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Groups > linux.debian.kernel > #68264
| From | Paul Menzel <pmenzel@molgen.mpg.de> |
|---|---|
| Newsgroups | linux.debian.bugs.dist, linux.debian.kernel |
| Subject | Bug#971017: linux: Select INTEL_PMC_CORE to include Intel PMC Core driver |
| Date | 2020-09-26 11:30 +0200 |
| Message-ID | <ATeGK-3fI-9@gated-at.bofh.it> (permalink) |
| References | <ATenn-398-1@gated-at.bofh.it> <ATenn-398-1@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Cross-posted to 2 groups.
Dear Debian folks,
Am 26.09.20 um 10:57 schrieb Paul Menzel:
> Package: src:linux
> Version: 5.8.10-1
> Severity: normal
[…]
> Currently, certain information regarding the Intel Power Management
> Controller is unaccessible, as the driver is not packaged by the Debian
> Linux kernel.
>
> $ grep INTEL_PMC_CORE /boot/config-5.8.0-2-amd64
> # CONFIG_INTEL_PMC_CORE is not set
>
> This makes it harder to analyze, how power management works, why it
> often does not, like for example, why package C-State C10 is not reached
> on the Dell Latitude E7250.
>
> It’d be great, if you selected `INTEL_PMC_CORE` in the configuration to
> build the driver.
>
>> config INTEL_PMC_CORE
>> tristate "Intel PMC Core driver"
>> depends on PCI
>> help
>> The Intel Platform Controller Hub for Intel Core SoCs
>> provides access
>> to Power Management Controller registers via a PCI
>> interface. This
>> driver can utilize debugging capabilities and supported
>> features as
>> exposed by the Power Management Controller.
>>
>> Supported features:
>> - SLP_S0_RESIDENCY counter
>> - PCH IP Power Gating status
>> - LTR Ignore
>> - MPHY/PLL gating status (Sunrisepoint PCH only)
Ubuntu ships with
/boot/config-5.4.0-48-generic:CONFIG_INTEL_PMC_CORE=y
but I do not know, why it’s not built as a module.
Kind regards,
Paul
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Bug#971017: linux: Select INTEL_PMC_CORE to include Intel PMC Core driver Paul Menzel <pmenzel@molgen.mpg.de> - 2020-09-26 11:10 +0200 Bug#971017: linux: Select INTEL_PMC_CORE to include Intel PMC Core driver Paul Menzel <pmenzel@molgen.mpg.de> - 2020-09-26 11:30 +0200 Bug#971017: marked as done (linux: Select INTEL_PMC_CORE to include Intel PMC Core driver) "Debian Bug Tracking System" <owner@bugs.debian.org> - 2020-10-11 12:10 +0200
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