Messages in this thread | | | Date | Wed, 21 Jun 2017 20:19:47 +0200 | From | Robert Richter <> | Subject | Re: [PATCH v8 3/3] iommu/arm-smmu-v3: Add workaround for Cavium ThunderX2 erratum #126 |
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On 20.06.17 19:47:39, Geetha sowjanya wrote: > From: Geetha Sowjanya <geethasowjanya.akula@cavium.com> > > Cavium ThunderX2 SMMU doesn't support MSI and also doesn't have unique irq > lines for gerror, eventq and cmdq-sync. > > SHARED_IRQ option is set as a errata workaround, which allows to share the irq > line by register single irq handler for all the interrupts.
I found the entry in silicon-errata.txt missing, is that on purpose?
-Robert
> > Signed-off-by: Geetha sowjanya <gakula@caviumnetworks.com> > --- > .../devicetree/bindings/iommu/arm,smmu-v3.txt | 5 ++ > drivers/iommu/arm-smmu-v3.c | 73 ++++++++++++++++---- > 2 files changed, 64 insertions(+), 14 deletions(-)
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