diff --git a/drivers/gpu/drm/drm_atomic_uapi.c b/drivers/gpu/drm/drm_atomic_uapi.c
index 86ac339..4e09a38 100644
--- a/drivers/gpu/drm/drm_atomic_uapi.c
+++ b/drivers/gpu/drm/drm_atomic_uapi.c
@@ -721,6 +721,8 @@ static int drm_atomic_connector_set_property(struct drm_connector *connector,
 		state->picture_aspect_ratio = val;
 	} else if (property == config->content_type_property) {
 		state->content_type = val;
+	} else if (property == config->hdmi_colorspace_property) {
+		state->hdmi_colorspace = val;
 	} else if (property == connector->scaling_mode_property) {
 		state->scaling_mode = val;
 	} else if (property == connector->content_protection_property) {
@@ -797,6 +799,8 @@ static int drm_atomic_connector_set_property(struct drm_connector *connector,
 		*val = state->picture_aspect_ratio;
 	} else if (property == config->content_type_property) {
 		*val = state->content_type;
+	} else if (property == config->hdmi_colorspace_property) {
+		*val = state->hdmi_colorspace;
 	} else if (property == connector->scaling_mode_property) {
 		*val = state->scaling_mode;
 	} else if (property == connector->content_protection_property) {
diff --git a/drivers/gpu/drm/drm_connector.c b/drivers/gpu/drm/drm_connector.c
index fa9baac..1906e4a 100644
--- a/drivers/gpu/drm/drm_connector.c
+++ b/drivers/gpu/drm/drm_connector.c
@@ -826,6 +826,30 @@ int drm_display_info_set_bus_formats(struct drm_display_info *info,
 };
 DRM_ENUM_NAME_FN(drm_get_content_protection_name, drm_cp_enum_list)
 
+static const struct drm_prop_enum_list hdmi_colorspace[] = {
+	/* Standard Definition Colorimetry based on CEA 861 */
+	{ COLORIMETRY_ITU_601, "ITU_601" },
+	{ COLORIMETRY_ITU_709, "ITU_709" },
+	/* Standard Definition Colorimetry based on IEC 61966-2-4 */
+	{ COLORIMETRY_XV_YCC_601, "XV_YCC_601" },
+	/* High Definition Colorimetry based on IEC 61966-2-4 */
+	{ COLORIMETRY_XV_YCC_709, "XV_YCC_709" },
+	/* Colorimetry based on IEC 61966-2-1/Amendment 1 */
+	{ COLORIMETRY_S_YCC_601, "S_YCC_601" },
+	/* Colorimetry based on IEC 61966-2-5 [33] */
+	{ COLORIMETRY_OPYCC_601, "opYCC_601" },
+	/* Colorimetry based on IEC 61966-2-5 */
+	{ COLORIMETRY_OPRGB, "opRGB" },
+	/* Colorimetry based on ITU-R BT.2020 */
+	{ COLORIMETRY_BT2020_RGB, "BT2020_RGB" },
+	/* Colorimetry based on ITU-R BT.2020 */
+	{ COLORIMETRY_BT2020_YCC, "BT2020_YCC" },
+	/* Colorimetry based on ITU-R BT.2020 */
+	{ COLORIMETRY_BT2020_CYCC, "BT2020_CYCC" },
+	/* For Default case, driver will set the colorspace */
+	{ COLORIMETRY_DEFAULT, "Default" },
+};
+
 /**
  * DOC: standard connector properties
  *
@@ -1402,6 +1426,44 @@ int drm_mode_create_aspect_ratio_property(struct drm_device *dev)
 EXPORT_SYMBOL(drm_mode_create_aspect_ratio_property);
 
