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PCI: brcmstb: Use pci_host_probe() to register host 

The brcmstb host driver does the same host registration and bus scanning
calls as pci_host_probe, so let's use it instead.

Link: https://lore.kernel.org/r/20200522234832.954484-5-robh@kernel.org
Tested-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
Signed-off-by: Rob Herring <robh@kernel.org>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
Cc: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
Cc: bcm-kernel-feedback-list@broadcom.com
Cc: linux-rpi-kernel@lists.infradead.org
This commit is contained in:
Rob Herring 2020-05-22 17:48:21 -06:00 committed by Lorenzo Pieralisi
parent e63434f4cc
commit a37571fa9c
1 changed files with 4 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
drivers/pci/controller/pcie-brcmstb.c
View File

@ -172,7 +172,6 @@ struct brcm_pcie {
struct device *dev;
void __iomem *base;
struct clk *clk;
struct pci_bus *root_bus;
struct device_node *np;
bool ssc;
int gen;
@ -919,9 +918,10 @@ static void __brcm_pcie_remove(struct brcm_pcie *pcie)
static int brcm_pcie_remove(struct platform_device *pdev)
{
struct brcm_pcie *pcie = platform_get_drvdata(pdev);
struct pci_host_bridge *bridge = pci_host_bridge_from_priv(pcie);
pci_stop_root_bus(pcie->root_bus);
pci_remove_root_bus(pcie->root_bus);
pci_stop_root_bus(bridge->bus);
pci_remove_root_bus(bridge->bus);
__brcm_pcie_remove(pcie);
return 0;
@ -933,7 +933,6 @@ static int brcm_pcie_probe(struct platform_device *pdev)
struct pci_host_bridge *bridge;
struct device_node *fw_np;
struct brcm_pcie *pcie;
struct pci_bus *child;
struct resource *res;
int ret;
@ -1004,20 +1003,9 @@ static int brcm_pcie_probe(struct platform_device *pdev)
bridge->map_irq = of_irq_parse_and_map_pci;
bridge->swizzle_irq = pci_common_swizzle;
ret = pci_scan_root_bus_bridge(bridge);
if (ret < 0) {
dev_err(pcie->dev, "Scanning root bridge failed\n");
goto fail;
}
pci_assign_unassigned_bus_resources(bridge->bus);
list_for_each_entry(child, &bridge->bus->children, node)
pcie_bus_configure_settings(child);
pci_bus_add_devices(bridge->bus);
platform_set_drvdata(pdev, pcie);
pcie->root_bus = bridge->bus;
return 0;
return pci_host_probe(bridge);
fail:
__brcm_pcie_remove(pcie);
return ret;