1 #ifndef __NOUVEAU_BAR_H__
2 #define __NOUVEAU_BAR_H__
4 #include <core/subdev.h>
5 #include <core/device.h>
11 struct nouveau_subdev base;
13 int (*alloc)(struct nouveau_bar *, struct nouveau_object *,
14 struct nouveau_mem *, struct nouveau_object **);
17 int (*kmap)(struct nouveau_bar *, struct nouveau_mem *,
18 u32 flags, struct nouveau_vma *);
19 int (*umap)(struct nouveau_bar *, struct nouveau_mem *,
20 u32 flags, struct nouveau_vma *);
21 void (*unmap)(struct nouveau_bar *, struct nouveau_vma *);
22 void (*flush)(struct nouveau_bar *);
24 /* whether the BAR supports to be ioremapped WC or should be uncached */
28 static inline struct nouveau_bar *
29 nouveau_bar(void *obj)
31 return (void *)nv_device(obj)->subdev[NVDEV_SUBDEV_BAR];
34 extern struct nouveau_oclass nv50_bar_oclass;
35 extern struct nouveau_oclass nvc0_bar_oclass;
36 extern struct nouveau_oclass gk20a_bar_oclass;