drm/mode: introduce wrapper to read framebuffer refcount.

Avoids drivers knowing where the kref is stored.

[airlied: add kerneldoc]
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/gpu/drm/tegra/drm.c b/drivers/gpu/drm/tegra/drm.c
index 8e6b18caa706..2be88eb0cb83 100644
--- a/drivers/gpu/drm/tegra/drm.c
+++ b/drivers/gpu/drm/tegra/drm.c
@@ -878,7 +878,7 @@ static int tegra_debugfs_framebuffers(struct seq_file *s, void *data)
                 seq_printf(s, "%3d: user size: %d x %d, depth %d, %d bpp, refcount %d\n",
                            fb->base.id, fb->width, fb->height, fb->depth,
                            fb->bits_per_pixel,
-                           atomic_read(&fb->refcount.refcount));
+                           drm_framebuffer_read_refcount(fb));
         }
 
         mutex_unlock(&drm->mode_config.fb_lock);