drm/i915: Add HDMI aspect ratio property for SDVO

Handle the HDMI aspect ratio property the same way in the SDVO code
as we handle it in the HDMI code.

v2: Remove stray whitespace change
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Mika Kahola <mika.kahola@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

drivers/gpu/drm/i915/intel_drv.h

@@ -1300,6 +1300,7 @@ int intel_connector_update_modes(struct drm_connector *connector,
 int intel_ddc_get_modes(struct drm_connector *c, struct i2c_adapter *adapter);
 void intel_attach_force_audio_property(struct drm_connector *connector);
 void intel_attach_broadcast_rgb_property(struct drm_connector *connector);
+void intel_attach_aspect_ratio_property(struct drm_connector *connector);
 
 
 /* intel_overlay.c */

drivers/gpu/drm/i915/intel_hdmi.c

@@ -2003,15 +2003,6 @@ static const struct drm_encoder_funcs intel_hdmi_enc_funcs = {
 	.destroy = intel_encoder_destroy,
 };
 
-static void
-intel_attach_aspect_ratio_property(struct drm_connector *connector)
-{
-	if (!drm_mode_create_aspect_ratio_property(connector->dev))
-		drm_object_attach_property(&connector->base,
-			connector->dev->mode_config.aspect_ratio_property,
-			DRM_MODE_PICTURE_ASPECT_NONE);
-}
-
 static void
 intel_hdmi_add_properties(struct intel_hdmi *intel_hdmi, struct drm_connector *connector)
 {

drivers/gpu/drm/i915/intel_modes.c

@@ -126,3 +126,12 @@ intel_attach_broadcast_rgb_property(struct drm_connector *connector)
 
 	drm_object_attach_property(&connector->base, prop, 0);
 }
+
+void
+intel_attach_aspect_ratio_property(struct drm_connector *connector)
+{
+	if (!drm_mode_create_aspect_ratio_property(connector->dev))
+		drm_object_attach_property(&connector->base,
+			connector->dev->mode_config.aspect_ratio_property,
+			DRM_MODE_PICTURE_ASPECT_NONE);
+}

drivers/gpu/drm/i915/intel_sdvo.c

@@ -106,6 +106,11 @@ struct intel_sdvo {
 	uint32_t color_range;
 	bool color_range_auto;
 
+	/**
+	 * HDMI user specified aspect ratio
+	 */
+	enum hdmi_picture_aspect aspect_ratio;
+
 	/**
 	 * This is set if we're going to treat the device as TV-out.
 	 *
@@ -1181,6 +1186,10 @@ static bool intel_sdvo_compute_config(struct intel_encoder *encoder,
 	if (intel_sdvo->is_tv)
 		i9xx_adjust_sdvo_tv_clock(pipe_config);
 
+	/* Set user selected PAR to incoming mode's member */
+	if (intel_sdvo->is_hdmi)
+		adjusted_mode->picture_aspect_ratio = intel_sdvo->aspect_ratio;
+
 	return true;
 }
 
@@ -2043,6 +2052,23 @@ intel_sdvo_set_property(struct drm_connector *connector,
 		goto done;
 	}
 
+	if (property == connector->dev->mode_config.aspect_ratio_property) {
+		switch (val) {
+		case DRM_MODE_PICTURE_ASPECT_NONE:
+			intel_sdvo->aspect_ratio = HDMI_PICTURE_ASPECT_NONE;
+			break;
+		case DRM_MODE_PICTURE_ASPECT_4_3:
+			intel_sdvo->aspect_ratio = HDMI_PICTURE_ASPECT_4_3;
+			break;
+		case DRM_MODE_PICTURE_ASPECT_16_9:
+			intel_sdvo->aspect_ratio = HDMI_PICTURE_ASPECT_16_9;
+			break;
+		default:
+			return -EINVAL;
+		}
+		goto done;
+	}
+
 #define CHECK_PROPERTY(name, NAME) \
 	if (intel_sdvo_connector->name == property) { \
 		if (intel_sdvo_connector->cur_##name == temp_value) return 0; \
@@ -2382,6 +2408,8 @@ intel_sdvo_add_hdmi_properties(struct intel_sdvo *intel_sdvo,
 		intel_attach_broadcast_rgb_property(&connector->base.base);
 		intel_sdvo->color_range_auto = true;
 	}
+	intel_attach_aspect_ratio_property(&connector->base.base);
+	intel_sdvo->aspect_ratio = HDMI_PICTURE_ASPECT_NONE;
 }
 
 static struct intel_sdvo_connector *intel_sdvo_connector_alloc(void)