From: Alex Williamson <alex.williamson-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
To: Will Deacon <will.deacon-5wv7dgnIgG8@public.gmane.org>
Cc: Mark.Rutland-5wv7dgnIgG8@public.gmane.org,
iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org,
thunder.leizhen-hv44wF8Li93QT0dZR+AlfA@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org
Subject: Re: [PATCH v2 3/3] drivers/vfio: Allow type-1 IOMMU instantiation on top of an ARM SMMUv3
Date: Wed, 27 May 2015 10:46:43 -0600 [thread overview]
Message-ID: <1432745203.24271.14.camel@redhat.com> (raw)
In-Reply-To: <1432743960-25205-4-git-send-email-will.deacon-5wv7dgnIgG8@public.gmane.org>
On Wed, 2015-05-27 at 17:26 +0100, Will Deacon wrote:
> The ARM SMMUv3 driver is compatible with the notion of a type-1 IOMMU in
> VFIO.
>
> This patch allows VFIO_IOMMU_TYPE1 to be selected if ARM_SMMU_V3=y.
>
> Signed-off-by: Will Deacon <will.deacon-5wv7dgnIgG8@public.gmane.org>
Acked-by: Alex Williamson <alex.williamson-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
> ---
> drivers/vfio/Kconfig | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/vfio/Kconfig b/drivers/vfio/Kconfig
> index 7d092ddc8119..454017928ed0 100644
> --- a/drivers/vfio/Kconfig
> +++ b/drivers/vfio/Kconfig
> @@ -21,7 +21,7 @@ config VFIO_VIRQFD
> menuconfig VFIO
> tristate "VFIO Non-Privileged userspace driver framework"
> depends on IOMMU_API
> - select VFIO_IOMMU_TYPE1 if (X86 || S390 || ARM_SMMU)
> + select VFIO_IOMMU_TYPE1 if (X86 || S390 || ARM_SMMU || ARM_SMMU_V3)
> select VFIO_IOMMU_SPAPR_TCE if (PPC_POWERNV || PPC_PSERIES)
> select VFIO_SPAPR_EEH if (PPC_POWERNV || PPC_PSERIES)
> select ANON_INODES
WARNING: multiple messages have this Message-ID (diff)
From: alex.williamson@redhat.com (Alex Williamson)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2 3/3] drivers/vfio: Allow type-1 IOMMU instantiation on top of an ARM SMMUv3
Date: Wed, 27 May 2015 10:46:43 -0600 [thread overview]
Message-ID: <1432745203.24271.14.camel@redhat.com> (raw)
In-Reply-To: <1432743960-25205-4-git-send-email-will.deacon@arm.com>
On Wed, 2015-05-27 at 17:26 +0100, Will Deacon wrote:
> The ARM SMMUv3 driver is compatible with the notion of a type-1 IOMMU in
> VFIO.
>
> This patch allows VFIO_IOMMU_TYPE1 to be selected if ARM_SMMU_V3=y.
>
> Signed-off-by: Will Deacon <will.deacon@arm.com>
Acked-by: Alex Williamson <alex.williamson@redhat.com>
> ---
> drivers/vfio/Kconfig | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/vfio/Kconfig b/drivers/vfio/Kconfig
> index 7d092ddc8119..454017928ed0 100644
> --- a/drivers/vfio/Kconfig
> +++ b/drivers/vfio/Kconfig
> @@ -21,7 +21,7 @@ config VFIO_VIRQFD
> menuconfig VFIO
> tristate "VFIO Non-Privileged userspace driver framework"
> depends on IOMMU_API
> - select VFIO_IOMMU_TYPE1 if (X86 || S390 || ARM_SMMU)
> + select VFIO_IOMMU_TYPE1 if (X86 || S390 || ARM_SMMU || ARM_SMMU_V3)
> select VFIO_IOMMU_SPAPR_TCE if (PPC_POWERNV || PPC_PSERIES)
> select VFIO_SPAPR_EEH if (PPC_POWERNV || PPC_PSERIES)
> select ANON_INODES
next prev parent reply other threads:[~2015-05-27 16:46 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-05-27 16:25 [PATCH v2 0/3] iommu/arm=smmu: Add driver for ARM SMMUv3 devices Will Deacon
2015-05-27 16:25 ` Will Deacon
[not found] ` <1432743960-25205-1-git-send-email-will.deacon-5wv7dgnIgG8@public.gmane.org>
2015-05-27 16:25 ` [PATCH v2 1/3] Documentation: dt-bindings: Add device-tree binding for ARM SMMUv3 IOMMU Will Deacon
2015-05-27 16:25 ` Will Deacon
2015-05-27 16:25 ` [PATCH v2 2/3] iommu/arm-smmu: Add initial driver support for ARM SMMUv3 devices Will Deacon
2015-05-27 16:25 ` Will Deacon
2015-05-27 16:26 ` [PATCH v2 3/3] drivers/vfio: Allow type-1 IOMMU instantiation on top of an ARM SMMUv3 Will Deacon
2015-05-27 16:26 ` Will Deacon
[not found] ` <1432743960-25205-4-git-send-email-will.deacon-5wv7dgnIgG8@public.gmane.org>
2015-05-27 16:46 ` Alex Williamson [this message]
2015-05-27 16:46 ` Alex Williamson
2015-05-29 9:15 ` [PATCH v2 0/3] iommu/arm=smmu: Add driver for ARM SMMUv3 devices Joerg Roedel
2015-05-29 9:15 ` Joerg Roedel
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