drm/i915: Bring GPU Freq to min while suspending.

We might be leaving the PGU Frequency (and thus vnn) high during the suspend.
Flusing the delayed work queue should take care of this.

Signed-off-by: Deepak S <deepak.s@linux.intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index dcd8d7b42552a2449024419d949ec3adcf350ed1..20743bd421f9a5a61b951fb87626bb244a7550ee 100644 (file)
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -4554,7 +4554,7 @@ i915_gem_suspend(struct drm_device *dev)
 
        del_timer_sync(&dev_priv->gpu_error.hangcheck_timer);
        cancel_delayed_work_sync(&dev_priv->mm.retire_work);
-       cancel_delayed_work_sync(&dev_priv->mm.idle_work);
+       flush_delayed_work(&dev_priv->mm.idle_work);
 
        return 0;