Card: add disable_all()

2 files changed, 22 insertions, 0 deletions

diff --git a/kms++/inc/kms++/card.h b/kms++/inc/kms++/card.h
index 90ad1f6..c86278d 100644
--- a/kms++/inc/kms++/card.h
+++ b/kms++/inc/kms++/card.h
@@ -49,6 +49,8 @@ public:
 
 	void call_page_flip_handlers();
 
+	int disable_all();
+
 private:
 	void restore_modes();
 
diff --git a/kms++/src/card.cpp b/kms++/src/card.cpp
index d8d89b2..f7f1a5a 100644
--- a/kms++/src/card.cpp
+++ b/kms++/src/card.cpp
@@ -224,4 +224,24 @@ void Card::call_page_flip_handlers()
 	drmHandleEvent(fd(), &ev);
 }
 
+int Card::disable_all()
+{
+	AtomicReq req(*this);
+
+	for (Crtc* c : m_crtcs) {
+		req.add(c, {
+				{ "ACTIVE", 0 },
+			});
+	}
+
+	for (Plane* p : m_planes) {
+		req.add(p, {
+				{ "FB_ID", 0 },
+				{ "CRTC_ID", 0 },
+			});
+	}
+
+	return req.commit_sync(true);
+}
+
 }