Re: [PATCH v2] PCI: dwc: Add suspend_poweroff flag for platforms with RC power loss

[Manivannan Sadhasivam]

On Fri, 17 Jul 2026 15:41:21 +0800, hongxing.zhu@xxxxxxxxxxx wrote:
> Some platforms like i.MX power off their PCIe RC controllers during
> system suspend, requiring full re-initialization on resume. These
> platforms need to enter L2 state to properly notify endpoints before
> power loss.
> 
> According to PCIe base spec r7.0, sec 5.2, the system software should
> transition the device into D3Hot before broadcasting the PME_Turn_Off
> message to initiate L2 entry. However, some endpoint devices fail the
> D3cold capability check in pci_host_common_d3cold_possible(), which
> would normally prevent L2 entry.
> 
> [...]

Applied, thanks!

[1/1] PCI: dwc: Add suspend_poweroff flag for platforms with RC power loss
      commit: 5a53462aba161e809de90d45f2a39510a88b6ede

Best regards,
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