Messages in this thread | | | Date | Wed, 17 Nov 2021 07:15:07 -0700 | From | Alex Williamson <> | Subject | Re: [PATCH v2] PCI: Add func1 DMA quirk for Marvell 88SE9125 SATA controller |
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On Wed, 17 Nov 2021 02:12:04 -0800 Christoph Hellwig <hch@infradead.org> wrote:
> On Tue, Nov 16, 2021 at 02:32:26PM +0000, Yifeng Li wrote: > > Like other SATA controller chips in the Marvell 88SE91xx series, the > > Marvell 88SE9125 has the same DMA requester ID hardware bug that prevents > > it from working under IOMMU. This patch adds its device ID 0x9125 to the > > Function 1 DMA alias quirk list. > > Btw, do we need to prevent vfio assignment for all devices with this > quirk?
No, the alias is taken into account with grouping and IOMMU programming, it should work with vfio. Thanks,
Alex
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