On Tue, Mar 18, 2014 at 04:09:37PM -0700, Ben Widawsky wrote: > Apparently it is wiped out from under us, and we get some really fun > caching artifacts upon resume (it seems to be WB for all types by > default). > > Reported-by: James Ausmus <james.ausmus@xxxxxxxxx> > Signed-off-by: Ben Widawsky <ben@xxxxxxxxxxxx> Perhaps related to https://bugs.freedesktop.org/show_bug.cgi?id=76113 ? -Chris > --- > drivers/gpu/drm/i915/i915_gem_gtt.c | 6 +++++- > 1 file changed, 5 insertions(+), 1 deletion(-) > > diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c > index bd016e2..1b45a04 100644 > --- a/drivers/gpu/drm/i915/i915_gem_gtt.c > +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c > @@ -30,6 +30,8 @@ > #include "i915_trace.h" > #include "intel_drv.h" > > +static void gen8_setup_private_ppat(struct drm_i915_private *dev_priv); > + > bool intel_enable_ppgtt(struct drm_device *dev, bool full) > { > if (i915.enable_ppgtt == 0 || !HAS_ALIASING_PPGTT(dev)) > @@ -1371,8 +1373,10 @@ void i915_gem_restore_gtt_mappings(struct drm_device *dev) > } > > > - if (INTEL_INFO(dev)->gen >= 8) > + if (INTEL_INFO(dev)->gen >= 8) { > + gen8_setup_private_ppat(dev_priv); > return; > + } > > list_for_each_entry(vm, &dev_priv->vm_list, global_link) { > /* TODO: Perhaps it shouldn't be gen6 specific */ > -- > 1.9.0 > > _______________________________________________ > Intel-gfx mailing list > Intel-gfx@xxxxxxxxxxxxxxxxxxxxx > http://lists.freedesktop.org/mailman/listinfo/intel-gfx > -- Chris Wilson, Intel Open Source Technology Centre _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/intel-gfx
