[PATCH 3/6] drm/i915: Utilize intel_crtc_joined_pipe_mask() more

[Stanislav Lisovskiy <stanislav.lisovskiy@intel.com>]

Unify the master vs. slave handling in
intel_ddi_post_disable_hdmi_or_sst() by looping over all the
pipes in one go.

This also lets us move the intel_crtc_vblank_off() calls to
happen in a consistent place vs. the transcoder disable.
Previously we did the master vs. slaves on different sides
of that.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Stanislav Lisovskiy <stanislav.lisovskiy@intel.com>
Credits-to: Ville Syrjälä <ville.syrjala@linux.intel.com>
---
 drivers/gpu/drm/i915/display/intel_ddi.c | 34 ++++++++++++------------
 1 file changed, 17 insertions(+), 17 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c
index 5628a4ab608d4..15441674c6f58 100644
--- a/drivers/gpu/drm/i915/display/intel_ddi.c
+++ b/drivers/gpu/drm/i915/display/intel_ddi.c
@@ -3097,34 +3097,34 @@ static void intel_ddi_post_disable_hdmi(struct intel_atomic_state *state,
 
 static void intel_ddi_post_disable_hdmi_or_sst(struct intel_atomic_state *state,
 					       struct intel_encoder *encoder,
-					       const struct intel_crtc_state *old_master_crtc_state,
+					       const struct intel_crtc_state *old_crtc_state,
 					       const struct drm_connector_state *old_conn_state)
 {
 	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
-	struct intel_crtc *slave_crtc;
+	u8 pipe_mask = intel_crtc_joined_pipe_mask(old_crtc_state);
+	struct intel_crtc *crtc;
+
+	for_each_intel_crtc_in_pipe_mask(&dev_priv->drm, crtc, pipe_mask) {
+		const struct intel_crtc_state *_old_crtc_state =
+			intel_atomic_get_old_crtc_state(state, crtc);
 
-	intel_crtc_vblank_off(old_crtc_state);
+		intel_crtc_vblank_off(_old_crtc_state);
+	}
 
 	intel_disable_transcoder(old_crtc_state);
 
 	intel_ddi_disable_transcoder_func(old_crtc_state);
 
-	intel_dsc_disable(old_crtc_state);
+	for_each_intel_crtc_in_pipe_mask(&dev_priv->drm, crtc, pipe_mask) {
+		const struct intel_crtc_state *_old_crtc_state =
+			intel_atomic_get_old_crtc_state(state, crtc);
 
-	if (DISPLAY_VER(dev_priv) >= 9)
-		skl_scaler_disable(old_crtc_state);
-	else
-		ilk_pfit_disable(old_crtc_state);
+		intel_dsc_disable(_old_crtc_state);
 
-	for_each_intel_crtc_in_pipe_mask(&dev_priv->drm, slave_crtc,
-					 intel_crtc_bigjoiner_slave_pipes(old_crtc_state)) {
-		const struct intel_crtc_state *old_slave_crtc_state =
-			intel_atomic_get_old_crtc_state(state, slave_crtc);
-
-		intel_crtc_vblank_off(old_slave_crtc_state);
-
-		intel_dsc_disable(old_slave_crtc_state);
-		skl_scaler_disable(old_slave_crtc_state);
+		if (DISPLAY_VER(dev_priv) >= 9)
+			skl_scaler_disable(_old_crtc_state);
+		else
+			ilk_pfit_disable(_old_crtc_state);
 	}
 }
 
-- 
2.37.3