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PCI: mediatek: Use bus->sysdata to get host private data

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75983c6d1f38 ("PCI: mediatek: Add controller support for MT2712 and
MT7622") has put the mtk_pcie * into bus->sysdata.  Take advantage of that
to get the private data and simplify the code.

Signed-off-by: Honghui Zhang <honghui.zhang@mediatek.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Ryder Lee <ryder.lee@mediatek.com>
This commit is contained in:
Honghui Zhang 2017-08-14 21:04:27 +08:00 committed by Bjorn Helgaas
parent c2e0ba9caf
commit db271747a0
1 changed files with 1 additions and 2 deletions
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3
drivers/pci/host/pcie-mediatek.c
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@ -511,8 +511,7 @@ static int mtk_pcie_setup_irq(struct mtk_pcie_port *port,
static void __iomem *mtk_pcie_map_bus(struct pci_bus *bus,
unsigned int devfn, int where)
{
struct pci_host_bridge *host = pci_find_host_bridge(bus);
struct mtk_pcie *pcie = pci_host_bridge_priv(host);
struct mtk_pcie *pcie = bus->sysdata;
writel(PCIE_CONF_ADDR(where, PCI_FUNC(devfn), PCI_SLOT(devfn),
bus->number), pcie->base + PCIE_CFG_ADDR);