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- /*
- * Greybus Interface Block code
- *
- * Copyright 2014 Google Inc.
- * Copyright 2014 Linaro Ltd.
- *
- * Released under the GPLv2 only.
- */
- #ifndef __INTERFACE_H
- #define __INTERFACE_H
- enum gb_interface_type {
- GB_INTERFACE_TYPE_INVALID = 0,
- GB_INTERFACE_TYPE_UNKNOWN,
- GB_INTERFACE_TYPE_DUMMY,
- GB_INTERFACE_TYPE_UNIPRO,
- GB_INTERFACE_TYPE_GREYBUS,
- };
- #define GB_INTERFACE_QUIRK_NO_CPORT_FEATURES BIT(0)
- #define GB_INTERFACE_QUIRK_NO_INIT_STATUS BIT(1)
- #define GB_INTERFACE_QUIRK_NO_GMP_IDS BIT(2)
- #define GB_INTERFACE_QUIRK_FORCED_DISABLE BIT(3)
- #define GB_INTERFACE_QUIRK_LEGACY_MODE_SWITCH BIT(4)
- #define GB_INTERFACE_QUIRK_NO_BUNDLE_ACTIVATE BIT(5)
- #define GB_INTERFACE_QUIRK_NO_PM BIT(6)
- struct gb_interface {
- struct device dev;
- struct gb_control *control;
- struct list_head bundles;
- struct list_head module_node;
- struct list_head manifest_descs;
- u8 interface_id; /* Physical location within the Endo */
- u8 device_id;
- u8 features; /* Feature flags set in the manifest */
- enum gb_interface_type type;
- u32 ddbl1_manufacturer_id;
- u32 ddbl1_product_id;
- u32 vendor_id;
- u32 product_id;
- u64 serial_number;
- struct gb_host_device *hd;
- struct gb_module *module;
- unsigned long quirks;
- struct mutex mutex;
- bool disconnected;
- bool ejected;
- bool removed;
- bool active;
- bool enabled;
- bool mode_switch;
- bool dme_read;
- struct work_struct mode_switch_work;
- struct completion mode_switch_completion;
- };
- #define to_gb_interface(d) container_of(d, struct gb_interface, dev)
- struct gb_interface *gb_interface_create(struct gb_module *module,
- u8 interface_id);
- int gb_interface_activate(struct gb_interface *intf);
- void gb_interface_deactivate(struct gb_interface *intf);
- int gb_interface_enable(struct gb_interface *intf);
- void gb_interface_disable(struct gb_interface *intf);
- int gb_interface_timesync_enable(struct gb_interface *intf, u8 count,
- u64 frame_time, u32 strobe_delay, u32 refclk);
- int gb_interface_timesync_authoritative(struct gb_interface *intf,
- u64 *frame_time);
- int gb_interface_timesync_disable(struct gb_interface *intf);
- int gb_interface_add(struct gb_interface *intf);
- void gb_interface_del(struct gb_interface *intf);
- void gb_interface_put(struct gb_interface *intf);
- void gb_interface_mailbox_event(struct gb_interface *intf, u16 result,
- u32 mailbox);
- int gb_interface_request_mode_switch(struct gb_interface *intf);
- #endif /* __INTERFACE_H */
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