[Piglit] [RFC 1/3] hack: enable shader runner on 4.2.0 NVIDIA 304.88

[Pohjolainen, Topi]

On Thu, Oct 17, 2013 at 12:13:06PM +0300, Pohjolainen, Topi wrote:
> On Wed, Oct 16, 2013 at 10:25:00AM -0500, Ken Phillis Jr wrote:
> >    On Wed, Oct 16, 2013 at 12:43 AM, Pohjolainen, Topi
> >    <topi.pohjolainen at intel.com> wrote:
> > 
> >      I don't know why it fixes it, I just tried it without the visual
> >      settings and
> >      found out that I could run the shader_runner by relaxing the settings.
> >      I'm
> >      running 7.1 debian and I thought that the gl-driver and X-server I get
> >      via the
> >      distribution should be just fine - shader_runner is quite central test
> >      in
> >      piglit after all. That's why I wrote in the cover letter that:
> > 
> >           First patch I included just to ask if there something amiss in
> >           my system. I have
> > 
> >           X.Org X Server 1.12.4
> >           Release Date: 2012-08-27
> > 
> >           running on NVIDIA (304.88 on GTX 660). Without the patch I just
> >           wasn't able to run the shader_runner at all:
> > 
> >           piglit: info: Failed to create GL 3.2 core context
> >           piglit: info: Falling back to GL 3.2 compatibility context
> >           piglit: info: Failed to create GL 3.2 compatibility context
> >           piglit: info: Failed to create any GL context
> >           PIGLIT: {'result': 'skip' }
> >      -Topi
> > 
> >    I Think this is a bug to a specific nvidia driver release. So is it
> >    possible to retry this test against the Nvidia 325.08 driver and Nvidia
> >    331.13 drivers?
> 
> I'm looking into this but I really wanted to avoid removing the distribution
> packages and installing the driver directly (even debian unstable provides only
> 304.108 which isn't any different w.r.t. the problem in hand).

For some reason the system I was using had X11 server configured for 16-bit
depth. Nothing wrong with driver as I was suspecting. Sorry for the noise.

> 
> > 
> >    Also, what is the exact test that gives this result?
> 
> It is the shader_runner binary that won't get passed the configuration phase.
> The exact *.shader_test file being used doesn't really make any difference as
> it's contents are considered only after the configuration succeeds.
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