@@ -948,6 +948,19 @@ static u8 frames_before_su_entry(struct intel_dp *intel_dp)
static void dg2_activate_panel_replay(struct intel_dp *intel_dp)
{
struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
+ struct intel_psr *psr = &intel_dp->psr;
+ enum transcoder cpu_transcoder = intel_dp->psr.transcoder;
+
+ if (intel_dp_is_edp(intel_dp) && psr->sel_update_enabled) {
+ u32 val = psr->su_region_et_enabled ?
+ LNL_EDP_PSR2_SU_REGION_ET_ENABLE : 0;
+
+ if (intel_dp->psr.req_psr2_sdp_prior_scanline)
+ val |= EDP_PSR2_SU_SDP_SCANLINE;
+
+ intel_de_write(dev_priv, EDP_PSR2_CTL(dev_priv, cpu_transcoder),
+ val);
+ }
intel_de_rmw(dev_priv,
PSR2_MAN_TRK_CTL(dev_priv, intel_dp->psr.transcoder),
There are couple of bits in PSR2_CTL which needs to be written in case of eDP Panel Replay Bspec: 68920 v2: use boolean instead of assuming eDP Panel Replay mean Early Transport Signed-off-by: Jouni Högander <jouni.hogander@intel.com> --- drivers/gpu/drm/i915/display/intel_psr.c | 13 +++++++++++++ 1 file changed, 13 insertions(+)