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