| /* SPDX-License-Identifier: MIT */ |
| #ifndef __NVKM_GPIO_PRIV_H__ |
| #define __NVKM_GPIO_PRIV_H__ |
| #define nvkm_gpio(p) container_of((p), struct nvkm_gpio, subdev) |
| #include <subdev/gpio.h> |
| |
| struct nvkm_gpio_func { |
| 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); |
| }; |
| |
| int nvkm_gpio_new_(const struct nvkm_gpio_func *, struct nvkm_device *, |
| int index, struct nvkm_gpio **); |
| |
| 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 gf119_gpio_reset(struct nvkm_gpio *, u8); |
| int gf119_gpio_drive(struct nvkm_gpio *, int, int, int); |
| int gf119_gpio_sense(struct nvkm_gpio *, int); |
| #endif |
