[Intel-gfx] [Beignet] [PATCH] drm/i915: Export total subslice and EU counts

[Daniel Vetter]

On Mon, Mar 09, 2015 at 08:10:06AM +0800, Zhigang Gong wrote:
> > -----Original Message-----
> > From: Beignet [mailto:beignet-bounces at lists.freedesktop.org] On Behalf Of
> > Jeff McGee
> > Sent: Saturday, March 7, 2015 2:44 AM
> > To: Zhigang Gong
> > Cc: daniel at ffwll.ch; intel-gfx at lists.freedesktop.org;
> > beignet at lists.freedesktop.org; dri-devel at lists.freedesktop.org
> > Subject: Re: [Beignet] [PATCH] drm/i915: Export total subslice and EU counts
> > 
> > On Thu, Mar 05, 2015 at 12:35:55PM +0800, Zhigang Gong wrote:
> > > There is one minor conflict when apply the KMD patch to latest
> > > drm-intel-nightly branch. It should be easy to fix.
> > >
> > > Another issue is that IMO, we should bump libdrm's version number when
> > > increase these new APIs. Then in Beignet, we can check the libdrm
> > > version at build time and determine whether we will use these new
> > > interfaces. Thus, we can avoid breaking beignet on those systems which
> > > have previous libdrm/kernel installed.
> > >
> > Right. I can append a libdrm patch to bump the version. And then I suppose I
> > will follow the process to make a new release. Not sure right now how that
> > works. First time going through it.
> > 
> > Also, how should we test for the libdrm version and conditionally use the API?
> We can check the libdrm version at configuration time and define a macro to
> indicate whether we can use these new APIs in beignet.
> > Is there a previous example of this in Beignet that I could follow?
> Yes, one example is userptr. You can check the usage of DRM_INTEL_USERPTR and HAS_USERPTR
> In beignet.

Ok, applied the kernel patch. Please go ahead with libdrm&beignet parts.

Thanks, Daniel
-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch