[Intel-gfx] [PATCH 0/4] drm/i915: Fix disabled crtc state clearing, again

Ville Syrjala ville.syrjala at linux.intel.com
Thu Feb 17 10:32:17 UTC 2022

From: Ville Syrjälä <ville.syrjala at linux.intel.com>

The latest bigjoiner pipesrc rect series ran into problems
due to stale junk left over in the state of disabled crtcs.

This was a mild surprise since I clearly remember addressing
that very issue a few years ago. Turns out the introduction
of bigjoiner undid that work, so now I get to restore it 
back to working order.

Also pimped the debugfs state dump a bit to help diagnose
such issues.

Ville Syrjälä (4):
  drm/i915: Dump the crtc hw state always
  drm/i915: Dump hw.enable and pipe_mode
  drm/i915: Remove odd any_ms=true assignment
  drm/i915: Properly clear crtc state when disabling it fully, again

 drivers/gpu/drm/i915/display/intel_display.c  | 10 +++++-----
 .../drm/i915/display/intel_display_debugfs.c  | 19 ++++++++++---------
 2 files changed, 15 insertions(+), 14 deletions(-)


More information about the Intel-gfx mailing list