sps30.h

 1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef _SPS30_H
 3#define _SPS30_H
 4
 5#include <linux/types.h>
 6
 7struct sps30_state;
 8struct sps30_ops {
 9	int (*start_meas)(struct sps30_state *state);
10	int (*stop_meas)(struct sps30_state *state);
11	int (*read_meas)(struct sps30_state *state, __be32 *meas, size_t num);
12	int (*reset)(struct sps30_state *state);
13	int (*clean_fan)(struct sps30_state *state);
14	int (*read_cleaning_period)(struct sps30_state *state, __be32 *period);
15	int (*write_cleaning_period)(struct sps30_state *state, __be32 period);
16	int (*show_info)(struct sps30_state *state);
17};
18
19struct sps30_state {
20	/* serialize access to the device */
21	struct mutex lock;
22	struct device *dev;
23	int state;
24	/*
25	 * priv pointer is solely for serdev driver private data. We keep it
26	 * here because driver_data inside dev has been already used for iio and
27	 * struct serdev_device doesn't have one.
28	 */
29	void *priv;
30	const struct sps30_ops *ops;
31};
32
33int sps30_probe(struct device *dev, const char *name, void *priv, const struct sps30_ops *ops);
34
35#endif