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authorYijing Wang <wangyijing@huawei.com>2014-11-11 15:44:17 -0700
committerBjorn Helgaas <bhelgaas@google.com>2014-11-21 09:34:15 -0700
commit26914233b1cc290f7b5c0189f7d121ad345df48b (patch)
tree4f76d1a39c6da8113f0f102f04e4f4efa72de2f9
parent7840cba885a4570314feac1d68b5e128e1bdc94c (diff)
PCI: mvebu: Save MSI controller in pci_sys_data
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>
-rw-r--r--drivers/pci/host/pci-mvebu.c11
1 files changed, 4 insertions, 7 deletions
diff --git a/drivers/pci/host/pci-mvebu.c b/drivers/pci/host/pci-mvebu.c
index cf907fec0652..9aa810b733a8 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 +810,10 @@ 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);
}