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From: Patrick Volkerding <volkerdi@gmail.com>
To: Mika Westerberg <mika.westerberg@linux.intel.com>,
	Lyude Paul <lyude@redhat.com>
Cc: Karol Herbst <kherbst@redhat.com>,
	Bjorn Helgaas <helgaas@kernel.org>,
	Linux PCI <linux-pci@vger.kernel.org>,
	Ben Skeggs <bskeggs@redhat.com>,
	Bjorn Helgaas <bhelgaas@google.com>,
	nouveau <nouveau@lists.freedesktop.org>,
	dri-devel <dri-devel@lists.freedesktop.org>,
	LKML <linux-kernel@vger.kernel.org>,
	Kai-Heng Feng <kai.heng.feng@canonical.com>,
	Sasha Levin <sashal@kernel.org>
Subject: Re: nouveau regression with 5.7 caused by "PCI/PM: Assume ports without DLL Link Active train links in 100 ms"
Date: Tue, 21 Jul 2020 13:37:12 -0500	[thread overview]
Message-ID: <d3253a47-09ff-8bc7-3ca1-a80bdc09d1c2@gmail.com> (raw)
In-Reply-To: <20200721152737.GS5180@lahna.fi.intel.com>

On 7/21/20 10:27 AM, Mika Westerberg wrote:
> On Tue, Jul 21, 2020 at 11:01:55AM -0400, Lyude Paul wrote:
>> Sure thing. Also, feel free to let me know if you'd like access to one of the
>> systems we saw breaking with this patch - I'm fairly sure I've got one of them
>> locally at my apartment and don't mind setting up AMT/KVM/SSH
> Probably no need for remote access (thanks for the offer, though). I
> attached a test patch to the bug report:
>
>   https://bugzilla.kernel.org/show_bug.cgi?id=208597
>
> that tries to work it around (based on the ->pm_cap == 0). I wonder if
> anyone would have time to try it out.


Hi Mika,

I can confirm that this patch applied to 5.4.52 fixes the issue with
hybrid graphics on the Thinkpad X1 Extreme gen2.

Thanks,

Pat


  parent reply	other threads:[~2020-07-21 18:37 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-07 19:30 nouveau regression with 5.7 caused by "PCI/PM: Assume ports without DLL Link Active train links in 100 ms" Karol Herbst
2020-07-16 22:10 ` Karol Herbst
2020-07-16 23:54   ` Bjorn Helgaas
2020-07-17  0:43     ` Karol Herbst
2020-07-17 11:32       ` Karol Herbst
2020-07-21 12:22         ` Mika Westerberg
2020-07-21 15:01           ` Lyude Paul
2020-07-21 15:27             ` Mika Westerberg
2020-07-21 16:00               ` Lyude Paul
2020-07-21 18:24                 ` Lyude Paul
2020-07-22  9:23                   ` Mika Westerberg
2020-07-21 18:37               ` Patrick Volkerding [this message]
2020-07-22  9:25                 ` Mika Westerberg
2020-07-23 20:30                   ` Karol Herbst
2020-07-24  9:57                     ` Mika Westerberg
2020-07-24 14:35                       ` Bjorn Helgaas
2020-07-17 14:43       ` Sasha Levin
2020-07-17 22:59         ` Bjorn Helgaas
2020-07-17 19:04     ` Lyude Paul
2020-07-17 19:52       ` Lukas Wunner
2020-07-21 13:08         ` Mika Westerberg

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