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69265bc1 AP |
1 | /* SPDX-License-Identifier: GPL-2.0 */ |
2 | /* | |
3 | * Copyright (C) 2022, STMicroelectronics | |
4 | */ | |
5 | ||
6 | #ifndef __RPMSG_CHRDEV_H__ | |
7 | #define __RPMSG_CHRDEV_H__ | |
8 | ||
9 | #if IS_ENABLED(CONFIG_RPMSG_CHAR) | |
10 | /** | |
11 | * rpmsg_chrdev_eptdev_create() - register char device based on an endpoint | |
12 | * @rpdev: prepared rpdev to be used for creating endpoints | |
13 | * @parent: parent device | |
14 | * @chinfo: associated endpoint channel information. | |
15 | * | |
16 | * This function create a new rpmsg char endpoint device to instantiate a new | |
17 | * endpoint based on chinfo information. | |
18 | */ | |
19 | int rpmsg_chrdev_eptdev_create(struct rpmsg_device *rpdev, struct device *parent, | |
20 | struct rpmsg_channel_info chinfo); | |
21 | ||
22 | /** | |
23 | * rpmsg_chrdev_eptdev_destroy() - destroy created char device endpoint. | |
24 | * @data: private data associated to the endpoint device | |
25 | * | |
26 | * This function destroys a rpmsg char endpoint device created by the RPMSG_DESTROY_EPT_IOCTL | |
27 | * control. | |
28 | */ | |
29 | int rpmsg_chrdev_eptdev_destroy(struct device *dev, void *data); | |
30 | ||
31 | #else /*IS_ENABLED(CONFIG_RPMSG_CHAR) */ | |
32 | ||
33 | static inline int rpmsg_chrdev_eptdev_create(struct rpmsg_device *rpdev, struct device *parent, | |
34 | struct rpmsg_channel_info chinfo) | |
35 | { | |
36 | return -ENXIO; | |
37 | } | |
38 | ||
39 | static inline int rpmsg_chrdev_eptdev_destroy(struct device *dev, void *data) | |
40 | { | |
41 | return -ENXIO; | |
42 | } | |
43 | ||
44 | #endif /*IS_ENABLED(CONFIG_RPMSG_CHAR) */ | |
45 | ||
46 | #endif /*__RPMSG_CHRDEV_H__ */ |