drivers/staging/greybus/control.h

   1 /*
   2  * Greybus CPort control protocol
   3  *
   4  * Copyright 2015 Google Inc.
   5  * Copyright 2015 Linaro Ltd.
   6  *
   7  * Released under the GPLv2 only.
   8  */
   9
  10 #ifndef __CONTROL_H
  11 #define __CONTROL_H
  12
  13 struct gb_control {
  14         struct device dev;
  15         struct gb_interface *intf;
  16
  17         struct gb_connection *connection;
  18
  19         u8 protocol_major;
  20         u8 protocol_minor;
  21
  22         bool has_bundle_activate;
  23         bool has_bundle_version;
  24
  25         char *vendor_string;
  26         char *product_string;
  27 };
  28 #define to_gb_control(d) container_of(d, struct gb_control, dev)
  29
  30 struct gb_control *gb_control_create(struct gb_interface *intf);
  31 int gb_control_enable(struct gb_control *control);
  32 void gb_control_disable(struct gb_control *control);
  33 int gb_control_suspend(struct gb_control *control);
  34 int gb_control_resume(struct gb_control *control);
  35 int gb_control_add(struct gb_control *control);
  36 void gb_control_del(struct gb_control *control);
  37 struct gb_control *gb_control_get(struct gb_control *control);
  38 void gb_control_put(struct gb_control *control);
  39
  40 int gb_control_get_bundle_versions(struct gb_control *control);
  41 int gb_control_connected_operation(struct gb_control *control, u16 cport_id);
  42 int gb_control_disconnected_operation(struct gb_control *control, u16 cport_id);
  43 int gb_control_disconnecting_operation(struct gb_control *control,
  44                                         u16 cport_id);
  45 int gb_control_mode_switch_operation(struct gb_control *control);
  46 void gb_control_mode_switch_prepare(struct gb_control *control);
  47 void gb_control_mode_switch_complete(struct gb_control *control);
  48 int gb_control_get_manifest_size_operation(struct gb_interface *intf);
  49 int gb_control_get_manifest_operation(struct gb_interface *intf, void *manifest,
  50                                       size_t size);
  51 int gb_control_timesync_enable(struct gb_control *control, u8 count,
  52                                u64 frame_time, u32 strobe_delay, u32 refclk);
  53 int gb_control_timesync_disable(struct gb_control *control);
  54 int gb_control_timesync_get_last_event(struct gb_control *control,
  55                                        u64 *frame_time);
  56 int gb_control_timesync_authoritative(struct gb_control *control,
  57                                       u64 *frame_time);
  58 int gb_control_bundle_suspend(struct gb_control *control, u8 bundle_id);
  59 int gb_control_bundle_resume(struct gb_control *control, u8 bundle_id);
  60 int gb_control_bundle_deactivate(struct gb_control *control, u8 bundle_id);
  61 int gb_control_bundle_activate(struct gb_control *control, u8 bundle_id);
  62 int gb_control_interface_suspend_prepare(struct gb_control *control);
  63 int gb_control_interface_deactivate_prepare(struct gb_control *control);
  64 int gb_control_interface_hibernate_abort(struct gb_control *control);
  65 #endif /* __CONTROL_H */