Re: [Intel-gfx] [PATCH 5/6] drm/i915: BDW needs D_COMP writes through MCHBAR

On Fri, 2014-03-07 at 20:12 -0300, Paulo Zanoni wrote: > From: Paulo Zanoni > > That's what the spec said! And HSW needs it through pcode (you can > only read it through MCHBAR), so create hsw_write_dcomp to abstract > the weirdness. > > Signed-off-by: Paulo Zanoni Reviewed-by: Imre Deak > -

[Intel-gfx] [PATCH 5/6] drm/i915: BDW needs D_COMP writes through MCHBAR

From: Paulo Zanoni That's what the spec said! And HSW needs it through pcode (you can only read it through MCHBAR), so create hsw_write_dcomp to abstract the weirdness. Signed-off-by: Paulo Zanoni --- drivers/gpu/drm/i915/intel_display.c | 28 ++-- 1 file changed, 18 in