[Intel-gfx] [PATCH 0/4] drm/i915: Fix async flip wm0/ddb optimization

Ville Syrjala ville.syrjala at linux.intel.com
Mon Feb 14 10:55:28 UTC 2022

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

Turns out the async flip wm0/ddb optimization doesn't work
at all currently. Let's fix it. It also had problems with
leaving SAGV on mistakenly but those were handled via a
separate series since it was a more generic issue.

Cc: Stanislav Lisovskiy <stanislav.lisovskiy at intel.com>

Ville Syrjälä (4):
  drm/i915: Don't skip ddb allocation if data_rate==0
  drm/i915: Check async flip capability early on
  drm/i915: Fix the async flip wm0/ddb optimization
  drm/i915: Pimp async flip debugs

 drivers/gpu/drm/i915/display/intel_atomic.c   |   1 +
 .../gpu/drm/i915/display/intel_atomic_plane.c |   5 +-
 drivers/gpu/drm/i915/display/intel_crtc.c     |   4 +-
 drivers/gpu/drm/i915/display/intel_display.c  | 180 ++++++++++++++----
 .../drm/i915/display/intel_display_types.h    |   6 +-
 drivers/gpu/drm/i915/intel_pm.c               |  30 ++-
 6 files changed, 158 insertions(+), 68 deletions(-)


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