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authorBjorn Helgaas <bhelgaas@google.com>2019-11-28 08:54:53 -0600
committerBjorn Helgaas <bhelgaas@google.com>2019-11-28 08:54:53 -0600
commit7bd4c4a7b0ff94ef01247f905cd568fb67c747e0 (patch)
treefa0826759cb79a704787fa28053370b390c9b891 /drivers/pci/controller/dwc/pcie-designware-host.c
parentMerge branch 'remotes/lorenzo/pci/vmd' (diff)
parentPCI: Make devm_of_pci_get_host_bridge_resources() static (diff)
downloadlinux-dev-7bd4c4a7b0ff94ef01247f905cd568fb67c747e0.tar.xz
linux-dev-7bd4c4a7b0ff94ef01247f905cd568fb67c747e0.zip
Merge branch 'remotes/lorenzo/pci/mmio-dma-ranges'
- Consolidate DT "dma-ranges" parsing and convert all host drivers to use shared parsing (Rob Herring) * remotes/lorenzo/pci/mmio-dma-ranges: PCI: Make devm_of_pci_get_host_bridge_resources() static PCI: rcar: Use inbound resources for setup PCI: iproc: Use inbound resources for setup PCI: xgene: Use inbound resources for setup PCI: v3-semi: Use inbound resources for setup PCI: ftpci100: Use inbound resources for setup PCI: of: Add inbound resource parsing to helpers PCI: versatile: Enable COMPILE_TEST PCI: versatile: Remove usage of PHYS_OFFSET PCI: versatile: Use pci_parse_request_of_pci_ranges() PCI: xilinx-nwl: Use pci_parse_request_of_pci_ranges() PCI: xilinx: Use pci_parse_request_of_pci_ranges() PCI: xgene: Use pci_parse_request_of_pci_ranges() PCI: v3-semi: Use pci_parse_request_of_pci_ranges() PCI: rockchip: Drop storing driver private outbound resource data PCI: rockchip: Use pci_parse_request_of_pci_ranges() PCI: mobiveil: Use pci_parse_request_of_pci_ranges() PCI: mediatek: Use pci_parse_request_of_pci_ranges() PCI: iproc: Use pci_parse_request_of_pci_ranges() PCI: faraday: Use pci_parse_request_of_pci_ranges() PCI: dwc: Use pci_parse_request_of_pci_ranges() PCI: altera: Use pci_parse_request_of_pci_ranges() PCI: aardvark: Use pci_parse_request_of_pci_ranges() PCI: Export pci_parse_request_of_pci_ranges() resource: Add a resource_list_first_type helper # Conflicts: # drivers/pci/controller/pcie-rcar.c
Diffstat (limited to 'drivers/pci/controller/dwc/pcie-designware-host.c')
-rw-r--r--drivers/pci/controller/dwc/pcie-designware-host.c29
1 files changed, 9 insertions, 20 deletions
diff --git a/drivers/pci/controller/dwc/pcie-designware-host.c b/drivers/pci/controller/dwc/pcie-designware-host.c
index e570530a4de3..395feb8ca051 100644
--- a/drivers/pci/controller/dwc/pcie-designware-host.c
+++ b/drivers/pci/controller/dwc/pcie-designware-host.c
@@ -321,7 +321,7 @@ int dw_pcie_host_init(struct pcie_port *pp)
struct device *dev = pci->dev;
struct device_node *np = dev->of_node;
struct platform_device *pdev = to_platform_device(dev);
- struct resource_entry *win, *tmp;
+ struct resource_entry *win;
struct pci_bus *child;
struct pci_host_bridge *bridge;
struct resource *cfg_res;
@@ -344,31 +344,20 @@ int dw_pcie_host_init(struct pcie_port *pp)
if (!bridge)
return -ENOMEM;
- ret = devm_of_pci_get_host_bridge_resources(dev, 0, 0xff,
- &bridge->windows, &pp->io_base);
- if (ret)
- return ret;
-
- ret = devm_request_pci_bus_resources(dev, &bridge->windows);
+ ret = pci_parse_request_of_pci_ranges(dev, &bridge->windows,
+ &bridge->dma_ranges, NULL);
if (ret)
return ret;
/* Get the I/O and memory ranges from DT */
- resource_list_for_each_entry_safe(win, tmp, &bridge->windows) {
+ resource_list_for_each_entry(win, &bridge->windows) {
switch (resource_type(win->res)) {
case IORESOURCE_IO:
- ret = devm_pci_remap_iospace(dev, win->res,
- pp->io_base);
- if (ret) {
- dev_warn(dev, "Error %d: failed to map resource %pR\n",
- ret, win->res);
- resource_list_destroy_entry(win);
- } else {
- pp->io = win->res;
- pp->io->name = "I/O";
- pp->io_size = resource_size(pp->io);
- pp->io_bus_addr = pp->io->start - win->offset;
- }
+ pp->io = win->res;
+ pp->io->name = "I/O";
+ pp->io_size = resource_size(pp->io);
+ pp->io_bus_addr = pp->io->start - win->offset;
+ pp->io_base = pci_pio_to_address(pp->io->start);
break;
case IORESOURCE_MEM:
pp->mem = win->res;