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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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12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455/* SPDX-License-Identifier: GPL-2.0-or-later *//* * i2c-smbus.h - SMBus extensions to the I2C protocol * * Copyright (C) 2010-2019 Jean Delvare <jdelvare@suse.de> */
#ifndef _LINUX_I2C_SMBUS_H#define _LINUX_I2C_SMBUS_H
#include <linux/i2c.h>#include <linux/spinlock.h>#include <linux/workqueue.h>
/** * i2c_smbus_alert_setup - platform data for the smbus_alert i2c client * @irq: IRQ number, if the smbus_alert driver should take care of interrupt * handling * * If irq is not specified, the smbus_alert driver doesn't take care of * interrupt handling. In that case it is up to the I2C bus driver to either * handle the interrupts or to poll for alerts. */struct i2c_smbus_alert_setup { int irq;};
struct i2c_client *i2c_new_smbus_alert_device(struct i2c_adapter *adapter, struct i2c_smbus_alert_setup *setup);int i2c_handle_smbus_alert(struct i2c_client *ara);
#if IS_ENABLED(CONFIG_I2C_SMBUS) && IS_ENABLED(CONFIG_I2C_SLAVE)struct i2c_client *i2c_new_slave_host_notify_device(struct i2c_adapter *adapter);void i2c_free_slave_host_notify_device(struct i2c_client *client);#elsestatic inline struct i2c_client *i2c_new_slave_host_notify_device(struct i2c_adapter *adapter){ return ERR_PTR(-ENOSYS);}static inline void i2c_free_slave_host_notify_device(struct i2c_client *client){}#endif
#if IS_ENABLED(CONFIG_I2C_SMBUS) && IS_ENABLED(CONFIG_DMI)void i2c_register_spd_write_disable(struct i2c_adapter *adap);void i2c_register_spd_write_enable(struct i2c_adapter *adap);#elsestatic inline void i2c_register_spd_write_disable(struct i2c_adapter *adap) { }static inline void i2c_register_spd_write_enable(struct i2c_adapter *adap) { }#endif
#endif /* _LINUX_I2C_SMBUS_H */