diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/core/subdev/gpio/priv.h')
| -rw-r--r-- | drivers/gpu/drm/nouveau/core/subdev/gpio/priv.h | 62 |
1 files changed, 56 insertions, 6 deletions
diff --git a/drivers/gpu/drm/nouveau/core/subdev/gpio/priv.h b/drivers/gpu/drm/nouveau/core/subdev/gpio/priv.h index 2ee1c895c782..e1724dfc86ae 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/gpio/priv.h +++ b/drivers/gpu/drm/nouveau/core/subdev/gpio/priv.h @@ -3,15 +3,65 @@ #include <subdev/gpio.h> -void nv50_gpio_dtor(struct nouveau_object *); -int nv50_gpio_init(struct nouveau_object *); -int nv50_gpio_fini(struct nouveau_object *, bool); -void nv50_gpio_intr(struct nouveau_subdev *); -void nv50_gpio_intr_enable(struct nouveau_event *, int line); -void nv50_gpio_intr_disable(struct nouveau_event *, int line); +#define nouveau_gpio_create(p,e,o,d) \ + nouveau_gpio_create_((p), (e), (o), sizeof(**d), (void **)d) +#define nouveau_gpio_destroy(p) ({ \ + struct nouveau_gpio *gpio = (p); \ + _nouveau_gpio_dtor(nv_object(gpio)); \ +}) +#define nouveau_gpio_init(p) ({ \ + struct nouveau_gpio *gpio = (p); \ + _nouveau_gpio_init(nv_object(gpio)); \ +}) +#define nouveau_gpio_fini(p,s) ({ \ + struct nouveau_gpio *gpio = (p); \ + _nouveau_gpio_fini(nv_object(gpio), (s)); \ +}) + +int nouveau_gpio_create_(struct nouveau_object *, struct nouveau_object *, + struct nouveau_oclass *, int, void **); +int _nouveau_gpio_ctor(struct nouveau_object *, struct nouveau_object *, + struct nouveau_oclass *, void *, u32, + struct nouveau_object **); +void _nouveau_gpio_dtor(struct nouveau_object *); +int _nouveau_gpio_init(struct nouveau_object *); +int _nouveau_gpio_fini(struct nouveau_object *, bool); + +struct nouveau_gpio_impl { + struct nouveau_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 nouveau_gpio *, u32 *, u32 *); + + /* mask on/off interrupts for hi/lo transitions on a + * given set of gpio lines + */ + void (*intr_mask)(struct nouveau_gpio *, u32, u32, u32); + + /* configure gpio direction and output value */ + int (*drive)(struct nouveau_gpio *, int line, int dir, int out); + + /* sense current state of given gpio line */ + int (*sense)(struct nouveau_gpio *, int line); + + /*XXX*/ + void (*reset)(struct nouveau_gpio *, u8); +}; + +void nv50_gpio_reset(struct nouveau_gpio *, u8); +int nv50_gpio_drive(struct nouveau_gpio *, int, int, int); +int nv50_gpio_sense(struct nouveau_gpio *, int); + +void nv92_gpio_intr_stat(struct nouveau_gpio *, u32 *, u32 *); +void nv92_gpio_intr_mask(struct nouveau_gpio *, u32, u32, u32); void nvd0_gpio_reset(struct nouveau_gpio *, u8); int nvd0_gpio_drive(struct nouveau_gpio *, int, int, int); int nvd0_gpio_sense(struct nouveau_gpio *, int); + #endif |