 /**
+ * drm_mode_create_colorspace_property - create colorspace property
+ * colorspace:
+ *     This property helps select a suitable colorspace based on the sink
+ *     capability. Modern sink devices support wider gamut like BT2020.
+ *     This helps switch to BT2020 mode if the BT2020 encoded video stream
+ *     is being played by the user, same for any other colorspace.
+ * @dev: DRM device
+ *
+ * Called by a driver the first time it's needed, must be attached to desired
+ * connectors.
+ *
+ * Returns:
+ * Zero on success, negative errno on failure.
+ */
+int drm_mode_create_colorspace_property(struct drm_connector *connector)
+{
+	struct drm_device *dev = connector->dev;
+	struct drm_property *prop;
+
+	if (connector->connector_type == DRM_MODE_CONNECTOR_HDMIA ||
+			connector->connector_type == DRM_MODE_CONNECTOR_HDMIB) {
+		if (dev->mode_config.hdmi_colorspace_property)
+			return 0;
+
+		prop = drm_property_create_enum(dev, DRM_MODE_PROP_ENUM,
+				"HDMI_Colorspace",
+				hdmi_colorspace, ARRAY_SIZE(hdmi_colorspace));
+		if (!prop)
+			return -ENOMEM;
+
+		dev->mode_config.hdmi_colorspace_property = prop;
+	}
+
+	return 0;
+}
+EXPORT_SYMBOL(drm_mode_create_colorspace_property);
+
+/**
  * drm_mode_create_content_type_property - create content type property
  * @dev: DRM device
  *
diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h
index af0a761..5fda56d 100644
--- a/include/drm/drm_connector.h
+++ b/include/drm/drm_connector.h
@@ -497,6 +497,13 @@ struct drm_connector_state {
 	unsigned int content_protection;
 
 	/**
+	 * @hdmi_colorspace: Connector property to request colorspace
+	 * change on HDMI Sink. This is most commonly used to switch to
+	 * wider color gamuts like BT2020.
+	 */
+	enum hdmi_full_colorimetry hdmi_colorspace;
+
+	/**
 	 * @writeback_job: Writeback job for writeback connectors
 	 *
 	 * Holds the framebuffer and out-fence for a writeback connector. As
@@ -1272,6 +1279,7 @@ int drm_connector_attach_scaling_mode_property(struct drm_connector *connector,
 int drm_connector_attach_content_protection_property(
 		struct drm_connector *connector);
 int drm_mode_create_aspect_ratio_property(struct drm_device *dev);
+int drm_mode_create_colorspace_property(struct drm_connector *connector);
 int drm_mode_create_content_type_property(struct drm_device *dev);
 void drm_hdmi_avi_infoframe_content_type(struct hdmi_avi_infoframe *frame,
 					 const struct drm_connector_state *conn_state);
diff --git a/include/drm/drm_mode_config.h b/include/drm/drm_mode_config.h
index 5dbeabd..ec7cab8 100644
--- a/include/drm/drm_mode_config.h
+++ b/include/drm/drm_mode_config.h
@@ -869,6 +869,12 @@ struct drm_mode_config {
 	uint32_t cursor_width, cursor_height;
 
 	/**
+	 * @hdmi_colorspace_property: Connector property to set the suitable
+	 * colorspace supported by the HDMI sink.
+	 */
+	struct drm_property *hdmi_colorspace_property;
+
+	/**
 	 * @suspend_state:
 	 *
 	 * Atomic state when suspended.
diff --git a/include/uapi/drm/drm_mode.h b/include/uapi/drm/drm_mode.h
index d3e0fe3..cc4df26 100644
--- a/include/uapi/drm/drm_mode.h
+++ b/include/uapi/drm/drm_mode.h
@@ -210,6 +210,22 @@
 #define DRM_MODE_CONTENT_PROTECTION_DESIRED     1
 #define DRM_MODE_CONTENT_PROTECTION_ENABLED     2
 
+enum hdmi_full_colorimetry {
+	/* CEA 861 Normal Colorimetry options */
+	COLORIMETRY_ITU_601 = 0,
+	COLORIMETRY_ITU_709,
+	/* CEA 861 Extended Colorimetry Options */
+	COLORIMETRY_XV_YCC_601,
+	COLORIMETRY_XV_YCC_709,
+	COLORIMETRY_S_YCC_601,
+	COLORIMETRY_OPYCC_601,
+	COLORIMETRY_OPRGB,
+	COLORIMETRY_BT2020_RGB,
+	COLORIMETRY_BT2020_YCC,
+	COLORIMETRY_BT2020_CYCC,
+	COLORIMETRY_DEFAULT,
+};
+
 struct drm_mode_modeinfo {
 	__u32 clock;
 	__u16 hdisplay;
