[Skiboot] [PATCH V4] VAS: Alloc IRQ and port address for each VAS instance
hbabu at us.ibm.com
Fri Nov 8 16:38:51 AEDT 2019
"Oliver O'Halloran" <oohall at gmail.com> wrote on 11/07/2019 09:06:39 PM:
> On Sat, Oct 26, 2019 at 7:48 PM Haren Myneni <haren at linux.vnet.ibm.com>
> > Setup IRQ and trigger port for each VAS instance. Export these
> > values through device-tree with 'interrupts' and 'ibm,vas-port'
> > properties in each VAS device node. Kernel setup IRQ and register
> > port address for each send window.
> > Enable 'vas-user-space' NVRAM config to allocate IRQ sources and
> > provide 'interrupts' property.
> > nvram -p ibm,skiboot --update-config vas-user-space=enable
> > Signed-off-by: Sukadev Bhattiprolu <sukadev at linux.vnet.ibm.com>
> > Signed-off-by: Haren Myneni <haren at us.ibm.com>
> Thanks for doing all the cleanups, merged as
> If new OPAL calls or device-tree properties need to be added for this
> feature can you post an RFC sometime soon.
Thanks Oliver. Sure will post RFC early next time when we have patches
ready. We may have OPAL calls to read and update NX registers run time in
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