diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/core/subdev/i2c/priv.h')
| -rw-r--r-- | drivers/gpu/drm/nouveau/core/subdev/i2c/priv.h | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/core/subdev/i2c/priv.h b/drivers/gpu/drm/nouveau/core/subdev/i2c/priv.h new file mode 100644 index 000000000000..780090b6425a --- /dev/null +++ b/drivers/gpu/drm/nouveau/core/subdev/i2c/priv.h @@ -0,0 +1,85 @@ +#ifndef __NVKM_I2C_H__ +#define __NVKM_I2C_H__ + +#include <subdev/i2c.h> + +extern struct nouveau_oclass nv04_i2c_pad_oclass; +extern struct nouveau_oclass nv94_i2c_pad_oclass; + +#define nouveau_i2c_port_create(p,e,o,i,a,f,d) \ + nouveau_i2c_port_create_((p), (e), (o), (i), (a), (f), \ + sizeof(**d), (void **)d) +#define nouveau_i2c_port_destroy(p) ({ \ + struct nouveau_i2c_port *port = (p); \ + _nouveau_i2c_port_dtor(nv_object(i2c)); \ +}) +#define nouveau_i2c_port_init(p) \ + nouveau_object_init(&(p)->base) +#define nouveau_i2c_port_fini(p,s) \ + nouveau_object_fini(&(p)->base, (s)) + +int nouveau_i2c_port_create_(struct nouveau_object *, struct nouveau_object *, + struct nouveau_oclass *, u8, + const struct i2c_algorithm *, + const struct nouveau_i2c_func *, + int, void **); +void _nouveau_i2c_port_dtor(struct nouveau_object *); +#define _nouveau_i2c_port_init nouveau_object_init +int _nouveau_i2c_port_fini(struct nouveau_object *, bool); + +#define nouveau_i2c_create(p,e,o,d) \ + nouveau_i2c_create_((p), (e), (o), sizeof(**d), (void **)d) +#define nouveau_i2c_destroy(p) ({ \ + struct nouveau_i2c *i2c = (p); \ + _nouveau_i2c_dtor(nv_object(i2c)); \ +}) +#define nouveau_i2c_init(p) ({ \ + struct nouveau_i2c *i2c = (p); \ + _nouveau_i2c_init(nv_object(i2c)); \ +}) +#define nouveau_i2c_fini(p,s) ({ \ + struct nouveau_i2c *i2c = (p); \ + _nouveau_i2c_fini(nv_object(i2c), (s)); \ +}) + +int nouveau_i2c_create_(struct nouveau_object *, struct nouveau_object *, + struct nouveau_oclass *, int, void **); +int _nouveau_i2c_ctor(struct nouveau_object *, struct nouveau_object *, + struct nouveau_oclass *, void *, u32, + struct nouveau_object **); +void _nouveau_i2c_dtor(struct nouveau_object *); +int _nouveau_i2c_init(struct nouveau_object *); +int _nouveau_i2c_fini(struct nouveau_object *, bool); + +extern struct nouveau_oclass nouveau_anx9805_sclass[]; +extern struct nouveau_oclass nvd0_i2c_sclass[]; + +extern const struct i2c_algorithm nouveau_i2c_bit_algo; +extern const struct i2c_algorithm nouveau_i2c_aux_algo; + +struct nouveau_i2c_impl { + struct nouveau_oclass base; + + /* supported i2c port classes */ + struct nouveau_oclass *sclass; + struct nouveau_oclass *pad_x; + struct nouveau_oclass *pad_s; + + /* number of native dp aux channels present */ + int aux; + + /* read and ack pending interrupts, returning only data + * for ports that have not been masked off, while still + * performing the ack for anything that was pending. + */ + void (*aux_stat)(struct nouveau_i2c *, u32 *, u32 *, u32 *, u32 *); + + /* mask on/off interrupt types for a given set of auxch + */ + void (*aux_mask)(struct nouveau_i2c *, u32, u32, u32); +}; + +void nv94_aux_stat(struct nouveau_i2c *, u32 *, u32 *, u32 *, u32 *); +void nv94_aux_mask(struct nouveau_i2c *, u32, u32, u32); + +#endif |