drm/sti: Rename async to nonblock.

The async name is deprecated and should be changed to nonblocking.

Cc: Benjamin Gaignard <benjamin.gaignard@linaro.org>
Cc: Vincent Abriou <vincent.abriou@st.com>
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Acked-by: Vincent Abriou <vincent.abriou@st.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1461679905-30177-9-git-send-email-maarten.lankhorst@linux.intel.com

drivers/gpu/drm/sti/sti_drv.c

@@ -202,7 +202,7 @@ static void sti_atomic_work(struct work_struct *work)
 }
 
 static int sti_atomic_commit(struct drm_device *drm,
-			     struct drm_atomic_state *state, bool async)
+			     struct drm_atomic_state *state, bool nonblock)
 {
 	struct sti_private *private = drm->dev_private;
 	int err;
@@ -211,7 +211,7 @@ static int sti_atomic_commit(struct drm_device *drm,
 	if (err)
 		return err;
 
-	/* serialize outstanding asynchronous commits */
+	/* serialize outstanding nonblocking commits */
 	mutex_lock(&private->commit.lock);
 	flush_work(&private->commit.work);
 
@@ -223,7 +223,7 @@ static int sti_atomic_commit(struct drm_device *drm,
 
 	drm_atomic_helper_swap_state(drm, state);
 
-	if (async)
+	if (nonblock)
 		sti_atomic_schedule(private, state);
 	else
 		sti_atomic_complete(private, state);