git: b5644c8eba - main - Status/2024Q4/suspend.adoc: Add report
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Date: Wed, 01 Jan 2025 11:56:35 UTC
The branch main has been updated by salvadore: URL: https://cgit.FreeBSD.org/doc/commit/?id=b5644c8ebaa121b9fc73e33a875bb8289a116836 commit b5644c8ebaa121b9fc73e33a875bb8289a116836 Author: obiwac <obiwac@FreeBSD.org> AuthorDate: 2025-01-01 11:36:20 +0000 Commit: Lorenzo Salvadore <salvadore@FreeBSD.org> CommitDate: 2025-01-01 11:39:36 +0000 Status/2024Q4/suspend.adoc: Add report Reviewed by: status (Pau Amma <pauamma@gundo.com>, Chris Moerz <freebsd@ny-central.org>) emaste Differential Revision: <https://reviews.freebsd.org/D48134 --- .../en/status/report-2024-10-2024-12/suspend.adoc | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/website/content/en/status/report-2024-10-2024-12/suspend.adoc b/website/content/en/status/report-2024-10-2024-12/suspend.adoc new file mode 100644 index 0000000000..3e0c27bf65 --- /dev/null +++ b/website/content/en/status/report-2024-10-2024-12/suspend.adoc @@ -0,0 +1,19 @@ +=== Suspend/Resume Improvements + +Links: + +link:https://obiw.ac/s0ix/[Blog] URL: link:https://obiw.ac/s0ix/[] + +link:https://github.com/obiwac/freebsd-s0ix[Working Branch] URL: link:https://github.com/obiwac/freebsd-s0ix[] + +Contact: obiwac <obiwac@freebsd.org> + +Suspend-to-idle and support for S0ix sleep is in the process of being added to FreeBSD. + +This will allow modern Intel and AMD laptops (e.g. AMD and newer Intel Framework laptops), some of which do not support ACPI S3 sleep, to enter low power states to increase battery life. + +Ben Widawsky from Intel started working on this in 2018 but his work was never finished and is now outdated. +His work has now been picked up and the first goal is to get suspend/resume working on the Framework 13 AMD Ryzen 7040 series by end of January. +There are plans for presenting initial results at a talk at FOSDEM. + +Currently, all device power constraints on AMD can already be parsed to enter a system's low power states. + +Sponsor: The FreeBSD Foundation