drm/i915: Add icl mipi dsi properties

Add scaling and panel orientation properties for
icl mipi dsi.

v2: Add platform specific function (Ville)
v3: Remove redundant check and update scaler call (Jani, Ville)
Signed-off-by: Vandita Kulkarni <vandita.kulkarni@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190627152457.26146-1-vandita.kulkarni@intel.com

drivers/gpu/drm/i915/display/icl_dsi.c

@@ -1508,6 +1508,26 @@ static void icl_dphy_param_init(struct intel_dsi *intel_dsi)
 	intel_dsi_log_params(intel_dsi);
 }
 
+static void icl_dsi_add_properties(struct intel_connector *connector)
+{
+	u32 allowed_scalers;
+
+	allowed_scalers = BIT(DRM_MODE_SCALE_ASPECT) |
+			   BIT(DRM_MODE_SCALE_FULLSCREEN) |
+			   BIT(DRM_MODE_SCALE_CENTER);
+
+	drm_connector_attach_scaling_mode_property(&connector->base,
+						   allowed_scalers);
+
+	connector->base.state->scaling_mode = DRM_MODE_SCALE_ASPECT;
+
+	connector->base.display_info.panel_orientation =
+			intel_dsi_get_panel_orientation(connector);
+	drm_connector_init_panel_orientation_property(&connector->base,
+				connector->panel.fixed_mode->hdisplay,
+				connector->panel.fixed_mode->vdisplay);
+}
+
 void icl_dsi_init(struct drm_i915_private *dev_priv)
 {
 	struct drm_device *dev = &dev_priv->drm;
@@ -1601,6 +1621,8 @@ void icl_dsi_init(struct drm_i915_private *dev_priv)
 	}
 
 	icl_dphy_param_init(intel_dsi);
+
+	icl_dsi_add_properties(intel_connector);
 	return;
 
 err:

drivers/gpu/drm/i915/display/vlv_dsi.c

@@ -1644,7 +1644,7 @@ vlv_dsi_get_panel_orientation(struct intel_connector *connector)
 	return intel_dsi_get_panel_orientation(connector);
 }
 
-static void intel_dsi_add_properties(struct intel_connector *connector)
+static void vlv_dsi_add_properties(struct intel_connector *connector)
 {
 	struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
 
@@ -1983,7 +1983,7 @@ void vlv_dsi_init(struct drm_i915_private *dev_priv)
 	intel_panel_init(&intel_connector->panel, fixed_mode, NULL);
 	intel_panel_setup_backlight(connector, INVALID_PIPE);
 
-	intel_dsi_add_properties(intel_connector);
+	vlv_dsi_add_properties(intel_connector);
 
 	return;