Messages in this thread | | | Date | Fri, 21 Nov 2014 10:11:02 +0000 | From | Marc Zyngier <> | Subject | Re: Removal of bus->msi assignment breaks MSI with stacked domains |
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On 21/11/14 01:22, Yijing Wang wrote: > On 2014/11/21 0:31, Marc Zyngier wrote: >> Bjorn, Yijing, >> >> I've just realized that patch c167caf8d174 (PCI/MSI: Remove useless >> bus->msi assignment) completely breaks MSI on arm64 when using the new >> MSI stacked domain: > > Sorry, this is my first part to refactor MSI related code, now > how to get pci msi_controller depends arch functions(pcibios_msi_controller() or > arch_setup_msi_irq()), we are working on generic pci_host_bridge, after that, > we could eventually eliminate MSI arch functions and find pci dev 's msi controller > by pci_host_bridge->get_msi_controller(). > > Marc, could you tell me what pci host driver in your test platform ?
I'm using pci-host-generic (with a couple of patches to help it fit the new "generic pci" infrastructure).
This lives at: git://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git irq/arm64-pci
Thanks,
M. -- Jazz is not dead. It just smells funny...
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