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47 lines
1.3 KiB
C
47 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* mux/consumer.h - definitions for the multiplexer consumer interface
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*
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* Copyright (C) 2017 Axentia Technologies AB
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*
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* Author: Peter Rosin <peda@axentia.se>
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*/
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#ifndef _LINUX_MUX_CONSUMER_H
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#define _LINUX_MUX_CONSUMER_H
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#include <linux/compiler.h>
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struct device;
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struct mux_control;
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unsigned int mux_control_states(struct mux_control *mux);
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int __must_check mux_control_select_delay(struct mux_control *mux,
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unsigned int state,
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unsigned int delay_us);
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int __must_check mux_control_try_select_delay(struct mux_control *mux,
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unsigned int state,
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unsigned int delay_us);
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static inline int __must_check mux_control_select(struct mux_control *mux,
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unsigned int state)
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{
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return mux_control_select_delay(mux, state, 0);
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}
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static inline int __must_check mux_control_try_select(struct mux_control *mux,
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unsigned int state)
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{
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return mux_control_try_select_delay(mux, state, 0);
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}
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int mux_control_deselect(struct mux_control *mux);
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struct mux_control *mux_control_get(struct device *dev, const char *mux_name);
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void mux_control_put(struct mux_control *mux);
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struct mux_control *devm_mux_control_get(struct device *dev,
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const char *mux_name);
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#endif /* _LINUX_MUX_CONSUMER_H */
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