Messages in this thread Patch in this message | | | From | Logan Gunthorpe <> | Date | Thu, 23 Jul 2020 11:43:17 -0600 | Subject | [PATCH] PCI/P2PDMA: Add AMD Zen 2 root complex to the list of allowed bridges |
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The AMD Zen 2 root complex (Starship/Matisse) was tested for P2PDMA transactions between root ports and found to work. Therefore add it to the list.
Signed-off-by: Logan Gunthorpe <logang@deltatee.com> Cc: Bjorn Helgaas <bhelgaas@google.com> Cc: Christian König <christian.koenig@amd.com> Cc: Huang Rui <ray.huang@amd.com> Cc: Alex Deucher <alexdeucher@gmail.com> --- drivers/pci/p2pdma.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/pci/p2pdma.c b/drivers/pci/p2pdma.c index e8e444eeb1cd..3d67a1ee083e 100644 --- a/drivers/pci/p2pdma.c +++ b/drivers/pci/p2pdma.c @@ -284,6 +284,8 @@ static const struct pci_p2pdma_whitelist_entry { {PCI_VENDOR_ID_AMD, 0x1450, 0}, {PCI_VENDOR_ID_AMD, 0x15d0, 0}, {PCI_VENDOR_ID_AMD, 0x1630, 0}, + /* AMD ZEN 2 */ + {PCI_VENDOR_ID_AMD, 0x1480, 0}, /* Intel Xeon E5/Core i7 */ {PCI_VENDOR_ID_INTEL, 0x3c00, REQ_SAME_HOST_BRIDGE}, base-commit: ba47d845d715a010f7b51f6f89bae32845e6acb7 -- 2.20.1
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