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tools/power turbostat: simplify dump_turbo_ratio_limits() 

code cleanup only.
no functional change.

Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Len Brown 2022-05-31 17:21:06 -10:00
parent 774627c598
commit 5d6228452c
1 changed files with 9 additions and 46 deletions
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55
tools/power/x86/turbostat/turbostat.c
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@ -2532,7 +2532,7 @@ int has_turbo_ratio_group_limits(int family, int model)
static void dump_turbo_ratio_limits(int family, int model)
{
unsigned long long msr, core_counts;
unsigned int ratio, group_size;
int shift;
get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr);
fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n", base_cpu, msr);
@ -2544,53 +2544,16 @@ static void dump_turbo_ratio_limits(int family, int model)
core_counts = 0x0807060504030201;
}
ratio = (msr >> 56) & 0xFF;
group_size = (core_counts >> 56) & 0xFF;
if (ratio)
fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
ratio, bclk, ratio * bclk, group_size);
for (shift = 56; shift >= 0; shift -= 8) {
unsigned int ratio, group_size;
ratio = (msr >> 48) & 0xFF;
group_size = (core_counts >> 48) & 0xFF;
if (ratio)
fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
ratio, bclk, ratio * bclk, group_size);
ratio = (msr >> shift) & 0xFF;
group_size = (core_counts >> shift) & 0xFF;
if (ratio)
fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
ratio, bclk, ratio * bclk, group_size);
}
ratio = (msr >> 40) & 0xFF;
group_size = (core_counts >> 40) & 0xFF;
if (ratio)
fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
ratio, bclk, ratio * bclk, group_size);
ratio = (msr >> 32) & 0xFF;
group_size = (core_counts >> 32) & 0xFF;
if (ratio)
fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
ratio, bclk, ratio * bclk, group_size);
ratio = (msr >> 24) & 0xFF;
group_size = (core_counts >> 24) & 0xFF;
if (ratio)
fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
ratio, bclk, ratio * bclk, group_size);
ratio = (msr >> 16) & 0xFF;
group_size = (core_counts >> 16) & 0xFF;
if (ratio)
fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
ratio, bclk, ratio * bclk, group_size);
ratio = (msr >> 8) & 0xFF;
group_size = (core_counts >> 8) & 0xFF;
if (ratio)
fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
ratio, bclk, ratio * bclk, group_size);
ratio = (msr >> 0) & 0xFF;
group_size = (core_counts >> 0) & 0xFF;
if (ratio)
fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
ratio, bclk, ratio * bclk, group_size);
return;
}