drm/i915/bdw: Don't wait for c0 threads on forcewake

It's no longer a required workaround on BDW.

Signed-off-by: Ben Widawsky <ben@bwidawsk.net>
[danvet: Move compile fix from a later patch to this one.]
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c
index 170c44e6d840..f9883ceff946 100644
--- a/drivers/gpu/drm/i915/intel_uncore.c
+++ b/drivers/gpu/drm/i915/intel_uncore.c
@@ -112,7 +112,8 @@ static void __gen6_gt_force_wake_mt_get(struct drm_i915_private *dev_priv)
                 DRM_ERROR("Timed out waiting for forcewake to ack request.\n");
 
         /* WaRsForcewakeWaitTC0:ivb,hsw */
-        __gen6_gt_wait_for_thread_c0(dev_priv);
+        if (INTEL_INFO(dev_priv->dev)->gen < 8)
+                __gen6_gt_wait_for_thread_c0(dev_priv);
 }
 
 static void gen6_gt_check_fifodbg(struct drm_i915_private *dev_priv)