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| author | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2026-10-21 17:56:08 +0200 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2026-10-26 20:01:32 +0100 |
| commit | 4035247966859152a6523bc041f81cb9905695a5 (patch) | |
| tree | 84489e41779b0c7aa43f5e43d9b6743b6b21d321 /tools/perf/scripts/python | |
| parent | 7be4bc52fd9e0e55dc9a2e0232b89427d2c4b614 (diff) | |
| download | linux-4035247966859152a6523bc041f81cb9905695a5.tar.gz linux-4035247966859152a6523bc041f81cb9905695a5.zip | |
intel_idle: Adjust state names and descriptions for _LPI states
The value of the _LPI "State Name" field is used as the description of
the given idle state (that is, the value of its "desc" attribute in
sysfs) which is not consistent with idle state descriptions used when
the idle state information comes from an ACPI _CST object.
To rectify that, use the _LPI "State Name" field value as the value of
the "name" sysfs attribute of a given idle state and use the MWAIT hint
value from the _LPI register address value to derive the value of its
"desc" sysfs attribute in analogy with the _CST case.
Fixes: abc5c103c66d ("intel_idle: Add ACPI _LPI support")
Tested-by: Len Brown <len.brown@intel.com>
Cc: 7.3+ <stable@vger.kernel.org> # 7.3+
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
[ rjw: Adjusted scnprintf() format string, tweaked changelog ]
Link: https://patch.msgid.link/6061409.DvuYhMxLoT@rafael.j.wysocki
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'tools/perf/scripts/python')
0 files changed, 0 insertions, 0 deletions
