diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/core/include/engine/fifo.h')
| -rw-r--r-- | drivers/gpu/drm/nouveau/core/include/engine/fifo.h | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/core/include/engine/fifo.h b/drivers/gpu/drm/nouveau/core/include/engine/fifo.h new file mode 100644 index 000000000000..d67fed1e3970 --- /dev/null +++ b/drivers/gpu/drm/nouveau/core/include/engine/fifo.h @@ -0,0 +1,111 @@ +#ifndef __NOUVEAU_FIFO_H__ +#define __NOUVEAU_FIFO_H__ + +#include <core/namedb.h> +#include <core/gpuobj.h> +#include <core/engine.h> + +struct nouveau_fifo_chan { + struct nouveau_namedb base; + struct nouveau_dmaobj *pushdma; + struct nouveau_gpuobj *pushgpu; + void __iomem *user; + u32 size; + u16 chid; + atomic_t refcnt; /* NV04_NVSW_SET_REF */ +}; + +static inline struct nouveau_fifo_chan * +nouveau_fifo_chan(void *obj) +{ + return (void *)nv_namedb(obj); +} + +#define nouveau_fifo_channel_create(p,e,c,b,a,s,n,m,d) \ + nouveau_fifo_channel_create_((p), (e), (c), (b), (a), (s), (n), \ + (m), sizeof(**d), (void **)d) +#define nouveau_fifo_channel_init(p) \ + nouveau_namedb_init(&(p)->base) +#define nouveau_fifo_channel_fini(p,s) \ + nouveau_namedb_fini(&(p)->base, (s)) + +int nouveau_fifo_channel_create_(struct nouveau_object *, + struct nouveau_object *, + struct nouveau_oclass *, + int bar, u32 addr, u32 size, u32 push, + u32 engmask, int len, void **); +void nouveau_fifo_channel_destroy(struct nouveau_fifo_chan *); + +#define _nouveau_fifo_channel_init _nouveau_namedb_init +#define _nouveau_fifo_channel_fini _nouveau_namedb_fini + +void _nouveau_fifo_channel_dtor(struct nouveau_object *); +u32 _nouveau_fifo_channel_rd32(struct nouveau_object *, u32); +void _nouveau_fifo_channel_wr32(struct nouveau_object *, u32, u32); + +struct nouveau_fifo_base { + struct nouveau_gpuobj base; +}; + +#define nouveau_fifo_context_create(p,e,c,g,s,a,f,d) \ + nouveau_gpuobj_create((p), (e), (c), 0, (g), (s), (a), (f), (d)) +#define nouveau_fifo_context_destroy(p) \ + nouveau_gpuobj_destroy(&(p)->base) +#define nouveau_fifo_context_init(p) \ + nouveau_gpuobj_init(&(p)->base) +#define nouveau_fifo_context_fini(p,s) \ + nouveau_gpuobj_fini(&(p)->base, (s)) + +#define _nouveau_fifo_context_dtor _nouveau_gpuobj_dtor +#define _nouveau_fifo_context_init _nouveau_gpuobj_init +#define _nouveau_fifo_context_fini _nouveau_gpuobj_fini +#define _nouveau_fifo_context_rd32 _nouveau_gpuobj_rd32 +#define _nouveau_fifo_context_wr32 _nouveau_gpuobj_wr32 + +struct nouveau_fifo { + struct nouveau_engine base; + + struct nouveau_object **channel; + spinlock_t lock; + u16 min; + u16 max; + + int (*chid)(struct nouveau_fifo *, struct nouveau_object *); + void (*pause)(struct nouveau_fifo *, unsigned long *); + void (*start)(struct nouveau_fifo *, unsigned long *); +}; + +static inline struct nouveau_fifo * +nouveau_fifo(void *obj) +{ + return (void *)nv_device(obj)->subdev[NVDEV_ENGINE_FIFO]; +} + +#define nouveau_fifo_create(o,e,c,fc,lc,d) \ + nouveau_fifo_create_((o), (e), (c), (fc), (lc), sizeof(**d), (void **)d) +#define nouveau_fifo_init(p) \ + nouveau_engine_init(&(p)->base) +#define nouveau_fifo_fini(p,s) \ + nouveau_engine_fini(&(p)->base, (s)) + +int nouveau_fifo_create_(struct nouveau_object *, struct nouveau_object *, + struct nouveau_oclass *, int min, int max, + int size, void **); +void nouveau_fifo_destroy(struct nouveau_fifo *); + +#define _nouveau_fifo_init _nouveau_engine_init +#define _nouveau_fifo_fini _nouveau_engine_fini + +extern struct nouveau_oclass nv04_fifo_oclass; +extern struct nouveau_oclass nv10_fifo_oclass; +extern struct nouveau_oclass nv17_fifo_oclass; +extern struct nouveau_oclass nv40_fifo_oclass; +extern struct nouveau_oclass nv50_fifo_oclass; +extern struct nouveau_oclass nv84_fifo_oclass; +extern struct nouveau_oclass nvc0_fifo_oclass; +extern struct nouveau_oclass nve0_fifo_oclass; + +void nv04_fifo_intr(struct nouveau_subdev *); +int nv04_fifo_context_attach(struct nouveau_object *, struct nouveau_object *); + +#endif |