n", path);
+ return;
+ }
+ fgets(governor_buf, sizeof(governor_buf), input);
+ fclose(input);
+
+ fprintf(outf, "cpu%d: cpufreq driver: %s", base_cpu, driver_buf);
+ fprintf(outf, "cpu%d: cpufreq governor: %s", base_cpu, governor_buf);
+
+ sprintf(path, "/sys/devices/system/cpu/cpufreq/boost");
+ input = fopen(path, "r");
+ if (input != NULL) {
+ fscanf(input, "%d", &turbo);
+ fprintf(outf, "cpufreq boost: %d\n", turbo);
+ fclose(input);
+ }
+
+ sprintf(path, "/sys/devices/system/cpu/intel_pstate/no_turbo");
+ input = fopen(path, "r");
+ if (input != NULL) {
+ fscanf(input, "%d", &turbo);
+ fprintf(outf, "cpufreq intel_pstate no_turbo: %d\n", turbo);
+ fclose(input);
+ }
+}
/*
@@ -4168,6 +4216,8 @@ void process_cpuid()
if (!quiet)
dump_sysfs_cstate_config();
+ if (!quiet)
+ dump_sysfs_pstate_config();
if (has_skl_msrs(family, model))
calculate_tsc_tweak();
--
2.11.0.161.g6610af872
next prev parent reply other threads:[~2017-03-01 5:40 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-03-01 5:27 [GIT PULL] turbostat 17.02.24 Len Brown
2017-03-01 5:27 ` [PATCH 01/44] tools/power turbostat: fix bugs in --add option Len Brown
2017-03-01 5:27 ` [PATCH 02/44] tools/power turbostat: Add --show and --hide parameters Len Brown
2017-03-01 5:27 ` [PATCH 03/44] tools/power turbostat: BYT does not have MSR_MISC_PWR_MGMT Len Brown
2017-03-01 5:27 ` [PATCH 04/44] tools/power turbostat: decode Baytrail CC6 and MC6 demotion configuration Len Brown
2017-03-01 5:27 ` [PATCH 05/44] tools/power turbostat: Baytrail: remove debug line in quiet mode Len Brown
2017-03-01 5:27 ` [PATCH 06/44] tools/power turbostat: update MSR_PKG_CST_CONFIG_CONTROL decoding Len Brown
2017-03-01 5:27 ` [PATCH 07/44] x86: msr-index.h: Define MSR_PKG_CST_CONFIG_CONTROL Len Brown
2017-03-01 5:27 ` [PATCH 08/44] intel_idle: use new name for MSR_PKG_CST_CONFIG_CONTROL Len Brown
2017-03-01 5:27 ` [PATCH 09/44] tools/power turbostat: " Len Brown
2017-03-01 5:27 ` [PATCH 10/44] x86: msr-index.h: Remove unused MSR_NHM_SNB_PKG_CST_CFG_CTL Len Brown
2017-03-01 5:27 ` [PATCH 11/44] tools/power turbostat: Baytrail c-state support Len Brown
2017-03-01 5:27 ` [PATCH 12/44] tools/power turbostat: add precision to --debug frequency output Len Brown
2017-03-01 5:27 ` [PATCH 13/44] tools/power turbostat: further decode MSR_IA32_MISC_ENABLE Len Brown
2017-03-01 5:27 ` [PATCH 14/44] x86 msr-index.h: Define Atom specific core ratio MSR locations Len Brown
2017-03-01 5:27 ` [PATCH 15/44] intel_pstate: use MSR_ATOM_RATIOS definitions from msr-index.h Len Brown
2017-03-01 5:27 ` [PATCH 16/44] tools/power turbostat: dump Atom P-states correctly Len Brown
2017-03-01 5:27 ` [PATCH 17/44] tools/power turbostat: decode CPUID(6).TURBO Len Brown
2017-03-01 5:27 ` [PATCH 18/44] x86 msr_index.h: Define MSR_MISC_FEATURE_CONTROL Len Brown
2017-03-01 5:27 ` [PATCH 19/44] tools/power turbostat: decode MSR_MISC_FEATURE_CONTROL Len Brown
2017-03-01 5:27 ` [PATCH 20/44] tools/power turbostat: show all columns, independent of --debug Len Brown
2017-03-01 5:27 ` [PATCH 21/44] tools/power turbostat: print system config, unless --quiet Len Brown
2017-03-01 5:27 ` [PATCH 22/44] tools/power turbostat: use tsc_tweak everwhere it is needed Len Brown
2017-03-01 5:27 ` [PATCH 23/44] tools/power turbostat: bug fixes to --add, --show/--hide features Len Brown
2017-03-01 5:27 ` [PATCH 24/44] x86: intel-family.h: Add GEMINI_LAKE SOC Len Brown
2017-03-01 23:48 ` Andy Shevchenko
2017-03-01 5:27 ` [PATCH 25/44] tools/power turbostat: initial Gemini Lake SOC support Len Brown
2017-03-01 5:27 ` [PATCH 26/44] tools/power turbostat: Denverton: use HW CC1 counter, skip C3, C7 Len Brown
2017-03-01 5:27 ` [PATCH 27/44] tools/power turbostat: skip unused counters on SKX Len Brown
2017-03-01 5:27 ` [PATCH 28/44] tools/power turbostat: fix decoding for GLM, DNV, SKX turbo-ratio limits Len Brown
2017-03-01 5:27 ` [PATCH 29/44] tools/power turbostat: skip unused counters on BDX Len Brown
2017-03-01 5:27 ` [PATCH 30/44] tools/power turbostat: extend --add option to accept /sys path Len Brown
2017-03-01 5:27 ` [PATCH 31/44] tools/power turbostat: print sysfs C-state stats Len Brown
2017-03-01 5:27 ` [PATCH 32/44] tools/power turbostat: add --cpu parameter Len Brown
2017-03-01 5:27 ` [PATCH 33/44] tools/power turbostat: fix zero IRQ count shown in one-shot command mode Len Brown
2017-03-01 5:27 ` [PATCH 34/44] tools/power turbostat: Add --list option to show available header names Len Brown
2017-03-01 5:27 ` [PATCH 35/44] tools/power turbostat: use wide columns to display large numbers Len Brown
2017-03-01 5:27 ` [PATCH 36/44] tools/power turbostat: update --list feature Len Brown
2017-03-01 5:27 ` [PATCH 37/44] tools/power turbostat: turbostat.8 update Len Brown
2017-03-01 5:27 ` [PATCH 38/44] tools/power turbostat: move --Package and --processor into the --cpu option Len Brown
2017-03-01 5:27 ` [PATCH 39/44] tools/power turbostat: support "--hide C1" etc Len Brown
2017-03-01 5:27 ` [PATCH 40/44] tools/power turbostat: show package number, even without --debug Len Brown
2017-03-01 5:27 ` Len Brown [this message]
2017-03-01 5:27 ` [PATCH 42/44] tools/power turbostat: show error on exec Len Brown
2017-03-01 5:27 ` [PATCH 43/44] tools/power turbostat: bugfix: --add u32 was printed as u64 Len Brown
2017-03-01 5:27 ` [PATCH 44/44] tools/power turbostat: version 17.02.24 Len Brown
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