[v7 03/10] drm/i915/display: Attach HDR property for capable Gen9 devices

[Uma Shankar]

Attach HDR property for Gen9 devices with MCA LSPCON
chips.

v2: Cleaned HDR property attachment logic based on capability
as per Jani Nikula's suggestion.

Signed-off-by: Uma Shankar <uma.shankar at intel.com>
---
 drivers/gpu/drm/i915/display/intel_ddi.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c
index b4c520348b3b..ef1dcf949251 100644
--- a/drivers/gpu/drm/i915/display/intel_ddi.c
+++ b/drivers/gpu/drm/i915/display/intel_ddi.c
@@ -5111,7 +5111,8 @@ void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port)
 {
 	struct intel_digital_port *dig_port;
 	struct intel_encoder *encoder;
-	bool init_hdmi, init_dp;
+	struct drm_connector *connector;
+	bool init_hdmi, init_dp, init_lspcon = false;
 	enum phy phy = intel_port_to_phy(dev_priv, port);
 
 	/*
@@ -5137,6 +5138,7 @@ void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port)
 		 * is initialized before lspcon.
 		 */
 		init_dp = true;
+		init_lspcon = true;
 		init_hdmi = false;
 		drm_dbg_kms(&dev_priv->drm, "VBT says port %c has lspcon\n",
 			    port_name(port));
@@ -5256,6 +5258,12 @@ void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port)
 
 	intel_infoframe_init(dig_port);
 
+	connector = &dig_port->dp.attached_connector->base;
+	if (init_lspcon)
+		drm_object_attach_property(&connector->base,
+					   connector->dev->mode_config.hdr_output_metadata_property,
+					   0);
+
 	return;
 
 err:
-- 
2.26.2