AcoSail/kernel_optimize_test
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PCI: OF: Initialize dev->fwnode appropriately

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For PCI devices that have an OF node, set the fwnode as well. This way
drivers that rely on fwnode don't need the special case described by
commit f94277af03 ("of/platform: Initialise dev->fwnode appropriately").

Acked-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Jean-Philippe Brucker <jean-philippe.brucker@arm.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Jean-Philippe Brucker 2019-01-15 12:19:56 +00:00 committed by Michael S. Tsirkin
parent fb709b5e1c
commit 59b099a6c7
1 changed files with 8 additions and 0 deletions
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8
drivers/pci/of.c
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@ -22,12 +22,15 @@ void pci_set_of_node(struct pci_dev *dev)
return;
dev->dev.of_node = of_pci_find_child_device(dev->bus->dev.of_node,
dev->devfn);
if (dev->dev.of_node)
dev->dev.fwnode = &dev->dev.of_node->fwnode;
}
void pci_release_of_node(struct pci_dev *dev)
{
of_node_put(dev->dev.of_node);
dev->dev.of_node = NULL;
dev->dev.fwnode = NULL;
}
void pci_set_bus_of_node(struct pci_bus *bus)
@ -41,13 +44,18 @@ void pci_set_bus_of_node(struct pci_bus *bus)
if (node && of_property_read_bool(node, "external-facing"))
bus->self->untrusted = true;
}
bus->dev.of_node = node;
if (bus->dev.of_node)
bus->dev.fwnode = &bus->dev.of_node->fwnode;
}
void pci_release_bus_of_node(struct pci_bus *bus)
{
of_node_put(bus->dev.of_node);
bus->dev.of_node = NULL;
bus->dev.fwnode = NULL;
}
struct device_node * __weak pcibios_get_phb_of_node(struct pci_bus *bus)