1 files changed, 19 insertions, 0 deletions

diff --git a/drivers/gpu/drm/omapdrm/omap_fb.c b/drivers/gpu/drm/omapdrm/omap_fb.c
index 6557b2d6e16e..06d5c5081e41 100644
--- a/drivers/gpu/drm/omapdrm/omap_fb.c
+++ b/drivers/gpu/drm/omapdrm/omap_fb.c
@@ -66,8 +66,27 @@ struct omap_framebuffer {
         struct mutex lock;
 };
 
+static int omap_framebuffer_dirty(struct drm_framebuffer *fb,
+                                  struct drm_file *file_priv,
+                                  unsigned flags, unsigned color,
+                                  struct drm_clip_rect *clips,
+                                  unsigned num_clips)
+{
+        struct drm_crtc *crtc;
+
+        drm_modeset_lock_all(fb->dev);
+
+        drm_for_each_crtc(crtc, fb->dev)
+                omap_crtc_flush(crtc);
+
+        drm_modeset_unlock_all(fb->dev);
+
+        return 0;
+}
+
 static const struct drm_framebuffer_funcs omap_framebuffer_funcs = {
         .create_handle = drm_gem_fb_create_handle,
+        .dirty = omap_framebuffer_dirty,
         .destroy = drm_gem_fb_destroy,
 };