On Wednesday, June 8, 2016 10:21:27 AM CEST Marc Zyngier wrote:
> > + rockchip_pcie_enable_interrupts(port);
> > + if (!IS_ENABLED(CONFIG_PCI_MSI)) {
> > + err = rockchip_pcie_init_irq_domain(port);
> > + if (err < 0)
> > + goto err_vpcie;
>
> Why are you excluding wired interrupts if you have PCI_MSI configured?
> MSI allocation can fail, and wired interrupts become handy....
Also, a lot of drivers don't do MSI and rely on legacy interrupts.
Arnd
