drm/ast: use drm_modeset_lock_all

Just a call to drm_helper_resume_force_mode, obviously wants full locking for that. Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
git-mirror · Jan 20, 2013 · 795f142 · 795f142
1 parent 0a81951
commit 795f142
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/drivers/gpu/drm/ast/ast_drv.c b/drivers/gpu/drm/ast/ast_drv.c
@@ -94,9 +94,9 @@ static int ast_drm_thaw(struct drm_device *dev)
 	ast_post_gpu(dev);
 
 	drm_mode_config_reset(dev);
-	mutex_lock(&dev->mode_config.mutex);
+	drm_modeset_lock_all(dev);
 	drm_helper_resume_force_mode(dev);
-	mutex_unlock(&dev->mode_config.mutex);
+	drm_modeset_unlock_all(dev);
 
 	console_lock();
 	ast_fbdev_set_suspend(dev, 0);