1 #ifndef __NVKM_FBRAM_FUC_H__
2 #define __NVKM_FBRAM_FUC_H__
4 #include <subdev/pwr.h>
7 struct nouveau_memx *memx;
8 struct nouveau_fb *pfb;
19 static inline struct ramfuc_reg
20 ramfuc_reg2(u32 addr1, u32 addr2)
22 return (struct ramfuc_reg) {
24 .addr = { addr1, addr2 },
29 static noinline struct ramfuc_reg
32 return ramfuc_reg2(addr, addr);
36 ramfuc_init(struct ramfuc *ram, struct nouveau_fb *pfb)
38 struct nouveau_pwr *ppwr = nouveau_pwr(pfb);
41 ret = nouveau_memx_init(ppwr, &ram->memx);
51 ramfuc_exec(struct ramfuc *ram, bool exec)
55 ret = nouveau_memx_fini(&ram->memx, exec);
62 ramfuc_rd32(struct ramfuc *ram, struct ramfuc_reg *reg)
64 if (reg->sequence != ram->sequence)
65 reg->data = nv_rd32(ram->pfb, reg->addr[0]);
70 ramfuc_wr32(struct ramfuc *ram, struct ramfuc_reg *reg, u32 data)
72 reg->sequence = ram->sequence;
74 if (reg->addr[0] != reg->addr[1])
75 nouveau_memx_wr32(ram->memx, reg->addr[1], reg->data);
76 nouveau_memx_wr32(ram->memx, reg->addr[0], reg->data);
80 ramfuc_nuke(struct ramfuc *ram, struct ramfuc_reg *reg)
86 ramfuc_mask(struct ramfuc *ram, struct ramfuc_reg *reg, u32 mask, u32 data)
88 u32 temp = ramfuc_rd32(ram, reg);
89 if (temp != ((temp & ~mask) | data) || reg->force) {
90 ramfuc_wr32(ram, reg, (temp & ~mask) | data);
97 ramfuc_wait(struct ramfuc *ram, u32 addr, u32 mask, u32 data, u32 nsec)
99 nouveau_memx_wait(ram->memx, addr, mask, data, nsec);
103 ramfuc_nsec(struct ramfuc *ram, u32 nsec)
105 nouveau_memx_nsec(ram->memx, nsec);
108 #define ram_init(s,p) ramfuc_init(&(s)->base, (p))
109 #define ram_exec(s,e) ramfuc_exec(&(s)->base, (e))
110 #define ram_have(s,r) ((s)->r_##r.addr[0] != 0x000000)
111 #define ram_rd32(s,r) ramfuc_rd32(&(s)->base, &(s)->r_##r)
112 #define ram_wr32(s,r,d) ramfuc_wr32(&(s)->base, &(s)->r_##r, (d))
113 #define ram_nuke(s,r) ramfuc_nuke(&(s)->base, &(s)->r_##r)
114 #define ram_mask(s,r,m,d) ramfuc_mask(&(s)->base, &(s)->r_##r, (m), (d))
115 #define ram_wait(s,r,m,d,n) ramfuc_wait(&(s)->base, (r), (m), (d), (n))
116 #define ram_nsec(s,n) ramfuc_nsec(&(s)->base, (n))