47 lines · c
1/* SPDX-License-Identifier: MIT */2#ifndef __NVKM_I2C_AUX_H__3#define __NVKM_I2C_AUX_H__4#include "pad.h"5 6static inline void7nvkm_i2c_aux_autodpcd(struct nvkm_i2c *i2c, int aux, bool enable)8{9 if (i2c->func->aux_autodpcd)10 i2c->func->aux_autodpcd(i2c, aux, false);11}12 13struct nvkm_i2c_aux_func {14 bool address_only;15 int (*xfer)(struct nvkm_i2c_aux *, bool retry, u8 type,16 u32 addr, u8 *data, u8 *size);17 int (*lnk_ctl)(struct nvkm_i2c_aux *, int link_nr, int link_bw,18 bool enhanced_framing);19};20 21int nvkm_i2c_aux_ctor(const struct nvkm_i2c_aux_func *, struct nvkm_i2c_pad *,22 int id, struct nvkm_i2c_aux *);23int nvkm_i2c_aux_new_(const struct nvkm_i2c_aux_func *, struct nvkm_i2c_pad *,24 int id, struct nvkm_i2c_aux **);25void nvkm_i2c_aux_del(struct nvkm_i2c_aux **);26void nvkm_i2c_aux_init(struct nvkm_i2c_aux *);27void nvkm_i2c_aux_fini(struct nvkm_i2c_aux *);28int nvkm_i2c_aux_xfer(struct nvkm_i2c_aux *, bool retry, u8 type,29 u32 addr, u8 *data, u8 *size);30 31int g94_i2c_aux_new_(const struct nvkm_i2c_aux_func *, struct nvkm_i2c_pad *,32 int, u8, struct nvkm_i2c_aux **);33 34int g94_i2c_aux_new(struct nvkm_i2c_pad *, int, u8, struct nvkm_i2c_aux **);35int g94_i2c_aux_xfer(struct nvkm_i2c_aux *, bool, u8, u32, u8 *, u8 *);36int gf119_i2c_aux_new(struct nvkm_i2c_pad *, int, u8, struct nvkm_i2c_aux **);37int gm200_i2c_aux_new(struct nvkm_i2c_pad *, int, u8, struct nvkm_i2c_aux **);38 39#define AUX_MSG(b,l,f,a...) do { \40 struct nvkm_i2c_aux *_aux = (b); \41 nvkm_##l(&_aux->pad->i2c->subdev, "aux %04x: "f"\n", _aux->id, ##a); \42} while(0)43#define AUX_ERR(b,f,a...) AUX_MSG((b), error, f, ##a)44#define AUX_DBG(b,f,a...) AUX_MSG((b), debug, f, ##a)45#define AUX_TRACE(b,f,a...) AUX_MSG((b), trace, f, ##a)46#endif47