drm: add drm_fb_helper_restore_fbdev_mode_unlocked()

All drm_fb_helper_restore_fbdev_mode() call sites, save one, do the same
locking.  Simplify this into drm_fb_helper_restore_fbdev_mode_unlocked().

Signed-off-by: Rob Clark <robdclark@gmail.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 1 insertions, 3 deletions

diff --git a/drivers/gpu/drm/gma500/psb_drv.c b/drivers/gpu/drm/gma500/psb_drv.c
index 0a3101a3db19..59ea45e5c97e 100644
--- a/drivers/gpu/drm/gma500/psb_drv.c
+++ b/drivers/gpu/drm/gma500/psb_drv.c
@@ -112,11 +112,9 @@ static void psb_driver_lastclose(struct drm_device *dev)
         struct drm_psb_private *dev_priv = dev->dev_private;
         struct psb_fbdev *fbdev = dev_priv->fbdev;
 
-        drm_modeset_lock_all(dev);
-        ret = drm_fb_helper_restore_fbdev_mode(&fbdev->psb_fb_helper);
+        ret = drm_fb_helper_restore_fbdev_mode_unlocked(&fbdev->psb_fb_helper);
         if (ret)
                 DRM_DEBUG("failed to restore crtc mode\n");
-        drm_modeset_unlock_all(dev);
 
         return;
 }