[PATCH v7 4/7] drm/i915/dp: Attach colorspace property

Gwan-gyeong Mun gwan-gyeong.mun at intel.com
Thu Sep 12 11:33:35 UTC 2019

It attaches the colorspace connector property to a DisplayPort connector.
Based on colorspace change, modeset will be triggered to switch to a new

Based on colorspace property value create a VSC SDP packet with appropriate
colorspace. This would help to enable wider color gamut like BT2020 on a
sink device.

Signed-off-by: Gwan-gyeong Mun <gwan-gyeong.mun at intel.com>
Reviewed-by: Uma Shankar <uma.shankar at intel.com>
 drivers/gpu/drm/i915/display/intel_dp.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index 3a8aef1c6036..7fe22b37474d 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -6448,6 +6448,8 @@ intel_dp_add_properties(struct intel_dp *intel_dp, struct drm_connector *connect
 	else if (INTEL_GEN(dev_priv) >= 5)
 		drm_connector_attach_max_bpc_property(connector, 6, 12);
+	intel_attach_colorspace_property(connector);
 	if (intel_dp_is_edp(intel_dp)) {
 		u32 allowed_scalers;

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