Selective update doesn't work if SU start address is 0 and start/end SDP is configured to be sent prior to SU start/end lines. PSR2 has to be disabled in this case for Alder Lake. Additionally this patch set updates changed equation for sending start/end SDP prior to the SU region start/end. Cc: Mika Kahola <mika.kahola@xxxxxxxxx> Cc: José Roberto de Souza <jose.souza@xxxxxxxxx> Jouni Högander (2): drm/i915/psr: Equation changed for sending start/stop on prior line drm/i915/psr: Disable PSR2 when SDP is sent on prior line drivers/gpu/drm/i915/display/intel_psr.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) -- 2.34.1
