forked from mirrors/linux
a39bd92e92
Add notification to inform caller that mux objects array has been created. It allows to user, invoked platform device registration for "i2c-mux-mlxcpld" driver, to be notified that mux infrastructure is available, and thus some devices could be connected to this infrastructure. Signed-off-by: Vadim Pasternak <vadimp@nvidia.com> Acked-by: Peter Rosin <peda@axentia.se> Signed-off-by: Wolfram Sang <wsa@kernel.org>
31 lines
885 B
C
31 lines
885 B
C
/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */
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/*
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* Mellanox I2C multiplexer support in CPLD
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*
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* Copyright (C) 2016-2020 Mellanox Technologies
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*/
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#ifndef _LINUX_I2C_MLXCPLD_H
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#define _LINUX_I2C_MLXCPLD_H
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/* Platform data for the CPLD I2C multiplexers */
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/* mlxcpld_mux_plat_data - per mux data, used with i2c_register_board_info
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* @chan_ids - channels array
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* @num_adaps - number of adapters
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* @sel_reg_addr - mux select register offset in CPLD space
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* @reg_size: register size in bytes
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* @handle: handle to be passed by callback
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* @completion_notify: callback to notify when all the adapters are created
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*/
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struct mlxcpld_mux_plat_data {
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int *chan_ids;
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int num_adaps;
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int sel_reg_addr;
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u8 reg_size;
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void *handle;
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int (*completion_notify)(void *handle, struct i2c_adapter *parent,
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struct i2c_adapter *adapters[]);
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};
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#endif /* _LINUX_I2C_MLXCPLD_H */
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