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(I'm so sorry!) Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel os linux
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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171/* SPDX-License-Identifier: GPL-2.0 *//* * mux/consumer.h - definitions for the multiplexer consumer interface * * Copyright (C) 2017 Axentia Technologies AB * * Author: Peter Rosin <peda@axentia.se> */
#ifndef _LINUX_MUX_CONSUMER_H#define _LINUX_MUX_CONSUMER_H
#include <linux/compiler.h>
struct device;struct mux_control;struct mux_state;
#if IS_ENABLED(CONFIG_MULTIPLEXER)
unsigned int mux_control_states(struct mux_control *mux);int __must_check mux_control_select_delay(struct mux_control *mux, unsigned int state, unsigned int delay_us);int __must_check mux_state_select_delay(struct mux_state *mstate, unsigned int delay_us);int __must_check mux_control_try_select_delay(struct mux_control *mux, unsigned int state, unsigned int delay_us);int __must_check mux_state_try_select_delay(struct mux_state *mstate, unsigned int delay_us);
static inline int __must_check mux_control_select(struct mux_control *mux, unsigned int state){ return mux_control_select_delay(mux, state, 0);}
static inline int __must_check mux_state_select(struct mux_state *mstate){ return mux_state_select_delay(mstate, 0);}
static inline int __must_check mux_control_try_select(struct mux_control *mux, unsigned int state){ return mux_control_try_select_delay(mux, state, 0);}
static inline int __must_check mux_state_try_select(struct mux_state *mstate){ return mux_state_try_select_delay(mstate, 0);}
int mux_control_deselect(struct mux_control *mux);int mux_state_deselect(struct mux_state *mstate);
struct mux_control *mux_control_get(struct device *dev, const char *mux_name);struct mux_control *mux_control_get_optional(struct device *dev, const char *mux_name);void mux_control_put(struct mux_control *mux);
struct mux_control *devm_mux_control_get(struct device *dev, const char *mux_name);
struct mux_state *devm_mux_state_get_from_np(struct device *dev, const char *mux_name, struct device_node *np);
struct mux_state *devm_mux_state_get_optional(struct device *dev, const char *mux_name);struct mux_state *devm_mux_state_get_selected(struct device *dev, const char *mux_name);struct mux_state *devm_mux_state_get_optional_selected(struct device *dev, const char *mux_name);
#else
static inline unsigned int mux_control_states(struct mux_control *mux){ return 0;}static inline int __must_check mux_control_select_delay(struct mux_control *mux, unsigned int state, unsigned int delay_us){ return -EOPNOTSUPP;}static inline int __must_check mux_state_select_delay(struct mux_state *mstate, unsigned int delay_us){ return -EOPNOTSUPP;}static inline int __must_check mux_control_try_select_delay(struct mux_control *mux, unsigned int state, unsigned int delay_us){ return -EOPNOTSUPP;}static inline int __must_check mux_state_try_select_delay(struct mux_state *mstate, unsigned int delay_us){ return -EOPNOTSUPP;}
static inline int __must_check mux_control_select(struct mux_control *mux, unsigned int state){ return -EOPNOTSUPP;}
static inline int __must_check mux_state_select(struct mux_state *mstate){ return -EOPNOTSUPP;}
static inline int __must_check mux_control_try_select(struct mux_control *mux, unsigned int state){ return -EOPNOTSUPP;}
static inline int __must_check mux_state_try_select(struct mux_state *mstate){ return -EOPNOTSUPP;}
static inline int mux_control_deselect(struct mux_control *mux){ return -EOPNOTSUPP;}static inline int mux_state_deselect(struct mux_state *mstate){ return -EOPNOTSUPP;}
static inline struct mux_control *mux_control_get(struct device *dev, const char *mux_name){ return ERR_PTR(-EOPNOTSUPP);}static inline struct mux_control *mux_control_get_optional(struct device *dev, const char *mux_name){ return NULL;}static inline void mux_control_put(struct mux_control *mux) {}
static inline struct mux_control *devm_mux_control_get(struct device *dev, const char *mux_name){ return ERR_PTR(-EOPNOTSUPP);}static inline struct mux_state *devm_mux_state_get(struct device *dev, const char *mux_name){ return ERR_PTR(-EOPNOTSUPP);}static inline struct mux_state *devm_mux_state_get_optional(struct device *dev, const char *mux_name){ return NULL;}static inline struct mux_state *devm_mux_state_get_selected(struct device *dev, const char *mux_name){ return ERR_PTR(-EOPNOTSUPP);}static inline struct mux_state *devm_mux_state_get_optional_selected(struct device *dev, const char *mux_name){ return NULL;}
#endif /* CONFIG_MULTIPLEXER */
#define devm_mux_state_get(dev, mux_name) \ devm_mux_state_get_from_np(dev, mux_name, NULL)
#endif /* _LINUX_MUX_CONSUMER_H */