Merge remote-tracking branches 'asoc/fix/tlv320aic3x' and 'asoc/fix/wm8962' into...

[linux-drm-fsl-dcu.git] / tools / power / x86 / turbostat / turbostat.c

diff --git a/tools/power/x86/turbostat/turbostat.c b/tools/power/x86/turbostat/turbostat.c
index 9655cb49c7cb8eb6427b078e0472451b777b9910..bde0ef1a63df4876d5149c85f4083eb92561dbb4 100644 (file)
--- a/tools/power/x86/turbostat/turbostat.c
+++ b/tools/power/x86/turbostat/turbostat.c
@@ -71,8 +71,11 @@ unsigned int extra_msr_offset32;
 unsigned int extra_msr_offset64;
 unsigned int extra_delta_offset32;
 unsigned int extra_delta_offset64;
+unsigned int aperf_mperf_multiplier = 1;
 int do_smi;
 double bclk;
+double base_hz;
+double tsc_tweak = 1.0;
 unsigned int show_pkg;
 unsigned int show_core;
 unsigned int show_cpu;
@@ -502,7 +505,7 @@ int format_counters(struct thread_data *t, struct core_data *c,
        /* %Busy */
        if (has_aperf) {
                if (!skip_c0)
-                       outp += sprintf(outp, "%8.2f", 100.0 * t->mperf/t->tsc);
+                       outp += sprintf(outp, "%8.2f", 100.0 * t->mperf/t->tsc/tsc_tweak);
                else
                        outp += sprintf(outp, "********");
        }
@@ -510,7 +513,7 @@ int format_counters(struct thread_data *t, struct core_data *c,
        /* Bzy_MHz */
        if (has_aperf)
                outp += sprintf(outp, "%8.0f",
-                       1.0 * t->tsc / units * t->aperf / t->mperf / interval_float);
+                       1.0 * t->tsc * tsc_tweak / units * t->aperf / t->mperf / interval_float);
 
        /* TSC_MHz */
        outp += sprintf(outp, "%8.0f", 1.0 * t->tsc/units/interval_float);
@@ -984,6 +987,8 @@ int get_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p)
                        return -3;
                if (get_msr(cpu, MSR_IA32_MPERF, &t->mperf))
                        return -4;
+               t->aperf = t->aperf * aperf_mperf_multiplier;
+               t->mperf = t->mperf * aperf_mperf_multiplier;
        }
 
        if (do_smi) {
@@ -1149,6 +1154,19 @@ int slv_pkg_cstate_limits[16] = {PCL__0, PCL__1, PCLRSV, PCLRSV, PCL__4, PCLRSV,
 int amt_pkg_cstate_limits[16] = {PCL__0, PCL__1, PCL__2, PCLRSV, PCLRSV, PCLRSV, PCL__6, PCL__7, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV};
 int phi_pkg_cstate_limits[16] = {PCL__0, PCL__2, PCL_6N, PCL_6R, PCLRSV, PCLRSV, PCLRSV, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV};
 
+
+static void
+calculate_tsc_tweak()
+{
+       unsigned long long msr;
+       unsigned int base_ratio;
+
+       get_msr(base_cpu, MSR_NHM_PLATFORM_INFO, &msr);
+       base_ratio = (msr >> 8) & 0xFF;
+       base_hz = base_ratio * bclk * 1000000;
+       tsc_tweak = base_hz / tsc_hz;
+}
+
 static void
 dump_nhm_platform_info(void)
 {
@@ -1926,8 +1944,6 @@ int has_config_tdp(unsigned int family, unsigned int model)
 
        switch (model) {
        case 0x3A:      /* IVB */
-       case 0x3E:      /* IVB Xeon */
-
        case 0x3C:      /* HSW */
        case 0x3F:      /* HSX */
        case 0x45:      /* HSW */
@@ -2543,6 +2559,13 @@ int is_knl(unsigned int family, unsigned int model)
        return 0;
 }
 
+unsigned int get_aperf_mperf_multiplier(unsigned int family, unsigned int model)
+{
+       if (is_knl(family, model))
+               return 1024;
+       return 1;
+}
+
 #define SLM_BCLK_FREQS 5
 double slm_freq_table[SLM_BCLK_FREQS] = { 83.3, 100.0, 133.3, 116.7, 80.0};
 
@@ -2744,6 +2767,9 @@ void process_cpuid()
                }
        }
 
+       if (has_aperf)
+               aperf_mperf_multiplier = get_aperf_mperf_multiplier(family, model);
+
        do_nhm_platform_info = do_nhm_cstates = do_smi = probe_nhm_msrs(family, model);
        do_snb_cstates = has_snb_msrs(family, model);
        do_pc2 = do_snb_cstates && (pkg_cstate_limit >= PCL__2);
@@ -2762,6 +2788,9 @@ void process_cpuid()
        if (debug)
                dump_cstate_pstate_config_info();
 
+       if (has_skl_msrs(family, model))
+               calculate_tsc_tweak();
+
        return;
 }
 
@@ -3090,7 +3119,7 @@ int get_and_dump_counters(void)
 }
 
 void print_version() {
-       fprintf(stderr, "turbostat version 4.7 17-June, 2015"
+       fprintf(stderr, "turbostat version 4.8 26-Sep, 2015"
                " - Len Brown <lenb@kernel.org>\n");
 }