linux-kernel - Re: [PATCH v6 0/3] Support power resources defined in acpi on ata

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Message-ID: <176298170747.2933492.1138307568642008557.b4-ty@oracle.com>
Date: Wed, 12 Nov 2025 21:46:54 -0500
From: "Martin K. Petersen" <martin.petersen@...cle.com>
To: Damien Le Moal <dlemoal@...nel.org>, Niklas Cassel <cassel@...nel.org>,
        "James E.J. Bottomley" <James.Bottomley@...senPartnership.com>,
        Markus Probst <markus.probst@...teo.de>
Cc: "Martin K . Petersen" <martin.petersen@...cle.com>,
        linux-ide@...r.kernel.org, linux-scsi@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v6 0/3] Support power resources defined in acpi on ata

On Tue, 04 Nov 2025 14:24:31 +0000, Markus Probst wrote:

> This series adds support for power resources defined in acpi on ata
> ports/devices. A device can define a power resource in an ata port/device,
> which then gets powered on right before the port is probed. This can be
> useful for devices, which have sata power connectors that are:
>   a: powered down by default
>   b: can be individually powered on
> like in some synology nas devices. If thats the case it will be assumed,
> that the power resource won't survive reboots and therefore the disk will
> be stopped.
> 
> [...]

Applied to 6.19/scsi-queue, thanks!

[1/3] scsi: sd: Add manage_restart device attribute to scsi_disk
      https://git.kernel.org/mkp/scsi/c/8fdfdb148816
[2/3] ata: Use ACPI methods to power on disks
      https://git.kernel.org/mkp/scsi/c/ce6d26b5330c
[3/3] ata: stop disk on restart if ACPI power resources are found
      https://git.kernel.org/mkp/scsi/c/8c59fc1c90df

-- 
Martin K. Petersen