Re: [PATCH v3 6/7] iommu/arm-smmu-v3: Add workaround for Cavium ThunderX2 erratum #126

2017-05-08 Thread Geetha Akula
On Mon, May 8, 2017 at 4:51 PM, Robin Murphy wrote: > On 05/05/17 13:08, Geetha sowjanya wrote: >> From: Geetha Sowjanya >> >> Cavium ThunderX2 SMMU doesn't support MSI and also doesn't have unique irq >> lines for gerror, eventq and cmdq-sync. >> >> This patch addresses the issue by checking if

Re: [PATCH v3 6/7] iommu/arm-smmu-v3: Add workaround for Cavium ThunderX2 erratum #126

2017-05-08 Thread Robin Murphy
On 05/05/17 13:08, Geetha sowjanya wrote: > From: Geetha Sowjanya > > Cavium ThunderX2 SMMU doesn't support MSI and also doesn't have unique irq > lines for gerror, eventq and cmdq-sync. > > This patch addresses the issue by checking if any interrupt sources are > using same irq number, then the

[PATCH v3 6/7] iommu/arm-smmu-v3: Add workaround for Cavium ThunderX2 erratum #126

2017-05-05 Thread Geetha sowjanya
From: Geetha Sowjanya Cavium ThunderX2 SMMU doesn't support MSI and also doesn't have unique irq lines for gerror, eventq and cmdq-sync. This patch addresses the issue by checking if any interrupt sources are using same irq number, then they are registered as shared irqs. Signed-off-by: Geetha