Messages in this thread | | | Subject | Re: [PATCH v10] vfio: ABI for mdev display dma-buf operation | From | Gerd Hoffmann <> | Date | Fri, 14 Jul 2017 14:05:39 +0200 |
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Hi,
> There could be only two planes, one DRM_PLANE_TYPE_PRIMARY and one > DRM_PLANE_TYPE_CURSOR. > Steps from gfx_update for region case would be: > - VFIO_DEVICE_QUERY_GFX_PLANE with plane_type = > DRM_PLANE_TYPE_PRIMARY
> - if vfio_device_gfx_plane_info.size > 0, read region for primary > surface and update console surface
Why? I suspect you want notify the caller whenever the surface has been updated or not? If so we should add an explicit flag or field for that.
cheers, Gerd
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