[PATCH 51/52] force-idle-on-susped

[Chris Wilson]

---
 drivers/gpu/drm/i915/i915_gem.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 4ebee16803e7..0fcacdd64320 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -4696,11 +4696,12 @@ int i915_gem_suspend(struct drm_i915_private *i915)
 					     I915_WAIT_INTERRUPTIBLE |
 					     I915_WAIT_LOCKED |
 					     I915_WAIT_FOR_IDLE_BOOST,
-					     MAX_SCHEDULE_TIMEOUT);
-		if (ret && ret != -EIO)
+					     HZ / 10);
+		if (ret == -EINTR)
 			goto err_unlock;
 
-		assert_kernel_context_is_current(i915);
+		/* forcibly cancel oustanding work and leave the gpu quiet*/
+		i915_gem_set_wedged(i915);
 	}
 	i915_retire_requests(i915); /* ensure we flush after wedging */
 
-- 
2.20.1