summaryrefslogtreecommitdiffstats
path: root/drivers/pci
diff options
context:
space:
mode:
authorRob Herring <robh@kernel.org>2019-10-28 17:32:45 +0100
committerLorenzo Pieralisi <lorenzo.pieralisi@arm.com>2019-10-29 11:51:34 +0100
commitee352c272e41c67aac887cbfd8c6aa71e5721997 (patch)
treebc922dce03924dff869b0b493515ebcbc0eb9e59 /drivers/pci
parentPCI: xgene: Use pci_parse_request_of_pci_ranges() (diff)
downloadlinux-ee352c272e41c67aac887cbfd8c6aa71e5721997.tar.xz
linux-ee352c272e41c67aac887cbfd8c6aa71e5721997.zip
PCI: xilinx: Use pci_parse_request_of_pci_ranges()
Convert the Xilinx host bridge to use the common pci_parse_request_of_pci_ranges(). There's no need to assign the resources to a temporary list first. Just use bridge->windows directly and remove all the temporary list handling. Signed-off-by: Rob Herring <robh@kernel.org> Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> Cc: Andrew Murray <andrew.murray@arm.com> Cc: Bjorn Helgaas <bhelgaas@google.com> Cc: Michal Simek <michal.simek@xilinx.com>
Diffstat (limited to 'drivers/pci')
-rw-r--r--drivers/pci/controller/pcie-xilinx.c17
1 files changed, 2 insertions, 15 deletions
diff --git a/drivers/pci/controller/pcie-xilinx.c b/drivers/pci/controller/pcie-xilinx.c
index 5bf3af3b28e6..257702288787 100644
--- a/drivers/pci/controller/pcie-xilinx.c
+++ b/drivers/pci/controller/pcie-xilinx.c
@@ -619,8 +619,6 @@ static int xilinx_pcie_probe(struct platform_device *pdev)
struct pci_bus *bus, *child;
struct pci_host_bridge *bridge;
int err;
- resource_size_t iobase = 0;
- LIST_HEAD(res);
if (!dev->of_node)
return -ENODEV;
@@ -647,19 +645,12 @@ static int xilinx_pcie_probe(struct platform_device *pdev)
return err;
}
- err = devm_of_pci_get_host_bridge_resources(dev, 0, 0xff, &res,
- &iobase);
+ err = pci_parse_request_of_pci_ranges(dev, &bridge->windows, NULL);
if (err) {
dev_err(dev, "Getting bridge resources failed\n");
return err;
}
- err = devm_request_pci_bus_resources(dev, &res);
- if (err)
- goto error;
-
-
- list_splice_init(&res, &bridge->windows);
bridge->dev.parent = dev;
bridge->sysdata = port;
bridge->busnr = 0;
@@ -673,7 +664,7 @@ static int xilinx_pcie_probe(struct platform_device *pdev)
#endif
err = pci_scan_root_bus_bridge(bridge);
if (err < 0)
- goto error;
+ return err;
bus = bridge->bus;
@@ -682,10 +673,6 @@ static int xilinx_pcie_probe(struct platform_device *pdev)
pcie_bus_configure_settings(child);
pci_bus_add_devices(bus);
return 0;
-
-error:
- pci_free_resource_list(&res);
- return err;
}
static const struct of_device_id xilinx_pcie_of_match[] = {