@@ -1827,10 +1827,23 @@ DECLARE_PCI_FIXUP_CLASS_FINAL(PCI_VENDOR_ID_HUAWEI, 0x1610, PCI_CLASS_BRIDGE_PCI
static void quirk_huawei_pcie_sva(struct pci_dev *pdev)
{
+ struct property_entry properties[] = {
+ PROPERTY_ENTRY_BOOL("dma-can-stall"),
+ {},
+ };
+
if (pdev->revision != 0x21 && pdev->revision != 0x30)
return;
pdev->pasid_no_tlp = 1;
+
+ /*
+ * Set the dma-can-stall property on ACPI platforms. Device tree
+ * can set it directly.
+ */
+ if (!pdev->dev.of_node &&
+ device_add_properties(&pdev->dev, properties))
+ pci_warn(pdev, "could not add stall property");
}
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_HUAWEI, 0xa250, quirk_huawei_pcie_sva);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_HUAWEI, 0xa251, quirk_huawei_pcie_sva);