diff options
Diffstat (limited to 'drivers/pci/host/pcie-rockchip.c')
| -rw-r--r-- | drivers/pci/host/pcie-rockchip.c | 24 |
1 files changed, 18 insertions, 6 deletions
diff --git a/drivers/pci/host/pcie-rockchip.c b/drivers/pci/host/pcie-rockchip.c index 0e020b6e0943..29332ba06bc1 100644 --- a/drivers/pci/host/pcie-rockchip.c +++ b/drivers/pci/host/pcie-rockchip.c @@ -1284,6 +1284,7 @@ static int rockchip_pcie_probe(struct platform_device *pdev) struct rockchip_pcie *rockchip; struct device *dev = &pdev->dev; struct pci_bus *bus, *child; + struct pci_host_bridge *bridge; struct resource_entry *win; resource_size_t io_base; struct resource *mem; @@ -1295,10 +1296,12 @@ static int rockchip_pcie_probe(struct platform_device *pdev) if (!dev->of_node) return -ENODEV; - rockchip = devm_kzalloc(dev, sizeof(*rockchip), GFP_KERNEL); - if (!rockchip) + bridge = devm_pci_alloc_host_bridge(dev, sizeof(*rockchip)); + if (!bridge) return -ENOMEM; + rockchip = pci_host_bridge_priv(bridge); + platform_set_drvdata(pdev, rockchip); rockchip->dev = dev; @@ -1396,11 +1399,20 @@ static int rockchip_pcie_probe(struct platform_device *pdev) goto err_free_res; } - bus = pci_scan_root_bus(&pdev->dev, 0, &rockchip_pcie_ops, rockchip, &res); - if (!bus) { - err = -ENOMEM; + list_splice_init(&res, &bridge->windows); + bridge->dev.parent = &pdev->dev; + bridge->sysdata = rockchip; + bridge->busnr = 0; + bridge->ops = &rockchip_pcie_ops; + bridge->map_irq = of_irq_parse_and_map_pci; + bridge->swizzle_irq = pci_common_swizzle; + + err = pci_scan_root_bus_bridge(bridge); + if (!err) goto err_free_res; - } + + bus = bridge->bus; + rockchip->root_bus = bus; pci_bus_size_bridges(bus); |