Messages in this thread | ![/](/images/icornerl.gif) | | Date | Wed, 8 Feb 2023 14:46:06 +0900 | Subject | Re: [EXT] Re: [RFC PATCH 4/4] PCI: endpoint: function: Add EP function driver to provide virtio net device | From | Shunsuke Mie <> |
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On 2023/02/08 0:37, Frank Li wrote: >>> but it may need update host side pci virtio driver. >> Thanks, is it possible to use MSI-X as well? The virtio spec >> indicates to use legacy irq or >> MSI-X only. > I supposed yes. It is depend MSI controller type in EP side. > But not like standard PCI MSI-X, it is platform MSI-X irq. > > If use GIC-its, it should support MSI-X. > > Thomas Gleixner is working on pre-device msi irq domain. > https://lore.kernel.org/all/20221121135653.208611233@linutronix.de > > I hope Thomas can finish their work soon. > so I can continue my patch upstream work. > https://lore.kernel.org/imx/87wn7evql7.ffs@tglx/T/#u
Thank for sharing this those information. I'll see the details to embed.
>> Best, >> Shunsuke.
Best,
Shunsuke.
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