diff options
| author |   Yijing Wang <wangyijing@huawei.com> | 2014-11-11 15:38:07 -0700 |
|---|---|---|
| committer |   Bjorn Helgaas <bhelgaas@google.com> | 2014-11-21 09:33:58 -0700 |
| commit | 0815f957e1a4a676ddf88657a6d8b9eca15640ad (patch) | |
| tree | f352cd36be3cfa70df22d21cce6273ab5d4417d9 /drivers/pci | |
| parent | PCI: tegra: Save MSI controller in pci_sys_data (diff) | |
| download | linux-dev-0815f957e1a4a676ddf88657a6d8b9eca15640ad.tar.xz linux-dev-0815f957e1a4a676ddf88657a6d8b9eca15640ad.zip | |
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 <wangyijing@huawei.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/host/pcie-designware.c | 16 |
1 files 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) |