xref: /OK3568_Linux_fs/kernel/drivers/net/ethernet/mellanox/mlxsw/i2c.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */
2*4882a593Smuzhiyun /* Copyright (c) 2016-2018 Mellanox Technologies. All rights reserved */
3*4882a593Smuzhiyun 
4*4882a593Smuzhiyun #ifndef _MLXSW_I2C_H
5*4882a593Smuzhiyun #define _MLXSW_I2C_H
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun #include <linux/i2c.h>
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun #if IS_ENABLED(CONFIG_MLXSW_I2C)
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun int mlxsw_i2c_driver_register(struct i2c_driver *i2c_driver);
12*4882a593Smuzhiyun void mlxsw_i2c_driver_unregister(struct i2c_driver *i2c_driver);
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun #else
15*4882a593Smuzhiyun 
16*4882a593Smuzhiyun static inline int
mlxsw_i2c_driver_register(struct i2c_driver * i2c_driver)17*4882a593Smuzhiyun mlxsw_i2c_driver_register(struct i2c_driver *i2c_driver)
18*4882a593Smuzhiyun {
19*4882a593Smuzhiyun 	return -ENODEV;
20*4882a593Smuzhiyun }
21*4882a593Smuzhiyun 
22*4882a593Smuzhiyun static inline void
mlxsw_i2c_driver_unregister(struct i2c_driver * i2c_driver)23*4882a593Smuzhiyun mlxsw_i2c_driver_unregister(struct i2c_driver *i2c_driver)
24*4882a593Smuzhiyun {
25*4882a593Smuzhiyun }
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun #endif
28*4882a593Smuzhiyun 
29*4882a593Smuzhiyun #endif
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