drm/i915: Rework PPGTT init code
This rework will help if future platforms choose to be a bit different.
Should have no functional impact.
v2: Don't move around the vtable setup (Daniel)
v3: Squash in the disable-by-default patch.
Signed-off-by: Ben Widawsky <ben@bwidawsk.net> (v1)
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c
index b4ba488..b13ba9d 100644
--- a/drivers/gpu/drm/i915/i915_gem_gtt.c
+++ b/drivers/gpu/drm/i915/i915_gem_gtt.c
@@ -238,7 +238,11 @@
ppgtt->dev = dev;
ppgtt->scratch_page_dma_addr = dev_priv->gtt.scratch_page_dma;
- ret = gen6_ppgtt_init(ppgtt);
+ if (INTEL_INFO(dev)->gen < 8)
+ ret = gen6_ppgtt_init(ppgtt);
+ else
+ BUG();
+
if (ret)
kfree(ppgtt);
else