drm/nouveau: Implement the vblank DRM hooks.

Signed-off-by: Francisco Jerez <currojerez@riseup.net>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

1 files changed, 1 insertions, 8 deletions

diff --git a/drivers/gpu/drm/nouveau/nv50_graph.c b/drivers/gpu/drm/nouveau/nv50_graph.c
index d441308a09cf..ac7f62d524bb 100644
--- a/drivers/gpu/drm/nouveau/nv50_graph.c
+++ b/drivers/gpu/drm/nouveau/nv50_graph.c
@@ -384,14 +384,7 @@ nv50_graph_nvsw_vblsem_release(struct nouveau_channel *chan,
         if (!chan->nvsw.vblsem || chan->nvsw.vblsem_offset == ~0 || data > 1)
                 return -EINVAL;
 
-        if (!(nv_rd32(dev, NV50_PDISPLAY_INTR_EN_1) &
-                           NV50_PDISPLAY_INTR_EN_1_VBLANK_CRTC_(data))) {
-                nv_wr32(dev, NV50_PDISPLAY_INTR_1,
-                             NV50_PDISPLAY_INTR_1_VBLANK_CRTC_(data));
-                nv_mask(dev, NV50_PDISPLAY_INTR_EN_1, 0,
-                             NV50_PDISPLAY_INTR_EN_1_VBLANK_CRTC_(data));
-        }
-
+        drm_vblank_get(dev, data);
         list_add(&chan->nvsw.vbl_wait, &dev_priv->vbl_waiting);
         return 0;
 }