[PATCH v9 0/1] Add quirks to proceed PME handshake in DWC PM
Manivannan Sadhasivam
manivannan.sadhasivam at oss.qualcomm.com
Wed Jan 21 01:40:01 PST 2026
On Wed, 14 Jan 2026 16:32:59 +0800, Richard Zhu wrote:
> It's harmless to let dw_pcie_suspend_noirq() proceed suspend after the
> PME_Turn_Off is sent out, whatever the LTSSM state is in L2 or L3 after
> a recommended 10ms max wait refer to PCIe r6.0, sec 5.3.3.2.1 PME
> Synchronization.
>
> The LTSSM states of i.MX6QP PCIe is inaccessible after the PME_Turn_Off
> is kicked off. To handle this case, don't poll L2 state and add one max
> 10ms delay if the skip_l23_wait flag is true in suspend.
>
> [...]
Applied, thanks!
[1/1] PCI: dwc: Don't poll L2 if skip_l23_wait is true
commit: 58a17b2647ba5aac47e3ffafd0a9b92bf4a9bcbe
Best regards,
--
Manivannan Sadhasivam <mani at kernel.org>
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