[Intel-gfx] [PATCH 62/76] drm/i915: WARN if the pipe won't turn off

[Daniel Vetter]

This seems to be the symptom of a few neat bugs, hence be more
obnoxious when this fails.

Signed-Off-by: Daniel Vetter <daniel.vetter at ffwll.ch>
---
 drivers/gpu/drm/i915/intel_display.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 60843dd..b293d38 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -1005,7 +1005,7 @@ void intel_wait_for_pipe_off(struct drm_device *dev, int pipe)
 		/* Wait for the Pipe State to go off */
 		if (wait_for((I915_READ(reg) & I965_PIPECONF_ACTIVE) == 0,
 			     100))
-			DRM_DEBUG_KMS("pipe_off wait timed out\n");
+			WARN(1, "pipe_off wait timed out\n");
 	} else {
 		u32 last_line, line_mask;
 		int reg = PIPEDSL(pipe);
@@ -1023,7 +1023,7 @@ void intel_wait_for_pipe_off(struct drm_device *dev, int pipe)
 		} while (((I915_READ(reg) & line_mask) != last_line) &&
 			 time_after(timeout, jiffies));
 		if (time_after(jiffies, timeout))
-			DRM_DEBUG_KMS("pipe_off wait timed out\n");
+			WARN(1, "pipe_off wait timed out\n");
 	}
 }
 
-- 
1.7.10.4