[RFC v2 0/8] drm: explicit fencing support

2016-04-26 Thread Daniel Vetter
On Mon, Apr 25, 2016 at 11:21:18PM +, Mike Lothian wrote: > Hi > > Out of interest will this allow tear free with PRIME? Tear free with prime on the kernel side is already supported using reservation objects/fences attached implicitly to dma-bufs. Just needs driver support (which for the disp

[RFC v2 0/8] drm: explicit fencing support

2016-04-25 Thread Mike Lothian
Hi Out of interest will this allow tear free with PRIME? Thanks Mike On Tue, 26 Apr 2016, 12:33 a.m. Gustavo Padovan, wrote: > From: Gustavo Padovan > > Hi, > > Currently the Linux Kernel only have an implicit fencing mechanism > where the fence are attached directly to buffers and userspace

[RFC v2 0/8] drm: explicit fencing support

2016-04-25 Thread Gustavo Padovan
From: Gustavo Padovan Hi, Currently the Linux Kernel only have an implicit fencing mechanism where the fence are attached directly to buffers and userspace is unaware of what is happening. On the other hand explicit fencing which is not supported yet by Linux but it expose fences to the userspac