We have some module unload/reload tests hitting an issue with i915
unbinding the component interface before the audio driver has properly
put the power. Log an error about it for ease of debugging. (Normally
this leads to a wakeref debug splat on the power well.)
Cc: Kai Vehmanen <kai.vehma...@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nik...@intel.com>
---
drivers/gpu/drm/i915/display/intel_audio.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/gpu/drm/i915/display/intel_audio.c
b/drivers/gpu/drm/i915/display/intel_audio.c
index 57b80971ae78..793db13fcf25 100644
--- a/drivers/gpu/drm/i915/display/intel_audio.c
+++ b/drivers/gpu/drm/i915/display/intel_audio.c
@@ -1138,6 +1138,10 @@ static void i915_audio_component_unbind(struct device
*i915_kdev,
drm_modeset_unlock_all(&dev_priv->drm);
device_link_remove(hda_kdev, i915_kdev);
+
+ if (dev_priv->audio_power_refcount)
+ drm_err(&dev_priv->drm, "audio power refcount %d after
unbind\n",
+ dev_priv->audio_power_refcount);
}
static const struct component_ops i915_audio_component_bind_ops = {
--
2.20.1
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