linux-kernel - Re: [RFC] PCI: PTM Driver

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Date:	Fri, 11 Mar 2016 14:25:48 +0800
From:	"Yong, Jonathan" <jonathan.yong@...el.com>
To:	linux-kernel@...r.kernel.org
CC:	"Yong, Jonathan" <jonathan.yong@...el.com>
Subject: Re: [RFC] PCI: PTM Driver

On 02/29/2016 15:29, Yong, Jonathan wrote:
> Hello LKML,
>
> This is a preliminary implementation of the PTM[1] support driver, the code
> is obviously hacked together and in need of refactoring. This driver has
> only been tested against a virtual PCI bus.
>
> The drivers job is to get to every PTM capable device, set some PCI config
> space bits, then go back to sleep [2].
>
> PTM capable PCIe devices will get a new sysfs entry to allow PTM to be
> enabled if automatic PTM activation is disabled, or disabled if so desired.
>
> Comments? Should I explain the PTM registers in more details?
> Please CC me, thanks.

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