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From: Neftin, Sasha <sasha.neftin@intel.com>
To: intel-wired-lan@osuosl.org
Subject: [Intel-wired-lan] [Regression] "e1000e: Add support for S0ix" breaks s2idle on Lenovo X1 Carbon 7th
Date: Wed, 18 Mar 2020 15:31:28 +0200	[thread overview]
Message-ID: <c94e12da-efb2-5e7f-b6a7-726f0378268b@intel.com> (raw)
In-Reply-To: <C9A08D85-D64B-44DD-8460-3405F2547D53@canonical.com>

On 3/18/2020 14:21, Kai-Heng Feng wrote:
> Hi Sasha,
> 
>> On Mar 18, 2020, at 16:50, Neftin, Sasha <sasha.neftin@intel.com> wrote:
> 
> [snipped]
> 
>> ok, let's understand where is PHY location.
> 
> Lenovo confirmed the PHY is inside the laptop.
> 
>> Since no docking connected why driver should run?
> 
> Because the SoC in the laptop has an I219 device?
> 
>> There is no RJ45 port on laptop.
> 
> The Lenovo ethernet dongle wires the RJ45 to the I219 device.
> 
>> S0ix flow same (I got confirmation from our architecture team) and should haven't impact on Sx.
>> if PHY located externally... during S0ix flow we try access to the PHY and it can be problem. Since laptop have no RJ45 connector driver not expected to run I though.
> 
> But the I219 device is always on the PCI bus so e1000e should bind to it?
> 
ok. Need to debug this system. We will escalate this problem to our PAE.
> Kai-Heng
> 


      reply	other threads:[~2020-03-18 13:31 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-17 13:34 [Intel-wired-lan] [Regression] "e1000e: Add support for S0ix" breaks s2idle on Lenovo X1 Carbon 7th Kai-Heng Feng
2020-03-17 13:56 ` Neftin, Sasha
2020-03-17 14:04   ` Kai-Heng Feng
2020-03-17 14:39     ` Vitaly Lifshits
2020-03-18  3:12       ` Kai-Heng Feng
2020-03-18  7:32         ` Neftin, Sasha
2020-03-18  8:23           ` Kai-Heng Feng
2020-03-18  8:50             ` Neftin, Sasha
2020-03-18 12:21               ` Kai-Heng Feng
2020-03-18 13:31                 ` Neftin, Sasha [this message]

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