1 #ifndef __NVKM_GPIO_PRIV_H__
2 #define __NVKM_GPIO_PRIV_H__
3 #define nvkm_gpio(p) container_of((p), struct nvkm_gpio, subdev)
4 #include <subdev/gpio.h>
5 
6 struct nvkm_gpio_func {
7 	int lines;
8 
9 	/* read and ack pending interrupts, returning only data
10 	 * for lines that have not been masked off, while still
11 	 * performing the ack for anything that was pending.
12 	 */
13 	void (*intr_stat)(struct nvkm_gpio *, u32 *, u32 *);
14 
15 	/* mask on/off interrupts for hi/lo transitions on a
16 	 * given set of gpio lines
17 	 */
18 	void (*intr_mask)(struct nvkm_gpio *, u32, u32, u32);
19 
20 	/* configure gpio direction and output value */
21 	int  (*drive)(struct nvkm_gpio *, int line, int dir, int out);
22 
23 	/* sense current state of given gpio line */
24 	int  (*sense)(struct nvkm_gpio *, int line);
25 
26 	/*XXX*/
27 	void (*reset)(struct nvkm_gpio *, u8);
28 };
29 
30 int nvkm_gpio_new_(const struct nvkm_gpio_func *, struct nvkm_device *,
31 		   int index, struct nvkm_gpio **);
32 
33 void nv50_gpio_reset(struct nvkm_gpio *, u8);
34 int  nv50_gpio_drive(struct nvkm_gpio *, int, int, int);
35 int  nv50_gpio_sense(struct nvkm_gpio *, int);
36 
37 void g94_gpio_intr_stat(struct nvkm_gpio *, u32 *, u32 *);
38 void g94_gpio_intr_mask(struct nvkm_gpio *, u32, u32, u32);
39 
40 void gf119_gpio_reset(struct nvkm_gpio *, u8);
41 int  gf119_gpio_drive(struct nvkm_gpio *, int, int, int);
42 int  gf119_gpio_sense(struct nvkm_gpio *, int);
43 #endif
44