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PCI: mvebu: Save MSI controller in pci_sys_data

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Save MSI controller in pci_sys_data instead of assigning MSI controller
pointer to every PCI bus in .add_bus().

Signed-off-by: Yijing Wang <wangyijing@huawei.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
This commit is contained in:
Yijing Wang 2014-11-11 15:44:17 -07:00 committed by Bjorn Helgaas
parent 7840cba885
commit 26914233b1
1 changed files with 4 additions and 7 deletions
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11
drivers/pci/host/pci-mvebu.c
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@ -774,12 +774,6 @@ static struct pci_bus *mvebu_pcie_scan_bus(int nr, struct pci_sys_data *sys)
return bus;
}
static void mvebu_pcie_add_bus(struct pci_bus *bus)
{
struct mvebu_pcie *pcie = sys_to_pcie(bus->sysdata);
bus->msi = pcie->msi;
}
static resource_size_t mvebu_pcie_align_resource(struct pci_dev *dev,
const struct resource *res,
resource_size_t start,
@ -816,6 +810,10 @@ static void mvebu_pcie_enable(struct mvebu_pcie *pcie)
memset(&hw, 0, sizeof(hw));
#ifdef CONFIG_PCI_MSI
hw.msi_ctrl = pcie->msi;
#endif
hw.nr_controllers = 1;
hw.private_data = (void **)&pcie;
hw.setup = mvebu_pcie_setup;
@ -823,7 +821,6 @@ static void mvebu_pcie_enable(struct mvebu_pcie *pcie)
hw.map_irq = of_irq_parse_and_map_pci;
hw.ops = &mvebu_pcie_ops;
hw.align_resource = mvebu_pcie_align_resource;
hw.add_bus = mvebu_pcie_add_bus;
pci_common_init(&hw);
}