[Xen-devel] [PATCH v3 08/27] PCI: mvebu: Save msi chip in pci_sys_data

[Yijing Wang <wangyijing@xxxxxxxxxx>]

Save msi chip in pci_sys_data instead of assign
msi chip to every pci bus in .add_bus().

Signed-off-by: Yijing Wang <wangyijing@xxxxxxxxxx>
---
 drivers/pci/host/pci-mvebu.c |   10 +++-------
 1 files changed, 3 insertions(+), 7 deletions(-)

diff --git a/drivers/pci/host/pci-mvebu.c b/drivers/pci/host/pci-mvebu.c
index b1315e1..f8e9c6c 100644
--- a/drivers/pci/host/pci-mvebu.c
+++ b/drivers/pci/host/pci-mvebu.c
@@ -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 +810,9 @@ static void mvebu_pcie_enable(struct mvebu_pcie *pcie)
 
        memset(&hw, 0, sizeof(hw));
 
+#ifdef CONFIG_PCI_MSI
+       hw.msi_chip = pcie->msi;
+#endif
        hw.nr_controllers = 1;
        hw.private_data   = (void **)&pcie;
        hw.setup          = mvebu_pcie_setup;
@@ -823,7 +820,6 @@ 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);
 }
-- 
1.7.1


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