Re: [PATCH] drm/virtio: Create Dumb BOs as guest Blobs (v3)

2021-04-15 Thread Gerd Hoffmann
On Wed, Apr 14, 2021 at 04:31:45PM -0700, Gurchetan Singh wrote: > On Mon, Apr 12, 2021 at 10:36 PM Vivek Kasireddy > wrote: > > > If support for Blob resources is available, then dumb BOs created > > by the driver can be considered as guest Blobs. > > > > v2: Don't skip transfer and flush comman

Re: [PATCH] drm/virtio: Create Dumb BOs as guest Blobs (v3)

2021-04-14 Thread Gurchetan Singh
On Mon, Apr 12, 2021 at 10:36 PM Vivek Kasireddy wrote: > If support for Blob resources is available, then dumb BOs created > by the driver can be considered as guest Blobs. > > v2: Don't skip transfer and flush commands as part of plane update > as the device may have created a shared mapping. (

Re: [PATCH] drm/virtio: Create Dumb BOs as guest Blobs (v3)

2021-04-14 Thread Gerd Hoffmann
On Wed, Apr 14, 2021 at 06:36:55AM +, Zhang, Tina wrote: > Hi Gerd, > > Speaking of the modifier, we notice that the virtio-gpu driver's > mode_config.allow_fb_modifiers = false, which means virtio-gpu doesn't > support modifier. With mode_config.allow_fb_modifiers=false, the DRM > Modifier AP

RE: [PATCH] drm/virtio: Create Dumb BOs as guest Blobs (v3)

2021-04-13 Thread Zhang, Tina
Hi Gerd, Speaking of the modifier, we notice that the virtio-gpu driver's mode_config.allow_fb_modifiers = false, which means virtio-gpu doesn't support modifier. With mode_config.allow_fb_modifiers=false, the DRM Modifier API would fail. So, do you know if there is any concern about letting