From 0815f957e1a4a676ddf88657a6d8b9eca15640ad Mon Sep 17 00:00:00 2001 From: Yijing Wang Date: Tue, 11 Nov 2014 15:38:07 -0700 Subject: [PATCH] PCI: designware: 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(). [bhelgaas: use dw_pcie_msi_chip, not dw_pcie_msi_controller] Signed-off-by: Yijing Wang Signed-off-by: Bjorn Helgaas --- drivers/pci/host/pcie-designware.c | 16 +++++----------- 1 file changed, 5 insertions(+), 11 deletions(-) diff --git a/drivers/pci/host/pcie-designware.c b/drivers/pci/host/pcie-designware.c index f4decad80ee4..5278d3e63070 100644 --- a/drivers/pci/host/pcie-designware.c +++ b/drivers/pci/host/pcie-designware.c @@ -498,6 +498,11 @@ int __init dw_pcie_host_init(struct pcie_port *pp) val |= PORT_LOGIC_SPEED_CHANGE; dw_pcie_wr_own_conf(pp, PCIE_LINK_WIDTH_SPEED_CONTROL, 4, val); +#ifdef CONFIG_PCI_MSI + dw_pcie_msi_chip.dev = pp->dev; + dw_pci.msi_ctrl = &dw_pcie_msi_chip; +#endif + dw_pci.nr_controllers = 1; dw_pci.private_data = (void **)&pp; @@ -747,21 +752,10 @@ static int dw_pcie_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) return irq; } -static void dw_pcie_add_bus(struct pci_bus *bus) -{ - if (IS_ENABLED(CONFIG_PCI_MSI)) { - struct pcie_port *pp = sys_to_pcie(bus->sysdata); - - dw_pcie_msi_chip.dev = pp->dev; - bus->msi = &dw_pcie_msi_chip; - } -} - static struct hw_pci dw_pci = { .setup = dw_pcie_setup, .scan = dw_pcie_scan_bus, .map_irq = dw_pcie_map_irq, - .add_bus = dw_pcie_add_bus, }; void dw_pcie_setup_rc(struct pcie_port *pp) -- 2.30.2