[PATCH 0/2] staging: vboxvideo: Add page-flip support

Daniel Vetter daniel at ffwll.ch
Mon Aug 6 08:34:18 UTC 2018


On Fri, Jul 20, 2018 at 10:17:29AM -0700, Steve Longerbeam wrote:
> Adds crtc page-flip support by passing the new requested framebuffer
> to vbox_crtc_do_set_base().
> 
> There is no attempt to support vblank interrupts, so this page-flip
> implementation does not try to sync the page-flip to vertical blanking,
> so expect tearing effects. Is it possible to access the host vblank
> intervals in VBOX?

I think it'd be great to move vboxvideo over to atomic instead, which is
required for destaging anyway, and would give you page flip support for
free.
-Daniel

> 
> 
> Steve Longerbeam (2):
>   staging: vboxvideo: Pass a new framebuffer to vbox_crtc_do_set_base
>   staging: vboxvideo: Add page-flip support
> 
>  drivers/staging/vboxvideo/vbox_mode.c | 34 +++++++++++++++++++++++++++++++---
>  1 file changed, 31 insertions(+), 3 deletions(-)
> 
> -- 
> 2.7.4
> 
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-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch


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