drm: Remove pin(); unpin() sync

GEM handles serialisation of the new front buffer with respect to page
flipping and rendering and reports back when the flip is complete.
Adding a sync point here is then redundant.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>

1 files changed, 0 insertions, 3 deletions

diff --git a/src/drmmode_display.c b/src/drmmode_display.c
index 69f369ca..358baf47 100644
--- a/src/drmmode_display.c
+++ b/src/drmmode_display.c
@@ -1370,9 +1370,6 @@ drmmode_do_pageflip(ScreenPtr screen, dri_bo *new_front, void *data)
 		}
 	}
 
-	dri_bo_pin(new_front, 0);
-	dri_bo_unpin(new_front);
-
 	drmmode->old_fb_id = old_fb_id;
 
 	return TRUE;