[V2] drm/i915: Add icl mipi dsi properties

[Vandita Kulkarni <vandita.kulkarni@xxxxxxxxx>]

Add scaling and panel orientation properties for
icl mipi dsi.

v2: Add platform specific function (Ville)

Signed-off-by: Vandita Kulkarni <vandita.kulkarni@xxxxxxxxx>
---
 drivers/gpu/drm/i915/display/icl_dsi.c | 30 ++++++++++++++++++++++++++
 drivers/gpu/drm/i915/display/vlv_dsi.c |  4 ++--
 2 files changed, 32 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/icl_dsi.c b/drivers/gpu/drm/i915/display/icl_dsi.c
index b8673debf932..002db3300f40 100644
--- a/drivers/gpu/drm/i915/display/icl_dsi.c
+++ b/drivers/gpu/drm/i915/display/icl_dsi.c
@@ -1255,9 +1255,14 @@ static int gen11_dsi_compute_config(struct intel_encoder *encoder,
 					intel_connector->panel.fixed_mode;
 	struct drm_display_mode *adjusted_mode =
 					&pipe_config->base.adjusted_mode;
+	int ret = 0;
 
 	pipe_config->output_format = INTEL_OUTPUT_FORMAT_RGB;
 	intel_fixed_panel_mode(fixed_mode, adjusted_mode);
+
+	ret = skl_update_scaler_crtc(pipe_config);
+	if (ret)
+		return ret;
 	intel_pch_panel_fitting(crtc, pipe_config, conn_state->scaling_mode);
 
 	adjusted_mode->flags = 0;
@@ -1508,6 +1513,29 @@ 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;
+
+	if (!connector->panel.fixed_mode)
+		return;
+
+	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 +1629,8 @@ void icl_dsi_init(struct drm_i915_private *dev_priv)
 	}
 
 	icl_dphy_param_init(intel_dsi);
+
+	icl_dsi_add_properties(intel_connector);
 	return;
 
 err:
diff --git a/drivers/gpu/drm/i915/display/vlv_dsi.c b/drivers/gpu/drm/i915/display/vlv_dsi.c
index e272d826210a..c8002ffd29e7 100644
--- a/drivers/gpu/drm/i915/display/vlv_dsi.c
+++ b/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;
 
-- 
2.21.0.5.gaeb582a

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