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/object.h> 6 #include <core/event.h> 7 8 #define NVKM_FIFO_CHID_NR 4096 9 10 struct nvkm_fifo_engn { 11 struct nvkm_object *object; 12 int refcount; 13 int usecount; 14 }; 15 16 struct nvkm_fifo_chan { 17 const struct nvkm_fifo_chan_func *func; 18 struct nvkm_fifo *fifo; 19 u64 engines; 20 struct nvkm_object object; 21 22 struct list_head head; 23 u16 chid; 24 struct nvkm_gpuobj *inst; 25 struct nvkm_gpuobj *push; 26 struct nvkm_vmm *vmm; 27 void __iomem *user; 28 u64 addr; 29 u32 size; 30 31 struct nvkm_fifo_engn engn[NVKM_SUBDEV_NR]; 32 }; 33 34 struct nvkm_fifo { 35 const struct nvkm_fifo_func *func; 36 struct nvkm_engine engine; 37 38 DECLARE_BITMAP(mask, NVKM_FIFO_CHID_NR); 39 int nr; 40 struct list_head chan; 41 spinlock_t lock; 42 43 struct nvkm_event uevent; /* async user trigger */ 44 struct nvkm_event cevent; /* channel creation event */ 45 struct nvkm_event kevent; /* channel killed */ 46 }; 47 48 void nvkm_fifo_pause(struct nvkm_fifo *, unsigned long *); 49 void nvkm_fifo_start(struct nvkm_fifo *, unsigned long *); 50 51 void nvkm_fifo_chan_put(struct nvkm_fifo *, unsigned long flags, 52 struct nvkm_fifo_chan **); 53 struct nvkm_fifo_chan * 54 nvkm_fifo_chan_inst(struct nvkm_fifo *, u64 inst, unsigned long *flags); 55 struct nvkm_fifo_chan * 56 nvkm_fifo_chan_chid(struct nvkm_fifo *, int chid, unsigned long *flags); 57 58 int nv04_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); 59 int nv10_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); 60 int nv17_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); 61 int nv40_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); 62 int nv50_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); 63 int g84_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); 64 int gf100_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); 65 int gk104_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); 66 int gk110_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); 67 int gk208_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); 68 int gk20a_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); 69 int gm107_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); 70 int gm200_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); 71 int gm20b_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); 72 int gp100_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); 73 int gp10b_fifo_new(struct nvkm_device *, int, struct nvkm_fifo **); 74 #endif 75