Staging
v0.8.1
v0.8.1
swh:1:snp:a902887e4be9191b7c6c4406aa06b31c1ce2c7cc
Tip revision: d770e558e21961ad6cfdf0ff7df0eb5d7d4f0754 authored by Linus Torvalds on 05 July 2015, 18:01:52 UTC
Linux 4.2-rc1
Linux 4.2-rc1
Tip revision: d770e55
priv.h
#ifndef __NVKM_GPIO_PRIV_H__
#define __NVKM_GPIO_PRIV_H__
#include <subdev/gpio.h>
#define nvkm_gpio_create(p,e,o,d) \
nvkm_gpio_create_((p), (e), (o), sizeof(**d), (void **)d)
#define nvkm_gpio_destroy(p) ({ \
struct nvkm_gpio *gpio = (p); \
_nvkm_gpio_dtor(nv_object(gpio)); \
})
#define nvkm_gpio_init(p) ({ \
struct nvkm_gpio *gpio = (p); \
_nvkm_gpio_init(nv_object(gpio)); \
})
#define nvkm_gpio_fini(p,s) ({ \
struct nvkm_gpio *gpio = (p); \
_nvkm_gpio_fini(nv_object(gpio), (s)); \
})
int nvkm_gpio_create_(struct nvkm_object *, struct nvkm_object *,
struct nvkm_oclass *, int, void **);
int _nvkm_gpio_ctor(struct nvkm_object *, struct nvkm_object *,
struct nvkm_oclass *, void *, u32,
struct nvkm_object **);
void _nvkm_gpio_dtor(struct nvkm_object *);
int _nvkm_gpio_init(struct nvkm_object *);
int _nvkm_gpio_fini(struct nvkm_object *, bool);
struct nvkm_gpio_impl {
struct nvkm_oclass base;
int lines;
/* read and ack pending interrupts, returning only data
* for lines that have not been masked off, while still
* performing the ack for anything that was pending.
*/
void (*intr_stat)(struct nvkm_gpio *, u32 *, u32 *);
/* mask on/off interrupts for hi/lo transitions on a
* given set of gpio lines
*/
void (*intr_mask)(struct nvkm_gpio *, u32, u32, u32);
/* configure gpio direction and output value */
int (*drive)(struct nvkm_gpio *, int line, int dir, int out);
/* sense current state of given gpio line */
int (*sense)(struct nvkm_gpio *, int line);
/*XXX*/
void (*reset)(struct nvkm_gpio *, u8);
};
void nv50_gpio_reset(struct nvkm_gpio *, u8);
int nv50_gpio_drive(struct nvkm_gpio *, int, int, int);
int nv50_gpio_sense(struct nvkm_gpio *, int);
void g94_gpio_intr_stat(struct nvkm_gpio *, u32 *, u32 *);
void g94_gpio_intr_mask(struct nvkm_gpio *, u32, u32, u32);
void gf110_gpio_reset(struct nvkm_gpio *, u8);
int gf110_gpio_drive(struct nvkm_gpio *, int, int, int);
int gf110_gpio_sense(struct nvkm_gpio *, int);
#endif