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i2c: don't expose function which is only used internally

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i2c_setup_smbus_alert() is only needed within the I2C core, so no need
to expose it to other modules.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Signed-off-by: Wolfram Sang <wsa@kernel.org>
This commit is contained in:
Wolfram Sang 2022-02-10 22:33:41 +01:00 committed by Wolfram Sang
parent f1bd666194
commit 481153991c
3 changed files with 9 additions and 9 deletions
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1
drivers/i2c/i2c-core-smbus.c
View file

@ -716,5 +716,4 @@ int i2c_setup_smbus_alert(struct i2c_adapter *adapter)
return PTR_ERR_OR_ZERO(i2c_new_smbus_alert_device(adapter, NULL));
}
EXPORT_SYMBOL_GPL(i2c_setup_smbus_alert);
#endif

9
drivers/i2c/i2c-core.h
View file

@ -86,3 +86,12 @@ void of_i2c_register_devices(struct i2c_adapter *adap);
static inline void of_i2c_register_devices(struct i2c_adapter *adap) { }
#endif
extern struct notifier_block i2c_of_notifier;
#if IS_ENABLED(CONFIG_I2C_SMBUS)
int i2c_setup_smbus_alert(struct i2c_adapter *adap);
#else
static inline int i2c_setup_smbus_alert(struct i2c_adapter *adap)
{
return 0;
}
#endif

8
include/linux/i2c-smbus.h
View file

@ -30,14 +30,6 @@ 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)
int i2c_setup_smbus_alert(struct i2c_adapter *adap);
#else
static inline int i2c_setup_smbus_alert(struct i2c_adapter *adap)
{
return 0;
}
#endif
#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);