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Message-ID: <482b5ee6-5581-4e57-8ca3-8aec0d974c6d@skynet.be>
Date: Tue, 12 Mar 2024 18:03:21 +0100
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Subject: Re: [PATCH v7 0/5] PCI/ASPM: Save/restore L1 PM Substates for
 suspend/resume
Content-Language: fr, fr-BE
To: Bjorn Helgaas <helgaas@kernel.org>, linux-pci@vger.kernel.org
Cc: linux-kernel@vger.kernel.org,
 Mika Westerberg <mika.westerberg@linux.intel.com>,
 "David E . Box" <david.e.box@linux.intel.com>,
 =?UTF-8?Q?Ilpo_J=C3=A4rvinen?= <ilpo.jarvinen@linux.intel.com>,
 "Rafael J . Wysocki" <rafael@kernel.org>,
 Mark Enriquez <enriquezmark36@gmail.com>, Thomas Witt <kernel@witt.link>,
 Werner Sembach <wse@tuxedocomputers.com>, Vidya Sagar <vidyas@nvidia.com>,
 Kai-Heng Feng <kai.heng.feng@canonical.com>,
 Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@linux.intel.com>,
 Ricky Wu <ricky_wu@realtek.com>,
 Mario Limonciello <mario.limonciello@amd.com>,
 Bjorn Helgaas <bhelgaas@google.com>, Koba Ko <koba.ko@canonical.com>
References: <20240307222545.GA655965@bhelgaas>
From: "tasev.stefanoska" <tasev.stefanoska@skynet.be>
In-Reply-To: <20240307222545.GA655965@bhelgaas>
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Le 7/03/24 à 23:25, Bjorn Helgaas a écrit :

> [+cc Koba Ko]
>
> On Tue, Mar 05, 2024 at 03:46:56PM -0600, Bjorn Helgaas wrote:
>> On Fri, Feb 23, 2024 at 02:58:46PM -0600, Bjorn Helgaas wrote:
>>> From: Bjorn Helgaas <bhelgaas@google.com>
>>>
>>> This is some rework of David's series to preserve ASPM L1 substate
>>> configuration across suspend/resume.
>>> ...
>>> David E. Box (5):
>>>    PCI/ASPM: Move pci_configure_ltr() to aspm.c
>>>    PCI/ASPM: Always build aspm.c
>>>    PCI/ASPM: Move pci_save_ltr_state() to aspm.c
>>>    PCI/ASPM: Save L1 PM Substates Capability for suspend/resume
>>>    PCI/ASPM: Call pci_save_ltr_state() from pci_save_pcie_state()
>>>
>>>   drivers/pci/pci.c         |  89 ++++------------
>>>   drivers/pci/pci.h         |  13 ++-
>>>   drivers/pci/pcie/Makefile |   2 +-
>>>   drivers/pci/pcie/aspm.c   | 215 ++++++++++++++++++++++++++++++++++++++
>>>   drivers/pci/probe.c       |  62 +----------
>>>   include/linux/pci.h       |   2 +-
>>>   6 files changed, 252 insertions(+), 131 deletions(-)
>> I applied these as pci/aspm for v6.9, replacing the original unlabeled
>> v6 that has been in -next.
> Would anybody be able to test this, particularly to make sure it works
> for the bugs we're claiming to fix with this series?
>
>    https://bugzilla.kernel.org/show_bug.cgi?id=217321
>    https://bugzilla.kernel.org/show_bug.cgi?id=216782
>    https://bugzilla.kernel.org/show_bug.cgi?id=216877
>
> This series is headed for v6.9, and I hope we can finally claim
> victory over these issues.
>
> This is in -next as of the Mar 7 tree.  Or if you want just the ASPM
> changes, based on v6.8-rc1, you can use the branch at
> https://git.kernel.org/pub/scm/linux/kernel/git/pci/pci.git/log/?h=aspm
>
> Bjorn

I just tested the patch v7 from Bjorn, it works on my Asus UX305FA.
Tested on kernel v6.8-rc1.

Tasev