target/linux/imx6/patches-3.18/200-pci_designware_add-ability-for-custom-swizzle.patch

   1 commit e84634dc6c7f3f6af9b8ef1fb36f0d85c476ab95
   2 Author: Tim Harvey <tharvey@gateworks.com>
   3 Date:   Thu Feb 27 01:02:23 2014 -0800
   4
   5     PCI: designware: add ability for custom swizzle
   6
   7     Add the ability for a platform driver to provide a platform-specific
   8     swizzle function.
   9
  10     Signed-off-by: Tim Harvey <tharvey@gateworks.com>
  11
  12 --- a/drivers/pci/host/pcie-designware.c
  13 +++ b/drivers/pci/host/pcie-designware.c
  14 @@ -492,6 +492,9 @@ int dw_pcie_host_init(struct pcie_port *
  15         if (pp->ops->host_init)
  16                 pp->ops->host_init(pp);
  17
  18 +       if (pp->swizzle)
  19 +               dw_pci.swizzle = pp->swizzle;
  20 +
  21         dw_pcie_wr_own_conf(pp, PCI_BASE_ADDRESS_0, 4, 0);
  22
  23         /* program correct class for RC */
  24 --- a/drivers/pci/host/pcie-designware.h
  25 +++ b/drivers/pci/host/pcie-designware.h
  26 @@ -53,6 +53,7 @@ struct pcie_port {
  27         struct irq_domain       *irq_domain;
  28         unsigned long           msi_data;
  29         DECLARE_BITMAP(msi_irq_in_use, MAX_MSI_IRQS);
  30 +       u8                      (*swizzle)(struct pci_dev *, u8 *);
  31  };
  32
  33  struct pcie_host_ops {