diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/gpu/drm/nouveau/nvkm/subdev/i2c/aux.h | |
parent | Initial commit. (diff) | |
download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip |
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/i2c/aux.h')
-rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/i2c/aux.h | 46 |
1 files changed, 46 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 000000000..f920eabf8 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/aux.h @@ -0,0 +1,46 @@ +/* SPDX-License-Identifier: MIT */ +#ifndef __NVKM_I2C_AUX_H__ +#define __NVKM_I2C_AUX_H__ +#include "pad.h" + +static inline void +nvkm_i2c_aux_autodpcd(struct nvkm_i2c *i2c, int aux, bool enable) +{ + if (i2c->func->aux_autodpcd) + i2c->func->aux_autodpcd(i2c, aux, false); +} + +struct nvkm_i2c_aux_func { + bool address_only; + 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 **); +void nvkm_i2c_aux_init(struct nvkm_i2c_aux *); +void nvkm_i2c_aux_fini(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_(const struct nvkm_i2c_aux_func *, struct nvkm_i2c_pad *, + int, u8, struct nvkm_i2c_aux **); + +int g94_i2c_aux_new(struct nvkm_i2c_pad *, int, u8, struct nvkm_i2c_aux **); +int g94_i2c_aux_xfer(struct nvkm_i2c_aux *, bool, u8, u32, u8 *, u8 *); +int gf119_i2c_aux_new(struct nvkm_i2c_pad *, int, u8, struct nvkm_i2c_aux **); +int gm200_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 |