drivers/staging/greybus/control.h

   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 struct gb_control {
  13         struct device dev;
  14         struct gb_interface *intf;
  15
  16         struct gb_connection *connection;
  17
  18         u8 protocol_major;
  19         u8 protocol_minor;
  20
  21         bool has_bundle_activate;
  22         bool has_bundle_version;
  23
  24         char *vendor_string;
  25         char *product_string;
  26 };
  27 #define to_gb_control(d) container_of(d, struct gb_control, dev)
  28
  29 struct gb_control *gb_control_create(struct gb_interface *intf);
  30 int gb_control_enable(struct gb_control *control);
  31 void gb_control_disable(struct gb_control *control);
  32 int gb_control_suspend(struct gb_control *control);
  33 int gb_control_resume(struct gb_control *control);
  34 int gb_control_add(struct gb_control *control);
  35 void gb_control_del(struct gb_control *control);
  36 struct gb_control *gb_control_get(struct gb_control *control);
  37 void gb_control_put(struct gb_control *control);
  38
  39 int gb_control_get_bundle_versions(struct gb_control *control);
  40 int gb_control_connected_operation(struct gb_control *control, u16 cport_id);
  41 int gb_control_disconnected_operation(struct gb_control *control, u16 cport_id);
  42 int gb_control_disconnecting_operation(struct gb_control *control,
  43                                         u16 cport_id);
  44 int gb_control_mode_switch_operation(struct gb_control *control);
  45 void gb_control_mode_switch_prepare(struct gb_control *control);
  46 void gb_control_mode_switch_complete(struct gb_control *control);
  47 int gb_control_get_manifest_size_operation(struct gb_interface *intf);
  48 int gb_control_get_manifest_operation(struct gb_interface *intf, void *manifest,
  49                                       size_t size);
  50 int gb_control_bundle_suspend(struct gb_control *control, u8 bundle_id);
  51 int gb_control_bundle_resume(struct gb_control *control, u8 bundle_id);
  52 int gb_control_bundle_deactivate(struct gb_control *control, u8 bundle_id);
  53 int gb_control_bundle_activate(struct gb_control *control, u8 bundle_id);
  54 int gb_control_interface_suspend_prepare(struct gb_control *control);
  55 int gb_control_interface_deactivate_prepare(struct gb_control *control);
  56 int gb_control_interface_hibernate_abort(struct gb_control *control);
  57 #endif /* __CONTROL_H */