On Wednesday, March 05, 2014 10:26 PM, Lucas Stach wrote: > > This is the recommended method of doing the IRQ > mapping. For old devicetrees we fall back to the > previous practice. > > Signed-off-by: Lucas Stach <l.stach@xxxxxxxxxxxxxx> > Acked-by: Arnd Bergmann <arnd@xxxxxxxx> (+cc Mohit KUMAR, Richard Zhu, Pratyush Anand, Marek Vasut, Kishon Vijay Abraham I) Acked-by: Jingoo Han <jg1.han@xxxxxxxxxxx> It works properly on Exynos platform. Thank you. Best regards, Jingoo Han > --- > v2: pass in parent dev to relevant functions, to make DT parsing > work (spotted by Tim Harvey <tharvey@xxxxxxxxxxxxx>) > --- > drivers/pci/host/pcie-designware.c | 12 +++++++++--- > 1 file changed, 9 insertions(+), 3 deletions(-) > > diff --git a/drivers/pci/host/pcie-designware.c b/drivers/pci/host/pcie-designware.c > index 17ce88f79d2b..98c118e04dba 100644 > --- a/drivers/pci/host/pcie-designware.c > +++ b/drivers/pci/host/pcie-designware.c > @@ -17,6 +17,7 @@ > #include <linux/module.h> > #include <linux/msi.h> > #include <linux/of_address.h> > +#include <linux/of_pci.h> > #include <linux/pci.h> > #include <linux/pci_regs.h> > #include <linux/types.h> > @@ -492,7 +493,7 @@ int __init dw_pcie_host_init(struct pcie_port *pp) > dw_pci.nr_controllers = 1; > dw_pci.private_data = (void **)&pp; > > - pci_common_init(&dw_pci); > + pci_common_init_dev(pp->dev, &dw_pci); > pci_assign_unassigned_resources(); > #ifdef CONFIG_PCI_DOMAINS > dw_pci.domain++; > @@ -725,7 +726,7 @@ static struct pci_bus *dw_pcie_scan_bus(int nr, struct pci_sys_data *sys) > > if (pp) { > pp->root_bus_nr = sys->busnr; > - bus = pci_scan_root_bus(NULL, sys->busnr, &dw_pcie_ops, > + bus = pci_scan_root_bus(pp->dev, sys->busnr, &dw_pcie_ops, > sys, &sys->resources); > } else { > bus = NULL; > @@ -738,8 +739,13 @@ static struct pci_bus *dw_pcie_scan_bus(int nr, struct pci_sys_data *sys) > static int dw_pcie_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) > { > struct pcie_port *pp = sys_to_pcie(dev->bus->sysdata); > + int irq; > > - return pp->irq; > + irq = of_irq_parse_and_map_pci(dev, slot, pin); > + if (!irq) > + irq = pp->irq; > + > + return irq; > } > > static void dw_pcie_add_bus(struct pci_bus *bus) > -- > 1.9.0 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html