[PATCH 09/23] drm/i915: Update dummy connector atomic state with current config

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Keep that state updated so that we can write code that depends on it on
the follow up patches.

Signed-off-by: Ander Conselvan de Oliveira <ander.conselvan.de.oliveira@xxxxxxxxx>
---
 drivers/gpu/drm/i915/intel_display.c | 41 ++++++++++++++++++++++++++++--------
 1 file changed, 32 insertions(+), 9 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index f020ee5..108d3d2 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -10079,6 +10079,27 @@ static void intel_modeset_update_staged_output_state(struct drm_device *dev)
 	}
 }
 
+/* Transitional helper to copy current connector/encoder state to
+ * connector->state. This is needed so that code that is partially
+ * converted to atomic does the right thing.
+ */
+static void intel_modeset_update_connector_atomic_state(struct drm_device *dev)
+{
+	struct intel_encoder *encoder;
+	struct intel_connector *connector;
+
+	for_each_intel_encoder(dev, encoder) {
+		if (encoder->base.crtc &&
+		    to_intel_crtc(encoder->base.crtc)->active)
+
+		for_each_intel_connector(dev, connector) {
+			if (connector->base.encoder != &encoder->base)
+				continue;
+
+			connector->base.state->crtc = encoder->base.crtc;
+		}
+	}
+}
 /**
  * intel_modeset_commit_output_state
  *
@@ -10102,6 +10123,8 @@ static void intel_modeset_commit_output_state(struct drm_device *dev)
 		crtc->base.state->enable = crtc->new_enabled;
 		crtc->base.enabled = crtc->new_enabled;
 	}
+
+	intel_modeset_update_connector_atomic_state(dev);
 }
 
 static void
@@ -12828,15 +12851,13 @@ static void intel_setup_outputs(struct drm_device *dev)
 	 * be removed since we'll be setting up real connector state, which
 	 * will contain Intel-specific properties.
 	 */
-	if (drm_core_check_feature(dev, DRIVER_ATOMIC)) {
-		list_for_each_entry(connector,
-				    &dev->mode_config.connector_list,
-				    head) {
-			if (!WARN_ON(connector->state)) {
-				connector->state =
-					kzalloc(sizeof(*connector->state),
-						GFP_KERNEL);
-			}
+	/* FIXME: need to update the comment above. */
+	list_for_each_entry(connector,
+			    &dev->mode_config.connector_list,
+			    head) {
+		if (!WARN_ON(connector->state)) {
+			connector->state = kzalloc(sizeof(*connector->state),
+						   GFP_KERNEL);
 		}
 	}
 
@@ -13891,6 +13912,8 @@ void intel_modeset_setup_hw_state(struct drm_device *dev,
 				       "[setup_hw_state]");
 	}
 
+	intel_modeset_update_connector_atomic_state(dev);
+
 	for (i = 0; i < dev_priv->num_shared_dpll; i++) {
 		struct intel_shared_dpll *pll = &dev_priv->shared_dplls[i];
 
-- 
2.1.0

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