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Diffstat (limited to 'arch/microblaze/pci/pci-common.c')
-rw-r--r--arch/microblaze/pci/pci-common.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/arch/microblaze/pci/pci-common.c b/arch/microblaze/pci/pci-common.c
index b30e41c0c033..48528fb81eff 100644
--- a/arch/microblaze/pci/pci-common.c
+++ b/arch/microblaze/pci/pci-common.c
@@ -1026,6 +1026,8 @@ static void pcibios_allocate_bus_resources(struct pci_bus *bus)
pr, (pr && pr->name) ? pr->name : "nil");
if (pr && !(pr->flags & IORESOURCE_UNSET)) {
+ struct pci_dev *dev = bus->self;
+
if (request_resource(pr, res) == 0)
continue;
/*
@@ -1035,6 +1037,12 @@ static void pcibios_allocate_bus_resources(struct pci_bus *bus)
*/
if (reparent_resources(pr, res) == 0)
continue;
+
+ if (dev && i < PCI_BRIDGE_RESOURCE_NUM &&
+ pci_claim_bridge_resource(dev,
+ i + PCI_BRIDGE_RESOURCES) == 0)
+ continue;
+
}
pr_warn("PCI: Cannot allocate resource region ");
pr_cont("%d of PCI bridge %d, will remap\n", i, bus->number);
@@ -1227,7 +1235,10 @@ void pcibios_claim_one_bus(struct pci_bus *bus)
(unsigned long long)r->end,
(unsigned int)r->flags);
- pci_claim_resource(dev, i);
+ if (pci_claim_resource(dev, i) == 0)
+ continue;
+
+ pci_claim_bridge_resource(dev, i);
}
}