diff options
Diffstat (limited to 'drivers/pci/msi.c')
| -rw-r--r-- | drivers/pci/msi.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c index 324a1643fce2..c7ddeeb3251a 100644 --- a/drivers/pci/msi.c +++ b/drivers/pci/msi.c @@ -105,9 +105,12 @@ void __weak arch_teardown_msi_irq(unsigned int irq) int __weak arch_setup_msi_irqs(struct pci_dev *dev, int nvec, int type) { + struct msi_controller *chip = dev->bus->msi; struct msi_desc *entry; int ret; + if (chip && chip->setup_irqs) + return chip->setup_irqs(chip, dev, nvec, type); /* * If an architecture wants to support multiple MSI, it needs to * override arch_setup_msi_irqs() |