On Wed, Mar 05, 2014 at 02:25:48PM +0100, Lucas Stach wrote:
> This is the recommended method of doing the IRQ
> mapping. Still fall back to the old method in order
> to not break the just submitted board files.
>
> Signed-off-by: Lucas Stach <l.stach@xxxxxxxxxxxxxx>
Assuming that it does what it says on the wrapper:
Acked-by: Simon Horman <horms+renesas@xxxxxxxxxxxx>
> ---
> v2: pass in parent device to pci_common_init(), to
> make DT parsing work.
> ---
> drivers/pci/host/pci-rcar-gen2.c | 12 +++++++++---
> 1 file changed, 9 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/pci/host/pci-rcar-gen2.c b/drivers/pci/host/pci-rcar-gen2.c
> index ceec147baec3..3a0914163ad0 100644
> --- a/drivers/pci/host/pci-rcar-gen2.c
> +++ b/drivers/pci/host/pci-rcar-gen2.c
> @@ -15,6 +15,7 @@
> #include <linux/io.h>
> #include <linux/kernel.h>
> #include <linux/module.h>
> +#include <linux/of_pci.h>
> #include <linux/pci.h>
> #include <linux/platform_device.h>
> #include <linux/pm_runtime.h>
> @@ -160,8 +161,13 @@ static int __init rcar_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> {
> struct pci_sys_data *sys = dev->bus->sysdata;
> struct rcar_pci_priv *priv = sys->private_data;
> + int irq;
> +
> + irq = of_irq_parse_and_map_pci(dev, slot, pin);
> + if (!irq)
> + irq = priv->irq;
>
> - return priv->irq;
> + return irq;
> }
>
> /* PCI host controller setup */
> @@ -249,6 +255,8 @@ static int __init rcar_pci_add_controller(struct rcar_pci_priv *priv)
> void **private_data;
> int count;
>
> + pci_common_init_dev(priv->dev, &rcar_hw_pci);
> +
> if (rcar_hw_pci.nr_controllers < rcar_pci_count)
> goto add_priv;
>
> @@ -322,8 +330,6 @@ static int __init rcar_pci_init(void)
> int retval;
>
> retval = platform_driver_probe(&rcar_pci_driver, rcar_pci_probe);
> - if (!retval)
> - pci_common_init(&rcar_hw_pci);
>
> /* Private data pointer array is not needed any more */
> kfree(rcar_hw_pci.private_data);
> --
> 1.9.0
>
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