linux/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/aux.h
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   1#ifndef __NVKM_I2C_AUX_H__
   2#define __NVKM_I2C_AUX_H__
   3#include "pad.h"
   4
   5struct nvkm_i2c_aux_func {
   6        int  (*xfer)(struct nvkm_i2c_aux *, bool retry, u8 type,
   7                     u32 addr, u8 *data, u8 size);
   8        int  (*lnk_ctl)(struct nvkm_i2c_aux *, int link_nr, int link_bw,
   9                        bool enhanced_framing);
  10};
  11
  12int nvkm_i2c_aux_ctor(const struct nvkm_i2c_aux_func *, struct nvkm_i2c_pad *,
  13                      int id, struct nvkm_i2c_aux *);
  14int nvkm_i2c_aux_new_(const struct nvkm_i2c_aux_func *, struct nvkm_i2c_pad *,
  15                      int id, struct nvkm_i2c_aux **);
  16void nvkm_i2c_aux_del(struct nvkm_i2c_aux **);
  17int nvkm_i2c_aux_xfer(struct nvkm_i2c_aux *, bool retry, u8 type,
  18                      u32 addr, u8 *data, u8 size);
  19
  20int g94_i2c_aux_new(struct nvkm_i2c_pad *, int, u8, struct nvkm_i2c_aux **);
  21int gm200_i2c_aux_new(struct nvkm_i2c_pad *, int, u8, struct nvkm_i2c_aux **);
  22
  23#define AUX_MSG(b,l,f,a...) do {                                               \
  24        struct nvkm_i2c_aux *_aux = (b);                                       \
  25        nvkm_##l(&_aux->pad->i2c->subdev, "aux %04x: "f"\n", _aux->id, ##a);   \
  26} while(0)
  27#define AUX_ERR(b,f,a...) AUX_MSG((b), error, f, ##a)
  28#define AUX_DBG(b,f,a...) AUX_MSG((b), debug, f, ##a)
  29#define AUX_TRACE(b,f,a...) AUX_MSG((b), trace, f, ##a)
  30#endif
  31