3 files changed, 31 insertions, 1 deletions
diff --git a/kms++/src/connector.cpp b/kms++/src/connector.cpp
index 7c6c179..48c5815 100644
--- a/kms++/src/connector.cpp
+++ b/kms++/src/connector.cpp
@@ -73,13 +73,27 @@ Connector::Connector(Card &card, uint32_t id, uint32_t idx)
 	m_fullname = name + "-" + to_string(m_priv->drm_connector->connector_type_id);
 }
 
-
 Connector::~Connector()
 {
 	drmModeFreeConnector(m_priv->drm_connector);
 	delete m_priv;
 }
 
+void Connector::refresh()
+{
+	drmModeFreeConnector(m_priv->drm_connector);
+
+	m_priv->drm_connector = drmModeGetConnector(this->card().fd(), this->id());
+	assert(m_priv->drm_connector);
+
+	// XXX drmModeGetConnector() does forced probe, which seems to change (at least) EDID blob id.
+	// XXX So refresh the props again here.
+	refresh_props();
+
+	const auto& name = connector_names.at(m_priv->drm_connector->connector_type);
+	m_fullname = name + "-" + to_string(m_priv->drm_connector->connector_type_id);
+}
+
 void Connector::setup()
 {
 	if (m_priv->drm_connector->encoder_id != 0)
diff --git a/kms++/src/crtc.cpp b/kms++/src/crtc.cpp
index 4c2f5ce..2d41bfa 100644
--- a/kms++/src/crtc.cpp
+++ b/kms++/src/crtc.cpp
@@ -31,6 +31,14 @@ Crtc::~Crtc()
 	delete m_priv;
 }
 
+void Crtc::refresh()
+{
+	drmModeFreeCrtc(m_priv->drm_crtc);
+
+	m_priv->drm_crtc = drmModeGetCrtc(this->card().fd(), this->id());
+	assert(m_priv->drm_crtc);
+}
+
 void Crtc::setup()
 {
 	for (Plane* plane : card().get_planes()) {
diff --git a/kms++/src/encoder.cpp b/kms++/src/encoder.cpp
index 2168f2f..9cd5304 100644
--- a/kms++/src/encoder.cpp
+++ b/kms++/src/encoder.cpp
@@ -45,6 +45,14 @@ Encoder::~Encoder()
 	delete m_priv;
 }
 
+void Encoder::refresh()
+{
+	drmModeFreeEncoder(m_priv->drm_encoder);
+
+	m_priv->drm_encoder = drmModeGetEncoder(this->card().fd(), this->id());
+	assert(m_priv->drm_encoder);
+}
+
 Crtc* Encoder::get_crtc() const
 {
 	if (m_priv->drm_encoder->crtc_id)