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-rw-r--r--kms++/inc/kms++/atomicreq.h3
-rw-r--r--kms++/src/atomicreq.cpp25
2 files changed, 28 insertions, 0 deletions
diff --git a/kms++/inc/kms++/atomicreq.h b/kms++/inc/kms++/atomicreq.h
index a9f779d..a678b54 100644
--- a/kms++/inc/kms++/atomicreq.h
+++ b/kms++/inc/kms++/atomicreq.h
@@ -24,6 +24,9 @@ public:
void add(DrmPropObject *ob, const std::string& prop, uint64_t value);
void add(DrmPropObject *ob, const std::map<std::string, uint64_t>& values);
+ void add_display(Connector* conn, Crtc* crtc, Blob* videomode,
+ Plane* primary, Framebuffer* fb);
+
int test(bool allow_modeset = false);
int commit(void* data, bool allow_modeset = false);
int commit_sync(bool allow_modeset = false);
diff --git a/kms++/src/atomicreq.cpp b/kms++/src/atomicreq.cpp
index f2809af..28128f2 100644
--- a/kms++/src/atomicreq.cpp
+++ b/kms++/src/atomicreq.cpp
@@ -60,6 +60,31 @@ void AtomicReq::add(kms::DrmPropObject* ob, const map<string, uint64_t>& values)
add(ob, kvp.first, kvp.second);
}
+void AtomicReq::add_display(Connector* conn, Crtc* crtc, Blob* videomode, Plane* primary, Framebuffer* fb)
+{
+ add(conn, {
+ { "CRTC_ID", crtc->id() },
+ });
+
+ add(crtc, {
+ { "ACTIVE", 1 },
+ { "MODE_ID", videomode->id() },
+ });
+
+ add(primary, {
+ { "FB_ID", fb->id() },
+ { "CRTC_ID", crtc->id() },
+ { "SRC_X", 0 << 16 },
+ { "SRC_Y", 0 << 16 },
+ { "SRC_W", fb->width() << 16 },
+ { "SRC_H", fb->height() << 16 },
+ { "CRTC_X", 0 },
+ { "CRTC_Y", 0 },
+ { "CRTC_W", fb->width() },
+ { "CRTC_H", fb->height() },
+ });
+}
+
int AtomicReq::test(bool allow_modeset)
{
uint32_t flags = DRM_MODE_ATOMIC_TEST_ONLY;