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Commit 45c64b6a authored by Bjorn Helgaas's avatar Bjorn Helgaas
Browse files

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: default avatarBjorn Helgaas <bhelgaas@google.com>
parent c4102c92

drivers/pci/host/pci-tegra.c

+4 −12
Original line number Diff line number Diff line
@@ -626,17 +626,7 @@ static int tegra_pcie_setup(int nr, struct pci_sys_data *sys) 
	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 @@ static int tegra_pcie_setup(int nr, struct pci_sys_data *sys) 
				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;

}