linux/greybus/control.h

0001 /* SPDX-License-Identifier: GPL-2.0 */
0002 /*
0003  * Greybus CPort control protocol
0004  *
0005  * Copyright 2015 Google Inc.
0006  * Copyright 2015 Linaro Ltd.
0007  */
0008
0009 #ifndef __CONTROL_H
0010 #define __CONTROL_H
0011
0012 #include <linux/types.h>
0013 #include <linux/device.h>
0014
0015 struct gb_control {
0016     struct device dev;
0017     struct gb_interface *intf;
0018
0019     struct gb_connection *connection;
0020
0021     u8 protocol_major;
0022     u8 protocol_minor;
0023
0024     bool has_bundle_activate;
0025     bool has_bundle_version;
0026
0027     char *vendor_string;
0028     char *product_string;
0029 };
0030 #define to_gb_control(d) container_of(d, struct gb_control, dev)
0031
0032 struct gb_control *gb_control_create(struct gb_interface *intf);
0033 int gb_control_enable(struct gb_control *control);
0034 void gb_control_disable(struct gb_control *control);
0035 int gb_control_suspend(struct gb_control *control);
0036 int gb_control_resume(struct gb_control *control);
0037 int gb_control_add(struct gb_control *control);
0038 void gb_control_del(struct gb_control *control);
0039 struct gb_control *gb_control_get(struct gb_control *control);
0040 void gb_control_put(struct gb_control *control);
0041
0042 int gb_control_get_bundle_versions(struct gb_control *control);
0043 int gb_control_connected_operation(struct gb_control *control, u16 cport_id);
0044 int gb_control_disconnected_operation(struct gb_control *control, u16 cport_id);
0045 int gb_control_disconnecting_operation(struct gb_control *control,
0046                        u16 cport_id);
0047 int gb_control_mode_switch_operation(struct gb_control *control);
0048 void gb_control_mode_switch_prepare(struct gb_control *control);
0049 void gb_control_mode_switch_complete(struct gb_control *control);
0050 int gb_control_get_manifest_size_operation(struct gb_interface *intf);
0051 int gb_control_get_manifest_operation(struct gb_interface *intf, void *manifest,
0052                       size_t size);
0053 int gb_control_bundle_suspend(struct gb_control *control, u8 bundle_id);
0054 int gb_control_bundle_resume(struct gb_control *control, u8 bundle_id);
0055 int gb_control_bundle_deactivate(struct gb_control *control, u8 bundle_id);
0056 int gb_control_bundle_activate(struct gb_control *control, u8 bundle_id);
0057 int gb_control_interface_suspend_prepare(struct gb_control *control);
0058 int gb_control_interface_deactivate_prepare(struct gb_control *control);
0059 int gb_control_interface_hibernate_abort(struct gb_control *control);
0060 #endif /* __CONTROL_H */