target/linux/brcm47xx/patches-3.0/0019-bcma-to-not-route-irqs-on-non-pci-devices.patch

   1 From 1b23f310d4a7d24efe5dffbbde6b2b84252e2d7b Mon Sep 17 00:00:00 2001
   2 From: Hauke Mehrtens <hauke@hauke-m.de>
   3 Date: Fri, 22 Jul 2011 14:18:21 +0200
   4 Subject: [PATCH 19/22] bcma: to not route irqs on non pci devices
   5
   6
   7 Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
   8 ---
   9  drivers/bcma/driver_pci.c |    9 ++++++++-
  10  1 files changed, 8 insertions(+), 1 deletions(-)
  11
  12 --- a/drivers/bcma/driver_pci.c
  13 +++ b/drivers/bcma/driver_pci.c
  14 @@ -208,7 +208,14 @@ int bcma_core_pci_irq_ctl(struct bcma_dr
  15  {
  16         struct pci_dev *pdev = pc->core->bus->host_pci;
  17         u32 coremask, tmp;
  18 -       int err;
  19 +       int err = 0;
  20 +
  21 +       if (core->bus->hosttype != BCMA_HOSTTYPE_PCI) {
  22 +               /* This bcma device is not on a PCI host-bus. So the IRQs are
  23 +                * not routed through the PCI core.
  24 +                * So we must not enable routing through the PCI core. */
  25 +               goto out;
  26 +       }
  27
  28         err = pci_read_config_dword(pdev, BCMA_PCI_IRQMASK, &tmp);
  29         if (err)