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CONFIG_SATA_MOBILE_LPM_POLICY: Default SATA Link Power Management policy for mobile chipsets

General informations

The Linux kernel configuration item CONFIG_SATA_MOBILE_LPM_POLICY:

Help text

Select the Default SATA Link Power Management (LPM) policy to use for mobile / laptop variants of chipsets / "South Bridges".

The value set has the following meanings: 0 => Keep firmware settings 1 => Maximum performance 2 => Medium power 3 => Medium power with Device Initiated PM enabled 4 => Minimum power

Note "Minimum power" is known to cause issues, including disk corruption, with some disks and should not be used.

Hardware

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