diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
index c0e9a977a3b3..cdbf03e941b2 100644
--- a/drivers/gpu/drm/drm_fb_helper.c
+++ b/drivers/gpu/drm/drm_fb_helper.c
@@ -599,16 +599,9 @@ static void drm_fb_helper_add_damage_clip(struct drm_fb_helper *helper, u32 x, u
 static void drm_fb_helper_damage(struct drm_fb_helper *helper, u32 x, u32 y,
 				 u32 width, u32 height)
 {
-	struct fb_info *info = helper->info;
-
 	drm_fb_helper_add_damage_clip(helper, x, y, width, height);
 
-	/*
-	 * The current fbdev emulation only flushes buffers if a damage
-	 * update is necessary. And we can assume that deferred I/O has
-	 * been enabled as damage updates require deferred I/O for mmap.
-	 */
-	fb_deferred_io_schedule_flush(info);
+	schedule_work(&helper->damage_work);
 }
 
 /*
diff --git a/drivers/video/fbdev/core/fb_defio.c b/drivers/video/fbdev/core/fb_defio.c
index dec678f72a42..c730253ab85c 100644
--- a/drivers/video/fbdev/core/fb_defio.c
+++ b/drivers/video/fbdev/core/fb_defio.c
@@ -332,19 +332,3 @@ void fb_deferred_io_cleanup(struct fb_info *info)
 	mutex_destroy(&fbdefio->lock);
 }
 EXPORT_SYMBOL_GPL(fb_deferred_io_cleanup);
-
-void fb_deferred_io_schedule_flush(struct fb_info *info)
-{
-	struct fb_deferred_io *fbdefio = info->fbdefio;
-
-	if (WARN_ON_ONCE(!fbdefio))
-		return; /* bug in driver logic */
-
-	/*
-	 * There's no requirement from callers to schedule the
-	 * flush immediately. Rather schedule the worker with a
-	 * delay and let a few more writes pile up.
-	 */
-	schedule_delayed_work(&info->deferred_work, fbdefio->delay);
-}
-EXPORT_SYMBOL_GPL(fb_deferred_io_schedule_flush);
diff --git a/include/linux/fb.h b/include/linux/fb.h
index a2a52f730989..64889a2b783f 100644
--- a/include/linux/fb.h
+++ b/include/linux/fb.h
@@ -663,7 +663,6 @@ extern void fb_deferred_io_open(struct fb_info *info,
 				struct inode *inode,
 				struct file *file);
 extern void fb_deferred_io_cleanup(struct fb_info *info);
-extern void fb_deferred_io_schedule_flush(struct fb_info *info);
 extern int fb_deferred_io_fsync(struct file *file, loff_t start,
 				loff_t end, int datasync);