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PCI: mediatek: Convert to use pci_host_probe() 

Part of mtk_pcie_register_host() is an open-coded version of
pci_host_probe(). So instead of duplicating this code, use
pci_host_probe() directly and remove mtk_pcie_register_host().

Signed-off-by: Honghui Zhang <honghui.zhang@mediatek.com>
[lorenzo.pieralisi@arm.com: commit log changes]
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Ryder Lee <ryder.lee@mediatek.com>
This commit is contained in:
Honghui Zhang 2018-10-15 16:08:55 +08:00 committed by Lorenzo Pieralisi
parent 88c0e230bb
commit 57cb3152b3
1 changed files with 8 additions and 29 deletions
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37
drivers/pci/controller/pcie-mediatek.c
View File

@ -1121,34 +1121,6 @@ static int mtk_pcie_request_resources(struct mtk_pcie *pcie)
return 0; return 0;
} }
static int mtk_pcie_register_host(struct pci_host_bridge *host)
{
struct mtk_pcie *pcie = pci_host_bridge_priv(host);
struct pci_bus *child;
int err;
host->busnr = pcie->busn.start;
host->dev.parent = pcie->dev;
host->ops = pcie->soc->ops;
host->map_irq = of_irq_parse_and_map_pci;
host->swizzle_irq = pci_common_swizzle;
host->sysdata = pcie;
err = pci_scan_root_bus_bridge(host);
if (err < 0)
return err;
pci_bus_size_bridges(host->bus);
pci_bus_assign_resources(host->bus);
list_for_each_entry(child, &host->bus->children, node)
pcie_bus_configure_settings(child);
pci_bus_add_devices(host->bus);
return 0;
}
static int mtk_pcie_probe(struct platform_device *pdev) static int mtk_pcie_probe(struct platform_device *pdev)
{ {
struct device *dev = &pdev->dev; struct device *dev = &pdev->dev;
@ -1175,7 +1147,14 @@ static int mtk_pcie_probe(struct platform_device *pdev)
if (err) if (err)
goto put_resources; goto put_resources;
err = mtk_pcie_register_host(host); host->busnr = pcie->busn.start;
host->dev.parent = pcie->dev;
host->ops = pcie->soc->ops;
host->map_irq = of_irq_parse_and_map_pci;
host->swizzle_irq = pci_common_swizzle;
host->sysdata = pcie;
err = pci_host_probe(host);
if (err) if (err)
goto put_resources; goto put_resources;