If the firmware has not assigned all the bus resources and
we are not just probing the PCIe busses, it makes sense to
assign the unassigned resources in pci_scan_root_bus().
Cc: Bjorn Helgaas <bhelg...@google.com>
Cc: Arnd Bergmann <a...@arndb.de>
Cc: Jason Gunthorpe <jguntho...@obsidianresearch.com>
Cc: Rob Herring <robh...@kernel.org>
Signed-off-by: Liviu Dudau <liviu.du...@arm.com>
---
drivers/pci/probe.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index ef891d2..508cf61 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -1953,6 +1953,9 @@ struct pci_bus *pci_scan_root_bus(struct device *parent,
int bus,
if (!found)
pci_bus_update_busn_res_end(b, max);
+ if (!pci_has_flag(PCI_PROBE_ONLY))
+ pci_assign_unassigned_bus_resources(b);
+
pci_bus_add_devices(b);
return b;
}
--
2.1.0
--
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