1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * Greybus CPort control protocol
4 *
5 * Copyright 2015 Google Inc.
6 * Copyright 2015 Linaro Ltd.
7 */
8
9#ifndef __CONTROL_H
10#define __CONTROL_H
11
12#include <linux/types.h>
13#include <linux/device.h>
14
15struct gb_control {
16	struct device dev;
17	struct gb_interface *intf;
18
19	struct gb_connection *connection;
20
21	u8 protocol_major;
22	u8 protocol_minor;
23
24	bool has_bundle_activate;
25	bool has_bundle_version;
26
27	char *vendor_string;
28	char *product_string;
29};
30#define to_gb_control(d) container_of(d, struct gb_control, dev)
31
32struct gb_control *gb_control_create(struct gb_interface *intf);
33int gb_control_enable(struct gb_control *control);
34void gb_control_disable(struct gb_control *control);
35int gb_control_suspend(struct gb_control *control);
36int gb_control_resume(struct gb_control *control);
37int gb_control_add(struct gb_control *control);
38void gb_control_del(struct gb_control *control);
39struct gb_control *gb_control_get(struct gb_control *control);
40void gb_control_put(struct gb_control *control);
41
42int gb_control_get_bundle_versions(struct gb_control *control);
43int gb_control_connected_operation(struct gb_control *control, u16 cport_id);
44int gb_control_disconnected_operation(struct gb_control *control, u16 cport_id);
45int gb_control_disconnecting_operation(struct gb_control *control,
46				       u16 cport_id);
47int gb_control_mode_switch_operation(struct gb_control *control);
48void gb_control_mode_switch_prepare(struct gb_control *control);
49void gb_control_mode_switch_complete(struct gb_control *control);
50int gb_control_get_manifest_size_operation(struct gb_interface *intf);
51int gb_control_get_manifest_operation(struct gb_interface *intf, void *manifest,
52				      size_t size);
53int gb_control_bundle_suspend(struct gb_control *control, u8 bundle_id);
54int gb_control_bundle_resume(struct gb_control *control, u8 bundle_id);
55int gb_control_bundle_deactivate(struct gb_control *control, u8 bundle_id);
56int gb_control_bundle_activate(struct gb_control *control, u8 bundle_id);
57int gb_control_interface_suspend_prepare(struct gb_control *control);
58int gb_control_interface_deactivate_prepare(struct gb_control *control);
59int gb_control_interface_hibernate_abort(struct gb_control *control);
60#endif /* __CONTROL_H */
61