RE: [PATCH v3 1/1] PCI: Add translated request only flag for pci_enable_pasid()

From: Tian, Kevin
Date: Sun Feb 05 2023 - 23:29:18 EST


> From: Jason Gunthorpe <jgg@xxxxxxxxxx>
> Sent: Saturday, February 4, 2023 2:53 AM
>
> The AMD defect is some BIOS's on some of their SOC's don't report ACS
> for the MFD, even though it does presumably implement ACS.
>

If that is the case looks AMD driver should implement a pci quirk so
pci_dev_specific_acs_enabled() can correctly report to meet pci
core requirement.