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authorRob Herring <robh@kernel.org>2020-08-20 21:53:56 -0600
committerLorenzo Pieralisi <lorenzo.pieralisi@arm.com>2020-09-08 16:37:02 +0100
commit1df793054859eaa69d878f7daffc9f1cf9253a5d (patch)
treebb22608e96c38ffc42a2209447926ce990e201a1 /drivers/pci/controller/dwc/pcie-designware-host.c
parentPCI: dwc: keystone: Convert .scan_bus() callback to use add_bus (diff)
downloadlinux-dev-1df793054859eaa69d878f7daffc9f1cf9253a5d.tar.xz
linux-dev-1df793054859eaa69d878f7daffc9f1cf9253a5d.zip
PCI: dwc: Convert to use pci_host_probe()
Now that there are no more .scan_bus() callbacks, we can remove it and just use pci_host_probe(). Link: https://lore.kernel.org/r/20200821035420.380495-17-robh@kernel.org Signed-off-by: Rob Herring <robh@kernel.org> Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> Cc: Jingoo Han <jingoohan1@gmail.com> Cc: Gustavo Pimentel <gustavo.pimentel@synopsys.com> Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> Cc: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'drivers/pci/controller/dwc/pcie-designware-host.c')
-rw-r--r--drivers/pci/controller/dwc/pcie-designware-host.c21
1 files changed, 3 insertions, 18 deletions
diff --git a/drivers/pci/controller/dwc/pcie-designware-host.c b/drivers/pci/controller/dwc/pcie-designware-host.c
index 14ffc2cd88be..940edb3e2d3f 100644
--- a/drivers/pci/controller/dwc/pcie-designware-host.c
+++ b/drivers/pci/controller/dwc/pcie-designware-host.c
@@ -300,7 +300,6 @@ int dw_pcie_host_init(struct pcie_port *pp)
struct device_node *np = dev->of_node;
struct platform_device *pdev = to_platform_device(dev);
struct resource_entry *win;
- struct pci_bus *child;
struct pci_host_bridge *bridge;
struct resource *cfg_res;
int ret;
@@ -436,23 +435,9 @@ int dw_pcie_host_init(struct pcie_port *pp)
bridge->sysdata = pp;
- ret = pci_scan_root_bus_bridge(bridge);
- if (ret)
- goto err_free_msi;
-
- pp->root_bus = bridge->bus;
-
- if (pp->ops->scan_bus)
- pp->ops->scan_bus(pp);
-
- pci_bus_size_bridges(pp->root_bus);
- pci_bus_assign_resources(pp->root_bus);
-
- list_for_each_entry(child, &pp->root_bus->children, node)
- pcie_bus_configure_settings(child);
-
- pci_bus_add_devices(pp->root_bus);
- return 0;
+ ret = pci_host_probe(bridge);
+ if (!ret)
+ return 0;
err_free_msi:
if (pci_msi_enabled() && !pp->ops->msi_host_init)