drm: move drm vblank initialization/cleanup to driver load/unload

drm vblank initialization keeps track of the changes in driver-supplied
frame counts across vt switch and mode setting, but only if you let it by
not tearing down the drm vblank structure.

Signed-off-by: Keith Packard <keithp@keithp.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 0 insertions, 5 deletions

diff --git a/drivers/gpu/drm/mga/mga_irq.c b/drivers/gpu/drm/mga/mga_irq.c
index bab42f41188b..daa6041a483a 100644
--- a/drivers/gpu/drm/mga/mga_irq.c
+++ b/drivers/gpu/drm/mga/mga_irq.c
@@ -152,11 +152,6 @@ void mga_driver_irq_preinstall(struct drm_device * dev)
 int mga_driver_irq_postinstall(struct drm_device *dev)
 {
         drm_mga_private_t *dev_priv = (drm_mga_private_t *) dev->dev_private;
-        int ret;
-
-        ret = drm_vblank_init(dev, 1);
-        if (ret)
-                return ret;
 
         DRM_INIT_WAITQUEUE(&dev_priv->fence_queue);