From: Daniel Vetter Date: Mon, 9 Jul 2012 07:51:57 +0000 (+0200) Subject: drm/i915: WARN if the pipe won't turn off X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=284637d9229dc1115947bb04008730844afbc059;p=deliverable%2Flinux.git drm/i915: WARN if the pipe won't turn off This seems to be the symptom of a few neat bugs, hence be more obnoxious when this fails. Reviewed-by: Jesse Barnes Signed-Off-by: Daniel Vetter --- diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 9a0661122da7..453bc7cf1841 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -1006,7 +1006,7 @@ 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); @@ -1024,7 +1024,7 @@ 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"); } }