acpi: Warn if no amdsmu(4) loaded after suspend-to-idle resume
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Authored by obiwac on Mon, Sep 14, 6:19 PM.

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Summary

If amdsmu(4) is not loaded when entering suspend-to-idle, emit a
warning.

FreeBSD currently only supports S0ix on AMD CPUs through the SMU. When
Intel support is completed, we should check the equivalent for Intel
(intelpmc).

Diff Detail

Repository

rG FreeBSD src repository

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Tests Skipped

Build Status

Buildable 76891
Build 73774: arc lint + arc unit

Event Timeline

obiwac created this revision.Mon, Sep 14, 6:19 PM

Herald added a subscriber: imp. · View Herald TranscriptMon, Sep 14, 6:19 PM

obiwac requested review of this revision.Mon, Sep 14, 6:19 PM

Harbormaster completed remote builds in B76891: Diff 186705.Mon, Sep 14, 6:19 PM

obiwac added a child revision: D59673: amdsmu: Diagnose S0i3 entry after resume.Mon, Sep 14, 6:32 PM

Revision Contents
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Path

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sys/

dev/

acpica/

acpi.c

11 lines

Diff 186705

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acpi: Warn if no amdsmu(4) loaded after suspend-to-idle resumeNeeds ReviewPublicActions