diff options
Diffstat (limited to 'nvkm/core/subdev.c')
| -rw-r--r-- | nvkm/core/subdev.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/nvkm/core/subdev.c b/nvkm/core/subdev.c index edae53540..69ba1482c 100644 --- a/nvkm/core/subdev.c +++ b/nvkm/core/subdev.c @@ -28,11 +28,14 @@ #include <core/option.h> struct nouveau_subdev * -nouveau_subdev(void *obj, int sub) +nouveau_subdev(void *obj, int idx) { - if (nv_device(obj)->subdev[sub]) - return nv_subdev(nv_device(obj)->subdev[sub]); - return NULL; + struct nouveau_object *object = nv_object(obj); + while (object && !nv_iclass(object, NV_SUBDEV_CLASS)) + object = object->parent; + if (object == NULL || nv_subidx(object) != idx) + object = nv_device(obj)->subdev[idx]; + return object ? nv_subdev(object) : NULL; } void |