From: Rob Herring <robh@kernel.org>
To: Rob Herring <robh@kernel.org>
Cc: virtualization@lists.linux-foundation.org,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
Jason Wang <jasowang@redhat.com>,
Jean-Philippe Brucker <jean-philippe@linaro.org>,
"Michael S. Tsirkin" <mst@redhat.com>,
Krzysztof Kozlowski <krzk+dt@kernel.org>
Subject: Re: [PATCH] dt-bindings: virtio,mmio: Allow setting devices 'dma-coherent'
Date: Sun, 20 Mar 2022 15:08:10 -0400 [thread overview]
Message-ID: <Yjd7mhLw/aKVSsS7@robh.at.kernel.org> (raw)
In-Reply-To: <20220310013528.549030-1-robh@kernel.org>
On Wed, 09 Mar 2022 19:35:27 -0600, Rob Herring wrote:
> 'virtio,mmio' devices are always coherent within a guest. As Arm DTs
> are default non-coherent, the 'dma-coherent' property needs to be set on
> the virtio device to mark them as such. This aligns with the QEMU 'virt'
> machine DTB.
>
> Signed-off-by: Rob Herring <robh@kernel.org>
> ---
> Documentation/devicetree/bindings/virtio/mmio.yaml | 2 ++
> 1 file changed, 2 insertions(+)
>
Applied, thanks!
prev parent reply other threads:[~2022-03-20 19:08 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-03-10 1:35 [PATCH] dt-bindings: virtio,mmio: Allow setting devices 'dma-coherent' Rob Herring
2022-03-20 19:08 ` Rob Herring [this message]
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