Re: [PATCH v2 1/2] xhci-pci: Set runtime PM as default policy on all xHC 1.2 or later devices

From: Mika Westerberg
Date: Fri Oct 07 2022 - 05:54:58 EST


On Thu, Oct 06, 2022 at 04:15:28PM -0500, Mario Limonciello wrote:
> - if (pdev->vendor == PCI_VENDOR_ID_AMD &&
> - (pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_1 ||
> - pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_2 ||
> - pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_3 ||
> - pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_4 ||
> - pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_5 ||
> - pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_6 ||
> - pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_7 ||
> - pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_8))

Can you add a comment here explaining why this is OK? I think it is
easier that way to find out why this is here in the future instead of
going through the git blame history.

> + if (xhci->hci_version >= 0x102)
> xhci->quirks |= XHCI_DEFAULT_PM_RUNTIME_ALLOW;