[PATCH 3/6] drm/i915: Downgrade pipe state mismatches to DRM_DEBUG_KMS

Rodrigo Vivi
2013-12-02T13:26:40Z

From: Adam Jackson <ajax@redhat.com>

This is, by far, the most common kernel retrace in i915 I'm seeing:

https://retrace.fedoraproject.org/faf/problems/1346879/

There's not enough information in the backtrace to know if something
actually went wrong or if this is just an assertion failure, so it's
pretty useless. Downgrade this to DRM_DEBUG_KMS so we can still see it
if we want it.

Signed-off-by: Adam Jackson <ajax@redhat.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@gmail.com>
---
drivers/gpu/drm/i915/intel_display.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 035588a..a403611 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -9463,7 +9463,7 @@ check_crtc_state(struct drm_device *dev)

if (active &&
!intel_pipe_config_compare(dev, &crtc->config, &pipe_config)) {
- WARN(1, "pipe state doesn't match!\n");
+ DRM_DEBUG_KMS("pipe state doesn't match!\n");
intel_dump_pipe_config(crtc, &pipe_config,
"[hw state]");
intel_dump_pipe_config(crtc, &crtc->config,
--
1.8.3.1