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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>
This commit is contained in:
Bjorn Helgaas 2016-06-06 15:47:24 -05:00
parent c4102c92df
commit 45c64b6ac4
1 changed files with 4 additions and 12 deletions
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16
drivers/pci/host/pci-tegra.c
View File

@ -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;
}