Linux-ACPI Archive on lore.kernel.org
 help / color / Atom feed
From: Joerg Roedel <joro@8bytes.org>
To: Jean-Philippe Brucker <jean-philippe@linaro.org>
Cc: rjw@rjwysocki.net, lenb@kernel.org, mst@redhat.com,
	will@kernel.org, linux-acpi@vger.kernel.org,
	iommu@lists.linux-foundation.org,
	virtualization@lists.linux-foundation.org, eric.auger@redhat.com,
	sebastien.boeuf@intel.com, robin.murphy@arm.com,
	kevin.tian@intel.com, lorenzo.pieralisi@arm.com
Subject: Re: [PATCH 3/3] iommu/virtio: Enable x86 support
Date: Thu, 18 Mar 2021 11:44:54 +0100
Message-ID: <YFMvJiK+VBloYVf3@8bytes.org> (raw)
In-Reply-To: <20210316191652.3401335-4-jean-philippe@linaro.org>

On Tue, Mar 16, 2021 at 08:16:54PM +0100, Jean-Philippe Brucker wrote:
> With the VIOT support in place, x86 platforms can now use the
> virtio-iommu.
> 
> The arm64 Kconfig selects IOMMU_DMA, while x86 IOMMU drivers select it
> themselves.
> 
> Signed-off-by: Jean-Philippe Brucker <jean-philippe@linaro.org>
> ---
>  drivers/iommu/Kconfig | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig
> index 2819b5c8ec30..ccca83ef2f06 100644
> --- a/drivers/iommu/Kconfig
> +++ b/drivers/iommu/Kconfig
> @@ -400,8 +400,9 @@ config HYPERV_IOMMU
>  config VIRTIO_IOMMU
>  	tristate "Virtio IOMMU driver"
>  	depends on VIRTIO
> -	depends on ARM64
> +	depends on (ARM64 || X86)
>  	select IOMMU_API
> +	select IOMMU_DMA if X86
>  	select INTERVAL_TREE
>  	select ACPI_VIOT if ACPI
>  	help

Acked-by: Joerg Roedel <jroedel@suse.de>

  reply index

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-16 19:16 [PATCH 0/3] Add support for ACPI VIOT Jean-Philippe Brucker
2021-03-16 19:16 ` [PATCH 1/3] ACPICA: iASL: Add definitions for the VIOT table Jean-Philippe Brucker
2021-03-18 17:52   ` Auger Eric
2021-04-15 14:36     ` Jean-Philippe Brucker
2021-03-16 19:16 ` [PATCH 2/3] ACPI: Add driver " Jean-Philippe Brucker
2021-03-18 19:36   ` Robin Murphy
2021-04-15 14:31     ` Jean-Philippe Brucker
2021-03-19 10:44   ` Auger Eric
2021-04-15 14:46     ` Jean-Philippe Brucker
2021-03-16 19:16 ` [PATCH 3/3] iommu/virtio: Enable x86 support Jean-Philippe Brucker
2021-03-18 10:44   ` Joerg Roedel [this message]
2021-03-18 11:43   ` Robin Murphy
2021-04-15 15:14     ` Jean-Philippe Brucker
2021-03-18 18:28   ` Michael S. Tsirkin
2021-04-15 15:15     ` Jean-Philippe Brucker
2021-03-19 10:58 ` [PATCH 0/3] Add support for ACPI VIOT Auger Eric
2021-03-19 11:16   ` Jean-Philippe Brucker

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=YFMvJiK+VBloYVf3@8bytes.org \
    --to=joro@8bytes.org \
    --cc=eric.auger@redhat.com \
    --cc=iommu@lists.linux-foundation.org \
    --cc=jean-philippe@linaro.org \
    --cc=kevin.tian@intel.com \
    --cc=lenb@kernel.org \
    --cc=linux-acpi@vger.kernel.org \
    --cc=lorenzo.pieralisi@arm.com \
    --cc=mst@redhat.com \
    --cc=rjw@rjwysocki.net \
    --cc=robin.murphy@arm.com \
    --cc=sebastien.boeuf@intel.com \
    --cc=virtualization@lists.linux-foundation.org \
    --cc=will@kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

Linux-ACPI Archive on lore.kernel.org

Archives are clonable:
	git clone --mirror https://lore.kernel.org/linux-acpi/0 linux-acpi/git/0.git

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V2 linux-acpi linux-acpi/ https://lore.kernel.org/linux-acpi \
		linux-acpi@vger.kernel.org
	public-inbox-index linux-acpi

Example config snippet for mirrors

Newsgroup available over NNTP:
	nntp://nntp.lore.kernel.org/org.kernel.vger.linux-acpi


AGPL code for this site: git clone https://public-inbox.org/public-inbox.git