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PCI: Factor DT-specific pci_bus_find_domain_nr() code out

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pci_bus_find_domain_nr() retrieves the host bridge domain number in a
DT-specific way.  Rename it to of_pci_bus_find_domain_nr() to reflect that,
so we can add a corresponding function for ACPI.

[bhelgaas: changelog]
Signed-off-by: Tomasz Nowicki <tn@semihalf.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
This commit is contained in:
Tomasz Nowicki 2016-06-10 21:55:15 +02:00 committed by Bjorn Helgaas
parent 9c7cb891ec
commit 1a4f93f711
1 changed files with 6 additions and 1 deletions
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7
drivers/pci/pci.c
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@ -4941,7 +4941,7 @@ int pci_get_new_domain_nr(void)
}
#ifdef CONFIG_PCI_DOMAINS_GENERIC
int pci_bus_find_domain_nr(struct pci_bus *bus, struct device *parent)
static int of_pci_bus_find_domain_nr(struct device *parent)
{
static int use_dt_domains = -1;
int domain = -1;
@ -4987,6 +4987,11 @@ int pci_bus_find_domain_nr(struct pci_bus *bus, struct device *parent)
return domain;
}
int pci_bus_find_domain_nr(struct pci_bus *bus, struct device *parent)
{
return of_pci_bus_find_domain_nr(parent);
}
#endif
#endif