From: Jesse Barnes <jbarnes@virtuousgeek.org>
Date: Fri, 4 Apr 2014 23:12:09 +0000 (-0700)
Subject: drm/i915: warn when a vblank wait times out
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=9393707190194eb8b42e412b444a03331db6862f;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

drm/i915: warn when a vblank wait times out

This always indicates a bug somewhere.

Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
---

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 373ffdb97ae3..b2ec242add84 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -765,7 +765,7 @@ static void g4x_wait_for_vblank(struct drm_device *dev, int pipe)
 	frame = I915_READ(frame_reg);
 
 	if (wait_for(I915_READ_NOTRACE(frame_reg) != frame, 50))
-		DRM_DEBUG_KMS("vblank wait timed out\n");
+		WARN(1, "vblank wait timed out\n");
 }
 
 /**