1 #ifndef __NVKM_FIFO_H__
2 #define __NVKM_FIFO_H__
3 #include <core/namedb.h>
4
5 struct nvkm_fifo_chan {
6 struct nvkm_namedb namedb;
7 struct nvkm_dmaobj *pushdma;
8 struct nvkm_gpuobj *pushgpu;
9 void __iomem *user;
10 u64 addr;
11 u32 size;
12 u16 chid;
13 atomic_t refcnt; /* NV04_NVSW_SET_REF */
14 };
15
16 static inline struct nvkm_fifo_chan *
nvkm_fifo_chan(void * obj)17 nvkm_fifo_chan(void *obj)
18 {
19 return (void *)nv_namedb(obj);
20 }
21
22 #define nvkm_fifo_channel_create(p,e,c,b,a,s,n,m,d) \
23 nvkm_fifo_channel_create_((p), (e), (c), (b), (a), (s), (n), \
24 (m), sizeof(**d), (void **)d)
25 #define nvkm_fifo_channel_init(p) \
26 nvkm_namedb_init(&(p)->namedb)
27 #define nvkm_fifo_channel_fini(p,s) \
28 nvkm_namedb_fini(&(p)->namedb, (s))
29
30 int nvkm_fifo_channel_create_(struct nvkm_object *,
31 struct nvkm_object *,
32 struct nvkm_oclass *,
33 int bar, u32 addr, u32 size, u32 push,
34 u64 engmask, int len, void **);
35 void nvkm_fifo_channel_destroy(struct nvkm_fifo_chan *);
36
37 #define _nvkm_fifo_channel_init _nvkm_namedb_init
38 #define _nvkm_fifo_channel_fini _nvkm_namedb_fini
39
40 void _nvkm_fifo_channel_dtor(struct nvkm_object *);
41 int _nvkm_fifo_channel_map(struct nvkm_object *, u64 *, u32 *);
42 u32 _nvkm_fifo_channel_rd32(struct nvkm_object *, u64);
43 void _nvkm_fifo_channel_wr32(struct nvkm_object *, u64, u32);
44 int _nvkm_fifo_channel_ntfy(struct nvkm_object *, u32, struct nvkm_event **);
45
46 #include <core/gpuobj.h>
47
48 struct nvkm_fifo_base {
49 struct nvkm_gpuobj gpuobj;
50 };
51
52 #define nvkm_fifo_context_create(p,e,c,g,s,a,f,d) \
53 nvkm_gpuobj_create((p), (e), (c), 0, (g), (s), (a), (f), (d))
54 #define nvkm_fifo_context_destroy(p) \
55 nvkm_gpuobj_destroy(&(p)->gpuobj)
56 #define nvkm_fifo_context_init(p) \
57 nvkm_gpuobj_init(&(p)->gpuobj)
58 #define nvkm_fifo_context_fini(p,s) \
59 nvkm_gpuobj_fini(&(p)->gpuobj, (s))
60
61 #define _nvkm_fifo_context_dtor _nvkm_gpuobj_dtor
62 #define _nvkm_fifo_context_init _nvkm_gpuobj_init
63 #define _nvkm_fifo_context_fini _nvkm_gpuobj_fini
64 #define _nvkm_fifo_context_rd32 _nvkm_gpuobj_rd32
65 #define _nvkm_fifo_context_wr32 _nvkm_gpuobj_wr32
66
67 #include <core/engine.h>
68 #include <core/event.h>
69
70 struct nvkm_fifo {
71 struct nvkm_engine base;
72
73 struct nvkm_event cevent; /* channel creation event */
74 struct nvkm_event uevent; /* async user trigger */
75
76 struct nvkm_object **channel;
77 spinlock_t lock;
78 u16 min;
79 u16 max;
80
81 int (*chid)(struct nvkm_fifo *, struct nvkm_object *);
82 void (*pause)(struct nvkm_fifo *, unsigned long *);
83 void (*start)(struct nvkm_fifo *, unsigned long *);
84 };
85
86 static inline struct nvkm_fifo *
nvkm_fifo(void * obj)87 nvkm_fifo(void *obj)
88 {
89 return (void *)nvkm_engine(obj, NVDEV_ENGINE_FIFO);
90 }
91
92 #define nvkm_fifo_create(o,e,c,fc,lc,d) \
93 nvkm_fifo_create_((o), (e), (c), (fc), (lc), sizeof(**d), (void **)d)
94 #define nvkm_fifo_init(p) \
95 nvkm_engine_init(&(p)->base)
96 #define nvkm_fifo_fini(p,s) \
97 nvkm_engine_fini(&(p)->base, (s))
98
99 int nvkm_fifo_create_(struct nvkm_object *, struct nvkm_object *,
100 struct nvkm_oclass *, int min, int max,
101 int size, void **);
102 void nvkm_fifo_destroy(struct nvkm_fifo *);
103 const char *
104 nvkm_client_name_for_fifo_chid(struct nvkm_fifo *fifo, u32 chid);
105
106 #define _nvkm_fifo_init _nvkm_engine_init
107 #define _nvkm_fifo_fini _nvkm_engine_fini
108
109 extern struct nvkm_oclass *nv04_fifo_oclass;
110 extern struct nvkm_oclass *nv10_fifo_oclass;
111 extern struct nvkm_oclass *nv17_fifo_oclass;
112 extern struct nvkm_oclass *nv40_fifo_oclass;
113 extern struct nvkm_oclass *nv50_fifo_oclass;
114 extern struct nvkm_oclass *g84_fifo_oclass;
115 extern struct nvkm_oclass *gf100_fifo_oclass;
116 extern struct nvkm_oclass *gk104_fifo_oclass;
117 extern struct nvkm_oclass *gk20a_fifo_oclass;
118 extern struct nvkm_oclass *gk208_fifo_oclass;
119 extern struct nvkm_oclass *gm204_fifo_oclass;
120
121 int nvkm_fifo_uevent_ctor(struct nvkm_object *, void *, u32,
122 struct nvkm_notify *);
123 void nvkm_fifo_uevent(struct nvkm_fifo *);
124
125 void nv04_fifo_intr(struct nvkm_subdev *);
126 int nv04_fifo_context_attach(struct nvkm_object *, struct nvkm_object *);
127 #endif
128