diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/i2c/aux.h')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/i2c/aux.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/aux.h b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/aux.h new file mode 100644 index 000000000000..35a892e4a4c3 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/aux.h @@ -0,0 +1,30 @@ +#ifndef __NVKM_I2C_AUX_H__ +#define __NVKM_I2C_AUX_H__ +#include "pad.h" + +struct nvkm_i2c_aux_func { + int (*xfer)(struct nvkm_i2c_aux *, bool retry, u8 type, + u32 addr, u8 *data, u8 size); + int (*lnk_ctl)(struct nvkm_i2c_aux *, int link_nr, int link_bw, + bool enhanced_framing); +}; + +int nvkm_i2c_aux_ctor(const struct nvkm_i2c_aux_func *, struct nvkm_i2c_pad *, + int id, struct nvkm_i2c_aux *); +int nvkm_i2c_aux_new_(const struct nvkm_i2c_aux_func *, struct nvkm_i2c_pad *, + int id, struct nvkm_i2c_aux **); +void nvkm_i2c_aux_del(struct nvkm_i2c_aux **); +int nvkm_i2c_aux_xfer(struct nvkm_i2c_aux *, bool retry, u8 type, + u32 addr, u8 *data, u8 size); + +int g94_i2c_aux_new(struct nvkm_i2c_pad *, int, u8, struct nvkm_i2c_aux **); +int gm204_i2c_aux_new(struct nvkm_i2c_pad *, int, u8, struct nvkm_i2c_aux **); + +#define AUX_MSG(b,l,f,a...) do { \ + struct nvkm_i2c_aux *_aux = (b); \ + nvkm_##l(&_aux->pad->i2c->subdev, "aux %04x: "f"\n", _aux->id, ##a); \ +} while(0) +#define AUX_ERR(b,f,a...) AUX_MSG((b), error, f, ##a) +#define AUX_DBG(b,f,a...) AUX_MSG((b), debug, f, ##a) +#define AUX_TRACE(b,f,a...) AUX_MSG((b), trace, f, ##a) +#endif |