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tools/power/x86/intel-speed-select: Add support for core-power discovery

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It is possible that BIOS may not enable core-power feature. In this case
this additional interface will allow to enable from this utility. Also
the information dump, includes the current status of core-power.

Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
This commit is contained in:
Srinivas Pandruvada
2020-01-14 11:22:14 -08:00
committed by Andy Shevchenko
parent 9749b376be
commit 645feeb2f5
3 changed files with 72 additions and 0 deletions
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11
tools/power/x86/intel-speed-select/isst-display.c
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@@ -418,6 +418,17 @@ void isst_ctdp_display_information(int cpu, FILE *outf, int tdp_level,
snprintf(value, sizeof(value), "unsupported");
format_and_print(outf, base_level + 4, header, value);
snprintf(header, sizeof(header),
"speed-select-core-power");
if (ctdp_level->sst_cp_support) {
if (ctdp_level->sst_cp_enabled)
snprintf(value, sizeof(value), "enabled");
else
snprintf(value, sizeof(value), "disabled");
} else
snprintf(value, sizeof(value), "unsupported");
format_and_print(outf, base_level + 4, header, value);
if (is_clx_n_platform()) {
if (ctdp_level->pbf_support)
_isst_pbf_display_information(cpu, outf,