Messages in this thread | | | Subject | Re: [PATCH v2] pci/aspm: Remove CONFIG_PCIEASPM_DEBUG | From | Sinan Kaya <> | Date | Sat, 28 Jul 2018 17:16:13 -0700 |
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On 7/27/2018 1:26 PM, Bjorn Helgaas wrote: > - A link can lead to a multi-function device, and the spec allows > those functions to have different ASPM settings (see PCIe r4.0, > sec 5.4.1). With the sysfs files at the upstream end of the link, > we have no way to configure those functions individually.
Even though we can set them individually, there is only one PCIe link for single function as well as multi-function devices.
It would be a user mistake to allow individual PCIe functions with different ASPM policies. (maybe, we should enforce it if we are not doing it already).
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