45 lines
1.4 KiB
C
45 lines
1.4 KiB
C
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/* SPDX-License-Identifier: MIT */
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#ifndef __NVKM_GPIO_PRIV_H__
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#define __NVKM_GPIO_PRIV_H__
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#define nvkm_gpio(p) container_of((p), struct nvkm_gpio, subdev)
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#include <subdev/gpio.h>
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struct nvkm_gpio_func {
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int lines;
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/* read and ack pending interrupts, returning only data
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* for lines that have not been masked off, while still
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* performing the ack for anything that was pending.
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*/
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void (*intr_stat)(struct nvkm_gpio *, u32 *, u32 *);
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/* mask on/off interrupts for hi/lo transitions on a
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* given set of gpio lines
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*/
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void (*intr_mask)(struct nvkm_gpio *, u32, u32, u32);
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/* configure gpio direction and output value */
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int (*drive)(struct nvkm_gpio *, int line, int dir, int out);
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/* sense current state of given gpio line */
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int (*sense)(struct nvkm_gpio *, int line);
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/*XXX*/
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void (*reset)(struct nvkm_gpio *, u8);
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};
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int nvkm_gpio_new_(const struct nvkm_gpio_func *, struct nvkm_device *, enum nvkm_subdev_type, int,
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struct nvkm_gpio **);
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void nv50_gpio_reset(struct nvkm_gpio *, u8);
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int nv50_gpio_drive(struct nvkm_gpio *, int, int, int);
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int nv50_gpio_sense(struct nvkm_gpio *, int);
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void g94_gpio_intr_stat(struct nvkm_gpio *, u32 *, u32 *);
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void g94_gpio_intr_mask(struct nvkm_gpio *, u32, u32, u32);
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void gf119_gpio_reset(struct nvkm_gpio *, u8);
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int gf119_gpio_drive(struct nvkm_gpio *, int, int, int);
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int gf119_gpio_sense(struct nvkm_gpio *, int);
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#endif
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