1 /* SPDX-License-Identifier: MIT */ 2 #ifndef __NVKM_FLCNEN_H__ 3 #define __NVKM_FLCNEN_H__ 4 #define nvkm_falcon(p) container_of((p), struct nvkm_falcon, engine) 5 #include <core/engine.h> 6 struct nvkm_fifo_chan; 7 8 enum nvkm_falcon_dmaidx { 9 FALCON_DMAIDX_UCODE = 0, 10 FALCON_DMAIDX_VIRT = 1, 11 FALCON_DMAIDX_PHYS_VID = 2, 12 FALCON_DMAIDX_PHYS_SYS_COH = 3, 13 FALCON_DMAIDX_PHYS_SYS_NCOH = 4, 14 FALCON_SEC2_DMAIDX_UCODE = 6, 15 }; 16 17 struct nvkm_falcon { 18 const struct nvkm_falcon_func *func; 19 struct nvkm_subdev *owner; 20 const char *name; 21 u32 addr; 22 u32 addr2; 23 24 struct mutex mutex; 25 struct mutex dmem_mutex; 26 bool oneinit; 27 28 struct nvkm_subdev *user; 29 30 u8 version; 31 u8 secret; 32 bool debug; 33 34 struct nvkm_memory *core; 35 bool external; 36 37 struct { 38 u32 limit; 39 u32 *data; 40 u32 size; 41 u8 ports; 42 } code; 43 44 struct { 45 u32 limit; 46 u32 *data; 47 u32 size; 48 u8 ports; 49 } data; 50 51 struct nvkm_engine engine; 52 }; 53 54 int nvkm_falcon_get(struct nvkm_falcon *, struct nvkm_subdev *); 55 void nvkm_falcon_put(struct nvkm_falcon *, struct nvkm_subdev *); 56 57 int nvkm_falcon_new_(const struct nvkm_falcon_func *, struct nvkm_device *, 58 enum nvkm_subdev_type, int inst, bool enable, u32 addr, struct nvkm_engine **); 59 60 struct nvkm_falcon_func { 61 int (*disable)(struct nvkm_falcon *); 62 int (*enable)(struct nvkm_falcon *); 63 int (*select)(struct nvkm_falcon *); 64 u32 addr2; 65 bool reset_pmc; 66 int (*reset_eng)(struct nvkm_falcon *); 67 int (*reset_prep)(struct nvkm_falcon *); 68 int (*reset_wait_mem_scrubbing)(struct nvkm_falcon *); 69 70 u32 debug; 71 void (*bind_inst)(struct nvkm_falcon *, int target, u64 addr); 72 int (*bind_stat)(struct nvkm_falcon *, bool intr); 73 bool bind_intr; 74 75 const struct nvkm_falcon_func_pio *imem_pio; 76 const struct nvkm_falcon_func_dma *imem_dma; 77 78 const struct nvkm_falcon_func_pio *dmem_pio; 79 const struct nvkm_falcon_func_dma *dmem_dma; 80 81 u32 emem_addr; 82 const struct nvkm_falcon_func_pio *emem_pio; 83 84 struct { 85 u32 head; 86 u32 tail; 87 u32 stride; 88 } cmdq, msgq; 89 90 struct { 91 u32 *data; 92 u32 size; 93 } code; 94 struct { 95 u32 *data; 96 u32 size; 97 } data; 98 void (*init)(struct nvkm_falcon *); 99 void (*intr)(struct nvkm_falcon *, struct nvkm_chan *); 100 101 void (*load_imem)(struct nvkm_falcon *, void *, u32, u32, u16, u8, bool); 102 void (*load_dmem)(struct nvkm_falcon *, void *, u32, u32, u8); 103 void (*start)(struct nvkm_falcon *); 104 105 struct nvkm_sclass sclass[]; 106 }; 107 108 static inline u32 109 nvkm_falcon_rd32(struct nvkm_falcon *falcon, u32 addr) 110 { 111 return nvkm_rd32(falcon->owner->device, falcon->addr + addr); 112 } 113 114 static inline void 115 nvkm_falcon_wr32(struct nvkm_falcon *falcon, u32 addr, u32 data) 116 { 117 nvkm_wr32(falcon->owner->device, falcon->addr + addr, data); 118 } 119 120 static inline u32 121 nvkm_falcon_mask(struct nvkm_falcon *falcon, u32 addr, u32 mask, u32 val) 122 { 123 struct nvkm_device *device = falcon->owner->device; 124 125 return nvkm_mask(device, falcon->addr + addr, mask, val); 126 } 127 128 void nvkm_falcon_load_imem(struct nvkm_falcon *, void *, u32, u32, u16, u8, 129 bool); 130 void nvkm_falcon_load_dmem(struct nvkm_falcon *, void *, u32, u32, u8); 131 void nvkm_falcon_start(struct nvkm_falcon *); 132 #endif 133