[PATCH v4 16/19] drm/i915/psr: Do not apply workarounds in case of panel replay

[Jouni Högander]

There are some workarounds that are not applicable for panel replay. Do not
apply these if panel replay is used.

Bspec: 66624, 50422

Signed-off-by: Jouni Högander <jouni.hogander at intel.com>
---
 drivers/gpu/drm/i915/display/intel_fbc.c  |  5 +++--
 drivers/gpu/drm/i915/display/intel_hdmi.c |  3 ++-
 drivers/gpu/drm/i915/display/intel_psr.c  | 16 ++++++++++------
 3 files changed, 15 insertions(+), 9 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_fbc.c b/drivers/gpu/drm/i915/display/intel_fbc.c
index 5bfce36fb892..555058c0a1dc 100644
--- a/drivers/gpu/drm/i915/display/intel_fbc.c
+++ b/drivers/gpu/drm/i915/display/intel_fbc.c
@@ -1250,7 +1250,8 @@ static int intel_fbc_check_plane(struct intel_atomic_state *state,
 	 * Recommendation is to keep this combination disabled
 	 * Bspec: 50422 HSD: 14010260002
 	 */
-	if (IS_DISPLAY_VER(i915, 12, 14) && crtc_state->has_sel_update) {
+	if (IS_DISPLAY_VER(i915, 12, 14) && crtc_state->has_sel_update &&
+	    !crtc_state->has_panel_replay) {
 		plane_state->no_fbc_reason = "PSR2 enabled";
 		return 0;
 	}
@@ -1258,7 +1259,7 @@ static int intel_fbc_check_plane(struct intel_atomic_state *state,
 	/* Wa_14016291713 */
 	if ((IS_DISPLAY_VER(i915, 12, 13) ||
 	     IS_DISPLAY_IP_STEP(i915, IP_VER(14, 0), STEP_A0, STEP_C0)) &&
-	    crtc_state->has_psr) {
+	    crtc_state->has_psr && !crtc_state->has_panel_replay) {
 		plane_state->no_fbc_reason = "PSR1 enabled (Wa_14016291713)";
 		return 0;
 	}
diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c b/drivers/gpu/drm/i915/display/intel_hdmi.c
index a32cb4d25bc7..0bfd352d9f14 100644
--- a/drivers/gpu/drm/i915/display/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/display/intel_hdmi.c
@@ -524,7 +524,8 @@ void hsw_write_infoframe(struct intel_encoder *encoder,
 			       0);
 
 	/* Wa_14013475917 */
-	if (!(IS_DISPLAY_VER(dev_priv, 13, 14) && crtc_state->has_psr && type == DP_SDP_VSC))
+	if (!(IS_DISPLAY_VER(dev_priv, 13, 14) && crtc_state->has_psr &&
+	      !crtc_state->has_panel_replay && type == DP_SDP_VSC))
 		val |= hsw_infoframe_enable(type);
 
 	if (type == DP_SDP_VSC)
diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c
index bba1063ccd2e..3879bdbad6fd 100644
--- a/drivers/gpu/drm/i915/display/intel_psr.c
+++ b/drivers/gpu/drm/i915/display/intel_psr.c
@@ -1948,13 +1948,15 @@ static void intel_psr_enable_source(struct intel_dp *intel_dp,
 		 * All supported adlp panels have 1-based X granularity, this may
 		 * cause issues if non-supported panels are used.
 		 */
-		if (IS_DISPLAY_IP_STEP(dev_priv, IP_VER(14, 0), STEP_A0, STEP_B0) ||
-		    IS_ALDERLAKE_P(dev_priv))
+		if (!intel_dp->psr.panel_replay_enabled &&
+		    (IS_DISPLAY_IP_STEP(dev_priv, IP_VER(14, 0), STEP_A0, STEP_B0) ||
+		     IS_ALDERLAKE_P(dev_priv)))
 			intel_de_rmw(dev_priv, hsw_chicken_trans_reg(dev_priv, cpu_transcoder),
 				     0, ADLP_1_BASED_X_GRANULARITY);
 
 		/* Wa_16012604467:adlp,mtl[a0,b0] */
-		if (IS_DISPLAY_IP_STEP(dev_priv, IP_VER(14, 0), STEP_A0, STEP_B0))
+		if (!intel_dp->psr.panel_replay_enabled &&
+		    IS_DISPLAY_IP_STEP(dev_priv, IP_VER(14, 0), STEP_A0, STEP_B0))
 			intel_de_rmw(dev_priv,
 				     MTL_CLKGATE_DIS_TRANS(cpu_transcoder), 0,
 				     MTL_CLKGATE_DIS_TRANS_DMASC_GATING_DIS);
@@ -2130,7 +2132,8 @@ static void intel_psr_disable_locked(struct intel_dp *intel_dp)
 
 	if (intel_dp->psr.sel_update_enabled) {
 		/* Wa_16012604467:adlp,mtl[a0,b0] */
-		if (IS_DISPLAY_IP_STEP(dev_priv, IP_VER(14, 0), STEP_A0, STEP_B0))
+		if (!intel_dp->psr.panel_replay_enabled &&
+		    IS_DISPLAY_IP_STEP(dev_priv, IP_VER(14, 0), STEP_A0, STEP_B0))
 			intel_de_rmw(dev_priv,
 				     MTL_CLKGATE_DIS_TRANS(cpu_transcoder),
 				     MTL_CLKGATE_DIS_TRANS_DMASC_GATING_DIS, 0);
@@ -2616,8 +2619,9 @@ int intel_psr2_sel_fetch_update(struct intel_atomic_state *state,
 		goto skip_sel_fetch_set_loop;
 
 	/* Wa_14014971492 */
-	if ((IS_DISPLAY_IP_STEP(dev_priv, IP_VER(14, 0), STEP_A0, STEP_B0) ||
-	     IS_ALDERLAKE_P(dev_priv) || IS_TIGERLAKE(dev_priv)) &&
+	if (!crtc_state->has_panel_replay &&
+	    ((IS_DISPLAY_IP_STEP(dev_priv, IP_VER(14, 0), STEP_A0, STEP_B0) ||
+	      IS_ALDERLAKE_P(dev_priv) || IS_TIGERLAKE(dev_priv))) &&
 	    crtc_state->splitter.enable)
 		crtc_state->psr2_su_area.y1 = 0;
 
-- 
2.34.1