include/linux/mux/consumer.h

   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 */