1 #ifndef __NOUVEAU_GPIO_H__
2 #define __NOUVEAU_GPIO_H__
4 #include <core/subdev.h>
5 #include <core/device.h>
6 #include <core/event.h>
8 #include <subdev/bios.h>
9 #include <subdev/bios/gpio.h>
12 struct nouveau_subdev base;
14 struct nouveau_event *events;
16 /* hardware interfaces */
17 void (*reset)(struct nouveau_gpio *, u8 func);
18 int (*drive)(struct nouveau_gpio *, int line, int dir, int out);
19 int (*sense)(struct nouveau_gpio *, int line);
21 /* software interfaces */
22 int (*find)(struct nouveau_gpio *, int idx, u8 tag, u8 line,
23 struct dcb_gpio_func *);
24 int (*set)(struct nouveau_gpio *, int idx, u8 tag, u8 line, int state);
25 int (*get)(struct nouveau_gpio *, int idx, u8 tag, u8 line);
28 static inline struct nouveau_gpio *
29 nouveau_gpio(void *obj)
31 return (void *)nv_device(obj)->subdev[NVDEV_SUBDEV_GPIO];
34 #define nouveau_gpio_create(p,e,o,l,d) \
35 nouveau_gpio_create_((p), (e), (o), (l), sizeof(**d), (void **)d)
36 #define nouveau_gpio_destroy(p) ({ \
37 struct nouveau_gpio *gpio = (p); \
38 _nouveau_gpio_dtor(nv_object(gpio)); \
40 #define nouveau_gpio_fini(p,s) \
41 nouveau_subdev_fini(&(p)->base, (s))
43 int nouveau_gpio_create_(struct nouveau_object *, struct nouveau_object *,
44 struct nouveau_oclass *, int, int, void **);
45 void _nouveau_gpio_dtor(struct nouveau_object *);
46 int nouveau_gpio_init(struct nouveau_gpio *);
48 extern struct nouveau_oclass nv10_gpio_oclass;
49 extern struct nouveau_oclass nv50_gpio_oclass;
50 extern struct nouveau_oclass nvd0_gpio_oclass;
51 extern struct nouveau_oclass nve0_gpio_oclass;