[v3,15/20] drm/i915/psr: 128b/132b Panel Replay is not supported on eDP

Commit Message

Hogander, Jouni May 27, 2024, 7:22 a.m. UTC

Take into account that 128b/132b Panel Replay is not supported on eDP.

Bspec: 68920

Signed-off-by: Jouni Högander <[e-mail]>
---
 drivers/gpu/drm/i915/display/intel_psr.c | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

Patch

diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c
index 7cc7cdddc8b3..ed2c23e8ce55 100644
--- a/drivers/gpu/drm/i915/display/intel_psr.c
+++ b/drivers/gpu/drm/i915/display/intel_psr.c
@@ -1709,11 +1709,22 @@  static bool _psr_compute_config(struct intel_dp *intel_dp,
 	return true;
 }
 
-static bool _panel_replay_compute_config(struct intel_dp *intel_dp)
+static bool
+_panel_replay_compute_config(struct intel_dp *intel_dp,
+			     const struct intel_crtc_state *crtc_state)
 {
 	if (!CAN_PANEL_REPLAY(intel_dp))
 		return false;
 
+	if (!intel_dp_is_edp(intel_dp))
+		return true;
+
+	/* Remaining checks are for eDP only */
+
+	/* 128b/132b Panel Replay is not supported on eDP */
+	if (intel_dp_is_uhbr(crtc_state))
+		return false;
+
 	return true;
 }
 
@@ -1752,7 +1763,8 @@  void intel_psr_compute_config(struct intel_dp *intel_dp,
 		return;
 	}
 
-	crtc_state->has_panel_replay = _panel_replay_compute_config(intel_dp);
+	crtc_state->has_panel_replay = _panel_replay_compute_config(intel_dp,
+								    crtc_state);
 
 	crtc_state->has_psr = crtc_state->has_panel_replay ? true :
 		_psr_compute_config(intel_dp, crtc_state);