drm/nv50-/disp: add support for completion events

[firefly-linux-kernel-4.4.55.git] / drivers / gpu / drm / nouveau / core / engine / disp / nva0.c

diff --git a/drivers/gpu/drm/nouveau/core/engine/disp/nva0.c b/drivers/gpu/drm/nouveau/core/engine/disp/nva0.c
index 7af15f5d48dc2c08a7ecc0c694ab1f7c04a0a524..c67e68aadd45987ae1f5dc6fb0a48a73102b1fcc 100644 (file)
--- a/drivers/gpu/drm/nouveau/core/engine/disp/nva0.c
+++ b/drivers/gpu/drm/nouveau/core/engine/disp/nva0.c
@@ -112,6 +112,10 @@ nva0_disp_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
        if (ret)
                return ret;
 
+       ret = nvkm_event_init(&nv50_disp_chan_uevent, 1, 9, &priv->uevent);
+       if (ret)
+               return ret;
+
        nv_engine(priv)->sclass = nva0_disp_base_oclass;
        nv_engine(priv)->cclass = &nv50_disp_cclass;
        nv_subdev(priv)->intr = nv50_disp_intr;