[PATCH 0/2] Fixes for selective fetch are calculation

Jouni Högander jouni.hogander at intel.com
Wed May 4 11:53:00 UTC 2022


Currently there is possibility that selective fetch area calculation
ends up as bogus area. Couple of case identified:

1. Updated plane is partially or fully outside pipe area
2. Big fb with only part of memory area used for plane

These end up as y1 = 0, y2 = 4 or y2 being outside pipe area. This patch
set addresses these by ensuring update area is within pipe area or falling
back to full update.

Jouni Högander (2):
  drm/i915: Use full update In case of area calculation fails
  drm/i915: Ensure damage clip area is within pipe area

 drivers/gpu/drm/i915/display/intel_psr.c | 22 ++++++++++++++++++----
 1 file changed, 18 insertions(+), 4 deletions(-)

-- 
2.25.1



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