1 files changed, 13 insertions, 0 deletions

diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index 6f6c4bda689c..30cb4461a250 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -47,6 +47,19 @@
 #include <acpi/video.h>
 #include <asm/pat.h>
 
+void i915_update_dri1_breadcrumb(struct drm_device *dev)
+{
+        drm_i915_private_t *dev_priv = dev->dev_private;
+        struct drm_i915_master_private *master_priv;
+
+        if (dev->primary->master) {
+                master_priv = dev->primary->master->driver_priv;
+                if (master_priv->sarea_priv)
+                        master_priv->sarea_priv->last_dispatch =
+                                READ_BREADCRUMB(dev_priv);
+        }
+}
+
 static void i915_write_hws_pga(struct drm_device *dev)
 {
         drm_i915_private_t *dev_priv = dev->dev_private;