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i2c: core: add managed function for adding i2c adapters

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Some I2C controller drivers will only unregister the I2C
adapter in their .remove() callback, which can be done
by simply using a managed variant to add the I2C adapter.

So add the managed functions for adding the I2C adapter.

Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Yicong Yang <yangyicong@hisilicon.com>
Signed-off-by: Wolfram Sang <wsa@kernel.org>
This commit is contained in:
Yicong Yang 2021-04-08 19:17:17 +08:00 • committed by Wolfram Sang
parent 2375843b50
commit 07740c92ae
2 changed files with 27 additions and 0 deletions
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1
include/linux/i2c.h
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@ -846,6 +846,7 @@ static inline void i2c_mark_adapter_resumed(struct i2c_adapter *adap)
*/
#if IS_ENABLED(CONFIG_I2C)
int i2c_add_adapter(struct i2c_adapter *adap);
int devm_i2c_add_adapter(struct device *dev, struct i2c_adapter *adapter);
void i2c_del_adapter(struct i2c_adapter *adap);
int i2c_add_numbered_adapter(struct i2c_adapter *adap);