On Tue, 18 Jun 2024 17:28:29 +0200, Niklas Cassel wrote: > LPM consists of HIPM (host initiated power management) and DIPM > (device initiated power management). > > ata_eh_set_lpm() will only enable HIPM if both the HBA and the device > supports it. > > However, DIPM will be enabled as long as the device supports it. > The HBA will later reject the device's request to enter a power state > that it does not support (Slumber/Partial/DevSleep) (DevSleep is never > initiated by the device). > > [...] Applied to libata/linux.git (for-6.10-fixes), thanks! [1/1] ata: ahci: Do not enable LPM if no LPM states are supported by the HBA https://git.kernel.org/libata/linux/c/fa997b05 Kind regards, -- Niklas Cassel <cassel@xxxxxxxxxx>