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 
15 struct device;
16 struct mux_control;
17 
18 unsigned int mux_control_states(struct mux_control *mux);
19 int __must_check mux_control_select(struct mux_control *mux,
20 				    unsigned int state);
21 int __must_check mux_control_try_select(struct mux_control *mux,
22 					unsigned int state);
23 int mux_control_deselect(struct mux_control *mux);
24 
25 struct mux_control *mux_control_get(struct device *dev, const char *mux_name);
26 void mux_control_put(struct mux_control *mux);
27 
28 struct mux_control *devm_mux_control_get(struct device *dev,
29 					 const char *mux_name);
30 
31 #endif /* _LINUX_MUX_CONSUMER_H */
32