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Re: [Qemu-devel] [PATCH v4 0/7] vfio: add display support
From: |
Zhenyu Wang |
Subject: |
Re: [Qemu-devel] [PATCH v4 0/7] vfio: add display support |
Date: |
Fri, 23 Feb 2018 10:42:57 +0800 |
User-agent: |
NeoMutt/20170609 (1.8.3) |
On 2018.02.22 10:30:55 +0100, Gerd Hoffmann wrote:
> Hi,
>
> > Nice! Seems to be the last missing gap for local spice with cursor
> > dmabuf support, we'll do more testing on that for sure. Btw, another
> > method might be to add direct cursor dmabuf passing for spice as gl
> > output, is that correct way?
>
> Passing on the cursor sprite needs the hotspot information, so spice
> client can position the cursor correctly. I didn't got hotspot
> information in my testing yet, but maybe the guest kernel was too old.
> Is that supported meanwhile? If so, which kernel version is needed?
>
Current gvt dmabuf doesn't support true hotspot info yet which requires
some pv info update as we can't get it from hw state. Tina is pursuing that.
> Spice already has support for setting pointers, we can simply use
> that, at least initially. Doesn't use dma-bufs. If it turns out to be
> a performance issue we can add support for using dma-bufs instead, but
> that needs spice server changes.
>
> > And really like to see dmabuf support could be in upstream soon. Do
> > you have any predict for which qemu version?
>
> I want have this in 2.12, at least the current, initial version.
> Improved cursor support might take a little longer.
>
Good to know. Thanks!
--
Open Source Technology Center, Intel ltd.
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- Re: [Qemu-devel] [PATCH v4 4/7] qdev: add hotpluggable to DeviceState, (continued)
- Re: [Qemu-devel] [PATCH v4 4/7] qdev: add hotpluggable to DeviceState, Peter Maydell, 2018/02/22
- Re: [Qemu-devel] [PATCH v4 4/7] qdev: add hotpluggable to DeviceState, Zhenyu Wang, 2018/02/22
- Re: [Qemu-devel] [PATCH v4 4/7] qdev: add hotpluggable to DeviceState, Gerd Hoffmann, 2018/02/23
- Re: [Qemu-devel] [PATCH v4 4/7] qdev: add hotpluggable to DeviceState, Alex Williamson, 2018/02/23
- Re: [Qemu-devel] [PATCH v4 4/7] qdev: add hotpluggable to DeviceState, Gerd Hoffmann, 2018/02/26
Re: [Qemu-devel] [PATCH v4 0/7] vfio: add display support, Alex Williamson, 2018/02/19
- Re: [Qemu-devel] [PATCH v4 0/7] vfio: add display support, Gerd Hoffmann, 2018/02/20
- Re: [Qemu-devel] [PATCH v4 0/7] vfio: add display support, Gerd Hoffmann, 2018/02/20
- Re: [Qemu-devel] [PATCH v4 0/7] vfio: add display support, Zhenyu Wang, 2018/02/22
- Re: [Qemu-devel] [PATCH v4 0/7] vfio: add display support, Gerd Hoffmann, 2018/02/22
- Re: [Qemu-devel] [PATCH v4 0/7] vfio: add display support,
Zhenyu Wang <=
- Re: [Qemu-devel] [PATCH v4 0/7] vfio: add display support, Zhang, Tina, 2018/02/23
Re: [Qemu-devel] [PATCH v4 0/7] vfio: add display support, Alex Williamson, 2018/02/22
Re: [Qemu-devel] [PATCH v4 0/7] vfio: add display support, Gerd Hoffmann, 2018/02/23
Re: [Qemu-devel] [PATCH v4 0/7] vfio: add display support, Gerd Hoffmann, 2018/02/26
Re: [Qemu-devel] [PATCH v4 0/7] vfio: add display support, Alex Williamson, 2018/02/26