cregit-Linux how code gets into the kernel

Release 4.7 drivers/gpu/drm/nouveau/include/nvkm/engine/fifo.h

#ifndef __NVKM_FIFO_H__

#define __NVKM_FIFO_H__
#include <core/engine.h>
#include <core/event.h>


#define NVKM_FIFO_CHID_NR 4096


struct nvkm_fifo_engn {
	
struct nvkm_object *object;
	
int refcount;
	
int usecount;
};


struct nvkm_fifo_chan {
	
const struct nvkm_fifo_chan_func *func;
	
struct nvkm_fifo *fifo;
	
u64 engines;
	
struct nvkm_object object;

	
struct list_head head;
	
u16 chid;
	
struct nvkm_gpuobj *inst;
	
struct nvkm_gpuobj *push;
	
struct nvkm_vm *vm;
	
void __iomem *user;
	
u64 addr;
	
u32 size;

	
struct nvkm_fifo_engn engn[NVKM_SUBDEV_NR];
};


struct nvkm_fifo {
	
const struct nvkm_fifo_func *func;
	
struct nvkm_engine engine;

	DECLARE_BITMAP(mask, NVKM_FIFO_CHID_NR);
	
int nr;
	
struct list_head chan;
	
spinlock_t lock;

	
struct nvkm_event uevent; /* async user trigger */
	
struct nvkm_event cevent; /* channel creation event */
};

void nvkm_fifo_pause(struct nvkm_fifo *, unsigned long *);
void nvkm_fifo_start(struct nvkm_fifo *, unsigned long *);

void nvkm_fifo_chan_put(struct nvkm_fifo *, unsigned long flags,
			struct nvkm_fifo_chan **);
struct nvkm_fifo_chan *
nvkm_fifo_chan_inst(struct nvkm_fifo *, u64 inst, unsigned long *flags);
struct nvkm_fifo_chan *
nvkm_fifo_chan_chid(struct nvkm_fifo *, int chid, unsigned long *flags);

int nv04_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
int nv10_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
int nv17_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
int nv40_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
int nv50_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
int g84_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
int gf100_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
int gk104_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
int gk110_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
int gk208_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
int gk20a_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
int gm107_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
int gm200_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
int gm20b_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **);
#endif

Overall Contributors

PersonTokensPropCommitsCommitProp
ben skeggsben skeggs42399.30%1990.48%
alexandre courbotalexandre courbot30.70%29.52%
Total426100.00%21100.00%
Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.
{% endraw %}