Detect panel replay selective update support and store it into intel_psr->sink_panel_replay_su_support. Signed-off-by: Jouni Högander <jouni.hogander@xxxxxxxxx> --- drivers/gpu/drm/i915/display/intel_psr.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index be8b1b7a8025..03e41f10873f 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -519,9 +519,15 @@ static void _panel_replay_init_dpcd(struct intel_dp *intel_dp) return; } - drm_dbg_kms(&i915->drm, - "Panel replay is supported by panel\n"); intel_dp->psr.sink_panel_replay_support = true; + + if (pr_dpcd & DP_PANEL_REPLAY_SU_SUPPORT) + intel_dp->psr.sink_panel_replay_su_support = true; + + drm_dbg_kms(&i915->drm, + "Panel replay %sis supported by panel\n", + intel_dp->psr.sink_panel_replay_su_support ? + "selective_update " : ""); } static void _psr_init_dpcd(struct intel_dp *intel_dp) -- 2.34.1