global: Migrate CONFIG_STACKBASE to CFG
[platform/kernel/u-boot.git] / include / scmi_agent-uclass.h
1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Copyright (C) 2019-2020 Linaro Limited.
4  */
5 #ifndef _SCMI_AGENT_UCLASS_H
6 #define _SCMI_AGENT_UCLASS_H
7
8 struct udevice;
9 struct scmi_msg;
10 struct scmi_channel;
11
12 /**
13  * struct scmi_transport_ops - The functions that a SCMI transport layer must implement.
14  */
15 struct scmi_agent_ops {
16         /*
17          * of_get_channel - Get SCMI channel from SCMI agent device tree node
18          *
19          * @dev:                SCMI protocol device using the transport
20          * @channel:            Output reference to SCMI channel upon success
21          * Return 0 upon success and a negative errno on failure
22          */
23         int (*of_get_channel)(struct udevice *dev, struct scmi_channel **channel);
24
25         /*
26          * process_msg - Request transport to get the SCMI message processed
27          *
28          * @dev:                SCMI protocol device using the transport
29          * @msg:                SCMI message to be transmitted
30          */
31         int (*process_msg)(struct udevice *dev, struct scmi_channel *channel,
32                            struct scmi_msg *msg);
33 };
34
35 #endif /* _SCMI_TRANSPORT_UCLASS_H */