diff mbox series

[v2,4/8] ui/gtk: Implement wait_dmabuf function

Message ID 20210610224837.670192-5-vivek.kasireddy@intel.com (mailing list archive)
State New, archived
Headers show
Series virtio-gpu: Add a default synchronization mechanism for blobs | expand

Commit Message

Kasireddy, Vivek June 10, 2021, 10:48 p.m. UTC 
Cc: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Vivek Kasireddy <vivek.kasireddy@intel.com>
---
 ui/gtk.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
diff mbox series

Patch

diff --git a/ui/gtk.c b/ui/gtk.c
index 6132bab52f..cd884ca26c 100644
--- a/ui/gtk.c
+++ b/ui/gtk.c
@@ -583,6 +583,19 @@  static void gd_gl_release_dmabuf(DisplayChangeListener *dcl,
 #endif
 }
 
+static void gd_gl_wait_dmabuf(DisplayChangeListener *dcl,
+                              QemuDmaBuf *dmabuf)
+{
+#ifdef CONFIG_GBM
+    egl_dmabuf_create_fence(dmabuf);
+    if (dmabuf->fence_fd <= 0) {
+        return;
+    }
+
+    egl_dmabuf_wait_sync(dmabuf);
+#endif
+}
+
 /** DisplayState Callbacks (opengl version) **/
 
 static const DisplayChangeListenerOps dcl_gl_area_ops = {
@@ -602,6 +615,7 @@  static const DisplayChangeListenerOps dcl_gl_area_ops = {
     .dpy_gl_update           = gd_gl_area_scanout_flush,
     .dpy_gl_scanout_dmabuf   = gd_gl_area_scanout_dmabuf,
     .dpy_gl_release_dmabuf   = gd_gl_release_dmabuf,
+    .dpy_gl_wait_dmabuf      = gd_gl_wait_dmabuf,
     .dpy_has_dmabuf          = gd_has_dmabuf,
 };
 
@@ -626,6 +640,7 @@  static const DisplayChangeListenerOps dcl_egl_ops = {
     .dpy_gl_cursor_position  = gd_egl_cursor_position,
     .dpy_gl_update           = gd_egl_scanout_flush,
     .dpy_gl_release_dmabuf   = gd_gl_release_dmabuf,
+    .dpy_gl_wait_dmabuf      = gd_gl_wait_dmabuf,
     .dpy_has_dmabuf          = gd_has_dmabuf,
 };