On 2014/11/14 5:00, Marc Zyngier wrote: > On 13/11/14 11:43, Jiang Liu wrote: >> This patch set is based on tip/irq/irqdomain and tries to refine >> interfaces to support irqdomain for generic MSI and PCI MSI. >> >> With this patch set applied, the generic MSI and PCI MSI interfaces >> are much easier to use. For extreme case, you only need to define >> a "struct msi_domain_info" and don't need to implement any callbacks, >> just using the default callbacks is OK:) >> >> This patch set is also a preparation for: >> 1) Kill all weak functions in drivers/pci/msi.c >> 2) Implement support for non-PCI-compliant MSI device > > I've rebased (once more!) the GICv3 ITS driver on top of this, and this > is definitely a major improvement. This is basically the first version > I can use without having to hack into the core code (apart from the > couple of nits I've mentioned earlier). Sorry for the rebasing, but I hope it worthy rebasing:) > > Now, Thomas' idea of putting the irq_domain close to the bus is very > appealing, and I've tweaked an earlier patch in order to do this: I feel that's the right direction. There are other threads discussing associating an MSI controller structure with each PCI bus (at least root bus). http://www.spinics.net/lists/arm-kernel/msg376328.html Regards! Gerry -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
