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      1 /*	$NetBSD: aux.h,v 1.3 2021/12/18 23:45:40 riastradh Exp $	*/
      2 
      3 /* SPDX-License-Identifier: MIT */
      4 #ifndef __NVKM_I2C_AUX_H__
      5 #define __NVKM_I2C_AUX_H__
      6 #include "pad.h"
      7 
      8 struct nvkm_i2c_aux_func {
      9 	bool address_only;
     10 	int  (*xfer)(struct nvkm_i2c_aux *, bool retry, u8 type,
     11 		     u32 addr, u8 *data, u8 *size);
     12 	int  (*lnk_ctl)(struct nvkm_i2c_aux *, int link_nr, int link_bw,
     13 			bool enhanced_framing);
     14 };
     15 
     16 int nvkm_i2c_aux_ctor(const struct nvkm_i2c_aux_func *, struct nvkm_i2c_pad *,
     17 		      int id, struct nvkm_i2c_aux *);
     18 int nvkm_i2c_aux_new_(const struct nvkm_i2c_aux_func *, struct nvkm_i2c_pad *,
     19 		      int id, struct nvkm_i2c_aux **);
     20 void nvkm_i2c_aux_del(struct nvkm_i2c_aux **);
     21 void nvkm_i2c_aux_init(struct nvkm_i2c_aux *);
     22 void nvkm_i2c_aux_fini(struct nvkm_i2c_aux *);
     23 int nvkm_i2c_aux_xfer(struct nvkm_i2c_aux *, bool retry, u8 type,
     24 		      u32 addr, u8 *data, u8 *size);
     25 
     26 int g94_i2c_aux_new_(const struct nvkm_i2c_aux_func *, struct nvkm_i2c_pad *,
     27 		     int, u8, struct nvkm_i2c_aux **);
     28 
     29 int g94_i2c_aux_new(struct nvkm_i2c_pad *, int, u8, struct nvkm_i2c_aux **);
     30 int g94_i2c_aux_xfer(struct nvkm_i2c_aux *, bool, u8, u32, u8 *, u8 *);
     31 int gf119_i2c_aux_new(struct nvkm_i2c_pad *, int, u8, struct nvkm_i2c_aux **);
     32 int gm200_i2c_aux_new(struct nvkm_i2c_pad *, int, u8, struct nvkm_i2c_aux **);
     33 
     34 #define AUX_MSG(b,l,f,a...) do {                                               \
     35 	struct nvkm_i2c_aux *_aux = (b);                                       \
     36 	nvkm_##l(&_aux->pad->i2c->subdev, "aux %04x: "f"\n", _aux->id, ##a);   \
     37 } while(0)
     38 #define AUX_ERR(b,f,a...) AUX_MSG((b), error, f, ##a)
     39 #define AUX_DBG(b,f,a...) AUX_MSG((b), debug, f, ##a)
     40 #define AUX_TRACE(b,f,a...) AUX_MSG((b), trace, f, ##a)
     41 #endif
     42