PCI: tegra: Request host bridge window resources with core function
Use devm_request_pci_bus_resources() to request host bridge window
resources instead of doing it by hand in the driver.
No functional change intended.
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
diff --git a/drivers/pci/host/pci-tegra.c b/drivers/pci/host/pci-tegra.c
index 920a899..6e6ef0d 100644
--- a/drivers/pci/host/pci-tegra.c
+++ b/drivers/pci/host/pci-tegra.c
@@ -626,17 +626,7 @@
if (err < 0)
return err;
- err = devm_request_resource(pcie->dev, &ioport_resource, &pcie->pio);
- if (err < 0)
- return err;
-
- err = devm_request_resource(pcie->dev, &iomem_resource, &pcie->mem);
- if (err < 0)
- return err;
-
- err = devm_request_resource(pcie->dev, &iomem_resource, &pcie->prefetch);
- if (err)
- return err;
+ pci_ioremap_io(pcie->pio.start, pcie->io.start);
pci_add_resource_offset(&sys->resources, &pcie->pio, sys->io_offset);
pci_add_resource_offset(&sys->resources, &pcie->mem, sys->mem_offset);
@@ -644,7 +634,9 @@
sys->mem_offset);
pci_add_resource(&sys->resources, &pcie->busn);
- pci_ioremap_io(pcie->pio.start, pcie->io.start);
+ err = devm_request_pci_bus_resources(pcie->dev, &sys->resources);
+ if (err < 0)
+ return err;
return 1;
}