Re: [PATCH v6 0/2] Unify PCI suspend and hibernate paths

[Bjorn Helgaas <helgaas@kernel.org>]

On Wed, Sep 30, 2026 at 04:39:21PM -0500, Mario Limonciello (AMD) wrote:
> From: Mario Limonciello <superm1@kernel.org>
> 
> Many cycles ago I sent out a kernel series for using the S4 paths when
> the system goes to S5.  Some parts of it got merged, and Rafael suggested
> to split the other parts into smaller pieces across multiple kernel cycles
> to make bisecting easier.
> 
> This series attempts to unify the PCI suspend and hibernate paths so that
> PCIe bridges with downstream devices are put into D3 at hibernate the same
> way they already are at S3 suspend.  I have been carrying it, rebasing it
> and personally using it for a while now.
> 
> v6:
>  * Fix a NEW recovery failure identified by Sashiko
>  * rebase on pci/next
> 
> Mario Limonciello (AMD) (2):
>   PCI/PM: Split out code from pci_pm_suspend_noirq() into helper
>   PCI: Align hibernate poweroff flow with suspend flow for bridges
> 
>  drivers/pci/pci-driver.c | 100 +++++++++++++++++++++++++++------------
>  1 file changed, 70 insertions(+), 30 deletions(-)

Applied to pci/pm for v7.4, thanks!