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[QEMU PATCH v5 08/13] virtio-gpu: Don't require udmabuf when blobs and v
From: |
Huang Rui |
Subject: |
[QEMU PATCH v5 08/13] virtio-gpu: Don't require udmabuf when blobs and virgl are enabled |
Date: |
Fri, 15 Sep 2023 19:11:25 +0800 |
From: Dmitry Osipenko <dmitry.osipenko@collabora.com>
The udmabuf usage is mandatory when virgl is disabled and blobs feature
enabled in the Qemu machine configuration. If virgl and blobs are enabled,
then udmabuf requirement is optional. Since udmabuf isn't widely supported
by a popular Linux distros today, let's relax the udmabuf requirement for
blobs=on,virgl=on. Now, a full-featured virtio-gpu acceleration is
available to Qemu users without a need to have udmabuf available in the
system.
Reviewed-by: Antonio Caggiano <antonio.caggiano@collabora.com>
Signed-off-by: Dmitry Osipenko <dmitry.osipenko@collabora.com>
Signed-off-by: Huang Rui <ray.huang@amd.com>
---
hw/display/virtio-gpu.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/hw/display/virtio-gpu.c b/hw/display/virtio-gpu.c
index a66cbd9930..5b7a7eab4f 100644
--- a/hw/display/virtio-gpu.c
+++ b/hw/display/virtio-gpu.c
@@ -1361,7 +1361,8 @@ void virtio_gpu_device_realize(DeviceState *qdev, Error
**errp)
VirtIOGPU *g = VIRTIO_GPU(qdev);
if (virtio_gpu_blob_enabled(g->parent_obj.conf)) {
- if (!virtio_gpu_have_udmabuf()) {
+ if (!virtio_gpu_virgl_enabled(g->parent_obj.conf) &&
+ !virtio_gpu_have_udmabuf()) {
error_setg(errp, "cannot enable blob resources without udmabuf");
return;
}
--
2.34.1
Re: [QEMU PATCH v5 09/13] virtio-gpu: Handle resource blob commands, Marc-André Lureau, 2023/09/19
[QEMU PATCH v5 08/13] virtio-gpu: Don't require udmabuf when blobs and virgl are enabled,
Huang Rui <=
[QEMU PATCH v5 10/13] virtio-gpu: Resource UUID, Huang Rui, 2023/09/15
[QEMU PATCH v5 11/13] virtio-gpu: Support Venus capset, Huang Rui, 2023/09/15
[QEMU PATCH v5 12/13] virtio-gpu: Initialize Venus, Huang Rui, 2023/09/15
[QEMU PATCH v5 13/13] virtio-gpu: Enable virglrenderer render server flag for venus, Huang Rui, 2023/09/15