2014-10-01 22:54:11 -04:00
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/*
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2014-12-11 17:10:56 -05:00
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* Greybus Interface Block code
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2014-10-01 22:54:11 -04:00
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*
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* Copyright 2014 Google Inc.
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2014-12-12 13:08:42 -05:00
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* Copyright 2014 Linaro Ltd.
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2014-10-01 22:54:11 -04:00
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*
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* Released under the GPLv2 only.
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*/
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2014-12-19 17:56:30 -05:00
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#ifndef __INTERFACE_H
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#define __INTERFACE_H
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2014-10-01 22:54:11 -04:00
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2016-07-20 10:40:20 -04:00
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enum gb_interface_type {
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GB_INTERFACE_TYPE_INVALID = 0,
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GB_INTERFACE_TYPE_UNKNOWN,
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GB_INTERFACE_TYPE_DUMMY,
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GB_INTERFACE_TYPE_UNIPRO,
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GB_INTERFACE_TYPE_GREYBUS,
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};
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2016-03-29 18:56:03 -04:00
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#define GB_INTERFACE_QUIRK_NO_CPORT_FEATURES BIT(0)
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2016-05-09 08:40:10 -04:00
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#define GB_INTERFACE_QUIRK_NO_INIT_STATUS BIT(1)
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#define GB_INTERFACE_QUIRK_NO_ARA_IDS BIT(2)
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2016-05-27 11:26:24 -04:00
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#define GB_INTERFACE_QUIRK_FORCED_DISABLE BIT(3)
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2016-05-27 11:26:40 -04:00
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#define GB_INTERFACE_QUIRK_LEGACY_MODE_SWITCH BIT(4)
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2016-07-26 16:41:03 -04:00
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#define GB_INTERFACE_QUIRK_NO_BUNDLE_ACTIVATE BIT(5)
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2016-03-29 18:56:03 -04:00
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2014-12-19 17:56:31 -05:00
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struct gb_interface {
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2014-10-01 22:54:11 -04:00
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struct device dev;
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2015-06-22 07:12:26 -04:00
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struct gb_control *control;
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2014-10-01 22:54:11 -04:00
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2014-12-19 17:56:29 -05:00
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struct list_head bundles;
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2016-04-23 12:47:24 -04:00
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struct list_head module_node;
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2014-12-23 18:16:50 -05:00
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struct list_head manifest_descs;
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2014-12-21 17:10:26 -05:00
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u8 interface_id; /* Physical location within the Endo */
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2016-03-29 18:56:06 -04:00
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u8 device_id;
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2016-05-15 14:37:49 -04:00
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u8 features; /* Feature flags set in the manifest */
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2016-07-20 10:40:20 -04:00
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enum gb_interface_type type;
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2014-10-01 22:54:11 -04:00
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2015-12-22 11:34:33 -05:00
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u32 ddbl1_manufacturer_id;
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u32 ddbl1_product_id;
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2015-11-25 09:58:56 -05:00
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u32 vendor_id;
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u32 product_id;
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2015-12-28 01:29:00 -05:00
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u64 serial_number;
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2015-08-11 23:49:31 -04:00
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2015-11-03 12:03:23 -05:00
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struct gb_host_device *hd;
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2016-04-23 12:47:24 -04:00
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struct gb_module *module;
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2015-10-07 15:40:24 -04:00
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2016-03-29 18:56:03 -04:00
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unsigned long quirks;
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2016-04-23 12:47:25 -04:00
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struct mutex mutex;
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2015-12-15 09:28:57 -05:00
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bool disconnected;
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2016-05-27 11:26:40 -04:00
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2016-04-23 12:47:25 -04:00
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bool ejected;
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2016-07-20 10:40:24 -04:00
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bool removed;
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2016-04-23 12:47:26 -04:00
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bool active;
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2016-04-13 13:19:06 -04:00
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bool enabled;
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2016-05-27 11:26:40 -04:00
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bool mode_switch;
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2016-07-20 10:40:21 -04:00
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bool dme_read;
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2016-05-27 11:26:40 -04:00
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struct work_struct mode_switch_work;
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struct completion mode_switch_completion;
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2014-10-01 22:54:11 -04:00
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};
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2014-12-19 17:56:31 -05:00
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#define to_gb_interface(d) container_of(d, struct gb_interface, dev)
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2014-10-01 22:54:11 -04:00
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2016-04-23 12:47:24 -04:00
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struct gb_interface *gb_interface_create(struct gb_module *module,
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2015-06-22 07:12:27 -04:00
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u8 interface_id);
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2016-03-29 18:56:04 -04:00
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int gb_interface_activate(struct gb_interface *intf);
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void gb_interface_deactivate(struct gb_interface *intf);
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2016-03-09 06:20:42 -05:00
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int gb_interface_enable(struct gb_interface *intf);
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2016-03-09 06:20:43 -05:00
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void gb_interface_disable(struct gb_interface *intf);
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2016-06-05 09:03:26 -04:00
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int gb_interface_timesync_enable(struct gb_interface *intf, u8 count,
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u64 frame_time, u32 strobe_delay, u32 refclk);
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int gb_interface_timesync_authoritative(struct gb_interface *intf,
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u64 *frame_time);
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int gb_interface_timesync_disable(struct gb_interface *intf);
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2016-03-09 06:20:36 -05:00
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int gb_interface_add(struct gb_interface *intf);
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2016-04-23 12:47:24 -04:00
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void gb_interface_del(struct gb_interface *intf);
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void gb_interface_put(struct gb_interface *intf);
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2016-05-27 11:26:40 -04:00
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void gb_interface_mailbox_event(struct gb_interface *intf, u16 result,
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u32 mailbox);
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int gb_interface_request_mode_switch(struct gb_interface *intf);
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2014-12-19 17:56:35 -05:00
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2014-12-19 17:56:30 -05:00
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#endif /* __INTERFACE_H */
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