1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef __NVKM_FIFO_H__ 3 #define __NVKM_FIFO_H__ 4 #include <core/engine.h> 5 #include <core/event.h> 6 7 #define NVKM_FIFO_CHID_NR 4096 8 9 struct nvkm_fifo_engn { 10 struct nvkm_object *object; 11 int refcount; 12 int usecount; 13 }; 14 15 struct nvkm_fifo_chan { 16 const struct nvkm_fifo_chan_func *func; 17 struct nvkm_fifo *fifo; 18 u64 engines; 19 struct nvkm_object object; 20 21 struct list_head head; 22 u16 chid; 23 struct nvkm_gpuobj *inst; 24 struct nvkm_gpuobj *push; 25 struct nvkm_vm *vm; 26 void __iomem *user; 27 u64 addr; 28 u32 size; 29 30 struct nvkm_fifo_engn engn[NVKM_SUBDEV_NR]; 31 }; 32 33 struct nvkm_fifo { 34 const struct nvkm_fifo_func *func; 35 struct nvkm_engine engine; 36 37 DECLARE_BITMAP(mask, NVKM_FIFO_CHID_NR); 38 int nr; 39 struct list_head chan; 40 spinlock_t lock; 41 42 struct nvkm_event uevent; /* async user trigger */ 43 struct nvkm_event cevent; /* channel creation event */ 44 struct nvkm_event kevent; /* channel killed */ 45 }; 46 47 void nvkm_fifo_pause(struct nvkm_fifo *, unsigned long *); 48 void nvkm_fifo_start(struct nvkm_fifo *, unsigned long *); 49 50 void nvkm_fifo_chan_put(struct nvkm_fifo *, unsigned long flags, 51 struct nvkm_fifo_chan **); 52 struct nvkm_fifo_chan * 53 nvkm_fifo_chan_inst(struct nvkm_fifo *, u64 inst, unsigned long *flags); 54 struct nvkm_fifo_chan * 55 nvkm_fifo_chan_chid(struct nvkm_fifo *, int chid, unsigned long *flags); 56 57 int nv04_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); 58 int nv10_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); 59 int nv17_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); 60 int nv40_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); 61 int nv50_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); 62 int g84_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); 63 int gf100_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); 64 int gk104_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); 65 int gk110_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); 66 int gk208_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); 67 int gk20a_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); 68 int gm107_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); 69 int gm200_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); 70 int gm20b_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); 71 int gp100_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); 72 int gp10b_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); 73 #endif 74