1 // SPDX-License-Identifier: GPL-2.0
3 * Greybus Interface Block code
5 * Copyright 2014 Google Inc.
6 * Copyright 2014 Linaro Ltd.
12 enum gb_interface_type {
13 GB_INTERFACE_TYPE_INVALID = 0,
14 GB_INTERFACE_TYPE_UNKNOWN,
15 GB_INTERFACE_TYPE_DUMMY,
16 GB_INTERFACE_TYPE_UNIPRO,
17 GB_INTERFACE_TYPE_GREYBUS,
20 #define GB_INTERFACE_QUIRK_NO_CPORT_FEATURES BIT(0)
21 #define GB_INTERFACE_QUIRK_NO_INIT_STATUS BIT(1)
22 #define GB_INTERFACE_QUIRK_NO_GMP_IDS BIT(2)
23 #define GB_INTERFACE_QUIRK_FORCED_DISABLE BIT(3)
24 #define GB_INTERFACE_QUIRK_LEGACY_MODE_SWITCH BIT(4)
25 #define GB_INTERFACE_QUIRK_NO_BUNDLE_ACTIVATE BIT(5)
26 #define GB_INTERFACE_QUIRK_NO_PM BIT(6)
30 struct gb_control *control;
32 struct list_head bundles;
33 struct list_head module_node;
34 struct list_head manifest_descs;
35 u8 interface_id; /* Physical location within the Endo */
37 u8 features; /* Feature flags set in the manifest */
39 enum gb_interface_type type;
41 u32 ddbl1_manufacturer_id;
47 struct gb_host_device *hd;
48 struct gb_module *module;
63 struct work_struct mode_switch_work;
64 struct completion mode_switch_completion;
66 #define to_gb_interface(d) container_of(d, struct gb_interface, dev)
68 struct gb_interface *gb_interface_create(struct gb_module *module,
70 int gb_interface_activate(struct gb_interface *intf);
71 void gb_interface_deactivate(struct gb_interface *intf);
72 int gb_interface_enable(struct gb_interface *intf);
73 void gb_interface_disable(struct gb_interface *intf);
74 int gb_interface_add(struct gb_interface *intf);
75 void gb_interface_del(struct gb_interface *intf);
76 void gb_interface_put(struct gb_interface *intf);
77 void gb_interface_mailbox_event(struct gb_interface *intf, u16 result,
80 int gb_interface_request_mode_switch(struct gb_interface *intf);
82 #endif /* __INTERFACE_H */