From: Ville Syrjälä <>

This series should reduce the underrn spam in CI. I expect it won't eliminate 
it entirely
as we seem to have two classes of dmesg warns: from link retraining, and from 
modesets. The second category will need more investigation, but one suspect 
might be
the audio enable sequence.

Ville Syrjälä (2):
  drm/i915: Extract intel_crtc_pch_transcoder()
  drm/i915: Suppress underruns during DP link retraining

 drivers/gpu/drm/i915/intel_display.c | 21 ++++++++++++++-------
 drivers/gpu/drm/i915/intel_dp.c      | 29 +++++++++++++++++++++++++++--
 drivers/gpu/drm/i915/intel_drv.h     |  1 +
 3 files changed, 42 insertions(+), 9 deletions(-)


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