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47 lines
1.3 KiB
C
47 lines
1.3 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (C) 2022, STMicroelectronics
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*/
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#ifndef __RPMSG_CHRDEV_H__
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#define __RPMSG_CHRDEV_H__
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#if IS_ENABLED(CONFIG_RPMSG_CHAR)
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/**
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* rpmsg_chrdev_eptdev_create() - register char device based on an endpoint
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* @rpdev: prepared rpdev to be used for creating endpoints
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* @parent: parent device
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* @chinfo: associated endpoint channel information.
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*
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* This function create a new rpmsg char endpoint device to instantiate a new
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* endpoint based on chinfo information.
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*/
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int rpmsg_chrdev_eptdev_create(struct rpmsg_device *rpdev, struct device *parent,
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struct rpmsg_channel_info chinfo);
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/**
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* rpmsg_chrdev_eptdev_destroy() - destroy created char device endpoint.
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* @data: private data associated to the endpoint device
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*
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* This function destroys a rpmsg char endpoint device created by the RPMSG_DESTROY_EPT_IOCTL
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* control.
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*/
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int rpmsg_chrdev_eptdev_destroy(struct device *dev, void *data);
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#else /*IS_ENABLED(CONFIG_RPMSG_CHAR) */
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static inline int rpmsg_chrdev_eptdev_create(struct rpmsg_device *rpdev, struct device *parent,
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struct rpmsg_channel_info chinfo)
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{
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return -ENXIO;
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}
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static inline int rpmsg_chrdev_eptdev_destroy(struct device *dev, void *data)
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{
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return -ENXIO;
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}
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#endif /*IS_ENABLED(CONFIG_RPMSG_CHAR) */
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#endif /*__RPMSG_CHRDEV_H__ */
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