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SubjectRe: Lost PCIe PME after a914ff2d78ce ("PCI/ASPM: Don't select CONFIG_PCIEASPM by default")
On Sat, May 30, 2020 at 12:26:17AM +0200, Heiner Kallweit wrote:

> Current situation means that PME is unusable on all systems where
> pcie_aspm_support_enabled() returns false, what is basically every
> system except EXPERT mode is enabled and CONFIG_PCIEASPM is set.
> So we definitely need to do something.

CONFIG_PCIEASPM is default y. I don't think there's huge value in
adding complexity to deal with it being disabled, given that the kernel
is then in a configuration that no vendor is testing against. There are
existing runtime mechanisms to disable it at runtime.

--
Matthew Garrett | mjg59@srcf.ucam.org

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