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1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * mux/consumer.h - definitions for the multiplexer consumer interface
4 *
5 * Copyright (C) 2017 Axentia Technologies AB
6 *
7 * Author: Peter Rosin <peda@axentia.se>
8 */
9
10#ifndef _LINUX_MUX_CONSUMER_H
11#define _LINUX_MUX_CONSUMER_H
12
13#include <linux/compiler.h>
14
15struct device;
16struct mux_control;
17
18unsigned int mux_control_states(struct mux_control *mux);
19int __must_check mux_control_select_delay(struct mux_control *mux,
20 unsigned int state,
21 unsigned int delay_us);
22int __must_check mux_control_try_select_delay(struct mux_control *mux,
23 unsigned int state,
24 unsigned int delay_us);
25
26static inline int __must_check mux_control_select(struct mux_control *mux,
27 unsigned int state)
28{
29 return mux_control_select_delay(mux, state, 0);
30}
31
32static inline int __must_check mux_control_try_select(struct mux_control *mux,
33 unsigned int state)
34{
35 return mux_control_try_select_delay(mux, state, 0);
36}
37
38int mux_control_deselect(struct mux_control *mux);
39
40struct mux_control *mux_control_get(struct device *dev, const char *mux_name);
41void mux_control_put(struct mux_control *mux);
42
43struct mux_control *devm_mux_control_get(struct device *dev,
44 const char *mux_name);
45
46#endif /* _LINUX_MUX_CONSUMER_H */