diff options
Diffstat (limited to 'drivers/ssb/driver_pcicore.c')
| -rw-r--r-- | drivers/ssb/driver_pcicore.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/ssb/driver_pcicore.c b/drivers/ssb/driver_pcicore.c index 75def13e797..538c570df33 100644 --- a/drivers/ssb/driver_pcicore.c +++ b/drivers/ssb/driver_pcicore.c @@ -537,12 +537,19 @@ int ssb_pcicore_dev_irqvecs_enable(struct ssb_pcicore *pc, int err = 0; u32 tmp; - might_sleep(); + if (dev->bus->bustype != SSB_BUSTYPE_PCI) { + /* This SSB device is not on a PCI host-bus. So the IRQs are + * not routed through the PCI core. + * So we must not enable routing through the PCI core. */ + goto out; + } if (!pdev) goto out; bus = pdev->bus; + might_sleep_if(pdev->id.coreid != SSB_DEV_PCI); + /* Enable interrupts for this device. */ if (bus->host_pci && ((pdev->id.revision >= 6) || (pdev->id.coreid == SSB_DEV_PCIE))) { |