1 #ifndef __NVKM_BUS_HWSQ_H__
2 #define __NVKM_BUS_HWSQ_H__
3 #include <subdev/bus.h>
6 struct nvkm_subdev *subdev;
7 struct nvkm_hwsq *hwsq;
18 static inline struct hwsq_reg
19 hwsq_reg2(u32 addr1, u32 addr2)
21 return (struct hwsq_reg) {
24 .addr = { addr1, addr2 },
29 static inline struct hwsq_reg
32 return hwsq_reg2(addr, addr);
36 hwsq_init(struct hwsq *ram, struct nvkm_subdev *subdev)
38 struct nvkm_bus *pbus = nvkm_bus(subdev);
41 ret = nvkm_hwsq_init(pbus, &ram->hwsq);
51 hwsq_exec(struct hwsq *ram, bool exec)
55 ret = nvkm_hwsq_fini(&ram->hwsq, exec);
62 hwsq_rd32(struct hwsq *ram, struct hwsq_reg *reg)
64 if (reg->sequence != ram->sequence)
65 reg->data = nv_rd32(ram->subdev, reg->addr[0]);
70 hwsq_wr32(struct hwsq *ram, struct hwsq_reg *reg, u32 data)
72 reg->sequence = ram->sequence;
74 if (reg->addr[0] != reg->addr[1])
75 nvkm_hwsq_wr32(ram->hwsq, reg->addr[1], reg->data);
76 nvkm_hwsq_wr32(ram->hwsq, reg->addr[0], reg->data);
80 hwsq_nuke(struct hwsq *ram, struct hwsq_reg *reg)
86 hwsq_mask(struct hwsq *ram, struct hwsq_reg *reg, u32 mask, u32 data)
88 u32 temp = hwsq_rd32(ram, reg);
89 if (temp != ((temp & ~mask) | data) || reg->force)
90 hwsq_wr32(ram, reg, (temp & ~mask) | data);
95 hwsq_setf(struct hwsq *ram, u8 flag, int data)
97 nvkm_hwsq_setf(ram->hwsq, flag, data);
101 hwsq_wait(struct hwsq *ram, u8 flag, u8 data)
103 nvkm_hwsq_wait(ram->hwsq, flag, data);
107 hwsq_nsec(struct hwsq *ram, u32 nsec)
109 nvkm_hwsq_nsec(ram->hwsq, nsec);