| 1 | #ifndef __NOUVEAU_BUS_H__ |
| 2 | #define __NOUVEAU_BUS_H__ |
| 3 | |
| 4 | #include <core/subdev.h> |
| 5 | #include <core/device.h> |
| 6 | |
| 7 | struct nouveau_bus_intr { |
| 8 | u32 stat; |
| 9 | u32 unit; |
| 10 | }; |
| 11 | |
| 12 | struct nouveau_bus { |
| 13 | struct nouveau_subdev base; |
| 14 | int (*hwsq_exec)(struct nouveau_bus *, u32 *, u32); |
| 15 | u32 hwsq_size; |
| 16 | }; |
| 17 | |
| 18 | static inline struct nouveau_bus * |
| 19 | nouveau_bus(void *obj) |
| 20 | { |
| 21 | return (void *)nv_device(obj)->subdev[NVDEV_SUBDEV_BUS]; |
| 22 | } |
| 23 | |
| 24 | #define nouveau_bus_create(p, e, o, d) \ |
| 25 | nouveau_subdev_create_((p), (e), (o), 0, "PBUS", "master", \ |
| 26 | sizeof(**d), (void **)d) |
| 27 | #define nouveau_bus_destroy(p) \ |
| 28 | nouveau_subdev_destroy(&(p)->base) |
| 29 | #define nouveau_bus_init(p) \ |
| 30 | nouveau_subdev_init(&(p)->base) |
| 31 | #define nouveau_bus_fini(p, s) \ |
| 32 | nouveau_subdev_fini(&(p)->base, (s)) |
| 33 | |
| 34 | #define _nouveau_bus_dtor _nouveau_subdev_dtor |
| 35 | #define _nouveau_bus_init _nouveau_subdev_init |
| 36 | #define _nouveau_bus_fini _nouveau_subdev_fini |
| 37 | |
| 38 | extern struct nouveau_oclass *nv04_bus_oclass; |
| 39 | extern struct nouveau_oclass *nv31_bus_oclass; |
| 40 | extern struct nouveau_oclass *nv50_bus_oclass; |
| 41 | extern struct nouveau_oclass *nv94_bus_oclass; |
| 42 | extern struct nouveau_oclass *nvc0_bus_oclass; |
| 43 | |
| 44 | /* interface to sequencer */ |
| 45 | struct nouveau_hwsq; |
| 46 | int nouveau_hwsq_init(struct nouveau_bus *, struct nouveau_hwsq **); |
| 47 | int nouveau_hwsq_fini(struct nouveau_hwsq **, bool exec); |
| 48 | void nouveau_hwsq_wr32(struct nouveau_hwsq *, u32 addr, u32 data); |
| 49 | void nouveau_hwsq_setf(struct nouveau_hwsq *, u8 flag, int data); |
| 50 | void nouveau_hwsq_wait(struct nouveau_hwsq *, u8 flag, u8 data); |
| 51 | void nouveau_hwsq_nsec(struct nouveau_hwsq *, u32 nsec); |
| 52 | |
| 53 | #endif |
| 54 | |