From: Dmitry Osipenko <dmitry.osipenko@collabora.com>
To: "Huang, Honglei" <honghuan@amd.com>,
"Michael S. Tsirkin" <mst@redhat.com>,
"Alex Bennée" <alex.bennee@linaro.org>,
"Akihiko Odaki" <odaki@rsg.ci.i.u-tokyo.ac.jp>,
"Marc-André Lureau" <marcandre.lureau@redhat.com>,
"Stefano Garzarella" <sgarzare@redhat.com>,
"Gerd Hoffmann" <kraxel@redhat.com>,
"David Airlie" <airlied@redhat.com>,
"Peter Maydell" <peter.maydell@linaro.org>
Cc: qemu-devel@nongnu.org, virtio-comment@lists.oasis-open.org,
dri-devel@lists.freedesktop.org, virtualization@lists.linux.dev,
Honglei Huang <honglei1.huang@amd.com>,
Huang Rui <Ray.Huang@amd.com>
Subject: Re: About new backend for GPU compute ROCm in qemu
Date: Mon, 7 Sep 2026 16:05:50 +0300 [thread overview]
Message-ID: <fc5c5bc5-d3a5-47f4-8a86-bcd531f0803c@collabora.com> (raw)
In-Reply-To: <ba0b1bbf-5ebf-4ac3-9f7b-8740e3bc283b@amd.com>
On 8/17/26 06:19, Huang, Honglei wrote:
> Hi Michael, Alex, Dmitry, Akihiko,
>
> I'm bringing AMD GPU compute ROCm based on virtio. I posted a ROCm over
> virtio
> implementation to virglrenderer nine months ago (MR !1568 [1]). The ROCm
> side has
> been supportted by ROCm offical.
>
> Current implementation is a virtio gpu context type capset handled inside
> virglrenderer, sharing the display path. That's an awkward fit, many
> compute GPUs have no display engine at all.
The headless context type is totally fine with virtio-gpu. For example,
ChoromeOS wirh crosvm disables display entirely even on guest side by
building virtio-gpu kernel driver without KMS support. This is something
to improve in QEMU to make it work without GL context.
--
Best regards,
Dmitry
next prev parent reply other threads:[~2026-09-07 13:06 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-17 3:19 About new backend for GPU compute ROCm in qemu Huang, Honglei
2026-08-17 9:06 ` Alex Bennée
2026-08-17 12:46 ` Huang, Honglei
2026-08-17 11:44 ` Akihiko Odaki
2026-08-17 13:44 ` Huang, Honglei
2026-08-17 14:24 ` Alex Bennée
2026-08-18 2:27 ` Huang, Honglei
2026-08-17 16:29 ` Akihiko Odaki
2026-08-18 2:50 ` Huang, Honglei
2026-08-18 4:05 ` Akihiko Odaki
2026-08-18 4:26 ` Huang, Honglei
2026-08-18 7:50 ` Akihiko Odaki
2026-08-18 8:53 ` Huang, Honglei
2026-08-18 11:27 ` Akihiko Odaki
2026-08-19 2:37 ` Huang, Honglei
2026-08-19 9:38 ` Akihiko Odaki
2026-08-20 10:49 ` Huang, Honglei
2026-09-07 13:12 ` Dmitry Osipenko
2026-09-08 5:33 ` Huang, Honglei
2026-09-07 13:05 ` Dmitry Osipenko [this message]
2026-09-08 5:37 ` Huang, Honglei
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