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 **);
16 int (*kmap)(struct nouveau_bar *, struct nouveau_mem *,
17 u32 flags, struct nouveau_vma *);
18 int (*umap)(struct nouveau_bar *, struct nouveau_mem *,
19 u32 flags, struct nouveau_vma *);
20 void (*unmap)(struct nouveau_bar *, struct nouveau_vma *);
21 void (*flush)(struct nouveau_bar *);
23 /* whether the BAR supports to be ioremapped WC or should be uncached */
27 static inline struct nouveau_bar *
28 nouveau_bar(void *obj)
30 return (void *)nv_device(obj)->subdev[NVDEV_SUBDEV_BAR];
33 extern struct nouveau_oclass nv50_bar_oclass;
34 extern struct nouveau_oclass nvc0_bar_oclass;
35 extern struct nouveau_oclass gk20a_bar_oclass;