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Date: Wed, 11 Jan 2017 09:41:54 +0000 From: Eric Auger <eric.auger@...hat.com> To: eric.auger@...hat.com, eric.auger.pro@...il.com, christoffer.dall@...aro.org, marc.zyngier@....com, robin.murphy@....com, alex.williamson@...hat.com, will.deacon@....com, joro@...tes.org, tglx@...utronix.de, jason@...edaemon.net, linux-arm-kernel@...ts.infradead.org Cc: kvm@...r.kernel.org, drjones@...hat.com, linux-kernel@...r.kernel.org, pranav.sawargaonkar@...il.com, iommu@...ts.linux-foundation.org, punit.agrawal@....com, diana.craciun@....com, gpkulkarni@...il.com, shankerd@...eaurora.org, bharat.bhushan@....com, geethasowjanya.akula@...il.com Subject: [PATCH v8 18/18] iommu/arm-smmu: Do not advertise IOMMU_CAP_INTR_REMAP anymore IOMMU_CAP_INTR_REMAP has been advertised in arm-smmu(-v3) although on ARM this property is not attached to the IOMMU but rather is implemented in the MSI controller (GICv3 ITS). Now vfio_iommu_type1 checks MSI remapping capability at MSI controller level, let's correct this. Signed-off-by: Eric Auger <eric.auger@...hat.com> Acked-by: Will Deacon <will.deacon@....com> --- v7 -> v8: - added Will's A-b --- drivers/iommu/arm-smmu-v3.c | 2 -- drivers/iommu/arm-smmu.c | 2 -- 2 files changed, 4 deletions(-) diff --git a/drivers/iommu/arm-smmu-v3.c b/drivers/iommu/arm-smmu-v3.c index 6c4111c..d9cf6cb 100644 --- a/drivers/iommu/arm-smmu-v3.c +++ b/drivers/iommu/arm-smmu-v3.c @@ -1375,8 +1375,6 @@ static bool arm_smmu_capable(enum iommu_cap cap) switch (cap) { case IOMMU_CAP_CACHE_COHERENCY: return true; - case IOMMU_CAP_INTR_REMAP: - return true; /* MSIs are just memory writes */ case IOMMU_CAP_NOEXEC: return true; default: diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c index a354572..13d2600 100644 --- a/drivers/iommu/arm-smmu.c +++ b/drivers/iommu/arm-smmu.c @@ -1374,8 +1374,6 @@ static bool arm_smmu_capable(enum iommu_cap cap) * requests. */ return true; - case IOMMU_CAP_INTR_REMAP: - return true; /* MSIs are just memory writes */ case IOMMU_CAP_NOEXEC: return true; default: -- 1.9.1
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