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[0/3] drm/msm: Add display snapshot debugfs

Message ID 20211214173917.1496290-1-robdclark@gmail.com
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Series drm/msm: Add display snapshot debugfs | expand

Message

Rob Clark Dec. 14, 2021, 5:38 p.m. UTC 
From: Rob Clark <robdclark@chromium.org>

This series adds a "kms" debugfs file to dump display register + atomic
state, which is useful for debugging issues that don't trigger a display
error irq (such as dsi phy misconfiguration).

Rob Clark (3):
  drm/msm/disp: Tweak display snapshot to match gpu snapshot
  drm/msm/disp: Export helper for capturing snapshot
  drm/msm/debugfs: Add display/kms state snapshot

 drivers/gpu/drm/msm/disp/msm_disp_snapshot.c  | 28 ++++--
 drivers/gpu/drm/msm/disp/msm_disp_snapshot.h  | 14 ++-
 .../gpu/drm/msm/disp/msm_disp_snapshot_util.c |  9 +-
 drivers/gpu/drm/msm/msm_debugfs.c             | 90 +++++++++++++++++++
 4 files changed, 129 insertions(+), 12 deletions(-)