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https://events.static.linuxfound.org/sites/events/files/slides/kernel_PM_plain.pdf
The Linux kernel supports power management in a number of ways. ... Support for system-wide PM in device drivers is generally better. I/O device runtime PM support improving, but there are issues. CPU PM is well supported, more integration possible. The (long-term) future of system-wide PM is uncertain.
https://www.linuxjournal.com/article/6699
Mar 01, 2004 · Currently, he is with the embedded Linux group working on power management support for a Linux-based handheld. Anand K. Santhanam ([email protected]) has been working for IBM Global Services (Software Labs), India, since July 1999. He is a member of the Linux Group at IBM, where he concentrates primarily on device drivers, ARM-Linux and power ...
https://www.kernel.org/doc/ols/2003/ols2003-pages-325-339.pdf
support for Linux. 1 Overview Benefits of Power Management A sane power management infrastructure pro-vides many benefits to the kernel, and not only in the obvious areas. Battery-powered devices, such as embedded devices, handhelds, and laptops reap most of the rewards of power management, since the more conservative the draw on the battery is,
https://linrunner.de/en/tlp/docs/tlp-linux-advanced-power-management.html
TLP saves laptop battery power on Linux without the need to understand every technical detail. TLP comes with a default configuration already optimized for battery life, so you may just install and forget it. ... AHCI link power management (ALPM) with device blacklist; ... When asking for support, always provide the output of. sudo tlp-stat
https://www.phoronix.com/scan.php?page=news_item&px=Tiger-Jasper-Lake-Linux-PM
The newest material I am seeing queued ahead of the Linux 5.6 merge window are the power management pieces. Among the items coming on the PM side for Jasper/Tiger Lake with Linux 5.6 are adding Jasper Lake support to the existing PowerCap / RAPL driver for power-capping and run-time average power-limiting.
https://www.kernel.org/doc/html/v4.12/driver-api/pm/devices.html
Device Power Management Operations¶. Device power management operations, at the subsystem level as well as at the device driver level, are implemented by defining and populating objects of type struct dev_pm_ops defined in include/linux/pm.h.The roles of the methods included in …
https://wiki.gentoo.org/wiki/Power_management/Guide
The apm USE enables support for Advanced Power Management, an older (before year 2000) standard for power management features within a system. The acpi USE enables support for Advanced Configuration and Power Interface, the successor of APM. All modern laptops support ACPI.
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/6/html/power_management_guide/alpm
Aggressive Link Power Management (ALPM) is a power-saving technique that helps the disk save power by setting a SATA link to the disk to a low-power setting during idle time (that is when there is no I/O). ALPM automatically sets the SATA link back to an active …
https://download.nvidia.com/XFree86/Linux-x86_64/435.17/README/powermanagement.html
The NVIDIA Linux driver includes support for the suspend (suspend-to-RAM) and hibernate (suspend-to-disk) system power management operations, such as ACPI S3 and S4 on the x86/x86_64 platforms. When the system suspends or hibernates, the NVIDIA kernel drivers prepare in-use GPUs for the sleep cycle, saving state required to return these GPUs to ...
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