PCI: Add bridge DMA alias quirk for ITE bridge
The ITE 8892 is a PCIe-to-PCI bridge but doesn't have a PCIe capability. Quirk it so we can figure out the DMA alias for devices below the bridge, so they work correctly with an IOMMU. [bhelgaas: add changelog] Link: https://bugzilla.kernel.org/show_bug.cgi?id=73551 Reported-by: Ronald <rwarsow@gmx.de> Tested-by: Ronald <rwarsow@gmx.de> Signed-off-by: Alex Williamson <alex.williamson@redhat.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
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@ -3407,6 +3407,8 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ASMEDIA, 0x1080,
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quirk_use_pcie_bridge_dma_alias);
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/* Tundra 8113, https://bugzilla.kernel.org/show_bug.cgi?id=44881#c43 */
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DECLARE_PCI_FIXUP_HEADER(0x10e3, 0x8113, quirk_use_pcie_bridge_dma_alias);
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/* ITE 8892, https://bugzilla.kernel.org/show_bug.cgi?id=73551 */
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DECLARE_PCI_FIXUP_HEADER(0x1283, 0x8892, quirk_use_pcie_bridge_dma_alias);
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static struct pci_dev *pci_func_0_dma_source(struct pci_dev *dev)
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{
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