linux-kernel - Re: [PATCH v2] nvme-pci: Add sleep quirk for Samsung 990 Evo

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Message-ID: <Zs4juYi-kkO9_NAy@kbusch-mbp.dhcp.thefacebook.com>
Date: Tue, 27 Aug 2024 13:06:33 -0600
From: Keith Busch <kbusch@...nel.org>
To: Werner Sembach <wse@...edocomputers.com>
Cc: Jens Axboe <axboe@...nel.dk>, Christoph Hellwig <hch@....de>,
	Sagi Grimberg <sagi@...mberg.me>,
	Georg Gottleuber <ggo@...edocomputers.com>,
	linux-nvme@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] nvme-pci: Add sleep quirk for Samsung 990 Evo

On Tue, Aug 27, 2024 at 12:41:33PM +0200, Werner Sembach wrote:
> From: Georg Gottleuber <ggo@...edocomputers.com>
> 
> On some TUXEDO platforms, a Samsung 990 Evo NVMe leads to a high
> power consumption in s2idle sleep (2-3 watts).
> 
> This patch applies 'Force No Simple Suspend' quirk to achieve a
> sleep with a lower power consumption, typically around 0.5 watts.

Thanks, queued up for nvme-6.11.