drm/exynos: added postclose to release resource.

Signed-off-by: Inki Dae <inki.dae@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c
index 76a111f..58820eb 100644 (file)
--- a/drivers/gpu/drm/exynos/exynos_drm_drv.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c
@@ -151,6 +151,17 @@ static void exynos_drm_preclose(struct drm_device *dev,
 
 }
 
+static void exynos_drm_postclose(struct drm_device *dev, struct drm_file *file)
+{
+       DRM_DEBUG_DRIVER("%s\n", __FILE__);
+
+       if (!file->driver_priv)
+               return;
+
+       kfree(file->driver_priv);
+       file->driver_priv = NULL;
+}
+
 static void exynos_drm_lastclose(struct drm_device *dev)
 {
        DRM_DEBUG_DRIVER("%s\n", __FILE__);
@@ -193,6 +204,7 @@ static struct drm_driver exynos_drm_driver = {
        .unload                 = exynos_drm_unload,
        .preclose               = exynos_drm_preclose,
        .lastclose              = exynos_drm_lastclose,
+       .postclose              = exynos_drm_postclose,
        .get_vblank_counter     = drm_vblank_count,
        .enable_vblank          = exynos_drm_crtc_enable_vblank,
        .disable_vblank         = exynos_drm_crtc_disable_vblank,