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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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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/pad.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/pad.h')
-rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/i2c/pad.h | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/pad.h b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/pad.h new file mode 100644 index 000000000..44b7bb7d4 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/pad.h @@ -0,0 +1,68 @@ +/* SPDX-License-Identifier: MIT */ +#ifndef __NVKM_I2C_PAD_H__ +#define __NVKM_I2C_PAD_H__ +#include "priv.h" + +struct nvkm_i2c_pad { + const struct nvkm_i2c_pad_func *func; + struct nvkm_i2c *i2c; +#define NVKM_I2C_PAD_HYBRID(n) /* 'n' is hw pad index */ (n) +#define NVKM_I2C_PAD_CCB(n) /* 'n' is ccb index */ ((n) + 0x100) +#define NVKM_I2C_PAD_EXT(n) /* 'n' is dcb external encoder type */ ((n) + 0x200) + int id; + + enum nvkm_i2c_pad_mode { + NVKM_I2C_PAD_OFF, + NVKM_I2C_PAD_I2C, + NVKM_I2C_PAD_AUX, + } mode; + struct mutex mutex; + struct list_head head; +}; + +struct nvkm_i2c_pad_func { + int (*bus_new_0)(struct nvkm_i2c_pad *, int id, u8 drive, u8 sense, + struct nvkm_i2c_bus **); + int (*bus_new_4)(struct nvkm_i2c_pad *, int id, u8 drive, + struct nvkm_i2c_bus **); + + int (*aux_new_6)(struct nvkm_i2c_pad *, int id, u8 drive, + struct nvkm_i2c_aux **); + + void (*mode)(struct nvkm_i2c_pad *, enum nvkm_i2c_pad_mode); +}; + +void nvkm_i2c_pad_ctor(const struct nvkm_i2c_pad_func *, struct nvkm_i2c *, + int id, struct nvkm_i2c_pad *); +int nvkm_i2c_pad_new_(const struct nvkm_i2c_pad_func *, struct nvkm_i2c *, + int id, struct nvkm_i2c_pad **); +void nvkm_i2c_pad_del(struct nvkm_i2c_pad **); +void nvkm_i2c_pad_init(struct nvkm_i2c_pad *); +void nvkm_i2c_pad_fini(struct nvkm_i2c_pad *); +void nvkm_i2c_pad_mode(struct nvkm_i2c_pad *, enum nvkm_i2c_pad_mode); +int nvkm_i2c_pad_acquire(struct nvkm_i2c_pad *, enum nvkm_i2c_pad_mode); +void nvkm_i2c_pad_release(struct nvkm_i2c_pad *); + +void g94_i2c_pad_mode(struct nvkm_i2c_pad *, enum nvkm_i2c_pad_mode); + +int nv04_i2c_pad_new(struct nvkm_i2c *, int, struct nvkm_i2c_pad **); +int nv4e_i2c_pad_new(struct nvkm_i2c *, int, struct nvkm_i2c_pad **); +int nv50_i2c_pad_new(struct nvkm_i2c *, int, struct nvkm_i2c_pad **); +int g94_i2c_pad_x_new(struct nvkm_i2c *, int, struct nvkm_i2c_pad **); +int gf119_i2c_pad_x_new(struct nvkm_i2c *, int, struct nvkm_i2c_pad **); +int gm200_i2c_pad_x_new(struct nvkm_i2c *, int, struct nvkm_i2c_pad **); + +int g94_i2c_pad_s_new(struct nvkm_i2c *, int, struct nvkm_i2c_pad **); +int gf119_i2c_pad_s_new(struct nvkm_i2c *, int, struct nvkm_i2c_pad **); +int gm200_i2c_pad_s_new(struct nvkm_i2c *, int, struct nvkm_i2c_pad **); + +int anx9805_pad_new(struct nvkm_i2c_bus *, int, u8, struct nvkm_i2c_pad **); + +#define PAD_MSG(p,l,f,a...) do { \ + struct nvkm_i2c_pad *_pad = (p); \ + nvkm_##l(&_pad->i2c->subdev, "pad %04x: "f"\n", _pad->id, ##a); \ +} while(0) +#define PAD_ERR(p,f,a...) PAD_MSG((p), error, f, ##a) +#define PAD_DBG(p,f,a...) PAD_MSG((p), debug, f, ##a) +#define PAD_TRACE(p,f,a...) PAD_MSG((p), trace, f, ##a) +#endif |