1#ifndef __NVKM_GPIO_PRIV_H__
2#define __NVKM_GPIO_PRIV_H__
3#include <subdev/gpio.h>
4
5#define nvkm_gpio_create(p,e,o,d)                                           \
6	nvkm_gpio_create_((p), (e), (o), sizeof(**d), (void **)d)
7#define nvkm_gpio_destroy(p) ({                                             \
8	struct nvkm_gpio *gpio = (p);                                       \
9	_nvkm_gpio_dtor(nv_object(gpio));                                   \
10})
11#define nvkm_gpio_init(p) ({                                                \
12	struct nvkm_gpio *gpio = (p);                                       \
13	_nvkm_gpio_init(nv_object(gpio));                                   \
14})
15#define nvkm_gpio_fini(p,s) ({                                              \
16	struct nvkm_gpio *gpio = (p);                                       \
17	_nvkm_gpio_fini(nv_object(gpio), (s));                              \
18})
19
20int  nvkm_gpio_create_(struct nvkm_object *, struct nvkm_object *,
21			  struct nvkm_oclass *, int, void **);
22int  _nvkm_gpio_ctor(struct nvkm_object *, struct nvkm_object *,
23			struct nvkm_oclass *, void *, u32,
24			struct nvkm_object **);
25void _nvkm_gpio_dtor(struct nvkm_object *);
26int  _nvkm_gpio_init(struct nvkm_object *);
27int  _nvkm_gpio_fini(struct nvkm_object *, bool);
28
29struct nvkm_gpio_impl {
30	struct nvkm_oclass base;
31	int lines;
32
33	/* read and ack pending interrupts, returning only data
34	 * for lines that have not been masked off, while still
35	 * performing the ack for anything that was pending.
36	 */
37	void (*intr_stat)(struct nvkm_gpio *, u32 *, u32 *);
38
39	/* mask on/off interrupts for hi/lo transitions on a
40	 * given set of gpio lines
41	 */
42	void (*intr_mask)(struct nvkm_gpio *, u32, u32, u32);
43
44	/* configure gpio direction and output value */
45	int  (*drive)(struct nvkm_gpio *, int line, int dir, int out);
46
47	/* sense current state of given gpio line */
48	int  (*sense)(struct nvkm_gpio *, int line);
49
50	/*XXX*/
51	void (*reset)(struct nvkm_gpio *, u8);
52};
53
54void nv50_gpio_reset(struct nvkm_gpio *, u8);
55int  nv50_gpio_drive(struct nvkm_gpio *, int, int, int);
56int  nv50_gpio_sense(struct nvkm_gpio *, int);
57
58void g94_gpio_intr_stat(struct nvkm_gpio *, u32 *, u32 *);
59void g94_gpio_intr_mask(struct nvkm_gpio *, u32, u32, u32);
60
61void gf110_gpio_reset(struct nvkm_gpio *, u8);
62int  gf110_gpio_drive(struct nvkm_gpio *, int, int, int);
63int  gf110_gpio_sense(struct nvkm_gpio *, int);
64#endif
65