[Intel-gfx] [PATCH] drm/i915: Enable vblank interrupts for CRC generation

[Chris Wilson]

On Mon, Aug 25, 2014 at 04:24:56PM +0300, Ville Syrjälä wrote:
> On Mon, Aug 25, 2014 at 01:28:11PM +0100, Chris Wilson wrote:
> > Pineview requires this. But this changes the debug API...
> > 
> > References: https://bugs.freedesktop.org/show_bug.cgi?id=82280
> 
> Isn't this just the same old igt_display bug that it doesn't check
> that the pipe<->port combination is valid?

It appeared to be both. I had to set it to use the right pipe for LVDS
and I had to enable interrupts for it to start reading back the CRC.
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre